PackageManagerService.java revision 275e3e43f2fba72fa99001cafa2a70e5478fc545
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.MOVE_FAILED_DOESNT_EXIST; 53import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 54import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 55import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 56import static android.content.pm.PackageParser.isApkFile; 57import static android.os.Process.PACKAGE_INFO_GID; 58import static android.os.Process.SYSTEM_UID; 59import static android.system.OsConstants.O_CREAT; 60import static android.system.OsConstants.O_RDWR; 61import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 62import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_USER_OWNER; 63import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 64import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 65import static com.android.internal.util.ArrayUtils.appendInt; 66import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 67import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 68import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 69import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 70import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 71 72import android.Manifest; 73import android.app.ActivityManager; 74import android.app.ActivityManagerNative; 75import android.app.AppGlobals; 76import android.app.IActivityManager; 77import android.app.admin.IDevicePolicyManager; 78import android.app.backup.IBackupManager; 79import android.app.usage.UsageStats; 80import android.app.usage.UsageStatsManager; 81import android.content.BroadcastReceiver; 82import android.content.ComponentName; 83import android.content.Context; 84import android.content.IIntentReceiver; 85import android.content.Intent; 86import android.content.IntentFilter; 87import android.content.IntentSender; 88import android.content.IntentSender.SendIntentException; 89import android.content.ServiceConnection; 90import android.content.pm.ActivityInfo; 91import android.content.pm.ApplicationInfo; 92import android.content.pm.FeatureInfo; 93import android.content.pm.IPackageDataObserver; 94import android.content.pm.IPackageDeleteObserver; 95import android.content.pm.IPackageDeleteObserver2; 96import android.content.pm.IPackageInstallObserver2; 97import android.content.pm.IPackageInstaller; 98import android.content.pm.IPackageManager; 99import android.content.pm.IPackageMoveObserver; 100import android.content.pm.IPackageStatsObserver; 101import android.content.pm.InstrumentationInfo; 102import android.content.pm.IntentFilterVerificationInfo; 103import android.content.pm.KeySet; 104import android.content.pm.ManifestDigest; 105import android.content.pm.PackageCleanItem; 106import android.content.pm.PackageInfo; 107import android.content.pm.PackageInfoLite; 108import android.content.pm.PackageInstaller; 109import android.content.pm.PackageManager; 110import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 111import android.content.pm.PackageParser; 112import android.content.pm.PackageParser.ActivityIntentInfo; 113import android.content.pm.PackageParser.PackageLite; 114import android.content.pm.PackageParser.PackageParserException; 115import android.content.pm.PackageStats; 116import android.content.pm.PackageUserState; 117import android.content.pm.ParceledListSlice; 118import android.content.pm.PermissionGroupInfo; 119import android.content.pm.PermissionInfo; 120import android.content.pm.ProviderInfo; 121import android.content.pm.ResolveInfo; 122import android.content.pm.ServiceInfo; 123import android.content.pm.Signature; 124import android.content.pm.UserInfo; 125import android.content.pm.VerificationParams; 126import android.content.pm.VerifierDeviceIdentity; 127import android.content.pm.VerifierInfo; 128import android.content.res.Resources; 129import android.hardware.display.DisplayManager; 130import android.net.Uri; 131import android.os.Binder; 132import android.os.Build; 133import android.os.Bundle; 134import android.os.Debug; 135import android.os.Environment; 136import android.os.Environment.UserEnvironment; 137import android.os.FileUtils; 138import android.os.Handler; 139import android.os.IBinder; 140import android.os.Looper; 141import android.os.Message; 142import android.os.Parcel; 143import android.os.ParcelFileDescriptor; 144import android.os.Process; 145import android.os.RemoteCallbackList; 146import android.os.RemoteException; 147import android.os.SELinux; 148import android.os.ServiceManager; 149import android.os.SystemClock; 150import android.os.SystemProperties; 151import android.os.UserHandle; 152import android.os.UserManager; 153import android.os.storage.IMountService; 154import android.os.storage.StorageEventListener; 155import android.os.storage.StorageManager; 156import android.os.storage.VolumeInfo; 157import android.security.KeyStore; 158import android.security.SystemKeyStore; 159import android.system.ErrnoException; 160import android.system.Os; 161import android.system.StructStat; 162import android.text.TextUtils; 163import android.text.format.DateUtils; 164import android.util.ArrayMap; 165import android.util.ArraySet; 166import android.util.AtomicFile; 167import android.util.DisplayMetrics; 168import android.util.EventLog; 169import android.util.ExceptionUtils; 170import android.util.Log; 171import android.util.LogPrinter; 172import android.util.PrintStreamPrinter; 173import android.util.Slog; 174import android.util.SparseArray; 175import android.util.SparseBooleanArray; 176import android.util.SparseIntArray; 177import android.util.Xml; 178import android.view.Display; 179 180import dalvik.system.DexFile; 181import dalvik.system.VMRuntime; 182 183import libcore.io.IoUtils; 184import libcore.util.EmptyArray; 185 186import com.android.internal.R; 187import com.android.internal.app.IMediaContainerService; 188import com.android.internal.app.ResolverActivity; 189import com.android.internal.content.NativeLibraryHelper; 190import com.android.internal.content.PackageHelper; 191import com.android.internal.os.IParcelFileDescriptorFactory; 192import com.android.internal.os.SomeArgs; 193import com.android.internal.util.ArrayUtils; 194import com.android.internal.util.FastPrintWriter; 195import com.android.internal.util.FastXmlSerializer; 196import com.android.internal.util.IndentingPrintWriter; 197import com.android.internal.util.Preconditions; 198import com.android.server.EventLogTags; 199import com.android.server.FgThread; 200import com.android.server.IntentResolver; 201import com.android.server.LocalServices; 202import com.android.server.ServiceThread; 203import com.android.server.SystemConfig; 204import com.android.server.Watchdog; 205import com.android.server.pm.Settings.DatabaseVersion; 206import com.android.server.storage.DeviceStorageMonitorInternal; 207 208import org.xmlpull.v1.XmlPullParser; 209import org.xmlpull.v1.XmlSerializer; 210 211import java.io.BufferedInputStream; 212import java.io.BufferedOutputStream; 213import java.io.BufferedReader; 214import java.io.ByteArrayInputStream; 215import java.io.ByteArrayOutputStream; 216import java.io.File; 217import java.io.FileDescriptor; 218import java.io.FileNotFoundException; 219import java.io.FileOutputStream; 220import java.io.FileReader; 221import java.io.FilenameFilter; 222import java.io.IOException; 223import java.io.InputStream; 224import java.io.PrintWriter; 225import java.nio.charset.StandardCharsets; 226import java.security.NoSuchAlgorithmException; 227import java.security.PublicKey; 228import java.security.cert.CertificateEncodingException; 229import java.security.cert.CertificateException; 230import java.text.SimpleDateFormat; 231import java.util.ArrayList; 232import java.util.Arrays; 233import java.util.Collection; 234import java.util.Collections; 235import java.util.Comparator; 236import java.util.Date; 237import java.util.Iterator; 238import java.util.List; 239import java.util.Map; 240import java.util.Objects; 241import java.util.Set; 242import java.util.concurrent.atomic.AtomicBoolean; 243import java.util.concurrent.atomic.AtomicInteger; 244import java.util.concurrent.atomic.AtomicLong; 245 246/** 247 * Keep track of all those .apks everywhere. 248 * 249 * This is very central to the platform's security; please run the unit 250 * tests whenever making modifications here: 251 * 252mmm frameworks/base/tests/AndroidTests 253adb install -r -f out/target/product/passion/data/app/AndroidTests.apk 254adb shell am instrument -w -e class com.android.unit_tests.PackageManagerTests com.android.unit_tests/android.test.InstrumentationTestRunner 255 * 256 * {@hide} 257 */ 258public class PackageManagerService extends IPackageManager.Stub { 259 static final String TAG = "PackageManager"; 260 static final boolean DEBUG_SETTINGS = false; 261 static final boolean DEBUG_PREFERRED = false; 262 static final boolean DEBUG_UPGRADE = false; 263 private static final boolean DEBUG_BACKUP = true; 264 private static final boolean DEBUG_INSTALL = false; 265 private static final boolean DEBUG_REMOVE = false; 266 private static final boolean DEBUG_BROADCASTS = false; 267 private static final boolean DEBUG_SHOW_INFO = false; 268 private static final boolean DEBUG_PACKAGE_INFO = false; 269 private static final boolean DEBUG_INTENT_MATCHING = false; 270 private static final boolean DEBUG_PACKAGE_SCANNING = false; 271 private static final boolean DEBUG_VERIFY = false; 272 private static final boolean DEBUG_DEXOPT = false; 273 private static final boolean DEBUG_ABI_SELECTION = false; 274 275 static final boolean RUNTIME_PERMISSIONS_ENABLED = true; 276 277 private static final int RADIO_UID = Process.PHONE_UID; 278 private static final int LOG_UID = Process.LOG_UID; 279 private static final int NFC_UID = Process.NFC_UID; 280 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 281 private static final int SHELL_UID = Process.SHELL_UID; 282 283 // Cap the size of permission trees that 3rd party apps can define 284 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 285 286 // Suffix used during package installation when copying/moving 287 // package apks to install directory. 288 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 289 290 static final int SCAN_NO_DEX = 1<<1; 291 static final int SCAN_FORCE_DEX = 1<<2; 292 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 293 static final int SCAN_NEW_INSTALL = 1<<4; 294 static final int SCAN_NO_PATHS = 1<<5; 295 static final int SCAN_UPDATE_TIME = 1<<6; 296 static final int SCAN_DEFER_DEX = 1<<7; 297 static final int SCAN_BOOTING = 1<<8; 298 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 299 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 300 static final int SCAN_REPLACING = 1<<11; 301 static final int SCAN_REQUIRE_KNOWN = 1<<12; 302 303 static final int REMOVE_CHATTY = 1<<16; 304 305 /** 306 * Timeout (in milliseconds) after which the watchdog should declare that 307 * our handler thread is wedged. The usual default for such things is one 308 * minute but we sometimes do very lengthy I/O operations on this thread, 309 * such as installing multi-gigabyte applications, so ours needs to be longer. 310 */ 311 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 312 313 /** 314 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 315 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 316 * settings entry if available, otherwise we use the hardcoded default. If it's been 317 * more than this long since the last fstrim, we force one during the boot sequence. 318 * 319 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 320 * one gets run at the next available charging+idle time. This final mandatory 321 * no-fstrim check kicks in only of the other scheduling criteria is never met. 322 */ 323 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 324 325 /** 326 * Whether verification is enabled by default. 327 */ 328 private static final boolean DEFAULT_VERIFY_ENABLE = true; 329 330 /** 331 * The default maximum time to wait for the verification agent to return in 332 * milliseconds. 333 */ 334 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 335 336 /** 337 * The default response for package verification timeout. 338 * 339 * This can be either PackageManager.VERIFICATION_ALLOW or 340 * PackageManager.VERIFICATION_REJECT. 341 */ 342 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 343 344 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 345 346 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 347 DEFAULT_CONTAINER_PACKAGE, 348 "com.android.defcontainer.DefaultContainerService"); 349 350 private static final String KILL_APP_REASON_GIDS_CHANGED = 351 "permission grant or revoke changed gids"; 352 353 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 354 "permissions revoked"; 355 356 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 357 358 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 359 360 /** Permission grant: not grant the permission. */ 361 private static final int GRANT_DENIED = 1; 362 363 /** Permission grant: grant the permission as an install permission. */ 364 private static final int GRANT_INSTALL = 2; 365 366 /** Permission grant: grant the permission as a runtime one. */ 367 private static final int GRANT_RUNTIME = 3; 368 369 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 370 private static final int GRANT_UPGRADE = 4; 371 372 final ServiceThread mHandlerThread; 373 374 final PackageHandler mHandler; 375 376 /** 377 * Messages for {@link #mHandler} that need to wait for system ready before 378 * being dispatched. 379 */ 380 private ArrayList<Message> mPostSystemReadyMessages; 381 382 final int mSdkVersion = Build.VERSION.SDK_INT; 383 384 final Context mContext; 385 final boolean mFactoryTest; 386 final boolean mOnlyCore; 387 final boolean mLazyDexOpt; 388 final long mDexOptLRUThresholdInMills; 389 final DisplayMetrics mMetrics; 390 final int mDefParseFlags; 391 final String[] mSeparateProcesses; 392 final boolean mIsUpgrade; 393 394 // This is where all application persistent data goes. 395 final File mAppDataDir; 396 397 // This is where all application persistent data goes for secondary users. 398 final File mUserAppDataDir; 399 400 /** The location for ASEC container files on internal storage. */ 401 final String mAsecInternalPath; 402 403 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 404 // LOCK HELD. Can be called with mInstallLock held. 405 final Installer mInstaller; 406 407 /** Directory where installed third-party apps stored */ 408 final File mAppInstallDir; 409 410 /** 411 * Directory to which applications installed internally have their 412 * 32 bit native libraries copied. 413 */ 414 private File mAppLib32InstallDir; 415 416 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 417 // apps. 418 final File mDrmAppPrivateInstallDir; 419 420 // ---------------------------------------------------------------- 421 422 // Lock for state used when installing and doing other long running 423 // operations. Methods that must be called with this lock held have 424 // the suffix "LI". 425 final Object mInstallLock = new Object(); 426 427 // ---------------------------------------------------------------- 428 429 // Keys are String (package name), values are Package. This also serves 430 // as the lock for the global state. Methods that must be called with 431 // this lock held have the prefix "LP". 432 final ArrayMap<String, PackageParser.Package> mPackages = 433 new ArrayMap<String, PackageParser.Package>(); 434 435 // Tracks available target package names -> overlay package paths. 436 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 437 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 438 439 final Settings mSettings; 440 boolean mRestoredSettings; 441 442 // System configuration read by SystemConfig. 443 final int[] mGlobalGids; 444 final SparseArray<ArraySet<String>> mSystemPermissions; 445 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 446 447 // If mac_permissions.xml was found for seinfo labeling. 448 boolean mFoundPolicyFile; 449 450 // If a recursive restorecon of /data/data/<pkg> is needed. 451 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 452 453 public static final class SharedLibraryEntry { 454 public final String path; 455 public final String apk; 456 457 SharedLibraryEntry(String _path, String _apk) { 458 path = _path; 459 apk = _apk; 460 } 461 } 462 463 // Currently known shared libraries. 464 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 465 new ArrayMap<String, SharedLibraryEntry>(); 466 467 // All available activities, for your resolving pleasure. 468 final ActivityIntentResolver mActivities = 469 new ActivityIntentResolver(); 470 471 // All available receivers, for your resolving pleasure. 472 final ActivityIntentResolver mReceivers = 473 new ActivityIntentResolver(); 474 475 // All available services, for your resolving pleasure. 476 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 477 478 // All available providers, for your resolving pleasure. 479 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 480 481 // Mapping from provider base names (first directory in content URI codePath) 482 // to the provider information. 483 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 484 new ArrayMap<String, PackageParser.Provider>(); 485 486 // Mapping from instrumentation class names to info about them. 487 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 488 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 489 490 // Mapping from permission names to info about them. 491 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 492 new ArrayMap<String, PackageParser.PermissionGroup>(); 493 494 // Packages whose data we have transfered into another package, thus 495 // should no longer exist. 496 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 497 498 // Broadcast actions that are only available to the system. 499 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 500 501 /** List of packages waiting for verification. */ 502 final SparseArray<PackageVerificationState> mPendingVerification 503 = new SparseArray<PackageVerificationState>(); 504 505 /** Set of packages associated with each app op permission. */ 506 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 507 508 final PackageInstallerService mInstallerService; 509 510 private final PackageDexOptimizer mPackageDexOptimizer; 511 512 private AtomicInteger mNextMoveId = new AtomicInteger(); 513 private final MoveCallbacks mMoveCallbacks; 514 515 // Cache of users who need badging. 516 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 517 518 /** Token for keys in mPendingVerification. */ 519 private int mPendingVerificationToken = 0; 520 521 volatile boolean mSystemReady; 522 volatile boolean mSafeMode; 523 volatile boolean mHasSystemUidErrors; 524 525 ApplicationInfo mAndroidApplication; 526 final ActivityInfo mResolveActivity = new ActivityInfo(); 527 final ResolveInfo mResolveInfo = new ResolveInfo(); 528 ComponentName mResolveComponentName; 529 PackageParser.Package mPlatformPackage; 530 ComponentName mCustomResolverComponentName; 531 532 boolean mResolverReplaced = false; 533 534 private final ComponentName mIntentFilterVerifierComponent; 535 private int mIntentFilterVerificationToken = 0; 536 537 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 538 = new SparseArray<IntentFilterVerificationState>(); 539 540 private interface IntentFilterVerifier<T extends IntentFilter> { 541 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 542 T filter, String packageName); 543 void startVerifications(int userId); 544 void receiveVerificationResponse(int verificationId); 545 } 546 547 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 548 private Context mContext; 549 private ComponentName mIntentFilterVerifierComponent; 550 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 551 552 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 553 mContext = context; 554 mIntentFilterVerifierComponent = verifierComponent; 555 } 556 557 private String getDefaultScheme() { 558 // TODO: replace SCHEME_HTTP with SCHEME_HTTPS 559 return IntentFilter.SCHEME_HTTP; 560 } 561 562 @Override 563 public void startVerifications(int userId) { 564 // Launch verifications requests 565 int count = mCurrentIntentFilterVerifications.size(); 566 for (int n=0; n<count; n++) { 567 int verificationId = mCurrentIntentFilterVerifications.get(n); 568 final IntentFilterVerificationState ivs = 569 mIntentFilterVerificationStates.get(verificationId); 570 571 String packageName = ivs.getPackageName(); 572 573 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 574 final int filterCount = filters.size(); 575 ArraySet<String> domainsSet = new ArraySet<>(); 576 for (int m=0; m<filterCount; m++) { 577 PackageParser.ActivityIntentInfo filter = filters.get(m); 578 domainsSet.addAll(filter.getHostsList()); 579 } 580 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 581 synchronized (mPackages) { 582 if (mSettings.createIntentFilterVerificationIfNeededLPw( 583 packageName, domainsList) != null) { 584 scheduleWriteSettingsLocked(); 585 } 586 } 587 sendVerificationRequest(userId, verificationId, ivs); 588 } 589 mCurrentIntentFilterVerifications.clear(); 590 } 591 592 private void sendVerificationRequest(int userId, int verificationId, 593 IntentFilterVerificationState ivs) { 594 595 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 596 verificationIntent.putExtra( 597 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 598 verificationId); 599 verificationIntent.putExtra( 600 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 601 getDefaultScheme()); 602 verificationIntent.putExtra( 603 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 604 ivs.getHostsString()); 605 verificationIntent.putExtra( 606 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 607 ivs.getPackageName()); 608 verificationIntent.setComponent(mIntentFilterVerifierComponent); 609 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 610 611 UserHandle user = new UserHandle(userId); 612 mContext.sendBroadcastAsUser(verificationIntent, user); 613 Slog.d(TAG, "Sending IntenFilter verification broadcast"); 614 } 615 616 public void receiveVerificationResponse(int verificationId) { 617 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 618 619 final boolean verified = ivs.isVerified(); 620 621 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 622 final int count = filters.size(); 623 for (int n=0; n<count; n++) { 624 PackageParser.ActivityIntentInfo filter = filters.get(n); 625 filter.setVerified(verified); 626 627 Slog.d(TAG, "IntentFilter " + filter.toString() + " verified with result:" 628 + verified + " and hosts:" + ivs.getHostsString()); 629 } 630 631 mIntentFilterVerificationStates.remove(verificationId); 632 633 final String packageName = ivs.getPackageName(); 634 IntentFilterVerificationInfo ivi = null; 635 636 synchronized (mPackages) { 637 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 638 } 639 if (ivi == null) { 640 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 641 + verificationId + " packageName:" + packageName); 642 return; 643 } 644 Slog.d(TAG, "Updating IntentFilterVerificationInfo for verificationId:" 645 + verificationId); 646 647 synchronized (mPackages) { 648 if (verified) { 649 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 650 } else { 651 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 652 } 653 scheduleWriteSettingsLocked(); 654 655 final int userId = ivs.getUserId(); 656 if (userId != UserHandle.USER_ALL) { 657 final int userStatus = 658 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 659 660 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 661 boolean needUpdate = false; 662 663 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 664 // already been set by the User thru the Disambiguation dialog 665 switch (userStatus) { 666 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 667 if (verified) { 668 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 669 } else { 670 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 671 } 672 needUpdate = true; 673 break; 674 675 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 676 if (verified) { 677 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 678 needUpdate = true; 679 } 680 break; 681 682 default: 683 // Nothing to do 684 } 685 686 if (needUpdate) { 687 mSettings.updateIntentFilterVerificationStatusLPw( 688 packageName, updatedStatus, userId); 689 scheduleWritePackageRestrictionsLocked(userId); 690 } 691 } 692 } 693 } 694 695 @Override 696 public boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 697 ActivityIntentInfo filter, String packageName) { 698 if (!(filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 699 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 700 Slog.d(TAG, "IntentFilter does not contain HTTP nor HTTPS data scheme"); 701 return false; 702 } 703 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 704 if (ivs == null) { 705 ivs = createDomainVerificationState(verifierId, userId, verificationId, 706 packageName); 707 } 708 if (!hasValidDomains(filter)) { 709 return false; 710 } 711 ivs.addFilter(filter); 712 return true; 713 } 714 715 private IntentFilterVerificationState createDomainVerificationState(int verifierId, 716 int userId, int verificationId, String packageName) { 717 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 718 verifierId, userId, packageName); 719 ivs.setPendingState(); 720 synchronized (mPackages) { 721 mIntentFilterVerificationStates.append(verificationId, ivs); 722 mCurrentIntentFilterVerifications.add(verificationId); 723 } 724 return ivs; 725 } 726 } 727 728 private static boolean hasValidDomains(ActivityIntentInfo filter) { 729 return hasValidDomains(filter, true); 730 } 731 732 private static boolean hasValidDomains(ActivityIntentInfo filter, boolean logging) { 733 boolean hasHTTPorHTTPS = filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 734 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS); 735 if (!hasHTTPorHTTPS) { 736 if (logging) { 737 Slog.d(TAG, "IntentFilter does not contain any HTTP or HTTPS data scheme"); 738 } 739 return false; 740 } 741 return true; 742 } 743 744 private IntentFilterVerifier mIntentFilterVerifier; 745 746 // Set of pending broadcasts for aggregating enable/disable of components. 747 static class PendingPackageBroadcasts { 748 // for each user id, a map of <package name -> components within that package> 749 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 750 751 public PendingPackageBroadcasts() { 752 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 753 } 754 755 public ArrayList<String> get(int userId, String packageName) { 756 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 757 return packages.get(packageName); 758 } 759 760 public void put(int userId, String packageName, ArrayList<String> components) { 761 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 762 packages.put(packageName, components); 763 } 764 765 public void remove(int userId, String packageName) { 766 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 767 if (packages != null) { 768 packages.remove(packageName); 769 } 770 } 771 772 public void remove(int userId) { 773 mUidMap.remove(userId); 774 } 775 776 public int userIdCount() { 777 return mUidMap.size(); 778 } 779 780 public int userIdAt(int n) { 781 return mUidMap.keyAt(n); 782 } 783 784 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 785 return mUidMap.get(userId); 786 } 787 788 public int size() { 789 // total number of pending broadcast entries across all userIds 790 int num = 0; 791 for (int i = 0; i< mUidMap.size(); i++) { 792 num += mUidMap.valueAt(i).size(); 793 } 794 return num; 795 } 796 797 public void clear() { 798 mUidMap.clear(); 799 } 800 801 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 802 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 803 if (map == null) { 804 map = new ArrayMap<String, ArrayList<String>>(); 805 mUidMap.put(userId, map); 806 } 807 return map; 808 } 809 } 810 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 811 812 // Service Connection to remote media container service to copy 813 // package uri's from external media onto secure containers 814 // or internal storage. 815 private IMediaContainerService mContainerService = null; 816 817 static final int SEND_PENDING_BROADCAST = 1; 818 static final int MCS_BOUND = 3; 819 static final int END_COPY = 4; 820 static final int INIT_COPY = 5; 821 static final int MCS_UNBIND = 6; 822 static final int START_CLEANING_PACKAGE = 7; 823 static final int FIND_INSTALL_LOC = 8; 824 static final int POST_INSTALL = 9; 825 static final int MCS_RECONNECT = 10; 826 static final int MCS_GIVE_UP = 11; 827 static final int UPDATED_MEDIA_STATUS = 12; 828 static final int WRITE_SETTINGS = 13; 829 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 830 static final int PACKAGE_VERIFIED = 15; 831 static final int CHECK_PENDING_VERIFICATION = 16; 832 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 833 static final int INTENT_FILTER_VERIFIED = 18; 834 835 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 836 837 // Delay time in millisecs 838 static final int BROADCAST_DELAY = 10 * 1000; 839 840 static UserManagerService sUserManager; 841 842 // Stores a list of users whose package restrictions file needs to be updated 843 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 844 845 final private DefaultContainerConnection mDefContainerConn = 846 new DefaultContainerConnection(); 847 class DefaultContainerConnection implements ServiceConnection { 848 public void onServiceConnected(ComponentName name, IBinder service) { 849 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 850 IMediaContainerService imcs = 851 IMediaContainerService.Stub.asInterface(service); 852 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 853 } 854 855 public void onServiceDisconnected(ComponentName name) { 856 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 857 } 858 }; 859 860 // Recordkeeping of restore-after-install operations that are currently in flight 861 // between the Package Manager and the Backup Manager 862 class PostInstallData { 863 public InstallArgs args; 864 public PackageInstalledInfo res; 865 866 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 867 args = _a; 868 res = _r; 869 } 870 }; 871 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 872 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 873 874 // backup/restore of preferred activity state 875 private static final String TAG_PREFERRED_BACKUP = "pa"; 876 877 private final String mRequiredVerifierPackage; 878 879 private final PackageUsage mPackageUsage = new PackageUsage(); 880 881 private class PackageUsage { 882 private static final int WRITE_INTERVAL 883 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 884 885 private final Object mFileLock = new Object(); 886 private final AtomicLong mLastWritten = new AtomicLong(0); 887 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 888 889 private boolean mIsHistoricalPackageUsageAvailable = true; 890 891 boolean isHistoricalPackageUsageAvailable() { 892 return mIsHistoricalPackageUsageAvailable; 893 } 894 895 void write(boolean force) { 896 if (force) { 897 writeInternal(); 898 return; 899 } 900 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 901 && !DEBUG_DEXOPT) { 902 return; 903 } 904 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 905 new Thread("PackageUsage_DiskWriter") { 906 @Override 907 public void run() { 908 try { 909 writeInternal(); 910 } finally { 911 mBackgroundWriteRunning.set(false); 912 } 913 } 914 }.start(); 915 } 916 } 917 918 private void writeInternal() { 919 synchronized (mPackages) { 920 synchronized (mFileLock) { 921 AtomicFile file = getFile(); 922 FileOutputStream f = null; 923 try { 924 f = file.startWrite(); 925 BufferedOutputStream out = new BufferedOutputStream(f); 926 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 927 StringBuilder sb = new StringBuilder(); 928 for (PackageParser.Package pkg : mPackages.values()) { 929 if (pkg.mLastPackageUsageTimeInMills == 0) { 930 continue; 931 } 932 sb.setLength(0); 933 sb.append(pkg.packageName); 934 sb.append(' '); 935 sb.append((long)pkg.mLastPackageUsageTimeInMills); 936 sb.append('\n'); 937 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 938 } 939 out.flush(); 940 file.finishWrite(f); 941 } catch (IOException e) { 942 if (f != null) { 943 file.failWrite(f); 944 } 945 Log.e(TAG, "Failed to write package usage times", e); 946 } 947 } 948 } 949 mLastWritten.set(SystemClock.elapsedRealtime()); 950 } 951 952 void readLP() { 953 synchronized (mFileLock) { 954 AtomicFile file = getFile(); 955 BufferedInputStream in = null; 956 try { 957 in = new BufferedInputStream(file.openRead()); 958 StringBuffer sb = new StringBuffer(); 959 while (true) { 960 String packageName = readToken(in, sb, ' '); 961 if (packageName == null) { 962 break; 963 } 964 String timeInMillisString = readToken(in, sb, '\n'); 965 if (timeInMillisString == null) { 966 throw new IOException("Failed to find last usage time for package " 967 + packageName); 968 } 969 PackageParser.Package pkg = mPackages.get(packageName); 970 if (pkg == null) { 971 continue; 972 } 973 long timeInMillis; 974 try { 975 timeInMillis = Long.parseLong(timeInMillisString.toString()); 976 } catch (NumberFormatException e) { 977 throw new IOException("Failed to parse " + timeInMillisString 978 + " as a long.", e); 979 } 980 pkg.mLastPackageUsageTimeInMills = timeInMillis; 981 } 982 } catch (FileNotFoundException expected) { 983 mIsHistoricalPackageUsageAvailable = false; 984 } catch (IOException e) { 985 Log.w(TAG, "Failed to read package usage times", e); 986 } finally { 987 IoUtils.closeQuietly(in); 988 } 989 } 990 mLastWritten.set(SystemClock.elapsedRealtime()); 991 } 992 993 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 994 throws IOException { 995 sb.setLength(0); 996 while (true) { 997 int ch = in.read(); 998 if (ch == -1) { 999 if (sb.length() == 0) { 1000 return null; 1001 } 1002 throw new IOException("Unexpected EOF"); 1003 } 1004 if (ch == endOfToken) { 1005 return sb.toString(); 1006 } 1007 sb.append((char)ch); 1008 } 1009 } 1010 1011 private AtomicFile getFile() { 1012 File dataDir = Environment.getDataDirectory(); 1013 File systemDir = new File(dataDir, "system"); 1014 File fname = new File(systemDir, "package-usage.list"); 1015 return new AtomicFile(fname); 1016 } 1017 } 1018 1019 class PackageHandler extends Handler { 1020 private boolean mBound = false; 1021 final ArrayList<HandlerParams> mPendingInstalls = 1022 new ArrayList<HandlerParams>(); 1023 1024 private boolean connectToService() { 1025 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1026 " DefaultContainerService"); 1027 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1028 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1029 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1030 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 1031 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1032 mBound = true; 1033 return true; 1034 } 1035 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1036 return false; 1037 } 1038 1039 private void disconnectService() { 1040 mContainerService = null; 1041 mBound = false; 1042 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1043 mContext.unbindService(mDefContainerConn); 1044 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1045 } 1046 1047 PackageHandler(Looper looper) { 1048 super(looper); 1049 } 1050 1051 public void handleMessage(Message msg) { 1052 try { 1053 doHandleMessage(msg); 1054 } finally { 1055 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1056 } 1057 } 1058 1059 void doHandleMessage(Message msg) { 1060 switch (msg.what) { 1061 case INIT_COPY: { 1062 HandlerParams params = (HandlerParams) msg.obj; 1063 int idx = mPendingInstalls.size(); 1064 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1065 // If a bind was already initiated we dont really 1066 // need to do anything. The pending install 1067 // will be processed later on. 1068 if (!mBound) { 1069 // If this is the only one pending we might 1070 // have to bind to the service again. 1071 if (!connectToService()) { 1072 Slog.e(TAG, "Failed to bind to media container service"); 1073 params.serviceError(); 1074 return; 1075 } else { 1076 // Once we bind to the service, the first 1077 // pending request will be processed. 1078 mPendingInstalls.add(idx, params); 1079 } 1080 } else { 1081 mPendingInstalls.add(idx, params); 1082 // Already bound to the service. Just make 1083 // sure we trigger off processing the first request. 1084 if (idx == 0) { 1085 mHandler.sendEmptyMessage(MCS_BOUND); 1086 } 1087 } 1088 break; 1089 } 1090 case MCS_BOUND: { 1091 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1092 if (msg.obj != null) { 1093 mContainerService = (IMediaContainerService) msg.obj; 1094 } 1095 if (mContainerService == null) { 1096 // Something seriously wrong. Bail out 1097 Slog.e(TAG, "Cannot bind to media container service"); 1098 for (HandlerParams params : mPendingInstalls) { 1099 // Indicate service bind error 1100 params.serviceError(); 1101 } 1102 mPendingInstalls.clear(); 1103 } else if (mPendingInstalls.size() > 0) { 1104 HandlerParams params = mPendingInstalls.get(0); 1105 if (params != null) { 1106 if (params.startCopy()) { 1107 // We are done... look for more work or to 1108 // go idle. 1109 if (DEBUG_SD_INSTALL) Log.i(TAG, 1110 "Checking for more work or unbind..."); 1111 // Delete pending install 1112 if (mPendingInstalls.size() > 0) { 1113 mPendingInstalls.remove(0); 1114 } 1115 if (mPendingInstalls.size() == 0) { 1116 if (mBound) { 1117 if (DEBUG_SD_INSTALL) Log.i(TAG, 1118 "Posting delayed MCS_UNBIND"); 1119 removeMessages(MCS_UNBIND); 1120 Message ubmsg = obtainMessage(MCS_UNBIND); 1121 // Unbind after a little delay, to avoid 1122 // continual thrashing. 1123 sendMessageDelayed(ubmsg, 10000); 1124 } 1125 } else { 1126 // There are more pending requests in queue. 1127 // Just post MCS_BOUND message to trigger processing 1128 // of next pending install. 1129 if (DEBUG_SD_INSTALL) Log.i(TAG, 1130 "Posting MCS_BOUND for next work"); 1131 mHandler.sendEmptyMessage(MCS_BOUND); 1132 } 1133 } 1134 } 1135 } else { 1136 // Should never happen ideally. 1137 Slog.w(TAG, "Empty queue"); 1138 } 1139 break; 1140 } 1141 case MCS_RECONNECT: { 1142 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1143 if (mPendingInstalls.size() > 0) { 1144 if (mBound) { 1145 disconnectService(); 1146 } 1147 if (!connectToService()) { 1148 Slog.e(TAG, "Failed to bind to media container service"); 1149 for (HandlerParams params : mPendingInstalls) { 1150 // Indicate service bind error 1151 params.serviceError(); 1152 } 1153 mPendingInstalls.clear(); 1154 } 1155 } 1156 break; 1157 } 1158 case MCS_UNBIND: { 1159 // If there is no actual work left, then time to unbind. 1160 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1161 1162 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1163 if (mBound) { 1164 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1165 1166 disconnectService(); 1167 } 1168 } else if (mPendingInstalls.size() > 0) { 1169 // There are more pending requests in queue. 1170 // Just post MCS_BOUND message to trigger processing 1171 // of next pending install. 1172 mHandler.sendEmptyMessage(MCS_BOUND); 1173 } 1174 1175 break; 1176 } 1177 case MCS_GIVE_UP: { 1178 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1179 mPendingInstalls.remove(0); 1180 break; 1181 } 1182 case SEND_PENDING_BROADCAST: { 1183 String packages[]; 1184 ArrayList<String> components[]; 1185 int size = 0; 1186 int uids[]; 1187 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1188 synchronized (mPackages) { 1189 if (mPendingBroadcasts == null) { 1190 return; 1191 } 1192 size = mPendingBroadcasts.size(); 1193 if (size <= 0) { 1194 // Nothing to be done. Just return 1195 return; 1196 } 1197 packages = new String[size]; 1198 components = new ArrayList[size]; 1199 uids = new int[size]; 1200 int i = 0; // filling out the above arrays 1201 1202 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1203 int packageUserId = mPendingBroadcasts.userIdAt(n); 1204 Iterator<Map.Entry<String, ArrayList<String>>> it 1205 = mPendingBroadcasts.packagesForUserId(packageUserId) 1206 .entrySet().iterator(); 1207 while (it.hasNext() && i < size) { 1208 Map.Entry<String, ArrayList<String>> ent = it.next(); 1209 packages[i] = ent.getKey(); 1210 components[i] = ent.getValue(); 1211 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1212 uids[i] = (ps != null) 1213 ? UserHandle.getUid(packageUserId, ps.appId) 1214 : -1; 1215 i++; 1216 } 1217 } 1218 size = i; 1219 mPendingBroadcasts.clear(); 1220 } 1221 // Send broadcasts 1222 for (int i = 0; i < size; i++) { 1223 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1224 } 1225 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1226 break; 1227 } 1228 case START_CLEANING_PACKAGE: { 1229 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1230 final String packageName = (String)msg.obj; 1231 final int userId = msg.arg1; 1232 final boolean andCode = msg.arg2 != 0; 1233 synchronized (mPackages) { 1234 if (userId == UserHandle.USER_ALL) { 1235 int[] users = sUserManager.getUserIds(); 1236 for (int user : users) { 1237 mSettings.addPackageToCleanLPw( 1238 new PackageCleanItem(user, packageName, andCode)); 1239 } 1240 } else { 1241 mSettings.addPackageToCleanLPw( 1242 new PackageCleanItem(userId, packageName, andCode)); 1243 } 1244 } 1245 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1246 startCleaningPackages(); 1247 } break; 1248 case POST_INSTALL: { 1249 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1250 PostInstallData data = mRunningInstalls.get(msg.arg1); 1251 mRunningInstalls.delete(msg.arg1); 1252 boolean deleteOld = false; 1253 1254 if (data != null) { 1255 InstallArgs args = data.args; 1256 PackageInstalledInfo res = data.res; 1257 1258 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1259 res.removedInfo.sendBroadcast(false, true, false); 1260 Bundle extras = new Bundle(1); 1261 extras.putInt(Intent.EXTRA_UID, res.uid); 1262 1263 // Now that we successfully installed the package, grant runtime 1264 // permissions if requested before broadcasting the install. 1265 if ((args.installFlags 1266 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0) { 1267 grantRequestedRuntimePermissions(res.pkg, 1268 args.user.getIdentifier()); 1269 } 1270 1271 // Determine the set of users who are adding this 1272 // package for the first time vs. those who are seeing 1273 // an update. 1274 int[] firstUsers; 1275 int[] updateUsers = new int[0]; 1276 if (res.origUsers == null || res.origUsers.length == 0) { 1277 firstUsers = res.newUsers; 1278 } else { 1279 firstUsers = new int[0]; 1280 for (int i=0; i<res.newUsers.length; i++) { 1281 int user = res.newUsers[i]; 1282 boolean isNew = true; 1283 for (int j=0; j<res.origUsers.length; j++) { 1284 if (res.origUsers[j] == user) { 1285 isNew = false; 1286 break; 1287 } 1288 } 1289 if (isNew) { 1290 int[] newFirst = new int[firstUsers.length+1]; 1291 System.arraycopy(firstUsers, 0, newFirst, 0, 1292 firstUsers.length); 1293 newFirst[firstUsers.length] = user; 1294 firstUsers = newFirst; 1295 } else { 1296 int[] newUpdate = new int[updateUsers.length+1]; 1297 System.arraycopy(updateUsers, 0, newUpdate, 0, 1298 updateUsers.length); 1299 newUpdate[updateUsers.length] = user; 1300 updateUsers = newUpdate; 1301 } 1302 } 1303 } 1304 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1305 res.pkg.applicationInfo.packageName, 1306 extras, null, null, firstUsers); 1307 final boolean update = res.removedInfo.removedPackage != null; 1308 if (update) { 1309 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1310 } 1311 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1312 res.pkg.applicationInfo.packageName, 1313 extras, null, null, updateUsers); 1314 if (update) { 1315 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1316 res.pkg.applicationInfo.packageName, 1317 extras, null, null, updateUsers); 1318 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1319 null, null, 1320 res.pkg.applicationInfo.packageName, null, updateUsers); 1321 1322 // treat asec-hosted packages like removable media on upgrade 1323 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1324 if (DEBUG_INSTALL) { 1325 Slog.i(TAG, "upgrading pkg " + res.pkg 1326 + " is ASEC-hosted -> AVAILABLE"); 1327 } 1328 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1329 ArrayList<String> pkgList = new ArrayList<String>(1); 1330 pkgList.add(res.pkg.applicationInfo.packageName); 1331 sendResourcesChangedBroadcast(true, true, 1332 pkgList,uidArray, null); 1333 } 1334 } 1335 if (res.removedInfo.args != null) { 1336 // Remove the replaced package's older resources safely now 1337 deleteOld = true; 1338 } 1339 1340 // Log current value of "unknown sources" setting 1341 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1342 getUnknownSourcesSettings()); 1343 } 1344 // Force a gc to clear up things 1345 Runtime.getRuntime().gc(); 1346 // We delete after a gc for applications on sdcard. 1347 if (deleteOld) { 1348 synchronized (mInstallLock) { 1349 res.removedInfo.args.doPostDeleteLI(true); 1350 } 1351 } 1352 if (args.observer != null) { 1353 try { 1354 Bundle extras = extrasForInstallResult(res); 1355 args.observer.onPackageInstalled(res.name, res.returnCode, 1356 res.returnMsg, extras); 1357 } catch (RemoteException e) { 1358 Slog.i(TAG, "Observer no longer exists."); 1359 } 1360 } 1361 } else { 1362 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1363 } 1364 } break; 1365 case UPDATED_MEDIA_STATUS: { 1366 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1367 boolean reportStatus = msg.arg1 == 1; 1368 boolean doGc = msg.arg2 == 1; 1369 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1370 if (doGc) { 1371 // Force a gc to clear up stale containers. 1372 Runtime.getRuntime().gc(); 1373 } 1374 if (msg.obj != null) { 1375 @SuppressWarnings("unchecked") 1376 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1377 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1378 // Unload containers 1379 unloadAllContainers(args); 1380 } 1381 if (reportStatus) { 1382 try { 1383 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1384 PackageHelper.getMountService().finishMediaUpdate(); 1385 } catch (RemoteException e) { 1386 Log.e(TAG, "MountService not running?"); 1387 } 1388 } 1389 } break; 1390 case WRITE_SETTINGS: { 1391 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1392 synchronized (mPackages) { 1393 removeMessages(WRITE_SETTINGS); 1394 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1395 mSettings.writeLPr(); 1396 mDirtyUsers.clear(); 1397 } 1398 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1399 } break; 1400 case WRITE_PACKAGE_RESTRICTIONS: { 1401 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1402 synchronized (mPackages) { 1403 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1404 for (int userId : mDirtyUsers) { 1405 mSettings.writePackageRestrictionsLPr(userId); 1406 } 1407 mDirtyUsers.clear(); 1408 } 1409 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1410 } break; 1411 case CHECK_PENDING_VERIFICATION: { 1412 final int verificationId = msg.arg1; 1413 final PackageVerificationState state = mPendingVerification.get(verificationId); 1414 1415 if ((state != null) && !state.timeoutExtended()) { 1416 final InstallArgs args = state.getInstallArgs(); 1417 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1418 1419 Slog.i(TAG, "Verification timed out for " + originUri); 1420 mPendingVerification.remove(verificationId); 1421 1422 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1423 1424 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1425 Slog.i(TAG, "Continuing with installation of " + originUri); 1426 state.setVerifierResponse(Binder.getCallingUid(), 1427 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1428 broadcastPackageVerified(verificationId, originUri, 1429 PackageManager.VERIFICATION_ALLOW, 1430 state.getInstallArgs().getUser()); 1431 try { 1432 ret = args.copyApk(mContainerService, true); 1433 } catch (RemoteException e) { 1434 Slog.e(TAG, "Could not contact the ContainerService"); 1435 } 1436 } else { 1437 broadcastPackageVerified(verificationId, originUri, 1438 PackageManager.VERIFICATION_REJECT, 1439 state.getInstallArgs().getUser()); 1440 } 1441 1442 processPendingInstall(args, ret); 1443 mHandler.sendEmptyMessage(MCS_UNBIND); 1444 } 1445 break; 1446 } 1447 case PACKAGE_VERIFIED: { 1448 final int verificationId = msg.arg1; 1449 1450 final PackageVerificationState state = mPendingVerification.get(verificationId); 1451 if (state == null) { 1452 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1453 break; 1454 } 1455 1456 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1457 1458 state.setVerifierResponse(response.callerUid, response.code); 1459 1460 if (state.isVerificationComplete()) { 1461 mPendingVerification.remove(verificationId); 1462 1463 final InstallArgs args = state.getInstallArgs(); 1464 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1465 1466 int ret; 1467 if (state.isInstallAllowed()) { 1468 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1469 broadcastPackageVerified(verificationId, originUri, 1470 response.code, state.getInstallArgs().getUser()); 1471 try { 1472 ret = args.copyApk(mContainerService, true); 1473 } catch (RemoteException e) { 1474 Slog.e(TAG, "Could not contact the ContainerService"); 1475 } 1476 } else { 1477 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1478 } 1479 1480 processPendingInstall(args, ret); 1481 1482 mHandler.sendEmptyMessage(MCS_UNBIND); 1483 } 1484 1485 break; 1486 } 1487 case START_INTENT_FILTER_VERIFICATIONS: { 1488 int userId = msg.arg1; 1489 int verifierUid = msg.arg2; 1490 PackageParser.Package pkg = (PackageParser.Package)msg.obj; 1491 1492 verifyIntentFiltersIfNeeded(userId, verifierUid, pkg); 1493 break; 1494 } 1495 case INTENT_FILTER_VERIFIED: { 1496 final int verificationId = msg.arg1; 1497 1498 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1499 verificationId); 1500 if (state == null) { 1501 Slog.w(TAG, "Invalid IntentFilter verification token " 1502 + verificationId + " received"); 1503 break; 1504 } 1505 1506 final int userId = state.getUserId(); 1507 1508 Slog.d(TAG, "Processing IntentFilter verification with token:" 1509 + verificationId + " and userId:" + userId); 1510 1511 final IntentFilterVerificationResponse response = 1512 (IntentFilterVerificationResponse) msg.obj; 1513 1514 state.setVerifierResponse(response.callerUid, response.code); 1515 1516 Slog.d(TAG, "IntentFilter verification with token:" + verificationId 1517 + " and userId:" + userId 1518 + " is settings verifier response with response code:" 1519 + response.code); 1520 1521 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1522 Slog.d(TAG, "Domains failing verification: " 1523 + response.getFailedDomainsString()); 1524 } 1525 1526 if (state.isVerificationComplete()) { 1527 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1528 } else { 1529 Slog.d(TAG, "IntentFilter verification with token:" + verificationId 1530 + " was not said to be complete"); 1531 } 1532 1533 break; 1534 } 1535 } 1536 } 1537 } 1538 1539 private StorageEventListener mStorageListener = new StorageEventListener() { 1540 @Override 1541 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1542 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1543 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1544 // TODO: ensure that private directories exist for all active users 1545 // TODO: remove user data whose serial number doesn't match 1546 loadPrivatePackages(vol); 1547 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1548 unloadPrivatePackages(vol); 1549 } 1550 } 1551 1552 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1553 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1554 updateExternalMediaStatus(true, false); 1555 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1556 updateExternalMediaStatus(false, false); 1557 } 1558 } 1559 } 1560 }; 1561 1562 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId) { 1563 if (userId >= UserHandle.USER_OWNER) { 1564 grantRequestedRuntimePermissionsForUser(pkg, userId); 1565 } else if (userId == UserHandle.USER_ALL) { 1566 for (int someUserId : UserManagerService.getInstance().getUserIds()) { 1567 grantRequestedRuntimePermissionsForUser(pkg, someUserId); 1568 } 1569 } 1570 } 1571 1572 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId) { 1573 SettingBase sb = (SettingBase) pkg.mExtras; 1574 if (sb == null) { 1575 return; 1576 } 1577 1578 PermissionsState permissionsState = sb.getPermissionsState(); 1579 1580 for (String permission : pkg.requestedPermissions) { 1581 BasePermission bp = mSettings.mPermissions.get(permission); 1582 if (bp != null && bp.isRuntime()) { 1583 permissionsState.grantRuntimePermission(bp, userId); 1584 } 1585 } 1586 } 1587 1588 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1589 Bundle extras = null; 1590 switch (res.returnCode) { 1591 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1592 extras = new Bundle(); 1593 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1594 res.origPermission); 1595 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1596 res.origPackage); 1597 break; 1598 } 1599 } 1600 return extras; 1601 } 1602 1603 void scheduleWriteSettingsLocked() { 1604 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1605 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1606 } 1607 } 1608 1609 void scheduleWritePackageRestrictionsLocked(int userId) { 1610 if (!sUserManager.exists(userId)) return; 1611 mDirtyUsers.add(userId); 1612 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1613 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1614 } 1615 } 1616 1617 public static PackageManagerService main(Context context, Installer installer, 1618 boolean factoryTest, boolean onlyCore) { 1619 PackageManagerService m = new PackageManagerService(context, installer, 1620 factoryTest, onlyCore); 1621 ServiceManager.addService("package", m); 1622 return m; 1623 } 1624 1625 static String[] splitString(String str, char sep) { 1626 int count = 1; 1627 int i = 0; 1628 while ((i=str.indexOf(sep, i)) >= 0) { 1629 count++; 1630 i++; 1631 } 1632 1633 String[] res = new String[count]; 1634 i=0; 1635 count = 0; 1636 int lastI=0; 1637 while ((i=str.indexOf(sep, i)) >= 0) { 1638 res[count] = str.substring(lastI, i); 1639 count++; 1640 i++; 1641 lastI = i; 1642 } 1643 res[count] = str.substring(lastI, str.length()); 1644 return res; 1645 } 1646 1647 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1648 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1649 Context.DISPLAY_SERVICE); 1650 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1651 } 1652 1653 public PackageManagerService(Context context, Installer installer, 1654 boolean factoryTest, boolean onlyCore) { 1655 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1656 SystemClock.uptimeMillis()); 1657 1658 if (mSdkVersion <= 0) { 1659 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1660 } 1661 1662 mContext = context; 1663 mFactoryTest = factoryTest; 1664 mOnlyCore = onlyCore; 1665 mLazyDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1666 mMetrics = new DisplayMetrics(); 1667 mSettings = new Settings(mPackages); 1668 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1669 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1670 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1671 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1672 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1673 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1674 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1675 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1676 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1677 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1678 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1679 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1680 1681 // TODO: add a property to control this? 1682 long dexOptLRUThresholdInMinutes; 1683 if (mLazyDexOpt) { 1684 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 1685 } else { 1686 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 1687 } 1688 mDexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 1689 1690 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1691 if (separateProcesses != null && separateProcesses.length() > 0) { 1692 if ("*".equals(separateProcesses)) { 1693 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1694 mSeparateProcesses = null; 1695 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1696 } else { 1697 mDefParseFlags = 0; 1698 mSeparateProcesses = separateProcesses.split(","); 1699 Slog.w(TAG, "Running with debug.separate_processes: " 1700 + separateProcesses); 1701 } 1702 } else { 1703 mDefParseFlags = 0; 1704 mSeparateProcesses = null; 1705 } 1706 1707 mInstaller = installer; 1708 mPackageDexOptimizer = new PackageDexOptimizer(this); 1709 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 1710 1711 getDefaultDisplayMetrics(context, mMetrics); 1712 1713 SystemConfig systemConfig = SystemConfig.getInstance(); 1714 mGlobalGids = systemConfig.getGlobalGids(); 1715 mSystemPermissions = systemConfig.getSystemPermissions(); 1716 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1717 1718 synchronized (mInstallLock) { 1719 // writer 1720 synchronized (mPackages) { 1721 mHandlerThread = new ServiceThread(TAG, 1722 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1723 mHandlerThread.start(); 1724 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1725 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1726 1727 File dataDir = Environment.getDataDirectory(); 1728 mAppDataDir = new File(dataDir, "data"); 1729 mAppInstallDir = new File(dataDir, "app"); 1730 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1731 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1732 mUserAppDataDir = new File(dataDir, "user"); 1733 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1734 1735 sUserManager = new UserManagerService(context, this, 1736 mInstallLock, mPackages); 1737 1738 // Propagate permission configuration in to package manager. 1739 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1740 = systemConfig.getPermissions(); 1741 for (int i=0; i<permConfig.size(); i++) { 1742 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1743 BasePermission bp = mSettings.mPermissions.get(perm.name); 1744 if (bp == null) { 1745 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1746 mSettings.mPermissions.put(perm.name, bp); 1747 } 1748 if (perm.gids != null) { 1749 bp.setGids(perm.gids, perm.perUser); 1750 } 1751 } 1752 1753 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1754 for (int i=0; i<libConfig.size(); i++) { 1755 mSharedLibraries.put(libConfig.keyAt(i), 1756 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1757 } 1758 1759 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1760 1761 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1762 mSdkVersion, mOnlyCore); 1763 1764 String customResolverActivity = Resources.getSystem().getString( 1765 R.string.config_customResolverActivity); 1766 if (TextUtils.isEmpty(customResolverActivity)) { 1767 customResolverActivity = null; 1768 } else { 1769 mCustomResolverComponentName = ComponentName.unflattenFromString( 1770 customResolverActivity); 1771 } 1772 1773 long startTime = SystemClock.uptimeMillis(); 1774 1775 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1776 startTime); 1777 1778 // Set flag to monitor and not change apk file paths when 1779 // scanning install directories. 1780 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING; 1781 1782 final ArraySet<String> alreadyDexOpted = new ArraySet<String>(); 1783 1784 /** 1785 * Add everything in the in the boot class path to the 1786 * list of process files because dexopt will have been run 1787 * if necessary during zygote startup. 1788 */ 1789 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 1790 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 1791 1792 if (bootClassPath != null) { 1793 String[] bootClassPathElements = splitString(bootClassPath, ':'); 1794 for (String element : bootClassPathElements) { 1795 alreadyDexOpted.add(element); 1796 } 1797 } else { 1798 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1799 } 1800 1801 if (systemServerClassPath != null) { 1802 String[] systemServerClassPathElements = splitString(systemServerClassPath, ':'); 1803 for (String element : systemServerClassPathElements) { 1804 alreadyDexOpted.add(element); 1805 } 1806 } else { 1807 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 1808 } 1809 1810 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 1811 final String[] dexCodeInstructionSets = 1812 getDexCodeInstructionSets( 1813 allInstructionSets.toArray(new String[allInstructionSets.size()])); 1814 1815 /** 1816 * Ensure all external libraries have had dexopt run on them. 1817 */ 1818 if (mSharedLibraries.size() > 0) { 1819 // NOTE: For now, we're compiling these system "shared libraries" 1820 // (and framework jars) into all available architectures. It's possible 1821 // to compile them only when we come across an app that uses them (there's 1822 // already logic for that in scanPackageLI) but that adds some complexity. 1823 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1824 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1825 final String lib = libEntry.path; 1826 if (lib == null) { 1827 continue; 1828 } 1829 1830 try { 1831 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 1832 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1833 alreadyDexOpted.add(lib); 1834 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1835 } 1836 } catch (FileNotFoundException e) { 1837 Slog.w(TAG, "Library not found: " + lib); 1838 } catch (IOException e) { 1839 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1840 + e.getMessage()); 1841 } 1842 } 1843 } 1844 } 1845 1846 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1847 1848 // Gross hack for now: we know this file doesn't contain any 1849 // code, so don't dexopt it to avoid the resulting log spew. 1850 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1851 1852 // Gross hack for now: we know this file is only part of 1853 // the boot class path for art, so don't dexopt it to 1854 // avoid the resulting log spew. 1855 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1856 1857 /** 1858 * And there are a number of commands implemented in Java, which 1859 * we currently need to do the dexopt on so that they can be 1860 * run from a non-root shell. 1861 */ 1862 String[] frameworkFiles = frameworkDir.list(); 1863 if (frameworkFiles != null) { 1864 // TODO: We could compile these only for the most preferred ABI. We should 1865 // first double check that the dex files for these commands are not referenced 1866 // by other system apps. 1867 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1868 for (int i=0; i<frameworkFiles.length; i++) { 1869 File libPath = new File(frameworkDir, frameworkFiles[i]); 1870 String path = libPath.getPath(); 1871 // Skip the file if we already did it. 1872 if (alreadyDexOpted.contains(path)) { 1873 continue; 1874 } 1875 // Skip the file if it is not a type we want to dexopt. 1876 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 1877 continue; 1878 } 1879 try { 1880 int dexoptNeeded = DexFile.getDexOptNeeded(path, null, dexCodeInstructionSet, false); 1881 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1882 mInstaller.dexopt(path, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1883 } 1884 } catch (FileNotFoundException e) { 1885 Slog.w(TAG, "Jar not found: " + path); 1886 } catch (IOException e) { 1887 Slog.w(TAG, "Exception reading jar: " + path, e); 1888 } 1889 } 1890 } 1891 } 1892 1893 // Collect vendor overlay packages. 1894 // (Do this before scanning any apps.) 1895 // For security and version matching reason, only consider 1896 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 1897 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 1898 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 1899 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 1900 1901 // Find base frameworks (resource packages without code). 1902 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 1903 | PackageParser.PARSE_IS_SYSTEM_DIR 1904 | PackageParser.PARSE_IS_PRIVILEGED, 1905 scanFlags | SCAN_NO_DEX, 0); 1906 1907 // Collected privileged system packages. 1908 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 1909 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 1910 | PackageParser.PARSE_IS_SYSTEM_DIR 1911 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 1912 1913 // Collect ordinary system packages. 1914 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 1915 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 1916 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1917 1918 // Collect all vendor packages. 1919 File vendorAppDir = new File("/vendor/app"); 1920 try { 1921 vendorAppDir = vendorAppDir.getCanonicalFile(); 1922 } catch (IOException e) { 1923 // failed to look up canonical path, continue with original one 1924 } 1925 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 1926 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1927 1928 // Collect all OEM packages. 1929 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 1930 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 1931 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1932 1933 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 1934 mInstaller.moveFiles(); 1935 1936 // Prune any system packages that no longer exist. 1937 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 1938 final ArrayMap<String, File> expectingBetter = new ArrayMap<>(); 1939 if (!mOnlyCore) { 1940 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 1941 while (psit.hasNext()) { 1942 PackageSetting ps = psit.next(); 1943 1944 /* 1945 * If this is not a system app, it can't be a 1946 * disable system app. 1947 */ 1948 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 1949 continue; 1950 } 1951 1952 /* 1953 * If the package is scanned, it's not erased. 1954 */ 1955 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 1956 if (scannedPkg != null) { 1957 /* 1958 * If the system app is both scanned and in the 1959 * disabled packages list, then it must have been 1960 * added via OTA. Remove it from the currently 1961 * scanned package so the previously user-installed 1962 * application can be scanned. 1963 */ 1964 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 1965 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 1966 + ps.name + "; removing system app. Last known codePath=" 1967 + ps.codePathString + ", installStatus=" + ps.installStatus 1968 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 1969 + scannedPkg.mVersionCode); 1970 removePackageLI(ps, true); 1971 expectingBetter.put(ps.name, ps.codePath); 1972 } 1973 1974 continue; 1975 } 1976 1977 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 1978 psit.remove(); 1979 logCriticalInfo(Log.WARN, "System package " + ps.name 1980 + " no longer exists; wiping its data"); 1981 removeDataDirsLI(null, ps.name); 1982 } else { 1983 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 1984 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 1985 possiblyDeletedUpdatedSystemApps.add(ps.name); 1986 } 1987 } 1988 } 1989 } 1990 1991 //look for any incomplete package installations 1992 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 1993 //clean up list 1994 for(int i = 0; i < deletePkgsList.size(); i++) { 1995 //clean up here 1996 cleanupInstallFailedPackage(deletePkgsList.get(i)); 1997 } 1998 //delete tmp files 1999 deleteTempPackageFiles(); 2000 2001 // Remove any shared userIDs that have no associated packages 2002 mSettings.pruneSharedUsersLPw(); 2003 2004 if (!mOnlyCore) { 2005 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2006 SystemClock.uptimeMillis()); 2007 scanDirLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2008 2009 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2010 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2011 2012 /** 2013 * Remove disable package settings for any updated system 2014 * apps that were removed via an OTA. If they're not a 2015 * previously-updated app, remove them completely. 2016 * Otherwise, just revoke their system-level permissions. 2017 */ 2018 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2019 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2020 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2021 2022 String msg; 2023 if (deletedPkg == null) { 2024 msg = "Updated system package " + deletedAppName 2025 + " no longer exists; wiping its data"; 2026 removeDataDirsLI(null, deletedAppName); 2027 } else { 2028 msg = "Updated system app + " + deletedAppName 2029 + " no longer present; removing system privileges for " 2030 + deletedAppName; 2031 2032 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2033 2034 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2035 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2036 } 2037 logCriticalInfo(Log.WARN, msg); 2038 } 2039 2040 /** 2041 * Make sure all system apps that we expected to appear on 2042 * the userdata partition actually showed up. If they never 2043 * appeared, crawl back and revive the system version. 2044 */ 2045 for (int i = 0; i < expectingBetter.size(); i++) { 2046 final String packageName = expectingBetter.keyAt(i); 2047 if (!mPackages.containsKey(packageName)) { 2048 final File scanFile = expectingBetter.valueAt(i); 2049 2050 logCriticalInfo(Log.WARN, "Expected better " + packageName 2051 + " but never showed up; reverting to system"); 2052 2053 final int reparseFlags; 2054 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2055 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2056 | PackageParser.PARSE_IS_SYSTEM_DIR 2057 | PackageParser.PARSE_IS_PRIVILEGED; 2058 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2059 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2060 | PackageParser.PARSE_IS_SYSTEM_DIR; 2061 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2062 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2063 | PackageParser.PARSE_IS_SYSTEM_DIR; 2064 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2065 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2066 | PackageParser.PARSE_IS_SYSTEM_DIR; 2067 } else { 2068 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2069 continue; 2070 } 2071 2072 mSettings.enableSystemPackageLPw(packageName); 2073 2074 try { 2075 scanPackageLI(scanFile, reparseFlags, scanFlags, 0, null); 2076 } catch (PackageManagerException e) { 2077 Slog.e(TAG, "Failed to parse original system package: " 2078 + e.getMessage()); 2079 } 2080 } 2081 } 2082 } 2083 2084 // Now that we know all of the shared libraries, update all clients to have 2085 // the correct library paths. 2086 updateAllSharedLibrariesLPw(); 2087 2088 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2089 // NOTE: We ignore potential failures here during a system scan (like 2090 // the rest of the commands above) because there's precious little we 2091 // can do about it. A settings error is reported, though. 2092 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2093 false /* force dexopt */, false /* defer dexopt */); 2094 } 2095 2096 // Now that we know all the packages we are keeping, 2097 // read and update their last usage times. 2098 mPackageUsage.readLP(); 2099 2100 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2101 SystemClock.uptimeMillis()); 2102 Slog.i(TAG, "Time to scan packages: " 2103 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2104 + " seconds"); 2105 2106 // If the platform SDK has changed since the last time we booted, 2107 // we need to re-grant app permission to catch any new ones that 2108 // appear. This is really a hack, and means that apps can in some 2109 // cases get permissions that the user didn't initially explicitly 2110 // allow... it would be nice to have some better way to handle 2111 // this situation. 2112 final boolean regrantPermissions = mSettings.mInternalSdkPlatform 2113 != mSdkVersion; 2114 if (regrantPermissions) Slog.i(TAG, "Platform changed from " 2115 + mSettings.mInternalSdkPlatform + " to " + mSdkVersion 2116 + "; regranting permissions for internal storage"); 2117 mSettings.mInternalSdkPlatform = mSdkVersion; 2118 2119 // For now runtime permissions are toggled via a system property. 2120 if (!RUNTIME_PERMISSIONS_ENABLED) { 2121 // Remove the runtime permissions state if the feature 2122 // was disabled by flipping the system property. 2123 mSettings.deleteRuntimePermissionsFiles(); 2124 } 2125 2126 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 2127 | (regrantPermissions 2128 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 2129 : 0)); 2130 2131 // If this is the first boot, and it is a normal boot, then 2132 // we need to initialize the default preferred apps. 2133 if (!mRestoredSettings && !onlyCore) { 2134 mSettings.readDefaultPreferredAppsLPw(this, 0); 2135 } 2136 2137 // If this is first boot after an OTA, and a normal boot, then 2138 // we need to clear code cache directories. 2139 mIsUpgrade = !Build.FINGERPRINT.equals(mSettings.mFingerprint); 2140 if (mIsUpgrade && !onlyCore) { 2141 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2142 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2143 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2144 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2145 } 2146 mSettings.mFingerprint = Build.FINGERPRINT; 2147 } 2148 2149 // All the changes are done during package scanning. 2150 mSettings.updateInternalDatabaseVersion(); 2151 2152 // can downgrade to reader 2153 mSettings.writeLPr(); 2154 2155 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2156 SystemClock.uptimeMillis()); 2157 2158 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2159 2160 mInstallerService = new PackageInstallerService(context, this); 2161 2162 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2163 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2164 mIntentFilterVerifierComponent); 2165 2166 primeDomainVerificationsLPw(false); 2167 2168 } // synchronized (mPackages) 2169 } // synchronized (mInstallLock) 2170 2171 // Now after opening every single application zip, make sure they 2172 // are all flushed. Not really needed, but keeps things nice and 2173 // tidy. 2174 Runtime.getRuntime().gc(); 2175 } 2176 2177 @Override 2178 public boolean isFirstBoot() { 2179 return !mRestoredSettings; 2180 } 2181 2182 @Override 2183 public boolean isOnlyCoreApps() { 2184 return mOnlyCore; 2185 } 2186 2187 @Override 2188 public boolean isUpgrade() { 2189 return mIsUpgrade; 2190 } 2191 2192 private String getRequiredVerifierLPr() { 2193 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2194 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2195 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 2196 2197 String requiredVerifier = null; 2198 2199 final int N = receivers.size(); 2200 for (int i = 0; i < N; i++) { 2201 final ResolveInfo info = receivers.get(i); 2202 2203 if (info.activityInfo == null) { 2204 continue; 2205 } 2206 2207 final String packageName = info.activityInfo.packageName; 2208 2209 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2210 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2211 continue; 2212 } 2213 2214 if (requiredVerifier != null) { 2215 throw new RuntimeException("There can be only one required verifier"); 2216 } 2217 2218 requiredVerifier = packageName; 2219 } 2220 2221 return requiredVerifier; 2222 } 2223 2224 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2225 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2226 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2227 PackageManager.GET_DISABLED_COMPONENTS, 0 /* userId */); 2228 2229 ComponentName verifierComponentName = null; 2230 2231 int priority = -1000; 2232 final int N = receivers.size(); 2233 for (int i = 0; i < N; i++) { 2234 final ResolveInfo info = receivers.get(i); 2235 2236 if (info.activityInfo == null) { 2237 continue; 2238 } 2239 2240 final String packageName = info.activityInfo.packageName; 2241 2242 final PackageSetting ps = mSettings.mPackages.get(packageName); 2243 if (ps == null) { 2244 continue; 2245 } 2246 2247 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2248 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2249 continue; 2250 } 2251 2252 // Select the IntentFilterVerifier with the highest priority 2253 if (priority < info.priority) { 2254 priority = info.priority; 2255 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2256 Slog.d(TAG, "Selecting IntentFilterVerifier: " + verifierComponentName + 2257 " with priority: " + info.priority); 2258 } 2259 } 2260 2261 return verifierComponentName; 2262 } 2263 2264 private void primeDomainVerificationsLPw(boolean logging) { 2265 Slog.d(TAG, "Start priming domain verification"); 2266 boolean updated = false; 2267 ArrayList<String> allHosts = new ArrayList<>(); 2268 for (PackageParser.Package pkg : mPackages.values()) { 2269 final String packageName = pkg.packageName; 2270 if (!hasDomainURLs(pkg)) { 2271 if (logging) { 2272 Slog.d(TAG, "No priming domain verifications for " + 2273 "package with no domain URLs: " + packageName); 2274 } 2275 continue; 2276 } 2277 for (PackageParser.Activity a : pkg.activities) { 2278 for (ActivityIntentInfo filter : a.intents) { 2279 if (hasValidDomains(filter, false)) { 2280 allHosts.addAll(filter.getHostsList()); 2281 } 2282 } 2283 } 2284 if (allHosts.size() > 0) { 2285 allHosts.add("*"); 2286 } 2287 IntentFilterVerificationInfo ivi = 2288 mSettings.createIntentFilterVerificationIfNeededLPw(packageName, allHosts); 2289 if (ivi != null) { 2290 // We will always log this 2291 Slog.d(TAG, "Priming domain verifications for package: " + packageName); 2292 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 2293 updated = true; 2294 } 2295 else { 2296 if (logging) { 2297 Slog.d(TAG, "No priming domain verifications for package: " + packageName); 2298 } 2299 } 2300 allHosts.clear(); 2301 } 2302 if (updated) { 2303 scheduleWriteSettingsLocked(); 2304 } 2305 Slog.d(TAG, "End priming domain verification"); 2306 } 2307 2308 @Override 2309 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2310 throws RemoteException { 2311 try { 2312 return super.onTransact(code, data, reply, flags); 2313 } catch (RuntimeException e) { 2314 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2315 Slog.wtf(TAG, "Package Manager Crash", e); 2316 } 2317 throw e; 2318 } 2319 } 2320 2321 void cleanupInstallFailedPackage(PackageSetting ps) { 2322 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2323 2324 removeDataDirsLI(ps.volumeUuid, ps.name); 2325 if (ps.codePath != null) { 2326 if (ps.codePath.isDirectory()) { 2327 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2328 } else { 2329 ps.codePath.delete(); 2330 } 2331 } 2332 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2333 if (ps.resourcePath.isDirectory()) { 2334 FileUtils.deleteContents(ps.resourcePath); 2335 } 2336 ps.resourcePath.delete(); 2337 } 2338 mSettings.removePackageLPw(ps.name); 2339 } 2340 2341 static int[] appendInts(int[] cur, int[] add) { 2342 if (add == null) return cur; 2343 if (cur == null) return add; 2344 final int N = add.length; 2345 for (int i=0; i<N; i++) { 2346 cur = appendInt(cur, add[i]); 2347 } 2348 return cur; 2349 } 2350 2351 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2352 if (!sUserManager.exists(userId)) return null; 2353 final PackageSetting ps = (PackageSetting) p.mExtras; 2354 if (ps == null) { 2355 return null; 2356 } 2357 2358 final PermissionsState permissionsState = ps.getPermissionsState(); 2359 2360 final int[] gids = permissionsState.computeGids(userId); 2361 final Set<String> permissions = permissionsState.getPermissions(userId); 2362 final PackageUserState state = ps.readUserState(userId); 2363 2364 return PackageParser.generatePackageInfo(p, gids, flags, 2365 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2366 } 2367 2368 @Override 2369 public boolean isPackageAvailable(String packageName, int userId) { 2370 if (!sUserManager.exists(userId)) return false; 2371 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2372 synchronized (mPackages) { 2373 PackageParser.Package p = mPackages.get(packageName); 2374 if (p != null) { 2375 final PackageSetting ps = (PackageSetting) p.mExtras; 2376 if (ps != null) { 2377 final PackageUserState state = ps.readUserState(userId); 2378 if (state != null) { 2379 return PackageParser.isAvailable(state); 2380 } 2381 } 2382 } 2383 } 2384 return false; 2385 } 2386 2387 @Override 2388 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2389 if (!sUserManager.exists(userId)) return null; 2390 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2391 // reader 2392 synchronized (mPackages) { 2393 PackageParser.Package p = mPackages.get(packageName); 2394 if (DEBUG_PACKAGE_INFO) 2395 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2396 if (p != null) { 2397 return generatePackageInfo(p, flags, userId); 2398 } 2399 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2400 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2401 } 2402 } 2403 return null; 2404 } 2405 2406 @Override 2407 public String[] currentToCanonicalPackageNames(String[] names) { 2408 String[] out = new String[names.length]; 2409 // reader 2410 synchronized (mPackages) { 2411 for (int i=names.length-1; i>=0; i--) { 2412 PackageSetting ps = mSettings.mPackages.get(names[i]); 2413 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2414 } 2415 } 2416 return out; 2417 } 2418 2419 @Override 2420 public String[] canonicalToCurrentPackageNames(String[] names) { 2421 String[] out = new String[names.length]; 2422 // reader 2423 synchronized (mPackages) { 2424 for (int i=names.length-1; i>=0; i--) { 2425 String cur = mSettings.mRenamedPackages.get(names[i]); 2426 out[i] = cur != null ? cur : names[i]; 2427 } 2428 } 2429 return out; 2430 } 2431 2432 @Override 2433 public int getPackageUid(String packageName, int userId) { 2434 if (!sUserManager.exists(userId)) return -1; 2435 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2436 2437 // reader 2438 synchronized (mPackages) { 2439 PackageParser.Package p = mPackages.get(packageName); 2440 if(p != null) { 2441 return UserHandle.getUid(userId, p.applicationInfo.uid); 2442 } 2443 PackageSetting ps = mSettings.mPackages.get(packageName); 2444 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 2445 return -1; 2446 } 2447 p = ps.pkg; 2448 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 2449 } 2450 } 2451 2452 @Override 2453 public int[] getPackageGids(String packageName, int userId) throws RemoteException { 2454 if (!sUserManager.exists(userId)) { 2455 return null; 2456 } 2457 2458 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2459 "getPackageGids"); 2460 2461 // reader 2462 synchronized (mPackages) { 2463 PackageParser.Package p = mPackages.get(packageName); 2464 if (DEBUG_PACKAGE_INFO) { 2465 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 2466 } 2467 if (p != null) { 2468 PackageSetting ps = (PackageSetting) p.mExtras; 2469 return ps.getPermissionsState().computeGids(userId); 2470 } 2471 } 2472 2473 return null; 2474 } 2475 2476 static PermissionInfo generatePermissionInfo( 2477 BasePermission bp, int flags) { 2478 if (bp.perm != null) { 2479 return PackageParser.generatePermissionInfo(bp.perm, flags); 2480 } 2481 PermissionInfo pi = new PermissionInfo(); 2482 pi.name = bp.name; 2483 pi.packageName = bp.sourcePackage; 2484 pi.nonLocalizedLabel = bp.name; 2485 pi.protectionLevel = bp.protectionLevel; 2486 return pi; 2487 } 2488 2489 @Override 2490 public PermissionInfo getPermissionInfo(String name, int flags) { 2491 // reader 2492 synchronized (mPackages) { 2493 final BasePermission p = mSettings.mPermissions.get(name); 2494 if (p != null) { 2495 return generatePermissionInfo(p, flags); 2496 } 2497 return null; 2498 } 2499 } 2500 2501 @Override 2502 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2503 // reader 2504 synchronized (mPackages) { 2505 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2506 for (BasePermission p : mSettings.mPermissions.values()) { 2507 if (group == null) { 2508 if (p.perm == null || p.perm.info.group == null) { 2509 out.add(generatePermissionInfo(p, flags)); 2510 } 2511 } else { 2512 if (p.perm != null && group.equals(p.perm.info.group)) { 2513 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2514 } 2515 } 2516 } 2517 2518 if (out.size() > 0) { 2519 return out; 2520 } 2521 return mPermissionGroups.containsKey(group) ? out : null; 2522 } 2523 } 2524 2525 @Override 2526 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2527 // reader 2528 synchronized (mPackages) { 2529 return PackageParser.generatePermissionGroupInfo( 2530 mPermissionGroups.get(name), flags); 2531 } 2532 } 2533 2534 @Override 2535 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2536 // reader 2537 synchronized (mPackages) { 2538 final int N = mPermissionGroups.size(); 2539 ArrayList<PermissionGroupInfo> out 2540 = new ArrayList<PermissionGroupInfo>(N); 2541 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2542 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2543 } 2544 return out; 2545 } 2546 } 2547 2548 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2549 int userId) { 2550 if (!sUserManager.exists(userId)) return null; 2551 PackageSetting ps = mSettings.mPackages.get(packageName); 2552 if (ps != null) { 2553 if (ps.pkg == null) { 2554 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2555 flags, userId); 2556 if (pInfo != null) { 2557 return pInfo.applicationInfo; 2558 } 2559 return null; 2560 } 2561 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2562 ps.readUserState(userId), userId); 2563 } 2564 return null; 2565 } 2566 2567 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2568 int userId) { 2569 if (!sUserManager.exists(userId)) return null; 2570 PackageSetting ps = mSettings.mPackages.get(packageName); 2571 if (ps != null) { 2572 PackageParser.Package pkg = ps.pkg; 2573 if (pkg == null) { 2574 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2575 return null; 2576 } 2577 // Only data remains, so we aren't worried about code paths 2578 pkg = new PackageParser.Package(packageName); 2579 pkg.applicationInfo.packageName = packageName; 2580 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2581 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 2582 pkg.applicationInfo.dataDir = PackageManager.getDataDirForUser(ps.volumeUuid, 2583 packageName, userId).getAbsolutePath(); 2584 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2585 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2586 } 2587 return generatePackageInfo(pkg, flags, userId); 2588 } 2589 return null; 2590 } 2591 2592 @Override 2593 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2594 if (!sUserManager.exists(userId)) return null; 2595 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 2596 // writer 2597 synchronized (mPackages) { 2598 PackageParser.Package p = mPackages.get(packageName); 2599 if (DEBUG_PACKAGE_INFO) Log.v( 2600 TAG, "getApplicationInfo " + packageName 2601 + ": " + p); 2602 if (p != null) { 2603 PackageSetting ps = mSettings.mPackages.get(packageName); 2604 if (ps == null) return null; 2605 // Note: isEnabledLP() does not apply here - always return info 2606 return PackageParser.generateApplicationInfo( 2607 p, flags, ps.readUserState(userId), userId); 2608 } 2609 if ("android".equals(packageName)||"system".equals(packageName)) { 2610 return mAndroidApplication; 2611 } 2612 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2613 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2614 } 2615 } 2616 return null; 2617 } 2618 2619 @Override 2620 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 2621 final IPackageDataObserver observer) { 2622 mContext.enforceCallingOrSelfPermission( 2623 android.Manifest.permission.CLEAR_APP_CACHE, null); 2624 // Queue up an async operation since clearing cache may take a little while. 2625 mHandler.post(new Runnable() { 2626 public void run() { 2627 mHandler.removeCallbacks(this); 2628 int retCode = -1; 2629 synchronized (mInstallLock) { 2630 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2631 if (retCode < 0) { 2632 Slog.w(TAG, "Couldn't clear application caches"); 2633 } 2634 } 2635 if (observer != null) { 2636 try { 2637 observer.onRemoveCompleted(null, (retCode >= 0)); 2638 } catch (RemoteException e) { 2639 Slog.w(TAG, "RemoveException when invoking call back"); 2640 } 2641 } 2642 } 2643 }); 2644 } 2645 2646 @Override 2647 public void freeStorage(final String volumeUuid, final long freeStorageSize, 2648 final IntentSender pi) { 2649 mContext.enforceCallingOrSelfPermission( 2650 android.Manifest.permission.CLEAR_APP_CACHE, null); 2651 // Queue up an async operation since clearing cache may take a little while. 2652 mHandler.post(new Runnable() { 2653 public void run() { 2654 mHandler.removeCallbacks(this); 2655 int retCode = -1; 2656 synchronized (mInstallLock) { 2657 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2658 if (retCode < 0) { 2659 Slog.w(TAG, "Couldn't clear application caches"); 2660 } 2661 } 2662 if(pi != null) { 2663 try { 2664 // Callback via pending intent 2665 int code = (retCode >= 0) ? 1 : 0; 2666 pi.sendIntent(null, code, null, 2667 null, null); 2668 } catch (SendIntentException e1) { 2669 Slog.i(TAG, "Failed to send pending intent"); 2670 } 2671 } 2672 } 2673 }); 2674 } 2675 2676 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 2677 synchronized (mInstallLock) { 2678 if (mInstaller.freeCache(volumeUuid, freeStorageSize) < 0) { 2679 throw new IOException("Failed to free enough space"); 2680 } 2681 } 2682 } 2683 2684 @Override 2685 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2686 if (!sUserManager.exists(userId)) return null; 2687 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 2688 synchronized (mPackages) { 2689 PackageParser.Activity a = mActivities.mActivities.get(component); 2690 2691 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2692 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2693 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2694 if (ps == null) return null; 2695 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2696 userId); 2697 } 2698 if (mResolveComponentName.equals(component)) { 2699 return PackageParser.generateActivityInfo(mResolveActivity, flags, 2700 new PackageUserState(), userId); 2701 } 2702 } 2703 return null; 2704 } 2705 2706 @Override 2707 public boolean activitySupportsIntent(ComponentName component, Intent intent, 2708 String resolvedType) { 2709 synchronized (mPackages) { 2710 PackageParser.Activity a = mActivities.mActivities.get(component); 2711 if (a == null) { 2712 return false; 2713 } 2714 for (int i=0; i<a.intents.size(); i++) { 2715 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 2716 intent.getData(), intent.getCategories(), TAG) >= 0) { 2717 return true; 2718 } 2719 } 2720 return false; 2721 } 2722 } 2723 2724 @Override 2725 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2726 if (!sUserManager.exists(userId)) return null; 2727 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 2728 synchronized (mPackages) { 2729 PackageParser.Activity a = mReceivers.mActivities.get(component); 2730 if (DEBUG_PACKAGE_INFO) Log.v( 2731 TAG, "getReceiverInfo " + component + ": " + a); 2732 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2733 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2734 if (ps == null) return null; 2735 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2736 userId); 2737 } 2738 } 2739 return null; 2740 } 2741 2742 @Override 2743 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 2744 if (!sUserManager.exists(userId)) return null; 2745 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 2746 synchronized (mPackages) { 2747 PackageParser.Service s = mServices.mServices.get(component); 2748 if (DEBUG_PACKAGE_INFO) Log.v( 2749 TAG, "getServiceInfo " + component + ": " + s); 2750 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 2751 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2752 if (ps == null) return null; 2753 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 2754 userId); 2755 } 2756 } 2757 return null; 2758 } 2759 2760 @Override 2761 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 2762 if (!sUserManager.exists(userId)) return null; 2763 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 2764 synchronized (mPackages) { 2765 PackageParser.Provider p = mProviders.mProviders.get(component); 2766 if (DEBUG_PACKAGE_INFO) Log.v( 2767 TAG, "getProviderInfo " + component + ": " + p); 2768 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 2769 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2770 if (ps == null) return null; 2771 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 2772 userId); 2773 } 2774 } 2775 return null; 2776 } 2777 2778 @Override 2779 public String[] getSystemSharedLibraryNames() { 2780 Set<String> libSet; 2781 synchronized (mPackages) { 2782 libSet = mSharedLibraries.keySet(); 2783 int size = libSet.size(); 2784 if (size > 0) { 2785 String[] libs = new String[size]; 2786 libSet.toArray(libs); 2787 return libs; 2788 } 2789 } 2790 return null; 2791 } 2792 2793 /** 2794 * @hide 2795 */ 2796 PackageParser.Package findSharedNonSystemLibrary(String libName) { 2797 synchronized (mPackages) { 2798 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 2799 if (lib != null && lib.apk != null) { 2800 return mPackages.get(lib.apk); 2801 } 2802 } 2803 return null; 2804 } 2805 2806 @Override 2807 public FeatureInfo[] getSystemAvailableFeatures() { 2808 Collection<FeatureInfo> featSet; 2809 synchronized (mPackages) { 2810 featSet = mAvailableFeatures.values(); 2811 int size = featSet.size(); 2812 if (size > 0) { 2813 FeatureInfo[] features = new FeatureInfo[size+1]; 2814 featSet.toArray(features); 2815 FeatureInfo fi = new FeatureInfo(); 2816 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 2817 FeatureInfo.GL_ES_VERSION_UNDEFINED); 2818 features[size] = fi; 2819 return features; 2820 } 2821 } 2822 return null; 2823 } 2824 2825 @Override 2826 public boolean hasSystemFeature(String name) { 2827 synchronized (mPackages) { 2828 return mAvailableFeatures.containsKey(name); 2829 } 2830 } 2831 2832 private void checkValidCaller(int uid, int userId) { 2833 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 2834 return; 2835 2836 throw new SecurityException("Caller uid=" + uid 2837 + " is not privileged to communicate with user=" + userId); 2838 } 2839 2840 @Override 2841 public int checkPermission(String permName, String pkgName, int userId) { 2842 if (!sUserManager.exists(userId)) { 2843 return PackageManager.PERMISSION_DENIED; 2844 } 2845 2846 synchronized (mPackages) { 2847 final PackageParser.Package p = mPackages.get(pkgName); 2848 if (p != null && p.mExtras != null) { 2849 final PackageSetting ps = (PackageSetting) p.mExtras; 2850 if (ps.getPermissionsState().hasPermission(permName, userId)) { 2851 return PackageManager.PERMISSION_GRANTED; 2852 } 2853 } 2854 } 2855 2856 return PackageManager.PERMISSION_DENIED; 2857 } 2858 2859 @Override 2860 public int checkUidPermission(String permName, int uid) { 2861 final int userId = UserHandle.getUserId(uid); 2862 2863 if (!sUserManager.exists(userId)) { 2864 return PackageManager.PERMISSION_DENIED; 2865 } 2866 2867 synchronized (mPackages) { 2868 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2869 if (obj != null) { 2870 final SettingBase ps = (SettingBase) obj; 2871 if (ps.getPermissionsState().hasPermission(permName, userId)) { 2872 return PackageManager.PERMISSION_GRANTED; 2873 } 2874 } else { 2875 ArraySet<String> perms = mSystemPermissions.get(uid); 2876 if (perms != null && perms.contains(permName)) { 2877 return PackageManager.PERMISSION_GRANTED; 2878 } 2879 } 2880 } 2881 2882 return PackageManager.PERMISSION_DENIED; 2883 } 2884 2885 /** 2886 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 2887 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 2888 * @param checkShell TODO(yamasani): 2889 * @param message the message to log on security exception 2890 */ 2891 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 2892 boolean checkShell, String message) { 2893 if (userId < 0) { 2894 throw new IllegalArgumentException("Invalid userId " + userId); 2895 } 2896 if (checkShell) { 2897 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 2898 } 2899 if (userId == UserHandle.getUserId(callingUid)) return; 2900 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 2901 if (requireFullPermission) { 2902 mContext.enforceCallingOrSelfPermission( 2903 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2904 } else { 2905 try { 2906 mContext.enforceCallingOrSelfPermission( 2907 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2908 } catch (SecurityException se) { 2909 mContext.enforceCallingOrSelfPermission( 2910 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 2911 } 2912 } 2913 } 2914 } 2915 2916 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 2917 if (callingUid == Process.SHELL_UID) { 2918 if (userHandle >= 0 2919 && sUserManager.hasUserRestriction(restriction, userHandle)) { 2920 throw new SecurityException("Shell does not have permission to access user " 2921 + userHandle); 2922 } else if (userHandle < 0) { 2923 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 2924 + Debug.getCallers(3)); 2925 } 2926 } 2927 } 2928 2929 private BasePermission findPermissionTreeLP(String permName) { 2930 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 2931 if (permName.startsWith(bp.name) && 2932 permName.length() > bp.name.length() && 2933 permName.charAt(bp.name.length()) == '.') { 2934 return bp; 2935 } 2936 } 2937 return null; 2938 } 2939 2940 private BasePermission checkPermissionTreeLP(String permName) { 2941 if (permName != null) { 2942 BasePermission bp = findPermissionTreeLP(permName); 2943 if (bp != null) { 2944 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 2945 return bp; 2946 } 2947 throw new SecurityException("Calling uid " 2948 + Binder.getCallingUid() 2949 + " is not allowed to add to permission tree " 2950 + bp.name + " owned by uid " + bp.uid); 2951 } 2952 } 2953 throw new SecurityException("No permission tree found for " + permName); 2954 } 2955 2956 static boolean compareStrings(CharSequence s1, CharSequence s2) { 2957 if (s1 == null) { 2958 return s2 == null; 2959 } 2960 if (s2 == null) { 2961 return false; 2962 } 2963 if (s1.getClass() != s2.getClass()) { 2964 return false; 2965 } 2966 return s1.equals(s2); 2967 } 2968 2969 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 2970 if (pi1.icon != pi2.icon) return false; 2971 if (pi1.logo != pi2.logo) return false; 2972 if (pi1.protectionLevel != pi2.protectionLevel) return false; 2973 if (!compareStrings(pi1.name, pi2.name)) return false; 2974 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 2975 // We'll take care of setting this one. 2976 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 2977 // These are not currently stored in settings. 2978 //if (!compareStrings(pi1.group, pi2.group)) return false; 2979 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 2980 //if (pi1.labelRes != pi2.labelRes) return false; 2981 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 2982 return true; 2983 } 2984 2985 int permissionInfoFootprint(PermissionInfo info) { 2986 int size = info.name.length(); 2987 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 2988 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 2989 return size; 2990 } 2991 2992 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 2993 int size = 0; 2994 for (BasePermission perm : mSettings.mPermissions.values()) { 2995 if (perm.uid == tree.uid) { 2996 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 2997 } 2998 } 2999 return size; 3000 } 3001 3002 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3003 // We calculate the max size of permissions defined by this uid and throw 3004 // if that plus the size of 'info' would exceed our stated maximum. 3005 if (tree.uid != Process.SYSTEM_UID) { 3006 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3007 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3008 throw new SecurityException("Permission tree size cap exceeded"); 3009 } 3010 } 3011 } 3012 3013 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3014 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3015 throw new SecurityException("Label must be specified in permission"); 3016 } 3017 BasePermission tree = checkPermissionTreeLP(info.name); 3018 BasePermission bp = mSettings.mPermissions.get(info.name); 3019 boolean added = bp == null; 3020 boolean changed = true; 3021 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3022 if (added) { 3023 enforcePermissionCapLocked(info, tree); 3024 bp = new BasePermission(info.name, tree.sourcePackage, 3025 BasePermission.TYPE_DYNAMIC); 3026 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3027 throw new SecurityException( 3028 "Not allowed to modify non-dynamic permission " 3029 + info.name); 3030 } else { 3031 if (bp.protectionLevel == fixedLevel 3032 && bp.perm.owner.equals(tree.perm.owner) 3033 && bp.uid == tree.uid 3034 && comparePermissionInfos(bp.perm.info, info)) { 3035 changed = false; 3036 } 3037 } 3038 bp.protectionLevel = fixedLevel; 3039 info = new PermissionInfo(info); 3040 info.protectionLevel = fixedLevel; 3041 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3042 bp.perm.info.packageName = tree.perm.info.packageName; 3043 bp.uid = tree.uid; 3044 if (added) { 3045 mSettings.mPermissions.put(info.name, bp); 3046 } 3047 if (changed) { 3048 if (!async) { 3049 mSettings.writeLPr(); 3050 } else { 3051 scheduleWriteSettingsLocked(); 3052 } 3053 } 3054 return added; 3055 } 3056 3057 @Override 3058 public boolean addPermission(PermissionInfo info) { 3059 synchronized (mPackages) { 3060 return addPermissionLocked(info, false); 3061 } 3062 } 3063 3064 @Override 3065 public boolean addPermissionAsync(PermissionInfo info) { 3066 synchronized (mPackages) { 3067 return addPermissionLocked(info, true); 3068 } 3069 } 3070 3071 @Override 3072 public void removePermission(String name) { 3073 synchronized (mPackages) { 3074 checkPermissionTreeLP(name); 3075 BasePermission bp = mSettings.mPermissions.get(name); 3076 if (bp != null) { 3077 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3078 throw new SecurityException( 3079 "Not allowed to modify non-dynamic permission " 3080 + name); 3081 } 3082 mSettings.mPermissions.remove(name); 3083 mSettings.writeLPr(); 3084 } 3085 } 3086 } 3087 3088 private static void enforceDeclaredAsUsedAndRuntimePermission(PackageParser.Package pkg, 3089 BasePermission bp) { 3090 int index = pkg.requestedPermissions.indexOf(bp.name); 3091 if (index == -1) { 3092 throw new SecurityException("Package " + pkg.packageName 3093 + " has not requested permission " + bp.name); 3094 } 3095 if (!bp.isRuntime()) { 3096 throw new SecurityException("Permission " + bp.name 3097 + " is not a changeable permission type"); 3098 } 3099 } 3100 3101 @Override 3102 public boolean grantPermission(String packageName, String name, int userId) { 3103 if (!RUNTIME_PERMISSIONS_ENABLED) { 3104 return false; 3105 } 3106 3107 if (!sUserManager.exists(userId)) { 3108 return false; 3109 } 3110 3111 mContext.enforceCallingOrSelfPermission( 3112 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3113 "grantPermission"); 3114 3115 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3116 "grantPermission"); 3117 3118 boolean gidsChanged = false; 3119 final SettingBase sb; 3120 3121 synchronized (mPackages) { 3122 final PackageParser.Package pkg = mPackages.get(packageName); 3123 if (pkg == null) { 3124 throw new IllegalArgumentException("Unknown package: " + packageName); 3125 } 3126 3127 final BasePermission bp = mSettings.mPermissions.get(name); 3128 if (bp == null) { 3129 throw new IllegalArgumentException("Unknown permission: " + name); 3130 } 3131 3132 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3133 3134 sb = (SettingBase) pkg.mExtras; 3135 if (sb == null) { 3136 throw new IllegalArgumentException("Unknown package: " + packageName); 3137 } 3138 3139 final PermissionsState permissionsState = sb.getPermissionsState(); 3140 3141 final int result = permissionsState.grantRuntimePermission(bp, userId); 3142 switch (result) { 3143 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3144 return false; 3145 } 3146 3147 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3148 gidsChanged = true; 3149 } break; 3150 } 3151 3152 // Not critical if that is lost - app has to request again. 3153 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3154 } 3155 3156 if (gidsChanged) { 3157 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_GIDS_CHANGED); 3158 } 3159 3160 return true; 3161 } 3162 3163 @Override 3164 public boolean revokePermission(String packageName, String name, int userId) { 3165 if (!RUNTIME_PERMISSIONS_ENABLED) { 3166 return false; 3167 } 3168 3169 if (!sUserManager.exists(userId)) { 3170 return false; 3171 } 3172 3173 mContext.enforceCallingOrSelfPermission( 3174 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3175 "revokePermission"); 3176 3177 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3178 "revokePermission"); 3179 3180 final SettingBase sb; 3181 3182 synchronized (mPackages) { 3183 final PackageParser.Package pkg = mPackages.get(packageName); 3184 if (pkg == null) { 3185 throw new IllegalArgumentException("Unknown package: " + packageName); 3186 } 3187 3188 final BasePermission bp = mSettings.mPermissions.get(name); 3189 if (bp == null) { 3190 throw new IllegalArgumentException("Unknown permission: " + name); 3191 } 3192 3193 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3194 3195 sb = (SettingBase) pkg.mExtras; 3196 if (sb == null) { 3197 throw new IllegalArgumentException("Unknown package: " + packageName); 3198 } 3199 3200 final PermissionsState permissionsState = sb.getPermissionsState(); 3201 3202 if (permissionsState.revokeRuntimePermission(bp, userId) == 3203 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3204 return false; 3205 } 3206 3207 // Critical, after this call all should never have the permission. 3208 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3209 } 3210 3211 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3212 3213 return true; 3214 } 3215 3216 @Override 3217 public boolean isProtectedBroadcast(String actionName) { 3218 synchronized (mPackages) { 3219 return mProtectedBroadcasts.contains(actionName); 3220 } 3221 } 3222 3223 @Override 3224 public int checkSignatures(String pkg1, String pkg2) { 3225 synchronized (mPackages) { 3226 final PackageParser.Package p1 = mPackages.get(pkg1); 3227 final PackageParser.Package p2 = mPackages.get(pkg2); 3228 if (p1 == null || p1.mExtras == null 3229 || p2 == null || p2.mExtras == null) { 3230 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3231 } 3232 return compareSignatures(p1.mSignatures, p2.mSignatures); 3233 } 3234 } 3235 3236 @Override 3237 public int checkUidSignatures(int uid1, int uid2) { 3238 // Map to base uids. 3239 uid1 = UserHandle.getAppId(uid1); 3240 uid2 = UserHandle.getAppId(uid2); 3241 // reader 3242 synchronized (mPackages) { 3243 Signature[] s1; 3244 Signature[] s2; 3245 Object obj = mSettings.getUserIdLPr(uid1); 3246 if (obj != null) { 3247 if (obj instanceof SharedUserSetting) { 3248 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 3249 } else if (obj instanceof PackageSetting) { 3250 s1 = ((PackageSetting)obj).signatures.mSignatures; 3251 } else { 3252 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3253 } 3254 } else { 3255 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3256 } 3257 obj = mSettings.getUserIdLPr(uid2); 3258 if (obj != null) { 3259 if (obj instanceof SharedUserSetting) { 3260 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 3261 } else if (obj instanceof PackageSetting) { 3262 s2 = ((PackageSetting)obj).signatures.mSignatures; 3263 } else { 3264 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3265 } 3266 } else { 3267 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3268 } 3269 return compareSignatures(s1, s2); 3270 } 3271 } 3272 3273 private void killSettingPackagesForUser(SettingBase sb, int userId, String reason) { 3274 final long identity = Binder.clearCallingIdentity(); 3275 try { 3276 if (sb instanceof SharedUserSetting) { 3277 SharedUserSetting sus = (SharedUserSetting) sb; 3278 final int packageCount = sus.packages.size(); 3279 for (int i = 0; i < packageCount; i++) { 3280 PackageSetting susPs = sus.packages.valueAt(i); 3281 if (userId == UserHandle.USER_ALL) { 3282 killApplication(susPs.pkg.packageName, susPs.appId, reason); 3283 } else { 3284 final int uid = UserHandle.getUid(userId, susPs.appId); 3285 killUid(uid, reason); 3286 } 3287 } 3288 } else if (sb instanceof PackageSetting) { 3289 PackageSetting ps = (PackageSetting) sb; 3290 if (userId == UserHandle.USER_ALL) { 3291 killApplication(ps.pkg.packageName, ps.appId, reason); 3292 } else { 3293 final int uid = UserHandle.getUid(userId, ps.appId); 3294 killUid(uid, reason); 3295 } 3296 } 3297 } finally { 3298 Binder.restoreCallingIdentity(identity); 3299 } 3300 } 3301 3302 private static void killUid(int uid, String reason) { 3303 IActivityManager am = ActivityManagerNative.getDefault(); 3304 if (am != null) { 3305 try { 3306 am.killUid(uid, reason); 3307 } catch (RemoteException e) { 3308 /* ignore - same process */ 3309 } 3310 } 3311 } 3312 3313 /** 3314 * Compares two sets of signatures. Returns: 3315 * <br /> 3316 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 3317 * <br /> 3318 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 3319 * <br /> 3320 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 3321 * <br /> 3322 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 3323 * <br /> 3324 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 3325 */ 3326 static int compareSignatures(Signature[] s1, Signature[] s2) { 3327 if (s1 == null) { 3328 return s2 == null 3329 ? PackageManager.SIGNATURE_NEITHER_SIGNED 3330 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 3331 } 3332 3333 if (s2 == null) { 3334 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 3335 } 3336 3337 if (s1.length != s2.length) { 3338 return PackageManager.SIGNATURE_NO_MATCH; 3339 } 3340 3341 // Since both signature sets are of size 1, we can compare without HashSets. 3342 if (s1.length == 1) { 3343 return s1[0].equals(s2[0]) ? 3344 PackageManager.SIGNATURE_MATCH : 3345 PackageManager.SIGNATURE_NO_MATCH; 3346 } 3347 3348 ArraySet<Signature> set1 = new ArraySet<Signature>(); 3349 for (Signature sig : s1) { 3350 set1.add(sig); 3351 } 3352 ArraySet<Signature> set2 = new ArraySet<Signature>(); 3353 for (Signature sig : s2) { 3354 set2.add(sig); 3355 } 3356 // Make sure s2 contains all signatures in s1. 3357 if (set1.equals(set2)) { 3358 return PackageManager.SIGNATURE_MATCH; 3359 } 3360 return PackageManager.SIGNATURE_NO_MATCH; 3361 } 3362 3363 /** 3364 * If the database version for this type of package (internal storage or 3365 * external storage) is less than the version where package signatures 3366 * were updated, return true. 3367 */ 3368 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3369 return (isExternal(scannedPkg) && mSettings.isExternalDatabaseVersionOlderThan( 3370 DatabaseVersion.SIGNATURE_END_ENTITY)) 3371 || (!isExternal(scannedPkg) && mSettings.isInternalDatabaseVersionOlderThan( 3372 DatabaseVersion.SIGNATURE_END_ENTITY)); 3373 } 3374 3375 /** 3376 * Used for backward compatibility to make sure any packages with 3377 * certificate chains get upgraded to the new style. {@code existingSigs} 3378 * will be in the old format (since they were stored on disk from before the 3379 * system upgrade) and {@code scannedSigs} will be in the newer format. 3380 */ 3381 private int compareSignaturesCompat(PackageSignatures existingSigs, 3382 PackageParser.Package scannedPkg) { 3383 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 3384 return PackageManager.SIGNATURE_NO_MATCH; 3385 } 3386 3387 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 3388 for (Signature sig : existingSigs.mSignatures) { 3389 existingSet.add(sig); 3390 } 3391 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 3392 for (Signature sig : scannedPkg.mSignatures) { 3393 try { 3394 Signature[] chainSignatures = sig.getChainSignatures(); 3395 for (Signature chainSig : chainSignatures) { 3396 scannedCompatSet.add(chainSig); 3397 } 3398 } catch (CertificateEncodingException e) { 3399 scannedCompatSet.add(sig); 3400 } 3401 } 3402 /* 3403 * Make sure the expanded scanned set contains all signatures in the 3404 * existing one. 3405 */ 3406 if (scannedCompatSet.equals(existingSet)) { 3407 // Migrate the old signatures to the new scheme. 3408 existingSigs.assignSignatures(scannedPkg.mSignatures); 3409 // The new KeySets will be re-added later in the scanning process. 3410 synchronized (mPackages) { 3411 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 3412 } 3413 return PackageManager.SIGNATURE_MATCH; 3414 } 3415 return PackageManager.SIGNATURE_NO_MATCH; 3416 } 3417 3418 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3419 if (isExternal(scannedPkg)) { 3420 return mSettings.isExternalDatabaseVersionOlderThan( 3421 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3422 } else { 3423 return mSettings.isInternalDatabaseVersionOlderThan( 3424 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3425 } 3426 } 3427 3428 private int compareSignaturesRecover(PackageSignatures existingSigs, 3429 PackageParser.Package scannedPkg) { 3430 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 3431 return PackageManager.SIGNATURE_NO_MATCH; 3432 } 3433 3434 String msg = null; 3435 try { 3436 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 3437 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 3438 + scannedPkg.packageName); 3439 return PackageManager.SIGNATURE_MATCH; 3440 } 3441 } catch (CertificateException e) { 3442 msg = e.getMessage(); 3443 } 3444 3445 logCriticalInfo(Log.INFO, 3446 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 3447 return PackageManager.SIGNATURE_NO_MATCH; 3448 } 3449 3450 @Override 3451 public String[] getPackagesForUid(int uid) { 3452 uid = UserHandle.getAppId(uid); 3453 // reader 3454 synchronized (mPackages) { 3455 Object obj = mSettings.getUserIdLPr(uid); 3456 if (obj instanceof SharedUserSetting) { 3457 final SharedUserSetting sus = (SharedUserSetting) obj; 3458 final int N = sus.packages.size(); 3459 final String[] res = new String[N]; 3460 final Iterator<PackageSetting> it = sus.packages.iterator(); 3461 int i = 0; 3462 while (it.hasNext()) { 3463 res[i++] = it.next().name; 3464 } 3465 return res; 3466 } else if (obj instanceof PackageSetting) { 3467 final PackageSetting ps = (PackageSetting) obj; 3468 return new String[] { ps.name }; 3469 } 3470 } 3471 return null; 3472 } 3473 3474 @Override 3475 public String getNameForUid(int uid) { 3476 // reader 3477 synchronized (mPackages) { 3478 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3479 if (obj instanceof SharedUserSetting) { 3480 final SharedUserSetting sus = (SharedUserSetting) obj; 3481 return sus.name + ":" + sus.userId; 3482 } else if (obj instanceof PackageSetting) { 3483 final PackageSetting ps = (PackageSetting) obj; 3484 return ps.name; 3485 } 3486 } 3487 return null; 3488 } 3489 3490 @Override 3491 public int getUidForSharedUser(String sharedUserName) { 3492 if(sharedUserName == null) { 3493 return -1; 3494 } 3495 // reader 3496 synchronized (mPackages) { 3497 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 3498 if (suid == null) { 3499 return -1; 3500 } 3501 return suid.userId; 3502 } 3503 } 3504 3505 @Override 3506 public int getFlagsForUid(int uid) { 3507 synchronized (mPackages) { 3508 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3509 if (obj instanceof SharedUserSetting) { 3510 final SharedUserSetting sus = (SharedUserSetting) obj; 3511 return sus.pkgFlags; 3512 } else if (obj instanceof PackageSetting) { 3513 final PackageSetting ps = (PackageSetting) obj; 3514 return ps.pkgFlags; 3515 } 3516 } 3517 return 0; 3518 } 3519 3520 @Override 3521 public int getPrivateFlagsForUid(int uid) { 3522 synchronized (mPackages) { 3523 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3524 if (obj instanceof SharedUserSetting) { 3525 final SharedUserSetting sus = (SharedUserSetting) obj; 3526 return sus.pkgPrivateFlags; 3527 } else if (obj instanceof PackageSetting) { 3528 final PackageSetting ps = (PackageSetting) obj; 3529 return ps.pkgPrivateFlags; 3530 } 3531 } 3532 return 0; 3533 } 3534 3535 @Override 3536 public boolean isUidPrivileged(int uid) { 3537 uid = UserHandle.getAppId(uid); 3538 // reader 3539 synchronized (mPackages) { 3540 Object obj = mSettings.getUserIdLPr(uid); 3541 if (obj instanceof SharedUserSetting) { 3542 final SharedUserSetting sus = (SharedUserSetting) obj; 3543 final Iterator<PackageSetting> it = sus.packages.iterator(); 3544 while (it.hasNext()) { 3545 if (it.next().isPrivileged()) { 3546 return true; 3547 } 3548 } 3549 } else if (obj instanceof PackageSetting) { 3550 final PackageSetting ps = (PackageSetting) obj; 3551 return ps.isPrivileged(); 3552 } 3553 } 3554 return false; 3555 } 3556 3557 @Override 3558 public String[] getAppOpPermissionPackages(String permissionName) { 3559 synchronized (mPackages) { 3560 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 3561 if (pkgs == null) { 3562 return null; 3563 } 3564 return pkgs.toArray(new String[pkgs.size()]); 3565 } 3566 } 3567 3568 @Override 3569 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 3570 int flags, int userId) { 3571 if (!sUserManager.exists(userId)) return null; 3572 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 3573 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 3574 return chooseBestActivity(intent, resolvedType, flags, query, userId); 3575 } 3576 3577 @Override 3578 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 3579 IntentFilter filter, int match, ComponentName activity) { 3580 final int userId = UserHandle.getCallingUserId(); 3581 if (DEBUG_PREFERRED) { 3582 Log.v(TAG, "setLastChosenActivity intent=" + intent 3583 + " resolvedType=" + resolvedType 3584 + " flags=" + flags 3585 + " filter=" + filter 3586 + " match=" + match 3587 + " activity=" + activity); 3588 filter.dump(new PrintStreamPrinter(System.out), " "); 3589 } 3590 intent.setComponent(null); 3591 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 3592 // Find any earlier preferred or last chosen entries and nuke them 3593 findPreferredActivity(intent, resolvedType, 3594 flags, query, 0, false, true, false, userId); 3595 // Add the new activity as the last chosen for this filter 3596 addPreferredActivityInternal(filter, match, null, activity, false, userId, 3597 "Setting last chosen"); 3598 } 3599 3600 @Override 3601 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 3602 final int userId = UserHandle.getCallingUserId(); 3603 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 3604 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 3605 return findPreferredActivity(intent, resolvedType, flags, query, 0, 3606 false, false, false, userId); 3607 } 3608 3609 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 3610 int flags, List<ResolveInfo> query, int userId) { 3611 if (query != null) { 3612 final int N = query.size(); 3613 if (N == 1) { 3614 return query.get(0); 3615 } else if (N > 1) { 3616 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 3617 // If there is more than one activity with the same priority, 3618 // then let the user decide between them. 3619 ResolveInfo r0 = query.get(0); 3620 ResolveInfo r1 = query.get(1); 3621 if (DEBUG_INTENT_MATCHING || debug) { 3622 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 3623 + r1.activityInfo.name + "=" + r1.priority); 3624 } 3625 // If the first activity has a higher priority, or a different 3626 // default, then it is always desireable to pick it. 3627 if (r0.priority != r1.priority 3628 || r0.preferredOrder != r1.preferredOrder 3629 || r0.isDefault != r1.isDefault) { 3630 return query.get(0); 3631 } 3632 // If we have saved a preference for a preferred activity for 3633 // this Intent, use that. 3634 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 3635 flags, query, r0.priority, true, false, debug, userId); 3636 if (ri != null) { 3637 return ri; 3638 } 3639 if (userId != 0) { 3640 ri = new ResolveInfo(mResolveInfo); 3641 ri.activityInfo = new ActivityInfo(ri.activityInfo); 3642 ri.activityInfo.applicationInfo = new ApplicationInfo( 3643 ri.activityInfo.applicationInfo); 3644 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 3645 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 3646 return ri; 3647 } 3648 return mResolveInfo; 3649 } 3650 } 3651 return null; 3652 } 3653 3654 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 3655 int flags, List<ResolveInfo> query, boolean debug, int userId) { 3656 final int N = query.size(); 3657 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 3658 .get(userId); 3659 // Get the list of persistent preferred activities that handle the intent 3660 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 3661 List<PersistentPreferredActivity> pprefs = ppir != null 3662 ? ppir.queryIntent(intent, resolvedType, 3663 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 3664 : null; 3665 if (pprefs != null && pprefs.size() > 0) { 3666 final int M = pprefs.size(); 3667 for (int i=0; i<M; i++) { 3668 final PersistentPreferredActivity ppa = pprefs.get(i); 3669 if (DEBUG_PREFERRED || debug) { 3670 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 3671 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 3672 + "\n component=" + ppa.mComponent); 3673 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3674 } 3675 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 3676 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 3677 if (DEBUG_PREFERRED || debug) { 3678 Slog.v(TAG, "Found persistent preferred activity:"); 3679 if (ai != null) { 3680 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3681 } else { 3682 Slog.v(TAG, " null"); 3683 } 3684 } 3685 if (ai == null) { 3686 // This previously registered persistent preferred activity 3687 // component is no longer known. Ignore it and do NOT remove it. 3688 continue; 3689 } 3690 for (int j=0; j<N; j++) { 3691 final ResolveInfo ri = query.get(j); 3692 if (!ri.activityInfo.applicationInfo.packageName 3693 .equals(ai.applicationInfo.packageName)) { 3694 continue; 3695 } 3696 if (!ri.activityInfo.name.equals(ai.name)) { 3697 continue; 3698 } 3699 // Found a persistent preference that can handle the intent. 3700 if (DEBUG_PREFERRED || debug) { 3701 Slog.v(TAG, "Returning persistent preferred activity: " + 3702 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 3703 } 3704 return ri; 3705 } 3706 } 3707 } 3708 return null; 3709 } 3710 3711 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 3712 List<ResolveInfo> query, int priority, boolean always, 3713 boolean removeMatches, boolean debug, int userId) { 3714 if (!sUserManager.exists(userId)) return null; 3715 // writer 3716 synchronized (mPackages) { 3717 if (intent.getSelector() != null) { 3718 intent = intent.getSelector(); 3719 } 3720 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 3721 3722 // Try to find a matching persistent preferred activity. 3723 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 3724 debug, userId); 3725 3726 // If a persistent preferred activity matched, use it. 3727 if (pri != null) { 3728 return pri; 3729 } 3730 3731 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 3732 // Get the list of preferred activities that handle the intent 3733 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 3734 List<PreferredActivity> prefs = pir != null 3735 ? pir.queryIntent(intent, resolvedType, 3736 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 3737 : null; 3738 if (prefs != null && prefs.size() > 0) { 3739 boolean changed = false; 3740 try { 3741 // First figure out how good the original match set is. 3742 // We will only allow preferred activities that came 3743 // from the same match quality. 3744 int match = 0; 3745 3746 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 3747 3748 final int N = query.size(); 3749 for (int j=0; j<N; j++) { 3750 final ResolveInfo ri = query.get(j); 3751 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 3752 + ": 0x" + Integer.toHexString(match)); 3753 if (ri.match > match) { 3754 match = ri.match; 3755 } 3756 } 3757 3758 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 3759 + Integer.toHexString(match)); 3760 3761 match &= IntentFilter.MATCH_CATEGORY_MASK; 3762 final int M = prefs.size(); 3763 for (int i=0; i<M; i++) { 3764 final PreferredActivity pa = prefs.get(i); 3765 if (DEBUG_PREFERRED || debug) { 3766 Slog.v(TAG, "Checking PreferredActivity ds=" 3767 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 3768 + "\n component=" + pa.mPref.mComponent); 3769 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3770 } 3771 if (pa.mPref.mMatch != match) { 3772 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 3773 + Integer.toHexString(pa.mPref.mMatch)); 3774 continue; 3775 } 3776 // If it's not an "always" type preferred activity and that's what we're 3777 // looking for, skip it. 3778 if (always && !pa.mPref.mAlways) { 3779 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 3780 continue; 3781 } 3782 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 3783 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 3784 if (DEBUG_PREFERRED || debug) { 3785 Slog.v(TAG, "Found preferred activity:"); 3786 if (ai != null) { 3787 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3788 } else { 3789 Slog.v(TAG, " null"); 3790 } 3791 } 3792 if (ai == null) { 3793 // This previously registered preferred activity 3794 // component is no longer known. Most likely an update 3795 // to the app was installed and in the new version this 3796 // component no longer exists. Clean it up by removing 3797 // it from the preferred activities list, and skip it. 3798 Slog.w(TAG, "Removing dangling preferred activity: " 3799 + pa.mPref.mComponent); 3800 pir.removeFilter(pa); 3801 changed = true; 3802 continue; 3803 } 3804 for (int j=0; j<N; j++) { 3805 final ResolveInfo ri = query.get(j); 3806 if (!ri.activityInfo.applicationInfo.packageName 3807 .equals(ai.applicationInfo.packageName)) { 3808 continue; 3809 } 3810 if (!ri.activityInfo.name.equals(ai.name)) { 3811 continue; 3812 } 3813 3814 if (removeMatches) { 3815 pir.removeFilter(pa); 3816 changed = true; 3817 if (DEBUG_PREFERRED) { 3818 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 3819 } 3820 break; 3821 } 3822 3823 // Okay we found a previously set preferred or last chosen app. 3824 // If the result set is different from when this 3825 // was created, we need to clear it and re-ask the 3826 // user their preference, if we're looking for an "always" type entry. 3827 if (always && !pa.mPref.sameSet(query)) { 3828 Slog.i(TAG, "Result set changed, dropping preferred activity for " 3829 + intent + " type " + resolvedType); 3830 if (DEBUG_PREFERRED) { 3831 Slog.v(TAG, "Removing preferred activity since set changed " 3832 + pa.mPref.mComponent); 3833 } 3834 pir.removeFilter(pa); 3835 // Re-add the filter as a "last chosen" entry (!always) 3836 PreferredActivity lastChosen = new PreferredActivity( 3837 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 3838 pir.addFilter(lastChosen); 3839 changed = true; 3840 return null; 3841 } 3842 3843 // Yay! Either the set matched or we're looking for the last chosen 3844 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 3845 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 3846 return ri; 3847 } 3848 } 3849 } finally { 3850 if (changed) { 3851 if (DEBUG_PREFERRED) { 3852 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 3853 } 3854 scheduleWritePackageRestrictionsLocked(userId); 3855 } 3856 } 3857 } 3858 } 3859 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 3860 return null; 3861 } 3862 3863 /* 3864 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 3865 */ 3866 @Override 3867 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 3868 int targetUserId) { 3869 mContext.enforceCallingOrSelfPermission( 3870 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 3871 List<CrossProfileIntentFilter> matches = 3872 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 3873 if (matches != null) { 3874 int size = matches.size(); 3875 for (int i = 0; i < size; i++) { 3876 if (matches.get(i).getTargetUserId() == targetUserId) return true; 3877 } 3878 } 3879 return false; 3880 } 3881 3882 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 3883 String resolvedType, int userId) { 3884 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 3885 if (resolver != null) { 3886 return resolver.queryIntent(intent, resolvedType, false, userId); 3887 } 3888 return null; 3889 } 3890 3891 @Override 3892 public List<ResolveInfo> queryIntentActivities(Intent intent, 3893 String resolvedType, int flags, int userId) { 3894 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3895 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 3896 ComponentName comp = intent.getComponent(); 3897 if (comp == null) { 3898 if (intent.getSelector() != null) { 3899 intent = intent.getSelector(); 3900 comp = intent.getComponent(); 3901 } 3902 } 3903 3904 if (comp != null) { 3905 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3906 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 3907 if (ai != null) { 3908 final ResolveInfo ri = new ResolveInfo(); 3909 ri.activityInfo = ai; 3910 list.add(ri); 3911 } 3912 return list; 3913 } 3914 3915 // reader 3916 synchronized (mPackages) { 3917 final String pkgName = intent.getPackage(); 3918 if (pkgName == null) { 3919 List<CrossProfileIntentFilter> matchingFilters = 3920 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 3921 // Check for results that need to skip the current profile. 3922 ResolveInfo resolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 3923 resolvedType, flags, userId); 3924 if (resolveInfo != null) { 3925 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 3926 result.add(resolveInfo); 3927 return filterIfNotPrimaryUser(result, userId); 3928 } 3929 // Check for cross profile results. 3930 resolveInfo = queryCrossProfileIntents( 3931 matchingFilters, intent, resolvedType, flags, userId); 3932 3933 // Check for results in the current profile. 3934 List<ResolveInfo> result = mActivities.queryIntent( 3935 intent, resolvedType, flags, userId); 3936 if (resolveInfo != null) { 3937 result.add(resolveInfo); 3938 Collections.sort(result, mResolvePrioritySorter); 3939 } 3940 result = filterIfNotPrimaryUser(result, userId); 3941 if (result.size() > 1 && hasWebURI(intent)) { 3942 return filterCandidatesWithDomainPreferedActivitiesLPr(result); 3943 } 3944 return result; 3945 } 3946 final PackageParser.Package pkg = mPackages.get(pkgName); 3947 if (pkg != null) { 3948 return filterIfNotPrimaryUser( 3949 mActivities.queryIntentForPackage( 3950 intent, resolvedType, flags, pkg.activities, userId), 3951 userId); 3952 } 3953 return new ArrayList<ResolveInfo>(); 3954 } 3955 } 3956 3957 /** 3958 * Filter out activities with primaryUserOnly flag set, when current user is not the owner. 3959 * 3960 * @return filtered list 3961 */ 3962 private List<ResolveInfo> filterIfNotPrimaryUser(List<ResolveInfo> resolveInfos, int userId) { 3963 if (userId == UserHandle.USER_OWNER) { 3964 return resolveInfos; 3965 } 3966 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 3967 ResolveInfo info = resolveInfos.get(i); 3968 if ((info.activityInfo.flags & ActivityInfo.FLAG_PRIMARY_USER_ONLY) != 0) { 3969 resolveInfos.remove(i); 3970 } 3971 } 3972 return resolveInfos; 3973 } 3974 3975 private static boolean hasWebURI(Intent intent) { 3976 if (intent.getData() == null) { 3977 return false; 3978 } 3979 final String scheme = intent.getScheme(); 3980 if (TextUtils.isEmpty(scheme)) { 3981 return false; 3982 } 3983 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 3984 } 3985 3986 private List<ResolveInfo> filterCandidatesWithDomainPreferedActivitiesLPr( 3987 List<ResolveInfo> candidates) { 3988 if (DEBUG_PREFERRED) { 3989 Slog.v("TAG", "Filtering results with prefered activities. Candidates count: " + 3990 candidates.size()); 3991 } 3992 3993 final int userId = UserHandle.getCallingUserId(); 3994 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 3995 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 3996 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 3997 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 3998 3999 synchronized (mPackages) { 4000 final int count = candidates.size(); 4001 // First, try to use the domain prefered App 4002 for (int n=0; n<count; n++) { 4003 ResolveInfo info = candidates.get(n); 4004 String packageName = info.activityInfo.packageName; 4005 PackageSetting ps = mSettings.mPackages.get(packageName); 4006 if (ps != null) { 4007 // Try to get the status from User settings first 4008 int status = getDomainVerificationStatusLPr(ps, userId); 4009 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4010 result.add(info); 4011 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4012 neverList.add(info); 4013 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4014 undefinedList.add(info); 4015 } 4016 // Add to the special match all list (Browser use case) 4017 if (info.handleAllWebDataURI) { 4018 matchAllList.add(info); 4019 } 4020 } 4021 } 4022 // If there is nothing selected, add all candidates and remove the ones that the User 4023 // has explicitely put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state and 4024 // also remove any Browser Apps ones. 4025 // If there is still none after this pass, add all undefined one and Browser Apps and 4026 // let the User decide with the Disambiguation dialog if there are several ones. 4027 if (result.size() == 0) { 4028 result.addAll(candidates); 4029 } 4030 result.removeAll(neverList); 4031 result.removeAll(matchAllList); 4032 if (result.size() == 0) { 4033 result.addAll(undefinedList); 4034 result.addAll(matchAllList); 4035 } 4036 } 4037 if (DEBUG_PREFERRED) { 4038 Slog.v("TAG", "Filtered results with prefered activities. New candidates count: " + 4039 result.size()); 4040 } 4041 return result; 4042 } 4043 4044 private int getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 4045 int status = ps.getDomainVerificationStatusForUser(userId); 4046 // if none available, get the master status 4047 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4048 if (ps.getIntentFilterVerificationInfo() != null) { 4049 status = ps.getIntentFilterVerificationInfo().getStatus(); 4050 } 4051 } 4052 return status; 4053 } 4054 4055 private ResolveInfo querySkipCurrentProfileIntents( 4056 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4057 int flags, int sourceUserId) { 4058 if (matchingFilters != null) { 4059 int size = matchingFilters.size(); 4060 for (int i = 0; i < size; i ++) { 4061 CrossProfileIntentFilter filter = matchingFilters.get(i); 4062 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 4063 // Checking if there are activities in the target user that can handle the 4064 // intent. 4065 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4066 flags, sourceUserId); 4067 if (resolveInfo != null) { 4068 return resolveInfo; 4069 } 4070 } 4071 } 4072 } 4073 return null; 4074 } 4075 4076 // Return matching ResolveInfo if any for skip current profile intent filters. 4077 private ResolveInfo queryCrossProfileIntents( 4078 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4079 int flags, int sourceUserId) { 4080 if (matchingFilters != null) { 4081 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 4082 // match the same intent. For performance reasons, it is better not to 4083 // run queryIntent twice for the same userId 4084 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 4085 int size = matchingFilters.size(); 4086 for (int i = 0; i < size; i++) { 4087 CrossProfileIntentFilter filter = matchingFilters.get(i); 4088 int targetUserId = filter.getTargetUserId(); 4089 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 4090 && !alreadyTriedUserIds.get(targetUserId)) { 4091 // Checking if there are activities in the target user that can handle the 4092 // intent. 4093 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4094 flags, sourceUserId); 4095 if (resolveInfo != null) return resolveInfo; 4096 alreadyTriedUserIds.put(targetUserId, true); 4097 } 4098 } 4099 } 4100 return null; 4101 } 4102 4103 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 4104 String resolvedType, int flags, int sourceUserId) { 4105 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4106 resolvedType, flags, filter.getTargetUserId()); 4107 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 4108 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 4109 } 4110 return null; 4111 } 4112 4113 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 4114 int sourceUserId, int targetUserId) { 4115 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 4116 String className; 4117 if (targetUserId == UserHandle.USER_OWNER) { 4118 className = FORWARD_INTENT_TO_USER_OWNER; 4119 } else { 4120 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 4121 } 4122 ComponentName forwardingActivityComponentName = new ComponentName( 4123 mAndroidApplication.packageName, className); 4124 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 4125 sourceUserId); 4126 if (targetUserId == UserHandle.USER_OWNER) { 4127 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 4128 forwardingResolveInfo.noResourceId = true; 4129 } 4130 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 4131 forwardingResolveInfo.priority = 0; 4132 forwardingResolveInfo.preferredOrder = 0; 4133 forwardingResolveInfo.match = 0; 4134 forwardingResolveInfo.isDefault = true; 4135 forwardingResolveInfo.filter = filter; 4136 forwardingResolveInfo.targetUserId = targetUserId; 4137 return forwardingResolveInfo; 4138 } 4139 4140 @Override 4141 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 4142 Intent[] specifics, String[] specificTypes, Intent intent, 4143 String resolvedType, int flags, int userId) { 4144 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4145 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 4146 false, "query intent activity options"); 4147 final String resultsAction = intent.getAction(); 4148 4149 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 4150 | PackageManager.GET_RESOLVED_FILTER, userId); 4151 4152 if (DEBUG_INTENT_MATCHING) { 4153 Log.v(TAG, "Query " + intent + ": " + results); 4154 } 4155 4156 int specificsPos = 0; 4157 int N; 4158 4159 // todo: note that the algorithm used here is O(N^2). This 4160 // isn't a problem in our current environment, but if we start running 4161 // into situations where we have more than 5 or 10 matches then this 4162 // should probably be changed to something smarter... 4163 4164 // First we go through and resolve each of the specific items 4165 // that were supplied, taking care of removing any corresponding 4166 // duplicate items in the generic resolve list. 4167 if (specifics != null) { 4168 for (int i=0; i<specifics.length; i++) { 4169 final Intent sintent = specifics[i]; 4170 if (sintent == null) { 4171 continue; 4172 } 4173 4174 if (DEBUG_INTENT_MATCHING) { 4175 Log.v(TAG, "Specific #" + i + ": " + sintent); 4176 } 4177 4178 String action = sintent.getAction(); 4179 if (resultsAction != null && resultsAction.equals(action)) { 4180 // If this action was explicitly requested, then don't 4181 // remove things that have it. 4182 action = null; 4183 } 4184 4185 ResolveInfo ri = null; 4186 ActivityInfo ai = null; 4187 4188 ComponentName comp = sintent.getComponent(); 4189 if (comp == null) { 4190 ri = resolveIntent( 4191 sintent, 4192 specificTypes != null ? specificTypes[i] : null, 4193 flags, userId); 4194 if (ri == null) { 4195 continue; 4196 } 4197 if (ri == mResolveInfo) { 4198 // ACK! Must do something better with this. 4199 } 4200 ai = ri.activityInfo; 4201 comp = new ComponentName(ai.applicationInfo.packageName, 4202 ai.name); 4203 } else { 4204 ai = getActivityInfo(comp, flags, userId); 4205 if (ai == null) { 4206 continue; 4207 } 4208 } 4209 4210 // Look for any generic query activities that are duplicates 4211 // of this specific one, and remove them from the results. 4212 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 4213 N = results.size(); 4214 int j; 4215 for (j=specificsPos; j<N; j++) { 4216 ResolveInfo sri = results.get(j); 4217 if ((sri.activityInfo.name.equals(comp.getClassName()) 4218 && sri.activityInfo.applicationInfo.packageName.equals( 4219 comp.getPackageName())) 4220 || (action != null && sri.filter.matchAction(action))) { 4221 results.remove(j); 4222 if (DEBUG_INTENT_MATCHING) Log.v( 4223 TAG, "Removing duplicate item from " + j 4224 + " due to specific " + specificsPos); 4225 if (ri == null) { 4226 ri = sri; 4227 } 4228 j--; 4229 N--; 4230 } 4231 } 4232 4233 // Add this specific item to its proper place. 4234 if (ri == null) { 4235 ri = new ResolveInfo(); 4236 ri.activityInfo = ai; 4237 } 4238 results.add(specificsPos, ri); 4239 ri.specificIndex = i; 4240 specificsPos++; 4241 } 4242 } 4243 4244 // Now we go through the remaining generic results and remove any 4245 // duplicate actions that are found here. 4246 N = results.size(); 4247 for (int i=specificsPos; i<N-1; i++) { 4248 final ResolveInfo rii = results.get(i); 4249 if (rii.filter == null) { 4250 continue; 4251 } 4252 4253 // Iterate over all of the actions of this result's intent 4254 // filter... typically this should be just one. 4255 final Iterator<String> it = rii.filter.actionsIterator(); 4256 if (it == null) { 4257 continue; 4258 } 4259 while (it.hasNext()) { 4260 final String action = it.next(); 4261 if (resultsAction != null && resultsAction.equals(action)) { 4262 // If this action was explicitly requested, then don't 4263 // remove things that have it. 4264 continue; 4265 } 4266 for (int j=i+1; j<N; j++) { 4267 final ResolveInfo rij = results.get(j); 4268 if (rij.filter != null && rij.filter.hasAction(action)) { 4269 results.remove(j); 4270 if (DEBUG_INTENT_MATCHING) Log.v( 4271 TAG, "Removing duplicate item from " + j 4272 + " due to action " + action + " at " + i); 4273 j--; 4274 N--; 4275 } 4276 } 4277 } 4278 4279 // If the caller didn't request filter information, drop it now 4280 // so we don't have to marshall/unmarshall it. 4281 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4282 rii.filter = null; 4283 } 4284 } 4285 4286 // Filter out the caller activity if so requested. 4287 if (caller != null) { 4288 N = results.size(); 4289 for (int i=0; i<N; i++) { 4290 ActivityInfo ainfo = results.get(i).activityInfo; 4291 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 4292 && caller.getClassName().equals(ainfo.name)) { 4293 results.remove(i); 4294 break; 4295 } 4296 } 4297 } 4298 4299 // If the caller didn't request filter information, 4300 // drop them now so we don't have to 4301 // marshall/unmarshall it. 4302 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4303 N = results.size(); 4304 for (int i=0; i<N; i++) { 4305 results.get(i).filter = null; 4306 } 4307 } 4308 4309 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 4310 return results; 4311 } 4312 4313 @Override 4314 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 4315 int userId) { 4316 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4317 ComponentName comp = intent.getComponent(); 4318 if (comp == null) { 4319 if (intent.getSelector() != null) { 4320 intent = intent.getSelector(); 4321 comp = intent.getComponent(); 4322 } 4323 } 4324 if (comp != null) { 4325 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4326 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 4327 if (ai != null) { 4328 ResolveInfo ri = new ResolveInfo(); 4329 ri.activityInfo = ai; 4330 list.add(ri); 4331 } 4332 return list; 4333 } 4334 4335 // reader 4336 synchronized (mPackages) { 4337 String pkgName = intent.getPackage(); 4338 if (pkgName == null) { 4339 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 4340 } 4341 final PackageParser.Package pkg = mPackages.get(pkgName); 4342 if (pkg != null) { 4343 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 4344 userId); 4345 } 4346 return null; 4347 } 4348 } 4349 4350 @Override 4351 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 4352 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 4353 if (!sUserManager.exists(userId)) return null; 4354 if (query != null) { 4355 if (query.size() >= 1) { 4356 // If there is more than one service with the same priority, 4357 // just arbitrarily pick the first one. 4358 return query.get(0); 4359 } 4360 } 4361 return null; 4362 } 4363 4364 @Override 4365 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 4366 int userId) { 4367 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4368 ComponentName comp = intent.getComponent(); 4369 if (comp == null) { 4370 if (intent.getSelector() != null) { 4371 intent = intent.getSelector(); 4372 comp = intent.getComponent(); 4373 } 4374 } 4375 if (comp != null) { 4376 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4377 final ServiceInfo si = getServiceInfo(comp, flags, userId); 4378 if (si != null) { 4379 final ResolveInfo ri = new ResolveInfo(); 4380 ri.serviceInfo = si; 4381 list.add(ri); 4382 } 4383 return list; 4384 } 4385 4386 // reader 4387 synchronized (mPackages) { 4388 String pkgName = intent.getPackage(); 4389 if (pkgName == null) { 4390 return mServices.queryIntent(intent, resolvedType, flags, userId); 4391 } 4392 final PackageParser.Package pkg = mPackages.get(pkgName); 4393 if (pkg != null) { 4394 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 4395 userId); 4396 } 4397 return null; 4398 } 4399 } 4400 4401 @Override 4402 public List<ResolveInfo> queryIntentContentProviders( 4403 Intent intent, String resolvedType, int flags, int userId) { 4404 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4405 ComponentName comp = intent.getComponent(); 4406 if (comp == null) { 4407 if (intent.getSelector() != null) { 4408 intent = intent.getSelector(); 4409 comp = intent.getComponent(); 4410 } 4411 } 4412 if (comp != null) { 4413 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4414 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 4415 if (pi != null) { 4416 final ResolveInfo ri = new ResolveInfo(); 4417 ri.providerInfo = pi; 4418 list.add(ri); 4419 } 4420 return list; 4421 } 4422 4423 // reader 4424 synchronized (mPackages) { 4425 String pkgName = intent.getPackage(); 4426 if (pkgName == null) { 4427 return mProviders.queryIntent(intent, resolvedType, flags, userId); 4428 } 4429 final PackageParser.Package pkg = mPackages.get(pkgName); 4430 if (pkg != null) { 4431 return mProviders.queryIntentForPackage( 4432 intent, resolvedType, flags, pkg.providers, userId); 4433 } 4434 return null; 4435 } 4436 } 4437 4438 @Override 4439 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 4440 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 4441 4442 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 4443 4444 // writer 4445 synchronized (mPackages) { 4446 ArrayList<PackageInfo> list; 4447 if (listUninstalled) { 4448 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 4449 for (PackageSetting ps : mSettings.mPackages.values()) { 4450 PackageInfo pi; 4451 if (ps.pkg != null) { 4452 pi = generatePackageInfo(ps.pkg, flags, userId); 4453 } else { 4454 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 4455 } 4456 if (pi != null) { 4457 list.add(pi); 4458 } 4459 } 4460 } else { 4461 list = new ArrayList<PackageInfo>(mPackages.size()); 4462 for (PackageParser.Package p : mPackages.values()) { 4463 PackageInfo pi = generatePackageInfo(p, flags, userId); 4464 if (pi != null) { 4465 list.add(pi); 4466 } 4467 } 4468 } 4469 4470 return new ParceledListSlice<PackageInfo>(list); 4471 } 4472 } 4473 4474 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 4475 String[] permissions, boolean[] tmp, int flags, int userId) { 4476 int numMatch = 0; 4477 final PermissionsState permissionsState = ps.getPermissionsState(); 4478 for (int i=0; i<permissions.length; i++) { 4479 final String permission = permissions[i]; 4480 if (permissionsState.hasPermission(permission, userId)) { 4481 tmp[i] = true; 4482 numMatch++; 4483 } else { 4484 tmp[i] = false; 4485 } 4486 } 4487 if (numMatch == 0) { 4488 return; 4489 } 4490 PackageInfo pi; 4491 if (ps.pkg != null) { 4492 pi = generatePackageInfo(ps.pkg, flags, userId); 4493 } else { 4494 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 4495 } 4496 // The above might return null in cases of uninstalled apps or install-state 4497 // skew across users/profiles. 4498 if (pi != null) { 4499 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 4500 if (numMatch == permissions.length) { 4501 pi.requestedPermissions = permissions; 4502 } else { 4503 pi.requestedPermissions = new String[numMatch]; 4504 numMatch = 0; 4505 for (int i=0; i<permissions.length; i++) { 4506 if (tmp[i]) { 4507 pi.requestedPermissions[numMatch] = permissions[i]; 4508 numMatch++; 4509 } 4510 } 4511 } 4512 } 4513 list.add(pi); 4514 } 4515 } 4516 4517 @Override 4518 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 4519 String[] permissions, int flags, int userId) { 4520 if (!sUserManager.exists(userId)) return null; 4521 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 4522 4523 // writer 4524 synchronized (mPackages) { 4525 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 4526 boolean[] tmpBools = new boolean[permissions.length]; 4527 if (listUninstalled) { 4528 for (PackageSetting ps : mSettings.mPackages.values()) { 4529 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 4530 } 4531 } else { 4532 for (PackageParser.Package pkg : mPackages.values()) { 4533 PackageSetting ps = (PackageSetting)pkg.mExtras; 4534 if (ps != null) { 4535 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 4536 userId); 4537 } 4538 } 4539 } 4540 4541 return new ParceledListSlice<PackageInfo>(list); 4542 } 4543 } 4544 4545 @Override 4546 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 4547 if (!sUserManager.exists(userId)) return null; 4548 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 4549 4550 // writer 4551 synchronized (mPackages) { 4552 ArrayList<ApplicationInfo> list; 4553 if (listUninstalled) { 4554 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 4555 for (PackageSetting ps : mSettings.mPackages.values()) { 4556 ApplicationInfo ai; 4557 if (ps.pkg != null) { 4558 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 4559 ps.readUserState(userId), userId); 4560 } else { 4561 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 4562 } 4563 if (ai != null) { 4564 list.add(ai); 4565 } 4566 } 4567 } else { 4568 list = new ArrayList<ApplicationInfo>(mPackages.size()); 4569 for (PackageParser.Package p : mPackages.values()) { 4570 if (p.mExtras != null) { 4571 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 4572 ((PackageSetting)p.mExtras).readUserState(userId), userId); 4573 if (ai != null) { 4574 list.add(ai); 4575 } 4576 } 4577 } 4578 } 4579 4580 return new ParceledListSlice<ApplicationInfo>(list); 4581 } 4582 } 4583 4584 public List<ApplicationInfo> getPersistentApplications(int flags) { 4585 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 4586 4587 // reader 4588 synchronized (mPackages) { 4589 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 4590 final int userId = UserHandle.getCallingUserId(); 4591 while (i.hasNext()) { 4592 final PackageParser.Package p = i.next(); 4593 if (p.applicationInfo != null 4594 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 4595 && (!mSafeMode || isSystemApp(p))) { 4596 PackageSetting ps = mSettings.mPackages.get(p.packageName); 4597 if (ps != null) { 4598 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 4599 ps.readUserState(userId), userId); 4600 if (ai != null) { 4601 finalList.add(ai); 4602 } 4603 } 4604 } 4605 } 4606 } 4607 4608 return finalList; 4609 } 4610 4611 @Override 4612 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 4613 if (!sUserManager.exists(userId)) return null; 4614 // reader 4615 synchronized (mPackages) { 4616 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 4617 PackageSetting ps = provider != null 4618 ? mSettings.mPackages.get(provider.owner.packageName) 4619 : null; 4620 return ps != null 4621 && mSettings.isEnabledLPr(provider.info, flags, userId) 4622 && (!mSafeMode || (provider.info.applicationInfo.flags 4623 &ApplicationInfo.FLAG_SYSTEM) != 0) 4624 ? PackageParser.generateProviderInfo(provider, flags, 4625 ps.readUserState(userId), userId) 4626 : null; 4627 } 4628 } 4629 4630 /** 4631 * @deprecated 4632 */ 4633 @Deprecated 4634 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 4635 // reader 4636 synchronized (mPackages) { 4637 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 4638 .entrySet().iterator(); 4639 final int userId = UserHandle.getCallingUserId(); 4640 while (i.hasNext()) { 4641 Map.Entry<String, PackageParser.Provider> entry = i.next(); 4642 PackageParser.Provider p = entry.getValue(); 4643 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 4644 4645 if (ps != null && p.syncable 4646 && (!mSafeMode || (p.info.applicationInfo.flags 4647 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 4648 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 4649 ps.readUserState(userId), userId); 4650 if (info != null) { 4651 outNames.add(entry.getKey()); 4652 outInfo.add(info); 4653 } 4654 } 4655 } 4656 } 4657 } 4658 4659 @Override 4660 public List<ProviderInfo> queryContentProviders(String processName, 4661 int uid, int flags) { 4662 ArrayList<ProviderInfo> finalList = null; 4663 // reader 4664 synchronized (mPackages) { 4665 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 4666 final int userId = processName != null ? 4667 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 4668 while (i.hasNext()) { 4669 final PackageParser.Provider p = i.next(); 4670 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 4671 if (ps != null && p.info.authority != null 4672 && (processName == null 4673 || (p.info.processName.equals(processName) 4674 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 4675 && mSettings.isEnabledLPr(p.info, flags, userId) 4676 && (!mSafeMode 4677 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 4678 if (finalList == null) { 4679 finalList = new ArrayList<ProviderInfo>(3); 4680 } 4681 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 4682 ps.readUserState(userId), userId); 4683 if (info != null) { 4684 finalList.add(info); 4685 } 4686 } 4687 } 4688 } 4689 4690 if (finalList != null) { 4691 Collections.sort(finalList, mProviderInitOrderSorter); 4692 } 4693 4694 return finalList; 4695 } 4696 4697 @Override 4698 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 4699 int flags) { 4700 // reader 4701 synchronized (mPackages) { 4702 final PackageParser.Instrumentation i = mInstrumentation.get(name); 4703 return PackageParser.generateInstrumentationInfo(i, flags); 4704 } 4705 } 4706 4707 @Override 4708 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 4709 int flags) { 4710 ArrayList<InstrumentationInfo> finalList = 4711 new ArrayList<InstrumentationInfo>(); 4712 4713 // reader 4714 synchronized (mPackages) { 4715 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 4716 while (i.hasNext()) { 4717 final PackageParser.Instrumentation p = i.next(); 4718 if (targetPackage == null 4719 || targetPackage.equals(p.info.targetPackage)) { 4720 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 4721 flags); 4722 if (ii != null) { 4723 finalList.add(ii); 4724 } 4725 } 4726 } 4727 } 4728 4729 return finalList; 4730 } 4731 4732 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 4733 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 4734 if (overlays == null) { 4735 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 4736 return; 4737 } 4738 for (PackageParser.Package opkg : overlays.values()) { 4739 // Not much to do if idmap fails: we already logged the error 4740 // and we certainly don't want to abort installation of pkg simply 4741 // because an overlay didn't fit properly. For these reasons, 4742 // ignore the return value of createIdmapForPackagePairLI. 4743 createIdmapForPackagePairLI(pkg, opkg); 4744 } 4745 } 4746 4747 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 4748 PackageParser.Package opkg) { 4749 if (!opkg.mTrustedOverlay) { 4750 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 4751 opkg.baseCodePath + ": overlay not trusted"); 4752 return false; 4753 } 4754 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 4755 if (overlaySet == null) { 4756 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 4757 opkg.baseCodePath + " but target package has no known overlays"); 4758 return false; 4759 } 4760 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 4761 // TODO: generate idmap for split APKs 4762 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 4763 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 4764 + opkg.baseCodePath); 4765 return false; 4766 } 4767 PackageParser.Package[] overlayArray = 4768 overlaySet.values().toArray(new PackageParser.Package[0]); 4769 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 4770 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 4771 return p1.mOverlayPriority - p2.mOverlayPriority; 4772 } 4773 }; 4774 Arrays.sort(overlayArray, cmp); 4775 4776 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 4777 int i = 0; 4778 for (PackageParser.Package p : overlayArray) { 4779 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 4780 } 4781 return true; 4782 } 4783 4784 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 4785 final File[] files = dir.listFiles(); 4786 if (ArrayUtils.isEmpty(files)) { 4787 Log.d(TAG, "No files in app dir " + dir); 4788 return; 4789 } 4790 4791 if (DEBUG_PACKAGE_SCANNING) { 4792 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 4793 + " flags=0x" + Integer.toHexString(parseFlags)); 4794 } 4795 4796 for (File file : files) { 4797 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 4798 && !PackageInstallerService.isStageName(file.getName()); 4799 if (!isPackage) { 4800 // Ignore entries which are not packages 4801 continue; 4802 } 4803 try { 4804 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 4805 scanFlags, currentTime, null); 4806 } catch (PackageManagerException e) { 4807 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 4808 4809 // Delete invalid userdata apps 4810 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 4811 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 4812 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 4813 if (file.isDirectory()) { 4814 mInstaller.rmPackageDir(file.getAbsolutePath()); 4815 } else { 4816 file.delete(); 4817 } 4818 } 4819 } 4820 } 4821 } 4822 4823 private static File getSettingsProblemFile() { 4824 File dataDir = Environment.getDataDirectory(); 4825 File systemDir = new File(dataDir, "system"); 4826 File fname = new File(systemDir, "uiderrors.txt"); 4827 return fname; 4828 } 4829 4830 static void reportSettingsProblem(int priority, String msg) { 4831 logCriticalInfo(priority, msg); 4832 } 4833 4834 static void logCriticalInfo(int priority, String msg) { 4835 Slog.println(priority, TAG, msg); 4836 EventLogTags.writePmCriticalInfo(msg); 4837 try { 4838 File fname = getSettingsProblemFile(); 4839 FileOutputStream out = new FileOutputStream(fname, true); 4840 PrintWriter pw = new FastPrintWriter(out); 4841 SimpleDateFormat formatter = new SimpleDateFormat(); 4842 String dateString = formatter.format(new Date(System.currentTimeMillis())); 4843 pw.println(dateString + ": " + msg); 4844 pw.close(); 4845 FileUtils.setPermissions( 4846 fname.toString(), 4847 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 4848 -1, -1); 4849 } catch (java.io.IOException e) { 4850 } 4851 } 4852 4853 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 4854 PackageParser.Package pkg, File srcFile, int parseFlags) 4855 throws PackageManagerException { 4856 if (ps != null 4857 && ps.codePath.equals(srcFile) 4858 && ps.timeStamp == srcFile.lastModified() 4859 && !isCompatSignatureUpdateNeeded(pkg) 4860 && !isRecoverSignatureUpdateNeeded(pkg)) { 4861 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 4862 if (ps.signatures.mSignatures != null 4863 && ps.signatures.mSignatures.length != 0 4864 && mSigningKeySetId != PackageKeySetData.KEYSET_UNASSIGNED) { 4865 // Optimization: reuse the existing cached certificates 4866 // if the package appears to be unchanged. 4867 pkg.mSignatures = ps.signatures.mSignatures; 4868 KeySetManagerService ksms = mSettings.mKeySetManagerService; 4869 synchronized (mPackages) { 4870 pkg.mSigningKeys = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 4871 } 4872 return; 4873 } 4874 4875 Slog.w(TAG, "PackageSetting for " + ps.name 4876 + " is missing signatures. Collecting certs again to recover them."); 4877 } else { 4878 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 4879 } 4880 4881 try { 4882 pp.collectCertificates(pkg, parseFlags); 4883 pp.collectManifestDigest(pkg); 4884 } catch (PackageParserException e) { 4885 throw PackageManagerException.from(e); 4886 } 4887 } 4888 4889 /* 4890 * Scan a package and return the newly parsed package. 4891 * Returns null in case of errors and the error code is stored in mLastScanError 4892 */ 4893 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 4894 long currentTime, UserHandle user) throws PackageManagerException { 4895 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 4896 parseFlags |= mDefParseFlags; 4897 PackageParser pp = new PackageParser(); 4898 pp.setSeparateProcesses(mSeparateProcesses); 4899 pp.setOnlyCoreApps(mOnlyCore); 4900 pp.setDisplayMetrics(mMetrics); 4901 4902 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 4903 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 4904 } 4905 4906 final PackageParser.Package pkg; 4907 try { 4908 pkg = pp.parsePackage(scanFile, parseFlags); 4909 } catch (PackageParserException e) { 4910 throw PackageManagerException.from(e); 4911 } 4912 4913 PackageSetting ps = null; 4914 PackageSetting updatedPkg; 4915 // reader 4916 synchronized (mPackages) { 4917 // Look to see if we already know about this package. 4918 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 4919 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 4920 // This package has been renamed to its original name. Let's 4921 // use that. 4922 ps = mSettings.peekPackageLPr(oldName); 4923 } 4924 // If there was no original package, see one for the real package name. 4925 if (ps == null) { 4926 ps = mSettings.peekPackageLPr(pkg.packageName); 4927 } 4928 // Check to see if this package could be hiding/updating a system 4929 // package. Must look for it either under the original or real 4930 // package name depending on our state. 4931 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 4932 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 4933 } 4934 boolean updatedPkgBetter = false; 4935 // First check if this is a system package that may involve an update 4936 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 4937 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 4938 // it needs to drop FLAG_PRIVILEGED. 4939 if (locationIsPrivileged(scanFile)) { 4940 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 4941 } else { 4942 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 4943 } 4944 4945 if (ps != null && !ps.codePath.equals(scanFile)) { 4946 // The path has changed from what was last scanned... check the 4947 // version of the new path against what we have stored to determine 4948 // what to do. 4949 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 4950 if (pkg.mVersionCode <= ps.versionCode) { 4951 // The system package has been updated and the code path does not match 4952 // Ignore entry. Skip it. 4953 Slog.i(TAG, "Package " + ps.name + " at " + scanFile 4954 + " ignored: updated version " + ps.versionCode 4955 + " better than this " + pkg.mVersionCode); 4956 if (!updatedPkg.codePath.equals(scanFile)) { 4957 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 4958 + ps.name + " changing from " + updatedPkg.codePathString 4959 + " to " + scanFile); 4960 updatedPkg.codePath = scanFile; 4961 updatedPkg.codePathString = scanFile.toString(); 4962 updatedPkg.resourcePath = scanFile; 4963 updatedPkg.resourcePathString = scanFile.toString(); 4964 } 4965 updatedPkg.pkg = pkg; 4966 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, null); 4967 } else { 4968 // The current app on the system partition is better than 4969 // what we have updated to on the data partition; switch 4970 // back to the system partition version. 4971 // At this point, its safely assumed that package installation for 4972 // apps in system partition will go through. If not there won't be a working 4973 // version of the app 4974 // writer 4975 synchronized (mPackages) { 4976 // Just remove the loaded entries from package lists. 4977 mPackages.remove(ps.name); 4978 } 4979 4980 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 4981 + " reverting from " + ps.codePathString 4982 + ": new version " + pkg.mVersionCode 4983 + " better than installed " + ps.versionCode); 4984 4985 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 4986 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 4987 getAppDexInstructionSets(ps)); 4988 synchronized (mInstallLock) { 4989 args.cleanUpResourcesLI(); 4990 } 4991 synchronized (mPackages) { 4992 mSettings.enableSystemPackageLPw(ps.name); 4993 } 4994 updatedPkgBetter = true; 4995 } 4996 } 4997 } 4998 4999 if (updatedPkg != null) { 5000 // An updated system app will not have the PARSE_IS_SYSTEM flag set 5001 // initially 5002 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 5003 5004 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 5005 // flag set initially 5006 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 5007 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 5008 } 5009 } 5010 5011 // Verify certificates against what was last scanned 5012 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 5013 5014 /* 5015 * A new system app appeared, but we already had a non-system one of the 5016 * same name installed earlier. 5017 */ 5018 boolean shouldHideSystemApp = false; 5019 if (updatedPkg == null && ps != null 5020 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 5021 /* 5022 * Check to make sure the signatures match first. If they don't, 5023 * wipe the installed application and its data. 5024 */ 5025 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 5026 != PackageManager.SIGNATURE_MATCH) { 5027 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 5028 + " signatures don't match existing userdata copy; removing"); 5029 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 5030 ps = null; 5031 } else { 5032 /* 5033 * If the newly-added system app is an older version than the 5034 * already installed version, hide it. It will be scanned later 5035 * and re-added like an update. 5036 */ 5037 if (pkg.mVersionCode <= ps.versionCode) { 5038 shouldHideSystemApp = true; 5039 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 5040 + " but new version " + pkg.mVersionCode + " better than installed " 5041 + ps.versionCode + "; hiding system"); 5042 } else { 5043 /* 5044 * The newly found system app is a newer version that the 5045 * one previously installed. Simply remove the 5046 * already-installed application and replace it with our own 5047 * while keeping the application data. 5048 */ 5049 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5050 + " reverting from " + ps.codePathString + ": new version " 5051 + pkg.mVersionCode + " better than installed " + ps.versionCode); 5052 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5053 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 5054 getAppDexInstructionSets(ps)); 5055 synchronized (mInstallLock) { 5056 args.cleanUpResourcesLI(); 5057 } 5058 } 5059 } 5060 } 5061 5062 // The apk is forward locked (not public) if its code and resources 5063 // are kept in different files. (except for app in either system or 5064 // vendor path). 5065 // TODO grab this value from PackageSettings 5066 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5067 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 5068 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 5069 } 5070 } 5071 5072 // TODO: extend to support forward-locked splits 5073 String resourcePath = null; 5074 String baseResourcePath = null; 5075 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 5076 if (ps != null && ps.resourcePathString != null) { 5077 resourcePath = ps.resourcePathString; 5078 baseResourcePath = ps.resourcePathString; 5079 } else { 5080 // Should not happen at all. Just log an error. 5081 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 5082 } 5083 } else { 5084 resourcePath = pkg.codePath; 5085 baseResourcePath = pkg.baseCodePath; 5086 } 5087 5088 // Set application objects path explicitly. 5089 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 5090 pkg.applicationInfo.setCodePath(pkg.codePath); 5091 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 5092 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 5093 pkg.applicationInfo.setResourcePath(resourcePath); 5094 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 5095 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 5096 5097 // Note that we invoke the following method only if we are about to unpack an application 5098 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 5099 | SCAN_UPDATE_SIGNATURE, currentTime, user); 5100 5101 /* 5102 * If the system app should be overridden by a previously installed 5103 * data, hide the system app now and let the /data/app scan pick it up 5104 * again. 5105 */ 5106 if (shouldHideSystemApp) { 5107 synchronized (mPackages) { 5108 /* 5109 * We have to grant systems permissions before we hide, because 5110 * grantPermissions will assume the package update is trying to 5111 * expand its permissions. 5112 */ 5113 grantPermissionsLPw(pkg, true, pkg.packageName); 5114 mSettings.disableSystemPackageLPw(pkg.packageName); 5115 } 5116 } 5117 5118 return scannedPkg; 5119 } 5120 5121 private static String fixProcessName(String defProcessName, 5122 String processName, int uid) { 5123 if (processName == null) { 5124 return defProcessName; 5125 } 5126 return processName; 5127 } 5128 5129 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 5130 throws PackageManagerException { 5131 if (pkgSetting.signatures.mSignatures != null) { 5132 // Already existing package. Make sure signatures match 5133 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 5134 == PackageManager.SIGNATURE_MATCH; 5135 if (!match) { 5136 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 5137 == PackageManager.SIGNATURE_MATCH; 5138 } 5139 if (!match) { 5140 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 5141 == PackageManager.SIGNATURE_MATCH; 5142 } 5143 if (!match) { 5144 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5145 + pkg.packageName + " signatures do not match the " 5146 + "previously installed version; ignoring!"); 5147 } 5148 } 5149 5150 // Check for shared user signatures 5151 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 5152 // Already existing package. Make sure signatures match 5153 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5154 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 5155 if (!match) { 5156 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 5157 == PackageManager.SIGNATURE_MATCH; 5158 } 5159 if (!match) { 5160 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 5161 == PackageManager.SIGNATURE_MATCH; 5162 } 5163 if (!match) { 5164 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 5165 "Package " + pkg.packageName 5166 + " has no signatures that match those in shared user " 5167 + pkgSetting.sharedUser.name + "; ignoring!"); 5168 } 5169 } 5170 } 5171 5172 /** 5173 * Enforces that only the system UID or root's UID can call a method exposed 5174 * via Binder. 5175 * 5176 * @param message used as message if SecurityException is thrown 5177 * @throws SecurityException if the caller is not system or root 5178 */ 5179 private static final void enforceSystemOrRoot(String message) { 5180 final int uid = Binder.getCallingUid(); 5181 if (uid != Process.SYSTEM_UID && uid != 0) { 5182 throw new SecurityException(message); 5183 } 5184 } 5185 5186 @Override 5187 public void performBootDexOpt() { 5188 enforceSystemOrRoot("Only the system can request dexopt be performed"); 5189 5190 // Before everything else, see whether we need to fstrim. 5191 try { 5192 IMountService ms = PackageHelper.getMountService(); 5193 if (ms != null) { 5194 final boolean isUpgrade = isUpgrade(); 5195 boolean doTrim = isUpgrade; 5196 if (doTrim) { 5197 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 5198 } else { 5199 final long interval = android.provider.Settings.Global.getLong( 5200 mContext.getContentResolver(), 5201 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 5202 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 5203 if (interval > 0) { 5204 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 5205 if (timeSinceLast > interval) { 5206 doTrim = true; 5207 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 5208 + "; running immediately"); 5209 } 5210 } 5211 } 5212 if (doTrim) { 5213 if (!isFirstBoot()) { 5214 try { 5215 ActivityManagerNative.getDefault().showBootMessage( 5216 mContext.getResources().getString( 5217 R.string.android_upgrading_fstrim), true); 5218 } catch (RemoteException e) { 5219 } 5220 } 5221 ms.runMaintenance(); 5222 } 5223 } else { 5224 Slog.e(TAG, "Mount service unavailable!"); 5225 } 5226 } catch (RemoteException e) { 5227 // Can't happen; MountService is local 5228 } 5229 5230 final ArraySet<PackageParser.Package> pkgs; 5231 synchronized (mPackages) { 5232 pkgs = mPackageDexOptimizer.clearDeferredDexOptPackages(); 5233 } 5234 5235 if (pkgs != null) { 5236 // Sort apps by importance for dexopt ordering. Important apps are given more priority 5237 // in case the device runs out of space. 5238 ArrayList<PackageParser.Package> sortedPkgs = new ArrayList<PackageParser.Package>(); 5239 // Give priority to core apps. 5240 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5241 PackageParser.Package pkg = it.next(); 5242 if (pkg.coreApp) { 5243 if (DEBUG_DEXOPT) { 5244 Log.i(TAG, "Adding core app " + sortedPkgs.size() + ": " + pkg.packageName); 5245 } 5246 sortedPkgs.add(pkg); 5247 it.remove(); 5248 } 5249 } 5250 // Give priority to system apps that listen for pre boot complete. 5251 Intent intent = new Intent(Intent.ACTION_PRE_BOOT_COMPLETED); 5252 ArraySet<String> pkgNames = getPackageNamesForIntent(intent); 5253 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5254 PackageParser.Package pkg = it.next(); 5255 if (pkgNames.contains(pkg.packageName)) { 5256 if (DEBUG_DEXOPT) { 5257 Log.i(TAG, "Adding pre boot system app " + sortedPkgs.size() + ": " + pkg.packageName); 5258 } 5259 sortedPkgs.add(pkg); 5260 it.remove(); 5261 } 5262 } 5263 // Give priority to system apps. 5264 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5265 PackageParser.Package pkg = it.next(); 5266 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 5267 if (DEBUG_DEXOPT) { 5268 Log.i(TAG, "Adding system app " + sortedPkgs.size() + ": " + pkg.packageName); 5269 } 5270 sortedPkgs.add(pkg); 5271 it.remove(); 5272 } 5273 } 5274 // Give priority to updated system apps. 5275 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5276 PackageParser.Package pkg = it.next(); 5277 if (pkg.isUpdatedSystemApp()) { 5278 if (DEBUG_DEXOPT) { 5279 Log.i(TAG, "Adding updated system app " + sortedPkgs.size() + ": " + pkg.packageName); 5280 } 5281 sortedPkgs.add(pkg); 5282 it.remove(); 5283 } 5284 } 5285 // Give priority to apps that listen for boot complete. 5286 intent = new Intent(Intent.ACTION_BOOT_COMPLETED); 5287 pkgNames = getPackageNamesForIntent(intent); 5288 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5289 PackageParser.Package pkg = it.next(); 5290 if (pkgNames.contains(pkg.packageName)) { 5291 if (DEBUG_DEXOPT) { 5292 Log.i(TAG, "Adding boot app " + sortedPkgs.size() + ": " + pkg.packageName); 5293 } 5294 sortedPkgs.add(pkg); 5295 it.remove(); 5296 } 5297 } 5298 // Filter out packages that aren't recently used. 5299 filterRecentlyUsedApps(pkgs); 5300 // Add all remaining apps. 5301 for (PackageParser.Package pkg : pkgs) { 5302 if (DEBUG_DEXOPT) { 5303 Log.i(TAG, "Adding app " + sortedPkgs.size() + ": " + pkg.packageName); 5304 } 5305 sortedPkgs.add(pkg); 5306 } 5307 5308 // If we want to be lazy, filter everything that wasn't recently used. 5309 if (mLazyDexOpt) { 5310 filterRecentlyUsedApps(sortedPkgs); 5311 } 5312 5313 int i = 0; 5314 int total = sortedPkgs.size(); 5315 File dataDir = Environment.getDataDirectory(); 5316 long lowThreshold = StorageManager.from(mContext).getStorageLowBytes(dataDir); 5317 if (lowThreshold == 0) { 5318 throw new IllegalStateException("Invalid low memory threshold"); 5319 } 5320 for (PackageParser.Package pkg : sortedPkgs) { 5321 long usableSpace = dataDir.getUsableSpace(); 5322 if (usableSpace < lowThreshold) { 5323 Log.w(TAG, "Not running dexopt on remaining apps due to low memory: " + usableSpace); 5324 break; 5325 } 5326 performBootDexOpt(pkg, ++i, total); 5327 } 5328 } 5329 } 5330 5331 private void filterRecentlyUsedApps(Collection<PackageParser.Package> pkgs) { 5332 // Filter out packages that aren't recently used. 5333 // 5334 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 5335 // should do a full dexopt. 5336 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 5337 int total = pkgs.size(); 5338 int skipped = 0; 5339 long now = System.currentTimeMillis(); 5340 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 5341 PackageParser.Package pkg = i.next(); 5342 long then = pkg.mLastPackageUsageTimeInMills; 5343 if (then + mDexOptLRUThresholdInMills < now) { 5344 if (DEBUG_DEXOPT) { 5345 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 5346 ((then == 0) ? "never" : new Date(then))); 5347 } 5348 i.remove(); 5349 skipped++; 5350 } 5351 } 5352 if (DEBUG_DEXOPT) { 5353 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 5354 } 5355 } 5356 } 5357 5358 private ArraySet<String> getPackageNamesForIntent(Intent intent) { 5359 List<ResolveInfo> ris = null; 5360 try { 5361 ris = AppGlobals.getPackageManager().queryIntentReceivers( 5362 intent, null, 0, UserHandle.USER_OWNER); 5363 } catch (RemoteException e) { 5364 } 5365 ArraySet<String> pkgNames = new ArraySet<String>(); 5366 if (ris != null) { 5367 for (ResolveInfo ri : ris) { 5368 pkgNames.add(ri.activityInfo.packageName); 5369 } 5370 } 5371 return pkgNames; 5372 } 5373 5374 private void performBootDexOpt(PackageParser.Package pkg, int curr, int total) { 5375 if (DEBUG_DEXOPT) { 5376 Log.i(TAG, "Optimizing app " + curr + " of " + total + ": " + pkg.packageName); 5377 } 5378 if (!isFirstBoot()) { 5379 try { 5380 ActivityManagerNative.getDefault().showBootMessage( 5381 mContext.getResources().getString(R.string.android_upgrading_apk, 5382 curr, total), true); 5383 } catch (RemoteException e) { 5384 } 5385 } 5386 PackageParser.Package p = pkg; 5387 synchronized (mInstallLock) { 5388 mPackageDexOptimizer.performDexOpt(p, null /* instruction sets */, 5389 false /* force dex */, false /* defer */, true /* include dependencies */); 5390 } 5391 } 5392 5393 @Override 5394 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 5395 return performDexOpt(packageName, instructionSet, false); 5396 } 5397 5398 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 5399 boolean dexopt = mLazyDexOpt || backgroundDexopt; 5400 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 5401 if (!dexopt && !updateUsage) { 5402 // We aren't going to dexopt or update usage, so bail early. 5403 return false; 5404 } 5405 PackageParser.Package p; 5406 final String targetInstructionSet; 5407 synchronized (mPackages) { 5408 p = mPackages.get(packageName); 5409 if (p == null) { 5410 return false; 5411 } 5412 if (updateUsage) { 5413 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 5414 } 5415 mPackageUsage.write(false); 5416 if (!dexopt) { 5417 // We aren't going to dexopt, so bail early. 5418 return false; 5419 } 5420 5421 targetInstructionSet = instructionSet != null ? instructionSet : 5422 getPrimaryInstructionSet(p.applicationInfo); 5423 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 5424 return false; 5425 } 5426 } 5427 5428 synchronized (mInstallLock) { 5429 final String[] instructionSets = new String[] { targetInstructionSet }; 5430 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 5431 false /* forceDex */, false /* defer */, true /* inclDependencies */); 5432 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 5433 } 5434 } 5435 5436 public ArraySet<String> getPackagesThatNeedDexOpt() { 5437 ArraySet<String> pkgs = null; 5438 synchronized (mPackages) { 5439 for (PackageParser.Package p : mPackages.values()) { 5440 if (DEBUG_DEXOPT) { 5441 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 5442 } 5443 if (!p.mDexOptPerformed.isEmpty()) { 5444 continue; 5445 } 5446 if (pkgs == null) { 5447 pkgs = new ArraySet<String>(); 5448 } 5449 pkgs.add(p.packageName); 5450 } 5451 } 5452 return pkgs; 5453 } 5454 5455 public void shutdown() { 5456 mPackageUsage.write(true); 5457 } 5458 5459 @Override 5460 public void forceDexOpt(String packageName) { 5461 enforceSystemOrRoot("forceDexOpt"); 5462 5463 PackageParser.Package pkg; 5464 synchronized (mPackages) { 5465 pkg = mPackages.get(packageName); 5466 if (pkg == null) { 5467 throw new IllegalArgumentException("Missing package: " + packageName); 5468 } 5469 } 5470 5471 synchronized (mInstallLock) { 5472 final String[] instructionSets = new String[] { 5473 getPrimaryInstructionSet(pkg.applicationInfo) }; 5474 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 5475 true /*forceDex*/, false /* defer */, true /* inclDependencies */); 5476 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 5477 throw new IllegalStateException("Failed to dexopt: " + res); 5478 } 5479 } 5480 } 5481 5482 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 5483 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 5484 Slog.w(TAG, "Unable to update from " + oldPkg.name 5485 + " to " + newPkg.packageName 5486 + ": old package not in system partition"); 5487 return false; 5488 } else if (mPackages.get(oldPkg.name) != null) { 5489 Slog.w(TAG, "Unable to update from " + oldPkg.name 5490 + " to " + newPkg.packageName 5491 + ": old package still exists"); 5492 return false; 5493 } 5494 return true; 5495 } 5496 5497 private int createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) { 5498 int[] users = sUserManager.getUserIds(); 5499 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 5500 if (res < 0) { 5501 return res; 5502 } 5503 for (int user : users) { 5504 if (user != 0) { 5505 res = mInstaller.createUserData(volumeUuid, packageName, 5506 UserHandle.getUid(user, uid), user, seinfo); 5507 if (res < 0) { 5508 return res; 5509 } 5510 } 5511 } 5512 return res; 5513 } 5514 5515 private int removeDataDirsLI(String volumeUuid, String packageName) { 5516 int[] users = sUserManager.getUserIds(); 5517 int res = 0; 5518 for (int user : users) { 5519 int resInner = mInstaller.remove(volumeUuid, packageName, user); 5520 if (resInner < 0) { 5521 res = resInner; 5522 } 5523 } 5524 5525 return res; 5526 } 5527 5528 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 5529 int[] users = sUserManager.getUserIds(); 5530 int res = 0; 5531 for (int user : users) { 5532 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 5533 if (resInner < 0) { 5534 res = resInner; 5535 } 5536 } 5537 return res; 5538 } 5539 5540 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 5541 PackageParser.Package changingLib) { 5542 if (file.path != null) { 5543 usesLibraryFiles.add(file.path); 5544 return; 5545 } 5546 PackageParser.Package p = mPackages.get(file.apk); 5547 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 5548 // If we are doing this while in the middle of updating a library apk, 5549 // then we need to make sure to use that new apk for determining the 5550 // dependencies here. (We haven't yet finished committing the new apk 5551 // to the package manager state.) 5552 if (p == null || p.packageName.equals(changingLib.packageName)) { 5553 p = changingLib; 5554 } 5555 } 5556 if (p != null) { 5557 usesLibraryFiles.addAll(p.getAllCodePaths()); 5558 } 5559 } 5560 5561 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 5562 PackageParser.Package changingLib) throws PackageManagerException { 5563 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 5564 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 5565 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 5566 for (int i=0; i<N; i++) { 5567 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 5568 if (file == null) { 5569 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 5570 "Package " + pkg.packageName + " requires unavailable shared library " 5571 + pkg.usesLibraries.get(i) + "; failing!"); 5572 } 5573 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 5574 } 5575 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 5576 for (int i=0; i<N; i++) { 5577 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 5578 if (file == null) { 5579 Slog.w(TAG, "Package " + pkg.packageName 5580 + " desires unavailable shared library " 5581 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 5582 } else { 5583 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 5584 } 5585 } 5586 N = usesLibraryFiles.size(); 5587 if (N > 0) { 5588 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 5589 } else { 5590 pkg.usesLibraryFiles = null; 5591 } 5592 } 5593 } 5594 5595 private static boolean hasString(List<String> list, List<String> which) { 5596 if (list == null) { 5597 return false; 5598 } 5599 for (int i=list.size()-1; i>=0; i--) { 5600 for (int j=which.size()-1; j>=0; j--) { 5601 if (which.get(j).equals(list.get(i))) { 5602 return true; 5603 } 5604 } 5605 } 5606 return false; 5607 } 5608 5609 private void updateAllSharedLibrariesLPw() { 5610 for (PackageParser.Package pkg : mPackages.values()) { 5611 try { 5612 updateSharedLibrariesLPw(pkg, null); 5613 } catch (PackageManagerException e) { 5614 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 5615 } 5616 } 5617 } 5618 5619 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 5620 PackageParser.Package changingPkg) { 5621 ArrayList<PackageParser.Package> res = null; 5622 for (PackageParser.Package pkg : mPackages.values()) { 5623 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 5624 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 5625 if (res == null) { 5626 res = new ArrayList<PackageParser.Package>(); 5627 } 5628 res.add(pkg); 5629 try { 5630 updateSharedLibrariesLPw(pkg, changingPkg); 5631 } catch (PackageManagerException e) { 5632 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 5633 } 5634 } 5635 } 5636 return res; 5637 } 5638 5639 /** 5640 * Derive the value of the {@code cpuAbiOverride} based on the provided 5641 * value and an optional stored value from the package settings. 5642 */ 5643 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 5644 String cpuAbiOverride = null; 5645 5646 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 5647 cpuAbiOverride = null; 5648 } else if (abiOverride != null) { 5649 cpuAbiOverride = abiOverride; 5650 } else if (settings != null) { 5651 cpuAbiOverride = settings.cpuAbiOverrideString; 5652 } 5653 5654 return cpuAbiOverride; 5655 } 5656 5657 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 5658 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 5659 boolean success = false; 5660 try { 5661 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 5662 currentTime, user); 5663 success = true; 5664 return res; 5665 } finally { 5666 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 5667 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 5668 } 5669 } 5670 } 5671 5672 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 5673 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 5674 final File scanFile = new File(pkg.codePath); 5675 if (pkg.applicationInfo.getCodePath() == null || 5676 pkg.applicationInfo.getResourcePath() == null) { 5677 // Bail out. The resource and code paths haven't been set. 5678 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 5679 "Code and resource paths haven't been set correctly"); 5680 } 5681 5682 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5683 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 5684 } else { 5685 // Only allow system apps to be flagged as core apps. 5686 pkg.coreApp = false; 5687 } 5688 5689 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 5690 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5691 } 5692 5693 if (mCustomResolverComponentName != null && 5694 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 5695 setUpCustomResolverActivity(pkg); 5696 } 5697 5698 if (pkg.packageName.equals("android")) { 5699 synchronized (mPackages) { 5700 if (mAndroidApplication != null) { 5701 Slog.w(TAG, "*************************************************"); 5702 Slog.w(TAG, "Core android package being redefined. Skipping."); 5703 Slog.w(TAG, " file=" + scanFile); 5704 Slog.w(TAG, "*************************************************"); 5705 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5706 "Core android package being redefined. Skipping."); 5707 } 5708 5709 // Set up information for our fall-back user intent resolution activity. 5710 mPlatformPackage = pkg; 5711 pkg.mVersionCode = mSdkVersion; 5712 mAndroidApplication = pkg.applicationInfo; 5713 5714 if (!mResolverReplaced) { 5715 mResolveActivity.applicationInfo = mAndroidApplication; 5716 mResolveActivity.name = ResolverActivity.class.getName(); 5717 mResolveActivity.packageName = mAndroidApplication.packageName; 5718 mResolveActivity.processName = "system:ui"; 5719 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 5720 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 5721 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 5722 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 5723 mResolveActivity.exported = true; 5724 mResolveActivity.enabled = true; 5725 mResolveInfo.activityInfo = mResolveActivity; 5726 mResolveInfo.priority = 0; 5727 mResolveInfo.preferredOrder = 0; 5728 mResolveInfo.match = 0; 5729 mResolveComponentName = new ComponentName( 5730 mAndroidApplication.packageName, mResolveActivity.name); 5731 } 5732 } 5733 } 5734 5735 if (DEBUG_PACKAGE_SCANNING) { 5736 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5737 Log.d(TAG, "Scanning package " + pkg.packageName); 5738 } 5739 5740 if (mPackages.containsKey(pkg.packageName) 5741 || mSharedLibraries.containsKey(pkg.packageName)) { 5742 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5743 "Application package " + pkg.packageName 5744 + " already installed. Skipping duplicate."); 5745 } 5746 5747 // If we're only installing presumed-existing packages, require that the 5748 // scanned APK is both already known and at the path previously established 5749 // for it. Previously unknown packages we pick up normally, but if we have an 5750 // a priori expectation about this package's install presence, enforce it. 5751 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 5752 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 5753 if (known != null) { 5754 if (DEBUG_PACKAGE_SCANNING) { 5755 Log.d(TAG, "Examining " + pkg.codePath 5756 + " and requiring known paths " + known.codePathString 5757 + " & " + known.resourcePathString); 5758 } 5759 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 5760 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 5761 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 5762 "Application package " + pkg.packageName 5763 + " found at " + pkg.applicationInfo.getCodePath() 5764 + " but expected at " + known.codePathString + "; ignoring."); 5765 } 5766 } 5767 } 5768 5769 // Initialize package source and resource directories 5770 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 5771 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 5772 5773 SharedUserSetting suid = null; 5774 PackageSetting pkgSetting = null; 5775 5776 if (!isSystemApp(pkg)) { 5777 // Only system apps can use these features. 5778 pkg.mOriginalPackages = null; 5779 pkg.mRealPackage = null; 5780 pkg.mAdoptPermissions = null; 5781 } 5782 5783 // writer 5784 synchronized (mPackages) { 5785 if (pkg.mSharedUserId != null) { 5786 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 5787 if (suid == null) { 5788 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5789 "Creating application package " + pkg.packageName 5790 + " for shared user failed"); 5791 } 5792 if (DEBUG_PACKAGE_SCANNING) { 5793 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5794 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 5795 + "): packages=" + suid.packages); 5796 } 5797 } 5798 5799 // Check if we are renaming from an original package name. 5800 PackageSetting origPackage = null; 5801 String realName = null; 5802 if (pkg.mOriginalPackages != null) { 5803 // This package may need to be renamed to a previously 5804 // installed name. Let's check on that... 5805 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 5806 if (pkg.mOriginalPackages.contains(renamed)) { 5807 // This package had originally been installed as the 5808 // original name, and we have already taken care of 5809 // transitioning to the new one. Just update the new 5810 // one to continue using the old name. 5811 realName = pkg.mRealPackage; 5812 if (!pkg.packageName.equals(renamed)) { 5813 // Callers into this function may have already taken 5814 // care of renaming the package; only do it here if 5815 // it is not already done. 5816 pkg.setPackageName(renamed); 5817 } 5818 5819 } else { 5820 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 5821 if ((origPackage = mSettings.peekPackageLPr( 5822 pkg.mOriginalPackages.get(i))) != null) { 5823 // We do have the package already installed under its 5824 // original name... should we use it? 5825 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 5826 // New package is not compatible with original. 5827 origPackage = null; 5828 continue; 5829 } else if (origPackage.sharedUser != null) { 5830 // Make sure uid is compatible between packages. 5831 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 5832 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 5833 + " to " + pkg.packageName + ": old uid " 5834 + origPackage.sharedUser.name 5835 + " differs from " + pkg.mSharedUserId); 5836 origPackage = null; 5837 continue; 5838 } 5839 } else { 5840 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 5841 + pkg.packageName + " to old name " + origPackage.name); 5842 } 5843 break; 5844 } 5845 } 5846 } 5847 } 5848 5849 if (mTransferedPackages.contains(pkg.packageName)) { 5850 Slog.w(TAG, "Package " + pkg.packageName 5851 + " was transferred to another, but its .apk remains"); 5852 } 5853 5854 // Just create the setting, don't add it yet. For already existing packages 5855 // the PkgSetting exists already and doesn't have to be created. 5856 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 5857 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 5858 pkg.applicationInfo.primaryCpuAbi, 5859 pkg.applicationInfo.secondaryCpuAbi, 5860 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 5861 user, false); 5862 if (pkgSetting == null) { 5863 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5864 "Creating application package " + pkg.packageName + " failed"); 5865 } 5866 5867 if (pkgSetting.origPackage != null) { 5868 // If we are first transitioning from an original package, 5869 // fix up the new package's name now. We need to do this after 5870 // looking up the package under its new name, so getPackageLP 5871 // can take care of fiddling things correctly. 5872 pkg.setPackageName(origPackage.name); 5873 5874 // File a report about this. 5875 String msg = "New package " + pkgSetting.realName 5876 + " renamed to replace old package " + pkgSetting.name; 5877 reportSettingsProblem(Log.WARN, msg); 5878 5879 // Make a note of it. 5880 mTransferedPackages.add(origPackage.name); 5881 5882 // No longer need to retain this. 5883 pkgSetting.origPackage = null; 5884 } 5885 5886 if (realName != null) { 5887 // Make a note of it. 5888 mTransferedPackages.add(pkg.packageName); 5889 } 5890 5891 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 5892 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 5893 } 5894 5895 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5896 // Check all shared libraries and map to their actual file path. 5897 // We only do this here for apps not on a system dir, because those 5898 // are the only ones that can fail an install due to this. We 5899 // will take care of the system apps by updating all of their 5900 // library paths after the scan is done. 5901 updateSharedLibrariesLPw(pkg, null); 5902 } 5903 5904 if (mFoundPolicyFile) { 5905 SELinuxMMAC.assignSeinfoValue(pkg); 5906 } 5907 5908 pkg.applicationInfo.uid = pkgSetting.appId; 5909 pkg.mExtras = pkgSetting; 5910 if (!pkgSetting.keySetData.isUsingUpgradeKeySets() || pkgSetting.sharedUser != null) { 5911 try { 5912 verifySignaturesLP(pkgSetting, pkg); 5913 // We just determined the app is signed correctly, so bring 5914 // over the latest parsed certs. 5915 pkgSetting.signatures.mSignatures = pkg.mSignatures; 5916 } catch (PackageManagerException e) { 5917 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5918 throw e; 5919 } 5920 // The signature has changed, but this package is in the system 5921 // image... let's recover! 5922 pkgSetting.signatures.mSignatures = pkg.mSignatures; 5923 // However... if this package is part of a shared user, but it 5924 // doesn't match the signature of the shared user, let's fail. 5925 // What this means is that you can't change the signatures 5926 // associated with an overall shared user, which doesn't seem all 5927 // that unreasonable. 5928 if (pkgSetting.sharedUser != null) { 5929 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5930 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 5931 throw new PackageManagerException( 5932 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 5933 "Signature mismatch for shared user : " 5934 + pkgSetting.sharedUser); 5935 } 5936 } 5937 // File a report about this. 5938 String msg = "System package " + pkg.packageName 5939 + " signature changed; retaining data."; 5940 reportSettingsProblem(Log.WARN, msg); 5941 } 5942 } else { 5943 if (!checkUpgradeKeySetLP(pkgSetting, pkg)) { 5944 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5945 + pkg.packageName + " upgrade keys do not match the " 5946 + "previously installed version"); 5947 } else { 5948 // We just determined the app is signed correctly, so bring 5949 // over the latest parsed certs. 5950 pkgSetting.signatures.mSignatures = pkg.mSignatures; 5951 } 5952 } 5953 // Verify that this new package doesn't have any content providers 5954 // that conflict with existing packages. Only do this if the 5955 // package isn't already installed, since we don't want to break 5956 // things that are installed. 5957 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 5958 final int N = pkg.providers.size(); 5959 int i; 5960 for (i=0; i<N; i++) { 5961 PackageParser.Provider p = pkg.providers.get(i); 5962 if (p.info.authority != null) { 5963 String names[] = p.info.authority.split(";"); 5964 for (int j = 0; j < names.length; j++) { 5965 if (mProvidersByAuthority.containsKey(names[j])) { 5966 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 5967 final String otherPackageName = 5968 ((other != null && other.getComponentName() != null) ? 5969 other.getComponentName().getPackageName() : "?"); 5970 throw new PackageManagerException( 5971 INSTALL_FAILED_CONFLICTING_PROVIDER, 5972 "Can't install because provider name " + names[j] 5973 + " (in package " + pkg.applicationInfo.packageName 5974 + ") is already used by " + otherPackageName); 5975 } 5976 } 5977 } 5978 } 5979 } 5980 5981 if (pkg.mAdoptPermissions != null) { 5982 // This package wants to adopt ownership of permissions from 5983 // another package. 5984 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 5985 final String origName = pkg.mAdoptPermissions.get(i); 5986 final PackageSetting orig = mSettings.peekPackageLPr(origName); 5987 if (orig != null) { 5988 if (verifyPackageUpdateLPr(orig, pkg)) { 5989 Slog.i(TAG, "Adopting permissions from " + origName + " to " 5990 + pkg.packageName); 5991 mSettings.transferPermissionsLPw(origName, pkg.packageName); 5992 } 5993 } 5994 } 5995 } 5996 } 5997 5998 final String pkgName = pkg.packageName; 5999 6000 final long scanFileTime = scanFile.lastModified(); 6001 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 6002 pkg.applicationInfo.processName = fixProcessName( 6003 pkg.applicationInfo.packageName, 6004 pkg.applicationInfo.processName, 6005 pkg.applicationInfo.uid); 6006 6007 File dataPath; 6008 if (mPlatformPackage == pkg) { 6009 // The system package is special. 6010 dataPath = new File(Environment.getDataDirectory(), "system"); 6011 6012 pkg.applicationInfo.dataDir = dataPath.getPath(); 6013 6014 } else { 6015 // This is a normal package, need to make its data directory. 6016 dataPath = PackageManager.getDataDirForUser(pkg.volumeUuid, pkg.packageName, 6017 UserHandle.USER_OWNER); 6018 6019 boolean uidError = false; 6020 if (dataPath.exists()) { 6021 int currentUid = 0; 6022 try { 6023 StructStat stat = Os.stat(dataPath.getPath()); 6024 currentUid = stat.st_uid; 6025 } catch (ErrnoException e) { 6026 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 6027 } 6028 6029 // If we have mismatched owners for the data path, we have a problem. 6030 if (currentUid != pkg.applicationInfo.uid) { 6031 boolean recovered = false; 6032 if (currentUid == 0) { 6033 // The directory somehow became owned by root. Wow. 6034 // This is probably because the system was stopped while 6035 // installd was in the middle of messing with its libs 6036 // directory. Ask installd to fix that. 6037 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 6038 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 6039 if (ret >= 0) { 6040 recovered = true; 6041 String msg = "Package " + pkg.packageName 6042 + " unexpectedly changed to uid 0; recovered to " + 6043 + pkg.applicationInfo.uid; 6044 reportSettingsProblem(Log.WARN, msg); 6045 } 6046 } 6047 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6048 || (scanFlags&SCAN_BOOTING) != 0)) { 6049 // If this is a system app, we can at least delete its 6050 // current data so the application will still work. 6051 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 6052 if (ret >= 0) { 6053 // TODO: Kill the processes first 6054 // Old data gone! 6055 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6056 ? "System package " : "Third party package "; 6057 String msg = prefix + pkg.packageName 6058 + " has changed from uid: " 6059 + currentUid + " to " 6060 + pkg.applicationInfo.uid + "; old data erased"; 6061 reportSettingsProblem(Log.WARN, msg); 6062 recovered = true; 6063 6064 // And now re-install the app. 6065 ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6066 pkg.applicationInfo.seinfo); 6067 if (ret == -1) { 6068 // Ack should not happen! 6069 msg = prefix + pkg.packageName 6070 + " could not have data directory re-created after delete."; 6071 reportSettingsProblem(Log.WARN, msg); 6072 throw new PackageManagerException( 6073 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 6074 } 6075 } 6076 if (!recovered) { 6077 mHasSystemUidErrors = true; 6078 } 6079 } else if (!recovered) { 6080 // If we allow this install to proceed, we will be broken. 6081 // Abort, abort! 6082 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 6083 "scanPackageLI"); 6084 } 6085 if (!recovered) { 6086 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 6087 + pkg.applicationInfo.uid + "/fs_" 6088 + currentUid; 6089 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 6090 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 6091 String msg = "Package " + pkg.packageName 6092 + " has mismatched uid: " 6093 + currentUid + " on disk, " 6094 + pkg.applicationInfo.uid + " in settings"; 6095 // writer 6096 synchronized (mPackages) { 6097 mSettings.mReadMessages.append(msg); 6098 mSettings.mReadMessages.append('\n'); 6099 uidError = true; 6100 if (!pkgSetting.uidError) { 6101 reportSettingsProblem(Log.ERROR, msg); 6102 } 6103 } 6104 } 6105 } 6106 pkg.applicationInfo.dataDir = dataPath.getPath(); 6107 if (mShouldRestoreconData) { 6108 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 6109 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 6110 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 6111 } 6112 } else { 6113 if (DEBUG_PACKAGE_SCANNING) { 6114 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6115 Log.v(TAG, "Want this data dir: " + dataPath); 6116 } 6117 //invoke installer to do the actual installation 6118 int ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6119 pkg.applicationInfo.seinfo); 6120 if (ret < 0) { 6121 // Error from installer 6122 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6123 "Unable to create data dirs [errorCode=" + ret + "]"); 6124 } 6125 6126 if (dataPath.exists()) { 6127 pkg.applicationInfo.dataDir = dataPath.getPath(); 6128 } else { 6129 Slog.w(TAG, "Unable to create data directory: " + dataPath); 6130 pkg.applicationInfo.dataDir = null; 6131 } 6132 } 6133 6134 pkgSetting.uidError = uidError; 6135 } 6136 6137 final String path = scanFile.getPath(); 6138 final String codePath = pkg.applicationInfo.getCodePath(); 6139 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 6140 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 6141 setBundledAppAbisAndRoots(pkg, pkgSetting); 6142 6143 // If we haven't found any native libraries for the app, check if it has 6144 // renderscript code. We'll need to force the app to 32 bit if it has 6145 // renderscript bitcode. 6146 if (pkg.applicationInfo.primaryCpuAbi == null 6147 && pkg.applicationInfo.secondaryCpuAbi == null 6148 && Build.SUPPORTED_64_BIT_ABIS.length > 0) { 6149 NativeLibraryHelper.Handle handle = null; 6150 try { 6151 handle = NativeLibraryHelper.Handle.create(scanFile); 6152 if (NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 6153 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 6154 } 6155 } catch (IOException ioe) { 6156 Slog.w(TAG, "Error scanning system app : " + ioe); 6157 } finally { 6158 IoUtils.closeQuietly(handle); 6159 } 6160 } 6161 6162 setNativeLibraryPaths(pkg); 6163 } else { 6164 // TODO: We can probably be smarter about this stuff. For installed apps, 6165 // we can calculate this information at install time once and for all. For 6166 // system apps, we can probably assume that this information doesn't change 6167 // after the first boot scan. As things stand, we do lots of unnecessary work. 6168 6169 // Give ourselves some initial paths; we'll come back for another 6170 // pass once we've determined ABI below. 6171 setNativeLibraryPaths(pkg); 6172 6173 final boolean isAsec = pkg.isForwardLocked() || isExternal(pkg); 6174 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 6175 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 6176 6177 NativeLibraryHelper.Handle handle = null; 6178 try { 6179 handle = NativeLibraryHelper.Handle.create(scanFile); 6180 // TODO(multiArch): This can be null for apps that didn't go through the 6181 // usual installation process. We can calculate it again, like we 6182 // do during install time. 6183 // 6184 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 6185 // unnecessary. 6186 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 6187 6188 // Null out the abis so that they can be recalculated. 6189 pkg.applicationInfo.primaryCpuAbi = null; 6190 pkg.applicationInfo.secondaryCpuAbi = null; 6191 if (isMultiArch(pkg.applicationInfo)) { 6192 // Warn if we've set an abiOverride for multi-lib packages.. 6193 // By definition, we need to copy both 32 and 64 bit libraries for 6194 // such packages. 6195 if (pkg.cpuAbiOverride != null 6196 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 6197 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 6198 } 6199 6200 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 6201 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 6202 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 6203 if (isAsec) { 6204 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 6205 } else { 6206 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 6207 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 6208 useIsaSpecificSubdirs); 6209 } 6210 } 6211 6212 maybeThrowExceptionForMultiArchCopy( 6213 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 6214 6215 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 6216 if (isAsec) { 6217 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 6218 } else { 6219 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 6220 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 6221 useIsaSpecificSubdirs); 6222 } 6223 } 6224 6225 maybeThrowExceptionForMultiArchCopy( 6226 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 6227 6228 if (abi64 >= 0) { 6229 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 6230 } 6231 6232 if (abi32 >= 0) { 6233 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 6234 if (abi64 >= 0) { 6235 pkg.applicationInfo.secondaryCpuAbi = abi; 6236 } else { 6237 pkg.applicationInfo.primaryCpuAbi = abi; 6238 } 6239 } 6240 } else { 6241 String[] abiList = (cpuAbiOverride != null) ? 6242 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 6243 6244 // Enable gross and lame hacks for apps that are built with old 6245 // SDK tools. We must scan their APKs for renderscript bitcode and 6246 // not launch them if it's present. Don't bother checking on devices 6247 // that don't have 64 bit support. 6248 boolean needsRenderScriptOverride = false; 6249 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 6250 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 6251 abiList = Build.SUPPORTED_32_BIT_ABIS; 6252 needsRenderScriptOverride = true; 6253 } 6254 6255 final int copyRet; 6256 if (isAsec) { 6257 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 6258 } else { 6259 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 6260 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 6261 } 6262 6263 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 6264 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 6265 "Error unpackaging native libs for app, errorCode=" + copyRet); 6266 } 6267 6268 if (copyRet >= 0) { 6269 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 6270 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 6271 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 6272 } else if (needsRenderScriptOverride) { 6273 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 6274 } 6275 } 6276 } catch (IOException ioe) { 6277 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 6278 } finally { 6279 IoUtils.closeQuietly(handle); 6280 } 6281 6282 // Now that we've calculated the ABIs and determined if it's an internal app, 6283 // we will go ahead and populate the nativeLibraryPath. 6284 setNativeLibraryPaths(pkg); 6285 6286 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 6287 final int[] userIds = sUserManager.getUserIds(); 6288 synchronized (mInstallLock) { 6289 // Create a native library symlink only if we have native libraries 6290 // and if the native libraries are 32 bit libraries. We do not provide 6291 // this symlink for 64 bit libraries. 6292 if (pkg.applicationInfo.primaryCpuAbi != null && 6293 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 6294 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 6295 for (int userId : userIds) { 6296 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 6297 nativeLibPath, userId) < 0) { 6298 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 6299 "Failed linking native library dir (user=" + userId + ")"); 6300 } 6301 } 6302 } 6303 } 6304 } 6305 6306 // This is a special case for the "system" package, where the ABI is 6307 // dictated by the zygote configuration (and init.rc). We should keep track 6308 // of this ABI so that we can deal with "normal" applications that run under 6309 // the same UID correctly. 6310 if (mPlatformPackage == pkg) { 6311 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 6312 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 6313 } 6314 6315 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6316 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6317 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 6318 // Copy the derived override back to the parsed package, so that we can 6319 // update the package settings accordingly. 6320 pkg.cpuAbiOverride = cpuAbiOverride; 6321 6322 if (DEBUG_ABI_SELECTION) { 6323 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 6324 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 6325 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 6326 } 6327 6328 // Push the derived path down into PackageSettings so we know what to 6329 // clean up at uninstall time. 6330 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 6331 6332 if (DEBUG_ABI_SELECTION) { 6333 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 6334 " primary=" + pkg.applicationInfo.primaryCpuAbi + 6335 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 6336 } 6337 6338 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 6339 // We don't do this here during boot because we can do it all 6340 // at once after scanning all existing packages. 6341 // 6342 // We also do this *before* we perform dexopt on this package, so that 6343 // we can avoid redundant dexopts, and also to make sure we've got the 6344 // code and package path correct. 6345 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 6346 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 6347 } 6348 6349 if ((scanFlags & SCAN_NO_DEX) == 0) { 6350 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instruction sets */, 6351 forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, false /* inclDependencies */); 6352 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6353 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 6354 } 6355 } 6356 if (mFactoryTest && pkg.requestedPermissions.contains( 6357 android.Manifest.permission.FACTORY_TEST)) { 6358 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 6359 } 6360 6361 ArrayList<PackageParser.Package> clientLibPkgs = null; 6362 6363 // writer 6364 synchronized (mPackages) { 6365 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 6366 // Only system apps can add new shared libraries. 6367 if (pkg.libraryNames != null) { 6368 for (int i=0; i<pkg.libraryNames.size(); i++) { 6369 String name = pkg.libraryNames.get(i); 6370 boolean allowed = false; 6371 if (pkg.isUpdatedSystemApp()) { 6372 // New library entries can only be added through the 6373 // system image. This is important to get rid of a lot 6374 // of nasty edge cases: for example if we allowed a non- 6375 // system update of the app to add a library, then uninstalling 6376 // the update would make the library go away, and assumptions 6377 // we made such as through app install filtering would now 6378 // have allowed apps on the device which aren't compatible 6379 // with it. Better to just have the restriction here, be 6380 // conservative, and create many fewer cases that can negatively 6381 // impact the user experience. 6382 final PackageSetting sysPs = mSettings 6383 .getDisabledSystemPkgLPr(pkg.packageName); 6384 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 6385 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 6386 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 6387 allowed = true; 6388 allowed = true; 6389 break; 6390 } 6391 } 6392 } 6393 } else { 6394 allowed = true; 6395 } 6396 if (allowed) { 6397 if (!mSharedLibraries.containsKey(name)) { 6398 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 6399 } else if (!name.equals(pkg.packageName)) { 6400 Slog.w(TAG, "Package " + pkg.packageName + " library " 6401 + name + " already exists; skipping"); 6402 } 6403 } else { 6404 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 6405 + name + " that is not declared on system image; skipping"); 6406 } 6407 } 6408 if ((scanFlags&SCAN_BOOTING) == 0) { 6409 // If we are not booting, we need to update any applications 6410 // that are clients of our shared library. If we are booting, 6411 // this will all be done once the scan is complete. 6412 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 6413 } 6414 } 6415 } 6416 } 6417 6418 // We also need to dexopt any apps that are dependent on this library. Note that 6419 // if these fail, we should abort the install since installing the library will 6420 // result in some apps being broken. 6421 if (clientLibPkgs != null) { 6422 if ((scanFlags & SCAN_NO_DEX) == 0) { 6423 for (int i = 0; i < clientLibPkgs.size(); i++) { 6424 PackageParser.Package clientPkg = clientLibPkgs.get(i); 6425 int result = mPackageDexOptimizer.performDexOpt(clientPkg, 6426 null /* instruction sets */, forceDex, 6427 (scanFlags & SCAN_DEFER_DEX) != 0, false); 6428 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6429 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 6430 "scanPackageLI failed to dexopt clientLibPkgs"); 6431 } 6432 } 6433 } 6434 } 6435 6436 // Request the ActivityManager to kill the process(only for existing packages) 6437 // so that we do not end up in a confused state while the user is still using the older 6438 // version of the application while the new one gets installed. 6439 if ((scanFlags & SCAN_REPLACING) != 0) { 6440 killApplication(pkg.applicationInfo.packageName, 6441 pkg.applicationInfo.uid, "update pkg"); 6442 } 6443 6444 // Also need to kill any apps that are dependent on the library. 6445 if (clientLibPkgs != null) { 6446 for (int i=0; i<clientLibPkgs.size(); i++) { 6447 PackageParser.Package clientPkg = clientLibPkgs.get(i); 6448 killApplication(clientPkg.applicationInfo.packageName, 6449 clientPkg.applicationInfo.uid, "update lib"); 6450 } 6451 } 6452 6453 // writer 6454 synchronized (mPackages) { 6455 // We don't expect installation to fail beyond this point 6456 6457 // Add the new setting to mSettings 6458 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 6459 // Add the new setting to mPackages 6460 mPackages.put(pkg.applicationInfo.packageName, pkg); 6461 // Make sure we don't accidentally delete its data. 6462 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 6463 while (iter.hasNext()) { 6464 PackageCleanItem item = iter.next(); 6465 if (pkgName.equals(item.packageName)) { 6466 iter.remove(); 6467 } 6468 } 6469 6470 // Take care of first install / last update times. 6471 if (currentTime != 0) { 6472 if (pkgSetting.firstInstallTime == 0) { 6473 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 6474 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 6475 pkgSetting.lastUpdateTime = currentTime; 6476 } 6477 } else if (pkgSetting.firstInstallTime == 0) { 6478 // We need *something*. Take time time stamp of the file. 6479 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 6480 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 6481 if (scanFileTime != pkgSetting.timeStamp) { 6482 // A package on the system image has changed; consider this 6483 // to be an update. 6484 pkgSetting.lastUpdateTime = scanFileTime; 6485 } 6486 } 6487 6488 // Add the package's KeySets to the global KeySetManagerService 6489 KeySetManagerService ksms = mSettings.mKeySetManagerService; 6490 try { 6491 ksms.addSigningKeySetToPackageLPw(pkg.packageName, pkg.mSigningKeys); 6492 if (pkg.mKeySetMapping != null) { 6493 ksms.addDefinedKeySetsToPackageLPw(pkg.packageName, pkg.mKeySetMapping); 6494 if (pkg.mUpgradeKeySets != null) { 6495 ksms.addUpgradeKeySetsToPackageLPw(pkg.packageName, pkg.mUpgradeKeySets); 6496 } 6497 } 6498 } catch (NullPointerException e) { 6499 Slog.e(TAG, "Could not add KeySet to " + pkg.packageName, e); 6500 } catch (IllegalArgumentException e) { 6501 Slog.e(TAG, "Could not add KeySet to malformed package" + pkg.packageName, e); 6502 } 6503 6504 int N = pkg.providers.size(); 6505 StringBuilder r = null; 6506 int i; 6507 for (i=0; i<N; i++) { 6508 PackageParser.Provider p = pkg.providers.get(i); 6509 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 6510 p.info.processName, pkg.applicationInfo.uid); 6511 mProviders.addProvider(p); 6512 p.syncable = p.info.isSyncable; 6513 if (p.info.authority != null) { 6514 String names[] = p.info.authority.split(";"); 6515 p.info.authority = null; 6516 for (int j = 0; j < names.length; j++) { 6517 if (j == 1 && p.syncable) { 6518 // We only want the first authority for a provider to possibly be 6519 // syncable, so if we already added this provider using a different 6520 // authority clear the syncable flag. We copy the provider before 6521 // changing it because the mProviders object contains a reference 6522 // to a provider that we don't want to change. 6523 // Only do this for the second authority since the resulting provider 6524 // object can be the same for all future authorities for this provider. 6525 p = new PackageParser.Provider(p); 6526 p.syncable = false; 6527 } 6528 if (!mProvidersByAuthority.containsKey(names[j])) { 6529 mProvidersByAuthority.put(names[j], p); 6530 if (p.info.authority == null) { 6531 p.info.authority = names[j]; 6532 } else { 6533 p.info.authority = p.info.authority + ";" + names[j]; 6534 } 6535 if (DEBUG_PACKAGE_SCANNING) { 6536 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6537 Log.d(TAG, "Registered content provider: " + names[j] 6538 + ", className = " + p.info.name + ", isSyncable = " 6539 + p.info.isSyncable); 6540 } 6541 } else { 6542 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6543 Slog.w(TAG, "Skipping provider name " + names[j] + 6544 " (in package " + pkg.applicationInfo.packageName + 6545 "): name already used by " 6546 + ((other != null && other.getComponentName() != null) 6547 ? other.getComponentName().getPackageName() : "?")); 6548 } 6549 } 6550 } 6551 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6552 if (r == null) { 6553 r = new StringBuilder(256); 6554 } else { 6555 r.append(' '); 6556 } 6557 r.append(p.info.name); 6558 } 6559 } 6560 if (r != null) { 6561 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 6562 } 6563 6564 N = pkg.services.size(); 6565 r = null; 6566 for (i=0; i<N; i++) { 6567 PackageParser.Service s = pkg.services.get(i); 6568 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 6569 s.info.processName, pkg.applicationInfo.uid); 6570 mServices.addService(s); 6571 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6572 if (r == null) { 6573 r = new StringBuilder(256); 6574 } else { 6575 r.append(' '); 6576 } 6577 r.append(s.info.name); 6578 } 6579 } 6580 if (r != null) { 6581 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 6582 } 6583 6584 N = pkg.receivers.size(); 6585 r = null; 6586 for (i=0; i<N; i++) { 6587 PackageParser.Activity a = pkg.receivers.get(i); 6588 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 6589 a.info.processName, pkg.applicationInfo.uid); 6590 mReceivers.addActivity(a, "receiver"); 6591 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6592 if (r == null) { 6593 r = new StringBuilder(256); 6594 } else { 6595 r.append(' '); 6596 } 6597 r.append(a.info.name); 6598 } 6599 } 6600 if (r != null) { 6601 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 6602 } 6603 6604 N = pkg.activities.size(); 6605 r = null; 6606 for (i=0; i<N; i++) { 6607 PackageParser.Activity a = pkg.activities.get(i); 6608 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 6609 a.info.processName, pkg.applicationInfo.uid); 6610 mActivities.addActivity(a, "activity"); 6611 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6612 if (r == null) { 6613 r = new StringBuilder(256); 6614 } else { 6615 r.append(' '); 6616 } 6617 r.append(a.info.name); 6618 } 6619 } 6620 if (r != null) { 6621 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 6622 } 6623 6624 N = pkg.permissionGroups.size(); 6625 r = null; 6626 for (i=0; i<N; i++) { 6627 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 6628 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 6629 if (cur == null) { 6630 mPermissionGroups.put(pg.info.name, pg); 6631 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6632 if (r == null) { 6633 r = new StringBuilder(256); 6634 } else { 6635 r.append(' '); 6636 } 6637 r.append(pg.info.name); 6638 } 6639 } else { 6640 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 6641 + pg.info.packageName + " ignored: original from " 6642 + cur.info.packageName); 6643 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6644 if (r == null) { 6645 r = new StringBuilder(256); 6646 } else { 6647 r.append(' '); 6648 } 6649 r.append("DUP:"); 6650 r.append(pg.info.name); 6651 } 6652 } 6653 } 6654 if (r != null) { 6655 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 6656 } 6657 6658 N = pkg.permissions.size(); 6659 r = null; 6660 for (i=0; i<N; i++) { 6661 PackageParser.Permission p = pkg.permissions.get(i); 6662 6663 // Now that permission groups have a special meaning, we ignore permission 6664 // groups for legacy apps to prevent unexpected behavior. In particular, 6665 // permissions for one app being granted to someone just becuase they happen 6666 // to be in a group defined by another app (before this had no implications). 6667 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 6668 p.group = mPermissionGroups.get(p.info.group); 6669 // Warn for a permission in an unknown group. 6670 if (p.info.group != null && p.group == null) { 6671 Slog.w(TAG, "Permission " + p.info.name + " from package " 6672 + p.info.packageName + " in an unknown group " + p.info.group); 6673 } 6674 } 6675 6676 ArrayMap<String, BasePermission> permissionMap = 6677 p.tree ? mSettings.mPermissionTrees 6678 : mSettings.mPermissions; 6679 BasePermission bp = permissionMap.get(p.info.name); 6680 6681 // Allow system apps to redefine non-system permissions 6682 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 6683 final boolean currentOwnerIsSystem = (bp.perm != null 6684 && isSystemApp(bp.perm.owner)); 6685 if (isSystemApp(p.owner)) { 6686 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 6687 // It's a built-in permission and no owner, take ownership now 6688 bp.packageSetting = pkgSetting; 6689 bp.perm = p; 6690 bp.uid = pkg.applicationInfo.uid; 6691 bp.sourcePackage = p.info.packageName; 6692 } else if (!currentOwnerIsSystem) { 6693 String msg = "New decl " + p.owner + " of permission " 6694 + p.info.name + " is system; overriding " + bp.sourcePackage; 6695 reportSettingsProblem(Log.WARN, msg); 6696 bp = null; 6697 } 6698 } 6699 } 6700 6701 if (bp == null) { 6702 bp = new BasePermission(p.info.name, p.info.packageName, 6703 BasePermission.TYPE_NORMAL); 6704 permissionMap.put(p.info.name, bp); 6705 } 6706 6707 if (bp.perm == null) { 6708 if (bp.sourcePackage == null 6709 || bp.sourcePackage.equals(p.info.packageName)) { 6710 BasePermission tree = findPermissionTreeLP(p.info.name); 6711 if (tree == null 6712 || tree.sourcePackage.equals(p.info.packageName)) { 6713 bp.packageSetting = pkgSetting; 6714 bp.perm = p; 6715 bp.uid = pkg.applicationInfo.uid; 6716 bp.sourcePackage = p.info.packageName; 6717 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6718 if (r == null) { 6719 r = new StringBuilder(256); 6720 } else { 6721 r.append(' '); 6722 } 6723 r.append(p.info.name); 6724 } 6725 } else { 6726 Slog.w(TAG, "Permission " + p.info.name + " from package " 6727 + p.info.packageName + " ignored: base tree " 6728 + tree.name + " is from package " 6729 + tree.sourcePackage); 6730 } 6731 } else { 6732 Slog.w(TAG, "Permission " + p.info.name + " from package " 6733 + p.info.packageName + " ignored: original from " 6734 + bp.sourcePackage); 6735 } 6736 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6737 if (r == null) { 6738 r = new StringBuilder(256); 6739 } else { 6740 r.append(' '); 6741 } 6742 r.append("DUP:"); 6743 r.append(p.info.name); 6744 } 6745 if (bp.perm == p) { 6746 bp.protectionLevel = p.info.protectionLevel; 6747 } 6748 } 6749 6750 if (r != null) { 6751 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 6752 } 6753 6754 N = pkg.instrumentation.size(); 6755 r = null; 6756 for (i=0; i<N; i++) { 6757 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 6758 a.info.packageName = pkg.applicationInfo.packageName; 6759 a.info.sourceDir = pkg.applicationInfo.sourceDir; 6760 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 6761 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 6762 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 6763 a.info.dataDir = pkg.applicationInfo.dataDir; 6764 6765 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 6766 // need other information about the application, like the ABI and what not ? 6767 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 6768 mInstrumentation.put(a.getComponentName(), a); 6769 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6770 if (r == null) { 6771 r = new StringBuilder(256); 6772 } else { 6773 r.append(' '); 6774 } 6775 r.append(a.info.name); 6776 } 6777 } 6778 if (r != null) { 6779 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 6780 } 6781 6782 if (pkg.protectedBroadcasts != null) { 6783 N = pkg.protectedBroadcasts.size(); 6784 for (i=0; i<N; i++) { 6785 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 6786 } 6787 } 6788 6789 pkgSetting.setTimeStamp(scanFileTime); 6790 6791 // Create idmap files for pairs of (packages, overlay packages). 6792 // Note: "android", ie framework-res.apk, is handled by native layers. 6793 if (pkg.mOverlayTarget != null) { 6794 // This is an overlay package. 6795 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 6796 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 6797 mOverlays.put(pkg.mOverlayTarget, 6798 new ArrayMap<String, PackageParser.Package>()); 6799 } 6800 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 6801 map.put(pkg.packageName, pkg); 6802 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 6803 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 6804 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6805 "scanPackageLI failed to createIdmap"); 6806 } 6807 } 6808 } else if (mOverlays.containsKey(pkg.packageName) && 6809 !pkg.packageName.equals("android")) { 6810 // This is a regular package, with one or more known overlay packages. 6811 createIdmapsForPackageLI(pkg); 6812 } 6813 } 6814 6815 return pkg; 6816 } 6817 6818 /** 6819 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 6820 * i.e, so that all packages can be run inside a single process if required. 6821 * 6822 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 6823 * this function will either try and make the ABI for all packages in {@code packagesForUser} 6824 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 6825 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 6826 * updating a package that belongs to a shared user. 6827 * 6828 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 6829 * adds unnecessary complexity. 6830 */ 6831 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 6832 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 6833 String requiredInstructionSet = null; 6834 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 6835 requiredInstructionSet = VMRuntime.getInstructionSet( 6836 scannedPackage.applicationInfo.primaryCpuAbi); 6837 } 6838 6839 PackageSetting requirer = null; 6840 for (PackageSetting ps : packagesForUser) { 6841 // If packagesForUser contains scannedPackage, we skip it. This will happen 6842 // when scannedPackage is an update of an existing package. Without this check, 6843 // we will never be able to change the ABI of any package belonging to a shared 6844 // user, even if it's compatible with other packages. 6845 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 6846 if (ps.primaryCpuAbiString == null) { 6847 continue; 6848 } 6849 6850 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 6851 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 6852 // We have a mismatch between instruction sets (say arm vs arm64) warn about 6853 // this but there's not much we can do. 6854 String errorMessage = "Instruction set mismatch, " 6855 + ((requirer == null) ? "[caller]" : requirer) 6856 + " requires " + requiredInstructionSet + " whereas " + ps 6857 + " requires " + instructionSet; 6858 Slog.w(TAG, errorMessage); 6859 } 6860 6861 if (requiredInstructionSet == null) { 6862 requiredInstructionSet = instructionSet; 6863 requirer = ps; 6864 } 6865 } 6866 } 6867 6868 if (requiredInstructionSet != null) { 6869 String adjustedAbi; 6870 if (requirer != null) { 6871 // requirer != null implies that either scannedPackage was null or that scannedPackage 6872 // did not require an ABI, in which case we have to adjust scannedPackage to match 6873 // the ABI of the set (which is the same as requirer's ABI) 6874 adjustedAbi = requirer.primaryCpuAbiString; 6875 if (scannedPackage != null) { 6876 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 6877 } 6878 } else { 6879 // requirer == null implies that we're updating all ABIs in the set to 6880 // match scannedPackage. 6881 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 6882 } 6883 6884 for (PackageSetting ps : packagesForUser) { 6885 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 6886 if (ps.primaryCpuAbiString != null) { 6887 continue; 6888 } 6889 6890 ps.primaryCpuAbiString = adjustedAbi; 6891 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 6892 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 6893 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 6894 6895 int result = mPackageDexOptimizer.performDexOpt(ps.pkg, 6896 null /* instruction sets */, forceDexOpt, deferDexOpt, true); 6897 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6898 ps.primaryCpuAbiString = null; 6899 ps.pkg.applicationInfo.primaryCpuAbi = null; 6900 return; 6901 } else { 6902 mInstaller.rmdex(ps.codePathString, 6903 getDexCodeInstructionSet(getPreferredInstructionSet())); 6904 } 6905 } 6906 } 6907 } 6908 } 6909 } 6910 6911 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 6912 synchronized (mPackages) { 6913 mResolverReplaced = true; 6914 // Set up information for custom user intent resolution activity. 6915 mResolveActivity.applicationInfo = pkg.applicationInfo; 6916 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 6917 mResolveActivity.packageName = pkg.applicationInfo.packageName; 6918 mResolveActivity.processName = pkg.applicationInfo.packageName; 6919 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6920 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 6921 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 6922 mResolveActivity.theme = 0; 6923 mResolveActivity.exported = true; 6924 mResolveActivity.enabled = true; 6925 mResolveInfo.activityInfo = mResolveActivity; 6926 mResolveInfo.priority = 0; 6927 mResolveInfo.preferredOrder = 0; 6928 mResolveInfo.match = 0; 6929 mResolveComponentName = mCustomResolverComponentName; 6930 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 6931 mResolveComponentName); 6932 } 6933 } 6934 6935 private static String calculateBundledApkRoot(final String codePathString) { 6936 final File codePath = new File(codePathString); 6937 final File codeRoot; 6938 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 6939 codeRoot = Environment.getRootDirectory(); 6940 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 6941 codeRoot = Environment.getOemDirectory(); 6942 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 6943 codeRoot = Environment.getVendorDirectory(); 6944 } else { 6945 // Unrecognized code path; take its top real segment as the apk root: 6946 // e.g. /something/app/blah.apk => /something 6947 try { 6948 File f = codePath.getCanonicalFile(); 6949 File parent = f.getParentFile(); // non-null because codePath is a file 6950 File tmp; 6951 while ((tmp = parent.getParentFile()) != null) { 6952 f = parent; 6953 parent = tmp; 6954 } 6955 codeRoot = f; 6956 Slog.w(TAG, "Unrecognized code path " 6957 + codePath + " - using " + codeRoot); 6958 } catch (IOException e) { 6959 // Can't canonicalize the code path -- shenanigans? 6960 Slog.w(TAG, "Can't canonicalize code path " + codePath); 6961 return Environment.getRootDirectory().getPath(); 6962 } 6963 } 6964 return codeRoot.getPath(); 6965 } 6966 6967 /** 6968 * Derive and set the location of native libraries for the given package, 6969 * which varies depending on where and how the package was installed. 6970 */ 6971 private void setNativeLibraryPaths(PackageParser.Package pkg) { 6972 final ApplicationInfo info = pkg.applicationInfo; 6973 final String codePath = pkg.codePath; 6974 final File codeFile = new File(codePath); 6975 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 6976 final boolean asecApp = info.isForwardLocked() || isExternal(info); 6977 6978 info.nativeLibraryRootDir = null; 6979 info.nativeLibraryRootRequiresIsa = false; 6980 info.nativeLibraryDir = null; 6981 info.secondaryNativeLibraryDir = null; 6982 6983 if (isApkFile(codeFile)) { 6984 // Monolithic install 6985 if (bundledApp) { 6986 // If "/system/lib64/apkname" exists, assume that is the per-package 6987 // native library directory to use; otherwise use "/system/lib/apkname". 6988 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 6989 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 6990 getPrimaryInstructionSet(info)); 6991 6992 // This is a bundled system app so choose the path based on the ABI. 6993 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 6994 // is just the default path. 6995 final String apkName = deriveCodePathName(codePath); 6996 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 6997 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 6998 apkName).getAbsolutePath(); 6999 7000 if (info.secondaryCpuAbi != null) { 7001 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 7002 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 7003 secondaryLibDir, apkName).getAbsolutePath(); 7004 } 7005 } else if (asecApp) { 7006 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 7007 .getAbsolutePath(); 7008 } else { 7009 final String apkName = deriveCodePathName(codePath); 7010 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 7011 .getAbsolutePath(); 7012 } 7013 7014 info.nativeLibraryRootRequiresIsa = false; 7015 info.nativeLibraryDir = info.nativeLibraryRootDir; 7016 } else { 7017 // Cluster install 7018 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 7019 info.nativeLibraryRootRequiresIsa = true; 7020 7021 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 7022 getPrimaryInstructionSet(info)).getAbsolutePath(); 7023 7024 if (info.secondaryCpuAbi != null) { 7025 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 7026 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 7027 } 7028 } 7029 } 7030 7031 /** 7032 * Calculate the abis and roots for a bundled app. These can uniquely 7033 * be determined from the contents of the system partition, i.e whether 7034 * it contains 64 or 32 bit shared libraries etc. We do not validate any 7035 * of this information, and instead assume that the system was built 7036 * sensibly. 7037 */ 7038 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 7039 PackageSetting pkgSetting) { 7040 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 7041 7042 // If "/system/lib64/apkname" exists, assume that is the per-package 7043 // native library directory to use; otherwise use "/system/lib/apkname". 7044 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 7045 setBundledAppAbi(pkg, apkRoot, apkName); 7046 // pkgSetting might be null during rescan following uninstall of updates 7047 // to a bundled app, so accommodate that possibility. The settings in 7048 // that case will be established later from the parsed package. 7049 // 7050 // If the settings aren't null, sync them up with what we've just derived. 7051 // note that apkRoot isn't stored in the package settings. 7052 if (pkgSetting != null) { 7053 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7054 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7055 } 7056 } 7057 7058 /** 7059 * Deduces the ABI of a bundled app and sets the relevant fields on the 7060 * parsed pkg object. 7061 * 7062 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 7063 * under which system libraries are installed. 7064 * @param apkName the name of the installed package. 7065 */ 7066 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 7067 final File codeFile = new File(pkg.codePath); 7068 7069 final boolean has64BitLibs; 7070 final boolean has32BitLibs; 7071 if (isApkFile(codeFile)) { 7072 // Monolithic install 7073 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 7074 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 7075 } else { 7076 // Cluster install 7077 final File rootDir = new File(codeFile, LIB_DIR_NAME); 7078 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 7079 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 7080 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 7081 has64BitLibs = (new File(rootDir, isa)).exists(); 7082 } else { 7083 has64BitLibs = false; 7084 } 7085 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 7086 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 7087 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 7088 has32BitLibs = (new File(rootDir, isa)).exists(); 7089 } else { 7090 has32BitLibs = false; 7091 } 7092 } 7093 7094 if (has64BitLibs && !has32BitLibs) { 7095 // The package has 64 bit libs, but not 32 bit libs. Its primary 7096 // ABI should be 64 bit. We can safely assume here that the bundled 7097 // native libraries correspond to the most preferred ABI in the list. 7098 7099 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7100 pkg.applicationInfo.secondaryCpuAbi = null; 7101 } else if (has32BitLibs && !has64BitLibs) { 7102 // The package has 32 bit libs but not 64 bit libs. Its primary 7103 // ABI should be 32 bit. 7104 7105 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7106 pkg.applicationInfo.secondaryCpuAbi = null; 7107 } else if (has32BitLibs && has64BitLibs) { 7108 // The application has both 64 and 32 bit bundled libraries. We check 7109 // here that the app declares multiArch support, and warn if it doesn't. 7110 // 7111 // We will be lenient here and record both ABIs. The primary will be the 7112 // ABI that's higher on the list, i.e, a device that's configured to prefer 7113 // 64 bit apps will see a 64 bit primary ABI, 7114 7115 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 7116 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 7117 } 7118 7119 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 7120 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7121 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7122 } else { 7123 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7124 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7125 } 7126 } else { 7127 pkg.applicationInfo.primaryCpuAbi = null; 7128 pkg.applicationInfo.secondaryCpuAbi = null; 7129 } 7130 } 7131 7132 private void killApplication(String pkgName, int appId, String reason) { 7133 // Request the ActivityManager to kill the process(only for existing packages) 7134 // so that we do not end up in a confused state while the user is still using the older 7135 // version of the application while the new one gets installed. 7136 IActivityManager am = ActivityManagerNative.getDefault(); 7137 if (am != null) { 7138 try { 7139 am.killApplicationWithAppId(pkgName, appId, reason); 7140 } catch (RemoteException e) { 7141 } 7142 } 7143 } 7144 7145 void removePackageLI(PackageSetting ps, boolean chatty) { 7146 if (DEBUG_INSTALL) { 7147 if (chatty) 7148 Log.d(TAG, "Removing package " + ps.name); 7149 } 7150 7151 // writer 7152 synchronized (mPackages) { 7153 mPackages.remove(ps.name); 7154 final PackageParser.Package pkg = ps.pkg; 7155 if (pkg != null) { 7156 cleanPackageDataStructuresLILPw(pkg, chatty); 7157 } 7158 } 7159 } 7160 7161 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 7162 if (DEBUG_INSTALL) { 7163 if (chatty) 7164 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 7165 } 7166 7167 // writer 7168 synchronized (mPackages) { 7169 mPackages.remove(pkg.applicationInfo.packageName); 7170 cleanPackageDataStructuresLILPw(pkg, chatty); 7171 } 7172 } 7173 7174 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 7175 int N = pkg.providers.size(); 7176 StringBuilder r = null; 7177 int i; 7178 for (i=0; i<N; i++) { 7179 PackageParser.Provider p = pkg.providers.get(i); 7180 mProviders.removeProvider(p); 7181 if (p.info.authority == null) { 7182 7183 /* There was another ContentProvider with this authority when 7184 * this app was installed so this authority is null, 7185 * Ignore it as we don't have to unregister the provider. 7186 */ 7187 continue; 7188 } 7189 String names[] = p.info.authority.split(";"); 7190 for (int j = 0; j < names.length; j++) { 7191 if (mProvidersByAuthority.get(names[j]) == p) { 7192 mProvidersByAuthority.remove(names[j]); 7193 if (DEBUG_REMOVE) { 7194 if (chatty) 7195 Log.d(TAG, "Unregistered content provider: " + names[j] 7196 + ", className = " + p.info.name + ", isSyncable = " 7197 + p.info.isSyncable); 7198 } 7199 } 7200 } 7201 if (DEBUG_REMOVE && chatty) { 7202 if (r == null) { 7203 r = new StringBuilder(256); 7204 } else { 7205 r.append(' '); 7206 } 7207 r.append(p.info.name); 7208 } 7209 } 7210 if (r != null) { 7211 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 7212 } 7213 7214 N = pkg.services.size(); 7215 r = null; 7216 for (i=0; i<N; i++) { 7217 PackageParser.Service s = pkg.services.get(i); 7218 mServices.removeService(s); 7219 if (chatty) { 7220 if (r == null) { 7221 r = new StringBuilder(256); 7222 } else { 7223 r.append(' '); 7224 } 7225 r.append(s.info.name); 7226 } 7227 } 7228 if (r != null) { 7229 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 7230 } 7231 7232 N = pkg.receivers.size(); 7233 r = null; 7234 for (i=0; i<N; i++) { 7235 PackageParser.Activity a = pkg.receivers.get(i); 7236 mReceivers.removeActivity(a, "receiver"); 7237 if (DEBUG_REMOVE && chatty) { 7238 if (r == null) { 7239 r = new StringBuilder(256); 7240 } else { 7241 r.append(' '); 7242 } 7243 r.append(a.info.name); 7244 } 7245 } 7246 if (r != null) { 7247 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 7248 } 7249 7250 N = pkg.activities.size(); 7251 r = null; 7252 for (i=0; i<N; i++) { 7253 PackageParser.Activity a = pkg.activities.get(i); 7254 mActivities.removeActivity(a, "activity"); 7255 if (DEBUG_REMOVE && chatty) { 7256 if (r == null) { 7257 r = new StringBuilder(256); 7258 } else { 7259 r.append(' '); 7260 } 7261 r.append(a.info.name); 7262 } 7263 } 7264 if (r != null) { 7265 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 7266 } 7267 7268 N = pkg.permissions.size(); 7269 r = null; 7270 for (i=0; i<N; i++) { 7271 PackageParser.Permission p = pkg.permissions.get(i); 7272 BasePermission bp = mSettings.mPermissions.get(p.info.name); 7273 if (bp == null) { 7274 bp = mSettings.mPermissionTrees.get(p.info.name); 7275 } 7276 if (bp != null && bp.perm == p) { 7277 bp.perm = null; 7278 if (DEBUG_REMOVE && chatty) { 7279 if (r == null) { 7280 r = new StringBuilder(256); 7281 } else { 7282 r.append(' '); 7283 } 7284 r.append(p.info.name); 7285 } 7286 } 7287 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7288 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 7289 if (appOpPerms != null) { 7290 appOpPerms.remove(pkg.packageName); 7291 } 7292 } 7293 } 7294 if (r != null) { 7295 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 7296 } 7297 7298 N = pkg.requestedPermissions.size(); 7299 r = null; 7300 for (i=0; i<N; i++) { 7301 String perm = pkg.requestedPermissions.get(i); 7302 BasePermission bp = mSettings.mPermissions.get(perm); 7303 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7304 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 7305 if (appOpPerms != null) { 7306 appOpPerms.remove(pkg.packageName); 7307 if (appOpPerms.isEmpty()) { 7308 mAppOpPermissionPackages.remove(perm); 7309 } 7310 } 7311 } 7312 } 7313 if (r != null) { 7314 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 7315 } 7316 7317 N = pkg.instrumentation.size(); 7318 r = null; 7319 for (i=0; i<N; i++) { 7320 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7321 mInstrumentation.remove(a.getComponentName()); 7322 if (DEBUG_REMOVE && chatty) { 7323 if (r == null) { 7324 r = new StringBuilder(256); 7325 } else { 7326 r.append(' '); 7327 } 7328 r.append(a.info.name); 7329 } 7330 } 7331 if (r != null) { 7332 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 7333 } 7334 7335 r = null; 7336 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7337 // Only system apps can hold shared libraries. 7338 if (pkg.libraryNames != null) { 7339 for (i=0; i<pkg.libraryNames.size(); i++) { 7340 String name = pkg.libraryNames.get(i); 7341 SharedLibraryEntry cur = mSharedLibraries.get(name); 7342 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 7343 mSharedLibraries.remove(name); 7344 if (DEBUG_REMOVE && chatty) { 7345 if (r == null) { 7346 r = new StringBuilder(256); 7347 } else { 7348 r.append(' '); 7349 } 7350 r.append(name); 7351 } 7352 } 7353 } 7354 } 7355 } 7356 if (r != null) { 7357 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 7358 } 7359 } 7360 7361 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 7362 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 7363 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 7364 return true; 7365 } 7366 } 7367 return false; 7368 } 7369 7370 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 7371 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 7372 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 7373 7374 private void updatePermissionsLPw(String changingPkg, 7375 PackageParser.Package pkgInfo, int flags) { 7376 // Make sure there are no dangling permission trees. 7377 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 7378 while (it.hasNext()) { 7379 final BasePermission bp = it.next(); 7380 if (bp.packageSetting == null) { 7381 // We may not yet have parsed the package, so just see if 7382 // we still know about its settings. 7383 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 7384 } 7385 if (bp.packageSetting == null) { 7386 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 7387 + " from package " + bp.sourcePackage); 7388 it.remove(); 7389 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 7390 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 7391 Slog.i(TAG, "Removing old permission tree: " + bp.name 7392 + " from package " + bp.sourcePackage); 7393 flags |= UPDATE_PERMISSIONS_ALL; 7394 it.remove(); 7395 } 7396 } 7397 } 7398 7399 // Make sure all dynamic permissions have been assigned to a package, 7400 // and make sure there are no dangling permissions. 7401 it = mSettings.mPermissions.values().iterator(); 7402 while (it.hasNext()) { 7403 final BasePermission bp = it.next(); 7404 if (bp.type == BasePermission.TYPE_DYNAMIC) { 7405 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 7406 + bp.name + " pkg=" + bp.sourcePackage 7407 + " info=" + bp.pendingInfo); 7408 if (bp.packageSetting == null && bp.pendingInfo != null) { 7409 final BasePermission tree = findPermissionTreeLP(bp.name); 7410 if (tree != null && tree.perm != null) { 7411 bp.packageSetting = tree.packageSetting; 7412 bp.perm = new PackageParser.Permission(tree.perm.owner, 7413 new PermissionInfo(bp.pendingInfo)); 7414 bp.perm.info.packageName = tree.perm.info.packageName; 7415 bp.perm.info.name = bp.name; 7416 bp.uid = tree.uid; 7417 } 7418 } 7419 } 7420 if (bp.packageSetting == null) { 7421 // We may not yet have parsed the package, so just see if 7422 // we still know about its settings. 7423 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 7424 } 7425 if (bp.packageSetting == null) { 7426 Slog.w(TAG, "Removing dangling permission: " + bp.name 7427 + " from package " + bp.sourcePackage); 7428 it.remove(); 7429 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 7430 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 7431 Slog.i(TAG, "Removing old permission: " + bp.name 7432 + " from package " + bp.sourcePackage); 7433 flags |= UPDATE_PERMISSIONS_ALL; 7434 it.remove(); 7435 } 7436 } 7437 } 7438 7439 // Now update the permissions for all packages, in particular 7440 // replace the granted permissions of the system packages. 7441 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 7442 for (PackageParser.Package pkg : mPackages.values()) { 7443 if (pkg != pkgInfo) { 7444 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0, 7445 changingPkg); 7446 } 7447 } 7448 } 7449 7450 if (pkgInfo != null) { 7451 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0, changingPkg); 7452 } 7453 } 7454 7455 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 7456 String packageOfInterest) { 7457 // IMPORTANT: There are two types of permissions: install and runtime. 7458 // Install time permissions are granted when the app is installed to 7459 // all device users and users added in the future. Runtime permissions 7460 // are granted at runtime explicitly to specific users. Normal and signature 7461 // protected permissions are install time permissions. Dangerous permissions 7462 // are install permissions if the app's target SDK is Lollipop MR1 or older, 7463 // otherwise they are runtime permissions. This function does not manage 7464 // runtime permissions except for the case an app targeting Lollipop MR1 7465 // being upgraded to target a newer SDK, in which case dangerous permissions 7466 // are transformed from install time to runtime ones. 7467 7468 final PackageSetting ps = (PackageSetting) pkg.mExtras; 7469 if (ps == null) { 7470 return; 7471 } 7472 7473 PermissionsState permissionsState = ps.getPermissionsState(); 7474 PermissionsState origPermissions = permissionsState; 7475 7476 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 7477 7478 int[] upgradeUserIds = PermissionsState.USERS_NONE; 7479 int[] changedRuntimePermissionUserIds = PermissionsState.USERS_NONE; 7480 7481 boolean changedInstallPermission = false; 7482 7483 if (replace) { 7484 ps.installPermissionsFixed = false; 7485 if (!ps.isSharedUser()) { 7486 origPermissions = new PermissionsState(permissionsState); 7487 permissionsState.reset(); 7488 } 7489 } 7490 7491 permissionsState.setGlobalGids(mGlobalGids); 7492 7493 final int N = pkg.requestedPermissions.size(); 7494 for (int i=0; i<N; i++) { 7495 final String name = pkg.requestedPermissions.get(i); 7496 final BasePermission bp = mSettings.mPermissions.get(name); 7497 7498 if (DEBUG_INSTALL) { 7499 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 7500 } 7501 7502 if (bp == null || bp.packageSetting == null) { 7503 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 7504 Slog.w(TAG, "Unknown permission " + name 7505 + " in package " + pkg.packageName); 7506 } 7507 continue; 7508 } 7509 7510 final String perm = bp.name; 7511 boolean allowedSig = false; 7512 int grant = GRANT_DENIED; 7513 7514 // Keep track of app op permissions. 7515 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7516 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 7517 if (pkgs == null) { 7518 pkgs = new ArraySet<>(); 7519 mAppOpPermissionPackages.put(bp.name, pkgs); 7520 } 7521 pkgs.add(pkg.packageName); 7522 } 7523 7524 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 7525 switch (level) { 7526 case PermissionInfo.PROTECTION_NORMAL: { 7527 // For all apps normal permissions are install time ones. 7528 grant = GRANT_INSTALL; 7529 } break; 7530 7531 case PermissionInfo.PROTECTION_DANGEROUS: { 7532 if (!RUNTIME_PERMISSIONS_ENABLED 7533 || pkg.applicationInfo.targetSdkVersion 7534 <= Build.VERSION_CODES.LOLLIPOP_MR1) { 7535 // For legacy apps dangerous permissions are install time ones. 7536 grant = GRANT_INSTALL; 7537 } else if (ps.isSystem()) { 7538 final int[] updatedUserIds = ps.getPermissionsUpdatedForUserIds(); 7539 if (origPermissions.hasInstallPermission(bp.name)) { 7540 // If a system app had an install permission, then the app was 7541 // upgraded and we grant the permissions as runtime to all users. 7542 grant = GRANT_UPGRADE; 7543 upgradeUserIds = currentUserIds; 7544 } else if (!Arrays.equals(updatedUserIds, currentUserIds)) { 7545 // If users changed since the last permissions update for a 7546 // system app, we grant the permission as runtime to the new users. 7547 grant = GRANT_UPGRADE; 7548 upgradeUserIds = currentUserIds; 7549 for (int userId : updatedUserIds) { 7550 upgradeUserIds = ArrayUtils.removeInt(upgradeUserIds, userId); 7551 } 7552 } else { 7553 // Otherwise, we grant the permission as runtime if the app 7554 // already had it, i.e. we preserve runtime permissions. 7555 grant = GRANT_RUNTIME; 7556 } 7557 } else if (origPermissions.hasInstallPermission(bp.name)) { 7558 // For legacy apps that became modern, install becomes runtime. 7559 grant = GRANT_UPGRADE; 7560 upgradeUserIds = currentUserIds; 7561 } else if (replace) { 7562 // For upgraded modern apps keep runtime permissions unchanged. 7563 grant = GRANT_RUNTIME; 7564 } 7565 } break; 7566 7567 case PermissionInfo.PROTECTION_SIGNATURE: { 7568 // For all apps signature permissions are install time ones. 7569 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 7570 if (allowedSig) { 7571 grant = GRANT_INSTALL; 7572 } 7573 } break; 7574 } 7575 7576 if (DEBUG_INSTALL) { 7577 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 7578 } 7579 7580 if (grant != GRANT_DENIED) { 7581 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 7582 // If this is an existing, non-system package, then 7583 // we can't add any new permissions to it. 7584 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 7585 // Except... if this is a permission that was added 7586 // to the platform (note: need to only do this when 7587 // updating the platform). 7588 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 7589 grant = GRANT_DENIED; 7590 } 7591 } 7592 } 7593 7594 switch (grant) { 7595 case GRANT_INSTALL: { 7596 // Grant an install permission. 7597 if (permissionsState.grantInstallPermission(bp) != 7598 PermissionsState.PERMISSION_OPERATION_FAILURE) { 7599 changedInstallPermission = true; 7600 } 7601 } break; 7602 7603 case GRANT_RUNTIME: { 7604 // Grant previously granted runtime permissions. 7605 for (int userId : UserManagerService.getInstance().getUserIds()) { 7606 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 7607 if (permissionsState.grantRuntimePermission(bp, userId) == 7608 PermissionsState.PERMISSION_OPERATION_FAILURE) { 7609 // If we cannot put the permission as it was, we have to write. 7610 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 7611 changedRuntimePermissionUserIds, userId); 7612 } 7613 } 7614 } 7615 } break; 7616 7617 case GRANT_UPGRADE: { 7618 // Grant runtime permissions for a previously held install permission. 7619 permissionsState.revokeInstallPermission(bp); 7620 for (int userId : upgradeUserIds) { 7621 if (permissionsState.grantRuntimePermission(bp, userId) != 7622 PermissionsState.PERMISSION_OPERATION_FAILURE) { 7623 // If we granted the permission, we have to write. 7624 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 7625 changedRuntimePermissionUserIds, userId); 7626 } 7627 } 7628 } break; 7629 7630 default: { 7631 if (packageOfInterest == null 7632 || packageOfInterest.equals(pkg.packageName)) { 7633 Slog.w(TAG, "Not granting permission " + perm 7634 + " to package " + pkg.packageName 7635 + " because it was previously installed without"); 7636 } 7637 } break; 7638 } 7639 } else { 7640 if (permissionsState.revokeInstallPermission(bp) != 7641 PermissionsState.PERMISSION_OPERATION_FAILURE) { 7642 changedInstallPermission = true; 7643 Slog.i(TAG, "Un-granting permission " + perm 7644 + " from package " + pkg.packageName 7645 + " (protectionLevel=" + bp.protectionLevel 7646 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 7647 + ")"); 7648 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 7649 // Don't print warning for app op permissions, since it is fine for them 7650 // not to be granted, there is a UI for the user to decide. 7651 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 7652 Slog.w(TAG, "Not granting permission " + perm 7653 + " to package " + pkg.packageName 7654 + " (protectionLevel=" + bp.protectionLevel 7655 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 7656 + ")"); 7657 } 7658 } 7659 } 7660 } 7661 7662 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 7663 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 7664 // This is the first that we have heard about this package, so the 7665 // permissions we have now selected are fixed until explicitly 7666 // changed. 7667 ps.installPermissionsFixed = true; 7668 } 7669 7670 ps.setPermissionsUpdatedForUserIds(currentUserIds); 7671 7672 // Persist the runtime permissions state for users with changes. 7673 if (RUNTIME_PERMISSIONS_ENABLED) { 7674 for (int userId : changedRuntimePermissionUserIds) { 7675 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 7676 } 7677 } 7678 } 7679 7680 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 7681 boolean allowed = false; 7682 final int NP = PackageParser.NEW_PERMISSIONS.length; 7683 for (int ip=0; ip<NP; ip++) { 7684 final PackageParser.NewPermissionInfo npi 7685 = PackageParser.NEW_PERMISSIONS[ip]; 7686 if (npi.name.equals(perm) 7687 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 7688 allowed = true; 7689 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 7690 + pkg.packageName); 7691 break; 7692 } 7693 } 7694 return allowed; 7695 } 7696 7697 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 7698 BasePermission bp, PermissionsState origPermissions) { 7699 boolean allowed; 7700 allowed = (compareSignatures( 7701 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 7702 == PackageManager.SIGNATURE_MATCH) 7703 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 7704 == PackageManager.SIGNATURE_MATCH); 7705 if (!allowed && (bp.protectionLevel 7706 & PermissionInfo.PROTECTION_FLAG_SYSTEM) != 0) { 7707 if (isSystemApp(pkg)) { 7708 // For updated system applications, a system permission 7709 // is granted only if it had been defined by the original application. 7710 if (pkg.isUpdatedSystemApp()) { 7711 final PackageSetting sysPs = mSettings 7712 .getDisabledSystemPkgLPr(pkg.packageName); 7713 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 7714 // If the original was granted this permission, we take 7715 // that grant decision as read and propagate it to the 7716 // update. 7717 if (sysPs.isPrivileged()) { 7718 allowed = true; 7719 } 7720 } else { 7721 // The system apk may have been updated with an older 7722 // version of the one on the data partition, but which 7723 // granted a new system permission that it didn't have 7724 // before. In this case we do want to allow the app to 7725 // now get the new permission if the ancestral apk is 7726 // privileged to get it. 7727 if (sysPs.pkg != null && sysPs.isPrivileged()) { 7728 for (int j=0; 7729 j<sysPs.pkg.requestedPermissions.size(); j++) { 7730 if (perm.equals( 7731 sysPs.pkg.requestedPermissions.get(j))) { 7732 allowed = true; 7733 break; 7734 } 7735 } 7736 } 7737 } 7738 } else { 7739 allowed = isPrivilegedApp(pkg); 7740 } 7741 } 7742 } 7743 if (!allowed && (bp.protectionLevel 7744 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 7745 // For development permissions, a development permission 7746 // is granted only if it was already granted. 7747 allowed = origPermissions.hasInstallPermission(perm); 7748 } 7749 return allowed; 7750 } 7751 7752 final class ActivityIntentResolver 7753 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 7754 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 7755 boolean defaultOnly, int userId) { 7756 if (!sUserManager.exists(userId)) return null; 7757 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 7758 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 7759 } 7760 7761 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 7762 int userId) { 7763 if (!sUserManager.exists(userId)) return null; 7764 mFlags = flags; 7765 return super.queryIntent(intent, resolvedType, 7766 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 7767 } 7768 7769 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 7770 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 7771 if (!sUserManager.exists(userId)) return null; 7772 if (packageActivities == null) { 7773 return null; 7774 } 7775 mFlags = flags; 7776 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 7777 final int N = packageActivities.size(); 7778 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 7779 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 7780 7781 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 7782 for (int i = 0; i < N; ++i) { 7783 intentFilters = packageActivities.get(i).intents; 7784 if (intentFilters != null && intentFilters.size() > 0) { 7785 PackageParser.ActivityIntentInfo[] array = 7786 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 7787 intentFilters.toArray(array); 7788 listCut.add(array); 7789 } 7790 } 7791 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 7792 } 7793 7794 public final void addActivity(PackageParser.Activity a, String type) { 7795 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 7796 mActivities.put(a.getComponentName(), a); 7797 if (DEBUG_SHOW_INFO) 7798 Log.v( 7799 TAG, " " + type + " " + 7800 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 7801 if (DEBUG_SHOW_INFO) 7802 Log.v(TAG, " Class=" + a.info.name); 7803 final int NI = a.intents.size(); 7804 for (int j=0; j<NI; j++) { 7805 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 7806 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 7807 intent.setPriority(0); 7808 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 7809 + a.className + " with priority > 0, forcing to 0"); 7810 } 7811 if (DEBUG_SHOW_INFO) { 7812 Log.v(TAG, " IntentFilter:"); 7813 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7814 } 7815 if (!intent.debugCheck()) { 7816 Log.w(TAG, "==> For Activity " + a.info.name); 7817 } 7818 addFilter(intent); 7819 } 7820 } 7821 7822 public final void removeActivity(PackageParser.Activity a, String type) { 7823 mActivities.remove(a.getComponentName()); 7824 if (DEBUG_SHOW_INFO) { 7825 Log.v(TAG, " " + type + " " 7826 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 7827 : a.info.name) + ":"); 7828 Log.v(TAG, " Class=" + a.info.name); 7829 } 7830 final int NI = a.intents.size(); 7831 for (int j=0; j<NI; j++) { 7832 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 7833 if (DEBUG_SHOW_INFO) { 7834 Log.v(TAG, " IntentFilter:"); 7835 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7836 } 7837 removeFilter(intent); 7838 } 7839 } 7840 7841 @Override 7842 protected boolean allowFilterResult( 7843 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 7844 ActivityInfo filterAi = filter.activity.info; 7845 for (int i=dest.size()-1; i>=0; i--) { 7846 ActivityInfo destAi = dest.get(i).activityInfo; 7847 if (destAi.name == filterAi.name 7848 && destAi.packageName == filterAi.packageName) { 7849 return false; 7850 } 7851 } 7852 return true; 7853 } 7854 7855 @Override 7856 protected ActivityIntentInfo[] newArray(int size) { 7857 return new ActivityIntentInfo[size]; 7858 } 7859 7860 @Override 7861 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 7862 if (!sUserManager.exists(userId)) return true; 7863 PackageParser.Package p = filter.activity.owner; 7864 if (p != null) { 7865 PackageSetting ps = (PackageSetting)p.mExtras; 7866 if (ps != null) { 7867 // System apps are never considered stopped for purposes of 7868 // filtering, because there may be no way for the user to 7869 // actually re-launch them. 7870 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 7871 && ps.getStopped(userId); 7872 } 7873 } 7874 return false; 7875 } 7876 7877 @Override 7878 protected boolean isPackageForFilter(String packageName, 7879 PackageParser.ActivityIntentInfo info) { 7880 return packageName.equals(info.activity.owner.packageName); 7881 } 7882 7883 @Override 7884 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 7885 int match, int userId) { 7886 if (!sUserManager.exists(userId)) return null; 7887 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 7888 return null; 7889 } 7890 final PackageParser.Activity activity = info.activity; 7891 if (mSafeMode && (activity.info.applicationInfo.flags 7892 &ApplicationInfo.FLAG_SYSTEM) == 0) { 7893 return null; 7894 } 7895 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 7896 if (ps == null) { 7897 return null; 7898 } 7899 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 7900 ps.readUserState(userId), userId); 7901 if (ai == null) { 7902 return null; 7903 } 7904 final ResolveInfo res = new ResolveInfo(); 7905 res.activityInfo = ai; 7906 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 7907 res.filter = info; 7908 } 7909 if (info != null) { 7910 res.handleAllWebDataURI = info.handleAllWebDataURI(); 7911 } 7912 res.priority = info.getPriority(); 7913 res.preferredOrder = activity.owner.mPreferredOrder; 7914 //System.out.println("Result: " + res.activityInfo.className + 7915 // " = " + res.priority); 7916 res.match = match; 7917 res.isDefault = info.hasDefault; 7918 res.labelRes = info.labelRes; 7919 res.nonLocalizedLabel = info.nonLocalizedLabel; 7920 if (userNeedsBadging(userId)) { 7921 res.noResourceId = true; 7922 } else { 7923 res.icon = info.icon; 7924 } 7925 res.system = res.activityInfo.applicationInfo.isSystemApp(); 7926 return res; 7927 } 7928 7929 @Override 7930 protected void sortResults(List<ResolveInfo> results) { 7931 Collections.sort(results, mResolvePrioritySorter); 7932 } 7933 7934 @Override 7935 protected void dumpFilter(PrintWriter out, String prefix, 7936 PackageParser.ActivityIntentInfo filter) { 7937 out.print(prefix); out.print( 7938 Integer.toHexString(System.identityHashCode(filter.activity))); 7939 out.print(' '); 7940 filter.activity.printComponentShortName(out); 7941 out.print(" filter "); 7942 out.println(Integer.toHexString(System.identityHashCode(filter))); 7943 } 7944 7945 @Override 7946 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 7947 return filter.activity; 7948 } 7949 7950 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 7951 PackageParser.Activity activity = (PackageParser.Activity)label; 7952 out.print(prefix); out.print( 7953 Integer.toHexString(System.identityHashCode(activity))); 7954 out.print(' '); 7955 activity.printComponentShortName(out); 7956 if (count > 1) { 7957 out.print(" ("); out.print(count); out.print(" filters)"); 7958 } 7959 out.println(); 7960 } 7961 7962// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 7963// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 7964// final List<ResolveInfo> retList = Lists.newArrayList(); 7965// while (i.hasNext()) { 7966// final ResolveInfo resolveInfo = i.next(); 7967// if (isEnabledLP(resolveInfo.activityInfo)) { 7968// retList.add(resolveInfo); 7969// } 7970// } 7971// return retList; 7972// } 7973 7974 // Keys are String (activity class name), values are Activity. 7975 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 7976 = new ArrayMap<ComponentName, PackageParser.Activity>(); 7977 private int mFlags; 7978 } 7979 7980 private final class ServiceIntentResolver 7981 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 7982 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 7983 boolean defaultOnly, int userId) { 7984 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 7985 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 7986 } 7987 7988 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 7989 int userId) { 7990 if (!sUserManager.exists(userId)) return null; 7991 mFlags = flags; 7992 return super.queryIntent(intent, resolvedType, 7993 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 7994 } 7995 7996 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 7997 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 7998 if (!sUserManager.exists(userId)) return null; 7999 if (packageServices == null) { 8000 return null; 8001 } 8002 mFlags = flags; 8003 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8004 final int N = packageServices.size(); 8005 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 8006 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 8007 8008 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 8009 for (int i = 0; i < N; ++i) { 8010 intentFilters = packageServices.get(i).intents; 8011 if (intentFilters != null && intentFilters.size() > 0) { 8012 PackageParser.ServiceIntentInfo[] array = 8013 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 8014 intentFilters.toArray(array); 8015 listCut.add(array); 8016 } 8017 } 8018 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8019 } 8020 8021 public final void addService(PackageParser.Service s) { 8022 mServices.put(s.getComponentName(), s); 8023 if (DEBUG_SHOW_INFO) { 8024 Log.v(TAG, " " 8025 + (s.info.nonLocalizedLabel != null 8026 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8027 Log.v(TAG, " Class=" + s.info.name); 8028 } 8029 final int NI = s.intents.size(); 8030 int j; 8031 for (j=0; j<NI; j++) { 8032 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8033 if (DEBUG_SHOW_INFO) { 8034 Log.v(TAG, " IntentFilter:"); 8035 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8036 } 8037 if (!intent.debugCheck()) { 8038 Log.w(TAG, "==> For Service " + s.info.name); 8039 } 8040 addFilter(intent); 8041 } 8042 } 8043 8044 public final void removeService(PackageParser.Service s) { 8045 mServices.remove(s.getComponentName()); 8046 if (DEBUG_SHOW_INFO) { 8047 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 8048 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8049 Log.v(TAG, " Class=" + s.info.name); 8050 } 8051 final int NI = s.intents.size(); 8052 int j; 8053 for (j=0; j<NI; j++) { 8054 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8055 if (DEBUG_SHOW_INFO) { 8056 Log.v(TAG, " IntentFilter:"); 8057 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8058 } 8059 removeFilter(intent); 8060 } 8061 } 8062 8063 @Override 8064 protected boolean allowFilterResult( 8065 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 8066 ServiceInfo filterSi = filter.service.info; 8067 for (int i=dest.size()-1; i>=0; i--) { 8068 ServiceInfo destAi = dest.get(i).serviceInfo; 8069 if (destAi.name == filterSi.name 8070 && destAi.packageName == filterSi.packageName) { 8071 return false; 8072 } 8073 } 8074 return true; 8075 } 8076 8077 @Override 8078 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 8079 return new PackageParser.ServiceIntentInfo[size]; 8080 } 8081 8082 @Override 8083 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 8084 if (!sUserManager.exists(userId)) return true; 8085 PackageParser.Package p = filter.service.owner; 8086 if (p != null) { 8087 PackageSetting ps = (PackageSetting)p.mExtras; 8088 if (ps != null) { 8089 // System apps are never considered stopped for purposes of 8090 // filtering, because there may be no way for the user to 8091 // actually re-launch them. 8092 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8093 && ps.getStopped(userId); 8094 } 8095 } 8096 return false; 8097 } 8098 8099 @Override 8100 protected boolean isPackageForFilter(String packageName, 8101 PackageParser.ServiceIntentInfo info) { 8102 return packageName.equals(info.service.owner.packageName); 8103 } 8104 8105 @Override 8106 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 8107 int match, int userId) { 8108 if (!sUserManager.exists(userId)) return null; 8109 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 8110 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 8111 return null; 8112 } 8113 final PackageParser.Service service = info.service; 8114 if (mSafeMode && (service.info.applicationInfo.flags 8115 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8116 return null; 8117 } 8118 PackageSetting ps = (PackageSetting) service.owner.mExtras; 8119 if (ps == null) { 8120 return null; 8121 } 8122 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 8123 ps.readUserState(userId), userId); 8124 if (si == null) { 8125 return null; 8126 } 8127 final ResolveInfo res = new ResolveInfo(); 8128 res.serviceInfo = si; 8129 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8130 res.filter = filter; 8131 } 8132 res.priority = info.getPriority(); 8133 res.preferredOrder = service.owner.mPreferredOrder; 8134 res.match = match; 8135 res.isDefault = info.hasDefault; 8136 res.labelRes = info.labelRes; 8137 res.nonLocalizedLabel = info.nonLocalizedLabel; 8138 res.icon = info.icon; 8139 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 8140 return res; 8141 } 8142 8143 @Override 8144 protected void sortResults(List<ResolveInfo> results) { 8145 Collections.sort(results, mResolvePrioritySorter); 8146 } 8147 8148 @Override 8149 protected void dumpFilter(PrintWriter out, String prefix, 8150 PackageParser.ServiceIntentInfo filter) { 8151 out.print(prefix); out.print( 8152 Integer.toHexString(System.identityHashCode(filter.service))); 8153 out.print(' '); 8154 filter.service.printComponentShortName(out); 8155 out.print(" filter "); 8156 out.println(Integer.toHexString(System.identityHashCode(filter))); 8157 } 8158 8159 @Override 8160 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 8161 return filter.service; 8162 } 8163 8164 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8165 PackageParser.Service service = (PackageParser.Service)label; 8166 out.print(prefix); out.print( 8167 Integer.toHexString(System.identityHashCode(service))); 8168 out.print(' '); 8169 service.printComponentShortName(out); 8170 if (count > 1) { 8171 out.print(" ("); out.print(count); out.print(" filters)"); 8172 } 8173 out.println(); 8174 } 8175 8176// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8177// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8178// final List<ResolveInfo> retList = Lists.newArrayList(); 8179// while (i.hasNext()) { 8180// final ResolveInfo resolveInfo = (ResolveInfo) i; 8181// if (isEnabledLP(resolveInfo.serviceInfo)) { 8182// retList.add(resolveInfo); 8183// } 8184// } 8185// return retList; 8186// } 8187 8188 // Keys are String (activity class name), values are Activity. 8189 private final ArrayMap<ComponentName, PackageParser.Service> mServices 8190 = new ArrayMap<ComponentName, PackageParser.Service>(); 8191 private int mFlags; 8192 }; 8193 8194 private final class ProviderIntentResolver 8195 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 8196 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8197 boolean defaultOnly, int userId) { 8198 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8199 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8200 } 8201 8202 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8203 int userId) { 8204 if (!sUserManager.exists(userId)) 8205 return null; 8206 mFlags = flags; 8207 return super.queryIntent(intent, resolvedType, 8208 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8209 } 8210 8211 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8212 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 8213 if (!sUserManager.exists(userId)) 8214 return null; 8215 if (packageProviders == null) { 8216 return null; 8217 } 8218 mFlags = flags; 8219 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 8220 final int N = packageProviders.size(); 8221 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 8222 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 8223 8224 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 8225 for (int i = 0; i < N; ++i) { 8226 intentFilters = packageProviders.get(i).intents; 8227 if (intentFilters != null && intentFilters.size() > 0) { 8228 PackageParser.ProviderIntentInfo[] array = 8229 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 8230 intentFilters.toArray(array); 8231 listCut.add(array); 8232 } 8233 } 8234 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8235 } 8236 8237 public final void addProvider(PackageParser.Provider p) { 8238 if (mProviders.containsKey(p.getComponentName())) { 8239 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 8240 return; 8241 } 8242 8243 mProviders.put(p.getComponentName(), p); 8244 if (DEBUG_SHOW_INFO) { 8245 Log.v(TAG, " " 8246 + (p.info.nonLocalizedLabel != null 8247 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 8248 Log.v(TAG, " Class=" + p.info.name); 8249 } 8250 final int NI = p.intents.size(); 8251 int j; 8252 for (j = 0; j < NI; j++) { 8253 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 8254 if (DEBUG_SHOW_INFO) { 8255 Log.v(TAG, " IntentFilter:"); 8256 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8257 } 8258 if (!intent.debugCheck()) { 8259 Log.w(TAG, "==> For Provider " + p.info.name); 8260 } 8261 addFilter(intent); 8262 } 8263 } 8264 8265 public final void removeProvider(PackageParser.Provider p) { 8266 mProviders.remove(p.getComponentName()); 8267 if (DEBUG_SHOW_INFO) { 8268 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 8269 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 8270 Log.v(TAG, " Class=" + p.info.name); 8271 } 8272 final int NI = p.intents.size(); 8273 int j; 8274 for (j = 0; j < NI; j++) { 8275 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 8276 if (DEBUG_SHOW_INFO) { 8277 Log.v(TAG, " IntentFilter:"); 8278 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8279 } 8280 removeFilter(intent); 8281 } 8282 } 8283 8284 @Override 8285 protected boolean allowFilterResult( 8286 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 8287 ProviderInfo filterPi = filter.provider.info; 8288 for (int i = dest.size() - 1; i >= 0; i--) { 8289 ProviderInfo destPi = dest.get(i).providerInfo; 8290 if (destPi.name == filterPi.name 8291 && destPi.packageName == filterPi.packageName) { 8292 return false; 8293 } 8294 } 8295 return true; 8296 } 8297 8298 @Override 8299 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 8300 return new PackageParser.ProviderIntentInfo[size]; 8301 } 8302 8303 @Override 8304 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 8305 if (!sUserManager.exists(userId)) 8306 return true; 8307 PackageParser.Package p = filter.provider.owner; 8308 if (p != null) { 8309 PackageSetting ps = (PackageSetting) p.mExtras; 8310 if (ps != null) { 8311 // System apps are never considered stopped for purposes of 8312 // filtering, because there may be no way for the user to 8313 // actually re-launch them. 8314 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8315 && ps.getStopped(userId); 8316 } 8317 } 8318 return false; 8319 } 8320 8321 @Override 8322 protected boolean isPackageForFilter(String packageName, 8323 PackageParser.ProviderIntentInfo info) { 8324 return packageName.equals(info.provider.owner.packageName); 8325 } 8326 8327 @Override 8328 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 8329 int match, int userId) { 8330 if (!sUserManager.exists(userId)) 8331 return null; 8332 final PackageParser.ProviderIntentInfo info = filter; 8333 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 8334 return null; 8335 } 8336 final PackageParser.Provider provider = info.provider; 8337 if (mSafeMode && (provider.info.applicationInfo.flags 8338 & ApplicationInfo.FLAG_SYSTEM) == 0) { 8339 return null; 8340 } 8341 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 8342 if (ps == null) { 8343 return null; 8344 } 8345 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 8346 ps.readUserState(userId), userId); 8347 if (pi == null) { 8348 return null; 8349 } 8350 final ResolveInfo res = new ResolveInfo(); 8351 res.providerInfo = pi; 8352 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 8353 res.filter = filter; 8354 } 8355 res.priority = info.getPriority(); 8356 res.preferredOrder = provider.owner.mPreferredOrder; 8357 res.match = match; 8358 res.isDefault = info.hasDefault; 8359 res.labelRes = info.labelRes; 8360 res.nonLocalizedLabel = info.nonLocalizedLabel; 8361 res.icon = info.icon; 8362 res.system = res.providerInfo.applicationInfo.isSystemApp(); 8363 return res; 8364 } 8365 8366 @Override 8367 protected void sortResults(List<ResolveInfo> results) { 8368 Collections.sort(results, mResolvePrioritySorter); 8369 } 8370 8371 @Override 8372 protected void dumpFilter(PrintWriter out, String prefix, 8373 PackageParser.ProviderIntentInfo filter) { 8374 out.print(prefix); 8375 out.print( 8376 Integer.toHexString(System.identityHashCode(filter.provider))); 8377 out.print(' '); 8378 filter.provider.printComponentShortName(out); 8379 out.print(" filter "); 8380 out.println(Integer.toHexString(System.identityHashCode(filter))); 8381 } 8382 8383 @Override 8384 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 8385 return filter.provider; 8386 } 8387 8388 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8389 PackageParser.Provider provider = (PackageParser.Provider)label; 8390 out.print(prefix); out.print( 8391 Integer.toHexString(System.identityHashCode(provider))); 8392 out.print(' '); 8393 provider.printComponentShortName(out); 8394 if (count > 1) { 8395 out.print(" ("); out.print(count); out.print(" filters)"); 8396 } 8397 out.println(); 8398 } 8399 8400 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 8401 = new ArrayMap<ComponentName, PackageParser.Provider>(); 8402 private int mFlags; 8403 }; 8404 8405 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 8406 new Comparator<ResolveInfo>() { 8407 public int compare(ResolveInfo r1, ResolveInfo r2) { 8408 int v1 = r1.priority; 8409 int v2 = r2.priority; 8410 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 8411 if (v1 != v2) { 8412 return (v1 > v2) ? -1 : 1; 8413 } 8414 v1 = r1.preferredOrder; 8415 v2 = r2.preferredOrder; 8416 if (v1 != v2) { 8417 return (v1 > v2) ? -1 : 1; 8418 } 8419 if (r1.isDefault != r2.isDefault) { 8420 return r1.isDefault ? -1 : 1; 8421 } 8422 v1 = r1.match; 8423 v2 = r2.match; 8424 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 8425 if (v1 != v2) { 8426 return (v1 > v2) ? -1 : 1; 8427 } 8428 if (r1.system != r2.system) { 8429 return r1.system ? -1 : 1; 8430 } 8431 return 0; 8432 } 8433 }; 8434 8435 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 8436 new Comparator<ProviderInfo>() { 8437 public int compare(ProviderInfo p1, ProviderInfo p2) { 8438 final int v1 = p1.initOrder; 8439 final int v2 = p2.initOrder; 8440 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 8441 } 8442 }; 8443 8444 static final void sendPackageBroadcast(String action, String pkg, 8445 Bundle extras, String targetPkg, IIntentReceiver finishedReceiver, 8446 int[] userIds) { 8447 IActivityManager am = ActivityManagerNative.getDefault(); 8448 if (am != null) { 8449 try { 8450 if (userIds == null) { 8451 userIds = am.getRunningUserIds(); 8452 } 8453 for (int id : userIds) { 8454 final Intent intent = new Intent(action, 8455 pkg != null ? Uri.fromParts("package", pkg, null) : null); 8456 if (extras != null) { 8457 intent.putExtras(extras); 8458 } 8459 if (targetPkg != null) { 8460 intent.setPackage(targetPkg); 8461 } 8462 // Modify the UID when posting to other users 8463 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 8464 if (uid > 0 && UserHandle.getUserId(uid) != id) { 8465 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 8466 intent.putExtra(Intent.EXTRA_UID, uid); 8467 } 8468 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 8469 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 8470 if (DEBUG_BROADCASTS) { 8471 RuntimeException here = new RuntimeException("here"); 8472 here.fillInStackTrace(); 8473 Slog.d(TAG, "Sending to user " + id + ": " 8474 + intent.toShortString(false, true, false, false) 8475 + " " + intent.getExtras(), here); 8476 } 8477 am.broadcastIntent(null, intent, null, finishedReceiver, 8478 0, null, null, null, android.app.AppOpsManager.OP_NONE, 8479 finishedReceiver != null, false, id); 8480 } 8481 } catch (RemoteException ex) { 8482 } 8483 } 8484 } 8485 8486 /** 8487 * Check if the external storage media is available. This is true if there 8488 * is a mounted external storage medium or if the external storage is 8489 * emulated. 8490 */ 8491 private boolean isExternalMediaAvailable() { 8492 return mMediaMounted || Environment.isExternalStorageEmulated(); 8493 } 8494 8495 @Override 8496 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 8497 // writer 8498 synchronized (mPackages) { 8499 if (!isExternalMediaAvailable()) { 8500 // If the external storage is no longer mounted at this point, 8501 // the caller may not have been able to delete all of this 8502 // packages files and can not delete any more. Bail. 8503 return null; 8504 } 8505 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 8506 if (lastPackage != null) { 8507 pkgs.remove(lastPackage); 8508 } 8509 if (pkgs.size() > 0) { 8510 return pkgs.get(0); 8511 } 8512 } 8513 return null; 8514 } 8515 8516 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 8517 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 8518 userId, andCode ? 1 : 0, packageName); 8519 if (mSystemReady) { 8520 msg.sendToTarget(); 8521 } else { 8522 if (mPostSystemReadyMessages == null) { 8523 mPostSystemReadyMessages = new ArrayList<>(); 8524 } 8525 mPostSystemReadyMessages.add(msg); 8526 } 8527 } 8528 8529 void startCleaningPackages() { 8530 // reader 8531 synchronized (mPackages) { 8532 if (!isExternalMediaAvailable()) { 8533 return; 8534 } 8535 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 8536 return; 8537 } 8538 } 8539 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 8540 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 8541 IActivityManager am = ActivityManagerNative.getDefault(); 8542 if (am != null) { 8543 try { 8544 am.startService(null, intent, null, UserHandle.USER_OWNER); 8545 } catch (RemoteException e) { 8546 } 8547 } 8548 } 8549 8550 @Override 8551 public void installPackage(String originPath, IPackageInstallObserver2 observer, 8552 int installFlags, String installerPackageName, VerificationParams verificationParams, 8553 String packageAbiOverride) { 8554 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 8555 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 8556 } 8557 8558 @Override 8559 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 8560 int installFlags, String installerPackageName, VerificationParams verificationParams, 8561 String packageAbiOverride, int userId) { 8562 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 8563 8564 final int callingUid = Binder.getCallingUid(); 8565 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 8566 8567 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 8568 try { 8569 if (observer != null) { 8570 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 8571 } 8572 } catch (RemoteException re) { 8573 } 8574 return; 8575 } 8576 8577 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 8578 installFlags |= PackageManager.INSTALL_FROM_ADB; 8579 8580 } else { 8581 // Caller holds INSTALL_PACKAGES permission, so we're less strict 8582 // about installerPackageName. 8583 8584 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 8585 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 8586 } 8587 8588 UserHandle user; 8589 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 8590 user = UserHandle.ALL; 8591 } else { 8592 user = new UserHandle(userId); 8593 } 8594 8595 // Only system components can circumvent runtime permissions when installing. 8596 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 8597 && mContext.checkCallingOrSelfPermission(Manifest.permission 8598 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 8599 throw new SecurityException("You need the " 8600 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 8601 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 8602 } 8603 8604 verificationParams.setInstallerUid(callingUid); 8605 8606 final File originFile = new File(originPath); 8607 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 8608 8609 final Message msg = mHandler.obtainMessage(INIT_COPY); 8610 msg.obj = new InstallParams(origin, observer, installFlags, 8611 installerPackageName, null, verificationParams, user, packageAbiOverride); 8612 mHandler.sendMessage(msg); 8613 } 8614 8615 void installStage(String packageName, File stagedDir, String stagedCid, 8616 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 8617 String installerPackageName, int installerUid, UserHandle user) { 8618 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 8619 params.referrerUri, installerUid, null); 8620 8621 final OriginInfo origin; 8622 if (stagedDir != null) { 8623 origin = OriginInfo.fromStagedFile(stagedDir); 8624 } else { 8625 origin = OriginInfo.fromStagedContainer(stagedCid); 8626 } 8627 8628 final Message msg = mHandler.obtainMessage(INIT_COPY); 8629 msg.obj = new InstallParams(origin, observer, params.installFlags, 8630 installerPackageName, params.volumeUuid, verifParams, user, params.abiOverride); 8631 mHandler.sendMessage(msg); 8632 } 8633 8634 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 8635 Bundle extras = new Bundle(1); 8636 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 8637 8638 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 8639 packageName, extras, null, null, new int[] {userId}); 8640 try { 8641 IActivityManager am = ActivityManagerNative.getDefault(); 8642 final boolean isSystem = 8643 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 8644 if (isSystem && am.isUserRunning(userId, false)) { 8645 // The just-installed/enabled app is bundled on the system, so presumed 8646 // to be able to run automatically without needing an explicit launch. 8647 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 8648 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 8649 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 8650 .setPackage(packageName); 8651 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 8652 android.app.AppOpsManager.OP_NONE, false, false, userId); 8653 } 8654 } catch (RemoteException e) { 8655 // shouldn't happen 8656 Slog.w(TAG, "Unable to bootstrap installed package", e); 8657 } 8658 } 8659 8660 @Override 8661 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 8662 int userId) { 8663 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 8664 PackageSetting pkgSetting; 8665 final int uid = Binder.getCallingUid(); 8666 enforceCrossUserPermission(uid, userId, true, true, 8667 "setApplicationHiddenSetting for user " + userId); 8668 8669 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 8670 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 8671 return false; 8672 } 8673 8674 long callingId = Binder.clearCallingIdentity(); 8675 try { 8676 boolean sendAdded = false; 8677 boolean sendRemoved = false; 8678 // writer 8679 synchronized (mPackages) { 8680 pkgSetting = mSettings.mPackages.get(packageName); 8681 if (pkgSetting == null) { 8682 return false; 8683 } 8684 if (pkgSetting.getHidden(userId) != hidden) { 8685 pkgSetting.setHidden(hidden, userId); 8686 mSettings.writePackageRestrictionsLPr(userId); 8687 if (hidden) { 8688 sendRemoved = true; 8689 } else { 8690 sendAdded = true; 8691 } 8692 } 8693 } 8694 if (sendAdded) { 8695 sendPackageAddedForUser(packageName, pkgSetting, userId); 8696 return true; 8697 } 8698 if (sendRemoved) { 8699 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 8700 "hiding pkg"); 8701 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 8702 } 8703 } finally { 8704 Binder.restoreCallingIdentity(callingId); 8705 } 8706 return false; 8707 } 8708 8709 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 8710 int userId) { 8711 final PackageRemovedInfo info = new PackageRemovedInfo(); 8712 info.removedPackage = packageName; 8713 info.removedUsers = new int[] {userId}; 8714 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 8715 info.sendBroadcast(false, false, false); 8716 } 8717 8718 /** 8719 * Returns true if application is not found or there was an error. Otherwise it returns 8720 * the hidden state of the package for the given user. 8721 */ 8722 @Override 8723 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 8724 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 8725 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 8726 false, "getApplicationHidden for user " + userId); 8727 PackageSetting pkgSetting; 8728 long callingId = Binder.clearCallingIdentity(); 8729 try { 8730 // writer 8731 synchronized (mPackages) { 8732 pkgSetting = mSettings.mPackages.get(packageName); 8733 if (pkgSetting == null) { 8734 return true; 8735 } 8736 return pkgSetting.getHidden(userId); 8737 } 8738 } finally { 8739 Binder.restoreCallingIdentity(callingId); 8740 } 8741 } 8742 8743 /** 8744 * @hide 8745 */ 8746 @Override 8747 public int installExistingPackageAsUser(String packageName, int userId) { 8748 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 8749 null); 8750 PackageSetting pkgSetting; 8751 final int uid = Binder.getCallingUid(); 8752 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 8753 + userId); 8754 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 8755 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 8756 } 8757 8758 long callingId = Binder.clearCallingIdentity(); 8759 try { 8760 boolean sendAdded = false; 8761 8762 // writer 8763 synchronized (mPackages) { 8764 pkgSetting = mSettings.mPackages.get(packageName); 8765 if (pkgSetting == null) { 8766 return PackageManager.INSTALL_FAILED_INVALID_URI; 8767 } 8768 if (!pkgSetting.getInstalled(userId)) { 8769 pkgSetting.setInstalled(true, userId); 8770 pkgSetting.setHidden(false, userId); 8771 mSettings.writePackageRestrictionsLPr(userId); 8772 sendAdded = true; 8773 } 8774 } 8775 8776 if (sendAdded) { 8777 sendPackageAddedForUser(packageName, pkgSetting, userId); 8778 } 8779 } finally { 8780 Binder.restoreCallingIdentity(callingId); 8781 } 8782 8783 return PackageManager.INSTALL_SUCCEEDED; 8784 } 8785 8786 boolean isUserRestricted(int userId, String restrictionKey) { 8787 Bundle restrictions = sUserManager.getUserRestrictions(userId); 8788 if (restrictions.getBoolean(restrictionKey, false)) { 8789 Log.w(TAG, "User is restricted: " + restrictionKey); 8790 return true; 8791 } 8792 return false; 8793 } 8794 8795 @Override 8796 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 8797 mContext.enforceCallingOrSelfPermission( 8798 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 8799 "Only package verification agents can verify applications"); 8800 8801 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 8802 final PackageVerificationResponse response = new PackageVerificationResponse( 8803 verificationCode, Binder.getCallingUid()); 8804 msg.arg1 = id; 8805 msg.obj = response; 8806 mHandler.sendMessage(msg); 8807 } 8808 8809 @Override 8810 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 8811 long millisecondsToDelay) { 8812 mContext.enforceCallingOrSelfPermission( 8813 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 8814 "Only package verification agents can extend verification timeouts"); 8815 8816 final PackageVerificationState state = mPendingVerification.get(id); 8817 final PackageVerificationResponse response = new PackageVerificationResponse( 8818 verificationCodeAtTimeout, Binder.getCallingUid()); 8819 8820 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 8821 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 8822 } 8823 if (millisecondsToDelay < 0) { 8824 millisecondsToDelay = 0; 8825 } 8826 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 8827 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 8828 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 8829 } 8830 8831 if ((state != null) && !state.timeoutExtended()) { 8832 state.extendTimeout(); 8833 8834 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 8835 msg.arg1 = id; 8836 msg.obj = response; 8837 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 8838 } 8839 } 8840 8841 private void broadcastPackageVerified(int verificationId, Uri packageUri, 8842 int verificationCode, UserHandle user) { 8843 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 8844 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 8845 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 8846 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 8847 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 8848 8849 mContext.sendBroadcastAsUser(intent, user, 8850 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 8851 } 8852 8853 private ComponentName matchComponentForVerifier(String packageName, 8854 List<ResolveInfo> receivers) { 8855 ActivityInfo targetReceiver = null; 8856 8857 final int NR = receivers.size(); 8858 for (int i = 0; i < NR; i++) { 8859 final ResolveInfo info = receivers.get(i); 8860 if (info.activityInfo == null) { 8861 continue; 8862 } 8863 8864 if (packageName.equals(info.activityInfo.packageName)) { 8865 targetReceiver = info.activityInfo; 8866 break; 8867 } 8868 } 8869 8870 if (targetReceiver == null) { 8871 return null; 8872 } 8873 8874 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 8875 } 8876 8877 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 8878 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 8879 if (pkgInfo.verifiers.length == 0) { 8880 return null; 8881 } 8882 8883 final int N = pkgInfo.verifiers.length; 8884 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 8885 for (int i = 0; i < N; i++) { 8886 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 8887 8888 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 8889 receivers); 8890 if (comp == null) { 8891 continue; 8892 } 8893 8894 final int verifierUid = getUidForVerifier(verifierInfo); 8895 if (verifierUid == -1) { 8896 continue; 8897 } 8898 8899 if (DEBUG_VERIFY) { 8900 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 8901 + " with the correct signature"); 8902 } 8903 sufficientVerifiers.add(comp); 8904 verificationState.addSufficientVerifier(verifierUid); 8905 } 8906 8907 return sufficientVerifiers; 8908 } 8909 8910 private int getUidForVerifier(VerifierInfo verifierInfo) { 8911 synchronized (mPackages) { 8912 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 8913 if (pkg == null) { 8914 return -1; 8915 } else if (pkg.mSignatures.length != 1) { 8916 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 8917 + " has more than one signature; ignoring"); 8918 return -1; 8919 } 8920 8921 /* 8922 * If the public key of the package's signature does not match 8923 * our expected public key, then this is a different package and 8924 * we should skip. 8925 */ 8926 8927 final byte[] expectedPublicKey; 8928 try { 8929 final Signature verifierSig = pkg.mSignatures[0]; 8930 final PublicKey publicKey = verifierSig.getPublicKey(); 8931 expectedPublicKey = publicKey.getEncoded(); 8932 } catch (CertificateException e) { 8933 return -1; 8934 } 8935 8936 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 8937 8938 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 8939 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 8940 + " does not have the expected public key; ignoring"); 8941 return -1; 8942 } 8943 8944 return pkg.applicationInfo.uid; 8945 } 8946 } 8947 8948 @Override 8949 public void finishPackageInstall(int token) { 8950 enforceSystemOrRoot("Only the system is allowed to finish installs"); 8951 8952 if (DEBUG_INSTALL) { 8953 Slog.v(TAG, "BM finishing package install for " + token); 8954 } 8955 8956 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 8957 mHandler.sendMessage(msg); 8958 } 8959 8960 /** 8961 * Get the verification agent timeout. 8962 * 8963 * @return verification timeout in milliseconds 8964 */ 8965 private long getVerificationTimeout() { 8966 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 8967 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 8968 DEFAULT_VERIFICATION_TIMEOUT); 8969 } 8970 8971 /** 8972 * Get the default verification agent response code. 8973 * 8974 * @return default verification response code 8975 */ 8976 private int getDefaultVerificationResponse() { 8977 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8978 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 8979 DEFAULT_VERIFICATION_RESPONSE); 8980 } 8981 8982 /** 8983 * Check whether or not package verification has been enabled. 8984 * 8985 * @return true if verification should be performed 8986 */ 8987 private boolean isVerificationEnabled(int userId, int installFlags) { 8988 if (!DEFAULT_VERIFY_ENABLE) { 8989 return false; 8990 } 8991 8992 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 8993 8994 // Check if installing from ADB 8995 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 8996 // Do not run verification in a test harness environment 8997 if (ActivityManager.isRunningInTestHarness()) { 8998 return false; 8999 } 9000 if (ensureVerifyAppsEnabled) { 9001 return true; 9002 } 9003 // Check if the developer does not want package verification for ADB installs 9004 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9005 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 9006 return false; 9007 } 9008 } 9009 9010 if (ensureVerifyAppsEnabled) { 9011 return true; 9012 } 9013 9014 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9015 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 9016 } 9017 9018 @Override 9019 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 9020 throws RemoteException { 9021 mContext.enforceCallingOrSelfPermission( 9022 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 9023 "Only intentfilter verification agents can verify applications"); 9024 9025 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 9026 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 9027 Binder.getCallingUid(), verificationCode, failedDomains); 9028 msg.arg1 = id; 9029 msg.obj = response; 9030 mHandler.sendMessage(msg); 9031 } 9032 9033 @Override 9034 public int getIntentVerificationStatus(String packageName, int userId) { 9035 synchronized (mPackages) { 9036 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 9037 } 9038 } 9039 9040 @Override 9041 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 9042 boolean result = false; 9043 synchronized (mPackages) { 9044 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 9045 } 9046 scheduleWritePackageRestrictionsLocked(userId); 9047 return result; 9048 } 9049 9050 @Override 9051 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 9052 synchronized (mPackages) { 9053 return mSettings.getIntentFilterVerificationsLPr(packageName); 9054 } 9055 } 9056 9057 @Override 9058 public List<IntentFilter> getAllIntentFilters(String packageName) { 9059 if (TextUtils.isEmpty(packageName)) { 9060 return Collections.<IntentFilter>emptyList(); 9061 } 9062 synchronized (mPackages) { 9063 PackageParser.Package pkg = mPackages.get(packageName); 9064 if (pkg == null || pkg.activities == null) { 9065 return Collections.<IntentFilter>emptyList(); 9066 } 9067 final int count = pkg.activities.size(); 9068 ArrayList<IntentFilter> result = new ArrayList<>(); 9069 for (int n=0; n<count; n++) { 9070 PackageParser.Activity activity = pkg.activities.get(n); 9071 if (activity.intents != null || activity.intents.size() > 0) { 9072 result.addAll(activity.intents); 9073 } 9074 } 9075 return result; 9076 } 9077 } 9078 9079 @Override 9080 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 9081 synchronized (mPackages) { 9082 return mSettings.setDefaultBrowserPackageNameLPr(packageName, userId); 9083 } 9084 } 9085 9086 @Override 9087 public String getDefaultBrowserPackageName(int userId) { 9088 synchronized (mPackages) { 9089 return mSettings.getDefaultBrowserPackageNameLPw(userId); 9090 } 9091 } 9092 9093 /** 9094 * Get the "allow unknown sources" setting. 9095 * 9096 * @return the current "allow unknown sources" setting 9097 */ 9098 private int getUnknownSourcesSettings() { 9099 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9100 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 9101 -1); 9102 } 9103 9104 @Override 9105 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 9106 final int uid = Binder.getCallingUid(); 9107 // writer 9108 synchronized (mPackages) { 9109 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 9110 if (targetPackageSetting == null) { 9111 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 9112 } 9113 9114 PackageSetting installerPackageSetting; 9115 if (installerPackageName != null) { 9116 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 9117 if (installerPackageSetting == null) { 9118 throw new IllegalArgumentException("Unknown installer package: " 9119 + installerPackageName); 9120 } 9121 } else { 9122 installerPackageSetting = null; 9123 } 9124 9125 Signature[] callerSignature; 9126 Object obj = mSettings.getUserIdLPr(uid); 9127 if (obj != null) { 9128 if (obj instanceof SharedUserSetting) { 9129 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 9130 } else if (obj instanceof PackageSetting) { 9131 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 9132 } else { 9133 throw new SecurityException("Bad object " + obj + " for uid " + uid); 9134 } 9135 } else { 9136 throw new SecurityException("Unknown calling uid " + uid); 9137 } 9138 9139 // Verify: can't set installerPackageName to a package that is 9140 // not signed with the same cert as the caller. 9141 if (installerPackageSetting != null) { 9142 if (compareSignatures(callerSignature, 9143 installerPackageSetting.signatures.mSignatures) 9144 != PackageManager.SIGNATURE_MATCH) { 9145 throw new SecurityException( 9146 "Caller does not have same cert as new installer package " 9147 + installerPackageName); 9148 } 9149 } 9150 9151 // Verify: if target already has an installer package, it must 9152 // be signed with the same cert as the caller. 9153 if (targetPackageSetting.installerPackageName != null) { 9154 PackageSetting setting = mSettings.mPackages.get( 9155 targetPackageSetting.installerPackageName); 9156 // If the currently set package isn't valid, then it's always 9157 // okay to change it. 9158 if (setting != null) { 9159 if (compareSignatures(callerSignature, 9160 setting.signatures.mSignatures) 9161 != PackageManager.SIGNATURE_MATCH) { 9162 throw new SecurityException( 9163 "Caller does not have same cert as old installer package " 9164 + targetPackageSetting.installerPackageName); 9165 } 9166 } 9167 } 9168 9169 // Okay! 9170 targetPackageSetting.installerPackageName = installerPackageName; 9171 scheduleWriteSettingsLocked(); 9172 } 9173 } 9174 9175 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 9176 // Queue up an async operation since the package installation may take a little while. 9177 mHandler.post(new Runnable() { 9178 public void run() { 9179 mHandler.removeCallbacks(this); 9180 // Result object to be returned 9181 PackageInstalledInfo res = new PackageInstalledInfo(); 9182 res.returnCode = currentStatus; 9183 res.uid = -1; 9184 res.pkg = null; 9185 res.removedInfo = new PackageRemovedInfo(); 9186 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 9187 args.doPreInstall(res.returnCode); 9188 synchronized (mInstallLock) { 9189 installPackageLI(args, res); 9190 } 9191 args.doPostInstall(res.returnCode, res.uid); 9192 } 9193 9194 // A restore should be performed at this point if (a) the install 9195 // succeeded, (b) the operation is not an update, and (c) the new 9196 // package has not opted out of backup participation. 9197 final boolean update = res.removedInfo.removedPackage != null; 9198 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 9199 boolean doRestore = !update 9200 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 9201 9202 // Set up the post-install work request bookkeeping. This will be used 9203 // and cleaned up by the post-install event handling regardless of whether 9204 // there's a restore pass performed. Token values are >= 1. 9205 int token; 9206 if (mNextInstallToken < 0) mNextInstallToken = 1; 9207 token = mNextInstallToken++; 9208 9209 PostInstallData data = new PostInstallData(args, res); 9210 mRunningInstalls.put(token, data); 9211 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 9212 9213 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 9214 // Pass responsibility to the Backup Manager. It will perform a 9215 // restore if appropriate, then pass responsibility back to the 9216 // Package Manager to run the post-install observer callbacks 9217 // and broadcasts. 9218 IBackupManager bm = IBackupManager.Stub.asInterface( 9219 ServiceManager.getService(Context.BACKUP_SERVICE)); 9220 if (bm != null) { 9221 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 9222 + " to BM for possible restore"); 9223 try { 9224 if (bm.isBackupServiceActive(UserHandle.USER_OWNER)) { 9225 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 9226 } else { 9227 doRestore = false; 9228 } 9229 } catch (RemoteException e) { 9230 // can't happen; the backup manager is local 9231 } catch (Exception e) { 9232 Slog.e(TAG, "Exception trying to enqueue restore", e); 9233 doRestore = false; 9234 } 9235 } else { 9236 Slog.e(TAG, "Backup Manager not found!"); 9237 doRestore = false; 9238 } 9239 } 9240 9241 if (!doRestore) { 9242 // No restore possible, or the Backup Manager was mysteriously not 9243 // available -- just fire the post-install work request directly. 9244 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 9245 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9246 mHandler.sendMessage(msg); 9247 } 9248 } 9249 }); 9250 } 9251 9252 private abstract class HandlerParams { 9253 private static final int MAX_RETRIES = 4; 9254 9255 /** 9256 * Number of times startCopy() has been attempted and had a non-fatal 9257 * error. 9258 */ 9259 private int mRetries = 0; 9260 9261 /** User handle for the user requesting the information or installation. */ 9262 private final UserHandle mUser; 9263 9264 HandlerParams(UserHandle user) { 9265 mUser = user; 9266 } 9267 9268 UserHandle getUser() { 9269 return mUser; 9270 } 9271 9272 final boolean startCopy() { 9273 boolean res; 9274 try { 9275 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 9276 9277 if (++mRetries > MAX_RETRIES) { 9278 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 9279 mHandler.sendEmptyMessage(MCS_GIVE_UP); 9280 handleServiceError(); 9281 return false; 9282 } else { 9283 handleStartCopy(); 9284 res = true; 9285 } 9286 } catch (RemoteException e) { 9287 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 9288 mHandler.sendEmptyMessage(MCS_RECONNECT); 9289 res = false; 9290 } 9291 handleReturnCode(); 9292 return res; 9293 } 9294 9295 final void serviceError() { 9296 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 9297 handleServiceError(); 9298 handleReturnCode(); 9299 } 9300 9301 abstract void handleStartCopy() throws RemoteException; 9302 abstract void handleServiceError(); 9303 abstract void handleReturnCode(); 9304 } 9305 9306 class MeasureParams extends HandlerParams { 9307 private final PackageStats mStats; 9308 private boolean mSuccess; 9309 9310 private final IPackageStatsObserver mObserver; 9311 9312 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 9313 super(new UserHandle(stats.userHandle)); 9314 mObserver = observer; 9315 mStats = stats; 9316 } 9317 9318 @Override 9319 public String toString() { 9320 return "MeasureParams{" 9321 + Integer.toHexString(System.identityHashCode(this)) 9322 + " " + mStats.packageName + "}"; 9323 } 9324 9325 @Override 9326 void handleStartCopy() throws RemoteException { 9327 synchronized (mInstallLock) { 9328 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 9329 } 9330 9331 if (mSuccess) { 9332 final boolean mounted; 9333 if (Environment.isExternalStorageEmulated()) { 9334 mounted = true; 9335 } else { 9336 final String status = Environment.getExternalStorageState(); 9337 mounted = (Environment.MEDIA_MOUNTED.equals(status) 9338 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 9339 } 9340 9341 if (mounted) { 9342 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 9343 9344 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 9345 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 9346 9347 mStats.externalDataSize = calculateDirectorySize(mContainerService, 9348 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 9349 9350 // Always subtract cache size, since it's a subdirectory 9351 mStats.externalDataSize -= mStats.externalCacheSize; 9352 9353 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 9354 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 9355 9356 mStats.externalObbSize = calculateDirectorySize(mContainerService, 9357 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 9358 } 9359 } 9360 } 9361 9362 @Override 9363 void handleReturnCode() { 9364 if (mObserver != null) { 9365 try { 9366 mObserver.onGetStatsCompleted(mStats, mSuccess); 9367 } catch (RemoteException e) { 9368 Slog.i(TAG, "Observer no longer exists."); 9369 } 9370 } 9371 } 9372 9373 @Override 9374 void handleServiceError() { 9375 Slog.e(TAG, "Could not measure application " + mStats.packageName 9376 + " external storage"); 9377 } 9378 } 9379 9380 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 9381 throws RemoteException { 9382 long result = 0; 9383 for (File path : paths) { 9384 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 9385 } 9386 return result; 9387 } 9388 9389 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 9390 for (File path : paths) { 9391 try { 9392 mcs.clearDirectory(path.getAbsolutePath()); 9393 } catch (RemoteException e) { 9394 } 9395 } 9396 } 9397 9398 static class OriginInfo { 9399 /** 9400 * Location where install is coming from, before it has been 9401 * copied/renamed into place. This could be a single monolithic APK 9402 * file, or a cluster directory. This location may be untrusted. 9403 */ 9404 final File file; 9405 final String cid; 9406 9407 /** 9408 * Flag indicating that {@link #file} or {@link #cid} has already been 9409 * staged, meaning downstream users don't need to defensively copy the 9410 * contents. 9411 */ 9412 final boolean staged; 9413 9414 /** 9415 * Flag indicating that {@link #file} or {@link #cid} is an already 9416 * installed app that is being moved. 9417 */ 9418 final boolean existing; 9419 9420 final String resolvedPath; 9421 final File resolvedFile; 9422 9423 static OriginInfo fromNothing() { 9424 return new OriginInfo(null, null, false, false); 9425 } 9426 9427 static OriginInfo fromUntrustedFile(File file) { 9428 return new OriginInfo(file, null, false, false); 9429 } 9430 9431 static OriginInfo fromExistingFile(File file) { 9432 return new OriginInfo(file, null, false, true); 9433 } 9434 9435 static OriginInfo fromStagedFile(File file) { 9436 return new OriginInfo(file, null, true, false); 9437 } 9438 9439 static OriginInfo fromStagedContainer(String cid) { 9440 return new OriginInfo(null, cid, true, false); 9441 } 9442 9443 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 9444 this.file = file; 9445 this.cid = cid; 9446 this.staged = staged; 9447 this.existing = existing; 9448 9449 if (cid != null) { 9450 resolvedPath = PackageHelper.getSdDir(cid); 9451 resolvedFile = new File(resolvedPath); 9452 } else if (file != null) { 9453 resolvedPath = file.getAbsolutePath(); 9454 resolvedFile = file; 9455 } else { 9456 resolvedPath = null; 9457 resolvedFile = null; 9458 } 9459 } 9460 } 9461 9462 class InstallParams extends HandlerParams { 9463 final OriginInfo origin; 9464 final IPackageInstallObserver2 observer; 9465 int installFlags; 9466 final String installerPackageName; 9467 final String volumeUuid; 9468 final VerificationParams verificationParams; 9469 private InstallArgs mArgs; 9470 private int mRet; 9471 final String packageAbiOverride; 9472 9473 InstallParams(OriginInfo origin, IPackageInstallObserver2 observer, int installFlags, 9474 String installerPackageName, String volumeUuid, 9475 VerificationParams verificationParams, UserHandle user, String packageAbiOverride) { 9476 super(user); 9477 this.origin = origin; 9478 this.observer = observer; 9479 this.installFlags = installFlags; 9480 this.installerPackageName = installerPackageName; 9481 this.volumeUuid = volumeUuid; 9482 this.verificationParams = verificationParams; 9483 this.packageAbiOverride = packageAbiOverride; 9484 } 9485 9486 @Override 9487 public String toString() { 9488 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 9489 + " file=" + origin.file + " cid=" + origin.cid + "}"; 9490 } 9491 9492 public ManifestDigest getManifestDigest() { 9493 if (verificationParams == null) { 9494 return null; 9495 } 9496 return verificationParams.getManifestDigest(); 9497 } 9498 9499 private int installLocationPolicy(PackageInfoLite pkgLite) { 9500 String packageName = pkgLite.packageName; 9501 int installLocation = pkgLite.installLocation; 9502 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 9503 // reader 9504 synchronized (mPackages) { 9505 PackageParser.Package pkg = mPackages.get(packageName); 9506 if (pkg != null) { 9507 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 9508 // Check for downgrading. 9509 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 9510 try { 9511 checkDowngrade(pkg, pkgLite); 9512 } catch (PackageManagerException e) { 9513 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 9514 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 9515 } 9516 } 9517 // Check for updated system application. 9518 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 9519 if (onSd) { 9520 Slog.w(TAG, "Cannot install update to system app on sdcard"); 9521 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 9522 } 9523 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 9524 } else { 9525 if (onSd) { 9526 // Install flag overrides everything. 9527 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 9528 } 9529 // If current upgrade specifies particular preference 9530 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 9531 // Application explicitly specified internal. 9532 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 9533 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 9534 // App explictly prefers external. Let policy decide 9535 } else { 9536 // Prefer previous location 9537 if (isExternal(pkg)) { 9538 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 9539 } 9540 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 9541 } 9542 } 9543 } else { 9544 // Invalid install. Return error code 9545 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 9546 } 9547 } 9548 } 9549 // All the special cases have been taken care of. 9550 // Return result based on recommended install location. 9551 if (onSd) { 9552 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 9553 } 9554 return pkgLite.recommendedInstallLocation; 9555 } 9556 9557 /* 9558 * Invoke remote method to get package information and install 9559 * location values. Override install location based on default 9560 * policy if needed and then create install arguments based 9561 * on the install location. 9562 */ 9563 public void handleStartCopy() throws RemoteException { 9564 int ret = PackageManager.INSTALL_SUCCEEDED; 9565 9566 // If we're already staged, we've firmly committed to an install location 9567 if (origin.staged) { 9568 if (origin.file != null) { 9569 installFlags |= PackageManager.INSTALL_INTERNAL; 9570 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 9571 } else if (origin.cid != null) { 9572 installFlags |= PackageManager.INSTALL_EXTERNAL; 9573 installFlags &= ~PackageManager.INSTALL_INTERNAL; 9574 } else { 9575 throw new IllegalStateException("Invalid stage location"); 9576 } 9577 } 9578 9579 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 9580 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 9581 9582 PackageInfoLite pkgLite = null; 9583 9584 if (onInt && onSd) { 9585 // Check if both bits are set. 9586 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 9587 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 9588 } else { 9589 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 9590 packageAbiOverride); 9591 9592 /* 9593 * If we have too little free space, try to free cache 9594 * before giving up. 9595 */ 9596 if (!origin.staged && pkgLite.recommendedInstallLocation 9597 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 9598 // TODO: focus freeing disk space on the target device 9599 final StorageManager storage = StorageManager.from(mContext); 9600 final long lowThreshold = storage.getStorageLowBytes( 9601 Environment.getDataDirectory()); 9602 9603 final long sizeBytes = mContainerService.calculateInstalledSize( 9604 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 9605 9606 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 9607 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 9608 installFlags, packageAbiOverride); 9609 } 9610 9611 /* 9612 * The cache free must have deleted the file we 9613 * downloaded to install. 9614 * 9615 * TODO: fix the "freeCache" call to not delete 9616 * the file we care about. 9617 */ 9618 if (pkgLite.recommendedInstallLocation 9619 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 9620 pkgLite.recommendedInstallLocation 9621 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 9622 } 9623 } 9624 } 9625 9626 if (ret == PackageManager.INSTALL_SUCCEEDED) { 9627 int loc = pkgLite.recommendedInstallLocation; 9628 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 9629 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 9630 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 9631 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 9632 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 9633 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 9634 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 9635 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 9636 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 9637 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 9638 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 9639 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 9640 } else { 9641 // Override with defaults if needed. 9642 loc = installLocationPolicy(pkgLite); 9643 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 9644 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 9645 } else if (!onSd && !onInt) { 9646 // Override install location with flags 9647 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 9648 // Set the flag to install on external media. 9649 installFlags |= PackageManager.INSTALL_EXTERNAL; 9650 installFlags &= ~PackageManager.INSTALL_INTERNAL; 9651 } else { 9652 // Make sure the flag for installing on external 9653 // media is unset 9654 installFlags |= PackageManager.INSTALL_INTERNAL; 9655 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 9656 } 9657 } 9658 } 9659 } 9660 9661 final InstallArgs args = createInstallArgs(this); 9662 mArgs = args; 9663 9664 if (ret == PackageManager.INSTALL_SUCCEEDED) { 9665 /* 9666 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 9667 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 9668 */ 9669 int userIdentifier = getUser().getIdentifier(); 9670 if (userIdentifier == UserHandle.USER_ALL 9671 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 9672 userIdentifier = UserHandle.USER_OWNER; 9673 } 9674 9675 /* 9676 * Determine if we have any installed package verifiers. If we 9677 * do, then we'll defer to them to verify the packages. 9678 */ 9679 final int requiredUid = mRequiredVerifierPackage == null ? -1 9680 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 9681 if (!origin.existing && requiredUid != -1 9682 && isVerificationEnabled(userIdentifier, installFlags)) { 9683 final Intent verification = new Intent( 9684 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 9685 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 9686 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 9687 PACKAGE_MIME_TYPE); 9688 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9689 9690 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 9691 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 9692 0 /* TODO: Which userId? */); 9693 9694 if (DEBUG_VERIFY) { 9695 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 9696 + verification.toString() + " with " + pkgLite.verifiers.length 9697 + " optional verifiers"); 9698 } 9699 9700 final int verificationId = mPendingVerificationToken++; 9701 9702 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9703 9704 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 9705 installerPackageName); 9706 9707 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 9708 installFlags); 9709 9710 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 9711 pkgLite.packageName); 9712 9713 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 9714 pkgLite.versionCode); 9715 9716 if (verificationParams != null) { 9717 if (verificationParams.getVerificationURI() != null) { 9718 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 9719 verificationParams.getVerificationURI()); 9720 } 9721 if (verificationParams.getOriginatingURI() != null) { 9722 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 9723 verificationParams.getOriginatingURI()); 9724 } 9725 if (verificationParams.getReferrer() != null) { 9726 verification.putExtra(Intent.EXTRA_REFERRER, 9727 verificationParams.getReferrer()); 9728 } 9729 if (verificationParams.getOriginatingUid() >= 0) { 9730 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 9731 verificationParams.getOriginatingUid()); 9732 } 9733 if (verificationParams.getInstallerUid() >= 0) { 9734 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 9735 verificationParams.getInstallerUid()); 9736 } 9737 } 9738 9739 final PackageVerificationState verificationState = new PackageVerificationState( 9740 requiredUid, args); 9741 9742 mPendingVerification.append(verificationId, verificationState); 9743 9744 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 9745 receivers, verificationState); 9746 9747 /* 9748 * If any sufficient verifiers were listed in the package 9749 * manifest, attempt to ask them. 9750 */ 9751 if (sufficientVerifiers != null) { 9752 final int N = sufficientVerifiers.size(); 9753 if (N == 0) { 9754 Slog.i(TAG, "Additional verifiers required, but none installed."); 9755 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 9756 } else { 9757 for (int i = 0; i < N; i++) { 9758 final ComponentName verifierComponent = sufficientVerifiers.get(i); 9759 9760 final Intent sufficientIntent = new Intent(verification); 9761 sufficientIntent.setComponent(verifierComponent); 9762 9763 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 9764 } 9765 } 9766 } 9767 9768 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 9769 mRequiredVerifierPackage, receivers); 9770 if (ret == PackageManager.INSTALL_SUCCEEDED 9771 && mRequiredVerifierPackage != null) { 9772 /* 9773 * Send the intent to the required verification agent, 9774 * but only start the verification timeout after the 9775 * target BroadcastReceivers have run. 9776 */ 9777 verification.setComponent(requiredVerifierComponent); 9778 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 9779 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9780 new BroadcastReceiver() { 9781 @Override 9782 public void onReceive(Context context, Intent intent) { 9783 final Message msg = mHandler 9784 .obtainMessage(CHECK_PENDING_VERIFICATION); 9785 msg.arg1 = verificationId; 9786 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 9787 } 9788 }, null, 0, null, null); 9789 9790 /* 9791 * We don't want the copy to proceed until verification 9792 * succeeds, so null out this field. 9793 */ 9794 mArgs = null; 9795 } 9796 } else { 9797 /* 9798 * No package verification is enabled, so immediately start 9799 * the remote call to initiate copy using temporary file. 9800 */ 9801 ret = args.copyApk(mContainerService, true); 9802 } 9803 } 9804 9805 mRet = ret; 9806 } 9807 9808 @Override 9809 void handleReturnCode() { 9810 // If mArgs is null, then MCS couldn't be reached. When it 9811 // reconnects, it will try again to install. At that point, this 9812 // will succeed. 9813 if (mArgs != null) { 9814 processPendingInstall(mArgs, mRet); 9815 } 9816 } 9817 9818 @Override 9819 void handleServiceError() { 9820 mArgs = createInstallArgs(this); 9821 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 9822 } 9823 9824 public boolean isForwardLocked() { 9825 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 9826 } 9827 } 9828 9829 /** 9830 * Used during creation of InstallArgs 9831 * 9832 * @param installFlags package installation flags 9833 * @return true if should be installed on external storage 9834 */ 9835 private static boolean installOnExternalAsec(int installFlags) { 9836 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 9837 return false; 9838 } 9839 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 9840 return true; 9841 } 9842 return false; 9843 } 9844 9845 /** 9846 * Used during creation of InstallArgs 9847 * 9848 * @param installFlags package installation flags 9849 * @return true if should be installed as forward locked 9850 */ 9851 private static boolean installForwardLocked(int installFlags) { 9852 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 9853 } 9854 9855 private InstallArgs createInstallArgs(InstallParams params) { 9856 if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 9857 return new AsecInstallArgs(params); 9858 } else { 9859 return new FileInstallArgs(params); 9860 } 9861 } 9862 9863 /** 9864 * Create args that describe an existing installed package. Typically used 9865 * when cleaning up old installs, or used as a move source. 9866 */ 9867 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 9868 String resourcePath, String nativeLibraryRoot, String[] instructionSets) { 9869 final boolean isInAsec; 9870 if (installOnExternalAsec(installFlags)) { 9871 /* Apps on SD card are always in ASEC containers. */ 9872 isInAsec = true; 9873 } else if (installForwardLocked(installFlags) 9874 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 9875 /* 9876 * Forward-locked apps are only in ASEC containers if they're the 9877 * new style 9878 */ 9879 isInAsec = true; 9880 } else { 9881 isInAsec = false; 9882 } 9883 9884 if (isInAsec) { 9885 return new AsecInstallArgs(codePath, instructionSets, 9886 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 9887 } else { 9888 return new FileInstallArgs(codePath, resourcePath, nativeLibraryRoot, 9889 instructionSets); 9890 } 9891 } 9892 9893 static abstract class InstallArgs { 9894 /** @see InstallParams#origin */ 9895 final OriginInfo origin; 9896 9897 final IPackageInstallObserver2 observer; 9898 // Always refers to PackageManager flags only 9899 final int installFlags; 9900 final String installerPackageName; 9901 final String volumeUuid; 9902 final ManifestDigest manifestDigest; 9903 final UserHandle user; 9904 final String abiOverride; 9905 9906 // The list of instruction sets supported by this app. This is currently 9907 // only used during the rmdex() phase to clean up resources. We can get rid of this 9908 // if we move dex files under the common app path. 9909 /* nullable */ String[] instructionSets; 9910 9911 InstallArgs(OriginInfo origin, IPackageInstallObserver2 observer, int installFlags, 9912 String installerPackageName, String volumeUuid, ManifestDigest manifestDigest, 9913 UserHandle user, String[] instructionSets, String abiOverride) { 9914 this.origin = origin; 9915 this.installFlags = installFlags; 9916 this.observer = observer; 9917 this.installerPackageName = installerPackageName; 9918 this.volumeUuid = volumeUuid; 9919 this.manifestDigest = manifestDigest; 9920 this.user = user; 9921 this.instructionSets = instructionSets; 9922 this.abiOverride = abiOverride; 9923 } 9924 9925 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 9926 abstract int doPreInstall(int status); 9927 9928 /** 9929 * Rename package into final resting place. All paths on the given 9930 * scanned package should be updated to reflect the rename. 9931 */ 9932 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 9933 abstract int doPostInstall(int status, int uid); 9934 9935 /** @see PackageSettingBase#codePathString */ 9936 abstract String getCodePath(); 9937 /** @see PackageSettingBase#resourcePathString */ 9938 abstract String getResourcePath(); 9939 abstract String getLegacyNativeLibraryPath(); 9940 9941 // Need installer lock especially for dex file removal. 9942 abstract void cleanUpResourcesLI(); 9943 abstract boolean doPostDeleteLI(boolean delete); 9944 abstract boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException; 9945 9946 /** 9947 * Called before the source arguments are copied. This is used mostly 9948 * for MoveParams when it needs to read the source file to put it in the 9949 * destination. 9950 */ 9951 int doPreCopy() { 9952 return PackageManager.INSTALL_SUCCEEDED; 9953 } 9954 9955 /** 9956 * Called after the source arguments are copied. This is used mostly for 9957 * MoveParams when it needs to read the source file to put it in the 9958 * destination. 9959 * 9960 * @return 9961 */ 9962 int doPostCopy(int uid) { 9963 return PackageManager.INSTALL_SUCCEEDED; 9964 } 9965 9966 protected boolean isFwdLocked() { 9967 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 9968 } 9969 9970 protected boolean isExternalAsec() { 9971 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 9972 } 9973 9974 UserHandle getUser() { 9975 return user; 9976 } 9977 } 9978 9979 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 9980 if (!allCodePaths.isEmpty()) { 9981 if (instructionSets == null) { 9982 throw new IllegalStateException("instructionSet == null"); 9983 } 9984 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 9985 for (String codePath : allCodePaths) { 9986 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 9987 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 9988 if (retCode < 0) { 9989 Slog.w(TAG, "Couldn't remove dex file for package: " 9990 + " at location " + codePath + ", retcode=" + retCode); 9991 // we don't consider this to be a failure of the core package deletion 9992 } 9993 } 9994 } 9995 } 9996 } 9997 9998 /** 9999 * Logic to handle installation of non-ASEC applications, including copying 10000 * and renaming logic. 10001 */ 10002 class FileInstallArgs extends InstallArgs { 10003 private File codeFile; 10004 private File resourceFile; 10005 private File legacyNativeLibraryPath; 10006 10007 // Example topology: 10008 // /data/app/com.example/base.apk 10009 // /data/app/com.example/split_foo.apk 10010 // /data/app/com.example/lib/arm/libfoo.so 10011 // /data/app/com.example/lib/arm64/libfoo.so 10012 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 10013 10014 /** New install */ 10015 FileInstallArgs(InstallParams params) { 10016 super(params.origin, params.observer, params.installFlags, 10017 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10018 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10019 if (isFwdLocked()) { 10020 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 10021 } 10022 } 10023 10024 /** Existing install */ 10025 FileInstallArgs(String codePath, String resourcePath, String legacyNativeLibraryPath, 10026 String[] instructionSets) { 10027 super(OriginInfo.fromNothing(), null, 0, null, null, null, null, instructionSets, null); 10028 this.codeFile = (codePath != null) ? new File(codePath) : null; 10029 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 10030 this.legacyNativeLibraryPath = (legacyNativeLibraryPath != null) ? 10031 new File(legacyNativeLibraryPath) : null; 10032 } 10033 10034 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 10035 final long sizeBytes = imcs.calculateInstalledSize(origin.file.getAbsolutePath(), 10036 isFwdLocked(), abiOverride); 10037 10038 final StorageManager storage = StorageManager.from(mContext); 10039 return (sizeBytes <= storage.getStorageBytesUntilLow(Environment.getDataDirectory())); 10040 } 10041 10042 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10043 if (origin.staged) { 10044 Slog.d(TAG, origin.file + " already staged; skipping copy"); 10045 codeFile = origin.file; 10046 resourceFile = origin.file; 10047 return PackageManager.INSTALL_SUCCEEDED; 10048 } 10049 10050 try { 10051 final File tempDir = mInstallerService.allocateStageDirLegacy(volumeUuid); 10052 codeFile = tempDir; 10053 resourceFile = tempDir; 10054 } catch (IOException e) { 10055 Slog.w(TAG, "Failed to create copy file: " + e); 10056 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10057 } 10058 10059 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 10060 @Override 10061 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 10062 if (!FileUtils.isValidExtFilename(name)) { 10063 throw new IllegalArgumentException("Invalid filename: " + name); 10064 } 10065 try { 10066 final File file = new File(codeFile, name); 10067 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 10068 O_RDWR | O_CREAT, 0644); 10069 Os.chmod(file.getAbsolutePath(), 0644); 10070 return new ParcelFileDescriptor(fd); 10071 } catch (ErrnoException e) { 10072 throw new RemoteException("Failed to open: " + e.getMessage()); 10073 } 10074 } 10075 }; 10076 10077 int ret = PackageManager.INSTALL_SUCCEEDED; 10078 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 10079 if (ret != PackageManager.INSTALL_SUCCEEDED) { 10080 Slog.e(TAG, "Failed to copy package"); 10081 return ret; 10082 } 10083 10084 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 10085 NativeLibraryHelper.Handle handle = null; 10086 try { 10087 handle = NativeLibraryHelper.Handle.create(codeFile); 10088 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 10089 abiOverride); 10090 } catch (IOException e) { 10091 Slog.e(TAG, "Copying native libraries failed", e); 10092 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10093 } finally { 10094 IoUtils.closeQuietly(handle); 10095 } 10096 10097 return ret; 10098 } 10099 10100 int doPreInstall(int status) { 10101 if (status != PackageManager.INSTALL_SUCCEEDED) { 10102 cleanUp(); 10103 } 10104 return status; 10105 } 10106 10107 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10108 if (status != PackageManager.INSTALL_SUCCEEDED) { 10109 cleanUp(); 10110 return false; 10111 } else { 10112 final File targetDir = codeFile.getParentFile(); 10113 final File beforeCodeFile = codeFile; 10114 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 10115 10116 Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 10117 try { 10118 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 10119 } catch (ErrnoException e) { 10120 Slog.d(TAG, "Failed to rename", e); 10121 return false; 10122 } 10123 10124 if (!SELinux.restoreconRecursive(afterCodeFile)) { 10125 Slog.d(TAG, "Failed to restorecon"); 10126 return false; 10127 } 10128 10129 // Reflect the rename internally 10130 codeFile = afterCodeFile; 10131 resourceFile = afterCodeFile; 10132 10133 // Reflect the rename in scanned details 10134 pkg.codePath = afterCodeFile.getAbsolutePath(); 10135 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10136 pkg.baseCodePath); 10137 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10138 pkg.splitCodePaths); 10139 10140 // Reflect the rename in app info 10141 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 10142 pkg.applicationInfo.setCodePath(pkg.codePath); 10143 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 10144 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 10145 pkg.applicationInfo.setResourcePath(pkg.codePath); 10146 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 10147 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 10148 10149 return true; 10150 } 10151 } 10152 10153 int doPostInstall(int status, int uid) { 10154 if (status != PackageManager.INSTALL_SUCCEEDED) { 10155 cleanUp(); 10156 } 10157 return status; 10158 } 10159 10160 @Override 10161 String getCodePath() { 10162 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 10163 } 10164 10165 @Override 10166 String getResourcePath() { 10167 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 10168 } 10169 10170 @Override 10171 String getLegacyNativeLibraryPath() { 10172 return (legacyNativeLibraryPath != null) ? legacyNativeLibraryPath.getAbsolutePath() : null; 10173 } 10174 10175 private boolean cleanUp() { 10176 if (codeFile == null || !codeFile.exists()) { 10177 return false; 10178 } 10179 10180 if (codeFile.isDirectory()) { 10181 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 10182 } else { 10183 codeFile.delete(); 10184 } 10185 10186 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 10187 resourceFile.delete(); 10188 } 10189 10190 if (legacyNativeLibraryPath != null && !FileUtils.contains(codeFile, legacyNativeLibraryPath)) { 10191 if (!FileUtils.deleteContents(legacyNativeLibraryPath)) { 10192 Slog.w(TAG, "Couldn't delete native library directory " + legacyNativeLibraryPath); 10193 } 10194 legacyNativeLibraryPath.delete(); 10195 } 10196 10197 return true; 10198 } 10199 10200 void cleanUpResourcesLI() { 10201 // Try enumerating all code paths before deleting 10202 List<String> allCodePaths = Collections.EMPTY_LIST; 10203 if (codeFile != null && codeFile.exists()) { 10204 try { 10205 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 10206 allCodePaths = pkg.getAllCodePaths(); 10207 } catch (PackageParserException e) { 10208 // Ignored; we tried our best 10209 } 10210 } 10211 10212 cleanUp(); 10213 removeDexFiles(allCodePaths, instructionSets); 10214 } 10215 10216 boolean doPostDeleteLI(boolean delete) { 10217 // XXX err, shouldn't we respect the delete flag? 10218 cleanUpResourcesLI(); 10219 return true; 10220 } 10221 } 10222 10223 private boolean isAsecExternal(String cid) { 10224 final String asecPath = PackageHelper.getSdFilesystem(cid); 10225 return !asecPath.startsWith(mAsecInternalPath); 10226 } 10227 10228 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 10229 PackageManagerException { 10230 if (copyRet < 0) { 10231 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 10232 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 10233 throw new PackageManagerException(copyRet, message); 10234 } 10235 } 10236 } 10237 10238 /** 10239 * Extract the MountService "container ID" from the full code path of an 10240 * .apk. 10241 */ 10242 static String cidFromCodePath(String fullCodePath) { 10243 int eidx = fullCodePath.lastIndexOf("/"); 10244 String subStr1 = fullCodePath.substring(0, eidx); 10245 int sidx = subStr1.lastIndexOf("/"); 10246 return subStr1.substring(sidx+1, eidx); 10247 } 10248 10249 /** 10250 * Logic to handle installation of ASEC applications, including copying and 10251 * renaming logic. 10252 */ 10253 class AsecInstallArgs extends InstallArgs { 10254 static final String RES_FILE_NAME = "pkg.apk"; 10255 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 10256 10257 String cid; 10258 String packagePath; 10259 String resourcePath; 10260 String legacyNativeLibraryDir; 10261 10262 /** New install */ 10263 AsecInstallArgs(InstallParams params) { 10264 super(params.origin, params.observer, params.installFlags, 10265 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10266 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10267 } 10268 10269 /** Existing install */ 10270 AsecInstallArgs(String fullCodePath, String[] instructionSets, 10271 boolean isExternal, boolean isForwardLocked) { 10272 super(OriginInfo.fromNothing(), null, (isExternal ? INSTALL_EXTERNAL : 0) 10273 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 10274 instructionSets, null); 10275 // Hackily pretend we're still looking at a full code path 10276 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 10277 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 10278 } 10279 10280 // Extract cid from fullCodePath 10281 int eidx = fullCodePath.lastIndexOf("/"); 10282 String subStr1 = fullCodePath.substring(0, eidx); 10283 int sidx = subStr1.lastIndexOf("/"); 10284 cid = subStr1.substring(sidx+1, eidx); 10285 setMountPath(subStr1); 10286 } 10287 10288 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 10289 super(OriginInfo.fromNothing(), null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 10290 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 10291 instructionSets, null); 10292 this.cid = cid; 10293 setMountPath(PackageHelper.getSdDir(cid)); 10294 } 10295 10296 void createCopyFile() { 10297 cid = mInstallerService.allocateExternalStageCidLegacy(); 10298 } 10299 10300 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 10301 final long sizeBytes = imcs.calculateInstalledSize(packagePath, isFwdLocked(), 10302 abiOverride); 10303 10304 final File target; 10305 if (isExternalAsec()) { 10306 target = new UserEnvironment(UserHandle.USER_OWNER).getExternalStorageDirectory(); 10307 } else { 10308 target = Environment.getDataDirectory(); 10309 } 10310 10311 final StorageManager storage = StorageManager.from(mContext); 10312 return (sizeBytes <= storage.getStorageBytesUntilLow(target)); 10313 } 10314 10315 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10316 if (origin.staged) { 10317 Slog.d(TAG, origin.cid + " already staged; skipping copy"); 10318 cid = origin.cid; 10319 setMountPath(PackageHelper.getSdDir(cid)); 10320 return PackageManager.INSTALL_SUCCEEDED; 10321 } 10322 10323 if (temp) { 10324 createCopyFile(); 10325 } else { 10326 /* 10327 * Pre-emptively destroy the container since it's destroyed if 10328 * copying fails due to it existing anyway. 10329 */ 10330 PackageHelper.destroySdDir(cid); 10331 } 10332 10333 final String newMountPath = imcs.copyPackageToContainer( 10334 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 10335 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 10336 10337 if (newMountPath != null) { 10338 setMountPath(newMountPath); 10339 return PackageManager.INSTALL_SUCCEEDED; 10340 } else { 10341 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10342 } 10343 } 10344 10345 @Override 10346 String getCodePath() { 10347 return packagePath; 10348 } 10349 10350 @Override 10351 String getResourcePath() { 10352 return resourcePath; 10353 } 10354 10355 @Override 10356 String getLegacyNativeLibraryPath() { 10357 return legacyNativeLibraryDir; 10358 } 10359 10360 int doPreInstall(int status) { 10361 if (status != PackageManager.INSTALL_SUCCEEDED) { 10362 // Destroy container 10363 PackageHelper.destroySdDir(cid); 10364 } else { 10365 boolean mounted = PackageHelper.isContainerMounted(cid); 10366 if (!mounted) { 10367 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 10368 Process.SYSTEM_UID); 10369 if (newMountPath != null) { 10370 setMountPath(newMountPath); 10371 } else { 10372 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10373 } 10374 } 10375 } 10376 return status; 10377 } 10378 10379 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10380 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 10381 String newMountPath = null; 10382 if (PackageHelper.isContainerMounted(cid)) { 10383 // Unmount the container 10384 if (!PackageHelper.unMountSdDir(cid)) { 10385 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 10386 return false; 10387 } 10388 } 10389 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 10390 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 10391 " which might be stale. Will try to clean up."); 10392 // Clean up the stale container and proceed to recreate. 10393 if (!PackageHelper.destroySdDir(newCacheId)) { 10394 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 10395 return false; 10396 } 10397 // Successfully cleaned up stale container. Try to rename again. 10398 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 10399 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 10400 + " inspite of cleaning it up."); 10401 return false; 10402 } 10403 } 10404 if (!PackageHelper.isContainerMounted(newCacheId)) { 10405 Slog.w(TAG, "Mounting container " + newCacheId); 10406 newMountPath = PackageHelper.mountSdDir(newCacheId, 10407 getEncryptKey(), Process.SYSTEM_UID); 10408 } else { 10409 newMountPath = PackageHelper.getSdDir(newCacheId); 10410 } 10411 if (newMountPath == null) { 10412 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 10413 return false; 10414 } 10415 Log.i(TAG, "Succesfully renamed " + cid + 10416 " to " + newCacheId + 10417 " at new path: " + newMountPath); 10418 cid = newCacheId; 10419 10420 final File beforeCodeFile = new File(packagePath); 10421 setMountPath(newMountPath); 10422 final File afterCodeFile = new File(packagePath); 10423 10424 // Reflect the rename in scanned details 10425 pkg.codePath = afterCodeFile.getAbsolutePath(); 10426 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10427 pkg.baseCodePath); 10428 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10429 pkg.splitCodePaths); 10430 10431 // Reflect the rename in app info 10432 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 10433 pkg.applicationInfo.setCodePath(pkg.codePath); 10434 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 10435 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 10436 pkg.applicationInfo.setResourcePath(pkg.codePath); 10437 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 10438 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 10439 10440 return true; 10441 } 10442 10443 private void setMountPath(String mountPath) { 10444 final File mountFile = new File(mountPath); 10445 10446 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 10447 if (monolithicFile.exists()) { 10448 packagePath = monolithicFile.getAbsolutePath(); 10449 if (isFwdLocked()) { 10450 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 10451 } else { 10452 resourcePath = packagePath; 10453 } 10454 } else { 10455 packagePath = mountFile.getAbsolutePath(); 10456 resourcePath = packagePath; 10457 } 10458 10459 legacyNativeLibraryDir = new File(mountFile, LIB_DIR_NAME).getAbsolutePath(); 10460 } 10461 10462 int doPostInstall(int status, int uid) { 10463 if (status != PackageManager.INSTALL_SUCCEEDED) { 10464 cleanUp(); 10465 } else { 10466 final int groupOwner; 10467 final String protectedFile; 10468 if (isFwdLocked()) { 10469 groupOwner = UserHandle.getSharedAppGid(uid); 10470 protectedFile = RES_FILE_NAME; 10471 } else { 10472 groupOwner = -1; 10473 protectedFile = null; 10474 } 10475 10476 if (uid < Process.FIRST_APPLICATION_UID 10477 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 10478 Slog.e(TAG, "Failed to finalize " + cid); 10479 PackageHelper.destroySdDir(cid); 10480 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10481 } 10482 10483 boolean mounted = PackageHelper.isContainerMounted(cid); 10484 if (!mounted) { 10485 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 10486 } 10487 } 10488 return status; 10489 } 10490 10491 private void cleanUp() { 10492 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 10493 10494 // Destroy secure container 10495 PackageHelper.destroySdDir(cid); 10496 } 10497 10498 private List<String> getAllCodePaths() { 10499 final File codeFile = new File(getCodePath()); 10500 if (codeFile != null && codeFile.exists()) { 10501 try { 10502 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 10503 return pkg.getAllCodePaths(); 10504 } catch (PackageParserException e) { 10505 // Ignored; we tried our best 10506 } 10507 } 10508 return Collections.EMPTY_LIST; 10509 } 10510 10511 void cleanUpResourcesLI() { 10512 // Enumerate all code paths before deleting 10513 cleanUpResourcesLI(getAllCodePaths()); 10514 } 10515 10516 private void cleanUpResourcesLI(List<String> allCodePaths) { 10517 cleanUp(); 10518 removeDexFiles(allCodePaths, instructionSets); 10519 } 10520 10521 10522 10523 String getPackageName() { 10524 return getAsecPackageName(cid); 10525 } 10526 10527 boolean doPostDeleteLI(boolean delete) { 10528 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 10529 final List<String> allCodePaths = getAllCodePaths(); 10530 boolean mounted = PackageHelper.isContainerMounted(cid); 10531 if (mounted) { 10532 // Unmount first 10533 if (PackageHelper.unMountSdDir(cid)) { 10534 mounted = false; 10535 } 10536 } 10537 if (!mounted && delete) { 10538 cleanUpResourcesLI(allCodePaths); 10539 } 10540 return !mounted; 10541 } 10542 10543 @Override 10544 int doPreCopy() { 10545 if (isFwdLocked()) { 10546 if (!PackageHelper.fixSdPermissions(cid, 10547 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 10548 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10549 } 10550 } 10551 10552 return PackageManager.INSTALL_SUCCEEDED; 10553 } 10554 10555 @Override 10556 int doPostCopy(int uid) { 10557 if (isFwdLocked()) { 10558 if (uid < Process.FIRST_APPLICATION_UID 10559 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 10560 RES_FILE_NAME)) { 10561 Slog.e(TAG, "Failed to finalize " + cid); 10562 PackageHelper.destroySdDir(cid); 10563 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10564 } 10565 } 10566 10567 return PackageManager.INSTALL_SUCCEEDED; 10568 } 10569 } 10570 10571 static String getAsecPackageName(String packageCid) { 10572 int idx = packageCid.lastIndexOf("-"); 10573 if (idx == -1) { 10574 return packageCid; 10575 } 10576 return packageCid.substring(0, idx); 10577 } 10578 10579 // Utility method used to create code paths based on package name and available index. 10580 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 10581 String idxStr = ""; 10582 int idx = 1; 10583 // Fall back to default value of idx=1 if prefix is not 10584 // part of oldCodePath 10585 if (oldCodePath != null) { 10586 String subStr = oldCodePath; 10587 // Drop the suffix right away 10588 if (suffix != null && subStr.endsWith(suffix)) { 10589 subStr = subStr.substring(0, subStr.length() - suffix.length()); 10590 } 10591 // If oldCodePath already contains prefix find out the 10592 // ending index to either increment or decrement. 10593 int sidx = subStr.lastIndexOf(prefix); 10594 if (sidx != -1) { 10595 subStr = subStr.substring(sidx + prefix.length()); 10596 if (subStr != null) { 10597 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 10598 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 10599 } 10600 try { 10601 idx = Integer.parseInt(subStr); 10602 if (idx <= 1) { 10603 idx++; 10604 } else { 10605 idx--; 10606 } 10607 } catch(NumberFormatException e) { 10608 } 10609 } 10610 } 10611 } 10612 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 10613 return prefix + idxStr; 10614 } 10615 10616 private File getNextCodePath(File targetDir, String packageName) { 10617 int suffix = 1; 10618 File result; 10619 do { 10620 result = new File(targetDir, packageName + "-" + suffix); 10621 suffix++; 10622 } while (result.exists()); 10623 return result; 10624 } 10625 10626 // Utility method that returns the relative package path with respect 10627 // to the installation directory. Like say for /data/data/com.test-1.apk 10628 // string com.test-1 is returned. 10629 static String deriveCodePathName(String codePath) { 10630 if (codePath == null) { 10631 return null; 10632 } 10633 final File codeFile = new File(codePath); 10634 final String name = codeFile.getName(); 10635 if (codeFile.isDirectory()) { 10636 return name; 10637 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 10638 final int lastDot = name.lastIndexOf('.'); 10639 return name.substring(0, lastDot); 10640 } else { 10641 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 10642 return null; 10643 } 10644 } 10645 10646 class PackageInstalledInfo { 10647 String name; 10648 int uid; 10649 // The set of users that originally had this package installed. 10650 int[] origUsers; 10651 // The set of users that now have this package installed. 10652 int[] newUsers; 10653 PackageParser.Package pkg; 10654 int returnCode; 10655 String returnMsg; 10656 PackageRemovedInfo removedInfo; 10657 10658 public void setError(int code, String msg) { 10659 returnCode = code; 10660 returnMsg = msg; 10661 Slog.w(TAG, msg); 10662 } 10663 10664 public void setError(String msg, PackageParserException e) { 10665 returnCode = e.error; 10666 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 10667 Slog.w(TAG, msg, e); 10668 } 10669 10670 public void setError(String msg, PackageManagerException e) { 10671 returnCode = e.error; 10672 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 10673 Slog.w(TAG, msg, e); 10674 } 10675 10676 // In some error cases we want to convey more info back to the observer 10677 String origPackage; 10678 String origPermission; 10679 } 10680 10681 /* 10682 * Install a non-existing package. 10683 */ 10684 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 10685 UserHandle user, String installerPackageName, String volumeUuid, 10686 PackageInstalledInfo res) { 10687 // Remember this for later, in case we need to rollback this install 10688 String pkgName = pkg.packageName; 10689 10690 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 10691 final boolean dataDirExists = PackageManager.getDataDirForUser(volumeUuid, pkgName, 10692 UserHandle.USER_OWNER).exists(); 10693 synchronized(mPackages) { 10694 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 10695 // A package with the same name is already installed, though 10696 // it has been renamed to an older name. The package we 10697 // are trying to install should be installed as an update to 10698 // the existing one, but that has not been requested, so bail. 10699 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 10700 + " without first uninstalling package running as " 10701 + mSettings.mRenamedPackages.get(pkgName)); 10702 return; 10703 } 10704 if (mPackages.containsKey(pkgName)) { 10705 // Don't allow installation over an existing package with the same name. 10706 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 10707 + " without first uninstalling."); 10708 return; 10709 } 10710 } 10711 10712 try { 10713 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 10714 System.currentTimeMillis(), user); 10715 10716 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 10717 // delete the partially installed application. the data directory will have to be 10718 // restored if it was already existing 10719 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 10720 // remove package from internal structures. Note that we want deletePackageX to 10721 // delete the package data and cache directories that it created in 10722 // scanPackageLocked, unless those directories existed before we even tried to 10723 // install. 10724 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 10725 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 10726 res.removedInfo, true); 10727 } 10728 10729 } catch (PackageManagerException e) { 10730 res.setError("Package couldn't be installed in " + pkg.codePath, e); 10731 } 10732 } 10733 10734 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 10735 // Upgrade keysets are being used. Determine if new package has a superset of the 10736 // required keys. 10737 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 10738 KeySetManagerService ksms = mSettings.mKeySetManagerService; 10739 for (int i = 0; i < upgradeKeySets.length; i++) { 10740 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 10741 if (newPkg.mSigningKeys.containsAll(upgradeSet)) { 10742 return true; 10743 } 10744 } 10745 return false; 10746 } 10747 10748 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 10749 UserHandle user, String installerPackageName, String volumeUuid, 10750 PackageInstalledInfo res) { 10751 PackageParser.Package oldPackage; 10752 String pkgName = pkg.packageName; 10753 int[] allUsers; 10754 boolean[] perUserInstalled; 10755 10756 // First find the old package info and check signatures 10757 synchronized(mPackages) { 10758 oldPackage = mPackages.get(pkgName); 10759 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 10760 PackageSetting ps = mSettings.mPackages.get(pkgName); 10761 if (ps == null || !ps.keySetData.isUsingUpgradeKeySets() || ps.sharedUser != null) { 10762 // default to original signature matching 10763 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 10764 != PackageManager.SIGNATURE_MATCH) { 10765 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 10766 "New package has a different signature: " + pkgName); 10767 return; 10768 } 10769 } else { 10770 if(!checkUpgradeKeySetLP(ps, pkg)) { 10771 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 10772 "New package not signed by keys specified by upgrade-keysets: " 10773 + pkgName); 10774 return; 10775 } 10776 } 10777 10778 // In case of rollback, remember per-user/profile install state 10779 allUsers = sUserManager.getUserIds(); 10780 perUserInstalled = new boolean[allUsers.length]; 10781 for (int i = 0; i < allUsers.length; i++) { 10782 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 10783 } 10784 } 10785 10786 boolean sysPkg = (isSystemApp(oldPackage)); 10787 if (sysPkg) { 10788 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 10789 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 10790 } else { 10791 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 10792 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 10793 } 10794 } 10795 10796 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 10797 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 10798 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 10799 String volumeUuid, PackageInstalledInfo res) { 10800 String pkgName = deletedPackage.packageName; 10801 boolean deletedPkg = true; 10802 boolean updatedSettings = false; 10803 10804 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 10805 + deletedPackage); 10806 long origUpdateTime; 10807 if (pkg.mExtras != null) { 10808 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 10809 } else { 10810 origUpdateTime = 0; 10811 } 10812 10813 // First delete the existing package while retaining the data directory 10814 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 10815 res.removedInfo, true)) { 10816 // If the existing package wasn't successfully deleted 10817 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 10818 deletedPkg = false; 10819 } else { 10820 // Successfully deleted the old package; proceed with replace. 10821 10822 // If deleted package lived in a container, give users a chance to 10823 // relinquish resources before killing. 10824 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 10825 if (DEBUG_INSTALL) { 10826 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 10827 } 10828 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 10829 final ArrayList<String> pkgList = new ArrayList<String>(1); 10830 pkgList.add(deletedPackage.applicationInfo.packageName); 10831 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 10832 } 10833 10834 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 10835 try { 10836 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 10837 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 10838 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 10839 perUserInstalled, res, user); 10840 updatedSettings = true; 10841 } catch (PackageManagerException e) { 10842 res.setError("Package couldn't be installed in " + pkg.codePath, e); 10843 } 10844 } 10845 10846 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 10847 // remove package from internal structures. Note that we want deletePackageX to 10848 // delete the package data and cache directories that it created in 10849 // scanPackageLocked, unless those directories existed before we even tried to 10850 // install. 10851 if(updatedSettings) { 10852 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 10853 deletePackageLI( 10854 pkgName, null, true, allUsers, perUserInstalled, 10855 PackageManager.DELETE_KEEP_DATA, 10856 res.removedInfo, true); 10857 } 10858 // Since we failed to install the new package we need to restore the old 10859 // package that we deleted. 10860 if (deletedPkg) { 10861 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 10862 File restoreFile = new File(deletedPackage.codePath); 10863 // Parse old package 10864 boolean oldExternal = isExternal(deletedPackage); 10865 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 10866 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 10867 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 10868 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 10869 try { 10870 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 10871 } catch (PackageManagerException e) { 10872 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 10873 + e.getMessage()); 10874 return; 10875 } 10876 // Restore of old package succeeded. Update permissions. 10877 // writer 10878 synchronized (mPackages) { 10879 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 10880 UPDATE_PERMISSIONS_ALL); 10881 // can downgrade to reader 10882 mSettings.writeLPr(); 10883 } 10884 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 10885 } 10886 } 10887 } 10888 10889 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 10890 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 10891 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 10892 String volumeUuid, PackageInstalledInfo res) { 10893 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 10894 + ", old=" + deletedPackage); 10895 boolean disabledSystem = false; 10896 boolean updatedSettings = false; 10897 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 10898 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 10899 != 0) { 10900 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 10901 } 10902 String packageName = deletedPackage.packageName; 10903 if (packageName == null) { 10904 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 10905 "Attempt to delete null packageName."); 10906 return; 10907 } 10908 PackageParser.Package oldPkg; 10909 PackageSetting oldPkgSetting; 10910 // reader 10911 synchronized (mPackages) { 10912 oldPkg = mPackages.get(packageName); 10913 oldPkgSetting = mSettings.mPackages.get(packageName); 10914 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 10915 (oldPkgSetting == null)) { 10916 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 10917 "Couldn't find package:" + packageName + " information"); 10918 return; 10919 } 10920 } 10921 10922 killApplication(packageName, oldPkg.applicationInfo.uid, "replace sys pkg"); 10923 10924 res.removedInfo.uid = oldPkg.applicationInfo.uid; 10925 res.removedInfo.removedPackage = packageName; 10926 // Remove existing system package 10927 removePackageLI(oldPkgSetting, true); 10928 // writer 10929 synchronized (mPackages) { 10930 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 10931 if (!disabledSystem && deletedPackage != null) { 10932 // We didn't need to disable the .apk as a current system package, 10933 // which means we are replacing another update that is already 10934 // installed. We need to make sure to delete the older one's .apk. 10935 res.removedInfo.args = createInstallArgsForExisting(0, 10936 deletedPackage.applicationInfo.getCodePath(), 10937 deletedPackage.applicationInfo.getResourcePath(), 10938 deletedPackage.applicationInfo.nativeLibraryRootDir, 10939 getAppDexInstructionSets(deletedPackage.applicationInfo)); 10940 } else { 10941 res.removedInfo.args = null; 10942 } 10943 } 10944 10945 // Successfully disabled the old package. Now proceed with re-installation 10946 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 10947 10948 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 10949 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 10950 10951 PackageParser.Package newPackage = null; 10952 try { 10953 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 10954 if (newPackage.mExtras != null) { 10955 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 10956 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 10957 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 10958 10959 // is the update attempting to change shared user? that isn't going to work... 10960 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 10961 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 10962 "Forbidding shared user change from " + oldPkgSetting.sharedUser 10963 + " to " + newPkgSetting.sharedUser); 10964 updatedSettings = true; 10965 } 10966 } 10967 10968 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10969 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 10970 perUserInstalled, res, user); 10971 updatedSettings = true; 10972 } 10973 10974 } catch (PackageManagerException e) { 10975 res.setError("Package couldn't be installed in " + pkg.codePath, e); 10976 } 10977 10978 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 10979 // Re installation failed. Restore old information 10980 // Remove new pkg information 10981 if (newPackage != null) { 10982 removeInstalledPackageLI(newPackage, true); 10983 } 10984 // Add back the old system package 10985 try { 10986 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 10987 } catch (PackageManagerException e) { 10988 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 10989 } 10990 // Restore the old system information in Settings 10991 synchronized (mPackages) { 10992 if (disabledSystem) { 10993 mSettings.enableSystemPackageLPw(packageName); 10994 } 10995 if (updatedSettings) { 10996 mSettings.setInstallerPackageName(packageName, 10997 oldPkgSetting.installerPackageName); 10998 } 10999 mSettings.writeLPr(); 11000 } 11001 } 11002 } 11003 11004 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 11005 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 11006 UserHandle user) { 11007 String pkgName = newPackage.packageName; 11008 synchronized (mPackages) { 11009 //write settings. the installStatus will be incomplete at this stage. 11010 //note that the new package setting would have already been 11011 //added to mPackages. It hasn't been persisted yet. 11012 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 11013 mSettings.writeLPr(); 11014 } 11015 11016 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 11017 11018 synchronized (mPackages) { 11019 updatePermissionsLPw(newPackage.packageName, newPackage, 11020 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 11021 ? UPDATE_PERMISSIONS_ALL : 0)); 11022 // For system-bundled packages, we assume that installing an upgraded version 11023 // of the package implies that the user actually wants to run that new code, 11024 // so we enable the package. 11025 PackageSetting ps = mSettings.mPackages.get(pkgName); 11026 if (ps != null) { 11027 if (isSystemApp(newPackage)) { 11028 // NB: implicit assumption that system package upgrades apply to all users 11029 if (DEBUG_INSTALL) { 11030 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 11031 } 11032 if (res.origUsers != null) { 11033 for (int userHandle : res.origUsers) { 11034 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 11035 userHandle, installerPackageName); 11036 } 11037 } 11038 // Also convey the prior install/uninstall state 11039 if (allUsers != null && perUserInstalled != null) { 11040 for (int i = 0; i < allUsers.length; i++) { 11041 if (DEBUG_INSTALL) { 11042 Slog.d(TAG, " user " + allUsers[i] 11043 + " => " + perUserInstalled[i]); 11044 } 11045 ps.setInstalled(perUserInstalled[i], allUsers[i]); 11046 } 11047 // these install state changes will be persisted in the 11048 // upcoming call to mSettings.writeLPr(). 11049 } 11050 } 11051 // It's implied that when a user requests installation, they want the app to be 11052 // installed and enabled. 11053 int userId = user.getIdentifier(); 11054 if (userId != UserHandle.USER_ALL) { 11055 ps.setInstalled(true, userId); 11056 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 11057 } 11058 } 11059 res.name = pkgName; 11060 res.uid = newPackage.applicationInfo.uid; 11061 res.pkg = newPackage; 11062 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 11063 mSettings.setInstallerPackageName(pkgName, installerPackageName); 11064 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11065 //to update install status 11066 mSettings.writeLPr(); 11067 } 11068 } 11069 11070 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 11071 final int installFlags = args.installFlags; 11072 final String installerPackageName = args.installerPackageName; 11073 final String volumeUuid = args.volumeUuid; 11074 final File tmpPackageFile = new File(args.getCodePath()); 11075 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 11076 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 11077 || (args.volumeUuid != null)); 11078 boolean replace = false; 11079 int scanFlags = SCAN_NEW_INSTALL | SCAN_FORCE_DEX | SCAN_UPDATE_SIGNATURE; 11080 // Result object to be returned 11081 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11082 11083 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 11084 // Retrieve PackageSettings and parse package 11085 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 11086 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 11087 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11088 PackageParser pp = new PackageParser(); 11089 pp.setSeparateProcesses(mSeparateProcesses); 11090 pp.setDisplayMetrics(mMetrics); 11091 11092 final PackageParser.Package pkg; 11093 try { 11094 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 11095 } catch (PackageParserException e) { 11096 res.setError("Failed parse during installPackageLI", e); 11097 return; 11098 } 11099 11100 // Mark that we have an install time CPU ABI override. 11101 pkg.cpuAbiOverride = args.abiOverride; 11102 11103 String pkgName = res.name = pkg.packageName; 11104 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 11105 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 11106 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 11107 return; 11108 } 11109 } 11110 11111 try { 11112 pp.collectCertificates(pkg, parseFlags); 11113 pp.collectManifestDigest(pkg); 11114 } catch (PackageParserException e) { 11115 res.setError("Failed collect during installPackageLI", e); 11116 return; 11117 } 11118 11119 /* If the installer passed in a manifest digest, compare it now. */ 11120 if (args.manifestDigest != null) { 11121 if (DEBUG_INSTALL) { 11122 final String parsedManifest = pkg.manifestDigest == null ? "null" 11123 : pkg.manifestDigest.toString(); 11124 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 11125 + parsedManifest); 11126 } 11127 11128 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 11129 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 11130 return; 11131 } 11132 } else if (DEBUG_INSTALL) { 11133 final String parsedManifest = pkg.manifestDigest == null 11134 ? "null" : pkg.manifestDigest.toString(); 11135 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 11136 } 11137 11138 // Get rid of all references to package scan path via parser. 11139 pp = null; 11140 String oldCodePath = null; 11141 boolean systemApp = false; 11142 synchronized (mPackages) { 11143 // Check if installing already existing package 11144 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 11145 String oldName = mSettings.mRenamedPackages.get(pkgName); 11146 if (pkg.mOriginalPackages != null 11147 && pkg.mOriginalPackages.contains(oldName) 11148 && mPackages.containsKey(oldName)) { 11149 // This package is derived from an original package, 11150 // and this device has been updating from that original 11151 // name. We must continue using the original name, so 11152 // rename the new package here. 11153 pkg.setPackageName(oldName); 11154 pkgName = pkg.packageName; 11155 replace = true; 11156 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 11157 + oldName + " pkgName=" + pkgName); 11158 } else if (mPackages.containsKey(pkgName)) { 11159 // This package, under its official name, already exists 11160 // on the device; we should replace it. 11161 replace = true; 11162 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 11163 } 11164 } 11165 11166 PackageSetting ps = mSettings.mPackages.get(pkgName); 11167 if (ps != null) { 11168 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 11169 11170 // Quick sanity check that we're signed correctly if updating; 11171 // we'll check this again later when scanning, but we want to 11172 // bail early here before tripping over redefined permissions. 11173 if (!ps.keySetData.isUsingUpgradeKeySets() || ps.sharedUser != null) { 11174 try { 11175 verifySignaturesLP(ps, pkg); 11176 } catch (PackageManagerException e) { 11177 res.setError(e.error, e.getMessage()); 11178 return; 11179 } 11180 } else { 11181 if (!checkUpgradeKeySetLP(ps, pkg)) { 11182 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 11183 + pkg.packageName + " upgrade keys do not match the " 11184 + "previously installed version"); 11185 return; 11186 } 11187 } 11188 11189 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 11190 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 11191 systemApp = (ps.pkg.applicationInfo.flags & 11192 ApplicationInfo.FLAG_SYSTEM) != 0; 11193 } 11194 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 11195 } 11196 11197 // Check whether the newly-scanned package wants to define an already-defined perm 11198 int N = pkg.permissions.size(); 11199 for (int i = N-1; i >= 0; i--) { 11200 PackageParser.Permission perm = pkg.permissions.get(i); 11201 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 11202 if (bp != null) { 11203 // If the defining package is signed with our cert, it's okay. This 11204 // also includes the "updating the same package" case, of course. 11205 // "updating same package" could also involve key-rotation. 11206 final boolean sigsOk; 11207 if (!bp.sourcePackage.equals(pkg.packageName) 11208 || !(bp.packageSetting instanceof PackageSetting) 11209 || !bp.packageSetting.keySetData.isUsingUpgradeKeySets() 11210 || ((PackageSetting) bp.packageSetting).sharedUser != null) { 11211 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 11212 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 11213 } else { 11214 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 11215 } 11216 if (!sigsOk) { 11217 // If the owning package is the system itself, we log but allow 11218 // install to proceed; we fail the install on all other permission 11219 // redefinitions. 11220 if (!bp.sourcePackage.equals("android")) { 11221 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 11222 + pkg.packageName + " attempting to redeclare permission " 11223 + perm.info.name + " already owned by " + bp.sourcePackage); 11224 res.origPermission = perm.info.name; 11225 res.origPackage = bp.sourcePackage; 11226 return; 11227 } else { 11228 Slog.w(TAG, "Package " + pkg.packageName 11229 + " attempting to redeclare system permission " 11230 + perm.info.name + "; ignoring new declaration"); 11231 pkg.permissions.remove(i); 11232 } 11233 } 11234 } 11235 } 11236 11237 } 11238 11239 if (systemApp && onExternal) { 11240 // Disable updates to system apps on sdcard 11241 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 11242 "Cannot install updates to system apps on sdcard"); 11243 return; 11244 } 11245 11246 // If app directory is not writable, dexopt will be called after the rename 11247 if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 11248 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 11249 scanFlags |= SCAN_NO_DEX; 11250 // Run dexopt before old package gets removed, to minimize time when app is unavailable 11251 int result = mPackageDexOptimizer 11252 .performDexOpt(pkg, null /* instruction sets */, true /* forceDex */, 11253 false /* defer */, false /* inclDependencies */); 11254 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 11255 res.setError(INSTALL_FAILED_DEXOPT, "Dexopt failed for " + pkg.codePath); 11256 return; 11257 } 11258 } 11259 11260 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 11261 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 11262 return; 11263 } 11264 11265 startIntentFilterVerifications(args.user.getIdentifier(), pkg); 11266 11267 if (replace) { 11268 replacePackageLI(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 11269 installerPackageName, volumeUuid, res); 11270 } else { 11271 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 11272 args.user, installerPackageName, volumeUuid, res); 11273 } 11274 synchronized (mPackages) { 11275 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11276 if (ps != null) { 11277 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 11278 } 11279 } 11280 } 11281 11282 private void startIntentFilterVerifications(int userId, PackageParser.Package pkg) { 11283 if (mIntentFilterVerifierComponent == null) { 11284 Slog.d(TAG, "No IntentFilter verification will not be done as " 11285 + "there is no IntentFilterVerifier available!"); 11286 return; 11287 } 11288 11289 final int verifierUid = getPackageUid( 11290 mIntentFilterVerifierComponent.getPackageName(), 11291 (userId == UserHandle.USER_ALL) ? UserHandle.USER_OWNER : userId); 11292 11293 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 11294 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 11295 msg.obj = pkg; 11296 msg.arg1 = userId; 11297 msg.arg2 = verifierUid; 11298 11299 mHandler.sendMessage(msg); 11300 } 11301 11302 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, 11303 PackageParser.Package pkg) { 11304 int size = pkg.activities.size(); 11305 if (size == 0) { 11306 Slog.d(TAG, "No activity, so no need to verify any IntentFilter!"); 11307 return; 11308 } 11309 11310 final boolean hasDomainURLs = hasDomainURLs(pkg); 11311 if (!hasDomainURLs) { 11312 Slog.d(TAG, "No domain URLs, so no need to verify any IntentFilter!"); 11313 return; 11314 } 11315 11316 Slog.d(TAG, "Checking for userId:" + userId + " if any IntentFilter from the " + size 11317 + " Activities needs verification ..."); 11318 11319 final int verificationId = mIntentFilterVerificationToken++; 11320 int count = 0; 11321 final String packageName = pkg.packageName; 11322 ArrayList<String> allHosts = new ArrayList<>(); 11323 11324 synchronized (mPackages) { 11325 for (PackageParser.Activity a : pkg.activities) { 11326 for (ActivityIntentInfo filter : a.intents) { 11327 boolean needsFilterVerification = filter.needsVerification(); 11328 if (needsFilterVerification && needsNetworkVerificationLPr(filter)) { 11329 Slog.d(TAG, "Verification needed for IntentFilter:" + filter.toString()); 11330 mIntentFilterVerifier.addOneIntentFilterVerification( 11331 verifierUid, userId, verificationId, filter, packageName); 11332 count++; 11333 } else if (!needsFilterVerification) { 11334 Slog.d(TAG, "No verification needed for IntentFilter:" 11335 + filter.toString()); 11336 if (hasValidDomains(filter)) { 11337 allHosts.addAll(filter.getHostsList()); 11338 } 11339 } else { 11340 Slog.d(TAG, "Verification already done for IntentFilter:" 11341 + filter.toString()); 11342 } 11343 } 11344 } 11345 } 11346 11347 if (count > 0) { 11348 mIntentFilterVerifier.startVerifications(userId); 11349 Slog.d(TAG, "Started " + count + " IntentFilter verification" 11350 + (count > 1 ? "s" : "") + " for userId:" + userId + "!"); 11351 } else { 11352 Slog.d(TAG, "No need to start any IntentFilter verification!"); 11353 if (allHosts.size() > 0 && mSettings.createIntentFilterVerificationIfNeededLPw( 11354 packageName, allHosts) != null) { 11355 scheduleWriteSettingsLocked(); 11356 } 11357 } 11358 } 11359 11360 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 11361 final ComponentName cn = filter.activity.getComponentName(); 11362 final String packageName = cn.getPackageName(); 11363 11364 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 11365 packageName); 11366 if (ivi == null) { 11367 return true; 11368 } 11369 int status = ivi.getStatus(); 11370 switch (status) { 11371 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 11372 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 11373 return true; 11374 11375 default: 11376 // Nothing to do 11377 return false; 11378 } 11379 } 11380 11381 private static boolean isMultiArch(PackageSetting ps) { 11382 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 11383 } 11384 11385 private static boolean isMultiArch(ApplicationInfo info) { 11386 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 11387 } 11388 11389 private static boolean isExternal(PackageParser.Package pkg) { 11390 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 11391 } 11392 11393 private static boolean isExternal(PackageSetting ps) { 11394 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 11395 } 11396 11397 private static boolean isExternal(ApplicationInfo info) { 11398 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 11399 } 11400 11401 private static boolean isSystemApp(PackageParser.Package pkg) { 11402 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 11403 } 11404 11405 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 11406 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 11407 } 11408 11409 private static boolean hasDomainURLs(PackageParser.Package pkg) { 11410 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 11411 } 11412 11413 private static boolean isSystemApp(PackageSetting ps) { 11414 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 11415 } 11416 11417 private static boolean isUpdatedSystemApp(PackageSetting ps) { 11418 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 11419 } 11420 11421 private int packageFlagsToInstallFlags(PackageSetting ps) { 11422 int installFlags = 0; 11423 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 11424 // This existing package was an external ASEC install when we have 11425 // the external flag without a UUID 11426 installFlags |= PackageManager.INSTALL_EXTERNAL; 11427 } 11428 if (ps.isForwardLocked()) { 11429 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 11430 } 11431 return installFlags; 11432 } 11433 11434 private void deleteTempPackageFiles() { 11435 final FilenameFilter filter = new FilenameFilter() { 11436 public boolean accept(File dir, String name) { 11437 return name.startsWith("vmdl") && name.endsWith(".tmp"); 11438 } 11439 }; 11440 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 11441 file.delete(); 11442 } 11443 } 11444 11445 @Override 11446 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 11447 int flags) { 11448 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 11449 flags); 11450 } 11451 11452 @Override 11453 public void deletePackage(final String packageName, 11454 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 11455 mContext.enforceCallingOrSelfPermission( 11456 android.Manifest.permission.DELETE_PACKAGES, null); 11457 final int uid = Binder.getCallingUid(); 11458 if (UserHandle.getUserId(uid) != userId) { 11459 mContext.enforceCallingPermission( 11460 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 11461 "deletePackage for user " + userId); 11462 } 11463 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 11464 try { 11465 observer.onPackageDeleted(packageName, 11466 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 11467 } catch (RemoteException re) { 11468 } 11469 return; 11470 } 11471 11472 boolean uninstallBlocked = false; 11473 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 11474 int[] users = sUserManager.getUserIds(); 11475 for (int i = 0; i < users.length; ++i) { 11476 if (getBlockUninstallForUser(packageName, users[i])) { 11477 uninstallBlocked = true; 11478 break; 11479 } 11480 } 11481 } else { 11482 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 11483 } 11484 if (uninstallBlocked) { 11485 try { 11486 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 11487 null); 11488 } catch (RemoteException re) { 11489 } 11490 return; 11491 } 11492 11493 if (DEBUG_REMOVE) { 11494 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 11495 } 11496 // Queue up an async operation since the package deletion may take a little while. 11497 mHandler.post(new Runnable() { 11498 public void run() { 11499 mHandler.removeCallbacks(this); 11500 final int returnCode = deletePackageX(packageName, userId, flags); 11501 if (observer != null) { 11502 try { 11503 observer.onPackageDeleted(packageName, returnCode, null); 11504 } catch (RemoteException e) { 11505 Log.i(TAG, "Observer no longer exists."); 11506 } //end catch 11507 } //end if 11508 } //end run 11509 }); 11510 } 11511 11512 private boolean isPackageDeviceAdmin(String packageName, int userId) { 11513 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 11514 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 11515 try { 11516 if (dpm != null) { 11517 if (dpm.isDeviceOwner(packageName)) { 11518 return true; 11519 } 11520 int[] users; 11521 if (userId == UserHandle.USER_ALL) { 11522 users = sUserManager.getUserIds(); 11523 } else { 11524 users = new int[]{userId}; 11525 } 11526 for (int i = 0; i < users.length; ++i) { 11527 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 11528 return true; 11529 } 11530 } 11531 } 11532 } catch (RemoteException e) { 11533 } 11534 return false; 11535 } 11536 11537 /** 11538 * This method is an internal method that could be get invoked either 11539 * to delete an installed package or to clean up a failed installation. 11540 * After deleting an installed package, a broadcast is sent to notify any 11541 * listeners that the package has been installed. For cleaning up a failed 11542 * installation, the broadcast is not necessary since the package's 11543 * installation wouldn't have sent the initial broadcast either 11544 * The key steps in deleting a package are 11545 * deleting the package information in internal structures like mPackages, 11546 * deleting the packages base directories through installd 11547 * updating mSettings to reflect current status 11548 * persisting settings for later use 11549 * sending a broadcast if necessary 11550 */ 11551 private int deletePackageX(String packageName, int userId, int flags) { 11552 final PackageRemovedInfo info = new PackageRemovedInfo(); 11553 final boolean res; 11554 11555 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 11556 ? UserHandle.ALL : new UserHandle(userId); 11557 11558 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 11559 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 11560 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 11561 } 11562 11563 boolean removedForAllUsers = false; 11564 boolean systemUpdate = false; 11565 11566 // for the uninstall-updates case and restricted profiles, remember the per- 11567 // userhandle installed state 11568 int[] allUsers; 11569 boolean[] perUserInstalled; 11570 synchronized (mPackages) { 11571 PackageSetting ps = mSettings.mPackages.get(packageName); 11572 allUsers = sUserManager.getUserIds(); 11573 perUserInstalled = new boolean[allUsers.length]; 11574 for (int i = 0; i < allUsers.length; i++) { 11575 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 11576 } 11577 } 11578 11579 synchronized (mInstallLock) { 11580 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 11581 res = deletePackageLI(packageName, removeForUser, 11582 true, allUsers, perUserInstalled, 11583 flags | REMOVE_CHATTY, info, true); 11584 systemUpdate = info.isRemovedPackageSystemUpdate; 11585 if (res && !systemUpdate && mPackages.get(packageName) == null) { 11586 removedForAllUsers = true; 11587 } 11588 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 11589 + " removedForAllUsers=" + removedForAllUsers); 11590 } 11591 11592 if (res) { 11593 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 11594 11595 // If the removed package was a system update, the old system package 11596 // was re-enabled; we need to broadcast this information 11597 if (systemUpdate) { 11598 Bundle extras = new Bundle(1); 11599 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 11600 ? info.removedAppId : info.uid); 11601 extras.putBoolean(Intent.EXTRA_REPLACING, true); 11602 11603 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 11604 extras, null, null, null); 11605 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 11606 extras, null, null, null); 11607 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 11608 null, packageName, null, null); 11609 } 11610 } 11611 // Force a gc here. 11612 Runtime.getRuntime().gc(); 11613 // Delete the resources here after sending the broadcast to let 11614 // other processes clean up before deleting resources. 11615 if (info.args != null) { 11616 synchronized (mInstallLock) { 11617 info.args.doPostDeleteLI(true); 11618 } 11619 } 11620 11621 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 11622 } 11623 11624 static class PackageRemovedInfo { 11625 String removedPackage; 11626 int uid = -1; 11627 int removedAppId = -1; 11628 int[] removedUsers = null; 11629 boolean isRemovedPackageSystemUpdate = false; 11630 // Clean up resources deleted packages. 11631 InstallArgs args = null; 11632 11633 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 11634 Bundle extras = new Bundle(1); 11635 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 11636 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 11637 if (replacing) { 11638 extras.putBoolean(Intent.EXTRA_REPLACING, true); 11639 } 11640 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 11641 if (removedPackage != null) { 11642 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 11643 extras, null, null, removedUsers); 11644 if (fullRemove && !replacing) { 11645 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 11646 extras, null, null, removedUsers); 11647 } 11648 } 11649 if (removedAppId >= 0) { 11650 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 11651 removedUsers); 11652 } 11653 } 11654 } 11655 11656 /* 11657 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 11658 * flag is not set, the data directory is removed as well. 11659 * make sure this flag is set for partially installed apps. If not its meaningless to 11660 * delete a partially installed application. 11661 */ 11662 private void removePackageDataLI(PackageSetting ps, 11663 int[] allUserHandles, boolean[] perUserInstalled, 11664 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 11665 String packageName = ps.name; 11666 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 11667 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 11668 // Retrieve object to delete permissions for shared user later on 11669 final PackageSetting deletedPs; 11670 // reader 11671 synchronized (mPackages) { 11672 deletedPs = mSettings.mPackages.get(packageName); 11673 if (outInfo != null) { 11674 outInfo.removedPackage = packageName; 11675 outInfo.removedUsers = deletedPs != null 11676 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 11677 : null; 11678 } 11679 } 11680 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 11681 removeDataDirsLI(ps.volumeUuid, packageName); 11682 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 11683 } 11684 // writer 11685 synchronized (mPackages) { 11686 if (deletedPs != null) { 11687 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 11688 if (outInfo != null) { 11689 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 11690 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 11691 } 11692 updatePermissionsLPw(deletedPs.name, null, 0); 11693 if (deletedPs.sharedUser != null) { 11694 // Remove permissions associated with package. Since runtime 11695 // permissions are per user we have to kill the removed package 11696 // or packages running under the shared user of the removed 11697 // package if revoking the permissions requested only by the removed 11698 // package is successful and this causes a change in gids. 11699 for (int userId : UserManagerService.getInstance().getUserIds()) { 11700 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 11701 userId); 11702 if (userIdToKill == UserHandle.USER_ALL 11703 || userIdToKill >= UserHandle.USER_OWNER) { 11704 // If gids changed for this user, kill all affected packages. 11705 mHandler.post(new Runnable() { 11706 @Override 11707 public void run() { 11708 // This has to happen with no lock held. 11709 killSettingPackagesForUser(deletedPs, userIdToKill, 11710 KILL_APP_REASON_GIDS_CHANGED); 11711 } 11712 }); 11713 break; 11714 } 11715 } 11716 } 11717 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 11718 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 11719 } 11720 // make sure to preserve per-user disabled state if this removal was just 11721 // a downgrade of a system app to the factory package 11722 if (allUserHandles != null && perUserInstalled != null) { 11723 if (DEBUG_REMOVE) { 11724 Slog.d(TAG, "Propagating install state across downgrade"); 11725 } 11726 for (int i = 0; i < allUserHandles.length; i++) { 11727 if (DEBUG_REMOVE) { 11728 Slog.d(TAG, " user " + allUserHandles[i] 11729 + " => " + perUserInstalled[i]); 11730 } 11731 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 11732 } 11733 } 11734 } 11735 // can downgrade to reader 11736 if (writeSettings) { 11737 // Save settings now 11738 mSettings.writeLPr(); 11739 } 11740 } 11741 if (outInfo != null) { 11742 // A user ID was deleted here. Go through all users and remove it 11743 // from KeyStore. 11744 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 11745 } 11746 } 11747 11748 static boolean locationIsPrivileged(File path) { 11749 try { 11750 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 11751 .getCanonicalPath(); 11752 return path.getCanonicalPath().startsWith(privilegedAppDir); 11753 } catch (IOException e) { 11754 Slog.e(TAG, "Unable to access code path " + path); 11755 } 11756 return false; 11757 } 11758 11759 /* 11760 * Tries to delete system package. 11761 */ 11762 private boolean deleteSystemPackageLI(PackageSetting newPs, 11763 int[] allUserHandles, boolean[] perUserInstalled, 11764 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 11765 final boolean applyUserRestrictions 11766 = (allUserHandles != null) && (perUserInstalled != null); 11767 PackageSetting disabledPs = null; 11768 // Confirm if the system package has been updated 11769 // An updated system app can be deleted. This will also have to restore 11770 // the system pkg from system partition 11771 // reader 11772 synchronized (mPackages) { 11773 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 11774 } 11775 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 11776 + " disabledPs=" + disabledPs); 11777 if (disabledPs == null) { 11778 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 11779 return false; 11780 } else if (DEBUG_REMOVE) { 11781 Slog.d(TAG, "Deleting system pkg from data partition"); 11782 } 11783 if (DEBUG_REMOVE) { 11784 if (applyUserRestrictions) { 11785 Slog.d(TAG, "Remembering install states:"); 11786 for (int i = 0; i < allUserHandles.length; i++) { 11787 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 11788 } 11789 } 11790 } 11791 // Delete the updated package 11792 outInfo.isRemovedPackageSystemUpdate = true; 11793 if (disabledPs.versionCode < newPs.versionCode) { 11794 // Delete data for downgrades 11795 flags &= ~PackageManager.DELETE_KEEP_DATA; 11796 } else { 11797 // Preserve data by setting flag 11798 flags |= PackageManager.DELETE_KEEP_DATA; 11799 } 11800 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 11801 allUserHandles, perUserInstalled, outInfo, writeSettings); 11802 if (!ret) { 11803 return false; 11804 } 11805 // writer 11806 synchronized (mPackages) { 11807 // Reinstate the old system package 11808 mSettings.enableSystemPackageLPw(newPs.name); 11809 // Remove any native libraries from the upgraded package. 11810 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 11811 } 11812 // Install the system package 11813 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 11814 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 11815 if (locationIsPrivileged(disabledPs.codePath)) { 11816 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 11817 } 11818 11819 final PackageParser.Package newPkg; 11820 try { 11821 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 11822 } catch (PackageManagerException e) { 11823 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 11824 return false; 11825 } 11826 11827 // writer 11828 synchronized (mPackages) { 11829 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 11830 updatePermissionsLPw(newPkg.packageName, newPkg, 11831 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 11832 if (applyUserRestrictions) { 11833 if (DEBUG_REMOVE) { 11834 Slog.d(TAG, "Propagating install state across reinstall"); 11835 } 11836 for (int i = 0; i < allUserHandles.length; i++) { 11837 if (DEBUG_REMOVE) { 11838 Slog.d(TAG, " user " + allUserHandles[i] 11839 + " => " + perUserInstalled[i]); 11840 } 11841 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 11842 } 11843 // Regardless of writeSettings we need to ensure that this restriction 11844 // state propagation is persisted 11845 mSettings.writeAllUsersPackageRestrictionsLPr(); 11846 } 11847 // can downgrade to reader here 11848 if (writeSettings) { 11849 mSettings.writeLPr(); 11850 } 11851 } 11852 return true; 11853 } 11854 11855 private boolean deleteInstalledPackageLI(PackageSetting ps, 11856 boolean deleteCodeAndResources, int flags, 11857 int[] allUserHandles, boolean[] perUserInstalled, 11858 PackageRemovedInfo outInfo, boolean writeSettings) { 11859 if (outInfo != null) { 11860 outInfo.uid = ps.appId; 11861 } 11862 11863 // Delete package data from internal structures and also remove data if flag is set 11864 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 11865 11866 // Delete application code and resources 11867 if (deleteCodeAndResources && (outInfo != null)) { 11868 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 11869 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 11870 getAppDexInstructionSets(ps)); 11871 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 11872 } 11873 return true; 11874 } 11875 11876 @Override 11877 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 11878 int userId) { 11879 mContext.enforceCallingOrSelfPermission( 11880 android.Manifest.permission.DELETE_PACKAGES, null); 11881 synchronized (mPackages) { 11882 PackageSetting ps = mSettings.mPackages.get(packageName); 11883 if (ps == null) { 11884 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 11885 return false; 11886 } 11887 if (!ps.getInstalled(userId)) { 11888 // Can't block uninstall for an app that is not installed or enabled. 11889 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 11890 return false; 11891 } 11892 ps.setBlockUninstall(blockUninstall, userId); 11893 mSettings.writePackageRestrictionsLPr(userId); 11894 } 11895 return true; 11896 } 11897 11898 @Override 11899 public boolean getBlockUninstallForUser(String packageName, int userId) { 11900 synchronized (mPackages) { 11901 PackageSetting ps = mSettings.mPackages.get(packageName); 11902 if (ps == null) { 11903 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 11904 return false; 11905 } 11906 return ps.getBlockUninstall(userId); 11907 } 11908 } 11909 11910 /* 11911 * This method handles package deletion in general 11912 */ 11913 private boolean deletePackageLI(String packageName, UserHandle user, 11914 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 11915 int flags, PackageRemovedInfo outInfo, 11916 boolean writeSettings) { 11917 if (packageName == null) { 11918 Slog.w(TAG, "Attempt to delete null packageName."); 11919 return false; 11920 } 11921 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 11922 PackageSetting ps; 11923 boolean dataOnly = false; 11924 int removeUser = -1; 11925 int appId = -1; 11926 synchronized (mPackages) { 11927 ps = mSettings.mPackages.get(packageName); 11928 if (ps == null) { 11929 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 11930 return false; 11931 } 11932 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 11933 && user.getIdentifier() != UserHandle.USER_ALL) { 11934 // The caller is asking that the package only be deleted for a single 11935 // user. To do this, we just mark its uninstalled state and delete 11936 // its data. If this is a system app, we only allow this to happen if 11937 // they have set the special DELETE_SYSTEM_APP which requests different 11938 // semantics than normal for uninstalling system apps. 11939 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 11940 ps.setUserState(user.getIdentifier(), 11941 COMPONENT_ENABLED_STATE_DEFAULT, 11942 false, //installed 11943 true, //stopped 11944 true, //notLaunched 11945 false, //hidden 11946 null, null, null, 11947 false, // blockUninstall 11948 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 11949 if (!isSystemApp(ps)) { 11950 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 11951 // Other user still have this package installed, so all 11952 // we need to do is clear this user's data and save that 11953 // it is uninstalled. 11954 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 11955 removeUser = user.getIdentifier(); 11956 appId = ps.appId; 11957 scheduleWritePackageRestrictionsLocked(removeUser); 11958 } else { 11959 // We need to set it back to 'installed' so the uninstall 11960 // broadcasts will be sent correctly. 11961 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 11962 ps.setInstalled(true, user.getIdentifier()); 11963 } 11964 } else { 11965 // This is a system app, so we assume that the 11966 // other users still have this package installed, so all 11967 // we need to do is clear this user's data and save that 11968 // it is uninstalled. 11969 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 11970 removeUser = user.getIdentifier(); 11971 appId = ps.appId; 11972 scheduleWritePackageRestrictionsLocked(removeUser); 11973 } 11974 } 11975 } 11976 11977 if (removeUser >= 0) { 11978 // From above, we determined that we are deleting this only 11979 // for a single user. Continue the work here. 11980 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 11981 if (outInfo != null) { 11982 outInfo.removedPackage = packageName; 11983 outInfo.removedAppId = appId; 11984 outInfo.removedUsers = new int[] {removeUser}; 11985 } 11986 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 11987 removeKeystoreDataIfNeeded(removeUser, appId); 11988 schedulePackageCleaning(packageName, removeUser, false); 11989 synchronized (mPackages) { 11990 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 11991 scheduleWritePackageRestrictionsLocked(removeUser); 11992 } 11993 } 11994 return true; 11995 } 11996 11997 if (dataOnly) { 11998 // Delete application data first 11999 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 12000 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 12001 return true; 12002 } 12003 12004 boolean ret = false; 12005 if (isSystemApp(ps)) { 12006 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 12007 // When an updated system application is deleted we delete the existing resources as well and 12008 // fall back to existing code in system partition 12009 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 12010 flags, outInfo, writeSettings); 12011 } else { 12012 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 12013 // Kill application pre-emptively especially for apps on sd. 12014 killApplication(packageName, ps.appId, "uninstall pkg"); 12015 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 12016 allUserHandles, perUserInstalled, 12017 outInfo, writeSettings); 12018 } 12019 12020 return ret; 12021 } 12022 12023 private final class ClearStorageConnection implements ServiceConnection { 12024 IMediaContainerService mContainerService; 12025 12026 @Override 12027 public void onServiceConnected(ComponentName name, IBinder service) { 12028 synchronized (this) { 12029 mContainerService = IMediaContainerService.Stub.asInterface(service); 12030 notifyAll(); 12031 } 12032 } 12033 12034 @Override 12035 public void onServiceDisconnected(ComponentName name) { 12036 } 12037 } 12038 12039 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 12040 final boolean mounted; 12041 if (Environment.isExternalStorageEmulated()) { 12042 mounted = true; 12043 } else { 12044 final String status = Environment.getExternalStorageState(); 12045 12046 mounted = status.equals(Environment.MEDIA_MOUNTED) 12047 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 12048 } 12049 12050 if (!mounted) { 12051 return; 12052 } 12053 12054 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 12055 int[] users; 12056 if (userId == UserHandle.USER_ALL) { 12057 users = sUserManager.getUserIds(); 12058 } else { 12059 users = new int[] { userId }; 12060 } 12061 final ClearStorageConnection conn = new ClearStorageConnection(); 12062 if (mContext.bindServiceAsUser( 12063 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 12064 try { 12065 for (int curUser : users) { 12066 long timeout = SystemClock.uptimeMillis() + 5000; 12067 synchronized (conn) { 12068 long now = SystemClock.uptimeMillis(); 12069 while (conn.mContainerService == null && now < timeout) { 12070 try { 12071 conn.wait(timeout - now); 12072 } catch (InterruptedException e) { 12073 } 12074 } 12075 } 12076 if (conn.mContainerService == null) { 12077 return; 12078 } 12079 12080 final UserEnvironment userEnv = new UserEnvironment(curUser); 12081 clearDirectory(conn.mContainerService, 12082 userEnv.buildExternalStorageAppCacheDirs(packageName)); 12083 if (allData) { 12084 clearDirectory(conn.mContainerService, 12085 userEnv.buildExternalStorageAppDataDirs(packageName)); 12086 clearDirectory(conn.mContainerService, 12087 userEnv.buildExternalStorageAppMediaDirs(packageName)); 12088 } 12089 } 12090 } finally { 12091 mContext.unbindService(conn); 12092 } 12093 } 12094 } 12095 12096 @Override 12097 public void clearApplicationUserData(final String packageName, 12098 final IPackageDataObserver observer, final int userId) { 12099 mContext.enforceCallingOrSelfPermission( 12100 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 12101 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 12102 // Queue up an async operation since the package deletion may take a little while. 12103 mHandler.post(new Runnable() { 12104 public void run() { 12105 mHandler.removeCallbacks(this); 12106 final boolean succeeded; 12107 synchronized (mInstallLock) { 12108 succeeded = clearApplicationUserDataLI(packageName, userId); 12109 } 12110 clearExternalStorageDataSync(packageName, userId, true); 12111 if (succeeded) { 12112 // invoke DeviceStorageMonitor's update method to clear any notifications 12113 DeviceStorageMonitorInternal 12114 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 12115 if (dsm != null) { 12116 dsm.checkMemory(); 12117 } 12118 } 12119 if(observer != null) { 12120 try { 12121 observer.onRemoveCompleted(packageName, succeeded); 12122 } catch (RemoteException e) { 12123 Log.i(TAG, "Observer no longer exists."); 12124 } 12125 } //end if observer 12126 } //end run 12127 }); 12128 } 12129 12130 private boolean clearApplicationUserDataLI(String packageName, int userId) { 12131 if (packageName == null) { 12132 Slog.w(TAG, "Attempt to delete null packageName."); 12133 return false; 12134 } 12135 12136 // Try finding details about the requested package 12137 PackageParser.Package pkg; 12138 synchronized (mPackages) { 12139 pkg = mPackages.get(packageName); 12140 if (pkg == null) { 12141 final PackageSetting ps = mSettings.mPackages.get(packageName); 12142 if (ps != null) { 12143 pkg = ps.pkg; 12144 } 12145 } 12146 } 12147 12148 if (pkg == null) { 12149 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 12150 } 12151 12152 // Always delete data directories for package, even if we found no other 12153 // record of app. This helps users recover from UID mismatches without 12154 // resorting to a full data wipe. 12155 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 12156 if (retCode < 0) { 12157 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 12158 return false; 12159 } 12160 12161 if (pkg == null) { 12162 return false; 12163 } 12164 12165 if (pkg != null && pkg.applicationInfo != null) { 12166 final int appId = pkg.applicationInfo.uid; 12167 removeKeystoreDataIfNeeded(userId, appId); 12168 } 12169 12170 // Create a native library symlink only if we have native libraries 12171 // and if the native libraries are 32 bit libraries. We do not provide 12172 // this symlink for 64 bit libraries. 12173 if (pkg != null && pkg.applicationInfo.primaryCpuAbi != null && 12174 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 12175 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 12176 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 12177 nativeLibPath, userId) < 0) { 12178 Slog.w(TAG, "Failed linking native library dir"); 12179 return false; 12180 } 12181 } 12182 12183 return true; 12184 } 12185 12186 /** 12187 * Remove entries from the keystore daemon. Will only remove it if the 12188 * {@code appId} is valid. 12189 */ 12190 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 12191 if (appId < 0) { 12192 return; 12193 } 12194 12195 final KeyStore keyStore = KeyStore.getInstance(); 12196 if (keyStore != null) { 12197 if (userId == UserHandle.USER_ALL) { 12198 for (final int individual : sUserManager.getUserIds()) { 12199 keyStore.clearUid(UserHandle.getUid(individual, appId)); 12200 } 12201 } else { 12202 keyStore.clearUid(UserHandle.getUid(userId, appId)); 12203 } 12204 } else { 12205 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 12206 } 12207 } 12208 12209 @Override 12210 public void deleteApplicationCacheFiles(final String packageName, 12211 final IPackageDataObserver observer) { 12212 mContext.enforceCallingOrSelfPermission( 12213 android.Manifest.permission.DELETE_CACHE_FILES, null); 12214 // Queue up an async operation since the package deletion may take a little while. 12215 final int userId = UserHandle.getCallingUserId(); 12216 mHandler.post(new Runnable() { 12217 public void run() { 12218 mHandler.removeCallbacks(this); 12219 final boolean succeded; 12220 synchronized (mInstallLock) { 12221 succeded = deleteApplicationCacheFilesLI(packageName, userId); 12222 } 12223 clearExternalStorageDataSync(packageName, userId, false); 12224 if(observer != null) { 12225 try { 12226 observer.onRemoveCompleted(packageName, succeded); 12227 } catch (RemoteException e) { 12228 Log.i(TAG, "Observer no longer exists."); 12229 } 12230 } //end if observer 12231 } //end run 12232 }); 12233 } 12234 12235 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 12236 if (packageName == null) { 12237 Slog.w(TAG, "Attempt to delete null packageName."); 12238 return false; 12239 } 12240 PackageParser.Package p; 12241 synchronized (mPackages) { 12242 p = mPackages.get(packageName); 12243 } 12244 if (p == null) { 12245 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 12246 return false; 12247 } 12248 final ApplicationInfo applicationInfo = p.applicationInfo; 12249 if (applicationInfo == null) { 12250 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 12251 return false; 12252 } 12253 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 12254 if (retCode < 0) { 12255 Slog.w(TAG, "Couldn't remove cache files for package: " 12256 + packageName + " u" + userId); 12257 return false; 12258 } 12259 return true; 12260 } 12261 12262 @Override 12263 public void getPackageSizeInfo(final String packageName, int userHandle, 12264 final IPackageStatsObserver observer) { 12265 mContext.enforceCallingOrSelfPermission( 12266 android.Manifest.permission.GET_PACKAGE_SIZE, null); 12267 if (packageName == null) { 12268 throw new IllegalArgumentException("Attempt to get size of null packageName"); 12269 } 12270 12271 PackageStats stats = new PackageStats(packageName, userHandle); 12272 12273 /* 12274 * Queue up an async operation since the package measurement may take a 12275 * little while. 12276 */ 12277 Message msg = mHandler.obtainMessage(INIT_COPY); 12278 msg.obj = new MeasureParams(stats, observer); 12279 mHandler.sendMessage(msg); 12280 } 12281 12282 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 12283 PackageStats pStats) { 12284 if (packageName == null) { 12285 Slog.w(TAG, "Attempt to get size of null packageName."); 12286 return false; 12287 } 12288 PackageParser.Package p; 12289 boolean dataOnly = false; 12290 String libDirRoot = null; 12291 String asecPath = null; 12292 PackageSetting ps = null; 12293 synchronized (mPackages) { 12294 p = mPackages.get(packageName); 12295 ps = mSettings.mPackages.get(packageName); 12296 if(p == null) { 12297 dataOnly = true; 12298 if((ps == null) || (ps.pkg == null)) { 12299 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 12300 return false; 12301 } 12302 p = ps.pkg; 12303 } 12304 if (ps != null) { 12305 libDirRoot = ps.legacyNativeLibraryPathString; 12306 } 12307 if (p != null && (isExternal(p) || p.isForwardLocked())) { 12308 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 12309 if (secureContainerId != null) { 12310 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 12311 } 12312 } 12313 } 12314 String publicSrcDir = null; 12315 if(!dataOnly) { 12316 final ApplicationInfo applicationInfo = p.applicationInfo; 12317 if (applicationInfo == null) { 12318 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 12319 return false; 12320 } 12321 if (p.isForwardLocked()) { 12322 publicSrcDir = applicationInfo.getBaseResourcePath(); 12323 } 12324 } 12325 // TODO: extend to measure size of split APKs 12326 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 12327 // not just the first level. 12328 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 12329 // just the primary. 12330 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 12331 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, p.baseCodePath, 12332 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 12333 if (res < 0) { 12334 return false; 12335 } 12336 12337 // Fix-up for forward-locked applications in ASEC containers. 12338 if (!isExternal(p)) { 12339 pStats.codeSize += pStats.externalCodeSize; 12340 pStats.externalCodeSize = 0L; 12341 } 12342 12343 return true; 12344 } 12345 12346 12347 @Override 12348 public void addPackageToPreferred(String packageName) { 12349 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 12350 } 12351 12352 @Override 12353 public void removePackageFromPreferred(String packageName) { 12354 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 12355 } 12356 12357 @Override 12358 public List<PackageInfo> getPreferredPackages(int flags) { 12359 return new ArrayList<PackageInfo>(); 12360 } 12361 12362 private int getUidTargetSdkVersionLockedLPr(int uid) { 12363 Object obj = mSettings.getUserIdLPr(uid); 12364 if (obj instanceof SharedUserSetting) { 12365 final SharedUserSetting sus = (SharedUserSetting) obj; 12366 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 12367 final Iterator<PackageSetting> it = sus.packages.iterator(); 12368 while (it.hasNext()) { 12369 final PackageSetting ps = it.next(); 12370 if (ps.pkg != null) { 12371 int v = ps.pkg.applicationInfo.targetSdkVersion; 12372 if (v < vers) vers = v; 12373 } 12374 } 12375 return vers; 12376 } else if (obj instanceof PackageSetting) { 12377 final PackageSetting ps = (PackageSetting) obj; 12378 if (ps.pkg != null) { 12379 return ps.pkg.applicationInfo.targetSdkVersion; 12380 } 12381 } 12382 return Build.VERSION_CODES.CUR_DEVELOPMENT; 12383 } 12384 12385 @Override 12386 public void addPreferredActivity(IntentFilter filter, int match, 12387 ComponentName[] set, ComponentName activity, int userId) { 12388 addPreferredActivityInternal(filter, match, set, activity, true, userId, 12389 "Adding preferred"); 12390 } 12391 12392 private void addPreferredActivityInternal(IntentFilter filter, int match, 12393 ComponentName[] set, ComponentName activity, boolean always, int userId, 12394 String opname) { 12395 // writer 12396 int callingUid = Binder.getCallingUid(); 12397 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 12398 if (filter.countActions() == 0) { 12399 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 12400 return; 12401 } 12402 synchronized (mPackages) { 12403 if (mContext.checkCallingOrSelfPermission( 12404 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 12405 != PackageManager.PERMISSION_GRANTED) { 12406 if (getUidTargetSdkVersionLockedLPr(callingUid) 12407 < Build.VERSION_CODES.FROYO) { 12408 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 12409 + callingUid); 12410 return; 12411 } 12412 mContext.enforceCallingOrSelfPermission( 12413 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 12414 } 12415 12416 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 12417 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 12418 + userId + ":"); 12419 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 12420 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 12421 scheduleWritePackageRestrictionsLocked(userId); 12422 } 12423 } 12424 12425 @Override 12426 public void replacePreferredActivity(IntentFilter filter, int match, 12427 ComponentName[] set, ComponentName activity, int userId) { 12428 if (filter.countActions() != 1) { 12429 throw new IllegalArgumentException( 12430 "replacePreferredActivity expects filter to have only 1 action."); 12431 } 12432 if (filter.countDataAuthorities() != 0 12433 || filter.countDataPaths() != 0 12434 || filter.countDataSchemes() > 1 12435 || filter.countDataTypes() != 0) { 12436 throw new IllegalArgumentException( 12437 "replacePreferredActivity expects filter to have no data authorities, " + 12438 "paths, or types; and at most one scheme."); 12439 } 12440 12441 final int callingUid = Binder.getCallingUid(); 12442 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 12443 synchronized (mPackages) { 12444 if (mContext.checkCallingOrSelfPermission( 12445 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 12446 != PackageManager.PERMISSION_GRANTED) { 12447 if (getUidTargetSdkVersionLockedLPr(callingUid) 12448 < Build.VERSION_CODES.FROYO) { 12449 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 12450 + Binder.getCallingUid()); 12451 return; 12452 } 12453 mContext.enforceCallingOrSelfPermission( 12454 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 12455 } 12456 12457 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 12458 if (pir != null) { 12459 // Get all of the existing entries that exactly match this filter. 12460 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 12461 if (existing != null && existing.size() == 1) { 12462 PreferredActivity cur = existing.get(0); 12463 if (DEBUG_PREFERRED) { 12464 Slog.i(TAG, "Checking replace of preferred:"); 12465 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 12466 if (!cur.mPref.mAlways) { 12467 Slog.i(TAG, " -- CUR; not mAlways!"); 12468 } else { 12469 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 12470 Slog.i(TAG, " -- CUR: mSet=" 12471 + Arrays.toString(cur.mPref.mSetComponents)); 12472 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 12473 Slog.i(TAG, " -- NEW: mMatch=" 12474 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 12475 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 12476 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 12477 } 12478 } 12479 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 12480 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 12481 && cur.mPref.sameSet(set)) { 12482 // Setting the preferred activity to what it happens to be already 12483 if (DEBUG_PREFERRED) { 12484 Slog.i(TAG, "Replacing with same preferred activity " 12485 + cur.mPref.mShortComponent + " for user " 12486 + userId + ":"); 12487 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 12488 } 12489 return; 12490 } 12491 } 12492 12493 if (existing != null) { 12494 if (DEBUG_PREFERRED) { 12495 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 12496 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 12497 } 12498 for (int i = 0; i < existing.size(); i++) { 12499 PreferredActivity pa = existing.get(i); 12500 if (DEBUG_PREFERRED) { 12501 Slog.i(TAG, "Removing existing preferred activity " 12502 + pa.mPref.mComponent + ":"); 12503 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 12504 } 12505 pir.removeFilter(pa); 12506 } 12507 } 12508 } 12509 addPreferredActivityInternal(filter, match, set, activity, true, userId, 12510 "Replacing preferred"); 12511 } 12512 } 12513 12514 @Override 12515 public void clearPackagePreferredActivities(String packageName) { 12516 final int uid = Binder.getCallingUid(); 12517 // writer 12518 synchronized (mPackages) { 12519 PackageParser.Package pkg = mPackages.get(packageName); 12520 if (pkg == null || pkg.applicationInfo.uid != uid) { 12521 if (mContext.checkCallingOrSelfPermission( 12522 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 12523 != PackageManager.PERMISSION_GRANTED) { 12524 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 12525 < Build.VERSION_CODES.FROYO) { 12526 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 12527 + Binder.getCallingUid()); 12528 return; 12529 } 12530 mContext.enforceCallingOrSelfPermission( 12531 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 12532 } 12533 } 12534 12535 int user = UserHandle.getCallingUserId(); 12536 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 12537 scheduleWritePackageRestrictionsLocked(user); 12538 } 12539 } 12540 } 12541 12542 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 12543 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 12544 ArrayList<PreferredActivity> removed = null; 12545 boolean changed = false; 12546 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 12547 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 12548 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 12549 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 12550 continue; 12551 } 12552 Iterator<PreferredActivity> it = pir.filterIterator(); 12553 while (it.hasNext()) { 12554 PreferredActivity pa = it.next(); 12555 // Mark entry for removal only if it matches the package name 12556 // and the entry is of type "always". 12557 if (packageName == null || 12558 (pa.mPref.mComponent.getPackageName().equals(packageName) 12559 && pa.mPref.mAlways)) { 12560 if (removed == null) { 12561 removed = new ArrayList<PreferredActivity>(); 12562 } 12563 removed.add(pa); 12564 } 12565 } 12566 if (removed != null) { 12567 for (int j=0; j<removed.size(); j++) { 12568 PreferredActivity pa = removed.get(j); 12569 pir.removeFilter(pa); 12570 } 12571 changed = true; 12572 } 12573 } 12574 return changed; 12575 } 12576 12577 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 12578 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 12579 if (userId == UserHandle.USER_ALL) { 12580 mSettings.removeIntentFilterVerificationLPw(packageName, sUserManager.getUserIds()); 12581 for (int oneUserId : sUserManager.getUserIds()) { 12582 scheduleWritePackageRestrictionsLocked(oneUserId); 12583 } 12584 } else { 12585 mSettings.removeIntentFilterVerificationLPw(packageName, userId); 12586 scheduleWritePackageRestrictionsLocked(userId); 12587 } 12588 } 12589 12590 @Override 12591 public void resetPreferredActivities(int userId) { 12592 /* TODO: Actually use userId. Why is it being passed in? */ 12593 mContext.enforceCallingOrSelfPermission( 12594 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 12595 // writer 12596 synchronized (mPackages) { 12597 int user = UserHandle.getCallingUserId(); 12598 clearPackagePreferredActivitiesLPw(null, user); 12599 mSettings.readDefaultPreferredAppsLPw(this, user); 12600 scheduleWritePackageRestrictionsLocked(user); 12601 } 12602 } 12603 12604 @Override 12605 public int getPreferredActivities(List<IntentFilter> outFilters, 12606 List<ComponentName> outActivities, String packageName) { 12607 12608 int num = 0; 12609 final int userId = UserHandle.getCallingUserId(); 12610 // reader 12611 synchronized (mPackages) { 12612 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 12613 if (pir != null) { 12614 final Iterator<PreferredActivity> it = pir.filterIterator(); 12615 while (it.hasNext()) { 12616 final PreferredActivity pa = it.next(); 12617 if (packageName == null 12618 || (pa.mPref.mComponent.getPackageName().equals(packageName) 12619 && pa.mPref.mAlways)) { 12620 if (outFilters != null) { 12621 outFilters.add(new IntentFilter(pa)); 12622 } 12623 if (outActivities != null) { 12624 outActivities.add(pa.mPref.mComponent); 12625 } 12626 } 12627 } 12628 } 12629 } 12630 12631 return num; 12632 } 12633 12634 @Override 12635 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 12636 int userId) { 12637 int callingUid = Binder.getCallingUid(); 12638 if (callingUid != Process.SYSTEM_UID) { 12639 throw new SecurityException( 12640 "addPersistentPreferredActivity can only be run by the system"); 12641 } 12642 if (filter.countActions() == 0) { 12643 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 12644 return; 12645 } 12646 synchronized (mPackages) { 12647 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 12648 " :"); 12649 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 12650 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 12651 new PersistentPreferredActivity(filter, activity)); 12652 scheduleWritePackageRestrictionsLocked(userId); 12653 } 12654 } 12655 12656 @Override 12657 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 12658 int callingUid = Binder.getCallingUid(); 12659 if (callingUid != Process.SYSTEM_UID) { 12660 throw new SecurityException( 12661 "clearPackagePersistentPreferredActivities can only be run by the system"); 12662 } 12663 ArrayList<PersistentPreferredActivity> removed = null; 12664 boolean changed = false; 12665 synchronized (mPackages) { 12666 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 12667 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 12668 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 12669 .valueAt(i); 12670 if (userId != thisUserId) { 12671 continue; 12672 } 12673 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 12674 while (it.hasNext()) { 12675 PersistentPreferredActivity ppa = it.next(); 12676 // Mark entry for removal only if it matches the package name. 12677 if (ppa.mComponent.getPackageName().equals(packageName)) { 12678 if (removed == null) { 12679 removed = new ArrayList<PersistentPreferredActivity>(); 12680 } 12681 removed.add(ppa); 12682 } 12683 } 12684 if (removed != null) { 12685 for (int j=0; j<removed.size(); j++) { 12686 PersistentPreferredActivity ppa = removed.get(j); 12687 ppir.removeFilter(ppa); 12688 } 12689 changed = true; 12690 } 12691 } 12692 12693 if (changed) { 12694 scheduleWritePackageRestrictionsLocked(userId); 12695 } 12696 } 12697 } 12698 12699 /** 12700 * Non-Binder method, support for the backup/restore mechanism: write the 12701 * full set of preferred activities in its canonical XML format. Returns true 12702 * on success; false otherwise. 12703 */ 12704 @Override 12705 public byte[] getPreferredActivityBackup(int userId) { 12706 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 12707 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 12708 } 12709 12710 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 12711 try { 12712 final XmlSerializer serializer = new FastXmlSerializer(); 12713 serializer.setOutput(dataStream, "utf-8"); 12714 serializer.startDocument(null, true); 12715 serializer.startTag(null, TAG_PREFERRED_BACKUP); 12716 12717 synchronized (mPackages) { 12718 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 12719 } 12720 12721 serializer.endTag(null, TAG_PREFERRED_BACKUP); 12722 serializer.endDocument(); 12723 serializer.flush(); 12724 } catch (Exception e) { 12725 if (DEBUG_BACKUP) { 12726 Slog.e(TAG, "Unable to write preferred activities for backup", e); 12727 } 12728 return null; 12729 } 12730 12731 return dataStream.toByteArray(); 12732 } 12733 12734 @Override 12735 public void restorePreferredActivities(byte[] backup, int userId) { 12736 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 12737 throw new SecurityException("Only the system may call restorePreferredActivities()"); 12738 } 12739 12740 try { 12741 final XmlPullParser parser = Xml.newPullParser(); 12742 parser.setInput(new ByteArrayInputStream(backup), null); 12743 12744 int type; 12745 while ((type = parser.next()) != XmlPullParser.START_TAG 12746 && type != XmlPullParser.END_DOCUMENT) { 12747 } 12748 if (type != XmlPullParser.START_TAG) { 12749 // oops didn't find a start tag?! 12750 if (DEBUG_BACKUP) { 12751 Slog.e(TAG, "Didn't find start tag during restore"); 12752 } 12753 return; 12754 } 12755 12756 // this is supposed to be TAG_PREFERRED_BACKUP 12757 if (!TAG_PREFERRED_BACKUP.equals(parser.getName())) { 12758 if (DEBUG_BACKUP) { 12759 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 12760 } 12761 return; 12762 } 12763 12764 // skip interfering stuff, then we're aligned with the backing implementation 12765 while ((type = parser.next()) == XmlPullParser.TEXT) { } 12766 synchronized (mPackages) { 12767 mSettings.readPreferredActivitiesLPw(parser, userId); 12768 } 12769 } catch (Exception e) { 12770 if (DEBUG_BACKUP) { 12771 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 12772 } 12773 } 12774 } 12775 12776 @Override 12777 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 12778 int sourceUserId, int targetUserId, int flags) { 12779 mContext.enforceCallingOrSelfPermission( 12780 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 12781 int callingUid = Binder.getCallingUid(); 12782 enforceOwnerRights(ownerPackage, callingUid); 12783 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 12784 if (intentFilter.countActions() == 0) { 12785 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 12786 return; 12787 } 12788 synchronized (mPackages) { 12789 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 12790 ownerPackage, targetUserId, flags); 12791 CrossProfileIntentResolver resolver = 12792 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 12793 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 12794 // We have all those whose filter is equal. Now checking if the rest is equal as well. 12795 if (existing != null) { 12796 int size = existing.size(); 12797 for (int i = 0; i < size; i++) { 12798 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 12799 return; 12800 } 12801 } 12802 } 12803 resolver.addFilter(newFilter); 12804 scheduleWritePackageRestrictionsLocked(sourceUserId); 12805 } 12806 } 12807 12808 @Override 12809 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 12810 mContext.enforceCallingOrSelfPermission( 12811 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 12812 int callingUid = Binder.getCallingUid(); 12813 enforceOwnerRights(ownerPackage, callingUid); 12814 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 12815 synchronized (mPackages) { 12816 CrossProfileIntentResolver resolver = 12817 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 12818 ArraySet<CrossProfileIntentFilter> set = 12819 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 12820 for (CrossProfileIntentFilter filter : set) { 12821 if (filter.getOwnerPackage().equals(ownerPackage)) { 12822 resolver.removeFilter(filter); 12823 } 12824 } 12825 scheduleWritePackageRestrictionsLocked(sourceUserId); 12826 } 12827 } 12828 12829 // Enforcing that callingUid is owning pkg on userId 12830 private void enforceOwnerRights(String pkg, int callingUid) { 12831 // The system owns everything. 12832 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 12833 return; 12834 } 12835 int callingUserId = UserHandle.getUserId(callingUid); 12836 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 12837 if (pi == null) { 12838 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 12839 + callingUserId); 12840 } 12841 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 12842 throw new SecurityException("Calling uid " + callingUid 12843 + " does not own package " + pkg); 12844 } 12845 } 12846 12847 @Override 12848 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 12849 Intent intent = new Intent(Intent.ACTION_MAIN); 12850 intent.addCategory(Intent.CATEGORY_HOME); 12851 12852 final int callingUserId = UserHandle.getCallingUserId(); 12853 List<ResolveInfo> list = queryIntentActivities(intent, null, 12854 PackageManager.GET_META_DATA, callingUserId); 12855 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 12856 true, false, false, callingUserId); 12857 12858 allHomeCandidates.clear(); 12859 if (list != null) { 12860 for (ResolveInfo ri : list) { 12861 allHomeCandidates.add(ri); 12862 } 12863 } 12864 return (preferred == null || preferred.activityInfo == null) 12865 ? null 12866 : new ComponentName(preferred.activityInfo.packageName, 12867 preferred.activityInfo.name); 12868 } 12869 12870 @Override 12871 public void setApplicationEnabledSetting(String appPackageName, 12872 int newState, int flags, int userId, String callingPackage) { 12873 if (!sUserManager.exists(userId)) return; 12874 if (callingPackage == null) { 12875 callingPackage = Integer.toString(Binder.getCallingUid()); 12876 } 12877 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 12878 } 12879 12880 @Override 12881 public void setComponentEnabledSetting(ComponentName componentName, 12882 int newState, int flags, int userId) { 12883 if (!sUserManager.exists(userId)) return; 12884 setEnabledSetting(componentName.getPackageName(), 12885 componentName.getClassName(), newState, flags, userId, null); 12886 } 12887 12888 private void setEnabledSetting(final String packageName, String className, int newState, 12889 final int flags, int userId, String callingPackage) { 12890 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 12891 || newState == COMPONENT_ENABLED_STATE_ENABLED 12892 || newState == COMPONENT_ENABLED_STATE_DISABLED 12893 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 12894 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 12895 throw new IllegalArgumentException("Invalid new component state: " 12896 + newState); 12897 } 12898 PackageSetting pkgSetting; 12899 final int uid = Binder.getCallingUid(); 12900 final int permission = mContext.checkCallingOrSelfPermission( 12901 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 12902 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 12903 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 12904 boolean sendNow = false; 12905 boolean isApp = (className == null); 12906 String componentName = isApp ? packageName : className; 12907 int packageUid = -1; 12908 ArrayList<String> components; 12909 12910 // writer 12911 synchronized (mPackages) { 12912 pkgSetting = mSettings.mPackages.get(packageName); 12913 if (pkgSetting == null) { 12914 if (className == null) { 12915 throw new IllegalArgumentException( 12916 "Unknown package: " + packageName); 12917 } 12918 throw new IllegalArgumentException( 12919 "Unknown component: " + packageName 12920 + "/" + className); 12921 } 12922 // Allow root and verify that userId is not being specified by a different user 12923 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 12924 throw new SecurityException( 12925 "Permission Denial: attempt to change component state from pid=" 12926 + Binder.getCallingPid() 12927 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 12928 } 12929 if (className == null) { 12930 // We're dealing with an application/package level state change 12931 if (pkgSetting.getEnabled(userId) == newState) { 12932 // Nothing to do 12933 return; 12934 } 12935 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 12936 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 12937 // Don't care about who enables an app. 12938 callingPackage = null; 12939 } 12940 pkgSetting.setEnabled(newState, userId, callingPackage); 12941 // pkgSetting.pkg.mSetEnabled = newState; 12942 } else { 12943 // We're dealing with a component level state change 12944 // First, verify that this is a valid class name. 12945 PackageParser.Package pkg = pkgSetting.pkg; 12946 if (pkg == null || !pkg.hasComponentClassName(className)) { 12947 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 12948 throw new IllegalArgumentException("Component class " + className 12949 + " does not exist in " + packageName); 12950 } else { 12951 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 12952 + className + " does not exist in " + packageName); 12953 } 12954 } 12955 switch (newState) { 12956 case COMPONENT_ENABLED_STATE_ENABLED: 12957 if (!pkgSetting.enableComponentLPw(className, userId)) { 12958 return; 12959 } 12960 break; 12961 case COMPONENT_ENABLED_STATE_DISABLED: 12962 if (!pkgSetting.disableComponentLPw(className, userId)) { 12963 return; 12964 } 12965 break; 12966 case COMPONENT_ENABLED_STATE_DEFAULT: 12967 if (!pkgSetting.restoreComponentLPw(className, userId)) { 12968 return; 12969 } 12970 break; 12971 default: 12972 Slog.e(TAG, "Invalid new component state: " + newState); 12973 return; 12974 } 12975 } 12976 scheduleWritePackageRestrictionsLocked(userId); 12977 components = mPendingBroadcasts.get(userId, packageName); 12978 final boolean newPackage = components == null; 12979 if (newPackage) { 12980 components = new ArrayList<String>(); 12981 } 12982 if (!components.contains(componentName)) { 12983 components.add(componentName); 12984 } 12985 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 12986 sendNow = true; 12987 // Purge entry from pending broadcast list if another one exists already 12988 // since we are sending one right away. 12989 mPendingBroadcasts.remove(userId, packageName); 12990 } else { 12991 if (newPackage) { 12992 mPendingBroadcasts.put(userId, packageName, components); 12993 } 12994 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 12995 // Schedule a message 12996 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 12997 } 12998 } 12999 } 13000 13001 long callingId = Binder.clearCallingIdentity(); 13002 try { 13003 if (sendNow) { 13004 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 13005 sendPackageChangedBroadcast(packageName, 13006 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 13007 } 13008 } finally { 13009 Binder.restoreCallingIdentity(callingId); 13010 } 13011 } 13012 13013 private void sendPackageChangedBroadcast(String packageName, 13014 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 13015 if (DEBUG_INSTALL) 13016 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 13017 + componentNames); 13018 Bundle extras = new Bundle(4); 13019 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 13020 String nameList[] = new String[componentNames.size()]; 13021 componentNames.toArray(nameList); 13022 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 13023 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 13024 extras.putInt(Intent.EXTRA_UID, packageUid); 13025 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 13026 new int[] {UserHandle.getUserId(packageUid)}); 13027 } 13028 13029 @Override 13030 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 13031 if (!sUserManager.exists(userId)) return; 13032 final int uid = Binder.getCallingUid(); 13033 final int permission = mContext.checkCallingOrSelfPermission( 13034 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 13035 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 13036 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 13037 // writer 13038 synchronized (mPackages) { 13039 if (mSettings.setPackageStoppedStateLPw(packageName, stopped, allowedByPermission, 13040 uid, userId)) { 13041 scheduleWritePackageRestrictionsLocked(userId); 13042 } 13043 } 13044 } 13045 13046 @Override 13047 public String getInstallerPackageName(String packageName) { 13048 // reader 13049 synchronized (mPackages) { 13050 return mSettings.getInstallerPackageNameLPr(packageName); 13051 } 13052 } 13053 13054 @Override 13055 public int getApplicationEnabledSetting(String packageName, int userId) { 13056 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 13057 int uid = Binder.getCallingUid(); 13058 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 13059 // reader 13060 synchronized (mPackages) { 13061 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 13062 } 13063 } 13064 13065 @Override 13066 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 13067 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 13068 int uid = Binder.getCallingUid(); 13069 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 13070 // reader 13071 synchronized (mPackages) { 13072 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 13073 } 13074 } 13075 13076 @Override 13077 public void enterSafeMode() { 13078 enforceSystemOrRoot("Only the system can request entering safe mode"); 13079 13080 if (!mSystemReady) { 13081 mSafeMode = true; 13082 } 13083 } 13084 13085 @Override 13086 public void systemReady() { 13087 mSystemReady = true; 13088 13089 // Read the compatibilty setting when the system is ready. 13090 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 13091 mContext.getContentResolver(), 13092 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 13093 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 13094 if (DEBUG_SETTINGS) { 13095 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 13096 } 13097 13098 synchronized (mPackages) { 13099 // Verify that all of the preferred activity components actually 13100 // exist. It is possible for applications to be updated and at 13101 // that point remove a previously declared activity component that 13102 // had been set as a preferred activity. We try to clean this up 13103 // the next time we encounter that preferred activity, but it is 13104 // possible for the user flow to never be able to return to that 13105 // situation so here we do a sanity check to make sure we haven't 13106 // left any junk around. 13107 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 13108 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13109 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13110 removed.clear(); 13111 for (PreferredActivity pa : pir.filterSet()) { 13112 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 13113 removed.add(pa); 13114 } 13115 } 13116 if (removed.size() > 0) { 13117 for (int r=0; r<removed.size(); r++) { 13118 PreferredActivity pa = removed.get(r); 13119 Slog.w(TAG, "Removing dangling preferred activity: " 13120 + pa.mPref.mComponent); 13121 pir.removeFilter(pa); 13122 } 13123 mSettings.writePackageRestrictionsLPr( 13124 mSettings.mPreferredActivities.keyAt(i)); 13125 } 13126 } 13127 } 13128 sUserManager.systemReady(); 13129 13130 // Kick off any messages waiting for system ready 13131 if (mPostSystemReadyMessages != null) { 13132 for (Message msg : mPostSystemReadyMessages) { 13133 msg.sendToTarget(); 13134 } 13135 mPostSystemReadyMessages = null; 13136 } 13137 13138 // Watch for external volumes that come and go over time 13139 final StorageManager storage = mContext.getSystemService(StorageManager.class); 13140 storage.registerListener(mStorageListener); 13141 13142 mInstallerService.systemReady(); 13143 } 13144 13145 @Override 13146 public boolean isSafeMode() { 13147 return mSafeMode; 13148 } 13149 13150 @Override 13151 public boolean hasSystemUidErrors() { 13152 return mHasSystemUidErrors; 13153 } 13154 13155 static String arrayToString(int[] array) { 13156 StringBuffer buf = new StringBuffer(128); 13157 buf.append('['); 13158 if (array != null) { 13159 for (int i=0; i<array.length; i++) { 13160 if (i > 0) buf.append(", "); 13161 buf.append(array[i]); 13162 } 13163 } 13164 buf.append(']'); 13165 return buf.toString(); 13166 } 13167 13168 static class DumpState { 13169 public static final int DUMP_LIBS = 1 << 0; 13170 public static final int DUMP_FEATURES = 1 << 1; 13171 public static final int DUMP_RESOLVERS = 1 << 2; 13172 public static final int DUMP_PERMISSIONS = 1 << 3; 13173 public static final int DUMP_PACKAGES = 1 << 4; 13174 public static final int DUMP_SHARED_USERS = 1 << 5; 13175 public static final int DUMP_MESSAGES = 1 << 6; 13176 public static final int DUMP_PROVIDERS = 1 << 7; 13177 public static final int DUMP_VERIFIERS = 1 << 8; 13178 public static final int DUMP_PREFERRED = 1 << 9; 13179 public static final int DUMP_PREFERRED_XML = 1 << 10; 13180 public static final int DUMP_KEYSETS = 1 << 11; 13181 public static final int DUMP_VERSION = 1 << 12; 13182 public static final int DUMP_INSTALLS = 1 << 13; 13183 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 14; 13184 public static final int DUMP_DOMAIN_PREFERRED = 1 << 15; 13185 13186 public static final int OPTION_SHOW_FILTERS = 1 << 0; 13187 13188 private int mTypes; 13189 13190 private int mOptions; 13191 13192 private boolean mTitlePrinted; 13193 13194 private SharedUserSetting mSharedUser; 13195 13196 public boolean isDumping(int type) { 13197 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 13198 return true; 13199 } 13200 13201 return (mTypes & type) != 0; 13202 } 13203 13204 public void setDump(int type) { 13205 mTypes |= type; 13206 } 13207 13208 public boolean isOptionEnabled(int option) { 13209 return (mOptions & option) != 0; 13210 } 13211 13212 public void setOptionEnabled(int option) { 13213 mOptions |= option; 13214 } 13215 13216 public boolean onTitlePrinted() { 13217 final boolean printed = mTitlePrinted; 13218 mTitlePrinted = true; 13219 return printed; 13220 } 13221 13222 public boolean getTitlePrinted() { 13223 return mTitlePrinted; 13224 } 13225 13226 public void setTitlePrinted(boolean enabled) { 13227 mTitlePrinted = enabled; 13228 } 13229 13230 public SharedUserSetting getSharedUser() { 13231 return mSharedUser; 13232 } 13233 13234 public void setSharedUser(SharedUserSetting user) { 13235 mSharedUser = user; 13236 } 13237 } 13238 13239 @Override 13240 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 13241 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 13242 != PackageManager.PERMISSION_GRANTED) { 13243 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 13244 + Binder.getCallingPid() 13245 + ", uid=" + Binder.getCallingUid() 13246 + " without permission " 13247 + android.Manifest.permission.DUMP); 13248 return; 13249 } 13250 13251 DumpState dumpState = new DumpState(); 13252 boolean fullPreferred = false; 13253 boolean checkin = false; 13254 13255 String packageName = null; 13256 13257 int opti = 0; 13258 while (opti < args.length) { 13259 String opt = args[opti]; 13260 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 13261 break; 13262 } 13263 opti++; 13264 13265 if ("-a".equals(opt)) { 13266 // Right now we only know how to print all. 13267 } else if ("-h".equals(opt)) { 13268 pw.println("Package manager dump options:"); 13269 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 13270 pw.println(" --checkin: dump for a checkin"); 13271 pw.println(" -f: print details of intent filters"); 13272 pw.println(" -h: print this help"); 13273 pw.println(" cmd may be one of:"); 13274 pw.println(" l[ibraries]: list known shared libraries"); 13275 pw.println(" f[ibraries]: list device features"); 13276 pw.println(" k[eysets]: print known keysets"); 13277 pw.println(" r[esolvers]: dump intent resolvers"); 13278 pw.println(" perm[issions]: dump permissions"); 13279 pw.println(" pref[erred]: print preferred package settings"); 13280 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 13281 pw.println(" prov[iders]: dump content providers"); 13282 pw.println(" p[ackages]: dump installed packages"); 13283 pw.println(" s[hared-users]: dump shared user IDs"); 13284 pw.println(" m[essages]: print collected runtime messages"); 13285 pw.println(" v[erifiers]: print package verifier info"); 13286 pw.println(" version: print database version info"); 13287 pw.println(" write: write current settings now"); 13288 pw.println(" <package.name>: info about given package"); 13289 pw.println(" installs: details about install sessions"); 13290 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 13291 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 13292 return; 13293 } else if ("--checkin".equals(opt)) { 13294 checkin = true; 13295 } else if ("-f".equals(opt)) { 13296 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 13297 } else { 13298 pw.println("Unknown argument: " + opt + "; use -h for help"); 13299 } 13300 } 13301 13302 // Is the caller requesting to dump a particular piece of data? 13303 if (opti < args.length) { 13304 String cmd = args[opti]; 13305 opti++; 13306 // Is this a package name? 13307 if ("android".equals(cmd) || cmd.contains(".")) { 13308 packageName = cmd; 13309 // When dumping a single package, we always dump all of its 13310 // filter information since the amount of data will be reasonable. 13311 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 13312 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 13313 dumpState.setDump(DumpState.DUMP_LIBS); 13314 } else if ("f".equals(cmd) || "features".equals(cmd)) { 13315 dumpState.setDump(DumpState.DUMP_FEATURES); 13316 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 13317 dumpState.setDump(DumpState.DUMP_RESOLVERS); 13318 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 13319 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 13320 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 13321 dumpState.setDump(DumpState.DUMP_PREFERRED); 13322 } else if ("preferred-xml".equals(cmd)) { 13323 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 13324 if (opti < args.length && "--full".equals(args[opti])) { 13325 fullPreferred = true; 13326 opti++; 13327 } 13328 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 13329 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 13330 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 13331 dumpState.setDump(DumpState.DUMP_PACKAGES); 13332 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 13333 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 13334 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 13335 dumpState.setDump(DumpState.DUMP_PROVIDERS); 13336 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 13337 dumpState.setDump(DumpState.DUMP_MESSAGES); 13338 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 13339 dumpState.setDump(DumpState.DUMP_VERIFIERS); 13340 } else if ("i".equals(cmd) || "ifv".equals(cmd) 13341 || "intent-filter-verifiers".equals(cmd)) { 13342 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 13343 } else if ("version".equals(cmd)) { 13344 dumpState.setDump(DumpState.DUMP_VERSION); 13345 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 13346 dumpState.setDump(DumpState.DUMP_KEYSETS); 13347 } else if ("installs".equals(cmd)) { 13348 dumpState.setDump(DumpState.DUMP_INSTALLS); 13349 } else if ("write".equals(cmd)) { 13350 synchronized (mPackages) { 13351 mSettings.writeLPr(); 13352 pw.println("Settings written."); 13353 return; 13354 } 13355 } 13356 } 13357 13358 if (checkin) { 13359 pw.println("vers,1"); 13360 } 13361 13362 // reader 13363 synchronized (mPackages) { 13364 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 13365 if (!checkin) { 13366 if (dumpState.onTitlePrinted()) 13367 pw.println(); 13368 pw.println("Database versions:"); 13369 pw.print(" SDK Version:"); 13370 pw.print(" internal="); 13371 pw.print(mSettings.mInternalSdkPlatform); 13372 pw.print(" external="); 13373 pw.println(mSettings.mExternalSdkPlatform); 13374 pw.print(" DB Version:"); 13375 pw.print(" internal="); 13376 pw.print(mSettings.mInternalDatabaseVersion); 13377 pw.print(" external="); 13378 pw.println(mSettings.mExternalDatabaseVersion); 13379 } 13380 } 13381 13382 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 13383 if (!checkin) { 13384 if (dumpState.onTitlePrinted()) 13385 pw.println(); 13386 pw.println("Verifiers:"); 13387 pw.print(" Required: "); 13388 pw.print(mRequiredVerifierPackage); 13389 pw.print(" (uid="); 13390 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 13391 pw.println(")"); 13392 } else if (mRequiredVerifierPackage != null) { 13393 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 13394 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 13395 } 13396 } 13397 13398 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 13399 packageName == null) { 13400 if (mIntentFilterVerifierComponent != null) { 13401 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 13402 if (!checkin) { 13403 if (dumpState.onTitlePrinted()) 13404 pw.println(); 13405 pw.println("Intent Filter Verifier:"); 13406 pw.print(" Using: "); 13407 pw.print(verifierPackageName); 13408 pw.print(" (uid="); 13409 pw.print(getPackageUid(verifierPackageName, 0)); 13410 pw.println(")"); 13411 } else if (verifierPackageName != null) { 13412 pw.print("ifv,"); pw.print(verifierPackageName); 13413 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 13414 } 13415 } else { 13416 pw.println(); 13417 pw.println("No Intent Filter Verifier available!"); 13418 } 13419 } 13420 13421 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 13422 boolean printedHeader = false; 13423 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 13424 while (it.hasNext()) { 13425 String name = it.next(); 13426 SharedLibraryEntry ent = mSharedLibraries.get(name); 13427 if (!checkin) { 13428 if (!printedHeader) { 13429 if (dumpState.onTitlePrinted()) 13430 pw.println(); 13431 pw.println("Libraries:"); 13432 printedHeader = true; 13433 } 13434 pw.print(" "); 13435 } else { 13436 pw.print("lib,"); 13437 } 13438 pw.print(name); 13439 if (!checkin) { 13440 pw.print(" -> "); 13441 } 13442 if (ent.path != null) { 13443 if (!checkin) { 13444 pw.print("(jar) "); 13445 pw.print(ent.path); 13446 } else { 13447 pw.print(",jar,"); 13448 pw.print(ent.path); 13449 } 13450 } else { 13451 if (!checkin) { 13452 pw.print("(apk) "); 13453 pw.print(ent.apk); 13454 } else { 13455 pw.print(",apk,"); 13456 pw.print(ent.apk); 13457 } 13458 } 13459 pw.println(); 13460 } 13461 } 13462 13463 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 13464 if (dumpState.onTitlePrinted()) 13465 pw.println(); 13466 if (!checkin) { 13467 pw.println("Features:"); 13468 } 13469 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 13470 while (it.hasNext()) { 13471 String name = it.next(); 13472 if (!checkin) { 13473 pw.print(" "); 13474 } else { 13475 pw.print("feat,"); 13476 } 13477 pw.println(name); 13478 } 13479 } 13480 13481 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 13482 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 13483 : "Activity Resolver Table:", " ", packageName, 13484 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 13485 dumpState.setTitlePrinted(true); 13486 } 13487 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 13488 : "Receiver Resolver Table:", " ", packageName, 13489 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 13490 dumpState.setTitlePrinted(true); 13491 } 13492 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 13493 : "Service Resolver Table:", " ", packageName, 13494 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 13495 dumpState.setTitlePrinted(true); 13496 } 13497 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 13498 : "Provider Resolver Table:", " ", packageName, 13499 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 13500 dumpState.setTitlePrinted(true); 13501 } 13502 } 13503 13504 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 13505 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13506 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13507 int user = mSettings.mPreferredActivities.keyAt(i); 13508 if (pir.dump(pw, 13509 dumpState.getTitlePrinted() 13510 ? "\nPreferred Activities User " + user + ":" 13511 : "Preferred Activities User " + user + ":", " ", 13512 packageName, true, false)) { 13513 dumpState.setTitlePrinted(true); 13514 } 13515 } 13516 } 13517 13518 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 13519 pw.flush(); 13520 FileOutputStream fout = new FileOutputStream(fd); 13521 BufferedOutputStream str = new BufferedOutputStream(fout); 13522 XmlSerializer serializer = new FastXmlSerializer(); 13523 try { 13524 serializer.setOutput(str, "utf-8"); 13525 serializer.startDocument(null, true); 13526 serializer.setFeature( 13527 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 13528 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 13529 serializer.endDocument(); 13530 serializer.flush(); 13531 } catch (IllegalArgumentException e) { 13532 pw.println("Failed writing: " + e); 13533 } catch (IllegalStateException e) { 13534 pw.println("Failed writing: " + e); 13535 } catch (IOException e) { 13536 pw.println("Failed writing: " + e); 13537 } 13538 } 13539 13540 if (!checkin && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED)) { 13541 pw.println(); 13542 int count = mSettings.mPackages.size(); 13543 if (count == 0) { 13544 pw.println("No domain preferred apps!"); 13545 pw.println(); 13546 } else { 13547 final String prefix = " "; 13548 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 13549 if (allPackageSettings.size() == 0) { 13550 pw.println("No domain preferred apps!"); 13551 pw.println(); 13552 } else { 13553 pw.println("Domain preferred apps status:"); 13554 pw.println(); 13555 count = 0; 13556 for (PackageSetting ps : allPackageSettings) { 13557 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 13558 if (ivi == null || ivi.getPackageName() == null) continue; 13559 pw.println(prefix + "Package Name: " + ivi.getPackageName()); 13560 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 13561 pw.println(prefix + "Status: " + ivi.getStatusString()); 13562 pw.println(); 13563 count++; 13564 } 13565 if (count == 0) { 13566 pw.println(prefix + "No domain preferred app status!"); 13567 pw.println(); 13568 } 13569 for (int userId : sUserManager.getUserIds()) { 13570 pw.println("Domain preferred apps for User " + userId + ":"); 13571 pw.println(); 13572 count = 0; 13573 for (PackageSetting ps : allPackageSettings) { 13574 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 13575 if (ivi == null || ivi.getPackageName() == null) { 13576 continue; 13577 } 13578 final int status = ps.getDomainVerificationStatusForUser(userId); 13579 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 13580 continue; 13581 } 13582 pw.println(prefix + "Package Name: " + ivi.getPackageName()); 13583 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 13584 String statusStr = IntentFilterVerificationInfo. 13585 getStatusStringFromValue(status); 13586 pw.println(prefix + "Status: " + statusStr); 13587 pw.println(); 13588 count++; 13589 } 13590 if (count == 0) { 13591 pw.println(prefix + "No domain preferred apps!"); 13592 pw.println(); 13593 } 13594 } 13595 } 13596 } 13597 } 13598 13599 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 13600 mSettings.dumpPermissionsLPr(pw, packageName, dumpState); 13601 if (packageName == null) { 13602 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 13603 if (iperm == 0) { 13604 if (dumpState.onTitlePrinted()) 13605 pw.println(); 13606 pw.println("AppOp Permissions:"); 13607 } 13608 pw.print(" AppOp Permission "); 13609 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 13610 pw.println(":"); 13611 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 13612 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 13613 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 13614 } 13615 } 13616 } 13617 } 13618 13619 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 13620 boolean printedSomething = false; 13621 for (PackageParser.Provider p : mProviders.mProviders.values()) { 13622 if (packageName != null && !packageName.equals(p.info.packageName)) { 13623 continue; 13624 } 13625 if (!printedSomething) { 13626 if (dumpState.onTitlePrinted()) 13627 pw.println(); 13628 pw.println("Registered ContentProviders:"); 13629 printedSomething = true; 13630 } 13631 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 13632 pw.print(" "); pw.println(p.toString()); 13633 } 13634 printedSomething = false; 13635 for (Map.Entry<String, PackageParser.Provider> entry : 13636 mProvidersByAuthority.entrySet()) { 13637 PackageParser.Provider p = entry.getValue(); 13638 if (packageName != null && !packageName.equals(p.info.packageName)) { 13639 continue; 13640 } 13641 if (!printedSomething) { 13642 if (dumpState.onTitlePrinted()) 13643 pw.println(); 13644 pw.println("ContentProvider Authorities:"); 13645 printedSomething = true; 13646 } 13647 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 13648 pw.print(" "); pw.println(p.toString()); 13649 if (p.info != null && p.info.applicationInfo != null) { 13650 final String appInfo = p.info.applicationInfo.toString(); 13651 pw.print(" applicationInfo="); pw.println(appInfo); 13652 } 13653 } 13654 } 13655 13656 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 13657 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 13658 } 13659 13660 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 13661 mSettings.dumpPackagesLPr(pw, packageName, dumpState, checkin); 13662 } 13663 13664 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 13665 mSettings.dumpSharedUsersLPr(pw, packageName, dumpState, checkin); 13666 } 13667 13668 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 13669 // XXX should handle packageName != null by dumping only install data that 13670 // the given package is involved with. 13671 if (dumpState.onTitlePrinted()) pw.println(); 13672 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 13673 } 13674 13675 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 13676 if (dumpState.onTitlePrinted()) pw.println(); 13677 mSettings.dumpReadMessagesLPr(pw, dumpState); 13678 13679 pw.println(); 13680 pw.println("Package warning messages:"); 13681 BufferedReader in = null; 13682 String line = null; 13683 try { 13684 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 13685 while ((line = in.readLine()) != null) { 13686 if (line.contains("ignored: updated version")) continue; 13687 pw.println(line); 13688 } 13689 } catch (IOException ignored) { 13690 } finally { 13691 IoUtils.closeQuietly(in); 13692 } 13693 } 13694 13695 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 13696 BufferedReader in = null; 13697 String line = null; 13698 try { 13699 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 13700 while ((line = in.readLine()) != null) { 13701 if (line.contains("ignored: updated version")) continue; 13702 pw.print("msg,"); 13703 pw.println(line); 13704 } 13705 } catch (IOException ignored) { 13706 } finally { 13707 IoUtils.closeQuietly(in); 13708 } 13709 } 13710 } 13711 } 13712 13713 // ------- apps on sdcard specific code ------- 13714 static final boolean DEBUG_SD_INSTALL = false; 13715 13716 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 13717 13718 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 13719 13720 private boolean mMediaMounted = false; 13721 13722 static String getEncryptKey() { 13723 try { 13724 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 13725 SD_ENCRYPTION_KEYSTORE_NAME); 13726 if (sdEncKey == null) { 13727 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 13728 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 13729 if (sdEncKey == null) { 13730 Slog.e(TAG, "Failed to create encryption keys"); 13731 return null; 13732 } 13733 } 13734 return sdEncKey; 13735 } catch (NoSuchAlgorithmException nsae) { 13736 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 13737 return null; 13738 } catch (IOException ioe) { 13739 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 13740 return null; 13741 } 13742 } 13743 13744 /* 13745 * Update media status on PackageManager. 13746 */ 13747 @Override 13748 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 13749 int callingUid = Binder.getCallingUid(); 13750 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 13751 throw new SecurityException("Media status can only be updated by the system"); 13752 } 13753 // reader; this apparently protects mMediaMounted, but should probably 13754 // be a different lock in that case. 13755 synchronized (mPackages) { 13756 Log.i(TAG, "Updating external media status from " 13757 + (mMediaMounted ? "mounted" : "unmounted") + " to " 13758 + (mediaStatus ? "mounted" : "unmounted")); 13759 if (DEBUG_SD_INSTALL) 13760 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 13761 + ", mMediaMounted=" + mMediaMounted); 13762 if (mediaStatus == mMediaMounted) { 13763 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 13764 : 0, -1); 13765 mHandler.sendMessage(msg); 13766 return; 13767 } 13768 mMediaMounted = mediaStatus; 13769 } 13770 // Queue up an async operation since the package installation may take a 13771 // little while. 13772 mHandler.post(new Runnable() { 13773 public void run() { 13774 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 13775 } 13776 }); 13777 } 13778 13779 /** 13780 * Called by MountService when the initial ASECs to scan are available. 13781 * Should block until all the ASEC containers are finished being scanned. 13782 */ 13783 public void scanAvailableAsecs() { 13784 updateExternalMediaStatusInner(true, false, false); 13785 if (mShouldRestoreconData) { 13786 SELinuxMMAC.setRestoreconDone(); 13787 mShouldRestoreconData = false; 13788 } 13789 } 13790 13791 /* 13792 * Collect information of applications on external media, map them against 13793 * existing containers and update information based on current mount status. 13794 * Please note that we always have to report status if reportStatus has been 13795 * set to true especially when unloading packages. 13796 */ 13797 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 13798 boolean externalStorage) { 13799 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 13800 int[] uidArr = EmptyArray.INT; 13801 13802 final String[] list = PackageHelper.getSecureContainerList(); 13803 if (ArrayUtils.isEmpty(list)) { 13804 Log.i(TAG, "No secure containers found"); 13805 } else { 13806 // Process list of secure containers and categorize them 13807 // as active or stale based on their package internal state. 13808 13809 // reader 13810 synchronized (mPackages) { 13811 for (String cid : list) { 13812 // Leave stages untouched for now; installer service owns them 13813 if (PackageInstallerService.isStageName(cid)) continue; 13814 13815 if (DEBUG_SD_INSTALL) 13816 Log.i(TAG, "Processing container " + cid); 13817 String pkgName = getAsecPackageName(cid); 13818 if (pkgName == null) { 13819 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 13820 continue; 13821 } 13822 if (DEBUG_SD_INSTALL) 13823 Log.i(TAG, "Looking for pkg : " + pkgName); 13824 13825 final PackageSetting ps = mSettings.mPackages.get(pkgName); 13826 if (ps == null) { 13827 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 13828 continue; 13829 } 13830 13831 /* 13832 * Skip packages that are not external if we're unmounting 13833 * external storage. 13834 */ 13835 if (externalStorage && !isMounted && !isExternal(ps)) { 13836 continue; 13837 } 13838 13839 final AsecInstallArgs args = new AsecInstallArgs(cid, 13840 getAppDexInstructionSets(ps), ps.isForwardLocked()); 13841 // The package status is changed only if the code path 13842 // matches between settings and the container id. 13843 if (ps.codePathString != null 13844 && ps.codePathString.startsWith(args.getCodePath())) { 13845 if (DEBUG_SD_INSTALL) { 13846 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 13847 + " at code path: " + ps.codePathString); 13848 } 13849 13850 // We do have a valid package installed on sdcard 13851 processCids.put(args, ps.codePathString); 13852 final int uid = ps.appId; 13853 if (uid != -1) { 13854 uidArr = ArrayUtils.appendInt(uidArr, uid); 13855 } 13856 } else { 13857 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 13858 + ps.codePathString); 13859 } 13860 } 13861 } 13862 13863 Arrays.sort(uidArr); 13864 } 13865 13866 // Process packages with valid entries. 13867 if (isMounted) { 13868 if (DEBUG_SD_INSTALL) 13869 Log.i(TAG, "Loading packages"); 13870 loadMediaPackages(processCids, uidArr); 13871 startCleaningPackages(); 13872 mInstallerService.onSecureContainersAvailable(); 13873 } else { 13874 if (DEBUG_SD_INSTALL) 13875 Log.i(TAG, "Unloading packages"); 13876 unloadMediaPackages(processCids, uidArr, reportStatus); 13877 } 13878 } 13879 13880 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 13881 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 13882 final int size = infos.size(); 13883 final String[] packageNames = new String[size]; 13884 final int[] packageUids = new int[size]; 13885 for (int i = 0; i < size; i++) { 13886 final ApplicationInfo info = infos.get(i); 13887 packageNames[i] = info.packageName; 13888 packageUids[i] = info.uid; 13889 } 13890 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 13891 finishedReceiver); 13892 } 13893 13894 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 13895 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 13896 sendResourcesChangedBroadcast(mediaStatus, replacing, 13897 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 13898 } 13899 13900 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 13901 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 13902 int size = pkgList.length; 13903 if (size > 0) { 13904 // Send broadcasts here 13905 Bundle extras = new Bundle(); 13906 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 13907 if (uidArr != null) { 13908 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 13909 } 13910 if (replacing) { 13911 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 13912 } 13913 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 13914 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 13915 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 13916 } 13917 } 13918 13919 /* 13920 * Look at potentially valid container ids from processCids If package 13921 * information doesn't match the one on record or package scanning fails, 13922 * the cid is added to list of removeCids. We currently don't delete stale 13923 * containers. 13924 */ 13925 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 13926 ArrayList<String> pkgList = new ArrayList<String>(); 13927 Set<AsecInstallArgs> keys = processCids.keySet(); 13928 13929 for (AsecInstallArgs args : keys) { 13930 String codePath = processCids.get(args); 13931 if (DEBUG_SD_INSTALL) 13932 Log.i(TAG, "Loading container : " + args.cid); 13933 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 13934 try { 13935 // Make sure there are no container errors first. 13936 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 13937 Slog.e(TAG, "Failed to mount cid : " + args.cid 13938 + " when installing from sdcard"); 13939 continue; 13940 } 13941 // Check code path here. 13942 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 13943 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 13944 + " does not match one in settings " + codePath); 13945 continue; 13946 } 13947 // Parse package 13948 int parseFlags = mDefParseFlags; 13949 if (args.isExternalAsec()) { 13950 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 13951 } 13952 if (args.isFwdLocked()) { 13953 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 13954 } 13955 13956 synchronized (mInstallLock) { 13957 PackageParser.Package pkg = null; 13958 try { 13959 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 13960 } catch (PackageManagerException e) { 13961 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 13962 } 13963 // Scan the package 13964 if (pkg != null) { 13965 /* 13966 * TODO why is the lock being held? doPostInstall is 13967 * called in other places without the lock. This needs 13968 * to be straightened out. 13969 */ 13970 // writer 13971 synchronized (mPackages) { 13972 retCode = PackageManager.INSTALL_SUCCEEDED; 13973 pkgList.add(pkg.packageName); 13974 // Post process args 13975 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 13976 pkg.applicationInfo.uid); 13977 } 13978 } else { 13979 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 13980 } 13981 } 13982 13983 } finally { 13984 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 13985 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 13986 } 13987 } 13988 } 13989 // writer 13990 synchronized (mPackages) { 13991 // If the platform SDK has changed since the last time we booted, 13992 // we need to re-grant app permission to catch any new ones that 13993 // appear. This is really a hack, and means that apps can in some 13994 // cases get permissions that the user didn't initially explicitly 13995 // allow... it would be nice to have some better way to handle 13996 // this situation. 13997 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 13998 if (regrantPermissions) 13999 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 14000 + mSdkVersion + "; regranting permissions for external storage"); 14001 mSettings.mExternalSdkPlatform = mSdkVersion; 14002 14003 // Make sure group IDs have been assigned, and any permission 14004 // changes in other apps are accounted for 14005 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 14006 | (regrantPermissions 14007 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 14008 : 0)); 14009 14010 mSettings.updateExternalDatabaseVersion(); 14011 14012 // can downgrade to reader 14013 // Persist settings 14014 mSettings.writeLPr(); 14015 } 14016 // Send a broadcast to let everyone know we are done processing 14017 if (pkgList.size() > 0) { 14018 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 14019 } 14020 } 14021 14022 /* 14023 * Utility method to unload a list of specified containers 14024 */ 14025 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 14026 // Just unmount all valid containers. 14027 for (AsecInstallArgs arg : cidArgs) { 14028 synchronized (mInstallLock) { 14029 arg.doPostDeleteLI(false); 14030 } 14031 } 14032 } 14033 14034 /* 14035 * Unload packages mounted on external media. This involves deleting package 14036 * data from internal structures, sending broadcasts about diabled packages, 14037 * gc'ing to free up references, unmounting all secure containers 14038 * corresponding to packages on external media, and posting a 14039 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 14040 * that we always have to post this message if status has been requested no 14041 * matter what. 14042 */ 14043 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 14044 final boolean reportStatus) { 14045 if (DEBUG_SD_INSTALL) 14046 Log.i(TAG, "unloading media packages"); 14047 ArrayList<String> pkgList = new ArrayList<String>(); 14048 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 14049 final Set<AsecInstallArgs> keys = processCids.keySet(); 14050 for (AsecInstallArgs args : keys) { 14051 String pkgName = args.getPackageName(); 14052 if (DEBUG_SD_INSTALL) 14053 Log.i(TAG, "Trying to unload pkg : " + pkgName); 14054 // Delete package internally 14055 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 14056 synchronized (mInstallLock) { 14057 boolean res = deletePackageLI(pkgName, null, false, null, null, 14058 PackageManager.DELETE_KEEP_DATA, outInfo, false); 14059 if (res) { 14060 pkgList.add(pkgName); 14061 } else { 14062 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 14063 failedList.add(args); 14064 } 14065 } 14066 } 14067 14068 // reader 14069 synchronized (mPackages) { 14070 // We didn't update the settings after removing each package; 14071 // write them now for all packages. 14072 mSettings.writeLPr(); 14073 } 14074 14075 // We have to absolutely send UPDATED_MEDIA_STATUS only 14076 // after confirming that all the receivers processed the ordered 14077 // broadcast when packages get disabled, force a gc to clean things up. 14078 // and unload all the containers. 14079 if (pkgList.size() > 0) { 14080 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 14081 new IIntentReceiver.Stub() { 14082 public void performReceive(Intent intent, int resultCode, String data, 14083 Bundle extras, boolean ordered, boolean sticky, 14084 int sendingUser) throws RemoteException { 14085 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 14086 reportStatus ? 1 : 0, 1, keys); 14087 mHandler.sendMessage(msg); 14088 } 14089 }); 14090 } else { 14091 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 14092 keys); 14093 mHandler.sendMessage(msg); 14094 } 14095 } 14096 14097 private void loadPrivatePackages(VolumeInfo vol) { 14098 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 14099 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 14100 synchronized (mPackages) { 14101 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 14102 for (PackageSetting ps : packages) { 14103 synchronized (mInstallLock) { 14104 final PackageParser.Package pkg; 14105 try { 14106 pkg = scanPackageLI(ps.codePath, parseFlags, 0, 0, null); 14107 loaded.add(pkg.applicationInfo); 14108 } catch (PackageManagerException e) { 14109 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 14110 } 14111 } 14112 } 14113 14114 // TODO: regrant any permissions that changed based since original install 14115 14116 mSettings.writeLPr(); 14117 } 14118 14119 Slog.d(TAG, "Loaded packages " + loaded); 14120 sendResourcesChangedBroadcast(true, false, loaded, null); 14121 } 14122 14123 private void unloadPrivatePackages(VolumeInfo vol) { 14124 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 14125 synchronized (mPackages) { 14126 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 14127 for (PackageSetting ps : packages) { 14128 if (ps.pkg == null) continue; 14129 synchronized (mInstallLock) { 14130 final ApplicationInfo info = ps.pkg.applicationInfo; 14131 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 14132 if (deletePackageLI(ps.name, null, false, null, null, 14133 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 14134 unloaded.add(info); 14135 } else { 14136 Slog.w(TAG, "Failed to unload " + ps.codePath); 14137 } 14138 } 14139 } 14140 14141 mSettings.writeLPr(); 14142 } 14143 14144 Slog.d(TAG, "Unloaded packages " + unloaded); 14145 sendResourcesChangedBroadcast(false, false, unloaded, null); 14146 } 14147 14148 @Override 14149 public int movePackage(final String packageName, final String volumeUuid) { 14150 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 14151 14152 final int moveId = mNextMoveId.getAndIncrement(); 14153 try { 14154 movePackageInternal(packageName, volumeUuid, moveId); 14155 } catch (PackageManagerException e) { 14156 Slog.d(TAG, "Failed to move " + packageName, e); 14157 mMoveCallbacks.notifyStatusChanged(moveId, PackageManager.MOVE_FAILED_INTERNAL_ERROR); 14158 } 14159 return moveId; 14160 } 14161 14162 private void movePackageInternal(final String packageName, final String volumeUuid, 14163 final int moveId) throws PackageManagerException { 14164 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 14165 final PackageManager pm = mContext.getPackageManager(); 14166 14167 final boolean currentAsec; 14168 final String currentVolumeUuid; 14169 final File codeFile; 14170 final String installerPackageName; 14171 final String packageAbiOverride; 14172 final int appId; 14173 final String seinfo; 14174 14175 // reader 14176 synchronized (mPackages) { 14177 final PackageParser.Package pkg = mPackages.get(packageName); 14178 final PackageSetting ps = mSettings.mPackages.get(packageName); 14179 if (pkg == null || ps == null) { 14180 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 14181 } 14182 14183 if (pkg.applicationInfo.isSystemApp()) { 14184 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 14185 "Cannot move system application"); 14186 } else if (pkg.mOperationPending) { 14187 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 14188 "Attempt to move package which has pending operations"); 14189 } 14190 14191 // TODO: yell if already in desired location 14192 14193 mMoveCallbacks.notifyStarted(moveId, 14194 String.valueOf(pm.getApplicationLabel(pkg.applicationInfo))); 14195 14196 pkg.mOperationPending = true; 14197 14198 currentAsec = pkg.applicationInfo.isForwardLocked() 14199 || pkg.applicationInfo.isExternalAsec(); 14200 currentVolumeUuid = ps.volumeUuid; 14201 codeFile = new File(pkg.codePath); 14202 installerPackageName = ps.installerPackageName; 14203 packageAbiOverride = ps.cpuAbiOverrideString; 14204 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 14205 seinfo = pkg.applicationInfo.seinfo; 14206 } 14207 14208 int installFlags; 14209 final boolean moveData; 14210 14211 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 14212 installFlags = INSTALL_INTERNAL; 14213 moveData = !currentAsec; 14214 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 14215 installFlags = INSTALL_EXTERNAL; 14216 moveData = false; 14217 } else { 14218 final StorageManager storage = mContext.getSystemService(StorageManager.class); 14219 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 14220 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 14221 || !volume.isMountedWritable()) { 14222 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 14223 "Move location not mounted private volume"); 14224 } 14225 14226 Preconditions.checkState(!currentAsec); 14227 14228 installFlags = INSTALL_INTERNAL; 14229 moveData = true; 14230 } 14231 14232 Slog.d(TAG, "Moving " + packageName + " from " + currentVolumeUuid + " to " + volumeUuid); 14233 mMoveCallbacks.notifyStatusChanged(moveId, 10, -1); 14234 14235 if (moveData) { 14236 synchronized (mInstallLock) { 14237 // TODO: split this into separate copy and delete operations 14238 if (mInstaller.moveUserDataDirs(currentVolumeUuid, volumeUuid, packageName, appId, 14239 seinfo) != 0) { 14240 synchronized (mPackages) { 14241 final PackageParser.Package pkg = mPackages.get(packageName); 14242 if (pkg != null) { 14243 pkg.mOperationPending = false; 14244 } 14245 } 14246 14247 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 14248 "Failed to move private data"); 14249 } 14250 } 14251 } 14252 14253 mMoveCallbacks.notifyStatusChanged(moveId, 50); 14254 14255 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 14256 @Override 14257 public void onUserActionRequired(Intent intent) throws RemoteException { 14258 throw new IllegalStateException(); 14259 } 14260 14261 @Override 14262 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 14263 Bundle extras) throws RemoteException { 14264 Slog.d(TAG, "Install result for move: " 14265 + PackageManager.installStatusToString(returnCode, msg)); 14266 14267 // We usually have a new package now after the install, but if 14268 // we failed we need to clear the pending flag on the original 14269 // package object. 14270 synchronized (mPackages) { 14271 final PackageParser.Package pkg = mPackages.get(packageName); 14272 if (pkg != null) { 14273 pkg.mOperationPending = false; 14274 } 14275 } 14276 14277 final int status = PackageManager.installStatusToPublicStatus(returnCode); 14278 switch (status) { 14279 case PackageInstaller.STATUS_SUCCESS: 14280 mMoveCallbacks.notifyStatusChanged(moveId, 14281 PackageManager.MOVE_SUCCEEDED); 14282 break; 14283 case PackageInstaller.STATUS_FAILURE_STORAGE: 14284 mMoveCallbacks.notifyStatusChanged(moveId, 14285 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 14286 break; 14287 default: 14288 mMoveCallbacks.notifyStatusChanged(moveId, 14289 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 14290 break; 14291 } 14292 } 14293 }; 14294 14295 // Treat a move like reinstalling an existing app, which ensures that we 14296 // process everythign uniformly, like unpacking native libraries. 14297 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 14298 14299 final Message msg = mHandler.obtainMessage(INIT_COPY); 14300 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 14301 msg.obj = new InstallParams(origin, installObserver, installFlags, 14302 installerPackageName, volumeUuid, null, user, packageAbiOverride); 14303 mHandler.sendMessage(msg); 14304 } 14305 14306 @Override 14307 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 14308 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 14309 14310 final int realMoveId = mNextMoveId.getAndIncrement(); 14311 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 14312 @Override 14313 public void onStarted(int moveId, String title) { 14314 // Ignored 14315 } 14316 14317 @Override 14318 public void onStatusChanged(int moveId, int status, long estMillis) { 14319 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 14320 } 14321 }; 14322 14323 final StorageManager storage = mContext.getSystemService(StorageManager.class); 14324 storage.setPrimaryStorageUuid(volumeUuid, callback); 14325 return realMoveId; 14326 } 14327 14328 @Override 14329 public int getMoveStatus(int moveId) { 14330 mContext.enforceCallingOrSelfPermission( 14331 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 14332 return mMoveCallbacks.mLastStatus.get(moveId); 14333 } 14334 14335 @Override 14336 public void registerMoveCallback(IPackageMoveObserver callback) { 14337 mContext.enforceCallingOrSelfPermission( 14338 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 14339 mMoveCallbacks.register(callback); 14340 } 14341 14342 @Override 14343 public void unregisterMoveCallback(IPackageMoveObserver callback) { 14344 mContext.enforceCallingOrSelfPermission( 14345 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 14346 mMoveCallbacks.unregister(callback); 14347 } 14348 14349 @Override 14350 public boolean setInstallLocation(int loc) { 14351 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 14352 null); 14353 if (getInstallLocation() == loc) { 14354 return true; 14355 } 14356 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 14357 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 14358 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 14359 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 14360 return true; 14361 } 14362 return false; 14363 } 14364 14365 @Override 14366 public int getInstallLocation() { 14367 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14368 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 14369 PackageHelper.APP_INSTALL_AUTO); 14370 } 14371 14372 /** Called by UserManagerService */ 14373 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 14374 mDirtyUsers.remove(userHandle); 14375 mSettings.removeUserLPw(userHandle); 14376 mPendingBroadcasts.remove(userHandle); 14377 if (mInstaller != null) { 14378 // Technically, we shouldn't be doing this with the package lock 14379 // held. However, this is very rare, and there is already so much 14380 // other disk I/O going on, that we'll let it slide for now. 14381 final StorageManager storage = StorageManager.from(mContext); 14382 final List<VolumeInfo> vols = storage.getVolumes(); 14383 for (VolumeInfo vol : vols) { 14384 if (vol.getType() == VolumeInfo.TYPE_PRIVATE && vol.isMountedWritable()) { 14385 final String volumeUuid = vol.getFsUuid(); 14386 Slog.d(TAG, "Removing user data on volume " + volumeUuid); 14387 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 14388 } 14389 } 14390 } 14391 mUserNeedsBadging.delete(userHandle); 14392 removeUnusedPackagesLILPw(userManager, userHandle); 14393 } 14394 14395 /** 14396 * We're removing userHandle and would like to remove any downloaded packages 14397 * that are no longer in use by any other user. 14398 * @param userHandle the user being removed 14399 */ 14400 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 14401 final boolean DEBUG_CLEAN_APKS = false; 14402 int [] users = userManager.getUserIdsLPr(); 14403 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 14404 while (psit.hasNext()) { 14405 PackageSetting ps = psit.next(); 14406 if (ps.pkg == null) { 14407 continue; 14408 } 14409 final String packageName = ps.pkg.packageName; 14410 // Skip over if system app 14411 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 14412 continue; 14413 } 14414 if (DEBUG_CLEAN_APKS) { 14415 Slog.i(TAG, "Checking package " + packageName); 14416 } 14417 boolean keep = false; 14418 for (int i = 0; i < users.length; i++) { 14419 if (users[i] != userHandle && ps.getInstalled(users[i])) { 14420 keep = true; 14421 if (DEBUG_CLEAN_APKS) { 14422 Slog.i(TAG, " Keeping package " + packageName + " for user " 14423 + users[i]); 14424 } 14425 break; 14426 } 14427 } 14428 if (!keep) { 14429 if (DEBUG_CLEAN_APKS) { 14430 Slog.i(TAG, " Removing package " + packageName); 14431 } 14432 mHandler.post(new Runnable() { 14433 public void run() { 14434 deletePackageX(packageName, userHandle, 0); 14435 } //end run 14436 }); 14437 } 14438 } 14439 } 14440 14441 /** Called by UserManagerService */ 14442 void createNewUserLILPw(int userHandle, File path) { 14443 if (mInstaller != null) { 14444 mInstaller.createUserConfig(userHandle); 14445 mSettings.createNewUserLILPw(this, mInstaller, userHandle, path); 14446 } 14447 } 14448 14449 void newUserCreatedLILPw(int userHandle) { 14450 // Adding a user requires updating runtime permissions for system apps. 14451 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 14452 } 14453 14454 @Override 14455 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 14456 mContext.enforceCallingOrSelfPermission( 14457 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 14458 "Only package verification agents can read the verifier device identity"); 14459 14460 synchronized (mPackages) { 14461 return mSettings.getVerifierDeviceIdentityLPw(); 14462 } 14463 } 14464 14465 @Override 14466 public void setPermissionEnforced(String permission, boolean enforced) { 14467 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 14468 if (READ_EXTERNAL_STORAGE.equals(permission)) { 14469 synchronized (mPackages) { 14470 if (mSettings.mReadExternalStorageEnforced == null 14471 || mSettings.mReadExternalStorageEnforced != enforced) { 14472 mSettings.mReadExternalStorageEnforced = enforced; 14473 mSettings.writeLPr(); 14474 } 14475 } 14476 // kill any non-foreground processes so we restart them and 14477 // grant/revoke the GID. 14478 final IActivityManager am = ActivityManagerNative.getDefault(); 14479 if (am != null) { 14480 final long token = Binder.clearCallingIdentity(); 14481 try { 14482 am.killProcessesBelowForeground("setPermissionEnforcement"); 14483 } catch (RemoteException e) { 14484 } finally { 14485 Binder.restoreCallingIdentity(token); 14486 } 14487 } 14488 } else { 14489 throw new IllegalArgumentException("No selective enforcement for " + permission); 14490 } 14491 } 14492 14493 @Override 14494 @Deprecated 14495 public boolean isPermissionEnforced(String permission) { 14496 return true; 14497 } 14498 14499 @Override 14500 public boolean isStorageLow() { 14501 final long token = Binder.clearCallingIdentity(); 14502 try { 14503 final DeviceStorageMonitorInternal 14504 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 14505 if (dsm != null) { 14506 return dsm.isMemoryLow(); 14507 } else { 14508 return false; 14509 } 14510 } finally { 14511 Binder.restoreCallingIdentity(token); 14512 } 14513 } 14514 14515 @Override 14516 public IPackageInstaller getPackageInstaller() { 14517 return mInstallerService; 14518 } 14519 14520 private boolean userNeedsBadging(int userId) { 14521 int index = mUserNeedsBadging.indexOfKey(userId); 14522 if (index < 0) { 14523 final UserInfo userInfo; 14524 final long token = Binder.clearCallingIdentity(); 14525 try { 14526 userInfo = sUserManager.getUserInfo(userId); 14527 } finally { 14528 Binder.restoreCallingIdentity(token); 14529 } 14530 final boolean b; 14531 if (userInfo != null && userInfo.isManagedProfile()) { 14532 b = true; 14533 } else { 14534 b = false; 14535 } 14536 mUserNeedsBadging.put(userId, b); 14537 return b; 14538 } 14539 return mUserNeedsBadging.valueAt(index); 14540 } 14541 14542 @Override 14543 public KeySet getKeySetByAlias(String packageName, String alias) { 14544 if (packageName == null || alias == null) { 14545 return null; 14546 } 14547 synchronized(mPackages) { 14548 final PackageParser.Package pkg = mPackages.get(packageName); 14549 if (pkg == null) { 14550 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 14551 throw new IllegalArgumentException("Unknown package: " + packageName); 14552 } 14553 KeySetManagerService ksms = mSettings.mKeySetManagerService; 14554 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 14555 } 14556 } 14557 14558 @Override 14559 public KeySet getSigningKeySet(String packageName) { 14560 if (packageName == null) { 14561 return null; 14562 } 14563 synchronized(mPackages) { 14564 final PackageParser.Package pkg = mPackages.get(packageName); 14565 if (pkg == null) { 14566 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 14567 throw new IllegalArgumentException("Unknown package: " + packageName); 14568 } 14569 if (pkg.applicationInfo.uid != Binder.getCallingUid() 14570 && Process.SYSTEM_UID != Binder.getCallingUid()) { 14571 throw new SecurityException("May not access signing KeySet of other apps."); 14572 } 14573 KeySetManagerService ksms = mSettings.mKeySetManagerService; 14574 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 14575 } 14576 } 14577 14578 @Override 14579 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 14580 if (packageName == null || ks == null) { 14581 return false; 14582 } 14583 synchronized(mPackages) { 14584 final PackageParser.Package pkg = mPackages.get(packageName); 14585 if (pkg == null) { 14586 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 14587 throw new IllegalArgumentException("Unknown package: " + packageName); 14588 } 14589 IBinder ksh = ks.getToken(); 14590 if (ksh instanceof KeySetHandle) { 14591 KeySetManagerService ksms = mSettings.mKeySetManagerService; 14592 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 14593 } 14594 return false; 14595 } 14596 } 14597 14598 @Override 14599 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 14600 if (packageName == null || ks == null) { 14601 return false; 14602 } 14603 synchronized(mPackages) { 14604 final PackageParser.Package pkg = mPackages.get(packageName); 14605 if (pkg == null) { 14606 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 14607 throw new IllegalArgumentException("Unknown package: " + packageName); 14608 } 14609 IBinder ksh = ks.getToken(); 14610 if (ksh instanceof KeySetHandle) { 14611 KeySetManagerService ksms = mSettings.mKeySetManagerService; 14612 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 14613 } 14614 return false; 14615 } 14616 } 14617 14618 public void getUsageStatsIfNoPackageUsageInfo() { 14619 if (!mPackageUsage.isHistoricalPackageUsageAvailable()) { 14620 UsageStatsManager usm = (UsageStatsManager) mContext.getSystemService(Context.USAGE_STATS_SERVICE); 14621 if (usm == null) { 14622 throw new IllegalStateException("UsageStatsManager must be initialized"); 14623 } 14624 long now = System.currentTimeMillis(); 14625 Map<String, UsageStats> stats = usm.queryAndAggregateUsageStats(now - mDexOptLRUThresholdInMills, now); 14626 for (Map.Entry<String, UsageStats> entry : stats.entrySet()) { 14627 String packageName = entry.getKey(); 14628 PackageParser.Package pkg = mPackages.get(packageName); 14629 if (pkg == null) { 14630 continue; 14631 } 14632 UsageStats usage = entry.getValue(); 14633 pkg.mLastPackageUsageTimeInMills = usage.getLastTimeUsed(); 14634 mPackageUsage.mIsHistoricalPackageUsageAvailable = true; 14635 } 14636 } 14637 } 14638 14639 /** 14640 * Check and throw if the given before/after packages would be considered a 14641 * downgrade. 14642 */ 14643 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 14644 throws PackageManagerException { 14645 if (after.versionCode < before.mVersionCode) { 14646 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 14647 "Update version code " + after.versionCode + " is older than current " 14648 + before.mVersionCode); 14649 } else if (after.versionCode == before.mVersionCode) { 14650 if (after.baseRevisionCode < before.baseRevisionCode) { 14651 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 14652 "Update base revision code " + after.baseRevisionCode 14653 + " is older than current " + before.baseRevisionCode); 14654 } 14655 14656 if (!ArrayUtils.isEmpty(after.splitNames)) { 14657 for (int i = 0; i < after.splitNames.length; i++) { 14658 final String splitName = after.splitNames[i]; 14659 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 14660 if (j != -1) { 14661 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 14662 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 14663 "Update split " + splitName + " revision code " 14664 + after.splitRevisionCodes[i] + " is older than current " 14665 + before.splitRevisionCodes[j]); 14666 } 14667 } 14668 } 14669 } 14670 } 14671 } 14672 14673 private static class MoveCallbacks extends Handler { 14674 private static final int MSG_STARTED = 1; 14675 private static final int MSG_STATUS_CHANGED = 2; 14676 14677 private final RemoteCallbackList<IPackageMoveObserver> 14678 mCallbacks = new RemoteCallbackList<>(); 14679 14680 private final SparseIntArray mLastStatus = new SparseIntArray(); 14681 14682 public MoveCallbacks(Looper looper) { 14683 super(looper); 14684 } 14685 14686 public void register(IPackageMoveObserver callback) { 14687 mCallbacks.register(callback); 14688 } 14689 14690 public void unregister(IPackageMoveObserver callback) { 14691 mCallbacks.unregister(callback); 14692 } 14693 14694 @Override 14695 public void handleMessage(Message msg) { 14696 final SomeArgs args = (SomeArgs) msg.obj; 14697 final int n = mCallbacks.beginBroadcast(); 14698 for (int i = 0; i < n; i++) { 14699 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 14700 try { 14701 invokeCallback(callback, msg.what, args); 14702 } catch (RemoteException ignored) { 14703 } 14704 } 14705 mCallbacks.finishBroadcast(); 14706 args.recycle(); 14707 } 14708 14709 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 14710 throws RemoteException { 14711 switch (what) { 14712 case MSG_STARTED: { 14713 callback.onStarted(args.argi1, (String) args.arg2); 14714 break; 14715 } 14716 case MSG_STATUS_CHANGED: { 14717 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 14718 break; 14719 } 14720 } 14721 } 14722 14723 private void notifyStarted(int moveId, String title) { 14724 Slog.v(TAG, "Move " + moveId + " started with title " + title); 14725 14726 final SomeArgs args = SomeArgs.obtain(); 14727 args.argi1 = moveId; 14728 args.arg2 = title; 14729 obtainMessage(MSG_STARTED, args).sendToTarget(); 14730 } 14731 14732 private void notifyStatusChanged(int moveId, int status) { 14733 notifyStatusChanged(moveId, status, -1); 14734 } 14735 14736 private void notifyStatusChanged(int moveId, int status, long estMillis) { 14737 Slog.v(TAG, "Move " + moveId + " status " + status); 14738 14739 final SomeArgs args = SomeArgs.obtain(); 14740 args.argi1 = moveId; 14741 args.argi2 = status; 14742 args.arg3 = estMillis; 14743 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 14744 14745 synchronized (mLastStatus) { 14746 mLastStatus.put(moveId, status); 14747 } 14748 } 14749 } 14750} 14751