PackageManagerService.java revision e2d45be4dae116307f8edd85eaa61134221cb8f9
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_INTERNAL_ERROR; 55import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 56import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 57import static android.content.pm.PackageManager.MOVE_INTERNAL; 58import static android.content.pm.PackageParser.isApkFile; 59import static android.os.Process.PACKAGE_INFO_GID; 60import static android.os.Process.SYSTEM_UID; 61import static android.system.OsConstants.O_CREAT; 62import static android.system.OsConstants.O_RDWR; 63import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 64import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_USER_OWNER; 65import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 66import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 67import static com.android.internal.util.ArrayUtils.appendInt; 68import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 69import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 70import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 71import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 72import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 73 74import android.Manifest; 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.XmlPullParser; 206import org.xmlpull.v1.XmlSerializer; 207 208import java.io.BufferedInputStream; 209import java.io.BufferedOutputStream; 210import java.io.BufferedReader; 211import java.io.ByteArrayInputStream; 212import java.io.ByteArrayOutputStream; 213import java.io.File; 214import java.io.FileDescriptor; 215import java.io.FileNotFoundException; 216import java.io.FileOutputStream; 217import java.io.FileReader; 218import java.io.FilenameFilter; 219import java.io.IOException; 220import java.io.InputStream; 221import java.io.PrintWriter; 222import java.nio.charset.StandardCharsets; 223import java.security.NoSuchAlgorithmException; 224import java.security.PublicKey; 225import java.security.cert.CertificateEncodingException; 226import java.security.cert.CertificateException; 227import java.text.SimpleDateFormat; 228import java.util.ArrayList; 229import java.util.Arrays; 230import java.util.Collection; 231import java.util.Collections; 232import java.util.Comparator; 233import java.util.Date; 234import java.util.Iterator; 235import java.util.List; 236import java.util.Map; 237import java.util.Objects; 238import java.util.Set; 239import java.util.concurrent.atomic.AtomicBoolean; 240import java.util.concurrent.atomic.AtomicLong; 241 242/** 243 * Keep track of all those .apks everywhere. 244 * 245 * This is very central to the platform's security; please run the unit 246 * tests whenever making modifications here: 247 * 248mmm frameworks/base/tests/AndroidTests 249adb install -r -f out/target/product/passion/data/app/AndroidTests.apk 250adb shell am instrument -w -e class com.android.unit_tests.PackageManagerTests com.android.unit_tests/android.test.InstrumentationTestRunner 251 * 252 * {@hide} 253 */ 254public class PackageManagerService extends IPackageManager.Stub { 255 static final String TAG = "PackageManager"; 256 static final boolean DEBUG_SETTINGS = false; 257 static final boolean DEBUG_PREFERRED = false; 258 static final boolean DEBUG_UPGRADE = false; 259 private static final boolean DEBUG_BACKUP = true; 260 private static final boolean DEBUG_INSTALL = false; 261 private static final boolean DEBUG_REMOVE = false; 262 private static final boolean DEBUG_BROADCASTS = false; 263 private static final boolean DEBUG_SHOW_INFO = false; 264 private static final boolean DEBUG_PACKAGE_INFO = false; 265 private static final boolean DEBUG_INTENT_MATCHING = false; 266 private static final boolean DEBUG_PACKAGE_SCANNING = false; 267 private static final boolean DEBUG_VERIFY = false; 268 private static final boolean DEBUG_DEXOPT = false; 269 private static final boolean DEBUG_ABI_SELECTION = false; 270 271 static final boolean RUNTIME_PERMISSIONS_ENABLED = true; 272 273 private static final int RADIO_UID = Process.PHONE_UID; 274 private static final int LOG_UID = Process.LOG_UID; 275 private static final int NFC_UID = Process.NFC_UID; 276 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 277 private static final int SHELL_UID = Process.SHELL_UID; 278 279 // Cap the size of permission trees that 3rd party apps can define 280 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 281 282 // Suffix used during package installation when copying/moving 283 // package apks to install directory. 284 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 285 286 static final int SCAN_NO_DEX = 1<<1; 287 static final int SCAN_FORCE_DEX = 1<<2; 288 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 289 static final int SCAN_NEW_INSTALL = 1<<4; 290 static final int SCAN_NO_PATHS = 1<<5; 291 static final int SCAN_UPDATE_TIME = 1<<6; 292 static final int SCAN_DEFER_DEX = 1<<7; 293 static final int SCAN_BOOTING = 1<<8; 294 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 295 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 296 static final int SCAN_REPLACING = 1<<11; 297 static final int SCAN_REQUIRE_KNOWN = 1<<12; 298 299 static final int REMOVE_CHATTY = 1<<16; 300 301 /** 302 * Timeout (in milliseconds) after which the watchdog should declare that 303 * our handler thread is wedged. The usual default for such things is one 304 * minute but we sometimes do very lengthy I/O operations on this thread, 305 * such as installing multi-gigabyte applications, so ours needs to be longer. 306 */ 307 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 308 309 /** 310 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 311 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 312 * settings entry if available, otherwise we use the hardcoded default. If it's been 313 * more than this long since the last fstrim, we force one during the boot sequence. 314 * 315 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 316 * one gets run at the next available charging+idle time. This final mandatory 317 * no-fstrim check kicks in only of the other scheduling criteria is never met. 318 */ 319 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 320 321 /** 322 * Whether verification is enabled by default. 323 */ 324 private static final boolean DEFAULT_VERIFY_ENABLE = true; 325 326 /** 327 * The default maximum time to wait for the verification agent to return in 328 * milliseconds. 329 */ 330 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 331 332 /** 333 * The default response for package verification timeout. 334 * 335 * This can be either PackageManager.VERIFICATION_ALLOW or 336 * PackageManager.VERIFICATION_REJECT. 337 */ 338 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 339 340 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 341 342 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 343 DEFAULT_CONTAINER_PACKAGE, 344 "com.android.defcontainer.DefaultContainerService"); 345 346 private static final String KILL_APP_REASON_GIDS_CHANGED = 347 "permission grant or revoke changed gids"; 348 349 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 350 "permissions revoked"; 351 352 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 353 354 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 355 356 /** Permission grant: not grant the permission. */ 357 private static final int GRANT_DENIED = 1; 358 359 /** Permission grant: grant the permission as an install permission. */ 360 private static final int GRANT_INSTALL = 2; 361 362 /** Permission grant: grant the permission as a runtime one. */ 363 private static final int GRANT_RUNTIME = 3; 364 365 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 366 private static final int GRANT_UPGRADE = 4; 367 368 final ServiceThread mHandlerThread; 369 370 final PackageHandler mHandler; 371 372 /** 373 * Messages for {@link #mHandler} that need to wait for system ready before 374 * being dispatched. 375 */ 376 private ArrayList<Message> mPostSystemReadyMessages; 377 378 final int mSdkVersion = Build.VERSION.SDK_INT; 379 380 final Context mContext; 381 final boolean mFactoryTest; 382 final boolean mOnlyCore; 383 final boolean mLazyDexOpt; 384 final long mDexOptLRUThresholdInMills; 385 final DisplayMetrics mMetrics; 386 final int mDefParseFlags; 387 final String[] mSeparateProcesses; 388 final boolean mIsUpgrade; 389 390 // This is where all application persistent data goes. 391 final File mAppDataDir; 392 393 // This is where all application persistent data goes for secondary users. 394 final File mUserAppDataDir; 395 396 /** The location for ASEC container files on internal storage. */ 397 final String mAsecInternalPath; 398 399 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 400 // LOCK HELD. Can be called with mInstallLock held. 401 final Installer mInstaller; 402 403 /** Directory where installed third-party apps stored */ 404 final File mAppInstallDir; 405 406 /** 407 * Directory to which applications installed internally have their 408 * 32 bit native libraries copied. 409 */ 410 private File mAppLib32InstallDir; 411 412 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 413 // apps. 414 final File mDrmAppPrivateInstallDir; 415 416 // ---------------------------------------------------------------- 417 418 // Lock for state used when installing and doing other long running 419 // operations. Methods that must be called with this lock held have 420 // the suffix "LI". 421 final Object mInstallLock = new Object(); 422 423 // ---------------------------------------------------------------- 424 425 // Keys are String (package name), values are Package. This also serves 426 // as the lock for the global state. Methods that must be called with 427 // this lock held have the prefix "LP". 428 final ArrayMap<String, PackageParser.Package> mPackages = 429 new ArrayMap<String, PackageParser.Package>(); 430 431 // Tracks available target package names -> overlay package paths. 432 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 433 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 434 435 final Settings mSettings; 436 boolean mRestoredSettings; 437 438 // System configuration read by SystemConfig. 439 final int[] mGlobalGids; 440 final SparseArray<ArraySet<String>> mSystemPermissions; 441 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 442 443 // If mac_permissions.xml was found for seinfo labeling. 444 boolean mFoundPolicyFile; 445 446 // If a recursive restorecon of /data/data/<pkg> is needed. 447 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 448 449 public static final class SharedLibraryEntry { 450 public final String path; 451 public final String apk; 452 453 SharedLibraryEntry(String _path, String _apk) { 454 path = _path; 455 apk = _apk; 456 } 457 } 458 459 // Currently known shared libraries. 460 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 461 new ArrayMap<String, SharedLibraryEntry>(); 462 463 // All available activities, for your resolving pleasure. 464 final ActivityIntentResolver mActivities = 465 new ActivityIntentResolver(); 466 467 // All available receivers, for your resolving pleasure. 468 final ActivityIntentResolver mReceivers = 469 new ActivityIntentResolver(); 470 471 // All available services, for your resolving pleasure. 472 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 473 474 // All available providers, for your resolving pleasure. 475 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 476 477 // Mapping from provider base names (first directory in content URI codePath) 478 // to the provider information. 479 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 480 new ArrayMap<String, PackageParser.Provider>(); 481 482 // Mapping from instrumentation class names to info about them. 483 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 484 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 485 486 // Mapping from permission names to info about them. 487 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 488 new ArrayMap<String, PackageParser.PermissionGroup>(); 489 490 // Packages whose data we have transfered into another package, thus 491 // should no longer exist. 492 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 493 494 // Broadcast actions that are only available to the system. 495 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 496 497 /** List of packages waiting for verification. */ 498 final SparseArray<PackageVerificationState> mPendingVerification 499 = new SparseArray<PackageVerificationState>(); 500 501 /** Set of packages associated with each app op permission. */ 502 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 503 504 final PackageInstallerService mInstallerService; 505 506 private final PackageDexOptimizer mPackageDexOptimizer; 507 // Cache of users who need badging. 508 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 509 510 /** Token for keys in mPendingVerification. */ 511 private int mPendingVerificationToken = 0; 512 513 volatile boolean mSystemReady; 514 volatile boolean mSafeMode; 515 volatile boolean mHasSystemUidErrors; 516 517 ApplicationInfo mAndroidApplication; 518 final ActivityInfo mResolveActivity = new ActivityInfo(); 519 final ResolveInfo mResolveInfo = new ResolveInfo(); 520 ComponentName mResolveComponentName; 521 PackageParser.Package mPlatformPackage; 522 ComponentName mCustomResolverComponentName; 523 524 boolean mResolverReplaced = false; 525 526 private final ComponentName mIntentFilterVerifierComponent; 527 private int mIntentFilterVerificationToken = 0; 528 529 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 530 = new SparseArray<IntentFilterVerificationState>(); 531 532 private interface IntentFilterVerifier<T extends IntentFilter> { 533 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 534 T filter, String packageName); 535 void startVerifications(int userId); 536 void receiveVerificationResponse(int verificationId); 537 } 538 539 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 540 private Context mContext; 541 private ComponentName mIntentFilterVerifierComponent; 542 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 543 544 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 545 mContext = context; 546 mIntentFilterVerifierComponent = verifierComponent; 547 } 548 549 private String getDefaultScheme() { 550 // TODO: replace SCHEME_HTTP with SCHEME_HTTPS 551 return IntentFilter.SCHEME_HTTP; 552 } 553 554 @Override 555 public void startVerifications(int userId) { 556 // Launch verifications requests 557 int count = mCurrentIntentFilterVerifications.size(); 558 for (int n=0; n<count; n++) { 559 int verificationId = mCurrentIntentFilterVerifications.get(n); 560 final IntentFilterVerificationState ivs = 561 mIntentFilterVerificationStates.get(verificationId); 562 563 String packageName = ivs.getPackageName(); 564 565 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 566 final int filterCount = filters.size(); 567 ArraySet<String> domainsSet = new ArraySet<>(); 568 for (int m=0; m<filterCount; m++) { 569 PackageParser.ActivityIntentInfo filter = filters.get(m); 570 domainsSet.addAll(filter.getHostsList()); 571 } 572 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 573 synchronized (mPackages) { 574 if (mSettings.createIntentFilterVerificationIfNeededLPw( 575 packageName, domainsList) != null) { 576 scheduleWriteSettingsLocked(); 577 } 578 } 579 sendVerificationRequest(userId, verificationId, ivs); 580 } 581 mCurrentIntentFilterVerifications.clear(); 582 } 583 584 private void sendVerificationRequest(int userId, int verificationId, 585 IntentFilterVerificationState ivs) { 586 587 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 588 verificationIntent.putExtra( 589 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 590 verificationId); 591 verificationIntent.putExtra( 592 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 593 getDefaultScheme()); 594 verificationIntent.putExtra( 595 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 596 ivs.getHostsString()); 597 verificationIntent.putExtra( 598 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 599 ivs.getPackageName()); 600 verificationIntent.setComponent(mIntentFilterVerifierComponent); 601 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 602 603 UserHandle user = new UserHandle(userId); 604 mContext.sendBroadcastAsUser(verificationIntent, user); 605 Slog.d(TAG, "Sending IntenFilter verification broadcast"); 606 } 607 608 public void receiveVerificationResponse(int verificationId) { 609 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 610 611 final boolean verified = ivs.isVerified(); 612 613 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 614 final int count = filters.size(); 615 for (int n=0; n<count; n++) { 616 PackageParser.ActivityIntentInfo filter = filters.get(n); 617 filter.setVerified(verified); 618 619 Slog.d(TAG, "IntentFilter " + filter.toString() + " verified with result:" 620 + verified + " and hosts:" + ivs.getHostsString()); 621 } 622 623 mIntentFilterVerificationStates.remove(verificationId); 624 625 final String packageName = ivs.getPackageName(); 626 IntentFilterVerificationInfo ivi = null; 627 628 synchronized (mPackages) { 629 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 630 } 631 if (ivi == null) { 632 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 633 + verificationId + " packageName:" + packageName); 634 return; 635 } 636 Slog.d(TAG, "Updating IntentFilterVerificationInfo for verificationId:" 637 + verificationId); 638 639 synchronized (mPackages) { 640 if (verified) { 641 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 642 } else { 643 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 644 } 645 scheduleWriteSettingsLocked(); 646 647 final int userId = ivs.getUserId(); 648 if (userId != UserHandle.USER_ALL) { 649 final int userStatus = 650 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 651 652 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 653 boolean needUpdate = false; 654 655 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 656 // already been set by the User thru the Disambiguation dialog 657 switch (userStatus) { 658 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 659 if (verified) { 660 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 661 } else { 662 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 663 } 664 needUpdate = true; 665 break; 666 667 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 668 if (verified) { 669 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 670 needUpdate = true; 671 } 672 break; 673 674 default: 675 // Nothing to do 676 } 677 678 if (needUpdate) { 679 mSettings.updateIntentFilterVerificationStatusLPw( 680 packageName, updatedStatus, userId); 681 scheduleWritePackageRestrictionsLocked(userId); 682 } 683 } 684 } 685 } 686 687 @Override 688 public boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 689 ActivityIntentInfo filter, String packageName) { 690 if (!(filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 691 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 692 Slog.d(TAG, "IntentFilter does not contain HTTP nor HTTPS data scheme"); 693 return false; 694 } 695 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 696 if (ivs == null) { 697 ivs = createDomainVerificationState(verifierId, userId, verificationId, 698 packageName); 699 } 700 if (!hasValidDomains(filter)) { 701 return false; 702 } 703 ivs.addFilter(filter); 704 return true; 705 } 706 707 private IntentFilterVerificationState createDomainVerificationState(int verifierId, 708 int userId, int verificationId, String packageName) { 709 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 710 verifierId, userId, packageName); 711 ivs.setPendingState(); 712 synchronized (mPackages) { 713 mIntentFilterVerificationStates.append(verificationId, ivs); 714 mCurrentIntentFilterVerifications.add(verificationId); 715 } 716 return ivs; 717 } 718 } 719 720 private static boolean hasValidDomains(ActivityIntentInfo filter) { 721 return hasValidDomains(filter, true); 722 } 723 724 private static boolean hasValidDomains(ActivityIntentInfo filter, boolean logging) { 725 boolean hasHTTPorHTTPS = filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 726 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS); 727 if (!hasHTTPorHTTPS) { 728 if (logging) { 729 Slog.d(TAG, "IntentFilter does not contain any HTTP or HTTPS data scheme"); 730 } 731 return false; 732 } 733 return true; 734 } 735 736 private IntentFilterVerifier mIntentFilterVerifier; 737 738 // Set of pending broadcasts for aggregating enable/disable of components. 739 static class PendingPackageBroadcasts { 740 // for each user id, a map of <package name -> components within that package> 741 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 742 743 public PendingPackageBroadcasts() { 744 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 745 } 746 747 public ArrayList<String> get(int userId, String packageName) { 748 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 749 return packages.get(packageName); 750 } 751 752 public void put(int userId, String packageName, ArrayList<String> components) { 753 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 754 packages.put(packageName, components); 755 } 756 757 public void remove(int userId, String packageName) { 758 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 759 if (packages != null) { 760 packages.remove(packageName); 761 } 762 } 763 764 public void remove(int userId) { 765 mUidMap.remove(userId); 766 } 767 768 public int userIdCount() { 769 return mUidMap.size(); 770 } 771 772 public int userIdAt(int n) { 773 return mUidMap.keyAt(n); 774 } 775 776 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 777 return mUidMap.get(userId); 778 } 779 780 public int size() { 781 // total number of pending broadcast entries across all userIds 782 int num = 0; 783 for (int i = 0; i< mUidMap.size(); i++) { 784 num += mUidMap.valueAt(i).size(); 785 } 786 return num; 787 } 788 789 public void clear() { 790 mUidMap.clear(); 791 } 792 793 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 794 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 795 if (map == null) { 796 map = new ArrayMap<String, ArrayList<String>>(); 797 mUidMap.put(userId, map); 798 } 799 return map; 800 } 801 } 802 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 803 804 // Service Connection to remote media container service to copy 805 // package uri's from external media onto secure containers 806 // or internal storage. 807 private IMediaContainerService mContainerService = null; 808 809 static final int SEND_PENDING_BROADCAST = 1; 810 static final int MCS_BOUND = 3; 811 static final int END_COPY = 4; 812 static final int INIT_COPY = 5; 813 static final int MCS_UNBIND = 6; 814 static final int START_CLEANING_PACKAGE = 7; 815 static final int FIND_INSTALL_LOC = 8; 816 static final int POST_INSTALL = 9; 817 static final int MCS_RECONNECT = 10; 818 static final int MCS_GIVE_UP = 11; 819 static final int UPDATED_MEDIA_STATUS = 12; 820 static final int WRITE_SETTINGS = 13; 821 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 822 static final int PACKAGE_VERIFIED = 15; 823 static final int CHECK_PENDING_VERIFICATION = 16; 824 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 825 static final int INTENT_FILTER_VERIFIED = 18; 826 827 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 828 829 // Delay time in millisecs 830 static final int BROADCAST_DELAY = 10 * 1000; 831 832 static UserManagerService sUserManager; 833 834 // Stores a list of users whose package restrictions file needs to be updated 835 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 836 837 final private DefaultContainerConnection mDefContainerConn = 838 new DefaultContainerConnection(); 839 class DefaultContainerConnection implements ServiceConnection { 840 public void onServiceConnected(ComponentName name, IBinder service) { 841 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 842 IMediaContainerService imcs = 843 IMediaContainerService.Stub.asInterface(service); 844 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 845 } 846 847 public void onServiceDisconnected(ComponentName name) { 848 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 849 } 850 }; 851 852 // Recordkeeping of restore-after-install operations that are currently in flight 853 // between the Package Manager and the Backup Manager 854 class PostInstallData { 855 public InstallArgs args; 856 public PackageInstalledInfo res; 857 858 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 859 args = _a; 860 res = _r; 861 } 862 }; 863 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 864 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 865 866 // backup/restore of preferred activity state 867 private static final String TAG_PREFERRED_BACKUP = "pa"; 868 869 private final String mRequiredVerifierPackage; 870 871 private final PackageUsage mPackageUsage = new PackageUsage(); 872 873 private class PackageUsage { 874 private static final int WRITE_INTERVAL 875 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 876 877 private final Object mFileLock = new Object(); 878 private final AtomicLong mLastWritten = new AtomicLong(0); 879 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 880 881 private boolean mIsHistoricalPackageUsageAvailable = true; 882 883 boolean isHistoricalPackageUsageAvailable() { 884 return mIsHistoricalPackageUsageAvailable; 885 } 886 887 void write(boolean force) { 888 if (force) { 889 writeInternal(); 890 return; 891 } 892 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 893 && !DEBUG_DEXOPT) { 894 return; 895 } 896 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 897 new Thread("PackageUsage_DiskWriter") { 898 @Override 899 public void run() { 900 try { 901 writeInternal(); 902 } finally { 903 mBackgroundWriteRunning.set(false); 904 } 905 } 906 }.start(); 907 } 908 } 909 910 private void writeInternal() { 911 synchronized (mPackages) { 912 synchronized (mFileLock) { 913 AtomicFile file = getFile(); 914 FileOutputStream f = null; 915 try { 916 f = file.startWrite(); 917 BufferedOutputStream out = new BufferedOutputStream(f); 918 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 919 StringBuilder sb = new StringBuilder(); 920 for (PackageParser.Package pkg : mPackages.values()) { 921 if (pkg.mLastPackageUsageTimeInMills == 0) { 922 continue; 923 } 924 sb.setLength(0); 925 sb.append(pkg.packageName); 926 sb.append(' '); 927 sb.append((long)pkg.mLastPackageUsageTimeInMills); 928 sb.append('\n'); 929 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 930 } 931 out.flush(); 932 file.finishWrite(f); 933 } catch (IOException e) { 934 if (f != null) { 935 file.failWrite(f); 936 } 937 Log.e(TAG, "Failed to write package usage times", e); 938 } 939 } 940 } 941 mLastWritten.set(SystemClock.elapsedRealtime()); 942 } 943 944 void readLP() { 945 synchronized (mFileLock) { 946 AtomicFile file = getFile(); 947 BufferedInputStream in = null; 948 try { 949 in = new BufferedInputStream(file.openRead()); 950 StringBuffer sb = new StringBuffer(); 951 while (true) { 952 String packageName = readToken(in, sb, ' '); 953 if (packageName == null) { 954 break; 955 } 956 String timeInMillisString = readToken(in, sb, '\n'); 957 if (timeInMillisString == null) { 958 throw new IOException("Failed to find last usage time for package " 959 + packageName); 960 } 961 PackageParser.Package pkg = mPackages.get(packageName); 962 if (pkg == null) { 963 continue; 964 } 965 long timeInMillis; 966 try { 967 timeInMillis = Long.parseLong(timeInMillisString.toString()); 968 } catch (NumberFormatException e) { 969 throw new IOException("Failed to parse " + timeInMillisString 970 + " as a long.", e); 971 } 972 pkg.mLastPackageUsageTimeInMills = timeInMillis; 973 } 974 } catch (FileNotFoundException expected) { 975 mIsHistoricalPackageUsageAvailable = false; 976 } catch (IOException e) { 977 Log.w(TAG, "Failed to read package usage times", e); 978 } finally { 979 IoUtils.closeQuietly(in); 980 } 981 } 982 mLastWritten.set(SystemClock.elapsedRealtime()); 983 } 984 985 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 986 throws IOException { 987 sb.setLength(0); 988 while (true) { 989 int ch = in.read(); 990 if (ch == -1) { 991 if (sb.length() == 0) { 992 return null; 993 } 994 throw new IOException("Unexpected EOF"); 995 } 996 if (ch == endOfToken) { 997 return sb.toString(); 998 } 999 sb.append((char)ch); 1000 } 1001 } 1002 1003 private AtomicFile getFile() { 1004 File dataDir = Environment.getDataDirectory(); 1005 File systemDir = new File(dataDir, "system"); 1006 File fname = new File(systemDir, "package-usage.list"); 1007 return new AtomicFile(fname); 1008 } 1009 } 1010 1011 class PackageHandler extends Handler { 1012 private boolean mBound = false; 1013 final ArrayList<HandlerParams> mPendingInstalls = 1014 new ArrayList<HandlerParams>(); 1015 1016 private boolean connectToService() { 1017 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1018 " DefaultContainerService"); 1019 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1020 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1021 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1022 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 1023 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1024 mBound = true; 1025 return true; 1026 } 1027 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1028 return false; 1029 } 1030 1031 private void disconnectService() { 1032 mContainerService = null; 1033 mBound = false; 1034 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1035 mContext.unbindService(mDefContainerConn); 1036 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1037 } 1038 1039 PackageHandler(Looper looper) { 1040 super(looper); 1041 } 1042 1043 public void handleMessage(Message msg) { 1044 try { 1045 doHandleMessage(msg); 1046 } finally { 1047 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1048 } 1049 } 1050 1051 void doHandleMessage(Message msg) { 1052 switch (msg.what) { 1053 case INIT_COPY: { 1054 HandlerParams params = (HandlerParams) msg.obj; 1055 int idx = mPendingInstalls.size(); 1056 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1057 // If a bind was already initiated we dont really 1058 // need to do anything. The pending install 1059 // will be processed later on. 1060 if (!mBound) { 1061 // If this is the only one pending we might 1062 // have to bind to the service again. 1063 if (!connectToService()) { 1064 Slog.e(TAG, "Failed to bind to media container service"); 1065 params.serviceError(); 1066 return; 1067 } else { 1068 // Once we bind to the service, the first 1069 // pending request will be processed. 1070 mPendingInstalls.add(idx, params); 1071 } 1072 } else { 1073 mPendingInstalls.add(idx, params); 1074 // Already bound to the service. Just make 1075 // sure we trigger off processing the first request. 1076 if (idx == 0) { 1077 mHandler.sendEmptyMessage(MCS_BOUND); 1078 } 1079 } 1080 break; 1081 } 1082 case MCS_BOUND: { 1083 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1084 if (msg.obj != null) { 1085 mContainerService = (IMediaContainerService) msg.obj; 1086 } 1087 if (mContainerService == null) { 1088 // Something seriously wrong. Bail out 1089 Slog.e(TAG, "Cannot bind to media container service"); 1090 for (HandlerParams params : mPendingInstalls) { 1091 // Indicate service bind error 1092 params.serviceError(); 1093 } 1094 mPendingInstalls.clear(); 1095 } else if (mPendingInstalls.size() > 0) { 1096 HandlerParams params = mPendingInstalls.get(0); 1097 if (params != null) { 1098 if (params.startCopy()) { 1099 // We are done... look for more work or to 1100 // go idle. 1101 if (DEBUG_SD_INSTALL) Log.i(TAG, 1102 "Checking for more work or unbind..."); 1103 // Delete pending install 1104 if (mPendingInstalls.size() > 0) { 1105 mPendingInstalls.remove(0); 1106 } 1107 if (mPendingInstalls.size() == 0) { 1108 if (mBound) { 1109 if (DEBUG_SD_INSTALL) Log.i(TAG, 1110 "Posting delayed MCS_UNBIND"); 1111 removeMessages(MCS_UNBIND); 1112 Message ubmsg = obtainMessage(MCS_UNBIND); 1113 // Unbind after a little delay, to avoid 1114 // continual thrashing. 1115 sendMessageDelayed(ubmsg, 10000); 1116 } 1117 } else { 1118 // There are more pending requests in queue. 1119 // Just post MCS_BOUND message to trigger processing 1120 // of next pending install. 1121 if (DEBUG_SD_INSTALL) Log.i(TAG, 1122 "Posting MCS_BOUND for next work"); 1123 mHandler.sendEmptyMessage(MCS_BOUND); 1124 } 1125 } 1126 } 1127 } else { 1128 // Should never happen ideally. 1129 Slog.w(TAG, "Empty queue"); 1130 } 1131 break; 1132 } 1133 case MCS_RECONNECT: { 1134 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1135 if (mPendingInstalls.size() > 0) { 1136 if (mBound) { 1137 disconnectService(); 1138 } 1139 if (!connectToService()) { 1140 Slog.e(TAG, "Failed to bind to media container service"); 1141 for (HandlerParams params : mPendingInstalls) { 1142 // Indicate service bind error 1143 params.serviceError(); 1144 } 1145 mPendingInstalls.clear(); 1146 } 1147 } 1148 break; 1149 } 1150 case MCS_UNBIND: { 1151 // If there is no actual work left, then time to unbind. 1152 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1153 1154 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1155 if (mBound) { 1156 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1157 1158 disconnectService(); 1159 } 1160 } else if (mPendingInstalls.size() > 0) { 1161 // There are more pending requests in queue. 1162 // Just post MCS_BOUND message to trigger processing 1163 // of next pending install. 1164 mHandler.sendEmptyMessage(MCS_BOUND); 1165 } 1166 1167 break; 1168 } 1169 case MCS_GIVE_UP: { 1170 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1171 mPendingInstalls.remove(0); 1172 break; 1173 } 1174 case SEND_PENDING_BROADCAST: { 1175 String packages[]; 1176 ArrayList<String> components[]; 1177 int size = 0; 1178 int uids[]; 1179 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1180 synchronized (mPackages) { 1181 if (mPendingBroadcasts == null) { 1182 return; 1183 } 1184 size = mPendingBroadcasts.size(); 1185 if (size <= 0) { 1186 // Nothing to be done. Just return 1187 return; 1188 } 1189 packages = new String[size]; 1190 components = new ArrayList[size]; 1191 uids = new int[size]; 1192 int i = 0; // filling out the above arrays 1193 1194 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1195 int packageUserId = mPendingBroadcasts.userIdAt(n); 1196 Iterator<Map.Entry<String, ArrayList<String>>> it 1197 = mPendingBroadcasts.packagesForUserId(packageUserId) 1198 .entrySet().iterator(); 1199 while (it.hasNext() && i < size) { 1200 Map.Entry<String, ArrayList<String>> ent = it.next(); 1201 packages[i] = ent.getKey(); 1202 components[i] = ent.getValue(); 1203 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1204 uids[i] = (ps != null) 1205 ? UserHandle.getUid(packageUserId, ps.appId) 1206 : -1; 1207 i++; 1208 } 1209 } 1210 size = i; 1211 mPendingBroadcasts.clear(); 1212 } 1213 // Send broadcasts 1214 for (int i = 0; i < size; i++) { 1215 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1216 } 1217 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1218 break; 1219 } 1220 case START_CLEANING_PACKAGE: { 1221 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1222 final String packageName = (String)msg.obj; 1223 final int userId = msg.arg1; 1224 final boolean andCode = msg.arg2 != 0; 1225 synchronized (mPackages) { 1226 if (userId == UserHandle.USER_ALL) { 1227 int[] users = sUserManager.getUserIds(); 1228 for (int user : users) { 1229 mSettings.addPackageToCleanLPw( 1230 new PackageCleanItem(user, packageName, andCode)); 1231 } 1232 } else { 1233 mSettings.addPackageToCleanLPw( 1234 new PackageCleanItem(userId, packageName, andCode)); 1235 } 1236 } 1237 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1238 startCleaningPackages(); 1239 } break; 1240 case POST_INSTALL: { 1241 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1242 PostInstallData data = mRunningInstalls.get(msg.arg1); 1243 mRunningInstalls.delete(msg.arg1); 1244 boolean deleteOld = false; 1245 1246 if (data != null) { 1247 InstallArgs args = data.args; 1248 PackageInstalledInfo res = data.res; 1249 1250 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1251 res.removedInfo.sendBroadcast(false, true, false); 1252 Bundle extras = new Bundle(1); 1253 extras.putInt(Intent.EXTRA_UID, res.uid); 1254 1255 // Now that we successfully installed the package, grant runtime 1256 // permissions if requested before broadcasting the install. 1257 if ((args.installFlags 1258 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0) { 1259 grantRequestedRuntimePermissions(res.pkg, 1260 args.user.getIdentifier()); 1261 } 1262 1263 // Determine the set of users who are adding this 1264 // package for the first time vs. those who are seeing 1265 // an update. 1266 int[] firstUsers; 1267 int[] updateUsers = new int[0]; 1268 if (res.origUsers == null || res.origUsers.length == 0) { 1269 firstUsers = res.newUsers; 1270 } else { 1271 firstUsers = new int[0]; 1272 for (int i=0; i<res.newUsers.length; i++) { 1273 int user = res.newUsers[i]; 1274 boolean isNew = true; 1275 for (int j=0; j<res.origUsers.length; j++) { 1276 if (res.origUsers[j] == user) { 1277 isNew = false; 1278 break; 1279 } 1280 } 1281 if (isNew) { 1282 int[] newFirst = new int[firstUsers.length+1]; 1283 System.arraycopy(firstUsers, 0, newFirst, 0, 1284 firstUsers.length); 1285 newFirst[firstUsers.length] = user; 1286 firstUsers = newFirst; 1287 } else { 1288 int[] newUpdate = new int[updateUsers.length+1]; 1289 System.arraycopy(updateUsers, 0, newUpdate, 0, 1290 updateUsers.length); 1291 newUpdate[updateUsers.length] = user; 1292 updateUsers = newUpdate; 1293 } 1294 } 1295 } 1296 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1297 res.pkg.applicationInfo.packageName, 1298 extras, null, null, firstUsers); 1299 final boolean update = res.removedInfo.removedPackage != null; 1300 if (update) { 1301 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1302 } 1303 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1304 res.pkg.applicationInfo.packageName, 1305 extras, null, null, updateUsers); 1306 if (update) { 1307 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1308 res.pkg.applicationInfo.packageName, 1309 extras, null, null, updateUsers); 1310 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1311 null, null, 1312 res.pkg.applicationInfo.packageName, null, updateUsers); 1313 1314 // treat asec-hosted packages like removable media on upgrade 1315 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1316 if (DEBUG_INSTALL) { 1317 Slog.i(TAG, "upgrading pkg " + res.pkg 1318 + " is ASEC-hosted -> AVAILABLE"); 1319 } 1320 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1321 ArrayList<String> pkgList = new ArrayList<String>(1); 1322 pkgList.add(res.pkg.applicationInfo.packageName); 1323 sendResourcesChangedBroadcast(true, true, 1324 pkgList,uidArray, null); 1325 } 1326 } 1327 if (res.removedInfo.args != null) { 1328 // Remove the replaced package's older resources safely now 1329 deleteOld = true; 1330 } 1331 1332 // Log current value of "unknown sources" setting 1333 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1334 getUnknownSourcesSettings()); 1335 } 1336 // Force a gc to clear up things 1337 Runtime.getRuntime().gc(); 1338 // We delete after a gc for applications on sdcard. 1339 if (deleteOld) { 1340 synchronized (mInstallLock) { 1341 res.removedInfo.args.doPostDeleteLI(true); 1342 } 1343 } 1344 if (args.observer != null) { 1345 try { 1346 Bundle extras = extrasForInstallResult(res); 1347 args.observer.onPackageInstalled(res.name, res.returnCode, 1348 res.returnMsg, extras); 1349 } catch (RemoteException e) { 1350 Slog.i(TAG, "Observer no longer exists."); 1351 } 1352 } 1353 } else { 1354 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1355 } 1356 } break; 1357 case UPDATED_MEDIA_STATUS: { 1358 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1359 boolean reportStatus = msg.arg1 == 1; 1360 boolean doGc = msg.arg2 == 1; 1361 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1362 if (doGc) { 1363 // Force a gc to clear up stale containers. 1364 Runtime.getRuntime().gc(); 1365 } 1366 if (msg.obj != null) { 1367 @SuppressWarnings("unchecked") 1368 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1369 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1370 // Unload containers 1371 unloadAllContainers(args); 1372 } 1373 if (reportStatus) { 1374 try { 1375 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1376 PackageHelper.getMountService().finishMediaUpdate(); 1377 } catch (RemoteException e) { 1378 Log.e(TAG, "MountService not running?"); 1379 } 1380 } 1381 } break; 1382 case WRITE_SETTINGS: { 1383 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1384 synchronized (mPackages) { 1385 removeMessages(WRITE_SETTINGS); 1386 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1387 mSettings.writeLPr(); 1388 mDirtyUsers.clear(); 1389 } 1390 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1391 } break; 1392 case WRITE_PACKAGE_RESTRICTIONS: { 1393 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1394 synchronized (mPackages) { 1395 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1396 for (int userId : mDirtyUsers) { 1397 mSettings.writePackageRestrictionsLPr(userId); 1398 } 1399 mDirtyUsers.clear(); 1400 } 1401 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1402 } break; 1403 case CHECK_PENDING_VERIFICATION: { 1404 final int verificationId = msg.arg1; 1405 final PackageVerificationState state = mPendingVerification.get(verificationId); 1406 1407 if ((state != null) && !state.timeoutExtended()) { 1408 final InstallArgs args = state.getInstallArgs(); 1409 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1410 1411 Slog.i(TAG, "Verification timed out for " + originUri); 1412 mPendingVerification.remove(verificationId); 1413 1414 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1415 1416 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1417 Slog.i(TAG, "Continuing with installation of " + originUri); 1418 state.setVerifierResponse(Binder.getCallingUid(), 1419 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1420 broadcastPackageVerified(verificationId, originUri, 1421 PackageManager.VERIFICATION_ALLOW, 1422 state.getInstallArgs().getUser()); 1423 try { 1424 ret = args.copyApk(mContainerService, true); 1425 } catch (RemoteException e) { 1426 Slog.e(TAG, "Could not contact the ContainerService"); 1427 } 1428 } else { 1429 broadcastPackageVerified(verificationId, originUri, 1430 PackageManager.VERIFICATION_REJECT, 1431 state.getInstallArgs().getUser()); 1432 } 1433 1434 processPendingInstall(args, ret); 1435 mHandler.sendEmptyMessage(MCS_UNBIND); 1436 } 1437 break; 1438 } 1439 case PACKAGE_VERIFIED: { 1440 final int verificationId = msg.arg1; 1441 1442 final PackageVerificationState state = mPendingVerification.get(verificationId); 1443 if (state == null) { 1444 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1445 break; 1446 } 1447 1448 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1449 1450 state.setVerifierResponse(response.callerUid, response.code); 1451 1452 if (state.isVerificationComplete()) { 1453 mPendingVerification.remove(verificationId); 1454 1455 final InstallArgs args = state.getInstallArgs(); 1456 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1457 1458 int ret; 1459 if (state.isInstallAllowed()) { 1460 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1461 broadcastPackageVerified(verificationId, originUri, 1462 response.code, state.getInstallArgs().getUser()); 1463 try { 1464 ret = args.copyApk(mContainerService, true); 1465 } catch (RemoteException e) { 1466 Slog.e(TAG, "Could not contact the ContainerService"); 1467 } 1468 } else { 1469 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1470 } 1471 1472 processPendingInstall(args, ret); 1473 1474 mHandler.sendEmptyMessage(MCS_UNBIND); 1475 } 1476 1477 break; 1478 } 1479 case START_INTENT_FILTER_VERIFICATIONS: { 1480 int userId = msg.arg1; 1481 int verifierUid = msg.arg2; 1482 PackageParser.Package pkg = (PackageParser.Package)msg.obj; 1483 1484 verifyIntentFiltersIfNeeded(userId, verifierUid, pkg); 1485 break; 1486 } 1487 case INTENT_FILTER_VERIFIED: { 1488 final int verificationId = msg.arg1; 1489 1490 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1491 verificationId); 1492 if (state == null) { 1493 Slog.w(TAG, "Invalid IntentFilter verification token " 1494 + verificationId + " received"); 1495 break; 1496 } 1497 1498 final int userId = state.getUserId(); 1499 1500 Slog.d(TAG, "Processing IntentFilter verification with token:" 1501 + verificationId + " and userId:" + userId); 1502 1503 final IntentFilterVerificationResponse response = 1504 (IntentFilterVerificationResponse) msg.obj; 1505 1506 state.setVerifierResponse(response.callerUid, response.code); 1507 1508 Slog.d(TAG, "IntentFilter verification with token:" + verificationId 1509 + " and userId:" + userId 1510 + " is settings verifier response with response code:" 1511 + response.code); 1512 1513 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1514 Slog.d(TAG, "Domains failing verification: " 1515 + response.getFailedDomainsString()); 1516 } 1517 1518 if (state.isVerificationComplete()) { 1519 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1520 } else { 1521 Slog.d(TAG, "IntentFilter verification with token:" + verificationId 1522 + " was not said to be complete"); 1523 } 1524 1525 break; 1526 } 1527 } 1528 } 1529 } 1530 1531 private StorageEventListener mStorageListener = new StorageEventListener() { 1532 @Override 1533 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1534 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1535 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1536 loadPrivatePackages(vol); 1537 } else if (vol.state == VolumeInfo.STATE_UNMOUNTING) { 1538 unloadPrivatePackages(vol); 1539 } 1540 } 1541 1542 if (vol.isPrimary() && vol.type == VolumeInfo.TYPE_PUBLIC) { 1543 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1544 updateExternalMediaStatus(true, false); 1545 } else if (vol.state == VolumeInfo.STATE_UNMOUNTING) { 1546 updateExternalMediaStatus(false, false); 1547 } 1548 } 1549 } 1550 }; 1551 1552 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId) { 1553 if (userId >= UserHandle.USER_OWNER) { 1554 grantRequestedRuntimePermissionsForUser(pkg, userId); 1555 } else if (userId == UserHandle.USER_ALL) { 1556 for (int someUserId : UserManagerService.getInstance().getUserIds()) { 1557 grantRequestedRuntimePermissionsForUser(pkg, someUserId); 1558 } 1559 } 1560 } 1561 1562 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId) { 1563 SettingBase sb = (SettingBase) pkg.mExtras; 1564 if (sb == null) { 1565 return; 1566 } 1567 1568 PermissionsState permissionsState = sb.getPermissionsState(); 1569 1570 for (String permission : pkg.requestedPermissions) { 1571 BasePermission bp = mSettings.mPermissions.get(permission); 1572 if (bp != null && bp.isRuntime()) { 1573 permissionsState.grantRuntimePermission(bp, userId); 1574 } 1575 } 1576 } 1577 1578 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1579 Bundle extras = null; 1580 switch (res.returnCode) { 1581 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1582 extras = new Bundle(); 1583 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1584 res.origPermission); 1585 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1586 res.origPackage); 1587 break; 1588 } 1589 } 1590 return extras; 1591 } 1592 1593 void scheduleWriteSettingsLocked() { 1594 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1595 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1596 } 1597 } 1598 1599 void scheduleWritePackageRestrictionsLocked(int userId) { 1600 if (!sUserManager.exists(userId)) return; 1601 mDirtyUsers.add(userId); 1602 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1603 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1604 } 1605 } 1606 1607 public static PackageManagerService main(Context context, Installer installer, 1608 boolean factoryTest, boolean onlyCore) { 1609 PackageManagerService m = new PackageManagerService(context, installer, 1610 factoryTest, onlyCore); 1611 ServiceManager.addService("package", m); 1612 return m; 1613 } 1614 1615 static String[] splitString(String str, char sep) { 1616 int count = 1; 1617 int i = 0; 1618 while ((i=str.indexOf(sep, i)) >= 0) { 1619 count++; 1620 i++; 1621 } 1622 1623 String[] res = new String[count]; 1624 i=0; 1625 count = 0; 1626 int lastI=0; 1627 while ((i=str.indexOf(sep, i)) >= 0) { 1628 res[count] = str.substring(lastI, i); 1629 count++; 1630 i++; 1631 lastI = i; 1632 } 1633 res[count] = str.substring(lastI, str.length()); 1634 return res; 1635 } 1636 1637 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1638 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1639 Context.DISPLAY_SERVICE); 1640 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1641 } 1642 1643 public PackageManagerService(Context context, Installer installer, 1644 boolean factoryTest, boolean onlyCore) { 1645 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1646 SystemClock.uptimeMillis()); 1647 1648 if (mSdkVersion <= 0) { 1649 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1650 } 1651 1652 mContext = context; 1653 mFactoryTest = factoryTest; 1654 mOnlyCore = onlyCore; 1655 mLazyDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1656 mMetrics = new DisplayMetrics(); 1657 mSettings = new Settings(mPackages); 1658 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1659 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1660 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1661 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1662 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1663 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1664 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1665 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1666 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1667 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1668 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1669 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1670 1671 // TODO: add a property to control this? 1672 long dexOptLRUThresholdInMinutes; 1673 if (mLazyDexOpt) { 1674 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 1675 } else { 1676 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 1677 } 1678 mDexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 1679 1680 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1681 if (separateProcesses != null && separateProcesses.length() > 0) { 1682 if ("*".equals(separateProcesses)) { 1683 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1684 mSeparateProcesses = null; 1685 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1686 } else { 1687 mDefParseFlags = 0; 1688 mSeparateProcesses = separateProcesses.split(","); 1689 Slog.w(TAG, "Running with debug.separate_processes: " 1690 + separateProcesses); 1691 } 1692 } else { 1693 mDefParseFlags = 0; 1694 mSeparateProcesses = null; 1695 } 1696 1697 mInstaller = installer; 1698 mPackageDexOptimizer = new PackageDexOptimizer(this); 1699 1700 getDefaultDisplayMetrics(context, mMetrics); 1701 1702 SystemConfig systemConfig = SystemConfig.getInstance(); 1703 mGlobalGids = systemConfig.getGlobalGids(); 1704 mSystemPermissions = systemConfig.getSystemPermissions(); 1705 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1706 1707 synchronized (mInstallLock) { 1708 // writer 1709 synchronized (mPackages) { 1710 mHandlerThread = new ServiceThread(TAG, 1711 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1712 mHandlerThread.start(); 1713 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1714 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1715 1716 File dataDir = Environment.getDataDirectory(); 1717 mAppDataDir = new File(dataDir, "data"); 1718 mAppInstallDir = new File(dataDir, "app"); 1719 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1720 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1721 mUserAppDataDir = new File(dataDir, "user"); 1722 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1723 1724 sUserManager = new UserManagerService(context, this, 1725 mInstallLock, mPackages); 1726 1727 // Propagate permission configuration in to package manager. 1728 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1729 = systemConfig.getPermissions(); 1730 for (int i=0; i<permConfig.size(); i++) { 1731 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1732 BasePermission bp = mSettings.mPermissions.get(perm.name); 1733 if (bp == null) { 1734 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1735 mSettings.mPermissions.put(perm.name, bp); 1736 } 1737 if (perm.gids != null) { 1738 bp.setGids(perm.gids, perm.perUser); 1739 } 1740 } 1741 1742 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1743 for (int i=0; i<libConfig.size(); i++) { 1744 mSharedLibraries.put(libConfig.keyAt(i), 1745 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1746 } 1747 1748 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1749 1750 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1751 mSdkVersion, mOnlyCore); 1752 1753 String customResolverActivity = Resources.getSystem().getString( 1754 R.string.config_customResolverActivity); 1755 if (TextUtils.isEmpty(customResolverActivity)) { 1756 customResolverActivity = null; 1757 } else { 1758 mCustomResolverComponentName = ComponentName.unflattenFromString( 1759 customResolverActivity); 1760 } 1761 1762 long startTime = SystemClock.uptimeMillis(); 1763 1764 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1765 startTime); 1766 1767 // Set flag to monitor and not change apk file paths when 1768 // scanning install directories. 1769 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING; 1770 1771 final ArraySet<String> alreadyDexOpted = new ArraySet<String>(); 1772 1773 /** 1774 * Add everything in the in the boot class path to the 1775 * list of process files because dexopt will have been run 1776 * if necessary during zygote startup. 1777 */ 1778 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 1779 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 1780 1781 if (bootClassPath != null) { 1782 String[] bootClassPathElements = splitString(bootClassPath, ':'); 1783 for (String element : bootClassPathElements) { 1784 alreadyDexOpted.add(element); 1785 } 1786 } else { 1787 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1788 } 1789 1790 if (systemServerClassPath != null) { 1791 String[] systemServerClassPathElements = splitString(systemServerClassPath, ':'); 1792 for (String element : systemServerClassPathElements) { 1793 alreadyDexOpted.add(element); 1794 } 1795 } else { 1796 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 1797 } 1798 1799 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 1800 final String[] dexCodeInstructionSets = 1801 getDexCodeInstructionSets( 1802 allInstructionSets.toArray(new String[allInstructionSets.size()])); 1803 1804 /** 1805 * Ensure all external libraries have had dexopt run on them. 1806 */ 1807 if (mSharedLibraries.size() > 0) { 1808 // NOTE: For now, we're compiling these system "shared libraries" 1809 // (and framework jars) into all available architectures. It's possible 1810 // to compile them only when we come across an app that uses them (there's 1811 // already logic for that in scanPackageLI) but that adds some complexity. 1812 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1813 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1814 final String lib = libEntry.path; 1815 if (lib == null) { 1816 continue; 1817 } 1818 1819 try { 1820 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 1821 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1822 alreadyDexOpted.add(lib); 1823 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1824 } 1825 } catch (FileNotFoundException e) { 1826 Slog.w(TAG, "Library not found: " + lib); 1827 } catch (IOException e) { 1828 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1829 + e.getMessage()); 1830 } 1831 } 1832 } 1833 } 1834 1835 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1836 1837 // Gross hack for now: we know this file doesn't contain any 1838 // code, so don't dexopt it to avoid the resulting log spew. 1839 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1840 1841 // Gross hack for now: we know this file is only part of 1842 // the boot class path for art, so don't dexopt it to 1843 // avoid the resulting log spew. 1844 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1845 1846 /** 1847 * And there are a number of commands implemented in Java, which 1848 * we currently need to do the dexopt on so that they can be 1849 * run from a non-root shell. 1850 */ 1851 String[] frameworkFiles = frameworkDir.list(); 1852 if (frameworkFiles != null) { 1853 // TODO: We could compile these only for the most preferred ABI. We should 1854 // first double check that the dex files for these commands are not referenced 1855 // by other system apps. 1856 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1857 for (int i=0; i<frameworkFiles.length; i++) { 1858 File libPath = new File(frameworkDir, frameworkFiles[i]); 1859 String path = libPath.getPath(); 1860 // Skip the file if we already did it. 1861 if (alreadyDexOpted.contains(path)) { 1862 continue; 1863 } 1864 // Skip the file if it is not a type we want to dexopt. 1865 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 1866 continue; 1867 } 1868 try { 1869 int dexoptNeeded = DexFile.getDexOptNeeded(path, null, dexCodeInstructionSet, false); 1870 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1871 mInstaller.dexopt(path, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1872 } 1873 } catch (FileNotFoundException e) { 1874 Slog.w(TAG, "Jar not found: " + path); 1875 } catch (IOException e) { 1876 Slog.w(TAG, "Exception reading jar: " + path, e); 1877 } 1878 } 1879 } 1880 } 1881 1882 // Collect vendor overlay packages. 1883 // (Do this before scanning any apps.) 1884 // For security and version matching reason, only consider 1885 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 1886 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 1887 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 1888 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 1889 1890 // Find base frameworks (resource packages without code). 1891 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 1892 | PackageParser.PARSE_IS_SYSTEM_DIR 1893 | PackageParser.PARSE_IS_PRIVILEGED, 1894 scanFlags | SCAN_NO_DEX, 0); 1895 1896 // Collected privileged system packages. 1897 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 1898 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 1899 | PackageParser.PARSE_IS_SYSTEM_DIR 1900 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 1901 1902 // Collect ordinary system packages. 1903 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 1904 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 1905 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1906 1907 // Collect all vendor packages. 1908 File vendorAppDir = new File("/vendor/app"); 1909 try { 1910 vendorAppDir = vendorAppDir.getCanonicalFile(); 1911 } catch (IOException e) { 1912 // failed to look up canonical path, continue with original one 1913 } 1914 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 1915 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1916 1917 // Collect all OEM packages. 1918 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 1919 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 1920 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1921 1922 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 1923 mInstaller.moveFiles(); 1924 1925 // Prune any system packages that no longer exist. 1926 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 1927 final ArrayMap<String, File> expectingBetter = new ArrayMap<>(); 1928 if (!mOnlyCore) { 1929 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 1930 while (psit.hasNext()) { 1931 PackageSetting ps = psit.next(); 1932 1933 /* 1934 * If this is not a system app, it can't be a 1935 * disable system app. 1936 */ 1937 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 1938 continue; 1939 } 1940 1941 /* 1942 * If the package is scanned, it's not erased. 1943 */ 1944 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 1945 if (scannedPkg != null) { 1946 /* 1947 * If the system app is both scanned and in the 1948 * disabled packages list, then it must have been 1949 * added via OTA. Remove it from the currently 1950 * scanned package so the previously user-installed 1951 * application can be scanned. 1952 */ 1953 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 1954 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 1955 + ps.name + "; removing system app. Last known codePath=" 1956 + ps.codePathString + ", installStatus=" + ps.installStatus 1957 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 1958 + scannedPkg.mVersionCode); 1959 removePackageLI(ps, true); 1960 expectingBetter.put(ps.name, ps.codePath); 1961 } 1962 1963 continue; 1964 } 1965 1966 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 1967 psit.remove(); 1968 logCriticalInfo(Log.WARN, "System package " + ps.name 1969 + " no longer exists; wiping its data"); 1970 removeDataDirsLI(ps.name); 1971 } else { 1972 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 1973 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 1974 possiblyDeletedUpdatedSystemApps.add(ps.name); 1975 } 1976 } 1977 } 1978 } 1979 1980 //look for any incomplete package installations 1981 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 1982 //clean up list 1983 for(int i = 0; i < deletePkgsList.size(); i++) { 1984 //clean up here 1985 cleanupInstallFailedPackage(deletePkgsList.get(i)); 1986 } 1987 //delete tmp files 1988 deleteTempPackageFiles(); 1989 1990 // Remove any shared userIDs that have no associated packages 1991 mSettings.pruneSharedUsersLPw(); 1992 1993 if (!mOnlyCore) { 1994 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 1995 SystemClock.uptimeMillis()); 1996 scanDirLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 1997 1998 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 1999 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2000 2001 /** 2002 * Remove disable package settings for any updated system 2003 * apps that were removed via an OTA. If they're not a 2004 * previously-updated app, remove them completely. 2005 * Otherwise, just revoke their system-level permissions. 2006 */ 2007 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2008 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2009 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2010 2011 String msg; 2012 if (deletedPkg == null) { 2013 msg = "Updated system package " + deletedAppName 2014 + " no longer exists; wiping its data"; 2015 removeDataDirsLI(deletedAppName); 2016 } else { 2017 msg = "Updated system app + " + deletedAppName 2018 + " no longer present; removing system privileges for " 2019 + deletedAppName; 2020 2021 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2022 2023 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2024 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2025 } 2026 logCriticalInfo(Log.WARN, msg); 2027 } 2028 2029 /** 2030 * Make sure all system apps that we expected to appear on 2031 * the userdata partition actually showed up. If they never 2032 * appeared, crawl back and revive the system version. 2033 */ 2034 for (int i = 0; i < expectingBetter.size(); i++) { 2035 final String packageName = expectingBetter.keyAt(i); 2036 if (!mPackages.containsKey(packageName)) { 2037 final File scanFile = expectingBetter.valueAt(i); 2038 2039 logCriticalInfo(Log.WARN, "Expected better " + packageName 2040 + " but never showed up; reverting to system"); 2041 2042 final int reparseFlags; 2043 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2044 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2045 | PackageParser.PARSE_IS_SYSTEM_DIR 2046 | PackageParser.PARSE_IS_PRIVILEGED; 2047 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2048 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2049 | PackageParser.PARSE_IS_SYSTEM_DIR; 2050 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2051 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2052 | PackageParser.PARSE_IS_SYSTEM_DIR; 2053 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2054 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2055 | PackageParser.PARSE_IS_SYSTEM_DIR; 2056 } else { 2057 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2058 continue; 2059 } 2060 2061 mSettings.enableSystemPackageLPw(packageName); 2062 2063 try { 2064 scanPackageLI(scanFile, reparseFlags, scanFlags, 0, null); 2065 } catch (PackageManagerException e) { 2066 Slog.e(TAG, "Failed to parse original system package: " 2067 + e.getMessage()); 2068 } 2069 } 2070 } 2071 } 2072 2073 // Now that we know all of the shared libraries, update all clients to have 2074 // the correct library paths. 2075 updateAllSharedLibrariesLPw(); 2076 2077 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2078 // NOTE: We ignore potential failures here during a system scan (like 2079 // the rest of the commands above) because there's precious little we 2080 // can do about it. A settings error is reported, though. 2081 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2082 false /* force dexopt */, false /* defer dexopt */); 2083 } 2084 2085 // Now that we know all the packages we are keeping, 2086 // read and update their last usage times. 2087 mPackageUsage.readLP(); 2088 2089 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2090 SystemClock.uptimeMillis()); 2091 Slog.i(TAG, "Time to scan packages: " 2092 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2093 + " seconds"); 2094 2095 // If the platform SDK has changed since the last time we booted, 2096 // we need to re-grant app permission to catch any new ones that 2097 // appear. This is really a hack, and means that apps can in some 2098 // cases get permissions that the user didn't initially explicitly 2099 // allow... it would be nice to have some better way to handle 2100 // this situation. 2101 final boolean regrantPermissions = mSettings.mInternalSdkPlatform 2102 != mSdkVersion; 2103 if (regrantPermissions) Slog.i(TAG, "Platform changed from " 2104 + mSettings.mInternalSdkPlatform + " to " + mSdkVersion 2105 + "; regranting permissions for internal storage"); 2106 mSettings.mInternalSdkPlatform = mSdkVersion; 2107 2108 // For now runtime permissions are toggled via a system property. 2109 if (!RUNTIME_PERMISSIONS_ENABLED) { 2110 // Remove the runtime permissions state if the feature 2111 // was disabled by flipping the system property. 2112 mSettings.deleteRuntimePermissionsFiles(); 2113 } 2114 2115 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 2116 | (regrantPermissions 2117 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 2118 : 0)); 2119 2120 // If this is the first boot, and it is a normal boot, then 2121 // we need to initialize the default preferred apps. 2122 if (!mRestoredSettings && !onlyCore) { 2123 mSettings.readDefaultPreferredAppsLPw(this, 0); 2124 } 2125 2126 // If this is first boot after an OTA, and a normal boot, then 2127 // we need to clear code cache directories. 2128 mIsUpgrade = !Build.FINGERPRINT.equals(mSettings.mFingerprint); 2129 if (mIsUpgrade && !onlyCore) { 2130 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2131 for (String pkgName : mSettings.mPackages.keySet()) { 2132 deleteCodeCacheDirsLI(pkgName); 2133 } 2134 mSettings.mFingerprint = Build.FINGERPRINT; 2135 } 2136 2137 // All the changes are done during package scanning. 2138 mSettings.updateInternalDatabaseVersion(); 2139 2140 // can downgrade to reader 2141 mSettings.writeLPr(); 2142 2143 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2144 SystemClock.uptimeMillis()); 2145 2146 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2147 2148 mInstallerService = new PackageInstallerService(context, this); 2149 2150 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2151 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2152 mIntentFilterVerifierComponent); 2153 2154 primeDomainVerificationsLPw(false); 2155 2156 } // synchronized (mPackages) 2157 } // synchronized (mInstallLock) 2158 2159 // Now after opening every single application zip, make sure they 2160 // are all flushed. Not really needed, but keeps things nice and 2161 // tidy. 2162 Runtime.getRuntime().gc(); 2163 } 2164 2165 @Override 2166 public boolean isFirstBoot() { 2167 return !mRestoredSettings; 2168 } 2169 2170 @Override 2171 public boolean isOnlyCoreApps() { 2172 return mOnlyCore; 2173 } 2174 2175 @Override 2176 public boolean isUpgrade() { 2177 return mIsUpgrade; 2178 } 2179 2180 private String getRequiredVerifierLPr() { 2181 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2182 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2183 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 2184 2185 String requiredVerifier = null; 2186 2187 final int N = receivers.size(); 2188 for (int i = 0; i < N; i++) { 2189 final ResolveInfo info = receivers.get(i); 2190 2191 if (info.activityInfo == null) { 2192 continue; 2193 } 2194 2195 final String packageName = info.activityInfo.packageName; 2196 2197 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2198 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2199 continue; 2200 } 2201 2202 if (requiredVerifier != null) { 2203 throw new RuntimeException("There can be only one required verifier"); 2204 } 2205 2206 requiredVerifier = packageName; 2207 } 2208 2209 return requiredVerifier; 2210 } 2211 2212 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2213 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2214 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2215 PackageManager.GET_DISABLED_COMPONENTS, 0 /* userId */); 2216 2217 ComponentName verifierComponentName = null; 2218 2219 int priority = -1000; 2220 final int N = receivers.size(); 2221 for (int i = 0; i < N; i++) { 2222 final ResolveInfo info = receivers.get(i); 2223 2224 if (info.activityInfo == null) { 2225 continue; 2226 } 2227 2228 final String packageName = info.activityInfo.packageName; 2229 2230 final PackageSetting ps = mSettings.mPackages.get(packageName); 2231 if (ps == null) { 2232 continue; 2233 } 2234 2235 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2236 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2237 continue; 2238 } 2239 2240 // Select the IntentFilterVerifier with the highest priority 2241 if (priority < info.priority) { 2242 priority = info.priority; 2243 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2244 Slog.d(TAG, "Selecting IntentFilterVerifier: " + verifierComponentName + 2245 " with priority: " + info.priority); 2246 } 2247 } 2248 2249 return verifierComponentName; 2250 } 2251 2252 private void primeDomainVerificationsLPw(boolean logging) { 2253 Slog.d(TAG, "Start priming domain verification"); 2254 boolean updated = false; 2255 ArrayList<String> allHosts = new ArrayList<>(); 2256 for (PackageParser.Package pkg : mPackages.values()) { 2257 final String packageName = pkg.packageName; 2258 if (!hasDomainURLs(pkg)) { 2259 if (logging) { 2260 Slog.d(TAG, "No priming domain verifications for " + 2261 "package with no domain URLs: " + packageName); 2262 } 2263 continue; 2264 } 2265 for (PackageParser.Activity a : pkg.activities) { 2266 for (ActivityIntentInfo filter : a.intents) { 2267 if (hasValidDomains(filter, false)) { 2268 allHosts.addAll(filter.getHostsList()); 2269 } 2270 } 2271 } 2272 if (allHosts.size() > 0) { 2273 allHosts.add("*"); 2274 } 2275 IntentFilterVerificationInfo ivi = 2276 mSettings.createIntentFilterVerificationIfNeededLPw(packageName, allHosts); 2277 if (ivi != null) { 2278 // We will always log this 2279 Slog.d(TAG, "Priming domain verifications for package: " + packageName); 2280 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 2281 updated = true; 2282 } 2283 else { 2284 if (logging) { 2285 Slog.d(TAG, "No priming domain verifications for package: " + packageName); 2286 } 2287 } 2288 allHosts.clear(); 2289 } 2290 if (updated) { 2291 scheduleWriteSettingsLocked(); 2292 } 2293 Slog.d(TAG, "End priming domain verification"); 2294 } 2295 2296 @Override 2297 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2298 throws RemoteException { 2299 try { 2300 return super.onTransact(code, data, reply, flags); 2301 } catch (RuntimeException e) { 2302 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2303 Slog.wtf(TAG, "Package Manager Crash", e); 2304 } 2305 throw e; 2306 } 2307 } 2308 2309 void cleanupInstallFailedPackage(PackageSetting ps) { 2310 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2311 2312 removeDataDirsLI(ps.name); 2313 if (ps.codePath != null) { 2314 if (ps.codePath.isDirectory()) { 2315 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2316 } else { 2317 ps.codePath.delete(); 2318 } 2319 } 2320 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2321 if (ps.resourcePath.isDirectory()) { 2322 FileUtils.deleteContents(ps.resourcePath); 2323 } 2324 ps.resourcePath.delete(); 2325 } 2326 mSettings.removePackageLPw(ps.name); 2327 } 2328 2329 static int[] appendInts(int[] cur, int[] add) { 2330 if (add == null) return cur; 2331 if (cur == null) return add; 2332 final int N = add.length; 2333 for (int i=0; i<N; i++) { 2334 cur = appendInt(cur, add[i]); 2335 } 2336 return cur; 2337 } 2338 2339 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2340 if (!sUserManager.exists(userId)) return null; 2341 final PackageSetting ps = (PackageSetting) p.mExtras; 2342 if (ps == null) { 2343 return null; 2344 } 2345 2346 final PermissionsState permissionsState = ps.getPermissionsState(); 2347 2348 final int[] gids = permissionsState.computeGids(userId); 2349 final Set<String> permissions = permissionsState.getPermissions(userId); 2350 final PackageUserState state = ps.readUserState(userId); 2351 2352 return PackageParser.generatePackageInfo(p, gids, flags, 2353 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2354 } 2355 2356 @Override 2357 public boolean isPackageAvailable(String packageName, int userId) { 2358 if (!sUserManager.exists(userId)) return false; 2359 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2360 synchronized (mPackages) { 2361 PackageParser.Package p = mPackages.get(packageName); 2362 if (p != null) { 2363 final PackageSetting ps = (PackageSetting) p.mExtras; 2364 if (ps != null) { 2365 final PackageUserState state = ps.readUserState(userId); 2366 if (state != null) { 2367 return PackageParser.isAvailable(state); 2368 } 2369 } 2370 } 2371 } 2372 return false; 2373 } 2374 2375 @Override 2376 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2377 if (!sUserManager.exists(userId)) return null; 2378 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2379 // reader 2380 synchronized (mPackages) { 2381 PackageParser.Package p = mPackages.get(packageName); 2382 if (DEBUG_PACKAGE_INFO) 2383 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2384 if (p != null) { 2385 return generatePackageInfo(p, flags, userId); 2386 } 2387 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2388 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2389 } 2390 } 2391 return null; 2392 } 2393 2394 @Override 2395 public String[] currentToCanonicalPackageNames(String[] names) { 2396 String[] out = new String[names.length]; 2397 // reader 2398 synchronized (mPackages) { 2399 for (int i=names.length-1; i>=0; i--) { 2400 PackageSetting ps = mSettings.mPackages.get(names[i]); 2401 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2402 } 2403 } 2404 return out; 2405 } 2406 2407 @Override 2408 public String[] canonicalToCurrentPackageNames(String[] names) { 2409 String[] out = new String[names.length]; 2410 // reader 2411 synchronized (mPackages) { 2412 for (int i=names.length-1; i>=0; i--) { 2413 String cur = mSettings.mRenamedPackages.get(names[i]); 2414 out[i] = cur != null ? cur : names[i]; 2415 } 2416 } 2417 return out; 2418 } 2419 2420 @Override 2421 public int getPackageUid(String packageName, int userId) { 2422 if (!sUserManager.exists(userId)) return -1; 2423 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2424 2425 // reader 2426 synchronized (mPackages) { 2427 PackageParser.Package p = mPackages.get(packageName); 2428 if(p != null) { 2429 return UserHandle.getUid(userId, p.applicationInfo.uid); 2430 } 2431 PackageSetting ps = mSettings.mPackages.get(packageName); 2432 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 2433 return -1; 2434 } 2435 p = ps.pkg; 2436 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 2437 } 2438 } 2439 2440 @Override 2441 public int[] getPackageGids(String packageName, int userId) throws RemoteException { 2442 if (!sUserManager.exists(userId)) { 2443 return null; 2444 } 2445 2446 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2447 "getPackageGids"); 2448 2449 // reader 2450 synchronized (mPackages) { 2451 PackageParser.Package p = mPackages.get(packageName); 2452 if (DEBUG_PACKAGE_INFO) { 2453 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 2454 } 2455 if (p != null) { 2456 PackageSetting ps = (PackageSetting) p.mExtras; 2457 return ps.getPermissionsState().computeGids(userId); 2458 } 2459 } 2460 2461 return null; 2462 } 2463 2464 static PermissionInfo generatePermissionInfo( 2465 BasePermission bp, int flags) { 2466 if (bp.perm != null) { 2467 return PackageParser.generatePermissionInfo(bp.perm, flags); 2468 } 2469 PermissionInfo pi = new PermissionInfo(); 2470 pi.name = bp.name; 2471 pi.packageName = bp.sourcePackage; 2472 pi.nonLocalizedLabel = bp.name; 2473 pi.protectionLevel = bp.protectionLevel; 2474 return pi; 2475 } 2476 2477 @Override 2478 public PermissionInfo getPermissionInfo(String name, int flags) { 2479 // reader 2480 synchronized (mPackages) { 2481 final BasePermission p = mSettings.mPermissions.get(name); 2482 if (p != null) { 2483 return generatePermissionInfo(p, flags); 2484 } 2485 return null; 2486 } 2487 } 2488 2489 @Override 2490 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2491 // reader 2492 synchronized (mPackages) { 2493 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2494 for (BasePermission p : mSettings.mPermissions.values()) { 2495 if (group == null) { 2496 if (p.perm == null || p.perm.info.group == null) { 2497 out.add(generatePermissionInfo(p, flags)); 2498 } 2499 } else { 2500 if (p.perm != null && group.equals(p.perm.info.group)) { 2501 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2502 } 2503 } 2504 } 2505 2506 if (out.size() > 0) { 2507 return out; 2508 } 2509 return mPermissionGroups.containsKey(group) ? out : null; 2510 } 2511 } 2512 2513 @Override 2514 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2515 // reader 2516 synchronized (mPackages) { 2517 return PackageParser.generatePermissionGroupInfo( 2518 mPermissionGroups.get(name), flags); 2519 } 2520 } 2521 2522 @Override 2523 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2524 // reader 2525 synchronized (mPackages) { 2526 final int N = mPermissionGroups.size(); 2527 ArrayList<PermissionGroupInfo> out 2528 = new ArrayList<PermissionGroupInfo>(N); 2529 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2530 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2531 } 2532 return out; 2533 } 2534 } 2535 2536 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2537 int userId) { 2538 if (!sUserManager.exists(userId)) return null; 2539 PackageSetting ps = mSettings.mPackages.get(packageName); 2540 if (ps != null) { 2541 if (ps.pkg == null) { 2542 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2543 flags, userId); 2544 if (pInfo != null) { 2545 return pInfo.applicationInfo; 2546 } 2547 return null; 2548 } 2549 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2550 ps.readUserState(userId), userId); 2551 } 2552 return null; 2553 } 2554 2555 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2556 int userId) { 2557 if (!sUserManager.exists(userId)) return null; 2558 PackageSetting ps = mSettings.mPackages.get(packageName); 2559 if (ps != null) { 2560 PackageParser.Package pkg = ps.pkg; 2561 if (pkg == null) { 2562 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2563 return null; 2564 } 2565 // Only data remains, so we aren't worried about code paths 2566 pkg = new PackageParser.Package(packageName); 2567 pkg.applicationInfo.packageName = packageName; 2568 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2569 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 2570 pkg.applicationInfo.dataDir = PackageManager.getDataDirForUser(ps.volumeUuid, 2571 packageName, userId).getAbsolutePath(); 2572 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2573 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2574 } 2575 return generatePackageInfo(pkg, flags, userId); 2576 } 2577 return null; 2578 } 2579 2580 @Override 2581 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2582 if (!sUserManager.exists(userId)) return null; 2583 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 2584 // writer 2585 synchronized (mPackages) { 2586 PackageParser.Package p = mPackages.get(packageName); 2587 if (DEBUG_PACKAGE_INFO) Log.v( 2588 TAG, "getApplicationInfo " + packageName 2589 + ": " + p); 2590 if (p != null) { 2591 PackageSetting ps = mSettings.mPackages.get(packageName); 2592 if (ps == null) return null; 2593 // Note: isEnabledLP() does not apply here - always return info 2594 return PackageParser.generateApplicationInfo( 2595 p, flags, ps.readUserState(userId), userId); 2596 } 2597 if ("android".equals(packageName)||"system".equals(packageName)) { 2598 return mAndroidApplication; 2599 } 2600 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2601 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2602 } 2603 } 2604 return null; 2605 } 2606 2607 2608 @Override 2609 public void freeStorageAndNotify(final long freeStorageSize, final IPackageDataObserver observer) { 2610 mContext.enforceCallingOrSelfPermission( 2611 android.Manifest.permission.CLEAR_APP_CACHE, null); 2612 // Queue up an async operation since clearing cache may take a little while. 2613 mHandler.post(new Runnable() { 2614 public void run() { 2615 mHandler.removeCallbacks(this); 2616 int retCode = -1; 2617 synchronized (mInstallLock) { 2618 retCode = mInstaller.freeCache(freeStorageSize); 2619 if (retCode < 0) { 2620 Slog.w(TAG, "Couldn't clear application caches"); 2621 } 2622 } 2623 if (observer != null) { 2624 try { 2625 observer.onRemoveCompleted(null, (retCode >= 0)); 2626 } catch (RemoteException e) { 2627 Slog.w(TAG, "RemoveException when invoking call back"); 2628 } 2629 } 2630 } 2631 }); 2632 } 2633 2634 @Override 2635 public void freeStorage(final long freeStorageSize, final IntentSender pi) { 2636 mContext.enforceCallingOrSelfPermission( 2637 android.Manifest.permission.CLEAR_APP_CACHE, null); 2638 // Queue up an async operation since clearing cache may take a little while. 2639 mHandler.post(new Runnable() { 2640 public void run() { 2641 mHandler.removeCallbacks(this); 2642 int retCode = -1; 2643 synchronized (mInstallLock) { 2644 retCode = mInstaller.freeCache(freeStorageSize); 2645 if (retCode < 0) { 2646 Slog.w(TAG, "Couldn't clear application caches"); 2647 } 2648 } 2649 if(pi != null) { 2650 try { 2651 // Callback via pending intent 2652 int code = (retCode >= 0) ? 1 : 0; 2653 pi.sendIntent(null, code, null, 2654 null, null); 2655 } catch (SendIntentException e1) { 2656 Slog.i(TAG, "Failed to send pending intent"); 2657 } 2658 } 2659 } 2660 }); 2661 } 2662 2663 void freeStorage(long freeStorageSize) throws IOException { 2664 synchronized (mInstallLock) { 2665 if (mInstaller.freeCache(freeStorageSize) < 0) { 2666 throw new IOException("Failed to free enough space"); 2667 } 2668 } 2669 } 2670 2671 @Override 2672 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2673 if (!sUserManager.exists(userId)) return null; 2674 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 2675 synchronized (mPackages) { 2676 PackageParser.Activity a = mActivities.mActivities.get(component); 2677 2678 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2679 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2680 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2681 if (ps == null) return null; 2682 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2683 userId); 2684 } 2685 if (mResolveComponentName.equals(component)) { 2686 return PackageParser.generateActivityInfo(mResolveActivity, flags, 2687 new PackageUserState(), userId); 2688 } 2689 } 2690 return null; 2691 } 2692 2693 @Override 2694 public boolean activitySupportsIntent(ComponentName component, Intent intent, 2695 String resolvedType) { 2696 synchronized (mPackages) { 2697 PackageParser.Activity a = mActivities.mActivities.get(component); 2698 if (a == null) { 2699 return false; 2700 } 2701 for (int i=0; i<a.intents.size(); i++) { 2702 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 2703 intent.getData(), intent.getCategories(), TAG) >= 0) { 2704 return true; 2705 } 2706 } 2707 return false; 2708 } 2709 } 2710 2711 @Override 2712 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2713 if (!sUserManager.exists(userId)) return null; 2714 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 2715 synchronized (mPackages) { 2716 PackageParser.Activity a = mReceivers.mActivities.get(component); 2717 if (DEBUG_PACKAGE_INFO) Log.v( 2718 TAG, "getReceiverInfo " + component + ": " + a); 2719 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2720 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2721 if (ps == null) return null; 2722 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2723 userId); 2724 } 2725 } 2726 return null; 2727 } 2728 2729 @Override 2730 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 2731 if (!sUserManager.exists(userId)) return null; 2732 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 2733 synchronized (mPackages) { 2734 PackageParser.Service s = mServices.mServices.get(component); 2735 if (DEBUG_PACKAGE_INFO) Log.v( 2736 TAG, "getServiceInfo " + component + ": " + s); 2737 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 2738 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2739 if (ps == null) return null; 2740 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 2741 userId); 2742 } 2743 } 2744 return null; 2745 } 2746 2747 @Override 2748 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 2749 if (!sUserManager.exists(userId)) return null; 2750 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 2751 synchronized (mPackages) { 2752 PackageParser.Provider p = mProviders.mProviders.get(component); 2753 if (DEBUG_PACKAGE_INFO) Log.v( 2754 TAG, "getProviderInfo " + component + ": " + p); 2755 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 2756 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2757 if (ps == null) return null; 2758 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 2759 userId); 2760 } 2761 } 2762 return null; 2763 } 2764 2765 @Override 2766 public String[] getSystemSharedLibraryNames() { 2767 Set<String> libSet; 2768 synchronized (mPackages) { 2769 libSet = mSharedLibraries.keySet(); 2770 int size = libSet.size(); 2771 if (size > 0) { 2772 String[] libs = new String[size]; 2773 libSet.toArray(libs); 2774 return libs; 2775 } 2776 } 2777 return null; 2778 } 2779 2780 /** 2781 * @hide 2782 */ 2783 PackageParser.Package findSharedNonSystemLibrary(String libName) { 2784 synchronized (mPackages) { 2785 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 2786 if (lib != null && lib.apk != null) { 2787 return mPackages.get(lib.apk); 2788 } 2789 } 2790 return null; 2791 } 2792 2793 @Override 2794 public FeatureInfo[] getSystemAvailableFeatures() { 2795 Collection<FeatureInfo> featSet; 2796 synchronized (mPackages) { 2797 featSet = mAvailableFeatures.values(); 2798 int size = featSet.size(); 2799 if (size > 0) { 2800 FeatureInfo[] features = new FeatureInfo[size+1]; 2801 featSet.toArray(features); 2802 FeatureInfo fi = new FeatureInfo(); 2803 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 2804 FeatureInfo.GL_ES_VERSION_UNDEFINED); 2805 features[size] = fi; 2806 return features; 2807 } 2808 } 2809 return null; 2810 } 2811 2812 @Override 2813 public boolean hasSystemFeature(String name) { 2814 synchronized (mPackages) { 2815 return mAvailableFeatures.containsKey(name); 2816 } 2817 } 2818 2819 private void checkValidCaller(int uid, int userId) { 2820 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 2821 return; 2822 2823 throw new SecurityException("Caller uid=" + uid 2824 + " is not privileged to communicate with user=" + userId); 2825 } 2826 2827 @Override 2828 public int checkPermission(String permName, String pkgName, int userId) { 2829 if (!sUserManager.exists(userId)) { 2830 return PackageManager.PERMISSION_DENIED; 2831 } 2832 2833 synchronized (mPackages) { 2834 final PackageParser.Package p = mPackages.get(pkgName); 2835 if (p != null && p.mExtras != null) { 2836 final PackageSetting ps = (PackageSetting) p.mExtras; 2837 if (ps.getPermissionsState().hasPermission(permName, userId)) { 2838 return PackageManager.PERMISSION_GRANTED; 2839 } 2840 } 2841 } 2842 2843 return PackageManager.PERMISSION_DENIED; 2844 } 2845 2846 @Override 2847 public int checkUidPermission(String permName, int uid) { 2848 final int userId = UserHandle.getUserId(uid); 2849 2850 if (!sUserManager.exists(userId)) { 2851 return PackageManager.PERMISSION_DENIED; 2852 } 2853 2854 synchronized (mPackages) { 2855 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2856 if (obj != null) { 2857 final SettingBase ps = (SettingBase) obj; 2858 if (ps.getPermissionsState().hasPermission(permName, userId)) { 2859 return PackageManager.PERMISSION_GRANTED; 2860 } 2861 } else { 2862 ArraySet<String> perms = mSystemPermissions.get(uid); 2863 if (perms != null && perms.contains(permName)) { 2864 return PackageManager.PERMISSION_GRANTED; 2865 } 2866 } 2867 } 2868 2869 return PackageManager.PERMISSION_DENIED; 2870 } 2871 2872 /** 2873 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 2874 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 2875 * @param checkShell TODO(yamasani): 2876 * @param message the message to log on security exception 2877 */ 2878 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 2879 boolean checkShell, String message) { 2880 if (userId < 0) { 2881 throw new IllegalArgumentException("Invalid userId " + userId); 2882 } 2883 if (checkShell) { 2884 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 2885 } 2886 if (userId == UserHandle.getUserId(callingUid)) return; 2887 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 2888 if (requireFullPermission) { 2889 mContext.enforceCallingOrSelfPermission( 2890 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2891 } else { 2892 try { 2893 mContext.enforceCallingOrSelfPermission( 2894 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2895 } catch (SecurityException se) { 2896 mContext.enforceCallingOrSelfPermission( 2897 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 2898 } 2899 } 2900 } 2901 } 2902 2903 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 2904 if (callingUid == Process.SHELL_UID) { 2905 if (userHandle >= 0 2906 && sUserManager.hasUserRestriction(restriction, userHandle)) { 2907 throw new SecurityException("Shell does not have permission to access user " 2908 + userHandle); 2909 } else if (userHandle < 0) { 2910 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 2911 + Debug.getCallers(3)); 2912 } 2913 } 2914 } 2915 2916 private BasePermission findPermissionTreeLP(String permName) { 2917 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 2918 if (permName.startsWith(bp.name) && 2919 permName.length() > bp.name.length() && 2920 permName.charAt(bp.name.length()) == '.') { 2921 return bp; 2922 } 2923 } 2924 return null; 2925 } 2926 2927 private BasePermission checkPermissionTreeLP(String permName) { 2928 if (permName != null) { 2929 BasePermission bp = findPermissionTreeLP(permName); 2930 if (bp != null) { 2931 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 2932 return bp; 2933 } 2934 throw new SecurityException("Calling uid " 2935 + Binder.getCallingUid() 2936 + " is not allowed to add to permission tree " 2937 + bp.name + " owned by uid " + bp.uid); 2938 } 2939 } 2940 throw new SecurityException("No permission tree found for " + permName); 2941 } 2942 2943 static boolean compareStrings(CharSequence s1, CharSequence s2) { 2944 if (s1 == null) { 2945 return s2 == null; 2946 } 2947 if (s2 == null) { 2948 return false; 2949 } 2950 if (s1.getClass() != s2.getClass()) { 2951 return false; 2952 } 2953 return s1.equals(s2); 2954 } 2955 2956 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 2957 if (pi1.icon != pi2.icon) return false; 2958 if (pi1.logo != pi2.logo) return false; 2959 if (pi1.protectionLevel != pi2.protectionLevel) return false; 2960 if (!compareStrings(pi1.name, pi2.name)) return false; 2961 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 2962 // We'll take care of setting this one. 2963 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 2964 // These are not currently stored in settings. 2965 //if (!compareStrings(pi1.group, pi2.group)) return false; 2966 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 2967 //if (pi1.labelRes != pi2.labelRes) return false; 2968 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 2969 return true; 2970 } 2971 2972 int permissionInfoFootprint(PermissionInfo info) { 2973 int size = info.name.length(); 2974 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 2975 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 2976 return size; 2977 } 2978 2979 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 2980 int size = 0; 2981 for (BasePermission perm : mSettings.mPermissions.values()) { 2982 if (perm.uid == tree.uid) { 2983 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 2984 } 2985 } 2986 return size; 2987 } 2988 2989 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 2990 // We calculate the max size of permissions defined by this uid and throw 2991 // if that plus the size of 'info' would exceed our stated maximum. 2992 if (tree.uid != Process.SYSTEM_UID) { 2993 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 2994 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 2995 throw new SecurityException("Permission tree size cap exceeded"); 2996 } 2997 } 2998 } 2999 3000 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3001 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3002 throw new SecurityException("Label must be specified in permission"); 3003 } 3004 BasePermission tree = checkPermissionTreeLP(info.name); 3005 BasePermission bp = mSettings.mPermissions.get(info.name); 3006 boolean added = bp == null; 3007 boolean changed = true; 3008 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3009 if (added) { 3010 enforcePermissionCapLocked(info, tree); 3011 bp = new BasePermission(info.name, tree.sourcePackage, 3012 BasePermission.TYPE_DYNAMIC); 3013 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3014 throw new SecurityException( 3015 "Not allowed to modify non-dynamic permission " 3016 + info.name); 3017 } else { 3018 if (bp.protectionLevel == fixedLevel 3019 && bp.perm.owner.equals(tree.perm.owner) 3020 && bp.uid == tree.uid 3021 && comparePermissionInfos(bp.perm.info, info)) { 3022 changed = false; 3023 } 3024 } 3025 bp.protectionLevel = fixedLevel; 3026 info = new PermissionInfo(info); 3027 info.protectionLevel = fixedLevel; 3028 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3029 bp.perm.info.packageName = tree.perm.info.packageName; 3030 bp.uid = tree.uid; 3031 if (added) { 3032 mSettings.mPermissions.put(info.name, bp); 3033 } 3034 if (changed) { 3035 if (!async) { 3036 mSettings.writeLPr(); 3037 } else { 3038 scheduleWriteSettingsLocked(); 3039 } 3040 } 3041 return added; 3042 } 3043 3044 @Override 3045 public boolean addPermission(PermissionInfo info) { 3046 synchronized (mPackages) { 3047 return addPermissionLocked(info, false); 3048 } 3049 } 3050 3051 @Override 3052 public boolean addPermissionAsync(PermissionInfo info) { 3053 synchronized (mPackages) { 3054 return addPermissionLocked(info, true); 3055 } 3056 } 3057 3058 @Override 3059 public void removePermission(String name) { 3060 synchronized (mPackages) { 3061 checkPermissionTreeLP(name); 3062 BasePermission bp = mSettings.mPermissions.get(name); 3063 if (bp != null) { 3064 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3065 throw new SecurityException( 3066 "Not allowed to modify non-dynamic permission " 3067 + name); 3068 } 3069 mSettings.mPermissions.remove(name); 3070 mSettings.writeLPr(); 3071 } 3072 } 3073 } 3074 3075 private static void enforceDeclaredAsUsedAndRuntimePermission(PackageParser.Package pkg, 3076 BasePermission bp) { 3077 int index = pkg.requestedPermissions.indexOf(bp.name); 3078 if (index == -1) { 3079 throw new SecurityException("Package " + pkg.packageName 3080 + " has not requested permission " + bp.name); 3081 } 3082 if (!bp.isRuntime()) { 3083 throw new SecurityException("Permission " + bp.name 3084 + " is not a changeable permission type"); 3085 } 3086 } 3087 3088 @Override 3089 public boolean grantPermission(String packageName, String name, int userId) { 3090 if (!RUNTIME_PERMISSIONS_ENABLED) { 3091 return false; 3092 } 3093 3094 if (!sUserManager.exists(userId)) { 3095 return false; 3096 } 3097 3098 mContext.enforceCallingOrSelfPermission( 3099 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3100 "grantPermission"); 3101 3102 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3103 "grantPermission"); 3104 3105 boolean gidsChanged = false; 3106 final SettingBase sb; 3107 3108 synchronized (mPackages) { 3109 final PackageParser.Package pkg = mPackages.get(packageName); 3110 if (pkg == null) { 3111 throw new IllegalArgumentException("Unknown package: " + packageName); 3112 } 3113 3114 final BasePermission bp = mSettings.mPermissions.get(name); 3115 if (bp == null) { 3116 throw new IllegalArgumentException("Unknown permission: " + name); 3117 } 3118 3119 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3120 3121 sb = (SettingBase) pkg.mExtras; 3122 if (sb == null) { 3123 throw new IllegalArgumentException("Unknown package: " + packageName); 3124 } 3125 3126 final PermissionsState permissionsState = sb.getPermissionsState(); 3127 3128 final int result = permissionsState.grantRuntimePermission(bp, userId); 3129 switch (result) { 3130 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3131 return false; 3132 } 3133 3134 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3135 gidsChanged = true; 3136 } break; 3137 } 3138 3139 // Not critical if that is lost - app has to request again. 3140 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3141 } 3142 3143 if (gidsChanged) { 3144 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_GIDS_CHANGED); 3145 } 3146 3147 return true; 3148 } 3149 3150 @Override 3151 public boolean revokePermission(String packageName, String name, int userId) { 3152 if (!RUNTIME_PERMISSIONS_ENABLED) { 3153 return false; 3154 } 3155 3156 if (!sUserManager.exists(userId)) { 3157 return false; 3158 } 3159 3160 mContext.enforceCallingOrSelfPermission( 3161 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3162 "revokePermission"); 3163 3164 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3165 "revokePermission"); 3166 3167 final SettingBase sb; 3168 3169 synchronized (mPackages) { 3170 final PackageParser.Package pkg = mPackages.get(packageName); 3171 if (pkg == null) { 3172 throw new IllegalArgumentException("Unknown package: " + packageName); 3173 } 3174 3175 final BasePermission bp = mSettings.mPermissions.get(name); 3176 if (bp == null) { 3177 throw new IllegalArgumentException("Unknown permission: " + name); 3178 } 3179 3180 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3181 3182 sb = (SettingBase) pkg.mExtras; 3183 if (sb == null) { 3184 throw new IllegalArgumentException("Unknown package: " + packageName); 3185 } 3186 3187 final PermissionsState permissionsState = sb.getPermissionsState(); 3188 3189 if (permissionsState.revokeRuntimePermission(bp, userId) == 3190 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3191 return false; 3192 } 3193 3194 // Critical, after this call all should never have the permission. 3195 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3196 } 3197 3198 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3199 3200 return true; 3201 } 3202 3203 @Override 3204 public boolean isProtectedBroadcast(String actionName) { 3205 synchronized (mPackages) { 3206 return mProtectedBroadcasts.contains(actionName); 3207 } 3208 } 3209 3210 @Override 3211 public int checkSignatures(String pkg1, String pkg2) { 3212 synchronized (mPackages) { 3213 final PackageParser.Package p1 = mPackages.get(pkg1); 3214 final PackageParser.Package p2 = mPackages.get(pkg2); 3215 if (p1 == null || p1.mExtras == null 3216 || p2 == null || p2.mExtras == null) { 3217 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3218 } 3219 return compareSignatures(p1.mSignatures, p2.mSignatures); 3220 } 3221 } 3222 3223 @Override 3224 public int checkUidSignatures(int uid1, int uid2) { 3225 // Map to base uids. 3226 uid1 = UserHandle.getAppId(uid1); 3227 uid2 = UserHandle.getAppId(uid2); 3228 // reader 3229 synchronized (mPackages) { 3230 Signature[] s1; 3231 Signature[] s2; 3232 Object obj = mSettings.getUserIdLPr(uid1); 3233 if (obj != null) { 3234 if (obj instanceof SharedUserSetting) { 3235 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 3236 } else if (obj instanceof PackageSetting) { 3237 s1 = ((PackageSetting)obj).signatures.mSignatures; 3238 } else { 3239 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3240 } 3241 } else { 3242 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3243 } 3244 obj = mSettings.getUserIdLPr(uid2); 3245 if (obj != null) { 3246 if (obj instanceof SharedUserSetting) { 3247 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 3248 } else if (obj instanceof PackageSetting) { 3249 s2 = ((PackageSetting)obj).signatures.mSignatures; 3250 } else { 3251 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3252 } 3253 } else { 3254 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3255 } 3256 return compareSignatures(s1, s2); 3257 } 3258 } 3259 3260 private void killSettingPackagesForUser(SettingBase sb, int userId, String reason) { 3261 final long identity = Binder.clearCallingIdentity(); 3262 try { 3263 if (sb instanceof SharedUserSetting) { 3264 SharedUserSetting sus = (SharedUserSetting) sb; 3265 final int packageCount = sus.packages.size(); 3266 for (int i = 0; i < packageCount; i++) { 3267 PackageSetting susPs = sus.packages.valueAt(i); 3268 if (userId == UserHandle.USER_ALL) { 3269 killApplication(susPs.pkg.packageName, susPs.appId, reason); 3270 } else { 3271 final int uid = UserHandle.getUid(userId, susPs.appId); 3272 killUid(uid, reason); 3273 } 3274 } 3275 } else if (sb instanceof PackageSetting) { 3276 PackageSetting ps = (PackageSetting) sb; 3277 if (userId == UserHandle.USER_ALL) { 3278 killApplication(ps.pkg.packageName, ps.appId, reason); 3279 } else { 3280 final int uid = UserHandle.getUid(userId, ps.appId); 3281 killUid(uid, reason); 3282 } 3283 } 3284 } finally { 3285 Binder.restoreCallingIdentity(identity); 3286 } 3287 } 3288 3289 private static void killUid(int uid, String reason) { 3290 IActivityManager am = ActivityManagerNative.getDefault(); 3291 if (am != null) { 3292 try { 3293 am.killUid(uid, reason); 3294 } catch (RemoteException e) { 3295 /* ignore - same process */ 3296 } 3297 } 3298 } 3299 3300 /** 3301 * Compares two sets of signatures. Returns: 3302 * <br /> 3303 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 3304 * <br /> 3305 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 3306 * <br /> 3307 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 3308 * <br /> 3309 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 3310 * <br /> 3311 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 3312 */ 3313 static int compareSignatures(Signature[] s1, Signature[] s2) { 3314 if (s1 == null) { 3315 return s2 == null 3316 ? PackageManager.SIGNATURE_NEITHER_SIGNED 3317 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 3318 } 3319 3320 if (s2 == null) { 3321 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 3322 } 3323 3324 if (s1.length != s2.length) { 3325 return PackageManager.SIGNATURE_NO_MATCH; 3326 } 3327 3328 // Since both signature sets are of size 1, we can compare without HashSets. 3329 if (s1.length == 1) { 3330 return s1[0].equals(s2[0]) ? 3331 PackageManager.SIGNATURE_MATCH : 3332 PackageManager.SIGNATURE_NO_MATCH; 3333 } 3334 3335 ArraySet<Signature> set1 = new ArraySet<Signature>(); 3336 for (Signature sig : s1) { 3337 set1.add(sig); 3338 } 3339 ArraySet<Signature> set2 = new ArraySet<Signature>(); 3340 for (Signature sig : s2) { 3341 set2.add(sig); 3342 } 3343 // Make sure s2 contains all signatures in s1. 3344 if (set1.equals(set2)) { 3345 return PackageManager.SIGNATURE_MATCH; 3346 } 3347 return PackageManager.SIGNATURE_NO_MATCH; 3348 } 3349 3350 /** 3351 * If the database version for this type of package (internal storage or 3352 * external storage) is less than the version where package signatures 3353 * were updated, return true. 3354 */ 3355 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3356 return (isExternal(scannedPkg) && mSettings.isExternalDatabaseVersionOlderThan( 3357 DatabaseVersion.SIGNATURE_END_ENTITY)) 3358 || (!isExternal(scannedPkg) && mSettings.isInternalDatabaseVersionOlderThan( 3359 DatabaseVersion.SIGNATURE_END_ENTITY)); 3360 } 3361 3362 /** 3363 * Used for backward compatibility to make sure any packages with 3364 * certificate chains get upgraded to the new style. {@code existingSigs} 3365 * will be in the old format (since they were stored on disk from before the 3366 * system upgrade) and {@code scannedSigs} will be in the newer format. 3367 */ 3368 private int compareSignaturesCompat(PackageSignatures existingSigs, 3369 PackageParser.Package scannedPkg) { 3370 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 3371 return PackageManager.SIGNATURE_NO_MATCH; 3372 } 3373 3374 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 3375 for (Signature sig : existingSigs.mSignatures) { 3376 existingSet.add(sig); 3377 } 3378 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 3379 for (Signature sig : scannedPkg.mSignatures) { 3380 try { 3381 Signature[] chainSignatures = sig.getChainSignatures(); 3382 for (Signature chainSig : chainSignatures) { 3383 scannedCompatSet.add(chainSig); 3384 } 3385 } catch (CertificateEncodingException e) { 3386 scannedCompatSet.add(sig); 3387 } 3388 } 3389 /* 3390 * Make sure the expanded scanned set contains all signatures in the 3391 * existing one. 3392 */ 3393 if (scannedCompatSet.equals(existingSet)) { 3394 // Migrate the old signatures to the new scheme. 3395 existingSigs.assignSignatures(scannedPkg.mSignatures); 3396 // The new KeySets will be re-added later in the scanning process. 3397 synchronized (mPackages) { 3398 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 3399 } 3400 return PackageManager.SIGNATURE_MATCH; 3401 } 3402 return PackageManager.SIGNATURE_NO_MATCH; 3403 } 3404 3405 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3406 if (isExternal(scannedPkg)) { 3407 return mSettings.isExternalDatabaseVersionOlderThan( 3408 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3409 } else { 3410 return mSettings.isInternalDatabaseVersionOlderThan( 3411 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3412 } 3413 } 3414 3415 private int compareSignaturesRecover(PackageSignatures existingSigs, 3416 PackageParser.Package scannedPkg) { 3417 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 3418 return PackageManager.SIGNATURE_NO_MATCH; 3419 } 3420 3421 String msg = null; 3422 try { 3423 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 3424 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 3425 + scannedPkg.packageName); 3426 return PackageManager.SIGNATURE_MATCH; 3427 } 3428 } catch (CertificateException e) { 3429 msg = e.getMessage(); 3430 } 3431 3432 logCriticalInfo(Log.INFO, 3433 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 3434 return PackageManager.SIGNATURE_NO_MATCH; 3435 } 3436 3437 @Override 3438 public String[] getPackagesForUid(int uid) { 3439 uid = UserHandle.getAppId(uid); 3440 // reader 3441 synchronized (mPackages) { 3442 Object obj = mSettings.getUserIdLPr(uid); 3443 if (obj instanceof SharedUserSetting) { 3444 final SharedUserSetting sus = (SharedUserSetting) obj; 3445 final int N = sus.packages.size(); 3446 final String[] res = new String[N]; 3447 final Iterator<PackageSetting> it = sus.packages.iterator(); 3448 int i = 0; 3449 while (it.hasNext()) { 3450 res[i++] = it.next().name; 3451 } 3452 return res; 3453 } else if (obj instanceof PackageSetting) { 3454 final PackageSetting ps = (PackageSetting) obj; 3455 return new String[] { ps.name }; 3456 } 3457 } 3458 return null; 3459 } 3460 3461 @Override 3462 public String getNameForUid(int uid) { 3463 // reader 3464 synchronized (mPackages) { 3465 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3466 if (obj instanceof SharedUserSetting) { 3467 final SharedUserSetting sus = (SharedUserSetting) obj; 3468 return sus.name + ":" + sus.userId; 3469 } else if (obj instanceof PackageSetting) { 3470 final PackageSetting ps = (PackageSetting) obj; 3471 return ps.name; 3472 } 3473 } 3474 return null; 3475 } 3476 3477 @Override 3478 public int getUidForSharedUser(String sharedUserName) { 3479 if(sharedUserName == null) { 3480 return -1; 3481 } 3482 // reader 3483 synchronized (mPackages) { 3484 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 3485 if (suid == null) { 3486 return -1; 3487 } 3488 return suid.userId; 3489 } 3490 } 3491 3492 @Override 3493 public int getFlagsForUid(int uid) { 3494 synchronized (mPackages) { 3495 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3496 if (obj instanceof SharedUserSetting) { 3497 final SharedUserSetting sus = (SharedUserSetting) obj; 3498 return sus.pkgFlags; 3499 } else if (obj instanceof PackageSetting) { 3500 final PackageSetting ps = (PackageSetting) obj; 3501 return ps.pkgFlags; 3502 } 3503 } 3504 return 0; 3505 } 3506 3507 @Override 3508 public int getPrivateFlagsForUid(int uid) { 3509 synchronized (mPackages) { 3510 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3511 if (obj instanceof SharedUserSetting) { 3512 final SharedUserSetting sus = (SharedUserSetting) obj; 3513 return sus.pkgPrivateFlags; 3514 } else if (obj instanceof PackageSetting) { 3515 final PackageSetting ps = (PackageSetting) obj; 3516 return ps.pkgPrivateFlags; 3517 } 3518 } 3519 return 0; 3520 } 3521 3522 @Override 3523 public boolean isUidPrivileged(int uid) { 3524 uid = UserHandle.getAppId(uid); 3525 // reader 3526 synchronized (mPackages) { 3527 Object obj = mSettings.getUserIdLPr(uid); 3528 if (obj instanceof SharedUserSetting) { 3529 final SharedUserSetting sus = (SharedUserSetting) obj; 3530 final Iterator<PackageSetting> it = sus.packages.iterator(); 3531 while (it.hasNext()) { 3532 if (it.next().isPrivileged()) { 3533 return true; 3534 } 3535 } 3536 } else if (obj instanceof PackageSetting) { 3537 final PackageSetting ps = (PackageSetting) obj; 3538 return ps.isPrivileged(); 3539 } 3540 } 3541 return false; 3542 } 3543 3544 @Override 3545 public String[] getAppOpPermissionPackages(String permissionName) { 3546 synchronized (mPackages) { 3547 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 3548 if (pkgs == null) { 3549 return null; 3550 } 3551 return pkgs.toArray(new String[pkgs.size()]); 3552 } 3553 } 3554 3555 @Override 3556 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 3557 int flags, int userId) { 3558 if (!sUserManager.exists(userId)) return null; 3559 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 3560 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 3561 return chooseBestActivity(intent, resolvedType, flags, query, userId); 3562 } 3563 3564 @Override 3565 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 3566 IntentFilter filter, int match, ComponentName activity) { 3567 final int userId = UserHandle.getCallingUserId(); 3568 if (DEBUG_PREFERRED) { 3569 Log.v(TAG, "setLastChosenActivity intent=" + intent 3570 + " resolvedType=" + resolvedType 3571 + " flags=" + flags 3572 + " filter=" + filter 3573 + " match=" + match 3574 + " activity=" + activity); 3575 filter.dump(new PrintStreamPrinter(System.out), " "); 3576 } 3577 intent.setComponent(null); 3578 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 3579 // Find any earlier preferred or last chosen entries and nuke them 3580 findPreferredActivity(intent, resolvedType, 3581 flags, query, 0, false, true, false, userId); 3582 // Add the new activity as the last chosen for this filter 3583 addPreferredActivityInternal(filter, match, null, activity, false, userId, 3584 "Setting last chosen"); 3585 } 3586 3587 @Override 3588 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 3589 final int userId = UserHandle.getCallingUserId(); 3590 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 3591 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 3592 return findPreferredActivity(intent, resolvedType, flags, query, 0, 3593 false, false, false, userId); 3594 } 3595 3596 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 3597 int flags, List<ResolveInfo> query, int userId) { 3598 if (query != null) { 3599 final int N = query.size(); 3600 if (N == 1) { 3601 return query.get(0); 3602 } else if (N > 1) { 3603 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 3604 // If there is more than one activity with the same priority, 3605 // then let the user decide between them. 3606 ResolveInfo r0 = query.get(0); 3607 ResolveInfo r1 = query.get(1); 3608 if (DEBUG_INTENT_MATCHING || debug) { 3609 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 3610 + r1.activityInfo.name + "=" + r1.priority); 3611 } 3612 // If the first activity has a higher priority, or a different 3613 // default, then it is always desireable to pick it. 3614 if (r0.priority != r1.priority 3615 || r0.preferredOrder != r1.preferredOrder 3616 || r0.isDefault != r1.isDefault) { 3617 return query.get(0); 3618 } 3619 // If we have saved a preference for a preferred activity for 3620 // this Intent, use that. 3621 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 3622 flags, query, r0.priority, true, false, debug, userId); 3623 if (ri != null) { 3624 return ri; 3625 } 3626 if (userId != 0) { 3627 ri = new ResolveInfo(mResolveInfo); 3628 ri.activityInfo = new ActivityInfo(ri.activityInfo); 3629 ri.activityInfo.applicationInfo = new ApplicationInfo( 3630 ri.activityInfo.applicationInfo); 3631 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 3632 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 3633 return ri; 3634 } 3635 return mResolveInfo; 3636 } 3637 } 3638 return null; 3639 } 3640 3641 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 3642 int flags, List<ResolveInfo> query, boolean debug, int userId) { 3643 final int N = query.size(); 3644 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 3645 .get(userId); 3646 // Get the list of persistent preferred activities that handle the intent 3647 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 3648 List<PersistentPreferredActivity> pprefs = ppir != null 3649 ? ppir.queryIntent(intent, resolvedType, 3650 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 3651 : null; 3652 if (pprefs != null && pprefs.size() > 0) { 3653 final int M = pprefs.size(); 3654 for (int i=0; i<M; i++) { 3655 final PersistentPreferredActivity ppa = pprefs.get(i); 3656 if (DEBUG_PREFERRED || debug) { 3657 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 3658 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 3659 + "\n component=" + ppa.mComponent); 3660 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3661 } 3662 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 3663 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 3664 if (DEBUG_PREFERRED || debug) { 3665 Slog.v(TAG, "Found persistent preferred activity:"); 3666 if (ai != null) { 3667 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3668 } else { 3669 Slog.v(TAG, " null"); 3670 } 3671 } 3672 if (ai == null) { 3673 // This previously registered persistent preferred activity 3674 // component is no longer known. Ignore it and do NOT remove it. 3675 continue; 3676 } 3677 for (int j=0; j<N; j++) { 3678 final ResolveInfo ri = query.get(j); 3679 if (!ri.activityInfo.applicationInfo.packageName 3680 .equals(ai.applicationInfo.packageName)) { 3681 continue; 3682 } 3683 if (!ri.activityInfo.name.equals(ai.name)) { 3684 continue; 3685 } 3686 // Found a persistent preference that can handle the intent. 3687 if (DEBUG_PREFERRED || debug) { 3688 Slog.v(TAG, "Returning persistent preferred activity: " + 3689 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 3690 } 3691 return ri; 3692 } 3693 } 3694 } 3695 return null; 3696 } 3697 3698 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 3699 List<ResolveInfo> query, int priority, boolean always, 3700 boolean removeMatches, boolean debug, int userId) { 3701 if (!sUserManager.exists(userId)) return null; 3702 // writer 3703 synchronized (mPackages) { 3704 if (intent.getSelector() != null) { 3705 intent = intent.getSelector(); 3706 } 3707 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 3708 3709 // Try to find a matching persistent preferred activity. 3710 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 3711 debug, userId); 3712 3713 // If a persistent preferred activity matched, use it. 3714 if (pri != null) { 3715 return pri; 3716 } 3717 3718 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 3719 // Get the list of preferred activities that handle the intent 3720 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 3721 List<PreferredActivity> prefs = pir != null 3722 ? pir.queryIntent(intent, resolvedType, 3723 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 3724 : null; 3725 if (prefs != null && prefs.size() > 0) { 3726 boolean changed = false; 3727 try { 3728 // First figure out how good the original match set is. 3729 // We will only allow preferred activities that came 3730 // from the same match quality. 3731 int match = 0; 3732 3733 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 3734 3735 final int N = query.size(); 3736 for (int j=0; j<N; j++) { 3737 final ResolveInfo ri = query.get(j); 3738 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 3739 + ": 0x" + Integer.toHexString(match)); 3740 if (ri.match > match) { 3741 match = ri.match; 3742 } 3743 } 3744 3745 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 3746 + Integer.toHexString(match)); 3747 3748 match &= IntentFilter.MATCH_CATEGORY_MASK; 3749 final int M = prefs.size(); 3750 for (int i=0; i<M; i++) { 3751 final PreferredActivity pa = prefs.get(i); 3752 if (DEBUG_PREFERRED || debug) { 3753 Slog.v(TAG, "Checking PreferredActivity ds=" 3754 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 3755 + "\n component=" + pa.mPref.mComponent); 3756 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3757 } 3758 if (pa.mPref.mMatch != match) { 3759 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 3760 + Integer.toHexString(pa.mPref.mMatch)); 3761 continue; 3762 } 3763 // If it's not an "always" type preferred activity and that's what we're 3764 // looking for, skip it. 3765 if (always && !pa.mPref.mAlways) { 3766 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 3767 continue; 3768 } 3769 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 3770 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 3771 if (DEBUG_PREFERRED || debug) { 3772 Slog.v(TAG, "Found preferred activity:"); 3773 if (ai != null) { 3774 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3775 } else { 3776 Slog.v(TAG, " null"); 3777 } 3778 } 3779 if (ai == null) { 3780 // This previously registered preferred activity 3781 // component is no longer known. Most likely an update 3782 // to the app was installed and in the new version this 3783 // component no longer exists. Clean it up by removing 3784 // it from the preferred activities list, and skip it. 3785 Slog.w(TAG, "Removing dangling preferred activity: " 3786 + pa.mPref.mComponent); 3787 pir.removeFilter(pa); 3788 changed = true; 3789 continue; 3790 } 3791 for (int j=0; j<N; j++) { 3792 final ResolveInfo ri = query.get(j); 3793 if (!ri.activityInfo.applicationInfo.packageName 3794 .equals(ai.applicationInfo.packageName)) { 3795 continue; 3796 } 3797 if (!ri.activityInfo.name.equals(ai.name)) { 3798 continue; 3799 } 3800 3801 if (removeMatches) { 3802 pir.removeFilter(pa); 3803 changed = true; 3804 if (DEBUG_PREFERRED) { 3805 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 3806 } 3807 break; 3808 } 3809 3810 // Okay we found a previously set preferred or last chosen app. 3811 // If the result set is different from when this 3812 // was created, we need to clear it and re-ask the 3813 // user their preference, if we're looking for an "always" type entry. 3814 if (always && !pa.mPref.sameSet(query)) { 3815 Slog.i(TAG, "Result set changed, dropping preferred activity for " 3816 + intent + " type " + resolvedType); 3817 if (DEBUG_PREFERRED) { 3818 Slog.v(TAG, "Removing preferred activity since set changed " 3819 + pa.mPref.mComponent); 3820 } 3821 pir.removeFilter(pa); 3822 // Re-add the filter as a "last chosen" entry (!always) 3823 PreferredActivity lastChosen = new PreferredActivity( 3824 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 3825 pir.addFilter(lastChosen); 3826 changed = true; 3827 return null; 3828 } 3829 3830 // Yay! Either the set matched or we're looking for the last chosen 3831 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 3832 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 3833 return ri; 3834 } 3835 } 3836 } finally { 3837 if (changed) { 3838 if (DEBUG_PREFERRED) { 3839 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 3840 } 3841 scheduleWritePackageRestrictionsLocked(userId); 3842 } 3843 } 3844 } 3845 } 3846 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 3847 return null; 3848 } 3849 3850 /* 3851 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 3852 */ 3853 @Override 3854 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 3855 int targetUserId) { 3856 mContext.enforceCallingOrSelfPermission( 3857 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 3858 List<CrossProfileIntentFilter> matches = 3859 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 3860 if (matches != null) { 3861 int size = matches.size(); 3862 for (int i = 0; i < size; i++) { 3863 if (matches.get(i).getTargetUserId() == targetUserId) return true; 3864 } 3865 } 3866 return false; 3867 } 3868 3869 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 3870 String resolvedType, int userId) { 3871 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 3872 if (resolver != null) { 3873 return resolver.queryIntent(intent, resolvedType, false, userId); 3874 } 3875 return null; 3876 } 3877 3878 @Override 3879 public List<ResolveInfo> queryIntentActivities(Intent intent, 3880 String resolvedType, int flags, int userId) { 3881 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3882 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 3883 ComponentName comp = intent.getComponent(); 3884 if (comp == null) { 3885 if (intent.getSelector() != null) { 3886 intent = intent.getSelector(); 3887 comp = intent.getComponent(); 3888 } 3889 } 3890 3891 if (comp != null) { 3892 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3893 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 3894 if (ai != null) { 3895 final ResolveInfo ri = new ResolveInfo(); 3896 ri.activityInfo = ai; 3897 list.add(ri); 3898 } 3899 return list; 3900 } 3901 3902 // reader 3903 synchronized (mPackages) { 3904 final String pkgName = intent.getPackage(); 3905 if (pkgName == null) { 3906 List<CrossProfileIntentFilter> matchingFilters = 3907 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 3908 // Check for results that need to skip the current profile. 3909 ResolveInfo resolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 3910 resolvedType, flags, userId); 3911 if (resolveInfo != null) { 3912 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 3913 result.add(resolveInfo); 3914 return filterIfNotPrimaryUser(result, userId); 3915 } 3916 // Check for cross profile results. 3917 resolveInfo = queryCrossProfileIntents( 3918 matchingFilters, intent, resolvedType, flags, userId); 3919 3920 // Check for results in the current profile. 3921 List<ResolveInfo> result = mActivities.queryIntent( 3922 intent, resolvedType, flags, userId); 3923 if (resolveInfo != null) { 3924 result.add(resolveInfo); 3925 Collections.sort(result, mResolvePrioritySorter); 3926 } 3927 result = filterIfNotPrimaryUser(result, userId); 3928 if (result.size() > 1 && hasWebURI(intent)) { 3929 return filterCandidatesWithDomainPreferedActivitiesLPr(result); 3930 } 3931 return result; 3932 } 3933 final PackageParser.Package pkg = mPackages.get(pkgName); 3934 if (pkg != null) { 3935 return filterIfNotPrimaryUser( 3936 mActivities.queryIntentForPackage( 3937 intent, resolvedType, flags, pkg.activities, userId), 3938 userId); 3939 } 3940 return new ArrayList<ResolveInfo>(); 3941 } 3942 } 3943 3944 /** 3945 * Filter out activities with primaryUserOnly flag set, when current user is not the owner. 3946 * 3947 * @return filtered list 3948 */ 3949 private List<ResolveInfo> filterIfNotPrimaryUser(List<ResolveInfo> resolveInfos, int userId) { 3950 if (userId == UserHandle.USER_OWNER) { 3951 return resolveInfos; 3952 } 3953 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 3954 ResolveInfo info = resolveInfos.get(i); 3955 if ((info.activityInfo.flags & ActivityInfo.FLAG_PRIMARY_USER_ONLY) != 0) { 3956 resolveInfos.remove(i); 3957 } 3958 } 3959 return resolveInfos; 3960 } 3961 3962 private static boolean hasWebURI(Intent intent) { 3963 if (intent.getData() == null) { 3964 return false; 3965 } 3966 final String scheme = intent.getScheme(); 3967 if (TextUtils.isEmpty(scheme)) { 3968 return false; 3969 } 3970 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 3971 } 3972 3973 private List<ResolveInfo> filterCandidatesWithDomainPreferedActivitiesLPr( 3974 List<ResolveInfo> candidates) { 3975 if (DEBUG_PREFERRED) { 3976 Slog.v("TAG", "Filtering results with prefered activities. Candidates count: " + 3977 candidates.size()); 3978 } 3979 3980 final int userId = UserHandle.getCallingUserId(); 3981 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 3982 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 3983 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 3984 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 3985 3986 synchronized (mPackages) { 3987 final int count = candidates.size(); 3988 // First, try to use the domain prefered App 3989 for (int n=0; n<count; n++) { 3990 ResolveInfo info = candidates.get(n); 3991 String packageName = info.activityInfo.packageName; 3992 PackageSetting ps = mSettings.mPackages.get(packageName); 3993 if (ps != null) { 3994 // Try to get the status from User settings first 3995 int status = getDomainVerificationStatusLPr(ps, userId); 3996 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 3997 result.add(info); 3998 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 3999 neverList.add(info); 4000 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4001 undefinedList.add(info); 4002 } 4003 // Add to the special match all list (Browser use case) 4004 if (info.handleAllWebDataURI) { 4005 matchAllList.add(info); 4006 } 4007 } 4008 } 4009 // If there is nothing selected, add all candidates and remove the ones that the User 4010 // has explicitely put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state and 4011 // also remove any Browser Apps ones. 4012 // If there is still none after this pass, add all undefined one and Browser Apps and 4013 // let the User decide with the Disambiguation dialog if there are several ones. 4014 if (result.size() == 0) { 4015 result.addAll(candidates); 4016 } 4017 result.removeAll(neverList); 4018 result.removeAll(matchAllList); 4019 if (result.size() == 0) { 4020 result.addAll(undefinedList); 4021 result.addAll(matchAllList); 4022 } 4023 } 4024 if (DEBUG_PREFERRED) { 4025 Slog.v("TAG", "Filtered results with prefered activities. New candidates count: " + 4026 result.size()); 4027 } 4028 return result; 4029 } 4030 4031 private int getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 4032 int status = ps.getDomainVerificationStatusForUser(userId); 4033 // if none available, get the master status 4034 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4035 if (ps.getIntentFilterVerificationInfo() != null) { 4036 status = ps.getIntentFilterVerificationInfo().getStatus(); 4037 } 4038 } 4039 return status; 4040 } 4041 4042 private ResolveInfo querySkipCurrentProfileIntents( 4043 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4044 int flags, int sourceUserId) { 4045 if (matchingFilters != null) { 4046 int size = matchingFilters.size(); 4047 for (int i = 0; i < size; i ++) { 4048 CrossProfileIntentFilter filter = matchingFilters.get(i); 4049 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 4050 // Checking if there are activities in the target user that can handle the 4051 // intent. 4052 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4053 flags, sourceUserId); 4054 if (resolveInfo != null) { 4055 return resolveInfo; 4056 } 4057 } 4058 } 4059 } 4060 return null; 4061 } 4062 4063 // Return matching ResolveInfo if any for skip current profile intent filters. 4064 private ResolveInfo queryCrossProfileIntents( 4065 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4066 int flags, int sourceUserId) { 4067 if (matchingFilters != null) { 4068 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 4069 // match the same intent. For performance reasons, it is better not to 4070 // run queryIntent twice for the same userId 4071 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 4072 int size = matchingFilters.size(); 4073 for (int i = 0; i < size; i++) { 4074 CrossProfileIntentFilter filter = matchingFilters.get(i); 4075 int targetUserId = filter.getTargetUserId(); 4076 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 4077 && !alreadyTriedUserIds.get(targetUserId)) { 4078 // Checking if there are activities in the target user that can handle the 4079 // intent. 4080 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4081 flags, sourceUserId); 4082 if (resolveInfo != null) return resolveInfo; 4083 alreadyTriedUserIds.put(targetUserId, true); 4084 } 4085 } 4086 } 4087 return null; 4088 } 4089 4090 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 4091 String resolvedType, int flags, int sourceUserId) { 4092 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4093 resolvedType, flags, filter.getTargetUserId()); 4094 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 4095 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 4096 } 4097 return null; 4098 } 4099 4100 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 4101 int sourceUserId, int targetUserId) { 4102 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 4103 String className; 4104 if (targetUserId == UserHandle.USER_OWNER) { 4105 className = FORWARD_INTENT_TO_USER_OWNER; 4106 } else { 4107 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 4108 } 4109 ComponentName forwardingActivityComponentName = new ComponentName( 4110 mAndroidApplication.packageName, className); 4111 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 4112 sourceUserId); 4113 if (targetUserId == UserHandle.USER_OWNER) { 4114 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 4115 forwardingResolveInfo.noResourceId = true; 4116 } 4117 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 4118 forwardingResolveInfo.priority = 0; 4119 forwardingResolveInfo.preferredOrder = 0; 4120 forwardingResolveInfo.match = 0; 4121 forwardingResolveInfo.isDefault = true; 4122 forwardingResolveInfo.filter = filter; 4123 forwardingResolveInfo.targetUserId = targetUserId; 4124 return forwardingResolveInfo; 4125 } 4126 4127 @Override 4128 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 4129 Intent[] specifics, String[] specificTypes, Intent intent, 4130 String resolvedType, int flags, int userId) { 4131 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4132 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 4133 false, "query intent activity options"); 4134 final String resultsAction = intent.getAction(); 4135 4136 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 4137 | PackageManager.GET_RESOLVED_FILTER, userId); 4138 4139 if (DEBUG_INTENT_MATCHING) { 4140 Log.v(TAG, "Query " + intent + ": " + results); 4141 } 4142 4143 int specificsPos = 0; 4144 int N; 4145 4146 // todo: note that the algorithm used here is O(N^2). This 4147 // isn't a problem in our current environment, but if we start running 4148 // into situations where we have more than 5 or 10 matches then this 4149 // should probably be changed to something smarter... 4150 4151 // First we go through and resolve each of the specific items 4152 // that were supplied, taking care of removing any corresponding 4153 // duplicate items in the generic resolve list. 4154 if (specifics != null) { 4155 for (int i=0; i<specifics.length; i++) { 4156 final Intent sintent = specifics[i]; 4157 if (sintent == null) { 4158 continue; 4159 } 4160 4161 if (DEBUG_INTENT_MATCHING) { 4162 Log.v(TAG, "Specific #" + i + ": " + sintent); 4163 } 4164 4165 String action = sintent.getAction(); 4166 if (resultsAction != null && resultsAction.equals(action)) { 4167 // If this action was explicitly requested, then don't 4168 // remove things that have it. 4169 action = null; 4170 } 4171 4172 ResolveInfo ri = null; 4173 ActivityInfo ai = null; 4174 4175 ComponentName comp = sintent.getComponent(); 4176 if (comp == null) { 4177 ri = resolveIntent( 4178 sintent, 4179 specificTypes != null ? specificTypes[i] : null, 4180 flags, userId); 4181 if (ri == null) { 4182 continue; 4183 } 4184 if (ri == mResolveInfo) { 4185 // ACK! Must do something better with this. 4186 } 4187 ai = ri.activityInfo; 4188 comp = new ComponentName(ai.applicationInfo.packageName, 4189 ai.name); 4190 } else { 4191 ai = getActivityInfo(comp, flags, userId); 4192 if (ai == null) { 4193 continue; 4194 } 4195 } 4196 4197 // Look for any generic query activities that are duplicates 4198 // of this specific one, and remove them from the results. 4199 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 4200 N = results.size(); 4201 int j; 4202 for (j=specificsPos; j<N; j++) { 4203 ResolveInfo sri = results.get(j); 4204 if ((sri.activityInfo.name.equals(comp.getClassName()) 4205 && sri.activityInfo.applicationInfo.packageName.equals( 4206 comp.getPackageName())) 4207 || (action != null && sri.filter.matchAction(action))) { 4208 results.remove(j); 4209 if (DEBUG_INTENT_MATCHING) Log.v( 4210 TAG, "Removing duplicate item from " + j 4211 + " due to specific " + specificsPos); 4212 if (ri == null) { 4213 ri = sri; 4214 } 4215 j--; 4216 N--; 4217 } 4218 } 4219 4220 // Add this specific item to its proper place. 4221 if (ri == null) { 4222 ri = new ResolveInfo(); 4223 ri.activityInfo = ai; 4224 } 4225 results.add(specificsPos, ri); 4226 ri.specificIndex = i; 4227 specificsPos++; 4228 } 4229 } 4230 4231 // Now we go through the remaining generic results and remove any 4232 // duplicate actions that are found here. 4233 N = results.size(); 4234 for (int i=specificsPos; i<N-1; i++) { 4235 final ResolveInfo rii = results.get(i); 4236 if (rii.filter == null) { 4237 continue; 4238 } 4239 4240 // Iterate over all of the actions of this result's intent 4241 // filter... typically this should be just one. 4242 final Iterator<String> it = rii.filter.actionsIterator(); 4243 if (it == null) { 4244 continue; 4245 } 4246 while (it.hasNext()) { 4247 final String action = it.next(); 4248 if (resultsAction != null && resultsAction.equals(action)) { 4249 // If this action was explicitly requested, then don't 4250 // remove things that have it. 4251 continue; 4252 } 4253 for (int j=i+1; j<N; j++) { 4254 final ResolveInfo rij = results.get(j); 4255 if (rij.filter != null && rij.filter.hasAction(action)) { 4256 results.remove(j); 4257 if (DEBUG_INTENT_MATCHING) Log.v( 4258 TAG, "Removing duplicate item from " + j 4259 + " due to action " + action + " at " + i); 4260 j--; 4261 N--; 4262 } 4263 } 4264 } 4265 4266 // If the caller didn't request filter information, drop it now 4267 // so we don't have to marshall/unmarshall it. 4268 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4269 rii.filter = null; 4270 } 4271 } 4272 4273 // Filter out the caller activity if so requested. 4274 if (caller != null) { 4275 N = results.size(); 4276 for (int i=0; i<N; i++) { 4277 ActivityInfo ainfo = results.get(i).activityInfo; 4278 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 4279 && caller.getClassName().equals(ainfo.name)) { 4280 results.remove(i); 4281 break; 4282 } 4283 } 4284 } 4285 4286 // If the caller didn't request filter information, 4287 // drop them now so we don't have to 4288 // marshall/unmarshall it. 4289 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4290 N = results.size(); 4291 for (int i=0; i<N; i++) { 4292 results.get(i).filter = null; 4293 } 4294 } 4295 4296 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 4297 return results; 4298 } 4299 4300 @Override 4301 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 4302 int userId) { 4303 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4304 ComponentName comp = intent.getComponent(); 4305 if (comp == null) { 4306 if (intent.getSelector() != null) { 4307 intent = intent.getSelector(); 4308 comp = intent.getComponent(); 4309 } 4310 } 4311 if (comp != null) { 4312 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4313 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 4314 if (ai != null) { 4315 ResolveInfo ri = new ResolveInfo(); 4316 ri.activityInfo = ai; 4317 list.add(ri); 4318 } 4319 return list; 4320 } 4321 4322 // reader 4323 synchronized (mPackages) { 4324 String pkgName = intent.getPackage(); 4325 if (pkgName == null) { 4326 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 4327 } 4328 final PackageParser.Package pkg = mPackages.get(pkgName); 4329 if (pkg != null) { 4330 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 4331 userId); 4332 } 4333 return null; 4334 } 4335 } 4336 4337 @Override 4338 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 4339 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 4340 if (!sUserManager.exists(userId)) return null; 4341 if (query != null) { 4342 if (query.size() >= 1) { 4343 // If there is more than one service with the same priority, 4344 // just arbitrarily pick the first one. 4345 return query.get(0); 4346 } 4347 } 4348 return null; 4349 } 4350 4351 @Override 4352 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 4353 int userId) { 4354 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4355 ComponentName comp = intent.getComponent(); 4356 if (comp == null) { 4357 if (intent.getSelector() != null) { 4358 intent = intent.getSelector(); 4359 comp = intent.getComponent(); 4360 } 4361 } 4362 if (comp != null) { 4363 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4364 final ServiceInfo si = getServiceInfo(comp, flags, userId); 4365 if (si != null) { 4366 final ResolveInfo ri = new ResolveInfo(); 4367 ri.serviceInfo = si; 4368 list.add(ri); 4369 } 4370 return list; 4371 } 4372 4373 // reader 4374 synchronized (mPackages) { 4375 String pkgName = intent.getPackage(); 4376 if (pkgName == null) { 4377 return mServices.queryIntent(intent, resolvedType, flags, userId); 4378 } 4379 final PackageParser.Package pkg = mPackages.get(pkgName); 4380 if (pkg != null) { 4381 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 4382 userId); 4383 } 4384 return null; 4385 } 4386 } 4387 4388 @Override 4389 public List<ResolveInfo> queryIntentContentProviders( 4390 Intent intent, String resolvedType, int flags, int userId) { 4391 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4392 ComponentName comp = intent.getComponent(); 4393 if (comp == null) { 4394 if (intent.getSelector() != null) { 4395 intent = intent.getSelector(); 4396 comp = intent.getComponent(); 4397 } 4398 } 4399 if (comp != null) { 4400 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4401 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 4402 if (pi != null) { 4403 final ResolveInfo ri = new ResolveInfo(); 4404 ri.providerInfo = pi; 4405 list.add(ri); 4406 } 4407 return list; 4408 } 4409 4410 // reader 4411 synchronized (mPackages) { 4412 String pkgName = intent.getPackage(); 4413 if (pkgName == null) { 4414 return mProviders.queryIntent(intent, resolvedType, flags, userId); 4415 } 4416 final PackageParser.Package pkg = mPackages.get(pkgName); 4417 if (pkg != null) { 4418 return mProviders.queryIntentForPackage( 4419 intent, resolvedType, flags, pkg.providers, userId); 4420 } 4421 return null; 4422 } 4423 } 4424 4425 @Override 4426 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 4427 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 4428 4429 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 4430 4431 // writer 4432 synchronized (mPackages) { 4433 ArrayList<PackageInfo> list; 4434 if (listUninstalled) { 4435 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 4436 for (PackageSetting ps : mSettings.mPackages.values()) { 4437 PackageInfo pi; 4438 if (ps.pkg != null) { 4439 pi = generatePackageInfo(ps.pkg, flags, userId); 4440 } else { 4441 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 4442 } 4443 if (pi != null) { 4444 list.add(pi); 4445 } 4446 } 4447 } else { 4448 list = new ArrayList<PackageInfo>(mPackages.size()); 4449 for (PackageParser.Package p : mPackages.values()) { 4450 PackageInfo pi = generatePackageInfo(p, flags, userId); 4451 if (pi != null) { 4452 list.add(pi); 4453 } 4454 } 4455 } 4456 4457 return new ParceledListSlice<PackageInfo>(list); 4458 } 4459 } 4460 4461 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 4462 String[] permissions, boolean[] tmp, int flags, int userId) { 4463 int numMatch = 0; 4464 final PermissionsState permissionsState = ps.getPermissionsState(); 4465 for (int i=0; i<permissions.length; i++) { 4466 final String permission = permissions[i]; 4467 if (permissionsState.hasPermission(permission, userId)) { 4468 tmp[i] = true; 4469 numMatch++; 4470 } else { 4471 tmp[i] = false; 4472 } 4473 } 4474 if (numMatch == 0) { 4475 return; 4476 } 4477 PackageInfo pi; 4478 if (ps.pkg != null) { 4479 pi = generatePackageInfo(ps.pkg, flags, userId); 4480 } else { 4481 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 4482 } 4483 // The above might return null in cases of uninstalled apps or install-state 4484 // skew across users/profiles. 4485 if (pi != null) { 4486 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 4487 if (numMatch == permissions.length) { 4488 pi.requestedPermissions = permissions; 4489 } else { 4490 pi.requestedPermissions = new String[numMatch]; 4491 numMatch = 0; 4492 for (int i=0; i<permissions.length; i++) { 4493 if (tmp[i]) { 4494 pi.requestedPermissions[numMatch] = permissions[i]; 4495 numMatch++; 4496 } 4497 } 4498 } 4499 } 4500 list.add(pi); 4501 } 4502 } 4503 4504 @Override 4505 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 4506 String[] permissions, int flags, int userId) { 4507 if (!sUserManager.exists(userId)) return null; 4508 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 4509 4510 // writer 4511 synchronized (mPackages) { 4512 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 4513 boolean[] tmpBools = new boolean[permissions.length]; 4514 if (listUninstalled) { 4515 for (PackageSetting ps : mSettings.mPackages.values()) { 4516 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 4517 } 4518 } else { 4519 for (PackageParser.Package pkg : mPackages.values()) { 4520 PackageSetting ps = (PackageSetting)pkg.mExtras; 4521 if (ps != null) { 4522 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 4523 userId); 4524 } 4525 } 4526 } 4527 4528 return new ParceledListSlice<PackageInfo>(list); 4529 } 4530 } 4531 4532 @Override 4533 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 4534 if (!sUserManager.exists(userId)) return null; 4535 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 4536 4537 // writer 4538 synchronized (mPackages) { 4539 ArrayList<ApplicationInfo> list; 4540 if (listUninstalled) { 4541 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 4542 for (PackageSetting ps : mSettings.mPackages.values()) { 4543 ApplicationInfo ai; 4544 if (ps.pkg != null) { 4545 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 4546 ps.readUserState(userId), userId); 4547 } else { 4548 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 4549 } 4550 if (ai != null) { 4551 list.add(ai); 4552 } 4553 } 4554 } else { 4555 list = new ArrayList<ApplicationInfo>(mPackages.size()); 4556 for (PackageParser.Package p : mPackages.values()) { 4557 if (p.mExtras != null) { 4558 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 4559 ((PackageSetting)p.mExtras).readUserState(userId), userId); 4560 if (ai != null) { 4561 list.add(ai); 4562 } 4563 } 4564 } 4565 } 4566 4567 return new ParceledListSlice<ApplicationInfo>(list); 4568 } 4569 } 4570 4571 public List<ApplicationInfo> getPersistentApplications(int flags) { 4572 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 4573 4574 // reader 4575 synchronized (mPackages) { 4576 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 4577 final int userId = UserHandle.getCallingUserId(); 4578 while (i.hasNext()) { 4579 final PackageParser.Package p = i.next(); 4580 if (p.applicationInfo != null 4581 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 4582 && (!mSafeMode || isSystemApp(p))) { 4583 PackageSetting ps = mSettings.mPackages.get(p.packageName); 4584 if (ps != null) { 4585 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 4586 ps.readUserState(userId), userId); 4587 if (ai != null) { 4588 finalList.add(ai); 4589 } 4590 } 4591 } 4592 } 4593 } 4594 4595 return finalList; 4596 } 4597 4598 @Override 4599 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 4600 if (!sUserManager.exists(userId)) return null; 4601 // reader 4602 synchronized (mPackages) { 4603 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 4604 PackageSetting ps = provider != null 4605 ? mSettings.mPackages.get(provider.owner.packageName) 4606 : null; 4607 return ps != null 4608 && mSettings.isEnabledLPr(provider.info, flags, userId) 4609 && (!mSafeMode || (provider.info.applicationInfo.flags 4610 &ApplicationInfo.FLAG_SYSTEM) != 0) 4611 ? PackageParser.generateProviderInfo(provider, flags, 4612 ps.readUserState(userId), userId) 4613 : null; 4614 } 4615 } 4616 4617 /** 4618 * @deprecated 4619 */ 4620 @Deprecated 4621 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 4622 // reader 4623 synchronized (mPackages) { 4624 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 4625 .entrySet().iterator(); 4626 final int userId = UserHandle.getCallingUserId(); 4627 while (i.hasNext()) { 4628 Map.Entry<String, PackageParser.Provider> entry = i.next(); 4629 PackageParser.Provider p = entry.getValue(); 4630 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 4631 4632 if (ps != null && p.syncable 4633 && (!mSafeMode || (p.info.applicationInfo.flags 4634 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 4635 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 4636 ps.readUserState(userId), userId); 4637 if (info != null) { 4638 outNames.add(entry.getKey()); 4639 outInfo.add(info); 4640 } 4641 } 4642 } 4643 } 4644 } 4645 4646 @Override 4647 public List<ProviderInfo> queryContentProviders(String processName, 4648 int uid, int flags) { 4649 ArrayList<ProviderInfo> finalList = null; 4650 // reader 4651 synchronized (mPackages) { 4652 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 4653 final int userId = processName != null ? 4654 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 4655 while (i.hasNext()) { 4656 final PackageParser.Provider p = i.next(); 4657 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 4658 if (ps != null && p.info.authority != null 4659 && (processName == null 4660 || (p.info.processName.equals(processName) 4661 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 4662 && mSettings.isEnabledLPr(p.info, flags, userId) 4663 && (!mSafeMode 4664 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 4665 if (finalList == null) { 4666 finalList = new ArrayList<ProviderInfo>(3); 4667 } 4668 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 4669 ps.readUserState(userId), userId); 4670 if (info != null) { 4671 finalList.add(info); 4672 } 4673 } 4674 } 4675 } 4676 4677 if (finalList != null) { 4678 Collections.sort(finalList, mProviderInitOrderSorter); 4679 } 4680 4681 return finalList; 4682 } 4683 4684 @Override 4685 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 4686 int flags) { 4687 // reader 4688 synchronized (mPackages) { 4689 final PackageParser.Instrumentation i = mInstrumentation.get(name); 4690 return PackageParser.generateInstrumentationInfo(i, flags); 4691 } 4692 } 4693 4694 @Override 4695 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 4696 int flags) { 4697 ArrayList<InstrumentationInfo> finalList = 4698 new ArrayList<InstrumentationInfo>(); 4699 4700 // reader 4701 synchronized (mPackages) { 4702 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 4703 while (i.hasNext()) { 4704 final PackageParser.Instrumentation p = i.next(); 4705 if (targetPackage == null 4706 || targetPackage.equals(p.info.targetPackage)) { 4707 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 4708 flags); 4709 if (ii != null) { 4710 finalList.add(ii); 4711 } 4712 } 4713 } 4714 } 4715 4716 return finalList; 4717 } 4718 4719 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 4720 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 4721 if (overlays == null) { 4722 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 4723 return; 4724 } 4725 for (PackageParser.Package opkg : overlays.values()) { 4726 // Not much to do if idmap fails: we already logged the error 4727 // and we certainly don't want to abort installation of pkg simply 4728 // because an overlay didn't fit properly. For these reasons, 4729 // ignore the return value of createIdmapForPackagePairLI. 4730 createIdmapForPackagePairLI(pkg, opkg); 4731 } 4732 } 4733 4734 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 4735 PackageParser.Package opkg) { 4736 if (!opkg.mTrustedOverlay) { 4737 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 4738 opkg.baseCodePath + ": overlay not trusted"); 4739 return false; 4740 } 4741 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 4742 if (overlaySet == null) { 4743 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 4744 opkg.baseCodePath + " but target package has no known overlays"); 4745 return false; 4746 } 4747 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 4748 // TODO: generate idmap for split APKs 4749 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 4750 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 4751 + opkg.baseCodePath); 4752 return false; 4753 } 4754 PackageParser.Package[] overlayArray = 4755 overlaySet.values().toArray(new PackageParser.Package[0]); 4756 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 4757 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 4758 return p1.mOverlayPriority - p2.mOverlayPriority; 4759 } 4760 }; 4761 Arrays.sort(overlayArray, cmp); 4762 4763 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 4764 int i = 0; 4765 for (PackageParser.Package p : overlayArray) { 4766 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 4767 } 4768 return true; 4769 } 4770 4771 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 4772 final File[] files = dir.listFiles(); 4773 if (ArrayUtils.isEmpty(files)) { 4774 Log.d(TAG, "No files in app dir " + dir); 4775 return; 4776 } 4777 4778 if (DEBUG_PACKAGE_SCANNING) { 4779 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 4780 + " flags=0x" + Integer.toHexString(parseFlags)); 4781 } 4782 4783 for (File file : files) { 4784 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 4785 && !PackageInstallerService.isStageName(file.getName()); 4786 if (!isPackage) { 4787 // Ignore entries which are not packages 4788 continue; 4789 } 4790 try { 4791 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 4792 scanFlags, currentTime, null); 4793 } catch (PackageManagerException e) { 4794 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 4795 4796 // Delete invalid userdata apps 4797 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 4798 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 4799 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 4800 if (file.isDirectory()) { 4801 mInstaller.rmPackageDir(file.getAbsolutePath()); 4802 } else { 4803 file.delete(); 4804 } 4805 } 4806 } 4807 } 4808 } 4809 4810 private static File getSettingsProblemFile() { 4811 File dataDir = Environment.getDataDirectory(); 4812 File systemDir = new File(dataDir, "system"); 4813 File fname = new File(systemDir, "uiderrors.txt"); 4814 return fname; 4815 } 4816 4817 static void reportSettingsProblem(int priority, String msg) { 4818 logCriticalInfo(priority, msg); 4819 } 4820 4821 static void logCriticalInfo(int priority, String msg) { 4822 Slog.println(priority, TAG, msg); 4823 EventLogTags.writePmCriticalInfo(msg); 4824 try { 4825 File fname = getSettingsProblemFile(); 4826 FileOutputStream out = new FileOutputStream(fname, true); 4827 PrintWriter pw = new FastPrintWriter(out); 4828 SimpleDateFormat formatter = new SimpleDateFormat(); 4829 String dateString = formatter.format(new Date(System.currentTimeMillis())); 4830 pw.println(dateString + ": " + msg); 4831 pw.close(); 4832 FileUtils.setPermissions( 4833 fname.toString(), 4834 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 4835 -1, -1); 4836 } catch (java.io.IOException e) { 4837 } 4838 } 4839 4840 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 4841 PackageParser.Package pkg, File srcFile, int parseFlags) 4842 throws PackageManagerException { 4843 if (ps != null 4844 && ps.codePath.equals(srcFile) 4845 && ps.timeStamp == srcFile.lastModified() 4846 && !isCompatSignatureUpdateNeeded(pkg) 4847 && !isRecoverSignatureUpdateNeeded(pkg)) { 4848 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 4849 if (ps.signatures.mSignatures != null 4850 && ps.signatures.mSignatures.length != 0 4851 && mSigningKeySetId != PackageKeySetData.KEYSET_UNASSIGNED) { 4852 // Optimization: reuse the existing cached certificates 4853 // if the package appears to be unchanged. 4854 pkg.mSignatures = ps.signatures.mSignatures; 4855 KeySetManagerService ksms = mSettings.mKeySetManagerService; 4856 synchronized (mPackages) { 4857 pkg.mSigningKeys = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 4858 } 4859 return; 4860 } 4861 4862 Slog.w(TAG, "PackageSetting for " + ps.name 4863 + " is missing signatures. Collecting certs again to recover them."); 4864 } else { 4865 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 4866 } 4867 4868 try { 4869 pp.collectCertificates(pkg, parseFlags); 4870 pp.collectManifestDigest(pkg); 4871 } catch (PackageParserException e) { 4872 throw PackageManagerException.from(e); 4873 } 4874 } 4875 4876 /* 4877 * Scan a package and return the newly parsed package. 4878 * Returns null in case of errors and the error code is stored in mLastScanError 4879 */ 4880 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 4881 long currentTime, UserHandle user) throws PackageManagerException { 4882 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 4883 parseFlags |= mDefParseFlags; 4884 PackageParser pp = new PackageParser(); 4885 pp.setSeparateProcesses(mSeparateProcesses); 4886 pp.setOnlyCoreApps(mOnlyCore); 4887 pp.setDisplayMetrics(mMetrics); 4888 4889 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 4890 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 4891 } 4892 4893 final PackageParser.Package pkg; 4894 try { 4895 pkg = pp.parsePackage(scanFile, parseFlags); 4896 } catch (PackageParserException e) { 4897 throw PackageManagerException.from(e); 4898 } 4899 4900 PackageSetting ps = null; 4901 PackageSetting updatedPkg; 4902 // reader 4903 synchronized (mPackages) { 4904 // Look to see if we already know about this package. 4905 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 4906 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 4907 // This package has been renamed to its original name. Let's 4908 // use that. 4909 ps = mSettings.peekPackageLPr(oldName); 4910 } 4911 // If there was no original package, see one for the real package name. 4912 if (ps == null) { 4913 ps = mSettings.peekPackageLPr(pkg.packageName); 4914 } 4915 // Check to see if this package could be hiding/updating a system 4916 // package. Must look for it either under the original or real 4917 // package name depending on our state. 4918 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 4919 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 4920 } 4921 boolean updatedPkgBetter = false; 4922 // First check if this is a system package that may involve an update 4923 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 4924 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 4925 // it needs to drop FLAG_PRIVILEGED. 4926 if (locationIsPrivileged(scanFile)) { 4927 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 4928 } else { 4929 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 4930 } 4931 4932 if (ps != null && !ps.codePath.equals(scanFile)) { 4933 // The path has changed from what was last scanned... check the 4934 // version of the new path against what we have stored to determine 4935 // what to do. 4936 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 4937 if (pkg.mVersionCode <= ps.versionCode) { 4938 // The system package has been updated and the code path does not match 4939 // Ignore entry. Skip it. 4940 Slog.i(TAG, "Package " + ps.name + " at " + scanFile 4941 + " ignored: updated version " + ps.versionCode 4942 + " better than this " + pkg.mVersionCode); 4943 if (!updatedPkg.codePath.equals(scanFile)) { 4944 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 4945 + ps.name + " changing from " + updatedPkg.codePathString 4946 + " to " + scanFile); 4947 updatedPkg.codePath = scanFile; 4948 updatedPkg.codePathString = scanFile.toString(); 4949 updatedPkg.resourcePath = scanFile; 4950 updatedPkg.resourcePathString = scanFile.toString(); 4951 } 4952 updatedPkg.pkg = pkg; 4953 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, null); 4954 } else { 4955 // The current app on the system partition is better than 4956 // what we have updated to on the data partition; switch 4957 // back to the system partition version. 4958 // At this point, its safely assumed that package installation for 4959 // apps in system partition will go through. If not there won't be a working 4960 // version of the app 4961 // writer 4962 synchronized (mPackages) { 4963 // Just remove the loaded entries from package lists. 4964 mPackages.remove(ps.name); 4965 } 4966 4967 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 4968 + " reverting from " + ps.codePathString 4969 + ": new version " + pkg.mVersionCode 4970 + " better than installed " + ps.versionCode); 4971 4972 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 4973 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 4974 getAppDexInstructionSets(ps)); 4975 synchronized (mInstallLock) { 4976 args.cleanUpResourcesLI(); 4977 } 4978 synchronized (mPackages) { 4979 mSettings.enableSystemPackageLPw(ps.name); 4980 } 4981 updatedPkgBetter = true; 4982 } 4983 } 4984 } 4985 4986 if (updatedPkg != null) { 4987 // An updated system app will not have the PARSE_IS_SYSTEM flag set 4988 // initially 4989 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 4990 4991 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 4992 // flag set initially 4993 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 4994 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 4995 } 4996 } 4997 4998 // Verify certificates against what was last scanned 4999 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 5000 5001 /* 5002 * A new system app appeared, but we already had a non-system one of the 5003 * same name installed earlier. 5004 */ 5005 boolean shouldHideSystemApp = false; 5006 if (updatedPkg == null && ps != null 5007 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 5008 /* 5009 * Check to make sure the signatures match first. If they don't, 5010 * wipe the installed application and its data. 5011 */ 5012 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 5013 != PackageManager.SIGNATURE_MATCH) { 5014 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 5015 + " signatures don't match existing userdata copy; removing"); 5016 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 5017 ps = null; 5018 } else { 5019 /* 5020 * If the newly-added system app is an older version than the 5021 * already installed version, hide it. It will be scanned later 5022 * and re-added like an update. 5023 */ 5024 if (pkg.mVersionCode <= ps.versionCode) { 5025 shouldHideSystemApp = true; 5026 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 5027 + " but new version " + pkg.mVersionCode + " better than installed " 5028 + ps.versionCode + "; hiding system"); 5029 } else { 5030 /* 5031 * The newly found system app is a newer version that the 5032 * one previously installed. Simply remove the 5033 * already-installed application and replace it with our own 5034 * while keeping the application data. 5035 */ 5036 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5037 + " reverting from " + ps.codePathString + ": new version " 5038 + pkg.mVersionCode + " better than installed " + ps.versionCode); 5039 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5040 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 5041 getAppDexInstructionSets(ps)); 5042 synchronized (mInstallLock) { 5043 args.cleanUpResourcesLI(); 5044 } 5045 } 5046 } 5047 } 5048 5049 // The apk is forward locked (not public) if its code and resources 5050 // are kept in different files. (except for app in either system or 5051 // vendor path). 5052 // TODO grab this value from PackageSettings 5053 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5054 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 5055 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 5056 } 5057 } 5058 5059 // TODO: extend to support forward-locked splits 5060 String resourcePath = null; 5061 String baseResourcePath = null; 5062 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 5063 if (ps != null && ps.resourcePathString != null) { 5064 resourcePath = ps.resourcePathString; 5065 baseResourcePath = ps.resourcePathString; 5066 } else { 5067 // Should not happen at all. Just log an error. 5068 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 5069 } 5070 } else { 5071 resourcePath = pkg.codePath; 5072 baseResourcePath = pkg.baseCodePath; 5073 } 5074 5075 // Set application objects path explicitly. 5076 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 5077 pkg.applicationInfo.setCodePath(pkg.codePath); 5078 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 5079 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 5080 pkg.applicationInfo.setResourcePath(resourcePath); 5081 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 5082 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 5083 5084 // Note that we invoke the following method only if we are about to unpack an application 5085 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 5086 | SCAN_UPDATE_SIGNATURE, currentTime, user); 5087 5088 /* 5089 * If the system app should be overridden by a previously installed 5090 * data, hide the system app now and let the /data/app scan pick it up 5091 * again. 5092 */ 5093 if (shouldHideSystemApp) { 5094 synchronized (mPackages) { 5095 /* 5096 * We have to grant systems permissions before we hide, because 5097 * grantPermissions will assume the package update is trying to 5098 * expand its permissions. 5099 */ 5100 grantPermissionsLPw(pkg, true, pkg.packageName); 5101 mSettings.disableSystemPackageLPw(pkg.packageName); 5102 } 5103 } 5104 5105 return scannedPkg; 5106 } 5107 5108 private static String fixProcessName(String defProcessName, 5109 String processName, int uid) { 5110 if (processName == null) { 5111 return defProcessName; 5112 } 5113 return processName; 5114 } 5115 5116 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 5117 throws PackageManagerException { 5118 if (pkgSetting.signatures.mSignatures != null) { 5119 // Already existing package. Make sure signatures match 5120 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 5121 == PackageManager.SIGNATURE_MATCH; 5122 if (!match) { 5123 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 5124 == PackageManager.SIGNATURE_MATCH; 5125 } 5126 if (!match) { 5127 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 5128 == PackageManager.SIGNATURE_MATCH; 5129 } 5130 if (!match) { 5131 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5132 + pkg.packageName + " signatures do not match the " 5133 + "previously installed version; ignoring!"); 5134 } 5135 } 5136 5137 // Check for shared user signatures 5138 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 5139 // Already existing package. Make sure signatures match 5140 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5141 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 5142 if (!match) { 5143 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 5144 == PackageManager.SIGNATURE_MATCH; 5145 } 5146 if (!match) { 5147 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 5148 == PackageManager.SIGNATURE_MATCH; 5149 } 5150 if (!match) { 5151 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 5152 "Package " + pkg.packageName 5153 + " has no signatures that match those in shared user " 5154 + pkgSetting.sharedUser.name + "; ignoring!"); 5155 } 5156 } 5157 } 5158 5159 /** 5160 * Enforces that only the system UID or root's UID can call a method exposed 5161 * via Binder. 5162 * 5163 * @param message used as message if SecurityException is thrown 5164 * @throws SecurityException if the caller is not system or root 5165 */ 5166 private static final void enforceSystemOrRoot(String message) { 5167 final int uid = Binder.getCallingUid(); 5168 if (uid != Process.SYSTEM_UID && uid != 0) { 5169 throw new SecurityException(message); 5170 } 5171 } 5172 5173 @Override 5174 public void performBootDexOpt() { 5175 enforceSystemOrRoot("Only the system can request dexopt be performed"); 5176 5177 // Before everything else, see whether we need to fstrim. 5178 try { 5179 IMountService ms = PackageHelper.getMountService(); 5180 if (ms != null) { 5181 final boolean isUpgrade = isUpgrade(); 5182 boolean doTrim = isUpgrade; 5183 if (doTrim) { 5184 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 5185 } else { 5186 final long interval = android.provider.Settings.Global.getLong( 5187 mContext.getContentResolver(), 5188 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 5189 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 5190 if (interval > 0) { 5191 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 5192 if (timeSinceLast > interval) { 5193 doTrim = true; 5194 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 5195 + "; running immediately"); 5196 } 5197 } 5198 } 5199 if (doTrim) { 5200 if (!isFirstBoot()) { 5201 try { 5202 ActivityManagerNative.getDefault().showBootMessage( 5203 mContext.getResources().getString( 5204 R.string.android_upgrading_fstrim), true); 5205 } catch (RemoteException e) { 5206 } 5207 } 5208 ms.runMaintenance(); 5209 } 5210 } else { 5211 Slog.e(TAG, "Mount service unavailable!"); 5212 } 5213 } catch (RemoteException e) { 5214 // Can't happen; MountService is local 5215 } 5216 5217 final ArraySet<PackageParser.Package> pkgs; 5218 synchronized (mPackages) { 5219 pkgs = mPackageDexOptimizer.clearDeferredDexOptPackages(); 5220 } 5221 5222 if (pkgs != null) { 5223 // Sort apps by importance for dexopt ordering. Important apps are given more priority 5224 // in case the device runs out of space. 5225 ArrayList<PackageParser.Package> sortedPkgs = new ArrayList<PackageParser.Package>(); 5226 // Give priority to core apps. 5227 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5228 PackageParser.Package pkg = it.next(); 5229 if (pkg.coreApp) { 5230 if (DEBUG_DEXOPT) { 5231 Log.i(TAG, "Adding core app " + sortedPkgs.size() + ": " + pkg.packageName); 5232 } 5233 sortedPkgs.add(pkg); 5234 it.remove(); 5235 } 5236 } 5237 // Give priority to system apps that listen for pre boot complete. 5238 Intent intent = new Intent(Intent.ACTION_PRE_BOOT_COMPLETED); 5239 ArraySet<String> pkgNames = getPackageNamesForIntent(intent); 5240 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5241 PackageParser.Package pkg = it.next(); 5242 if (pkgNames.contains(pkg.packageName)) { 5243 if (DEBUG_DEXOPT) { 5244 Log.i(TAG, "Adding pre boot system app " + sortedPkgs.size() + ": " + pkg.packageName); 5245 } 5246 sortedPkgs.add(pkg); 5247 it.remove(); 5248 } 5249 } 5250 // Give priority to system apps. 5251 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5252 PackageParser.Package pkg = it.next(); 5253 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 5254 if (DEBUG_DEXOPT) { 5255 Log.i(TAG, "Adding system app " + sortedPkgs.size() + ": " + pkg.packageName); 5256 } 5257 sortedPkgs.add(pkg); 5258 it.remove(); 5259 } 5260 } 5261 // Give priority to updated system apps. 5262 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5263 PackageParser.Package pkg = it.next(); 5264 if (pkg.isUpdatedSystemApp()) { 5265 if (DEBUG_DEXOPT) { 5266 Log.i(TAG, "Adding updated system app " + sortedPkgs.size() + ": " + pkg.packageName); 5267 } 5268 sortedPkgs.add(pkg); 5269 it.remove(); 5270 } 5271 } 5272 // Give priority to apps that listen for boot complete. 5273 intent = new Intent(Intent.ACTION_BOOT_COMPLETED); 5274 pkgNames = getPackageNamesForIntent(intent); 5275 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5276 PackageParser.Package pkg = it.next(); 5277 if (pkgNames.contains(pkg.packageName)) { 5278 if (DEBUG_DEXOPT) { 5279 Log.i(TAG, "Adding boot app " + sortedPkgs.size() + ": " + pkg.packageName); 5280 } 5281 sortedPkgs.add(pkg); 5282 it.remove(); 5283 } 5284 } 5285 // Filter out packages that aren't recently used. 5286 filterRecentlyUsedApps(pkgs); 5287 // Add all remaining apps. 5288 for (PackageParser.Package pkg : pkgs) { 5289 if (DEBUG_DEXOPT) { 5290 Log.i(TAG, "Adding app " + sortedPkgs.size() + ": " + pkg.packageName); 5291 } 5292 sortedPkgs.add(pkg); 5293 } 5294 5295 // If we want to be lazy, filter everything that wasn't recently used. 5296 if (mLazyDexOpt) { 5297 filterRecentlyUsedApps(sortedPkgs); 5298 } 5299 5300 int i = 0; 5301 int total = sortedPkgs.size(); 5302 File dataDir = Environment.getDataDirectory(); 5303 long lowThreshold = StorageManager.from(mContext).getStorageLowBytes(dataDir); 5304 if (lowThreshold == 0) { 5305 throw new IllegalStateException("Invalid low memory threshold"); 5306 } 5307 for (PackageParser.Package pkg : sortedPkgs) { 5308 long usableSpace = dataDir.getUsableSpace(); 5309 if (usableSpace < lowThreshold) { 5310 Log.w(TAG, "Not running dexopt on remaining apps due to low memory: " + usableSpace); 5311 break; 5312 } 5313 performBootDexOpt(pkg, ++i, total); 5314 } 5315 } 5316 } 5317 5318 private void filterRecentlyUsedApps(Collection<PackageParser.Package> pkgs) { 5319 // Filter out packages that aren't recently used. 5320 // 5321 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 5322 // should do a full dexopt. 5323 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 5324 int total = pkgs.size(); 5325 int skipped = 0; 5326 long now = System.currentTimeMillis(); 5327 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 5328 PackageParser.Package pkg = i.next(); 5329 long then = pkg.mLastPackageUsageTimeInMills; 5330 if (then + mDexOptLRUThresholdInMills < now) { 5331 if (DEBUG_DEXOPT) { 5332 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 5333 ((then == 0) ? "never" : new Date(then))); 5334 } 5335 i.remove(); 5336 skipped++; 5337 } 5338 } 5339 if (DEBUG_DEXOPT) { 5340 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 5341 } 5342 } 5343 } 5344 5345 private ArraySet<String> getPackageNamesForIntent(Intent intent) { 5346 List<ResolveInfo> ris = null; 5347 try { 5348 ris = AppGlobals.getPackageManager().queryIntentReceivers( 5349 intent, null, 0, UserHandle.USER_OWNER); 5350 } catch (RemoteException e) { 5351 } 5352 ArraySet<String> pkgNames = new ArraySet<String>(); 5353 if (ris != null) { 5354 for (ResolveInfo ri : ris) { 5355 pkgNames.add(ri.activityInfo.packageName); 5356 } 5357 } 5358 return pkgNames; 5359 } 5360 5361 private void performBootDexOpt(PackageParser.Package pkg, int curr, int total) { 5362 if (DEBUG_DEXOPT) { 5363 Log.i(TAG, "Optimizing app " + curr + " of " + total + ": " + pkg.packageName); 5364 } 5365 if (!isFirstBoot()) { 5366 try { 5367 ActivityManagerNative.getDefault().showBootMessage( 5368 mContext.getResources().getString(R.string.android_upgrading_apk, 5369 curr, total), true); 5370 } catch (RemoteException e) { 5371 } 5372 } 5373 PackageParser.Package p = pkg; 5374 synchronized (mInstallLock) { 5375 mPackageDexOptimizer.performDexOpt(p, null /* instruction sets */, 5376 false /* force dex */, false /* defer */, true /* include dependencies */); 5377 } 5378 } 5379 5380 @Override 5381 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 5382 return performDexOpt(packageName, instructionSet, false); 5383 } 5384 5385 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 5386 boolean dexopt = mLazyDexOpt || backgroundDexopt; 5387 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 5388 if (!dexopt && !updateUsage) { 5389 // We aren't going to dexopt or update usage, so bail early. 5390 return false; 5391 } 5392 PackageParser.Package p; 5393 final String targetInstructionSet; 5394 synchronized (mPackages) { 5395 p = mPackages.get(packageName); 5396 if (p == null) { 5397 return false; 5398 } 5399 if (updateUsage) { 5400 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 5401 } 5402 mPackageUsage.write(false); 5403 if (!dexopt) { 5404 // We aren't going to dexopt, so bail early. 5405 return false; 5406 } 5407 5408 targetInstructionSet = instructionSet != null ? instructionSet : 5409 getPrimaryInstructionSet(p.applicationInfo); 5410 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 5411 return false; 5412 } 5413 } 5414 5415 synchronized (mInstallLock) { 5416 final String[] instructionSets = new String[] { targetInstructionSet }; 5417 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 5418 false /* forceDex */, false /* defer */, true /* inclDependencies */); 5419 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 5420 } 5421 } 5422 5423 public ArraySet<String> getPackagesThatNeedDexOpt() { 5424 ArraySet<String> pkgs = null; 5425 synchronized (mPackages) { 5426 for (PackageParser.Package p : mPackages.values()) { 5427 if (DEBUG_DEXOPT) { 5428 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 5429 } 5430 if (!p.mDexOptPerformed.isEmpty()) { 5431 continue; 5432 } 5433 if (pkgs == null) { 5434 pkgs = new ArraySet<String>(); 5435 } 5436 pkgs.add(p.packageName); 5437 } 5438 } 5439 return pkgs; 5440 } 5441 5442 public void shutdown() { 5443 mPackageUsage.write(true); 5444 } 5445 5446 @Override 5447 public void forceDexOpt(String packageName) { 5448 enforceSystemOrRoot("forceDexOpt"); 5449 5450 PackageParser.Package pkg; 5451 synchronized (mPackages) { 5452 pkg = mPackages.get(packageName); 5453 if (pkg == null) { 5454 throw new IllegalArgumentException("Missing package: " + packageName); 5455 } 5456 } 5457 5458 synchronized (mInstallLock) { 5459 final String[] instructionSets = new String[] { 5460 getPrimaryInstructionSet(pkg.applicationInfo) }; 5461 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 5462 true /*forceDex*/, false /* defer */, true /* inclDependencies */); 5463 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 5464 throw new IllegalStateException("Failed to dexopt: " + res); 5465 } 5466 } 5467 } 5468 5469 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 5470 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 5471 Slog.w(TAG, "Unable to update from " + oldPkg.name 5472 + " to " + newPkg.packageName 5473 + ": old package not in system partition"); 5474 return false; 5475 } else if (mPackages.get(oldPkg.name) != null) { 5476 Slog.w(TAG, "Unable to update from " + oldPkg.name 5477 + " to " + newPkg.packageName 5478 + ": old package still exists"); 5479 return false; 5480 } 5481 return true; 5482 } 5483 5484 private int createDataDirsLI(String packageName, int uid, String seinfo) { 5485 int[] users = sUserManager.getUserIds(); 5486 int res = mInstaller.install(packageName, uid, uid, seinfo); 5487 if (res < 0) { 5488 return res; 5489 } 5490 for (int user : users) { 5491 if (user != 0) { 5492 res = mInstaller.createUserData(packageName, 5493 UserHandle.getUid(user, uid), user, seinfo); 5494 if (res < 0) { 5495 return res; 5496 } 5497 } 5498 } 5499 return res; 5500 } 5501 5502 private int removeDataDirsLI(String packageName) { 5503 int[] users = sUserManager.getUserIds(); 5504 int res = 0; 5505 for (int user : users) { 5506 int resInner = mInstaller.remove(packageName, user); 5507 if (resInner < 0) { 5508 res = resInner; 5509 } 5510 } 5511 5512 return res; 5513 } 5514 5515 private int deleteCodeCacheDirsLI(String packageName) { 5516 int[] users = sUserManager.getUserIds(); 5517 int res = 0; 5518 for (int user : users) { 5519 int resInner = mInstaller.deleteCodeCacheFiles(packageName, user); 5520 if (resInner < 0) { 5521 res = resInner; 5522 } 5523 } 5524 return res; 5525 } 5526 5527 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 5528 PackageParser.Package changingLib) { 5529 if (file.path != null) { 5530 usesLibraryFiles.add(file.path); 5531 return; 5532 } 5533 PackageParser.Package p = mPackages.get(file.apk); 5534 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 5535 // If we are doing this while in the middle of updating a library apk, 5536 // then we need to make sure to use that new apk for determining the 5537 // dependencies here. (We haven't yet finished committing the new apk 5538 // to the package manager state.) 5539 if (p == null || p.packageName.equals(changingLib.packageName)) { 5540 p = changingLib; 5541 } 5542 } 5543 if (p != null) { 5544 usesLibraryFiles.addAll(p.getAllCodePaths()); 5545 } 5546 } 5547 5548 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 5549 PackageParser.Package changingLib) throws PackageManagerException { 5550 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 5551 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 5552 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 5553 for (int i=0; i<N; i++) { 5554 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 5555 if (file == null) { 5556 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 5557 "Package " + pkg.packageName + " requires unavailable shared library " 5558 + pkg.usesLibraries.get(i) + "; failing!"); 5559 } 5560 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 5561 } 5562 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 5563 for (int i=0; i<N; i++) { 5564 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 5565 if (file == null) { 5566 Slog.w(TAG, "Package " + pkg.packageName 5567 + " desires unavailable shared library " 5568 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 5569 } else { 5570 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 5571 } 5572 } 5573 N = usesLibraryFiles.size(); 5574 if (N > 0) { 5575 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 5576 } else { 5577 pkg.usesLibraryFiles = null; 5578 } 5579 } 5580 } 5581 5582 private static boolean hasString(List<String> list, List<String> which) { 5583 if (list == null) { 5584 return false; 5585 } 5586 for (int i=list.size()-1; i>=0; i--) { 5587 for (int j=which.size()-1; j>=0; j--) { 5588 if (which.get(j).equals(list.get(i))) { 5589 return true; 5590 } 5591 } 5592 } 5593 return false; 5594 } 5595 5596 private void updateAllSharedLibrariesLPw() { 5597 for (PackageParser.Package pkg : mPackages.values()) { 5598 try { 5599 updateSharedLibrariesLPw(pkg, null); 5600 } catch (PackageManagerException e) { 5601 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 5602 } 5603 } 5604 } 5605 5606 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 5607 PackageParser.Package changingPkg) { 5608 ArrayList<PackageParser.Package> res = null; 5609 for (PackageParser.Package pkg : mPackages.values()) { 5610 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 5611 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 5612 if (res == null) { 5613 res = new ArrayList<PackageParser.Package>(); 5614 } 5615 res.add(pkg); 5616 try { 5617 updateSharedLibrariesLPw(pkg, changingPkg); 5618 } catch (PackageManagerException e) { 5619 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 5620 } 5621 } 5622 } 5623 return res; 5624 } 5625 5626 /** 5627 * Derive the value of the {@code cpuAbiOverride} based on the provided 5628 * value and an optional stored value from the package settings. 5629 */ 5630 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 5631 String cpuAbiOverride = null; 5632 5633 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 5634 cpuAbiOverride = null; 5635 } else if (abiOverride != null) { 5636 cpuAbiOverride = abiOverride; 5637 } else if (settings != null) { 5638 cpuAbiOverride = settings.cpuAbiOverrideString; 5639 } 5640 5641 return cpuAbiOverride; 5642 } 5643 5644 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 5645 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 5646 boolean success = false; 5647 try { 5648 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 5649 currentTime, user); 5650 success = true; 5651 return res; 5652 } finally { 5653 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 5654 removeDataDirsLI(pkg.packageName); 5655 } 5656 } 5657 } 5658 5659 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 5660 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 5661 final File scanFile = new File(pkg.codePath); 5662 if (pkg.applicationInfo.getCodePath() == null || 5663 pkg.applicationInfo.getResourcePath() == null) { 5664 // Bail out. The resource and code paths haven't been set. 5665 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 5666 "Code and resource paths haven't been set correctly"); 5667 } 5668 5669 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5670 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 5671 } else { 5672 // Only allow system apps to be flagged as core apps. 5673 pkg.coreApp = false; 5674 } 5675 5676 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 5677 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5678 } 5679 5680 if (mCustomResolverComponentName != null && 5681 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 5682 setUpCustomResolverActivity(pkg); 5683 } 5684 5685 if (pkg.packageName.equals("android")) { 5686 synchronized (mPackages) { 5687 if (mAndroidApplication != null) { 5688 Slog.w(TAG, "*************************************************"); 5689 Slog.w(TAG, "Core android package being redefined. Skipping."); 5690 Slog.w(TAG, " file=" + scanFile); 5691 Slog.w(TAG, "*************************************************"); 5692 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5693 "Core android package being redefined. Skipping."); 5694 } 5695 5696 // Set up information for our fall-back user intent resolution activity. 5697 mPlatformPackage = pkg; 5698 pkg.mVersionCode = mSdkVersion; 5699 mAndroidApplication = pkg.applicationInfo; 5700 5701 if (!mResolverReplaced) { 5702 mResolveActivity.applicationInfo = mAndroidApplication; 5703 mResolveActivity.name = ResolverActivity.class.getName(); 5704 mResolveActivity.packageName = mAndroidApplication.packageName; 5705 mResolveActivity.processName = "system:ui"; 5706 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 5707 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 5708 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 5709 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 5710 mResolveActivity.exported = true; 5711 mResolveActivity.enabled = true; 5712 mResolveInfo.activityInfo = mResolveActivity; 5713 mResolveInfo.priority = 0; 5714 mResolveInfo.preferredOrder = 0; 5715 mResolveInfo.match = 0; 5716 mResolveComponentName = new ComponentName( 5717 mAndroidApplication.packageName, mResolveActivity.name); 5718 } 5719 } 5720 } 5721 5722 if (DEBUG_PACKAGE_SCANNING) { 5723 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5724 Log.d(TAG, "Scanning package " + pkg.packageName); 5725 } 5726 5727 if (mPackages.containsKey(pkg.packageName) 5728 || mSharedLibraries.containsKey(pkg.packageName)) { 5729 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5730 "Application package " + pkg.packageName 5731 + " already installed. Skipping duplicate."); 5732 } 5733 5734 // If we're only installing presumed-existing packages, require that the 5735 // scanned APK is both already known and at the path previously established 5736 // for it. Previously unknown packages we pick up normally, but if we have an 5737 // a priori expectation about this package's install presence, enforce it. 5738 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 5739 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 5740 if (known != null) { 5741 if (DEBUG_PACKAGE_SCANNING) { 5742 Log.d(TAG, "Examining " + pkg.codePath 5743 + " and requiring known paths " + known.codePathString 5744 + " & " + known.resourcePathString); 5745 } 5746 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 5747 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 5748 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 5749 "Application package " + pkg.packageName 5750 + " found at " + pkg.applicationInfo.getCodePath() 5751 + " but expected at " + known.codePathString + "; ignoring."); 5752 } 5753 } 5754 } 5755 5756 // Initialize package source and resource directories 5757 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 5758 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 5759 5760 SharedUserSetting suid = null; 5761 PackageSetting pkgSetting = null; 5762 5763 if (!isSystemApp(pkg)) { 5764 // Only system apps can use these features. 5765 pkg.mOriginalPackages = null; 5766 pkg.mRealPackage = null; 5767 pkg.mAdoptPermissions = null; 5768 } 5769 5770 // writer 5771 synchronized (mPackages) { 5772 if (pkg.mSharedUserId != null) { 5773 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 5774 if (suid == null) { 5775 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5776 "Creating application package " + pkg.packageName 5777 + " for shared user failed"); 5778 } 5779 if (DEBUG_PACKAGE_SCANNING) { 5780 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5781 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 5782 + "): packages=" + suid.packages); 5783 } 5784 } 5785 5786 // Check if we are renaming from an original package name. 5787 PackageSetting origPackage = null; 5788 String realName = null; 5789 if (pkg.mOriginalPackages != null) { 5790 // This package may need to be renamed to a previously 5791 // installed name. Let's check on that... 5792 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 5793 if (pkg.mOriginalPackages.contains(renamed)) { 5794 // This package had originally been installed as the 5795 // original name, and we have already taken care of 5796 // transitioning to the new one. Just update the new 5797 // one to continue using the old name. 5798 realName = pkg.mRealPackage; 5799 if (!pkg.packageName.equals(renamed)) { 5800 // Callers into this function may have already taken 5801 // care of renaming the package; only do it here if 5802 // it is not already done. 5803 pkg.setPackageName(renamed); 5804 } 5805 5806 } else { 5807 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 5808 if ((origPackage = mSettings.peekPackageLPr( 5809 pkg.mOriginalPackages.get(i))) != null) { 5810 // We do have the package already installed under its 5811 // original name... should we use it? 5812 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 5813 // New package is not compatible with original. 5814 origPackage = null; 5815 continue; 5816 } else if (origPackage.sharedUser != null) { 5817 // Make sure uid is compatible between packages. 5818 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 5819 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 5820 + " to " + pkg.packageName + ": old uid " 5821 + origPackage.sharedUser.name 5822 + " differs from " + pkg.mSharedUserId); 5823 origPackage = null; 5824 continue; 5825 } 5826 } else { 5827 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 5828 + pkg.packageName + " to old name " + origPackage.name); 5829 } 5830 break; 5831 } 5832 } 5833 } 5834 } 5835 5836 if (mTransferedPackages.contains(pkg.packageName)) { 5837 Slog.w(TAG, "Package " + pkg.packageName 5838 + " was transferred to another, but its .apk remains"); 5839 } 5840 5841 // Just create the setting, don't add it yet. For already existing packages 5842 // the PkgSetting exists already and doesn't have to be created. 5843 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 5844 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 5845 pkg.applicationInfo.primaryCpuAbi, 5846 pkg.applicationInfo.secondaryCpuAbi, 5847 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 5848 user, false); 5849 if (pkgSetting == null) { 5850 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5851 "Creating application package " + pkg.packageName + " failed"); 5852 } 5853 5854 if (pkgSetting.origPackage != null) { 5855 // If we are first transitioning from an original package, 5856 // fix up the new package's name now. We need to do this after 5857 // looking up the package under its new name, so getPackageLP 5858 // can take care of fiddling things correctly. 5859 pkg.setPackageName(origPackage.name); 5860 5861 // File a report about this. 5862 String msg = "New package " + pkgSetting.realName 5863 + " renamed to replace old package " + pkgSetting.name; 5864 reportSettingsProblem(Log.WARN, msg); 5865 5866 // Make a note of it. 5867 mTransferedPackages.add(origPackage.name); 5868 5869 // No longer need to retain this. 5870 pkgSetting.origPackage = null; 5871 } 5872 5873 if (realName != null) { 5874 // Make a note of it. 5875 mTransferedPackages.add(pkg.packageName); 5876 } 5877 5878 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 5879 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 5880 } 5881 5882 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5883 // Check all shared libraries and map to their actual file path. 5884 // We only do this here for apps not on a system dir, because those 5885 // are the only ones that can fail an install due to this. We 5886 // will take care of the system apps by updating all of their 5887 // library paths after the scan is done. 5888 updateSharedLibrariesLPw(pkg, null); 5889 } 5890 5891 if (mFoundPolicyFile) { 5892 SELinuxMMAC.assignSeinfoValue(pkg); 5893 } 5894 5895 pkg.applicationInfo.uid = pkgSetting.appId; 5896 pkg.mExtras = pkgSetting; 5897 if (!pkgSetting.keySetData.isUsingUpgradeKeySets() || pkgSetting.sharedUser != null) { 5898 try { 5899 verifySignaturesLP(pkgSetting, pkg); 5900 // We just determined the app is signed correctly, so bring 5901 // over the latest parsed certs. 5902 pkgSetting.signatures.mSignatures = pkg.mSignatures; 5903 } catch (PackageManagerException e) { 5904 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5905 throw e; 5906 } 5907 // The signature has changed, but this package is in the system 5908 // image... let's recover! 5909 pkgSetting.signatures.mSignatures = pkg.mSignatures; 5910 // However... if this package is part of a shared user, but it 5911 // doesn't match the signature of the shared user, let's fail. 5912 // What this means is that you can't change the signatures 5913 // associated with an overall shared user, which doesn't seem all 5914 // that unreasonable. 5915 if (pkgSetting.sharedUser != null) { 5916 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5917 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 5918 throw new PackageManagerException( 5919 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 5920 "Signature mismatch for shared user : " 5921 + pkgSetting.sharedUser); 5922 } 5923 } 5924 // File a report about this. 5925 String msg = "System package " + pkg.packageName 5926 + " signature changed; retaining data."; 5927 reportSettingsProblem(Log.WARN, msg); 5928 } 5929 } else { 5930 if (!checkUpgradeKeySetLP(pkgSetting, pkg)) { 5931 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5932 + pkg.packageName + " upgrade keys do not match the " 5933 + "previously installed version"); 5934 } else { 5935 // We just determined the app is signed correctly, so bring 5936 // over the latest parsed certs. 5937 pkgSetting.signatures.mSignatures = pkg.mSignatures; 5938 } 5939 } 5940 // Verify that this new package doesn't have any content providers 5941 // that conflict with existing packages. Only do this if the 5942 // package isn't already installed, since we don't want to break 5943 // things that are installed. 5944 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 5945 final int N = pkg.providers.size(); 5946 int i; 5947 for (i=0; i<N; i++) { 5948 PackageParser.Provider p = pkg.providers.get(i); 5949 if (p.info.authority != null) { 5950 String names[] = p.info.authority.split(";"); 5951 for (int j = 0; j < names.length; j++) { 5952 if (mProvidersByAuthority.containsKey(names[j])) { 5953 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 5954 final String otherPackageName = 5955 ((other != null && other.getComponentName() != null) ? 5956 other.getComponentName().getPackageName() : "?"); 5957 throw new PackageManagerException( 5958 INSTALL_FAILED_CONFLICTING_PROVIDER, 5959 "Can't install because provider name " + names[j] 5960 + " (in package " + pkg.applicationInfo.packageName 5961 + ") is already used by " + otherPackageName); 5962 } 5963 } 5964 } 5965 } 5966 } 5967 5968 if (pkg.mAdoptPermissions != null) { 5969 // This package wants to adopt ownership of permissions from 5970 // another package. 5971 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 5972 final String origName = pkg.mAdoptPermissions.get(i); 5973 final PackageSetting orig = mSettings.peekPackageLPr(origName); 5974 if (orig != null) { 5975 if (verifyPackageUpdateLPr(orig, pkg)) { 5976 Slog.i(TAG, "Adopting permissions from " + origName + " to " 5977 + pkg.packageName); 5978 mSettings.transferPermissionsLPw(origName, pkg.packageName); 5979 } 5980 } 5981 } 5982 } 5983 } 5984 5985 final String pkgName = pkg.packageName; 5986 5987 final long scanFileTime = scanFile.lastModified(); 5988 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 5989 pkg.applicationInfo.processName = fixProcessName( 5990 pkg.applicationInfo.packageName, 5991 pkg.applicationInfo.processName, 5992 pkg.applicationInfo.uid); 5993 5994 File dataPath; 5995 if (mPlatformPackage == pkg) { 5996 // The system package is special. 5997 dataPath = new File(Environment.getDataDirectory(), "system"); 5998 5999 pkg.applicationInfo.dataDir = dataPath.getPath(); 6000 6001 } else { 6002 // This is a normal package, need to make its data directory. 6003 dataPath = PackageManager.getDataDirForUser(pkg.volumeUuid, pkg.packageName, 6004 UserHandle.USER_OWNER); 6005 6006 boolean uidError = false; 6007 if (dataPath.exists()) { 6008 int currentUid = 0; 6009 try { 6010 StructStat stat = Os.stat(dataPath.getPath()); 6011 currentUid = stat.st_uid; 6012 } catch (ErrnoException e) { 6013 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 6014 } 6015 6016 // If we have mismatched owners for the data path, we have a problem. 6017 if (currentUid != pkg.applicationInfo.uid) { 6018 boolean recovered = false; 6019 if (currentUid == 0) { 6020 // The directory somehow became owned by root. Wow. 6021 // This is probably because the system was stopped while 6022 // installd was in the middle of messing with its libs 6023 // directory. Ask installd to fix that. 6024 int ret = mInstaller.fixUid(pkgName, pkg.applicationInfo.uid, 6025 pkg.applicationInfo.uid); 6026 if (ret >= 0) { 6027 recovered = true; 6028 String msg = "Package " + pkg.packageName 6029 + " unexpectedly changed to uid 0; recovered to " + 6030 + pkg.applicationInfo.uid; 6031 reportSettingsProblem(Log.WARN, msg); 6032 } 6033 } 6034 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6035 || (scanFlags&SCAN_BOOTING) != 0)) { 6036 // If this is a system app, we can at least delete its 6037 // current data so the application will still work. 6038 int ret = removeDataDirsLI(pkgName); 6039 if (ret >= 0) { 6040 // TODO: Kill the processes first 6041 // Old data gone! 6042 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6043 ? "System package " : "Third party package "; 6044 String msg = prefix + pkg.packageName 6045 + " has changed from uid: " 6046 + currentUid + " to " 6047 + pkg.applicationInfo.uid + "; old data erased"; 6048 reportSettingsProblem(Log.WARN, msg); 6049 recovered = true; 6050 6051 // And now re-install the app. 6052 ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid, 6053 pkg.applicationInfo.seinfo); 6054 if (ret == -1) { 6055 // Ack should not happen! 6056 msg = prefix + pkg.packageName 6057 + " could not have data directory re-created after delete."; 6058 reportSettingsProblem(Log.WARN, msg); 6059 throw new PackageManagerException( 6060 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 6061 } 6062 } 6063 if (!recovered) { 6064 mHasSystemUidErrors = true; 6065 } 6066 } else if (!recovered) { 6067 // If we allow this install to proceed, we will be broken. 6068 // Abort, abort! 6069 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 6070 "scanPackageLI"); 6071 } 6072 if (!recovered) { 6073 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 6074 + pkg.applicationInfo.uid + "/fs_" 6075 + currentUid; 6076 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 6077 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 6078 String msg = "Package " + pkg.packageName 6079 + " has mismatched uid: " 6080 + currentUid + " on disk, " 6081 + pkg.applicationInfo.uid + " in settings"; 6082 // writer 6083 synchronized (mPackages) { 6084 mSettings.mReadMessages.append(msg); 6085 mSettings.mReadMessages.append('\n'); 6086 uidError = true; 6087 if (!pkgSetting.uidError) { 6088 reportSettingsProblem(Log.ERROR, msg); 6089 } 6090 } 6091 } 6092 } 6093 pkg.applicationInfo.dataDir = dataPath.getPath(); 6094 if (mShouldRestoreconData) { 6095 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 6096 mInstaller.restoreconData(pkg.packageName, pkg.applicationInfo.seinfo, 6097 pkg.applicationInfo.uid); 6098 } 6099 } else { 6100 if (DEBUG_PACKAGE_SCANNING) { 6101 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6102 Log.v(TAG, "Want this data dir: " + dataPath); 6103 } 6104 //invoke installer to do the actual installation 6105 int ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid, 6106 pkg.applicationInfo.seinfo); 6107 if (ret < 0) { 6108 // Error from installer 6109 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6110 "Unable to create data dirs [errorCode=" + ret + "]"); 6111 } 6112 6113 if (dataPath.exists()) { 6114 pkg.applicationInfo.dataDir = dataPath.getPath(); 6115 } else { 6116 Slog.w(TAG, "Unable to create data directory: " + dataPath); 6117 pkg.applicationInfo.dataDir = null; 6118 } 6119 } 6120 6121 pkgSetting.uidError = uidError; 6122 } 6123 6124 final String path = scanFile.getPath(); 6125 final String codePath = pkg.applicationInfo.getCodePath(); 6126 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 6127 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 6128 setBundledAppAbisAndRoots(pkg, pkgSetting); 6129 6130 // If we haven't found any native libraries for the app, check if it has 6131 // renderscript code. We'll need to force the app to 32 bit if it has 6132 // renderscript bitcode. 6133 if (pkg.applicationInfo.primaryCpuAbi == null 6134 && pkg.applicationInfo.secondaryCpuAbi == null 6135 && Build.SUPPORTED_64_BIT_ABIS.length > 0) { 6136 NativeLibraryHelper.Handle handle = null; 6137 try { 6138 handle = NativeLibraryHelper.Handle.create(scanFile); 6139 if (NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 6140 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 6141 } 6142 } catch (IOException ioe) { 6143 Slog.w(TAG, "Error scanning system app : " + ioe); 6144 } finally { 6145 IoUtils.closeQuietly(handle); 6146 } 6147 } 6148 6149 setNativeLibraryPaths(pkg); 6150 } else { 6151 // TODO: We can probably be smarter about this stuff. For installed apps, 6152 // we can calculate this information at install time once and for all. For 6153 // system apps, we can probably assume that this information doesn't change 6154 // after the first boot scan. As things stand, we do lots of unnecessary work. 6155 6156 // Give ourselves some initial paths; we'll come back for another 6157 // pass once we've determined ABI below. 6158 setNativeLibraryPaths(pkg); 6159 6160 final boolean isAsec = pkg.isForwardLocked() || isExternal(pkg); 6161 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 6162 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 6163 6164 NativeLibraryHelper.Handle handle = null; 6165 try { 6166 handle = NativeLibraryHelper.Handle.create(scanFile); 6167 // TODO(multiArch): This can be null for apps that didn't go through the 6168 // usual installation process. We can calculate it again, like we 6169 // do during install time. 6170 // 6171 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 6172 // unnecessary. 6173 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 6174 6175 // Null out the abis so that they can be recalculated. 6176 pkg.applicationInfo.primaryCpuAbi = null; 6177 pkg.applicationInfo.secondaryCpuAbi = null; 6178 if (isMultiArch(pkg.applicationInfo)) { 6179 // Warn if we've set an abiOverride for multi-lib packages.. 6180 // By definition, we need to copy both 32 and 64 bit libraries for 6181 // such packages. 6182 if (pkg.cpuAbiOverride != null 6183 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 6184 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 6185 } 6186 6187 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 6188 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 6189 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 6190 if (isAsec) { 6191 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 6192 } else { 6193 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 6194 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 6195 useIsaSpecificSubdirs); 6196 } 6197 } 6198 6199 maybeThrowExceptionForMultiArchCopy( 6200 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 6201 6202 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 6203 if (isAsec) { 6204 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 6205 } else { 6206 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 6207 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 6208 useIsaSpecificSubdirs); 6209 } 6210 } 6211 6212 maybeThrowExceptionForMultiArchCopy( 6213 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 6214 6215 if (abi64 >= 0) { 6216 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 6217 } 6218 6219 if (abi32 >= 0) { 6220 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 6221 if (abi64 >= 0) { 6222 pkg.applicationInfo.secondaryCpuAbi = abi; 6223 } else { 6224 pkg.applicationInfo.primaryCpuAbi = abi; 6225 } 6226 } 6227 } else { 6228 String[] abiList = (cpuAbiOverride != null) ? 6229 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 6230 6231 // Enable gross and lame hacks for apps that are built with old 6232 // SDK tools. We must scan their APKs for renderscript bitcode and 6233 // not launch them if it's present. Don't bother checking on devices 6234 // that don't have 64 bit support. 6235 boolean needsRenderScriptOverride = false; 6236 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 6237 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 6238 abiList = Build.SUPPORTED_32_BIT_ABIS; 6239 needsRenderScriptOverride = true; 6240 } 6241 6242 final int copyRet; 6243 if (isAsec) { 6244 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 6245 } else { 6246 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 6247 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 6248 } 6249 6250 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 6251 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 6252 "Error unpackaging native libs for app, errorCode=" + copyRet); 6253 } 6254 6255 if (copyRet >= 0) { 6256 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 6257 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 6258 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 6259 } else if (needsRenderScriptOverride) { 6260 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 6261 } 6262 } 6263 } catch (IOException ioe) { 6264 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 6265 } finally { 6266 IoUtils.closeQuietly(handle); 6267 } 6268 6269 // Now that we've calculated the ABIs and determined if it's an internal app, 6270 // we will go ahead and populate the nativeLibraryPath. 6271 setNativeLibraryPaths(pkg); 6272 6273 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 6274 final int[] userIds = sUserManager.getUserIds(); 6275 synchronized (mInstallLock) { 6276 // Create a native library symlink only if we have native libraries 6277 // and if the native libraries are 32 bit libraries. We do not provide 6278 // this symlink for 64 bit libraries. 6279 if (pkg.applicationInfo.primaryCpuAbi != null && 6280 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 6281 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 6282 for (int userId : userIds) { 6283 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 6284 nativeLibPath, userId) < 0) { 6285 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 6286 "Failed linking native library dir (user=" + userId + ")"); 6287 } 6288 } 6289 } 6290 } 6291 } 6292 6293 // This is a special case for the "system" package, where the ABI is 6294 // dictated by the zygote configuration (and init.rc). We should keep track 6295 // of this ABI so that we can deal with "normal" applications that run under 6296 // the same UID correctly. 6297 if (mPlatformPackage == pkg) { 6298 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 6299 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 6300 } 6301 6302 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6303 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6304 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 6305 // Copy the derived override back to the parsed package, so that we can 6306 // update the package settings accordingly. 6307 pkg.cpuAbiOverride = cpuAbiOverride; 6308 6309 if (DEBUG_ABI_SELECTION) { 6310 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 6311 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 6312 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 6313 } 6314 6315 // Push the derived path down into PackageSettings so we know what to 6316 // clean up at uninstall time. 6317 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 6318 6319 if (DEBUG_ABI_SELECTION) { 6320 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 6321 " primary=" + pkg.applicationInfo.primaryCpuAbi + 6322 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 6323 } 6324 6325 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 6326 // We don't do this here during boot because we can do it all 6327 // at once after scanning all existing packages. 6328 // 6329 // We also do this *before* we perform dexopt on this package, so that 6330 // we can avoid redundant dexopts, and also to make sure we've got the 6331 // code and package path correct. 6332 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 6333 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 6334 } 6335 6336 if ((scanFlags & SCAN_NO_DEX) == 0) { 6337 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instruction sets */, 6338 forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, false /* inclDependencies */); 6339 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6340 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 6341 } 6342 } 6343 if (mFactoryTest && pkg.requestedPermissions.contains( 6344 android.Manifest.permission.FACTORY_TEST)) { 6345 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 6346 } 6347 6348 ArrayList<PackageParser.Package> clientLibPkgs = null; 6349 6350 // writer 6351 synchronized (mPackages) { 6352 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 6353 // Only system apps can add new shared libraries. 6354 if (pkg.libraryNames != null) { 6355 for (int i=0; i<pkg.libraryNames.size(); i++) { 6356 String name = pkg.libraryNames.get(i); 6357 boolean allowed = false; 6358 if (pkg.isUpdatedSystemApp()) { 6359 // New library entries can only be added through the 6360 // system image. This is important to get rid of a lot 6361 // of nasty edge cases: for example if we allowed a non- 6362 // system update of the app to add a library, then uninstalling 6363 // the update would make the library go away, and assumptions 6364 // we made such as through app install filtering would now 6365 // have allowed apps on the device which aren't compatible 6366 // with it. Better to just have the restriction here, be 6367 // conservative, and create many fewer cases that can negatively 6368 // impact the user experience. 6369 final PackageSetting sysPs = mSettings 6370 .getDisabledSystemPkgLPr(pkg.packageName); 6371 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 6372 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 6373 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 6374 allowed = true; 6375 allowed = true; 6376 break; 6377 } 6378 } 6379 } 6380 } else { 6381 allowed = true; 6382 } 6383 if (allowed) { 6384 if (!mSharedLibraries.containsKey(name)) { 6385 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 6386 } else if (!name.equals(pkg.packageName)) { 6387 Slog.w(TAG, "Package " + pkg.packageName + " library " 6388 + name + " already exists; skipping"); 6389 } 6390 } else { 6391 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 6392 + name + " that is not declared on system image; skipping"); 6393 } 6394 } 6395 if ((scanFlags&SCAN_BOOTING) == 0) { 6396 // If we are not booting, we need to update any applications 6397 // that are clients of our shared library. If we are booting, 6398 // this will all be done once the scan is complete. 6399 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 6400 } 6401 } 6402 } 6403 } 6404 6405 // We also need to dexopt any apps that are dependent on this library. Note that 6406 // if these fail, we should abort the install since installing the library will 6407 // result in some apps being broken. 6408 if (clientLibPkgs != null) { 6409 if ((scanFlags & SCAN_NO_DEX) == 0) { 6410 for (int i = 0; i < clientLibPkgs.size(); i++) { 6411 PackageParser.Package clientPkg = clientLibPkgs.get(i); 6412 int result = mPackageDexOptimizer.performDexOpt(clientPkg, 6413 null /* instruction sets */, forceDex, 6414 (scanFlags & SCAN_DEFER_DEX) != 0, false); 6415 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6416 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 6417 "scanPackageLI failed to dexopt clientLibPkgs"); 6418 } 6419 } 6420 } 6421 } 6422 6423 // Request the ActivityManager to kill the process(only for existing packages) 6424 // so that we do not end up in a confused state while the user is still using the older 6425 // version of the application while the new one gets installed. 6426 if ((scanFlags & SCAN_REPLACING) != 0) { 6427 killApplication(pkg.applicationInfo.packageName, 6428 pkg.applicationInfo.uid, "update pkg"); 6429 } 6430 6431 // Also need to kill any apps that are dependent on the library. 6432 if (clientLibPkgs != null) { 6433 for (int i=0; i<clientLibPkgs.size(); i++) { 6434 PackageParser.Package clientPkg = clientLibPkgs.get(i); 6435 killApplication(clientPkg.applicationInfo.packageName, 6436 clientPkg.applicationInfo.uid, "update lib"); 6437 } 6438 } 6439 6440 // writer 6441 synchronized (mPackages) { 6442 // We don't expect installation to fail beyond this point 6443 6444 // Add the new setting to mSettings 6445 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 6446 // Add the new setting to mPackages 6447 mPackages.put(pkg.applicationInfo.packageName, pkg); 6448 // Make sure we don't accidentally delete its data. 6449 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 6450 while (iter.hasNext()) { 6451 PackageCleanItem item = iter.next(); 6452 if (pkgName.equals(item.packageName)) { 6453 iter.remove(); 6454 } 6455 } 6456 6457 // Take care of first install / last update times. 6458 if (currentTime != 0) { 6459 if (pkgSetting.firstInstallTime == 0) { 6460 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 6461 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 6462 pkgSetting.lastUpdateTime = currentTime; 6463 } 6464 } else if (pkgSetting.firstInstallTime == 0) { 6465 // We need *something*. Take time time stamp of the file. 6466 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 6467 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 6468 if (scanFileTime != pkgSetting.timeStamp) { 6469 // A package on the system image has changed; consider this 6470 // to be an update. 6471 pkgSetting.lastUpdateTime = scanFileTime; 6472 } 6473 } 6474 6475 // Add the package's KeySets to the global KeySetManagerService 6476 KeySetManagerService ksms = mSettings.mKeySetManagerService; 6477 try { 6478 ksms.addSigningKeySetToPackageLPw(pkg.packageName, pkg.mSigningKeys); 6479 if (pkg.mKeySetMapping != null) { 6480 ksms.addDefinedKeySetsToPackageLPw(pkg.packageName, pkg.mKeySetMapping); 6481 if (pkg.mUpgradeKeySets != null) { 6482 ksms.addUpgradeKeySetsToPackageLPw(pkg.packageName, pkg.mUpgradeKeySets); 6483 } 6484 } 6485 } catch (NullPointerException e) { 6486 Slog.e(TAG, "Could not add KeySet to " + pkg.packageName, e); 6487 } catch (IllegalArgumentException e) { 6488 Slog.e(TAG, "Could not add KeySet to malformed package" + pkg.packageName, e); 6489 } 6490 6491 int N = pkg.providers.size(); 6492 StringBuilder r = null; 6493 int i; 6494 for (i=0; i<N; i++) { 6495 PackageParser.Provider p = pkg.providers.get(i); 6496 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 6497 p.info.processName, pkg.applicationInfo.uid); 6498 mProviders.addProvider(p); 6499 p.syncable = p.info.isSyncable; 6500 if (p.info.authority != null) { 6501 String names[] = p.info.authority.split(";"); 6502 p.info.authority = null; 6503 for (int j = 0; j < names.length; j++) { 6504 if (j == 1 && p.syncable) { 6505 // We only want the first authority for a provider to possibly be 6506 // syncable, so if we already added this provider using a different 6507 // authority clear the syncable flag. We copy the provider before 6508 // changing it because the mProviders object contains a reference 6509 // to a provider that we don't want to change. 6510 // Only do this for the second authority since the resulting provider 6511 // object can be the same for all future authorities for this provider. 6512 p = new PackageParser.Provider(p); 6513 p.syncable = false; 6514 } 6515 if (!mProvidersByAuthority.containsKey(names[j])) { 6516 mProvidersByAuthority.put(names[j], p); 6517 if (p.info.authority == null) { 6518 p.info.authority = names[j]; 6519 } else { 6520 p.info.authority = p.info.authority + ";" + names[j]; 6521 } 6522 if (DEBUG_PACKAGE_SCANNING) { 6523 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6524 Log.d(TAG, "Registered content provider: " + names[j] 6525 + ", className = " + p.info.name + ", isSyncable = " 6526 + p.info.isSyncable); 6527 } 6528 } else { 6529 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6530 Slog.w(TAG, "Skipping provider name " + names[j] + 6531 " (in package " + pkg.applicationInfo.packageName + 6532 "): name already used by " 6533 + ((other != null && other.getComponentName() != null) 6534 ? other.getComponentName().getPackageName() : "?")); 6535 } 6536 } 6537 } 6538 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6539 if (r == null) { 6540 r = new StringBuilder(256); 6541 } else { 6542 r.append(' '); 6543 } 6544 r.append(p.info.name); 6545 } 6546 } 6547 if (r != null) { 6548 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 6549 } 6550 6551 N = pkg.services.size(); 6552 r = null; 6553 for (i=0; i<N; i++) { 6554 PackageParser.Service s = pkg.services.get(i); 6555 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 6556 s.info.processName, pkg.applicationInfo.uid); 6557 mServices.addService(s); 6558 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6559 if (r == null) { 6560 r = new StringBuilder(256); 6561 } else { 6562 r.append(' '); 6563 } 6564 r.append(s.info.name); 6565 } 6566 } 6567 if (r != null) { 6568 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 6569 } 6570 6571 N = pkg.receivers.size(); 6572 r = null; 6573 for (i=0; i<N; i++) { 6574 PackageParser.Activity a = pkg.receivers.get(i); 6575 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 6576 a.info.processName, pkg.applicationInfo.uid); 6577 mReceivers.addActivity(a, "receiver"); 6578 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6579 if (r == null) { 6580 r = new StringBuilder(256); 6581 } else { 6582 r.append(' '); 6583 } 6584 r.append(a.info.name); 6585 } 6586 } 6587 if (r != null) { 6588 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 6589 } 6590 6591 N = pkg.activities.size(); 6592 r = null; 6593 for (i=0; i<N; i++) { 6594 PackageParser.Activity a = pkg.activities.get(i); 6595 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 6596 a.info.processName, pkg.applicationInfo.uid); 6597 mActivities.addActivity(a, "activity"); 6598 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6599 if (r == null) { 6600 r = new StringBuilder(256); 6601 } else { 6602 r.append(' '); 6603 } 6604 r.append(a.info.name); 6605 } 6606 } 6607 if (r != null) { 6608 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 6609 } 6610 6611 N = pkg.permissionGroups.size(); 6612 r = null; 6613 for (i=0; i<N; i++) { 6614 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 6615 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 6616 if (cur == null) { 6617 mPermissionGroups.put(pg.info.name, pg); 6618 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6619 if (r == null) { 6620 r = new StringBuilder(256); 6621 } else { 6622 r.append(' '); 6623 } 6624 r.append(pg.info.name); 6625 } 6626 } else { 6627 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 6628 + pg.info.packageName + " ignored: original from " 6629 + cur.info.packageName); 6630 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6631 if (r == null) { 6632 r = new StringBuilder(256); 6633 } else { 6634 r.append(' '); 6635 } 6636 r.append("DUP:"); 6637 r.append(pg.info.name); 6638 } 6639 } 6640 } 6641 if (r != null) { 6642 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 6643 } 6644 6645 N = pkg.permissions.size(); 6646 r = null; 6647 for (i=0; i<N; i++) { 6648 PackageParser.Permission p = pkg.permissions.get(i); 6649 6650 // Now that permission groups have a special meaning, we ignore permission 6651 // groups for legacy apps to prevent unexpected behavior. In particular, 6652 // permissions for one app being granted to someone just becuase they happen 6653 // to be in a group defined by another app (before this had no implications). 6654 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 6655 p.group = mPermissionGroups.get(p.info.group); 6656 // Warn for a permission in an unknown group. 6657 if (p.info.group != null && p.group == null) { 6658 Slog.w(TAG, "Permission " + p.info.name + " from package " 6659 + p.info.packageName + " in an unknown group " + p.info.group); 6660 } 6661 } 6662 6663 ArrayMap<String, BasePermission> permissionMap = 6664 p.tree ? mSettings.mPermissionTrees 6665 : mSettings.mPermissions; 6666 BasePermission bp = permissionMap.get(p.info.name); 6667 6668 // Allow system apps to redefine non-system permissions 6669 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 6670 final boolean currentOwnerIsSystem = (bp.perm != null 6671 && isSystemApp(bp.perm.owner)); 6672 if (isSystemApp(p.owner)) { 6673 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 6674 // It's a built-in permission and no owner, take ownership now 6675 bp.packageSetting = pkgSetting; 6676 bp.perm = p; 6677 bp.uid = pkg.applicationInfo.uid; 6678 bp.sourcePackage = p.info.packageName; 6679 } else if (!currentOwnerIsSystem) { 6680 String msg = "New decl " + p.owner + " of permission " 6681 + p.info.name + " is system; overriding " + bp.sourcePackage; 6682 reportSettingsProblem(Log.WARN, msg); 6683 bp = null; 6684 } 6685 } 6686 } 6687 6688 if (bp == null) { 6689 bp = new BasePermission(p.info.name, p.info.packageName, 6690 BasePermission.TYPE_NORMAL); 6691 permissionMap.put(p.info.name, bp); 6692 } 6693 6694 if (bp.perm == null) { 6695 if (bp.sourcePackage == null 6696 || bp.sourcePackage.equals(p.info.packageName)) { 6697 BasePermission tree = findPermissionTreeLP(p.info.name); 6698 if (tree == null 6699 || tree.sourcePackage.equals(p.info.packageName)) { 6700 bp.packageSetting = pkgSetting; 6701 bp.perm = p; 6702 bp.uid = pkg.applicationInfo.uid; 6703 bp.sourcePackage = p.info.packageName; 6704 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6705 if (r == null) { 6706 r = new StringBuilder(256); 6707 } else { 6708 r.append(' '); 6709 } 6710 r.append(p.info.name); 6711 } 6712 } else { 6713 Slog.w(TAG, "Permission " + p.info.name + " from package " 6714 + p.info.packageName + " ignored: base tree " 6715 + tree.name + " is from package " 6716 + tree.sourcePackage); 6717 } 6718 } else { 6719 Slog.w(TAG, "Permission " + p.info.name + " from package " 6720 + p.info.packageName + " ignored: original from " 6721 + bp.sourcePackage); 6722 } 6723 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6724 if (r == null) { 6725 r = new StringBuilder(256); 6726 } else { 6727 r.append(' '); 6728 } 6729 r.append("DUP:"); 6730 r.append(p.info.name); 6731 } 6732 if (bp.perm == p) { 6733 bp.protectionLevel = p.info.protectionLevel; 6734 } 6735 } 6736 6737 if (r != null) { 6738 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 6739 } 6740 6741 N = pkg.instrumentation.size(); 6742 r = null; 6743 for (i=0; i<N; i++) { 6744 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 6745 a.info.packageName = pkg.applicationInfo.packageName; 6746 a.info.sourceDir = pkg.applicationInfo.sourceDir; 6747 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 6748 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 6749 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 6750 a.info.dataDir = pkg.applicationInfo.dataDir; 6751 6752 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 6753 // need other information about the application, like the ABI and what not ? 6754 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 6755 mInstrumentation.put(a.getComponentName(), a); 6756 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6757 if (r == null) { 6758 r = new StringBuilder(256); 6759 } else { 6760 r.append(' '); 6761 } 6762 r.append(a.info.name); 6763 } 6764 } 6765 if (r != null) { 6766 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 6767 } 6768 6769 if (pkg.protectedBroadcasts != null) { 6770 N = pkg.protectedBroadcasts.size(); 6771 for (i=0; i<N; i++) { 6772 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 6773 } 6774 } 6775 6776 pkgSetting.setTimeStamp(scanFileTime); 6777 6778 // Create idmap files for pairs of (packages, overlay packages). 6779 // Note: "android", ie framework-res.apk, is handled by native layers. 6780 if (pkg.mOverlayTarget != null) { 6781 // This is an overlay package. 6782 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 6783 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 6784 mOverlays.put(pkg.mOverlayTarget, 6785 new ArrayMap<String, PackageParser.Package>()); 6786 } 6787 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 6788 map.put(pkg.packageName, pkg); 6789 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 6790 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 6791 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6792 "scanPackageLI failed to createIdmap"); 6793 } 6794 } 6795 } else if (mOverlays.containsKey(pkg.packageName) && 6796 !pkg.packageName.equals("android")) { 6797 // This is a regular package, with one or more known overlay packages. 6798 createIdmapsForPackageLI(pkg); 6799 } 6800 } 6801 6802 return pkg; 6803 } 6804 6805 /** 6806 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 6807 * i.e, so that all packages can be run inside a single process if required. 6808 * 6809 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 6810 * this function will either try and make the ABI for all packages in {@code packagesForUser} 6811 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 6812 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 6813 * updating a package that belongs to a shared user. 6814 * 6815 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 6816 * adds unnecessary complexity. 6817 */ 6818 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 6819 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 6820 String requiredInstructionSet = null; 6821 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 6822 requiredInstructionSet = VMRuntime.getInstructionSet( 6823 scannedPackage.applicationInfo.primaryCpuAbi); 6824 } 6825 6826 PackageSetting requirer = null; 6827 for (PackageSetting ps : packagesForUser) { 6828 // If packagesForUser contains scannedPackage, we skip it. This will happen 6829 // when scannedPackage is an update of an existing package. Without this check, 6830 // we will never be able to change the ABI of any package belonging to a shared 6831 // user, even if it's compatible with other packages. 6832 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 6833 if (ps.primaryCpuAbiString == null) { 6834 continue; 6835 } 6836 6837 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 6838 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 6839 // We have a mismatch between instruction sets (say arm vs arm64) warn about 6840 // this but there's not much we can do. 6841 String errorMessage = "Instruction set mismatch, " 6842 + ((requirer == null) ? "[caller]" : requirer) 6843 + " requires " + requiredInstructionSet + " whereas " + ps 6844 + " requires " + instructionSet; 6845 Slog.w(TAG, errorMessage); 6846 } 6847 6848 if (requiredInstructionSet == null) { 6849 requiredInstructionSet = instructionSet; 6850 requirer = ps; 6851 } 6852 } 6853 } 6854 6855 if (requiredInstructionSet != null) { 6856 String adjustedAbi; 6857 if (requirer != null) { 6858 // requirer != null implies that either scannedPackage was null or that scannedPackage 6859 // did not require an ABI, in which case we have to adjust scannedPackage to match 6860 // the ABI of the set (which is the same as requirer's ABI) 6861 adjustedAbi = requirer.primaryCpuAbiString; 6862 if (scannedPackage != null) { 6863 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 6864 } 6865 } else { 6866 // requirer == null implies that we're updating all ABIs in the set to 6867 // match scannedPackage. 6868 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 6869 } 6870 6871 for (PackageSetting ps : packagesForUser) { 6872 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 6873 if (ps.primaryCpuAbiString != null) { 6874 continue; 6875 } 6876 6877 ps.primaryCpuAbiString = adjustedAbi; 6878 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 6879 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 6880 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 6881 6882 int result = mPackageDexOptimizer.performDexOpt(ps.pkg, 6883 null /* instruction sets */, forceDexOpt, deferDexOpt, true); 6884 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6885 ps.primaryCpuAbiString = null; 6886 ps.pkg.applicationInfo.primaryCpuAbi = null; 6887 return; 6888 } else { 6889 mInstaller.rmdex(ps.codePathString, 6890 getDexCodeInstructionSet(getPreferredInstructionSet())); 6891 } 6892 } 6893 } 6894 } 6895 } 6896 } 6897 6898 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 6899 synchronized (mPackages) { 6900 mResolverReplaced = true; 6901 // Set up information for custom user intent resolution activity. 6902 mResolveActivity.applicationInfo = pkg.applicationInfo; 6903 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 6904 mResolveActivity.packageName = pkg.applicationInfo.packageName; 6905 mResolveActivity.processName = pkg.applicationInfo.packageName; 6906 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6907 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 6908 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 6909 mResolveActivity.theme = 0; 6910 mResolveActivity.exported = true; 6911 mResolveActivity.enabled = true; 6912 mResolveInfo.activityInfo = mResolveActivity; 6913 mResolveInfo.priority = 0; 6914 mResolveInfo.preferredOrder = 0; 6915 mResolveInfo.match = 0; 6916 mResolveComponentName = mCustomResolverComponentName; 6917 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 6918 mResolveComponentName); 6919 } 6920 } 6921 6922 private static String calculateBundledApkRoot(final String codePathString) { 6923 final File codePath = new File(codePathString); 6924 final File codeRoot; 6925 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 6926 codeRoot = Environment.getRootDirectory(); 6927 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 6928 codeRoot = Environment.getOemDirectory(); 6929 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 6930 codeRoot = Environment.getVendorDirectory(); 6931 } else { 6932 // Unrecognized code path; take its top real segment as the apk root: 6933 // e.g. /something/app/blah.apk => /something 6934 try { 6935 File f = codePath.getCanonicalFile(); 6936 File parent = f.getParentFile(); // non-null because codePath is a file 6937 File tmp; 6938 while ((tmp = parent.getParentFile()) != null) { 6939 f = parent; 6940 parent = tmp; 6941 } 6942 codeRoot = f; 6943 Slog.w(TAG, "Unrecognized code path " 6944 + codePath + " - using " + codeRoot); 6945 } catch (IOException e) { 6946 // Can't canonicalize the code path -- shenanigans? 6947 Slog.w(TAG, "Can't canonicalize code path " + codePath); 6948 return Environment.getRootDirectory().getPath(); 6949 } 6950 } 6951 return codeRoot.getPath(); 6952 } 6953 6954 /** 6955 * Derive and set the location of native libraries for the given package, 6956 * which varies depending on where and how the package was installed. 6957 */ 6958 private void setNativeLibraryPaths(PackageParser.Package pkg) { 6959 final ApplicationInfo info = pkg.applicationInfo; 6960 final String codePath = pkg.codePath; 6961 final File codeFile = new File(codePath); 6962 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 6963 final boolean asecApp = info.isForwardLocked() || isExternal(info); 6964 6965 info.nativeLibraryRootDir = null; 6966 info.nativeLibraryRootRequiresIsa = false; 6967 info.nativeLibraryDir = null; 6968 info.secondaryNativeLibraryDir = null; 6969 6970 if (isApkFile(codeFile)) { 6971 // Monolithic install 6972 if (bundledApp) { 6973 // If "/system/lib64/apkname" exists, assume that is the per-package 6974 // native library directory to use; otherwise use "/system/lib/apkname". 6975 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 6976 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 6977 getPrimaryInstructionSet(info)); 6978 6979 // This is a bundled system app so choose the path based on the ABI. 6980 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 6981 // is just the default path. 6982 final String apkName = deriveCodePathName(codePath); 6983 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 6984 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 6985 apkName).getAbsolutePath(); 6986 6987 if (info.secondaryCpuAbi != null) { 6988 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 6989 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 6990 secondaryLibDir, apkName).getAbsolutePath(); 6991 } 6992 } else if (asecApp) { 6993 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 6994 .getAbsolutePath(); 6995 } else { 6996 final String apkName = deriveCodePathName(codePath); 6997 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 6998 .getAbsolutePath(); 6999 } 7000 7001 info.nativeLibraryRootRequiresIsa = false; 7002 info.nativeLibraryDir = info.nativeLibraryRootDir; 7003 } else { 7004 // Cluster install 7005 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 7006 info.nativeLibraryRootRequiresIsa = true; 7007 7008 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 7009 getPrimaryInstructionSet(info)).getAbsolutePath(); 7010 7011 if (info.secondaryCpuAbi != null) { 7012 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 7013 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 7014 } 7015 } 7016 } 7017 7018 /** 7019 * Calculate the abis and roots for a bundled app. These can uniquely 7020 * be determined from the contents of the system partition, i.e whether 7021 * it contains 64 or 32 bit shared libraries etc. We do not validate any 7022 * of this information, and instead assume that the system was built 7023 * sensibly. 7024 */ 7025 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 7026 PackageSetting pkgSetting) { 7027 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 7028 7029 // If "/system/lib64/apkname" exists, assume that is the per-package 7030 // native library directory to use; otherwise use "/system/lib/apkname". 7031 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 7032 setBundledAppAbi(pkg, apkRoot, apkName); 7033 // pkgSetting might be null during rescan following uninstall of updates 7034 // to a bundled app, so accommodate that possibility. The settings in 7035 // that case will be established later from the parsed package. 7036 // 7037 // If the settings aren't null, sync them up with what we've just derived. 7038 // note that apkRoot isn't stored in the package settings. 7039 if (pkgSetting != null) { 7040 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7041 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7042 } 7043 } 7044 7045 /** 7046 * Deduces the ABI of a bundled app and sets the relevant fields on the 7047 * parsed pkg object. 7048 * 7049 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 7050 * under which system libraries are installed. 7051 * @param apkName the name of the installed package. 7052 */ 7053 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 7054 final File codeFile = new File(pkg.codePath); 7055 7056 final boolean has64BitLibs; 7057 final boolean has32BitLibs; 7058 if (isApkFile(codeFile)) { 7059 // Monolithic install 7060 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 7061 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 7062 } else { 7063 // Cluster install 7064 final File rootDir = new File(codeFile, LIB_DIR_NAME); 7065 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 7066 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 7067 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 7068 has64BitLibs = (new File(rootDir, isa)).exists(); 7069 } else { 7070 has64BitLibs = false; 7071 } 7072 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 7073 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 7074 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 7075 has32BitLibs = (new File(rootDir, isa)).exists(); 7076 } else { 7077 has32BitLibs = false; 7078 } 7079 } 7080 7081 if (has64BitLibs && !has32BitLibs) { 7082 // The package has 64 bit libs, but not 32 bit libs. Its primary 7083 // ABI should be 64 bit. We can safely assume here that the bundled 7084 // native libraries correspond to the most preferred ABI in the list. 7085 7086 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7087 pkg.applicationInfo.secondaryCpuAbi = null; 7088 } else if (has32BitLibs && !has64BitLibs) { 7089 // The package has 32 bit libs but not 64 bit libs. Its primary 7090 // ABI should be 32 bit. 7091 7092 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7093 pkg.applicationInfo.secondaryCpuAbi = null; 7094 } else if (has32BitLibs && has64BitLibs) { 7095 // The application has both 64 and 32 bit bundled libraries. We check 7096 // here that the app declares multiArch support, and warn if it doesn't. 7097 // 7098 // We will be lenient here and record both ABIs. The primary will be the 7099 // ABI that's higher on the list, i.e, a device that's configured to prefer 7100 // 64 bit apps will see a 64 bit primary ABI, 7101 7102 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 7103 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 7104 } 7105 7106 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 7107 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7108 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7109 } else { 7110 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7111 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7112 } 7113 } else { 7114 pkg.applicationInfo.primaryCpuAbi = null; 7115 pkg.applicationInfo.secondaryCpuAbi = null; 7116 } 7117 } 7118 7119 private void killApplication(String pkgName, int appId, String reason) { 7120 // Request the ActivityManager to kill the process(only for existing packages) 7121 // so that we do not end up in a confused state while the user is still using the older 7122 // version of the application while the new one gets installed. 7123 IActivityManager am = ActivityManagerNative.getDefault(); 7124 if (am != null) { 7125 try { 7126 am.killApplicationWithAppId(pkgName, appId, reason); 7127 } catch (RemoteException e) { 7128 } 7129 } 7130 } 7131 7132 void removePackageLI(PackageSetting ps, boolean chatty) { 7133 if (DEBUG_INSTALL) { 7134 if (chatty) 7135 Log.d(TAG, "Removing package " + ps.name); 7136 } 7137 7138 // writer 7139 synchronized (mPackages) { 7140 mPackages.remove(ps.name); 7141 final PackageParser.Package pkg = ps.pkg; 7142 if (pkg != null) { 7143 cleanPackageDataStructuresLILPw(pkg, chatty); 7144 } 7145 } 7146 } 7147 7148 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 7149 if (DEBUG_INSTALL) { 7150 if (chatty) 7151 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 7152 } 7153 7154 // writer 7155 synchronized (mPackages) { 7156 mPackages.remove(pkg.applicationInfo.packageName); 7157 cleanPackageDataStructuresLILPw(pkg, chatty); 7158 } 7159 } 7160 7161 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 7162 int N = pkg.providers.size(); 7163 StringBuilder r = null; 7164 int i; 7165 for (i=0; i<N; i++) { 7166 PackageParser.Provider p = pkg.providers.get(i); 7167 mProviders.removeProvider(p); 7168 if (p.info.authority == null) { 7169 7170 /* There was another ContentProvider with this authority when 7171 * this app was installed so this authority is null, 7172 * Ignore it as we don't have to unregister the provider. 7173 */ 7174 continue; 7175 } 7176 String names[] = p.info.authority.split(";"); 7177 for (int j = 0; j < names.length; j++) { 7178 if (mProvidersByAuthority.get(names[j]) == p) { 7179 mProvidersByAuthority.remove(names[j]); 7180 if (DEBUG_REMOVE) { 7181 if (chatty) 7182 Log.d(TAG, "Unregistered content provider: " + names[j] 7183 + ", className = " + p.info.name + ", isSyncable = " 7184 + p.info.isSyncable); 7185 } 7186 } 7187 } 7188 if (DEBUG_REMOVE && chatty) { 7189 if (r == null) { 7190 r = new StringBuilder(256); 7191 } else { 7192 r.append(' '); 7193 } 7194 r.append(p.info.name); 7195 } 7196 } 7197 if (r != null) { 7198 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 7199 } 7200 7201 N = pkg.services.size(); 7202 r = null; 7203 for (i=0; i<N; i++) { 7204 PackageParser.Service s = pkg.services.get(i); 7205 mServices.removeService(s); 7206 if (chatty) { 7207 if (r == null) { 7208 r = new StringBuilder(256); 7209 } else { 7210 r.append(' '); 7211 } 7212 r.append(s.info.name); 7213 } 7214 } 7215 if (r != null) { 7216 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 7217 } 7218 7219 N = pkg.receivers.size(); 7220 r = null; 7221 for (i=0; i<N; i++) { 7222 PackageParser.Activity a = pkg.receivers.get(i); 7223 mReceivers.removeActivity(a, "receiver"); 7224 if (DEBUG_REMOVE && chatty) { 7225 if (r == null) { 7226 r = new StringBuilder(256); 7227 } else { 7228 r.append(' '); 7229 } 7230 r.append(a.info.name); 7231 } 7232 } 7233 if (r != null) { 7234 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 7235 } 7236 7237 N = pkg.activities.size(); 7238 r = null; 7239 for (i=0; i<N; i++) { 7240 PackageParser.Activity a = pkg.activities.get(i); 7241 mActivities.removeActivity(a, "activity"); 7242 if (DEBUG_REMOVE && chatty) { 7243 if (r == null) { 7244 r = new StringBuilder(256); 7245 } else { 7246 r.append(' '); 7247 } 7248 r.append(a.info.name); 7249 } 7250 } 7251 if (r != null) { 7252 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 7253 } 7254 7255 N = pkg.permissions.size(); 7256 r = null; 7257 for (i=0; i<N; i++) { 7258 PackageParser.Permission p = pkg.permissions.get(i); 7259 BasePermission bp = mSettings.mPermissions.get(p.info.name); 7260 if (bp == null) { 7261 bp = mSettings.mPermissionTrees.get(p.info.name); 7262 } 7263 if (bp != null && bp.perm == p) { 7264 bp.perm = null; 7265 if (DEBUG_REMOVE && chatty) { 7266 if (r == null) { 7267 r = new StringBuilder(256); 7268 } else { 7269 r.append(' '); 7270 } 7271 r.append(p.info.name); 7272 } 7273 } 7274 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7275 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 7276 if (appOpPerms != null) { 7277 appOpPerms.remove(pkg.packageName); 7278 } 7279 } 7280 } 7281 if (r != null) { 7282 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 7283 } 7284 7285 N = pkg.requestedPermissions.size(); 7286 r = null; 7287 for (i=0; i<N; i++) { 7288 String perm = pkg.requestedPermissions.get(i); 7289 BasePermission bp = mSettings.mPermissions.get(perm); 7290 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7291 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 7292 if (appOpPerms != null) { 7293 appOpPerms.remove(pkg.packageName); 7294 if (appOpPerms.isEmpty()) { 7295 mAppOpPermissionPackages.remove(perm); 7296 } 7297 } 7298 } 7299 } 7300 if (r != null) { 7301 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 7302 } 7303 7304 N = pkg.instrumentation.size(); 7305 r = null; 7306 for (i=0; i<N; i++) { 7307 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7308 mInstrumentation.remove(a.getComponentName()); 7309 if (DEBUG_REMOVE && chatty) { 7310 if (r == null) { 7311 r = new StringBuilder(256); 7312 } else { 7313 r.append(' '); 7314 } 7315 r.append(a.info.name); 7316 } 7317 } 7318 if (r != null) { 7319 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 7320 } 7321 7322 r = null; 7323 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7324 // Only system apps can hold shared libraries. 7325 if (pkg.libraryNames != null) { 7326 for (i=0; i<pkg.libraryNames.size(); i++) { 7327 String name = pkg.libraryNames.get(i); 7328 SharedLibraryEntry cur = mSharedLibraries.get(name); 7329 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 7330 mSharedLibraries.remove(name); 7331 if (DEBUG_REMOVE && chatty) { 7332 if (r == null) { 7333 r = new StringBuilder(256); 7334 } else { 7335 r.append(' '); 7336 } 7337 r.append(name); 7338 } 7339 } 7340 } 7341 } 7342 } 7343 if (r != null) { 7344 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 7345 } 7346 } 7347 7348 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 7349 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 7350 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 7351 return true; 7352 } 7353 } 7354 return false; 7355 } 7356 7357 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 7358 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 7359 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 7360 7361 private void updatePermissionsLPw(String changingPkg, 7362 PackageParser.Package pkgInfo, int flags) { 7363 // Make sure there are no dangling permission trees. 7364 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 7365 while (it.hasNext()) { 7366 final BasePermission bp = it.next(); 7367 if (bp.packageSetting == null) { 7368 // We may not yet have parsed the package, so just see if 7369 // we still know about its settings. 7370 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 7371 } 7372 if (bp.packageSetting == null) { 7373 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 7374 + " from package " + bp.sourcePackage); 7375 it.remove(); 7376 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 7377 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 7378 Slog.i(TAG, "Removing old permission tree: " + bp.name 7379 + " from package " + bp.sourcePackage); 7380 flags |= UPDATE_PERMISSIONS_ALL; 7381 it.remove(); 7382 } 7383 } 7384 } 7385 7386 // Make sure all dynamic permissions have been assigned to a package, 7387 // and make sure there are no dangling permissions. 7388 it = mSettings.mPermissions.values().iterator(); 7389 while (it.hasNext()) { 7390 final BasePermission bp = it.next(); 7391 if (bp.type == BasePermission.TYPE_DYNAMIC) { 7392 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 7393 + bp.name + " pkg=" + bp.sourcePackage 7394 + " info=" + bp.pendingInfo); 7395 if (bp.packageSetting == null && bp.pendingInfo != null) { 7396 final BasePermission tree = findPermissionTreeLP(bp.name); 7397 if (tree != null && tree.perm != null) { 7398 bp.packageSetting = tree.packageSetting; 7399 bp.perm = new PackageParser.Permission(tree.perm.owner, 7400 new PermissionInfo(bp.pendingInfo)); 7401 bp.perm.info.packageName = tree.perm.info.packageName; 7402 bp.perm.info.name = bp.name; 7403 bp.uid = tree.uid; 7404 } 7405 } 7406 } 7407 if (bp.packageSetting == null) { 7408 // We may not yet have parsed the package, so just see if 7409 // we still know about its settings. 7410 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 7411 } 7412 if (bp.packageSetting == null) { 7413 Slog.w(TAG, "Removing dangling permission: " + bp.name 7414 + " from package " + bp.sourcePackage); 7415 it.remove(); 7416 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 7417 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 7418 Slog.i(TAG, "Removing old permission: " + bp.name 7419 + " from package " + bp.sourcePackage); 7420 flags |= UPDATE_PERMISSIONS_ALL; 7421 it.remove(); 7422 } 7423 } 7424 } 7425 7426 // Now update the permissions for all packages, in particular 7427 // replace the granted permissions of the system packages. 7428 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 7429 for (PackageParser.Package pkg : mPackages.values()) { 7430 if (pkg != pkgInfo) { 7431 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0, 7432 changingPkg); 7433 } 7434 } 7435 } 7436 7437 if (pkgInfo != null) { 7438 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0, changingPkg); 7439 } 7440 } 7441 7442 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 7443 String packageOfInterest) { 7444 // IMPORTANT: There are two types of permissions: install and runtime. 7445 // Install time permissions are granted when the app is installed to 7446 // all device users and users added in the future. Runtime permissions 7447 // are granted at runtime explicitly to specific users. Normal and signature 7448 // protected permissions are install time permissions. Dangerous permissions 7449 // are install permissions if the app's target SDK is Lollipop MR1 or older, 7450 // otherwise they are runtime permissions. This function does not manage 7451 // runtime permissions except for the case an app targeting Lollipop MR1 7452 // being upgraded to target a newer SDK, in which case dangerous permissions 7453 // are transformed from install time to runtime ones. 7454 7455 final PackageSetting ps = (PackageSetting) pkg.mExtras; 7456 if (ps == null) { 7457 return; 7458 } 7459 7460 PermissionsState permissionsState = ps.getPermissionsState(); 7461 PermissionsState origPermissions = permissionsState; 7462 7463 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 7464 7465 int[] upgradeUserIds = PermissionsState.USERS_NONE; 7466 int[] changedRuntimePermissionUserIds = PermissionsState.USERS_NONE; 7467 7468 boolean changedInstallPermission = false; 7469 7470 if (replace) { 7471 ps.installPermissionsFixed = false; 7472 if (!ps.isSharedUser()) { 7473 origPermissions = new PermissionsState(permissionsState); 7474 permissionsState.reset(); 7475 } 7476 } 7477 7478 permissionsState.setGlobalGids(mGlobalGids); 7479 7480 final int N = pkg.requestedPermissions.size(); 7481 for (int i=0; i<N; i++) { 7482 final String name = pkg.requestedPermissions.get(i); 7483 final BasePermission bp = mSettings.mPermissions.get(name); 7484 7485 if (DEBUG_INSTALL) { 7486 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 7487 } 7488 7489 if (bp == null || bp.packageSetting == null) { 7490 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 7491 Slog.w(TAG, "Unknown permission " + name 7492 + " in package " + pkg.packageName); 7493 } 7494 continue; 7495 } 7496 7497 final String perm = bp.name; 7498 boolean allowedSig = false; 7499 int grant = GRANT_DENIED; 7500 7501 // Keep track of app op permissions. 7502 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7503 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 7504 if (pkgs == null) { 7505 pkgs = new ArraySet<>(); 7506 mAppOpPermissionPackages.put(bp.name, pkgs); 7507 } 7508 pkgs.add(pkg.packageName); 7509 } 7510 7511 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 7512 switch (level) { 7513 case PermissionInfo.PROTECTION_NORMAL: { 7514 // For all apps normal permissions are install time ones. 7515 grant = GRANT_INSTALL; 7516 } break; 7517 7518 case PermissionInfo.PROTECTION_DANGEROUS: { 7519 if (!RUNTIME_PERMISSIONS_ENABLED 7520 || pkg.applicationInfo.targetSdkVersion 7521 <= Build.VERSION_CODES.LOLLIPOP_MR1) { 7522 // For legacy apps dangerous permissions are install time ones. 7523 grant = GRANT_INSTALL; 7524 } else if (ps.isSystem()) { 7525 final int[] updatedUserIds = ps.getPermissionsUpdatedForUserIds(); 7526 if (origPermissions.hasInstallPermission(bp.name)) { 7527 // If a system app had an install permission, then the app was 7528 // upgraded and we grant the permissions as runtime to all users. 7529 grant = GRANT_UPGRADE; 7530 upgradeUserIds = currentUserIds; 7531 } else if (!Arrays.equals(updatedUserIds, currentUserIds)) { 7532 // If users changed since the last permissions update for a 7533 // system app, we grant the permission as runtime to the new users. 7534 grant = GRANT_UPGRADE; 7535 upgradeUserIds = currentUserIds; 7536 for (int userId : updatedUserIds) { 7537 upgradeUserIds = ArrayUtils.removeInt(upgradeUserIds, userId); 7538 } 7539 } else { 7540 // Otherwise, we grant the permission as runtime if the app 7541 // already had it, i.e. we preserve runtime permissions. 7542 grant = GRANT_RUNTIME; 7543 } 7544 } else if (origPermissions.hasInstallPermission(bp.name)) { 7545 // For legacy apps that became modern, install becomes runtime. 7546 grant = GRANT_UPGRADE; 7547 upgradeUserIds = currentUserIds; 7548 } else if (replace) { 7549 // For upgraded modern apps keep runtime permissions unchanged. 7550 grant = GRANT_RUNTIME; 7551 } 7552 } break; 7553 7554 case PermissionInfo.PROTECTION_SIGNATURE: { 7555 // For all apps signature permissions are install time ones. 7556 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 7557 if (allowedSig) { 7558 grant = GRANT_INSTALL; 7559 } 7560 } break; 7561 } 7562 7563 if (DEBUG_INSTALL) { 7564 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 7565 } 7566 7567 if (grant != GRANT_DENIED) { 7568 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 7569 // If this is an existing, non-system package, then 7570 // we can't add any new permissions to it. 7571 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 7572 // Except... if this is a permission that was added 7573 // to the platform (note: need to only do this when 7574 // updating the platform). 7575 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 7576 grant = GRANT_DENIED; 7577 } 7578 } 7579 } 7580 7581 switch (grant) { 7582 case GRANT_INSTALL: { 7583 // Grant an install permission. 7584 if (permissionsState.grantInstallPermission(bp) != 7585 PermissionsState.PERMISSION_OPERATION_FAILURE) { 7586 changedInstallPermission = true; 7587 } 7588 } break; 7589 7590 case GRANT_RUNTIME: { 7591 // Grant previously granted runtime permissions. 7592 for (int userId : UserManagerService.getInstance().getUserIds()) { 7593 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 7594 if (permissionsState.grantRuntimePermission(bp, userId) == 7595 PermissionsState.PERMISSION_OPERATION_FAILURE) { 7596 // If we cannot put the permission as it was, we have to write. 7597 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 7598 changedRuntimePermissionUserIds, userId); 7599 } 7600 } 7601 } 7602 } break; 7603 7604 case GRANT_UPGRADE: { 7605 // Grant runtime permissions for a previously held install permission. 7606 permissionsState.revokeInstallPermission(bp); 7607 for (int userId : upgradeUserIds) { 7608 if (permissionsState.grantRuntimePermission(bp, userId) != 7609 PermissionsState.PERMISSION_OPERATION_FAILURE) { 7610 // If we granted the permission, we have to write. 7611 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 7612 changedRuntimePermissionUserIds, userId); 7613 } 7614 } 7615 } break; 7616 7617 default: { 7618 if (packageOfInterest == null 7619 || packageOfInterest.equals(pkg.packageName)) { 7620 Slog.w(TAG, "Not granting permission " + perm 7621 + " to package " + pkg.packageName 7622 + " because it was previously installed without"); 7623 } 7624 } break; 7625 } 7626 } else { 7627 if (permissionsState.revokeInstallPermission(bp) != 7628 PermissionsState.PERMISSION_OPERATION_FAILURE) { 7629 changedInstallPermission = true; 7630 Slog.i(TAG, "Un-granting permission " + perm 7631 + " from package " + pkg.packageName 7632 + " (protectionLevel=" + bp.protectionLevel 7633 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 7634 + ")"); 7635 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 7636 // Don't print warning for app op permissions, since it is fine for them 7637 // not to be granted, there is a UI for the user to decide. 7638 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 7639 Slog.w(TAG, "Not granting permission " + perm 7640 + " to package " + pkg.packageName 7641 + " (protectionLevel=" + bp.protectionLevel 7642 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 7643 + ")"); 7644 } 7645 } 7646 } 7647 } 7648 7649 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 7650 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 7651 // This is the first that we have heard about this package, so the 7652 // permissions we have now selected are fixed until explicitly 7653 // changed. 7654 ps.installPermissionsFixed = true; 7655 } 7656 7657 ps.setPermissionsUpdatedForUserIds(currentUserIds); 7658 7659 // Persist the runtime permissions state for users with changes. 7660 if (RUNTIME_PERMISSIONS_ENABLED) { 7661 for (int userId : changedRuntimePermissionUserIds) { 7662 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 7663 } 7664 } 7665 } 7666 7667 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 7668 boolean allowed = false; 7669 final int NP = PackageParser.NEW_PERMISSIONS.length; 7670 for (int ip=0; ip<NP; ip++) { 7671 final PackageParser.NewPermissionInfo npi 7672 = PackageParser.NEW_PERMISSIONS[ip]; 7673 if (npi.name.equals(perm) 7674 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 7675 allowed = true; 7676 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 7677 + pkg.packageName); 7678 break; 7679 } 7680 } 7681 return allowed; 7682 } 7683 7684 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 7685 BasePermission bp, PermissionsState origPermissions) { 7686 boolean allowed; 7687 allowed = (compareSignatures( 7688 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 7689 == PackageManager.SIGNATURE_MATCH) 7690 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 7691 == PackageManager.SIGNATURE_MATCH); 7692 if (!allowed && (bp.protectionLevel 7693 & PermissionInfo.PROTECTION_FLAG_SYSTEM) != 0) { 7694 if (isSystemApp(pkg)) { 7695 // For updated system applications, a system permission 7696 // is granted only if it had been defined by the original application. 7697 if (pkg.isUpdatedSystemApp()) { 7698 final PackageSetting sysPs = mSettings 7699 .getDisabledSystemPkgLPr(pkg.packageName); 7700 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 7701 // If the original was granted this permission, we take 7702 // that grant decision as read and propagate it to the 7703 // update. 7704 if (sysPs.isPrivileged()) { 7705 allowed = true; 7706 } 7707 } else { 7708 // The system apk may have been updated with an older 7709 // version of the one on the data partition, but which 7710 // granted a new system permission that it didn't have 7711 // before. In this case we do want to allow the app to 7712 // now get the new permission if the ancestral apk is 7713 // privileged to get it. 7714 if (sysPs.pkg != null && sysPs.isPrivileged()) { 7715 for (int j=0; 7716 j<sysPs.pkg.requestedPermissions.size(); j++) { 7717 if (perm.equals( 7718 sysPs.pkg.requestedPermissions.get(j))) { 7719 allowed = true; 7720 break; 7721 } 7722 } 7723 } 7724 } 7725 } else { 7726 allowed = isPrivilegedApp(pkg); 7727 } 7728 } 7729 } 7730 if (!allowed && (bp.protectionLevel 7731 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 7732 // For development permissions, a development permission 7733 // is granted only if it was already granted. 7734 allowed = origPermissions.hasInstallPermission(perm); 7735 } 7736 return allowed; 7737 } 7738 7739 final class ActivityIntentResolver 7740 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 7741 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 7742 boolean defaultOnly, int userId) { 7743 if (!sUserManager.exists(userId)) return null; 7744 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 7745 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 7746 } 7747 7748 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 7749 int userId) { 7750 if (!sUserManager.exists(userId)) return null; 7751 mFlags = flags; 7752 return super.queryIntent(intent, resolvedType, 7753 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 7754 } 7755 7756 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 7757 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 7758 if (!sUserManager.exists(userId)) return null; 7759 if (packageActivities == null) { 7760 return null; 7761 } 7762 mFlags = flags; 7763 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 7764 final int N = packageActivities.size(); 7765 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 7766 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 7767 7768 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 7769 for (int i = 0; i < N; ++i) { 7770 intentFilters = packageActivities.get(i).intents; 7771 if (intentFilters != null && intentFilters.size() > 0) { 7772 PackageParser.ActivityIntentInfo[] array = 7773 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 7774 intentFilters.toArray(array); 7775 listCut.add(array); 7776 } 7777 } 7778 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 7779 } 7780 7781 public final void addActivity(PackageParser.Activity a, String type) { 7782 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 7783 mActivities.put(a.getComponentName(), a); 7784 if (DEBUG_SHOW_INFO) 7785 Log.v( 7786 TAG, " " + type + " " + 7787 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 7788 if (DEBUG_SHOW_INFO) 7789 Log.v(TAG, " Class=" + a.info.name); 7790 final int NI = a.intents.size(); 7791 for (int j=0; j<NI; j++) { 7792 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 7793 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 7794 intent.setPriority(0); 7795 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 7796 + a.className + " with priority > 0, forcing to 0"); 7797 } 7798 if (DEBUG_SHOW_INFO) { 7799 Log.v(TAG, " IntentFilter:"); 7800 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7801 } 7802 if (!intent.debugCheck()) { 7803 Log.w(TAG, "==> For Activity " + a.info.name); 7804 } 7805 addFilter(intent); 7806 } 7807 } 7808 7809 public final void removeActivity(PackageParser.Activity a, String type) { 7810 mActivities.remove(a.getComponentName()); 7811 if (DEBUG_SHOW_INFO) { 7812 Log.v(TAG, " " + type + " " 7813 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 7814 : a.info.name) + ":"); 7815 Log.v(TAG, " Class=" + a.info.name); 7816 } 7817 final int NI = a.intents.size(); 7818 for (int j=0; j<NI; j++) { 7819 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 7820 if (DEBUG_SHOW_INFO) { 7821 Log.v(TAG, " IntentFilter:"); 7822 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7823 } 7824 removeFilter(intent); 7825 } 7826 } 7827 7828 @Override 7829 protected boolean allowFilterResult( 7830 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 7831 ActivityInfo filterAi = filter.activity.info; 7832 for (int i=dest.size()-1; i>=0; i--) { 7833 ActivityInfo destAi = dest.get(i).activityInfo; 7834 if (destAi.name == filterAi.name 7835 && destAi.packageName == filterAi.packageName) { 7836 return false; 7837 } 7838 } 7839 return true; 7840 } 7841 7842 @Override 7843 protected ActivityIntentInfo[] newArray(int size) { 7844 return new ActivityIntentInfo[size]; 7845 } 7846 7847 @Override 7848 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 7849 if (!sUserManager.exists(userId)) return true; 7850 PackageParser.Package p = filter.activity.owner; 7851 if (p != null) { 7852 PackageSetting ps = (PackageSetting)p.mExtras; 7853 if (ps != null) { 7854 // System apps are never considered stopped for purposes of 7855 // filtering, because there may be no way for the user to 7856 // actually re-launch them. 7857 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 7858 && ps.getStopped(userId); 7859 } 7860 } 7861 return false; 7862 } 7863 7864 @Override 7865 protected boolean isPackageForFilter(String packageName, 7866 PackageParser.ActivityIntentInfo info) { 7867 return packageName.equals(info.activity.owner.packageName); 7868 } 7869 7870 @Override 7871 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 7872 int match, int userId) { 7873 if (!sUserManager.exists(userId)) return null; 7874 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 7875 return null; 7876 } 7877 final PackageParser.Activity activity = info.activity; 7878 if (mSafeMode && (activity.info.applicationInfo.flags 7879 &ApplicationInfo.FLAG_SYSTEM) == 0) { 7880 return null; 7881 } 7882 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 7883 if (ps == null) { 7884 return null; 7885 } 7886 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 7887 ps.readUserState(userId), userId); 7888 if (ai == null) { 7889 return null; 7890 } 7891 final ResolveInfo res = new ResolveInfo(); 7892 res.activityInfo = ai; 7893 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 7894 res.filter = info; 7895 } 7896 if (info != null) { 7897 res.handleAllWebDataURI = info.handleAllWebDataURI(); 7898 } 7899 res.priority = info.getPriority(); 7900 res.preferredOrder = activity.owner.mPreferredOrder; 7901 //System.out.println("Result: " + res.activityInfo.className + 7902 // " = " + res.priority); 7903 res.match = match; 7904 res.isDefault = info.hasDefault; 7905 res.labelRes = info.labelRes; 7906 res.nonLocalizedLabel = info.nonLocalizedLabel; 7907 if (userNeedsBadging(userId)) { 7908 res.noResourceId = true; 7909 } else { 7910 res.icon = info.icon; 7911 } 7912 res.system = res.activityInfo.applicationInfo.isSystemApp(); 7913 return res; 7914 } 7915 7916 @Override 7917 protected void sortResults(List<ResolveInfo> results) { 7918 Collections.sort(results, mResolvePrioritySorter); 7919 } 7920 7921 @Override 7922 protected void dumpFilter(PrintWriter out, String prefix, 7923 PackageParser.ActivityIntentInfo filter) { 7924 out.print(prefix); out.print( 7925 Integer.toHexString(System.identityHashCode(filter.activity))); 7926 out.print(' '); 7927 filter.activity.printComponentShortName(out); 7928 out.print(" filter "); 7929 out.println(Integer.toHexString(System.identityHashCode(filter))); 7930 } 7931 7932 @Override 7933 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 7934 return filter.activity; 7935 } 7936 7937 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 7938 PackageParser.Activity activity = (PackageParser.Activity)label; 7939 out.print(prefix); out.print( 7940 Integer.toHexString(System.identityHashCode(activity))); 7941 out.print(' '); 7942 activity.printComponentShortName(out); 7943 if (count > 1) { 7944 out.print(" ("); out.print(count); out.print(" filters)"); 7945 } 7946 out.println(); 7947 } 7948 7949// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 7950// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 7951// final List<ResolveInfo> retList = Lists.newArrayList(); 7952// while (i.hasNext()) { 7953// final ResolveInfo resolveInfo = i.next(); 7954// if (isEnabledLP(resolveInfo.activityInfo)) { 7955// retList.add(resolveInfo); 7956// } 7957// } 7958// return retList; 7959// } 7960 7961 // Keys are String (activity class name), values are Activity. 7962 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 7963 = new ArrayMap<ComponentName, PackageParser.Activity>(); 7964 private int mFlags; 7965 } 7966 7967 private final class ServiceIntentResolver 7968 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 7969 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 7970 boolean defaultOnly, int userId) { 7971 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 7972 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 7973 } 7974 7975 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 7976 int userId) { 7977 if (!sUserManager.exists(userId)) return null; 7978 mFlags = flags; 7979 return super.queryIntent(intent, resolvedType, 7980 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 7981 } 7982 7983 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 7984 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 7985 if (!sUserManager.exists(userId)) return null; 7986 if (packageServices == null) { 7987 return null; 7988 } 7989 mFlags = flags; 7990 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 7991 final int N = packageServices.size(); 7992 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 7993 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 7994 7995 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 7996 for (int i = 0; i < N; ++i) { 7997 intentFilters = packageServices.get(i).intents; 7998 if (intentFilters != null && intentFilters.size() > 0) { 7999 PackageParser.ServiceIntentInfo[] array = 8000 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 8001 intentFilters.toArray(array); 8002 listCut.add(array); 8003 } 8004 } 8005 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8006 } 8007 8008 public final void addService(PackageParser.Service s) { 8009 mServices.put(s.getComponentName(), s); 8010 if (DEBUG_SHOW_INFO) { 8011 Log.v(TAG, " " 8012 + (s.info.nonLocalizedLabel != null 8013 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8014 Log.v(TAG, " Class=" + s.info.name); 8015 } 8016 final int NI = s.intents.size(); 8017 int j; 8018 for (j=0; j<NI; j++) { 8019 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8020 if (DEBUG_SHOW_INFO) { 8021 Log.v(TAG, " IntentFilter:"); 8022 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8023 } 8024 if (!intent.debugCheck()) { 8025 Log.w(TAG, "==> For Service " + s.info.name); 8026 } 8027 addFilter(intent); 8028 } 8029 } 8030 8031 public final void removeService(PackageParser.Service s) { 8032 mServices.remove(s.getComponentName()); 8033 if (DEBUG_SHOW_INFO) { 8034 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 8035 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8036 Log.v(TAG, " Class=" + s.info.name); 8037 } 8038 final int NI = s.intents.size(); 8039 int j; 8040 for (j=0; j<NI; j++) { 8041 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8042 if (DEBUG_SHOW_INFO) { 8043 Log.v(TAG, " IntentFilter:"); 8044 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8045 } 8046 removeFilter(intent); 8047 } 8048 } 8049 8050 @Override 8051 protected boolean allowFilterResult( 8052 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 8053 ServiceInfo filterSi = filter.service.info; 8054 for (int i=dest.size()-1; i>=0; i--) { 8055 ServiceInfo destAi = dest.get(i).serviceInfo; 8056 if (destAi.name == filterSi.name 8057 && destAi.packageName == filterSi.packageName) { 8058 return false; 8059 } 8060 } 8061 return true; 8062 } 8063 8064 @Override 8065 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 8066 return new PackageParser.ServiceIntentInfo[size]; 8067 } 8068 8069 @Override 8070 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 8071 if (!sUserManager.exists(userId)) return true; 8072 PackageParser.Package p = filter.service.owner; 8073 if (p != null) { 8074 PackageSetting ps = (PackageSetting)p.mExtras; 8075 if (ps != null) { 8076 // System apps are never considered stopped for purposes of 8077 // filtering, because there may be no way for the user to 8078 // actually re-launch them. 8079 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8080 && ps.getStopped(userId); 8081 } 8082 } 8083 return false; 8084 } 8085 8086 @Override 8087 protected boolean isPackageForFilter(String packageName, 8088 PackageParser.ServiceIntentInfo info) { 8089 return packageName.equals(info.service.owner.packageName); 8090 } 8091 8092 @Override 8093 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 8094 int match, int userId) { 8095 if (!sUserManager.exists(userId)) return null; 8096 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 8097 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 8098 return null; 8099 } 8100 final PackageParser.Service service = info.service; 8101 if (mSafeMode && (service.info.applicationInfo.flags 8102 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8103 return null; 8104 } 8105 PackageSetting ps = (PackageSetting) service.owner.mExtras; 8106 if (ps == null) { 8107 return null; 8108 } 8109 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 8110 ps.readUserState(userId), userId); 8111 if (si == null) { 8112 return null; 8113 } 8114 final ResolveInfo res = new ResolveInfo(); 8115 res.serviceInfo = si; 8116 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8117 res.filter = filter; 8118 } 8119 res.priority = info.getPriority(); 8120 res.preferredOrder = service.owner.mPreferredOrder; 8121 res.match = match; 8122 res.isDefault = info.hasDefault; 8123 res.labelRes = info.labelRes; 8124 res.nonLocalizedLabel = info.nonLocalizedLabel; 8125 res.icon = info.icon; 8126 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 8127 return res; 8128 } 8129 8130 @Override 8131 protected void sortResults(List<ResolveInfo> results) { 8132 Collections.sort(results, mResolvePrioritySorter); 8133 } 8134 8135 @Override 8136 protected void dumpFilter(PrintWriter out, String prefix, 8137 PackageParser.ServiceIntentInfo filter) { 8138 out.print(prefix); out.print( 8139 Integer.toHexString(System.identityHashCode(filter.service))); 8140 out.print(' '); 8141 filter.service.printComponentShortName(out); 8142 out.print(" filter "); 8143 out.println(Integer.toHexString(System.identityHashCode(filter))); 8144 } 8145 8146 @Override 8147 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 8148 return filter.service; 8149 } 8150 8151 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8152 PackageParser.Service service = (PackageParser.Service)label; 8153 out.print(prefix); out.print( 8154 Integer.toHexString(System.identityHashCode(service))); 8155 out.print(' '); 8156 service.printComponentShortName(out); 8157 if (count > 1) { 8158 out.print(" ("); out.print(count); out.print(" filters)"); 8159 } 8160 out.println(); 8161 } 8162 8163// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8164// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8165// final List<ResolveInfo> retList = Lists.newArrayList(); 8166// while (i.hasNext()) { 8167// final ResolveInfo resolveInfo = (ResolveInfo) i; 8168// if (isEnabledLP(resolveInfo.serviceInfo)) { 8169// retList.add(resolveInfo); 8170// } 8171// } 8172// return retList; 8173// } 8174 8175 // Keys are String (activity class name), values are Activity. 8176 private final ArrayMap<ComponentName, PackageParser.Service> mServices 8177 = new ArrayMap<ComponentName, PackageParser.Service>(); 8178 private int mFlags; 8179 }; 8180 8181 private final class ProviderIntentResolver 8182 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 8183 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8184 boolean defaultOnly, int userId) { 8185 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8186 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8187 } 8188 8189 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8190 int userId) { 8191 if (!sUserManager.exists(userId)) 8192 return null; 8193 mFlags = flags; 8194 return super.queryIntent(intent, resolvedType, 8195 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8196 } 8197 8198 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8199 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 8200 if (!sUserManager.exists(userId)) 8201 return null; 8202 if (packageProviders == null) { 8203 return null; 8204 } 8205 mFlags = flags; 8206 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 8207 final int N = packageProviders.size(); 8208 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 8209 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 8210 8211 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 8212 for (int i = 0; i < N; ++i) { 8213 intentFilters = packageProviders.get(i).intents; 8214 if (intentFilters != null && intentFilters.size() > 0) { 8215 PackageParser.ProviderIntentInfo[] array = 8216 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 8217 intentFilters.toArray(array); 8218 listCut.add(array); 8219 } 8220 } 8221 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8222 } 8223 8224 public final void addProvider(PackageParser.Provider p) { 8225 if (mProviders.containsKey(p.getComponentName())) { 8226 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 8227 return; 8228 } 8229 8230 mProviders.put(p.getComponentName(), p); 8231 if (DEBUG_SHOW_INFO) { 8232 Log.v(TAG, " " 8233 + (p.info.nonLocalizedLabel != null 8234 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 8235 Log.v(TAG, " Class=" + p.info.name); 8236 } 8237 final int NI = p.intents.size(); 8238 int j; 8239 for (j = 0; j < NI; j++) { 8240 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 8241 if (DEBUG_SHOW_INFO) { 8242 Log.v(TAG, " IntentFilter:"); 8243 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8244 } 8245 if (!intent.debugCheck()) { 8246 Log.w(TAG, "==> For Provider " + p.info.name); 8247 } 8248 addFilter(intent); 8249 } 8250 } 8251 8252 public final void removeProvider(PackageParser.Provider p) { 8253 mProviders.remove(p.getComponentName()); 8254 if (DEBUG_SHOW_INFO) { 8255 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 8256 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 8257 Log.v(TAG, " Class=" + p.info.name); 8258 } 8259 final int NI = p.intents.size(); 8260 int j; 8261 for (j = 0; j < NI; j++) { 8262 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 8263 if (DEBUG_SHOW_INFO) { 8264 Log.v(TAG, " IntentFilter:"); 8265 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8266 } 8267 removeFilter(intent); 8268 } 8269 } 8270 8271 @Override 8272 protected boolean allowFilterResult( 8273 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 8274 ProviderInfo filterPi = filter.provider.info; 8275 for (int i = dest.size() - 1; i >= 0; i--) { 8276 ProviderInfo destPi = dest.get(i).providerInfo; 8277 if (destPi.name == filterPi.name 8278 && destPi.packageName == filterPi.packageName) { 8279 return false; 8280 } 8281 } 8282 return true; 8283 } 8284 8285 @Override 8286 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 8287 return new PackageParser.ProviderIntentInfo[size]; 8288 } 8289 8290 @Override 8291 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 8292 if (!sUserManager.exists(userId)) 8293 return true; 8294 PackageParser.Package p = filter.provider.owner; 8295 if (p != null) { 8296 PackageSetting ps = (PackageSetting) p.mExtras; 8297 if (ps != null) { 8298 // System apps are never considered stopped for purposes of 8299 // filtering, because there may be no way for the user to 8300 // actually re-launch them. 8301 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8302 && ps.getStopped(userId); 8303 } 8304 } 8305 return false; 8306 } 8307 8308 @Override 8309 protected boolean isPackageForFilter(String packageName, 8310 PackageParser.ProviderIntentInfo info) { 8311 return packageName.equals(info.provider.owner.packageName); 8312 } 8313 8314 @Override 8315 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 8316 int match, int userId) { 8317 if (!sUserManager.exists(userId)) 8318 return null; 8319 final PackageParser.ProviderIntentInfo info = filter; 8320 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 8321 return null; 8322 } 8323 final PackageParser.Provider provider = info.provider; 8324 if (mSafeMode && (provider.info.applicationInfo.flags 8325 & ApplicationInfo.FLAG_SYSTEM) == 0) { 8326 return null; 8327 } 8328 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 8329 if (ps == null) { 8330 return null; 8331 } 8332 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 8333 ps.readUserState(userId), userId); 8334 if (pi == null) { 8335 return null; 8336 } 8337 final ResolveInfo res = new ResolveInfo(); 8338 res.providerInfo = pi; 8339 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 8340 res.filter = filter; 8341 } 8342 res.priority = info.getPriority(); 8343 res.preferredOrder = provider.owner.mPreferredOrder; 8344 res.match = match; 8345 res.isDefault = info.hasDefault; 8346 res.labelRes = info.labelRes; 8347 res.nonLocalizedLabel = info.nonLocalizedLabel; 8348 res.icon = info.icon; 8349 res.system = res.providerInfo.applicationInfo.isSystemApp(); 8350 return res; 8351 } 8352 8353 @Override 8354 protected void sortResults(List<ResolveInfo> results) { 8355 Collections.sort(results, mResolvePrioritySorter); 8356 } 8357 8358 @Override 8359 protected void dumpFilter(PrintWriter out, String prefix, 8360 PackageParser.ProviderIntentInfo filter) { 8361 out.print(prefix); 8362 out.print( 8363 Integer.toHexString(System.identityHashCode(filter.provider))); 8364 out.print(' '); 8365 filter.provider.printComponentShortName(out); 8366 out.print(" filter "); 8367 out.println(Integer.toHexString(System.identityHashCode(filter))); 8368 } 8369 8370 @Override 8371 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 8372 return filter.provider; 8373 } 8374 8375 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8376 PackageParser.Provider provider = (PackageParser.Provider)label; 8377 out.print(prefix); out.print( 8378 Integer.toHexString(System.identityHashCode(provider))); 8379 out.print(' '); 8380 provider.printComponentShortName(out); 8381 if (count > 1) { 8382 out.print(" ("); out.print(count); out.print(" filters)"); 8383 } 8384 out.println(); 8385 } 8386 8387 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 8388 = new ArrayMap<ComponentName, PackageParser.Provider>(); 8389 private int mFlags; 8390 }; 8391 8392 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 8393 new Comparator<ResolveInfo>() { 8394 public int compare(ResolveInfo r1, ResolveInfo r2) { 8395 int v1 = r1.priority; 8396 int v2 = r2.priority; 8397 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 8398 if (v1 != v2) { 8399 return (v1 > v2) ? -1 : 1; 8400 } 8401 v1 = r1.preferredOrder; 8402 v2 = r2.preferredOrder; 8403 if (v1 != v2) { 8404 return (v1 > v2) ? -1 : 1; 8405 } 8406 if (r1.isDefault != r2.isDefault) { 8407 return r1.isDefault ? -1 : 1; 8408 } 8409 v1 = r1.match; 8410 v2 = r2.match; 8411 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 8412 if (v1 != v2) { 8413 return (v1 > v2) ? -1 : 1; 8414 } 8415 if (r1.system != r2.system) { 8416 return r1.system ? -1 : 1; 8417 } 8418 return 0; 8419 } 8420 }; 8421 8422 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 8423 new Comparator<ProviderInfo>() { 8424 public int compare(ProviderInfo p1, ProviderInfo p2) { 8425 final int v1 = p1.initOrder; 8426 final int v2 = p2.initOrder; 8427 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 8428 } 8429 }; 8430 8431 static final void sendPackageBroadcast(String action, String pkg, 8432 Bundle extras, String targetPkg, IIntentReceiver finishedReceiver, 8433 int[] userIds) { 8434 IActivityManager am = ActivityManagerNative.getDefault(); 8435 if (am != null) { 8436 try { 8437 if (userIds == null) { 8438 userIds = am.getRunningUserIds(); 8439 } 8440 for (int id : userIds) { 8441 final Intent intent = new Intent(action, 8442 pkg != null ? Uri.fromParts("package", pkg, null) : null); 8443 if (extras != null) { 8444 intent.putExtras(extras); 8445 } 8446 if (targetPkg != null) { 8447 intent.setPackage(targetPkg); 8448 } 8449 // Modify the UID when posting to other users 8450 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 8451 if (uid > 0 && UserHandle.getUserId(uid) != id) { 8452 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 8453 intent.putExtra(Intent.EXTRA_UID, uid); 8454 } 8455 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 8456 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 8457 if (DEBUG_BROADCASTS) { 8458 RuntimeException here = new RuntimeException("here"); 8459 here.fillInStackTrace(); 8460 Slog.d(TAG, "Sending to user " + id + ": " 8461 + intent.toShortString(false, true, false, false) 8462 + " " + intent.getExtras(), here); 8463 } 8464 am.broadcastIntent(null, intent, null, finishedReceiver, 8465 0, null, null, null, android.app.AppOpsManager.OP_NONE, 8466 finishedReceiver != null, false, id); 8467 } 8468 } catch (RemoteException ex) { 8469 } 8470 } 8471 } 8472 8473 /** 8474 * Check if the external storage media is available. This is true if there 8475 * is a mounted external storage medium or if the external storage is 8476 * emulated. 8477 */ 8478 private boolean isExternalMediaAvailable() { 8479 return mMediaMounted || Environment.isExternalStorageEmulated(); 8480 } 8481 8482 @Override 8483 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 8484 // writer 8485 synchronized (mPackages) { 8486 if (!isExternalMediaAvailable()) { 8487 // If the external storage is no longer mounted at this point, 8488 // the caller may not have been able to delete all of this 8489 // packages files and can not delete any more. Bail. 8490 return null; 8491 } 8492 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 8493 if (lastPackage != null) { 8494 pkgs.remove(lastPackage); 8495 } 8496 if (pkgs.size() > 0) { 8497 return pkgs.get(0); 8498 } 8499 } 8500 return null; 8501 } 8502 8503 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 8504 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 8505 userId, andCode ? 1 : 0, packageName); 8506 if (mSystemReady) { 8507 msg.sendToTarget(); 8508 } else { 8509 if (mPostSystemReadyMessages == null) { 8510 mPostSystemReadyMessages = new ArrayList<>(); 8511 } 8512 mPostSystemReadyMessages.add(msg); 8513 } 8514 } 8515 8516 void startCleaningPackages() { 8517 // reader 8518 synchronized (mPackages) { 8519 if (!isExternalMediaAvailable()) { 8520 return; 8521 } 8522 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 8523 return; 8524 } 8525 } 8526 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 8527 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 8528 IActivityManager am = ActivityManagerNative.getDefault(); 8529 if (am != null) { 8530 try { 8531 am.startService(null, intent, null, UserHandle.USER_OWNER); 8532 } catch (RemoteException e) { 8533 } 8534 } 8535 } 8536 8537 @Override 8538 public void installPackage(String originPath, IPackageInstallObserver2 observer, 8539 int installFlags, String installerPackageName, VerificationParams verificationParams, 8540 String packageAbiOverride) { 8541 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 8542 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 8543 } 8544 8545 @Override 8546 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 8547 int installFlags, String installerPackageName, VerificationParams verificationParams, 8548 String packageAbiOverride, int userId) { 8549 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 8550 8551 final int callingUid = Binder.getCallingUid(); 8552 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 8553 8554 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 8555 try { 8556 if (observer != null) { 8557 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 8558 } 8559 } catch (RemoteException re) { 8560 } 8561 return; 8562 } 8563 8564 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 8565 installFlags |= PackageManager.INSTALL_FROM_ADB; 8566 8567 } else { 8568 // Caller holds INSTALL_PACKAGES permission, so we're less strict 8569 // about installerPackageName. 8570 8571 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 8572 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 8573 } 8574 8575 UserHandle user; 8576 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 8577 user = UserHandle.ALL; 8578 } else { 8579 user = new UserHandle(userId); 8580 } 8581 8582 // Only system components can circumvent runtime permissions when installing. 8583 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 8584 && mContext.checkCallingOrSelfPermission(Manifest.permission 8585 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 8586 throw new SecurityException("You need the " 8587 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 8588 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 8589 } 8590 8591 verificationParams.setInstallerUid(callingUid); 8592 8593 final File originFile = new File(originPath); 8594 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 8595 8596 final Message msg = mHandler.obtainMessage(INIT_COPY); 8597 msg.obj = new InstallParams(origin, observer, installFlags, 8598 installerPackageName, null, verificationParams, user, packageAbiOverride); 8599 mHandler.sendMessage(msg); 8600 } 8601 8602 void installStage(String packageName, File stagedDir, String stagedCid, 8603 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 8604 String installerPackageName, int installerUid, UserHandle user) { 8605 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 8606 params.referrerUri, installerUid, null); 8607 8608 final OriginInfo origin; 8609 if (stagedDir != null) { 8610 origin = OriginInfo.fromStagedFile(stagedDir); 8611 } else { 8612 origin = OriginInfo.fromStagedContainer(stagedCid); 8613 } 8614 8615 final Message msg = mHandler.obtainMessage(INIT_COPY); 8616 msg.obj = new InstallParams(origin, observer, params.installFlags, 8617 installerPackageName, params.volumeUuid, verifParams, user, params.abiOverride); 8618 mHandler.sendMessage(msg); 8619 } 8620 8621 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 8622 Bundle extras = new Bundle(1); 8623 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 8624 8625 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 8626 packageName, extras, null, null, new int[] {userId}); 8627 try { 8628 IActivityManager am = ActivityManagerNative.getDefault(); 8629 final boolean isSystem = 8630 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 8631 if (isSystem && am.isUserRunning(userId, false)) { 8632 // The just-installed/enabled app is bundled on the system, so presumed 8633 // to be able to run automatically without needing an explicit launch. 8634 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 8635 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 8636 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 8637 .setPackage(packageName); 8638 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 8639 android.app.AppOpsManager.OP_NONE, false, false, userId); 8640 } 8641 } catch (RemoteException e) { 8642 // shouldn't happen 8643 Slog.w(TAG, "Unable to bootstrap installed package", e); 8644 } 8645 } 8646 8647 @Override 8648 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 8649 int userId) { 8650 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 8651 PackageSetting pkgSetting; 8652 final int uid = Binder.getCallingUid(); 8653 enforceCrossUserPermission(uid, userId, true, true, 8654 "setApplicationHiddenSetting for user " + userId); 8655 8656 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 8657 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 8658 return false; 8659 } 8660 8661 long callingId = Binder.clearCallingIdentity(); 8662 try { 8663 boolean sendAdded = false; 8664 boolean sendRemoved = false; 8665 // writer 8666 synchronized (mPackages) { 8667 pkgSetting = mSettings.mPackages.get(packageName); 8668 if (pkgSetting == null) { 8669 return false; 8670 } 8671 if (pkgSetting.getHidden(userId) != hidden) { 8672 pkgSetting.setHidden(hidden, userId); 8673 mSettings.writePackageRestrictionsLPr(userId); 8674 if (hidden) { 8675 sendRemoved = true; 8676 } else { 8677 sendAdded = true; 8678 } 8679 } 8680 } 8681 if (sendAdded) { 8682 sendPackageAddedForUser(packageName, pkgSetting, userId); 8683 return true; 8684 } 8685 if (sendRemoved) { 8686 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 8687 "hiding pkg"); 8688 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 8689 } 8690 } finally { 8691 Binder.restoreCallingIdentity(callingId); 8692 } 8693 return false; 8694 } 8695 8696 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 8697 int userId) { 8698 final PackageRemovedInfo info = new PackageRemovedInfo(); 8699 info.removedPackage = packageName; 8700 info.removedUsers = new int[] {userId}; 8701 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 8702 info.sendBroadcast(false, false, false); 8703 } 8704 8705 /** 8706 * Returns true if application is not found or there was an error. Otherwise it returns 8707 * the hidden state of the package for the given user. 8708 */ 8709 @Override 8710 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 8711 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 8712 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 8713 false, "getApplicationHidden for user " + userId); 8714 PackageSetting pkgSetting; 8715 long callingId = Binder.clearCallingIdentity(); 8716 try { 8717 // writer 8718 synchronized (mPackages) { 8719 pkgSetting = mSettings.mPackages.get(packageName); 8720 if (pkgSetting == null) { 8721 return true; 8722 } 8723 return pkgSetting.getHidden(userId); 8724 } 8725 } finally { 8726 Binder.restoreCallingIdentity(callingId); 8727 } 8728 } 8729 8730 /** 8731 * @hide 8732 */ 8733 @Override 8734 public int installExistingPackageAsUser(String packageName, int userId) { 8735 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 8736 null); 8737 PackageSetting pkgSetting; 8738 final int uid = Binder.getCallingUid(); 8739 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 8740 + userId); 8741 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 8742 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 8743 } 8744 8745 long callingId = Binder.clearCallingIdentity(); 8746 try { 8747 boolean sendAdded = false; 8748 8749 // writer 8750 synchronized (mPackages) { 8751 pkgSetting = mSettings.mPackages.get(packageName); 8752 if (pkgSetting == null) { 8753 return PackageManager.INSTALL_FAILED_INVALID_URI; 8754 } 8755 if (!pkgSetting.getInstalled(userId)) { 8756 pkgSetting.setInstalled(true, userId); 8757 pkgSetting.setHidden(false, userId); 8758 mSettings.writePackageRestrictionsLPr(userId); 8759 sendAdded = true; 8760 } 8761 } 8762 8763 if (sendAdded) { 8764 sendPackageAddedForUser(packageName, pkgSetting, userId); 8765 } 8766 } finally { 8767 Binder.restoreCallingIdentity(callingId); 8768 } 8769 8770 return PackageManager.INSTALL_SUCCEEDED; 8771 } 8772 8773 boolean isUserRestricted(int userId, String restrictionKey) { 8774 Bundle restrictions = sUserManager.getUserRestrictions(userId); 8775 if (restrictions.getBoolean(restrictionKey, false)) { 8776 Log.w(TAG, "User is restricted: " + restrictionKey); 8777 return true; 8778 } 8779 return false; 8780 } 8781 8782 @Override 8783 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 8784 mContext.enforceCallingOrSelfPermission( 8785 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 8786 "Only package verification agents can verify applications"); 8787 8788 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 8789 final PackageVerificationResponse response = new PackageVerificationResponse( 8790 verificationCode, Binder.getCallingUid()); 8791 msg.arg1 = id; 8792 msg.obj = response; 8793 mHandler.sendMessage(msg); 8794 } 8795 8796 @Override 8797 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 8798 long millisecondsToDelay) { 8799 mContext.enforceCallingOrSelfPermission( 8800 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 8801 "Only package verification agents can extend verification timeouts"); 8802 8803 final PackageVerificationState state = mPendingVerification.get(id); 8804 final PackageVerificationResponse response = new PackageVerificationResponse( 8805 verificationCodeAtTimeout, Binder.getCallingUid()); 8806 8807 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 8808 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 8809 } 8810 if (millisecondsToDelay < 0) { 8811 millisecondsToDelay = 0; 8812 } 8813 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 8814 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 8815 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 8816 } 8817 8818 if ((state != null) && !state.timeoutExtended()) { 8819 state.extendTimeout(); 8820 8821 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 8822 msg.arg1 = id; 8823 msg.obj = response; 8824 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 8825 } 8826 } 8827 8828 private void broadcastPackageVerified(int verificationId, Uri packageUri, 8829 int verificationCode, UserHandle user) { 8830 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 8831 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 8832 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 8833 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 8834 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 8835 8836 mContext.sendBroadcastAsUser(intent, user, 8837 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 8838 } 8839 8840 private ComponentName matchComponentForVerifier(String packageName, 8841 List<ResolveInfo> receivers) { 8842 ActivityInfo targetReceiver = null; 8843 8844 final int NR = receivers.size(); 8845 for (int i = 0; i < NR; i++) { 8846 final ResolveInfo info = receivers.get(i); 8847 if (info.activityInfo == null) { 8848 continue; 8849 } 8850 8851 if (packageName.equals(info.activityInfo.packageName)) { 8852 targetReceiver = info.activityInfo; 8853 break; 8854 } 8855 } 8856 8857 if (targetReceiver == null) { 8858 return null; 8859 } 8860 8861 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 8862 } 8863 8864 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 8865 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 8866 if (pkgInfo.verifiers.length == 0) { 8867 return null; 8868 } 8869 8870 final int N = pkgInfo.verifiers.length; 8871 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 8872 for (int i = 0; i < N; i++) { 8873 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 8874 8875 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 8876 receivers); 8877 if (comp == null) { 8878 continue; 8879 } 8880 8881 final int verifierUid = getUidForVerifier(verifierInfo); 8882 if (verifierUid == -1) { 8883 continue; 8884 } 8885 8886 if (DEBUG_VERIFY) { 8887 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 8888 + " with the correct signature"); 8889 } 8890 sufficientVerifiers.add(comp); 8891 verificationState.addSufficientVerifier(verifierUid); 8892 } 8893 8894 return sufficientVerifiers; 8895 } 8896 8897 private int getUidForVerifier(VerifierInfo verifierInfo) { 8898 synchronized (mPackages) { 8899 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 8900 if (pkg == null) { 8901 return -1; 8902 } else if (pkg.mSignatures.length != 1) { 8903 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 8904 + " has more than one signature; ignoring"); 8905 return -1; 8906 } 8907 8908 /* 8909 * If the public key of the package's signature does not match 8910 * our expected public key, then this is a different package and 8911 * we should skip. 8912 */ 8913 8914 final byte[] expectedPublicKey; 8915 try { 8916 final Signature verifierSig = pkg.mSignatures[0]; 8917 final PublicKey publicKey = verifierSig.getPublicKey(); 8918 expectedPublicKey = publicKey.getEncoded(); 8919 } catch (CertificateException e) { 8920 return -1; 8921 } 8922 8923 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 8924 8925 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 8926 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 8927 + " does not have the expected public key; ignoring"); 8928 return -1; 8929 } 8930 8931 return pkg.applicationInfo.uid; 8932 } 8933 } 8934 8935 @Override 8936 public void finishPackageInstall(int token) { 8937 enforceSystemOrRoot("Only the system is allowed to finish installs"); 8938 8939 if (DEBUG_INSTALL) { 8940 Slog.v(TAG, "BM finishing package install for " + token); 8941 } 8942 8943 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 8944 mHandler.sendMessage(msg); 8945 } 8946 8947 /** 8948 * Get the verification agent timeout. 8949 * 8950 * @return verification timeout in milliseconds 8951 */ 8952 private long getVerificationTimeout() { 8953 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 8954 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 8955 DEFAULT_VERIFICATION_TIMEOUT); 8956 } 8957 8958 /** 8959 * Get the default verification agent response code. 8960 * 8961 * @return default verification response code 8962 */ 8963 private int getDefaultVerificationResponse() { 8964 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8965 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 8966 DEFAULT_VERIFICATION_RESPONSE); 8967 } 8968 8969 /** 8970 * Check whether or not package verification has been enabled. 8971 * 8972 * @return true if verification should be performed 8973 */ 8974 private boolean isVerificationEnabled(int userId, int installFlags) { 8975 if (!DEFAULT_VERIFY_ENABLE) { 8976 return false; 8977 } 8978 8979 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 8980 8981 // Check if installing from ADB 8982 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 8983 // Do not run verification in a test harness environment 8984 if (ActivityManager.isRunningInTestHarness()) { 8985 return false; 8986 } 8987 if (ensureVerifyAppsEnabled) { 8988 return true; 8989 } 8990 // Check if the developer does not want package verification for ADB installs 8991 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8992 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 8993 return false; 8994 } 8995 } 8996 8997 if (ensureVerifyAppsEnabled) { 8998 return true; 8999 } 9000 9001 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9002 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 9003 } 9004 9005 @Override 9006 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 9007 throws RemoteException { 9008 mContext.enforceCallingOrSelfPermission( 9009 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 9010 "Only intentfilter verification agents can verify applications"); 9011 9012 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 9013 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 9014 Binder.getCallingUid(), verificationCode, failedDomains); 9015 msg.arg1 = id; 9016 msg.obj = response; 9017 mHandler.sendMessage(msg); 9018 } 9019 9020 @Override 9021 public int getIntentVerificationStatus(String packageName, int userId) { 9022 synchronized (mPackages) { 9023 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 9024 } 9025 } 9026 9027 @Override 9028 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 9029 boolean result = false; 9030 synchronized (mPackages) { 9031 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 9032 } 9033 scheduleWritePackageRestrictionsLocked(userId); 9034 return result; 9035 } 9036 9037 @Override 9038 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 9039 synchronized (mPackages) { 9040 return mSettings.getIntentFilterVerificationsLPr(packageName); 9041 } 9042 } 9043 9044 @Override 9045 public List<IntentFilter> getAllIntentFilters(String packageName) { 9046 if (TextUtils.isEmpty(packageName)) { 9047 return Collections.<IntentFilter>emptyList(); 9048 } 9049 synchronized (mPackages) { 9050 PackageParser.Package pkg = mPackages.get(packageName); 9051 if (pkg == null || pkg.activities == null) { 9052 return Collections.<IntentFilter>emptyList(); 9053 } 9054 final int count = pkg.activities.size(); 9055 ArrayList<IntentFilter> result = new ArrayList<>(); 9056 for (int n=0; n<count; n++) { 9057 PackageParser.Activity activity = pkg.activities.get(n); 9058 if (activity.intents != null || activity.intents.size() > 0) { 9059 result.addAll(activity.intents); 9060 } 9061 } 9062 return result; 9063 } 9064 } 9065 9066 @Override 9067 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 9068 synchronized (mPackages) { 9069 return mSettings.setDefaultBrowserPackageNameLPr(packageName, userId); 9070 } 9071 } 9072 9073 @Override 9074 public String getDefaultBrowserPackageName(int userId) { 9075 synchronized (mPackages) { 9076 return mSettings.getDefaultBrowserPackageNameLPw(userId); 9077 } 9078 } 9079 9080 /** 9081 * Get the "allow unknown sources" setting. 9082 * 9083 * @return the current "allow unknown sources" setting 9084 */ 9085 private int getUnknownSourcesSettings() { 9086 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9087 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 9088 -1); 9089 } 9090 9091 @Override 9092 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 9093 final int uid = Binder.getCallingUid(); 9094 // writer 9095 synchronized (mPackages) { 9096 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 9097 if (targetPackageSetting == null) { 9098 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 9099 } 9100 9101 PackageSetting installerPackageSetting; 9102 if (installerPackageName != null) { 9103 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 9104 if (installerPackageSetting == null) { 9105 throw new IllegalArgumentException("Unknown installer package: " 9106 + installerPackageName); 9107 } 9108 } else { 9109 installerPackageSetting = null; 9110 } 9111 9112 Signature[] callerSignature; 9113 Object obj = mSettings.getUserIdLPr(uid); 9114 if (obj != null) { 9115 if (obj instanceof SharedUserSetting) { 9116 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 9117 } else if (obj instanceof PackageSetting) { 9118 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 9119 } else { 9120 throw new SecurityException("Bad object " + obj + " for uid " + uid); 9121 } 9122 } else { 9123 throw new SecurityException("Unknown calling uid " + uid); 9124 } 9125 9126 // Verify: can't set installerPackageName to a package that is 9127 // not signed with the same cert as the caller. 9128 if (installerPackageSetting != null) { 9129 if (compareSignatures(callerSignature, 9130 installerPackageSetting.signatures.mSignatures) 9131 != PackageManager.SIGNATURE_MATCH) { 9132 throw new SecurityException( 9133 "Caller does not have same cert as new installer package " 9134 + installerPackageName); 9135 } 9136 } 9137 9138 // Verify: if target already has an installer package, it must 9139 // be signed with the same cert as the caller. 9140 if (targetPackageSetting.installerPackageName != null) { 9141 PackageSetting setting = mSettings.mPackages.get( 9142 targetPackageSetting.installerPackageName); 9143 // If the currently set package isn't valid, then it's always 9144 // okay to change it. 9145 if (setting != null) { 9146 if (compareSignatures(callerSignature, 9147 setting.signatures.mSignatures) 9148 != PackageManager.SIGNATURE_MATCH) { 9149 throw new SecurityException( 9150 "Caller does not have same cert as old installer package " 9151 + targetPackageSetting.installerPackageName); 9152 } 9153 } 9154 } 9155 9156 // Okay! 9157 targetPackageSetting.installerPackageName = installerPackageName; 9158 scheduleWriteSettingsLocked(); 9159 } 9160 } 9161 9162 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 9163 // Queue up an async operation since the package installation may take a little while. 9164 mHandler.post(new Runnable() { 9165 public void run() { 9166 mHandler.removeCallbacks(this); 9167 // Result object to be returned 9168 PackageInstalledInfo res = new PackageInstalledInfo(); 9169 res.returnCode = currentStatus; 9170 res.uid = -1; 9171 res.pkg = null; 9172 res.removedInfo = new PackageRemovedInfo(); 9173 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 9174 args.doPreInstall(res.returnCode); 9175 synchronized (mInstallLock) { 9176 installPackageLI(args, res); 9177 } 9178 args.doPostInstall(res.returnCode, res.uid); 9179 } 9180 9181 // A restore should be performed at this point if (a) the install 9182 // succeeded, (b) the operation is not an update, and (c) the new 9183 // package has not opted out of backup participation. 9184 final boolean update = res.removedInfo.removedPackage != null; 9185 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 9186 boolean doRestore = !update 9187 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 9188 9189 // Set up the post-install work request bookkeeping. This will be used 9190 // and cleaned up by the post-install event handling regardless of whether 9191 // there's a restore pass performed. Token values are >= 1. 9192 int token; 9193 if (mNextInstallToken < 0) mNextInstallToken = 1; 9194 token = mNextInstallToken++; 9195 9196 PostInstallData data = new PostInstallData(args, res); 9197 mRunningInstalls.put(token, data); 9198 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 9199 9200 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 9201 // Pass responsibility to the Backup Manager. It will perform a 9202 // restore if appropriate, then pass responsibility back to the 9203 // Package Manager to run the post-install observer callbacks 9204 // and broadcasts. 9205 IBackupManager bm = IBackupManager.Stub.asInterface( 9206 ServiceManager.getService(Context.BACKUP_SERVICE)); 9207 if (bm != null) { 9208 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 9209 + " to BM for possible restore"); 9210 try { 9211 if (bm.isBackupServiceActive(UserHandle.USER_OWNER)) { 9212 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 9213 } else { 9214 doRestore = false; 9215 } 9216 } catch (RemoteException e) { 9217 // can't happen; the backup manager is local 9218 } catch (Exception e) { 9219 Slog.e(TAG, "Exception trying to enqueue restore", e); 9220 doRestore = false; 9221 } 9222 } else { 9223 Slog.e(TAG, "Backup Manager not found!"); 9224 doRestore = false; 9225 } 9226 } 9227 9228 if (!doRestore) { 9229 // No restore possible, or the Backup Manager was mysteriously not 9230 // available -- just fire the post-install work request directly. 9231 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 9232 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9233 mHandler.sendMessage(msg); 9234 } 9235 } 9236 }); 9237 } 9238 9239 private abstract class HandlerParams { 9240 private static final int MAX_RETRIES = 4; 9241 9242 /** 9243 * Number of times startCopy() has been attempted and had a non-fatal 9244 * error. 9245 */ 9246 private int mRetries = 0; 9247 9248 /** User handle for the user requesting the information or installation. */ 9249 private final UserHandle mUser; 9250 9251 HandlerParams(UserHandle user) { 9252 mUser = user; 9253 } 9254 9255 UserHandle getUser() { 9256 return mUser; 9257 } 9258 9259 final boolean startCopy() { 9260 boolean res; 9261 try { 9262 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 9263 9264 if (++mRetries > MAX_RETRIES) { 9265 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 9266 mHandler.sendEmptyMessage(MCS_GIVE_UP); 9267 handleServiceError(); 9268 return false; 9269 } else { 9270 handleStartCopy(); 9271 res = true; 9272 } 9273 } catch (RemoteException e) { 9274 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 9275 mHandler.sendEmptyMessage(MCS_RECONNECT); 9276 res = false; 9277 } 9278 handleReturnCode(); 9279 return res; 9280 } 9281 9282 final void serviceError() { 9283 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 9284 handleServiceError(); 9285 handleReturnCode(); 9286 } 9287 9288 abstract void handleStartCopy() throws RemoteException; 9289 abstract void handleServiceError(); 9290 abstract void handleReturnCode(); 9291 } 9292 9293 class MeasureParams extends HandlerParams { 9294 private final PackageStats mStats; 9295 private boolean mSuccess; 9296 9297 private final IPackageStatsObserver mObserver; 9298 9299 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 9300 super(new UserHandle(stats.userHandle)); 9301 mObserver = observer; 9302 mStats = stats; 9303 } 9304 9305 @Override 9306 public String toString() { 9307 return "MeasureParams{" 9308 + Integer.toHexString(System.identityHashCode(this)) 9309 + " " + mStats.packageName + "}"; 9310 } 9311 9312 @Override 9313 void handleStartCopy() throws RemoteException { 9314 synchronized (mInstallLock) { 9315 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 9316 } 9317 9318 if (mSuccess) { 9319 final boolean mounted; 9320 if (Environment.isExternalStorageEmulated()) { 9321 mounted = true; 9322 } else { 9323 final String status = Environment.getExternalStorageState(); 9324 mounted = (Environment.MEDIA_MOUNTED.equals(status) 9325 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 9326 } 9327 9328 if (mounted) { 9329 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 9330 9331 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 9332 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 9333 9334 mStats.externalDataSize = calculateDirectorySize(mContainerService, 9335 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 9336 9337 // Always subtract cache size, since it's a subdirectory 9338 mStats.externalDataSize -= mStats.externalCacheSize; 9339 9340 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 9341 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 9342 9343 mStats.externalObbSize = calculateDirectorySize(mContainerService, 9344 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 9345 } 9346 } 9347 } 9348 9349 @Override 9350 void handleReturnCode() { 9351 if (mObserver != null) { 9352 try { 9353 mObserver.onGetStatsCompleted(mStats, mSuccess); 9354 } catch (RemoteException e) { 9355 Slog.i(TAG, "Observer no longer exists."); 9356 } 9357 } 9358 } 9359 9360 @Override 9361 void handleServiceError() { 9362 Slog.e(TAG, "Could not measure application " + mStats.packageName 9363 + " external storage"); 9364 } 9365 } 9366 9367 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 9368 throws RemoteException { 9369 long result = 0; 9370 for (File path : paths) { 9371 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 9372 } 9373 return result; 9374 } 9375 9376 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 9377 for (File path : paths) { 9378 try { 9379 mcs.clearDirectory(path.getAbsolutePath()); 9380 } catch (RemoteException e) { 9381 } 9382 } 9383 } 9384 9385 static class OriginInfo { 9386 /** 9387 * Location where install is coming from, before it has been 9388 * copied/renamed into place. This could be a single monolithic APK 9389 * file, or a cluster directory. This location may be untrusted. 9390 */ 9391 final File file; 9392 final String cid; 9393 9394 /** 9395 * Flag indicating that {@link #file} or {@link #cid} has already been 9396 * staged, meaning downstream users don't need to defensively copy the 9397 * contents. 9398 */ 9399 final boolean staged; 9400 9401 /** 9402 * Flag indicating that {@link #file} or {@link #cid} is an already 9403 * installed app that is being moved. 9404 */ 9405 final boolean existing; 9406 9407 final String resolvedPath; 9408 final File resolvedFile; 9409 9410 static OriginInfo fromNothing() { 9411 return new OriginInfo(null, null, false, false); 9412 } 9413 9414 static OriginInfo fromUntrustedFile(File file) { 9415 return new OriginInfo(file, null, false, false); 9416 } 9417 9418 static OriginInfo fromExistingFile(File file) { 9419 return new OriginInfo(file, null, false, true); 9420 } 9421 9422 static OriginInfo fromStagedFile(File file) { 9423 return new OriginInfo(file, null, true, false); 9424 } 9425 9426 static OriginInfo fromStagedContainer(String cid) { 9427 return new OriginInfo(null, cid, true, false); 9428 } 9429 9430 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 9431 this.file = file; 9432 this.cid = cid; 9433 this.staged = staged; 9434 this.existing = existing; 9435 9436 if (cid != null) { 9437 resolvedPath = PackageHelper.getSdDir(cid); 9438 resolvedFile = new File(resolvedPath); 9439 } else if (file != null) { 9440 resolvedPath = file.getAbsolutePath(); 9441 resolvedFile = file; 9442 } else { 9443 resolvedPath = null; 9444 resolvedFile = null; 9445 } 9446 } 9447 } 9448 9449 class InstallParams extends HandlerParams { 9450 final OriginInfo origin; 9451 final IPackageInstallObserver2 observer; 9452 int installFlags; 9453 final String installerPackageName; 9454 final String volumeUuid; 9455 final VerificationParams verificationParams; 9456 private InstallArgs mArgs; 9457 private int mRet; 9458 final String packageAbiOverride; 9459 9460 InstallParams(OriginInfo origin, IPackageInstallObserver2 observer, int installFlags, 9461 String installerPackageName, String volumeUuid, 9462 VerificationParams verificationParams, UserHandle user, String packageAbiOverride) { 9463 super(user); 9464 this.origin = origin; 9465 this.observer = observer; 9466 this.installFlags = installFlags; 9467 this.installerPackageName = installerPackageName; 9468 this.volumeUuid = volumeUuid; 9469 this.verificationParams = verificationParams; 9470 this.packageAbiOverride = packageAbiOverride; 9471 } 9472 9473 @Override 9474 public String toString() { 9475 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 9476 + " file=" + origin.file + " cid=" + origin.cid + "}"; 9477 } 9478 9479 public ManifestDigest getManifestDigest() { 9480 if (verificationParams == null) { 9481 return null; 9482 } 9483 return verificationParams.getManifestDigest(); 9484 } 9485 9486 private int installLocationPolicy(PackageInfoLite pkgLite) { 9487 String packageName = pkgLite.packageName; 9488 int installLocation = pkgLite.installLocation; 9489 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 9490 // reader 9491 synchronized (mPackages) { 9492 PackageParser.Package pkg = mPackages.get(packageName); 9493 if (pkg != null) { 9494 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 9495 // Check for downgrading. 9496 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 9497 try { 9498 checkDowngrade(pkg, pkgLite); 9499 } catch (PackageManagerException e) { 9500 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 9501 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 9502 } 9503 } 9504 // Check for updated system application. 9505 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 9506 if (onSd) { 9507 Slog.w(TAG, "Cannot install update to system app on sdcard"); 9508 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 9509 } 9510 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 9511 } else { 9512 if (onSd) { 9513 // Install flag overrides everything. 9514 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 9515 } 9516 // If current upgrade specifies particular preference 9517 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 9518 // Application explicitly specified internal. 9519 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 9520 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 9521 // App explictly prefers external. Let policy decide 9522 } else { 9523 // Prefer previous location 9524 if (isExternal(pkg)) { 9525 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 9526 } 9527 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 9528 } 9529 } 9530 } else { 9531 // Invalid install. Return error code 9532 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 9533 } 9534 } 9535 } 9536 // All the special cases have been taken care of. 9537 // Return result based on recommended install location. 9538 if (onSd) { 9539 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 9540 } 9541 return pkgLite.recommendedInstallLocation; 9542 } 9543 9544 /* 9545 * Invoke remote method to get package information and install 9546 * location values. Override install location based on default 9547 * policy if needed and then create install arguments based 9548 * on the install location. 9549 */ 9550 public void handleStartCopy() throws RemoteException { 9551 int ret = PackageManager.INSTALL_SUCCEEDED; 9552 9553 // If we're already staged, we've firmly committed to an install location 9554 if (origin.staged) { 9555 if (origin.file != null) { 9556 installFlags |= PackageManager.INSTALL_INTERNAL; 9557 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 9558 } else if (origin.cid != null) { 9559 installFlags |= PackageManager.INSTALL_EXTERNAL; 9560 installFlags &= ~PackageManager.INSTALL_INTERNAL; 9561 } else { 9562 throw new IllegalStateException("Invalid stage location"); 9563 } 9564 } 9565 9566 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 9567 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 9568 9569 PackageInfoLite pkgLite = null; 9570 9571 if (onInt && onSd) { 9572 // Check if both bits are set. 9573 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 9574 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 9575 } else { 9576 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 9577 packageAbiOverride); 9578 9579 /* 9580 * If we have too little free space, try to free cache 9581 * before giving up. 9582 */ 9583 if (!origin.staged && pkgLite.recommendedInstallLocation 9584 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 9585 // TODO: focus freeing disk space on the target device 9586 final StorageManager storage = StorageManager.from(mContext); 9587 final long lowThreshold = storage.getStorageLowBytes( 9588 Environment.getDataDirectory()); 9589 9590 final long sizeBytes = mContainerService.calculateInstalledSize( 9591 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 9592 9593 if (mInstaller.freeCache(sizeBytes + lowThreshold) >= 0) { 9594 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 9595 installFlags, packageAbiOverride); 9596 } 9597 9598 /* 9599 * The cache free must have deleted the file we 9600 * downloaded to install. 9601 * 9602 * TODO: fix the "freeCache" call to not delete 9603 * the file we care about. 9604 */ 9605 if (pkgLite.recommendedInstallLocation 9606 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 9607 pkgLite.recommendedInstallLocation 9608 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 9609 } 9610 } 9611 } 9612 9613 if (ret == PackageManager.INSTALL_SUCCEEDED) { 9614 int loc = pkgLite.recommendedInstallLocation; 9615 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 9616 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 9617 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 9618 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 9619 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 9620 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 9621 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 9622 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 9623 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 9624 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 9625 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 9626 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 9627 } else { 9628 // Override with defaults if needed. 9629 loc = installLocationPolicy(pkgLite); 9630 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 9631 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 9632 } else if (!onSd && !onInt) { 9633 // Override install location with flags 9634 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 9635 // Set the flag to install on external media. 9636 installFlags |= PackageManager.INSTALL_EXTERNAL; 9637 installFlags &= ~PackageManager.INSTALL_INTERNAL; 9638 } else { 9639 // Make sure the flag for installing on external 9640 // media is unset 9641 installFlags |= PackageManager.INSTALL_INTERNAL; 9642 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 9643 } 9644 } 9645 } 9646 } 9647 9648 final InstallArgs args = createInstallArgs(this); 9649 mArgs = args; 9650 9651 if (ret == PackageManager.INSTALL_SUCCEEDED) { 9652 /* 9653 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 9654 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 9655 */ 9656 int userIdentifier = getUser().getIdentifier(); 9657 if (userIdentifier == UserHandle.USER_ALL 9658 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 9659 userIdentifier = UserHandle.USER_OWNER; 9660 } 9661 9662 /* 9663 * Determine if we have any installed package verifiers. If we 9664 * do, then we'll defer to them to verify the packages. 9665 */ 9666 final int requiredUid = mRequiredVerifierPackage == null ? -1 9667 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 9668 if (!origin.existing && requiredUid != -1 9669 && isVerificationEnabled(userIdentifier, installFlags)) { 9670 final Intent verification = new Intent( 9671 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 9672 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 9673 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 9674 PACKAGE_MIME_TYPE); 9675 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9676 9677 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 9678 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 9679 0 /* TODO: Which userId? */); 9680 9681 if (DEBUG_VERIFY) { 9682 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 9683 + verification.toString() + " with " + pkgLite.verifiers.length 9684 + " optional verifiers"); 9685 } 9686 9687 final int verificationId = mPendingVerificationToken++; 9688 9689 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9690 9691 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 9692 installerPackageName); 9693 9694 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 9695 installFlags); 9696 9697 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 9698 pkgLite.packageName); 9699 9700 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 9701 pkgLite.versionCode); 9702 9703 if (verificationParams != null) { 9704 if (verificationParams.getVerificationURI() != null) { 9705 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 9706 verificationParams.getVerificationURI()); 9707 } 9708 if (verificationParams.getOriginatingURI() != null) { 9709 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 9710 verificationParams.getOriginatingURI()); 9711 } 9712 if (verificationParams.getReferrer() != null) { 9713 verification.putExtra(Intent.EXTRA_REFERRER, 9714 verificationParams.getReferrer()); 9715 } 9716 if (verificationParams.getOriginatingUid() >= 0) { 9717 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 9718 verificationParams.getOriginatingUid()); 9719 } 9720 if (verificationParams.getInstallerUid() >= 0) { 9721 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 9722 verificationParams.getInstallerUid()); 9723 } 9724 } 9725 9726 final PackageVerificationState verificationState = new PackageVerificationState( 9727 requiredUid, args); 9728 9729 mPendingVerification.append(verificationId, verificationState); 9730 9731 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 9732 receivers, verificationState); 9733 9734 /* 9735 * If any sufficient verifiers were listed in the package 9736 * manifest, attempt to ask them. 9737 */ 9738 if (sufficientVerifiers != null) { 9739 final int N = sufficientVerifiers.size(); 9740 if (N == 0) { 9741 Slog.i(TAG, "Additional verifiers required, but none installed."); 9742 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 9743 } else { 9744 for (int i = 0; i < N; i++) { 9745 final ComponentName verifierComponent = sufficientVerifiers.get(i); 9746 9747 final Intent sufficientIntent = new Intent(verification); 9748 sufficientIntent.setComponent(verifierComponent); 9749 9750 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 9751 } 9752 } 9753 } 9754 9755 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 9756 mRequiredVerifierPackage, receivers); 9757 if (ret == PackageManager.INSTALL_SUCCEEDED 9758 && mRequiredVerifierPackage != null) { 9759 /* 9760 * Send the intent to the required verification agent, 9761 * but only start the verification timeout after the 9762 * target BroadcastReceivers have run. 9763 */ 9764 verification.setComponent(requiredVerifierComponent); 9765 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 9766 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9767 new BroadcastReceiver() { 9768 @Override 9769 public void onReceive(Context context, Intent intent) { 9770 final Message msg = mHandler 9771 .obtainMessage(CHECK_PENDING_VERIFICATION); 9772 msg.arg1 = verificationId; 9773 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 9774 } 9775 }, null, 0, null, null); 9776 9777 /* 9778 * We don't want the copy to proceed until verification 9779 * succeeds, so null out this field. 9780 */ 9781 mArgs = null; 9782 } 9783 } else { 9784 /* 9785 * No package verification is enabled, so immediately start 9786 * the remote call to initiate copy using temporary file. 9787 */ 9788 ret = args.copyApk(mContainerService, true); 9789 } 9790 } 9791 9792 mRet = ret; 9793 } 9794 9795 @Override 9796 void handleReturnCode() { 9797 // If mArgs is null, then MCS couldn't be reached. When it 9798 // reconnects, it will try again to install. At that point, this 9799 // will succeed. 9800 if (mArgs != null) { 9801 processPendingInstall(mArgs, mRet); 9802 } 9803 } 9804 9805 @Override 9806 void handleServiceError() { 9807 mArgs = createInstallArgs(this); 9808 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 9809 } 9810 9811 public boolean isForwardLocked() { 9812 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 9813 } 9814 } 9815 9816 /** 9817 * Used during creation of InstallArgs 9818 * 9819 * @param installFlags package installation flags 9820 * @return true if should be installed on external storage 9821 */ 9822 private static boolean installOnExternalAsec(int installFlags) { 9823 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 9824 return false; 9825 } 9826 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 9827 return true; 9828 } 9829 return false; 9830 } 9831 9832 /** 9833 * Used during creation of InstallArgs 9834 * 9835 * @param installFlags package installation flags 9836 * @return true if should be installed as forward locked 9837 */ 9838 private static boolean installForwardLocked(int installFlags) { 9839 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 9840 } 9841 9842 private InstallArgs createInstallArgs(InstallParams params) { 9843 if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 9844 return new AsecInstallArgs(params); 9845 } else { 9846 return new FileInstallArgs(params); 9847 } 9848 } 9849 9850 /** 9851 * Create args that describe an existing installed package. Typically used 9852 * when cleaning up old installs, or used as a move source. 9853 */ 9854 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 9855 String resourcePath, String nativeLibraryRoot, String[] instructionSets) { 9856 final boolean isInAsec; 9857 if (installOnExternalAsec(installFlags)) { 9858 /* Apps on SD card are always in ASEC containers. */ 9859 isInAsec = true; 9860 } else if (installForwardLocked(installFlags) 9861 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 9862 /* 9863 * Forward-locked apps are only in ASEC containers if they're the 9864 * new style 9865 */ 9866 isInAsec = true; 9867 } else { 9868 isInAsec = false; 9869 } 9870 9871 if (isInAsec) { 9872 return new AsecInstallArgs(codePath, instructionSets, 9873 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 9874 } else { 9875 return new FileInstallArgs(codePath, resourcePath, nativeLibraryRoot, 9876 instructionSets); 9877 } 9878 } 9879 9880 static abstract class InstallArgs { 9881 /** @see InstallParams#origin */ 9882 final OriginInfo origin; 9883 9884 final IPackageInstallObserver2 observer; 9885 // Always refers to PackageManager flags only 9886 final int installFlags; 9887 final String installerPackageName; 9888 final String volumeUuid; 9889 final ManifestDigest manifestDigest; 9890 final UserHandle user; 9891 final String abiOverride; 9892 9893 // The list of instruction sets supported by this app. This is currently 9894 // only used during the rmdex() phase to clean up resources. We can get rid of this 9895 // if we move dex files under the common app path. 9896 /* nullable */ String[] instructionSets; 9897 9898 InstallArgs(OriginInfo origin, IPackageInstallObserver2 observer, int installFlags, 9899 String installerPackageName, String volumeUuid, ManifestDigest manifestDigest, 9900 UserHandle user, String[] instructionSets, String abiOverride) { 9901 this.origin = origin; 9902 this.installFlags = installFlags; 9903 this.observer = observer; 9904 this.installerPackageName = installerPackageName; 9905 this.volumeUuid = volumeUuid; 9906 this.manifestDigest = manifestDigest; 9907 this.user = user; 9908 this.instructionSets = instructionSets; 9909 this.abiOverride = abiOverride; 9910 } 9911 9912 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 9913 abstract int doPreInstall(int status); 9914 9915 /** 9916 * Rename package into final resting place. All paths on the given 9917 * scanned package should be updated to reflect the rename. 9918 */ 9919 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 9920 abstract int doPostInstall(int status, int uid); 9921 9922 /** @see PackageSettingBase#codePathString */ 9923 abstract String getCodePath(); 9924 /** @see PackageSettingBase#resourcePathString */ 9925 abstract String getResourcePath(); 9926 abstract String getLegacyNativeLibraryPath(); 9927 9928 // Need installer lock especially for dex file removal. 9929 abstract void cleanUpResourcesLI(); 9930 abstract boolean doPostDeleteLI(boolean delete); 9931 abstract boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException; 9932 9933 /** 9934 * Called before the source arguments are copied. This is used mostly 9935 * for MoveParams when it needs to read the source file to put it in the 9936 * destination. 9937 */ 9938 int doPreCopy() { 9939 return PackageManager.INSTALL_SUCCEEDED; 9940 } 9941 9942 /** 9943 * Called after the source arguments are copied. This is used mostly for 9944 * MoveParams when it needs to read the source file to put it in the 9945 * destination. 9946 * 9947 * @return 9948 */ 9949 int doPostCopy(int uid) { 9950 return PackageManager.INSTALL_SUCCEEDED; 9951 } 9952 9953 protected boolean isFwdLocked() { 9954 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 9955 } 9956 9957 protected boolean isExternalAsec() { 9958 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 9959 } 9960 9961 UserHandle getUser() { 9962 return user; 9963 } 9964 } 9965 9966 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 9967 if (!allCodePaths.isEmpty()) { 9968 if (instructionSets == null) { 9969 throw new IllegalStateException("instructionSet == null"); 9970 } 9971 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 9972 for (String codePath : allCodePaths) { 9973 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 9974 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 9975 if (retCode < 0) { 9976 Slog.w(TAG, "Couldn't remove dex file for package: " 9977 + " at location " + codePath + ", retcode=" + retCode); 9978 // we don't consider this to be a failure of the core package deletion 9979 } 9980 } 9981 } 9982 } 9983 } 9984 9985 /** 9986 * Logic to handle installation of non-ASEC applications, including copying 9987 * and renaming logic. 9988 */ 9989 class FileInstallArgs extends InstallArgs { 9990 private File codeFile; 9991 private File resourceFile; 9992 private File legacyNativeLibraryPath; 9993 9994 // Example topology: 9995 // /data/app/com.example/base.apk 9996 // /data/app/com.example/split_foo.apk 9997 // /data/app/com.example/lib/arm/libfoo.so 9998 // /data/app/com.example/lib/arm64/libfoo.so 9999 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 10000 10001 /** New install */ 10002 FileInstallArgs(InstallParams params) { 10003 super(params.origin, params.observer, params.installFlags, 10004 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10005 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10006 if (isFwdLocked()) { 10007 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 10008 } 10009 } 10010 10011 /** Existing install */ 10012 FileInstallArgs(String codePath, String resourcePath, String legacyNativeLibraryPath, 10013 String[] instructionSets) { 10014 super(OriginInfo.fromNothing(), null, 0, null, null, null, null, instructionSets, null); 10015 this.codeFile = (codePath != null) ? new File(codePath) : null; 10016 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 10017 this.legacyNativeLibraryPath = (legacyNativeLibraryPath != null) ? 10018 new File(legacyNativeLibraryPath) : null; 10019 } 10020 10021 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 10022 final long sizeBytes = imcs.calculateInstalledSize(origin.file.getAbsolutePath(), 10023 isFwdLocked(), abiOverride); 10024 10025 final StorageManager storage = StorageManager.from(mContext); 10026 return (sizeBytes <= storage.getStorageBytesUntilLow(Environment.getDataDirectory())); 10027 } 10028 10029 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10030 if (origin.staged) { 10031 Slog.d(TAG, origin.file + " already staged; skipping copy"); 10032 codeFile = origin.file; 10033 resourceFile = origin.file; 10034 return PackageManager.INSTALL_SUCCEEDED; 10035 } 10036 10037 try { 10038 final File tempDir = mInstallerService.allocateStageDirLegacy(volumeUuid); 10039 codeFile = tempDir; 10040 resourceFile = tempDir; 10041 } catch (IOException e) { 10042 Slog.w(TAG, "Failed to create copy file: " + e); 10043 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10044 } 10045 10046 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 10047 @Override 10048 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 10049 if (!FileUtils.isValidExtFilename(name)) { 10050 throw new IllegalArgumentException("Invalid filename: " + name); 10051 } 10052 try { 10053 final File file = new File(codeFile, name); 10054 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 10055 O_RDWR | O_CREAT, 0644); 10056 Os.chmod(file.getAbsolutePath(), 0644); 10057 return new ParcelFileDescriptor(fd); 10058 } catch (ErrnoException e) { 10059 throw new RemoteException("Failed to open: " + e.getMessage()); 10060 } 10061 } 10062 }; 10063 10064 int ret = PackageManager.INSTALL_SUCCEEDED; 10065 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 10066 if (ret != PackageManager.INSTALL_SUCCEEDED) { 10067 Slog.e(TAG, "Failed to copy package"); 10068 return ret; 10069 } 10070 10071 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 10072 NativeLibraryHelper.Handle handle = null; 10073 try { 10074 handle = NativeLibraryHelper.Handle.create(codeFile); 10075 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 10076 abiOverride); 10077 } catch (IOException e) { 10078 Slog.e(TAG, "Copying native libraries failed", e); 10079 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10080 } finally { 10081 IoUtils.closeQuietly(handle); 10082 } 10083 10084 return ret; 10085 } 10086 10087 int doPreInstall(int status) { 10088 if (status != PackageManager.INSTALL_SUCCEEDED) { 10089 cleanUp(); 10090 } 10091 return status; 10092 } 10093 10094 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10095 if (status != PackageManager.INSTALL_SUCCEEDED) { 10096 cleanUp(); 10097 return false; 10098 } else { 10099 final File targetDir = codeFile.getParentFile(); 10100 final File beforeCodeFile = codeFile; 10101 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 10102 10103 Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 10104 try { 10105 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 10106 } catch (ErrnoException e) { 10107 Slog.d(TAG, "Failed to rename", e); 10108 return false; 10109 } 10110 10111 if (!SELinux.restoreconRecursive(afterCodeFile)) { 10112 Slog.d(TAG, "Failed to restorecon"); 10113 return false; 10114 } 10115 10116 // Reflect the rename internally 10117 codeFile = afterCodeFile; 10118 resourceFile = afterCodeFile; 10119 10120 // Reflect the rename in scanned details 10121 pkg.codePath = afterCodeFile.getAbsolutePath(); 10122 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10123 pkg.baseCodePath); 10124 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10125 pkg.splitCodePaths); 10126 10127 // Reflect the rename in app info 10128 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 10129 pkg.applicationInfo.setCodePath(pkg.codePath); 10130 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 10131 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 10132 pkg.applicationInfo.setResourcePath(pkg.codePath); 10133 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 10134 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 10135 10136 return true; 10137 } 10138 } 10139 10140 int doPostInstall(int status, int uid) { 10141 if (status != PackageManager.INSTALL_SUCCEEDED) { 10142 cleanUp(); 10143 } 10144 return status; 10145 } 10146 10147 @Override 10148 String getCodePath() { 10149 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 10150 } 10151 10152 @Override 10153 String getResourcePath() { 10154 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 10155 } 10156 10157 @Override 10158 String getLegacyNativeLibraryPath() { 10159 return (legacyNativeLibraryPath != null) ? legacyNativeLibraryPath.getAbsolutePath() : null; 10160 } 10161 10162 private boolean cleanUp() { 10163 if (codeFile == null || !codeFile.exists()) { 10164 return false; 10165 } 10166 10167 if (codeFile.isDirectory()) { 10168 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 10169 } else { 10170 codeFile.delete(); 10171 } 10172 10173 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 10174 resourceFile.delete(); 10175 } 10176 10177 if (legacyNativeLibraryPath != null && !FileUtils.contains(codeFile, legacyNativeLibraryPath)) { 10178 if (!FileUtils.deleteContents(legacyNativeLibraryPath)) { 10179 Slog.w(TAG, "Couldn't delete native library directory " + legacyNativeLibraryPath); 10180 } 10181 legacyNativeLibraryPath.delete(); 10182 } 10183 10184 return true; 10185 } 10186 10187 void cleanUpResourcesLI() { 10188 // Try enumerating all code paths before deleting 10189 List<String> allCodePaths = Collections.EMPTY_LIST; 10190 if (codeFile != null && codeFile.exists()) { 10191 try { 10192 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 10193 allCodePaths = pkg.getAllCodePaths(); 10194 } catch (PackageParserException e) { 10195 // Ignored; we tried our best 10196 } 10197 } 10198 10199 cleanUp(); 10200 removeDexFiles(allCodePaths, instructionSets); 10201 } 10202 10203 boolean doPostDeleteLI(boolean delete) { 10204 // XXX err, shouldn't we respect the delete flag? 10205 cleanUpResourcesLI(); 10206 return true; 10207 } 10208 } 10209 10210 private boolean isAsecExternal(String cid) { 10211 final String asecPath = PackageHelper.getSdFilesystem(cid); 10212 return !asecPath.startsWith(mAsecInternalPath); 10213 } 10214 10215 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 10216 PackageManagerException { 10217 if (copyRet < 0) { 10218 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 10219 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 10220 throw new PackageManagerException(copyRet, message); 10221 } 10222 } 10223 } 10224 10225 /** 10226 * Extract the MountService "container ID" from the full code path of an 10227 * .apk. 10228 */ 10229 static String cidFromCodePath(String fullCodePath) { 10230 int eidx = fullCodePath.lastIndexOf("/"); 10231 String subStr1 = fullCodePath.substring(0, eidx); 10232 int sidx = subStr1.lastIndexOf("/"); 10233 return subStr1.substring(sidx+1, eidx); 10234 } 10235 10236 /** 10237 * Logic to handle installation of ASEC applications, including copying and 10238 * renaming logic. 10239 */ 10240 class AsecInstallArgs extends InstallArgs { 10241 static final String RES_FILE_NAME = "pkg.apk"; 10242 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 10243 10244 String cid; 10245 String packagePath; 10246 String resourcePath; 10247 String legacyNativeLibraryDir; 10248 10249 /** New install */ 10250 AsecInstallArgs(InstallParams params) { 10251 super(params.origin, params.observer, params.installFlags, 10252 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10253 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10254 } 10255 10256 /** Existing install */ 10257 AsecInstallArgs(String fullCodePath, String[] instructionSets, 10258 boolean isExternal, boolean isForwardLocked) { 10259 super(OriginInfo.fromNothing(), null, (isExternal ? INSTALL_EXTERNAL : 0) 10260 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 10261 instructionSets, null); 10262 // Hackily pretend we're still looking at a full code path 10263 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 10264 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 10265 } 10266 10267 // Extract cid from fullCodePath 10268 int eidx = fullCodePath.lastIndexOf("/"); 10269 String subStr1 = fullCodePath.substring(0, eidx); 10270 int sidx = subStr1.lastIndexOf("/"); 10271 cid = subStr1.substring(sidx+1, eidx); 10272 setMountPath(subStr1); 10273 } 10274 10275 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 10276 super(OriginInfo.fromNothing(), null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 10277 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 10278 instructionSets, null); 10279 this.cid = cid; 10280 setMountPath(PackageHelper.getSdDir(cid)); 10281 } 10282 10283 void createCopyFile() { 10284 cid = mInstallerService.allocateExternalStageCidLegacy(); 10285 } 10286 10287 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 10288 final long sizeBytes = imcs.calculateInstalledSize(packagePath, isFwdLocked(), 10289 abiOverride); 10290 10291 final File target; 10292 if (isExternalAsec()) { 10293 target = new UserEnvironment(UserHandle.USER_OWNER).getExternalStorageDirectory(); 10294 } else { 10295 target = Environment.getDataDirectory(); 10296 } 10297 10298 final StorageManager storage = StorageManager.from(mContext); 10299 return (sizeBytes <= storage.getStorageBytesUntilLow(target)); 10300 } 10301 10302 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10303 if (origin.staged) { 10304 Slog.d(TAG, origin.cid + " already staged; skipping copy"); 10305 cid = origin.cid; 10306 setMountPath(PackageHelper.getSdDir(cid)); 10307 return PackageManager.INSTALL_SUCCEEDED; 10308 } 10309 10310 if (temp) { 10311 createCopyFile(); 10312 } else { 10313 /* 10314 * Pre-emptively destroy the container since it's destroyed if 10315 * copying fails due to it existing anyway. 10316 */ 10317 PackageHelper.destroySdDir(cid); 10318 } 10319 10320 final String newMountPath = imcs.copyPackageToContainer( 10321 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 10322 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 10323 10324 if (newMountPath != null) { 10325 setMountPath(newMountPath); 10326 return PackageManager.INSTALL_SUCCEEDED; 10327 } else { 10328 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10329 } 10330 } 10331 10332 @Override 10333 String getCodePath() { 10334 return packagePath; 10335 } 10336 10337 @Override 10338 String getResourcePath() { 10339 return resourcePath; 10340 } 10341 10342 @Override 10343 String getLegacyNativeLibraryPath() { 10344 return legacyNativeLibraryDir; 10345 } 10346 10347 int doPreInstall(int status) { 10348 if (status != PackageManager.INSTALL_SUCCEEDED) { 10349 // Destroy container 10350 PackageHelper.destroySdDir(cid); 10351 } else { 10352 boolean mounted = PackageHelper.isContainerMounted(cid); 10353 if (!mounted) { 10354 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 10355 Process.SYSTEM_UID); 10356 if (newMountPath != null) { 10357 setMountPath(newMountPath); 10358 } else { 10359 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10360 } 10361 } 10362 } 10363 return status; 10364 } 10365 10366 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10367 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 10368 String newMountPath = null; 10369 if (PackageHelper.isContainerMounted(cid)) { 10370 // Unmount the container 10371 if (!PackageHelper.unMountSdDir(cid)) { 10372 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 10373 return false; 10374 } 10375 } 10376 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 10377 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 10378 " which might be stale. Will try to clean up."); 10379 // Clean up the stale container and proceed to recreate. 10380 if (!PackageHelper.destroySdDir(newCacheId)) { 10381 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 10382 return false; 10383 } 10384 // Successfully cleaned up stale container. Try to rename again. 10385 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 10386 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 10387 + " inspite of cleaning it up."); 10388 return false; 10389 } 10390 } 10391 if (!PackageHelper.isContainerMounted(newCacheId)) { 10392 Slog.w(TAG, "Mounting container " + newCacheId); 10393 newMountPath = PackageHelper.mountSdDir(newCacheId, 10394 getEncryptKey(), Process.SYSTEM_UID); 10395 } else { 10396 newMountPath = PackageHelper.getSdDir(newCacheId); 10397 } 10398 if (newMountPath == null) { 10399 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 10400 return false; 10401 } 10402 Log.i(TAG, "Succesfully renamed " + cid + 10403 " to " + newCacheId + 10404 " at new path: " + newMountPath); 10405 cid = newCacheId; 10406 10407 final File beforeCodeFile = new File(packagePath); 10408 setMountPath(newMountPath); 10409 final File afterCodeFile = new File(packagePath); 10410 10411 // Reflect the rename in scanned details 10412 pkg.codePath = afterCodeFile.getAbsolutePath(); 10413 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10414 pkg.baseCodePath); 10415 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10416 pkg.splitCodePaths); 10417 10418 // Reflect the rename in app info 10419 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 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 final boolean dataDirExists = PackageManager.getDataDirForUser(volumeUuid, pkgName, 10679 UserHandle.USER_OWNER).exists(); 10680 synchronized(mPackages) { 10681 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 10682 // A package with the same name is already installed, though 10683 // it has been renamed to an older name. The package we 10684 // are trying to install should be installed as an update to 10685 // the existing one, but that has not been requested, so bail. 10686 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 10687 + " without first uninstalling package running as " 10688 + mSettings.mRenamedPackages.get(pkgName)); 10689 return; 10690 } 10691 if (mPackages.containsKey(pkgName)) { 10692 // Don't allow installation over an existing package with the same name. 10693 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 10694 + " without first uninstalling."); 10695 return; 10696 } 10697 } 10698 10699 try { 10700 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 10701 System.currentTimeMillis(), user); 10702 10703 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 10704 // delete the partially installed application. the data directory will have to be 10705 // restored if it was already existing 10706 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 10707 // remove package from internal structures. Note that we want deletePackageX to 10708 // delete the package data and cache directories that it created in 10709 // scanPackageLocked, unless those directories existed before we even tried to 10710 // install. 10711 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 10712 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 10713 res.removedInfo, true); 10714 } 10715 10716 } catch (PackageManagerException e) { 10717 res.setError("Package couldn't be installed in " + pkg.codePath, e); 10718 } 10719 } 10720 10721 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 10722 // Upgrade keysets are being used. Determine if new package has a superset of the 10723 // required keys. 10724 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 10725 KeySetManagerService ksms = mSettings.mKeySetManagerService; 10726 for (int i = 0; i < upgradeKeySets.length; i++) { 10727 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 10728 if (newPkg.mSigningKeys.containsAll(upgradeSet)) { 10729 return true; 10730 } 10731 } 10732 return false; 10733 } 10734 10735 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 10736 UserHandle user, String installerPackageName, String volumeUuid, 10737 PackageInstalledInfo res) { 10738 PackageParser.Package oldPackage; 10739 String pkgName = pkg.packageName; 10740 int[] allUsers; 10741 boolean[] perUserInstalled; 10742 10743 // First find the old package info and check signatures 10744 synchronized(mPackages) { 10745 oldPackage = mPackages.get(pkgName); 10746 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 10747 PackageSetting ps = mSettings.mPackages.get(pkgName); 10748 if (ps == null || !ps.keySetData.isUsingUpgradeKeySets() || ps.sharedUser != null) { 10749 // default to original signature matching 10750 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 10751 != PackageManager.SIGNATURE_MATCH) { 10752 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 10753 "New package has a different signature: " + pkgName); 10754 return; 10755 } 10756 } else { 10757 if(!checkUpgradeKeySetLP(ps, pkg)) { 10758 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 10759 "New package not signed by keys specified by upgrade-keysets: " 10760 + pkgName); 10761 return; 10762 } 10763 } 10764 10765 // In case of rollback, remember per-user/profile install state 10766 allUsers = sUserManager.getUserIds(); 10767 perUserInstalled = new boolean[allUsers.length]; 10768 for (int i = 0; i < allUsers.length; i++) { 10769 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 10770 } 10771 } 10772 10773 boolean sysPkg = (isSystemApp(oldPackage)); 10774 if (sysPkg) { 10775 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 10776 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 10777 } else { 10778 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 10779 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 10780 } 10781 } 10782 10783 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 10784 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 10785 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 10786 String volumeUuid, PackageInstalledInfo res) { 10787 String pkgName = deletedPackage.packageName; 10788 boolean deletedPkg = true; 10789 boolean updatedSettings = false; 10790 10791 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 10792 + deletedPackage); 10793 long origUpdateTime; 10794 if (pkg.mExtras != null) { 10795 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 10796 } else { 10797 origUpdateTime = 0; 10798 } 10799 10800 // First delete the existing package while retaining the data directory 10801 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 10802 res.removedInfo, true)) { 10803 // If the existing package wasn't successfully deleted 10804 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 10805 deletedPkg = false; 10806 } else { 10807 // Successfully deleted the old package; proceed with replace. 10808 10809 // If deleted package lived in a container, give users a chance to 10810 // relinquish resources before killing. 10811 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 10812 if (DEBUG_INSTALL) { 10813 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 10814 } 10815 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 10816 final ArrayList<String> pkgList = new ArrayList<String>(1); 10817 pkgList.add(deletedPackage.applicationInfo.packageName); 10818 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 10819 } 10820 10821 deleteCodeCacheDirsLI(pkgName); 10822 try { 10823 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 10824 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 10825 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 10826 perUserInstalled, res, user); 10827 updatedSettings = true; 10828 } catch (PackageManagerException e) { 10829 res.setError("Package couldn't be installed in " + pkg.codePath, e); 10830 } 10831 } 10832 10833 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 10834 // remove package from internal structures. Note that we want deletePackageX to 10835 // delete the package data and cache directories that it created in 10836 // scanPackageLocked, unless those directories existed before we even tried to 10837 // install. 10838 if(updatedSettings) { 10839 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 10840 deletePackageLI( 10841 pkgName, null, true, allUsers, perUserInstalled, 10842 PackageManager.DELETE_KEEP_DATA, 10843 res.removedInfo, true); 10844 } 10845 // Since we failed to install the new package we need to restore the old 10846 // package that we deleted. 10847 if (deletedPkg) { 10848 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 10849 File restoreFile = new File(deletedPackage.codePath); 10850 // Parse old package 10851 boolean oldExternal = isExternal(deletedPackage); 10852 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 10853 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 10854 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 10855 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 10856 try { 10857 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 10858 } catch (PackageManagerException e) { 10859 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 10860 + e.getMessage()); 10861 return; 10862 } 10863 // Restore of old package succeeded. Update permissions. 10864 // writer 10865 synchronized (mPackages) { 10866 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 10867 UPDATE_PERMISSIONS_ALL); 10868 // can downgrade to reader 10869 mSettings.writeLPr(); 10870 } 10871 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 10872 } 10873 } 10874 } 10875 10876 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 10877 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 10878 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 10879 String volumeUuid, PackageInstalledInfo res) { 10880 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 10881 + ", old=" + deletedPackage); 10882 boolean disabledSystem = false; 10883 boolean updatedSettings = false; 10884 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 10885 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 10886 != 0) { 10887 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 10888 } 10889 String packageName = deletedPackage.packageName; 10890 if (packageName == null) { 10891 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 10892 "Attempt to delete null packageName."); 10893 return; 10894 } 10895 PackageParser.Package oldPkg; 10896 PackageSetting oldPkgSetting; 10897 // reader 10898 synchronized (mPackages) { 10899 oldPkg = mPackages.get(packageName); 10900 oldPkgSetting = mSettings.mPackages.get(packageName); 10901 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 10902 (oldPkgSetting == null)) { 10903 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 10904 "Couldn't find package:" + packageName + " information"); 10905 return; 10906 } 10907 } 10908 10909 killApplication(packageName, oldPkg.applicationInfo.uid, "replace sys pkg"); 10910 10911 res.removedInfo.uid = oldPkg.applicationInfo.uid; 10912 res.removedInfo.removedPackage = packageName; 10913 // Remove existing system package 10914 removePackageLI(oldPkgSetting, true); 10915 // writer 10916 synchronized (mPackages) { 10917 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 10918 if (!disabledSystem && deletedPackage != null) { 10919 // We didn't need to disable the .apk as a current system package, 10920 // which means we are replacing another update that is already 10921 // installed. We need to make sure to delete the older one's .apk. 10922 res.removedInfo.args = createInstallArgsForExisting(0, 10923 deletedPackage.applicationInfo.getCodePath(), 10924 deletedPackage.applicationInfo.getResourcePath(), 10925 deletedPackage.applicationInfo.nativeLibraryRootDir, 10926 getAppDexInstructionSets(deletedPackage.applicationInfo)); 10927 } else { 10928 res.removedInfo.args = null; 10929 } 10930 } 10931 10932 // Successfully disabled the old package. Now proceed with re-installation 10933 deleteCodeCacheDirsLI(packageName); 10934 10935 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 10936 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 10937 10938 PackageParser.Package newPackage = null; 10939 try { 10940 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 10941 if (newPackage.mExtras != null) { 10942 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 10943 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 10944 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 10945 10946 // is the update attempting to change shared user? that isn't going to work... 10947 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 10948 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 10949 "Forbidding shared user change from " + oldPkgSetting.sharedUser 10950 + " to " + newPkgSetting.sharedUser); 10951 updatedSettings = true; 10952 } 10953 } 10954 10955 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10956 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 10957 perUserInstalled, res, user); 10958 updatedSettings = true; 10959 } 10960 10961 } catch (PackageManagerException e) { 10962 res.setError("Package couldn't be installed in " + pkg.codePath, e); 10963 } 10964 10965 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 10966 // Re installation failed. Restore old information 10967 // Remove new pkg information 10968 if (newPackage != null) { 10969 removeInstalledPackageLI(newPackage, true); 10970 } 10971 // Add back the old system package 10972 try { 10973 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 10974 } catch (PackageManagerException e) { 10975 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 10976 } 10977 // Restore the old system information in Settings 10978 synchronized (mPackages) { 10979 if (disabledSystem) { 10980 mSettings.enableSystemPackageLPw(packageName); 10981 } 10982 if (updatedSettings) { 10983 mSettings.setInstallerPackageName(packageName, 10984 oldPkgSetting.installerPackageName); 10985 } 10986 mSettings.writeLPr(); 10987 } 10988 } 10989 } 10990 10991 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 10992 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 10993 UserHandle user) { 10994 String pkgName = newPackage.packageName; 10995 synchronized (mPackages) { 10996 //write settings. the installStatus will be incomplete at this stage. 10997 //note that the new package setting would have already been 10998 //added to mPackages. It hasn't been persisted yet. 10999 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 11000 mSettings.writeLPr(); 11001 } 11002 11003 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 11004 11005 synchronized (mPackages) { 11006 updatePermissionsLPw(newPackage.packageName, newPackage, 11007 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 11008 ? UPDATE_PERMISSIONS_ALL : 0)); 11009 // For system-bundled packages, we assume that installing an upgraded version 11010 // of the package implies that the user actually wants to run that new code, 11011 // so we enable the package. 11012 PackageSetting ps = mSettings.mPackages.get(pkgName); 11013 if (ps != null) { 11014 if (isSystemApp(newPackage)) { 11015 // NB: implicit assumption that system package upgrades apply to all users 11016 if (DEBUG_INSTALL) { 11017 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 11018 } 11019 if (res.origUsers != null) { 11020 for (int userHandle : res.origUsers) { 11021 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 11022 userHandle, installerPackageName); 11023 } 11024 } 11025 // Also convey the prior install/uninstall state 11026 if (allUsers != null && perUserInstalled != null) { 11027 for (int i = 0; i < allUsers.length; i++) { 11028 if (DEBUG_INSTALL) { 11029 Slog.d(TAG, " user " + allUsers[i] 11030 + " => " + perUserInstalled[i]); 11031 } 11032 ps.setInstalled(perUserInstalled[i], allUsers[i]); 11033 } 11034 // these install state changes will be persisted in the 11035 // upcoming call to mSettings.writeLPr(). 11036 } 11037 } 11038 // It's implied that when a user requests installation, they want the app to be 11039 // installed and enabled. 11040 int userId = user.getIdentifier(); 11041 if (userId != UserHandle.USER_ALL) { 11042 ps.setInstalled(true, userId); 11043 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 11044 } 11045 } 11046 res.name = pkgName; 11047 res.uid = newPackage.applicationInfo.uid; 11048 res.pkg = newPackage; 11049 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 11050 mSettings.setInstallerPackageName(pkgName, installerPackageName); 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 scheduleWritePackageRestrictionsLocked(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 scheduleWritePackageRestrictionsLocked(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 synchronized (mPackages) { 11973 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 11974 scheduleWritePackageRestrictionsLocked(removeUser); 11975 } 11976 } 11977 return true; 11978 } 11979 11980 if (dataOnly) { 11981 // Delete application data first 11982 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 11983 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 11984 return true; 11985 } 11986 11987 boolean ret = false; 11988 if (isSystemApp(ps)) { 11989 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 11990 // When an updated system application is deleted we delete the existing resources as well and 11991 // fall back to existing code in system partition 11992 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 11993 flags, outInfo, writeSettings); 11994 } else { 11995 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 11996 // Kill application pre-emptively especially for apps on sd. 11997 killApplication(packageName, ps.appId, "uninstall pkg"); 11998 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 11999 allUserHandles, perUserInstalled, 12000 outInfo, writeSettings); 12001 } 12002 12003 return ret; 12004 } 12005 12006 private final class ClearStorageConnection implements ServiceConnection { 12007 IMediaContainerService mContainerService; 12008 12009 @Override 12010 public void onServiceConnected(ComponentName name, IBinder service) { 12011 synchronized (this) { 12012 mContainerService = IMediaContainerService.Stub.asInterface(service); 12013 notifyAll(); 12014 } 12015 } 12016 12017 @Override 12018 public void onServiceDisconnected(ComponentName name) { 12019 } 12020 } 12021 12022 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 12023 final boolean mounted; 12024 if (Environment.isExternalStorageEmulated()) { 12025 mounted = true; 12026 } else { 12027 final String status = Environment.getExternalStorageState(); 12028 12029 mounted = status.equals(Environment.MEDIA_MOUNTED) 12030 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 12031 } 12032 12033 if (!mounted) { 12034 return; 12035 } 12036 12037 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 12038 int[] users; 12039 if (userId == UserHandle.USER_ALL) { 12040 users = sUserManager.getUserIds(); 12041 } else { 12042 users = new int[] { userId }; 12043 } 12044 final ClearStorageConnection conn = new ClearStorageConnection(); 12045 if (mContext.bindServiceAsUser( 12046 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 12047 try { 12048 for (int curUser : users) { 12049 long timeout = SystemClock.uptimeMillis() + 5000; 12050 synchronized (conn) { 12051 long now = SystemClock.uptimeMillis(); 12052 while (conn.mContainerService == null && now < timeout) { 12053 try { 12054 conn.wait(timeout - now); 12055 } catch (InterruptedException e) { 12056 } 12057 } 12058 } 12059 if (conn.mContainerService == null) { 12060 return; 12061 } 12062 12063 final UserEnvironment userEnv = new UserEnvironment(curUser); 12064 clearDirectory(conn.mContainerService, 12065 userEnv.buildExternalStorageAppCacheDirs(packageName)); 12066 if (allData) { 12067 clearDirectory(conn.mContainerService, 12068 userEnv.buildExternalStorageAppDataDirs(packageName)); 12069 clearDirectory(conn.mContainerService, 12070 userEnv.buildExternalStorageAppMediaDirs(packageName)); 12071 } 12072 } 12073 } finally { 12074 mContext.unbindService(conn); 12075 } 12076 } 12077 } 12078 12079 @Override 12080 public void clearApplicationUserData(final String packageName, 12081 final IPackageDataObserver observer, final int userId) { 12082 mContext.enforceCallingOrSelfPermission( 12083 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 12084 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 12085 // Queue up an async operation since the package deletion may take a little while. 12086 mHandler.post(new Runnable() { 12087 public void run() { 12088 mHandler.removeCallbacks(this); 12089 final boolean succeeded; 12090 synchronized (mInstallLock) { 12091 succeeded = clearApplicationUserDataLI(packageName, userId); 12092 } 12093 clearExternalStorageDataSync(packageName, userId, true); 12094 if (succeeded) { 12095 // invoke DeviceStorageMonitor's update method to clear any notifications 12096 DeviceStorageMonitorInternal 12097 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 12098 if (dsm != null) { 12099 dsm.checkMemory(); 12100 } 12101 } 12102 if(observer != null) { 12103 try { 12104 observer.onRemoveCompleted(packageName, succeeded); 12105 } catch (RemoteException e) { 12106 Log.i(TAG, "Observer no longer exists."); 12107 } 12108 } //end if observer 12109 } //end run 12110 }); 12111 } 12112 12113 private boolean clearApplicationUserDataLI(String packageName, int userId) { 12114 if (packageName == null) { 12115 Slog.w(TAG, "Attempt to delete null packageName."); 12116 return false; 12117 } 12118 12119 // Try finding details about the requested package 12120 PackageParser.Package pkg; 12121 synchronized (mPackages) { 12122 pkg = mPackages.get(packageName); 12123 if (pkg == null) { 12124 final PackageSetting ps = mSettings.mPackages.get(packageName); 12125 if (ps != null) { 12126 pkg = ps.pkg; 12127 } 12128 } 12129 } 12130 12131 if (pkg == null) { 12132 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 12133 } 12134 12135 // Always delete data directories for package, even if we found no other 12136 // record of app. This helps users recover from UID mismatches without 12137 // resorting to a full data wipe. 12138 int retCode = mInstaller.clearUserData(packageName, userId); 12139 if (retCode < 0) { 12140 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 12141 return false; 12142 } 12143 12144 if (pkg == null) { 12145 return false; 12146 } 12147 12148 if (pkg != null && pkg.applicationInfo != null) { 12149 final int appId = pkg.applicationInfo.uid; 12150 removeKeystoreDataIfNeeded(userId, appId); 12151 } 12152 12153 // Create a native library symlink only if we have native libraries 12154 // and if the native libraries are 32 bit libraries. We do not provide 12155 // this symlink for 64 bit libraries. 12156 if (pkg != null && pkg.applicationInfo.primaryCpuAbi != null && 12157 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 12158 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 12159 if (mInstaller.linkNativeLibraryDirectory(pkg.packageName, nativeLibPath, userId) < 0) { 12160 Slog.w(TAG, "Failed linking native library dir"); 12161 return false; 12162 } 12163 } 12164 12165 return true; 12166 } 12167 12168 /** 12169 * Remove entries from the keystore daemon. Will only remove it if the 12170 * {@code appId} is valid. 12171 */ 12172 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 12173 if (appId < 0) { 12174 return; 12175 } 12176 12177 final KeyStore keyStore = KeyStore.getInstance(); 12178 if (keyStore != null) { 12179 if (userId == UserHandle.USER_ALL) { 12180 for (final int individual : sUserManager.getUserIds()) { 12181 keyStore.clearUid(UserHandle.getUid(individual, appId)); 12182 } 12183 } else { 12184 keyStore.clearUid(UserHandle.getUid(userId, appId)); 12185 } 12186 } else { 12187 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 12188 } 12189 } 12190 12191 @Override 12192 public void deleteApplicationCacheFiles(final String packageName, 12193 final IPackageDataObserver observer) { 12194 mContext.enforceCallingOrSelfPermission( 12195 android.Manifest.permission.DELETE_CACHE_FILES, null); 12196 // Queue up an async operation since the package deletion may take a little while. 12197 final int userId = UserHandle.getCallingUserId(); 12198 mHandler.post(new Runnable() { 12199 public void run() { 12200 mHandler.removeCallbacks(this); 12201 final boolean succeded; 12202 synchronized (mInstallLock) { 12203 succeded = deleteApplicationCacheFilesLI(packageName, userId); 12204 } 12205 clearExternalStorageDataSync(packageName, userId, false); 12206 if(observer != null) { 12207 try { 12208 observer.onRemoveCompleted(packageName, succeded); 12209 } catch (RemoteException e) { 12210 Log.i(TAG, "Observer no longer exists."); 12211 } 12212 } //end if observer 12213 } //end run 12214 }); 12215 } 12216 12217 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 12218 if (packageName == null) { 12219 Slog.w(TAG, "Attempt to delete null packageName."); 12220 return false; 12221 } 12222 PackageParser.Package p; 12223 synchronized (mPackages) { 12224 p = mPackages.get(packageName); 12225 } 12226 if (p == null) { 12227 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 12228 return false; 12229 } 12230 final ApplicationInfo applicationInfo = p.applicationInfo; 12231 if (applicationInfo == null) { 12232 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 12233 return false; 12234 } 12235 int retCode = mInstaller.deleteCacheFiles(packageName, userId); 12236 if (retCode < 0) { 12237 Slog.w(TAG, "Couldn't remove cache files for package: " 12238 + packageName + " u" + userId); 12239 return false; 12240 } 12241 return true; 12242 } 12243 12244 @Override 12245 public void getPackageSizeInfo(final String packageName, int userHandle, 12246 final IPackageStatsObserver observer) { 12247 mContext.enforceCallingOrSelfPermission( 12248 android.Manifest.permission.GET_PACKAGE_SIZE, null); 12249 if (packageName == null) { 12250 throw new IllegalArgumentException("Attempt to get size of null packageName"); 12251 } 12252 12253 PackageStats stats = new PackageStats(packageName, userHandle); 12254 12255 /* 12256 * Queue up an async operation since the package measurement may take a 12257 * little while. 12258 */ 12259 Message msg = mHandler.obtainMessage(INIT_COPY); 12260 msg.obj = new MeasureParams(stats, observer); 12261 mHandler.sendMessage(msg); 12262 } 12263 12264 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 12265 PackageStats pStats) { 12266 if (packageName == null) { 12267 Slog.w(TAG, "Attempt to get size of null packageName."); 12268 return false; 12269 } 12270 PackageParser.Package p; 12271 boolean dataOnly = false; 12272 String libDirRoot = null; 12273 String asecPath = null; 12274 PackageSetting ps = null; 12275 synchronized (mPackages) { 12276 p = mPackages.get(packageName); 12277 ps = mSettings.mPackages.get(packageName); 12278 if(p == null) { 12279 dataOnly = true; 12280 if((ps == null) || (ps.pkg == null)) { 12281 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 12282 return false; 12283 } 12284 p = ps.pkg; 12285 } 12286 if (ps != null) { 12287 libDirRoot = ps.legacyNativeLibraryPathString; 12288 } 12289 if (p != null && (isExternal(p) || p.isForwardLocked())) { 12290 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 12291 if (secureContainerId != null) { 12292 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 12293 } 12294 } 12295 } 12296 String publicSrcDir = null; 12297 if(!dataOnly) { 12298 final ApplicationInfo applicationInfo = p.applicationInfo; 12299 if (applicationInfo == null) { 12300 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 12301 return false; 12302 } 12303 if (p.isForwardLocked()) { 12304 publicSrcDir = applicationInfo.getBaseResourcePath(); 12305 } 12306 } 12307 // TODO: extend to measure size of split APKs 12308 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 12309 // not just the first level. 12310 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 12311 // just the primary. 12312 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 12313 int res = mInstaller.getSizeInfo(packageName, userHandle, p.baseCodePath, libDirRoot, 12314 publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 12315 if (res < 0) { 12316 return false; 12317 } 12318 12319 // Fix-up for forward-locked applications in ASEC containers. 12320 if (!isExternal(p)) { 12321 pStats.codeSize += pStats.externalCodeSize; 12322 pStats.externalCodeSize = 0L; 12323 } 12324 12325 return true; 12326 } 12327 12328 12329 @Override 12330 public void addPackageToPreferred(String packageName) { 12331 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 12332 } 12333 12334 @Override 12335 public void removePackageFromPreferred(String packageName) { 12336 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 12337 } 12338 12339 @Override 12340 public List<PackageInfo> getPreferredPackages(int flags) { 12341 return new ArrayList<PackageInfo>(); 12342 } 12343 12344 private int getUidTargetSdkVersionLockedLPr(int uid) { 12345 Object obj = mSettings.getUserIdLPr(uid); 12346 if (obj instanceof SharedUserSetting) { 12347 final SharedUserSetting sus = (SharedUserSetting) obj; 12348 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 12349 final Iterator<PackageSetting> it = sus.packages.iterator(); 12350 while (it.hasNext()) { 12351 final PackageSetting ps = it.next(); 12352 if (ps.pkg != null) { 12353 int v = ps.pkg.applicationInfo.targetSdkVersion; 12354 if (v < vers) vers = v; 12355 } 12356 } 12357 return vers; 12358 } else if (obj instanceof PackageSetting) { 12359 final PackageSetting ps = (PackageSetting) obj; 12360 if (ps.pkg != null) { 12361 return ps.pkg.applicationInfo.targetSdkVersion; 12362 } 12363 } 12364 return Build.VERSION_CODES.CUR_DEVELOPMENT; 12365 } 12366 12367 @Override 12368 public void addPreferredActivity(IntentFilter filter, int match, 12369 ComponentName[] set, ComponentName activity, int userId) { 12370 addPreferredActivityInternal(filter, match, set, activity, true, userId, 12371 "Adding preferred"); 12372 } 12373 12374 private void addPreferredActivityInternal(IntentFilter filter, int match, 12375 ComponentName[] set, ComponentName activity, boolean always, int userId, 12376 String opname) { 12377 // writer 12378 int callingUid = Binder.getCallingUid(); 12379 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 12380 if (filter.countActions() == 0) { 12381 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 12382 return; 12383 } 12384 synchronized (mPackages) { 12385 if (mContext.checkCallingOrSelfPermission( 12386 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 12387 != PackageManager.PERMISSION_GRANTED) { 12388 if (getUidTargetSdkVersionLockedLPr(callingUid) 12389 < Build.VERSION_CODES.FROYO) { 12390 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 12391 + callingUid); 12392 return; 12393 } 12394 mContext.enforceCallingOrSelfPermission( 12395 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 12396 } 12397 12398 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 12399 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 12400 + userId + ":"); 12401 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 12402 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 12403 scheduleWritePackageRestrictionsLocked(userId); 12404 } 12405 } 12406 12407 @Override 12408 public void replacePreferredActivity(IntentFilter filter, int match, 12409 ComponentName[] set, ComponentName activity, int userId) { 12410 if (filter.countActions() != 1) { 12411 throw new IllegalArgumentException( 12412 "replacePreferredActivity expects filter to have only 1 action."); 12413 } 12414 if (filter.countDataAuthorities() != 0 12415 || filter.countDataPaths() != 0 12416 || filter.countDataSchemes() > 1 12417 || filter.countDataTypes() != 0) { 12418 throw new IllegalArgumentException( 12419 "replacePreferredActivity expects filter to have no data authorities, " + 12420 "paths, or types; and at most one scheme."); 12421 } 12422 12423 final int callingUid = Binder.getCallingUid(); 12424 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 12425 synchronized (mPackages) { 12426 if (mContext.checkCallingOrSelfPermission( 12427 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 12428 != PackageManager.PERMISSION_GRANTED) { 12429 if (getUidTargetSdkVersionLockedLPr(callingUid) 12430 < Build.VERSION_CODES.FROYO) { 12431 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 12432 + Binder.getCallingUid()); 12433 return; 12434 } 12435 mContext.enforceCallingOrSelfPermission( 12436 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 12437 } 12438 12439 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 12440 if (pir != null) { 12441 // Get all of the existing entries that exactly match this filter. 12442 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 12443 if (existing != null && existing.size() == 1) { 12444 PreferredActivity cur = existing.get(0); 12445 if (DEBUG_PREFERRED) { 12446 Slog.i(TAG, "Checking replace of preferred:"); 12447 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 12448 if (!cur.mPref.mAlways) { 12449 Slog.i(TAG, " -- CUR; not mAlways!"); 12450 } else { 12451 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 12452 Slog.i(TAG, " -- CUR: mSet=" 12453 + Arrays.toString(cur.mPref.mSetComponents)); 12454 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 12455 Slog.i(TAG, " -- NEW: mMatch=" 12456 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 12457 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 12458 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 12459 } 12460 } 12461 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 12462 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 12463 && cur.mPref.sameSet(set)) { 12464 // Setting the preferred activity to what it happens to be already 12465 if (DEBUG_PREFERRED) { 12466 Slog.i(TAG, "Replacing with same preferred activity " 12467 + cur.mPref.mShortComponent + " for user " 12468 + userId + ":"); 12469 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 12470 } 12471 return; 12472 } 12473 } 12474 12475 if (existing != null) { 12476 if (DEBUG_PREFERRED) { 12477 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 12478 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 12479 } 12480 for (int i = 0; i < existing.size(); i++) { 12481 PreferredActivity pa = existing.get(i); 12482 if (DEBUG_PREFERRED) { 12483 Slog.i(TAG, "Removing existing preferred activity " 12484 + pa.mPref.mComponent + ":"); 12485 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 12486 } 12487 pir.removeFilter(pa); 12488 } 12489 } 12490 } 12491 addPreferredActivityInternal(filter, match, set, activity, true, userId, 12492 "Replacing preferred"); 12493 } 12494 } 12495 12496 @Override 12497 public void clearPackagePreferredActivities(String packageName) { 12498 final int uid = Binder.getCallingUid(); 12499 // writer 12500 synchronized (mPackages) { 12501 PackageParser.Package pkg = mPackages.get(packageName); 12502 if (pkg == null || pkg.applicationInfo.uid != uid) { 12503 if (mContext.checkCallingOrSelfPermission( 12504 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 12505 != PackageManager.PERMISSION_GRANTED) { 12506 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 12507 < Build.VERSION_CODES.FROYO) { 12508 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 12509 + Binder.getCallingUid()); 12510 return; 12511 } 12512 mContext.enforceCallingOrSelfPermission( 12513 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 12514 } 12515 } 12516 12517 int user = UserHandle.getCallingUserId(); 12518 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 12519 scheduleWritePackageRestrictionsLocked(user); 12520 } 12521 } 12522 } 12523 12524 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 12525 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 12526 ArrayList<PreferredActivity> removed = null; 12527 boolean changed = false; 12528 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 12529 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 12530 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 12531 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 12532 continue; 12533 } 12534 Iterator<PreferredActivity> it = pir.filterIterator(); 12535 while (it.hasNext()) { 12536 PreferredActivity pa = it.next(); 12537 // Mark entry for removal only if it matches the package name 12538 // and the entry is of type "always". 12539 if (packageName == null || 12540 (pa.mPref.mComponent.getPackageName().equals(packageName) 12541 && pa.mPref.mAlways)) { 12542 if (removed == null) { 12543 removed = new ArrayList<PreferredActivity>(); 12544 } 12545 removed.add(pa); 12546 } 12547 } 12548 if (removed != null) { 12549 for (int j=0; j<removed.size(); j++) { 12550 PreferredActivity pa = removed.get(j); 12551 pir.removeFilter(pa); 12552 } 12553 changed = true; 12554 } 12555 } 12556 return changed; 12557 } 12558 12559 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 12560 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 12561 if (userId == UserHandle.USER_ALL) { 12562 mSettings.removeIntentFilterVerificationLPw(packageName, sUserManager.getUserIds()); 12563 for (int oneUserId : sUserManager.getUserIds()) { 12564 scheduleWritePackageRestrictionsLocked(oneUserId); 12565 } 12566 } else { 12567 mSettings.removeIntentFilterVerificationLPw(packageName, userId); 12568 scheduleWritePackageRestrictionsLocked(userId); 12569 } 12570 } 12571 12572 @Override 12573 public void resetPreferredActivities(int userId) { 12574 /* TODO: Actually use userId. Why is it being passed in? */ 12575 mContext.enforceCallingOrSelfPermission( 12576 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 12577 // writer 12578 synchronized (mPackages) { 12579 int user = UserHandle.getCallingUserId(); 12580 clearPackagePreferredActivitiesLPw(null, user); 12581 mSettings.readDefaultPreferredAppsLPw(this, user); 12582 scheduleWritePackageRestrictionsLocked(user); 12583 } 12584 } 12585 12586 @Override 12587 public int getPreferredActivities(List<IntentFilter> outFilters, 12588 List<ComponentName> outActivities, String packageName) { 12589 12590 int num = 0; 12591 final int userId = UserHandle.getCallingUserId(); 12592 // reader 12593 synchronized (mPackages) { 12594 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 12595 if (pir != null) { 12596 final Iterator<PreferredActivity> it = pir.filterIterator(); 12597 while (it.hasNext()) { 12598 final PreferredActivity pa = it.next(); 12599 if (packageName == null 12600 || (pa.mPref.mComponent.getPackageName().equals(packageName) 12601 && pa.mPref.mAlways)) { 12602 if (outFilters != null) { 12603 outFilters.add(new IntentFilter(pa)); 12604 } 12605 if (outActivities != null) { 12606 outActivities.add(pa.mPref.mComponent); 12607 } 12608 } 12609 } 12610 } 12611 } 12612 12613 return num; 12614 } 12615 12616 @Override 12617 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 12618 int userId) { 12619 int callingUid = Binder.getCallingUid(); 12620 if (callingUid != Process.SYSTEM_UID) { 12621 throw new SecurityException( 12622 "addPersistentPreferredActivity can only be run by the system"); 12623 } 12624 if (filter.countActions() == 0) { 12625 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 12626 return; 12627 } 12628 synchronized (mPackages) { 12629 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 12630 " :"); 12631 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 12632 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 12633 new PersistentPreferredActivity(filter, activity)); 12634 scheduleWritePackageRestrictionsLocked(userId); 12635 } 12636 } 12637 12638 @Override 12639 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 12640 int callingUid = Binder.getCallingUid(); 12641 if (callingUid != Process.SYSTEM_UID) { 12642 throw new SecurityException( 12643 "clearPackagePersistentPreferredActivities can only be run by the system"); 12644 } 12645 ArrayList<PersistentPreferredActivity> removed = null; 12646 boolean changed = false; 12647 synchronized (mPackages) { 12648 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 12649 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 12650 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 12651 .valueAt(i); 12652 if (userId != thisUserId) { 12653 continue; 12654 } 12655 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 12656 while (it.hasNext()) { 12657 PersistentPreferredActivity ppa = it.next(); 12658 // Mark entry for removal only if it matches the package name. 12659 if (ppa.mComponent.getPackageName().equals(packageName)) { 12660 if (removed == null) { 12661 removed = new ArrayList<PersistentPreferredActivity>(); 12662 } 12663 removed.add(ppa); 12664 } 12665 } 12666 if (removed != null) { 12667 for (int j=0; j<removed.size(); j++) { 12668 PersistentPreferredActivity ppa = removed.get(j); 12669 ppir.removeFilter(ppa); 12670 } 12671 changed = true; 12672 } 12673 } 12674 12675 if (changed) { 12676 scheduleWritePackageRestrictionsLocked(userId); 12677 } 12678 } 12679 } 12680 12681 /** 12682 * Non-Binder method, support for the backup/restore mechanism: write the 12683 * full set of preferred activities in its canonical XML format. Returns true 12684 * on success; false otherwise. 12685 */ 12686 @Override 12687 public byte[] getPreferredActivityBackup(int userId) { 12688 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 12689 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 12690 } 12691 12692 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 12693 try { 12694 final XmlSerializer serializer = new FastXmlSerializer(); 12695 serializer.setOutput(dataStream, "utf-8"); 12696 serializer.startDocument(null, true); 12697 serializer.startTag(null, TAG_PREFERRED_BACKUP); 12698 12699 synchronized (mPackages) { 12700 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 12701 } 12702 12703 serializer.endTag(null, TAG_PREFERRED_BACKUP); 12704 serializer.endDocument(); 12705 serializer.flush(); 12706 } catch (Exception e) { 12707 if (DEBUG_BACKUP) { 12708 Slog.e(TAG, "Unable to write preferred activities for backup", e); 12709 } 12710 return null; 12711 } 12712 12713 return dataStream.toByteArray(); 12714 } 12715 12716 @Override 12717 public void restorePreferredActivities(byte[] backup, int userId) { 12718 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 12719 throw new SecurityException("Only the system may call restorePreferredActivities()"); 12720 } 12721 12722 try { 12723 final XmlPullParser parser = Xml.newPullParser(); 12724 parser.setInput(new ByteArrayInputStream(backup), null); 12725 12726 int type; 12727 while ((type = parser.next()) != XmlPullParser.START_TAG 12728 && type != XmlPullParser.END_DOCUMENT) { 12729 } 12730 if (type != XmlPullParser.START_TAG) { 12731 // oops didn't find a start tag?! 12732 if (DEBUG_BACKUP) { 12733 Slog.e(TAG, "Didn't find start tag during restore"); 12734 } 12735 return; 12736 } 12737 12738 // this is supposed to be TAG_PREFERRED_BACKUP 12739 if (!TAG_PREFERRED_BACKUP.equals(parser.getName())) { 12740 if (DEBUG_BACKUP) { 12741 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 12742 } 12743 return; 12744 } 12745 12746 // skip interfering stuff, then we're aligned with the backing implementation 12747 while ((type = parser.next()) == XmlPullParser.TEXT) { } 12748 synchronized (mPackages) { 12749 mSettings.readPreferredActivitiesLPw(parser, userId); 12750 } 12751 } catch (Exception e) { 12752 if (DEBUG_BACKUP) { 12753 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 12754 } 12755 } 12756 } 12757 12758 @Override 12759 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 12760 int sourceUserId, int targetUserId, int flags) { 12761 mContext.enforceCallingOrSelfPermission( 12762 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 12763 int callingUid = Binder.getCallingUid(); 12764 enforceOwnerRights(ownerPackage, callingUid); 12765 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 12766 if (intentFilter.countActions() == 0) { 12767 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 12768 return; 12769 } 12770 synchronized (mPackages) { 12771 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 12772 ownerPackage, targetUserId, flags); 12773 CrossProfileIntentResolver resolver = 12774 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 12775 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 12776 // We have all those whose filter is equal. Now checking if the rest is equal as well. 12777 if (existing != null) { 12778 int size = existing.size(); 12779 for (int i = 0; i < size; i++) { 12780 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 12781 return; 12782 } 12783 } 12784 } 12785 resolver.addFilter(newFilter); 12786 scheduleWritePackageRestrictionsLocked(sourceUserId); 12787 } 12788 } 12789 12790 @Override 12791 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 12792 mContext.enforceCallingOrSelfPermission( 12793 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 12794 int callingUid = Binder.getCallingUid(); 12795 enforceOwnerRights(ownerPackage, callingUid); 12796 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 12797 synchronized (mPackages) { 12798 CrossProfileIntentResolver resolver = 12799 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 12800 ArraySet<CrossProfileIntentFilter> set = 12801 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 12802 for (CrossProfileIntentFilter filter : set) { 12803 if (filter.getOwnerPackage().equals(ownerPackage)) { 12804 resolver.removeFilter(filter); 12805 } 12806 } 12807 scheduleWritePackageRestrictionsLocked(sourceUserId); 12808 } 12809 } 12810 12811 // Enforcing that callingUid is owning pkg on userId 12812 private void enforceOwnerRights(String pkg, int callingUid) { 12813 // The system owns everything. 12814 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 12815 return; 12816 } 12817 int callingUserId = UserHandle.getUserId(callingUid); 12818 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 12819 if (pi == null) { 12820 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 12821 + callingUserId); 12822 } 12823 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 12824 throw new SecurityException("Calling uid " + callingUid 12825 + " does not own package " + pkg); 12826 } 12827 } 12828 12829 @Override 12830 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 12831 Intent intent = new Intent(Intent.ACTION_MAIN); 12832 intent.addCategory(Intent.CATEGORY_HOME); 12833 12834 final int callingUserId = UserHandle.getCallingUserId(); 12835 List<ResolveInfo> list = queryIntentActivities(intent, null, 12836 PackageManager.GET_META_DATA, callingUserId); 12837 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 12838 true, false, false, callingUserId); 12839 12840 allHomeCandidates.clear(); 12841 if (list != null) { 12842 for (ResolveInfo ri : list) { 12843 allHomeCandidates.add(ri); 12844 } 12845 } 12846 return (preferred == null || preferred.activityInfo == null) 12847 ? null 12848 : new ComponentName(preferred.activityInfo.packageName, 12849 preferred.activityInfo.name); 12850 } 12851 12852 @Override 12853 public void setApplicationEnabledSetting(String appPackageName, 12854 int newState, int flags, int userId, String callingPackage) { 12855 if (!sUserManager.exists(userId)) return; 12856 if (callingPackage == null) { 12857 callingPackage = Integer.toString(Binder.getCallingUid()); 12858 } 12859 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 12860 } 12861 12862 @Override 12863 public void setComponentEnabledSetting(ComponentName componentName, 12864 int newState, int flags, int userId) { 12865 if (!sUserManager.exists(userId)) return; 12866 setEnabledSetting(componentName.getPackageName(), 12867 componentName.getClassName(), newState, flags, userId, null); 12868 } 12869 12870 private void setEnabledSetting(final String packageName, String className, int newState, 12871 final int flags, int userId, String callingPackage) { 12872 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 12873 || newState == COMPONENT_ENABLED_STATE_ENABLED 12874 || newState == COMPONENT_ENABLED_STATE_DISABLED 12875 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 12876 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 12877 throw new IllegalArgumentException("Invalid new component state: " 12878 + newState); 12879 } 12880 PackageSetting pkgSetting; 12881 final int uid = Binder.getCallingUid(); 12882 final int permission = mContext.checkCallingOrSelfPermission( 12883 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 12884 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 12885 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 12886 boolean sendNow = false; 12887 boolean isApp = (className == null); 12888 String componentName = isApp ? packageName : className; 12889 int packageUid = -1; 12890 ArrayList<String> components; 12891 12892 // writer 12893 synchronized (mPackages) { 12894 pkgSetting = mSettings.mPackages.get(packageName); 12895 if (pkgSetting == null) { 12896 if (className == null) { 12897 throw new IllegalArgumentException( 12898 "Unknown package: " + packageName); 12899 } 12900 throw new IllegalArgumentException( 12901 "Unknown component: " + packageName 12902 + "/" + className); 12903 } 12904 // Allow root and verify that userId is not being specified by a different user 12905 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 12906 throw new SecurityException( 12907 "Permission Denial: attempt to change component state from pid=" 12908 + Binder.getCallingPid() 12909 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 12910 } 12911 if (className == null) { 12912 // We're dealing with an application/package level state change 12913 if (pkgSetting.getEnabled(userId) == newState) { 12914 // Nothing to do 12915 return; 12916 } 12917 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 12918 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 12919 // Don't care about who enables an app. 12920 callingPackage = null; 12921 } 12922 pkgSetting.setEnabled(newState, userId, callingPackage); 12923 // pkgSetting.pkg.mSetEnabled = newState; 12924 } else { 12925 // We're dealing with a component level state change 12926 // First, verify that this is a valid class name. 12927 PackageParser.Package pkg = pkgSetting.pkg; 12928 if (pkg == null || !pkg.hasComponentClassName(className)) { 12929 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 12930 throw new IllegalArgumentException("Component class " + className 12931 + " does not exist in " + packageName); 12932 } else { 12933 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 12934 + className + " does not exist in " + packageName); 12935 } 12936 } 12937 switch (newState) { 12938 case COMPONENT_ENABLED_STATE_ENABLED: 12939 if (!pkgSetting.enableComponentLPw(className, userId)) { 12940 return; 12941 } 12942 break; 12943 case COMPONENT_ENABLED_STATE_DISABLED: 12944 if (!pkgSetting.disableComponentLPw(className, userId)) { 12945 return; 12946 } 12947 break; 12948 case COMPONENT_ENABLED_STATE_DEFAULT: 12949 if (!pkgSetting.restoreComponentLPw(className, userId)) { 12950 return; 12951 } 12952 break; 12953 default: 12954 Slog.e(TAG, "Invalid new component state: " + newState); 12955 return; 12956 } 12957 } 12958 scheduleWritePackageRestrictionsLocked(userId); 12959 components = mPendingBroadcasts.get(userId, packageName); 12960 final boolean newPackage = components == null; 12961 if (newPackage) { 12962 components = new ArrayList<String>(); 12963 } 12964 if (!components.contains(componentName)) { 12965 components.add(componentName); 12966 } 12967 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 12968 sendNow = true; 12969 // Purge entry from pending broadcast list if another one exists already 12970 // since we are sending one right away. 12971 mPendingBroadcasts.remove(userId, packageName); 12972 } else { 12973 if (newPackage) { 12974 mPendingBroadcasts.put(userId, packageName, components); 12975 } 12976 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 12977 // Schedule a message 12978 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 12979 } 12980 } 12981 } 12982 12983 long callingId = Binder.clearCallingIdentity(); 12984 try { 12985 if (sendNow) { 12986 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 12987 sendPackageChangedBroadcast(packageName, 12988 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 12989 } 12990 } finally { 12991 Binder.restoreCallingIdentity(callingId); 12992 } 12993 } 12994 12995 private void sendPackageChangedBroadcast(String packageName, 12996 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 12997 if (DEBUG_INSTALL) 12998 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 12999 + componentNames); 13000 Bundle extras = new Bundle(4); 13001 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 13002 String nameList[] = new String[componentNames.size()]; 13003 componentNames.toArray(nameList); 13004 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 13005 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 13006 extras.putInt(Intent.EXTRA_UID, packageUid); 13007 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 13008 new int[] {UserHandle.getUserId(packageUid)}); 13009 } 13010 13011 @Override 13012 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 13013 if (!sUserManager.exists(userId)) return; 13014 final int uid = Binder.getCallingUid(); 13015 final int permission = mContext.checkCallingOrSelfPermission( 13016 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 13017 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 13018 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 13019 // writer 13020 synchronized (mPackages) { 13021 if (mSettings.setPackageStoppedStateLPw(packageName, stopped, allowedByPermission, 13022 uid, userId)) { 13023 scheduleWritePackageRestrictionsLocked(userId); 13024 } 13025 } 13026 } 13027 13028 @Override 13029 public String getInstallerPackageName(String packageName) { 13030 // reader 13031 synchronized (mPackages) { 13032 return mSettings.getInstallerPackageNameLPr(packageName); 13033 } 13034 } 13035 13036 @Override 13037 public int getApplicationEnabledSetting(String packageName, int userId) { 13038 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 13039 int uid = Binder.getCallingUid(); 13040 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 13041 // reader 13042 synchronized (mPackages) { 13043 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 13044 } 13045 } 13046 13047 @Override 13048 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 13049 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 13050 int uid = Binder.getCallingUid(); 13051 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 13052 // reader 13053 synchronized (mPackages) { 13054 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 13055 } 13056 } 13057 13058 @Override 13059 public void enterSafeMode() { 13060 enforceSystemOrRoot("Only the system can request entering safe mode"); 13061 13062 if (!mSystemReady) { 13063 mSafeMode = true; 13064 } 13065 } 13066 13067 @Override 13068 public void systemReady() { 13069 mSystemReady = true; 13070 13071 // Read the compatibilty setting when the system is ready. 13072 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 13073 mContext.getContentResolver(), 13074 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 13075 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 13076 if (DEBUG_SETTINGS) { 13077 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 13078 } 13079 13080 synchronized (mPackages) { 13081 // Verify that all of the preferred activity components actually 13082 // exist. It is possible for applications to be updated and at 13083 // that point remove a previously declared activity component that 13084 // had been set as a preferred activity. We try to clean this up 13085 // the next time we encounter that preferred activity, but it is 13086 // possible for the user flow to never be able to return to that 13087 // situation so here we do a sanity check to make sure we haven't 13088 // left any junk around. 13089 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 13090 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13091 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13092 removed.clear(); 13093 for (PreferredActivity pa : pir.filterSet()) { 13094 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 13095 removed.add(pa); 13096 } 13097 } 13098 if (removed.size() > 0) { 13099 for (int r=0; r<removed.size(); r++) { 13100 PreferredActivity pa = removed.get(r); 13101 Slog.w(TAG, "Removing dangling preferred activity: " 13102 + pa.mPref.mComponent); 13103 pir.removeFilter(pa); 13104 } 13105 mSettings.writePackageRestrictionsLPr( 13106 mSettings.mPreferredActivities.keyAt(i)); 13107 } 13108 } 13109 } 13110 sUserManager.systemReady(); 13111 13112 // Kick off any messages waiting for system ready 13113 if (mPostSystemReadyMessages != null) { 13114 for (Message msg : mPostSystemReadyMessages) { 13115 msg.sendToTarget(); 13116 } 13117 mPostSystemReadyMessages = null; 13118 } 13119 13120 // Watch for external volumes that come and go over time 13121 final StorageManager storage = mContext.getSystemService(StorageManager.class); 13122 storage.registerListener(mStorageListener); 13123 13124 mInstallerService.systemReady(); 13125 } 13126 13127 @Override 13128 public boolean isSafeMode() { 13129 return mSafeMode; 13130 } 13131 13132 @Override 13133 public boolean hasSystemUidErrors() { 13134 return mHasSystemUidErrors; 13135 } 13136 13137 static String arrayToString(int[] array) { 13138 StringBuffer buf = new StringBuffer(128); 13139 buf.append('['); 13140 if (array != null) { 13141 for (int i=0; i<array.length; i++) { 13142 if (i > 0) buf.append(", "); 13143 buf.append(array[i]); 13144 } 13145 } 13146 buf.append(']'); 13147 return buf.toString(); 13148 } 13149 13150 static class DumpState { 13151 public static final int DUMP_LIBS = 1 << 0; 13152 public static final int DUMP_FEATURES = 1 << 1; 13153 public static final int DUMP_RESOLVERS = 1 << 2; 13154 public static final int DUMP_PERMISSIONS = 1 << 3; 13155 public static final int DUMP_PACKAGES = 1 << 4; 13156 public static final int DUMP_SHARED_USERS = 1 << 5; 13157 public static final int DUMP_MESSAGES = 1 << 6; 13158 public static final int DUMP_PROVIDERS = 1 << 7; 13159 public static final int DUMP_VERIFIERS = 1 << 8; 13160 public static final int DUMP_PREFERRED = 1 << 9; 13161 public static final int DUMP_PREFERRED_XML = 1 << 10; 13162 public static final int DUMP_KEYSETS = 1 << 11; 13163 public static final int DUMP_VERSION = 1 << 12; 13164 public static final int DUMP_INSTALLS = 1 << 13; 13165 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 14; 13166 public static final int DUMP_DOMAIN_PREFERRED = 1 << 15; 13167 13168 public static final int OPTION_SHOW_FILTERS = 1 << 0; 13169 13170 private int mTypes; 13171 13172 private int mOptions; 13173 13174 private boolean mTitlePrinted; 13175 13176 private SharedUserSetting mSharedUser; 13177 13178 public boolean isDumping(int type) { 13179 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 13180 return true; 13181 } 13182 13183 return (mTypes & type) != 0; 13184 } 13185 13186 public void setDump(int type) { 13187 mTypes |= type; 13188 } 13189 13190 public boolean isOptionEnabled(int option) { 13191 return (mOptions & option) != 0; 13192 } 13193 13194 public void setOptionEnabled(int option) { 13195 mOptions |= option; 13196 } 13197 13198 public boolean onTitlePrinted() { 13199 final boolean printed = mTitlePrinted; 13200 mTitlePrinted = true; 13201 return printed; 13202 } 13203 13204 public boolean getTitlePrinted() { 13205 return mTitlePrinted; 13206 } 13207 13208 public void setTitlePrinted(boolean enabled) { 13209 mTitlePrinted = enabled; 13210 } 13211 13212 public SharedUserSetting getSharedUser() { 13213 return mSharedUser; 13214 } 13215 13216 public void setSharedUser(SharedUserSetting user) { 13217 mSharedUser = user; 13218 } 13219 } 13220 13221 @Override 13222 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 13223 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 13224 != PackageManager.PERMISSION_GRANTED) { 13225 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 13226 + Binder.getCallingPid() 13227 + ", uid=" + Binder.getCallingUid() 13228 + " without permission " 13229 + android.Manifest.permission.DUMP); 13230 return; 13231 } 13232 13233 DumpState dumpState = new DumpState(); 13234 boolean fullPreferred = false; 13235 boolean checkin = false; 13236 13237 String packageName = null; 13238 13239 int opti = 0; 13240 while (opti < args.length) { 13241 String opt = args[opti]; 13242 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 13243 break; 13244 } 13245 opti++; 13246 13247 if ("-a".equals(opt)) { 13248 // Right now we only know how to print all. 13249 } else if ("-h".equals(opt)) { 13250 pw.println("Package manager dump options:"); 13251 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 13252 pw.println(" --checkin: dump for a checkin"); 13253 pw.println(" -f: print details of intent filters"); 13254 pw.println(" -h: print this help"); 13255 pw.println(" cmd may be one of:"); 13256 pw.println(" l[ibraries]: list known shared libraries"); 13257 pw.println(" f[ibraries]: list device features"); 13258 pw.println(" k[eysets]: print known keysets"); 13259 pw.println(" r[esolvers]: dump intent resolvers"); 13260 pw.println(" perm[issions]: dump permissions"); 13261 pw.println(" pref[erred]: print preferred package settings"); 13262 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 13263 pw.println(" prov[iders]: dump content providers"); 13264 pw.println(" p[ackages]: dump installed packages"); 13265 pw.println(" s[hared-users]: dump shared user IDs"); 13266 pw.println(" m[essages]: print collected runtime messages"); 13267 pw.println(" v[erifiers]: print package verifier info"); 13268 pw.println(" version: print database version info"); 13269 pw.println(" write: write current settings now"); 13270 pw.println(" <package.name>: info about given package"); 13271 pw.println(" installs: details about install sessions"); 13272 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 13273 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 13274 return; 13275 } else if ("--checkin".equals(opt)) { 13276 checkin = true; 13277 } else if ("-f".equals(opt)) { 13278 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 13279 } else { 13280 pw.println("Unknown argument: " + opt + "; use -h for help"); 13281 } 13282 } 13283 13284 // Is the caller requesting to dump a particular piece of data? 13285 if (opti < args.length) { 13286 String cmd = args[opti]; 13287 opti++; 13288 // Is this a package name? 13289 if ("android".equals(cmd) || cmd.contains(".")) { 13290 packageName = cmd; 13291 // When dumping a single package, we always dump all of its 13292 // filter information since the amount of data will be reasonable. 13293 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 13294 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 13295 dumpState.setDump(DumpState.DUMP_LIBS); 13296 } else if ("f".equals(cmd) || "features".equals(cmd)) { 13297 dumpState.setDump(DumpState.DUMP_FEATURES); 13298 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 13299 dumpState.setDump(DumpState.DUMP_RESOLVERS); 13300 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 13301 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 13302 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 13303 dumpState.setDump(DumpState.DUMP_PREFERRED); 13304 } else if ("preferred-xml".equals(cmd)) { 13305 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 13306 if (opti < args.length && "--full".equals(args[opti])) { 13307 fullPreferred = true; 13308 opti++; 13309 } 13310 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 13311 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 13312 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 13313 dumpState.setDump(DumpState.DUMP_PACKAGES); 13314 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 13315 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 13316 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 13317 dumpState.setDump(DumpState.DUMP_PROVIDERS); 13318 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 13319 dumpState.setDump(DumpState.DUMP_MESSAGES); 13320 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 13321 dumpState.setDump(DumpState.DUMP_VERIFIERS); 13322 } else if ("i".equals(cmd) || "ifv".equals(cmd) 13323 || "intent-filter-verifiers".equals(cmd)) { 13324 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 13325 } else if ("version".equals(cmd)) { 13326 dumpState.setDump(DumpState.DUMP_VERSION); 13327 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 13328 dumpState.setDump(DumpState.DUMP_KEYSETS); 13329 } else if ("installs".equals(cmd)) { 13330 dumpState.setDump(DumpState.DUMP_INSTALLS); 13331 } else if ("write".equals(cmd)) { 13332 synchronized (mPackages) { 13333 mSettings.writeLPr(); 13334 pw.println("Settings written."); 13335 return; 13336 } 13337 } 13338 } 13339 13340 if (checkin) { 13341 pw.println("vers,1"); 13342 } 13343 13344 // reader 13345 synchronized (mPackages) { 13346 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 13347 if (!checkin) { 13348 if (dumpState.onTitlePrinted()) 13349 pw.println(); 13350 pw.println("Database versions:"); 13351 pw.print(" SDK Version:"); 13352 pw.print(" internal="); 13353 pw.print(mSettings.mInternalSdkPlatform); 13354 pw.print(" external="); 13355 pw.println(mSettings.mExternalSdkPlatform); 13356 pw.print(" DB Version:"); 13357 pw.print(" internal="); 13358 pw.print(mSettings.mInternalDatabaseVersion); 13359 pw.print(" external="); 13360 pw.println(mSettings.mExternalDatabaseVersion); 13361 } 13362 } 13363 13364 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 13365 if (!checkin) { 13366 if (dumpState.onTitlePrinted()) 13367 pw.println(); 13368 pw.println("Verifiers:"); 13369 pw.print(" Required: "); 13370 pw.print(mRequiredVerifierPackage); 13371 pw.print(" (uid="); 13372 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 13373 pw.println(")"); 13374 } else if (mRequiredVerifierPackage != null) { 13375 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 13376 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 13377 } 13378 } 13379 13380 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 13381 packageName == null) { 13382 if (mIntentFilterVerifierComponent != null) { 13383 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 13384 if (!checkin) { 13385 if (dumpState.onTitlePrinted()) 13386 pw.println(); 13387 pw.println("Intent Filter Verifier:"); 13388 pw.print(" Using: "); 13389 pw.print(verifierPackageName); 13390 pw.print(" (uid="); 13391 pw.print(getPackageUid(verifierPackageName, 0)); 13392 pw.println(")"); 13393 } else if (verifierPackageName != null) { 13394 pw.print("ifv,"); pw.print(verifierPackageName); 13395 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 13396 } 13397 } else { 13398 pw.println(); 13399 pw.println("No Intent Filter Verifier available!"); 13400 } 13401 } 13402 13403 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 13404 boolean printedHeader = false; 13405 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 13406 while (it.hasNext()) { 13407 String name = it.next(); 13408 SharedLibraryEntry ent = mSharedLibraries.get(name); 13409 if (!checkin) { 13410 if (!printedHeader) { 13411 if (dumpState.onTitlePrinted()) 13412 pw.println(); 13413 pw.println("Libraries:"); 13414 printedHeader = true; 13415 } 13416 pw.print(" "); 13417 } else { 13418 pw.print("lib,"); 13419 } 13420 pw.print(name); 13421 if (!checkin) { 13422 pw.print(" -> "); 13423 } 13424 if (ent.path != null) { 13425 if (!checkin) { 13426 pw.print("(jar) "); 13427 pw.print(ent.path); 13428 } else { 13429 pw.print(",jar,"); 13430 pw.print(ent.path); 13431 } 13432 } else { 13433 if (!checkin) { 13434 pw.print("(apk) "); 13435 pw.print(ent.apk); 13436 } else { 13437 pw.print(",apk,"); 13438 pw.print(ent.apk); 13439 } 13440 } 13441 pw.println(); 13442 } 13443 } 13444 13445 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 13446 if (dumpState.onTitlePrinted()) 13447 pw.println(); 13448 if (!checkin) { 13449 pw.println("Features:"); 13450 } 13451 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 13452 while (it.hasNext()) { 13453 String name = it.next(); 13454 if (!checkin) { 13455 pw.print(" "); 13456 } else { 13457 pw.print("feat,"); 13458 } 13459 pw.println(name); 13460 } 13461 } 13462 13463 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 13464 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 13465 : "Activity Resolver Table:", " ", packageName, 13466 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 13467 dumpState.setTitlePrinted(true); 13468 } 13469 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 13470 : "Receiver Resolver Table:", " ", packageName, 13471 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 13472 dumpState.setTitlePrinted(true); 13473 } 13474 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 13475 : "Service Resolver Table:", " ", packageName, 13476 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 13477 dumpState.setTitlePrinted(true); 13478 } 13479 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 13480 : "Provider Resolver Table:", " ", packageName, 13481 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 13482 dumpState.setTitlePrinted(true); 13483 } 13484 } 13485 13486 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 13487 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13488 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13489 int user = mSettings.mPreferredActivities.keyAt(i); 13490 if (pir.dump(pw, 13491 dumpState.getTitlePrinted() 13492 ? "\nPreferred Activities User " + user + ":" 13493 : "Preferred Activities User " + user + ":", " ", 13494 packageName, true, false)) { 13495 dumpState.setTitlePrinted(true); 13496 } 13497 } 13498 } 13499 13500 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 13501 pw.flush(); 13502 FileOutputStream fout = new FileOutputStream(fd); 13503 BufferedOutputStream str = new BufferedOutputStream(fout); 13504 XmlSerializer serializer = new FastXmlSerializer(); 13505 try { 13506 serializer.setOutput(str, "utf-8"); 13507 serializer.startDocument(null, true); 13508 serializer.setFeature( 13509 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 13510 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 13511 serializer.endDocument(); 13512 serializer.flush(); 13513 } catch (IllegalArgumentException e) { 13514 pw.println("Failed writing: " + e); 13515 } catch (IllegalStateException e) { 13516 pw.println("Failed writing: " + e); 13517 } catch (IOException e) { 13518 pw.println("Failed writing: " + e); 13519 } 13520 } 13521 13522 if (!checkin && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED)) { 13523 pw.println(); 13524 int count = mSettings.mPackages.size(); 13525 if (count == 0) { 13526 pw.println("No domain preferred apps!"); 13527 pw.println(); 13528 } else { 13529 final String prefix = " "; 13530 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 13531 if (allPackageSettings.size() == 0) { 13532 pw.println("No domain preferred apps!"); 13533 pw.println(); 13534 } else { 13535 pw.println("Domain preferred apps status:"); 13536 pw.println(); 13537 count = 0; 13538 for (PackageSetting ps : allPackageSettings) { 13539 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 13540 if (ivi == null || ivi.getPackageName() == null) continue; 13541 pw.println(prefix + "Package Name: " + ivi.getPackageName()); 13542 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 13543 pw.println(prefix + "Status: " + ivi.getStatusString()); 13544 pw.println(); 13545 count++; 13546 } 13547 if (count == 0) { 13548 pw.println(prefix + "No domain preferred app status!"); 13549 pw.println(); 13550 } 13551 for (int userId : sUserManager.getUserIds()) { 13552 pw.println("Domain preferred apps for User " + userId + ":"); 13553 pw.println(); 13554 count = 0; 13555 for (PackageSetting ps : allPackageSettings) { 13556 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 13557 if (ivi == null || ivi.getPackageName() == null) { 13558 continue; 13559 } 13560 final int status = ps.getDomainVerificationStatusForUser(userId); 13561 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 13562 continue; 13563 } 13564 pw.println(prefix + "Package Name: " + ivi.getPackageName()); 13565 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 13566 String statusStr = IntentFilterVerificationInfo. 13567 getStatusStringFromValue(status); 13568 pw.println(prefix + "Status: " + statusStr); 13569 pw.println(); 13570 count++; 13571 } 13572 if (count == 0) { 13573 pw.println(prefix + "No domain preferred apps!"); 13574 pw.println(); 13575 } 13576 } 13577 } 13578 } 13579 } 13580 13581 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 13582 mSettings.dumpPermissionsLPr(pw, packageName, dumpState); 13583 if (packageName == null) { 13584 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 13585 if (iperm == 0) { 13586 if (dumpState.onTitlePrinted()) 13587 pw.println(); 13588 pw.println("AppOp Permissions:"); 13589 } 13590 pw.print(" AppOp Permission "); 13591 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 13592 pw.println(":"); 13593 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 13594 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 13595 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 13596 } 13597 } 13598 } 13599 } 13600 13601 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 13602 boolean printedSomething = false; 13603 for (PackageParser.Provider p : mProviders.mProviders.values()) { 13604 if (packageName != null && !packageName.equals(p.info.packageName)) { 13605 continue; 13606 } 13607 if (!printedSomething) { 13608 if (dumpState.onTitlePrinted()) 13609 pw.println(); 13610 pw.println("Registered ContentProviders:"); 13611 printedSomething = true; 13612 } 13613 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 13614 pw.print(" "); pw.println(p.toString()); 13615 } 13616 printedSomething = false; 13617 for (Map.Entry<String, PackageParser.Provider> entry : 13618 mProvidersByAuthority.entrySet()) { 13619 PackageParser.Provider p = entry.getValue(); 13620 if (packageName != null && !packageName.equals(p.info.packageName)) { 13621 continue; 13622 } 13623 if (!printedSomething) { 13624 if (dumpState.onTitlePrinted()) 13625 pw.println(); 13626 pw.println("ContentProvider Authorities:"); 13627 printedSomething = true; 13628 } 13629 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 13630 pw.print(" "); pw.println(p.toString()); 13631 if (p.info != null && p.info.applicationInfo != null) { 13632 final String appInfo = p.info.applicationInfo.toString(); 13633 pw.print(" applicationInfo="); pw.println(appInfo); 13634 } 13635 } 13636 } 13637 13638 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 13639 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 13640 } 13641 13642 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 13643 mSettings.dumpPackagesLPr(pw, packageName, dumpState, checkin); 13644 } 13645 13646 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 13647 mSettings.dumpSharedUsersLPr(pw, packageName, dumpState, checkin); 13648 } 13649 13650 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 13651 // XXX should handle packageName != null by dumping only install data that 13652 // the given package is involved with. 13653 if (dumpState.onTitlePrinted()) pw.println(); 13654 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 13655 } 13656 13657 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 13658 if (dumpState.onTitlePrinted()) pw.println(); 13659 mSettings.dumpReadMessagesLPr(pw, dumpState); 13660 13661 pw.println(); 13662 pw.println("Package warning messages:"); 13663 BufferedReader in = null; 13664 String line = null; 13665 try { 13666 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 13667 while ((line = in.readLine()) != null) { 13668 if (line.contains("ignored: updated version")) continue; 13669 pw.println(line); 13670 } 13671 } catch (IOException ignored) { 13672 } finally { 13673 IoUtils.closeQuietly(in); 13674 } 13675 } 13676 13677 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 13678 BufferedReader in = null; 13679 String line = null; 13680 try { 13681 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 13682 while ((line = in.readLine()) != null) { 13683 if (line.contains("ignored: updated version")) continue; 13684 pw.print("msg,"); 13685 pw.println(line); 13686 } 13687 } catch (IOException ignored) { 13688 } finally { 13689 IoUtils.closeQuietly(in); 13690 } 13691 } 13692 } 13693 } 13694 13695 // ------- apps on sdcard specific code ------- 13696 static final boolean DEBUG_SD_INSTALL = false; 13697 13698 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 13699 13700 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 13701 13702 private boolean mMediaMounted = false; 13703 13704 static String getEncryptKey() { 13705 try { 13706 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 13707 SD_ENCRYPTION_KEYSTORE_NAME); 13708 if (sdEncKey == null) { 13709 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 13710 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 13711 if (sdEncKey == null) { 13712 Slog.e(TAG, "Failed to create encryption keys"); 13713 return null; 13714 } 13715 } 13716 return sdEncKey; 13717 } catch (NoSuchAlgorithmException nsae) { 13718 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 13719 return null; 13720 } catch (IOException ioe) { 13721 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 13722 return null; 13723 } 13724 } 13725 13726 /* 13727 * Update media status on PackageManager. 13728 */ 13729 @Override 13730 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 13731 int callingUid = Binder.getCallingUid(); 13732 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 13733 throw new SecurityException("Media status can only be updated by the system"); 13734 } 13735 // reader; this apparently protects mMediaMounted, but should probably 13736 // be a different lock in that case. 13737 synchronized (mPackages) { 13738 Log.i(TAG, "Updating external media status from " 13739 + (mMediaMounted ? "mounted" : "unmounted") + " to " 13740 + (mediaStatus ? "mounted" : "unmounted")); 13741 if (DEBUG_SD_INSTALL) 13742 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 13743 + ", mMediaMounted=" + mMediaMounted); 13744 if (mediaStatus == mMediaMounted) { 13745 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 13746 : 0, -1); 13747 mHandler.sendMessage(msg); 13748 return; 13749 } 13750 mMediaMounted = mediaStatus; 13751 } 13752 // Queue up an async operation since the package installation may take a 13753 // little while. 13754 mHandler.post(new Runnable() { 13755 public void run() { 13756 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 13757 } 13758 }); 13759 } 13760 13761 /** 13762 * Called by MountService when the initial ASECs to scan are available. 13763 * Should block until all the ASEC containers are finished being scanned. 13764 */ 13765 public void scanAvailableAsecs() { 13766 updateExternalMediaStatusInner(true, false, false); 13767 if (mShouldRestoreconData) { 13768 SELinuxMMAC.setRestoreconDone(); 13769 mShouldRestoreconData = false; 13770 } 13771 } 13772 13773 /* 13774 * Collect information of applications on external media, map them against 13775 * existing containers and update information based on current mount status. 13776 * Please note that we always have to report status if reportStatus has been 13777 * set to true especially when unloading packages. 13778 */ 13779 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 13780 boolean externalStorage) { 13781 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 13782 int[] uidArr = EmptyArray.INT; 13783 13784 final String[] list = PackageHelper.getSecureContainerList(); 13785 if (ArrayUtils.isEmpty(list)) { 13786 Log.i(TAG, "No secure containers found"); 13787 } else { 13788 // Process list of secure containers and categorize them 13789 // as active or stale based on their package internal state. 13790 13791 // reader 13792 synchronized (mPackages) { 13793 for (String cid : list) { 13794 // Leave stages untouched for now; installer service owns them 13795 if (PackageInstallerService.isStageName(cid)) continue; 13796 13797 if (DEBUG_SD_INSTALL) 13798 Log.i(TAG, "Processing container " + cid); 13799 String pkgName = getAsecPackageName(cid); 13800 if (pkgName == null) { 13801 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 13802 continue; 13803 } 13804 if (DEBUG_SD_INSTALL) 13805 Log.i(TAG, "Looking for pkg : " + pkgName); 13806 13807 final PackageSetting ps = mSettings.mPackages.get(pkgName); 13808 if (ps == null) { 13809 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 13810 continue; 13811 } 13812 13813 /* 13814 * Skip packages that are not external if we're unmounting 13815 * external storage. 13816 */ 13817 if (externalStorage && !isMounted && !isExternal(ps)) { 13818 continue; 13819 } 13820 13821 final AsecInstallArgs args = new AsecInstallArgs(cid, 13822 getAppDexInstructionSets(ps), ps.isForwardLocked()); 13823 // The package status is changed only if the code path 13824 // matches between settings and the container id. 13825 if (ps.codePathString != null 13826 && ps.codePathString.startsWith(args.getCodePath())) { 13827 if (DEBUG_SD_INSTALL) { 13828 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 13829 + " at code path: " + ps.codePathString); 13830 } 13831 13832 // We do have a valid package installed on sdcard 13833 processCids.put(args, ps.codePathString); 13834 final int uid = ps.appId; 13835 if (uid != -1) { 13836 uidArr = ArrayUtils.appendInt(uidArr, uid); 13837 } 13838 } else { 13839 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 13840 + ps.codePathString); 13841 } 13842 } 13843 } 13844 13845 Arrays.sort(uidArr); 13846 } 13847 13848 // Process packages with valid entries. 13849 if (isMounted) { 13850 if (DEBUG_SD_INSTALL) 13851 Log.i(TAG, "Loading packages"); 13852 loadMediaPackages(processCids, uidArr); 13853 startCleaningPackages(); 13854 mInstallerService.onSecureContainersAvailable(); 13855 } else { 13856 if (DEBUG_SD_INSTALL) 13857 Log.i(TAG, "Unloading packages"); 13858 unloadMediaPackages(processCids, uidArr, reportStatus); 13859 } 13860 } 13861 13862 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 13863 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 13864 final int size = infos.size(); 13865 final String[] packageNames = new String[size]; 13866 final int[] packageUids = new int[size]; 13867 for (int i = 0; i < size; i++) { 13868 final ApplicationInfo info = infos.get(i); 13869 packageNames[i] = info.packageName; 13870 packageUids[i] = info.uid; 13871 } 13872 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 13873 finishedReceiver); 13874 } 13875 13876 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 13877 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 13878 sendResourcesChangedBroadcast(mediaStatus, replacing, 13879 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 13880 } 13881 13882 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 13883 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 13884 int size = pkgList.length; 13885 if (size > 0) { 13886 // Send broadcasts here 13887 Bundle extras = new Bundle(); 13888 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 13889 if (uidArr != null) { 13890 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 13891 } 13892 if (replacing) { 13893 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 13894 } 13895 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 13896 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 13897 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 13898 } 13899 } 13900 13901 /* 13902 * Look at potentially valid container ids from processCids If package 13903 * information doesn't match the one on record or package scanning fails, 13904 * the cid is added to list of removeCids. We currently don't delete stale 13905 * containers. 13906 */ 13907 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 13908 ArrayList<String> pkgList = new ArrayList<String>(); 13909 Set<AsecInstallArgs> keys = processCids.keySet(); 13910 13911 for (AsecInstallArgs args : keys) { 13912 String codePath = processCids.get(args); 13913 if (DEBUG_SD_INSTALL) 13914 Log.i(TAG, "Loading container : " + args.cid); 13915 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 13916 try { 13917 // Make sure there are no container errors first. 13918 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 13919 Slog.e(TAG, "Failed to mount cid : " + args.cid 13920 + " when installing from sdcard"); 13921 continue; 13922 } 13923 // Check code path here. 13924 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 13925 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 13926 + " does not match one in settings " + codePath); 13927 continue; 13928 } 13929 // Parse package 13930 int parseFlags = mDefParseFlags; 13931 if (args.isExternalAsec()) { 13932 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 13933 } 13934 if (args.isFwdLocked()) { 13935 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 13936 } 13937 13938 synchronized (mInstallLock) { 13939 PackageParser.Package pkg = null; 13940 try { 13941 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 13942 } catch (PackageManagerException e) { 13943 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 13944 } 13945 // Scan the package 13946 if (pkg != null) { 13947 /* 13948 * TODO why is the lock being held? doPostInstall is 13949 * called in other places without the lock. This needs 13950 * to be straightened out. 13951 */ 13952 // writer 13953 synchronized (mPackages) { 13954 retCode = PackageManager.INSTALL_SUCCEEDED; 13955 pkgList.add(pkg.packageName); 13956 // Post process args 13957 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 13958 pkg.applicationInfo.uid); 13959 } 13960 } else { 13961 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 13962 } 13963 } 13964 13965 } finally { 13966 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 13967 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 13968 } 13969 } 13970 } 13971 // writer 13972 synchronized (mPackages) { 13973 // If the platform SDK has changed since the last time we booted, 13974 // we need to re-grant app permission to catch any new ones that 13975 // appear. This is really a hack, and means that apps can in some 13976 // cases get permissions that the user didn't initially explicitly 13977 // allow... it would be nice to have some better way to handle 13978 // this situation. 13979 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 13980 if (regrantPermissions) 13981 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 13982 + mSdkVersion + "; regranting permissions for external storage"); 13983 mSettings.mExternalSdkPlatform = mSdkVersion; 13984 13985 // Make sure group IDs have been assigned, and any permission 13986 // changes in other apps are accounted for 13987 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 13988 | (regrantPermissions 13989 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 13990 : 0)); 13991 13992 mSettings.updateExternalDatabaseVersion(); 13993 13994 // can downgrade to reader 13995 // Persist settings 13996 mSettings.writeLPr(); 13997 } 13998 // Send a broadcast to let everyone know we are done processing 13999 if (pkgList.size() > 0) { 14000 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 14001 } 14002 } 14003 14004 /* 14005 * Utility method to unload a list of specified containers 14006 */ 14007 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 14008 // Just unmount all valid containers. 14009 for (AsecInstallArgs arg : cidArgs) { 14010 synchronized (mInstallLock) { 14011 arg.doPostDeleteLI(false); 14012 } 14013 } 14014 } 14015 14016 /* 14017 * Unload packages mounted on external media. This involves deleting package 14018 * data from internal structures, sending broadcasts about diabled packages, 14019 * gc'ing to free up references, unmounting all secure containers 14020 * corresponding to packages on external media, and posting a 14021 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 14022 * that we always have to post this message if status has been requested no 14023 * matter what. 14024 */ 14025 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 14026 final boolean reportStatus) { 14027 if (DEBUG_SD_INSTALL) 14028 Log.i(TAG, "unloading media packages"); 14029 ArrayList<String> pkgList = new ArrayList<String>(); 14030 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 14031 final Set<AsecInstallArgs> keys = processCids.keySet(); 14032 for (AsecInstallArgs args : keys) { 14033 String pkgName = args.getPackageName(); 14034 if (DEBUG_SD_INSTALL) 14035 Log.i(TAG, "Trying to unload pkg : " + pkgName); 14036 // Delete package internally 14037 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 14038 synchronized (mInstallLock) { 14039 boolean res = deletePackageLI(pkgName, null, false, null, null, 14040 PackageManager.DELETE_KEEP_DATA, outInfo, false); 14041 if (res) { 14042 pkgList.add(pkgName); 14043 } else { 14044 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 14045 failedList.add(args); 14046 } 14047 } 14048 } 14049 14050 // reader 14051 synchronized (mPackages) { 14052 // We didn't update the settings after removing each package; 14053 // write them now for all packages. 14054 mSettings.writeLPr(); 14055 } 14056 14057 // We have to absolutely send UPDATED_MEDIA_STATUS only 14058 // after confirming that all the receivers processed the ordered 14059 // broadcast when packages get disabled, force a gc to clean things up. 14060 // and unload all the containers. 14061 if (pkgList.size() > 0) { 14062 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 14063 new IIntentReceiver.Stub() { 14064 public void performReceive(Intent intent, int resultCode, String data, 14065 Bundle extras, boolean ordered, boolean sticky, 14066 int sendingUser) throws RemoteException { 14067 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 14068 reportStatus ? 1 : 0, 1, keys); 14069 mHandler.sendMessage(msg); 14070 } 14071 }); 14072 } else { 14073 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 14074 keys); 14075 mHandler.sendMessage(msg); 14076 } 14077 } 14078 14079 private void loadPrivatePackages(VolumeInfo vol) { 14080 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 14081 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 14082 synchronized (mPackages) { 14083 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 14084 for (PackageSetting ps : packages) { 14085 synchronized (mInstallLock) { 14086 final PackageParser.Package pkg; 14087 try { 14088 pkg = scanPackageLI(ps.codePath, parseFlags, 0, 0, null); 14089 loaded.add(pkg.applicationInfo); 14090 } catch (PackageManagerException e) { 14091 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 14092 } 14093 } 14094 } 14095 14096 // TODO: regrant any permissions that changed based since original install 14097 14098 mSettings.writeLPr(); 14099 } 14100 14101 Slog.d(TAG, "Loaded packages " + loaded); 14102 sendResourcesChangedBroadcast(true, false, loaded, null); 14103 } 14104 14105 private void unloadPrivatePackages(VolumeInfo vol) { 14106 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 14107 synchronized (mPackages) { 14108 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 14109 for (PackageSetting ps : packages) { 14110 if (ps.pkg == null) continue; 14111 synchronized (mInstallLock) { 14112 final ApplicationInfo info = ps.pkg.applicationInfo; 14113 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 14114 if (deletePackageLI(ps.name, null, false, null, null, 14115 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 14116 unloaded.add(info); 14117 } else { 14118 Slog.w(TAG, "Failed to unload " + ps.codePath); 14119 } 14120 } 14121 } 14122 14123 mSettings.writeLPr(); 14124 } 14125 14126 Slog.d(TAG, "Unloaded packages " + unloaded); 14127 sendResourcesChangedBroadcast(false, false, unloaded, null); 14128 } 14129 14130 @Override 14131 public void movePackage(final String packageName, final IPackageMoveObserver observer, 14132 final int flags) { 14133 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 14134 14135 final int installFlags; 14136 if ((flags & MOVE_INTERNAL) != 0) { 14137 installFlags = INSTALL_INTERNAL; 14138 } else if ((flags & MOVE_EXTERNAL_MEDIA) != 0) { 14139 installFlags = INSTALL_EXTERNAL; 14140 } else { 14141 throw new IllegalArgumentException("Unsupported move flags " + flags); 14142 } 14143 14144 try { 14145 movePackageInternal(packageName, null, installFlags, false, observer); 14146 } catch (PackageManagerException e) { 14147 Slog.d(TAG, "Failed to move " + packageName, e); 14148 try { 14149 observer.packageMoved(packageName, e.error); 14150 } catch (RemoteException ignored) { 14151 } 14152 } 14153 } 14154 14155 @Override 14156 public void movePackageAndData(final String packageName, final String volumeUuid, 14157 final IPackageMoveObserver observer) { 14158 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 14159 try { 14160 movePackageInternal(packageName, volumeUuid, INSTALL_INTERNAL, true, observer); 14161 } catch (PackageManagerException e) { 14162 Slog.d(TAG, "Failed to move " + packageName, e); 14163 try { 14164 observer.packageMoved(packageName, e.error); 14165 } catch (RemoteException ignored) { 14166 } 14167 } 14168 } 14169 14170 private void movePackageInternal(final String packageName, String volumeUuid, int installFlags, 14171 boolean andData, final IPackageMoveObserver observer) throws PackageManagerException { 14172 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 14173 14174 final String currentVolumeUuid; 14175 final File codeFile; 14176 final String installerPackageName; 14177 final String packageAbiOverride; 14178 final int appId; 14179 final String seinfo; 14180 14181 // reader 14182 synchronized (mPackages) { 14183 final PackageParser.Package pkg = mPackages.get(packageName); 14184 final PackageSetting ps = mSettings.mPackages.get(packageName); 14185 if (pkg == null || ps == null) { 14186 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 14187 } 14188 14189 if (pkg.applicationInfo.isSystemApp()) { 14190 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 14191 "Cannot move system application"); 14192 } else if (pkg.mOperationPending) { 14193 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 14194 "Attempt to move package which has pending operations"); 14195 } 14196 14197 // TODO: yell if already in desired location 14198 14199 pkg.mOperationPending = true; 14200 14201 currentVolumeUuid = ps.volumeUuid; 14202 codeFile = new File(pkg.codePath); 14203 installerPackageName = ps.installerPackageName; 14204 packageAbiOverride = ps.cpuAbiOverrideString; 14205 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 14206 seinfo = pkg.applicationInfo.seinfo; 14207 } 14208 14209 if (andData) { 14210 Slog.d(TAG, "Moving " + packageName + " private data from " + currentVolumeUuid + " to " 14211 + volumeUuid); 14212 synchronized (mInstallLock) { 14213 if (mInstaller.moveUserDataDirs(currentVolumeUuid, volumeUuid, packageName, appId, 14214 seinfo) != 0) { 14215 synchronized (mPackages) { 14216 final PackageParser.Package pkg = mPackages.get(packageName); 14217 if (pkg != null) { 14218 pkg.mOperationPending = false; 14219 } 14220 } 14221 14222 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 14223 "Failed to move private data"); 14224 } 14225 } 14226 } 14227 14228 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 14229 @Override 14230 public void onUserActionRequired(Intent intent) throws RemoteException { 14231 throw new IllegalStateException(); 14232 } 14233 14234 @Override 14235 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 14236 Bundle extras) throws RemoteException { 14237 Slog.d(TAG, "Install result for move: " 14238 + PackageManager.installStatusToString(returnCode, msg)); 14239 14240 // We usually have a new package now after the install, but if 14241 // we failed we need to clear the pending flag on the original 14242 // package object. 14243 synchronized (mPackages) { 14244 final PackageParser.Package pkg = mPackages.get(packageName); 14245 if (pkg != null) { 14246 pkg.mOperationPending = false; 14247 } 14248 } 14249 14250 final int status = PackageManager.installStatusToPublicStatus(returnCode); 14251 switch (status) { 14252 case PackageInstaller.STATUS_SUCCESS: 14253 observer.packageMoved(packageName, PackageManager.MOVE_SUCCEEDED); 14254 break; 14255 case PackageInstaller.STATUS_FAILURE_STORAGE: 14256 observer.packageMoved(packageName, PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 14257 break; 14258 default: 14259 observer.packageMoved(packageName, PackageManager.MOVE_FAILED_INTERNAL_ERROR); 14260 break; 14261 } 14262 } 14263 }; 14264 14265 // Treat a move like reinstalling an existing app, which ensures that we 14266 // process everythign uniformly, like unpacking native libraries. 14267 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 14268 14269 final Message msg = mHandler.obtainMessage(INIT_COPY); 14270 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 14271 msg.obj = new InstallParams(origin, installObserver, installFlags, 14272 installerPackageName, volumeUuid, null, user, packageAbiOverride); 14273 mHandler.sendMessage(msg); 14274 } 14275 14276 @Override 14277 public boolean setInstallLocation(int loc) { 14278 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 14279 null); 14280 if (getInstallLocation() == loc) { 14281 return true; 14282 } 14283 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 14284 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 14285 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 14286 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 14287 return true; 14288 } 14289 return false; 14290 } 14291 14292 @Override 14293 public int getInstallLocation() { 14294 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14295 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 14296 PackageHelper.APP_INSTALL_AUTO); 14297 } 14298 14299 /** Called by UserManagerService */ 14300 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 14301 mDirtyUsers.remove(userHandle); 14302 mSettings.removeUserLPw(userHandle); 14303 mPendingBroadcasts.remove(userHandle); 14304 if (mInstaller != null) { 14305 // Technically, we shouldn't be doing this with the package lock 14306 // held. However, this is very rare, and there is already so much 14307 // other disk I/O going on, that we'll let it slide for now. 14308 mInstaller.removeUserDataDirs(userHandle); 14309 } 14310 mUserNeedsBadging.delete(userHandle); 14311 removeUnusedPackagesLILPw(userManager, userHandle); 14312 } 14313 14314 /** 14315 * We're removing userHandle and would like to remove any downloaded packages 14316 * that are no longer in use by any other user. 14317 * @param userHandle the user being removed 14318 */ 14319 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 14320 final boolean DEBUG_CLEAN_APKS = false; 14321 int [] users = userManager.getUserIdsLPr(); 14322 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 14323 while (psit.hasNext()) { 14324 PackageSetting ps = psit.next(); 14325 if (ps.pkg == null) { 14326 continue; 14327 } 14328 final String packageName = ps.pkg.packageName; 14329 // Skip over if system app 14330 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 14331 continue; 14332 } 14333 if (DEBUG_CLEAN_APKS) { 14334 Slog.i(TAG, "Checking package " + packageName); 14335 } 14336 boolean keep = false; 14337 for (int i = 0; i < users.length; i++) { 14338 if (users[i] != userHandle && ps.getInstalled(users[i])) { 14339 keep = true; 14340 if (DEBUG_CLEAN_APKS) { 14341 Slog.i(TAG, " Keeping package " + packageName + " for user " 14342 + users[i]); 14343 } 14344 break; 14345 } 14346 } 14347 if (!keep) { 14348 if (DEBUG_CLEAN_APKS) { 14349 Slog.i(TAG, " Removing package " + packageName); 14350 } 14351 mHandler.post(new Runnable() { 14352 public void run() { 14353 deletePackageX(packageName, userHandle, 0); 14354 } //end run 14355 }); 14356 } 14357 } 14358 } 14359 14360 /** Called by UserManagerService */ 14361 void createNewUserLILPw(int userHandle, File path) { 14362 if (mInstaller != null) { 14363 mInstaller.createUserConfig(userHandle); 14364 mSettings.createNewUserLILPw(this, mInstaller, userHandle, path); 14365 } 14366 } 14367 14368 void newUserCreatedLILPw(int userHandle) { 14369 // Adding a user requires updating runtime permissions for system apps. 14370 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 14371 } 14372 14373 @Override 14374 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 14375 mContext.enforceCallingOrSelfPermission( 14376 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 14377 "Only package verification agents can read the verifier device identity"); 14378 14379 synchronized (mPackages) { 14380 return mSettings.getVerifierDeviceIdentityLPw(); 14381 } 14382 } 14383 14384 @Override 14385 public void setPermissionEnforced(String permission, boolean enforced) { 14386 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 14387 if (READ_EXTERNAL_STORAGE.equals(permission)) { 14388 synchronized (mPackages) { 14389 if (mSettings.mReadExternalStorageEnforced == null 14390 || mSettings.mReadExternalStorageEnforced != enforced) { 14391 mSettings.mReadExternalStorageEnforced = enforced; 14392 mSettings.writeLPr(); 14393 } 14394 } 14395 // kill any non-foreground processes so we restart them and 14396 // grant/revoke the GID. 14397 final IActivityManager am = ActivityManagerNative.getDefault(); 14398 if (am != null) { 14399 final long token = Binder.clearCallingIdentity(); 14400 try { 14401 am.killProcessesBelowForeground("setPermissionEnforcement"); 14402 } catch (RemoteException e) { 14403 } finally { 14404 Binder.restoreCallingIdentity(token); 14405 } 14406 } 14407 } else { 14408 throw new IllegalArgumentException("No selective enforcement for " + permission); 14409 } 14410 } 14411 14412 @Override 14413 @Deprecated 14414 public boolean isPermissionEnforced(String permission) { 14415 return true; 14416 } 14417 14418 @Override 14419 public boolean isStorageLow() { 14420 final long token = Binder.clearCallingIdentity(); 14421 try { 14422 final DeviceStorageMonitorInternal 14423 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 14424 if (dsm != null) { 14425 return dsm.isMemoryLow(); 14426 } else { 14427 return false; 14428 } 14429 } finally { 14430 Binder.restoreCallingIdentity(token); 14431 } 14432 } 14433 14434 @Override 14435 public IPackageInstaller getPackageInstaller() { 14436 return mInstallerService; 14437 } 14438 14439 private boolean userNeedsBadging(int userId) { 14440 int index = mUserNeedsBadging.indexOfKey(userId); 14441 if (index < 0) { 14442 final UserInfo userInfo; 14443 final long token = Binder.clearCallingIdentity(); 14444 try { 14445 userInfo = sUserManager.getUserInfo(userId); 14446 } finally { 14447 Binder.restoreCallingIdentity(token); 14448 } 14449 final boolean b; 14450 if (userInfo != null && userInfo.isManagedProfile()) { 14451 b = true; 14452 } else { 14453 b = false; 14454 } 14455 mUserNeedsBadging.put(userId, b); 14456 return b; 14457 } 14458 return mUserNeedsBadging.valueAt(index); 14459 } 14460 14461 @Override 14462 public KeySet getKeySetByAlias(String packageName, String alias) { 14463 if (packageName == null || alias == null) { 14464 return null; 14465 } 14466 synchronized(mPackages) { 14467 final PackageParser.Package pkg = mPackages.get(packageName); 14468 if (pkg == null) { 14469 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 14470 throw new IllegalArgumentException("Unknown package: " + packageName); 14471 } 14472 KeySetManagerService ksms = mSettings.mKeySetManagerService; 14473 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 14474 } 14475 } 14476 14477 @Override 14478 public KeySet getSigningKeySet(String packageName) { 14479 if (packageName == null) { 14480 return null; 14481 } 14482 synchronized(mPackages) { 14483 final PackageParser.Package pkg = mPackages.get(packageName); 14484 if (pkg == null) { 14485 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 14486 throw new IllegalArgumentException("Unknown package: " + packageName); 14487 } 14488 if (pkg.applicationInfo.uid != Binder.getCallingUid() 14489 && Process.SYSTEM_UID != Binder.getCallingUid()) { 14490 throw new SecurityException("May not access signing KeySet of other apps."); 14491 } 14492 KeySetManagerService ksms = mSettings.mKeySetManagerService; 14493 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 14494 } 14495 } 14496 14497 @Override 14498 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 14499 if (packageName == null || ks == null) { 14500 return false; 14501 } 14502 synchronized(mPackages) { 14503 final PackageParser.Package pkg = mPackages.get(packageName); 14504 if (pkg == null) { 14505 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 14506 throw new IllegalArgumentException("Unknown package: " + packageName); 14507 } 14508 IBinder ksh = ks.getToken(); 14509 if (ksh instanceof KeySetHandle) { 14510 KeySetManagerService ksms = mSettings.mKeySetManagerService; 14511 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 14512 } 14513 return false; 14514 } 14515 } 14516 14517 @Override 14518 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 14519 if (packageName == null || ks == null) { 14520 return false; 14521 } 14522 synchronized(mPackages) { 14523 final PackageParser.Package pkg = mPackages.get(packageName); 14524 if (pkg == null) { 14525 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 14526 throw new IllegalArgumentException("Unknown package: " + packageName); 14527 } 14528 IBinder ksh = ks.getToken(); 14529 if (ksh instanceof KeySetHandle) { 14530 KeySetManagerService ksms = mSettings.mKeySetManagerService; 14531 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 14532 } 14533 return false; 14534 } 14535 } 14536 14537 public void getUsageStatsIfNoPackageUsageInfo() { 14538 if (!mPackageUsage.isHistoricalPackageUsageAvailable()) { 14539 UsageStatsManager usm = (UsageStatsManager) mContext.getSystemService(Context.USAGE_STATS_SERVICE); 14540 if (usm == null) { 14541 throw new IllegalStateException("UsageStatsManager must be initialized"); 14542 } 14543 long now = System.currentTimeMillis(); 14544 Map<String, UsageStats> stats = usm.queryAndAggregateUsageStats(now - mDexOptLRUThresholdInMills, now); 14545 for (Map.Entry<String, UsageStats> entry : stats.entrySet()) { 14546 String packageName = entry.getKey(); 14547 PackageParser.Package pkg = mPackages.get(packageName); 14548 if (pkg == null) { 14549 continue; 14550 } 14551 UsageStats usage = entry.getValue(); 14552 pkg.mLastPackageUsageTimeInMills = usage.getLastTimeUsed(); 14553 mPackageUsage.mIsHistoricalPackageUsageAvailable = true; 14554 } 14555 } 14556 } 14557 14558 /** 14559 * Check and throw if the given before/after packages would be considered a 14560 * downgrade. 14561 */ 14562 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 14563 throws PackageManagerException { 14564 if (after.versionCode < before.mVersionCode) { 14565 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 14566 "Update version code " + after.versionCode + " is older than current " 14567 + before.mVersionCode); 14568 } else if (after.versionCode == before.mVersionCode) { 14569 if (after.baseRevisionCode < before.baseRevisionCode) { 14570 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 14571 "Update base revision code " + after.baseRevisionCode 14572 + " is older than current " + before.baseRevisionCode); 14573 } 14574 14575 if (!ArrayUtils.isEmpty(after.splitNames)) { 14576 for (int i = 0; i < after.splitNames.length; i++) { 14577 final String splitName = after.splitNames[i]; 14578 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 14579 if (j != -1) { 14580 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 14581 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 14582 "Update split " + splitName + " revision code " 14583 + after.splitRevisionCodes[i] + " is older than current " 14584 + before.splitRevisionCodes[j]); 14585 } 14586 } 14587 } 14588 } 14589 } 14590 } 14591} 14592