PackageManagerService.java revision e48c137acdddd477d671417eb93ec120a1931cbb
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 && hasWebURI(intent)) { 3971 return filterCandidatesWithDomainPreferedActivitiesLPr(result); 3972 } 3973 return result; 3974 } 3975 final PackageParser.Package pkg = mPackages.get(pkgName); 3976 if (pkg != null) { 3977 return filterIfNotPrimaryUser( 3978 mActivities.queryIntentForPackage( 3979 intent, resolvedType, flags, pkg.activities, userId), 3980 userId); 3981 } 3982 return new ArrayList<ResolveInfo>(); 3983 } 3984 } 3985 3986 /** 3987 * Filter out activities with primaryUserOnly flag set, when current user is not the owner. 3988 * 3989 * @return filtered list 3990 */ 3991 private List<ResolveInfo> filterIfNotPrimaryUser(List<ResolveInfo> resolveInfos, int userId) { 3992 if (userId == UserHandle.USER_OWNER) { 3993 return resolveInfos; 3994 } 3995 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 3996 ResolveInfo info = resolveInfos.get(i); 3997 if ((info.activityInfo.flags & ActivityInfo.FLAG_PRIMARY_USER_ONLY) != 0) { 3998 resolveInfos.remove(i); 3999 } 4000 } 4001 return resolveInfos; 4002 } 4003 4004 private static boolean hasWebURI(Intent intent) { 4005 if (intent.getData() == null) { 4006 return false; 4007 } 4008 final String scheme = intent.getScheme(); 4009 if (TextUtils.isEmpty(scheme)) { 4010 return false; 4011 } 4012 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 4013 } 4014 4015 private List<ResolveInfo> filterCandidatesWithDomainPreferedActivitiesLPr( 4016 List<ResolveInfo> candidates) { 4017 if (DEBUG_PREFERRED) { 4018 Slog.v("TAG", "Filtering results with prefered activities. Candidates count: " + 4019 candidates.size()); 4020 } 4021 4022 final int userId = UserHandle.getCallingUserId(); 4023 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 4024 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 4025 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 4026 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 4027 4028 synchronized (mPackages) { 4029 final int count = candidates.size(); 4030 // First, try to use the domain prefered App 4031 for (int n=0; n<count; n++) { 4032 ResolveInfo info = candidates.get(n); 4033 String packageName = info.activityInfo.packageName; 4034 PackageSetting ps = mSettings.mPackages.get(packageName); 4035 if (ps != null) { 4036 // Try to get the status from User settings first 4037 int status = getDomainVerificationStatusLPr(ps, userId); 4038 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4039 result.add(info); 4040 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4041 neverList.add(info); 4042 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4043 undefinedList.add(info); 4044 } 4045 // Add to the special match all list (Browser use case) 4046 if (info.handleAllWebDataURI) { 4047 matchAllList.add(info); 4048 } 4049 } 4050 } 4051 // If there is nothing selected, add all candidates and remove the ones that the User 4052 // has explicitely put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state and 4053 // also remove any Browser Apps ones. 4054 // If there is still none after this pass, add all undefined one and Browser Apps and 4055 // let the User decide with the Disambiguation dialog if there are several ones. 4056 if (result.size() == 0) { 4057 result.addAll(candidates); 4058 } 4059 result.removeAll(neverList); 4060 result.removeAll(matchAllList); 4061 if (result.size() == 0) { 4062 result.addAll(undefinedList); 4063 result.addAll(matchAllList); 4064 } 4065 } 4066 if (DEBUG_PREFERRED) { 4067 Slog.v("TAG", "Filtered results with prefered activities. New candidates count: " + 4068 result.size()); 4069 } 4070 return result; 4071 } 4072 4073 private int getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 4074 int status = ps.getDomainVerificationStatusForUser(userId); 4075 // if none available, get the master status 4076 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4077 if (ps.getIntentFilterVerificationInfo() != null) { 4078 status = ps.getIntentFilterVerificationInfo().getStatus(); 4079 } 4080 } 4081 return status; 4082 } 4083 4084 private ResolveInfo querySkipCurrentProfileIntents( 4085 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4086 int flags, int sourceUserId) { 4087 if (matchingFilters != null) { 4088 int size = matchingFilters.size(); 4089 for (int i = 0; i < size; i ++) { 4090 CrossProfileIntentFilter filter = matchingFilters.get(i); 4091 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 4092 // Checking if there are activities in the target user that can handle the 4093 // intent. 4094 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4095 flags, sourceUserId); 4096 if (resolveInfo != null) { 4097 return resolveInfo; 4098 } 4099 } 4100 } 4101 } 4102 return null; 4103 } 4104 4105 // Return matching ResolveInfo if any for skip current profile intent filters. 4106 private ResolveInfo queryCrossProfileIntents( 4107 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4108 int flags, int sourceUserId) { 4109 if (matchingFilters != null) { 4110 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 4111 // match the same intent. For performance reasons, it is better not to 4112 // run queryIntent twice for the same userId 4113 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 4114 int size = matchingFilters.size(); 4115 for (int i = 0; i < size; i++) { 4116 CrossProfileIntentFilter filter = matchingFilters.get(i); 4117 int targetUserId = filter.getTargetUserId(); 4118 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 4119 && !alreadyTriedUserIds.get(targetUserId)) { 4120 // Checking if there are activities in the target user that can handle the 4121 // intent. 4122 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4123 flags, sourceUserId); 4124 if (resolveInfo != null) return resolveInfo; 4125 alreadyTriedUserIds.put(targetUserId, true); 4126 } 4127 } 4128 } 4129 return null; 4130 } 4131 4132 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 4133 String resolvedType, int flags, int sourceUserId) { 4134 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4135 resolvedType, flags, filter.getTargetUserId()); 4136 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 4137 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 4138 } 4139 return null; 4140 } 4141 4142 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 4143 int sourceUserId, int targetUserId) { 4144 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 4145 String className; 4146 if (targetUserId == UserHandle.USER_OWNER) { 4147 className = FORWARD_INTENT_TO_USER_OWNER; 4148 } else { 4149 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 4150 } 4151 ComponentName forwardingActivityComponentName = new ComponentName( 4152 mAndroidApplication.packageName, className); 4153 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 4154 sourceUserId); 4155 if (targetUserId == UserHandle.USER_OWNER) { 4156 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 4157 forwardingResolveInfo.noResourceId = true; 4158 } 4159 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 4160 forwardingResolveInfo.priority = 0; 4161 forwardingResolveInfo.preferredOrder = 0; 4162 forwardingResolveInfo.match = 0; 4163 forwardingResolveInfo.isDefault = true; 4164 forwardingResolveInfo.filter = filter; 4165 forwardingResolveInfo.targetUserId = targetUserId; 4166 return forwardingResolveInfo; 4167 } 4168 4169 @Override 4170 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 4171 Intent[] specifics, String[] specificTypes, Intent intent, 4172 String resolvedType, int flags, int userId) { 4173 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4174 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 4175 false, "query intent activity options"); 4176 final String resultsAction = intent.getAction(); 4177 4178 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 4179 | PackageManager.GET_RESOLVED_FILTER, userId); 4180 4181 if (DEBUG_INTENT_MATCHING) { 4182 Log.v(TAG, "Query " + intent + ": " + results); 4183 } 4184 4185 int specificsPos = 0; 4186 int N; 4187 4188 // todo: note that the algorithm used here is O(N^2). This 4189 // isn't a problem in our current environment, but if we start running 4190 // into situations where we have more than 5 or 10 matches then this 4191 // should probably be changed to something smarter... 4192 4193 // First we go through and resolve each of the specific items 4194 // that were supplied, taking care of removing any corresponding 4195 // duplicate items in the generic resolve list. 4196 if (specifics != null) { 4197 for (int i=0; i<specifics.length; i++) { 4198 final Intent sintent = specifics[i]; 4199 if (sintent == null) { 4200 continue; 4201 } 4202 4203 if (DEBUG_INTENT_MATCHING) { 4204 Log.v(TAG, "Specific #" + i + ": " + sintent); 4205 } 4206 4207 String action = sintent.getAction(); 4208 if (resultsAction != null && resultsAction.equals(action)) { 4209 // If this action was explicitly requested, then don't 4210 // remove things that have it. 4211 action = null; 4212 } 4213 4214 ResolveInfo ri = null; 4215 ActivityInfo ai = null; 4216 4217 ComponentName comp = sintent.getComponent(); 4218 if (comp == null) { 4219 ri = resolveIntent( 4220 sintent, 4221 specificTypes != null ? specificTypes[i] : null, 4222 flags, userId); 4223 if (ri == null) { 4224 continue; 4225 } 4226 if (ri == mResolveInfo) { 4227 // ACK! Must do something better with this. 4228 } 4229 ai = ri.activityInfo; 4230 comp = new ComponentName(ai.applicationInfo.packageName, 4231 ai.name); 4232 } else { 4233 ai = getActivityInfo(comp, flags, userId); 4234 if (ai == null) { 4235 continue; 4236 } 4237 } 4238 4239 // Look for any generic query activities that are duplicates 4240 // of this specific one, and remove them from the results. 4241 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 4242 N = results.size(); 4243 int j; 4244 for (j=specificsPos; j<N; j++) { 4245 ResolveInfo sri = results.get(j); 4246 if ((sri.activityInfo.name.equals(comp.getClassName()) 4247 && sri.activityInfo.applicationInfo.packageName.equals( 4248 comp.getPackageName())) 4249 || (action != null && sri.filter.matchAction(action))) { 4250 results.remove(j); 4251 if (DEBUG_INTENT_MATCHING) Log.v( 4252 TAG, "Removing duplicate item from " + j 4253 + " due to specific " + specificsPos); 4254 if (ri == null) { 4255 ri = sri; 4256 } 4257 j--; 4258 N--; 4259 } 4260 } 4261 4262 // Add this specific item to its proper place. 4263 if (ri == null) { 4264 ri = new ResolveInfo(); 4265 ri.activityInfo = ai; 4266 } 4267 results.add(specificsPos, ri); 4268 ri.specificIndex = i; 4269 specificsPos++; 4270 } 4271 } 4272 4273 // Now we go through the remaining generic results and remove any 4274 // duplicate actions that are found here. 4275 N = results.size(); 4276 for (int i=specificsPos; i<N-1; i++) { 4277 final ResolveInfo rii = results.get(i); 4278 if (rii.filter == null) { 4279 continue; 4280 } 4281 4282 // Iterate over all of the actions of this result's intent 4283 // filter... typically this should be just one. 4284 final Iterator<String> it = rii.filter.actionsIterator(); 4285 if (it == null) { 4286 continue; 4287 } 4288 while (it.hasNext()) { 4289 final String action = it.next(); 4290 if (resultsAction != null && resultsAction.equals(action)) { 4291 // If this action was explicitly requested, then don't 4292 // remove things that have it. 4293 continue; 4294 } 4295 for (int j=i+1; j<N; j++) { 4296 final ResolveInfo rij = results.get(j); 4297 if (rij.filter != null && rij.filter.hasAction(action)) { 4298 results.remove(j); 4299 if (DEBUG_INTENT_MATCHING) Log.v( 4300 TAG, "Removing duplicate item from " + j 4301 + " due to action " + action + " at " + i); 4302 j--; 4303 N--; 4304 } 4305 } 4306 } 4307 4308 // If the caller didn't request filter information, drop it now 4309 // so we don't have to marshall/unmarshall it. 4310 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4311 rii.filter = null; 4312 } 4313 } 4314 4315 // Filter out the caller activity if so requested. 4316 if (caller != null) { 4317 N = results.size(); 4318 for (int i=0; i<N; i++) { 4319 ActivityInfo ainfo = results.get(i).activityInfo; 4320 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 4321 && caller.getClassName().equals(ainfo.name)) { 4322 results.remove(i); 4323 break; 4324 } 4325 } 4326 } 4327 4328 // If the caller didn't request filter information, 4329 // drop them now so we don't have to 4330 // marshall/unmarshall it. 4331 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4332 N = results.size(); 4333 for (int i=0; i<N; i++) { 4334 results.get(i).filter = null; 4335 } 4336 } 4337 4338 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 4339 return results; 4340 } 4341 4342 @Override 4343 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 4344 int userId) { 4345 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4346 ComponentName comp = intent.getComponent(); 4347 if (comp == null) { 4348 if (intent.getSelector() != null) { 4349 intent = intent.getSelector(); 4350 comp = intent.getComponent(); 4351 } 4352 } 4353 if (comp != null) { 4354 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4355 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 4356 if (ai != null) { 4357 ResolveInfo ri = new ResolveInfo(); 4358 ri.activityInfo = ai; 4359 list.add(ri); 4360 } 4361 return list; 4362 } 4363 4364 // reader 4365 synchronized (mPackages) { 4366 String pkgName = intent.getPackage(); 4367 if (pkgName == null) { 4368 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 4369 } 4370 final PackageParser.Package pkg = mPackages.get(pkgName); 4371 if (pkg != null) { 4372 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 4373 userId); 4374 } 4375 return null; 4376 } 4377 } 4378 4379 @Override 4380 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 4381 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 4382 if (!sUserManager.exists(userId)) return null; 4383 if (query != null) { 4384 if (query.size() >= 1) { 4385 // If there is more than one service with the same priority, 4386 // just arbitrarily pick the first one. 4387 return query.get(0); 4388 } 4389 } 4390 return null; 4391 } 4392 4393 @Override 4394 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 4395 int userId) { 4396 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4397 ComponentName comp = intent.getComponent(); 4398 if (comp == null) { 4399 if (intent.getSelector() != null) { 4400 intent = intent.getSelector(); 4401 comp = intent.getComponent(); 4402 } 4403 } 4404 if (comp != null) { 4405 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4406 final ServiceInfo si = getServiceInfo(comp, flags, userId); 4407 if (si != null) { 4408 final ResolveInfo ri = new ResolveInfo(); 4409 ri.serviceInfo = si; 4410 list.add(ri); 4411 } 4412 return list; 4413 } 4414 4415 // reader 4416 synchronized (mPackages) { 4417 String pkgName = intent.getPackage(); 4418 if (pkgName == null) { 4419 return mServices.queryIntent(intent, resolvedType, flags, userId); 4420 } 4421 final PackageParser.Package pkg = mPackages.get(pkgName); 4422 if (pkg != null) { 4423 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 4424 userId); 4425 } 4426 return null; 4427 } 4428 } 4429 4430 @Override 4431 public List<ResolveInfo> queryIntentContentProviders( 4432 Intent intent, String resolvedType, int flags, int userId) { 4433 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4434 ComponentName comp = intent.getComponent(); 4435 if (comp == null) { 4436 if (intent.getSelector() != null) { 4437 intent = intent.getSelector(); 4438 comp = intent.getComponent(); 4439 } 4440 } 4441 if (comp != null) { 4442 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4443 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 4444 if (pi != null) { 4445 final ResolveInfo ri = new ResolveInfo(); 4446 ri.providerInfo = pi; 4447 list.add(ri); 4448 } 4449 return list; 4450 } 4451 4452 // reader 4453 synchronized (mPackages) { 4454 String pkgName = intent.getPackage(); 4455 if (pkgName == null) { 4456 return mProviders.queryIntent(intent, resolvedType, flags, userId); 4457 } 4458 final PackageParser.Package pkg = mPackages.get(pkgName); 4459 if (pkg != null) { 4460 return mProviders.queryIntentForPackage( 4461 intent, resolvedType, flags, pkg.providers, userId); 4462 } 4463 return null; 4464 } 4465 } 4466 4467 @Override 4468 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 4469 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 4470 4471 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 4472 4473 // writer 4474 synchronized (mPackages) { 4475 ArrayList<PackageInfo> list; 4476 if (listUninstalled) { 4477 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 4478 for (PackageSetting ps : mSettings.mPackages.values()) { 4479 PackageInfo pi; 4480 if (ps.pkg != null) { 4481 pi = generatePackageInfo(ps.pkg, flags, userId); 4482 } else { 4483 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 4484 } 4485 if (pi != null) { 4486 list.add(pi); 4487 } 4488 } 4489 } else { 4490 list = new ArrayList<PackageInfo>(mPackages.size()); 4491 for (PackageParser.Package p : mPackages.values()) { 4492 PackageInfo pi = generatePackageInfo(p, flags, userId); 4493 if (pi != null) { 4494 list.add(pi); 4495 } 4496 } 4497 } 4498 4499 return new ParceledListSlice<PackageInfo>(list); 4500 } 4501 } 4502 4503 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 4504 String[] permissions, boolean[] tmp, int flags, int userId) { 4505 int numMatch = 0; 4506 final PermissionsState permissionsState = ps.getPermissionsState(); 4507 for (int i=0; i<permissions.length; i++) { 4508 final String permission = permissions[i]; 4509 if (permissionsState.hasPermission(permission, userId)) { 4510 tmp[i] = true; 4511 numMatch++; 4512 } else { 4513 tmp[i] = false; 4514 } 4515 } 4516 if (numMatch == 0) { 4517 return; 4518 } 4519 PackageInfo pi; 4520 if (ps.pkg != null) { 4521 pi = generatePackageInfo(ps.pkg, flags, userId); 4522 } else { 4523 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 4524 } 4525 // The above might return null in cases of uninstalled apps or install-state 4526 // skew across users/profiles. 4527 if (pi != null) { 4528 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 4529 if (numMatch == permissions.length) { 4530 pi.requestedPermissions = permissions; 4531 } else { 4532 pi.requestedPermissions = new String[numMatch]; 4533 numMatch = 0; 4534 for (int i=0; i<permissions.length; i++) { 4535 if (tmp[i]) { 4536 pi.requestedPermissions[numMatch] = permissions[i]; 4537 numMatch++; 4538 } 4539 } 4540 } 4541 } 4542 list.add(pi); 4543 } 4544 } 4545 4546 @Override 4547 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 4548 String[] permissions, int flags, int userId) { 4549 if (!sUserManager.exists(userId)) return null; 4550 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 4551 4552 // writer 4553 synchronized (mPackages) { 4554 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 4555 boolean[] tmpBools = new boolean[permissions.length]; 4556 if (listUninstalled) { 4557 for (PackageSetting ps : mSettings.mPackages.values()) { 4558 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 4559 } 4560 } else { 4561 for (PackageParser.Package pkg : mPackages.values()) { 4562 PackageSetting ps = (PackageSetting)pkg.mExtras; 4563 if (ps != null) { 4564 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 4565 userId); 4566 } 4567 } 4568 } 4569 4570 return new ParceledListSlice<PackageInfo>(list); 4571 } 4572 } 4573 4574 @Override 4575 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 4576 if (!sUserManager.exists(userId)) return null; 4577 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 4578 4579 // writer 4580 synchronized (mPackages) { 4581 ArrayList<ApplicationInfo> list; 4582 if (listUninstalled) { 4583 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 4584 for (PackageSetting ps : mSettings.mPackages.values()) { 4585 ApplicationInfo ai; 4586 if (ps.pkg != null) { 4587 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 4588 ps.readUserState(userId), userId); 4589 } else { 4590 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 4591 } 4592 if (ai != null) { 4593 list.add(ai); 4594 } 4595 } 4596 } else { 4597 list = new ArrayList<ApplicationInfo>(mPackages.size()); 4598 for (PackageParser.Package p : mPackages.values()) { 4599 if (p.mExtras != null) { 4600 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 4601 ((PackageSetting)p.mExtras).readUserState(userId), userId); 4602 if (ai != null) { 4603 list.add(ai); 4604 } 4605 } 4606 } 4607 } 4608 4609 return new ParceledListSlice<ApplicationInfo>(list); 4610 } 4611 } 4612 4613 public List<ApplicationInfo> getPersistentApplications(int flags) { 4614 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 4615 4616 // reader 4617 synchronized (mPackages) { 4618 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 4619 final int userId = UserHandle.getCallingUserId(); 4620 while (i.hasNext()) { 4621 final PackageParser.Package p = i.next(); 4622 if (p.applicationInfo != null 4623 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 4624 && (!mSafeMode || isSystemApp(p))) { 4625 PackageSetting ps = mSettings.mPackages.get(p.packageName); 4626 if (ps != null) { 4627 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 4628 ps.readUserState(userId), userId); 4629 if (ai != null) { 4630 finalList.add(ai); 4631 } 4632 } 4633 } 4634 } 4635 } 4636 4637 return finalList; 4638 } 4639 4640 @Override 4641 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 4642 if (!sUserManager.exists(userId)) return null; 4643 // reader 4644 synchronized (mPackages) { 4645 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 4646 PackageSetting ps = provider != null 4647 ? mSettings.mPackages.get(provider.owner.packageName) 4648 : null; 4649 return ps != null 4650 && mSettings.isEnabledLPr(provider.info, flags, userId) 4651 && (!mSafeMode || (provider.info.applicationInfo.flags 4652 &ApplicationInfo.FLAG_SYSTEM) != 0) 4653 ? PackageParser.generateProviderInfo(provider, flags, 4654 ps.readUserState(userId), userId) 4655 : null; 4656 } 4657 } 4658 4659 /** 4660 * @deprecated 4661 */ 4662 @Deprecated 4663 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 4664 // reader 4665 synchronized (mPackages) { 4666 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 4667 .entrySet().iterator(); 4668 final int userId = UserHandle.getCallingUserId(); 4669 while (i.hasNext()) { 4670 Map.Entry<String, PackageParser.Provider> entry = i.next(); 4671 PackageParser.Provider p = entry.getValue(); 4672 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 4673 4674 if (ps != null && p.syncable 4675 && (!mSafeMode || (p.info.applicationInfo.flags 4676 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 4677 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 4678 ps.readUserState(userId), userId); 4679 if (info != null) { 4680 outNames.add(entry.getKey()); 4681 outInfo.add(info); 4682 } 4683 } 4684 } 4685 } 4686 } 4687 4688 @Override 4689 public List<ProviderInfo> queryContentProviders(String processName, 4690 int uid, int flags) { 4691 ArrayList<ProviderInfo> finalList = null; 4692 // reader 4693 synchronized (mPackages) { 4694 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 4695 final int userId = processName != null ? 4696 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 4697 while (i.hasNext()) { 4698 final PackageParser.Provider p = i.next(); 4699 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 4700 if (ps != null && p.info.authority != null 4701 && (processName == null 4702 || (p.info.processName.equals(processName) 4703 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 4704 && mSettings.isEnabledLPr(p.info, flags, userId) 4705 && (!mSafeMode 4706 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 4707 if (finalList == null) { 4708 finalList = new ArrayList<ProviderInfo>(3); 4709 } 4710 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 4711 ps.readUserState(userId), userId); 4712 if (info != null) { 4713 finalList.add(info); 4714 } 4715 } 4716 } 4717 } 4718 4719 if (finalList != null) { 4720 Collections.sort(finalList, mProviderInitOrderSorter); 4721 } 4722 4723 return finalList; 4724 } 4725 4726 @Override 4727 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 4728 int flags) { 4729 // reader 4730 synchronized (mPackages) { 4731 final PackageParser.Instrumentation i = mInstrumentation.get(name); 4732 return PackageParser.generateInstrumentationInfo(i, flags); 4733 } 4734 } 4735 4736 @Override 4737 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 4738 int flags) { 4739 ArrayList<InstrumentationInfo> finalList = 4740 new ArrayList<InstrumentationInfo>(); 4741 4742 // reader 4743 synchronized (mPackages) { 4744 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 4745 while (i.hasNext()) { 4746 final PackageParser.Instrumentation p = i.next(); 4747 if (targetPackage == null 4748 || targetPackage.equals(p.info.targetPackage)) { 4749 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 4750 flags); 4751 if (ii != null) { 4752 finalList.add(ii); 4753 } 4754 } 4755 } 4756 } 4757 4758 return finalList; 4759 } 4760 4761 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 4762 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 4763 if (overlays == null) { 4764 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 4765 return; 4766 } 4767 for (PackageParser.Package opkg : overlays.values()) { 4768 // Not much to do if idmap fails: we already logged the error 4769 // and we certainly don't want to abort installation of pkg simply 4770 // because an overlay didn't fit properly. For these reasons, 4771 // ignore the return value of createIdmapForPackagePairLI. 4772 createIdmapForPackagePairLI(pkg, opkg); 4773 } 4774 } 4775 4776 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 4777 PackageParser.Package opkg) { 4778 if (!opkg.mTrustedOverlay) { 4779 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 4780 opkg.baseCodePath + ": overlay not trusted"); 4781 return false; 4782 } 4783 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 4784 if (overlaySet == null) { 4785 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 4786 opkg.baseCodePath + " but target package has no known overlays"); 4787 return false; 4788 } 4789 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 4790 // TODO: generate idmap for split APKs 4791 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 4792 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 4793 + opkg.baseCodePath); 4794 return false; 4795 } 4796 PackageParser.Package[] overlayArray = 4797 overlaySet.values().toArray(new PackageParser.Package[0]); 4798 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 4799 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 4800 return p1.mOverlayPriority - p2.mOverlayPriority; 4801 } 4802 }; 4803 Arrays.sort(overlayArray, cmp); 4804 4805 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 4806 int i = 0; 4807 for (PackageParser.Package p : overlayArray) { 4808 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 4809 } 4810 return true; 4811 } 4812 4813 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 4814 final File[] files = dir.listFiles(); 4815 if (ArrayUtils.isEmpty(files)) { 4816 Log.d(TAG, "No files in app dir " + dir); 4817 return; 4818 } 4819 4820 if (DEBUG_PACKAGE_SCANNING) { 4821 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 4822 + " flags=0x" + Integer.toHexString(parseFlags)); 4823 } 4824 4825 for (File file : files) { 4826 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 4827 && !PackageInstallerService.isStageName(file.getName()); 4828 if (!isPackage) { 4829 // Ignore entries which are not packages 4830 continue; 4831 } 4832 try { 4833 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 4834 scanFlags, currentTime, null); 4835 } catch (PackageManagerException e) { 4836 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 4837 4838 // Delete invalid userdata apps 4839 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 4840 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 4841 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 4842 if (file.isDirectory()) { 4843 mInstaller.rmPackageDir(file.getAbsolutePath()); 4844 } else { 4845 file.delete(); 4846 } 4847 } 4848 } 4849 } 4850 } 4851 4852 private static File getSettingsProblemFile() { 4853 File dataDir = Environment.getDataDirectory(); 4854 File systemDir = new File(dataDir, "system"); 4855 File fname = new File(systemDir, "uiderrors.txt"); 4856 return fname; 4857 } 4858 4859 static void reportSettingsProblem(int priority, String msg) { 4860 logCriticalInfo(priority, msg); 4861 } 4862 4863 static void logCriticalInfo(int priority, String msg) { 4864 Slog.println(priority, TAG, msg); 4865 EventLogTags.writePmCriticalInfo(msg); 4866 try { 4867 File fname = getSettingsProblemFile(); 4868 FileOutputStream out = new FileOutputStream(fname, true); 4869 PrintWriter pw = new FastPrintWriter(out); 4870 SimpleDateFormat formatter = new SimpleDateFormat(); 4871 String dateString = formatter.format(new Date(System.currentTimeMillis())); 4872 pw.println(dateString + ": " + msg); 4873 pw.close(); 4874 FileUtils.setPermissions( 4875 fname.toString(), 4876 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 4877 -1, -1); 4878 } catch (java.io.IOException e) { 4879 } 4880 } 4881 4882 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 4883 PackageParser.Package pkg, File srcFile, int parseFlags) 4884 throws PackageManagerException { 4885 if (ps != null 4886 && ps.codePath.equals(srcFile) 4887 && ps.timeStamp == srcFile.lastModified() 4888 && !isCompatSignatureUpdateNeeded(pkg) 4889 && !isRecoverSignatureUpdateNeeded(pkg)) { 4890 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 4891 if (ps.signatures.mSignatures != null 4892 && ps.signatures.mSignatures.length != 0 4893 && mSigningKeySetId != PackageKeySetData.KEYSET_UNASSIGNED) { 4894 // Optimization: reuse the existing cached certificates 4895 // if the package appears to be unchanged. 4896 pkg.mSignatures = ps.signatures.mSignatures; 4897 KeySetManagerService ksms = mSettings.mKeySetManagerService; 4898 synchronized (mPackages) { 4899 pkg.mSigningKeys = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 4900 } 4901 return; 4902 } 4903 4904 Slog.w(TAG, "PackageSetting for " + ps.name 4905 + " is missing signatures. Collecting certs again to recover them."); 4906 } else { 4907 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 4908 } 4909 4910 try { 4911 pp.collectCertificates(pkg, parseFlags); 4912 pp.collectManifestDigest(pkg); 4913 } catch (PackageParserException e) { 4914 throw PackageManagerException.from(e); 4915 } 4916 } 4917 4918 /* 4919 * Scan a package and return the newly parsed package. 4920 * Returns null in case of errors and the error code is stored in mLastScanError 4921 */ 4922 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 4923 long currentTime, UserHandle user) throws PackageManagerException { 4924 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 4925 parseFlags |= mDefParseFlags; 4926 PackageParser pp = new PackageParser(); 4927 pp.setSeparateProcesses(mSeparateProcesses); 4928 pp.setOnlyCoreApps(mOnlyCore); 4929 pp.setDisplayMetrics(mMetrics); 4930 4931 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 4932 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 4933 } 4934 4935 final PackageParser.Package pkg; 4936 try { 4937 pkg = pp.parsePackage(scanFile, parseFlags); 4938 } catch (PackageParserException e) { 4939 throw PackageManagerException.from(e); 4940 } 4941 4942 PackageSetting ps = null; 4943 PackageSetting updatedPkg; 4944 // reader 4945 synchronized (mPackages) { 4946 // Look to see if we already know about this package. 4947 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 4948 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 4949 // This package has been renamed to its original name. Let's 4950 // use that. 4951 ps = mSettings.peekPackageLPr(oldName); 4952 } 4953 // If there was no original package, see one for the real package name. 4954 if (ps == null) { 4955 ps = mSettings.peekPackageLPr(pkg.packageName); 4956 } 4957 // Check to see if this package could be hiding/updating a system 4958 // package. Must look for it either under the original or real 4959 // package name depending on our state. 4960 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 4961 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 4962 } 4963 boolean updatedPkgBetter = false; 4964 // First check if this is a system package that may involve an update 4965 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 4966 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 4967 // it needs to drop FLAG_PRIVILEGED. 4968 if (locationIsPrivileged(scanFile)) { 4969 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 4970 } else { 4971 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 4972 } 4973 4974 if (ps != null && !ps.codePath.equals(scanFile)) { 4975 // The path has changed from what was last scanned... check the 4976 // version of the new path against what we have stored to determine 4977 // what to do. 4978 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 4979 if (pkg.mVersionCode <= ps.versionCode) { 4980 // The system package has been updated and the code path does not match 4981 // Ignore entry. Skip it. 4982 Slog.i(TAG, "Package " + ps.name + " at " + scanFile 4983 + " ignored: updated version " + ps.versionCode 4984 + " better than this " + pkg.mVersionCode); 4985 if (!updatedPkg.codePath.equals(scanFile)) { 4986 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 4987 + ps.name + " changing from " + updatedPkg.codePathString 4988 + " to " + scanFile); 4989 updatedPkg.codePath = scanFile; 4990 updatedPkg.codePathString = scanFile.toString(); 4991 updatedPkg.resourcePath = scanFile; 4992 updatedPkg.resourcePathString = scanFile.toString(); 4993 } 4994 updatedPkg.pkg = pkg; 4995 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, null); 4996 } else { 4997 // The current app on the system partition is better than 4998 // what we have updated to on the data partition; switch 4999 // back to the system partition version. 5000 // At this point, its safely assumed that package installation for 5001 // apps in system partition will go through. If not there won't be a working 5002 // version of the app 5003 // writer 5004 synchronized (mPackages) { 5005 // Just remove the loaded entries from package lists. 5006 mPackages.remove(ps.name); 5007 } 5008 5009 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5010 + " reverting from " + ps.codePathString 5011 + ": new version " + pkg.mVersionCode 5012 + " better than installed " + ps.versionCode); 5013 5014 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5015 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 5016 getAppDexInstructionSets(ps)); 5017 synchronized (mInstallLock) { 5018 args.cleanUpResourcesLI(); 5019 } 5020 synchronized (mPackages) { 5021 mSettings.enableSystemPackageLPw(ps.name); 5022 } 5023 updatedPkgBetter = true; 5024 } 5025 } 5026 } 5027 5028 if (updatedPkg != null) { 5029 // An updated system app will not have the PARSE_IS_SYSTEM flag set 5030 // initially 5031 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 5032 5033 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 5034 // flag set initially 5035 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 5036 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 5037 } 5038 } 5039 5040 // Verify certificates against what was last scanned 5041 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 5042 5043 /* 5044 * A new system app appeared, but we already had a non-system one of the 5045 * same name installed earlier. 5046 */ 5047 boolean shouldHideSystemApp = false; 5048 if (updatedPkg == null && ps != null 5049 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 5050 /* 5051 * Check to make sure the signatures match first. If they don't, 5052 * wipe the installed application and its data. 5053 */ 5054 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 5055 != PackageManager.SIGNATURE_MATCH) { 5056 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 5057 + " signatures don't match existing userdata copy; removing"); 5058 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 5059 ps = null; 5060 } else { 5061 /* 5062 * If the newly-added system app is an older version than the 5063 * already installed version, hide it. It will be scanned later 5064 * and re-added like an update. 5065 */ 5066 if (pkg.mVersionCode <= ps.versionCode) { 5067 shouldHideSystemApp = true; 5068 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 5069 + " but new version " + pkg.mVersionCode + " better than installed " 5070 + ps.versionCode + "; hiding system"); 5071 } else { 5072 /* 5073 * The newly found system app is a newer version that the 5074 * one previously installed. Simply remove the 5075 * already-installed application and replace it with our own 5076 * while keeping the application data. 5077 */ 5078 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5079 + " reverting from " + ps.codePathString + ": new version " 5080 + pkg.mVersionCode + " better than installed " + ps.versionCode); 5081 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5082 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 5083 getAppDexInstructionSets(ps)); 5084 synchronized (mInstallLock) { 5085 args.cleanUpResourcesLI(); 5086 } 5087 } 5088 } 5089 } 5090 5091 // The apk is forward locked (not public) if its code and resources 5092 // are kept in different files. (except for app in either system or 5093 // vendor path). 5094 // TODO grab this value from PackageSettings 5095 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5096 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 5097 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 5098 } 5099 } 5100 5101 // TODO: extend to support forward-locked splits 5102 String resourcePath = null; 5103 String baseResourcePath = null; 5104 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 5105 if (ps != null && ps.resourcePathString != null) { 5106 resourcePath = ps.resourcePathString; 5107 baseResourcePath = ps.resourcePathString; 5108 } else { 5109 // Should not happen at all. Just log an error. 5110 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 5111 } 5112 } else { 5113 resourcePath = pkg.codePath; 5114 baseResourcePath = pkg.baseCodePath; 5115 } 5116 5117 // Set application objects path explicitly. 5118 pkg.applicationInfo.setCodePath(pkg.codePath); 5119 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 5120 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 5121 pkg.applicationInfo.setResourcePath(resourcePath); 5122 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 5123 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 5124 5125 // Note that we invoke the following method only if we are about to unpack an application 5126 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 5127 | SCAN_UPDATE_SIGNATURE, currentTime, user); 5128 5129 /* 5130 * If the system app should be overridden by a previously installed 5131 * data, hide the system app now and let the /data/app scan pick it up 5132 * again. 5133 */ 5134 if (shouldHideSystemApp) { 5135 synchronized (mPackages) { 5136 /* 5137 * We have to grant systems permissions before we hide, because 5138 * grantPermissions will assume the package update is trying to 5139 * expand its permissions. 5140 */ 5141 grantPermissionsLPw(pkg, true, pkg.packageName); 5142 mSettings.disableSystemPackageLPw(pkg.packageName); 5143 } 5144 } 5145 5146 return scannedPkg; 5147 } 5148 5149 private static String fixProcessName(String defProcessName, 5150 String processName, int uid) { 5151 if (processName == null) { 5152 return defProcessName; 5153 } 5154 return processName; 5155 } 5156 5157 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 5158 throws PackageManagerException { 5159 if (pkgSetting.signatures.mSignatures != null) { 5160 // Already existing package. Make sure signatures match 5161 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 5162 == PackageManager.SIGNATURE_MATCH; 5163 if (!match) { 5164 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 5165 == PackageManager.SIGNATURE_MATCH; 5166 } 5167 if (!match) { 5168 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 5169 == PackageManager.SIGNATURE_MATCH; 5170 } 5171 if (!match) { 5172 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5173 + pkg.packageName + " signatures do not match the " 5174 + "previously installed version; ignoring!"); 5175 } 5176 } 5177 5178 // Check for shared user signatures 5179 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 5180 // Already existing package. Make sure signatures match 5181 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5182 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 5183 if (!match) { 5184 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 5185 == PackageManager.SIGNATURE_MATCH; 5186 } 5187 if (!match) { 5188 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 5189 == PackageManager.SIGNATURE_MATCH; 5190 } 5191 if (!match) { 5192 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 5193 "Package " + pkg.packageName 5194 + " has no signatures that match those in shared user " 5195 + pkgSetting.sharedUser.name + "; ignoring!"); 5196 } 5197 } 5198 } 5199 5200 /** 5201 * Enforces that only the system UID or root's UID can call a method exposed 5202 * via Binder. 5203 * 5204 * @param message used as message if SecurityException is thrown 5205 * @throws SecurityException if the caller is not system or root 5206 */ 5207 private static final void enforceSystemOrRoot(String message) { 5208 final int uid = Binder.getCallingUid(); 5209 if (uid != Process.SYSTEM_UID && uid != 0) { 5210 throw new SecurityException(message); 5211 } 5212 } 5213 5214 @Override 5215 public void performBootDexOpt() { 5216 enforceSystemOrRoot("Only the system can request dexopt be performed"); 5217 5218 // Before everything else, see whether we need to fstrim. 5219 try { 5220 IMountService ms = PackageHelper.getMountService(); 5221 if (ms != null) { 5222 final boolean isUpgrade = isUpgrade(); 5223 boolean doTrim = isUpgrade; 5224 if (doTrim) { 5225 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 5226 } else { 5227 final long interval = android.provider.Settings.Global.getLong( 5228 mContext.getContentResolver(), 5229 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 5230 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 5231 if (interval > 0) { 5232 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 5233 if (timeSinceLast > interval) { 5234 doTrim = true; 5235 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 5236 + "; running immediately"); 5237 } 5238 } 5239 } 5240 if (doTrim) { 5241 if (!isFirstBoot()) { 5242 try { 5243 ActivityManagerNative.getDefault().showBootMessage( 5244 mContext.getResources().getString( 5245 R.string.android_upgrading_fstrim), true); 5246 } catch (RemoteException e) { 5247 } 5248 } 5249 ms.runMaintenance(); 5250 } 5251 } else { 5252 Slog.e(TAG, "Mount service unavailable!"); 5253 } 5254 } catch (RemoteException e) { 5255 // Can't happen; MountService is local 5256 } 5257 5258 final ArraySet<PackageParser.Package> pkgs; 5259 synchronized (mPackages) { 5260 pkgs = mPackageDexOptimizer.clearDeferredDexOptPackages(); 5261 } 5262 5263 if (pkgs != null) { 5264 // Sort apps by importance for dexopt ordering. Important apps are given more priority 5265 // in case the device runs out of space. 5266 ArrayList<PackageParser.Package> sortedPkgs = new ArrayList<PackageParser.Package>(); 5267 // Give priority to core apps. 5268 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5269 PackageParser.Package pkg = it.next(); 5270 if (pkg.coreApp) { 5271 if (DEBUG_DEXOPT) { 5272 Log.i(TAG, "Adding core app " + sortedPkgs.size() + ": " + pkg.packageName); 5273 } 5274 sortedPkgs.add(pkg); 5275 it.remove(); 5276 } 5277 } 5278 // Give priority to system apps that listen for pre boot complete. 5279 Intent intent = new Intent(Intent.ACTION_PRE_BOOT_COMPLETED); 5280 ArraySet<String> pkgNames = getPackageNamesForIntent(intent); 5281 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5282 PackageParser.Package pkg = it.next(); 5283 if (pkgNames.contains(pkg.packageName)) { 5284 if (DEBUG_DEXOPT) { 5285 Log.i(TAG, "Adding pre boot system app " + sortedPkgs.size() + ": " + pkg.packageName); 5286 } 5287 sortedPkgs.add(pkg); 5288 it.remove(); 5289 } 5290 } 5291 // Give priority to system apps. 5292 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5293 PackageParser.Package pkg = it.next(); 5294 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 5295 if (DEBUG_DEXOPT) { 5296 Log.i(TAG, "Adding system app " + sortedPkgs.size() + ": " + pkg.packageName); 5297 } 5298 sortedPkgs.add(pkg); 5299 it.remove(); 5300 } 5301 } 5302 // Give priority to updated system apps. 5303 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5304 PackageParser.Package pkg = it.next(); 5305 if (pkg.isUpdatedSystemApp()) { 5306 if (DEBUG_DEXOPT) { 5307 Log.i(TAG, "Adding updated system app " + sortedPkgs.size() + ": " + pkg.packageName); 5308 } 5309 sortedPkgs.add(pkg); 5310 it.remove(); 5311 } 5312 } 5313 // Give priority to apps that listen for boot complete. 5314 intent = new Intent(Intent.ACTION_BOOT_COMPLETED); 5315 pkgNames = getPackageNamesForIntent(intent); 5316 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5317 PackageParser.Package pkg = it.next(); 5318 if (pkgNames.contains(pkg.packageName)) { 5319 if (DEBUG_DEXOPT) { 5320 Log.i(TAG, "Adding boot app " + sortedPkgs.size() + ": " + pkg.packageName); 5321 } 5322 sortedPkgs.add(pkg); 5323 it.remove(); 5324 } 5325 } 5326 // Filter out packages that aren't recently used. 5327 filterRecentlyUsedApps(pkgs); 5328 // Add all remaining apps. 5329 for (PackageParser.Package pkg : pkgs) { 5330 if (DEBUG_DEXOPT) { 5331 Log.i(TAG, "Adding app " + sortedPkgs.size() + ": " + pkg.packageName); 5332 } 5333 sortedPkgs.add(pkg); 5334 } 5335 5336 // If we want to be lazy, filter everything that wasn't recently used. 5337 if (mLazyDexOpt) { 5338 filterRecentlyUsedApps(sortedPkgs); 5339 } 5340 5341 int i = 0; 5342 int total = sortedPkgs.size(); 5343 File dataDir = Environment.getDataDirectory(); 5344 long lowThreshold = StorageManager.from(mContext).getStorageLowBytes(dataDir); 5345 if (lowThreshold == 0) { 5346 throw new IllegalStateException("Invalid low memory threshold"); 5347 } 5348 for (PackageParser.Package pkg : sortedPkgs) { 5349 long usableSpace = dataDir.getUsableSpace(); 5350 if (usableSpace < lowThreshold) { 5351 Log.w(TAG, "Not running dexopt on remaining apps due to low memory: " + usableSpace); 5352 break; 5353 } 5354 performBootDexOpt(pkg, ++i, total); 5355 } 5356 } 5357 } 5358 5359 private void filterRecentlyUsedApps(Collection<PackageParser.Package> pkgs) { 5360 // Filter out packages that aren't recently used. 5361 // 5362 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 5363 // should do a full dexopt. 5364 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 5365 int total = pkgs.size(); 5366 int skipped = 0; 5367 long now = System.currentTimeMillis(); 5368 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 5369 PackageParser.Package pkg = i.next(); 5370 long then = pkg.mLastPackageUsageTimeInMills; 5371 if (then + mDexOptLRUThresholdInMills < now) { 5372 if (DEBUG_DEXOPT) { 5373 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 5374 ((then == 0) ? "never" : new Date(then))); 5375 } 5376 i.remove(); 5377 skipped++; 5378 } 5379 } 5380 if (DEBUG_DEXOPT) { 5381 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 5382 } 5383 } 5384 } 5385 5386 private ArraySet<String> getPackageNamesForIntent(Intent intent) { 5387 List<ResolveInfo> ris = null; 5388 try { 5389 ris = AppGlobals.getPackageManager().queryIntentReceivers( 5390 intent, null, 0, UserHandle.USER_OWNER); 5391 } catch (RemoteException e) { 5392 } 5393 ArraySet<String> pkgNames = new ArraySet<String>(); 5394 if (ris != null) { 5395 for (ResolveInfo ri : ris) { 5396 pkgNames.add(ri.activityInfo.packageName); 5397 } 5398 } 5399 return pkgNames; 5400 } 5401 5402 private void performBootDexOpt(PackageParser.Package pkg, int curr, int total) { 5403 if (DEBUG_DEXOPT) { 5404 Log.i(TAG, "Optimizing app " + curr + " of " + total + ": " + pkg.packageName); 5405 } 5406 if (!isFirstBoot()) { 5407 try { 5408 ActivityManagerNative.getDefault().showBootMessage( 5409 mContext.getResources().getString(R.string.android_upgrading_apk, 5410 curr, total), true); 5411 } catch (RemoteException e) { 5412 } 5413 } 5414 PackageParser.Package p = pkg; 5415 synchronized (mInstallLock) { 5416 mPackageDexOptimizer.performDexOpt(p, null /* instruction sets */, 5417 false /* force dex */, false /* defer */, true /* include dependencies */); 5418 } 5419 } 5420 5421 @Override 5422 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 5423 return performDexOpt(packageName, instructionSet, false); 5424 } 5425 5426 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 5427 boolean dexopt = mLazyDexOpt || backgroundDexopt; 5428 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 5429 if (!dexopt && !updateUsage) { 5430 // We aren't going to dexopt or update usage, so bail early. 5431 return false; 5432 } 5433 PackageParser.Package p; 5434 final String targetInstructionSet; 5435 synchronized (mPackages) { 5436 p = mPackages.get(packageName); 5437 if (p == null) { 5438 return false; 5439 } 5440 if (updateUsage) { 5441 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 5442 } 5443 mPackageUsage.write(false); 5444 if (!dexopt) { 5445 // We aren't going to dexopt, so bail early. 5446 return false; 5447 } 5448 5449 targetInstructionSet = instructionSet != null ? instructionSet : 5450 getPrimaryInstructionSet(p.applicationInfo); 5451 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 5452 return false; 5453 } 5454 } 5455 5456 synchronized (mInstallLock) { 5457 final String[] instructionSets = new String[] { targetInstructionSet }; 5458 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 5459 false /* forceDex */, false /* defer */, true /* inclDependencies */); 5460 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 5461 } 5462 } 5463 5464 public ArraySet<String> getPackagesThatNeedDexOpt() { 5465 ArraySet<String> pkgs = null; 5466 synchronized (mPackages) { 5467 for (PackageParser.Package p : mPackages.values()) { 5468 if (DEBUG_DEXOPT) { 5469 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 5470 } 5471 if (!p.mDexOptPerformed.isEmpty()) { 5472 continue; 5473 } 5474 if (pkgs == null) { 5475 pkgs = new ArraySet<String>(); 5476 } 5477 pkgs.add(p.packageName); 5478 } 5479 } 5480 return pkgs; 5481 } 5482 5483 public void shutdown() { 5484 mPackageUsage.write(true); 5485 } 5486 5487 @Override 5488 public void forceDexOpt(String packageName) { 5489 enforceSystemOrRoot("forceDexOpt"); 5490 5491 PackageParser.Package pkg; 5492 synchronized (mPackages) { 5493 pkg = mPackages.get(packageName); 5494 if (pkg == null) { 5495 throw new IllegalArgumentException("Missing package: " + packageName); 5496 } 5497 } 5498 5499 synchronized (mInstallLock) { 5500 final String[] instructionSets = new String[] { 5501 getPrimaryInstructionSet(pkg.applicationInfo) }; 5502 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 5503 true /*forceDex*/, false /* defer */, true /* inclDependencies */); 5504 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 5505 throw new IllegalStateException("Failed to dexopt: " + res); 5506 } 5507 } 5508 } 5509 5510 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 5511 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 5512 Slog.w(TAG, "Unable to update from " + oldPkg.name 5513 + " to " + newPkg.packageName 5514 + ": old package not in system partition"); 5515 return false; 5516 } else if (mPackages.get(oldPkg.name) != null) { 5517 Slog.w(TAG, "Unable to update from " + oldPkg.name 5518 + " to " + newPkg.packageName 5519 + ": old package still exists"); 5520 return false; 5521 } 5522 return true; 5523 } 5524 5525 private File getDataPathForPackage(String packageName, int userId) { 5526 /* 5527 * Until we fully support multiple users, return the directory we 5528 * previously would have. The PackageManagerTests will need to be 5529 * revised when this is changed back.. 5530 */ 5531 if (userId == 0) { 5532 return new File(mAppDataDir, packageName); 5533 } else { 5534 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId 5535 + File.separator + packageName); 5536 } 5537 } 5538 5539 private int createDataDirsLI(String packageName, int uid, String seinfo) { 5540 int[] users = sUserManager.getUserIds(); 5541 int res = mInstaller.install(packageName, uid, uid, seinfo); 5542 if (res < 0) { 5543 return res; 5544 } 5545 for (int user : users) { 5546 if (user != 0) { 5547 res = mInstaller.createUserData(packageName, 5548 UserHandle.getUid(user, uid), user, seinfo); 5549 if (res < 0) { 5550 return res; 5551 } 5552 } 5553 } 5554 return res; 5555 } 5556 5557 private int removeDataDirsLI(String packageName) { 5558 int[] users = sUserManager.getUserIds(); 5559 int res = 0; 5560 for (int user : users) { 5561 int resInner = mInstaller.remove(packageName, user); 5562 if (resInner < 0) { 5563 res = resInner; 5564 } 5565 } 5566 5567 return res; 5568 } 5569 5570 private int deleteCodeCacheDirsLI(String packageName) { 5571 int[] users = sUserManager.getUserIds(); 5572 int res = 0; 5573 for (int user : users) { 5574 int resInner = mInstaller.deleteCodeCacheFiles(packageName, user); 5575 if (resInner < 0) { 5576 res = resInner; 5577 } 5578 } 5579 return res; 5580 } 5581 5582 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 5583 PackageParser.Package changingLib) { 5584 if (file.path != null) { 5585 usesLibraryFiles.add(file.path); 5586 return; 5587 } 5588 PackageParser.Package p = mPackages.get(file.apk); 5589 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 5590 // If we are doing this while in the middle of updating a library apk, 5591 // then we need to make sure to use that new apk for determining the 5592 // dependencies here. (We haven't yet finished committing the new apk 5593 // to the package manager state.) 5594 if (p == null || p.packageName.equals(changingLib.packageName)) { 5595 p = changingLib; 5596 } 5597 } 5598 if (p != null) { 5599 usesLibraryFiles.addAll(p.getAllCodePaths()); 5600 } 5601 } 5602 5603 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 5604 PackageParser.Package changingLib) throws PackageManagerException { 5605 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 5606 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 5607 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 5608 for (int i=0; i<N; i++) { 5609 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 5610 if (file == null) { 5611 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 5612 "Package " + pkg.packageName + " requires unavailable shared library " 5613 + pkg.usesLibraries.get(i) + "; failing!"); 5614 } 5615 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 5616 } 5617 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 5618 for (int i=0; i<N; i++) { 5619 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 5620 if (file == null) { 5621 Slog.w(TAG, "Package " + pkg.packageName 5622 + " desires unavailable shared library " 5623 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 5624 } else { 5625 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 5626 } 5627 } 5628 N = usesLibraryFiles.size(); 5629 if (N > 0) { 5630 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 5631 } else { 5632 pkg.usesLibraryFiles = null; 5633 } 5634 } 5635 } 5636 5637 private static boolean hasString(List<String> list, List<String> which) { 5638 if (list == null) { 5639 return false; 5640 } 5641 for (int i=list.size()-1; i>=0; i--) { 5642 for (int j=which.size()-1; j>=0; j--) { 5643 if (which.get(j).equals(list.get(i))) { 5644 return true; 5645 } 5646 } 5647 } 5648 return false; 5649 } 5650 5651 private void updateAllSharedLibrariesLPw() { 5652 for (PackageParser.Package pkg : mPackages.values()) { 5653 try { 5654 updateSharedLibrariesLPw(pkg, null); 5655 } catch (PackageManagerException e) { 5656 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 5657 } 5658 } 5659 } 5660 5661 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 5662 PackageParser.Package changingPkg) { 5663 ArrayList<PackageParser.Package> res = null; 5664 for (PackageParser.Package pkg : mPackages.values()) { 5665 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 5666 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 5667 if (res == null) { 5668 res = new ArrayList<PackageParser.Package>(); 5669 } 5670 res.add(pkg); 5671 try { 5672 updateSharedLibrariesLPw(pkg, changingPkg); 5673 } catch (PackageManagerException e) { 5674 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 5675 } 5676 } 5677 } 5678 return res; 5679 } 5680 5681 /** 5682 * Derive the value of the {@code cpuAbiOverride} based on the provided 5683 * value and an optional stored value from the package settings. 5684 */ 5685 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 5686 String cpuAbiOverride = null; 5687 5688 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 5689 cpuAbiOverride = null; 5690 } else if (abiOverride != null) { 5691 cpuAbiOverride = abiOverride; 5692 } else if (settings != null) { 5693 cpuAbiOverride = settings.cpuAbiOverrideString; 5694 } 5695 5696 return cpuAbiOverride; 5697 } 5698 5699 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 5700 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 5701 boolean success = false; 5702 try { 5703 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 5704 currentTime, user); 5705 success = true; 5706 return res; 5707 } finally { 5708 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 5709 removeDataDirsLI(pkg.packageName); 5710 } 5711 } 5712 } 5713 5714 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 5715 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 5716 final File scanFile = new File(pkg.codePath); 5717 if (pkg.applicationInfo.getCodePath() == null || 5718 pkg.applicationInfo.getResourcePath() == null) { 5719 // Bail out. The resource and code paths haven't been set. 5720 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 5721 "Code and resource paths haven't been set correctly"); 5722 } 5723 5724 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5725 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 5726 } else { 5727 // Only allow system apps to be flagged as core apps. 5728 pkg.coreApp = false; 5729 } 5730 5731 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 5732 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5733 } 5734 5735 if (mCustomResolverComponentName != null && 5736 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 5737 setUpCustomResolverActivity(pkg); 5738 } 5739 5740 if (pkg.packageName.equals("android")) { 5741 synchronized (mPackages) { 5742 if (mAndroidApplication != null) { 5743 Slog.w(TAG, "*************************************************"); 5744 Slog.w(TAG, "Core android package being redefined. Skipping."); 5745 Slog.w(TAG, " file=" + scanFile); 5746 Slog.w(TAG, "*************************************************"); 5747 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5748 "Core android package being redefined. Skipping."); 5749 } 5750 5751 // Set up information for our fall-back user intent resolution activity. 5752 mPlatformPackage = pkg; 5753 pkg.mVersionCode = mSdkVersion; 5754 mAndroidApplication = pkg.applicationInfo; 5755 5756 if (!mResolverReplaced) { 5757 mResolveActivity.applicationInfo = mAndroidApplication; 5758 mResolveActivity.name = ResolverActivity.class.getName(); 5759 mResolveActivity.packageName = mAndroidApplication.packageName; 5760 mResolveActivity.processName = "system:ui"; 5761 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 5762 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 5763 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 5764 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 5765 mResolveActivity.exported = true; 5766 mResolveActivity.enabled = true; 5767 mResolveInfo.activityInfo = mResolveActivity; 5768 mResolveInfo.priority = 0; 5769 mResolveInfo.preferredOrder = 0; 5770 mResolveInfo.match = 0; 5771 mResolveComponentName = new ComponentName( 5772 mAndroidApplication.packageName, mResolveActivity.name); 5773 } 5774 } 5775 } 5776 5777 if (DEBUG_PACKAGE_SCANNING) { 5778 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5779 Log.d(TAG, "Scanning package " + pkg.packageName); 5780 } 5781 5782 if (mPackages.containsKey(pkg.packageName) 5783 || mSharedLibraries.containsKey(pkg.packageName)) { 5784 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5785 "Application package " + pkg.packageName 5786 + " already installed. Skipping duplicate."); 5787 } 5788 5789 // If we're only installing presumed-existing packages, require that the 5790 // scanned APK is both already known and at the path previously established 5791 // for it. Previously unknown packages we pick up normally, but if we have an 5792 // a priori expectation about this package's install presence, enforce it. 5793 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 5794 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 5795 if (known != null) { 5796 if (DEBUG_PACKAGE_SCANNING) { 5797 Log.d(TAG, "Examining " + pkg.codePath 5798 + " and requiring known paths " + known.codePathString 5799 + " & " + known.resourcePathString); 5800 } 5801 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 5802 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 5803 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 5804 "Application package " + pkg.packageName 5805 + " found at " + pkg.applicationInfo.getCodePath() 5806 + " but expected at " + known.codePathString + "; ignoring."); 5807 } 5808 } 5809 } 5810 5811 // Initialize package source and resource directories 5812 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 5813 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 5814 5815 SharedUserSetting suid = null; 5816 PackageSetting pkgSetting = null; 5817 5818 if (!isSystemApp(pkg)) { 5819 // Only system apps can use these features. 5820 pkg.mOriginalPackages = null; 5821 pkg.mRealPackage = null; 5822 pkg.mAdoptPermissions = null; 5823 } 5824 5825 // writer 5826 synchronized (mPackages) { 5827 if (pkg.mSharedUserId != null) { 5828 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 5829 if (suid == null) { 5830 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5831 "Creating application package " + pkg.packageName 5832 + " for shared user failed"); 5833 } 5834 if (DEBUG_PACKAGE_SCANNING) { 5835 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5836 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 5837 + "): packages=" + suid.packages); 5838 } 5839 } 5840 5841 // Check if we are renaming from an original package name. 5842 PackageSetting origPackage = null; 5843 String realName = null; 5844 if (pkg.mOriginalPackages != null) { 5845 // This package may need to be renamed to a previously 5846 // installed name. Let's check on that... 5847 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 5848 if (pkg.mOriginalPackages.contains(renamed)) { 5849 // This package had originally been installed as the 5850 // original name, and we have already taken care of 5851 // transitioning to the new one. Just update the new 5852 // one to continue using the old name. 5853 realName = pkg.mRealPackage; 5854 if (!pkg.packageName.equals(renamed)) { 5855 // Callers into this function may have already taken 5856 // care of renaming the package; only do it here if 5857 // it is not already done. 5858 pkg.setPackageName(renamed); 5859 } 5860 5861 } else { 5862 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 5863 if ((origPackage = mSettings.peekPackageLPr( 5864 pkg.mOriginalPackages.get(i))) != null) { 5865 // We do have the package already installed under its 5866 // original name... should we use it? 5867 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 5868 // New package is not compatible with original. 5869 origPackage = null; 5870 continue; 5871 } else if (origPackage.sharedUser != null) { 5872 // Make sure uid is compatible between packages. 5873 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 5874 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 5875 + " to " + pkg.packageName + ": old uid " 5876 + origPackage.sharedUser.name 5877 + " differs from " + pkg.mSharedUserId); 5878 origPackage = null; 5879 continue; 5880 } 5881 } else { 5882 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 5883 + pkg.packageName + " to old name " + origPackage.name); 5884 } 5885 break; 5886 } 5887 } 5888 } 5889 } 5890 5891 if (mTransferedPackages.contains(pkg.packageName)) { 5892 Slog.w(TAG, "Package " + pkg.packageName 5893 + " was transferred to another, but its .apk remains"); 5894 } 5895 5896 // Just create the setting, don't add it yet. For already existing packages 5897 // the PkgSetting exists already and doesn't have to be created. 5898 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 5899 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 5900 pkg.applicationInfo.primaryCpuAbi, 5901 pkg.applicationInfo.secondaryCpuAbi, 5902 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 5903 user, false); 5904 if (pkgSetting == null) { 5905 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5906 "Creating application package " + pkg.packageName + " failed"); 5907 } 5908 5909 if (pkgSetting.origPackage != null) { 5910 // If we are first transitioning from an original package, 5911 // fix up the new package's name now. We need to do this after 5912 // looking up the package under its new name, so getPackageLP 5913 // can take care of fiddling things correctly. 5914 pkg.setPackageName(origPackage.name); 5915 5916 // File a report about this. 5917 String msg = "New package " + pkgSetting.realName 5918 + " renamed to replace old package " + pkgSetting.name; 5919 reportSettingsProblem(Log.WARN, msg); 5920 5921 // Make a note of it. 5922 mTransferedPackages.add(origPackage.name); 5923 5924 // No longer need to retain this. 5925 pkgSetting.origPackage = null; 5926 } 5927 5928 if (realName != null) { 5929 // Make a note of it. 5930 mTransferedPackages.add(pkg.packageName); 5931 } 5932 5933 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 5934 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 5935 } 5936 5937 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5938 // Check all shared libraries and map to their actual file path. 5939 // We only do this here for apps not on a system dir, because those 5940 // are the only ones that can fail an install due to this. We 5941 // will take care of the system apps by updating all of their 5942 // library paths after the scan is done. 5943 updateSharedLibrariesLPw(pkg, null); 5944 } 5945 5946 if (mFoundPolicyFile) { 5947 SELinuxMMAC.assignSeinfoValue(pkg); 5948 } 5949 5950 pkg.applicationInfo.uid = pkgSetting.appId; 5951 pkg.mExtras = pkgSetting; 5952 if (!pkgSetting.keySetData.isUsingUpgradeKeySets() || pkgSetting.sharedUser != null) { 5953 try { 5954 verifySignaturesLP(pkgSetting, pkg); 5955 // We just determined the app is signed correctly, so bring 5956 // over the latest parsed certs. 5957 pkgSetting.signatures.mSignatures = pkg.mSignatures; 5958 } catch (PackageManagerException e) { 5959 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5960 throw e; 5961 } 5962 // The signature has changed, but this package is in the system 5963 // image... let's recover! 5964 pkgSetting.signatures.mSignatures = pkg.mSignatures; 5965 // However... if this package is part of a shared user, but it 5966 // doesn't match the signature of the shared user, let's fail. 5967 // What this means is that you can't change the signatures 5968 // associated with an overall shared user, which doesn't seem all 5969 // that unreasonable. 5970 if (pkgSetting.sharedUser != null) { 5971 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5972 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 5973 throw new PackageManagerException( 5974 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 5975 "Signature mismatch for shared user : " 5976 + pkgSetting.sharedUser); 5977 } 5978 } 5979 // File a report about this. 5980 String msg = "System package " + pkg.packageName 5981 + " signature changed; retaining data."; 5982 reportSettingsProblem(Log.WARN, msg); 5983 } 5984 } else { 5985 if (!checkUpgradeKeySetLP(pkgSetting, pkg)) { 5986 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5987 + pkg.packageName + " upgrade keys do not match the " 5988 + "previously installed version"); 5989 } else { 5990 // We just determined the app is signed correctly, so bring 5991 // over the latest parsed certs. 5992 pkgSetting.signatures.mSignatures = pkg.mSignatures; 5993 } 5994 } 5995 // Verify that this new package doesn't have any content providers 5996 // that conflict with existing packages. Only do this if the 5997 // package isn't already installed, since we don't want to break 5998 // things that are installed. 5999 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 6000 final int N = pkg.providers.size(); 6001 int i; 6002 for (i=0; i<N; i++) { 6003 PackageParser.Provider p = pkg.providers.get(i); 6004 if (p.info.authority != null) { 6005 String names[] = p.info.authority.split(";"); 6006 for (int j = 0; j < names.length; j++) { 6007 if (mProvidersByAuthority.containsKey(names[j])) { 6008 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6009 final String otherPackageName = 6010 ((other != null && other.getComponentName() != null) ? 6011 other.getComponentName().getPackageName() : "?"); 6012 throw new PackageManagerException( 6013 INSTALL_FAILED_CONFLICTING_PROVIDER, 6014 "Can't install because provider name " + names[j] 6015 + " (in package " + pkg.applicationInfo.packageName 6016 + ") is already used by " + otherPackageName); 6017 } 6018 } 6019 } 6020 } 6021 } 6022 6023 if (pkg.mAdoptPermissions != null) { 6024 // This package wants to adopt ownership of permissions from 6025 // another package. 6026 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 6027 final String origName = pkg.mAdoptPermissions.get(i); 6028 final PackageSetting orig = mSettings.peekPackageLPr(origName); 6029 if (orig != null) { 6030 if (verifyPackageUpdateLPr(orig, pkg)) { 6031 Slog.i(TAG, "Adopting permissions from " + origName + " to " 6032 + pkg.packageName); 6033 mSettings.transferPermissionsLPw(origName, pkg.packageName); 6034 } 6035 } 6036 } 6037 } 6038 } 6039 6040 final String pkgName = pkg.packageName; 6041 6042 final long scanFileTime = scanFile.lastModified(); 6043 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 6044 pkg.applicationInfo.processName = fixProcessName( 6045 pkg.applicationInfo.packageName, 6046 pkg.applicationInfo.processName, 6047 pkg.applicationInfo.uid); 6048 6049 File dataPath; 6050 if (mPlatformPackage == pkg) { 6051 // The system package is special. 6052 dataPath = new File(Environment.getDataDirectory(), "system"); 6053 6054 pkg.applicationInfo.dataDir = dataPath.getPath(); 6055 6056 } else { 6057 // This is a normal package, need to make its data directory. 6058 dataPath = getDataPathForPackage(pkg.packageName, 0); 6059 6060 boolean uidError = false; 6061 if (dataPath.exists()) { 6062 int currentUid = 0; 6063 try { 6064 StructStat stat = Os.stat(dataPath.getPath()); 6065 currentUid = stat.st_uid; 6066 } catch (ErrnoException e) { 6067 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 6068 } 6069 6070 // If we have mismatched owners for the data path, we have a problem. 6071 if (currentUid != pkg.applicationInfo.uid) { 6072 boolean recovered = false; 6073 if (currentUid == 0) { 6074 // The directory somehow became owned by root. Wow. 6075 // This is probably because the system was stopped while 6076 // installd was in the middle of messing with its libs 6077 // directory. Ask installd to fix that. 6078 int ret = mInstaller.fixUid(pkgName, pkg.applicationInfo.uid, 6079 pkg.applicationInfo.uid); 6080 if (ret >= 0) { 6081 recovered = true; 6082 String msg = "Package " + pkg.packageName 6083 + " unexpectedly changed to uid 0; recovered to " + 6084 + pkg.applicationInfo.uid; 6085 reportSettingsProblem(Log.WARN, msg); 6086 } 6087 } 6088 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6089 || (scanFlags&SCAN_BOOTING) != 0)) { 6090 // If this is a system app, we can at least delete its 6091 // current data so the application will still work. 6092 int ret = removeDataDirsLI(pkgName); 6093 if (ret >= 0) { 6094 // TODO: Kill the processes first 6095 // Old data gone! 6096 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6097 ? "System package " : "Third party package "; 6098 String msg = prefix + pkg.packageName 6099 + " has changed from uid: " 6100 + currentUid + " to " 6101 + pkg.applicationInfo.uid + "; old data erased"; 6102 reportSettingsProblem(Log.WARN, msg); 6103 recovered = true; 6104 6105 // And now re-install the app. 6106 ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid, 6107 pkg.applicationInfo.seinfo); 6108 if (ret == -1) { 6109 // Ack should not happen! 6110 msg = prefix + pkg.packageName 6111 + " could not have data directory re-created after delete."; 6112 reportSettingsProblem(Log.WARN, msg); 6113 throw new PackageManagerException( 6114 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 6115 } 6116 } 6117 if (!recovered) { 6118 mHasSystemUidErrors = true; 6119 } 6120 } else if (!recovered) { 6121 // If we allow this install to proceed, we will be broken. 6122 // Abort, abort! 6123 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 6124 "scanPackageLI"); 6125 } 6126 if (!recovered) { 6127 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 6128 + pkg.applicationInfo.uid + "/fs_" 6129 + currentUid; 6130 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 6131 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 6132 String msg = "Package " + pkg.packageName 6133 + " has mismatched uid: " 6134 + currentUid + " on disk, " 6135 + pkg.applicationInfo.uid + " in settings"; 6136 // writer 6137 synchronized (mPackages) { 6138 mSettings.mReadMessages.append(msg); 6139 mSettings.mReadMessages.append('\n'); 6140 uidError = true; 6141 if (!pkgSetting.uidError) { 6142 reportSettingsProblem(Log.ERROR, msg); 6143 } 6144 } 6145 } 6146 } 6147 pkg.applicationInfo.dataDir = dataPath.getPath(); 6148 if (mShouldRestoreconData) { 6149 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 6150 mInstaller.restoreconData(pkg.packageName, pkg.applicationInfo.seinfo, 6151 pkg.applicationInfo.uid); 6152 } 6153 } else { 6154 if (DEBUG_PACKAGE_SCANNING) { 6155 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6156 Log.v(TAG, "Want this data dir: " + dataPath); 6157 } 6158 //invoke installer to do the actual installation 6159 int ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid, 6160 pkg.applicationInfo.seinfo); 6161 if (ret < 0) { 6162 // Error from installer 6163 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6164 "Unable to create data dirs [errorCode=" + ret + "]"); 6165 } 6166 6167 if (dataPath.exists()) { 6168 pkg.applicationInfo.dataDir = dataPath.getPath(); 6169 } else { 6170 Slog.w(TAG, "Unable to create data directory: " + dataPath); 6171 pkg.applicationInfo.dataDir = null; 6172 } 6173 } 6174 6175 pkgSetting.uidError = uidError; 6176 } 6177 6178 final String path = scanFile.getPath(); 6179 final String codePath = pkg.applicationInfo.getCodePath(); 6180 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 6181 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 6182 setBundledAppAbisAndRoots(pkg, pkgSetting); 6183 6184 // If we haven't found any native libraries for the app, check if it has 6185 // renderscript code. We'll need to force the app to 32 bit if it has 6186 // renderscript bitcode. 6187 if (pkg.applicationInfo.primaryCpuAbi == null 6188 && pkg.applicationInfo.secondaryCpuAbi == null 6189 && Build.SUPPORTED_64_BIT_ABIS.length > 0) { 6190 NativeLibraryHelper.Handle handle = null; 6191 try { 6192 handle = NativeLibraryHelper.Handle.create(scanFile); 6193 if (NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 6194 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 6195 } 6196 } catch (IOException ioe) { 6197 Slog.w(TAG, "Error scanning system app : " + ioe); 6198 } finally { 6199 IoUtils.closeQuietly(handle); 6200 } 6201 } 6202 6203 setNativeLibraryPaths(pkg); 6204 } else { 6205 // TODO: We can probably be smarter about this stuff. For installed apps, 6206 // we can calculate this information at install time once and for all. For 6207 // system apps, we can probably assume that this information doesn't change 6208 // after the first boot scan. As things stand, we do lots of unnecessary work. 6209 6210 // Give ourselves some initial paths; we'll come back for another 6211 // pass once we've determined ABI below. 6212 setNativeLibraryPaths(pkg); 6213 6214 final boolean isAsec = pkg.isForwardLocked() || isExternal(pkg); 6215 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 6216 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 6217 6218 NativeLibraryHelper.Handle handle = null; 6219 try { 6220 handle = NativeLibraryHelper.Handle.create(scanFile); 6221 // TODO(multiArch): This can be null for apps that didn't go through the 6222 // usual installation process. We can calculate it again, like we 6223 // do during install time. 6224 // 6225 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 6226 // unnecessary. 6227 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 6228 6229 // Null out the abis so that they can be recalculated. 6230 pkg.applicationInfo.primaryCpuAbi = null; 6231 pkg.applicationInfo.secondaryCpuAbi = null; 6232 if (isMultiArch(pkg.applicationInfo)) { 6233 // Warn if we've set an abiOverride for multi-lib packages.. 6234 // By definition, we need to copy both 32 and 64 bit libraries for 6235 // such packages. 6236 if (pkg.cpuAbiOverride != null 6237 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 6238 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 6239 } 6240 6241 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 6242 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 6243 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 6244 if (isAsec) { 6245 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 6246 } else { 6247 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 6248 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 6249 useIsaSpecificSubdirs); 6250 } 6251 } 6252 6253 maybeThrowExceptionForMultiArchCopy( 6254 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 6255 6256 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 6257 if (isAsec) { 6258 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 6259 } else { 6260 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 6261 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 6262 useIsaSpecificSubdirs); 6263 } 6264 } 6265 6266 maybeThrowExceptionForMultiArchCopy( 6267 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 6268 6269 if (abi64 >= 0) { 6270 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 6271 } 6272 6273 if (abi32 >= 0) { 6274 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 6275 if (abi64 >= 0) { 6276 pkg.applicationInfo.secondaryCpuAbi = abi; 6277 } else { 6278 pkg.applicationInfo.primaryCpuAbi = abi; 6279 } 6280 } 6281 } else { 6282 String[] abiList = (cpuAbiOverride != null) ? 6283 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 6284 6285 // Enable gross and lame hacks for apps that are built with old 6286 // SDK tools. We must scan their APKs for renderscript bitcode and 6287 // not launch them if it's present. Don't bother checking on devices 6288 // that don't have 64 bit support. 6289 boolean needsRenderScriptOverride = false; 6290 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 6291 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 6292 abiList = Build.SUPPORTED_32_BIT_ABIS; 6293 needsRenderScriptOverride = true; 6294 } 6295 6296 final int copyRet; 6297 if (isAsec) { 6298 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 6299 } else { 6300 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 6301 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 6302 } 6303 6304 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 6305 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 6306 "Error unpackaging native libs for app, errorCode=" + copyRet); 6307 } 6308 6309 if (copyRet >= 0) { 6310 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 6311 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 6312 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 6313 } else if (needsRenderScriptOverride) { 6314 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 6315 } 6316 } 6317 } catch (IOException ioe) { 6318 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 6319 } finally { 6320 IoUtils.closeQuietly(handle); 6321 } 6322 6323 // Now that we've calculated the ABIs and determined if it's an internal app, 6324 // we will go ahead and populate the nativeLibraryPath. 6325 setNativeLibraryPaths(pkg); 6326 6327 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 6328 final int[] userIds = sUserManager.getUserIds(); 6329 synchronized (mInstallLock) { 6330 // Create a native library symlink only if we have native libraries 6331 // and if the native libraries are 32 bit libraries. We do not provide 6332 // this symlink for 64 bit libraries. 6333 if (pkg.applicationInfo.primaryCpuAbi != null && 6334 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 6335 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 6336 for (int userId : userIds) { 6337 if (mInstaller.linkNativeLibraryDirectory(pkg.packageName, nativeLibPath, userId) < 0) { 6338 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 6339 "Failed linking native library dir (user=" + userId + ")"); 6340 } 6341 } 6342 } 6343 } 6344 } 6345 6346 // This is a special case for the "system" package, where the ABI is 6347 // dictated by the zygote configuration (and init.rc). We should keep track 6348 // of this ABI so that we can deal with "normal" applications that run under 6349 // the same UID correctly. 6350 if (mPlatformPackage == pkg) { 6351 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 6352 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 6353 } 6354 6355 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6356 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6357 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 6358 // Copy the derived override back to the parsed package, so that we can 6359 // update the package settings accordingly. 6360 pkg.cpuAbiOverride = cpuAbiOverride; 6361 6362 if (DEBUG_ABI_SELECTION) { 6363 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 6364 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 6365 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 6366 } 6367 6368 // Push the derived path down into PackageSettings so we know what to 6369 // clean up at uninstall time. 6370 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 6371 6372 if (DEBUG_ABI_SELECTION) { 6373 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 6374 " primary=" + pkg.applicationInfo.primaryCpuAbi + 6375 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 6376 } 6377 6378 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 6379 // We don't do this here during boot because we can do it all 6380 // at once after scanning all existing packages. 6381 // 6382 // We also do this *before* we perform dexopt on this package, so that 6383 // we can avoid redundant dexopts, and also to make sure we've got the 6384 // code and package path correct. 6385 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 6386 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 6387 } 6388 6389 if ((scanFlags & SCAN_NO_DEX) == 0) { 6390 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instruction sets */, 6391 forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, false /* inclDependencies */); 6392 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6393 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 6394 } 6395 } 6396 if (mFactoryTest && pkg.requestedPermissions.contains( 6397 android.Manifest.permission.FACTORY_TEST)) { 6398 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 6399 } 6400 6401 ArrayList<PackageParser.Package> clientLibPkgs = null; 6402 6403 // writer 6404 synchronized (mPackages) { 6405 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 6406 // Only system apps can add new shared libraries. 6407 if (pkg.libraryNames != null) { 6408 for (int i=0; i<pkg.libraryNames.size(); i++) { 6409 String name = pkg.libraryNames.get(i); 6410 boolean allowed = false; 6411 if (pkg.isUpdatedSystemApp()) { 6412 // New library entries can only be added through the 6413 // system image. This is important to get rid of a lot 6414 // of nasty edge cases: for example if we allowed a non- 6415 // system update of the app to add a library, then uninstalling 6416 // the update would make the library go away, and assumptions 6417 // we made such as through app install filtering would now 6418 // have allowed apps on the device which aren't compatible 6419 // with it. Better to just have the restriction here, be 6420 // conservative, and create many fewer cases that can negatively 6421 // impact the user experience. 6422 final PackageSetting sysPs = mSettings 6423 .getDisabledSystemPkgLPr(pkg.packageName); 6424 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 6425 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 6426 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 6427 allowed = true; 6428 allowed = true; 6429 break; 6430 } 6431 } 6432 } 6433 } else { 6434 allowed = true; 6435 } 6436 if (allowed) { 6437 if (!mSharedLibraries.containsKey(name)) { 6438 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 6439 } else if (!name.equals(pkg.packageName)) { 6440 Slog.w(TAG, "Package " + pkg.packageName + " library " 6441 + name + " already exists; skipping"); 6442 } 6443 } else { 6444 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 6445 + name + " that is not declared on system image; skipping"); 6446 } 6447 } 6448 if ((scanFlags&SCAN_BOOTING) == 0) { 6449 // If we are not booting, we need to update any applications 6450 // that are clients of our shared library. If we are booting, 6451 // this will all be done once the scan is complete. 6452 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 6453 } 6454 } 6455 } 6456 } 6457 6458 // We also need to dexopt any apps that are dependent on this library. Note that 6459 // if these fail, we should abort the install since installing the library will 6460 // result in some apps being broken. 6461 if (clientLibPkgs != null) { 6462 if ((scanFlags & SCAN_NO_DEX) == 0) { 6463 for (int i = 0; i < clientLibPkgs.size(); i++) { 6464 PackageParser.Package clientPkg = clientLibPkgs.get(i); 6465 int result = mPackageDexOptimizer.performDexOpt(clientPkg, 6466 null /* instruction sets */, forceDex, 6467 (scanFlags & SCAN_DEFER_DEX) != 0, false); 6468 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6469 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 6470 "scanPackageLI failed to dexopt clientLibPkgs"); 6471 } 6472 } 6473 } 6474 } 6475 6476 // Request the ActivityManager to kill the process(only for existing packages) 6477 // so that we do not end up in a confused state while the user is still using the older 6478 // version of the application while the new one gets installed. 6479 if ((scanFlags & SCAN_REPLACING) != 0) { 6480 killApplication(pkg.applicationInfo.packageName, 6481 pkg.applicationInfo.uid, "update pkg"); 6482 } 6483 6484 // Also need to kill any apps that are dependent on the library. 6485 if (clientLibPkgs != null) { 6486 for (int i=0; i<clientLibPkgs.size(); i++) { 6487 PackageParser.Package clientPkg = clientLibPkgs.get(i); 6488 killApplication(clientPkg.applicationInfo.packageName, 6489 clientPkg.applicationInfo.uid, "update lib"); 6490 } 6491 } 6492 6493 // writer 6494 synchronized (mPackages) { 6495 // We don't expect installation to fail beyond this point 6496 6497 // Add the new setting to mSettings 6498 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 6499 // Add the new setting to mPackages 6500 mPackages.put(pkg.applicationInfo.packageName, pkg); 6501 // Make sure we don't accidentally delete its data. 6502 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 6503 while (iter.hasNext()) { 6504 PackageCleanItem item = iter.next(); 6505 if (pkgName.equals(item.packageName)) { 6506 iter.remove(); 6507 } 6508 } 6509 6510 // Take care of first install / last update times. 6511 if (currentTime != 0) { 6512 if (pkgSetting.firstInstallTime == 0) { 6513 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 6514 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 6515 pkgSetting.lastUpdateTime = currentTime; 6516 } 6517 } else if (pkgSetting.firstInstallTime == 0) { 6518 // We need *something*. Take time time stamp of the file. 6519 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 6520 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 6521 if (scanFileTime != pkgSetting.timeStamp) { 6522 // A package on the system image has changed; consider this 6523 // to be an update. 6524 pkgSetting.lastUpdateTime = scanFileTime; 6525 } 6526 } 6527 6528 // Add the package's KeySets to the global KeySetManagerService 6529 KeySetManagerService ksms = mSettings.mKeySetManagerService; 6530 try { 6531 ksms.addSigningKeySetToPackageLPw(pkg.packageName, pkg.mSigningKeys); 6532 if (pkg.mKeySetMapping != null) { 6533 ksms.addDefinedKeySetsToPackageLPw(pkg.packageName, pkg.mKeySetMapping); 6534 if (pkg.mUpgradeKeySets != null) { 6535 ksms.addUpgradeKeySetsToPackageLPw(pkg.packageName, pkg.mUpgradeKeySets); 6536 } 6537 } 6538 } catch (NullPointerException e) { 6539 Slog.e(TAG, "Could not add KeySet to " + pkg.packageName, e); 6540 } catch (IllegalArgumentException e) { 6541 Slog.e(TAG, "Could not add KeySet to malformed package" + pkg.packageName, e); 6542 } 6543 6544 int N = pkg.providers.size(); 6545 StringBuilder r = null; 6546 int i; 6547 for (i=0; i<N; i++) { 6548 PackageParser.Provider p = pkg.providers.get(i); 6549 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 6550 p.info.processName, pkg.applicationInfo.uid); 6551 mProviders.addProvider(p); 6552 p.syncable = p.info.isSyncable; 6553 if (p.info.authority != null) { 6554 String names[] = p.info.authority.split(";"); 6555 p.info.authority = null; 6556 for (int j = 0; j < names.length; j++) { 6557 if (j == 1 && p.syncable) { 6558 // We only want the first authority for a provider to possibly be 6559 // syncable, so if we already added this provider using a different 6560 // authority clear the syncable flag. We copy the provider before 6561 // changing it because the mProviders object contains a reference 6562 // to a provider that we don't want to change. 6563 // Only do this for the second authority since the resulting provider 6564 // object can be the same for all future authorities for this provider. 6565 p = new PackageParser.Provider(p); 6566 p.syncable = false; 6567 } 6568 if (!mProvidersByAuthority.containsKey(names[j])) { 6569 mProvidersByAuthority.put(names[j], p); 6570 if (p.info.authority == null) { 6571 p.info.authority = names[j]; 6572 } else { 6573 p.info.authority = p.info.authority + ";" + names[j]; 6574 } 6575 if (DEBUG_PACKAGE_SCANNING) { 6576 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6577 Log.d(TAG, "Registered content provider: " + names[j] 6578 + ", className = " + p.info.name + ", isSyncable = " 6579 + p.info.isSyncable); 6580 } 6581 } else { 6582 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6583 Slog.w(TAG, "Skipping provider name " + names[j] + 6584 " (in package " + pkg.applicationInfo.packageName + 6585 "): name already used by " 6586 + ((other != null && other.getComponentName() != null) 6587 ? other.getComponentName().getPackageName() : "?")); 6588 } 6589 } 6590 } 6591 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6592 if (r == null) { 6593 r = new StringBuilder(256); 6594 } else { 6595 r.append(' '); 6596 } 6597 r.append(p.info.name); 6598 } 6599 } 6600 if (r != null) { 6601 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 6602 } 6603 6604 N = pkg.services.size(); 6605 r = null; 6606 for (i=0; i<N; i++) { 6607 PackageParser.Service s = pkg.services.get(i); 6608 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 6609 s.info.processName, pkg.applicationInfo.uid); 6610 mServices.addService(s); 6611 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6612 if (r == null) { 6613 r = new StringBuilder(256); 6614 } else { 6615 r.append(' '); 6616 } 6617 r.append(s.info.name); 6618 } 6619 } 6620 if (r != null) { 6621 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 6622 } 6623 6624 N = pkg.receivers.size(); 6625 r = null; 6626 for (i=0; i<N; i++) { 6627 PackageParser.Activity a = pkg.receivers.get(i); 6628 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 6629 a.info.processName, pkg.applicationInfo.uid); 6630 mReceivers.addActivity(a, "receiver"); 6631 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6632 if (r == null) { 6633 r = new StringBuilder(256); 6634 } else { 6635 r.append(' '); 6636 } 6637 r.append(a.info.name); 6638 } 6639 } 6640 if (r != null) { 6641 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 6642 } 6643 6644 N = pkg.activities.size(); 6645 r = null; 6646 for (i=0; i<N; i++) { 6647 PackageParser.Activity a = pkg.activities.get(i); 6648 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 6649 a.info.processName, pkg.applicationInfo.uid); 6650 mActivities.addActivity(a, "activity"); 6651 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6652 if (r == null) { 6653 r = new StringBuilder(256); 6654 } else { 6655 r.append(' '); 6656 } 6657 r.append(a.info.name); 6658 } 6659 } 6660 if (r != null) { 6661 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 6662 } 6663 6664 N = pkg.permissionGroups.size(); 6665 r = null; 6666 for (i=0; i<N; i++) { 6667 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 6668 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 6669 if (cur == null) { 6670 mPermissionGroups.put(pg.info.name, pg); 6671 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6672 if (r == null) { 6673 r = new StringBuilder(256); 6674 } else { 6675 r.append(' '); 6676 } 6677 r.append(pg.info.name); 6678 } 6679 } else { 6680 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 6681 + pg.info.packageName + " ignored: original from " 6682 + cur.info.packageName); 6683 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6684 if (r == null) { 6685 r = new StringBuilder(256); 6686 } else { 6687 r.append(' '); 6688 } 6689 r.append("DUP:"); 6690 r.append(pg.info.name); 6691 } 6692 } 6693 } 6694 if (r != null) { 6695 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 6696 } 6697 6698 N = pkg.permissions.size(); 6699 r = null; 6700 for (i=0; i<N; i++) { 6701 PackageParser.Permission p = pkg.permissions.get(i); 6702 ArrayMap<String, BasePermission> permissionMap = 6703 p.tree ? mSettings.mPermissionTrees 6704 : mSettings.mPermissions; 6705 p.group = mPermissionGroups.get(p.info.group); 6706 if (p.info.group == null || p.group != null) { 6707 BasePermission bp = permissionMap.get(p.info.name); 6708 6709 // Allow system apps to redefine non-system permissions 6710 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 6711 final boolean currentOwnerIsSystem = (bp.perm != null 6712 && isSystemApp(bp.perm.owner)); 6713 if (isSystemApp(p.owner)) { 6714 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 6715 // It's a built-in permission and no owner, take ownership now 6716 bp.packageSetting = pkgSetting; 6717 bp.perm = p; 6718 bp.uid = pkg.applicationInfo.uid; 6719 bp.sourcePackage = p.info.packageName; 6720 } else if (!currentOwnerIsSystem) { 6721 String msg = "New decl " + p.owner + " of permission " 6722 + p.info.name + " is system; overriding " + bp.sourcePackage; 6723 reportSettingsProblem(Log.WARN, msg); 6724 bp = null; 6725 } 6726 } 6727 } 6728 6729 if (bp == null) { 6730 bp = new BasePermission(p.info.name, p.info.packageName, 6731 BasePermission.TYPE_NORMAL); 6732 permissionMap.put(p.info.name, bp); 6733 } 6734 6735 if (bp.perm == null) { 6736 if (bp.sourcePackage == null 6737 || bp.sourcePackage.equals(p.info.packageName)) { 6738 BasePermission tree = findPermissionTreeLP(p.info.name); 6739 if (tree == null 6740 || tree.sourcePackage.equals(p.info.packageName)) { 6741 bp.packageSetting = pkgSetting; 6742 bp.perm = p; 6743 bp.uid = pkg.applicationInfo.uid; 6744 bp.sourcePackage = p.info.packageName; 6745 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6746 if (r == null) { 6747 r = new StringBuilder(256); 6748 } else { 6749 r.append(' '); 6750 } 6751 r.append(p.info.name); 6752 } 6753 } else { 6754 Slog.w(TAG, "Permission " + p.info.name + " from package " 6755 + p.info.packageName + " ignored: base tree " 6756 + tree.name + " is from package " 6757 + tree.sourcePackage); 6758 } 6759 } else { 6760 Slog.w(TAG, "Permission " + p.info.name + " from package " 6761 + p.info.packageName + " ignored: original from " 6762 + bp.sourcePackage); 6763 } 6764 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6765 if (r == null) { 6766 r = new StringBuilder(256); 6767 } else { 6768 r.append(' '); 6769 } 6770 r.append("DUP:"); 6771 r.append(p.info.name); 6772 } 6773 if (bp.perm == p) { 6774 bp.protectionLevel = p.info.protectionLevel; 6775 } 6776 } else { 6777 Slog.w(TAG, "Permission " + p.info.name + " from package " 6778 + p.info.packageName + " ignored: no group " 6779 + p.group); 6780 } 6781 } 6782 if (r != null) { 6783 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 6784 } 6785 6786 N = pkg.instrumentation.size(); 6787 r = null; 6788 for (i=0; i<N; i++) { 6789 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 6790 a.info.packageName = pkg.applicationInfo.packageName; 6791 a.info.sourceDir = pkg.applicationInfo.sourceDir; 6792 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 6793 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 6794 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 6795 a.info.dataDir = pkg.applicationInfo.dataDir; 6796 6797 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 6798 // need other information about the application, like the ABI and what not ? 6799 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 6800 mInstrumentation.put(a.getComponentName(), a); 6801 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6802 if (r == null) { 6803 r = new StringBuilder(256); 6804 } else { 6805 r.append(' '); 6806 } 6807 r.append(a.info.name); 6808 } 6809 } 6810 if (r != null) { 6811 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 6812 } 6813 6814 if (pkg.protectedBroadcasts != null) { 6815 N = pkg.protectedBroadcasts.size(); 6816 for (i=0; i<N; i++) { 6817 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 6818 } 6819 } 6820 6821 pkgSetting.setTimeStamp(scanFileTime); 6822 6823 // Create idmap files for pairs of (packages, overlay packages). 6824 // Note: "android", ie framework-res.apk, is handled by native layers. 6825 if (pkg.mOverlayTarget != null) { 6826 // This is an overlay package. 6827 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 6828 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 6829 mOverlays.put(pkg.mOverlayTarget, 6830 new ArrayMap<String, PackageParser.Package>()); 6831 } 6832 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 6833 map.put(pkg.packageName, pkg); 6834 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 6835 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 6836 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6837 "scanPackageLI failed to createIdmap"); 6838 } 6839 } 6840 } else if (mOverlays.containsKey(pkg.packageName) && 6841 !pkg.packageName.equals("android")) { 6842 // This is a regular package, with one or more known overlay packages. 6843 createIdmapsForPackageLI(pkg); 6844 } 6845 } 6846 6847 return pkg; 6848 } 6849 6850 /** 6851 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 6852 * i.e, so that all packages can be run inside a single process if required. 6853 * 6854 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 6855 * this function will either try and make the ABI for all packages in {@code packagesForUser} 6856 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 6857 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 6858 * updating a package that belongs to a shared user. 6859 * 6860 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 6861 * adds unnecessary complexity. 6862 */ 6863 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 6864 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 6865 String requiredInstructionSet = null; 6866 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 6867 requiredInstructionSet = VMRuntime.getInstructionSet( 6868 scannedPackage.applicationInfo.primaryCpuAbi); 6869 } 6870 6871 PackageSetting requirer = null; 6872 for (PackageSetting ps : packagesForUser) { 6873 // If packagesForUser contains scannedPackage, we skip it. This will happen 6874 // when scannedPackage is an update of an existing package. Without this check, 6875 // we will never be able to change the ABI of any package belonging to a shared 6876 // user, even if it's compatible with other packages. 6877 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 6878 if (ps.primaryCpuAbiString == null) { 6879 continue; 6880 } 6881 6882 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 6883 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 6884 // We have a mismatch between instruction sets (say arm vs arm64) warn about 6885 // this but there's not much we can do. 6886 String errorMessage = "Instruction set mismatch, " 6887 + ((requirer == null) ? "[caller]" : requirer) 6888 + " requires " + requiredInstructionSet + " whereas " + ps 6889 + " requires " + instructionSet; 6890 Slog.w(TAG, errorMessage); 6891 } 6892 6893 if (requiredInstructionSet == null) { 6894 requiredInstructionSet = instructionSet; 6895 requirer = ps; 6896 } 6897 } 6898 } 6899 6900 if (requiredInstructionSet != null) { 6901 String adjustedAbi; 6902 if (requirer != null) { 6903 // requirer != null implies that either scannedPackage was null or that scannedPackage 6904 // did not require an ABI, in which case we have to adjust scannedPackage to match 6905 // the ABI of the set (which is the same as requirer's ABI) 6906 adjustedAbi = requirer.primaryCpuAbiString; 6907 if (scannedPackage != null) { 6908 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 6909 } 6910 } else { 6911 // requirer == null implies that we're updating all ABIs in the set to 6912 // match scannedPackage. 6913 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 6914 } 6915 6916 for (PackageSetting ps : packagesForUser) { 6917 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 6918 if (ps.primaryCpuAbiString != null) { 6919 continue; 6920 } 6921 6922 ps.primaryCpuAbiString = adjustedAbi; 6923 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 6924 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 6925 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 6926 6927 int result = mPackageDexOptimizer.performDexOpt(ps.pkg, 6928 null /* instruction sets */, forceDexOpt, deferDexOpt, true); 6929 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6930 ps.primaryCpuAbiString = null; 6931 ps.pkg.applicationInfo.primaryCpuAbi = null; 6932 return; 6933 } else { 6934 mInstaller.rmdex(ps.codePathString, 6935 getDexCodeInstructionSet(getPreferredInstructionSet())); 6936 } 6937 } 6938 } 6939 } 6940 } 6941 } 6942 6943 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 6944 synchronized (mPackages) { 6945 mResolverReplaced = true; 6946 // Set up information for custom user intent resolution activity. 6947 mResolveActivity.applicationInfo = pkg.applicationInfo; 6948 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 6949 mResolveActivity.packageName = pkg.applicationInfo.packageName; 6950 mResolveActivity.processName = pkg.applicationInfo.packageName; 6951 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6952 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 6953 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 6954 mResolveActivity.theme = 0; 6955 mResolveActivity.exported = true; 6956 mResolveActivity.enabled = true; 6957 mResolveInfo.activityInfo = mResolveActivity; 6958 mResolveInfo.priority = 0; 6959 mResolveInfo.preferredOrder = 0; 6960 mResolveInfo.match = 0; 6961 mResolveComponentName = mCustomResolverComponentName; 6962 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 6963 mResolveComponentName); 6964 } 6965 } 6966 6967 private static String calculateBundledApkRoot(final String codePathString) { 6968 final File codePath = new File(codePathString); 6969 final File codeRoot; 6970 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 6971 codeRoot = Environment.getRootDirectory(); 6972 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 6973 codeRoot = Environment.getOemDirectory(); 6974 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 6975 codeRoot = Environment.getVendorDirectory(); 6976 } else { 6977 // Unrecognized code path; take its top real segment as the apk root: 6978 // e.g. /something/app/blah.apk => /something 6979 try { 6980 File f = codePath.getCanonicalFile(); 6981 File parent = f.getParentFile(); // non-null because codePath is a file 6982 File tmp; 6983 while ((tmp = parent.getParentFile()) != null) { 6984 f = parent; 6985 parent = tmp; 6986 } 6987 codeRoot = f; 6988 Slog.w(TAG, "Unrecognized code path " 6989 + codePath + " - using " + codeRoot); 6990 } catch (IOException e) { 6991 // Can't canonicalize the code path -- shenanigans? 6992 Slog.w(TAG, "Can't canonicalize code path " + codePath); 6993 return Environment.getRootDirectory().getPath(); 6994 } 6995 } 6996 return codeRoot.getPath(); 6997 } 6998 6999 /** 7000 * Derive and set the location of native libraries for the given package, 7001 * which varies depending on where and how the package was installed. 7002 */ 7003 private void setNativeLibraryPaths(PackageParser.Package pkg) { 7004 final ApplicationInfo info = pkg.applicationInfo; 7005 final String codePath = pkg.codePath; 7006 final File codeFile = new File(codePath); 7007 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 7008 final boolean asecApp = info.isForwardLocked() || isExternal(info); 7009 7010 info.nativeLibraryRootDir = null; 7011 info.nativeLibraryRootRequiresIsa = false; 7012 info.nativeLibraryDir = null; 7013 info.secondaryNativeLibraryDir = null; 7014 7015 if (isApkFile(codeFile)) { 7016 // Monolithic install 7017 if (bundledApp) { 7018 // If "/system/lib64/apkname" exists, assume that is the per-package 7019 // native library directory to use; otherwise use "/system/lib/apkname". 7020 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 7021 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 7022 getPrimaryInstructionSet(info)); 7023 7024 // This is a bundled system app so choose the path based on the ABI. 7025 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 7026 // is just the default path. 7027 final String apkName = deriveCodePathName(codePath); 7028 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 7029 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 7030 apkName).getAbsolutePath(); 7031 7032 if (info.secondaryCpuAbi != null) { 7033 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 7034 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 7035 secondaryLibDir, apkName).getAbsolutePath(); 7036 } 7037 } else if (asecApp) { 7038 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 7039 .getAbsolutePath(); 7040 } else { 7041 final String apkName = deriveCodePathName(codePath); 7042 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 7043 .getAbsolutePath(); 7044 } 7045 7046 info.nativeLibraryRootRequiresIsa = false; 7047 info.nativeLibraryDir = info.nativeLibraryRootDir; 7048 } else { 7049 // Cluster install 7050 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 7051 info.nativeLibraryRootRequiresIsa = true; 7052 7053 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 7054 getPrimaryInstructionSet(info)).getAbsolutePath(); 7055 7056 if (info.secondaryCpuAbi != null) { 7057 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 7058 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 7059 } 7060 } 7061 } 7062 7063 /** 7064 * Calculate the abis and roots for a bundled app. These can uniquely 7065 * be determined from the contents of the system partition, i.e whether 7066 * it contains 64 or 32 bit shared libraries etc. We do not validate any 7067 * of this information, and instead assume that the system was built 7068 * sensibly. 7069 */ 7070 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 7071 PackageSetting pkgSetting) { 7072 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 7073 7074 // If "/system/lib64/apkname" exists, assume that is the per-package 7075 // native library directory to use; otherwise use "/system/lib/apkname". 7076 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 7077 setBundledAppAbi(pkg, apkRoot, apkName); 7078 // pkgSetting might be null during rescan following uninstall of updates 7079 // to a bundled app, so accommodate that possibility. The settings in 7080 // that case will be established later from the parsed package. 7081 // 7082 // If the settings aren't null, sync them up with what we've just derived. 7083 // note that apkRoot isn't stored in the package settings. 7084 if (pkgSetting != null) { 7085 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7086 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7087 } 7088 } 7089 7090 /** 7091 * Deduces the ABI of a bundled app and sets the relevant fields on the 7092 * parsed pkg object. 7093 * 7094 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 7095 * under which system libraries are installed. 7096 * @param apkName the name of the installed package. 7097 */ 7098 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 7099 final File codeFile = new File(pkg.codePath); 7100 7101 final boolean has64BitLibs; 7102 final boolean has32BitLibs; 7103 if (isApkFile(codeFile)) { 7104 // Monolithic install 7105 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 7106 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 7107 } else { 7108 // Cluster install 7109 final File rootDir = new File(codeFile, LIB_DIR_NAME); 7110 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 7111 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 7112 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 7113 has64BitLibs = (new File(rootDir, isa)).exists(); 7114 } else { 7115 has64BitLibs = false; 7116 } 7117 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 7118 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 7119 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 7120 has32BitLibs = (new File(rootDir, isa)).exists(); 7121 } else { 7122 has32BitLibs = false; 7123 } 7124 } 7125 7126 if (has64BitLibs && !has32BitLibs) { 7127 // The package has 64 bit libs, but not 32 bit libs. Its primary 7128 // ABI should be 64 bit. We can safely assume here that the bundled 7129 // native libraries correspond to the most preferred ABI in the list. 7130 7131 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7132 pkg.applicationInfo.secondaryCpuAbi = null; 7133 } else if (has32BitLibs && !has64BitLibs) { 7134 // The package has 32 bit libs but not 64 bit libs. Its primary 7135 // ABI should be 32 bit. 7136 7137 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7138 pkg.applicationInfo.secondaryCpuAbi = null; 7139 } else if (has32BitLibs && has64BitLibs) { 7140 // The application has both 64 and 32 bit bundled libraries. We check 7141 // here that the app declares multiArch support, and warn if it doesn't. 7142 // 7143 // We will be lenient here and record both ABIs. The primary will be the 7144 // ABI that's higher on the list, i.e, a device that's configured to prefer 7145 // 64 bit apps will see a 64 bit primary ABI, 7146 7147 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 7148 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 7149 } 7150 7151 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 7152 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7153 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7154 } else { 7155 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7156 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7157 } 7158 } else { 7159 pkg.applicationInfo.primaryCpuAbi = null; 7160 pkg.applicationInfo.secondaryCpuAbi = null; 7161 } 7162 } 7163 7164 private void killApplication(String pkgName, int appId, String reason) { 7165 // Request the ActivityManager to kill the process(only for existing packages) 7166 // so that we do not end up in a confused state while the user is still using the older 7167 // version of the application while the new one gets installed. 7168 IActivityManager am = ActivityManagerNative.getDefault(); 7169 if (am != null) { 7170 try { 7171 am.killApplicationWithAppId(pkgName, appId, reason); 7172 } catch (RemoteException e) { 7173 } 7174 } 7175 } 7176 7177 void removePackageLI(PackageSetting ps, boolean chatty) { 7178 if (DEBUG_INSTALL) { 7179 if (chatty) 7180 Log.d(TAG, "Removing package " + ps.name); 7181 } 7182 7183 // writer 7184 synchronized (mPackages) { 7185 mPackages.remove(ps.name); 7186 final PackageParser.Package pkg = ps.pkg; 7187 if (pkg != null) { 7188 cleanPackageDataStructuresLILPw(pkg, chatty); 7189 } 7190 } 7191 } 7192 7193 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 7194 if (DEBUG_INSTALL) { 7195 if (chatty) 7196 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 7197 } 7198 7199 // writer 7200 synchronized (mPackages) { 7201 mPackages.remove(pkg.applicationInfo.packageName); 7202 cleanPackageDataStructuresLILPw(pkg, chatty); 7203 } 7204 } 7205 7206 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 7207 int N = pkg.providers.size(); 7208 StringBuilder r = null; 7209 int i; 7210 for (i=0; i<N; i++) { 7211 PackageParser.Provider p = pkg.providers.get(i); 7212 mProviders.removeProvider(p); 7213 if (p.info.authority == null) { 7214 7215 /* There was another ContentProvider with this authority when 7216 * this app was installed so this authority is null, 7217 * Ignore it as we don't have to unregister the provider. 7218 */ 7219 continue; 7220 } 7221 String names[] = p.info.authority.split(";"); 7222 for (int j = 0; j < names.length; j++) { 7223 if (mProvidersByAuthority.get(names[j]) == p) { 7224 mProvidersByAuthority.remove(names[j]); 7225 if (DEBUG_REMOVE) { 7226 if (chatty) 7227 Log.d(TAG, "Unregistered content provider: " + names[j] 7228 + ", className = " + p.info.name + ", isSyncable = " 7229 + p.info.isSyncable); 7230 } 7231 } 7232 } 7233 if (DEBUG_REMOVE && chatty) { 7234 if (r == null) { 7235 r = new StringBuilder(256); 7236 } else { 7237 r.append(' '); 7238 } 7239 r.append(p.info.name); 7240 } 7241 } 7242 if (r != null) { 7243 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 7244 } 7245 7246 N = pkg.services.size(); 7247 r = null; 7248 for (i=0; i<N; i++) { 7249 PackageParser.Service s = pkg.services.get(i); 7250 mServices.removeService(s); 7251 if (chatty) { 7252 if (r == null) { 7253 r = new StringBuilder(256); 7254 } else { 7255 r.append(' '); 7256 } 7257 r.append(s.info.name); 7258 } 7259 } 7260 if (r != null) { 7261 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 7262 } 7263 7264 N = pkg.receivers.size(); 7265 r = null; 7266 for (i=0; i<N; i++) { 7267 PackageParser.Activity a = pkg.receivers.get(i); 7268 mReceivers.removeActivity(a, "receiver"); 7269 if (DEBUG_REMOVE && chatty) { 7270 if (r == null) { 7271 r = new StringBuilder(256); 7272 } else { 7273 r.append(' '); 7274 } 7275 r.append(a.info.name); 7276 } 7277 } 7278 if (r != null) { 7279 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 7280 } 7281 7282 N = pkg.activities.size(); 7283 r = null; 7284 for (i=0; i<N; i++) { 7285 PackageParser.Activity a = pkg.activities.get(i); 7286 mActivities.removeActivity(a, "activity"); 7287 if (DEBUG_REMOVE && chatty) { 7288 if (r == null) { 7289 r = new StringBuilder(256); 7290 } else { 7291 r.append(' '); 7292 } 7293 r.append(a.info.name); 7294 } 7295 } 7296 if (r != null) { 7297 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 7298 } 7299 7300 N = pkg.permissions.size(); 7301 r = null; 7302 for (i=0; i<N; i++) { 7303 PackageParser.Permission p = pkg.permissions.get(i); 7304 BasePermission bp = mSettings.mPermissions.get(p.info.name); 7305 if (bp == null) { 7306 bp = mSettings.mPermissionTrees.get(p.info.name); 7307 } 7308 if (bp != null && bp.perm == p) { 7309 bp.perm = null; 7310 if (DEBUG_REMOVE && chatty) { 7311 if (r == null) { 7312 r = new StringBuilder(256); 7313 } else { 7314 r.append(' '); 7315 } 7316 r.append(p.info.name); 7317 } 7318 } 7319 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7320 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 7321 if (appOpPerms != null) { 7322 appOpPerms.remove(pkg.packageName); 7323 } 7324 } 7325 } 7326 if (r != null) { 7327 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 7328 } 7329 7330 N = pkg.requestedPermissions.size(); 7331 r = null; 7332 for (i=0; i<N; i++) { 7333 String perm = pkg.requestedPermissions.get(i); 7334 BasePermission bp = mSettings.mPermissions.get(perm); 7335 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7336 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 7337 if (appOpPerms != null) { 7338 appOpPerms.remove(pkg.packageName); 7339 if (appOpPerms.isEmpty()) { 7340 mAppOpPermissionPackages.remove(perm); 7341 } 7342 } 7343 } 7344 } 7345 if (r != null) { 7346 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 7347 } 7348 7349 N = pkg.instrumentation.size(); 7350 r = null; 7351 for (i=0; i<N; i++) { 7352 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7353 mInstrumentation.remove(a.getComponentName()); 7354 if (DEBUG_REMOVE && chatty) { 7355 if (r == null) { 7356 r = new StringBuilder(256); 7357 } else { 7358 r.append(' '); 7359 } 7360 r.append(a.info.name); 7361 } 7362 } 7363 if (r != null) { 7364 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 7365 } 7366 7367 r = null; 7368 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7369 // Only system apps can hold shared libraries. 7370 if (pkg.libraryNames != null) { 7371 for (i=0; i<pkg.libraryNames.size(); i++) { 7372 String name = pkg.libraryNames.get(i); 7373 SharedLibraryEntry cur = mSharedLibraries.get(name); 7374 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 7375 mSharedLibraries.remove(name); 7376 if (DEBUG_REMOVE && chatty) { 7377 if (r == null) { 7378 r = new StringBuilder(256); 7379 } else { 7380 r.append(' '); 7381 } 7382 r.append(name); 7383 } 7384 } 7385 } 7386 } 7387 } 7388 if (r != null) { 7389 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 7390 } 7391 } 7392 7393 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 7394 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 7395 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 7396 return true; 7397 } 7398 } 7399 return false; 7400 } 7401 7402 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 7403 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 7404 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 7405 7406 private void updatePermissionsLPw(String changingPkg, 7407 PackageParser.Package pkgInfo, int flags) { 7408 // Make sure there are no dangling permission trees. 7409 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 7410 while (it.hasNext()) { 7411 final BasePermission bp = it.next(); 7412 if (bp.packageSetting == null) { 7413 // We may not yet have parsed the package, so just see if 7414 // we still know about its settings. 7415 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 7416 } 7417 if (bp.packageSetting == null) { 7418 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 7419 + " from package " + bp.sourcePackage); 7420 it.remove(); 7421 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 7422 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 7423 Slog.i(TAG, "Removing old permission tree: " + bp.name 7424 + " from package " + bp.sourcePackage); 7425 flags |= UPDATE_PERMISSIONS_ALL; 7426 it.remove(); 7427 } 7428 } 7429 } 7430 7431 // Make sure all dynamic permissions have been assigned to a package, 7432 // and make sure there are no dangling permissions. 7433 it = mSettings.mPermissions.values().iterator(); 7434 while (it.hasNext()) { 7435 final BasePermission bp = it.next(); 7436 if (bp.type == BasePermission.TYPE_DYNAMIC) { 7437 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 7438 + bp.name + " pkg=" + bp.sourcePackage 7439 + " info=" + bp.pendingInfo); 7440 if (bp.packageSetting == null && bp.pendingInfo != null) { 7441 final BasePermission tree = findPermissionTreeLP(bp.name); 7442 if (tree != null && tree.perm != null) { 7443 bp.packageSetting = tree.packageSetting; 7444 bp.perm = new PackageParser.Permission(tree.perm.owner, 7445 new PermissionInfo(bp.pendingInfo)); 7446 bp.perm.info.packageName = tree.perm.info.packageName; 7447 bp.perm.info.name = bp.name; 7448 bp.uid = tree.uid; 7449 } 7450 } 7451 } 7452 if (bp.packageSetting == null) { 7453 // We may not yet have parsed the package, so just see if 7454 // we still know about its settings. 7455 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 7456 } 7457 if (bp.packageSetting == null) { 7458 Slog.w(TAG, "Removing dangling permission: " + bp.name 7459 + " from package " + bp.sourcePackage); 7460 it.remove(); 7461 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 7462 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 7463 Slog.i(TAG, "Removing old permission: " + bp.name 7464 + " from package " + bp.sourcePackage); 7465 flags |= UPDATE_PERMISSIONS_ALL; 7466 it.remove(); 7467 } 7468 } 7469 } 7470 7471 // Now update the permissions for all packages, in particular 7472 // replace the granted permissions of the system packages. 7473 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 7474 for (PackageParser.Package pkg : mPackages.values()) { 7475 if (pkg != pkgInfo) { 7476 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0, 7477 changingPkg); 7478 } 7479 } 7480 } 7481 7482 if (pkgInfo != null) { 7483 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0, changingPkg); 7484 } 7485 } 7486 7487 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 7488 String packageOfInterest) { 7489 // IMPORTANT: There are two types of permissions: install and runtime. 7490 // Install time permissions are granted when the app is installed to 7491 // all device users and users added in the future. Runtime permissions 7492 // are granted at runtime explicitly to specific users. Normal and signature 7493 // protected permissions are install time permissions. Dangerous permissions 7494 // are install permissions if the app's target SDK is Lollipop MR1 or older, 7495 // otherwise they are runtime permissions. This function does not manage 7496 // runtime permissions except for the case an app targeting Lollipop MR1 7497 // being upgraded to target a newer SDK, in which case dangerous permissions 7498 // are transformed from install time to runtime ones. 7499 7500 final PackageSetting ps = (PackageSetting) pkg.mExtras; 7501 if (ps == null) { 7502 return; 7503 } 7504 7505 PermissionsState permissionsState = ps.getPermissionsState(); 7506 PermissionsState origPermissions = permissionsState; 7507 7508 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 7509 7510 int[] upgradeUserIds = PermissionsState.USERS_NONE; 7511 int[] changedRuntimePermissionUserIds = PermissionsState.USERS_NONE; 7512 7513 boolean changedInstallPermission = false; 7514 7515 if (replace) { 7516 ps.installPermissionsFixed = false; 7517 if (!ps.isSharedUser()) { 7518 origPermissions = new PermissionsState(permissionsState); 7519 permissionsState.reset(); 7520 } 7521 } 7522 7523 permissionsState.setGlobalGids(mGlobalGids); 7524 7525 final int N = pkg.requestedPermissions.size(); 7526 for (int i=0; i<N; i++) { 7527 final String name = pkg.requestedPermissions.get(i); 7528 final BasePermission bp = mSettings.mPermissions.get(name); 7529 7530 if (DEBUG_INSTALL) { 7531 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 7532 } 7533 7534 if (bp == null || bp.packageSetting == null) { 7535 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 7536 Slog.w(TAG, "Unknown permission " + name 7537 + " in package " + pkg.packageName); 7538 } 7539 continue; 7540 } 7541 7542 final String perm = bp.name; 7543 boolean allowedSig = false; 7544 int grant = GRANT_DENIED; 7545 7546 // Keep track of app op permissions. 7547 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7548 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 7549 if (pkgs == null) { 7550 pkgs = new ArraySet<>(); 7551 mAppOpPermissionPackages.put(bp.name, pkgs); 7552 } 7553 pkgs.add(pkg.packageName); 7554 } 7555 7556 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 7557 switch (level) { 7558 case PermissionInfo.PROTECTION_NORMAL: { 7559 // For all apps normal permissions are install time ones. 7560 grant = GRANT_INSTALL; 7561 } break; 7562 7563 case PermissionInfo.PROTECTION_DANGEROUS: { 7564 if (!RUNTIME_PERMISSIONS_ENABLED 7565 || pkg.applicationInfo.targetSdkVersion 7566 <= Build.VERSION_CODES.LOLLIPOP_MR1) { 7567 // For legacy apps dangerous permissions are install time ones. 7568 grant = GRANT_INSTALL; 7569 } else if (ps.isSystem()) { 7570 final int[] updatedUserIds = ps.getPermissionsUpdatedForUserIds(); 7571 if (origPermissions.hasInstallPermission(bp.name)) { 7572 // If a system app had an install permission, then the app was 7573 // upgraded and we grant the permissions as runtime to all users. 7574 grant = GRANT_UPGRADE; 7575 upgradeUserIds = currentUserIds; 7576 } else if (!Arrays.equals(updatedUserIds, currentUserIds)) { 7577 // If users changed since the last permissions update for a 7578 // system app, we grant the permission as runtime to the new users. 7579 grant = GRANT_UPGRADE; 7580 upgradeUserIds = currentUserIds; 7581 for (int userId : updatedUserIds) { 7582 upgradeUserIds = ArrayUtils.removeInt(upgradeUserIds, userId); 7583 } 7584 } else { 7585 // Otherwise, we grant the permission as runtime if the app 7586 // already had it, i.e. we preserve runtime permissions. 7587 grant = GRANT_RUNTIME; 7588 } 7589 } else if (origPermissions.hasInstallPermission(bp.name)) { 7590 // For legacy apps that became modern, install becomes runtime. 7591 grant = GRANT_UPGRADE; 7592 upgradeUserIds = currentUserIds; 7593 } else if (replace) { 7594 // For upgraded modern apps keep runtime permissions unchanged. 7595 grant = GRANT_RUNTIME; 7596 } 7597 } break; 7598 7599 case PermissionInfo.PROTECTION_SIGNATURE: { 7600 // For all apps signature permissions are install time ones. 7601 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 7602 if (allowedSig) { 7603 grant = GRANT_INSTALL; 7604 } 7605 } break; 7606 } 7607 7608 if (DEBUG_INSTALL) { 7609 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 7610 } 7611 7612 if (grant != GRANT_DENIED) { 7613 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 7614 // If this is an existing, non-system package, then 7615 // we can't add any new permissions to it. 7616 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 7617 // Except... if this is a permission that was added 7618 // to the platform (note: need to only do this when 7619 // updating the platform). 7620 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 7621 grant = GRANT_DENIED; 7622 } 7623 } 7624 } 7625 7626 switch (grant) { 7627 case GRANT_INSTALL: { 7628 // Grant an install permission. 7629 if (permissionsState.grantInstallPermission(bp) != 7630 PermissionsState.PERMISSION_OPERATION_FAILURE) { 7631 changedInstallPermission = true; 7632 } 7633 } break; 7634 7635 case GRANT_RUNTIME: { 7636 // Grant previously granted runtime permissions. 7637 for (int userId : UserManagerService.getInstance().getUserIds()) { 7638 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 7639 if (permissionsState.grantRuntimePermission(bp, userId) == 7640 PermissionsState.PERMISSION_OPERATION_FAILURE) { 7641 // If we cannot put the permission as it was, we have to write. 7642 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 7643 changedRuntimePermissionUserIds, userId); 7644 } 7645 } 7646 } 7647 } break; 7648 7649 case GRANT_UPGRADE: { 7650 // Grant runtime permissions for a previously held install permission. 7651 permissionsState.revokeInstallPermission(bp); 7652 for (int userId : upgradeUserIds) { 7653 if (permissionsState.grantRuntimePermission(bp, userId) != 7654 PermissionsState.PERMISSION_OPERATION_FAILURE) { 7655 // If we granted the permission, we have to write. 7656 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 7657 changedRuntimePermissionUserIds, userId); 7658 } 7659 } 7660 } break; 7661 7662 default: { 7663 if (packageOfInterest == null 7664 || packageOfInterest.equals(pkg.packageName)) { 7665 Slog.w(TAG, "Not granting permission " + perm 7666 + " to package " + pkg.packageName 7667 + " because it was previously installed without"); 7668 } 7669 } break; 7670 } 7671 } else { 7672 if (permissionsState.revokeInstallPermission(bp) != 7673 PermissionsState.PERMISSION_OPERATION_FAILURE) { 7674 changedInstallPermission = true; 7675 Slog.i(TAG, "Un-granting permission " + perm 7676 + " from package " + pkg.packageName 7677 + " (protectionLevel=" + bp.protectionLevel 7678 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 7679 + ")"); 7680 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 7681 // Don't print warning for app op permissions, since it is fine for them 7682 // not to be granted, there is a UI for the user to decide. 7683 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 7684 Slog.w(TAG, "Not granting permission " + perm 7685 + " to package " + pkg.packageName 7686 + " (protectionLevel=" + bp.protectionLevel 7687 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 7688 + ")"); 7689 } 7690 } 7691 } 7692 } 7693 7694 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 7695 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 7696 // This is the first that we have heard about this package, so the 7697 // permissions we have now selected are fixed until explicitly 7698 // changed. 7699 ps.installPermissionsFixed = true; 7700 } 7701 7702 ps.setPermissionsUpdatedForUserIds(currentUserIds); 7703 7704 // Persist the runtime permissions state for users with changes. 7705 if (RUNTIME_PERMISSIONS_ENABLED) { 7706 for (int userId : changedRuntimePermissionUserIds) { 7707 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 7708 } 7709 } 7710 } 7711 7712 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 7713 boolean allowed = false; 7714 final int NP = PackageParser.NEW_PERMISSIONS.length; 7715 for (int ip=0; ip<NP; ip++) { 7716 final PackageParser.NewPermissionInfo npi 7717 = PackageParser.NEW_PERMISSIONS[ip]; 7718 if (npi.name.equals(perm) 7719 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 7720 allowed = true; 7721 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 7722 + pkg.packageName); 7723 break; 7724 } 7725 } 7726 return allowed; 7727 } 7728 7729 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 7730 BasePermission bp, PermissionsState origPermissions) { 7731 boolean allowed; 7732 allowed = (compareSignatures( 7733 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 7734 == PackageManager.SIGNATURE_MATCH) 7735 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 7736 == PackageManager.SIGNATURE_MATCH); 7737 if (!allowed && (bp.protectionLevel 7738 & PermissionInfo.PROTECTION_FLAG_SYSTEM) != 0) { 7739 if (isSystemApp(pkg)) { 7740 // For updated system applications, a system permission 7741 // is granted only if it had been defined by the original application. 7742 if (pkg.isUpdatedSystemApp()) { 7743 final PackageSetting sysPs = mSettings 7744 .getDisabledSystemPkgLPr(pkg.packageName); 7745 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 7746 // If the original was granted this permission, we take 7747 // that grant decision as read and propagate it to the 7748 // update. 7749 if (sysPs.isPrivileged()) { 7750 allowed = true; 7751 } 7752 } else { 7753 // The system apk may have been updated with an older 7754 // version of the one on the data partition, but which 7755 // granted a new system permission that it didn't have 7756 // before. In this case we do want to allow the app to 7757 // now get the new permission if the ancestral apk is 7758 // privileged to get it. 7759 if (sysPs.pkg != null && sysPs.isPrivileged()) { 7760 for (int j=0; 7761 j<sysPs.pkg.requestedPermissions.size(); j++) { 7762 if (perm.equals( 7763 sysPs.pkg.requestedPermissions.get(j))) { 7764 allowed = true; 7765 break; 7766 } 7767 } 7768 } 7769 } 7770 } else { 7771 allowed = isPrivilegedApp(pkg); 7772 } 7773 } 7774 } 7775 if (!allowed && (bp.protectionLevel 7776 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 7777 // For development permissions, a development permission 7778 // is granted only if it was already granted. 7779 allowed = origPermissions.hasInstallPermission(perm); 7780 } 7781 return allowed; 7782 } 7783 7784 final class ActivityIntentResolver 7785 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 7786 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 7787 boolean defaultOnly, int userId) { 7788 if (!sUserManager.exists(userId)) return null; 7789 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 7790 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 7791 } 7792 7793 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 7794 int userId) { 7795 if (!sUserManager.exists(userId)) return null; 7796 mFlags = flags; 7797 return super.queryIntent(intent, resolvedType, 7798 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 7799 } 7800 7801 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 7802 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 7803 if (!sUserManager.exists(userId)) return null; 7804 if (packageActivities == null) { 7805 return null; 7806 } 7807 mFlags = flags; 7808 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 7809 final int N = packageActivities.size(); 7810 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 7811 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 7812 7813 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 7814 for (int i = 0; i < N; ++i) { 7815 intentFilters = packageActivities.get(i).intents; 7816 if (intentFilters != null && intentFilters.size() > 0) { 7817 PackageParser.ActivityIntentInfo[] array = 7818 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 7819 intentFilters.toArray(array); 7820 listCut.add(array); 7821 } 7822 } 7823 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 7824 } 7825 7826 public final void addActivity(PackageParser.Activity a, String type) { 7827 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 7828 mActivities.put(a.getComponentName(), a); 7829 if (DEBUG_SHOW_INFO) 7830 Log.v( 7831 TAG, " " + type + " " + 7832 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 7833 if (DEBUG_SHOW_INFO) 7834 Log.v(TAG, " Class=" + a.info.name); 7835 final int NI = a.intents.size(); 7836 for (int j=0; j<NI; j++) { 7837 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 7838 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 7839 intent.setPriority(0); 7840 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 7841 + a.className + " with priority > 0, forcing to 0"); 7842 } 7843 if (DEBUG_SHOW_INFO) { 7844 Log.v(TAG, " IntentFilter:"); 7845 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7846 } 7847 if (!intent.debugCheck()) { 7848 Log.w(TAG, "==> For Activity " + a.info.name); 7849 } 7850 addFilter(intent); 7851 } 7852 } 7853 7854 public final void removeActivity(PackageParser.Activity a, String type) { 7855 mActivities.remove(a.getComponentName()); 7856 if (DEBUG_SHOW_INFO) { 7857 Log.v(TAG, " " + type + " " 7858 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 7859 : a.info.name) + ":"); 7860 Log.v(TAG, " Class=" + a.info.name); 7861 } 7862 final int NI = a.intents.size(); 7863 for (int j=0; j<NI; j++) { 7864 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 7865 if (DEBUG_SHOW_INFO) { 7866 Log.v(TAG, " IntentFilter:"); 7867 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7868 } 7869 removeFilter(intent); 7870 } 7871 } 7872 7873 @Override 7874 protected boolean allowFilterResult( 7875 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 7876 ActivityInfo filterAi = filter.activity.info; 7877 for (int i=dest.size()-1; i>=0; i--) { 7878 ActivityInfo destAi = dest.get(i).activityInfo; 7879 if (destAi.name == filterAi.name 7880 && destAi.packageName == filterAi.packageName) { 7881 return false; 7882 } 7883 } 7884 return true; 7885 } 7886 7887 @Override 7888 protected ActivityIntentInfo[] newArray(int size) { 7889 return new ActivityIntentInfo[size]; 7890 } 7891 7892 @Override 7893 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 7894 if (!sUserManager.exists(userId)) return true; 7895 PackageParser.Package p = filter.activity.owner; 7896 if (p != null) { 7897 PackageSetting ps = (PackageSetting)p.mExtras; 7898 if (ps != null) { 7899 // System apps are never considered stopped for purposes of 7900 // filtering, because there may be no way for the user to 7901 // actually re-launch them. 7902 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 7903 && ps.getStopped(userId); 7904 } 7905 } 7906 return false; 7907 } 7908 7909 @Override 7910 protected boolean isPackageForFilter(String packageName, 7911 PackageParser.ActivityIntentInfo info) { 7912 return packageName.equals(info.activity.owner.packageName); 7913 } 7914 7915 @Override 7916 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 7917 int match, int userId) { 7918 if (!sUserManager.exists(userId)) return null; 7919 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 7920 return null; 7921 } 7922 final PackageParser.Activity activity = info.activity; 7923 if (mSafeMode && (activity.info.applicationInfo.flags 7924 &ApplicationInfo.FLAG_SYSTEM) == 0) { 7925 return null; 7926 } 7927 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 7928 if (ps == null) { 7929 return null; 7930 } 7931 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 7932 ps.readUserState(userId), userId); 7933 if (ai == null) { 7934 return null; 7935 } 7936 final ResolveInfo res = new ResolveInfo(); 7937 res.activityInfo = ai; 7938 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 7939 res.filter = info; 7940 } 7941 if (info != null) { 7942 res.handleAllWebDataURI = info.handleAllWebDataURI(); 7943 } 7944 res.priority = info.getPriority(); 7945 res.preferredOrder = activity.owner.mPreferredOrder; 7946 //System.out.println("Result: " + res.activityInfo.className + 7947 // " = " + res.priority); 7948 res.match = match; 7949 res.isDefault = info.hasDefault; 7950 res.labelRes = info.labelRes; 7951 res.nonLocalizedLabel = info.nonLocalizedLabel; 7952 if (userNeedsBadging(userId)) { 7953 res.noResourceId = true; 7954 } else { 7955 res.icon = info.icon; 7956 } 7957 res.system = res.activityInfo.applicationInfo.isSystemApp(); 7958 return res; 7959 } 7960 7961 @Override 7962 protected void sortResults(List<ResolveInfo> results) { 7963 Collections.sort(results, mResolvePrioritySorter); 7964 } 7965 7966 @Override 7967 protected void dumpFilter(PrintWriter out, String prefix, 7968 PackageParser.ActivityIntentInfo filter) { 7969 out.print(prefix); out.print( 7970 Integer.toHexString(System.identityHashCode(filter.activity))); 7971 out.print(' '); 7972 filter.activity.printComponentShortName(out); 7973 out.print(" filter "); 7974 out.println(Integer.toHexString(System.identityHashCode(filter))); 7975 } 7976 7977 @Override 7978 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 7979 return filter.activity; 7980 } 7981 7982 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 7983 PackageParser.Activity activity = (PackageParser.Activity)label; 7984 out.print(prefix); out.print( 7985 Integer.toHexString(System.identityHashCode(activity))); 7986 out.print(' '); 7987 activity.printComponentShortName(out); 7988 if (count > 1) { 7989 out.print(" ("); out.print(count); out.print(" filters)"); 7990 } 7991 out.println(); 7992 } 7993 7994// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 7995// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 7996// final List<ResolveInfo> retList = Lists.newArrayList(); 7997// while (i.hasNext()) { 7998// final ResolveInfo resolveInfo = i.next(); 7999// if (isEnabledLP(resolveInfo.activityInfo)) { 8000// retList.add(resolveInfo); 8001// } 8002// } 8003// return retList; 8004// } 8005 8006 // Keys are String (activity class name), values are Activity. 8007 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 8008 = new ArrayMap<ComponentName, PackageParser.Activity>(); 8009 private int mFlags; 8010 } 8011 8012 private final class ServiceIntentResolver 8013 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 8014 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8015 boolean defaultOnly, int userId) { 8016 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8017 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8018 } 8019 8020 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8021 int userId) { 8022 if (!sUserManager.exists(userId)) return null; 8023 mFlags = flags; 8024 return super.queryIntent(intent, resolvedType, 8025 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8026 } 8027 8028 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8029 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 8030 if (!sUserManager.exists(userId)) return null; 8031 if (packageServices == null) { 8032 return null; 8033 } 8034 mFlags = flags; 8035 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8036 final int N = packageServices.size(); 8037 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 8038 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 8039 8040 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 8041 for (int i = 0; i < N; ++i) { 8042 intentFilters = packageServices.get(i).intents; 8043 if (intentFilters != null && intentFilters.size() > 0) { 8044 PackageParser.ServiceIntentInfo[] array = 8045 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 8046 intentFilters.toArray(array); 8047 listCut.add(array); 8048 } 8049 } 8050 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8051 } 8052 8053 public final void addService(PackageParser.Service s) { 8054 mServices.put(s.getComponentName(), s); 8055 if (DEBUG_SHOW_INFO) { 8056 Log.v(TAG, " " 8057 + (s.info.nonLocalizedLabel != null 8058 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8059 Log.v(TAG, " Class=" + s.info.name); 8060 } 8061 final int NI = s.intents.size(); 8062 int j; 8063 for (j=0; j<NI; j++) { 8064 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8065 if (DEBUG_SHOW_INFO) { 8066 Log.v(TAG, " IntentFilter:"); 8067 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8068 } 8069 if (!intent.debugCheck()) { 8070 Log.w(TAG, "==> For Service " + s.info.name); 8071 } 8072 addFilter(intent); 8073 } 8074 } 8075 8076 public final void removeService(PackageParser.Service s) { 8077 mServices.remove(s.getComponentName()); 8078 if (DEBUG_SHOW_INFO) { 8079 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 8080 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8081 Log.v(TAG, " Class=" + s.info.name); 8082 } 8083 final int NI = s.intents.size(); 8084 int j; 8085 for (j=0; j<NI; j++) { 8086 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8087 if (DEBUG_SHOW_INFO) { 8088 Log.v(TAG, " IntentFilter:"); 8089 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8090 } 8091 removeFilter(intent); 8092 } 8093 } 8094 8095 @Override 8096 protected boolean allowFilterResult( 8097 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 8098 ServiceInfo filterSi = filter.service.info; 8099 for (int i=dest.size()-1; i>=0; i--) { 8100 ServiceInfo destAi = dest.get(i).serviceInfo; 8101 if (destAi.name == filterSi.name 8102 && destAi.packageName == filterSi.packageName) { 8103 return false; 8104 } 8105 } 8106 return true; 8107 } 8108 8109 @Override 8110 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 8111 return new PackageParser.ServiceIntentInfo[size]; 8112 } 8113 8114 @Override 8115 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 8116 if (!sUserManager.exists(userId)) return true; 8117 PackageParser.Package p = filter.service.owner; 8118 if (p != null) { 8119 PackageSetting ps = (PackageSetting)p.mExtras; 8120 if (ps != null) { 8121 // System apps are never considered stopped for purposes of 8122 // filtering, because there may be no way for the user to 8123 // actually re-launch them. 8124 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8125 && ps.getStopped(userId); 8126 } 8127 } 8128 return false; 8129 } 8130 8131 @Override 8132 protected boolean isPackageForFilter(String packageName, 8133 PackageParser.ServiceIntentInfo info) { 8134 return packageName.equals(info.service.owner.packageName); 8135 } 8136 8137 @Override 8138 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 8139 int match, int userId) { 8140 if (!sUserManager.exists(userId)) return null; 8141 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 8142 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 8143 return null; 8144 } 8145 final PackageParser.Service service = info.service; 8146 if (mSafeMode && (service.info.applicationInfo.flags 8147 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8148 return null; 8149 } 8150 PackageSetting ps = (PackageSetting) service.owner.mExtras; 8151 if (ps == null) { 8152 return null; 8153 } 8154 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 8155 ps.readUserState(userId), userId); 8156 if (si == null) { 8157 return null; 8158 } 8159 final ResolveInfo res = new ResolveInfo(); 8160 res.serviceInfo = si; 8161 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8162 res.filter = filter; 8163 } 8164 res.priority = info.getPriority(); 8165 res.preferredOrder = service.owner.mPreferredOrder; 8166 res.match = match; 8167 res.isDefault = info.hasDefault; 8168 res.labelRes = info.labelRes; 8169 res.nonLocalizedLabel = info.nonLocalizedLabel; 8170 res.icon = info.icon; 8171 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 8172 return res; 8173 } 8174 8175 @Override 8176 protected void sortResults(List<ResolveInfo> results) { 8177 Collections.sort(results, mResolvePrioritySorter); 8178 } 8179 8180 @Override 8181 protected void dumpFilter(PrintWriter out, String prefix, 8182 PackageParser.ServiceIntentInfo filter) { 8183 out.print(prefix); out.print( 8184 Integer.toHexString(System.identityHashCode(filter.service))); 8185 out.print(' '); 8186 filter.service.printComponentShortName(out); 8187 out.print(" filter "); 8188 out.println(Integer.toHexString(System.identityHashCode(filter))); 8189 } 8190 8191 @Override 8192 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 8193 return filter.service; 8194 } 8195 8196 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8197 PackageParser.Service service = (PackageParser.Service)label; 8198 out.print(prefix); out.print( 8199 Integer.toHexString(System.identityHashCode(service))); 8200 out.print(' '); 8201 service.printComponentShortName(out); 8202 if (count > 1) { 8203 out.print(" ("); out.print(count); out.print(" filters)"); 8204 } 8205 out.println(); 8206 } 8207 8208// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8209// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8210// final List<ResolveInfo> retList = Lists.newArrayList(); 8211// while (i.hasNext()) { 8212// final ResolveInfo resolveInfo = (ResolveInfo) i; 8213// if (isEnabledLP(resolveInfo.serviceInfo)) { 8214// retList.add(resolveInfo); 8215// } 8216// } 8217// return retList; 8218// } 8219 8220 // Keys are String (activity class name), values are Activity. 8221 private final ArrayMap<ComponentName, PackageParser.Service> mServices 8222 = new ArrayMap<ComponentName, PackageParser.Service>(); 8223 private int mFlags; 8224 }; 8225 8226 private final class ProviderIntentResolver 8227 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 8228 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8229 boolean defaultOnly, int userId) { 8230 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8231 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8232 } 8233 8234 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8235 int userId) { 8236 if (!sUserManager.exists(userId)) 8237 return null; 8238 mFlags = flags; 8239 return super.queryIntent(intent, resolvedType, 8240 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8241 } 8242 8243 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8244 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 8245 if (!sUserManager.exists(userId)) 8246 return null; 8247 if (packageProviders == null) { 8248 return null; 8249 } 8250 mFlags = flags; 8251 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 8252 final int N = packageProviders.size(); 8253 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 8254 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 8255 8256 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 8257 for (int i = 0; i < N; ++i) { 8258 intentFilters = packageProviders.get(i).intents; 8259 if (intentFilters != null && intentFilters.size() > 0) { 8260 PackageParser.ProviderIntentInfo[] array = 8261 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 8262 intentFilters.toArray(array); 8263 listCut.add(array); 8264 } 8265 } 8266 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8267 } 8268 8269 public final void addProvider(PackageParser.Provider p) { 8270 if (mProviders.containsKey(p.getComponentName())) { 8271 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 8272 return; 8273 } 8274 8275 mProviders.put(p.getComponentName(), p); 8276 if (DEBUG_SHOW_INFO) { 8277 Log.v(TAG, " " 8278 + (p.info.nonLocalizedLabel != null 8279 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 8280 Log.v(TAG, " Class=" + p.info.name); 8281 } 8282 final int NI = p.intents.size(); 8283 int j; 8284 for (j = 0; j < NI; j++) { 8285 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 8286 if (DEBUG_SHOW_INFO) { 8287 Log.v(TAG, " IntentFilter:"); 8288 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8289 } 8290 if (!intent.debugCheck()) { 8291 Log.w(TAG, "==> For Provider " + p.info.name); 8292 } 8293 addFilter(intent); 8294 } 8295 } 8296 8297 public final void removeProvider(PackageParser.Provider p) { 8298 mProviders.remove(p.getComponentName()); 8299 if (DEBUG_SHOW_INFO) { 8300 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 8301 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 8302 Log.v(TAG, " Class=" + p.info.name); 8303 } 8304 final int NI = p.intents.size(); 8305 int j; 8306 for (j = 0; j < NI; j++) { 8307 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 8308 if (DEBUG_SHOW_INFO) { 8309 Log.v(TAG, " IntentFilter:"); 8310 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8311 } 8312 removeFilter(intent); 8313 } 8314 } 8315 8316 @Override 8317 protected boolean allowFilterResult( 8318 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 8319 ProviderInfo filterPi = filter.provider.info; 8320 for (int i = dest.size() - 1; i >= 0; i--) { 8321 ProviderInfo destPi = dest.get(i).providerInfo; 8322 if (destPi.name == filterPi.name 8323 && destPi.packageName == filterPi.packageName) { 8324 return false; 8325 } 8326 } 8327 return true; 8328 } 8329 8330 @Override 8331 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 8332 return new PackageParser.ProviderIntentInfo[size]; 8333 } 8334 8335 @Override 8336 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 8337 if (!sUserManager.exists(userId)) 8338 return true; 8339 PackageParser.Package p = filter.provider.owner; 8340 if (p != null) { 8341 PackageSetting ps = (PackageSetting) p.mExtras; 8342 if (ps != null) { 8343 // System apps are never considered stopped for purposes of 8344 // filtering, because there may be no way for the user to 8345 // actually re-launch them. 8346 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8347 && ps.getStopped(userId); 8348 } 8349 } 8350 return false; 8351 } 8352 8353 @Override 8354 protected boolean isPackageForFilter(String packageName, 8355 PackageParser.ProviderIntentInfo info) { 8356 return packageName.equals(info.provider.owner.packageName); 8357 } 8358 8359 @Override 8360 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 8361 int match, int userId) { 8362 if (!sUserManager.exists(userId)) 8363 return null; 8364 final PackageParser.ProviderIntentInfo info = filter; 8365 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 8366 return null; 8367 } 8368 final PackageParser.Provider provider = info.provider; 8369 if (mSafeMode && (provider.info.applicationInfo.flags 8370 & ApplicationInfo.FLAG_SYSTEM) == 0) { 8371 return null; 8372 } 8373 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 8374 if (ps == null) { 8375 return null; 8376 } 8377 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 8378 ps.readUserState(userId), userId); 8379 if (pi == null) { 8380 return null; 8381 } 8382 final ResolveInfo res = new ResolveInfo(); 8383 res.providerInfo = pi; 8384 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 8385 res.filter = filter; 8386 } 8387 res.priority = info.getPriority(); 8388 res.preferredOrder = provider.owner.mPreferredOrder; 8389 res.match = match; 8390 res.isDefault = info.hasDefault; 8391 res.labelRes = info.labelRes; 8392 res.nonLocalizedLabel = info.nonLocalizedLabel; 8393 res.icon = info.icon; 8394 res.system = res.providerInfo.applicationInfo.isSystemApp(); 8395 return res; 8396 } 8397 8398 @Override 8399 protected void sortResults(List<ResolveInfo> results) { 8400 Collections.sort(results, mResolvePrioritySorter); 8401 } 8402 8403 @Override 8404 protected void dumpFilter(PrintWriter out, String prefix, 8405 PackageParser.ProviderIntentInfo filter) { 8406 out.print(prefix); 8407 out.print( 8408 Integer.toHexString(System.identityHashCode(filter.provider))); 8409 out.print(' '); 8410 filter.provider.printComponentShortName(out); 8411 out.print(" filter "); 8412 out.println(Integer.toHexString(System.identityHashCode(filter))); 8413 } 8414 8415 @Override 8416 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 8417 return filter.provider; 8418 } 8419 8420 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8421 PackageParser.Provider provider = (PackageParser.Provider)label; 8422 out.print(prefix); out.print( 8423 Integer.toHexString(System.identityHashCode(provider))); 8424 out.print(' '); 8425 provider.printComponentShortName(out); 8426 if (count > 1) { 8427 out.print(" ("); out.print(count); out.print(" filters)"); 8428 } 8429 out.println(); 8430 } 8431 8432 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 8433 = new ArrayMap<ComponentName, PackageParser.Provider>(); 8434 private int mFlags; 8435 }; 8436 8437 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 8438 new Comparator<ResolveInfo>() { 8439 public int compare(ResolveInfo r1, ResolveInfo r2) { 8440 int v1 = r1.priority; 8441 int v2 = r2.priority; 8442 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 8443 if (v1 != v2) { 8444 return (v1 > v2) ? -1 : 1; 8445 } 8446 v1 = r1.preferredOrder; 8447 v2 = r2.preferredOrder; 8448 if (v1 != v2) { 8449 return (v1 > v2) ? -1 : 1; 8450 } 8451 if (r1.isDefault != r2.isDefault) { 8452 return r1.isDefault ? -1 : 1; 8453 } 8454 v1 = r1.match; 8455 v2 = r2.match; 8456 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 8457 if (v1 != v2) { 8458 return (v1 > v2) ? -1 : 1; 8459 } 8460 if (r1.system != r2.system) { 8461 return r1.system ? -1 : 1; 8462 } 8463 return 0; 8464 } 8465 }; 8466 8467 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 8468 new Comparator<ProviderInfo>() { 8469 public int compare(ProviderInfo p1, ProviderInfo p2) { 8470 final int v1 = p1.initOrder; 8471 final int v2 = p2.initOrder; 8472 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 8473 } 8474 }; 8475 8476 static final void sendPackageBroadcast(String action, String pkg, 8477 Bundle extras, String targetPkg, IIntentReceiver finishedReceiver, 8478 int[] userIds) { 8479 IActivityManager am = ActivityManagerNative.getDefault(); 8480 if (am != null) { 8481 try { 8482 if (userIds == null) { 8483 userIds = am.getRunningUserIds(); 8484 } 8485 for (int id : userIds) { 8486 final Intent intent = new Intent(action, 8487 pkg != null ? Uri.fromParts("package", pkg, null) : null); 8488 if (extras != null) { 8489 intent.putExtras(extras); 8490 } 8491 if (targetPkg != null) { 8492 intent.setPackage(targetPkg); 8493 } 8494 // Modify the UID when posting to other users 8495 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 8496 if (uid > 0 && UserHandle.getUserId(uid) != id) { 8497 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 8498 intent.putExtra(Intent.EXTRA_UID, uid); 8499 } 8500 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 8501 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 8502 if (DEBUG_BROADCASTS) { 8503 RuntimeException here = new RuntimeException("here"); 8504 here.fillInStackTrace(); 8505 Slog.d(TAG, "Sending to user " + id + ": " 8506 + intent.toShortString(false, true, false, false) 8507 + " " + intent.getExtras(), here); 8508 } 8509 am.broadcastIntent(null, intent, null, finishedReceiver, 8510 0, null, null, null, android.app.AppOpsManager.OP_NONE, 8511 finishedReceiver != null, false, id); 8512 } 8513 } catch (RemoteException ex) { 8514 } 8515 } 8516 } 8517 8518 /** 8519 * Check if the external storage media is available. This is true if there 8520 * is a mounted external storage medium or if the external storage is 8521 * emulated. 8522 */ 8523 private boolean isExternalMediaAvailable() { 8524 return mMediaMounted || Environment.isExternalStorageEmulated(); 8525 } 8526 8527 @Override 8528 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 8529 // writer 8530 synchronized (mPackages) { 8531 if (!isExternalMediaAvailable()) { 8532 // If the external storage is no longer mounted at this point, 8533 // the caller may not have been able to delete all of this 8534 // packages files and can not delete any more. Bail. 8535 return null; 8536 } 8537 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 8538 if (lastPackage != null) { 8539 pkgs.remove(lastPackage); 8540 } 8541 if (pkgs.size() > 0) { 8542 return pkgs.get(0); 8543 } 8544 } 8545 return null; 8546 } 8547 8548 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 8549 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 8550 userId, andCode ? 1 : 0, packageName); 8551 if (mSystemReady) { 8552 msg.sendToTarget(); 8553 } else { 8554 if (mPostSystemReadyMessages == null) { 8555 mPostSystemReadyMessages = new ArrayList<>(); 8556 } 8557 mPostSystemReadyMessages.add(msg); 8558 } 8559 } 8560 8561 void startCleaningPackages() { 8562 // reader 8563 synchronized (mPackages) { 8564 if (!isExternalMediaAvailable()) { 8565 return; 8566 } 8567 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 8568 return; 8569 } 8570 } 8571 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 8572 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 8573 IActivityManager am = ActivityManagerNative.getDefault(); 8574 if (am != null) { 8575 try { 8576 am.startService(null, intent, null, UserHandle.USER_OWNER); 8577 } catch (RemoteException e) { 8578 } 8579 } 8580 } 8581 8582 @Override 8583 public void installPackage(String originPath, IPackageInstallObserver2 observer, 8584 int installFlags, String installerPackageName, VerificationParams verificationParams, 8585 String packageAbiOverride) { 8586 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 8587 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 8588 } 8589 8590 @Override 8591 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 8592 int installFlags, String installerPackageName, VerificationParams verificationParams, 8593 String packageAbiOverride, int userId) { 8594 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 8595 8596 final int callingUid = Binder.getCallingUid(); 8597 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 8598 8599 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 8600 try { 8601 if (observer != null) { 8602 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 8603 } 8604 } catch (RemoteException re) { 8605 } 8606 return; 8607 } 8608 8609 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 8610 installFlags |= PackageManager.INSTALL_FROM_ADB; 8611 8612 } else { 8613 // Caller holds INSTALL_PACKAGES permission, so we're less strict 8614 // about installerPackageName. 8615 8616 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 8617 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 8618 } 8619 8620 UserHandle user; 8621 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 8622 user = UserHandle.ALL; 8623 } else { 8624 user = new UserHandle(userId); 8625 } 8626 8627 verificationParams.setInstallerUid(callingUid); 8628 8629 final File originFile = new File(originPath); 8630 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 8631 8632 final Message msg = mHandler.obtainMessage(INIT_COPY); 8633 msg.obj = new InstallParams(origin, observer, installFlags, 8634 installerPackageName, null, verificationParams, user, packageAbiOverride); 8635 mHandler.sendMessage(msg); 8636 } 8637 8638 void installStage(String packageName, File stagedDir, String stagedCid, 8639 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 8640 String installerPackageName, int installerUid, UserHandle user) { 8641 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 8642 params.referrerUri, installerUid, null); 8643 8644 final OriginInfo origin; 8645 if (stagedDir != null) { 8646 origin = OriginInfo.fromStagedFile(stagedDir); 8647 } else { 8648 origin = OriginInfo.fromStagedContainer(stagedCid); 8649 } 8650 8651 final Message msg = mHandler.obtainMessage(INIT_COPY); 8652 msg.obj = new InstallParams(origin, observer, params.installFlags, 8653 installerPackageName, params.volumeUuid, verifParams, user, params.abiOverride); 8654 mHandler.sendMessage(msg); 8655 } 8656 8657 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 8658 Bundle extras = new Bundle(1); 8659 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 8660 8661 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 8662 packageName, extras, null, null, new int[] {userId}); 8663 try { 8664 IActivityManager am = ActivityManagerNative.getDefault(); 8665 final boolean isSystem = 8666 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 8667 if (isSystem && am.isUserRunning(userId, false)) { 8668 // The just-installed/enabled app is bundled on the system, so presumed 8669 // to be able to run automatically without needing an explicit launch. 8670 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 8671 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 8672 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 8673 .setPackage(packageName); 8674 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 8675 android.app.AppOpsManager.OP_NONE, false, false, userId); 8676 } 8677 } catch (RemoteException e) { 8678 // shouldn't happen 8679 Slog.w(TAG, "Unable to bootstrap installed package", e); 8680 } 8681 } 8682 8683 @Override 8684 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 8685 int userId) { 8686 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 8687 PackageSetting pkgSetting; 8688 final int uid = Binder.getCallingUid(); 8689 enforceCrossUserPermission(uid, userId, true, true, 8690 "setApplicationHiddenSetting for user " + userId); 8691 8692 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 8693 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 8694 return false; 8695 } 8696 8697 long callingId = Binder.clearCallingIdentity(); 8698 try { 8699 boolean sendAdded = false; 8700 boolean sendRemoved = false; 8701 // writer 8702 synchronized (mPackages) { 8703 pkgSetting = mSettings.mPackages.get(packageName); 8704 if (pkgSetting == null) { 8705 return false; 8706 } 8707 if (pkgSetting.getHidden(userId) != hidden) { 8708 pkgSetting.setHidden(hidden, userId); 8709 mSettings.writePackageRestrictionsLPr(userId); 8710 if (hidden) { 8711 sendRemoved = true; 8712 } else { 8713 sendAdded = true; 8714 } 8715 } 8716 } 8717 if (sendAdded) { 8718 sendPackageAddedForUser(packageName, pkgSetting, userId); 8719 return true; 8720 } 8721 if (sendRemoved) { 8722 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 8723 "hiding pkg"); 8724 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 8725 } 8726 } finally { 8727 Binder.restoreCallingIdentity(callingId); 8728 } 8729 return false; 8730 } 8731 8732 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 8733 int userId) { 8734 final PackageRemovedInfo info = new PackageRemovedInfo(); 8735 info.removedPackage = packageName; 8736 info.removedUsers = new int[] {userId}; 8737 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 8738 info.sendBroadcast(false, false, false); 8739 } 8740 8741 /** 8742 * Returns true if application is not found or there was an error. Otherwise it returns 8743 * the hidden state of the package for the given user. 8744 */ 8745 @Override 8746 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 8747 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 8748 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 8749 false, "getApplicationHidden for user " + userId); 8750 PackageSetting pkgSetting; 8751 long callingId = Binder.clearCallingIdentity(); 8752 try { 8753 // writer 8754 synchronized (mPackages) { 8755 pkgSetting = mSettings.mPackages.get(packageName); 8756 if (pkgSetting == null) { 8757 return true; 8758 } 8759 return pkgSetting.getHidden(userId); 8760 } 8761 } finally { 8762 Binder.restoreCallingIdentity(callingId); 8763 } 8764 } 8765 8766 /** 8767 * @hide 8768 */ 8769 @Override 8770 public int installExistingPackageAsUser(String packageName, int userId) { 8771 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 8772 null); 8773 PackageSetting pkgSetting; 8774 final int uid = Binder.getCallingUid(); 8775 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 8776 + userId); 8777 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 8778 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 8779 } 8780 8781 long callingId = Binder.clearCallingIdentity(); 8782 try { 8783 boolean sendAdded = false; 8784 Bundle extras = new Bundle(1); 8785 8786 // writer 8787 synchronized (mPackages) { 8788 pkgSetting = mSettings.mPackages.get(packageName); 8789 if (pkgSetting == null) { 8790 return PackageManager.INSTALL_FAILED_INVALID_URI; 8791 } 8792 if (!pkgSetting.getInstalled(userId)) { 8793 pkgSetting.setInstalled(true, userId); 8794 pkgSetting.setHidden(false, userId); 8795 mSettings.writePackageRestrictionsLPr(userId); 8796 sendAdded = true; 8797 } 8798 } 8799 8800 if (sendAdded) { 8801 sendPackageAddedForUser(packageName, pkgSetting, userId); 8802 } 8803 } finally { 8804 Binder.restoreCallingIdentity(callingId); 8805 } 8806 8807 return PackageManager.INSTALL_SUCCEEDED; 8808 } 8809 8810 boolean isUserRestricted(int userId, String restrictionKey) { 8811 Bundle restrictions = sUserManager.getUserRestrictions(userId); 8812 if (restrictions.getBoolean(restrictionKey, false)) { 8813 Log.w(TAG, "User is restricted: " + restrictionKey); 8814 return true; 8815 } 8816 return false; 8817 } 8818 8819 @Override 8820 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 8821 mContext.enforceCallingOrSelfPermission( 8822 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 8823 "Only package verification agents can verify applications"); 8824 8825 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 8826 final PackageVerificationResponse response = new PackageVerificationResponse( 8827 verificationCode, Binder.getCallingUid()); 8828 msg.arg1 = id; 8829 msg.obj = response; 8830 mHandler.sendMessage(msg); 8831 } 8832 8833 @Override 8834 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 8835 long millisecondsToDelay) { 8836 mContext.enforceCallingOrSelfPermission( 8837 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 8838 "Only package verification agents can extend verification timeouts"); 8839 8840 final PackageVerificationState state = mPendingVerification.get(id); 8841 final PackageVerificationResponse response = new PackageVerificationResponse( 8842 verificationCodeAtTimeout, Binder.getCallingUid()); 8843 8844 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 8845 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 8846 } 8847 if (millisecondsToDelay < 0) { 8848 millisecondsToDelay = 0; 8849 } 8850 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 8851 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 8852 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 8853 } 8854 8855 if ((state != null) && !state.timeoutExtended()) { 8856 state.extendTimeout(); 8857 8858 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 8859 msg.arg1 = id; 8860 msg.obj = response; 8861 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 8862 } 8863 } 8864 8865 private void broadcastPackageVerified(int verificationId, Uri packageUri, 8866 int verificationCode, UserHandle user) { 8867 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 8868 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 8869 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 8870 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 8871 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 8872 8873 mContext.sendBroadcastAsUser(intent, user, 8874 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 8875 } 8876 8877 private ComponentName matchComponentForVerifier(String packageName, 8878 List<ResolveInfo> receivers) { 8879 ActivityInfo targetReceiver = null; 8880 8881 final int NR = receivers.size(); 8882 for (int i = 0; i < NR; i++) { 8883 final ResolveInfo info = receivers.get(i); 8884 if (info.activityInfo == null) { 8885 continue; 8886 } 8887 8888 if (packageName.equals(info.activityInfo.packageName)) { 8889 targetReceiver = info.activityInfo; 8890 break; 8891 } 8892 } 8893 8894 if (targetReceiver == null) { 8895 return null; 8896 } 8897 8898 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 8899 } 8900 8901 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 8902 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 8903 if (pkgInfo.verifiers.length == 0) { 8904 return null; 8905 } 8906 8907 final int N = pkgInfo.verifiers.length; 8908 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 8909 for (int i = 0; i < N; i++) { 8910 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 8911 8912 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 8913 receivers); 8914 if (comp == null) { 8915 continue; 8916 } 8917 8918 final int verifierUid = getUidForVerifier(verifierInfo); 8919 if (verifierUid == -1) { 8920 continue; 8921 } 8922 8923 if (DEBUG_VERIFY) { 8924 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 8925 + " with the correct signature"); 8926 } 8927 sufficientVerifiers.add(comp); 8928 verificationState.addSufficientVerifier(verifierUid); 8929 } 8930 8931 return sufficientVerifiers; 8932 } 8933 8934 private int getUidForVerifier(VerifierInfo verifierInfo) { 8935 synchronized (mPackages) { 8936 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 8937 if (pkg == null) { 8938 return -1; 8939 } else if (pkg.mSignatures.length != 1) { 8940 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 8941 + " has more than one signature; ignoring"); 8942 return -1; 8943 } 8944 8945 /* 8946 * If the public key of the package's signature does not match 8947 * our expected public key, then this is a different package and 8948 * we should skip. 8949 */ 8950 8951 final byte[] expectedPublicKey; 8952 try { 8953 final Signature verifierSig = pkg.mSignatures[0]; 8954 final PublicKey publicKey = verifierSig.getPublicKey(); 8955 expectedPublicKey = publicKey.getEncoded(); 8956 } catch (CertificateException e) { 8957 return -1; 8958 } 8959 8960 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 8961 8962 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 8963 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 8964 + " does not have the expected public key; ignoring"); 8965 return -1; 8966 } 8967 8968 return pkg.applicationInfo.uid; 8969 } 8970 } 8971 8972 @Override 8973 public void finishPackageInstall(int token) { 8974 enforceSystemOrRoot("Only the system is allowed to finish installs"); 8975 8976 if (DEBUG_INSTALL) { 8977 Slog.v(TAG, "BM finishing package install for " + token); 8978 } 8979 8980 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 8981 mHandler.sendMessage(msg); 8982 } 8983 8984 /** 8985 * Get the verification agent timeout. 8986 * 8987 * @return verification timeout in milliseconds 8988 */ 8989 private long getVerificationTimeout() { 8990 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 8991 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 8992 DEFAULT_VERIFICATION_TIMEOUT); 8993 } 8994 8995 /** 8996 * Get the default verification agent response code. 8997 * 8998 * @return default verification response code 8999 */ 9000 private int getDefaultVerificationResponse() { 9001 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9002 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 9003 DEFAULT_VERIFICATION_RESPONSE); 9004 } 9005 9006 /** 9007 * Check whether or not package verification has been enabled. 9008 * 9009 * @return true if verification should be performed 9010 */ 9011 private boolean isVerificationEnabled(int userId, int installFlags) { 9012 if (!DEFAULT_VERIFY_ENABLE) { 9013 return false; 9014 } 9015 9016 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 9017 9018 // Check if installing from ADB 9019 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 9020 // Do not run verification in a test harness environment 9021 if (ActivityManager.isRunningInTestHarness()) { 9022 return false; 9023 } 9024 if (ensureVerifyAppsEnabled) { 9025 return true; 9026 } 9027 // Check if the developer does not want package verification for ADB installs 9028 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9029 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 9030 return false; 9031 } 9032 } 9033 9034 if (ensureVerifyAppsEnabled) { 9035 return true; 9036 } 9037 9038 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9039 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 9040 } 9041 9042 @Override 9043 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 9044 throws RemoteException { 9045 mContext.enforceCallingOrSelfPermission( 9046 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 9047 "Only intentfilter verification agents can verify applications"); 9048 9049 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 9050 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 9051 Binder.getCallingUid(), verificationCode, failedDomains); 9052 msg.arg1 = id; 9053 msg.obj = response; 9054 mHandler.sendMessage(msg); 9055 } 9056 9057 @Override 9058 public int getIntentVerificationStatus(String packageName, int userId) { 9059 synchronized (mPackages) { 9060 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 9061 } 9062 } 9063 9064 @Override 9065 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 9066 boolean result = false; 9067 synchronized (mPackages) { 9068 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 9069 } 9070 scheduleWritePackageRestrictionsLocked(userId); 9071 return result; 9072 } 9073 9074 @Override 9075 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 9076 synchronized (mPackages) { 9077 return mSettings.getIntentFilterVerificationsLPr(packageName); 9078 } 9079 } 9080 9081 @Override 9082 public List<IntentFilter> getAllIntentFilters(String packageName) { 9083 if (TextUtils.isEmpty(packageName)) { 9084 return Collections.<IntentFilter>emptyList(); 9085 } 9086 synchronized (mPackages) { 9087 PackageParser.Package pkg = mPackages.get(packageName); 9088 if (pkg == null || pkg.activities == null) { 9089 return Collections.<IntentFilter>emptyList(); 9090 } 9091 final int count = pkg.activities.size(); 9092 ArrayList<IntentFilter> result = new ArrayList<>(); 9093 for (int n=0; n<count; n++) { 9094 PackageParser.Activity activity = pkg.activities.get(n); 9095 if (activity.intents != null || activity.intents.size() > 0) { 9096 result.addAll(activity.intents); 9097 } 9098 } 9099 return result; 9100 } 9101 } 9102 9103 /** 9104 * Get the "allow unknown sources" setting. 9105 * 9106 * @return the current "allow unknown sources" setting 9107 */ 9108 private int getUnknownSourcesSettings() { 9109 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9110 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 9111 -1); 9112 } 9113 9114 @Override 9115 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 9116 final int uid = Binder.getCallingUid(); 9117 // writer 9118 synchronized (mPackages) { 9119 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 9120 if (targetPackageSetting == null) { 9121 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 9122 } 9123 9124 PackageSetting installerPackageSetting; 9125 if (installerPackageName != null) { 9126 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 9127 if (installerPackageSetting == null) { 9128 throw new IllegalArgumentException("Unknown installer package: " 9129 + installerPackageName); 9130 } 9131 } else { 9132 installerPackageSetting = null; 9133 } 9134 9135 Signature[] callerSignature; 9136 Object obj = mSettings.getUserIdLPr(uid); 9137 if (obj != null) { 9138 if (obj instanceof SharedUserSetting) { 9139 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 9140 } else if (obj instanceof PackageSetting) { 9141 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 9142 } else { 9143 throw new SecurityException("Bad object " + obj + " for uid " + uid); 9144 } 9145 } else { 9146 throw new SecurityException("Unknown calling uid " + uid); 9147 } 9148 9149 // Verify: can't set installerPackageName to a package that is 9150 // not signed with the same cert as the caller. 9151 if (installerPackageSetting != null) { 9152 if (compareSignatures(callerSignature, 9153 installerPackageSetting.signatures.mSignatures) 9154 != PackageManager.SIGNATURE_MATCH) { 9155 throw new SecurityException( 9156 "Caller does not have same cert as new installer package " 9157 + installerPackageName); 9158 } 9159 } 9160 9161 // Verify: if target already has an installer package, it must 9162 // be signed with the same cert as the caller. 9163 if (targetPackageSetting.installerPackageName != null) { 9164 PackageSetting setting = mSettings.mPackages.get( 9165 targetPackageSetting.installerPackageName); 9166 // If the currently set package isn't valid, then it's always 9167 // okay to change it. 9168 if (setting != null) { 9169 if (compareSignatures(callerSignature, 9170 setting.signatures.mSignatures) 9171 != PackageManager.SIGNATURE_MATCH) { 9172 throw new SecurityException( 9173 "Caller does not have same cert as old installer package " 9174 + targetPackageSetting.installerPackageName); 9175 } 9176 } 9177 } 9178 9179 // Okay! 9180 targetPackageSetting.installerPackageName = installerPackageName; 9181 scheduleWriteSettingsLocked(); 9182 } 9183 } 9184 9185 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 9186 // Queue up an async operation since the package installation may take a little while. 9187 mHandler.post(new Runnable() { 9188 public void run() { 9189 mHandler.removeCallbacks(this); 9190 // Result object to be returned 9191 PackageInstalledInfo res = new PackageInstalledInfo(); 9192 res.returnCode = currentStatus; 9193 res.uid = -1; 9194 res.pkg = null; 9195 res.removedInfo = new PackageRemovedInfo(); 9196 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 9197 args.doPreInstall(res.returnCode); 9198 synchronized (mInstallLock) { 9199 installPackageLI(args, res); 9200 } 9201 args.doPostInstall(res.returnCode, res.uid); 9202 } 9203 9204 // A restore should be performed at this point if (a) the install 9205 // succeeded, (b) the operation is not an update, and (c) the new 9206 // package has not opted out of backup participation. 9207 final boolean update = res.removedInfo.removedPackage != null; 9208 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 9209 boolean doRestore = !update 9210 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 9211 9212 // Set up the post-install work request bookkeeping. This will be used 9213 // and cleaned up by the post-install event handling regardless of whether 9214 // there's a restore pass performed. Token values are >= 1. 9215 int token; 9216 if (mNextInstallToken < 0) mNextInstallToken = 1; 9217 token = mNextInstallToken++; 9218 9219 PostInstallData data = new PostInstallData(args, res); 9220 mRunningInstalls.put(token, data); 9221 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 9222 9223 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 9224 // Pass responsibility to the Backup Manager. It will perform a 9225 // restore if appropriate, then pass responsibility back to the 9226 // Package Manager to run the post-install observer callbacks 9227 // and broadcasts. 9228 IBackupManager bm = IBackupManager.Stub.asInterface( 9229 ServiceManager.getService(Context.BACKUP_SERVICE)); 9230 if (bm != null) { 9231 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 9232 + " to BM for possible restore"); 9233 try { 9234 if (bm.isBackupServiceActive(UserHandle.USER_OWNER)) { 9235 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 9236 } else { 9237 doRestore = false; 9238 } 9239 } catch (RemoteException e) { 9240 // can't happen; the backup manager is local 9241 } catch (Exception e) { 9242 Slog.e(TAG, "Exception trying to enqueue restore", e); 9243 doRestore = false; 9244 } 9245 } else { 9246 Slog.e(TAG, "Backup Manager not found!"); 9247 doRestore = false; 9248 } 9249 } 9250 9251 if (!doRestore) { 9252 // No restore possible, or the Backup Manager was mysteriously not 9253 // available -- just fire the post-install work request directly. 9254 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 9255 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9256 mHandler.sendMessage(msg); 9257 } 9258 } 9259 }); 9260 } 9261 9262 private abstract class HandlerParams { 9263 private static final int MAX_RETRIES = 4; 9264 9265 /** 9266 * Number of times startCopy() has been attempted and had a non-fatal 9267 * error. 9268 */ 9269 private int mRetries = 0; 9270 9271 /** User handle for the user requesting the information or installation. */ 9272 private final UserHandle mUser; 9273 9274 HandlerParams(UserHandle user) { 9275 mUser = user; 9276 } 9277 9278 UserHandle getUser() { 9279 return mUser; 9280 } 9281 9282 final boolean startCopy() { 9283 boolean res; 9284 try { 9285 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 9286 9287 if (++mRetries > MAX_RETRIES) { 9288 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 9289 mHandler.sendEmptyMessage(MCS_GIVE_UP); 9290 handleServiceError(); 9291 return false; 9292 } else { 9293 handleStartCopy(); 9294 res = true; 9295 } 9296 } catch (RemoteException e) { 9297 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 9298 mHandler.sendEmptyMessage(MCS_RECONNECT); 9299 res = false; 9300 } 9301 handleReturnCode(); 9302 return res; 9303 } 9304 9305 final void serviceError() { 9306 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 9307 handleServiceError(); 9308 handleReturnCode(); 9309 } 9310 9311 abstract void handleStartCopy() throws RemoteException; 9312 abstract void handleServiceError(); 9313 abstract void handleReturnCode(); 9314 } 9315 9316 class MeasureParams extends HandlerParams { 9317 private final PackageStats mStats; 9318 private boolean mSuccess; 9319 9320 private final IPackageStatsObserver mObserver; 9321 9322 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 9323 super(new UserHandle(stats.userHandle)); 9324 mObserver = observer; 9325 mStats = stats; 9326 } 9327 9328 @Override 9329 public String toString() { 9330 return "MeasureParams{" 9331 + Integer.toHexString(System.identityHashCode(this)) 9332 + " " + mStats.packageName + "}"; 9333 } 9334 9335 @Override 9336 void handleStartCopy() throws RemoteException { 9337 synchronized (mInstallLock) { 9338 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 9339 } 9340 9341 if (mSuccess) { 9342 final boolean mounted; 9343 if (Environment.isExternalStorageEmulated()) { 9344 mounted = true; 9345 } else { 9346 final String status = Environment.getExternalStorageState(); 9347 mounted = (Environment.MEDIA_MOUNTED.equals(status) 9348 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 9349 } 9350 9351 if (mounted) { 9352 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 9353 9354 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 9355 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 9356 9357 mStats.externalDataSize = calculateDirectorySize(mContainerService, 9358 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 9359 9360 // Always subtract cache size, since it's a subdirectory 9361 mStats.externalDataSize -= mStats.externalCacheSize; 9362 9363 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 9364 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 9365 9366 mStats.externalObbSize = calculateDirectorySize(mContainerService, 9367 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 9368 } 9369 } 9370 } 9371 9372 @Override 9373 void handleReturnCode() { 9374 if (mObserver != null) { 9375 try { 9376 mObserver.onGetStatsCompleted(mStats, mSuccess); 9377 } catch (RemoteException e) { 9378 Slog.i(TAG, "Observer no longer exists."); 9379 } 9380 } 9381 } 9382 9383 @Override 9384 void handleServiceError() { 9385 Slog.e(TAG, "Could not measure application " + mStats.packageName 9386 + " external storage"); 9387 } 9388 } 9389 9390 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 9391 throws RemoteException { 9392 long result = 0; 9393 for (File path : paths) { 9394 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 9395 } 9396 return result; 9397 } 9398 9399 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 9400 for (File path : paths) { 9401 try { 9402 mcs.clearDirectory(path.getAbsolutePath()); 9403 } catch (RemoteException e) { 9404 } 9405 } 9406 } 9407 9408 static class OriginInfo { 9409 /** 9410 * Location where install is coming from, before it has been 9411 * copied/renamed into place. This could be a single monolithic APK 9412 * file, or a cluster directory. This location may be untrusted. 9413 */ 9414 final File file; 9415 final String cid; 9416 9417 /** 9418 * Flag indicating that {@link #file} or {@link #cid} has already been 9419 * staged, meaning downstream users don't need to defensively copy the 9420 * contents. 9421 */ 9422 final boolean staged; 9423 9424 /** 9425 * Flag indicating that {@link #file} or {@link #cid} is an already 9426 * installed app that is being moved. 9427 */ 9428 final boolean existing; 9429 9430 final String resolvedPath; 9431 final File resolvedFile; 9432 9433 static OriginInfo fromNothing() { 9434 return new OriginInfo(null, null, false, false); 9435 } 9436 9437 static OriginInfo fromUntrustedFile(File file) { 9438 return new OriginInfo(file, null, false, false); 9439 } 9440 9441 static OriginInfo fromExistingFile(File file) { 9442 return new OriginInfo(file, null, false, true); 9443 } 9444 9445 static OriginInfo fromStagedFile(File file) { 9446 return new OriginInfo(file, null, true, false); 9447 } 9448 9449 static OriginInfo fromStagedContainer(String cid) { 9450 return new OriginInfo(null, cid, true, false); 9451 } 9452 9453 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 9454 this.file = file; 9455 this.cid = cid; 9456 this.staged = staged; 9457 this.existing = existing; 9458 9459 if (cid != null) { 9460 resolvedPath = PackageHelper.getSdDir(cid); 9461 resolvedFile = new File(resolvedPath); 9462 } else if (file != null) { 9463 resolvedPath = file.getAbsolutePath(); 9464 resolvedFile = file; 9465 } else { 9466 resolvedPath = null; 9467 resolvedFile = null; 9468 } 9469 } 9470 } 9471 9472 class InstallParams extends HandlerParams { 9473 final OriginInfo origin; 9474 final IPackageInstallObserver2 observer; 9475 int installFlags; 9476 final String installerPackageName; 9477 final String volumeUuid; 9478 final VerificationParams verificationParams; 9479 private InstallArgs mArgs; 9480 private int mRet; 9481 final String packageAbiOverride; 9482 9483 InstallParams(OriginInfo origin, IPackageInstallObserver2 observer, int installFlags, 9484 String installerPackageName, String volumeUuid, 9485 VerificationParams verificationParams, UserHandle user, String packageAbiOverride) { 9486 super(user); 9487 this.origin = origin; 9488 this.observer = observer; 9489 this.installFlags = installFlags; 9490 this.installerPackageName = installerPackageName; 9491 this.volumeUuid = volumeUuid; 9492 this.verificationParams = verificationParams; 9493 this.packageAbiOverride = packageAbiOverride; 9494 } 9495 9496 @Override 9497 public String toString() { 9498 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 9499 + " file=" + origin.file + " cid=" + origin.cid + "}"; 9500 } 9501 9502 public ManifestDigest getManifestDigest() { 9503 if (verificationParams == null) { 9504 return null; 9505 } 9506 return verificationParams.getManifestDigest(); 9507 } 9508 9509 private int installLocationPolicy(PackageInfoLite pkgLite) { 9510 String packageName = pkgLite.packageName; 9511 int installLocation = pkgLite.installLocation; 9512 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 9513 // reader 9514 synchronized (mPackages) { 9515 PackageParser.Package pkg = mPackages.get(packageName); 9516 if (pkg != null) { 9517 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 9518 // Check for downgrading. 9519 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 9520 try { 9521 checkDowngrade(pkg, pkgLite); 9522 } catch (PackageManagerException e) { 9523 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 9524 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 9525 } 9526 } 9527 // Check for updated system application. 9528 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 9529 if (onSd) { 9530 Slog.w(TAG, "Cannot install update to system app on sdcard"); 9531 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 9532 } 9533 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 9534 } else { 9535 if (onSd) { 9536 // Install flag overrides everything. 9537 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 9538 } 9539 // If current upgrade specifies particular preference 9540 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 9541 // Application explicitly specified internal. 9542 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 9543 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 9544 // App explictly prefers external. Let policy decide 9545 } else { 9546 // Prefer previous location 9547 if (isExternal(pkg)) { 9548 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 9549 } 9550 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 9551 } 9552 } 9553 } else { 9554 // Invalid install. Return error code 9555 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 9556 } 9557 } 9558 } 9559 // All the special cases have been taken care of. 9560 // Return result based on recommended install location. 9561 if (onSd) { 9562 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 9563 } 9564 return pkgLite.recommendedInstallLocation; 9565 } 9566 9567 /* 9568 * Invoke remote method to get package information and install 9569 * location values. Override install location based on default 9570 * policy if needed and then create install arguments based 9571 * on the install location. 9572 */ 9573 public void handleStartCopy() throws RemoteException { 9574 int ret = PackageManager.INSTALL_SUCCEEDED; 9575 9576 // If we're already staged, we've firmly committed to an install location 9577 if (origin.staged) { 9578 if (origin.file != null) { 9579 installFlags |= PackageManager.INSTALL_INTERNAL; 9580 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 9581 } else if (origin.cid != null) { 9582 installFlags |= PackageManager.INSTALL_EXTERNAL; 9583 installFlags &= ~PackageManager.INSTALL_INTERNAL; 9584 } else { 9585 throw new IllegalStateException("Invalid stage location"); 9586 } 9587 } 9588 9589 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 9590 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 9591 9592 PackageInfoLite pkgLite = null; 9593 9594 if (onInt && onSd) { 9595 // Check if both bits are set. 9596 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 9597 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 9598 } else { 9599 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 9600 packageAbiOverride); 9601 9602 /* 9603 * If we have too little free space, try to free cache 9604 * before giving up. 9605 */ 9606 if (!origin.staged && pkgLite.recommendedInstallLocation 9607 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 9608 // TODO: focus freeing disk space on the target device 9609 final StorageManager storage = StorageManager.from(mContext); 9610 final long lowThreshold = storage.getStorageLowBytes( 9611 Environment.getDataDirectory()); 9612 9613 final long sizeBytes = mContainerService.calculateInstalledSize( 9614 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 9615 9616 if (mInstaller.freeCache(sizeBytes + lowThreshold) >= 0) { 9617 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 9618 installFlags, packageAbiOverride); 9619 } 9620 9621 /* 9622 * The cache free must have deleted the file we 9623 * downloaded to install. 9624 * 9625 * TODO: fix the "freeCache" call to not delete 9626 * the file we care about. 9627 */ 9628 if (pkgLite.recommendedInstallLocation 9629 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 9630 pkgLite.recommendedInstallLocation 9631 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 9632 } 9633 } 9634 } 9635 9636 if (ret == PackageManager.INSTALL_SUCCEEDED) { 9637 int loc = pkgLite.recommendedInstallLocation; 9638 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 9639 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 9640 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 9641 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 9642 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 9643 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 9644 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 9645 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 9646 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 9647 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 9648 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 9649 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 9650 } else { 9651 // Override with defaults if needed. 9652 loc = installLocationPolicy(pkgLite); 9653 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 9654 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 9655 } else if (!onSd && !onInt) { 9656 // Override install location with flags 9657 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 9658 // Set the flag to install on external media. 9659 installFlags |= PackageManager.INSTALL_EXTERNAL; 9660 installFlags &= ~PackageManager.INSTALL_INTERNAL; 9661 } else { 9662 // Make sure the flag for installing on external 9663 // media is unset 9664 installFlags |= PackageManager.INSTALL_INTERNAL; 9665 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 9666 } 9667 } 9668 } 9669 } 9670 9671 final InstallArgs args = createInstallArgs(this); 9672 mArgs = args; 9673 9674 if (ret == PackageManager.INSTALL_SUCCEEDED) { 9675 /* 9676 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 9677 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 9678 */ 9679 int userIdentifier = getUser().getIdentifier(); 9680 if (userIdentifier == UserHandle.USER_ALL 9681 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 9682 userIdentifier = UserHandle.USER_OWNER; 9683 } 9684 9685 /* 9686 * Determine if we have any installed package verifiers. If we 9687 * do, then we'll defer to them to verify the packages. 9688 */ 9689 final int requiredUid = mRequiredVerifierPackage == null ? -1 9690 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 9691 if (!origin.existing && requiredUid != -1 9692 && isVerificationEnabled(userIdentifier, installFlags)) { 9693 final Intent verification = new Intent( 9694 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 9695 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 9696 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 9697 PACKAGE_MIME_TYPE); 9698 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9699 9700 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 9701 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 9702 0 /* TODO: Which userId? */); 9703 9704 if (DEBUG_VERIFY) { 9705 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 9706 + verification.toString() + " with " + pkgLite.verifiers.length 9707 + " optional verifiers"); 9708 } 9709 9710 final int verificationId = mPendingVerificationToken++; 9711 9712 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9713 9714 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 9715 installerPackageName); 9716 9717 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 9718 installFlags); 9719 9720 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 9721 pkgLite.packageName); 9722 9723 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 9724 pkgLite.versionCode); 9725 9726 if (verificationParams != null) { 9727 if (verificationParams.getVerificationURI() != null) { 9728 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 9729 verificationParams.getVerificationURI()); 9730 } 9731 if (verificationParams.getOriginatingURI() != null) { 9732 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 9733 verificationParams.getOriginatingURI()); 9734 } 9735 if (verificationParams.getReferrer() != null) { 9736 verification.putExtra(Intent.EXTRA_REFERRER, 9737 verificationParams.getReferrer()); 9738 } 9739 if (verificationParams.getOriginatingUid() >= 0) { 9740 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 9741 verificationParams.getOriginatingUid()); 9742 } 9743 if (verificationParams.getInstallerUid() >= 0) { 9744 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 9745 verificationParams.getInstallerUid()); 9746 } 9747 } 9748 9749 final PackageVerificationState verificationState = new PackageVerificationState( 9750 requiredUid, args); 9751 9752 mPendingVerification.append(verificationId, verificationState); 9753 9754 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 9755 receivers, verificationState); 9756 9757 /* 9758 * If any sufficient verifiers were listed in the package 9759 * manifest, attempt to ask them. 9760 */ 9761 if (sufficientVerifiers != null) { 9762 final int N = sufficientVerifiers.size(); 9763 if (N == 0) { 9764 Slog.i(TAG, "Additional verifiers required, but none installed."); 9765 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 9766 } else { 9767 for (int i = 0; i < N; i++) { 9768 final ComponentName verifierComponent = sufficientVerifiers.get(i); 9769 9770 final Intent sufficientIntent = new Intent(verification); 9771 sufficientIntent.setComponent(verifierComponent); 9772 9773 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 9774 } 9775 } 9776 } 9777 9778 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 9779 mRequiredVerifierPackage, receivers); 9780 if (ret == PackageManager.INSTALL_SUCCEEDED 9781 && mRequiredVerifierPackage != null) { 9782 /* 9783 * Send the intent to the required verification agent, 9784 * but only start the verification timeout after the 9785 * target BroadcastReceivers have run. 9786 */ 9787 verification.setComponent(requiredVerifierComponent); 9788 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 9789 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9790 new BroadcastReceiver() { 9791 @Override 9792 public void onReceive(Context context, Intent intent) { 9793 final Message msg = mHandler 9794 .obtainMessage(CHECK_PENDING_VERIFICATION); 9795 msg.arg1 = verificationId; 9796 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 9797 } 9798 }, null, 0, null, null); 9799 9800 /* 9801 * We don't want the copy to proceed until verification 9802 * succeeds, so null out this field. 9803 */ 9804 mArgs = null; 9805 } 9806 } else { 9807 /* 9808 * No package verification is enabled, so immediately start 9809 * the remote call to initiate copy using temporary file. 9810 */ 9811 ret = args.copyApk(mContainerService, true); 9812 } 9813 } 9814 9815 mRet = ret; 9816 } 9817 9818 @Override 9819 void handleReturnCode() { 9820 // If mArgs is null, then MCS couldn't be reached. When it 9821 // reconnects, it will try again to install. At that point, this 9822 // will succeed. 9823 if (mArgs != null) { 9824 processPendingInstall(mArgs, mRet); 9825 } 9826 } 9827 9828 @Override 9829 void handleServiceError() { 9830 mArgs = createInstallArgs(this); 9831 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 9832 } 9833 9834 public boolean isForwardLocked() { 9835 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 9836 } 9837 } 9838 9839 /** 9840 * Used during creation of InstallArgs 9841 * 9842 * @param installFlags package installation flags 9843 * @return true if should be installed on external storage 9844 */ 9845 private static boolean installOnExternalAsec(int installFlags) { 9846 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 9847 return false; 9848 } 9849 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 9850 return true; 9851 } 9852 return false; 9853 } 9854 9855 /** 9856 * Used during creation of InstallArgs 9857 * 9858 * @param installFlags package installation flags 9859 * @return true if should be installed as forward locked 9860 */ 9861 private static boolean installForwardLocked(int installFlags) { 9862 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 9863 } 9864 9865 private InstallArgs createInstallArgs(InstallParams params) { 9866 if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 9867 return new AsecInstallArgs(params); 9868 } else { 9869 return new FileInstallArgs(params); 9870 } 9871 } 9872 9873 /** 9874 * Create args that describe an existing installed package. Typically used 9875 * when cleaning up old installs, or used as a move source. 9876 */ 9877 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 9878 String resourcePath, String nativeLibraryRoot, String[] instructionSets) { 9879 final boolean isInAsec; 9880 if (installOnExternalAsec(installFlags)) { 9881 /* Apps on SD card are always in ASEC containers. */ 9882 isInAsec = true; 9883 } else if (installForwardLocked(installFlags) 9884 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 9885 /* 9886 * Forward-locked apps are only in ASEC containers if they're the 9887 * new style 9888 */ 9889 isInAsec = true; 9890 } else { 9891 isInAsec = false; 9892 } 9893 9894 if (isInAsec) { 9895 return new AsecInstallArgs(codePath, instructionSets, 9896 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 9897 } else { 9898 return new FileInstallArgs(codePath, resourcePath, nativeLibraryRoot, 9899 instructionSets); 9900 } 9901 } 9902 9903 static abstract class InstallArgs { 9904 /** @see InstallParams#origin */ 9905 final OriginInfo origin; 9906 9907 final IPackageInstallObserver2 observer; 9908 // Always refers to PackageManager flags only 9909 final int installFlags; 9910 final String installerPackageName; 9911 final String volumeUuid; 9912 final ManifestDigest manifestDigest; 9913 final UserHandle user; 9914 final String abiOverride; 9915 9916 // The list of instruction sets supported by this app. This is currently 9917 // only used during the rmdex() phase to clean up resources. We can get rid of this 9918 // if we move dex files under the common app path. 9919 /* nullable */ String[] instructionSets; 9920 9921 InstallArgs(OriginInfo origin, IPackageInstallObserver2 observer, int installFlags, 9922 String installerPackageName, String volumeUuid, ManifestDigest manifestDigest, 9923 UserHandle user, String[] instructionSets, String abiOverride) { 9924 this.origin = origin; 9925 this.installFlags = installFlags; 9926 this.observer = observer; 9927 this.installerPackageName = installerPackageName; 9928 this.volumeUuid = volumeUuid; 9929 this.manifestDigest = manifestDigest; 9930 this.user = user; 9931 this.instructionSets = instructionSets; 9932 this.abiOverride = abiOverride; 9933 } 9934 9935 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 9936 abstract int doPreInstall(int status); 9937 9938 /** 9939 * Rename package into final resting place. All paths on the given 9940 * scanned package should be updated to reflect the rename. 9941 */ 9942 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 9943 abstract int doPostInstall(int status, int uid); 9944 9945 /** @see PackageSettingBase#codePathString */ 9946 abstract String getCodePath(); 9947 /** @see PackageSettingBase#resourcePathString */ 9948 abstract String getResourcePath(); 9949 abstract String getLegacyNativeLibraryPath(); 9950 9951 // Need installer lock especially for dex file removal. 9952 abstract void cleanUpResourcesLI(); 9953 abstract boolean doPostDeleteLI(boolean delete); 9954 abstract boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException; 9955 9956 /** 9957 * Called before the source arguments are copied. This is used mostly 9958 * for MoveParams when it needs to read the source file to put it in the 9959 * destination. 9960 */ 9961 int doPreCopy() { 9962 return PackageManager.INSTALL_SUCCEEDED; 9963 } 9964 9965 /** 9966 * Called after the source arguments are copied. This is used mostly for 9967 * MoveParams when it needs to read the source file to put it in the 9968 * destination. 9969 * 9970 * @return 9971 */ 9972 int doPostCopy(int uid) { 9973 return PackageManager.INSTALL_SUCCEEDED; 9974 } 9975 9976 protected boolean isFwdLocked() { 9977 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 9978 } 9979 9980 protected boolean isExternalAsec() { 9981 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 9982 } 9983 9984 UserHandle getUser() { 9985 return user; 9986 } 9987 } 9988 9989 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 9990 if (!allCodePaths.isEmpty()) { 9991 if (instructionSets == null) { 9992 throw new IllegalStateException("instructionSet == null"); 9993 } 9994 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 9995 for (String codePath : allCodePaths) { 9996 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 9997 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 9998 if (retCode < 0) { 9999 Slog.w(TAG, "Couldn't remove dex file for package: " 10000 + " at location " + codePath + ", retcode=" + retCode); 10001 // we don't consider this to be a failure of the core package deletion 10002 } 10003 } 10004 } 10005 } 10006 } 10007 10008 /** 10009 * Logic to handle installation of non-ASEC applications, including copying 10010 * and renaming logic. 10011 */ 10012 class FileInstallArgs extends InstallArgs { 10013 private File codeFile; 10014 private File resourceFile; 10015 private File legacyNativeLibraryPath; 10016 10017 // Example topology: 10018 // /data/app/com.example/base.apk 10019 // /data/app/com.example/split_foo.apk 10020 // /data/app/com.example/lib/arm/libfoo.so 10021 // /data/app/com.example/lib/arm64/libfoo.so 10022 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 10023 10024 /** New install */ 10025 FileInstallArgs(InstallParams params) { 10026 super(params.origin, params.observer, params.installFlags, 10027 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10028 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10029 if (isFwdLocked()) { 10030 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 10031 } 10032 } 10033 10034 /** Existing install */ 10035 FileInstallArgs(String codePath, String resourcePath, String legacyNativeLibraryPath, 10036 String[] instructionSets) { 10037 super(OriginInfo.fromNothing(), null, 0, null, null, null, null, instructionSets, null); 10038 this.codeFile = (codePath != null) ? new File(codePath) : null; 10039 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 10040 this.legacyNativeLibraryPath = (legacyNativeLibraryPath != null) ? 10041 new File(legacyNativeLibraryPath) : null; 10042 } 10043 10044 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 10045 final long sizeBytes = imcs.calculateInstalledSize(origin.file.getAbsolutePath(), 10046 isFwdLocked(), abiOverride); 10047 10048 final StorageManager storage = StorageManager.from(mContext); 10049 return (sizeBytes <= storage.getStorageBytesUntilLow(Environment.getDataDirectory())); 10050 } 10051 10052 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10053 if (origin.staged) { 10054 Slog.d(TAG, origin.file + " already staged; skipping copy"); 10055 codeFile = origin.file; 10056 resourceFile = origin.file; 10057 return PackageManager.INSTALL_SUCCEEDED; 10058 } 10059 10060 try { 10061 final File tempDir = mInstallerService.allocateStageDirLegacy(volumeUuid); 10062 codeFile = tempDir; 10063 resourceFile = tempDir; 10064 } catch (IOException e) { 10065 Slog.w(TAG, "Failed to create copy file: " + e); 10066 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10067 } 10068 10069 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 10070 @Override 10071 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 10072 if (!FileUtils.isValidExtFilename(name)) { 10073 throw new IllegalArgumentException("Invalid filename: " + name); 10074 } 10075 try { 10076 final File file = new File(codeFile, name); 10077 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 10078 O_RDWR | O_CREAT, 0644); 10079 Os.chmod(file.getAbsolutePath(), 0644); 10080 return new ParcelFileDescriptor(fd); 10081 } catch (ErrnoException e) { 10082 throw new RemoteException("Failed to open: " + e.getMessage()); 10083 } 10084 } 10085 }; 10086 10087 int ret = PackageManager.INSTALL_SUCCEEDED; 10088 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 10089 if (ret != PackageManager.INSTALL_SUCCEEDED) { 10090 Slog.e(TAG, "Failed to copy package"); 10091 return ret; 10092 } 10093 10094 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 10095 NativeLibraryHelper.Handle handle = null; 10096 try { 10097 handle = NativeLibraryHelper.Handle.create(codeFile); 10098 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 10099 abiOverride); 10100 } catch (IOException e) { 10101 Slog.e(TAG, "Copying native libraries failed", e); 10102 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10103 } finally { 10104 IoUtils.closeQuietly(handle); 10105 } 10106 10107 return ret; 10108 } 10109 10110 int doPreInstall(int status) { 10111 if (status != PackageManager.INSTALL_SUCCEEDED) { 10112 cleanUp(); 10113 } 10114 return status; 10115 } 10116 10117 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10118 if (status != PackageManager.INSTALL_SUCCEEDED) { 10119 cleanUp(); 10120 return false; 10121 } else { 10122 final File targetDir = codeFile.getParentFile(); 10123 final File beforeCodeFile = codeFile; 10124 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 10125 10126 Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 10127 try { 10128 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 10129 } catch (ErrnoException e) { 10130 Slog.d(TAG, "Failed to rename", e); 10131 return false; 10132 } 10133 10134 if (!SELinux.restoreconRecursive(afterCodeFile)) { 10135 Slog.d(TAG, "Failed to restorecon"); 10136 return false; 10137 } 10138 10139 // Reflect the rename internally 10140 codeFile = afterCodeFile; 10141 resourceFile = afterCodeFile; 10142 10143 // Reflect the rename in scanned details 10144 pkg.codePath = afterCodeFile.getAbsolutePath(); 10145 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10146 pkg.baseCodePath); 10147 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10148 pkg.splitCodePaths); 10149 10150 // Reflect the rename in app info 10151 pkg.applicationInfo.setCodePath(pkg.codePath); 10152 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 10153 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 10154 pkg.applicationInfo.setResourcePath(pkg.codePath); 10155 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 10156 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 10157 10158 return true; 10159 } 10160 } 10161 10162 int doPostInstall(int status, int uid) { 10163 if (status != PackageManager.INSTALL_SUCCEEDED) { 10164 cleanUp(); 10165 } 10166 return status; 10167 } 10168 10169 @Override 10170 String getCodePath() { 10171 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 10172 } 10173 10174 @Override 10175 String getResourcePath() { 10176 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 10177 } 10178 10179 @Override 10180 String getLegacyNativeLibraryPath() { 10181 return (legacyNativeLibraryPath != null) ? legacyNativeLibraryPath.getAbsolutePath() : null; 10182 } 10183 10184 private boolean cleanUp() { 10185 if (codeFile == null || !codeFile.exists()) { 10186 return false; 10187 } 10188 10189 if (codeFile.isDirectory()) { 10190 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 10191 } else { 10192 codeFile.delete(); 10193 } 10194 10195 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 10196 resourceFile.delete(); 10197 } 10198 10199 if (legacyNativeLibraryPath != null && !FileUtils.contains(codeFile, legacyNativeLibraryPath)) { 10200 if (!FileUtils.deleteContents(legacyNativeLibraryPath)) { 10201 Slog.w(TAG, "Couldn't delete native library directory " + legacyNativeLibraryPath); 10202 } 10203 legacyNativeLibraryPath.delete(); 10204 } 10205 10206 return true; 10207 } 10208 10209 void cleanUpResourcesLI() { 10210 // Try enumerating all code paths before deleting 10211 List<String> allCodePaths = Collections.EMPTY_LIST; 10212 if (codeFile != null && codeFile.exists()) { 10213 try { 10214 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 10215 allCodePaths = pkg.getAllCodePaths(); 10216 } catch (PackageParserException e) { 10217 // Ignored; we tried our best 10218 } 10219 } 10220 10221 cleanUp(); 10222 removeDexFiles(allCodePaths, instructionSets); 10223 } 10224 10225 boolean doPostDeleteLI(boolean delete) { 10226 // XXX err, shouldn't we respect the delete flag? 10227 cleanUpResourcesLI(); 10228 return true; 10229 } 10230 } 10231 10232 private boolean isAsecExternal(String cid) { 10233 final String asecPath = PackageHelper.getSdFilesystem(cid); 10234 return !asecPath.startsWith(mAsecInternalPath); 10235 } 10236 10237 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 10238 PackageManagerException { 10239 if (copyRet < 0) { 10240 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 10241 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 10242 throw new PackageManagerException(copyRet, message); 10243 } 10244 } 10245 } 10246 10247 /** 10248 * Extract the MountService "container ID" from the full code path of an 10249 * .apk. 10250 */ 10251 static String cidFromCodePath(String fullCodePath) { 10252 int eidx = fullCodePath.lastIndexOf("/"); 10253 String subStr1 = fullCodePath.substring(0, eidx); 10254 int sidx = subStr1.lastIndexOf("/"); 10255 return subStr1.substring(sidx+1, eidx); 10256 } 10257 10258 /** 10259 * Logic to handle installation of ASEC applications, including copying and 10260 * renaming logic. 10261 */ 10262 class AsecInstallArgs extends InstallArgs { 10263 static final String RES_FILE_NAME = "pkg.apk"; 10264 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 10265 10266 String cid; 10267 String packagePath; 10268 String resourcePath; 10269 String legacyNativeLibraryDir; 10270 10271 /** New install */ 10272 AsecInstallArgs(InstallParams params) { 10273 super(params.origin, params.observer, params.installFlags, 10274 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10275 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10276 } 10277 10278 /** Existing install */ 10279 AsecInstallArgs(String fullCodePath, String[] instructionSets, 10280 boolean isExternal, boolean isForwardLocked) { 10281 super(OriginInfo.fromNothing(), null, (isExternal ? INSTALL_EXTERNAL : 0) 10282 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 10283 instructionSets, null); 10284 // Hackily pretend we're still looking at a full code path 10285 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 10286 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 10287 } 10288 10289 // Extract cid from fullCodePath 10290 int eidx = fullCodePath.lastIndexOf("/"); 10291 String subStr1 = fullCodePath.substring(0, eidx); 10292 int sidx = subStr1.lastIndexOf("/"); 10293 cid = subStr1.substring(sidx+1, eidx); 10294 setMountPath(subStr1); 10295 } 10296 10297 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 10298 super(OriginInfo.fromNothing(), null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 10299 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 10300 instructionSets, null); 10301 this.cid = cid; 10302 setMountPath(PackageHelper.getSdDir(cid)); 10303 } 10304 10305 void createCopyFile() { 10306 cid = mInstallerService.allocateExternalStageCidLegacy(); 10307 } 10308 10309 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 10310 final long sizeBytes = imcs.calculateInstalledSize(packagePath, isFwdLocked(), 10311 abiOverride); 10312 10313 final File target; 10314 if (isExternalAsec()) { 10315 target = new UserEnvironment(UserHandle.USER_OWNER).getExternalStorageDirectory(); 10316 } else { 10317 target = Environment.getDataDirectory(); 10318 } 10319 10320 final StorageManager storage = StorageManager.from(mContext); 10321 return (sizeBytes <= storage.getStorageBytesUntilLow(target)); 10322 } 10323 10324 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10325 if (origin.staged) { 10326 Slog.d(TAG, origin.cid + " already staged; skipping copy"); 10327 cid = origin.cid; 10328 setMountPath(PackageHelper.getSdDir(cid)); 10329 return PackageManager.INSTALL_SUCCEEDED; 10330 } 10331 10332 if (temp) { 10333 createCopyFile(); 10334 } else { 10335 /* 10336 * Pre-emptively destroy the container since it's destroyed if 10337 * copying fails due to it existing anyway. 10338 */ 10339 PackageHelper.destroySdDir(cid); 10340 } 10341 10342 final String newMountPath = imcs.copyPackageToContainer( 10343 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 10344 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 10345 10346 if (newMountPath != null) { 10347 setMountPath(newMountPath); 10348 return PackageManager.INSTALL_SUCCEEDED; 10349 } else { 10350 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10351 } 10352 } 10353 10354 @Override 10355 String getCodePath() { 10356 return packagePath; 10357 } 10358 10359 @Override 10360 String getResourcePath() { 10361 return resourcePath; 10362 } 10363 10364 @Override 10365 String getLegacyNativeLibraryPath() { 10366 return legacyNativeLibraryDir; 10367 } 10368 10369 int doPreInstall(int status) { 10370 if (status != PackageManager.INSTALL_SUCCEEDED) { 10371 // Destroy container 10372 PackageHelper.destroySdDir(cid); 10373 } else { 10374 boolean mounted = PackageHelper.isContainerMounted(cid); 10375 if (!mounted) { 10376 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 10377 Process.SYSTEM_UID); 10378 if (newMountPath != null) { 10379 setMountPath(newMountPath); 10380 } else { 10381 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10382 } 10383 } 10384 } 10385 return status; 10386 } 10387 10388 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10389 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 10390 String newMountPath = null; 10391 if (PackageHelper.isContainerMounted(cid)) { 10392 // Unmount the container 10393 if (!PackageHelper.unMountSdDir(cid)) { 10394 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 10395 return false; 10396 } 10397 } 10398 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 10399 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 10400 " which might be stale. Will try to clean up."); 10401 // Clean up the stale container and proceed to recreate. 10402 if (!PackageHelper.destroySdDir(newCacheId)) { 10403 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 10404 return false; 10405 } 10406 // Successfully cleaned up stale container. Try to rename again. 10407 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 10408 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 10409 + " inspite of cleaning it up."); 10410 return false; 10411 } 10412 } 10413 if (!PackageHelper.isContainerMounted(newCacheId)) { 10414 Slog.w(TAG, "Mounting container " + newCacheId); 10415 newMountPath = PackageHelper.mountSdDir(newCacheId, 10416 getEncryptKey(), Process.SYSTEM_UID); 10417 } else { 10418 newMountPath = PackageHelper.getSdDir(newCacheId); 10419 } 10420 if (newMountPath == null) { 10421 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 10422 return false; 10423 } 10424 Log.i(TAG, "Succesfully renamed " + cid + 10425 " to " + newCacheId + 10426 " at new path: " + newMountPath); 10427 cid = newCacheId; 10428 10429 final File beforeCodeFile = new File(packagePath); 10430 setMountPath(newMountPath); 10431 final File afterCodeFile = new File(packagePath); 10432 10433 // Reflect the rename in scanned details 10434 pkg.codePath = afterCodeFile.getAbsolutePath(); 10435 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10436 pkg.baseCodePath); 10437 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10438 pkg.splitCodePaths); 10439 10440 // Reflect the rename in app info 10441 pkg.applicationInfo.setCodePath(pkg.codePath); 10442 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 10443 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 10444 pkg.applicationInfo.setResourcePath(pkg.codePath); 10445 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 10446 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 10447 10448 return true; 10449 } 10450 10451 private void setMountPath(String mountPath) { 10452 final File mountFile = new File(mountPath); 10453 10454 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 10455 if (monolithicFile.exists()) { 10456 packagePath = monolithicFile.getAbsolutePath(); 10457 if (isFwdLocked()) { 10458 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 10459 } else { 10460 resourcePath = packagePath; 10461 } 10462 } else { 10463 packagePath = mountFile.getAbsolutePath(); 10464 resourcePath = packagePath; 10465 } 10466 10467 legacyNativeLibraryDir = new File(mountFile, LIB_DIR_NAME).getAbsolutePath(); 10468 } 10469 10470 int doPostInstall(int status, int uid) { 10471 if (status != PackageManager.INSTALL_SUCCEEDED) { 10472 cleanUp(); 10473 } else { 10474 final int groupOwner; 10475 final String protectedFile; 10476 if (isFwdLocked()) { 10477 groupOwner = UserHandle.getSharedAppGid(uid); 10478 protectedFile = RES_FILE_NAME; 10479 } else { 10480 groupOwner = -1; 10481 protectedFile = null; 10482 } 10483 10484 if (uid < Process.FIRST_APPLICATION_UID 10485 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 10486 Slog.e(TAG, "Failed to finalize " + cid); 10487 PackageHelper.destroySdDir(cid); 10488 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10489 } 10490 10491 boolean mounted = PackageHelper.isContainerMounted(cid); 10492 if (!mounted) { 10493 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 10494 } 10495 } 10496 return status; 10497 } 10498 10499 private void cleanUp() { 10500 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 10501 10502 // Destroy secure container 10503 PackageHelper.destroySdDir(cid); 10504 } 10505 10506 private List<String> getAllCodePaths() { 10507 final File codeFile = new File(getCodePath()); 10508 if (codeFile != null && codeFile.exists()) { 10509 try { 10510 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 10511 return pkg.getAllCodePaths(); 10512 } catch (PackageParserException e) { 10513 // Ignored; we tried our best 10514 } 10515 } 10516 return Collections.EMPTY_LIST; 10517 } 10518 10519 void cleanUpResourcesLI() { 10520 // Enumerate all code paths before deleting 10521 cleanUpResourcesLI(getAllCodePaths()); 10522 } 10523 10524 private void cleanUpResourcesLI(List<String> allCodePaths) { 10525 cleanUp(); 10526 removeDexFiles(allCodePaths, instructionSets); 10527 } 10528 10529 10530 10531 String getPackageName() { 10532 return getAsecPackageName(cid); 10533 } 10534 10535 boolean doPostDeleteLI(boolean delete) { 10536 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 10537 final List<String> allCodePaths = getAllCodePaths(); 10538 boolean mounted = PackageHelper.isContainerMounted(cid); 10539 if (mounted) { 10540 // Unmount first 10541 if (PackageHelper.unMountSdDir(cid)) { 10542 mounted = false; 10543 } 10544 } 10545 if (!mounted && delete) { 10546 cleanUpResourcesLI(allCodePaths); 10547 } 10548 return !mounted; 10549 } 10550 10551 @Override 10552 int doPreCopy() { 10553 if (isFwdLocked()) { 10554 if (!PackageHelper.fixSdPermissions(cid, 10555 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 10556 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10557 } 10558 } 10559 10560 return PackageManager.INSTALL_SUCCEEDED; 10561 } 10562 10563 @Override 10564 int doPostCopy(int uid) { 10565 if (isFwdLocked()) { 10566 if (uid < Process.FIRST_APPLICATION_UID 10567 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 10568 RES_FILE_NAME)) { 10569 Slog.e(TAG, "Failed to finalize " + cid); 10570 PackageHelper.destroySdDir(cid); 10571 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10572 } 10573 } 10574 10575 return PackageManager.INSTALL_SUCCEEDED; 10576 } 10577 } 10578 10579 static String getAsecPackageName(String packageCid) { 10580 int idx = packageCid.lastIndexOf("-"); 10581 if (idx == -1) { 10582 return packageCid; 10583 } 10584 return packageCid.substring(0, idx); 10585 } 10586 10587 // Utility method used to create code paths based on package name and available index. 10588 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 10589 String idxStr = ""; 10590 int idx = 1; 10591 // Fall back to default value of idx=1 if prefix is not 10592 // part of oldCodePath 10593 if (oldCodePath != null) { 10594 String subStr = oldCodePath; 10595 // Drop the suffix right away 10596 if (suffix != null && subStr.endsWith(suffix)) { 10597 subStr = subStr.substring(0, subStr.length() - suffix.length()); 10598 } 10599 // If oldCodePath already contains prefix find out the 10600 // ending index to either increment or decrement. 10601 int sidx = subStr.lastIndexOf(prefix); 10602 if (sidx != -1) { 10603 subStr = subStr.substring(sidx + prefix.length()); 10604 if (subStr != null) { 10605 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 10606 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 10607 } 10608 try { 10609 idx = Integer.parseInt(subStr); 10610 if (idx <= 1) { 10611 idx++; 10612 } else { 10613 idx--; 10614 } 10615 } catch(NumberFormatException e) { 10616 } 10617 } 10618 } 10619 } 10620 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 10621 return prefix + idxStr; 10622 } 10623 10624 private File getNextCodePath(File targetDir, String packageName) { 10625 int suffix = 1; 10626 File result; 10627 do { 10628 result = new File(targetDir, packageName + "-" + suffix); 10629 suffix++; 10630 } while (result.exists()); 10631 return result; 10632 } 10633 10634 // Utility method that returns the relative package path with respect 10635 // to the installation directory. Like say for /data/data/com.test-1.apk 10636 // string com.test-1 is returned. 10637 static String deriveCodePathName(String codePath) { 10638 if (codePath == null) { 10639 return null; 10640 } 10641 final File codeFile = new File(codePath); 10642 final String name = codeFile.getName(); 10643 if (codeFile.isDirectory()) { 10644 return name; 10645 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 10646 final int lastDot = name.lastIndexOf('.'); 10647 return name.substring(0, lastDot); 10648 } else { 10649 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 10650 return null; 10651 } 10652 } 10653 10654 class PackageInstalledInfo { 10655 String name; 10656 int uid; 10657 // The set of users that originally had this package installed. 10658 int[] origUsers; 10659 // The set of users that now have this package installed. 10660 int[] newUsers; 10661 PackageParser.Package pkg; 10662 int returnCode; 10663 String returnMsg; 10664 PackageRemovedInfo removedInfo; 10665 10666 public void setError(int code, String msg) { 10667 returnCode = code; 10668 returnMsg = msg; 10669 Slog.w(TAG, msg); 10670 } 10671 10672 public void setError(String msg, PackageParserException e) { 10673 returnCode = e.error; 10674 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 10675 Slog.w(TAG, msg, e); 10676 } 10677 10678 public void setError(String msg, PackageManagerException e) { 10679 returnCode = e.error; 10680 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 10681 Slog.w(TAG, msg, e); 10682 } 10683 10684 // In some error cases we want to convey more info back to the observer 10685 String origPackage; 10686 String origPermission; 10687 } 10688 10689 /* 10690 * Install a non-existing package. 10691 */ 10692 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 10693 UserHandle user, String installerPackageName, String volumeUuid, 10694 PackageInstalledInfo res) { 10695 // Remember this for later, in case we need to rollback this install 10696 String pkgName = pkg.packageName; 10697 10698 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 10699 boolean dataDirExists = getDataPathForPackage(pkg.packageName, 0).exists(); 10700 synchronized(mPackages) { 10701 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 10702 // A package with the same name is already installed, though 10703 // it has been renamed to an older name. The package we 10704 // are trying to install should be installed as an update to 10705 // the existing one, but that has not been requested, so bail. 10706 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 10707 + " without first uninstalling package running as " 10708 + mSettings.mRenamedPackages.get(pkgName)); 10709 return; 10710 } 10711 if (mPackages.containsKey(pkgName)) { 10712 // Don't allow installation over an existing package with the same name. 10713 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 10714 + " without first uninstalling."); 10715 return; 10716 } 10717 } 10718 10719 try { 10720 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 10721 System.currentTimeMillis(), user); 10722 10723 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 10724 // delete the partially installed application. the data directory will have to be 10725 // restored if it was already existing 10726 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 10727 // remove package from internal structures. Note that we want deletePackageX to 10728 // delete the package data and cache directories that it created in 10729 // scanPackageLocked, unless those directories existed before we even tried to 10730 // install. 10731 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 10732 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 10733 res.removedInfo, true); 10734 } 10735 10736 } catch (PackageManagerException e) { 10737 res.setError("Package couldn't be installed in " + pkg.codePath, e); 10738 } 10739 } 10740 10741 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 10742 // Upgrade keysets are being used. Determine if new package has a superset of the 10743 // required keys. 10744 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 10745 KeySetManagerService ksms = mSettings.mKeySetManagerService; 10746 for (int i = 0; i < upgradeKeySets.length; i++) { 10747 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 10748 if (newPkg.mSigningKeys.containsAll(upgradeSet)) { 10749 return true; 10750 } 10751 } 10752 return false; 10753 } 10754 10755 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 10756 UserHandle user, String installerPackageName, String volumeUuid, 10757 PackageInstalledInfo res) { 10758 PackageParser.Package oldPackage; 10759 String pkgName = pkg.packageName; 10760 int[] allUsers; 10761 boolean[] perUserInstalled; 10762 10763 // First find the old package info and check signatures 10764 synchronized(mPackages) { 10765 oldPackage = mPackages.get(pkgName); 10766 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 10767 PackageSetting ps = mSettings.mPackages.get(pkgName); 10768 if (ps == null || !ps.keySetData.isUsingUpgradeKeySets() || ps.sharedUser != null) { 10769 // default to original signature matching 10770 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 10771 != PackageManager.SIGNATURE_MATCH) { 10772 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 10773 "New package has a different signature: " + pkgName); 10774 return; 10775 } 10776 } else { 10777 if(!checkUpgradeKeySetLP(ps, pkg)) { 10778 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 10779 "New package not signed by keys specified by upgrade-keysets: " 10780 + pkgName); 10781 return; 10782 } 10783 } 10784 10785 // In case of rollback, remember per-user/profile install state 10786 allUsers = sUserManager.getUserIds(); 10787 perUserInstalled = new boolean[allUsers.length]; 10788 for (int i = 0; i < allUsers.length; i++) { 10789 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 10790 } 10791 } 10792 10793 boolean sysPkg = (isSystemApp(oldPackage)); 10794 if (sysPkg) { 10795 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 10796 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 10797 } else { 10798 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 10799 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 10800 } 10801 } 10802 10803 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 10804 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 10805 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 10806 String volumeUuid, PackageInstalledInfo res) { 10807 String pkgName = deletedPackage.packageName; 10808 boolean deletedPkg = true; 10809 boolean updatedSettings = false; 10810 10811 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 10812 + deletedPackage); 10813 long origUpdateTime; 10814 if (pkg.mExtras != null) { 10815 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 10816 } else { 10817 origUpdateTime = 0; 10818 } 10819 10820 // First delete the existing package while retaining the data directory 10821 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 10822 res.removedInfo, true)) { 10823 // If the existing package wasn't successfully deleted 10824 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 10825 deletedPkg = false; 10826 } else { 10827 // Successfully deleted the old package; proceed with replace. 10828 10829 // If deleted package lived in a container, give users a chance to 10830 // relinquish resources before killing. 10831 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 10832 if (DEBUG_INSTALL) { 10833 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 10834 } 10835 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 10836 final ArrayList<String> pkgList = new ArrayList<String>(1); 10837 pkgList.add(deletedPackage.applicationInfo.packageName); 10838 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 10839 } 10840 10841 deleteCodeCacheDirsLI(pkgName); 10842 try { 10843 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 10844 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 10845 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 10846 perUserInstalled, res, user); 10847 updatedSettings = true; 10848 } catch (PackageManagerException e) { 10849 res.setError("Package couldn't be installed in " + pkg.codePath, e); 10850 } 10851 } 10852 10853 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 10854 // remove package from internal structures. Note that we want deletePackageX to 10855 // delete the package data and cache directories that it created in 10856 // scanPackageLocked, unless those directories existed before we even tried to 10857 // install. 10858 if(updatedSettings) { 10859 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 10860 deletePackageLI( 10861 pkgName, null, true, allUsers, perUserInstalled, 10862 PackageManager.DELETE_KEEP_DATA, 10863 res.removedInfo, true); 10864 } 10865 // Since we failed to install the new package we need to restore the old 10866 // package that we deleted. 10867 if (deletedPkg) { 10868 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 10869 File restoreFile = new File(deletedPackage.codePath); 10870 // Parse old package 10871 boolean oldExternal = isExternal(deletedPackage); 10872 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 10873 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 10874 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 10875 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 10876 try { 10877 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 10878 } catch (PackageManagerException e) { 10879 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 10880 + e.getMessage()); 10881 return; 10882 } 10883 // Restore of old package succeeded. Update permissions. 10884 // writer 10885 synchronized (mPackages) { 10886 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 10887 UPDATE_PERMISSIONS_ALL); 10888 // can downgrade to reader 10889 mSettings.writeLPr(); 10890 } 10891 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 10892 } 10893 } 10894 } 10895 10896 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 10897 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 10898 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 10899 String volumeUuid, PackageInstalledInfo res) { 10900 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 10901 + ", old=" + deletedPackage); 10902 boolean disabledSystem = false; 10903 boolean updatedSettings = false; 10904 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 10905 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 10906 != 0) { 10907 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 10908 } 10909 String packageName = deletedPackage.packageName; 10910 if (packageName == null) { 10911 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 10912 "Attempt to delete null packageName."); 10913 return; 10914 } 10915 PackageParser.Package oldPkg; 10916 PackageSetting oldPkgSetting; 10917 // reader 10918 synchronized (mPackages) { 10919 oldPkg = mPackages.get(packageName); 10920 oldPkgSetting = mSettings.mPackages.get(packageName); 10921 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 10922 (oldPkgSetting == null)) { 10923 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 10924 "Couldn't find package:" + packageName + " information"); 10925 return; 10926 } 10927 } 10928 10929 killApplication(packageName, oldPkg.applicationInfo.uid, "replace sys pkg"); 10930 10931 res.removedInfo.uid = oldPkg.applicationInfo.uid; 10932 res.removedInfo.removedPackage = packageName; 10933 // Remove existing system package 10934 removePackageLI(oldPkgSetting, true); 10935 // writer 10936 synchronized (mPackages) { 10937 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 10938 if (!disabledSystem && deletedPackage != null) { 10939 // We didn't need to disable the .apk as a current system package, 10940 // which means we are replacing another update that is already 10941 // installed. We need to make sure to delete the older one's .apk. 10942 res.removedInfo.args = createInstallArgsForExisting(0, 10943 deletedPackage.applicationInfo.getCodePath(), 10944 deletedPackage.applicationInfo.getResourcePath(), 10945 deletedPackage.applicationInfo.nativeLibraryRootDir, 10946 getAppDexInstructionSets(deletedPackage.applicationInfo)); 10947 } else { 10948 res.removedInfo.args = null; 10949 } 10950 } 10951 10952 // Successfully disabled the old package. Now proceed with re-installation 10953 deleteCodeCacheDirsLI(packageName); 10954 10955 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 10956 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 10957 10958 PackageParser.Package newPackage = null; 10959 try { 10960 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 10961 if (newPackage.mExtras != null) { 10962 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 10963 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 10964 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 10965 10966 // is the update attempting to change shared user? that isn't going to work... 10967 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 10968 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 10969 "Forbidding shared user change from " + oldPkgSetting.sharedUser 10970 + " to " + newPkgSetting.sharedUser); 10971 updatedSettings = true; 10972 } 10973 } 10974 10975 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10976 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 10977 perUserInstalled, res, user); 10978 updatedSettings = true; 10979 } 10980 10981 } catch (PackageManagerException e) { 10982 res.setError("Package couldn't be installed in " + pkg.codePath, e); 10983 } 10984 10985 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 10986 // Re installation failed. Restore old information 10987 // Remove new pkg information 10988 if (newPackage != null) { 10989 removeInstalledPackageLI(newPackage, true); 10990 } 10991 // Add back the old system package 10992 try { 10993 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 10994 } catch (PackageManagerException e) { 10995 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 10996 } 10997 // Restore the old system information in Settings 10998 synchronized (mPackages) { 10999 if (disabledSystem) { 11000 mSettings.enableSystemPackageLPw(packageName); 11001 } 11002 if (updatedSettings) { 11003 mSettings.setInstallerPackageName(packageName, 11004 oldPkgSetting.installerPackageName); 11005 } 11006 mSettings.writeLPr(); 11007 } 11008 } 11009 } 11010 11011 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 11012 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 11013 UserHandle user) { 11014 String pkgName = newPackage.packageName; 11015 synchronized (mPackages) { 11016 //write settings. the installStatus will be incomplete at this stage. 11017 //note that the new package setting would have already been 11018 //added to mPackages. It hasn't been persisted yet. 11019 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 11020 mSettings.writeLPr(); 11021 } 11022 11023 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 11024 11025 synchronized (mPackages) { 11026 updatePermissionsLPw(newPackage.packageName, newPackage, 11027 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 11028 ? UPDATE_PERMISSIONS_ALL : 0)); 11029 // For system-bundled packages, we assume that installing an upgraded version 11030 // of the package implies that the user actually wants to run that new code, 11031 // so we enable the package. 11032 PackageSetting ps = mSettings.mPackages.get(pkgName); 11033 if (ps != null) { 11034 if (isSystemApp(newPackage)) { 11035 // NB: implicit assumption that system package upgrades apply to all users 11036 if (DEBUG_INSTALL) { 11037 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 11038 } 11039 if (res.origUsers != null) { 11040 for (int userHandle : res.origUsers) { 11041 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 11042 userHandle, installerPackageName); 11043 } 11044 } 11045 // Also convey the prior install/uninstall state 11046 if (allUsers != null && perUserInstalled != null) { 11047 for (int i = 0; i < allUsers.length; i++) { 11048 if (DEBUG_INSTALL) { 11049 Slog.d(TAG, " user " + allUsers[i] 11050 + " => " + perUserInstalled[i]); 11051 } 11052 ps.setInstalled(perUserInstalled[i], allUsers[i]); 11053 } 11054 // these install state changes will be persisted in the 11055 // upcoming call to mSettings.writeLPr(). 11056 } 11057 } 11058 // It's implied that when a user requests installation, they want the app to be 11059 // installed and enabled. 11060 int userId = user.getIdentifier(); 11061 if (userId != UserHandle.USER_ALL) { 11062 ps.setInstalled(true, userId); 11063 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 11064 } 11065 } 11066 res.name = pkgName; 11067 res.uid = newPackage.applicationInfo.uid; 11068 res.pkg = newPackage; 11069 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 11070 mSettings.setInstallerPackageName(pkgName, installerPackageName); 11071 mSettings.setVolumeUuid(pkgName, volumeUuid); 11072 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11073 //to update install status 11074 mSettings.writeLPr(); 11075 } 11076 } 11077 11078 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 11079 final int installFlags = args.installFlags; 11080 final String installerPackageName = args.installerPackageName; 11081 final String volumeUuid = args.volumeUuid; 11082 final File tmpPackageFile = new File(args.getCodePath()); 11083 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 11084 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 11085 || (args.volumeUuid != null)); 11086 boolean replace = false; 11087 final int scanFlags = SCAN_NEW_INSTALL | SCAN_FORCE_DEX | SCAN_UPDATE_SIGNATURE; 11088 // Result object to be returned 11089 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11090 11091 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 11092 // Retrieve PackageSettings and parse package 11093 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 11094 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 11095 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11096 PackageParser pp = new PackageParser(); 11097 pp.setSeparateProcesses(mSeparateProcesses); 11098 pp.setDisplayMetrics(mMetrics); 11099 11100 final PackageParser.Package pkg; 11101 try { 11102 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 11103 } catch (PackageParserException e) { 11104 res.setError("Failed parse during installPackageLI", e); 11105 return; 11106 } 11107 11108 // Mark that we have an install time CPU ABI override. 11109 pkg.cpuAbiOverride = args.abiOverride; 11110 11111 String pkgName = res.name = pkg.packageName; 11112 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 11113 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 11114 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 11115 return; 11116 } 11117 } 11118 11119 try { 11120 pp.collectCertificates(pkg, parseFlags); 11121 pp.collectManifestDigest(pkg); 11122 } catch (PackageParserException e) { 11123 res.setError("Failed collect during installPackageLI", e); 11124 return; 11125 } 11126 11127 /* If the installer passed in a manifest digest, compare it now. */ 11128 if (args.manifestDigest != null) { 11129 if (DEBUG_INSTALL) { 11130 final String parsedManifest = pkg.manifestDigest == null ? "null" 11131 : pkg.manifestDigest.toString(); 11132 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 11133 + parsedManifest); 11134 } 11135 11136 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 11137 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 11138 return; 11139 } 11140 } else if (DEBUG_INSTALL) { 11141 final String parsedManifest = pkg.manifestDigest == null 11142 ? "null" : pkg.manifestDigest.toString(); 11143 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 11144 } 11145 11146 // Get rid of all references to package scan path via parser. 11147 pp = null; 11148 String oldCodePath = null; 11149 boolean systemApp = false; 11150 synchronized (mPackages) { 11151 // Check if installing already existing package 11152 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 11153 String oldName = mSettings.mRenamedPackages.get(pkgName); 11154 if (pkg.mOriginalPackages != null 11155 && pkg.mOriginalPackages.contains(oldName) 11156 && mPackages.containsKey(oldName)) { 11157 // This package is derived from an original package, 11158 // and this device has been updating from that original 11159 // name. We must continue using the original name, so 11160 // rename the new package here. 11161 pkg.setPackageName(oldName); 11162 pkgName = pkg.packageName; 11163 replace = true; 11164 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 11165 + oldName + " pkgName=" + pkgName); 11166 } else if (mPackages.containsKey(pkgName)) { 11167 // This package, under its official name, already exists 11168 // on the device; we should replace it. 11169 replace = true; 11170 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 11171 } 11172 } 11173 11174 PackageSetting ps = mSettings.mPackages.get(pkgName); 11175 if (ps != null) { 11176 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 11177 11178 // Quick sanity check that we're signed correctly if updating; 11179 // we'll check this again later when scanning, but we want to 11180 // bail early here before tripping over redefined permissions. 11181 if (!ps.keySetData.isUsingUpgradeKeySets() || ps.sharedUser != null) { 11182 try { 11183 verifySignaturesLP(ps, pkg); 11184 } catch (PackageManagerException e) { 11185 res.setError(e.error, e.getMessage()); 11186 return; 11187 } 11188 } else { 11189 if (!checkUpgradeKeySetLP(ps, pkg)) { 11190 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 11191 + pkg.packageName + " upgrade keys do not match the " 11192 + "previously installed version"); 11193 return; 11194 } 11195 } 11196 11197 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 11198 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 11199 systemApp = (ps.pkg.applicationInfo.flags & 11200 ApplicationInfo.FLAG_SYSTEM) != 0; 11201 } 11202 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 11203 } 11204 11205 // Check whether the newly-scanned package wants to define an already-defined perm 11206 int N = pkg.permissions.size(); 11207 for (int i = N-1; i >= 0; i--) { 11208 PackageParser.Permission perm = pkg.permissions.get(i); 11209 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 11210 if (bp != null) { 11211 // If the defining package is signed with our cert, it's okay. This 11212 // also includes the "updating the same package" case, of course. 11213 // "updating same package" could also involve key-rotation. 11214 final boolean sigsOk; 11215 if (!bp.sourcePackage.equals(pkg.packageName) 11216 || !(bp.packageSetting instanceof PackageSetting) 11217 || !bp.packageSetting.keySetData.isUsingUpgradeKeySets() 11218 || ((PackageSetting) bp.packageSetting).sharedUser != null) { 11219 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 11220 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 11221 } else { 11222 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 11223 } 11224 if (!sigsOk) { 11225 // If the owning package is the system itself, we log but allow 11226 // install to proceed; we fail the install on all other permission 11227 // redefinitions. 11228 if (!bp.sourcePackage.equals("android")) { 11229 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 11230 + pkg.packageName + " attempting to redeclare permission " 11231 + perm.info.name + " already owned by " + bp.sourcePackage); 11232 res.origPermission = perm.info.name; 11233 res.origPackage = bp.sourcePackage; 11234 return; 11235 } else { 11236 Slog.w(TAG, "Package " + pkg.packageName 11237 + " attempting to redeclare system permission " 11238 + perm.info.name + "; ignoring new declaration"); 11239 pkg.permissions.remove(i); 11240 } 11241 } 11242 } 11243 } 11244 11245 } 11246 11247 if (systemApp && onExternal) { 11248 // Disable updates to system apps on sdcard 11249 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 11250 "Cannot install updates to system apps on sdcard"); 11251 return; 11252 } 11253 11254 // Run dexopt before old package gets removed, to minimize time when app is not available 11255 int result = mPackageDexOptimizer 11256 .performDexOpt(pkg, null /* instruction sets */, true /* forceDex */, 11257 false /* defer */, false /* inclDependencies */); 11258 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 11259 res.setError(INSTALL_FAILED_DEXOPT, "Dexopt failed for " + pkg.codePath); 11260 return; 11261 } 11262 11263 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 11264 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 11265 return; 11266 } 11267 11268 startIntentFilterVerifications(args.user.getIdentifier(), pkg); 11269 11270 // Call with SCAN_NO_DEX, since dexopt has already been made 11271 if (replace) { 11272 replacePackageLI(pkg, parseFlags, scanFlags | SCAN_REPLACING | SCAN_NO_DEX, args.user, 11273 installerPackageName, volumeUuid, res); 11274 } else { 11275 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES 11276 | SCAN_NO_DEX, args.user, installerPackageName, volumeUuid, res); 11277 } 11278 synchronized (mPackages) { 11279 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11280 if (ps != null) { 11281 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 11282 } 11283 } 11284 } 11285 11286 private void startIntentFilterVerifications(int userId, PackageParser.Package pkg) { 11287 if (mIntentFilterVerifierComponent == null) { 11288 Slog.d(TAG, "No IntentFilter verification will not be done as " 11289 + "there is no IntentFilterVerifier available!"); 11290 return; 11291 } 11292 11293 final int verifierUid = getPackageUid( 11294 mIntentFilterVerifierComponent.getPackageName(), 11295 (userId == UserHandle.USER_ALL) ? UserHandle.USER_OWNER : userId); 11296 11297 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 11298 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 11299 msg.obj = pkg; 11300 msg.arg1 = userId; 11301 msg.arg2 = verifierUid; 11302 11303 mHandler.sendMessage(msg); 11304 } 11305 11306 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, 11307 PackageParser.Package pkg) { 11308 int size = pkg.activities.size(); 11309 if (size == 0) { 11310 Slog.d(TAG, "No activity, so no need to verify any IntentFilter!"); 11311 return; 11312 } 11313 11314 final boolean hasDomainURLs = hasDomainURLs(pkg); 11315 if (!hasDomainURLs) { 11316 Slog.d(TAG, "No domain URLs, so no need to verify any IntentFilter!"); 11317 return; 11318 } 11319 11320 Slog.d(TAG, "Checking for userId:" + userId + " if any IntentFilter from the " + size 11321 + " Activities needs verification ..."); 11322 11323 final int verificationId = mIntentFilterVerificationToken++; 11324 int count = 0; 11325 final String packageName = pkg.packageName; 11326 ArrayList<String> allHosts = new ArrayList<>(); 11327 11328 synchronized (mPackages) { 11329 for (PackageParser.Activity a : pkg.activities) { 11330 for (ActivityIntentInfo filter : a.intents) { 11331 boolean needsFilterVerification = filter.needsVerification(); 11332 if (needsFilterVerification && needsNetworkVerificationLPr(filter)) { 11333 Slog.d(TAG, "Verification needed for IntentFilter:" + filter.toString()); 11334 mIntentFilterVerifier.addOneIntentFilterVerification( 11335 verifierUid, userId, verificationId, filter, packageName); 11336 count++; 11337 } else if (!needsFilterVerification) { 11338 Slog.d(TAG, "No verification needed for IntentFilter:" 11339 + filter.toString()); 11340 if (hasValidDomains(filter)) { 11341 allHosts.addAll(filter.getHostsList()); 11342 } 11343 } else { 11344 Slog.d(TAG, "Verification already done for IntentFilter:" 11345 + filter.toString()); 11346 } 11347 } 11348 } 11349 } 11350 11351 if (count > 0) { 11352 mIntentFilterVerifier.startVerifications(userId); 11353 Slog.d(TAG, "Started " + count + " IntentFilter verification" 11354 + (count > 1 ? "s" : "") + " for userId:" + userId + "!"); 11355 } else { 11356 Slog.d(TAG, "No need to start any IntentFilter verification!"); 11357 if (allHosts.size() > 0 && mSettings.createIntentFilterVerificationIfNeededLPw( 11358 packageName, allHosts) != null) { 11359 scheduleWriteSettingsLocked(); 11360 } 11361 } 11362 } 11363 11364 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 11365 final ComponentName cn = filter.activity.getComponentName(); 11366 final String packageName = cn.getPackageName(); 11367 11368 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 11369 packageName); 11370 if (ivi == null) { 11371 return true; 11372 } 11373 int status = ivi.getStatus(); 11374 switch (status) { 11375 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 11376 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 11377 return true; 11378 11379 default: 11380 // Nothing to do 11381 return false; 11382 } 11383 } 11384 11385 private static boolean isMultiArch(PackageSetting ps) { 11386 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 11387 } 11388 11389 private static boolean isMultiArch(ApplicationInfo info) { 11390 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 11391 } 11392 11393 private static boolean isExternal(PackageParser.Package pkg) { 11394 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 11395 } 11396 11397 private static boolean isExternal(PackageSetting ps) { 11398 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 11399 } 11400 11401 private static boolean isExternal(ApplicationInfo info) { 11402 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 11403 } 11404 11405 private static boolean isSystemApp(PackageParser.Package pkg) { 11406 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 11407 } 11408 11409 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 11410 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 11411 } 11412 11413 private static boolean hasDomainURLs(PackageParser.Package pkg) { 11414 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 11415 } 11416 11417 private static boolean isSystemApp(PackageSetting ps) { 11418 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 11419 } 11420 11421 private static boolean isUpdatedSystemApp(PackageSetting ps) { 11422 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 11423 } 11424 11425 private int packageFlagsToInstallFlags(PackageSetting ps) { 11426 int installFlags = 0; 11427 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 11428 // This existing package was an external ASEC install when we have 11429 // the external flag without a UUID 11430 installFlags |= PackageManager.INSTALL_EXTERNAL; 11431 } 11432 if (ps.isForwardLocked()) { 11433 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 11434 } 11435 return installFlags; 11436 } 11437 11438 private void deleteTempPackageFiles() { 11439 final FilenameFilter filter = new FilenameFilter() { 11440 public boolean accept(File dir, String name) { 11441 return name.startsWith("vmdl") && name.endsWith(".tmp"); 11442 } 11443 }; 11444 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 11445 file.delete(); 11446 } 11447 } 11448 11449 @Override 11450 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 11451 int flags) { 11452 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 11453 flags); 11454 } 11455 11456 @Override 11457 public void deletePackage(final String packageName, 11458 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 11459 mContext.enforceCallingOrSelfPermission( 11460 android.Manifest.permission.DELETE_PACKAGES, null); 11461 final int uid = Binder.getCallingUid(); 11462 if (UserHandle.getUserId(uid) != userId) { 11463 mContext.enforceCallingPermission( 11464 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 11465 "deletePackage for user " + userId); 11466 } 11467 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 11468 try { 11469 observer.onPackageDeleted(packageName, 11470 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 11471 } catch (RemoteException re) { 11472 } 11473 return; 11474 } 11475 11476 boolean uninstallBlocked = false; 11477 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 11478 int[] users = sUserManager.getUserIds(); 11479 for (int i = 0; i < users.length; ++i) { 11480 if (getBlockUninstallForUser(packageName, users[i])) { 11481 uninstallBlocked = true; 11482 break; 11483 } 11484 } 11485 } else { 11486 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 11487 } 11488 if (uninstallBlocked) { 11489 try { 11490 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 11491 null); 11492 } catch (RemoteException re) { 11493 } 11494 return; 11495 } 11496 11497 if (DEBUG_REMOVE) { 11498 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 11499 } 11500 // Queue up an async operation since the package deletion may take a little while. 11501 mHandler.post(new Runnable() { 11502 public void run() { 11503 mHandler.removeCallbacks(this); 11504 final int returnCode = deletePackageX(packageName, userId, flags); 11505 if (observer != null) { 11506 try { 11507 observer.onPackageDeleted(packageName, returnCode, null); 11508 } catch (RemoteException e) { 11509 Log.i(TAG, "Observer no longer exists."); 11510 } //end catch 11511 } //end if 11512 } //end run 11513 }); 11514 } 11515 11516 private boolean isPackageDeviceAdmin(String packageName, int userId) { 11517 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 11518 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 11519 try { 11520 if (dpm != null) { 11521 if (dpm.isDeviceOwner(packageName)) { 11522 return true; 11523 } 11524 int[] users; 11525 if (userId == UserHandle.USER_ALL) { 11526 users = sUserManager.getUserIds(); 11527 } else { 11528 users = new int[]{userId}; 11529 } 11530 for (int i = 0; i < users.length; ++i) { 11531 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 11532 return true; 11533 } 11534 } 11535 } 11536 } catch (RemoteException e) { 11537 } 11538 return false; 11539 } 11540 11541 /** 11542 * This method is an internal method that could be get invoked either 11543 * to delete an installed package or to clean up a failed installation. 11544 * After deleting an installed package, a broadcast is sent to notify any 11545 * listeners that the package has been installed. For cleaning up a failed 11546 * installation, the broadcast is not necessary since the package's 11547 * installation wouldn't have sent the initial broadcast either 11548 * The key steps in deleting a package are 11549 * deleting the package information in internal structures like mPackages, 11550 * deleting the packages base directories through installd 11551 * updating mSettings to reflect current status 11552 * persisting settings for later use 11553 * sending a broadcast if necessary 11554 */ 11555 private int deletePackageX(String packageName, int userId, int flags) { 11556 final PackageRemovedInfo info = new PackageRemovedInfo(); 11557 final boolean res; 11558 11559 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 11560 ? UserHandle.ALL : new UserHandle(userId); 11561 11562 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 11563 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 11564 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 11565 } 11566 11567 boolean removedForAllUsers = false; 11568 boolean systemUpdate = false; 11569 11570 // for the uninstall-updates case and restricted profiles, remember the per- 11571 // userhandle installed state 11572 int[] allUsers; 11573 boolean[] perUserInstalled; 11574 synchronized (mPackages) { 11575 PackageSetting ps = mSettings.mPackages.get(packageName); 11576 allUsers = sUserManager.getUserIds(); 11577 perUserInstalled = new boolean[allUsers.length]; 11578 for (int i = 0; i < allUsers.length; i++) { 11579 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 11580 } 11581 } 11582 11583 synchronized (mInstallLock) { 11584 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 11585 res = deletePackageLI(packageName, removeForUser, 11586 true, allUsers, perUserInstalled, 11587 flags | REMOVE_CHATTY, info, true); 11588 systemUpdate = info.isRemovedPackageSystemUpdate; 11589 if (res && !systemUpdate && mPackages.get(packageName) == null) { 11590 removedForAllUsers = true; 11591 } 11592 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 11593 + " removedForAllUsers=" + removedForAllUsers); 11594 } 11595 11596 if (res) { 11597 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 11598 11599 // If the removed package was a system update, the old system package 11600 // was re-enabled; we need to broadcast this information 11601 if (systemUpdate) { 11602 Bundle extras = new Bundle(1); 11603 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 11604 ? info.removedAppId : info.uid); 11605 extras.putBoolean(Intent.EXTRA_REPLACING, true); 11606 11607 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 11608 extras, null, null, null); 11609 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 11610 extras, null, null, null); 11611 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 11612 null, packageName, null, null); 11613 } 11614 } 11615 // Force a gc here. 11616 Runtime.getRuntime().gc(); 11617 // Delete the resources here after sending the broadcast to let 11618 // other processes clean up before deleting resources. 11619 if (info.args != null) { 11620 synchronized (mInstallLock) { 11621 info.args.doPostDeleteLI(true); 11622 } 11623 } 11624 11625 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 11626 } 11627 11628 static class PackageRemovedInfo { 11629 String removedPackage; 11630 int uid = -1; 11631 int removedAppId = -1; 11632 int[] removedUsers = null; 11633 boolean isRemovedPackageSystemUpdate = false; 11634 // Clean up resources deleted packages. 11635 InstallArgs args = null; 11636 11637 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 11638 Bundle extras = new Bundle(1); 11639 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 11640 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 11641 if (replacing) { 11642 extras.putBoolean(Intent.EXTRA_REPLACING, true); 11643 } 11644 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 11645 if (removedPackage != null) { 11646 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 11647 extras, null, null, removedUsers); 11648 if (fullRemove && !replacing) { 11649 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 11650 extras, null, null, removedUsers); 11651 } 11652 } 11653 if (removedAppId >= 0) { 11654 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 11655 removedUsers); 11656 } 11657 } 11658 } 11659 11660 /* 11661 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 11662 * flag is not set, the data directory is removed as well. 11663 * make sure this flag is set for partially installed apps. If not its meaningless to 11664 * delete a partially installed application. 11665 */ 11666 private void removePackageDataLI(PackageSetting ps, 11667 int[] allUserHandles, boolean[] perUserInstalled, 11668 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 11669 String packageName = ps.name; 11670 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 11671 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 11672 // Retrieve object to delete permissions for shared user later on 11673 final PackageSetting deletedPs; 11674 // reader 11675 synchronized (mPackages) { 11676 deletedPs = mSettings.mPackages.get(packageName); 11677 if (outInfo != null) { 11678 outInfo.removedPackage = packageName; 11679 outInfo.removedUsers = deletedPs != null 11680 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 11681 : null; 11682 } 11683 } 11684 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 11685 removeDataDirsLI(packageName); 11686 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 11687 } 11688 // writer 11689 synchronized (mPackages) { 11690 if (deletedPs != null) { 11691 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 11692 if (outInfo != null) { 11693 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 11694 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 11695 } 11696 updatePermissionsLPw(deletedPs.name, null, 0); 11697 if (deletedPs.sharedUser != null) { 11698 // Remove permissions associated with package. Since runtime 11699 // permissions are per user we have to kill the removed package 11700 // or packages running under the shared user of the removed 11701 // package if revoking the permissions requested only by the removed 11702 // package is successful and this causes a change in gids. 11703 for (int userId : UserManagerService.getInstance().getUserIds()) { 11704 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 11705 userId); 11706 if (userIdToKill == UserHandle.USER_ALL 11707 || userIdToKill >= UserHandle.USER_OWNER) { 11708 // If gids changed for this user, kill all affected packages. 11709 mHandler.post(new Runnable() { 11710 @Override 11711 public void run() { 11712 // This has to happen with no lock held. 11713 killSettingPackagesForUser(deletedPs, userIdToKill, 11714 KILL_APP_REASON_GIDS_CHANGED); 11715 } 11716 }); 11717 break; 11718 } 11719 } 11720 } 11721 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 11722 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 11723 } 11724 // make sure to preserve per-user disabled state if this removal was just 11725 // a downgrade of a system app to the factory package 11726 if (allUserHandles != null && perUserInstalled != null) { 11727 if (DEBUG_REMOVE) { 11728 Slog.d(TAG, "Propagating install state across downgrade"); 11729 } 11730 for (int i = 0; i < allUserHandles.length; i++) { 11731 if (DEBUG_REMOVE) { 11732 Slog.d(TAG, " user " + allUserHandles[i] 11733 + " => " + perUserInstalled[i]); 11734 } 11735 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 11736 } 11737 } 11738 } 11739 // can downgrade to reader 11740 if (writeSettings) { 11741 // Save settings now 11742 mSettings.writeLPr(); 11743 } 11744 } 11745 if (outInfo != null) { 11746 // A user ID was deleted here. Go through all users and remove it 11747 // from KeyStore. 11748 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 11749 } 11750 } 11751 11752 static boolean locationIsPrivileged(File path) { 11753 try { 11754 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 11755 .getCanonicalPath(); 11756 return path.getCanonicalPath().startsWith(privilegedAppDir); 11757 } catch (IOException e) { 11758 Slog.e(TAG, "Unable to access code path " + path); 11759 } 11760 return false; 11761 } 11762 11763 /* 11764 * Tries to delete system package. 11765 */ 11766 private boolean deleteSystemPackageLI(PackageSetting newPs, 11767 int[] allUserHandles, boolean[] perUserInstalled, 11768 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 11769 final boolean applyUserRestrictions 11770 = (allUserHandles != null) && (perUserInstalled != null); 11771 PackageSetting disabledPs = null; 11772 // Confirm if the system package has been updated 11773 // An updated system app can be deleted. This will also have to restore 11774 // the system pkg from system partition 11775 // reader 11776 synchronized (mPackages) { 11777 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 11778 } 11779 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 11780 + " disabledPs=" + disabledPs); 11781 if (disabledPs == null) { 11782 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 11783 return false; 11784 } else if (DEBUG_REMOVE) { 11785 Slog.d(TAG, "Deleting system pkg from data partition"); 11786 } 11787 if (DEBUG_REMOVE) { 11788 if (applyUserRestrictions) { 11789 Slog.d(TAG, "Remembering install states:"); 11790 for (int i = 0; i < allUserHandles.length; i++) { 11791 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 11792 } 11793 } 11794 } 11795 // Delete the updated package 11796 outInfo.isRemovedPackageSystemUpdate = true; 11797 if (disabledPs.versionCode < newPs.versionCode) { 11798 // Delete data for downgrades 11799 flags &= ~PackageManager.DELETE_KEEP_DATA; 11800 } else { 11801 // Preserve data by setting flag 11802 flags |= PackageManager.DELETE_KEEP_DATA; 11803 } 11804 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 11805 allUserHandles, perUserInstalled, outInfo, writeSettings); 11806 if (!ret) { 11807 return false; 11808 } 11809 // writer 11810 synchronized (mPackages) { 11811 // Reinstate the old system package 11812 mSettings.enableSystemPackageLPw(newPs.name); 11813 // Remove any native libraries from the upgraded package. 11814 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 11815 } 11816 // Install the system package 11817 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 11818 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 11819 if (locationIsPrivileged(disabledPs.codePath)) { 11820 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 11821 } 11822 11823 final PackageParser.Package newPkg; 11824 try { 11825 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 11826 } catch (PackageManagerException e) { 11827 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 11828 return false; 11829 } 11830 11831 // writer 11832 synchronized (mPackages) { 11833 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 11834 updatePermissionsLPw(newPkg.packageName, newPkg, 11835 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 11836 if (applyUserRestrictions) { 11837 if (DEBUG_REMOVE) { 11838 Slog.d(TAG, "Propagating install state across reinstall"); 11839 } 11840 for (int i = 0; i < allUserHandles.length; i++) { 11841 if (DEBUG_REMOVE) { 11842 Slog.d(TAG, " user " + allUserHandles[i] 11843 + " => " + perUserInstalled[i]); 11844 } 11845 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 11846 } 11847 // Regardless of writeSettings we need to ensure that this restriction 11848 // state propagation is persisted 11849 mSettings.writeAllUsersPackageRestrictionsLPr(); 11850 } 11851 // can downgrade to reader here 11852 if (writeSettings) { 11853 mSettings.writeLPr(); 11854 } 11855 } 11856 return true; 11857 } 11858 11859 private boolean deleteInstalledPackageLI(PackageSetting ps, 11860 boolean deleteCodeAndResources, int flags, 11861 int[] allUserHandles, boolean[] perUserInstalled, 11862 PackageRemovedInfo outInfo, boolean writeSettings) { 11863 if (outInfo != null) { 11864 outInfo.uid = ps.appId; 11865 } 11866 11867 // Delete package data from internal structures and also remove data if flag is set 11868 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 11869 11870 // Delete application code and resources 11871 if (deleteCodeAndResources && (outInfo != null)) { 11872 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 11873 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 11874 getAppDexInstructionSets(ps)); 11875 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 11876 } 11877 return true; 11878 } 11879 11880 @Override 11881 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 11882 int userId) { 11883 mContext.enforceCallingOrSelfPermission( 11884 android.Manifest.permission.DELETE_PACKAGES, null); 11885 synchronized (mPackages) { 11886 PackageSetting ps = mSettings.mPackages.get(packageName); 11887 if (ps == null) { 11888 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 11889 return false; 11890 } 11891 if (!ps.getInstalled(userId)) { 11892 // Can't block uninstall for an app that is not installed or enabled. 11893 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 11894 return false; 11895 } 11896 ps.setBlockUninstall(blockUninstall, userId); 11897 mSettings.writePackageRestrictionsLPr(userId); 11898 } 11899 return true; 11900 } 11901 11902 @Override 11903 public boolean getBlockUninstallForUser(String packageName, int userId) { 11904 synchronized (mPackages) { 11905 PackageSetting ps = mSettings.mPackages.get(packageName); 11906 if (ps == null) { 11907 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 11908 return false; 11909 } 11910 return ps.getBlockUninstall(userId); 11911 } 11912 } 11913 11914 /* 11915 * This method handles package deletion in general 11916 */ 11917 private boolean deletePackageLI(String packageName, UserHandle user, 11918 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 11919 int flags, PackageRemovedInfo outInfo, 11920 boolean writeSettings) { 11921 if (packageName == null) { 11922 Slog.w(TAG, "Attempt to delete null packageName."); 11923 return false; 11924 } 11925 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 11926 PackageSetting ps; 11927 boolean dataOnly = false; 11928 int removeUser = -1; 11929 int appId = -1; 11930 synchronized (mPackages) { 11931 ps = mSettings.mPackages.get(packageName); 11932 if (ps == null) { 11933 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 11934 return false; 11935 } 11936 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 11937 && user.getIdentifier() != UserHandle.USER_ALL) { 11938 // The caller is asking that the package only be deleted for a single 11939 // user. To do this, we just mark its uninstalled state and delete 11940 // its data. If this is a system app, we only allow this to happen if 11941 // they have set the special DELETE_SYSTEM_APP which requests different 11942 // semantics than normal for uninstalling system apps. 11943 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 11944 ps.setUserState(user.getIdentifier(), 11945 COMPONENT_ENABLED_STATE_DEFAULT, 11946 false, //installed 11947 true, //stopped 11948 true, //notLaunched 11949 false, //hidden 11950 null, null, null, 11951 false, // blockUninstall 11952 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 11953 if (!isSystemApp(ps)) { 11954 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 11955 // Other user still have this package installed, so all 11956 // we need to do is clear this user's data and save that 11957 // it is uninstalled. 11958 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 11959 removeUser = user.getIdentifier(); 11960 appId = ps.appId; 11961 mSettings.writePackageRestrictionsLPr(removeUser); 11962 } else { 11963 // We need to set it back to 'installed' so the uninstall 11964 // broadcasts will be sent correctly. 11965 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 11966 ps.setInstalled(true, user.getIdentifier()); 11967 } 11968 } else { 11969 // This is a system app, so we assume that the 11970 // other users still have this package installed, so all 11971 // we need to do is clear this user's data and save that 11972 // it is uninstalled. 11973 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 11974 removeUser = user.getIdentifier(); 11975 appId = ps.appId; 11976 mSettings.writePackageRestrictionsLPr(removeUser); 11977 } 11978 } 11979 } 11980 11981 if (removeUser >= 0) { 11982 // From above, we determined that we are deleting this only 11983 // for a single user. Continue the work here. 11984 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 11985 if (outInfo != null) { 11986 outInfo.removedPackage = packageName; 11987 outInfo.removedAppId = appId; 11988 outInfo.removedUsers = new int[] {removeUser}; 11989 } 11990 mInstaller.clearUserData(packageName, removeUser); 11991 removeKeystoreDataIfNeeded(removeUser, appId); 11992 schedulePackageCleaning(packageName, removeUser, false); 11993 return true; 11994 } 11995 11996 if (dataOnly) { 11997 // Delete application data first 11998 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 11999 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 12000 return true; 12001 } 12002 12003 boolean ret = false; 12004 if (isSystemApp(ps)) { 12005 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 12006 // When an updated system application is deleted we delete the existing resources as well and 12007 // fall back to existing code in system partition 12008 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 12009 flags, outInfo, writeSettings); 12010 } else { 12011 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 12012 // Kill application pre-emptively especially for apps on sd. 12013 killApplication(packageName, ps.appId, "uninstall pkg"); 12014 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 12015 allUserHandles, perUserInstalled, 12016 outInfo, writeSettings); 12017 } 12018 12019 return ret; 12020 } 12021 12022 private final class ClearStorageConnection implements ServiceConnection { 12023 IMediaContainerService mContainerService; 12024 12025 @Override 12026 public void onServiceConnected(ComponentName name, IBinder service) { 12027 synchronized (this) { 12028 mContainerService = IMediaContainerService.Stub.asInterface(service); 12029 notifyAll(); 12030 } 12031 } 12032 12033 @Override 12034 public void onServiceDisconnected(ComponentName name) { 12035 } 12036 } 12037 12038 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 12039 final boolean mounted; 12040 if (Environment.isExternalStorageEmulated()) { 12041 mounted = true; 12042 } else { 12043 final String status = Environment.getExternalStorageState(); 12044 12045 mounted = status.equals(Environment.MEDIA_MOUNTED) 12046 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 12047 } 12048 12049 if (!mounted) { 12050 return; 12051 } 12052 12053 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 12054 int[] users; 12055 if (userId == UserHandle.USER_ALL) { 12056 users = sUserManager.getUserIds(); 12057 } else { 12058 users = new int[] { userId }; 12059 } 12060 final ClearStorageConnection conn = new ClearStorageConnection(); 12061 if (mContext.bindServiceAsUser( 12062 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 12063 try { 12064 for (int curUser : users) { 12065 long timeout = SystemClock.uptimeMillis() + 5000; 12066 synchronized (conn) { 12067 long now = SystemClock.uptimeMillis(); 12068 while (conn.mContainerService == null && now < timeout) { 12069 try { 12070 conn.wait(timeout - now); 12071 } catch (InterruptedException e) { 12072 } 12073 } 12074 } 12075 if (conn.mContainerService == null) { 12076 return; 12077 } 12078 12079 final UserEnvironment userEnv = new UserEnvironment(curUser); 12080 clearDirectory(conn.mContainerService, 12081 userEnv.buildExternalStorageAppCacheDirs(packageName)); 12082 if (allData) { 12083 clearDirectory(conn.mContainerService, 12084 userEnv.buildExternalStorageAppDataDirs(packageName)); 12085 clearDirectory(conn.mContainerService, 12086 userEnv.buildExternalStorageAppMediaDirs(packageName)); 12087 } 12088 } 12089 } finally { 12090 mContext.unbindService(conn); 12091 } 12092 } 12093 } 12094 12095 @Override 12096 public void clearApplicationUserData(final String packageName, 12097 final IPackageDataObserver observer, final int userId) { 12098 mContext.enforceCallingOrSelfPermission( 12099 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 12100 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 12101 // Queue up an async operation since the package deletion may take a little while. 12102 mHandler.post(new Runnable() { 12103 public void run() { 12104 mHandler.removeCallbacks(this); 12105 final boolean succeeded; 12106 synchronized (mInstallLock) { 12107 succeeded = clearApplicationUserDataLI(packageName, userId); 12108 } 12109 clearExternalStorageDataSync(packageName, userId, true); 12110 if (succeeded) { 12111 // invoke DeviceStorageMonitor's update method to clear any notifications 12112 DeviceStorageMonitorInternal 12113 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 12114 if (dsm != null) { 12115 dsm.checkMemory(); 12116 } 12117 } 12118 if(observer != null) { 12119 try { 12120 observer.onRemoveCompleted(packageName, succeeded); 12121 } catch (RemoteException e) { 12122 Log.i(TAG, "Observer no longer exists."); 12123 } 12124 } //end if observer 12125 } //end run 12126 }); 12127 } 12128 12129 private boolean clearApplicationUserDataLI(String packageName, int userId) { 12130 if (packageName == null) { 12131 Slog.w(TAG, "Attempt to delete null packageName."); 12132 return false; 12133 } 12134 12135 // Try finding details about the requested package 12136 PackageParser.Package pkg; 12137 synchronized (mPackages) { 12138 pkg = mPackages.get(packageName); 12139 if (pkg == null) { 12140 final PackageSetting ps = mSettings.mPackages.get(packageName); 12141 if (ps != null) { 12142 pkg = ps.pkg; 12143 } 12144 } 12145 } 12146 12147 if (pkg == null) { 12148 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 12149 } 12150 12151 // Always delete data directories for package, even if we found no other 12152 // record of app. This helps users recover from UID mismatches without 12153 // resorting to a full data wipe. 12154 int retCode = mInstaller.clearUserData(packageName, userId); 12155 if (retCode < 0) { 12156 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 12157 return false; 12158 } 12159 12160 if (pkg == null) { 12161 return false; 12162 } 12163 12164 if (pkg != null && pkg.applicationInfo != null) { 12165 final int appId = pkg.applicationInfo.uid; 12166 removeKeystoreDataIfNeeded(userId, appId); 12167 } 12168 12169 // Create a native library symlink only if we have native libraries 12170 // and if the native libraries are 32 bit libraries. We do not provide 12171 // this symlink for 64 bit libraries. 12172 if (pkg != null && pkg.applicationInfo.primaryCpuAbi != null && 12173 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 12174 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 12175 if (mInstaller.linkNativeLibraryDirectory(pkg.packageName, nativeLibPath, userId) < 0) { 12176 Slog.w(TAG, "Failed linking native library dir"); 12177 return false; 12178 } 12179 } 12180 12181 return true; 12182 } 12183 12184 /** 12185 * Remove entries from the keystore daemon. Will only remove it if the 12186 * {@code appId} is valid. 12187 */ 12188 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 12189 if (appId < 0) { 12190 return; 12191 } 12192 12193 final KeyStore keyStore = KeyStore.getInstance(); 12194 if (keyStore != null) { 12195 if (userId == UserHandle.USER_ALL) { 12196 for (final int individual : sUserManager.getUserIds()) { 12197 keyStore.clearUid(UserHandle.getUid(individual, appId)); 12198 } 12199 } else { 12200 keyStore.clearUid(UserHandle.getUid(userId, appId)); 12201 } 12202 } else { 12203 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 12204 } 12205 } 12206 12207 @Override 12208 public void deleteApplicationCacheFiles(final String packageName, 12209 final IPackageDataObserver observer) { 12210 mContext.enforceCallingOrSelfPermission( 12211 android.Manifest.permission.DELETE_CACHE_FILES, null); 12212 // Queue up an async operation since the package deletion may take a little while. 12213 final int userId = UserHandle.getCallingUserId(); 12214 mHandler.post(new Runnable() { 12215 public void run() { 12216 mHandler.removeCallbacks(this); 12217 final boolean succeded; 12218 synchronized (mInstallLock) { 12219 succeded = deleteApplicationCacheFilesLI(packageName, userId); 12220 } 12221 clearExternalStorageDataSync(packageName, userId, false); 12222 if(observer != null) { 12223 try { 12224 observer.onRemoveCompleted(packageName, succeded); 12225 } catch (RemoteException e) { 12226 Log.i(TAG, "Observer no longer exists."); 12227 } 12228 } //end if observer 12229 } //end run 12230 }); 12231 } 12232 12233 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 12234 if (packageName == null) { 12235 Slog.w(TAG, "Attempt to delete null packageName."); 12236 return false; 12237 } 12238 PackageParser.Package p; 12239 synchronized (mPackages) { 12240 p = mPackages.get(packageName); 12241 } 12242 if (p == null) { 12243 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 12244 return false; 12245 } 12246 final ApplicationInfo applicationInfo = p.applicationInfo; 12247 if (applicationInfo == null) { 12248 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 12249 return false; 12250 } 12251 int retCode = mInstaller.deleteCacheFiles(packageName, userId); 12252 if (retCode < 0) { 12253 Slog.w(TAG, "Couldn't remove cache files for package: " 12254 + packageName + " u" + userId); 12255 return false; 12256 } 12257 return true; 12258 } 12259 12260 @Override 12261 public void getPackageSizeInfo(final String packageName, int userHandle, 12262 final IPackageStatsObserver observer) { 12263 mContext.enforceCallingOrSelfPermission( 12264 android.Manifest.permission.GET_PACKAGE_SIZE, null); 12265 if (packageName == null) { 12266 throw new IllegalArgumentException("Attempt to get size of null packageName"); 12267 } 12268 12269 PackageStats stats = new PackageStats(packageName, userHandle); 12270 12271 /* 12272 * Queue up an async operation since the package measurement may take a 12273 * little while. 12274 */ 12275 Message msg = mHandler.obtainMessage(INIT_COPY); 12276 msg.obj = new MeasureParams(stats, observer); 12277 mHandler.sendMessage(msg); 12278 } 12279 12280 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 12281 PackageStats pStats) { 12282 if (packageName == null) { 12283 Slog.w(TAG, "Attempt to get size of null packageName."); 12284 return false; 12285 } 12286 PackageParser.Package p; 12287 boolean dataOnly = false; 12288 String libDirRoot = null; 12289 String asecPath = null; 12290 PackageSetting ps = null; 12291 synchronized (mPackages) { 12292 p = mPackages.get(packageName); 12293 ps = mSettings.mPackages.get(packageName); 12294 if(p == null) { 12295 dataOnly = true; 12296 if((ps == null) || (ps.pkg == null)) { 12297 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 12298 return false; 12299 } 12300 p = ps.pkg; 12301 } 12302 if (ps != null) { 12303 libDirRoot = ps.legacyNativeLibraryPathString; 12304 } 12305 if (p != null && (isExternal(p) || p.isForwardLocked())) { 12306 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 12307 if (secureContainerId != null) { 12308 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 12309 } 12310 } 12311 } 12312 String publicSrcDir = null; 12313 if(!dataOnly) { 12314 final ApplicationInfo applicationInfo = p.applicationInfo; 12315 if (applicationInfo == null) { 12316 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 12317 return false; 12318 } 12319 if (p.isForwardLocked()) { 12320 publicSrcDir = applicationInfo.getBaseResourcePath(); 12321 } 12322 } 12323 // TODO: extend to measure size of split APKs 12324 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 12325 // not just the first level. 12326 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 12327 // just the primary. 12328 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 12329 int res = mInstaller.getSizeInfo(packageName, userHandle, p.baseCodePath, libDirRoot, 12330 publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 12331 if (res < 0) { 12332 return false; 12333 } 12334 12335 // Fix-up for forward-locked applications in ASEC containers. 12336 if (!isExternal(p)) { 12337 pStats.codeSize += pStats.externalCodeSize; 12338 pStats.externalCodeSize = 0L; 12339 } 12340 12341 return true; 12342 } 12343 12344 12345 @Override 12346 public void addPackageToPreferred(String packageName) { 12347 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 12348 } 12349 12350 @Override 12351 public void removePackageFromPreferred(String packageName) { 12352 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 12353 } 12354 12355 @Override 12356 public List<PackageInfo> getPreferredPackages(int flags) { 12357 return new ArrayList<PackageInfo>(); 12358 } 12359 12360 private int getUidTargetSdkVersionLockedLPr(int uid) { 12361 Object obj = mSettings.getUserIdLPr(uid); 12362 if (obj instanceof SharedUserSetting) { 12363 final SharedUserSetting sus = (SharedUserSetting) obj; 12364 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 12365 final Iterator<PackageSetting> it = sus.packages.iterator(); 12366 while (it.hasNext()) { 12367 final PackageSetting ps = it.next(); 12368 if (ps.pkg != null) { 12369 int v = ps.pkg.applicationInfo.targetSdkVersion; 12370 if (v < vers) vers = v; 12371 } 12372 } 12373 return vers; 12374 } else if (obj instanceof PackageSetting) { 12375 final PackageSetting ps = (PackageSetting) obj; 12376 if (ps.pkg != null) { 12377 return ps.pkg.applicationInfo.targetSdkVersion; 12378 } 12379 } 12380 return Build.VERSION_CODES.CUR_DEVELOPMENT; 12381 } 12382 12383 @Override 12384 public void addPreferredActivity(IntentFilter filter, int match, 12385 ComponentName[] set, ComponentName activity, int userId) { 12386 addPreferredActivityInternal(filter, match, set, activity, true, userId, 12387 "Adding preferred"); 12388 } 12389 12390 private void addPreferredActivityInternal(IntentFilter filter, int match, 12391 ComponentName[] set, ComponentName activity, boolean always, int userId, 12392 String opname) { 12393 // writer 12394 int callingUid = Binder.getCallingUid(); 12395 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 12396 if (filter.countActions() == 0) { 12397 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 12398 return; 12399 } 12400 synchronized (mPackages) { 12401 if (mContext.checkCallingOrSelfPermission( 12402 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 12403 != PackageManager.PERMISSION_GRANTED) { 12404 if (getUidTargetSdkVersionLockedLPr(callingUid) 12405 < Build.VERSION_CODES.FROYO) { 12406 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 12407 + callingUid); 12408 return; 12409 } 12410 mContext.enforceCallingOrSelfPermission( 12411 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 12412 } 12413 12414 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 12415 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 12416 + userId + ":"); 12417 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 12418 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 12419 scheduleWritePackageRestrictionsLocked(userId); 12420 } 12421 } 12422 12423 @Override 12424 public void replacePreferredActivity(IntentFilter filter, int match, 12425 ComponentName[] set, ComponentName activity, int userId) { 12426 if (filter.countActions() != 1) { 12427 throw new IllegalArgumentException( 12428 "replacePreferredActivity expects filter to have only 1 action."); 12429 } 12430 if (filter.countDataAuthorities() != 0 12431 || filter.countDataPaths() != 0 12432 || filter.countDataSchemes() > 1 12433 || filter.countDataTypes() != 0) { 12434 throw new IllegalArgumentException( 12435 "replacePreferredActivity expects filter to have no data authorities, " + 12436 "paths, or types; and at most one scheme."); 12437 } 12438 12439 final int callingUid = Binder.getCallingUid(); 12440 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 12441 synchronized (mPackages) { 12442 if (mContext.checkCallingOrSelfPermission( 12443 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 12444 != PackageManager.PERMISSION_GRANTED) { 12445 if (getUidTargetSdkVersionLockedLPr(callingUid) 12446 < Build.VERSION_CODES.FROYO) { 12447 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 12448 + Binder.getCallingUid()); 12449 return; 12450 } 12451 mContext.enforceCallingOrSelfPermission( 12452 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 12453 } 12454 12455 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 12456 if (pir != null) { 12457 // Get all of the existing entries that exactly match this filter. 12458 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 12459 if (existing != null && existing.size() == 1) { 12460 PreferredActivity cur = existing.get(0); 12461 if (DEBUG_PREFERRED) { 12462 Slog.i(TAG, "Checking replace of preferred:"); 12463 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 12464 if (!cur.mPref.mAlways) { 12465 Slog.i(TAG, " -- CUR; not mAlways!"); 12466 } else { 12467 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 12468 Slog.i(TAG, " -- CUR: mSet=" 12469 + Arrays.toString(cur.mPref.mSetComponents)); 12470 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 12471 Slog.i(TAG, " -- NEW: mMatch=" 12472 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 12473 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 12474 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 12475 } 12476 } 12477 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 12478 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 12479 && cur.mPref.sameSet(set)) { 12480 // Setting the preferred activity to what it happens to be already 12481 if (DEBUG_PREFERRED) { 12482 Slog.i(TAG, "Replacing with same preferred activity " 12483 + cur.mPref.mShortComponent + " for user " 12484 + userId + ":"); 12485 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 12486 } 12487 return; 12488 } 12489 } 12490 12491 if (existing != null) { 12492 if (DEBUG_PREFERRED) { 12493 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 12494 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 12495 } 12496 for (int i = 0; i < existing.size(); i++) { 12497 PreferredActivity pa = existing.get(i); 12498 if (DEBUG_PREFERRED) { 12499 Slog.i(TAG, "Removing existing preferred activity " 12500 + pa.mPref.mComponent + ":"); 12501 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 12502 } 12503 pir.removeFilter(pa); 12504 } 12505 } 12506 } 12507 addPreferredActivityInternal(filter, match, set, activity, true, userId, 12508 "Replacing preferred"); 12509 } 12510 } 12511 12512 @Override 12513 public void clearPackagePreferredActivities(String packageName) { 12514 final int uid = Binder.getCallingUid(); 12515 // writer 12516 synchronized (mPackages) { 12517 PackageParser.Package pkg = mPackages.get(packageName); 12518 if (pkg == null || pkg.applicationInfo.uid != uid) { 12519 if (mContext.checkCallingOrSelfPermission( 12520 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 12521 != PackageManager.PERMISSION_GRANTED) { 12522 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 12523 < Build.VERSION_CODES.FROYO) { 12524 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 12525 + Binder.getCallingUid()); 12526 return; 12527 } 12528 mContext.enforceCallingOrSelfPermission( 12529 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 12530 } 12531 } 12532 12533 int user = UserHandle.getCallingUserId(); 12534 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 12535 scheduleWritePackageRestrictionsLocked(user); 12536 } 12537 } 12538 } 12539 12540 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 12541 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 12542 ArrayList<PreferredActivity> removed = null; 12543 boolean changed = false; 12544 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 12545 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 12546 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 12547 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 12548 continue; 12549 } 12550 Iterator<PreferredActivity> it = pir.filterIterator(); 12551 while (it.hasNext()) { 12552 PreferredActivity pa = it.next(); 12553 // Mark entry for removal only if it matches the package name 12554 // and the entry is of type "always". 12555 if (packageName == null || 12556 (pa.mPref.mComponent.getPackageName().equals(packageName) 12557 && pa.mPref.mAlways)) { 12558 if (removed == null) { 12559 removed = new ArrayList<PreferredActivity>(); 12560 } 12561 removed.add(pa); 12562 } 12563 } 12564 if (removed != null) { 12565 for (int j=0; j<removed.size(); j++) { 12566 PreferredActivity pa = removed.get(j); 12567 pir.removeFilter(pa); 12568 } 12569 changed = true; 12570 } 12571 } 12572 return changed; 12573 } 12574 12575 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 12576 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 12577 if (userId == UserHandle.USER_ALL) { 12578 mSettings.removeIntentFilterVerificationLPw(packageName, sUserManager.getUserIds()); 12579 for (int oneUserId : sUserManager.getUserIds()) { 12580 scheduleWritePackageRestrictionsLocked(oneUserId); 12581 } 12582 } else { 12583 mSettings.removeIntentFilterVerificationLPw(packageName, userId); 12584 scheduleWritePackageRestrictionsLocked(userId); 12585 } 12586 } 12587 12588 @Override 12589 public void resetPreferredActivities(int userId) { 12590 /* TODO: Actually use userId. Why is it being passed in? */ 12591 mContext.enforceCallingOrSelfPermission( 12592 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 12593 // writer 12594 synchronized (mPackages) { 12595 int user = UserHandle.getCallingUserId(); 12596 clearPackagePreferredActivitiesLPw(null, user); 12597 mSettings.readDefaultPreferredAppsLPw(this, user); 12598 scheduleWritePackageRestrictionsLocked(user); 12599 } 12600 } 12601 12602 @Override 12603 public int getPreferredActivities(List<IntentFilter> outFilters, 12604 List<ComponentName> outActivities, String packageName) { 12605 12606 int num = 0; 12607 final int userId = UserHandle.getCallingUserId(); 12608 // reader 12609 synchronized (mPackages) { 12610 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 12611 if (pir != null) { 12612 final Iterator<PreferredActivity> it = pir.filterIterator(); 12613 while (it.hasNext()) { 12614 final PreferredActivity pa = it.next(); 12615 if (packageName == null 12616 || (pa.mPref.mComponent.getPackageName().equals(packageName) 12617 && pa.mPref.mAlways)) { 12618 if (outFilters != null) { 12619 outFilters.add(new IntentFilter(pa)); 12620 } 12621 if (outActivities != null) { 12622 outActivities.add(pa.mPref.mComponent); 12623 } 12624 } 12625 } 12626 } 12627 } 12628 12629 return num; 12630 } 12631 12632 @Override 12633 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 12634 int userId) { 12635 int callingUid = Binder.getCallingUid(); 12636 if (callingUid != Process.SYSTEM_UID) { 12637 throw new SecurityException( 12638 "addPersistentPreferredActivity can only be run by the system"); 12639 } 12640 if (filter.countActions() == 0) { 12641 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 12642 return; 12643 } 12644 synchronized (mPackages) { 12645 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 12646 " :"); 12647 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 12648 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 12649 new PersistentPreferredActivity(filter, activity)); 12650 scheduleWritePackageRestrictionsLocked(userId); 12651 } 12652 } 12653 12654 @Override 12655 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 12656 int callingUid = Binder.getCallingUid(); 12657 if (callingUid != Process.SYSTEM_UID) { 12658 throw new SecurityException( 12659 "clearPackagePersistentPreferredActivities can only be run by the system"); 12660 } 12661 ArrayList<PersistentPreferredActivity> removed = null; 12662 boolean changed = false; 12663 synchronized (mPackages) { 12664 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 12665 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 12666 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 12667 .valueAt(i); 12668 if (userId != thisUserId) { 12669 continue; 12670 } 12671 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 12672 while (it.hasNext()) { 12673 PersistentPreferredActivity ppa = it.next(); 12674 // Mark entry for removal only if it matches the package name. 12675 if (ppa.mComponent.getPackageName().equals(packageName)) { 12676 if (removed == null) { 12677 removed = new ArrayList<PersistentPreferredActivity>(); 12678 } 12679 removed.add(ppa); 12680 } 12681 } 12682 if (removed != null) { 12683 for (int j=0; j<removed.size(); j++) { 12684 PersistentPreferredActivity ppa = removed.get(j); 12685 ppir.removeFilter(ppa); 12686 } 12687 changed = true; 12688 } 12689 } 12690 12691 if (changed) { 12692 scheduleWritePackageRestrictionsLocked(userId); 12693 } 12694 } 12695 } 12696 12697 /** 12698 * Non-Binder method, support for the backup/restore mechanism: write the 12699 * full set of preferred activities in its canonical XML format. Returns true 12700 * on success; false otherwise. 12701 */ 12702 @Override 12703 public byte[] getPreferredActivityBackup(int userId) { 12704 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 12705 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 12706 } 12707 12708 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 12709 try { 12710 final XmlSerializer serializer = new FastXmlSerializer(); 12711 serializer.setOutput(dataStream, "utf-8"); 12712 serializer.startDocument(null, true); 12713 serializer.startTag(null, TAG_PREFERRED_BACKUP); 12714 12715 synchronized (mPackages) { 12716 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 12717 } 12718 12719 serializer.endTag(null, TAG_PREFERRED_BACKUP); 12720 serializer.endDocument(); 12721 serializer.flush(); 12722 } catch (Exception e) { 12723 if (DEBUG_BACKUP) { 12724 Slog.e(TAG, "Unable to write preferred activities for backup", e); 12725 } 12726 return null; 12727 } 12728 12729 return dataStream.toByteArray(); 12730 } 12731 12732 @Override 12733 public void restorePreferredActivities(byte[] backup, int userId) { 12734 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 12735 throw new SecurityException("Only the system may call restorePreferredActivities()"); 12736 } 12737 12738 try { 12739 final XmlPullParser parser = Xml.newPullParser(); 12740 parser.setInput(new ByteArrayInputStream(backup), null); 12741 12742 int type; 12743 while ((type = parser.next()) != XmlPullParser.START_TAG 12744 && type != XmlPullParser.END_DOCUMENT) { 12745 } 12746 if (type != XmlPullParser.START_TAG) { 12747 // oops didn't find a start tag?! 12748 if (DEBUG_BACKUP) { 12749 Slog.e(TAG, "Didn't find start tag during restore"); 12750 } 12751 return; 12752 } 12753 12754 // this is supposed to be TAG_PREFERRED_BACKUP 12755 if (!TAG_PREFERRED_BACKUP.equals(parser.getName())) { 12756 if (DEBUG_BACKUP) { 12757 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 12758 } 12759 return; 12760 } 12761 12762 // skip interfering stuff, then we're aligned with the backing implementation 12763 while ((type = parser.next()) == XmlPullParser.TEXT) { } 12764 synchronized (mPackages) { 12765 mSettings.readPreferredActivitiesLPw(parser, userId); 12766 } 12767 } catch (Exception e) { 12768 if (DEBUG_BACKUP) { 12769 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 12770 } 12771 } 12772 } 12773 12774 @Override 12775 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 12776 int sourceUserId, int targetUserId, int flags) { 12777 mContext.enforceCallingOrSelfPermission( 12778 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 12779 int callingUid = Binder.getCallingUid(); 12780 enforceOwnerRights(ownerPackage, callingUid); 12781 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 12782 if (intentFilter.countActions() == 0) { 12783 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 12784 return; 12785 } 12786 synchronized (mPackages) { 12787 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 12788 ownerPackage, targetUserId, flags); 12789 CrossProfileIntentResolver resolver = 12790 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 12791 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 12792 // We have all those whose filter is equal. Now checking if the rest is equal as well. 12793 if (existing != null) { 12794 int size = existing.size(); 12795 for (int i = 0; i < size; i++) { 12796 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 12797 return; 12798 } 12799 } 12800 } 12801 resolver.addFilter(newFilter); 12802 scheduleWritePackageRestrictionsLocked(sourceUserId); 12803 } 12804 } 12805 12806 @Override 12807 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 12808 mContext.enforceCallingOrSelfPermission( 12809 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 12810 int callingUid = Binder.getCallingUid(); 12811 enforceOwnerRights(ownerPackage, callingUid); 12812 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 12813 synchronized (mPackages) { 12814 CrossProfileIntentResolver resolver = 12815 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 12816 ArraySet<CrossProfileIntentFilter> set = 12817 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 12818 for (CrossProfileIntentFilter filter : set) { 12819 if (filter.getOwnerPackage().equals(ownerPackage)) { 12820 resolver.removeFilter(filter); 12821 } 12822 } 12823 scheduleWritePackageRestrictionsLocked(sourceUserId); 12824 } 12825 } 12826 12827 // Enforcing that callingUid is owning pkg on userId 12828 private void enforceOwnerRights(String pkg, int callingUid) { 12829 // The system owns everything. 12830 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 12831 return; 12832 } 12833 int callingUserId = UserHandle.getUserId(callingUid); 12834 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 12835 if (pi == null) { 12836 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 12837 + callingUserId); 12838 } 12839 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 12840 throw new SecurityException("Calling uid " + callingUid 12841 + " does not own package " + pkg); 12842 } 12843 } 12844 12845 @Override 12846 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 12847 Intent intent = new Intent(Intent.ACTION_MAIN); 12848 intent.addCategory(Intent.CATEGORY_HOME); 12849 12850 final int callingUserId = UserHandle.getCallingUserId(); 12851 List<ResolveInfo> list = queryIntentActivities(intent, null, 12852 PackageManager.GET_META_DATA, callingUserId); 12853 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 12854 true, false, false, callingUserId); 12855 12856 allHomeCandidates.clear(); 12857 if (list != null) { 12858 for (ResolveInfo ri : list) { 12859 allHomeCandidates.add(ri); 12860 } 12861 } 12862 return (preferred == null || preferred.activityInfo == null) 12863 ? null 12864 : new ComponentName(preferred.activityInfo.packageName, 12865 preferred.activityInfo.name); 12866 } 12867 12868 @Override 12869 public void setApplicationEnabledSetting(String appPackageName, 12870 int newState, int flags, int userId, String callingPackage) { 12871 if (!sUserManager.exists(userId)) return; 12872 if (callingPackage == null) { 12873 callingPackage = Integer.toString(Binder.getCallingUid()); 12874 } 12875 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 12876 } 12877 12878 @Override 12879 public void setComponentEnabledSetting(ComponentName componentName, 12880 int newState, int flags, int userId) { 12881 if (!sUserManager.exists(userId)) return; 12882 setEnabledSetting(componentName.getPackageName(), 12883 componentName.getClassName(), newState, flags, userId, null); 12884 } 12885 12886 private void setEnabledSetting(final String packageName, String className, int newState, 12887 final int flags, int userId, String callingPackage) { 12888 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 12889 || newState == COMPONENT_ENABLED_STATE_ENABLED 12890 || newState == COMPONENT_ENABLED_STATE_DISABLED 12891 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 12892 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 12893 throw new IllegalArgumentException("Invalid new component state: " 12894 + newState); 12895 } 12896 PackageSetting pkgSetting; 12897 final int uid = Binder.getCallingUid(); 12898 final int permission = mContext.checkCallingOrSelfPermission( 12899 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 12900 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 12901 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 12902 boolean sendNow = false; 12903 boolean isApp = (className == null); 12904 String componentName = isApp ? packageName : className; 12905 int packageUid = -1; 12906 ArrayList<String> components; 12907 12908 // writer 12909 synchronized (mPackages) { 12910 pkgSetting = mSettings.mPackages.get(packageName); 12911 if (pkgSetting == null) { 12912 if (className == null) { 12913 throw new IllegalArgumentException( 12914 "Unknown package: " + packageName); 12915 } 12916 throw new IllegalArgumentException( 12917 "Unknown component: " + packageName 12918 + "/" + className); 12919 } 12920 // Allow root and verify that userId is not being specified by a different user 12921 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 12922 throw new SecurityException( 12923 "Permission Denial: attempt to change component state from pid=" 12924 + Binder.getCallingPid() 12925 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 12926 } 12927 if (className == null) { 12928 // We're dealing with an application/package level state change 12929 if (pkgSetting.getEnabled(userId) == newState) { 12930 // Nothing to do 12931 return; 12932 } 12933 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 12934 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 12935 // Don't care about who enables an app. 12936 callingPackage = null; 12937 } 12938 pkgSetting.setEnabled(newState, userId, callingPackage); 12939 // pkgSetting.pkg.mSetEnabled = newState; 12940 } else { 12941 // We're dealing with a component level state change 12942 // First, verify that this is a valid class name. 12943 PackageParser.Package pkg = pkgSetting.pkg; 12944 if (pkg == null || !pkg.hasComponentClassName(className)) { 12945 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 12946 throw new IllegalArgumentException("Component class " + className 12947 + " does not exist in " + packageName); 12948 } else { 12949 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 12950 + className + " does not exist in " + packageName); 12951 } 12952 } 12953 switch (newState) { 12954 case COMPONENT_ENABLED_STATE_ENABLED: 12955 if (!pkgSetting.enableComponentLPw(className, userId)) { 12956 return; 12957 } 12958 break; 12959 case COMPONENT_ENABLED_STATE_DISABLED: 12960 if (!pkgSetting.disableComponentLPw(className, userId)) { 12961 return; 12962 } 12963 break; 12964 case COMPONENT_ENABLED_STATE_DEFAULT: 12965 if (!pkgSetting.restoreComponentLPw(className, userId)) { 12966 return; 12967 } 12968 break; 12969 default: 12970 Slog.e(TAG, "Invalid new component state: " + newState); 12971 return; 12972 } 12973 } 12974 scheduleWritePackageRestrictionsLocked(userId); 12975 components = mPendingBroadcasts.get(userId, packageName); 12976 final boolean newPackage = components == null; 12977 if (newPackage) { 12978 components = new ArrayList<String>(); 12979 } 12980 if (!components.contains(componentName)) { 12981 components.add(componentName); 12982 } 12983 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 12984 sendNow = true; 12985 // Purge entry from pending broadcast list if another one exists already 12986 // since we are sending one right away. 12987 mPendingBroadcasts.remove(userId, packageName); 12988 } else { 12989 if (newPackage) { 12990 mPendingBroadcasts.put(userId, packageName, components); 12991 } 12992 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 12993 // Schedule a message 12994 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 12995 } 12996 } 12997 } 12998 12999 long callingId = Binder.clearCallingIdentity(); 13000 try { 13001 if (sendNow) { 13002 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 13003 sendPackageChangedBroadcast(packageName, 13004 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 13005 } 13006 } finally { 13007 Binder.restoreCallingIdentity(callingId); 13008 } 13009 } 13010 13011 private void sendPackageChangedBroadcast(String packageName, 13012 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 13013 if (DEBUG_INSTALL) 13014 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 13015 + componentNames); 13016 Bundle extras = new Bundle(4); 13017 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 13018 String nameList[] = new String[componentNames.size()]; 13019 componentNames.toArray(nameList); 13020 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 13021 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 13022 extras.putInt(Intent.EXTRA_UID, packageUid); 13023 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 13024 new int[] {UserHandle.getUserId(packageUid)}); 13025 } 13026 13027 @Override 13028 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 13029 if (!sUserManager.exists(userId)) return; 13030 final int uid = Binder.getCallingUid(); 13031 final int permission = mContext.checkCallingOrSelfPermission( 13032 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 13033 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 13034 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 13035 // writer 13036 synchronized (mPackages) { 13037 if (mSettings.setPackageStoppedStateLPw(packageName, stopped, allowedByPermission, 13038 uid, userId)) { 13039 scheduleWritePackageRestrictionsLocked(userId); 13040 } 13041 } 13042 } 13043 13044 @Override 13045 public String getInstallerPackageName(String packageName) { 13046 // reader 13047 synchronized (mPackages) { 13048 return mSettings.getInstallerPackageNameLPr(packageName); 13049 } 13050 } 13051 13052 @Override 13053 public int getApplicationEnabledSetting(String packageName, int userId) { 13054 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 13055 int uid = Binder.getCallingUid(); 13056 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 13057 // reader 13058 synchronized (mPackages) { 13059 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 13060 } 13061 } 13062 13063 @Override 13064 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 13065 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 13066 int uid = Binder.getCallingUid(); 13067 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 13068 // reader 13069 synchronized (mPackages) { 13070 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 13071 } 13072 } 13073 13074 @Override 13075 public void enterSafeMode() { 13076 enforceSystemOrRoot("Only the system can request entering safe mode"); 13077 13078 if (!mSystemReady) { 13079 mSafeMode = true; 13080 } 13081 } 13082 13083 @Override 13084 public void systemReady() { 13085 mSystemReady = true; 13086 13087 // Read the compatibilty setting when the system is ready. 13088 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 13089 mContext.getContentResolver(), 13090 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 13091 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 13092 if (DEBUG_SETTINGS) { 13093 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 13094 } 13095 13096 synchronized (mPackages) { 13097 // Verify that all of the preferred activity components actually 13098 // exist. It is possible for applications to be updated and at 13099 // that point remove a previously declared activity component that 13100 // had been set as a preferred activity. We try to clean this up 13101 // the next time we encounter that preferred activity, but it is 13102 // possible for the user flow to never be able to return to that 13103 // situation so here we do a sanity check to make sure we haven't 13104 // left any junk around. 13105 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 13106 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13107 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13108 removed.clear(); 13109 for (PreferredActivity pa : pir.filterSet()) { 13110 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 13111 removed.add(pa); 13112 } 13113 } 13114 if (removed.size() > 0) { 13115 for (int r=0; r<removed.size(); r++) { 13116 PreferredActivity pa = removed.get(r); 13117 Slog.w(TAG, "Removing dangling preferred activity: " 13118 + pa.mPref.mComponent); 13119 pir.removeFilter(pa); 13120 } 13121 mSettings.writePackageRestrictionsLPr( 13122 mSettings.mPreferredActivities.keyAt(i)); 13123 } 13124 } 13125 } 13126 sUserManager.systemReady(); 13127 13128 // Kick off any messages waiting for system ready 13129 if (mPostSystemReadyMessages != null) { 13130 for (Message msg : mPostSystemReadyMessages) { 13131 msg.sendToTarget(); 13132 } 13133 mPostSystemReadyMessages = null; 13134 } 13135 13136 // Watch for external volumes that come and go over time 13137 final StorageManager storage = mContext.getSystemService(StorageManager.class); 13138 storage.registerListener(mStorageListener); 13139 13140 mInstallerService.systemReady(); 13141 } 13142 13143 @Override 13144 public boolean isSafeMode() { 13145 return mSafeMode; 13146 } 13147 13148 @Override 13149 public boolean hasSystemUidErrors() { 13150 return mHasSystemUidErrors; 13151 } 13152 13153 static String arrayToString(int[] array) { 13154 StringBuffer buf = new StringBuffer(128); 13155 buf.append('['); 13156 if (array != null) { 13157 for (int i=0; i<array.length; i++) { 13158 if (i > 0) buf.append(", "); 13159 buf.append(array[i]); 13160 } 13161 } 13162 buf.append(']'); 13163 return buf.toString(); 13164 } 13165 13166 static class DumpState { 13167 public static final int DUMP_LIBS = 1 << 0; 13168 public static final int DUMP_FEATURES = 1 << 1; 13169 public static final int DUMP_RESOLVERS = 1 << 2; 13170 public static final int DUMP_PERMISSIONS = 1 << 3; 13171 public static final int DUMP_PACKAGES = 1 << 4; 13172 public static final int DUMP_SHARED_USERS = 1 << 5; 13173 public static final int DUMP_MESSAGES = 1 << 6; 13174 public static final int DUMP_PROVIDERS = 1 << 7; 13175 public static final int DUMP_VERIFIERS = 1 << 8; 13176 public static final int DUMP_PREFERRED = 1 << 9; 13177 public static final int DUMP_PREFERRED_XML = 1 << 10; 13178 public static final int DUMP_KEYSETS = 1 << 11; 13179 public static final int DUMP_VERSION = 1 << 12; 13180 public static final int DUMP_INSTALLS = 1 << 13; 13181 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 14; 13182 public static final int DUMP_DOMAIN_PREFERRED = 1 << 15; 13183 13184 public static final int OPTION_SHOW_FILTERS = 1 << 0; 13185 13186 private int mTypes; 13187 13188 private int mOptions; 13189 13190 private boolean mTitlePrinted; 13191 13192 private SharedUserSetting mSharedUser; 13193 13194 public boolean isDumping(int type) { 13195 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 13196 return true; 13197 } 13198 13199 return (mTypes & type) != 0; 13200 } 13201 13202 public void setDump(int type) { 13203 mTypes |= type; 13204 } 13205 13206 public boolean isOptionEnabled(int option) { 13207 return (mOptions & option) != 0; 13208 } 13209 13210 public void setOptionEnabled(int option) { 13211 mOptions |= option; 13212 } 13213 13214 public boolean onTitlePrinted() { 13215 final boolean printed = mTitlePrinted; 13216 mTitlePrinted = true; 13217 return printed; 13218 } 13219 13220 public boolean getTitlePrinted() { 13221 return mTitlePrinted; 13222 } 13223 13224 public void setTitlePrinted(boolean enabled) { 13225 mTitlePrinted = enabled; 13226 } 13227 13228 public SharedUserSetting getSharedUser() { 13229 return mSharedUser; 13230 } 13231 13232 public void setSharedUser(SharedUserSetting user) { 13233 mSharedUser = user; 13234 } 13235 } 13236 13237 @Override 13238 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 13239 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 13240 != PackageManager.PERMISSION_GRANTED) { 13241 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 13242 + Binder.getCallingPid() 13243 + ", uid=" + Binder.getCallingUid() 13244 + " without permission " 13245 + android.Manifest.permission.DUMP); 13246 return; 13247 } 13248 13249 DumpState dumpState = new DumpState(); 13250 boolean fullPreferred = false; 13251 boolean checkin = false; 13252 13253 String packageName = null; 13254 13255 int opti = 0; 13256 while (opti < args.length) { 13257 String opt = args[opti]; 13258 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 13259 break; 13260 } 13261 opti++; 13262 13263 if ("-a".equals(opt)) { 13264 // Right now we only know how to print all. 13265 } else if ("-h".equals(opt)) { 13266 pw.println("Package manager dump options:"); 13267 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 13268 pw.println(" --checkin: dump for a checkin"); 13269 pw.println(" -f: print details of intent filters"); 13270 pw.println(" -h: print this help"); 13271 pw.println(" cmd may be one of:"); 13272 pw.println(" l[ibraries]: list known shared libraries"); 13273 pw.println(" f[ibraries]: list device features"); 13274 pw.println(" k[eysets]: print known keysets"); 13275 pw.println(" r[esolvers]: dump intent resolvers"); 13276 pw.println(" perm[issions]: dump permissions"); 13277 pw.println(" pref[erred]: print preferred package settings"); 13278 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 13279 pw.println(" prov[iders]: dump content providers"); 13280 pw.println(" p[ackages]: dump installed packages"); 13281 pw.println(" s[hared-users]: dump shared user IDs"); 13282 pw.println(" m[essages]: print collected runtime messages"); 13283 pw.println(" v[erifiers]: print package verifier info"); 13284 pw.println(" version: print database version info"); 13285 pw.println(" write: write current settings now"); 13286 pw.println(" <package.name>: info about given package"); 13287 pw.println(" installs: details about install sessions"); 13288 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 13289 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 13290 return; 13291 } else if ("--checkin".equals(opt)) { 13292 checkin = true; 13293 } else if ("-f".equals(opt)) { 13294 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 13295 } else { 13296 pw.println("Unknown argument: " + opt + "; use -h for help"); 13297 } 13298 } 13299 13300 // Is the caller requesting to dump a particular piece of data? 13301 if (opti < args.length) { 13302 String cmd = args[opti]; 13303 opti++; 13304 // Is this a package name? 13305 if ("android".equals(cmd) || cmd.contains(".")) { 13306 packageName = cmd; 13307 // When dumping a single package, we always dump all of its 13308 // filter information since the amount of data will be reasonable. 13309 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 13310 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 13311 dumpState.setDump(DumpState.DUMP_LIBS); 13312 } else if ("f".equals(cmd) || "features".equals(cmd)) { 13313 dumpState.setDump(DumpState.DUMP_FEATURES); 13314 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 13315 dumpState.setDump(DumpState.DUMP_RESOLVERS); 13316 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 13317 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 13318 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 13319 dumpState.setDump(DumpState.DUMP_PREFERRED); 13320 } else if ("preferred-xml".equals(cmd)) { 13321 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 13322 if (opti < args.length && "--full".equals(args[opti])) { 13323 fullPreferred = true; 13324 opti++; 13325 } 13326 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 13327 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 13328 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 13329 dumpState.setDump(DumpState.DUMP_PACKAGES); 13330 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 13331 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 13332 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 13333 dumpState.setDump(DumpState.DUMP_PROVIDERS); 13334 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 13335 dumpState.setDump(DumpState.DUMP_MESSAGES); 13336 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 13337 dumpState.setDump(DumpState.DUMP_VERIFIERS); 13338 } else if ("i".equals(cmd) || "ifv".equals(cmd) 13339 || "intent-filter-verifiers".equals(cmd)) { 13340 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 13341 } else if ("version".equals(cmd)) { 13342 dumpState.setDump(DumpState.DUMP_VERSION); 13343 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 13344 dumpState.setDump(DumpState.DUMP_KEYSETS); 13345 } else if ("installs".equals(cmd)) { 13346 dumpState.setDump(DumpState.DUMP_INSTALLS); 13347 } else if ("write".equals(cmd)) { 13348 synchronized (mPackages) { 13349 mSettings.writeLPr(); 13350 pw.println("Settings written."); 13351 return; 13352 } 13353 } 13354 } 13355 13356 if (checkin) { 13357 pw.println("vers,1"); 13358 } 13359 13360 // reader 13361 synchronized (mPackages) { 13362 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 13363 if (!checkin) { 13364 if (dumpState.onTitlePrinted()) 13365 pw.println(); 13366 pw.println("Database versions:"); 13367 pw.print(" SDK Version:"); 13368 pw.print(" internal="); 13369 pw.print(mSettings.mInternalSdkPlatform); 13370 pw.print(" external="); 13371 pw.println(mSettings.mExternalSdkPlatform); 13372 pw.print(" DB Version:"); 13373 pw.print(" internal="); 13374 pw.print(mSettings.mInternalDatabaseVersion); 13375 pw.print(" external="); 13376 pw.println(mSettings.mExternalDatabaseVersion); 13377 } 13378 } 13379 13380 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 13381 if (!checkin) { 13382 if (dumpState.onTitlePrinted()) 13383 pw.println(); 13384 pw.println("Verifiers:"); 13385 pw.print(" Required: "); 13386 pw.print(mRequiredVerifierPackage); 13387 pw.print(" (uid="); 13388 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 13389 pw.println(")"); 13390 } else if (mRequiredVerifierPackage != null) { 13391 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 13392 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 13393 } 13394 } 13395 13396 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 13397 packageName == null) { 13398 if (mIntentFilterVerifierComponent != null) { 13399 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 13400 if (!checkin) { 13401 if (dumpState.onTitlePrinted()) 13402 pw.println(); 13403 pw.println("Intent Filter Verifier:"); 13404 pw.print(" Using: "); 13405 pw.print(verifierPackageName); 13406 pw.print(" (uid="); 13407 pw.print(getPackageUid(verifierPackageName, 0)); 13408 pw.println(")"); 13409 } else if (verifierPackageName != null) { 13410 pw.print("ifv,"); pw.print(verifierPackageName); 13411 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 13412 } 13413 } else { 13414 pw.println(); 13415 pw.println("No Intent Filter Verifier available!"); 13416 } 13417 } 13418 13419 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 13420 boolean printedHeader = false; 13421 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 13422 while (it.hasNext()) { 13423 String name = it.next(); 13424 SharedLibraryEntry ent = mSharedLibraries.get(name); 13425 if (!checkin) { 13426 if (!printedHeader) { 13427 if (dumpState.onTitlePrinted()) 13428 pw.println(); 13429 pw.println("Libraries:"); 13430 printedHeader = true; 13431 } 13432 pw.print(" "); 13433 } else { 13434 pw.print("lib,"); 13435 } 13436 pw.print(name); 13437 if (!checkin) { 13438 pw.print(" -> "); 13439 } 13440 if (ent.path != null) { 13441 if (!checkin) { 13442 pw.print("(jar) "); 13443 pw.print(ent.path); 13444 } else { 13445 pw.print(",jar,"); 13446 pw.print(ent.path); 13447 } 13448 } else { 13449 if (!checkin) { 13450 pw.print("(apk) "); 13451 pw.print(ent.apk); 13452 } else { 13453 pw.print(",apk,"); 13454 pw.print(ent.apk); 13455 } 13456 } 13457 pw.println(); 13458 } 13459 } 13460 13461 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 13462 if (dumpState.onTitlePrinted()) 13463 pw.println(); 13464 if (!checkin) { 13465 pw.println("Features:"); 13466 } 13467 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 13468 while (it.hasNext()) { 13469 String name = it.next(); 13470 if (!checkin) { 13471 pw.print(" "); 13472 } else { 13473 pw.print("feat,"); 13474 } 13475 pw.println(name); 13476 } 13477 } 13478 13479 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 13480 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 13481 : "Activity Resolver Table:", " ", packageName, 13482 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 13483 dumpState.setTitlePrinted(true); 13484 } 13485 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 13486 : "Receiver Resolver Table:", " ", packageName, 13487 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 13488 dumpState.setTitlePrinted(true); 13489 } 13490 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 13491 : "Service Resolver Table:", " ", packageName, 13492 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 13493 dumpState.setTitlePrinted(true); 13494 } 13495 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 13496 : "Provider Resolver Table:", " ", packageName, 13497 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 13498 dumpState.setTitlePrinted(true); 13499 } 13500 } 13501 13502 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 13503 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13504 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13505 int user = mSettings.mPreferredActivities.keyAt(i); 13506 if (pir.dump(pw, 13507 dumpState.getTitlePrinted() 13508 ? "\nPreferred Activities User " + user + ":" 13509 : "Preferred Activities User " + user + ":", " ", 13510 packageName, true, false)) { 13511 dumpState.setTitlePrinted(true); 13512 } 13513 } 13514 } 13515 13516 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 13517 pw.flush(); 13518 FileOutputStream fout = new FileOutputStream(fd); 13519 BufferedOutputStream str = new BufferedOutputStream(fout); 13520 XmlSerializer serializer = new FastXmlSerializer(); 13521 try { 13522 serializer.setOutput(str, "utf-8"); 13523 serializer.startDocument(null, true); 13524 serializer.setFeature( 13525 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 13526 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 13527 serializer.endDocument(); 13528 serializer.flush(); 13529 } catch (IllegalArgumentException e) { 13530 pw.println("Failed writing: " + e); 13531 } catch (IllegalStateException e) { 13532 pw.println("Failed writing: " + e); 13533 } catch (IOException e) { 13534 pw.println("Failed writing: " + e); 13535 } 13536 } 13537 13538 if (!checkin && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED)) { 13539 pw.println(); 13540 int count = mSettings.mPackages.size(); 13541 if (count == 0) { 13542 pw.println("No domain preferred apps!"); 13543 pw.println(); 13544 } else { 13545 final String prefix = " "; 13546 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 13547 if (allPackageSettings.size() == 0) { 13548 pw.println("No domain preferred apps!"); 13549 pw.println(); 13550 } else { 13551 pw.println("Domain preferred apps status:"); 13552 pw.println(); 13553 count = 0; 13554 for (PackageSetting ps : allPackageSettings) { 13555 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 13556 if (ivi == null || ivi.getPackageName() == null) continue; 13557 pw.println(prefix + "Package Name: " + ivi.getPackageName()); 13558 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 13559 pw.println(prefix + "Status: " + ivi.getStatusString()); 13560 pw.println(); 13561 count++; 13562 } 13563 if (count == 0) { 13564 pw.println(prefix + "No domain preferred app status!"); 13565 pw.println(); 13566 } 13567 for (int userId : sUserManager.getUserIds()) { 13568 pw.println("Domain preferred apps for User " + userId + ":"); 13569 pw.println(); 13570 count = 0; 13571 for (PackageSetting ps : allPackageSettings) { 13572 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 13573 if (ivi == null || ivi.getPackageName() == null) { 13574 continue; 13575 } 13576 final int status = ps.getDomainVerificationStatusForUser(userId); 13577 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 13578 continue; 13579 } 13580 pw.println(prefix + "Package Name: " + ivi.getPackageName()); 13581 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 13582 String statusStr = IntentFilterVerificationInfo. 13583 getStatusStringFromValue(status); 13584 pw.println(prefix + "Status: " + statusStr); 13585 pw.println(); 13586 count++; 13587 } 13588 if (count == 0) { 13589 pw.println(prefix + "No domain preferred apps!"); 13590 pw.println(); 13591 } 13592 } 13593 } 13594 } 13595 } 13596 13597 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 13598 mSettings.dumpPermissionsLPr(pw, packageName, dumpState); 13599 if (packageName == null) { 13600 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 13601 if (iperm == 0) { 13602 if (dumpState.onTitlePrinted()) 13603 pw.println(); 13604 pw.println("AppOp Permissions:"); 13605 } 13606 pw.print(" AppOp Permission "); 13607 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 13608 pw.println(":"); 13609 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 13610 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 13611 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 13612 } 13613 } 13614 } 13615 } 13616 13617 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 13618 boolean printedSomething = false; 13619 for (PackageParser.Provider p : mProviders.mProviders.values()) { 13620 if (packageName != null && !packageName.equals(p.info.packageName)) { 13621 continue; 13622 } 13623 if (!printedSomething) { 13624 if (dumpState.onTitlePrinted()) 13625 pw.println(); 13626 pw.println("Registered ContentProviders:"); 13627 printedSomething = true; 13628 } 13629 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 13630 pw.print(" "); pw.println(p.toString()); 13631 } 13632 printedSomething = false; 13633 for (Map.Entry<String, PackageParser.Provider> entry : 13634 mProvidersByAuthority.entrySet()) { 13635 PackageParser.Provider p = entry.getValue(); 13636 if (packageName != null && !packageName.equals(p.info.packageName)) { 13637 continue; 13638 } 13639 if (!printedSomething) { 13640 if (dumpState.onTitlePrinted()) 13641 pw.println(); 13642 pw.println("ContentProvider Authorities:"); 13643 printedSomething = true; 13644 } 13645 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 13646 pw.print(" "); pw.println(p.toString()); 13647 if (p.info != null && p.info.applicationInfo != null) { 13648 final String appInfo = p.info.applicationInfo.toString(); 13649 pw.print(" applicationInfo="); pw.println(appInfo); 13650 } 13651 } 13652 } 13653 13654 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 13655 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 13656 } 13657 13658 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 13659 mSettings.dumpPackagesLPr(pw, packageName, dumpState, checkin); 13660 } 13661 13662 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 13663 mSettings.dumpSharedUsersLPr(pw, packageName, dumpState, checkin); 13664 } 13665 13666 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 13667 // XXX should handle packageName != null by dumping only install data that 13668 // the given package is involved with. 13669 if (dumpState.onTitlePrinted()) pw.println(); 13670 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 13671 } 13672 13673 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 13674 if (dumpState.onTitlePrinted()) pw.println(); 13675 mSettings.dumpReadMessagesLPr(pw, dumpState); 13676 13677 pw.println(); 13678 pw.println("Package warning messages:"); 13679 BufferedReader in = null; 13680 String line = null; 13681 try { 13682 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 13683 while ((line = in.readLine()) != null) { 13684 if (line.contains("ignored: updated version")) continue; 13685 pw.println(line); 13686 } 13687 } catch (IOException ignored) { 13688 } finally { 13689 IoUtils.closeQuietly(in); 13690 } 13691 } 13692 13693 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 13694 BufferedReader in = null; 13695 String line = null; 13696 try { 13697 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 13698 while ((line = in.readLine()) != null) { 13699 if (line.contains("ignored: updated version")) continue; 13700 pw.print("msg,"); 13701 pw.println(line); 13702 } 13703 } catch (IOException ignored) { 13704 } finally { 13705 IoUtils.closeQuietly(in); 13706 } 13707 } 13708 } 13709 } 13710 13711 // ------- apps on sdcard specific code ------- 13712 static final boolean DEBUG_SD_INSTALL = false; 13713 13714 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 13715 13716 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 13717 13718 private boolean mMediaMounted = false; 13719 13720 static String getEncryptKey() { 13721 try { 13722 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 13723 SD_ENCRYPTION_KEYSTORE_NAME); 13724 if (sdEncKey == null) { 13725 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 13726 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 13727 if (sdEncKey == null) { 13728 Slog.e(TAG, "Failed to create encryption keys"); 13729 return null; 13730 } 13731 } 13732 return sdEncKey; 13733 } catch (NoSuchAlgorithmException nsae) { 13734 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 13735 return null; 13736 } catch (IOException ioe) { 13737 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 13738 return null; 13739 } 13740 } 13741 13742 /* 13743 * Update media status on PackageManager. 13744 */ 13745 @Override 13746 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 13747 int callingUid = Binder.getCallingUid(); 13748 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 13749 throw new SecurityException("Media status can only be updated by the system"); 13750 } 13751 // reader; this apparently protects mMediaMounted, but should probably 13752 // be a different lock in that case. 13753 synchronized (mPackages) { 13754 Log.i(TAG, "Updating external media status from " 13755 + (mMediaMounted ? "mounted" : "unmounted") + " to " 13756 + (mediaStatus ? "mounted" : "unmounted")); 13757 if (DEBUG_SD_INSTALL) 13758 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 13759 + ", mMediaMounted=" + mMediaMounted); 13760 if (mediaStatus == mMediaMounted) { 13761 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 13762 : 0, -1); 13763 mHandler.sendMessage(msg); 13764 return; 13765 } 13766 mMediaMounted = mediaStatus; 13767 } 13768 // Queue up an async operation since the package installation may take a 13769 // little while. 13770 mHandler.post(new Runnable() { 13771 public void run() { 13772 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 13773 } 13774 }); 13775 } 13776 13777 /** 13778 * Called by MountService when the initial ASECs to scan are available. 13779 * Should block until all the ASEC containers are finished being scanned. 13780 */ 13781 public void scanAvailableAsecs() { 13782 updateExternalMediaStatusInner(true, false, false); 13783 if (mShouldRestoreconData) { 13784 SELinuxMMAC.setRestoreconDone(); 13785 mShouldRestoreconData = false; 13786 } 13787 } 13788 13789 /* 13790 * Collect information of applications on external media, map them against 13791 * existing containers and update information based on current mount status. 13792 * Please note that we always have to report status if reportStatus has been 13793 * set to true especially when unloading packages. 13794 */ 13795 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 13796 boolean externalStorage) { 13797 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 13798 int[] uidArr = EmptyArray.INT; 13799 13800 final String[] list = PackageHelper.getSecureContainerList(); 13801 if (ArrayUtils.isEmpty(list)) { 13802 Log.i(TAG, "No secure containers found"); 13803 } else { 13804 // Process list of secure containers and categorize them 13805 // as active or stale based on their package internal state. 13806 13807 // reader 13808 synchronized (mPackages) { 13809 for (String cid : list) { 13810 // Leave stages untouched for now; installer service owns them 13811 if (PackageInstallerService.isStageName(cid)) continue; 13812 13813 if (DEBUG_SD_INSTALL) 13814 Log.i(TAG, "Processing container " + cid); 13815 String pkgName = getAsecPackageName(cid); 13816 if (pkgName == null) { 13817 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 13818 continue; 13819 } 13820 if (DEBUG_SD_INSTALL) 13821 Log.i(TAG, "Looking for pkg : " + pkgName); 13822 13823 final PackageSetting ps = mSettings.mPackages.get(pkgName); 13824 if (ps == null) { 13825 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 13826 continue; 13827 } 13828 13829 /* 13830 * Skip packages that are not external if we're unmounting 13831 * external storage. 13832 */ 13833 if (externalStorage && !isMounted && !isExternal(ps)) { 13834 continue; 13835 } 13836 13837 final AsecInstallArgs args = new AsecInstallArgs(cid, 13838 getAppDexInstructionSets(ps), ps.isForwardLocked()); 13839 // The package status is changed only if the code path 13840 // matches between settings and the container id. 13841 if (ps.codePathString != null 13842 && ps.codePathString.startsWith(args.getCodePath())) { 13843 if (DEBUG_SD_INSTALL) { 13844 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 13845 + " at code path: " + ps.codePathString); 13846 } 13847 13848 // We do have a valid package installed on sdcard 13849 processCids.put(args, ps.codePathString); 13850 final int uid = ps.appId; 13851 if (uid != -1) { 13852 uidArr = ArrayUtils.appendInt(uidArr, uid); 13853 } 13854 } else { 13855 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 13856 + ps.codePathString); 13857 } 13858 } 13859 } 13860 13861 Arrays.sort(uidArr); 13862 } 13863 13864 // Process packages with valid entries. 13865 if (isMounted) { 13866 if (DEBUG_SD_INSTALL) 13867 Log.i(TAG, "Loading packages"); 13868 loadMediaPackages(processCids, uidArr); 13869 startCleaningPackages(); 13870 mInstallerService.onSecureContainersAvailable(); 13871 } else { 13872 if (DEBUG_SD_INSTALL) 13873 Log.i(TAG, "Unloading packages"); 13874 unloadMediaPackages(processCids, uidArr, reportStatus); 13875 } 13876 } 13877 13878 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 13879 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 13880 final int size = infos.size(); 13881 final String[] packageNames = new String[size]; 13882 final int[] packageUids = new int[size]; 13883 for (int i = 0; i < size; i++) { 13884 final ApplicationInfo info = infos.get(i); 13885 packageNames[i] = info.packageName; 13886 packageUids[i] = info.uid; 13887 } 13888 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 13889 finishedReceiver); 13890 } 13891 13892 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 13893 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 13894 sendResourcesChangedBroadcast(mediaStatus, replacing, 13895 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 13896 } 13897 13898 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 13899 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 13900 int size = pkgList.length; 13901 if (size > 0) { 13902 // Send broadcasts here 13903 Bundle extras = new Bundle(); 13904 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 13905 if (uidArr != null) { 13906 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 13907 } 13908 if (replacing) { 13909 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 13910 } 13911 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 13912 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 13913 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 13914 } 13915 } 13916 13917 /* 13918 * Look at potentially valid container ids from processCids If package 13919 * information doesn't match the one on record or package scanning fails, 13920 * the cid is added to list of removeCids. We currently don't delete stale 13921 * containers. 13922 */ 13923 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 13924 ArrayList<String> pkgList = new ArrayList<String>(); 13925 Set<AsecInstallArgs> keys = processCids.keySet(); 13926 13927 for (AsecInstallArgs args : keys) { 13928 String codePath = processCids.get(args); 13929 if (DEBUG_SD_INSTALL) 13930 Log.i(TAG, "Loading container : " + args.cid); 13931 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 13932 try { 13933 // Make sure there are no container errors first. 13934 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 13935 Slog.e(TAG, "Failed to mount cid : " + args.cid 13936 + " when installing from sdcard"); 13937 continue; 13938 } 13939 // Check code path here. 13940 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 13941 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 13942 + " does not match one in settings " + codePath); 13943 continue; 13944 } 13945 // Parse package 13946 int parseFlags = mDefParseFlags; 13947 if (args.isExternalAsec()) { 13948 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 13949 } 13950 if (args.isFwdLocked()) { 13951 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 13952 } 13953 13954 synchronized (mInstallLock) { 13955 PackageParser.Package pkg = null; 13956 try { 13957 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 13958 } catch (PackageManagerException e) { 13959 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 13960 } 13961 // Scan the package 13962 if (pkg != null) { 13963 /* 13964 * TODO why is the lock being held? doPostInstall is 13965 * called in other places without the lock. This needs 13966 * to be straightened out. 13967 */ 13968 // writer 13969 synchronized (mPackages) { 13970 retCode = PackageManager.INSTALL_SUCCEEDED; 13971 pkgList.add(pkg.packageName); 13972 // Post process args 13973 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 13974 pkg.applicationInfo.uid); 13975 } 13976 } else { 13977 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 13978 } 13979 } 13980 13981 } finally { 13982 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 13983 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 13984 } 13985 } 13986 } 13987 // writer 13988 synchronized (mPackages) { 13989 // If the platform SDK has changed since the last time we booted, 13990 // we need to re-grant app permission to catch any new ones that 13991 // appear. This is really a hack, and means that apps can in some 13992 // cases get permissions that the user didn't initially explicitly 13993 // allow... it would be nice to have some better way to handle 13994 // this situation. 13995 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 13996 if (regrantPermissions) 13997 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 13998 + mSdkVersion + "; regranting permissions for external storage"); 13999 mSettings.mExternalSdkPlatform = mSdkVersion; 14000 14001 // Make sure group IDs have been assigned, and any permission 14002 // changes in other apps are accounted for 14003 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 14004 | (regrantPermissions 14005 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 14006 : 0)); 14007 14008 mSettings.updateExternalDatabaseVersion(); 14009 14010 // can downgrade to reader 14011 // Persist settings 14012 mSettings.writeLPr(); 14013 } 14014 // Send a broadcast to let everyone know we are done processing 14015 if (pkgList.size() > 0) { 14016 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 14017 } 14018 } 14019 14020 /* 14021 * Utility method to unload a list of specified containers 14022 */ 14023 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 14024 // Just unmount all valid containers. 14025 for (AsecInstallArgs arg : cidArgs) { 14026 synchronized (mInstallLock) { 14027 arg.doPostDeleteLI(false); 14028 } 14029 } 14030 } 14031 14032 /* 14033 * Unload packages mounted on external media. This involves deleting package 14034 * data from internal structures, sending broadcasts about diabled packages, 14035 * gc'ing to free up references, unmounting all secure containers 14036 * corresponding to packages on external media, and posting a 14037 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 14038 * that we always have to post this message if status has been requested no 14039 * matter what. 14040 */ 14041 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 14042 final boolean reportStatus) { 14043 if (DEBUG_SD_INSTALL) 14044 Log.i(TAG, "unloading media packages"); 14045 ArrayList<String> pkgList = new ArrayList<String>(); 14046 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 14047 final Set<AsecInstallArgs> keys = processCids.keySet(); 14048 for (AsecInstallArgs args : keys) { 14049 String pkgName = args.getPackageName(); 14050 if (DEBUG_SD_INSTALL) 14051 Log.i(TAG, "Trying to unload pkg : " + pkgName); 14052 // Delete package internally 14053 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 14054 synchronized (mInstallLock) { 14055 boolean res = deletePackageLI(pkgName, null, false, null, null, 14056 PackageManager.DELETE_KEEP_DATA, outInfo, false); 14057 if (res) { 14058 pkgList.add(pkgName); 14059 } else { 14060 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 14061 failedList.add(args); 14062 } 14063 } 14064 } 14065 14066 // reader 14067 synchronized (mPackages) { 14068 // We didn't update the settings after removing each package; 14069 // write them now for all packages. 14070 mSettings.writeLPr(); 14071 } 14072 14073 // We have to absolutely send UPDATED_MEDIA_STATUS only 14074 // after confirming that all the receivers processed the ordered 14075 // broadcast when packages get disabled, force a gc to clean things up. 14076 // and unload all the containers. 14077 if (pkgList.size() > 0) { 14078 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 14079 new IIntentReceiver.Stub() { 14080 public void performReceive(Intent intent, int resultCode, String data, 14081 Bundle extras, boolean ordered, boolean sticky, 14082 int sendingUser) throws RemoteException { 14083 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 14084 reportStatus ? 1 : 0, 1, keys); 14085 mHandler.sendMessage(msg); 14086 } 14087 }); 14088 } else { 14089 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 14090 keys); 14091 mHandler.sendMessage(msg); 14092 } 14093 } 14094 14095 private void loadPrivatePackages(VolumeInfo vol) { 14096 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 14097 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 14098 synchronized (mPackages) { 14099 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 14100 for (PackageSetting ps : packages) { 14101 synchronized (mInstallLock) { 14102 final PackageParser.Package pkg; 14103 try { 14104 pkg = scanPackageLI(ps.codePath, parseFlags, 0, 0, null); 14105 loaded.add(pkg.applicationInfo); 14106 } catch (PackageManagerException e) { 14107 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 14108 } 14109 } 14110 } 14111 14112 // TODO: regrant any permissions that changed based since original install 14113 14114 mSettings.writeLPr(); 14115 } 14116 14117 Slog.d(TAG, "Loaded packages " + loaded); 14118 sendResourcesChangedBroadcast(true, false, loaded, null); 14119 } 14120 14121 private void unloadPrivatePackages(VolumeInfo vol) { 14122 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 14123 synchronized (mPackages) { 14124 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 14125 for (PackageSetting ps : packages) { 14126 if (ps.pkg == null) continue; 14127 synchronized (mInstallLock) { 14128 final ApplicationInfo info = ps.pkg.applicationInfo; 14129 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 14130 if (deletePackageLI(ps.name, null, false, null, null, 14131 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 14132 unloaded.add(info); 14133 } else { 14134 Slog.w(TAG, "Failed to unload " + ps.codePath); 14135 } 14136 } 14137 } 14138 14139 mSettings.writeLPr(); 14140 } 14141 14142 Slog.d(TAG, "Unloaded packages " + unloaded); 14143 sendResourcesChangedBroadcast(false, false, unloaded, null); 14144 } 14145 14146 @Override 14147 public void movePackage(final String packageName, final IPackageMoveObserver observer, 14148 final int flags) { 14149 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 14150 14151 final int installFlags; 14152 if ((flags & MOVE_INTERNAL) != 0) { 14153 installFlags = INSTALL_INTERNAL; 14154 } else if ((flags & MOVE_EXTERNAL_MEDIA) != 0) { 14155 installFlags = INSTALL_EXTERNAL; 14156 } else { 14157 throw new IllegalArgumentException("Unsupported move flags " + flags); 14158 } 14159 14160 try { 14161 movePackageInternal(packageName, null, installFlags, false, observer); 14162 } catch (PackageManagerException e) { 14163 Slog.d(TAG, "Failed to move " + packageName, e); 14164 try { 14165 observer.packageMoved(packageName, e.error); 14166 } catch (RemoteException ignored) { 14167 } 14168 } 14169 } 14170 14171 @Override 14172 public void movePackageAndData(final String packageName, final String volumeUuid, 14173 final IPackageMoveObserver observer) { 14174 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 14175 try { 14176 movePackageInternal(packageName, volumeUuid, INSTALL_INTERNAL, true, observer); 14177 } catch (PackageManagerException e) { 14178 Slog.d(TAG, "Failed to move " + packageName, e); 14179 try { 14180 observer.packageMoved(packageName, e.error); 14181 } catch (RemoteException ignored) { 14182 } 14183 } 14184 } 14185 14186 private void movePackageInternal(final String packageName, String volumeUuid, int installFlags, 14187 boolean andData, final IPackageMoveObserver observer) throws PackageManagerException { 14188 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 14189 14190 File codeFile = null; 14191 String installerPackageName = null; 14192 String packageAbiOverride = null; 14193 14194 // TOOD: move app private data before installing 14195 14196 // reader 14197 synchronized (mPackages) { 14198 final PackageParser.Package pkg = mPackages.get(packageName); 14199 final PackageSetting ps = mSettings.mPackages.get(packageName); 14200 if (pkg == null || ps == null) { 14201 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 14202 } 14203 14204 if (pkg.applicationInfo.isSystemApp()) { 14205 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 14206 "Cannot move system application"); 14207 } else if (pkg.mOperationPending) { 14208 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 14209 "Attempt to move package which has pending operations"); 14210 } 14211 14212 // TODO: yell if already in desired location 14213 14214 pkg.mOperationPending = true; 14215 14216 codeFile = new File(pkg.codePath); 14217 installerPackageName = ps.installerPackageName; 14218 packageAbiOverride = ps.cpuAbiOverrideString; 14219 } 14220 14221 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 14222 @Override 14223 public void onUserActionRequired(Intent intent) throws RemoteException { 14224 throw new IllegalStateException(); 14225 } 14226 14227 @Override 14228 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 14229 Bundle extras) throws RemoteException { 14230 Slog.d(TAG, "Install result for move: " 14231 + PackageManager.installStatusToString(returnCode, msg)); 14232 14233 // We usually have a new package now after the install, but if 14234 // we failed we need to clear the pending flag on the original 14235 // package object. 14236 synchronized (mPackages) { 14237 final PackageParser.Package pkg = mPackages.get(packageName); 14238 if (pkg != null) { 14239 pkg.mOperationPending = false; 14240 } 14241 } 14242 14243 final int status = PackageManager.installStatusToPublicStatus(returnCode); 14244 switch (status) { 14245 case PackageInstaller.STATUS_SUCCESS: 14246 observer.packageMoved(packageName, PackageManager.MOVE_SUCCEEDED); 14247 break; 14248 case PackageInstaller.STATUS_FAILURE_STORAGE: 14249 observer.packageMoved(packageName, PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 14250 break; 14251 default: 14252 observer.packageMoved(packageName, PackageManager.MOVE_FAILED_INTERNAL_ERROR); 14253 break; 14254 } 14255 } 14256 }; 14257 14258 // Treat a move like reinstalling an existing app, which ensures that we 14259 // process everythign uniformly, like unpacking native libraries. 14260 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 14261 14262 final Message msg = mHandler.obtainMessage(INIT_COPY); 14263 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 14264 msg.obj = new InstallParams(origin, installObserver, installFlags, 14265 installerPackageName, volumeUuid, null, user, packageAbiOverride); 14266 mHandler.sendMessage(msg); 14267 } 14268 14269 @Override 14270 public boolean setInstallLocation(int loc) { 14271 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 14272 null); 14273 if (getInstallLocation() == loc) { 14274 return true; 14275 } 14276 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 14277 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 14278 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 14279 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 14280 return true; 14281 } 14282 return false; 14283 } 14284 14285 @Override 14286 public int getInstallLocation() { 14287 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14288 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 14289 PackageHelper.APP_INSTALL_AUTO); 14290 } 14291 14292 /** Called by UserManagerService */ 14293 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 14294 mDirtyUsers.remove(userHandle); 14295 mSettings.removeUserLPw(userHandle); 14296 mPendingBroadcasts.remove(userHandle); 14297 if (mInstaller != null) { 14298 // Technically, we shouldn't be doing this with the package lock 14299 // held. However, this is very rare, and there is already so much 14300 // other disk I/O going on, that we'll let it slide for now. 14301 mInstaller.removeUserDataDirs(userHandle); 14302 } 14303 mUserNeedsBadging.delete(userHandle); 14304 removeUnusedPackagesLILPw(userManager, userHandle); 14305 } 14306 14307 /** 14308 * We're removing userHandle and would like to remove any downloaded packages 14309 * that are no longer in use by any other user. 14310 * @param userHandle the user being removed 14311 */ 14312 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 14313 final boolean DEBUG_CLEAN_APKS = false; 14314 int [] users = userManager.getUserIdsLPr(); 14315 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 14316 while (psit.hasNext()) { 14317 PackageSetting ps = psit.next(); 14318 if (ps.pkg == null) { 14319 continue; 14320 } 14321 final String packageName = ps.pkg.packageName; 14322 // Skip over if system app 14323 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 14324 continue; 14325 } 14326 if (DEBUG_CLEAN_APKS) { 14327 Slog.i(TAG, "Checking package " + packageName); 14328 } 14329 boolean keep = false; 14330 for (int i = 0; i < users.length; i++) { 14331 if (users[i] != userHandle && ps.getInstalled(users[i])) { 14332 keep = true; 14333 if (DEBUG_CLEAN_APKS) { 14334 Slog.i(TAG, " Keeping package " + packageName + " for user " 14335 + users[i]); 14336 } 14337 break; 14338 } 14339 } 14340 if (!keep) { 14341 if (DEBUG_CLEAN_APKS) { 14342 Slog.i(TAG, " Removing package " + packageName); 14343 } 14344 mHandler.post(new Runnable() { 14345 public void run() { 14346 deletePackageX(packageName, userHandle, 0); 14347 } //end run 14348 }); 14349 } 14350 } 14351 } 14352 14353 /** Called by UserManagerService */ 14354 void createNewUserLILPw(int userHandle, File path) { 14355 if (mInstaller != null) { 14356 mInstaller.createUserConfig(userHandle); 14357 mSettings.createNewUserLILPw(this, mInstaller, userHandle, path); 14358 } 14359 } 14360 14361 void newUserCreatedLILPw(int userHandle) { 14362 // Adding a user requires updating runtime permissions for system apps. 14363 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 14364 } 14365 14366 @Override 14367 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 14368 mContext.enforceCallingOrSelfPermission( 14369 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 14370 "Only package verification agents can read the verifier device identity"); 14371 14372 synchronized (mPackages) { 14373 return mSettings.getVerifierDeviceIdentityLPw(); 14374 } 14375 } 14376 14377 @Override 14378 public void setPermissionEnforced(String permission, boolean enforced) { 14379 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 14380 if (READ_EXTERNAL_STORAGE.equals(permission)) { 14381 synchronized (mPackages) { 14382 if (mSettings.mReadExternalStorageEnforced == null 14383 || mSettings.mReadExternalStorageEnforced != enforced) { 14384 mSettings.mReadExternalStorageEnforced = enforced; 14385 mSettings.writeLPr(); 14386 } 14387 } 14388 // kill any non-foreground processes so we restart them and 14389 // grant/revoke the GID. 14390 final IActivityManager am = ActivityManagerNative.getDefault(); 14391 if (am != null) { 14392 final long token = Binder.clearCallingIdentity(); 14393 try { 14394 am.killProcessesBelowForeground("setPermissionEnforcement"); 14395 } catch (RemoteException e) { 14396 } finally { 14397 Binder.restoreCallingIdentity(token); 14398 } 14399 } 14400 } else { 14401 throw new IllegalArgumentException("No selective enforcement for " + permission); 14402 } 14403 } 14404 14405 @Override 14406 @Deprecated 14407 public boolean isPermissionEnforced(String permission) { 14408 return true; 14409 } 14410 14411 @Override 14412 public boolean isStorageLow() { 14413 final long token = Binder.clearCallingIdentity(); 14414 try { 14415 final DeviceStorageMonitorInternal 14416 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 14417 if (dsm != null) { 14418 return dsm.isMemoryLow(); 14419 } else { 14420 return false; 14421 } 14422 } finally { 14423 Binder.restoreCallingIdentity(token); 14424 } 14425 } 14426 14427 @Override 14428 public IPackageInstaller getPackageInstaller() { 14429 return mInstallerService; 14430 } 14431 14432 private boolean userNeedsBadging(int userId) { 14433 int index = mUserNeedsBadging.indexOfKey(userId); 14434 if (index < 0) { 14435 final UserInfo userInfo; 14436 final long token = Binder.clearCallingIdentity(); 14437 try { 14438 userInfo = sUserManager.getUserInfo(userId); 14439 } finally { 14440 Binder.restoreCallingIdentity(token); 14441 } 14442 final boolean b; 14443 if (userInfo != null && userInfo.isManagedProfile()) { 14444 b = true; 14445 } else { 14446 b = false; 14447 } 14448 mUserNeedsBadging.put(userId, b); 14449 return b; 14450 } 14451 return mUserNeedsBadging.valueAt(index); 14452 } 14453 14454 @Override 14455 public KeySet getKeySetByAlias(String packageName, String alias) { 14456 if (packageName == null || alias == null) { 14457 return null; 14458 } 14459 synchronized(mPackages) { 14460 final PackageParser.Package pkg = mPackages.get(packageName); 14461 if (pkg == null) { 14462 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 14463 throw new IllegalArgumentException("Unknown package: " + packageName); 14464 } 14465 KeySetManagerService ksms = mSettings.mKeySetManagerService; 14466 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 14467 } 14468 } 14469 14470 @Override 14471 public KeySet getSigningKeySet(String packageName) { 14472 if (packageName == null) { 14473 return null; 14474 } 14475 synchronized(mPackages) { 14476 final PackageParser.Package pkg = mPackages.get(packageName); 14477 if (pkg == null) { 14478 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 14479 throw new IllegalArgumentException("Unknown package: " + packageName); 14480 } 14481 if (pkg.applicationInfo.uid != Binder.getCallingUid() 14482 && Process.SYSTEM_UID != Binder.getCallingUid()) { 14483 throw new SecurityException("May not access signing KeySet of other apps."); 14484 } 14485 KeySetManagerService ksms = mSettings.mKeySetManagerService; 14486 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 14487 } 14488 } 14489 14490 @Override 14491 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 14492 if (packageName == null || ks == null) { 14493 return false; 14494 } 14495 synchronized(mPackages) { 14496 final PackageParser.Package pkg = mPackages.get(packageName); 14497 if (pkg == null) { 14498 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 14499 throw new IllegalArgumentException("Unknown package: " + packageName); 14500 } 14501 IBinder ksh = ks.getToken(); 14502 if (ksh instanceof KeySetHandle) { 14503 KeySetManagerService ksms = mSettings.mKeySetManagerService; 14504 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 14505 } 14506 return false; 14507 } 14508 } 14509 14510 @Override 14511 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 14512 if (packageName == null || ks == null) { 14513 return false; 14514 } 14515 synchronized(mPackages) { 14516 final PackageParser.Package pkg = mPackages.get(packageName); 14517 if (pkg == null) { 14518 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 14519 throw new IllegalArgumentException("Unknown package: " + packageName); 14520 } 14521 IBinder ksh = ks.getToken(); 14522 if (ksh instanceof KeySetHandle) { 14523 KeySetManagerService ksms = mSettings.mKeySetManagerService; 14524 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 14525 } 14526 return false; 14527 } 14528 } 14529 14530 public void getUsageStatsIfNoPackageUsageInfo() { 14531 if (!mPackageUsage.isHistoricalPackageUsageAvailable()) { 14532 UsageStatsManager usm = (UsageStatsManager) mContext.getSystemService(Context.USAGE_STATS_SERVICE); 14533 if (usm == null) { 14534 throw new IllegalStateException("UsageStatsManager must be initialized"); 14535 } 14536 long now = System.currentTimeMillis(); 14537 Map<String, UsageStats> stats = usm.queryAndAggregateUsageStats(now - mDexOptLRUThresholdInMills, now); 14538 for (Map.Entry<String, UsageStats> entry : stats.entrySet()) { 14539 String packageName = entry.getKey(); 14540 PackageParser.Package pkg = mPackages.get(packageName); 14541 if (pkg == null) { 14542 continue; 14543 } 14544 UsageStats usage = entry.getValue(); 14545 pkg.mLastPackageUsageTimeInMills = usage.getLastTimeUsed(); 14546 mPackageUsage.mIsHistoricalPackageUsageAvailable = true; 14547 } 14548 } 14549 } 14550 14551 /** 14552 * Check and throw if the given before/after packages would be considered a 14553 * downgrade. 14554 */ 14555 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 14556 throws PackageManagerException { 14557 if (after.versionCode < before.mVersionCode) { 14558 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 14559 "Update version code " + after.versionCode + " is older than current " 14560 + before.mVersionCode); 14561 } else if (after.versionCode == before.mVersionCode) { 14562 if (after.baseRevisionCode < before.baseRevisionCode) { 14563 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 14564 "Update base revision code " + after.baseRevisionCode 14565 + " is older than current " + before.baseRevisionCode); 14566 } 14567 14568 if (!ArrayUtils.isEmpty(after.splitNames)) { 14569 for (int i = 0; i < after.splitNames.length; i++) { 14570 final String splitName = after.splitNames[i]; 14571 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 14572 if (j != -1) { 14573 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 14574 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 14575 "Update split " + splitName + " revision code " 14576 + after.splitRevisionCodes[i] + " is older than current " 14577 + before.splitRevisionCodes[j]); 14578 } 14579 } 14580 } 14581 } 14582 } 14583 } 14584} 14585