PackageManagerService.java revision 30ca50a3ddf35e6426e7b561b95e0864885de6d5
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_EXTERNAL_MEDIA; 53import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 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.PackageManager.MOVE_INTERNAL; 57import static android.content.pm.PackageParser.isApkFile; 58import static android.os.Process.PACKAGE_INFO_GID; 59import static android.os.Process.SYSTEM_UID; 60import static android.system.OsConstants.O_CREAT; 61import static android.system.OsConstants.O_RDWR; 62import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 63import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_USER_OWNER; 64import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 65import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 66import static com.android.internal.util.ArrayUtils.appendInt; 67import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 68import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 69import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 70import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 71import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 72 73import android.Manifest; 74import org.xmlpull.v1.XmlPullParser; 75import android.app.ActivityManager; 76import android.app.ActivityManagerNative; 77import android.app.AppGlobals; 78import android.app.IActivityManager; 79import android.app.admin.IDevicePolicyManager; 80import android.app.backup.IBackupManager; 81import android.app.usage.UsageStats; 82import android.app.usage.UsageStatsManager; 83import android.content.BroadcastReceiver; 84import android.content.ComponentName; 85import android.content.Context; 86import android.content.IIntentReceiver; 87import android.content.Intent; 88import android.content.IntentFilter; 89import android.content.IntentSender; 90import android.content.IntentSender.SendIntentException; 91import android.content.ServiceConnection; 92import android.content.pm.ActivityInfo; 93import android.content.pm.ApplicationInfo; 94import android.content.pm.FeatureInfo; 95import android.content.pm.IPackageDataObserver; 96import android.content.pm.IPackageDeleteObserver; 97import android.content.pm.IPackageDeleteObserver2; 98import android.content.pm.IPackageInstallObserver2; 99import android.content.pm.IPackageInstaller; 100import android.content.pm.IPackageManager; 101import android.content.pm.IPackageMoveObserver; 102import android.content.pm.IPackageStatsObserver; 103import android.content.pm.InstrumentationInfo; 104import android.content.pm.IntentFilterVerificationInfo; 105import android.content.pm.KeySet; 106import android.content.pm.ManifestDigest; 107import android.content.pm.PackageCleanItem; 108import android.content.pm.PackageInfo; 109import android.content.pm.PackageInfoLite; 110import android.content.pm.PackageInstaller; 111import android.content.pm.PackageManager; 112import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 113import android.content.pm.PackageParser; 114import android.content.pm.PackageParser.ActivityIntentInfo; 115import android.content.pm.PackageParser.PackageLite; 116import android.content.pm.PackageParser.PackageParserException; 117import android.content.pm.PackageStats; 118import android.content.pm.PackageUserState; 119import android.content.pm.ParceledListSlice; 120import android.content.pm.PermissionGroupInfo; 121import android.content.pm.PermissionInfo; 122import android.content.pm.ProviderInfo; 123import android.content.pm.ResolveInfo; 124import android.content.pm.ServiceInfo; 125import android.content.pm.Signature; 126import android.content.pm.UserInfo; 127import android.content.pm.VerificationParams; 128import android.content.pm.VerifierDeviceIdentity; 129import android.content.pm.VerifierInfo; 130import android.content.res.Resources; 131import android.hardware.display.DisplayManager; 132import android.net.Uri; 133import android.os.Binder; 134import android.os.Build; 135import android.os.Bundle; 136import android.os.Debug; 137import android.os.Environment; 138import android.os.Environment.UserEnvironment; 139import android.os.FileUtils; 140import android.os.Handler; 141import android.os.IBinder; 142import android.os.Looper; 143import android.os.Message; 144import android.os.Parcel; 145import android.os.ParcelFileDescriptor; 146import android.os.Process; 147import android.os.RemoteException; 148import android.os.SELinux; 149import android.os.ServiceManager; 150import android.os.SystemClock; 151import android.os.SystemProperties; 152import android.os.UserHandle; 153import android.os.UserManager; 154import android.os.storage.IMountService; 155import android.os.storage.StorageEventListener; 156import android.os.storage.StorageManager; 157import android.os.storage.VolumeInfo; 158import android.security.KeyStore; 159import android.security.SystemKeyStore; 160import android.system.ErrnoException; 161import android.system.Os; 162import android.system.StructStat; 163import android.text.TextUtils; 164import android.text.format.DateUtils; 165import android.util.ArrayMap; 166import android.util.ArraySet; 167import android.util.AtomicFile; 168import android.util.DisplayMetrics; 169import android.util.EventLog; 170import android.util.ExceptionUtils; 171import android.util.Log; 172import android.util.LogPrinter; 173import android.util.PrintStreamPrinter; 174import android.util.Slog; 175import android.util.SparseArray; 176import android.util.SparseBooleanArray; 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.util.ArrayUtils; 193import com.android.internal.util.FastPrintWriter; 194import com.android.internal.util.FastXmlSerializer; 195import com.android.internal.util.IndentingPrintWriter; 196import com.android.server.EventLogTags; 197import com.android.server.IntentResolver; 198import com.android.server.LocalServices; 199import com.android.server.ServiceThread; 200import com.android.server.SystemConfig; 201import com.android.server.Watchdog; 202import com.android.server.pm.Settings.DatabaseVersion; 203import com.android.server.storage.DeviceStorageMonitorInternal; 204 205import org.xmlpull.v1.XmlSerializer; 206 207import java.io.BufferedInputStream; 208import java.io.BufferedOutputStream; 209import java.io.BufferedReader; 210import java.io.ByteArrayInputStream; 211import java.io.ByteArrayOutputStream; 212import java.io.File; 213import java.io.FileDescriptor; 214import java.io.FileNotFoundException; 215import java.io.FileOutputStream; 216import java.io.FileReader; 217import java.io.FilenameFilter; 218import java.io.IOException; 219import java.io.InputStream; 220import java.io.PrintWriter; 221import java.nio.charset.StandardCharsets; 222import java.security.NoSuchAlgorithmException; 223import java.security.PublicKey; 224import java.security.cert.CertificateEncodingException; 225import java.security.cert.CertificateException; 226import java.text.SimpleDateFormat; 227import java.util.ArrayList; 228import java.util.Arrays; 229import java.util.Collection; 230import java.util.Collections; 231import java.util.Comparator; 232import java.util.Date; 233import java.util.Iterator; 234import java.util.List; 235import java.util.Map; 236import java.util.Objects; 237import java.util.Set; 238import java.util.concurrent.atomic.AtomicBoolean; 239import java.util.concurrent.atomic.AtomicLong; 240 241/** 242 * Keep track of all those .apks everywhere. 243 * 244 * This is very central to the platform's security; please run the unit 245 * tests whenever making modifications here: 246 * 247mmm frameworks/base/tests/AndroidTests 248adb install -r -f out/target/product/passion/data/app/AndroidTests.apk 249adb shell am instrument -w -e class com.android.unit_tests.PackageManagerTests com.android.unit_tests/android.test.InstrumentationTestRunner 250 * 251 * {@hide} 252 */ 253public class PackageManagerService extends IPackageManager.Stub { 254 static final String TAG = "PackageManager"; 255 static final boolean DEBUG_SETTINGS = false; 256 static final boolean DEBUG_PREFERRED = false; 257 static final boolean DEBUG_UPGRADE = false; 258 private static final boolean DEBUG_BACKUP = true; 259 private static final boolean DEBUG_INSTALL = false; 260 private static final boolean DEBUG_REMOVE = false; 261 private static final boolean DEBUG_BROADCASTS = false; 262 private static final boolean DEBUG_SHOW_INFO = false; 263 private static final boolean DEBUG_PACKAGE_INFO = false; 264 private static final boolean DEBUG_INTENT_MATCHING = false; 265 private static final boolean DEBUG_PACKAGE_SCANNING = false; 266 private static final boolean DEBUG_VERIFY = false; 267 private static final boolean DEBUG_DEXOPT = false; 268 private static final boolean DEBUG_ABI_SELECTION = false; 269 270 static final boolean RUNTIME_PERMISSIONS_ENABLED = true; 271 272 private static final int RADIO_UID = Process.PHONE_UID; 273 private static final int LOG_UID = Process.LOG_UID; 274 private static final int NFC_UID = Process.NFC_UID; 275 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 276 private static final int SHELL_UID = Process.SHELL_UID; 277 278 // Cap the size of permission trees that 3rd party apps can define 279 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 280 281 // Suffix used during package installation when copying/moving 282 // package apks to install directory. 283 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 284 285 static final int SCAN_NO_DEX = 1<<1; 286 static final int SCAN_FORCE_DEX = 1<<2; 287 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 288 static final int SCAN_NEW_INSTALL = 1<<4; 289 static final int SCAN_NO_PATHS = 1<<5; 290 static final int SCAN_UPDATE_TIME = 1<<6; 291 static final int SCAN_DEFER_DEX = 1<<7; 292 static final int SCAN_BOOTING = 1<<8; 293 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 294 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 295 static final int SCAN_REPLACING = 1<<11; 296 static final int SCAN_REQUIRE_KNOWN = 1<<12; 297 298 static final int REMOVE_CHATTY = 1<<16; 299 300 /** 301 * Timeout (in milliseconds) after which the watchdog should declare that 302 * our handler thread is wedged. The usual default for such things is one 303 * minute but we sometimes do very lengthy I/O operations on this thread, 304 * such as installing multi-gigabyte applications, so ours needs to be longer. 305 */ 306 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 307 308 /** 309 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 310 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 311 * settings entry if available, otherwise we use the hardcoded default. If it's been 312 * more than this long since the last fstrim, we force one during the boot sequence. 313 * 314 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 315 * one gets run at the next available charging+idle time. This final mandatory 316 * no-fstrim check kicks in only of the other scheduling criteria is never met. 317 */ 318 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 319 320 /** 321 * Whether verification is enabled by default. 322 */ 323 private static final boolean DEFAULT_VERIFY_ENABLE = true; 324 325 /** 326 * The default maximum time to wait for the verification agent to return in 327 * milliseconds. 328 */ 329 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 330 331 /** 332 * The default response for package verification timeout. 333 * 334 * This can be either PackageManager.VERIFICATION_ALLOW or 335 * PackageManager.VERIFICATION_REJECT. 336 */ 337 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 338 339 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 340 341 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 342 DEFAULT_CONTAINER_PACKAGE, 343 "com.android.defcontainer.DefaultContainerService"); 344 345 private static final String KILL_APP_REASON_GIDS_CHANGED = 346 "permission grant or revoke changed gids"; 347 348 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 349 "permissions revoked"; 350 351 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 352 353 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 354 355 /** Permission grant: not grant the permission. */ 356 private static final int GRANT_DENIED = 1; 357 358 /** Permission grant: grant the permission as an install permission. */ 359 private static final int GRANT_INSTALL = 2; 360 361 /** Permission grant: grant the permission as a runtime one. */ 362 private static final int GRANT_RUNTIME = 3; 363 364 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 365 private static final int GRANT_UPGRADE = 4; 366 367 final ServiceThread mHandlerThread; 368 369 final PackageHandler mHandler; 370 371 /** 372 * Messages for {@link #mHandler} that need to wait for system ready before 373 * being dispatched. 374 */ 375 private ArrayList<Message> mPostSystemReadyMessages; 376 377 final int mSdkVersion = Build.VERSION.SDK_INT; 378 379 final Context mContext; 380 final boolean mFactoryTest; 381 final boolean mOnlyCore; 382 final boolean mLazyDexOpt; 383 final long mDexOptLRUThresholdInMills; 384 final DisplayMetrics mMetrics; 385 final int mDefParseFlags; 386 final String[] mSeparateProcesses; 387 final boolean mIsUpgrade; 388 389 // This is where all application persistent data goes. 390 final File mAppDataDir; 391 392 // This is where all application persistent data goes for secondary users. 393 final File mUserAppDataDir; 394 395 /** The location for ASEC container files on internal storage. */ 396 final String mAsecInternalPath; 397 398 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 399 // LOCK HELD. Can be called with mInstallLock held. 400 final Installer mInstaller; 401 402 /** Directory where installed third-party apps stored */ 403 final File mAppInstallDir; 404 405 /** 406 * Directory to which applications installed internally have their 407 * 32 bit native libraries copied. 408 */ 409 private File mAppLib32InstallDir; 410 411 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 412 // apps. 413 final File mDrmAppPrivateInstallDir; 414 415 // ---------------------------------------------------------------- 416 417 // Lock for state used when installing and doing other long running 418 // operations. Methods that must be called with this lock held have 419 // the suffix "LI". 420 final Object mInstallLock = new Object(); 421 422 // ---------------------------------------------------------------- 423 424 // Keys are String (package name), values are Package. This also serves 425 // as the lock for the global state. Methods that must be called with 426 // this lock held have the prefix "LP". 427 final ArrayMap<String, PackageParser.Package> mPackages = 428 new ArrayMap<String, PackageParser.Package>(); 429 430 // Tracks available target package names -> overlay package paths. 431 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 432 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 433 434 final Settings mSettings; 435 boolean mRestoredSettings; 436 437 // System configuration read by SystemConfig. 438 final int[] mGlobalGids; 439 final SparseArray<ArraySet<String>> mSystemPermissions; 440 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 441 442 // If mac_permissions.xml was found for seinfo labeling. 443 boolean mFoundPolicyFile; 444 445 // If a recursive restorecon of /data/data/<pkg> is needed. 446 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 447 448 public static final class SharedLibraryEntry { 449 public final String path; 450 public final String apk; 451 452 SharedLibraryEntry(String _path, String _apk) { 453 path = _path; 454 apk = _apk; 455 } 456 } 457 458 // Currently known shared libraries. 459 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 460 new ArrayMap<String, SharedLibraryEntry>(); 461 462 // All available activities, for your resolving pleasure. 463 final ActivityIntentResolver mActivities = 464 new ActivityIntentResolver(); 465 466 // All available receivers, for your resolving pleasure. 467 final ActivityIntentResolver mReceivers = 468 new ActivityIntentResolver(); 469 470 // All available services, for your resolving pleasure. 471 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 472 473 // All available providers, for your resolving pleasure. 474 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 475 476 // Mapping from provider base names (first directory in content URI codePath) 477 // to the provider information. 478 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 479 new ArrayMap<String, PackageParser.Provider>(); 480 481 // Mapping from instrumentation class names to info about them. 482 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 483 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 484 485 // Mapping from permission names to info about them. 486 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 487 new ArrayMap<String, PackageParser.PermissionGroup>(); 488 489 // Packages whose data we have transfered into another package, thus 490 // should no longer exist. 491 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 492 493 // Broadcast actions that are only available to the system. 494 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 495 496 /** List of packages waiting for verification. */ 497 final SparseArray<PackageVerificationState> mPendingVerification 498 = new SparseArray<PackageVerificationState>(); 499 500 /** Set of packages associated with each app op permission. */ 501 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 502 503 final PackageInstallerService mInstallerService; 504 505 private final PackageDexOptimizer mPackageDexOptimizer; 506 // Cache of users who need badging. 507 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 508 509 /** Token for keys in mPendingVerification. */ 510 private int mPendingVerificationToken = 0; 511 512 volatile boolean mSystemReady; 513 volatile boolean mSafeMode; 514 volatile boolean mHasSystemUidErrors; 515 516 ApplicationInfo mAndroidApplication; 517 final ActivityInfo mResolveActivity = new ActivityInfo(); 518 final ResolveInfo mResolveInfo = new ResolveInfo(); 519 ComponentName mResolveComponentName; 520 PackageParser.Package mPlatformPackage; 521 ComponentName mCustomResolverComponentName; 522 523 boolean mResolverReplaced = false; 524 525 private final ComponentName mIntentFilterVerifierComponent; 526 private int mIntentFilterVerificationToken = 0; 527 528 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 529 = new SparseArray<IntentFilterVerificationState>(); 530 531 private interface IntentFilterVerifier<T extends IntentFilter> { 532 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 533 T filter, String packageName); 534 void startVerifications(int userId); 535 void receiveVerificationResponse(int verificationId); 536 } 537 538 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 539 private Context mContext; 540 private ComponentName mIntentFilterVerifierComponent; 541 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 542 543 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 544 mContext = context; 545 mIntentFilterVerifierComponent = verifierComponent; 546 } 547 548 private String getDefaultScheme() { 549 // TODO: replace SCHEME_HTTP with SCHEME_HTTPS 550 return IntentFilter.SCHEME_HTTP; 551 } 552 553 @Override 554 public void startVerifications(int userId) { 555 // Launch verifications requests 556 int count = mCurrentIntentFilterVerifications.size(); 557 for (int n=0; n<count; n++) { 558 int verificationId = mCurrentIntentFilterVerifications.get(n); 559 final IntentFilterVerificationState ivs = 560 mIntentFilterVerificationStates.get(verificationId); 561 562 String packageName = ivs.getPackageName(); 563 564 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 565 final int filterCount = filters.size(); 566 ArraySet<String> domainsSet = new ArraySet<>(); 567 for (int m=0; m<filterCount; m++) { 568 PackageParser.ActivityIntentInfo filter = filters.get(m); 569 domainsSet.addAll(filter.getHostsList()); 570 } 571 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 572 synchronized (mPackages) { 573 if (mSettings.createIntentFilterVerificationIfNeededLPw( 574 packageName, domainsList) != null) { 575 scheduleWriteSettingsLocked(); 576 } 577 } 578 sendVerificationRequest(userId, verificationId, ivs); 579 } 580 mCurrentIntentFilterVerifications.clear(); 581 } 582 583 private void sendVerificationRequest(int userId, int verificationId, 584 IntentFilterVerificationState ivs) { 585 586 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 587 verificationIntent.putExtra( 588 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 589 verificationId); 590 verificationIntent.putExtra( 591 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 592 getDefaultScheme()); 593 verificationIntent.putExtra( 594 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 595 ivs.getHostsString()); 596 verificationIntent.putExtra( 597 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 598 ivs.getPackageName()); 599 verificationIntent.setComponent(mIntentFilterVerifierComponent); 600 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 601 602 UserHandle user = new UserHandle(userId); 603 mContext.sendBroadcastAsUser(verificationIntent, user); 604 Slog.d(TAG, "Sending IntenFilter verification broadcast"); 605 } 606 607 public void receiveVerificationResponse(int verificationId) { 608 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 609 610 final boolean verified = ivs.isVerified(); 611 612 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 613 final int count = filters.size(); 614 for (int n=0; n<count; n++) { 615 PackageParser.ActivityIntentInfo filter = filters.get(n); 616 filter.setVerified(verified); 617 618 Slog.d(TAG, "IntentFilter " + filter.toString() + " verified with result:" 619 + verified + " and hosts:" + ivs.getHostsString()); 620 } 621 622 mIntentFilterVerificationStates.remove(verificationId); 623 624 final String packageName = ivs.getPackageName(); 625 IntentFilterVerificationInfo ivi = null; 626 627 synchronized (mPackages) { 628 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 629 } 630 if (ivi == null) { 631 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 632 + verificationId + " packageName:" + packageName); 633 return; 634 } 635 Slog.d(TAG, "Updating IntentFilterVerificationInfo for verificationId:" 636 + verificationId); 637 638 synchronized (mPackages) { 639 if (verified) { 640 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 641 } else { 642 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 643 } 644 scheduleWriteSettingsLocked(); 645 646 final int userId = ivs.getUserId(); 647 if (userId != UserHandle.USER_ALL) { 648 final int userStatus = 649 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 650 651 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 652 boolean needUpdate = false; 653 654 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 655 // already been set by the User thru the Disambiguation dialog 656 switch (userStatus) { 657 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 658 if (verified) { 659 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 660 } else { 661 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 662 } 663 needUpdate = true; 664 break; 665 666 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 667 if (verified) { 668 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 669 needUpdate = true; 670 } 671 break; 672 673 default: 674 // Nothing to do 675 } 676 677 if (needUpdate) { 678 mSettings.updateIntentFilterVerificationStatusLPw( 679 packageName, updatedStatus, userId); 680 scheduleWritePackageRestrictionsLocked(userId); 681 } 682 } 683 } 684 } 685 686 @Override 687 public boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 688 ActivityIntentInfo filter, String packageName) { 689 if (!(filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 690 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 691 Slog.d(TAG, "IntentFilter does not contain HTTP nor HTTPS data scheme"); 692 return false; 693 } 694 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 695 if (ivs == null) { 696 ivs = createDomainVerificationState(verifierId, userId, verificationId, 697 packageName); 698 } 699 if (!hasValidDomains(filter)) { 700 return false; 701 } 702 ivs.addFilter(filter); 703 return true; 704 } 705 706 private IntentFilterVerificationState createDomainVerificationState(int verifierId, 707 int userId, int verificationId, String packageName) { 708 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 709 verifierId, userId, packageName); 710 ivs.setPendingState(); 711 synchronized (mPackages) { 712 mIntentFilterVerificationStates.append(verificationId, ivs); 713 mCurrentIntentFilterVerifications.add(verificationId); 714 } 715 return ivs; 716 } 717 } 718 719 private static boolean hasValidDomains(ActivityIntentInfo filter) { 720 return hasValidDomains(filter, true); 721 } 722 723 private static boolean hasValidDomains(ActivityIntentInfo filter, boolean logging) { 724 boolean hasHTTPorHTTPS = filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 725 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS); 726 if (!hasHTTPorHTTPS) { 727 if (logging) { 728 Slog.d(TAG, "IntentFilter does not contain any HTTP or HTTPS data scheme"); 729 } 730 return false; 731 } 732 return true; 733 } 734 735 private IntentFilterVerifier mIntentFilterVerifier; 736 737 // Set of pending broadcasts for aggregating enable/disable of components. 738 static class PendingPackageBroadcasts { 739 // for each user id, a map of <package name -> components within that package> 740 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 741 742 public PendingPackageBroadcasts() { 743 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 744 } 745 746 public ArrayList<String> get(int userId, String packageName) { 747 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 748 return packages.get(packageName); 749 } 750 751 public void put(int userId, String packageName, ArrayList<String> components) { 752 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 753 packages.put(packageName, components); 754 } 755 756 public void remove(int userId, String packageName) { 757 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 758 if (packages != null) { 759 packages.remove(packageName); 760 } 761 } 762 763 public void remove(int userId) { 764 mUidMap.remove(userId); 765 } 766 767 public int userIdCount() { 768 return mUidMap.size(); 769 } 770 771 public int userIdAt(int n) { 772 return mUidMap.keyAt(n); 773 } 774 775 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 776 return mUidMap.get(userId); 777 } 778 779 public int size() { 780 // total number of pending broadcast entries across all userIds 781 int num = 0; 782 for (int i = 0; i< mUidMap.size(); i++) { 783 num += mUidMap.valueAt(i).size(); 784 } 785 return num; 786 } 787 788 public void clear() { 789 mUidMap.clear(); 790 } 791 792 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 793 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 794 if (map == null) { 795 map = new ArrayMap<String, ArrayList<String>>(); 796 mUidMap.put(userId, map); 797 } 798 return map; 799 } 800 } 801 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 802 803 // Service Connection to remote media container service to copy 804 // package uri's from external media onto secure containers 805 // or internal storage. 806 private IMediaContainerService mContainerService = null; 807 808 static final int SEND_PENDING_BROADCAST = 1; 809 static final int MCS_BOUND = 3; 810 static final int END_COPY = 4; 811 static final int INIT_COPY = 5; 812 static final int MCS_UNBIND = 6; 813 static final int START_CLEANING_PACKAGE = 7; 814 static final int FIND_INSTALL_LOC = 8; 815 static final int POST_INSTALL = 9; 816 static final int MCS_RECONNECT = 10; 817 static final int MCS_GIVE_UP = 11; 818 static final int UPDATED_MEDIA_STATUS = 12; 819 static final int WRITE_SETTINGS = 13; 820 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 821 static final int PACKAGE_VERIFIED = 15; 822 static final int CHECK_PENDING_VERIFICATION = 16; 823 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 824 static final int INTENT_FILTER_VERIFIED = 18; 825 826 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 827 828 // Delay time in millisecs 829 static final int BROADCAST_DELAY = 10 * 1000; 830 831 static UserManagerService sUserManager; 832 833 // Stores a list of users whose package restrictions file needs to be updated 834 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 835 836 final private DefaultContainerConnection mDefContainerConn = 837 new DefaultContainerConnection(); 838 class DefaultContainerConnection implements ServiceConnection { 839 public void onServiceConnected(ComponentName name, IBinder service) { 840 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 841 IMediaContainerService imcs = 842 IMediaContainerService.Stub.asInterface(service); 843 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 844 } 845 846 public void onServiceDisconnected(ComponentName name) { 847 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 848 } 849 }; 850 851 // Recordkeeping of restore-after-install operations that are currently in flight 852 // between the Package Manager and the Backup Manager 853 class PostInstallData { 854 public InstallArgs args; 855 public PackageInstalledInfo res; 856 857 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 858 args = _a; 859 res = _r; 860 } 861 }; 862 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 863 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 864 865 // backup/restore of preferred activity state 866 private static final String TAG_PREFERRED_BACKUP = "pa"; 867 868 private final String mRequiredVerifierPackage; 869 870 private final PackageUsage mPackageUsage = new PackageUsage(); 871 872 private class PackageUsage { 873 private static final int WRITE_INTERVAL 874 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 875 876 private final Object mFileLock = new Object(); 877 private final AtomicLong mLastWritten = new AtomicLong(0); 878 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 879 880 private boolean mIsHistoricalPackageUsageAvailable = true; 881 882 boolean isHistoricalPackageUsageAvailable() { 883 return mIsHistoricalPackageUsageAvailable; 884 } 885 886 void write(boolean force) { 887 if (force) { 888 writeInternal(); 889 return; 890 } 891 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 892 && !DEBUG_DEXOPT) { 893 return; 894 } 895 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 896 new Thread("PackageUsage_DiskWriter") { 897 @Override 898 public void run() { 899 try { 900 writeInternal(); 901 } finally { 902 mBackgroundWriteRunning.set(false); 903 } 904 } 905 }.start(); 906 } 907 } 908 909 private void writeInternal() { 910 synchronized (mPackages) { 911 synchronized (mFileLock) { 912 AtomicFile file = getFile(); 913 FileOutputStream f = null; 914 try { 915 f = file.startWrite(); 916 BufferedOutputStream out = new BufferedOutputStream(f); 917 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 918 StringBuilder sb = new StringBuilder(); 919 for (PackageParser.Package pkg : mPackages.values()) { 920 if (pkg.mLastPackageUsageTimeInMills == 0) { 921 continue; 922 } 923 sb.setLength(0); 924 sb.append(pkg.packageName); 925 sb.append(' '); 926 sb.append((long)pkg.mLastPackageUsageTimeInMills); 927 sb.append('\n'); 928 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 929 } 930 out.flush(); 931 file.finishWrite(f); 932 } catch (IOException e) { 933 if (f != null) { 934 file.failWrite(f); 935 } 936 Log.e(TAG, "Failed to write package usage times", e); 937 } 938 } 939 } 940 mLastWritten.set(SystemClock.elapsedRealtime()); 941 } 942 943 void readLP() { 944 synchronized (mFileLock) { 945 AtomicFile file = getFile(); 946 BufferedInputStream in = null; 947 try { 948 in = new BufferedInputStream(file.openRead()); 949 StringBuffer sb = new StringBuffer(); 950 while (true) { 951 String packageName = readToken(in, sb, ' '); 952 if (packageName == null) { 953 break; 954 } 955 String timeInMillisString = readToken(in, sb, '\n'); 956 if (timeInMillisString == null) { 957 throw new IOException("Failed to find last usage time for package " 958 + packageName); 959 } 960 PackageParser.Package pkg = mPackages.get(packageName); 961 if (pkg == null) { 962 continue; 963 } 964 long timeInMillis; 965 try { 966 timeInMillis = Long.parseLong(timeInMillisString.toString()); 967 } catch (NumberFormatException e) { 968 throw new IOException("Failed to parse " + timeInMillisString 969 + " as a long.", e); 970 } 971 pkg.mLastPackageUsageTimeInMills = timeInMillis; 972 } 973 } catch (FileNotFoundException expected) { 974 mIsHistoricalPackageUsageAvailable = false; 975 } catch (IOException e) { 976 Log.w(TAG, "Failed to read package usage times", e); 977 } finally { 978 IoUtils.closeQuietly(in); 979 } 980 } 981 mLastWritten.set(SystemClock.elapsedRealtime()); 982 } 983 984 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 985 throws IOException { 986 sb.setLength(0); 987 while (true) { 988 int ch = in.read(); 989 if (ch == -1) { 990 if (sb.length() == 0) { 991 return null; 992 } 993 throw new IOException("Unexpected EOF"); 994 } 995 if (ch == endOfToken) { 996 return sb.toString(); 997 } 998 sb.append((char)ch); 999 } 1000 } 1001 1002 private AtomicFile getFile() { 1003 File dataDir = Environment.getDataDirectory(); 1004 File systemDir = new File(dataDir, "system"); 1005 File fname = new File(systemDir, "package-usage.list"); 1006 return new AtomicFile(fname); 1007 } 1008 } 1009 1010 class PackageHandler extends Handler { 1011 private boolean mBound = false; 1012 final ArrayList<HandlerParams> mPendingInstalls = 1013 new ArrayList<HandlerParams>(); 1014 1015 private boolean connectToService() { 1016 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1017 " DefaultContainerService"); 1018 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1019 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1020 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1021 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 1022 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1023 mBound = true; 1024 return true; 1025 } 1026 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1027 return false; 1028 } 1029 1030 private void disconnectService() { 1031 mContainerService = null; 1032 mBound = false; 1033 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1034 mContext.unbindService(mDefContainerConn); 1035 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1036 } 1037 1038 PackageHandler(Looper looper) { 1039 super(looper); 1040 } 1041 1042 public void handleMessage(Message msg) { 1043 try { 1044 doHandleMessage(msg); 1045 } finally { 1046 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1047 } 1048 } 1049 1050 void doHandleMessage(Message msg) { 1051 switch (msg.what) { 1052 case INIT_COPY: { 1053 HandlerParams params = (HandlerParams) msg.obj; 1054 int idx = mPendingInstalls.size(); 1055 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1056 // If a bind was already initiated we dont really 1057 // need to do anything. The pending install 1058 // will be processed later on. 1059 if (!mBound) { 1060 // If this is the only one pending we might 1061 // have to bind to the service again. 1062 if (!connectToService()) { 1063 Slog.e(TAG, "Failed to bind to media container service"); 1064 params.serviceError(); 1065 return; 1066 } else { 1067 // Once we bind to the service, the first 1068 // pending request will be processed. 1069 mPendingInstalls.add(idx, params); 1070 } 1071 } else { 1072 mPendingInstalls.add(idx, params); 1073 // Already bound to the service. Just make 1074 // sure we trigger off processing the first request. 1075 if (idx == 0) { 1076 mHandler.sendEmptyMessage(MCS_BOUND); 1077 } 1078 } 1079 break; 1080 } 1081 case MCS_BOUND: { 1082 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1083 if (msg.obj != null) { 1084 mContainerService = (IMediaContainerService) msg.obj; 1085 } 1086 if (mContainerService == null) { 1087 // Something seriously wrong. Bail out 1088 Slog.e(TAG, "Cannot bind to media container service"); 1089 for (HandlerParams params : mPendingInstalls) { 1090 // Indicate service bind error 1091 params.serviceError(); 1092 } 1093 mPendingInstalls.clear(); 1094 } else if (mPendingInstalls.size() > 0) { 1095 HandlerParams params = mPendingInstalls.get(0); 1096 if (params != null) { 1097 if (params.startCopy()) { 1098 // We are done... look for more work or to 1099 // go idle. 1100 if (DEBUG_SD_INSTALL) Log.i(TAG, 1101 "Checking for more work or unbind..."); 1102 // Delete pending install 1103 if (mPendingInstalls.size() > 0) { 1104 mPendingInstalls.remove(0); 1105 } 1106 if (mPendingInstalls.size() == 0) { 1107 if (mBound) { 1108 if (DEBUG_SD_INSTALL) Log.i(TAG, 1109 "Posting delayed MCS_UNBIND"); 1110 removeMessages(MCS_UNBIND); 1111 Message ubmsg = obtainMessage(MCS_UNBIND); 1112 // Unbind after a little delay, to avoid 1113 // continual thrashing. 1114 sendMessageDelayed(ubmsg, 10000); 1115 } 1116 } else { 1117 // There are more pending requests in queue. 1118 // Just post MCS_BOUND message to trigger processing 1119 // of next pending install. 1120 if (DEBUG_SD_INSTALL) Log.i(TAG, 1121 "Posting MCS_BOUND for next work"); 1122 mHandler.sendEmptyMessage(MCS_BOUND); 1123 } 1124 } 1125 } 1126 } else { 1127 // Should never happen ideally. 1128 Slog.w(TAG, "Empty queue"); 1129 } 1130 break; 1131 } 1132 case MCS_RECONNECT: { 1133 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1134 if (mPendingInstalls.size() > 0) { 1135 if (mBound) { 1136 disconnectService(); 1137 } 1138 if (!connectToService()) { 1139 Slog.e(TAG, "Failed to bind to media container service"); 1140 for (HandlerParams params : mPendingInstalls) { 1141 // Indicate service bind error 1142 params.serviceError(); 1143 } 1144 mPendingInstalls.clear(); 1145 } 1146 } 1147 break; 1148 } 1149 case MCS_UNBIND: { 1150 // If there is no actual work left, then time to unbind. 1151 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1152 1153 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1154 if (mBound) { 1155 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1156 1157 disconnectService(); 1158 } 1159 } else if (mPendingInstalls.size() > 0) { 1160 // There are more pending requests in queue. 1161 // Just post MCS_BOUND message to trigger processing 1162 // of next pending install. 1163 mHandler.sendEmptyMessage(MCS_BOUND); 1164 } 1165 1166 break; 1167 } 1168 case MCS_GIVE_UP: { 1169 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1170 mPendingInstalls.remove(0); 1171 break; 1172 } 1173 case SEND_PENDING_BROADCAST: { 1174 String packages[]; 1175 ArrayList<String> components[]; 1176 int size = 0; 1177 int uids[]; 1178 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1179 synchronized (mPackages) { 1180 if (mPendingBroadcasts == null) { 1181 return; 1182 } 1183 size = mPendingBroadcasts.size(); 1184 if (size <= 0) { 1185 // Nothing to be done. Just return 1186 return; 1187 } 1188 packages = new String[size]; 1189 components = new ArrayList[size]; 1190 uids = new int[size]; 1191 int i = 0; // filling out the above arrays 1192 1193 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1194 int packageUserId = mPendingBroadcasts.userIdAt(n); 1195 Iterator<Map.Entry<String, ArrayList<String>>> it 1196 = mPendingBroadcasts.packagesForUserId(packageUserId) 1197 .entrySet().iterator(); 1198 while (it.hasNext() && i < size) { 1199 Map.Entry<String, ArrayList<String>> ent = it.next(); 1200 packages[i] = ent.getKey(); 1201 components[i] = ent.getValue(); 1202 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1203 uids[i] = (ps != null) 1204 ? UserHandle.getUid(packageUserId, ps.appId) 1205 : -1; 1206 i++; 1207 } 1208 } 1209 size = i; 1210 mPendingBroadcasts.clear(); 1211 } 1212 // Send broadcasts 1213 for (int i = 0; i < size; i++) { 1214 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1215 } 1216 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1217 break; 1218 } 1219 case START_CLEANING_PACKAGE: { 1220 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1221 final String packageName = (String)msg.obj; 1222 final int userId = msg.arg1; 1223 final boolean andCode = msg.arg2 != 0; 1224 synchronized (mPackages) { 1225 if (userId == UserHandle.USER_ALL) { 1226 int[] users = sUserManager.getUserIds(); 1227 for (int user : users) { 1228 mSettings.addPackageToCleanLPw( 1229 new PackageCleanItem(user, packageName, andCode)); 1230 } 1231 } else { 1232 mSettings.addPackageToCleanLPw( 1233 new PackageCleanItem(userId, packageName, andCode)); 1234 } 1235 } 1236 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1237 startCleaningPackages(); 1238 } break; 1239 case POST_INSTALL: { 1240 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1241 PostInstallData data = mRunningInstalls.get(msg.arg1); 1242 mRunningInstalls.delete(msg.arg1); 1243 boolean deleteOld = false; 1244 1245 if (data != null) { 1246 InstallArgs args = data.args; 1247 PackageInstalledInfo res = data.res; 1248 1249 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1250 res.removedInfo.sendBroadcast(false, true, false); 1251 Bundle extras = new Bundle(1); 1252 extras.putInt(Intent.EXTRA_UID, res.uid); 1253 1254 // Now that we successfully installed the package, grant runtime 1255 // permissions if requested before broadcasting the install. 1256 if ((args.installFlags 1257 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0) { 1258 grantRequestedRuntimePermissions(res.pkg, 1259 args.user.getIdentifier()); 1260 } 1261 1262 // Determine the set of users who are adding this 1263 // package for the first time vs. those who are seeing 1264 // an update. 1265 int[] firstUsers; 1266 int[] updateUsers = new int[0]; 1267 if (res.origUsers == null || res.origUsers.length == 0) { 1268 firstUsers = res.newUsers; 1269 } else { 1270 firstUsers = new int[0]; 1271 for (int i=0; i<res.newUsers.length; i++) { 1272 int user = res.newUsers[i]; 1273 boolean isNew = true; 1274 for (int j=0; j<res.origUsers.length; j++) { 1275 if (res.origUsers[j] == user) { 1276 isNew = false; 1277 break; 1278 } 1279 } 1280 if (isNew) { 1281 int[] newFirst = new int[firstUsers.length+1]; 1282 System.arraycopy(firstUsers, 0, newFirst, 0, 1283 firstUsers.length); 1284 newFirst[firstUsers.length] = user; 1285 firstUsers = newFirst; 1286 } else { 1287 int[] newUpdate = new int[updateUsers.length+1]; 1288 System.arraycopy(updateUsers, 0, newUpdate, 0, 1289 updateUsers.length); 1290 newUpdate[updateUsers.length] = user; 1291 updateUsers = newUpdate; 1292 } 1293 } 1294 } 1295 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1296 res.pkg.applicationInfo.packageName, 1297 extras, null, null, firstUsers); 1298 final boolean update = res.removedInfo.removedPackage != null; 1299 if (update) { 1300 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1301 } 1302 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1303 res.pkg.applicationInfo.packageName, 1304 extras, null, null, updateUsers); 1305 if (update) { 1306 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1307 res.pkg.applicationInfo.packageName, 1308 extras, null, null, updateUsers); 1309 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1310 null, null, 1311 res.pkg.applicationInfo.packageName, null, updateUsers); 1312 1313 // treat asec-hosted packages like removable media on upgrade 1314 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1315 if (DEBUG_INSTALL) { 1316 Slog.i(TAG, "upgrading pkg " + res.pkg 1317 + " is ASEC-hosted -> AVAILABLE"); 1318 } 1319 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1320 ArrayList<String> pkgList = new ArrayList<String>(1); 1321 pkgList.add(res.pkg.applicationInfo.packageName); 1322 sendResourcesChangedBroadcast(true, true, 1323 pkgList,uidArray, null); 1324 } 1325 } 1326 if (res.removedInfo.args != null) { 1327 // Remove the replaced package's older resources safely now 1328 deleteOld = true; 1329 } 1330 1331 // Log current value of "unknown sources" setting 1332 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1333 getUnknownSourcesSettings()); 1334 } 1335 // Force a gc to clear up things 1336 Runtime.getRuntime().gc(); 1337 // We delete after a gc for applications on sdcard. 1338 if (deleteOld) { 1339 synchronized (mInstallLock) { 1340 res.removedInfo.args.doPostDeleteLI(true); 1341 } 1342 } 1343 if (args.observer != null) { 1344 try { 1345 Bundle extras = extrasForInstallResult(res); 1346 args.observer.onPackageInstalled(res.name, res.returnCode, 1347 res.returnMsg, extras); 1348 } catch (RemoteException e) { 1349 Slog.i(TAG, "Observer no longer exists."); 1350 } 1351 } 1352 } else { 1353 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1354 } 1355 } break; 1356 case UPDATED_MEDIA_STATUS: { 1357 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1358 boolean reportStatus = msg.arg1 == 1; 1359 boolean doGc = msg.arg2 == 1; 1360 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1361 if (doGc) { 1362 // Force a gc to clear up stale containers. 1363 Runtime.getRuntime().gc(); 1364 } 1365 if (msg.obj != null) { 1366 @SuppressWarnings("unchecked") 1367 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1368 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1369 // Unload containers 1370 unloadAllContainers(args); 1371 } 1372 if (reportStatus) { 1373 try { 1374 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1375 PackageHelper.getMountService().finishMediaUpdate(); 1376 } catch (RemoteException e) { 1377 Log.e(TAG, "MountService not running?"); 1378 } 1379 } 1380 } break; 1381 case WRITE_SETTINGS: { 1382 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1383 synchronized (mPackages) { 1384 removeMessages(WRITE_SETTINGS); 1385 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1386 mSettings.writeLPr(); 1387 mDirtyUsers.clear(); 1388 } 1389 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1390 } break; 1391 case WRITE_PACKAGE_RESTRICTIONS: { 1392 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1393 synchronized (mPackages) { 1394 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1395 for (int userId : mDirtyUsers) { 1396 mSettings.writePackageRestrictionsLPr(userId); 1397 } 1398 mDirtyUsers.clear(); 1399 } 1400 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1401 } break; 1402 case CHECK_PENDING_VERIFICATION: { 1403 final int verificationId = msg.arg1; 1404 final PackageVerificationState state = mPendingVerification.get(verificationId); 1405 1406 if ((state != null) && !state.timeoutExtended()) { 1407 final InstallArgs args = state.getInstallArgs(); 1408 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1409 1410 Slog.i(TAG, "Verification timed out for " + originUri); 1411 mPendingVerification.remove(verificationId); 1412 1413 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1414 1415 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1416 Slog.i(TAG, "Continuing with installation of " + originUri); 1417 state.setVerifierResponse(Binder.getCallingUid(), 1418 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1419 broadcastPackageVerified(verificationId, originUri, 1420 PackageManager.VERIFICATION_ALLOW, 1421 state.getInstallArgs().getUser()); 1422 try { 1423 ret = args.copyApk(mContainerService, true); 1424 } catch (RemoteException e) { 1425 Slog.e(TAG, "Could not contact the ContainerService"); 1426 } 1427 } else { 1428 broadcastPackageVerified(verificationId, originUri, 1429 PackageManager.VERIFICATION_REJECT, 1430 state.getInstallArgs().getUser()); 1431 } 1432 1433 processPendingInstall(args, ret); 1434 mHandler.sendEmptyMessage(MCS_UNBIND); 1435 } 1436 break; 1437 } 1438 case PACKAGE_VERIFIED: { 1439 final int verificationId = msg.arg1; 1440 1441 final PackageVerificationState state = mPendingVerification.get(verificationId); 1442 if (state == null) { 1443 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1444 break; 1445 } 1446 1447 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1448 1449 state.setVerifierResponse(response.callerUid, response.code); 1450 1451 if (state.isVerificationComplete()) { 1452 mPendingVerification.remove(verificationId); 1453 1454 final InstallArgs args = state.getInstallArgs(); 1455 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1456 1457 int ret; 1458 if (state.isInstallAllowed()) { 1459 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1460 broadcastPackageVerified(verificationId, originUri, 1461 response.code, state.getInstallArgs().getUser()); 1462 try { 1463 ret = args.copyApk(mContainerService, true); 1464 } catch (RemoteException e) { 1465 Slog.e(TAG, "Could not contact the ContainerService"); 1466 } 1467 } else { 1468 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1469 } 1470 1471 processPendingInstall(args, ret); 1472 1473 mHandler.sendEmptyMessage(MCS_UNBIND); 1474 } 1475 1476 break; 1477 } 1478 case START_INTENT_FILTER_VERIFICATIONS: { 1479 int userId = msg.arg1; 1480 int verifierUid = msg.arg2; 1481 PackageParser.Package pkg = (PackageParser.Package)msg.obj; 1482 1483 verifyIntentFiltersIfNeeded(userId, verifierUid, pkg); 1484 break; 1485 } 1486 case INTENT_FILTER_VERIFIED: { 1487 final int verificationId = msg.arg1; 1488 1489 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1490 verificationId); 1491 if (state == null) { 1492 Slog.w(TAG, "Invalid IntentFilter verification token " 1493 + verificationId + " received"); 1494 break; 1495 } 1496 1497 final int userId = state.getUserId(); 1498 1499 Slog.d(TAG, "Processing IntentFilter verification with token:" 1500 + verificationId + " and userId:" + userId); 1501 1502 final IntentFilterVerificationResponse response = 1503 (IntentFilterVerificationResponse) msg.obj; 1504 1505 state.setVerifierResponse(response.callerUid, response.code); 1506 1507 Slog.d(TAG, "IntentFilter verification with token:" + verificationId 1508 + " and userId:" + userId 1509 + " is settings verifier response with response code:" 1510 + response.code); 1511 1512 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1513 Slog.d(TAG, "Domains failing verification: " 1514 + response.getFailedDomainsString()); 1515 } 1516 1517 if (state.isVerificationComplete()) { 1518 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1519 } else { 1520 Slog.d(TAG, "IntentFilter verification with token:" + verificationId 1521 + " was not said to be complete"); 1522 } 1523 1524 break; 1525 } 1526 } 1527 } 1528 } 1529 1530 private StorageEventListener mStorageListener = new StorageEventListener() { 1531 @Override 1532 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1533 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1534 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1535 loadPrivatePackages(vol); 1536 } else if (vol.state == VolumeInfo.STATE_UNMOUNTING) { 1537 unloadPrivatePackages(vol); 1538 } 1539 } 1540 1541 if (vol.isPrimary() && vol.type == VolumeInfo.TYPE_PUBLIC) { 1542 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1543 updateExternalMediaStatus(true, false); 1544 } else if (vol.state == VolumeInfo.STATE_UNMOUNTING) { 1545 updateExternalMediaStatus(false, false); 1546 } 1547 } 1548 } 1549 }; 1550 1551 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId) { 1552 if (userId >= UserHandle.USER_OWNER) { 1553 grantRequestedRuntimePermissionsForUser(pkg, userId); 1554 } else if (userId == UserHandle.USER_ALL) { 1555 for (int someUserId : UserManagerService.getInstance().getUserIds()) { 1556 grantRequestedRuntimePermissionsForUser(pkg, someUserId); 1557 } 1558 } 1559 } 1560 1561 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId) { 1562 SettingBase sb = (SettingBase) pkg.mExtras; 1563 if (sb == null) { 1564 return; 1565 } 1566 1567 PermissionsState permissionsState = sb.getPermissionsState(); 1568 1569 for (String permission : pkg.requestedPermissions) { 1570 BasePermission bp = mSettings.mPermissions.get(permission); 1571 if (bp != null && bp.isRuntime()) { 1572 permissionsState.grantRuntimePermission(bp, userId); 1573 } 1574 } 1575 } 1576 1577 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1578 Bundle extras = null; 1579 switch (res.returnCode) { 1580 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1581 extras = new Bundle(); 1582 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1583 res.origPermission); 1584 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1585 res.origPackage); 1586 break; 1587 } 1588 } 1589 return extras; 1590 } 1591 1592 void scheduleWriteSettingsLocked() { 1593 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1594 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1595 } 1596 } 1597 1598 void scheduleWritePackageRestrictionsLocked(int userId) { 1599 if (!sUserManager.exists(userId)) return; 1600 mDirtyUsers.add(userId); 1601 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1602 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1603 } 1604 } 1605 1606 public static PackageManagerService main(Context context, Installer installer, 1607 boolean factoryTest, boolean onlyCore) { 1608 PackageManagerService m = new PackageManagerService(context, installer, 1609 factoryTest, onlyCore); 1610 ServiceManager.addService("package", m); 1611 return m; 1612 } 1613 1614 static String[] splitString(String str, char sep) { 1615 int count = 1; 1616 int i = 0; 1617 while ((i=str.indexOf(sep, i)) >= 0) { 1618 count++; 1619 i++; 1620 } 1621 1622 String[] res = new String[count]; 1623 i=0; 1624 count = 0; 1625 int lastI=0; 1626 while ((i=str.indexOf(sep, i)) >= 0) { 1627 res[count] = str.substring(lastI, i); 1628 count++; 1629 i++; 1630 lastI = i; 1631 } 1632 res[count] = str.substring(lastI, str.length()); 1633 return res; 1634 } 1635 1636 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1637 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1638 Context.DISPLAY_SERVICE); 1639 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1640 } 1641 1642 public PackageManagerService(Context context, Installer installer, 1643 boolean factoryTest, boolean onlyCore) { 1644 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1645 SystemClock.uptimeMillis()); 1646 1647 if (mSdkVersion <= 0) { 1648 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1649 } 1650 1651 mContext = context; 1652 mFactoryTest = factoryTest; 1653 mOnlyCore = onlyCore; 1654 mLazyDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1655 mMetrics = new DisplayMetrics(); 1656 mSettings = new Settings(mPackages); 1657 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1658 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1659 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1660 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1661 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1662 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1663 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1664 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1665 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1666 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1667 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1668 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1669 1670 // TODO: add a property to control this? 1671 long dexOptLRUThresholdInMinutes; 1672 if (mLazyDexOpt) { 1673 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 1674 } else { 1675 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 1676 } 1677 mDexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 1678 1679 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1680 if (separateProcesses != null && separateProcesses.length() > 0) { 1681 if ("*".equals(separateProcesses)) { 1682 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1683 mSeparateProcesses = null; 1684 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1685 } else { 1686 mDefParseFlags = 0; 1687 mSeparateProcesses = separateProcesses.split(","); 1688 Slog.w(TAG, "Running with debug.separate_processes: " 1689 + separateProcesses); 1690 } 1691 } else { 1692 mDefParseFlags = 0; 1693 mSeparateProcesses = null; 1694 } 1695 1696 mInstaller = installer; 1697 mPackageDexOptimizer = new PackageDexOptimizer(this); 1698 1699 getDefaultDisplayMetrics(context, mMetrics); 1700 1701 SystemConfig systemConfig = SystemConfig.getInstance(); 1702 mGlobalGids = systemConfig.getGlobalGids(); 1703 mSystemPermissions = systemConfig.getSystemPermissions(); 1704 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1705 1706 synchronized (mInstallLock) { 1707 // writer 1708 synchronized (mPackages) { 1709 mHandlerThread = new ServiceThread(TAG, 1710 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1711 mHandlerThread.start(); 1712 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1713 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1714 1715 File dataDir = Environment.getDataDirectory(); 1716 mAppDataDir = new File(dataDir, "data"); 1717 mAppInstallDir = new File(dataDir, "app"); 1718 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1719 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1720 mUserAppDataDir = new File(dataDir, "user"); 1721 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1722 1723 sUserManager = new UserManagerService(context, this, 1724 mInstallLock, mPackages); 1725 1726 // Propagate permission configuration in to package manager. 1727 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1728 = systemConfig.getPermissions(); 1729 for (int i=0; i<permConfig.size(); i++) { 1730 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1731 BasePermission bp = mSettings.mPermissions.get(perm.name); 1732 if (bp == null) { 1733 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1734 mSettings.mPermissions.put(perm.name, bp); 1735 } 1736 if (perm.gids != null) { 1737 bp.setGids(perm.gids, perm.perUser); 1738 } 1739 } 1740 1741 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1742 for (int i=0; i<libConfig.size(); i++) { 1743 mSharedLibraries.put(libConfig.keyAt(i), 1744 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1745 } 1746 1747 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1748 1749 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1750 mSdkVersion, mOnlyCore); 1751 1752 String customResolverActivity = Resources.getSystem().getString( 1753 R.string.config_customResolverActivity); 1754 if (TextUtils.isEmpty(customResolverActivity)) { 1755 customResolverActivity = null; 1756 } else { 1757 mCustomResolverComponentName = ComponentName.unflattenFromString( 1758 customResolverActivity); 1759 } 1760 1761 long startTime = SystemClock.uptimeMillis(); 1762 1763 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1764 startTime); 1765 1766 // Set flag to monitor and not change apk file paths when 1767 // scanning install directories. 1768 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING; 1769 1770 final ArraySet<String> alreadyDexOpted = new ArraySet<String>(); 1771 1772 /** 1773 * Add everything in the in the boot class path to the 1774 * list of process files because dexopt will have been run 1775 * if necessary during zygote startup. 1776 */ 1777 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 1778 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 1779 1780 if (bootClassPath != null) { 1781 String[] bootClassPathElements = splitString(bootClassPath, ':'); 1782 for (String element : bootClassPathElements) { 1783 alreadyDexOpted.add(element); 1784 } 1785 } else { 1786 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1787 } 1788 1789 if (systemServerClassPath != null) { 1790 String[] systemServerClassPathElements = splitString(systemServerClassPath, ':'); 1791 for (String element : systemServerClassPathElements) { 1792 alreadyDexOpted.add(element); 1793 } 1794 } else { 1795 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 1796 } 1797 1798 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 1799 final String[] dexCodeInstructionSets = 1800 getDexCodeInstructionSets( 1801 allInstructionSets.toArray(new String[allInstructionSets.size()])); 1802 1803 /** 1804 * Ensure all external libraries have had dexopt run on them. 1805 */ 1806 if (mSharedLibraries.size() > 0) { 1807 // NOTE: For now, we're compiling these system "shared libraries" 1808 // (and framework jars) into all available architectures. It's possible 1809 // to compile them only when we come across an app that uses them (there's 1810 // already logic for that in scanPackageLI) but that adds some complexity. 1811 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1812 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1813 final String lib = libEntry.path; 1814 if (lib == null) { 1815 continue; 1816 } 1817 1818 try { 1819 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 1820 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1821 alreadyDexOpted.add(lib); 1822 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1823 } 1824 } catch (FileNotFoundException e) { 1825 Slog.w(TAG, "Library not found: " + lib); 1826 } catch (IOException e) { 1827 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1828 + e.getMessage()); 1829 } 1830 } 1831 } 1832 } 1833 1834 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1835 1836 // Gross hack for now: we know this file doesn't contain any 1837 // code, so don't dexopt it to avoid the resulting log spew. 1838 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1839 1840 // Gross hack for now: we know this file is only part of 1841 // the boot class path for art, so don't dexopt it to 1842 // avoid the resulting log spew. 1843 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1844 1845 /** 1846 * And there are a number of commands implemented in Java, which 1847 * we currently need to do the dexopt on so that they can be 1848 * run from a non-root shell. 1849 */ 1850 String[] frameworkFiles = frameworkDir.list(); 1851 if (frameworkFiles != null) { 1852 // TODO: We could compile these only for the most preferred ABI. We should 1853 // first double check that the dex files for these commands are not referenced 1854 // by other system apps. 1855 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1856 for (int i=0; i<frameworkFiles.length; i++) { 1857 File libPath = new File(frameworkDir, frameworkFiles[i]); 1858 String path = libPath.getPath(); 1859 // Skip the file if we already did it. 1860 if (alreadyDexOpted.contains(path)) { 1861 continue; 1862 } 1863 // Skip the file if it is not a type we want to dexopt. 1864 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 1865 continue; 1866 } 1867 try { 1868 int dexoptNeeded = DexFile.getDexOptNeeded(path, null, dexCodeInstructionSet, false); 1869 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1870 mInstaller.dexopt(path, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1871 } 1872 } catch (FileNotFoundException e) { 1873 Slog.w(TAG, "Jar not found: " + path); 1874 } catch (IOException e) { 1875 Slog.w(TAG, "Exception reading jar: " + path, e); 1876 } 1877 } 1878 } 1879 } 1880 1881 // Collect vendor overlay packages. 1882 // (Do this before scanning any apps.) 1883 // For security and version matching reason, only consider 1884 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 1885 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 1886 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 1887 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 1888 1889 // Find base frameworks (resource packages without code). 1890 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 1891 | PackageParser.PARSE_IS_SYSTEM_DIR 1892 | PackageParser.PARSE_IS_PRIVILEGED, 1893 scanFlags | SCAN_NO_DEX, 0); 1894 1895 // Collected privileged system packages. 1896 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 1897 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 1898 | PackageParser.PARSE_IS_SYSTEM_DIR 1899 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 1900 1901 // Collect ordinary system packages. 1902 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 1903 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 1904 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1905 1906 // Collect all vendor packages. 1907 File vendorAppDir = new File("/vendor/app"); 1908 try { 1909 vendorAppDir = vendorAppDir.getCanonicalFile(); 1910 } catch (IOException e) { 1911 // failed to look up canonical path, continue with original one 1912 } 1913 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 1914 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1915 1916 // Collect all OEM packages. 1917 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 1918 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 1919 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1920 1921 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 1922 mInstaller.moveFiles(); 1923 1924 // Prune any system packages that no longer exist. 1925 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 1926 final ArrayMap<String, File> expectingBetter = new ArrayMap<>(); 1927 if (!mOnlyCore) { 1928 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 1929 while (psit.hasNext()) { 1930 PackageSetting ps = psit.next(); 1931 1932 /* 1933 * If this is not a system app, it can't be a 1934 * disable system app. 1935 */ 1936 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 1937 continue; 1938 } 1939 1940 /* 1941 * If the package is scanned, it's not erased. 1942 */ 1943 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 1944 if (scannedPkg != null) { 1945 /* 1946 * If the system app is both scanned and in the 1947 * disabled packages list, then it must have been 1948 * added via OTA. Remove it from the currently 1949 * scanned package so the previously user-installed 1950 * application can be scanned. 1951 */ 1952 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 1953 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 1954 + ps.name + "; removing system app. Last known codePath=" 1955 + ps.codePathString + ", installStatus=" + ps.installStatus 1956 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 1957 + scannedPkg.mVersionCode); 1958 removePackageLI(ps, true); 1959 expectingBetter.put(ps.name, ps.codePath); 1960 } 1961 1962 continue; 1963 } 1964 1965 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 1966 psit.remove(); 1967 logCriticalInfo(Log.WARN, "System package " + ps.name 1968 + " no longer exists; wiping its data"); 1969 removeDataDirsLI(ps.name); 1970 } else { 1971 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 1972 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 1973 possiblyDeletedUpdatedSystemApps.add(ps.name); 1974 } 1975 } 1976 } 1977 } 1978 1979 //look for any incomplete package installations 1980 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 1981 //clean up list 1982 for(int i = 0; i < deletePkgsList.size(); i++) { 1983 //clean up here 1984 cleanupInstallFailedPackage(deletePkgsList.get(i)); 1985 } 1986 //delete tmp files 1987 deleteTempPackageFiles(); 1988 1989 // Remove any shared userIDs that have no associated packages 1990 mSettings.pruneSharedUsersLPw(); 1991 1992 if (!mOnlyCore) { 1993 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 1994 SystemClock.uptimeMillis()); 1995 scanDirLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 1996 1997 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 1998 scanFlags | SCAN_REQUIRE_KNOWN, 0); 1999 2000 /** 2001 * Remove disable package settings for any updated system 2002 * apps that were removed via an OTA. If they're not a 2003 * previously-updated app, remove them completely. 2004 * Otherwise, just revoke their system-level permissions. 2005 */ 2006 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2007 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2008 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2009 2010 String msg; 2011 if (deletedPkg == null) { 2012 msg = "Updated system package " + deletedAppName 2013 + " no longer exists; wiping its data"; 2014 removeDataDirsLI(deletedAppName); 2015 } else { 2016 msg = "Updated system app + " + deletedAppName 2017 + " no longer present; removing system privileges for " 2018 + deletedAppName; 2019 2020 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2021 2022 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2023 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2024 } 2025 logCriticalInfo(Log.WARN, msg); 2026 } 2027 2028 /** 2029 * Make sure all system apps that we expected to appear on 2030 * the userdata partition actually showed up. If they never 2031 * appeared, crawl back and revive the system version. 2032 */ 2033 for (int i = 0; i < expectingBetter.size(); i++) { 2034 final String packageName = expectingBetter.keyAt(i); 2035 if (!mPackages.containsKey(packageName)) { 2036 final File scanFile = expectingBetter.valueAt(i); 2037 2038 logCriticalInfo(Log.WARN, "Expected better " + packageName 2039 + " but never showed up; reverting to system"); 2040 2041 final int reparseFlags; 2042 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2043 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2044 | PackageParser.PARSE_IS_SYSTEM_DIR 2045 | PackageParser.PARSE_IS_PRIVILEGED; 2046 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2047 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2048 | PackageParser.PARSE_IS_SYSTEM_DIR; 2049 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2050 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2051 | PackageParser.PARSE_IS_SYSTEM_DIR; 2052 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2053 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2054 | PackageParser.PARSE_IS_SYSTEM_DIR; 2055 } else { 2056 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2057 continue; 2058 } 2059 2060 mSettings.enableSystemPackageLPw(packageName); 2061 2062 try { 2063 scanPackageLI(scanFile, reparseFlags, scanFlags, 0, null); 2064 } catch (PackageManagerException e) { 2065 Slog.e(TAG, "Failed to parse original system package: " 2066 + e.getMessage()); 2067 } 2068 } 2069 } 2070 } 2071 2072 // Now that we know all of the shared libraries, update all clients to have 2073 // the correct library paths. 2074 updateAllSharedLibrariesLPw(); 2075 2076 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2077 // NOTE: We ignore potential failures here during a system scan (like 2078 // the rest of the commands above) because there's precious little we 2079 // can do about it. A settings error is reported, though. 2080 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2081 false /* force dexopt */, false /* defer dexopt */); 2082 } 2083 2084 // Now that we know all the packages we are keeping, 2085 // read and update their last usage times. 2086 mPackageUsage.readLP(); 2087 2088 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2089 SystemClock.uptimeMillis()); 2090 Slog.i(TAG, "Time to scan packages: " 2091 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2092 + " seconds"); 2093 2094 // If the platform SDK has changed since the last time we booted, 2095 // we need to re-grant app permission to catch any new ones that 2096 // appear. This is really a hack, and means that apps can in some 2097 // cases get permissions that the user didn't initially explicitly 2098 // allow... it would be nice to have some better way to handle 2099 // this situation. 2100 final boolean regrantPermissions = mSettings.mInternalSdkPlatform 2101 != mSdkVersion; 2102 if (regrantPermissions) Slog.i(TAG, "Platform changed from " 2103 + mSettings.mInternalSdkPlatform + " to " + mSdkVersion 2104 + "; regranting permissions for internal storage"); 2105 mSettings.mInternalSdkPlatform = mSdkVersion; 2106 2107 // For now runtime permissions are toggled via a system property. 2108 if (!RUNTIME_PERMISSIONS_ENABLED) { 2109 // Remove the runtime permissions state if the feature 2110 // was disabled by flipping the system property. 2111 mSettings.deleteRuntimePermissionsFiles(); 2112 } 2113 2114 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 2115 | (regrantPermissions 2116 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 2117 : 0)); 2118 2119 // If this is the first boot, and it is a normal boot, then 2120 // we need to initialize the default preferred apps. 2121 if (!mRestoredSettings && !onlyCore) { 2122 mSettings.readDefaultPreferredAppsLPw(this, 0); 2123 } 2124 2125 // If this is first boot after an OTA, and a normal boot, then 2126 // we need to clear code cache directories. 2127 mIsUpgrade = !Build.FINGERPRINT.equals(mSettings.mFingerprint); 2128 if (mIsUpgrade && !onlyCore) { 2129 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2130 for (String pkgName : mSettings.mPackages.keySet()) { 2131 deleteCodeCacheDirsLI(pkgName); 2132 } 2133 mSettings.mFingerprint = Build.FINGERPRINT; 2134 } 2135 2136 // All the changes are done during package scanning. 2137 mSettings.updateInternalDatabaseVersion(); 2138 2139 // can downgrade to reader 2140 mSettings.writeLPr(); 2141 2142 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2143 SystemClock.uptimeMillis()); 2144 2145 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2146 2147 mInstallerService = new PackageInstallerService(context, this); 2148 2149 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2150 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2151 mIntentFilterVerifierComponent); 2152 2153 primeDomainVerificationsLPw(false); 2154 2155 } // synchronized (mPackages) 2156 } // synchronized (mInstallLock) 2157 2158 // Now after opening every single application zip, make sure they 2159 // are all flushed. Not really needed, but keeps things nice and 2160 // tidy. 2161 Runtime.getRuntime().gc(); 2162 } 2163 2164 @Override 2165 public boolean isFirstBoot() { 2166 return !mRestoredSettings; 2167 } 2168 2169 @Override 2170 public boolean isOnlyCoreApps() { 2171 return mOnlyCore; 2172 } 2173 2174 @Override 2175 public boolean isUpgrade() { 2176 return mIsUpgrade; 2177 } 2178 2179 private String getRequiredVerifierLPr() { 2180 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2181 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2182 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 2183 2184 String requiredVerifier = null; 2185 2186 final int N = receivers.size(); 2187 for (int i = 0; i < N; i++) { 2188 final ResolveInfo info = receivers.get(i); 2189 2190 if (info.activityInfo == null) { 2191 continue; 2192 } 2193 2194 final String packageName = info.activityInfo.packageName; 2195 2196 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2197 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2198 continue; 2199 } 2200 2201 if (requiredVerifier != null) { 2202 throw new RuntimeException("There can be only one required verifier"); 2203 } 2204 2205 requiredVerifier = packageName; 2206 } 2207 2208 return requiredVerifier; 2209 } 2210 2211 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2212 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2213 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2214 PackageManager.GET_DISABLED_COMPONENTS, 0 /* userId */); 2215 2216 ComponentName verifierComponentName = null; 2217 2218 int priority = -1000; 2219 final int N = receivers.size(); 2220 for (int i = 0; i < N; i++) { 2221 final ResolveInfo info = receivers.get(i); 2222 2223 if (info.activityInfo == null) { 2224 continue; 2225 } 2226 2227 final String packageName = info.activityInfo.packageName; 2228 2229 final PackageSetting ps = mSettings.mPackages.get(packageName); 2230 if (ps == null) { 2231 continue; 2232 } 2233 2234 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2235 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2236 continue; 2237 } 2238 2239 // Select the IntentFilterVerifier with the highest priority 2240 if (priority < info.priority) { 2241 priority = info.priority; 2242 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2243 Slog.d(TAG, "Selecting IntentFilterVerifier: " + verifierComponentName + 2244 " with priority: " + info.priority); 2245 } 2246 } 2247 2248 return verifierComponentName; 2249 } 2250 2251 private void primeDomainVerificationsLPw(boolean logging) { 2252 Slog.d(TAG, "Start priming domain verification"); 2253 boolean updated = false; 2254 ArrayList<String> allHosts = new ArrayList<>(); 2255 for (PackageParser.Package pkg : mPackages.values()) { 2256 final String packageName = pkg.packageName; 2257 if (!hasDomainURLs(pkg)) { 2258 if (logging) { 2259 Slog.d(TAG, "No priming domain verifications for " + 2260 "package with no domain URLs: " + packageName); 2261 } 2262 continue; 2263 } 2264 for (PackageParser.Activity a : pkg.activities) { 2265 for (ActivityIntentInfo filter : a.intents) { 2266 if (hasValidDomains(filter, false)) { 2267 allHosts.addAll(filter.getHostsList()); 2268 } 2269 } 2270 } 2271 if (allHosts.size() > 0) { 2272 allHosts.add("*"); 2273 } 2274 IntentFilterVerificationInfo ivi = 2275 mSettings.createIntentFilterVerificationIfNeededLPw(packageName, allHosts); 2276 if (ivi != null) { 2277 // We will always log this 2278 Slog.d(TAG, "Priming domain verifications for package: " + packageName); 2279 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 2280 updated = true; 2281 } 2282 else { 2283 if (logging) { 2284 Slog.d(TAG, "No priming domain verifications for package: " + packageName); 2285 } 2286 } 2287 allHosts.clear(); 2288 } 2289 if (updated) { 2290 scheduleWriteSettingsLocked(); 2291 } 2292 Slog.d(TAG, "End priming domain verification"); 2293 } 2294 2295 @Override 2296 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2297 throws RemoteException { 2298 try { 2299 return super.onTransact(code, data, reply, flags); 2300 } catch (RuntimeException e) { 2301 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2302 Slog.wtf(TAG, "Package Manager Crash", e); 2303 } 2304 throw e; 2305 } 2306 } 2307 2308 void cleanupInstallFailedPackage(PackageSetting ps) { 2309 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2310 2311 removeDataDirsLI(ps.name); 2312 if (ps.codePath != null) { 2313 if (ps.codePath.isDirectory()) { 2314 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2315 } else { 2316 ps.codePath.delete(); 2317 } 2318 } 2319 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2320 if (ps.resourcePath.isDirectory()) { 2321 FileUtils.deleteContents(ps.resourcePath); 2322 } 2323 ps.resourcePath.delete(); 2324 } 2325 mSettings.removePackageLPw(ps.name); 2326 } 2327 2328 static int[] appendInts(int[] cur, int[] add) { 2329 if (add == null) return cur; 2330 if (cur == null) return add; 2331 final int N = add.length; 2332 for (int i=0; i<N; i++) { 2333 cur = appendInt(cur, add[i]); 2334 } 2335 return cur; 2336 } 2337 2338 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2339 if (!sUserManager.exists(userId)) return null; 2340 final PackageSetting ps = (PackageSetting) p.mExtras; 2341 if (ps == null) { 2342 return null; 2343 } 2344 2345 final PermissionsState permissionsState = ps.getPermissionsState(); 2346 2347 final int[] gids = permissionsState.computeGids(userId); 2348 final Set<String> permissions = permissionsState.getPermissions(userId); 2349 final PackageUserState state = ps.readUserState(userId); 2350 2351 return PackageParser.generatePackageInfo(p, gids, flags, 2352 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2353 } 2354 2355 @Override 2356 public boolean isPackageAvailable(String packageName, int userId) { 2357 if (!sUserManager.exists(userId)) return false; 2358 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2359 synchronized (mPackages) { 2360 PackageParser.Package p = mPackages.get(packageName); 2361 if (p != null) { 2362 final PackageSetting ps = (PackageSetting) p.mExtras; 2363 if (ps != null) { 2364 final PackageUserState state = ps.readUserState(userId); 2365 if (state != null) { 2366 return PackageParser.isAvailable(state); 2367 } 2368 } 2369 } 2370 } 2371 return false; 2372 } 2373 2374 @Override 2375 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2376 if (!sUserManager.exists(userId)) return null; 2377 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2378 // reader 2379 synchronized (mPackages) { 2380 PackageParser.Package p = mPackages.get(packageName); 2381 if (DEBUG_PACKAGE_INFO) 2382 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2383 if (p != null) { 2384 return generatePackageInfo(p, flags, userId); 2385 } 2386 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2387 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2388 } 2389 } 2390 return null; 2391 } 2392 2393 @Override 2394 public String[] currentToCanonicalPackageNames(String[] names) { 2395 String[] out = new String[names.length]; 2396 // reader 2397 synchronized (mPackages) { 2398 for (int i=names.length-1; i>=0; i--) { 2399 PackageSetting ps = mSettings.mPackages.get(names[i]); 2400 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2401 } 2402 } 2403 return out; 2404 } 2405 2406 @Override 2407 public String[] canonicalToCurrentPackageNames(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 String cur = mSettings.mRenamedPackages.get(names[i]); 2413 out[i] = cur != null ? cur : names[i]; 2414 } 2415 } 2416 return out; 2417 } 2418 2419 @Override 2420 public int getPackageUid(String packageName, int userId) { 2421 if (!sUserManager.exists(userId)) return -1; 2422 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2423 2424 // reader 2425 synchronized (mPackages) { 2426 PackageParser.Package p = mPackages.get(packageName); 2427 if(p != null) { 2428 return UserHandle.getUid(userId, p.applicationInfo.uid); 2429 } 2430 PackageSetting ps = mSettings.mPackages.get(packageName); 2431 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 2432 return -1; 2433 } 2434 p = ps.pkg; 2435 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 2436 } 2437 } 2438 2439 @Override 2440 public int[] getPackageGids(String packageName, int userId) throws RemoteException { 2441 if (!sUserManager.exists(userId)) { 2442 return null; 2443 } 2444 2445 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2446 "getPackageGids"); 2447 2448 // reader 2449 synchronized (mPackages) { 2450 PackageParser.Package p = mPackages.get(packageName); 2451 if (DEBUG_PACKAGE_INFO) { 2452 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 2453 } 2454 if (p != null) { 2455 PackageSetting ps = (PackageSetting) p.mExtras; 2456 return ps.getPermissionsState().computeGids(userId); 2457 } 2458 } 2459 2460 return null; 2461 } 2462 2463 static PermissionInfo generatePermissionInfo( 2464 BasePermission bp, int flags) { 2465 if (bp.perm != null) { 2466 return PackageParser.generatePermissionInfo(bp.perm, flags); 2467 } 2468 PermissionInfo pi = new PermissionInfo(); 2469 pi.name = bp.name; 2470 pi.packageName = bp.sourcePackage; 2471 pi.nonLocalizedLabel = bp.name; 2472 pi.protectionLevel = bp.protectionLevel; 2473 return pi; 2474 } 2475 2476 @Override 2477 public PermissionInfo getPermissionInfo(String name, int flags) { 2478 // reader 2479 synchronized (mPackages) { 2480 final BasePermission p = mSettings.mPermissions.get(name); 2481 if (p != null) { 2482 return generatePermissionInfo(p, flags); 2483 } 2484 return null; 2485 } 2486 } 2487 2488 @Override 2489 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2490 // reader 2491 synchronized (mPackages) { 2492 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2493 for (BasePermission p : mSettings.mPermissions.values()) { 2494 if (group == null) { 2495 if (p.perm == null || p.perm.info.group == null) { 2496 out.add(generatePermissionInfo(p, flags)); 2497 } 2498 } else { 2499 if (p.perm != null && group.equals(p.perm.info.group)) { 2500 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2501 } 2502 } 2503 } 2504 2505 if (out.size() > 0) { 2506 return out; 2507 } 2508 return mPermissionGroups.containsKey(group) ? out : null; 2509 } 2510 } 2511 2512 @Override 2513 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2514 // reader 2515 synchronized (mPackages) { 2516 return PackageParser.generatePermissionGroupInfo( 2517 mPermissionGroups.get(name), flags); 2518 } 2519 } 2520 2521 @Override 2522 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2523 // reader 2524 synchronized (mPackages) { 2525 final int N = mPermissionGroups.size(); 2526 ArrayList<PermissionGroupInfo> out 2527 = new ArrayList<PermissionGroupInfo>(N); 2528 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2529 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2530 } 2531 return out; 2532 } 2533 } 2534 2535 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2536 int userId) { 2537 if (!sUserManager.exists(userId)) return null; 2538 PackageSetting ps = mSettings.mPackages.get(packageName); 2539 if (ps != null) { 2540 if (ps.pkg == null) { 2541 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2542 flags, userId); 2543 if (pInfo != null) { 2544 return pInfo.applicationInfo; 2545 } 2546 return null; 2547 } 2548 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2549 ps.readUserState(userId), userId); 2550 } 2551 return null; 2552 } 2553 2554 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2555 int userId) { 2556 if (!sUserManager.exists(userId)) return null; 2557 PackageSetting ps = mSettings.mPackages.get(packageName); 2558 if (ps != null) { 2559 PackageParser.Package pkg = ps.pkg; 2560 if (pkg == null) { 2561 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2562 return null; 2563 } 2564 // Only data remains, so we aren't worried about code paths 2565 pkg = new PackageParser.Package(packageName); 2566 pkg.applicationInfo.packageName = packageName; 2567 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2568 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 2569 pkg.applicationInfo.dataDir = 2570 getDataPathForPackage(packageName, 0).getPath(); 2571 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2572 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2573 } 2574 return generatePackageInfo(pkg, flags, userId); 2575 } 2576 return null; 2577 } 2578 2579 @Override 2580 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2581 if (!sUserManager.exists(userId)) return null; 2582 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 2583 // writer 2584 synchronized (mPackages) { 2585 PackageParser.Package p = mPackages.get(packageName); 2586 if (DEBUG_PACKAGE_INFO) Log.v( 2587 TAG, "getApplicationInfo " + packageName 2588 + ": " + p); 2589 if (p != null) { 2590 PackageSetting ps = mSettings.mPackages.get(packageName); 2591 if (ps == null) return null; 2592 // Note: isEnabledLP() does not apply here - always return info 2593 return PackageParser.generateApplicationInfo( 2594 p, flags, ps.readUserState(userId), userId); 2595 } 2596 if ("android".equals(packageName)||"system".equals(packageName)) { 2597 return mAndroidApplication; 2598 } 2599 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2600 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2601 } 2602 } 2603 return null; 2604 } 2605 2606 2607 @Override 2608 public void freeStorageAndNotify(final long freeStorageSize, final IPackageDataObserver observer) { 2609 mContext.enforceCallingOrSelfPermission( 2610 android.Manifest.permission.CLEAR_APP_CACHE, null); 2611 // Queue up an async operation since clearing cache may take a little while. 2612 mHandler.post(new Runnable() { 2613 public void run() { 2614 mHandler.removeCallbacks(this); 2615 int retCode = -1; 2616 synchronized (mInstallLock) { 2617 retCode = mInstaller.freeCache(freeStorageSize); 2618 if (retCode < 0) { 2619 Slog.w(TAG, "Couldn't clear application caches"); 2620 } 2621 } 2622 if (observer != null) { 2623 try { 2624 observer.onRemoveCompleted(null, (retCode >= 0)); 2625 } catch (RemoteException e) { 2626 Slog.w(TAG, "RemoveException when invoking call back"); 2627 } 2628 } 2629 } 2630 }); 2631 } 2632 2633 @Override 2634 public void freeStorage(final long freeStorageSize, final IntentSender pi) { 2635 mContext.enforceCallingOrSelfPermission( 2636 android.Manifest.permission.CLEAR_APP_CACHE, null); 2637 // Queue up an async operation since clearing cache may take a little while. 2638 mHandler.post(new Runnable() { 2639 public void run() { 2640 mHandler.removeCallbacks(this); 2641 int retCode = -1; 2642 synchronized (mInstallLock) { 2643 retCode = mInstaller.freeCache(freeStorageSize); 2644 if (retCode < 0) { 2645 Slog.w(TAG, "Couldn't clear application caches"); 2646 } 2647 } 2648 if(pi != null) { 2649 try { 2650 // Callback via pending intent 2651 int code = (retCode >= 0) ? 1 : 0; 2652 pi.sendIntent(null, code, null, 2653 null, null); 2654 } catch (SendIntentException e1) { 2655 Slog.i(TAG, "Failed to send pending intent"); 2656 } 2657 } 2658 } 2659 }); 2660 } 2661 2662 void freeStorage(long freeStorageSize) throws IOException { 2663 synchronized (mInstallLock) { 2664 if (mInstaller.freeCache(freeStorageSize) < 0) { 2665 throw new IOException("Failed to free enough space"); 2666 } 2667 } 2668 } 2669 2670 @Override 2671 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2672 if (!sUserManager.exists(userId)) return null; 2673 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 2674 synchronized (mPackages) { 2675 PackageParser.Activity a = mActivities.mActivities.get(component); 2676 2677 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2678 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2679 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2680 if (ps == null) return null; 2681 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2682 userId); 2683 } 2684 if (mResolveComponentName.equals(component)) { 2685 return PackageParser.generateActivityInfo(mResolveActivity, flags, 2686 new PackageUserState(), userId); 2687 } 2688 } 2689 return null; 2690 } 2691 2692 @Override 2693 public boolean activitySupportsIntent(ComponentName component, Intent intent, 2694 String resolvedType) { 2695 synchronized (mPackages) { 2696 PackageParser.Activity a = mActivities.mActivities.get(component); 2697 if (a == null) { 2698 return false; 2699 } 2700 for (int i=0; i<a.intents.size(); i++) { 2701 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 2702 intent.getData(), intent.getCategories(), TAG) >= 0) { 2703 return true; 2704 } 2705 } 2706 return false; 2707 } 2708 } 2709 2710 @Override 2711 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2712 if (!sUserManager.exists(userId)) return null; 2713 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 2714 synchronized (mPackages) { 2715 PackageParser.Activity a = mReceivers.mActivities.get(component); 2716 if (DEBUG_PACKAGE_INFO) Log.v( 2717 TAG, "getReceiverInfo " + component + ": " + a); 2718 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2719 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2720 if (ps == null) return null; 2721 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2722 userId); 2723 } 2724 } 2725 return null; 2726 } 2727 2728 @Override 2729 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 2730 if (!sUserManager.exists(userId)) return null; 2731 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 2732 synchronized (mPackages) { 2733 PackageParser.Service s = mServices.mServices.get(component); 2734 if (DEBUG_PACKAGE_INFO) Log.v( 2735 TAG, "getServiceInfo " + component + ": " + s); 2736 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 2737 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2738 if (ps == null) return null; 2739 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 2740 userId); 2741 } 2742 } 2743 return null; 2744 } 2745 2746 @Override 2747 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 2748 if (!sUserManager.exists(userId)) return null; 2749 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 2750 synchronized (mPackages) { 2751 PackageParser.Provider p = mProviders.mProviders.get(component); 2752 if (DEBUG_PACKAGE_INFO) Log.v( 2753 TAG, "getProviderInfo " + component + ": " + p); 2754 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 2755 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2756 if (ps == null) return null; 2757 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 2758 userId); 2759 } 2760 } 2761 return null; 2762 } 2763 2764 @Override 2765 public String[] getSystemSharedLibraryNames() { 2766 Set<String> libSet; 2767 synchronized (mPackages) { 2768 libSet = mSharedLibraries.keySet(); 2769 int size = libSet.size(); 2770 if (size > 0) { 2771 String[] libs = new String[size]; 2772 libSet.toArray(libs); 2773 return libs; 2774 } 2775 } 2776 return null; 2777 } 2778 2779 /** 2780 * @hide 2781 */ 2782 PackageParser.Package findSharedNonSystemLibrary(String libName) { 2783 synchronized (mPackages) { 2784 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 2785 if (lib != null && lib.apk != null) { 2786 return mPackages.get(lib.apk); 2787 } 2788 } 2789 return null; 2790 } 2791 2792 @Override 2793 public FeatureInfo[] getSystemAvailableFeatures() { 2794 Collection<FeatureInfo> featSet; 2795 synchronized (mPackages) { 2796 featSet = mAvailableFeatures.values(); 2797 int size = featSet.size(); 2798 if (size > 0) { 2799 FeatureInfo[] features = new FeatureInfo[size+1]; 2800 featSet.toArray(features); 2801 FeatureInfo fi = new FeatureInfo(); 2802 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 2803 FeatureInfo.GL_ES_VERSION_UNDEFINED); 2804 features[size] = fi; 2805 return features; 2806 } 2807 } 2808 return null; 2809 } 2810 2811 @Override 2812 public boolean hasSystemFeature(String name) { 2813 synchronized (mPackages) { 2814 return mAvailableFeatures.containsKey(name); 2815 } 2816 } 2817 2818 private void checkValidCaller(int uid, int userId) { 2819 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 2820 return; 2821 2822 throw new SecurityException("Caller uid=" + uid 2823 + " is not privileged to communicate with user=" + userId); 2824 } 2825 2826 @Override 2827 public int checkPermission(String permName, String pkgName, int userId) { 2828 if (!sUserManager.exists(userId)) { 2829 return PackageManager.PERMISSION_DENIED; 2830 } 2831 2832 synchronized (mPackages) { 2833 final PackageParser.Package p = mPackages.get(pkgName); 2834 if (p != null && p.mExtras != null) { 2835 final PackageSetting ps = (PackageSetting) p.mExtras; 2836 if (ps.getPermissionsState().hasPermission(permName, userId)) { 2837 return PackageManager.PERMISSION_GRANTED; 2838 } 2839 } 2840 } 2841 2842 return PackageManager.PERMISSION_DENIED; 2843 } 2844 2845 @Override 2846 public int checkUidPermission(String permName, int uid) { 2847 final int userId = UserHandle.getUserId(uid); 2848 2849 if (!sUserManager.exists(userId)) { 2850 return PackageManager.PERMISSION_DENIED; 2851 } 2852 2853 synchronized (mPackages) { 2854 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2855 if (obj != null) { 2856 final SettingBase ps = (SettingBase) obj; 2857 if (ps.getPermissionsState().hasPermission(permName, userId)) { 2858 return PackageManager.PERMISSION_GRANTED; 2859 } 2860 } else { 2861 ArraySet<String> perms = mSystemPermissions.get(uid); 2862 if (perms != null && perms.contains(permName)) { 2863 return PackageManager.PERMISSION_GRANTED; 2864 } 2865 } 2866 } 2867 2868 return PackageManager.PERMISSION_DENIED; 2869 } 2870 2871 /** 2872 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 2873 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 2874 * @param checkShell TODO(yamasani): 2875 * @param message the message to log on security exception 2876 */ 2877 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 2878 boolean checkShell, String message) { 2879 if (userId < 0) { 2880 throw new IllegalArgumentException("Invalid userId " + userId); 2881 } 2882 if (checkShell) { 2883 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 2884 } 2885 if (userId == UserHandle.getUserId(callingUid)) return; 2886 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 2887 if (requireFullPermission) { 2888 mContext.enforceCallingOrSelfPermission( 2889 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2890 } else { 2891 try { 2892 mContext.enforceCallingOrSelfPermission( 2893 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2894 } catch (SecurityException se) { 2895 mContext.enforceCallingOrSelfPermission( 2896 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 2897 } 2898 } 2899 } 2900 } 2901 2902 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 2903 if (callingUid == Process.SHELL_UID) { 2904 if (userHandle >= 0 2905 && sUserManager.hasUserRestriction(restriction, userHandle)) { 2906 throw new SecurityException("Shell does not have permission to access user " 2907 + userHandle); 2908 } else if (userHandle < 0) { 2909 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 2910 + Debug.getCallers(3)); 2911 } 2912 } 2913 } 2914 2915 private BasePermission findPermissionTreeLP(String permName) { 2916 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 2917 if (permName.startsWith(bp.name) && 2918 permName.length() > bp.name.length() && 2919 permName.charAt(bp.name.length()) == '.') { 2920 return bp; 2921 } 2922 } 2923 return null; 2924 } 2925 2926 private BasePermission checkPermissionTreeLP(String permName) { 2927 if (permName != null) { 2928 BasePermission bp = findPermissionTreeLP(permName); 2929 if (bp != null) { 2930 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 2931 return bp; 2932 } 2933 throw new SecurityException("Calling uid " 2934 + Binder.getCallingUid() 2935 + " is not allowed to add to permission tree " 2936 + bp.name + " owned by uid " + bp.uid); 2937 } 2938 } 2939 throw new SecurityException("No permission tree found for " + permName); 2940 } 2941 2942 static boolean compareStrings(CharSequence s1, CharSequence s2) { 2943 if (s1 == null) { 2944 return s2 == null; 2945 } 2946 if (s2 == null) { 2947 return false; 2948 } 2949 if (s1.getClass() != s2.getClass()) { 2950 return false; 2951 } 2952 return s1.equals(s2); 2953 } 2954 2955 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 2956 if (pi1.icon != pi2.icon) return false; 2957 if (pi1.logo != pi2.logo) return false; 2958 if (pi1.protectionLevel != pi2.protectionLevel) return false; 2959 if (!compareStrings(pi1.name, pi2.name)) return false; 2960 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 2961 // We'll take care of setting this one. 2962 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 2963 // These are not currently stored in settings. 2964 //if (!compareStrings(pi1.group, pi2.group)) return false; 2965 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 2966 //if (pi1.labelRes != pi2.labelRes) return false; 2967 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 2968 return true; 2969 } 2970 2971 int permissionInfoFootprint(PermissionInfo info) { 2972 int size = info.name.length(); 2973 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 2974 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 2975 return size; 2976 } 2977 2978 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 2979 int size = 0; 2980 for (BasePermission perm : mSettings.mPermissions.values()) { 2981 if (perm.uid == tree.uid) { 2982 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 2983 } 2984 } 2985 return size; 2986 } 2987 2988 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 2989 // We calculate the max size of permissions defined by this uid and throw 2990 // if that plus the size of 'info' would exceed our stated maximum. 2991 if (tree.uid != Process.SYSTEM_UID) { 2992 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 2993 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 2994 throw new SecurityException("Permission tree size cap exceeded"); 2995 } 2996 } 2997 } 2998 2999 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3000 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3001 throw new SecurityException("Label must be specified in permission"); 3002 } 3003 BasePermission tree = checkPermissionTreeLP(info.name); 3004 BasePermission bp = mSettings.mPermissions.get(info.name); 3005 boolean added = bp == null; 3006 boolean changed = true; 3007 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3008 if (added) { 3009 enforcePermissionCapLocked(info, tree); 3010 bp = new BasePermission(info.name, tree.sourcePackage, 3011 BasePermission.TYPE_DYNAMIC); 3012 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3013 throw new SecurityException( 3014 "Not allowed to modify non-dynamic permission " 3015 + info.name); 3016 } else { 3017 if (bp.protectionLevel == fixedLevel 3018 && bp.perm.owner.equals(tree.perm.owner) 3019 && bp.uid == tree.uid 3020 && comparePermissionInfos(bp.perm.info, info)) { 3021 changed = false; 3022 } 3023 } 3024 bp.protectionLevel = fixedLevel; 3025 info = new PermissionInfo(info); 3026 info.protectionLevel = fixedLevel; 3027 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3028 bp.perm.info.packageName = tree.perm.info.packageName; 3029 bp.uid = tree.uid; 3030 if (added) { 3031 mSettings.mPermissions.put(info.name, bp); 3032 } 3033 if (changed) { 3034 if (!async) { 3035 mSettings.writeLPr(); 3036 } else { 3037 scheduleWriteSettingsLocked(); 3038 } 3039 } 3040 return added; 3041 } 3042 3043 @Override 3044 public boolean addPermission(PermissionInfo info) { 3045 synchronized (mPackages) { 3046 return addPermissionLocked(info, false); 3047 } 3048 } 3049 3050 @Override 3051 public boolean addPermissionAsync(PermissionInfo info) { 3052 synchronized (mPackages) { 3053 return addPermissionLocked(info, true); 3054 } 3055 } 3056 3057 @Override 3058 public void removePermission(String name) { 3059 synchronized (mPackages) { 3060 checkPermissionTreeLP(name); 3061 BasePermission bp = mSettings.mPermissions.get(name); 3062 if (bp != null) { 3063 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3064 throw new SecurityException( 3065 "Not allowed to modify non-dynamic permission " 3066 + name); 3067 } 3068 mSettings.mPermissions.remove(name); 3069 mSettings.writeLPr(); 3070 } 3071 } 3072 } 3073 3074 private static void enforceDeclaredAsUsedAndRuntimePermission(PackageParser.Package pkg, 3075 BasePermission bp) { 3076 int index = pkg.requestedPermissions.indexOf(bp.name); 3077 if (index == -1) { 3078 throw new SecurityException("Package " + pkg.packageName 3079 + " has not requested permission " + bp.name); 3080 } 3081 if (!bp.isRuntime()) { 3082 throw new SecurityException("Permission " + bp.name 3083 + " is not a changeable permission type"); 3084 } 3085 } 3086 3087 @Override 3088 public boolean grantPermission(String packageName, String name, int userId) { 3089 if (!RUNTIME_PERMISSIONS_ENABLED) { 3090 return false; 3091 } 3092 3093 if (!sUserManager.exists(userId)) { 3094 return false; 3095 } 3096 3097 mContext.enforceCallingOrSelfPermission( 3098 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3099 "grantPermission"); 3100 3101 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3102 "grantPermission"); 3103 3104 boolean gidsChanged = false; 3105 final SettingBase sb; 3106 3107 synchronized (mPackages) { 3108 final PackageParser.Package pkg = mPackages.get(packageName); 3109 if (pkg == null) { 3110 throw new IllegalArgumentException("Unknown package: " + packageName); 3111 } 3112 3113 final BasePermission bp = mSettings.mPermissions.get(name); 3114 if (bp == null) { 3115 throw new IllegalArgumentException("Unknown permission: " + name); 3116 } 3117 3118 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3119 3120 sb = (SettingBase) pkg.mExtras; 3121 if (sb == null) { 3122 throw new IllegalArgumentException("Unknown package: " + packageName); 3123 } 3124 3125 final PermissionsState permissionsState = sb.getPermissionsState(); 3126 3127 final int result = permissionsState.grantRuntimePermission(bp, userId); 3128 switch (result) { 3129 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3130 return false; 3131 } 3132 3133 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3134 gidsChanged = true; 3135 } break; 3136 } 3137 3138 // Not critical if that is lost - app has to request again. 3139 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3140 } 3141 3142 if (gidsChanged) { 3143 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_GIDS_CHANGED); 3144 } 3145 3146 return true; 3147 } 3148 3149 @Override 3150 public boolean revokePermission(String packageName, String name, int userId) { 3151 if (!RUNTIME_PERMISSIONS_ENABLED) { 3152 return false; 3153 } 3154 3155 if (!sUserManager.exists(userId)) { 3156 return false; 3157 } 3158 3159 mContext.enforceCallingOrSelfPermission( 3160 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3161 "revokePermission"); 3162 3163 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3164 "revokePermission"); 3165 3166 final SettingBase sb; 3167 3168 synchronized (mPackages) { 3169 final PackageParser.Package pkg = mPackages.get(packageName); 3170 if (pkg == null) { 3171 throw new IllegalArgumentException("Unknown package: " + packageName); 3172 } 3173 3174 final BasePermission bp = mSettings.mPermissions.get(name); 3175 if (bp == null) { 3176 throw new IllegalArgumentException("Unknown permission: " + name); 3177 } 3178 3179 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3180 3181 sb = (SettingBase) pkg.mExtras; 3182 if (sb == null) { 3183 throw new IllegalArgumentException("Unknown package: " + packageName); 3184 } 3185 3186 final PermissionsState permissionsState = sb.getPermissionsState(); 3187 3188 if (permissionsState.revokeRuntimePermission(bp, userId) == 3189 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3190 return false; 3191 } 3192 3193 // Critical, after this call all should never have the permission. 3194 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3195 } 3196 3197 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3198 3199 return true; 3200 } 3201 3202 @Override 3203 public boolean isProtectedBroadcast(String actionName) { 3204 synchronized (mPackages) { 3205 return mProtectedBroadcasts.contains(actionName); 3206 } 3207 } 3208 3209 @Override 3210 public int checkSignatures(String pkg1, String pkg2) { 3211 synchronized (mPackages) { 3212 final PackageParser.Package p1 = mPackages.get(pkg1); 3213 final PackageParser.Package p2 = mPackages.get(pkg2); 3214 if (p1 == null || p1.mExtras == null 3215 || p2 == null || p2.mExtras == null) { 3216 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3217 } 3218 return compareSignatures(p1.mSignatures, p2.mSignatures); 3219 } 3220 } 3221 3222 @Override 3223 public int checkUidSignatures(int uid1, int uid2) { 3224 // Map to base uids. 3225 uid1 = UserHandle.getAppId(uid1); 3226 uid2 = UserHandle.getAppId(uid2); 3227 // reader 3228 synchronized (mPackages) { 3229 Signature[] s1; 3230 Signature[] s2; 3231 Object obj = mSettings.getUserIdLPr(uid1); 3232 if (obj != null) { 3233 if (obj instanceof SharedUserSetting) { 3234 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 3235 } else if (obj instanceof PackageSetting) { 3236 s1 = ((PackageSetting)obj).signatures.mSignatures; 3237 } else { 3238 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3239 } 3240 } else { 3241 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3242 } 3243 obj = mSettings.getUserIdLPr(uid2); 3244 if (obj != null) { 3245 if (obj instanceof SharedUserSetting) { 3246 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 3247 } else if (obj instanceof PackageSetting) { 3248 s2 = ((PackageSetting)obj).signatures.mSignatures; 3249 } else { 3250 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3251 } 3252 } else { 3253 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3254 } 3255 return compareSignatures(s1, s2); 3256 } 3257 } 3258 3259 private void killSettingPackagesForUser(SettingBase sb, int userId, String reason) { 3260 final long identity = Binder.clearCallingIdentity(); 3261 try { 3262 if (sb instanceof SharedUserSetting) { 3263 SharedUserSetting sus = (SharedUserSetting) sb; 3264 final int packageCount = sus.packages.size(); 3265 for (int i = 0; i < packageCount; i++) { 3266 PackageSetting susPs = sus.packages.valueAt(i); 3267 if (userId == UserHandle.USER_ALL) { 3268 killApplication(susPs.pkg.packageName, susPs.appId, reason); 3269 } else { 3270 final int uid = UserHandle.getUid(userId, susPs.appId); 3271 killUid(uid, reason); 3272 } 3273 } 3274 } else if (sb instanceof PackageSetting) { 3275 PackageSetting ps = (PackageSetting) sb; 3276 if (userId == UserHandle.USER_ALL) { 3277 killApplication(ps.pkg.packageName, ps.appId, reason); 3278 } else { 3279 final int uid = UserHandle.getUid(userId, ps.appId); 3280 killUid(uid, reason); 3281 } 3282 } 3283 } finally { 3284 Binder.restoreCallingIdentity(identity); 3285 } 3286 } 3287 3288 private static void killUid(int uid, String reason) { 3289 IActivityManager am = ActivityManagerNative.getDefault(); 3290 if (am != null) { 3291 try { 3292 am.killUid(uid, reason); 3293 } catch (RemoteException e) { 3294 /* ignore - same process */ 3295 } 3296 } 3297 } 3298 3299 /** 3300 * Compares two sets of signatures. Returns: 3301 * <br /> 3302 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 3303 * <br /> 3304 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 3305 * <br /> 3306 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 3307 * <br /> 3308 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 3309 * <br /> 3310 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 3311 */ 3312 static int compareSignatures(Signature[] s1, Signature[] s2) { 3313 if (s1 == null) { 3314 return s2 == null 3315 ? PackageManager.SIGNATURE_NEITHER_SIGNED 3316 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 3317 } 3318 3319 if (s2 == null) { 3320 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 3321 } 3322 3323 if (s1.length != s2.length) { 3324 return PackageManager.SIGNATURE_NO_MATCH; 3325 } 3326 3327 // Since both signature sets are of size 1, we can compare without HashSets. 3328 if (s1.length == 1) { 3329 return s1[0].equals(s2[0]) ? 3330 PackageManager.SIGNATURE_MATCH : 3331 PackageManager.SIGNATURE_NO_MATCH; 3332 } 3333 3334 ArraySet<Signature> set1 = new ArraySet<Signature>(); 3335 for (Signature sig : s1) { 3336 set1.add(sig); 3337 } 3338 ArraySet<Signature> set2 = new ArraySet<Signature>(); 3339 for (Signature sig : s2) { 3340 set2.add(sig); 3341 } 3342 // Make sure s2 contains all signatures in s1. 3343 if (set1.equals(set2)) { 3344 return PackageManager.SIGNATURE_MATCH; 3345 } 3346 return PackageManager.SIGNATURE_NO_MATCH; 3347 } 3348 3349 /** 3350 * If the database version for this type of package (internal storage or 3351 * external storage) is less than the version where package signatures 3352 * were updated, return true. 3353 */ 3354 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3355 return (isExternal(scannedPkg) && mSettings.isExternalDatabaseVersionOlderThan( 3356 DatabaseVersion.SIGNATURE_END_ENTITY)) 3357 || (!isExternal(scannedPkg) && mSettings.isInternalDatabaseVersionOlderThan( 3358 DatabaseVersion.SIGNATURE_END_ENTITY)); 3359 } 3360 3361 /** 3362 * Used for backward compatibility to make sure any packages with 3363 * certificate chains get upgraded to the new style. {@code existingSigs} 3364 * will be in the old format (since they were stored on disk from before the 3365 * system upgrade) and {@code scannedSigs} will be in the newer format. 3366 */ 3367 private int compareSignaturesCompat(PackageSignatures existingSigs, 3368 PackageParser.Package scannedPkg) { 3369 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 3370 return PackageManager.SIGNATURE_NO_MATCH; 3371 } 3372 3373 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 3374 for (Signature sig : existingSigs.mSignatures) { 3375 existingSet.add(sig); 3376 } 3377 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 3378 for (Signature sig : scannedPkg.mSignatures) { 3379 try { 3380 Signature[] chainSignatures = sig.getChainSignatures(); 3381 for (Signature chainSig : chainSignatures) { 3382 scannedCompatSet.add(chainSig); 3383 } 3384 } catch (CertificateEncodingException e) { 3385 scannedCompatSet.add(sig); 3386 } 3387 } 3388 /* 3389 * Make sure the expanded scanned set contains all signatures in the 3390 * existing one. 3391 */ 3392 if (scannedCompatSet.equals(existingSet)) { 3393 // Migrate the old signatures to the new scheme. 3394 existingSigs.assignSignatures(scannedPkg.mSignatures); 3395 // The new KeySets will be re-added later in the scanning process. 3396 synchronized (mPackages) { 3397 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 3398 } 3399 return PackageManager.SIGNATURE_MATCH; 3400 } 3401 return PackageManager.SIGNATURE_NO_MATCH; 3402 } 3403 3404 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3405 if (isExternal(scannedPkg)) { 3406 return mSettings.isExternalDatabaseVersionOlderThan( 3407 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3408 } else { 3409 return mSettings.isInternalDatabaseVersionOlderThan( 3410 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3411 } 3412 } 3413 3414 private int compareSignaturesRecover(PackageSignatures existingSigs, 3415 PackageParser.Package scannedPkg) { 3416 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 3417 return PackageManager.SIGNATURE_NO_MATCH; 3418 } 3419 3420 String msg = null; 3421 try { 3422 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 3423 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 3424 + scannedPkg.packageName); 3425 return PackageManager.SIGNATURE_MATCH; 3426 } 3427 } catch (CertificateException e) { 3428 msg = e.getMessage(); 3429 } 3430 3431 logCriticalInfo(Log.INFO, 3432 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 3433 return PackageManager.SIGNATURE_NO_MATCH; 3434 } 3435 3436 @Override 3437 public String[] getPackagesForUid(int uid) { 3438 uid = UserHandle.getAppId(uid); 3439 // reader 3440 synchronized (mPackages) { 3441 Object obj = mSettings.getUserIdLPr(uid); 3442 if (obj instanceof SharedUserSetting) { 3443 final SharedUserSetting sus = (SharedUserSetting) obj; 3444 final int N = sus.packages.size(); 3445 final String[] res = new String[N]; 3446 final Iterator<PackageSetting> it = sus.packages.iterator(); 3447 int i = 0; 3448 while (it.hasNext()) { 3449 res[i++] = it.next().name; 3450 } 3451 return res; 3452 } else if (obj instanceof PackageSetting) { 3453 final PackageSetting ps = (PackageSetting) obj; 3454 return new String[] { ps.name }; 3455 } 3456 } 3457 return null; 3458 } 3459 3460 @Override 3461 public String getNameForUid(int uid) { 3462 // reader 3463 synchronized (mPackages) { 3464 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3465 if (obj instanceof SharedUserSetting) { 3466 final SharedUserSetting sus = (SharedUserSetting) obj; 3467 return sus.name + ":" + sus.userId; 3468 } else if (obj instanceof PackageSetting) { 3469 final PackageSetting ps = (PackageSetting) obj; 3470 return ps.name; 3471 } 3472 } 3473 return null; 3474 } 3475 3476 @Override 3477 public int getUidForSharedUser(String sharedUserName) { 3478 if(sharedUserName == null) { 3479 return -1; 3480 } 3481 // reader 3482 synchronized (mPackages) { 3483 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 3484 if (suid == null) { 3485 return -1; 3486 } 3487 return suid.userId; 3488 } 3489 } 3490 3491 @Override 3492 public int getFlagsForUid(int uid) { 3493 synchronized (mPackages) { 3494 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3495 if (obj instanceof SharedUserSetting) { 3496 final SharedUserSetting sus = (SharedUserSetting) obj; 3497 return sus.pkgFlags; 3498 } else if (obj instanceof PackageSetting) { 3499 final PackageSetting ps = (PackageSetting) obj; 3500 return ps.pkgFlags; 3501 } 3502 } 3503 return 0; 3504 } 3505 3506 @Override 3507 public int getPrivateFlagsForUid(int uid) { 3508 synchronized (mPackages) { 3509 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3510 if (obj instanceof SharedUserSetting) { 3511 final SharedUserSetting sus = (SharedUserSetting) obj; 3512 return sus.pkgPrivateFlags; 3513 } else if (obj instanceof PackageSetting) { 3514 final PackageSetting ps = (PackageSetting) obj; 3515 return ps.pkgPrivateFlags; 3516 } 3517 } 3518 return 0; 3519 } 3520 3521 @Override 3522 public boolean isUidPrivileged(int uid) { 3523 uid = UserHandle.getAppId(uid); 3524 // reader 3525 synchronized (mPackages) { 3526 Object obj = mSettings.getUserIdLPr(uid); 3527 if (obj instanceof SharedUserSetting) { 3528 final SharedUserSetting sus = (SharedUserSetting) obj; 3529 final Iterator<PackageSetting> it = sus.packages.iterator(); 3530 while (it.hasNext()) { 3531 if (it.next().isPrivileged()) { 3532 return true; 3533 } 3534 } 3535 } else if (obj instanceof PackageSetting) { 3536 final PackageSetting ps = (PackageSetting) obj; 3537 return ps.isPrivileged(); 3538 } 3539 } 3540 return false; 3541 } 3542 3543 @Override 3544 public String[] getAppOpPermissionPackages(String permissionName) { 3545 synchronized (mPackages) { 3546 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 3547 if (pkgs == null) { 3548 return null; 3549 } 3550 return pkgs.toArray(new String[pkgs.size()]); 3551 } 3552 } 3553 3554 @Override 3555 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 3556 int flags, int userId) { 3557 if (!sUserManager.exists(userId)) return null; 3558 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 3559 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 3560 return chooseBestActivity(intent, resolvedType, flags, query, userId); 3561 } 3562 3563 @Override 3564 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 3565 IntentFilter filter, int match, ComponentName activity) { 3566 final int userId = UserHandle.getCallingUserId(); 3567 if (DEBUG_PREFERRED) { 3568 Log.v(TAG, "setLastChosenActivity intent=" + intent 3569 + " resolvedType=" + resolvedType 3570 + " flags=" + flags 3571 + " filter=" + filter 3572 + " match=" + match 3573 + " activity=" + activity); 3574 filter.dump(new PrintStreamPrinter(System.out), " "); 3575 } 3576 intent.setComponent(null); 3577 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 3578 // Find any earlier preferred or last chosen entries and nuke them 3579 findPreferredActivity(intent, resolvedType, 3580 flags, query, 0, false, true, false, userId); 3581 // Add the new activity as the last chosen for this filter 3582 addPreferredActivityInternal(filter, match, null, activity, false, userId, 3583 "Setting last chosen"); 3584 } 3585 3586 @Override 3587 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 3588 final int userId = UserHandle.getCallingUserId(); 3589 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 3590 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 3591 return findPreferredActivity(intent, resolvedType, flags, query, 0, 3592 false, false, false, userId); 3593 } 3594 3595 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 3596 int flags, List<ResolveInfo> query, int userId) { 3597 if (query != null) { 3598 final int N = query.size(); 3599 if (N == 1) { 3600 return query.get(0); 3601 } else if (N > 1) { 3602 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 3603 // If there is more than one activity with the same priority, 3604 // then let the user decide between them. 3605 ResolveInfo r0 = query.get(0); 3606 ResolveInfo r1 = query.get(1); 3607 if (DEBUG_INTENT_MATCHING || debug) { 3608 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 3609 + r1.activityInfo.name + "=" + r1.priority); 3610 } 3611 // If the first activity has a higher priority, or a different 3612 // default, then it is always desireable to pick it. 3613 if (r0.priority != r1.priority 3614 || r0.preferredOrder != r1.preferredOrder 3615 || r0.isDefault != r1.isDefault) { 3616 return query.get(0); 3617 } 3618 // If we have saved a preference for a preferred activity for 3619 // this Intent, use that. 3620 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 3621 flags, query, r0.priority, true, false, debug, userId); 3622 if (ri != null) { 3623 return ri; 3624 } 3625 if (userId != 0) { 3626 ri = new ResolveInfo(mResolveInfo); 3627 ri.activityInfo = new ActivityInfo(ri.activityInfo); 3628 ri.activityInfo.applicationInfo = new ApplicationInfo( 3629 ri.activityInfo.applicationInfo); 3630 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 3631 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 3632 return ri; 3633 } 3634 return mResolveInfo; 3635 } 3636 } 3637 return null; 3638 } 3639 3640 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 3641 int flags, List<ResolveInfo> query, boolean debug, int userId) { 3642 final int N = query.size(); 3643 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 3644 .get(userId); 3645 // Get the list of persistent preferred activities that handle the intent 3646 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 3647 List<PersistentPreferredActivity> pprefs = ppir != null 3648 ? ppir.queryIntent(intent, resolvedType, 3649 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 3650 : null; 3651 if (pprefs != null && pprefs.size() > 0) { 3652 final int M = pprefs.size(); 3653 for (int i=0; i<M; i++) { 3654 final PersistentPreferredActivity ppa = pprefs.get(i); 3655 if (DEBUG_PREFERRED || debug) { 3656 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 3657 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 3658 + "\n component=" + ppa.mComponent); 3659 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3660 } 3661 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 3662 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 3663 if (DEBUG_PREFERRED || debug) { 3664 Slog.v(TAG, "Found persistent preferred activity:"); 3665 if (ai != null) { 3666 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3667 } else { 3668 Slog.v(TAG, " null"); 3669 } 3670 } 3671 if (ai == null) { 3672 // This previously registered persistent preferred activity 3673 // component is no longer known. Ignore it and do NOT remove it. 3674 continue; 3675 } 3676 for (int j=0; j<N; j++) { 3677 final ResolveInfo ri = query.get(j); 3678 if (!ri.activityInfo.applicationInfo.packageName 3679 .equals(ai.applicationInfo.packageName)) { 3680 continue; 3681 } 3682 if (!ri.activityInfo.name.equals(ai.name)) { 3683 continue; 3684 } 3685 // Found a persistent preference that can handle the intent. 3686 if (DEBUG_PREFERRED || debug) { 3687 Slog.v(TAG, "Returning persistent preferred activity: " + 3688 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 3689 } 3690 return ri; 3691 } 3692 } 3693 } 3694 return null; 3695 } 3696 3697 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 3698 List<ResolveInfo> query, int priority, boolean always, 3699 boolean removeMatches, boolean debug, int userId) { 3700 if (!sUserManager.exists(userId)) return null; 3701 // writer 3702 synchronized (mPackages) { 3703 if (intent.getSelector() != null) { 3704 intent = intent.getSelector(); 3705 } 3706 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 3707 3708 // Try to find a matching persistent preferred activity. 3709 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 3710 debug, userId); 3711 3712 // If a persistent preferred activity matched, use it. 3713 if (pri != null) { 3714 return pri; 3715 } 3716 3717 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 3718 // Get the list of preferred activities that handle the intent 3719 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 3720 List<PreferredActivity> prefs = pir != null 3721 ? pir.queryIntent(intent, resolvedType, 3722 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 3723 : null; 3724 if (prefs != null && prefs.size() > 0) { 3725 boolean changed = false; 3726 try { 3727 // First figure out how good the original match set is. 3728 // We will only allow preferred activities that came 3729 // from the same match quality. 3730 int match = 0; 3731 3732 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 3733 3734 final int N = query.size(); 3735 for (int j=0; j<N; j++) { 3736 final ResolveInfo ri = query.get(j); 3737 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 3738 + ": 0x" + Integer.toHexString(match)); 3739 if (ri.match > match) { 3740 match = ri.match; 3741 } 3742 } 3743 3744 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 3745 + Integer.toHexString(match)); 3746 3747 match &= IntentFilter.MATCH_CATEGORY_MASK; 3748 final int M = prefs.size(); 3749 for (int i=0; i<M; i++) { 3750 final PreferredActivity pa = prefs.get(i); 3751 if (DEBUG_PREFERRED || debug) { 3752 Slog.v(TAG, "Checking PreferredActivity ds=" 3753 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 3754 + "\n component=" + pa.mPref.mComponent); 3755 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3756 } 3757 if (pa.mPref.mMatch != match) { 3758 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 3759 + Integer.toHexString(pa.mPref.mMatch)); 3760 continue; 3761 } 3762 // If it's not an "always" type preferred activity and that's what we're 3763 // looking for, skip it. 3764 if (always && !pa.mPref.mAlways) { 3765 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 3766 continue; 3767 } 3768 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 3769 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 3770 if (DEBUG_PREFERRED || debug) { 3771 Slog.v(TAG, "Found preferred activity:"); 3772 if (ai != null) { 3773 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3774 } else { 3775 Slog.v(TAG, " null"); 3776 } 3777 } 3778 if (ai == null) { 3779 // This previously registered preferred activity 3780 // component is no longer known. Most likely an update 3781 // to the app was installed and in the new version this 3782 // component no longer exists. Clean it up by removing 3783 // it from the preferred activities list, and skip it. 3784 Slog.w(TAG, "Removing dangling preferred activity: " 3785 + pa.mPref.mComponent); 3786 pir.removeFilter(pa); 3787 changed = true; 3788 continue; 3789 } 3790 for (int j=0; j<N; j++) { 3791 final ResolveInfo ri = query.get(j); 3792 if (!ri.activityInfo.applicationInfo.packageName 3793 .equals(ai.applicationInfo.packageName)) { 3794 continue; 3795 } 3796 if (!ri.activityInfo.name.equals(ai.name)) { 3797 continue; 3798 } 3799 3800 if (removeMatches) { 3801 pir.removeFilter(pa); 3802 changed = true; 3803 if (DEBUG_PREFERRED) { 3804 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 3805 } 3806 break; 3807 } 3808 3809 // Okay we found a previously set preferred or last chosen app. 3810 // If the result set is different from when this 3811 // was created, we need to clear it and re-ask the 3812 // user their preference, if we're looking for an "always" type entry. 3813 if (always && !pa.mPref.sameSet(query)) { 3814 Slog.i(TAG, "Result set changed, dropping preferred activity for " 3815 + intent + " type " + resolvedType); 3816 if (DEBUG_PREFERRED) { 3817 Slog.v(TAG, "Removing preferred activity since set changed " 3818 + pa.mPref.mComponent); 3819 } 3820 pir.removeFilter(pa); 3821 // Re-add the filter as a "last chosen" entry (!always) 3822 PreferredActivity lastChosen = new PreferredActivity( 3823 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 3824 pir.addFilter(lastChosen); 3825 changed = true; 3826 return null; 3827 } 3828 3829 // Yay! Either the set matched or we're looking for the last chosen 3830 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 3831 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 3832 return ri; 3833 } 3834 } 3835 } finally { 3836 if (changed) { 3837 if (DEBUG_PREFERRED) { 3838 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 3839 } 3840 scheduleWritePackageRestrictionsLocked(userId); 3841 } 3842 } 3843 } 3844 } 3845 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 3846 return null; 3847 } 3848 3849 /* 3850 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 3851 */ 3852 @Override 3853 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 3854 int targetUserId) { 3855 mContext.enforceCallingOrSelfPermission( 3856 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 3857 List<CrossProfileIntentFilter> matches = 3858 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 3859 if (matches != null) { 3860 int size = matches.size(); 3861 for (int i = 0; i < size; i++) { 3862 if (matches.get(i).getTargetUserId() == targetUserId) return true; 3863 } 3864 } 3865 return false; 3866 } 3867 3868 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 3869 String resolvedType, int userId) { 3870 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 3871 if (resolver != null) { 3872 return resolver.queryIntent(intent, resolvedType, false, userId); 3873 } 3874 return null; 3875 } 3876 3877 @Override 3878 public List<ResolveInfo> queryIntentActivities(Intent intent, 3879 String resolvedType, int flags, int userId) { 3880 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3881 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 3882 ComponentName comp = intent.getComponent(); 3883 if (comp == null) { 3884 if (intent.getSelector() != null) { 3885 intent = intent.getSelector(); 3886 comp = intent.getComponent(); 3887 } 3888 } 3889 3890 if (comp != null) { 3891 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3892 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 3893 if (ai != null) { 3894 final ResolveInfo ri = new ResolveInfo(); 3895 ri.activityInfo = ai; 3896 list.add(ri); 3897 } 3898 return list; 3899 } 3900 3901 // reader 3902 synchronized (mPackages) { 3903 final String pkgName = intent.getPackage(); 3904 if (pkgName == null) { 3905 List<CrossProfileIntentFilter> matchingFilters = 3906 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 3907 // Check for results that need to skip the current profile. 3908 ResolveInfo resolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 3909 resolvedType, flags, userId); 3910 if (resolveInfo != null) { 3911 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 3912 result.add(resolveInfo); 3913 return filterIfNotPrimaryUser(result, userId); 3914 } 3915 // Check for cross profile results. 3916 resolveInfo = queryCrossProfileIntents( 3917 matchingFilters, intent, resolvedType, flags, userId); 3918 3919 // Check for results in the current profile. 3920 List<ResolveInfo> result = mActivities.queryIntent( 3921 intent, resolvedType, flags, userId); 3922 if (resolveInfo != null) { 3923 result.add(resolveInfo); 3924 Collections.sort(result, mResolvePrioritySorter); 3925 } 3926 result = filterIfNotPrimaryUser(result, userId); 3927 if (result.size() > 1 && hasWebURI(intent)) { 3928 return filterCandidatesWithDomainPreferedActivitiesLPr(result); 3929 } 3930 return result; 3931 } 3932 final PackageParser.Package pkg = mPackages.get(pkgName); 3933 if (pkg != null) { 3934 return filterIfNotPrimaryUser( 3935 mActivities.queryIntentForPackage( 3936 intent, resolvedType, flags, pkg.activities, userId), 3937 userId); 3938 } 3939 return new ArrayList<ResolveInfo>(); 3940 } 3941 } 3942 3943 /** 3944 * Filter out activities with primaryUserOnly flag set, when current user is not the owner. 3945 * 3946 * @return filtered list 3947 */ 3948 private List<ResolveInfo> filterIfNotPrimaryUser(List<ResolveInfo> resolveInfos, int userId) { 3949 if (userId == UserHandle.USER_OWNER) { 3950 return resolveInfos; 3951 } 3952 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 3953 ResolveInfo info = resolveInfos.get(i); 3954 if ((info.activityInfo.flags & ActivityInfo.FLAG_PRIMARY_USER_ONLY) != 0) { 3955 resolveInfos.remove(i); 3956 } 3957 } 3958 return resolveInfos; 3959 } 3960 3961 private static boolean hasWebURI(Intent intent) { 3962 if (intent.getData() == null) { 3963 return false; 3964 } 3965 final String scheme = intent.getScheme(); 3966 if (TextUtils.isEmpty(scheme)) { 3967 return false; 3968 } 3969 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 3970 } 3971 3972 private List<ResolveInfo> filterCandidatesWithDomainPreferedActivitiesLPr( 3973 List<ResolveInfo> candidates) { 3974 if (DEBUG_PREFERRED) { 3975 Slog.v("TAG", "Filtering results with prefered activities. Candidates count: " + 3976 candidates.size()); 3977 } 3978 3979 final int userId = UserHandle.getCallingUserId(); 3980 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 3981 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 3982 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 3983 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 3984 3985 synchronized (mPackages) { 3986 final int count = candidates.size(); 3987 // First, try to use the domain prefered App 3988 for (int n=0; n<count; n++) { 3989 ResolveInfo info = candidates.get(n); 3990 String packageName = info.activityInfo.packageName; 3991 PackageSetting ps = mSettings.mPackages.get(packageName); 3992 if (ps != null) { 3993 // Try to get the status from User settings first 3994 int status = getDomainVerificationStatusLPr(ps, userId); 3995 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 3996 result.add(info); 3997 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 3998 neverList.add(info); 3999 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4000 undefinedList.add(info); 4001 } 4002 // Add to the special match all list (Browser use case) 4003 if (info.handleAllWebDataURI) { 4004 matchAllList.add(info); 4005 } 4006 } 4007 } 4008 // If there is nothing selected, add all candidates and remove the ones that the User 4009 // has explicitely put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state and 4010 // also remove any Browser Apps ones. 4011 // If there is still none after this pass, add all undefined one and Browser Apps and 4012 // let the User decide with the Disambiguation dialog if there are several ones. 4013 if (result.size() == 0) { 4014 result.addAll(candidates); 4015 } 4016 result.removeAll(neverList); 4017 result.removeAll(matchAllList); 4018 if (result.size() == 0) { 4019 result.addAll(undefinedList); 4020 result.addAll(matchAllList); 4021 } 4022 } 4023 if (DEBUG_PREFERRED) { 4024 Slog.v("TAG", "Filtered results with prefered activities. New candidates count: " + 4025 result.size()); 4026 } 4027 return result; 4028 } 4029 4030 private int getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 4031 int status = ps.getDomainVerificationStatusForUser(userId); 4032 // if none available, get the master status 4033 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4034 if (ps.getIntentFilterVerificationInfo() != null) { 4035 status = ps.getIntentFilterVerificationInfo().getStatus(); 4036 } 4037 } 4038 return status; 4039 } 4040 4041 private ResolveInfo querySkipCurrentProfileIntents( 4042 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4043 int flags, int sourceUserId) { 4044 if (matchingFilters != null) { 4045 int size = matchingFilters.size(); 4046 for (int i = 0; i < size; i ++) { 4047 CrossProfileIntentFilter filter = matchingFilters.get(i); 4048 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 4049 // Checking if there are activities in the target user that can handle the 4050 // intent. 4051 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4052 flags, sourceUserId); 4053 if (resolveInfo != null) { 4054 return resolveInfo; 4055 } 4056 } 4057 } 4058 } 4059 return null; 4060 } 4061 4062 // Return matching ResolveInfo if any for skip current profile intent filters. 4063 private ResolveInfo queryCrossProfileIntents( 4064 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4065 int flags, int sourceUserId) { 4066 if (matchingFilters != null) { 4067 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 4068 // match the same intent. For performance reasons, it is better not to 4069 // run queryIntent twice for the same userId 4070 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 4071 int size = matchingFilters.size(); 4072 for (int i = 0; i < size; i++) { 4073 CrossProfileIntentFilter filter = matchingFilters.get(i); 4074 int targetUserId = filter.getTargetUserId(); 4075 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 4076 && !alreadyTriedUserIds.get(targetUserId)) { 4077 // Checking if there are activities in the target user that can handle the 4078 // intent. 4079 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4080 flags, sourceUserId); 4081 if (resolveInfo != null) return resolveInfo; 4082 alreadyTriedUserIds.put(targetUserId, true); 4083 } 4084 } 4085 } 4086 return null; 4087 } 4088 4089 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 4090 String resolvedType, int flags, int sourceUserId) { 4091 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4092 resolvedType, flags, filter.getTargetUserId()); 4093 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 4094 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 4095 } 4096 return null; 4097 } 4098 4099 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 4100 int sourceUserId, int targetUserId) { 4101 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 4102 String className; 4103 if (targetUserId == UserHandle.USER_OWNER) { 4104 className = FORWARD_INTENT_TO_USER_OWNER; 4105 } else { 4106 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 4107 } 4108 ComponentName forwardingActivityComponentName = new ComponentName( 4109 mAndroidApplication.packageName, className); 4110 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 4111 sourceUserId); 4112 if (targetUserId == UserHandle.USER_OWNER) { 4113 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 4114 forwardingResolveInfo.noResourceId = true; 4115 } 4116 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 4117 forwardingResolveInfo.priority = 0; 4118 forwardingResolveInfo.preferredOrder = 0; 4119 forwardingResolveInfo.match = 0; 4120 forwardingResolveInfo.isDefault = true; 4121 forwardingResolveInfo.filter = filter; 4122 forwardingResolveInfo.targetUserId = targetUserId; 4123 return forwardingResolveInfo; 4124 } 4125 4126 @Override 4127 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 4128 Intent[] specifics, String[] specificTypes, Intent intent, 4129 String resolvedType, int flags, int userId) { 4130 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4131 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 4132 false, "query intent activity options"); 4133 final String resultsAction = intent.getAction(); 4134 4135 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 4136 | PackageManager.GET_RESOLVED_FILTER, userId); 4137 4138 if (DEBUG_INTENT_MATCHING) { 4139 Log.v(TAG, "Query " + intent + ": " + results); 4140 } 4141 4142 int specificsPos = 0; 4143 int N; 4144 4145 // todo: note that the algorithm used here is O(N^2). This 4146 // isn't a problem in our current environment, but if we start running 4147 // into situations where we have more than 5 or 10 matches then this 4148 // should probably be changed to something smarter... 4149 4150 // First we go through and resolve each of the specific items 4151 // that were supplied, taking care of removing any corresponding 4152 // duplicate items in the generic resolve list. 4153 if (specifics != null) { 4154 for (int i=0; i<specifics.length; i++) { 4155 final Intent sintent = specifics[i]; 4156 if (sintent == null) { 4157 continue; 4158 } 4159 4160 if (DEBUG_INTENT_MATCHING) { 4161 Log.v(TAG, "Specific #" + i + ": " + sintent); 4162 } 4163 4164 String action = sintent.getAction(); 4165 if (resultsAction != null && resultsAction.equals(action)) { 4166 // If this action was explicitly requested, then don't 4167 // remove things that have it. 4168 action = null; 4169 } 4170 4171 ResolveInfo ri = null; 4172 ActivityInfo ai = null; 4173 4174 ComponentName comp = sintent.getComponent(); 4175 if (comp == null) { 4176 ri = resolveIntent( 4177 sintent, 4178 specificTypes != null ? specificTypes[i] : null, 4179 flags, userId); 4180 if (ri == null) { 4181 continue; 4182 } 4183 if (ri == mResolveInfo) { 4184 // ACK! Must do something better with this. 4185 } 4186 ai = ri.activityInfo; 4187 comp = new ComponentName(ai.applicationInfo.packageName, 4188 ai.name); 4189 } else { 4190 ai = getActivityInfo(comp, flags, userId); 4191 if (ai == null) { 4192 continue; 4193 } 4194 } 4195 4196 // Look for any generic query activities that are duplicates 4197 // of this specific one, and remove them from the results. 4198 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 4199 N = results.size(); 4200 int j; 4201 for (j=specificsPos; j<N; j++) { 4202 ResolveInfo sri = results.get(j); 4203 if ((sri.activityInfo.name.equals(comp.getClassName()) 4204 && sri.activityInfo.applicationInfo.packageName.equals( 4205 comp.getPackageName())) 4206 || (action != null && sri.filter.matchAction(action))) { 4207 results.remove(j); 4208 if (DEBUG_INTENT_MATCHING) Log.v( 4209 TAG, "Removing duplicate item from " + j 4210 + " due to specific " + specificsPos); 4211 if (ri == null) { 4212 ri = sri; 4213 } 4214 j--; 4215 N--; 4216 } 4217 } 4218 4219 // Add this specific item to its proper place. 4220 if (ri == null) { 4221 ri = new ResolveInfo(); 4222 ri.activityInfo = ai; 4223 } 4224 results.add(specificsPos, ri); 4225 ri.specificIndex = i; 4226 specificsPos++; 4227 } 4228 } 4229 4230 // Now we go through the remaining generic results and remove any 4231 // duplicate actions that are found here. 4232 N = results.size(); 4233 for (int i=specificsPos; i<N-1; i++) { 4234 final ResolveInfo rii = results.get(i); 4235 if (rii.filter == null) { 4236 continue; 4237 } 4238 4239 // Iterate over all of the actions of this result's intent 4240 // filter... typically this should be just one. 4241 final Iterator<String> it = rii.filter.actionsIterator(); 4242 if (it == null) { 4243 continue; 4244 } 4245 while (it.hasNext()) { 4246 final String action = it.next(); 4247 if (resultsAction != null && resultsAction.equals(action)) { 4248 // If this action was explicitly requested, then don't 4249 // remove things that have it. 4250 continue; 4251 } 4252 for (int j=i+1; j<N; j++) { 4253 final ResolveInfo rij = results.get(j); 4254 if (rij.filter != null && rij.filter.hasAction(action)) { 4255 results.remove(j); 4256 if (DEBUG_INTENT_MATCHING) Log.v( 4257 TAG, "Removing duplicate item from " + j 4258 + " due to action " + action + " at " + i); 4259 j--; 4260 N--; 4261 } 4262 } 4263 } 4264 4265 // If the caller didn't request filter information, drop it now 4266 // so we don't have to marshall/unmarshall it. 4267 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4268 rii.filter = null; 4269 } 4270 } 4271 4272 // Filter out the caller activity if so requested. 4273 if (caller != null) { 4274 N = results.size(); 4275 for (int i=0; i<N; i++) { 4276 ActivityInfo ainfo = results.get(i).activityInfo; 4277 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 4278 && caller.getClassName().equals(ainfo.name)) { 4279 results.remove(i); 4280 break; 4281 } 4282 } 4283 } 4284 4285 // If the caller didn't request filter information, 4286 // drop them now so we don't have to 4287 // marshall/unmarshall it. 4288 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4289 N = results.size(); 4290 for (int i=0; i<N; i++) { 4291 results.get(i).filter = null; 4292 } 4293 } 4294 4295 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 4296 return results; 4297 } 4298 4299 @Override 4300 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 4301 int userId) { 4302 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4303 ComponentName comp = intent.getComponent(); 4304 if (comp == null) { 4305 if (intent.getSelector() != null) { 4306 intent = intent.getSelector(); 4307 comp = intent.getComponent(); 4308 } 4309 } 4310 if (comp != null) { 4311 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4312 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 4313 if (ai != null) { 4314 ResolveInfo ri = new ResolveInfo(); 4315 ri.activityInfo = ai; 4316 list.add(ri); 4317 } 4318 return list; 4319 } 4320 4321 // reader 4322 synchronized (mPackages) { 4323 String pkgName = intent.getPackage(); 4324 if (pkgName == null) { 4325 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 4326 } 4327 final PackageParser.Package pkg = mPackages.get(pkgName); 4328 if (pkg != null) { 4329 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 4330 userId); 4331 } 4332 return null; 4333 } 4334 } 4335 4336 @Override 4337 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 4338 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 4339 if (!sUserManager.exists(userId)) return null; 4340 if (query != null) { 4341 if (query.size() >= 1) { 4342 // If there is more than one service with the same priority, 4343 // just arbitrarily pick the first one. 4344 return query.get(0); 4345 } 4346 } 4347 return null; 4348 } 4349 4350 @Override 4351 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 4352 int userId) { 4353 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4354 ComponentName comp = intent.getComponent(); 4355 if (comp == null) { 4356 if (intent.getSelector() != null) { 4357 intent = intent.getSelector(); 4358 comp = intent.getComponent(); 4359 } 4360 } 4361 if (comp != null) { 4362 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4363 final ServiceInfo si = getServiceInfo(comp, flags, userId); 4364 if (si != null) { 4365 final ResolveInfo ri = new ResolveInfo(); 4366 ri.serviceInfo = si; 4367 list.add(ri); 4368 } 4369 return list; 4370 } 4371 4372 // reader 4373 synchronized (mPackages) { 4374 String pkgName = intent.getPackage(); 4375 if (pkgName == null) { 4376 return mServices.queryIntent(intent, resolvedType, flags, userId); 4377 } 4378 final PackageParser.Package pkg = mPackages.get(pkgName); 4379 if (pkg != null) { 4380 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 4381 userId); 4382 } 4383 return null; 4384 } 4385 } 4386 4387 @Override 4388 public List<ResolveInfo> queryIntentContentProviders( 4389 Intent intent, String resolvedType, int flags, int userId) { 4390 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4391 ComponentName comp = intent.getComponent(); 4392 if (comp == null) { 4393 if (intent.getSelector() != null) { 4394 intent = intent.getSelector(); 4395 comp = intent.getComponent(); 4396 } 4397 } 4398 if (comp != null) { 4399 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4400 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 4401 if (pi != null) { 4402 final ResolveInfo ri = new ResolveInfo(); 4403 ri.providerInfo = pi; 4404 list.add(ri); 4405 } 4406 return list; 4407 } 4408 4409 // reader 4410 synchronized (mPackages) { 4411 String pkgName = intent.getPackage(); 4412 if (pkgName == null) { 4413 return mProviders.queryIntent(intent, resolvedType, flags, userId); 4414 } 4415 final PackageParser.Package pkg = mPackages.get(pkgName); 4416 if (pkg != null) { 4417 return mProviders.queryIntentForPackage( 4418 intent, resolvedType, flags, pkg.providers, userId); 4419 } 4420 return null; 4421 } 4422 } 4423 4424 @Override 4425 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 4426 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 4427 4428 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 4429 4430 // writer 4431 synchronized (mPackages) { 4432 ArrayList<PackageInfo> list; 4433 if (listUninstalled) { 4434 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 4435 for (PackageSetting ps : mSettings.mPackages.values()) { 4436 PackageInfo pi; 4437 if (ps.pkg != null) { 4438 pi = generatePackageInfo(ps.pkg, flags, userId); 4439 } else { 4440 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 4441 } 4442 if (pi != null) { 4443 list.add(pi); 4444 } 4445 } 4446 } else { 4447 list = new ArrayList<PackageInfo>(mPackages.size()); 4448 for (PackageParser.Package p : mPackages.values()) { 4449 PackageInfo pi = generatePackageInfo(p, flags, userId); 4450 if (pi != null) { 4451 list.add(pi); 4452 } 4453 } 4454 } 4455 4456 return new ParceledListSlice<PackageInfo>(list); 4457 } 4458 } 4459 4460 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 4461 String[] permissions, boolean[] tmp, int flags, int userId) { 4462 int numMatch = 0; 4463 final PermissionsState permissionsState = ps.getPermissionsState(); 4464 for (int i=0; i<permissions.length; i++) { 4465 final String permission = permissions[i]; 4466 if (permissionsState.hasPermission(permission, userId)) { 4467 tmp[i] = true; 4468 numMatch++; 4469 } else { 4470 tmp[i] = false; 4471 } 4472 } 4473 if (numMatch == 0) { 4474 return; 4475 } 4476 PackageInfo pi; 4477 if (ps.pkg != null) { 4478 pi = generatePackageInfo(ps.pkg, flags, userId); 4479 } else { 4480 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 4481 } 4482 // The above might return null in cases of uninstalled apps or install-state 4483 // skew across users/profiles. 4484 if (pi != null) { 4485 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 4486 if (numMatch == permissions.length) { 4487 pi.requestedPermissions = permissions; 4488 } else { 4489 pi.requestedPermissions = new String[numMatch]; 4490 numMatch = 0; 4491 for (int i=0; i<permissions.length; i++) { 4492 if (tmp[i]) { 4493 pi.requestedPermissions[numMatch] = permissions[i]; 4494 numMatch++; 4495 } 4496 } 4497 } 4498 } 4499 list.add(pi); 4500 } 4501 } 4502 4503 @Override 4504 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 4505 String[] permissions, int flags, int userId) { 4506 if (!sUserManager.exists(userId)) return null; 4507 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 4508 4509 // writer 4510 synchronized (mPackages) { 4511 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 4512 boolean[] tmpBools = new boolean[permissions.length]; 4513 if (listUninstalled) { 4514 for (PackageSetting ps : mSettings.mPackages.values()) { 4515 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 4516 } 4517 } else { 4518 for (PackageParser.Package pkg : mPackages.values()) { 4519 PackageSetting ps = (PackageSetting)pkg.mExtras; 4520 if (ps != null) { 4521 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 4522 userId); 4523 } 4524 } 4525 } 4526 4527 return new ParceledListSlice<PackageInfo>(list); 4528 } 4529 } 4530 4531 @Override 4532 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 4533 if (!sUserManager.exists(userId)) return null; 4534 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 4535 4536 // writer 4537 synchronized (mPackages) { 4538 ArrayList<ApplicationInfo> list; 4539 if (listUninstalled) { 4540 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 4541 for (PackageSetting ps : mSettings.mPackages.values()) { 4542 ApplicationInfo ai; 4543 if (ps.pkg != null) { 4544 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 4545 ps.readUserState(userId), userId); 4546 } else { 4547 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 4548 } 4549 if (ai != null) { 4550 list.add(ai); 4551 } 4552 } 4553 } else { 4554 list = new ArrayList<ApplicationInfo>(mPackages.size()); 4555 for (PackageParser.Package p : mPackages.values()) { 4556 if (p.mExtras != null) { 4557 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 4558 ((PackageSetting)p.mExtras).readUserState(userId), userId); 4559 if (ai != null) { 4560 list.add(ai); 4561 } 4562 } 4563 } 4564 } 4565 4566 return new ParceledListSlice<ApplicationInfo>(list); 4567 } 4568 } 4569 4570 public List<ApplicationInfo> getPersistentApplications(int flags) { 4571 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 4572 4573 // reader 4574 synchronized (mPackages) { 4575 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 4576 final int userId = UserHandle.getCallingUserId(); 4577 while (i.hasNext()) { 4578 final PackageParser.Package p = i.next(); 4579 if (p.applicationInfo != null 4580 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 4581 && (!mSafeMode || isSystemApp(p))) { 4582 PackageSetting ps = mSettings.mPackages.get(p.packageName); 4583 if (ps != null) { 4584 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 4585 ps.readUserState(userId), userId); 4586 if (ai != null) { 4587 finalList.add(ai); 4588 } 4589 } 4590 } 4591 } 4592 } 4593 4594 return finalList; 4595 } 4596 4597 @Override 4598 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 4599 if (!sUserManager.exists(userId)) return null; 4600 // reader 4601 synchronized (mPackages) { 4602 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 4603 PackageSetting ps = provider != null 4604 ? mSettings.mPackages.get(provider.owner.packageName) 4605 : null; 4606 return ps != null 4607 && mSettings.isEnabledLPr(provider.info, flags, userId) 4608 && (!mSafeMode || (provider.info.applicationInfo.flags 4609 &ApplicationInfo.FLAG_SYSTEM) != 0) 4610 ? PackageParser.generateProviderInfo(provider, flags, 4611 ps.readUserState(userId), userId) 4612 : null; 4613 } 4614 } 4615 4616 /** 4617 * @deprecated 4618 */ 4619 @Deprecated 4620 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 4621 // reader 4622 synchronized (mPackages) { 4623 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 4624 .entrySet().iterator(); 4625 final int userId = UserHandle.getCallingUserId(); 4626 while (i.hasNext()) { 4627 Map.Entry<String, PackageParser.Provider> entry = i.next(); 4628 PackageParser.Provider p = entry.getValue(); 4629 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 4630 4631 if (ps != null && p.syncable 4632 && (!mSafeMode || (p.info.applicationInfo.flags 4633 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 4634 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 4635 ps.readUserState(userId), userId); 4636 if (info != null) { 4637 outNames.add(entry.getKey()); 4638 outInfo.add(info); 4639 } 4640 } 4641 } 4642 } 4643 } 4644 4645 @Override 4646 public List<ProviderInfo> queryContentProviders(String processName, 4647 int uid, int flags) { 4648 ArrayList<ProviderInfo> finalList = null; 4649 // reader 4650 synchronized (mPackages) { 4651 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 4652 final int userId = processName != null ? 4653 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 4654 while (i.hasNext()) { 4655 final PackageParser.Provider p = i.next(); 4656 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 4657 if (ps != null && p.info.authority != null 4658 && (processName == null 4659 || (p.info.processName.equals(processName) 4660 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 4661 && mSettings.isEnabledLPr(p.info, flags, userId) 4662 && (!mSafeMode 4663 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 4664 if (finalList == null) { 4665 finalList = new ArrayList<ProviderInfo>(3); 4666 } 4667 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 4668 ps.readUserState(userId), userId); 4669 if (info != null) { 4670 finalList.add(info); 4671 } 4672 } 4673 } 4674 } 4675 4676 if (finalList != null) { 4677 Collections.sort(finalList, mProviderInitOrderSorter); 4678 } 4679 4680 return finalList; 4681 } 4682 4683 @Override 4684 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 4685 int flags) { 4686 // reader 4687 synchronized (mPackages) { 4688 final PackageParser.Instrumentation i = mInstrumentation.get(name); 4689 return PackageParser.generateInstrumentationInfo(i, flags); 4690 } 4691 } 4692 4693 @Override 4694 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 4695 int flags) { 4696 ArrayList<InstrumentationInfo> finalList = 4697 new ArrayList<InstrumentationInfo>(); 4698 4699 // reader 4700 synchronized (mPackages) { 4701 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 4702 while (i.hasNext()) { 4703 final PackageParser.Instrumentation p = i.next(); 4704 if (targetPackage == null 4705 || targetPackage.equals(p.info.targetPackage)) { 4706 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 4707 flags); 4708 if (ii != null) { 4709 finalList.add(ii); 4710 } 4711 } 4712 } 4713 } 4714 4715 return finalList; 4716 } 4717 4718 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 4719 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 4720 if (overlays == null) { 4721 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 4722 return; 4723 } 4724 for (PackageParser.Package opkg : overlays.values()) { 4725 // Not much to do if idmap fails: we already logged the error 4726 // and we certainly don't want to abort installation of pkg simply 4727 // because an overlay didn't fit properly. For these reasons, 4728 // ignore the return value of createIdmapForPackagePairLI. 4729 createIdmapForPackagePairLI(pkg, opkg); 4730 } 4731 } 4732 4733 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 4734 PackageParser.Package opkg) { 4735 if (!opkg.mTrustedOverlay) { 4736 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 4737 opkg.baseCodePath + ": overlay not trusted"); 4738 return false; 4739 } 4740 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 4741 if (overlaySet == null) { 4742 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 4743 opkg.baseCodePath + " but target package has no known overlays"); 4744 return false; 4745 } 4746 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 4747 // TODO: generate idmap for split APKs 4748 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 4749 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 4750 + opkg.baseCodePath); 4751 return false; 4752 } 4753 PackageParser.Package[] overlayArray = 4754 overlaySet.values().toArray(new PackageParser.Package[0]); 4755 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 4756 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 4757 return p1.mOverlayPriority - p2.mOverlayPriority; 4758 } 4759 }; 4760 Arrays.sort(overlayArray, cmp); 4761 4762 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 4763 int i = 0; 4764 for (PackageParser.Package p : overlayArray) { 4765 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 4766 } 4767 return true; 4768 } 4769 4770 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 4771 final File[] files = dir.listFiles(); 4772 if (ArrayUtils.isEmpty(files)) { 4773 Log.d(TAG, "No files in app dir " + dir); 4774 return; 4775 } 4776 4777 if (DEBUG_PACKAGE_SCANNING) { 4778 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 4779 + " flags=0x" + Integer.toHexString(parseFlags)); 4780 } 4781 4782 for (File file : files) { 4783 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 4784 && !PackageInstallerService.isStageName(file.getName()); 4785 if (!isPackage) { 4786 // Ignore entries which are not packages 4787 continue; 4788 } 4789 try { 4790 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 4791 scanFlags, currentTime, null); 4792 } catch (PackageManagerException e) { 4793 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 4794 4795 // Delete invalid userdata apps 4796 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 4797 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 4798 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 4799 if (file.isDirectory()) { 4800 mInstaller.rmPackageDir(file.getAbsolutePath()); 4801 } else { 4802 file.delete(); 4803 } 4804 } 4805 } 4806 } 4807 } 4808 4809 private static File getSettingsProblemFile() { 4810 File dataDir = Environment.getDataDirectory(); 4811 File systemDir = new File(dataDir, "system"); 4812 File fname = new File(systemDir, "uiderrors.txt"); 4813 return fname; 4814 } 4815 4816 static void reportSettingsProblem(int priority, String msg) { 4817 logCriticalInfo(priority, msg); 4818 } 4819 4820 static void logCriticalInfo(int priority, String msg) { 4821 Slog.println(priority, TAG, msg); 4822 EventLogTags.writePmCriticalInfo(msg); 4823 try { 4824 File fname = getSettingsProblemFile(); 4825 FileOutputStream out = new FileOutputStream(fname, true); 4826 PrintWriter pw = new FastPrintWriter(out); 4827 SimpleDateFormat formatter = new SimpleDateFormat(); 4828 String dateString = formatter.format(new Date(System.currentTimeMillis())); 4829 pw.println(dateString + ": " + msg); 4830 pw.close(); 4831 FileUtils.setPermissions( 4832 fname.toString(), 4833 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 4834 -1, -1); 4835 } catch (java.io.IOException e) { 4836 } 4837 } 4838 4839 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 4840 PackageParser.Package pkg, File srcFile, int parseFlags) 4841 throws PackageManagerException { 4842 if (ps != null 4843 && ps.codePath.equals(srcFile) 4844 && ps.timeStamp == srcFile.lastModified() 4845 && !isCompatSignatureUpdateNeeded(pkg) 4846 && !isRecoverSignatureUpdateNeeded(pkg)) { 4847 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 4848 if (ps.signatures.mSignatures != null 4849 && ps.signatures.mSignatures.length != 0 4850 && mSigningKeySetId != PackageKeySetData.KEYSET_UNASSIGNED) { 4851 // Optimization: reuse the existing cached certificates 4852 // if the package appears to be unchanged. 4853 pkg.mSignatures = ps.signatures.mSignatures; 4854 KeySetManagerService ksms = mSettings.mKeySetManagerService; 4855 synchronized (mPackages) { 4856 pkg.mSigningKeys = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 4857 } 4858 return; 4859 } 4860 4861 Slog.w(TAG, "PackageSetting for " + ps.name 4862 + " is missing signatures. Collecting certs again to recover them."); 4863 } else { 4864 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 4865 } 4866 4867 try { 4868 pp.collectCertificates(pkg, parseFlags); 4869 pp.collectManifestDigest(pkg); 4870 } catch (PackageParserException e) { 4871 throw PackageManagerException.from(e); 4872 } 4873 } 4874 4875 /* 4876 * Scan a package and return the newly parsed package. 4877 * Returns null in case of errors and the error code is stored in mLastScanError 4878 */ 4879 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 4880 long currentTime, UserHandle user) throws PackageManagerException { 4881 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 4882 parseFlags |= mDefParseFlags; 4883 PackageParser pp = new PackageParser(); 4884 pp.setSeparateProcesses(mSeparateProcesses); 4885 pp.setOnlyCoreApps(mOnlyCore); 4886 pp.setDisplayMetrics(mMetrics); 4887 4888 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 4889 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 4890 } 4891 4892 final PackageParser.Package pkg; 4893 try { 4894 pkg = pp.parsePackage(scanFile, parseFlags); 4895 } catch (PackageParserException e) { 4896 throw PackageManagerException.from(e); 4897 } 4898 4899 PackageSetting ps = null; 4900 PackageSetting updatedPkg; 4901 // reader 4902 synchronized (mPackages) { 4903 // Look to see if we already know about this package. 4904 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 4905 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 4906 // This package has been renamed to its original name. Let's 4907 // use that. 4908 ps = mSettings.peekPackageLPr(oldName); 4909 } 4910 // If there was no original package, see one for the real package name. 4911 if (ps == null) { 4912 ps = mSettings.peekPackageLPr(pkg.packageName); 4913 } 4914 // Check to see if this package could be hiding/updating a system 4915 // package. Must look for it either under the original or real 4916 // package name depending on our state. 4917 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 4918 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 4919 } 4920 boolean updatedPkgBetter = false; 4921 // First check if this is a system package that may involve an update 4922 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 4923 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 4924 // it needs to drop FLAG_PRIVILEGED. 4925 if (locationIsPrivileged(scanFile)) { 4926 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 4927 } else { 4928 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 4929 } 4930 4931 if (ps != null && !ps.codePath.equals(scanFile)) { 4932 // The path has changed from what was last scanned... check the 4933 // version of the new path against what we have stored to determine 4934 // what to do. 4935 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 4936 if (pkg.mVersionCode <= ps.versionCode) { 4937 // The system package has been updated and the code path does not match 4938 // Ignore entry. Skip it. 4939 Slog.i(TAG, "Package " + ps.name + " at " + scanFile 4940 + " ignored: updated version " + ps.versionCode 4941 + " better than this " + pkg.mVersionCode); 4942 if (!updatedPkg.codePath.equals(scanFile)) { 4943 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 4944 + ps.name + " changing from " + updatedPkg.codePathString 4945 + " to " + scanFile); 4946 updatedPkg.codePath = scanFile; 4947 updatedPkg.codePathString = scanFile.toString(); 4948 updatedPkg.resourcePath = scanFile; 4949 updatedPkg.resourcePathString = scanFile.toString(); 4950 } 4951 updatedPkg.pkg = pkg; 4952 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, null); 4953 } else { 4954 // The current app on the system partition is better than 4955 // what we have updated to on the data partition; switch 4956 // back to the system partition version. 4957 // At this point, its safely assumed that package installation for 4958 // apps in system partition will go through. If not there won't be a working 4959 // version of the app 4960 // writer 4961 synchronized (mPackages) { 4962 // Just remove the loaded entries from package lists. 4963 mPackages.remove(ps.name); 4964 } 4965 4966 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 4967 + " reverting from " + ps.codePathString 4968 + ": new version " + pkg.mVersionCode 4969 + " better than installed " + ps.versionCode); 4970 4971 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 4972 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 4973 getAppDexInstructionSets(ps)); 4974 synchronized (mInstallLock) { 4975 args.cleanUpResourcesLI(); 4976 } 4977 synchronized (mPackages) { 4978 mSettings.enableSystemPackageLPw(ps.name); 4979 } 4980 updatedPkgBetter = true; 4981 } 4982 } 4983 } 4984 4985 if (updatedPkg != null) { 4986 // An updated system app will not have the PARSE_IS_SYSTEM flag set 4987 // initially 4988 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 4989 4990 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 4991 // flag set initially 4992 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 4993 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 4994 } 4995 } 4996 4997 // Verify certificates against what was last scanned 4998 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 4999 5000 /* 5001 * A new system app appeared, but we already had a non-system one of the 5002 * same name installed earlier. 5003 */ 5004 boolean shouldHideSystemApp = false; 5005 if (updatedPkg == null && ps != null 5006 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 5007 /* 5008 * Check to make sure the signatures match first. If they don't, 5009 * wipe the installed application and its data. 5010 */ 5011 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 5012 != PackageManager.SIGNATURE_MATCH) { 5013 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 5014 + " signatures don't match existing userdata copy; removing"); 5015 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 5016 ps = null; 5017 } else { 5018 /* 5019 * If the newly-added system app is an older version than the 5020 * already installed version, hide it. It will be scanned later 5021 * and re-added like an update. 5022 */ 5023 if (pkg.mVersionCode <= ps.versionCode) { 5024 shouldHideSystemApp = true; 5025 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 5026 + " but new version " + pkg.mVersionCode + " better than installed " 5027 + ps.versionCode + "; hiding system"); 5028 } else { 5029 /* 5030 * The newly found system app is a newer version that the 5031 * one previously installed. Simply remove the 5032 * already-installed application and replace it with our own 5033 * while keeping the application data. 5034 */ 5035 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5036 + " reverting from " + ps.codePathString + ": new version " 5037 + pkg.mVersionCode + " better than installed " + ps.versionCode); 5038 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5039 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 5040 getAppDexInstructionSets(ps)); 5041 synchronized (mInstallLock) { 5042 args.cleanUpResourcesLI(); 5043 } 5044 } 5045 } 5046 } 5047 5048 // The apk is forward locked (not public) if its code and resources 5049 // are kept in different files. (except for app in either system or 5050 // vendor path). 5051 // TODO grab this value from PackageSettings 5052 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5053 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 5054 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 5055 } 5056 } 5057 5058 // TODO: extend to support forward-locked splits 5059 String resourcePath = null; 5060 String baseResourcePath = null; 5061 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 5062 if (ps != null && ps.resourcePathString != null) { 5063 resourcePath = ps.resourcePathString; 5064 baseResourcePath = ps.resourcePathString; 5065 } else { 5066 // Should not happen at all. Just log an error. 5067 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 5068 } 5069 } else { 5070 resourcePath = pkg.codePath; 5071 baseResourcePath = pkg.baseCodePath; 5072 } 5073 5074 // Set application objects path explicitly. 5075 pkg.applicationInfo.setCodePath(pkg.codePath); 5076 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 5077 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 5078 pkg.applicationInfo.setResourcePath(resourcePath); 5079 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 5080 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 5081 5082 // Note that we invoke the following method only if we are about to unpack an application 5083 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 5084 | SCAN_UPDATE_SIGNATURE, currentTime, user); 5085 5086 /* 5087 * If the system app should be overridden by a previously installed 5088 * data, hide the system app now and let the /data/app scan pick it up 5089 * again. 5090 */ 5091 if (shouldHideSystemApp) { 5092 synchronized (mPackages) { 5093 /* 5094 * We have to grant systems permissions before we hide, because 5095 * grantPermissions will assume the package update is trying to 5096 * expand its permissions. 5097 */ 5098 grantPermissionsLPw(pkg, true, pkg.packageName); 5099 mSettings.disableSystemPackageLPw(pkg.packageName); 5100 } 5101 } 5102 5103 return scannedPkg; 5104 } 5105 5106 private static String fixProcessName(String defProcessName, 5107 String processName, int uid) { 5108 if (processName == null) { 5109 return defProcessName; 5110 } 5111 return processName; 5112 } 5113 5114 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 5115 throws PackageManagerException { 5116 if (pkgSetting.signatures.mSignatures != null) { 5117 // Already existing package. Make sure signatures match 5118 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 5119 == PackageManager.SIGNATURE_MATCH; 5120 if (!match) { 5121 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 5122 == PackageManager.SIGNATURE_MATCH; 5123 } 5124 if (!match) { 5125 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 5126 == PackageManager.SIGNATURE_MATCH; 5127 } 5128 if (!match) { 5129 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5130 + pkg.packageName + " signatures do not match the " 5131 + "previously installed version; ignoring!"); 5132 } 5133 } 5134 5135 // Check for shared user signatures 5136 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 5137 // Already existing package. Make sure signatures match 5138 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5139 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 5140 if (!match) { 5141 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 5142 == PackageManager.SIGNATURE_MATCH; 5143 } 5144 if (!match) { 5145 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 5146 == PackageManager.SIGNATURE_MATCH; 5147 } 5148 if (!match) { 5149 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 5150 "Package " + pkg.packageName 5151 + " has no signatures that match those in shared user " 5152 + pkgSetting.sharedUser.name + "; ignoring!"); 5153 } 5154 } 5155 } 5156 5157 /** 5158 * Enforces that only the system UID or root's UID can call a method exposed 5159 * via Binder. 5160 * 5161 * @param message used as message if SecurityException is thrown 5162 * @throws SecurityException if the caller is not system or root 5163 */ 5164 private static final void enforceSystemOrRoot(String message) { 5165 final int uid = Binder.getCallingUid(); 5166 if (uid != Process.SYSTEM_UID && uid != 0) { 5167 throw new SecurityException(message); 5168 } 5169 } 5170 5171 @Override 5172 public void performBootDexOpt() { 5173 enforceSystemOrRoot("Only the system can request dexopt be performed"); 5174 5175 // Before everything else, see whether we need to fstrim. 5176 try { 5177 IMountService ms = PackageHelper.getMountService(); 5178 if (ms != null) { 5179 final boolean isUpgrade = isUpgrade(); 5180 boolean doTrim = isUpgrade; 5181 if (doTrim) { 5182 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 5183 } else { 5184 final long interval = android.provider.Settings.Global.getLong( 5185 mContext.getContentResolver(), 5186 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 5187 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 5188 if (interval > 0) { 5189 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 5190 if (timeSinceLast > interval) { 5191 doTrim = true; 5192 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 5193 + "; running immediately"); 5194 } 5195 } 5196 } 5197 if (doTrim) { 5198 if (!isFirstBoot()) { 5199 try { 5200 ActivityManagerNative.getDefault().showBootMessage( 5201 mContext.getResources().getString( 5202 R.string.android_upgrading_fstrim), true); 5203 } catch (RemoteException e) { 5204 } 5205 } 5206 ms.runMaintenance(); 5207 } 5208 } else { 5209 Slog.e(TAG, "Mount service unavailable!"); 5210 } 5211 } catch (RemoteException e) { 5212 // Can't happen; MountService is local 5213 } 5214 5215 final ArraySet<PackageParser.Package> pkgs; 5216 synchronized (mPackages) { 5217 pkgs = mPackageDexOptimizer.clearDeferredDexOptPackages(); 5218 } 5219 5220 if (pkgs != null) { 5221 // Sort apps by importance for dexopt ordering. Important apps are given more priority 5222 // in case the device runs out of space. 5223 ArrayList<PackageParser.Package> sortedPkgs = new ArrayList<PackageParser.Package>(); 5224 // Give priority to core apps. 5225 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5226 PackageParser.Package pkg = it.next(); 5227 if (pkg.coreApp) { 5228 if (DEBUG_DEXOPT) { 5229 Log.i(TAG, "Adding core app " + sortedPkgs.size() + ": " + pkg.packageName); 5230 } 5231 sortedPkgs.add(pkg); 5232 it.remove(); 5233 } 5234 } 5235 // Give priority to system apps that listen for pre boot complete. 5236 Intent intent = new Intent(Intent.ACTION_PRE_BOOT_COMPLETED); 5237 ArraySet<String> pkgNames = getPackageNamesForIntent(intent); 5238 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5239 PackageParser.Package pkg = it.next(); 5240 if (pkgNames.contains(pkg.packageName)) { 5241 if (DEBUG_DEXOPT) { 5242 Log.i(TAG, "Adding pre boot system app " + sortedPkgs.size() + ": " + pkg.packageName); 5243 } 5244 sortedPkgs.add(pkg); 5245 it.remove(); 5246 } 5247 } 5248 // Give priority to system apps. 5249 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5250 PackageParser.Package pkg = it.next(); 5251 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 5252 if (DEBUG_DEXOPT) { 5253 Log.i(TAG, "Adding system app " + sortedPkgs.size() + ": " + pkg.packageName); 5254 } 5255 sortedPkgs.add(pkg); 5256 it.remove(); 5257 } 5258 } 5259 // Give priority to updated system apps. 5260 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5261 PackageParser.Package pkg = it.next(); 5262 if (pkg.isUpdatedSystemApp()) { 5263 if (DEBUG_DEXOPT) { 5264 Log.i(TAG, "Adding updated system app " + sortedPkgs.size() + ": " + pkg.packageName); 5265 } 5266 sortedPkgs.add(pkg); 5267 it.remove(); 5268 } 5269 } 5270 // Give priority to apps that listen for boot complete. 5271 intent = new Intent(Intent.ACTION_BOOT_COMPLETED); 5272 pkgNames = getPackageNamesForIntent(intent); 5273 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5274 PackageParser.Package pkg = it.next(); 5275 if (pkgNames.contains(pkg.packageName)) { 5276 if (DEBUG_DEXOPT) { 5277 Log.i(TAG, "Adding boot app " + sortedPkgs.size() + ": " + pkg.packageName); 5278 } 5279 sortedPkgs.add(pkg); 5280 it.remove(); 5281 } 5282 } 5283 // Filter out packages that aren't recently used. 5284 filterRecentlyUsedApps(pkgs); 5285 // Add all remaining apps. 5286 for (PackageParser.Package pkg : pkgs) { 5287 if (DEBUG_DEXOPT) { 5288 Log.i(TAG, "Adding app " + sortedPkgs.size() + ": " + pkg.packageName); 5289 } 5290 sortedPkgs.add(pkg); 5291 } 5292 5293 // If we want to be lazy, filter everything that wasn't recently used. 5294 if (mLazyDexOpt) { 5295 filterRecentlyUsedApps(sortedPkgs); 5296 } 5297 5298 int i = 0; 5299 int total = sortedPkgs.size(); 5300 File dataDir = Environment.getDataDirectory(); 5301 long lowThreshold = StorageManager.from(mContext).getStorageLowBytes(dataDir); 5302 if (lowThreshold == 0) { 5303 throw new IllegalStateException("Invalid low memory threshold"); 5304 } 5305 for (PackageParser.Package pkg : sortedPkgs) { 5306 long usableSpace = dataDir.getUsableSpace(); 5307 if (usableSpace < lowThreshold) { 5308 Log.w(TAG, "Not running dexopt on remaining apps due to low memory: " + usableSpace); 5309 break; 5310 } 5311 performBootDexOpt(pkg, ++i, total); 5312 } 5313 } 5314 } 5315 5316 private void filterRecentlyUsedApps(Collection<PackageParser.Package> pkgs) { 5317 // Filter out packages that aren't recently used. 5318 // 5319 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 5320 // should do a full dexopt. 5321 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 5322 int total = pkgs.size(); 5323 int skipped = 0; 5324 long now = System.currentTimeMillis(); 5325 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 5326 PackageParser.Package pkg = i.next(); 5327 long then = pkg.mLastPackageUsageTimeInMills; 5328 if (then + mDexOptLRUThresholdInMills < now) { 5329 if (DEBUG_DEXOPT) { 5330 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 5331 ((then == 0) ? "never" : new Date(then))); 5332 } 5333 i.remove(); 5334 skipped++; 5335 } 5336 } 5337 if (DEBUG_DEXOPT) { 5338 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 5339 } 5340 } 5341 } 5342 5343 private ArraySet<String> getPackageNamesForIntent(Intent intent) { 5344 List<ResolveInfo> ris = null; 5345 try { 5346 ris = AppGlobals.getPackageManager().queryIntentReceivers( 5347 intent, null, 0, UserHandle.USER_OWNER); 5348 } catch (RemoteException e) { 5349 } 5350 ArraySet<String> pkgNames = new ArraySet<String>(); 5351 if (ris != null) { 5352 for (ResolveInfo ri : ris) { 5353 pkgNames.add(ri.activityInfo.packageName); 5354 } 5355 } 5356 return pkgNames; 5357 } 5358 5359 private void performBootDexOpt(PackageParser.Package pkg, int curr, int total) { 5360 if (DEBUG_DEXOPT) { 5361 Log.i(TAG, "Optimizing app " + curr + " of " + total + ": " + pkg.packageName); 5362 } 5363 if (!isFirstBoot()) { 5364 try { 5365 ActivityManagerNative.getDefault().showBootMessage( 5366 mContext.getResources().getString(R.string.android_upgrading_apk, 5367 curr, total), true); 5368 } catch (RemoteException e) { 5369 } 5370 } 5371 PackageParser.Package p = pkg; 5372 synchronized (mInstallLock) { 5373 mPackageDexOptimizer.performDexOpt(p, null /* instruction sets */, 5374 false /* force dex */, false /* defer */, true /* include dependencies */); 5375 } 5376 } 5377 5378 @Override 5379 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 5380 return performDexOpt(packageName, instructionSet, false); 5381 } 5382 5383 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 5384 boolean dexopt = mLazyDexOpt || backgroundDexopt; 5385 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 5386 if (!dexopt && !updateUsage) { 5387 // We aren't going to dexopt or update usage, so bail early. 5388 return false; 5389 } 5390 PackageParser.Package p; 5391 final String targetInstructionSet; 5392 synchronized (mPackages) { 5393 p = mPackages.get(packageName); 5394 if (p == null) { 5395 return false; 5396 } 5397 if (updateUsage) { 5398 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 5399 } 5400 mPackageUsage.write(false); 5401 if (!dexopt) { 5402 // We aren't going to dexopt, so bail early. 5403 return false; 5404 } 5405 5406 targetInstructionSet = instructionSet != null ? instructionSet : 5407 getPrimaryInstructionSet(p.applicationInfo); 5408 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 5409 return false; 5410 } 5411 } 5412 5413 synchronized (mInstallLock) { 5414 final String[] instructionSets = new String[] { targetInstructionSet }; 5415 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 5416 false /* forceDex */, false /* defer */, true /* inclDependencies */); 5417 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 5418 } 5419 } 5420 5421 public ArraySet<String> getPackagesThatNeedDexOpt() { 5422 ArraySet<String> pkgs = null; 5423 synchronized (mPackages) { 5424 for (PackageParser.Package p : mPackages.values()) { 5425 if (DEBUG_DEXOPT) { 5426 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 5427 } 5428 if (!p.mDexOptPerformed.isEmpty()) { 5429 continue; 5430 } 5431 if (pkgs == null) { 5432 pkgs = new ArraySet<String>(); 5433 } 5434 pkgs.add(p.packageName); 5435 } 5436 } 5437 return pkgs; 5438 } 5439 5440 public void shutdown() { 5441 mPackageUsage.write(true); 5442 } 5443 5444 @Override 5445 public void forceDexOpt(String packageName) { 5446 enforceSystemOrRoot("forceDexOpt"); 5447 5448 PackageParser.Package pkg; 5449 synchronized (mPackages) { 5450 pkg = mPackages.get(packageName); 5451 if (pkg == null) { 5452 throw new IllegalArgumentException("Missing package: " + packageName); 5453 } 5454 } 5455 5456 synchronized (mInstallLock) { 5457 final String[] instructionSets = new String[] { 5458 getPrimaryInstructionSet(pkg.applicationInfo) }; 5459 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 5460 true /*forceDex*/, false /* defer */, true /* inclDependencies */); 5461 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 5462 throw new IllegalStateException("Failed to dexopt: " + res); 5463 } 5464 } 5465 } 5466 5467 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 5468 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 5469 Slog.w(TAG, "Unable to update from " + oldPkg.name 5470 + " to " + newPkg.packageName 5471 + ": old package not in system partition"); 5472 return false; 5473 } else if (mPackages.get(oldPkg.name) != null) { 5474 Slog.w(TAG, "Unable to update from " + oldPkg.name 5475 + " to " + newPkg.packageName 5476 + ": old package still exists"); 5477 return false; 5478 } 5479 return true; 5480 } 5481 5482 private File getDataPathForPackage(String packageName, int userId) { 5483 /* 5484 * Until we fully support multiple users, return the directory we 5485 * previously would have. The PackageManagerTests will need to be 5486 * revised when this is changed back.. 5487 */ 5488 if (userId == 0) { 5489 return new File(mAppDataDir, packageName); 5490 } else { 5491 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId 5492 + File.separator + packageName); 5493 } 5494 } 5495 5496 private int createDataDirsLI(String packageName, int uid, String seinfo) { 5497 int[] users = sUserManager.getUserIds(); 5498 int res = mInstaller.install(packageName, uid, uid, seinfo); 5499 if (res < 0) { 5500 return res; 5501 } 5502 for (int user : users) { 5503 if (user != 0) { 5504 res = mInstaller.createUserData(packageName, 5505 UserHandle.getUid(user, uid), user, seinfo); 5506 if (res < 0) { 5507 return res; 5508 } 5509 } 5510 } 5511 return res; 5512 } 5513 5514 private int removeDataDirsLI(String packageName) { 5515 int[] users = sUserManager.getUserIds(); 5516 int res = 0; 5517 for (int user : users) { 5518 int resInner = mInstaller.remove(packageName, user); 5519 if (resInner < 0) { 5520 res = resInner; 5521 } 5522 } 5523 5524 return res; 5525 } 5526 5527 private int deleteCodeCacheDirsLI(String packageName) { 5528 int[] users = sUserManager.getUserIds(); 5529 int res = 0; 5530 for (int user : users) { 5531 int resInner = mInstaller.deleteCodeCacheFiles(packageName, user); 5532 if (resInner < 0) { 5533 res = resInner; 5534 } 5535 } 5536 return res; 5537 } 5538 5539 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 5540 PackageParser.Package changingLib) { 5541 if (file.path != null) { 5542 usesLibraryFiles.add(file.path); 5543 return; 5544 } 5545 PackageParser.Package p = mPackages.get(file.apk); 5546 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 5547 // If we are doing this while in the middle of updating a library apk, 5548 // then we need to make sure to use that new apk for determining the 5549 // dependencies here. (We haven't yet finished committing the new apk 5550 // to the package manager state.) 5551 if (p == null || p.packageName.equals(changingLib.packageName)) { 5552 p = changingLib; 5553 } 5554 } 5555 if (p != null) { 5556 usesLibraryFiles.addAll(p.getAllCodePaths()); 5557 } 5558 } 5559 5560 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 5561 PackageParser.Package changingLib) throws PackageManagerException { 5562 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 5563 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 5564 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 5565 for (int i=0; i<N; i++) { 5566 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 5567 if (file == null) { 5568 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 5569 "Package " + pkg.packageName + " requires unavailable shared library " 5570 + pkg.usesLibraries.get(i) + "; failing!"); 5571 } 5572 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 5573 } 5574 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 5575 for (int i=0; i<N; i++) { 5576 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 5577 if (file == null) { 5578 Slog.w(TAG, "Package " + pkg.packageName 5579 + " desires unavailable shared library " 5580 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 5581 } else { 5582 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 5583 } 5584 } 5585 N = usesLibraryFiles.size(); 5586 if (N > 0) { 5587 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 5588 } else { 5589 pkg.usesLibraryFiles = null; 5590 } 5591 } 5592 } 5593 5594 private static boolean hasString(List<String> list, List<String> which) { 5595 if (list == null) { 5596 return false; 5597 } 5598 for (int i=list.size()-1; i>=0; i--) { 5599 for (int j=which.size()-1; j>=0; j--) { 5600 if (which.get(j).equals(list.get(i))) { 5601 return true; 5602 } 5603 } 5604 } 5605 return false; 5606 } 5607 5608 private void updateAllSharedLibrariesLPw() { 5609 for (PackageParser.Package pkg : mPackages.values()) { 5610 try { 5611 updateSharedLibrariesLPw(pkg, null); 5612 } catch (PackageManagerException e) { 5613 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 5614 } 5615 } 5616 } 5617 5618 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 5619 PackageParser.Package changingPkg) { 5620 ArrayList<PackageParser.Package> res = null; 5621 for (PackageParser.Package pkg : mPackages.values()) { 5622 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 5623 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 5624 if (res == null) { 5625 res = new ArrayList<PackageParser.Package>(); 5626 } 5627 res.add(pkg); 5628 try { 5629 updateSharedLibrariesLPw(pkg, changingPkg); 5630 } catch (PackageManagerException e) { 5631 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 5632 } 5633 } 5634 } 5635 return res; 5636 } 5637 5638 /** 5639 * Derive the value of the {@code cpuAbiOverride} based on the provided 5640 * value and an optional stored value from the package settings. 5641 */ 5642 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 5643 String cpuAbiOverride = null; 5644 5645 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 5646 cpuAbiOverride = null; 5647 } else if (abiOverride != null) { 5648 cpuAbiOverride = abiOverride; 5649 } else if (settings != null) { 5650 cpuAbiOverride = settings.cpuAbiOverrideString; 5651 } 5652 5653 return cpuAbiOverride; 5654 } 5655 5656 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 5657 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 5658 boolean success = false; 5659 try { 5660 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 5661 currentTime, user); 5662 success = true; 5663 return res; 5664 } finally { 5665 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 5666 removeDataDirsLI(pkg.packageName); 5667 } 5668 } 5669 } 5670 5671 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 5672 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 5673 final File scanFile = new File(pkg.codePath); 5674 if (pkg.applicationInfo.getCodePath() == null || 5675 pkg.applicationInfo.getResourcePath() == null) { 5676 // Bail out. The resource and code paths haven't been set. 5677 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 5678 "Code and resource paths haven't been set correctly"); 5679 } 5680 5681 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5682 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 5683 } else { 5684 // Only allow system apps to be flagged as core apps. 5685 pkg.coreApp = false; 5686 } 5687 5688 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 5689 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5690 } 5691 5692 if (mCustomResolverComponentName != null && 5693 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 5694 setUpCustomResolverActivity(pkg); 5695 } 5696 5697 if (pkg.packageName.equals("android")) { 5698 synchronized (mPackages) { 5699 if (mAndroidApplication != null) { 5700 Slog.w(TAG, "*************************************************"); 5701 Slog.w(TAG, "Core android package being redefined. Skipping."); 5702 Slog.w(TAG, " file=" + scanFile); 5703 Slog.w(TAG, "*************************************************"); 5704 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5705 "Core android package being redefined. Skipping."); 5706 } 5707 5708 // Set up information for our fall-back user intent resolution activity. 5709 mPlatformPackage = pkg; 5710 pkg.mVersionCode = mSdkVersion; 5711 mAndroidApplication = pkg.applicationInfo; 5712 5713 if (!mResolverReplaced) { 5714 mResolveActivity.applicationInfo = mAndroidApplication; 5715 mResolveActivity.name = ResolverActivity.class.getName(); 5716 mResolveActivity.packageName = mAndroidApplication.packageName; 5717 mResolveActivity.processName = "system:ui"; 5718 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 5719 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 5720 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 5721 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 5722 mResolveActivity.exported = true; 5723 mResolveActivity.enabled = true; 5724 mResolveInfo.activityInfo = mResolveActivity; 5725 mResolveInfo.priority = 0; 5726 mResolveInfo.preferredOrder = 0; 5727 mResolveInfo.match = 0; 5728 mResolveComponentName = new ComponentName( 5729 mAndroidApplication.packageName, mResolveActivity.name); 5730 } 5731 } 5732 } 5733 5734 if (DEBUG_PACKAGE_SCANNING) { 5735 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5736 Log.d(TAG, "Scanning package " + pkg.packageName); 5737 } 5738 5739 if (mPackages.containsKey(pkg.packageName) 5740 || mSharedLibraries.containsKey(pkg.packageName)) { 5741 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5742 "Application package " + pkg.packageName 5743 + " already installed. Skipping duplicate."); 5744 } 5745 5746 // If we're only installing presumed-existing packages, require that the 5747 // scanned APK is both already known and at the path previously established 5748 // for it. Previously unknown packages we pick up normally, but if we have an 5749 // a priori expectation about this package's install presence, enforce it. 5750 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 5751 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 5752 if (known != null) { 5753 if (DEBUG_PACKAGE_SCANNING) { 5754 Log.d(TAG, "Examining " + pkg.codePath 5755 + " and requiring known paths " + known.codePathString 5756 + " & " + known.resourcePathString); 5757 } 5758 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 5759 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 5760 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 5761 "Application package " + pkg.packageName 5762 + " found at " + pkg.applicationInfo.getCodePath() 5763 + " but expected at " + known.codePathString + "; ignoring."); 5764 } 5765 } 5766 } 5767 5768 // Initialize package source and resource directories 5769 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 5770 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 5771 5772 SharedUserSetting suid = null; 5773 PackageSetting pkgSetting = null; 5774 5775 if (!isSystemApp(pkg)) { 5776 // Only system apps can use these features. 5777 pkg.mOriginalPackages = null; 5778 pkg.mRealPackage = null; 5779 pkg.mAdoptPermissions = null; 5780 } 5781 5782 // writer 5783 synchronized (mPackages) { 5784 if (pkg.mSharedUserId != null) { 5785 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 5786 if (suid == null) { 5787 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5788 "Creating application package " + pkg.packageName 5789 + " for shared user failed"); 5790 } 5791 if (DEBUG_PACKAGE_SCANNING) { 5792 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5793 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 5794 + "): packages=" + suid.packages); 5795 } 5796 } 5797 5798 // Check if we are renaming from an original package name. 5799 PackageSetting origPackage = null; 5800 String realName = null; 5801 if (pkg.mOriginalPackages != null) { 5802 // This package may need to be renamed to a previously 5803 // installed name. Let's check on that... 5804 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 5805 if (pkg.mOriginalPackages.contains(renamed)) { 5806 // This package had originally been installed as the 5807 // original name, and we have already taken care of 5808 // transitioning to the new one. Just update the new 5809 // one to continue using the old name. 5810 realName = pkg.mRealPackage; 5811 if (!pkg.packageName.equals(renamed)) { 5812 // Callers into this function may have already taken 5813 // care of renaming the package; only do it here if 5814 // it is not already done. 5815 pkg.setPackageName(renamed); 5816 } 5817 5818 } else { 5819 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 5820 if ((origPackage = mSettings.peekPackageLPr( 5821 pkg.mOriginalPackages.get(i))) != null) { 5822 // We do have the package already installed under its 5823 // original name... should we use it? 5824 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 5825 // New package is not compatible with original. 5826 origPackage = null; 5827 continue; 5828 } else if (origPackage.sharedUser != null) { 5829 // Make sure uid is compatible between packages. 5830 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 5831 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 5832 + " to " + pkg.packageName + ": old uid " 5833 + origPackage.sharedUser.name 5834 + " differs from " + pkg.mSharedUserId); 5835 origPackage = null; 5836 continue; 5837 } 5838 } else { 5839 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 5840 + pkg.packageName + " to old name " + origPackage.name); 5841 } 5842 break; 5843 } 5844 } 5845 } 5846 } 5847 5848 if (mTransferedPackages.contains(pkg.packageName)) { 5849 Slog.w(TAG, "Package " + pkg.packageName 5850 + " was transferred to another, but its .apk remains"); 5851 } 5852 5853 // Just create the setting, don't add it yet. For already existing packages 5854 // the PkgSetting exists already and doesn't have to be created. 5855 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 5856 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 5857 pkg.applicationInfo.primaryCpuAbi, 5858 pkg.applicationInfo.secondaryCpuAbi, 5859 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 5860 user, false); 5861 if (pkgSetting == null) { 5862 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5863 "Creating application package " + pkg.packageName + " failed"); 5864 } 5865 5866 if (pkgSetting.origPackage != null) { 5867 // If we are first transitioning from an original package, 5868 // fix up the new package's name now. We need to do this after 5869 // looking up the package under its new name, so getPackageLP 5870 // can take care of fiddling things correctly. 5871 pkg.setPackageName(origPackage.name); 5872 5873 // File a report about this. 5874 String msg = "New package " + pkgSetting.realName 5875 + " renamed to replace old package " + pkgSetting.name; 5876 reportSettingsProblem(Log.WARN, msg); 5877 5878 // Make a note of it. 5879 mTransferedPackages.add(origPackage.name); 5880 5881 // No longer need to retain this. 5882 pkgSetting.origPackage = null; 5883 } 5884 5885 if (realName != null) { 5886 // Make a note of it. 5887 mTransferedPackages.add(pkg.packageName); 5888 } 5889 5890 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 5891 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 5892 } 5893 5894 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5895 // Check all shared libraries and map to their actual file path. 5896 // We only do this here for apps not on a system dir, because those 5897 // are the only ones that can fail an install due to this. We 5898 // will take care of the system apps by updating all of their 5899 // library paths after the scan is done. 5900 updateSharedLibrariesLPw(pkg, null); 5901 } 5902 5903 if (mFoundPolicyFile) { 5904 SELinuxMMAC.assignSeinfoValue(pkg); 5905 } 5906 5907 pkg.applicationInfo.uid = pkgSetting.appId; 5908 pkg.mExtras = pkgSetting; 5909 if (!pkgSetting.keySetData.isUsingUpgradeKeySets() || pkgSetting.sharedUser != null) { 5910 try { 5911 verifySignaturesLP(pkgSetting, pkg); 5912 // We just determined the app is signed correctly, so bring 5913 // over the latest parsed certs. 5914 pkgSetting.signatures.mSignatures = pkg.mSignatures; 5915 } catch (PackageManagerException e) { 5916 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5917 throw e; 5918 } 5919 // The signature has changed, but this package is in the system 5920 // image... let's recover! 5921 pkgSetting.signatures.mSignatures = pkg.mSignatures; 5922 // However... if this package is part of a shared user, but it 5923 // doesn't match the signature of the shared user, let's fail. 5924 // What this means is that you can't change the signatures 5925 // associated with an overall shared user, which doesn't seem all 5926 // that unreasonable. 5927 if (pkgSetting.sharedUser != null) { 5928 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5929 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 5930 throw new PackageManagerException( 5931 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 5932 "Signature mismatch for shared user : " 5933 + pkgSetting.sharedUser); 5934 } 5935 } 5936 // File a report about this. 5937 String msg = "System package " + pkg.packageName 5938 + " signature changed; retaining data."; 5939 reportSettingsProblem(Log.WARN, msg); 5940 } 5941 } else { 5942 if (!checkUpgradeKeySetLP(pkgSetting, pkg)) { 5943 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5944 + pkg.packageName + " upgrade keys do not match the " 5945 + "previously installed version"); 5946 } else { 5947 // We just determined the app is signed correctly, so bring 5948 // over the latest parsed certs. 5949 pkgSetting.signatures.mSignatures = pkg.mSignatures; 5950 } 5951 } 5952 // Verify that this new package doesn't have any content providers 5953 // that conflict with existing packages. Only do this if the 5954 // package isn't already installed, since we don't want to break 5955 // things that are installed. 5956 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 5957 final int N = pkg.providers.size(); 5958 int i; 5959 for (i=0; i<N; i++) { 5960 PackageParser.Provider p = pkg.providers.get(i); 5961 if (p.info.authority != null) { 5962 String names[] = p.info.authority.split(";"); 5963 for (int j = 0; j < names.length; j++) { 5964 if (mProvidersByAuthority.containsKey(names[j])) { 5965 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 5966 final String otherPackageName = 5967 ((other != null && other.getComponentName() != null) ? 5968 other.getComponentName().getPackageName() : "?"); 5969 throw new PackageManagerException( 5970 INSTALL_FAILED_CONFLICTING_PROVIDER, 5971 "Can't install because provider name " + names[j] 5972 + " (in package " + pkg.applicationInfo.packageName 5973 + ") is already used by " + otherPackageName); 5974 } 5975 } 5976 } 5977 } 5978 } 5979 5980 if (pkg.mAdoptPermissions != null) { 5981 // This package wants to adopt ownership of permissions from 5982 // another package. 5983 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 5984 final String origName = pkg.mAdoptPermissions.get(i); 5985 final PackageSetting orig = mSettings.peekPackageLPr(origName); 5986 if (orig != null) { 5987 if (verifyPackageUpdateLPr(orig, pkg)) { 5988 Slog.i(TAG, "Adopting permissions from " + origName + " to " 5989 + pkg.packageName); 5990 mSettings.transferPermissionsLPw(origName, pkg.packageName); 5991 } 5992 } 5993 } 5994 } 5995 } 5996 5997 final String pkgName = pkg.packageName; 5998 5999 final long scanFileTime = scanFile.lastModified(); 6000 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 6001 pkg.applicationInfo.processName = fixProcessName( 6002 pkg.applicationInfo.packageName, 6003 pkg.applicationInfo.processName, 6004 pkg.applicationInfo.uid); 6005 6006 File dataPath; 6007 if (mPlatformPackage == pkg) { 6008 // The system package is special. 6009 dataPath = new File(Environment.getDataDirectory(), "system"); 6010 6011 pkg.applicationInfo.dataDir = dataPath.getPath(); 6012 6013 } else { 6014 // This is a normal package, need to make its data directory. 6015 dataPath = getDataPathForPackage(pkg.packageName, 0); 6016 6017 boolean uidError = false; 6018 if (dataPath.exists()) { 6019 int currentUid = 0; 6020 try { 6021 StructStat stat = Os.stat(dataPath.getPath()); 6022 currentUid = stat.st_uid; 6023 } catch (ErrnoException e) { 6024 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 6025 } 6026 6027 // If we have mismatched owners for the data path, we have a problem. 6028 if (currentUid != pkg.applicationInfo.uid) { 6029 boolean recovered = false; 6030 if (currentUid == 0) { 6031 // The directory somehow became owned by root. Wow. 6032 // This is probably because the system was stopped while 6033 // installd was in the middle of messing with its libs 6034 // directory. Ask installd to fix that. 6035 int ret = mInstaller.fixUid(pkgName, pkg.applicationInfo.uid, 6036 pkg.applicationInfo.uid); 6037 if (ret >= 0) { 6038 recovered = true; 6039 String msg = "Package " + pkg.packageName 6040 + " unexpectedly changed to uid 0; recovered to " + 6041 + pkg.applicationInfo.uid; 6042 reportSettingsProblem(Log.WARN, msg); 6043 } 6044 } 6045 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6046 || (scanFlags&SCAN_BOOTING) != 0)) { 6047 // If this is a system app, we can at least delete its 6048 // current data so the application will still work. 6049 int ret = removeDataDirsLI(pkgName); 6050 if (ret >= 0) { 6051 // TODO: Kill the processes first 6052 // Old data gone! 6053 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6054 ? "System package " : "Third party package "; 6055 String msg = prefix + pkg.packageName 6056 + " has changed from uid: " 6057 + currentUid + " to " 6058 + pkg.applicationInfo.uid + "; old data erased"; 6059 reportSettingsProblem(Log.WARN, msg); 6060 recovered = true; 6061 6062 // And now re-install the app. 6063 ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid, 6064 pkg.applicationInfo.seinfo); 6065 if (ret == -1) { 6066 // Ack should not happen! 6067 msg = prefix + pkg.packageName 6068 + " could not have data directory re-created after delete."; 6069 reportSettingsProblem(Log.WARN, msg); 6070 throw new PackageManagerException( 6071 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 6072 } 6073 } 6074 if (!recovered) { 6075 mHasSystemUidErrors = true; 6076 } 6077 } else if (!recovered) { 6078 // If we allow this install to proceed, we will be broken. 6079 // Abort, abort! 6080 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 6081 "scanPackageLI"); 6082 } 6083 if (!recovered) { 6084 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 6085 + pkg.applicationInfo.uid + "/fs_" 6086 + currentUid; 6087 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 6088 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 6089 String msg = "Package " + pkg.packageName 6090 + " has mismatched uid: " 6091 + currentUid + " on disk, " 6092 + pkg.applicationInfo.uid + " in settings"; 6093 // writer 6094 synchronized (mPackages) { 6095 mSettings.mReadMessages.append(msg); 6096 mSettings.mReadMessages.append('\n'); 6097 uidError = true; 6098 if (!pkgSetting.uidError) { 6099 reportSettingsProblem(Log.ERROR, msg); 6100 } 6101 } 6102 } 6103 } 6104 pkg.applicationInfo.dataDir = dataPath.getPath(); 6105 if (mShouldRestoreconData) { 6106 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 6107 mInstaller.restoreconData(pkg.packageName, pkg.applicationInfo.seinfo, 6108 pkg.applicationInfo.uid); 6109 } 6110 } else { 6111 if (DEBUG_PACKAGE_SCANNING) { 6112 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6113 Log.v(TAG, "Want this data dir: " + dataPath); 6114 } 6115 //invoke installer to do the actual installation 6116 int ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid, 6117 pkg.applicationInfo.seinfo); 6118 if (ret < 0) { 6119 // Error from installer 6120 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6121 "Unable to create data dirs [errorCode=" + ret + "]"); 6122 } 6123 6124 if (dataPath.exists()) { 6125 pkg.applicationInfo.dataDir = dataPath.getPath(); 6126 } else { 6127 Slog.w(TAG, "Unable to create data directory: " + dataPath); 6128 pkg.applicationInfo.dataDir = null; 6129 } 6130 } 6131 6132 pkgSetting.uidError = uidError; 6133 } 6134 6135 final String path = scanFile.getPath(); 6136 final String codePath = pkg.applicationInfo.getCodePath(); 6137 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 6138 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 6139 setBundledAppAbisAndRoots(pkg, pkgSetting); 6140 6141 // If we haven't found any native libraries for the app, check if it has 6142 // renderscript code. We'll need to force the app to 32 bit if it has 6143 // renderscript bitcode. 6144 if (pkg.applicationInfo.primaryCpuAbi == null 6145 && pkg.applicationInfo.secondaryCpuAbi == null 6146 && Build.SUPPORTED_64_BIT_ABIS.length > 0) { 6147 NativeLibraryHelper.Handle handle = null; 6148 try { 6149 handle = NativeLibraryHelper.Handle.create(scanFile); 6150 if (NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 6151 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 6152 } 6153 } catch (IOException ioe) { 6154 Slog.w(TAG, "Error scanning system app : " + ioe); 6155 } finally { 6156 IoUtils.closeQuietly(handle); 6157 } 6158 } 6159 6160 setNativeLibraryPaths(pkg); 6161 } else { 6162 // TODO: We can probably be smarter about this stuff. For installed apps, 6163 // we can calculate this information at install time once and for all. For 6164 // system apps, we can probably assume that this information doesn't change 6165 // after the first boot scan. As things stand, we do lots of unnecessary work. 6166 6167 // Give ourselves some initial paths; we'll come back for another 6168 // pass once we've determined ABI below. 6169 setNativeLibraryPaths(pkg); 6170 6171 final boolean isAsec = pkg.isForwardLocked() || isExternal(pkg); 6172 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 6173 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 6174 6175 NativeLibraryHelper.Handle handle = null; 6176 try { 6177 handle = NativeLibraryHelper.Handle.create(scanFile); 6178 // TODO(multiArch): This can be null for apps that didn't go through the 6179 // usual installation process. We can calculate it again, like we 6180 // do during install time. 6181 // 6182 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 6183 // unnecessary. 6184 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 6185 6186 // Null out the abis so that they can be recalculated. 6187 pkg.applicationInfo.primaryCpuAbi = null; 6188 pkg.applicationInfo.secondaryCpuAbi = null; 6189 if (isMultiArch(pkg.applicationInfo)) { 6190 // Warn if we've set an abiOverride for multi-lib packages.. 6191 // By definition, we need to copy both 32 and 64 bit libraries for 6192 // such packages. 6193 if (pkg.cpuAbiOverride != null 6194 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 6195 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 6196 } 6197 6198 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 6199 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 6200 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 6201 if (isAsec) { 6202 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 6203 } else { 6204 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 6205 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 6206 useIsaSpecificSubdirs); 6207 } 6208 } 6209 6210 maybeThrowExceptionForMultiArchCopy( 6211 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 6212 6213 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 6214 if (isAsec) { 6215 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 6216 } else { 6217 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 6218 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 6219 useIsaSpecificSubdirs); 6220 } 6221 } 6222 6223 maybeThrowExceptionForMultiArchCopy( 6224 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 6225 6226 if (abi64 >= 0) { 6227 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 6228 } 6229 6230 if (abi32 >= 0) { 6231 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 6232 if (abi64 >= 0) { 6233 pkg.applicationInfo.secondaryCpuAbi = abi; 6234 } else { 6235 pkg.applicationInfo.primaryCpuAbi = abi; 6236 } 6237 } 6238 } else { 6239 String[] abiList = (cpuAbiOverride != null) ? 6240 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 6241 6242 // Enable gross and lame hacks for apps that are built with old 6243 // SDK tools. We must scan their APKs for renderscript bitcode and 6244 // not launch them if it's present. Don't bother checking on devices 6245 // that don't have 64 bit support. 6246 boolean needsRenderScriptOverride = false; 6247 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 6248 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 6249 abiList = Build.SUPPORTED_32_BIT_ABIS; 6250 needsRenderScriptOverride = true; 6251 } 6252 6253 final int copyRet; 6254 if (isAsec) { 6255 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 6256 } else { 6257 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 6258 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 6259 } 6260 6261 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 6262 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 6263 "Error unpackaging native libs for app, errorCode=" + copyRet); 6264 } 6265 6266 if (copyRet >= 0) { 6267 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 6268 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 6269 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 6270 } else if (needsRenderScriptOverride) { 6271 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 6272 } 6273 } 6274 } catch (IOException ioe) { 6275 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 6276 } finally { 6277 IoUtils.closeQuietly(handle); 6278 } 6279 6280 // Now that we've calculated the ABIs and determined if it's an internal app, 6281 // we will go ahead and populate the nativeLibraryPath. 6282 setNativeLibraryPaths(pkg); 6283 6284 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 6285 final int[] userIds = sUserManager.getUserIds(); 6286 synchronized (mInstallLock) { 6287 // Create a native library symlink only if we have native libraries 6288 // and if the native libraries are 32 bit libraries. We do not provide 6289 // this symlink for 64 bit libraries. 6290 if (pkg.applicationInfo.primaryCpuAbi != null && 6291 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 6292 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 6293 for (int userId : userIds) { 6294 if (mInstaller.linkNativeLibraryDirectory(pkg.packageName, nativeLibPath, userId) < 0) { 6295 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 6296 "Failed linking native library dir (user=" + userId + ")"); 6297 } 6298 } 6299 } 6300 } 6301 } 6302 6303 // This is a special case for the "system" package, where the ABI is 6304 // dictated by the zygote configuration (and init.rc). We should keep track 6305 // of this ABI so that we can deal with "normal" applications that run under 6306 // the same UID correctly. 6307 if (mPlatformPackage == pkg) { 6308 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 6309 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 6310 } 6311 6312 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6313 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6314 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 6315 // Copy the derived override back to the parsed package, so that we can 6316 // update the package settings accordingly. 6317 pkg.cpuAbiOverride = cpuAbiOverride; 6318 6319 if (DEBUG_ABI_SELECTION) { 6320 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 6321 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 6322 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 6323 } 6324 6325 // Push the derived path down into PackageSettings so we know what to 6326 // clean up at uninstall time. 6327 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 6328 6329 if (DEBUG_ABI_SELECTION) { 6330 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 6331 " primary=" + pkg.applicationInfo.primaryCpuAbi + 6332 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 6333 } 6334 6335 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 6336 // We don't do this here during boot because we can do it all 6337 // at once after scanning all existing packages. 6338 // 6339 // We also do this *before* we perform dexopt on this package, so that 6340 // we can avoid redundant dexopts, and also to make sure we've got the 6341 // code and package path correct. 6342 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 6343 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 6344 } 6345 6346 if ((scanFlags & SCAN_NO_DEX) == 0) { 6347 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instruction sets */, 6348 forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, false /* inclDependencies */); 6349 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6350 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 6351 } 6352 } 6353 if (mFactoryTest && pkg.requestedPermissions.contains( 6354 android.Manifest.permission.FACTORY_TEST)) { 6355 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 6356 } 6357 6358 ArrayList<PackageParser.Package> clientLibPkgs = null; 6359 6360 // writer 6361 synchronized (mPackages) { 6362 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 6363 // Only system apps can add new shared libraries. 6364 if (pkg.libraryNames != null) { 6365 for (int i=0; i<pkg.libraryNames.size(); i++) { 6366 String name = pkg.libraryNames.get(i); 6367 boolean allowed = false; 6368 if (pkg.isUpdatedSystemApp()) { 6369 // New library entries can only be added through the 6370 // system image. This is important to get rid of a lot 6371 // of nasty edge cases: for example if we allowed a non- 6372 // system update of the app to add a library, then uninstalling 6373 // the update would make the library go away, and assumptions 6374 // we made such as through app install filtering would now 6375 // have allowed apps on the device which aren't compatible 6376 // with it. Better to just have the restriction here, be 6377 // conservative, and create many fewer cases that can negatively 6378 // impact the user experience. 6379 final PackageSetting sysPs = mSettings 6380 .getDisabledSystemPkgLPr(pkg.packageName); 6381 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 6382 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 6383 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 6384 allowed = true; 6385 allowed = true; 6386 break; 6387 } 6388 } 6389 } 6390 } else { 6391 allowed = true; 6392 } 6393 if (allowed) { 6394 if (!mSharedLibraries.containsKey(name)) { 6395 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 6396 } else if (!name.equals(pkg.packageName)) { 6397 Slog.w(TAG, "Package " + pkg.packageName + " library " 6398 + name + " already exists; skipping"); 6399 } 6400 } else { 6401 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 6402 + name + " that is not declared on system image; skipping"); 6403 } 6404 } 6405 if ((scanFlags&SCAN_BOOTING) == 0) { 6406 // If we are not booting, we need to update any applications 6407 // that are clients of our shared library. If we are booting, 6408 // this will all be done once the scan is complete. 6409 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 6410 } 6411 } 6412 } 6413 } 6414 6415 // We also need to dexopt any apps that are dependent on this library. Note that 6416 // if these fail, we should abort the install since installing the library will 6417 // result in some apps being broken. 6418 if (clientLibPkgs != null) { 6419 if ((scanFlags & SCAN_NO_DEX) == 0) { 6420 for (int i = 0; i < clientLibPkgs.size(); i++) { 6421 PackageParser.Package clientPkg = clientLibPkgs.get(i); 6422 int result = mPackageDexOptimizer.performDexOpt(clientPkg, 6423 null /* instruction sets */, forceDex, 6424 (scanFlags & SCAN_DEFER_DEX) != 0, false); 6425 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6426 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 6427 "scanPackageLI failed to dexopt clientLibPkgs"); 6428 } 6429 } 6430 } 6431 } 6432 6433 // Request the ActivityManager to kill the process(only for existing packages) 6434 // so that we do not end up in a confused state while the user is still using the older 6435 // version of the application while the new one gets installed. 6436 if ((scanFlags & SCAN_REPLACING) != 0) { 6437 killApplication(pkg.applicationInfo.packageName, 6438 pkg.applicationInfo.uid, "update pkg"); 6439 } 6440 6441 // Also need to kill any apps that are dependent on the library. 6442 if (clientLibPkgs != null) { 6443 for (int i=0; i<clientLibPkgs.size(); i++) { 6444 PackageParser.Package clientPkg = clientLibPkgs.get(i); 6445 killApplication(clientPkg.applicationInfo.packageName, 6446 clientPkg.applicationInfo.uid, "update lib"); 6447 } 6448 } 6449 6450 // writer 6451 synchronized (mPackages) { 6452 // We don't expect installation to fail beyond this point 6453 6454 // Add the new setting to mSettings 6455 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 6456 // Add the new setting to mPackages 6457 mPackages.put(pkg.applicationInfo.packageName, pkg); 6458 // Make sure we don't accidentally delete its data. 6459 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 6460 while (iter.hasNext()) { 6461 PackageCleanItem item = iter.next(); 6462 if (pkgName.equals(item.packageName)) { 6463 iter.remove(); 6464 } 6465 } 6466 6467 // Take care of first install / last update times. 6468 if (currentTime != 0) { 6469 if (pkgSetting.firstInstallTime == 0) { 6470 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 6471 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 6472 pkgSetting.lastUpdateTime = currentTime; 6473 } 6474 } else if (pkgSetting.firstInstallTime == 0) { 6475 // We need *something*. Take time time stamp of the file. 6476 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 6477 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 6478 if (scanFileTime != pkgSetting.timeStamp) { 6479 // A package on the system image has changed; consider this 6480 // to be an update. 6481 pkgSetting.lastUpdateTime = scanFileTime; 6482 } 6483 } 6484 6485 // Add the package's KeySets to the global KeySetManagerService 6486 KeySetManagerService ksms = mSettings.mKeySetManagerService; 6487 try { 6488 ksms.addSigningKeySetToPackageLPw(pkg.packageName, pkg.mSigningKeys); 6489 if (pkg.mKeySetMapping != null) { 6490 ksms.addDefinedKeySetsToPackageLPw(pkg.packageName, pkg.mKeySetMapping); 6491 if (pkg.mUpgradeKeySets != null) { 6492 ksms.addUpgradeKeySetsToPackageLPw(pkg.packageName, pkg.mUpgradeKeySets); 6493 } 6494 } 6495 } catch (NullPointerException e) { 6496 Slog.e(TAG, "Could not add KeySet to " + pkg.packageName, e); 6497 } catch (IllegalArgumentException e) { 6498 Slog.e(TAG, "Could not add KeySet to malformed package" + pkg.packageName, e); 6499 } 6500 6501 int N = pkg.providers.size(); 6502 StringBuilder r = null; 6503 int i; 6504 for (i=0; i<N; i++) { 6505 PackageParser.Provider p = pkg.providers.get(i); 6506 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 6507 p.info.processName, pkg.applicationInfo.uid); 6508 mProviders.addProvider(p); 6509 p.syncable = p.info.isSyncable; 6510 if (p.info.authority != null) { 6511 String names[] = p.info.authority.split(";"); 6512 p.info.authority = null; 6513 for (int j = 0; j < names.length; j++) { 6514 if (j == 1 && p.syncable) { 6515 // We only want the first authority for a provider to possibly be 6516 // syncable, so if we already added this provider using a different 6517 // authority clear the syncable flag. We copy the provider before 6518 // changing it because the mProviders object contains a reference 6519 // to a provider that we don't want to change. 6520 // Only do this for the second authority since the resulting provider 6521 // object can be the same for all future authorities for this provider. 6522 p = new PackageParser.Provider(p); 6523 p.syncable = false; 6524 } 6525 if (!mProvidersByAuthority.containsKey(names[j])) { 6526 mProvidersByAuthority.put(names[j], p); 6527 if (p.info.authority == null) { 6528 p.info.authority = names[j]; 6529 } else { 6530 p.info.authority = p.info.authority + ";" + names[j]; 6531 } 6532 if (DEBUG_PACKAGE_SCANNING) { 6533 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6534 Log.d(TAG, "Registered content provider: " + names[j] 6535 + ", className = " + p.info.name + ", isSyncable = " 6536 + p.info.isSyncable); 6537 } 6538 } else { 6539 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6540 Slog.w(TAG, "Skipping provider name " + names[j] + 6541 " (in package " + pkg.applicationInfo.packageName + 6542 "): name already used by " 6543 + ((other != null && other.getComponentName() != null) 6544 ? other.getComponentName().getPackageName() : "?")); 6545 } 6546 } 6547 } 6548 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6549 if (r == null) { 6550 r = new StringBuilder(256); 6551 } else { 6552 r.append(' '); 6553 } 6554 r.append(p.info.name); 6555 } 6556 } 6557 if (r != null) { 6558 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 6559 } 6560 6561 N = pkg.services.size(); 6562 r = null; 6563 for (i=0; i<N; i++) { 6564 PackageParser.Service s = pkg.services.get(i); 6565 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 6566 s.info.processName, pkg.applicationInfo.uid); 6567 mServices.addService(s); 6568 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6569 if (r == null) { 6570 r = new StringBuilder(256); 6571 } else { 6572 r.append(' '); 6573 } 6574 r.append(s.info.name); 6575 } 6576 } 6577 if (r != null) { 6578 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 6579 } 6580 6581 N = pkg.receivers.size(); 6582 r = null; 6583 for (i=0; i<N; i++) { 6584 PackageParser.Activity a = pkg.receivers.get(i); 6585 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 6586 a.info.processName, pkg.applicationInfo.uid); 6587 mReceivers.addActivity(a, "receiver"); 6588 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6589 if (r == null) { 6590 r = new StringBuilder(256); 6591 } else { 6592 r.append(' '); 6593 } 6594 r.append(a.info.name); 6595 } 6596 } 6597 if (r != null) { 6598 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 6599 } 6600 6601 N = pkg.activities.size(); 6602 r = null; 6603 for (i=0; i<N; i++) { 6604 PackageParser.Activity a = pkg.activities.get(i); 6605 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 6606 a.info.processName, pkg.applicationInfo.uid); 6607 mActivities.addActivity(a, "activity"); 6608 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6609 if (r == null) { 6610 r = new StringBuilder(256); 6611 } else { 6612 r.append(' '); 6613 } 6614 r.append(a.info.name); 6615 } 6616 } 6617 if (r != null) { 6618 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 6619 } 6620 6621 N = pkg.permissionGroups.size(); 6622 r = null; 6623 for (i=0; i<N; i++) { 6624 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 6625 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 6626 if (cur == null) { 6627 mPermissionGroups.put(pg.info.name, pg); 6628 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6629 if (r == null) { 6630 r = new StringBuilder(256); 6631 } else { 6632 r.append(' '); 6633 } 6634 r.append(pg.info.name); 6635 } 6636 } else { 6637 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 6638 + pg.info.packageName + " ignored: original from " 6639 + cur.info.packageName); 6640 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6641 if (r == null) { 6642 r = new StringBuilder(256); 6643 } else { 6644 r.append(' '); 6645 } 6646 r.append("DUP:"); 6647 r.append(pg.info.name); 6648 } 6649 } 6650 } 6651 if (r != null) { 6652 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 6653 } 6654 6655 N = pkg.permissions.size(); 6656 r = null; 6657 for (i=0; i<N; i++) { 6658 PackageParser.Permission p = pkg.permissions.get(i); 6659 ArrayMap<String, BasePermission> permissionMap = 6660 p.tree ? mSettings.mPermissionTrees 6661 : mSettings.mPermissions; 6662 p.group = mPermissionGroups.get(p.info.group); 6663 if (p.info.group == null || p.group != null) { 6664 BasePermission bp = permissionMap.get(p.info.name); 6665 6666 // Allow system apps to redefine non-system permissions 6667 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 6668 final boolean currentOwnerIsSystem = (bp.perm != null 6669 && isSystemApp(bp.perm.owner)); 6670 if (isSystemApp(p.owner)) { 6671 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 6672 // It's a built-in permission and no owner, take ownership now 6673 bp.packageSetting = pkgSetting; 6674 bp.perm = p; 6675 bp.uid = pkg.applicationInfo.uid; 6676 bp.sourcePackage = p.info.packageName; 6677 } else if (!currentOwnerIsSystem) { 6678 String msg = "New decl " + p.owner + " of permission " 6679 + p.info.name + " is system; overriding " + bp.sourcePackage; 6680 reportSettingsProblem(Log.WARN, msg); 6681 bp = null; 6682 } 6683 } 6684 } 6685 6686 if (bp == null) { 6687 bp = new BasePermission(p.info.name, p.info.packageName, 6688 BasePermission.TYPE_NORMAL); 6689 permissionMap.put(p.info.name, bp); 6690 } 6691 6692 if (bp.perm == null) { 6693 if (bp.sourcePackage == null 6694 || bp.sourcePackage.equals(p.info.packageName)) { 6695 BasePermission tree = findPermissionTreeLP(p.info.name); 6696 if (tree == null 6697 || tree.sourcePackage.equals(p.info.packageName)) { 6698 bp.packageSetting = pkgSetting; 6699 bp.perm = p; 6700 bp.uid = pkg.applicationInfo.uid; 6701 bp.sourcePackage = p.info.packageName; 6702 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6703 if (r == null) { 6704 r = new StringBuilder(256); 6705 } else { 6706 r.append(' '); 6707 } 6708 r.append(p.info.name); 6709 } 6710 } else { 6711 Slog.w(TAG, "Permission " + p.info.name + " from package " 6712 + p.info.packageName + " ignored: base tree " 6713 + tree.name + " is from package " 6714 + tree.sourcePackage); 6715 } 6716 } else { 6717 Slog.w(TAG, "Permission " + p.info.name + " from package " 6718 + p.info.packageName + " ignored: original from " 6719 + bp.sourcePackage); 6720 } 6721 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6722 if (r == null) { 6723 r = new StringBuilder(256); 6724 } else { 6725 r.append(' '); 6726 } 6727 r.append("DUP:"); 6728 r.append(p.info.name); 6729 } 6730 if (bp.perm == p) { 6731 bp.protectionLevel = p.info.protectionLevel; 6732 } 6733 } else { 6734 Slog.w(TAG, "Permission " + p.info.name + " from package " 6735 + p.info.packageName + " ignored: no group " 6736 + p.group); 6737 } 6738 } 6739 if (r != null) { 6740 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 6741 } 6742 6743 N = pkg.instrumentation.size(); 6744 r = null; 6745 for (i=0; i<N; i++) { 6746 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 6747 a.info.packageName = pkg.applicationInfo.packageName; 6748 a.info.sourceDir = pkg.applicationInfo.sourceDir; 6749 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 6750 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 6751 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 6752 a.info.dataDir = pkg.applicationInfo.dataDir; 6753 6754 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 6755 // need other information about the application, like the ABI and what not ? 6756 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 6757 mInstrumentation.put(a.getComponentName(), a); 6758 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6759 if (r == null) { 6760 r = new StringBuilder(256); 6761 } else { 6762 r.append(' '); 6763 } 6764 r.append(a.info.name); 6765 } 6766 } 6767 if (r != null) { 6768 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 6769 } 6770 6771 if (pkg.protectedBroadcasts != null) { 6772 N = pkg.protectedBroadcasts.size(); 6773 for (i=0; i<N; i++) { 6774 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 6775 } 6776 } 6777 6778 pkgSetting.setTimeStamp(scanFileTime); 6779 6780 // Create idmap files for pairs of (packages, overlay packages). 6781 // Note: "android", ie framework-res.apk, is handled by native layers. 6782 if (pkg.mOverlayTarget != null) { 6783 // This is an overlay package. 6784 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 6785 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 6786 mOverlays.put(pkg.mOverlayTarget, 6787 new ArrayMap<String, PackageParser.Package>()); 6788 } 6789 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 6790 map.put(pkg.packageName, pkg); 6791 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 6792 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 6793 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6794 "scanPackageLI failed to createIdmap"); 6795 } 6796 } 6797 } else if (mOverlays.containsKey(pkg.packageName) && 6798 !pkg.packageName.equals("android")) { 6799 // This is a regular package, with one or more known overlay packages. 6800 createIdmapsForPackageLI(pkg); 6801 } 6802 } 6803 6804 return pkg; 6805 } 6806 6807 /** 6808 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 6809 * i.e, so that all packages can be run inside a single process if required. 6810 * 6811 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 6812 * this function will either try and make the ABI for all packages in {@code packagesForUser} 6813 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 6814 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 6815 * updating a package that belongs to a shared user. 6816 * 6817 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 6818 * adds unnecessary complexity. 6819 */ 6820 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 6821 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 6822 String requiredInstructionSet = null; 6823 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 6824 requiredInstructionSet = VMRuntime.getInstructionSet( 6825 scannedPackage.applicationInfo.primaryCpuAbi); 6826 } 6827 6828 PackageSetting requirer = null; 6829 for (PackageSetting ps : packagesForUser) { 6830 // If packagesForUser contains scannedPackage, we skip it. This will happen 6831 // when scannedPackage is an update of an existing package. Without this check, 6832 // we will never be able to change the ABI of any package belonging to a shared 6833 // user, even if it's compatible with other packages. 6834 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 6835 if (ps.primaryCpuAbiString == null) { 6836 continue; 6837 } 6838 6839 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 6840 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 6841 // We have a mismatch between instruction sets (say arm vs arm64) warn about 6842 // this but there's not much we can do. 6843 String errorMessage = "Instruction set mismatch, " 6844 + ((requirer == null) ? "[caller]" : requirer) 6845 + " requires " + requiredInstructionSet + " whereas " + ps 6846 + " requires " + instructionSet; 6847 Slog.w(TAG, errorMessage); 6848 } 6849 6850 if (requiredInstructionSet == null) { 6851 requiredInstructionSet = instructionSet; 6852 requirer = ps; 6853 } 6854 } 6855 } 6856 6857 if (requiredInstructionSet != null) { 6858 String adjustedAbi; 6859 if (requirer != null) { 6860 // requirer != null implies that either scannedPackage was null or that scannedPackage 6861 // did not require an ABI, in which case we have to adjust scannedPackage to match 6862 // the ABI of the set (which is the same as requirer's ABI) 6863 adjustedAbi = requirer.primaryCpuAbiString; 6864 if (scannedPackage != null) { 6865 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 6866 } 6867 } else { 6868 // requirer == null implies that we're updating all ABIs in the set to 6869 // match scannedPackage. 6870 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 6871 } 6872 6873 for (PackageSetting ps : packagesForUser) { 6874 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 6875 if (ps.primaryCpuAbiString != null) { 6876 continue; 6877 } 6878 6879 ps.primaryCpuAbiString = adjustedAbi; 6880 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 6881 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 6882 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 6883 6884 int result = mPackageDexOptimizer.performDexOpt(ps.pkg, 6885 null /* instruction sets */, forceDexOpt, deferDexOpt, true); 6886 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6887 ps.primaryCpuAbiString = null; 6888 ps.pkg.applicationInfo.primaryCpuAbi = null; 6889 return; 6890 } else { 6891 mInstaller.rmdex(ps.codePathString, 6892 getDexCodeInstructionSet(getPreferredInstructionSet())); 6893 } 6894 } 6895 } 6896 } 6897 } 6898 } 6899 6900 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 6901 synchronized (mPackages) { 6902 mResolverReplaced = true; 6903 // Set up information for custom user intent resolution activity. 6904 mResolveActivity.applicationInfo = pkg.applicationInfo; 6905 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 6906 mResolveActivity.packageName = pkg.applicationInfo.packageName; 6907 mResolveActivity.processName = pkg.applicationInfo.packageName; 6908 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6909 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 6910 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 6911 mResolveActivity.theme = 0; 6912 mResolveActivity.exported = true; 6913 mResolveActivity.enabled = true; 6914 mResolveInfo.activityInfo = mResolveActivity; 6915 mResolveInfo.priority = 0; 6916 mResolveInfo.preferredOrder = 0; 6917 mResolveInfo.match = 0; 6918 mResolveComponentName = mCustomResolverComponentName; 6919 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 6920 mResolveComponentName); 6921 } 6922 } 6923 6924 private static String calculateBundledApkRoot(final String codePathString) { 6925 final File codePath = new File(codePathString); 6926 final File codeRoot; 6927 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 6928 codeRoot = Environment.getRootDirectory(); 6929 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 6930 codeRoot = Environment.getOemDirectory(); 6931 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 6932 codeRoot = Environment.getVendorDirectory(); 6933 } else { 6934 // Unrecognized code path; take its top real segment as the apk root: 6935 // e.g. /something/app/blah.apk => /something 6936 try { 6937 File f = codePath.getCanonicalFile(); 6938 File parent = f.getParentFile(); // non-null because codePath is a file 6939 File tmp; 6940 while ((tmp = parent.getParentFile()) != null) { 6941 f = parent; 6942 parent = tmp; 6943 } 6944 codeRoot = f; 6945 Slog.w(TAG, "Unrecognized code path " 6946 + codePath + " - using " + codeRoot); 6947 } catch (IOException e) { 6948 // Can't canonicalize the code path -- shenanigans? 6949 Slog.w(TAG, "Can't canonicalize code path " + codePath); 6950 return Environment.getRootDirectory().getPath(); 6951 } 6952 } 6953 return codeRoot.getPath(); 6954 } 6955 6956 /** 6957 * Derive and set the location of native libraries for the given package, 6958 * which varies depending on where and how the package was installed. 6959 */ 6960 private void setNativeLibraryPaths(PackageParser.Package pkg) { 6961 final ApplicationInfo info = pkg.applicationInfo; 6962 final String codePath = pkg.codePath; 6963 final File codeFile = new File(codePath); 6964 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 6965 final boolean asecApp = info.isForwardLocked() || isExternal(info); 6966 6967 info.nativeLibraryRootDir = null; 6968 info.nativeLibraryRootRequiresIsa = false; 6969 info.nativeLibraryDir = null; 6970 info.secondaryNativeLibraryDir = null; 6971 6972 if (isApkFile(codeFile)) { 6973 // Monolithic install 6974 if (bundledApp) { 6975 // If "/system/lib64/apkname" exists, assume that is the per-package 6976 // native library directory to use; otherwise use "/system/lib/apkname". 6977 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 6978 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 6979 getPrimaryInstructionSet(info)); 6980 6981 // This is a bundled system app so choose the path based on the ABI. 6982 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 6983 // is just the default path. 6984 final String apkName = deriveCodePathName(codePath); 6985 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 6986 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 6987 apkName).getAbsolutePath(); 6988 6989 if (info.secondaryCpuAbi != null) { 6990 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 6991 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 6992 secondaryLibDir, apkName).getAbsolutePath(); 6993 } 6994 } else if (asecApp) { 6995 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 6996 .getAbsolutePath(); 6997 } else { 6998 final String apkName = deriveCodePathName(codePath); 6999 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 7000 .getAbsolutePath(); 7001 } 7002 7003 info.nativeLibraryRootRequiresIsa = false; 7004 info.nativeLibraryDir = info.nativeLibraryRootDir; 7005 } else { 7006 // Cluster install 7007 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 7008 info.nativeLibraryRootRequiresIsa = true; 7009 7010 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 7011 getPrimaryInstructionSet(info)).getAbsolutePath(); 7012 7013 if (info.secondaryCpuAbi != null) { 7014 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 7015 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 7016 } 7017 } 7018 } 7019 7020 /** 7021 * Calculate the abis and roots for a bundled app. These can uniquely 7022 * be determined from the contents of the system partition, i.e whether 7023 * it contains 64 or 32 bit shared libraries etc. We do not validate any 7024 * of this information, and instead assume that the system was built 7025 * sensibly. 7026 */ 7027 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 7028 PackageSetting pkgSetting) { 7029 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 7030 7031 // If "/system/lib64/apkname" exists, assume that is the per-package 7032 // native library directory to use; otherwise use "/system/lib/apkname". 7033 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 7034 setBundledAppAbi(pkg, apkRoot, apkName); 7035 // pkgSetting might be null during rescan following uninstall of updates 7036 // to a bundled app, so accommodate that possibility. The settings in 7037 // that case will be established later from the parsed package. 7038 // 7039 // If the settings aren't null, sync them up with what we've just derived. 7040 // note that apkRoot isn't stored in the package settings. 7041 if (pkgSetting != null) { 7042 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7043 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7044 } 7045 } 7046 7047 /** 7048 * Deduces the ABI of a bundled app and sets the relevant fields on the 7049 * parsed pkg object. 7050 * 7051 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 7052 * under which system libraries are installed. 7053 * @param apkName the name of the installed package. 7054 */ 7055 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 7056 final File codeFile = new File(pkg.codePath); 7057 7058 final boolean has64BitLibs; 7059 final boolean has32BitLibs; 7060 if (isApkFile(codeFile)) { 7061 // Monolithic install 7062 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 7063 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 7064 } else { 7065 // Cluster install 7066 final File rootDir = new File(codeFile, LIB_DIR_NAME); 7067 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 7068 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 7069 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 7070 has64BitLibs = (new File(rootDir, isa)).exists(); 7071 } else { 7072 has64BitLibs = false; 7073 } 7074 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 7075 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 7076 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 7077 has32BitLibs = (new File(rootDir, isa)).exists(); 7078 } else { 7079 has32BitLibs = false; 7080 } 7081 } 7082 7083 if (has64BitLibs && !has32BitLibs) { 7084 // The package has 64 bit libs, but not 32 bit libs. Its primary 7085 // ABI should be 64 bit. We can safely assume here that the bundled 7086 // native libraries correspond to the most preferred ABI in the list. 7087 7088 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7089 pkg.applicationInfo.secondaryCpuAbi = null; 7090 } else if (has32BitLibs && !has64BitLibs) { 7091 // The package has 32 bit libs but not 64 bit libs. Its primary 7092 // ABI should be 32 bit. 7093 7094 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7095 pkg.applicationInfo.secondaryCpuAbi = null; 7096 } else if (has32BitLibs && has64BitLibs) { 7097 // The application has both 64 and 32 bit bundled libraries. We check 7098 // here that the app declares multiArch support, and warn if it doesn't. 7099 // 7100 // We will be lenient here and record both ABIs. The primary will be the 7101 // ABI that's higher on the list, i.e, a device that's configured to prefer 7102 // 64 bit apps will see a 64 bit primary ABI, 7103 7104 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 7105 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 7106 } 7107 7108 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 7109 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7110 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7111 } else { 7112 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7113 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7114 } 7115 } else { 7116 pkg.applicationInfo.primaryCpuAbi = null; 7117 pkg.applicationInfo.secondaryCpuAbi = null; 7118 } 7119 } 7120 7121 private void killApplication(String pkgName, int appId, String reason) { 7122 // Request the ActivityManager to kill the process(only for existing packages) 7123 // so that we do not end up in a confused state while the user is still using the older 7124 // version of the application while the new one gets installed. 7125 IActivityManager am = ActivityManagerNative.getDefault(); 7126 if (am != null) { 7127 try { 7128 am.killApplicationWithAppId(pkgName, appId, reason); 7129 } catch (RemoteException e) { 7130 } 7131 } 7132 } 7133 7134 void removePackageLI(PackageSetting ps, boolean chatty) { 7135 if (DEBUG_INSTALL) { 7136 if (chatty) 7137 Log.d(TAG, "Removing package " + ps.name); 7138 } 7139 7140 // writer 7141 synchronized (mPackages) { 7142 mPackages.remove(ps.name); 7143 final PackageParser.Package pkg = ps.pkg; 7144 if (pkg != null) { 7145 cleanPackageDataStructuresLILPw(pkg, chatty); 7146 } 7147 } 7148 } 7149 7150 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 7151 if (DEBUG_INSTALL) { 7152 if (chatty) 7153 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 7154 } 7155 7156 // writer 7157 synchronized (mPackages) { 7158 mPackages.remove(pkg.applicationInfo.packageName); 7159 cleanPackageDataStructuresLILPw(pkg, chatty); 7160 } 7161 } 7162 7163 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 7164 int N = pkg.providers.size(); 7165 StringBuilder r = null; 7166 int i; 7167 for (i=0; i<N; i++) { 7168 PackageParser.Provider p = pkg.providers.get(i); 7169 mProviders.removeProvider(p); 7170 if (p.info.authority == null) { 7171 7172 /* There was another ContentProvider with this authority when 7173 * this app was installed so this authority is null, 7174 * Ignore it as we don't have to unregister the provider. 7175 */ 7176 continue; 7177 } 7178 String names[] = p.info.authority.split(";"); 7179 for (int j = 0; j < names.length; j++) { 7180 if (mProvidersByAuthority.get(names[j]) == p) { 7181 mProvidersByAuthority.remove(names[j]); 7182 if (DEBUG_REMOVE) { 7183 if (chatty) 7184 Log.d(TAG, "Unregistered content provider: " + names[j] 7185 + ", className = " + p.info.name + ", isSyncable = " 7186 + p.info.isSyncable); 7187 } 7188 } 7189 } 7190 if (DEBUG_REMOVE && chatty) { 7191 if (r == null) { 7192 r = new StringBuilder(256); 7193 } else { 7194 r.append(' '); 7195 } 7196 r.append(p.info.name); 7197 } 7198 } 7199 if (r != null) { 7200 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 7201 } 7202 7203 N = pkg.services.size(); 7204 r = null; 7205 for (i=0; i<N; i++) { 7206 PackageParser.Service s = pkg.services.get(i); 7207 mServices.removeService(s); 7208 if (chatty) { 7209 if (r == null) { 7210 r = new StringBuilder(256); 7211 } else { 7212 r.append(' '); 7213 } 7214 r.append(s.info.name); 7215 } 7216 } 7217 if (r != null) { 7218 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 7219 } 7220 7221 N = pkg.receivers.size(); 7222 r = null; 7223 for (i=0; i<N; i++) { 7224 PackageParser.Activity a = pkg.receivers.get(i); 7225 mReceivers.removeActivity(a, "receiver"); 7226 if (DEBUG_REMOVE && chatty) { 7227 if (r == null) { 7228 r = new StringBuilder(256); 7229 } else { 7230 r.append(' '); 7231 } 7232 r.append(a.info.name); 7233 } 7234 } 7235 if (r != null) { 7236 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 7237 } 7238 7239 N = pkg.activities.size(); 7240 r = null; 7241 for (i=0; i<N; i++) { 7242 PackageParser.Activity a = pkg.activities.get(i); 7243 mActivities.removeActivity(a, "activity"); 7244 if (DEBUG_REMOVE && chatty) { 7245 if (r == null) { 7246 r = new StringBuilder(256); 7247 } else { 7248 r.append(' '); 7249 } 7250 r.append(a.info.name); 7251 } 7252 } 7253 if (r != null) { 7254 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 7255 } 7256 7257 N = pkg.permissions.size(); 7258 r = null; 7259 for (i=0; i<N; i++) { 7260 PackageParser.Permission p = pkg.permissions.get(i); 7261 BasePermission bp = mSettings.mPermissions.get(p.info.name); 7262 if (bp == null) { 7263 bp = mSettings.mPermissionTrees.get(p.info.name); 7264 } 7265 if (bp != null && bp.perm == p) { 7266 bp.perm = null; 7267 if (DEBUG_REMOVE && chatty) { 7268 if (r == null) { 7269 r = new StringBuilder(256); 7270 } else { 7271 r.append(' '); 7272 } 7273 r.append(p.info.name); 7274 } 7275 } 7276 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7277 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 7278 if (appOpPerms != null) { 7279 appOpPerms.remove(pkg.packageName); 7280 } 7281 } 7282 } 7283 if (r != null) { 7284 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 7285 } 7286 7287 N = pkg.requestedPermissions.size(); 7288 r = null; 7289 for (i=0; i<N; i++) { 7290 String perm = pkg.requestedPermissions.get(i); 7291 BasePermission bp = mSettings.mPermissions.get(perm); 7292 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7293 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 7294 if (appOpPerms != null) { 7295 appOpPerms.remove(pkg.packageName); 7296 if (appOpPerms.isEmpty()) { 7297 mAppOpPermissionPackages.remove(perm); 7298 } 7299 } 7300 } 7301 } 7302 if (r != null) { 7303 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 7304 } 7305 7306 N = pkg.instrumentation.size(); 7307 r = null; 7308 for (i=0; i<N; i++) { 7309 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7310 mInstrumentation.remove(a.getComponentName()); 7311 if (DEBUG_REMOVE && chatty) { 7312 if (r == null) { 7313 r = new StringBuilder(256); 7314 } else { 7315 r.append(' '); 7316 } 7317 r.append(a.info.name); 7318 } 7319 } 7320 if (r != null) { 7321 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 7322 } 7323 7324 r = null; 7325 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7326 // Only system apps can hold shared libraries. 7327 if (pkg.libraryNames != null) { 7328 for (i=0; i<pkg.libraryNames.size(); i++) { 7329 String name = pkg.libraryNames.get(i); 7330 SharedLibraryEntry cur = mSharedLibraries.get(name); 7331 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 7332 mSharedLibraries.remove(name); 7333 if (DEBUG_REMOVE && chatty) { 7334 if (r == null) { 7335 r = new StringBuilder(256); 7336 } else { 7337 r.append(' '); 7338 } 7339 r.append(name); 7340 } 7341 } 7342 } 7343 } 7344 } 7345 if (r != null) { 7346 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 7347 } 7348 } 7349 7350 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 7351 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 7352 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 7353 return true; 7354 } 7355 } 7356 return false; 7357 } 7358 7359 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 7360 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 7361 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 7362 7363 private void updatePermissionsLPw(String changingPkg, 7364 PackageParser.Package pkgInfo, int flags) { 7365 // Make sure there are no dangling permission trees. 7366 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 7367 while (it.hasNext()) { 7368 final BasePermission bp = it.next(); 7369 if (bp.packageSetting == null) { 7370 // We may not yet have parsed the package, so just see if 7371 // we still know about its settings. 7372 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 7373 } 7374 if (bp.packageSetting == null) { 7375 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 7376 + " from package " + bp.sourcePackage); 7377 it.remove(); 7378 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 7379 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 7380 Slog.i(TAG, "Removing old permission tree: " + bp.name 7381 + " from package " + bp.sourcePackage); 7382 flags |= UPDATE_PERMISSIONS_ALL; 7383 it.remove(); 7384 } 7385 } 7386 } 7387 7388 // Make sure all dynamic permissions have been assigned to a package, 7389 // and make sure there are no dangling permissions. 7390 it = mSettings.mPermissions.values().iterator(); 7391 while (it.hasNext()) { 7392 final BasePermission bp = it.next(); 7393 if (bp.type == BasePermission.TYPE_DYNAMIC) { 7394 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 7395 + bp.name + " pkg=" + bp.sourcePackage 7396 + " info=" + bp.pendingInfo); 7397 if (bp.packageSetting == null && bp.pendingInfo != null) { 7398 final BasePermission tree = findPermissionTreeLP(bp.name); 7399 if (tree != null && tree.perm != null) { 7400 bp.packageSetting = tree.packageSetting; 7401 bp.perm = new PackageParser.Permission(tree.perm.owner, 7402 new PermissionInfo(bp.pendingInfo)); 7403 bp.perm.info.packageName = tree.perm.info.packageName; 7404 bp.perm.info.name = bp.name; 7405 bp.uid = tree.uid; 7406 } 7407 } 7408 } 7409 if (bp.packageSetting == null) { 7410 // We may not yet have parsed the package, so just see if 7411 // we still know about its settings. 7412 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 7413 } 7414 if (bp.packageSetting == null) { 7415 Slog.w(TAG, "Removing dangling permission: " + bp.name 7416 + " from package " + bp.sourcePackage); 7417 it.remove(); 7418 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 7419 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 7420 Slog.i(TAG, "Removing old permission: " + bp.name 7421 + " from package " + bp.sourcePackage); 7422 flags |= UPDATE_PERMISSIONS_ALL; 7423 it.remove(); 7424 } 7425 } 7426 } 7427 7428 // Now update the permissions for all packages, in particular 7429 // replace the granted permissions of the system packages. 7430 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 7431 for (PackageParser.Package pkg : mPackages.values()) { 7432 if (pkg != pkgInfo) { 7433 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0, 7434 changingPkg); 7435 } 7436 } 7437 } 7438 7439 if (pkgInfo != null) { 7440 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0, changingPkg); 7441 } 7442 } 7443 7444 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 7445 String packageOfInterest) { 7446 // IMPORTANT: There are two types of permissions: install and runtime. 7447 // Install time permissions are granted when the app is installed to 7448 // all device users and users added in the future. Runtime permissions 7449 // are granted at runtime explicitly to specific users. Normal and signature 7450 // protected permissions are install time permissions. Dangerous permissions 7451 // are install permissions if the app's target SDK is Lollipop MR1 or older, 7452 // otherwise they are runtime permissions. This function does not manage 7453 // runtime permissions except for the case an app targeting Lollipop MR1 7454 // being upgraded to target a newer SDK, in which case dangerous permissions 7455 // are transformed from install time to runtime ones. 7456 7457 final PackageSetting ps = (PackageSetting) pkg.mExtras; 7458 if (ps == null) { 7459 return; 7460 } 7461 7462 PermissionsState permissionsState = ps.getPermissionsState(); 7463 PermissionsState origPermissions = permissionsState; 7464 7465 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 7466 7467 int[] upgradeUserIds = PermissionsState.USERS_NONE; 7468 int[] changedRuntimePermissionUserIds = PermissionsState.USERS_NONE; 7469 7470 boolean changedInstallPermission = false; 7471 7472 if (replace) { 7473 ps.installPermissionsFixed = false; 7474 if (!ps.isSharedUser()) { 7475 origPermissions = new PermissionsState(permissionsState); 7476 permissionsState.reset(); 7477 } 7478 } 7479 7480 permissionsState.setGlobalGids(mGlobalGids); 7481 7482 final int N = pkg.requestedPermissions.size(); 7483 for (int i=0; i<N; i++) { 7484 final String name = pkg.requestedPermissions.get(i); 7485 final BasePermission bp = mSettings.mPermissions.get(name); 7486 7487 if (DEBUG_INSTALL) { 7488 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 7489 } 7490 7491 if (bp == null || bp.packageSetting == null) { 7492 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 7493 Slog.w(TAG, "Unknown permission " + name 7494 + " in package " + pkg.packageName); 7495 } 7496 continue; 7497 } 7498 7499 final String perm = bp.name; 7500 boolean allowedSig = false; 7501 int grant = GRANT_DENIED; 7502 7503 // Keep track of app op permissions. 7504 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7505 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 7506 if (pkgs == null) { 7507 pkgs = new ArraySet<>(); 7508 mAppOpPermissionPackages.put(bp.name, pkgs); 7509 } 7510 pkgs.add(pkg.packageName); 7511 } 7512 7513 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 7514 switch (level) { 7515 case PermissionInfo.PROTECTION_NORMAL: { 7516 // For all apps normal permissions are install time ones. 7517 grant = GRANT_INSTALL; 7518 } break; 7519 7520 case PermissionInfo.PROTECTION_DANGEROUS: { 7521 if (!RUNTIME_PERMISSIONS_ENABLED 7522 || pkg.applicationInfo.targetSdkVersion 7523 <= Build.VERSION_CODES.LOLLIPOP_MR1) { 7524 // For legacy apps dangerous permissions are install time ones. 7525 grant = GRANT_INSTALL; 7526 } else if (ps.isSystem()) { 7527 final int[] updatedUserIds = ps.getPermissionsUpdatedForUserIds(); 7528 if (origPermissions.hasInstallPermission(bp.name)) { 7529 // If a system app had an install permission, then the app was 7530 // upgraded and we grant the permissions as runtime to all users. 7531 grant = GRANT_UPGRADE; 7532 upgradeUserIds = currentUserIds; 7533 } else if (!Arrays.equals(updatedUserIds, currentUserIds)) { 7534 // If users changed since the last permissions update for a 7535 // system app, we grant the permission as runtime to the new users. 7536 grant = GRANT_UPGRADE; 7537 upgradeUserIds = currentUserIds; 7538 for (int userId : updatedUserIds) { 7539 upgradeUserIds = ArrayUtils.removeInt(upgradeUserIds, userId); 7540 } 7541 } else { 7542 // Otherwise, we grant the permission as runtime if the app 7543 // already had it, i.e. we preserve runtime permissions. 7544 grant = GRANT_RUNTIME; 7545 } 7546 } else if (origPermissions.hasInstallPermission(bp.name)) { 7547 // For legacy apps that became modern, install becomes runtime. 7548 grant = GRANT_UPGRADE; 7549 upgradeUserIds = currentUserIds; 7550 } else if (replace) { 7551 // For upgraded modern apps keep runtime permissions unchanged. 7552 grant = GRANT_RUNTIME; 7553 } 7554 } break; 7555 7556 case PermissionInfo.PROTECTION_SIGNATURE: { 7557 // For all apps signature permissions are install time ones. 7558 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 7559 if (allowedSig) { 7560 grant = GRANT_INSTALL; 7561 } 7562 } break; 7563 } 7564 7565 if (DEBUG_INSTALL) { 7566 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 7567 } 7568 7569 if (grant != GRANT_DENIED) { 7570 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 7571 // If this is an existing, non-system package, then 7572 // we can't add any new permissions to it. 7573 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 7574 // Except... if this is a permission that was added 7575 // to the platform (note: need to only do this when 7576 // updating the platform). 7577 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 7578 grant = GRANT_DENIED; 7579 } 7580 } 7581 } 7582 7583 switch (grant) { 7584 case GRANT_INSTALL: { 7585 // Grant an install permission. 7586 if (permissionsState.grantInstallPermission(bp) != 7587 PermissionsState.PERMISSION_OPERATION_FAILURE) { 7588 changedInstallPermission = true; 7589 } 7590 } break; 7591 7592 case GRANT_RUNTIME: { 7593 // Grant previously granted runtime permissions. 7594 for (int userId : UserManagerService.getInstance().getUserIds()) { 7595 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 7596 if (permissionsState.grantRuntimePermission(bp, userId) == 7597 PermissionsState.PERMISSION_OPERATION_FAILURE) { 7598 // If we cannot put the permission as it was, we have to write. 7599 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 7600 changedRuntimePermissionUserIds, userId); 7601 } 7602 } 7603 } 7604 } break; 7605 7606 case GRANT_UPGRADE: { 7607 // Grant runtime permissions for a previously held install permission. 7608 permissionsState.revokeInstallPermission(bp); 7609 for (int userId : upgradeUserIds) { 7610 if (permissionsState.grantRuntimePermission(bp, userId) != 7611 PermissionsState.PERMISSION_OPERATION_FAILURE) { 7612 // If we granted the permission, we have to write. 7613 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 7614 changedRuntimePermissionUserIds, userId); 7615 } 7616 } 7617 } break; 7618 7619 default: { 7620 if (packageOfInterest == null 7621 || packageOfInterest.equals(pkg.packageName)) { 7622 Slog.w(TAG, "Not granting permission " + perm 7623 + " to package " + pkg.packageName 7624 + " because it was previously installed without"); 7625 } 7626 } break; 7627 } 7628 } else { 7629 if (permissionsState.revokeInstallPermission(bp) != 7630 PermissionsState.PERMISSION_OPERATION_FAILURE) { 7631 changedInstallPermission = true; 7632 Slog.i(TAG, "Un-granting permission " + perm 7633 + " from package " + pkg.packageName 7634 + " (protectionLevel=" + bp.protectionLevel 7635 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 7636 + ")"); 7637 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 7638 // Don't print warning for app op permissions, since it is fine for them 7639 // not to be granted, there is a UI for the user to decide. 7640 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 7641 Slog.w(TAG, "Not granting permission " + perm 7642 + " to package " + pkg.packageName 7643 + " (protectionLevel=" + bp.protectionLevel 7644 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 7645 + ")"); 7646 } 7647 } 7648 } 7649 } 7650 7651 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 7652 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 7653 // This is the first that we have heard about this package, so the 7654 // permissions we have now selected are fixed until explicitly 7655 // changed. 7656 ps.installPermissionsFixed = true; 7657 } 7658 7659 ps.setPermissionsUpdatedForUserIds(currentUserIds); 7660 7661 // Persist the runtime permissions state for users with changes. 7662 if (RUNTIME_PERMISSIONS_ENABLED) { 7663 for (int userId : changedRuntimePermissionUserIds) { 7664 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 7665 } 7666 } 7667 } 7668 7669 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 7670 boolean allowed = false; 7671 final int NP = PackageParser.NEW_PERMISSIONS.length; 7672 for (int ip=0; ip<NP; ip++) { 7673 final PackageParser.NewPermissionInfo npi 7674 = PackageParser.NEW_PERMISSIONS[ip]; 7675 if (npi.name.equals(perm) 7676 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 7677 allowed = true; 7678 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 7679 + pkg.packageName); 7680 break; 7681 } 7682 } 7683 return allowed; 7684 } 7685 7686 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 7687 BasePermission bp, PermissionsState origPermissions) { 7688 boolean allowed; 7689 allowed = (compareSignatures( 7690 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 7691 == PackageManager.SIGNATURE_MATCH) 7692 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 7693 == PackageManager.SIGNATURE_MATCH); 7694 if (!allowed && (bp.protectionLevel 7695 & PermissionInfo.PROTECTION_FLAG_SYSTEM) != 0) { 7696 if (isSystemApp(pkg)) { 7697 // For updated system applications, a system permission 7698 // is granted only if it had been defined by the original application. 7699 if (pkg.isUpdatedSystemApp()) { 7700 final PackageSetting sysPs = mSettings 7701 .getDisabledSystemPkgLPr(pkg.packageName); 7702 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 7703 // If the original was granted this permission, we take 7704 // that grant decision as read and propagate it to the 7705 // update. 7706 if (sysPs.isPrivileged()) { 7707 allowed = true; 7708 } 7709 } else { 7710 // The system apk may have been updated with an older 7711 // version of the one on the data partition, but which 7712 // granted a new system permission that it didn't have 7713 // before. In this case we do want to allow the app to 7714 // now get the new permission if the ancestral apk is 7715 // privileged to get it. 7716 if (sysPs.pkg != null && sysPs.isPrivileged()) { 7717 for (int j=0; 7718 j<sysPs.pkg.requestedPermissions.size(); j++) { 7719 if (perm.equals( 7720 sysPs.pkg.requestedPermissions.get(j))) { 7721 allowed = true; 7722 break; 7723 } 7724 } 7725 } 7726 } 7727 } else { 7728 allowed = isPrivilegedApp(pkg); 7729 } 7730 } 7731 } 7732 if (!allowed && (bp.protectionLevel 7733 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 7734 // For development permissions, a development permission 7735 // is granted only if it was already granted. 7736 allowed = origPermissions.hasInstallPermission(perm); 7737 } 7738 return allowed; 7739 } 7740 7741 final class ActivityIntentResolver 7742 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 7743 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 7744 boolean defaultOnly, int userId) { 7745 if (!sUserManager.exists(userId)) return null; 7746 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 7747 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 7748 } 7749 7750 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 7751 int userId) { 7752 if (!sUserManager.exists(userId)) return null; 7753 mFlags = flags; 7754 return super.queryIntent(intent, resolvedType, 7755 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 7756 } 7757 7758 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 7759 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 7760 if (!sUserManager.exists(userId)) return null; 7761 if (packageActivities == null) { 7762 return null; 7763 } 7764 mFlags = flags; 7765 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 7766 final int N = packageActivities.size(); 7767 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 7768 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 7769 7770 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 7771 for (int i = 0; i < N; ++i) { 7772 intentFilters = packageActivities.get(i).intents; 7773 if (intentFilters != null && intentFilters.size() > 0) { 7774 PackageParser.ActivityIntentInfo[] array = 7775 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 7776 intentFilters.toArray(array); 7777 listCut.add(array); 7778 } 7779 } 7780 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 7781 } 7782 7783 public final void addActivity(PackageParser.Activity a, String type) { 7784 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 7785 mActivities.put(a.getComponentName(), a); 7786 if (DEBUG_SHOW_INFO) 7787 Log.v( 7788 TAG, " " + type + " " + 7789 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 7790 if (DEBUG_SHOW_INFO) 7791 Log.v(TAG, " Class=" + a.info.name); 7792 final int NI = a.intents.size(); 7793 for (int j=0; j<NI; j++) { 7794 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 7795 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 7796 intent.setPriority(0); 7797 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 7798 + a.className + " with priority > 0, forcing to 0"); 7799 } 7800 if (DEBUG_SHOW_INFO) { 7801 Log.v(TAG, " IntentFilter:"); 7802 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7803 } 7804 if (!intent.debugCheck()) { 7805 Log.w(TAG, "==> For Activity " + a.info.name); 7806 } 7807 addFilter(intent); 7808 } 7809 } 7810 7811 public final void removeActivity(PackageParser.Activity a, String type) { 7812 mActivities.remove(a.getComponentName()); 7813 if (DEBUG_SHOW_INFO) { 7814 Log.v(TAG, " " + type + " " 7815 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 7816 : a.info.name) + ":"); 7817 Log.v(TAG, " Class=" + a.info.name); 7818 } 7819 final int NI = a.intents.size(); 7820 for (int j=0; j<NI; j++) { 7821 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 7822 if (DEBUG_SHOW_INFO) { 7823 Log.v(TAG, " IntentFilter:"); 7824 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7825 } 7826 removeFilter(intent); 7827 } 7828 } 7829 7830 @Override 7831 protected boolean allowFilterResult( 7832 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 7833 ActivityInfo filterAi = filter.activity.info; 7834 for (int i=dest.size()-1; i>=0; i--) { 7835 ActivityInfo destAi = dest.get(i).activityInfo; 7836 if (destAi.name == filterAi.name 7837 && destAi.packageName == filterAi.packageName) { 7838 return false; 7839 } 7840 } 7841 return true; 7842 } 7843 7844 @Override 7845 protected ActivityIntentInfo[] newArray(int size) { 7846 return new ActivityIntentInfo[size]; 7847 } 7848 7849 @Override 7850 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 7851 if (!sUserManager.exists(userId)) return true; 7852 PackageParser.Package p = filter.activity.owner; 7853 if (p != null) { 7854 PackageSetting ps = (PackageSetting)p.mExtras; 7855 if (ps != null) { 7856 // System apps are never considered stopped for purposes of 7857 // filtering, because there may be no way for the user to 7858 // actually re-launch them. 7859 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 7860 && ps.getStopped(userId); 7861 } 7862 } 7863 return false; 7864 } 7865 7866 @Override 7867 protected boolean isPackageForFilter(String packageName, 7868 PackageParser.ActivityIntentInfo info) { 7869 return packageName.equals(info.activity.owner.packageName); 7870 } 7871 7872 @Override 7873 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 7874 int match, int userId) { 7875 if (!sUserManager.exists(userId)) return null; 7876 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 7877 return null; 7878 } 7879 final PackageParser.Activity activity = info.activity; 7880 if (mSafeMode && (activity.info.applicationInfo.flags 7881 &ApplicationInfo.FLAG_SYSTEM) == 0) { 7882 return null; 7883 } 7884 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 7885 if (ps == null) { 7886 return null; 7887 } 7888 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 7889 ps.readUserState(userId), userId); 7890 if (ai == null) { 7891 return null; 7892 } 7893 final ResolveInfo res = new ResolveInfo(); 7894 res.activityInfo = ai; 7895 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 7896 res.filter = info; 7897 } 7898 if (info != null) { 7899 res.handleAllWebDataURI = info.handleAllWebDataURI(); 7900 } 7901 res.priority = info.getPriority(); 7902 res.preferredOrder = activity.owner.mPreferredOrder; 7903 //System.out.println("Result: " + res.activityInfo.className + 7904 // " = " + res.priority); 7905 res.match = match; 7906 res.isDefault = info.hasDefault; 7907 res.labelRes = info.labelRes; 7908 res.nonLocalizedLabel = info.nonLocalizedLabel; 7909 if (userNeedsBadging(userId)) { 7910 res.noResourceId = true; 7911 } else { 7912 res.icon = info.icon; 7913 } 7914 res.system = res.activityInfo.applicationInfo.isSystemApp(); 7915 return res; 7916 } 7917 7918 @Override 7919 protected void sortResults(List<ResolveInfo> results) { 7920 Collections.sort(results, mResolvePrioritySorter); 7921 } 7922 7923 @Override 7924 protected void dumpFilter(PrintWriter out, String prefix, 7925 PackageParser.ActivityIntentInfo filter) { 7926 out.print(prefix); out.print( 7927 Integer.toHexString(System.identityHashCode(filter.activity))); 7928 out.print(' '); 7929 filter.activity.printComponentShortName(out); 7930 out.print(" filter "); 7931 out.println(Integer.toHexString(System.identityHashCode(filter))); 7932 } 7933 7934 @Override 7935 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 7936 return filter.activity; 7937 } 7938 7939 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 7940 PackageParser.Activity activity = (PackageParser.Activity)label; 7941 out.print(prefix); out.print( 7942 Integer.toHexString(System.identityHashCode(activity))); 7943 out.print(' '); 7944 activity.printComponentShortName(out); 7945 if (count > 1) { 7946 out.print(" ("); out.print(count); out.print(" filters)"); 7947 } 7948 out.println(); 7949 } 7950 7951// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 7952// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 7953// final List<ResolveInfo> retList = Lists.newArrayList(); 7954// while (i.hasNext()) { 7955// final ResolveInfo resolveInfo = i.next(); 7956// if (isEnabledLP(resolveInfo.activityInfo)) { 7957// retList.add(resolveInfo); 7958// } 7959// } 7960// return retList; 7961// } 7962 7963 // Keys are String (activity class name), values are Activity. 7964 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 7965 = new ArrayMap<ComponentName, PackageParser.Activity>(); 7966 private int mFlags; 7967 } 7968 7969 private final class ServiceIntentResolver 7970 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 7971 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 7972 boolean defaultOnly, int userId) { 7973 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 7974 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 7975 } 7976 7977 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 7978 int userId) { 7979 if (!sUserManager.exists(userId)) return null; 7980 mFlags = flags; 7981 return super.queryIntent(intent, resolvedType, 7982 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 7983 } 7984 7985 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 7986 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 7987 if (!sUserManager.exists(userId)) return null; 7988 if (packageServices == null) { 7989 return null; 7990 } 7991 mFlags = flags; 7992 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 7993 final int N = packageServices.size(); 7994 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 7995 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 7996 7997 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 7998 for (int i = 0; i < N; ++i) { 7999 intentFilters = packageServices.get(i).intents; 8000 if (intentFilters != null && intentFilters.size() > 0) { 8001 PackageParser.ServiceIntentInfo[] array = 8002 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 8003 intentFilters.toArray(array); 8004 listCut.add(array); 8005 } 8006 } 8007 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8008 } 8009 8010 public final void addService(PackageParser.Service s) { 8011 mServices.put(s.getComponentName(), s); 8012 if (DEBUG_SHOW_INFO) { 8013 Log.v(TAG, " " 8014 + (s.info.nonLocalizedLabel != null 8015 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8016 Log.v(TAG, " Class=" + s.info.name); 8017 } 8018 final int NI = s.intents.size(); 8019 int j; 8020 for (j=0; j<NI; j++) { 8021 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8022 if (DEBUG_SHOW_INFO) { 8023 Log.v(TAG, " IntentFilter:"); 8024 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8025 } 8026 if (!intent.debugCheck()) { 8027 Log.w(TAG, "==> For Service " + s.info.name); 8028 } 8029 addFilter(intent); 8030 } 8031 } 8032 8033 public final void removeService(PackageParser.Service s) { 8034 mServices.remove(s.getComponentName()); 8035 if (DEBUG_SHOW_INFO) { 8036 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 8037 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8038 Log.v(TAG, " Class=" + s.info.name); 8039 } 8040 final int NI = s.intents.size(); 8041 int j; 8042 for (j=0; j<NI; j++) { 8043 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8044 if (DEBUG_SHOW_INFO) { 8045 Log.v(TAG, " IntentFilter:"); 8046 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8047 } 8048 removeFilter(intent); 8049 } 8050 } 8051 8052 @Override 8053 protected boolean allowFilterResult( 8054 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 8055 ServiceInfo filterSi = filter.service.info; 8056 for (int i=dest.size()-1; i>=0; i--) { 8057 ServiceInfo destAi = dest.get(i).serviceInfo; 8058 if (destAi.name == filterSi.name 8059 && destAi.packageName == filterSi.packageName) { 8060 return false; 8061 } 8062 } 8063 return true; 8064 } 8065 8066 @Override 8067 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 8068 return new PackageParser.ServiceIntentInfo[size]; 8069 } 8070 8071 @Override 8072 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 8073 if (!sUserManager.exists(userId)) return true; 8074 PackageParser.Package p = filter.service.owner; 8075 if (p != null) { 8076 PackageSetting ps = (PackageSetting)p.mExtras; 8077 if (ps != null) { 8078 // System apps are never considered stopped for purposes of 8079 // filtering, because there may be no way for the user to 8080 // actually re-launch them. 8081 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8082 && ps.getStopped(userId); 8083 } 8084 } 8085 return false; 8086 } 8087 8088 @Override 8089 protected boolean isPackageForFilter(String packageName, 8090 PackageParser.ServiceIntentInfo info) { 8091 return packageName.equals(info.service.owner.packageName); 8092 } 8093 8094 @Override 8095 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 8096 int match, int userId) { 8097 if (!sUserManager.exists(userId)) return null; 8098 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 8099 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 8100 return null; 8101 } 8102 final PackageParser.Service service = info.service; 8103 if (mSafeMode && (service.info.applicationInfo.flags 8104 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8105 return null; 8106 } 8107 PackageSetting ps = (PackageSetting) service.owner.mExtras; 8108 if (ps == null) { 8109 return null; 8110 } 8111 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 8112 ps.readUserState(userId), userId); 8113 if (si == null) { 8114 return null; 8115 } 8116 final ResolveInfo res = new ResolveInfo(); 8117 res.serviceInfo = si; 8118 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8119 res.filter = filter; 8120 } 8121 res.priority = info.getPriority(); 8122 res.preferredOrder = service.owner.mPreferredOrder; 8123 res.match = match; 8124 res.isDefault = info.hasDefault; 8125 res.labelRes = info.labelRes; 8126 res.nonLocalizedLabel = info.nonLocalizedLabel; 8127 res.icon = info.icon; 8128 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 8129 return res; 8130 } 8131 8132 @Override 8133 protected void sortResults(List<ResolveInfo> results) { 8134 Collections.sort(results, mResolvePrioritySorter); 8135 } 8136 8137 @Override 8138 protected void dumpFilter(PrintWriter out, String prefix, 8139 PackageParser.ServiceIntentInfo filter) { 8140 out.print(prefix); out.print( 8141 Integer.toHexString(System.identityHashCode(filter.service))); 8142 out.print(' '); 8143 filter.service.printComponentShortName(out); 8144 out.print(" filter "); 8145 out.println(Integer.toHexString(System.identityHashCode(filter))); 8146 } 8147 8148 @Override 8149 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 8150 return filter.service; 8151 } 8152 8153 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8154 PackageParser.Service service = (PackageParser.Service)label; 8155 out.print(prefix); out.print( 8156 Integer.toHexString(System.identityHashCode(service))); 8157 out.print(' '); 8158 service.printComponentShortName(out); 8159 if (count > 1) { 8160 out.print(" ("); out.print(count); out.print(" filters)"); 8161 } 8162 out.println(); 8163 } 8164 8165// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8166// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8167// final List<ResolveInfo> retList = Lists.newArrayList(); 8168// while (i.hasNext()) { 8169// final ResolveInfo resolveInfo = (ResolveInfo) i; 8170// if (isEnabledLP(resolveInfo.serviceInfo)) { 8171// retList.add(resolveInfo); 8172// } 8173// } 8174// return retList; 8175// } 8176 8177 // Keys are String (activity class name), values are Activity. 8178 private final ArrayMap<ComponentName, PackageParser.Service> mServices 8179 = new ArrayMap<ComponentName, PackageParser.Service>(); 8180 private int mFlags; 8181 }; 8182 8183 private final class ProviderIntentResolver 8184 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 8185 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8186 boolean defaultOnly, int userId) { 8187 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8188 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8189 } 8190 8191 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8192 int userId) { 8193 if (!sUserManager.exists(userId)) 8194 return null; 8195 mFlags = flags; 8196 return super.queryIntent(intent, resolvedType, 8197 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8198 } 8199 8200 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8201 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 8202 if (!sUserManager.exists(userId)) 8203 return null; 8204 if (packageProviders == null) { 8205 return null; 8206 } 8207 mFlags = flags; 8208 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 8209 final int N = packageProviders.size(); 8210 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 8211 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 8212 8213 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 8214 for (int i = 0; i < N; ++i) { 8215 intentFilters = packageProviders.get(i).intents; 8216 if (intentFilters != null && intentFilters.size() > 0) { 8217 PackageParser.ProviderIntentInfo[] array = 8218 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 8219 intentFilters.toArray(array); 8220 listCut.add(array); 8221 } 8222 } 8223 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8224 } 8225 8226 public final void addProvider(PackageParser.Provider p) { 8227 if (mProviders.containsKey(p.getComponentName())) { 8228 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 8229 return; 8230 } 8231 8232 mProviders.put(p.getComponentName(), p); 8233 if (DEBUG_SHOW_INFO) { 8234 Log.v(TAG, " " 8235 + (p.info.nonLocalizedLabel != null 8236 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 8237 Log.v(TAG, " Class=" + p.info.name); 8238 } 8239 final int NI = p.intents.size(); 8240 int j; 8241 for (j = 0; j < NI; j++) { 8242 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 8243 if (DEBUG_SHOW_INFO) { 8244 Log.v(TAG, " IntentFilter:"); 8245 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8246 } 8247 if (!intent.debugCheck()) { 8248 Log.w(TAG, "==> For Provider " + p.info.name); 8249 } 8250 addFilter(intent); 8251 } 8252 } 8253 8254 public final void removeProvider(PackageParser.Provider p) { 8255 mProviders.remove(p.getComponentName()); 8256 if (DEBUG_SHOW_INFO) { 8257 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 8258 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 8259 Log.v(TAG, " Class=" + p.info.name); 8260 } 8261 final int NI = p.intents.size(); 8262 int j; 8263 for (j = 0; j < NI; j++) { 8264 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 8265 if (DEBUG_SHOW_INFO) { 8266 Log.v(TAG, " IntentFilter:"); 8267 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8268 } 8269 removeFilter(intent); 8270 } 8271 } 8272 8273 @Override 8274 protected boolean allowFilterResult( 8275 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 8276 ProviderInfo filterPi = filter.provider.info; 8277 for (int i = dest.size() - 1; i >= 0; i--) { 8278 ProviderInfo destPi = dest.get(i).providerInfo; 8279 if (destPi.name == filterPi.name 8280 && destPi.packageName == filterPi.packageName) { 8281 return false; 8282 } 8283 } 8284 return true; 8285 } 8286 8287 @Override 8288 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 8289 return new PackageParser.ProviderIntentInfo[size]; 8290 } 8291 8292 @Override 8293 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 8294 if (!sUserManager.exists(userId)) 8295 return true; 8296 PackageParser.Package p = filter.provider.owner; 8297 if (p != null) { 8298 PackageSetting ps = (PackageSetting) p.mExtras; 8299 if (ps != null) { 8300 // System apps are never considered stopped for purposes of 8301 // filtering, because there may be no way for the user to 8302 // actually re-launch them. 8303 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8304 && ps.getStopped(userId); 8305 } 8306 } 8307 return false; 8308 } 8309 8310 @Override 8311 protected boolean isPackageForFilter(String packageName, 8312 PackageParser.ProviderIntentInfo info) { 8313 return packageName.equals(info.provider.owner.packageName); 8314 } 8315 8316 @Override 8317 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 8318 int match, int userId) { 8319 if (!sUserManager.exists(userId)) 8320 return null; 8321 final PackageParser.ProviderIntentInfo info = filter; 8322 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 8323 return null; 8324 } 8325 final PackageParser.Provider provider = info.provider; 8326 if (mSafeMode && (provider.info.applicationInfo.flags 8327 & ApplicationInfo.FLAG_SYSTEM) == 0) { 8328 return null; 8329 } 8330 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 8331 if (ps == null) { 8332 return null; 8333 } 8334 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 8335 ps.readUserState(userId), userId); 8336 if (pi == null) { 8337 return null; 8338 } 8339 final ResolveInfo res = new ResolveInfo(); 8340 res.providerInfo = pi; 8341 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 8342 res.filter = filter; 8343 } 8344 res.priority = info.getPriority(); 8345 res.preferredOrder = provider.owner.mPreferredOrder; 8346 res.match = match; 8347 res.isDefault = info.hasDefault; 8348 res.labelRes = info.labelRes; 8349 res.nonLocalizedLabel = info.nonLocalizedLabel; 8350 res.icon = info.icon; 8351 res.system = res.providerInfo.applicationInfo.isSystemApp(); 8352 return res; 8353 } 8354 8355 @Override 8356 protected void sortResults(List<ResolveInfo> results) { 8357 Collections.sort(results, mResolvePrioritySorter); 8358 } 8359 8360 @Override 8361 protected void dumpFilter(PrintWriter out, String prefix, 8362 PackageParser.ProviderIntentInfo filter) { 8363 out.print(prefix); 8364 out.print( 8365 Integer.toHexString(System.identityHashCode(filter.provider))); 8366 out.print(' '); 8367 filter.provider.printComponentShortName(out); 8368 out.print(" filter "); 8369 out.println(Integer.toHexString(System.identityHashCode(filter))); 8370 } 8371 8372 @Override 8373 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 8374 return filter.provider; 8375 } 8376 8377 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8378 PackageParser.Provider provider = (PackageParser.Provider)label; 8379 out.print(prefix); out.print( 8380 Integer.toHexString(System.identityHashCode(provider))); 8381 out.print(' '); 8382 provider.printComponentShortName(out); 8383 if (count > 1) { 8384 out.print(" ("); out.print(count); out.print(" filters)"); 8385 } 8386 out.println(); 8387 } 8388 8389 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 8390 = new ArrayMap<ComponentName, PackageParser.Provider>(); 8391 private int mFlags; 8392 }; 8393 8394 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 8395 new Comparator<ResolveInfo>() { 8396 public int compare(ResolveInfo r1, ResolveInfo r2) { 8397 int v1 = r1.priority; 8398 int v2 = r2.priority; 8399 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 8400 if (v1 != v2) { 8401 return (v1 > v2) ? -1 : 1; 8402 } 8403 v1 = r1.preferredOrder; 8404 v2 = r2.preferredOrder; 8405 if (v1 != v2) { 8406 return (v1 > v2) ? -1 : 1; 8407 } 8408 if (r1.isDefault != r2.isDefault) { 8409 return r1.isDefault ? -1 : 1; 8410 } 8411 v1 = r1.match; 8412 v2 = r2.match; 8413 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 8414 if (v1 != v2) { 8415 return (v1 > v2) ? -1 : 1; 8416 } 8417 if (r1.system != r2.system) { 8418 return r1.system ? -1 : 1; 8419 } 8420 return 0; 8421 } 8422 }; 8423 8424 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 8425 new Comparator<ProviderInfo>() { 8426 public int compare(ProviderInfo p1, ProviderInfo p2) { 8427 final int v1 = p1.initOrder; 8428 final int v2 = p2.initOrder; 8429 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 8430 } 8431 }; 8432 8433 static final void sendPackageBroadcast(String action, String pkg, 8434 Bundle extras, String targetPkg, IIntentReceiver finishedReceiver, 8435 int[] userIds) { 8436 IActivityManager am = ActivityManagerNative.getDefault(); 8437 if (am != null) { 8438 try { 8439 if (userIds == null) { 8440 userIds = am.getRunningUserIds(); 8441 } 8442 for (int id : userIds) { 8443 final Intent intent = new Intent(action, 8444 pkg != null ? Uri.fromParts("package", pkg, null) : null); 8445 if (extras != null) { 8446 intent.putExtras(extras); 8447 } 8448 if (targetPkg != null) { 8449 intent.setPackage(targetPkg); 8450 } 8451 // Modify the UID when posting to other users 8452 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 8453 if (uid > 0 && UserHandle.getUserId(uid) != id) { 8454 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 8455 intent.putExtra(Intent.EXTRA_UID, uid); 8456 } 8457 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 8458 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 8459 if (DEBUG_BROADCASTS) { 8460 RuntimeException here = new RuntimeException("here"); 8461 here.fillInStackTrace(); 8462 Slog.d(TAG, "Sending to user " + id + ": " 8463 + intent.toShortString(false, true, false, false) 8464 + " " + intent.getExtras(), here); 8465 } 8466 am.broadcastIntent(null, intent, null, finishedReceiver, 8467 0, null, null, null, android.app.AppOpsManager.OP_NONE, 8468 finishedReceiver != null, false, id); 8469 } 8470 } catch (RemoteException ex) { 8471 } 8472 } 8473 } 8474 8475 /** 8476 * Check if the external storage media is available. This is true if there 8477 * is a mounted external storage medium or if the external storage is 8478 * emulated. 8479 */ 8480 private boolean isExternalMediaAvailable() { 8481 return mMediaMounted || Environment.isExternalStorageEmulated(); 8482 } 8483 8484 @Override 8485 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 8486 // writer 8487 synchronized (mPackages) { 8488 if (!isExternalMediaAvailable()) { 8489 // If the external storage is no longer mounted at this point, 8490 // the caller may not have been able to delete all of this 8491 // packages files and can not delete any more. Bail. 8492 return null; 8493 } 8494 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 8495 if (lastPackage != null) { 8496 pkgs.remove(lastPackage); 8497 } 8498 if (pkgs.size() > 0) { 8499 return pkgs.get(0); 8500 } 8501 } 8502 return null; 8503 } 8504 8505 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 8506 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 8507 userId, andCode ? 1 : 0, packageName); 8508 if (mSystemReady) { 8509 msg.sendToTarget(); 8510 } else { 8511 if (mPostSystemReadyMessages == null) { 8512 mPostSystemReadyMessages = new ArrayList<>(); 8513 } 8514 mPostSystemReadyMessages.add(msg); 8515 } 8516 } 8517 8518 void startCleaningPackages() { 8519 // reader 8520 synchronized (mPackages) { 8521 if (!isExternalMediaAvailable()) { 8522 return; 8523 } 8524 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 8525 return; 8526 } 8527 } 8528 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 8529 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 8530 IActivityManager am = ActivityManagerNative.getDefault(); 8531 if (am != null) { 8532 try { 8533 am.startService(null, intent, null, UserHandle.USER_OWNER); 8534 } catch (RemoteException e) { 8535 } 8536 } 8537 } 8538 8539 @Override 8540 public void installPackage(String originPath, IPackageInstallObserver2 observer, 8541 int installFlags, String installerPackageName, VerificationParams verificationParams, 8542 String packageAbiOverride) { 8543 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 8544 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 8545 } 8546 8547 @Override 8548 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 8549 int installFlags, String installerPackageName, VerificationParams verificationParams, 8550 String packageAbiOverride, int userId) { 8551 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 8552 8553 final int callingUid = Binder.getCallingUid(); 8554 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 8555 8556 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 8557 try { 8558 if (observer != null) { 8559 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 8560 } 8561 } catch (RemoteException re) { 8562 } 8563 return; 8564 } 8565 8566 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 8567 installFlags |= PackageManager.INSTALL_FROM_ADB; 8568 8569 } else { 8570 // Caller holds INSTALL_PACKAGES permission, so we're less strict 8571 // about installerPackageName. 8572 8573 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 8574 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 8575 } 8576 8577 UserHandle user; 8578 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 8579 user = UserHandle.ALL; 8580 } else { 8581 user = new UserHandle(userId); 8582 } 8583 8584 // Only system components can circumvent runtime permissions when installing. 8585 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 8586 && mContext.checkCallingOrSelfPermission(Manifest.permission 8587 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 8588 throw new SecurityException("You need the " 8589 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 8590 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 8591 } 8592 8593 verificationParams.setInstallerUid(callingUid); 8594 8595 final File originFile = new File(originPath); 8596 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 8597 8598 final Message msg = mHandler.obtainMessage(INIT_COPY); 8599 msg.obj = new InstallParams(origin, observer, installFlags, 8600 installerPackageName, null, verificationParams, user, packageAbiOverride); 8601 mHandler.sendMessage(msg); 8602 } 8603 8604 void installStage(String packageName, File stagedDir, String stagedCid, 8605 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 8606 String installerPackageName, int installerUid, UserHandle user) { 8607 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 8608 params.referrerUri, installerUid, null); 8609 8610 final OriginInfo origin; 8611 if (stagedDir != null) { 8612 origin = OriginInfo.fromStagedFile(stagedDir); 8613 } else { 8614 origin = OriginInfo.fromStagedContainer(stagedCid); 8615 } 8616 8617 final Message msg = mHandler.obtainMessage(INIT_COPY); 8618 msg.obj = new InstallParams(origin, observer, params.installFlags, 8619 installerPackageName, params.volumeUuid, verifParams, user, params.abiOverride); 8620 mHandler.sendMessage(msg); 8621 } 8622 8623 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 8624 Bundle extras = new Bundle(1); 8625 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 8626 8627 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 8628 packageName, extras, null, null, new int[] {userId}); 8629 try { 8630 IActivityManager am = ActivityManagerNative.getDefault(); 8631 final boolean isSystem = 8632 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 8633 if (isSystem && am.isUserRunning(userId, false)) { 8634 // The just-installed/enabled app is bundled on the system, so presumed 8635 // to be able to run automatically without needing an explicit launch. 8636 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 8637 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 8638 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 8639 .setPackage(packageName); 8640 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 8641 android.app.AppOpsManager.OP_NONE, false, false, userId); 8642 } 8643 } catch (RemoteException e) { 8644 // shouldn't happen 8645 Slog.w(TAG, "Unable to bootstrap installed package", e); 8646 } 8647 } 8648 8649 @Override 8650 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 8651 int userId) { 8652 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 8653 PackageSetting pkgSetting; 8654 final int uid = Binder.getCallingUid(); 8655 enforceCrossUserPermission(uid, userId, true, true, 8656 "setApplicationHiddenSetting for user " + userId); 8657 8658 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 8659 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 8660 return false; 8661 } 8662 8663 long callingId = Binder.clearCallingIdentity(); 8664 try { 8665 boolean sendAdded = false; 8666 boolean sendRemoved = false; 8667 // writer 8668 synchronized (mPackages) { 8669 pkgSetting = mSettings.mPackages.get(packageName); 8670 if (pkgSetting == null) { 8671 return false; 8672 } 8673 if (pkgSetting.getHidden(userId) != hidden) { 8674 pkgSetting.setHidden(hidden, userId); 8675 mSettings.writePackageRestrictionsLPr(userId); 8676 if (hidden) { 8677 sendRemoved = true; 8678 } else { 8679 sendAdded = true; 8680 } 8681 } 8682 } 8683 if (sendAdded) { 8684 sendPackageAddedForUser(packageName, pkgSetting, userId); 8685 return true; 8686 } 8687 if (sendRemoved) { 8688 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 8689 "hiding pkg"); 8690 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 8691 } 8692 } finally { 8693 Binder.restoreCallingIdentity(callingId); 8694 } 8695 return false; 8696 } 8697 8698 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 8699 int userId) { 8700 final PackageRemovedInfo info = new PackageRemovedInfo(); 8701 info.removedPackage = packageName; 8702 info.removedUsers = new int[] {userId}; 8703 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 8704 info.sendBroadcast(false, false, false); 8705 } 8706 8707 /** 8708 * Returns true if application is not found or there was an error. Otherwise it returns 8709 * the hidden state of the package for the given user. 8710 */ 8711 @Override 8712 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 8713 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 8714 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 8715 false, "getApplicationHidden for user " + userId); 8716 PackageSetting pkgSetting; 8717 long callingId = Binder.clearCallingIdentity(); 8718 try { 8719 // writer 8720 synchronized (mPackages) { 8721 pkgSetting = mSettings.mPackages.get(packageName); 8722 if (pkgSetting == null) { 8723 return true; 8724 } 8725 return pkgSetting.getHidden(userId); 8726 } 8727 } finally { 8728 Binder.restoreCallingIdentity(callingId); 8729 } 8730 } 8731 8732 /** 8733 * @hide 8734 */ 8735 @Override 8736 public int installExistingPackageAsUser(String packageName, int userId) { 8737 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 8738 null); 8739 PackageSetting pkgSetting; 8740 final int uid = Binder.getCallingUid(); 8741 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 8742 + userId); 8743 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 8744 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 8745 } 8746 8747 long callingId = Binder.clearCallingIdentity(); 8748 try { 8749 boolean sendAdded = false; 8750 8751 // writer 8752 synchronized (mPackages) { 8753 pkgSetting = mSettings.mPackages.get(packageName); 8754 if (pkgSetting == null) { 8755 return PackageManager.INSTALL_FAILED_INVALID_URI; 8756 } 8757 if (!pkgSetting.getInstalled(userId)) { 8758 pkgSetting.setInstalled(true, userId); 8759 pkgSetting.setHidden(false, userId); 8760 mSettings.writePackageRestrictionsLPr(userId); 8761 sendAdded = true; 8762 } 8763 } 8764 8765 if (sendAdded) { 8766 sendPackageAddedForUser(packageName, pkgSetting, userId); 8767 } 8768 } finally { 8769 Binder.restoreCallingIdentity(callingId); 8770 } 8771 8772 return PackageManager.INSTALL_SUCCEEDED; 8773 } 8774 8775 boolean isUserRestricted(int userId, String restrictionKey) { 8776 Bundle restrictions = sUserManager.getUserRestrictions(userId); 8777 if (restrictions.getBoolean(restrictionKey, false)) { 8778 Log.w(TAG, "User is restricted: " + restrictionKey); 8779 return true; 8780 } 8781 return false; 8782 } 8783 8784 @Override 8785 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 8786 mContext.enforceCallingOrSelfPermission( 8787 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 8788 "Only package verification agents can verify applications"); 8789 8790 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 8791 final PackageVerificationResponse response = new PackageVerificationResponse( 8792 verificationCode, Binder.getCallingUid()); 8793 msg.arg1 = id; 8794 msg.obj = response; 8795 mHandler.sendMessage(msg); 8796 } 8797 8798 @Override 8799 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 8800 long millisecondsToDelay) { 8801 mContext.enforceCallingOrSelfPermission( 8802 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 8803 "Only package verification agents can extend verification timeouts"); 8804 8805 final PackageVerificationState state = mPendingVerification.get(id); 8806 final PackageVerificationResponse response = new PackageVerificationResponse( 8807 verificationCodeAtTimeout, Binder.getCallingUid()); 8808 8809 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 8810 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 8811 } 8812 if (millisecondsToDelay < 0) { 8813 millisecondsToDelay = 0; 8814 } 8815 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 8816 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 8817 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 8818 } 8819 8820 if ((state != null) && !state.timeoutExtended()) { 8821 state.extendTimeout(); 8822 8823 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 8824 msg.arg1 = id; 8825 msg.obj = response; 8826 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 8827 } 8828 } 8829 8830 private void broadcastPackageVerified(int verificationId, Uri packageUri, 8831 int verificationCode, UserHandle user) { 8832 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 8833 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 8834 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 8835 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 8836 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 8837 8838 mContext.sendBroadcastAsUser(intent, user, 8839 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 8840 } 8841 8842 private ComponentName matchComponentForVerifier(String packageName, 8843 List<ResolveInfo> receivers) { 8844 ActivityInfo targetReceiver = null; 8845 8846 final int NR = receivers.size(); 8847 for (int i = 0; i < NR; i++) { 8848 final ResolveInfo info = receivers.get(i); 8849 if (info.activityInfo == null) { 8850 continue; 8851 } 8852 8853 if (packageName.equals(info.activityInfo.packageName)) { 8854 targetReceiver = info.activityInfo; 8855 break; 8856 } 8857 } 8858 8859 if (targetReceiver == null) { 8860 return null; 8861 } 8862 8863 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 8864 } 8865 8866 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 8867 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 8868 if (pkgInfo.verifiers.length == 0) { 8869 return null; 8870 } 8871 8872 final int N = pkgInfo.verifiers.length; 8873 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 8874 for (int i = 0; i < N; i++) { 8875 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 8876 8877 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 8878 receivers); 8879 if (comp == null) { 8880 continue; 8881 } 8882 8883 final int verifierUid = getUidForVerifier(verifierInfo); 8884 if (verifierUid == -1) { 8885 continue; 8886 } 8887 8888 if (DEBUG_VERIFY) { 8889 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 8890 + " with the correct signature"); 8891 } 8892 sufficientVerifiers.add(comp); 8893 verificationState.addSufficientVerifier(verifierUid); 8894 } 8895 8896 return sufficientVerifiers; 8897 } 8898 8899 private int getUidForVerifier(VerifierInfo verifierInfo) { 8900 synchronized (mPackages) { 8901 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 8902 if (pkg == null) { 8903 return -1; 8904 } else if (pkg.mSignatures.length != 1) { 8905 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 8906 + " has more than one signature; ignoring"); 8907 return -1; 8908 } 8909 8910 /* 8911 * If the public key of the package's signature does not match 8912 * our expected public key, then this is a different package and 8913 * we should skip. 8914 */ 8915 8916 final byte[] expectedPublicKey; 8917 try { 8918 final Signature verifierSig = pkg.mSignatures[0]; 8919 final PublicKey publicKey = verifierSig.getPublicKey(); 8920 expectedPublicKey = publicKey.getEncoded(); 8921 } catch (CertificateException e) { 8922 return -1; 8923 } 8924 8925 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 8926 8927 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 8928 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 8929 + " does not have the expected public key; ignoring"); 8930 return -1; 8931 } 8932 8933 return pkg.applicationInfo.uid; 8934 } 8935 } 8936 8937 @Override 8938 public void finishPackageInstall(int token) { 8939 enforceSystemOrRoot("Only the system is allowed to finish installs"); 8940 8941 if (DEBUG_INSTALL) { 8942 Slog.v(TAG, "BM finishing package install for " + token); 8943 } 8944 8945 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 8946 mHandler.sendMessage(msg); 8947 } 8948 8949 /** 8950 * Get the verification agent timeout. 8951 * 8952 * @return verification timeout in milliseconds 8953 */ 8954 private long getVerificationTimeout() { 8955 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 8956 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 8957 DEFAULT_VERIFICATION_TIMEOUT); 8958 } 8959 8960 /** 8961 * Get the default verification agent response code. 8962 * 8963 * @return default verification response code 8964 */ 8965 private int getDefaultVerificationResponse() { 8966 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8967 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 8968 DEFAULT_VERIFICATION_RESPONSE); 8969 } 8970 8971 /** 8972 * Check whether or not package verification has been enabled. 8973 * 8974 * @return true if verification should be performed 8975 */ 8976 private boolean isVerificationEnabled(int userId, int installFlags) { 8977 if (!DEFAULT_VERIFY_ENABLE) { 8978 return false; 8979 } 8980 8981 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 8982 8983 // Check if installing from ADB 8984 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 8985 // Do not run verification in a test harness environment 8986 if (ActivityManager.isRunningInTestHarness()) { 8987 return false; 8988 } 8989 if (ensureVerifyAppsEnabled) { 8990 return true; 8991 } 8992 // Check if the developer does not want package verification for ADB installs 8993 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8994 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 8995 return false; 8996 } 8997 } 8998 8999 if (ensureVerifyAppsEnabled) { 9000 return true; 9001 } 9002 9003 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9004 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 9005 } 9006 9007 @Override 9008 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 9009 throws RemoteException { 9010 mContext.enforceCallingOrSelfPermission( 9011 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 9012 "Only intentfilter verification agents can verify applications"); 9013 9014 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 9015 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 9016 Binder.getCallingUid(), verificationCode, failedDomains); 9017 msg.arg1 = id; 9018 msg.obj = response; 9019 mHandler.sendMessage(msg); 9020 } 9021 9022 @Override 9023 public int getIntentVerificationStatus(String packageName, int userId) { 9024 synchronized (mPackages) { 9025 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 9026 } 9027 } 9028 9029 @Override 9030 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 9031 boolean result = false; 9032 synchronized (mPackages) { 9033 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 9034 } 9035 scheduleWritePackageRestrictionsLocked(userId); 9036 return result; 9037 } 9038 9039 @Override 9040 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 9041 synchronized (mPackages) { 9042 return mSettings.getIntentFilterVerificationsLPr(packageName); 9043 } 9044 } 9045 9046 @Override 9047 public List<IntentFilter> getAllIntentFilters(String packageName) { 9048 if (TextUtils.isEmpty(packageName)) { 9049 return Collections.<IntentFilter>emptyList(); 9050 } 9051 synchronized (mPackages) { 9052 PackageParser.Package pkg = mPackages.get(packageName); 9053 if (pkg == null || pkg.activities == null) { 9054 return Collections.<IntentFilter>emptyList(); 9055 } 9056 final int count = pkg.activities.size(); 9057 ArrayList<IntentFilter> result = new ArrayList<>(); 9058 for (int n=0; n<count; n++) { 9059 PackageParser.Activity activity = pkg.activities.get(n); 9060 if (activity.intents != null || activity.intents.size() > 0) { 9061 result.addAll(activity.intents); 9062 } 9063 } 9064 return result; 9065 } 9066 } 9067 9068 @Override 9069 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 9070 synchronized (mPackages) { 9071 return mSettings.setDefaultBrowserPackageNameLPr(packageName, userId); 9072 } 9073 } 9074 9075 @Override 9076 public String getDefaultBrowserPackageName(int userId) { 9077 synchronized (mPackages) { 9078 return mSettings.getDefaultBrowserPackageNameLPw(userId); 9079 } 9080 } 9081 9082 /** 9083 * Get the "allow unknown sources" setting. 9084 * 9085 * @return the current "allow unknown sources" setting 9086 */ 9087 private int getUnknownSourcesSettings() { 9088 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9089 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 9090 -1); 9091 } 9092 9093 @Override 9094 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 9095 final int uid = Binder.getCallingUid(); 9096 // writer 9097 synchronized (mPackages) { 9098 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 9099 if (targetPackageSetting == null) { 9100 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 9101 } 9102 9103 PackageSetting installerPackageSetting; 9104 if (installerPackageName != null) { 9105 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 9106 if (installerPackageSetting == null) { 9107 throw new IllegalArgumentException("Unknown installer package: " 9108 + installerPackageName); 9109 } 9110 } else { 9111 installerPackageSetting = null; 9112 } 9113 9114 Signature[] callerSignature; 9115 Object obj = mSettings.getUserIdLPr(uid); 9116 if (obj != null) { 9117 if (obj instanceof SharedUserSetting) { 9118 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 9119 } else if (obj instanceof PackageSetting) { 9120 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 9121 } else { 9122 throw new SecurityException("Bad object " + obj + " for uid " + uid); 9123 } 9124 } else { 9125 throw new SecurityException("Unknown calling uid " + uid); 9126 } 9127 9128 // Verify: can't set installerPackageName to a package that is 9129 // not signed with the same cert as the caller. 9130 if (installerPackageSetting != null) { 9131 if (compareSignatures(callerSignature, 9132 installerPackageSetting.signatures.mSignatures) 9133 != PackageManager.SIGNATURE_MATCH) { 9134 throw new SecurityException( 9135 "Caller does not have same cert as new installer package " 9136 + installerPackageName); 9137 } 9138 } 9139 9140 // Verify: if target already has an installer package, it must 9141 // be signed with the same cert as the caller. 9142 if (targetPackageSetting.installerPackageName != null) { 9143 PackageSetting setting = mSettings.mPackages.get( 9144 targetPackageSetting.installerPackageName); 9145 // If the currently set package isn't valid, then it's always 9146 // okay to change it. 9147 if (setting != null) { 9148 if (compareSignatures(callerSignature, 9149 setting.signatures.mSignatures) 9150 != PackageManager.SIGNATURE_MATCH) { 9151 throw new SecurityException( 9152 "Caller does not have same cert as old installer package " 9153 + targetPackageSetting.installerPackageName); 9154 } 9155 } 9156 } 9157 9158 // Okay! 9159 targetPackageSetting.installerPackageName = installerPackageName; 9160 scheduleWriteSettingsLocked(); 9161 } 9162 } 9163 9164 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 9165 // Queue up an async operation since the package installation may take a little while. 9166 mHandler.post(new Runnable() { 9167 public void run() { 9168 mHandler.removeCallbacks(this); 9169 // Result object to be returned 9170 PackageInstalledInfo res = new PackageInstalledInfo(); 9171 res.returnCode = currentStatus; 9172 res.uid = -1; 9173 res.pkg = null; 9174 res.removedInfo = new PackageRemovedInfo(); 9175 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 9176 args.doPreInstall(res.returnCode); 9177 synchronized (mInstallLock) { 9178 installPackageLI(args, res); 9179 } 9180 args.doPostInstall(res.returnCode, res.uid); 9181 } 9182 9183 // A restore should be performed at this point if (a) the install 9184 // succeeded, (b) the operation is not an update, and (c) the new 9185 // package has not opted out of backup participation. 9186 final boolean update = res.removedInfo.removedPackage != null; 9187 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 9188 boolean doRestore = !update 9189 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 9190 9191 // Set up the post-install work request bookkeeping. This will be used 9192 // and cleaned up by the post-install event handling regardless of whether 9193 // there's a restore pass performed. Token values are >= 1. 9194 int token; 9195 if (mNextInstallToken < 0) mNextInstallToken = 1; 9196 token = mNextInstallToken++; 9197 9198 PostInstallData data = new PostInstallData(args, res); 9199 mRunningInstalls.put(token, data); 9200 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 9201 9202 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 9203 // Pass responsibility to the Backup Manager. It will perform a 9204 // restore if appropriate, then pass responsibility back to the 9205 // Package Manager to run the post-install observer callbacks 9206 // and broadcasts. 9207 IBackupManager bm = IBackupManager.Stub.asInterface( 9208 ServiceManager.getService(Context.BACKUP_SERVICE)); 9209 if (bm != null) { 9210 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 9211 + " to BM for possible restore"); 9212 try { 9213 if (bm.isBackupServiceActive(UserHandle.USER_OWNER)) { 9214 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 9215 } else { 9216 doRestore = false; 9217 } 9218 } catch (RemoteException e) { 9219 // can't happen; the backup manager is local 9220 } catch (Exception e) { 9221 Slog.e(TAG, "Exception trying to enqueue restore", e); 9222 doRestore = false; 9223 } 9224 } else { 9225 Slog.e(TAG, "Backup Manager not found!"); 9226 doRestore = false; 9227 } 9228 } 9229 9230 if (!doRestore) { 9231 // No restore possible, or the Backup Manager was mysteriously not 9232 // available -- just fire the post-install work request directly. 9233 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 9234 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9235 mHandler.sendMessage(msg); 9236 } 9237 } 9238 }); 9239 } 9240 9241 private abstract class HandlerParams { 9242 private static final int MAX_RETRIES = 4; 9243 9244 /** 9245 * Number of times startCopy() has been attempted and had a non-fatal 9246 * error. 9247 */ 9248 private int mRetries = 0; 9249 9250 /** User handle for the user requesting the information or installation. */ 9251 private final UserHandle mUser; 9252 9253 HandlerParams(UserHandle user) { 9254 mUser = user; 9255 } 9256 9257 UserHandle getUser() { 9258 return mUser; 9259 } 9260 9261 final boolean startCopy() { 9262 boolean res; 9263 try { 9264 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 9265 9266 if (++mRetries > MAX_RETRIES) { 9267 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 9268 mHandler.sendEmptyMessage(MCS_GIVE_UP); 9269 handleServiceError(); 9270 return false; 9271 } else { 9272 handleStartCopy(); 9273 res = true; 9274 } 9275 } catch (RemoteException e) { 9276 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 9277 mHandler.sendEmptyMessage(MCS_RECONNECT); 9278 res = false; 9279 } 9280 handleReturnCode(); 9281 return res; 9282 } 9283 9284 final void serviceError() { 9285 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 9286 handleServiceError(); 9287 handleReturnCode(); 9288 } 9289 9290 abstract void handleStartCopy() throws RemoteException; 9291 abstract void handleServiceError(); 9292 abstract void handleReturnCode(); 9293 } 9294 9295 class MeasureParams extends HandlerParams { 9296 private final PackageStats mStats; 9297 private boolean mSuccess; 9298 9299 private final IPackageStatsObserver mObserver; 9300 9301 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 9302 super(new UserHandle(stats.userHandle)); 9303 mObserver = observer; 9304 mStats = stats; 9305 } 9306 9307 @Override 9308 public String toString() { 9309 return "MeasureParams{" 9310 + Integer.toHexString(System.identityHashCode(this)) 9311 + " " + mStats.packageName + "}"; 9312 } 9313 9314 @Override 9315 void handleStartCopy() throws RemoteException { 9316 synchronized (mInstallLock) { 9317 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 9318 } 9319 9320 if (mSuccess) { 9321 final boolean mounted; 9322 if (Environment.isExternalStorageEmulated()) { 9323 mounted = true; 9324 } else { 9325 final String status = Environment.getExternalStorageState(); 9326 mounted = (Environment.MEDIA_MOUNTED.equals(status) 9327 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 9328 } 9329 9330 if (mounted) { 9331 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 9332 9333 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 9334 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 9335 9336 mStats.externalDataSize = calculateDirectorySize(mContainerService, 9337 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 9338 9339 // Always subtract cache size, since it's a subdirectory 9340 mStats.externalDataSize -= mStats.externalCacheSize; 9341 9342 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 9343 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 9344 9345 mStats.externalObbSize = calculateDirectorySize(mContainerService, 9346 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 9347 } 9348 } 9349 } 9350 9351 @Override 9352 void handleReturnCode() { 9353 if (mObserver != null) { 9354 try { 9355 mObserver.onGetStatsCompleted(mStats, mSuccess); 9356 } catch (RemoteException e) { 9357 Slog.i(TAG, "Observer no longer exists."); 9358 } 9359 } 9360 } 9361 9362 @Override 9363 void handleServiceError() { 9364 Slog.e(TAG, "Could not measure application " + mStats.packageName 9365 + " external storage"); 9366 } 9367 } 9368 9369 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 9370 throws RemoteException { 9371 long result = 0; 9372 for (File path : paths) { 9373 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 9374 } 9375 return result; 9376 } 9377 9378 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 9379 for (File path : paths) { 9380 try { 9381 mcs.clearDirectory(path.getAbsolutePath()); 9382 } catch (RemoteException e) { 9383 } 9384 } 9385 } 9386 9387 static class OriginInfo { 9388 /** 9389 * Location where install is coming from, before it has been 9390 * copied/renamed into place. This could be a single monolithic APK 9391 * file, or a cluster directory. This location may be untrusted. 9392 */ 9393 final File file; 9394 final String cid; 9395 9396 /** 9397 * Flag indicating that {@link #file} or {@link #cid} has already been 9398 * staged, meaning downstream users don't need to defensively copy the 9399 * contents. 9400 */ 9401 final boolean staged; 9402 9403 /** 9404 * Flag indicating that {@link #file} or {@link #cid} is an already 9405 * installed app that is being moved. 9406 */ 9407 final boolean existing; 9408 9409 final String resolvedPath; 9410 final File resolvedFile; 9411 9412 static OriginInfo fromNothing() { 9413 return new OriginInfo(null, null, false, false); 9414 } 9415 9416 static OriginInfo fromUntrustedFile(File file) { 9417 return new OriginInfo(file, null, false, false); 9418 } 9419 9420 static OriginInfo fromExistingFile(File file) { 9421 return new OriginInfo(file, null, false, true); 9422 } 9423 9424 static OriginInfo fromStagedFile(File file) { 9425 return new OriginInfo(file, null, true, false); 9426 } 9427 9428 static OriginInfo fromStagedContainer(String cid) { 9429 return new OriginInfo(null, cid, true, false); 9430 } 9431 9432 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 9433 this.file = file; 9434 this.cid = cid; 9435 this.staged = staged; 9436 this.existing = existing; 9437 9438 if (cid != null) { 9439 resolvedPath = PackageHelper.getSdDir(cid); 9440 resolvedFile = new File(resolvedPath); 9441 } else if (file != null) { 9442 resolvedPath = file.getAbsolutePath(); 9443 resolvedFile = file; 9444 } else { 9445 resolvedPath = null; 9446 resolvedFile = null; 9447 } 9448 } 9449 } 9450 9451 class InstallParams extends HandlerParams { 9452 final OriginInfo origin; 9453 final IPackageInstallObserver2 observer; 9454 int installFlags; 9455 final String installerPackageName; 9456 final String volumeUuid; 9457 final VerificationParams verificationParams; 9458 private InstallArgs mArgs; 9459 private int mRet; 9460 final String packageAbiOverride; 9461 9462 InstallParams(OriginInfo origin, IPackageInstallObserver2 observer, int installFlags, 9463 String installerPackageName, String volumeUuid, 9464 VerificationParams verificationParams, UserHandle user, String packageAbiOverride) { 9465 super(user); 9466 this.origin = origin; 9467 this.observer = observer; 9468 this.installFlags = installFlags; 9469 this.installerPackageName = installerPackageName; 9470 this.volumeUuid = volumeUuid; 9471 this.verificationParams = verificationParams; 9472 this.packageAbiOverride = packageAbiOverride; 9473 } 9474 9475 @Override 9476 public String toString() { 9477 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 9478 + " file=" + origin.file + " cid=" + origin.cid + "}"; 9479 } 9480 9481 public ManifestDigest getManifestDigest() { 9482 if (verificationParams == null) { 9483 return null; 9484 } 9485 return verificationParams.getManifestDigest(); 9486 } 9487 9488 private int installLocationPolicy(PackageInfoLite pkgLite) { 9489 String packageName = pkgLite.packageName; 9490 int installLocation = pkgLite.installLocation; 9491 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 9492 // reader 9493 synchronized (mPackages) { 9494 PackageParser.Package pkg = mPackages.get(packageName); 9495 if (pkg != null) { 9496 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 9497 // Check for downgrading. 9498 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 9499 try { 9500 checkDowngrade(pkg, pkgLite); 9501 } catch (PackageManagerException e) { 9502 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 9503 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 9504 } 9505 } 9506 // Check for updated system application. 9507 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 9508 if (onSd) { 9509 Slog.w(TAG, "Cannot install update to system app on sdcard"); 9510 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 9511 } 9512 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 9513 } else { 9514 if (onSd) { 9515 // Install flag overrides everything. 9516 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 9517 } 9518 // If current upgrade specifies particular preference 9519 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 9520 // Application explicitly specified internal. 9521 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 9522 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 9523 // App explictly prefers external. Let policy decide 9524 } else { 9525 // Prefer previous location 9526 if (isExternal(pkg)) { 9527 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 9528 } 9529 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 9530 } 9531 } 9532 } else { 9533 // Invalid install. Return error code 9534 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 9535 } 9536 } 9537 } 9538 // All the special cases have been taken care of. 9539 // Return result based on recommended install location. 9540 if (onSd) { 9541 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 9542 } 9543 return pkgLite.recommendedInstallLocation; 9544 } 9545 9546 /* 9547 * Invoke remote method to get package information and install 9548 * location values. Override install location based on default 9549 * policy if needed and then create install arguments based 9550 * on the install location. 9551 */ 9552 public void handleStartCopy() throws RemoteException { 9553 int ret = PackageManager.INSTALL_SUCCEEDED; 9554 9555 // If we're already staged, we've firmly committed to an install location 9556 if (origin.staged) { 9557 if (origin.file != null) { 9558 installFlags |= PackageManager.INSTALL_INTERNAL; 9559 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 9560 } else if (origin.cid != null) { 9561 installFlags |= PackageManager.INSTALL_EXTERNAL; 9562 installFlags &= ~PackageManager.INSTALL_INTERNAL; 9563 } else { 9564 throw new IllegalStateException("Invalid stage location"); 9565 } 9566 } 9567 9568 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 9569 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 9570 9571 PackageInfoLite pkgLite = null; 9572 9573 if (onInt && onSd) { 9574 // Check if both bits are set. 9575 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 9576 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 9577 } else { 9578 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 9579 packageAbiOverride); 9580 9581 /* 9582 * If we have too little free space, try to free cache 9583 * before giving up. 9584 */ 9585 if (!origin.staged && pkgLite.recommendedInstallLocation 9586 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 9587 // TODO: focus freeing disk space on the target device 9588 final StorageManager storage = StorageManager.from(mContext); 9589 final long lowThreshold = storage.getStorageLowBytes( 9590 Environment.getDataDirectory()); 9591 9592 final long sizeBytes = mContainerService.calculateInstalledSize( 9593 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 9594 9595 if (mInstaller.freeCache(sizeBytes + lowThreshold) >= 0) { 9596 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 9597 installFlags, packageAbiOverride); 9598 } 9599 9600 /* 9601 * The cache free must have deleted the file we 9602 * downloaded to install. 9603 * 9604 * TODO: fix the "freeCache" call to not delete 9605 * the file we care about. 9606 */ 9607 if (pkgLite.recommendedInstallLocation 9608 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 9609 pkgLite.recommendedInstallLocation 9610 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 9611 } 9612 } 9613 } 9614 9615 if (ret == PackageManager.INSTALL_SUCCEEDED) { 9616 int loc = pkgLite.recommendedInstallLocation; 9617 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 9618 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 9619 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 9620 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 9621 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 9622 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 9623 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 9624 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 9625 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 9626 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 9627 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 9628 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 9629 } else { 9630 // Override with defaults if needed. 9631 loc = installLocationPolicy(pkgLite); 9632 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 9633 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 9634 } else if (!onSd && !onInt) { 9635 // Override install location with flags 9636 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 9637 // Set the flag to install on external media. 9638 installFlags |= PackageManager.INSTALL_EXTERNAL; 9639 installFlags &= ~PackageManager.INSTALL_INTERNAL; 9640 } else { 9641 // Make sure the flag for installing on external 9642 // media is unset 9643 installFlags |= PackageManager.INSTALL_INTERNAL; 9644 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 9645 } 9646 } 9647 } 9648 } 9649 9650 final InstallArgs args = createInstallArgs(this); 9651 mArgs = args; 9652 9653 if (ret == PackageManager.INSTALL_SUCCEEDED) { 9654 /* 9655 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 9656 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 9657 */ 9658 int userIdentifier = getUser().getIdentifier(); 9659 if (userIdentifier == UserHandle.USER_ALL 9660 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 9661 userIdentifier = UserHandle.USER_OWNER; 9662 } 9663 9664 /* 9665 * Determine if we have any installed package verifiers. If we 9666 * do, then we'll defer to them to verify the packages. 9667 */ 9668 final int requiredUid = mRequiredVerifierPackage == null ? -1 9669 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 9670 if (!origin.existing && requiredUid != -1 9671 && isVerificationEnabled(userIdentifier, installFlags)) { 9672 final Intent verification = new Intent( 9673 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 9674 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 9675 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 9676 PACKAGE_MIME_TYPE); 9677 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9678 9679 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 9680 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 9681 0 /* TODO: Which userId? */); 9682 9683 if (DEBUG_VERIFY) { 9684 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 9685 + verification.toString() + " with " + pkgLite.verifiers.length 9686 + " optional verifiers"); 9687 } 9688 9689 final int verificationId = mPendingVerificationToken++; 9690 9691 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9692 9693 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 9694 installerPackageName); 9695 9696 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 9697 installFlags); 9698 9699 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 9700 pkgLite.packageName); 9701 9702 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 9703 pkgLite.versionCode); 9704 9705 if (verificationParams != null) { 9706 if (verificationParams.getVerificationURI() != null) { 9707 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 9708 verificationParams.getVerificationURI()); 9709 } 9710 if (verificationParams.getOriginatingURI() != null) { 9711 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 9712 verificationParams.getOriginatingURI()); 9713 } 9714 if (verificationParams.getReferrer() != null) { 9715 verification.putExtra(Intent.EXTRA_REFERRER, 9716 verificationParams.getReferrer()); 9717 } 9718 if (verificationParams.getOriginatingUid() >= 0) { 9719 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 9720 verificationParams.getOriginatingUid()); 9721 } 9722 if (verificationParams.getInstallerUid() >= 0) { 9723 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 9724 verificationParams.getInstallerUid()); 9725 } 9726 } 9727 9728 final PackageVerificationState verificationState = new PackageVerificationState( 9729 requiredUid, args); 9730 9731 mPendingVerification.append(verificationId, verificationState); 9732 9733 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 9734 receivers, verificationState); 9735 9736 /* 9737 * If any sufficient verifiers were listed in the package 9738 * manifest, attempt to ask them. 9739 */ 9740 if (sufficientVerifiers != null) { 9741 final int N = sufficientVerifiers.size(); 9742 if (N == 0) { 9743 Slog.i(TAG, "Additional verifiers required, but none installed."); 9744 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 9745 } else { 9746 for (int i = 0; i < N; i++) { 9747 final ComponentName verifierComponent = sufficientVerifiers.get(i); 9748 9749 final Intent sufficientIntent = new Intent(verification); 9750 sufficientIntent.setComponent(verifierComponent); 9751 9752 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 9753 } 9754 } 9755 } 9756 9757 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 9758 mRequiredVerifierPackage, receivers); 9759 if (ret == PackageManager.INSTALL_SUCCEEDED 9760 && mRequiredVerifierPackage != null) { 9761 /* 9762 * Send the intent to the required verification agent, 9763 * but only start the verification timeout after the 9764 * target BroadcastReceivers have run. 9765 */ 9766 verification.setComponent(requiredVerifierComponent); 9767 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 9768 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9769 new BroadcastReceiver() { 9770 @Override 9771 public void onReceive(Context context, Intent intent) { 9772 final Message msg = mHandler 9773 .obtainMessage(CHECK_PENDING_VERIFICATION); 9774 msg.arg1 = verificationId; 9775 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 9776 } 9777 }, null, 0, null, null); 9778 9779 /* 9780 * We don't want the copy to proceed until verification 9781 * succeeds, so null out this field. 9782 */ 9783 mArgs = null; 9784 } 9785 } else { 9786 /* 9787 * No package verification is enabled, so immediately start 9788 * the remote call to initiate copy using temporary file. 9789 */ 9790 ret = args.copyApk(mContainerService, true); 9791 } 9792 } 9793 9794 mRet = ret; 9795 } 9796 9797 @Override 9798 void handleReturnCode() { 9799 // If mArgs is null, then MCS couldn't be reached. When it 9800 // reconnects, it will try again to install. At that point, this 9801 // will succeed. 9802 if (mArgs != null) { 9803 processPendingInstall(mArgs, mRet); 9804 } 9805 } 9806 9807 @Override 9808 void handleServiceError() { 9809 mArgs = createInstallArgs(this); 9810 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 9811 } 9812 9813 public boolean isForwardLocked() { 9814 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 9815 } 9816 } 9817 9818 /** 9819 * Used during creation of InstallArgs 9820 * 9821 * @param installFlags package installation flags 9822 * @return true if should be installed on external storage 9823 */ 9824 private static boolean installOnExternalAsec(int installFlags) { 9825 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 9826 return false; 9827 } 9828 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 9829 return true; 9830 } 9831 return false; 9832 } 9833 9834 /** 9835 * Used during creation of InstallArgs 9836 * 9837 * @param installFlags package installation flags 9838 * @return true if should be installed as forward locked 9839 */ 9840 private static boolean installForwardLocked(int installFlags) { 9841 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 9842 } 9843 9844 private InstallArgs createInstallArgs(InstallParams params) { 9845 if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 9846 return new AsecInstallArgs(params); 9847 } else { 9848 return new FileInstallArgs(params); 9849 } 9850 } 9851 9852 /** 9853 * Create args that describe an existing installed package. Typically used 9854 * when cleaning up old installs, or used as a move source. 9855 */ 9856 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 9857 String resourcePath, String nativeLibraryRoot, String[] instructionSets) { 9858 final boolean isInAsec; 9859 if (installOnExternalAsec(installFlags)) { 9860 /* Apps on SD card are always in ASEC containers. */ 9861 isInAsec = true; 9862 } else if (installForwardLocked(installFlags) 9863 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 9864 /* 9865 * Forward-locked apps are only in ASEC containers if they're the 9866 * new style 9867 */ 9868 isInAsec = true; 9869 } else { 9870 isInAsec = false; 9871 } 9872 9873 if (isInAsec) { 9874 return new AsecInstallArgs(codePath, instructionSets, 9875 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 9876 } else { 9877 return new FileInstallArgs(codePath, resourcePath, nativeLibraryRoot, 9878 instructionSets); 9879 } 9880 } 9881 9882 static abstract class InstallArgs { 9883 /** @see InstallParams#origin */ 9884 final OriginInfo origin; 9885 9886 final IPackageInstallObserver2 observer; 9887 // Always refers to PackageManager flags only 9888 final int installFlags; 9889 final String installerPackageName; 9890 final String volumeUuid; 9891 final ManifestDigest manifestDigest; 9892 final UserHandle user; 9893 final String abiOverride; 9894 9895 // The list of instruction sets supported by this app. This is currently 9896 // only used during the rmdex() phase to clean up resources. We can get rid of this 9897 // if we move dex files under the common app path. 9898 /* nullable */ String[] instructionSets; 9899 9900 InstallArgs(OriginInfo origin, IPackageInstallObserver2 observer, int installFlags, 9901 String installerPackageName, String volumeUuid, ManifestDigest manifestDigest, 9902 UserHandle user, String[] instructionSets, String abiOverride) { 9903 this.origin = origin; 9904 this.installFlags = installFlags; 9905 this.observer = observer; 9906 this.installerPackageName = installerPackageName; 9907 this.volumeUuid = volumeUuid; 9908 this.manifestDigest = manifestDigest; 9909 this.user = user; 9910 this.instructionSets = instructionSets; 9911 this.abiOverride = abiOverride; 9912 } 9913 9914 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 9915 abstract int doPreInstall(int status); 9916 9917 /** 9918 * Rename package into final resting place. All paths on the given 9919 * scanned package should be updated to reflect the rename. 9920 */ 9921 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 9922 abstract int doPostInstall(int status, int uid); 9923 9924 /** @see PackageSettingBase#codePathString */ 9925 abstract String getCodePath(); 9926 /** @see PackageSettingBase#resourcePathString */ 9927 abstract String getResourcePath(); 9928 abstract String getLegacyNativeLibraryPath(); 9929 9930 // Need installer lock especially for dex file removal. 9931 abstract void cleanUpResourcesLI(); 9932 abstract boolean doPostDeleteLI(boolean delete); 9933 abstract boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException; 9934 9935 /** 9936 * Called before the source arguments are copied. This is used mostly 9937 * for MoveParams when it needs to read the source file to put it in the 9938 * destination. 9939 */ 9940 int doPreCopy() { 9941 return PackageManager.INSTALL_SUCCEEDED; 9942 } 9943 9944 /** 9945 * Called after the source arguments are copied. This is used mostly for 9946 * MoveParams when it needs to read the source file to put it in the 9947 * destination. 9948 * 9949 * @return 9950 */ 9951 int doPostCopy(int uid) { 9952 return PackageManager.INSTALL_SUCCEEDED; 9953 } 9954 9955 protected boolean isFwdLocked() { 9956 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 9957 } 9958 9959 protected boolean isExternalAsec() { 9960 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 9961 } 9962 9963 UserHandle getUser() { 9964 return user; 9965 } 9966 } 9967 9968 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 9969 if (!allCodePaths.isEmpty()) { 9970 if (instructionSets == null) { 9971 throw new IllegalStateException("instructionSet == null"); 9972 } 9973 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 9974 for (String codePath : allCodePaths) { 9975 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 9976 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 9977 if (retCode < 0) { 9978 Slog.w(TAG, "Couldn't remove dex file for package: " 9979 + " at location " + codePath + ", retcode=" + retCode); 9980 // we don't consider this to be a failure of the core package deletion 9981 } 9982 } 9983 } 9984 } 9985 } 9986 9987 /** 9988 * Logic to handle installation of non-ASEC applications, including copying 9989 * and renaming logic. 9990 */ 9991 class FileInstallArgs extends InstallArgs { 9992 private File codeFile; 9993 private File resourceFile; 9994 private File legacyNativeLibraryPath; 9995 9996 // Example topology: 9997 // /data/app/com.example/base.apk 9998 // /data/app/com.example/split_foo.apk 9999 // /data/app/com.example/lib/arm/libfoo.so 10000 // /data/app/com.example/lib/arm64/libfoo.so 10001 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 10002 10003 /** New install */ 10004 FileInstallArgs(InstallParams params) { 10005 super(params.origin, params.observer, params.installFlags, 10006 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10007 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10008 if (isFwdLocked()) { 10009 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 10010 } 10011 } 10012 10013 /** Existing install */ 10014 FileInstallArgs(String codePath, String resourcePath, String legacyNativeLibraryPath, 10015 String[] instructionSets) { 10016 super(OriginInfo.fromNothing(), null, 0, null, null, null, null, instructionSets, null); 10017 this.codeFile = (codePath != null) ? new File(codePath) : null; 10018 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 10019 this.legacyNativeLibraryPath = (legacyNativeLibraryPath != null) ? 10020 new File(legacyNativeLibraryPath) : null; 10021 } 10022 10023 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 10024 final long sizeBytes = imcs.calculateInstalledSize(origin.file.getAbsolutePath(), 10025 isFwdLocked(), abiOverride); 10026 10027 final StorageManager storage = StorageManager.from(mContext); 10028 return (sizeBytes <= storage.getStorageBytesUntilLow(Environment.getDataDirectory())); 10029 } 10030 10031 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10032 if (origin.staged) { 10033 Slog.d(TAG, origin.file + " already staged; skipping copy"); 10034 codeFile = origin.file; 10035 resourceFile = origin.file; 10036 return PackageManager.INSTALL_SUCCEEDED; 10037 } 10038 10039 try { 10040 final File tempDir = mInstallerService.allocateStageDirLegacy(volumeUuid); 10041 codeFile = tempDir; 10042 resourceFile = tempDir; 10043 } catch (IOException e) { 10044 Slog.w(TAG, "Failed to create copy file: " + e); 10045 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10046 } 10047 10048 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 10049 @Override 10050 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 10051 if (!FileUtils.isValidExtFilename(name)) { 10052 throw new IllegalArgumentException("Invalid filename: " + name); 10053 } 10054 try { 10055 final File file = new File(codeFile, name); 10056 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 10057 O_RDWR | O_CREAT, 0644); 10058 Os.chmod(file.getAbsolutePath(), 0644); 10059 return new ParcelFileDescriptor(fd); 10060 } catch (ErrnoException e) { 10061 throw new RemoteException("Failed to open: " + e.getMessage()); 10062 } 10063 } 10064 }; 10065 10066 int ret = PackageManager.INSTALL_SUCCEEDED; 10067 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 10068 if (ret != PackageManager.INSTALL_SUCCEEDED) { 10069 Slog.e(TAG, "Failed to copy package"); 10070 return ret; 10071 } 10072 10073 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 10074 NativeLibraryHelper.Handle handle = null; 10075 try { 10076 handle = NativeLibraryHelper.Handle.create(codeFile); 10077 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 10078 abiOverride); 10079 } catch (IOException e) { 10080 Slog.e(TAG, "Copying native libraries failed", e); 10081 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10082 } finally { 10083 IoUtils.closeQuietly(handle); 10084 } 10085 10086 return ret; 10087 } 10088 10089 int doPreInstall(int status) { 10090 if (status != PackageManager.INSTALL_SUCCEEDED) { 10091 cleanUp(); 10092 } 10093 return status; 10094 } 10095 10096 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10097 if (status != PackageManager.INSTALL_SUCCEEDED) { 10098 cleanUp(); 10099 return false; 10100 } else { 10101 final File targetDir = codeFile.getParentFile(); 10102 final File beforeCodeFile = codeFile; 10103 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 10104 10105 Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 10106 try { 10107 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 10108 } catch (ErrnoException e) { 10109 Slog.d(TAG, "Failed to rename", e); 10110 return false; 10111 } 10112 10113 if (!SELinux.restoreconRecursive(afterCodeFile)) { 10114 Slog.d(TAG, "Failed to restorecon"); 10115 return false; 10116 } 10117 10118 // Reflect the rename internally 10119 codeFile = afterCodeFile; 10120 resourceFile = afterCodeFile; 10121 10122 // Reflect the rename in scanned details 10123 pkg.codePath = afterCodeFile.getAbsolutePath(); 10124 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10125 pkg.baseCodePath); 10126 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10127 pkg.splitCodePaths); 10128 10129 // Reflect the rename in app info 10130 pkg.applicationInfo.setCodePath(pkg.codePath); 10131 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 10132 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 10133 pkg.applicationInfo.setResourcePath(pkg.codePath); 10134 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 10135 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 10136 10137 return true; 10138 } 10139 } 10140 10141 int doPostInstall(int status, int uid) { 10142 if (status != PackageManager.INSTALL_SUCCEEDED) { 10143 cleanUp(); 10144 } 10145 return status; 10146 } 10147 10148 @Override 10149 String getCodePath() { 10150 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 10151 } 10152 10153 @Override 10154 String getResourcePath() { 10155 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 10156 } 10157 10158 @Override 10159 String getLegacyNativeLibraryPath() { 10160 return (legacyNativeLibraryPath != null) ? legacyNativeLibraryPath.getAbsolutePath() : null; 10161 } 10162 10163 private boolean cleanUp() { 10164 if (codeFile == null || !codeFile.exists()) { 10165 return false; 10166 } 10167 10168 if (codeFile.isDirectory()) { 10169 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 10170 } else { 10171 codeFile.delete(); 10172 } 10173 10174 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 10175 resourceFile.delete(); 10176 } 10177 10178 if (legacyNativeLibraryPath != null && !FileUtils.contains(codeFile, legacyNativeLibraryPath)) { 10179 if (!FileUtils.deleteContents(legacyNativeLibraryPath)) { 10180 Slog.w(TAG, "Couldn't delete native library directory " + legacyNativeLibraryPath); 10181 } 10182 legacyNativeLibraryPath.delete(); 10183 } 10184 10185 return true; 10186 } 10187 10188 void cleanUpResourcesLI() { 10189 // Try enumerating all code paths before deleting 10190 List<String> allCodePaths = Collections.EMPTY_LIST; 10191 if (codeFile != null && codeFile.exists()) { 10192 try { 10193 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 10194 allCodePaths = pkg.getAllCodePaths(); 10195 } catch (PackageParserException e) { 10196 // Ignored; we tried our best 10197 } 10198 } 10199 10200 cleanUp(); 10201 removeDexFiles(allCodePaths, instructionSets); 10202 } 10203 10204 boolean doPostDeleteLI(boolean delete) { 10205 // XXX err, shouldn't we respect the delete flag? 10206 cleanUpResourcesLI(); 10207 return true; 10208 } 10209 } 10210 10211 private boolean isAsecExternal(String cid) { 10212 final String asecPath = PackageHelper.getSdFilesystem(cid); 10213 return !asecPath.startsWith(mAsecInternalPath); 10214 } 10215 10216 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 10217 PackageManagerException { 10218 if (copyRet < 0) { 10219 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 10220 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 10221 throw new PackageManagerException(copyRet, message); 10222 } 10223 } 10224 } 10225 10226 /** 10227 * Extract the MountService "container ID" from the full code path of an 10228 * .apk. 10229 */ 10230 static String cidFromCodePath(String fullCodePath) { 10231 int eidx = fullCodePath.lastIndexOf("/"); 10232 String subStr1 = fullCodePath.substring(0, eidx); 10233 int sidx = subStr1.lastIndexOf("/"); 10234 return subStr1.substring(sidx+1, eidx); 10235 } 10236 10237 /** 10238 * Logic to handle installation of ASEC applications, including copying and 10239 * renaming logic. 10240 */ 10241 class AsecInstallArgs extends InstallArgs { 10242 static final String RES_FILE_NAME = "pkg.apk"; 10243 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 10244 10245 String cid; 10246 String packagePath; 10247 String resourcePath; 10248 String legacyNativeLibraryDir; 10249 10250 /** New install */ 10251 AsecInstallArgs(InstallParams params) { 10252 super(params.origin, params.observer, params.installFlags, 10253 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10254 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10255 } 10256 10257 /** Existing install */ 10258 AsecInstallArgs(String fullCodePath, String[] instructionSets, 10259 boolean isExternal, boolean isForwardLocked) { 10260 super(OriginInfo.fromNothing(), null, (isExternal ? INSTALL_EXTERNAL : 0) 10261 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 10262 instructionSets, null); 10263 // Hackily pretend we're still looking at a full code path 10264 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 10265 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 10266 } 10267 10268 // Extract cid from fullCodePath 10269 int eidx = fullCodePath.lastIndexOf("/"); 10270 String subStr1 = fullCodePath.substring(0, eidx); 10271 int sidx = subStr1.lastIndexOf("/"); 10272 cid = subStr1.substring(sidx+1, eidx); 10273 setMountPath(subStr1); 10274 } 10275 10276 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 10277 super(OriginInfo.fromNothing(), null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 10278 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 10279 instructionSets, null); 10280 this.cid = cid; 10281 setMountPath(PackageHelper.getSdDir(cid)); 10282 } 10283 10284 void createCopyFile() { 10285 cid = mInstallerService.allocateExternalStageCidLegacy(); 10286 } 10287 10288 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 10289 final long sizeBytes = imcs.calculateInstalledSize(packagePath, isFwdLocked(), 10290 abiOverride); 10291 10292 final File target; 10293 if (isExternalAsec()) { 10294 target = new UserEnvironment(UserHandle.USER_OWNER).getExternalStorageDirectory(); 10295 } else { 10296 target = Environment.getDataDirectory(); 10297 } 10298 10299 final StorageManager storage = StorageManager.from(mContext); 10300 return (sizeBytes <= storage.getStorageBytesUntilLow(target)); 10301 } 10302 10303 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10304 if (origin.staged) { 10305 Slog.d(TAG, origin.cid + " already staged; skipping copy"); 10306 cid = origin.cid; 10307 setMountPath(PackageHelper.getSdDir(cid)); 10308 return PackageManager.INSTALL_SUCCEEDED; 10309 } 10310 10311 if (temp) { 10312 createCopyFile(); 10313 } else { 10314 /* 10315 * Pre-emptively destroy the container since it's destroyed if 10316 * copying fails due to it existing anyway. 10317 */ 10318 PackageHelper.destroySdDir(cid); 10319 } 10320 10321 final String newMountPath = imcs.copyPackageToContainer( 10322 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 10323 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 10324 10325 if (newMountPath != null) { 10326 setMountPath(newMountPath); 10327 return PackageManager.INSTALL_SUCCEEDED; 10328 } else { 10329 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10330 } 10331 } 10332 10333 @Override 10334 String getCodePath() { 10335 return packagePath; 10336 } 10337 10338 @Override 10339 String getResourcePath() { 10340 return resourcePath; 10341 } 10342 10343 @Override 10344 String getLegacyNativeLibraryPath() { 10345 return legacyNativeLibraryDir; 10346 } 10347 10348 int doPreInstall(int status) { 10349 if (status != PackageManager.INSTALL_SUCCEEDED) { 10350 // Destroy container 10351 PackageHelper.destroySdDir(cid); 10352 } else { 10353 boolean mounted = PackageHelper.isContainerMounted(cid); 10354 if (!mounted) { 10355 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 10356 Process.SYSTEM_UID); 10357 if (newMountPath != null) { 10358 setMountPath(newMountPath); 10359 } else { 10360 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10361 } 10362 } 10363 } 10364 return status; 10365 } 10366 10367 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10368 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 10369 String newMountPath = null; 10370 if (PackageHelper.isContainerMounted(cid)) { 10371 // Unmount the container 10372 if (!PackageHelper.unMountSdDir(cid)) { 10373 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 10374 return false; 10375 } 10376 } 10377 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 10378 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 10379 " which might be stale. Will try to clean up."); 10380 // Clean up the stale container and proceed to recreate. 10381 if (!PackageHelper.destroySdDir(newCacheId)) { 10382 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 10383 return false; 10384 } 10385 // Successfully cleaned up stale container. Try to rename again. 10386 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 10387 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 10388 + " inspite of cleaning it up."); 10389 return false; 10390 } 10391 } 10392 if (!PackageHelper.isContainerMounted(newCacheId)) { 10393 Slog.w(TAG, "Mounting container " + newCacheId); 10394 newMountPath = PackageHelper.mountSdDir(newCacheId, 10395 getEncryptKey(), Process.SYSTEM_UID); 10396 } else { 10397 newMountPath = PackageHelper.getSdDir(newCacheId); 10398 } 10399 if (newMountPath == null) { 10400 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 10401 return false; 10402 } 10403 Log.i(TAG, "Succesfully renamed " + cid + 10404 " to " + newCacheId + 10405 " at new path: " + newMountPath); 10406 cid = newCacheId; 10407 10408 final File beforeCodeFile = new File(packagePath); 10409 setMountPath(newMountPath); 10410 final File afterCodeFile = new File(packagePath); 10411 10412 // Reflect the rename in scanned details 10413 pkg.codePath = afterCodeFile.getAbsolutePath(); 10414 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10415 pkg.baseCodePath); 10416 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10417 pkg.splitCodePaths); 10418 10419 // Reflect the rename in app info 10420 pkg.applicationInfo.setCodePath(pkg.codePath); 10421 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 10422 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 10423 pkg.applicationInfo.setResourcePath(pkg.codePath); 10424 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 10425 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 10426 10427 return true; 10428 } 10429 10430 private void setMountPath(String mountPath) { 10431 final File mountFile = new File(mountPath); 10432 10433 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 10434 if (monolithicFile.exists()) { 10435 packagePath = monolithicFile.getAbsolutePath(); 10436 if (isFwdLocked()) { 10437 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 10438 } else { 10439 resourcePath = packagePath; 10440 } 10441 } else { 10442 packagePath = mountFile.getAbsolutePath(); 10443 resourcePath = packagePath; 10444 } 10445 10446 legacyNativeLibraryDir = new File(mountFile, LIB_DIR_NAME).getAbsolutePath(); 10447 } 10448 10449 int doPostInstall(int status, int uid) { 10450 if (status != PackageManager.INSTALL_SUCCEEDED) { 10451 cleanUp(); 10452 } else { 10453 final int groupOwner; 10454 final String protectedFile; 10455 if (isFwdLocked()) { 10456 groupOwner = UserHandle.getSharedAppGid(uid); 10457 protectedFile = RES_FILE_NAME; 10458 } else { 10459 groupOwner = -1; 10460 protectedFile = null; 10461 } 10462 10463 if (uid < Process.FIRST_APPLICATION_UID 10464 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 10465 Slog.e(TAG, "Failed to finalize " + cid); 10466 PackageHelper.destroySdDir(cid); 10467 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10468 } 10469 10470 boolean mounted = PackageHelper.isContainerMounted(cid); 10471 if (!mounted) { 10472 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 10473 } 10474 } 10475 return status; 10476 } 10477 10478 private void cleanUp() { 10479 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 10480 10481 // Destroy secure container 10482 PackageHelper.destroySdDir(cid); 10483 } 10484 10485 private List<String> getAllCodePaths() { 10486 final File codeFile = new File(getCodePath()); 10487 if (codeFile != null && codeFile.exists()) { 10488 try { 10489 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 10490 return pkg.getAllCodePaths(); 10491 } catch (PackageParserException e) { 10492 // Ignored; we tried our best 10493 } 10494 } 10495 return Collections.EMPTY_LIST; 10496 } 10497 10498 void cleanUpResourcesLI() { 10499 // Enumerate all code paths before deleting 10500 cleanUpResourcesLI(getAllCodePaths()); 10501 } 10502 10503 private void cleanUpResourcesLI(List<String> allCodePaths) { 10504 cleanUp(); 10505 removeDexFiles(allCodePaths, instructionSets); 10506 } 10507 10508 10509 10510 String getPackageName() { 10511 return getAsecPackageName(cid); 10512 } 10513 10514 boolean doPostDeleteLI(boolean delete) { 10515 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 10516 final List<String> allCodePaths = getAllCodePaths(); 10517 boolean mounted = PackageHelper.isContainerMounted(cid); 10518 if (mounted) { 10519 // Unmount first 10520 if (PackageHelper.unMountSdDir(cid)) { 10521 mounted = false; 10522 } 10523 } 10524 if (!mounted && delete) { 10525 cleanUpResourcesLI(allCodePaths); 10526 } 10527 return !mounted; 10528 } 10529 10530 @Override 10531 int doPreCopy() { 10532 if (isFwdLocked()) { 10533 if (!PackageHelper.fixSdPermissions(cid, 10534 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 10535 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10536 } 10537 } 10538 10539 return PackageManager.INSTALL_SUCCEEDED; 10540 } 10541 10542 @Override 10543 int doPostCopy(int uid) { 10544 if (isFwdLocked()) { 10545 if (uid < Process.FIRST_APPLICATION_UID 10546 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 10547 RES_FILE_NAME)) { 10548 Slog.e(TAG, "Failed to finalize " + cid); 10549 PackageHelper.destroySdDir(cid); 10550 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10551 } 10552 } 10553 10554 return PackageManager.INSTALL_SUCCEEDED; 10555 } 10556 } 10557 10558 static String getAsecPackageName(String packageCid) { 10559 int idx = packageCid.lastIndexOf("-"); 10560 if (idx == -1) { 10561 return packageCid; 10562 } 10563 return packageCid.substring(0, idx); 10564 } 10565 10566 // Utility method used to create code paths based on package name and available index. 10567 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 10568 String idxStr = ""; 10569 int idx = 1; 10570 // Fall back to default value of idx=1 if prefix is not 10571 // part of oldCodePath 10572 if (oldCodePath != null) { 10573 String subStr = oldCodePath; 10574 // Drop the suffix right away 10575 if (suffix != null && subStr.endsWith(suffix)) { 10576 subStr = subStr.substring(0, subStr.length() - suffix.length()); 10577 } 10578 // If oldCodePath already contains prefix find out the 10579 // ending index to either increment or decrement. 10580 int sidx = subStr.lastIndexOf(prefix); 10581 if (sidx != -1) { 10582 subStr = subStr.substring(sidx + prefix.length()); 10583 if (subStr != null) { 10584 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 10585 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 10586 } 10587 try { 10588 idx = Integer.parseInt(subStr); 10589 if (idx <= 1) { 10590 idx++; 10591 } else { 10592 idx--; 10593 } 10594 } catch(NumberFormatException e) { 10595 } 10596 } 10597 } 10598 } 10599 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 10600 return prefix + idxStr; 10601 } 10602 10603 private File getNextCodePath(File targetDir, String packageName) { 10604 int suffix = 1; 10605 File result; 10606 do { 10607 result = new File(targetDir, packageName + "-" + suffix); 10608 suffix++; 10609 } while (result.exists()); 10610 return result; 10611 } 10612 10613 // Utility method that returns the relative package path with respect 10614 // to the installation directory. Like say for /data/data/com.test-1.apk 10615 // string com.test-1 is returned. 10616 static String deriveCodePathName(String codePath) { 10617 if (codePath == null) { 10618 return null; 10619 } 10620 final File codeFile = new File(codePath); 10621 final String name = codeFile.getName(); 10622 if (codeFile.isDirectory()) { 10623 return name; 10624 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 10625 final int lastDot = name.lastIndexOf('.'); 10626 return name.substring(0, lastDot); 10627 } else { 10628 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 10629 return null; 10630 } 10631 } 10632 10633 class PackageInstalledInfo { 10634 String name; 10635 int uid; 10636 // The set of users that originally had this package installed. 10637 int[] origUsers; 10638 // The set of users that now have this package installed. 10639 int[] newUsers; 10640 PackageParser.Package pkg; 10641 int returnCode; 10642 String returnMsg; 10643 PackageRemovedInfo removedInfo; 10644 10645 public void setError(int code, String msg) { 10646 returnCode = code; 10647 returnMsg = msg; 10648 Slog.w(TAG, msg); 10649 } 10650 10651 public void setError(String msg, PackageParserException e) { 10652 returnCode = e.error; 10653 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 10654 Slog.w(TAG, msg, e); 10655 } 10656 10657 public void setError(String msg, PackageManagerException e) { 10658 returnCode = e.error; 10659 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 10660 Slog.w(TAG, msg, e); 10661 } 10662 10663 // In some error cases we want to convey more info back to the observer 10664 String origPackage; 10665 String origPermission; 10666 } 10667 10668 /* 10669 * Install a non-existing package. 10670 */ 10671 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 10672 UserHandle user, String installerPackageName, String volumeUuid, 10673 PackageInstalledInfo res) { 10674 // Remember this for later, in case we need to rollback this install 10675 String pkgName = pkg.packageName; 10676 10677 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 10678 boolean dataDirExists = getDataPathForPackage(pkg.packageName, 0).exists(); 10679 synchronized(mPackages) { 10680 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 10681 // A package with the same name is already installed, though 10682 // it has been renamed to an older name. The package we 10683 // are trying to install should be installed as an update to 10684 // the existing one, but that has not been requested, so bail. 10685 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 10686 + " without first uninstalling package running as " 10687 + mSettings.mRenamedPackages.get(pkgName)); 10688 return; 10689 } 10690 if (mPackages.containsKey(pkgName)) { 10691 // Don't allow installation over an existing package with the same name. 10692 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 10693 + " without first uninstalling."); 10694 return; 10695 } 10696 } 10697 10698 try { 10699 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 10700 System.currentTimeMillis(), user); 10701 10702 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 10703 // delete the partially installed application. the data directory will have to be 10704 // restored if it was already existing 10705 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 10706 // remove package from internal structures. Note that we want deletePackageX to 10707 // delete the package data and cache directories that it created in 10708 // scanPackageLocked, unless those directories existed before we even tried to 10709 // install. 10710 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 10711 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 10712 res.removedInfo, true); 10713 } 10714 10715 } catch (PackageManagerException e) { 10716 res.setError("Package couldn't be installed in " + pkg.codePath, e); 10717 } 10718 } 10719 10720 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 10721 // Upgrade keysets are being used. Determine if new package has a superset of the 10722 // required keys. 10723 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 10724 KeySetManagerService ksms = mSettings.mKeySetManagerService; 10725 for (int i = 0; i < upgradeKeySets.length; i++) { 10726 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 10727 if (newPkg.mSigningKeys.containsAll(upgradeSet)) { 10728 return true; 10729 } 10730 } 10731 return false; 10732 } 10733 10734 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 10735 UserHandle user, String installerPackageName, String volumeUuid, 10736 PackageInstalledInfo res) { 10737 PackageParser.Package oldPackage; 10738 String pkgName = pkg.packageName; 10739 int[] allUsers; 10740 boolean[] perUserInstalled; 10741 10742 // First find the old package info and check signatures 10743 synchronized(mPackages) { 10744 oldPackage = mPackages.get(pkgName); 10745 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 10746 PackageSetting ps = mSettings.mPackages.get(pkgName); 10747 if (ps == null || !ps.keySetData.isUsingUpgradeKeySets() || ps.sharedUser != null) { 10748 // default to original signature matching 10749 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 10750 != PackageManager.SIGNATURE_MATCH) { 10751 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 10752 "New package has a different signature: " + pkgName); 10753 return; 10754 } 10755 } else { 10756 if(!checkUpgradeKeySetLP(ps, pkg)) { 10757 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 10758 "New package not signed by keys specified by upgrade-keysets: " 10759 + pkgName); 10760 return; 10761 } 10762 } 10763 10764 // In case of rollback, remember per-user/profile install state 10765 allUsers = sUserManager.getUserIds(); 10766 perUserInstalled = new boolean[allUsers.length]; 10767 for (int i = 0; i < allUsers.length; i++) { 10768 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 10769 } 10770 } 10771 10772 boolean sysPkg = (isSystemApp(oldPackage)); 10773 if (sysPkg) { 10774 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 10775 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 10776 } else { 10777 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 10778 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 10779 } 10780 } 10781 10782 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 10783 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 10784 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 10785 String volumeUuid, PackageInstalledInfo res) { 10786 String pkgName = deletedPackage.packageName; 10787 boolean deletedPkg = true; 10788 boolean updatedSettings = false; 10789 10790 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 10791 + deletedPackage); 10792 long origUpdateTime; 10793 if (pkg.mExtras != null) { 10794 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 10795 } else { 10796 origUpdateTime = 0; 10797 } 10798 10799 // First delete the existing package while retaining the data directory 10800 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 10801 res.removedInfo, true)) { 10802 // If the existing package wasn't successfully deleted 10803 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 10804 deletedPkg = false; 10805 } else { 10806 // Successfully deleted the old package; proceed with replace. 10807 10808 // If deleted package lived in a container, give users a chance to 10809 // relinquish resources before killing. 10810 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 10811 if (DEBUG_INSTALL) { 10812 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 10813 } 10814 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 10815 final ArrayList<String> pkgList = new ArrayList<String>(1); 10816 pkgList.add(deletedPackage.applicationInfo.packageName); 10817 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 10818 } 10819 10820 deleteCodeCacheDirsLI(pkgName); 10821 try { 10822 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 10823 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 10824 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 10825 perUserInstalled, res, user); 10826 updatedSettings = true; 10827 } catch (PackageManagerException e) { 10828 res.setError("Package couldn't be installed in " + pkg.codePath, e); 10829 } 10830 } 10831 10832 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 10833 // remove package from internal structures. Note that we want deletePackageX to 10834 // delete the package data and cache directories that it created in 10835 // scanPackageLocked, unless those directories existed before we even tried to 10836 // install. 10837 if(updatedSettings) { 10838 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 10839 deletePackageLI( 10840 pkgName, null, true, allUsers, perUserInstalled, 10841 PackageManager.DELETE_KEEP_DATA, 10842 res.removedInfo, true); 10843 } 10844 // Since we failed to install the new package we need to restore the old 10845 // package that we deleted. 10846 if (deletedPkg) { 10847 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 10848 File restoreFile = new File(deletedPackage.codePath); 10849 // Parse old package 10850 boolean oldExternal = isExternal(deletedPackage); 10851 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 10852 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 10853 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 10854 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 10855 try { 10856 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 10857 } catch (PackageManagerException e) { 10858 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 10859 + e.getMessage()); 10860 return; 10861 } 10862 // Restore of old package succeeded. Update permissions. 10863 // writer 10864 synchronized (mPackages) { 10865 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 10866 UPDATE_PERMISSIONS_ALL); 10867 // can downgrade to reader 10868 mSettings.writeLPr(); 10869 } 10870 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 10871 } 10872 } 10873 } 10874 10875 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 10876 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 10877 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 10878 String volumeUuid, PackageInstalledInfo res) { 10879 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 10880 + ", old=" + deletedPackage); 10881 boolean disabledSystem = false; 10882 boolean updatedSettings = false; 10883 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 10884 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 10885 != 0) { 10886 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 10887 } 10888 String packageName = deletedPackage.packageName; 10889 if (packageName == null) { 10890 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 10891 "Attempt to delete null packageName."); 10892 return; 10893 } 10894 PackageParser.Package oldPkg; 10895 PackageSetting oldPkgSetting; 10896 // reader 10897 synchronized (mPackages) { 10898 oldPkg = mPackages.get(packageName); 10899 oldPkgSetting = mSettings.mPackages.get(packageName); 10900 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 10901 (oldPkgSetting == null)) { 10902 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 10903 "Couldn't find package:" + packageName + " information"); 10904 return; 10905 } 10906 } 10907 10908 killApplication(packageName, oldPkg.applicationInfo.uid, "replace sys pkg"); 10909 10910 res.removedInfo.uid = oldPkg.applicationInfo.uid; 10911 res.removedInfo.removedPackage = packageName; 10912 // Remove existing system package 10913 removePackageLI(oldPkgSetting, true); 10914 // writer 10915 synchronized (mPackages) { 10916 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 10917 if (!disabledSystem && deletedPackage != null) { 10918 // We didn't need to disable the .apk as a current system package, 10919 // which means we are replacing another update that is already 10920 // installed. We need to make sure to delete the older one's .apk. 10921 res.removedInfo.args = createInstallArgsForExisting(0, 10922 deletedPackage.applicationInfo.getCodePath(), 10923 deletedPackage.applicationInfo.getResourcePath(), 10924 deletedPackage.applicationInfo.nativeLibraryRootDir, 10925 getAppDexInstructionSets(deletedPackage.applicationInfo)); 10926 } else { 10927 res.removedInfo.args = null; 10928 } 10929 } 10930 10931 // Successfully disabled the old package. Now proceed with re-installation 10932 deleteCodeCacheDirsLI(packageName); 10933 10934 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 10935 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 10936 10937 PackageParser.Package newPackage = null; 10938 try { 10939 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 10940 if (newPackage.mExtras != null) { 10941 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 10942 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 10943 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 10944 10945 // is the update attempting to change shared user? that isn't going to work... 10946 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 10947 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 10948 "Forbidding shared user change from " + oldPkgSetting.sharedUser 10949 + " to " + newPkgSetting.sharedUser); 10950 updatedSettings = true; 10951 } 10952 } 10953 10954 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10955 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 10956 perUserInstalled, res, user); 10957 updatedSettings = true; 10958 } 10959 10960 } catch (PackageManagerException e) { 10961 res.setError("Package couldn't be installed in " + pkg.codePath, e); 10962 } 10963 10964 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 10965 // Re installation failed. Restore old information 10966 // Remove new pkg information 10967 if (newPackage != null) { 10968 removeInstalledPackageLI(newPackage, true); 10969 } 10970 // Add back the old system package 10971 try { 10972 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 10973 } catch (PackageManagerException e) { 10974 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 10975 } 10976 // Restore the old system information in Settings 10977 synchronized (mPackages) { 10978 if (disabledSystem) { 10979 mSettings.enableSystemPackageLPw(packageName); 10980 } 10981 if (updatedSettings) { 10982 mSettings.setInstallerPackageName(packageName, 10983 oldPkgSetting.installerPackageName); 10984 } 10985 mSettings.writeLPr(); 10986 } 10987 } 10988 } 10989 10990 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 10991 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 10992 UserHandle user) { 10993 String pkgName = newPackage.packageName; 10994 synchronized (mPackages) { 10995 //write settings. the installStatus will be incomplete at this stage. 10996 //note that the new package setting would have already been 10997 //added to mPackages. It hasn't been persisted yet. 10998 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 10999 mSettings.writeLPr(); 11000 } 11001 11002 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 11003 11004 synchronized (mPackages) { 11005 updatePermissionsLPw(newPackage.packageName, newPackage, 11006 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 11007 ? UPDATE_PERMISSIONS_ALL : 0)); 11008 // For system-bundled packages, we assume that installing an upgraded version 11009 // of the package implies that the user actually wants to run that new code, 11010 // so we enable the package. 11011 PackageSetting ps = mSettings.mPackages.get(pkgName); 11012 if (ps != null) { 11013 if (isSystemApp(newPackage)) { 11014 // NB: implicit assumption that system package upgrades apply to all users 11015 if (DEBUG_INSTALL) { 11016 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 11017 } 11018 if (res.origUsers != null) { 11019 for (int userHandle : res.origUsers) { 11020 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 11021 userHandle, installerPackageName); 11022 } 11023 } 11024 // Also convey the prior install/uninstall state 11025 if (allUsers != null && perUserInstalled != null) { 11026 for (int i = 0; i < allUsers.length; i++) { 11027 if (DEBUG_INSTALL) { 11028 Slog.d(TAG, " user " + allUsers[i] 11029 + " => " + perUserInstalled[i]); 11030 } 11031 ps.setInstalled(perUserInstalled[i], allUsers[i]); 11032 } 11033 // these install state changes will be persisted in the 11034 // upcoming call to mSettings.writeLPr(). 11035 } 11036 } 11037 // It's implied that when a user requests installation, they want the app to be 11038 // installed and enabled. 11039 int userId = user.getIdentifier(); 11040 if (userId != UserHandle.USER_ALL) { 11041 ps.setInstalled(true, userId); 11042 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 11043 } 11044 } 11045 res.name = pkgName; 11046 res.uid = newPackage.applicationInfo.uid; 11047 res.pkg = newPackage; 11048 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 11049 mSettings.setInstallerPackageName(pkgName, installerPackageName); 11050 mSettings.setVolumeUuid(pkgName, volumeUuid); 11051 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11052 //to update install status 11053 mSettings.writeLPr(); 11054 } 11055 } 11056 11057 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 11058 final int installFlags = args.installFlags; 11059 final String installerPackageName = args.installerPackageName; 11060 final String volumeUuid = args.volumeUuid; 11061 final File tmpPackageFile = new File(args.getCodePath()); 11062 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 11063 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 11064 || (args.volumeUuid != null)); 11065 boolean replace = false; 11066 final int scanFlags = SCAN_NEW_INSTALL | SCAN_FORCE_DEX | SCAN_UPDATE_SIGNATURE; 11067 // Result object to be returned 11068 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11069 11070 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 11071 // Retrieve PackageSettings and parse package 11072 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 11073 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 11074 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11075 PackageParser pp = new PackageParser(); 11076 pp.setSeparateProcesses(mSeparateProcesses); 11077 pp.setDisplayMetrics(mMetrics); 11078 11079 final PackageParser.Package pkg; 11080 try { 11081 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 11082 } catch (PackageParserException e) { 11083 res.setError("Failed parse during installPackageLI", e); 11084 return; 11085 } 11086 11087 // Mark that we have an install time CPU ABI override. 11088 pkg.cpuAbiOverride = args.abiOverride; 11089 11090 String pkgName = res.name = pkg.packageName; 11091 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 11092 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 11093 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 11094 return; 11095 } 11096 } 11097 11098 try { 11099 pp.collectCertificates(pkg, parseFlags); 11100 pp.collectManifestDigest(pkg); 11101 } catch (PackageParserException e) { 11102 res.setError("Failed collect during installPackageLI", e); 11103 return; 11104 } 11105 11106 /* If the installer passed in a manifest digest, compare it now. */ 11107 if (args.manifestDigest != null) { 11108 if (DEBUG_INSTALL) { 11109 final String parsedManifest = pkg.manifestDigest == null ? "null" 11110 : pkg.manifestDigest.toString(); 11111 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 11112 + parsedManifest); 11113 } 11114 11115 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 11116 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 11117 return; 11118 } 11119 } else if (DEBUG_INSTALL) { 11120 final String parsedManifest = pkg.manifestDigest == null 11121 ? "null" : pkg.manifestDigest.toString(); 11122 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 11123 } 11124 11125 // Get rid of all references to package scan path via parser. 11126 pp = null; 11127 String oldCodePath = null; 11128 boolean systemApp = false; 11129 synchronized (mPackages) { 11130 // Check if installing already existing package 11131 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 11132 String oldName = mSettings.mRenamedPackages.get(pkgName); 11133 if (pkg.mOriginalPackages != null 11134 && pkg.mOriginalPackages.contains(oldName) 11135 && mPackages.containsKey(oldName)) { 11136 // This package is derived from an original package, 11137 // and this device has been updating from that original 11138 // name. We must continue using the original name, so 11139 // rename the new package here. 11140 pkg.setPackageName(oldName); 11141 pkgName = pkg.packageName; 11142 replace = true; 11143 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 11144 + oldName + " pkgName=" + pkgName); 11145 } else if (mPackages.containsKey(pkgName)) { 11146 // This package, under its official name, already exists 11147 // on the device; we should replace it. 11148 replace = true; 11149 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 11150 } 11151 } 11152 11153 PackageSetting ps = mSettings.mPackages.get(pkgName); 11154 if (ps != null) { 11155 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 11156 11157 // Quick sanity check that we're signed correctly if updating; 11158 // we'll check this again later when scanning, but we want to 11159 // bail early here before tripping over redefined permissions. 11160 if (!ps.keySetData.isUsingUpgradeKeySets() || ps.sharedUser != null) { 11161 try { 11162 verifySignaturesLP(ps, pkg); 11163 } catch (PackageManagerException e) { 11164 res.setError(e.error, e.getMessage()); 11165 return; 11166 } 11167 } else { 11168 if (!checkUpgradeKeySetLP(ps, pkg)) { 11169 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 11170 + pkg.packageName + " upgrade keys do not match the " 11171 + "previously installed version"); 11172 return; 11173 } 11174 } 11175 11176 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 11177 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 11178 systemApp = (ps.pkg.applicationInfo.flags & 11179 ApplicationInfo.FLAG_SYSTEM) != 0; 11180 } 11181 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 11182 } 11183 11184 // Check whether the newly-scanned package wants to define an already-defined perm 11185 int N = pkg.permissions.size(); 11186 for (int i = N-1; i >= 0; i--) { 11187 PackageParser.Permission perm = pkg.permissions.get(i); 11188 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 11189 if (bp != null) { 11190 // If the defining package is signed with our cert, it's okay. This 11191 // also includes the "updating the same package" case, of course. 11192 // "updating same package" could also involve key-rotation. 11193 final boolean sigsOk; 11194 if (!bp.sourcePackage.equals(pkg.packageName) 11195 || !(bp.packageSetting instanceof PackageSetting) 11196 || !bp.packageSetting.keySetData.isUsingUpgradeKeySets() 11197 || ((PackageSetting) bp.packageSetting).sharedUser != null) { 11198 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 11199 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 11200 } else { 11201 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 11202 } 11203 if (!sigsOk) { 11204 // If the owning package is the system itself, we log but allow 11205 // install to proceed; we fail the install on all other permission 11206 // redefinitions. 11207 if (!bp.sourcePackage.equals("android")) { 11208 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 11209 + pkg.packageName + " attempting to redeclare permission " 11210 + perm.info.name + " already owned by " + bp.sourcePackage); 11211 res.origPermission = perm.info.name; 11212 res.origPackage = bp.sourcePackage; 11213 return; 11214 } else { 11215 Slog.w(TAG, "Package " + pkg.packageName 11216 + " attempting to redeclare system permission " 11217 + perm.info.name + "; ignoring new declaration"); 11218 pkg.permissions.remove(i); 11219 } 11220 } 11221 } 11222 } 11223 11224 } 11225 11226 if (systemApp && onExternal) { 11227 // Disable updates to system apps on sdcard 11228 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 11229 "Cannot install updates to system apps on sdcard"); 11230 return; 11231 } 11232 11233 // Run dexopt before old package gets removed, to minimize time when app is not available 11234 int result = mPackageDexOptimizer 11235 .performDexOpt(pkg, null /* instruction sets */, true /* forceDex */, 11236 false /* defer */, false /* inclDependencies */); 11237 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 11238 res.setError(INSTALL_FAILED_DEXOPT, "Dexopt failed for " + pkg.codePath); 11239 return; 11240 } 11241 11242 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 11243 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 11244 return; 11245 } 11246 11247 startIntentFilterVerifications(args.user.getIdentifier(), pkg); 11248 11249 // Call with SCAN_NO_DEX, since dexopt has already been made 11250 if (replace) { 11251 replacePackageLI(pkg, parseFlags, scanFlags | SCAN_REPLACING | SCAN_NO_DEX, args.user, 11252 installerPackageName, volumeUuid, res); 11253 } else { 11254 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES 11255 | SCAN_NO_DEX, args.user, installerPackageName, volumeUuid, res); 11256 } 11257 synchronized (mPackages) { 11258 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11259 if (ps != null) { 11260 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 11261 } 11262 } 11263 } 11264 11265 private void startIntentFilterVerifications(int userId, PackageParser.Package pkg) { 11266 if (mIntentFilterVerifierComponent == null) { 11267 Slog.d(TAG, "No IntentFilter verification will not be done as " 11268 + "there is no IntentFilterVerifier available!"); 11269 return; 11270 } 11271 11272 final int verifierUid = getPackageUid( 11273 mIntentFilterVerifierComponent.getPackageName(), 11274 (userId == UserHandle.USER_ALL) ? UserHandle.USER_OWNER : userId); 11275 11276 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 11277 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 11278 msg.obj = pkg; 11279 msg.arg1 = userId; 11280 msg.arg2 = verifierUid; 11281 11282 mHandler.sendMessage(msg); 11283 } 11284 11285 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, 11286 PackageParser.Package pkg) { 11287 int size = pkg.activities.size(); 11288 if (size == 0) { 11289 Slog.d(TAG, "No activity, so no need to verify any IntentFilter!"); 11290 return; 11291 } 11292 11293 final boolean hasDomainURLs = hasDomainURLs(pkg); 11294 if (!hasDomainURLs) { 11295 Slog.d(TAG, "No domain URLs, so no need to verify any IntentFilter!"); 11296 return; 11297 } 11298 11299 Slog.d(TAG, "Checking for userId:" + userId + " if any IntentFilter from the " + size 11300 + " Activities needs verification ..."); 11301 11302 final int verificationId = mIntentFilterVerificationToken++; 11303 int count = 0; 11304 final String packageName = pkg.packageName; 11305 ArrayList<String> allHosts = new ArrayList<>(); 11306 11307 synchronized (mPackages) { 11308 for (PackageParser.Activity a : pkg.activities) { 11309 for (ActivityIntentInfo filter : a.intents) { 11310 boolean needsFilterVerification = filter.needsVerification(); 11311 if (needsFilterVerification && needsNetworkVerificationLPr(filter)) { 11312 Slog.d(TAG, "Verification needed for IntentFilter:" + filter.toString()); 11313 mIntentFilterVerifier.addOneIntentFilterVerification( 11314 verifierUid, userId, verificationId, filter, packageName); 11315 count++; 11316 } else if (!needsFilterVerification) { 11317 Slog.d(TAG, "No verification needed for IntentFilter:" 11318 + filter.toString()); 11319 if (hasValidDomains(filter)) { 11320 allHosts.addAll(filter.getHostsList()); 11321 } 11322 } else { 11323 Slog.d(TAG, "Verification already done for IntentFilter:" 11324 + filter.toString()); 11325 } 11326 } 11327 } 11328 } 11329 11330 if (count > 0) { 11331 mIntentFilterVerifier.startVerifications(userId); 11332 Slog.d(TAG, "Started " + count + " IntentFilter verification" 11333 + (count > 1 ? "s" : "") + " for userId:" + userId + "!"); 11334 } else { 11335 Slog.d(TAG, "No need to start any IntentFilter verification!"); 11336 if (allHosts.size() > 0 && mSettings.createIntentFilterVerificationIfNeededLPw( 11337 packageName, allHosts) != null) { 11338 scheduleWriteSettingsLocked(); 11339 } 11340 } 11341 } 11342 11343 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 11344 final ComponentName cn = filter.activity.getComponentName(); 11345 final String packageName = cn.getPackageName(); 11346 11347 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 11348 packageName); 11349 if (ivi == null) { 11350 return true; 11351 } 11352 int status = ivi.getStatus(); 11353 switch (status) { 11354 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 11355 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 11356 return true; 11357 11358 default: 11359 // Nothing to do 11360 return false; 11361 } 11362 } 11363 11364 private static boolean isMultiArch(PackageSetting ps) { 11365 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 11366 } 11367 11368 private static boolean isMultiArch(ApplicationInfo info) { 11369 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 11370 } 11371 11372 private static boolean isExternal(PackageParser.Package pkg) { 11373 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 11374 } 11375 11376 private static boolean isExternal(PackageSetting ps) { 11377 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 11378 } 11379 11380 private static boolean isExternal(ApplicationInfo info) { 11381 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 11382 } 11383 11384 private static boolean isSystemApp(PackageParser.Package pkg) { 11385 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 11386 } 11387 11388 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 11389 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 11390 } 11391 11392 private static boolean hasDomainURLs(PackageParser.Package pkg) { 11393 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 11394 } 11395 11396 private static boolean isSystemApp(PackageSetting ps) { 11397 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 11398 } 11399 11400 private static boolean isUpdatedSystemApp(PackageSetting ps) { 11401 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 11402 } 11403 11404 private int packageFlagsToInstallFlags(PackageSetting ps) { 11405 int installFlags = 0; 11406 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 11407 // This existing package was an external ASEC install when we have 11408 // the external flag without a UUID 11409 installFlags |= PackageManager.INSTALL_EXTERNAL; 11410 } 11411 if (ps.isForwardLocked()) { 11412 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 11413 } 11414 return installFlags; 11415 } 11416 11417 private void deleteTempPackageFiles() { 11418 final FilenameFilter filter = new FilenameFilter() { 11419 public boolean accept(File dir, String name) { 11420 return name.startsWith("vmdl") && name.endsWith(".tmp"); 11421 } 11422 }; 11423 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 11424 file.delete(); 11425 } 11426 } 11427 11428 @Override 11429 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 11430 int flags) { 11431 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 11432 flags); 11433 } 11434 11435 @Override 11436 public void deletePackage(final String packageName, 11437 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 11438 mContext.enforceCallingOrSelfPermission( 11439 android.Manifest.permission.DELETE_PACKAGES, null); 11440 final int uid = Binder.getCallingUid(); 11441 if (UserHandle.getUserId(uid) != userId) { 11442 mContext.enforceCallingPermission( 11443 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 11444 "deletePackage for user " + userId); 11445 } 11446 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 11447 try { 11448 observer.onPackageDeleted(packageName, 11449 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 11450 } catch (RemoteException re) { 11451 } 11452 return; 11453 } 11454 11455 boolean uninstallBlocked = false; 11456 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 11457 int[] users = sUserManager.getUserIds(); 11458 for (int i = 0; i < users.length; ++i) { 11459 if (getBlockUninstallForUser(packageName, users[i])) { 11460 uninstallBlocked = true; 11461 break; 11462 } 11463 } 11464 } else { 11465 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 11466 } 11467 if (uninstallBlocked) { 11468 try { 11469 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 11470 null); 11471 } catch (RemoteException re) { 11472 } 11473 return; 11474 } 11475 11476 if (DEBUG_REMOVE) { 11477 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 11478 } 11479 // Queue up an async operation since the package deletion may take a little while. 11480 mHandler.post(new Runnable() { 11481 public void run() { 11482 mHandler.removeCallbacks(this); 11483 final int returnCode = deletePackageX(packageName, userId, flags); 11484 if (observer != null) { 11485 try { 11486 observer.onPackageDeleted(packageName, returnCode, null); 11487 } catch (RemoteException e) { 11488 Log.i(TAG, "Observer no longer exists."); 11489 } //end catch 11490 } //end if 11491 } //end run 11492 }); 11493 } 11494 11495 private boolean isPackageDeviceAdmin(String packageName, int userId) { 11496 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 11497 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 11498 try { 11499 if (dpm != null) { 11500 if (dpm.isDeviceOwner(packageName)) { 11501 return true; 11502 } 11503 int[] users; 11504 if (userId == UserHandle.USER_ALL) { 11505 users = sUserManager.getUserIds(); 11506 } else { 11507 users = new int[]{userId}; 11508 } 11509 for (int i = 0; i < users.length; ++i) { 11510 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 11511 return true; 11512 } 11513 } 11514 } 11515 } catch (RemoteException e) { 11516 } 11517 return false; 11518 } 11519 11520 /** 11521 * This method is an internal method that could be get invoked either 11522 * to delete an installed package or to clean up a failed installation. 11523 * After deleting an installed package, a broadcast is sent to notify any 11524 * listeners that the package has been installed. For cleaning up a failed 11525 * installation, the broadcast is not necessary since the package's 11526 * installation wouldn't have sent the initial broadcast either 11527 * The key steps in deleting a package are 11528 * deleting the package information in internal structures like mPackages, 11529 * deleting the packages base directories through installd 11530 * updating mSettings to reflect current status 11531 * persisting settings for later use 11532 * sending a broadcast if necessary 11533 */ 11534 private int deletePackageX(String packageName, int userId, int flags) { 11535 final PackageRemovedInfo info = new PackageRemovedInfo(); 11536 final boolean res; 11537 11538 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 11539 ? UserHandle.ALL : new UserHandle(userId); 11540 11541 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 11542 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 11543 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 11544 } 11545 11546 boolean removedForAllUsers = false; 11547 boolean systemUpdate = false; 11548 11549 // for the uninstall-updates case and restricted profiles, remember the per- 11550 // userhandle installed state 11551 int[] allUsers; 11552 boolean[] perUserInstalled; 11553 synchronized (mPackages) { 11554 PackageSetting ps = mSettings.mPackages.get(packageName); 11555 allUsers = sUserManager.getUserIds(); 11556 perUserInstalled = new boolean[allUsers.length]; 11557 for (int i = 0; i < allUsers.length; i++) { 11558 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 11559 } 11560 } 11561 11562 synchronized (mInstallLock) { 11563 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 11564 res = deletePackageLI(packageName, removeForUser, 11565 true, allUsers, perUserInstalled, 11566 flags | REMOVE_CHATTY, info, true); 11567 systemUpdate = info.isRemovedPackageSystemUpdate; 11568 if (res && !systemUpdate && mPackages.get(packageName) == null) { 11569 removedForAllUsers = true; 11570 } 11571 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 11572 + " removedForAllUsers=" + removedForAllUsers); 11573 } 11574 11575 if (res) { 11576 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 11577 11578 // If the removed package was a system update, the old system package 11579 // was re-enabled; we need to broadcast this information 11580 if (systemUpdate) { 11581 Bundle extras = new Bundle(1); 11582 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 11583 ? info.removedAppId : info.uid); 11584 extras.putBoolean(Intent.EXTRA_REPLACING, true); 11585 11586 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 11587 extras, null, null, null); 11588 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 11589 extras, null, null, null); 11590 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 11591 null, packageName, null, null); 11592 } 11593 } 11594 // Force a gc here. 11595 Runtime.getRuntime().gc(); 11596 // Delete the resources here after sending the broadcast to let 11597 // other processes clean up before deleting resources. 11598 if (info.args != null) { 11599 synchronized (mInstallLock) { 11600 info.args.doPostDeleteLI(true); 11601 } 11602 } 11603 11604 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 11605 } 11606 11607 static class PackageRemovedInfo { 11608 String removedPackage; 11609 int uid = -1; 11610 int removedAppId = -1; 11611 int[] removedUsers = null; 11612 boolean isRemovedPackageSystemUpdate = false; 11613 // Clean up resources deleted packages. 11614 InstallArgs args = null; 11615 11616 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 11617 Bundle extras = new Bundle(1); 11618 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 11619 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 11620 if (replacing) { 11621 extras.putBoolean(Intent.EXTRA_REPLACING, true); 11622 } 11623 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 11624 if (removedPackage != null) { 11625 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 11626 extras, null, null, removedUsers); 11627 if (fullRemove && !replacing) { 11628 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 11629 extras, null, null, removedUsers); 11630 } 11631 } 11632 if (removedAppId >= 0) { 11633 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 11634 removedUsers); 11635 } 11636 } 11637 } 11638 11639 /* 11640 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 11641 * flag is not set, the data directory is removed as well. 11642 * make sure this flag is set for partially installed apps. If not its meaningless to 11643 * delete a partially installed application. 11644 */ 11645 private void removePackageDataLI(PackageSetting ps, 11646 int[] allUserHandles, boolean[] perUserInstalled, 11647 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 11648 String packageName = ps.name; 11649 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 11650 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 11651 // Retrieve object to delete permissions for shared user later on 11652 final PackageSetting deletedPs; 11653 // reader 11654 synchronized (mPackages) { 11655 deletedPs = mSettings.mPackages.get(packageName); 11656 if (outInfo != null) { 11657 outInfo.removedPackage = packageName; 11658 outInfo.removedUsers = deletedPs != null 11659 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 11660 : null; 11661 } 11662 } 11663 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 11664 removeDataDirsLI(packageName); 11665 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 11666 } 11667 // writer 11668 synchronized (mPackages) { 11669 if (deletedPs != null) { 11670 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 11671 if (outInfo != null) { 11672 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 11673 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 11674 } 11675 updatePermissionsLPw(deletedPs.name, null, 0); 11676 if (deletedPs.sharedUser != null) { 11677 // Remove permissions associated with package. Since runtime 11678 // permissions are per user we have to kill the removed package 11679 // or packages running under the shared user of the removed 11680 // package if revoking the permissions requested only by the removed 11681 // package is successful and this causes a change in gids. 11682 for (int userId : UserManagerService.getInstance().getUserIds()) { 11683 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 11684 userId); 11685 if (userIdToKill == UserHandle.USER_ALL 11686 || userIdToKill >= UserHandle.USER_OWNER) { 11687 // If gids changed for this user, kill all affected packages. 11688 mHandler.post(new Runnable() { 11689 @Override 11690 public void run() { 11691 // This has to happen with no lock held. 11692 killSettingPackagesForUser(deletedPs, userIdToKill, 11693 KILL_APP_REASON_GIDS_CHANGED); 11694 } 11695 }); 11696 break; 11697 } 11698 } 11699 } 11700 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 11701 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 11702 } 11703 // make sure to preserve per-user disabled state if this removal was just 11704 // a downgrade of a system app to the factory package 11705 if (allUserHandles != null && perUserInstalled != null) { 11706 if (DEBUG_REMOVE) { 11707 Slog.d(TAG, "Propagating install state across downgrade"); 11708 } 11709 for (int i = 0; i < allUserHandles.length; i++) { 11710 if (DEBUG_REMOVE) { 11711 Slog.d(TAG, " user " + allUserHandles[i] 11712 + " => " + perUserInstalled[i]); 11713 } 11714 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 11715 } 11716 } 11717 } 11718 // can downgrade to reader 11719 if (writeSettings) { 11720 // Save settings now 11721 mSettings.writeLPr(); 11722 } 11723 } 11724 if (outInfo != null) { 11725 // A user ID was deleted here. Go through all users and remove it 11726 // from KeyStore. 11727 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 11728 } 11729 } 11730 11731 static boolean locationIsPrivileged(File path) { 11732 try { 11733 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 11734 .getCanonicalPath(); 11735 return path.getCanonicalPath().startsWith(privilegedAppDir); 11736 } catch (IOException e) { 11737 Slog.e(TAG, "Unable to access code path " + path); 11738 } 11739 return false; 11740 } 11741 11742 /* 11743 * Tries to delete system package. 11744 */ 11745 private boolean deleteSystemPackageLI(PackageSetting newPs, 11746 int[] allUserHandles, boolean[] perUserInstalled, 11747 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 11748 final boolean applyUserRestrictions 11749 = (allUserHandles != null) && (perUserInstalled != null); 11750 PackageSetting disabledPs = null; 11751 // Confirm if the system package has been updated 11752 // An updated system app can be deleted. This will also have to restore 11753 // the system pkg from system partition 11754 // reader 11755 synchronized (mPackages) { 11756 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 11757 } 11758 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 11759 + " disabledPs=" + disabledPs); 11760 if (disabledPs == null) { 11761 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 11762 return false; 11763 } else if (DEBUG_REMOVE) { 11764 Slog.d(TAG, "Deleting system pkg from data partition"); 11765 } 11766 if (DEBUG_REMOVE) { 11767 if (applyUserRestrictions) { 11768 Slog.d(TAG, "Remembering install states:"); 11769 for (int i = 0; i < allUserHandles.length; i++) { 11770 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 11771 } 11772 } 11773 } 11774 // Delete the updated package 11775 outInfo.isRemovedPackageSystemUpdate = true; 11776 if (disabledPs.versionCode < newPs.versionCode) { 11777 // Delete data for downgrades 11778 flags &= ~PackageManager.DELETE_KEEP_DATA; 11779 } else { 11780 // Preserve data by setting flag 11781 flags |= PackageManager.DELETE_KEEP_DATA; 11782 } 11783 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 11784 allUserHandles, perUserInstalled, outInfo, writeSettings); 11785 if (!ret) { 11786 return false; 11787 } 11788 // writer 11789 synchronized (mPackages) { 11790 // Reinstate the old system package 11791 mSettings.enableSystemPackageLPw(newPs.name); 11792 // Remove any native libraries from the upgraded package. 11793 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 11794 } 11795 // Install the system package 11796 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 11797 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 11798 if (locationIsPrivileged(disabledPs.codePath)) { 11799 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 11800 } 11801 11802 final PackageParser.Package newPkg; 11803 try { 11804 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 11805 } catch (PackageManagerException e) { 11806 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 11807 return false; 11808 } 11809 11810 // writer 11811 synchronized (mPackages) { 11812 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 11813 updatePermissionsLPw(newPkg.packageName, newPkg, 11814 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 11815 if (applyUserRestrictions) { 11816 if (DEBUG_REMOVE) { 11817 Slog.d(TAG, "Propagating install state across reinstall"); 11818 } 11819 for (int i = 0; i < allUserHandles.length; i++) { 11820 if (DEBUG_REMOVE) { 11821 Slog.d(TAG, " user " + allUserHandles[i] 11822 + " => " + perUserInstalled[i]); 11823 } 11824 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 11825 } 11826 // Regardless of writeSettings we need to ensure that this restriction 11827 // state propagation is persisted 11828 mSettings.writeAllUsersPackageRestrictionsLPr(); 11829 } 11830 // can downgrade to reader here 11831 if (writeSettings) { 11832 mSettings.writeLPr(); 11833 } 11834 } 11835 return true; 11836 } 11837 11838 private boolean deleteInstalledPackageLI(PackageSetting ps, 11839 boolean deleteCodeAndResources, int flags, 11840 int[] allUserHandles, boolean[] perUserInstalled, 11841 PackageRemovedInfo outInfo, boolean writeSettings) { 11842 if (outInfo != null) { 11843 outInfo.uid = ps.appId; 11844 } 11845 11846 // Delete package data from internal structures and also remove data if flag is set 11847 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 11848 11849 // Delete application code and resources 11850 if (deleteCodeAndResources && (outInfo != null)) { 11851 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 11852 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 11853 getAppDexInstructionSets(ps)); 11854 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 11855 } 11856 return true; 11857 } 11858 11859 @Override 11860 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 11861 int userId) { 11862 mContext.enforceCallingOrSelfPermission( 11863 android.Manifest.permission.DELETE_PACKAGES, null); 11864 synchronized (mPackages) { 11865 PackageSetting ps = mSettings.mPackages.get(packageName); 11866 if (ps == null) { 11867 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 11868 return false; 11869 } 11870 if (!ps.getInstalled(userId)) { 11871 // Can't block uninstall for an app that is not installed or enabled. 11872 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 11873 return false; 11874 } 11875 ps.setBlockUninstall(blockUninstall, userId); 11876 mSettings.writePackageRestrictionsLPr(userId); 11877 } 11878 return true; 11879 } 11880 11881 @Override 11882 public boolean getBlockUninstallForUser(String packageName, int userId) { 11883 synchronized (mPackages) { 11884 PackageSetting ps = mSettings.mPackages.get(packageName); 11885 if (ps == null) { 11886 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 11887 return false; 11888 } 11889 return ps.getBlockUninstall(userId); 11890 } 11891 } 11892 11893 /* 11894 * This method handles package deletion in general 11895 */ 11896 private boolean deletePackageLI(String packageName, UserHandle user, 11897 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 11898 int flags, PackageRemovedInfo outInfo, 11899 boolean writeSettings) { 11900 if (packageName == null) { 11901 Slog.w(TAG, "Attempt to delete null packageName."); 11902 return false; 11903 } 11904 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 11905 PackageSetting ps; 11906 boolean dataOnly = false; 11907 int removeUser = -1; 11908 int appId = -1; 11909 synchronized (mPackages) { 11910 ps = mSettings.mPackages.get(packageName); 11911 if (ps == null) { 11912 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 11913 return false; 11914 } 11915 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 11916 && user.getIdentifier() != UserHandle.USER_ALL) { 11917 // The caller is asking that the package only be deleted for a single 11918 // user. To do this, we just mark its uninstalled state and delete 11919 // its data. If this is a system app, we only allow this to happen if 11920 // they have set the special DELETE_SYSTEM_APP which requests different 11921 // semantics than normal for uninstalling system apps. 11922 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 11923 ps.setUserState(user.getIdentifier(), 11924 COMPONENT_ENABLED_STATE_DEFAULT, 11925 false, //installed 11926 true, //stopped 11927 true, //notLaunched 11928 false, //hidden 11929 null, null, null, 11930 false, // blockUninstall 11931 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 11932 if (!isSystemApp(ps)) { 11933 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 11934 // Other user still have this package installed, so all 11935 // we need to do is clear this user's data and save that 11936 // it is uninstalled. 11937 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 11938 removeUser = user.getIdentifier(); 11939 appId = ps.appId; 11940 mSettings.writePackageRestrictionsLPr(removeUser); 11941 } else { 11942 // We need to set it back to 'installed' so the uninstall 11943 // broadcasts will be sent correctly. 11944 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 11945 ps.setInstalled(true, user.getIdentifier()); 11946 } 11947 } else { 11948 // This is a system app, so we assume that the 11949 // other users still have this package installed, so all 11950 // we need to do is clear this user's data and save that 11951 // it is uninstalled. 11952 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 11953 removeUser = user.getIdentifier(); 11954 appId = ps.appId; 11955 mSettings.writePackageRestrictionsLPr(removeUser); 11956 } 11957 } 11958 } 11959 11960 if (removeUser >= 0) { 11961 // From above, we determined that we are deleting this only 11962 // for a single user. Continue the work here. 11963 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 11964 if (outInfo != null) { 11965 outInfo.removedPackage = packageName; 11966 outInfo.removedAppId = appId; 11967 outInfo.removedUsers = new int[] {removeUser}; 11968 } 11969 mInstaller.clearUserData(packageName, removeUser); 11970 removeKeystoreDataIfNeeded(removeUser, appId); 11971 schedulePackageCleaning(packageName, removeUser, false); 11972 return true; 11973 } 11974 11975 if (dataOnly) { 11976 // Delete application data first 11977 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 11978 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 11979 return true; 11980 } 11981 11982 boolean ret = false; 11983 if (isSystemApp(ps)) { 11984 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 11985 // When an updated system application is deleted we delete the existing resources as well and 11986 // fall back to existing code in system partition 11987 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 11988 flags, outInfo, writeSettings); 11989 } else { 11990 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 11991 // Kill application pre-emptively especially for apps on sd. 11992 killApplication(packageName, ps.appId, "uninstall pkg"); 11993 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 11994 allUserHandles, perUserInstalled, 11995 outInfo, writeSettings); 11996 } 11997 11998 return ret; 11999 } 12000 12001 private final class ClearStorageConnection implements ServiceConnection { 12002 IMediaContainerService mContainerService; 12003 12004 @Override 12005 public void onServiceConnected(ComponentName name, IBinder service) { 12006 synchronized (this) { 12007 mContainerService = IMediaContainerService.Stub.asInterface(service); 12008 notifyAll(); 12009 } 12010 } 12011 12012 @Override 12013 public void onServiceDisconnected(ComponentName name) { 12014 } 12015 } 12016 12017 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 12018 final boolean mounted; 12019 if (Environment.isExternalStorageEmulated()) { 12020 mounted = true; 12021 } else { 12022 final String status = Environment.getExternalStorageState(); 12023 12024 mounted = status.equals(Environment.MEDIA_MOUNTED) 12025 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 12026 } 12027 12028 if (!mounted) { 12029 return; 12030 } 12031 12032 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 12033 int[] users; 12034 if (userId == UserHandle.USER_ALL) { 12035 users = sUserManager.getUserIds(); 12036 } else { 12037 users = new int[] { userId }; 12038 } 12039 final ClearStorageConnection conn = new ClearStorageConnection(); 12040 if (mContext.bindServiceAsUser( 12041 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 12042 try { 12043 for (int curUser : users) { 12044 long timeout = SystemClock.uptimeMillis() + 5000; 12045 synchronized (conn) { 12046 long now = SystemClock.uptimeMillis(); 12047 while (conn.mContainerService == null && now < timeout) { 12048 try { 12049 conn.wait(timeout - now); 12050 } catch (InterruptedException e) { 12051 } 12052 } 12053 } 12054 if (conn.mContainerService == null) { 12055 return; 12056 } 12057 12058 final UserEnvironment userEnv = new UserEnvironment(curUser); 12059 clearDirectory(conn.mContainerService, 12060 userEnv.buildExternalStorageAppCacheDirs(packageName)); 12061 if (allData) { 12062 clearDirectory(conn.mContainerService, 12063 userEnv.buildExternalStorageAppDataDirs(packageName)); 12064 clearDirectory(conn.mContainerService, 12065 userEnv.buildExternalStorageAppMediaDirs(packageName)); 12066 } 12067 } 12068 } finally { 12069 mContext.unbindService(conn); 12070 } 12071 } 12072 } 12073 12074 @Override 12075 public void clearApplicationUserData(final String packageName, 12076 final IPackageDataObserver observer, final int userId) { 12077 mContext.enforceCallingOrSelfPermission( 12078 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 12079 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 12080 // Queue up an async operation since the package deletion may take a little while. 12081 mHandler.post(new Runnable() { 12082 public void run() { 12083 mHandler.removeCallbacks(this); 12084 final boolean succeeded; 12085 synchronized (mInstallLock) { 12086 succeeded = clearApplicationUserDataLI(packageName, userId); 12087 } 12088 clearExternalStorageDataSync(packageName, userId, true); 12089 if (succeeded) { 12090 // invoke DeviceStorageMonitor's update method to clear any notifications 12091 DeviceStorageMonitorInternal 12092 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 12093 if (dsm != null) { 12094 dsm.checkMemory(); 12095 } 12096 } 12097 if(observer != null) { 12098 try { 12099 observer.onRemoveCompleted(packageName, succeeded); 12100 } catch (RemoteException e) { 12101 Log.i(TAG, "Observer no longer exists."); 12102 } 12103 } //end if observer 12104 } //end run 12105 }); 12106 } 12107 12108 private boolean clearApplicationUserDataLI(String packageName, int userId) { 12109 if (packageName == null) { 12110 Slog.w(TAG, "Attempt to delete null packageName."); 12111 return false; 12112 } 12113 12114 // Try finding details about the requested package 12115 PackageParser.Package pkg; 12116 synchronized (mPackages) { 12117 pkg = mPackages.get(packageName); 12118 if (pkg == null) { 12119 final PackageSetting ps = mSettings.mPackages.get(packageName); 12120 if (ps != null) { 12121 pkg = ps.pkg; 12122 } 12123 } 12124 } 12125 12126 if (pkg == null) { 12127 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 12128 } 12129 12130 // Always delete data directories for package, even if we found no other 12131 // record of app. This helps users recover from UID mismatches without 12132 // resorting to a full data wipe. 12133 int retCode = mInstaller.clearUserData(packageName, userId); 12134 if (retCode < 0) { 12135 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 12136 return false; 12137 } 12138 12139 if (pkg == null) { 12140 return false; 12141 } 12142 12143 if (pkg != null && pkg.applicationInfo != null) { 12144 final int appId = pkg.applicationInfo.uid; 12145 removeKeystoreDataIfNeeded(userId, appId); 12146 } 12147 12148 // Create a native library symlink only if we have native libraries 12149 // and if the native libraries are 32 bit libraries. We do not provide 12150 // this symlink for 64 bit libraries. 12151 if (pkg != null && pkg.applicationInfo.primaryCpuAbi != null && 12152 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 12153 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 12154 if (mInstaller.linkNativeLibraryDirectory(pkg.packageName, nativeLibPath, userId) < 0) { 12155 Slog.w(TAG, "Failed linking native library dir"); 12156 return false; 12157 } 12158 } 12159 12160 return true; 12161 } 12162 12163 /** 12164 * Remove entries from the keystore daemon. Will only remove it if the 12165 * {@code appId} is valid. 12166 */ 12167 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 12168 if (appId < 0) { 12169 return; 12170 } 12171 12172 final KeyStore keyStore = KeyStore.getInstance(); 12173 if (keyStore != null) { 12174 if (userId == UserHandle.USER_ALL) { 12175 for (final int individual : sUserManager.getUserIds()) { 12176 keyStore.clearUid(UserHandle.getUid(individual, appId)); 12177 } 12178 } else { 12179 keyStore.clearUid(UserHandle.getUid(userId, appId)); 12180 } 12181 } else { 12182 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 12183 } 12184 } 12185 12186 @Override 12187 public void deleteApplicationCacheFiles(final String packageName, 12188 final IPackageDataObserver observer) { 12189 mContext.enforceCallingOrSelfPermission( 12190 android.Manifest.permission.DELETE_CACHE_FILES, null); 12191 // Queue up an async operation since the package deletion may take a little while. 12192 final int userId = UserHandle.getCallingUserId(); 12193 mHandler.post(new Runnable() { 12194 public void run() { 12195 mHandler.removeCallbacks(this); 12196 final boolean succeded; 12197 synchronized (mInstallLock) { 12198 succeded = deleteApplicationCacheFilesLI(packageName, userId); 12199 } 12200 clearExternalStorageDataSync(packageName, userId, false); 12201 if(observer != null) { 12202 try { 12203 observer.onRemoveCompleted(packageName, succeded); 12204 } catch (RemoteException e) { 12205 Log.i(TAG, "Observer no longer exists."); 12206 } 12207 } //end if observer 12208 } //end run 12209 }); 12210 } 12211 12212 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 12213 if (packageName == null) { 12214 Slog.w(TAG, "Attempt to delete null packageName."); 12215 return false; 12216 } 12217 PackageParser.Package p; 12218 synchronized (mPackages) { 12219 p = mPackages.get(packageName); 12220 } 12221 if (p == null) { 12222 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 12223 return false; 12224 } 12225 final ApplicationInfo applicationInfo = p.applicationInfo; 12226 if (applicationInfo == null) { 12227 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 12228 return false; 12229 } 12230 int retCode = mInstaller.deleteCacheFiles(packageName, userId); 12231 if (retCode < 0) { 12232 Slog.w(TAG, "Couldn't remove cache files for package: " 12233 + packageName + " u" + userId); 12234 return false; 12235 } 12236 return true; 12237 } 12238 12239 @Override 12240 public void getPackageSizeInfo(final String packageName, int userHandle, 12241 final IPackageStatsObserver observer) { 12242 mContext.enforceCallingOrSelfPermission( 12243 android.Manifest.permission.GET_PACKAGE_SIZE, null); 12244 if (packageName == null) { 12245 throw new IllegalArgumentException("Attempt to get size of null packageName"); 12246 } 12247 12248 PackageStats stats = new PackageStats(packageName, userHandle); 12249 12250 /* 12251 * Queue up an async operation since the package measurement may take a 12252 * little while. 12253 */ 12254 Message msg = mHandler.obtainMessage(INIT_COPY); 12255 msg.obj = new MeasureParams(stats, observer); 12256 mHandler.sendMessage(msg); 12257 } 12258 12259 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 12260 PackageStats pStats) { 12261 if (packageName == null) { 12262 Slog.w(TAG, "Attempt to get size of null packageName."); 12263 return false; 12264 } 12265 PackageParser.Package p; 12266 boolean dataOnly = false; 12267 String libDirRoot = null; 12268 String asecPath = null; 12269 PackageSetting ps = null; 12270 synchronized (mPackages) { 12271 p = mPackages.get(packageName); 12272 ps = mSettings.mPackages.get(packageName); 12273 if(p == null) { 12274 dataOnly = true; 12275 if((ps == null) || (ps.pkg == null)) { 12276 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 12277 return false; 12278 } 12279 p = ps.pkg; 12280 } 12281 if (ps != null) { 12282 libDirRoot = ps.legacyNativeLibraryPathString; 12283 } 12284 if (p != null && (isExternal(p) || p.isForwardLocked())) { 12285 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 12286 if (secureContainerId != null) { 12287 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 12288 } 12289 } 12290 } 12291 String publicSrcDir = null; 12292 if(!dataOnly) { 12293 final ApplicationInfo applicationInfo = p.applicationInfo; 12294 if (applicationInfo == null) { 12295 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 12296 return false; 12297 } 12298 if (p.isForwardLocked()) { 12299 publicSrcDir = applicationInfo.getBaseResourcePath(); 12300 } 12301 } 12302 // TODO: extend to measure size of split APKs 12303 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 12304 // not just the first level. 12305 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 12306 // just the primary. 12307 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 12308 int res = mInstaller.getSizeInfo(packageName, userHandle, p.baseCodePath, libDirRoot, 12309 publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 12310 if (res < 0) { 12311 return false; 12312 } 12313 12314 // Fix-up for forward-locked applications in ASEC containers. 12315 if (!isExternal(p)) { 12316 pStats.codeSize += pStats.externalCodeSize; 12317 pStats.externalCodeSize = 0L; 12318 } 12319 12320 return true; 12321 } 12322 12323 12324 @Override 12325 public void addPackageToPreferred(String packageName) { 12326 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 12327 } 12328 12329 @Override 12330 public void removePackageFromPreferred(String packageName) { 12331 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 12332 } 12333 12334 @Override 12335 public List<PackageInfo> getPreferredPackages(int flags) { 12336 return new ArrayList<PackageInfo>(); 12337 } 12338 12339 private int getUidTargetSdkVersionLockedLPr(int uid) { 12340 Object obj = mSettings.getUserIdLPr(uid); 12341 if (obj instanceof SharedUserSetting) { 12342 final SharedUserSetting sus = (SharedUserSetting) obj; 12343 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 12344 final Iterator<PackageSetting> it = sus.packages.iterator(); 12345 while (it.hasNext()) { 12346 final PackageSetting ps = it.next(); 12347 if (ps.pkg != null) { 12348 int v = ps.pkg.applicationInfo.targetSdkVersion; 12349 if (v < vers) vers = v; 12350 } 12351 } 12352 return vers; 12353 } else if (obj instanceof PackageSetting) { 12354 final PackageSetting ps = (PackageSetting) obj; 12355 if (ps.pkg != null) { 12356 return ps.pkg.applicationInfo.targetSdkVersion; 12357 } 12358 } 12359 return Build.VERSION_CODES.CUR_DEVELOPMENT; 12360 } 12361 12362 @Override 12363 public void addPreferredActivity(IntentFilter filter, int match, 12364 ComponentName[] set, ComponentName activity, int userId) { 12365 addPreferredActivityInternal(filter, match, set, activity, true, userId, 12366 "Adding preferred"); 12367 } 12368 12369 private void addPreferredActivityInternal(IntentFilter filter, int match, 12370 ComponentName[] set, ComponentName activity, boolean always, int userId, 12371 String opname) { 12372 // writer 12373 int callingUid = Binder.getCallingUid(); 12374 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 12375 if (filter.countActions() == 0) { 12376 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 12377 return; 12378 } 12379 synchronized (mPackages) { 12380 if (mContext.checkCallingOrSelfPermission( 12381 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 12382 != PackageManager.PERMISSION_GRANTED) { 12383 if (getUidTargetSdkVersionLockedLPr(callingUid) 12384 < Build.VERSION_CODES.FROYO) { 12385 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 12386 + callingUid); 12387 return; 12388 } 12389 mContext.enforceCallingOrSelfPermission( 12390 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 12391 } 12392 12393 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 12394 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 12395 + userId + ":"); 12396 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 12397 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 12398 scheduleWritePackageRestrictionsLocked(userId); 12399 } 12400 } 12401 12402 @Override 12403 public void replacePreferredActivity(IntentFilter filter, int match, 12404 ComponentName[] set, ComponentName activity, int userId) { 12405 if (filter.countActions() != 1) { 12406 throw new IllegalArgumentException( 12407 "replacePreferredActivity expects filter to have only 1 action."); 12408 } 12409 if (filter.countDataAuthorities() != 0 12410 || filter.countDataPaths() != 0 12411 || filter.countDataSchemes() > 1 12412 || filter.countDataTypes() != 0) { 12413 throw new IllegalArgumentException( 12414 "replacePreferredActivity expects filter to have no data authorities, " + 12415 "paths, or types; and at most one scheme."); 12416 } 12417 12418 final int callingUid = Binder.getCallingUid(); 12419 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 12420 synchronized (mPackages) { 12421 if (mContext.checkCallingOrSelfPermission( 12422 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 12423 != PackageManager.PERMISSION_GRANTED) { 12424 if (getUidTargetSdkVersionLockedLPr(callingUid) 12425 < Build.VERSION_CODES.FROYO) { 12426 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 12427 + Binder.getCallingUid()); 12428 return; 12429 } 12430 mContext.enforceCallingOrSelfPermission( 12431 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 12432 } 12433 12434 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 12435 if (pir != null) { 12436 // Get all of the existing entries that exactly match this filter. 12437 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 12438 if (existing != null && existing.size() == 1) { 12439 PreferredActivity cur = existing.get(0); 12440 if (DEBUG_PREFERRED) { 12441 Slog.i(TAG, "Checking replace of preferred:"); 12442 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 12443 if (!cur.mPref.mAlways) { 12444 Slog.i(TAG, " -- CUR; not mAlways!"); 12445 } else { 12446 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 12447 Slog.i(TAG, " -- CUR: mSet=" 12448 + Arrays.toString(cur.mPref.mSetComponents)); 12449 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 12450 Slog.i(TAG, " -- NEW: mMatch=" 12451 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 12452 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 12453 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 12454 } 12455 } 12456 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 12457 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 12458 && cur.mPref.sameSet(set)) { 12459 // Setting the preferred activity to what it happens to be already 12460 if (DEBUG_PREFERRED) { 12461 Slog.i(TAG, "Replacing with same preferred activity " 12462 + cur.mPref.mShortComponent + " for user " 12463 + userId + ":"); 12464 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 12465 } 12466 return; 12467 } 12468 } 12469 12470 if (existing != null) { 12471 if (DEBUG_PREFERRED) { 12472 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 12473 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 12474 } 12475 for (int i = 0; i < existing.size(); i++) { 12476 PreferredActivity pa = existing.get(i); 12477 if (DEBUG_PREFERRED) { 12478 Slog.i(TAG, "Removing existing preferred activity " 12479 + pa.mPref.mComponent + ":"); 12480 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 12481 } 12482 pir.removeFilter(pa); 12483 } 12484 } 12485 } 12486 addPreferredActivityInternal(filter, match, set, activity, true, userId, 12487 "Replacing preferred"); 12488 } 12489 } 12490 12491 @Override 12492 public void clearPackagePreferredActivities(String packageName) { 12493 final int uid = Binder.getCallingUid(); 12494 // writer 12495 synchronized (mPackages) { 12496 PackageParser.Package pkg = mPackages.get(packageName); 12497 if (pkg == null || pkg.applicationInfo.uid != uid) { 12498 if (mContext.checkCallingOrSelfPermission( 12499 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 12500 != PackageManager.PERMISSION_GRANTED) { 12501 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 12502 < Build.VERSION_CODES.FROYO) { 12503 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 12504 + Binder.getCallingUid()); 12505 return; 12506 } 12507 mContext.enforceCallingOrSelfPermission( 12508 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 12509 } 12510 } 12511 12512 int user = UserHandle.getCallingUserId(); 12513 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 12514 scheduleWritePackageRestrictionsLocked(user); 12515 } 12516 } 12517 } 12518 12519 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 12520 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 12521 ArrayList<PreferredActivity> removed = null; 12522 boolean changed = false; 12523 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 12524 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 12525 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 12526 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 12527 continue; 12528 } 12529 Iterator<PreferredActivity> it = pir.filterIterator(); 12530 while (it.hasNext()) { 12531 PreferredActivity pa = it.next(); 12532 // Mark entry for removal only if it matches the package name 12533 // and the entry is of type "always". 12534 if (packageName == null || 12535 (pa.mPref.mComponent.getPackageName().equals(packageName) 12536 && pa.mPref.mAlways)) { 12537 if (removed == null) { 12538 removed = new ArrayList<PreferredActivity>(); 12539 } 12540 removed.add(pa); 12541 } 12542 } 12543 if (removed != null) { 12544 for (int j=0; j<removed.size(); j++) { 12545 PreferredActivity pa = removed.get(j); 12546 pir.removeFilter(pa); 12547 } 12548 changed = true; 12549 } 12550 } 12551 return changed; 12552 } 12553 12554 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 12555 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 12556 if (userId == UserHandle.USER_ALL) { 12557 mSettings.removeIntentFilterVerificationLPw(packageName, sUserManager.getUserIds()); 12558 for (int oneUserId : sUserManager.getUserIds()) { 12559 scheduleWritePackageRestrictionsLocked(oneUserId); 12560 } 12561 } else { 12562 mSettings.removeIntentFilterVerificationLPw(packageName, userId); 12563 scheduleWritePackageRestrictionsLocked(userId); 12564 } 12565 } 12566 12567 @Override 12568 public void resetPreferredActivities(int userId) { 12569 /* TODO: Actually use userId. Why is it being passed in? */ 12570 mContext.enforceCallingOrSelfPermission( 12571 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 12572 // writer 12573 synchronized (mPackages) { 12574 int user = UserHandle.getCallingUserId(); 12575 clearPackagePreferredActivitiesLPw(null, user); 12576 mSettings.readDefaultPreferredAppsLPw(this, user); 12577 scheduleWritePackageRestrictionsLocked(user); 12578 } 12579 } 12580 12581 @Override 12582 public int getPreferredActivities(List<IntentFilter> outFilters, 12583 List<ComponentName> outActivities, String packageName) { 12584 12585 int num = 0; 12586 final int userId = UserHandle.getCallingUserId(); 12587 // reader 12588 synchronized (mPackages) { 12589 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 12590 if (pir != null) { 12591 final Iterator<PreferredActivity> it = pir.filterIterator(); 12592 while (it.hasNext()) { 12593 final PreferredActivity pa = it.next(); 12594 if (packageName == null 12595 || (pa.mPref.mComponent.getPackageName().equals(packageName) 12596 && pa.mPref.mAlways)) { 12597 if (outFilters != null) { 12598 outFilters.add(new IntentFilter(pa)); 12599 } 12600 if (outActivities != null) { 12601 outActivities.add(pa.mPref.mComponent); 12602 } 12603 } 12604 } 12605 } 12606 } 12607 12608 return num; 12609 } 12610 12611 @Override 12612 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 12613 int userId) { 12614 int callingUid = Binder.getCallingUid(); 12615 if (callingUid != Process.SYSTEM_UID) { 12616 throw new SecurityException( 12617 "addPersistentPreferredActivity can only be run by the system"); 12618 } 12619 if (filter.countActions() == 0) { 12620 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 12621 return; 12622 } 12623 synchronized (mPackages) { 12624 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 12625 " :"); 12626 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 12627 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 12628 new PersistentPreferredActivity(filter, activity)); 12629 scheduleWritePackageRestrictionsLocked(userId); 12630 } 12631 } 12632 12633 @Override 12634 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 12635 int callingUid = Binder.getCallingUid(); 12636 if (callingUid != Process.SYSTEM_UID) { 12637 throw new SecurityException( 12638 "clearPackagePersistentPreferredActivities can only be run by the system"); 12639 } 12640 ArrayList<PersistentPreferredActivity> removed = null; 12641 boolean changed = false; 12642 synchronized (mPackages) { 12643 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 12644 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 12645 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 12646 .valueAt(i); 12647 if (userId != thisUserId) { 12648 continue; 12649 } 12650 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 12651 while (it.hasNext()) { 12652 PersistentPreferredActivity ppa = it.next(); 12653 // Mark entry for removal only if it matches the package name. 12654 if (ppa.mComponent.getPackageName().equals(packageName)) { 12655 if (removed == null) { 12656 removed = new ArrayList<PersistentPreferredActivity>(); 12657 } 12658 removed.add(ppa); 12659 } 12660 } 12661 if (removed != null) { 12662 for (int j=0; j<removed.size(); j++) { 12663 PersistentPreferredActivity ppa = removed.get(j); 12664 ppir.removeFilter(ppa); 12665 } 12666 changed = true; 12667 } 12668 } 12669 12670 if (changed) { 12671 scheduleWritePackageRestrictionsLocked(userId); 12672 } 12673 } 12674 } 12675 12676 /** 12677 * Non-Binder method, support for the backup/restore mechanism: write the 12678 * full set of preferred activities in its canonical XML format. Returns true 12679 * on success; false otherwise. 12680 */ 12681 @Override 12682 public byte[] getPreferredActivityBackup(int userId) { 12683 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 12684 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 12685 } 12686 12687 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 12688 try { 12689 final XmlSerializer serializer = new FastXmlSerializer(); 12690 serializer.setOutput(dataStream, "utf-8"); 12691 serializer.startDocument(null, true); 12692 serializer.startTag(null, TAG_PREFERRED_BACKUP); 12693 12694 synchronized (mPackages) { 12695 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 12696 } 12697 12698 serializer.endTag(null, TAG_PREFERRED_BACKUP); 12699 serializer.endDocument(); 12700 serializer.flush(); 12701 } catch (Exception e) { 12702 if (DEBUG_BACKUP) { 12703 Slog.e(TAG, "Unable to write preferred activities for backup", e); 12704 } 12705 return null; 12706 } 12707 12708 return dataStream.toByteArray(); 12709 } 12710 12711 @Override 12712 public void restorePreferredActivities(byte[] backup, int userId) { 12713 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 12714 throw new SecurityException("Only the system may call restorePreferredActivities()"); 12715 } 12716 12717 try { 12718 final XmlPullParser parser = Xml.newPullParser(); 12719 parser.setInput(new ByteArrayInputStream(backup), null); 12720 12721 int type; 12722 while ((type = parser.next()) != XmlPullParser.START_TAG 12723 && type != XmlPullParser.END_DOCUMENT) { 12724 } 12725 if (type != XmlPullParser.START_TAG) { 12726 // oops didn't find a start tag?! 12727 if (DEBUG_BACKUP) { 12728 Slog.e(TAG, "Didn't find start tag during restore"); 12729 } 12730 return; 12731 } 12732 12733 // this is supposed to be TAG_PREFERRED_BACKUP 12734 if (!TAG_PREFERRED_BACKUP.equals(parser.getName())) { 12735 if (DEBUG_BACKUP) { 12736 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 12737 } 12738 return; 12739 } 12740 12741 // skip interfering stuff, then we're aligned with the backing implementation 12742 while ((type = parser.next()) == XmlPullParser.TEXT) { } 12743 synchronized (mPackages) { 12744 mSettings.readPreferredActivitiesLPw(parser, userId); 12745 } 12746 } catch (Exception e) { 12747 if (DEBUG_BACKUP) { 12748 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 12749 } 12750 } 12751 } 12752 12753 @Override 12754 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 12755 int sourceUserId, int targetUserId, int flags) { 12756 mContext.enforceCallingOrSelfPermission( 12757 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 12758 int callingUid = Binder.getCallingUid(); 12759 enforceOwnerRights(ownerPackage, callingUid); 12760 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 12761 if (intentFilter.countActions() == 0) { 12762 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 12763 return; 12764 } 12765 synchronized (mPackages) { 12766 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 12767 ownerPackage, targetUserId, flags); 12768 CrossProfileIntentResolver resolver = 12769 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 12770 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 12771 // We have all those whose filter is equal. Now checking if the rest is equal as well. 12772 if (existing != null) { 12773 int size = existing.size(); 12774 for (int i = 0; i < size; i++) { 12775 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 12776 return; 12777 } 12778 } 12779 } 12780 resolver.addFilter(newFilter); 12781 scheduleWritePackageRestrictionsLocked(sourceUserId); 12782 } 12783 } 12784 12785 @Override 12786 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 12787 mContext.enforceCallingOrSelfPermission( 12788 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 12789 int callingUid = Binder.getCallingUid(); 12790 enforceOwnerRights(ownerPackage, callingUid); 12791 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 12792 synchronized (mPackages) { 12793 CrossProfileIntentResolver resolver = 12794 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 12795 ArraySet<CrossProfileIntentFilter> set = 12796 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 12797 for (CrossProfileIntentFilter filter : set) { 12798 if (filter.getOwnerPackage().equals(ownerPackage)) { 12799 resolver.removeFilter(filter); 12800 } 12801 } 12802 scheduleWritePackageRestrictionsLocked(sourceUserId); 12803 } 12804 } 12805 12806 // Enforcing that callingUid is owning pkg on userId 12807 private void enforceOwnerRights(String pkg, int callingUid) { 12808 // The system owns everything. 12809 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 12810 return; 12811 } 12812 int callingUserId = UserHandle.getUserId(callingUid); 12813 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 12814 if (pi == null) { 12815 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 12816 + callingUserId); 12817 } 12818 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 12819 throw new SecurityException("Calling uid " + callingUid 12820 + " does not own package " + pkg); 12821 } 12822 } 12823 12824 @Override 12825 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 12826 Intent intent = new Intent(Intent.ACTION_MAIN); 12827 intent.addCategory(Intent.CATEGORY_HOME); 12828 12829 final int callingUserId = UserHandle.getCallingUserId(); 12830 List<ResolveInfo> list = queryIntentActivities(intent, null, 12831 PackageManager.GET_META_DATA, callingUserId); 12832 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 12833 true, false, false, callingUserId); 12834 12835 allHomeCandidates.clear(); 12836 if (list != null) { 12837 for (ResolveInfo ri : list) { 12838 allHomeCandidates.add(ri); 12839 } 12840 } 12841 return (preferred == null || preferred.activityInfo == null) 12842 ? null 12843 : new ComponentName(preferred.activityInfo.packageName, 12844 preferred.activityInfo.name); 12845 } 12846 12847 @Override 12848 public void setApplicationEnabledSetting(String appPackageName, 12849 int newState, int flags, int userId, String callingPackage) { 12850 if (!sUserManager.exists(userId)) return; 12851 if (callingPackage == null) { 12852 callingPackage = Integer.toString(Binder.getCallingUid()); 12853 } 12854 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 12855 } 12856 12857 @Override 12858 public void setComponentEnabledSetting(ComponentName componentName, 12859 int newState, int flags, int userId) { 12860 if (!sUserManager.exists(userId)) return; 12861 setEnabledSetting(componentName.getPackageName(), 12862 componentName.getClassName(), newState, flags, userId, null); 12863 } 12864 12865 private void setEnabledSetting(final String packageName, String className, int newState, 12866 final int flags, int userId, String callingPackage) { 12867 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 12868 || newState == COMPONENT_ENABLED_STATE_ENABLED 12869 || newState == COMPONENT_ENABLED_STATE_DISABLED 12870 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 12871 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 12872 throw new IllegalArgumentException("Invalid new component state: " 12873 + newState); 12874 } 12875 PackageSetting pkgSetting; 12876 final int uid = Binder.getCallingUid(); 12877 final int permission = mContext.checkCallingOrSelfPermission( 12878 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 12879 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 12880 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 12881 boolean sendNow = false; 12882 boolean isApp = (className == null); 12883 String componentName = isApp ? packageName : className; 12884 int packageUid = -1; 12885 ArrayList<String> components; 12886 12887 // writer 12888 synchronized (mPackages) { 12889 pkgSetting = mSettings.mPackages.get(packageName); 12890 if (pkgSetting == null) { 12891 if (className == null) { 12892 throw new IllegalArgumentException( 12893 "Unknown package: " + packageName); 12894 } 12895 throw new IllegalArgumentException( 12896 "Unknown component: " + packageName 12897 + "/" + className); 12898 } 12899 // Allow root and verify that userId is not being specified by a different user 12900 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 12901 throw new SecurityException( 12902 "Permission Denial: attempt to change component state from pid=" 12903 + Binder.getCallingPid() 12904 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 12905 } 12906 if (className == null) { 12907 // We're dealing with an application/package level state change 12908 if (pkgSetting.getEnabled(userId) == newState) { 12909 // Nothing to do 12910 return; 12911 } 12912 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 12913 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 12914 // Don't care about who enables an app. 12915 callingPackage = null; 12916 } 12917 pkgSetting.setEnabled(newState, userId, callingPackage); 12918 // pkgSetting.pkg.mSetEnabled = newState; 12919 } else { 12920 // We're dealing with a component level state change 12921 // First, verify that this is a valid class name. 12922 PackageParser.Package pkg = pkgSetting.pkg; 12923 if (pkg == null || !pkg.hasComponentClassName(className)) { 12924 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 12925 throw new IllegalArgumentException("Component class " + className 12926 + " does not exist in " + packageName); 12927 } else { 12928 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 12929 + className + " does not exist in " + packageName); 12930 } 12931 } 12932 switch (newState) { 12933 case COMPONENT_ENABLED_STATE_ENABLED: 12934 if (!pkgSetting.enableComponentLPw(className, userId)) { 12935 return; 12936 } 12937 break; 12938 case COMPONENT_ENABLED_STATE_DISABLED: 12939 if (!pkgSetting.disableComponentLPw(className, userId)) { 12940 return; 12941 } 12942 break; 12943 case COMPONENT_ENABLED_STATE_DEFAULT: 12944 if (!pkgSetting.restoreComponentLPw(className, userId)) { 12945 return; 12946 } 12947 break; 12948 default: 12949 Slog.e(TAG, "Invalid new component state: " + newState); 12950 return; 12951 } 12952 } 12953 scheduleWritePackageRestrictionsLocked(userId); 12954 components = mPendingBroadcasts.get(userId, packageName); 12955 final boolean newPackage = components == null; 12956 if (newPackage) { 12957 components = new ArrayList<String>(); 12958 } 12959 if (!components.contains(componentName)) { 12960 components.add(componentName); 12961 } 12962 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 12963 sendNow = true; 12964 // Purge entry from pending broadcast list if another one exists already 12965 // since we are sending one right away. 12966 mPendingBroadcasts.remove(userId, packageName); 12967 } else { 12968 if (newPackage) { 12969 mPendingBroadcasts.put(userId, packageName, components); 12970 } 12971 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 12972 // Schedule a message 12973 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 12974 } 12975 } 12976 } 12977 12978 long callingId = Binder.clearCallingIdentity(); 12979 try { 12980 if (sendNow) { 12981 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 12982 sendPackageChangedBroadcast(packageName, 12983 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 12984 } 12985 } finally { 12986 Binder.restoreCallingIdentity(callingId); 12987 } 12988 } 12989 12990 private void sendPackageChangedBroadcast(String packageName, 12991 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 12992 if (DEBUG_INSTALL) 12993 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 12994 + componentNames); 12995 Bundle extras = new Bundle(4); 12996 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 12997 String nameList[] = new String[componentNames.size()]; 12998 componentNames.toArray(nameList); 12999 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 13000 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 13001 extras.putInt(Intent.EXTRA_UID, packageUid); 13002 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 13003 new int[] {UserHandle.getUserId(packageUid)}); 13004 } 13005 13006 @Override 13007 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 13008 if (!sUserManager.exists(userId)) return; 13009 final int uid = Binder.getCallingUid(); 13010 final int permission = mContext.checkCallingOrSelfPermission( 13011 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 13012 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 13013 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 13014 // writer 13015 synchronized (mPackages) { 13016 if (mSettings.setPackageStoppedStateLPw(packageName, stopped, allowedByPermission, 13017 uid, userId)) { 13018 scheduleWritePackageRestrictionsLocked(userId); 13019 } 13020 } 13021 } 13022 13023 @Override 13024 public String getInstallerPackageName(String packageName) { 13025 // reader 13026 synchronized (mPackages) { 13027 return mSettings.getInstallerPackageNameLPr(packageName); 13028 } 13029 } 13030 13031 @Override 13032 public int getApplicationEnabledSetting(String packageName, int userId) { 13033 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 13034 int uid = Binder.getCallingUid(); 13035 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 13036 // reader 13037 synchronized (mPackages) { 13038 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 13039 } 13040 } 13041 13042 @Override 13043 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 13044 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 13045 int uid = Binder.getCallingUid(); 13046 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 13047 // reader 13048 synchronized (mPackages) { 13049 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 13050 } 13051 } 13052 13053 @Override 13054 public void enterSafeMode() { 13055 enforceSystemOrRoot("Only the system can request entering safe mode"); 13056 13057 if (!mSystemReady) { 13058 mSafeMode = true; 13059 } 13060 } 13061 13062 @Override 13063 public void systemReady() { 13064 mSystemReady = true; 13065 13066 // Read the compatibilty setting when the system is ready. 13067 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 13068 mContext.getContentResolver(), 13069 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 13070 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 13071 if (DEBUG_SETTINGS) { 13072 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 13073 } 13074 13075 synchronized (mPackages) { 13076 // Verify that all of the preferred activity components actually 13077 // exist. It is possible for applications to be updated and at 13078 // that point remove a previously declared activity component that 13079 // had been set as a preferred activity. We try to clean this up 13080 // the next time we encounter that preferred activity, but it is 13081 // possible for the user flow to never be able to return to that 13082 // situation so here we do a sanity check to make sure we haven't 13083 // left any junk around. 13084 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 13085 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13086 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13087 removed.clear(); 13088 for (PreferredActivity pa : pir.filterSet()) { 13089 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 13090 removed.add(pa); 13091 } 13092 } 13093 if (removed.size() > 0) { 13094 for (int r=0; r<removed.size(); r++) { 13095 PreferredActivity pa = removed.get(r); 13096 Slog.w(TAG, "Removing dangling preferred activity: " 13097 + pa.mPref.mComponent); 13098 pir.removeFilter(pa); 13099 } 13100 mSettings.writePackageRestrictionsLPr( 13101 mSettings.mPreferredActivities.keyAt(i)); 13102 } 13103 } 13104 } 13105 sUserManager.systemReady(); 13106 13107 // Kick off any messages waiting for system ready 13108 if (mPostSystemReadyMessages != null) { 13109 for (Message msg : mPostSystemReadyMessages) { 13110 msg.sendToTarget(); 13111 } 13112 mPostSystemReadyMessages = null; 13113 } 13114 13115 // Watch for external volumes that come and go over time 13116 final StorageManager storage = mContext.getSystemService(StorageManager.class); 13117 storage.registerListener(mStorageListener); 13118 13119 mInstallerService.systemReady(); 13120 } 13121 13122 @Override 13123 public boolean isSafeMode() { 13124 return mSafeMode; 13125 } 13126 13127 @Override 13128 public boolean hasSystemUidErrors() { 13129 return mHasSystemUidErrors; 13130 } 13131 13132 static String arrayToString(int[] array) { 13133 StringBuffer buf = new StringBuffer(128); 13134 buf.append('['); 13135 if (array != null) { 13136 for (int i=0; i<array.length; i++) { 13137 if (i > 0) buf.append(", "); 13138 buf.append(array[i]); 13139 } 13140 } 13141 buf.append(']'); 13142 return buf.toString(); 13143 } 13144 13145 static class DumpState { 13146 public static final int DUMP_LIBS = 1 << 0; 13147 public static final int DUMP_FEATURES = 1 << 1; 13148 public static final int DUMP_RESOLVERS = 1 << 2; 13149 public static final int DUMP_PERMISSIONS = 1 << 3; 13150 public static final int DUMP_PACKAGES = 1 << 4; 13151 public static final int DUMP_SHARED_USERS = 1 << 5; 13152 public static final int DUMP_MESSAGES = 1 << 6; 13153 public static final int DUMP_PROVIDERS = 1 << 7; 13154 public static final int DUMP_VERIFIERS = 1 << 8; 13155 public static final int DUMP_PREFERRED = 1 << 9; 13156 public static final int DUMP_PREFERRED_XML = 1 << 10; 13157 public static final int DUMP_KEYSETS = 1 << 11; 13158 public static final int DUMP_VERSION = 1 << 12; 13159 public static final int DUMP_INSTALLS = 1 << 13; 13160 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 14; 13161 public static final int DUMP_DOMAIN_PREFERRED = 1 << 15; 13162 13163 public static final int OPTION_SHOW_FILTERS = 1 << 0; 13164 13165 private int mTypes; 13166 13167 private int mOptions; 13168 13169 private boolean mTitlePrinted; 13170 13171 private SharedUserSetting mSharedUser; 13172 13173 public boolean isDumping(int type) { 13174 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 13175 return true; 13176 } 13177 13178 return (mTypes & type) != 0; 13179 } 13180 13181 public void setDump(int type) { 13182 mTypes |= type; 13183 } 13184 13185 public boolean isOptionEnabled(int option) { 13186 return (mOptions & option) != 0; 13187 } 13188 13189 public void setOptionEnabled(int option) { 13190 mOptions |= option; 13191 } 13192 13193 public boolean onTitlePrinted() { 13194 final boolean printed = mTitlePrinted; 13195 mTitlePrinted = true; 13196 return printed; 13197 } 13198 13199 public boolean getTitlePrinted() { 13200 return mTitlePrinted; 13201 } 13202 13203 public void setTitlePrinted(boolean enabled) { 13204 mTitlePrinted = enabled; 13205 } 13206 13207 public SharedUserSetting getSharedUser() { 13208 return mSharedUser; 13209 } 13210 13211 public void setSharedUser(SharedUserSetting user) { 13212 mSharedUser = user; 13213 } 13214 } 13215 13216 @Override 13217 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 13218 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 13219 != PackageManager.PERMISSION_GRANTED) { 13220 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 13221 + Binder.getCallingPid() 13222 + ", uid=" + Binder.getCallingUid() 13223 + " without permission " 13224 + android.Manifest.permission.DUMP); 13225 return; 13226 } 13227 13228 DumpState dumpState = new DumpState(); 13229 boolean fullPreferred = false; 13230 boolean checkin = false; 13231 13232 String packageName = null; 13233 13234 int opti = 0; 13235 while (opti < args.length) { 13236 String opt = args[opti]; 13237 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 13238 break; 13239 } 13240 opti++; 13241 13242 if ("-a".equals(opt)) { 13243 // Right now we only know how to print all. 13244 } else if ("-h".equals(opt)) { 13245 pw.println("Package manager dump options:"); 13246 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 13247 pw.println(" --checkin: dump for a checkin"); 13248 pw.println(" -f: print details of intent filters"); 13249 pw.println(" -h: print this help"); 13250 pw.println(" cmd may be one of:"); 13251 pw.println(" l[ibraries]: list known shared libraries"); 13252 pw.println(" f[ibraries]: list device features"); 13253 pw.println(" k[eysets]: print known keysets"); 13254 pw.println(" r[esolvers]: dump intent resolvers"); 13255 pw.println(" perm[issions]: dump permissions"); 13256 pw.println(" pref[erred]: print preferred package settings"); 13257 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 13258 pw.println(" prov[iders]: dump content providers"); 13259 pw.println(" p[ackages]: dump installed packages"); 13260 pw.println(" s[hared-users]: dump shared user IDs"); 13261 pw.println(" m[essages]: print collected runtime messages"); 13262 pw.println(" v[erifiers]: print package verifier info"); 13263 pw.println(" version: print database version info"); 13264 pw.println(" write: write current settings now"); 13265 pw.println(" <package.name>: info about given package"); 13266 pw.println(" installs: details about install sessions"); 13267 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 13268 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 13269 return; 13270 } else if ("--checkin".equals(opt)) { 13271 checkin = true; 13272 } else if ("-f".equals(opt)) { 13273 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 13274 } else { 13275 pw.println("Unknown argument: " + opt + "; use -h for help"); 13276 } 13277 } 13278 13279 // Is the caller requesting to dump a particular piece of data? 13280 if (opti < args.length) { 13281 String cmd = args[opti]; 13282 opti++; 13283 // Is this a package name? 13284 if ("android".equals(cmd) || cmd.contains(".")) { 13285 packageName = cmd; 13286 // When dumping a single package, we always dump all of its 13287 // filter information since the amount of data will be reasonable. 13288 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 13289 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 13290 dumpState.setDump(DumpState.DUMP_LIBS); 13291 } else if ("f".equals(cmd) || "features".equals(cmd)) { 13292 dumpState.setDump(DumpState.DUMP_FEATURES); 13293 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 13294 dumpState.setDump(DumpState.DUMP_RESOLVERS); 13295 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 13296 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 13297 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 13298 dumpState.setDump(DumpState.DUMP_PREFERRED); 13299 } else if ("preferred-xml".equals(cmd)) { 13300 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 13301 if (opti < args.length && "--full".equals(args[opti])) { 13302 fullPreferred = true; 13303 opti++; 13304 } 13305 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 13306 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 13307 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 13308 dumpState.setDump(DumpState.DUMP_PACKAGES); 13309 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 13310 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 13311 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 13312 dumpState.setDump(DumpState.DUMP_PROVIDERS); 13313 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 13314 dumpState.setDump(DumpState.DUMP_MESSAGES); 13315 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 13316 dumpState.setDump(DumpState.DUMP_VERIFIERS); 13317 } else if ("i".equals(cmd) || "ifv".equals(cmd) 13318 || "intent-filter-verifiers".equals(cmd)) { 13319 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 13320 } else if ("version".equals(cmd)) { 13321 dumpState.setDump(DumpState.DUMP_VERSION); 13322 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 13323 dumpState.setDump(DumpState.DUMP_KEYSETS); 13324 } else if ("installs".equals(cmd)) { 13325 dumpState.setDump(DumpState.DUMP_INSTALLS); 13326 } else if ("write".equals(cmd)) { 13327 synchronized (mPackages) { 13328 mSettings.writeLPr(); 13329 pw.println("Settings written."); 13330 return; 13331 } 13332 } 13333 } 13334 13335 if (checkin) { 13336 pw.println("vers,1"); 13337 } 13338 13339 // reader 13340 synchronized (mPackages) { 13341 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 13342 if (!checkin) { 13343 if (dumpState.onTitlePrinted()) 13344 pw.println(); 13345 pw.println("Database versions:"); 13346 pw.print(" SDK Version:"); 13347 pw.print(" internal="); 13348 pw.print(mSettings.mInternalSdkPlatform); 13349 pw.print(" external="); 13350 pw.println(mSettings.mExternalSdkPlatform); 13351 pw.print(" DB Version:"); 13352 pw.print(" internal="); 13353 pw.print(mSettings.mInternalDatabaseVersion); 13354 pw.print(" external="); 13355 pw.println(mSettings.mExternalDatabaseVersion); 13356 } 13357 } 13358 13359 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 13360 if (!checkin) { 13361 if (dumpState.onTitlePrinted()) 13362 pw.println(); 13363 pw.println("Verifiers:"); 13364 pw.print(" Required: "); 13365 pw.print(mRequiredVerifierPackage); 13366 pw.print(" (uid="); 13367 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 13368 pw.println(")"); 13369 } else if (mRequiredVerifierPackage != null) { 13370 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 13371 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 13372 } 13373 } 13374 13375 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 13376 packageName == null) { 13377 if (mIntentFilterVerifierComponent != null) { 13378 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 13379 if (!checkin) { 13380 if (dumpState.onTitlePrinted()) 13381 pw.println(); 13382 pw.println("Intent Filter Verifier:"); 13383 pw.print(" Using: "); 13384 pw.print(verifierPackageName); 13385 pw.print(" (uid="); 13386 pw.print(getPackageUid(verifierPackageName, 0)); 13387 pw.println(")"); 13388 } else if (verifierPackageName != null) { 13389 pw.print("ifv,"); pw.print(verifierPackageName); 13390 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 13391 } 13392 } else { 13393 pw.println(); 13394 pw.println("No Intent Filter Verifier available!"); 13395 } 13396 } 13397 13398 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 13399 boolean printedHeader = false; 13400 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 13401 while (it.hasNext()) { 13402 String name = it.next(); 13403 SharedLibraryEntry ent = mSharedLibraries.get(name); 13404 if (!checkin) { 13405 if (!printedHeader) { 13406 if (dumpState.onTitlePrinted()) 13407 pw.println(); 13408 pw.println("Libraries:"); 13409 printedHeader = true; 13410 } 13411 pw.print(" "); 13412 } else { 13413 pw.print("lib,"); 13414 } 13415 pw.print(name); 13416 if (!checkin) { 13417 pw.print(" -> "); 13418 } 13419 if (ent.path != null) { 13420 if (!checkin) { 13421 pw.print("(jar) "); 13422 pw.print(ent.path); 13423 } else { 13424 pw.print(",jar,"); 13425 pw.print(ent.path); 13426 } 13427 } else { 13428 if (!checkin) { 13429 pw.print("(apk) "); 13430 pw.print(ent.apk); 13431 } else { 13432 pw.print(",apk,"); 13433 pw.print(ent.apk); 13434 } 13435 } 13436 pw.println(); 13437 } 13438 } 13439 13440 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 13441 if (dumpState.onTitlePrinted()) 13442 pw.println(); 13443 if (!checkin) { 13444 pw.println("Features:"); 13445 } 13446 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 13447 while (it.hasNext()) { 13448 String name = it.next(); 13449 if (!checkin) { 13450 pw.print(" "); 13451 } else { 13452 pw.print("feat,"); 13453 } 13454 pw.println(name); 13455 } 13456 } 13457 13458 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 13459 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 13460 : "Activity Resolver Table:", " ", packageName, 13461 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 13462 dumpState.setTitlePrinted(true); 13463 } 13464 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 13465 : "Receiver Resolver Table:", " ", packageName, 13466 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 13467 dumpState.setTitlePrinted(true); 13468 } 13469 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 13470 : "Service Resolver Table:", " ", packageName, 13471 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 13472 dumpState.setTitlePrinted(true); 13473 } 13474 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 13475 : "Provider Resolver Table:", " ", packageName, 13476 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 13477 dumpState.setTitlePrinted(true); 13478 } 13479 } 13480 13481 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 13482 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13483 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13484 int user = mSettings.mPreferredActivities.keyAt(i); 13485 if (pir.dump(pw, 13486 dumpState.getTitlePrinted() 13487 ? "\nPreferred Activities User " + user + ":" 13488 : "Preferred Activities User " + user + ":", " ", 13489 packageName, true, false)) { 13490 dumpState.setTitlePrinted(true); 13491 } 13492 } 13493 } 13494 13495 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 13496 pw.flush(); 13497 FileOutputStream fout = new FileOutputStream(fd); 13498 BufferedOutputStream str = new BufferedOutputStream(fout); 13499 XmlSerializer serializer = new FastXmlSerializer(); 13500 try { 13501 serializer.setOutput(str, "utf-8"); 13502 serializer.startDocument(null, true); 13503 serializer.setFeature( 13504 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 13505 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 13506 serializer.endDocument(); 13507 serializer.flush(); 13508 } catch (IllegalArgumentException e) { 13509 pw.println("Failed writing: " + e); 13510 } catch (IllegalStateException e) { 13511 pw.println("Failed writing: " + e); 13512 } catch (IOException e) { 13513 pw.println("Failed writing: " + e); 13514 } 13515 } 13516 13517 if (!checkin && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED)) { 13518 pw.println(); 13519 int count = mSettings.mPackages.size(); 13520 if (count == 0) { 13521 pw.println("No domain preferred apps!"); 13522 pw.println(); 13523 } else { 13524 final String prefix = " "; 13525 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 13526 if (allPackageSettings.size() == 0) { 13527 pw.println("No domain preferred apps!"); 13528 pw.println(); 13529 } else { 13530 pw.println("Domain preferred apps status:"); 13531 pw.println(); 13532 count = 0; 13533 for (PackageSetting ps : allPackageSettings) { 13534 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 13535 if (ivi == null || ivi.getPackageName() == null) continue; 13536 pw.println(prefix + "Package Name: " + ivi.getPackageName()); 13537 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 13538 pw.println(prefix + "Status: " + ivi.getStatusString()); 13539 pw.println(); 13540 count++; 13541 } 13542 if (count == 0) { 13543 pw.println(prefix + "No domain preferred app status!"); 13544 pw.println(); 13545 } 13546 for (int userId : sUserManager.getUserIds()) { 13547 pw.println("Domain preferred apps for User " + userId + ":"); 13548 pw.println(); 13549 count = 0; 13550 for (PackageSetting ps : allPackageSettings) { 13551 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 13552 if (ivi == null || ivi.getPackageName() == null) { 13553 continue; 13554 } 13555 final int status = ps.getDomainVerificationStatusForUser(userId); 13556 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 13557 continue; 13558 } 13559 pw.println(prefix + "Package Name: " + ivi.getPackageName()); 13560 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 13561 String statusStr = IntentFilterVerificationInfo. 13562 getStatusStringFromValue(status); 13563 pw.println(prefix + "Status: " + statusStr); 13564 pw.println(); 13565 count++; 13566 } 13567 if (count == 0) { 13568 pw.println(prefix + "No domain preferred apps!"); 13569 pw.println(); 13570 } 13571 } 13572 } 13573 } 13574 } 13575 13576 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 13577 mSettings.dumpPermissionsLPr(pw, packageName, dumpState); 13578 if (packageName == null) { 13579 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 13580 if (iperm == 0) { 13581 if (dumpState.onTitlePrinted()) 13582 pw.println(); 13583 pw.println("AppOp Permissions:"); 13584 } 13585 pw.print(" AppOp Permission "); 13586 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 13587 pw.println(":"); 13588 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 13589 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 13590 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 13591 } 13592 } 13593 } 13594 } 13595 13596 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 13597 boolean printedSomething = false; 13598 for (PackageParser.Provider p : mProviders.mProviders.values()) { 13599 if (packageName != null && !packageName.equals(p.info.packageName)) { 13600 continue; 13601 } 13602 if (!printedSomething) { 13603 if (dumpState.onTitlePrinted()) 13604 pw.println(); 13605 pw.println("Registered ContentProviders:"); 13606 printedSomething = true; 13607 } 13608 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 13609 pw.print(" "); pw.println(p.toString()); 13610 } 13611 printedSomething = false; 13612 for (Map.Entry<String, PackageParser.Provider> entry : 13613 mProvidersByAuthority.entrySet()) { 13614 PackageParser.Provider p = entry.getValue(); 13615 if (packageName != null && !packageName.equals(p.info.packageName)) { 13616 continue; 13617 } 13618 if (!printedSomething) { 13619 if (dumpState.onTitlePrinted()) 13620 pw.println(); 13621 pw.println("ContentProvider Authorities:"); 13622 printedSomething = true; 13623 } 13624 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 13625 pw.print(" "); pw.println(p.toString()); 13626 if (p.info != null && p.info.applicationInfo != null) { 13627 final String appInfo = p.info.applicationInfo.toString(); 13628 pw.print(" applicationInfo="); pw.println(appInfo); 13629 } 13630 } 13631 } 13632 13633 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 13634 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 13635 } 13636 13637 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 13638 mSettings.dumpPackagesLPr(pw, packageName, dumpState, checkin); 13639 } 13640 13641 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 13642 mSettings.dumpSharedUsersLPr(pw, packageName, dumpState, checkin); 13643 } 13644 13645 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 13646 // XXX should handle packageName != null by dumping only install data that 13647 // the given package is involved with. 13648 if (dumpState.onTitlePrinted()) pw.println(); 13649 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 13650 } 13651 13652 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 13653 if (dumpState.onTitlePrinted()) pw.println(); 13654 mSettings.dumpReadMessagesLPr(pw, dumpState); 13655 13656 pw.println(); 13657 pw.println("Package warning messages:"); 13658 BufferedReader in = null; 13659 String line = null; 13660 try { 13661 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 13662 while ((line = in.readLine()) != null) { 13663 if (line.contains("ignored: updated version")) continue; 13664 pw.println(line); 13665 } 13666 } catch (IOException ignored) { 13667 } finally { 13668 IoUtils.closeQuietly(in); 13669 } 13670 } 13671 13672 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 13673 BufferedReader in = null; 13674 String line = null; 13675 try { 13676 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 13677 while ((line = in.readLine()) != null) { 13678 if (line.contains("ignored: updated version")) continue; 13679 pw.print("msg,"); 13680 pw.println(line); 13681 } 13682 } catch (IOException ignored) { 13683 } finally { 13684 IoUtils.closeQuietly(in); 13685 } 13686 } 13687 } 13688 } 13689 13690 // ------- apps on sdcard specific code ------- 13691 static final boolean DEBUG_SD_INSTALL = false; 13692 13693 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 13694 13695 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 13696 13697 private boolean mMediaMounted = false; 13698 13699 static String getEncryptKey() { 13700 try { 13701 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 13702 SD_ENCRYPTION_KEYSTORE_NAME); 13703 if (sdEncKey == null) { 13704 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 13705 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 13706 if (sdEncKey == null) { 13707 Slog.e(TAG, "Failed to create encryption keys"); 13708 return null; 13709 } 13710 } 13711 return sdEncKey; 13712 } catch (NoSuchAlgorithmException nsae) { 13713 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 13714 return null; 13715 } catch (IOException ioe) { 13716 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 13717 return null; 13718 } 13719 } 13720 13721 /* 13722 * Update media status on PackageManager. 13723 */ 13724 @Override 13725 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 13726 int callingUid = Binder.getCallingUid(); 13727 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 13728 throw new SecurityException("Media status can only be updated by the system"); 13729 } 13730 // reader; this apparently protects mMediaMounted, but should probably 13731 // be a different lock in that case. 13732 synchronized (mPackages) { 13733 Log.i(TAG, "Updating external media status from " 13734 + (mMediaMounted ? "mounted" : "unmounted") + " to " 13735 + (mediaStatus ? "mounted" : "unmounted")); 13736 if (DEBUG_SD_INSTALL) 13737 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 13738 + ", mMediaMounted=" + mMediaMounted); 13739 if (mediaStatus == mMediaMounted) { 13740 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 13741 : 0, -1); 13742 mHandler.sendMessage(msg); 13743 return; 13744 } 13745 mMediaMounted = mediaStatus; 13746 } 13747 // Queue up an async operation since the package installation may take a 13748 // little while. 13749 mHandler.post(new Runnable() { 13750 public void run() { 13751 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 13752 } 13753 }); 13754 } 13755 13756 /** 13757 * Called by MountService when the initial ASECs to scan are available. 13758 * Should block until all the ASEC containers are finished being scanned. 13759 */ 13760 public void scanAvailableAsecs() { 13761 updateExternalMediaStatusInner(true, false, false); 13762 if (mShouldRestoreconData) { 13763 SELinuxMMAC.setRestoreconDone(); 13764 mShouldRestoreconData = false; 13765 } 13766 } 13767 13768 /* 13769 * Collect information of applications on external media, map them against 13770 * existing containers and update information based on current mount status. 13771 * Please note that we always have to report status if reportStatus has been 13772 * set to true especially when unloading packages. 13773 */ 13774 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 13775 boolean externalStorage) { 13776 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 13777 int[] uidArr = EmptyArray.INT; 13778 13779 final String[] list = PackageHelper.getSecureContainerList(); 13780 if (ArrayUtils.isEmpty(list)) { 13781 Log.i(TAG, "No secure containers found"); 13782 } else { 13783 // Process list of secure containers and categorize them 13784 // as active or stale based on their package internal state. 13785 13786 // reader 13787 synchronized (mPackages) { 13788 for (String cid : list) { 13789 // Leave stages untouched for now; installer service owns them 13790 if (PackageInstallerService.isStageName(cid)) continue; 13791 13792 if (DEBUG_SD_INSTALL) 13793 Log.i(TAG, "Processing container " + cid); 13794 String pkgName = getAsecPackageName(cid); 13795 if (pkgName == null) { 13796 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 13797 continue; 13798 } 13799 if (DEBUG_SD_INSTALL) 13800 Log.i(TAG, "Looking for pkg : " + pkgName); 13801 13802 final PackageSetting ps = mSettings.mPackages.get(pkgName); 13803 if (ps == null) { 13804 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 13805 continue; 13806 } 13807 13808 /* 13809 * Skip packages that are not external if we're unmounting 13810 * external storage. 13811 */ 13812 if (externalStorage && !isMounted && !isExternal(ps)) { 13813 continue; 13814 } 13815 13816 final AsecInstallArgs args = new AsecInstallArgs(cid, 13817 getAppDexInstructionSets(ps), ps.isForwardLocked()); 13818 // The package status is changed only if the code path 13819 // matches between settings and the container id. 13820 if (ps.codePathString != null 13821 && ps.codePathString.startsWith(args.getCodePath())) { 13822 if (DEBUG_SD_INSTALL) { 13823 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 13824 + " at code path: " + ps.codePathString); 13825 } 13826 13827 // We do have a valid package installed on sdcard 13828 processCids.put(args, ps.codePathString); 13829 final int uid = ps.appId; 13830 if (uid != -1) { 13831 uidArr = ArrayUtils.appendInt(uidArr, uid); 13832 } 13833 } else { 13834 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 13835 + ps.codePathString); 13836 } 13837 } 13838 } 13839 13840 Arrays.sort(uidArr); 13841 } 13842 13843 // Process packages with valid entries. 13844 if (isMounted) { 13845 if (DEBUG_SD_INSTALL) 13846 Log.i(TAG, "Loading packages"); 13847 loadMediaPackages(processCids, uidArr); 13848 startCleaningPackages(); 13849 mInstallerService.onSecureContainersAvailable(); 13850 } else { 13851 if (DEBUG_SD_INSTALL) 13852 Log.i(TAG, "Unloading packages"); 13853 unloadMediaPackages(processCids, uidArr, reportStatus); 13854 } 13855 } 13856 13857 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 13858 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 13859 final int size = infos.size(); 13860 final String[] packageNames = new String[size]; 13861 final int[] packageUids = new int[size]; 13862 for (int i = 0; i < size; i++) { 13863 final ApplicationInfo info = infos.get(i); 13864 packageNames[i] = info.packageName; 13865 packageUids[i] = info.uid; 13866 } 13867 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 13868 finishedReceiver); 13869 } 13870 13871 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 13872 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 13873 sendResourcesChangedBroadcast(mediaStatus, replacing, 13874 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 13875 } 13876 13877 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 13878 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 13879 int size = pkgList.length; 13880 if (size > 0) { 13881 // Send broadcasts here 13882 Bundle extras = new Bundle(); 13883 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 13884 if (uidArr != null) { 13885 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 13886 } 13887 if (replacing) { 13888 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 13889 } 13890 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 13891 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 13892 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 13893 } 13894 } 13895 13896 /* 13897 * Look at potentially valid container ids from processCids If package 13898 * information doesn't match the one on record or package scanning fails, 13899 * the cid is added to list of removeCids. We currently don't delete stale 13900 * containers. 13901 */ 13902 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 13903 ArrayList<String> pkgList = new ArrayList<String>(); 13904 Set<AsecInstallArgs> keys = processCids.keySet(); 13905 13906 for (AsecInstallArgs args : keys) { 13907 String codePath = processCids.get(args); 13908 if (DEBUG_SD_INSTALL) 13909 Log.i(TAG, "Loading container : " + args.cid); 13910 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 13911 try { 13912 // Make sure there are no container errors first. 13913 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 13914 Slog.e(TAG, "Failed to mount cid : " + args.cid 13915 + " when installing from sdcard"); 13916 continue; 13917 } 13918 // Check code path here. 13919 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 13920 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 13921 + " does not match one in settings " + codePath); 13922 continue; 13923 } 13924 // Parse package 13925 int parseFlags = mDefParseFlags; 13926 if (args.isExternalAsec()) { 13927 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 13928 } 13929 if (args.isFwdLocked()) { 13930 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 13931 } 13932 13933 synchronized (mInstallLock) { 13934 PackageParser.Package pkg = null; 13935 try { 13936 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 13937 } catch (PackageManagerException e) { 13938 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 13939 } 13940 // Scan the package 13941 if (pkg != null) { 13942 /* 13943 * TODO why is the lock being held? doPostInstall is 13944 * called in other places without the lock. This needs 13945 * to be straightened out. 13946 */ 13947 // writer 13948 synchronized (mPackages) { 13949 retCode = PackageManager.INSTALL_SUCCEEDED; 13950 pkgList.add(pkg.packageName); 13951 // Post process args 13952 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 13953 pkg.applicationInfo.uid); 13954 } 13955 } else { 13956 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 13957 } 13958 } 13959 13960 } finally { 13961 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 13962 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 13963 } 13964 } 13965 } 13966 // writer 13967 synchronized (mPackages) { 13968 // If the platform SDK has changed since the last time we booted, 13969 // we need to re-grant app permission to catch any new ones that 13970 // appear. This is really a hack, and means that apps can in some 13971 // cases get permissions that the user didn't initially explicitly 13972 // allow... it would be nice to have some better way to handle 13973 // this situation. 13974 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 13975 if (regrantPermissions) 13976 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 13977 + mSdkVersion + "; regranting permissions for external storage"); 13978 mSettings.mExternalSdkPlatform = mSdkVersion; 13979 13980 // Make sure group IDs have been assigned, and any permission 13981 // changes in other apps are accounted for 13982 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 13983 | (regrantPermissions 13984 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 13985 : 0)); 13986 13987 mSettings.updateExternalDatabaseVersion(); 13988 13989 // can downgrade to reader 13990 // Persist settings 13991 mSettings.writeLPr(); 13992 } 13993 // Send a broadcast to let everyone know we are done processing 13994 if (pkgList.size() > 0) { 13995 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 13996 } 13997 } 13998 13999 /* 14000 * Utility method to unload a list of specified containers 14001 */ 14002 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 14003 // Just unmount all valid containers. 14004 for (AsecInstallArgs arg : cidArgs) { 14005 synchronized (mInstallLock) { 14006 arg.doPostDeleteLI(false); 14007 } 14008 } 14009 } 14010 14011 /* 14012 * Unload packages mounted on external media. This involves deleting package 14013 * data from internal structures, sending broadcasts about diabled packages, 14014 * gc'ing to free up references, unmounting all secure containers 14015 * corresponding to packages on external media, and posting a 14016 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 14017 * that we always have to post this message if status has been requested no 14018 * matter what. 14019 */ 14020 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 14021 final boolean reportStatus) { 14022 if (DEBUG_SD_INSTALL) 14023 Log.i(TAG, "unloading media packages"); 14024 ArrayList<String> pkgList = new ArrayList<String>(); 14025 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 14026 final Set<AsecInstallArgs> keys = processCids.keySet(); 14027 for (AsecInstallArgs args : keys) { 14028 String pkgName = args.getPackageName(); 14029 if (DEBUG_SD_INSTALL) 14030 Log.i(TAG, "Trying to unload pkg : " + pkgName); 14031 // Delete package internally 14032 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 14033 synchronized (mInstallLock) { 14034 boolean res = deletePackageLI(pkgName, null, false, null, null, 14035 PackageManager.DELETE_KEEP_DATA, outInfo, false); 14036 if (res) { 14037 pkgList.add(pkgName); 14038 } else { 14039 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 14040 failedList.add(args); 14041 } 14042 } 14043 } 14044 14045 // reader 14046 synchronized (mPackages) { 14047 // We didn't update the settings after removing each package; 14048 // write them now for all packages. 14049 mSettings.writeLPr(); 14050 } 14051 14052 // We have to absolutely send UPDATED_MEDIA_STATUS only 14053 // after confirming that all the receivers processed the ordered 14054 // broadcast when packages get disabled, force a gc to clean things up. 14055 // and unload all the containers. 14056 if (pkgList.size() > 0) { 14057 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 14058 new IIntentReceiver.Stub() { 14059 public void performReceive(Intent intent, int resultCode, String data, 14060 Bundle extras, boolean ordered, boolean sticky, 14061 int sendingUser) throws RemoteException { 14062 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 14063 reportStatus ? 1 : 0, 1, keys); 14064 mHandler.sendMessage(msg); 14065 } 14066 }); 14067 } else { 14068 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 14069 keys); 14070 mHandler.sendMessage(msg); 14071 } 14072 } 14073 14074 private void loadPrivatePackages(VolumeInfo vol) { 14075 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 14076 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 14077 synchronized (mPackages) { 14078 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 14079 for (PackageSetting ps : packages) { 14080 synchronized (mInstallLock) { 14081 final PackageParser.Package pkg; 14082 try { 14083 pkg = scanPackageLI(ps.codePath, parseFlags, 0, 0, null); 14084 loaded.add(pkg.applicationInfo); 14085 } catch (PackageManagerException e) { 14086 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 14087 } 14088 } 14089 } 14090 14091 // TODO: regrant any permissions that changed based since original install 14092 14093 mSettings.writeLPr(); 14094 } 14095 14096 Slog.d(TAG, "Loaded packages " + loaded); 14097 sendResourcesChangedBroadcast(true, false, loaded, null); 14098 } 14099 14100 private void unloadPrivatePackages(VolumeInfo vol) { 14101 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 14102 synchronized (mPackages) { 14103 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 14104 for (PackageSetting ps : packages) { 14105 if (ps.pkg == null) continue; 14106 synchronized (mInstallLock) { 14107 final ApplicationInfo info = ps.pkg.applicationInfo; 14108 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 14109 if (deletePackageLI(ps.name, null, false, null, null, 14110 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 14111 unloaded.add(info); 14112 } else { 14113 Slog.w(TAG, "Failed to unload " + ps.codePath); 14114 } 14115 } 14116 } 14117 14118 mSettings.writeLPr(); 14119 } 14120 14121 Slog.d(TAG, "Unloaded packages " + unloaded); 14122 sendResourcesChangedBroadcast(false, false, unloaded, null); 14123 } 14124 14125 @Override 14126 public void movePackage(final String packageName, final IPackageMoveObserver observer, 14127 final int flags) { 14128 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 14129 14130 final int installFlags; 14131 if ((flags & MOVE_INTERNAL) != 0) { 14132 installFlags = INSTALL_INTERNAL; 14133 } else if ((flags & MOVE_EXTERNAL_MEDIA) != 0) { 14134 installFlags = INSTALL_EXTERNAL; 14135 } else { 14136 throw new IllegalArgumentException("Unsupported move flags " + flags); 14137 } 14138 14139 try { 14140 movePackageInternal(packageName, null, installFlags, false, observer); 14141 } catch (PackageManagerException e) { 14142 Slog.d(TAG, "Failed to move " + packageName, e); 14143 try { 14144 observer.packageMoved(packageName, e.error); 14145 } catch (RemoteException ignored) { 14146 } 14147 } 14148 } 14149 14150 @Override 14151 public void movePackageAndData(final String packageName, final String volumeUuid, 14152 final IPackageMoveObserver observer) { 14153 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 14154 try { 14155 movePackageInternal(packageName, volumeUuid, INSTALL_INTERNAL, true, observer); 14156 } catch (PackageManagerException e) { 14157 Slog.d(TAG, "Failed to move " + packageName, e); 14158 try { 14159 observer.packageMoved(packageName, e.error); 14160 } catch (RemoteException ignored) { 14161 } 14162 } 14163 } 14164 14165 private void movePackageInternal(final String packageName, String volumeUuid, int installFlags, 14166 boolean andData, final IPackageMoveObserver observer) throws PackageManagerException { 14167 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 14168 14169 File codeFile = null; 14170 String installerPackageName = null; 14171 String packageAbiOverride = null; 14172 14173 // TOOD: move app private data before installing 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 pkg.mOperationPending = true; 14194 14195 codeFile = new File(pkg.codePath); 14196 installerPackageName = ps.installerPackageName; 14197 packageAbiOverride = ps.cpuAbiOverrideString; 14198 } 14199 14200 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 14201 @Override 14202 public void onUserActionRequired(Intent intent) throws RemoteException { 14203 throw new IllegalStateException(); 14204 } 14205 14206 @Override 14207 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 14208 Bundle extras) throws RemoteException { 14209 Slog.d(TAG, "Install result for move: " 14210 + PackageManager.installStatusToString(returnCode, msg)); 14211 14212 // We usually have a new package now after the install, but if 14213 // we failed we need to clear the pending flag on the original 14214 // package object. 14215 synchronized (mPackages) { 14216 final PackageParser.Package pkg = mPackages.get(packageName); 14217 if (pkg != null) { 14218 pkg.mOperationPending = false; 14219 } 14220 } 14221 14222 final int status = PackageManager.installStatusToPublicStatus(returnCode); 14223 switch (status) { 14224 case PackageInstaller.STATUS_SUCCESS: 14225 observer.packageMoved(packageName, PackageManager.MOVE_SUCCEEDED); 14226 break; 14227 case PackageInstaller.STATUS_FAILURE_STORAGE: 14228 observer.packageMoved(packageName, PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 14229 break; 14230 default: 14231 observer.packageMoved(packageName, PackageManager.MOVE_FAILED_INTERNAL_ERROR); 14232 break; 14233 } 14234 } 14235 }; 14236 14237 // Treat a move like reinstalling an existing app, which ensures that we 14238 // process everythign uniformly, like unpacking native libraries. 14239 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 14240 14241 final Message msg = mHandler.obtainMessage(INIT_COPY); 14242 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 14243 msg.obj = new InstallParams(origin, installObserver, installFlags, 14244 installerPackageName, volumeUuid, null, user, packageAbiOverride); 14245 mHandler.sendMessage(msg); 14246 } 14247 14248 @Override 14249 public boolean setInstallLocation(int loc) { 14250 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 14251 null); 14252 if (getInstallLocation() == loc) { 14253 return true; 14254 } 14255 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 14256 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 14257 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 14258 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 14259 return true; 14260 } 14261 return false; 14262 } 14263 14264 @Override 14265 public int getInstallLocation() { 14266 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14267 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 14268 PackageHelper.APP_INSTALL_AUTO); 14269 } 14270 14271 /** Called by UserManagerService */ 14272 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 14273 mDirtyUsers.remove(userHandle); 14274 mSettings.removeUserLPw(userHandle); 14275 mPendingBroadcasts.remove(userHandle); 14276 if (mInstaller != null) { 14277 // Technically, we shouldn't be doing this with the package lock 14278 // held. However, this is very rare, and there is already so much 14279 // other disk I/O going on, that we'll let it slide for now. 14280 mInstaller.removeUserDataDirs(userHandle); 14281 } 14282 mUserNeedsBadging.delete(userHandle); 14283 removeUnusedPackagesLILPw(userManager, userHandle); 14284 } 14285 14286 /** 14287 * We're removing userHandle and would like to remove any downloaded packages 14288 * that are no longer in use by any other user. 14289 * @param userHandle the user being removed 14290 */ 14291 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 14292 final boolean DEBUG_CLEAN_APKS = false; 14293 int [] users = userManager.getUserIdsLPr(); 14294 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 14295 while (psit.hasNext()) { 14296 PackageSetting ps = psit.next(); 14297 if (ps.pkg == null) { 14298 continue; 14299 } 14300 final String packageName = ps.pkg.packageName; 14301 // Skip over if system app 14302 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 14303 continue; 14304 } 14305 if (DEBUG_CLEAN_APKS) { 14306 Slog.i(TAG, "Checking package " + packageName); 14307 } 14308 boolean keep = false; 14309 for (int i = 0; i < users.length; i++) { 14310 if (users[i] != userHandle && ps.getInstalled(users[i])) { 14311 keep = true; 14312 if (DEBUG_CLEAN_APKS) { 14313 Slog.i(TAG, " Keeping package " + packageName + " for user " 14314 + users[i]); 14315 } 14316 break; 14317 } 14318 } 14319 if (!keep) { 14320 if (DEBUG_CLEAN_APKS) { 14321 Slog.i(TAG, " Removing package " + packageName); 14322 } 14323 mHandler.post(new Runnable() { 14324 public void run() { 14325 deletePackageX(packageName, userHandle, 0); 14326 } //end run 14327 }); 14328 } 14329 } 14330 } 14331 14332 /** Called by UserManagerService */ 14333 void createNewUserLILPw(int userHandle, File path) { 14334 if (mInstaller != null) { 14335 mInstaller.createUserConfig(userHandle); 14336 mSettings.createNewUserLILPw(this, mInstaller, userHandle, path); 14337 } 14338 } 14339 14340 void newUserCreatedLILPw(int userHandle) { 14341 // Adding a user requires updating runtime permissions for system apps. 14342 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 14343 } 14344 14345 @Override 14346 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 14347 mContext.enforceCallingOrSelfPermission( 14348 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 14349 "Only package verification agents can read the verifier device identity"); 14350 14351 synchronized (mPackages) { 14352 return mSettings.getVerifierDeviceIdentityLPw(); 14353 } 14354 } 14355 14356 @Override 14357 public void setPermissionEnforced(String permission, boolean enforced) { 14358 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 14359 if (READ_EXTERNAL_STORAGE.equals(permission)) { 14360 synchronized (mPackages) { 14361 if (mSettings.mReadExternalStorageEnforced == null 14362 || mSettings.mReadExternalStorageEnforced != enforced) { 14363 mSettings.mReadExternalStorageEnforced = enforced; 14364 mSettings.writeLPr(); 14365 } 14366 } 14367 // kill any non-foreground processes so we restart them and 14368 // grant/revoke the GID. 14369 final IActivityManager am = ActivityManagerNative.getDefault(); 14370 if (am != null) { 14371 final long token = Binder.clearCallingIdentity(); 14372 try { 14373 am.killProcessesBelowForeground("setPermissionEnforcement"); 14374 } catch (RemoteException e) { 14375 } finally { 14376 Binder.restoreCallingIdentity(token); 14377 } 14378 } 14379 } else { 14380 throw new IllegalArgumentException("No selective enforcement for " + permission); 14381 } 14382 } 14383 14384 @Override 14385 @Deprecated 14386 public boolean isPermissionEnforced(String permission) { 14387 return true; 14388 } 14389 14390 @Override 14391 public boolean isStorageLow() { 14392 final long token = Binder.clearCallingIdentity(); 14393 try { 14394 final DeviceStorageMonitorInternal 14395 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 14396 if (dsm != null) { 14397 return dsm.isMemoryLow(); 14398 } else { 14399 return false; 14400 } 14401 } finally { 14402 Binder.restoreCallingIdentity(token); 14403 } 14404 } 14405 14406 @Override 14407 public IPackageInstaller getPackageInstaller() { 14408 return mInstallerService; 14409 } 14410 14411 private boolean userNeedsBadging(int userId) { 14412 int index = mUserNeedsBadging.indexOfKey(userId); 14413 if (index < 0) { 14414 final UserInfo userInfo; 14415 final long token = Binder.clearCallingIdentity(); 14416 try { 14417 userInfo = sUserManager.getUserInfo(userId); 14418 } finally { 14419 Binder.restoreCallingIdentity(token); 14420 } 14421 final boolean b; 14422 if (userInfo != null && userInfo.isManagedProfile()) { 14423 b = true; 14424 } else { 14425 b = false; 14426 } 14427 mUserNeedsBadging.put(userId, b); 14428 return b; 14429 } 14430 return mUserNeedsBadging.valueAt(index); 14431 } 14432 14433 @Override 14434 public KeySet getKeySetByAlias(String packageName, String alias) { 14435 if (packageName == null || alias == null) { 14436 return null; 14437 } 14438 synchronized(mPackages) { 14439 final PackageParser.Package pkg = mPackages.get(packageName); 14440 if (pkg == null) { 14441 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 14442 throw new IllegalArgumentException("Unknown package: " + packageName); 14443 } 14444 KeySetManagerService ksms = mSettings.mKeySetManagerService; 14445 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 14446 } 14447 } 14448 14449 @Override 14450 public KeySet getSigningKeySet(String packageName) { 14451 if (packageName == null) { 14452 return null; 14453 } 14454 synchronized(mPackages) { 14455 final PackageParser.Package pkg = mPackages.get(packageName); 14456 if (pkg == null) { 14457 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 14458 throw new IllegalArgumentException("Unknown package: " + packageName); 14459 } 14460 if (pkg.applicationInfo.uid != Binder.getCallingUid() 14461 && Process.SYSTEM_UID != Binder.getCallingUid()) { 14462 throw new SecurityException("May not access signing KeySet of other apps."); 14463 } 14464 KeySetManagerService ksms = mSettings.mKeySetManagerService; 14465 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 14466 } 14467 } 14468 14469 @Override 14470 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 14471 if (packageName == null || ks == null) { 14472 return false; 14473 } 14474 synchronized(mPackages) { 14475 final PackageParser.Package pkg = mPackages.get(packageName); 14476 if (pkg == null) { 14477 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 14478 throw new IllegalArgumentException("Unknown package: " + packageName); 14479 } 14480 IBinder ksh = ks.getToken(); 14481 if (ksh instanceof KeySetHandle) { 14482 KeySetManagerService ksms = mSettings.mKeySetManagerService; 14483 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 14484 } 14485 return false; 14486 } 14487 } 14488 14489 @Override 14490 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 14491 if (packageName == null || ks == null) { 14492 return false; 14493 } 14494 synchronized(mPackages) { 14495 final PackageParser.Package pkg = mPackages.get(packageName); 14496 if (pkg == null) { 14497 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 14498 throw new IllegalArgumentException("Unknown package: " + packageName); 14499 } 14500 IBinder ksh = ks.getToken(); 14501 if (ksh instanceof KeySetHandle) { 14502 KeySetManagerService ksms = mSettings.mKeySetManagerService; 14503 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 14504 } 14505 return false; 14506 } 14507 } 14508 14509 public void getUsageStatsIfNoPackageUsageInfo() { 14510 if (!mPackageUsage.isHistoricalPackageUsageAvailable()) { 14511 UsageStatsManager usm = (UsageStatsManager) mContext.getSystemService(Context.USAGE_STATS_SERVICE); 14512 if (usm == null) { 14513 throw new IllegalStateException("UsageStatsManager must be initialized"); 14514 } 14515 long now = System.currentTimeMillis(); 14516 Map<String, UsageStats> stats = usm.queryAndAggregateUsageStats(now - mDexOptLRUThresholdInMills, now); 14517 for (Map.Entry<String, UsageStats> entry : stats.entrySet()) { 14518 String packageName = entry.getKey(); 14519 PackageParser.Package pkg = mPackages.get(packageName); 14520 if (pkg == null) { 14521 continue; 14522 } 14523 UsageStats usage = entry.getValue(); 14524 pkg.mLastPackageUsageTimeInMills = usage.getLastTimeUsed(); 14525 mPackageUsage.mIsHistoricalPackageUsageAvailable = true; 14526 } 14527 } 14528 } 14529 14530 /** 14531 * Check and throw if the given before/after packages would be considered a 14532 * downgrade. 14533 */ 14534 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 14535 throws PackageManagerException { 14536 if (after.versionCode < before.mVersionCode) { 14537 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 14538 "Update version code " + after.versionCode + " is older than current " 14539 + before.mVersionCode); 14540 } else if (after.versionCode == before.mVersionCode) { 14541 if (after.baseRevisionCode < before.baseRevisionCode) { 14542 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 14543 "Update base revision code " + after.baseRevisionCode 14544 + " is older than current " + before.baseRevisionCode); 14545 } 14546 14547 if (!ArrayUtils.isEmpty(after.splitNames)) { 14548 for (int i = 0; i < after.splitNames.length; i++) { 14549 final String splitName = after.splitNames[i]; 14550 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 14551 if (j != -1) { 14552 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 14553 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 14554 "Update split " + splitName + " revision code " 14555 + after.splitRevisionCodes[i] + " is older than current " 14556 + before.splitRevisionCodes[j]); 14557 } 14558 } 14559 } 14560 } 14561 } 14562 } 14563} 14564