PackageManagerService.java revision 7d014cec63939f7aca2a8014f45cd4c9a3e1aa0c
1/* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.server.pm; 18 19import static android.Manifest.permission.GRANT_REVOKE_PERMISSIONS; 20import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 21import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 22import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 23import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 24import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 25import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 26import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 27import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 28import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 29import static android.content.pm.PackageManager.INSTALL_FAILED_DEXOPT; 30import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 31import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 32import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 33import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 34import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 35import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 36import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 37import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 38import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 39import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 40import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 41import static android.content.pm.PackageManager.INSTALL_FAILED_UID_CHANGED; 42import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 43import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 44import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 45import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 46import static android.content.pm.PackageManager.INSTALL_INTERNAL; 47import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 48import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 49import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 50import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 51import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 52import static android.content.pm.PackageManager.MOVE_EXTERNAL_MEDIA; 53import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 54import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 55import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 56import static android.content.pm.PackageManager.MOVE_INTERNAL; 57import static android.content.pm.PackageParser.isApkFile; 58import static android.os.Process.PACKAGE_INFO_GID; 59import static android.os.Process.SYSTEM_UID; 60import static android.system.OsConstants.O_CREAT; 61import static android.system.OsConstants.O_RDWR; 62import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 63import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_USER_OWNER; 64import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 65import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 66import static com.android.internal.util.ArrayUtils.appendInt; 67import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 68import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 69import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 70import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 71import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 72 73import android.Manifest; 74import org.xmlpull.v1.XmlPullParser; 75import android.app.ActivityManager; 76import android.app.ActivityManagerNative; 77import android.app.AppGlobals; 78import android.app.IActivityManager; 79import android.app.admin.IDevicePolicyManager; 80import android.app.backup.IBackupManager; 81import android.app.usage.UsageStats; 82import android.app.usage.UsageStatsManager; 83import android.content.BroadcastReceiver; 84import android.content.ComponentName; 85import android.content.Context; 86import android.content.IIntentReceiver; 87import android.content.Intent; 88import android.content.IntentFilter; 89import android.content.IntentSender; 90import android.content.IntentSender.SendIntentException; 91import android.content.ServiceConnection; 92import android.content.pm.ActivityInfo; 93import android.content.pm.ApplicationInfo; 94import android.content.pm.FeatureInfo; 95import android.content.pm.IPackageDataObserver; 96import android.content.pm.IPackageDeleteObserver; 97import android.content.pm.IPackageDeleteObserver2; 98import android.content.pm.IPackageInstallObserver2; 99import android.content.pm.IPackageInstaller; 100import android.content.pm.IPackageManager; 101import android.content.pm.IPackageMoveObserver; 102import android.content.pm.IPackageStatsObserver; 103import android.content.pm.InstrumentationInfo; 104import android.content.pm.IntentFilterVerificationInfo; 105import android.content.pm.KeySet; 106import android.content.pm.ManifestDigest; 107import android.content.pm.PackageCleanItem; 108import android.content.pm.PackageInfo; 109import android.content.pm.PackageInfoLite; 110import android.content.pm.PackageInstaller; 111import android.content.pm.PackageManager; 112import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 113import android.content.pm.PackageParser; 114import android.content.pm.PackageParser.ActivityIntentInfo; 115import android.content.pm.PackageParser.PackageLite; 116import android.content.pm.PackageParser.PackageParserException; 117import android.content.pm.PackageStats; 118import android.content.pm.PackageUserState; 119import android.content.pm.ParceledListSlice; 120import android.content.pm.PermissionGroupInfo; 121import android.content.pm.PermissionInfo; 122import android.content.pm.ProviderInfo; 123import android.content.pm.ResolveInfo; 124import android.content.pm.ServiceInfo; 125import android.content.pm.Signature; 126import android.content.pm.UserInfo; 127import android.content.pm.VerificationParams; 128import android.content.pm.VerifierDeviceIdentity; 129import android.content.pm.VerifierInfo; 130import android.content.res.Resources; 131import android.hardware.display.DisplayManager; 132import android.net.Uri; 133import android.os.Binder; 134import android.os.Build; 135import android.os.Bundle; 136import android.os.Debug; 137import android.os.Environment; 138import android.os.Environment.UserEnvironment; 139import android.os.FileUtils; 140import android.os.Handler; 141import android.os.IBinder; 142import android.os.Looper; 143import android.os.Message; 144import android.os.Parcel; 145import android.os.ParcelFileDescriptor; 146import android.os.Process; 147import android.os.RemoteException; 148import android.os.SELinux; 149import android.os.ServiceManager; 150import android.os.SystemClock; 151import android.os.SystemProperties; 152import android.os.UserHandle; 153import android.os.UserManager; 154import android.os.storage.IMountService; 155import android.os.storage.StorageEventListener; 156import android.os.storage.StorageManager; 157import android.os.storage.VolumeInfo; 158import android.security.KeyStore; 159import android.security.SystemKeyStore; 160import android.system.ErrnoException; 161import android.system.Os; 162import android.system.StructStat; 163import android.text.TextUtils; 164import android.text.format.DateUtils; 165import android.util.ArrayMap; 166import android.util.ArraySet; 167import android.util.AtomicFile; 168import android.util.DisplayMetrics; 169import android.util.EventLog; 170import android.util.ExceptionUtils; 171import android.util.Log; 172import android.util.LogPrinter; 173import android.util.PrintStreamPrinter; 174import android.util.Slog; 175import android.util.SparseArray; 176import android.util.SparseBooleanArray; 177import android.util.Xml; 178import android.view.Display; 179 180import dalvik.system.DexFile; 181import dalvik.system.VMRuntime; 182 183import libcore.io.IoUtils; 184import libcore.util.EmptyArray; 185 186import com.android.internal.R; 187import com.android.internal.app.IMediaContainerService; 188import com.android.internal.app.ResolverActivity; 189import com.android.internal.content.NativeLibraryHelper; 190import com.android.internal.content.PackageHelper; 191import com.android.internal.os.IParcelFileDescriptorFactory; 192import com.android.internal.util.ArrayUtils; 193import com.android.internal.util.FastPrintWriter; 194import com.android.internal.util.FastXmlSerializer; 195import com.android.internal.util.IndentingPrintWriter; 196import com.android.server.EventLogTags; 197import com.android.server.IntentResolver; 198import com.android.server.LocalServices; 199import com.android.server.ServiceThread; 200import com.android.server.SystemConfig; 201import com.android.server.Watchdog; 202import com.android.server.pm.Settings.DatabaseVersion; 203import com.android.server.storage.DeviceStorageMonitorInternal; 204 205import org.xmlpull.v1.XmlSerializer; 206 207import java.io.BufferedInputStream; 208import java.io.BufferedOutputStream; 209import java.io.BufferedReader; 210import java.io.ByteArrayInputStream; 211import java.io.ByteArrayOutputStream; 212import java.io.File; 213import java.io.FileDescriptor; 214import java.io.FileNotFoundException; 215import java.io.FileOutputStream; 216import java.io.FileReader; 217import java.io.FilenameFilter; 218import java.io.IOException; 219import java.io.InputStream; 220import java.io.PrintWriter; 221import java.nio.charset.StandardCharsets; 222import java.security.NoSuchAlgorithmException; 223import java.security.PublicKey; 224import java.security.cert.CertificateEncodingException; 225import java.security.cert.CertificateException; 226import java.text.SimpleDateFormat; 227import java.util.ArrayList; 228import java.util.Arrays; 229import java.util.Collection; 230import java.util.Collections; 231import java.util.Comparator; 232import java.util.Date; 233import java.util.Iterator; 234import java.util.List; 235import java.util.Map; 236import java.util.Objects; 237import java.util.Set; 238import java.util.concurrent.atomic.AtomicBoolean; 239import java.util.concurrent.atomic.AtomicLong; 240 241/** 242 * Keep track of all those .apks everywhere. 243 * 244 * This is very central to the platform's security; please run the unit 245 * tests whenever making modifications here: 246 * 247mmm frameworks/base/tests/AndroidTests 248adb install -r -f out/target/product/passion/data/app/AndroidTests.apk 249adb shell am instrument -w -e class com.android.unit_tests.PackageManagerTests com.android.unit_tests/android.test.InstrumentationTestRunner 250 * 251 * {@hide} 252 */ 253public class PackageManagerService extends IPackageManager.Stub { 254 static final String TAG = "PackageManager"; 255 static final boolean DEBUG_SETTINGS = false; 256 static final boolean DEBUG_PREFERRED = false; 257 static final boolean DEBUG_UPGRADE = false; 258 private static final boolean DEBUG_BACKUP = true; 259 private static final boolean DEBUG_INSTALL = false; 260 private static final boolean DEBUG_REMOVE = false; 261 private static final boolean DEBUG_BROADCASTS = false; 262 private static final boolean DEBUG_SHOW_INFO = false; 263 private static final boolean DEBUG_PACKAGE_INFO = false; 264 private static final boolean DEBUG_INTENT_MATCHING = false; 265 private static final boolean DEBUG_PACKAGE_SCANNING = false; 266 private static final boolean DEBUG_VERIFY = false; 267 private static final boolean DEBUG_DEXOPT = false; 268 private static final boolean DEBUG_ABI_SELECTION = false; 269 270 static final boolean RUNTIME_PERMISSIONS_ENABLED = true; 271 272 private static final int RADIO_UID = Process.PHONE_UID; 273 private static final int LOG_UID = Process.LOG_UID; 274 private static final int NFC_UID = Process.NFC_UID; 275 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 276 private static final int SHELL_UID = Process.SHELL_UID; 277 278 // Cap the size of permission trees that 3rd party apps can define 279 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 280 281 // Suffix used during package installation when copying/moving 282 // package apks to install directory. 283 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 284 285 static final int SCAN_NO_DEX = 1<<1; 286 static final int SCAN_FORCE_DEX = 1<<2; 287 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 288 static final int SCAN_NEW_INSTALL = 1<<4; 289 static final int SCAN_NO_PATHS = 1<<5; 290 static final int SCAN_UPDATE_TIME = 1<<6; 291 static final int SCAN_DEFER_DEX = 1<<7; 292 static final int SCAN_BOOTING = 1<<8; 293 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 294 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 295 static final int SCAN_REPLACING = 1<<11; 296 static final int SCAN_REQUIRE_KNOWN = 1<<12; 297 298 static final int REMOVE_CHATTY = 1<<16; 299 300 /** 301 * Timeout (in milliseconds) after which the watchdog should declare that 302 * our handler thread is wedged. The usual default for such things is one 303 * minute but we sometimes do very lengthy I/O operations on this thread, 304 * such as installing multi-gigabyte applications, so ours needs to be longer. 305 */ 306 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 307 308 /** 309 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 310 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 311 * settings entry if available, otherwise we use the hardcoded default. If it's been 312 * more than this long since the last fstrim, we force one during the boot sequence. 313 * 314 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 315 * one gets run at the next available charging+idle time. This final mandatory 316 * no-fstrim check kicks in only of the other scheduling criteria is never met. 317 */ 318 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 319 320 /** 321 * Whether verification is enabled by default. 322 */ 323 private static final boolean DEFAULT_VERIFY_ENABLE = true; 324 325 /** 326 * The default maximum time to wait for the verification agent to return in 327 * milliseconds. 328 */ 329 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 330 331 /** 332 * The default response for package verification timeout. 333 * 334 * This can be either PackageManager.VERIFICATION_ALLOW or 335 * PackageManager.VERIFICATION_REJECT. 336 */ 337 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 338 339 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 340 341 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 342 DEFAULT_CONTAINER_PACKAGE, 343 "com.android.defcontainer.DefaultContainerService"); 344 345 private static final String KILL_APP_REASON_GIDS_CHANGED = 346 "permission grant or revoke changed gids"; 347 348 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 349 "permissions revoked"; 350 351 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 352 353 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 354 355 /** Permission grant: not grant the permission. */ 356 private static final int GRANT_DENIED = 1; 357 358 /** Permission grant: grant the permission as an install permission. */ 359 private static final int GRANT_INSTALL = 2; 360 361 /** Permission grant: grant the permission as a runtime one. */ 362 private static final int GRANT_RUNTIME = 3; 363 364 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 365 private static final int GRANT_UPGRADE = 4; 366 367 final ServiceThread mHandlerThread; 368 369 final PackageHandler mHandler; 370 371 /** 372 * Messages for {@link #mHandler} that need to wait for system ready before 373 * being dispatched. 374 */ 375 private ArrayList<Message> mPostSystemReadyMessages; 376 377 final int mSdkVersion = Build.VERSION.SDK_INT; 378 379 final Context mContext; 380 final boolean mFactoryTest; 381 final boolean mOnlyCore; 382 final boolean mLazyDexOpt; 383 final long mDexOptLRUThresholdInMills; 384 final DisplayMetrics mMetrics; 385 final int mDefParseFlags; 386 final String[] mSeparateProcesses; 387 final boolean mIsUpgrade; 388 389 // This is where all application persistent data goes. 390 final File mAppDataDir; 391 392 // This is where all application persistent data goes for secondary users. 393 final File mUserAppDataDir; 394 395 /** The location for ASEC container files on internal storage. */ 396 final String mAsecInternalPath; 397 398 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 399 // LOCK HELD. Can be called with mInstallLock held. 400 final Installer mInstaller; 401 402 /** Directory where installed third-party apps stored */ 403 final File mAppInstallDir; 404 405 /** 406 * Directory to which applications installed internally have their 407 * 32 bit native libraries copied. 408 */ 409 private File mAppLib32InstallDir; 410 411 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 412 // apps. 413 final File mDrmAppPrivateInstallDir; 414 415 // ---------------------------------------------------------------- 416 417 // Lock for state used when installing and doing other long running 418 // operations. Methods that must be called with this lock held have 419 // the suffix "LI". 420 final Object mInstallLock = new Object(); 421 422 // ---------------------------------------------------------------- 423 424 // Keys are String (package name), values are Package. This also serves 425 // as the lock for the global state. Methods that must be called with 426 // this lock held have the prefix "LP". 427 final ArrayMap<String, PackageParser.Package> mPackages = 428 new ArrayMap<String, PackageParser.Package>(); 429 430 // Tracks available target package names -> overlay package paths. 431 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 432 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 433 434 final Settings mSettings; 435 boolean mRestoredSettings; 436 437 // System configuration read by SystemConfig. 438 final int[] mGlobalGids; 439 final SparseArray<ArraySet<String>> mSystemPermissions; 440 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 441 442 // If mac_permissions.xml was found for seinfo labeling. 443 boolean mFoundPolicyFile; 444 445 // If a recursive restorecon of /data/data/<pkg> is needed. 446 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 447 448 public static final class SharedLibraryEntry { 449 public final String path; 450 public final String apk; 451 452 SharedLibraryEntry(String _path, String _apk) { 453 path = _path; 454 apk = _apk; 455 } 456 } 457 458 // Currently known shared libraries. 459 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 460 new ArrayMap<String, SharedLibraryEntry>(); 461 462 // All available activities, for your resolving pleasure. 463 final ActivityIntentResolver mActivities = 464 new ActivityIntentResolver(); 465 466 // All available receivers, for your resolving pleasure. 467 final ActivityIntentResolver mReceivers = 468 new ActivityIntentResolver(); 469 470 // All available services, for your resolving pleasure. 471 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 472 473 // All available providers, for your resolving pleasure. 474 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 475 476 // Mapping from provider base names (first directory in content URI codePath) 477 // to the provider information. 478 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 479 new ArrayMap<String, PackageParser.Provider>(); 480 481 // Mapping from instrumentation class names to info about them. 482 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 483 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 484 485 // Mapping from permission names to info about them. 486 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 487 new ArrayMap<String, PackageParser.PermissionGroup>(); 488 489 // Packages whose data we have transfered into another package, thus 490 // should no longer exist. 491 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 492 493 // Broadcast actions that are only available to the system. 494 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 495 496 /** List of packages waiting for verification. */ 497 final SparseArray<PackageVerificationState> mPendingVerification 498 = new SparseArray<PackageVerificationState>(); 499 500 /** Set of packages associated with each app op permission. */ 501 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 502 503 final PackageInstallerService mInstallerService; 504 505 private final PackageDexOptimizer mPackageDexOptimizer; 506 // Cache of users who need badging. 507 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 508 509 /** Token for keys in mPendingVerification. */ 510 private int mPendingVerificationToken = 0; 511 512 volatile boolean mSystemReady; 513 volatile boolean mSafeMode; 514 volatile boolean mHasSystemUidErrors; 515 516 ApplicationInfo mAndroidApplication; 517 final ActivityInfo mResolveActivity = new ActivityInfo(); 518 final ResolveInfo mResolveInfo = new ResolveInfo(); 519 ComponentName mResolveComponentName; 520 PackageParser.Package mPlatformPackage; 521 ComponentName mCustomResolverComponentName; 522 523 boolean mResolverReplaced = false; 524 525 private final ComponentName mIntentFilterVerifierComponent; 526 private int mIntentFilterVerificationToken = 0; 527 528 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 529 = new SparseArray<IntentFilterVerificationState>(); 530 531 private interface IntentFilterVerifier<T extends IntentFilter> { 532 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 533 T filter, String packageName); 534 void startVerifications(int userId); 535 void receiveVerificationResponse(int verificationId); 536 } 537 538 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 539 private Context mContext; 540 private ComponentName mIntentFilterVerifierComponent; 541 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 542 543 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 544 mContext = context; 545 mIntentFilterVerifierComponent = verifierComponent; 546 } 547 548 private String getDefaultScheme() { 549 // TODO: replace SCHEME_HTTP with SCHEME_HTTPS 550 return IntentFilter.SCHEME_HTTP; 551 } 552 553 @Override 554 public void startVerifications(int userId) { 555 // Launch verifications requests 556 int count = mCurrentIntentFilterVerifications.size(); 557 for (int n=0; n<count; n++) { 558 int verificationId = mCurrentIntentFilterVerifications.get(n); 559 final IntentFilterVerificationState ivs = 560 mIntentFilterVerificationStates.get(verificationId); 561 562 String packageName = ivs.getPackageName(); 563 564 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 565 final int filterCount = filters.size(); 566 ArraySet<String> domainsSet = new ArraySet<>(); 567 for (int m=0; m<filterCount; m++) { 568 PackageParser.ActivityIntentInfo filter = filters.get(m); 569 domainsSet.addAll(filter.getHostsList()); 570 } 571 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 572 synchronized (mPackages) { 573 if (mSettings.createIntentFilterVerificationIfNeededLPw( 574 packageName, domainsList) != null) { 575 scheduleWriteSettingsLocked(); 576 } 577 } 578 sendVerificationRequest(userId, verificationId, ivs); 579 } 580 mCurrentIntentFilterVerifications.clear(); 581 } 582 583 private void sendVerificationRequest(int userId, int verificationId, 584 IntentFilterVerificationState ivs) { 585 586 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 587 verificationIntent.putExtra( 588 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 589 verificationId); 590 verificationIntent.putExtra( 591 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 592 getDefaultScheme()); 593 verificationIntent.putExtra( 594 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 595 ivs.getHostsString()); 596 verificationIntent.putExtra( 597 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 598 ivs.getPackageName()); 599 verificationIntent.setComponent(mIntentFilterVerifierComponent); 600 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 601 602 UserHandle user = new UserHandle(userId); 603 mContext.sendBroadcastAsUser(verificationIntent, user); 604 Slog.d(TAG, "Sending IntenFilter verification broadcast"); 605 } 606 607 public void receiveVerificationResponse(int verificationId) { 608 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 609 610 final boolean verified = ivs.isVerified(); 611 612 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 613 final int count = filters.size(); 614 for (int n=0; n<count; n++) { 615 PackageParser.ActivityIntentInfo filter = filters.get(n); 616 filter.setVerified(verified); 617 618 Slog.d(TAG, "IntentFilter " + filter.toString() + " verified with result:" 619 + verified + " and hosts:" + ivs.getHostsString()); 620 } 621 622 mIntentFilterVerificationStates.remove(verificationId); 623 624 final String packageName = ivs.getPackageName(); 625 IntentFilterVerificationInfo ivi = null; 626 627 synchronized (mPackages) { 628 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 629 } 630 if (ivi == null) { 631 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 632 + verificationId + " packageName:" + packageName); 633 return; 634 } 635 Slog.d(TAG, "Updating IntentFilterVerificationInfo for verificationId: " 636 + verificationId); 637 638 synchronized (mPackages) { 639 if (verified) { 640 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 641 } else { 642 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 643 } 644 scheduleWriteSettingsLocked(); 645 646 final int userId = ivs.getUserId(); 647 if (userId != UserHandle.USER_ALL) { 648 final int userStatus = 649 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 650 651 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 652 boolean needUpdate = false; 653 654 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 655 // already been set by the User thru the Disambiguation dialog 656 switch (userStatus) { 657 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 658 if (verified) { 659 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 660 } else { 661 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 662 } 663 needUpdate = true; 664 break; 665 666 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 667 if (verified) { 668 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 669 needUpdate = true; 670 } 671 break; 672 673 default: 674 // Nothing to do 675 } 676 677 if (needUpdate) { 678 mSettings.updateIntentFilterVerificationStatusLPw( 679 packageName, updatedStatus, userId); 680 scheduleWritePackageRestrictionsLocked(userId); 681 } 682 } 683 } 684 } 685 686 @Override 687 public boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 688 ActivityIntentInfo filter, String packageName) { 689 if (!(filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 690 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 691 Slog.d(TAG, "IntentFilter does not contain HTTP nor HTTPS data scheme"); 692 return false; 693 } 694 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 695 if (ivs == null) { 696 ivs = createDomainVerificationState(verifierId, userId, verificationId, 697 packageName); 698 } 699 if (!hasValidDomains(filter)) { 700 return false; 701 } 702 ivs.addFilter(filter); 703 return true; 704 } 705 706 private IntentFilterVerificationState createDomainVerificationState(int verifierId, 707 int userId, int verificationId, String packageName) { 708 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 709 verifierId, userId, packageName); 710 ivs.setPendingState(); 711 synchronized (mPackages) { 712 mIntentFilterVerificationStates.append(verificationId, ivs); 713 mCurrentIntentFilterVerifications.add(verificationId); 714 } 715 return ivs; 716 } 717 } 718 719 private static boolean hasValidDomains(ActivityIntentInfo filter) { 720 return hasValidDomains(filter, true); 721 } 722 723 private static boolean hasValidDomains(ActivityIntentInfo filter, boolean logging) { 724 boolean hasHTTPorHTTPS = filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 725 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS); 726 if (!hasHTTPorHTTPS) { 727 if (logging) { 728 Slog.d(TAG, "IntentFilter does not contain any HTTP or HTTPS data scheme"); 729 } 730 return false; 731 } 732 ArrayList<String> hosts = filter.getHostsList(); 733 if (hosts.size() == 0) { 734 if (logging) { 735 Slog.d(TAG, "IntentFilter does not contain any data hosts"); 736 } 737 // We still return true as this is the case of any Browser 738 return true; 739 } 740 String hostEndBase = null; 741 for (String host : hosts) { 742 String[] hostParts = host.split("\\."); 743 // Should be at minimum a host like "example.com" 744 if (hostParts.length < 2) { 745 if (logging) { 746 Slog.d(TAG, "IntentFilter does not contain a valid data host name: " + host); 747 } 748 return false; 749 } 750 // Verify that we have the same ending domain 751 int length = hostParts.length; 752 String hostEnd = hostParts[length - 1] + hostParts[length - 2]; 753 if (hostEndBase == null) { 754 hostEndBase = hostEnd; 755 } 756 if (!hostEnd.equalsIgnoreCase(hostEndBase)) { 757 if (logging) { 758 Slog.d(TAG, "IntentFilter does not contain the same data domains"); 759 } 760 return false; 761 } 762 } 763 return true; 764 } 765 766 private IntentFilterVerifier mIntentFilterVerifier; 767 768 // Set of pending broadcasts for aggregating enable/disable of components. 769 static class PendingPackageBroadcasts { 770 // for each user id, a map of <package name -> components within that package> 771 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 772 773 public PendingPackageBroadcasts() { 774 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 775 } 776 777 public ArrayList<String> get(int userId, String packageName) { 778 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 779 return packages.get(packageName); 780 } 781 782 public void put(int userId, String packageName, ArrayList<String> components) { 783 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 784 packages.put(packageName, components); 785 } 786 787 public void remove(int userId, String packageName) { 788 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 789 if (packages != null) { 790 packages.remove(packageName); 791 } 792 } 793 794 public void remove(int userId) { 795 mUidMap.remove(userId); 796 } 797 798 public int userIdCount() { 799 return mUidMap.size(); 800 } 801 802 public int userIdAt(int n) { 803 return mUidMap.keyAt(n); 804 } 805 806 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 807 return mUidMap.get(userId); 808 } 809 810 public int size() { 811 // total number of pending broadcast entries across all userIds 812 int num = 0; 813 for (int i = 0; i< mUidMap.size(); i++) { 814 num += mUidMap.valueAt(i).size(); 815 } 816 return num; 817 } 818 819 public void clear() { 820 mUidMap.clear(); 821 } 822 823 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 824 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 825 if (map == null) { 826 map = new ArrayMap<String, ArrayList<String>>(); 827 mUidMap.put(userId, map); 828 } 829 return map; 830 } 831 } 832 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 833 834 // Service Connection to remote media container service to copy 835 // package uri's from external media onto secure containers 836 // or internal storage. 837 private IMediaContainerService mContainerService = null; 838 839 static final int SEND_PENDING_BROADCAST = 1; 840 static final int MCS_BOUND = 3; 841 static final int END_COPY = 4; 842 static final int INIT_COPY = 5; 843 static final int MCS_UNBIND = 6; 844 static final int START_CLEANING_PACKAGE = 7; 845 static final int FIND_INSTALL_LOC = 8; 846 static final int POST_INSTALL = 9; 847 static final int MCS_RECONNECT = 10; 848 static final int MCS_GIVE_UP = 11; 849 static final int UPDATED_MEDIA_STATUS = 12; 850 static final int WRITE_SETTINGS = 13; 851 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 852 static final int PACKAGE_VERIFIED = 15; 853 static final int CHECK_PENDING_VERIFICATION = 16; 854 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 855 static final int INTENT_FILTER_VERIFIED = 18; 856 857 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 858 859 // Delay time in millisecs 860 static final int BROADCAST_DELAY = 10 * 1000; 861 862 static UserManagerService sUserManager; 863 864 // Stores a list of users whose package restrictions file needs to be updated 865 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 866 867 final private DefaultContainerConnection mDefContainerConn = 868 new DefaultContainerConnection(); 869 class DefaultContainerConnection implements ServiceConnection { 870 public void onServiceConnected(ComponentName name, IBinder service) { 871 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 872 IMediaContainerService imcs = 873 IMediaContainerService.Stub.asInterface(service); 874 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 875 } 876 877 public void onServiceDisconnected(ComponentName name) { 878 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 879 } 880 }; 881 882 // Recordkeeping of restore-after-install operations that are currently in flight 883 // between the Package Manager and the Backup Manager 884 class PostInstallData { 885 public InstallArgs args; 886 public PackageInstalledInfo res; 887 888 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 889 args = _a; 890 res = _r; 891 } 892 }; 893 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 894 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 895 896 // backup/restore of preferred activity state 897 private static final String TAG_PREFERRED_BACKUP = "pa"; 898 899 private final String mRequiredVerifierPackage; 900 901 private final PackageUsage mPackageUsage = new PackageUsage(); 902 903 private class PackageUsage { 904 private static final int WRITE_INTERVAL 905 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 906 907 private final Object mFileLock = new Object(); 908 private final AtomicLong mLastWritten = new AtomicLong(0); 909 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 910 911 private boolean mIsHistoricalPackageUsageAvailable = true; 912 913 boolean isHistoricalPackageUsageAvailable() { 914 return mIsHistoricalPackageUsageAvailable; 915 } 916 917 void write(boolean force) { 918 if (force) { 919 writeInternal(); 920 return; 921 } 922 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 923 && !DEBUG_DEXOPT) { 924 return; 925 } 926 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 927 new Thread("PackageUsage_DiskWriter") { 928 @Override 929 public void run() { 930 try { 931 writeInternal(); 932 } finally { 933 mBackgroundWriteRunning.set(false); 934 } 935 } 936 }.start(); 937 } 938 } 939 940 private void writeInternal() { 941 synchronized (mPackages) { 942 synchronized (mFileLock) { 943 AtomicFile file = getFile(); 944 FileOutputStream f = null; 945 try { 946 f = file.startWrite(); 947 BufferedOutputStream out = new BufferedOutputStream(f); 948 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 949 StringBuilder sb = new StringBuilder(); 950 for (PackageParser.Package pkg : mPackages.values()) { 951 if (pkg.mLastPackageUsageTimeInMills == 0) { 952 continue; 953 } 954 sb.setLength(0); 955 sb.append(pkg.packageName); 956 sb.append(' '); 957 sb.append((long)pkg.mLastPackageUsageTimeInMills); 958 sb.append('\n'); 959 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 960 } 961 out.flush(); 962 file.finishWrite(f); 963 } catch (IOException e) { 964 if (f != null) { 965 file.failWrite(f); 966 } 967 Log.e(TAG, "Failed to write package usage times", e); 968 } 969 } 970 } 971 mLastWritten.set(SystemClock.elapsedRealtime()); 972 } 973 974 void readLP() { 975 synchronized (mFileLock) { 976 AtomicFile file = getFile(); 977 BufferedInputStream in = null; 978 try { 979 in = new BufferedInputStream(file.openRead()); 980 StringBuffer sb = new StringBuffer(); 981 while (true) { 982 String packageName = readToken(in, sb, ' '); 983 if (packageName == null) { 984 break; 985 } 986 String timeInMillisString = readToken(in, sb, '\n'); 987 if (timeInMillisString == null) { 988 throw new IOException("Failed to find last usage time for package " 989 + packageName); 990 } 991 PackageParser.Package pkg = mPackages.get(packageName); 992 if (pkg == null) { 993 continue; 994 } 995 long timeInMillis; 996 try { 997 timeInMillis = Long.parseLong(timeInMillisString.toString()); 998 } catch (NumberFormatException e) { 999 throw new IOException("Failed to parse " + timeInMillisString 1000 + " as a long.", e); 1001 } 1002 pkg.mLastPackageUsageTimeInMills = timeInMillis; 1003 } 1004 } catch (FileNotFoundException expected) { 1005 mIsHistoricalPackageUsageAvailable = false; 1006 } catch (IOException e) { 1007 Log.w(TAG, "Failed to read package usage times", e); 1008 } finally { 1009 IoUtils.closeQuietly(in); 1010 } 1011 } 1012 mLastWritten.set(SystemClock.elapsedRealtime()); 1013 } 1014 1015 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 1016 throws IOException { 1017 sb.setLength(0); 1018 while (true) { 1019 int ch = in.read(); 1020 if (ch == -1) { 1021 if (sb.length() == 0) { 1022 return null; 1023 } 1024 throw new IOException("Unexpected EOF"); 1025 } 1026 if (ch == endOfToken) { 1027 return sb.toString(); 1028 } 1029 sb.append((char)ch); 1030 } 1031 } 1032 1033 private AtomicFile getFile() { 1034 File dataDir = Environment.getDataDirectory(); 1035 File systemDir = new File(dataDir, "system"); 1036 File fname = new File(systemDir, "package-usage.list"); 1037 return new AtomicFile(fname); 1038 } 1039 } 1040 1041 class PackageHandler extends Handler { 1042 private boolean mBound = false; 1043 final ArrayList<HandlerParams> mPendingInstalls = 1044 new ArrayList<HandlerParams>(); 1045 1046 private boolean connectToService() { 1047 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1048 " DefaultContainerService"); 1049 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1050 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1051 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1052 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 1053 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1054 mBound = true; 1055 return true; 1056 } 1057 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1058 return false; 1059 } 1060 1061 private void disconnectService() { 1062 mContainerService = null; 1063 mBound = false; 1064 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1065 mContext.unbindService(mDefContainerConn); 1066 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1067 } 1068 1069 PackageHandler(Looper looper) { 1070 super(looper); 1071 } 1072 1073 public void handleMessage(Message msg) { 1074 try { 1075 doHandleMessage(msg); 1076 } finally { 1077 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1078 } 1079 } 1080 1081 void doHandleMessage(Message msg) { 1082 switch (msg.what) { 1083 case INIT_COPY: { 1084 HandlerParams params = (HandlerParams) msg.obj; 1085 int idx = mPendingInstalls.size(); 1086 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1087 // If a bind was already initiated we dont really 1088 // need to do anything. The pending install 1089 // will be processed later on. 1090 if (!mBound) { 1091 // If this is the only one pending we might 1092 // have to bind to the service again. 1093 if (!connectToService()) { 1094 Slog.e(TAG, "Failed to bind to media container service"); 1095 params.serviceError(); 1096 return; 1097 } else { 1098 // Once we bind to the service, the first 1099 // pending request will be processed. 1100 mPendingInstalls.add(idx, params); 1101 } 1102 } else { 1103 mPendingInstalls.add(idx, params); 1104 // Already bound to the service. Just make 1105 // sure we trigger off processing the first request. 1106 if (idx == 0) { 1107 mHandler.sendEmptyMessage(MCS_BOUND); 1108 } 1109 } 1110 break; 1111 } 1112 case MCS_BOUND: { 1113 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1114 if (msg.obj != null) { 1115 mContainerService = (IMediaContainerService) msg.obj; 1116 } 1117 if (mContainerService == null) { 1118 // Something seriously wrong. Bail out 1119 Slog.e(TAG, "Cannot bind to media container service"); 1120 for (HandlerParams params : mPendingInstalls) { 1121 // Indicate service bind error 1122 params.serviceError(); 1123 } 1124 mPendingInstalls.clear(); 1125 } else if (mPendingInstalls.size() > 0) { 1126 HandlerParams params = mPendingInstalls.get(0); 1127 if (params != null) { 1128 if (params.startCopy()) { 1129 // We are done... look for more work or to 1130 // go idle. 1131 if (DEBUG_SD_INSTALL) Log.i(TAG, 1132 "Checking for more work or unbind..."); 1133 // Delete pending install 1134 if (mPendingInstalls.size() > 0) { 1135 mPendingInstalls.remove(0); 1136 } 1137 if (mPendingInstalls.size() == 0) { 1138 if (mBound) { 1139 if (DEBUG_SD_INSTALL) Log.i(TAG, 1140 "Posting delayed MCS_UNBIND"); 1141 removeMessages(MCS_UNBIND); 1142 Message ubmsg = obtainMessage(MCS_UNBIND); 1143 // Unbind after a little delay, to avoid 1144 // continual thrashing. 1145 sendMessageDelayed(ubmsg, 10000); 1146 } 1147 } else { 1148 // There are more pending requests in queue. 1149 // Just post MCS_BOUND message to trigger processing 1150 // of next pending install. 1151 if (DEBUG_SD_INSTALL) Log.i(TAG, 1152 "Posting MCS_BOUND for next work"); 1153 mHandler.sendEmptyMessage(MCS_BOUND); 1154 } 1155 } 1156 } 1157 } else { 1158 // Should never happen ideally. 1159 Slog.w(TAG, "Empty queue"); 1160 } 1161 break; 1162 } 1163 case MCS_RECONNECT: { 1164 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1165 if (mPendingInstalls.size() > 0) { 1166 if (mBound) { 1167 disconnectService(); 1168 } 1169 if (!connectToService()) { 1170 Slog.e(TAG, "Failed to bind to media container service"); 1171 for (HandlerParams params : mPendingInstalls) { 1172 // Indicate service bind error 1173 params.serviceError(); 1174 } 1175 mPendingInstalls.clear(); 1176 } 1177 } 1178 break; 1179 } 1180 case MCS_UNBIND: { 1181 // If there is no actual work left, then time to unbind. 1182 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1183 1184 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1185 if (mBound) { 1186 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1187 1188 disconnectService(); 1189 } 1190 } else if (mPendingInstalls.size() > 0) { 1191 // There are more pending requests in queue. 1192 // Just post MCS_BOUND message to trigger processing 1193 // of next pending install. 1194 mHandler.sendEmptyMessage(MCS_BOUND); 1195 } 1196 1197 break; 1198 } 1199 case MCS_GIVE_UP: { 1200 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1201 mPendingInstalls.remove(0); 1202 break; 1203 } 1204 case SEND_PENDING_BROADCAST: { 1205 String packages[]; 1206 ArrayList<String> components[]; 1207 int size = 0; 1208 int uids[]; 1209 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1210 synchronized (mPackages) { 1211 if (mPendingBroadcasts == null) { 1212 return; 1213 } 1214 size = mPendingBroadcasts.size(); 1215 if (size <= 0) { 1216 // Nothing to be done. Just return 1217 return; 1218 } 1219 packages = new String[size]; 1220 components = new ArrayList[size]; 1221 uids = new int[size]; 1222 int i = 0; // filling out the above arrays 1223 1224 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1225 int packageUserId = mPendingBroadcasts.userIdAt(n); 1226 Iterator<Map.Entry<String, ArrayList<String>>> it 1227 = mPendingBroadcasts.packagesForUserId(packageUserId) 1228 .entrySet().iterator(); 1229 while (it.hasNext() && i < size) { 1230 Map.Entry<String, ArrayList<String>> ent = it.next(); 1231 packages[i] = ent.getKey(); 1232 components[i] = ent.getValue(); 1233 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1234 uids[i] = (ps != null) 1235 ? UserHandle.getUid(packageUserId, ps.appId) 1236 : -1; 1237 i++; 1238 } 1239 } 1240 size = i; 1241 mPendingBroadcasts.clear(); 1242 } 1243 // Send broadcasts 1244 for (int i = 0; i < size; i++) { 1245 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1246 } 1247 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1248 break; 1249 } 1250 case START_CLEANING_PACKAGE: { 1251 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1252 final String packageName = (String)msg.obj; 1253 final int userId = msg.arg1; 1254 final boolean andCode = msg.arg2 != 0; 1255 synchronized (mPackages) { 1256 if (userId == UserHandle.USER_ALL) { 1257 int[] users = sUserManager.getUserIds(); 1258 for (int user : users) { 1259 mSettings.addPackageToCleanLPw( 1260 new PackageCleanItem(user, packageName, andCode)); 1261 } 1262 } else { 1263 mSettings.addPackageToCleanLPw( 1264 new PackageCleanItem(userId, packageName, andCode)); 1265 } 1266 } 1267 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1268 startCleaningPackages(); 1269 } break; 1270 case POST_INSTALL: { 1271 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1272 PostInstallData data = mRunningInstalls.get(msg.arg1); 1273 mRunningInstalls.delete(msg.arg1); 1274 boolean deleteOld = false; 1275 1276 if (data != null) { 1277 InstallArgs args = data.args; 1278 PackageInstalledInfo res = data.res; 1279 1280 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1281 res.removedInfo.sendBroadcast(false, true, false); 1282 Bundle extras = new Bundle(1); 1283 extras.putInt(Intent.EXTRA_UID, res.uid); 1284 1285 // Now that we successfully installed the package, grant runtime 1286 // permissions if requested before broadcasting the install. 1287 if ((args.installFlags 1288 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0) { 1289 grantRequestedRuntimePermissions(res.pkg, 1290 args.user.getIdentifier()); 1291 } 1292 1293 // Determine the set of users who are adding this 1294 // package for the first time vs. those who are seeing 1295 // an update. 1296 int[] firstUsers; 1297 int[] updateUsers = new int[0]; 1298 if (res.origUsers == null || res.origUsers.length == 0) { 1299 firstUsers = res.newUsers; 1300 } else { 1301 firstUsers = new int[0]; 1302 for (int i=0; i<res.newUsers.length; i++) { 1303 int user = res.newUsers[i]; 1304 boolean isNew = true; 1305 for (int j=0; j<res.origUsers.length; j++) { 1306 if (res.origUsers[j] == user) { 1307 isNew = false; 1308 break; 1309 } 1310 } 1311 if (isNew) { 1312 int[] newFirst = new int[firstUsers.length+1]; 1313 System.arraycopy(firstUsers, 0, newFirst, 0, 1314 firstUsers.length); 1315 newFirst[firstUsers.length] = user; 1316 firstUsers = newFirst; 1317 } else { 1318 int[] newUpdate = new int[updateUsers.length+1]; 1319 System.arraycopy(updateUsers, 0, newUpdate, 0, 1320 updateUsers.length); 1321 newUpdate[updateUsers.length] = user; 1322 updateUsers = newUpdate; 1323 } 1324 } 1325 } 1326 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1327 res.pkg.applicationInfo.packageName, 1328 extras, null, null, firstUsers); 1329 final boolean update = res.removedInfo.removedPackage != null; 1330 if (update) { 1331 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1332 } 1333 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1334 res.pkg.applicationInfo.packageName, 1335 extras, null, null, updateUsers); 1336 if (update) { 1337 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1338 res.pkg.applicationInfo.packageName, 1339 extras, null, null, updateUsers); 1340 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1341 null, null, 1342 res.pkg.applicationInfo.packageName, null, updateUsers); 1343 1344 // treat asec-hosted packages like removable media on upgrade 1345 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1346 if (DEBUG_INSTALL) { 1347 Slog.i(TAG, "upgrading pkg " + res.pkg 1348 + " is ASEC-hosted -> AVAILABLE"); 1349 } 1350 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1351 ArrayList<String> pkgList = new ArrayList<String>(1); 1352 pkgList.add(res.pkg.applicationInfo.packageName); 1353 sendResourcesChangedBroadcast(true, true, 1354 pkgList,uidArray, null); 1355 } 1356 } 1357 if (res.removedInfo.args != null) { 1358 // Remove the replaced package's older resources safely now 1359 deleteOld = true; 1360 } 1361 1362 // Log current value of "unknown sources" setting 1363 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1364 getUnknownSourcesSettings()); 1365 } 1366 // Force a gc to clear up things 1367 Runtime.getRuntime().gc(); 1368 // We delete after a gc for applications on sdcard. 1369 if (deleteOld) { 1370 synchronized (mInstallLock) { 1371 res.removedInfo.args.doPostDeleteLI(true); 1372 } 1373 } 1374 if (args.observer != null) { 1375 try { 1376 Bundle extras = extrasForInstallResult(res); 1377 args.observer.onPackageInstalled(res.name, res.returnCode, 1378 res.returnMsg, extras); 1379 } catch (RemoteException e) { 1380 Slog.i(TAG, "Observer no longer exists."); 1381 } 1382 } 1383 } else { 1384 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1385 } 1386 } break; 1387 case UPDATED_MEDIA_STATUS: { 1388 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1389 boolean reportStatus = msg.arg1 == 1; 1390 boolean doGc = msg.arg2 == 1; 1391 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1392 if (doGc) { 1393 // Force a gc to clear up stale containers. 1394 Runtime.getRuntime().gc(); 1395 } 1396 if (msg.obj != null) { 1397 @SuppressWarnings("unchecked") 1398 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1399 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1400 // Unload containers 1401 unloadAllContainers(args); 1402 } 1403 if (reportStatus) { 1404 try { 1405 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1406 PackageHelper.getMountService().finishMediaUpdate(); 1407 } catch (RemoteException e) { 1408 Log.e(TAG, "MountService not running?"); 1409 } 1410 } 1411 } break; 1412 case WRITE_SETTINGS: { 1413 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1414 synchronized (mPackages) { 1415 removeMessages(WRITE_SETTINGS); 1416 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1417 mSettings.writeLPr(); 1418 mDirtyUsers.clear(); 1419 } 1420 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1421 } break; 1422 case WRITE_PACKAGE_RESTRICTIONS: { 1423 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1424 synchronized (mPackages) { 1425 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1426 for (int userId : mDirtyUsers) { 1427 mSettings.writePackageRestrictionsLPr(userId); 1428 } 1429 mDirtyUsers.clear(); 1430 } 1431 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1432 } break; 1433 case CHECK_PENDING_VERIFICATION: { 1434 final int verificationId = msg.arg1; 1435 final PackageVerificationState state = mPendingVerification.get(verificationId); 1436 1437 if ((state != null) && !state.timeoutExtended()) { 1438 final InstallArgs args = state.getInstallArgs(); 1439 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1440 1441 Slog.i(TAG, "Verification timed out for " + originUri); 1442 mPendingVerification.remove(verificationId); 1443 1444 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1445 1446 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1447 Slog.i(TAG, "Continuing with installation of " + originUri); 1448 state.setVerifierResponse(Binder.getCallingUid(), 1449 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1450 broadcastPackageVerified(verificationId, originUri, 1451 PackageManager.VERIFICATION_ALLOW, 1452 state.getInstallArgs().getUser()); 1453 try { 1454 ret = args.copyApk(mContainerService, true); 1455 } catch (RemoteException e) { 1456 Slog.e(TAG, "Could not contact the ContainerService"); 1457 } 1458 } else { 1459 broadcastPackageVerified(verificationId, originUri, 1460 PackageManager.VERIFICATION_REJECT, 1461 state.getInstallArgs().getUser()); 1462 } 1463 1464 processPendingInstall(args, ret); 1465 mHandler.sendEmptyMessage(MCS_UNBIND); 1466 } 1467 break; 1468 } 1469 case PACKAGE_VERIFIED: { 1470 final int verificationId = msg.arg1; 1471 1472 final PackageVerificationState state = mPendingVerification.get(verificationId); 1473 if (state == null) { 1474 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1475 break; 1476 } 1477 1478 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1479 1480 state.setVerifierResponse(response.callerUid, response.code); 1481 1482 if (state.isVerificationComplete()) { 1483 mPendingVerification.remove(verificationId); 1484 1485 final InstallArgs args = state.getInstallArgs(); 1486 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1487 1488 int ret; 1489 if (state.isInstallAllowed()) { 1490 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1491 broadcastPackageVerified(verificationId, originUri, 1492 response.code, state.getInstallArgs().getUser()); 1493 try { 1494 ret = args.copyApk(mContainerService, true); 1495 } catch (RemoteException e) { 1496 Slog.e(TAG, "Could not contact the ContainerService"); 1497 } 1498 } else { 1499 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1500 } 1501 1502 processPendingInstall(args, ret); 1503 1504 mHandler.sendEmptyMessage(MCS_UNBIND); 1505 } 1506 1507 break; 1508 } 1509 case START_INTENT_FILTER_VERIFICATIONS: { 1510 int userId = msg.arg1; 1511 int verifierUid = msg.arg2; 1512 PackageParser.Package pkg = (PackageParser.Package)msg.obj; 1513 1514 verifyIntentFiltersIfNeeded(userId, verifierUid, pkg); 1515 break; 1516 } 1517 case INTENT_FILTER_VERIFIED: { 1518 final int verificationId = msg.arg1; 1519 1520 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1521 verificationId); 1522 if (state == null) { 1523 Slog.w(TAG, "Invalid IntentFilter verification token " 1524 + verificationId + " received"); 1525 break; 1526 } 1527 1528 final int userId = state.getUserId(); 1529 1530 Slog.d(TAG, "Processing IntentFilter verification with token:" 1531 + verificationId + " and userId:" + userId); 1532 1533 final IntentFilterVerificationResponse response = 1534 (IntentFilterVerificationResponse) msg.obj; 1535 1536 state.setVerifierResponse(response.callerUid, response.code); 1537 1538 Slog.d(TAG, "IntentFilter verification with token:" + verificationId 1539 + " and userId:" + userId 1540 + " is settings verifier response with response code:" 1541 + response.code); 1542 1543 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1544 Slog.d(TAG, "Domains failing verification: " 1545 + response.getFailedDomainsString()); 1546 } 1547 1548 if (state.isVerificationComplete()) { 1549 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1550 } else { 1551 Slog.d(TAG, "IntentFilter verification with token:" + verificationId 1552 + " was not said to be complete"); 1553 } 1554 1555 break; 1556 } 1557 } 1558 } 1559 } 1560 1561 private StorageEventListener mStorageListener = new StorageEventListener() { 1562 @Override 1563 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1564 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1565 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1566 loadPrivatePackages(vol); 1567 } else if (vol.state == VolumeInfo.STATE_UNMOUNTING) { 1568 unloadPrivatePackages(vol); 1569 } 1570 } 1571 1572 if (vol.isPrimary() && vol.type == VolumeInfo.TYPE_PUBLIC) { 1573 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1574 updateExternalMediaStatus(true, false); 1575 } else if (vol.state == VolumeInfo.STATE_UNMOUNTING) { 1576 updateExternalMediaStatus(false, false); 1577 } 1578 } 1579 } 1580 }; 1581 1582 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId) { 1583 if (userId >= UserHandle.USER_OWNER) { 1584 grantRequestedRuntimePermissionsForUser(pkg, userId); 1585 } else if (userId == UserHandle.USER_ALL) { 1586 for (int someUserId : UserManagerService.getInstance().getUserIds()) { 1587 grantRequestedRuntimePermissionsForUser(pkg, someUserId); 1588 } 1589 } 1590 } 1591 1592 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId) { 1593 SettingBase sb = (SettingBase) pkg.mExtras; 1594 if (sb == null) { 1595 return; 1596 } 1597 1598 PermissionsState permissionsState = sb.getPermissionsState(); 1599 1600 for (String permission : pkg.requestedPermissions) { 1601 BasePermission bp = mSettings.mPermissions.get(permission); 1602 if (bp != null && bp.isRuntime()) { 1603 permissionsState.grantRuntimePermission(bp, userId); 1604 } 1605 } 1606 } 1607 1608 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1609 Bundle extras = null; 1610 switch (res.returnCode) { 1611 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1612 extras = new Bundle(); 1613 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1614 res.origPermission); 1615 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1616 res.origPackage); 1617 break; 1618 } 1619 } 1620 return extras; 1621 } 1622 1623 void scheduleWriteSettingsLocked() { 1624 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1625 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1626 } 1627 } 1628 1629 void scheduleWritePackageRestrictionsLocked(int userId) { 1630 if (!sUserManager.exists(userId)) return; 1631 mDirtyUsers.add(userId); 1632 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1633 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1634 } 1635 } 1636 1637 public static PackageManagerService main(Context context, Installer installer, 1638 boolean factoryTest, boolean onlyCore) { 1639 PackageManagerService m = new PackageManagerService(context, installer, 1640 factoryTest, onlyCore); 1641 ServiceManager.addService("package", m); 1642 return m; 1643 } 1644 1645 static String[] splitString(String str, char sep) { 1646 int count = 1; 1647 int i = 0; 1648 while ((i=str.indexOf(sep, i)) >= 0) { 1649 count++; 1650 i++; 1651 } 1652 1653 String[] res = new String[count]; 1654 i=0; 1655 count = 0; 1656 int lastI=0; 1657 while ((i=str.indexOf(sep, i)) >= 0) { 1658 res[count] = str.substring(lastI, i); 1659 count++; 1660 i++; 1661 lastI = i; 1662 } 1663 res[count] = str.substring(lastI, str.length()); 1664 return res; 1665 } 1666 1667 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1668 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1669 Context.DISPLAY_SERVICE); 1670 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1671 } 1672 1673 public PackageManagerService(Context context, Installer installer, 1674 boolean factoryTest, boolean onlyCore) { 1675 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1676 SystemClock.uptimeMillis()); 1677 1678 if (mSdkVersion <= 0) { 1679 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1680 } 1681 1682 mContext = context; 1683 mFactoryTest = factoryTest; 1684 mOnlyCore = onlyCore; 1685 mLazyDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1686 mMetrics = new DisplayMetrics(); 1687 mSettings = new Settings(mPackages); 1688 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1689 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1690 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1691 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1692 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1693 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1694 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1695 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1696 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1697 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1698 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1699 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1700 1701 // TODO: add a property to control this? 1702 long dexOptLRUThresholdInMinutes; 1703 if (mLazyDexOpt) { 1704 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 1705 } else { 1706 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 1707 } 1708 mDexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 1709 1710 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1711 if (separateProcesses != null && separateProcesses.length() > 0) { 1712 if ("*".equals(separateProcesses)) { 1713 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1714 mSeparateProcesses = null; 1715 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1716 } else { 1717 mDefParseFlags = 0; 1718 mSeparateProcesses = separateProcesses.split(","); 1719 Slog.w(TAG, "Running with debug.separate_processes: " 1720 + separateProcesses); 1721 } 1722 } else { 1723 mDefParseFlags = 0; 1724 mSeparateProcesses = null; 1725 } 1726 1727 mInstaller = installer; 1728 mPackageDexOptimizer = new PackageDexOptimizer(this); 1729 1730 getDefaultDisplayMetrics(context, mMetrics); 1731 1732 SystemConfig systemConfig = SystemConfig.getInstance(); 1733 mGlobalGids = systemConfig.getGlobalGids(); 1734 mSystemPermissions = systemConfig.getSystemPermissions(); 1735 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1736 1737 synchronized (mInstallLock) { 1738 // writer 1739 synchronized (mPackages) { 1740 mHandlerThread = new ServiceThread(TAG, 1741 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1742 mHandlerThread.start(); 1743 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1744 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1745 1746 File dataDir = Environment.getDataDirectory(); 1747 mAppDataDir = new File(dataDir, "data"); 1748 mAppInstallDir = new File(dataDir, "app"); 1749 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1750 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1751 mUserAppDataDir = new File(dataDir, "user"); 1752 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1753 1754 sUserManager = new UserManagerService(context, this, 1755 mInstallLock, mPackages); 1756 1757 // Propagate permission configuration in to package manager. 1758 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1759 = systemConfig.getPermissions(); 1760 for (int i=0; i<permConfig.size(); i++) { 1761 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1762 BasePermission bp = mSettings.mPermissions.get(perm.name); 1763 if (bp == null) { 1764 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1765 mSettings.mPermissions.put(perm.name, bp); 1766 } 1767 if (perm.gids != null) { 1768 bp.setGids(perm.gids, perm.perUser); 1769 } 1770 } 1771 1772 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1773 for (int i=0; i<libConfig.size(); i++) { 1774 mSharedLibraries.put(libConfig.keyAt(i), 1775 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1776 } 1777 1778 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1779 1780 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1781 mSdkVersion, mOnlyCore); 1782 1783 String customResolverActivity = Resources.getSystem().getString( 1784 R.string.config_customResolverActivity); 1785 if (TextUtils.isEmpty(customResolverActivity)) { 1786 customResolverActivity = null; 1787 } else { 1788 mCustomResolverComponentName = ComponentName.unflattenFromString( 1789 customResolverActivity); 1790 } 1791 1792 long startTime = SystemClock.uptimeMillis(); 1793 1794 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1795 startTime); 1796 1797 // Set flag to monitor and not change apk file paths when 1798 // scanning install directories. 1799 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING; 1800 1801 final ArraySet<String> alreadyDexOpted = new ArraySet<String>(); 1802 1803 /** 1804 * Add everything in the in the boot class path to the 1805 * list of process files because dexopt will have been run 1806 * if necessary during zygote startup. 1807 */ 1808 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 1809 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 1810 1811 if (bootClassPath != null) { 1812 String[] bootClassPathElements = splitString(bootClassPath, ':'); 1813 for (String element : bootClassPathElements) { 1814 alreadyDexOpted.add(element); 1815 } 1816 } else { 1817 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1818 } 1819 1820 if (systemServerClassPath != null) { 1821 String[] systemServerClassPathElements = splitString(systemServerClassPath, ':'); 1822 for (String element : systemServerClassPathElements) { 1823 alreadyDexOpted.add(element); 1824 } 1825 } else { 1826 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 1827 } 1828 1829 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 1830 final String[] dexCodeInstructionSets = 1831 getDexCodeInstructionSets( 1832 allInstructionSets.toArray(new String[allInstructionSets.size()])); 1833 1834 /** 1835 * Ensure all external libraries have had dexopt run on them. 1836 */ 1837 if (mSharedLibraries.size() > 0) { 1838 // NOTE: For now, we're compiling these system "shared libraries" 1839 // (and framework jars) into all available architectures. It's possible 1840 // to compile them only when we come across an app that uses them (there's 1841 // already logic for that in scanPackageLI) but that adds some complexity. 1842 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1843 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1844 final String lib = libEntry.path; 1845 if (lib == null) { 1846 continue; 1847 } 1848 1849 try { 1850 byte dexoptRequired = DexFile.isDexOptNeededInternal(lib, null, 1851 dexCodeInstructionSet, 1852 false); 1853 if (dexoptRequired != DexFile.UP_TO_DATE) { 1854 alreadyDexOpted.add(lib); 1855 1856 // The list of "shared libraries" we have at this point is 1857 if (dexoptRequired == DexFile.DEXOPT_NEEDED) { 1858 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet); 1859 } else { 1860 mInstaller.patchoat(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet); 1861 } 1862 } 1863 } catch (FileNotFoundException e) { 1864 Slog.w(TAG, "Library not found: " + lib); 1865 } catch (IOException e) { 1866 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1867 + e.getMessage()); 1868 } 1869 } 1870 } 1871 } 1872 1873 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1874 1875 // Gross hack for now: we know this file doesn't contain any 1876 // code, so don't dexopt it to avoid the resulting log spew. 1877 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1878 1879 // Gross hack for now: we know this file is only part of 1880 // the boot class path for art, so don't dexopt it to 1881 // avoid the resulting log spew. 1882 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1883 1884 /** 1885 * And there are a number of commands implemented in Java, which 1886 * we currently need to do the dexopt on so that they can be 1887 * run from a non-root shell. 1888 */ 1889 String[] frameworkFiles = frameworkDir.list(); 1890 if (frameworkFiles != null) { 1891 // TODO: We could compile these only for the most preferred ABI. We should 1892 // first double check that the dex files for these commands are not referenced 1893 // by other system apps. 1894 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1895 for (int i=0; i<frameworkFiles.length; i++) { 1896 File libPath = new File(frameworkDir, frameworkFiles[i]); 1897 String path = libPath.getPath(); 1898 // Skip the file if we already did it. 1899 if (alreadyDexOpted.contains(path)) { 1900 continue; 1901 } 1902 // Skip the file if it is not a type we want to dexopt. 1903 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 1904 continue; 1905 } 1906 try { 1907 byte dexoptRequired = DexFile.isDexOptNeededInternal(path, null, 1908 dexCodeInstructionSet, 1909 false); 1910 if (dexoptRequired == DexFile.DEXOPT_NEEDED) { 1911 mInstaller.dexopt(path, Process.SYSTEM_UID, true, dexCodeInstructionSet); 1912 } else if (dexoptRequired == DexFile.PATCHOAT_NEEDED) { 1913 mInstaller.patchoat(path, Process.SYSTEM_UID, true, dexCodeInstructionSet); 1914 } 1915 } catch (FileNotFoundException e) { 1916 Slog.w(TAG, "Jar not found: " + path); 1917 } catch (IOException e) { 1918 Slog.w(TAG, "Exception reading jar: " + path, e); 1919 } 1920 } 1921 } 1922 } 1923 1924 // Collect vendor overlay packages. 1925 // (Do this before scanning any apps.) 1926 // For security and version matching reason, only consider 1927 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 1928 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 1929 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 1930 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 1931 1932 // Find base frameworks (resource packages without code). 1933 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 1934 | PackageParser.PARSE_IS_SYSTEM_DIR 1935 | PackageParser.PARSE_IS_PRIVILEGED, 1936 scanFlags | SCAN_NO_DEX, 0); 1937 1938 // Collected privileged system packages. 1939 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 1940 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 1941 | PackageParser.PARSE_IS_SYSTEM_DIR 1942 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 1943 1944 // Collect ordinary system packages. 1945 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 1946 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 1947 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1948 1949 // Collect all vendor packages. 1950 File vendorAppDir = new File("/vendor/app"); 1951 try { 1952 vendorAppDir = vendorAppDir.getCanonicalFile(); 1953 } catch (IOException e) { 1954 // failed to look up canonical path, continue with original one 1955 } 1956 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 1957 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1958 1959 // Collect all OEM packages. 1960 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 1961 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 1962 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1963 1964 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 1965 mInstaller.moveFiles(); 1966 1967 // Prune any system packages that no longer exist. 1968 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 1969 final ArrayMap<String, File> expectingBetter = new ArrayMap<>(); 1970 if (!mOnlyCore) { 1971 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 1972 while (psit.hasNext()) { 1973 PackageSetting ps = psit.next(); 1974 1975 /* 1976 * If this is not a system app, it can't be a 1977 * disable system app. 1978 */ 1979 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 1980 continue; 1981 } 1982 1983 /* 1984 * If the package is scanned, it's not erased. 1985 */ 1986 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 1987 if (scannedPkg != null) { 1988 /* 1989 * If the system app is both scanned and in the 1990 * disabled packages list, then it must have been 1991 * added via OTA. Remove it from the currently 1992 * scanned package so the previously user-installed 1993 * application can be scanned. 1994 */ 1995 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 1996 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 1997 + ps.name + "; removing system app. Last known codePath=" 1998 + ps.codePathString + ", installStatus=" + ps.installStatus 1999 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2000 + scannedPkg.mVersionCode); 2001 removePackageLI(ps, true); 2002 expectingBetter.put(ps.name, ps.codePath); 2003 } 2004 2005 continue; 2006 } 2007 2008 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2009 psit.remove(); 2010 logCriticalInfo(Log.WARN, "System package " + ps.name 2011 + " no longer exists; wiping its data"); 2012 removeDataDirsLI(ps.name); 2013 } else { 2014 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2015 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2016 possiblyDeletedUpdatedSystemApps.add(ps.name); 2017 } 2018 } 2019 } 2020 } 2021 2022 //look for any incomplete package installations 2023 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2024 //clean up list 2025 for(int i = 0; i < deletePkgsList.size(); i++) { 2026 //clean up here 2027 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2028 } 2029 //delete tmp files 2030 deleteTempPackageFiles(); 2031 2032 // Remove any shared userIDs that have no associated packages 2033 mSettings.pruneSharedUsersLPw(); 2034 2035 if (!mOnlyCore) { 2036 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2037 SystemClock.uptimeMillis()); 2038 scanDirLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2039 2040 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2041 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2042 2043 /** 2044 * Remove disable package settings for any updated system 2045 * apps that were removed via an OTA. If they're not a 2046 * previously-updated app, remove them completely. 2047 * Otherwise, just revoke their system-level permissions. 2048 */ 2049 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2050 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2051 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2052 2053 String msg; 2054 if (deletedPkg == null) { 2055 msg = "Updated system package " + deletedAppName 2056 + " no longer exists; wiping its data"; 2057 removeDataDirsLI(deletedAppName); 2058 } else { 2059 msg = "Updated system app + " + deletedAppName 2060 + " no longer present; removing system privileges for " 2061 + deletedAppName; 2062 2063 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2064 2065 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2066 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2067 } 2068 logCriticalInfo(Log.WARN, msg); 2069 } 2070 2071 /** 2072 * Make sure all system apps that we expected to appear on 2073 * the userdata partition actually showed up. If they never 2074 * appeared, crawl back and revive the system version. 2075 */ 2076 for (int i = 0; i < expectingBetter.size(); i++) { 2077 final String packageName = expectingBetter.keyAt(i); 2078 if (!mPackages.containsKey(packageName)) { 2079 final File scanFile = expectingBetter.valueAt(i); 2080 2081 logCriticalInfo(Log.WARN, "Expected better " + packageName 2082 + " but never showed up; reverting to system"); 2083 2084 final int reparseFlags; 2085 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2086 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2087 | PackageParser.PARSE_IS_SYSTEM_DIR 2088 | PackageParser.PARSE_IS_PRIVILEGED; 2089 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2090 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2091 | PackageParser.PARSE_IS_SYSTEM_DIR; 2092 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2093 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2094 | PackageParser.PARSE_IS_SYSTEM_DIR; 2095 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2096 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2097 | PackageParser.PARSE_IS_SYSTEM_DIR; 2098 } else { 2099 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2100 continue; 2101 } 2102 2103 mSettings.enableSystemPackageLPw(packageName); 2104 2105 try { 2106 scanPackageLI(scanFile, reparseFlags, scanFlags, 0, null); 2107 } catch (PackageManagerException e) { 2108 Slog.e(TAG, "Failed to parse original system package: " 2109 + e.getMessage()); 2110 } 2111 } 2112 } 2113 } 2114 2115 // Now that we know all of the shared libraries, update all clients to have 2116 // the correct library paths. 2117 updateAllSharedLibrariesLPw(); 2118 2119 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2120 // NOTE: We ignore potential failures here during a system scan (like 2121 // the rest of the commands above) because there's precious little we 2122 // can do about it. A settings error is reported, though. 2123 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2124 false /* force dexopt */, false /* defer dexopt */); 2125 } 2126 2127 // Now that we know all the packages we are keeping, 2128 // read and update their last usage times. 2129 mPackageUsage.readLP(); 2130 2131 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2132 SystemClock.uptimeMillis()); 2133 Slog.i(TAG, "Time to scan packages: " 2134 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2135 + " seconds"); 2136 2137 // If the platform SDK has changed since the last time we booted, 2138 // we need to re-grant app permission to catch any new ones that 2139 // appear. This is really a hack, and means that apps can in some 2140 // cases get permissions that the user didn't initially explicitly 2141 // allow... it would be nice to have some better way to handle 2142 // this situation. 2143 final boolean regrantPermissions = mSettings.mInternalSdkPlatform 2144 != mSdkVersion; 2145 if (regrantPermissions) Slog.i(TAG, "Platform changed from " 2146 + mSettings.mInternalSdkPlatform + " to " + mSdkVersion 2147 + "; regranting permissions for internal storage"); 2148 mSettings.mInternalSdkPlatform = mSdkVersion; 2149 2150 // For now runtime permissions are toggled via a system property. 2151 if (!RUNTIME_PERMISSIONS_ENABLED) { 2152 // Remove the runtime permissions state if the feature 2153 // was disabled by flipping the system property. 2154 mSettings.deleteRuntimePermissionsFiles(); 2155 } 2156 2157 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 2158 | (regrantPermissions 2159 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 2160 : 0)); 2161 2162 // If this is the first boot, and it is a normal boot, then 2163 // we need to initialize the default preferred apps. 2164 if (!mRestoredSettings && !onlyCore) { 2165 mSettings.readDefaultPreferredAppsLPw(this, 0); 2166 } 2167 2168 // If this is first boot after an OTA, and a normal boot, then 2169 // we need to clear code cache directories. 2170 mIsUpgrade = !Build.FINGERPRINT.equals(mSettings.mFingerprint); 2171 if (mIsUpgrade && !onlyCore) { 2172 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2173 for (String pkgName : mSettings.mPackages.keySet()) { 2174 deleteCodeCacheDirsLI(pkgName); 2175 } 2176 mSettings.mFingerprint = Build.FINGERPRINT; 2177 } 2178 2179 // All the changes are done during package scanning. 2180 mSettings.updateInternalDatabaseVersion(); 2181 2182 // can downgrade to reader 2183 mSettings.writeLPr(); 2184 2185 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2186 SystemClock.uptimeMillis()); 2187 2188 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2189 2190 mInstallerService = new PackageInstallerService(context, this); 2191 2192 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2193 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2194 mIntentFilterVerifierComponent); 2195 2196 primeDomainVerificationsLPw(false); 2197 2198 } // synchronized (mPackages) 2199 } // synchronized (mInstallLock) 2200 2201 // Now after opening every single application zip, make sure they 2202 // are all flushed. Not really needed, but keeps things nice and 2203 // tidy. 2204 Runtime.getRuntime().gc(); 2205 } 2206 2207 @Override 2208 public boolean isFirstBoot() { 2209 return !mRestoredSettings; 2210 } 2211 2212 @Override 2213 public boolean isOnlyCoreApps() { 2214 return mOnlyCore; 2215 } 2216 2217 @Override 2218 public boolean isUpgrade() { 2219 return mIsUpgrade; 2220 } 2221 2222 private String getRequiredVerifierLPr() { 2223 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2224 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2225 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 2226 2227 String requiredVerifier = null; 2228 2229 final int N = receivers.size(); 2230 for (int i = 0; i < N; i++) { 2231 final ResolveInfo info = receivers.get(i); 2232 2233 if (info.activityInfo == null) { 2234 continue; 2235 } 2236 2237 final String packageName = info.activityInfo.packageName; 2238 2239 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2240 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2241 continue; 2242 } 2243 2244 if (requiredVerifier != null) { 2245 throw new RuntimeException("There can be only one required verifier"); 2246 } 2247 2248 requiredVerifier = packageName; 2249 } 2250 2251 return requiredVerifier; 2252 } 2253 2254 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2255 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2256 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2257 PackageManager.GET_DISABLED_COMPONENTS, 0 /* userId */); 2258 2259 ComponentName verifierComponentName = null; 2260 2261 int priority = -1000; 2262 final int N = receivers.size(); 2263 for (int i = 0; i < N; i++) { 2264 final ResolveInfo info = receivers.get(i); 2265 2266 if (info.activityInfo == null) { 2267 continue; 2268 } 2269 2270 final String packageName = info.activityInfo.packageName; 2271 2272 final PackageSetting ps = mSettings.mPackages.get(packageName); 2273 if (ps == null) { 2274 continue; 2275 } 2276 2277 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2278 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2279 continue; 2280 } 2281 2282 // Select the IntentFilterVerifier with the highest priority 2283 if (priority < info.priority) { 2284 priority = info.priority; 2285 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2286 Slog.d(TAG, "Selecting IntentFilterVerifier: " + verifierComponentName + 2287 " with priority: " + info.priority); 2288 } 2289 } 2290 2291 return verifierComponentName; 2292 } 2293 2294 private void primeDomainVerificationsLPw(boolean logging) { 2295 Slog.d(TAG, "Start priming domain verification"); 2296 boolean updated = false; 2297 ArrayList<String> allHosts = new ArrayList<>(); 2298 for (PackageParser.Package pkg : mPackages.values()) { 2299 final String packageName = pkg.packageName; 2300 if (!hasDomainURLs(pkg)) { 2301 if (logging) { 2302 Slog.d(TAG, "No priming domain verifications for " + 2303 "package with no domain URLs: " + packageName); 2304 } 2305 continue; 2306 } 2307 for (PackageParser.Activity a : pkg.activities) { 2308 for (ActivityIntentInfo filter : a.intents) { 2309 if (hasValidDomains(filter, false)) { 2310 allHosts.addAll(filter.getHostsList()); 2311 } 2312 } 2313 } 2314 if (allHosts.size() > 0) { 2315 allHosts.add("*"); 2316 } 2317 IntentFilterVerificationInfo ivi = 2318 mSettings.createIntentFilterVerificationIfNeededLPw(packageName, allHosts); 2319 if (ivi != null) { 2320 // We will always log this 2321 Slog.d(TAG, "Priming domain verifications for package: " + packageName); 2322 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 2323 updated = true; 2324 } 2325 else { 2326 if (logging) { 2327 Slog.d(TAG, "No priming domain verifications for package: " + packageName); 2328 } 2329 } 2330 allHosts.clear(); 2331 } 2332 if (updated) { 2333 scheduleWriteSettingsLocked(); 2334 } 2335 Slog.d(TAG, "End priming domain verification"); 2336 } 2337 2338 @Override 2339 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2340 throws RemoteException { 2341 try { 2342 return super.onTransact(code, data, reply, flags); 2343 } catch (RuntimeException e) { 2344 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2345 Slog.wtf(TAG, "Package Manager Crash", e); 2346 } 2347 throw e; 2348 } 2349 } 2350 2351 void cleanupInstallFailedPackage(PackageSetting ps) { 2352 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2353 2354 removeDataDirsLI(ps.name); 2355 if (ps.codePath != null) { 2356 if (ps.codePath.isDirectory()) { 2357 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2358 } else { 2359 ps.codePath.delete(); 2360 } 2361 } 2362 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2363 if (ps.resourcePath.isDirectory()) { 2364 FileUtils.deleteContents(ps.resourcePath); 2365 } 2366 ps.resourcePath.delete(); 2367 } 2368 mSettings.removePackageLPw(ps.name); 2369 } 2370 2371 static int[] appendInts(int[] cur, int[] add) { 2372 if (add == null) return cur; 2373 if (cur == null) return add; 2374 final int N = add.length; 2375 for (int i=0; i<N; i++) { 2376 cur = appendInt(cur, add[i]); 2377 } 2378 return cur; 2379 } 2380 2381 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2382 if (!sUserManager.exists(userId)) return null; 2383 final PackageSetting ps = (PackageSetting) p.mExtras; 2384 if (ps == null) { 2385 return null; 2386 } 2387 2388 final PermissionsState permissionsState = ps.getPermissionsState(); 2389 2390 final int[] gids = permissionsState.computeGids(userId); 2391 final Set<String> permissions = permissionsState.getPermissions(userId); 2392 final PackageUserState state = ps.readUserState(userId); 2393 2394 return PackageParser.generatePackageInfo(p, gids, flags, 2395 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2396 } 2397 2398 @Override 2399 public boolean isPackageAvailable(String packageName, int userId) { 2400 if (!sUserManager.exists(userId)) return false; 2401 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2402 synchronized (mPackages) { 2403 PackageParser.Package p = mPackages.get(packageName); 2404 if (p != null) { 2405 final PackageSetting ps = (PackageSetting) p.mExtras; 2406 if (ps != null) { 2407 final PackageUserState state = ps.readUserState(userId); 2408 if (state != null) { 2409 return PackageParser.isAvailable(state); 2410 } 2411 } 2412 } 2413 } 2414 return false; 2415 } 2416 2417 @Override 2418 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2419 if (!sUserManager.exists(userId)) return null; 2420 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2421 // reader 2422 synchronized (mPackages) { 2423 PackageParser.Package p = mPackages.get(packageName); 2424 if (DEBUG_PACKAGE_INFO) 2425 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2426 if (p != null) { 2427 return generatePackageInfo(p, flags, userId); 2428 } 2429 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2430 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2431 } 2432 } 2433 return null; 2434 } 2435 2436 @Override 2437 public String[] currentToCanonicalPackageNames(String[] names) { 2438 String[] out = new String[names.length]; 2439 // reader 2440 synchronized (mPackages) { 2441 for (int i=names.length-1; i>=0; i--) { 2442 PackageSetting ps = mSettings.mPackages.get(names[i]); 2443 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2444 } 2445 } 2446 return out; 2447 } 2448 2449 @Override 2450 public String[] canonicalToCurrentPackageNames(String[] names) { 2451 String[] out = new String[names.length]; 2452 // reader 2453 synchronized (mPackages) { 2454 for (int i=names.length-1; i>=0; i--) { 2455 String cur = mSettings.mRenamedPackages.get(names[i]); 2456 out[i] = cur != null ? cur : names[i]; 2457 } 2458 } 2459 return out; 2460 } 2461 2462 @Override 2463 public int getPackageUid(String packageName, int userId) { 2464 if (!sUserManager.exists(userId)) return -1; 2465 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2466 2467 // reader 2468 synchronized (mPackages) { 2469 PackageParser.Package p = mPackages.get(packageName); 2470 if(p != null) { 2471 return UserHandle.getUid(userId, p.applicationInfo.uid); 2472 } 2473 PackageSetting ps = mSettings.mPackages.get(packageName); 2474 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 2475 return -1; 2476 } 2477 p = ps.pkg; 2478 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 2479 } 2480 } 2481 2482 @Override 2483 public int[] getPackageGids(String packageName, int userId) throws RemoteException { 2484 if (!sUserManager.exists(userId)) { 2485 return null; 2486 } 2487 2488 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2489 "getPackageGids"); 2490 2491 // reader 2492 synchronized (mPackages) { 2493 PackageParser.Package p = mPackages.get(packageName); 2494 if (DEBUG_PACKAGE_INFO) { 2495 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 2496 } 2497 if (p != null) { 2498 PackageSetting ps = (PackageSetting) p.mExtras; 2499 return ps.getPermissionsState().computeGids(userId); 2500 } 2501 } 2502 2503 return null; 2504 } 2505 2506 static PermissionInfo generatePermissionInfo( 2507 BasePermission bp, int flags) { 2508 if (bp.perm != null) { 2509 return PackageParser.generatePermissionInfo(bp.perm, flags); 2510 } 2511 PermissionInfo pi = new PermissionInfo(); 2512 pi.name = bp.name; 2513 pi.packageName = bp.sourcePackage; 2514 pi.nonLocalizedLabel = bp.name; 2515 pi.protectionLevel = bp.protectionLevel; 2516 return pi; 2517 } 2518 2519 @Override 2520 public PermissionInfo getPermissionInfo(String name, int flags) { 2521 // reader 2522 synchronized (mPackages) { 2523 final BasePermission p = mSettings.mPermissions.get(name); 2524 if (p != null) { 2525 return generatePermissionInfo(p, flags); 2526 } 2527 return null; 2528 } 2529 } 2530 2531 @Override 2532 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2533 // reader 2534 synchronized (mPackages) { 2535 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2536 for (BasePermission p : mSettings.mPermissions.values()) { 2537 if (group == null) { 2538 if (p.perm == null || p.perm.info.group == null) { 2539 out.add(generatePermissionInfo(p, flags)); 2540 } 2541 } else { 2542 if (p.perm != null && group.equals(p.perm.info.group)) { 2543 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2544 } 2545 } 2546 } 2547 2548 if (out.size() > 0) { 2549 return out; 2550 } 2551 return mPermissionGroups.containsKey(group) ? out : null; 2552 } 2553 } 2554 2555 @Override 2556 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2557 // reader 2558 synchronized (mPackages) { 2559 return PackageParser.generatePermissionGroupInfo( 2560 mPermissionGroups.get(name), flags); 2561 } 2562 } 2563 2564 @Override 2565 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2566 // reader 2567 synchronized (mPackages) { 2568 final int N = mPermissionGroups.size(); 2569 ArrayList<PermissionGroupInfo> out 2570 = new ArrayList<PermissionGroupInfo>(N); 2571 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2572 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2573 } 2574 return out; 2575 } 2576 } 2577 2578 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2579 int userId) { 2580 if (!sUserManager.exists(userId)) return null; 2581 PackageSetting ps = mSettings.mPackages.get(packageName); 2582 if (ps != null) { 2583 if (ps.pkg == null) { 2584 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2585 flags, userId); 2586 if (pInfo != null) { 2587 return pInfo.applicationInfo; 2588 } 2589 return null; 2590 } 2591 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2592 ps.readUserState(userId), userId); 2593 } 2594 return null; 2595 } 2596 2597 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2598 int userId) { 2599 if (!sUserManager.exists(userId)) return null; 2600 PackageSetting ps = mSettings.mPackages.get(packageName); 2601 if (ps != null) { 2602 PackageParser.Package pkg = ps.pkg; 2603 if (pkg == null) { 2604 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2605 return null; 2606 } 2607 // Only data remains, so we aren't worried about code paths 2608 pkg = new PackageParser.Package(packageName); 2609 pkg.applicationInfo.packageName = packageName; 2610 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2611 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 2612 pkg.applicationInfo.dataDir = 2613 getDataPathForPackage(packageName, 0).getPath(); 2614 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2615 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2616 } 2617 return generatePackageInfo(pkg, flags, userId); 2618 } 2619 return null; 2620 } 2621 2622 @Override 2623 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2624 if (!sUserManager.exists(userId)) return null; 2625 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 2626 // writer 2627 synchronized (mPackages) { 2628 PackageParser.Package p = mPackages.get(packageName); 2629 if (DEBUG_PACKAGE_INFO) Log.v( 2630 TAG, "getApplicationInfo " + packageName 2631 + ": " + p); 2632 if (p != null) { 2633 PackageSetting ps = mSettings.mPackages.get(packageName); 2634 if (ps == null) return null; 2635 // Note: isEnabledLP() does not apply here - always return info 2636 return PackageParser.generateApplicationInfo( 2637 p, flags, ps.readUserState(userId), userId); 2638 } 2639 if ("android".equals(packageName)||"system".equals(packageName)) { 2640 return mAndroidApplication; 2641 } 2642 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2643 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2644 } 2645 } 2646 return null; 2647 } 2648 2649 2650 @Override 2651 public void freeStorageAndNotify(final long freeStorageSize, final IPackageDataObserver observer) { 2652 mContext.enforceCallingOrSelfPermission( 2653 android.Manifest.permission.CLEAR_APP_CACHE, null); 2654 // Queue up an async operation since clearing cache may take a little while. 2655 mHandler.post(new Runnable() { 2656 public void run() { 2657 mHandler.removeCallbacks(this); 2658 int retCode = -1; 2659 synchronized (mInstallLock) { 2660 retCode = mInstaller.freeCache(freeStorageSize); 2661 if (retCode < 0) { 2662 Slog.w(TAG, "Couldn't clear application caches"); 2663 } 2664 } 2665 if (observer != null) { 2666 try { 2667 observer.onRemoveCompleted(null, (retCode >= 0)); 2668 } catch (RemoteException e) { 2669 Slog.w(TAG, "RemoveException when invoking call back"); 2670 } 2671 } 2672 } 2673 }); 2674 } 2675 2676 @Override 2677 public void freeStorage(final long freeStorageSize, final IntentSender pi) { 2678 mContext.enforceCallingOrSelfPermission( 2679 android.Manifest.permission.CLEAR_APP_CACHE, null); 2680 // Queue up an async operation since clearing cache may take a little while. 2681 mHandler.post(new Runnable() { 2682 public void run() { 2683 mHandler.removeCallbacks(this); 2684 int retCode = -1; 2685 synchronized (mInstallLock) { 2686 retCode = mInstaller.freeCache(freeStorageSize); 2687 if (retCode < 0) { 2688 Slog.w(TAG, "Couldn't clear application caches"); 2689 } 2690 } 2691 if(pi != null) { 2692 try { 2693 // Callback via pending intent 2694 int code = (retCode >= 0) ? 1 : 0; 2695 pi.sendIntent(null, code, null, 2696 null, null); 2697 } catch (SendIntentException e1) { 2698 Slog.i(TAG, "Failed to send pending intent"); 2699 } 2700 } 2701 } 2702 }); 2703 } 2704 2705 void freeStorage(long freeStorageSize) throws IOException { 2706 synchronized (mInstallLock) { 2707 if (mInstaller.freeCache(freeStorageSize) < 0) { 2708 throw new IOException("Failed to free enough space"); 2709 } 2710 } 2711 } 2712 2713 @Override 2714 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2715 if (!sUserManager.exists(userId)) return null; 2716 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 2717 synchronized (mPackages) { 2718 PackageParser.Activity a = mActivities.mActivities.get(component); 2719 2720 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2721 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2722 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2723 if (ps == null) return null; 2724 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2725 userId); 2726 } 2727 if (mResolveComponentName.equals(component)) { 2728 return PackageParser.generateActivityInfo(mResolveActivity, flags, 2729 new PackageUserState(), userId); 2730 } 2731 } 2732 return null; 2733 } 2734 2735 @Override 2736 public boolean activitySupportsIntent(ComponentName component, Intent intent, 2737 String resolvedType) { 2738 synchronized (mPackages) { 2739 PackageParser.Activity a = mActivities.mActivities.get(component); 2740 if (a == null) { 2741 return false; 2742 } 2743 for (int i=0; i<a.intents.size(); i++) { 2744 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 2745 intent.getData(), intent.getCategories(), TAG) >= 0) { 2746 return true; 2747 } 2748 } 2749 return false; 2750 } 2751 } 2752 2753 @Override 2754 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2755 if (!sUserManager.exists(userId)) return null; 2756 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 2757 synchronized (mPackages) { 2758 PackageParser.Activity a = mReceivers.mActivities.get(component); 2759 if (DEBUG_PACKAGE_INFO) Log.v( 2760 TAG, "getReceiverInfo " + component + ": " + a); 2761 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2762 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2763 if (ps == null) return null; 2764 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2765 userId); 2766 } 2767 } 2768 return null; 2769 } 2770 2771 @Override 2772 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 2773 if (!sUserManager.exists(userId)) return null; 2774 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 2775 synchronized (mPackages) { 2776 PackageParser.Service s = mServices.mServices.get(component); 2777 if (DEBUG_PACKAGE_INFO) Log.v( 2778 TAG, "getServiceInfo " + component + ": " + s); 2779 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 2780 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2781 if (ps == null) return null; 2782 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 2783 userId); 2784 } 2785 } 2786 return null; 2787 } 2788 2789 @Override 2790 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 2791 if (!sUserManager.exists(userId)) return null; 2792 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 2793 synchronized (mPackages) { 2794 PackageParser.Provider p = mProviders.mProviders.get(component); 2795 if (DEBUG_PACKAGE_INFO) Log.v( 2796 TAG, "getProviderInfo " + component + ": " + p); 2797 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 2798 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2799 if (ps == null) return null; 2800 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 2801 userId); 2802 } 2803 } 2804 return null; 2805 } 2806 2807 @Override 2808 public String[] getSystemSharedLibraryNames() { 2809 Set<String> libSet; 2810 synchronized (mPackages) { 2811 libSet = mSharedLibraries.keySet(); 2812 int size = libSet.size(); 2813 if (size > 0) { 2814 String[] libs = new String[size]; 2815 libSet.toArray(libs); 2816 return libs; 2817 } 2818 } 2819 return null; 2820 } 2821 2822 /** 2823 * @hide 2824 */ 2825 PackageParser.Package findSharedNonSystemLibrary(String libName) { 2826 synchronized (mPackages) { 2827 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 2828 if (lib != null && lib.apk != null) { 2829 return mPackages.get(lib.apk); 2830 } 2831 } 2832 return null; 2833 } 2834 2835 @Override 2836 public FeatureInfo[] getSystemAvailableFeatures() { 2837 Collection<FeatureInfo> featSet; 2838 synchronized (mPackages) { 2839 featSet = mAvailableFeatures.values(); 2840 int size = featSet.size(); 2841 if (size > 0) { 2842 FeatureInfo[] features = new FeatureInfo[size+1]; 2843 featSet.toArray(features); 2844 FeatureInfo fi = new FeatureInfo(); 2845 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 2846 FeatureInfo.GL_ES_VERSION_UNDEFINED); 2847 features[size] = fi; 2848 return features; 2849 } 2850 } 2851 return null; 2852 } 2853 2854 @Override 2855 public boolean hasSystemFeature(String name) { 2856 synchronized (mPackages) { 2857 return mAvailableFeatures.containsKey(name); 2858 } 2859 } 2860 2861 private void checkValidCaller(int uid, int userId) { 2862 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 2863 return; 2864 2865 throw new SecurityException("Caller uid=" + uid 2866 + " is not privileged to communicate with user=" + userId); 2867 } 2868 2869 @Override 2870 public int checkPermission(String permName, String pkgName, int userId) { 2871 if (!sUserManager.exists(userId)) { 2872 return PackageManager.PERMISSION_DENIED; 2873 } 2874 2875 synchronized (mPackages) { 2876 final PackageParser.Package p = mPackages.get(pkgName); 2877 if (p != null && p.mExtras != null) { 2878 final PackageSetting ps = (PackageSetting) p.mExtras; 2879 if (ps.getPermissionsState().hasPermission(permName, userId)) { 2880 return PackageManager.PERMISSION_GRANTED; 2881 } 2882 } 2883 } 2884 2885 return PackageManager.PERMISSION_DENIED; 2886 } 2887 2888 @Override 2889 public int checkUidPermission(String permName, int uid) { 2890 final int userId = UserHandle.getUserId(uid); 2891 2892 if (!sUserManager.exists(userId)) { 2893 return PackageManager.PERMISSION_DENIED; 2894 } 2895 2896 synchronized (mPackages) { 2897 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2898 if (obj != null) { 2899 final SettingBase ps = (SettingBase) obj; 2900 if (ps.getPermissionsState().hasPermission(permName, userId)) { 2901 return PackageManager.PERMISSION_GRANTED; 2902 } 2903 } else { 2904 ArraySet<String> perms = mSystemPermissions.get(uid); 2905 if (perms != null && perms.contains(permName)) { 2906 return PackageManager.PERMISSION_GRANTED; 2907 } 2908 } 2909 } 2910 2911 return PackageManager.PERMISSION_DENIED; 2912 } 2913 2914 /** 2915 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 2916 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 2917 * @param checkShell TODO(yamasani): 2918 * @param message the message to log on security exception 2919 */ 2920 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 2921 boolean checkShell, String message) { 2922 if (userId < 0) { 2923 throw new IllegalArgumentException("Invalid userId " + userId); 2924 } 2925 if (checkShell) { 2926 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 2927 } 2928 if (userId == UserHandle.getUserId(callingUid)) return; 2929 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 2930 if (requireFullPermission) { 2931 mContext.enforceCallingOrSelfPermission( 2932 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2933 } else { 2934 try { 2935 mContext.enforceCallingOrSelfPermission( 2936 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2937 } catch (SecurityException se) { 2938 mContext.enforceCallingOrSelfPermission( 2939 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 2940 } 2941 } 2942 } 2943 } 2944 2945 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 2946 if (callingUid == Process.SHELL_UID) { 2947 if (userHandle >= 0 2948 && sUserManager.hasUserRestriction(restriction, userHandle)) { 2949 throw new SecurityException("Shell does not have permission to access user " 2950 + userHandle); 2951 } else if (userHandle < 0) { 2952 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 2953 + Debug.getCallers(3)); 2954 } 2955 } 2956 } 2957 2958 private BasePermission findPermissionTreeLP(String permName) { 2959 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 2960 if (permName.startsWith(bp.name) && 2961 permName.length() > bp.name.length() && 2962 permName.charAt(bp.name.length()) == '.') { 2963 return bp; 2964 } 2965 } 2966 return null; 2967 } 2968 2969 private BasePermission checkPermissionTreeLP(String permName) { 2970 if (permName != null) { 2971 BasePermission bp = findPermissionTreeLP(permName); 2972 if (bp != null) { 2973 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 2974 return bp; 2975 } 2976 throw new SecurityException("Calling uid " 2977 + Binder.getCallingUid() 2978 + " is not allowed to add to permission tree " 2979 + bp.name + " owned by uid " + bp.uid); 2980 } 2981 } 2982 throw new SecurityException("No permission tree found for " + permName); 2983 } 2984 2985 static boolean compareStrings(CharSequence s1, CharSequence s2) { 2986 if (s1 == null) { 2987 return s2 == null; 2988 } 2989 if (s2 == null) { 2990 return false; 2991 } 2992 if (s1.getClass() != s2.getClass()) { 2993 return false; 2994 } 2995 return s1.equals(s2); 2996 } 2997 2998 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 2999 if (pi1.icon != pi2.icon) return false; 3000 if (pi1.logo != pi2.logo) return false; 3001 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3002 if (!compareStrings(pi1.name, pi2.name)) return false; 3003 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3004 // We'll take care of setting this one. 3005 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3006 // These are not currently stored in settings. 3007 //if (!compareStrings(pi1.group, pi2.group)) return false; 3008 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3009 //if (pi1.labelRes != pi2.labelRes) return false; 3010 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3011 return true; 3012 } 3013 3014 int permissionInfoFootprint(PermissionInfo info) { 3015 int size = info.name.length(); 3016 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3017 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3018 return size; 3019 } 3020 3021 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3022 int size = 0; 3023 for (BasePermission perm : mSettings.mPermissions.values()) { 3024 if (perm.uid == tree.uid) { 3025 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3026 } 3027 } 3028 return size; 3029 } 3030 3031 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3032 // We calculate the max size of permissions defined by this uid and throw 3033 // if that plus the size of 'info' would exceed our stated maximum. 3034 if (tree.uid != Process.SYSTEM_UID) { 3035 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3036 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3037 throw new SecurityException("Permission tree size cap exceeded"); 3038 } 3039 } 3040 } 3041 3042 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3043 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3044 throw new SecurityException("Label must be specified in permission"); 3045 } 3046 BasePermission tree = checkPermissionTreeLP(info.name); 3047 BasePermission bp = mSettings.mPermissions.get(info.name); 3048 boolean added = bp == null; 3049 boolean changed = true; 3050 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3051 if (added) { 3052 enforcePermissionCapLocked(info, tree); 3053 bp = new BasePermission(info.name, tree.sourcePackage, 3054 BasePermission.TYPE_DYNAMIC); 3055 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3056 throw new SecurityException( 3057 "Not allowed to modify non-dynamic permission " 3058 + info.name); 3059 } else { 3060 if (bp.protectionLevel == fixedLevel 3061 && bp.perm.owner.equals(tree.perm.owner) 3062 && bp.uid == tree.uid 3063 && comparePermissionInfos(bp.perm.info, info)) { 3064 changed = false; 3065 } 3066 } 3067 bp.protectionLevel = fixedLevel; 3068 info = new PermissionInfo(info); 3069 info.protectionLevel = fixedLevel; 3070 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3071 bp.perm.info.packageName = tree.perm.info.packageName; 3072 bp.uid = tree.uid; 3073 if (added) { 3074 mSettings.mPermissions.put(info.name, bp); 3075 } 3076 if (changed) { 3077 if (!async) { 3078 mSettings.writeLPr(); 3079 } else { 3080 scheduleWriteSettingsLocked(); 3081 } 3082 } 3083 return added; 3084 } 3085 3086 @Override 3087 public boolean addPermission(PermissionInfo info) { 3088 synchronized (mPackages) { 3089 return addPermissionLocked(info, false); 3090 } 3091 } 3092 3093 @Override 3094 public boolean addPermissionAsync(PermissionInfo info) { 3095 synchronized (mPackages) { 3096 return addPermissionLocked(info, true); 3097 } 3098 } 3099 3100 @Override 3101 public void removePermission(String name) { 3102 synchronized (mPackages) { 3103 checkPermissionTreeLP(name); 3104 BasePermission bp = mSettings.mPermissions.get(name); 3105 if (bp != null) { 3106 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3107 throw new SecurityException( 3108 "Not allowed to modify non-dynamic permission " 3109 + name); 3110 } 3111 mSettings.mPermissions.remove(name); 3112 mSettings.writeLPr(); 3113 } 3114 } 3115 } 3116 3117 private static void enforceDeclaredAsUsedAndRuntimePermission(PackageParser.Package pkg, 3118 BasePermission bp) { 3119 int index = pkg.requestedPermissions.indexOf(bp.name); 3120 if (index == -1) { 3121 throw new SecurityException("Package " + pkg.packageName 3122 + " has not requested permission " + bp.name); 3123 } 3124 if (!bp.isRuntime()) { 3125 throw new SecurityException("Permission " + bp.name 3126 + " is not a changeable permission type"); 3127 } 3128 } 3129 3130 @Override 3131 public boolean grantPermission(String packageName, String name, int userId) { 3132 if (!RUNTIME_PERMISSIONS_ENABLED) { 3133 return false; 3134 } 3135 3136 if (!sUserManager.exists(userId)) { 3137 return false; 3138 } 3139 3140 mContext.enforceCallingOrSelfPermission( 3141 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3142 "grantPermission"); 3143 3144 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3145 "grantPermission"); 3146 3147 boolean gidsChanged = false; 3148 final SettingBase sb; 3149 3150 synchronized (mPackages) { 3151 final PackageParser.Package pkg = mPackages.get(packageName); 3152 if (pkg == null) { 3153 throw new IllegalArgumentException("Unknown package: " + packageName); 3154 } 3155 3156 final BasePermission bp = mSettings.mPermissions.get(name); 3157 if (bp == null) { 3158 throw new IllegalArgumentException("Unknown permission: " + name); 3159 } 3160 3161 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3162 3163 sb = (SettingBase) pkg.mExtras; 3164 if (sb == null) { 3165 throw new IllegalArgumentException("Unknown package: " + packageName); 3166 } 3167 3168 final PermissionsState permissionsState = sb.getPermissionsState(); 3169 3170 final int result = permissionsState.grantRuntimePermission(bp, userId); 3171 switch (result) { 3172 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3173 return false; 3174 } 3175 3176 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3177 gidsChanged = true; 3178 } break; 3179 } 3180 3181 // Not critical if that is lost - app has to request again. 3182 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3183 } 3184 3185 if (gidsChanged) { 3186 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_GIDS_CHANGED); 3187 } 3188 3189 return true; 3190 } 3191 3192 @Override 3193 public boolean revokePermission(String packageName, String name, int userId) { 3194 if (!RUNTIME_PERMISSIONS_ENABLED) { 3195 return false; 3196 } 3197 3198 if (!sUserManager.exists(userId)) { 3199 return false; 3200 } 3201 3202 mContext.enforceCallingOrSelfPermission( 3203 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3204 "revokePermission"); 3205 3206 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3207 "revokePermission"); 3208 3209 final SettingBase sb; 3210 3211 synchronized (mPackages) { 3212 final PackageParser.Package pkg = mPackages.get(packageName); 3213 if (pkg == null) { 3214 throw new IllegalArgumentException("Unknown package: " + packageName); 3215 } 3216 3217 final BasePermission bp = mSettings.mPermissions.get(name); 3218 if (bp == null) { 3219 throw new IllegalArgumentException("Unknown permission: " + name); 3220 } 3221 3222 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3223 3224 sb = (SettingBase) pkg.mExtras; 3225 if (sb == null) { 3226 throw new IllegalArgumentException("Unknown package: " + packageName); 3227 } 3228 3229 final PermissionsState permissionsState = sb.getPermissionsState(); 3230 3231 if (permissionsState.revokeRuntimePermission(bp, userId) == 3232 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3233 return false; 3234 } 3235 3236 // Critical, after this call all should never have the permission. 3237 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3238 } 3239 3240 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3241 3242 return true; 3243 } 3244 3245 @Override 3246 public boolean isProtectedBroadcast(String actionName) { 3247 synchronized (mPackages) { 3248 return mProtectedBroadcasts.contains(actionName); 3249 } 3250 } 3251 3252 @Override 3253 public int checkSignatures(String pkg1, String pkg2) { 3254 synchronized (mPackages) { 3255 final PackageParser.Package p1 = mPackages.get(pkg1); 3256 final PackageParser.Package p2 = mPackages.get(pkg2); 3257 if (p1 == null || p1.mExtras == null 3258 || p2 == null || p2.mExtras == null) { 3259 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3260 } 3261 return compareSignatures(p1.mSignatures, p2.mSignatures); 3262 } 3263 } 3264 3265 @Override 3266 public int checkUidSignatures(int uid1, int uid2) { 3267 // Map to base uids. 3268 uid1 = UserHandle.getAppId(uid1); 3269 uid2 = UserHandle.getAppId(uid2); 3270 // reader 3271 synchronized (mPackages) { 3272 Signature[] s1; 3273 Signature[] s2; 3274 Object obj = mSettings.getUserIdLPr(uid1); 3275 if (obj != null) { 3276 if (obj instanceof SharedUserSetting) { 3277 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 3278 } else if (obj instanceof PackageSetting) { 3279 s1 = ((PackageSetting)obj).signatures.mSignatures; 3280 } else { 3281 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3282 } 3283 } else { 3284 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3285 } 3286 obj = mSettings.getUserIdLPr(uid2); 3287 if (obj != null) { 3288 if (obj instanceof SharedUserSetting) { 3289 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 3290 } else if (obj instanceof PackageSetting) { 3291 s2 = ((PackageSetting)obj).signatures.mSignatures; 3292 } else { 3293 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3294 } 3295 } else { 3296 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3297 } 3298 return compareSignatures(s1, s2); 3299 } 3300 } 3301 3302 private void killSettingPackagesForUser(SettingBase sb, int userId, String reason) { 3303 final long identity = Binder.clearCallingIdentity(); 3304 try { 3305 if (sb instanceof SharedUserSetting) { 3306 SharedUserSetting sus = (SharedUserSetting) sb; 3307 final int packageCount = sus.packages.size(); 3308 for (int i = 0; i < packageCount; i++) { 3309 PackageSetting susPs = sus.packages.valueAt(i); 3310 if (userId == UserHandle.USER_ALL) { 3311 killApplication(susPs.pkg.packageName, susPs.appId, reason); 3312 } else { 3313 final int uid = UserHandle.getUid(userId, susPs.appId); 3314 killUid(uid, reason); 3315 } 3316 } 3317 } else if (sb instanceof PackageSetting) { 3318 PackageSetting ps = (PackageSetting) sb; 3319 if (userId == UserHandle.USER_ALL) { 3320 killApplication(ps.pkg.packageName, ps.appId, reason); 3321 } else { 3322 final int uid = UserHandle.getUid(userId, ps.appId); 3323 killUid(uid, reason); 3324 } 3325 } 3326 } finally { 3327 Binder.restoreCallingIdentity(identity); 3328 } 3329 } 3330 3331 private static void killUid(int uid, String reason) { 3332 IActivityManager am = ActivityManagerNative.getDefault(); 3333 if (am != null) { 3334 try { 3335 am.killUid(uid, reason); 3336 } catch (RemoteException e) { 3337 /* ignore - same process */ 3338 } 3339 } 3340 } 3341 3342 /** 3343 * Compares two sets of signatures. Returns: 3344 * <br /> 3345 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 3346 * <br /> 3347 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 3348 * <br /> 3349 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 3350 * <br /> 3351 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 3352 * <br /> 3353 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 3354 */ 3355 static int compareSignatures(Signature[] s1, Signature[] s2) { 3356 if (s1 == null) { 3357 return s2 == null 3358 ? PackageManager.SIGNATURE_NEITHER_SIGNED 3359 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 3360 } 3361 3362 if (s2 == null) { 3363 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 3364 } 3365 3366 if (s1.length != s2.length) { 3367 return PackageManager.SIGNATURE_NO_MATCH; 3368 } 3369 3370 // Since both signature sets are of size 1, we can compare without HashSets. 3371 if (s1.length == 1) { 3372 return s1[0].equals(s2[0]) ? 3373 PackageManager.SIGNATURE_MATCH : 3374 PackageManager.SIGNATURE_NO_MATCH; 3375 } 3376 3377 ArraySet<Signature> set1 = new ArraySet<Signature>(); 3378 for (Signature sig : s1) { 3379 set1.add(sig); 3380 } 3381 ArraySet<Signature> set2 = new ArraySet<Signature>(); 3382 for (Signature sig : s2) { 3383 set2.add(sig); 3384 } 3385 // Make sure s2 contains all signatures in s1. 3386 if (set1.equals(set2)) { 3387 return PackageManager.SIGNATURE_MATCH; 3388 } 3389 return PackageManager.SIGNATURE_NO_MATCH; 3390 } 3391 3392 /** 3393 * If the database version for this type of package (internal storage or 3394 * external storage) is less than the version where package signatures 3395 * were updated, return true. 3396 */ 3397 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3398 return (isExternal(scannedPkg) && mSettings.isExternalDatabaseVersionOlderThan( 3399 DatabaseVersion.SIGNATURE_END_ENTITY)) 3400 || (!isExternal(scannedPkg) && mSettings.isInternalDatabaseVersionOlderThan( 3401 DatabaseVersion.SIGNATURE_END_ENTITY)); 3402 } 3403 3404 /** 3405 * Used for backward compatibility to make sure any packages with 3406 * certificate chains get upgraded to the new style. {@code existingSigs} 3407 * will be in the old format (since they were stored on disk from before the 3408 * system upgrade) and {@code scannedSigs} will be in the newer format. 3409 */ 3410 private int compareSignaturesCompat(PackageSignatures existingSigs, 3411 PackageParser.Package scannedPkg) { 3412 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 3413 return PackageManager.SIGNATURE_NO_MATCH; 3414 } 3415 3416 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 3417 for (Signature sig : existingSigs.mSignatures) { 3418 existingSet.add(sig); 3419 } 3420 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 3421 for (Signature sig : scannedPkg.mSignatures) { 3422 try { 3423 Signature[] chainSignatures = sig.getChainSignatures(); 3424 for (Signature chainSig : chainSignatures) { 3425 scannedCompatSet.add(chainSig); 3426 } 3427 } catch (CertificateEncodingException e) { 3428 scannedCompatSet.add(sig); 3429 } 3430 } 3431 /* 3432 * Make sure the expanded scanned set contains all signatures in the 3433 * existing one. 3434 */ 3435 if (scannedCompatSet.equals(existingSet)) { 3436 // Migrate the old signatures to the new scheme. 3437 existingSigs.assignSignatures(scannedPkg.mSignatures); 3438 // The new KeySets will be re-added later in the scanning process. 3439 synchronized (mPackages) { 3440 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 3441 } 3442 return PackageManager.SIGNATURE_MATCH; 3443 } 3444 return PackageManager.SIGNATURE_NO_MATCH; 3445 } 3446 3447 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3448 if (isExternal(scannedPkg)) { 3449 return mSettings.isExternalDatabaseVersionOlderThan( 3450 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3451 } else { 3452 return mSettings.isInternalDatabaseVersionOlderThan( 3453 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3454 } 3455 } 3456 3457 private int compareSignaturesRecover(PackageSignatures existingSigs, 3458 PackageParser.Package scannedPkg) { 3459 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 3460 return PackageManager.SIGNATURE_NO_MATCH; 3461 } 3462 3463 String msg = null; 3464 try { 3465 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 3466 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 3467 + scannedPkg.packageName); 3468 return PackageManager.SIGNATURE_MATCH; 3469 } 3470 } catch (CertificateException e) { 3471 msg = e.getMessage(); 3472 } 3473 3474 logCriticalInfo(Log.INFO, 3475 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 3476 return PackageManager.SIGNATURE_NO_MATCH; 3477 } 3478 3479 @Override 3480 public String[] getPackagesForUid(int uid) { 3481 uid = UserHandle.getAppId(uid); 3482 // reader 3483 synchronized (mPackages) { 3484 Object obj = mSettings.getUserIdLPr(uid); 3485 if (obj instanceof SharedUserSetting) { 3486 final SharedUserSetting sus = (SharedUserSetting) obj; 3487 final int N = sus.packages.size(); 3488 final String[] res = new String[N]; 3489 final Iterator<PackageSetting> it = sus.packages.iterator(); 3490 int i = 0; 3491 while (it.hasNext()) { 3492 res[i++] = it.next().name; 3493 } 3494 return res; 3495 } else if (obj instanceof PackageSetting) { 3496 final PackageSetting ps = (PackageSetting) obj; 3497 return new String[] { ps.name }; 3498 } 3499 } 3500 return null; 3501 } 3502 3503 @Override 3504 public String getNameForUid(int uid) { 3505 // reader 3506 synchronized (mPackages) { 3507 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3508 if (obj instanceof SharedUserSetting) { 3509 final SharedUserSetting sus = (SharedUserSetting) obj; 3510 return sus.name + ":" + sus.userId; 3511 } else if (obj instanceof PackageSetting) { 3512 final PackageSetting ps = (PackageSetting) obj; 3513 return ps.name; 3514 } 3515 } 3516 return null; 3517 } 3518 3519 @Override 3520 public int getUidForSharedUser(String sharedUserName) { 3521 if(sharedUserName == null) { 3522 return -1; 3523 } 3524 // reader 3525 synchronized (mPackages) { 3526 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 3527 if (suid == null) { 3528 return -1; 3529 } 3530 return suid.userId; 3531 } 3532 } 3533 3534 @Override 3535 public int getFlagsForUid(int uid) { 3536 synchronized (mPackages) { 3537 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3538 if (obj instanceof SharedUserSetting) { 3539 final SharedUserSetting sus = (SharedUserSetting) obj; 3540 return sus.pkgFlags; 3541 } else if (obj instanceof PackageSetting) { 3542 final PackageSetting ps = (PackageSetting) obj; 3543 return ps.pkgFlags; 3544 } 3545 } 3546 return 0; 3547 } 3548 3549 @Override 3550 public int getPrivateFlagsForUid(int uid) { 3551 synchronized (mPackages) { 3552 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3553 if (obj instanceof SharedUserSetting) { 3554 final SharedUserSetting sus = (SharedUserSetting) obj; 3555 return sus.pkgPrivateFlags; 3556 } else if (obj instanceof PackageSetting) { 3557 final PackageSetting ps = (PackageSetting) obj; 3558 return ps.pkgPrivateFlags; 3559 } 3560 } 3561 return 0; 3562 } 3563 3564 @Override 3565 public boolean isUidPrivileged(int uid) { 3566 uid = UserHandle.getAppId(uid); 3567 // reader 3568 synchronized (mPackages) { 3569 Object obj = mSettings.getUserIdLPr(uid); 3570 if (obj instanceof SharedUserSetting) { 3571 final SharedUserSetting sus = (SharedUserSetting) obj; 3572 final Iterator<PackageSetting> it = sus.packages.iterator(); 3573 while (it.hasNext()) { 3574 if (it.next().isPrivileged()) { 3575 return true; 3576 } 3577 } 3578 } else if (obj instanceof PackageSetting) { 3579 final PackageSetting ps = (PackageSetting) obj; 3580 return ps.isPrivileged(); 3581 } 3582 } 3583 return false; 3584 } 3585 3586 @Override 3587 public String[] getAppOpPermissionPackages(String permissionName) { 3588 synchronized (mPackages) { 3589 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 3590 if (pkgs == null) { 3591 return null; 3592 } 3593 return pkgs.toArray(new String[pkgs.size()]); 3594 } 3595 } 3596 3597 @Override 3598 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 3599 int flags, int userId) { 3600 if (!sUserManager.exists(userId)) return null; 3601 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 3602 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 3603 return chooseBestActivity(intent, resolvedType, flags, query, userId); 3604 } 3605 3606 @Override 3607 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 3608 IntentFilter filter, int match, ComponentName activity) { 3609 final int userId = UserHandle.getCallingUserId(); 3610 if (DEBUG_PREFERRED) { 3611 Log.v(TAG, "setLastChosenActivity intent=" + intent 3612 + " resolvedType=" + resolvedType 3613 + " flags=" + flags 3614 + " filter=" + filter 3615 + " match=" + match 3616 + " activity=" + activity); 3617 filter.dump(new PrintStreamPrinter(System.out), " "); 3618 } 3619 intent.setComponent(null); 3620 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 3621 // Find any earlier preferred or last chosen entries and nuke them 3622 findPreferredActivity(intent, resolvedType, 3623 flags, query, 0, false, true, false, userId); 3624 // Add the new activity as the last chosen for this filter 3625 addPreferredActivityInternal(filter, match, null, activity, false, userId, 3626 "Setting last chosen"); 3627 } 3628 3629 @Override 3630 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 3631 final int userId = UserHandle.getCallingUserId(); 3632 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 3633 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 3634 return findPreferredActivity(intent, resolvedType, flags, query, 0, 3635 false, false, false, userId); 3636 } 3637 3638 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 3639 int flags, List<ResolveInfo> query, int userId) { 3640 if (query != null) { 3641 final int N = query.size(); 3642 if (N == 1) { 3643 return query.get(0); 3644 } else if (N > 1) { 3645 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 3646 // If there is more than one activity with the same priority, 3647 // then let the user decide between them. 3648 ResolveInfo r0 = query.get(0); 3649 ResolveInfo r1 = query.get(1); 3650 if (DEBUG_INTENT_MATCHING || debug) { 3651 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 3652 + r1.activityInfo.name + "=" + r1.priority); 3653 } 3654 // If the first activity has a higher priority, or a different 3655 // default, then it is always desireable to pick it. 3656 if (r0.priority != r1.priority 3657 || r0.preferredOrder != r1.preferredOrder 3658 || r0.isDefault != r1.isDefault) { 3659 return query.get(0); 3660 } 3661 // If we have saved a preference for a preferred activity for 3662 // this Intent, use that. 3663 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 3664 flags, query, r0.priority, true, false, debug, userId); 3665 if (ri != null) { 3666 return ri; 3667 } 3668 if (userId != 0) { 3669 ri = new ResolveInfo(mResolveInfo); 3670 ri.activityInfo = new ActivityInfo(ri.activityInfo); 3671 ri.activityInfo.applicationInfo = new ApplicationInfo( 3672 ri.activityInfo.applicationInfo); 3673 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 3674 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 3675 return ri; 3676 } 3677 return mResolveInfo; 3678 } 3679 } 3680 return null; 3681 } 3682 3683 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 3684 int flags, List<ResolveInfo> query, boolean debug, int userId) { 3685 final int N = query.size(); 3686 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 3687 .get(userId); 3688 // Get the list of persistent preferred activities that handle the intent 3689 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 3690 List<PersistentPreferredActivity> pprefs = ppir != null 3691 ? ppir.queryIntent(intent, resolvedType, 3692 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 3693 : null; 3694 if (pprefs != null && pprefs.size() > 0) { 3695 final int M = pprefs.size(); 3696 for (int i=0; i<M; i++) { 3697 final PersistentPreferredActivity ppa = pprefs.get(i); 3698 if (DEBUG_PREFERRED || debug) { 3699 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 3700 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 3701 + "\n component=" + ppa.mComponent); 3702 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3703 } 3704 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 3705 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 3706 if (DEBUG_PREFERRED || debug) { 3707 Slog.v(TAG, "Found persistent preferred activity:"); 3708 if (ai != null) { 3709 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3710 } else { 3711 Slog.v(TAG, " null"); 3712 } 3713 } 3714 if (ai == null) { 3715 // This previously registered persistent preferred activity 3716 // component is no longer known. Ignore it and do NOT remove it. 3717 continue; 3718 } 3719 for (int j=0; j<N; j++) { 3720 final ResolveInfo ri = query.get(j); 3721 if (!ri.activityInfo.applicationInfo.packageName 3722 .equals(ai.applicationInfo.packageName)) { 3723 continue; 3724 } 3725 if (!ri.activityInfo.name.equals(ai.name)) { 3726 continue; 3727 } 3728 // Found a persistent preference that can handle the intent. 3729 if (DEBUG_PREFERRED || debug) { 3730 Slog.v(TAG, "Returning persistent preferred activity: " + 3731 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 3732 } 3733 return ri; 3734 } 3735 } 3736 } 3737 return null; 3738 } 3739 3740 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 3741 List<ResolveInfo> query, int priority, boolean always, 3742 boolean removeMatches, boolean debug, int userId) { 3743 if (!sUserManager.exists(userId)) return null; 3744 // writer 3745 synchronized (mPackages) { 3746 if (intent.getSelector() != null) { 3747 intent = intent.getSelector(); 3748 } 3749 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 3750 3751 // Try to find a matching persistent preferred activity. 3752 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 3753 debug, userId); 3754 3755 // If a persistent preferred activity matched, use it. 3756 if (pri != null) { 3757 return pri; 3758 } 3759 3760 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 3761 // Get the list of preferred activities that handle the intent 3762 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 3763 List<PreferredActivity> prefs = pir != null 3764 ? pir.queryIntent(intent, resolvedType, 3765 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 3766 : null; 3767 if (prefs != null && prefs.size() > 0) { 3768 boolean changed = false; 3769 try { 3770 // First figure out how good the original match set is. 3771 // We will only allow preferred activities that came 3772 // from the same match quality. 3773 int match = 0; 3774 3775 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 3776 3777 final int N = query.size(); 3778 for (int j=0; j<N; j++) { 3779 final ResolveInfo ri = query.get(j); 3780 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 3781 + ": 0x" + Integer.toHexString(match)); 3782 if (ri.match > match) { 3783 match = ri.match; 3784 } 3785 } 3786 3787 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 3788 + Integer.toHexString(match)); 3789 3790 match &= IntentFilter.MATCH_CATEGORY_MASK; 3791 final int M = prefs.size(); 3792 for (int i=0; i<M; i++) { 3793 final PreferredActivity pa = prefs.get(i); 3794 if (DEBUG_PREFERRED || debug) { 3795 Slog.v(TAG, "Checking PreferredActivity ds=" 3796 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 3797 + "\n component=" + pa.mPref.mComponent); 3798 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3799 } 3800 if (pa.mPref.mMatch != match) { 3801 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 3802 + Integer.toHexString(pa.mPref.mMatch)); 3803 continue; 3804 } 3805 // If it's not an "always" type preferred activity and that's what we're 3806 // looking for, skip it. 3807 if (always && !pa.mPref.mAlways) { 3808 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 3809 continue; 3810 } 3811 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 3812 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 3813 if (DEBUG_PREFERRED || debug) { 3814 Slog.v(TAG, "Found preferred activity:"); 3815 if (ai != null) { 3816 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3817 } else { 3818 Slog.v(TAG, " null"); 3819 } 3820 } 3821 if (ai == null) { 3822 // This previously registered preferred activity 3823 // component is no longer known. Most likely an update 3824 // to the app was installed and in the new version this 3825 // component no longer exists. Clean it up by removing 3826 // it from the preferred activities list, and skip it. 3827 Slog.w(TAG, "Removing dangling preferred activity: " 3828 + pa.mPref.mComponent); 3829 pir.removeFilter(pa); 3830 changed = true; 3831 continue; 3832 } 3833 for (int j=0; j<N; j++) { 3834 final ResolveInfo ri = query.get(j); 3835 if (!ri.activityInfo.applicationInfo.packageName 3836 .equals(ai.applicationInfo.packageName)) { 3837 continue; 3838 } 3839 if (!ri.activityInfo.name.equals(ai.name)) { 3840 continue; 3841 } 3842 3843 if (removeMatches) { 3844 pir.removeFilter(pa); 3845 changed = true; 3846 if (DEBUG_PREFERRED) { 3847 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 3848 } 3849 break; 3850 } 3851 3852 // Okay we found a previously set preferred or last chosen app. 3853 // If the result set is different from when this 3854 // was created, we need to clear it and re-ask the 3855 // user their preference, if we're looking for an "always" type entry. 3856 if (always && !pa.mPref.sameSet(query)) { 3857 Slog.i(TAG, "Result set changed, dropping preferred activity for " 3858 + intent + " type " + resolvedType); 3859 if (DEBUG_PREFERRED) { 3860 Slog.v(TAG, "Removing preferred activity since set changed " 3861 + pa.mPref.mComponent); 3862 } 3863 pir.removeFilter(pa); 3864 // Re-add the filter as a "last chosen" entry (!always) 3865 PreferredActivity lastChosen = new PreferredActivity( 3866 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 3867 pir.addFilter(lastChosen); 3868 changed = true; 3869 return null; 3870 } 3871 3872 // Yay! Either the set matched or we're looking for the last chosen 3873 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 3874 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 3875 return ri; 3876 } 3877 } 3878 } finally { 3879 if (changed) { 3880 if (DEBUG_PREFERRED) { 3881 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 3882 } 3883 scheduleWritePackageRestrictionsLocked(userId); 3884 } 3885 } 3886 } 3887 } 3888 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 3889 return null; 3890 } 3891 3892 /* 3893 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 3894 */ 3895 @Override 3896 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 3897 int targetUserId) { 3898 mContext.enforceCallingOrSelfPermission( 3899 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 3900 List<CrossProfileIntentFilter> matches = 3901 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 3902 if (matches != null) { 3903 int size = matches.size(); 3904 for (int i = 0; i < size; i++) { 3905 if (matches.get(i).getTargetUserId() == targetUserId) return true; 3906 } 3907 } 3908 return false; 3909 } 3910 3911 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 3912 String resolvedType, int userId) { 3913 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 3914 if (resolver != null) { 3915 return resolver.queryIntent(intent, resolvedType, false, userId); 3916 } 3917 return null; 3918 } 3919 3920 @Override 3921 public List<ResolveInfo> queryIntentActivities(Intent intent, 3922 String resolvedType, int flags, int userId) { 3923 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3924 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 3925 ComponentName comp = intent.getComponent(); 3926 if (comp == null) { 3927 if (intent.getSelector() != null) { 3928 intent = intent.getSelector(); 3929 comp = intent.getComponent(); 3930 } 3931 } 3932 3933 if (comp != null) { 3934 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3935 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 3936 if (ai != null) { 3937 final ResolveInfo ri = new ResolveInfo(); 3938 ri.activityInfo = ai; 3939 list.add(ri); 3940 } 3941 return list; 3942 } 3943 3944 // reader 3945 synchronized (mPackages) { 3946 final String pkgName = intent.getPackage(); 3947 if (pkgName == null) { 3948 List<CrossProfileIntentFilter> matchingFilters = 3949 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 3950 // Check for results that need to skip the current profile. 3951 ResolveInfo resolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 3952 resolvedType, flags, userId); 3953 if (resolveInfo != null) { 3954 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 3955 result.add(resolveInfo); 3956 return filterIfNotPrimaryUser(result, userId); 3957 } 3958 // Check for cross profile results. 3959 resolveInfo = queryCrossProfileIntents( 3960 matchingFilters, intent, resolvedType, flags, userId); 3961 3962 // Check for results in the current profile. 3963 List<ResolveInfo> result = mActivities.queryIntent( 3964 intent, resolvedType, flags, userId); 3965 if (resolveInfo != null) { 3966 result.add(resolveInfo); 3967 Collections.sort(result, mResolvePrioritySorter); 3968 } 3969 result = filterIfNotPrimaryUser(result, userId); 3970 if (result.size() > 1) { 3971 return filterCandidatesWithDomainPreferedActivitiesLPr(result); 3972 } 3973 3974 return result; 3975 } 3976 final PackageParser.Package pkg = mPackages.get(pkgName); 3977 if (pkg != null) { 3978 return filterIfNotPrimaryUser( 3979 mActivities.queryIntentForPackage( 3980 intent, resolvedType, flags, pkg.activities, userId), 3981 userId); 3982 } 3983 return new ArrayList<ResolveInfo>(); 3984 } 3985 } 3986 3987 /** 3988 * Filter out activities with primaryUserOnly flag set, when current user is not the owner. 3989 * 3990 * @return filtered list 3991 */ 3992 private List<ResolveInfo> filterIfNotPrimaryUser(List<ResolveInfo> resolveInfos, int userId) { 3993 if (userId == UserHandle.USER_OWNER) { 3994 return resolveInfos; 3995 } 3996 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 3997 ResolveInfo info = resolveInfos.get(i); 3998 if ((info.activityInfo.flags & ActivityInfo.FLAG_PRIMARY_USER_ONLY) != 0) { 3999 resolveInfos.remove(i); 4000 } 4001 } 4002 return resolveInfos; 4003 } 4004 4005 private List<ResolveInfo> filterCandidatesWithDomainPreferedActivitiesLPr( 4006 List<ResolveInfo> candidates) { 4007 if (DEBUG_PREFERRED) { 4008 Slog.v("TAG", "Filtering results with prefered activities. Candidates count: " + 4009 candidates.size()); 4010 } 4011 final int userId = UserHandle.getCallingUserId(); 4012 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 4013 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 4014 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 4015 synchronized (mPackages) { 4016 final int count = candidates.size(); 4017 // First, try to use the domain prefered App 4018 for (int n=0; n<count; n++) { 4019 ResolveInfo info = candidates.get(n); 4020 String packageName = info.activityInfo.packageName; 4021 PackageSetting ps = mSettings.mPackages.get(packageName); 4022 if (ps != null) { 4023 // Try to get the status from User settings first 4024 int status = getDomainVerificationStatusLPr(ps, userId); 4025 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4026 result.add(info); 4027 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4028 neverList.add(info); 4029 } 4030 // Add to the special match all list (Browser use case) 4031 if (info.handleAllWebDataURI) { 4032 matchAllList.add(info); 4033 } 4034 } 4035 } 4036 // If there is nothing selected, add all candidates and remove the ones that the User 4037 // has explicitely put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state and 4038 // also remove any . 4039 // If there is still none after this pass, add all Browser Apps and let the User decide 4040 // with the Disambiguation dialog if there are several ones. 4041 if (result.size() == 0) { 4042 result.addAll(candidates); 4043 } 4044 result.removeAll(neverList); 4045 result.removeAll(matchAllList); 4046 if (result.size() == 0) { 4047 result.addAll(matchAllList); 4048 } 4049 } 4050 if (DEBUG_PREFERRED) { 4051 Slog.v("TAG", "Filtered results with prefered activities. New candidates count: " + 4052 result.size()); 4053 } 4054 return result; 4055 } 4056 4057 private int getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 4058 int status = ps.getDomainVerificationStatusForUser(userId); 4059 // if none available, get the master status 4060 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4061 if (ps.getIntentFilterVerificationInfo() != null) { 4062 status = ps.getIntentFilterVerificationInfo().getStatus(); 4063 } 4064 } 4065 return status; 4066 } 4067 4068 private ResolveInfo querySkipCurrentProfileIntents( 4069 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4070 int flags, int sourceUserId) { 4071 if (matchingFilters != null) { 4072 int size = matchingFilters.size(); 4073 for (int i = 0; i < size; i ++) { 4074 CrossProfileIntentFilter filter = matchingFilters.get(i); 4075 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 4076 // Checking if there are activities in the target user that can handle the 4077 // intent. 4078 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4079 flags, sourceUserId); 4080 if (resolveInfo != null) { 4081 return resolveInfo; 4082 } 4083 } 4084 } 4085 } 4086 return null; 4087 } 4088 4089 // Return matching ResolveInfo if any for skip current profile intent filters. 4090 private ResolveInfo queryCrossProfileIntents( 4091 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4092 int flags, int sourceUserId) { 4093 if (matchingFilters != null) { 4094 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 4095 // match the same intent. For performance reasons, it is better not to 4096 // run queryIntent twice for the same userId 4097 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 4098 int size = matchingFilters.size(); 4099 for (int i = 0; i < size; i++) { 4100 CrossProfileIntentFilter filter = matchingFilters.get(i); 4101 int targetUserId = filter.getTargetUserId(); 4102 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 4103 && !alreadyTriedUserIds.get(targetUserId)) { 4104 // Checking if there are activities in the target user that can handle the 4105 // intent. 4106 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4107 flags, sourceUserId); 4108 if (resolveInfo != null) return resolveInfo; 4109 alreadyTriedUserIds.put(targetUserId, true); 4110 } 4111 } 4112 } 4113 return null; 4114 } 4115 4116 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 4117 String resolvedType, int flags, int sourceUserId) { 4118 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4119 resolvedType, flags, filter.getTargetUserId()); 4120 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 4121 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 4122 } 4123 return null; 4124 } 4125 4126 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 4127 int sourceUserId, int targetUserId) { 4128 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 4129 String className; 4130 if (targetUserId == UserHandle.USER_OWNER) { 4131 className = FORWARD_INTENT_TO_USER_OWNER; 4132 } else { 4133 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 4134 } 4135 ComponentName forwardingActivityComponentName = new ComponentName( 4136 mAndroidApplication.packageName, className); 4137 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 4138 sourceUserId); 4139 if (targetUserId == UserHandle.USER_OWNER) { 4140 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 4141 forwardingResolveInfo.noResourceId = true; 4142 } 4143 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 4144 forwardingResolveInfo.priority = 0; 4145 forwardingResolveInfo.preferredOrder = 0; 4146 forwardingResolveInfo.match = 0; 4147 forwardingResolveInfo.isDefault = true; 4148 forwardingResolveInfo.filter = filter; 4149 forwardingResolveInfo.targetUserId = targetUserId; 4150 return forwardingResolveInfo; 4151 } 4152 4153 @Override 4154 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 4155 Intent[] specifics, String[] specificTypes, Intent intent, 4156 String resolvedType, int flags, int userId) { 4157 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4158 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 4159 false, "query intent activity options"); 4160 final String resultsAction = intent.getAction(); 4161 4162 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 4163 | PackageManager.GET_RESOLVED_FILTER, userId); 4164 4165 if (DEBUG_INTENT_MATCHING) { 4166 Log.v(TAG, "Query " + intent + ": " + results); 4167 } 4168 4169 int specificsPos = 0; 4170 int N; 4171 4172 // todo: note that the algorithm used here is O(N^2). This 4173 // isn't a problem in our current environment, but if we start running 4174 // into situations where we have more than 5 or 10 matches then this 4175 // should probably be changed to something smarter... 4176 4177 // First we go through and resolve each of the specific items 4178 // that were supplied, taking care of removing any corresponding 4179 // duplicate items in the generic resolve list. 4180 if (specifics != null) { 4181 for (int i=0; i<specifics.length; i++) { 4182 final Intent sintent = specifics[i]; 4183 if (sintent == null) { 4184 continue; 4185 } 4186 4187 if (DEBUG_INTENT_MATCHING) { 4188 Log.v(TAG, "Specific #" + i + ": " + sintent); 4189 } 4190 4191 String action = sintent.getAction(); 4192 if (resultsAction != null && resultsAction.equals(action)) { 4193 // If this action was explicitly requested, then don't 4194 // remove things that have it. 4195 action = null; 4196 } 4197 4198 ResolveInfo ri = null; 4199 ActivityInfo ai = null; 4200 4201 ComponentName comp = sintent.getComponent(); 4202 if (comp == null) { 4203 ri = resolveIntent( 4204 sintent, 4205 specificTypes != null ? specificTypes[i] : null, 4206 flags, userId); 4207 if (ri == null) { 4208 continue; 4209 } 4210 if (ri == mResolveInfo) { 4211 // ACK! Must do something better with this. 4212 } 4213 ai = ri.activityInfo; 4214 comp = new ComponentName(ai.applicationInfo.packageName, 4215 ai.name); 4216 } else { 4217 ai = getActivityInfo(comp, flags, userId); 4218 if (ai == null) { 4219 continue; 4220 } 4221 } 4222 4223 // Look for any generic query activities that are duplicates 4224 // of this specific one, and remove them from the results. 4225 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 4226 N = results.size(); 4227 int j; 4228 for (j=specificsPos; j<N; j++) { 4229 ResolveInfo sri = results.get(j); 4230 if ((sri.activityInfo.name.equals(comp.getClassName()) 4231 && sri.activityInfo.applicationInfo.packageName.equals( 4232 comp.getPackageName())) 4233 || (action != null && sri.filter.matchAction(action))) { 4234 results.remove(j); 4235 if (DEBUG_INTENT_MATCHING) Log.v( 4236 TAG, "Removing duplicate item from " + j 4237 + " due to specific " + specificsPos); 4238 if (ri == null) { 4239 ri = sri; 4240 } 4241 j--; 4242 N--; 4243 } 4244 } 4245 4246 // Add this specific item to its proper place. 4247 if (ri == null) { 4248 ri = new ResolveInfo(); 4249 ri.activityInfo = ai; 4250 } 4251 results.add(specificsPos, ri); 4252 ri.specificIndex = i; 4253 specificsPos++; 4254 } 4255 } 4256 4257 // Now we go through the remaining generic results and remove any 4258 // duplicate actions that are found here. 4259 N = results.size(); 4260 for (int i=specificsPos; i<N-1; i++) { 4261 final ResolveInfo rii = results.get(i); 4262 if (rii.filter == null) { 4263 continue; 4264 } 4265 4266 // Iterate over all of the actions of this result's intent 4267 // filter... typically this should be just one. 4268 final Iterator<String> it = rii.filter.actionsIterator(); 4269 if (it == null) { 4270 continue; 4271 } 4272 while (it.hasNext()) { 4273 final String action = it.next(); 4274 if (resultsAction != null && resultsAction.equals(action)) { 4275 // If this action was explicitly requested, then don't 4276 // remove things that have it. 4277 continue; 4278 } 4279 for (int j=i+1; j<N; j++) { 4280 final ResolveInfo rij = results.get(j); 4281 if (rij.filter != null && rij.filter.hasAction(action)) { 4282 results.remove(j); 4283 if (DEBUG_INTENT_MATCHING) Log.v( 4284 TAG, "Removing duplicate item from " + j 4285 + " due to action " + action + " at " + i); 4286 j--; 4287 N--; 4288 } 4289 } 4290 } 4291 4292 // If the caller didn't request filter information, drop it now 4293 // so we don't have to marshall/unmarshall it. 4294 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4295 rii.filter = null; 4296 } 4297 } 4298 4299 // Filter out the caller activity if so requested. 4300 if (caller != null) { 4301 N = results.size(); 4302 for (int i=0; i<N; i++) { 4303 ActivityInfo ainfo = results.get(i).activityInfo; 4304 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 4305 && caller.getClassName().equals(ainfo.name)) { 4306 results.remove(i); 4307 break; 4308 } 4309 } 4310 } 4311 4312 // If the caller didn't request filter information, 4313 // drop them now so we don't have to 4314 // marshall/unmarshall it. 4315 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4316 N = results.size(); 4317 for (int i=0; i<N; i++) { 4318 results.get(i).filter = null; 4319 } 4320 } 4321 4322 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 4323 return results; 4324 } 4325 4326 @Override 4327 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 4328 int userId) { 4329 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4330 ComponentName comp = intent.getComponent(); 4331 if (comp == null) { 4332 if (intent.getSelector() != null) { 4333 intent = intent.getSelector(); 4334 comp = intent.getComponent(); 4335 } 4336 } 4337 if (comp != null) { 4338 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4339 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 4340 if (ai != null) { 4341 ResolveInfo ri = new ResolveInfo(); 4342 ri.activityInfo = ai; 4343 list.add(ri); 4344 } 4345 return list; 4346 } 4347 4348 // reader 4349 synchronized (mPackages) { 4350 String pkgName = intent.getPackage(); 4351 if (pkgName == null) { 4352 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 4353 } 4354 final PackageParser.Package pkg = mPackages.get(pkgName); 4355 if (pkg != null) { 4356 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 4357 userId); 4358 } 4359 return null; 4360 } 4361 } 4362 4363 @Override 4364 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 4365 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 4366 if (!sUserManager.exists(userId)) return null; 4367 if (query != null) { 4368 if (query.size() >= 1) { 4369 // If there is more than one service with the same priority, 4370 // just arbitrarily pick the first one. 4371 return query.get(0); 4372 } 4373 } 4374 return null; 4375 } 4376 4377 @Override 4378 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 4379 int userId) { 4380 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4381 ComponentName comp = intent.getComponent(); 4382 if (comp == null) { 4383 if (intent.getSelector() != null) { 4384 intent = intent.getSelector(); 4385 comp = intent.getComponent(); 4386 } 4387 } 4388 if (comp != null) { 4389 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4390 final ServiceInfo si = getServiceInfo(comp, flags, userId); 4391 if (si != null) { 4392 final ResolveInfo ri = new ResolveInfo(); 4393 ri.serviceInfo = si; 4394 list.add(ri); 4395 } 4396 return list; 4397 } 4398 4399 // reader 4400 synchronized (mPackages) { 4401 String pkgName = intent.getPackage(); 4402 if (pkgName == null) { 4403 return mServices.queryIntent(intent, resolvedType, flags, userId); 4404 } 4405 final PackageParser.Package pkg = mPackages.get(pkgName); 4406 if (pkg != null) { 4407 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 4408 userId); 4409 } 4410 return null; 4411 } 4412 } 4413 4414 @Override 4415 public List<ResolveInfo> queryIntentContentProviders( 4416 Intent intent, String resolvedType, int flags, int userId) { 4417 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4418 ComponentName comp = intent.getComponent(); 4419 if (comp == null) { 4420 if (intent.getSelector() != null) { 4421 intent = intent.getSelector(); 4422 comp = intent.getComponent(); 4423 } 4424 } 4425 if (comp != null) { 4426 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4427 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 4428 if (pi != null) { 4429 final ResolveInfo ri = new ResolveInfo(); 4430 ri.providerInfo = pi; 4431 list.add(ri); 4432 } 4433 return list; 4434 } 4435 4436 // reader 4437 synchronized (mPackages) { 4438 String pkgName = intent.getPackage(); 4439 if (pkgName == null) { 4440 return mProviders.queryIntent(intent, resolvedType, flags, userId); 4441 } 4442 final PackageParser.Package pkg = mPackages.get(pkgName); 4443 if (pkg != null) { 4444 return mProviders.queryIntentForPackage( 4445 intent, resolvedType, flags, pkg.providers, userId); 4446 } 4447 return null; 4448 } 4449 } 4450 4451 @Override 4452 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 4453 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 4454 4455 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 4456 4457 // writer 4458 synchronized (mPackages) { 4459 ArrayList<PackageInfo> list; 4460 if (listUninstalled) { 4461 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 4462 for (PackageSetting ps : mSettings.mPackages.values()) { 4463 PackageInfo pi; 4464 if (ps.pkg != null) { 4465 pi = generatePackageInfo(ps.pkg, flags, userId); 4466 } else { 4467 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 4468 } 4469 if (pi != null) { 4470 list.add(pi); 4471 } 4472 } 4473 } else { 4474 list = new ArrayList<PackageInfo>(mPackages.size()); 4475 for (PackageParser.Package p : mPackages.values()) { 4476 PackageInfo pi = generatePackageInfo(p, flags, userId); 4477 if (pi != null) { 4478 list.add(pi); 4479 } 4480 } 4481 } 4482 4483 return new ParceledListSlice<PackageInfo>(list); 4484 } 4485 } 4486 4487 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 4488 String[] permissions, boolean[] tmp, int flags, int userId) { 4489 int numMatch = 0; 4490 final PermissionsState permissionsState = ps.getPermissionsState(); 4491 for (int i=0; i<permissions.length; i++) { 4492 final String permission = permissions[i]; 4493 if (permissionsState.hasPermission(permission, userId)) { 4494 tmp[i] = true; 4495 numMatch++; 4496 } else { 4497 tmp[i] = false; 4498 } 4499 } 4500 if (numMatch == 0) { 4501 return; 4502 } 4503 PackageInfo pi; 4504 if (ps.pkg != null) { 4505 pi = generatePackageInfo(ps.pkg, flags, userId); 4506 } else { 4507 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 4508 } 4509 // The above might return null in cases of uninstalled apps or install-state 4510 // skew across users/profiles. 4511 if (pi != null) { 4512 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 4513 if (numMatch == permissions.length) { 4514 pi.requestedPermissions = permissions; 4515 } else { 4516 pi.requestedPermissions = new String[numMatch]; 4517 numMatch = 0; 4518 for (int i=0; i<permissions.length; i++) { 4519 if (tmp[i]) { 4520 pi.requestedPermissions[numMatch] = permissions[i]; 4521 numMatch++; 4522 } 4523 } 4524 } 4525 } 4526 list.add(pi); 4527 } 4528 } 4529 4530 @Override 4531 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 4532 String[] permissions, int flags, int userId) { 4533 if (!sUserManager.exists(userId)) return null; 4534 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 4535 4536 // writer 4537 synchronized (mPackages) { 4538 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 4539 boolean[] tmpBools = new boolean[permissions.length]; 4540 if (listUninstalled) { 4541 for (PackageSetting ps : mSettings.mPackages.values()) { 4542 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 4543 } 4544 } else { 4545 for (PackageParser.Package pkg : mPackages.values()) { 4546 PackageSetting ps = (PackageSetting)pkg.mExtras; 4547 if (ps != null) { 4548 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 4549 userId); 4550 } 4551 } 4552 } 4553 4554 return new ParceledListSlice<PackageInfo>(list); 4555 } 4556 } 4557 4558 @Override 4559 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 4560 if (!sUserManager.exists(userId)) return null; 4561 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 4562 4563 // writer 4564 synchronized (mPackages) { 4565 ArrayList<ApplicationInfo> list; 4566 if (listUninstalled) { 4567 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 4568 for (PackageSetting ps : mSettings.mPackages.values()) { 4569 ApplicationInfo ai; 4570 if (ps.pkg != null) { 4571 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 4572 ps.readUserState(userId), userId); 4573 } else { 4574 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 4575 } 4576 if (ai != null) { 4577 list.add(ai); 4578 } 4579 } 4580 } else { 4581 list = new ArrayList<ApplicationInfo>(mPackages.size()); 4582 for (PackageParser.Package p : mPackages.values()) { 4583 if (p.mExtras != null) { 4584 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 4585 ((PackageSetting)p.mExtras).readUserState(userId), userId); 4586 if (ai != null) { 4587 list.add(ai); 4588 } 4589 } 4590 } 4591 } 4592 4593 return new ParceledListSlice<ApplicationInfo>(list); 4594 } 4595 } 4596 4597 public List<ApplicationInfo> getPersistentApplications(int flags) { 4598 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 4599 4600 // reader 4601 synchronized (mPackages) { 4602 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 4603 final int userId = UserHandle.getCallingUserId(); 4604 while (i.hasNext()) { 4605 final PackageParser.Package p = i.next(); 4606 if (p.applicationInfo != null 4607 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 4608 && (!mSafeMode || isSystemApp(p))) { 4609 PackageSetting ps = mSettings.mPackages.get(p.packageName); 4610 if (ps != null) { 4611 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 4612 ps.readUserState(userId), userId); 4613 if (ai != null) { 4614 finalList.add(ai); 4615 } 4616 } 4617 } 4618 } 4619 } 4620 4621 return finalList; 4622 } 4623 4624 @Override 4625 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 4626 if (!sUserManager.exists(userId)) return null; 4627 // reader 4628 synchronized (mPackages) { 4629 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 4630 PackageSetting ps = provider != null 4631 ? mSettings.mPackages.get(provider.owner.packageName) 4632 : null; 4633 return ps != null 4634 && mSettings.isEnabledLPr(provider.info, flags, userId) 4635 && (!mSafeMode || (provider.info.applicationInfo.flags 4636 &ApplicationInfo.FLAG_SYSTEM) != 0) 4637 ? PackageParser.generateProviderInfo(provider, flags, 4638 ps.readUserState(userId), userId) 4639 : null; 4640 } 4641 } 4642 4643 /** 4644 * @deprecated 4645 */ 4646 @Deprecated 4647 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 4648 // reader 4649 synchronized (mPackages) { 4650 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 4651 .entrySet().iterator(); 4652 final int userId = UserHandle.getCallingUserId(); 4653 while (i.hasNext()) { 4654 Map.Entry<String, PackageParser.Provider> entry = i.next(); 4655 PackageParser.Provider p = entry.getValue(); 4656 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 4657 4658 if (ps != null && p.syncable 4659 && (!mSafeMode || (p.info.applicationInfo.flags 4660 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 4661 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 4662 ps.readUserState(userId), userId); 4663 if (info != null) { 4664 outNames.add(entry.getKey()); 4665 outInfo.add(info); 4666 } 4667 } 4668 } 4669 } 4670 } 4671 4672 @Override 4673 public List<ProviderInfo> queryContentProviders(String processName, 4674 int uid, int flags) { 4675 ArrayList<ProviderInfo> finalList = null; 4676 // reader 4677 synchronized (mPackages) { 4678 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 4679 final int userId = processName != null ? 4680 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 4681 while (i.hasNext()) { 4682 final PackageParser.Provider p = i.next(); 4683 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 4684 if (ps != null && p.info.authority != null 4685 && (processName == null 4686 || (p.info.processName.equals(processName) 4687 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 4688 && mSettings.isEnabledLPr(p.info, flags, userId) 4689 && (!mSafeMode 4690 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 4691 if (finalList == null) { 4692 finalList = new ArrayList<ProviderInfo>(3); 4693 } 4694 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 4695 ps.readUserState(userId), userId); 4696 if (info != null) { 4697 finalList.add(info); 4698 } 4699 } 4700 } 4701 } 4702 4703 if (finalList != null) { 4704 Collections.sort(finalList, mProviderInitOrderSorter); 4705 } 4706 4707 return finalList; 4708 } 4709 4710 @Override 4711 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 4712 int flags) { 4713 // reader 4714 synchronized (mPackages) { 4715 final PackageParser.Instrumentation i = mInstrumentation.get(name); 4716 return PackageParser.generateInstrumentationInfo(i, flags); 4717 } 4718 } 4719 4720 @Override 4721 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 4722 int flags) { 4723 ArrayList<InstrumentationInfo> finalList = 4724 new ArrayList<InstrumentationInfo>(); 4725 4726 // reader 4727 synchronized (mPackages) { 4728 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 4729 while (i.hasNext()) { 4730 final PackageParser.Instrumentation p = i.next(); 4731 if (targetPackage == null 4732 || targetPackage.equals(p.info.targetPackage)) { 4733 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 4734 flags); 4735 if (ii != null) { 4736 finalList.add(ii); 4737 } 4738 } 4739 } 4740 } 4741 4742 return finalList; 4743 } 4744 4745 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 4746 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 4747 if (overlays == null) { 4748 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 4749 return; 4750 } 4751 for (PackageParser.Package opkg : overlays.values()) { 4752 // Not much to do if idmap fails: we already logged the error 4753 // and we certainly don't want to abort installation of pkg simply 4754 // because an overlay didn't fit properly. For these reasons, 4755 // ignore the return value of createIdmapForPackagePairLI. 4756 createIdmapForPackagePairLI(pkg, opkg); 4757 } 4758 } 4759 4760 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 4761 PackageParser.Package opkg) { 4762 if (!opkg.mTrustedOverlay) { 4763 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 4764 opkg.baseCodePath + ": overlay not trusted"); 4765 return false; 4766 } 4767 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 4768 if (overlaySet == null) { 4769 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 4770 opkg.baseCodePath + " but target package has no known overlays"); 4771 return false; 4772 } 4773 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 4774 // TODO: generate idmap for split APKs 4775 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 4776 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 4777 + opkg.baseCodePath); 4778 return false; 4779 } 4780 PackageParser.Package[] overlayArray = 4781 overlaySet.values().toArray(new PackageParser.Package[0]); 4782 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 4783 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 4784 return p1.mOverlayPriority - p2.mOverlayPriority; 4785 } 4786 }; 4787 Arrays.sort(overlayArray, cmp); 4788 4789 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 4790 int i = 0; 4791 for (PackageParser.Package p : overlayArray) { 4792 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 4793 } 4794 return true; 4795 } 4796 4797 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 4798 final File[] files = dir.listFiles(); 4799 if (ArrayUtils.isEmpty(files)) { 4800 Log.d(TAG, "No files in app dir " + dir); 4801 return; 4802 } 4803 4804 if (DEBUG_PACKAGE_SCANNING) { 4805 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 4806 + " flags=0x" + Integer.toHexString(parseFlags)); 4807 } 4808 4809 for (File file : files) { 4810 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 4811 && !PackageInstallerService.isStageName(file.getName()); 4812 if (!isPackage) { 4813 // Ignore entries which are not packages 4814 continue; 4815 } 4816 try { 4817 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 4818 scanFlags, currentTime, null); 4819 } catch (PackageManagerException e) { 4820 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 4821 4822 // Delete invalid userdata apps 4823 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 4824 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 4825 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 4826 if (file.isDirectory()) { 4827 mInstaller.rmPackageDir(file.getAbsolutePath()); 4828 } else { 4829 file.delete(); 4830 } 4831 } 4832 } 4833 } 4834 } 4835 4836 private static File getSettingsProblemFile() { 4837 File dataDir = Environment.getDataDirectory(); 4838 File systemDir = new File(dataDir, "system"); 4839 File fname = new File(systemDir, "uiderrors.txt"); 4840 return fname; 4841 } 4842 4843 static void reportSettingsProblem(int priority, String msg) { 4844 logCriticalInfo(priority, msg); 4845 } 4846 4847 static void logCriticalInfo(int priority, String msg) { 4848 Slog.println(priority, TAG, msg); 4849 EventLogTags.writePmCriticalInfo(msg); 4850 try { 4851 File fname = getSettingsProblemFile(); 4852 FileOutputStream out = new FileOutputStream(fname, true); 4853 PrintWriter pw = new FastPrintWriter(out); 4854 SimpleDateFormat formatter = new SimpleDateFormat(); 4855 String dateString = formatter.format(new Date(System.currentTimeMillis())); 4856 pw.println(dateString + ": " + msg); 4857 pw.close(); 4858 FileUtils.setPermissions( 4859 fname.toString(), 4860 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 4861 -1, -1); 4862 } catch (java.io.IOException e) { 4863 } 4864 } 4865 4866 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 4867 PackageParser.Package pkg, File srcFile, int parseFlags) 4868 throws PackageManagerException { 4869 if (ps != null 4870 && ps.codePath.equals(srcFile) 4871 && ps.timeStamp == srcFile.lastModified() 4872 && !isCompatSignatureUpdateNeeded(pkg) 4873 && !isRecoverSignatureUpdateNeeded(pkg)) { 4874 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 4875 if (ps.signatures.mSignatures != null 4876 && ps.signatures.mSignatures.length != 0 4877 && mSigningKeySetId != PackageKeySetData.KEYSET_UNASSIGNED) { 4878 // Optimization: reuse the existing cached certificates 4879 // if the package appears to be unchanged. 4880 pkg.mSignatures = ps.signatures.mSignatures; 4881 KeySetManagerService ksms = mSettings.mKeySetManagerService; 4882 synchronized (mPackages) { 4883 pkg.mSigningKeys = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 4884 } 4885 return; 4886 } 4887 4888 Slog.w(TAG, "PackageSetting for " + ps.name 4889 + " is missing signatures. Collecting certs again to recover them."); 4890 } else { 4891 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 4892 } 4893 4894 try { 4895 pp.collectCertificates(pkg, parseFlags); 4896 pp.collectManifestDigest(pkg); 4897 } catch (PackageParserException e) { 4898 throw PackageManagerException.from(e); 4899 } 4900 } 4901 4902 /* 4903 * Scan a package and return the newly parsed package. 4904 * Returns null in case of errors and the error code is stored in mLastScanError 4905 */ 4906 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 4907 long currentTime, UserHandle user) throws PackageManagerException { 4908 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 4909 parseFlags |= mDefParseFlags; 4910 PackageParser pp = new PackageParser(); 4911 pp.setSeparateProcesses(mSeparateProcesses); 4912 pp.setOnlyCoreApps(mOnlyCore); 4913 pp.setDisplayMetrics(mMetrics); 4914 4915 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 4916 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 4917 } 4918 4919 final PackageParser.Package pkg; 4920 try { 4921 pkg = pp.parsePackage(scanFile, parseFlags); 4922 } catch (PackageParserException e) { 4923 throw PackageManagerException.from(e); 4924 } 4925 4926 PackageSetting ps = null; 4927 PackageSetting updatedPkg; 4928 // reader 4929 synchronized (mPackages) { 4930 // Look to see if we already know about this package. 4931 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 4932 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 4933 // This package has been renamed to its original name. Let's 4934 // use that. 4935 ps = mSettings.peekPackageLPr(oldName); 4936 } 4937 // If there was no original package, see one for the real package name. 4938 if (ps == null) { 4939 ps = mSettings.peekPackageLPr(pkg.packageName); 4940 } 4941 // Check to see if this package could be hiding/updating a system 4942 // package. Must look for it either under the original or real 4943 // package name depending on our state. 4944 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 4945 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 4946 } 4947 boolean updatedPkgBetter = false; 4948 // First check if this is a system package that may involve an update 4949 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 4950 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 4951 // it needs to drop FLAG_PRIVILEGED. 4952 if (locationIsPrivileged(scanFile)) { 4953 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 4954 } else { 4955 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 4956 } 4957 4958 if (ps != null && !ps.codePath.equals(scanFile)) { 4959 // The path has changed from what was last scanned... check the 4960 // version of the new path against what we have stored to determine 4961 // what to do. 4962 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 4963 if (pkg.mVersionCode <= ps.versionCode) { 4964 // The system package has been updated and the code path does not match 4965 // Ignore entry. Skip it. 4966 Slog.i(TAG, "Package " + ps.name + " at " + scanFile 4967 + " ignored: updated version " + ps.versionCode 4968 + " better than this " + pkg.mVersionCode); 4969 if (!updatedPkg.codePath.equals(scanFile)) { 4970 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 4971 + ps.name + " changing from " + updatedPkg.codePathString 4972 + " to " + scanFile); 4973 updatedPkg.codePath = scanFile; 4974 updatedPkg.codePathString = scanFile.toString(); 4975 updatedPkg.resourcePath = scanFile; 4976 updatedPkg.resourcePathString = scanFile.toString(); 4977 } 4978 updatedPkg.pkg = pkg; 4979 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, null); 4980 } else { 4981 // The current app on the system partition is better than 4982 // what we have updated to on the data partition; switch 4983 // back to the system partition version. 4984 // At this point, its safely assumed that package installation for 4985 // apps in system partition will go through. If not there won't be a working 4986 // version of the app 4987 // writer 4988 synchronized (mPackages) { 4989 // Just remove the loaded entries from package lists. 4990 mPackages.remove(ps.name); 4991 } 4992 4993 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 4994 + " reverting from " + ps.codePathString 4995 + ": new version " + pkg.mVersionCode 4996 + " better than installed " + ps.versionCode); 4997 4998 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 4999 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 5000 getAppDexInstructionSets(ps)); 5001 synchronized (mInstallLock) { 5002 args.cleanUpResourcesLI(); 5003 } 5004 synchronized (mPackages) { 5005 mSettings.enableSystemPackageLPw(ps.name); 5006 } 5007 updatedPkgBetter = true; 5008 } 5009 } 5010 } 5011 5012 if (updatedPkg != null) { 5013 // An updated system app will not have the PARSE_IS_SYSTEM flag set 5014 // initially 5015 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 5016 5017 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 5018 // flag set initially 5019 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 5020 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 5021 } 5022 } 5023 5024 // Verify certificates against what was last scanned 5025 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 5026 5027 /* 5028 * A new system app appeared, but we already had a non-system one of the 5029 * same name installed earlier. 5030 */ 5031 boolean shouldHideSystemApp = false; 5032 if (updatedPkg == null && ps != null 5033 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 5034 /* 5035 * Check to make sure the signatures match first. If they don't, 5036 * wipe the installed application and its data. 5037 */ 5038 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 5039 != PackageManager.SIGNATURE_MATCH) { 5040 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 5041 + " signatures don't match existing userdata copy; removing"); 5042 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 5043 ps = null; 5044 } else { 5045 /* 5046 * If the newly-added system app is an older version than the 5047 * already installed version, hide it. It will be scanned later 5048 * and re-added like an update. 5049 */ 5050 if (pkg.mVersionCode <= ps.versionCode) { 5051 shouldHideSystemApp = true; 5052 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 5053 + " but new version " + pkg.mVersionCode + " better than installed " 5054 + ps.versionCode + "; hiding system"); 5055 } else { 5056 /* 5057 * The newly found system app is a newer version that the 5058 * one previously installed. Simply remove the 5059 * already-installed application and replace it with our own 5060 * while keeping the application data. 5061 */ 5062 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5063 + " reverting from " + ps.codePathString + ": new version " 5064 + pkg.mVersionCode + " better than installed " + ps.versionCode); 5065 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5066 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 5067 getAppDexInstructionSets(ps)); 5068 synchronized (mInstallLock) { 5069 args.cleanUpResourcesLI(); 5070 } 5071 } 5072 } 5073 } 5074 5075 // The apk is forward locked (not public) if its code and resources 5076 // are kept in different files. (except for app in either system or 5077 // vendor path). 5078 // TODO grab this value from PackageSettings 5079 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5080 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 5081 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 5082 } 5083 } 5084 5085 // TODO: extend to support forward-locked splits 5086 String resourcePath = null; 5087 String baseResourcePath = null; 5088 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 5089 if (ps != null && ps.resourcePathString != null) { 5090 resourcePath = ps.resourcePathString; 5091 baseResourcePath = ps.resourcePathString; 5092 } else { 5093 // Should not happen at all. Just log an error. 5094 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 5095 } 5096 } else { 5097 resourcePath = pkg.codePath; 5098 baseResourcePath = pkg.baseCodePath; 5099 } 5100 5101 // Set application objects path explicitly. 5102 pkg.applicationInfo.setCodePath(pkg.codePath); 5103 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 5104 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 5105 pkg.applicationInfo.setResourcePath(resourcePath); 5106 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 5107 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 5108 5109 // Note that we invoke the following method only if we are about to unpack an application 5110 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 5111 | SCAN_UPDATE_SIGNATURE, currentTime, user); 5112 5113 /* 5114 * If the system app should be overridden by a previously installed 5115 * data, hide the system app now and let the /data/app scan pick it up 5116 * again. 5117 */ 5118 if (shouldHideSystemApp) { 5119 synchronized (mPackages) { 5120 /* 5121 * We have to grant systems permissions before we hide, because 5122 * grantPermissions will assume the package update is trying to 5123 * expand its permissions. 5124 */ 5125 grantPermissionsLPw(pkg, true, pkg.packageName); 5126 mSettings.disableSystemPackageLPw(pkg.packageName); 5127 } 5128 } 5129 5130 return scannedPkg; 5131 } 5132 5133 private static String fixProcessName(String defProcessName, 5134 String processName, int uid) { 5135 if (processName == null) { 5136 return defProcessName; 5137 } 5138 return processName; 5139 } 5140 5141 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 5142 throws PackageManagerException { 5143 if (pkgSetting.signatures.mSignatures != null) { 5144 // Already existing package. Make sure signatures match 5145 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 5146 == PackageManager.SIGNATURE_MATCH; 5147 if (!match) { 5148 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 5149 == PackageManager.SIGNATURE_MATCH; 5150 } 5151 if (!match) { 5152 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 5153 == PackageManager.SIGNATURE_MATCH; 5154 } 5155 if (!match) { 5156 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5157 + pkg.packageName + " signatures do not match the " 5158 + "previously installed version; ignoring!"); 5159 } 5160 } 5161 5162 // Check for shared user signatures 5163 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 5164 // Already existing package. Make sure signatures match 5165 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5166 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 5167 if (!match) { 5168 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 5169 == PackageManager.SIGNATURE_MATCH; 5170 } 5171 if (!match) { 5172 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 5173 == PackageManager.SIGNATURE_MATCH; 5174 } 5175 if (!match) { 5176 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 5177 "Package " + pkg.packageName 5178 + " has no signatures that match those in shared user " 5179 + pkgSetting.sharedUser.name + "; ignoring!"); 5180 } 5181 } 5182 } 5183 5184 /** 5185 * Enforces that only the system UID or root's UID can call a method exposed 5186 * via Binder. 5187 * 5188 * @param message used as message if SecurityException is thrown 5189 * @throws SecurityException if the caller is not system or root 5190 */ 5191 private static final void enforceSystemOrRoot(String message) { 5192 final int uid = Binder.getCallingUid(); 5193 if (uid != Process.SYSTEM_UID && uid != 0) { 5194 throw new SecurityException(message); 5195 } 5196 } 5197 5198 @Override 5199 public void performBootDexOpt() { 5200 enforceSystemOrRoot("Only the system can request dexopt be performed"); 5201 5202 // Before everything else, see whether we need to fstrim. 5203 try { 5204 IMountService ms = PackageHelper.getMountService(); 5205 if (ms != null) { 5206 final boolean isUpgrade = isUpgrade(); 5207 boolean doTrim = isUpgrade; 5208 if (doTrim) { 5209 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 5210 } else { 5211 final long interval = android.provider.Settings.Global.getLong( 5212 mContext.getContentResolver(), 5213 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 5214 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 5215 if (interval > 0) { 5216 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 5217 if (timeSinceLast > interval) { 5218 doTrim = true; 5219 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 5220 + "; running immediately"); 5221 } 5222 } 5223 } 5224 if (doTrim) { 5225 if (!isFirstBoot()) { 5226 try { 5227 ActivityManagerNative.getDefault().showBootMessage( 5228 mContext.getResources().getString( 5229 R.string.android_upgrading_fstrim), true); 5230 } catch (RemoteException e) { 5231 } 5232 } 5233 ms.runMaintenance(); 5234 } 5235 } else { 5236 Slog.e(TAG, "Mount service unavailable!"); 5237 } 5238 } catch (RemoteException e) { 5239 // Can't happen; MountService is local 5240 } 5241 5242 final ArraySet<PackageParser.Package> pkgs; 5243 synchronized (mPackages) { 5244 pkgs = mPackageDexOptimizer.clearDeferredDexOptPackages(); 5245 } 5246 5247 if (pkgs != null) { 5248 // Sort apps by importance for dexopt ordering. Important apps are given more priority 5249 // in case the device runs out of space. 5250 ArrayList<PackageParser.Package> sortedPkgs = new ArrayList<PackageParser.Package>(); 5251 // Give priority to core apps. 5252 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5253 PackageParser.Package pkg = it.next(); 5254 if (pkg.coreApp) { 5255 if (DEBUG_DEXOPT) { 5256 Log.i(TAG, "Adding core app " + sortedPkgs.size() + ": " + pkg.packageName); 5257 } 5258 sortedPkgs.add(pkg); 5259 it.remove(); 5260 } 5261 } 5262 // Give priority to system apps that listen for pre boot complete. 5263 Intent intent = new Intent(Intent.ACTION_PRE_BOOT_COMPLETED); 5264 ArraySet<String> pkgNames = getPackageNamesForIntent(intent); 5265 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5266 PackageParser.Package pkg = it.next(); 5267 if (pkgNames.contains(pkg.packageName)) { 5268 if (DEBUG_DEXOPT) { 5269 Log.i(TAG, "Adding pre boot system app " + sortedPkgs.size() + ": " + pkg.packageName); 5270 } 5271 sortedPkgs.add(pkg); 5272 it.remove(); 5273 } 5274 } 5275 // Give priority to system apps. 5276 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5277 PackageParser.Package pkg = it.next(); 5278 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 5279 if (DEBUG_DEXOPT) { 5280 Log.i(TAG, "Adding system app " + sortedPkgs.size() + ": " + pkg.packageName); 5281 } 5282 sortedPkgs.add(pkg); 5283 it.remove(); 5284 } 5285 } 5286 // Give priority to updated system apps. 5287 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5288 PackageParser.Package pkg = it.next(); 5289 if (pkg.isUpdatedSystemApp()) { 5290 if (DEBUG_DEXOPT) { 5291 Log.i(TAG, "Adding updated system app " + sortedPkgs.size() + ": " + pkg.packageName); 5292 } 5293 sortedPkgs.add(pkg); 5294 it.remove(); 5295 } 5296 } 5297 // Give priority to apps that listen for boot complete. 5298 intent = new Intent(Intent.ACTION_BOOT_COMPLETED); 5299 pkgNames = getPackageNamesForIntent(intent); 5300 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5301 PackageParser.Package pkg = it.next(); 5302 if (pkgNames.contains(pkg.packageName)) { 5303 if (DEBUG_DEXOPT) { 5304 Log.i(TAG, "Adding boot app " + sortedPkgs.size() + ": " + pkg.packageName); 5305 } 5306 sortedPkgs.add(pkg); 5307 it.remove(); 5308 } 5309 } 5310 // Filter out packages that aren't recently used. 5311 filterRecentlyUsedApps(pkgs); 5312 // Add all remaining apps. 5313 for (PackageParser.Package pkg : pkgs) { 5314 if (DEBUG_DEXOPT) { 5315 Log.i(TAG, "Adding app " + sortedPkgs.size() + ": " + pkg.packageName); 5316 } 5317 sortedPkgs.add(pkg); 5318 } 5319 5320 // If we want to be lazy, filter everything that wasn't recently used. 5321 if (mLazyDexOpt) { 5322 filterRecentlyUsedApps(sortedPkgs); 5323 } 5324 5325 int i = 0; 5326 int total = sortedPkgs.size(); 5327 File dataDir = Environment.getDataDirectory(); 5328 long lowThreshold = StorageManager.from(mContext).getStorageLowBytes(dataDir); 5329 if (lowThreshold == 0) { 5330 throw new IllegalStateException("Invalid low memory threshold"); 5331 } 5332 for (PackageParser.Package pkg : sortedPkgs) { 5333 long usableSpace = dataDir.getUsableSpace(); 5334 if (usableSpace < lowThreshold) { 5335 Log.w(TAG, "Not running dexopt on remaining apps due to low memory: " + usableSpace); 5336 break; 5337 } 5338 performBootDexOpt(pkg, ++i, total); 5339 } 5340 } 5341 } 5342 5343 private void filterRecentlyUsedApps(Collection<PackageParser.Package> pkgs) { 5344 // Filter out packages that aren't recently used. 5345 // 5346 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 5347 // should do a full dexopt. 5348 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 5349 int total = pkgs.size(); 5350 int skipped = 0; 5351 long now = System.currentTimeMillis(); 5352 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 5353 PackageParser.Package pkg = i.next(); 5354 long then = pkg.mLastPackageUsageTimeInMills; 5355 if (then + mDexOptLRUThresholdInMills < now) { 5356 if (DEBUG_DEXOPT) { 5357 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 5358 ((then == 0) ? "never" : new Date(then))); 5359 } 5360 i.remove(); 5361 skipped++; 5362 } 5363 } 5364 if (DEBUG_DEXOPT) { 5365 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 5366 } 5367 } 5368 } 5369 5370 private ArraySet<String> getPackageNamesForIntent(Intent intent) { 5371 List<ResolveInfo> ris = null; 5372 try { 5373 ris = AppGlobals.getPackageManager().queryIntentReceivers( 5374 intent, null, 0, UserHandle.USER_OWNER); 5375 } catch (RemoteException e) { 5376 } 5377 ArraySet<String> pkgNames = new ArraySet<String>(); 5378 if (ris != null) { 5379 for (ResolveInfo ri : ris) { 5380 pkgNames.add(ri.activityInfo.packageName); 5381 } 5382 } 5383 return pkgNames; 5384 } 5385 5386 private void performBootDexOpt(PackageParser.Package pkg, int curr, int total) { 5387 if (DEBUG_DEXOPT) { 5388 Log.i(TAG, "Optimizing app " + curr + " of " + total + ": " + pkg.packageName); 5389 } 5390 if (!isFirstBoot()) { 5391 try { 5392 ActivityManagerNative.getDefault().showBootMessage( 5393 mContext.getResources().getString(R.string.android_upgrading_apk, 5394 curr, total), true); 5395 } catch (RemoteException e) { 5396 } 5397 } 5398 PackageParser.Package p = pkg; 5399 synchronized (mInstallLock) { 5400 mPackageDexOptimizer.performDexOpt(p, null /* instruction sets */, 5401 false /* force dex */, false /* defer */, true /* include dependencies */); 5402 } 5403 } 5404 5405 @Override 5406 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 5407 return performDexOpt(packageName, instructionSet, false); 5408 } 5409 5410 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 5411 boolean dexopt = mLazyDexOpt || backgroundDexopt; 5412 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 5413 if (!dexopt && !updateUsage) { 5414 // We aren't going to dexopt or update usage, so bail early. 5415 return false; 5416 } 5417 PackageParser.Package p; 5418 final String targetInstructionSet; 5419 synchronized (mPackages) { 5420 p = mPackages.get(packageName); 5421 if (p == null) { 5422 return false; 5423 } 5424 if (updateUsage) { 5425 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 5426 } 5427 mPackageUsage.write(false); 5428 if (!dexopt) { 5429 // We aren't going to dexopt, so bail early. 5430 return false; 5431 } 5432 5433 targetInstructionSet = instructionSet != null ? instructionSet : 5434 getPrimaryInstructionSet(p.applicationInfo); 5435 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 5436 return false; 5437 } 5438 } 5439 5440 synchronized (mInstallLock) { 5441 final String[] instructionSets = new String[] { targetInstructionSet }; 5442 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 5443 false /* forceDex */, false /* defer */, true /* inclDependencies */); 5444 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 5445 } 5446 } 5447 5448 public ArraySet<String> getPackagesThatNeedDexOpt() { 5449 ArraySet<String> pkgs = null; 5450 synchronized (mPackages) { 5451 for (PackageParser.Package p : mPackages.values()) { 5452 if (DEBUG_DEXOPT) { 5453 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 5454 } 5455 if (!p.mDexOptPerformed.isEmpty()) { 5456 continue; 5457 } 5458 if (pkgs == null) { 5459 pkgs = new ArraySet<String>(); 5460 } 5461 pkgs.add(p.packageName); 5462 } 5463 } 5464 return pkgs; 5465 } 5466 5467 public void shutdown() { 5468 mPackageUsage.write(true); 5469 } 5470 5471 @Override 5472 public void forceDexOpt(String packageName) { 5473 enforceSystemOrRoot("forceDexOpt"); 5474 5475 PackageParser.Package pkg; 5476 synchronized (mPackages) { 5477 pkg = mPackages.get(packageName); 5478 if (pkg == null) { 5479 throw new IllegalArgumentException("Missing package: " + packageName); 5480 } 5481 } 5482 5483 synchronized (mInstallLock) { 5484 final String[] instructionSets = new String[] { 5485 getPrimaryInstructionSet(pkg.applicationInfo) }; 5486 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 5487 true /*forceDex*/, false /* defer */, true /* inclDependencies */); 5488 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 5489 throw new IllegalStateException("Failed to dexopt: " + res); 5490 } 5491 } 5492 } 5493 5494 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 5495 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 5496 Slog.w(TAG, "Unable to update from " + oldPkg.name 5497 + " to " + newPkg.packageName 5498 + ": old package not in system partition"); 5499 return false; 5500 } else if (mPackages.get(oldPkg.name) != null) { 5501 Slog.w(TAG, "Unable to update from " + oldPkg.name 5502 + " to " + newPkg.packageName 5503 + ": old package still exists"); 5504 return false; 5505 } 5506 return true; 5507 } 5508 5509 private File getDataPathForPackage(String packageName, int userId) { 5510 /* 5511 * Until we fully support multiple users, return the directory we 5512 * previously would have. The PackageManagerTests will need to be 5513 * revised when this is changed back.. 5514 */ 5515 if (userId == 0) { 5516 return new File(mAppDataDir, packageName); 5517 } else { 5518 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId 5519 + File.separator + packageName); 5520 } 5521 } 5522 5523 private int createDataDirsLI(String packageName, int uid, String seinfo) { 5524 int[] users = sUserManager.getUserIds(); 5525 int res = mInstaller.install(packageName, uid, uid, seinfo); 5526 if (res < 0) { 5527 return res; 5528 } 5529 for (int user : users) { 5530 if (user != 0) { 5531 res = mInstaller.createUserData(packageName, 5532 UserHandle.getUid(user, uid), user, seinfo); 5533 if (res < 0) { 5534 return res; 5535 } 5536 } 5537 } 5538 return res; 5539 } 5540 5541 private int removeDataDirsLI(String packageName) { 5542 int[] users = sUserManager.getUserIds(); 5543 int res = 0; 5544 for (int user : users) { 5545 int resInner = mInstaller.remove(packageName, user); 5546 if (resInner < 0) { 5547 res = resInner; 5548 } 5549 } 5550 5551 return res; 5552 } 5553 5554 private int deleteCodeCacheDirsLI(String packageName) { 5555 int[] users = sUserManager.getUserIds(); 5556 int res = 0; 5557 for (int user : users) { 5558 int resInner = mInstaller.deleteCodeCacheFiles(packageName, user); 5559 if (resInner < 0) { 5560 res = resInner; 5561 } 5562 } 5563 return res; 5564 } 5565 5566 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 5567 PackageParser.Package changingLib) { 5568 if (file.path != null) { 5569 usesLibraryFiles.add(file.path); 5570 return; 5571 } 5572 PackageParser.Package p = mPackages.get(file.apk); 5573 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 5574 // If we are doing this while in the middle of updating a library apk, 5575 // then we need to make sure to use that new apk for determining the 5576 // dependencies here. (We haven't yet finished committing the new apk 5577 // to the package manager state.) 5578 if (p == null || p.packageName.equals(changingLib.packageName)) { 5579 p = changingLib; 5580 } 5581 } 5582 if (p != null) { 5583 usesLibraryFiles.addAll(p.getAllCodePaths()); 5584 } 5585 } 5586 5587 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 5588 PackageParser.Package changingLib) throws PackageManagerException { 5589 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 5590 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 5591 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 5592 for (int i=0; i<N; i++) { 5593 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 5594 if (file == null) { 5595 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 5596 "Package " + pkg.packageName + " requires unavailable shared library " 5597 + pkg.usesLibraries.get(i) + "; failing!"); 5598 } 5599 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 5600 } 5601 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 5602 for (int i=0; i<N; i++) { 5603 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 5604 if (file == null) { 5605 Slog.w(TAG, "Package " + pkg.packageName 5606 + " desires unavailable shared library " 5607 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 5608 } else { 5609 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 5610 } 5611 } 5612 N = usesLibraryFiles.size(); 5613 if (N > 0) { 5614 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 5615 } else { 5616 pkg.usesLibraryFiles = null; 5617 } 5618 } 5619 } 5620 5621 private static boolean hasString(List<String> list, List<String> which) { 5622 if (list == null) { 5623 return false; 5624 } 5625 for (int i=list.size()-1; i>=0; i--) { 5626 for (int j=which.size()-1; j>=0; j--) { 5627 if (which.get(j).equals(list.get(i))) { 5628 return true; 5629 } 5630 } 5631 } 5632 return false; 5633 } 5634 5635 private void updateAllSharedLibrariesLPw() { 5636 for (PackageParser.Package pkg : mPackages.values()) { 5637 try { 5638 updateSharedLibrariesLPw(pkg, null); 5639 } catch (PackageManagerException e) { 5640 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 5641 } 5642 } 5643 } 5644 5645 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 5646 PackageParser.Package changingPkg) { 5647 ArrayList<PackageParser.Package> res = null; 5648 for (PackageParser.Package pkg : mPackages.values()) { 5649 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 5650 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 5651 if (res == null) { 5652 res = new ArrayList<PackageParser.Package>(); 5653 } 5654 res.add(pkg); 5655 try { 5656 updateSharedLibrariesLPw(pkg, changingPkg); 5657 } catch (PackageManagerException e) { 5658 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 5659 } 5660 } 5661 } 5662 return res; 5663 } 5664 5665 /** 5666 * Derive the value of the {@code cpuAbiOverride} based on the provided 5667 * value and an optional stored value from the package settings. 5668 */ 5669 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 5670 String cpuAbiOverride = null; 5671 5672 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 5673 cpuAbiOverride = null; 5674 } else if (abiOverride != null) { 5675 cpuAbiOverride = abiOverride; 5676 } else if (settings != null) { 5677 cpuAbiOverride = settings.cpuAbiOverrideString; 5678 } 5679 5680 return cpuAbiOverride; 5681 } 5682 5683 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 5684 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 5685 boolean success = false; 5686 try { 5687 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 5688 currentTime, user); 5689 success = true; 5690 return res; 5691 } finally { 5692 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 5693 removeDataDirsLI(pkg.packageName); 5694 } 5695 } 5696 } 5697 5698 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 5699 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 5700 final File scanFile = new File(pkg.codePath); 5701 if (pkg.applicationInfo.getCodePath() == null || 5702 pkg.applicationInfo.getResourcePath() == null) { 5703 // Bail out. The resource and code paths haven't been set. 5704 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 5705 "Code and resource paths haven't been set correctly"); 5706 } 5707 5708 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5709 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 5710 } else { 5711 // Only allow system apps to be flagged as core apps. 5712 pkg.coreApp = false; 5713 } 5714 5715 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 5716 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5717 } 5718 5719 if (mCustomResolverComponentName != null && 5720 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 5721 setUpCustomResolverActivity(pkg); 5722 } 5723 5724 if (pkg.packageName.equals("android")) { 5725 synchronized (mPackages) { 5726 if (mAndroidApplication != null) { 5727 Slog.w(TAG, "*************************************************"); 5728 Slog.w(TAG, "Core android package being redefined. Skipping."); 5729 Slog.w(TAG, " file=" + scanFile); 5730 Slog.w(TAG, "*************************************************"); 5731 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5732 "Core android package being redefined. Skipping."); 5733 } 5734 5735 // Set up information for our fall-back user intent resolution activity. 5736 mPlatformPackage = pkg; 5737 pkg.mVersionCode = mSdkVersion; 5738 mAndroidApplication = pkg.applicationInfo; 5739 5740 if (!mResolverReplaced) { 5741 mResolveActivity.applicationInfo = mAndroidApplication; 5742 mResolveActivity.name = ResolverActivity.class.getName(); 5743 mResolveActivity.packageName = mAndroidApplication.packageName; 5744 mResolveActivity.processName = "system:ui"; 5745 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 5746 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 5747 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 5748 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 5749 mResolveActivity.exported = true; 5750 mResolveActivity.enabled = true; 5751 mResolveInfo.activityInfo = mResolveActivity; 5752 mResolveInfo.priority = 0; 5753 mResolveInfo.preferredOrder = 0; 5754 mResolveInfo.match = 0; 5755 mResolveComponentName = new ComponentName( 5756 mAndroidApplication.packageName, mResolveActivity.name); 5757 } 5758 } 5759 } 5760 5761 if (DEBUG_PACKAGE_SCANNING) { 5762 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5763 Log.d(TAG, "Scanning package " + pkg.packageName); 5764 } 5765 5766 if (mPackages.containsKey(pkg.packageName) 5767 || mSharedLibraries.containsKey(pkg.packageName)) { 5768 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5769 "Application package " + pkg.packageName 5770 + " already installed. Skipping duplicate."); 5771 } 5772 5773 // If we're only installing presumed-existing packages, require that the 5774 // scanned APK is both already known and at the path previously established 5775 // for it. Previously unknown packages we pick up normally, but if we have an 5776 // a priori expectation about this package's install presence, enforce it. 5777 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 5778 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 5779 if (known != null) { 5780 if (DEBUG_PACKAGE_SCANNING) { 5781 Log.d(TAG, "Examining " + pkg.codePath 5782 + " and requiring known paths " + known.codePathString 5783 + " & " + known.resourcePathString); 5784 } 5785 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 5786 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 5787 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 5788 "Application package " + pkg.packageName 5789 + " found at " + pkg.applicationInfo.getCodePath() 5790 + " but expected at " + known.codePathString + "; ignoring."); 5791 } 5792 } 5793 } 5794 5795 // Initialize package source and resource directories 5796 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 5797 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 5798 5799 SharedUserSetting suid = null; 5800 PackageSetting pkgSetting = null; 5801 5802 if (!isSystemApp(pkg)) { 5803 // Only system apps can use these features. 5804 pkg.mOriginalPackages = null; 5805 pkg.mRealPackage = null; 5806 pkg.mAdoptPermissions = null; 5807 } 5808 5809 // writer 5810 synchronized (mPackages) { 5811 if (pkg.mSharedUserId != null) { 5812 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 5813 if (suid == null) { 5814 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5815 "Creating application package " + pkg.packageName 5816 + " for shared user failed"); 5817 } 5818 if (DEBUG_PACKAGE_SCANNING) { 5819 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5820 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 5821 + "): packages=" + suid.packages); 5822 } 5823 } 5824 5825 // Check if we are renaming from an original package name. 5826 PackageSetting origPackage = null; 5827 String realName = null; 5828 if (pkg.mOriginalPackages != null) { 5829 // This package may need to be renamed to a previously 5830 // installed name. Let's check on that... 5831 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 5832 if (pkg.mOriginalPackages.contains(renamed)) { 5833 // This package had originally been installed as the 5834 // original name, and we have already taken care of 5835 // transitioning to the new one. Just update the new 5836 // one to continue using the old name. 5837 realName = pkg.mRealPackage; 5838 if (!pkg.packageName.equals(renamed)) { 5839 // Callers into this function may have already taken 5840 // care of renaming the package; only do it here if 5841 // it is not already done. 5842 pkg.setPackageName(renamed); 5843 } 5844 5845 } else { 5846 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 5847 if ((origPackage = mSettings.peekPackageLPr( 5848 pkg.mOriginalPackages.get(i))) != null) { 5849 // We do have the package already installed under its 5850 // original name... should we use it? 5851 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 5852 // New package is not compatible with original. 5853 origPackage = null; 5854 continue; 5855 } else if (origPackage.sharedUser != null) { 5856 // Make sure uid is compatible between packages. 5857 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 5858 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 5859 + " to " + pkg.packageName + ": old uid " 5860 + origPackage.sharedUser.name 5861 + " differs from " + pkg.mSharedUserId); 5862 origPackage = null; 5863 continue; 5864 } 5865 } else { 5866 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 5867 + pkg.packageName + " to old name " + origPackage.name); 5868 } 5869 break; 5870 } 5871 } 5872 } 5873 } 5874 5875 if (mTransferedPackages.contains(pkg.packageName)) { 5876 Slog.w(TAG, "Package " + pkg.packageName 5877 + " was transferred to another, but its .apk remains"); 5878 } 5879 5880 // Just create the setting, don't add it yet. For already existing packages 5881 // the PkgSetting exists already and doesn't have to be created. 5882 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 5883 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 5884 pkg.applicationInfo.primaryCpuAbi, 5885 pkg.applicationInfo.secondaryCpuAbi, 5886 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 5887 user, false); 5888 if (pkgSetting == null) { 5889 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5890 "Creating application package " + pkg.packageName + " failed"); 5891 } 5892 5893 if (pkgSetting.origPackage != null) { 5894 // If we are first transitioning from an original package, 5895 // fix up the new package's name now. We need to do this after 5896 // looking up the package under its new name, so getPackageLP 5897 // can take care of fiddling things correctly. 5898 pkg.setPackageName(origPackage.name); 5899 5900 // File a report about this. 5901 String msg = "New package " + pkgSetting.realName 5902 + " renamed to replace old package " + pkgSetting.name; 5903 reportSettingsProblem(Log.WARN, msg); 5904 5905 // Make a note of it. 5906 mTransferedPackages.add(origPackage.name); 5907 5908 // No longer need to retain this. 5909 pkgSetting.origPackage = null; 5910 } 5911 5912 if (realName != null) { 5913 // Make a note of it. 5914 mTransferedPackages.add(pkg.packageName); 5915 } 5916 5917 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 5918 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 5919 } 5920 5921 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5922 // Check all shared libraries and map to their actual file path. 5923 // We only do this here for apps not on a system dir, because those 5924 // are the only ones that can fail an install due to this. We 5925 // will take care of the system apps by updating all of their 5926 // library paths after the scan is done. 5927 updateSharedLibrariesLPw(pkg, null); 5928 } 5929 5930 if (mFoundPolicyFile) { 5931 SELinuxMMAC.assignSeinfoValue(pkg); 5932 } 5933 5934 pkg.applicationInfo.uid = pkgSetting.appId; 5935 pkg.mExtras = pkgSetting; 5936 if (!pkgSetting.keySetData.isUsingUpgradeKeySets() || pkgSetting.sharedUser != null) { 5937 try { 5938 verifySignaturesLP(pkgSetting, pkg); 5939 // We just determined the app is signed correctly, so bring 5940 // over the latest parsed certs. 5941 pkgSetting.signatures.mSignatures = pkg.mSignatures; 5942 } catch (PackageManagerException e) { 5943 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5944 throw e; 5945 } 5946 // The signature has changed, but this package is in the system 5947 // image... let's recover! 5948 pkgSetting.signatures.mSignatures = pkg.mSignatures; 5949 // However... if this package is part of a shared user, but it 5950 // doesn't match the signature of the shared user, let's fail. 5951 // What this means is that you can't change the signatures 5952 // associated with an overall shared user, which doesn't seem all 5953 // that unreasonable. 5954 if (pkgSetting.sharedUser != null) { 5955 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5956 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 5957 throw new PackageManagerException( 5958 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 5959 "Signature mismatch for shared user : " 5960 + pkgSetting.sharedUser); 5961 } 5962 } 5963 // File a report about this. 5964 String msg = "System package " + pkg.packageName 5965 + " signature changed; retaining data."; 5966 reportSettingsProblem(Log.WARN, msg); 5967 } 5968 } else { 5969 if (!checkUpgradeKeySetLP(pkgSetting, pkg)) { 5970 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5971 + pkg.packageName + " upgrade keys do not match the " 5972 + "previously installed version"); 5973 } else { 5974 // We just determined the app is signed correctly, so bring 5975 // over the latest parsed certs. 5976 pkgSetting.signatures.mSignatures = pkg.mSignatures; 5977 } 5978 } 5979 // Verify that this new package doesn't have any content providers 5980 // that conflict with existing packages. Only do this if the 5981 // package isn't already installed, since we don't want to break 5982 // things that are installed. 5983 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 5984 final int N = pkg.providers.size(); 5985 int i; 5986 for (i=0; i<N; i++) { 5987 PackageParser.Provider p = pkg.providers.get(i); 5988 if (p.info.authority != null) { 5989 String names[] = p.info.authority.split(";"); 5990 for (int j = 0; j < names.length; j++) { 5991 if (mProvidersByAuthority.containsKey(names[j])) { 5992 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 5993 final String otherPackageName = 5994 ((other != null && other.getComponentName() != null) ? 5995 other.getComponentName().getPackageName() : "?"); 5996 throw new PackageManagerException( 5997 INSTALL_FAILED_CONFLICTING_PROVIDER, 5998 "Can't install because provider name " + names[j] 5999 + " (in package " + pkg.applicationInfo.packageName 6000 + ") is already used by " + otherPackageName); 6001 } 6002 } 6003 } 6004 } 6005 } 6006 6007 if (pkg.mAdoptPermissions != null) { 6008 // This package wants to adopt ownership of permissions from 6009 // another package. 6010 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 6011 final String origName = pkg.mAdoptPermissions.get(i); 6012 final PackageSetting orig = mSettings.peekPackageLPr(origName); 6013 if (orig != null) { 6014 if (verifyPackageUpdateLPr(orig, pkg)) { 6015 Slog.i(TAG, "Adopting permissions from " + origName + " to " 6016 + pkg.packageName); 6017 mSettings.transferPermissionsLPw(origName, pkg.packageName); 6018 } 6019 } 6020 } 6021 } 6022 } 6023 6024 final String pkgName = pkg.packageName; 6025 6026 final long scanFileTime = scanFile.lastModified(); 6027 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 6028 pkg.applicationInfo.processName = fixProcessName( 6029 pkg.applicationInfo.packageName, 6030 pkg.applicationInfo.processName, 6031 pkg.applicationInfo.uid); 6032 6033 File dataPath; 6034 if (mPlatformPackage == pkg) { 6035 // The system package is special. 6036 dataPath = new File(Environment.getDataDirectory(), "system"); 6037 6038 pkg.applicationInfo.dataDir = dataPath.getPath(); 6039 6040 } else { 6041 // This is a normal package, need to make its data directory. 6042 dataPath = getDataPathForPackage(pkg.packageName, 0); 6043 6044 boolean uidError = false; 6045 if (dataPath.exists()) { 6046 int currentUid = 0; 6047 try { 6048 StructStat stat = Os.stat(dataPath.getPath()); 6049 currentUid = stat.st_uid; 6050 } catch (ErrnoException e) { 6051 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 6052 } 6053 6054 // If we have mismatched owners for the data path, we have a problem. 6055 if (currentUid != pkg.applicationInfo.uid) { 6056 boolean recovered = false; 6057 if (currentUid == 0) { 6058 // The directory somehow became owned by root. Wow. 6059 // This is probably because the system was stopped while 6060 // installd was in the middle of messing with its libs 6061 // directory. Ask installd to fix that. 6062 int ret = mInstaller.fixUid(pkgName, pkg.applicationInfo.uid, 6063 pkg.applicationInfo.uid); 6064 if (ret >= 0) { 6065 recovered = true; 6066 String msg = "Package " + pkg.packageName 6067 + " unexpectedly changed to uid 0; recovered to " + 6068 + pkg.applicationInfo.uid; 6069 reportSettingsProblem(Log.WARN, msg); 6070 } 6071 } 6072 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6073 || (scanFlags&SCAN_BOOTING) != 0)) { 6074 // If this is a system app, we can at least delete its 6075 // current data so the application will still work. 6076 int ret = removeDataDirsLI(pkgName); 6077 if (ret >= 0) { 6078 // TODO: Kill the processes first 6079 // Old data gone! 6080 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6081 ? "System package " : "Third party package "; 6082 String msg = prefix + pkg.packageName 6083 + " has changed from uid: " 6084 + currentUid + " to " 6085 + pkg.applicationInfo.uid + "; old data erased"; 6086 reportSettingsProblem(Log.WARN, msg); 6087 recovered = true; 6088 6089 // And now re-install the app. 6090 ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid, 6091 pkg.applicationInfo.seinfo); 6092 if (ret == -1) { 6093 // Ack should not happen! 6094 msg = prefix + pkg.packageName 6095 + " could not have data directory re-created after delete."; 6096 reportSettingsProblem(Log.WARN, msg); 6097 throw new PackageManagerException( 6098 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 6099 } 6100 } 6101 if (!recovered) { 6102 mHasSystemUidErrors = true; 6103 } 6104 } else if (!recovered) { 6105 // If we allow this install to proceed, we will be broken. 6106 // Abort, abort! 6107 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 6108 "scanPackageLI"); 6109 } 6110 if (!recovered) { 6111 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 6112 + pkg.applicationInfo.uid + "/fs_" 6113 + currentUid; 6114 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 6115 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 6116 String msg = "Package " + pkg.packageName 6117 + " has mismatched uid: " 6118 + currentUid + " on disk, " 6119 + pkg.applicationInfo.uid + " in settings"; 6120 // writer 6121 synchronized (mPackages) { 6122 mSettings.mReadMessages.append(msg); 6123 mSettings.mReadMessages.append('\n'); 6124 uidError = true; 6125 if (!pkgSetting.uidError) { 6126 reportSettingsProblem(Log.ERROR, msg); 6127 } 6128 } 6129 } 6130 } 6131 pkg.applicationInfo.dataDir = dataPath.getPath(); 6132 if (mShouldRestoreconData) { 6133 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 6134 mInstaller.restoreconData(pkg.packageName, pkg.applicationInfo.seinfo, 6135 pkg.applicationInfo.uid); 6136 } 6137 } else { 6138 if (DEBUG_PACKAGE_SCANNING) { 6139 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6140 Log.v(TAG, "Want this data dir: " + dataPath); 6141 } 6142 //invoke installer to do the actual installation 6143 int ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid, 6144 pkg.applicationInfo.seinfo); 6145 if (ret < 0) { 6146 // Error from installer 6147 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6148 "Unable to create data dirs [errorCode=" + ret + "]"); 6149 } 6150 6151 if (dataPath.exists()) { 6152 pkg.applicationInfo.dataDir = dataPath.getPath(); 6153 } else { 6154 Slog.w(TAG, "Unable to create data directory: " + dataPath); 6155 pkg.applicationInfo.dataDir = null; 6156 } 6157 } 6158 6159 pkgSetting.uidError = uidError; 6160 } 6161 6162 final String path = scanFile.getPath(); 6163 final String codePath = pkg.applicationInfo.getCodePath(); 6164 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 6165 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 6166 setBundledAppAbisAndRoots(pkg, pkgSetting); 6167 6168 // If we haven't found any native libraries for the app, check if it has 6169 // renderscript code. We'll need to force the app to 32 bit if it has 6170 // renderscript bitcode. 6171 if (pkg.applicationInfo.primaryCpuAbi == null 6172 && pkg.applicationInfo.secondaryCpuAbi == null 6173 && Build.SUPPORTED_64_BIT_ABIS.length > 0) { 6174 NativeLibraryHelper.Handle handle = null; 6175 try { 6176 handle = NativeLibraryHelper.Handle.create(scanFile); 6177 if (NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 6178 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 6179 } 6180 } catch (IOException ioe) { 6181 Slog.w(TAG, "Error scanning system app : " + ioe); 6182 } finally { 6183 IoUtils.closeQuietly(handle); 6184 } 6185 } 6186 6187 setNativeLibraryPaths(pkg); 6188 } else { 6189 // TODO: We can probably be smarter about this stuff. For installed apps, 6190 // we can calculate this information at install time once and for all. For 6191 // system apps, we can probably assume that this information doesn't change 6192 // after the first boot scan. As things stand, we do lots of unnecessary work. 6193 6194 // Give ourselves some initial paths; we'll come back for another 6195 // pass once we've determined ABI below. 6196 setNativeLibraryPaths(pkg); 6197 6198 final boolean isAsec = pkg.isForwardLocked() || isExternal(pkg); 6199 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 6200 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 6201 6202 NativeLibraryHelper.Handle handle = null; 6203 try { 6204 handle = NativeLibraryHelper.Handle.create(scanFile); 6205 // TODO(multiArch): This can be null for apps that didn't go through the 6206 // usual installation process. We can calculate it again, like we 6207 // do during install time. 6208 // 6209 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 6210 // unnecessary. 6211 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 6212 6213 // Null out the abis so that they can be recalculated. 6214 pkg.applicationInfo.primaryCpuAbi = null; 6215 pkg.applicationInfo.secondaryCpuAbi = null; 6216 if (isMultiArch(pkg.applicationInfo)) { 6217 // Warn if we've set an abiOverride for multi-lib packages.. 6218 // By definition, we need to copy both 32 and 64 bit libraries for 6219 // such packages. 6220 if (pkg.cpuAbiOverride != null 6221 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 6222 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 6223 } 6224 6225 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 6226 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 6227 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 6228 if (isAsec) { 6229 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 6230 } else { 6231 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 6232 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 6233 useIsaSpecificSubdirs); 6234 } 6235 } 6236 6237 maybeThrowExceptionForMultiArchCopy( 6238 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 6239 6240 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 6241 if (isAsec) { 6242 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 6243 } else { 6244 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 6245 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 6246 useIsaSpecificSubdirs); 6247 } 6248 } 6249 6250 maybeThrowExceptionForMultiArchCopy( 6251 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 6252 6253 if (abi64 >= 0) { 6254 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 6255 } 6256 6257 if (abi32 >= 0) { 6258 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 6259 if (abi64 >= 0) { 6260 pkg.applicationInfo.secondaryCpuAbi = abi; 6261 } else { 6262 pkg.applicationInfo.primaryCpuAbi = abi; 6263 } 6264 } 6265 } else { 6266 String[] abiList = (cpuAbiOverride != null) ? 6267 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 6268 6269 // Enable gross and lame hacks for apps that are built with old 6270 // SDK tools. We must scan their APKs for renderscript bitcode and 6271 // not launch them if it's present. Don't bother checking on devices 6272 // that don't have 64 bit support. 6273 boolean needsRenderScriptOverride = false; 6274 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 6275 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 6276 abiList = Build.SUPPORTED_32_BIT_ABIS; 6277 needsRenderScriptOverride = true; 6278 } 6279 6280 final int copyRet; 6281 if (isAsec) { 6282 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 6283 } else { 6284 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 6285 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 6286 } 6287 6288 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 6289 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 6290 "Error unpackaging native libs for app, errorCode=" + copyRet); 6291 } 6292 6293 if (copyRet >= 0) { 6294 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 6295 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 6296 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 6297 } else if (needsRenderScriptOverride) { 6298 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 6299 } 6300 } 6301 } catch (IOException ioe) { 6302 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 6303 } finally { 6304 IoUtils.closeQuietly(handle); 6305 } 6306 6307 // Now that we've calculated the ABIs and determined if it's an internal app, 6308 // we will go ahead and populate the nativeLibraryPath. 6309 setNativeLibraryPaths(pkg); 6310 6311 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 6312 final int[] userIds = sUserManager.getUserIds(); 6313 synchronized (mInstallLock) { 6314 // Create a native library symlink only if we have native libraries 6315 // and if the native libraries are 32 bit libraries. We do not provide 6316 // this symlink for 64 bit libraries. 6317 if (pkg.applicationInfo.primaryCpuAbi != null && 6318 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 6319 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 6320 for (int userId : userIds) { 6321 if (mInstaller.linkNativeLibraryDirectory(pkg.packageName, nativeLibPath, userId) < 0) { 6322 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 6323 "Failed linking native library dir (user=" + userId + ")"); 6324 } 6325 } 6326 } 6327 } 6328 } 6329 6330 // This is a special case for the "system" package, where the ABI is 6331 // dictated by the zygote configuration (and init.rc). We should keep track 6332 // of this ABI so that we can deal with "normal" applications that run under 6333 // the same UID correctly. 6334 if (mPlatformPackage == pkg) { 6335 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 6336 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 6337 } 6338 6339 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6340 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6341 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 6342 // Copy the derived override back to the parsed package, so that we can 6343 // update the package settings accordingly. 6344 pkg.cpuAbiOverride = cpuAbiOverride; 6345 6346 if (DEBUG_ABI_SELECTION) { 6347 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 6348 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 6349 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 6350 } 6351 6352 // Push the derived path down into PackageSettings so we know what to 6353 // clean up at uninstall time. 6354 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 6355 6356 if (DEBUG_ABI_SELECTION) { 6357 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 6358 " primary=" + pkg.applicationInfo.primaryCpuAbi + 6359 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 6360 } 6361 6362 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 6363 // We don't do this here during boot because we can do it all 6364 // at once after scanning all existing packages. 6365 // 6366 // We also do this *before* we perform dexopt on this package, so that 6367 // we can avoid redundant dexopts, and also to make sure we've got the 6368 // code and package path correct. 6369 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 6370 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 6371 } 6372 6373 if ((scanFlags & SCAN_NO_DEX) == 0) { 6374 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instruction sets */, 6375 forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, false /* inclDependencies */); 6376 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6377 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 6378 } 6379 } 6380 if (mFactoryTest && pkg.requestedPermissions.contains( 6381 android.Manifest.permission.FACTORY_TEST)) { 6382 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 6383 } 6384 6385 ArrayList<PackageParser.Package> clientLibPkgs = null; 6386 6387 // writer 6388 synchronized (mPackages) { 6389 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 6390 // Only system apps can add new shared libraries. 6391 if (pkg.libraryNames != null) { 6392 for (int i=0; i<pkg.libraryNames.size(); i++) { 6393 String name = pkg.libraryNames.get(i); 6394 boolean allowed = false; 6395 if (pkg.isUpdatedSystemApp()) { 6396 // New library entries can only be added through the 6397 // system image. This is important to get rid of a lot 6398 // of nasty edge cases: for example if we allowed a non- 6399 // system update of the app to add a library, then uninstalling 6400 // the update would make the library go away, and assumptions 6401 // we made such as through app install filtering would now 6402 // have allowed apps on the device which aren't compatible 6403 // with it. Better to just have the restriction here, be 6404 // conservative, and create many fewer cases that can negatively 6405 // impact the user experience. 6406 final PackageSetting sysPs = mSettings 6407 .getDisabledSystemPkgLPr(pkg.packageName); 6408 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 6409 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 6410 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 6411 allowed = true; 6412 allowed = true; 6413 break; 6414 } 6415 } 6416 } 6417 } else { 6418 allowed = true; 6419 } 6420 if (allowed) { 6421 if (!mSharedLibraries.containsKey(name)) { 6422 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 6423 } else if (!name.equals(pkg.packageName)) { 6424 Slog.w(TAG, "Package " + pkg.packageName + " library " 6425 + name + " already exists; skipping"); 6426 } 6427 } else { 6428 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 6429 + name + " that is not declared on system image; skipping"); 6430 } 6431 } 6432 if ((scanFlags&SCAN_BOOTING) == 0) { 6433 // If we are not booting, we need to update any applications 6434 // that are clients of our shared library. If we are booting, 6435 // this will all be done once the scan is complete. 6436 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 6437 } 6438 } 6439 } 6440 } 6441 6442 // We also need to dexopt any apps that are dependent on this library. Note that 6443 // if these fail, we should abort the install since installing the library will 6444 // result in some apps being broken. 6445 if (clientLibPkgs != null) { 6446 if ((scanFlags & SCAN_NO_DEX) == 0) { 6447 for (int i = 0; i < clientLibPkgs.size(); i++) { 6448 PackageParser.Package clientPkg = clientLibPkgs.get(i); 6449 int result = mPackageDexOptimizer.performDexOpt(clientPkg, 6450 null /* instruction sets */, forceDex, 6451 (scanFlags & SCAN_DEFER_DEX) != 0, false); 6452 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6453 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 6454 "scanPackageLI failed to dexopt clientLibPkgs"); 6455 } 6456 } 6457 } 6458 } 6459 6460 // Request the ActivityManager to kill the process(only for existing packages) 6461 // so that we do not end up in a confused state while the user is still using the older 6462 // version of the application while the new one gets installed. 6463 if ((scanFlags & SCAN_REPLACING) != 0) { 6464 killApplication(pkg.applicationInfo.packageName, 6465 pkg.applicationInfo.uid, "update pkg"); 6466 } 6467 6468 // Also need to kill any apps that are dependent on the library. 6469 if (clientLibPkgs != null) { 6470 for (int i=0; i<clientLibPkgs.size(); i++) { 6471 PackageParser.Package clientPkg = clientLibPkgs.get(i); 6472 killApplication(clientPkg.applicationInfo.packageName, 6473 clientPkg.applicationInfo.uid, "update lib"); 6474 } 6475 } 6476 6477 // writer 6478 synchronized (mPackages) { 6479 // We don't expect installation to fail beyond this point 6480 6481 // Add the new setting to mSettings 6482 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 6483 // Add the new setting to mPackages 6484 mPackages.put(pkg.applicationInfo.packageName, pkg); 6485 // Make sure we don't accidentally delete its data. 6486 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 6487 while (iter.hasNext()) { 6488 PackageCleanItem item = iter.next(); 6489 if (pkgName.equals(item.packageName)) { 6490 iter.remove(); 6491 } 6492 } 6493 6494 // Take care of first install / last update times. 6495 if (currentTime != 0) { 6496 if (pkgSetting.firstInstallTime == 0) { 6497 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 6498 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 6499 pkgSetting.lastUpdateTime = currentTime; 6500 } 6501 } else if (pkgSetting.firstInstallTime == 0) { 6502 // We need *something*. Take time time stamp of the file. 6503 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 6504 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 6505 if (scanFileTime != pkgSetting.timeStamp) { 6506 // A package on the system image has changed; consider this 6507 // to be an update. 6508 pkgSetting.lastUpdateTime = scanFileTime; 6509 } 6510 } 6511 6512 // Add the package's KeySets to the global KeySetManagerService 6513 KeySetManagerService ksms = mSettings.mKeySetManagerService; 6514 try { 6515 ksms.addSigningKeySetToPackageLPw(pkg.packageName, pkg.mSigningKeys); 6516 if (pkg.mKeySetMapping != null) { 6517 ksms.addDefinedKeySetsToPackageLPw(pkg.packageName, pkg.mKeySetMapping); 6518 if (pkg.mUpgradeKeySets != null) { 6519 ksms.addUpgradeKeySetsToPackageLPw(pkg.packageName, pkg.mUpgradeKeySets); 6520 } 6521 } 6522 } catch (NullPointerException e) { 6523 Slog.e(TAG, "Could not add KeySet to " + pkg.packageName, e); 6524 } catch (IllegalArgumentException e) { 6525 Slog.e(TAG, "Could not add KeySet to malformed package" + pkg.packageName, e); 6526 } 6527 6528 int N = pkg.providers.size(); 6529 StringBuilder r = null; 6530 int i; 6531 for (i=0; i<N; i++) { 6532 PackageParser.Provider p = pkg.providers.get(i); 6533 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 6534 p.info.processName, pkg.applicationInfo.uid); 6535 mProviders.addProvider(p); 6536 p.syncable = p.info.isSyncable; 6537 if (p.info.authority != null) { 6538 String names[] = p.info.authority.split(";"); 6539 p.info.authority = null; 6540 for (int j = 0; j < names.length; j++) { 6541 if (j == 1 && p.syncable) { 6542 // We only want the first authority for a provider to possibly be 6543 // syncable, so if we already added this provider using a different 6544 // authority clear the syncable flag. We copy the provider before 6545 // changing it because the mProviders object contains a reference 6546 // to a provider that we don't want to change. 6547 // Only do this for the second authority since the resulting provider 6548 // object can be the same for all future authorities for this provider. 6549 p = new PackageParser.Provider(p); 6550 p.syncable = false; 6551 } 6552 if (!mProvidersByAuthority.containsKey(names[j])) { 6553 mProvidersByAuthority.put(names[j], p); 6554 if (p.info.authority == null) { 6555 p.info.authority = names[j]; 6556 } else { 6557 p.info.authority = p.info.authority + ";" + names[j]; 6558 } 6559 if (DEBUG_PACKAGE_SCANNING) { 6560 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6561 Log.d(TAG, "Registered content provider: " + names[j] 6562 + ", className = " + p.info.name + ", isSyncable = " 6563 + p.info.isSyncable); 6564 } 6565 } else { 6566 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6567 Slog.w(TAG, "Skipping provider name " + names[j] + 6568 " (in package " + pkg.applicationInfo.packageName + 6569 "): name already used by " 6570 + ((other != null && other.getComponentName() != null) 6571 ? other.getComponentName().getPackageName() : "?")); 6572 } 6573 } 6574 } 6575 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6576 if (r == null) { 6577 r = new StringBuilder(256); 6578 } else { 6579 r.append(' '); 6580 } 6581 r.append(p.info.name); 6582 } 6583 } 6584 if (r != null) { 6585 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 6586 } 6587 6588 N = pkg.services.size(); 6589 r = null; 6590 for (i=0; i<N; i++) { 6591 PackageParser.Service s = pkg.services.get(i); 6592 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 6593 s.info.processName, pkg.applicationInfo.uid); 6594 mServices.addService(s); 6595 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6596 if (r == null) { 6597 r = new StringBuilder(256); 6598 } else { 6599 r.append(' '); 6600 } 6601 r.append(s.info.name); 6602 } 6603 } 6604 if (r != null) { 6605 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 6606 } 6607 6608 N = pkg.receivers.size(); 6609 r = null; 6610 for (i=0; i<N; i++) { 6611 PackageParser.Activity a = pkg.receivers.get(i); 6612 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 6613 a.info.processName, pkg.applicationInfo.uid); 6614 mReceivers.addActivity(a, "receiver"); 6615 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6616 if (r == null) { 6617 r = new StringBuilder(256); 6618 } else { 6619 r.append(' '); 6620 } 6621 r.append(a.info.name); 6622 } 6623 } 6624 if (r != null) { 6625 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 6626 } 6627 6628 N = pkg.activities.size(); 6629 r = null; 6630 for (i=0; i<N; i++) { 6631 PackageParser.Activity a = pkg.activities.get(i); 6632 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 6633 a.info.processName, pkg.applicationInfo.uid); 6634 mActivities.addActivity(a, "activity"); 6635 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6636 if (r == null) { 6637 r = new StringBuilder(256); 6638 } else { 6639 r.append(' '); 6640 } 6641 r.append(a.info.name); 6642 } 6643 } 6644 if (r != null) { 6645 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 6646 } 6647 6648 N = pkg.permissionGroups.size(); 6649 r = null; 6650 for (i=0; i<N; i++) { 6651 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 6652 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 6653 if (cur == null) { 6654 mPermissionGroups.put(pg.info.name, pg); 6655 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6656 if (r == null) { 6657 r = new StringBuilder(256); 6658 } else { 6659 r.append(' '); 6660 } 6661 r.append(pg.info.name); 6662 } 6663 } else { 6664 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 6665 + pg.info.packageName + " ignored: original from " 6666 + cur.info.packageName); 6667 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(pg.info.name); 6675 } 6676 } 6677 } 6678 if (r != null) { 6679 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 6680 } 6681 6682 N = pkg.permissions.size(); 6683 r = null; 6684 for (i=0; i<N; i++) { 6685 PackageParser.Permission p = pkg.permissions.get(i); 6686 ArrayMap<String, BasePermission> permissionMap = 6687 p.tree ? mSettings.mPermissionTrees 6688 : mSettings.mPermissions; 6689 p.group = mPermissionGroups.get(p.info.group); 6690 if (p.info.group == null || p.group != null) { 6691 BasePermission bp = permissionMap.get(p.info.name); 6692 6693 // Allow system apps to redefine non-system permissions 6694 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 6695 final boolean currentOwnerIsSystem = (bp.perm != null 6696 && isSystemApp(bp.perm.owner)); 6697 if (isSystemApp(p.owner)) { 6698 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 6699 // It's a built-in permission and no owner, take ownership now 6700 bp.packageSetting = pkgSetting; 6701 bp.perm = p; 6702 bp.uid = pkg.applicationInfo.uid; 6703 bp.sourcePackage = p.info.packageName; 6704 } else if (!currentOwnerIsSystem) { 6705 String msg = "New decl " + p.owner + " of permission " 6706 + p.info.name + " is system; overriding " + bp.sourcePackage; 6707 reportSettingsProblem(Log.WARN, msg); 6708 bp = null; 6709 } 6710 } 6711 } 6712 6713 if (bp == null) { 6714 bp = new BasePermission(p.info.name, p.info.packageName, 6715 BasePermission.TYPE_NORMAL); 6716 permissionMap.put(p.info.name, bp); 6717 } 6718 6719 if (bp.perm == null) { 6720 if (bp.sourcePackage == null 6721 || bp.sourcePackage.equals(p.info.packageName)) { 6722 BasePermission tree = findPermissionTreeLP(p.info.name); 6723 if (tree == null 6724 || tree.sourcePackage.equals(p.info.packageName)) { 6725 bp.packageSetting = pkgSetting; 6726 bp.perm = p; 6727 bp.uid = pkg.applicationInfo.uid; 6728 bp.sourcePackage = p.info.packageName; 6729 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6730 if (r == null) { 6731 r = new StringBuilder(256); 6732 } else { 6733 r.append(' '); 6734 } 6735 r.append(p.info.name); 6736 } 6737 } else { 6738 Slog.w(TAG, "Permission " + p.info.name + " from package " 6739 + p.info.packageName + " ignored: base tree " 6740 + tree.name + " is from package " 6741 + tree.sourcePackage); 6742 } 6743 } else { 6744 Slog.w(TAG, "Permission " + p.info.name + " from package " 6745 + p.info.packageName + " ignored: original from " 6746 + bp.sourcePackage); 6747 } 6748 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6749 if (r == null) { 6750 r = new StringBuilder(256); 6751 } else { 6752 r.append(' '); 6753 } 6754 r.append("DUP:"); 6755 r.append(p.info.name); 6756 } 6757 if (bp.perm == p) { 6758 bp.protectionLevel = p.info.protectionLevel; 6759 } 6760 } else { 6761 Slog.w(TAG, "Permission " + p.info.name + " from package " 6762 + p.info.packageName + " ignored: no group " 6763 + p.group); 6764 } 6765 } 6766 if (r != null) { 6767 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 6768 } 6769 6770 N = pkg.instrumentation.size(); 6771 r = null; 6772 for (i=0; i<N; i++) { 6773 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 6774 a.info.packageName = pkg.applicationInfo.packageName; 6775 a.info.sourceDir = pkg.applicationInfo.sourceDir; 6776 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 6777 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 6778 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 6779 a.info.dataDir = pkg.applicationInfo.dataDir; 6780 6781 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 6782 // need other information about the application, like the ABI and what not ? 6783 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 6784 mInstrumentation.put(a.getComponentName(), a); 6785 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6786 if (r == null) { 6787 r = new StringBuilder(256); 6788 } else { 6789 r.append(' '); 6790 } 6791 r.append(a.info.name); 6792 } 6793 } 6794 if (r != null) { 6795 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 6796 } 6797 6798 if (pkg.protectedBroadcasts != null) { 6799 N = pkg.protectedBroadcasts.size(); 6800 for (i=0; i<N; i++) { 6801 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 6802 } 6803 } 6804 6805 pkgSetting.setTimeStamp(scanFileTime); 6806 6807 // Create idmap files for pairs of (packages, overlay packages). 6808 // Note: "android", ie framework-res.apk, is handled by native layers. 6809 if (pkg.mOverlayTarget != null) { 6810 // This is an overlay package. 6811 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 6812 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 6813 mOverlays.put(pkg.mOverlayTarget, 6814 new ArrayMap<String, PackageParser.Package>()); 6815 } 6816 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 6817 map.put(pkg.packageName, pkg); 6818 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 6819 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 6820 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6821 "scanPackageLI failed to createIdmap"); 6822 } 6823 } 6824 } else if (mOverlays.containsKey(pkg.packageName) && 6825 !pkg.packageName.equals("android")) { 6826 // This is a regular package, with one or more known overlay packages. 6827 createIdmapsForPackageLI(pkg); 6828 } 6829 } 6830 6831 return pkg; 6832 } 6833 6834 /** 6835 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 6836 * i.e, so that all packages can be run inside a single process if required. 6837 * 6838 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 6839 * this function will either try and make the ABI for all packages in {@code packagesForUser} 6840 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 6841 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 6842 * updating a package that belongs to a shared user. 6843 * 6844 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 6845 * adds unnecessary complexity. 6846 */ 6847 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 6848 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 6849 String requiredInstructionSet = null; 6850 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 6851 requiredInstructionSet = VMRuntime.getInstructionSet( 6852 scannedPackage.applicationInfo.primaryCpuAbi); 6853 } 6854 6855 PackageSetting requirer = null; 6856 for (PackageSetting ps : packagesForUser) { 6857 // If packagesForUser contains scannedPackage, we skip it. This will happen 6858 // when scannedPackage is an update of an existing package. Without this check, 6859 // we will never be able to change the ABI of any package belonging to a shared 6860 // user, even if it's compatible with other packages. 6861 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 6862 if (ps.primaryCpuAbiString == null) { 6863 continue; 6864 } 6865 6866 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 6867 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 6868 // We have a mismatch between instruction sets (say arm vs arm64) warn about 6869 // this but there's not much we can do. 6870 String errorMessage = "Instruction set mismatch, " 6871 + ((requirer == null) ? "[caller]" : requirer) 6872 + " requires " + requiredInstructionSet + " whereas " + ps 6873 + " requires " + instructionSet; 6874 Slog.w(TAG, errorMessage); 6875 } 6876 6877 if (requiredInstructionSet == null) { 6878 requiredInstructionSet = instructionSet; 6879 requirer = ps; 6880 } 6881 } 6882 } 6883 6884 if (requiredInstructionSet != null) { 6885 String adjustedAbi; 6886 if (requirer != null) { 6887 // requirer != null implies that either scannedPackage was null or that scannedPackage 6888 // did not require an ABI, in which case we have to adjust scannedPackage to match 6889 // the ABI of the set (which is the same as requirer's ABI) 6890 adjustedAbi = requirer.primaryCpuAbiString; 6891 if (scannedPackage != null) { 6892 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 6893 } 6894 } else { 6895 // requirer == null implies that we're updating all ABIs in the set to 6896 // match scannedPackage. 6897 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 6898 } 6899 6900 for (PackageSetting ps : packagesForUser) { 6901 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 6902 if (ps.primaryCpuAbiString != null) { 6903 continue; 6904 } 6905 6906 ps.primaryCpuAbiString = adjustedAbi; 6907 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 6908 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 6909 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 6910 6911 int result = mPackageDexOptimizer.performDexOpt(ps.pkg, 6912 null /* instruction sets */, forceDexOpt, deferDexOpt, true); 6913 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6914 ps.primaryCpuAbiString = null; 6915 ps.pkg.applicationInfo.primaryCpuAbi = null; 6916 return; 6917 } else { 6918 mInstaller.rmdex(ps.codePathString, 6919 getDexCodeInstructionSet(getPreferredInstructionSet())); 6920 } 6921 } 6922 } 6923 } 6924 } 6925 } 6926 6927 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 6928 synchronized (mPackages) { 6929 mResolverReplaced = true; 6930 // Set up information for custom user intent resolution activity. 6931 mResolveActivity.applicationInfo = pkg.applicationInfo; 6932 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 6933 mResolveActivity.packageName = pkg.applicationInfo.packageName; 6934 mResolveActivity.processName = pkg.applicationInfo.packageName; 6935 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6936 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 6937 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 6938 mResolveActivity.theme = 0; 6939 mResolveActivity.exported = true; 6940 mResolveActivity.enabled = true; 6941 mResolveInfo.activityInfo = mResolveActivity; 6942 mResolveInfo.priority = 0; 6943 mResolveInfo.preferredOrder = 0; 6944 mResolveInfo.match = 0; 6945 mResolveComponentName = mCustomResolverComponentName; 6946 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 6947 mResolveComponentName); 6948 } 6949 } 6950 6951 private static String calculateBundledApkRoot(final String codePathString) { 6952 final File codePath = new File(codePathString); 6953 final File codeRoot; 6954 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 6955 codeRoot = Environment.getRootDirectory(); 6956 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 6957 codeRoot = Environment.getOemDirectory(); 6958 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 6959 codeRoot = Environment.getVendorDirectory(); 6960 } else { 6961 // Unrecognized code path; take its top real segment as the apk root: 6962 // e.g. /something/app/blah.apk => /something 6963 try { 6964 File f = codePath.getCanonicalFile(); 6965 File parent = f.getParentFile(); // non-null because codePath is a file 6966 File tmp; 6967 while ((tmp = parent.getParentFile()) != null) { 6968 f = parent; 6969 parent = tmp; 6970 } 6971 codeRoot = f; 6972 Slog.w(TAG, "Unrecognized code path " 6973 + codePath + " - using " + codeRoot); 6974 } catch (IOException e) { 6975 // Can't canonicalize the code path -- shenanigans? 6976 Slog.w(TAG, "Can't canonicalize code path " + codePath); 6977 return Environment.getRootDirectory().getPath(); 6978 } 6979 } 6980 return codeRoot.getPath(); 6981 } 6982 6983 /** 6984 * Derive and set the location of native libraries for the given package, 6985 * which varies depending on where and how the package was installed. 6986 */ 6987 private void setNativeLibraryPaths(PackageParser.Package pkg) { 6988 final ApplicationInfo info = pkg.applicationInfo; 6989 final String codePath = pkg.codePath; 6990 final File codeFile = new File(codePath); 6991 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 6992 final boolean asecApp = info.isForwardLocked() || isExternal(info); 6993 6994 info.nativeLibraryRootDir = null; 6995 info.nativeLibraryRootRequiresIsa = false; 6996 info.nativeLibraryDir = null; 6997 info.secondaryNativeLibraryDir = null; 6998 6999 if (isApkFile(codeFile)) { 7000 // Monolithic install 7001 if (bundledApp) { 7002 // If "/system/lib64/apkname" exists, assume that is the per-package 7003 // native library directory to use; otherwise use "/system/lib/apkname". 7004 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 7005 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 7006 getPrimaryInstructionSet(info)); 7007 7008 // This is a bundled system app so choose the path based on the ABI. 7009 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 7010 // is just the default path. 7011 final String apkName = deriveCodePathName(codePath); 7012 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 7013 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 7014 apkName).getAbsolutePath(); 7015 7016 if (info.secondaryCpuAbi != null) { 7017 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 7018 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 7019 secondaryLibDir, apkName).getAbsolutePath(); 7020 } 7021 } else if (asecApp) { 7022 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 7023 .getAbsolutePath(); 7024 } else { 7025 final String apkName = deriveCodePathName(codePath); 7026 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 7027 .getAbsolutePath(); 7028 } 7029 7030 info.nativeLibraryRootRequiresIsa = false; 7031 info.nativeLibraryDir = info.nativeLibraryRootDir; 7032 } else { 7033 // Cluster install 7034 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 7035 info.nativeLibraryRootRequiresIsa = true; 7036 7037 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 7038 getPrimaryInstructionSet(info)).getAbsolutePath(); 7039 7040 if (info.secondaryCpuAbi != null) { 7041 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 7042 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 7043 } 7044 } 7045 } 7046 7047 /** 7048 * Calculate the abis and roots for a bundled app. These can uniquely 7049 * be determined from the contents of the system partition, i.e whether 7050 * it contains 64 or 32 bit shared libraries etc. We do not validate any 7051 * of this information, and instead assume that the system was built 7052 * sensibly. 7053 */ 7054 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 7055 PackageSetting pkgSetting) { 7056 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 7057 7058 // If "/system/lib64/apkname" exists, assume that is the per-package 7059 // native library directory to use; otherwise use "/system/lib/apkname". 7060 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 7061 setBundledAppAbi(pkg, apkRoot, apkName); 7062 // pkgSetting might be null during rescan following uninstall of updates 7063 // to a bundled app, so accommodate that possibility. The settings in 7064 // that case will be established later from the parsed package. 7065 // 7066 // If the settings aren't null, sync them up with what we've just derived. 7067 // note that apkRoot isn't stored in the package settings. 7068 if (pkgSetting != null) { 7069 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7070 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7071 } 7072 } 7073 7074 /** 7075 * Deduces the ABI of a bundled app and sets the relevant fields on the 7076 * parsed pkg object. 7077 * 7078 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 7079 * under which system libraries are installed. 7080 * @param apkName the name of the installed package. 7081 */ 7082 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 7083 final File codeFile = new File(pkg.codePath); 7084 7085 final boolean has64BitLibs; 7086 final boolean has32BitLibs; 7087 if (isApkFile(codeFile)) { 7088 // Monolithic install 7089 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 7090 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 7091 } else { 7092 // Cluster install 7093 final File rootDir = new File(codeFile, LIB_DIR_NAME); 7094 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 7095 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 7096 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 7097 has64BitLibs = (new File(rootDir, isa)).exists(); 7098 } else { 7099 has64BitLibs = false; 7100 } 7101 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 7102 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 7103 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 7104 has32BitLibs = (new File(rootDir, isa)).exists(); 7105 } else { 7106 has32BitLibs = false; 7107 } 7108 } 7109 7110 if (has64BitLibs && !has32BitLibs) { 7111 // The package has 64 bit libs, but not 32 bit libs. Its primary 7112 // ABI should be 64 bit. We can safely assume here that the bundled 7113 // native libraries correspond to the most preferred ABI in the list. 7114 7115 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7116 pkg.applicationInfo.secondaryCpuAbi = null; 7117 } else if (has32BitLibs && !has64BitLibs) { 7118 // The package has 32 bit libs but not 64 bit libs. Its primary 7119 // ABI should be 32 bit. 7120 7121 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7122 pkg.applicationInfo.secondaryCpuAbi = null; 7123 } else if (has32BitLibs && has64BitLibs) { 7124 // The application has both 64 and 32 bit bundled libraries. We check 7125 // here that the app declares multiArch support, and warn if it doesn't. 7126 // 7127 // We will be lenient here and record both ABIs. The primary will be the 7128 // ABI that's higher on the list, i.e, a device that's configured to prefer 7129 // 64 bit apps will see a 64 bit primary ABI, 7130 7131 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 7132 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 7133 } 7134 7135 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 7136 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7137 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7138 } else { 7139 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7140 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7141 } 7142 } else { 7143 pkg.applicationInfo.primaryCpuAbi = null; 7144 pkg.applicationInfo.secondaryCpuAbi = null; 7145 } 7146 } 7147 7148 private void killApplication(String pkgName, int appId, String reason) { 7149 // Request the ActivityManager to kill the process(only for existing packages) 7150 // so that we do not end up in a confused state while the user is still using the older 7151 // version of the application while the new one gets installed. 7152 IActivityManager am = ActivityManagerNative.getDefault(); 7153 if (am != null) { 7154 try { 7155 am.killApplicationWithAppId(pkgName, appId, reason); 7156 } catch (RemoteException e) { 7157 } 7158 } 7159 } 7160 7161 void removePackageLI(PackageSetting ps, boolean chatty) { 7162 if (DEBUG_INSTALL) { 7163 if (chatty) 7164 Log.d(TAG, "Removing package " + ps.name); 7165 } 7166 7167 // writer 7168 synchronized (mPackages) { 7169 mPackages.remove(ps.name); 7170 final PackageParser.Package pkg = ps.pkg; 7171 if (pkg != null) { 7172 cleanPackageDataStructuresLILPw(pkg, chatty); 7173 } 7174 } 7175 } 7176 7177 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 7178 if (DEBUG_INSTALL) { 7179 if (chatty) 7180 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 7181 } 7182 7183 // writer 7184 synchronized (mPackages) { 7185 mPackages.remove(pkg.applicationInfo.packageName); 7186 cleanPackageDataStructuresLILPw(pkg, chatty); 7187 } 7188 } 7189 7190 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 7191 int N = pkg.providers.size(); 7192 StringBuilder r = null; 7193 int i; 7194 for (i=0; i<N; i++) { 7195 PackageParser.Provider p = pkg.providers.get(i); 7196 mProviders.removeProvider(p); 7197 if (p.info.authority == null) { 7198 7199 /* There was another ContentProvider with this authority when 7200 * this app was installed so this authority is null, 7201 * Ignore it as we don't have to unregister the provider. 7202 */ 7203 continue; 7204 } 7205 String names[] = p.info.authority.split(";"); 7206 for (int j = 0; j < names.length; j++) { 7207 if (mProvidersByAuthority.get(names[j]) == p) { 7208 mProvidersByAuthority.remove(names[j]); 7209 if (DEBUG_REMOVE) { 7210 if (chatty) 7211 Log.d(TAG, "Unregistered content provider: " + names[j] 7212 + ", className = " + p.info.name + ", isSyncable = " 7213 + p.info.isSyncable); 7214 } 7215 } 7216 } 7217 if (DEBUG_REMOVE && chatty) { 7218 if (r == null) { 7219 r = new StringBuilder(256); 7220 } else { 7221 r.append(' '); 7222 } 7223 r.append(p.info.name); 7224 } 7225 } 7226 if (r != null) { 7227 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 7228 } 7229 7230 N = pkg.services.size(); 7231 r = null; 7232 for (i=0; i<N; i++) { 7233 PackageParser.Service s = pkg.services.get(i); 7234 mServices.removeService(s); 7235 if (chatty) { 7236 if (r == null) { 7237 r = new StringBuilder(256); 7238 } else { 7239 r.append(' '); 7240 } 7241 r.append(s.info.name); 7242 } 7243 } 7244 if (r != null) { 7245 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 7246 } 7247 7248 N = pkg.receivers.size(); 7249 r = null; 7250 for (i=0; i<N; i++) { 7251 PackageParser.Activity a = pkg.receivers.get(i); 7252 mReceivers.removeActivity(a, "receiver"); 7253 if (DEBUG_REMOVE && chatty) { 7254 if (r == null) { 7255 r = new StringBuilder(256); 7256 } else { 7257 r.append(' '); 7258 } 7259 r.append(a.info.name); 7260 } 7261 } 7262 if (r != null) { 7263 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 7264 } 7265 7266 N = pkg.activities.size(); 7267 r = null; 7268 for (i=0; i<N; i++) { 7269 PackageParser.Activity a = pkg.activities.get(i); 7270 mActivities.removeActivity(a, "activity"); 7271 if (DEBUG_REMOVE && chatty) { 7272 if (r == null) { 7273 r = new StringBuilder(256); 7274 } else { 7275 r.append(' '); 7276 } 7277 r.append(a.info.name); 7278 } 7279 } 7280 if (r != null) { 7281 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 7282 } 7283 7284 N = pkg.permissions.size(); 7285 r = null; 7286 for (i=0; i<N; i++) { 7287 PackageParser.Permission p = pkg.permissions.get(i); 7288 BasePermission bp = mSettings.mPermissions.get(p.info.name); 7289 if (bp == null) { 7290 bp = mSettings.mPermissionTrees.get(p.info.name); 7291 } 7292 if (bp != null && bp.perm == p) { 7293 bp.perm = null; 7294 if (DEBUG_REMOVE && chatty) { 7295 if (r == null) { 7296 r = new StringBuilder(256); 7297 } else { 7298 r.append(' '); 7299 } 7300 r.append(p.info.name); 7301 } 7302 } 7303 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7304 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 7305 if (appOpPerms != null) { 7306 appOpPerms.remove(pkg.packageName); 7307 } 7308 } 7309 } 7310 if (r != null) { 7311 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 7312 } 7313 7314 N = pkg.requestedPermissions.size(); 7315 r = null; 7316 for (i=0; i<N; i++) { 7317 String perm = pkg.requestedPermissions.get(i); 7318 BasePermission bp = mSettings.mPermissions.get(perm); 7319 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7320 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 7321 if (appOpPerms != null) { 7322 appOpPerms.remove(pkg.packageName); 7323 if (appOpPerms.isEmpty()) { 7324 mAppOpPermissionPackages.remove(perm); 7325 } 7326 } 7327 } 7328 } 7329 if (r != null) { 7330 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 7331 } 7332 7333 N = pkg.instrumentation.size(); 7334 r = null; 7335 for (i=0; i<N; i++) { 7336 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7337 mInstrumentation.remove(a.getComponentName()); 7338 if (DEBUG_REMOVE && chatty) { 7339 if (r == null) { 7340 r = new StringBuilder(256); 7341 } else { 7342 r.append(' '); 7343 } 7344 r.append(a.info.name); 7345 } 7346 } 7347 if (r != null) { 7348 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 7349 } 7350 7351 r = null; 7352 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7353 // Only system apps can hold shared libraries. 7354 if (pkg.libraryNames != null) { 7355 for (i=0; i<pkg.libraryNames.size(); i++) { 7356 String name = pkg.libraryNames.get(i); 7357 SharedLibraryEntry cur = mSharedLibraries.get(name); 7358 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 7359 mSharedLibraries.remove(name); 7360 if (DEBUG_REMOVE && chatty) { 7361 if (r == null) { 7362 r = new StringBuilder(256); 7363 } else { 7364 r.append(' '); 7365 } 7366 r.append(name); 7367 } 7368 } 7369 } 7370 } 7371 } 7372 if (r != null) { 7373 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 7374 } 7375 } 7376 7377 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 7378 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 7379 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 7380 return true; 7381 } 7382 } 7383 return false; 7384 } 7385 7386 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 7387 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 7388 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 7389 7390 private void updatePermissionsLPw(String changingPkg, 7391 PackageParser.Package pkgInfo, int flags) { 7392 // Make sure there are no dangling permission trees. 7393 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 7394 while (it.hasNext()) { 7395 final BasePermission bp = it.next(); 7396 if (bp.packageSetting == null) { 7397 // We may not yet have parsed the package, so just see if 7398 // we still know about its settings. 7399 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 7400 } 7401 if (bp.packageSetting == null) { 7402 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 7403 + " from package " + bp.sourcePackage); 7404 it.remove(); 7405 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 7406 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 7407 Slog.i(TAG, "Removing old permission tree: " + bp.name 7408 + " from package " + bp.sourcePackage); 7409 flags |= UPDATE_PERMISSIONS_ALL; 7410 it.remove(); 7411 } 7412 } 7413 } 7414 7415 // Make sure all dynamic permissions have been assigned to a package, 7416 // and make sure there are no dangling permissions. 7417 it = mSettings.mPermissions.values().iterator(); 7418 while (it.hasNext()) { 7419 final BasePermission bp = it.next(); 7420 if (bp.type == BasePermission.TYPE_DYNAMIC) { 7421 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 7422 + bp.name + " pkg=" + bp.sourcePackage 7423 + " info=" + bp.pendingInfo); 7424 if (bp.packageSetting == null && bp.pendingInfo != null) { 7425 final BasePermission tree = findPermissionTreeLP(bp.name); 7426 if (tree != null && tree.perm != null) { 7427 bp.packageSetting = tree.packageSetting; 7428 bp.perm = new PackageParser.Permission(tree.perm.owner, 7429 new PermissionInfo(bp.pendingInfo)); 7430 bp.perm.info.packageName = tree.perm.info.packageName; 7431 bp.perm.info.name = bp.name; 7432 bp.uid = tree.uid; 7433 } 7434 } 7435 } 7436 if (bp.packageSetting == null) { 7437 // We may not yet have parsed the package, so just see if 7438 // we still know about its settings. 7439 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 7440 } 7441 if (bp.packageSetting == null) { 7442 Slog.w(TAG, "Removing dangling permission: " + bp.name 7443 + " from package " + bp.sourcePackage); 7444 it.remove(); 7445 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 7446 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 7447 Slog.i(TAG, "Removing old permission: " + bp.name 7448 + " from package " + bp.sourcePackage); 7449 flags |= UPDATE_PERMISSIONS_ALL; 7450 it.remove(); 7451 } 7452 } 7453 } 7454 7455 // Now update the permissions for all packages, in particular 7456 // replace the granted permissions of the system packages. 7457 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 7458 for (PackageParser.Package pkg : mPackages.values()) { 7459 if (pkg != pkgInfo) { 7460 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0, 7461 changingPkg); 7462 } 7463 } 7464 } 7465 7466 if (pkgInfo != null) { 7467 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0, changingPkg); 7468 } 7469 } 7470 7471 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 7472 String packageOfInterest) { 7473 // IMPORTANT: There are two types of permissions: install and runtime. 7474 // Install time permissions are granted when the app is installed to 7475 // all device users and users added in the future. Runtime permissions 7476 // are granted at runtime explicitly to specific users. Normal and signature 7477 // protected permissions are install time permissions. Dangerous permissions 7478 // are install permissions if the app's target SDK is Lollipop MR1 or older, 7479 // otherwise they are runtime permissions. This function does not manage 7480 // runtime permissions except for the case an app targeting Lollipop MR1 7481 // being upgraded to target a newer SDK, in which case dangerous permissions 7482 // are transformed from install time to runtime ones. 7483 7484 final PackageSetting ps = (PackageSetting) pkg.mExtras; 7485 if (ps == null) { 7486 return; 7487 } 7488 7489 PermissionsState permissionsState = ps.getPermissionsState(); 7490 PermissionsState origPermissions = permissionsState; 7491 7492 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 7493 7494 int[] upgradeUserIds = PermissionsState.USERS_NONE; 7495 int[] changedRuntimePermissionUserIds = PermissionsState.USERS_NONE; 7496 7497 boolean changedInstallPermission = false; 7498 7499 if (replace) { 7500 ps.installPermissionsFixed = false; 7501 if (!ps.isSharedUser()) { 7502 origPermissions = new PermissionsState(permissionsState); 7503 permissionsState.reset(); 7504 } 7505 } 7506 7507 permissionsState.setGlobalGids(mGlobalGids); 7508 7509 final int N = pkg.requestedPermissions.size(); 7510 for (int i=0; i<N; i++) { 7511 final String name = pkg.requestedPermissions.get(i); 7512 final BasePermission bp = mSettings.mPermissions.get(name); 7513 7514 if (DEBUG_INSTALL) { 7515 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 7516 } 7517 7518 if (bp == null || bp.packageSetting == null) { 7519 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 7520 Slog.w(TAG, "Unknown permission " + name 7521 + " in package " + pkg.packageName); 7522 } 7523 continue; 7524 } 7525 7526 final String perm = bp.name; 7527 boolean allowedSig = false; 7528 int grant = GRANT_DENIED; 7529 7530 // Keep track of app op permissions. 7531 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7532 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 7533 if (pkgs == null) { 7534 pkgs = new ArraySet<>(); 7535 mAppOpPermissionPackages.put(bp.name, pkgs); 7536 } 7537 pkgs.add(pkg.packageName); 7538 } 7539 7540 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 7541 switch (level) { 7542 case PermissionInfo.PROTECTION_NORMAL: { 7543 // For all apps normal permissions are install time ones. 7544 grant = GRANT_INSTALL; 7545 } break; 7546 7547 case PermissionInfo.PROTECTION_DANGEROUS: { 7548 if (!RUNTIME_PERMISSIONS_ENABLED 7549 || pkg.applicationInfo.targetSdkVersion 7550 <= Build.VERSION_CODES.LOLLIPOP_MR1) { 7551 // For legacy apps dangerous permissions are install time ones. 7552 grant = GRANT_INSTALL; 7553 } else if (ps.isSystem()) { 7554 final int[] updatedUserIds = ps.getPermissionsUpdatedForUserIds(); 7555 if (origPermissions.hasInstallPermission(bp.name)) { 7556 // If a system app had an install permission, then the app was 7557 // upgraded and we grant the permissions as runtime to all users. 7558 grant = GRANT_UPGRADE; 7559 upgradeUserIds = currentUserIds; 7560 } else if (!Arrays.equals(updatedUserIds, currentUserIds)) { 7561 // If users changed since the last permissions update for a 7562 // system app, we grant the permission as runtime to the new users. 7563 grant = GRANT_UPGRADE; 7564 upgradeUserIds = currentUserIds; 7565 for (int userId : updatedUserIds) { 7566 upgradeUserIds = ArrayUtils.removeInt(upgradeUserIds, userId); 7567 } 7568 } else { 7569 // Otherwise, we grant the permission as runtime if the app 7570 // already had it, i.e. we preserve runtime permissions. 7571 grant = GRANT_RUNTIME; 7572 } 7573 } else if (origPermissions.hasInstallPermission(bp.name)) { 7574 // For legacy apps that became modern, install becomes runtime. 7575 grant = GRANT_UPGRADE; 7576 upgradeUserIds = currentUserIds; 7577 } else if (replace) { 7578 // For upgraded modern apps keep runtime permissions unchanged. 7579 grant = GRANT_RUNTIME; 7580 } 7581 } break; 7582 7583 case PermissionInfo.PROTECTION_SIGNATURE: { 7584 // For all apps signature permissions are install time ones. 7585 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 7586 if (allowedSig) { 7587 grant = GRANT_INSTALL; 7588 } 7589 } break; 7590 } 7591 7592 if (DEBUG_INSTALL) { 7593 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 7594 } 7595 7596 if (grant != GRANT_DENIED) { 7597 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 7598 // If this is an existing, non-system package, then 7599 // we can't add any new permissions to it. 7600 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 7601 // Except... if this is a permission that was added 7602 // to the platform (note: need to only do this when 7603 // updating the platform). 7604 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 7605 grant = GRANT_DENIED; 7606 } 7607 } 7608 } 7609 7610 switch (grant) { 7611 case GRANT_INSTALL: { 7612 // Grant an install permission. 7613 if (permissionsState.grantInstallPermission(bp) != 7614 PermissionsState.PERMISSION_OPERATION_FAILURE) { 7615 changedInstallPermission = true; 7616 } 7617 } break; 7618 7619 case GRANT_RUNTIME: { 7620 // Grant previously granted runtime permissions. 7621 for (int userId : UserManagerService.getInstance().getUserIds()) { 7622 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 7623 if (permissionsState.grantRuntimePermission(bp, userId) == 7624 PermissionsState.PERMISSION_OPERATION_FAILURE) { 7625 // If we cannot put the permission as it was, we have to write. 7626 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 7627 changedRuntimePermissionUserIds, userId); 7628 } 7629 } 7630 } 7631 } break; 7632 7633 case GRANT_UPGRADE: { 7634 // Grant runtime permissions for a previously held install permission. 7635 permissionsState.revokeInstallPermission(bp); 7636 for (int userId : upgradeUserIds) { 7637 if (permissionsState.grantRuntimePermission(bp, userId) != 7638 PermissionsState.PERMISSION_OPERATION_FAILURE) { 7639 // If we granted the permission, we have to write. 7640 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 7641 changedRuntimePermissionUserIds, userId); 7642 } 7643 } 7644 } break; 7645 7646 default: { 7647 if (packageOfInterest == null 7648 || packageOfInterest.equals(pkg.packageName)) { 7649 Slog.w(TAG, "Not granting permission " + perm 7650 + " to package " + pkg.packageName 7651 + " because it was previously installed without"); 7652 } 7653 } break; 7654 } 7655 } else { 7656 if (permissionsState.revokeInstallPermission(bp) != 7657 PermissionsState.PERMISSION_OPERATION_FAILURE) { 7658 changedInstallPermission = true; 7659 Slog.i(TAG, "Un-granting permission " + perm 7660 + " from package " + pkg.packageName 7661 + " (protectionLevel=" + bp.protectionLevel 7662 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 7663 + ")"); 7664 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 7665 // Don't print warning for app op permissions, since it is fine for them 7666 // not to be granted, there is a UI for the user to decide. 7667 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 7668 Slog.w(TAG, "Not granting permission " + perm 7669 + " to package " + pkg.packageName 7670 + " (protectionLevel=" + bp.protectionLevel 7671 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 7672 + ")"); 7673 } 7674 } 7675 } 7676 } 7677 7678 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 7679 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 7680 // This is the first that we have heard about this package, so the 7681 // permissions we have now selected are fixed until explicitly 7682 // changed. 7683 ps.installPermissionsFixed = true; 7684 } 7685 7686 ps.setPermissionsUpdatedForUserIds(currentUserIds); 7687 7688 // Persist the runtime permissions state for users with changes. 7689 if (RUNTIME_PERMISSIONS_ENABLED) { 7690 for (int userId : changedRuntimePermissionUserIds) { 7691 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 7692 } 7693 } 7694 } 7695 7696 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 7697 boolean allowed = false; 7698 final int NP = PackageParser.NEW_PERMISSIONS.length; 7699 for (int ip=0; ip<NP; ip++) { 7700 final PackageParser.NewPermissionInfo npi 7701 = PackageParser.NEW_PERMISSIONS[ip]; 7702 if (npi.name.equals(perm) 7703 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 7704 allowed = true; 7705 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 7706 + pkg.packageName); 7707 break; 7708 } 7709 } 7710 return allowed; 7711 } 7712 7713 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 7714 BasePermission bp, PermissionsState origPermissions) { 7715 boolean allowed; 7716 allowed = (compareSignatures( 7717 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 7718 == PackageManager.SIGNATURE_MATCH) 7719 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 7720 == PackageManager.SIGNATURE_MATCH); 7721 if (!allowed && (bp.protectionLevel 7722 & PermissionInfo.PROTECTION_FLAG_SYSTEM) != 0) { 7723 if (isSystemApp(pkg)) { 7724 // For updated system applications, a system permission 7725 // is granted only if it had been defined by the original application. 7726 if (pkg.isUpdatedSystemApp()) { 7727 final PackageSetting sysPs = mSettings 7728 .getDisabledSystemPkgLPr(pkg.packageName); 7729 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 7730 // If the original was granted this permission, we take 7731 // that grant decision as read and propagate it to the 7732 // update. 7733 if (sysPs.isPrivileged()) { 7734 allowed = true; 7735 } 7736 } else { 7737 // The system apk may have been updated with an older 7738 // version of the one on the data partition, but which 7739 // granted a new system permission that it didn't have 7740 // before. In this case we do want to allow the app to 7741 // now get the new permission if the ancestral apk is 7742 // privileged to get it. 7743 if (sysPs.pkg != null && sysPs.isPrivileged()) { 7744 for (int j=0; 7745 j<sysPs.pkg.requestedPermissions.size(); j++) { 7746 if (perm.equals( 7747 sysPs.pkg.requestedPermissions.get(j))) { 7748 allowed = true; 7749 break; 7750 } 7751 } 7752 } 7753 } 7754 } else { 7755 allowed = isPrivilegedApp(pkg); 7756 } 7757 } 7758 } 7759 if (!allowed && (bp.protectionLevel 7760 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 7761 // For development permissions, a development permission 7762 // is granted only if it was already granted. 7763 allowed = origPermissions.hasInstallPermission(perm); 7764 } 7765 return allowed; 7766 } 7767 7768 final class ActivityIntentResolver 7769 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 7770 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 7771 boolean defaultOnly, int userId) { 7772 if (!sUserManager.exists(userId)) return null; 7773 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 7774 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 7775 } 7776 7777 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 7778 int userId) { 7779 if (!sUserManager.exists(userId)) return null; 7780 mFlags = flags; 7781 return super.queryIntent(intent, resolvedType, 7782 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 7783 } 7784 7785 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 7786 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 7787 if (!sUserManager.exists(userId)) return null; 7788 if (packageActivities == null) { 7789 return null; 7790 } 7791 mFlags = flags; 7792 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 7793 final int N = packageActivities.size(); 7794 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 7795 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 7796 7797 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 7798 for (int i = 0; i < N; ++i) { 7799 intentFilters = packageActivities.get(i).intents; 7800 if (intentFilters != null && intentFilters.size() > 0) { 7801 PackageParser.ActivityIntentInfo[] array = 7802 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 7803 intentFilters.toArray(array); 7804 listCut.add(array); 7805 } 7806 } 7807 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 7808 } 7809 7810 public final void addActivity(PackageParser.Activity a, String type) { 7811 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 7812 mActivities.put(a.getComponentName(), a); 7813 if (DEBUG_SHOW_INFO) 7814 Log.v( 7815 TAG, " " + type + " " + 7816 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 7817 if (DEBUG_SHOW_INFO) 7818 Log.v(TAG, " Class=" + a.info.name); 7819 final int NI = a.intents.size(); 7820 for (int j=0; j<NI; j++) { 7821 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 7822 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 7823 intent.setPriority(0); 7824 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 7825 + a.className + " with priority > 0, forcing to 0"); 7826 } 7827 if (DEBUG_SHOW_INFO) { 7828 Log.v(TAG, " IntentFilter:"); 7829 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7830 } 7831 if (!intent.debugCheck()) { 7832 Log.w(TAG, "==> For Activity " + a.info.name); 7833 } 7834 addFilter(intent); 7835 } 7836 } 7837 7838 public final void removeActivity(PackageParser.Activity a, String type) { 7839 mActivities.remove(a.getComponentName()); 7840 if (DEBUG_SHOW_INFO) { 7841 Log.v(TAG, " " + type + " " 7842 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 7843 : a.info.name) + ":"); 7844 Log.v(TAG, " Class=" + a.info.name); 7845 } 7846 final int NI = a.intents.size(); 7847 for (int j=0; j<NI; j++) { 7848 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 7849 if (DEBUG_SHOW_INFO) { 7850 Log.v(TAG, " IntentFilter:"); 7851 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7852 } 7853 removeFilter(intent); 7854 } 7855 } 7856 7857 @Override 7858 protected boolean allowFilterResult( 7859 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 7860 ActivityInfo filterAi = filter.activity.info; 7861 for (int i=dest.size()-1; i>=0; i--) { 7862 ActivityInfo destAi = dest.get(i).activityInfo; 7863 if (destAi.name == filterAi.name 7864 && destAi.packageName == filterAi.packageName) { 7865 return false; 7866 } 7867 } 7868 return true; 7869 } 7870 7871 @Override 7872 protected ActivityIntentInfo[] newArray(int size) { 7873 return new ActivityIntentInfo[size]; 7874 } 7875 7876 @Override 7877 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 7878 if (!sUserManager.exists(userId)) return true; 7879 PackageParser.Package p = filter.activity.owner; 7880 if (p != null) { 7881 PackageSetting ps = (PackageSetting)p.mExtras; 7882 if (ps != null) { 7883 // System apps are never considered stopped for purposes of 7884 // filtering, because there may be no way for the user to 7885 // actually re-launch them. 7886 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 7887 && ps.getStopped(userId); 7888 } 7889 } 7890 return false; 7891 } 7892 7893 @Override 7894 protected boolean isPackageForFilter(String packageName, 7895 PackageParser.ActivityIntentInfo info) { 7896 return packageName.equals(info.activity.owner.packageName); 7897 } 7898 7899 @Override 7900 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 7901 int match, int userId) { 7902 if (!sUserManager.exists(userId)) return null; 7903 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 7904 return null; 7905 } 7906 final PackageParser.Activity activity = info.activity; 7907 if (mSafeMode && (activity.info.applicationInfo.flags 7908 &ApplicationInfo.FLAG_SYSTEM) == 0) { 7909 return null; 7910 } 7911 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 7912 if (ps == null) { 7913 return null; 7914 } 7915 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 7916 ps.readUserState(userId), userId); 7917 if (ai == null) { 7918 return null; 7919 } 7920 final ResolveInfo res = new ResolveInfo(); 7921 res.activityInfo = ai; 7922 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 7923 res.filter = info; 7924 } 7925 if (info != null) { 7926 res.handleAllWebDataURI = info.handleAllWebDataURI(); 7927 } 7928 res.priority = info.getPriority(); 7929 res.preferredOrder = activity.owner.mPreferredOrder; 7930 //System.out.println("Result: " + res.activityInfo.className + 7931 // " = " + res.priority); 7932 res.match = match; 7933 res.isDefault = info.hasDefault; 7934 res.labelRes = info.labelRes; 7935 res.nonLocalizedLabel = info.nonLocalizedLabel; 7936 if (userNeedsBadging(userId)) { 7937 res.noResourceId = true; 7938 } else { 7939 res.icon = info.icon; 7940 } 7941 res.system = res.activityInfo.applicationInfo.isSystemApp(); 7942 return res; 7943 } 7944 7945 @Override 7946 protected void sortResults(List<ResolveInfo> results) { 7947 Collections.sort(results, mResolvePrioritySorter); 7948 } 7949 7950 @Override 7951 protected void dumpFilter(PrintWriter out, String prefix, 7952 PackageParser.ActivityIntentInfo filter) { 7953 out.print(prefix); out.print( 7954 Integer.toHexString(System.identityHashCode(filter.activity))); 7955 out.print(' '); 7956 filter.activity.printComponentShortName(out); 7957 out.print(" filter "); 7958 out.println(Integer.toHexString(System.identityHashCode(filter))); 7959 } 7960 7961 @Override 7962 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 7963 return filter.activity; 7964 } 7965 7966 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 7967 PackageParser.Activity activity = (PackageParser.Activity)label; 7968 out.print(prefix); out.print( 7969 Integer.toHexString(System.identityHashCode(activity))); 7970 out.print(' '); 7971 activity.printComponentShortName(out); 7972 if (count > 1) { 7973 out.print(" ("); out.print(count); out.print(" filters)"); 7974 } 7975 out.println(); 7976 } 7977 7978// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 7979// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 7980// final List<ResolveInfo> retList = Lists.newArrayList(); 7981// while (i.hasNext()) { 7982// final ResolveInfo resolveInfo = i.next(); 7983// if (isEnabledLP(resolveInfo.activityInfo)) { 7984// retList.add(resolveInfo); 7985// } 7986// } 7987// return retList; 7988// } 7989 7990 // Keys are String (activity class name), values are Activity. 7991 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 7992 = new ArrayMap<ComponentName, PackageParser.Activity>(); 7993 private int mFlags; 7994 } 7995 7996 private final class ServiceIntentResolver 7997 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 7998 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 7999 boolean defaultOnly, int userId) { 8000 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8001 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8002 } 8003 8004 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8005 int userId) { 8006 if (!sUserManager.exists(userId)) return null; 8007 mFlags = flags; 8008 return super.queryIntent(intent, resolvedType, 8009 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8010 } 8011 8012 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8013 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 8014 if (!sUserManager.exists(userId)) return null; 8015 if (packageServices == null) { 8016 return null; 8017 } 8018 mFlags = flags; 8019 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8020 final int N = packageServices.size(); 8021 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 8022 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 8023 8024 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 8025 for (int i = 0; i < N; ++i) { 8026 intentFilters = packageServices.get(i).intents; 8027 if (intentFilters != null && intentFilters.size() > 0) { 8028 PackageParser.ServiceIntentInfo[] array = 8029 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 8030 intentFilters.toArray(array); 8031 listCut.add(array); 8032 } 8033 } 8034 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8035 } 8036 8037 public final void addService(PackageParser.Service s) { 8038 mServices.put(s.getComponentName(), s); 8039 if (DEBUG_SHOW_INFO) { 8040 Log.v(TAG, " " 8041 + (s.info.nonLocalizedLabel != null 8042 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8043 Log.v(TAG, " Class=" + s.info.name); 8044 } 8045 final int NI = s.intents.size(); 8046 int j; 8047 for (j=0; j<NI; j++) { 8048 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8049 if (DEBUG_SHOW_INFO) { 8050 Log.v(TAG, " IntentFilter:"); 8051 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8052 } 8053 if (!intent.debugCheck()) { 8054 Log.w(TAG, "==> For Service " + s.info.name); 8055 } 8056 addFilter(intent); 8057 } 8058 } 8059 8060 public final void removeService(PackageParser.Service s) { 8061 mServices.remove(s.getComponentName()); 8062 if (DEBUG_SHOW_INFO) { 8063 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 8064 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8065 Log.v(TAG, " Class=" + s.info.name); 8066 } 8067 final int NI = s.intents.size(); 8068 int j; 8069 for (j=0; j<NI; j++) { 8070 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8071 if (DEBUG_SHOW_INFO) { 8072 Log.v(TAG, " IntentFilter:"); 8073 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8074 } 8075 removeFilter(intent); 8076 } 8077 } 8078 8079 @Override 8080 protected boolean allowFilterResult( 8081 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 8082 ServiceInfo filterSi = filter.service.info; 8083 for (int i=dest.size()-1; i>=0; i--) { 8084 ServiceInfo destAi = dest.get(i).serviceInfo; 8085 if (destAi.name == filterSi.name 8086 && destAi.packageName == filterSi.packageName) { 8087 return false; 8088 } 8089 } 8090 return true; 8091 } 8092 8093 @Override 8094 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 8095 return new PackageParser.ServiceIntentInfo[size]; 8096 } 8097 8098 @Override 8099 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 8100 if (!sUserManager.exists(userId)) return true; 8101 PackageParser.Package p = filter.service.owner; 8102 if (p != null) { 8103 PackageSetting ps = (PackageSetting)p.mExtras; 8104 if (ps != null) { 8105 // System apps are never considered stopped for purposes of 8106 // filtering, because there may be no way for the user to 8107 // actually re-launch them. 8108 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8109 && ps.getStopped(userId); 8110 } 8111 } 8112 return false; 8113 } 8114 8115 @Override 8116 protected boolean isPackageForFilter(String packageName, 8117 PackageParser.ServiceIntentInfo info) { 8118 return packageName.equals(info.service.owner.packageName); 8119 } 8120 8121 @Override 8122 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 8123 int match, int userId) { 8124 if (!sUserManager.exists(userId)) return null; 8125 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 8126 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 8127 return null; 8128 } 8129 final PackageParser.Service service = info.service; 8130 if (mSafeMode && (service.info.applicationInfo.flags 8131 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8132 return null; 8133 } 8134 PackageSetting ps = (PackageSetting) service.owner.mExtras; 8135 if (ps == null) { 8136 return null; 8137 } 8138 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 8139 ps.readUserState(userId), userId); 8140 if (si == null) { 8141 return null; 8142 } 8143 final ResolveInfo res = new ResolveInfo(); 8144 res.serviceInfo = si; 8145 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8146 res.filter = filter; 8147 } 8148 res.priority = info.getPriority(); 8149 res.preferredOrder = service.owner.mPreferredOrder; 8150 res.match = match; 8151 res.isDefault = info.hasDefault; 8152 res.labelRes = info.labelRes; 8153 res.nonLocalizedLabel = info.nonLocalizedLabel; 8154 res.icon = info.icon; 8155 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 8156 return res; 8157 } 8158 8159 @Override 8160 protected void sortResults(List<ResolveInfo> results) { 8161 Collections.sort(results, mResolvePrioritySorter); 8162 } 8163 8164 @Override 8165 protected void dumpFilter(PrintWriter out, String prefix, 8166 PackageParser.ServiceIntentInfo filter) { 8167 out.print(prefix); out.print( 8168 Integer.toHexString(System.identityHashCode(filter.service))); 8169 out.print(' '); 8170 filter.service.printComponentShortName(out); 8171 out.print(" filter "); 8172 out.println(Integer.toHexString(System.identityHashCode(filter))); 8173 } 8174 8175 @Override 8176 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 8177 return filter.service; 8178 } 8179 8180 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8181 PackageParser.Service service = (PackageParser.Service)label; 8182 out.print(prefix); out.print( 8183 Integer.toHexString(System.identityHashCode(service))); 8184 out.print(' '); 8185 service.printComponentShortName(out); 8186 if (count > 1) { 8187 out.print(" ("); out.print(count); out.print(" filters)"); 8188 } 8189 out.println(); 8190 } 8191 8192// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8193// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8194// final List<ResolveInfo> retList = Lists.newArrayList(); 8195// while (i.hasNext()) { 8196// final ResolveInfo resolveInfo = (ResolveInfo) i; 8197// if (isEnabledLP(resolveInfo.serviceInfo)) { 8198// retList.add(resolveInfo); 8199// } 8200// } 8201// return retList; 8202// } 8203 8204 // Keys are String (activity class name), values are Activity. 8205 private final ArrayMap<ComponentName, PackageParser.Service> mServices 8206 = new ArrayMap<ComponentName, PackageParser.Service>(); 8207 private int mFlags; 8208 }; 8209 8210 private final class ProviderIntentResolver 8211 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 8212 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8213 boolean defaultOnly, int userId) { 8214 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8215 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8216 } 8217 8218 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8219 int userId) { 8220 if (!sUserManager.exists(userId)) 8221 return null; 8222 mFlags = flags; 8223 return super.queryIntent(intent, resolvedType, 8224 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8225 } 8226 8227 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8228 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 8229 if (!sUserManager.exists(userId)) 8230 return null; 8231 if (packageProviders == null) { 8232 return null; 8233 } 8234 mFlags = flags; 8235 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 8236 final int N = packageProviders.size(); 8237 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 8238 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 8239 8240 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 8241 for (int i = 0; i < N; ++i) { 8242 intentFilters = packageProviders.get(i).intents; 8243 if (intentFilters != null && intentFilters.size() > 0) { 8244 PackageParser.ProviderIntentInfo[] array = 8245 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 8246 intentFilters.toArray(array); 8247 listCut.add(array); 8248 } 8249 } 8250 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8251 } 8252 8253 public final void addProvider(PackageParser.Provider p) { 8254 if (mProviders.containsKey(p.getComponentName())) { 8255 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 8256 return; 8257 } 8258 8259 mProviders.put(p.getComponentName(), p); 8260 if (DEBUG_SHOW_INFO) { 8261 Log.v(TAG, " " 8262 + (p.info.nonLocalizedLabel != null 8263 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 8264 Log.v(TAG, " Class=" + p.info.name); 8265 } 8266 final int NI = p.intents.size(); 8267 int j; 8268 for (j = 0; j < NI; j++) { 8269 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 8270 if (DEBUG_SHOW_INFO) { 8271 Log.v(TAG, " IntentFilter:"); 8272 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8273 } 8274 if (!intent.debugCheck()) { 8275 Log.w(TAG, "==> For Provider " + p.info.name); 8276 } 8277 addFilter(intent); 8278 } 8279 } 8280 8281 public final void removeProvider(PackageParser.Provider p) { 8282 mProviders.remove(p.getComponentName()); 8283 if (DEBUG_SHOW_INFO) { 8284 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 8285 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 8286 Log.v(TAG, " Class=" + p.info.name); 8287 } 8288 final int NI = p.intents.size(); 8289 int j; 8290 for (j = 0; j < NI; j++) { 8291 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 8292 if (DEBUG_SHOW_INFO) { 8293 Log.v(TAG, " IntentFilter:"); 8294 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8295 } 8296 removeFilter(intent); 8297 } 8298 } 8299 8300 @Override 8301 protected boolean allowFilterResult( 8302 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 8303 ProviderInfo filterPi = filter.provider.info; 8304 for (int i = dest.size() - 1; i >= 0; i--) { 8305 ProviderInfo destPi = dest.get(i).providerInfo; 8306 if (destPi.name == filterPi.name 8307 && destPi.packageName == filterPi.packageName) { 8308 return false; 8309 } 8310 } 8311 return true; 8312 } 8313 8314 @Override 8315 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 8316 return new PackageParser.ProviderIntentInfo[size]; 8317 } 8318 8319 @Override 8320 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 8321 if (!sUserManager.exists(userId)) 8322 return true; 8323 PackageParser.Package p = filter.provider.owner; 8324 if (p != null) { 8325 PackageSetting ps = (PackageSetting) p.mExtras; 8326 if (ps != null) { 8327 // System apps are never considered stopped for purposes of 8328 // filtering, because there may be no way for the user to 8329 // actually re-launch them. 8330 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8331 && ps.getStopped(userId); 8332 } 8333 } 8334 return false; 8335 } 8336 8337 @Override 8338 protected boolean isPackageForFilter(String packageName, 8339 PackageParser.ProviderIntentInfo info) { 8340 return packageName.equals(info.provider.owner.packageName); 8341 } 8342 8343 @Override 8344 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 8345 int match, int userId) { 8346 if (!sUserManager.exists(userId)) 8347 return null; 8348 final PackageParser.ProviderIntentInfo info = filter; 8349 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 8350 return null; 8351 } 8352 final PackageParser.Provider provider = info.provider; 8353 if (mSafeMode && (provider.info.applicationInfo.flags 8354 & ApplicationInfo.FLAG_SYSTEM) == 0) { 8355 return null; 8356 } 8357 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 8358 if (ps == null) { 8359 return null; 8360 } 8361 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 8362 ps.readUserState(userId), userId); 8363 if (pi == null) { 8364 return null; 8365 } 8366 final ResolveInfo res = new ResolveInfo(); 8367 res.providerInfo = pi; 8368 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 8369 res.filter = filter; 8370 } 8371 res.priority = info.getPriority(); 8372 res.preferredOrder = provider.owner.mPreferredOrder; 8373 res.match = match; 8374 res.isDefault = info.hasDefault; 8375 res.labelRes = info.labelRes; 8376 res.nonLocalizedLabel = info.nonLocalizedLabel; 8377 res.icon = info.icon; 8378 res.system = res.providerInfo.applicationInfo.isSystemApp(); 8379 return res; 8380 } 8381 8382 @Override 8383 protected void sortResults(List<ResolveInfo> results) { 8384 Collections.sort(results, mResolvePrioritySorter); 8385 } 8386 8387 @Override 8388 protected void dumpFilter(PrintWriter out, String prefix, 8389 PackageParser.ProviderIntentInfo filter) { 8390 out.print(prefix); 8391 out.print( 8392 Integer.toHexString(System.identityHashCode(filter.provider))); 8393 out.print(' '); 8394 filter.provider.printComponentShortName(out); 8395 out.print(" filter "); 8396 out.println(Integer.toHexString(System.identityHashCode(filter))); 8397 } 8398 8399 @Override 8400 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 8401 return filter.provider; 8402 } 8403 8404 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8405 PackageParser.Provider provider = (PackageParser.Provider)label; 8406 out.print(prefix); out.print( 8407 Integer.toHexString(System.identityHashCode(provider))); 8408 out.print(' '); 8409 provider.printComponentShortName(out); 8410 if (count > 1) { 8411 out.print(" ("); out.print(count); out.print(" filters)"); 8412 } 8413 out.println(); 8414 } 8415 8416 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 8417 = new ArrayMap<ComponentName, PackageParser.Provider>(); 8418 private int mFlags; 8419 }; 8420 8421 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 8422 new Comparator<ResolveInfo>() { 8423 public int compare(ResolveInfo r1, ResolveInfo r2) { 8424 int v1 = r1.priority; 8425 int v2 = r2.priority; 8426 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 8427 if (v1 != v2) { 8428 return (v1 > v2) ? -1 : 1; 8429 } 8430 v1 = r1.preferredOrder; 8431 v2 = r2.preferredOrder; 8432 if (v1 != v2) { 8433 return (v1 > v2) ? -1 : 1; 8434 } 8435 if (r1.isDefault != r2.isDefault) { 8436 return r1.isDefault ? -1 : 1; 8437 } 8438 v1 = r1.match; 8439 v2 = r2.match; 8440 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 8441 if (v1 != v2) { 8442 return (v1 > v2) ? -1 : 1; 8443 } 8444 if (r1.system != r2.system) { 8445 return r1.system ? -1 : 1; 8446 } 8447 return 0; 8448 } 8449 }; 8450 8451 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 8452 new Comparator<ProviderInfo>() { 8453 public int compare(ProviderInfo p1, ProviderInfo p2) { 8454 final int v1 = p1.initOrder; 8455 final int v2 = p2.initOrder; 8456 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 8457 } 8458 }; 8459 8460 static final void sendPackageBroadcast(String action, String pkg, 8461 Bundle extras, String targetPkg, IIntentReceiver finishedReceiver, 8462 int[] userIds) { 8463 IActivityManager am = ActivityManagerNative.getDefault(); 8464 if (am != null) { 8465 try { 8466 if (userIds == null) { 8467 userIds = am.getRunningUserIds(); 8468 } 8469 for (int id : userIds) { 8470 final Intent intent = new Intent(action, 8471 pkg != null ? Uri.fromParts("package", pkg, null) : null); 8472 if (extras != null) { 8473 intent.putExtras(extras); 8474 } 8475 if (targetPkg != null) { 8476 intent.setPackage(targetPkg); 8477 } 8478 // Modify the UID when posting to other users 8479 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 8480 if (uid > 0 && UserHandle.getUserId(uid) != id) { 8481 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 8482 intent.putExtra(Intent.EXTRA_UID, uid); 8483 } 8484 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 8485 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 8486 if (DEBUG_BROADCASTS) { 8487 RuntimeException here = new RuntimeException("here"); 8488 here.fillInStackTrace(); 8489 Slog.d(TAG, "Sending to user " + id + ": " 8490 + intent.toShortString(false, true, false, false) 8491 + " " + intent.getExtras(), here); 8492 } 8493 am.broadcastIntent(null, intent, null, finishedReceiver, 8494 0, null, null, null, android.app.AppOpsManager.OP_NONE, 8495 finishedReceiver != null, false, id); 8496 } 8497 } catch (RemoteException ex) { 8498 } 8499 } 8500 } 8501 8502 /** 8503 * Check if the external storage media is available. This is true if there 8504 * is a mounted external storage medium or if the external storage is 8505 * emulated. 8506 */ 8507 private boolean isExternalMediaAvailable() { 8508 return mMediaMounted || Environment.isExternalStorageEmulated(); 8509 } 8510 8511 @Override 8512 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 8513 // writer 8514 synchronized (mPackages) { 8515 if (!isExternalMediaAvailable()) { 8516 // If the external storage is no longer mounted at this point, 8517 // the caller may not have been able to delete all of this 8518 // packages files and can not delete any more. Bail. 8519 return null; 8520 } 8521 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 8522 if (lastPackage != null) { 8523 pkgs.remove(lastPackage); 8524 } 8525 if (pkgs.size() > 0) { 8526 return pkgs.get(0); 8527 } 8528 } 8529 return null; 8530 } 8531 8532 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 8533 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 8534 userId, andCode ? 1 : 0, packageName); 8535 if (mSystemReady) { 8536 msg.sendToTarget(); 8537 } else { 8538 if (mPostSystemReadyMessages == null) { 8539 mPostSystemReadyMessages = new ArrayList<>(); 8540 } 8541 mPostSystemReadyMessages.add(msg); 8542 } 8543 } 8544 8545 void startCleaningPackages() { 8546 // reader 8547 synchronized (mPackages) { 8548 if (!isExternalMediaAvailable()) { 8549 return; 8550 } 8551 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 8552 return; 8553 } 8554 } 8555 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 8556 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 8557 IActivityManager am = ActivityManagerNative.getDefault(); 8558 if (am != null) { 8559 try { 8560 am.startService(null, intent, null, UserHandle.USER_OWNER); 8561 } catch (RemoteException e) { 8562 } 8563 } 8564 } 8565 8566 @Override 8567 public void installPackage(String originPath, IPackageInstallObserver2 observer, 8568 int installFlags, String installerPackageName, VerificationParams verificationParams, 8569 String packageAbiOverride) { 8570 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 8571 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 8572 } 8573 8574 @Override 8575 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 8576 int installFlags, String installerPackageName, VerificationParams verificationParams, 8577 String packageAbiOverride, int userId) { 8578 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 8579 8580 final int callingUid = Binder.getCallingUid(); 8581 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 8582 8583 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 8584 try { 8585 if (observer != null) { 8586 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 8587 } 8588 } catch (RemoteException re) { 8589 } 8590 return; 8591 } 8592 8593 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 8594 installFlags |= PackageManager.INSTALL_FROM_ADB; 8595 8596 } else { 8597 // Caller holds INSTALL_PACKAGES permission, so we're less strict 8598 // about installerPackageName. 8599 8600 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 8601 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 8602 } 8603 8604 UserHandle user; 8605 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 8606 user = UserHandle.ALL; 8607 } else { 8608 user = new UserHandle(userId); 8609 } 8610 8611 verificationParams.setInstallerUid(callingUid); 8612 8613 final File originFile = new File(originPath); 8614 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 8615 8616 final Message msg = mHandler.obtainMessage(INIT_COPY); 8617 msg.obj = new InstallParams(origin, observer, installFlags, 8618 installerPackageName, null, verificationParams, user, packageAbiOverride); 8619 mHandler.sendMessage(msg); 8620 } 8621 8622 void installStage(String packageName, File stagedDir, String stagedCid, 8623 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 8624 String installerPackageName, int installerUid, UserHandle user) { 8625 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 8626 params.referrerUri, installerUid, null); 8627 8628 final OriginInfo origin; 8629 if (stagedDir != null) { 8630 origin = OriginInfo.fromStagedFile(stagedDir); 8631 } else { 8632 origin = OriginInfo.fromStagedContainer(stagedCid); 8633 } 8634 8635 final Message msg = mHandler.obtainMessage(INIT_COPY); 8636 msg.obj = new InstallParams(origin, observer, params.installFlags, 8637 installerPackageName, params.volumeUuid, verifParams, user, params.abiOverride); 8638 mHandler.sendMessage(msg); 8639 } 8640 8641 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 8642 Bundle extras = new Bundle(1); 8643 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 8644 8645 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 8646 packageName, extras, null, null, new int[] {userId}); 8647 try { 8648 IActivityManager am = ActivityManagerNative.getDefault(); 8649 final boolean isSystem = 8650 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 8651 if (isSystem && am.isUserRunning(userId, false)) { 8652 // The just-installed/enabled app is bundled on the system, so presumed 8653 // to be able to run automatically without needing an explicit launch. 8654 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 8655 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 8656 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 8657 .setPackage(packageName); 8658 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 8659 android.app.AppOpsManager.OP_NONE, false, false, userId); 8660 } 8661 } catch (RemoteException e) { 8662 // shouldn't happen 8663 Slog.w(TAG, "Unable to bootstrap installed package", e); 8664 } 8665 } 8666 8667 @Override 8668 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 8669 int userId) { 8670 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 8671 PackageSetting pkgSetting; 8672 final int uid = Binder.getCallingUid(); 8673 enforceCrossUserPermission(uid, userId, true, true, 8674 "setApplicationHiddenSetting for user " + userId); 8675 8676 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 8677 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 8678 return false; 8679 } 8680 8681 long callingId = Binder.clearCallingIdentity(); 8682 try { 8683 boolean sendAdded = false; 8684 boolean sendRemoved = false; 8685 // writer 8686 synchronized (mPackages) { 8687 pkgSetting = mSettings.mPackages.get(packageName); 8688 if (pkgSetting == null) { 8689 return false; 8690 } 8691 if (pkgSetting.getHidden(userId) != hidden) { 8692 pkgSetting.setHidden(hidden, userId); 8693 mSettings.writePackageRestrictionsLPr(userId); 8694 if (hidden) { 8695 sendRemoved = true; 8696 } else { 8697 sendAdded = true; 8698 } 8699 } 8700 } 8701 if (sendAdded) { 8702 sendPackageAddedForUser(packageName, pkgSetting, userId); 8703 return true; 8704 } 8705 if (sendRemoved) { 8706 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 8707 "hiding pkg"); 8708 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 8709 } 8710 } finally { 8711 Binder.restoreCallingIdentity(callingId); 8712 } 8713 return false; 8714 } 8715 8716 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 8717 int userId) { 8718 final PackageRemovedInfo info = new PackageRemovedInfo(); 8719 info.removedPackage = packageName; 8720 info.removedUsers = new int[] {userId}; 8721 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 8722 info.sendBroadcast(false, false, false); 8723 } 8724 8725 /** 8726 * Returns true if application is not found or there was an error. Otherwise it returns 8727 * the hidden state of the package for the given user. 8728 */ 8729 @Override 8730 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 8731 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 8732 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 8733 false, "getApplicationHidden for user " + userId); 8734 PackageSetting pkgSetting; 8735 long callingId = Binder.clearCallingIdentity(); 8736 try { 8737 // writer 8738 synchronized (mPackages) { 8739 pkgSetting = mSettings.mPackages.get(packageName); 8740 if (pkgSetting == null) { 8741 return true; 8742 } 8743 return pkgSetting.getHidden(userId); 8744 } 8745 } finally { 8746 Binder.restoreCallingIdentity(callingId); 8747 } 8748 } 8749 8750 /** 8751 * @hide 8752 */ 8753 @Override 8754 public int installExistingPackageAsUser(String packageName, int userId) { 8755 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 8756 null); 8757 PackageSetting pkgSetting; 8758 final int uid = Binder.getCallingUid(); 8759 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 8760 + userId); 8761 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 8762 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 8763 } 8764 8765 long callingId = Binder.clearCallingIdentity(); 8766 try { 8767 boolean sendAdded = false; 8768 Bundle extras = new Bundle(1); 8769 8770 // writer 8771 synchronized (mPackages) { 8772 pkgSetting = mSettings.mPackages.get(packageName); 8773 if (pkgSetting == null) { 8774 return PackageManager.INSTALL_FAILED_INVALID_URI; 8775 } 8776 if (!pkgSetting.getInstalled(userId)) { 8777 pkgSetting.setInstalled(true, userId); 8778 pkgSetting.setHidden(false, userId); 8779 mSettings.writePackageRestrictionsLPr(userId); 8780 sendAdded = true; 8781 } 8782 } 8783 8784 if (sendAdded) { 8785 sendPackageAddedForUser(packageName, pkgSetting, userId); 8786 } 8787 } finally { 8788 Binder.restoreCallingIdentity(callingId); 8789 } 8790 8791 return PackageManager.INSTALL_SUCCEEDED; 8792 } 8793 8794 boolean isUserRestricted(int userId, String restrictionKey) { 8795 Bundle restrictions = sUserManager.getUserRestrictions(userId); 8796 if (restrictions.getBoolean(restrictionKey, false)) { 8797 Log.w(TAG, "User is restricted: " + restrictionKey); 8798 return true; 8799 } 8800 return false; 8801 } 8802 8803 @Override 8804 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 8805 mContext.enforceCallingOrSelfPermission( 8806 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 8807 "Only package verification agents can verify applications"); 8808 8809 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 8810 final PackageVerificationResponse response = new PackageVerificationResponse( 8811 verificationCode, Binder.getCallingUid()); 8812 msg.arg1 = id; 8813 msg.obj = response; 8814 mHandler.sendMessage(msg); 8815 } 8816 8817 @Override 8818 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 8819 long millisecondsToDelay) { 8820 mContext.enforceCallingOrSelfPermission( 8821 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 8822 "Only package verification agents can extend verification timeouts"); 8823 8824 final PackageVerificationState state = mPendingVerification.get(id); 8825 final PackageVerificationResponse response = new PackageVerificationResponse( 8826 verificationCodeAtTimeout, Binder.getCallingUid()); 8827 8828 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 8829 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 8830 } 8831 if (millisecondsToDelay < 0) { 8832 millisecondsToDelay = 0; 8833 } 8834 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 8835 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 8836 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 8837 } 8838 8839 if ((state != null) && !state.timeoutExtended()) { 8840 state.extendTimeout(); 8841 8842 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 8843 msg.arg1 = id; 8844 msg.obj = response; 8845 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 8846 } 8847 } 8848 8849 private void broadcastPackageVerified(int verificationId, Uri packageUri, 8850 int verificationCode, UserHandle user) { 8851 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 8852 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 8853 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 8854 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 8855 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 8856 8857 mContext.sendBroadcastAsUser(intent, user, 8858 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 8859 } 8860 8861 private ComponentName matchComponentForVerifier(String packageName, 8862 List<ResolveInfo> receivers) { 8863 ActivityInfo targetReceiver = null; 8864 8865 final int NR = receivers.size(); 8866 for (int i = 0; i < NR; i++) { 8867 final ResolveInfo info = receivers.get(i); 8868 if (info.activityInfo == null) { 8869 continue; 8870 } 8871 8872 if (packageName.equals(info.activityInfo.packageName)) { 8873 targetReceiver = info.activityInfo; 8874 break; 8875 } 8876 } 8877 8878 if (targetReceiver == null) { 8879 return null; 8880 } 8881 8882 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 8883 } 8884 8885 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 8886 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 8887 if (pkgInfo.verifiers.length == 0) { 8888 return null; 8889 } 8890 8891 final int N = pkgInfo.verifiers.length; 8892 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 8893 for (int i = 0; i < N; i++) { 8894 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 8895 8896 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 8897 receivers); 8898 if (comp == null) { 8899 continue; 8900 } 8901 8902 final int verifierUid = getUidForVerifier(verifierInfo); 8903 if (verifierUid == -1) { 8904 continue; 8905 } 8906 8907 if (DEBUG_VERIFY) { 8908 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 8909 + " with the correct signature"); 8910 } 8911 sufficientVerifiers.add(comp); 8912 verificationState.addSufficientVerifier(verifierUid); 8913 } 8914 8915 return sufficientVerifiers; 8916 } 8917 8918 private int getUidForVerifier(VerifierInfo verifierInfo) { 8919 synchronized (mPackages) { 8920 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 8921 if (pkg == null) { 8922 return -1; 8923 } else if (pkg.mSignatures.length != 1) { 8924 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 8925 + " has more than one signature; ignoring"); 8926 return -1; 8927 } 8928 8929 /* 8930 * If the public key of the package's signature does not match 8931 * our expected public key, then this is a different package and 8932 * we should skip. 8933 */ 8934 8935 final byte[] expectedPublicKey; 8936 try { 8937 final Signature verifierSig = pkg.mSignatures[0]; 8938 final PublicKey publicKey = verifierSig.getPublicKey(); 8939 expectedPublicKey = publicKey.getEncoded(); 8940 } catch (CertificateException e) { 8941 return -1; 8942 } 8943 8944 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 8945 8946 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 8947 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 8948 + " does not have the expected public key; ignoring"); 8949 return -1; 8950 } 8951 8952 return pkg.applicationInfo.uid; 8953 } 8954 } 8955 8956 @Override 8957 public void finishPackageInstall(int token) { 8958 enforceSystemOrRoot("Only the system is allowed to finish installs"); 8959 8960 if (DEBUG_INSTALL) { 8961 Slog.v(TAG, "BM finishing package install for " + token); 8962 } 8963 8964 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 8965 mHandler.sendMessage(msg); 8966 } 8967 8968 /** 8969 * Get the verification agent timeout. 8970 * 8971 * @return verification timeout in milliseconds 8972 */ 8973 private long getVerificationTimeout() { 8974 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 8975 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 8976 DEFAULT_VERIFICATION_TIMEOUT); 8977 } 8978 8979 /** 8980 * Get the default verification agent response code. 8981 * 8982 * @return default verification response code 8983 */ 8984 private int getDefaultVerificationResponse() { 8985 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8986 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 8987 DEFAULT_VERIFICATION_RESPONSE); 8988 } 8989 8990 /** 8991 * Check whether or not package verification has been enabled. 8992 * 8993 * @return true if verification should be performed 8994 */ 8995 private boolean isVerificationEnabled(int userId, int installFlags) { 8996 if (!DEFAULT_VERIFY_ENABLE) { 8997 return false; 8998 } 8999 9000 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 9001 9002 // Check if installing from ADB 9003 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 9004 // Do not run verification in a test harness environment 9005 if (ActivityManager.isRunningInTestHarness()) { 9006 return false; 9007 } 9008 if (ensureVerifyAppsEnabled) { 9009 return true; 9010 } 9011 // Check if the developer does not want package verification for ADB installs 9012 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9013 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 9014 return false; 9015 } 9016 } 9017 9018 if (ensureVerifyAppsEnabled) { 9019 return true; 9020 } 9021 9022 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9023 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 9024 } 9025 9026 @Override 9027 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 9028 throws RemoteException { 9029 mContext.enforceCallingOrSelfPermission( 9030 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 9031 "Only intentfilter verification agents can verify applications"); 9032 9033 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 9034 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 9035 Binder.getCallingUid(), verificationCode, failedDomains); 9036 msg.arg1 = id; 9037 msg.obj = response; 9038 mHandler.sendMessage(msg); 9039 } 9040 9041 @Override 9042 public int getIntentVerificationStatus(String packageName, int userId) { 9043 synchronized (mPackages) { 9044 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 9045 } 9046 } 9047 9048 @Override 9049 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 9050 boolean result = false; 9051 synchronized (mPackages) { 9052 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 9053 } 9054 scheduleWritePackageRestrictionsLocked(userId); 9055 return result; 9056 } 9057 9058 @Override 9059 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 9060 synchronized (mPackages) { 9061 return mSettings.getIntentFilterVerificationsLPr(packageName); 9062 } 9063 } 9064 9065 @Override 9066 public List<IntentFilter> getAllIntentFilters(String packageName) { 9067 if (TextUtils.isEmpty(packageName)) { 9068 return Collections.<IntentFilter>emptyList(); 9069 } 9070 synchronized (mPackages) { 9071 PackageParser.Package pkg = mPackages.get(packageName); 9072 if (pkg == null || pkg.activities == null) { 9073 return Collections.<IntentFilter>emptyList(); 9074 } 9075 final int count = pkg.activities.size(); 9076 ArrayList<IntentFilter> result = new ArrayList<>(); 9077 for (int n=0; n<count; n++) { 9078 PackageParser.Activity activity = pkg.activities.get(n); 9079 if (activity.intents != null || activity.intents.size() > 0) { 9080 result.addAll(activity.intents); 9081 } 9082 } 9083 return result; 9084 } 9085 } 9086 9087 /** 9088 * Get the "allow unknown sources" setting. 9089 * 9090 * @return the current "allow unknown sources" setting 9091 */ 9092 private int getUnknownSourcesSettings() { 9093 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9094 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 9095 -1); 9096 } 9097 9098 @Override 9099 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 9100 final int uid = Binder.getCallingUid(); 9101 // writer 9102 synchronized (mPackages) { 9103 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 9104 if (targetPackageSetting == null) { 9105 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 9106 } 9107 9108 PackageSetting installerPackageSetting; 9109 if (installerPackageName != null) { 9110 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 9111 if (installerPackageSetting == null) { 9112 throw new IllegalArgumentException("Unknown installer package: " 9113 + installerPackageName); 9114 } 9115 } else { 9116 installerPackageSetting = null; 9117 } 9118 9119 Signature[] callerSignature; 9120 Object obj = mSettings.getUserIdLPr(uid); 9121 if (obj != null) { 9122 if (obj instanceof SharedUserSetting) { 9123 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 9124 } else if (obj instanceof PackageSetting) { 9125 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 9126 } else { 9127 throw new SecurityException("Bad object " + obj + " for uid " + uid); 9128 } 9129 } else { 9130 throw new SecurityException("Unknown calling uid " + uid); 9131 } 9132 9133 // Verify: can't set installerPackageName to a package that is 9134 // not signed with the same cert as the caller. 9135 if (installerPackageSetting != null) { 9136 if (compareSignatures(callerSignature, 9137 installerPackageSetting.signatures.mSignatures) 9138 != PackageManager.SIGNATURE_MATCH) { 9139 throw new SecurityException( 9140 "Caller does not have same cert as new installer package " 9141 + installerPackageName); 9142 } 9143 } 9144 9145 // Verify: if target already has an installer package, it must 9146 // be signed with the same cert as the caller. 9147 if (targetPackageSetting.installerPackageName != null) { 9148 PackageSetting setting = mSettings.mPackages.get( 9149 targetPackageSetting.installerPackageName); 9150 // If the currently set package isn't valid, then it's always 9151 // okay to change it. 9152 if (setting != null) { 9153 if (compareSignatures(callerSignature, 9154 setting.signatures.mSignatures) 9155 != PackageManager.SIGNATURE_MATCH) { 9156 throw new SecurityException( 9157 "Caller does not have same cert as old installer package " 9158 + targetPackageSetting.installerPackageName); 9159 } 9160 } 9161 } 9162 9163 // Okay! 9164 targetPackageSetting.installerPackageName = installerPackageName; 9165 scheduleWriteSettingsLocked(); 9166 } 9167 } 9168 9169 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 9170 // Queue up an async operation since the package installation may take a little while. 9171 mHandler.post(new Runnable() { 9172 public void run() { 9173 mHandler.removeCallbacks(this); 9174 // Result object to be returned 9175 PackageInstalledInfo res = new PackageInstalledInfo(); 9176 res.returnCode = currentStatus; 9177 res.uid = -1; 9178 res.pkg = null; 9179 res.removedInfo = new PackageRemovedInfo(); 9180 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 9181 args.doPreInstall(res.returnCode); 9182 synchronized (mInstallLock) { 9183 installPackageLI(args, res); 9184 } 9185 args.doPostInstall(res.returnCode, res.uid); 9186 } 9187 9188 // A restore should be performed at this point if (a) the install 9189 // succeeded, (b) the operation is not an update, and (c) the new 9190 // package has not opted out of backup participation. 9191 final boolean update = res.removedInfo.removedPackage != null; 9192 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 9193 boolean doRestore = !update 9194 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 9195 9196 // Set up the post-install work request bookkeeping. This will be used 9197 // and cleaned up by the post-install event handling regardless of whether 9198 // there's a restore pass performed. Token values are >= 1. 9199 int token; 9200 if (mNextInstallToken < 0) mNextInstallToken = 1; 9201 token = mNextInstallToken++; 9202 9203 PostInstallData data = new PostInstallData(args, res); 9204 mRunningInstalls.put(token, data); 9205 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 9206 9207 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 9208 // Pass responsibility to the Backup Manager. It will perform a 9209 // restore if appropriate, then pass responsibility back to the 9210 // Package Manager to run the post-install observer callbacks 9211 // and broadcasts. 9212 IBackupManager bm = IBackupManager.Stub.asInterface( 9213 ServiceManager.getService(Context.BACKUP_SERVICE)); 9214 if (bm != null) { 9215 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 9216 + " to BM for possible restore"); 9217 try { 9218 if (bm.isBackupServiceActive(UserHandle.USER_OWNER)) { 9219 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 9220 } else { 9221 doRestore = false; 9222 } 9223 } catch (RemoteException e) { 9224 // can't happen; the backup manager is local 9225 } catch (Exception e) { 9226 Slog.e(TAG, "Exception trying to enqueue restore", e); 9227 doRestore = false; 9228 } 9229 } else { 9230 Slog.e(TAG, "Backup Manager not found!"); 9231 doRestore = false; 9232 } 9233 } 9234 9235 if (!doRestore) { 9236 // No restore possible, or the Backup Manager was mysteriously not 9237 // available -- just fire the post-install work request directly. 9238 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 9239 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9240 mHandler.sendMessage(msg); 9241 } 9242 } 9243 }); 9244 } 9245 9246 private abstract class HandlerParams { 9247 private static final int MAX_RETRIES = 4; 9248 9249 /** 9250 * Number of times startCopy() has been attempted and had a non-fatal 9251 * error. 9252 */ 9253 private int mRetries = 0; 9254 9255 /** User handle for the user requesting the information or installation. */ 9256 private final UserHandle mUser; 9257 9258 HandlerParams(UserHandle user) { 9259 mUser = user; 9260 } 9261 9262 UserHandle getUser() { 9263 return mUser; 9264 } 9265 9266 final boolean startCopy() { 9267 boolean res; 9268 try { 9269 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 9270 9271 if (++mRetries > MAX_RETRIES) { 9272 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 9273 mHandler.sendEmptyMessage(MCS_GIVE_UP); 9274 handleServiceError(); 9275 return false; 9276 } else { 9277 handleStartCopy(); 9278 res = true; 9279 } 9280 } catch (RemoteException e) { 9281 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 9282 mHandler.sendEmptyMessage(MCS_RECONNECT); 9283 res = false; 9284 } 9285 handleReturnCode(); 9286 return res; 9287 } 9288 9289 final void serviceError() { 9290 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 9291 handleServiceError(); 9292 handleReturnCode(); 9293 } 9294 9295 abstract void handleStartCopy() throws RemoteException; 9296 abstract void handleServiceError(); 9297 abstract void handleReturnCode(); 9298 } 9299 9300 class MeasureParams extends HandlerParams { 9301 private final PackageStats mStats; 9302 private boolean mSuccess; 9303 9304 private final IPackageStatsObserver mObserver; 9305 9306 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 9307 super(new UserHandle(stats.userHandle)); 9308 mObserver = observer; 9309 mStats = stats; 9310 } 9311 9312 @Override 9313 public String toString() { 9314 return "MeasureParams{" 9315 + Integer.toHexString(System.identityHashCode(this)) 9316 + " " + mStats.packageName + "}"; 9317 } 9318 9319 @Override 9320 void handleStartCopy() throws RemoteException { 9321 synchronized (mInstallLock) { 9322 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 9323 } 9324 9325 if (mSuccess) { 9326 final boolean mounted; 9327 if (Environment.isExternalStorageEmulated()) { 9328 mounted = true; 9329 } else { 9330 final String status = Environment.getExternalStorageState(); 9331 mounted = (Environment.MEDIA_MOUNTED.equals(status) 9332 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 9333 } 9334 9335 if (mounted) { 9336 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 9337 9338 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 9339 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 9340 9341 mStats.externalDataSize = calculateDirectorySize(mContainerService, 9342 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 9343 9344 // Always subtract cache size, since it's a subdirectory 9345 mStats.externalDataSize -= mStats.externalCacheSize; 9346 9347 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 9348 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 9349 9350 mStats.externalObbSize = calculateDirectorySize(mContainerService, 9351 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 9352 } 9353 } 9354 } 9355 9356 @Override 9357 void handleReturnCode() { 9358 if (mObserver != null) { 9359 try { 9360 mObserver.onGetStatsCompleted(mStats, mSuccess); 9361 } catch (RemoteException e) { 9362 Slog.i(TAG, "Observer no longer exists."); 9363 } 9364 } 9365 } 9366 9367 @Override 9368 void handleServiceError() { 9369 Slog.e(TAG, "Could not measure application " + mStats.packageName 9370 + " external storage"); 9371 } 9372 } 9373 9374 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 9375 throws RemoteException { 9376 long result = 0; 9377 for (File path : paths) { 9378 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 9379 } 9380 return result; 9381 } 9382 9383 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 9384 for (File path : paths) { 9385 try { 9386 mcs.clearDirectory(path.getAbsolutePath()); 9387 } catch (RemoteException e) { 9388 } 9389 } 9390 } 9391 9392 static class OriginInfo { 9393 /** 9394 * Location where install is coming from, before it has been 9395 * copied/renamed into place. This could be a single monolithic APK 9396 * file, or a cluster directory. This location may be untrusted. 9397 */ 9398 final File file; 9399 final String cid; 9400 9401 /** 9402 * Flag indicating that {@link #file} or {@link #cid} has already been 9403 * staged, meaning downstream users don't need to defensively copy the 9404 * contents. 9405 */ 9406 final boolean staged; 9407 9408 /** 9409 * Flag indicating that {@link #file} or {@link #cid} is an already 9410 * installed app that is being moved. 9411 */ 9412 final boolean existing; 9413 9414 final String resolvedPath; 9415 final File resolvedFile; 9416 9417 static OriginInfo fromNothing() { 9418 return new OriginInfo(null, null, false, false); 9419 } 9420 9421 static OriginInfo fromUntrustedFile(File file) { 9422 return new OriginInfo(file, null, false, false); 9423 } 9424 9425 static OriginInfo fromExistingFile(File file) { 9426 return new OriginInfo(file, null, false, true); 9427 } 9428 9429 static OriginInfo fromStagedFile(File file) { 9430 return new OriginInfo(file, null, true, false); 9431 } 9432 9433 static OriginInfo fromStagedContainer(String cid) { 9434 return new OriginInfo(null, cid, true, false); 9435 } 9436 9437 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 9438 this.file = file; 9439 this.cid = cid; 9440 this.staged = staged; 9441 this.existing = existing; 9442 9443 if (cid != null) { 9444 resolvedPath = PackageHelper.getSdDir(cid); 9445 resolvedFile = new File(resolvedPath); 9446 } else if (file != null) { 9447 resolvedPath = file.getAbsolutePath(); 9448 resolvedFile = file; 9449 } else { 9450 resolvedPath = null; 9451 resolvedFile = null; 9452 } 9453 } 9454 } 9455 9456 class InstallParams extends HandlerParams { 9457 final OriginInfo origin; 9458 final IPackageInstallObserver2 observer; 9459 int installFlags; 9460 final String installerPackageName; 9461 final String volumeUuid; 9462 final VerificationParams verificationParams; 9463 private InstallArgs mArgs; 9464 private int mRet; 9465 final String packageAbiOverride; 9466 9467 InstallParams(OriginInfo origin, IPackageInstallObserver2 observer, int installFlags, 9468 String installerPackageName, String volumeUuid, 9469 VerificationParams verificationParams, UserHandle user, String packageAbiOverride) { 9470 super(user); 9471 this.origin = origin; 9472 this.observer = observer; 9473 this.installFlags = installFlags; 9474 this.installerPackageName = installerPackageName; 9475 this.volumeUuid = volumeUuid; 9476 this.verificationParams = verificationParams; 9477 this.packageAbiOverride = packageAbiOverride; 9478 } 9479 9480 @Override 9481 public String toString() { 9482 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 9483 + " file=" + origin.file + " cid=" + origin.cid + "}"; 9484 } 9485 9486 public ManifestDigest getManifestDigest() { 9487 if (verificationParams == null) { 9488 return null; 9489 } 9490 return verificationParams.getManifestDigest(); 9491 } 9492 9493 private int installLocationPolicy(PackageInfoLite pkgLite) { 9494 String packageName = pkgLite.packageName; 9495 int installLocation = pkgLite.installLocation; 9496 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 9497 // reader 9498 synchronized (mPackages) { 9499 PackageParser.Package pkg = mPackages.get(packageName); 9500 if (pkg != null) { 9501 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 9502 // Check for downgrading. 9503 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 9504 try { 9505 checkDowngrade(pkg, pkgLite); 9506 } catch (PackageManagerException e) { 9507 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 9508 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 9509 } 9510 } 9511 // Check for updated system application. 9512 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 9513 if (onSd) { 9514 Slog.w(TAG, "Cannot install update to system app on sdcard"); 9515 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 9516 } 9517 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 9518 } else { 9519 if (onSd) { 9520 // Install flag overrides everything. 9521 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 9522 } 9523 // If current upgrade specifies particular preference 9524 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 9525 // Application explicitly specified internal. 9526 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 9527 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 9528 // App explictly prefers external. Let policy decide 9529 } else { 9530 // Prefer previous location 9531 if (isExternal(pkg)) { 9532 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 9533 } 9534 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 9535 } 9536 } 9537 } else { 9538 // Invalid install. Return error code 9539 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 9540 } 9541 } 9542 } 9543 // All the special cases have been taken care of. 9544 // Return result based on recommended install location. 9545 if (onSd) { 9546 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 9547 } 9548 return pkgLite.recommendedInstallLocation; 9549 } 9550 9551 /* 9552 * Invoke remote method to get package information and install 9553 * location values. Override install location based on default 9554 * policy if needed and then create install arguments based 9555 * on the install location. 9556 */ 9557 public void handleStartCopy() throws RemoteException { 9558 int ret = PackageManager.INSTALL_SUCCEEDED; 9559 9560 // If we're already staged, we've firmly committed to an install location 9561 if (origin.staged) { 9562 if (origin.file != null) { 9563 installFlags |= PackageManager.INSTALL_INTERNAL; 9564 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 9565 } else if (origin.cid != null) { 9566 installFlags |= PackageManager.INSTALL_EXTERNAL; 9567 installFlags &= ~PackageManager.INSTALL_INTERNAL; 9568 } else { 9569 throw new IllegalStateException("Invalid stage location"); 9570 } 9571 } 9572 9573 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 9574 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 9575 9576 PackageInfoLite pkgLite = null; 9577 9578 if (onInt && onSd) { 9579 // Check if both bits are set. 9580 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 9581 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 9582 } else { 9583 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 9584 packageAbiOverride); 9585 9586 /* 9587 * If we have too little free space, try to free cache 9588 * before giving up. 9589 */ 9590 if (!origin.staged && pkgLite.recommendedInstallLocation 9591 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 9592 // TODO: focus freeing disk space on the target device 9593 final StorageManager storage = StorageManager.from(mContext); 9594 final long lowThreshold = storage.getStorageLowBytes( 9595 Environment.getDataDirectory()); 9596 9597 final long sizeBytes = mContainerService.calculateInstalledSize( 9598 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 9599 9600 if (mInstaller.freeCache(sizeBytes + lowThreshold) >= 0) { 9601 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 9602 installFlags, packageAbiOverride); 9603 } 9604 9605 /* 9606 * The cache free must have deleted the file we 9607 * downloaded to install. 9608 * 9609 * TODO: fix the "freeCache" call to not delete 9610 * the file we care about. 9611 */ 9612 if (pkgLite.recommendedInstallLocation 9613 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 9614 pkgLite.recommendedInstallLocation 9615 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 9616 } 9617 } 9618 } 9619 9620 if (ret == PackageManager.INSTALL_SUCCEEDED) { 9621 int loc = pkgLite.recommendedInstallLocation; 9622 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 9623 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 9624 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 9625 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 9626 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 9627 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 9628 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 9629 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 9630 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 9631 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 9632 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 9633 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 9634 } else { 9635 // Override with defaults if needed. 9636 loc = installLocationPolicy(pkgLite); 9637 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 9638 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 9639 } else if (!onSd && !onInt) { 9640 // Override install location with flags 9641 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 9642 // Set the flag to install on external media. 9643 installFlags |= PackageManager.INSTALL_EXTERNAL; 9644 installFlags &= ~PackageManager.INSTALL_INTERNAL; 9645 } else { 9646 // Make sure the flag for installing on external 9647 // media is unset 9648 installFlags |= PackageManager.INSTALL_INTERNAL; 9649 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 9650 } 9651 } 9652 } 9653 } 9654 9655 final InstallArgs args = createInstallArgs(this); 9656 mArgs = args; 9657 9658 if (ret == PackageManager.INSTALL_SUCCEEDED) { 9659 /* 9660 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 9661 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 9662 */ 9663 int userIdentifier = getUser().getIdentifier(); 9664 if (userIdentifier == UserHandle.USER_ALL 9665 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 9666 userIdentifier = UserHandle.USER_OWNER; 9667 } 9668 9669 /* 9670 * Determine if we have any installed package verifiers. If we 9671 * do, then we'll defer to them to verify the packages. 9672 */ 9673 final int requiredUid = mRequiredVerifierPackage == null ? -1 9674 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 9675 if (!origin.existing && requiredUid != -1 9676 && isVerificationEnabled(userIdentifier, installFlags)) { 9677 final Intent verification = new Intent( 9678 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 9679 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 9680 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 9681 PACKAGE_MIME_TYPE); 9682 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9683 9684 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 9685 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 9686 0 /* TODO: Which userId? */); 9687 9688 if (DEBUG_VERIFY) { 9689 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 9690 + verification.toString() + " with " + pkgLite.verifiers.length 9691 + " optional verifiers"); 9692 } 9693 9694 final int verificationId = mPendingVerificationToken++; 9695 9696 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9697 9698 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 9699 installerPackageName); 9700 9701 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 9702 installFlags); 9703 9704 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 9705 pkgLite.packageName); 9706 9707 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 9708 pkgLite.versionCode); 9709 9710 if (verificationParams != null) { 9711 if (verificationParams.getVerificationURI() != null) { 9712 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 9713 verificationParams.getVerificationURI()); 9714 } 9715 if (verificationParams.getOriginatingURI() != null) { 9716 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 9717 verificationParams.getOriginatingURI()); 9718 } 9719 if (verificationParams.getReferrer() != null) { 9720 verification.putExtra(Intent.EXTRA_REFERRER, 9721 verificationParams.getReferrer()); 9722 } 9723 if (verificationParams.getOriginatingUid() >= 0) { 9724 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 9725 verificationParams.getOriginatingUid()); 9726 } 9727 if (verificationParams.getInstallerUid() >= 0) { 9728 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 9729 verificationParams.getInstallerUid()); 9730 } 9731 } 9732 9733 final PackageVerificationState verificationState = new PackageVerificationState( 9734 requiredUid, args); 9735 9736 mPendingVerification.append(verificationId, verificationState); 9737 9738 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 9739 receivers, verificationState); 9740 9741 /* 9742 * If any sufficient verifiers were listed in the package 9743 * manifest, attempt to ask them. 9744 */ 9745 if (sufficientVerifiers != null) { 9746 final int N = sufficientVerifiers.size(); 9747 if (N == 0) { 9748 Slog.i(TAG, "Additional verifiers required, but none installed."); 9749 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 9750 } else { 9751 for (int i = 0; i < N; i++) { 9752 final ComponentName verifierComponent = sufficientVerifiers.get(i); 9753 9754 final Intent sufficientIntent = new Intent(verification); 9755 sufficientIntent.setComponent(verifierComponent); 9756 9757 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 9758 } 9759 } 9760 } 9761 9762 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 9763 mRequiredVerifierPackage, receivers); 9764 if (ret == PackageManager.INSTALL_SUCCEEDED 9765 && mRequiredVerifierPackage != null) { 9766 /* 9767 * Send the intent to the required verification agent, 9768 * but only start the verification timeout after the 9769 * target BroadcastReceivers have run. 9770 */ 9771 verification.setComponent(requiredVerifierComponent); 9772 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 9773 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9774 new BroadcastReceiver() { 9775 @Override 9776 public void onReceive(Context context, Intent intent) { 9777 final Message msg = mHandler 9778 .obtainMessage(CHECK_PENDING_VERIFICATION); 9779 msg.arg1 = verificationId; 9780 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 9781 } 9782 }, null, 0, null, null); 9783 9784 /* 9785 * We don't want the copy to proceed until verification 9786 * succeeds, so null out this field. 9787 */ 9788 mArgs = null; 9789 } 9790 } else { 9791 /* 9792 * No package verification is enabled, so immediately start 9793 * the remote call to initiate copy using temporary file. 9794 */ 9795 ret = args.copyApk(mContainerService, true); 9796 } 9797 } 9798 9799 mRet = ret; 9800 } 9801 9802 @Override 9803 void handleReturnCode() { 9804 // If mArgs is null, then MCS couldn't be reached. When it 9805 // reconnects, it will try again to install. At that point, this 9806 // will succeed. 9807 if (mArgs != null) { 9808 processPendingInstall(mArgs, mRet); 9809 } 9810 } 9811 9812 @Override 9813 void handleServiceError() { 9814 mArgs = createInstallArgs(this); 9815 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 9816 } 9817 9818 public boolean isForwardLocked() { 9819 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 9820 } 9821 } 9822 9823 /** 9824 * Used during creation of InstallArgs 9825 * 9826 * @param installFlags package installation flags 9827 * @return true if should be installed on external storage 9828 */ 9829 private static boolean installOnExternalAsec(int installFlags) { 9830 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 9831 return false; 9832 } 9833 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 9834 return true; 9835 } 9836 return false; 9837 } 9838 9839 /** 9840 * Used during creation of InstallArgs 9841 * 9842 * @param installFlags package installation flags 9843 * @return true if should be installed as forward locked 9844 */ 9845 private static boolean installForwardLocked(int installFlags) { 9846 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 9847 } 9848 9849 private InstallArgs createInstallArgs(InstallParams params) { 9850 if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 9851 return new AsecInstallArgs(params); 9852 } else { 9853 return new FileInstallArgs(params); 9854 } 9855 } 9856 9857 /** 9858 * Create args that describe an existing installed package. Typically used 9859 * when cleaning up old installs, or used as a move source. 9860 */ 9861 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 9862 String resourcePath, String nativeLibraryRoot, String[] instructionSets) { 9863 final boolean isInAsec; 9864 if (installOnExternalAsec(installFlags)) { 9865 /* Apps on SD card are always in ASEC containers. */ 9866 isInAsec = true; 9867 } else if (installForwardLocked(installFlags) 9868 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 9869 /* 9870 * Forward-locked apps are only in ASEC containers if they're the 9871 * new style 9872 */ 9873 isInAsec = true; 9874 } else { 9875 isInAsec = false; 9876 } 9877 9878 if (isInAsec) { 9879 return new AsecInstallArgs(codePath, instructionSets, 9880 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 9881 } else { 9882 return new FileInstallArgs(codePath, resourcePath, nativeLibraryRoot, 9883 instructionSets); 9884 } 9885 } 9886 9887 static abstract class InstallArgs { 9888 /** @see InstallParams#origin */ 9889 final OriginInfo origin; 9890 9891 final IPackageInstallObserver2 observer; 9892 // Always refers to PackageManager flags only 9893 final int installFlags; 9894 final String installerPackageName; 9895 final String volumeUuid; 9896 final ManifestDigest manifestDigest; 9897 final UserHandle user; 9898 final String abiOverride; 9899 9900 // The list of instruction sets supported by this app. This is currently 9901 // only used during the rmdex() phase to clean up resources. We can get rid of this 9902 // if we move dex files under the common app path. 9903 /* nullable */ String[] instructionSets; 9904 9905 InstallArgs(OriginInfo origin, IPackageInstallObserver2 observer, int installFlags, 9906 String installerPackageName, String volumeUuid, ManifestDigest manifestDigest, 9907 UserHandle user, String[] instructionSets, String abiOverride) { 9908 this.origin = origin; 9909 this.installFlags = installFlags; 9910 this.observer = observer; 9911 this.installerPackageName = installerPackageName; 9912 this.volumeUuid = volumeUuid; 9913 this.manifestDigest = manifestDigest; 9914 this.user = user; 9915 this.instructionSets = instructionSets; 9916 this.abiOverride = abiOverride; 9917 } 9918 9919 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 9920 abstract int doPreInstall(int status); 9921 9922 /** 9923 * Rename package into final resting place. All paths on the given 9924 * scanned package should be updated to reflect the rename. 9925 */ 9926 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 9927 abstract int doPostInstall(int status, int uid); 9928 9929 /** @see PackageSettingBase#codePathString */ 9930 abstract String getCodePath(); 9931 /** @see PackageSettingBase#resourcePathString */ 9932 abstract String getResourcePath(); 9933 abstract String getLegacyNativeLibraryPath(); 9934 9935 // Need installer lock especially for dex file removal. 9936 abstract void cleanUpResourcesLI(); 9937 abstract boolean doPostDeleteLI(boolean delete); 9938 abstract boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException; 9939 9940 /** 9941 * Called before the source arguments are copied. This is used mostly 9942 * for MoveParams when it needs to read the source file to put it in the 9943 * destination. 9944 */ 9945 int doPreCopy() { 9946 return PackageManager.INSTALL_SUCCEEDED; 9947 } 9948 9949 /** 9950 * Called after the source arguments are copied. This is used mostly for 9951 * MoveParams when it needs to read the source file to put it in the 9952 * destination. 9953 * 9954 * @return 9955 */ 9956 int doPostCopy(int uid) { 9957 return PackageManager.INSTALL_SUCCEEDED; 9958 } 9959 9960 protected boolean isFwdLocked() { 9961 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 9962 } 9963 9964 protected boolean isExternalAsec() { 9965 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 9966 } 9967 9968 UserHandle getUser() { 9969 return user; 9970 } 9971 } 9972 9973 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 9974 if (!allCodePaths.isEmpty()) { 9975 if (instructionSets == null) { 9976 throw new IllegalStateException("instructionSet == null"); 9977 } 9978 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 9979 for (String codePath : allCodePaths) { 9980 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 9981 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 9982 if (retCode < 0) { 9983 Slog.w(TAG, "Couldn't remove dex file for package: " 9984 + " at location " + codePath + ", retcode=" + retCode); 9985 // we don't consider this to be a failure of the core package deletion 9986 } 9987 } 9988 } 9989 } 9990 } 9991 9992 /** 9993 * Logic to handle installation of non-ASEC applications, including copying 9994 * and renaming logic. 9995 */ 9996 class FileInstallArgs extends InstallArgs { 9997 private File codeFile; 9998 private File resourceFile; 9999 private File legacyNativeLibraryPath; 10000 10001 // Example topology: 10002 // /data/app/com.example/base.apk 10003 // /data/app/com.example/split_foo.apk 10004 // /data/app/com.example/lib/arm/libfoo.so 10005 // /data/app/com.example/lib/arm64/libfoo.so 10006 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 10007 10008 /** New install */ 10009 FileInstallArgs(InstallParams params) { 10010 super(params.origin, params.observer, params.installFlags, 10011 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10012 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10013 if (isFwdLocked()) { 10014 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 10015 } 10016 } 10017 10018 /** Existing install */ 10019 FileInstallArgs(String codePath, String resourcePath, String legacyNativeLibraryPath, 10020 String[] instructionSets) { 10021 super(OriginInfo.fromNothing(), null, 0, null, null, null, null, instructionSets, null); 10022 this.codeFile = (codePath != null) ? new File(codePath) : null; 10023 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 10024 this.legacyNativeLibraryPath = (legacyNativeLibraryPath != null) ? 10025 new File(legacyNativeLibraryPath) : null; 10026 } 10027 10028 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 10029 final long sizeBytes = imcs.calculateInstalledSize(origin.file.getAbsolutePath(), 10030 isFwdLocked(), abiOverride); 10031 10032 final StorageManager storage = StorageManager.from(mContext); 10033 return (sizeBytes <= storage.getStorageBytesUntilLow(Environment.getDataDirectory())); 10034 } 10035 10036 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10037 if (origin.staged) { 10038 Slog.d(TAG, origin.file + " already staged; skipping copy"); 10039 codeFile = origin.file; 10040 resourceFile = origin.file; 10041 return PackageManager.INSTALL_SUCCEEDED; 10042 } 10043 10044 try { 10045 final File tempDir = mInstallerService.allocateStageDirLegacy(volumeUuid); 10046 codeFile = tempDir; 10047 resourceFile = tempDir; 10048 } catch (IOException e) { 10049 Slog.w(TAG, "Failed to create copy file: " + e); 10050 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10051 } 10052 10053 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 10054 @Override 10055 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 10056 if (!FileUtils.isValidExtFilename(name)) { 10057 throw new IllegalArgumentException("Invalid filename: " + name); 10058 } 10059 try { 10060 final File file = new File(codeFile, name); 10061 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 10062 O_RDWR | O_CREAT, 0644); 10063 Os.chmod(file.getAbsolutePath(), 0644); 10064 return new ParcelFileDescriptor(fd); 10065 } catch (ErrnoException e) { 10066 throw new RemoteException("Failed to open: " + e.getMessage()); 10067 } 10068 } 10069 }; 10070 10071 int ret = PackageManager.INSTALL_SUCCEEDED; 10072 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 10073 if (ret != PackageManager.INSTALL_SUCCEEDED) { 10074 Slog.e(TAG, "Failed to copy package"); 10075 return ret; 10076 } 10077 10078 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 10079 NativeLibraryHelper.Handle handle = null; 10080 try { 10081 handle = NativeLibraryHelper.Handle.create(codeFile); 10082 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 10083 abiOverride); 10084 } catch (IOException e) { 10085 Slog.e(TAG, "Copying native libraries failed", e); 10086 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10087 } finally { 10088 IoUtils.closeQuietly(handle); 10089 } 10090 10091 return ret; 10092 } 10093 10094 int doPreInstall(int status) { 10095 if (status != PackageManager.INSTALL_SUCCEEDED) { 10096 cleanUp(); 10097 } 10098 return status; 10099 } 10100 10101 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10102 if (status != PackageManager.INSTALL_SUCCEEDED) { 10103 cleanUp(); 10104 return false; 10105 } else { 10106 final File targetDir = codeFile.getParentFile(); 10107 final File beforeCodeFile = codeFile; 10108 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 10109 10110 Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 10111 try { 10112 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 10113 } catch (ErrnoException e) { 10114 Slog.d(TAG, "Failed to rename", e); 10115 return false; 10116 } 10117 10118 if (!SELinux.restoreconRecursive(afterCodeFile)) { 10119 Slog.d(TAG, "Failed to restorecon"); 10120 return false; 10121 } 10122 10123 // Reflect the rename internally 10124 codeFile = afterCodeFile; 10125 resourceFile = afterCodeFile; 10126 10127 // Reflect the rename in scanned details 10128 pkg.codePath = afterCodeFile.getAbsolutePath(); 10129 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10130 pkg.baseCodePath); 10131 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10132 pkg.splitCodePaths); 10133 10134 // Reflect the rename in app info 10135 pkg.applicationInfo.setCodePath(pkg.codePath); 10136 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 10137 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 10138 pkg.applicationInfo.setResourcePath(pkg.codePath); 10139 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 10140 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 10141 10142 return true; 10143 } 10144 } 10145 10146 int doPostInstall(int status, int uid) { 10147 if (status != PackageManager.INSTALL_SUCCEEDED) { 10148 cleanUp(); 10149 } 10150 return status; 10151 } 10152 10153 @Override 10154 String getCodePath() { 10155 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 10156 } 10157 10158 @Override 10159 String getResourcePath() { 10160 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 10161 } 10162 10163 @Override 10164 String getLegacyNativeLibraryPath() { 10165 return (legacyNativeLibraryPath != null) ? legacyNativeLibraryPath.getAbsolutePath() : null; 10166 } 10167 10168 private boolean cleanUp() { 10169 if (codeFile == null || !codeFile.exists()) { 10170 return false; 10171 } 10172 10173 if (codeFile.isDirectory()) { 10174 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 10175 } else { 10176 codeFile.delete(); 10177 } 10178 10179 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 10180 resourceFile.delete(); 10181 } 10182 10183 if (legacyNativeLibraryPath != null && !FileUtils.contains(codeFile, legacyNativeLibraryPath)) { 10184 if (!FileUtils.deleteContents(legacyNativeLibraryPath)) { 10185 Slog.w(TAG, "Couldn't delete native library directory " + legacyNativeLibraryPath); 10186 } 10187 legacyNativeLibraryPath.delete(); 10188 } 10189 10190 return true; 10191 } 10192 10193 void cleanUpResourcesLI() { 10194 // Try enumerating all code paths before deleting 10195 List<String> allCodePaths = Collections.EMPTY_LIST; 10196 if (codeFile != null && codeFile.exists()) { 10197 try { 10198 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 10199 allCodePaths = pkg.getAllCodePaths(); 10200 } catch (PackageParserException e) { 10201 // Ignored; we tried our best 10202 } 10203 } 10204 10205 cleanUp(); 10206 removeDexFiles(allCodePaths, instructionSets); 10207 } 10208 10209 boolean doPostDeleteLI(boolean delete) { 10210 // XXX err, shouldn't we respect the delete flag? 10211 cleanUpResourcesLI(); 10212 return true; 10213 } 10214 } 10215 10216 private boolean isAsecExternal(String cid) { 10217 final String asecPath = PackageHelper.getSdFilesystem(cid); 10218 return !asecPath.startsWith(mAsecInternalPath); 10219 } 10220 10221 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 10222 PackageManagerException { 10223 if (copyRet < 0) { 10224 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 10225 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 10226 throw new PackageManagerException(copyRet, message); 10227 } 10228 } 10229 } 10230 10231 /** 10232 * Extract the MountService "container ID" from the full code path of an 10233 * .apk. 10234 */ 10235 static String cidFromCodePath(String fullCodePath) { 10236 int eidx = fullCodePath.lastIndexOf("/"); 10237 String subStr1 = fullCodePath.substring(0, eidx); 10238 int sidx = subStr1.lastIndexOf("/"); 10239 return subStr1.substring(sidx+1, eidx); 10240 } 10241 10242 /** 10243 * Logic to handle installation of ASEC applications, including copying and 10244 * renaming logic. 10245 */ 10246 class AsecInstallArgs extends InstallArgs { 10247 static final String RES_FILE_NAME = "pkg.apk"; 10248 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 10249 10250 String cid; 10251 String packagePath; 10252 String resourcePath; 10253 String legacyNativeLibraryDir; 10254 10255 /** New install */ 10256 AsecInstallArgs(InstallParams params) { 10257 super(params.origin, params.observer, params.installFlags, 10258 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10259 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10260 } 10261 10262 /** Existing install */ 10263 AsecInstallArgs(String fullCodePath, String[] instructionSets, 10264 boolean isExternal, boolean isForwardLocked) { 10265 super(OriginInfo.fromNothing(), null, (isExternal ? INSTALL_EXTERNAL : 0) 10266 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 10267 instructionSets, null); 10268 // Hackily pretend we're still looking at a full code path 10269 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 10270 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 10271 } 10272 10273 // Extract cid from fullCodePath 10274 int eidx = fullCodePath.lastIndexOf("/"); 10275 String subStr1 = fullCodePath.substring(0, eidx); 10276 int sidx = subStr1.lastIndexOf("/"); 10277 cid = subStr1.substring(sidx+1, eidx); 10278 setMountPath(subStr1); 10279 } 10280 10281 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 10282 super(OriginInfo.fromNothing(), null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 10283 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 10284 instructionSets, null); 10285 this.cid = cid; 10286 setMountPath(PackageHelper.getSdDir(cid)); 10287 } 10288 10289 void createCopyFile() { 10290 cid = mInstallerService.allocateExternalStageCidLegacy(); 10291 } 10292 10293 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 10294 final long sizeBytes = imcs.calculateInstalledSize(packagePath, isFwdLocked(), 10295 abiOverride); 10296 10297 final File target; 10298 if (isExternalAsec()) { 10299 target = new UserEnvironment(UserHandle.USER_OWNER).getExternalStorageDirectory(); 10300 } else { 10301 target = Environment.getDataDirectory(); 10302 } 10303 10304 final StorageManager storage = StorageManager.from(mContext); 10305 return (sizeBytes <= storage.getStorageBytesUntilLow(target)); 10306 } 10307 10308 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10309 if (origin.staged) { 10310 Slog.d(TAG, origin.cid + " already staged; skipping copy"); 10311 cid = origin.cid; 10312 setMountPath(PackageHelper.getSdDir(cid)); 10313 return PackageManager.INSTALL_SUCCEEDED; 10314 } 10315 10316 if (temp) { 10317 createCopyFile(); 10318 } else { 10319 /* 10320 * Pre-emptively destroy the container since it's destroyed if 10321 * copying fails due to it existing anyway. 10322 */ 10323 PackageHelper.destroySdDir(cid); 10324 } 10325 10326 final String newMountPath = imcs.copyPackageToContainer( 10327 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 10328 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 10329 10330 if (newMountPath != null) { 10331 setMountPath(newMountPath); 10332 return PackageManager.INSTALL_SUCCEEDED; 10333 } else { 10334 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10335 } 10336 } 10337 10338 @Override 10339 String getCodePath() { 10340 return packagePath; 10341 } 10342 10343 @Override 10344 String getResourcePath() { 10345 return resourcePath; 10346 } 10347 10348 @Override 10349 String getLegacyNativeLibraryPath() { 10350 return legacyNativeLibraryDir; 10351 } 10352 10353 int doPreInstall(int status) { 10354 if (status != PackageManager.INSTALL_SUCCEEDED) { 10355 // Destroy container 10356 PackageHelper.destroySdDir(cid); 10357 } else { 10358 boolean mounted = PackageHelper.isContainerMounted(cid); 10359 if (!mounted) { 10360 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 10361 Process.SYSTEM_UID); 10362 if (newMountPath != null) { 10363 setMountPath(newMountPath); 10364 } else { 10365 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10366 } 10367 } 10368 } 10369 return status; 10370 } 10371 10372 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10373 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 10374 String newMountPath = null; 10375 if (PackageHelper.isContainerMounted(cid)) { 10376 // Unmount the container 10377 if (!PackageHelper.unMountSdDir(cid)) { 10378 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 10379 return false; 10380 } 10381 } 10382 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 10383 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 10384 " which might be stale. Will try to clean up."); 10385 // Clean up the stale container and proceed to recreate. 10386 if (!PackageHelper.destroySdDir(newCacheId)) { 10387 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 10388 return false; 10389 } 10390 // Successfully cleaned up stale container. Try to rename again. 10391 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 10392 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 10393 + " inspite of cleaning it up."); 10394 return false; 10395 } 10396 } 10397 if (!PackageHelper.isContainerMounted(newCacheId)) { 10398 Slog.w(TAG, "Mounting container " + newCacheId); 10399 newMountPath = PackageHelper.mountSdDir(newCacheId, 10400 getEncryptKey(), Process.SYSTEM_UID); 10401 } else { 10402 newMountPath = PackageHelper.getSdDir(newCacheId); 10403 } 10404 if (newMountPath == null) { 10405 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 10406 return false; 10407 } 10408 Log.i(TAG, "Succesfully renamed " + cid + 10409 " to " + newCacheId + 10410 " at new path: " + newMountPath); 10411 cid = newCacheId; 10412 10413 final File beforeCodeFile = new File(packagePath); 10414 setMountPath(newMountPath); 10415 final File afterCodeFile = new File(packagePath); 10416 10417 // Reflect the rename in scanned details 10418 pkg.codePath = afterCodeFile.getAbsolutePath(); 10419 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10420 pkg.baseCodePath); 10421 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10422 pkg.splitCodePaths); 10423 10424 // Reflect the rename in app info 10425 pkg.applicationInfo.setCodePath(pkg.codePath); 10426 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 10427 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 10428 pkg.applicationInfo.setResourcePath(pkg.codePath); 10429 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 10430 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 10431 10432 return true; 10433 } 10434 10435 private void setMountPath(String mountPath) { 10436 final File mountFile = new File(mountPath); 10437 10438 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 10439 if (monolithicFile.exists()) { 10440 packagePath = monolithicFile.getAbsolutePath(); 10441 if (isFwdLocked()) { 10442 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 10443 } else { 10444 resourcePath = packagePath; 10445 } 10446 } else { 10447 packagePath = mountFile.getAbsolutePath(); 10448 resourcePath = packagePath; 10449 } 10450 10451 legacyNativeLibraryDir = new File(mountFile, LIB_DIR_NAME).getAbsolutePath(); 10452 } 10453 10454 int doPostInstall(int status, int uid) { 10455 if (status != PackageManager.INSTALL_SUCCEEDED) { 10456 cleanUp(); 10457 } else { 10458 final int groupOwner; 10459 final String protectedFile; 10460 if (isFwdLocked()) { 10461 groupOwner = UserHandle.getSharedAppGid(uid); 10462 protectedFile = RES_FILE_NAME; 10463 } else { 10464 groupOwner = -1; 10465 protectedFile = null; 10466 } 10467 10468 if (uid < Process.FIRST_APPLICATION_UID 10469 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 10470 Slog.e(TAG, "Failed to finalize " + cid); 10471 PackageHelper.destroySdDir(cid); 10472 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10473 } 10474 10475 boolean mounted = PackageHelper.isContainerMounted(cid); 10476 if (!mounted) { 10477 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 10478 } 10479 } 10480 return status; 10481 } 10482 10483 private void cleanUp() { 10484 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 10485 10486 // Destroy secure container 10487 PackageHelper.destroySdDir(cid); 10488 } 10489 10490 private List<String> getAllCodePaths() { 10491 final File codeFile = new File(getCodePath()); 10492 if (codeFile != null && codeFile.exists()) { 10493 try { 10494 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 10495 return pkg.getAllCodePaths(); 10496 } catch (PackageParserException e) { 10497 // Ignored; we tried our best 10498 } 10499 } 10500 return Collections.EMPTY_LIST; 10501 } 10502 10503 void cleanUpResourcesLI() { 10504 // Enumerate all code paths before deleting 10505 cleanUpResourcesLI(getAllCodePaths()); 10506 } 10507 10508 private void cleanUpResourcesLI(List<String> allCodePaths) { 10509 cleanUp(); 10510 removeDexFiles(allCodePaths, instructionSets); 10511 } 10512 10513 10514 10515 String getPackageName() { 10516 return getAsecPackageName(cid); 10517 } 10518 10519 boolean doPostDeleteLI(boolean delete) { 10520 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 10521 final List<String> allCodePaths = getAllCodePaths(); 10522 boolean mounted = PackageHelper.isContainerMounted(cid); 10523 if (mounted) { 10524 // Unmount first 10525 if (PackageHelper.unMountSdDir(cid)) { 10526 mounted = false; 10527 } 10528 } 10529 if (!mounted && delete) { 10530 cleanUpResourcesLI(allCodePaths); 10531 } 10532 return !mounted; 10533 } 10534 10535 @Override 10536 int doPreCopy() { 10537 if (isFwdLocked()) { 10538 if (!PackageHelper.fixSdPermissions(cid, 10539 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 10540 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10541 } 10542 } 10543 10544 return PackageManager.INSTALL_SUCCEEDED; 10545 } 10546 10547 @Override 10548 int doPostCopy(int uid) { 10549 if (isFwdLocked()) { 10550 if (uid < Process.FIRST_APPLICATION_UID 10551 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 10552 RES_FILE_NAME)) { 10553 Slog.e(TAG, "Failed to finalize " + cid); 10554 PackageHelper.destroySdDir(cid); 10555 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10556 } 10557 } 10558 10559 return PackageManager.INSTALL_SUCCEEDED; 10560 } 10561 } 10562 10563 static String getAsecPackageName(String packageCid) { 10564 int idx = packageCid.lastIndexOf("-"); 10565 if (idx == -1) { 10566 return packageCid; 10567 } 10568 return packageCid.substring(0, idx); 10569 } 10570 10571 // Utility method used to create code paths based on package name and available index. 10572 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 10573 String idxStr = ""; 10574 int idx = 1; 10575 // Fall back to default value of idx=1 if prefix is not 10576 // part of oldCodePath 10577 if (oldCodePath != null) { 10578 String subStr = oldCodePath; 10579 // Drop the suffix right away 10580 if (suffix != null && subStr.endsWith(suffix)) { 10581 subStr = subStr.substring(0, subStr.length() - suffix.length()); 10582 } 10583 // If oldCodePath already contains prefix find out the 10584 // ending index to either increment or decrement. 10585 int sidx = subStr.lastIndexOf(prefix); 10586 if (sidx != -1) { 10587 subStr = subStr.substring(sidx + prefix.length()); 10588 if (subStr != null) { 10589 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 10590 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 10591 } 10592 try { 10593 idx = Integer.parseInt(subStr); 10594 if (idx <= 1) { 10595 idx++; 10596 } else { 10597 idx--; 10598 } 10599 } catch(NumberFormatException e) { 10600 } 10601 } 10602 } 10603 } 10604 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 10605 return prefix + idxStr; 10606 } 10607 10608 private File getNextCodePath(File targetDir, String packageName) { 10609 int suffix = 1; 10610 File result; 10611 do { 10612 result = new File(targetDir, packageName + "-" + suffix); 10613 suffix++; 10614 } while (result.exists()); 10615 return result; 10616 } 10617 10618 // Utility method that returns the relative package path with respect 10619 // to the installation directory. Like say for /data/data/com.test-1.apk 10620 // string com.test-1 is returned. 10621 static String deriveCodePathName(String codePath) { 10622 if (codePath == null) { 10623 return null; 10624 } 10625 final File codeFile = new File(codePath); 10626 final String name = codeFile.getName(); 10627 if (codeFile.isDirectory()) { 10628 return name; 10629 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 10630 final int lastDot = name.lastIndexOf('.'); 10631 return name.substring(0, lastDot); 10632 } else { 10633 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 10634 return null; 10635 } 10636 } 10637 10638 class PackageInstalledInfo { 10639 String name; 10640 int uid; 10641 // The set of users that originally had this package installed. 10642 int[] origUsers; 10643 // The set of users that now have this package installed. 10644 int[] newUsers; 10645 PackageParser.Package pkg; 10646 int returnCode; 10647 String returnMsg; 10648 PackageRemovedInfo removedInfo; 10649 10650 public void setError(int code, String msg) { 10651 returnCode = code; 10652 returnMsg = msg; 10653 Slog.w(TAG, msg); 10654 } 10655 10656 public void setError(String msg, PackageParserException e) { 10657 returnCode = e.error; 10658 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 10659 Slog.w(TAG, msg, e); 10660 } 10661 10662 public void setError(String msg, PackageManagerException e) { 10663 returnCode = e.error; 10664 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 10665 Slog.w(TAG, msg, e); 10666 } 10667 10668 // In some error cases we want to convey more info back to the observer 10669 String origPackage; 10670 String origPermission; 10671 } 10672 10673 /* 10674 * Install a non-existing package. 10675 */ 10676 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 10677 UserHandle user, String installerPackageName, String volumeUuid, 10678 PackageInstalledInfo res) { 10679 // Remember this for later, in case we need to rollback this install 10680 String pkgName = pkg.packageName; 10681 10682 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 10683 boolean dataDirExists = getDataPathForPackage(pkg.packageName, 0).exists(); 10684 synchronized(mPackages) { 10685 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 10686 // A package with the same name is already installed, though 10687 // it has been renamed to an older name. The package we 10688 // are trying to install should be installed as an update to 10689 // the existing one, but that has not been requested, so bail. 10690 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 10691 + " without first uninstalling package running as " 10692 + mSettings.mRenamedPackages.get(pkgName)); 10693 return; 10694 } 10695 if (mPackages.containsKey(pkgName)) { 10696 // Don't allow installation over an existing package with the same name. 10697 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 10698 + " without first uninstalling."); 10699 return; 10700 } 10701 } 10702 10703 try { 10704 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 10705 System.currentTimeMillis(), user); 10706 10707 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 10708 // delete the partially installed application. the data directory will have to be 10709 // restored if it was already existing 10710 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 10711 // remove package from internal structures. Note that we want deletePackageX to 10712 // delete the package data and cache directories that it created in 10713 // scanPackageLocked, unless those directories existed before we even tried to 10714 // install. 10715 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 10716 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 10717 res.removedInfo, true); 10718 } 10719 10720 } catch (PackageManagerException e) { 10721 res.setError("Package couldn't be installed in " + pkg.codePath, e); 10722 } 10723 } 10724 10725 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 10726 // Upgrade keysets are being used. Determine if new package has a superset of the 10727 // required keys. 10728 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 10729 KeySetManagerService ksms = mSettings.mKeySetManagerService; 10730 for (int i = 0; i < upgradeKeySets.length; i++) { 10731 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 10732 if (newPkg.mSigningKeys.containsAll(upgradeSet)) { 10733 return true; 10734 } 10735 } 10736 return false; 10737 } 10738 10739 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 10740 UserHandle user, String installerPackageName, String volumeUuid, 10741 PackageInstalledInfo res) { 10742 PackageParser.Package oldPackage; 10743 String pkgName = pkg.packageName; 10744 int[] allUsers; 10745 boolean[] perUserInstalled; 10746 10747 // First find the old package info and check signatures 10748 synchronized(mPackages) { 10749 oldPackage = mPackages.get(pkgName); 10750 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 10751 PackageSetting ps = mSettings.mPackages.get(pkgName); 10752 if (ps == null || !ps.keySetData.isUsingUpgradeKeySets() || ps.sharedUser != null) { 10753 // default to original signature matching 10754 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 10755 != PackageManager.SIGNATURE_MATCH) { 10756 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 10757 "New package has a different signature: " + pkgName); 10758 return; 10759 } 10760 } else { 10761 if(!checkUpgradeKeySetLP(ps, pkg)) { 10762 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 10763 "New package not signed by keys specified by upgrade-keysets: " 10764 + pkgName); 10765 return; 10766 } 10767 } 10768 10769 // In case of rollback, remember per-user/profile install state 10770 allUsers = sUserManager.getUserIds(); 10771 perUserInstalled = new boolean[allUsers.length]; 10772 for (int i = 0; i < allUsers.length; i++) { 10773 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 10774 } 10775 } 10776 10777 boolean sysPkg = (isSystemApp(oldPackage)); 10778 if (sysPkg) { 10779 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 10780 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 10781 } else { 10782 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 10783 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 10784 } 10785 } 10786 10787 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 10788 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 10789 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 10790 String volumeUuid, PackageInstalledInfo res) { 10791 String pkgName = deletedPackage.packageName; 10792 boolean deletedPkg = true; 10793 boolean updatedSettings = false; 10794 10795 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 10796 + deletedPackage); 10797 long origUpdateTime; 10798 if (pkg.mExtras != null) { 10799 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 10800 } else { 10801 origUpdateTime = 0; 10802 } 10803 10804 // First delete the existing package while retaining the data directory 10805 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 10806 res.removedInfo, true)) { 10807 // If the existing package wasn't successfully deleted 10808 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 10809 deletedPkg = false; 10810 } else { 10811 // Successfully deleted the old package; proceed with replace. 10812 10813 // If deleted package lived in a container, give users a chance to 10814 // relinquish resources before killing. 10815 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 10816 if (DEBUG_INSTALL) { 10817 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 10818 } 10819 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 10820 final ArrayList<String> pkgList = new ArrayList<String>(1); 10821 pkgList.add(deletedPackage.applicationInfo.packageName); 10822 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 10823 } 10824 10825 deleteCodeCacheDirsLI(pkgName); 10826 try { 10827 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 10828 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 10829 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 10830 perUserInstalled, res, user); 10831 updatedSettings = true; 10832 } catch (PackageManagerException e) { 10833 res.setError("Package couldn't be installed in " + pkg.codePath, e); 10834 } 10835 } 10836 10837 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 10838 // remove package from internal structures. Note that we want deletePackageX to 10839 // delete the package data and cache directories that it created in 10840 // scanPackageLocked, unless those directories existed before we even tried to 10841 // install. 10842 if(updatedSettings) { 10843 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 10844 deletePackageLI( 10845 pkgName, null, true, allUsers, perUserInstalled, 10846 PackageManager.DELETE_KEEP_DATA, 10847 res.removedInfo, true); 10848 } 10849 // Since we failed to install the new package we need to restore the old 10850 // package that we deleted. 10851 if (deletedPkg) { 10852 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 10853 File restoreFile = new File(deletedPackage.codePath); 10854 // Parse old package 10855 boolean oldExternal = isExternal(deletedPackage); 10856 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 10857 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 10858 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 10859 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 10860 try { 10861 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 10862 } catch (PackageManagerException e) { 10863 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 10864 + e.getMessage()); 10865 return; 10866 } 10867 // Restore of old package succeeded. Update permissions. 10868 // writer 10869 synchronized (mPackages) { 10870 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 10871 UPDATE_PERMISSIONS_ALL); 10872 // can downgrade to reader 10873 mSettings.writeLPr(); 10874 } 10875 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 10876 } 10877 } 10878 } 10879 10880 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 10881 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 10882 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 10883 String volumeUuid, PackageInstalledInfo res) { 10884 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 10885 + ", old=" + deletedPackage); 10886 boolean disabledSystem = false; 10887 boolean updatedSettings = false; 10888 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 10889 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 10890 != 0) { 10891 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 10892 } 10893 String packageName = deletedPackage.packageName; 10894 if (packageName == null) { 10895 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 10896 "Attempt to delete null packageName."); 10897 return; 10898 } 10899 PackageParser.Package oldPkg; 10900 PackageSetting oldPkgSetting; 10901 // reader 10902 synchronized (mPackages) { 10903 oldPkg = mPackages.get(packageName); 10904 oldPkgSetting = mSettings.mPackages.get(packageName); 10905 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 10906 (oldPkgSetting == null)) { 10907 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 10908 "Couldn't find package:" + packageName + " information"); 10909 return; 10910 } 10911 } 10912 10913 killApplication(packageName, oldPkg.applicationInfo.uid, "replace sys pkg"); 10914 10915 res.removedInfo.uid = oldPkg.applicationInfo.uid; 10916 res.removedInfo.removedPackage = packageName; 10917 // Remove existing system package 10918 removePackageLI(oldPkgSetting, true); 10919 // writer 10920 synchronized (mPackages) { 10921 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 10922 if (!disabledSystem && deletedPackage != null) { 10923 // We didn't need to disable the .apk as a current system package, 10924 // which means we are replacing another update that is already 10925 // installed. We need to make sure to delete the older one's .apk. 10926 res.removedInfo.args = createInstallArgsForExisting(0, 10927 deletedPackage.applicationInfo.getCodePath(), 10928 deletedPackage.applicationInfo.getResourcePath(), 10929 deletedPackage.applicationInfo.nativeLibraryRootDir, 10930 getAppDexInstructionSets(deletedPackage.applicationInfo)); 10931 } else { 10932 res.removedInfo.args = null; 10933 } 10934 } 10935 10936 // Successfully disabled the old package. Now proceed with re-installation 10937 deleteCodeCacheDirsLI(packageName); 10938 10939 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 10940 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 10941 10942 PackageParser.Package newPackage = null; 10943 try { 10944 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 10945 if (newPackage.mExtras != null) { 10946 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 10947 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 10948 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 10949 10950 // is the update attempting to change shared user? that isn't going to work... 10951 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 10952 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 10953 "Forbidding shared user change from " + oldPkgSetting.sharedUser 10954 + " to " + newPkgSetting.sharedUser); 10955 updatedSettings = true; 10956 } 10957 } 10958 10959 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10960 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 10961 perUserInstalled, res, user); 10962 updatedSettings = true; 10963 } 10964 10965 } catch (PackageManagerException e) { 10966 res.setError("Package couldn't be installed in " + pkg.codePath, e); 10967 } 10968 10969 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 10970 // Re installation failed. Restore old information 10971 // Remove new pkg information 10972 if (newPackage != null) { 10973 removeInstalledPackageLI(newPackage, true); 10974 } 10975 // Add back the old system package 10976 try { 10977 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 10978 } catch (PackageManagerException e) { 10979 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 10980 } 10981 // Restore the old system information in Settings 10982 synchronized (mPackages) { 10983 if (disabledSystem) { 10984 mSettings.enableSystemPackageLPw(packageName); 10985 } 10986 if (updatedSettings) { 10987 mSettings.setInstallerPackageName(packageName, 10988 oldPkgSetting.installerPackageName); 10989 } 10990 mSettings.writeLPr(); 10991 } 10992 } 10993 } 10994 10995 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 10996 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 10997 UserHandle user) { 10998 String pkgName = newPackage.packageName; 10999 synchronized (mPackages) { 11000 //write settings. the installStatus will be incomplete at this stage. 11001 //note that the new package setting would have already been 11002 //added to mPackages. It hasn't been persisted yet. 11003 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 11004 mSettings.writeLPr(); 11005 } 11006 11007 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 11008 11009 synchronized (mPackages) { 11010 updatePermissionsLPw(newPackage.packageName, newPackage, 11011 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 11012 ? UPDATE_PERMISSIONS_ALL : 0)); 11013 // For system-bundled packages, we assume that installing an upgraded version 11014 // of the package implies that the user actually wants to run that new code, 11015 // so we enable the package. 11016 PackageSetting ps = mSettings.mPackages.get(pkgName); 11017 if (ps != null) { 11018 if (isSystemApp(newPackage)) { 11019 // NB: implicit assumption that system package upgrades apply to all users 11020 if (DEBUG_INSTALL) { 11021 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 11022 } 11023 if (res.origUsers != null) { 11024 for (int userHandle : res.origUsers) { 11025 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 11026 userHandle, installerPackageName); 11027 } 11028 } 11029 // Also convey the prior install/uninstall state 11030 if (allUsers != null && perUserInstalled != null) { 11031 for (int i = 0; i < allUsers.length; i++) { 11032 if (DEBUG_INSTALL) { 11033 Slog.d(TAG, " user " + allUsers[i] 11034 + " => " + perUserInstalled[i]); 11035 } 11036 ps.setInstalled(perUserInstalled[i], allUsers[i]); 11037 } 11038 // these install state changes will be persisted in the 11039 // upcoming call to mSettings.writeLPr(). 11040 } 11041 } 11042 // It's implied that when a user requests installation, they want the app to be 11043 // installed and enabled. 11044 int userId = user.getIdentifier(); 11045 if (userId != UserHandle.USER_ALL) { 11046 ps.setInstalled(true, userId); 11047 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 11048 } 11049 } 11050 res.name = pkgName; 11051 res.uid = newPackage.applicationInfo.uid; 11052 res.pkg = newPackage; 11053 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 11054 mSettings.setInstallerPackageName(pkgName, installerPackageName); 11055 mSettings.setVolumeUuid(pkgName, volumeUuid); 11056 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11057 //to update install status 11058 mSettings.writeLPr(); 11059 } 11060 } 11061 11062 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 11063 final int installFlags = args.installFlags; 11064 final String installerPackageName = args.installerPackageName; 11065 final String volumeUuid = args.volumeUuid; 11066 final File tmpPackageFile = new File(args.getCodePath()); 11067 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 11068 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 11069 || (args.volumeUuid != null)); 11070 boolean replace = false; 11071 final int scanFlags = SCAN_NEW_INSTALL | SCAN_FORCE_DEX | SCAN_UPDATE_SIGNATURE; 11072 // Result object to be returned 11073 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11074 11075 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 11076 // Retrieve PackageSettings and parse package 11077 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 11078 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 11079 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11080 PackageParser pp = new PackageParser(); 11081 pp.setSeparateProcesses(mSeparateProcesses); 11082 pp.setDisplayMetrics(mMetrics); 11083 11084 final PackageParser.Package pkg; 11085 try { 11086 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 11087 } catch (PackageParserException e) { 11088 res.setError("Failed parse during installPackageLI", e); 11089 return; 11090 } 11091 11092 // Mark that we have an install time CPU ABI override. 11093 pkg.cpuAbiOverride = args.abiOverride; 11094 11095 String pkgName = res.name = pkg.packageName; 11096 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 11097 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 11098 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 11099 return; 11100 } 11101 } 11102 11103 try { 11104 pp.collectCertificates(pkg, parseFlags); 11105 pp.collectManifestDigest(pkg); 11106 } catch (PackageParserException e) { 11107 res.setError("Failed collect during installPackageLI", e); 11108 return; 11109 } 11110 11111 /* If the installer passed in a manifest digest, compare it now. */ 11112 if (args.manifestDigest != null) { 11113 if (DEBUG_INSTALL) { 11114 final String parsedManifest = pkg.manifestDigest == null ? "null" 11115 : pkg.manifestDigest.toString(); 11116 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 11117 + parsedManifest); 11118 } 11119 11120 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 11121 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 11122 return; 11123 } 11124 } else if (DEBUG_INSTALL) { 11125 final String parsedManifest = pkg.manifestDigest == null 11126 ? "null" : pkg.manifestDigest.toString(); 11127 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 11128 } 11129 11130 // Get rid of all references to package scan path via parser. 11131 pp = null; 11132 String oldCodePath = null; 11133 boolean systemApp = false; 11134 synchronized (mPackages) { 11135 // Check if installing already existing package 11136 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 11137 String oldName = mSettings.mRenamedPackages.get(pkgName); 11138 if (pkg.mOriginalPackages != null 11139 && pkg.mOriginalPackages.contains(oldName) 11140 && mPackages.containsKey(oldName)) { 11141 // This package is derived from an original package, 11142 // and this device has been updating from that original 11143 // name. We must continue using the original name, so 11144 // rename the new package here. 11145 pkg.setPackageName(oldName); 11146 pkgName = pkg.packageName; 11147 replace = true; 11148 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 11149 + oldName + " pkgName=" + pkgName); 11150 } else if (mPackages.containsKey(pkgName)) { 11151 // This package, under its official name, already exists 11152 // on the device; we should replace it. 11153 replace = true; 11154 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 11155 } 11156 } 11157 11158 PackageSetting ps = mSettings.mPackages.get(pkgName); 11159 if (ps != null) { 11160 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 11161 11162 // Quick sanity check that we're signed correctly if updating; 11163 // we'll check this again later when scanning, but we want to 11164 // bail early here before tripping over redefined permissions. 11165 if (!ps.keySetData.isUsingUpgradeKeySets() || ps.sharedUser != null) { 11166 try { 11167 verifySignaturesLP(ps, pkg); 11168 } catch (PackageManagerException e) { 11169 res.setError(e.error, e.getMessage()); 11170 return; 11171 } 11172 } else { 11173 if (!checkUpgradeKeySetLP(ps, pkg)) { 11174 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 11175 + pkg.packageName + " upgrade keys do not match the " 11176 + "previously installed version"); 11177 return; 11178 } 11179 } 11180 11181 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 11182 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 11183 systemApp = (ps.pkg.applicationInfo.flags & 11184 ApplicationInfo.FLAG_SYSTEM) != 0; 11185 } 11186 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 11187 } 11188 11189 // Check whether the newly-scanned package wants to define an already-defined perm 11190 int N = pkg.permissions.size(); 11191 for (int i = N-1; i >= 0; i--) { 11192 PackageParser.Permission perm = pkg.permissions.get(i); 11193 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 11194 if (bp != null) { 11195 // If the defining package is signed with our cert, it's okay. This 11196 // also includes the "updating the same package" case, of course. 11197 // "updating same package" could also involve key-rotation. 11198 final boolean sigsOk; 11199 if (!bp.sourcePackage.equals(pkg.packageName) 11200 || !(bp.packageSetting instanceof PackageSetting) 11201 || !bp.packageSetting.keySetData.isUsingUpgradeKeySets() 11202 || ((PackageSetting) bp.packageSetting).sharedUser != null) { 11203 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 11204 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 11205 } else { 11206 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 11207 } 11208 if (!sigsOk) { 11209 // If the owning package is the system itself, we log but allow 11210 // install to proceed; we fail the install on all other permission 11211 // redefinitions. 11212 if (!bp.sourcePackage.equals("android")) { 11213 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 11214 + pkg.packageName + " attempting to redeclare permission " 11215 + perm.info.name + " already owned by " + bp.sourcePackage); 11216 res.origPermission = perm.info.name; 11217 res.origPackage = bp.sourcePackage; 11218 return; 11219 } else { 11220 Slog.w(TAG, "Package " + pkg.packageName 11221 + " attempting to redeclare system permission " 11222 + perm.info.name + "; ignoring new declaration"); 11223 pkg.permissions.remove(i); 11224 } 11225 } 11226 } 11227 } 11228 11229 } 11230 11231 if (systemApp && onExternal) { 11232 // Disable updates to system apps on sdcard 11233 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 11234 "Cannot install updates to system apps on sdcard"); 11235 return; 11236 } 11237 11238 // Run dexopt before old package gets removed, to minimize time when app is not available 11239 int result = mPackageDexOptimizer 11240 .performDexOpt(pkg, null /* instruction sets */, true /* forceDex */, 11241 false /* defer */, false /* inclDependencies */); 11242 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 11243 res.setError(INSTALL_FAILED_DEXOPT, "Dexopt failed for " + pkg.codePath); 11244 return; 11245 } 11246 11247 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 11248 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 11249 return; 11250 } 11251 11252 startIntentFilterVerifications(args.user.getIdentifier(), pkg); 11253 11254 // Call with SCAN_NO_DEX, since dexopt has already been made 11255 if (replace) { 11256 replacePackageLI(pkg, parseFlags, scanFlags | SCAN_REPLACING | SCAN_NO_DEX, args.user, 11257 installerPackageName, volumeUuid, res); 11258 } else { 11259 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES 11260 | SCAN_NO_DEX, args.user, installerPackageName, volumeUuid, res); 11261 } 11262 synchronized (mPackages) { 11263 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11264 if (ps != null) { 11265 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 11266 } 11267 } 11268 } 11269 11270 private void startIntentFilterVerifications(int userId, PackageParser.Package pkg) { 11271 if (mIntentFilterVerifierComponent == null) { 11272 Slog.d(TAG, "No IntentFilter verification will not be done as " 11273 + "there is no IntentFilterVerifier available!"); 11274 return; 11275 } 11276 11277 final int verifierUid = getPackageUid( 11278 mIntentFilterVerifierComponent.getPackageName(), 11279 (userId == UserHandle.USER_ALL) ? UserHandle.USER_OWNER : userId); 11280 11281 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 11282 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 11283 msg.obj = pkg; 11284 msg.arg1 = userId; 11285 msg.arg2 = verifierUid; 11286 11287 mHandler.sendMessage(msg); 11288 } 11289 11290 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, 11291 PackageParser.Package pkg) { 11292 int size = pkg.activities.size(); 11293 if (size == 0) { 11294 Slog.d(TAG, "No activity, so no need to verify any IntentFilter!"); 11295 return; 11296 } 11297 11298 Slog.d(TAG, "Checking for userId:" + userId + " if any IntentFilter from the " + size 11299 + " Activities needs verification ..."); 11300 11301 final int verificationId = mIntentFilterVerificationToken++; 11302 int count = 0; 11303 final String packageName = pkg.packageName; 11304 ArrayList<String> allHosts = new ArrayList<>(); 11305 synchronized (mPackages) { 11306 for (PackageParser.Activity a : pkg.activities) { 11307 for (ActivityIntentInfo filter : a.intents) { 11308 boolean needFilterVerification = filter.needsVerification() && 11309 !filter.isVerified(); 11310 if (needFilterVerification && needNetworkVerificationLPr(filter)) { 11311 Slog.d(TAG, "Verification needed for IntentFilter:" + filter.toString()); 11312 mIntentFilterVerifier.addOneIntentFilterVerification( 11313 verifierUid, userId, verificationId, filter, packageName); 11314 count++; 11315 } else { 11316 Slog.d(TAG, "No verification needed for IntentFilter:" + filter.toString()); 11317 if (hasValidDomains(filter)) { 11318 allHosts.addAll(filter.getHostsList()); 11319 } 11320 } 11321 } 11322 } 11323 } 11324 11325 if (count > 0) { 11326 mIntentFilterVerifier.startVerifications(userId); 11327 Slog.d(TAG, "Started " + count + " IntentFilter verification" 11328 + (count > 1 ? "s" : "") + " for userId:" + userId + "!"); 11329 } else { 11330 Slog.d(TAG, "No need to start any IntentFilter verification!"); 11331 if (allHosts.size() > 0 && hasDomainURLs(pkg) && 11332 mSettings.createIntentFilterVerificationIfNeededLPw( 11333 packageName, allHosts) != null) { 11334 scheduleWriteSettingsLocked(); 11335 } 11336 } 11337 } 11338 11339 private boolean needNetworkVerificationLPr(ActivityIntentInfo filter) { 11340 final ComponentName cn = filter.activity.getComponentName(); 11341 final String packageName = cn.getPackageName(); 11342 11343 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 11344 packageName); 11345 if (ivi == null) { 11346 return true; 11347 } 11348 int status = ivi.getStatus(); 11349 switch (status) { 11350 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 11351 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 11352 return true; 11353 11354 default: 11355 // Nothing to do 11356 return false; 11357 } 11358 } 11359 11360 private static boolean isMultiArch(PackageSetting ps) { 11361 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 11362 } 11363 11364 private static boolean isMultiArch(ApplicationInfo info) { 11365 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 11366 } 11367 11368 private static boolean isExternal(PackageParser.Package pkg) { 11369 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 11370 } 11371 11372 private static boolean isExternal(PackageSetting ps) { 11373 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 11374 } 11375 11376 private static boolean isExternal(ApplicationInfo info) { 11377 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 11378 } 11379 11380 private static boolean isSystemApp(PackageParser.Package pkg) { 11381 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 11382 } 11383 11384 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 11385 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 11386 } 11387 11388 private static boolean hasDomainURLs(PackageParser.Package pkg) { 11389 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 11390 } 11391 11392 private static boolean isSystemApp(PackageSetting ps) { 11393 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 11394 } 11395 11396 private static boolean isUpdatedSystemApp(PackageSetting ps) { 11397 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 11398 } 11399 11400 private int packageFlagsToInstallFlags(PackageSetting ps) { 11401 int installFlags = 0; 11402 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 11403 // This existing package was an external ASEC install when we have 11404 // the external flag without a UUID 11405 installFlags |= PackageManager.INSTALL_EXTERNAL; 11406 } 11407 if (ps.isForwardLocked()) { 11408 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 11409 } 11410 return installFlags; 11411 } 11412 11413 private void deleteTempPackageFiles() { 11414 final FilenameFilter filter = new FilenameFilter() { 11415 public boolean accept(File dir, String name) { 11416 return name.startsWith("vmdl") && name.endsWith(".tmp"); 11417 } 11418 }; 11419 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 11420 file.delete(); 11421 } 11422 } 11423 11424 @Override 11425 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 11426 int flags) { 11427 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 11428 flags); 11429 } 11430 11431 @Override 11432 public void deletePackage(final String packageName, 11433 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 11434 mContext.enforceCallingOrSelfPermission( 11435 android.Manifest.permission.DELETE_PACKAGES, null); 11436 final int uid = Binder.getCallingUid(); 11437 if (UserHandle.getUserId(uid) != userId) { 11438 mContext.enforceCallingPermission( 11439 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 11440 "deletePackage for user " + userId); 11441 } 11442 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 11443 try { 11444 observer.onPackageDeleted(packageName, 11445 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 11446 } catch (RemoteException re) { 11447 } 11448 return; 11449 } 11450 11451 boolean uninstallBlocked = false; 11452 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 11453 int[] users = sUserManager.getUserIds(); 11454 for (int i = 0; i < users.length; ++i) { 11455 if (getBlockUninstallForUser(packageName, users[i])) { 11456 uninstallBlocked = true; 11457 break; 11458 } 11459 } 11460 } else { 11461 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 11462 } 11463 if (uninstallBlocked) { 11464 try { 11465 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 11466 null); 11467 } catch (RemoteException re) { 11468 } 11469 return; 11470 } 11471 11472 if (DEBUG_REMOVE) { 11473 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 11474 } 11475 // Queue up an async operation since the package deletion may take a little while. 11476 mHandler.post(new Runnable() { 11477 public void run() { 11478 mHandler.removeCallbacks(this); 11479 final int returnCode = deletePackageX(packageName, userId, flags); 11480 if (observer != null) { 11481 try { 11482 observer.onPackageDeleted(packageName, returnCode, null); 11483 } catch (RemoteException e) { 11484 Log.i(TAG, "Observer no longer exists."); 11485 } //end catch 11486 } //end if 11487 } //end run 11488 }); 11489 } 11490 11491 private boolean isPackageDeviceAdmin(String packageName, int userId) { 11492 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 11493 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 11494 try { 11495 if (dpm != null) { 11496 if (dpm.isDeviceOwner(packageName)) { 11497 return true; 11498 } 11499 int[] users; 11500 if (userId == UserHandle.USER_ALL) { 11501 users = sUserManager.getUserIds(); 11502 } else { 11503 users = new int[]{userId}; 11504 } 11505 for (int i = 0; i < users.length; ++i) { 11506 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 11507 return true; 11508 } 11509 } 11510 } 11511 } catch (RemoteException e) { 11512 } 11513 return false; 11514 } 11515 11516 /** 11517 * This method is an internal method that could be get invoked either 11518 * to delete an installed package or to clean up a failed installation. 11519 * After deleting an installed package, a broadcast is sent to notify any 11520 * listeners that the package has been installed. For cleaning up a failed 11521 * installation, the broadcast is not necessary since the package's 11522 * installation wouldn't have sent the initial broadcast either 11523 * The key steps in deleting a package are 11524 * deleting the package information in internal structures like mPackages, 11525 * deleting the packages base directories through installd 11526 * updating mSettings to reflect current status 11527 * persisting settings for later use 11528 * sending a broadcast if necessary 11529 */ 11530 private int deletePackageX(String packageName, int userId, int flags) { 11531 final PackageRemovedInfo info = new PackageRemovedInfo(); 11532 final boolean res; 11533 11534 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 11535 ? UserHandle.ALL : new UserHandle(userId); 11536 11537 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 11538 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 11539 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 11540 } 11541 11542 boolean removedForAllUsers = false; 11543 boolean systemUpdate = false; 11544 11545 // for the uninstall-updates case and restricted profiles, remember the per- 11546 // userhandle installed state 11547 int[] allUsers; 11548 boolean[] perUserInstalled; 11549 synchronized (mPackages) { 11550 PackageSetting ps = mSettings.mPackages.get(packageName); 11551 allUsers = sUserManager.getUserIds(); 11552 perUserInstalled = new boolean[allUsers.length]; 11553 for (int i = 0; i < allUsers.length; i++) { 11554 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 11555 } 11556 } 11557 11558 synchronized (mInstallLock) { 11559 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 11560 res = deletePackageLI(packageName, removeForUser, 11561 true, allUsers, perUserInstalled, 11562 flags | REMOVE_CHATTY, info, true); 11563 systemUpdate = info.isRemovedPackageSystemUpdate; 11564 if (res && !systemUpdate && mPackages.get(packageName) == null) { 11565 removedForAllUsers = true; 11566 } 11567 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 11568 + " removedForAllUsers=" + removedForAllUsers); 11569 } 11570 11571 if (res) { 11572 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 11573 11574 // If the removed package was a system update, the old system package 11575 // was re-enabled; we need to broadcast this information 11576 if (systemUpdate) { 11577 Bundle extras = new Bundle(1); 11578 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 11579 ? info.removedAppId : info.uid); 11580 extras.putBoolean(Intent.EXTRA_REPLACING, true); 11581 11582 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 11583 extras, null, null, null); 11584 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 11585 extras, null, null, null); 11586 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 11587 null, packageName, null, null); 11588 } 11589 } 11590 // Force a gc here. 11591 Runtime.getRuntime().gc(); 11592 // Delete the resources here after sending the broadcast to let 11593 // other processes clean up before deleting resources. 11594 if (info.args != null) { 11595 synchronized (mInstallLock) { 11596 info.args.doPostDeleteLI(true); 11597 } 11598 } 11599 11600 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 11601 } 11602 11603 static class PackageRemovedInfo { 11604 String removedPackage; 11605 int uid = -1; 11606 int removedAppId = -1; 11607 int[] removedUsers = null; 11608 boolean isRemovedPackageSystemUpdate = false; 11609 // Clean up resources deleted packages. 11610 InstallArgs args = null; 11611 11612 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 11613 Bundle extras = new Bundle(1); 11614 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 11615 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 11616 if (replacing) { 11617 extras.putBoolean(Intent.EXTRA_REPLACING, true); 11618 } 11619 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 11620 if (removedPackage != null) { 11621 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 11622 extras, null, null, removedUsers); 11623 if (fullRemove && !replacing) { 11624 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 11625 extras, null, null, removedUsers); 11626 } 11627 } 11628 if (removedAppId >= 0) { 11629 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 11630 removedUsers); 11631 } 11632 } 11633 } 11634 11635 /* 11636 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 11637 * flag is not set, the data directory is removed as well. 11638 * make sure this flag is set for partially installed apps. If not its meaningless to 11639 * delete a partially installed application. 11640 */ 11641 private void removePackageDataLI(PackageSetting ps, 11642 int[] allUserHandles, boolean[] perUserInstalled, 11643 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 11644 String packageName = ps.name; 11645 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 11646 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 11647 // Retrieve object to delete permissions for shared user later on 11648 final PackageSetting deletedPs; 11649 // reader 11650 synchronized (mPackages) { 11651 deletedPs = mSettings.mPackages.get(packageName); 11652 if (outInfo != null) { 11653 outInfo.removedPackage = packageName; 11654 outInfo.removedUsers = deletedPs != null 11655 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 11656 : null; 11657 } 11658 } 11659 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 11660 removeDataDirsLI(packageName); 11661 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 11662 } 11663 // writer 11664 synchronized (mPackages) { 11665 if (deletedPs != null) { 11666 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 11667 if (outInfo != null) { 11668 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 11669 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 11670 } 11671 updatePermissionsLPw(deletedPs.name, null, 0); 11672 if (deletedPs.sharedUser != null) { 11673 // Remove permissions associated with package. Since runtime 11674 // permissions are per user we have to kill the removed package 11675 // or packages running under the shared user of the removed 11676 // package if revoking the permissions requested only by the removed 11677 // package is successful and this causes a change in gids. 11678 for (int userId : UserManagerService.getInstance().getUserIds()) { 11679 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 11680 userId); 11681 if (userIdToKill == UserHandle.USER_ALL 11682 || userIdToKill >= UserHandle.USER_OWNER) { 11683 // If gids changed for this user, kill all affected packages. 11684 mHandler.post(new Runnable() { 11685 @Override 11686 public void run() { 11687 // This has to happen with no lock held. 11688 killSettingPackagesForUser(deletedPs, userIdToKill, 11689 KILL_APP_REASON_GIDS_CHANGED); 11690 } 11691 }); 11692 break; 11693 } 11694 } 11695 } 11696 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 11697 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 11698 } 11699 // make sure to preserve per-user disabled state if this removal was just 11700 // a downgrade of a system app to the factory package 11701 if (allUserHandles != null && perUserInstalled != null) { 11702 if (DEBUG_REMOVE) { 11703 Slog.d(TAG, "Propagating install state across downgrade"); 11704 } 11705 for (int i = 0; i < allUserHandles.length; i++) { 11706 if (DEBUG_REMOVE) { 11707 Slog.d(TAG, " user " + allUserHandles[i] 11708 + " => " + perUserInstalled[i]); 11709 } 11710 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 11711 } 11712 } 11713 } 11714 // can downgrade to reader 11715 if (writeSettings) { 11716 // Save settings now 11717 mSettings.writeLPr(); 11718 } 11719 } 11720 if (outInfo != null) { 11721 // A user ID was deleted here. Go through all users and remove it 11722 // from KeyStore. 11723 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 11724 } 11725 } 11726 11727 static boolean locationIsPrivileged(File path) { 11728 try { 11729 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 11730 .getCanonicalPath(); 11731 return path.getCanonicalPath().startsWith(privilegedAppDir); 11732 } catch (IOException e) { 11733 Slog.e(TAG, "Unable to access code path " + path); 11734 } 11735 return false; 11736 } 11737 11738 /* 11739 * Tries to delete system package. 11740 */ 11741 private boolean deleteSystemPackageLI(PackageSetting newPs, 11742 int[] allUserHandles, boolean[] perUserInstalled, 11743 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 11744 final boolean applyUserRestrictions 11745 = (allUserHandles != null) && (perUserInstalled != null); 11746 PackageSetting disabledPs = null; 11747 // Confirm if the system package has been updated 11748 // An updated system app can be deleted. This will also have to restore 11749 // the system pkg from system partition 11750 // reader 11751 synchronized (mPackages) { 11752 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 11753 } 11754 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 11755 + " disabledPs=" + disabledPs); 11756 if (disabledPs == null) { 11757 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 11758 return false; 11759 } else if (DEBUG_REMOVE) { 11760 Slog.d(TAG, "Deleting system pkg from data partition"); 11761 } 11762 if (DEBUG_REMOVE) { 11763 if (applyUserRestrictions) { 11764 Slog.d(TAG, "Remembering install states:"); 11765 for (int i = 0; i < allUserHandles.length; i++) { 11766 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 11767 } 11768 } 11769 } 11770 // Delete the updated package 11771 outInfo.isRemovedPackageSystemUpdate = true; 11772 if (disabledPs.versionCode < newPs.versionCode) { 11773 // Delete data for downgrades 11774 flags &= ~PackageManager.DELETE_KEEP_DATA; 11775 } else { 11776 // Preserve data by setting flag 11777 flags |= PackageManager.DELETE_KEEP_DATA; 11778 } 11779 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 11780 allUserHandles, perUserInstalled, outInfo, writeSettings); 11781 if (!ret) { 11782 return false; 11783 } 11784 // writer 11785 synchronized (mPackages) { 11786 // Reinstate the old system package 11787 mSettings.enableSystemPackageLPw(newPs.name); 11788 // Remove any native libraries from the upgraded package. 11789 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 11790 } 11791 // Install the system package 11792 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 11793 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 11794 if (locationIsPrivileged(disabledPs.codePath)) { 11795 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 11796 } 11797 11798 final PackageParser.Package newPkg; 11799 try { 11800 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 11801 } catch (PackageManagerException e) { 11802 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 11803 return false; 11804 } 11805 11806 // writer 11807 synchronized (mPackages) { 11808 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 11809 updatePermissionsLPw(newPkg.packageName, newPkg, 11810 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 11811 if (applyUserRestrictions) { 11812 if (DEBUG_REMOVE) { 11813 Slog.d(TAG, "Propagating install state across reinstall"); 11814 } 11815 for (int i = 0; i < allUserHandles.length; i++) { 11816 if (DEBUG_REMOVE) { 11817 Slog.d(TAG, " user " + allUserHandles[i] 11818 + " => " + perUserInstalled[i]); 11819 } 11820 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 11821 } 11822 // Regardless of writeSettings we need to ensure that this restriction 11823 // state propagation is persisted 11824 mSettings.writeAllUsersPackageRestrictionsLPr(); 11825 } 11826 // can downgrade to reader here 11827 if (writeSettings) { 11828 mSettings.writeLPr(); 11829 } 11830 } 11831 return true; 11832 } 11833 11834 private boolean deleteInstalledPackageLI(PackageSetting ps, 11835 boolean deleteCodeAndResources, int flags, 11836 int[] allUserHandles, boolean[] perUserInstalled, 11837 PackageRemovedInfo outInfo, boolean writeSettings) { 11838 if (outInfo != null) { 11839 outInfo.uid = ps.appId; 11840 } 11841 11842 // Delete package data from internal structures and also remove data if flag is set 11843 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 11844 11845 // Delete application code and resources 11846 if (deleteCodeAndResources && (outInfo != null)) { 11847 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 11848 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 11849 getAppDexInstructionSets(ps)); 11850 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 11851 } 11852 return true; 11853 } 11854 11855 @Override 11856 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 11857 int userId) { 11858 mContext.enforceCallingOrSelfPermission( 11859 android.Manifest.permission.DELETE_PACKAGES, null); 11860 synchronized (mPackages) { 11861 PackageSetting ps = mSettings.mPackages.get(packageName); 11862 if (ps == null) { 11863 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 11864 return false; 11865 } 11866 if (!ps.getInstalled(userId)) { 11867 // Can't block uninstall for an app that is not installed or enabled. 11868 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 11869 return false; 11870 } 11871 ps.setBlockUninstall(blockUninstall, userId); 11872 mSettings.writePackageRestrictionsLPr(userId); 11873 } 11874 return true; 11875 } 11876 11877 @Override 11878 public boolean getBlockUninstallForUser(String packageName, int userId) { 11879 synchronized (mPackages) { 11880 PackageSetting ps = mSettings.mPackages.get(packageName); 11881 if (ps == null) { 11882 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 11883 return false; 11884 } 11885 return ps.getBlockUninstall(userId); 11886 } 11887 } 11888 11889 /* 11890 * This method handles package deletion in general 11891 */ 11892 private boolean deletePackageLI(String packageName, UserHandle user, 11893 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 11894 int flags, PackageRemovedInfo outInfo, 11895 boolean writeSettings) { 11896 if (packageName == null) { 11897 Slog.w(TAG, "Attempt to delete null packageName."); 11898 return false; 11899 } 11900 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 11901 PackageSetting ps; 11902 boolean dataOnly = false; 11903 int removeUser = -1; 11904 int appId = -1; 11905 synchronized (mPackages) { 11906 ps = mSettings.mPackages.get(packageName); 11907 if (ps == null) { 11908 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 11909 return false; 11910 } 11911 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 11912 && user.getIdentifier() != UserHandle.USER_ALL) { 11913 // The caller is asking that the package only be deleted for a single 11914 // user. To do this, we just mark its uninstalled state and delete 11915 // its data. If this is a system app, we only allow this to happen if 11916 // they have set the special DELETE_SYSTEM_APP which requests different 11917 // semantics than normal for uninstalling system apps. 11918 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 11919 ps.setUserState(user.getIdentifier(), 11920 COMPONENT_ENABLED_STATE_DEFAULT, 11921 false, //installed 11922 true, //stopped 11923 true, //notLaunched 11924 false, //hidden 11925 null, null, null, 11926 false, // blockUninstall 11927 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 11928 if (!isSystemApp(ps)) { 11929 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 11930 // Other user still have this package installed, so all 11931 // we need to do is clear this user's data and save that 11932 // it is uninstalled. 11933 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 11934 removeUser = user.getIdentifier(); 11935 appId = ps.appId; 11936 mSettings.writePackageRestrictionsLPr(removeUser); 11937 } else { 11938 // We need to set it back to 'installed' so the uninstall 11939 // broadcasts will be sent correctly. 11940 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 11941 ps.setInstalled(true, user.getIdentifier()); 11942 } 11943 } else { 11944 // This is a system app, so we assume that the 11945 // other users still have this package installed, so all 11946 // we need to do is clear this user's data and save that 11947 // it is uninstalled. 11948 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 11949 removeUser = user.getIdentifier(); 11950 appId = ps.appId; 11951 mSettings.writePackageRestrictionsLPr(removeUser); 11952 } 11953 } 11954 } 11955 11956 if (removeUser >= 0) { 11957 // From above, we determined that we are deleting this only 11958 // for a single user. Continue the work here. 11959 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 11960 if (outInfo != null) { 11961 outInfo.removedPackage = packageName; 11962 outInfo.removedAppId = appId; 11963 outInfo.removedUsers = new int[] {removeUser}; 11964 } 11965 mInstaller.clearUserData(packageName, removeUser); 11966 removeKeystoreDataIfNeeded(removeUser, appId); 11967 schedulePackageCleaning(packageName, removeUser, false); 11968 return true; 11969 } 11970 11971 if (dataOnly) { 11972 // Delete application data first 11973 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 11974 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 11975 return true; 11976 } 11977 11978 boolean ret = false; 11979 if (isSystemApp(ps)) { 11980 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 11981 // When an updated system application is deleted we delete the existing resources as well and 11982 // fall back to existing code in system partition 11983 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 11984 flags, outInfo, writeSettings); 11985 } else { 11986 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 11987 // Kill application pre-emptively especially for apps on sd. 11988 killApplication(packageName, ps.appId, "uninstall pkg"); 11989 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 11990 allUserHandles, perUserInstalled, 11991 outInfo, writeSettings); 11992 } 11993 11994 return ret; 11995 } 11996 11997 private final class ClearStorageConnection implements ServiceConnection { 11998 IMediaContainerService mContainerService; 11999 12000 @Override 12001 public void onServiceConnected(ComponentName name, IBinder service) { 12002 synchronized (this) { 12003 mContainerService = IMediaContainerService.Stub.asInterface(service); 12004 notifyAll(); 12005 } 12006 } 12007 12008 @Override 12009 public void onServiceDisconnected(ComponentName name) { 12010 } 12011 } 12012 12013 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 12014 final boolean mounted; 12015 if (Environment.isExternalStorageEmulated()) { 12016 mounted = true; 12017 } else { 12018 final String status = Environment.getExternalStorageState(); 12019 12020 mounted = status.equals(Environment.MEDIA_MOUNTED) 12021 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 12022 } 12023 12024 if (!mounted) { 12025 return; 12026 } 12027 12028 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 12029 int[] users; 12030 if (userId == UserHandle.USER_ALL) { 12031 users = sUserManager.getUserIds(); 12032 } else { 12033 users = new int[] { userId }; 12034 } 12035 final ClearStorageConnection conn = new ClearStorageConnection(); 12036 if (mContext.bindServiceAsUser( 12037 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 12038 try { 12039 for (int curUser : users) { 12040 long timeout = SystemClock.uptimeMillis() + 5000; 12041 synchronized (conn) { 12042 long now = SystemClock.uptimeMillis(); 12043 while (conn.mContainerService == null && now < timeout) { 12044 try { 12045 conn.wait(timeout - now); 12046 } catch (InterruptedException e) { 12047 } 12048 } 12049 } 12050 if (conn.mContainerService == null) { 12051 return; 12052 } 12053 12054 final UserEnvironment userEnv = new UserEnvironment(curUser); 12055 clearDirectory(conn.mContainerService, 12056 userEnv.buildExternalStorageAppCacheDirs(packageName)); 12057 if (allData) { 12058 clearDirectory(conn.mContainerService, 12059 userEnv.buildExternalStorageAppDataDirs(packageName)); 12060 clearDirectory(conn.mContainerService, 12061 userEnv.buildExternalStorageAppMediaDirs(packageName)); 12062 } 12063 } 12064 } finally { 12065 mContext.unbindService(conn); 12066 } 12067 } 12068 } 12069 12070 @Override 12071 public void clearApplicationUserData(final String packageName, 12072 final IPackageDataObserver observer, final int userId) { 12073 mContext.enforceCallingOrSelfPermission( 12074 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 12075 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 12076 // Queue up an async operation since the package deletion may take a little while. 12077 mHandler.post(new Runnable() { 12078 public void run() { 12079 mHandler.removeCallbacks(this); 12080 final boolean succeeded; 12081 synchronized (mInstallLock) { 12082 succeeded = clearApplicationUserDataLI(packageName, userId); 12083 } 12084 clearExternalStorageDataSync(packageName, userId, true); 12085 if (succeeded) { 12086 // invoke DeviceStorageMonitor's update method to clear any notifications 12087 DeviceStorageMonitorInternal 12088 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 12089 if (dsm != null) { 12090 dsm.checkMemory(); 12091 } 12092 } 12093 if(observer != null) { 12094 try { 12095 observer.onRemoveCompleted(packageName, succeeded); 12096 } catch (RemoteException e) { 12097 Log.i(TAG, "Observer no longer exists."); 12098 } 12099 } //end if observer 12100 } //end run 12101 }); 12102 } 12103 12104 private boolean clearApplicationUserDataLI(String packageName, int userId) { 12105 if (packageName == null) { 12106 Slog.w(TAG, "Attempt to delete null packageName."); 12107 return false; 12108 } 12109 12110 // Try finding details about the requested package 12111 PackageParser.Package pkg; 12112 synchronized (mPackages) { 12113 pkg = mPackages.get(packageName); 12114 if (pkg == null) { 12115 final PackageSetting ps = mSettings.mPackages.get(packageName); 12116 if (ps != null) { 12117 pkg = ps.pkg; 12118 } 12119 } 12120 } 12121 12122 if (pkg == null) { 12123 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 12124 } 12125 12126 // Always delete data directories for package, even if we found no other 12127 // record of app. This helps users recover from UID mismatches without 12128 // resorting to a full data wipe. 12129 int retCode = mInstaller.clearUserData(packageName, userId); 12130 if (retCode < 0) { 12131 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 12132 return false; 12133 } 12134 12135 if (pkg == null) { 12136 return false; 12137 } 12138 12139 if (pkg != null && pkg.applicationInfo != null) { 12140 final int appId = pkg.applicationInfo.uid; 12141 removeKeystoreDataIfNeeded(userId, appId); 12142 } 12143 12144 // Create a native library symlink only if we have native libraries 12145 // and if the native libraries are 32 bit libraries. We do not provide 12146 // this symlink for 64 bit libraries. 12147 if (pkg != null && pkg.applicationInfo.primaryCpuAbi != null && 12148 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 12149 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 12150 if (mInstaller.linkNativeLibraryDirectory(pkg.packageName, nativeLibPath, userId) < 0) { 12151 Slog.w(TAG, "Failed linking native library dir"); 12152 return false; 12153 } 12154 } 12155 12156 return true; 12157 } 12158 12159 /** 12160 * Remove entries from the keystore daemon. Will only remove it if the 12161 * {@code appId} is valid. 12162 */ 12163 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 12164 if (appId < 0) { 12165 return; 12166 } 12167 12168 final KeyStore keyStore = KeyStore.getInstance(); 12169 if (keyStore != null) { 12170 if (userId == UserHandle.USER_ALL) { 12171 for (final int individual : sUserManager.getUserIds()) { 12172 keyStore.clearUid(UserHandle.getUid(individual, appId)); 12173 } 12174 } else { 12175 keyStore.clearUid(UserHandle.getUid(userId, appId)); 12176 } 12177 } else { 12178 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 12179 } 12180 } 12181 12182 @Override 12183 public void deleteApplicationCacheFiles(final String packageName, 12184 final IPackageDataObserver observer) { 12185 mContext.enforceCallingOrSelfPermission( 12186 android.Manifest.permission.DELETE_CACHE_FILES, null); 12187 // Queue up an async operation since the package deletion may take a little while. 12188 final int userId = UserHandle.getCallingUserId(); 12189 mHandler.post(new Runnable() { 12190 public void run() { 12191 mHandler.removeCallbacks(this); 12192 final boolean succeded; 12193 synchronized (mInstallLock) { 12194 succeded = deleteApplicationCacheFilesLI(packageName, userId); 12195 } 12196 clearExternalStorageDataSync(packageName, userId, false); 12197 if(observer != null) { 12198 try { 12199 observer.onRemoveCompleted(packageName, succeded); 12200 } catch (RemoteException e) { 12201 Log.i(TAG, "Observer no longer exists."); 12202 } 12203 } //end if observer 12204 } //end run 12205 }); 12206 } 12207 12208 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 12209 if (packageName == null) { 12210 Slog.w(TAG, "Attempt to delete null packageName."); 12211 return false; 12212 } 12213 PackageParser.Package p; 12214 synchronized (mPackages) { 12215 p = mPackages.get(packageName); 12216 } 12217 if (p == null) { 12218 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 12219 return false; 12220 } 12221 final ApplicationInfo applicationInfo = p.applicationInfo; 12222 if (applicationInfo == null) { 12223 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 12224 return false; 12225 } 12226 int retCode = mInstaller.deleteCacheFiles(packageName, userId); 12227 if (retCode < 0) { 12228 Slog.w(TAG, "Couldn't remove cache files for package: " 12229 + packageName + " u" + userId); 12230 return false; 12231 } 12232 return true; 12233 } 12234 12235 @Override 12236 public void getPackageSizeInfo(final String packageName, int userHandle, 12237 final IPackageStatsObserver observer) { 12238 mContext.enforceCallingOrSelfPermission( 12239 android.Manifest.permission.GET_PACKAGE_SIZE, null); 12240 if (packageName == null) { 12241 throw new IllegalArgumentException("Attempt to get size of null packageName"); 12242 } 12243 12244 PackageStats stats = new PackageStats(packageName, userHandle); 12245 12246 /* 12247 * Queue up an async operation since the package measurement may take a 12248 * little while. 12249 */ 12250 Message msg = mHandler.obtainMessage(INIT_COPY); 12251 msg.obj = new MeasureParams(stats, observer); 12252 mHandler.sendMessage(msg); 12253 } 12254 12255 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 12256 PackageStats pStats) { 12257 if (packageName == null) { 12258 Slog.w(TAG, "Attempt to get size of null packageName."); 12259 return false; 12260 } 12261 PackageParser.Package p; 12262 boolean dataOnly = false; 12263 String libDirRoot = null; 12264 String asecPath = null; 12265 PackageSetting ps = null; 12266 synchronized (mPackages) { 12267 p = mPackages.get(packageName); 12268 ps = mSettings.mPackages.get(packageName); 12269 if(p == null) { 12270 dataOnly = true; 12271 if((ps == null) || (ps.pkg == null)) { 12272 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 12273 return false; 12274 } 12275 p = ps.pkg; 12276 } 12277 if (ps != null) { 12278 libDirRoot = ps.legacyNativeLibraryPathString; 12279 } 12280 if (p != null && (isExternal(p) || p.isForwardLocked())) { 12281 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 12282 if (secureContainerId != null) { 12283 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 12284 } 12285 } 12286 } 12287 String publicSrcDir = null; 12288 if(!dataOnly) { 12289 final ApplicationInfo applicationInfo = p.applicationInfo; 12290 if (applicationInfo == null) { 12291 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 12292 return false; 12293 } 12294 if (p.isForwardLocked()) { 12295 publicSrcDir = applicationInfo.getBaseResourcePath(); 12296 } 12297 } 12298 // TODO: extend to measure size of split APKs 12299 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 12300 // not just the first level. 12301 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 12302 // just the primary. 12303 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 12304 int res = mInstaller.getSizeInfo(packageName, userHandle, p.baseCodePath, libDirRoot, 12305 publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 12306 if (res < 0) { 12307 return false; 12308 } 12309 12310 // Fix-up for forward-locked applications in ASEC containers. 12311 if (!isExternal(p)) { 12312 pStats.codeSize += pStats.externalCodeSize; 12313 pStats.externalCodeSize = 0L; 12314 } 12315 12316 return true; 12317 } 12318 12319 12320 @Override 12321 public void addPackageToPreferred(String packageName) { 12322 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 12323 } 12324 12325 @Override 12326 public void removePackageFromPreferred(String packageName) { 12327 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 12328 } 12329 12330 @Override 12331 public List<PackageInfo> getPreferredPackages(int flags) { 12332 return new ArrayList<PackageInfo>(); 12333 } 12334 12335 private int getUidTargetSdkVersionLockedLPr(int uid) { 12336 Object obj = mSettings.getUserIdLPr(uid); 12337 if (obj instanceof SharedUserSetting) { 12338 final SharedUserSetting sus = (SharedUserSetting) obj; 12339 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 12340 final Iterator<PackageSetting> it = sus.packages.iterator(); 12341 while (it.hasNext()) { 12342 final PackageSetting ps = it.next(); 12343 if (ps.pkg != null) { 12344 int v = ps.pkg.applicationInfo.targetSdkVersion; 12345 if (v < vers) vers = v; 12346 } 12347 } 12348 return vers; 12349 } else if (obj instanceof PackageSetting) { 12350 final PackageSetting ps = (PackageSetting) obj; 12351 if (ps.pkg != null) { 12352 return ps.pkg.applicationInfo.targetSdkVersion; 12353 } 12354 } 12355 return Build.VERSION_CODES.CUR_DEVELOPMENT; 12356 } 12357 12358 @Override 12359 public void addPreferredActivity(IntentFilter filter, int match, 12360 ComponentName[] set, ComponentName activity, int userId) { 12361 addPreferredActivityInternal(filter, match, set, activity, true, userId, 12362 "Adding preferred"); 12363 } 12364 12365 private void addPreferredActivityInternal(IntentFilter filter, int match, 12366 ComponentName[] set, ComponentName activity, boolean always, int userId, 12367 String opname) { 12368 // writer 12369 int callingUid = Binder.getCallingUid(); 12370 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 12371 if (filter.countActions() == 0) { 12372 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 12373 return; 12374 } 12375 synchronized (mPackages) { 12376 if (mContext.checkCallingOrSelfPermission( 12377 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 12378 != PackageManager.PERMISSION_GRANTED) { 12379 if (getUidTargetSdkVersionLockedLPr(callingUid) 12380 < Build.VERSION_CODES.FROYO) { 12381 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 12382 + callingUid); 12383 return; 12384 } 12385 mContext.enforceCallingOrSelfPermission( 12386 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 12387 } 12388 12389 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 12390 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 12391 + userId + ":"); 12392 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 12393 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 12394 scheduleWritePackageRestrictionsLocked(userId); 12395 } 12396 } 12397 12398 @Override 12399 public void replacePreferredActivity(IntentFilter filter, int match, 12400 ComponentName[] set, ComponentName activity, int userId) { 12401 if (filter.countActions() != 1) { 12402 throw new IllegalArgumentException( 12403 "replacePreferredActivity expects filter to have only 1 action."); 12404 } 12405 if (filter.countDataAuthorities() != 0 12406 || filter.countDataPaths() != 0 12407 || filter.countDataSchemes() > 1 12408 || filter.countDataTypes() != 0) { 12409 throw new IllegalArgumentException( 12410 "replacePreferredActivity expects filter to have no data authorities, " + 12411 "paths, or types; and at most one scheme."); 12412 } 12413 12414 final int callingUid = Binder.getCallingUid(); 12415 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 12416 synchronized (mPackages) { 12417 if (mContext.checkCallingOrSelfPermission( 12418 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 12419 != PackageManager.PERMISSION_GRANTED) { 12420 if (getUidTargetSdkVersionLockedLPr(callingUid) 12421 < Build.VERSION_CODES.FROYO) { 12422 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 12423 + Binder.getCallingUid()); 12424 return; 12425 } 12426 mContext.enforceCallingOrSelfPermission( 12427 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 12428 } 12429 12430 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 12431 if (pir != null) { 12432 // Get all of the existing entries that exactly match this filter. 12433 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 12434 if (existing != null && existing.size() == 1) { 12435 PreferredActivity cur = existing.get(0); 12436 if (DEBUG_PREFERRED) { 12437 Slog.i(TAG, "Checking replace of preferred:"); 12438 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 12439 if (!cur.mPref.mAlways) { 12440 Slog.i(TAG, " -- CUR; not mAlways!"); 12441 } else { 12442 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 12443 Slog.i(TAG, " -- CUR: mSet=" 12444 + Arrays.toString(cur.mPref.mSetComponents)); 12445 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 12446 Slog.i(TAG, " -- NEW: mMatch=" 12447 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 12448 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 12449 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 12450 } 12451 } 12452 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 12453 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 12454 && cur.mPref.sameSet(set)) { 12455 // Setting the preferred activity to what it happens to be already 12456 if (DEBUG_PREFERRED) { 12457 Slog.i(TAG, "Replacing with same preferred activity " 12458 + cur.mPref.mShortComponent + " for user " 12459 + userId + ":"); 12460 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 12461 } 12462 return; 12463 } 12464 } 12465 12466 if (existing != null) { 12467 if (DEBUG_PREFERRED) { 12468 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 12469 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 12470 } 12471 for (int i = 0; i < existing.size(); i++) { 12472 PreferredActivity pa = existing.get(i); 12473 if (DEBUG_PREFERRED) { 12474 Slog.i(TAG, "Removing existing preferred activity " 12475 + pa.mPref.mComponent + ":"); 12476 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 12477 } 12478 pir.removeFilter(pa); 12479 } 12480 } 12481 } 12482 addPreferredActivityInternal(filter, match, set, activity, true, userId, 12483 "Replacing preferred"); 12484 } 12485 } 12486 12487 @Override 12488 public void clearPackagePreferredActivities(String packageName) { 12489 final int uid = Binder.getCallingUid(); 12490 // writer 12491 synchronized (mPackages) { 12492 PackageParser.Package pkg = mPackages.get(packageName); 12493 if (pkg == null || pkg.applicationInfo.uid != uid) { 12494 if (mContext.checkCallingOrSelfPermission( 12495 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 12496 != PackageManager.PERMISSION_GRANTED) { 12497 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 12498 < Build.VERSION_CODES.FROYO) { 12499 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 12500 + Binder.getCallingUid()); 12501 return; 12502 } 12503 mContext.enforceCallingOrSelfPermission( 12504 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 12505 } 12506 } 12507 12508 int user = UserHandle.getCallingUserId(); 12509 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 12510 scheduleWritePackageRestrictionsLocked(user); 12511 } 12512 } 12513 } 12514 12515 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 12516 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 12517 ArrayList<PreferredActivity> removed = null; 12518 boolean changed = false; 12519 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 12520 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 12521 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 12522 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 12523 continue; 12524 } 12525 Iterator<PreferredActivity> it = pir.filterIterator(); 12526 while (it.hasNext()) { 12527 PreferredActivity pa = it.next(); 12528 // Mark entry for removal only if it matches the package name 12529 // and the entry is of type "always". 12530 if (packageName == null || 12531 (pa.mPref.mComponent.getPackageName().equals(packageName) 12532 && pa.mPref.mAlways)) { 12533 if (removed == null) { 12534 removed = new ArrayList<PreferredActivity>(); 12535 } 12536 removed.add(pa); 12537 } 12538 } 12539 if (removed != null) { 12540 for (int j=0; j<removed.size(); j++) { 12541 PreferredActivity pa = removed.get(j); 12542 pir.removeFilter(pa); 12543 } 12544 changed = true; 12545 } 12546 } 12547 return changed; 12548 } 12549 12550 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 12551 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 12552 if (userId == UserHandle.USER_ALL) { 12553 mSettings.removeIntentFilterVerificationLPw(packageName, sUserManager.getUserIds()); 12554 for (int oneUserId : sUserManager.getUserIds()) { 12555 scheduleWritePackageRestrictionsLocked(oneUserId); 12556 } 12557 } else { 12558 mSettings.removeIntentFilterVerificationLPw(packageName, userId); 12559 scheduleWritePackageRestrictionsLocked(userId); 12560 } 12561 } 12562 12563 @Override 12564 public void resetPreferredActivities(int userId) { 12565 /* TODO: Actually use userId. Why is it being passed in? */ 12566 mContext.enforceCallingOrSelfPermission( 12567 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 12568 // writer 12569 synchronized (mPackages) { 12570 int user = UserHandle.getCallingUserId(); 12571 clearPackagePreferredActivitiesLPw(null, user); 12572 mSettings.readDefaultPreferredAppsLPw(this, user); 12573 scheduleWritePackageRestrictionsLocked(user); 12574 } 12575 } 12576 12577 @Override 12578 public int getPreferredActivities(List<IntentFilter> outFilters, 12579 List<ComponentName> outActivities, String packageName) { 12580 12581 int num = 0; 12582 final int userId = UserHandle.getCallingUserId(); 12583 // reader 12584 synchronized (mPackages) { 12585 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 12586 if (pir != null) { 12587 final Iterator<PreferredActivity> it = pir.filterIterator(); 12588 while (it.hasNext()) { 12589 final PreferredActivity pa = it.next(); 12590 if (packageName == null 12591 || (pa.mPref.mComponent.getPackageName().equals(packageName) 12592 && pa.mPref.mAlways)) { 12593 if (outFilters != null) { 12594 outFilters.add(new IntentFilter(pa)); 12595 } 12596 if (outActivities != null) { 12597 outActivities.add(pa.mPref.mComponent); 12598 } 12599 } 12600 } 12601 } 12602 } 12603 12604 return num; 12605 } 12606 12607 @Override 12608 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 12609 int userId) { 12610 int callingUid = Binder.getCallingUid(); 12611 if (callingUid != Process.SYSTEM_UID) { 12612 throw new SecurityException( 12613 "addPersistentPreferredActivity can only be run by the system"); 12614 } 12615 if (filter.countActions() == 0) { 12616 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 12617 return; 12618 } 12619 synchronized (mPackages) { 12620 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 12621 " :"); 12622 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 12623 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 12624 new PersistentPreferredActivity(filter, activity)); 12625 scheduleWritePackageRestrictionsLocked(userId); 12626 } 12627 } 12628 12629 @Override 12630 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 12631 int callingUid = Binder.getCallingUid(); 12632 if (callingUid != Process.SYSTEM_UID) { 12633 throw new SecurityException( 12634 "clearPackagePersistentPreferredActivities can only be run by the system"); 12635 } 12636 ArrayList<PersistentPreferredActivity> removed = null; 12637 boolean changed = false; 12638 synchronized (mPackages) { 12639 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 12640 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 12641 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 12642 .valueAt(i); 12643 if (userId != thisUserId) { 12644 continue; 12645 } 12646 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 12647 while (it.hasNext()) { 12648 PersistentPreferredActivity ppa = it.next(); 12649 // Mark entry for removal only if it matches the package name. 12650 if (ppa.mComponent.getPackageName().equals(packageName)) { 12651 if (removed == null) { 12652 removed = new ArrayList<PersistentPreferredActivity>(); 12653 } 12654 removed.add(ppa); 12655 } 12656 } 12657 if (removed != null) { 12658 for (int j=0; j<removed.size(); j++) { 12659 PersistentPreferredActivity ppa = removed.get(j); 12660 ppir.removeFilter(ppa); 12661 } 12662 changed = true; 12663 } 12664 } 12665 12666 if (changed) { 12667 scheduleWritePackageRestrictionsLocked(userId); 12668 } 12669 } 12670 } 12671 12672 /** 12673 * Non-Binder method, support for the backup/restore mechanism: write the 12674 * full set of preferred activities in its canonical XML format. Returns true 12675 * on success; false otherwise. 12676 */ 12677 @Override 12678 public byte[] getPreferredActivityBackup(int userId) { 12679 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 12680 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 12681 } 12682 12683 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 12684 try { 12685 final XmlSerializer serializer = new FastXmlSerializer(); 12686 serializer.setOutput(dataStream, "utf-8"); 12687 serializer.startDocument(null, true); 12688 serializer.startTag(null, TAG_PREFERRED_BACKUP); 12689 12690 synchronized (mPackages) { 12691 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 12692 } 12693 12694 serializer.endTag(null, TAG_PREFERRED_BACKUP); 12695 serializer.endDocument(); 12696 serializer.flush(); 12697 } catch (Exception e) { 12698 if (DEBUG_BACKUP) { 12699 Slog.e(TAG, "Unable to write preferred activities for backup", e); 12700 } 12701 return null; 12702 } 12703 12704 return dataStream.toByteArray(); 12705 } 12706 12707 @Override 12708 public void restorePreferredActivities(byte[] backup, int userId) { 12709 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 12710 throw new SecurityException("Only the system may call restorePreferredActivities()"); 12711 } 12712 12713 try { 12714 final XmlPullParser parser = Xml.newPullParser(); 12715 parser.setInput(new ByteArrayInputStream(backup), null); 12716 12717 int type; 12718 while ((type = parser.next()) != XmlPullParser.START_TAG 12719 && type != XmlPullParser.END_DOCUMENT) { 12720 } 12721 if (type != XmlPullParser.START_TAG) { 12722 // oops didn't find a start tag?! 12723 if (DEBUG_BACKUP) { 12724 Slog.e(TAG, "Didn't find start tag during restore"); 12725 } 12726 return; 12727 } 12728 12729 // this is supposed to be TAG_PREFERRED_BACKUP 12730 if (!TAG_PREFERRED_BACKUP.equals(parser.getName())) { 12731 if (DEBUG_BACKUP) { 12732 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 12733 } 12734 return; 12735 } 12736 12737 // skip interfering stuff, then we're aligned with the backing implementation 12738 while ((type = parser.next()) == XmlPullParser.TEXT) { } 12739 synchronized (mPackages) { 12740 mSettings.readPreferredActivitiesLPw(parser, userId); 12741 } 12742 } catch (Exception e) { 12743 if (DEBUG_BACKUP) { 12744 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 12745 } 12746 } 12747 } 12748 12749 @Override 12750 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 12751 int sourceUserId, int targetUserId, int flags) { 12752 mContext.enforceCallingOrSelfPermission( 12753 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 12754 int callingUid = Binder.getCallingUid(); 12755 enforceOwnerRights(ownerPackage, callingUid); 12756 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 12757 if (intentFilter.countActions() == 0) { 12758 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 12759 return; 12760 } 12761 synchronized (mPackages) { 12762 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 12763 ownerPackage, targetUserId, flags); 12764 CrossProfileIntentResolver resolver = 12765 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 12766 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 12767 // We have all those whose filter is equal. Now checking if the rest is equal as well. 12768 if (existing != null) { 12769 int size = existing.size(); 12770 for (int i = 0; i < size; i++) { 12771 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 12772 return; 12773 } 12774 } 12775 } 12776 resolver.addFilter(newFilter); 12777 scheduleWritePackageRestrictionsLocked(sourceUserId); 12778 } 12779 } 12780 12781 @Override 12782 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 12783 mContext.enforceCallingOrSelfPermission( 12784 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 12785 int callingUid = Binder.getCallingUid(); 12786 enforceOwnerRights(ownerPackage, callingUid); 12787 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 12788 synchronized (mPackages) { 12789 CrossProfileIntentResolver resolver = 12790 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 12791 ArraySet<CrossProfileIntentFilter> set = 12792 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 12793 for (CrossProfileIntentFilter filter : set) { 12794 if (filter.getOwnerPackage().equals(ownerPackage)) { 12795 resolver.removeFilter(filter); 12796 } 12797 } 12798 scheduleWritePackageRestrictionsLocked(sourceUserId); 12799 } 12800 } 12801 12802 // Enforcing that callingUid is owning pkg on userId 12803 private void enforceOwnerRights(String pkg, int callingUid) { 12804 // The system owns everything. 12805 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 12806 return; 12807 } 12808 int callingUserId = UserHandle.getUserId(callingUid); 12809 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 12810 if (pi == null) { 12811 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 12812 + callingUserId); 12813 } 12814 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 12815 throw new SecurityException("Calling uid " + callingUid 12816 + " does not own package " + pkg); 12817 } 12818 } 12819 12820 @Override 12821 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 12822 Intent intent = new Intent(Intent.ACTION_MAIN); 12823 intent.addCategory(Intent.CATEGORY_HOME); 12824 12825 final int callingUserId = UserHandle.getCallingUserId(); 12826 List<ResolveInfo> list = queryIntentActivities(intent, null, 12827 PackageManager.GET_META_DATA, callingUserId); 12828 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 12829 true, false, false, callingUserId); 12830 12831 allHomeCandidates.clear(); 12832 if (list != null) { 12833 for (ResolveInfo ri : list) { 12834 allHomeCandidates.add(ri); 12835 } 12836 } 12837 return (preferred == null || preferred.activityInfo == null) 12838 ? null 12839 : new ComponentName(preferred.activityInfo.packageName, 12840 preferred.activityInfo.name); 12841 } 12842 12843 @Override 12844 public void setApplicationEnabledSetting(String appPackageName, 12845 int newState, int flags, int userId, String callingPackage) { 12846 if (!sUserManager.exists(userId)) return; 12847 if (callingPackage == null) { 12848 callingPackage = Integer.toString(Binder.getCallingUid()); 12849 } 12850 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 12851 } 12852 12853 @Override 12854 public void setComponentEnabledSetting(ComponentName componentName, 12855 int newState, int flags, int userId) { 12856 if (!sUserManager.exists(userId)) return; 12857 setEnabledSetting(componentName.getPackageName(), 12858 componentName.getClassName(), newState, flags, userId, null); 12859 } 12860 12861 private void setEnabledSetting(final String packageName, String className, int newState, 12862 final int flags, int userId, String callingPackage) { 12863 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 12864 || newState == COMPONENT_ENABLED_STATE_ENABLED 12865 || newState == COMPONENT_ENABLED_STATE_DISABLED 12866 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 12867 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 12868 throw new IllegalArgumentException("Invalid new component state: " 12869 + newState); 12870 } 12871 PackageSetting pkgSetting; 12872 final int uid = Binder.getCallingUid(); 12873 final int permission = mContext.checkCallingOrSelfPermission( 12874 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 12875 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 12876 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 12877 boolean sendNow = false; 12878 boolean isApp = (className == null); 12879 String componentName = isApp ? packageName : className; 12880 int packageUid = -1; 12881 ArrayList<String> components; 12882 12883 // writer 12884 synchronized (mPackages) { 12885 pkgSetting = mSettings.mPackages.get(packageName); 12886 if (pkgSetting == null) { 12887 if (className == null) { 12888 throw new IllegalArgumentException( 12889 "Unknown package: " + packageName); 12890 } 12891 throw new IllegalArgumentException( 12892 "Unknown component: " + packageName 12893 + "/" + className); 12894 } 12895 // Allow root and verify that userId is not being specified by a different user 12896 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 12897 throw new SecurityException( 12898 "Permission Denial: attempt to change component state from pid=" 12899 + Binder.getCallingPid() 12900 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 12901 } 12902 if (className == null) { 12903 // We're dealing with an application/package level state change 12904 if (pkgSetting.getEnabled(userId) == newState) { 12905 // Nothing to do 12906 return; 12907 } 12908 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 12909 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 12910 // Don't care about who enables an app. 12911 callingPackage = null; 12912 } 12913 pkgSetting.setEnabled(newState, userId, callingPackage); 12914 // pkgSetting.pkg.mSetEnabled = newState; 12915 } else { 12916 // We're dealing with a component level state change 12917 // First, verify that this is a valid class name. 12918 PackageParser.Package pkg = pkgSetting.pkg; 12919 if (pkg == null || !pkg.hasComponentClassName(className)) { 12920 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 12921 throw new IllegalArgumentException("Component class " + className 12922 + " does not exist in " + packageName); 12923 } else { 12924 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 12925 + className + " does not exist in " + packageName); 12926 } 12927 } 12928 switch (newState) { 12929 case COMPONENT_ENABLED_STATE_ENABLED: 12930 if (!pkgSetting.enableComponentLPw(className, userId)) { 12931 return; 12932 } 12933 break; 12934 case COMPONENT_ENABLED_STATE_DISABLED: 12935 if (!pkgSetting.disableComponentLPw(className, userId)) { 12936 return; 12937 } 12938 break; 12939 case COMPONENT_ENABLED_STATE_DEFAULT: 12940 if (!pkgSetting.restoreComponentLPw(className, userId)) { 12941 return; 12942 } 12943 break; 12944 default: 12945 Slog.e(TAG, "Invalid new component state: " + newState); 12946 return; 12947 } 12948 } 12949 scheduleWritePackageRestrictionsLocked(userId); 12950 components = mPendingBroadcasts.get(userId, packageName); 12951 final boolean newPackage = components == null; 12952 if (newPackage) { 12953 components = new ArrayList<String>(); 12954 } 12955 if (!components.contains(componentName)) { 12956 components.add(componentName); 12957 } 12958 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 12959 sendNow = true; 12960 // Purge entry from pending broadcast list if another one exists already 12961 // since we are sending one right away. 12962 mPendingBroadcasts.remove(userId, packageName); 12963 } else { 12964 if (newPackage) { 12965 mPendingBroadcasts.put(userId, packageName, components); 12966 } 12967 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 12968 // Schedule a message 12969 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 12970 } 12971 } 12972 } 12973 12974 long callingId = Binder.clearCallingIdentity(); 12975 try { 12976 if (sendNow) { 12977 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 12978 sendPackageChangedBroadcast(packageName, 12979 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 12980 } 12981 } finally { 12982 Binder.restoreCallingIdentity(callingId); 12983 } 12984 } 12985 12986 private void sendPackageChangedBroadcast(String packageName, 12987 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 12988 if (DEBUG_INSTALL) 12989 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 12990 + componentNames); 12991 Bundle extras = new Bundle(4); 12992 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 12993 String nameList[] = new String[componentNames.size()]; 12994 componentNames.toArray(nameList); 12995 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 12996 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 12997 extras.putInt(Intent.EXTRA_UID, packageUid); 12998 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 12999 new int[] {UserHandle.getUserId(packageUid)}); 13000 } 13001 13002 @Override 13003 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 13004 if (!sUserManager.exists(userId)) return; 13005 final int uid = Binder.getCallingUid(); 13006 final int permission = mContext.checkCallingOrSelfPermission( 13007 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 13008 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 13009 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 13010 // writer 13011 synchronized (mPackages) { 13012 if (mSettings.setPackageStoppedStateLPw(packageName, stopped, allowedByPermission, 13013 uid, userId)) { 13014 scheduleWritePackageRestrictionsLocked(userId); 13015 } 13016 } 13017 } 13018 13019 @Override 13020 public String getInstallerPackageName(String packageName) { 13021 // reader 13022 synchronized (mPackages) { 13023 return mSettings.getInstallerPackageNameLPr(packageName); 13024 } 13025 } 13026 13027 @Override 13028 public int getApplicationEnabledSetting(String packageName, int userId) { 13029 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 13030 int uid = Binder.getCallingUid(); 13031 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 13032 // reader 13033 synchronized (mPackages) { 13034 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 13035 } 13036 } 13037 13038 @Override 13039 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 13040 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 13041 int uid = Binder.getCallingUid(); 13042 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 13043 // reader 13044 synchronized (mPackages) { 13045 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 13046 } 13047 } 13048 13049 @Override 13050 public void enterSafeMode() { 13051 enforceSystemOrRoot("Only the system can request entering safe mode"); 13052 13053 if (!mSystemReady) { 13054 mSafeMode = true; 13055 } 13056 } 13057 13058 @Override 13059 public void systemReady() { 13060 mSystemReady = true; 13061 13062 // Read the compatibilty setting when the system is ready. 13063 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 13064 mContext.getContentResolver(), 13065 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 13066 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 13067 if (DEBUG_SETTINGS) { 13068 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 13069 } 13070 13071 synchronized (mPackages) { 13072 // Verify that all of the preferred activity components actually 13073 // exist. It is possible for applications to be updated and at 13074 // that point remove a previously declared activity component that 13075 // had been set as a preferred activity. We try to clean this up 13076 // the next time we encounter that preferred activity, but it is 13077 // possible for the user flow to never be able to return to that 13078 // situation so here we do a sanity check to make sure we haven't 13079 // left any junk around. 13080 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 13081 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13082 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13083 removed.clear(); 13084 for (PreferredActivity pa : pir.filterSet()) { 13085 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 13086 removed.add(pa); 13087 } 13088 } 13089 if (removed.size() > 0) { 13090 for (int r=0; r<removed.size(); r++) { 13091 PreferredActivity pa = removed.get(r); 13092 Slog.w(TAG, "Removing dangling preferred activity: " 13093 + pa.mPref.mComponent); 13094 pir.removeFilter(pa); 13095 } 13096 mSettings.writePackageRestrictionsLPr( 13097 mSettings.mPreferredActivities.keyAt(i)); 13098 } 13099 } 13100 } 13101 sUserManager.systemReady(); 13102 13103 // Kick off any messages waiting for system ready 13104 if (mPostSystemReadyMessages != null) { 13105 for (Message msg : mPostSystemReadyMessages) { 13106 msg.sendToTarget(); 13107 } 13108 mPostSystemReadyMessages = null; 13109 } 13110 13111 // Watch for external volumes that come and go over time 13112 final StorageManager storage = mContext.getSystemService(StorageManager.class); 13113 storage.registerListener(mStorageListener); 13114 13115 mInstallerService.systemReady(); 13116 } 13117 13118 @Override 13119 public boolean isSafeMode() { 13120 return mSafeMode; 13121 } 13122 13123 @Override 13124 public boolean hasSystemUidErrors() { 13125 return mHasSystemUidErrors; 13126 } 13127 13128 static String arrayToString(int[] array) { 13129 StringBuffer buf = new StringBuffer(128); 13130 buf.append('['); 13131 if (array != null) { 13132 for (int i=0; i<array.length; i++) { 13133 if (i > 0) buf.append(", "); 13134 buf.append(array[i]); 13135 } 13136 } 13137 buf.append(']'); 13138 return buf.toString(); 13139 } 13140 13141 static class DumpState { 13142 public static final int DUMP_LIBS = 1 << 0; 13143 public static final int DUMP_FEATURES = 1 << 1; 13144 public static final int DUMP_RESOLVERS = 1 << 2; 13145 public static final int DUMP_PERMISSIONS = 1 << 3; 13146 public static final int DUMP_PACKAGES = 1 << 4; 13147 public static final int DUMP_SHARED_USERS = 1 << 5; 13148 public static final int DUMP_MESSAGES = 1 << 6; 13149 public static final int DUMP_PROVIDERS = 1 << 7; 13150 public static final int DUMP_VERIFIERS = 1 << 8; 13151 public static final int DUMP_PREFERRED = 1 << 9; 13152 public static final int DUMP_PREFERRED_XML = 1 << 10; 13153 public static final int DUMP_KEYSETS = 1 << 11; 13154 public static final int DUMP_VERSION = 1 << 12; 13155 public static final int DUMP_INSTALLS = 1 << 13; 13156 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 14; 13157 public static final int DUMP_DOMAIN_PREFERRED = 1 << 15; 13158 13159 public static final int OPTION_SHOW_FILTERS = 1 << 0; 13160 13161 private int mTypes; 13162 13163 private int mOptions; 13164 13165 private boolean mTitlePrinted; 13166 13167 private SharedUserSetting mSharedUser; 13168 13169 public boolean isDumping(int type) { 13170 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 13171 return true; 13172 } 13173 13174 return (mTypes & type) != 0; 13175 } 13176 13177 public void setDump(int type) { 13178 mTypes |= type; 13179 } 13180 13181 public boolean isOptionEnabled(int option) { 13182 return (mOptions & option) != 0; 13183 } 13184 13185 public void setOptionEnabled(int option) { 13186 mOptions |= option; 13187 } 13188 13189 public boolean onTitlePrinted() { 13190 final boolean printed = mTitlePrinted; 13191 mTitlePrinted = true; 13192 return printed; 13193 } 13194 13195 public boolean getTitlePrinted() { 13196 return mTitlePrinted; 13197 } 13198 13199 public void setTitlePrinted(boolean enabled) { 13200 mTitlePrinted = enabled; 13201 } 13202 13203 public SharedUserSetting getSharedUser() { 13204 return mSharedUser; 13205 } 13206 13207 public void setSharedUser(SharedUserSetting user) { 13208 mSharedUser = user; 13209 } 13210 } 13211 13212 @Override 13213 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 13214 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 13215 != PackageManager.PERMISSION_GRANTED) { 13216 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 13217 + Binder.getCallingPid() 13218 + ", uid=" + Binder.getCallingUid() 13219 + " without permission " 13220 + android.Manifest.permission.DUMP); 13221 return; 13222 } 13223 13224 DumpState dumpState = new DumpState(); 13225 boolean fullPreferred = false; 13226 boolean checkin = false; 13227 13228 String packageName = null; 13229 13230 int opti = 0; 13231 while (opti < args.length) { 13232 String opt = args[opti]; 13233 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 13234 break; 13235 } 13236 opti++; 13237 13238 if ("-a".equals(opt)) { 13239 // Right now we only know how to print all. 13240 } else if ("-h".equals(opt)) { 13241 pw.println("Package manager dump options:"); 13242 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 13243 pw.println(" --checkin: dump for a checkin"); 13244 pw.println(" -f: print details of intent filters"); 13245 pw.println(" -h: print this help"); 13246 pw.println(" cmd may be one of:"); 13247 pw.println(" l[ibraries]: list known shared libraries"); 13248 pw.println(" f[ibraries]: list device features"); 13249 pw.println(" k[eysets]: print known keysets"); 13250 pw.println(" r[esolvers]: dump intent resolvers"); 13251 pw.println(" perm[issions]: dump permissions"); 13252 pw.println(" pref[erred]: print preferred package settings"); 13253 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 13254 pw.println(" prov[iders]: dump content providers"); 13255 pw.println(" p[ackages]: dump installed packages"); 13256 pw.println(" s[hared-users]: dump shared user IDs"); 13257 pw.println(" m[essages]: print collected runtime messages"); 13258 pw.println(" v[erifiers]: print package verifier info"); 13259 pw.println(" version: print database version info"); 13260 pw.println(" write: write current settings now"); 13261 pw.println(" <package.name>: info about given package"); 13262 pw.println(" installs: details about install sessions"); 13263 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 13264 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 13265 return; 13266 } else if ("--checkin".equals(opt)) { 13267 checkin = true; 13268 } else if ("-f".equals(opt)) { 13269 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 13270 } else { 13271 pw.println("Unknown argument: " + opt + "; use -h for help"); 13272 } 13273 } 13274 13275 // Is the caller requesting to dump a particular piece of data? 13276 if (opti < args.length) { 13277 String cmd = args[opti]; 13278 opti++; 13279 // Is this a package name? 13280 if ("android".equals(cmd) || cmd.contains(".")) { 13281 packageName = cmd; 13282 // When dumping a single package, we always dump all of its 13283 // filter information since the amount of data will be reasonable. 13284 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 13285 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 13286 dumpState.setDump(DumpState.DUMP_LIBS); 13287 } else if ("f".equals(cmd) || "features".equals(cmd)) { 13288 dumpState.setDump(DumpState.DUMP_FEATURES); 13289 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 13290 dumpState.setDump(DumpState.DUMP_RESOLVERS); 13291 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 13292 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 13293 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 13294 dumpState.setDump(DumpState.DUMP_PREFERRED); 13295 } else if ("preferred-xml".equals(cmd)) { 13296 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 13297 if (opti < args.length && "--full".equals(args[opti])) { 13298 fullPreferred = true; 13299 opti++; 13300 } 13301 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 13302 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 13303 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 13304 dumpState.setDump(DumpState.DUMP_PACKAGES); 13305 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 13306 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 13307 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 13308 dumpState.setDump(DumpState.DUMP_PROVIDERS); 13309 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 13310 dumpState.setDump(DumpState.DUMP_MESSAGES); 13311 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 13312 dumpState.setDump(DumpState.DUMP_VERIFIERS); 13313 } else if ("i".equals(cmd) || "ifv".equals(cmd) 13314 || "intent-filter-verifiers".equals(cmd)) { 13315 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 13316 } else if ("version".equals(cmd)) { 13317 dumpState.setDump(DumpState.DUMP_VERSION); 13318 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 13319 dumpState.setDump(DumpState.DUMP_KEYSETS); 13320 } else if ("installs".equals(cmd)) { 13321 dumpState.setDump(DumpState.DUMP_INSTALLS); 13322 } else if ("write".equals(cmd)) { 13323 synchronized (mPackages) { 13324 mSettings.writeLPr(); 13325 pw.println("Settings written."); 13326 return; 13327 } 13328 } 13329 } 13330 13331 if (checkin) { 13332 pw.println("vers,1"); 13333 } 13334 13335 // reader 13336 synchronized (mPackages) { 13337 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 13338 if (!checkin) { 13339 if (dumpState.onTitlePrinted()) 13340 pw.println(); 13341 pw.println("Database versions:"); 13342 pw.print(" SDK Version:"); 13343 pw.print(" internal="); 13344 pw.print(mSettings.mInternalSdkPlatform); 13345 pw.print(" external="); 13346 pw.println(mSettings.mExternalSdkPlatform); 13347 pw.print(" DB Version:"); 13348 pw.print(" internal="); 13349 pw.print(mSettings.mInternalDatabaseVersion); 13350 pw.print(" external="); 13351 pw.println(mSettings.mExternalDatabaseVersion); 13352 } 13353 } 13354 13355 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 13356 if (!checkin) { 13357 if (dumpState.onTitlePrinted()) 13358 pw.println(); 13359 pw.println("Verifiers:"); 13360 pw.print(" Required: "); 13361 pw.print(mRequiredVerifierPackage); 13362 pw.print(" (uid="); 13363 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 13364 pw.println(")"); 13365 } else if (mRequiredVerifierPackage != null) { 13366 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 13367 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 13368 } 13369 } 13370 13371 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 13372 packageName == null) { 13373 if (mIntentFilterVerifierComponent != null) { 13374 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 13375 if (!checkin) { 13376 if (dumpState.onTitlePrinted()) 13377 pw.println(); 13378 pw.println("Intent Filter Verifier:"); 13379 pw.print(" Using: "); 13380 pw.print(verifierPackageName); 13381 pw.print(" (uid="); 13382 pw.print(getPackageUid(verifierPackageName, 0)); 13383 pw.println(")"); 13384 } else if (verifierPackageName != null) { 13385 pw.print("ifv,"); pw.print(verifierPackageName); 13386 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 13387 } 13388 } else { 13389 pw.println(); 13390 pw.println("No Intent Filter Verifier available!"); 13391 } 13392 } 13393 13394 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 13395 boolean printedHeader = false; 13396 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 13397 while (it.hasNext()) { 13398 String name = it.next(); 13399 SharedLibraryEntry ent = mSharedLibraries.get(name); 13400 if (!checkin) { 13401 if (!printedHeader) { 13402 if (dumpState.onTitlePrinted()) 13403 pw.println(); 13404 pw.println("Libraries:"); 13405 printedHeader = true; 13406 } 13407 pw.print(" "); 13408 } else { 13409 pw.print("lib,"); 13410 } 13411 pw.print(name); 13412 if (!checkin) { 13413 pw.print(" -> "); 13414 } 13415 if (ent.path != null) { 13416 if (!checkin) { 13417 pw.print("(jar) "); 13418 pw.print(ent.path); 13419 } else { 13420 pw.print(",jar,"); 13421 pw.print(ent.path); 13422 } 13423 } else { 13424 if (!checkin) { 13425 pw.print("(apk) "); 13426 pw.print(ent.apk); 13427 } else { 13428 pw.print(",apk,"); 13429 pw.print(ent.apk); 13430 } 13431 } 13432 pw.println(); 13433 } 13434 } 13435 13436 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 13437 if (dumpState.onTitlePrinted()) 13438 pw.println(); 13439 if (!checkin) { 13440 pw.println("Features:"); 13441 } 13442 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 13443 while (it.hasNext()) { 13444 String name = it.next(); 13445 if (!checkin) { 13446 pw.print(" "); 13447 } else { 13448 pw.print("feat,"); 13449 } 13450 pw.println(name); 13451 } 13452 } 13453 13454 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 13455 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 13456 : "Activity Resolver Table:", " ", packageName, 13457 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 13458 dumpState.setTitlePrinted(true); 13459 } 13460 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 13461 : "Receiver Resolver Table:", " ", packageName, 13462 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 13463 dumpState.setTitlePrinted(true); 13464 } 13465 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 13466 : "Service Resolver Table:", " ", packageName, 13467 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 13468 dumpState.setTitlePrinted(true); 13469 } 13470 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 13471 : "Provider Resolver Table:", " ", packageName, 13472 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 13473 dumpState.setTitlePrinted(true); 13474 } 13475 } 13476 13477 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 13478 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13479 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13480 int user = mSettings.mPreferredActivities.keyAt(i); 13481 if (pir.dump(pw, 13482 dumpState.getTitlePrinted() 13483 ? "\nPreferred Activities User " + user + ":" 13484 : "Preferred Activities User " + user + ":", " ", 13485 packageName, true, false)) { 13486 dumpState.setTitlePrinted(true); 13487 } 13488 } 13489 } 13490 13491 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 13492 pw.flush(); 13493 FileOutputStream fout = new FileOutputStream(fd); 13494 BufferedOutputStream str = new BufferedOutputStream(fout); 13495 XmlSerializer serializer = new FastXmlSerializer(); 13496 try { 13497 serializer.setOutput(str, "utf-8"); 13498 serializer.startDocument(null, true); 13499 serializer.setFeature( 13500 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 13501 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 13502 serializer.endDocument(); 13503 serializer.flush(); 13504 } catch (IllegalArgumentException e) { 13505 pw.println("Failed writing: " + e); 13506 } catch (IllegalStateException e) { 13507 pw.println("Failed writing: " + e); 13508 } catch (IOException e) { 13509 pw.println("Failed writing: " + e); 13510 } 13511 } 13512 13513 if (!checkin && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED)) { 13514 pw.println(); 13515 int count = mSettings.mPackages.size(); 13516 if (count == 0) { 13517 pw.println("No domain preferred apps!"); 13518 pw.println(); 13519 } else { 13520 final String prefix = " "; 13521 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 13522 if (allPackageSettings.size() == 0) { 13523 pw.println("No domain preferred apps!"); 13524 pw.println(); 13525 } else { 13526 pw.println("Domain preferred apps status:"); 13527 pw.println(); 13528 count = 0; 13529 for (PackageSetting ps : allPackageSettings) { 13530 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 13531 if (ivi == null || ivi.getPackageName() == null) continue; 13532 pw.println(prefix + "Package Name: " + ivi.getPackageName()); 13533 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 13534 pw.println(prefix + "Status: " + ivi.getStatusString()); 13535 pw.println(); 13536 count++; 13537 } 13538 if (count == 0) { 13539 pw.println(prefix + "No domain preferred app status!"); 13540 pw.println(); 13541 } 13542 for (int userId : sUserManager.getUserIds()) { 13543 pw.println("Domain preferred apps for User " + userId + ":"); 13544 pw.println(); 13545 count = 0; 13546 for (PackageSetting ps : allPackageSettings) { 13547 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 13548 if (ivi == null || ivi.getPackageName() == null) { 13549 continue; 13550 } 13551 final int status = ps.getDomainVerificationStatusForUser(userId); 13552 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 13553 continue; 13554 } 13555 pw.println(prefix + "Package Name: " + ivi.getPackageName()); 13556 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 13557 String statusStr = IntentFilterVerificationInfo. 13558 getStatusStringFromValue(status); 13559 pw.println(prefix + "Status: " + statusStr); 13560 pw.println(); 13561 count++; 13562 } 13563 if (count == 0) { 13564 pw.println(prefix + "No domain preferred apps!"); 13565 pw.println(); 13566 } 13567 } 13568 } 13569 } 13570 } 13571 13572 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 13573 mSettings.dumpPermissionsLPr(pw, packageName, dumpState); 13574 if (packageName == null) { 13575 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 13576 if (iperm == 0) { 13577 if (dumpState.onTitlePrinted()) 13578 pw.println(); 13579 pw.println("AppOp Permissions:"); 13580 } 13581 pw.print(" AppOp Permission "); 13582 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 13583 pw.println(":"); 13584 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 13585 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 13586 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 13587 } 13588 } 13589 } 13590 } 13591 13592 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 13593 boolean printedSomething = false; 13594 for (PackageParser.Provider p : mProviders.mProviders.values()) { 13595 if (packageName != null && !packageName.equals(p.info.packageName)) { 13596 continue; 13597 } 13598 if (!printedSomething) { 13599 if (dumpState.onTitlePrinted()) 13600 pw.println(); 13601 pw.println("Registered ContentProviders:"); 13602 printedSomething = true; 13603 } 13604 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 13605 pw.print(" "); pw.println(p.toString()); 13606 } 13607 printedSomething = false; 13608 for (Map.Entry<String, PackageParser.Provider> entry : 13609 mProvidersByAuthority.entrySet()) { 13610 PackageParser.Provider p = entry.getValue(); 13611 if (packageName != null && !packageName.equals(p.info.packageName)) { 13612 continue; 13613 } 13614 if (!printedSomething) { 13615 if (dumpState.onTitlePrinted()) 13616 pw.println(); 13617 pw.println("ContentProvider Authorities:"); 13618 printedSomething = true; 13619 } 13620 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 13621 pw.print(" "); pw.println(p.toString()); 13622 if (p.info != null && p.info.applicationInfo != null) { 13623 final String appInfo = p.info.applicationInfo.toString(); 13624 pw.print(" applicationInfo="); pw.println(appInfo); 13625 } 13626 } 13627 } 13628 13629 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 13630 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 13631 } 13632 13633 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 13634 mSettings.dumpPackagesLPr(pw, packageName, dumpState, checkin); 13635 } 13636 13637 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 13638 mSettings.dumpSharedUsersLPr(pw, packageName, dumpState, checkin); 13639 } 13640 13641 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 13642 // XXX should handle packageName != null by dumping only install data that 13643 // the given package is involved with. 13644 if (dumpState.onTitlePrinted()) pw.println(); 13645 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 13646 } 13647 13648 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 13649 if (dumpState.onTitlePrinted()) pw.println(); 13650 mSettings.dumpReadMessagesLPr(pw, dumpState); 13651 13652 pw.println(); 13653 pw.println("Package warning messages:"); 13654 BufferedReader in = null; 13655 String line = null; 13656 try { 13657 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 13658 while ((line = in.readLine()) != null) { 13659 if (line.contains("ignored: updated version")) continue; 13660 pw.println(line); 13661 } 13662 } catch (IOException ignored) { 13663 } finally { 13664 IoUtils.closeQuietly(in); 13665 } 13666 } 13667 13668 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 13669 BufferedReader in = null; 13670 String line = null; 13671 try { 13672 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 13673 while ((line = in.readLine()) != null) { 13674 if (line.contains("ignored: updated version")) continue; 13675 pw.print("msg,"); 13676 pw.println(line); 13677 } 13678 } catch (IOException ignored) { 13679 } finally { 13680 IoUtils.closeQuietly(in); 13681 } 13682 } 13683 } 13684 } 13685 13686 // ------- apps on sdcard specific code ------- 13687 static final boolean DEBUG_SD_INSTALL = false; 13688 13689 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 13690 13691 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 13692 13693 private boolean mMediaMounted = false; 13694 13695 static String getEncryptKey() { 13696 try { 13697 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 13698 SD_ENCRYPTION_KEYSTORE_NAME); 13699 if (sdEncKey == null) { 13700 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 13701 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 13702 if (sdEncKey == null) { 13703 Slog.e(TAG, "Failed to create encryption keys"); 13704 return null; 13705 } 13706 } 13707 return sdEncKey; 13708 } catch (NoSuchAlgorithmException nsae) { 13709 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 13710 return null; 13711 } catch (IOException ioe) { 13712 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 13713 return null; 13714 } 13715 } 13716 13717 /* 13718 * Update media status on PackageManager. 13719 */ 13720 @Override 13721 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 13722 int callingUid = Binder.getCallingUid(); 13723 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 13724 throw new SecurityException("Media status can only be updated by the system"); 13725 } 13726 // reader; this apparently protects mMediaMounted, but should probably 13727 // be a different lock in that case. 13728 synchronized (mPackages) { 13729 Log.i(TAG, "Updating external media status from " 13730 + (mMediaMounted ? "mounted" : "unmounted") + " to " 13731 + (mediaStatus ? "mounted" : "unmounted")); 13732 if (DEBUG_SD_INSTALL) 13733 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 13734 + ", mMediaMounted=" + mMediaMounted); 13735 if (mediaStatus == mMediaMounted) { 13736 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 13737 : 0, -1); 13738 mHandler.sendMessage(msg); 13739 return; 13740 } 13741 mMediaMounted = mediaStatus; 13742 } 13743 // Queue up an async operation since the package installation may take a 13744 // little while. 13745 mHandler.post(new Runnable() { 13746 public void run() { 13747 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 13748 } 13749 }); 13750 } 13751 13752 /** 13753 * Called by MountService when the initial ASECs to scan are available. 13754 * Should block until all the ASEC containers are finished being scanned. 13755 */ 13756 public void scanAvailableAsecs() { 13757 updateExternalMediaStatusInner(true, false, false); 13758 if (mShouldRestoreconData) { 13759 SELinuxMMAC.setRestoreconDone(); 13760 mShouldRestoreconData = false; 13761 } 13762 } 13763 13764 /* 13765 * Collect information of applications on external media, map them against 13766 * existing containers and update information based on current mount status. 13767 * Please note that we always have to report status if reportStatus has been 13768 * set to true especially when unloading packages. 13769 */ 13770 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 13771 boolean externalStorage) { 13772 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 13773 int[] uidArr = EmptyArray.INT; 13774 13775 final String[] list = PackageHelper.getSecureContainerList(); 13776 if (ArrayUtils.isEmpty(list)) { 13777 Log.i(TAG, "No secure containers found"); 13778 } else { 13779 // Process list of secure containers and categorize them 13780 // as active or stale based on their package internal state. 13781 13782 // reader 13783 synchronized (mPackages) { 13784 for (String cid : list) { 13785 // Leave stages untouched for now; installer service owns them 13786 if (PackageInstallerService.isStageName(cid)) continue; 13787 13788 if (DEBUG_SD_INSTALL) 13789 Log.i(TAG, "Processing container " + cid); 13790 String pkgName = getAsecPackageName(cid); 13791 if (pkgName == null) { 13792 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 13793 continue; 13794 } 13795 if (DEBUG_SD_INSTALL) 13796 Log.i(TAG, "Looking for pkg : " + pkgName); 13797 13798 final PackageSetting ps = mSettings.mPackages.get(pkgName); 13799 if (ps == null) { 13800 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 13801 continue; 13802 } 13803 13804 /* 13805 * Skip packages that are not external if we're unmounting 13806 * external storage. 13807 */ 13808 if (externalStorage && !isMounted && !isExternal(ps)) { 13809 continue; 13810 } 13811 13812 final AsecInstallArgs args = new AsecInstallArgs(cid, 13813 getAppDexInstructionSets(ps), ps.isForwardLocked()); 13814 // The package status is changed only if the code path 13815 // matches between settings and the container id. 13816 if (ps.codePathString != null 13817 && ps.codePathString.startsWith(args.getCodePath())) { 13818 if (DEBUG_SD_INSTALL) { 13819 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 13820 + " at code path: " + ps.codePathString); 13821 } 13822 13823 // We do have a valid package installed on sdcard 13824 processCids.put(args, ps.codePathString); 13825 final int uid = ps.appId; 13826 if (uid != -1) { 13827 uidArr = ArrayUtils.appendInt(uidArr, uid); 13828 } 13829 } else { 13830 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 13831 + ps.codePathString); 13832 } 13833 } 13834 } 13835 13836 Arrays.sort(uidArr); 13837 } 13838 13839 // Process packages with valid entries. 13840 if (isMounted) { 13841 if (DEBUG_SD_INSTALL) 13842 Log.i(TAG, "Loading packages"); 13843 loadMediaPackages(processCids, uidArr); 13844 startCleaningPackages(); 13845 mInstallerService.onSecureContainersAvailable(); 13846 } else { 13847 if (DEBUG_SD_INSTALL) 13848 Log.i(TAG, "Unloading packages"); 13849 unloadMediaPackages(processCids, uidArr, reportStatus); 13850 } 13851 } 13852 13853 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 13854 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 13855 final int size = infos.size(); 13856 final String[] packageNames = new String[size]; 13857 final int[] packageUids = new int[size]; 13858 for (int i = 0; i < size; i++) { 13859 final ApplicationInfo info = infos.get(i); 13860 packageNames[i] = info.packageName; 13861 packageUids[i] = info.uid; 13862 } 13863 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 13864 finishedReceiver); 13865 } 13866 13867 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 13868 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 13869 sendResourcesChangedBroadcast(mediaStatus, replacing, 13870 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 13871 } 13872 13873 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 13874 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 13875 int size = pkgList.length; 13876 if (size > 0) { 13877 // Send broadcasts here 13878 Bundle extras = new Bundle(); 13879 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 13880 if (uidArr != null) { 13881 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 13882 } 13883 if (replacing) { 13884 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 13885 } 13886 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 13887 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 13888 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 13889 } 13890 } 13891 13892 /* 13893 * Look at potentially valid container ids from processCids If package 13894 * information doesn't match the one on record or package scanning fails, 13895 * the cid is added to list of removeCids. We currently don't delete stale 13896 * containers. 13897 */ 13898 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 13899 ArrayList<String> pkgList = new ArrayList<String>(); 13900 Set<AsecInstallArgs> keys = processCids.keySet(); 13901 13902 for (AsecInstallArgs args : keys) { 13903 String codePath = processCids.get(args); 13904 if (DEBUG_SD_INSTALL) 13905 Log.i(TAG, "Loading container : " + args.cid); 13906 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 13907 try { 13908 // Make sure there are no container errors first. 13909 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 13910 Slog.e(TAG, "Failed to mount cid : " + args.cid 13911 + " when installing from sdcard"); 13912 continue; 13913 } 13914 // Check code path here. 13915 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 13916 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 13917 + " does not match one in settings " + codePath); 13918 continue; 13919 } 13920 // Parse package 13921 int parseFlags = mDefParseFlags; 13922 if (args.isExternalAsec()) { 13923 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 13924 } 13925 if (args.isFwdLocked()) { 13926 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 13927 } 13928 13929 synchronized (mInstallLock) { 13930 PackageParser.Package pkg = null; 13931 try { 13932 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 13933 } catch (PackageManagerException e) { 13934 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 13935 } 13936 // Scan the package 13937 if (pkg != null) { 13938 /* 13939 * TODO why is the lock being held? doPostInstall is 13940 * called in other places without the lock. This needs 13941 * to be straightened out. 13942 */ 13943 // writer 13944 synchronized (mPackages) { 13945 retCode = PackageManager.INSTALL_SUCCEEDED; 13946 pkgList.add(pkg.packageName); 13947 // Post process args 13948 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 13949 pkg.applicationInfo.uid); 13950 } 13951 } else { 13952 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 13953 } 13954 } 13955 13956 } finally { 13957 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 13958 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 13959 } 13960 } 13961 } 13962 // writer 13963 synchronized (mPackages) { 13964 // If the platform SDK has changed since the last time we booted, 13965 // we need to re-grant app permission to catch any new ones that 13966 // appear. This is really a hack, and means that apps can in some 13967 // cases get permissions that the user didn't initially explicitly 13968 // allow... it would be nice to have some better way to handle 13969 // this situation. 13970 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 13971 if (regrantPermissions) 13972 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 13973 + mSdkVersion + "; regranting permissions for external storage"); 13974 mSettings.mExternalSdkPlatform = mSdkVersion; 13975 13976 // Make sure group IDs have been assigned, and any permission 13977 // changes in other apps are accounted for 13978 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 13979 | (regrantPermissions 13980 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 13981 : 0)); 13982 13983 mSettings.updateExternalDatabaseVersion(); 13984 13985 // can downgrade to reader 13986 // Persist settings 13987 mSettings.writeLPr(); 13988 } 13989 // Send a broadcast to let everyone know we are done processing 13990 if (pkgList.size() > 0) { 13991 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 13992 } 13993 } 13994 13995 /* 13996 * Utility method to unload a list of specified containers 13997 */ 13998 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 13999 // Just unmount all valid containers. 14000 for (AsecInstallArgs arg : cidArgs) { 14001 synchronized (mInstallLock) { 14002 arg.doPostDeleteLI(false); 14003 } 14004 } 14005 } 14006 14007 /* 14008 * Unload packages mounted on external media. This involves deleting package 14009 * data from internal structures, sending broadcasts about diabled packages, 14010 * gc'ing to free up references, unmounting all secure containers 14011 * corresponding to packages on external media, and posting a 14012 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 14013 * that we always have to post this message if status has been requested no 14014 * matter what. 14015 */ 14016 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 14017 final boolean reportStatus) { 14018 if (DEBUG_SD_INSTALL) 14019 Log.i(TAG, "unloading media packages"); 14020 ArrayList<String> pkgList = new ArrayList<String>(); 14021 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 14022 final Set<AsecInstallArgs> keys = processCids.keySet(); 14023 for (AsecInstallArgs args : keys) { 14024 String pkgName = args.getPackageName(); 14025 if (DEBUG_SD_INSTALL) 14026 Log.i(TAG, "Trying to unload pkg : " + pkgName); 14027 // Delete package internally 14028 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 14029 synchronized (mInstallLock) { 14030 boolean res = deletePackageLI(pkgName, null, false, null, null, 14031 PackageManager.DELETE_KEEP_DATA, outInfo, false); 14032 if (res) { 14033 pkgList.add(pkgName); 14034 } else { 14035 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 14036 failedList.add(args); 14037 } 14038 } 14039 } 14040 14041 // reader 14042 synchronized (mPackages) { 14043 // We didn't update the settings after removing each package; 14044 // write them now for all packages. 14045 mSettings.writeLPr(); 14046 } 14047 14048 // We have to absolutely send UPDATED_MEDIA_STATUS only 14049 // after confirming that all the receivers processed the ordered 14050 // broadcast when packages get disabled, force a gc to clean things up. 14051 // and unload all the containers. 14052 if (pkgList.size() > 0) { 14053 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 14054 new IIntentReceiver.Stub() { 14055 public void performReceive(Intent intent, int resultCode, String data, 14056 Bundle extras, boolean ordered, boolean sticky, 14057 int sendingUser) throws RemoteException { 14058 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 14059 reportStatus ? 1 : 0, 1, keys); 14060 mHandler.sendMessage(msg); 14061 } 14062 }); 14063 } else { 14064 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 14065 keys); 14066 mHandler.sendMessage(msg); 14067 } 14068 } 14069 14070 private void loadPrivatePackages(VolumeInfo vol) { 14071 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 14072 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 14073 synchronized (mPackages) { 14074 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 14075 for (PackageSetting ps : packages) { 14076 synchronized (mInstallLock) { 14077 final PackageParser.Package pkg; 14078 try { 14079 pkg = scanPackageLI(ps.codePath, parseFlags, 0, 0, null); 14080 loaded.add(pkg.applicationInfo); 14081 } catch (PackageManagerException e) { 14082 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 14083 } 14084 } 14085 } 14086 14087 // TODO: regrant any permissions that changed based since original install 14088 14089 mSettings.writeLPr(); 14090 } 14091 14092 Slog.d(TAG, "Loaded packages " + loaded); 14093 sendResourcesChangedBroadcast(true, false, loaded, null); 14094 } 14095 14096 private void unloadPrivatePackages(VolumeInfo vol) { 14097 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 14098 synchronized (mPackages) { 14099 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 14100 for (PackageSetting ps : packages) { 14101 if (ps.pkg == null) continue; 14102 synchronized (mInstallLock) { 14103 final ApplicationInfo info = ps.pkg.applicationInfo; 14104 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 14105 if (deletePackageLI(ps.name, null, false, null, null, 14106 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 14107 unloaded.add(info); 14108 } else { 14109 Slog.w(TAG, "Failed to unload " + ps.codePath); 14110 } 14111 } 14112 } 14113 14114 mSettings.writeLPr(); 14115 } 14116 14117 Slog.d(TAG, "Unloaded packages " + unloaded); 14118 sendResourcesChangedBroadcast(false, false, unloaded, null); 14119 } 14120 14121 @Override 14122 public void movePackage(final String packageName, final IPackageMoveObserver observer, 14123 final int flags) { 14124 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 14125 14126 final int installFlags; 14127 if ((flags & MOVE_INTERNAL) != 0) { 14128 installFlags = INSTALL_INTERNAL; 14129 } else if ((flags & MOVE_EXTERNAL_MEDIA) != 0) { 14130 installFlags = INSTALL_EXTERNAL; 14131 } else { 14132 throw new IllegalArgumentException("Unsupported move flags " + flags); 14133 } 14134 14135 try { 14136 movePackageInternal(packageName, null, installFlags, false, observer); 14137 } catch (PackageManagerException e) { 14138 Slog.d(TAG, "Failed to move " + packageName, e); 14139 try { 14140 observer.packageMoved(packageName, e.error); 14141 } catch (RemoteException ignored) { 14142 } 14143 } 14144 } 14145 14146 @Override 14147 public void movePackageAndData(final String packageName, final String volumeUuid, 14148 final IPackageMoveObserver observer) { 14149 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 14150 try { 14151 movePackageInternal(packageName, volumeUuid, INSTALL_INTERNAL, true, observer); 14152 } catch (PackageManagerException e) { 14153 Slog.d(TAG, "Failed to move " + packageName, e); 14154 try { 14155 observer.packageMoved(packageName, e.error); 14156 } catch (RemoteException ignored) { 14157 } 14158 } 14159 } 14160 14161 private void movePackageInternal(final String packageName, String volumeUuid, int installFlags, 14162 boolean andData, final IPackageMoveObserver observer) throws PackageManagerException { 14163 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 14164 14165 File codeFile = null; 14166 String installerPackageName = null; 14167 String packageAbiOverride = null; 14168 14169 // TOOD: move app private data before installing 14170 14171 // reader 14172 synchronized (mPackages) { 14173 final PackageParser.Package pkg = mPackages.get(packageName); 14174 final PackageSetting ps = mSettings.mPackages.get(packageName); 14175 if (pkg == null || ps == null) { 14176 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 14177 } 14178 14179 if (pkg.applicationInfo.isSystemApp()) { 14180 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 14181 "Cannot move system application"); 14182 } else if (pkg.mOperationPending) { 14183 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 14184 "Attempt to move package which has pending operations"); 14185 } 14186 14187 // TODO: yell if already in desired location 14188 14189 pkg.mOperationPending = true; 14190 14191 codeFile = new File(pkg.codePath); 14192 installerPackageName = ps.installerPackageName; 14193 packageAbiOverride = ps.cpuAbiOverrideString; 14194 } 14195 14196 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 14197 @Override 14198 public void onUserActionRequired(Intent intent) throws RemoteException { 14199 throw new IllegalStateException(); 14200 } 14201 14202 @Override 14203 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 14204 Bundle extras) throws RemoteException { 14205 Slog.d(TAG, "Install result for move: " 14206 + PackageManager.installStatusToString(returnCode, msg)); 14207 14208 // We usually have a new package now after the install, but if 14209 // we failed we need to clear the pending flag on the original 14210 // package object. 14211 synchronized (mPackages) { 14212 final PackageParser.Package pkg = mPackages.get(packageName); 14213 if (pkg != null) { 14214 pkg.mOperationPending = false; 14215 } 14216 } 14217 14218 final int status = PackageManager.installStatusToPublicStatus(returnCode); 14219 switch (status) { 14220 case PackageInstaller.STATUS_SUCCESS: 14221 observer.packageMoved(packageName, PackageManager.MOVE_SUCCEEDED); 14222 break; 14223 case PackageInstaller.STATUS_FAILURE_STORAGE: 14224 observer.packageMoved(packageName, PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 14225 break; 14226 default: 14227 observer.packageMoved(packageName, PackageManager.MOVE_FAILED_INTERNAL_ERROR); 14228 break; 14229 } 14230 } 14231 }; 14232 14233 // Treat a move like reinstalling an existing app, which ensures that we 14234 // process everythign uniformly, like unpacking native libraries. 14235 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 14236 14237 final Message msg = mHandler.obtainMessage(INIT_COPY); 14238 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 14239 msg.obj = new InstallParams(origin, installObserver, installFlags, 14240 installerPackageName, volumeUuid, null, user, packageAbiOverride); 14241 mHandler.sendMessage(msg); 14242 } 14243 14244 @Override 14245 public boolean setInstallLocation(int loc) { 14246 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 14247 null); 14248 if (getInstallLocation() == loc) { 14249 return true; 14250 } 14251 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 14252 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 14253 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 14254 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 14255 return true; 14256 } 14257 return false; 14258 } 14259 14260 @Override 14261 public int getInstallLocation() { 14262 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14263 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 14264 PackageHelper.APP_INSTALL_AUTO); 14265 } 14266 14267 /** Called by UserManagerService */ 14268 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 14269 mDirtyUsers.remove(userHandle); 14270 mSettings.removeUserLPw(userHandle); 14271 mPendingBroadcasts.remove(userHandle); 14272 if (mInstaller != null) { 14273 // Technically, we shouldn't be doing this with the package lock 14274 // held. However, this is very rare, and there is already so much 14275 // other disk I/O going on, that we'll let it slide for now. 14276 mInstaller.removeUserDataDirs(userHandle); 14277 } 14278 mUserNeedsBadging.delete(userHandle); 14279 removeUnusedPackagesLILPw(userManager, userHandle); 14280 } 14281 14282 /** 14283 * We're removing userHandle and would like to remove any downloaded packages 14284 * that are no longer in use by any other user. 14285 * @param userHandle the user being removed 14286 */ 14287 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 14288 final boolean DEBUG_CLEAN_APKS = false; 14289 int [] users = userManager.getUserIdsLPr(); 14290 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 14291 while (psit.hasNext()) { 14292 PackageSetting ps = psit.next(); 14293 if (ps.pkg == null) { 14294 continue; 14295 } 14296 final String packageName = ps.pkg.packageName; 14297 // Skip over if system app 14298 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 14299 continue; 14300 } 14301 if (DEBUG_CLEAN_APKS) { 14302 Slog.i(TAG, "Checking package " + packageName); 14303 } 14304 boolean keep = false; 14305 for (int i = 0; i < users.length; i++) { 14306 if (users[i] != userHandle && ps.getInstalled(users[i])) { 14307 keep = true; 14308 if (DEBUG_CLEAN_APKS) { 14309 Slog.i(TAG, " Keeping package " + packageName + " for user " 14310 + users[i]); 14311 } 14312 break; 14313 } 14314 } 14315 if (!keep) { 14316 if (DEBUG_CLEAN_APKS) { 14317 Slog.i(TAG, " Removing package " + packageName); 14318 } 14319 mHandler.post(new Runnable() { 14320 public void run() { 14321 deletePackageX(packageName, userHandle, 0); 14322 } //end run 14323 }); 14324 } 14325 } 14326 } 14327 14328 /** Called by UserManagerService */ 14329 void createNewUserLILPw(int userHandle, File path) { 14330 if (mInstaller != null) { 14331 mInstaller.createUserConfig(userHandle); 14332 mSettings.createNewUserLILPw(this, mInstaller, userHandle, path); 14333 } 14334 } 14335 14336 void newUserCreatedLILPw(int userHandle) { 14337 // Adding a user requires updating runtime permissions for system apps. 14338 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 14339 } 14340 14341 @Override 14342 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 14343 mContext.enforceCallingOrSelfPermission( 14344 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 14345 "Only package verification agents can read the verifier device identity"); 14346 14347 synchronized (mPackages) { 14348 return mSettings.getVerifierDeviceIdentityLPw(); 14349 } 14350 } 14351 14352 @Override 14353 public void setPermissionEnforced(String permission, boolean enforced) { 14354 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 14355 if (READ_EXTERNAL_STORAGE.equals(permission)) { 14356 synchronized (mPackages) { 14357 if (mSettings.mReadExternalStorageEnforced == null 14358 || mSettings.mReadExternalStorageEnforced != enforced) { 14359 mSettings.mReadExternalStorageEnforced = enforced; 14360 mSettings.writeLPr(); 14361 } 14362 } 14363 // kill any non-foreground processes so we restart them and 14364 // grant/revoke the GID. 14365 final IActivityManager am = ActivityManagerNative.getDefault(); 14366 if (am != null) { 14367 final long token = Binder.clearCallingIdentity(); 14368 try { 14369 am.killProcessesBelowForeground("setPermissionEnforcement"); 14370 } catch (RemoteException e) { 14371 } finally { 14372 Binder.restoreCallingIdentity(token); 14373 } 14374 } 14375 } else { 14376 throw new IllegalArgumentException("No selective enforcement for " + permission); 14377 } 14378 } 14379 14380 @Override 14381 @Deprecated 14382 public boolean isPermissionEnforced(String permission) { 14383 return true; 14384 } 14385 14386 @Override 14387 public boolean isStorageLow() { 14388 final long token = Binder.clearCallingIdentity(); 14389 try { 14390 final DeviceStorageMonitorInternal 14391 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 14392 if (dsm != null) { 14393 return dsm.isMemoryLow(); 14394 } else { 14395 return false; 14396 } 14397 } finally { 14398 Binder.restoreCallingIdentity(token); 14399 } 14400 } 14401 14402 @Override 14403 public IPackageInstaller getPackageInstaller() { 14404 return mInstallerService; 14405 } 14406 14407 private boolean userNeedsBadging(int userId) { 14408 int index = mUserNeedsBadging.indexOfKey(userId); 14409 if (index < 0) { 14410 final UserInfo userInfo; 14411 final long token = Binder.clearCallingIdentity(); 14412 try { 14413 userInfo = sUserManager.getUserInfo(userId); 14414 } finally { 14415 Binder.restoreCallingIdentity(token); 14416 } 14417 final boolean b; 14418 if (userInfo != null && userInfo.isManagedProfile()) { 14419 b = true; 14420 } else { 14421 b = false; 14422 } 14423 mUserNeedsBadging.put(userId, b); 14424 return b; 14425 } 14426 return mUserNeedsBadging.valueAt(index); 14427 } 14428 14429 @Override 14430 public KeySet getKeySetByAlias(String packageName, String alias) { 14431 if (packageName == null || alias == null) { 14432 return null; 14433 } 14434 synchronized(mPackages) { 14435 final PackageParser.Package pkg = mPackages.get(packageName); 14436 if (pkg == null) { 14437 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 14438 throw new IllegalArgumentException("Unknown package: " + packageName); 14439 } 14440 KeySetManagerService ksms = mSettings.mKeySetManagerService; 14441 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 14442 } 14443 } 14444 14445 @Override 14446 public KeySet getSigningKeySet(String packageName) { 14447 if (packageName == null) { 14448 return null; 14449 } 14450 synchronized(mPackages) { 14451 final PackageParser.Package pkg = mPackages.get(packageName); 14452 if (pkg == null) { 14453 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 14454 throw new IllegalArgumentException("Unknown package: " + packageName); 14455 } 14456 if (pkg.applicationInfo.uid != Binder.getCallingUid() 14457 && Process.SYSTEM_UID != Binder.getCallingUid()) { 14458 throw new SecurityException("May not access signing KeySet of other apps."); 14459 } 14460 KeySetManagerService ksms = mSettings.mKeySetManagerService; 14461 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 14462 } 14463 } 14464 14465 @Override 14466 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 14467 if (packageName == null || ks == null) { 14468 return false; 14469 } 14470 synchronized(mPackages) { 14471 final PackageParser.Package pkg = mPackages.get(packageName); 14472 if (pkg == null) { 14473 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 14474 throw new IllegalArgumentException("Unknown package: " + packageName); 14475 } 14476 IBinder ksh = ks.getToken(); 14477 if (ksh instanceof KeySetHandle) { 14478 KeySetManagerService ksms = mSettings.mKeySetManagerService; 14479 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 14480 } 14481 return false; 14482 } 14483 } 14484 14485 @Override 14486 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 14487 if (packageName == null || ks == null) { 14488 return false; 14489 } 14490 synchronized(mPackages) { 14491 final PackageParser.Package pkg = mPackages.get(packageName); 14492 if (pkg == null) { 14493 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 14494 throw new IllegalArgumentException("Unknown package: " + packageName); 14495 } 14496 IBinder ksh = ks.getToken(); 14497 if (ksh instanceof KeySetHandle) { 14498 KeySetManagerService ksms = mSettings.mKeySetManagerService; 14499 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 14500 } 14501 return false; 14502 } 14503 } 14504 14505 public void getUsageStatsIfNoPackageUsageInfo() { 14506 if (!mPackageUsage.isHistoricalPackageUsageAvailable()) { 14507 UsageStatsManager usm = (UsageStatsManager) mContext.getSystemService(Context.USAGE_STATS_SERVICE); 14508 if (usm == null) { 14509 throw new IllegalStateException("UsageStatsManager must be initialized"); 14510 } 14511 long now = System.currentTimeMillis(); 14512 Map<String, UsageStats> stats = usm.queryAndAggregateUsageStats(now - mDexOptLRUThresholdInMills, now); 14513 for (Map.Entry<String, UsageStats> entry : stats.entrySet()) { 14514 String packageName = entry.getKey(); 14515 PackageParser.Package pkg = mPackages.get(packageName); 14516 if (pkg == null) { 14517 continue; 14518 } 14519 UsageStats usage = entry.getValue(); 14520 pkg.mLastPackageUsageTimeInMills = usage.getLastTimeUsed(); 14521 mPackageUsage.mIsHistoricalPackageUsageAvailable = true; 14522 } 14523 } 14524 } 14525 14526 /** 14527 * Check and throw if the given before/after packages would be considered a 14528 * downgrade. 14529 */ 14530 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 14531 throws PackageManagerException { 14532 if (after.versionCode < before.mVersionCode) { 14533 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 14534 "Update version code " + after.versionCode + " is older than current " 14535 + before.mVersionCode); 14536 } else if (after.versionCode == before.mVersionCode) { 14537 if (after.baseRevisionCode < before.baseRevisionCode) { 14538 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 14539 "Update base revision code " + after.baseRevisionCode 14540 + " is older than current " + before.baseRevisionCode); 14541 } 14542 14543 if (!ArrayUtils.isEmpty(after.splitNames)) { 14544 for (int i = 0; i < after.splitNames.length; i++) { 14545 final String splitName = after.splitNames[i]; 14546 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 14547 if (j != -1) { 14548 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 14549 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 14550 "Update split " + splitName + " revision code " 14551 + after.splitRevisionCodes[i] + " is older than current " 14552 + before.splitRevisionCodes[j]); 14553 } 14554 } 14555 } 14556 } 14557 } 14558 } 14559} 14560