PackageManagerService.java revision b2b9ab8354da1485178cd8d8e9d89ac915b3f269
1/* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.server.pm; 18 19import static android.Manifest.permission.GRANT_REVOKE_PERMISSIONS; 20import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 21import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 22import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 23import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 24import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 25import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 26import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 27import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 28import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 29import static android.content.pm.PackageManager.INSTALL_FAILED_DEXOPT; 30import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 31import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 32import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 33import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 34import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 35import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 36import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 37import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 38import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 39import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 40import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 41import static android.content.pm.PackageManager.INSTALL_FAILED_UID_CHANGED; 42import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 43import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 44import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 45import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 46import static android.content.pm.PackageManager.INSTALL_INTERNAL; 47import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 48import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 49import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 50import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 51import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 52import static android.content.pm.PackageManager.MOVE_EXTERNAL_MEDIA; 53import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 54import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 55import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 56import static android.content.pm.PackageManager.MOVE_INTERNAL; 57import static android.content.pm.PackageParser.isApkFile; 58import static android.os.Process.PACKAGE_INFO_GID; 59import static android.os.Process.SYSTEM_UID; 60import static android.system.OsConstants.O_CREAT; 61import static android.system.OsConstants.O_RDWR; 62import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 63import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_USER_OWNER; 64import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 65import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 66import static com.android.internal.util.ArrayUtils.appendInt; 67import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 68import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 69import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 70import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 71import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 72 73import android.Manifest; 74import org.xmlpull.v1.XmlPullParser; 75import android.app.ActivityManager; 76import android.app.ActivityManagerNative; 77import android.app.AppGlobals; 78import android.app.IActivityManager; 79import android.app.admin.IDevicePolicyManager; 80import android.app.backup.IBackupManager; 81import android.app.usage.UsageStats; 82import android.app.usage.UsageStatsManager; 83import android.content.BroadcastReceiver; 84import android.content.ComponentName; 85import android.content.Context; 86import android.content.IIntentReceiver; 87import android.content.Intent; 88import android.content.IntentFilter; 89import android.content.IntentSender; 90import android.content.IntentSender.SendIntentException; 91import android.content.ServiceConnection; 92import android.content.pm.ActivityInfo; 93import android.content.pm.ApplicationInfo; 94import android.content.pm.FeatureInfo; 95import android.content.pm.IPackageDataObserver; 96import android.content.pm.IPackageDeleteObserver; 97import android.content.pm.IPackageDeleteObserver2; 98import android.content.pm.IPackageInstallObserver2; 99import android.content.pm.IPackageInstaller; 100import android.content.pm.IPackageManager; 101import android.content.pm.IPackageMoveObserver; 102import android.content.pm.IPackageStatsObserver; 103import android.content.pm.InstrumentationInfo; 104import android.content.pm.IntentFilterVerificationInfo; 105import android.content.pm.KeySet; 106import android.content.pm.ManifestDigest; 107import android.content.pm.PackageCleanItem; 108import android.content.pm.PackageInfo; 109import android.content.pm.PackageInfoLite; 110import android.content.pm.PackageInstaller; 111import android.content.pm.PackageManager; 112import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 113import android.content.pm.PackageParser; 114import android.content.pm.PackageParser.ActivityIntentInfo; 115import android.content.pm.PackageParser.PackageLite; 116import android.content.pm.PackageParser.PackageParserException; 117import android.content.pm.PackageStats; 118import android.content.pm.PackageUserState; 119import android.content.pm.ParceledListSlice; 120import android.content.pm.PermissionGroupInfo; 121import android.content.pm.PermissionInfo; 122import android.content.pm.ProviderInfo; 123import android.content.pm.ResolveInfo; 124import android.content.pm.ServiceInfo; 125import android.content.pm.Signature; 126import android.content.pm.UserInfo; 127import android.content.pm.VerificationParams; 128import android.content.pm.VerifierDeviceIdentity; 129import android.content.pm.VerifierInfo; 130import android.content.res.Resources; 131import android.hardware.display.DisplayManager; 132import android.net.Uri; 133import android.os.Binder; 134import android.os.Build; 135import android.os.Bundle; 136import android.os.Debug; 137import android.os.Environment; 138import android.os.Environment.UserEnvironment; 139import android.os.FileUtils; 140import android.os.Handler; 141import android.os.IBinder; 142import android.os.Looper; 143import android.os.Message; 144import android.os.Parcel; 145import android.os.ParcelFileDescriptor; 146import android.os.Process; 147import android.os.RemoteException; 148import android.os.SELinux; 149import android.os.ServiceManager; 150import android.os.SystemClock; 151import android.os.SystemProperties; 152import android.os.UserHandle; 153import android.os.UserManager; 154import android.os.storage.IMountService; 155import android.os.storage.StorageEventListener; 156import android.os.storage.StorageManager; 157import android.os.storage.VolumeInfo; 158import android.security.KeyStore; 159import android.security.SystemKeyStore; 160import android.system.ErrnoException; 161import android.system.Os; 162import android.system.StructStat; 163import android.text.TextUtils; 164import android.text.format.DateUtils; 165import android.util.ArrayMap; 166import android.util.ArraySet; 167import android.util.AtomicFile; 168import android.util.DisplayMetrics; 169import android.util.EventLog; 170import android.util.ExceptionUtils; 171import android.util.Log; 172import android.util.LogPrinter; 173import android.util.PrintStreamPrinter; 174import android.util.Slog; 175import android.util.SparseArray; 176import android.util.SparseBooleanArray; 177import android.util.Xml; 178import android.view.Display; 179 180import dalvik.system.DexFile; 181import dalvik.system.VMRuntime; 182 183import libcore.io.IoUtils; 184import libcore.util.EmptyArray; 185 186import com.android.internal.R; 187import com.android.internal.app.IMediaContainerService; 188import com.android.internal.app.ResolverActivity; 189import com.android.internal.content.NativeLibraryHelper; 190import com.android.internal.content.PackageHelper; 191import com.android.internal.os.IParcelFileDescriptorFactory; 192import com.android.internal.util.ArrayUtils; 193import com.android.internal.util.FastPrintWriter; 194import com.android.internal.util.FastXmlSerializer; 195import com.android.internal.util.IndentingPrintWriter; 196import com.android.server.EventLogTags; 197import com.android.server.IntentResolver; 198import com.android.server.LocalServices; 199import com.android.server.ServiceThread; 200import com.android.server.SystemConfig; 201import com.android.server.Watchdog; 202import com.android.server.pm.Settings.DatabaseVersion; 203import com.android.server.storage.DeviceStorageMonitorInternal; 204 205import org.xmlpull.v1.XmlSerializer; 206 207import java.io.BufferedInputStream; 208import java.io.BufferedOutputStream; 209import java.io.BufferedReader; 210import java.io.ByteArrayInputStream; 211import java.io.ByteArrayOutputStream; 212import java.io.File; 213import java.io.FileDescriptor; 214import java.io.FileNotFoundException; 215import java.io.FileOutputStream; 216import java.io.FileReader; 217import java.io.FilenameFilter; 218import java.io.IOException; 219import java.io.InputStream; 220import java.io.PrintWriter; 221import java.nio.charset.StandardCharsets; 222import java.security.NoSuchAlgorithmException; 223import java.security.PublicKey; 224import java.security.cert.CertificateEncodingException; 225import java.security.cert.CertificateException; 226import java.text.SimpleDateFormat; 227import java.util.ArrayList; 228import java.util.Arrays; 229import java.util.Collection; 230import java.util.Collections; 231import java.util.Comparator; 232import java.util.Date; 233import java.util.Iterator; 234import java.util.List; 235import java.util.Map; 236import java.util.Objects; 237import java.util.Set; 238import java.util.concurrent.atomic.AtomicBoolean; 239import java.util.concurrent.atomic.AtomicLong; 240 241/** 242 * Keep track of all those .apks everywhere. 243 * 244 * This is very central to the platform's security; please run the unit 245 * tests whenever making modifications here: 246 * 247mmm frameworks/base/tests/AndroidTests 248adb install -r -f out/target/product/passion/data/app/AndroidTests.apk 249adb shell am instrument -w -e class com.android.unit_tests.PackageManagerTests com.android.unit_tests/android.test.InstrumentationTestRunner 250 * 251 * {@hide} 252 */ 253public class PackageManagerService extends IPackageManager.Stub { 254 static final String TAG = "PackageManager"; 255 static final boolean DEBUG_SETTINGS = false; 256 static final boolean DEBUG_PREFERRED = false; 257 static final boolean DEBUG_UPGRADE = false; 258 private static final boolean DEBUG_BACKUP = true; 259 private static final boolean DEBUG_INSTALL = false; 260 private static final boolean DEBUG_REMOVE = false; 261 private static final boolean DEBUG_BROADCASTS = false; 262 private static final boolean DEBUG_SHOW_INFO = false; 263 private static final boolean DEBUG_PACKAGE_INFO = false; 264 private static final boolean DEBUG_INTENT_MATCHING = false; 265 private static final boolean DEBUG_PACKAGE_SCANNING = false; 266 private static final boolean DEBUG_VERIFY = false; 267 private static final boolean DEBUG_DEXOPT = false; 268 private static final boolean DEBUG_ABI_SELECTION = false; 269 270 static final boolean RUNTIME_PERMISSIONS_ENABLED = 271 SystemProperties.getInt("ro.runtime.permissions.enabled", 0) == 1; 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 boolean modified = false; 565 566 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 567 final int filterCount = filters.size(); 568 for (int m=0; m<filterCount; m++) { 569 PackageParser.ActivityIntentInfo filter = filters.get(m); 570 synchronized (mPackages) { 571 modified = mSettings.createIntentFilterVerificationIfNeededLPw( 572 packageName, filter.getHosts()); 573 } 574 } 575 synchronized (mPackages) { 576 if (modified) { 577 scheduleWriteSettingsLocked(); 578 } 579 } 580 sendVerificationRequest(userId, verificationId, ivs); 581 } 582 mCurrentIntentFilterVerifications.clear(); 583 } 584 585 private void sendVerificationRequest(int userId, int verificationId, 586 IntentFilterVerificationState ivs) { 587 588 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 589 verificationIntent.putExtra( 590 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 591 verificationId); 592 verificationIntent.putExtra( 593 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 594 getDefaultScheme()); 595 verificationIntent.putExtra( 596 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 597 ivs.getHostsString()); 598 verificationIntent.putExtra( 599 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 600 ivs.getPackageName()); 601 verificationIntent.setComponent(mIntentFilterVerifierComponent); 602 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 603 604 UserHandle user = new UserHandle(userId); 605 mContext.sendBroadcastAsUser(verificationIntent, user); 606 Slog.d(TAG, "Sending IntenFilter verification broadcast"); 607 } 608 609 public void receiveVerificationResponse(int verificationId) { 610 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 611 612 final boolean verified = ivs.isVerified(); 613 614 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 615 final int count = filters.size(); 616 for (int n=0; n<count; n++) { 617 PackageParser.ActivityIntentInfo filter = filters.get(n); 618 filter.setVerified(verified); 619 620 Slog.d(TAG, "IntentFilter " + filter.toString() + " verified with result:" 621 + verified + " and hosts:" + ivs.getHostsString()); 622 } 623 624 mIntentFilterVerificationStates.remove(verificationId); 625 626 final String packageName = ivs.getPackageName(); 627 IntentFilterVerificationInfo ivi = null; 628 629 synchronized (mPackages) { 630 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 631 } 632 if (ivi == null) { 633 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 634 + verificationId + " packageName:" + packageName); 635 return; 636 } 637 Slog.d(TAG, "Updating IntentFilterVerificationInfo for verificationId: " 638 + verificationId); 639 640 synchronized (mPackages) { 641 if (verified) { 642 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 643 } else { 644 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 645 } 646 scheduleWriteSettingsLocked(); 647 648 final int userId = ivs.getUserId(); 649 if (userId != UserHandle.USER_ALL) { 650 final int userStatus = 651 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 652 653 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 654 boolean needUpdate = false; 655 656 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 657 // already been set by the User thru the Disambiguation dialog 658 switch (userStatus) { 659 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 660 if (verified) { 661 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 662 } else { 663 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 664 } 665 needUpdate = true; 666 break; 667 668 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 669 if (verified) { 670 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 671 needUpdate = true; 672 } 673 break; 674 675 default: 676 // Nothing to do 677 } 678 679 if (needUpdate) { 680 mSettings.updateIntentFilterVerificationStatusLPw( 681 packageName, updatedStatus, userId); 682 scheduleWritePackageRestrictionsLocked(userId); 683 } 684 } 685 } 686 } 687 688 @Override 689 public boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 690 ActivityIntentInfo filter, String packageName) { 691 if (!(filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 692 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 693 Slog.d(TAG, "IntentFilter does not contain HTTP nor HTTPS data scheme"); 694 return false; 695 } 696 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 697 if (ivs == null) { 698 ivs = createDomainVerificationState(verifierId, userId, verificationId, 699 packageName); 700 } 701 ArrayList<String> hosts = filter.getHostsList(); 702 if (!hasValidHosts(hosts)) { 703 return false; 704 } 705 ivs.addFilter(filter); 706 return true; 707 } 708 709 private IntentFilterVerificationState createDomainVerificationState(int verifierId, 710 int userId, int verificationId, String packageName) { 711 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 712 verifierId, userId, packageName); 713 ivs.setPendingState(); 714 synchronized (mPackages) { 715 mIntentFilterVerificationStates.append(verificationId, ivs); 716 mCurrentIntentFilterVerifications.add(verificationId); 717 } 718 return ivs; 719 } 720 721 private boolean hasValidHosts(ArrayList<String> hosts) { 722 if (hosts.size() == 0) { 723 Slog.d(TAG, "IntentFilter does not contain any data hosts"); 724 return false; 725 } 726 String hostEndBase = null; 727 for (String host : hosts) { 728 String[] hostParts = host.split("\\."); 729 // Should be at minimum a host like "example.com" 730 if (hostParts.length < 2) { 731 Slog.d(TAG, "IntentFilter does not contain a valid data host name: " + host); 732 return false; 733 } 734 // Verify that we have the same ending domain 735 int length = hostParts.length; 736 String hostEnd = hostParts[length - 1] + hostParts[length - 2]; 737 if (hostEndBase == null) { 738 hostEndBase = hostEnd; 739 } 740 if (!hostEnd.equalsIgnoreCase(hostEndBase)) { 741 Slog.d(TAG, "IntentFilter does not contain the same data domains"); 742 return false; 743 } 744 } 745 return true; 746 } 747 } 748 749 private IntentFilterVerifier mIntentFilterVerifier; 750 751 // Set of pending broadcasts for aggregating enable/disable of components. 752 static class PendingPackageBroadcasts { 753 // for each user id, a map of <package name -> components within that package> 754 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 755 756 public PendingPackageBroadcasts() { 757 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 758 } 759 760 public ArrayList<String> get(int userId, String packageName) { 761 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 762 return packages.get(packageName); 763 } 764 765 public void put(int userId, String packageName, ArrayList<String> components) { 766 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 767 packages.put(packageName, components); 768 } 769 770 public void remove(int userId, String packageName) { 771 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 772 if (packages != null) { 773 packages.remove(packageName); 774 } 775 } 776 777 public void remove(int userId) { 778 mUidMap.remove(userId); 779 } 780 781 public int userIdCount() { 782 return mUidMap.size(); 783 } 784 785 public int userIdAt(int n) { 786 return mUidMap.keyAt(n); 787 } 788 789 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 790 return mUidMap.get(userId); 791 } 792 793 public int size() { 794 // total number of pending broadcast entries across all userIds 795 int num = 0; 796 for (int i = 0; i< mUidMap.size(); i++) { 797 num += mUidMap.valueAt(i).size(); 798 } 799 return num; 800 } 801 802 public void clear() { 803 mUidMap.clear(); 804 } 805 806 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 807 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 808 if (map == null) { 809 map = new ArrayMap<String, ArrayList<String>>(); 810 mUidMap.put(userId, map); 811 } 812 return map; 813 } 814 } 815 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 816 817 // Service Connection to remote media container service to copy 818 // package uri's from external media onto secure containers 819 // or internal storage. 820 private IMediaContainerService mContainerService = null; 821 822 static final int SEND_PENDING_BROADCAST = 1; 823 static final int MCS_BOUND = 3; 824 static final int END_COPY = 4; 825 static final int INIT_COPY = 5; 826 static final int MCS_UNBIND = 6; 827 static final int START_CLEANING_PACKAGE = 7; 828 static final int FIND_INSTALL_LOC = 8; 829 static final int POST_INSTALL = 9; 830 static final int MCS_RECONNECT = 10; 831 static final int MCS_GIVE_UP = 11; 832 static final int UPDATED_MEDIA_STATUS = 12; 833 static final int WRITE_SETTINGS = 13; 834 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 835 static final int PACKAGE_VERIFIED = 15; 836 static final int CHECK_PENDING_VERIFICATION = 16; 837 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 838 static final int INTENT_FILTER_VERIFIED = 18; 839 840 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 841 842 // Delay time in millisecs 843 static final int BROADCAST_DELAY = 10 * 1000; 844 845 static UserManagerService sUserManager; 846 847 // Stores a list of users whose package restrictions file needs to be updated 848 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 849 850 final private DefaultContainerConnection mDefContainerConn = 851 new DefaultContainerConnection(); 852 class DefaultContainerConnection implements ServiceConnection { 853 public void onServiceConnected(ComponentName name, IBinder service) { 854 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 855 IMediaContainerService imcs = 856 IMediaContainerService.Stub.asInterface(service); 857 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 858 } 859 860 public void onServiceDisconnected(ComponentName name) { 861 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 862 } 863 }; 864 865 // Recordkeeping of restore-after-install operations that are currently in flight 866 // between the Package Manager and the Backup Manager 867 class PostInstallData { 868 public InstallArgs args; 869 public PackageInstalledInfo res; 870 871 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 872 args = _a; 873 res = _r; 874 } 875 }; 876 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 877 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 878 879 // backup/restore of preferred activity state 880 private static final String TAG_PREFERRED_BACKUP = "pa"; 881 882 private final String mRequiredVerifierPackage; 883 884 private final PackageUsage mPackageUsage = new PackageUsage(); 885 886 private class PackageUsage { 887 private static final int WRITE_INTERVAL 888 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 889 890 private final Object mFileLock = new Object(); 891 private final AtomicLong mLastWritten = new AtomicLong(0); 892 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 893 894 private boolean mIsHistoricalPackageUsageAvailable = true; 895 896 boolean isHistoricalPackageUsageAvailable() { 897 return mIsHistoricalPackageUsageAvailable; 898 } 899 900 void write(boolean force) { 901 if (force) { 902 writeInternal(); 903 return; 904 } 905 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 906 && !DEBUG_DEXOPT) { 907 return; 908 } 909 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 910 new Thread("PackageUsage_DiskWriter") { 911 @Override 912 public void run() { 913 try { 914 writeInternal(); 915 } finally { 916 mBackgroundWriteRunning.set(false); 917 } 918 } 919 }.start(); 920 } 921 } 922 923 private void writeInternal() { 924 synchronized (mPackages) { 925 synchronized (mFileLock) { 926 AtomicFile file = getFile(); 927 FileOutputStream f = null; 928 try { 929 f = file.startWrite(); 930 BufferedOutputStream out = new BufferedOutputStream(f); 931 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 932 StringBuilder sb = new StringBuilder(); 933 for (PackageParser.Package pkg : mPackages.values()) { 934 if (pkg.mLastPackageUsageTimeInMills == 0) { 935 continue; 936 } 937 sb.setLength(0); 938 sb.append(pkg.packageName); 939 sb.append(' '); 940 sb.append((long)pkg.mLastPackageUsageTimeInMills); 941 sb.append('\n'); 942 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 943 } 944 out.flush(); 945 file.finishWrite(f); 946 } catch (IOException e) { 947 if (f != null) { 948 file.failWrite(f); 949 } 950 Log.e(TAG, "Failed to write package usage times", e); 951 } 952 } 953 } 954 mLastWritten.set(SystemClock.elapsedRealtime()); 955 } 956 957 void readLP() { 958 synchronized (mFileLock) { 959 AtomicFile file = getFile(); 960 BufferedInputStream in = null; 961 try { 962 in = new BufferedInputStream(file.openRead()); 963 StringBuffer sb = new StringBuffer(); 964 while (true) { 965 String packageName = readToken(in, sb, ' '); 966 if (packageName == null) { 967 break; 968 } 969 String timeInMillisString = readToken(in, sb, '\n'); 970 if (timeInMillisString == null) { 971 throw new IOException("Failed to find last usage time for package " 972 + packageName); 973 } 974 PackageParser.Package pkg = mPackages.get(packageName); 975 if (pkg == null) { 976 continue; 977 } 978 long timeInMillis; 979 try { 980 timeInMillis = Long.parseLong(timeInMillisString.toString()); 981 } catch (NumberFormatException e) { 982 throw new IOException("Failed to parse " + timeInMillisString 983 + " as a long.", e); 984 } 985 pkg.mLastPackageUsageTimeInMills = timeInMillis; 986 } 987 } catch (FileNotFoundException expected) { 988 mIsHistoricalPackageUsageAvailable = false; 989 } catch (IOException e) { 990 Log.w(TAG, "Failed to read package usage times", e); 991 } finally { 992 IoUtils.closeQuietly(in); 993 } 994 } 995 mLastWritten.set(SystemClock.elapsedRealtime()); 996 } 997 998 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 999 throws IOException { 1000 sb.setLength(0); 1001 while (true) { 1002 int ch = in.read(); 1003 if (ch == -1) { 1004 if (sb.length() == 0) { 1005 return null; 1006 } 1007 throw new IOException("Unexpected EOF"); 1008 } 1009 if (ch == endOfToken) { 1010 return sb.toString(); 1011 } 1012 sb.append((char)ch); 1013 } 1014 } 1015 1016 private AtomicFile getFile() { 1017 File dataDir = Environment.getDataDirectory(); 1018 File systemDir = new File(dataDir, "system"); 1019 File fname = new File(systemDir, "package-usage.list"); 1020 return new AtomicFile(fname); 1021 } 1022 } 1023 1024 class PackageHandler extends Handler { 1025 private boolean mBound = false; 1026 final ArrayList<HandlerParams> mPendingInstalls = 1027 new ArrayList<HandlerParams>(); 1028 1029 private boolean connectToService() { 1030 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1031 " DefaultContainerService"); 1032 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1033 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1034 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1035 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 1036 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1037 mBound = true; 1038 return true; 1039 } 1040 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1041 return false; 1042 } 1043 1044 private void disconnectService() { 1045 mContainerService = null; 1046 mBound = false; 1047 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1048 mContext.unbindService(mDefContainerConn); 1049 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1050 } 1051 1052 PackageHandler(Looper looper) { 1053 super(looper); 1054 } 1055 1056 public void handleMessage(Message msg) { 1057 try { 1058 doHandleMessage(msg); 1059 } finally { 1060 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1061 } 1062 } 1063 1064 void doHandleMessage(Message msg) { 1065 switch (msg.what) { 1066 case INIT_COPY: { 1067 HandlerParams params = (HandlerParams) msg.obj; 1068 int idx = mPendingInstalls.size(); 1069 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1070 // If a bind was already initiated we dont really 1071 // need to do anything. The pending install 1072 // will be processed later on. 1073 if (!mBound) { 1074 // If this is the only one pending we might 1075 // have to bind to the service again. 1076 if (!connectToService()) { 1077 Slog.e(TAG, "Failed to bind to media container service"); 1078 params.serviceError(); 1079 return; 1080 } else { 1081 // Once we bind to the service, the first 1082 // pending request will be processed. 1083 mPendingInstalls.add(idx, params); 1084 } 1085 } else { 1086 mPendingInstalls.add(idx, params); 1087 // Already bound to the service. Just make 1088 // sure we trigger off processing the first request. 1089 if (idx == 0) { 1090 mHandler.sendEmptyMessage(MCS_BOUND); 1091 } 1092 } 1093 break; 1094 } 1095 case MCS_BOUND: { 1096 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1097 if (msg.obj != null) { 1098 mContainerService = (IMediaContainerService) msg.obj; 1099 } 1100 if (mContainerService == null) { 1101 // Something seriously wrong. Bail out 1102 Slog.e(TAG, "Cannot bind to media container service"); 1103 for (HandlerParams params : mPendingInstalls) { 1104 // Indicate service bind error 1105 params.serviceError(); 1106 } 1107 mPendingInstalls.clear(); 1108 } else if (mPendingInstalls.size() > 0) { 1109 HandlerParams params = mPendingInstalls.get(0); 1110 if (params != null) { 1111 if (params.startCopy()) { 1112 // We are done... look for more work or to 1113 // go idle. 1114 if (DEBUG_SD_INSTALL) Log.i(TAG, 1115 "Checking for more work or unbind..."); 1116 // Delete pending install 1117 if (mPendingInstalls.size() > 0) { 1118 mPendingInstalls.remove(0); 1119 } 1120 if (mPendingInstalls.size() == 0) { 1121 if (mBound) { 1122 if (DEBUG_SD_INSTALL) Log.i(TAG, 1123 "Posting delayed MCS_UNBIND"); 1124 removeMessages(MCS_UNBIND); 1125 Message ubmsg = obtainMessage(MCS_UNBIND); 1126 // Unbind after a little delay, to avoid 1127 // continual thrashing. 1128 sendMessageDelayed(ubmsg, 10000); 1129 } 1130 } else { 1131 // There are more pending requests in queue. 1132 // Just post MCS_BOUND message to trigger processing 1133 // of next pending install. 1134 if (DEBUG_SD_INSTALL) Log.i(TAG, 1135 "Posting MCS_BOUND for next work"); 1136 mHandler.sendEmptyMessage(MCS_BOUND); 1137 } 1138 } 1139 } 1140 } else { 1141 // Should never happen ideally. 1142 Slog.w(TAG, "Empty queue"); 1143 } 1144 break; 1145 } 1146 case MCS_RECONNECT: { 1147 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1148 if (mPendingInstalls.size() > 0) { 1149 if (mBound) { 1150 disconnectService(); 1151 } 1152 if (!connectToService()) { 1153 Slog.e(TAG, "Failed to bind to media container service"); 1154 for (HandlerParams params : mPendingInstalls) { 1155 // Indicate service bind error 1156 params.serviceError(); 1157 } 1158 mPendingInstalls.clear(); 1159 } 1160 } 1161 break; 1162 } 1163 case MCS_UNBIND: { 1164 // If there is no actual work left, then time to unbind. 1165 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1166 1167 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1168 if (mBound) { 1169 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1170 1171 disconnectService(); 1172 } 1173 } else if (mPendingInstalls.size() > 0) { 1174 // There are more pending requests in queue. 1175 // Just post MCS_BOUND message to trigger processing 1176 // of next pending install. 1177 mHandler.sendEmptyMessage(MCS_BOUND); 1178 } 1179 1180 break; 1181 } 1182 case MCS_GIVE_UP: { 1183 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1184 mPendingInstalls.remove(0); 1185 break; 1186 } 1187 case SEND_PENDING_BROADCAST: { 1188 String packages[]; 1189 ArrayList<String> components[]; 1190 int size = 0; 1191 int uids[]; 1192 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1193 synchronized (mPackages) { 1194 if (mPendingBroadcasts == null) { 1195 return; 1196 } 1197 size = mPendingBroadcasts.size(); 1198 if (size <= 0) { 1199 // Nothing to be done. Just return 1200 return; 1201 } 1202 packages = new String[size]; 1203 components = new ArrayList[size]; 1204 uids = new int[size]; 1205 int i = 0; // filling out the above arrays 1206 1207 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1208 int packageUserId = mPendingBroadcasts.userIdAt(n); 1209 Iterator<Map.Entry<String, ArrayList<String>>> it 1210 = mPendingBroadcasts.packagesForUserId(packageUserId) 1211 .entrySet().iterator(); 1212 while (it.hasNext() && i < size) { 1213 Map.Entry<String, ArrayList<String>> ent = it.next(); 1214 packages[i] = ent.getKey(); 1215 components[i] = ent.getValue(); 1216 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1217 uids[i] = (ps != null) 1218 ? UserHandle.getUid(packageUserId, ps.appId) 1219 : -1; 1220 i++; 1221 } 1222 } 1223 size = i; 1224 mPendingBroadcasts.clear(); 1225 } 1226 // Send broadcasts 1227 for (int i = 0; i < size; i++) { 1228 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1229 } 1230 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1231 break; 1232 } 1233 case START_CLEANING_PACKAGE: { 1234 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1235 final String packageName = (String)msg.obj; 1236 final int userId = msg.arg1; 1237 final boolean andCode = msg.arg2 != 0; 1238 synchronized (mPackages) { 1239 if (userId == UserHandle.USER_ALL) { 1240 int[] users = sUserManager.getUserIds(); 1241 for (int user : users) { 1242 mSettings.addPackageToCleanLPw( 1243 new PackageCleanItem(user, packageName, andCode)); 1244 } 1245 } else { 1246 mSettings.addPackageToCleanLPw( 1247 new PackageCleanItem(userId, packageName, andCode)); 1248 } 1249 } 1250 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1251 startCleaningPackages(); 1252 } break; 1253 case POST_INSTALL: { 1254 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1255 PostInstallData data = mRunningInstalls.get(msg.arg1); 1256 mRunningInstalls.delete(msg.arg1); 1257 boolean deleteOld = false; 1258 1259 if (data != null) { 1260 InstallArgs args = data.args; 1261 PackageInstalledInfo res = data.res; 1262 1263 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1264 res.removedInfo.sendBroadcast(false, true, false); 1265 Bundle extras = new Bundle(1); 1266 extras.putInt(Intent.EXTRA_UID, res.uid); 1267 1268 // Now that we successfully installed the package, grant runtime 1269 // permissions if requested before broadcasting the install. 1270 if ((args.installFlags 1271 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0) { 1272 grantRequestedRuntimePermissions(res.pkg, 1273 args.user.getIdentifier()); 1274 } 1275 1276 // Determine the set of users who are adding this 1277 // package for the first time vs. those who are seeing 1278 // an update. 1279 int[] firstUsers; 1280 int[] updateUsers = new int[0]; 1281 if (res.origUsers == null || res.origUsers.length == 0) { 1282 firstUsers = res.newUsers; 1283 } else { 1284 firstUsers = new int[0]; 1285 for (int i=0; i<res.newUsers.length; i++) { 1286 int user = res.newUsers[i]; 1287 boolean isNew = true; 1288 for (int j=0; j<res.origUsers.length; j++) { 1289 if (res.origUsers[j] == user) { 1290 isNew = false; 1291 break; 1292 } 1293 } 1294 if (isNew) { 1295 int[] newFirst = new int[firstUsers.length+1]; 1296 System.arraycopy(firstUsers, 0, newFirst, 0, 1297 firstUsers.length); 1298 newFirst[firstUsers.length] = user; 1299 firstUsers = newFirst; 1300 } else { 1301 int[] newUpdate = new int[updateUsers.length+1]; 1302 System.arraycopy(updateUsers, 0, newUpdate, 0, 1303 updateUsers.length); 1304 newUpdate[updateUsers.length] = user; 1305 updateUsers = newUpdate; 1306 } 1307 } 1308 } 1309 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1310 res.pkg.applicationInfo.packageName, 1311 extras, null, null, firstUsers); 1312 final boolean update = res.removedInfo.removedPackage != null; 1313 if (update) { 1314 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1315 } 1316 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1317 res.pkg.applicationInfo.packageName, 1318 extras, null, null, updateUsers); 1319 if (update) { 1320 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1321 res.pkg.applicationInfo.packageName, 1322 extras, null, null, updateUsers); 1323 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1324 null, null, 1325 res.pkg.applicationInfo.packageName, null, updateUsers); 1326 1327 // treat asec-hosted packages like removable media on upgrade 1328 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1329 if (DEBUG_INSTALL) { 1330 Slog.i(TAG, "upgrading pkg " + res.pkg 1331 + " is ASEC-hosted -> AVAILABLE"); 1332 } 1333 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1334 ArrayList<String> pkgList = new ArrayList<String>(1); 1335 pkgList.add(res.pkg.applicationInfo.packageName); 1336 sendResourcesChangedBroadcast(true, true, 1337 pkgList,uidArray, null); 1338 } 1339 } 1340 if (res.removedInfo.args != null) { 1341 // Remove the replaced package's older resources safely now 1342 deleteOld = true; 1343 } 1344 1345 // Log current value of "unknown sources" setting 1346 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1347 getUnknownSourcesSettings()); 1348 } 1349 // Force a gc to clear up things 1350 Runtime.getRuntime().gc(); 1351 // We delete after a gc for applications on sdcard. 1352 if (deleteOld) { 1353 synchronized (mInstallLock) { 1354 res.removedInfo.args.doPostDeleteLI(true); 1355 } 1356 } 1357 if (args.observer != null) { 1358 try { 1359 Bundle extras = extrasForInstallResult(res); 1360 args.observer.onPackageInstalled(res.name, res.returnCode, 1361 res.returnMsg, extras); 1362 } catch (RemoteException e) { 1363 Slog.i(TAG, "Observer no longer exists."); 1364 } 1365 } 1366 } else { 1367 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1368 } 1369 } break; 1370 case UPDATED_MEDIA_STATUS: { 1371 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1372 boolean reportStatus = msg.arg1 == 1; 1373 boolean doGc = msg.arg2 == 1; 1374 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1375 if (doGc) { 1376 // Force a gc to clear up stale containers. 1377 Runtime.getRuntime().gc(); 1378 } 1379 if (msg.obj != null) { 1380 @SuppressWarnings("unchecked") 1381 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1382 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1383 // Unload containers 1384 unloadAllContainers(args); 1385 } 1386 if (reportStatus) { 1387 try { 1388 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1389 PackageHelper.getMountService().finishMediaUpdate(); 1390 } catch (RemoteException e) { 1391 Log.e(TAG, "MountService not running?"); 1392 } 1393 } 1394 } break; 1395 case WRITE_SETTINGS: { 1396 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1397 synchronized (mPackages) { 1398 removeMessages(WRITE_SETTINGS); 1399 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1400 mSettings.writeLPr(); 1401 mDirtyUsers.clear(); 1402 } 1403 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1404 } break; 1405 case WRITE_PACKAGE_RESTRICTIONS: { 1406 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1407 synchronized (mPackages) { 1408 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1409 for (int userId : mDirtyUsers) { 1410 mSettings.writePackageRestrictionsLPr(userId); 1411 } 1412 mDirtyUsers.clear(); 1413 } 1414 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1415 } break; 1416 case CHECK_PENDING_VERIFICATION: { 1417 final int verificationId = msg.arg1; 1418 final PackageVerificationState state = mPendingVerification.get(verificationId); 1419 1420 if ((state != null) && !state.timeoutExtended()) { 1421 final InstallArgs args = state.getInstallArgs(); 1422 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1423 1424 Slog.i(TAG, "Verification timed out for " + originUri); 1425 mPendingVerification.remove(verificationId); 1426 1427 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1428 1429 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1430 Slog.i(TAG, "Continuing with installation of " + originUri); 1431 state.setVerifierResponse(Binder.getCallingUid(), 1432 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1433 broadcastPackageVerified(verificationId, originUri, 1434 PackageManager.VERIFICATION_ALLOW, 1435 state.getInstallArgs().getUser()); 1436 try { 1437 ret = args.copyApk(mContainerService, true); 1438 } catch (RemoteException e) { 1439 Slog.e(TAG, "Could not contact the ContainerService"); 1440 } 1441 } else { 1442 broadcastPackageVerified(verificationId, originUri, 1443 PackageManager.VERIFICATION_REJECT, 1444 state.getInstallArgs().getUser()); 1445 } 1446 1447 processPendingInstall(args, ret); 1448 mHandler.sendEmptyMessage(MCS_UNBIND); 1449 } 1450 break; 1451 } 1452 case PACKAGE_VERIFIED: { 1453 final int verificationId = msg.arg1; 1454 1455 final PackageVerificationState state = mPendingVerification.get(verificationId); 1456 if (state == null) { 1457 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1458 break; 1459 } 1460 1461 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1462 1463 state.setVerifierResponse(response.callerUid, response.code); 1464 1465 if (state.isVerificationComplete()) { 1466 mPendingVerification.remove(verificationId); 1467 1468 final InstallArgs args = state.getInstallArgs(); 1469 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1470 1471 int ret; 1472 if (state.isInstallAllowed()) { 1473 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1474 broadcastPackageVerified(verificationId, originUri, 1475 response.code, state.getInstallArgs().getUser()); 1476 try { 1477 ret = args.copyApk(mContainerService, true); 1478 } catch (RemoteException e) { 1479 Slog.e(TAG, "Could not contact the ContainerService"); 1480 } 1481 } else { 1482 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1483 } 1484 1485 processPendingInstall(args, ret); 1486 1487 mHandler.sendEmptyMessage(MCS_UNBIND); 1488 } 1489 1490 break; 1491 } 1492 case START_INTENT_FILTER_VERIFICATIONS: { 1493 int userId = msg.arg1; 1494 int verifierUid = msg.arg2; 1495 PackageParser.Package pkg = (PackageParser.Package)msg.obj; 1496 1497 verifyIntentFiltersIfNeeded(userId, verifierUid, pkg); 1498 break; 1499 } 1500 case INTENT_FILTER_VERIFIED: { 1501 final int verificationId = msg.arg1; 1502 1503 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1504 verificationId); 1505 if (state == null) { 1506 Slog.w(TAG, "Invalid IntentFilter verification token " 1507 + verificationId + " received"); 1508 break; 1509 } 1510 1511 final int userId = state.getUserId(); 1512 1513 Slog.d(TAG, "Processing IntentFilter verification with token:" 1514 + verificationId + " and userId:" + userId); 1515 1516 final IntentFilterVerificationResponse response = 1517 (IntentFilterVerificationResponse) msg.obj; 1518 1519 state.setVerifierResponse(response.callerUid, response.code); 1520 1521 Slog.d(TAG, "IntentFilter verification with token:" + verificationId 1522 + " and userId:" + userId 1523 + " is settings verifier response with response code:" 1524 + response.code); 1525 1526 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1527 Slog.d(TAG, "Domains failing verification: " 1528 + response.getFailedDomainsString()); 1529 } 1530 1531 if (state.isVerificationComplete()) { 1532 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1533 } else { 1534 Slog.d(TAG, "IntentFilter verification with token:" + verificationId 1535 + " was not said to be complete"); 1536 } 1537 1538 break; 1539 } 1540 } 1541 } 1542 } 1543 1544 private StorageEventListener mStorageListener = new StorageEventListener() { 1545 @Override 1546 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1547 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1548 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1549 loadPrivatePackages(vol); 1550 } else if (vol.state == VolumeInfo.STATE_UNMOUNTING) { 1551 unloadPrivatePackages(vol); 1552 } 1553 } 1554 1555 if (vol.isPrimary() && vol.type == VolumeInfo.TYPE_PUBLIC) { 1556 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1557 updateExternalMediaStatus(true, false); 1558 } else if (vol.state == VolumeInfo.STATE_UNMOUNTING) { 1559 updateExternalMediaStatus(false, false); 1560 } 1561 } 1562 } 1563 }; 1564 1565 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId) { 1566 if (userId >= UserHandle.USER_OWNER) { 1567 grantRequestedRuntimePermissionsForUser(pkg, userId); 1568 } else if (userId == UserHandle.USER_ALL) { 1569 for (int someUserId : UserManagerService.getInstance().getUserIds()) { 1570 grantRequestedRuntimePermissionsForUser(pkg, someUserId); 1571 } 1572 } 1573 } 1574 1575 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId) { 1576 SettingBase sb = (SettingBase) pkg.mExtras; 1577 if (sb == null) { 1578 return; 1579 } 1580 1581 PermissionsState permissionsState = sb.getPermissionsState(); 1582 1583 for (String permission : pkg.requestedPermissions) { 1584 BasePermission bp = mSettings.mPermissions.get(permission); 1585 if (bp != null && bp.isRuntime()) { 1586 permissionsState.grantRuntimePermission(bp, userId); 1587 } 1588 } 1589 } 1590 1591 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1592 Bundle extras = null; 1593 switch (res.returnCode) { 1594 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1595 extras = new Bundle(); 1596 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1597 res.origPermission); 1598 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1599 res.origPackage); 1600 break; 1601 } 1602 } 1603 return extras; 1604 } 1605 1606 void scheduleWriteSettingsLocked() { 1607 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1608 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1609 } 1610 } 1611 1612 void scheduleWritePackageRestrictionsLocked(int userId) { 1613 if (!sUserManager.exists(userId)) return; 1614 mDirtyUsers.add(userId); 1615 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1616 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1617 } 1618 } 1619 1620 public static PackageManagerService main(Context context, Installer installer, 1621 boolean factoryTest, boolean onlyCore) { 1622 PackageManagerService m = new PackageManagerService(context, installer, 1623 factoryTest, onlyCore); 1624 ServiceManager.addService("package", m); 1625 return m; 1626 } 1627 1628 static String[] splitString(String str, char sep) { 1629 int count = 1; 1630 int i = 0; 1631 while ((i=str.indexOf(sep, i)) >= 0) { 1632 count++; 1633 i++; 1634 } 1635 1636 String[] res = new String[count]; 1637 i=0; 1638 count = 0; 1639 int lastI=0; 1640 while ((i=str.indexOf(sep, i)) >= 0) { 1641 res[count] = str.substring(lastI, i); 1642 count++; 1643 i++; 1644 lastI = i; 1645 } 1646 res[count] = str.substring(lastI, str.length()); 1647 return res; 1648 } 1649 1650 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1651 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1652 Context.DISPLAY_SERVICE); 1653 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1654 } 1655 1656 public PackageManagerService(Context context, Installer installer, 1657 boolean factoryTest, boolean onlyCore) { 1658 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1659 SystemClock.uptimeMillis()); 1660 1661 if (mSdkVersion <= 0) { 1662 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1663 } 1664 1665 mContext = context; 1666 mFactoryTest = factoryTest; 1667 mOnlyCore = onlyCore; 1668 mLazyDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1669 mMetrics = new DisplayMetrics(); 1670 mSettings = new Settings(mPackages); 1671 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1672 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1673 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1674 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1675 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1676 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1677 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1678 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1679 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1680 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1681 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1682 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1683 1684 // TODO: add a property to control this? 1685 long dexOptLRUThresholdInMinutes; 1686 if (mLazyDexOpt) { 1687 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 1688 } else { 1689 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 1690 } 1691 mDexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 1692 1693 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1694 if (separateProcesses != null && separateProcesses.length() > 0) { 1695 if ("*".equals(separateProcesses)) { 1696 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1697 mSeparateProcesses = null; 1698 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1699 } else { 1700 mDefParseFlags = 0; 1701 mSeparateProcesses = separateProcesses.split(","); 1702 Slog.w(TAG, "Running with debug.separate_processes: " 1703 + separateProcesses); 1704 } 1705 } else { 1706 mDefParseFlags = 0; 1707 mSeparateProcesses = null; 1708 } 1709 1710 mInstaller = installer; 1711 mPackageDexOptimizer = new PackageDexOptimizer(this); 1712 1713 getDefaultDisplayMetrics(context, mMetrics); 1714 1715 SystemConfig systemConfig = SystemConfig.getInstance(); 1716 mGlobalGids = systemConfig.getGlobalGids(); 1717 mSystemPermissions = systemConfig.getSystemPermissions(); 1718 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1719 1720 synchronized (mInstallLock) { 1721 // writer 1722 synchronized (mPackages) { 1723 mHandlerThread = new ServiceThread(TAG, 1724 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1725 mHandlerThread.start(); 1726 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1727 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1728 1729 File dataDir = Environment.getDataDirectory(); 1730 mAppDataDir = new File(dataDir, "data"); 1731 mAppInstallDir = new File(dataDir, "app"); 1732 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1733 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1734 mUserAppDataDir = new File(dataDir, "user"); 1735 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1736 1737 sUserManager = new UserManagerService(context, this, 1738 mInstallLock, mPackages); 1739 1740 // Propagate permission configuration in to package manager. 1741 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1742 = systemConfig.getPermissions(); 1743 for (int i=0; i<permConfig.size(); i++) { 1744 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1745 BasePermission bp = mSettings.mPermissions.get(perm.name); 1746 if (bp == null) { 1747 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1748 mSettings.mPermissions.put(perm.name, bp); 1749 } 1750 if (perm.gids != null) { 1751 bp.setGids(perm.gids, perm.perUser); 1752 } 1753 } 1754 1755 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1756 for (int i=0; i<libConfig.size(); i++) { 1757 mSharedLibraries.put(libConfig.keyAt(i), 1758 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1759 } 1760 1761 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1762 1763 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1764 mSdkVersion, mOnlyCore); 1765 1766 String customResolverActivity = Resources.getSystem().getString( 1767 R.string.config_customResolverActivity); 1768 if (TextUtils.isEmpty(customResolverActivity)) { 1769 customResolverActivity = null; 1770 } else { 1771 mCustomResolverComponentName = ComponentName.unflattenFromString( 1772 customResolverActivity); 1773 } 1774 1775 long startTime = SystemClock.uptimeMillis(); 1776 1777 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1778 startTime); 1779 1780 // Set flag to monitor and not change apk file paths when 1781 // scanning install directories. 1782 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING; 1783 1784 final ArraySet<String> alreadyDexOpted = new ArraySet<String>(); 1785 1786 /** 1787 * Add everything in the in the boot class path to the 1788 * list of process files because dexopt will have been run 1789 * if necessary during zygote startup. 1790 */ 1791 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 1792 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 1793 1794 if (bootClassPath != null) { 1795 String[] bootClassPathElements = splitString(bootClassPath, ':'); 1796 for (String element : bootClassPathElements) { 1797 alreadyDexOpted.add(element); 1798 } 1799 } else { 1800 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1801 } 1802 1803 if (systemServerClassPath != null) { 1804 String[] systemServerClassPathElements = splitString(systemServerClassPath, ':'); 1805 for (String element : systemServerClassPathElements) { 1806 alreadyDexOpted.add(element); 1807 } 1808 } else { 1809 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 1810 } 1811 1812 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 1813 final String[] dexCodeInstructionSets = 1814 getDexCodeInstructionSets( 1815 allInstructionSets.toArray(new String[allInstructionSets.size()])); 1816 1817 /** 1818 * Ensure all external libraries have had dexopt run on them. 1819 */ 1820 if (mSharedLibraries.size() > 0) { 1821 // NOTE: For now, we're compiling these system "shared libraries" 1822 // (and framework jars) into all available architectures. It's possible 1823 // to compile them only when we come across an app that uses them (there's 1824 // already logic for that in scanPackageLI) but that adds some complexity. 1825 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1826 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1827 final String lib = libEntry.path; 1828 if (lib == null) { 1829 continue; 1830 } 1831 1832 try { 1833 byte dexoptRequired = DexFile.isDexOptNeededInternal(lib, null, 1834 dexCodeInstructionSet, 1835 false); 1836 if (dexoptRequired != DexFile.UP_TO_DATE) { 1837 alreadyDexOpted.add(lib); 1838 1839 // The list of "shared libraries" we have at this point is 1840 if (dexoptRequired == DexFile.DEXOPT_NEEDED) { 1841 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet); 1842 } else { 1843 mInstaller.patchoat(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet); 1844 } 1845 } 1846 } catch (FileNotFoundException e) { 1847 Slog.w(TAG, "Library not found: " + lib); 1848 } catch (IOException e) { 1849 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1850 + e.getMessage()); 1851 } 1852 } 1853 } 1854 } 1855 1856 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1857 1858 // Gross hack for now: we know this file doesn't contain any 1859 // code, so don't dexopt it to avoid the resulting log spew. 1860 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1861 1862 // Gross hack for now: we know this file is only part of 1863 // the boot class path for art, so don't dexopt it to 1864 // avoid the resulting log spew. 1865 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1866 1867 /** 1868 * And there are a number of commands implemented in Java, which 1869 * we currently need to do the dexopt on so that they can be 1870 * run from a non-root shell. 1871 */ 1872 String[] frameworkFiles = frameworkDir.list(); 1873 if (frameworkFiles != null) { 1874 // TODO: We could compile these only for the most preferred ABI. We should 1875 // first double check that the dex files for these commands are not referenced 1876 // by other system apps. 1877 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1878 for (int i=0; i<frameworkFiles.length; i++) { 1879 File libPath = new File(frameworkDir, frameworkFiles[i]); 1880 String path = libPath.getPath(); 1881 // Skip the file if we already did it. 1882 if (alreadyDexOpted.contains(path)) { 1883 continue; 1884 } 1885 // Skip the file if it is not a type we want to dexopt. 1886 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 1887 continue; 1888 } 1889 try { 1890 byte dexoptRequired = DexFile.isDexOptNeededInternal(path, null, 1891 dexCodeInstructionSet, 1892 false); 1893 if (dexoptRequired == DexFile.DEXOPT_NEEDED) { 1894 mInstaller.dexopt(path, Process.SYSTEM_UID, true, dexCodeInstructionSet); 1895 } else if (dexoptRequired == DexFile.PATCHOAT_NEEDED) { 1896 mInstaller.patchoat(path, Process.SYSTEM_UID, true, dexCodeInstructionSet); 1897 } 1898 } catch (FileNotFoundException e) { 1899 Slog.w(TAG, "Jar not found: " + path); 1900 } catch (IOException e) { 1901 Slog.w(TAG, "Exception reading jar: " + path, e); 1902 } 1903 } 1904 } 1905 } 1906 1907 // Collect vendor overlay packages. 1908 // (Do this before scanning any apps.) 1909 // For security and version matching reason, only consider 1910 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 1911 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 1912 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 1913 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 1914 1915 // Find base frameworks (resource packages without code). 1916 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 1917 | PackageParser.PARSE_IS_SYSTEM_DIR 1918 | PackageParser.PARSE_IS_PRIVILEGED, 1919 scanFlags | SCAN_NO_DEX, 0); 1920 1921 // Collected privileged system packages. 1922 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 1923 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 1924 | PackageParser.PARSE_IS_SYSTEM_DIR 1925 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 1926 1927 // Collect ordinary system packages. 1928 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 1929 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 1930 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1931 1932 // Collect all vendor packages. 1933 File vendorAppDir = new File("/vendor/app"); 1934 try { 1935 vendorAppDir = vendorAppDir.getCanonicalFile(); 1936 } catch (IOException e) { 1937 // failed to look up canonical path, continue with original one 1938 } 1939 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 1940 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1941 1942 // Collect all OEM packages. 1943 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 1944 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 1945 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1946 1947 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 1948 mInstaller.moveFiles(); 1949 1950 // Prune any system packages that no longer exist. 1951 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 1952 final ArrayMap<String, File> expectingBetter = new ArrayMap<>(); 1953 if (!mOnlyCore) { 1954 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 1955 while (psit.hasNext()) { 1956 PackageSetting ps = psit.next(); 1957 1958 /* 1959 * If this is not a system app, it can't be a 1960 * disable system app. 1961 */ 1962 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 1963 continue; 1964 } 1965 1966 /* 1967 * If the package is scanned, it's not erased. 1968 */ 1969 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 1970 if (scannedPkg != null) { 1971 /* 1972 * If the system app is both scanned and in the 1973 * disabled packages list, then it must have been 1974 * added via OTA. Remove it from the currently 1975 * scanned package so the previously user-installed 1976 * application can be scanned. 1977 */ 1978 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 1979 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 1980 + ps.name + "; removing system app. Last known codePath=" 1981 + ps.codePathString + ", installStatus=" + ps.installStatus 1982 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 1983 + scannedPkg.mVersionCode); 1984 removePackageLI(ps, true); 1985 expectingBetter.put(ps.name, ps.codePath); 1986 } 1987 1988 continue; 1989 } 1990 1991 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 1992 psit.remove(); 1993 logCriticalInfo(Log.WARN, "System package " + ps.name 1994 + " no longer exists; wiping its data"); 1995 removeDataDirsLI(ps.name); 1996 } else { 1997 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 1998 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 1999 possiblyDeletedUpdatedSystemApps.add(ps.name); 2000 } 2001 } 2002 } 2003 } 2004 2005 //look for any incomplete package installations 2006 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2007 //clean up list 2008 for(int i = 0; i < deletePkgsList.size(); i++) { 2009 //clean up here 2010 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2011 } 2012 //delete tmp files 2013 deleteTempPackageFiles(); 2014 2015 // Remove any shared userIDs that have no associated packages 2016 mSettings.pruneSharedUsersLPw(); 2017 2018 if (!mOnlyCore) { 2019 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2020 SystemClock.uptimeMillis()); 2021 scanDirLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2022 2023 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2024 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2025 2026 /** 2027 * Remove disable package settings for any updated system 2028 * apps that were removed via an OTA. If they're not a 2029 * previously-updated app, remove them completely. 2030 * Otherwise, just revoke their system-level permissions. 2031 */ 2032 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2033 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2034 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2035 2036 String msg; 2037 if (deletedPkg == null) { 2038 msg = "Updated system package " + deletedAppName 2039 + " no longer exists; wiping its data"; 2040 removeDataDirsLI(deletedAppName); 2041 } else { 2042 msg = "Updated system app + " + deletedAppName 2043 + " no longer present; removing system privileges for " 2044 + deletedAppName; 2045 2046 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2047 2048 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2049 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2050 } 2051 logCriticalInfo(Log.WARN, msg); 2052 } 2053 2054 /** 2055 * Make sure all system apps that we expected to appear on 2056 * the userdata partition actually showed up. If they never 2057 * appeared, crawl back and revive the system version. 2058 */ 2059 for (int i = 0; i < expectingBetter.size(); i++) { 2060 final String packageName = expectingBetter.keyAt(i); 2061 if (!mPackages.containsKey(packageName)) { 2062 final File scanFile = expectingBetter.valueAt(i); 2063 2064 logCriticalInfo(Log.WARN, "Expected better " + packageName 2065 + " but never showed up; reverting to system"); 2066 2067 final int reparseFlags; 2068 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2069 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2070 | PackageParser.PARSE_IS_SYSTEM_DIR 2071 | PackageParser.PARSE_IS_PRIVILEGED; 2072 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2073 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2074 | PackageParser.PARSE_IS_SYSTEM_DIR; 2075 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2076 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2077 | PackageParser.PARSE_IS_SYSTEM_DIR; 2078 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2079 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2080 | PackageParser.PARSE_IS_SYSTEM_DIR; 2081 } else { 2082 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2083 continue; 2084 } 2085 2086 mSettings.enableSystemPackageLPw(packageName); 2087 2088 try { 2089 scanPackageLI(scanFile, reparseFlags, scanFlags, 0, null); 2090 } catch (PackageManagerException e) { 2091 Slog.e(TAG, "Failed to parse original system package: " 2092 + e.getMessage()); 2093 } 2094 } 2095 } 2096 } 2097 2098 // Now that we know all of the shared libraries, update all clients to have 2099 // the correct library paths. 2100 updateAllSharedLibrariesLPw(); 2101 2102 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2103 // NOTE: We ignore potential failures here during a system scan (like 2104 // the rest of the commands above) because there's precious little we 2105 // can do about it. A settings error is reported, though. 2106 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2107 false /* force dexopt */, false /* defer dexopt */); 2108 } 2109 2110 // Now that we know all the packages we are keeping, 2111 // read and update their last usage times. 2112 mPackageUsage.readLP(); 2113 2114 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2115 SystemClock.uptimeMillis()); 2116 Slog.i(TAG, "Time to scan packages: " 2117 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2118 + " seconds"); 2119 2120 // If the platform SDK has changed since the last time we booted, 2121 // we need to re-grant app permission to catch any new ones that 2122 // appear. This is really a hack, and means that apps can in some 2123 // cases get permissions that the user didn't initially explicitly 2124 // allow... it would be nice to have some better way to handle 2125 // this situation. 2126 final boolean regrantPermissions = mSettings.mInternalSdkPlatform 2127 != mSdkVersion; 2128 if (regrantPermissions) Slog.i(TAG, "Platform changed from " 2129 + mSettings.mInternalSdkPlatform + " to " + mSdkVersion 2130 + "; regranting permissions for internal storage"); 2131 mSettings.mInternalSdkPlatform = mSdkVersion; 2132 2133 // For now runtime permissions are toggled via a system property. 2134 if (!RUNTIME_PERMISSIONS_ENABLED) { 2135 // Remove the runtime permissions state if the feature 2136 // was disabled by flipping the system property. 2137 mSettings.deleteRuntimePermissionsFiles(); 2138 } 2139 2140 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 2141 | (regrantPermissions 2142 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 2143 : 0)); 2144 2145 // If this is the first boot, and it is a normal boot, then 2146 // we need to initialize the default preferred apps. 2147 if (!mRestoredSettings && !onlyCore) { 2148 mSettings.readDefaultPreferredAppsLPw(this, 0); 2149 } 2150 2151 // If this is first boot after an OTA, and a normal boot, then 2152 // we need to clear code cache directories. 2153 mIsUpgrade = !Build.FINGERPRINT.equals(mSettings.mFingerprint); 2154 if (mIsUpgrade && !onlyCore) { 2155 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2156 for (String pkgName : mSettings.mPackages.keySet()) { 2157 deleteCodeCacheDirsLI(pkgName); 2158 } 2159 mSettings.mFingerprint = Build.FINGERPRINT; 2160 } 2161 2162 // All the changes are done during package scanning. 2163 mSettings.updateInternalDatabaseVersion(); 2164 2165 // can downgrade to reader 2166 mSettings.writeLPr(); 2167 2168 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2169 SystemClock.uptimeMillis()); 2170 2171 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2172 2173 mInstallerService = new PackageInstallerService(context, this); 2174 2175 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2176 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2177 mIntentFilterVerifierComponent); 2178 2179 } // synchronized (mPackages) 2180 } // synchronized (mInstallLock) 2181 2182 // Now after opening every single application zip, make sure they 2183 // are all flushed. Not really needed, but keeps things nice and 2184 // tidy. 2185 Runtime.getRuntime().gc(); 2186 } 2187 2188 @Override 2189 public boolean isFirstBoot() { 2190 return !mRestoredSettings; 2191 } 2192 2193 @Override 2194 public boolean isOnlyCoreApps() { 2195 return mOnlyCore; 2196 } 2197 2198 @Override 2199 public boolean isUpgrade() { 2200 return mIsUpgrade; 2201 } 2202 2203 private String getRequiredVerifierLPr() { 2204 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2205 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2206 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 2207 2208 String requiredVerifier = null; 2209 2210 final int N = receivers.size(); 2211 for (int i = 0; i < N; i++) { 2212 final ResolveInfo info = receivers.get(i); 2213 2214 if (info.activityInfo == null) { 2215 continue; 2216 } 2217 2218 final String packageName = info.activityInfo.packageName; 2219 2220 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2221 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2222 continue; 2223 } 2224 2225 if (requiredVerifier != null) { 2226 throw new RuntimeException("There can be only one required verifier"); 2227 } 2228 2229 requiredVerifier = packageName; 2230 } 2231 2232 return requiredVerifier; 2233 } 2234 2235 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2236 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2237 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2238 PackageManager.GET_DISABLED_COMPONENTS, 0 /* userId */); 2239 2240 ComponentName verifierComponentName = null; 2241 2242 int priority = -1000; 2243 final int N = receivers.size(); 2244 for (int i = 0; i < N; i++) { 2245 final ResolveInfo info = receivers.get(i); 2246 2247 if (info.activityInfo == null) { 2248 continue; 2249 } 2250 2251 final String packageName = info.activityInfo.packageName; 2252 2253 final PackageSetting ps = mSettings.mPackages.get(packageName); 2254 if (ps == null) { 2255 continue; 2256 } 2257 2258 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2259 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2260 continue; 2261 } 2262 2263 // Select the IntentFilterVerifier with the highest priority 2264 if (priority < info.priority) { 2265 priority = info.priority; 2266 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2267 Slog.d(TAG, "Selecting IntentFilterVerifier: " + verifierComponentName + 2268 " with priority: " + info.priority); 2269 } 2270 } 2271 2272 return verifierComponentName; 2273 } 2274 2275 @Override 2276 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2277 throws RemoteException { 2278 try { 2279 return super.onTransact(code, data, reply, flags); 2280 } catch (RuntimeException e) { 2281 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2282 Slog.wtf(TAG, "Package Manager Crash", e); 2283 } 2284 throw e; 2285 } 2286 } 2287 2288 void cleanupInstallFailedPackage(PackageSetting ps) { 2289 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2290 2291 removeDataDirsLI(ps.name); 2292 if (ps.codePath != null) { 2293 if (ps.codePath.isDirectory()) { 2294 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2295 } else { 2296 ps.codePath.delete(); 2297 } 2298 } 2299 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2300 if (ps.resourcePath.isDirectory()) { 2301 FileUtils.deleteContents(ps.resourcePath); 2302 } 2303 ps.resourcePath.delete(); 2304 } 2305 mSettings.removePackageLPw(ps.name); 2306 } 2307 2308 static int[] appendInts(int[] cur, int[] add) { 2309 if (add == null) return cur; 2310 if (cur == null) return add; 2311 final int N = add.length; 2312 for (int i=0; i<N; i++) { 2313 cur = appendInt(cur, add[i]); 2314 } 2315 return cur; 2316 } 2317 2318 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2319 if (!sUserManager.exists(userId)) return null; 2320 final PackageSetting ps = (PackageSetting) p.mExtras; 2321 if (ps == null) { 2322 return null; 2323 } 2324 2325 final PermissionsState permissionsState = ps.getPermissionsState(); 2326 2327 final int[] gids = permissionsState.computeGids(userId); 2328 final Set<String> permissions = permissionsState.getPermissions(userId); 2329 final PackageUserState state = ps.readUserState(userId); 2330 2331 return PackageParser.generatePackageInfo(p, gids, flags, 2332 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2333 } 2334 2335 @Override 2336 public boolean isPackageAvailable(String packageName, int userId) { 2337 if (!sUserManager.exists(userId)) return false; 2338 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2339 synchronized (mPackages) { 2340 PackageParser.Package p = mPackages.get(packageName); 2341 if (p != null) { 2342 final PackageSetting ps = (PackageSetting) p.mExtras; 2343 if (ps != null) { 2344 final PackageUserState state = ps.readUserState(userId); 2345 if (state != null) { 2346 return PackageParser.isAvailable(state); 2347 } 2348 } 2349 } 2350 } 2351 return false; 2352 } 2353 2354 @Override 2355 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2356 if (!sUserManager.exists(userId)) return null; 2357 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2358 // reader 2359 synchronized (mPackages) { 2360 PackageParser.Package p = mPackages.get(packageName); 2361 if (DEBUG_PACKAGE_INFO) 2362 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2363 if (p != null) { 2364 return generatePackageInfo(p, flags, userId); 2365 } 2366 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2367 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2368 } 2369 } 2370 return null; 2371 } 2372 2373 @Override 2374 public String[] currentToCanonicalPackageNames(String[] names) { 2375 String[] out = new String[names.length]; 2376 // reader 2377 synchronized (mPackages) { 2378 for (int i=names.length-1; i>=0; i--) { 2379 PackageSetting ps = mSettings.mPackages.get(names[i]); 2380 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2381 } 2382 } 2383 return out; 2384 } 2385 2386 @Override 2387 public String[] canonicalToCurrentPackageNames(String[] names) { 2388 String[] out = new String[names.length]; 2389 // reader 2390 synchronized (mPackages) { 2391 for (int i=names.length-1; i>=0; i--) { 2392 String cur = mSettings.mRenamedPackages.get(names[i]); 2393 out[i] = cur != null ? cur : names[i]; 2394 } 2395 } 2396 return out; 2397 } 2398 2399 @Override 2400 public int getPackageUid(String packageName, int userId) { 2401 if (!sUserManager.exists(userId)) return -1; 2402 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2403 2404 // reader 2405 synchronized (mPackages) { 2406 PackageParser.Package p = mPackages.get(packageName); 2407 if(p != null) { 2408 return UserHandle.getUid(userId, p.applicationInfo.uid); 2409 } 2410 PackageSetting ps = mSettings.mPackages.get(packageName); 2411 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 2412 return -1; 2413 } 2414 p = ps.pkg; 2415 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 2416 } 2417 } 2418 2419 @Override 2420 public int[] getPackageGids(String packageName, int userId) throws RemoteException { 2421 if (!sUserManager.exists(userId)) { 2422 return null; 2423 } 2424 2425 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2426 "getPackageGids"); 2427 2428 // reader 2429 synchronized (mPackages) { 2430 PackageParser.Package p = mPackages.get(packageName); 2431 if (DEBUG_PACKAGE_INFO) { 2432 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 2433 } 2434 if (p != null) { 2435 PackageSetting ps = (PackageSetting) p.mExtras; 2436 return ps.getPermissionsState().computeGids(userId); 2437 } 2438 } 2439 2440 return null; 2441 } 2442 2443 static PermissionInfo generatePermissionInfo( 2444 BasePermission bp, int flags) { 2445 if (bp.perm != null) { 2446 return PackageParser.generatePermissionInfo(bp.perm, flags); 2447 } 2448 PermissionInfo pi = new PermissionInfo(); 2449 pi.name = bp.name; 2450 pi.packageName = bp.sourcePackage; 2451 pi.nonLocalizedLabel = bp.name; 2452 pi.protectionLevel = bp.protectionLevel; 2453 return pi; 2454 } 2455 2456 @Override 2457 public PermissionInfo getPermissionInfo(String name, int flags) { 2458 // reader 2459 synchronized (mPackages) { 2460 final BasePermission p = mSettings.mPermissions.get(name); 2461 if (p != null) { 2462 return generatePermissionInfo(p, flags); 2463 } 2464 return null; 2465 } 2466 } 2467 2468 @Override 2469 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2470 // reader 2471 synchronized (mPackages) { 2472 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2473 for (BasePermission p : mSettings.mPermissions.values()) { 2474 if (group == null) { 2475 if (p.perm == null || p.perm.info.group == null) { 2476 out.add(generatePermissionInfo(p, flags)); 2477 } 2478 } else { 2479 if (p.perm != null && group.equals(p.perm.info.group)) { 2480 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2481 } 2482 } 2483 } 2484 2485 if (out.size() > 0) { 2486 return out; 2487 } 2488 return mPermissionGroups.containsKey(group) ? out : null; 2489 } 2490 } 2491 2492 @Override 2493 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2494 // reader 2495 synchronized (mPackages) { 2496 return PackageParser.generatePermissionGroupInfo( 2497 mPermissionGroups.get(name), flags); 2498 } 2499 } 2500 2501 @Override 2502 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2503 // reader 2504 synchronized (mPackages) { 2505 final int N = mPermissionGroups.size(); 2506 ArrayList<PermissionGroupInfo> out 2507 = new ArrayList<PermissionGroupInfo>(N); 2508 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2509 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2510 } 2511 return out; 2512 } 2513 } 2514 2515 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2516 int userId) { 2517 if (!sUserManager.exists(userId)) return null; 2518 PackageSetting ps = mSettings.mPackages.get(packageName); 2519 if (ps != null) { 2520 if (ps.pkg == null) { 2521 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2522 flags, userId); 2523 if (pInfo != null) { 2524 return pInfo.applicationInfo; 2525 } 2526 return null; 2527 } 2528 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2529 ps.readUserState(userId), userId); 2530 } 2531 return null; 2532 } 2533 2534 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2535 int userId) { 2536 if (!sUserManager.exists(userId)) return null; 2537 PackageSetting ps = mSettings.mPackages.get(packageName); 2538 if (ps != null) { 2539 PackageParser.Package pkg = ps.pkg; 2540 if (pkg == null) { 2541 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2542 return null; 2543 } 2544 // Only data remains, so we aren't worried about code paths 2545 pkg = new PackageParser.Package(packageName); 2546 pkg.applicationInfo.packageName = packageName; 2547 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2548 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 2549 pkg.applicationInfo.dataDir = 2550 getDataPathForPackage(packageName, 0).getPath(); 2551 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2552 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2553 } 2554 return generatePackageInfo(pkg, flags, userId); 2555 } 2556 return null; 2557 } 2558 2559 @Override 2560 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2561 if (!sUserManager.exists(userId)) return null; 2562 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 2563 // writer 2564 synchronized (mPackages) { 2565 PackageParser.Package p = mPackages.get(packageName); 2566 if (DEBUG_PACKAGE_INFO) Log.v( 2567 TAG, "getApplicationInfo " + packageName 2568 + ": " + p); 2569 if (p != null) { 2570 PackageSetting ps = mSettings.mPackages.get(packageName); 2571 if (ps == null) return null; 2572 // Note: isEnabledLP() does not apply here - always return info 2573 return PackageParser.generateApplicationInfo( 2574 p, flags, ps.readUserState(userId), userId); 2575 } 2576 if ("android".equals(packageName)||"system".equals(packageName)) { 2577 return mAndroidApplication; 2578 } 2579 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2580 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2581 } 2582 } 2583 return null; 2584 } 2585 2586 2587 @Override 2588 public void freeStorageAndNotify(final long freeStorageSize, final IPackageDataObserver observer) { 2589 mContext.enforceCallingOrSelfPermission( 2590 android.Manifest.permission.CLEAR_APP_CACHE, null); 2591 // Queue up an async operation since clearing cache may take a little while. 2592 mHandler.post(new Runnable() { 2593 public void run() { 2594 mHandler.removeCallbacks(this); 2595 int retCode = -1; 2596 synchronized (mInstallLock) { 2597 retCode = mInstaller.freeCache(freeStorageSize); 2598 if (retCode < 0) { 2599 Slog.w(TAG, "Couldn't clear application caches"); 2600 } 2601 } 2602 if (observer != null) { 2603 try { 2604 observer.onRemoveCompleted(null, (retCode >= 0)); 2605 } catch (RemoteException e) { 2606 Slog.w(TAG, "RemoveException when invoking call back"); 2607 } 2608 } 2609 } 2610 }); 2611 } 2612 2613 @Override 2614 public void freeStorage(final long freeStorageSize, final IntentSender pi) { 2615 mContext.enforceCallingOrSelfPermission( 2616 android.Manifest.permission.CLEAR_APP_CACHE, null); 2617 // Queue up an async operation since clearing cache may take a little while. 2618 mHandler.post(new Runnable() { 2619 public void run() { 2620 mHandler.removeCallbacks(this); 2621 int retCode = -1; 2622 synchronized (mInstallLock) { 2623 retCode = mInstaller.freeCache(freeStorageSize); 2624 if (retCode < 0) { 2625 Slog.w(TAG, "Couldn't clear application caches"); 2626 } 2627 } 2628 if(pi != null) { 2629 try { 2630 // Callback via pending intent 2631 int code = (retCode >= 0) ? 1 : 0; 2632 pi.sendIntent(null, code, null, 2633 null, null); 2634 } catch (SendIntentException e1) { 2635 Slog.i(TAG, "Failed to send pending intent"); 2636 } 2637 } 2638 } 2639 }); 2640 } 2641 2642 void freeStorage(long freeStorageSize) throws IOException { 2643 synchronized (mInstallLock) { 2644 if (mInstaller.freeCache(freeStorageSize) < 0) { 2645 throw new IOException("Failed to free enough space"); 2646 } 2647 } 2648 } 2649 2650 @Override 2651 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2652 if (!sUserManager.exists(userId)) return null; 2653 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 2654 synchronized (mPackages) { 2655 PackageParser.Activity a = mActivities.mActivities.get(component); 2656 2657 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2658 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2659 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2660 if (ps == null) return null; 2661 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2662 userId); 2663 } 2664 if (mResolveComponentName.equals(component)) { 2665 return PackageParser.generateActivityInfo(mResolveActivity, flags, 2666 new PackageUserState(), userId); 2667 } 2668 } 2669 return null; 2670 } 2671 2672 @Override 2673 public boolean activitySupportsIntent(ComponentName component, Intent intent, 2674 String resolvedType) { 2675 synchronized (mPackages) { 2676 PackageParser.Activity a = mActivities.mActivities.get(component); 2677 if (a == null) { 2678 return false; 2679 } 2680 for (int i=0; i<a.intents.size(); i++) { 2681 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 2682 intent.getData(), intent.getCategories(), TAG) >= 0) { 2683 return true; 2684 } 2685 } 2686 return false; 2687 } 2688 } 2689 2690 @Override 2691 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2692 if (!sUserManager.exists(userId)) return null; 2693 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 2694 synchronized (mPackages) { 2695 PackageParser.Activity a = mReceivers.mActivities.get(component); 2696 if (DEBUG_PACKAGE_INFO) Log.v( 2697 TAG, "getReceiverInfo " + component + ": " + a); 2698 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2699 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2700 if (ps == null) return null; 2701 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2702 userId); 2703 } 2704 } 2705 return null; 2706 } 2707 2708 @Override 2709 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 2710 if (!sUserManager.exists(userId)) return null; 2711 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 2712 synchronized (mPackages) { 2713 PackageParser.Service s = mServices.mServices.get(component); 2714 if (DEBUG_PACKAGE_INFO) Log.v( 2715 TAG, "getServiceInfo " + component + ": " + s); 2716 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 2717 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2718 if (ps == null) return null; 2719 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 2720 userId); 2721 } 2722 } 2723 return null; 2724 } 2725 2726 @Override 2727 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 2728 if (!sUserManager.exists(userId)) return null; 2729 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 2730 synchronized (mPackages) { 2731 PackageParser.Provider p = mProviders.mProviders.get(component); 2732 if (DEBUG_PACKAGE_INFO) Log.v( 2733 TAG, "getProviderInfo " + component + ": " + p); 2734 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 2735 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2736 if (ps == null) return null; 2737 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 2738 userId); 2739 } 2740 } 2741 return null; 2742 } 2743 2744 @Override 2745 public String[] getSystemSharedLibraryNames() { 2746 Set<String> libSet; 2747 synchronized (mPackages) { 2748 libSet = mSharedLibraries.keySet(); 2749 int size = libSet.size(); 2750 if (size > 0) { 2751 String[] libs = new String[size]; 2752 libSet.toArray(libs); 2753 return libs; 2754 } 2755 } 2756 return null; 2757 } 2758 2759 /** 2760 * @hide 2761 */ 2762 PackageParser.Package findSharedNonSystemLibrary(String libName) { 2763 synchronized (mPackages) { 2764 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 2765 if (lib != null && lib.apk != null) { 2766 return mPackages.get(lib.apk); 2767 } 2768 } 2769 return null; 2770 } 2771 2772 @Override 2773 public FeatureInfo[] getSystemAvailableFeatures() { 2774 Collection<FeatureInfo> featSet; 2775 synchronized (mPackages) { 2776 featSet = mAvailableFeatures.values(); 2777 int size = featSet.size(); 2778 if (size > 0) { 2779 FeatureInfo[] features = new FeatureInfo[size+1]; 2780 featSet.toArray(features); 2781 FeatureInfo fi = new FeatureInfo(); 2782 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 2783 FeatureInfo.GL_ES_VERSION_UNDEFINED); 2784 features[size] = fi; 2785 return features; 2786 } 2787 } 2788 return null; 2789 } 2790 2791 @Override 2792 public boolean hasSystemFeature(String name) { 2793 synchronized (mPackages) { 2794 return mAvailableFeatures.containsKey(name); 2795 } 2796 } 2797 2798 private void checkValidCaller(int uid, int userId) { 2799 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 2800 return; 2801 2802 throw new SecurityException("Caller uid=" + uid 2803 + " is not privileged to communicate with user=" + userId); 2804 } 2805 2806 @Override 2807 public int checkPermission(String permName, String pkgName, int userId) { 2808 if (!sUserManager.exists(userId)) { 2809 return PackageManager.PERMISSION_DENIED; 2810 } 2811 2812 synchronized (mPackages) { 2813 final PackageParser.Package p = mPackages.get(pkgName); 2814 if (p != null && p.mExtras != null) { 2815 final PackageSetting ps = (PackageSetting) p.mExtras; 2816 if (ps.getPermissionsState().hasPermission(permName, userId)) { 2817 return PackageManager.PERMISSION_GRANTED; 2818 } 2819 } 2820 } 2821 2822 return PackageManager.PERMISSION_DENIED; 2823 } 2824 2825 @Override 2826 public int checkUidPermission(String permName, int uid) { 2827 final int userId = UserHandle.getUserId(uid); 2828 2829 if (!sUserManager.exists(userId)) { 2830 return PackageManager.PERMISSION_DENIED; 2831 } 2832 2833 synchronized (mPackages) { 2834 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2835 if (obj != null) { 2836 final SettingBase ps = (SettingBase) obj; 2837 if (ps.getPermissionsState().hasPermission(permName, userId)) { 2838 return PackageManager.PERMISSION_GRANTED; 2839 } 2840 } else { 2841 ArraySet<String> perms = mSystemPermissions.get(uid); 2842 if (perms != null && perms.contains(permName)) { 2843 return PackageManager.PERMISSION_GRANTED; 2844 } 2845 } 2846 } 2847 2848 return PackageManager.PERMISSION_DENIED; 2849 } 2850 2851 /** 2852 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 2853 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 2854 * @param checkShell TODO(yamasani): 2855 * @param message the message to log on security exception 2856 */ 2857 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 2858 boolean checkShell, String message) { 2859 if (userId < 0) { 2860 throw new IllegalArgumentException("Invalid userId " + userId); 2861 } 2862 if (checkShell) { 2863 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 2864 } 2865 if (userId == UserHandle.getUserId(callingUid)) return; 2866 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 2867 if (requireFullPermission) { 2868 mContext.enforceCallingOrSelfPermission( 2869 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2870 } else { 2871 try { 2872 mContext.enforceCallingOrSelfPermission( 2873 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2874 } catch (SecurityException se) { 2875 mContext.enforceCallingOrSelfPermission( 2876 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 2877 } 2878 } 2879 } 2880 } 2881 2882 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 2883 if (callingUid == Process.SHELL_UID) { 2884 if (userHandle >= 0 2885 && sUserManager.hasUserRestriction(restriction, userHandle)) { 2886 throw new SecurityException("Shell does not have permission to access user " 2887 + userHandle); 2888 } else if (userHandle < 0) { 2889 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 2890 + Debug.getCallers(3)); 2891 } 2892 } 2893 } 2894 2895 private BasePermission findPermissionTreeLP(String permName) { 2896 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 2897 if (permName.startsWith(bp.name) && 2898 permName.length() > bp.name.length() && 2899 permName.charAt(bp.name.length()) == '.') { 2900 return bp; 2901 } 2902 } 2903 return null; 2904 } 2905 2906 private BasePermission checkPermissionTreeLP(String permName) { 2907 if (permName != null) { 2908 BasePermission bp = findPermissionTreeLP(permName); 2909 if (bp != null) { 2910 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 2911 return bp; 2912 } 2913 throw new SecurityException("Calling uid " 2914 + Binder.getCallingUid() 2915 + " is not allowed to add to permission tree " 2916 + bp.name + " owned by uid " + bp.uid); 2917 } 2918 } 2919 throw new SecurityException("No permission tree found for " + permName); 2920 } 2921 2922 static boolean compareStrings(CharSequence s1, CharSequence s2) { 2923 if (s1 == null) { 2924 return s2 == null; 2925 } 2926 if (s2 == null) { 2927 return false; 2928 } 2929 if (s1.getClass() != s2.getClass()) { 2930 return false; 2931 } 2932 return s1.equals(s2); 2933 } 2934 2935 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 2936 if (pi1.icon != pi2.icon) return false; 2937 if (pi1.logo != pi2.logo) return false; 2938 if (pi1.protectionLevel != pi2.protectionLevel) return false; 2939 if (!compareStrings(pi1.name, pi2.name)) return false; 2940 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 2941 // We'll take care of setting this one. 2942 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 2943 // These are not currently stored in settings. 2944 //if (!compareStrings(pi1.group, pi2.group)) return false; 2945 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 2946 //if (pi1.labelRes != pi2.labelRes) return false; 2947 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 2948 return true; 2949 } 2950 2951 int permissionInfoFootprint(PermissionInfo info) { 2952 int size = info.name.length(); 2953 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 2954 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 2955 return size; 2956 } 2957 2958 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 2959 int size = 0; 2960 for (BasePermission perm : mSettings.mPermissions.values()) { 2961 if (perm.uid == tree.uid) { 2962 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 2963 } 2964 } 2965 return size; 2966 } 2967 2968 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 2969 // We calculate the max size of permissions defined by this uid and throw 2970 // if that plus the size of 'info' would exceed our stated maximum. 2971 if (tree.uid != Process.SYSTEM_UID) { 2972 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 2973 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 2974 throw new SecurityException("Permission tree size cap exceeded"); 2975 } 2976 } 2977 } 2978 2979 boolean addPermissionLocked(PermissionInfo info, boolean async) { 2980 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 2981 throw new SecurityException("Label must be specified in permission"); 2982 } 2983 BasePermission tree = checkPermissionTreeLP(info.name); 2984 BasePermission bp = mSettings.mPermissions.get(info.name); 2985 boolean added = bp == null; 2986 boolean changed = true; 2987 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 2988 if (added) { 2989 enforcePermissionCapLocked(info, tree); 2990 bp = new BasePermission(info.name, tree.sourcePackage, 2991 BasePermission.TYPE_DYNAMIC); 2992 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 2993 throw new SecurityException( 2994 "Not allowed to modify non-dynamic permission " 2995 + info.name); 2996 } else { 2997 if (bp.protectionLevel == fixedLevel 2998 && bp.perm.owner.equals(tree.perm.owner) 2999 && bp.uid == tree.uid 3000 && comparePermissionInfos(bp.perm.info, info)) { 3001 changed = false; 3002 } 3003 } 3004 bp.protectionLevel = fixedLevel; 3005 info = new PermissionInfo(info); 3006 info.protectionLevel = fixedLevel; 3007 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3008 bp.perm.info.packageName = tree.perm.info.packageName; 3009 bp.uid = tree.uid; 3010 if (added) { 3011 mSettings.mPermissions.put(info.name, bp); 3012 } 3013 if (changed) { 3014 if (!async) { 3015 mSettings.writeLPr(); 3016 } else { 3017 scheduleWriteSettingsLocked(); 3018 } 3019 } 3020 return added; 3021 } 3022 3023 @Override 3024 public boolean addPermission(PermissionInfo info) { 3025 synchronized (mPackages) { 3026 return addPermissionLocked(info, false); 3027 } 3028 } 3029 3030 @Override 3031 public boolean addPermissionAsync(PermissionInfo info) { 3032 synchronized (mPackages) { 3033 return addPermissionLocked(info, true); 3034 } 3035 } 3036 3037 @Override 3038 public void removePermission(String name) { 3039 synchronized (mPackages) { 3040 checkPermissionTreeLP(name); 3041 BasePermission bp = mSettings.mPermissions.get(name); 3042 if (bp != null) { 3043 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3044 throw new SecurityException( 3045 "Not allowed to modify non-dynamic permission " 3046 + name); 3047 } 3048 mSettings.mPermissions.remove(name); 3049 mSettings.writeLPr(); 3050 } 3051 } 3052 } 3053 3054 private static void enforceDeclaredAsUsedAndRuntimePermission(PackageParser.Package pkg, 3055 BasePermission bp) { 3056 int index = pkg.requestedPermissions.indexOf(bp.name); 3057 if (index == -1) { 3058 throw new SecurityException("Package " + pkg.packageName 3059 + " has not requested permission " + bp.name); 3060 } 3061 if (!bp.isRuntime()) { 3062 throw new SecurityException("Permission " + bp.name 3063 + " is not a changeable permission type"); 3064 } 3065 } 3066 3067 @Override 3068 public boolean grantPermission(String packageName, String name, int userId) { 3069 if (!RUNTIME_PERMISSIONS_ENABLED) { 3070 return false; 3071 } 3072 3073 if (!sUserManager.exists(userId)) { 3074 return false; 3075 } 3076 3077 mContext.enforceCallingOrSelfPermission( 3078 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3079 "grantPermission"); 3080 3081 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3082 "grantPermission"); 3083 3084 boolean gidsChanged = false; 3085 final SettingBase sb; 3086 3087 synchronized (mPackages) { 3088 final PackageParser.Package pkg = mPackages.get(packageName); 3089 if (pkg == null) { 3090 throw new IllegalArgumentException("Unknown package: " + packageName); 3091 } 3092 3093 final BasePermission bp = mSettings.mPermissions.get(name); 3094 if (bp == null) { 3095 throw new IllegalArgumentException("Unknown permission: " + name); 3096 } 3097 3098 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3099 3100 sb = (SettingBase) pkg.mExtras; 3101 if (sb == null) { 3102 throw new IllegalArgumentException("Unknown package: " + packageName); 3103 } 3104 3105 final PermissionsState permissionsState = sb.getPermissionsState(); 3106 3107 final int result = permissionsState.grantRuntimePermission(bp, userId); 3108 switch (result) { 3109 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3110 return false; 3111 } 3112 3113 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3114 gidsChanged = true; 3115 } break; 3116 } 3117 3118 // Not critical if that is lost - app has to request again. 3119 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3120 } 3121 3122 if (gidsChanged) { 3123 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_GIDS_CHANGED); 3124 } 3125 3126 return true; 3127 } 3128 3129 @Override 3130 public boolean revokePermission(String packageName, String name, int userId) { 3131 if (!RUNTIME_PERMISSIONS_ENABLED) { 3132 return false; 3133 } 3134 3135 if (!sUserManager.exists(userId)) { 3136 return false; 3137 } 3138 3139 mContext.enforceCallingOrSelfPermission( 3140 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3141 "revokePermission"); 3142 3143 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3144 "revokePermission"); 3145 3146 final SettingBase sb; 3147 3148 synchronized (mPackages) { 3149 final PackageParser.Package pkg = mPackages.get(packageName); 3150 if (pkg == null) { 3151 throw new IllegalArgumentException("Unknown package: " + packageName); 3152 } 3153 3154 final BasePermission bp = mSettings.mPermissions.get(name); 3155 if (bp == null) { 3156 throw new IllegalArgumentException("Unknown permission: " + name); 3157 } 3158 3159 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3160 3161 sb = (SettingBase) pkg.mExtras; 3162 if (sb == null) { 3163 throw new IllegalArgumentException("Unknown package: " + packageName); 3164 } 3165 3166 final PermissionsState permissionsState = sb.getPermissionsState(); 3167 3168 if (permissionsState.revokeRuntimePermission(bp, userId) == 3169 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3170 return false; 3171 } 3172 3173 // Critical, after this call all should never have the permission. 3174 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3175 } 3176 3177 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3178 3179 return true; 3180 } 3181 3182 @Override 3183 public boolean isProtectedBroadcast(String actionName) { 3184 synchronized (mPackages) { 3185 return mProtectedBroadcasts.contains(actionName); 3186 } 3187 } 3188 3189 @Override 3190 public int checkSignatures(String pkg1, String pkg2) { 3191 synchronized (mPackages) { 3192 final PackageParser.Package p1 = mPackages.get(pkg1); 3193 final PackageParser.Package p2 = mPackages.get(pkg2); 3194 if (p1 == null || p1.mExtras == null 3195 || p2 == null || p2.mExtras == null) { 3196 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3197 } 3198 return compareSignatures(p1.mSignatures, p2.mSignatures); 3199 } 3200 } 3201 3202 @Override 3203 public int checkUidSignatures(int uid1, int uid2) { 3204 // Map to base uids. 3205 uid1 = UserHandle.getAppId(uid1); 3206 uid2 = UserHandle.getAppId(uid2); 3207 // reader 3208 synchronized (mPackages) { 3209 Signature[] s1; 3210 Signature[] s2; 3211 Object obj = mSettings.getUserIdLPr(uid1); 3212 if (obj != null) { 3213 if (obj instanceof SharedUserSetting) { 3214 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 3215 } else if (obj instanceof PackageSetting) { 3216 s1 = ((PackageSetting)obj).signatures.mSignatures; 3217 } else { 3218 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3219 } 3220 } else { 3221 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3222 } 3223 obj = mSettings.getUserIdLPr(uid2); 3224 if (obj != null) { 3225 if (obj instanceof SharedUserSetting) { 3226 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 3227 } else if (obj instanceof PackageSetting) { 3228 s2 = ((PackageSetting)obj).signatures.mSignatures; 3229 } else { 3230 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3231 } 3232 } else { 3233 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3234 } 3235 return compareSignatures(s1, s2); 3236 } 3237 } 3238 3239 private void killSettingPackagesForUser(SettingBase sb, int userId, String reason) { 3240 final long identity = Binder.clearCallingIdentity(); 3241 try { 3242 if (sb instanceof SharedUserSetting) { 3243 SharedUserSetting sus = (SharedUserSetting) sb; 3244 final int packageCount = sus.packages.size(); 3245 for (int i = 0; i < packageCount; i++) { 3246 PackageSetting susPs = sus.packages.valueAt(i); 3247 if (userId == UserHandle.USER_ALL) { 3248 killApplication(susPs.pkg.packageName, susPs.appId, reason); 3249 } else { 3250 final int uid = UserHandle.getUid(userId, susPs.appId); 3251 killUid(uid, reason); 3252 } 3253 } 3254 } else if (sb instanceof PackageSetting) { 3255 PackageSetting ps = (PackageSetting) sb; 3256 if (userId == UserHandle.USER_ALL) { 3257 killApplication(ps.pkg.packageName, ps.appId, reason); 3258 } else { 3259 final int uid = UserHandle.getUid(userId, ps.appId); 3260 killUid(uid, reason); 3261 } 3262 } 3263 } finally { 3264 Binder.restoreCallingIdentity(identity); 3265 } 3266 } 3267 3268 private static void killUid(int uid, String reason) { 3269 IActivityManager am = ActivityManagerNative.getDefault(); 3270 if (am != null) { 3271 try { 3272 am.killUid(uid, reason); 3273 } catch (RemoteException e) { 3274 /* ignore - same process */ 3275 } 3276 } 3277 } 3278 3279 /** 3280 * Compares two sets of signatures. Returns: 3281 * <br /> 3282 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 3283 * <br /> 3284 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 3285 * <br /> 3286 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 3287 * <br /> 3288 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 3289 * <br /> 3290 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 3291 */ 3292 static int compareSignatures(Signature[] s1, Signature[] s2) { 3293 if (s1 == null) { 3294 return s2 == null 3295 ? PackageManager.SIGNATURE_NEITHER_SIGNED 3296 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 3297 } 3298 3299 if (s2 == null) { 3300 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 3301 } 3302 3303 if (s1.length != s2.length) { 3304 return PackageManager.SIGNATURE_NO_MATCH; 3305 } 3306 3307 // Since both signature sets are of size 1, we can compare without HashSets. 3308 if (s1.length == 1) { 3309 return s1[0].equals(s2[0]) ? 3310 PackageManager.SIGNATURE_MATCH : 3311 PackageManager.SIGNATURE_NO_MATCH; 3312 } 3313 3314 ArraySet<Signature> set1 = new ArraySet<Signature>(); 3315 for (Signature sig : s1) { 3316 set1.add(sig); 3317 } 3318 ArraySet<Signature> set2 = new ArraySet<Signature>(); 3319 for (Signature sig : s2) { 3320 set2.add(sig); 3321 } 3322 // Make sure s2 contains all signatures in s1. 3323 if (set1.equals(set2)) { 3324 return PackageManager.SIGNATURE_MATCH; 3325 } 3326 return PackageManager.SIGNATURE_NO_MATCH; 3327 } 3328 3329 /** 3330 * If the database version for this type of package (internal storage or 3331 * external storage) is less than the version where package signatures 3332 * were updated, return true. 3333 */ 3334 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3335 return (isExternal(scannedPkg) && mSettings.isExternalDatabaseVersionOlderThan( 3336 DatabaseVersion.SIGNATURE_END_ENTITY)) 3337 || (!isExternal(scannedPkg) && mSettings.isInternalDatabaseVersionOlderThan( 3338 DatabaseVersion.SIGNATURE_END_ENTITY)); 3339 } 3340 3341 /** 3342 * Used for backward compatibility to make sure any packages with 3343 * certificate chains get upgraded to the new style. {@code existingSigs} 3344 * will be in the old format (since they were stored on disk from before the 3345 * system upgrade) and {@code scannedSigs} will be in the newer format. 3346 */ 3347 private int compareSignaturesCompat(PackageSignatures existingSigs, 3348 PackageParser.Package scannedPkg) { 3349 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 3350 return PackageManager.SIGNATURE_NO_MATCH; 3351 } 3352 3353 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 3354 for (Signature sig : existingSigs.mSignatures) { 3355 existingSet.add(sig); 3356 } 3357 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 3358 for (Signature sig : scannedPkg.mSignatures) { 3359 try { 3360 Signature[] chainSignatures = sig.getChainSignatures(); 3361 for (Signature chainSig : chainSignatures) { 3362 scannedCompatSet.add(chainSig); 3363 } 3364 } catch (CertificateEncodingException e) { 3365 scannedCompatSet.add(sig); 3366 } 3367 } 3368 /* 3369 * Make sure the expanded scanned set contains all signatures in the 3370 * existing one. 3371 */ 3372 if (scannedCompatSet.equals(existingSet)) { 3373 // Migrate the old signatures to the new scheme. 3374 existingSigs.assignSignatures(scannedPkg.mSignatures); 3375 // The new KeySets will be re-added later in the scanning process. 3376 synchronized (mPackages) { 3377 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 3378 } 3379 return PackageManager.SIGNATURE_MATCH; 3380 } 3381 return PackageManager.SIGNATURE_NO_MATCH; 3382 } 3383 3384 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3385 if (isExternal(scannedPkg)) { 3386 return mSettings.isExternalDatabaseVersionOlderThan( 3387 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3388 } else { 3389 return mSettings.isInternalDatabaseVersionOlderThan( 3390 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3391 } 3392 } 3393 3394 private int compareSignaturesRecover(PackageSignatures existingSigs, 3395 PackageParser.Package scannedPkg) { 3396 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 3397 return PackageManager.SIGNATURE_NO_MATCH; 3398 } 3399 3400 String msg = null; 3401 try { 3402 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 3403 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 3404 + scannedPkg.packageName); 3405 return PackageManager.SIGNATURE_MATCH; 3406 } 3407 } catch (CertificateException e) { 3408 msg = e.getMessage(); 3409 } 3410 3411 logCriticalInfo(Log.INFO, 3412 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 3413 return PackageManager.SIGNATURE_NO_MATCH; 3414 } 3415 3416 @Override 3417 public String[] getPackagesForUid(int uid) { 3418 uid = UserHandle.getAppId(uid); 3419 // reader 3420 synchronized (mPackages) { 3421 Object obj = mSettings.getUserIdLPr(uid); 3422 if (obj instanceof SharedUserSetting) { 3423 final SharedUserSetting sus = (SharedUserSetting) obj; 3424 final int N = sus.packages.size(); 3425 final String[] res = new String[N]; 3426 final Iterator<PackageSetting> it = sus.packages.iterator(); 3427 int i = 0; 3428 while (it.hasNext()) { 3429 res[i++] = it.next().name; 3430 } 3431 return res; 3432 } else if (obj instanceof PackageSetting) { 3433 final PackageSetting ps = (PackageSetting) obj; 3434 return new String[] { ps.name }; 3435 } 3436 } 3437 return null; 3438 } 3439 3440 @Override 3441 public String getNameForUid(int uid) { 3442 // reader 3443 synchronized (mPackages) { 3444 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3445 if (obj instanceof SharedUserSetting) { 3446 final SharedUserSetting sus = (SharedUserSetting) obj; 3447 return sus.name + ":" + sus.userId; 3448 } else if (obj instanceof PackageSetting) { 3449 final PackageSetting ps = (PackageSetting) obj; 3450 return ps.name; 3451 } 3452 } 3453 return null; 3454 } 3455 3456 @Override 3457 public int getUidForSharedUser(String sharedUserName) { 3458 if(sharedUserName == null) { 3459 return -1; 3460 } 3461 // reader 3462 synchronized (mPackages) { 3463 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 3464 if (suid == null) { 3465 return -1; 3466 } 3467 return suid.userId; 3468 } 3469 } 3470 3471 @Override 3472 public int getFlagsForUid(int uid) { 3473 synchronized (mPackages) { 3474 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3475 if (obj instanceof SharedUserSetting) { 3476 final SharedUserSetting sus = (SharedUserSetting) obj; 3477 return sus.pkgFlags; 3478 } else if (obj instanceof PackageSetting) { 3479 final PackageSetting ps = (PackageSetting) obj; 3480 return ps.pkgFlags; 3481 } 3482 } 3483 return 0; 3484 } 3485 3486 @Override 3487 public int getPrivateFlagsForUid(int uid) { 3488 synchronized (mPackages) { 3489 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3490 if (obj instanceof SharedUserSetting) { 3491 final SharedUserSetting sus = (SharedUserSetting) obj; 3492 return sus.pkgPrivateFlags; 3493 } else if (obj instanceof PackageSetting) { 3494 final PackageSetting ps = (PackageSetting) obj; 3495 return ps.pkgPrivateFlags; 3496 } 3497 } 3498 return 0; 3499 } 3500 3501 @Override 3502 public boolean isUidPrivileged(int uid) { 3503 uid = UserHandle.getAppId(uid); 3504 // reader 3505 synchronized (mPackages) { 3506 Object obj = mSettings.getUserIdLPr(uid); 3507 if (obj instanceof SharedUserSetting) { 3508 final SharedUserSetting sus = (SharedUserSetting) obj; 3509 final Iterator<PackageSetting> it = sus.packages.iterator(); 3510 while (it.hasNext()) { 3511 if (it.next().isPrivileged()) { 3512 return true; 3513 } 3514 } 3515 } else if (obj instanceof PackageSetting) { 3516 final PackageSetting ps = (PackageSetting) obj; 3517 return ps.isPrivileged(); 3518 } 3519 } 3520 return false; 3521 } 3522 3523 @Override 3524 public String[] getAppOpPermissionPackages(String permissionName) { 3525 synchronized (mPackages) { 3526 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 3527 if (pkgs == null) { 3528 return null; 3529 } 3530 return pkgs.toArray(new String[pkgs.size()]); 3531 } 3532 } 3533 3534 @Override 3535 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 3536 int flags, int userId) { 3537 if (!sUserManager.exists(userId)) return null; 3538 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 3539 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 3540 return chooseBestActivity(intent, resolvedType, flags, query, userId); 3541 } 3542 3543 @Override 3544 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 3545 IntentFilter filter, int match, ComponentName activity) { 3546 final int userId = UserHandle.getCallingUserId(); 3547 if (DEBUG_PREFERRED) { 3548 Log.v(TAG, "setLastChosenActivity intent=" + intent 3549 + " resolvedType=" + resolvedType 3550 + " flags=" + flags 3551 + " filter=" + filter 3552 + " match=" + match 3553 + " activity=" + activity); 3554 filter.dump(new PrintStreamPrinter(System.out), " "); 3555 } 3556 intent.setComponent(null); 3557 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 3558 // Find any earlier preferred or last chosen entries and nuke them 3559 findPreferredActivity(intent, resolvedType, 3560 flags, query, 0, false, true, false, userId); 3561 // Add the new activity as the last chosen for this filter 3562 addPreferredActivityInternal(filter, match, null, activity, false, userId, 3563 "Setting last chosen"); 3564 } 3565 3566 @Override 3567 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 3568 final int userId = UserHandle.getCallingUserId(); 3569 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 3570 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 3571 return findPreferredActivity(intent, resolvedType, flags, query, 0, 3572 false, false, false, userId); 3573 } 3574 3575 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 3576 int flags, List<ResolveInfo> query, int userId) { 3577 if (query != null) { 3578 final int N = query.size(); 3579 if (N == 1) { 3580 return query.get(0); 3581 } else if (N > 1) { 3582 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 3583 // If there is more than one activity with the same priority, 3584 // then let the user decide between them. 3585 ResolveInfo r0 = query.get(0); 3586 ResolveInfo r1 = query.get(1); 3587 if (DEBUG_INTENT_MATCHING || debug) { 3588 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 3589 + r1.activityInfo.name + "=" + r1.priority); 3590 } 3591 // If the first activity has a higher priority, or a different 3592 // default, then it is always desireable to pick it. 3593 if (r0.priority != r1.priority 3594 || r0.preferredOrder != r1.preferredOrder 3595 || r0.isDefault != r1.isDefault) { 3596 return query.get(0); 3597 } 3598 // If we have saved a preference for a preferred activity for 3599 // this Intent, use that. 3600 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 3601 flags, query, r0.priority, true, false, debug, userId); 3602 if (ri != null) { 3603 return ri; 3604 } 3605 if (userId != 0) { 3606 ri = new ResolveInfo(mResolveInfo); 3607 ri.activityInfo = new ActivityInfo(ri.activityInfo); 3608 ri.activityInfo.applicationInfo = new ApplicationInfo( 3609 ri.activityInfo.applicationInfo); 3610 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 3611 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 3612 return ri; 3613 } 3614 return mResolveInfo; 3615 } 3616 } 3617 return null; 3618 } 3619 3620 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 3621 int flags, List<ResolveInfo> query, boolean debug, int userId) { 3622 final int N = query.size(); 3623 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 3624 .get(userId); 3625 // Get the list of persistent preferred activities that handle the intent 3626 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 3627 List<PersistentPreferredActivity> pprefs = ppir != null 3628 ? ppir.queryIntent(intent, resolvedType, 3629 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 3630 : null; 3631 if (pprefs != null && pprefs.size() > 0) { 3632 final int M = pprefs.size(); 3633 for (int i=0; i<M; i++) { 3634 final PersistentPreferredActivity ppa = pprefs.get(i); 3635 if (DEBUG_PREFERRED || debug) { 3636 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 3637 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 3638 + "\n component=" + ppa.mComponent); 3639 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3640 } 3641 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 3642 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 3643 if (DEBUG_PREFERRED || debug) { 3644 Slog.v(TAG, "Found persistent preferred activity:"); 3645 if (ai != null) { 3646 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3647 } else { 3648 Slog.v(TAG, " null"); 3649 } 3650 } 3651 if (ai == null) { 3652 // This previously registered persistent preferred activity 3653 // component is no longer known. Ignore it and do NOT remove it. 3654 continue; 3655 } 3656 for (int j=0; j<N; j++) { 3657 final ResolveInfo ri = query.get(j); 3658 if (!ri.activityInfo.applicationInfo.packageName 3659 .equals(ai.applicationInfo.packageName)) { 3660 continue; 3661 } 3662 if (!ri.activityInfo.name.equals(ai.name)) { 3663 continue; 3664 } 3665 // Found a persistent preference that can handle the intent. 3666 if (DEBUG_PREFERRED || debug) { 3667 Slog.v(TAG, "Returning persistent preferred activity: " + 3668 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 3669 } 3670 return ri; 3671 } 3672 } 3673 } 3674 return null; 3675 } 3676 3677 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 3678 List<ResolveInfo> query, int priority, boolean always, 3679 boolean removeMatches, boolean debug, int userId) { 3680 if (!sUserManager.exists(userId)) return null; 3681 // writer 3682 synchronized (mPackages) { 3683 if (intent.getSelector() != null) { 3684 intent = intent.getSelector(); 3685 } 3686 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 3687 3688 // Try to find a matching persistent preferred activity. 3689 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 3690 debug, userId); 3691 3692 // If a persistent preferred activity matched, use it. 3693 if (pri != null) { 3694 return pri; 3695 } 3696 3697 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 3698 // Get the list of preferred activities that handle the intent 3699 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 3700 List<PreferredActivity> prefs = pir != null 3701 ? pir.queryIntent(intent, resolvedType, 3702 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 3703 : null; 3704 if (prefs != null && prefs.size() > 0) { 3705 boolean changed = false; 3706 try { 3707 // First figure out how good the original match set is. 3708 // We will only allow preferred activities that came 3709 // from the same match quality. 3710 int match = 0; 3711 3712 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 3713 3714 final int N = query.size(); 3715 for (int j=0; j<N; j++) { 3716 final ResolveInfo ri = query.get(j); 3717 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 3718 + ": 0x" + Integer.toHexString(match)); 3719 if (ri.match > match) { 3720 match = ri.match; 3721 } 3722 } 3723 3724 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 3725 + Integer.toHexString(match)); 3726 3727 match &= IntentFilter.MATCH_CATEGORY_MASK; 3728 final int M = prefs.size(); 3729 for (int i=0; i<M; i++) { 3730 final PreferredActivity pa = prefs.get(i); 3731 if (DEBUG_PREFERRED || debug) { 3732 Slog.v(TAG, "Checking PreferredActivity ds=" 3733 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 3734 + "\n component=" + pa.mPref.mComponent); 3735 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3736 } 3737 if (pa.mPref.mMatch != match) { 3738 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 3739 + Integer.toHexString(pa.mPref.mMatch)); 3740 continue; 3741 } 3742 // If it's not an "always" type preferred activity and that's what we're 3743 // looking for, skip it. 3744 if (always && !pa.mPref.mAlways) { 3745 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 3746 continue; 3747 } 3748 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 3749 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 3750 if (DEBUG_PREFERRED || debug) { 3751 Slog.v(TAG, "Found preferred activity:"); 3752 if (ai != null) { 3753 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3754 } else { 3755 Slog.v(TAG, " null"); 3756 } 3757 } 3758 if (ai == null) { 3759 // This previously registered preferred activity 3760 // component is no longer known. Most likely an update 3761 // to the app was installed and in the new version this 3762 // component no longer exists. Clean it up by removing 3763 // it from the preferred activities list, and skip it. 3764 Slog.w(TAG, "Removing dangling preferred activity: " 3765 + pa.mPref.mComponent); 3766 pir.removeFilter(pa); 3767 changed = true; 3768 continue; 3769 } 3770 for (int j=0; j<N; j++) { 3771 final ResolveInfo ri = query.get(j); 3772 if (!ri.activityInfo.applicationInfo.packageName 3773 .equals(ai.applicationInfo.packageName)) { 3774 continue; 3775 } 3776 if (!ri.activityInfo.name.equals(ai.name)) { 3777 continue; 3778 } 3779 3780 if (removeMatches) { 3781 pir.removeFilter(pa); 3782 changed = true; 3783 if (DEBUG_PREFERRED) { 3784 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 3785 } 3786 break; 3787 } 3788 3789 // Okay we found a previously set preferred or last chosen app. 3790 // If the result set is different from when this 3791 // was created, we need to clear it and re-ask the 3792 // user their preference, if we're looking for an "always" type entry. 3793 if (always && !pa.mPref.sameSet(query)) { 3794 Slog.i(TAG, "Result set changed, dropping preferred activity for " 3795 + intent + " type " + resolvedType); 3796 if (DEBUG_PREFERRED) { 3797 Slog.v(TAG, "Removing preferred activity since set changed " 3798 + pa.mPref.mComponent); 3799 } 3800 pir.removeFilter(pa); 3801 // Re-add the filter as a "last chosen" entry (!always) 3802 PreferredActivity lastChosen = new PreferredActivity( 3803 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 3804 pir.addFilter(lastChosen); 3805 changed = true; 3806 return null; 3807 } 3808 3809 // Yay! Either the set matched or we're looking for the last chosen 3810 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 3811 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 3812 return ri; 3813 } 3814 } 3815 } finally { 3816 if (changed) { 3817 if (DEBUG_PREFERRED) { 3818 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 3819 } 3820 scheduleWritePackageRestrictionsLocked(userId); 3821 } 3822 } 3823 } 3824 } 3825 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 3826 return null; 3827 } 3828 3829 /* 3830 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 3831 */ 3832 @Override 3833 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 3834 int targetUserId) { 3835 mContext.enforceCallingOrSelfPermission( 3836 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 3837 List<CrossProfileIntentFilter> matches = 3838 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 3839 if (matches != null) { 3840 int size = matches.size(); 3841 for (int i = 0; i < size; i++) { 3842 if (matches.get(i).getTargetUserId() == targetUserId) return true; 3843 } 3844 } 3845 return false; 3846 } 3847 3848 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 3849 String resolvedType, int userId) { 3850 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 3851 if (resolver != null) { 3852 return resolver.queryIntent(intent, resolvedType, false, userId); 3853 } 3854 return null; 3855 } 3856 3857 @Override 3858 public List<ResolveInfo> queryIntentActivities(Intent intent, 3859 String resolvedType, int flags, int userId) { 3860 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3861 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 3862 ComponentName comp = intent.getComponent(); 3863 if (comp == null) { 3864 if (intent.getSelector() != null) { 3865 intent = intent.getSelector(); 3866 comp = intent.getComponent(); 3867 } 3868 } 3869 3870 if (comp != null) { 3871 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3872 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 3873 if (ai != null) { 3874 final ResolveInfo ri = new ResolveInfo(); 3875 ri.activityInfo = ai; 3876 list.add(ri); 3877 } 3878 return list; 3879 } 3880 3881 // reader 3882 synchronized (mPackages) { 3883 final String pkgName = intent.getPackage(); 3884 if (pkgName == null) { 3885 List<CrossProfileIntentFilter> matchingFilters = 3886 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 3887 // Check for results that need to skip the current profile. 3888 ResolveInfo resolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 3889 resolvedType, flags, userId); 3890 if (resolveInfo != null) { 3891 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 3892 result.add(resolveInfo); 3893 return filterIfNotPrimaryUser(result, userId); 3894 } 3895 // Check for cross profile results. 3896 resolveInfo = queryCrossProfileIntents( 3897 matchingFilters, intent, resolvedType, flags, userId); 3898 3899 // Check for results in the current profile. Adding GET_RESOLVED_FILTER flags 3900 // as we need it later 3901 List<ResolveInfo> result = mActivities.queryIntent( 3902 intent, resolvedType, flags, userId); 3903 if (resolveInfo != null) { 3904 result.add(resolveInfo); 3905 Collections.sort(result, mResolvePrioritySorter); 3906 } 3907 result = filterIfNotPrimaryUser(result, userId); 3908 if (result.size() > 1) { 3909 return filterCandidatesWithDomainPreferedActivitiesLPw(result); 3910 } 3911 3912 return result; 3913 } 3914 final PackageParser.Package pkg = mPackages.get(pkgName); 3915 if (pkg != null) { 3916 return filterIfNotPrimaryUser( 3917 mActivities.queryIntentForPackage( 3918 intent, resolvedType, flags, pkg.activities, userId), 3919 userId); 3920 } 3921 return new ArrayList<ResolveInfo>(); 3922 } 3923 } 3924 3925 /** 3926 * Filter out activities with primaryUserOnly flag set, when current user is not the owner. 3927 * 3928 * @return filtered list 3929 */ 3930 private List<ResolveInfo> filterIfNotPrimaryUser(List<ResolveInfo> resolveInfos, int userId) { 3931 if (userId == UserHandle.USER_OWNER) { 3932 return resolveInfos; 3933 } 3934 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 3935 ResolveInfo info = resolveInfos.get(i); 3936 if ((info.activityInfo.flags & ActivityInfo.FLAG_PRIMARY_USER_ONLY) != 0) { 3937 resolveInfos.remove(i); 3938 } 3939 } 3940 return resolveInfos; 3941 } 3942 3943 private List<ResolveInfo> filterCandidatesWithDomainPreferedActivitiesLPw( 3944 List<ResolveInfo> candidates) { 3945 if (DEBUG_PREFERRED) { 3946 Slog.v("TAG", "Filtering results with prefered activities. Candidates count: " + 3947 candidates.size()); 3948 } 3949 final int userId = UserHandle.getCallingUserId(); 3950 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(candidates); 3951 synchronized (mPackages) { 3952 final int count = result.size(); 3953 for (int n = count-1; n >= 0; n--) { 3954 ResolveInfo info = result.get(n); 3955 if (!info.filterNeedsVerification) { 3956 continue; 3957 } 3958 String packageName = info.activityInfo.packageName; 3959 PackageSetting ps = mSettings.mPackages.get(packageName); 3960 if (ps != null) { 3961 // Try to get the status from User settings first 3962 int status = ps.getDomainVerificationStatusForUser(userId); 3963 // if none available, get the master status 3964 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 3965 if (ps.getIntentFilterVerificationInfo() != null) { 3966 status = ps.getIntentFilterVerificationInfo().getStatus(); 3967 } 3968 } 3969 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 3970 result.clear(); 3971 result.add(info); 3972 // We break the for loop as we are good to go 3973 break; 3974 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 3975 result.remove(n); 3976 } 3977 } 3978 } 3979 } 3980 if (DEBUG_PREFERRED) { 3981 Slog.v("TAG", "Filtered results with prefered activities. New candidates count: " + 3982 result.size()); 3983 } 3984 return result; 3985 } 3986 3987 private ResolveInfo querySkipCurrentProfileIntents( 3988 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 3989 int flags, int sourceUserId) { 3990 if (matchingFilters != null) { 3991 int size = matchingFilters.size(); 3992 for (int i = 0; i < size; i ++) { 3993 CrossProfileIntentFilter filter = matchingFilters.get(i); 3994 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 3995 // Checking if there are activities in the target user that can handle the 3996 // intent. 3997 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 3998 flags, sourceUserId); 3999 if (resolveInfo != null) { 4000 return resolveInfo; 4001 } 4002 } 4003 } 4004 } 4005 return null; 4006 } 4007 4008 // Return matching ResolveInfo if any for skip current profile intent filters. 4009 private ResolveInfo queryCrossProfileIntents( 4010 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4011 int flags, int sourceUserId) { 4012 if (matchingFilters != null) { 4013 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 4014 // match the same intent. For performance reasons, it is better not to 4015 // run queryIntent twice for the same userId 4016 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 4017 int size = matchingFilters.size(); 4018 for (int i = 0; i < size; i++) { 4019 CrossProfileIntentFilter filter = matchingFilters.get(i); 4020 int targetUserId = filter.getTargetUserId(); 4021 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 4022 && !alreadyTriedUserIds.get(targetUserId)) { 4023 // Checking if there are activities in the target user that can handle the 4024 // intent. 4025 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4026 flags, sourceUserId); 4027 if (resolveInfo != null) return resolveInfo; 4028 alreadyTriedUserIds.put(targetUserId, true); 4029 } 4030 } 4031 } 4032 return null; 4033 } 4034 4035 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 4036 String resolvedType, int flags, int sourceUserId) { 4037 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4038 resolvedType, flags, filter.getTargetUserId()); 4039 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 4040 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 4041 } 4042 return null; 4043 } 4044 4045 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 4046 int sourceUserId, int targetUserId) { 4047 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 4048 String className; 4049 if (targetUserId == UserHandle.USER_OWNER) { 4050 className = FORWARD_INTENT_TO_USER_OWNER; 4051 } else { 4052 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 4053 } 4054 ComponentName forwardingActivityComponentName = new ComponentName( 4055 mAndroidApplication.packageName, className); 4056 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 4057 sourceUserId); 4058 if (targetUserId == UserHandle.USER_OWNER) { 4059 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 4060 forwardingResolveInfo.noResourceId = true; 4061 } 4062 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 4063 forwardingResolveInfo.priority = 0; 4064 forwardingResolveInfo.preferredOrder = 0; 4065 forwardingResolveInfo.match = 0; 4066 forwardingResolveInfo.isDefault = true; 4067 forwardingResolveInfo.filter = filter; 4068 forwardingResolveInfo.targetUserId = targetUserId; 4069 return forwardingResolveInfo; 4070 } 4071 4072 @Override 4073 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 4074 Intent[] specifics, String[] specificTypes, Intent intent, 4075 String resolvedType, int flags, int userId) { 4076 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4077 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 4078 false, "query intent activity options"); 4079 final String resultsAction = intent.getAction(); 4080 4081 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 4082 | PackageManager.GET_RESOLVED_FILTER, userId); 4083 4084 if (DEBUG_INTENT_MATCHING) { 4085 Log.v(TAG, "Query " + intent + ": " + results); 4086 } 4087 4088 int specificsPos = 0; 4089 int N; 4090 4091 // todo: note that the algorithm used here is O(N^2). This 4092 // isn't a problem in our current environment, but if we start running 4093 // into situations where we have more than 5 or 10 matches then this 4094 // should probably be changed to something smarter... 4095 4096 // First we go through and resolve each of the specific items 4097 // that were supplied, taking care of removing any corresponding 4098 // duplicate items in the generic resolve list. 4099 if (specifics != null) { 4100 for (int i=0; i<specifics.length; i++) { 4101 final Intent sintent = specifics[i]; 4102 if (sintent == null) { 4103 continue; 4104 } 4105 4106 if (DEBUG_INTENT_MATCHING) { 4107 Log.v(TAG, "Specific #" + i + ": " + sintent); 4108 } 4109 4110 String action = sintent.getAction(); 4111 if (resultsAction != null && resultsAction.equals(action)) { 4112 // If this action was explicitly requested, then don't 4113 // remove things that have it. 4114 action = null; 4115 } 4116 4117 ResolveInfo ri = null; 4118 ActivityInfo ai = null; 4119 4120 ComponentName comp = sintent.getComponent(); 4121 if (comp == null) { 4122 ri = resolveIntent( 4123 sintent, 4124 specificTypes != null ? specificTypes[i] : null, 4125 flags, userId); 4126 if (ri == null) { 4127 continue; 4128 } 4129 if (ri == mResolveInfo) { 4130 // ACK! Must do something better with this. 4131 } 4132 ai = ri.activityInfo; 4133 comp = new ComponentName(ai.applicationInfo.packageName, 4134 ai.name); 4135 } else { 4136 ai = getActivityInfo(comp, flags, userId); 4137 if (ai == null) { 4138 continue; 4139 } 4140 } 4141 4142 // Look for any generic query activities that are duplicates 4143 // of this specific one, and remove them from the results. 4144 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 4145 N = results.size(); 4146 int j; 4147 for (j=specificsPos; j<N; j++) { 4148 ResolveInfo sri = results.get(j); 4149 if ((sri.activityInfo.name.equals(comp.getClassName()) 4150 && sri.activityInfo.applicationInfo.packageName.equals( 4151 comp.getPackageName())) 4152 || (action != null && sri.filter.matchAction(action))) { 4153 results.remove(j); 4154 if (DEBUG_INTENT_MATCHING) Log.v( 4155 TAG, "Removing duplicate item from " + j 4156 + " due to specific " + specificsPos); 4157 if (ri == null) { 4158 ri = sri; 4159 } 4160 j--; 4161 N--; 4162 } 4163 } 4164 4165 // Add this specific item to its proper place. 4166 if (ri == null) { 4167 ri = new ResolveInfo(); 4168 ri.activityInfo = ai; 4169 } 4170 results.add(specificsPos, ri); 4171 ri.specificIndex = i; 4172 specificsPos++; 4173 } 4174 } 4175 4176 // Now we go through the remaining generic results and remove any 4177 // duplicate actions that are found here. 4178 N = results.size(); 4179 for (int i=specificsPos; i<N-1; i++) { 4180 final ResolveInfo rii = results.get(i); 4181 if (rii.filter == null) { 4182 continue; 4183 } 4184 4185 // Iterate over all of the actions of this result's intent 4186 // filter... typically this should be just one. 4187 final Iterator<String> it = rii.filter.actionsIterator(); 4188 if (it == null) { 4189 continue; 4190 } 4191 while (it.hasNext()) { 4192 final String action = it.next(); 4193 if (resultsAction != null && resultsAction.equals(action)) { 4194 // If this action was explicitly requested, then don't 4195 // remove things that have it. 4196 continue; 4197 } 4198 for (int j=i+1; j<N; j++) { 4199 final ResolveInfo rij = results.get(j); 4200 if (rij.filter != null && rij.filter.hasAction(action)) { 4201 results.remove(j); 4202 if (DEBUG_INTENT_MATCHING) Log.v( 4203 TAG, "Removing duplicate item from " + j 4204 + " due to action " + action + " at " + i); 4205 j--; 4206 N--; 4207 } 4208 } 4209 } 4210 4211 // If the caller didn't request filter information, drop it now 4212 // so we don't have to marshall/unmarshall it. 4213 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4214 rii.filter = null; 4215 } 4216 } 4217 4218 // Filter out the caller activity if so requested. 4219 if (caller != null) { 4220 N = results.size(); 4221 for (int i=0; i<N; i++) { 4222 ActivityInfo ainfo = results.get(i).activityInfo; 4223 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 4224 && caller.getClassName().equals(ainfo.name)) { 4225 results.remove(i); 4226 break; 4227 } 4228 } 4229 } 4230 4231 // If the caller didn't request filter information, 4232 // drop them now so we don't have to 4233 // marshall/unmarshall it. 4234 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4235 N = results.size(); 4236 for (int i=0; i<N; i++) { 4237 results.get(i).filter = null; 4238 } 4239 } 4240 4241 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 4242 return results; 4243 } 4244 4245 @Override 4246 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 4247 int userId) { 4248 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4249 ComponentName comp = intent.getComponent(); 4250 if (comp == null) { 4251 if (intent.getSelector() != null) { 4252 intent = intent.getSelector(); 4253 comp = intent.getComponent(); 4254 } 4255 } 4256 if (comp != null) { 4257 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4258 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 4259 if (ai != null) { 4260 ResolveInfo ri = new ResolveInfo(); 4261 ri.activityInfo = ai; 4262 list.add(ri); 4263 } 4264 return list; 4265 } 4266 4267 // reader 4268 synchronized (mPackages) { 4269 String pkgName = intent.getPackage(); 4270 if (pkgName == null) { 4271 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 4272 } 4273 final PackageParser.Package pkg = mPackages.get(pkgName); 4274 if (pkg != null) { 4275 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 4276 userId); 4277 } 4278 return null; 4279 } 4280 } 4281 4282 @Override 4283 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 4284 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 4285 if (!sUserManager.exists(userId)) return null; 4286 if (query != null) { 4287 if (query.size() >= 1) { 4288 // If there is more than one service with the same priority, 4289 // just arbitrarily pick the first one. 4290 return query.get(0); 4291 } 4292 } 4293 return null; 4294 } 4295 4296 @Override 4297 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 4298 int userId) { 4299 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4300 ComponentName comp = intent.getComponent(); 4301 if (comp == null) { 4302 if (intent.getSelector() != null) { 4303 intent = intent.getSelector(); 4304 comp = intent.getComponent(); 4305 } 4306 } 4307 if (comp != null) { 4308 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4309 final ServiceInfo si = getServiceInfo(comp, flags, userId); 4310 if (si != null) { 4311 final ResolveInfo ri = new ResolveInfo(); 4312 ri.serviceInfo = si; 4313 list.add(ri); 4314 } 4315 return list; 4316 } 4317 4318 // reader 4319 synchronized (mPackages) { 4320 String pkgName = intent.getPackage(); 4321 if (pkgName == null) { 4322 return mServices.queryIntent(intent, resolvedType, flags, userId); 4323 } 4324 final PackageParser.Package pkg = mPackages.get(pkgName); 4325 if (pkg != null) { 4326 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 4327 userId); 4328 } 4329 return null; 4330 } 4331 } 4332 4333 @Override 4334 public List<ResolveInfo> queryIntentContentProviders( 4335 Intent intent, String resolvedType, int flags, int userId) { 4336 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4337 ComponentName comp = intent.getComponent(); 4338 if (comp == null) { 4339 if (intent.getSelector() != null) { 4340 intent = intent.getSelector(); 4341 comp = intent.getComponent(); 4342 } 4343 } 4344 if (comp != null) { 4345 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4346 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 4347 if (pi != null) { 4348 final ResolveInfo ri = new ResolveInfo(); 4349 ri.providerInfo = pi; 4350 list.add(ri); 4351 } 4352 return list; 4353 } 4354 4355 // reader 4356 synchronized (mPackages) { 4357 String pkgName = intent.getPackage(); 4358 if (pkgName == null) { 4359 return mProviders.queryIntent(intent, resolvedType, flags, userId); 4360 } 4361 final PackageParser.Package pkg = mPackages.get(pkgName); 4362 if (pkg != null) { 4363 return mProviders.queryIntentForPackage( 4364 intent, resolvedType, flags, pkg.providers, userId); 4365 } 4366 return null; 4367 } 4368 } 4369 4370 @Override 4371 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 4372 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 4373 4374 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 4375 4376 // writer 4377 synchronized (mPackages) { 4378 ArrayList<PackageInfo> list; 4379 if (listUninstalled) { 4380 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 4381 for (PackageSetting ps : mSettings.mPackages.values()) { 4382 PackageInfo pi; 4383 if (ps.pkg != null) { 4384 pi = generatePackageInfo(ps.pkg, flags, userId); 4385 } else { 4386 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 4387 } 4388 if (pi != null) { 4389 list.add(pi); 4390 } 4391 } 4392 } else { 4393 list = new ArrayList<PackageInfo>(mPackages.size()); 4394 for (PackageParser.Package p : mPackages.values()) { 4395 PackageInfo pi = generatePackageInfo(p, flags, userId); 4396 if (pi != null) { 4397 list.add(pi); 4398 } 4399 } 4400 } 4401 4402 return new ParceledListSlice<PackageInfo>(list); 4403 } 4404 } 4405 4406 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 4407 String[] permissions, boolean[] tmp, int flags, int userId) { 4408 int numMatch = 0; 4409 final PermissionsState permissionsState = ps.getPermissionsState(); 4410 for (int i=0; i<permissions.length; i++) { 4411 final String permission = permissions[i]; 4412 if (permissionsState.hasPermission(permission, userId)) { 4413 tmp[i] = true; 4414 numMatch++; 4415 } else { 4416 tmp[i] = false; 4417 } 4418 } 4419 if (numMatch == 0) { 4420 return; 4421 } 4422 PackageInfo pi; 4423 if (ps.pkg != null) { 4424 pi = generatePackageInfo(ps.pkg, flags, userId); 4425 } else { 4426 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 4427 } 4428 // The above might return null in cases of uninstalled apps or install-state 4429 // skew across users/profiles. 4430 if (pi != null) { 4431 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 4432 if (numMatch == permissions.length) { 4433 pi.requestedPermissions = permissions; 4434 } else { 4435 pi.requestedPermissions = new String[numMatch]; 4436 numMatch = 0; 4437 for (int i=0; i<permissions.length; i++) { 4438 if (tmp[i]) { 4439 pi.requestedPermissions[numMatch] = permissions[i]; 4440 numMatch++; 4441 } 4442 } 4443 } 4444 } 4445 list.add(pi); 4446 } 4447 } 4448 4449 @Override 4450 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 4451 String[] permissions, int flags, int userId) { 4452 if (!sUserManager.exists(userId)) return null; 4453 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 4454 4455 // writer 4456 synchronized (mPackages) { 4457 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 4458 boolean[] tmpBools = new boolean[permissions.length]; 4459 if (listUninstalled) { 4460 for (PackageSetting ps : mSettings.mPackages.values()) { 4461 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 4462 } 4463 } else { 4464 for (PackageParser.Package pkg : mPackages.values()) { 4465 PackageSetting ps = (PackageSetting)pkg.mExtras; 4466 if (ps != null) { 4467 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 4468 userId); 4469 } 4470 } 4471 } 4472 4473 return new ParceledListSlice<PackageInfo>(list); 4474 } 4475 } 4476 4477 @Override 4478 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 4479 if (!sUserManager.exists(userId)) return null; 4480 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 4481 4482 // writer 4483 synchronized (mPackages) { 4484 ArrayList<ApplicationInfo> list; 4485 if (listUninstalled) { 4486 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 4487 for (PackageSetting ps : mSettings.mPackages.values()) { 4488 ApplicationInfo ai; 4489 if (ps.pkg != null) { 4490 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 4491 ps.readUserState(userId), userId); 4492 } else { 4493 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 4494 } 4495 if (ai != null) { 4496 list.add(ai); 4497 } 4498 } 4499 } else { 4500 list = new ArrayList<ApplicationInfo>(mPackages.size()); 4501 for (PackageParser.Package p : mPackages.values()) { 4502 if (p.mExtras != null) { 4503 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 4504 ((PackageSetting)p.mExtras).readUserState(userId), userId); 4505 if (ai != null) { 4506 list.add(ai); 4507 } 4508 } 4509 } 4510 } 4511 4512 return new ParceledListSlice<ApplicationInfo>(list); 4513 } 4514 } 4515 4516 public List<ApplicationInfo> getPersistentApplications(int flags) { 4517 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 4518 4519 // reader 4520 synchronized (mPackages) { 4521 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 4522 final int userId = UserHandle.getCallingUserId(); 4523 while (i.hasNext()) { 4524 final PackageParser.Package p = i.next(); 4525 if (p.applicationInfo != null 4526 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 4527 && (!mSafeMode || isSystemApp(p))) { 4528 PackageSetting ps = mSettings.mPackages.get(p.packageName); 4529 if (ps != null) { 4530 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 4531 ps.readUserState(userId), userId); 4532 if (ai != null) { 4533 finalList.add(ai); 4534 } 4535 } 4536 } 4537 } 4538 } 4539 4540 return finalList; 4541 } 4542 4543 @Override 4544 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 4545 if (!sUserManager.exists(userId)) return null; 4546 // reader 4547 synchronized (mPackages) { 4548 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 4549 PackageSetting ps = provider != null 4550 ? mSettings.mPackages.get(provider.owner.packageName) 4551 : null; 4552 return ps != null 4553 && mSettings.isEnabledLPr(provider.info, flags, userId) 4554 && (!mSafeMode || (provider.info.applicationInfo.flags 4555 &ApplicationInfo.FLAG_SYSTEM) != 0) 4556 ? PackageParser.generateProviderInfo(provider, flags, 4557 ps.readUserState(userId), userId) 4558 : null; 4559 } 4560 } 4561 4562 /** 4563 * @deprecated 4564 */ 4565 @Deprecated 4566 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 4567 // reader 4568 synchronized (mPackages) { 4569 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 4570 .entrySet().iterator(); 4571 final int userId = UserHandle.getCallingUserId(); 4572 while (i.hasNext()) { 4573 Map.Entry<String, PackageParser.Provider> entry = i.next(); 4574 PackageParser.Provider p = entry.getValue(); 4575 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 4576 4577 if (ps != null && p.syncable 4578 && (!mSafeMode || (p.info.applicationInfo.flags 4579 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 4580 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 4581 ps.readUserState(userId), userId); 4582 if (info != null) { 4583 outNames.add(entry.getKey()); 4584 outInfo.add(info); 4585 } 4586 } 4587 } 4588 } 4589 } 4590 4591 @Override 4592 public List<ProviderInfo> queryContentProviders(String processName, 4593 int uid, int flags) { 4594 ArrayList<ProviderInfo> finalList = null; 4595 // reader 4596 synchronized (mPackages) { 4597 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 4598 final int userId = processName != null ? 4599 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 4600 while (i.hasNext()) { 4601 final PackageParser.Provider p = i.next(); 4602 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 4603 if (ps != null && p.info.authority != null 4604 && (processName == null 4605 || (p.info.processName.equals(processName) 4606 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 4607 && mSettings.isEnabledLPr(p.info, flags, userId) 4608 && (!mSafeMode 4609 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 4610 if (finalList == null) { 4611 finalList = new ArrayList<ProviderInfo>(3); 4612 } 4613 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 4614 ps.readUserState(userId), userId); 4615 if (info != null) { 4616 finalList.add(info); 4617 } 4618 } 4619 } 4620 } 4621 4622 if (finalList != null) { 4623 Collections.sort(finalList, mProviderInitOrderSorter); 4624 } 4625 4626 return finalList; 4627 } 4628 4629 @Override 4630 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 4631 int flags) { 4632 // reader 4633 synchronized (mPackages) { 4634 final PackageParser.Instrumentation i = mInstrumentation.get(name); 4635 return PackageParser.generateInstrumentationInfo(i, flags); 4636 } 4637 } 4638 4639 @Override 4640 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 4641 int flags) { 4642 ArrayList<InstrumentationInfo> finalList = 4643 new ArrayList<InstrumentationInfo>(); 4644 4645 // reader 4646 synchronized (mPackages) { 4647 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 4648 while (i.hasNext()) { 4649 final PackageParser.Instrumentation p = i.next(); 4650 if (targetPackage == null 4651 || targetPackage.equals(p.info.targetPackage)) { 4652 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 4653 flags); 4654 if (ii != null) { 4655 finalList.add(ii); 4656 } 4657 } 4658 } 4659 } 4660 4661 return finalList; 4662 } 4663 4664 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 4665 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 4666 if (overlays == null) { 4667 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 4668 return; 4669 } 4670 for (PackageParser.Package opkg : overlays.values()) { 4671 // Not much to do if idmap fails: we already logged the error 4672 // and we certainly don't want to abort installation of pkg simply 4673 // because an overlay didn't fit properly. For these reasons, 4674 // ignore the return value of createIdmapForPackagePairLI. 4675 createIdmapForPackagePairLI(pkg, opkg); 4676 } 4677 } 4678 4679 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 4680 PackageParser.Package opkg) { 4681 if (!opkg.mTrustedOverlay) { 4682 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 4683 opkg.baseCodePath + ": overlay not trusted"); 4684 return false; 4685 } 4686 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 4687 if (overlaySet == null) { 4688 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 4689 opkg.baseCodePath + " but target package has no known overlays"); 4690 return false; 4691 } 4692 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 4693 // TODO: generate idmap for split APKs 4694 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 4695 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 4696 + opkg.baseCodePath); 4697 return false; 4698 } 4699 PackageParser.Package[] overlayArray = 4700 overlaySet.values().toArray(new PackageParser.Package[0]); 4701 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 4702 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 4703 return p1.mOverlayPriority - p2.mOverlayPriority; 4704 } 4705 }; 4706 Arrays.sort(overlayArray, cmp); 4707 4708 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 4709 int i = 0; 4710 for (PackageParser.Package p : overlayArray) { 4711 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 4712 } 4713 return true; 4714 } 4715 4716 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 4717 final File[] files = dir.listFiles(); 4718 if (ArrayUtils.isEmpty(files)) { 4719 Log.d(TAG, "No files in app dir " + dir); 4720 return; 4721 } 4722 4723 if (DEBUG_PACKAGE_SCANNING) { 4724 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 4725 + " flags=0x" + Integer.toHexString(parseFlags)); 4726 } 4727 4728 for (File file : files) { 4729 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 4730 && !PackageInstallerService.isStageName(file.getName()); 4731 if (!isPackage) { 4732 // Ignore entries which are not packages 4733 continue; 4734 } 4735 try { 4736 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 4737 scanFlags, currentTime, null); 4738 } catch (PackageManagerException e) { 4739 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 4740 4741 // Delete invalid userdata apps 4742 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 4743 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 4744 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 4745 if (file.isDirectory()) { 4746 mInstaller.rmPackageDir(file.getAbsolutePath()); 4747 } else { 4748 file.delete(); 4749 } 4750 } 4751 } 4752 } 4753 } 4754 4755 private static File getSettingsProblemFile() { 4756 File dataDir = Environment.getDataDirectory(); 4757 File systemDir = new File(dataDir, "system"); 4758 File fname = new File(systemDir, "uiderrors.txt"); 4759 return fname; 4760 } 4761 4762 static void reportSettingsProblem(int priority, String msg) { 4763 logCriticalInfo(priority, msg); 4764 } 4765 4766 static void logCriticalInfo(int priority, String msg) { 4767 Slog.println(priority, TAG, msg); 4768 EventLogTags.writePmCriticalInfo(msg); 4769 try { 4770 File fname = getSettingsProblemFile(); 4771 FileOutputStream out = new FileOutputStream(fname, true); 4772 PrintWriter pw = new FastPrintWriter(out); 4773 SimpleDateFormat formatter = new SimpleDateFormat(); 4774 String dateString = formatter.format(new Date(System.currentTimeMillis())); 4775 pw.println(dateString + ": " + msg); 4776 pw.close(); 4777 FileUtils.setPermissions( 4778 fname.toString(), 4779 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 4780 -1, -1); 4781 } catch (java.io.IOException e) { 4782 } 4783 } 4784 4785 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 4786 PackageParser.Package pkg, File srcFile, int parseFlags) 4787 throws PackageManagerException { 4788 if (ps != null 4789 && ps.codePath.equals(srcFile) 4790 && ps.timeStamp == srcFile.lastModified() 4791 && !isCompatSignatureUpdateNeeded(pkg) 4792 && !isRecoverSignatureUpdateNeeded(pkg)) { 4793 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 4794 if (ps.signatures.mSignatures != null 4795 && ps.signatures.mSignatures.length != 0 4796 && mSigningKeySetId != PackageKeySetData.KEYSET_UNASSIGNED) { 4797 // Optimization: reuse the existing cached certificates 4798 // if the package appears to be unchanged. 4799 pkg.mSignatures = ps.signatures.mSignatures; 4800 KeySetManagerService ksms = mSettings.mKeySetManagerService; 4801 synchronized (mPackages) { 4802 pkg.mSigningKeys = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 4803 } 4804 return; 4805 } 4806 4807 Slog.w(TAG, "PackageSetting for " + ps.name 4808 + " is missing signatures. Collecting certs again to recover them."); 4809 } else { 4810 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 4811 } 4812 4813 try { 4814 pp.collectCertificates(pkg, parseFlags); 4815 pp.collectManifestDigest(pkg); 4816 } catch (PackageParserException e) { 4817 throw PackageManagerException.from(e); 4818 } 4819 } 4820 4821 /* 4822 * Scan a package and return the newly parsed package. 4823 * Returns null in case of errors and the error code is stored in mLastScanError 4824 */ 4825 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 4826 long currentTime, UserHandle user) throws PackageManagerException { 4827 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 4828 parseFlags |= mDefParseFlags; 4829 PackageParser pp = new PackageParser(); 4830 pp.setSeparateProcesses(mSeparateProcesses); 4831 pp.setOnlyCoreApps(mOnlyCore); 4832 pp.setDisplayMetrics(mMetrics); 4833 4834 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 4835 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 4836 } 4837 4838 final PackageParser.Package pkg; 4839 try { 4840 pkg = pp.parsePackage(scanFile, parseFlags); 4841 } catch (PackageParserException e) { 4842 throw PackageManagerException.from(e); 4843 } 4844 4845 PackageSetting ps = null; 4846 PackageSetting updatedPkg; 4847 // reader 4848 synchronized (mPackages) { 4849 // Look to see if we already know about this package. 4850 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 4851 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 4852 // This package has been renamed to its original name. Let's 4853 // use that. 4854 ps = mSettings.peekPackageLPr(oldName); 4855 } 4856 // If there was no original package, see one for the real package name. 4857 if (ps == null) { 4858 ps = mSettings.peekPackageLPr(pkg.packageName); 4859 } 4860 // Check to see if this package could be hiding/updating a system 4861 // package. Must look for it either under the original or real 4862 // package name depending on our state. 4863 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 4864 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 4865 } 4866 boolean updatedPkgBetter = false; 4867 // First check if this is a system package that may involve an update 4868 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 4869 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 4870 // it needs to drop FLAG_PRIVILEGED. 4871 if (locationIsPrivileged(scanFile)) { 4872 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 4873 } else { 4874 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 4875 } 4876 4877 if (ps != null && !ps.codePath.equals(scanFile)) { 4878 // The path has changed from what was last scanned... check the 4879 // version of the new path against what we have stored to determine 4880 // what to do. 4881 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 4882 if (pkg.mVersionCode <= ps.versionCode) { 4883 // The system package has been updated and the code path does not match 4884 // Ignore entry. Skip it. 4885 Slog.i(TAG, "Package " + ps.name + " at " + scanFile 4886 + " ignored: updated version " + ps.versionCode 4887 + " better than this " + pkg.mVersionCode); 4888 if (!updatedPkg.codePath.equals(scanFile)) { 4889 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 4890 + ps.name + " changing from " + updatedPkg.codePathString 4891 + " to " + scanFile); 4892 updatedPkg.codePath = scanFile; 4893 updatedPkg.codePathString = scanFile.toString(); 4894 updatedPkg.resourcePath = scanFile; 4895 updatedPkg.resourcePathString = scanFile.toString(); 4896 } 4897 updatedPkg.pkg = pkg; 4898 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, null); 4899 } else { 4900 // The current app on the system partition is better than 4901 // what we have updated to on the data partition; switch 4902 // back to the system partition version. 4903 // At this point, its safely assumed that package installation for 4904 // apps in system partition will go through. If not there won't be a working 4905 // version of the app 4906 // writer 4907 synchronized (mPackages) { 4908 // Just remove the loaded entries from package lists. 4909 mPackages.remove(ps.name); 4910 } 4911 4912 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 4913 + " reverting from " + ps.codePathString 4914 + ": new version " + pkg.mVersionCode 4915 + " better than installed " + ps.versionCode); 4916 4917 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 4918 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 4919 getAppDexInstructionSets(ps)); 4920 synchronized (mInstallLock) { 4921 args.cleanUpResourcesLI(); 4922 } 4923 synchronized (mPackages) { 4924 mSettings.enableSystemPackageLPw(ps.name); 4925 } 4926 updatedPkgBetter = true; 4927 } 4928 } 4929 } 4930 4931 if (updatedPkg != null) { 4932 // An updated system app will not have the PARSE_IS_SYSTEM flag set 4933 // initially 4934 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 4935 4936 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 4937 // flag set initially 4938 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 4939 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 4940 } 4941 } 4942 4943 // Verify certificates against what was last scanned 4944 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 4945 4946 /* 4947 * A new system app appeared, but we already had a non-system one of the 4948 * same name installed earlier. 4949 */ 4950 boolean shouldHideSystemApp = false; 4951 if (updatedPkg == null && ps != null 4952 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 4953 /* 4954 * Check to make sure the signatures match first. If they don't, 4955 * wipe the installed application and its data. 4956 */ 4957 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 4958 != PackageManager.SIGNATURE_MATCH) { 4959 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 4960 + " signatures don't match existing userdata copy; removing"); 4961 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 4962 ps = null; 4963 } else { 4964 /* 4965 * If the newly-added system app is an older version than the 4966 * already installed version, hide it. It will be scanned later 4967 * and re-added like an update. 4968 */ 4969 if (pkg.mVersionCode <= ps.versionCode) { 4970 shouldHideSystemApp = true; 4971 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 4972 + " but new version " + pkg.mVersionCode + " better than installed " 4973 + ps.versionCode + "; hiding system"); 4974 } else { 4975 /* 4976 * The newly found system app is a newer version that the 4977 * one previously installed. Simply remove the 4978 * already-installed application and replace it with our own 4979 * while keeping the application data. 4980 */ 4981 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 4982 + " reverting from " + ps.codePathString + ": new version " 4983 + pkg.mVersionCode + " better than installed " + ps.versionCode); 4984 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 4985 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 4986 getAppDexInstructionSets(ps)); 4987 synchronized (mInstallLock) { 4988 args.cleanUpResourcesLI(); 4989 } 4990 } 4991 } 4992 } 4993 4994 // The apk is forward locked (not public) if its code and resources 4995 // are kept in different files. (except for app in either system or 4996 // vendor path). 4997 // TODO grab this value from PackageSettings 4998 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 4999 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 5000 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 5001 } 5002 } 5003 5004 // TODO: extend to support forward-locked splits 5005 String resourcePath = null; 5006 String baseResourcePath = null; 5007 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 5008 if (ps != null && ps.resourcePathString != null) { 5009 resourcePath = ps.resourcePathString; 5010 baseResourcePath = ps.resourcePathString; 5011 } else { 5012 // Should not happen at all. Just log an error. 5013 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 5014 } 5015 } else { 5016 resourcePath = pkg.codePath; 5017 baseResourcePath = pkg.baseCodePath; 5018 } 5019 5020 // Set application objects path explicitly. 5021 pkg.applicationInfo.setCodePath(pkg.codePath); 5022 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 5023 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 5024 pkg.applicationInfo.setResourcePath(resourcePath); 5025 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 5026 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 5027 5028 // Note that we invoke the following method only if we are about to unpack an application 5029 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 5030 | SCAN_UPDATE_SIGNATURE, currentTime, user); 5031 5032 /* 5033 * If the system app should be overridden by a previously installed 5034 * data, hide the system app now and let the /data/app scan pick it up 5035 * again. 5036 */ 5037 if (shouldHideSystemApp) { 5038 synchronized (mPackages) { 5039 /* 5040 * We have to grant systems permissions before we hide, because 5041 * grantPermissions will assume the package update is trying to 5042 * expand its permissions. 5043 */ 5044 grantPermissionsLPw(pkg, true, pkg.packageName); 5045 mSettings.disableSystemPackageLPw(pkg.packageName); 5046 } 5047 } 5048 5049 return scannedPkg; 5050 } 5051 5052 private static String fixProcessName(String defProcessName, 5053 String processName, int uid) { 5054 if (processName == null) { 5055 return defProcessName; 5056 } 5057 return processName; 5058 } 5059 5060 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 5061 throws PackageManagerException { 5062 if (pkgSetting.signatures.mSignatures != null) { 5063 // Already existing package. Make sure signatures match 5064 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 5065 == PackageManager.SIGNATURE_MATCH; 5066 if (!match) { 5067 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 5068 == PackageManager.SIGNATURE_MATCH; 5069 } 5070 if (!match) { 5071 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 5072 == PackageManager.SIGNATURE_MATCH; 5073 } 5074 if (!match) { 5075 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5076 + pkg.packageName + " signatures do not match the " 5077 + "previously installed version; ignoring!"); 5078 } 5079 } 5080 5081 // Check for shared user signatures 5082 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 5083 // Already existing package. Make sure signatures match 5084 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5085 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 5086 if (!match) { 5087 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 5088 == PackageManager.SIGNATURE_MATCH; 5089 } 5090 if (!match) { 5091 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 5092 == PackageManager.SIGNATURE_MATCH; 5093 } 5094 if (!match) { 5095 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 5096 "Package " + pkg.packageName 5097 + " has no signatures that match those in shared user " 5098 + pkgSetting.sharedUser.name + "; ignoring!"); 5099 } 5100 } 5101 } 5102 5103 /** 5104 * Enforces that only the system UID or root's UID can call a method exposed 5105 * via Binder. 5106 * 5107 * @param message used as message if SecurityException is thrown 5108 * @throws SecurityException if the caller is not system or root 5109 */ 5110 private static final void enforceSystemOrRoot(String message) { 5111 final int uid = Binder.getCallingUid(); 5112 if (uid != Process.SYSTEM_UID && uid != 0) { 5113 throw new SecurityException(message); 5114 } 5115 } 5116 5117 @Override 5118 public void performBootDexOpt() { 5119 enforceSystemOrRoot("Only the system can request dexopt be performed"); 5120 5121 // Before everything else, see whether we need to fstrim. 5122 try { 5123 IMountService ms = PackageHelper.getMountService(); 5124 if (ms != null) { 5125 final boolean isUpgrade = isUpgrade(); 5126 boolean doTrim = isUpgrade; 5127 if (doTrim) { 5128 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 5129 } else { 5130 final long interval = android.provider.Settings.Global.getLong( 5131 mContext.getContentResolver(), 5132 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 5133 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 5134 if (interval > 0) { 5135 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 5136 if (timeSinceLast > interval) { 5137 doTrim = true; 5138 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 5139 + "; running immediately"); 5140 } 5141 } 5142 } 5143 if (doTrim) { 5144 if (!isFirstBoot()) { 5145 try { 5146 ActivityManagerNative.getDefault().showBootMessage( 5147 mContext.getResources().getString( 5148 R.string.android_upgrading_fstrim), true); 5149 } catch (RemoteException e) { 5150 } 5151 } 5152 ms.runMaintenance(); 5153 } 5154 } else { 5155 Slog.e(TAG, "Mount service unavailable!"); 5156 } 5157 } catch (RemoteException e) { 5158 // Can't happen; MountService is local 5159 } 5160 5161 final ArraySet<PackageParser.Package> pkgs; 5162 synchronized (mPackages) { 5163 pkgs = mPackageDexOptimizer.clearDeferredDexOptPackages(); 5164 } 5165 5166 if (pkgs != null) { 5167 // Sort apps by importance for dexopt ordering. Important apps are given more priority 5168 // in case the device runs out of space. 5169 ArrayList<PackageParser.Package> sortedPkgs = new ArrayList<PackageParser.Package>(); 5170 // Give priority to core apps. 5171 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5172 PackageParser.Package pkg = it.next(); 5173 if (pkg.coreApp) { 5174 if (DEBUG_DEXOPT) { 5175 Log.i(TAG, "Adding core app " + sortedPkgs.size() + ": " + pkg.packageName); 5176 } 5177 sortedPkgs.add(pkg); 5178 it.remove(); 5179 } 5180 } 5181 // Give priority to system apps that listen for pre boot complete. 5182 Intent intent = new Intent(Intent.ACTION_PRE_BOOT_COMPLETED); 5183 ArraySet<String> pkgNames = getPackageNamesForIntent(intent); 5184 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5185 PackageParser.Package pkg = it.next(); 5186 if (pkgNames.contains(pkg.packageName)) { 5187 if (DEBUG_DEXOPT) { 5188 Log.i(TAG, "Adding pre boot system app " + sortedPkgs.size() + ": " + pkg.packageName); 5189 } 5190 sortedPkgs.add(pkg); 5191 it.remove(); 5192 } 5193 } 5194 // Give priority to system apps. 5195 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5196 PackageParser.Package pkg = it.next(); 5197 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 5198 if (DEBUG_DEXOPT) { 5199 Log.i(TAG, "Adding system app " + sortedPkgs.size() + ": " + pkg.packageName); 5200 } 5201 sortedPkgs.add(pkg); 5202 it.remove(); 5203 } 5204 } 5205 // Give priority to updated system apps. 5206 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5207 PackageParser.Package pkg = it.next(); 5208 if (pkg.isUpdatedSystemApp()) { 5209 if (DEBUG_DEXOPT) { 5210 Log.i(TAG, "Adding updated system app " + sortedPkgs.size() + ": " + pkg.packageName); 5211 } 5212 sortedPkgs.add(pkg); 5213 it.remove(); 5214 } 5215 } 5216 // Give priority to apps that listen for boot complete. 5217 intent = new Intent(Intent.ACTION_BOOT_COMPLETED); 5218 pkgNames = getPackageNamesForIntent(intent); 5219 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5220 PackageParser.Package pkg = it.next(); 5221 if (pkgNames.contains(pkg.packageName)) { 5222 if (DEBUG_DEXOPT) { 5223 Log.i(TAG, "Adding boot app " + sortedPkgs.size() + ": " + pkg.packageName); 5224 } 5225 sortedPkgs.add(pkg); 5226 it.remove(); 5227 } 5228 } 5229 // Filter out packages that aren't recently used. 5230 filterRecentlyUsedApps(pkgs); 5231 // Add all remaining apps. 5232 for (PackageParser.Package pkg : pkgs) { 5233 if (DEBUG_DEXOPT) { 5234 Log.i(TAG, "Adding app " + sortedPkgs.size() + ": " + pkg.packageName); 5235 } 5236 sortedPkgs.add(pkg); 5237 } 5238 5239 // If we want to be lazy, filter everything that wasn't recently used. 5240 if (mLazyDexOpt) { 5241 filterRecentlyUsedApps(sortedPkgs); 5242 } 5243 5244 int i = 0; 5245 int total = sortedPkgs.size(); 5246 File dataDir = Environment.getDataDirectory(); 5247 long lowThreshold = StorageManager.from(mContext).getStorageLowBytes(dataDir); 5248 if (lowThreshold == 0) { 5249 throw new IllegalStateException("Invalid low memory threshold"); 5250 } 5251 for (PackageParser.Package pkg : sortedPkgs) { 5252 long usableSpace = dataDir.getUsableSpace(); 5253 if (usableSpace < lowThreshold) { 5254 Log.w(TAG, "Not running dexopt on remaining apps due to low memory: " + usableSpace); 5255 break; 5256 } 5257 performBootDexOpt(pkg, ++i, total); 5258 } 5259 } 5260 } 5261 5262 private void filterRecentlyUsedApps(Collection<PackageParser.Package> pkgs) { 5263 // Filter out packages that aren't recently used. 5264 // 5265 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 5266 // should do a full dexopt. 5267 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 5268 int total = pkgs.size(); 5269 int skipped = 0; 5270 long now = System.currentTimeMillis(); 5271 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 5272 PackageParser.Package pkg = i.next(); 5273 long then = pkg.mLastPackageUsageTimeInMills; 5274 if (then + mDexOptLRUThresholdInMills < now) { 5275 if (DEBUG_DEXOPT) { 5276 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 5277 ((then == 0) ? "never" : new Date(then))); 5278 } 5279 i.remove(); 5280 skipped++; 5281 } 5282 } 5283 if (DEBUG_DEXOPT) { 5284 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 5285 } 5286 } 5287 } 5288 5289 private ArraySet<String> getPackageNamesForIntent(Intent intent) { 5290 List<ResolveInfo> ris = null; 5291 try { 5292 ris = AppGlobals.getPackageManager().queryIntentReceivers( 5293 intent, null, 0, UserHandle.USER_OWNER); 5294 } catch (RemoteException e) { 5295 } 5296 ArraySet<String> pkgNames = new ArraySet<String>(); 5297 if (ris != null) { 5298 for (ResolveInfo ri : ris) { 5299 pkgNames.add(ri.activityInfo.packageName); 5300 } 5301 } 5302 return pkgNames; 5303 } 5304 5305 private void performBootDexOpt(PackageParser.Package pkg, int curr, int total) { 5306 if (DEBUG_DEXOPT) { 5307 Log.i(TAG, "Optimizing app " + curr + " of " + total + ": " + pkg.packageName); 5308 } 5309 if (!isFirstBoot()) { 5310 try { 5311 ActivityManagerNative.getDefault().showBootMessage( 5312 mContext.getResources().getString(R.string.android_upgrading_apk, 5313 curr, total), true); 5314 } catch (RemoteException e) { 5315 } 5316 } 5317 PackageParser.Package p = pkg; 5318 synchronized (mInstallLock) { 5319 mPackageDexOptimizer.performDexOpt(p, null /* instruction sets */, 5320 false /* force dex */, false /* defer */, true /* include dependencies */); 5321 } 5322 } 5323 5324 @Override 5325 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 5326 return performDexOpt(packageName, instructionSet, false); 5327 } 5328 5329 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 5330 boolean dexopt = mLazyDexOpt || backgroundDexopt; 5331 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 5332 if (!dexopt && !updateUsage) { 5333 // We aren't going to dexopt or update usage, so bail early. 5334 return false; 5335 } 5336 PackageParser.Package p; 5337 final String targetInstructionSet; 5338 synchronized (mPackages) { 5339 p = mPackages.get(packageName); 5340 if (p == null) { 5341 return false; 5342 } 5343 if (updateUsage) { 5344 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 5345 } 5346 mPackageUsage.write(false); 5347 if (!dexopt) { 5348 // We aren't going to dexopt, so bail early. 5349 return false; 5350 } 5351 5352 targetInstructionSet = instructionSet != null ? instructionSet : 5353 getPrimaryInstructionSet(p.applicationInfo); 5354 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 5355 return false; 5356 } 5357 } 5358 5359 synchronized (mInstallLock) { 5360 final String[] instructionSets = new String[] { targetInstructionSet }; 5361 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 5362 false /* forceDex */, false /* defer */, true /* inclDependencies */); 5363 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 5364 } 5365 } 5366 5367 public ArraySet<String> getPackagesThatNeedDexOpt() { 5368 ArraySet<String> pkgs = null; 5369 synchronized (mPackages) { 5370 for (PackageParser.Package p : mPackages.values()) { 5371 if (DEBUG_DEXOPT) { 5372 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 5373 } 5374 if (!p.mDexOptPerformed.isEmpty()) { 5375 continue; 5376 } 5377 if (pkgs == null) { 5378 pkgs = new ArraySet<String>(); 5379 } 5380 pkgs.add(p.packageName); 5381 } 5382 } 5383 return pkgs; 5384 } 5385 5386 public void shutdown() { 5387 mPackageUsage.write(true); 5388 } 5389 5390 @Override 5391 public void forceDexOpt(String packageName) { 5392 enforceSystemOrRoot("forceDexOpt"); 5393 5394 PackageParser.Package pkg; 5395 synchronized (mPackages) { 5396 pkg = mPackages.get(packageName); 5397 if (pkg == null) { 5398 throw new IllegalArgumentException("Missing package: " + packageName); 5399 } 5400 } 5401 5402 synchronized (mInstallLock) { 5403 final String[] instructionSets = new String[] { 5404 getPrimaryInstructionSet(pkg.applicationInfo) }; 5405 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 5406 true /*forceDex*/, false /* defer */, true /* inclDependencies */); 5407 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 5408 throw new IllegalStateException("Failed to dexopt: " + res); 5409 } 5410 } 5411 } 5412 5413 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 5414 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 5415 Slog.w(TAG, "Unable to update from " + oldPkg.name 5416 + " to " + newPkg.packageName 5417 + ": old package not in system partition"); 5418 return false; 5419 } else if (mPackages.get(oldPkg.name) != null) { 5420 Slog.w(TAG, "Unable to update from " + oldPkg.name 5421 + " to " + newPkg.packageName 5422 + ": old package still exists"); 5423 return false; 5424 } 5425 return true; 5426 } 5427 5428 private File getDataPathForPackage(String packageName, int userId) { 5429 /* 5430 * Until we fully support multiple users, return the directory we 5431 * previously would have. The PackageManagerTests will need to be 5432 * revised when this is changed back.. 5433 */ 5434 if (userId == 0) { 5435 return new File(mAppDataDir, packageName); 5436 } else { 5437 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId 5438 + File.separator + packageName); 5439 } 5440 } 5441 5442 private int createDataDirsLI(String packageName, int uid, String seinfo) { 5443 int[] users = sUserManager.getUserIds(); 5444 int res = mInstaller.install(packageName, uid, uid, seinfo); 5445 if (res < 0) { 5446 return res; 5447 } 5448 for (int user : users) { 5449 if (user != 0) { 5450 res = mInstaller.createUserData(packageName, 5451 UserHandle.getUid(user, uid), user, seinfo); 5452 if (res < 0) { 5453 return res; 5454 } 5455 } 5456 } 5457 return res; 5458 } 5459 5460 private int removeDataDirsLI(String packageName) { 5461 int[] users = sUserManager.getUserIds(); 5462 int res = 0; 5463 for (int user : users) { 5464 int resInner = mInstaller.remove(packageName, user); 5465 if (resInner < 0) { 5466 res = resInner; 5467 } 5468 } 5469 5470 return res; 5471 } 5472 5473 private int deleteCodeCacheDirsLI(String packageName) { 5474 int[] users = sUserManager.getUserIds(); 5475 int res = 0; 5476 for (int user : users) { 5477 int resInner = mInstaller.deleteCodeCacheFiles(packageName, user); 5478 if (resInner < 0) { 5479 res = resInner; 5480 } 5481 } 5482 return res; 5483 } 5484 5485 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 5486 PackageParser.Package changingLib) { 5487 if (file.path != null) { 5488 usesLibraryFiles.add(file.path); 5489 return; 5490 } 5491 PackageParser.Package p = mPackages.get(file.apk); 5492 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 5493 // If we are doing this while in the middle of updating a library apk, 5494 // then we need to make sure to use that new apk for determining the 5495 // dependencies here. (We haven't yet finished committing the new apk 5496 // to the package manager state.) 5497 if (p == null || p.packageName.equals(changingLib.packageName)) { 5498 p = changingLib; 5499 } 5500 } 5501 if (p != null) { 5502 usesLibraryFiles.addAll(p.getAllCodePaths()); 5503 } 5504 } 5505 5506 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 5507 PackageParser.Package changingLib) throws PackageManagerException { 5508 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 5509 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 5510 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 5511 for (int i=0; i<N; i++) { 5512 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 5513 if (file == null) { 5514 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 5515 "Package " + pkg.packageName + " requires unavailable shared library " 5516 + pkg.usesLibraries.get(i) + "; failing!"); 5517 } 5518 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 5519 } 5520 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 5521 for (int i=0; i<N; i++) { 5522 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 5523 if (file == null) { 5524 Slog.w(TAG, "Package " + pkg.packageName 5525 + " desires unavailable shared library " 5526 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 5527 } else { 5528 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 5529 } 5530 } 5531 N = usesLibraryFiles.size(); 5532 if (N > 0) { 5533 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 5534 } else { 5535 pkg.usesLibraryFiles = null; 5536 } 5537 } 5538 } 5539 5540 private static boolean hasString(List<String> list, List<String> which) { 5541 if (list == null) { 5542 return false; 5543 } 5544 for (int i=list.size()-1; i>=0; i--) { 5545 for (int j=which.size()-1; j>=0; j--) { 5546 if (which.get(j).equals(list.get(i))) { 5547 return true; 5548 } 5549 } 5550 } 5551 return false; 5552 } 5553 5554 private void updateAllSharedLibrariesLPw() { 5555 for (PackageParser.Package pkg : mPackages.values()) { 5556 try { 5557 updateSharedLibrariesLPw(pkg, null); 5558 } catch (PackageManagerException e) { 5559 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 5560 } 5561 } 5562 } 5563 5564 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 5565 PackageParser.Package changingPkg) { 5566 ArrayList<PackageParser.Package> res = null; 5567 for (PackageParser.Package pkg : mPackages.values()) { 5568 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 5569 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 5570 if (res == null) { 5571 res = new ArrayList<PackageParser.Package>(); 5572 } 5573 res.add(pkg); 5574 try { 5575 updateSharedLibrariesLPw(pkg, changingPkg); 5576 } catch (PackageManagerException e) { 5577 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 5578 } 5579 } 5580 } 5581 return res; 5582 } 5583 5584 /** 5585 * Derive the value of the {@code cpuAbiOverride} based on the provided 5586 * value and an optional stored value from the package settings. 5587 */ 5588 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 5589 String cpuAbiOverride = null; 5590 5591 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 5592 cpuAbiOverride = null; 5593 } else if (abiOverride != null) { 5594 cpuAbiOverride = abiOverride; 5595 } else if (settings != null) { 5596 cpuAbiOverride = settings.cpuAbiOverrideString; 5597 } 5598 5599 return cpuAbiOverride; 5600 } 5601 5602 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 5603 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 5604 boolean success = false; 5605 try { 5606 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 5607 currentTime, user); 5608 success = true; 5609 return res; 5610 } finally { 5611 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 5612 removeDataDirsLI(pkg.packageName); 5613 } 5614 } 5615 } 5616 5617 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 5618 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 5619 final File scanFile = new File(pkg.codePath); 5620 if (pkg.applicationInfo.getCodePath() == null || 5621 pkg.applicationInfo.getResourcePath() == null) { 5622 // Bail out. The resource and code paths haven't been set. 5623 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 5624 "Code and resource paths haven't been set correctly"); 5625 } 5626 5627 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5628 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 5629 } else { 5630 // Only allow system apps to be flagged as core apps. 5631 pkg.coreApp = false; 5632 } 5633 5634 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 5635 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5636 } 5637 5638 if (mCustomResolverComponentName != null && 5639 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 5640 setUpCustomResolverActivity(pkg); 5641 } 5642 5643 if (pkg.packageName.equals("android")) { 5644 synchronized (mPackages) { 5645 if (mAndroidApplication != null) { 5646 Slog.w(TAG, "*************************************************"); 5647 Slog.w(TAG, "Core android package being redefined. Skipping."); 5648 Slog.w(TAG, " file=" + scanFile); 5649 Slog.w(TAG, "*************************************************"); 5650 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5651 "Core android package being redefined. Skipping."); 5652 } 5653 5654 // Set up information for our fall-back user intent resolution activity. 5655 mPlatformPackage = pkg; 5656 pkg.mVersionCode = mSdkVersion; 5657 mAndroidApplication = pkg.applicationInfo; 5658 5659 if (!mResolverReplaced) { 5660 mResolveActivity.applicationInfo = mAndroidApplication; 5661 mResolveActivity.name = ResolverActivity.class.getName(); 5662 mResolveActivity.packageName = mAndroidApplication.packageName; 5663 mResolveActivity.processName = "system:ui"; 5664 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 5665 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 5666 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 5667 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 5668 mResolveActivity.exported = true; 5669 mResolveActivity.enabled = true; 5670 mResolveInfo.activityInfo = mResolveActivity; 5671 mResolveInfo.priority = 0; 5672 mResolveInfo.preferredOrder = 0; 5673 mResolveInfo.match = 0; 5674 mResolveComponentName = new ComponentName( 5675 mAndroidApplication.packageName, mResolveActivity.name); 5676 } 5677 } 5678 } 5679 5680 if (DEBUG_PACKAGE_SCANNING) { 5681 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5682 Log.d(TAG, "Scanning package " + pkg.packageName); 5683 } 5684 5685 if (mPackages.containsKey(pkg.packageName) 5686 || mSharedLibraries.containsKey(pkg.packageName)) { 5687 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5688 "Application package " + pkg.packageName 5689 + " already installed. Skipping duplicate."); 5690 } 5691 5692 // If we're only installing presumed-existing packages, require that the 5693 // scanned APK is both already known and at the path previously established 5694 // for it. Previously unknown packages we pick up normally, but if we have an 5695 // a priori expectation about this package's install presence, enforce it. 5696 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 5697 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 5698 if (known != null) { 5699 if (DEBUG_PACKAGE_SCANNING) { 5700 Log.d(TAG, "Examining " + pkg.codePath 5701 + " and requiring known paths " + known.codePathString 5702 + " & " + known.resourcePathString); 5703 } 5704 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 5705 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 5706 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 5707 "Application package " + pkg.packageName 5708 + " found at " + pkg.applicationInfo.getCodePath() 5709 + " but expected at " + known.codePathString + "; ignoring."); 5710 } 5711 } 5712 } 5713 5714 // Initialize package source and resource directories 5715 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 5716 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 5717 5718 SharedUserSetting suid = null; 5719 PackageSetting pkgSetting = null; 5720 5721 if (!isSystemApp(pkg)) { 5722 // Only system apps can use these features. 5723 pkg.mOriginalPackages = null; 5724 pkg.mRealPackage = null; 5725 pkg.mAdoptPermissions = null; 5726 } 5727 5728 // writer 5729 synchronized (mPackages) { 5730 if (pkg.mSharedUserId != null) { 5731 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 5732 if (suid == null) { 5733 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5734 "Creating application package " + pkg.packageName 5735 + " for shared user failed"); 5736 } 5737 if (DEBUG_PACKAGE_SCANNING) { 5738 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5739 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 5740 + "): packages=" + suid.packages); 5741 } 5742 } 5743 5744 // Check if we are renaming from an original package name. 5745 PackageSetting origPackage = null; 5746 String realName = null; 5747 if (pkg.mOriginalPackages != null) { 5748 // This package may need to be renamed to a previously 5749 // installed name. Let's check on that... 5750 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 5751 if (pkg.mOriginalPackages.contains(renamed)) { 5752 // This package had originally been installed as the 5753 // original name, and we have already taken care of 5754 // transitioning to the new one. Just update the new 5755 // one to continue using the old name. 5756 realName = pkg.mRealPackage; 5757 if (!pkg.packageName.equals(renamed)) { 5758 // Callers into this function may have already taken 5759 // care of renaming the package; only do it here if 5760 // it is not already done. 5761 pkg.setPackageName(renamed); 5762 } 5763 5764 } else { 5765 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 5766 if ((origPackage = mSettings.peekPackageLPr( 5767 pkg.mOriginalPackages.get(i))) != null) { 5768 // We do have the package already installed under its 5769 // original name... should we use it? 5770 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 5771 // New package is not compatible with original. 5772 origPackage = null; 5773 continue; 5774 } else if (origPackage.sharedUser != null) { 5775 // Make sure uid is compatible between packages. 5776 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 5777 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 5778 + " to " + pkg.packageName + ": old uid " 5779 + origPackage.sharedUser.name 5780 + " differs from " + pkg.mSharedUserId); 5781 origPackage = null; 5782 continue; 5783 } 5784 } else { 5785 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 5786 + pkg.packageName + " to old name " + origPackage.name); 5787 } 5788 break; 5789 } 5790 } 5791 } 5792 } 5793 5794 if (mTransferedPackages.contains(pkg.packageName)) { 5795 Slog.w(TAG, "Package " + pkg.packageName 5796 + " was transferred to another, but its .apk remains"); 5797 } 5798 5799 // Just create the setting, don't add it yet. For already existing packages 5800 // the PkgSetting exists already and doesn't have to be created. 5801 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 5802 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 5803 pkg.applicationInfo.primaryCpuAbi, 5804 pkg.applicationInfo.secondaryCpuAbi, 5805 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 5806 user, false); 5807 if (pkgSetting == null) { 5808 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5809 "Creating application package " + pkg.packageName + " failed"); 5810 } 5811 5812 if (pkgSetting.origPackage != null) { 5813 // If we are first transitioning from an original package, 5814 // fix up the new package's name now. We need to do this after 5815 // looking up the package under its new name, so getPackageLP 5816 // can take care of fiddling things correctly. 5817 pkg.setPackageName(origPackage.name); 5818 5819 // File a report about this. 5820 String msg = "New package " + pkgSetting.realName 5821 + " renamed to replace old package " + pkgSetting.name; 5822 reportSettingsProblem(Log.WARN, msg); 5823 5824 // Make a note of it. 5825 mTransferedPackages.add(origPackage.name); 5826 5827 // No longer need to retain this. 5828 pkgSetting.origPackage = null; 5829 } 5830 5831 if (realName != null) { 5832 // Make a note of it. 5833 mTransferedPackages.add(pkg.packageName); 5834 } 5835 5836 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 5837 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 5838 } 5839 5840 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5841 // Check all shared libraries and map to their actual file path. 5842 // We only do this here for apps not on a system dir, because those 5843 // are the only ones that can fail an install due to this. We 5844 // will take care of the system apps by updating all of their 5845 // library paths after the scan is done. 5846 updateSharedLibrariesLPw(pkg, null); 5847 } 5848 5849 if (mFoundPolicyFile) { 5850 SELinuxMMAC.assignSeinfoValue(pkg); 5851 } 5852 5853 pkg.applicationInfo.uid = pkgSetting.appId; 5854 pkg.mExtras = pkgSetting; 5855 if (!pkgSetting.keySetData.isUsingUpgradeKeySets() || pkgSetting.sharedUser != null) { 5856 try { 5857 verifySignaturesLP(pkgSetting, pkg); 5858 // We just determined the app is signed correctly, so bring 5859 // over the latest parsed certs. 5860 pkgSetting.signatures.mSignatures = pkg.mSignatures; 5861 } catch (PackageManagerException e) { 5862 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5863 throw e; 5864 } 5865 // The signature has changed, but this package is in the system 5866 // image... let's recover! 5867 pkgSetting.signatures.mSignatures = pkg.mSignatures; 5868 // However... if this package is part of a shared user, but it 5869 // doesn't match the signature of the shared user, let's fail. 5870 // What this means is that you can't change the signatures 5871 // associated with an overall shared user, which doesn't seem all 5872 // that unreasonable. 5873 if (pkgSetting.sharedUser != null) { 5874 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5875 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 5876 throw new PackageManagerException( 5877 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 5878 "Signature mismatch for shared user : " 5879 + pkgSetting.sharedUser); 5880 } 5881 } 5882 // File a report about this. 5883 String msg = "System package " + pkg.packageName 5884 + " signature changed; retaining data."; 5885 reportSettingsProblem(Log.WARN, msg); 5886 } 5887 } else { 5888 if (!checkUpgradeKeySetLP(pkgSetting, pkg)) { 5889 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5890 + pkg.packageName + " upgrade keys do not match the " 5891 + "previously installed version"); 5892 } else { 5893 // We just determined the app is signed correctly, so bring 5894 // over the latest parsed certs. 5895 pkgSetting.signatures.mSignatures = pkg.mSignatures; 5896 } 5897 } 5898 // Verify that this new package doesn't have any content providers 5899 // that conflict with existing packages. Only do this if the 5900 // package isn't already installed, since we don't want to break 5901 // things that are installed. 5902 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 5903 final int N = pkg.providers.size(); 5904 int i; 5905 for (i=0; i<N; i++) { 5906 PackageParser.Provider p = pkg.providers.get(i); 5907 if (p.info.authority != null) { 5908 String names[] = p.info.authority.split(";"); 5909 for (int j = 0; j < names.length; j++) { 5910 if (mProvidersByAuthority.containsKey(names[j])) { 5911 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 5912 final String otherPackageName = 5913 ((other != null && other.getComponentName() != null) ? 5914 other.getComponentName().getPackageName() : "?"); 5915 throw new PackageManagerException( 5916 INSTALL_FAILED_CONFLICTING_PROVIDER, 5917 "Can't install because provider name " + names[j] 5918 + " (in package " + pkg.applicationInfo.packageName 5919 + ") is already used by " + otherPackageName); 5920 } 5921 } 5922 } 5923 } 5924 } 5925 5926 if (pkg.mAdoptPermissions != null) { 5927 // This package wants to adopt ownership of permissions from 5928 // another package. 5929 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 5930 final String origName = pkg.mAdoptPermissions.get(i); 5931 final PackageSetting orig = mSettings.peekPackageLPr(origName); 5932 if (orig != null) { 5933 if (verifyPackageUpdateLPr(orig, pkg)) { 5934 Slog.i(TAG, "Adopting permissions from " + origName + " to " 5935 + pkg.packageName); 5936 mSettings.transferPermissionsLPw(origName, pkg.packageName); 5937 } 5938 } 5939 } 5940 } 5941 } 5942 5943 final String pkgName = pkg.packageName; 5944 5945 final long scanFileTime = scanFile.lastModified(); 5946 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 5947 pkg.applicationInfo.processName = fixProcessName( 5948 pkg.applicationInfo.packageName, 5949 pkg.applicationInfo.processName, 5950 pkg.applicationInfo.uid); 5951 5952 File dataPath; 5953 if (mPlatformPackage == pkg) { 5954 // The system package is special. 5955 dataPath = new File(Environment.getDataDirectory(), "system"); 5956 5957 pkg.applicationInfo.dataDir = dataPath.getPath(); 5958 5959 } else { 5960 // This is a normal package, need to make its data directory. 5961 dataPath = getDataPathForPackage(pkg.packageName, 0); 5962 5963 boolean uidError = false; 5964 if (dataPath.exists()) { 5965 int currentUid = 0; 5966 try { 5967 StructStat stat = Os.stat(dataPath.getPath()); 5968 currentUid = stat.st_uid; 5969 } catch (ErrnoException e) { 5970 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 5971 } 5972 5973 // If we have mismatched owners for the data path, we have a problem. 5974 if (currentUid != pkg.applicationInfo.uid) { 5975 boolean recovered = false; 5976 if (currentUid == 0) { 5977 // The directory somehow became owned by root. Wow. 5978 // This is probably because the system was stopped while 5979 // installd was in the middle of messing with its libs 5980 // directory. Ask installd to fix that. 5981 int ret = mInstaller.fixUid(pkgName, pkg.applicationInfo.uid, 5982 pkg.applicationInfo.uid); 5983 if (ret >= 0) { 5984 recovered = true; 5985 String msg = "Package " + pkg.packageName 5986 + " unexpectedly changed to uid 0; recovered to " + 5987 + pkg.applicationInfo.uid; 5988 reportSettingsProblem(Log.WARN, msg); 5989 } 5990 } 5991 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 5992 || (scanFlags&SCAN_BOOTING) != 0)) { 5993 // If this is a system app, we can at least delete its 5994 // current data so the application will still work. 5995 int ret = removeDataDirsLI(pkgName); 5996 if (ret >= 0) { 5997 // TODO: Kill the processes first 5998 // Old data gone! 5999 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6000 ? "System package " : "Third party package "; 6001 String msg = prefix + pkg.packageName 6002 + " has changed from uid: " 6003 + currentUid + " to " 6004 + pkg.applicationInfo.uid + "; old data erased"; 6005 reportSettingsProblem(Log.WARN, msg); 6006 recovered = true; 6007 6008 // And now re-install the app. 6009 ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid, 6010 pkg.applicationInfo.seinfo); 6011 if (ret == -1) { 6012 // Ack should not happen! 6013 msg = prefix + pkg.packageName 6014 + " could not have data directory re-created after delete."; 6015 reportSettingsProblem(Log.WARN, msg); 6016 throw new PackageManagerException( 6017 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 6018 } 6019 } 6020 if (!recovered) { 6021 mHasSystemUidErrors = true; 6022 } 6023 } else if (!recovered) { 6024 // If we allow this install to proceed, we will be broken. 6025 // Abort, abort! 6026 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 6027 "scanPackageLI"); 6028 } 6029 if (!recovered) { 6030 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 6031 + pkg.applicationInfo.uid + "/fs_" 6032 + currentUid; 6033 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 6034 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 6035 String msg = "Package " + pkg.packageName 6036 + " has mismatched uid: " 6037 + currentUid + " on disk, " 6038 + pkg.applicationInfo.uid + " in settings"; 6039 // writer 6040 synchronized (mPackages) { 6041 mSettings.mReadMessages.append(msg); 6042 mSettings.mReadMessages.append('\n'); 6043 uidError = true; 6044 if (!pkgSetting.uidError) { 6045 reportSettingsProblem(Log.ERROR, msg); 6046 } 6047 } 6048 } 6049 } 6050 pkg.applicationInfo.dataDir = dataPath.getPath(); 6051 if (mShouldRestoreconData) { 6052 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 6053 mInstaller.restoreconData(pkg.packageName, pkg.applicationInfo.seinfo, 6054 pkg.applicationInfo.uid); 6055 } 6056 } else { 6057 if (DEBUG_PACKAGE_SCANNING) { 6058 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6059 Log.v(TAG, "Want this data dir: " + dataPath); 6060 } 6061 //invoke installer to do the actual installation 6062 int ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid, 6063 pkg.applicationInfo.seinfo); 6064 if (ret < 0) { 6065 // Error from installer 6066 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6067 "Unable to create data dirs [errorCode=" + ret + "]"); 6068 } 6069 6070 if (dataPath.exists()) { 6071 pkg.applicationInfo.dataDir = dataPath.getPath(); 6072 } else { 6073 Slog.w(TAG, "Unable to create data directory: " + dataPath); 6074 pkg.applicationInfo.dataDir = null; 6075 } 6076 } 6077 6078 pkgSetting.uidError = uidError; 6079 } 6080 6081 final String path = scanFile.getPath(); 6082 final String codePath = pkg.applicationInfo.getCodePath(); 6083 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 6084 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 6085 setBundledAppAbisAndRoots(pkg, pkgSetting); 6086 6087 // If we haven't found any native libraries for the app, check if it has 6088 // renderscript code. We'll need to force the app to 32 bit if it has 6089 // renderscript bitcode. 6090 if (pkg.applicationInfo.primaryCpuAbi == null 6091 && pkg.applicationInfo.secondaryCpuAbi == null 6092 && Build.SUPPORTED_64_BIT_ABIS.length > 0) { 6093 NativeLibraryHelper.Handle handle = null; 6094 try { 6095 handle = NativeLibraryHelper.Handle.create(scanFile); 6096 if (NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 6097 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 6098 } 6099 } catch (IOException ioe) { 6100 Slog.w(TAG, "Error scanning system app : " + ioe); 6101 } finally { 6102 IoUtils.closeQuietly(handle); 6103 } 6104 } 6105 6106 setNativeLibraryPaths(pkg); 6107 } else { 6108 // TODO: We can probably be smarter about this stuff. For installed apps, 6109 // we can calculate this information at install time once and for all. For 6110 // system apps, we can probably assume that this information doesn't change 6111 // after the first boot scan. As things stand, we do lots of unnecessary work. 6112 6113 // Give ourselves some initial paths; we'll come back for another 6114 // pass once we've determined ABI below. 6115 setNativeLibraryPaths(pkg); 6116 6117 final boolean isAsec = pkg.isForwardLocked() || isExternal(pkg); 6118 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 6119 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 6120 6121 NativeLibraryHelper.Handle handle = null; 6122 try { 6123 handle = NativeLibraryHelper.Handle.create(scanFile); 6124 // TODO(multiArch): This can be null for apps that didn't go through the 6125 // usual installation process. We can calculate it again, like we 6126 // do during install time. 6127 // 6128 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 6129 // unnecessary. 6130 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 6131 6132 // Null out the abis so that they can be recalculated. 6133 pkg.applicationInfo.primaryCpuAbi = null; 6134 pkg.applicationInfo.secondaryCpuAbi = null; 6135 if (isMultiArch(pkg.applicationInfo)) { 6136 // Warn if we've set an abiOverride for multi-lib packages.. 6137 // By definition, we need to copy both 32 and 64 bit libraries for 6138 // such packages. 6139 if (pkg.cpuAbiOverride != null 6140 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 6141 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 6142 } 6143 6144 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 6145 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 6146 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 6147 if (isAsec) { 6148 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 6149 } else { 6150 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 6151 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 6152 useIsaSpecificSubdirs); 6153 } 6154 } 6155 6156 maybeThrowExceptionForMultiArchCopy( 6157 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 6158 6159 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 6160 if (isAsec) { 6161 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 6162 } else { 6163 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 6164 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 6165 useIsaSpecificSubdirs); 6166 } 6167 } 6168 6169 maybeThrowExceptionForMultiArchCopy( 6170 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 6171 6172 if (abi64 >= 0) { 6173 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 6174 } 6175 6176 if (abi32 >= 0) { 6177 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 6178 if (abi64 >= 0) { 6179 pkg.applicationInfo.secondaryCpuAbi = abi; 6180 } else { 6181 pkg.applicationInfo.primaryCpuAbi = abi; 6182 } 6183 } 6184 } else { 6185 String[] abiList = (cpuAbiOverride != null) ? 6186 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 6187 6188 // Enable gross and lame hacks for apps that are built with old 6189 // SDK tools. We must scan their APKs for renderscript bitcode and 6190 // not launch them if it's present. Don't bother checking on devices 6191 // that don't have 64 bit support. 6192 boolean needsRenderScriptOverride = false; 6193 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 6194 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 6195 abiList = Build.SUPPORTED_32_BIT_ABIS; 6196 needsRenderScriptOverride = true; 6197 } 6198 6199 final int copyRet; 6200 if (isAsec) { 6201 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 6202 } else { 6203 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 6204 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 6205 } 6206 6207 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 6208 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 6209 "Error unpackaging native libs for app, errorCode=" + copyRet); 6210 } 6211 6212 if (copyRet >= 0) { 6213 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 6214 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 6215 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 6216 } else if (needsRenderScriptOverride) { 6217 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 6218 } 6219 } 6220 } catch (IOException ioe) { 6221 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 6222 } finally { 6223 IoUtils.closeQuietly(handle); 6224 } 6225 6226 // Now that we've calculated the ABIs and determined if it's an internal app, 6227 // we will go ahead and populate the nativeLibraryPath. 6228 setNativeLibraryPaths(pkg); 6229 6230 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 6231 final int[] userIds = sUserManager.getUserIds(); 6232 synchronized (mInstallLock) { 6233 // Create a native library symlink only if we have native libraries 6234 // and if the native libraries are 32 bit libraries. We do not provide 6235 // this symlink for 64 bit libraries. 6236 if (pkg.applicationInfo.primaryCpuAbi != null && 6237 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 6238 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 6239 for (int userId : userIds) { 6240 if (mInstaller.linkNativeLibraryDirectory(pkg.packageName, nativeLibPath, userId) < 0) { 6241 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 6242 "Failed linking native library dir (user=" + userId + ")"); 6243 } 6244 } 6245 } 6246 } 6247 } 6248 6249 // This is a special case for the "system" package, where the ABI is 6250 // dictated by the zygote configuration (and init.rc). We should keep track 6251 // of this ABI so that we can deal with "normal" applications that run under 6252 // the same UID correctly. 6253 if (mPlatformPackage == pkg) { 6254 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 6255 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 6256 } 6257 6258 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6259 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6260 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 6261 // Copy the derived override back to the parsed package, so that we can 6262 // update the package settings accordingly. 6263 pkg.cpuAbiOverride = cpuAbiOverride; 6264 6265 if (DEBUG_ABI_SELECTION) { 6266 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 6267 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 6268 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 6269 } 6270 6271 // Push the derived path down into PackageSettings so we know what to 6272 // clean up at uninstall time. 6273 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 6274 6275 if (DEBUG_ABI_SELECTION) { 6276 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 6277 " primary=" + pkg.applicationInfo.primaryCpuAbi + 6278 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 6279 } 6280 6281 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 6282 // We don't do this here during boot because we can do it all 6283 // at once after scanning all existing packages. 6284 // 6285 // We also do this *before* we perform dexopt on this package, so that 6286 // we can avoid redundant dexopts, and also to make sure we've got the 6287 // code and package path correct. 6288 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 6289 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 6290 } 6291 6292 if ((scanFlags & SCAN_NO_DEX) == 0) { 6293 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instruction sets */, 6294 forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, false /* inclDependencies */); 6295 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6296 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 6297 } 6298 } 6299 if (mFactoryTest && pkg.requestedPermissions.contains( 6300 android.Manifest.permission.FACTORY_TEST)) { 6301 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 6302 } 6303 6304 ArrayList<PackageParser.Package> clientLibPkgs = null; 6305 6306 // writer 6307 synchronized (mPackages) { 6308 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 6309 // Only system apps can add new shared libraries. 6310 if (pkg.libraryNames != null) { 6311 for (int i=0; i<pkg.libraryNames.size(); i++) { 6312 String name = pkg.libraryNames.get(i); 6313 boolean allowed = false; 6314 if (pkg.isUpdatedSystemApp()) { 6315 // New library entries can only be added through the 6316 // system image. This is important to get rid of a lot 6317 // of nasty edge cases: for example if we allowed a non- 6318 // system update of the app to add a library, then uninstalling 6319 // the update would make the library go away, and assumptions 6320 // we made such as through app install filtering would now 6321 // have allowed apps on the device which aren't compatible 6322 // with it. Better to just have the restriction here, be 6323 // conservative, and create many fewer cases that can negatively 6324 // impact the user experience. 6325 final PackageSetting sysPs = mSettings 6326 .getDisabledSystemPkgLPr(pkg.packageName); 6327 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 6328 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 6329 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 6330 allowed = true; 6331 allowed = true; 6332 break; 6333 } 6334 } 6335 } 6336 } else { 6337 allowed = true; 6338 } 6339 if (allowed) { 6340 if (!mSharedLibraries.containsKey(name)) { 6341 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 6342 } else if (!name.equals(pkg.packageName)) { 6343 Slog.w(TAG, "Package " + pkg.packageName + " library " 6344 + name + " already exists; skipping"); 6345 } 6346 } else { 6347 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 6348 + name + " that is not declared on system image; skipping"); 6349 } 6350 } 6351 if ((scanFlags&SCAN_BOOTING) == 0) { 6352 // If we are not booting, we need to update any applications 6353 // that are clients of our shared library. If we are booting, 6354 // this will all be done once the scan is complete. 6355 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 6356 } 6357 } 6358 } 6359 } 6360 6361 // We also need to dexopt any apps that are dependent on this library. Note that 6362 // if these fail, we should abort the install since installing the library will 6363 // result in some apps being broken. 6364 if (clientLibPkgs != null) { 6365 if ((scanFlags & SCAN_NO_DEX) == 0) { 6366 for (int i = 0; i < clientLibPkgs.size(); i++) { 6367 PackageParser.Package clientPkg = clientLibPkgs.get(i); 6368 int result = mPackageDexOptimizer.performDexOpt(clientPkg, 6369 null /* instruction sets */, forceDex, 6370 (scanFlags & SCAN_DEFER_DEX) != 0, false); 6371 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6372 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 6373 "scanPackageLI failed to dexopt clientLibPkgs"); 6374 } 6375 } 6376 } 6377 } 6378 6379 // Request the ActivityManager to kill the process(only for existing packages) 6380 // so that we do not end up in a confused state while the user is still using the older 6381 // version of the application while the new one gets installed. 6382 if ((scanFlags & SCAN_REPLACING) != 0) { 6383 killApplication(pkg.applicationInfo.packageName, 6384 pkg.applicationInfo.uid, "update pkg"); 6385 } 6386 6387 // Also need to kill any apps that are dependent on the library. 6388 if (clientLibPkgs != null) { 6389 for (int i=0; i<clientLibPkgs.size(); i++) { 6390 PackageParser.Package clientPkg = clientLibPkgs.get(i); 6391 killApplication(clientPkg.applicationInfo.packageName, 6392 clientPkg.applicationInfo.uid, "update lib"); 6393 } 6394 } 6395 6396 // writer 6397 synchronized (mPackages) { 6398 // We don't expect installation to fail beyond this point 6399 6400 // Add the new setting to mSettings 6401 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 6402 // Add the new setting to mPackages 6403 mPackages.put(pkg.applicationInfo.packageName, pkg); 6404 // Make sure we don't accidentally delete its data. 6405 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 6406 while (iter.hasNext()) { 6407 PackageCleanItem item = iter.next(); 6408 if (pkgName.equals(item.packageName)) { 6409 iter.remove(); 6410 } 6411 } 6412 6413 // Take care of first install / last update times. 6414 if (currentTime != 0) { 6415 if (pkgSetting.firstInstallTime == 0) { 6416 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 6417 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 6418 pkgSetting.lastUpdateTime = currentTime; 6419 } 6420 } else if (pkgSetting.firstInstallTime == 0) { 6421 // We need *something*. Take time time stamp of the file. 6422 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 6423 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 6424 if (scanFileTime != pkgSetting.timeStamp) { 6425 // A package on the system image has changed; consider this 6426 // to be an update. 6427 pkgSetting.lastUpdateTime = scanFileTime; 6428 } 6429 } 6430 6431 // Add the package's KeySets to the global KeySetManagerService 6432 KeySetManagerService ksms = mSettings.mKeySetManagerService; 6433 try { 6434 ksms.addSigningKeySetToPackageLPw(pkg.packageName, pkg.mSigningKeys); 6435 if (pkg.mKeySetMapping != null) { 6436 ksms.addDefinedKeySetsToPackageLPw(pkg.packageName, pkg.mKeySetMapping); 6437 if (pkg.mUpgradeKeySets != null) { 6438 ksms.addUpgradeKeySetsToPackageLPw(pkg.packageName, pkg.mUpgradeKeySets); 6439 } 6440 } 6441 } catch (NullPointerException e) { 6442 Slog.e(TAG, "Could not add KeySet to " + pkg.packageName, e); 6443 } catch (IllegalArgumentException e) { 6444 Slog.e(TAG, "Could not add KeySet to malformed package" + pkg.packageName, e); 6445 } 6446 6447 int N = pkg.providers.size(); 6448 StringBuilder r = null; 6449 int i; 6450 for (i=0; i<N; i++) { 6451 PackageParser.Provider p = pkg.providers.get(i); 6452 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 6453 p.info.processName, pkg.applicationInfo.uid); 6454 mProviders.addProvider(p); 6455 p.syncable = p.info.isSyncable; 6456 if (p.info.authority != null) { 6457 String names[] = p.info.authority.split(";"); 6458 p.info.authority = null; 6459 for (int j = 0; j < names.length; j++) { 6460 if (j == 1 && p.syncable) { 6461 // We only want the first authority for a provider to possibly be 6462 // syncable, so if we already added this provider using a different 6463 // authority clear the syncable flag. We copy the provider before 6464 // changing it because the mProviders object contains a reference 6465 // to a provider that we don't want to change. 6466 // Only do this for the second authority since the resulting provider 6467 // object can be the same for all future authorities for this provider. 6468 p = new PackageParser.Provider(p); 6469 p.syncable = false; 6470 } 6471 if (!mProvidersByAuthority.containsKey(names[j])) { 6472 mProvidersByAuthority.put(names[j], p); 6473 if (p.info.authority == null) { 6474 p.info.authority = names[j]; 6475 } else { 6476 p.info.authority = p.info.authority + ";" + names[j]; 6477 } 6478 if (DEBUG_PACKAGE_SCANNING) { 6479 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6480 Log.d(TAG, "Registered content provider: " + names[j] 6481 + ", className = " + p.info.name + ", isSyncable = " 6482 + p.info.isSyncable); 6483 } 6484 } else { 6485 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6486 Slog.w(TAG, "Skipping provider name " + names[j] + 6487 " (in package " + pkg.applicationInfo.packageName + 6488 "): name already used by " 6489 + ((other != null && other.getComponentName() != null) 6490 ? other.getComponentName().getPackageName() : "?")); 6491 } 6492 } 6493 } 6494 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6495 if (r == null) { 6496 r = new StringBuilder(256); 6497 } else { 6498 r.append(' '); 6499 } 6500 r.append(p.info.name); 6501 } 6502 } 6503 if (r != null) { 6504 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 6505 } 6506 6507 N = pkg.services.size(); 6508 r = null; 6509 for (i=0; i<N; i++) { 6510 PackageParser.Service s = pkg.services.get(i); 6511 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 6512 s.info.processName, pkg.applicationInfo.uid); 6513 mServices.addService(s); 6514 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6515 if (r == null) { 6516 r = new StringBuilder(256); 6517 } else { 6518 r.append(' '); 6519 } 6520 r.append(s.info.name); 6521 } 6522 } 6523 if (r != null) { 6524 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 6525 } 6526 6527 N = pkg.receivers.size(); 6528 r = null; 6529 for (i=0; i<N; i++) { 6530 PackageParser.Activity a = pkg.receivers.get(i); 6531 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 6532 a.info.processName, pkg.applicationInfo.uid); 6533 mReceivers.addActivity(a, "receiver"); 6534 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6535 if (r == null) { 6536 r = new StringBuilder(256); 6537 } else { 6538 r.append(' '); 6539 } 6540 r.append(a.info.name); 6541 } 6542 } 6543 if (r != null) { 6544 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 6545 } 6546 6547 N = pkg.activities.size(); 6548 r = null; 6549 for (i=0; i<N; i++) { 6550 PackageParser.Activity a = pkg.activities.get(i); 6551 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 6552 a.info.processName, pkg.applicationInfo.uid); 6553 mActivities.addActivity(a, "activity"); 6554 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6555 if (r == null) { 6556 r = new StringBuilder(256); 6557 } else { 6558 r.append(' '); 6559 } 6560 r.append(a.info.name); 6561 } 6562 } 6563 if (r != null) { 6564 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 6565 } 6566 6567 N = pkg.permissionGroups.size(); 6568 r = null; 6569 for (i=0; i<N; i++) { 6570 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 6571 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 6572 if (cur == null) { 6573 mPermissionGroups.put(pg.info.name, pg); 6574 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6575 if (r == null) { 6576 r = new StringBuilder(256); 6577 } else { 6578 r.append(' '); 6579 } 6580 r.append(pg.info.name); 6581 } 6582 } else { 6583 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 6584 + pg.info.packageName + " ignored: original from " 6585 + cur.info.packageName); 6586 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6587 if (r == null) { 6588 r = new StringBuilder(256); 6589 } else { 6590 r.append(' '); 6591 } 6592 r.append("DUP:"); 6593 r.append(pg.info.name); 6594 } 6595 } 6596 } 6597 if (r != null) { 6598 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 6599 } 6600 6601 N = pkg.permissions.size(); 6602 r = null; 6603 for (i=0; i<N; i++) { 6604 PackageParser.Permission p = pkg.permissions.get(i); 6605 ArrayMap<String, BasePermission> permissionMap = 6606 p.tree ? mSettings.mPermissionTrees 6607 : mSettings.mPermissions; 6608 p.group = mPermissionGroups.get(p.info.group); 6609 if (p.info.group == null || p.group != null) { 6610 BasePermission bp = permissionMap.get(p.info.name); 6611 6612 // Allow system apps to redefine non-system permissions 6613 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 6614 final boolean currentOwnerIsSystem = (bp.perm != null 6615 && isSystemApp(bp.perm.owner)); 6616 if (isSystemApp(p.owner)) { 6617 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 6618 // It's a built-in permission and no owner, take ownership now 6619 bp.packageSetting = pkgSetting; 6620 bp.perm = p; 6621 bp.uid = pkg.applicationInfo.uid; 6622 bp.sourcePackage = p.info.packageName; 6623 } else if (!currentOwnerIsSystem) { 6624 String msg = "New decl " + p.owner + " of permission " 6625 + p.info.name + " is system; overriding " + bp.sourcePackage; 6626 reportSettingsProblem(Log.WARN, msg); 6627 bp = null; 6628 } 6629 } 6630 } 6631 6632 if (bp == null) { 6633 bp = new BasePermission(p.info.name, p.info.packageName, 6634 BasePermission.TYPE_NORMAL); 6635 permissionMap.put(p.info.name, bp); 6636 } 6637 6638 if (bp.perm == null) { 6639 if (bp.sourcePackage == null 6640 || bp.sourcePackage.equals(p.info.packageName)) { 6641 BasePermission tree = findPermissionTreeLP(p.info.name); 6642 if (tree == null 6643 || tree.sourcePackage.equals(p.info.packageName)) { 6644 bp.packageSetting = pkgSetting; 6645 bp.perm = p; 6646 bp.uid = pkg.applicationInfo.uid; 6647 bp.sourcePackage = p.info.packageName; 6648 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6649 if (r == null) { 6650 r = new StringBuilder(256); 6651 } else { 6652 r.append(' '); 6653 } 6654 r.append(p.info.name); 6655 } 6656 } else { 6657 Slog.w(TAG, "Permission " + p.info.name + " from package " 6658 + p.info.packageName + " ignored: base tree " 6659 + tree.name + " is from package " 6660 + tree.sourcePackage); 6661 } 6662 } else { 6663 Slog.w(TAG, "Permission " + p.info.name + " from package " 6664 + p.info.packageName + " ignored: original from " 6665 + bp.sourcePackage); 6666 } 6667 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6668 if (r == null) { 6669 r = new StringBuilder(256); 6670 } else { 6671 r.append(' '); 6672 } 6673 r.append("DUP:"); 6674 r.append(p.info.name); 6675 } 6676 if (bp.perm == p) { 6677 bp.protectionLevel = p.info.protectionLevel; 6678 } 6679 } else { 6680 Slog.w(TAG, "Permission " + p.info.name + " from package " 6681 + p.info.packageName + " ignored: no group " 6682 + p.group); 6683 } 6684 } 6685 if (r != null) { 6686 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 6687 } 6688 6689 N = pkg.instrumentation.size(); 6690 r = null; 6691 for (i=0; i<N; i++) { 6692 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 6693 a.info.packageName = pkg.applicationInfo.packageName; 6694 a.info.sourceDir = pkg.applicationInfo.sourceDir; 6695 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 6696 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 6697 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 6698 a.info.dataDir = pkg.applicationInfo.dataDir; 6699 6700 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 6701 // need other information about the application, like the ABI and what not ? 6702 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 6703 mInstrumentation.put(a.getComponentName(), a); 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(a.info.name); 6711 } 6712 } 6713 if (r != null) { 6714 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 6715 } 6716 6717 if (pkg.protectedBroadcasts != null) { 6718 N = pkg.protectedBroadcasts.size(); 6719 for (i=0; i<N; i++) { 6720 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 6721 } 6722 } 6723 6724 pkgSetting.setTimeStamp(scanFileTime); 6725 6726 // Create idmap files for pairs of (packages, overlay packages). 6727 // Note: "android", ie framework-res.apk, is handled by native layers. 6728 if (pkg.mOverlayTarget != null) { 6729 // This is an overlay package. 6730 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 6731 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 6732 mOverlays.put(pkg.mOverlayTarget, 6733 new ArrayMap<String, PackageParser.Package>()); 6734 } 6735 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 6736 map.put(pkg.packageName, pkg); 6737 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 6738 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 6739 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6740 "scanPackageLI failed to createIdmap"); 6741 } 6742 } 6743 } else if (mOverlays.containsKey(pkg.packageName) && 6744 !pkg.packageName.equals("android")) { 6745 // This is a regular package, with one or more known overlay packages. 6746 createIdmapsForPackageLI(pkg); 6747 } 6748 } 6749 6750 return pkg; 6751 } 6752 6753 /** 6754 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 6755 * i.e, so that all packages can be run inside a single process if required. 6756 * 6757 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 6758 * this function will either try and make the ABI for all packages in {@code packagesForUser} 6759 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 6760 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 6761 * updating a package that belongs to a shared user. 6762 * 6763 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 6764 * adds unnecessary complexity. 6765 */ 6766 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 6767 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 6768 String requiredInstructionSet = null; 6769 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 6770 requiredInstructionSet = VMRuntime.getInstructionSet( 6771 scannedPackage.applicationInfo.primaryCpuAbi); 6772 } 6773 6774 PackageSetting requirer = null; 6775 for (PackageSetting ps : packagesForUser) { 6776 // If packagesForUser contains scannedPackage, we skip it. This will happen 6777 // when scannedPackage is an update of an existing package. Without this check, 6778 // we will never be able to change the ABI of any package belonging to a shared 6779 // user, even if it's compatible with other packages. 6780 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 6781 if (ps.primaryCpuAbiString == null) { 6782 continue; 6783 } 6784 6785 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 6786 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 6787 // We have a mismatch between instruction sets (say arm vs arm64) warn about 6788 // this but there's not much we can do. 6789 String errorMessage = "Instruction set mismatch, " 6790 + ((requirer == null) ? "[caller]" : requirer) 6791 + " requires " + requiredInstructionSet + " whereas " + ps 6792 + " requires " + instructionSet; 6793 Slog.w(TAG, errorMessage); 6794 } 6795 6796 if (requiredInstructionSet == null) { 6797 requiredInstructionSet = instructionSet; 6798 requirer = ps; 6799 } 6800 } 6801 } 6802 6803 if (requiredInstructionSet != null) { 6804 String adjustedAbi; 6805 if (requirer != null) { 6806 // requirer != null implies that either scannedPackage was null or that scannedPackage 6807 // did not require an ABI, in which case we have to adjust scannedPackage to match 6808 // the ABI of the set (which is the same as requirer's ABI) 6809 adjustedAbi = requirer.primaryCpuAbiString; 6810 if (scannedPackage != null) { 6811 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 6812 } 6813 } else { 6814 // requirer == null implies that we're updating all ABIs in the set to 6815 // match scannedPackage. 6816 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 6817 } 6818 6819 for (PackageSetting ps : packagesForUser) { 6820 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 6821 if (ps.primaryCpuAbiString != null) { 6822 continue; 6823 } 6824 6825 ps.primaryCpuAbiString = adjustedAbi; 6826 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 6827 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 6828 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 6829 6830 int result = mPackageDexOptimizer.performDexOpt(ps.pkg, 6831 null /* instruction sets */, forceDexOpt, deferDexOpt, true); 6832 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6833 ps.primaryCpuAbiString = null; 6834 ps.pkg.applicationInfo.primaryCpuAbi = null; 6835 return; 6836 } else { 6837 mInstaller.rmdex(ps.codePathString, 6838 getDexCodeInstructionSet(getPreferredInstructionSet())); 6839 } 6840 } 6841 } 6842 } 6843 } 6844 } 6845 6846 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 6847 synchronized (mPackages) { 6848 mResolverReplaced = true; 6849 // Set up information for custom user intent resolution activity. 6850 mResolveActivity.applicationInfo = pkg.applicationInfo; 6851 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 6852 mResolveActivity.packageName = pkg.applicationInfo.packageName; 6853 mResolveActivity.processName = pkg.applicationInfo.packageName; 6854 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6855 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 6856 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 6857 mResolveActivity.theme = 0; 6858 mResolveActivity.exported = true; 6859 mResolveActivity.enabled = true; 6860 mResolveInfo.activityInfo = mResolveActivity; 6861 mResolveInfo.priority = 0; 6862 mResolveInfo.preferredOrder = 0; 6863 mResolveInfo.match = 0; 6864 mResolveComponentName = mCustomResolverComponentName; 6865 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 6866 mResolveComponentName); 6867 } 6868 } 6869 6870 private static String calculateBundledApkRoot(final String codePathString) { 6871 final File codePath = new File(codePathString); 6872 final File codeRoot; 6873 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 6874 codeRoot = Environment.getRootDirectory(); 6875 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 6876 codeRoot = Environment.getOemDirectory(); 6877 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 6878 codeRoot = Environment.getVendorDirectory(); 6879 } else { 6880 // Unrecognized code path; take its top real segment as the apk root: 6881 // e.g. /something/app/blah.apk => /something 6882 try { 6883 File f = codePath.getCanonicalFile(); 6884 File parent = f.getParentFile(); // non-null because codePath is a file 6885 File tmp; 6886 while ((tmp = parent.getParentFile()) != null) { 6887 f = parent; 6888 parent = tmp; 6889 } 6890 codeRoot = f; 6891 Slog.w(TAG, "Unrecognized code path " 6892 + codePath + " - using " + codeRoot); 6893 } catch (IOException e) { 6894 // Can't canonicalize the code path -- shenanigans? 6895 Slog.w(TAG, "Can't canonicalize code path " + codePath); 6896 return Environment.getRootDirectory().getPath(); 6897 } 6898 } 6899 return codeRoot.getPath(); 6900 } 6901 6902 /** 6903 * Derive and set the location of native libraries for the given package, 6904 * which varies depending on where and how the package was installed. 6905 */ 6906 private void setNativeLibraryPaths(PackageParser.Package pkg) { 6907 final ApplicationInfo info = pkg.applicationInfo; 6908 final String codePath = pkg.codePath; 6909 final File codeFile = new File(codePath); 6910 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 6911 final boolean asecApp = info.isForwardLocked() || isExternal(info); 6912 6913 info.nativeLibraryRootDir = null; 6914 info.nativeLibraryRootRequiresIsa = false; 6915 info.nativeLibraryDir = null; 6916 info.secondaryNativeLibraryDir = null; 6917 6918 if (isApkFile(codeFile)) { 6919 // Monolithic install 6920 if (bundledApp) { 6921 // If "/system/lib64/apkname" exists, assume that is the per-package 6922 // native library directory to use; otherwise use "/system/lib/apkname". 6923 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 6924 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 6925 getPrimaryInstructionSet(info)); 6926 6927 // This is a bundled system app so choose the path based on the ABI. 6928 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 6929 // is just the default path. 6930 final String apkName = deriveCodePathName(codePath); 6931 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 6932 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 6933 apkName).getAbsolutePath(); 6934 6935 if (info.secondaryCpuAbi != null) { 6936 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 6937 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 6938 secondaryLibDir, apkName).getAbsolutePath(); 6939 } 6940 } else if (asecApp) { 6941 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 6942 .getAbsolutePath(); 6943 } else { 6944 final String apkName = deriveCodePathName(codePath); 6945 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 6946 .getAbsolutePath(); 6947 } 6948 6949 info.nativeLibraryRootRequiresIsa = false; 6950 info.nativeLibraryDir = info.nativeLibraryRootDir; 6951 } else { 6952 // Cluster install 6953 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 6954 info.nativeLibraryRootRequiresIsa = true; 6955 6956 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 6957 getPrimaryInstructionSet(info)).getAbsolutePath(); 6958 6959 if (info.secondaryCpuAbi != null) { 6960 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 6961 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 6962 } 6963 } 6964 } 6965 6966 /** 6967 * Calculate the abis and roots for a bundled app. These can uniquely 6968 * be determined from the contents of the system partition, i.e whether 6969 * it contains 64 or 32 bit shared libraries etc. We do not validate any 6970 * of this information, and instead assume that the system was built 6971 * sensibly. 6972 */ 6973 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 6974 PackageSetting pkgSetting) { 6975 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 6976 6977 // If "/system/lib64/apkname" exists, assume that is the per-package 6978 // native library directory to use; otherwise use "/system/lib/apkname". 6979 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 6980 setBundledAppAbi(pkg, apkRoot, apkName); 6981 // pkgSetting might be null during rescan following uninstall of updates 6982 // to a bundled app, so accommodate that possibility. The settings in 6983 // that case will be established later from the parsed package. 6984 // 6985 // If the settings aren't null, sync them up with what we've just derived. 6986 // note that apkRoot isn't stored in the package settings. 6987 if (pkgSetting != null) { 6988 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6989 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6990 } 6991 } 6992 6993 /** 6994 * Deduces the ABI of a bundled app and sets the relevant fields on the 6995 * parsed pkg object. 6996 * 6997 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 6998 * under which system libraries are installed. 6999 * @param apkName the name of the installed package. 7000 */ 7001 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 7002 final File codeFile = new File(pkg.codePath); 7003 7004 final boolean has64BitLibs; 7005 final boolean has32BitLibs; 7006 if (isApkFile(codeFile)) { 7007 // Monolithic install 7008 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 7009 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 7010 } else { 7011 // Cluster install 7012 final File rootDir = new File(codeFile, LIB_DIR_NAME); 7013 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 7014 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 7015 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 7016 has64BitLibs = (new File(rootDir, isa)).exists(); 7017 } else { 7018 has64BitLibs = false; 7019 } 7020 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 7021 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 7022 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 7023 has32BitLibs = (new File(rootDir, isa)).exists(); 7024 } else { 7025 has32BitLibs = false; 7026 } 7027 } 7028 7029 if (has64BitLibs && !has32BitLibs) { 7030 // The package has 64 bit libs, but not 32 bit libs. Its primary 7031 // ABI should be 64 bit. We can safely assume here that the bundled 7032 // native libraries correspond to the most preferred ABI in the list. 7033 7034 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7035 pkg.applicationInfo.secondaryCpuAbi = null; 7036 } else if (has32BitLibs && !has64BitLibs) { 7037 // The package has 32 bit libs but not 64 bit libs. Its primary 7038 // ABI should be 32 bit. 7039 7040 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7041 pkg.applicationInfo.secondaryCpuAbi = null; 7042 } else if (has32BitLibs && has64BitLibs) { 7043 // The application has both 64 and 32 bit bundled libraries. We check 7044 // here that the app declares multiArch support, and warn if it doesn't. 7045 // 7046 // We will be lenient here and record both ABIs. The primary will be the 7047 // ABI that's higher on the list, i.e, a device that's configured to prefer 7048 // 64 bit apps will see a 64 bit primary ABI, 7049 7050 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 7051 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 7052 } 7053 7054 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 7055 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7056 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7057 } else { 7058 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7059 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7060 } 7061 } else { 7062 pkg.applicationInfo.primaryCpuAbi = null; 7063 pkg.applicationInfo.secondaryCpuAbi = null; 7064 } 7065 } 7066 7067 private void killApplication(String pkgName, int appId, String reason) { 7068 // Request the ActivityManager to kill the process(only for existing packages) 7069 // so that we do not end up in a confused state while the user is still using the older 7070 // version of the application while the new one gets installed. 7071 IActivityManager am = ActivityManagerNative.getDefault(); 7072 if (am != null) { 7073 try { 7074 am.killApplicationWithAppId(pkgName, appId, reason); 7075 } catch (RemoteException e) { 7076 } 7077 } 7078 } 7079 7080 void removePackageLI(PackageSetting ps, boolean chatty) { 7081 if (DEBUG_INSTALL) { 7082 if (chatty) 7083 Log.d(TAG, "Removing package " + ps.name); 7084 } 7085 7086 // writer 7087 synchronized (mPackages) { 7088 mPackages.remove(ps.name); 7089 final PackageParser.Package pkg = ps.pkg; 7090 if (pkg != null) { 7091 cleanPackageDataStructuresLILPw(pkg, chatty); 7092 } 7093 } 7094 } 7095 7096 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 7097 if (DEBUG_INSTALL) { 7098 if (chatty) 7099 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 7100 } 7101 7102 // writer 7103 synchronized (mPackages) { 7104 mPackages.remove(pkg.applicationInfo.packageName); 7105 cleanPackageDataStructuresLILPw(pkg, chatty); 7106 } 7107 } 7108 7109 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 7110 int N = pkg.providers.size(); 7111 StringBuilder r = null; 7112 int i; 7113 for (i=0; i<N; i++) { 7114 PackageParser.Provider p = pkg.providers.get(i); 7115 mProviders.removeProvider(p); 7116 if (p.info.authority == null) { 7117 7118 /* There was another ContentProvider with this authority when 7119 * this app was installed so this authority is null, 7120 * Ignore it as we don't have to unregister the provider. 7121 */ 7122 continue; 7123 } 7124 String names[] = p.info.authority.split(";"); 7125 for (int j = 0; j < names.length; j++) { 7126 if (mProvidersByAuthority.get(names[j]) == p) { 7127 mProvidersByAuthority.remove(names[j]); 7128 if (DEBUG_REMOVE) { 7129 if (chatty) 7130 Log.d(TAG, "Unregistered content provider: " + names[j] 7131 + ", className = " + p.info.name + ", isSyncable = " 7132 + p.info.isSyncable); 7133 } 7134 } 7135 } 7136 if (DEBUG_REMOVE && chatty) { 7137 if (r == null) { 7138 r = new StringBuilder(256); 7139 } else { 7140 r.append(' '); 7141 } 7142 r.append(p.info.name); 7143 } 7144 } 7145 if (r != null) { 7146 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 7147 } 7148 7149 N = pkg.services.size(); 7150 r = null; 7151 for (i=0; i<N; i++) { 7152 PackageParser.Service s = pkg.services.get(i); 7153 mServices.removeService(s); 7154 if (chatty) { 7155 if (r == null) { 7156 r = new StringBuilder(256); 7157 } else { 7158 r.append(' '); 7159 } 7160 r.append(s.info.name); 7161 } 7162 } 7163 if (r != null) { 7164 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 7165 } 7166 7167 N = pkg.receivers.size(); 7168 r = null; 7169 for (i=0; i<N; i++) { 7170 PackageParser.Activity a = pkg.receivers.get(i); 7171 mReceivers.removeActivity(a, "receiver"); 7172 if (DEBUG_REMOVE && chatty) { 7173 if (r == null) { 7174 r = new StringBuilder(256); 7175 } else { 7176 r.append(' '); 7177 } 7178 r.append(a.info.name); 7179 } 7180 } 7181 if (r != null) { 7182 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 7183 } 7184 7185 N = pkg.activities.size(); 7186 r = null; 7187 for (i=0; i<N; i++) { 7188 PackageParser.Activity a = pkg.activities.get(i); 7189 mActivities.removeActivity(a, "activity"); 7190 if (DEBUG_REMOVE && chatty) { 7191 if (r == null) { 7192 r = new StringBuilder(256); 7193 } else { 7194 r.append(' '); 7195 } 7196 r.append(a.info.name); 7197 } 7198 } 7199 if (r != null) { 7200 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 7201 } 7202 7203 N = pkg.permissions.size(); 7204 r = null; 7205 for (i=0; i<N; i++) { 7206 PackageParser.Permission p = pkg.permissions.get(i); 7207 BasePermission bp = mSettings.mPermissions.get(p.info.name); 7208 if (bp == null) { 7209 bp = mSettings.mPermissionTrees.get(p.info.name); 7210 } 7211 if (bp != null && bp.perm == p) { 7212 bp.perm = null; 7213 if (DEBUG_REMOVE && chatty) { 7214 if (r == null) { 7215 r = new StringBuilder(256); 7216 } else { 7217 r.append(' '); 7218 } 7219 r.append(p.info.name); 7220 } 7221 } 7222 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7223 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 7224 if (appOpPerms != null) { 7225 appOpPerms.remove(pkg.packageName); 7226 } 7227 } 7228 } 7229 if (r != null) { 7230 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 7231 } 7232 7233 N = pkg.requestedPermissions.size(); 7234 r = null; 7235 for (i=0; i<N; i++) { 7236 String perm = pkg.requestedPermissions.get(i); 7237 BasePermission bp = mSettings.mPermissions.get(perm); 7238 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7239 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 7240 if (appOpPerms != null) { 7241 appOpPerms.remove(pkg.packageName); 7242 if (appOpPerms.isEmpty()) { 7243 mAppOpPermissionPackages.remove(perm); 7244 } 7245 } 7246 } 7247 } 7248 if (r != null) { 7249 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 7250 } 7251 7252 N = pkg.instrumentation.size(); 7253 r = null; 7254 for (i=0; i<N; i++) { 7255 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7256 mInstrumentation.remove(a.getComponentName()); 7257 if (DEBUG_REMOVE && chatty) { 7258 if (r == null) { 7259 r = new StringBuilder(256); 7260 } else { 7261 r.append(' '); 7262 } 7263 r.append(a.info.name); 7264 } 7265 } 7266 if (r != null) { 7267 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 7268 } 7269 7270 r = null; 7271 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7272 // Only system apps can hold shared libraries. 7273 if (pkg.libraryNames != null) { 7274 for (i=0; i<pkg.libraryNames.size(); i++) { 7275 String name = pkg.libraryNames.get(i); 7276 SharedLibraryEntry cur = mSharedLibraries.get(name); 7277 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 7278 mSharedLibraries.remove(name); 7279 if (DEBUG_REMOVE && chatty) { 7280 if (r == null) { 7281 r = new StringBuilder(256); 7282 } else { 7283 r.append(' '); 7284 } 7285 r.append(name); 7286 } 7287 } 7288 } 7289 } 7290 } 7291 if (r != null) { 7292 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 7293 } 7294 } 7295 7296 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 7297 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 7298 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 7299 return true; 7300 } 7301 } 7302 return false; 7303 } 7304 7305 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 7306 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 7307 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 7308 7309 private void updatePermissionsLPw(String changingPkg, 7310 PackageParser.Package pkgInfo, int flags) { 7311 // Make sure there are no dangling permission trees. 7312 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 7313 while (it.hasNext()) { 7314 final BasePermission bp = it.next(); 7315 if (bp.packageSetting == null) { 7316 // We may not yet have parsed the package, so just see if 7317 // we still know about its settings. 7318 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 7319 } 7320 if (bp.packageSetting == null) { 7321 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 7322 + " from package " + bp.sourcePackage); 7323 it.remove(); 7324 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 7325 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 7326 Slog.i(TAG, "Removing old permission tree: " + bp.name 7327 + " from package " + bp.sourcePackage); 7328 flags |= UPDATE_PERMISSIONS_ALL; 7329 it.remove(); 7330 } 7331 } 7332 } 7333 7334 // Make sure all dynamic permissions have been assigned to a package, 7335 // and make sure there are no dangling permissions. 7336 it = mSettings.mPermissions.values().iterator(); 7337 while (it.hasNext()) { 7338 final BasePermission bp = it.next(); 7339 if (bp.type == BasePermission.TYPE_DYNAMIC) { 7340 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 7341 + bp.name + " pkg=" + bp.sourcePackage 7342 + " info=" + bp.pendingInfo); 7343 if (bp.packageSetting == null && bp.pendingInfo != null) { 7344 final BasePermission tree = findPermissionTreeLP(bp.name); 7345 if (tree != null && tree.perm != null) { 7346 bp.packageSetting = tree.packageSetting; 7347 bp.perm = new PackageParser.Permission(tree.perm.owner, 7348 new PermissionInfo(bp.pendingInfo)); 7349 bp.perm.info.packageName = tree.perm.info.packageName; 7350 bp.perm.info.name = bp.name; 7351 bp.uid = tree.uid; 7352 } 7353 } 7354 } 7355 if (bp.packageSetting == null) { 7356 // We may not yet have parsed the package, so just see if 7357 // we still know about its settings. 7358 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 7359 } 7360 if (bp.packageSetting == null) { 7361 Slog.w(TAG, "Removing dangling permission: " + bp.name 7362 + " from package " + bp.sourcePackage); 7363 it.remove(); 7364 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 7365 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 7366 Slog.i(TAG, "Removing old permission: " + bp.name 7367 + " from package " + bp.sourcePackage); 7368 flags |= UPDATE_PERMISSIONS_ALL; 7369 it.remove(); 7370 } 7371 } 7372 } 7373 7374 // Now update the permissions for all packages, in particular 7375 // replace the granted permissions of the system packages. 7376 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 7377 for (PackageParser.Package pkg : mPackages.values()) { 7378 if (pkg != pkgInfo) { 7379 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0, 7380 changingPkg); 7381 } 7382 } 7383 } 7384 7385 if (pkgInfo != null) { 7386 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0, changingPkg); 7387 } 7388 } 7389 7390 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 7391 String packageOfInterest) { 7392 // IMPORTANT: There are two types of permissions: install and runtime. 7393 // Install time permissions are granted when the app is installed to 7394 // all device users and users added in the future. Runtime permissions 7395 // are granted at runtime explicitly to specific users. Normal and signature 7396 // protected permissions are install time permissions. Dangerous permissions 7397 // are install permissions if the app's target SDK is Lollipop MR1 or older, 7398 // otherwise they are runtime permissions. This function does not manage 7399 // runtime permissions except for the case an app targeting Lollipop MR1 7400 // being upgraded to target a newer SDK, in which case dangerous permissions 7401 // are transformed from install time to runtime ones. 7402 7403 final PackageSetting ps = (PackageSetting) pkg.mExtras; 7404 if (ps == null) { 7405 return; 7406 } 7407 7408 PermissionsState permissionsState = ps.getPermissionsState(); 7409 PermissionsState origPermissions = permissionsState; 7410 7411 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 7412 7413 int[] upgradeUserIds = PermissionsState.USERS_NONE; 7414 int[] changedRuntimePermissionUserIds = PermissionsState.USERS_NONE; 7415 7416 boolean changedInstallPermission = false; 7417 7418 if (replace) { 7419 ps.installPermissionsFixed = false; 7420 if (!ps.isSharedUser()) { 7421 origPermissions = new PermissionsState(permissionsState); 7422 permissionsState.reset(); 7423 } 7424 } 7425 7426 permissionsState.setGlobalGids(mGlobalGids); 7427 7428 final int N = pkg.requestedPermissions.size(); 7429 for (int i=0; i<N; i++) { 7430 final String name = pkg.requestedPermissions.get(i); 7431 final BasePermission bp = mSettings.mPermissions.get(name); 7432 7433 if (DEBUG_INSTALL) { 7434 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 7435 } 7436 7437 if (bp == null || bp.packageSetting == null) { 7438 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 7439 Slog.w(TAG, "Unknown permission " + name 7440 + " in package " + pkg.packageName); 7441 } 7442 continue; 7443 } 7444 7445 final String perm = bp.name; 7446 boolean allowedSig = false; 7447 int grant = GRANT_DENIED; 7448 7449 // Keep track of app op permissions. 7450 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7451 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 7452 if (pkgs == null) { 7453 pkgs = new ArraySet<>(); 7454 mAppOpPermissionPackages.put(bp.name, pkgs); 7455 } 7456 pkgs.add(pkg.packageName); 7457 } 7458 7459 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 7460 switch (level) { 7461 case PermissionInfo.PROTECTION_NORMAL: { 7462 // For all apps normal permissions are install time ones. 7463 grant = GRANT_INSTALL; 7464 } break; 7465 7466 case PermissionInfo.PROTECTION_DANGEROUS: { 7467 if (!RUNTIME_PERMISSIONS_ENABLED 7468 || pkg.applicationInfo.targetSdkVersion 7469 <= Build.VERSION_CODES.LOLLIPOP_MR1) { 7470 // For legacy apps dangerous permissions are install time ones. 7471 grant = GRANT_INSTALL; 7472 } else if (ps.isSystem()) { 7473 final int[] updatedUserIds = ps.getPermissionsUpdatedForUserIds(); 7474 if (origPermissions.hasInstallPermission(bp.name)) { 7475 // If a system app had an install permission, then the app was 7476 // upgraded and we grant the permissions as runtime to all users. 7477 grant = GRANT_UPGRADE; 7478 upgradeUserIds = currentUserIds; 7479 } else if (!Arrays.equals(updatedUserIds, currentUserIds)) { 7480 // If users changed since the last permissions update for a 7481 // system app, we grant the permission as runtime to the new users. 7482 grant = GRANT_UPGRADE; 7483 upgradeUserIds = currentUserIds; 7484 for (int userId : updatedUserIds) { 7485 upgradeUserIds = ArrayUtils.removeInt(upgradeUserIds, userId); 7486 } 7487 } else { 7488 // Otherwise, we grant the permission as runtime if the app 7489 // already had it, i.e. we preserve runtime permissions. 7490 grant = GRANT_RUNTIME; 7491 } 7492 } else if (origPermissions.hasInstallPermission(bp.name)) { 7493 // For legacy apps that became modern, install becomes runtime. 7494 grant = GRANT_UPGRADE; 7495 upgradeUserIds = currentUserIds; 7496 } else if (replace) { 7497 // For upgraded modern apps keep runtime permissions unchanged. 7498 grant = GRANT_RUNTIME; 7499 } 7500 } break; 7501 7502 case PermissionInfo.PROTECTION_SIGNATURE: { 7503 // For all apps signature permissions are install time ones. 7504 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 7505 if (allowedSig) { 7506 grant = GRANT_INSTALL; 7507 } 7508 } break; 7509 } 7510 7511 if (DEBUG_INSTALL) { 7512 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 7513 } 7514 7515 if (grant != GRANT_DENIED) { 7516 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 7517 // If this is an existing, non-system package, then 7518 // we can't add any new permissions to it. 7519 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 7520 // Except... if this is a permission that was added 7521 // to the platform (note: need to only do this when 7522 // updating the platform). 7523 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 7524 grant = GRANT_DENIED; 7525 } 7526 } 7527 } 7528 7529 switch (grant) { 7530 case GRANT_INSTALL: { 7531 // Grant an install permission. 7532 if (permissionsState.grantInstallPermission(bp) != 7533 PermissionsState.PERMISSION_OPERATION_FAILURE) { 7534 changedInstallPermission = true; 7535 } 7536 } break; 7537 7538 case GRANT_RUNTIME: { 7539 // Grant previously granted runtime permissions. 7540 for (int userId : UserManagerService.getInstance().getUserIds()) { 7541 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 7542 if (permissionsState.grantRuntimePermission(bp, userId) == 7543 PermissionsState.PERMISSION_OPERATION_FAILURE) { 7544 // If we cannot put the permission as it was, we have to write. 7545 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 7546 changedRuntimePermissionUserIds, userId); 7547 } 7548 } 7549 } 7550 } break; 7551 7552 case GRANT_UPGRADE: { 7553 // Grant runtime permissions for a previously held install permission. 7554 permissionsState.revokeInstallPermission(bp); 7555 for (int userId : upgradeUserIds) { 7556 if (permissionsState.grantRuntimePermission(bp, userId) != 7557 PermissionsState.PERMISSION_OPERATION_FAILURE) { 7558 // If we granted the permission, we have to write. 7559 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 7560 changedRuntimePermissionUserIds, userId); 7561 } 7562 } 7563 } break; 7564 7565 default: { 7566 if (packageOfInterest == null 7567 || packageOfInterest.equals(pkg.packageName)) { 7568 Slog.w(TAG, "Not granting permission " + perm 7569 + " to package " + pkg.packageName 7570 + " because it was previously installed without"); 7571 } 7572 } break; 7573 } 7574 } else { 7575 if (permissionsState.revokeInstallPermission(bp) != 7576 PermissionsState.PERMISSION_OPERATION_FAILURE) { 7577 changedInstallPermission = true; 7578 Slog.i(TAG, "Un-granting permission " + perm 7579 + " from package " + pkg.packageName 7580 + " (protectionLevel=" + bp.protectionLevel 7581 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 7582 + ")"); 7583 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 7584 // Don't print warning for app op permissions, since it is fine for them 7585 // not to be granted, there is a UI for the user to decide. 7586 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 7587 Slog.w(TAG, "Not granting permission " + perm 7588 + " to package " + pkg.packageName 7589 + " (protectionLevel=" + bp.protectionLevel 7590 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 7591 + ")"); 7592 } 7593 } 7594 } 7595 } 7596 7597 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 7598 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 7599 // This is the first that we have heard about this package, so the 7600 // permissions we have now selected are fixed until explicitly 7601 // changed. 7602 ps.installPermissionsFixed = true; 7603 } 7604 7605 ps.setPermissionsUpdatedForUserIds(currentUserIds); 7606 7607 // Persist the runtime permissions state for users with changes. 7608 if (RUNTIME_PERMISSIONS_ENABLED) { 7609 for (int userId : changedRuntimePermissionUserIds) { 7610 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 7611 } 7612 } 7613 } 7614 7615 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 7616 boolean allowed = false; 7617 final int NP = PackageParser.NEW_PERMISSIONS.length; 7618 for (int ip=0; ip<NP; ip++) { 7619 final PackageParser.NewPermissionInfo npi 7620 = PackageParser.NEW_PERMISSIONS[ip]; 7621 if (npi.name.equals(perm) 7622 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 7623 allowed = true; 7624 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 7625 + pkg.packageName); 7626 break; 7627 } 7628 } 7629 return allowed; 7630 } 7631 7632 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 7633 BasePermission bp, PermissionsState origPermissions) { 7634 boolean allowed; 7635 allowed = (compareSignatures( 7636 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 7637 == PackageManager.SIGNATURE_MATCH) 7638 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 7639 == PackageManager.SIGNATURE_MATCH); 7640 if (!allowed && (bp.protectionLevel 7641 & PermissionInfo.PROTECTION_FLAG_SYSTEM) != 0) { 7642 if (isSystemApp(pkg)) { 7643 // For updated system applications, a system permission 7644 // is granted only if it had been defined by the original application. 7645 if (pkg.isUpdatedSystemApp()) { 7646 final PackageSetting sysPs = mSettings 7647 .getDisabledSystemPkgLPr(pkg.packageName); 7648 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 7649 // If the original was granted this permission, we take 7650 // that grant decision as read and propagate it to the 7651 // update. 7652 if (sysPs.isPrivileged()) { 7653 allowed = true; 7654 } 7655 } else { 7656 // The system apk may have been updated with an older 7657 // version of the one on the data partition, but which 7658 // granted a new system permission that it didn't have 7659 // before. In this case we do want to allow the app to 7660 // now get the new permission if the ancestral apk is 7661 // privileged to get it. 7662 if (sysPs.pkg != null && sysPs.isPrivileged()) { 7663 for (int j=0; 7664 j<sysPs.pkg.requestedPermissions.size(); j++) { 7665 if (perm.equals( 7666 sysPs.pkg.requestedPermissions.get(j))) { 7667 allowed = true; 7668 break; 7669 } 7670 } 7671 } 7672 } 7673 } else { 7674 allowed = isPrivilegedApp(pkg); 7675 } 7676 } 7677 } 7678 if (!allowed && (bp.protectionLevel 7679 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 7680 // For development permissions, a development permission 7681 // is granted only if it was already granted. 7682 allowed = origPermissions.hasInstallPermission(perm); 7683 } 7684 return allowed; 7685 } 7686 7687 final class ActivityIntentResolver 7688 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 7689 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 7690 boolean defaultOnly, int userId) { 7691 if (!sUserManager.exists(userId)) return null; 7692 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 7693 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 7694 } 7695 7696 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 7697 int userId) { 7698 if (!sUserManager.exists(userId)) return null; 7699 mFlags = flags; 7700 return super.queryIntent(intent, resolvedType, 7701 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 7702 } 7703 7704 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 7705 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 7706 if (!sUserManager.exists(userId)) return null; 7707 if (packageActivities == null) { 7708 return null; 7709 } 7710 mFlags = flags; 7711 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 7712 final int N = packageActivities.size(); 7713 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 7714 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 7715 7716 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 7717 for (int i = 0; i < N; ++i) { 7718 intentFilters = packageActivities.get(i).intents; 7719 if (intentFilters != null && intentFilters.size() > 0) { 7720 PackageParser.ActivityIntentInfo[] array = 7721 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 7722 intentFilters.toArray(array); 7723 listCut.add(array); 7724 } 7725 } 7726 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 7727 } 7728 7729 public final void addActivity(PackageParser.Activity a, String type) { 7730 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 7731 mActivities.put(a.getComponentName(), a); 7732 if (DEBUG_SHOW_INFO) 7733 Log.v( 7734 TAG, " " + type + " " + 7735 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 7736 if (DEBUG_SHOW_INFO) 7737 Log.v(TAG, " Class=" + a.info.name); 7738 final int NI = a.intents.size(); 7739 for (int j=0; j<NI; j++) { 7740 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 7741 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 7742 intent.setPriority(0); 7743 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 7744 + a.className + " with priority > 0, forcing to 0"); 7745 } 7746 if (DEBUG_SHOW_INFO) { 7747 Log.v(TAG, " IntentFilter:"); 7748 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7749 } 7750 if (!intent.debugCheck()) { 7751 Log.w(TAG, "==> For Activity " + a.info.name); 7752 } 7753 addFilter(intent); 7754 } 7755 } 7756 7757 public final void removeActivity(PackageParser.Activity a, String type) { 7758 mActivities.remove(a.getComponentName()); 7759 if (DEBUG_SHOW_INFO) { 7760 Log.v(TAG, " " + type + " " 7761 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 7762 : a.info.name) + ":"); 7763 Log.v(TAG, " Class=" + a.info.name); 7764 } 7765 final int NI = a.intents.size(); 7766 for (int j=0; j<NI; j++) { 7767 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 7768 if (DEBUG_SHOW_INFO) { 7769 Log.v(TAG, " IntentFilter:"); 7770 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7771 } 7772 removeFilter(intent); 7773 } 7774 } 7775 7776 @Override 7777 protected boolean allowFilterResult( 7778 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 7779 ActivityInfo filterAi = filter.activity.info; 7780 for (int i=dest.size()-1; i>=0; i--) { 7781 ActivityInfo destAi = dest.get(i).activityInfo; 7782 if (destAi.name == filterAi.name 7783 && destAi.packageName == filterAi.packageName) { 7784 return false; 7785 } 7786 } 7787 return true; 7788 } 7789 7790 @Override 7791 protected ActivityIntentInfo[] newArray(int size) { 7792 return new ActivityIntentInfo[size]; 7793 } 7794 7795 @Override 7796 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 7797 if (!sUserManager.exists(userId)) return true; 7798 PackageParser.Package p = filter.activity.owner; 7799 if (p != null) { 7800 PackageSetting ps = (PackageSetting)p.mExtras; 7801 if (ps != null) { 7802 // System apps are never considered stopped for purposes of 7803 // filtering, because there may be no way for the user to 7804 // actually re-launch them. 7805 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 7806 && ps.getStopped(userId); 7807 } 7808 } 7809 return false; 7810 } 7811 7812 @Override 7813 protected boolean isPackageForFilter(String packageName, 7814 PackageParser.ActivityIntentInfo info) { 7815 return packageName.equals(info.activity.owner.packageName); 7816 } 7817 7818 @Override 7819 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 7820 int match, int userId) { 7821 if (!sUserManager.exists(userId)) return null; 7822 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 7823 return null; 7824 } 7825 final PackageParser.Activity activity = info.activity; 7826 if (mSafeMode && (activity.info.applicationInfo.flags 7827 &ApplicationInfo.FLAG_SYSTEM) == 0) { 7828 return null; 7829 } 7830 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 7831 if (ps == null) { 7832 return null; 7833 } 7834 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 7835 ps.readUserState(userId), userId); 7836 if (ai == null) { 7837 return null; 7838 } 7839 final ResolveInfo res = new ResolveInfo(); 7840 res.activityInfo = ai; 7841 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 7842 res.filter = info; 7843 } 7844 if (info != null) { 7845 res.filterNeedsVerification = info.needsVerification(); 7846 } 7847 res.priority = info.getPriority(); 7848 res.preferredOrder = activity.owner.mPreferredOrder; 7849 //System.out.println("Result: " + res.activityInfo.className + 7850 // " = " + res.priority); 7851 res.match = match; 7852 res.isDefault = info.hasDefault; 7853 res.labelRes = info.labelRes; 7854 res.nonLocalizedLabel = info.nonLocalizedLabel; 7855 if (userNeedsBadging(userId)) { 7856 res.noResourceId = true; 7857 } else { 7858 res.icon = info.icon; 7859 } 7860 res.system = res.activityInfo.applicationInfo.isSystemApp(); 7861 return res; 7862 } 7863 7864 @Override 7865 protected void sortResults(List<ResolveInfo> results) { 7866 Collections.sort(results, mResolvePrioritySorter); 7867 } 7868 7869 @Override 7870 protected void dumpFilter(PrintWriter out, String prefix, 7871 PackageParser.ActivityIntentInfo filter) { 7872 out.print(prefix); out.print( 7873 Integer.toHexString(System.identityHashCode(filter.activity))); 7874 out.print(' '); 7875 filter.activity.printComponentShortName(out); 7876 out.print(" filter "); 7877 out.println(Integer.toHexString(System.identityHashCode(filter))); 7878 } 7879 7880 @Override 7881 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 7882 return filter.activity; 7883 } 7884 7885 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 7886 PackageParser.Activity activity = (PackageParser.Activity)label; 7887 out.print(prefix); out.print( 7888 Integer.toHexString(System.identityHashCode(activity))); 7889 out.print(' '); 7890 activity.printComponentShortName(out); 7891 if (count > 1) { 7892 out.print(" ("); out.print(count); out.print(" filters)"); 7893 } 7894 out.println(); 7895 } 7896 7897// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 7898// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 7899// final List<ResolveInfo> retList = Lists.newArrayList(); 7900// while (i.hasNext()) { 7901// final ResolveInfo resolveInfo = i.next(); 7902// if (isEnabledLP(resolveInfo.activityInfo)) { 7903// retList.add(resolveInfo); 7904// } 7905// } 7906// return retList; 7907// } 7908 7909 // Keys are String (activity class name), values are Activity. 7910 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 7911 = new ArrayMap<ComponentName, PackageParser.Activity>(); 7912 private int mFlags; 7913 } 7914 7915 private final class ServiceIntentResolver 7916 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 7917 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 7918 boolean defaultOnly, int userId) { 7919 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 7920 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 7921 } 7922 7923 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 7924 int userId) { 7925 if (!sUserManager.exists(userId)) return null; 7926 mFlags = flags; 7927 return super.queryIntent(intent, resolvedType, 7928 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 7929 } 7930 7931 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 7932 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 7933 if (!sUserManager.exists(userId)) return null; 7934 if (packageServices == null) { 7935 return null; 7936 } 7937 mFlags = flags; 7938 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 7939 final int N = packageServices.size(); 7940 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 7941 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 7942 7943 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 7944 for (int i = 0; i < N; ++i) { 7945 intentFilters = packageServices.get(i).intents; 7946 if (intentFilters != null && intentFilters.size() > 0) { 7947 PackageParser.ServiceIntentInfo[] array = 7948 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 7949 intentFilters.toArray(array); 7950 listCut.add(array); 7951 } 7952 } 7953 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 7954 } 7955 7956 public final void addService(PackageParser.Service s) { 7957 mServices.put(s.getComponentName(), s); 7958 if (DEBUG_SHOW_INFO) { 7959 Log.v(TAG, " " 7960 + (s.info.nonLocalizedLabel != null 7961 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 7962 Log.v(TAG, " Class=" + s.info.name); 7963 } 7964 final int NI = s.intents.size(); 7965 int j; 7966 for (j=0; j<NI; j++) { 7967 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 7968 if (DEBUG_SHOW_INFO) { 7969 Log.v(TAG, " IntentFilter:"); 7970 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7971 } 7972 if (!intent.debugCheck()) { 7973 Log.w(TAG, "==> For Service " + s.info.name); 7974 } 7975 addFilter(intent); 7976 } 7977 } 7978 7979 public final void removeService(PackageParser.Service s) { 7980 mServices.remove(s.getComponentName()); 7981 if (DEBUG_SHOW_INFO) { 7982 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 7983 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 7984 Log.v(TAG, " Class=" + s.info.name); 7985 } 7986 final int NI = s.intents.size(); 7987 int j; 7988 for (j=0; j<NI; j++) { 7989 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 7990 if (DEBUG_SHOW_INFO) { 7991 Log.v(TAG, " IntentFilter:"); 7992 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7993 } 7994 removeFilter(intent); 7995 } 7996 } 7997 7998 @Override 7999 protected boolean allowFilterResult( 8000 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 8001 ServiceInfo filterSi = filter.service.info; 8002 for (int i=dest.size()-1; i>=0; i--) { 8003 ServiceInfo destAi = dest.get(i).serviceInfo; 8004 if (destAi.name == filterSi.name 8005 && destAi.packageName == filterSi.packageName) { 8006 return false; 8007 } 8008 } 8009 return true; 8010 } 8011 8012 @Override 8013 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 8014 return new PackageParser.ServiceIntentInfo[size]; 8015 } 8016 8017 @Override 8018 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 8019 if (!sUserManager.exists(userId)) return true; 8020 PackageParser.Package p = filter.service.owner; 8021 if (p != null) { 8022 PackageSetting ps = (PackageSetting)p.mExtras; 8023 if (ps != null) { 8024 // System apps are never considered stopped for purposes of 8025 // filtering, because there may be no way for the user to 8026 // actually re-launch them. 8027 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8028 && ps.getStopped(userId); 8029 } 8030 } 8031 return false; 8032 } 8033 8034 @Override 8035 protected boolean isPackageForFilter(String packageName, 8036 PackageParser.ServiceIntentInfo info) { 8037 return packageName.equals(info.service.owner.packageName); 8038 } 8039 8040 @Override 8041 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 8042 int match, int userId) { 8043 if (!sUserManager.exists(userId)) return null; 8044 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 8045 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 8046 return null; 8047 } 8048 final PackageParser.Service service = info.service; 8049 if (mSafeMode && (service.info.applicationInfo.flags 8050 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8051 return null; 8052 } 8053 PackageSetting ps = (PackageSetting) service.owner.mExtras; 8054 if (ps == null) { 8055 return null; 8056 } 8057 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 8058 ps.readUserState(userId), userId); 8059 if (si == null) { 8060 return null; 8061 } 8062 final ResolveInfo res = new ResolveInfo(); 8063 res.serviceInfo = si; 8064 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8065 res.filter = filter; 8066 } 8067 res.priority = info.getPriority(); 8068 res.preferredOrder = service.owner.mPreferredOrder; 8069 res.match = match; 8070 res.isDefault = info.hasDefault; 8071 res.labelRes = info.labelRes; 8072 res.nonLocalizedLabel = info.nonLocalizedLabel; 8073 res.icon = info.icon; 8074 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 8075 return res; 8076 } 8077 8078 @Override 8079 protected void sortResults(List<ResolveInfo> results) { 8080 Collections.sort(results, mResolvePrioritySorter); 8081 } 8082 8083 @Override 8084 protected void dumpFilter(PrintWriter out, String prefix, 8085 PackageParser.ServiceIntentInfo filter) { 8086 out.print(prefix); out.print( 8087 Integer.toHexString(System.identityHashCode(filter.service))); 8088 out.print(' '); 8089 filter.service.printComponentShortName(out); 8090 out.print(" filter "); 8091 out.println(Integer.toHexString(System.identityHashCode(filter))); 8092 } 8093 8094 @Override 8095 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 8096 return filter.service; 8097 } 8098 8099 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8100 PackageParser.Service service = (PackageParser.Service)label; 8101 out.print(prefix); out.print( 8102 Integer.toHexString(System.identityHashCode(service))); 8103 out.print(' '); 8104 service.printComponentShortName(out); 8105 if (count > 1) { 8106 out.print(" ("); out.print(count); out.print(" filters)"); 8107 } 8108 out.println(); 8109 } 8110 8111// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8112// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8113// final List<ResolveInfo> retList = Lists.newArrayList(); 8114// while (i.hasNext()) { 8115// final ResolveInfo resolveInfo = (ResolveInfo) i; 8116// if (isEnabledLP(resolveInfo.serviceInfo)) { 8117// retList.add(resolveInfo); 8118// } 8119// } 8120// return retList; 8121// } 8122 8123 // Keys are String (activity class name), values are Activity. 8124 private final ArrayMap<ComponentName, PackageParser.Service> mServices 8125 = new ArrayMap<ComponentName, PackageParser.Service>(); 8126 private int mFlags; 8127 }; 8128 8129 private final class ProviderIntentResolver 8130 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 8131 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8132 boolean defaultOnly, int userId) { 8133 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8134 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8135 } 8136 8137 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8138 int userId) { 8139 if (!sUserManager.exists(userId)) 8140 return null; 8141 mFlags = flags; 8142 return super.queryIntent(intent, resolvedType, 8143 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8144 } 8145 8146 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8147 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 8148 if (!sUserManager.exists(userId)) 8149 return null; 8150 if (packageProviders == null) { 8151 return null; 8152 } 8153 mFlags = flags; 8154 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 8155 final int N = packageProviders.size(); 8156 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 8157 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 8158 8159 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 8160 for (int i = 0; i < N; ++i) { 8161 intentFilters = packageProviders.get(i).intents; 8162 if (intentFilters != null && intentFilters.size() > 0) { 8163 PackageParser.ProviderIntentInfo[] array = 8164 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 8165 intentFilters.toArray(array); 8166 listCut.add(array); 8167 } 8168 } 8169 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8170 } 8171 8172 public final void addProvider(PackageParser.Provider p) { 8173 if (mProviders.containsKey(p.getComponentName())) { 8174 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 8175 return; 8176 } 8177 8178 mProviders.put(p.getComponentName(), p); 8179 if (DEBUG_SHOW_INFO) { 8180 Log.v(TAG, " " 8181 + (p.info.nonLocalizedLabel != null 8182 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 8183 Log.v(TAG, " Class=" + p.info.name); 8184 } 8185 final int NI = p.intents.size(); 8186 int j; 8187 for (j = 0; j < NI; j++) { 8188 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 8189 if (DEBUG_SHOW_INFO) { 8190 Log.v(TAG, " IntentFilter:"); 8191 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8192 } 8193 if (!intent.debugCheck()) { 8194 Log.w(TAG, "==> For Provider " + p.info.name); 8195 } 8196 addFilter(intent); 8197 } 8198 } 8199 8200 public final void removeProvider(PackageParser.Provider p) { 8201 mProviders.remove(p.getComponentName()); 8202 if (DEBUG_SHOW_INFO) { 8203 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 8204 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 8205 Log.v(TAG, " Class=" + p.info.name); 8206 } 8207 final int NI = p.intents.size(); 8208 int j; 8209 for (j = 0; j < NI; j++) { 8210 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 8211 if (DEBUG_SHOW_INFO) { 8212 Log.v(TAG, " IntentFilter:"); 8213 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8214 } 8215 removeFilter(intent); 8216 } 8217 } 8218 8219 @Override 8220 protected boolean allowFilterResult( 8221 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 8222 ProviderInfo filterPi = filter.provider.info; 8223 for (int i = dest.size() - 1; i >= 0; i--) { 8224 ProviderInfo destPi = dest.get(i).providerInfo; 8225 if (destPi.name == filterPi.name 8226 && destPi.packageName == filterPi.packageName) { 8227 return false; 8228 } 8229 } 8230 return true; 8231 } 8232 8233 @Override 8234 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 8235 return new PackageParser.ProviderIntentInfo[size]; 8236 } 8237 8238 @Override 8239 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 8240 if (!sUserManager.exists(userId)) 8241 return true; 8242 PackageParser.Package p = filter.provider.owner; 8243 if (p != null) { 8244 PackageSetting ps = (PackageSetting) p.mExtras; 8245 if (ps != null) { 8246 // System apps are never considered stopped for purposes of 8247 // filtering, because there may be no way for the user to 8248 // actually re-launch them. 8249 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8250 && ps.getStopped(userId); 8251 } 8252 } 8253 return false; 8254 } 8255 8256 @Override 8257 protected boolean isPackageForFilter(String packageName, 8258 PackageParser.ProviderIntentInfo info) { 8259 return packageName.equals(info.provider.owner.packageName); 8260 } 8261 8262 @Override 8263 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 8264 int match, int userId) { 8265 if (!sUserManager.exists(userId)) 8266 return null; 8267 final PackageParser.ProviderIntentInfo info = filter; 8268 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 8269 return null; 8270 } 8271 final PackageParser.Provider provider = info.provider; 8272 if (mSafeMode && (provider.info.applicationInfo.flags 8273 & ApplicationInfo.FLAG_SYSTEM) == 0) { 8274 return null; 8275 } 8276 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 8277 if (ps == null) { 8278 return null; 8279 } 8280 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 8281 ps.readUserState(userId), userId); 8282 if (pi == null) { 8283 return null; 8284 } 8285 final ResolveInfo res = new ResolveInfo(); 8286 res.providerInfo = pi; 8287 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 8288 res.filter = filter; 8289 } 8290 res.priority = info.getPriority(); 8291 res.preferredOrder = provider.owner.mPreferredOrder; 8292 res.match = match; 8293 res.isDefault = info.hasDefault; 8294 res.labelRes = info.labelRes; 8295 res.nonLocalizedLabel = info.nonLocalizedLabel; 8296 res.icon = info.icon; 8297 res.system = res.providerInfo.applicationInfo.isSystemApp(); 8298 return res; 8299 } 8300 8301 @Override 8302 protected void sortResults(List<ResolveInfo> results) { 8303 Collections.sort(results, mResolvePrioritySorter); 8304 } 8305 8306 @Override 8307 protected void dumpFilter(PrintWriter out, String prefix, 8308 PackageParser.ProviderIntentInfo filter) { 8309 out.print(prefix); 8310 out.print( 8311 Integer.toHexString(System.identityHashCode(filter.provider))); 8312 out.print(' '); 8313 filter.provider.printComponentShortName(out); 8314 out.print(" filter "); 8315 out.println(Integer.toHexString(System.identityHashCode(filter))); 8316 } 8317 8318 @Override 8319 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 8320 return filter.provider; 8321 } 8322 8323 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8324 PackageParser.Provider provider = (PackageParser.Provider)label; 8325 out.print(prefix); out.print( 8326 Integer.toHexString(System.identityHashCode(provider))); 8327 out.print(' '); 8328 provider.printComponentShortName(out); 8329 if (count > 1) { 8330 out.print(" ("); out.print(count); out.print(" filters)"); 8331 } 8332 out.println(); 8333 } 8334 8335 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 8336 = new ArrayMap<ComponentName, PackageParser.Provider>(); 8337 private int mFlags; 8338 }; 8339 8340 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 8341 new Comparator<ResolveInfo>() { 8342 public int compare(ResolveInfo r1, ResolveInfo r2) { 8343 int v1 = r1.priority; 8344 int v2 = r2.priority; 8345 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 8346 if (v1 != v2) { 8347 return (v1 > v2) ? -1 : 1; 8348 } 8349 v1 = r1.preferredOrder; 8350 v2 = r2.preferredOrder; 8351 if (v1 != v2) { 8352 return (v1 > v2) ? -1 : 1; 8353 } 8354 if (r1.isDefault != r2.isDefault) { 8355 return r1.isDefault ? -1 : 1; 8356 } 8357 v1 = r1.match; 8358 v2 = r2.match; 8359 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 8360 if (v1 != v2) { 8361 return (v1 > v2) ? -1 : 1; 8362 } 8363 if (r1.system != r2.system) { 8364 return r1.system ? -1 : 1; 8365 } 8366 return 0; 8367 } 8368 }; 8369 8370 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 8371 new Comparator<ProviderInfo>() { 8372 public int compare(ProviderInfo p1, ProviderInfo p2) { 8373 final int v1 = p1.initOrder; 8374 final int v2 = p2.initOrder; 8375 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 8376 } 8377 }; 8378 8379 static final void sendPackageBroadcast(String action, String pkg, 8380 Bundle extras, String targetPkg, IIntentReceiver finishedReceiver, 8381 int[] userIds) { 8382 IActivityManager am = ActivityManagerNative.getDefault(); 8383 if (am != null) { 8384 try { 8385 if (userIds == null) { 8386 userIds = am.getRunningUserIds(); 8387 } 8388 for (int id : userIds) { 8389 final Intent intent = new Intent(action, 8390 pkg != null ? Uri.fromParts("package", pkg, null) : null); 8391 if (extras != null) { 8392 intent.putExtras(extras); 8393 } 8394 if (targetPkg != null) { 8395 intent.setPackage(targetPkg); 8396 } 8397 // Modify the UID when posting to other users 8398 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 8399 if (uid > 0 && UserHandle.getUserId(uid) != id) { 8400 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 8401 intent.putExtra(Intent.EXTRA_UID, uid); 8402 } 8403 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 8404 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 8405 if (DEBUG_BROADCASTS) { 8406 RuntimeException here = new RuntimeException("here"); 8407 here.fillInStackTrace(); 8408 Slog.d(TAG, "Sending to user " + id + ": " 8409 + intent.toShortString(false, true, false, false) 8410 + " " + intent.getExtras(), here); 8411 } 8412 am.broadcastIntent(null, intent, null, finishedReceiver, 8413 0, null, null, null, android.app.AppOpsManager.OP_NONE, 8414 finishedReceiver != null, false, id); 8415 } 8416 } catch (RemoteException ex) { 8417 } 8418 } 8419 } 8420 8421 /** 8422 * Check if the external storage media is available. This is true if there 8423 * is a mounted external storage medium or if the external storage is 8424 * emulated. 8425 */ 8426 private boolean isExternalMediaAvailable() { 8427 return mMediaMounted || Environment.isExternalStorageEmulated(); 8428 } 8429 8430 @Override 8431 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 8432 // writer 8433 synchronized (mPackages) { 8434 if (!isExternalMediaAvailable()) { 8435 // If the external storage is no longer mounted at this point, 8436 // the caller may not have been able to delete all of this 8437 // packages files and can not delete any more. Bail. 8438 return null; 8439 } 8440 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 8441 if (lastPackage != null) { 8442 pkgs.remove(lastPackage); 8443 } 8444 if (pkgs.size() > 0) { 8445 return pkgs.get(0); 8446 } 8447 } 8448 return null; 8449 } 8450 8451 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 8452 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 8453 userId, andCode ? 1 : 0, packageName); 8454 if (mSystemReady) { 8455 msg.sendToTarget(); 8456 } else { 8457 if (mPostSystemReadyMessages == null) { 8458 mPostSystemReadyMessages = new ArrayList<>(); 8459 } 8460 mPostSystemReadyMessages.add(msg); 8461 } 8462 } 8463 8464 void startCleaningPackages() { 8465 // reader 8466 synchronized (mPackages) { 8467 if (!isExternalMediaAvailable()) { 8468 return; 8469 } 8470 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 8471 return; 8472 } 8473 } 8474 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 8475 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 8476 IActivityManager am = ActivityManagerNative.getDefault(); 8477 if (am != null) { 8478 try { 8479 am.startService(null, intent, null, UserHandle.USER_OWNER); 8480 } catch (RemoteException e) { 8481 } 8482 } 8483 } 8484 8485 @Override 8486 public void installPackage(String originPath, IPackageInstallObserver2 observer, 8487 int installFlags, String installerPackageName, VerificationParams verificationParams, 8488 String packageAbiOverride) { 8489 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 8490 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 8491 } 8492 8493 @Override 8494 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 8495 int installFlags, String installerPackageName, VerificationParams verificationParams, 8496 String packageAbiOverride, int userId) { 8497 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 8498 8499 final int callingUid = Binder.getCallingUid(); 8500 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 8501 8502 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 8503 try { 8504 if (observer != null) { 8505 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 8506 } 8507 } catch (RemoteException re) { 8508 } 8509 return; 8510 } 8511 8512 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 8513 installFlags |= PackageManager.INSTALL_FROM_ADB; 8514 8515 } else { 8516 // Caller holds INSTALL_PACKAGES permission, so we're less strict 8517 // about installerPackageName. 8518 8519 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 8520 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 8521 } 8522 8523 UserHandle user; 8524 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 8525 user = UserHandle.ALL; 8526 } else { 8527 user = new UserHandle(userId); 8528 } 8529 8530 verificationParams.setInstallerUid(callingUid); 8531 8532 final File originFile = new File(originPath); 8533 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 8534 8535 final Message msg = mHandler.obtainMessage(INIT_COPY); 8536 msg.obj = new InstallParams(origin, observer, installFlags, 8537 installerPackageName, null, verificationParams, user, packageAbiOverride); 8538 mHandler.sendMessage(msg); 8539 } 8540 8541 void installStage(String packageName, File stagedDir, String stagedCid, 8542 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 8543 String installerPackageName, int installerUid, UserHandle user) { 8544 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 8545 params.referrerUri, installerUid, null); 8546 8547 final OriginInfo origin; 8548 if (stagedDir != null) { 8549 origin = OriginInfo.fromStagedFile(stagedDir); 8550 } else { 8551 origin = OriginInfo.fromStagedContainer(stagedCid); 8552 } 8553 8554 final Message msg = mHandler.obtainMessage(INIT_COPY); 8555 msg.obj = new InstallParams(origin, observer, params.installFlags, 8556 installerPackageName, params.volumeUuid, verifParams, user, params.abiOverride); 8557 mHandler.sendMessage(msg); 8558 } 8559 8560 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 8561 Bundle extras = new Bundle(1); 8562 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 8563 8564 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 8565 packageName, extras, null, null, new int[] {userId}); 8566 try { 8567 IActivityManager am = ActivityManagerNative.getDefault(); 8568 final boolean isSystem = 8569 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 8570 if (isSystem && am.isUserRunning(userId, false)) { 8571 // The just-installed/enabled app is bundled on the system, so presumed 8572 // to be able to run automatically without needing an explicit launch. 8573 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 8574 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 8575 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 8576 .setPackage(packageName); 8577 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 8578 android.app.AppOpsManager.OP_NONE, false, false, userId); 8579 } 8580 } catch (RemoteException e) { 8581 // shouldn't happen 8582 Slog.w(TAG, "Unable to bootstrap installed package", e); 8583 } 8584 } 8585 8586 @Override 8587 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 8588 int userId) { 8589 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 8590 PackageSetting pkgSetting; 8591 final int uid = Binder.getCallingUid(); 8592 enforceCrossUserPermission(uid, userId, true, true, 8593 "setApplicationHiddenSetting for user " + userId); 8594 8595 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 8596 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 8597 return false; 8598 } 8599 8600 long callingId = Binder.clearCallingIdentity(); 8601 try { 8602 boolean sendAdded = false; 8603 boolean sendRemoved = false; 8604 // writer 8605 synchronized (mPackages) { 8606 pkgSetting = mSettings.mPackages.get(packageName); 8607 if (pkgSetting == null) { 8608 return false; 8609 } 8610 if (pkgSetting.getHidden(userId) != hidden) { 8611 pkgSetting.setHidden(hidden, userId); 8612 mSettings.writePackageRestrictionsLPr(userId); 8613 if (hidden) { 8614 sendRemoved = true; 8615 } else { 8616 sendAdded = true; 8617 } 8618 } 8619 } 8620 if (sendAdded) { 8621 sendPackageAddedForUser(packageName, pkgSetting, userId); 8622 return true; 8623 } 8624 if (sendRemoved) { 8625 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 8626 "hiding pkg"); 8627 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 8628 } 8629 } finally { 8630 Binder.restoreCallingIdentity(callingId); 8631 } 8632 return false; 8633 } 8634 8635 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 8636 int userId) { 8637 final PackageRemovedInfo info = new PackageRemovedInfo(); 8638 info.removedPackage = packageName; 8639 info.removedUsers = new int[] {userId}; 8640 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 8641 info.sendBroadcast(false, false, false); 8642 } 8643 8644 /** 8645 * Returns true if application is not found or there was an error. Otherwise it returns 8646 * the hidden state of the package for the given user. 8647 */ 8648 @Override 8649 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 8650 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 8651 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 8652 false, "getApplicationHidden for user " + userId); 8653 PackageSetting pkgSetting; 8654 long callingId = Binder.clearCallingIdentity(); 8655 try { 8656 // writer 8657 synchronized (mPackages) { 8658 pkgSetting = mSettings.mPackages.get(packageName); 8659 if (pkgSetting == null) { 8660 return true; 8661 } 8662 return pkgSetting.getHidden(userId); 8663 } 8664 } finally { 8665 Binder.restoreCallingIdentity(callingId); 8666 } 8667 } 8668 8669 /** 8670 * @hide 8671 */ 8672 @Override 8673 public int installExistingPackageAsUser(String packageName, int userId) { 8674 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 8675 null); 8676 PackageSetting pkgSetting; 8677 final int uid = Binder.getCallingUid(); 8678 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 8679 + userId); 8680 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 8681 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 8682 } 8683 8684 long callingId = Binder.clearCallingIdentity(); 8685 try { 8686 boolean sendAdded = false; 8687 Bundle extras = new Bundle(1); 8688 8689 // writer 8690 synchronized (mPackages) { 8691 pkgSetting = mSettings.mPackages.get(packageName); 8692 if (pkgSetting == null) { 8693 return PackageManager.INSTALL_FAILED_INVALID_URI; 8694 } 8695 if (!pkgSetting.getInstalled(userId)) { 8696 pkgSetting.setInstalled(true, userId); 8697 pkgSetting.setHidden(false, userId); 8698 mSettings.writePackageRestrictionsLPr(userId); 8699 sendAdded = true; 8700 } 8701 } 8702 8703 if (sendAdded) { 8704 sendPackageAddedForUser(packageName, pkgSetting, userId); 8705 } 8706 } finally { 8707 Binder.restoreCallingIdentity(callingId); 8708 } 8709 8710 return PackageManager.INSTALL_SUCCEEDED; 8711 } 8712 8713 boolean isUserRestricted(int userId, String restrictionKey) { 8714 Bundle restrictions = sUserManager.getUserRestrictions(userId); 8715 if (restrictions.getBoolean(restrictionKey, false)) { 8716 Log.w(TAG, "User is restricted: " + restrictionKey); 8717 return true; 8718 } 8719 return false; 8720 } 8721 8722 @Override 8723 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 8724 mContext.enforceCallingOrSelfPermission( 8725 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 8726 "Only package verification agents can verify applications"); 8727 8728 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 8729 final PackageVerificationResponse response = new PackageVerificationResponse( 8730 verificationCode, Binder.getCallingUid()); 8731 msg.arg1 = id; 8732 msg.obj = response; 8733 mHandler.sendMessage(msg); 8734 } 8735 8736 @Override 8737 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 8738 long millisecondsToDelay) { 8739 mContext.enforceCallingOrSelfPermission( 8740 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 8741 "Only package verification agents can extend verification timeouts"); 8742 8743 final PackageVerificationState state = mPendingVerification.get(id); 8744 final PackageVerificationResponse response = new PackageVerificationResponse( 8745 verificationCodeAtTimeout, Binder.getCallingUid()); 8746 8747 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 8748 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 8749 } 8750 if (millisecondsToDelay < 0) { 8751 millisecondsToDelay = 0; 8752 } 8753 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 8754 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 8755 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 8756 } 8757 8758 if ((state != null) && !state.timeoutExtended()) { 8759 state.extendTimeout(); 8760 8761 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 8762 msg.arg1 = id; 8763 msg.obj = response; 8764 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 8765 } 8766 } 8767 8768 private void broadcastPackageVerified(int verificationId, Uri packageUri, 8769 int verificationCode, UserHandle user) { 8770 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 8771 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 8772 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 8773 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 8774 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 8775 8776 mContext.sendBroadcastAsUser(intent, user, 8777 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 8778 } 8779 8780 private ComponentName matchComponentForVerifier(String packageName, 8781 List<ResolveInfo> receivers) { 8782 ActivityInfo targetReceiver = null; 8783 8784 final int NR = receivers.size(); 8785 for (int i = 0; i < NR; i++) { 8786 final ResolveInfo info = receivers.get(i); 8787 if (info.activityInfo == null) { 8788 continue; 8789 } 8790 8791 if (packageName.equals(info.activityInfo.packageName)) { 8792 targetReceiver = info.activityInfo; 8793 break; 8794 } 8795 } 8796 8797 if (targetReceiver == null) { 8798 return null; 8799 } 8800 8801 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 8802 } 8803 8804 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 8805 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 8806 if (pkgInfo.verifiers.length == 0) { 8807 return null; 8808 } 8809 8810 final int N = pkgInfo.verifiers.length; 8811 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 8812 for (int i = 0; i < N; i++) { 8813 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 8814 8815 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 8816 receivers); 8817 if (comp == null) { 8818 continue; 8819 } 8820 8821 final int verifierUid = getUidForVerifier(verifierInfo); 8822 if (verifierUid == -1) { 8823 continue; 8824 } 8825 8826 if (DEBUG_VERIFY) { 8827 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 8828 + " with the correct signature"); 8829 } 8830 sufficientVerifiers.add(comp); 8831 verificationState.addSufficientVerifier(verifierUid); 8832 } 8833 8834 return sufficientVerifiers; 8835 } 8836 8837 private int getUidForVerifier(VerifierInfo verifierInfo) { 8838 synchronized (mPackages) { 8839 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 8840 if (pkg == null) { 8841 return -1; 8842 } else if (pkg.mSignatures.length != 1) { 8843 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 8844 + " has more than one signature; ignoring"); 8845 return -1; 8846 } 8847 8848 /* 8849 * If the public key of the package's signature does not match 8850 * our expected public key, then this is a different package and 8851 * we should skip. 8852 */ 8853 8854 final byte[] expectedPublicKey; 8855 try { 8856 final Signature verifierSig = pkg.mSignatures[0]; 8857 final PublicKey publicKey = verifierSig.getPublicKey(); 8858 expectedPublicKey = publicKey.getEncoded(); 8859 } catch (CertificateException e) { 8860 return -1; 8861 } 8862 8863 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 8864 8865 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 8866 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 8867 + " does not have the expected public key; ignoring"); 8868 return -1; 8869 } 8870 8871 return pkg.applicationInfo.uid; 8872 } 8873 } 8874 8875 @Override 8876 public void finishPackageInstall(int token) { 8877 enforceSystemOrRoot("Only the system is allowed to finish installs"); 8878 8879 if (DEBUG_INSTALL) { 8880 Slog.v(TAG, "BM finishing package install for " + token); 8881 } 8882 8883 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 8884 mHandler.sendMessage(msg); 8885 } 8886 8887 /** 8888 * Get the verification agent timeout. 8889 * 8890 * @return verification timeout in milliseconds 8891 */ 8892 private long getVerificationTimeout() { 8893 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 8894 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 8895 DEFAULT_VERIFICATION_TIMEOUT); 8896 } 8897 8898 /** 8899 * Get the default verification agent response code. 8900 * 8901 * @return default verification response code 8902 */ 8903 private int getDefaultVerificationResponse() { 8904 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8905 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 8906 DEFAULT_VERIFICATION_RESPONSE); 8907 } 8908 8909 /** 8910 * Check whether or not package verification has been enabled. 8911 * 8912 * @return true if verification should be performed 8913 */ 8914 private boolean isVerificationEnabled(int userId, int installFlags) { 8915 if (!DEFAULT_VERIFY_ENABLE) { 8916 return false; 8917 } 8918 8919 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 8920 8921 // Check if installing from ADB 8922 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 8923 // Do not run verification in a test harness environment 8924 if (ActivityManager.isRunningInTestHarness()) { 8925 return false; 8926 } 8927 if (ensureVerifyAppsEnabled) { 8928 return true; 8929 } 8930 // Check if the developer does not want package verification for ADB installs 8931 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8932 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 8933 return false; 8934 } 8935 } 8936 8937 if (ensureVerifyAppsEnabled) { 8938 return true; 8939 } 8940 8941 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8942 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 8943 } 8944 8945 @Override 8946 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 8947 throws RemoteException { 8948 mContext.enforceCallingOrSelfPermission( 8949 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 8950 "Only intentfilter verification agents can verify applications"); 8951 8952 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 8953 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 8954 Binder.getCallingUid(), verificationCode, failedDomains); 8955 msg.arg1 = id; 8956 msg.obj = response; 8957 mHandler.sendMessage(msg); 8958 } 8959 8960 @Override 8961 public int getIntentVerificationStatus(String packageName, int userId) { 8962 synchronized (mPackages) { 8963 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 8964 } 8965 } 8966 8967 @Override 8968 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 8969 boolean result = false; 8970 synchronized (mPackages) { 8971 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 8972 } 8973 scheduleWritePackageRestrictionsLocked(userId); 8974 return result; 8975 } 8976 8977 @Override 8978 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 8979 synchronized (mPackages) { 8980 return mSettings.getIntentFilterVerificationsLPr(packageName); 8981 } 8982 } 8983 8984 /** 8985 * Get the "allow unknown sources" setting. 8986 * 8987 * @return the current "allow unknown sources" setting 8988 */ 8989 private int getUnknownSourcesSettings() { 8990 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8991 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 8992 -1); 8993 } 8994 8995 @Override 8996 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 8997 final int uid = Binder.getCallingUid(); 8998 // writer 8999 synchronized (mPackages) { 9000 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 9001 if (targetPackageSetting == null) { 9002 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 9003 } 9004 9005 PackageSetting installerPackageSetting; 9006 if (installerPackageName != null) { 9007 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 9008 if (installerPackageSetting == null) { 9009 throw new IllegalArgumentException("Unknown installer package: " 9010 + installerPackageName); 9011 } 9012 } else { 9013 installerPackageSetting = null; 9014 } 9015 9016 Signature[] callerSignature; 9017 Object obj = mSettings.getUserIdLPr(uid); 9018 if (obj != null) { 9019 if (obj instanceof SharedUserSetting) { 9020 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 9021 } else if (obj instanceof PackageSetting) { 9022 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 9023 } else { 9024 throw new SecurityException("Bad object " + obj + " for uid " + uid); 9025 } 9026 } else { 9027 throw new SecurityException("Unknown calling uid " + uid); 9028 } 9029 9030 // Verify: can't set installerPackageName to a package that is 9031 // not signed with the same cert as the caller. 9032 if (installerPackageSetting != null) { 9033 if (compareSignatures(callerSignature, 9034 installerPackageSetting.signatures.mSignatures) 9035 != PackageManager.SIGNATURE_MATCH) { 9036 throw new SecurityException( 9037 "Caller does not have same cert as new installer package " 9038 + installerPackageName); 9039 } 9040 } 9041 9042 // Verify: if target already has an installer package, it must 9043 // be signed with the same cert as the caller. 9044 if (targetPackageSetting.installerPackageName != null) { 9045 PackageSetting setting = mSettings.mPackages.get( 9046 targetPackageSetting.installerPackageName); 9047 // If the currently set package isn't valid, then it's always 9048 // okay to change it. 9049 if (setting != null) { 9050 if (compareSignatures(callerSignature, 9051 setting.signatures.mSignatures) 9052 != PackageManager.SIGNATURE_MATCH) { 9053 throw new SecurityException( 9054 "Caller does not have same cert as old installer package " 9055 + targetPackageSetting.installerPackageName); 9056 } 9057 } 9058 } 9059 9060 // Okay! 9061 targetPackageSetting.installerPackageName = installerPackageName; 9062 scheduleWriteSettingsLocked(); 9063 } 9064 } 9065 9066 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 9067 // Queue up an async operation since the package installation may take a little while. 9068 mHandler.post(new Runnable() { 9069 public void run() { 9070 mHandler.removeCallbacks(this); 9071 // Result object to be returned 9072 PackageInstalledInfo res = new PackageInstalledInfo(); 9073 res.returnCode = currentStatus; 9074 res.uid = -1; 9075 res.pkg = null; 9076 res.removedInfo = new PackageRemovedInfo(); 9077 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 9078 args.doPreInstall(res.returnCode); 9079 synchronized (mInstallLock) { 9080 installPackageLI(args, res); 9081 } 9082 args.doPostInstall(res.returnCode, res.uid); 9083 } 9084 9085 // A restore should be performed at this point if (a) the install 9086 // succeeded, (b) the operation is not an update, and (c) the new 9087 // package has not opted out of backup participation. 9088 final boolean update = res.removedInfo.removedPackage != null; 9089 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 9090 boolean doRestore = !update 9091 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 9092 9093 // Set up the post-install work request bookkeeping. This will be used 9094 // and cleaned up by the post-install event handling regardless of whether 9095 // there's a restore pass performed. Token values are >= 1. 9096 int token; 9097 if (mNextInstallToken < 0) mNextInstallToken = 1; 9098 token = mNextInstallToken++; 9099 9100 PostInstallData data = new PostInstallData(args, res); 9101 mRunningInstalls.put(token, data); 9102 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 9103 9104 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 9105 // Pass responsibility to the Backup Manager. It will perform a 9106 // restore if appropriate, then pass responsibility back to the 9107 // Package Manager to run the post-install observer callbacks 9108 // and broadcasts. 9109 IBackupManager bm = IBackupManager.Stub.asInterface( 9110 ServiceManager.getService(Context.BACKUP_SERVICE)); 9111 if (bm != null) { 9112 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 9113 + " to BM for possible restore"); 9114 try { 9115 if (bm.isBackupServiceActive(UserHandle.USER_OWNER)) { 9116 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 9117 } else { 9118 doRestore = false; 9119 } 9120 } catch (RemoteException e) { 9121 // can't happen; the backup manager is local 9122 } catch (Exception e) { 9123 Slog.e(TAG, "Exception trying to enqueue restore", e); 9124 doRestore = false; 9125 } 9126 } else { 9127 Slog.e(TAG, "Backup Manager not found!"); 9128 doRestore = false; 9129 } 9130 } 9131 9132 if (!doRestore) { 9133 // No restore possible, or the Backup Manager was mysteriously not 9134 // available -- just fire the post-install work request directly. 9135 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 9136 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9137 mHandler.sendMessage(msg); 9138 } 9139 } 9140 }); 9141 } 9142 9143 private abstract class HandlerParams { 9144 private static final int MAX_RETRIES = 4; 9145 9146 /** 9147 * Number of times startCopy() has been attempted and had a non-fatal 9148 * error. 9149 */ 9150 private int mRetries = 0; 9151 9152 /** User handle for the user requesting the information or installation. */ 9153 private final UserHandle mUser; 9154 9155 HandlerParams(UserHandle user) { 9156 mUser = user; 9157 } 9158 9159 UserHandle getUser() { 9160 return mUser; 9161 } 9162 9163 final boolean startCopy() { 9164 boolean res; 9165 try { 9166 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 9167 9168 if (++mRetries > MAX_RETRIES) { 9169 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 9170 mHandler.sendEmptyMessage(MCS_GIVE_UP); 9171 handleServiceError(); 9172 return false; 9173 } else { 9174 handleStartCopy(); 9175 res = true; 9176 } 9177 } catch (RemoteException e) { 9178 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 9179 mHandler.sendEmptyMessage(MCS_RECONNECT); 9180 res = false; 9181 } 9182 handleReturnCode(); 9183 return res; 9184 } 9185 9186 final void serviceError() { 9187 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 9188 handleServiceError(); 9189 handleReturnCode(); 9190 } 9191 9192 abstract void handleStartCopy() throws RemoteException; 9193 abstract void handleServiceError(); 9194 abstract void handleReturnCode(); 9195 } 9196 9197 class MeasureParams extends HandlerParams { 9198 private final PackageStats mStats; 9199 private boolean mSuccess; 9200 9201 private final IPackageStatsObserver mObserver; 9202 9203 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 9204 super(new UserHandle(stats.userHandle)); 9205 mObserver = observer; 9206 mStats = stats; 9207 } 9208 9209 @Override 9210 public String toString() { 9211 return "MeasureParams{" 9212 + Integer.toHexString(System.identityHashCode(this)) 9213 + " " + mStats.packageName + "}"; 9214 } 9215 9216 @Override 9217 void handleStartCopy() throws RemoteException { 9218 synchronized (mInstallLock) { 9219 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 9220 } 9221 9222 if (mSuccess) { 9223 final boolean mounted; 9224 if (Environment.isExternalStorageEmulated()) { 9225 mounted = true; 9226 } else { 9227 final String status = Environment.getExternalStorageState(); 9228 mounted = (Environment.MEDIA_MOUNTED.equals(status) 9229 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 9230 } 9231 9232 if (mounted) { 9233 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 9234 9235 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 9236 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 9237 9238 mStats.externalDataSize = calculateDirectorySize(mContainerService, 9239 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 9240 9241 // Always subtract cache size, since it's a subdirectory 9242 mStats.externalDataSize -= mStats.externalCacheSize; 9243 9244 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 9245 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 9246 9247 mStats.externalObbSize = calculateDirectorySize(mContainerService, 9248 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 9249 } 9250 } 9251 } 9252 9253 @Override 9254 void handleReturnCode() { 9255 if (mObserver != null) { 9256 try { 9257 mObserver.onGetStatsCompleted(mStats, mSuccess); 9258 } catch (RemoteException e) { 9259 Slog.i(TAG, "Observer no longer exists."); 9260 } 9261 } 9262 } 9263 9264 @Override 9265 void handleServiceError() { 9266 Slog.e(TAG, "Could not measure application " + mStats.packageName 9267 + " external storage"); 9268 } 9269 } 9270 9271 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 9272 throws RemoteException { 9273 long result = 0; 9274 for (File path : paths) { 9275 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 9276 } 9277 return result; 9278 } 9279 9280 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 9281 for (File path : paths) { 9282 try { 9283 mcs.clearDirectory(path.getAbsolutePath()); 9284 } catch (RemoteException e) { 9285 } 9286 } 9287 } 9288 9289 static class OriginInfo { 9290 /** 9291 * Location where install is coming from, before it has been 9292 * copied/renamed into place. This could be a single monolithic APK 9293 * file, or a cluster directory. This location may be untrusted. 9294 */ 9295 final File file; 9296 final String cid; 9297 9298 /** 9299 * Flag indicating that {@link #file} or {@link #cid} has already been 9300 * staged, meaning downstream users don't need to defensively copy the 9301 * contents. 9302 */ 9303 final boolean staged; 9304 9305 /** 9306 * Flag indicating that {@link #file} or {@link #cid} is an already 9307 * installed app that is being moved. 9308 */ 9309 final boolean existing; 9310 9311 final String resolvedPath; 9312 final File resolvedFile; 9313 9314 static OriginInfo fromNothing() { 9315 return new OriginInfo(null, null, false, false); 9316 } 9317 9318 static OriginInfo fromUntrustedFile(File file) { 9319 return new OriginInfo(file, null, false, false); 9320 } 9321 9322 static OriginInfo fromExistingFile(File file) { 9323 return new OriginInfo(file, null, false, true); 9324 } 9325 9326 static OriginInfo fromStagedFile(File file) { 9327 return new OriginInfo(file, null, true, false); 9328 } 9329 9330 static OriginInfo fromStagedContainer(String cid) { 9331 return new OriginInfo(null, cid, true, false); 9332 } 9333 9334 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 9335 this.file = file; 9336 this.cid = cid; 9337 this.staged = staged; 9338 this.existing = existing; 9339 9340 if (cid != null) { 9341 resolvedPath = PackageHelper.getSdDir(cid); 9342 resolvedFile = new File(resolvedPath); 9343 } else if (file != null) { 9344 resolvedPath = file.getAbsolutePath(); 9345 resolvedFile = file; 9346 } else { 9347 resolvedPath = null; 9348 resolvedFile = null; 9349 } 9350 } 9351 } 9352 9353 class InstallParams extends HandlerParams { 9354 final OriginInfo origin; 9355 final IPackageInstallObserver2 observer; 9356 int installFlags; 9357 final String installerPackageName; 9358 final String volumeUuid; 9359 final VerificationParams verificationParams; 9360 private InstallArgs mArgs; 9361 private int mRet; 9362 final String packageAbiOverride; 9363 9364 InstallParams(OriginInfo origin, IPackageInstallObserver2 observer, int installFlags, 9365 String installerPackageName, String volumeUuid, 9366 VerificationParams verificationParams, UserHandle user, String packageAbiOverride) { 9367 super(user); 9368 this.origin = origin; 9369 this.observer = observer; 9370 this.installFlags = installFlags; 9371 this.installerPackageName = installerPackageName; 9372 this.volumeUuid = volumeUuid; 9373 this.verificationParams = verificationParams; 9374 this.packageAbiOverride = packageAbiOverride; 9375 } 9376 9377 @Override 9378 public String toString() { 9379 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 9380 + " file=" + origin.file + " cid=" + origin.cid + "}"; 9381 } 9382 9383 public ManifestDigest getManifestDigest() { 9384 if (verificationParams == null) { 9385 return null; 9386 } 9387 return verificationParams.getManifestDigest(); 9388 } 9389 9390 private int installLocationPolicy(PackageInfoLite pkgLite) { 9391 String packageName = pkgLite.packageName; 9392 int installLocation = pkgLite.installLocation; 9393 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 9394 // reader 9395 synchronized (mPackages) { 9396 PackageParser.Package pkg = mPackages.get(packageName); 9397 if (pkg != null) { 9398 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 9399 // Check for downgrading. 9400 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 9401 try { 9402 checkDowngrade(pkg, pkgLite); 9403 } catch (PackageManagerException e) { 9404 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 9405 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 9406 } 9407 } 9408 // Check for updated system application. 9409 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 9410 if (onSd) { 9411 Slog.w(TAG, "Cannot install update to system app on sdcard"); 9412 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 9413 } 9414 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 9415 } else { 9416 if (onSd) { 9417 // Install flag overrides everything. 9418 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 9419 } 9420 // If current upgrade specifies particular preference 9421 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 9422 // Application explicitly specified internal. 9423 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 9424 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 9425 // App explictly prefers external. Let policy decide 9426 } else { 9427 // Prefer previous location 9428 if (isExternal(pkg)) { 9429 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 9430 } 9431 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 9432 } 9433 } 9434 } else { 9435 // Invalid install. Return error code 9436 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 9437 } 9438 } 9439 } 9440 // All the special cases have been taken care of. 9441 // Return result based on recommended install location. 9442 if (onSd) { 9443 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 9444 } 9445 return pkgLite.recommendedInstallLocation; 9446 } 9447 9448 /* 9449 * Invoke remote method to get package information and install 9450 * location values. Override install location based on default 9451 * policy if needed and then create install arguments based 9452 * on the install location. 9453 */ 9454 public void handleStartCopy() throws RemoteException { 9455 int ret = PackageManager.INSTALL_SUCCEEDED; 9456 9457 // If we're already staged, we've firmly committed to an install location 9458 if (origin.staged) { 9459 if (origin.file != null) { 9460 installFlags |= PackageManager.INSTALL_INTERNAL; 9461 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 9462 } else if (origin.cid != null) { 9463 installFlags |= PackageManager.INSTALL_EXTERNAL; 9464 installFlags &= ~PackageManager.INSTALL_INTERNAL; 9465 } else { 9466 throw new IllegalStateException("Invalid stage location"); 9467 } 9468 } 9469 9470 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 9471 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 9472 9473 PackageInfoLite pkgLite = null; 9474 9475 if (onInt && onSd) { 9476 // Check if both bits are set. 9477 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 9478 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 9479 } else { 9480 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 9481 packageAbiOverride); 9482 9483 /* 9484 * If we have too little free space, try to free cache 9485 * before giving up. 9486 */ 9487 if (!origin.staged && pkgLite.recommendedInstallLocation 9488 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 9489 // TODO: focus freeing disk space on the target device 9490 final StorageManager storage = StorageManager.from(mContext); 9491 final long lowThreshold = storage.getStorageLowBytes( 9492 Environment.getDataDirectory()); 9493 9494 final long sizeBytes = mContainerService.calculateInstalledSize( 9495 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 9496 9497 if (mInstaller.freeCache(sizeBytes + lowThreshold) >= 0) { 9498 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 9499 installFlags, packageAbiOverride); 9500 } 9501 9502 /* 9503 * The cache free must have deleted the file we 9504 * downloaded to install. 9505 * 9506 * TODO: fix the "freeCache" call to not delete 9507 * the file we care about. 9508 */ 9509 if (pkgLite.recommendedInstallLocation 9510 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 9511 pkgLite.recommendedInstallLocation 9512 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 9513 } 9514 } 9515 } 9516 9517 if (ret == PackageManager.INSTALL_SUCCEEDED) { 9518 int loc = pkgLite.recommendedInstallLocation; 9519 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 9520 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 9521 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 9522 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 9523 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 9524 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 9525 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 9526 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 9527 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 9528 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 9529 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 9530 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 9531 } else { 9532 // Override with defaults if needed. 9533 loc = installLocationPolicy(pkgLite); 9534 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 9535 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 9536 } else if (!onSd && !onInt) { 9537 // Override install location with flags 9538 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 9539 // Set the flag to install on external media. 9540 installFlags |= PackageManager.INSTALL_EXTERNAL; 9541 installFlags &= ~PackageManager.INSTALL_INTERNAL; 9542 } else { 9543 // Make sure the flag for installing on external 9544 // media is unset 9545 installFlags |= PackageManager.INSTALL_INTERNAL; 9546 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 9547 } 9548 } 9549 } 9550 } 9551 9552 final InstallArgs args = createInstallArgs(this); 9553 mArgs = args; 9554 9555 if (ret == PackageManager.INSTALL_SUCCEEDED) { 9556 /* 9557 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 9558 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 9559 */ 9560 int userIdentifier = getUser().getIdentifier(); 9561 if (userIdentifier == UserHandle.USER_ALL 9562 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 9563 userIdentifier = UserHandle.USER_OWNER; 9564 } 9565 9566 /* 9567 * Determine if we have any installed package verifiers. If we 9568 * do, then we'll defer to them to verify the packages. 9569 */ 9570 final int requiredUid = mRequiredVerifierPackage == null ? -1 9571 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 9572 if (!origin.existing && requiredUid != -1 9573 && isVerificationEnabled(userIdentifier, installFlags)) { 9574 final Intent verification = new Intent( 9575 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 9576 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 9577 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 9578 PACKAGE_MIME_TYPE); 9579 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9580 9581 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 9582 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 9583 0 /* TODO: Which userId? */); 9584 9585 if (DEBUG_VERIFY) { 9586 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 9587 + verification.toString() + " with " + pkgLite.verifiers.length 9588 + " optional verifiers"); 9589 } 9590 9591 final int verificationId = mPendingVerificationToken++; 9592 9593 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9594 9595 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 9596 installerPackageName); 9597 9598 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 9599 installFlags); 9600 9601 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 9602 pkgLite.packageName); 9603 9604 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 9605 pkgLite.versionCode); 9606 9607 if (verificationParams != null) { 9608 if (verificationParams.getVerificationURI() != null) { 9609 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 9610 verificationParams.getVerificationURI()); 9611 } 9612 if (verificationParams.getOriginatingURI() != null) { 9613 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 9614 verificationParams.getOriginatingURI()); 9615 } 9616 if (verificationParams.getReferrer() != null) { 9617 verification.putExtra(Intent.EXTRA_REFERRER, 9618 verificationParams.getReferrer()); 9619 } 9620 if (verificationParams.getOriginatingUid() >= 0) { 9621 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 9622 verificationParams.getOriginatingUid()); 9623 } 9624 if (verificationParams.getInstallerUid() >= 0) { 9625 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 9626 verificationParams.getInstallerUid()); 9627 } 9628 } 9629 9630 final PackageVerificationState verificationState = new PackageVerificationState( 9631 requiredUid, args); 9632 9633 mPendingVerification.append(verificationId, verificationState); 9634 9635 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 9636 receivers, verificationState); 9637 9638 /* 9639 * If any sufficient verifiers were listed in the package 9640 * manifest, attempt to ask them. 9641 */ 9642 if (sufficientVerifiers != null) { 9643 final int N = sufficientVerifiers.size(); 9644 if (N == 0) { 9645 Slog.i(TAG, "Additional verifiers required, but none installed."); 9646 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 9647 } else { 9648 for (int i = 0; i < N; i++) { 9649 final ComponentName verifierComponent = sufficientVerifiers.get(i); 9650 9651 final Intent sufficientIntent = new Intent(verification); 9652 sufficientIntent.setComponent(verifierComponent); 9653 9654 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 9655 } 9656 } 9657 } 9658 9659 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 9660 mRequiredVerifierPackage, receivers); 9661 if (ret == PackageManager.INSTALL_SUCCEEDED 9662 && mRequiredVerifierPackage != null) { 9663 /* 9664 * Send the intent to the required verification agent, 9665 * but only start the verification timeout after the 9666 * target BroadcastReceivers have run. 9667 */ 9668 verification.setComponent(requiredVerifierComponent); 9669 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 9670 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9671 new BroadcastReceiver() { 9672 @Override 9673 public void onReceive(Context context, Intent intent) { 9674 final Message msg = mHandler 9675 .obtainMessage(CHECK_PENDING_VERIFICATION); 9676 msg.arg1 = verificationId; 9677 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 9678 } 9679 }, null, 0, null, null); 9680 9681 /* 9682 * We don't want the copy to proceed until verification 9683 * succeeds, so null out this field. 9684 */ 9685 mArgs = null; 9686 } 9687 } else { 9688 /* 9689 * No package verification is enabled, so immediately start 9690 * the remote call to initiate copy using temporary file. 9691 */ 9692 ret = args.copyApk(mContainerService, true); 9693 } 9694 } 9695 9696 mRet = ret; 9697 } 9698 9699 @Override 9700 void handleReturnCode() { 9701 // If mArgs is null, then MCS couldn't be reached. When it 9702 // reconnects, it will try again to install. At that point, this 9703 // will succeed. 9704 if (mArgs != null) { 9705 processPendingInstall(mArgs, mRet); 9706 } 9707 } 9708 9709 @Override 9710 void handleServiceError() { 9711 mArgs = createInstallArgs(this); 9712 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 9713 } 9714 9715 public boolean isForwardLocked() { 9716 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 9717 } 9718 } 9719 9720 /** 9721 * Used during creation of InstallArgs 9722 * 9723 * @param installFlags package installation flags 9724 * @return true if should be installed on external storage 9725 */ 9726 private static boolean installOnExternalAsec(int installFlags) { 9727 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 9728 return false; 9729 } 9730 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 9731 return true; 9732 } 9733 return false; 9734 } 9735 9736 /** 9737 * Used during creation of InstallArgs 9738 * 9739 * @param installFlags package installation flags 9740 * @return true if should be installed as forward locked 9741 */ 9742 private static boolean installForwardLocked(int installFlags) { 9743 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 9744 } 9745 9746 private InstallArgs createInstallArgs(InstallParams params) { 9747 if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 9748 return new AsecInstallArgs(params); 9749 } else { 9750 return new FileInstallArgs(params); 9751 } 9752 } 9753 9754 /** 9755 * Create args that describe an existing installed package. Typically used 9756 * when cleaning up old installs, or used as a move source. 9757 */ 9758 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 9759 String resourcePath, String nativeLibraryRoot, String[] instructionSets) { 9760 final boolean isInAsec; 9761 if (installOnExternalAsec(installFlags)) { 9762 /* Apps on SD card are always in ASEC containers. */ 9763 isInAsec = true; 9764 } else if (installForwardLocked(installFlags) 9765 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 9766 /* 9767 * Forward-locked apps are only in ASEC containers if they're the 9768 * new style 9769 */ 9770 isInAsec = true; 9771 } else { 9772 isInAsec = false; 9773 } 9774 9775 if (isInAsec) { 9776 return new AsecInstallArgs(codePath, instructionSets, 9777 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 9778 } else { 9779 return new FileInstallArgs(codePath, resourcePath, nativeLibraryRoot, 9780 instructionSets); 9781 } 9782 } 9783 9784 static abstract class InstallArgs { 9785 /** @see InstallParams#origin */ 9786 final OriginInfo origin; 9787 9788 final IPackageInstallObserver2 observer; 9789 // Always refers to PackageManager flags only 9790 final int installFlags; 9791 final String installerPackageName; 9792 final String volumeUuid; 9793 final ManifestDigest manifestDigest; 9794 final UserHandle user; 9795 final String abiOverride; 9796 9797 // The list of instruction sets supported by this app. This is currently 9798 // only used during the rmdex() phase to clean up resources. We can get rid of this 9799 // if we move dex files under the common app path. 9800 /* nullable */ String[] instructionSets; 9801 9802 InstallArgs(OriginInfo origin, IPackageInstallObserver2 observer, int installFlags, 9803 String installerPackageName, String volumeUuid, ManifestDigest manifestDigest, 9804 UserHandle user, String[] instructionSets, String abiOverride) { 9805 this.origin = origin; 9806 this.installFlags = installFlags; 9807 this.observer = observer; 9808 this.installerPackageName = installerPackageName; 9809 this.volumeUuid = volumeUuid; 9810 this.manifestDigest = manifestDigest; 9811 this.user = user; 9812 this.instructionSets = instructionSets; 9813 this.abiOverride = abiOverride; 9814 } 9815 9816 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 9817 abstract int doPreInstall(int status); 9818 9819 /** 9820 * Rename package into final resting place. All paths on the given 9821 * scanned package should be updated to reflect the rename. 9822 */ 9823 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 9824 abstract int doPostInstall(int status, int uid); 9825 9826 /** @see PackageSettingBase#codePathString */ 9827 abstract String getCodePath(); 9828 /** @see PackageSettingBase#resourcePathString */ 9829 abstract String getResourcePath(); 9830 abstract String getLegacyNativeLibraryPath(); 9831 9832 // Need installer lock especially for dex file removal. 9833 abstract void cleanUpResourcesLI(); 9834 abstract boolean doPostDeleteLI(boolean delete); 9835 abstract boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException; 9836 9837 /** 9838 * Called before the source arguments are copied. This is used mostly 9839 * for MoveParams when it needs to read the source file to put it in the 9840 * destination. 9841 */ 9842 int doPreCopy() { 9843 return PackageManager.INSTALL_SUCCEEDED; 9844 } 9845 9846 /** 9847 * Called after the source arguments are copied. This is used mostly for 9848 * MoveParams when it needs to read the source file to put it in the 9849 * destination. 9850 * 9851 * @return 9852 */ 9853 int doPostCopy(int uid) { 9854 return PackageManager.INSTALL_SUCCEEDED; 9855 } 9856 9857 protected boolean isFwdLocked() { 9858 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 9859 } 9860 9861 protected boolean isExternalAsec() { 9862 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 9863 } 9864 9865 UserHandle getUser() { 9866 return user; 9867 } 9868 } 9869 9870 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 9871 if (!allCodePaths.isEmpty()) { 9872 if (instructionSets == null) { 9873 throw new IllegalStateException("instructionSet == null"); 9874 } 9875 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 9876 for (String codePath : allCodePaths) { 9877 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 9878 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 9879 if (retCode < 0) { 9880 Slog.w(TAG, "Couldn't remove dex file for package: " 9881 + " at location " + codePath + ", retcode=" + retCode); 9882 // we don't consider this to be a failure of the core package deletion 9883 } 9884 } 9885 } 9886 } 9887 } 9888 9889 /** 9890 * Logic to handle installation of non-ASEC applications, including copying 9891 * and renaming logic. 9892 */ 9893 class FileInstallArgs extends InstallArgs { 9894 private File codeFile; 9895 private File resourceFile; 9896 private File legacyNativeLibraryPath; 9897 9898 // Example topology: 9899 // /data/app/com.example/base.apk 9900 // /data/app/com.example/split_foo.apk 9901 // /data/app/com.example/lib/arm/libfoo.so 9902 // /data/app/com.example/lib/arm64/libfoo.so 9903 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 9904 9905 /** New install */ 9906 FileInstallArgs(InstallParams params) { 9907 super(params.origin, params.observer, params.installFlags, 9908 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 9909 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 9910 if (isFwdLocked()) { 9911 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 9912 } 9913 } 9914 9915 /** Existing install */ 9916 FileInstallArgs(String codePath, String resourcePath, String legacyNativeLibraryPath, 9917 String[] instructionSets) { 9918 super(OriginInfo.fromNothing(), null, 0, null, null, null, null, instructionSets, null); 9919 this.codeFile = (codePath != null) ? new File(codePath) : null; 9920 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 9921 this.legacyNativeLibraryPath = (legacyNativeLibraryPath != null) ? 9922 new File(legacyNativeLibraryPath) : null; 9923 } 9924 9925 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 9926 final long sizeBytes = imcs.calculateInstalledSize(origin.file.getAbsolutePath(), 9927 isFwdLocked(), abiOverride); 9928 9929 final StorageManager storage = StorageManager.from(mContext); 9930 return (sizeBytes <= storage.getStorageBytesUntilLow(Environment.getDataDirectory())); 9931 } 9932 9933 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 9934 if (origin.staged) { 9935 Slog.d(TAG, origin.file + " already staged; skipping copy"); 9936 codeFile = origin.file; 9937 resourceFile = origin.file; 9938 return PackageManager.INSTALL_SUCCEEDED; 9939 } 9940 9941 try { 9942 final File tempDir = mInstallerService.allocateStageDirLegacy(volumeUuid); 9943 codeFile = tempDir; 9944 resourceFile = tempDir; 9945 } catch (IOException e) { 9946 Slog.w(TAG, "Failed to create copy file: " + e); 9947 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 9948 } 9949 9950 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 9951 @Override 9952 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 9953 if (!FileUtils.isValidExtFilename(name)) { 9954 throw new IllegalArgumentException("Invalid filename: " + name); 9955 } 9956 try { 9957 final File file = new File(codeFile, name); 9958 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 9959 O_RDWR | O_CREAT, 0644); 9960 Os.chmod(file.getAbsolutePath(), 0644); 9961 return new ParcelFileDescriptor(fd); 9962 } catch (ErrnoException e) { 9963 throw new RemoteException("Failed to open: " + e.getMessage()); 9964 } 9965 } 9966 }; 9967 9968 int ret = PackageManager.INSTALL_SUCCEEDED; 9969 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 9970 if (ret != PackageManager.INSTALL_SUCCEEDED) { 9971 Slog.e(TAG, "Failed to copy package"); 9972 return ret; 9973 } 9974 9975 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 9976 NativeLibraryHelper.Handle handle = null; 9977 try { 9978 handle = NativeLibraryHelper.Handle.create(codeFile); 9979 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 9980 abiOverride); 9981 } catch (IOException e) { 9982 Slog.e(TAG, "Copying native libraries failed", e); 9983 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 9984 } finally { 9985 IoUtils.closeQuietly(handle); 9986 } 9987 9988 return ret; 9989 } 9990 9991 int doPreInstall(int status) { 9992 if (status != PackageManager.INSTALL_SUCCEEDED) { 9993 cleanUp(); 9994 } 9995 return status; 9996 } 9997 9998 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 9999 if (status != PackageManager.INSTALL_SUCCEEDED) { 10000 cleanUp(); 10001 return false; 10002 } else { 10003 final File targetDir = codeFile.getParentFile(); 10004 final File beforeCodeFile = codeFile; 10005 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 10006 10007 Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 10008 try { 10009 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 10010 } catch (ErrnoException e) { 10011 Slog.d(TAG, "Failed to rename", e); 10012 return false; 10013 } 10014 10015 if (!SELinux.restoreconRecursive(afterCodeFile)) { 10016 Slog.d(TAG, "Failed to restorecon"); 10017 return false; 10018 } 10019 10020 // Reflect the rename internally 10021 codeFile = afterCodeFile; 10022 resourceFile = afterCodeFile; 10023 10024 // Reflect the rename in scanned details 10025 pkg.codePath = afterCodeFile.getAbsolutePath(); 10026 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10027 pkg.baseCodePath); 10028 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10029 pkg.splitCodePaths); 10030 10031 // Reflect the rename in app info 10032 pkg.applicationInfo.setCodePath(pkg.codePath); 10033 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 10034 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 10035 pkg.applicationInfo.setResourcePath(pkg.codePath); 10036 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 10037 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 10038 10039 return true; 10040 } 10041 } 10042 10043 int doPostInstall(int status, int uid) { 10044 if (status != PackageManager.INSTALL_SUCCEEDED) { 10045 cleanUp(); 10046 } 10047 return status; 10048 } 10049 10050 @Override 10051 String getCodePath() { 10052 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 10053 } 10054 10055 @Override 10056 String getResourcePath() { 10057 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 10058 } 10059 10060 @Override 10061 String getLegacyNativeLibraryPath() { 10062 return (legacyNativeLibraryPath != null) ? legacyNativeLibraryPath.getAbsolutePath() : null; 10063 } 10064 10065 private boolean cleanUp() { 10066 if (codeFile == null || !codeFile.exists()) { 10067 return false; 10068 } 10069 10070 if (codeFile.isDirectory()) { 10071 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 10072 } else { 10073 codeFile.delete(); 10074 } 10075 10076 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 10077 resourceFile.delete(); 10078 } 10079 10080 if (legacyNativeLibraryPath != null && !FileUtils.contains(codeFile, legacyNativeLibraryPath)) { 10081 if (!FileUtils.deleteContents(legacyNativeLibraryPath)) { 10082 Slog.w(TAG, "Couldn't delete native library directory " + legacyNativeLibraryPath); 10083 } 10084 legacyNativeLibraryPath.delete(); 10085 } 10086 10087 return true; 10088 } 10089 10090 void cleanUpResourcesLI() { 10091 // Try enumerating all code paths before deleting 10092 List<String> allCodePaths = Collections.EMPTY_LIST; 10093 if (codeFile != null && codeFile.exists()) { 10094 try { 10095 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 10096 allCodePaths = pkg.getAllCodePaths(); 10097 } catch (PackageParserException e) { 10098 // Ignored; we tried our best 10099 } 10100 } 10101 10102 cleanUp(); 10103 removeDexFiles(allCodePaths, instructionSets); 10104 } 10105 10106 boolean doPostDeleteLI(boolean delete) { 10107 // XXX err, shouldn't we respect the delete flag? 10108 cleanUpResourcesLI(); 10109 return true; 10110 } 10111 } 10112 10113 private boolean isAsecExternal(String cid) { 10114 final String asecPath = PackageHelper.getSdFilesystem(cid); 10115 return !asecPath.startsWith(mAsecInternalPath); 10116 } 10117 10118 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 10119 PackageManagerException { 10120 if (copyRet < 0) { 10121 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 10122 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 10123 throw new PackageManagerException(copyRet, message); 10124 } 10125 } 10126 } 10127 10128 /** 10129 * Extract the MountService "container ID" from the full code path of an 10130 * .apk. 10131 */ 10132 static String cidFromCodePath(String fullCodePath) { 10133 int eidx = fullCodePath.lastIndexOf("/"); 10134 String subStr1 = fullCodePath.substring(0, eidx); 10135 int sidx = subStr1.lastIndexOf("/"); 10136 return subStr1.substring(sidx+1, eidx); 10137 } 10138 10139 /** 10140 * Logic to handle installation of ASEC applications, including copying and 10141 * renaming logic. 10142 */ 10143 class AsecInstallArgs extends InstallArgs { 10144 static final String RES_FILE_NAME = "pkg.apk"; 10145 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 10146 10147 String cid; 10148 String packagePath; 10149 String resourcePath; 10150 String legacyNativeLibraryDir; 10151 10152 /** New install */ 10153 AsecInstallArgs(InstallParams params) { 10154 super(params.origin, params.observer, params.installFlags, 10155 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10156 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10157 } 10158 10159 /** Existing install */ 10160 AsecInstallArgs(String fullCodePath, String[] instructionSets, 10161 boolean isExternal, boolean isForwardLocked) { 10162 super(OriginInfo.fromNothing(), null, (isExternal ? INSTALL_EXTERNAL : 0) 10163 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 10164 instructionSets, null); 10165 // Hackily pretend we're still looking at a full code path 10166 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 10167 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 10168 } 10169 10170 // Extract cid from fullCodePath 10171 int eidx = fullCodePath.lastIndexOf("/"); 10172 String subStr1 = fullCodePath.substring(0, eidx); 10173 int sidx = subStr1.lastIndexOf("/"); 10174 cid = subStr1.substring(sidx+1, eidx); 10175 setMountPath(subStr1); 10176 } 10177 10178 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 10179 super(OriginInfo.fromNothing(), null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 10180 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 10181 instructionSets, null); 10182 this.cid = cid; 10183 setMountPath(PackageHelper.getSdDir(cid)); 10184 } 10185 10186 void createCopyFile() { 10187 cid = mInstallerService.allocateExternalStageCidLegacy(); 10188 } 10189 10190 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 10191 final long sizeBytes = imcs.calculateInstalledSize(packagePath, isFwdLocked(), 10192 abiOverride); 10193 10194 final File target; 10195 if (isExternalAsec()) { 10196 target = new UserEnvironment(UserHandle.USER_OWNER).getExternalStorageDirectory(); 10197 } else { 10198 target = Environment.getDataDirectory(); 10199 } 10200 10201 final StorageManager storage = StorageManager.from(mContext); 10202 return (sizeBytes <= storage.getStorageBytesUntilLow(target)); 10203 } 10204 10205 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10206 if (origin.staged) { 10207 Slog.d(TAG, origin.cid + " already staged; skipping copy"); 10208 cid = origin.cid; 10209 setMountPath(PackageHelper.getSdDir(cid)); 10210 return PackageManager.INSTALL_SUCCEEDED; 10211 } 10212 10213 if (temp) { 10214 createCopyFile(); 10215 } else { 10216 /* 10217 * Pre-emptively destroy the container since it's destroyed if 10218 * copying fails due to it existing anyway. 10219 */ 10220 PackageHelper.destroySdDir(cid); 10221 } 10222 10223 final String newMountPath = imcs.copyPackageToContainer( 10224 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 10225 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 10226 10227 if (newMountPath != null) { 10228 setMountPath(newMountPath); 10229 return PackageManager.INSTALL_SUCCEEDED; 10230 } else { 10231 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10232 } 10233 } 10234 10235 @Override 10236 String getCodePath() { 10237 return packagePath; 10238 } 10239 10240 @Override 10241 String getResourcePath() { 10242 return resourcePath; 10243 } 10244 10245 @Override 10246 String getLegacyNativeLibraryPath() { 10247 return legacyNativeLibraryDir; 10248 } 10249 10250 int doPreInstall(int status) { 10251 if (status != PackageManager.INSTALL_SUCCEEDED) { 10252 // Destroy container 10253 PackageHelper.destroySdDir(cid); 10254 } else { 10255 boolean mounted = PackageHelper.isContainerMounted(cid); 10256 if (!mounted) { 10257 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 10258 Process.SYSTEM_UID); 10259 if (newMountPath != null) { 10260 setMountPath(newMountPath); 10261 } else { 10262 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10263 } 10264 } 10265 } 10266 return status; 10267 } 10268 10269 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10270 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 10271 String newMountPath = null; 10272 if (PackageHelper.isContainerMounted(cid)) { 10273 // Unmount the container 10274 if (!PackageHelper.unMountSdDir(cid)) { 10275 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 10276 return false; 10277 } 10278 } 10279 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 10280 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 10281 " which might be stale. Will try to clean up."); 10282 // Clean up the stale container and proceed to recreate. 10283 if (!PackageHelper.destroySdDir(newCacheId)) { 10284 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 10285 return false; 10286 } 10287 // Successfully cleaned up stale container. Try to rename again. 10288 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 10289 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 10290 + " inspite of cleaning it up."); 10291 return false; 10292 } 10293 } 10294 if (!PackageHelper.isContainerMounted(newCacheId)) { 10295 Slog.w(TAG, "Mounting container " + newCacheId); 10296 newMountPath = PackageHelper.mountSdDir(newCacheId, 10297 getEncryptKey(), Process.SYSTEM_UID); 10298 } else { 10299 newMountPath = PackageHelper.getSdDir(newCacheId); 10300 } 10301 if (newMountPath == null) { 10302 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 10303 return false; 10304 } 10305 Log.i(TAG, "Succesfully renamed " + cid + 10306 " to " + newCacheId + 10307 " at new path: " + newMountPath); 10308 cid = newCacheId; 10309 10310 final File beforeCodeFile = new File(packagePath); 10311 setMountPath(newMountPath); 10312 final File afterCodeFile = new File(packagePath); 10313 10314 // Reflect the rename in scanned details 10315 pkg.codePath = afterCodeFile.getAbsolutePath(); 10316 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10317 pkg.baseCodePath); 10318 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10319 pkg.splitCodePaths); 10320 10321 // Reflect the rename in app info 10322 pkg.applicationInfo.setCodePath(pkg.codePath); 10323 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 10324 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 10325 pkg.applicationInfo.setResourcePath(pkg.codePath); 10326 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 10327 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 10328 10329 return true; 10330 } 10331 10332 private void setMountPath(String mountPath) { 10333 final File mountFile = new File(mountPath); 10334 10335 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 10336 if (monolithicFile.exists()) { 10337 packagePath = monolithicFile.getAbsolutePath(); 10338 if (isFwdLocked()) { 10339 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 10340 } else { 10341 resourcePath = packagePath; 10342 } 10343 } else { 10344 packagePath = mountFile.getAbsolutePath(); 10345 resourcePath = packagePath; 10346 } 10347 10348 legacyNativeLibraryDir = new File(mountFile, LIB_DIR_NAME).getAbsolutePath(); 10349 } 10350 10351 int doPostInstall(int status, int uid) { 10352 if (status != PackageManager.INSTALL_SUCCEEDED) { 10353 cleanUp(); 10354 } else { 10355 final int groupOwner; 10356 final String protectedFile; 10357 if (isFwdLocked()) { 10358 groupOwner = UserHandle.getSharedAppGid(uid); 10359 protectedFile = RES_FILE_NAME; 10360 } else { 10361 groupOwner = -1; 10362 protectedFile = null; 10363 } 10364 10365 if (uid < Process.FIRST_APPLICATION_UID 10366 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 10367 Slog.e(TAG, "Failed to finalize " + cid); 10368 PackageHelper.destroySdDir(cid); 10369 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10370 } 10371 10372 boolean mounted = PackageHelper.isContainerMounted(cid); 10373 if (!mounted) { 10374 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 10375 } 10376 } 10377 return status; 10378 } 10379 10380 private void cleanUp() { 10381 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 10382 10383 // Destroy secure container 10384 PackageHelper.destroySdDir(cid); 10385 } 10386 10387 private List<String> getAllCodePaths() { 10388 final File codeFile = new File(getCodePath()); 10389 if (codeFile != null && codeFile.exists()) { 10390 try { 10391 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 10392 return pkg.getAllCodePaths(); 10393 } catch (PackageParserException e) { 10394 // Ignored; we tried our best 10395 } 10396 } 10397 return Collections.EMPTY_LIST; 10398 } 10399 10400 void cleanUpResourcesLI() { 10401 // Enumerate all code paths before deleting 10402 cleanUpResourcesLI(getAllCodePaths()); 10403 } 10404 10405 private void cleanUpResourcesLI(List<String> allCodePaths) { 10406 cleanUp(); 10407 removeDexFiles(allCodePaths, instructionSets); 10408 } 10409 10410 10411 10412 String getPackageName() { 10413 return getAsecPackageName(cid); 10414 } 10415 10416 boolean doPostDeleteLI(boolean delete) { 10417 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 10418 final List<String> allCodePaths = getAllCodePaths(); 10419 boolean mounted = PackageHelper.isContainerMounted(cid); 10420 if (mounted) { 10421 // Unmount first 10422 if (PackageHelper.unMountSdDir(cid)) { 10423 mounted = false; 10424 } 10425 } 10426 if (!mounted && delete) { 10427 cleanUpResourcesLI(allCodePaths); 10428 } 10429 return !mounted; 10430 } 10431 10432 @Override 10433 int doPreCopy() { 10434 if (isFwdLocked()) { 10435 if (!PackageHelper.fixSdPermissions(cid, 10436 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 10437 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10438 } 10439 } 10440 10441 return PackageManager.INSTALL_SUCCEEDED; 10442 } 10443 10444 @Override 10445 int doPostCopy(int uid) { 10446 if (isFwdLocked()) { 10447 if (uid < Process.FIRST_APPLICATION_UID 10448 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 10449 RES_FILE_NAME)) { 10450 Slog.e(TAG, "Failed to finalize " + cid); 10451 PackageHelper.destroySdDir(cid); 10452 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10453 } 10454 } 10455 10456 return PackageManager.INSTALL_SUCCEEDED; 10457 } 10458 } 10459 10460 static String getAsecPackageName(String packageCid) { 10461 int idx = packageCid.lastIndexOf("-"); 10462 if (idx == -1) { 10463 return packageCid; 10464 } 10465 return packageCid.substring(0, idx); 10466 } 10467 10468 // Utility method used to create code paths based on package name and available index. 10469 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 10470 String idxStr = ""; 10471 int idx = 1; 10472 // Fall back to default value of idx=1 if prefix is not 10473 // part of oldCodePath 10474 if (oldCodePath != null) { 10475 String subStr = oldCodePath; 10476 // Drop the suffix right away 10477 if (suffix != null && subStr.endsWith(suffix)) { 10478 subStr = subStr.substring(0, subStr.length() - suffix.length()); 10479 } 10480 // If oldCodePath already contains prefix find out the 10481 // ending index to either increment or decrement. 10482 int sidx = subStr.lastIndexOf(prefix); 10483 if (sidx != -1) { 10484 subStr = subStr.substring(sidx + prefix.length()); 10485 if (subStr != null) { 10486 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 10487 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 10488 } 10489 try { 10490 idx = Integer.parseInt(subStr); 10491 if (idx <= 1) { 10492 idx++; 10493 } else { 10494 idx--; 10495 } 10496 } catch(NumberFormatException e) { 10497 } 10498 } 10499 } 10500 } 10501 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 10502 return prefix + idxStr; 10503 } 10504 10505 private File getNextCodePath(File targetDir, String packageName) { 10506 int suffix = 1; 10507 File result; 10508 do { 10509 result = new File(targetDir, packageName + "-" + suffix); 10510 suffix++; 10511 } while (result.exists()); 10512 return result; 10513 } 10514 10515 // Utility method that returns the relative package path with respect 10516 // to the installation directory. Like say for /data/data/com.test-1.apk 10517 // string com.test-1 is returned. 10518 static String deriveCodePathName(String codePath) { 10519 if (codePath == null) { 10520 return null; 10521 } 10522 final File codeFile = new File(codePath); 10523 final String name = codeFile.getName(); 10524 if (codeFile.isDirectory()) { 10525 return name; 10526 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 10527 final int lastDot = name.lastIndexOf('.'); 10528 return name.substring(0, lastDot); 10529 } else { 10530 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 10531 return null; 10532 } 10533 } 10534 10535 class PackageInstalledInfo { 10536 String name; 10537 int uid; 10538 // The set of users that originally had this package installed. 10539 int[] origUsers; 10540 // The set of users that now have this package installed. 10541 int[] newUsers; 10542 PackageParser.Package pkg; 10543 int returnCode; 10544 String returnMsg; 10545 PackageRemovedInfo removedInfo; 10546 10547 public void setError(int code, String msg) { 10548 returnCode = code; 10549 returnMsg = msg; 10550 Slog.w(TAG, msg); 10551 } 10552 10553 public void setError(String msg, PackageParserException e) { 10554 returnCode = e.error; 10555 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 10556 Slog.w(TAG, msg, e); 10557 } 10558 10559 public void setError(String msg, PackageManagerException e) { 10560 returnCode = e.error; 10561 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 10562 Slog.w(TAG, msg, e); 10563 } 10564 10565 // In some error cases we want to convey more info back to the observer 10566 String origPackage; 10567 String origPermission; 10568 } 10569 10570 /* 10571 * Install a non-existing package. 10572 */ 10573 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 10574 UserHandle user, String installerPackageName, String volumeUuid, 10575 PackageInstalledInfo res) { 10576 // Remember this for later, in case we need to rollback this install 10577 String pkgName = pkg.packageName; 10578 10579 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 10580 boolean dataDirExists = getDataPathForPackage(pkg.packageName, 0).exists(); 10581 synchronized(mPackages) { 10582 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 10583 // A package with the same name is already installed, though 10584 // it has been renamed to an older name. The package we 10585 // are trying to install should be installed as an update to 10586 // the existing one, but that has not been requested, so bail. 10587 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 10588 + " without first uninstalling package running as " 10589 + mSettings.mRenamedPackages.get(pkgName)); 10590 return; 10591 } 10592 if (mPackages.containsKey(pkgName)) { 10593 // Don't allow installation over an existing package with the same name. 10594 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 10595 + " without first uninstalling."); 10596 return; 10597 } 10598 } 10599 10600 try { 10601 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 10602 System.currentTimeMillis(), user); 10603 10604 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 10605 // delete the partially installed application. the data directory will have to be 10606 // restored if it was already existing 10607 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 10608 // remove package from internal structures. Note that we want deletePackageX to 10609 // delete the package data and cache directories that it created in 10610 // scanPackageLocked, unless those directories existed before we even tried to 10611 // install. 10612 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 10613 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 10614 res.removedInfo, true); 10615 } 10616 10617 } catch (PackageManagerException e) { 10618 res.setError("Package couldn't be installed in " + pkg.codePath, e); 10619 } 10620 } 10621 10622 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 10623 // Upgrade keysets are being used. Determine if new package has a superset of the 10624 // required keys. 10625 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 10626 KeySetManagerService ksms = mSettings.mKeySetManagerService; 10627 for (int i = 0; i < upgradeKeySets.length; i++) { 10628 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 10629 if (newPkg.mSigningKeys.containsAll(upgradeSet)) { 10630 return true; 10631 } 10632 } 10633 return false; 10634 } 10635 10636 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 10637 UserHandle user, String installerPackageName, String volumeUuid, 10638 PackageInstalledInfo res) { 10639 PackageParser.Package oldPackage; 10640 String pkgName = pkg.packageName; 10641 int[] allUsers; 10642 boolean[] perUserInstalled; 10643 10644 // First find the old package info and check signatures 10645 synchronized(mPackages) { 10646 oldPackage = mPackages.get(pkgName); 10647 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 10648 PackageSetting ps = mSettings.mPackages.get(pkgName); 10649 if (ps == null || !ps.keySetData.isUsingUpgradeKeySets() || ps.sharedUser != null) { 10650 // default to original signature matching 10651 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 10652 != PackageManager.SIGNATURE_MATCH) { 10653 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 10654 "New package has a different signature: " + pkgName); 10655 return; 10656 } 10657 } else { 10658 if(!checkUpgradeKeySetLP(ps, pkg)) { 10659 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 10660 "New package not signed by keys specified by upgrade-keysets: " 10661 + pkgName); 10662 return; 10663 } 10664 } 10665 10666 // In case of rollback, remember per-user/profile install state 10667 allUsers = sUserManager.getUserIds(); 10668 perUserInstalled = new boolean[allUsers.length]; 10669 for (int i = 0; i < allUsers.length; i++) { 10670 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 10671 } 10672 } 10673 10674 boolean sysPkg = (isSystemApp(oldPackage)); 10675 if (sysPkg) { 10676 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 10677 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 10678 } else { 10679 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 10680 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 10681 } 10682 } 10683 10684 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 10685 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 10686 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 10687 String volumeUuid, PackageInstalledInfo res) { 10688 String pkgName = deletedPackage.packageName; 10689 boolean deletedPkg = true; 10690 boolean updatedSettings = false; 10691 10692 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 10693 + deletedPackage); 10694 long origUpdateTime; 10695 if (pkg.mExtras != null) { 10696 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 10697 } else { 10698 origUpdateTime = 0; 10699 } 10700 10701 // First delete the existing package while retaining the data directory 10702 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 10703 res.removedInfo, true)) { 10704 // If the existing package wasn't successfully deleted 10705 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 10706 deletedPkg = false; 10707 } else { 10708 // Successfully deleted the old package; proceed with replace. 10709 10710 // If deleted package lived in a container, give users a chance to 10711 // relinquish resources before killing. 10712 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 10713 if (DEBUG_INSTALL) { 10714 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 10715 } 10716 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 10717 final ArrayList<String> pkgList = new ArrayList<String>(1); 10718 pkgList.add(deletedPackage.applicationInfo.packageName); 10719 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 10720 } 10721 10722 deleteCodeCacheDirsLI(pkgName); 10723 try { 10724 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 10725 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 10726 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 10727 perUserInstalled, res, user); 10728 updatedSettings = true; 10729 } catch (PackageManagerException e) { 10730 res.setError("Package couldn't be installed in " + pkg.codePath, e); 10731 } 10732 } 10733 10734 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 10735 // remove package from internal structures. Note that we want deletePackageX to 10736 // delete the package data and cache directories that it created in 10737 // scanPackageLocked, unless those directories existed before we even tried to 10738 // install. 10739 if(updatedSettings) { 10740 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 10741 deletePackageLI( 10742 pkgName, null, true, allUsers, perUserInstalled, 10743 PackageManager.DELETE_KEEP_DATA, 10744 res.removedInfo, true); 10745 } 10746 // Since we failed to install the new package we need to restore the old 10747 // package that we deleted. 10748 if (deletedPkg) { 10749 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 10750 File restoreFile = new File(deletedPackage.codePath); 10751 // Parse old package 10752 boolean oldExternal = isExternal(deletedPackage); 10753 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 10754 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 10755 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 10756 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 10757 try { 10758 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 10759 } catch (PackageManagerException e) { 10760 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 10761 + e.getMessage()); 10762 return; 10763 } 10764 // Restore of old package succeeded. Update permissions. 10765 // writer 10766 synchronized (mPackages) { 10767 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 10768 UPDATE_PERMISSIONS_ALL); 10769 // can downgrade to reader 10770 mSettings.writeLPr(); 10771 } 10772 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 10773 } 10774 } 10775 } 10776 10777 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 10778 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 10779 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 10780 String volumeUuid, PackageInstalledInfo res) { 10781 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 10782 + ", old=" + deletedPackage); 10783 boolean disabledSystem = false; 10784 boolean updatedSettings = false; 10785 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 10786 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 10787 != 0) { 10788 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 10789 } 10790 String packageName = deletedPackage.packageName; 10791 if (packageName == null) { 10792 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 10793 "Attempt to delete null packageName."); 10794 return; 10795 } 10796 PackageParser.Package oldPkg; 10797 PackageSetting oldPkgSetting; 10798 // reader 10799 synchronized (mPackages) { 10800 oldPkg = mPackages.get(packageName); 10801 oldPkgSetting = mSettings.mPackages.get(packageName); 10802 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 10803 (oldPkgSetting == null)) { 10804 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 10805 "Couldn't find package:" + packageName + " information"); 10806 return; 10807 } 10808 } 10809 10810 killApplication(packageName, oldPkg.applicationInfo.uid, "replace sys pkg"); 10811 10812 res.removedInfo.uid = oldPkg.applicationInfo.uid; 10813 res.removedInfo.removedPackage = packageName; 10814 // Remove existing system package 10815 removePackageLI(oldPkgSetting, true); 10816 // writer 10817 synchronized (mPackages) { 10818 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 10819 if (!disabledSystem && deletedPackage != null) { 10820 // We didn't need to disable the .apk as a current system package, 10821 // which means we are replacing another update that is already 10822 // installed. We need to make sure to delete the older one's .apk. 10823 res.removedInfo.args = createInstallArgsForExisting(0, 10824 deletedPackage.applicationInfo.getCodePath(), 10825 deletedPackage.applicationInfo.getResourcePath(), 10826 deletedPackage.applicationInfo.nativeLibraryRootDir, 10827 getAppDexInstructionSets(deletedPackage.applicationInfo)); 10828 } else { 10829 res.removedInfo.args = null; 10830 } 10831 } 10832 10833 // Successfully disabled the old package. Now proceed with re-installation 10834 deleteCodeCacheDirsLI(packageName); 10835 10836 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 10837 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 10838 10839 PackageParser.Package newPackage = null; 10840 try { 10841 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 10842 if (newPackage.mExtras != null) { 10843 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 10844 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 10845 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 10846 10847 // is the update attempting to change shared user? that isn't going to work... 10848 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 10849 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 10850 "Forbidding shared user change from " + oldPkgSetting.sharedUser 10851 + " to " + newPkgSetting.sharedUser); 10852 updatedSettings = true; 10853 } 10854 } 10855 10856 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10857 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 10858 perUserInstalled, res, user); 10859 updatedSettings = true; 10860 } 10861 10862 } catch (PackageManagerException e) { 10863 res.setError("Package couldn't be installed in " + pkg.codePath, e); 10864 } 10865 10866 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 10867 // Re installation failed. Restore old information 10868 // Remove new pkg information 10869 if (newPackage != null) { 10870 removeInstalledPackageLI(newPackage, true); 10871 } 10872 // Add back the old system package 10873 try { 10874 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 10875 } catch (PackageManagerException e) { 10876 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 10877 } 10878 // Restore the old system information in Settings 10879 synchronized (mPackages) { 10880 if (disabledSystem) { 10881 mSettings.enableSystemPackageLPw(packageName); 10882 } 10883 if (updatedSettings) { 10884 mSettings.setInstallerPackageName(packageName, 10885 oldPkgSetting.installerPackageName); 10886 } 10887 mSettings.writeLPr(); 10888 } 10889 } 10890 } 10891 10892 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 10893 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 10894 UserHandle user) { 10895 String pkgName = newPackage.packageName; 10896 synchronized (mPackages) { 10897 //write settings. the installStatus will be incomplete at this stage. 10898 //note that the new package setting would have already been 10899 //added to mPackages. It hasn't been persisted yet. 10900 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 10901 mSettings.writeLPr(); 10902 } 10903 10904 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 10905 10906 synchronized (mPackages) { 10907 updatePermissionsLPw(newPackage.packageName, newPackage, 10908 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 10909 ? UPDATE_PERMISSIONS_ALL : 0)); 10910 // For system-bundled packages, we assume that installing an upgraded version 10911 // of the package implies that the user actually wants to run that new code, 10912 // so we enable the package. 10913 PackageSetting ps = mSettings.mPackages.get(pkgName); 10914 if (ps != null) { 10915 if (isSystemApp(newPackage)) { 10916 // NB: implicit assumption that system package upgrades apply to all users 10917 if (DEBUG_INSTALL) { 10918 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 10919 } 10920 if (res.origUsers != null) { 10921 for (int userHandle : res.origUsers) { 10922 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 10923 userHandle, installerPackageName); 10924 } 10925 } 10926 // Also convey the prior install/uninstall state 10927 if (allUsers != null && perUserInstalled != null) { 10928 for (int i = 0; i < allUsers.length; i++) { 10929 if (DEBUG_INSTALL) { 10930 Slog.d(TAG, " user " + allUsers[i] 10931 + " => " + perUserInstalled[i]); 10932 } 10933 ps.setInstalled(perUserInstalled[i], allUsers[i]); 10934 } 10935 // these install state changes will be persisted in the 10936 // upcoming call to mSettings.writeLPr(). 10937 } 10938 } 10939 // It's implied that when a user requests installation, they want the app to be 10940 // installed and enabled. 10941 int userId = user.getIdentifier(); 10942 if (userId != UserHandle.USER_ALL) { 10943 ps.setInstalled(true, userId); 10944 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 10945 } 10946 } 10947 res.name = pkgName; 10948 res.uid = newPackage.applicationInfo.uid; 10949 res.pkg = newPackage; 10950 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 10951 mSettings.setInstallerPackageName(pkgName, installerPackageName); 10952 mSettings.setVolumeUuid(pkgName, volumeUuid); 10953 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 10954 //to update install status 10955 mSettings.writeLPr(); 10956 } 10957 } 10958 10959 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 10960 final int installFlags = args.installFlags; 10961 final String installerPackageName = args.installerPackageName; 10962 final String volumeUuid = args.volumeUuid; 10963 final File tmpPackageFile = new File(args.getCodePath()); 10964 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 10965 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 10966 || (args.volumeUuid != null)); 10967 boolean replace = false; 10968 final int scanFlags = SCAN_NEW_INSTALL | SCAN_FORCE_DEX | SCAN_UPDATE_SIGNATURE; 10969 // Result object to be returned 10970 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 10971 10972 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 10973 // Retrieve PackageSettings and parse package 10974 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 10975 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 10976 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 10977 PackageParser pp = new PackageParser(); 10978 pp.setSeparateProcesses(mSeparateProcesses); 10979 pp.setDisplayMetrics(mMetrics); 10980 10981 final PackageParser.Package pkg; 10982 try { 10983 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 10984 } catch (PackageParserException e) { 10985 res.setError("Failed parse during installPackageLI", e); 10986 return; 10987 } 10988 10989 // Mark that we have an install time CPU ABI override. 10990 pkg.cpuAbiOverride = args.abiOverride; 10991 10992 String pkgName = res.name = pkg.packageName; 10993 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 10994 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 10995 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 10996 return; 10997 } 10998 } 10999 11000 try { 11001 pp.collectCertificates(pkg, parseFlags); 11002 pp.collectManifestDigest(pkg); 11003 } catch (PackageParserException e) { 11004 res.setError("Failed collect during installPackageLI", e); 11005 return; 11006 } 11007 11008 /* If the installer passed in a manifest digest, compare it now. */ 11009 if (args.manifestDigest != null) { 11010 if (DEBUG_INSTALL) { 11011 final String parsedManifest = pkg.manifestDigest == null ? "null" 11012 : pkg.manifestDigest.toString(); 11013 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 11014 + parsedManifest); 11015 } 11016 11017 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 11018 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 11019 return; 11020 } 11021 } else if (DEBUG_INSTALL) { 11022 final String parsedManifest = pkg.manifestDigest == null 11023 ? "null" : pkg.manifestDigest.toString(); 11024 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 11025 } 11026 11027 // Get rid of all references to package scan path via parser. 11028 pp = null; 11029 String oldCodePath = null; 11030 boolean systemApp = false; 11031 synchronized (mPackages) { 11032 // Check if installing already existing package 11033 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 11034 String oldName = mSettings.mRenamedPackages.get(pkgName); 11035 if (pkg.mOriginalPackages != null 11036 && pkg.mOriginalPackages.contains(oldName) 11037 && mPackages.containsKey(oldName)) { 11038 // This package is derived from an original package, 11039 // and this device has been updating from that original 11040 // name. We must continue using the original name, so 11041 // rename the new package here. 11042 pkg.setPackageName(oldName); 11043 pkgName = pkg.packageName; 11044 replace = true; 11045 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 11046 + oldName + " pkgName=" + pkgName); 11047 } else if (mPackages.containsKey(pkgName)) { 11048 // This package, under its official name, already exists 11049 // on the device; we should replace it. 11050 replace = true; 11051 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 11052 } 11053 } 11054 11055 PackageSetting ps = mSettings.mPackages.get(pkgName); 11056 if (ps != null) { 11057 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 11058 11059 // Quick sanity check that we're signed correctly if updating; 11060 // we'll check this again later when scanning, but we want to 11061 // bail early here before tripping over redefined permissions. 11062 if (!ps.keySetData.isUsingUpgradeKeySets() || ps.sharedUser != null) { 11063 try { 11064 verifySignaturesLP(ps, pkg); 11065 } catch (PackageManagerException e) { 11066 res.setError(e.error, e.getMessage()); 11067 return; 11068 } 11069 } else { 11070 if (!checkUpgradeKeySetLP(ps, pkg)) { 11071 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 11072 + pkg.packageName + " upgrade keys do not match the " 11073 + "previously installed version"); 11074 return; 11075 } 11076 } 11077 11078 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 11079 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 11080 systemApp = (ps.pkg.applicationInfo.flags & 11081 ApplicationInfo.FLAG_SYSTEM) != 0; 11082 } 11083 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 11084 } 11085 11086 // Check whether the newly-scanned package wants to define an already-defined perm 11087 int N = pkg.permissions.size(); 11088 for (int i = N-1; i >= 0; i--) { 11089 PackageParser.Permission perm = pkg.permissions.get(i); 11090 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 11091 if (bp != null) { 11092 // If the defining package is signed with our cert, it's okay. This 11093 // also includes the "updating the same package" case, of course. 11094 // "updating same package" could also involve key-rotation. 11095 final boolean sigsOk; 11096 if (!bp.sourcePackage.equals(pkg.packageName) 11097 || !(bp.packageSetting instanceof PackageSetting) 11098 || !bp.packageSetting.keySetData.isUsingUpgradeKeySets() 11099 || ((PackageSetting) bp.packageSetting).sharedUser != null) { 11100 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 11101 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 11102 } else { 11103 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 11104 } 11105 if (!sigsOk) { 11106 // If the owning package is the system itself, we log but allow 11107 // install to proceed; we fail the install on all other permission 11108 // redefinitions. 11109 if (!bp.sourcePackage.equals("android")) { 11110 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 11111 + pkg.packageName + " attempting to redeclare permission " 11112 + perm.info.name + " already owned by " + bp.sourcePackage); 11113 res.origPermission = perm.info.name; 11114 res.origPackage = bp.sourcePackage; 11115 return; 11116 } else { 11117 Slog.w(TAG, "Package " + pkg.packageName 11118 + " attempting to redeclare system permission " 11119 + perm.info.name + "; ignoring new declaration"); 11120 pkg.permissions.remove(i); 11121 } 11122 } 11123 } 11124 } 11125 11126 } 11127 11128 if (systemApp && onExternal) { 11129 // Disable updates to system apps on sdcard 11130 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 11131 "Cannot install updates to system apps on sdcard"); 11132 return; 11133 } 11134 11135 // Run dexopt before old package gets removed, to minimize time when app is not available 11136 int result = mPackageDexOptimizer 11137 .performDexOpt(pkg, null /* instruction sets */, true /* forceDex */, 11138 false /* defer */, false /* inclDependencies */); 11139 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 11140 res.setError(INSTALL_FAILED_DEXOPT, "Dexopt failed for " + pkg.codePath); 11141 return; 11142 } 11143 11144 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 11145 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 11146 return; 11147 } 11148 11149 startIntentFilterVerifications(args.user.getIdentifier(), pkg); 11150 11151 if (replace) { 11152 // Call replacePackageLI with SCAN_NO_DEX, since we already made dexopt 11153 replacePackageLI(pkg, parseFlags, scanFlags | SCAN_REPLACING | SCAN_NO_DEX, args.user, 11154 installerPackageName, volumeUuid, res); 11155 } else { 11156 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 11157 args.user, installerPackageName, volumeUuid, res); 11158 } 11159 synchronized (mPackages) { 11160 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11161 if (ps != null) { 11162 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 11163 } 11164 } 11165 } 11166 11167 private void startIntentFilterVerifications(int userId, PackageParser.Package pkg) { 11168 if (mIntentFilterVerifierComponent == null) { 11169 Slog.d(TAG, "No IntentFilter verification will not be done as " 11170 + "there is no IntentFilterVerifier available!"); 11171 return; 11172 } 11173 11174 final int verifierUid = getPackageUid( 11175 mIntentFilterVerifierComponent.getPackageName(), 11176 (userId == UserHandle.USER_ALL) ? UserHandle.USER_OWNER : userId); 11177 11178 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 11179 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 11180 msg.obj = pkg; 11181 msg.arg1 = userId; 11182 msg.arg2 = verifierUid; 11183 11184 mHandler.sendMessage(msg); 11185 } 11186 11187 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, 11188 PackageParser.Package pkg) { 11189 int size = pkg.activities.size(); 11190 if (size == 0) { 11191 Slog.d(TAG, "No activity, so no need to verify any IntentFilter!"); 11192 return; 11193 } 11194 11195 Slog.d(TAG, "Checking for userId:" + userId + " if any IntentFilter from the " + size 11196 + " Activities needs verification ..."); 11197 11198 final int verificationId = mIntentFilterVerificationToken++; 11199 int count = 0; 11200 synchronized (mPackages) { 11201 for (PackageParser.Activity a : pkg.activities) { 11202 for (ActivityIntentInfo filter : a.intents) { 11203 boolean needFilterVerification = filter.needsVerification() && 11204 !filter.isVerified(); 11205 if (needFilterVerification && needNetworkVerificationLPr(filter)) { 11206 Slog.d(TAG, "Verification needed for IntentFilter:" + filter.toString()); 11207 mIntentFilterVerifier.addOneIntentFilterVerification( 11208 verifierUid, userId, verificationId, filter, pkg.packageName); 11209 count++; 11210 } else { 11211 Slog.d(TAG, "No verification needed for IntentFilter:" + filter.toString()); 11212 } 11213 } 11214 } 11215 } 11216 11217 if (count > 0) { 11218 mIntentFilterVerifier.startVerifications(userId); 11219 Slog.d(TAG, "Started " + count + " IntentFilter verification" 11220 + (count > 1 ? "s" : "") + " for userId:" + userId + "!"); 11221 } else { 11222 Slog.d(TAG, "No need to start any IntentFilter verification!"); 11223 } 11224 } 11225 11226 private boolean needNetworkVerificationLPr(ActivityIntentInfo filter) { 11227 final ComponentName cn = filter.activity.getComponentName(); 11228 final String packageName = cn.getPackageName(); 11229 11230 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 11231 packageName); 11232 if (ivi == null) { 11233 return true; 11234 } 11235 int status = ivi.getStatus(); 11236 switch (status) { 11237 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 11238 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 11239 return true; 11240 11241 default: 11242 // Nothing to do 11243 return false; 11244 } 11245 } 11246 11247 private static boolean isMultiArch(PackageSetting ps) { 11248 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 11249 } 11250 11251 private static boolean isMultiArch(ApplicationInfo info) { 11252 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 11253 } 11254 11255 private static boolean isExternal(PackageParser.Package pkg) { 11256 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 11257 } 11258 11259 private static boolean isExternal(PackageSetting ps) { 11260 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 11261 } 11262 11263 private static boolean isExternal(ApplicationInfo info) { 11264 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 11265 } 11266 11267 private static boolean isSystemApp(PackageParser.Package pkg) { 11268 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 11269 } 11270 11271 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 11272 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 11273 } 11274 11275 private static boolean isSystemApp(PackageSetting ps) { 11276 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 11277 } 11278 11279 private static boolean isUpdatedSystemApp(PackageSetting ps) { 11280 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 11281 } 11282 11283 private int packageFlagsToInstallFlags(PackageSetting ps) { 11284 int installFlags = 0; 11285 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 11286 // This existing package was an external ASEC install when we have 11287 // the external flag without a UUID 11288 installFlags |= PackageManager.INSTALL_EXTERNAL; 11289 } 11290 if (ps.isForwardLocked()) { 11291 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 11292 } 11293 return installFlags; 11294 } 11295 11296 private void deleteTempPackageFiles() { 11297 final FilenameFilter filter = new FilenameFilter() { 11298 public boolean accept(File dir, String name) { 11299 return name.startsWith("vmdl") && name.endsWith(".tmp"); 11300 } 11301 }; 11302 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 11303 file.delete(); 11304 } 11305 } 11306 11307 @Override 11308 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 11309 int flags) { 11310 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 11311 flags); 11312 } 11313 11314 @Override 11315 public void deletePackage(final String packageName, 11316 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 11317 mContext.enforceCallingOrSelfPermission( 11318 android.Manifest.permission.DELETE_PACKAGES, null); 11319 final int uid = Binder.getCallingUid(); 11320 if (UserHandle.getUserId(uid) != userId) { 11321 mContext.enforceCallingPermission( 11322 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 11323 "deletePackage for user " + userId); 11324 } 11325 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 11326 try { 11327 observer.onPackageDeleted(packageName, 11328 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 11329 } catch (RemoteException re) { 11330 } 11331 return; 11332 } 11333 11334 boolean uninstallBlocked = false; 11335 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 11336 int[] users = sUserManager.getUserIds(); 11337 for (int i = 0; i < users.length; ++i) { 11338 if (getBlockUninstallForUser(packageName, users[i])) { 11339 uninstallBlocked = true; 11340 break; 11341 } 11342 } 11343 } else { 11344 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 11345 } 11346 if (uninstallBlocked) { 11347 try { 11348 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 11349 null); 11350 } catch (RemoteException re) { 11351 } 11352 return; 11353 } 11354 11355 if (DEBUG_REMOVE) { 11356 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 11357 } 11358 // Queue up an async operation since the package deletion may take a little while. 11359 mHandler.post(new Runnable() { 11360 public void run() { 11361 mHandler.removeCallbacks(this); 11362 final int returnCode = deletePackageX(packageName, userId, flags); 11363 if (observer != null) { 11364 try { 11365 observer.onPackageDeleted(packageName, returnCode, null); 11366 } catch (RemoteException e) { 11367 Log.i(TAG, "Observer no longer exists."); 11368 } //end catch 11369 } //end if 11370 } //end run 11371 }); 11372 } 11373 11374 private boolean isPackageDeviceAdmin(String packageName, int userId) { 11375 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 11376 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 11377 try { 11378 if (dpm != null) { 11379 if (dpm.isDeviceOwner(packageName)) { 11380 return true; 11381 } 11382 int[] users; 11383 if (userId == UserHandle.USER_ALL) { 11384 users = sUserManager.getUserIds(); 11385 } else { 11386 users = new int[]{userId}; 11387 } 11388 for (int i = 0; i < users.length; ++i) { 11389 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 11390 return true; 11391 } 11392 } 11393 } 11394 } catch (RemoteException e) { 11395 } 11396 return false; 11397 } 11398 11399 /** 11400 * This method is an internal method that could be get invoked either 11401 * to delete an installed package or to clean up a failed installation. 11402 * After deleting an installed package, a broadcast is sent to notify any 11403 * listeners that the package has been installed. For cleaning up a failed 11404 * installation, the broadcast is not necessary since the package's 11405 * installation wouldn't have sent the initial broadcast either 11406 * The key steps in deleting a package are 11407 * deleting the package information in internal structures like mPackages, 11408 * deleting the packages base directories through installd 11409 * updating mSettings to reflect current status 11410 * persisting settings for later use 11411 * sending a broadcast if necessary 11412 */ 11413 private int deletePackageX(String packageName, int userId, int flags) { 11414 final PackageRemovedInfo info = new PackageRemovedInfo(); 11415 final boolean res; 11416 11417 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 11418 ? UserHandle.ALL : new UserHandle(userId); 11419 11420 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 11421 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 11422 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 11423 } 11424 11425 boolean removedForAllUsers = false; 11426 boolean systemUpdate = false; 11427 11428 // for the uninstall-updates case and restricted profiles, remember the per- 11429 // userhandle installed state 11430 int[] allUsers; 11431 boolean[] perUserInstalled; 11432 synchronized (mPackages) { 11433 PackageSetting ps = mSettings.mPackages.get(packageName); 11434 allUsers = sUserManager.getUserIds(); 11435 perUserInstalled = new boolean[allUsers.length]; 11436 for (int i = 0; i < allUsers.length; i++) { 11437 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 11438 } 11439 } 11440 11441 synchronized (mInstallLock) { 11442 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 11443 res = deletePackageLI(packageName, removeForUser, 11444 true, allUsers, perUserInstalled, 11445 flags | REMOVE_CHATTY, info, true); 11446 systemUpdate = info.isRemovedPackageSystemUpdate; 11447 if (res && !systemUpdate && mPackages.get(packageName) == null) { 11448 removedForAllUsers = true; 11449 } 11450 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 11451 + " removedForAllUsers=" + removedForAllUsers); 11452 } 11453 11454 if (res) { 11455 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 11456 11457 // If the removed package was a system update, the old system package 11458 // was re-enabled; we need to broadcast this information 11459 if (systemUpdate) { 11460 Bundle extras = new Bundle(1); 11461 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 11462 ? info.removedAppId : info.uid); 11463 extras.putBoolean(Intent.EXTRA_REPLACING, true); 11464 11465 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 11466 extras, null, null, null); 11467 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 11468 extras, null, null, null); 11469 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 11470 null, packageName, null, null); 11471 } 11472 } 11473 // Force a gc here. 11474 Runtime.getRuntime().gc(); 11475 // Delete the resources here after sending the broadcast to let 11476 // other processes clean up before deleting resources. 11477 if (info.args != null) { 11478 synchronized (mInstallLock) { 11479 info.args.doPostDeleteLI(true); 11480 } 11481 } 11482 11483 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 11484 } 11485 11486 static class PackageRemovedInfo { 11487 String removedPackage; 11488 int uid = -1; 11489 int removedAppId = -1; 11490 int[] removedUsers = null; 11491 boolean isRemovedPackageSystemUpdate = false; 11492 // Clean up resources deleted packages. 11493 InstallArgs args = null; 11494 11495 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 11496 Bundle extras = new Bundle(1); 11497 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 11498 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 11499 if (replacing) { 11500 extras.putBoolean(Intent.EXTRA_REPLACING, true); 11501 } 11502 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 11503 if (removedPackage != null) { 11504 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 11505 extras, null, null, removedUsers); 11506 if (fullRemove && !replacing) { 11507 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 11508 extras, null, null, removedUsers); 11509 } 11510 } 11511 if (removedAppId >= 0) { 11512 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 11513 removedUsers); 11514 } 11515 } 11516 } 11517 11518 /* 11519 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 11520 * flag is not set, the data directory is removed as well. 11521 * make sure this flag is set for partially installed apps. If not its meaningless to 11522 * delete a partially installed application. 11523 */ 11524 private void removePackageDataLI(PackageSetting ps, 11525 int[] allUserHandles, boolean[] perUserInstalled, 11526 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 11527 String packageName = ps.name; 11528 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 11529 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 11530 // Retrieve object to delete permissions for shared user later on 11531 final PackageSetting deletedPs; 11532 // reader 11533 synchronized (mPackages) { 11534 deletedPs = mSettings.mPackages.get(packageName); 11535 if (outInfo != null) { 11536 outInfo.removedPackage = packageName; 11537 outInfo.removedUsers = deletedPs != null 11538 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 11539 : null; 11540 } 11541 } 11542 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 11543 removeDataDirsLI(packageName); 11544 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 11545 } 11546 // writer 11547 synchronized (mPackages) { 11548 if (deletedPs != null) { 11549 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 11550 if (outInfo != null) { 11551 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 11552 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 11553 } 11554 updatePermissionsLPw(deletedPs.name, null, 0); 11555 if (deletedPs.sharedUser != null) { 11556 // Remove permissions associated with package. Since runtime 11557 // permissions are per user we have to kill the removed package 11558 // or packages running under the shared user of the removed 11559 // package if revoking the permissions requested only by the removed 11560 // package is successful and this causes a change in gids. 11561 for (int userId : UserManagerService.getInstance().getUserIds()) { 11562 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 11563 userId); 11564 if (userIdToKill == UserHandle.USER_ALL 11565 || userIdToKill >= UserHandle.USER_OWNER) { 11566 // If gids changed for this user, kill all affected packages. 11567 mHandler.post(new Runnable() { 11568 @Override 11569 public void run() { 11570 // This has to happen with no lock held. 11571 killSettingPackagesForUser(deletedPs, userIdToKill, 11572 KILL_APP_REASON_GIDS_CHANGED); 11573 } 11574 }); 11575 break; 11576 } 11577 } 11578 } 11579 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 11580 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 11581 } 11582 // make sure to preserve per-user disabled state if this removal was just 11583 // a downgrade of a system app to the factory package 11584 if (allUserHandles != null && perUserInstalled != null) { 11585 if (DEBUG_REMOVE) { 11586 Slog.d(TAG, "Propagating install state across downgrade"); 11587 } 11588 for (int i = 0; i < allUserHandles.length; i++) { 11589 if (DEBUG_REMOVE) { 11590 Slog.d(TAG, " user " + allUserHandles[i] 11591 + " => " + perUserInstalled[i]); 11592 } 11593 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 11594 } 11595 } 11596 } 11597 // can downgrade to reader 11598 if (writeSettings) { 11599 // Save settings now 11600 mSettings.writeLPr(); 11601 } 11602 } 11603 if (outInfo != null) { 11604 // A user ID was deleted here. Go through all users and remove it 11605 // from KeyStore. 11606 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 11607 } 11608 } 11609 11610 static boolean locationIsPrivileged(File path) { 11611 try { 11612 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 11613 .getCanonicalPath(); 11614 return path.getCanonicalPath().startsWith(privilegedAppDir); 11615 } catch (IOException e) { 11616 Slog.e(TAG, "Unable to access code path " + path); 11617 } 11618 return false; 11619 } 11620 11621 /* 11622 * Tries to delete system package. 11623 */ 11624 private boolean deleteSystemPackageLI(PackageSetting newPs, 11625 int[] allUserHandles, boolean[] perUserInstalled, 11626 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 11627 final boolean applyUserRestrictions 11628 = (allUserHandles != null) && (perUserInstalled != null); 11629 PackageSetting disabledPs = null; 11630 // Confirm if the system package has been updated 11631 // An updated system app can be deleted. This will also have to restore 11632 // the system pkg from system partition 11633 // reader 11634 synchronized (mPackages) { 11635 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 11636 } 11637 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 11638 + " disabledPs=" + disabledPs); 11639 if (disabledPs == null) { 11640 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 11641 return false; 11642 } else if (DEBUG_REMOVE) { 11643 Slog.d(TAG, "Deleting system pkg from data partition"); 11644 } 11645 if (DEBUG_REMOVE) { 11646 if (applyUserRestrictions) { 11647 Slog.d(TAG, "Remembering install states:"); 11648 for (int i = 0; i < allUserHandles.length; i++) { 11649 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 11650 } 11651 } 11652 } 11653 // Delete the updated package 11654 outInfo.isRemovedPackageSystemUpdate = true; 11655 if (disabledPs.versionCode < newPs.versionCode) { 11656 // Delete data for downgrades 11657 flags &= ~PackageManager.DELETE_KEEP_DATA; 11658 } else { 11659 // Preserve data by setting flag 11660 flags |= PackageManager.DELETE_KEEP_DATA; 11661 } 11662 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 11663 allUserHandles, perUserInstalled, outInfo, writeSettings); 11664 if (!ret) { 11665 return false; 11666 } 11667 // writer 11668 synchronized (mPackages) { 11669 // Reinstate the old system package 11670 mSettings.enableSystemPackageLPw(newPs.name); 11671 // Remove any native libraries from the upgraded package. 11672 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 11673 } 11674 // Install the system package 11675 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 11676 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 11677 if (locationIsPrivileged(disabledPs.codePath)) { 11678 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 11679 } 11680 11681 final PackageParser.Package newPkg; 11682 try { 11683 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 11684 } catch (PackageManagerException e) { 11685 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 11686 return false; 11687 } 11688 11689 // writer 11690 synchronized (mPackages) { 11691 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 11692 updatePermissionsLPw(newPkg.packageName, newPkg, 11693 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 11694 if (applyUserRestrictions) { 11695 if (DEBUG_REMOVE) { 11696 Slog.d(TAG, "Propagating install state across reinstall"); 11697 } 11698 for (int i = 0; i < allUserHandles.length; i++) { 11699 if (DEBUG_REMOVE) { 11700 Slog.d(TAG, " user " + allUserHandles[i] 11701 + " => " + perUserInstalled[i]); 11702 } 11703 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 11704 } 11705 // Regardless of writeSettings we need to ensure that this restriction 11706 // state propagation is persisted 11707 mSettings.writeAllUsersPackageRestrictionsLPr(); 11708 } 11709 // can downgrade to reader here 11710 if (writeSettings) { 11711 mSettings.writeLPr(); 11712 } 11713 } 11714 return true; 11715 } 11716 11717 private boolean deleteInstalledPackageLI(PackageSetting ps, 11718 boolean deleteCodeAndResources, int flags, 11719 int[] allUserHandles, boolean[] perUserInstalled, 11720 PackageRemovedInfo outInfo, boolean writeSettings) { 11721 if (outInfo != null) { 11722 outInfo.uid = ps.appId; 11723 } 11724 11725 // Delete package data from internal structures and also remove data if flag is set 11726 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 11727 11728 // Delete application code and resources 11729 if (deleteCodeAndResources && (outInfo != null)) { 11730 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 11731 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 11732 getAppDexInstructionSets(ps)); 11733 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 11734 } 11735 return true; 11736 } 11737 11738 @Override 11739 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 11740 int userId) { 11741 mContext.enforceCallingOrSelfPermission( 11742 android.Manifest.permission.DELETE_PACKAGES, null); 11743 synchronized (mPackages) { 11744 PackageSetting ps = mSettings.mPackages.get(packageName); 11745 if (ps == null) { 11746 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 11747 return false; 11748 } 11749 if (!ps.getInstalled(userId)) { 11750 // Can't block uninstall for an app that is not installed or enabled. 11751 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 11752 return false; 11753 } 11754 ps.setBlockUninstall(blockUninstall, userId); 11755 mSettings.writePackageRestrictionsLPr(userId); 11756 } 11757 return true; 11758 } 11759 11760 @Override 11761 public boolean getBlockUninstallForUser(String packageName, int userId) { 11762 synchronized (mPackages) { 11763 PackageSetting ps = mSettings.mPackages.get(packageName); 11764 if (ps == null) { 11765 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 11766 return false; 11767 } 11768 return ps.getBlockUninstall(userId); 11769 } 11770 } 11771 11772 /* 11773 * This method handles package deletion in general 11774 */ 11775 private boolean deletePackageLI(String packageName, UserHandle user, 11776 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 11777 int flags, PackageRemovedInfo outInfo, 11778 boolean writeSettings) { 11779 if (packageName == null) { 11780 Slog.w(TAG, "Attempt to delete null packageName."); 11781 return false; 11782 } 11783 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 11784 PackageSetting ps; 11785 boolean dataOnly = false; 11786 int removeUser = -1; 11787 int appId = -1; 11788 synchronized (mPackages) { 11789 ps = mSettings.mPackages.get(packageName); 11790 if (ps == null) { 11791 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 11792 return false; 11793 } 11794 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 11795 && user.getIdentifier() != UserHandle.USER_ALL) { 11796 // The caller is asking that the package only be deleted for a single 11797 // user. To do this, we just mark its uninstalled state and delete 11798 // its data. If this is a system app, we only allow this to happen if 11799 // they have set the special DELETE_SYSTEM_APP which requests different 11800 // semantics than normal for uninstalling system apps. 11801 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 11802 ps.setUserState(user.getIdentifier(), 11803 COMPONENT_ENABLED_STATE_DEFAULT, 11804 false, //installed 11805 true, //stopped 11806 true, //notLaunched 11807 false, //hidden 11808 null, null, null, 11809 false, // blockUninstall 11810 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 11811 if (!isSystemApp(ps)) { 11812 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 11813 // Other user still have this package installed, so all 11814 // we need to do is clear this user's data and save that 11815 // it is uninstalled. 11816 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 11817 removeUser = user.getIdentifier(); 11818 appId = ps.appId; 11819 mSettings.writePackageRestrictionsLPr(removeUser); 11820 } else { 11821 // We need to set it back to 'installed' so the uninstall 11822 // broadcasts will be sent correctly. 11823 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 11824 ps.setInstalled(true, user.getIdentifier()); 11825 } 11826 } else { 11827 // This is a system app, so we assume that the 11828 // other users still have this package installed, so all 11829 // we need to do is clear this user's data and save that 11830 // it is uninstalled. 11831 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 11832 removeUser = user.getIdentifier(); 11833 appId = ps.appId; 11834 mSettings.writePackageRestrictionsLPr(removeUser); 11835 } 11836 } 11837 } 11838 11839 if (removeUser >= 0) { 11840 // From above, we determined that we are deleting this only 11841 // for a single user. Continue the work here. 11842 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 11843 if (outInfo != null) { 11844 outInfo.removedPackage = packageName; 11845 outInfo.removedAppId = appId; 11846 outInfo.removedUsers = new int[] {removeUser}; 11847 } 11848 mInstaller.clearUserData(packageName, removeUser); 11849 removeKeystoreDataIfNeeded(removeUser, appId); 11850 schedulePackageCleaning(packageName, removeUser, false); 11851 return true; 11852 } 11853 11854 if (dataOnly) { 11855 // Delete application data first 11856 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 11857 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 11858 return true; 11859 } 11860 11861 boolean ret = false; 11862 if (isSystemApp(ps)) { 11863 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 11864 // When an updated system application is deleted we delete the existing resources as well and 11865 // fall back to existing code in system partition 11866 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 11867 flags, outInfo, writeSettings); 11868 } else { 11869 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 11870 // Kill application pre-emptively especially for apps on sd. 11871 killApplication(packageName, ps.appId, "uninstall pkg"); 11872 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 11873 allUserHandles, perUserInstalled, 11874 outInfo, writeSettings); 11875 } 11876 11877 return ret; 11878 } 11879 11880 private final class ClearStorageConnection implements ServiceConnection { 11881 IMediaContainerService mContainerService; 11882 11883 @Override 11884 public void onServiceConnected(ComponentName name, IBinder service) { 11885 synchronized (this) { 11886 mContainerService = IMediaContainerService.Stub.asInterface(service); 11887 notifyAll(); 11888 } 11889 } 11890 11891 @Override 11892 public void onServiceDisconnected(ComponentName name) { 11893 } 11894 } 11895 11896 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 11897 final boolean mounted; 11898 if (Environment.isExternalStorageEmulated()) { 11899 mounted = true; 11900 } else { 11901 final String status = Environment.getExternalStorageState(); 11902 11903 mounted = status.equals(Environment.MEDIA_MOUNTED) 11904 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 11905 } 11906 11907 if (!mounted) { 11908 return; 11909 } 11910 11911 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 11912 int[] users; 11913 if (userId == UserHandle.USER_ALL) { 11914 users = sUserManager.getUserIds(); 11915 } else { 11916 users = new int[] { userId }; 11917 } 11918 final ClearStorageConnection conn = new ClearStorageConnection(); 11919 if (mContext.bindServiceAsUser( 11920 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 11921 try { 11922 for (int curUser : users) { 11923 long timeout = SystemClock.uptimeMillis() + 5000; 11924 synchronized (conn) { 11925 long now = SystemClock.uptimeMillis(); 11926 while (conn.mContainerService == null && now < timeout) { 11927 try { 11928 conn.wait(timeout - now); 11929 } catch (InterruptedException e) { 11930 } 11931 } 11932 } 11933 if (conn.mContainerService == null) { 11934 return; 11935 } 11936 11937 final UserEnvironment userEnv = new UserEnvironment(curUser); 11938 clearDirectory(conn.mContainerService, 11939 userEnv.buildExternalStorageAppCacheDirs(packageName)); 11940 if (allData) { 11941 clearDirectory(conn.mContainerService, 11942 userEnv.buildExternalStorageAppDataDirs(packageName)); 11943 clearDirectory(conn.mContainerService, 11944 userEnv.buildExternalStorageAppMediaDirs(packageName)); 11945 } 11946 } 11947 } finally { 11948 mContext.unbindService(conn); 11949 } 11950 } 11951 } 11952 11953 @Override 11954 public void clearApplicationUserData(final String packageName, 11955 final IPackageDataObserver observer, final int userId) { 11956 mContext.enforceCallingOrSelfPermission( 11957 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 11958 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 11959 // Queue up an async operation since the package deletion may take a little while. 11960 mHandler.post(new Runnable() { 11961 public void run() { 11962 mHandler.removeCallbacks(this); 11963 final boolean succeeded; 11964 synchronized (mInstallLock) { 11965 succeeded = clearApplicationUserDataLI(packageName, userId); 11966 } 11967 clearExternalStorageDataSync(packageName, userId, true); 11968 if (succeeded) { 11969 // invoke DeviceStorageMonitor's update method to clear any notifications 11970 DeviceStorageMonitorInternal 11971 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 11972 if (dsm != null) { 11973 dsm.checkMemory(); 11974 } 11975 } 11976 if(observer != null) { 11977 try { 11978 observer.onRemoveCompleted(packageName, succeeded); 11979 } catch (RemoteException e) { 11980 Log.i(TAG, "Observer no longer exists."); 11981 } 11982 } //end if observer 11983 } //end run 11984 }); 11985 } 11986 11987 private boolean clearApplicationUserDataLI(String packageName, int userId) { 11988 if (packageName == null) { 11989 Slog.w(TAG, "Attempt to delete null packageName."); 11990 return false; 11991 } 11992 11993 // Try finding details about the requested package 11994 PackageParser.Package pkg; 11995 synchronized (mPackages) { 11996 pkg = mPackages.get(packageName); 11997 if (pkg == null) { 11998 final PackageSetting ps = mSettings.mPackages.get(packageName); 11999 if (ps != null) { 12000 pkg = ps.pkg; 12001 } 12002 } 12003 } 12004 12005 if (pkg == null) { 12006 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 12007 } 12008 12009 // Always delete data directories for package, even if we found no other 12010 // record of app. This helps users recover from UID mismatches without 12011 // resorting to a full data wipe. 12012 int retCode = mInstaller.clearUserData(packageName, userId); 12013 if (retCode < 0) { 12014 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 12015 return false; 12016 } 12017 12018 if (pkg == null) { 12019 return false; 12020 } 12021 12022 if (pkg != null && pkg.applicationInfo != null) { 12023 final int appId = pkg.applicationInfo.uid; 12024 removeKeystoreDataIfNeeded(userId, appId); 12025 } 12026 12027 // Create a native library symlink only if we have native libraries 12028 // and if the native libraries are 32 bit libraries. We do not provide 12029 // this symlink for 64 bit libraries. 12030 if (pkg != null && pkg.applicationInfo.primaryCpuAbi != null && 12031 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 12032 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 12033 if (mInstaller.linkNativeLibraryDirectory(pkg.packageName, nativeLibPath, userId) < 0) { 12034 Slog.w(TAG, "Failed linking native library dir"); 12035 return false; 12036 } 12037 } 12038 12039 return true; 12040 } 12041 12042 /** 12043 * Remove entries from the keystore daemon. Will only remove it if the 12044 * {@code appId} is valid. 12045 */ 12046 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 12047 if (appId < 0) { 12048 return; 12049 } 12050 12051 final KeyStore keyStore = KeyStore.getInstance(); 12052 if (keyStore != null) { 12053 if (userId == UserHandle.USER_ALL) { 12054 for (final int individual : sUserManager.getUserIds()) { 12055 keyStore.clearUid(UserHandle.getUid(individual, appId)); 12056 } 12057 } else { 12058 keyStore.clearUid(UserHandle.getUid(userId, appId)); 12059 } 12060 } else { 12061 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 12062 } 12063 } 12064 12065 @Override 12066 public void deleteApplicationCacheFiles(final String packageName, 12067 final IPackageDataObserver observer) { 12068 mContext.enforceCallingOrSelfPermission( 12069 android.Manifest.permission.DELETE_CACHE_FILES, null); 12070 // Queue up an async operation since the package deletion may take a little while. 12071 final int userId = UserHandle.getCallingUserId(); 12072 mHandler.post(new Runnable() { 12073 public void run() { 12074 mHandler.removeCallbacks(this); 12075 final boolean succeded; 12076 synchronized (mInstallLock) { 12077 succeded = deleteApplicationCacheFilesLI(packageName, userId); 12078 } 12079 clearExternalStorageDataSync(packageName, userId, false); 12080 if(observer != null) { 12081 try { 12082 observer.onRemoveCompleted(packageName, succeded); 12083 } catch (RemoteException e) { 12084 Log.i(TAG, "Observer no longer exists."); 12085 } 12086 } //end if observer 12087 } //end run 12088 }); 12089 } 12090 12091 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 12092 if (packageName == null) { 12093 Slog.w(TAG, "Attempt to delete null packageName."); 12094 return false; 12095 } 12096 PackageParser.Package p; 12097 synchronized (mPackages) { 12098 p = mPackages.get(packageName); 12099 } 12100 if (p == null) { 12101 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 12102 return false; 12103 } 12104 final ApplicationInfo applicationInfo = p.applicationInfo; 12105 if (applicationInfo == null) { 12106 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 12107 return false; 12108 } 12109 int retCode = mInstaller.deleteCacheFiles(packageName, userId); 12110 if (retCode < 0) { 12111 Slog.w(TAG, "Couldn't remove cache files for package: " 12112 + packageName + " u" + userId); 12113 return false; 12114 } 12115 return true; 12116 } 12117 12118 @Override 12119 public void getPackageSizeInfo(final String packageName, int userHandle, 12120 final IPackageStatsObserver observer) { 12121 mContext.enforceCallingOrSelfPermission( 12122 android.Manifest.permission.GET_PACKAGE_SIZE, null); 12123 if (packageName == null) { 12124 throw new IllegalArgumentException("Attempt to get size of null packageName"); 12125 } 12126 12127 PackageStats stats = new PackageStats(packageName, userHandle); 12128 12129 /* 12130 * Queue up an async operation since the package measurement may take a 12131 * little while. 12132 */ 12133 Message msg = mHandler.obtainMessage(INIT_COPY); 12134 msg.obj = new MeasureParams(stats, observer); 12135 mHandler.sendMessage(msg); 12136 } 12137 12138 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 12139 PackageStats pStats) { 12140 if (packageName == null) { 12141 Slog.w(TAG, "Attempt to get size of null packageName."); 12142 return false; 12143 } 12144 PackageParser.Package p; 12145 boolean dataOnly = false; 12146 String libDirRoot = null; 12147 String asecPath = null; 12148 PackageSetting ps = null; 12149 synchronized (mPackages) { 12150 p = mPackages.get(packageName); 12151 ps = mSettings.mPackages.get(packageName); 12152 if(p == null) { 12153 dataOnly = true; 12154 if((ps == null) || (ps.pkg == null)) { 12155 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 12156 return false; 12157 } 12158 p = ps.pkg; 12159 } 12160 if (ps != null) { 12161 libDirRoot = ps.legacyNativeLibraryPathString; 12162 } 12163 if (p != null && (isExternal(p) || p.isForwardLocked())) { 12164 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 12165 if (secureContainerId != null) { 12166 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 12167 } 12168 } 12169 } 12170 String publicSrcDir = null; 12171 if(!dataOnly) { 12172 final ApplicationInfo applicationInfo = p.applicationInfo; 12173 if (applicationInfo == null) { 12174 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 12175 return false; 12176 } 12177 if (p.isForwardLocked()) { 12178 publicSrcDir = applicationInfo.getBaseResourcePath(); 12179 } 12180 } 12181 // TODO: extend to measure size of split APKs 12182 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 12183 // not just the first level. 12184 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 12185 // just the primary. 12186 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 12187 int res = mInstaller.getSizeInfo(packageName, userHandle, p.baseCodePath, libDirRoot, 12188 publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 12189 if (res < 0) { 12190 return false; 12191 } 12192 12193 // Fix-up for forward-locked applications in ASEC containers. 12194 if (!isExternal(p)) { 12195 pStats.codeSize += pStats.externalCodeSize; 12196 pStats.externalCodeSize = 0L; 12197 } 12198 12199 return true; 12200 } 12201 12202 12203 @Override 12204 public void addPackageToPreferred(String packageName) { 12205 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 12206 } 12207 12208 @Override 12209 public void removePackageFromPreferred(String packageName) { 12210 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 12211 } 12212 12213 @Override 12214 public List<PackageInfo> getPreferredPackages(int flags) { 12215 return new ArrayList<PackageInfo>(); 12216 } 12217 12218 private int getUidTargetSdkVersionLockedLPr(int uid) { 12219 Object obj = mSettings.getUserIdLPr(uid); 12220 if (obj instanceof SharedUserSetting) { 12221 final SharedUserSetting sus = (SharedUserSetting) obj; 12222 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 12223 final Iterator<PackageSetting> it = sus.packages.iterator(); 12224 while (it.hasNext()) { 12225 final PackageSetting ps = it.next(); 12226 if (ps.pkg != null) { 12227 int v = ps.pkg.applicationInfo.targetSdkVersion; 12228 if (v < vers) vers = v; 12229 } 12230 } 12231 return vers; 12232 } else if (obj instanceof PackageSetting) { 12233 final PackageSetting ps = (PackageSetting) obj; 12234 if (ps.pkg != null) { 12235 return ps.pkg.applicationInfo.targetSdkVersion; 12236 } 12237 } 12238 return Build.VERSION_CODES.CUR_DEVELOPMENT; 12239 } 12240 12241 @Override 12242 public void addPreferredActivity(IntentFilter filter, int match, 12243 ComponentName[] set, ComponentName activity, int userId) { 12244 addPreferredActivityInternal(filter, match, set, activity, true, userId, 12245 "Adding preferred"); 12246 } 12247 12248 private void addPreferredActivityInternal(IntentFilter filter, int match, 12249 ComponentName[] set, ComponentName activity, boolean always, int userId, 12250 String opname) { 12251 // writer 12252 int callingUid = Binder.getCallingUid(); 12253 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 12254 if (filter.countActions() == 0) { 12255 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 12256 return; 12257 } 12258 synchronized (mPackages) { 12259 if (mContext.checkCallingOrSelfPermission( 12260 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 12261 != PackageManager.PERMISSION_GRANTED) { 12262 if (getUidTargetSdkVersionLockedLPr(callingUid) 12263 < Build.VERSION_CODES.FROYO) { 12264 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 12265 + callingUid); 12266 return; 12267 } 12268 mContext.enforceCallingOrSelfPermission( 12269 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 12270 } 12271 12272 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 12273 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 12274 + userId + ":"); 12275 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 12276 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 12277 scheduleWritePackageRestrictionsLocked(userId); 12278 } 12279 } 12280 12281 @Override 12282 public void replacePreferredActivity(IntentFilter filter, int match, 12283 ComponentName[] set, ComponentName activity, int userId) { 12284 if (filter.countActions() != 1) { 12285 throw new IllegalArgumentException( 12286 "replacePreferredActivity expects filter to have only 1 action."); 12287 } 12288 if (filter.countDataAuthorities() != 0 12289 || filter.countDataPaths() != 0 12290 || filter.countDataSchemes() > 1 12291 || filter.countDataTypes() != 0) { 12292 throw new IllegalArgumentException( 12293 "replacePreferredActivity expects filter to have no data authorities, " + 12294 "paths, or types; and at most one scheme."); 12295 } 12296 12297 final int callingUid = Binder.getCallingUid(); 12298 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 12299 synchronized (mPackages) { 12300 if (mContext.checkCallingOrSelfPermission( 12301 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 12302 != PackageManager.PERMISSION_GRANTED) { 12303 if (getUidTargetSdkVersionLockedLPr(callingUid) 12304 < Build.VERSION_CODES.FROYO) { 12305 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 12306 + Binder.getCallingUid()); 12307 return; 12308 } 12309 mContext.enforceCallingOrSelfPermission( 12310 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 12311 } 12312 12313 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 12314 if (pir != null) { 12315 // Get all of the existing entries that exactly match this filter. 12316 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 12317 if (existing != null && existing.size() == 1) { 12318 PreferredActivity cur = existing.get(0); 12319 if (DEBUG_PREFERRED) { 12320 Slog.i(TAG, "Checking replace of preferred:"); 12321 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 12322 if (!cur.mPref.mAlways) { 12323 Slog.i(TAG, " -- CUR; not mAlways!"); 12324 } else { 12325 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 12326 Slog.i(TAG, " -- CUR: mSet=" 12327 + Arrays.toString(cur.mPref.mSetComponents)); 12328 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 12329 Slog.i(TAG, " -- NEW: mMatch=" 12330 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 12331 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 12332 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 12333 } 12334 } 12335 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 12336 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 12337 && cur.mPref.sameSet(set)) { 12338 // Setting the preferred activity to what it happens to be already 12339 if (DEBUG_PREFERRED) { 12340 Slog.i(TAG, "Replacing with same preferred activity " 12341 + cur.mPref.mShortComponent + " for user " 12342 + userId + ":"); 12343 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 12344 } 12345 return; 12346 } 12347 } 12348 12349 if (existing != null) { 12350 if (DEBUG_PREFERRED) { 12351 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 12352 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 12353 } 12354 for (int i = 0; i < existing.size(); i++) { 12355 PreferredActivity pa = existing.get(i); 12356 if (DEBUG_PREFERRED) { 12357 Slog.i(TAG, "Removing existing preferred activity " 12358 + pa.mPref.mComponent + ":"); 12359 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 12360 } 12361 pir.removeFilter(pa); 12362 } 12363 } 12364 } 12365 addPreferredActivityInternal(filter, match, set, activity, true, userId, 12366 "Replacing preferred"); 12367 } 12368 } 12369 12370 @Override 12371 public void clearPackagePreferredActivities(String packageName) { 12372 final int uid = Binder.getCallingUid(); 12373 // writer 12374 synchronized (mPackages) { 12375 PackageParser.Package pkg = mPackages.get(packageName); 12376 if (pkg == null || pkg.applicationInfo.uid != uid) { 12377 if (mContext.checkCallingOrSelfPermission( 12378 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 12379 != PackageManager.PERMISSION_GRANTED) { 12380 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 12381 < Build.VERSION_CODES.FROYO) { 12382 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 12383 + Binder.getCallingUid()); 12384 return; 12385 } 12386 mContext.enforceCallingOrSelfPermission( 12387 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 12388 } 12389 } 12390 12391 int user = UserHandle.getCallingUserId(); 12392 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 12393 scheduleWritePackageRestrictionsLocked(user); 12394 } 12395 } 12396 } 12397 12398 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 12399 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 12400 ArrayList<PreferredActivity> removed = null; 12401 boolean changed = false; 12402 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 12403 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 12404 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 12405 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 12406 continue; 12407 } 12408 Iterator<PreferredActivity> it = pir.filterIterator(); 12409 while (it.hasNext()) { 12410 PreferredActivity pa = it.next(); 12411 // Mark entry for removal only if it matches the package name 12412 // and the entry is of type "always". 12413 if (packageName == null || 12414 (pa.mPref.mComponent.getPackageName().equals(packageName) 12415 && pa.mPref.mAlways)) { 12416 if (removed == null) { 12417 removed = new ArrayList<PreferredActivity>(); 12418 } 12419 removed.add(pa); 12420 } 12421 } 12422 if (removed != null) { 12423 for (int j=0; j<removed.size(); j++) { 12424 PreferredActivity pa = removed.get(j); 12425 pir.removeFilter(pa); 12426 } 12427 changed = true; 12428 } 12429 } 12430 return changed; 12431 } 12432 12433 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 12434 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 12435 if (userId == UserHandle.USER_ALL) { 12436 mSettings.removeIntentFilterVerificationLPw(packageName, sUserManager.getUserIds()); 12437 for (int oneUserId : sUserManager.getUserIds()) { 12438 scheduleWritePackageRestrictionsLocked(oneUserId); 12439 } 12440 } else { 12441 mSettings.removeIntentFilterVerificationLPw(packageName, userId); 12442 scheduleWritePackageRestrictionsLocked(userId); 12443 } 12444 } 12445 12446 @Override 12447 public void resetPreferredActivities(int userId) { 12448 /* TODO: Actually use userId. Why is it being passed in? */ 12449 mContext.enforceCallingOrSelfPermission( 12450 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 12451 // writer 12452 synchronized (mPackages) { 12453 int user = UserHandle.getCallingUserId(); 12454 clearPackagePreferredActivitiesLPw(null, user); 12455 mSettings.readDefaultPreferredAppsLPw(this, user); 12456 scheduleWritePackageRestrictionsLocked(user); 12457 } 12458 } 12459 12460 @Override 12461 public int getPreferredActivities(List<IntentFilter> outFilters, 12462 List<ComponentName> outActivities, String packageName) { 12463 12464 int num = 0; 12465 final int userId = UserHandle.getCallingUserId(); 12466 // reader 12467 synchronized (mPackages) { 12468 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 12469 if (pir != null) { 12470 final Iterator<PreferredActivity> it = pir.filterIterator(); 12471 while (it.hasNext()) { 12472 final PreferredActivity pa = it.next(); 12473 if (packageName == null 12474 || (pa.mPref.mComponent.getPackageName().equals(packageName) 12475 && pa.mPref.mAlways)) { 12476 if (outFilters != null) { 12477 outFilters.add(new IntentFilter(pa)); 12478 } 12479 if (outActivities != null) { 12480 outActivities.add(pa.mPref.mComponent); 12481 } 12482 } 12483 } 12484 } 12485 } 12486 12487 return num; 12488 } 12489 12490 @Override 12491 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 12492 int userId) { 12493 int callingUid = Binder.getCallingUid(); 12494 if (callingUid != Process.SYSTEM_UID) { 12495 throw new SecurityException( 12496 "addPersistentPreferredActivity can only be run by the system"); 12497 } 12498 if (filter.countActions() == 0) { 12499 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 12500 return; 12501 } 12502 synchronized (mPackages) { 12503 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 12504 " :"); 12505 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 12506 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 12507 new PersistentPreferredActivity(filter, activity)); 12508 scheduleWritePackageRestrictionsLocked(userId); 12509 } 12510 } 12511 12512 @Override 12513 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 12514 int callingUid = Binder.getCallingUid(); 12515 if (callingUid != Process.SYSTEM_UID) { 12516 throw new SecurityException( 12517 "clearPackagePersistentPreferredActivities can only be run by the system"); 12518 } 12519 ArrayList<PersistentPreferredActivity> removed = null; 12520 boolean changed = false; 12521 synchronized (mPackages) { 12522 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 12523 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 12524 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 12525 .valueAt(i); 12526 if (userId != thisUserId) { 12527 continue; 12528 } 12529 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 12530 while (it.hasNext()) { 12531 PersistentPreferredActivity ppa = it.next(); 12532 // Mark entry for removal only if it matches the package name. 12533 if (ppa.mComponent.getPackageName().equals(packageName)) { 12534 if (removed == null) { 12535 removed = new ArrayList<PersistentPreferredActivity>(); 12536 } 12537 removed.add(ppa); 12538 } 12539 } 12540 if (removed != null) { 12541 for (int j=0; j<removed.size(); j++) { 12542 PersistentPreferredActivity ppa = removed.get(j); 12543 ppir.removeFilter(ppa); 12544 } 12545 changed = true; 12546 } 12547 } 12548 12549 if (changed) { 12550 scheduleWritePackageRestrictionsLocked(userId); 12551 } 12552 } 12553 } 12554 12555 /** 12556 * Non-Binder method, support for the backup/restore mechanism: write the 12557 * full set of preferred activities in its canonical XML format. Returns true 12558 * on success; false otherwise. 12559 */ 12560 @Override 12561 public byte[] getPreferredActivityBackup(int userId) { 12562 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 12563 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 12564 } 12565 12566 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 12567 try { 12568 final XmlSerializer serializer = new FastXmlSerializer(); 12569 serializer.setOutput(dataStream, "utf-8"); 12570 serializer.startDocument(null, true); 12571 serializer.startTag(null, TAG_PREFERRED_BACKUP); 12572 12573 synchronized (mPackages) { 12574 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 12575 } 12576 12577 serializer.endTag(null, TAG_PREFERRED_BACKUP); 12578 serializer.endDocument(); 12579 serializer.flush(); 12580 } catch (Exception e) { 12581 if (DEBUG_BACKUP) { 12582 Slog.e(TAG, "Unable to write preferred activities for backup", e); 12583 } 12584 return null; 12585 } 12586 12587 return dataStream.toByteArray(); 12588 } 12589 12590 @Override 12591 public void restorePreferredActivities(byte[] backup, int userId) { 12592 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 12593 throw new SecurityException("Only the system may call restorePreferredActivities()"); 12594 } 12595 12596 try { 12597 final XmlPullParser parser = Xml.newPullParser(); 12598 parser.setInput(new ByteArrayInputStream(backup), null); 12599 12600 int type; 12601 while ((type = parser.next()) != XmlPullParser.START_TAG 12602 && type != XmlPullParser.END_DOCUMENT) { 12603 } 12604 if (type != XmlPullParser.START_TAG) { 12605 // oops didn't find a start tag?! 12606 if (DEBUG_BACKUP) { 12607 Slog.e(TAG, "Didn't find start tag during restore"); 12608 } 12609 return; 12610 } 12611 12612 // this is supposed to be TAG_PREFERRED_BACKUP 12613 if (!TAG_PREFERRED_BACKUP.equals(parser.getName())) { 12614 if (DEBUG_BACKUP) { 12615 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 12616 } 12617 return; 12618 } 12619 12620 // skip interfering stuff, then we're aligned with the backing implementation 12621 while ((type = parser.next()) == XmlPullParser.TEXT) { } 12622 synchronized (mPackages) { 12623 mSettings.readPreferredActivitiesLPw(parser, userId); 12624 } 12625 } catch (Exception e) { 12626 if (DEBUG_BACKUP) { 12627 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 12628 } 12629 } 12630 } 12631 12632 @Override 12633 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 12634 int sourceUserId, int targetUserId, int flags) { 12635 mContext.enforceCallingOrSelfPermission( 12636 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 12637 int callingUid = Binder.getCallingUid(); 12638 enforceOwnerRights(ownerPackage, callingUid); 12639 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 12640 if (intentFilter.countActions() == 0) { 12641 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 12642 return; 12643 } 12644 synchronized (mPackages) { 12645 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 12646 ownerPackage, targetUserId, flags); 12647 CrossProfileIntentResolver resolver = 12648 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 12649 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 12650 // We have all those whose filter is equal. Now checking if the rest is equal as well. 12651 if (existing != null) { 12652 int size = existing.size(); 12653 for (int i = 0; i < size; i++) { 12654 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 12655 return; 12656 } 12657 } 12658 } 12659 resolver.addFilter(newFilter); 12660 scheduleWritePackageRestrictionsLocked(sourceUserId); 12661 } 12662 } 12663 12664 @Override 12665 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 12666 mContext.enforceCallingOrSelfPermission( 12667 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 12668 int callingUid = Binder.getCallingUid(); 12669 enforceOwnerRights(ownerPackage, callingUid); 12670 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 12671 synchronized (mPackages) { 12672 CrossProfileIntentResolver resolver = 12673 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 12674 ArraySet<CrossProfileIntentFilter> set = 12675 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 12676 for (CrossProfileIntentFilter filter : set) { 12677 if (filter.getOwnerPackage().equals(ownerPackage)) { 12678 resolver.removeFilter(filter); 12679 } 12680 } 12681 scheduleWritePackageRestrictionsLocked(sourceUserId); 12682 } 12683 } 12684 12685 // Enforcing that callingUid is owning pkg on userId 12686 private void enforceOwnerRights(String pkg, int callingUid) { 12687 // The system owns everything. 12688 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 12689 return; 12690 } 12691 int callingUserId = UserHandle.getUserId(callingUid); 12692 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 12693 if (pi == null) { 12694 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 12695 + callingUserId); 12696 } 12697 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 12698 throw new SecurityException("Calling uid " + callingUid 12699 + " does not own package " + pkg); 12700 } 12701 } 12702 12703 @Override 12704 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 12705 Intent intent = new Intent(Intent.ACTION_MAIN); 12706 intent.addCategory(Intent.CATEGORY_HOME); 12707 12708 final int callingUserId = UserHandle.getCallingUserId(); 12709 List<ResolveInfo> list = queryIntentActivities(intent, null, 12710 PackageManager.GET_META_DATA, callingUserId); 12711 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 12712 true, false, false, callingUserId); 12713 12714 allHomeCandidates.clear(); 12715 if (list != null) { 12716 for (ResolveInfo ri : list) { 12717 allHomeCandidates.add(ri); 12718 } 12719 } 12720 return (preferred == null || preferred.activityInfo == null) 12721 ? null 12722 : new ComponentName(preferred.activityInfo.packageName, 12723 preferred.activityInfo.name); 12724 } 12725 12726 @Override 12727 public void setApplicationEnabledSetting(String appPackageName, 12728 int newState, int flags, int userId, String callingPackage) { 12729 if (!sUserManager.exists(userId)) return; 12730 if (callingPackage == null) { 12731 callingPackage = Integer.toString(Binder.getCallingUid()); 12732 } 12733 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 12734 } 12735 12736 @Override 12737 public void setComponentEnabledSetting(ComponentName componentName, 12738 int newState, int flags, int userId) { 12739 if (!sUserManager.exists(userId)) return; 12740 setEnabledSetting(componentName.getPackageName(), 12741 componentName.getClassName(), newState, flags, userId, null); 12742 } 12743 12744 private void setEnabledSetting(final String packageName, String className, int newState, 12745 final int flags, int userId, String callingPackage) { 12746 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 12747 || newState == COMPONENT_ENABLED_STATE_ENABLED 12748 || newState == COMPONENT_ENABLED_STATE_DISABLED 12749 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 12750 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 12751 throw new IllegalArgumentException("Invalid new component state: " 12752 + newState); 12753 } 12754 PackageSetting pkgSetting; 12755 final int uid = Binder.getCallingUid(); 12756 final int permission = mContext.checkCallingOrSelfPermission( 12757 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 12758 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 12759 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 12760 boolean sendNow = false; 12761 boolean isApp = (className == null); 12762 String componentName = isApp ? packageName : className; 12763 int packageUid = -1; 12764 ArrayList<String> components; 12765 12766 // writer 12767 synchronized (mPackages) { 12768 pkgSetting = mSettings.mPackages.get(packageName); 12769 if (pkgSetting == null) { 12770 if (className == null) { 12771 throw new IllegalArgumentException( 12772 "Unknown package: " + packageName); 12773 } 12774 throw new IllegalArgumentException( 12775 "Unknown component: " + packageName 12776 + "/" + className); 12777 } 12778 // Allow root and verify that userId is not being specified by a different user 12779 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 12780 throw new SecurityException( 12781 "Permission Denial: attempt to change component state from pid=" 12782 + Binder.getCallingPid() 12783 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 12784 } 12785 if (className == null) { 12786 // We're dealing with an application/package level state change 12787 if (pkgSetting.getEnabled(userId) == newState) { 12788 // Nothing to do 12789 return; 12790 } 12791 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 12792 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 12793 // Don't care about who enables an app. 12794 callingPackage = null; 12795 } 12796 pkgSetting.setEnabled(newState, userId, callingPackage); 12797 // pkgSetting.pkg.mSetEnabled = newState; 12798 } else { 12799 // We're dealing with a component level state change 12800 // First, verify that this is a valid class name. 12801 PackageParser.Package pkg = pkgSetting.pkg; 12802 if (pkg == null || !pkg.hasComponentClassName(className)) { 12803 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 12804 throw new IllegalArgumentException("Component class " + className 12805 + " does not exist in " + packageName); 12806 } else { 12807 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 12808 + className + " does not exist in " + packageName); 12809 } 12810 } 12811 switch (newState) { 12812 case COMPONENT_ENABLED_STATE_ENABLED: 12813 if (!pkgSetting.enableComponentLPw(className, userId)) { 12814 return; 12815 } 12816 break; 12817 case COMPONENT_ENABLED_STATE_DISABLED: 12818 if (!pkgSetting.disableComponentLPw(className, userId)) { 12819 return; 12820 } 12821 break; 12822 case COMPONENT_ENABLED_STATE_DEFAULT: 12823 if (!pkgSetting.restoreComponentLPw(className, userId)) { 12824 return; 12825 } 12826 break; 12827 default: 12828 Slog.e(TAG, "Invalid new component state: " + newState); 12829 return; 12830 } 12831 } 12832 scheduleWritePackageRestrictionsLocked(userId); 12833 components = mPendingBroadcasts.get(userId, packageName); 12834 final boolean newPackage = components == null; 12835 if (newPackage) { 12836 components = new ArrayList<String>(); 12837 } 12838 if (!components.contains(componentName)) { 12839 components.add(componentName); 12840 } 12841 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 12842 sendNow = true; 12843 // Purge entry from pending broadcast list if another one exists already 12844 // since we are sending one right away. 12845 mPendingBroadcasts.remove(userId, packageName); 12846 } else { 12847 if (newPackage) { 12848 mPendingBroadcasts.put(userId, packageName, components); 12849 } 12850 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 12851 // Schedule a message 12852 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 12853 } 12854 } 12855 } 12856 12857 long callingId = Binder.clearCallingIdentity(); 12858 try { 12859 if (sendNow) { 12860 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 12861 sendPackageChangedBroadcast(packageName, 12862 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 12863 } 12864 } finally { 12865 Binder.restoreCallingIdentity(callingId); 12866 } 12867 } 12868 12869 private void sendPackageChangedBroadcast(String packageName, 12870 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 12871 if (DEBUG_INSTALL) 12872 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 12873 + componentNames); 12874 Bundle extras = new Bundle(4); 12875 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 12876 String nameList[] = new String[componentNames.size()]; 12877 componentNames.toArray(nameList); 12878 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 12879 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 12880 extras.putInt(Intent.EXTRA_UID, packageUid); 12881 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 12882 new int[] {UserHandle.getUserId(packageUid)}); 12883 } 12884 12885 @Override 12886 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 12887 if (!sUserManager.exists(userId)) return; 12888 final int uid = Binder.getCallingUid(); 12889 final int permission = mContext.checkCallingOrSelfPermission( 12890 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 12891 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 12892 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 12893 // writer 12894 synchronized (mPackages) { 12895 if (mSettings.setPackageStoppedStateLPw(packageName, stopped, allowedByPermission, 12896 uid, userId)) { 12897 scheduleWritePackageRestrictionsLocked(userId); 12898 } 12899 } 12900 } 12901 12902 @Override 12903 public String getInstallerPackageName(String packageName) { 12904 // reader 12905 synchronized (mPackages) { 12906 return mSettings.getInstallerPackageNameLPr(packageName); 12907 } 12908 } 12909 12910 @Override 12911 public int getApplicationEnabledSetting(String packageName, int userId) { 12912 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 12913 int uid = Binder.getCallingUid(); 12914 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 12915 // reader 12916 synchronized (mPackages) { 12917 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 12918 } 12919 } 12920 12921 @Override 12922 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 12923 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 12924 int uid = Binder.getCallingUid(); 12925 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 12926 // reader 12927 synchronized (mPackages) { 12928 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 12929 } 12930 } 12931 12932 @Override 12933 public void enterSafeMode() { 12934 enforceSystemOrRoot("Only the system can request entering safe mode"); 12935 12936 if (!mSystemReady) { 12937 mSafeMode = true; 12938 } 12939 } 12940 12941 @Override 12942 public void systemReady() { 12943 mSystemReady = true; 12944 12945 // Read the compatibilty setting when the system is ready. 12946 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 12947 mContext.getContentResolver(), 12948 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 12949 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 12950 if (DEBUG_SETTINGS) { 12951 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 12952 } 12953 12954 synchronized (mPackages) { 12955 // Verify that all of the preferred activity components actually 12956 // exist. It is possible for applications to be updated and at 12957 // that point remove a previously declared activity component that 12958 // had been set as a preferred activity. We try to clean this up 12959 // the next time we encounter that preferred activity, but it is 12960 // possible for the user flow to never be able to return to that 12961 // situation so here we do a sanity check to make sure we haven't 12962 // left any junk around. 12963 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 12964 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 12965 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 12966 removed.clear(); 12967 for (PreferredActivity pa : pir.filterSet()) { 12968 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 12969 removed.add(pa); 12970 } 12971 } 12972 if (removed.size() > 0) { 12973 for (int r=0; r<removed.size(); r++) { 12974 PreferredActivity pa = removed.get(r); 12975 Slog.w(TAG, "Removing dangling preferred activity: " 12976 + pa.mPref.mComponent); 12977 pir.removeFilter(pa); 12978 } 12979 mSettings.writePackageRestrictionsLPr( 12980 mSettings.mPreferredActivities.keyAt(i)); 12981 } 12982 } 12983 } 12984 sUserManager.systemReady(); 12985 12986 // Kick off any messages waiting for system ready 12987 if (mPostSystemReadyMessages != null) { 12988 for (Message msg : mPostSystemReadyMessages) { 12989 msg.sendToTarget(); 12990 } 12991 mPostSystemReadyMessages = null; 12992 } 12993 12994 // Watch for external volumes that come and go over time 12995 final StorageManager storage = mContext.getSystemService(StorageManager.class); 12996 storage.registerListener(mStorageListener); 12997 12998 mInstallerService.systemReady(); 12999 } 13000 13001 @Override 13002 public boolean isSafeMode() { 13003 return mSafeMode; 13004 } 13005 13006 @Override 13007 public boolean hasSystemUidErrors() { 13008 return mHasSystemUidErrors; 13009 } 13010 13011 static String arrayToString(int[] array) { 13012 StringBuffer buf = new StringBuffer(128); 13013 buf.append('['); 13014 if (array != null) { 13015 for (int i=0; i<array.length; i++) { 13016 if (i > 0) buf.append(", "); 13017 buf.append(array[i]); 13018 } 13019 } 13020 buf.append(']'); 13021 return buf.toString(); 13022 } 13023 13024 static class DumpState { 13025 public static final int DUMP_LIBS = 1 << 0; 13026 public static final int DUMP_FEATURES = 1 << 1; 13027 public static final int DUMP_RESOLVERS = 1 << 2; 13028 public static final int DUMP_PERMISSIONS = 1 << 3; 13029 public static final int DUMP_PACKAGES = 1 << 4; 13030 public static final int DUMP_SHARED_USERS = 1 << 5; 13031 public static final int DUMP_MESSAGES = 1 << 6; 13032 public static final int DUMP_PROVIDERS = 1 << 7; 13033 public static final int DUMP_VERIFIERS = 1 << 8; 13034 public static final int DUMP_PREFERRED = 1 << 9; 13035 public static final int DUMP_PREFERRED_XML = 1 << 10; 13036 public static final int DUMP_KEYSETS = 1 << 11; 13037 public static final int DUMP_VERSION = 1 << 12; 13038 public static final int DUMP_INSTALLS = 1 << 13; 13039 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 14; 13040 public static final int DUMP_DOMAIN_PREFERRED = 1 << 15; 13041 13042 public static final int OPTION_SHOW_FILTERS = 1 << 0; 13043 13044 private int mTypes; 13045 13046 private int mOptions; 13047 13048 private boolean mTitlePrinted; 13049 13050 private SharedUserSetting mSharedUser; 13051 13052 public boolean isDumping(int type) { 13053 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 13054 return true; 13055 } 13056 13057 return (mTypes & type) != 0; 13058 } 13059 13060 public void setDump(int type) { 13061 mTypes |= type; 13062 } 13063 13064 public boolean isOptionEnabled(int option) { 13065 return (mOptions & option) != 0; 13066 } 13067 13068 public void setOptionEnabled(int option) { 13069 mOptions |= option; 13070 } 13071 13072 public boolean onTitlePrinted() { 13073 final boolean printed = mTitlePrinted; 13074 mTitlePrinted = true; 13075 return printed; 13076 } 13077 13078 public boolean getTitlePrinted() { 13079 return mTitlePrinted; 13080 } 13081 13082 public void setTitlePrinted(boolean enabled) { 13083 mTitlePrinted = enabled; 13084 } 13085 13086 public SharedUserSetting getSharedUser() { 13087 return mSharedUser; 13088 } 13089 13090 public void setSharedUser(SharedUserSetting user) { 13091 mSharedUser = user; 13092 } 13093 } 13094 13095 @Override 13096 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 13097 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 13098 != PackageManager.PERMISSION_GRANTED) { 13099 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 13100 + Binder.getCallingPid() 13101 + ", uid=" + Binder.getCallingUid() 13102 + " without permission " 13103 + android.Manifest.permission.DUMP); 13104 return; 13105 } 13106 13107 DumpState dumpState = new DumpState(); 13108 boolean fullPreferred = false; 13109 boolean checkin = false; 13110 13111 String packageName = null; 13112 13113 int opti = 0; 13114 while (opti < args.length) { 13115 String opt = args[opti]; 13116 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 13117 break; 13118 } 13119 opti++; 13120 13121 if ("-a".equals(opt)) { 13122 // Right now we only know how to print all. 13123 } else if ("-h".equals(opt)) { 13124 pw.println("Package manager dump options:"); 13125 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 13126 pw.println(" --checkin: dump for a checkin"); 13127 pw.println(" -f: print details of intent filters"); 13128 pw.println(" -h: print this help"); 13129 pw.println(" cmd may be one of:"); 13130 pw.println(" l[ibraries]: list known shared libraries"); 13131 pw.println(" f[ibraries]: list device features"); 13132 pw.println(" k[eysets]: print known keysets"); 13133 pw.println(" r[esolvers]: dump intent resolvers"); 13134 pw.println(" perm[issions]: dump permissions"); 13135 pw.println(" pref[erred]: print preferred package settings"); 13136 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 13137 pw.println(" prov[iders]: dump content providers"); 13138 pw.println(" p[ackages]: dump installed packages"); 13139 pw.println(" s[hared-users]: dump shared user IDs"); 13140 pw.println(" m[essages]: print collected runtime messages"); 13141 pw.println(" v[erifiers]: print package verifier info"); 13142 pw.println(" version: print database version info"); 13143 pw.println(" write: write current settings now"); 13144 pw.println(" <package.name>: info about given package"); 13145 pw.println(" installs: details about install sessions"); 13146 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 13147 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 13148 return; 13149 } else if ("--checkin".equals(opt)) { 13150 checkin = true; 13151 } else if ("-f".equals(opt)) { 13152 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 13153 } else { 13154 pw.println("Unknown argument: " + opt + "; use -h for help"); 13155 } 13156 } 13157 13158 // Is the caller requesting to dump a particular piece of data? 13159 if (opti < args.length) { 13160 String cmd = args[opti]; 13161 opti++; 13162 // Is this a package name? 13163 if ("android".equals(cmd) || cmd.contains(".")) { 13164 packageName = cmd; 13165 // When dumping a single package, we always dump all of its 13166 // filter information since the amount of data will be reasonable. 13167 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 13168 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 13169 dumpState.setDump(DumpState.DUMP_LIBS); 13170 } else if ("f".equals(cmd) || "features".equals(cmd)) { 13171 dumpState.setDump(DumpState.DUMP_FEATURES); 13172 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 13173 dumpState.setDump(DumpState.DUMP_RESOLVERS); 13174 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 13175 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 13176 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 13177 dumpState.setDump(DumpState.DUMP_PREFERRED); 13178 } else if ("preferred-xml".equals(cmd)) { 13179 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 13180 if (opti < args.length && "--full".equals(args[opti])) { 13181 fullPreferred = true; 13182 opti++; 13183 } 13184 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 13185 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 13186 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 13187 dumpState.setDump(DumpState.DUMP_PACKAGES); 13188 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 13189 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 13190 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 13191 dumpState.setDump(DumpState.DUMP_PROVIDERS); 13192 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 13193 dumpState.setDump(DumpState.DUMP_MESSAGES); 13194 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 13195 dumpState.setDump(DumpState.DUMP_VERIFIERS); 13196 } else if ("i".equals(cmd) || "ifv".equals(cmd) 13197 || "intent-filter-verifiers".equals(cmd)) { 13198 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 13199 } else if ("version".equals(cmd)) { 13200 dumpState.setDump(DumpState.DUMP_VERSION); 13201 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 13202 dumpState.setDump(DumpState.DUMP_KEYSETS); 13203 } else if ("installs".equals(cmd)) { 13204 dumpState.setDump(DumpState.DUMP_INSTALLS); 13205 } else if ("write".equals(cmd)) { 13206 synchronized (mPackages) { 13207 mSettings.writeLPr(); 13208 pw.println("Settings written."); 13209 return; 13210 } 13211 } 13212 } 13213 13214 if (checkin) { 13215 pw.println("vers,1"); 13216 } 13217 13218 // reader 13219 synchronized (mPackages) { 13220 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 13221 if (!checkin) { 13222 if (dumpState.onTitlePrinted()) 13223 pw.println(); 13224 pw.println("Database versions:"); 13225 pw.print(" SDK Version:"); 13226 pw.print(" internal="); 13227 pw.print(mSettings.mInternalSdkPlatform); 13228 pw.print(" external="); 13229 pw.println(mSettings.mExternalSdkPlatform); 13230 pw.print(" DB Version:"); 13231 pw.print(" internal="); 13232 pw.print(mSettings.mInternalDatabaseVersion); 13233 pw.print(" external="); 13234 pw.println(mSettings.mExternalDatabaseVersion); 13235 } 13236 } 13237 13238 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 13239 if (!checkin) { 13240 if (dumpState.onTitlePrinted()) 13241 pw.println(); 13242 pw.println("Verifiers:"); 13243 pw.print(" Required: "); 13244 pw.print(mRequiredVerifierPackage); 13245 pw.print(" (uid="); 13246 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 13247 pw.println(")"); 13248 } else if (mRequiredVerifierPackage != null) { 13249 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 13250 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 13251 } 13252 } 13253 13254 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 13255 packageName == null) { 13256 if (mIntentFilterVerifierComponent != null) { 13257 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 13258 if (!checkin) { 13259 if (dumpState.onTitlePrinted()) 13260 pw.println(); 13261 pw.println("Intent Filter Verifier:"); 13262 pw.print(" Using: "); 13263 pw.print(verifierPackageName); 13264 pw.print(" (uid="); 13265 pw.print(getPackageUid(verifierPackageName, 0)); 13266 pw.println(")"); 13267 } else if (verifierPackageName != null) { 13268 pw.print("ifv,"); pw.print(verifierPackageName); 13269 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 13270 } 13271 } else { 13272 pw.println(); 13273 pw.println("No Intent Filter Verifier available!"); 13274 } 13275 } 13276 13277 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 13278 boolean printedHeader = false; 13279 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 13280 while (it.hasNext()) { 13281 String name = it.next(); 13282 SharedLibraryEntry ent = mSharedLibraries.get(name); 13283 if (!checkin) { 13284 if (!printedHeader) { 13285 if (dumpState.onTitlePrinted()) 13286 pw.println(); 13287 pw.println("Libraries:"); 13288 printedHeader = true; 13289 } 13290 pw.print(" "); 13291 } else { 13292 pw.print("lib,"); 13293 } 13294 pw.print(name); 13295 if (!checkin) { 13296 pw.print(" -> "); 13297 } 13298 if (ent.path != null) { 13299 if (!checkin) { 13300 pw.print("(jar) "); 13301 pw.print(ent.path); 13302 } else { 13303 pw.print(",jar,"); 13304 pw.print(ent.path); 13305 } 13306 } else { 13307 if (!checkin) { 13308 pw.print("(apk) "); 13309 pw.print(ent.apk); 13310 } else { 13311 pw.print(",apk,"); 13312 pw.print(ent.apk); 13313 } 13314 } 13315 pw.println(); 13316 } 13317 } 13318 13319 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 13320 if (dumpState.onTitlePrinted()) 13321 pw.println(); 13322 if (!checkin) { 13323 pw.println("Features:"); 13324 } 13325 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 13326 while (it.hasNext()) { 13327 String name = it.next(); 13328 if (!checkin) { 13329 pw.print(" "); 13330 } else { 13331 pw.print("feat,"); 13332 } 13333 pw.println(name); 13334 } 13335 } 13336 13337 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 13338 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 13339 : "Activity Resolver Table:", " ", packageName, 13340 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 13341 dumpState.setTitlePrinted(true); 13342 } 13343 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 13344 : "Receiver Resolver Table:", " ", packageName, 13345 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 13346 dumpState.setTitlePrinted(true); 13347 } 13348 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 13349 : "Service Resolver Table:", " ", packageName, 13350 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 13351 dumpState.setTitlePrinted(true); 13352 } 13353 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 13354 : "Provider Resolver Table:", " ", packageName, 13355 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 13356 dumpState.setTitlePrinted(true); 13357 } 13358 } 13359 13360 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 13361 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13362 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13363 int user = mSettings.mPreferredActivities.keyAt(i); 13364 if (pir.dump(pw, 13365 dumpState.getTitlePrinted() 13366 ? "\nPreferred Activities User " + user + ":" 13367 : "Preferred Activities User " + user + ":", " ", 13368 packageName, true, false)) { 13369 dumpState.setTitlePrinted(true); 13370 } 13371 } 13372 } 13373 13374 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 13375 pw.flush(); 13376 FileOutputStream fout = new FileOutputStream(fd); 13377 BufferedOutputStream str = new BufferedOutputStream(fout); 13378 XmlSerializer serializer = new FastXmlSerializer(); 13379 try { 13380 serializer.setOutput(str, "utf-8"); 13381 serializer.startDocument(null, true); 13382 serializer.setFeature( 13383 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 13384 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 13385 serializer.endDocument(); 13386 serializer.flush(); 13387 } catch (IllegalArgumentException e) { 13388 pw.println("Failed writing: " + e); 13389 } catch (IllegalStateException e) { 13390 pw.println("Failed writing: " + e); 13391 } catch (IOException e) { 13392 pw.println("Failed writing: " + e); 13393 } 13394 } 13395 13396 if (!checkin && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED)) { 13397 pw.println(); 13398 int count = mSettings.mPackages.size(); 13399 if (count == 0) { 13400 pw.println("No domain preferred apps!"); 13401 pw.println(); 13402 } else { 13403 final String prefix = " "; 13404 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 13405 if (allPackageSettings.size() == 0) { 13406 pw.println("No domain preferred apps!"); 13407 pw.println(); 13408 } else { 13409 pw.println("Domain preferred apps status:"); 13410 pw.println(); 13411 count = 0; 13412 for (PackageSetting ps : allPackageSettings) { 13413 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 13414 if (ivi == null || ivi.getPackageName() == null) continue; 13415 pw.println(prefix + "Package Name: " + ivi.getPackageName()); 13416 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 13417 pw.println(prefix + "Status: " + ivi.getStatusString()); 13418 pw.println(); 13419 count++; 13420 } 13421 if (count == 0) { 13422 pw.println(prefix + "No domain preferred app status!"); 13423 pw.println(); 13424 } 13425 for (int userId : sUserManager.getUserIds()) { 13426 pw.println("Domain preferred apps for User " + userId + ":"); 13427 pw.println(); 13428 count = 0; 13429 for (PackageSetting ps : allPackageSettings) { 13430 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 13431 if (ivi == null || ivi.getPackageName() == null) { 13432 continue; 13433 } 13434 final int status = ps.getDomainVerificationStatusForUser(userId); 13435 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 13436 continue; 13437 } 13438 pw.println(prefix + "Package Name: " + ivi.getPackageName()); 13439 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 13440 String statusStr = IntentFilterVerificationInfo. 13441 getStatusStringFromValue(status); 13442 pw.println(prefix + "Status: " + statusStr); 13443 pw.println(); 13444 count++; 13445 } 13446 if (count == 0) { 13447 pw.println(prefix + "No domain preferred apps!"); 13448 pw.println(); 13449 } 13450 } 13451 } 13452 } 13453 } 13454 13455 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 13456 mSettings.dumpPermissionsLPr(pw, packageName, dumpState); 13457 if (packageName == null) { 13458 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 13459 if (iperm == 0) { 13460 if (dumpState.onTitlePrinted()) 13461 pw.println(); 13462 pw.println("AppOp Permissions:"); 13463 } 13464 pw.print(" AppOp Permission "); 13465 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 13466 pw.println(":"); 13467 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 13468 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 13469 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 13470 } 13471 } 13472 } 13473 } 13474 13475 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 13476 boolean printedSomething = false; 13477 for (PackageParser.Provider p : mProviders.mProviders.values()) { 13478 if (packageName != null && !packageName.equals(p.info.packageName)) { 13479 continue; 13480 } 13481 if (!printedSomething) { 13482 if (dumpState.onTitlePrinted()) 13483 pw.println(); 13484 pw.println("Registered ContentProviders:"); 13485 printedSomething = true; 13486 } 13487 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 13488 pw.print(" "); pw.println(p.toString()); 13489 } 13490 printedSomething = false; 13491 for (Map.Entry<String, PackageParser.Provider> entry : 13492 mProvidersByAuthority.entrySet()) { 13493 PackageParser.Provider p = entry.getValue(); 13494 if (packageName != null && !packageName.equals(p.info.packageName)) { 13495 continue; 13496 } 13497 if (!printedSomething) { 13498 if (dumpState.onTitlePrinted()) 13499 pw.println(); 13500 pw.println("ContentProvider Authorities:"); 13501 printedSomething = true; 13502 } 13503 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 13504 pw.print(" "); pw.println(p.toString()); 13505 if (p.info != null && p.info.applicationInfo != null) { 13506 final String appInfo = p.info.applicationInfo.toString(); 13507 pw.print(" applicationInfo="); pw.println(appInfo); 13508 } 13509 } 13510 } 13511 13512 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 13513 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 13514 } 13515 13516 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 13517 mSettings.dumpPackagesLPr(pw, packageName, dumpState, checkin); 13518 } 13519 13520 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 13521 mSettings.dumpSharedUsersLPr(pw, packageName, dumpState, checkin); 13522 } 13523 13524 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 13525 // XXX should handle packageName != null by dumping only install data that 13526 // the given package is involved with. 13527 if (dumpState.onTitlePrinted()) pw.println(); 13528 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 13529 } 13530 13531 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 13532 if (dumpState.onTitlePrinted()) pw.println(); 13533 mSettings.dumpReadMessagesLPr(pw, dumpState); 13534 13535 pw.println(); 13536 pw.println("Package warning messages:"); 13537 BufferedReader in = null; 13538 String line = null; 13539 try { 13540 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 13541 while ((line = in.readLine()) != null) { 13542 if (line.contains("ignored: updated version")) continue; 13543 pw.println(line); 13544 } 13545 } catch (IOException ignored) { 13546 } finally { 13547 IoUtils.closeQuietly(in); 13548 } 13549 } 13550 13551 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 13552 BufferedReader in = null; 13553 String line = null; 13554 try { 13555 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 13556 while ((line = in.readLine()) != null) { 13557 if (line.contains("ignored: updated version")) continue; 13558 pw.print("msg,"); 13559 pw.println(line); 13560 } 13561 } catch (IOException ignored) { 13562 } finally { 13563 IoUtils.closeQuietly(in); 13564 } 13565 } 13566 } 13567 } 13568 13569 // ------- apps on sdcard specific code ------- 13570 static final boolean DEBUG_SD_INSTALL = false; 13571 13572 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 13573 13574 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 13575 13576 private boolean mMediaMounted = false; 13577 13578 static String getEncryptKey() { 13579 try { 13580 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 13581 SD_ENCRYPTION_KEYSTORE_NAME); 13582 if (sdEncKey == null) { 13583 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 13584 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 13585 if (sdEncKey == null) { 13586 Slog.e(TAG, "Failed to create encryption keys"); 13587 return null; 13588 } 13589 } 13590 return sdEncKey; 13591 } catch (NoSuchAlgorithmException nsae) { 13592 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 13593 return null; 13594 } catch (IOException ioe) { 13595 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 13596 return null; 13597 } 13598 } 13599 13600 /* 13601 * Update media status on PackageManager. 13602 */ 13603 @Override 13604 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 13605 int callingUid = Binder.getCallingUid(); 13606 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 13607 throw new SecurityException("Media status can only be updated by the system"); 13608 } 13609 // reader; this apparently protects mMediaMounted, but should probably 13610 // be a different lock in that case. 13611 synchronized (mPackages) { 13612 Log.i(TAG, "Updating external media status from " 13613 + (mMediaMounted ? "mounted" : "unmounted") + " to " 13614 + (mediaStatus ? "mounted" : "unmounted")); 13615 if (DEBUG_SD_INSTALL) 13616 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 13617 + ", mMediaMounted=" + mMediaMounted); 13618 if (mediaStatus == mMediaMounted) { 13619 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 13620 : 0, -1); 13621 mHandler.sendMessage(msg); 13622 return; 13623 } 13624 mMediaMounted = mediaStatus; 13625 } 13626 // Queue up an async operation since the package installation may take a 13627 // little while. 13628 mHandler.post(new Runnable() { 13629 public void run() { 13630 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 13631 } 13632 }); 13633 } 13634 13635 /** 13636 * Called by MountService when the initial ASECs to scan are available. 13637 * Should block until all the ASEC containers are finished being scanned. 13638 */ 13639 public void scanAvailableAsecs() { 13640 updateExternalMediaStatusInner(true, false, false); 13641 if (mShouldRestoreconData) { 13642 SELinuxMMAC.setRestoreconDone(); 13643 mShouldRestoreconData = false; 13644 } 13645 } 13646 13647 /* 13648 * Collect information of applications on external media, map them against 13649 * existing containers and update information based on current mount status. 13650 * Please note that we always have to report status if reportStatus has been 13651 * set to true especially when unloading packages. 13652 */ 13653 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 13654 boolean externalStorage) { 13655 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 13656 int[] uidArr = EmptyArray.INT; 13657 13658 final String[] list = PackageHelper.getSecureContainerList(); 13659 if (ArrayUtils.isEmpty(list)) { 13660 Log.i(TAG, "No secure containers found"); 13661 } else { 13662 // Process list of secure containers and categorize them 13663 // as active or stale based on their package internal state. 13664 13665 // reader 13666 synchronized (mPackages) { 13667 for (String cid : list) { 13668 // Leave stages untouched for now; installer service owns them 13669 if (PackageInstallerService.isStageName(cid)) continue; 13670 13671 if (DEBUG_SD_INSTALL) 13672 Log.i(TAG, "Processing container " + cid); 13673 String pkgName = getAsecPackageName(cid); 13674 if (pkgName == null) { 13675 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 13676 continue; 13677 } 13678 if (DEBUG_SD_INSTALL) 13679 Log.i(TAG, "Looking for pkg : " + pkgName); 13680 13681 final PackageSetting ps = mSettings.mPackages.get(pkgName); 13682 if (ps == null) { 13683 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 13684 continue; 13685 } 13686 13687 /* 13688 * Skip packages that are not external if we're unmounting 13689 * external storage. 13690 */ 13691 if (externalStorage && !isMounted && !isExternal(ps)) { 13692 continue; 13693 } 13694 13695 final AsecInstallArgs args = new AsecInstallArgs(cid, 13696 getAppDexInstructionSets(ps), ps.isForwardLocked()); 13697 // The package status is changed only if the code path 13698 // matches between settings and the container id. 13699 if (ps.codePathString != null 13700 && ps.codePathString.startsWith(args.getCodePath())) { 13701 if (DEBUG_SD_INSTALL) { 13702 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 13703 + " at code path: " + ps.codePathString); 13704 } 13705 13706 // We do have a valid package installed on sdcard 13707 processCids.put(args, ps.codePathString); 13708 final int uid = ps.appId; 13709 if (uid != -1) { 13710 uidArr = ArrayUtils.appendInt(uidArr, uid); 13711 } 13712 } else { 13713 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 13714 + ps.codePathString); 13715 } 13716 } 13717 } 13718 13719 Arrays.sort(uidArr); 13720 } 13721 13722 // Process packages with valid entries. 13723 if (isMounted) { 13724 if (DEBUG_SD_INSTALL) 13725 Log.i(TAG, "Loading packages"); 13726 loadMediaPackages(processCids, uidArr); 13727 startCleaningPackages(); 13728 mInstallerService.onSecureContainersAvailable(); 13729 } else { 13730 if (DEBUG_SD_INSTALL) 13731 Log.i(TAG, "Unloading packages"); 13732 unloadMediaPackages(processCids, uidArr, reportStatus); 13733 } 13734 } 13735 13736 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 13737 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 13738 final int size = infos.size(); 13739 final String[] packageNames = new String[size]; 13740 final int[] packageUids = new int[size]; 13741 for (int i = 0; i < size; i++) { 13742 final ApplicationInfo info = infos.get(i); 13743 packageNames[i] = info.packageName; 13744 packageUids[i] = info.uid; 13745 } 13746 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 13747 finishedReceiver); 13748 } 13749 13750 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 13751 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 13752 sendResourcesChangedBroadcast(mediaStatus, replacing, 13753 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 13754 } 13755 13756 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 13757 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 13758 int size = pkgList.length; 13759 if (size > 0) { 13760 // Send broadcasts here 13761 Bundle extras = new Bundle(); 13762 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 13763 if (uidArr != null) { 13764 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 13765 } 13766 if (replacing) { 13767 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 13768 } 13769 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 13770 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 13771 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 13772 } 13773 } 13774 13775 /* 13776 * Look at potentially valid container ids from processCids If package 13777 * information doesn't match the one on record or package scanning fails, 13778 * the cid is added to list of removeCids. We currently don't delete stale 13779 * containers. 13780 */ 13781 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 13782 ArrayList<String> pkgList = new ArrayList<String>(); 13783 Set<AsecInstallArgs> keys = processCids.keySet(); 13784 13785 for (AsecInstallArgs args : keys) { 13786 String codePath = processCids.get(args); 13787 if (DEBUG_SD_INSTALL) 13788 Log.i(TAG, "Loading container : " + args.cid); 13789 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 13790 try { 13791 // Make sure there are no container errors first. 13792 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 13793 Slog.e(TAG, "Failed to mount cid : " + args.cid 13794 + " when installing from sdcard"); 13795 continue; 13796 } 13797 // Check code path here. 13798 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 13799 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 13800 + " does not match one in settings " + codePath); 13801 continue; 13802 } 13803 // Parse package 13804 int parseFlags = mDefParseFlags; 13805 if (args.isExternalAsec()) { 13806 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 13807 } 13808 if (args.isFwdLocked()) { 13809 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 13810 } 13811 13812 synchronized (mInstallLock) { 13813 PackageParser.Package pkg = null; 13814 try { 13815 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 13816 } catch (PackageManagerException e) { 13817 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 13818 } 13819 // Scan the package 13820 if (pkg != null) { 13821 /* 13822 * TODO why is the lock being held? doPostInstall is 13823 * called in other places without the lock. This needs 13824 * to be straightened out. 13825 */ 13826 // writer 13827 synchronized (mPackages) { 13828 retCode = PackageManager.INSTALL_SUCCEEDED; 13829 pkgList.add(pkg.packageName); 13830 // Post process args 13831 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 13832 pkg.applicationInfo.uid); 13833 } 13834 } else { 13835 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 13836 } 13837 } 13838 13839 } finally { 13840 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 13841 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 13842 } 13843 } 13844 } 13845 // writer 13846 synchronized (mPackages) { 13847 // If the platform SDK has changed since the last time we booted, 13848 // we need to re-grant app permission to catch any new ones that 13849 // appear. This is really a hack, and means that apps can in some 13850 // cases get permissions that the user didn't initially explicitly 13851 // allow... it would be nice to have some better way to handle 13852 // this situation. 13853 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 13854 if (regrantPermissions) 13855 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 13856 + mSdkVersion + "; regranting permissions for external storage"); 13857 mSettings.mExternalSdkPlatform = mSdkVersion; 13858 13859 // Make sure group IDs have been assigned, and any permission 13860 // changes in other apps are accounted for 13861 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 13862 | (regrantPermissions 13863 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 13864 : 0)); 13865 13866 mSettings.updateExternalDatabaseVersion(); 13867 13868 // can downgrade to reader 13869 // Persist settings 13870 mSettings.writeLPr(); 13871 } 13872 // Send a broadcast to let everyone know we are done processing 13873 if (pkgList.size() > 0) { 13874 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 13875 } 13876 } 13877 13878 /* 13879 * Utility method to unload a list of specified containers 13880 */ 13881 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 13882 // Just unmount all valid containers. 13883 for (AsecInstallArgs arg : cidArgs) { 13884 synchronized (mInstallLock) { 13885 arg.doPostDeleteLI(false); 13886 } 13887 } 13888 } 13889 13890 /* 13891 * Unload packages mounted on external media. This involves deleting package 13892 * data from internal structures, sending broadcasts about diabled packages, 13893 * gc'ing to free up references, unmounting all secure containers 13894 * corresponding to packages on external media, and posting a 13895 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 13896 * that we always have to post this message if status has been requested no 13897 * matter what. 13898 */ 13899 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 13900 final boolean reportStatus) { 13901 if (DEBUG_SD_INSTALL) 13902 Log.i(TAG, "unloading media packages"); 13903 ArrayList<String> pkgList = new ArrayList<String>(); 13904 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 13905 final Set<AsecInstallArgs> keys = processCids.keySet(); 13906 for (AsecInstallArgs args : keys) { 13907 String pkgName = args.getPackageName(); 13908 if (DEBUG_SD_INSTALL) 13909 Log.i(TAG, "Trying to unload pkg : " + pkgName); 13910 // Delete package internally 13911 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 13912 synchronized (mInstallLock) { 13913 boolean res = deletePackageLI(pkgName, null, false, null, null, 13914 PackageManager.DELETE_KEEP_DATA, outInfo, false); 13915 if (res) { 13916 pkgList.add(pkgName); 13917 } else { 13918 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 13919 failedList.add(args); 13920 } 13921 } 13922 } 13923 13924 // reader 13925 synchronized (mPackages) { 13926 // We didn't update the settings after removing each package; 13927 // write them now for all packages. 13928 mSettings.writeLPr(); 13929 } 13930 13931 // We have to absolutely send UPDATED_MEDIA_STATUS only 13932 // after confirming that all the receivers processed the ordered 13933 // broadcast when packages get disabled, force a gc to clean things up. 13934 // and unload all the containers. 13935 if (pkgList.size() > 0) { 13936 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 13937 new IIntentReceiver.Stub() { 13938 public void performReceive(Intent intent, int resultCode, String data, 13939 Bundle extras, boolean ordered, boolean sticky, 13940 int sendingUser) throws RemoteException { 13941 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 13942 reportStatus ? 1 : 0, 1, keys); 13943 mHandler.sendMessage(msg); 13944 } 13945 }); 13946 } else { 13947 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 13948 keys); 13949 mHandler.sendMessage(msg); 13950 } 13951 } 13952 13953 private void loadPrivatePackages(VolumeInfo vol) { 13954 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 13955 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 13956 synchronized (mPackages) { 13957 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 13958 for (PackageSetting ps : packages) { 13959 synchronized (mInstallLock) { 13960 final PackageParser.Package pkg; 13961 try { 13962 pkg = scanPackageLI(ps.codePath, parseFlags, 0, 0, null); 13963 loaded.add(pkg.applicationInfo); 13964 } catch (PackageManagerException e) { 13965 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 13966 } 13967 } 13968 } 13969 13970 // TODO: regrant any permissions that changed based since original install 13971 13972 mSettings.writeLPr(); 13973 } 13974 13975 Slog.d(TAG, "Loaded packages " + loaded); 13976 sendResourcesChangedBroadcast(true, false, loaded, null); 13977 } 13978 13979 private void unloadPrivatePackages(VolumeInfo vol) { 13980 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 13981 synchronized (mPackages) { 13982 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 13983 for (PackageSetting ps : packages) { 13984 if (ps.pkg == null) continue; 13985 synchronized (mInstallLock) { 13986 final ApplicationInfo info = ps.pkg.applicationInfo; 13987 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 13988 if (deletePackageLI(ps.name, null, false, null, null, 13989 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 13990 unloaded.add(info); 13991 } else { 13992 Slog.w(TAG, "Failed to unload " + ps.codePath); 13993 } 13994 } 13995 } 13996 13997 mSettings.writeLPr(); 13998 } 13999 14000 Slog.d(TAG, "Unloaded packages " + unloaded); 14001 sendResourcesChangedBroadcast(false, false, unloaded, null); 14002 } 14003 14004 @Override 14005 public void movePackage(final String packageName, final IPackageMoveObserver observer, 14006 final int flags) { 14007 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 14008 14009 final int installFlags; 14010 if ((flags & MOVE_INTERNAL) != 0) { 14011 installFlags = INSTALL_INTERNAL; 14012 } else if ((flags & MOVE_EXTERNAL_MEDIA) != 0) { 14013 installFlags = INSTALL_EXTERNAL; 14014 } else { 14015 throw new IllegalArgumentException("Unsupported move flags " + flags); 14016 } 14017 14018 try { 14019 movePackageInternal(packageName, null, installFlags, false, observer); 14020 } catch (PackageManagerException e) { 14021 Slog.d(TAG, "Failed to move " + packageName, e); 14022 try { 14023 observer.packageMoved(packageName, e.error); 14024 } catch (RemoteException ignored) { 14025 } 14026 } 14027 } 14028 14029 @Override 14030 public void movePackageAndData(final String packageName, final String volumeUuid, 14031 final IPackageMoveObserver observer) { 14032 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 14033 try { 14034 movePackageInternal(packageName, volumeUuid, INSTALL_INTERNAL, true, observer); 14035 } catch (PackageManagerException e) { 14036 Slog.d(TAG, "Failed to move " + packageName, e); 14037 try { 14038 observer.packageMoved(packageName, e.error); 14039 } catch (RemoteException ignored) { 14040 } 14041 } 14042 } 14043 14044 private void movePackageInternal(final String packageName, String volumeUuid, int installFlags, 14045 boolean andData, final IPackageMoveObserver observer) throws PackageManagerException { 14046 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 14047 14048 File codeFile = null; 14049 String installerPackageName = null; 14050 String packageAbiOverride = null; 14051 14052 // TOOD: move app private data before installing 14053 14054 // reader 14055 synchronized (mPackages) { 14056 final PackageParser.Package pkg = mPackages.get(packageName); 14057 final PackageSetting ps = mSettings.mPackages.get(packageName); 14058 if (pkg == null || ps == null) { 14059 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 14060 } 14061 14062 if (pkg.applicationInfo.isSystemApp()) { 14063 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 14064 "Cannot move system application"); 14065 } else if (pkg.mOperationPending) { 14066 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 14067 "Attempt to move package which has pending operations"); 14068 } 14069 14070 // TODO: yell if already in desired location 14071 14072 pkg.mOperationPending = true; 14073 14074 codeFile = new File(pkg.codePath); 14075 installerPackageName = ps.installerPackageName; 14076 packageAbiOverride = ps.cpuAbiOverrideString; 14077 } 14078 14079 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 14080 @Override 14081 public void onUserActionRequired(Intent intent) throws RemoteException { 14082 throw new IllegalStateException(); 14083 } 14084 14085 @Override 14086 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 14087 Bundle extras) throws RemoteException { 14088 Slog.d(TAG, "Install result for move: " 14089 + PackageManager.installStatusToString(returnCode, msg)); 14090 14091 // We usually have a new package now after the install, but if 14092 // we failed we need to clear the pending flag on the original 14093 // package object. 14094 synchronized (mPackages) { 14095 final PackageParser.Package pkg = mPackages.get(packageName); 14096 if (pkg != null) { 14097 pkg.mOperationPending = false; 14098 } 14099 } 14100 14101 final int status = PackageManager.installStatusToPublicStatus(returnCode); 14102 switch (status) { 14103 case PackageInstaller.STATUS_SUCCESS: 14104 observer.packageMoved(packageName, PackageManager.MOVE_SUCCEEDED); 14105 break; 14106 case PackageInstaller.STATUS_FAILURE_STORAGE: 14107 observer.packageMoved(packageName, PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 14108 break; 14109 default: 14110 observer.packageMoved(packageName, PackageManager.MOVE_FAILED_INTERNAL_ERROR); 14111 break; 14112 } 14113 } 14114 }; 14115 14116 // Treat a move like reinstalling an existing app, which ensures that we 14117 // process everythign uniformly, like unpacking native libraries. 14118 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 14119 14120 final Message msg = mHandler.obtainMessage(INIT_COPY); 14121 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 14122 msg.obj = new InstallParams(origin, installObserver, installFlags, 14123 installerPackageName, volumeUuid, null, user, packageAbiOverride); 14124 mHandler.sendMessage(msg); 14125 } 14126 14127 @Override 14128 public boolean setInstallLocation(int loc) { 14129 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 14130 null); 14131 if (getInstallLocation() == loc) { 14132 return true; 14133 } 14134 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 14135 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 14136 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 14137 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 14138 return true; 14139 } 14140 return false; 14141 } 14142 14143 @Override 14144 public int getInstallLocation() { 14145 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14146 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 14147 PackageHelper.APP_INSTALL_AUTO); 14148 } 14149 14150 /** Called by UserManagerService */ 14151 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 14152 mDirtyUsers.remove(userHandle); 14153 mSettings.removeUserLPw(userHandle); 14154 mPendingBroadcasts.remove(userHandle); 14155 if (mInstaller != null) { 14156 // Technically, we shouldn't be doing this with the package lock 14157 // held. However, this is very rare, and there is already so much 14158 // other disk I/O going on, that we'll let it slide for now. 14159 mInstaller.removeUserDataDirs(userHandle); 14160 } 14161 mUserNeedsBadging.delete(userHandle); 14162 removeUnusedPackagesLILPw(userManager, userHandle); 14163 } 14164 14165 /** 14166 * We're removing userHandle and would like to remove any downloaded packages 14167 * that are no longer in use by any other user. 14168 * @param userHandle the user being removed 14169 */ 14170 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 14171 final boolean DEBUG_CLEAN_APKS = false; 14172 int [] users = userManager.getUserIdsLPr(); 14173 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 14174 while (psit.hasNext()) { 14175 PackageSetting ps = psit.next(); 14176 if (ps.pkg == null) { 14177 continue; 14178 } 14179 final String packageName = ps.pkg.packageName; 14180 // Skip over if system app 14181 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 14182 continue; 14183 } 14184 if (DEBUG_CLEAN_APKS) { 14185 Slog.i(TAG, "Checking package " + packageName); 14186 } 14187 boolean keep = false; 14188 for (int i = 0; i < users.length; i++) { 14189 if (users[i] != userHandle && ps.getInstalled(users[i])) { 14190 keep = true; 14191 if (DEBUG_CLEAN_APKS) { 14192 Slog.i(TAG, " Keeping package " + packageName + " for user " 14193 + users[i]); 14194 } 14195 break; 14196 } 14197 } 14198 if (!keep) { 14199 if (DEBUG_CLEAN_APKS) { 14200 Slog.i(TAG, " Removing package " + packageName); 14201 } 14202 mHandler.post(new Runnable() { 14203 public void run() { 14204 deletePackageX(packageName, userHandle, 0); 14205 } //end run 14206 }); 14207 } 14208 } 14209 } 14210 14211 /** Called by UserManagerService */ 14212 void createNewUserLILPw(int userHandle, File path) { 14213 if (mInstaller != null) { 14214 mInstaller.createUserConfig(userHandle); 14215 mSettings.createNewUserLILPw(this, mInstaller, userHandle, path); 14216 } 14217 } 14218 14219 void newUserCreatedLILPw(int userHandle) { 14220 // Adding a user requires updating runtime permissions for system apps. 14221 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 14222 } 14223 14224 @Override 14225 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 14226 mContext.enforceCallingOrSelfPermission( 14227 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 14228 "Only package verification agents can read the verifier device identity"); 14229 14230 synchronized (mPackages) { 14231 return mSettings.getVerifierDeviceIdentityLPw(); 14232 } 14233 } 14234 14235 @Override 14236 public void setPermissionEnforced(String permission, boolean enforced) { 14237 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 14238 if (READ_EXTERNAL_STORAGE.equals(permission)) { 14239 synchronized (mPackages) { 14240 if (mSettings.mReadExternalStorageEnforced == null 14241 || mSettings.mReadExternalStorageEnforced != enforced) { 14242 mSettings.mReadExternalStorageEnforced = enforced; 14243 mSettings.writeLPr(); 14244 } 14245 } 14246 // kill any non-foreground processes so we restart them and 14247 // grant/revoke the GID. 14248 final IActivityManager am = ActivityManagerNative.getDefault(); 14249 if (am != null) { 14250 final long token = Binder.clearCallingIdentity(); 14251 try { 14252 am.killProcessesBelowForeground("setPermissionEnforcement"); 14253 } catch (RemoteException e) { 14254 } finally { 14255 Binder.restoreCallingIdentity(token); 14256 } 14257 } 14258 } else { 14259 throw new IllegalArgumentException("No selective enforcement for " + permission); 14260 } 14261 } 14262 14263 @Override 14264 @Deprecated 14265 public boolean isPermissionEnforced(String permission) { 14266 return true; 14267 } 14268 14269 @Override 14270 public boolean isStorageLow() { 14271 final long token = Binder.clearCallingIdentity(); 14272 try { 14273 final DeviceStorageMonitorInternal 14274 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 14275 if (dsm != null) { 14276 return dsm.isMemoryLow(); 14277 } else { 14278 return false; 14279 } 14280 } finally { 14281 Binder.restoreCallingIdentity(token); 14282 } 14283 } 14284 14285 @Override 14286 public IPackageInstaller getPackageInstaller() { 14287 return mInstallerService; 14288 } 14289 14290 private boolean userNeedsBadging(int userId) { 14291 int index = mUserNeedsBadging.indexOfKey(userId); 14292 if (index < 0) { 14293 final UserInfo userInfo; 14294 final long token = Binder.clearCallingIdentity(); 14295 try { 14296 userInfo = sUserManager.getUserInfo(userId); 14297 } finally { 14298 Binder.restoreCallingIdentity(token); 14299 } 14300 final boolean b; 14301 if (userInfo != null && userInfo.isManagedProfile()) { 14302 b = true; 14303 } else { 14304 b = false; 14305 } 14306 mUserNeedsBadging.put(userId, b); 14307 return b; 14308 } 14309 return mUserNeedsBadging.valueAt(index); 14310 } 14311 14312 @Override 14313 public KeySet getKeySetByAlias(String packageName, String alias) { 14314 if (packageName == null || alias == null) { 14315 return null; 14316 } 14317 synchronized(mPackages) { 14318 final PackageParser.Package pkg = mPackages.get(packageName); 14319 if (pkg == null) { 14320 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 14321 throw new IllegalArgumentException("Unknown package: " + packageName); 14322 } 14323 KeySetManagerService ksms = mSettings.mKeySetManagerService; 14324 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 14325 } 14326 } 14327 14328 @Override 14329 public KeySet getSigningKeySet(String packageName) { 14330 if (packageName == null) { 14331 return null; 14332 } 14333 synchronized(mPackages) { 14334 final PackageParser.Package pkg = mPackages.get(packageName); 14335 if (pkg == null) { 14336 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 14337 throw new IllegalArgumentException("Unknown package: " + packageName); 14338 } 14339 if (pkg.applicationInfo.uid != Binder.getCallingUid() 14340 && Process.SYSTEM_UID != Binder.getCallingUid()) { 14341 throw new SecurityException("May not access signing KeySet of other apps."); 14342 } 14343 KeySetManagerService ksms = mSettings.mKeySetManagerService; 14344 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 14345 } 14346 } 14347 14348 @Override 14349 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 14350 if (packageName == null || ks == null) { 14351 return false; 14352 } 14353 synchronized(mPackages) { 14354 final PackageParser.Package pkg = mPackages.get(packageName); 14355 if (pkg == null) { 14356 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 14357 throw new IllegalArgumentException("Unknown package: " + packageName); 14358 } 14359 IBinder ksh = ks.getToken(); 14360 if (ksh instanceof KeySetHandle) { 14361 KeySetManagerService ksms = mSettings.mKeySetManagerService; 14362 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 14363 } 14364 return false; 14365 } 14366 } 14367 14368 @Override 14369 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 14370 if (packageName == null || ks == null) { 14371 return false; 14372 } 14373 synchronized(mPackages) { 14374 final PackageParser.Package pkg = mPackages.get(packageName); 14375 if (pkg == null) { 14376 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 14377 throw new IllegalArgumentException("Unknown package: " + packageName); 14378 } 14379 IBinder ksh = ks.getToken(); 14380 if (ksh instanceof KeySetHandle) { 14381 KeySetManagerService ksms = mSettings.mKeySetManagerService; 14382 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 14383 } 14384 return false; 14385 } 14386 } 14387 14388 public void getUsageStatsIfNoPackageUsageInfo() { 14389 if (!mPackageUsage.isHistoricalPackageUsageAvailable()) { 14390 UsageStatsManager usm = (UsageStatsManager) mContext.getSystemService(Context.USAGE_STATS_SERVICE); 14391 if (usm == null) { 14392 throw new IllegalStateException("UsageStatsManager must be initialized"); 14393 } 14394 long now = System.currentTimeMillis(); 14395 Map<String, UsageStats> stats = usm.queryAndAggregateUsageStats(now - mDexOptLRUThresholdInMills, now); 14396 for (Map.Entry<String, UsageStats> entry : stats.entrySet()) { 14397 String packageName = entry.getKey(); 14398 PackageParser.Package pkg = mPackages.get(packageName); 14399 if (pkg == null) { 14400 continue; 14401 } 14402 UsageStats usage = entry.getValue(); 14403 pkg.mLastPackageUsageTimeInMills = usage.getLastTimeUsed(); 14404 mPackageUsage.mIsHistoricalPackageUsageAvailable = true; 14405 } 14406 } 14407 } 14408 14409 /** 14410 * Check and throw if the given before/after packages would be considered a 14411 * downgrade. 14412 */ 14413 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 14414 throws PackageManagerException { 14415 if (after.versionCode < before.mVersionCode) { 14416 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 14417 "Update version code " + after.versionCode + " is older than current " 14418 + before.mVersionCode); 14419 } else if (after.versionCode == before.mVersionCode) { 14420 if (after.baseRevisionCode < before.baseRevisionCode) { 14421 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 14422 "Update base revision code " + after.baseRevisionCode 14423 + " is older than current " + before.baseRevisionCode); 14424 } 14425 14426 if (!ArrayUtils.isEmpty(after.splitNames)) { 14427 for (int i = 0; i < after.splitNames.length; i++) { 14428 final String splitName = after.splitNames[i]; 14429 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 14430 if (j != -1) { 14431 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 14432 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 14433 "Update split " + splitName + " revision code " 14434 + after.splitRevisionCodes[i] + " is older than current " 14435 + before.splitRevisionCodes[j]); 14436 } 14437 } 14438 } 14439 } 14440 } 14441 } 14442} 14443