PackageManagerService.java revision caa41648f4e3cecc1996447396aabc4e394b8fd0
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 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 1851 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1852 alreadyDexOpted.add(lib); 1853 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1854 } 1855 } catch (FileNotFoundException e) { 1856 Slog.w(TAG, "Library not found: " + lib); 1857 } catch (IOException e) { 1858 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1859 + e.getMessage()); 1860 } 1861 } 1862 } 1863 } 1864 1865 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1866 1867 // Gross hack for now: we know this file doesn't contain any 1868 // code, so don't dexopt it to avoid the resulting log spew. 1869 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1870 1871 // Gross hack for now: we know this file is only part of 1872 // the boot class path for art, so don't dexopt it to 1873 // avoid the resulting log spew. 1874 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1875 1876 /** 1877 * And there are a number of commands implemented in Java, which 1878 * we currently need to do the dexopt on so that they can be 1879 * run from a non-root shell. 1880 */ 1881 String[] frameworkFiles = frameworkDir.list(); 1882 if (frameworkFiles != null) { 1883 // TODO: We could compile these only for the most preferred ABI. We should 1884 // first double check that the dex files for these commands are not referenced 1885 // by other system apps. 1886 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1887 for (int i=0; i<frameworkFiles.length; i++) { 1888 File libPath = new File(frameworkDir, frameworkFiles[i]); 1889 String path = libPath.getPath(); 1890 // Skip the file if we already did it. 1891 if (alreadyDexOpted.contains(path)) { 1892 continue; 1893 } 1894 // Skip the file if it is not a type we want to dexopt. 1895 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 1896 continue; 1897 } 1898 try { 1899 int dexoptNeeded = DexFile.getDexOptNeeded(path, null, dexCodeInstructionSet, false); 1900 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1901 mInstaller.dexopt(path, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1902 } 1903 } catch (FileNotFoundException e) { 1904 Slog.w(TAG, "Jar not found: " + path); 1905 } catch (IOException e) { 1906 Slog.w(TAG, "Exception reading jar: " + path, e); 1907 } 1908 } 1909 } 1910 } 1911 1912 // Collect vendor overlay packages. 1913 // (Do this before scanning any apps.) 1914 // For security and version matching reason, only consider 1915 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 1916 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 1917 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 1918 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 1919 1920 // Find base frameworks (resource packages without code). 1921 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 1922 | PackageParser.PARSE_IS_SYSTEM_DIR 1923 | PackageParser.PARSE_IS_PRIVILEGED, 1924 scanFlags | SCAN_NO_DEX, 0); 1925 1926 // Collected privileged system packages. 1927 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 1928 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 1929 | PackageParser.PARSE_IS_SYSTEM_DIR 1930 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 1931 1932 // Collect ordinary system packages. 1933 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 1934 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 1935 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1936 1937 // Collect all vendor packages. 1938 File vendorAppDir = new File("/vendor/app"); 1939 try { 1940 vendorAppDir = vendorAppDir.getCanonicalFile(); 1941 } catch (IOException e) { 1942 // failed to look up canonical path, continue with original one 1943 } 1944 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 1945 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1946 1947 // Collect all OEM packages. 1948 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 1949 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 1950 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1951 1952 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 1953 mInstaller.moveFiles(); 1954 1955 // Prune any system packages that no longer exist. 1956 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 1957 final ArrayMap<String, File> expectingBetter = new ArrayMap<>(); 1958 if (!mOnlyCore) { 1959 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 1960 while (psit.hasNext()) { 1961 PackageSetting ps = psit.next(); 1962 1963 /* 1964 * If this is not a system app, it can't be a 1965 * disable system app. 1966 */ 1967 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 1968 continue; 1969 } 1970 1971 /* 1972 * If the package is scanned, it's not erased. 1973 */ 1974 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 1975 if (scannedPkg != null) { 1976 /* 1977 * If the system app is both scanned and in the 1978 * disabled packages list, then it must have been 1979 * added via OTA. Remove it from the currently 1980 * scanned package so the previously user-installed 1981 * application can be scanned. 1982 */ 1983 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 1984 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 1985 + ps.name + "; removing system app. Last known codePath=" 1986 + ps.codePathString + ", installStatus=" + ps.installStatus 1987 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 1988 + scannedPkg.mVersionCode); 1989 removePackageLI(ps, true); 1990 expectingBetter.put(ps.name, ps.codePath); 1991 } 1992 1993 continue; 1994 } 1995 1996 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 1997 psit.remove(); 1998 logCriticalInfo(Log.WARN, "System package " + ps.name 1999 + " no longer exists; wiping its data"); 2000 removeDataDirsLI(ps.name); 2001 } else { 2002 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2003 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2004 possiblyDeletedUpdatedSystemApps.add(ps.name); 2005 } 2006 } 2007 } 2008 } 2009 2010 //look for any incomplete package installations 2011 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2012 //clean up list 2013 for(int i = 0; i < deletePkgsList.size(); i++) { 2014 //clean up here 2015 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2016 } 2017 //delete tmp files 2018 deleteTempPackageFiles(); 2019 2020 // Remove any shared userIDs that have no associated packages 2021 mSettings.pruneSharedUsersLPw(); 2022 2023 if (!mOnlyCore) { 2024 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2025 SystemClock.uptimeMillis()); 2026 scanDirLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2027 2028 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2029 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2030 2031 /** 2032 * Remove disable package settings for any updated system 2033 * apps that were removed via an OTA. If they're not a 2034 * previously-updated app, remove them completely. 2035 * Otherwise, just revoke their system-level permissions. 2036 */ 2037 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2038 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2039 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2040 2041 String msg; 2042 if (deletedPkg == null) { 2043 msg = "Updated system package " + deletedAppName 2044 + " no longer exists; wiping its data"; 2045 removeDataDirsLI(deletedAppName); 2046 } else { 2047 msg = "Updated system app + " + deletedAppName 2048 + " no longer present; removing system privileges for " 2049 + deletedAppName; 2050 2051 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2052 2053 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2054 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2055 } 2056 logCriticalInfo(Log.WARN, msg); 2057 } 2058 2059 /** 2060 * Make sure all system apps that we expected to appear on 2061 * the userdata partition actually showed up. If they never 2062 * appeared, crawl back and revive the system version. 2063 */ 2064 for (int i = 0; i < expectingBetter.size(); i++) { 2065 final String packageName = expectingBetter.keyAt(i); 2066 if (!mPackages.containsKey(packageName)) { 2067 final File scanFile = expectingBetter.valueAt(i); 2068 2069 logCriticalInfo(Log.WARN, "Expected better " + packageName 2070 + " but never showed up; reverting to system"); 2071 2072 final int reparseFlags; 2073 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2074 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2075 | PackageParser.PARSE_IS_SYSTEM_DIR 2076 | PackageParser.PARSE_IS_PRIVILEGED; 2077 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2078 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2079 | PackageParser.PARSE_IS_SYSTEM_DIR; 2080 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2081 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2082 | PackageParser.PARSE_IS_SYSTEM_DIR; 2083 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2084 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2085 | PackageParser.PARSE_IS_SYSTEM_DIR; 2086 } else { 2087 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2088 continue; 2089 } 2090 2091 mSettings.enableSystemPackageLPw(packageName); 2092 2093 try { 2094 scanPackageLI(scanFile, reparseFlags, scanFlags, 0, null); 2095 } catch (PackageManagerException e) { 2096 Slog.e(TAG, "Failed to parse original system package: " 2097 + e.getMessage()); 2098 } 2099 } 2100 } 2101 } 2102 2103 // Now that we know all of the shared libraries, update all clients to have 2104 // the correct library paths. 2105 updateAllSharedLibrariesLPw(); 2106 2107 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2108 // NOTE: We ignore potential failures here during a system scan (like 2109 // the rest of the commands above) because there's precious little we 2110 // can do about it. A settings error is reported, though. 2111 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2112 false /* force dexopt */, false /* defer dexopt */); 2113 } 2114 2115 // Now that we know all the packages we are keeping, 2116 // read and update their last usage times. 2117 mPackageUsage.readLP(); 2118 2119 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2120 SystemClock.uptimeMillis()); 2121 Slog.i(TAG, "Time to scan packages: " 2122 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2123 + " seconds"); 2124 2125 // If the platform SDK has changed since the last time we booted, 2126 // we need to re-grant app permission to catch any new ones that 2127 // appear. This is really a hack, and means that apps can in some 2128 // cases get permissions that the user didn't initially explicitly 2129 // allow... it would be nice to have some better way to handle 2130 // this situation. 2131 final boolean regrantPermissions = mSettings.mInternalSdkPlatform 2132 != mSdkVersion; 2133 if (regrantPermissions) Slog.i(TAG, "Platform changed from " 2134 + mSettings.mInternalSdkPlatform + " to " + mSdkVersion 2135 + "; regranting permissions for internal storage"); 2136 mSettings.mInternalSdkPlatform = mSdkVersion; 2137 2138 // For now runtime permissions are toggled via a system property. 2139 if (!RUNTIME_PERMISSIONS_ENABLED) { 2140 // Remove the runtime permissions state if the feature 2141 // was disabled by flipping the system property. 2142 mSettings.deleteRuntimePermissionsFiles(); 2143 } 2144 2145 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 2146 | (regrantPermissions 2147 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 2148 : 0)); 2149 2150 // If this is the first boot, and it is a normal boot, then 2151 // we need to initialize the default preferred apps. 2152 if (!mRestoredSettings && !onlyCore) { 2153 mSettings.readDefaultPreferredAppsLPw(this, 0); 2154 } 2155 2156 // If this is first boot after an OTA, and a normal boot, then 2157 // we need to clear code cache directories. 2158 mIsUpgrade = !Build.FINGERPRINT.equals(mSettings.mFingerprint); 2159 if (mIsUpgrade && !onlyCore) { 2160 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2161 for (String pkgName : mSettings.mPackages.keySet()) { 2162 deleteCodeCacheDirsLI(pkgName); 2163 } 2164 mSettings.mFingerprint = Build.FINGERPRINT; 2165 } 2166 2167 // All the changes are done during package scanning. 2168 mSettings.updateInternalDatabaseVersion(); 2169 2170 // can downgrade to reader 2171 mSettings.writeLPr(); 2172 2173 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2174 SystemClock.uptimeMillis()); 2175 2176 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2177 2178 mInstallerService = new PackageInstallerService(context, this); 2179 2180 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2181 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2182 mIntentFilterVerifierComponent); 2183 2184 primeDomainVerificationsLPw(false); 2185 2186 } // synchronized (mPackages) 2187 } // synchronized (mInstallLock) 2188 2189 // Now after opening every single application zip, make sure they 2190 // are all flushed. Not really needed, but keeps things nice and 2191 // tidy. 2192 Runtime.getRuntime().gc(); 2193 } 2194 2195 @Override 2196 public boolean isFirstBoot() { 2197 return !mRestoredSettings; 2198 } 2199 2200 @Override 2201 public boolean isOnlyCoreApps() { 2202 return mOnlyCore; 2203 } 2204 2205 @Override 2206 public boolean isUpgrade() { 2207 return mIsUpgrade; 2208 } 2209 2210 private String getRequiredVerifierLPr() { 2211 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2212 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2213 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 2214 2215 String requiredVerifier = null; 2216 2217 final int N = receivers.size(); 2218 for (int i = 0; i < N; i++) { 2219 final ResolveInfo info = receivers.get(i); 2220 2221 if (info.activityInfo == null) { 2222 continue; 2223 } 2224 2225 final String packageName = info.activityInfo.packageName; 2226 2227 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2228 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2229 continue; 2230 } 2231 2232 if (requiredVerifier != null) { 2233 throw new RuntimeException("There can be only one required verifier"); 2234 } 2235 2236 requiredVerifier = packageName; 2237 } 2238 2239 return requiredVerifier; 2240 } 2241 2242 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2243 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2244 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2245 PackageManager.GET_DISABLED_COMPONENTS, 0 /* userId */); 2246 2247 ComponentName verifierComponentName = null; 2248 2249 int priority = -1000; 2250 final int N = receivers.size(); 2251 for (int i = 0; i < N; i++) { 2252 final ResolveInfo info = receivers.get(i); 2253 2254 if (info.activityInfo == null) { 2255 continue; 2256 } 2257 2258 final String packageName = info.activityInfo.packageName; 2259 2260 final PackageSetting ps = mSettings.mPackages.get(packageName); 2261 if (ps == null) { 2262 continue; 2263 } 2264 2265 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2266 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2267 continue; 2268 } 2269 2270 // Select the IntentFilterVerifier with the highest priority 2271 if (priority < info.priority) { 2272 priority = info.priority; 2273 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2274 Slog.d(TAG, "Selecting IntentFilterVerifier: " + verifierComponentName + 2275 " with priority: " + info.priority); 2276 } 2277 } 2278 2279 return verifierComponentName; 2280 } 2281 2282 private void primeDomainVerificationsLPw(boolean logging) { 2283 Slog.d(TAG, "Start priming domain verification"); 2284 boolean updated = false; 2285 ArrayList<String> allHosts = new ArrayList<>(); 2286 for (PackageParser.Package pkg : mPackages.values()) { 2287 final String packageName = pkg.packageName; 2288 if (!hasDomainURLs(pkg)) { 2289 if (logging) { 2290 Slog.d(TAG, "No priming domain verifications for " + 2291 "package with no domain URLs: " + packageName); 2292 } 2293 continue; 2294 } 2295 for (PackageParser.Activity a : pkg.activities) { 2296 for (ActivityIntentInfo filter : a.intents) { 2297 if (hasValidDomains(filter, false)) { 2298 allHosts.addAll(filter.getHostsList()); 2299 } 2300 } 2301 } 2302 if (allHosts.size() > 0) { 2303 allHosts.add("*"); 2304 } 2305 IntentFilterVerificationInfo ivi = 2306 mSettings.createIntentFilterVerificationIfNeededLPw(packageName, allHosts); 2307 if (ivi != null) { 2308 // We will always log this 2309 Slog.d(TAG, "Priming domain verifications for package: " + packageName); 2310 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 2311 updated = true; 2312 } 2313 else { 2314 if (logging) { 2315 Slog.d(TAG, "No priming domain verifications for package: " + packageName); 2316 } 2317 } 2318 allHosts.clear(); 2319 } 2320 if (updated) { 2321 scheduleWriteSettingsLocked(); 2322 } 2323 Slog.d(TAG, "End priming domain verification"); 2324 } 2325 2326 @Override 2327 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2328 throws RemoteException { 2329 try { 2330 return super.onTransact(code, data, reply, flags); 2331 } catch (RuntimeException e) { 2332 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2333 Slog.wtf(TAG, "Package Manager Crash", e); 2334 } 2335 throw e; 2336 } 2337 } 2338 2339 void cleanupInstallFailedPackage(PackageSetting ps) { 2340 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2341 2342 removeDataDirsLI(ps.name); 2343 if (ps.codePath != null) { 2344 if (ps.codePath.isDirectory()) { 2345 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2346 } else { 2347 ps.codePath.delete(); 2348 } 2349 } 2350 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2351 if (ps.resourcePath.isDirectory()) { 2352 FileUtils.deleteContents(ps.resourcePath); 2353 } 2354 ps.resourcePath.delete(); 2355 } 2356 mSettings.removePackageLPw(ps.name); 2357 } 2358 2359 static int[] appendInts(int[] cur, int[] add) { 2360 if (add == null) return cur; 2361 if (cur == null) return add; 2362 final int N = add.length; 2363 for (int i=0; i<N; i++) { 2364 cur = appendInt(cur, add[i]); 2365 } 2366 return cur; 2367 } 2368 2369 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2370 if (!sUserManager.exists(userId)) return null; 2371 final PackageSetting ps = (PackageSetting) p.mExtras; 2372 if (ps == null) { 2373 return null; 2374 } 2375 2376 final PermissionsState permissionsState = ps.getPermissionsState(); 2377 2378 final int[] gids = permissionsState.computeGids(userId); 2379 final Set<String> permissions = permissionsState.getPermissions(userId); 2380 final PackageUserState state = ps.readUserState(userId); 2381 2382 return PackageParser.generatePackageInfo(p, gids, flags, 2383 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2384 } 2385 2386 @Override 2387 public boolean isPackageAvailable(String packageName, int userId) { 2388 if (!sUserManager.exists(userId)) return false; 2389 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2390 synchronized (mPackages) { 2391 PackageParser.Package p = mPackages.get(packageName); 2392 if (p != null) { 2393 final PackageSetting ps = (PackageSetting) p.mExtras; 2394 if (ps != null) { 2395 final PackageUserState state = ps.readUserState(userId); 2396 if (state != null) { 2397 return PackageParser.isAvailable(state); 2398 } 2399 } 2400 } 2401 } 2402 return false; 2403 } 2404 2405 @Override 2406 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2407 if (!sUserManager.exists(userId)) return null; 2408 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2409 // reader 2410 synchronized (mPackages) { 2411 PackageParser.Package p = mPackages.get(packageName); 2412 if (DEBUG_PACKAGE_INFO) 2413 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2414 if (p != null) { 2415 return generatePackageInfo(p, flags, userId); 2416 } 2417 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2418 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2419 } 2420 } 2421 return null; 2422 } 2423 2424 @Override 2425 public String[] currentToCanonicalPackageNames(String[] names) { 2426 String[] out = new String[names.length]; 2427 // reader 2428 synchronized (mPackages) { 2429 for (int i=names.length-1; i>=0; i--) { 2430 PackageSetting ps = mSettings.mPackages.get(names[i]); 2431 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2432 } 2433 } 2434 return out; 2435 } 2436 2437 @Override 2438 public String[] canonicalToCurrentPackageNames(String[] names) { 2439 String[] out = new String[names.length]; 2440 // reader 2441 synchronized (mPackages) { 2442 for (int i=names.length-1; i>=0; i--) { 2443 String cur = mSettings.mRenamedPackages.get(names[i]); 2444 out[i] = cur != null ? cur : names[i]; 2445 } 2446 } 2447 return out; 2448 } 2449 2450 @Override 2451 public int getPackageUid(String packageName, int userId) { 2452 if (!sUserManager.exists(userId)) return -1; 2453 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2454 2455 // reader 2456 synchronized (mPackages) { 2457 PackageParser.Package p = mPackages.get(packageName); 2458 if(p != null) { 2459 return UserHandle.getUid(userId, p.applicationInfo.uid); 2460 } 2461 PackageSetting ps = mSettings.mPackages.get(packageName); 2462 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 2463 return -1; 2464 } 2465 p = ps.pkg; 2466 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 2467 } 2468 } 2469 2470 @Override 2471 public int[] getPackageGids(String packageName, int userId) throws RemoteException { 2472 if (!sUserManager.exists(userId)) { 2473 return null; 2474 } 2475 2476 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2477 "getPackageGids"); 2478 2479 // reader 2480 synchronized (mPackages) { 2481 PackageParser.Package p = mPackages.get(packageName); 2482 if (DEBUG_PACKAGE_INFO) { 2483 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 2484 } 2485 if (p != null) { 2486 PackageSetting ps = (PackageSetting) p.mExtras; 2487 return ps.getPermissionsState().computeGids(userId); 2488 } 2489 } 2490 2491 return null; 2492 } 2493 2494 static PermissionInfo generatePermissionInfo( 2495 BasePermission bp, int flags) { 2496 if (bp.perm != null) { 2497 return PackageParser.generatePermissionInfo(bp.perm, flags); 2498 } 2499 PermissionInfo pi = new PermissionInfo(); 2500 pi.name = bp.name; 2501 pi.packageName = bp.sourcePackage; 2502 pi.nonLocalizedLabel = bp.name; 2503 pi.protectionLevel = bp.protectionLevel; 2504 return pi; 2505 } 2506 2507 @Override 2508 public PermissionInfo getPermissionInfo(String name, int flags) { 2509 // reader 2510 synchronized (mPackages) { 2511 final BasePermission p = mSettings.mPermissions.get(name); 2512 if (p != null) { 2513 return generatePermissionInfo(p, flags); 2514 } 2515 return null; 2516 } 2517 } 2518 2519 @Override 2520 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2521 // reader 2522 synchronized (mPackages) { 2523 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2524 for (BasePermission p : mSettings.mPermissions.values()) { 2525 if (group == null) { 2526 if (p.perm == null || p.perm.info.group == null) { 2527 out.add(generatePermissionInfo(p, flags)); 2528 } 2529 } else { 2530 if (p.perm != null && group.equals(p.perm.info.group)) { 2531 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2532 } 2533 } 2534 } 2535 2536 if (out.size() > 0) { 2537 return out; 2538 } 2539 return mPermissionGroups.containsKey(group) ? out : null; 2540 } 2541 } 2542 2543 @Override 2544 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2545 // reader 2546 synchronized (mPackages) { 2547 return PackageParser.generatePermissionGroupInfo( 2548 mPermissionGroups.get(name), flags); 2549 } 2550 } 2551 2552 @Override 2553 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2554 // reader 2555 synchronized (mPackages) { 2556 final int N = mPermissionGroups.size(); 2557 ArrayList<PermissionGroupInfo> out 2558 = new ArrayList<PermissionGroupInfo>(N); 2559 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2560 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2561 } 2562 return out; 2563 } 2564 } 2565 2566 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2567 int userId) { 2568 if (!sUserManager.exists(userId)) return null; 2569 PackageSetting ps = mSettings.mPackages.get(packageName); 2570 if (ps != null) { 2571 if (ps.pkg == null) { 2572 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2573 flags, userId); 2574 if (pInfo != null) { 2575 return pInfo.applicationInfo; 2576 } 2577 return null; 2578 } 2579 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2580 ps.readUserState(userId), userId); 2581 } 2582 return null; 2583 } 2584 2585 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2586 int userId) { 2587 if (!sUserManager.exists(userId)) return null; 2588 PackageSetting ps = mSettings.mPackages.get(packageName); 2589 if (ps != null) { 2590 PackageParser.Package pkg = ps.pkg; 2591 if (pkg == null) { 2592 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2593 return null; 2594 } 2595 // Only data remains, so we aren't worried about code paths 2596 pkg = new PackageParser.Package(packageName); 2597 pkg.applicationInfo.packageName = packageName; 2598 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2599 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 2600 pkg.applicationInfo.dataDir = 2601 getDataPathForPackage(packageName, 0).getPath(); 2602 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2603 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2604 } 2605 return generatePackageInfo(pkg, flags, userId); 2606 } 2607 return null; 2608 } 2609 2610 @Override 2611 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2612 if (!sUserManager.exists(userId)) return null; 2613 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 2614 // writer 2615 synchronized (mPackages) { 2616 PackageParser.Package p = mPackages.get(packageName); 2617 if (DEBUG_PACKAGE_INFO) Log.v( 2618 TAG, "getApplicationInfo " + packageName 2619 + ": " + p); 2620 if (p != null) { 2621 PackageSetting ps = mSettings.mPackages.get(packageName); 2622 if (ps == null) return null; 2623 // Note: isEnabledLP() does not apply here - always return info 2624 return PackageParser.generateApplicationInfo( 2625 p, flags, ps.readUserState(userId), userId); 2626 } 2627 if ("android".equals(packageName)||"system".equals(packageName)) { 2628 return mAndroidApplication; 2629 } 2630 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2631 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2632 } 2633 } 2634 return null; 2635 } 2636 2637 2638 @Override 2639 public void freeStorageAndNotify(final long freeStorageSize, final IPackageDataObserver observer) { 2640 mContext.enforceCallingOrSelfPermission( 2641 android.Manifest.permission.CLEAR_APP_CACHE, null); 2642 // Queue up an async operation since clearing cache may take a little while. 2643 mHandler.post(new Runnable() { 2644 public void run() { 2645 mHandler.removeCallbacks(this); 2646 int retCode = -1; 2647 synchronized (mInstallLock) { 2648 retCode = mInstaller.freeCache(freeStorageSize); 2649 if (retCode < 0) { 2650 Slog.w(TAG, "Couldn't clear application caches"); 2651 } 2652 } 2653 if (observer != null) { 2654 try { 2655 observer.onRemoveCompleted(null, (retCode >= 0)); 2656 } catch (RemoteException e) { 2657 Slog.w(TAG, "RemoveException when invoking call back"); 2658 } 2659 } 2660 } 2661 }); 2662 } 2663 2664 @Override 2665 public void freeStorage(final long freeStorageSize, final IntentSender pi) { 2666 mContext.enforceCallingOrSelfPermission( 2667 android.Manifest.permission.CLEAR_APP_CACHE, null); 2668 // Queue up an async operation since clearing cache may take a little while. 2669 mHandler.post(new Runnable() { 2670 public void run() { 2671 mHandler.removeCallbacks(this); 2672 int retCode = -1; 2673 synchronized (mInstallLock) { 2674 retCode = mInstaller.freeCache(freeStorageSize); 2675 if (retCode < 0) { 2676 Slog.w(TAG, "Couldn't clear application caches"); 2677 } 2678 } 2679 if(pi != null) { 2680 try { 2681 // Callback via pending intent 2682 int code = (retCode >= 0) ? 1 : 0; 2683 pi.sendIntent(null, code, null, 2684 null, null); 2685 } catch (SendIntentException e1) { 2686 Slog.i(TAG, "Failed to send pending intent"); 2687 } 2688 } 2689 } 2690 }); 2691 } 2692 2693 void freeStorage(long freeStorageSize) throws IOException { 2694 synchronized (mInstallLock) { 2695 if (mInstaller.freeCache(freeStorageSize) < 0) { 2696 throw new IOException("Failed to free enough space"); 2697 } 2698 } 2699 } 2700 2701 @Override 2702 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2703 if (!sUserManager.exists(userId)) return null; 2704 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 2705 synchronized (mPackages) { 2706 PackageParser.Activity a = mActivities.mActivities.get(component); 2707 2708 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2709 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2710 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2711 if (ps == null) return null; 2712 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2713 userId); 2714 } 2715 if (mResolveComponentName.equals(component)) { 2716 return PackageParser.generateActivityInfo(mResolveActivity, flags, 2717 new PackageUserState(), userId); 2718 } 2719 } 2720 return null; 2721 } 2722 2723 @Override 2724 public boolean activitySupportsIntent(ComponentName component, Intent intent, 2725 String resolvedType) { 2726 synchronized (mPackages) { 2727 PackageParser.Activity a = mActivities.mActivities.get(component); 2728 if (a == null) { 2729 return false; 2730 } 2731 for (int i=0; i<a.intents.size(); i++) { 2732 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 2733 intent.getData(), intent.getCategories(), TAG) >= 0) { 2734 return true; 2735 } 2736 } 2737 return false; 2738 } 2739 } 2740 2741 @Override 2742 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2743 if (!sUserManager.exists(userId)) return null; 2744 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 2745 synchronized (mPackages) { 2746 PackageParser.Activity a = mReceivers.mActivities.get(component); 2747 if (DEBUG_PACKAGE_INFO) Log.v( 2748 TAG, "getReceiverInfo " + component + ": " + a); 2749 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2750 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2751 if (ps == null) return null; 2752 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2753 userId); 2754 } 2755 } 2756 return null; 2757 } 2758 2759 @Override 2760 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 2761 if (!sUserManager.exists(userId)) return null; 2762 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 2763 synchronized (mPackages) { 2764 PackageParser.Service s = mServices.mServices.get(component); 2765 if (DEBUG_PACKAGE_INFO) Log.v( 2766 TAG, "getServiceInfo " + component + ": " + s); 2767 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 2768 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2769 if (ps == null) return null; 2770 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 2771 userId); 2772 } 2773 } 2774 return null; 2775 } 2776 2777 @Override 2778 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 2779 if (!sUserManager.exists(userId)) return null; 2780 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 2781 synchronized (mPackages) { 2782 PackageParser.Provider p = mProviders.mProviders.get(component); 2783 if (DEBUG_PACKAGE_INFO) Log.v( 2784 TAG, "getProviderInfo " + component + ": " + p); 2785 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 2786 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2787 if (ps == null) return null; 2788 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 2789 userId); 2790 } 2791 } 2792 return null; 2793 } 2794 2795 @Override 2796 public String[] getSystemSharedLibraryNames() { 2797 Set<String> libSet; 2798 synchronized (mPackages) { 2799 libSet = mSharedLibraries.keySet(); 2800 int size = libSet.size(); 2801 if (size > 0) { 2802 String[] libs = new String[size]; 2803 libSet.toArray(libs); 2804 return libs; 2805 } 2806 } 2807 return null; 2808 } 2809 2810 /** 2811 * @hide 2812 */ 2813 PackageParser.Package findSharedNonSystemLibrary(String libName) { 2814 synchronized (mPackages) { 2815 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 2816 if (lib != null && lib.apk != null) { 2817 return mPackages.get(lib.apk); 2818 } 2819 } 2820 return null; 2821 } 2822 2823 @Override 2824 public FeatureInfo[] getSystemAvailableFeatures() { 2825 Collection<FeatureInfo> featSet; 2826 synchronized (mPackages) { 2827 featSet = mAvailableFeatures.values(); 2828 int size = featSet.size(); 2829 if (size > 0) { 2830 FeatureInfo[] features = new FeatureInfo[size+1]; 2831 featSet.toArray(features); 2832 FeatureInfo fi = new FeatureInfo(); 2833 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 2834 FeatureInfo.GL_ES_VERSION_UNDEFINED); 2835 features[size] = fi; 2836 return features; 2837 } 2838 } 2839 return null; 2840 } 2841 2842 @Override 2843 public boolean hasSystemFeature(String name) { 2844 synchronized (mPackages) { 2845 return mAvailableFeatures.containsKey(name); 2846 } 2847 } 2848 2849 private void checkValidCaller(int uid, int userId) { 2850 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 2851 return; 2852 2853 throw new SecurityException("Caller uid=" + uid 2854 + " is not privileged to communicate with user=" + userId); 2855 } 2856 2857 @Override 2858 public int checkPermission(String permName, String pkgName, int userId) { 2859 if (!sUserManager.exists(userId)) { 2860 return PackageManager.PERMISSION_DENIED; 2861 } 2862 2863 synchronized (mPackages) { 2864 final PackageParser.Package p = mPackages.get(pkgName); 2865 if (p != null && p.mExtras != null) { 2866 final PackageSetting ps = (PackageSetting) p.mExtras; 2867 if (ps.getPermissionsState().hasPermission(permName, userId)) { 2868 return PackageManager.PERMISSION_GRANTED; 2869 } 2870 } 2871 } 2872 2873 return PackageManager.PERMISSION_DENIED; 2874 } 2875 2876 @Override 2877 public int checkUidPermission(String permName, int uid) { 2878 final int userId = UserHandle.getUserId(uid); 2879 2880 if (!sUserManager.exists(userId)) { 2881 return PackageManager.PERMISSION_DENIED; 2882 } 2883 2884 synchronized (mPackages) { 2885 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2886 if (obj != null) { 2887 final SettingBase ps = (SettingBase) obj; 2888 if (ps.getPermissionsState().hasPermission(permName, userId)) { 2889 return PackageManager.PERMISSION_GRANTED; 2890 } 2891 } else { 2892 ArraySet<String> perms = mSystemPermissions.get(uid); 2893 if (perms != null && perms.contains(permName)) { 2894 return PackageManager.PERMISSION_GRANTED; 2895 } 2896 } 2897 } 2898 2899 return PackageManager.PERMISSION_DENIED; 2900 } 2901 2902 /** 2903 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 2904 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 2905 * @param checkShell TODO(yamasani): 2906 * @param message the message to log on security exception 2907 */ 2908 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 2909 boolean checkShell, String message) { 2910 if (userId < 0) { 2911 throw new IllegalArgumentException("Invalid userId " + userId); 2912 } 2913 if (checkShell) { 2914 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 2915 } 2916 if (userId == UserHandle.getUserId(callingUid)) return; 2917 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 2918 if (requireFullPermission) { 2919 mContext.enforceCallingOrSelfPermission( 2920 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2921 } else { 2922 try { 2923 mContext.enforceCallingOrSelfPermission( 2924 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2925 } catch (SecurityException se) { 2926 mContext.enforceCallingOrSelfPermission( 2927 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 2928 } 2929 } 2930 } 2931 } 2932 2933 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 2934 if (callingUid == Process.SHELL_UID) { 2935 if (userHandle >= 0 2936 && sUserManager.hasUserRestriction(restriction, userHandle)) { 2937 throw new SecurityException("Shell does not have permission to access user " 2938 + userHandle); 2939 } else if (userHandle < 0) { 2940 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 2941 + Debug.getCallers(3)); 2942 } 2943 } 2944 } 2945 2946 private BasePermission findPermissionTreeLP(String permName) { 2947 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 2948 if (permName.startsWith(bp.name) && 2949 permName.length() > bp.name.length() && 2950 permName.charAt(bp.name.length()) == '.') { 2951 return bp; 2952 } 2953 } 2954 return null; 2955 } 2956 2957 private BasePermission checkPermissionTreeLP(String permName) { 2958 if (permName != null) { 2959 BasePermission bp = findPermissionTreeLP(permName); 2960 if (bp != null) { 2961 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 2962 return bp; 2963 } 2964 throw new SecurityException("Calling uid " 2965 + Binder.getCallingUid() 2966 + " is not allowed to add to permission tree " 2967 + bp.name + " owned by uid " + bp.uid); 2968 } 2969 } 2970 throw new SecurityException("No permission tree found for " + permName); 2971 } 2972 2973 static boolean compareStrings(CharSequence s1, CharSequence s2) { 2974 if (s1 == null) { 2975 return s2 == null; 2976 } 2977 if (s2 == null) { 2978 return false; 2979 } 2980 if (s1.getClass() != s2.getClass()) { 2981 return false; 2982 } 2983 return s1.equals(s2); 2984 } 2985 2986 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 2987 if (pi1.icon != pi2.icon) return false; 2988 if (pi1.logo != pi2.logo) return false; 2989 if (pi1.protectionLevel != pi2.protectionLevel) return false; 2990 if (!compareStrings(pi1.name, pi2.name)) return false; 2991 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 2992 // We'll take care of setting this one. 2993 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 2994 // These are not currently stored in settings. 2995 //if (!compareStrings(pi1.group, pi2.group)) return false; 2996 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 2997 //if (pi1.labelRes != pi2.labelRes) return false; 2998 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 2999 return true; 3000 } 3001 3002 int permissionInfoFootprint(PermissionInfo info) { 3003 int size = info.name.length(); 3004 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3005 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3006 return size; 3007 } 3008 3009 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3010 int size = 0; 3011 for (BasePermission perm : mSettings.mPermissions.values()) { 3012 if (perm.uid == tree.uid) { 3013 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3014 } 3015 } 3016 return size; 3017 } 3018 3019 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3020 // We calculate the max size of permissions defined by this uid and throw 3021 // if that plus the size of 'info' would exceed our stated maximum. 3022 if (tree.uid != Process.SYSTEM_UID) { 3023 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3024 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3025 throw new SecurityException("Permission tree size cap exceeded"); 3026 } 3027 } 3028 } 3029 3030 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3031 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3032 throw new SecurityException("Label must be specified in permission"); 3033 } 3034 BasePermission tree = checkPermissionTreeLP(info.name); 3035 BasePermission bp = mSettings.mPermissions.get(info.name); 3036 boolean added = bp == null; 3037 boolean changed = true; 3038 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3039 if (added) { 3040 enforcePermissionCapLocked(info, tree); 3041 bp = new BasePermission(info.name, tree.sourcePackage, 3042 BasePermission.TYPE_DYNAMIC); 3043 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3044 throw new SecurityException( 3045 "Not allowed to modify non-dynamic permission " 3046 + info.name); 3047 } else { 3048 if (bp.protectionLevel == fixedLevel 3049 && bp.perm.owner.equals(tree.perm.owner) 3050 && bp.uid == tree.uid 3051 && comparePermissionInfos(bp.perm.info, info)) { 3052 changed = false; 3053 } 3054 } 3055 bp.protectionLevel = fixedLevel; 3056 info = new PermissionInfo(info); 3057 info.protectionLevel = fixedLevel; 3058 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3059 bp.perm.info.packageName = tree.perm.info.packageName; 3060 bp.uid = tree.uid; 3061 if (added) { 3062 mSettings.mPermissions.put(info.name, bp); 3063 } 3064 if (changed) { 3065 if (!async) { 3066 mSettings.writeLPr(); 3067 } else { 3068 scheduleWriteSettingsLocked(); 3069 } 3070 } 3071 return added; 3072 } 3073 3074 @Override 3075 public boolean addPermission(PermissionInfo info) { 3076 synchronized (mPackages) { 3077 return addPermissionLocked(info, false); 3078 } 3079 } 3080 3081 @Override 3082 public boolean addPermissionAsync(PermissionInfo info) { 3083 synchronized (mPackages) { 3084 return addPermissionLocked(info, true); 3085 } 3086 } 3087 3088 @Override 3089 public void removePermission(String name) { 3090 synchronized (mPackages) { 3091 checkPermissionTreeLP(name); 3092 BasePermission bp = mSettings.mPermissions.get(name); 3093 if (bp != null) { 3094 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3095 throw new SecurityException( 3096 "Not allowed to modify non-dynamic permission " 3097 + name); 3098 } 3099 mSettings.mPermissions.remove(name); 3100 mSettings.writeLPr(); 3101 } 3102 } 3103 } 3104 3105 private static void enforceDeclaredAsUsedAndRuntimePermission(PackageParser.Package pkg, 3106 BasePermission bp) { 3107 int index = pkg.requestedPermissions.indexOf(bp.name); 3108 if (index == -1) { 3109 throw new SecurityException("Package " + pkg.packageName 3110 + " has not requested permission " + bp.name); 3111 } 3112 if (!bp.isRuntime()) { 3113 throw new SecurityException("Permission " + bp.name 3114 + " is not a changeable permission type"); 3115 } 3116 } 3117 3118 @Override 3119 public boolean grantPermission(String packageName, String name, int userId) { 3120 if (!RUNTIME_PERMISSIONS_ENABLED) { 3121 return false; 3122 } 3123 3124 if (!sUserManager.exists(userId)) { 3125 return false; 3126 } 3127 3128 mContext.enforceCallingOrSelfPermission( 3129 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3130 "grantPermission"); 3131 3132 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3133 "grantPermission"); 3134 3135 boolean gidsChanged = false; 3136 final SettingBase sb; 3137 3138 synchronized (mPackages) { 3139 final PackageParser.Package pkg = mPackages.get(packageName); 3140 if (pkg == null) { 3141 throw new IllegalArgumentException("Unknown package: " + packageName); 3142 } 3143 3144 final BasePermission bp = mSettings.mPermissions.get(name); 3145 if (bp == null) { 3146 throw new IllegalArgumentException("Unknown permission: " + name); 3147 } 3148 3149 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3150 3151 sb = (SettingBase) pkg.mExtras; 3152 if (sb == null) { 3153 throw new IllegalArgumentException("Unknown package: " + packageName); 3154 } 3155 3156 final PermissionsState permissionsState = sb.getPermissionsState(); 3157 3158 final int result = permissionsState.grantRuntimePermission(bp, userId); 3159 switch (result) { 3160 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3161 return false; 3162 } 3163 3164 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3165 gidsChanged = true; 3166 } break; 3167 } 3168 3169 // Not critical if that is lost - app has to request again. 3170 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3171 } 3172 3173 if (gidsChanged) { 3174 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_GIDS_CHANGED); 3175 } 3176 3177 return true; 3178 } 3179 3180 @Override 3181 public boolean revokePermission(String packageName, String name, int userId) { 3182 if (!RUNTIME_PERMISSIONS_ENABLED) { 3183 return false; 3184 } 3185 3186 if (!sUserManager.exists(userId)) { 3187 return false; 3188 } 3189 3190 mContext.enforceCallingOrSelfPermission( 3191 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3192 "revokePermission"); 3193 3194 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3195 "revokePermission"); 3196 3197 final SettingBase sb; 3198 3199 synchronized (mPackages) { 3200 final PackageParser.Package pkg = mPackages.get(packageName); 3201 if (pkg == null) { 3202 throw new IllegalArgumentException("Unknown package: " + packageName); 3203 } 3204 3205 final BasePermission bp = mSettings.mPermissions.get(name); 3206 if (bp == null) { 3207 throw new IllegalArgumentException("Unknown permission: " + name); 3208 } 3209 3210 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3211 3212 sb = (SettingBase) pkg.mExtras; 3213 if (sb == null) { 3214 throw new IllegalArgumentException("Unknown package: " + packageName); 3215 } 3216 3217 final PermissionsState permissionsState = sb.getPermissionsState(); 3218 3219 if (permissionsState.revokeRuntimePermission(bp, userId) == 3220 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3221 return false; 3222 } 3223 3224 // Critical, after this call all should never have the permission. 3225 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3226 } 3227 3228 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3229 3230 return true; 3231 } 3232 3233 @Override 3234 public boolean isProtectedBroadcast(String actionName) { 3235 synchronized (mPackages) { 3236 return mProtectedBroadcasts.contains(actionName); 3237 } 3238 } 3239 3240 @Override 3241 public int checkSignatures(String pkg1, String pkg2) { 3242 synchronized (mPackages) { 3243 final PackageParser.Package p1 = mPackages.get(pkg1); 3244 final PackageParser.Package p2 = mPackages.get(pkg2); 3245 if (p1 == null || p1.mExtras == null 3246 || p2 == null || p2.mExtras == null) { 3247 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3248 } 3249 return compareSignatures(p1.mSignatures, p2.mSignatures); 3250 } 3251 } 3252 3253 @Override 3254 public int checkUidSignatures(int uid1, int uid2) { 3255 // Map to base uids. 3256 uid1 = UserHandle.getAppId(uid1); 3257 uid2 = UserHandle.getAppId(uid2); 3258 // reader 3259 synchronized (mPackages) { 3260 Signature[] s1; 3261 Signature[] s2; 3262 Object obj = mSettings.getUserIdLPr(uid1); 3263 if (obj != null) { 3264 if (obj instanceof SharedUserSetting) { 3265 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 3266 } else if (obj instanceof PackageSetting) { 3267 s1 = ((PackageSetting)obj).signatures.mSignatures; 3268 } else { 3269 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3270 } 3271 } else { 3272 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3273 } 3274 obj = mSettings.getUserIdLPr(uid2); 3275 if (obj != null) { 3276 if (obj instanceof SharedUserSetting) { 3277 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 3278 } else if (obj instanceof PackageSetting) { 3279 s2 = ((PackageSetting)obj).signatures.mSignatures; 3280 } else { 3281 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3282 } 3283 } else { 3284 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3285 } 3286 return compareSignatures(s1, s2); 3287 } 3288 } 3289 3290 private void killSettingPackagesForUser(SettingBase sb, int userId, String reason) { 3291 final long identity = Binder.clearCallingIdentity(); 3292 try { 3293 if (sb instanceof SharedUserSetting) { 3294 SharedUserSetting sus = (SharedUserSetting) sb; 3295 final int packageCount = sus.packages.size(); 3296 for (int i = 0; i < packageCount; i++) { 3297 PackageSetting susPs = sus.packages.valueAt(i); 3298 if (userId == UserHandle.USER_ALL) { 3299 killApplication(susPs.pkg.packageName, susPs.appId, reason); 3300 } else { 3301 final int uid = UserHandle.getUid(userId, susPs.appId); 3302 killUid(uid, reason); 3303 } 3304 } 3305 } else if (sb instanceof PackageSetting) { 3306 PackageSetting ps = (PackageSetting) sb; 3307 if (userId == UserHandle.USER_ALL) { 3308 killApplication(ps.pkg.packageName, ps.appId, reason); 3309 } else { 3310 final int uid = UserHandle.getUid(userId, ps.appId); 3311 killUid(uid, reason); 3312 } 3313 } 3314 } finally { 3315 Binder.restoreCallingIdentity(identity); 3316 } 3317 } 3318 3319 private static void killUid(int uid, String reason) { 3320 IActivityManager am = ActivityManagerNative.getDefault(); 3321 if (am != null) { 3322 try { 3323 am.killUid(uid, reason); 3324 } catch (RemoteException e) { 3325 /* ignore - same process */ 3326 } 3327 } 3328 } 3329 3330 /** 3331 * Compares two sets of signatures. Returns: 3332 * <br /> 3333 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 3334 * <br /> 3335 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 3336 * <br /> 3337 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 3338 * <br /> 3339 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 3340 * <br /> 3341 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 3342 */ 3343 static int compareSignatures(Signature[] s1, Signature[] s2) { 3344 if (s1 == null) { 3345 return s2 == null 3346 ? PackageManager.SIGNATURE_NEITHER_SIGNED 3347 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 3348 } 3349 3350 if (s2 == null) { 3351 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 3352 } 3353 3354 if (s1.length != s2.length) { 3355 return PackageManager.SIGNATURE_NO_MATCH; 3356 } 3357 3358 // Since both signature sets are of size 1, we can compare without HashSets. 3359 if (s1.length == 1) { 3360 return s1[0].equals(s2[0]) ? 3361 PackageManager.SIGNATURE_MATCH : 3362 PackageManager.SIGNATURE_NO_MATCH; 3363 } 3364 3365 ArraySet<Signature> set1 = new ArraySet<Signature>(); 3366 for (Signature sig : s1) { 3367 set1.add(sig); 3368 } 3369 ArraySet<Signature> set2 = new ArraySet<Signature>(); 3370 for (Signature sig : s2) { 3371 set2.add(sig); 3372 } 3373 // Make sure s2 contains all signatures in s1. 3374 if (set1.equals(set2)) { 3375 return PackageManager.SIGNATURE_MATCH; 3376 } 3377 return PackageManager.SIGNATURE_NO_MATCH; 3378 } 3379 3380 /** 3381 * If the database version for this type of package (internal storage or 3382 * external storage) is less than the version where package signatures 3383 * were updated, return true. 3384 */ 3385 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3386 return (isExternal(scannedPkg) && mSettings.isExternalDatabaseVersionOlderThan( 3387 DatabaseVersion.SIGNATURE_END_ENTITY)) 3388 || (!isExternal(scannedPkg) && mSettings.isInternalDatabaseVersionOlderThan( 3389 DatabaseVersion.SIGNATURE_END_ENTITY)); 3390 } 3391 3392 /** 3393 * Used for backward compatibility to make sure any packages with 3394 * certificate chains get upgraded to the new style. {@code existingSigs} 3395 * will be in the old format (since they were stored on disk from before the 3396 * system upgrade) and {@code scannedSigs} will be in the newer format. 3397 */ 3398 private int compareSignaturesCompat(PackageSignatures existingSigs, 3399 PackageParser.Package scannedPkg) { 3400 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 3401 return PackageManager.SIGNATURE_NO_MATCH; 3402 } 3403 3404 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 3405 for (Signature sig : existingSigs.mSignatures) { 3406 existingSet.add(sig); 3407 } 3408 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 3409 for (Signature sig : scannedPkg.mSignatures) { 3410 try { 3411 Signature[] chainSignatures = sig.getChainSignatures(); 3412 for (Signature chainSig : chainSignatures) { 3413 scannedCompatSet.add(chainSig); 3414 } 3415 } catch (CertificateEncodingException e) { 3416 scannedCompatSet.add(sig); 3417 } 3418 } 3419 /* 3420 * Make sure the expanded scanned set contains all signatures in the 3421 * existing one. 3422 */ 3423 if (scannedCompatSet.equals(existingSet)) { 3424 // Migrate the old signatures to the new scheme. 3425 existingSigs.assignSignatures(scannedPkg.mSignatures); 3426 // The new KeySets will be re-added later in the scanning process. 3427 synchronized (mPackages) { 3428 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 3429 } 3430 return PackageManager.SIGNATURE_MATCH; 3431 } 3432 return PackageManager.SIGNATURE_NO_MATCH; 3433 } 3434 3435 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3436 if (isExternal(scannedPkg)) { 3437 return mSettings.isExternalDatabaseVersionOlderThan( 3438 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3439 } else { 3440 return mSettings.isInternalDatabaseVersionOlderThan( 3441 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3442 } 3443 } 3444 3445 private int compareSignaturesRecover(PackageSignatures existingSigs, 3446 PackageParser.Package scannedPkg) { 3447 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 3448 return PackageManager.SIGNATURE_NO_MATCH; 3449 } 3450 3451 String msg = null; 3452 try { 3453 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 3454 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 3455 + scannedPkg.packageName); 3456 return PackageManager.SIGNATURE_MATCH; 3457 } 3458 } catch (CertificateException e) { 3459 msg = e.getMessage(); 3460 } 3461 3462 logCriticalInfo(Log.INFO, 3463 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 3464 return PackageManager.SIGNATURE_NO_MATCH; 3465 } 3466 3467 @Override 3468 public String[] getPackagesForUid(int uid) { 3469 uid = UserHandle.getAppId(uid); 3470 // reader 3471 synchronized (mPackages) { 3472 Object obj = mSettings.getUserIdLPr(uid); 3473 if (obj instanceof SharedUserSetting) { 3474 final SharedUserSetting sus = (SharedUserSetting) obj; 3475 final int N = sus.packages.size(); 3476 final String[] res = new String[N]; 3477 final Iterator<PackageSetting> it = sus.packages.iterator(); 3478 int i = 0; 3479 while (it.hasNext()) { 3480 res[i++] = it.next().name; 3481 } 3482 return res; 3483 } else if (obj instanceof PackageSetting) { 3484 final PackageSetting ps = (PackageSetting) obj; 3485 return new String[] { ps.name }; 3486 } 3487 } 3488 return null; 3489 } 3490 3491 @Override 3492 public String getNameForUid(int uid) { 3493 // reader 3494 synchronized (mPackages) { 3495 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3496 if (obj instanceof SharedUserSetting) { 3497 final SharedUserSetting sus = (SharedUserSetting) obj; 3498 return sus.name + ":" + sus.userId; 3499 } else if (obj instanceof PackageSetting) { 3500 final PackageSetting ps = (PackageSetting) obj; 3501 return ps.name; 3502 } 3503 } 3504 return null; 3505 } 3506 3507 @Override 3508 public int getUidForSharedUser(String sharedUserName) { 3509 if(sharedUserName == null) { 3510 return -1; 3511 } 3512 // reader 3513 synchronized (mPackages) { 3514 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 3515 if (suid == null) { 3516 return -1; 3517 } 3518 return suid.userId; 3519 } 3520 } 3521 3522 @Override 3523 public int getFlagsForUid(int uid) { 3524 synchronized (mPackages) { 3525 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3526 if (obj instanceof SharedUserSetting) { 3527 final SharedUserSetting sus = (SharedUserSetting) obj; 3528 return sus.pkgFlags; 3529 } else if (obj instanceof PackageSetting) { 3530 final PackageSetting ps = (PackageSetting) obj; 3531 return ps.pkgFlags; 3532 } 3533 } 3534 return 0; 3535 } 3536 3537 @Override 3538 public int getPrivateFlagsForUid(int uid) { 3539 synchronized (mPackages) { 3540 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3541 if (obj instanceof SharedUserSetting) { 3542 final SharedUserSetting sus = (SharedUserSetting) obj; 3543 return sus.pkgPrivateFlags; 3544 } else if (obj instanceof PackageSetting) { 3545 final PackageSetting ps = (PackageSetting) obj; 3546 return ps.pkgPrivateFlags; 3547 } 3548 } 3549 return 0; 3550 } 3551 3552 @Override 3553 public boolean isUidPrivileged(int uid) { 3554 uid = UserHandle.getAppId(uid); 3555 // reader 3556 synchronized (mPackages) { 3557 Object obj = mSettings.getUserIdLPr(uid); 3558 if (obj instanceof SharedUserSetting) { 3559 final SharedUserSetting sus = (SharedUserSetting) obj; 3560 final Iterator<PackageSetting> it = sus.packages.iterator(); 3561 while (it.hasNext()) { 3562 if (it.next().isPrivileged()) { 3563 return true; 3564 } 3565 } 3566 } else if (obj instanceof PackageSetting) { 3567 final PackageSetting ps = (PackageSetting) obj; 3568 return ps.isPrivileged(); 3569 } 3570 } 3571 return false; 3572 } 3573 3574 @Override 3575 public String[] getAppOpPermissionPackages(String permissionName) { 3576 synchronized (mPackages) { 3577 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 3578 if (pkgs == null) { 3579 return null; 3580 } 3581 return pkgs.toArray(new String[pkgs.size()]); 3582 } 3583 } 3584 3585 @Override 3586 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 3587 int flags, int userId) { 3588 if (!sUserManager.exists(userId)) return null; 3589 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 3590 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 3591 return chooseBestActivity(intent, resolvedType, flags, query, userId); 3592 } 3593 3594 @Override 3595 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 3596 IntentFilter filter, int match, ComponentName activity) { 3597 final int userId = UserHandle.getCallingUserId(); 3598 if (DEBUG_PREFERRED) { 3599 Log.v(TAG, "setLastChosenActivity intent=" + intent 3600 + " resolvedType=" + resolvedType 3601 + " flags=" + flags 3602 + " filter=" + filter 3603 + " match=" + match 3604 + " activity=" + activity); 3605 filter.dump(new PrintStreamPrinter(System.out), " "); 3606 } 3607 intent.setComponent(null); 3608 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 3609 // Find any earlier preferred or last chosen entries and nuke them 3610 findPreferredActivity(intent, resolvedType, 3611 flags, query, 0, false, true, false, userId); 3612 // Add the new activity as the last chosen for this filter 3613 addPreferredActivityInternal(filter, match, null, activity, false, userId, 3614 "Setting last chosen"); 3615 } 3616 3617 @Override 3618 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 3619 final int userId = UserHandle.getCallingUserId(); 3620 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 3621 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 3622 return findPreferredActivity(intent, resolvedType, flags, query, 0, 3623 false, false, false, userId); 3624 } 3625 3626 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 3627 int flags, List<ResolveInfo> query, int userId) { 3628 if (query != null) { 3629 final int N = query.size(); 3630 if (N == 1) { 3631 return query.get(0); 3632 } else if (N > 1) { 3633 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 3634 // If there is more than one activity with the same priority, 3635 // then let the user decide between them. 3636 ResolveInfo r0 = query.get(0); 3637 ResolveInfo r1 = query.get(1); 3638 if (DEBUG_INTENT_MATCHING || debug) { 3639 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 3640 + r1.activityInfo.name + "=" + r1.priority); 3641 } 3642 // If the first activity has a higher priority, or a different 3643 // default, then it is always desireable to pick it. 3644 if (r0.priority != r1.priority 3645 || r0.preferredOrder != r1.preferredOrder 3646 || r0.isDefault != r1.isDefault) { 3647 return query.get(0); 3648 } 3649 // If we have saved a preference for a preferred activity for 3650 // this Intent, use that. 3651 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 3652 flags, query, r0.priority, true, false, debug, userId); 3653 if (ri != null) { 3654 return ri; 3655 } 3656 if (userId != 0) { 3657 ri = new ResolveInfo(mResolveInfo); 3658 ri.activityInfo = new ActivityInfo(ri.activityInfo); 3659 ri.activityInfo.applicationInfo = new ApplicationInfo( 3660 ri.activityInfo.applicationInfo); 3661 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 3662 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 3663 return ri; 3664 } 3665 return mResolveInfo; 3666 } 3667 } 3668 return null; 3669 } 3670 3671 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 3672 int flags, List<ResolveInfo> query, boolean debug, int userId) { 3673 final int N = query.size(); 3674 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 3675 .get(userId); 3676 // Get the list of persistent preferred activities that handle the intent 3677 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 3678 List<PersistentPreferredActivity> pprefs = ppir != null 3679 ? ppir.queryIntent(intent, resolvedType, 3680 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 3681 : null; 3682 if (pprefs != null && pprefs.size() > 0) { 3683 final int M = pprefs.size(); 3684 for (int i=0; i<M; i++) { 3685 final PersistentPreferredActivity ppa = pprefs.get(i); 3686 if (DEBUG_PREFERRED || debug) { 3687 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 3688 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 3689 + "\n component=" + ppa.mComponent); 3690 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3691 } 3692 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 3693 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 3694 if (DEBUG_PREFERRED || debug) { 3695 Slog.v(TAG, "Found persistent preferred activity:"); 3696 if (ai != null) { 3697 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3698 } else { 3699 Slog.v(TAG, " null"); 3700 } 3701 } 3702 if (ai == null) { 3703 // This previously registered persistent preferred activity 3704 // component is no longer known. Ignore it and do NOT remove it. 3705 continue; 3706 } 3707 for (int j=0; j<N; j++) { 3708 final ResolveInfo ri = query.get(j); 3709 if (!ri.activityInfo.applicationInfo.packageName 3710 .equals(ai.applicationInfo.packageName)) { 3711 continue; 3712 } 3713 if (!ri.activityInfo.name.equals(ai.name)) { 3714 continue; 3715 } 3716 // Found a persistent preference that can handle the intent. 3717 if (DEBUG_PREFERRED || debug) { 3718 Slog.v(TAG, "Returning persistent preferred activity: " + 3719 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 3720 } 3721 return ri; 3722 } 3723 } 3724 } 3725 return null; 3726 } 3727 3728 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 3729 List<ResolveInfo> query, int priority, boolean always, 3730 boolean removeMatches, boolean debug, int userId) { 3731 if (!sUserManager.exists(userId)) return null; 3732 // writer 3733 synchronized (mPackages) { 3734 if (intent.getSelector() != null) { 3735 intent = intent.getSelector(); 3736 } 3737 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 3738 3739 // Try to find a matching persistent preferred activity. 3740 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 3741 debug, userId); 3742 3743 // If a persistent preferred activity matched, use it. 3744 if (pri != null) { 3745 return pri; 3746 } 3747 3748 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 3749 // Get the list of preferred activities that handle the intent 3750 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 3751 List<PreferredActivity> prefs = pir != null 3752 ? pir.queryIntent(intent, resolvedType, 3753 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 3754 : null; 3755 if (prefs != null && prefs.size() > 0) { 3756 boolean changed = false; 3757 try { 3758 // First figure out how good the original match set is. 3759 // We will only allow preferred activities that came 3760 // from the same match quality. 3761 int match = 0; 3762 3763 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 3764 3765 final int N = query.size(); 3766 for (int j=0; j<N; j++) { 3767 final ResolveInfo ri = query.get(j); 3768 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 3769 + ": 0x" + Integer.toHexString(match)); 3770 if (ri.match > match) { 3771 match = ri.match; 3772 } 3773 } 3774 3775 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 3776 + Integer.toHexString(match)); 3777 3778 match &= IntentFilter.MATCH_CATEGORY_MASK; 3779 final int M = prefs.size(); 3780 for (int i=0; i<M; i++) { 3781 final PreferredActivity pa = prefs.get(i); 3782 if (DEBUG_PREFERRED || debug) { 3783 Slog.v(TAG, "Checking PreferredActivity ds=" 3784 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 3785 + "\n component=" + pa.mPref.mComponent); 3786 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3787 } 3788 if (pa.mPref.mMatch != match) { 3789 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 3790 + Integer.toHexString(pa.mPref.mMatch)); 3791 continue; 3792 } 3793 // If it's not an "always" type preferred activity and that's what we're 3794 // looking for, skip it. 3795 if (always && !pa.mPref.mAlways) { 3796 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 3797 continue; 3798 } 3799 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 3800 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 3801 if (DEBUG_PREFERRED || debug) { 3802 Slog.v(TAG, "Found preferred activity:"); 3803 if (ai != null) { 3804 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3805 } else { 3806 Slog.v(TAG, " null"); 3807 } 3808 } 3809 if (ai == null) { 3810 // This previously registered preferred activity 3811 // component is no longer known. Most likely an update 3812 // to the app was installed and in the new version this 3813 // component no longer exists. Clean it up by removing 3814 // it from the preferred activities list, and skip it. 3815 Slog.w(TAG, "Removing dangling preferred activity: " 3816 + pa.mPref.mComponent); 3817 pir.removeFilter(pa); 3818 changed = true; 3819 continue; 3820 } 3821 for (int j=0; j<N; j++) { 3822 final ResolveInfo ri = query.get(j); 3823 if (!ri.activityInfo.applicationInfo.packageName 3824 .equals(ai.applicationInfo.packageName)) { 3825 continue; 3826 } 3827 if (!ri.activityInfo.name.equals(ai.name)) { 3828 continue; 3829 } 3830 3831 if (removeMatches) { 3832 pir.removeFilter(pa); 3833 changed = true; 3834 if (DEBUG_PREFERRED) { 3835 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 3836 } 3837 break; 3838 } 3839 3840 // Okay we found a previously set preferred or last chosen app. 3841 // If the result set is different from when this 3842 // was created, we need to clear it and re-ask the 3843 // user their preference, if we're looking for an "always" type entry. 3844 if (always && !pa.mPref.sameSet(query)) { 3845 Slog.i(TAG, "Result set changed, dropping preferred activity for " 3846 + intent + " type " + resolvedType); 3847 if (DEBUG_PREFERRED) { 3848 Slog.v(TAG, "Removing preferred activity since set changed " 3849 + pa.mPref.mComponent); 3850 } 3851 pir.removeFilter(pa); 3852 // Re-add the filter as a "last chosen" entry (!always) 3853 PreferredActivity lastChosen = new PreferredActivity( 3854 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 3855 pir.addFilter(lastChosen); 3856 changed = true; 3857 return null; 3858 } 3859 3860 // Yay! Either the set matched or we're looking for the last chosen 3861 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 3862 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 3863 return ri; 3864 } 3865 } 3866 } finally { 3867 if (changed) { 3868 if (DEBUG_PREFERRED) { 3869 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 3870 } 3871 scheduleWritePackageRestrictionsLocked(userId); 3872 } 3873 } 3874 } 3875 } 3876 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 3877 return null; 3878 } 3879 3880 /* 3881 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 3882 */ 3883 @Override 3884 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 3885 int targetUserId) { 3886 mContext.enforceCallingOrSelfPermission( 3887 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 3888 List<CrossProfileIntentFilter> matches = 3889 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 3890 if (matches != null) { 3891 int size = matches.size(); 3892 for (int i = 0; i < size; i++) { 3893 if (matches.get(i).getTargetUserId() == targetUserId) return true; 3894 } 3895 } 3896 return false; 3897 } 3898 3899 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 3900 String resolvedType, int userId) { 3901 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 3902 if (resolver != null) { 3903 return resolver.queryIntent(intent, resolvedType, false, userId); 3904 } 3905 return null; 3906 } 3907 3908 @Override 3909 public List<ResolveInfo> queryIntentActivities(Intent intent, 3910 String resolvedType, int flags, int userId) { 3911 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3912 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 3913 ComponentName comp = intent.getComponent(); 3914 if (comp == null) { 3915 if (intent.getSelector() != null) { 3916 intent = intent.getSelector(); 3917 comp = intent.getComponent(); 3918 } 3919 } 3920 3921 if (comp != null) { 3922 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3923 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 3924 if (ai != null) { 3925 final ResolveInfo ri = new ResolveInfo(); 3926 ri.activityInfo = ai; 3927 list.add(ri); 3928 } 3929 return list; 3930 } 3931 3932 // reader 3933 synchronized (mPackages) { 3934 final String pkgName = intent.getPackage(); 3935 if (pkgName == null) { 3936 List<CrossProfileIntentFilter> matchingFilters = 3937 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 3938 // Check for results that need to skip the current profile. 3939 ResolveInfo resolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 3940 resolvedType, flags, userId); 3941 if (resolveInfo != null) { 3942 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 3943 result.add(resolveInfo); 3944 return filterIfNotPrimaryUser(result, userId); 3945 } 3946 // Check for cross profile results. 3947 resolveInfo = queryCrossProfileIntents( 3948 matchingFilters, intent, resolvedType, flags, userId); 3949 3950 // Check for results in the current profile. 3951 List<ResolveInfo> result = mActivities.queryIntent( 3952 intent, resolvedType, flags, userId); 3953 if (resolveInfo != null) { 3954 result.add(resolveInfo); 3955 Collections.sort(result, mResolvePrioritySorter); 3956 } 3957 result = filterIfNotPrimaryUser(result, userId); 3958 if (result.size() > 1 && hasWebURI(intent)) { 3959 return filterCandidatesWithDomainPreferedActivitiesLPr(result); 3960 } 3961 return result; 3962 } 3963 final PackageParser.Package pkg = mPackages.get(pkgName); 3964 if (pkg != null) { 3965 return filterIfNotPrimaryUser( 3966 mActivities.queryIntentForPackage( 3967 intent, resolvedType, flags, pkg.activities, userId), 3968 userId); 3969 } 3970 return new ArrayList<ResolveInfo>(); 3971 } 3972 } 3973 3974 /** 3975 * Filter out activities with primaryUserOnly flag set, when current user is not the owner. 3976 * 3977 * @return filtered list 3978 */ 3979 private List<ResolveInfo> filterIfNotPrimaryUser(List<ResolveInfo> resolveInfos, int userId) { 3980 if (userId == UserHandle.USER_OWNER) { 3981 return resolveInfos; 3982 } 3983 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 3984 ResolveInfo info = resolveInfos.get(i); 3985 if ((info.activityInfo.flags & ActivityInfo.FLAG_PRIMARY_USER_ONLY) != 0) { 3986 resolveInfos.remove(i); 3987 } 3988 } 3989 return resolveInfos; 3990 } 3991 3992 private static boolean hasWebURI(Intent intent) { 3993 if (intent.getData() == null) { 3994 return false; 3995 } 3996 final String scheme = intent.getScheme(); 3997 if (TextUtils.isEmpty(scheme)) { 3998 return false; 3999 } 4000 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 4001 } 4002 4003 private List<ResolveInfo> filterCandidatesWithDomainPreferedActivitiesLPr( 4004 List<ResolveInfo> candidates) { 4005 if (DEBUG_PREFERRED) { 4006 Slog.v("TAG", "Filtering results with prefered activities. Candidates count: " + 4007 candidates.size()); 4008 } 4009 4010 final int userId = UserHandle.getCallingUserId(); 4011 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 4012 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 4013 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 4014 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 4015 4016 synchronized (mPackages) { 4017 final int count = candidates.size(); 4018 // First, try to use the domain prefered App 4019 for (int n=0; n<count; n++) { 4020 ResolveInfo info = candidates.get(n); 4021 String packageName = info.activityInfo.packageName; 4022 PackageSetting ps = mSettings.mPackages.get(packageName); 4023 if (ps != null) { 4024 // Try to get the status from User settings first 4025 int status = getDomainVerificationStatusLPr(ps, userId); 4026 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4027 result.add(info); 4028 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4029 neverList.add(info); 4030 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4031 undefinedList.add(info); 4032 } 4033 // Add to the special match all list (Browser use case) 4034 if (info.handleAllWebDataURI) { 4035 matchAllList.add(info); 4036 } 4037 } 4038 } 4039 // If there is nothing selected, add all candidates and remove the ones that the User 4040 // has explicitely put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state and 4041 // also remove any Browser Apps ones. 4042 // If there is still none after this pass, add all undefined one and Browser Apps and 4043 // let the User decide with the Disambiguation dialog if there are several ones. 4044 if (result.size() == 0) { 4045 result.addAll(candidates); 4046 } 4047 result.removeAll(neverList); 4048 result.removeAll(matchAllList); 4049 if (result.size() == 0) { 4050 result.addAll(undefinedList); 4051 result.addAll(matchAllList); 4052 } 4053 } 4054 if (DEBUG_PREFERRED) { 4055 Slog.v("TAG", "Filtered results with prefered activities. New candidates count: " + 4056 result.size()); 4057 } 4058 return result; 4059 } 4060 4061 private int getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 4062 int status = ps.getDomainVerificationStatusForUser(userId); 4063 // if none available, get the master status 4064 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4065 if (ps.getIntentFilterVerificationInfo() != null) { 4066 status = ps.getIntentFilterVerificationInfo().getStatus(); 4067 } 4068 } 4069 return status; 4070 } 4071 4072 private ResolveInfo querySkipCurrentProfileIntents( 4073 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4074 int flags, int sourceUserId) { 4075 if (matchingFilters != null) { 4076 int size = matchingFilters.size(); 4077 for (int i = 0; i < size; i ++) { 4078 CrossProfileIntentFilter filter = matchingFilters.get(i); 4079 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 4080 // Checking if there are activities in the target user that can handle the 4081 // intent. 4082 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4083 flags, sourceUserId); 4084 if (resolveInfo != null) { 4085 return resolveInfo; 4086 } 4087 } 4088 } 4089 } 4090 return null; 4091 } 4092 4093 // Return matching ResolveInfo if any for skip current profile intent filters. 4094 private ResolveInfo queryCrossProfileIntents( 4095 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4096 int flags, int sourceUserId) { 4097 if (matchingFilters != null) { 4098 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 4099 // match the same intent. For performance reasons, it is better not to 4100 // run queryIntent twice for the same userId 4101 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 4102 int size = matchingFilters.size(); 4103 for (int i = 0; i < size; i++) { 4104 CrossProfileIntentFilter filter = matchingFilters.get(i); 4105 int targetUserId = filter.getTargetUserId(); 4106 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 4107 && !alreadyTriedUserIds.get(targetUserId)) { 4108 // Checking if there are activities in the target user that can handle the 4109 // intent. 4110 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4111 flags, sourceUserId); 4112 if (resolveInfo != null) return resolveInfo; 4113 alreadyTriedUserIds.put(targetUserId, true); 4114 } 4115 } 4116 } 4117 return null; 4118 } 4119 4120 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 4121 String resolvedType, int flags, int sourceUserId) { 4122 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4123 resolvedType, flags, filter.getTargetUserId()); 4124 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 4125 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 4126 } 4127 return null; 4128 } 4129 4130 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 4131 int sourceUserId, int targetUserId) { 4132 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 4133 String className; 4134 if (targetUserId == UserHandle.USER_OWNER) { 4135 className = FORWARD_INTENT_TO_USER_OWNER; 4136 } else { 4137 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 4138 } 4139 ComponentName forwardingActivityComponentName = new ComponentName( 4140 mAndroidApplication.packageName, className); 4141 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 4142 sourceUserId); 4143 if (targetUserId == UserHandle.USER_OWNER) { 4144 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 4145 forwardingResolveInfo.noResourceId = true; 4146 } 4147 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 4148 forwardingResolveInfo.priority = 0; 4149 forwardingResolveInfo.preferredOrder = 0; 4150 forwardingResolveInfo.match = 0; 4151 forwardingResolveInfo.isDefault = true; 4152 forwardingResolveInfo.filter = filter; 4153 forwardingResolveInfo.targetUserId = targetUserId; 4154 return forwardingResolveInfo; 4155 } 4156 4157 @Override 4158 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 4159 Intent[] specifics, String[] specificTypes, Intent intent, 4160 String resolvedType, int flags, int userId) { 4161 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4162 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 4163 false, "query intent activity options"); 4164 final String resultsAction = intent.getAction(); 4165 4166 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 4167 | PackageManager.GET_RESOLVED_FILTER, userId); 4168 4169 if (DEBUG_INTENT_MATCHING) { 4170 Log.v(TAG, "Query " + intent + ": " + results); 4171 } 4172 4173 int specificsPos = 0; 4174 int N; 4175 4176 // todo: note that the algorithm used here is O(N^2). This 4177 // isn't a problem in our current environment, but if we start running 4178 // into situations where we have more than 5 or 10 matches then this 4179 // should probably be changed to something smarter... 4180 4181 // First we go through and resolve each of the specific items 4182 // that were supplied, taking care of removing any corresponding 4183 // duplicate items in the generic resolve list. 4184 if (specifics != null) { 4185 for (int i=0; i<specifics.length; i++) { 4186 final Intent sintent = specifics[i]; 4187 if (sintent == null) { 4188 continue; 4189 } 4190 4191 if (DEBUG_INTENT_MATCHING) { 4192 Log.v(TAG, "Specific #" + i + ": " + sintent); 4193 } 4194 4195 String action = sintent.getAction(); 4196 if (resultsAction != null && resultsAction.equals(action)) { 4197 // If this action was explicitly requested, then don't 4198 // remove things that have it. 4199 action = null; 4200 } 4201 4202 ResolveInfo ri = null; 4203 ActivityInfo ai = null; 4204 4205 ComponentName comp = sintent.getComponent(); 4206 if (comp == null) { 4207 ri = resolveIntent( 4208 sintent, 4209 specificTypes != null ? specificTypes[i] : null, 4210 flags, userId); 4211 if (ri == null) { 4212 continue; 4213 } 4214 if (ri == mResolveInfo) { 4215 // ACK! Must do something better with this. 4216 } 4217 ai = ri.activityInfo; 4218 comp = new ComponentName(ai.applicationInfo.packageName, 4219 ai.name); 4220 } else { 4221 ai = getActivityInfo(comp, flags, userId); 4222 if (ai == null) { 4223 continue; 4224 } 4225 } 4226 4227 // Look for any generic query activities that are duplicates 4228 // of this specific one, and remove them from the results. 4229 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 4230 N = results.size(); 4231 int j; 4232 for (j=specificsPos; j<N; j++) { 4233 ResolveInfo sri = results.get(j); 4234 if ((sri.activityInfo.name.equals(comp.getClassName()) 4235 && sri.activityInfo.applicationInfo.packageName.equals( 4236 comp.getPackageName())) 4237 || (action != null && sri.filter.matchAction(action))) { 4238 results.remove(j); 4239 if (DEBUG_INTENT_MATCHING) Log.v( 4240 TAG, "Removing duplicate item from " + j 4241 + " due to specific " + specificsPos); 4242 if (ri == null) { 4243 ri = sri; 4244 } 4245 j--; 4246 N--; 4247 } 4248 } 4249 4250 // Add this specific item to its proper place. 4251 if (ri == null) { 4252 ri = new ResolveInfo(); 4253 ri.activityInfo = ai; 4254 } 4255 results.add(specificsPos, ri); 4256 ri.specificIndex = i; 4257 specificsPos++; 4258 } 4259 } 4260 4261 // Now we go through the remaining generic results and remove any 4262 // duplicate actions that are found here. 4263 N = results.size(); 4264 for (int i=specificsPos; i<N-1; i++) { 4265 final ResolveInfo rii = results.get(i); 4266 if (rii.filter == null) { 4267 continue; 4268 } 4269 4270 // Iterate over all of the actions of this result's intent 4271 // filter... typically this should be just one. 4272 final Iterator<String> it = rii.filter.actionsIterator(); 4273 if (it == null) { 4274 continue; 4275 } 4276 while (it.hasNext()) { 4277 final String action = it.next(); 4278 if (resultsAction != null && resultsAction.equals(action)) { 4279 // If this action was explicitly requested, then don't 4280 // remove things that have it. 4281 continue; 4282 } 4283 for (int j=i+1; j<N; j++) { 4284 final ResolveInfo rij = results.get(j); 4285 if (rij.filter != null && rij.filter.hasAction(action)) { 4286 results.remove(j); 4287 if (DEBUG_INTENT_MATCHING) Log.v( 4288 TAG, "Removing duplicate item from " + j 4289 + " due to action " + action + " at " + i); 4290 j--; 4291 N--; 4292 } 4293 } 4294 } 4295 4296 // If the caller didn't request filter information, drop it now 4297 // so we don't have to marshall/unmarshall it. 4298 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4299 rii.filter = null; 4300 } 4301 } 4302 4303 // Filter out the caller activity if so requested. 4304 if (caller != null) { 4305 N = results.size(); 4306 for (int i=0; i<N; i++) { 4307 ActivityInfo ainfo = results.get(i).activityInfo; 4308 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 4309 && caller.getClassName().equals(ainfo.name)) { 4310 results.remove(i); 4311 break; 4312 } 4313 } 4314 } 4315 4316 // If the caller didn't request filter information, 4317 // drop them now so we don't have to 4318 // marshall/unmarshall it. 4319 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4320 N = results.size(); 4321 for (int i=0; i<N; i++) { 4322 results.get(i).filter = null; 4323 } 4324 } 4325 4326 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 4327 return results; 4328 } 4329 4330 @Override 4331 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 4332 int userId) { 4333 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4334 ComponentName comp = intent.getComponent(); 4335 if (comp == null) { 4336 if (intent.getSelector() != null) { 4337 intent = intent.getSelector(); 4338 comp = intent.getComponent(); 4339 } 4340 } 4341 if (comp != null) { 4342 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4343 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 4344 if (ai != null) { 4345 ResolveInfo ri = new ResolveInfo(); 4346 ri.activityInfo = ai; 4347 list.add(ri); 4348 } 4349 return list; 4350 } 4351 4352 // reader 4353 synchronized (mPackages) { 4354 String pkgName = intent.getPackage(); 4355 if (pkgName == null) { 4356 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 4357 } 4358 final PackageParser.Package pkg = mPackages.get(pkgName); 4359 if (pkg != null) { 4360 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 4361 userId); 4362 } 4363 return null; 4364 } 4365 } 4366 4367 @Override 4368 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 4369 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 4370 if (!sUserManager.exists(userId)) return null; 4371 if (query != null) { 4372 if (query.size() >= 1) { 4373 // If there is more than one service with the same priority, 4374 // just arbitrarily pick the first one. 4375 return query.get(0); 4376 } 4377 } 4378 return null; 4379 } 4380 4381 @Override 4382 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 4383 int userId) { 4384 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4385 ComponentName comp = intent.getComponent(); 4386 if (comp == null) { 4387 if (intent.getSelector() != null) { 4388 intent = intent.getSelector(); 4389 comp = intent.getComponent(); 4390 } 4391 } 4392 if (comp != null) { 4393 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4394 final ServiceInfo si = getServiceInfo(comp, flags, userId); 4395 if (si != null) { 4396 final ResolveInfo ri = new ResolveInfo(); 4397 ri.serviceInfo = si; 4398 list.add(ri); 4399 } 4400 return list; 4401 } 4402 4403 // reader 4404 synchronized (mPackages) { 4405 String pkgName = intent.getPackage(); 4406 if (pkgName == null) { 4407 return mServices.queryIntent(intent, resolvedType, flags, userId); 4408 } 4409 final PackageParser.Package pkg = mPackages.get(pkgName); 4410 if (pkg != null) { 4411 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 4412 userId); 4413 } 4414 return null; 4415 } 4416 } 4417 4418 @Override 4419 public List<ResolveInfo> queryIntentContentProviders( 4420 Intent intent, String resolvedType, int flags, int userId) { 4421 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4422 ComponentName comp = intent.getComponent(); 4423 if (comp == null) { 4424 if (intent.getSelector() != null) { 4425 intent = intent.getSelector(); 4426 comp = intent.getComponent(); 4427 } 4428 } 4429 if (comp != null) { 4430 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4431 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 4432 if (pi != null) { 4433 final ResolveInfo ri = new ResolveInfo(); 4434 ri.providerInfo = pi; 4435 list.add(ri); 4436 } 4437 return list; 4438 } 4439 4440 // reader 4441 synchronized (mPackages) { 4442 String pkgName = intent.getPackage(); 4443 if (pkgName == null) { 4444 return mProviders.queryIntent(intent, resolvedType, flags, userId); 4445 } 4446 final PackageParser.Package pkg = mPackages.get(pkgName); 4447 if (pkg != null) { 4448 return mProviders.queryIntentForPackage( 4449 intent, resolvedType, flags, pkg.providers, userId); 4450 } 4451 return null; 4452 } 4453 } 4454 4455 @Override 4456 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 4457 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 4458 4459 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 4460 4461 // writer 4462 synchronized (mPackages) { 4463 ArrayList<PackageInfo> list; 4464 if (listUninstalled) { 4465 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 4466 for (PackageSetting ps : mSettings.mPackages.values()) { 4467 PackageInfo pi; 4468 if (ps.pkg != null) { 4469 pi = generatePackageInfo(ps.pkg, flags, userId); 4470 } else { 4471 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 4472 } 4473 if (pi != null) { 4474 list.add(pi); 4475 } 4476 } 4477 } else { 4478 list = new ArrayList<PackageInfo>(mPackages.size()); 4479 for (PackageParser.Package p : mPackages.values()) { 4480 PackageInfo pi = generatePackageInfo(p, flags, userId); 4481 if (pi != null) { 4482 list.add(pi); 4483 } 4484 } 4485 } 4486 4487 return new ParceledListSlice<PackageInfo>(list); 4488 } 4489 } 4490 4491 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 4492 String[] permissions, boolean[] tmp, int flags, int userId) { 4493 int numMatch = 0; 4494 final PermissionsState permissionsState = ps.getPermissionsState(); 4495 for (int i=0; i<permissions.length; i++) { 4496 final String permission = permissions[i]; 4497 if (permissionsState.hasPermission(permission, userId)) { 4498 tmp[i] = true; 4499 numMatch++; 4500 } else { 4501 tmp[i] = false; 4502 } 4503 } 4504 if (numMatch == 0) { 4505 return; 4506 } 4507 PackageInfo pi; 4508 if (ps.pkg != null) { 4509 pi = generatePackageInfo(ps.pkg, flags, userId); 4510 } else { 4511 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 4512 } 4513 // The above might return null in cases of uninstalled apps or install-state 4514 // skew across users/profiles. 4515 if (pi != null) { 4516 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 4517 if (numMatch == permissions.length) { 4518 pi.requestedPermissions = permissions; 4519 } else { 4520 pi.requestedPermissions = new String[numMatch]; 4521 numMatch = 0; 4522 for (int i=0; i<permissions.length; i++) { 4523 if (tmp[i]) { 4524 pi.requestedPermissions[numMatch] = permissions[i]; 4525 numMatch++; 4526 } 4527 } 4528 } 4529 } 4530 list.add(pi); 4531 } 4532 } 4533 4534 @Override 4535 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 4536 String[] permissions, int flags, int userId) { 4537 if (!sUserManager.exists(userId)) return null; 4538 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 4539 4540 // writer 4541 synchronized (mPackages) { 4542 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 4543 boolean[] tmpBools = new boolean[permissions.length]; 4544 if (listUninstalled) { 4545 for (PackageSetting ps : mSettings.mPackages.values()) { 4546 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 4547 } 4548 } else { 4549 for (PackageParser.Package pkg : mPackages.values()) { 4550 PackageSetting ps = (PackageSetting)pkg.mExtras; 4551 if (ps != null) { 4552 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 4553 userId); 4554 } 4555 } 4556 } 4557 4558 return new ParceledListSlice<PackageInfo>(list); 4559 } 4560 } 4561 4562 @Override 4563 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 4564 if (!sUserManager.exists(userId)) return null; 4565 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 4566 4567 // writer 4568 synchronized (mPackages) { 4569 ArrayList<ApplicationInfo> list; 4570 if (listUninstalled) { 4571 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 4572 for (PackageSetting ps : mSettings.mPackages.values()) { 4573 ApplicationInfo ai; 4574 if (ps.pkg != null) { 4575 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 4576 ps.readUserState(userId), userId); 4577 } else { 4578 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 4579 } 4580 if (ai != null) { 4581 list.add(ai); 4582 } 4583 } 4584 } else { 4585 list = new ArrayList<ApplicationInfo>(mPackages.size()); 4586 for (PackageParser.Package p : mPackages.values()) { 4587 if (p.mExtras != null) { 4588 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 4589 ((PackageSetting)p.mExtras).readUserState(userId), userId); 4590 if (ai != null) { 4591 list.add(ai); 4592 } 4593 } 4594 } 4595 } 4596 4597 return new ParceledListSlice<ApplicationInfo>(list); 4598 } 4599 } 4600 4601 public List<ApplicationInfo> getPersistentApplications(int flags) { 4602 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 4603 4604 // reader 4605 synchronized (mPackages) { 4606 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 4607 final int userId = UserHandle.getCallingUserId(); 4608 while (i.hasNext()) { 4609 final PackageParser.Package p = i.next(); 4610 if (p.applicationInfo != null 4611 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 4612 && (!mSafeMode || isSystemApp(p))) { 4613 PackageSetting ps = mSettings.mPackages.get(p.packageName); 4614 if (ps != null) { 4615 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 4616 ps.readUserState(userId), userId); 4617 if (ai != null) { 4618 finalList.add(ai); 4619 } 4620 } 4621 } 4622 } 4623 } 4624 4625 return finalList; 4626 } 4627 4628 @Override 4629 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 4630 if (!sUserManager.exists(userId)) return null; 4631 // reader 4632 synchronized (mPackages) { 4633 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 4634 PackageSetting ps = provider != null 4635 ? mSettings.mPackages.get(provider.owner.packageName) 4636 : null; 4637 return ps != null 4638 && mSettings.isEnabledLPr(provider.info, flags, userId) 4639 && (!mSafeMode || (provider.info.applicationInfo.flags 4640 &ApplicationInfo.FLAG_SYSTEM) != 0) 4641 ? PackageParser.generateProviderInfo(provider, flags, 4642 ps.readUserState(userId), userId) 4643 : null; 4644 } 4645 } 4646 4647 /** 4648 * @deprecated 4649 */ 4650 @Deprecated 4651 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 4652 // reader 4653 synchronized (mPackages) { 4654 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 4655 .entrySet().iterator(); 4656 final int userId = UserHandle.getCallingUserId(); 4657 while (i.hasNext()) { 4658 Map.Entry<String, PackageParser.Provider> entry = i.next(); 4659 PackageParser.Provider p = entry.getValue(); 4660 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 4661 4662 if (ps != null && p.syncable 4663 && (!mSafeMode || (p.info.applicationInfo.flags 4664 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 4665 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 4666 ps.readUserState(userId), userId); 4667 if (info != null) { 4668 outNames.add(entry.getKey()); 4669 outInfo.add(info); 4670 } 4671 } 4672 } 4673 } 4674 } 4675 4676 @Override 4677 public List<ProviderInfo> queryContentProviders(String processName, 4678 int uid, int flags) { 4679 ArrayList<ProviderInfo> finalList = null; 4680 // reader 4681 synchronized (mPackages) { 4682 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 4683 final int userId = processName != null ? 4684 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 4685 while (i.hasNext()) { 4686 final PackageParser.Provider p = i.next(); 4687 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 4688 if (ps != null && p.info.authority != null 4689 && (processName == null 4690 || (p.info.processName.equals(processName) 4691 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 4692 && mSettings.isEnabledLPr(p.info, flags, userId) 4693 && (!mSafeMode 4694 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 4695 if (finalList == null) { 4696 finalList = new ArrayList<ProviderInfo>(3); 4697 } 4698 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 4699 ps.readUserState(userId), userId); 4700 if (info != null) { 4701 finalList.add(info); 4702 } 4703 } 4704 } 4705 } 4706 4707 if (finalList != null) { 4708 Collections.sort(finalList, mProviderInitOrderSorter); 4709 } 4710 4711 return finalList; 4712 } 4713 4714 @Override 4715 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 4716 int flags) { 4717 // reader 4718 synchronized (mPackages) { 4719 final PackageParser.Instrumentation i = mInstrumentation.get(name); 4720 return PackageParser.generateInstrumentationInfo(i, flags); 4721 } 4722 } 4723 4724 @Override 4725 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 4726 int flags) { 4727 ArrayList<InstrumentationInfo> finalList = 4728 new ArrayList<InstrumentationInfo>(); 4729 4730 // reader 4731 synchronized (mPackages) { 4732 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 4733 while (i.hasNext()) { 4734 final PackageParser.Instrumentation p = i.next(); 4735 if (targetPackage == null 4736 || targetPackage.equals(p.info.targetPackage)) { 4737 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 4738 flags); 4739 if (ii != null) { 4740 finalList.add(ii); 4741 } 4742 } 4743 } 4744 } 4745 4746 return finalList; 4747 } 4748 4749 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 4750 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 4751 if (overlays == null) { 4752 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 4753 return; 4754 } 4755 for (PackageParser.Package opkg : overlays.values()) { 4756 // Not much to do if idmap fails: we already logged the error 4757 // and we certainly don't want to abort installation of pkg simply 4758 // because an overlay didn't fit properly. For these reasons, 4759 // ignore the return value of createIdmapForPackagePairLI. 4760 createIdmapForPackagePairLI(pkg, opkg); 4761 } 4762 } 4763 4764 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 4765 PackageParser.Package opkg) { 4766 if (!opkg.mTrustedOverlay) { 4767 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 4768 opkg.baseCodePath + ": overlay not trusted"); 4769 return false; 4770 } 4771 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 4772 if (overlaySet == null) { 4773 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 4774 opkg.baseCodePath + " but target package has no known overlays"); 4775 return false; 4776 } 4777 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 4778 // TODO: generate idmap for split APKs 4779 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 4780 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 4781 + opkg.baseCodePath); 4782 return false; 4783 } 4784 PackageParser.Package[] overlayArray = 4785 overlaySet.values().toArray(new PackageParser.Package[0]); 4786 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 4787 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 4788 return p1.mOverlayPriority - p2.mOverlayPriority; 4789 } 4790 }; 4791 Arrays.sort(overlayArray, cmp); 4792 4793 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 4794 int i = 0; 4795 for (PackageParser.Package p : overlayArray) { 4796 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 4797 } 4798 return true; 4799 } 4800 4801 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 4802 final File[] files = dir.listFiles(); 4803 if (ArrayUtils.isEmpty(files)) { 4804 Log.d(TAG, "No files in app dir " + dir); 4805 return; 4806 } 4807 4808 if (DEBUG_PACKAGE_SCANNING) { 4809 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 4810 + " flags=0x" + Integer.toHexString(parseFlags)); 4811 } 4812 4813 for (File file : files) { 4814 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 4815 && !PackageInstallerService.isStageName(file.getName()); 4816 if (!isPackage) { 4817 // Ignore entries which are not packages 4818 continue; 4819 } 4820 try { 4821 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 4822 scanFlags, currentTime, null); 4823 } catch (PackageManagerException e) { 4824 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 4825 4826 // Delete invalid userdata apps 4827 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 4828 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 4829 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 4830 if (file.isDirectory()) { 4831 mInstaller.rmPackageDir(file.getAbsolutePath()); 4832 } else { 4833 file.delete(); 4834 } 4835 } 4836 } 4837 } 4838 } 4839 4840 private static File getSettingsProblemFile() { 4841 File dataDir = Environment.getDataDirectory(); 4842 File systemDir = new File(dataDir, "system"); 4843 File fname = new File(systemDir, "uiderrors.txt"); 4844 return fname; 4845 } 4846 4847 static void reportSettingsProblem(int priority, String msg) { 4848 logCriticalInfo(priority, msg); 4849 } 4850 4851 static void logCriticalInfo(int priority, String msg) { 4852 Slog.println(priority, TAG, msg); 4853 EventLogTags.writePmCriticalInfo(msg); 4854 try { 4855 File fname = getSettingsProblemFile(); 4856 FileOutputStream out = new FileOutputStream(fname, true); 4857 PrintWriter pw = new FastPrintWriter(out); 4858 SimpleDateFormat formatter = new SimpleDateFormat(); 4859 String dateString = formatter.format(new Date(System.currentTimeMillis())); 4860 pw.println(dateString + ": " + msg); 4861 pw.close(); 4862 FileUtils.setPermissions( 4863 fname.toString(), 4864 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 4865 -1, -1); 4866 } catch (java.io.IOException e) { 4867 } 4868 } 4869 4870 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 4871 PackageParser.Package pkg, File srcFile, int parseFlags) 4872 throws PackageManagerException { 4873 if (ps != null 4874 && ps.codePath.equals(srcFile) 4875 && ps.timeStamp == srcFile.lastModified() 4876 && !isCompatSignatureUpdateNeeded(pkg) 4877 && !isRecoverSignatureUpdateNeeded(pkg)) { 4878 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 4879 if (ps.signatures.mSignatures != null 4880 && ps.signatures.mSignatures.length != 0 4881 && mSigningKeySetId != PackageKeySetData.KEYSET_UNASSIGNED) { 4882 // Optimization: reuse the existing cached certificates 4883 // if the package appears to be unchanged. 4884 pkg.mSignatures = ps.signatures.mSignatures; 4885 KeySetManagerService ksms = mSettings.mKeySetManagerService; 4886 synchronized (mPackages) { 4887 pkg.mSigningKeys = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 4888 } 4889 return; 4890 } 4891 4892 Slog.w(TAG, "PackageSetting for " + ps.name 4893 + " is missing signatures. Collecting certs again to recover them."); 4894 } else { 4895 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 4896 } 4897 4898 try { 4899 pp.collectCertificates(pkg, parseFlags); 4900 pp.collectManifestDigest(pkg); 4901 } catch (PackageParserException e) { 4902 throw PackageManagerException.from(e); 4903 } 4904 } 4905 4906 /* 4907 * Scan a package and return the newly parsed package. 4908 * Returns null in case of errors and the error code is stored in mLastScanError 4909 */ 4910 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 4911 long currentTime, UserHandle user) throws PackageManagerException { 4912 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 4913 parseFlags |= mDefParseFlags; 4914 PackageParser pp = new PackageParser(); 4915 pp.setSeparateProcesses(mSeparateProcesses); 4916 pp.setOnlyCoreApps(mOnlyCore); 4917 pp.setDisplayMetrics(mMetrics); 4918 4919 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 4920 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 4921 } 4922 4923 final PackageParser.Package pkg; 4924 try { 4925 pkg = pp.parsePackage(scanFile, parseFlags); 4926 } catch (PackageParserException e) { 4927 throw PackageManagerException.from(e); 4928 } 4929 4930 PackageSetting ps = null; 4931 PackageSetting updatedPkg; 4932 // reader 4933 synchronized (mPackages) { 4934 // Look to see if we already know about this package. 4935 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 4936 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 4937 // This package has been renamed to its original name. Let's 4938 // use that. 4939 ps = mSettings.peekPackageLPr(oldName); 4940 } 4941 // If there was no original package, see one for the real package name. 4942 if (ps == null) { 4943 ps = mSettings.peekPackageLPr(pkg.packageName); 4944 } 4945 // Check to see if this package could be hiding/updating a system 4946 // package. Must look for it either under the original or real 4947 // package name depending on our state. 4948 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 4949 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 4950 } 4951 boolean updatedPkgBetter = false; 4952 // First check if this is a system package that may involve an update 4953 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 4954 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 4955 // it needs to drop FLAG_PRIVILEGED. 4956 if (locationIsPrivileged(scanFile)) { 4957 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 4958 } else { 4959 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 4960 } 4961 4962 if (ps != null && !ps.codePath.equals(scanFile)) { 4963 // The path has changed from what was last scanned... check the 4964 // version of the new path against what we have stored to determine 4965 // what to do. 4966 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 4967 if (pkg.mVersionCode <= ps.versionCode) { 4968 // The system package has been updated and the code path does not match 4969 // Ignore entry. Skip it. 4970 Slog.i(TAG, "Package " + ps.name + " at " + scanFile 4971 + " ignored: updated version " + ps.versionCode 4972 + " better than this " + pkg.mVersionCode); 4973 if (!updatedPkg.codePath.equals(scanFile)) { 4974 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 4975 + ps.name + " changing from " + updatedPkg.codePathString 4976 + " to " + scanFile); 4977 updatedPkg.codePath = scanFile; 4978 updatedPkg.codePathString = scanFile.toString(); 4979 updatedPkg.resourcePath = scanFile; 4980 updatedPkg.resourcePathString = scanFile.toString(); 4981 } 4982 updatedPkg.pkg = pkg; 4983 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, null); 4984 } else { 4985 // The current app on the system partition is better than 4986 // what we have updated to on the data partition; switch 4987 // back to the system partition version. 4988 // At this point, its safely assumed that package installation for 4989 // apps in system partition will go through. If not there won't be a working 4990 // version of the app 4991 // writer 4992 synchronized (mPackages) { 4993 // Just remove the loaded entries from package lists. 4994 mPackages.remove(ps.name); 4995 } 4996 4997 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 4998 + " reverting from " + ps.codePathString 4999 + ": new version " + pkg.mVersionCode 5000 + " better than installed " + ps.versionCode); 5001 5002 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5003 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 5004 getAppDexInstructionSets(ps)); 5005 synchronized (mInstallLock) { 5006 args.cleanUpResourcesLI(); 5007 } 5008 synchronized (mPackages) { 5009 mSettings.enableSystemPackageLPw(ps.name); 5010 } 5011 updatedPkgBetter = true; 5012 } 5013 } 5014 } 5015 5016 if (updatedPkg != null) { 5017 // An updated system app will not have the PARSE_IS_SYSTEM flag set 5018 // initially 5019 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 5020 5021 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 5022 // flag set initially 5023 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 5024 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 5025 } 5026 } 5027 5028 // Verify certificates against what was last scanned 5029 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 5030 5031 /* 5032 * A new system app appeared, but we already had a non-system one of the 5033 * same name installed earlier. 5034 */ 5035 boolean shouldHideSystemApp = false; 5036 if (updatedPkg == null && ps != null 5037 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 5038 /* 5039 * Check to make sure the signatures match first. If they don't, 5040 * wipe the installed application and its data. 5041 */ 5042 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 5043 != PackageManager.SIGNATURE_MATCH) { 5044 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 5045 + " signatures don't match existing userdata copy; removing"); 5046 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 5047 ps = null; 5048 } else { 5049 /* 5050 * If the newly-added system app is an older version than the 5051 * already installed version, hide it. It will be scanned later 5052 * and re-added like an update. 5053 */ 5054 if (pkg.mVersionCode <= ps.versionCode) { 5055 shouldHideSystemApp = true; 5056 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 5057 + " but new version " + pkg.mVersionCode + " better than installed " 5058 + ps.versionCode + "; hiding system"); 5059 } else { 5060 /* 5061 * The newly found system app is a newer version that the 5062 * one previously installed. Simply remove the 5063 * already-installed application and replace it with our own 5064 * while keeping the application data. 5065 */ 5066 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5067 + " reverting from " + ps.codePathString + ": new version " 5068 + pkg.mVersionCode + " better than installed " + ps.versionCode); 5069 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5070 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 5071 getAppDexInstructionSets(ps)); 5072 synchronized (mInstallLock) { 5073 args.cleanUpResourcesLI(); 5074 } 5075 } 5076 } 5077 } 5078 5079 // The apk is forward locked (not public) if its code and resources 5080 // are kept in different files. (except for app in either system or 5081 // vendor path). 5082 // TODO grab this value from PackageSettings 5083 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5084 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 5085 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 5086 } 5087 } 5088 5089 // TODO: extend to support forward-locked splits 5090 String resourcePath = null; 5091 String baseResourcePath = null; 5092 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 5093 if (ps != null && ps.resourcePathString != null) { 5094 resourcePath = ps.resourcePathString; 5095 baseResourcePath = ps.resourcePathString; 5096 } else { 5097 // Should not happen at all. Just log an error. 5098 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 5099 } 5100 } else { 5101 resourcePath = pkg.codePath; 5102 baseResourcePath = pkg.baseCodePath; 5103 } 5104 5105 // Set application objects path explicitly. 5106 pkg.applicationInfo.setCodePath(pkg.codePath); 5107 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 5108 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 5109 pkg.applicationInfo.setResourcePath(resourcePath); 5110 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 5111 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 5112 5113 // Note that we invoke the following method only if we are about to unpack an application 5114 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 5115 | SCAN_UPDATE_SIGNATURE, currentTime, user); 5116 5117 /* 5118 * If the system app should be overridden by a previously installed 5119 * data, hide the system app now and let the /data/app scan pick it up 5120 * again. 5121 */ 5122 if (shouldHideSystemApp) { 5123 synchronized (mPackages) { 5124 /* 5125 * We have to grant systems permissions before we hide, because 5126 * grantPermissions will assume the package update is trying to 5127 * expand its permissions. 5128 */ 5129 grantPermissionsLPw(pkg, true, pkg.packageName); 5130 mSettings.disableSystemPackageLPw(pkg.packageName); 5131 } 5132 } 5133 5134 return scannedPkg; 5135 } 5136 5137 private static String fixProcessName(String defProcessName, 5138 String processName, int uid) { 5139 if (processName == null) { 5140 return defProcessName; 5141 } 5142 return processName; 5143 } 5144 5145 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 5146 throws PackageManagerException { 5147 if (pkgSetting.signatures.mSignatures != null) { 5148 // Already existing package. Make sure signatures match 5149 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 5150 == PackageManager.SIGNATURE_MATCH; 5151 if (!match) { 5152 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 5153 == PackageManager.SIGNATURE_MATCH; 5154 } 5155 if (!match) { 5156 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 5157 == PackageManager.SIGNATURE_MATCH; 5158 } 5159 if (!match) { 5160 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5161 + pkg.packageName + " signatures do not match the " 5162 + "previously installed version; ignoring!"); 5163 } 5164 } 5165 5166 // Check for shared user signatures 5167 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 5168 // Already existing package. Make sure signatures match 5169 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5170 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 5171 if (!match) { 5172 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 5173 == PackageManager.SIGNATURE_MATCH; 5174 } 5175 if (!match) { 5176 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 5177 == PackageManager.SIGNATURE_MATCH; 5178 } 5179 if (!match) { 5180 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 5181 "Package " + pkg.packageName 5182 + " has no signatures that match those in shared user " 5183 + pkgSetting.sharedUser.name + "; ignoring!"); 5184 } 5185 } 5186 } 5187 5188 /** 5189 * Enforces that only the system UID or root's UID can call a method exposed 5190 * via Binder. 5191 * 5192 * @param message used as message if SecurityException is thrown 5193 * @throws SecurityException if the caller is not system or root 5194 */ 5195 private static final void enforceSystemOrRoot(String message) { 5196 final int uid = Binder.getCallingUid(); 5197 if (uid != Process.SYSTEM_UID && uid != 0) { 5198 throw new SecurityException(message); 5199 } 5200 } 5201 5202 @Override 5203 public void performBootDexOpt() { 5204 enforceSystemOrRoot("Only the system can request dexopt be performed"); 5205 5206 // Before everything else, see whether we need to fstrim. 5207 try { 5208 IMountService ms = PackageHelper.getMountService(); 5209 if (ms != null) { 5210 final boolean isUpgrade = isUpgrade(); 5211 boolean doTrim = isUpgrade; 5212 if (doTrim) { 5213 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 5214 } else { 5215 final long interval = android.provider.Settings.Global.getLong( 5216 mContext.getContentResolver(), 5217 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 5218 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 5219 if (interval > 0) { 5220 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 5221 if (timeSinceLast > interval) { 5222 doTrim = true; 5223 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 5224 + "; running immediately"); 5225 } 5226 } 5227 } 5228 if (doTrim) { 5229 if (!isFirstBoot()) { 5230 try { 5231 ActivityManagerNative.getDefault().showBootMessage( 5232 mContext.getResources().getString( 5233 R.string.android_upgrading_fstrim), true); 5234 } catch (RemoteException e) { 5235 } 5236 } 5237 ms.runMaintenance(); 5238 } 5239 } else { 5240 Slog.e(TAG, "Mount service unavailable!"); 5241 } 5242 } catch (RemoteException e) { 5243 // Can't happen; MountService is local 5244 } 5245 5246 final ArraySet<PackageParser.Package> pkgs; 5247 synchronized (mPackages) { 5248 pkgs = mPackageDexOptimizer.clearDeferredDexOptPackages(); 5249 } 5250 5251 if (pkgs != null) { 5252 // Sort apps by importance for dexopt ordering. Important apps are given more priority 5253 // in case the device runs out of space. 5254 ArrayList<PackageParser.Package> sortedPkgs = new ArrayList<PackageParser.Package>(); 5255 // Give priority to core apps. 5256 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5257 PackageParser.Package pkg = it.next(); 5258 if (pkg.coreApp) { 5259 if (DEBUG_DEXOPT) { 5260 Log.i(TAG, "Adding core app " + sortedPkgs.size() + ": " + pkg.packageName); 5261 } 5262 sortedPkgs.add(pkg); 5263 it.remove(); 5264 } 5265 } 5266 // Give priority to system apps that listen for pre boot complete. 5267 Intent intent = new Intent(Intent.ACTION_PRE_BOOT_COMPLETED); 5268 ArraySet<String> pkgNames = getPackageNamesForIntent(intent); 5269 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5270 PackageParser.Package pkg = it.next(); 5271 if (pkgNames.contains(pkg.packageName)) { 5272 if (DEBUG_DEXOPT) { 5273 Log.i(TAG, "Adding pre boot system app " + sortedPkgs.size() + ": " + pkg.packageName); 5274 } 5275 sortedPkgs.add(pkg); 5276 it.remove(); 5277 } 5278 } 5279 // Give priority to system apps. 5280 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5281 PackageParser.Package pkg = it.next(); 5282 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 5283 if (DEBUG_DEXOPT) { 5284 Log.i(TAG, "Adding system app " + sortedPkgs.size() + ": " + pkg.packageName); 5285 } 5286 sortedPkgs.add(pkg); 5287 it.remove(); 5288 } 5289 } 5290 // Give priority to updated system apps. 5291 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5292 PackageParser.Package pkg = it.next(); 5293 if (pkg.isUpdatedSystemApp()) { 5294 if (DEBUG_DEXOPT) { 5295 Log.i(TAG, "Adding updated system app " + sortedPkgs.size() + ": " + pkg.packageName); 5296 } 5297 sortedPkgs.add(pkg); 5298 it.remove(); 5299 } 5300 } 5301 // Give priority to apps that listen for boot complete. 5302 intent = new Intent(Intent.ACTION_BOOT_COMPLETED); 5303 pkgNames = getPackageNamesForIntent(intent); 5304 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5305 PackageParser.Package pkg = it.next(); 5306 if (pkgNames.contains(pkg.packageName)) { 5307 if (DEBUG_DEXOPT) { 5308 Log.i(TAG, "Adding boot app " + sortedPkgs.size() + ": " + pkg.packageName); 5309 } 5310 sortedPkgs.add(pkg); 5311 it.remove(); 5312 } 5313 } 5314 // Filter out packages that aren't recently used. 5315 filterRecentlyUsedApps(pkgs); 5316 // Add all remaining apps. 5317 for (PackageParser.Package pkg : pkgs) { 5318 if (DEBUG_DEXOPT) { 5319 Log.i(TAG, "Adding app " + sortedPkgs.size() + ": " + pkg.packageName); 5320 } 5321 sortedPkgs.add(pkg); 5322 } 5323 5324 // If we want to be lazy, filter everything that wasn't recently used. 5325 if (mLazyDexOpt) { 5326 filterRecentlyUsedApps(sortedPkgs); 5327 } 5328 5329 int i = 0; 5330 int total = sortedPkgs.size(); 5331 File dataDir = Environment.getDataDirectory(); 5332 long lowThreshold = StorageManager.from(mContext).getStorageLowBytes(dataDir); 5333 if (lowThreshold == 0) { 5334 throw new IllegalStateException("Invalid low memory threshold"); 5335 } 5336 for (PackageParser.Package pkg : sortedPkgs) { 5337 long usableSpace = dataDir.getUsableSpace(); 5338 if (usableSpace < lowThreshold) { 5339 Log.w(TAG, "Not running dexopt on remaining apps due to low memory: " + usableSpace); 5340 break; 5341 } 5342 performBootDexOpt(pkg, ++i, total); 5343 } 5344 } 5345 } 5346 5347 private void filterRecentlyUsedApps(Collection<PackageParser.Package> pkgs) { 5348 // Filter out packages that aren't recently used. 5349 // 5350 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 5351 // should do a full dexopt. 5352 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 5353 int total = pkgs.size(); 5354 int skipped = 0; 5355 long now = System.currentTimeMillis(); 5356 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 5357 PackageParser.Package pkg = i.next(); 5358 long then = pkg.mLastPackageUsageTimeInMills; 5359 if (then + mDexOptLRUThresholdInMills < now) { 5360 if (DEBUG_DEXOPT) { 5361 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 5362 ((then == 0) ? "never" : new Date(then))); 5363 } 5364 i.remove(); 5365 skipped++; 5366 } 5367 } 5368 if (DEBUG_DEXOPT) { 5369 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 5370 } 5371 } 5372 } 5373 5374 private ArraySet<String> getPackageNamesForIntent(Intent intent) { 5375 List<ResolveInfo> ris = null; 5376 try { 5377 ris = AppGlobals.getPackageManager().queryIntentReceivers( 5378 intent, null, 0, UserHandle.USER_OWNER); 5379 } catch (RemoteException e) { 5380 } 5381 ArraySet<String> pkgNames = new ArraySet<String>(); 5382 if (ris != null) { 5383 for (ResolveInfo ri : ris) { 5384 pkgNames.add(ri.activityInfo.packageName); 5385 } 5386 } 5387 return pkgNames; 5388 } 5389 5390 private void performBootDexOpt(PackageParser.Package pkg, int curr, int total) { 5391 if (DEBUG_DEXOPT) { 5392 Log.i(TAG, "Optimizing app " + curr + " of " + total + ": " + pkg.packageName); 5393 } 5394 if (!isFirstBoot()) { 5395 try { 5396 ActivityManagerNative.getDefault().showBootMessage( 5397 mContext.getResources().getString(R.string.android_upgrading_apk, 5398 curr, total), true); 5399 } catch (RemoteException e) { 5400 } 5401 } 5402 PackageParser.Package p = pkg; 5403 synchronized (mInstallLock) { 5404 mPackageDexOptimizer.performDexOpt(p, null /* instruction sets */, 5405 false /* force dex */, false /* defer */, true /* include dependencies */); 5406 } 5407 } 5408 5409 @Override 5410 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 5411 return performDexOpt(packageName, instructionSet, false); 5412 } 5413 5414 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 5415 boolean dexopt = mLazyDexOpt || backgroundDexopt; 5416 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 5417 if (!dexopt && !updateUsage) { 5418 // We aren't going to dexopt or update usage, so bail early. 5419 return false; 5420 } 5421 PackageParser.Package p; 5422 final String targetInstructionSet; 5423 synchronized (mPackages) { 5424 p = mPackages.get(packageName); 5425 if (p == null) { 5426 return false; 5427 } 5428 if (updateUsage) { 5429 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 5430 } 5431 mPackageUsage.write(false); 5432 if (!dexopt) { 5433 // We aren't going to dexopt, so bail early. 5434 return false; 5435 } 5436 5437 targetInstructionSet = instructionSet != null ? instructionSet : 5438 getPrimaryInstructionSet(p.applicationInfo); 5439 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 5440 return false; 5441 } 5442 } 5443 5444 synchronized (mInstallLock) { 5445 final String[] instructionSets = new String[] { targetInstructionSet }; 5446 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 5447 false /* forceDex */, false /* defer */, true /* inclDependencies */); 5448 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 5449 } 5450 } 5451 5452 public ArraySet<String> getPackagesThatNeedDexOpt() { 5453 ArraySet<String> pkgs = null; 5454 synchronized (mPackages) { 5455 for (PackageParser.Package p : mPackages.values()) { 5456 if (DEBUG_DEXOPT) { 5457 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 5458 } 5459 if (!p.mDexOptPerformed.isEmpty()) { 5460 continue; 5461 } 5462 if (pkgs == null) { 5463 pkgs = new ArraySet<String>(); 5464 } 5465 pkgs.add(p.packageName); 5466 } 5467 } 5468 return pkgs; 5469 } 5470 5471 public void shutdown() { 5472 mPackageUsage.write(true); 5473 } 5474 5475 @Override 5476 public void forceDexOpt(String packageName) { 5477 enforceSystemOrRoot("forceDexOpt"); 5478 5479 PackageParser.Package pkg; 5480 synchronized (mPackages) { 5481 pkg = mPackages.get(packageName); 5482 if (pkg == null) { 5483 throw new IllegalArgumentException("Missing package: " + packageName); 5484 } 5485 } 5486 5487 synchronized (mInstallLock) { 5488 final String[] instructionSets = new String[] { 5489 getPrimaryInstructionSet(pkg.applicationInfo) }; 5490 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 5491 true /*forceDex*/, false /* defer */, true /* inclDependencies */); 5492 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 5493 throw new IllegalStateException("Failed to dexopt: " + res); 5494 } 5495 } 5496 } 5497 5498 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 5499 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 5500 Slog.w(TAG, "Unable to update from " + oldPkg.name 5501 + " to " + newPkg.packageName 5502 + ": old package not in system partition"); 5503 return false; 5504 } else if (mPackages.get(oldPkg.name) != null) { 5505 Slog.w(TAG, "Unable to update from " + oldPkg.name 5506 + " to " + newPkg.packageName 5507 + ": old package still exists"); 5508 return false; 5509 } 5510 return true; 5511 } 5512 5513 private File getDataPathForPackage(String packageName, int userId) { 5514 /* 5515 * Until we fully support multiple users, return the directory we 5516 * previously would have. The PackageManagerTests will need to be 5517 * revised when this is changed back.. 5518 */ 5519 if (userId == 0) { 5520 return new File(mAppDataDir, packageName); 5521 } else { 5522 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId 5523 + File.separator + packageName); 5524 } 5525 } 5526 5527 private int createDataDirsLI(String packageName, int uid, String seinfo) { 5528 int[] users = sUserManager.getUserIds(); 5529 int res = mInstaller.install(packageName, uid, uid, seinfo); 5530 if (res < 0) { 5531 return res; 5532 } 5533 for (int user : users) { 5534 if (user != 0) { 5535 res = mInstaller.createUserData(packageName, 5536 UserHandle.getUid(user, uid), user, seinfo); 5537 if (res < 0) { 5538 return res; 5539 } 5540 } 5541 } 5542 return res; 5543 } 5544 5545 private int removeDataDirsLI(String packageName) { 5546 int[] users = sUserManager.getUserIds(); 5547 int res = 0; 5548 for (int user : users) { 5549 int resInner = mInstaller.remove(packageName, user); 5550 if (resInner < 0) { 5551 res = resInner; 5552 } 5553 } 5554 5555 return res; 5556 } 5557 5558 private int deleteCodeCacheDirsLI(String packageName) { 5559 int[] users = sUserManager.getUserIds(); 5560 int res = 0; 5561 for (int user : users) { 5562 int resInner = mInstaller.deleteCodeCacheFiles(packageName, user); 5563 if (resInner < 0) { 5564 res = resInner; 5565 } 5566 } 5567 return res; 5568 } 5569 5570 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 5571 PackageParser.Package changingLib) { 5572 if (file.path != null) { 5573 usesLibraryFiles.add(file.path); 5574 return; 5575 } 5576 PackageParser.Package p = mPackages.get(file.apk); 5577 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 5578 // If we are doing this while in the middle of updating a library apk, 5579 // then we need to make sure to use that new apk for determining the 5580 // dependencies here. (We haven't yet finished committing the new apk 5581 // to the package manager state.) 5582 if (p == null || p.packageName.equals(changingLib.packageName)) { 5583 p = changingLib; 5584 } 5585 } 5586 if (p != null) { 5587 usesLibraryFiles.addAll(p.getAllCodePaths()); 5588 } 5589 } 5590 5591 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 5592 PackageParser.Package changingLib) throws PackageManagerException { 5593 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 5594 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 5595 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 5596 for (int i=0; i<N; i++) { 5597 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 5598 if (file == null) { 5599 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 5600 "Package " + pkg.packageName + " requires unavailable shared library " 5601 + pkg.usesLibraries.get(i) + "; failing!"); 5602 } 5603 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 5604 } 5605 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 5606 for (int i=0; i<N; i++) { 5607 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 5608 if (file == null) { 5609 Slog.w(TAG, "Package " + pkg.packageName 5610 + " desires unavailable shared library " 5611 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 5612 } else { 5613 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 5614 } 5615 } 5616 N = usesLibraryFiles.size(); 5617 if (N > 0) { 5618 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 5619 } else { 5620 pkg.usesLibraryFiles = null; 5621 } 5622 } 5623 } 5624 5625 private static boolean hasString(List<String> list, List<String> which) { 5626 if (list == null) { 5627 return false; 5628 } 5629 for (int i=list.size()-1; i>=0; i--) { 5630 for (int j=which.size()-1; j>=0; j--) { 5631 if (which.get(j).equals(list.get(i))) { 5632 return true; 5633 } 5634 } 5635 } 5636 return false; 5637 } 5638 5639 private void updateAllSharedLibrariesLPw() { 5640 for (PackageParser.Package pkg : mPackages.values()) { 5641 try { 5642 updateSharedLibrariesLPw(pkg, null); 5643 } catch (PackageManagerException e) { 5644 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 5645 } 5646 } 5647 } 5648 5649 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 5650 PackageParser.Package changingPkg) { 5651 ArrayList<PackageParser.Package> res = null; 5652 for (PackageParser.Package pkg : mPackages.values()) { 5653 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 5654 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 5655 if (res == null) { 5656 res = new ArrayList<PackageParser.Package>(); 5657 } 5658 res.add(pkg); 5659 try { 5660 updateSharedLibrariesLPw(pkg, changingPkg); 5661 } catch (PackageManagerException e) { 5662 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 5663 } 5664 } 5665 } 5666 return res; 5667 } 5668 5669 /** 5670 * Derive the value of the {@code cpuAbiOverride} based on the provided 5671 * value and an optional stored value from the package settings. 5672 */ 5673 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 5674 String cpuAbiOverride = null; 5675 5676 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 5677 cpuAbiOverride = null; 5678 } else if (abiOverride != null) { 5679 cpuAbiOverride = abiOverride; 5680 } else if (settings != null) { 5681 cpuAbiOverride = settings.cpuAbiOverrideString; 5682 } 5683 5684 return cpuAbiOverride; 5685 } 5686 5687 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 5688 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 5689 boolean success = false; 5690 try { 5691 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 5692 currentTime, user); 5693 success = true; 5694 return res; 5695 } finally { 5696 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 5697 removeDataDirsLI(pkg.packageName); 5698 } 5699 } 5700 } 5701 5702 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 5703 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 5704 final File scanFile = new File(pkg.codePath); 5705 if (pkg.applicationInfo.getCodePath() == null || 5706 pkg.applicationInfo.getResourcePath() == null) { 5707 // Bail out. The resource and code paths haven't been set. 5708 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 5709 "Code and resource paths haven't been set correctly"); 5710 } 5711 5712 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5713 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 5714 } else { 5715 // Only allow system apps to be flagged as core apps. 5716 pkg.coreApp = false; 5717 } 5718 5719 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 5720 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5721 } 5722 5723 if (mCustomResolverComponentName != null && 5724 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 5725 setUpCustomResolverActivity(pkg); 5726 } 5727 5728 if (pkg.packageName.equals("android")) { 5729 synchronized (mPackages) { 5730 if (mAndroidApplication != null) { 5731 Slog.w(TAG, "*************************************************"); 5732 Slog.w(TAG, "Core android package being redefined. Skipping."); 5733 Slog.w(TAG, " file=" + scanFile); 5734 Slog.w(TAG, "*************************************************"); 5735 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5736 "Core android package being redefined. Skipping."); 5737 } 5738 5739 // Set up information for our fall-back user intent resolution activity. 5740 mPlatformPackage = pkg; 5741 pkg.mVersionCode = mSdkVersion; 5742 mAndroidApplication = pkg.applicationInfo; 5743 5744 if (!mResolverReplaced) { 5745 mResolveActivity.applicationInfo = mAndroidApplication; 5746 mResolveActivity.name = ResolverActivity.class.getName(); 5747 mResolveActivity.packageName = mAndroidApplication.packageName; 5748 mResolveActivity.processName = "system:ui"; 5749 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 5750 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 5751 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 5752 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 5753 mResolveActivity.exported = true; 5754 mResolveActivity.enabled = true; 5755 mResolveInfo.activityInfo = mResolveActivity; 5756 mResolveInfo.priority = 0; 5757 mResolveInfo.preferredOrder = 0; 5758 mResolveInfo.match = 0; 5759 mResolveComponentName = new ComponentName( 5760 mAndroidApplication.packageName, mResolveActivity.name); 5761 } 5762 } 5763 } 5764 5765 if (DEBUG_PACKAGE_SCANNING) { 5766 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5767 Log.d(TAG, "Scanning package " + pkg.packageName); 5768 } 5769 5770 if (mPackages.containsKey(pkg.packageName) 5771 || mSharedLibraries.containsKey(pkg.packageName)) { 5772 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5773 "Application package " + pkg.packageName 5774 + " already installed. Skipping duplicate."); 5775 } 5776 5777 // If we're only installing presumed-existing packages, require that the 5778 // scanned APK is both already known and at the path previously established 5779 // for it. Previously unknown packages we pick up normally, but if we have an 5780 // a priori expectation about this package's install presence, enforce it. 5781 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 5782 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 5783 if (known != null) { 5784 if (DEBUG_PACKAGE_SCANNING) { 5785 Log.d(TAG, "Examining " + pkg.codePath 5786 + " and requiring known paths " + known.codePathString 5787 + " & " + known.resourcePathString); 5788 } 5789 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 5790 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 5791 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 5792 "Application package " + pkg.packageName 5793 + " found at " + pkg.applicationInfo.getCodePath() 5794 + " but expected at " + known.codePathString + "; ignoring."); 5795 } 5796 } 5797 } 5798 5799 // Initialize package source and resource directories 5800 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 5801 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 5802 5803 SharedUserSetting suid = null; 5804 PackageSetting pkgSetting = null; 5805 5806 if (!isSystemApp(pkg)) { 5807 // Only system apps can use these features. 5808 pkg.mOriginalPackages = null; 5809 pkg.mRealPackage = null; 5810 pkg.mAdoptPermissions = null; 5811 } 5812 5813 // writer 5814 synchronized (mPackages) { 5815 if (pkg.mSharedUserId != null) { 5816 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 5817 if (suid == null) { 5818 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5819 "Creating application package " + pkg.packageName 5820 + " for shared user failed"); 5821 } 5822 if (DEBUG_PACKAGE_SCANNING) { 5823 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5824 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 5825 + "): packages=" + suid.packages); 5826 } 5827 } 5828 5829 // Check if we are renaming from an original package name. 5830 PackageSetting origPackage = null; 5831 String realName = null; 5832 if (pkg.mOriginalPackages != null) { 5833 // This package may need to be renamed to a previously 5834 // installed name. Let's check on that... 5835 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 5836 if (pkg.mOriginalPackages.contains(renamed)) { 5837 // This package had originally been installed as the 5838 // original name, and we have already taken care of 5839 // transitioning to the new one. Just update the new 5840 // one to continue using the old name. 5841 realName = pkg.mRealPackage; 5842 if (!pkg.packageName.equals(renamed)) { 5843 // Callers into this function may have already taken 5844 // care of renaming the package; only do it here if 5845 // it is not already done. 5846 pkg.setPackageName(renamed); 5847 } 5848 5849 } else { 5850 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 5851 if ((origPackage = mSettings.peekPackageLPr( 5852 pkg.mOriginalPackages.get(i))) != null) { 5853 // We do have the package already installed under its 5854 // original name... should we use it? 5855 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 5856 // New package is not compatible with original. 5857 origPackage = null; 5858 continue; 5859 } else if (origPackage.sharedUser != null) { 5860 // Make sure uid is compatible between packages. 5861 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 5862 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 5863 + " to " + pkg.packageName + ": old uid " 5864 + origPackage.sharedUser.name 5865 + " differs from " + pkg.mSharedUserId); 5866 origPackage = null; 5867 continue; 5868 } 5869 } else { 5870 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 5871 + pkg.packageName + " to old name " + origPackage.name); 5872 } 5873 break; 5874 } 5875 } 5876 } 5877 } 5878 5879 if (mTransferedPackages.contains(pkg.packageName)) { 5880 Slog.w(TAG, "Package " + pkg.packageName 5881 + " was transferred to another, but its .apk remains"); 5882 } 5883 5884 // Just create the setting, don't add it yet. For already existing packages 5885 // the PkgSetting exists already and doesn't have to be created. 5886 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 5887 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 5888 pkg.applicationInfo.primaryCpuAbi, 5889 pkg.applicationInfo.secondaryCpuAbi, 5890 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 5891 user, false); 5892 if (pkgSetting == null) { 5893 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5894 "Creating application package " + pkg.packageName + " failed"); 5895 } 5896 5897 if (pkgSetting.origPackage != null) { 5898 // If we are first transitioning from an original package, 5899 // fix up the new package's name now. We need to do this after 5900 // looking up the package under its new name, so getPackageLP 5901 // can take care of fiddling things correctly. 5902 pkg.setPackageName(origPackage.name); 5903 5904 // File a report about this. 5905 String msg = "New package " + pkgSetting.realName 5906 + " renamed to replace old package " + pkgSetting.name; 5907 reportSettingsProblem(Log.WARN, msg); 5908 5909 // Make a note of it. 5910 mTransferedPackages.add(origPackage.name); 5911 5912 // No longer need to retain this. 5913 pkgSetting.origPackage = null; 5914 } 5915 5916 if (realName != null) { 5917 // Make a note of it. 5918 mTransferedPackages.add(pkg.packageName); 5919 } 5920 5921 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 5922 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 5923 } 5924 5925 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5926 // Check all shared libraries and map to their actual file path. 5927 // We only do this here for apps not on a system dir, because those 5928 // are the only ones that can fail an install due to this. We 5929 // will take care of the system apps by updating all of their 5930 // library paths after the scan is done. 5931 updateSharedLibrariesLPw(pkg, null); 5932 } 5933 5934 if (mFoundPolicyFile) { 5935 SELinuxMMAC.assignSeinfoValue(pkg); 5936 } 5937 5938 pkg.applicationInfo.uid = pkgSetting.appId; 5939 pkg.mExtras = pkgSetting; 5940 if (!pkgSetting.keySetData.isUsingUpgradeKeySets() || pkgSetting.sharedUser != null) { 5941 try { 5942 verifySignaturesLP(pkgSetting, pkg); 5943 // We just determined the app is signed correctly, so bring 5944 // over the latest parsed certs. 5945 pkgSetting.signatures.mSignatures = pkg.mSignatures; 5946 } catch (PackageManagerException e) { 5947 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5948 throw e; 5949 } 5950 // The signature has changed, but this package is in the system 5951 // image... let's recover! 5952 pkgSetting.signatures.mSignatures = pkg.mSignatures; 5953 // However... if this package is part of a shared user, but it 5954 // doesn't match the signature of the shared user, let's fail. 5955 // What this means is that you can't change the signatures 5956 // associated with an overall shared user, which doesn't seem all 5957 // that unreasonable. 5958 if (pkgSetting.sharedUser != null) { 5959 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5960 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 5961 throw new PackageManagerException( 5962 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 5963 "Signature mismatch for shared user : " 5964 + pkgSetting.sharedUser); 5965 } 5966 } 5967 // File a report about this. 5968 String msg = "System package " + pkg.packageName 5969 + " signature changed; retaining data."; 5970 reportSettingsProblem(Log.WARN, msg); 5971 } 5972 } else { 5973 if (!checkUpgradeKeySetLP(pkgSetting, pkg)) { 5974 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5975 + pkg.packageName + " upgrade keys do not match the " 5976 + "previously installed version"); 5977 } else { 5978 // We just determined the app is signed correctly, so bring 5979 // over the latest parsed certs. 5980 pkgSetting.signatures.mSignatures = pkg.mSignatures; 5981 } 5982 } 5983 // Verify that this new package doesn't have any content providers 5984 // that conflict with existing packages. Only do this if the 5985 // package isn't already installed, since we don't want to break 5986 // things that are installed. 5987 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 5988 final int N = pkg.providers.size(); 5989 int i; 5990 for (i=0; i<N; i++) { 5991 PackageParser.Provider p = pkg.providers.get(i); 5992 if (p.info.authority != null) { 5993 String names[] = p.info.authority.split(";"); 5994 for (int j = 0; j < names.length; j++) { 5995 if (mProvidersByAuthority.containsKey(names[j])) { 5996 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 5997 final String otherPackageName = 5998 ((other != null && other.getComponentName() != null) ? 5999 other.getComponentName().getPackageName() : "?"); 6000 throw new PackageManagerException( 6001 INSTALL_FAILED_CONFLICTING_PROVIDER, 6002 "Can't install because provider name " + names[j] 6003 + " (in package " + pkg.applicationInfo.packageName 6004 + ") is already used by " + otherPackageName); 6005 } 6006 } 6007 } 6008 } 6009 } 6010 6011 if (pkg.mAdoptPermissions != null) { 6012 // This package wants to adopt ownership of permissions from 6013 // another package. 6014 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 6015 final String origName = pkg.mAdoptPermissions.get(i); 6016 final PackageSetting orig = mSettings.peekPackageLPr(origName); 6017 if (orig != null) { 6018 if (verifyPackageUpdateLPr(orig, pkg)) { 6019 Slog.i(TAG, "Adopting permissions from " + origName + " to " 6020 + pkg.packageName); 6021 mSettings.transferPermissionsLPw(origName, pkg.packageName); 6022 } 6023 } 6024 } 6025 } 6026 } 6027 6028 final String pkgName = pkg.packageName; 6029 6030 final long scanFileTime = scanFile.lastModified(); 6031 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 6032 pkg.applicationInfo.processName = fixProcessName( 6033 pkg.applicationInfo.packageName, 6034 pkg.applicationInfo.processName, 6035 pkg.applicationInfo.uid); 6036 6037 File dataPath; 6038 if (mPlatformPackage == pkg) { 6039 // The system package is special. 6040 dataPath = new File(Environment.getDataDirectory(), "system"); 6041 6042 pkg.applicationInfo.dataDir = dataPath.getPath(); 6043 6044 } else { 6045 // This is a normal package, need to make its data directory. 6046 dataPath = getDataPathForPackage(pkg.packageName, 0); 6047 6048 boolean uidError = false; 6049 if (dataPath.exists()) { 6050 int currentUid = 0; 6051 try { 6052 StructStat stat = Os.stat(dataPath.getPath()); 6053 currentUid = stat.st_uid; 6054 } catch (ErrnoException e) { 6055 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 6056 } 6057 6058 // If we have mismatched owners for the data path, we have a problem. 6059 if (currentUid != pkg.applicationInfo.uid) { 6060 boolean recovered = false; 6061 if (currentUid == 0) { 6062 // The directory somehow became owned by root. Wow. 6063 // This is probably because the system was stopped while 6064 // installd was in the middle of messing with its libs 6065 // directory. Ask installd to fix that. 6066 int ret = mInstaller.fixUid(pkgName, pkg.applicationInfo.uid, 6067 pkg.applicationInfo.uid); 6068 if (ret >= 0) { 6069 recovered = true; 6070 String msg = "Package " + pkg.packageName 6071 + " unexpectedly changed to uid 0; recovered to " + 6072 + pkg.applicationInfo.uid; 6073 reportSettingsProblem(Log.WARN, msg); 6074 } 6075 } 6076 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6077 || (scanFlags&SCAN_BOOTING) != 0)) { 6078 // If this is a system app, we can at least delete its 6079 // current data so the application will still work. 6080 int ret = removeDataDirsLI(pkgName); 6081 if (ret >= 0) { 6082 // TODO: Kill the processes first 6083 // Old data gone! 6084 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6085 ? "System package " : "Third party package "; 6086 String msg = prefix + pkg.packageName 6087 + " has changed from uid: " 6088 + currentUid + " to " 6089 + pkg.applicationInfo.uid + "; old data erased"; 6090 reportSettingsProblem(Log.WARN, msg); 6091 recovered = true; 6092 6093 // And now re-install the app. 6094 ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid, 6095 pkg.applicationInfo.seinfo); 6096 if (ret == -1) { 6097 // Ack should not happen! 6098 msg = prefix + pkg.packageName 6099 + " could not have data directory re-created after delete."; 6100 reportSettingsProblem(Log.WARN, msg); 6101 throw new PackageManagerException( 6102 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 6103 } 6104 } 6105 if (!recovered) { 6106 mHasSystemUidErrors = true; 6107 } 6108 } else if (!recovered) { 6109 // If we allow this install to proceed, we will be broken. 6110 // Abort, abort! 6111 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 6112 "scanPackageLI"); 6113 } 6114 if (!recovered) { 6115 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 6116 + pkg.applicationInfo.uid + "/fs_" 6117 + currentUid; 6118 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 6119 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 6120 String msg = "Package " + pkg.packageName 6121 + " has mismatched uid: " 6122 + currentUid + " on disk, " 6123 + pkg.applicationInfo.uid + " in settings"; 6124 // writer 6125 synchronized (mPackages) { 6126 mSettings.mReadMessages.append(msg); 6127 mSettings.mReadMessages.append('\n'); 6128 uidError = true; 6129 if (!pkgSetting.uidError) { 6130 reportSettingsProblem(Log.ERROR, msg); 6131 } 6132 } 6133 } 6134 } 6135 pkg.applicationInfo.dataDir = dataPath.getPath(); 6136 if (mShouldRestoreconData) { 6137 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 6138 mInstaller.restoreconData(pkg.packageName, pkg.applicationInfo.seinfo, 6139 pkg.applicationInfo.uid); 6140 } 6141 } else { 6142 if (DEBUG_PACKAGE_SCANNING) { 6143 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6144 Log.v(TAG, "Want this data dir: " + dataPath); 6145 } 6146 //invoke installer to do the actual installation 6147 int ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid, 6148 pkg.applicationInfo.seinfo); 6149 if (ret < 0) { 6150 // Error from installer 6151 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6152 "Unable to create data dirs [errorCode=" + ret + "]"); 6153 } 6154 6155 if (dataPath.exists()) { 6156 pkg.applicationInfo.dataDir = dataPath.getPath(); 6157 } else { 6158 Slog.w(TAG, "Unable to create data directory: " + dataPath); 6159 pkg.applicationInfo.dataDir = null; 6160 } 6161 } 6162 6163 pkgSetting.uidError = uidError; 6164 } 6165 6166 final String path = scanFile.getPath(); 6167 final String codePath = pkg.applicationInfo.getCodePath(); 6168 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 6169 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 6170 setBundledAppAbisAndRoots(pkg, pkgSetting); 6171 6172 // If we haven't found any native libraries for the app, check if it has 6173 // renderscript code. We'll need to force the app to 32 bit if it has 6174 // renderscript bitcode. 6175 if (pkg.applicationInfo.primaryCpuAbi == null 6176 && pkg.applicationInfo.secondaryCpuAbi == null 6177 && Build.SUPPORTED_64_BIT_ABIS.length > 0) { 6178 NativeLibraryHelper.Handle handle = null; 6179 try { 6180 handle = NativeLibraryHelper.Handle.create(scanFile); 6181 if (NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 6182 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 6183 } 6184 } catch (IOException ioe) { 6185 Slog.w(TAG, "Error scanning system app : " + ioe); 6186 } finally { 6187 IoUtils.closeQuietly(handle); 6188 } 6189 } 6190 6191 setNativeLibraryPaths(pkg); 6192 } else { 6193 // TODO: We can probably be smarter about this stuff. For installed apps, 6194 // we can calculate this information at install time once and for all. For 6195 // system apps, we can probably assume that this information doesn't change 6196 // after the first boot scan. As things stand, we do lots of unnecessary work. 6197 6198 // Give ourselves some initial paths; we'll come back for another 6199 // pass once we've determined ABI below. 6200 setNativeLibraryPaths(pkg); 6201 6202 final boolean isAsec = pkg.isForwardLocked() || isExternal(pkg); 6203 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 6204 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 6205 6206 NativeLibraryHelper.Handle handle = null; 6207 try { 6208 handle = NativeLibraryHelper.Handle.create(scanFile); 6209 // TODO(multiArch): This can be null for apps that didn't go through the 6210 // usual installation process. We can calculate it again, like we 6211 // do during install time. 6212 // 6213 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 6214 // unnecessary. 6215 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 6216 6217 // Null out the abis so that they can be recalculated. 6218 pkg.applicationInfo.primaryCpuAbi = null; 6219 pkg.applicationInfo.secondaryCpuAbi = null; 6220 if (isMultiArch(pkg.applicationInfo)) { 6221 // Warn if we've set an abiOverride for multi-lib packages.. 6222 // By definition, we need to copy both 32 and 64 bit libraries for 6223 // such packages. 6224 if (pkg.cpuAbiOverride != null 6225 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 6226 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 6227 } 6228 6229 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 6230 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 6231 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 6232 if (isAsec) { 6233 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 6234 } else { 6235 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 6236 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 6237 useIsaSpecificSubdirs); 6238 } 6239 } 6240 6241 maybeThrowExceptionForMultiArchCopy( 6242 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 6243 6244 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 6245 if (isAsec) { 6246 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 6247 } else { 6248 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 6249 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 6250 useIsaSpecificSubdirs); 6251 } 6252 } 6253 6254 maybeThrowExceptionForMultiArchCopy( 6255 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 6256 6257 if (abi64 >= 0) { 6258 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 6259 } 6260 6261 if (abi32 >= 0) { 6262 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 6263 if (abi64 >= 0) { 6264 pkg.applicationInfo.secondaryCpuAbi = abi; 6265 } else { 6266 pkg.applicationInfo.primaryCpuAbi = abi; 6267 } 6268 } 6269 } else { 6270 String[] abiList = (cpuAbiOverride != null) ? 6271 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 6272 6273 // Enable gross and lame hacks for apps that are built with old 6274 // SDK tools. We must scan their APKs for renderscript bitcode and 6275 // not launch them if it's present. Don't bother checking on devices 6276 // that don't have 64 bit support. 6277 boolean needsRenderScriptOverride = false; 6278 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 6279 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 6280 abiList = Build.SUPPORTED_32_BIT_ABIS; 6281 needsRenderScriptOverride = true; 6282 } 6283 6284 final int copyRet; 6285 if (isAsec) { 6286 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 6287 } else { 6288 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 6289 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 6290 } 6291 6292 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 6293 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 6294 "Error unpackaging native libs for app, errorCode=" + copyRet); 6295 } 6296 6297 if (copyRet >= 0) { 6298 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 6299 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 6300 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 6301 } else if (needsRenderScriptOverride) { 6302 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 6303 } 6304 } 6305 } catch (IOException ioe) { 6306 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 6307 } finally { 6308 IoUtils.closeQuietly(handle); 6309 } 6310 6311 // Now that we've calculated the ABIs and determined if it's an internal app, 6312 // we will go ahead and populate the nativeLibraryPath. 6313 setNativeLibraryPaths(pkg); 6314 6315 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 6316 final int[] userIds = sUserManager.getUserIds(); 6317 synchronized (mInstallLock) { 6318 // Create a native library symlink only if we have native libraries 6319 // and if the native libraries are 32 bit libraries. We do not provide 6320 // this symlink for 64 bit libraries. 6321 if (pkg.applicationInfo.primaryCpuAbi != null && 6322 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 6323 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 6324 for (int userId : userIds) { 6325 if (mInstaller.linkNativeLibraryDirectory(pkg.packageName, nativeLibPath, userId) < 0) { 6326 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 6327 "Failed linking native library dir (user=" + userId + ")"); 6328 } 6329 } 6330 } 6331 } 6332 } 6333 6334 // This is a special case for the "system" package, where the ABI is 6335 // dictated by the zygote configuration (and init.rc). We should keep track 6336 // of this ABI so that we can deal with "normal" applications that run under 6337 // the same UID correctly. 6338 if (mPlatformPackage == pkg) { 6339 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 6340 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 6341 } 6342 6343 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6344 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6345 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 6346 // Copy the derived override back to the parsed package, so that we can 6347 // update the package settings accordingly. 6348 pkg.cpuAbiOverride = cpuAbiOverride; 6349 6350 if (DEBUG_ABI_SELECTION) { 6351 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 6352 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 6353 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 6354 } 6355 6356 // Push the derived path down into PackageSettings so we know what to 6357 // clean up at uninstall time. 6358 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 6359 6360 if (DEBUG_ABI_SELECTION) { 6361 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 6362 " primary=" + pkg.applicationInfo.primaryCpuAbi + 6363 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 6364 } 6365 6366 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 6367 // We don't do this here during boot because we can do it all 6368 // at once after scanning all existing packages. 6369 // 6370 // We also do this *before* we perform dexopt on this package, so that 6371 // we can avoid redundant dexopts, and also to make sure we've got the 6372 // code and package path correct. 6373 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 6374 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 6375 } 6376 6377 if ((scanFlags & SCAN_NO_DEX) == 0) { 6378 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instruction sets */, 6379 forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, false /* inclDependencies */); 6380 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6381 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 6382 } 6383 } 6384 if (mFactoryTest && pkg.requestedPermissions.contains( 6385 android.Manifest.permission.FACTORY_TEST)) { 6386 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 6387 } 6388 6389 ArrayList<PackageParser.Package> clientLibPkgs = null; 6390 6391 // writer 6392 synchronized (mPackages) { 6393 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 6394 // Only system apps can add new shared libraries. 6395 if (pkg.libraryNames != null) { 6396 for (int i=0; i<pkg.libraryNames.size(); i++) { 6397 String name = pkg.libraryNames.get(i); 6398 boolean allowed = false; 6399 if (pkg.isUpdatedSystemApp()) { 6400 // New library entries can only be added through the 6401 // system image. This is important to get rid of a lot 6402 // of nasty edge cases: for example if we allowed a non- 6403 // system update of the app to add a library, then uninstalling 6404 // the update would make the library go away, and assumptions 6405 // we made such as through app install filtering would now 6406 // have allowed apps on the device which aren't compatible 6407 // with it. Better to just have the restriction here, be 6408 // conservative, and create many fewer cases that can negatively 6409 // impact the user experience. 6410 final PackageSetting sysPs = mSettings 6411 .getDisabledSystemPkgLPr(pkg.packageName); 6412 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 6413 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 6414 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 6415 allowed = true; 6416 allowed = true; 6417 break; 6418 } 6419 } 6420 } 6421 } else { 6422 allowed = true; 6423 } 6424 if (allowed) { 6425 if (!mSharedLibraries.containsKey(name)) { 6426 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 6427 } else if (!name.equals(pkg.packageName)) { 6428 Slog.w(TAG, "Package " + pkg.packageName + " library " 6429 + name + " already exists; skipping"); 6430 } 6431 } else { 6432 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 6433 + name + " that is not declared on system image; skipping"); 6434 } 6435 } 6436 if ((scanFlags&SCAN_BOOTING) == 0) { 6437 // If we are not booting, we need to update any applications 6438 // that are clients of our shared library. If we are booting, 6439 // this will all be done once the scan is complete. 6440 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 6441 } 6442 } 6443 } 6444 } 6445 6446 // We also need to dexopt any apps that are dependent on this library. Note that 6447 // if these fail, we should abort the install since installing the library will 6448 // result in some apps being broken. 6449 if (clientLibPkgs != null) { 6450 if ((scanFlags & SCAN_NO_DEX) == 0) { 6451 for (int i = 0; i < clientLibPkgs.size(); i++) { 6452 PackageParser.Package clientPkg = clientLibPkgs.get(i); 6453 int result = mPackageDexOptimizer.performDexOpt(clientPkg, 6454 null /* instruction sets */, forceDex, 6455 (scanFlags & SCAN_DEFER_DEX) != 0, false); 6456 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6457 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 6458 "scanPackageLI failed to dexopt clientLibPkgs"); 6459 } 6460 } 6461 } 6462 } 6463 6464 // Request the ActivityManager to kill the process(only for existing packages) 6465 // so that we do not end up in a confused state while the user is still using the older 6466 // version of the application while the new one gets installed. 6467 if ((scanFlags & SCAN_REPLACING) != 0) { 6468 killApplication(pkg.applicationInfo.packageName, 6469 pkg.applicationInfo.uid, "update pkg"); 6470 } 6471 6472 // Also need to kill any apps that are dependent on the library. 6473 if (clientLibPkgs != null) { 6474 for (int i=0; i<clientLibPkgs.size(); i++) { 6475 PackageParser.Package clientPkg = clientLibPkgs.get(i); 6476 killApplication(clientPkg.applicationInfo.packageName, 6477 clientPkg.applicationInfo.uid, "update lib"); 6478 } 6479 } 6480 6481 // writer 6482 synchronized (mPackages) { 6483 // We don't expect installation to fail beyond this point 6484 6485 // Add the new setting to mSettings 6486 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 6487 // Add the new setting to mPackages 6488 mPackages.put(pkg.applicationInfo.packageName, pkg); 6489 // Make sure we don't accidentally delete its data. 6490 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 6491 while (iter.hasNext()) { 6492 PackageCleanItem item = iter.next(); 6493 if (pkgName.equals(item.packageName)) { 6494 iter.remove(); 6495 } 6496 } 6497 6498 // Take care of first install / last update times. 6499 if (currentTime != 0) { 6500 if (pkgSetting.firstInstallTime == 0) { 6501 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 6502 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 6503 pkgSetting.lastUpdateTime = currentTime; 6504 } 6505 } else if (pkgSetting.firstInstallTime == 0) { 6506 // We need *something*. Take time time stamp of the file. 6507 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 6508 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 6509 if (scanFileTime != pkgSetting.timeStamp) { 6510 // A package on the system image has changed; consider this 6511 // to be an update. 6512 pkgSetting.lastUpdateTime = scanFileTime; 6513 } 6514 } 6515 6516 // Add the package's KeySets to the global KeySetManagerService 6517 KeySetManagerService ksms = mSettings.mKeySetManagerService; 6518 try { 6519 ksms.addSigningKeySetToPackageLPw(pkg.packageName, pkg.mSigningKeys); 6520 if (pkg.mKeySetMapping != null) { 6521 ksms.addDefinedKeySetsToPackageLPw(pkg.packageName, pkg.mKeySetMapping); 6522 if (pkg.mUpgradeKeySets != null) { 6523 ksms.addUpgradeKeySetsToPackageLPw(pkg.packageName, pkg.mUpgradeKeySets); 6524 } 6525 } 6526 } catch (NullPointerException e) { 6527 Slog.e(TAG, "Could not add KeySet to " + pkg.packageName, e); 6528 } catch (IllegalArgumentException e) { 6529 Slog.e(TAG, "Could not add KeySet to malformed package" + pkg.packageName, e); 6530 } 6531 6532 int N = pkg.providers.size(); 6533 StringBuilder r = null; 6534 int i; 6535 for (i=0; i<N; i++) { 6536 PackageParser.Provider p = pkg.providers.get(i); 6537 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 6538 p.info.processName, pkg.applicationInfo.uid); 6539 mProviders.addProvider(p); 6540 p.syncable = p.info.isSyncable; 6541 if (p.info.authority != null) { 6542 String names[] = p.info.authority.split(";"); 6543 p.info.authority = null; 6544 for (int j = 0; j < names.length; j++) { 6545 if (j == 1 && p.syncable) { 6546 // We only want the first authority for a provider to possibly be 6547 // syncable, so if we already added this provider using a different 6548 // authority clear the syncable flag. We copy the provider before 6549 // changing it because the mProviders object contains a reference 6550 // to a provider that we don't want to change. 6551 // Only do this for the second authority since the resulting provider 6552 // object can be the same for all future authorities for this provider. 6553 p = new PackageParser.Provider(p); 6554 p.syncable = false; 6555 } 6556 if (!mProvidersByAuthority.containsKey(names[j])) { 6557 mProvidersByAuthority.put(names[j], p); 6558 if (p.info.authority == null) { 6559 p.info.authority = names[j]; 6560 } else { 6561 p.info.authority = p.info.authority + ";" + names[j]; 6562 } 6563 if (DEBUG_PACKAGE_SCANNING) { 6564 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6565 Log.d(TAG, "Registered content provider: " + names[j] 6566 + ", className = " + p.info.name + ", isSyncable = " 6567 + p.info.isSyncable); 6568 } 6569 } else { 6570 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6571 Slog.w(TAG, "Skipping provider name " + names[j] + 6572 " (in package " + pkg.applicationInfo.packageName + 6573 "): name already used by " 6574 + ((other != null && other.getComponentName() != null) 6575 ? other.getComponentName().getPackageName() : "?")); 6576 } 6577 } 6578 } 6579 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6580 if (r == null) { 6581 r = new StringBuilder(256); 6582 } else { 6583 r.append(' '); 6584 } 6585 r.append(p.info.name); 6586 } 6587 } 6588 if (r != null) { 6589 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 6590 } 6591 6592 N = pkg.services.size(); 6593 r = null; 6594 for (i=0; i<N; i++) { 6595 PackageParser.Service s = pkg.services.get(i); 6596 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 6597 s.info.processName, pkg.applicationInfo.uid); 6598 mServices.addService(s); 6599 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6600 if (r == null) { 6601 r = new StringBuilder(256); 6602 } else { 6603 r.append(' '); 6604 } 6605 r.append(s.info.name); 6606 } 6607 } 6608 if (r != null) { 6609 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 6610 } 6611 6612 N = pkg.receivers.size(); 6613 r = null; 6614 for (i=0; i<N; i++) { 6615 PackageParser.Activity a = pkg.receivers.get(i); 6616 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 6617 a.info.processName, pkg.applicationInfo.uid); 6618 mReceivers.addActivity(a, "receiver"); 6619 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6620 if (r == null) { 6621 r = new StringBuilder(256); 6622 } else { 6623 r.append(' '); 6624 } 6625 r.append(a.info.name); 6626 } 6627 } 6628 if (r != null) { 6629 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 6630 } 6631 6632 N = pkg.activities.size(); 6633 r = null; 6634 for (i=0; i<N; i++) { 6635 PackageParser.Activity a = pkg.activities.get(i); 6636 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 6637 a.info.processName, pkg.applicationInfo.uid); 6638 mActivities.addActivity(a, "activity"); 6639 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6640 if (r == null) { 6641 r = new StringBuilder(256); 6642 } else { 6643 r.append(' '); 6644 } 6645 r.append(a.info.name); 6646 } 6647 } 6648 if (r != null) { 6649 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 6650 } 6651 6652 N = pkg.permissionGroups.size(); 6653 r = null; 6654 for (i=0; i<N; i++) { 6655 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 6656 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 6657 if (cur == null) { 6658 mPermissionGroups.put(pg.info.name, pg); 6659 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6660 if (r == null) { 6661 r = new StringBuilder(256); 6662 } else { 6663 r.append(' '); 6664 } 6665 r.append(pg.info.name); 6666 } 6667 } else { 6668 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 6669 + pg.info.packageName + " ignored: original from " 6670 + cur.info.packageName); 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("DUP:"); 6678 r.append(pg.info.name); 6679 } 6680 } 6681 } 6682 if (r != null) { 6683 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 6684 } 6685 6686 N = pkg.permissions.size(); 6687 r = null; 6688 for (i=0; i<N; i++) { 6689 PackageParser.Permission p = pkg.permissions.get(i); 6690 ArrayMap<String, BasePermission> permissionMap = 6691 p.tree ? mSettings.mPermissionTrees 6692 : mSettings.mPermissions; 6693 p.group = mPermissionGroups.get(p.info.group); 6694 if (p.info.group == null || p.group != null) { 6695 BasePermission bp = permissionMap.get(p.info.name); 6696 6697 // Allow system apps to redefine non-system permissions 6698 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 6699 final boolean currentOwnerIsSystem = (bp.perm != null 6700 && isSystemApp(bp.perm.owner)); 6701 if (isSystemApp(p.owner)) { 6702 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 6703 // It's a built-in permission and no owner, take ownership now 6704 bp.packageSetting = pkgSetting; 6705 bp.perm = p; 6706 bp.uid = pkg.applicationInfo.uid; 6707 bp.sourcePackage = p.info.packageName; 6708 } else if (!currentOwnerIsSystem) { 6709 String msg = "New decl " + p.owner + " of permission " 6710 + p.info.name + " is system; overriding " + bp.sourcePackage; 6711 reportSettingsProblem(Log.WARN, msg); 6712 bp = null; 6713 } 6714 } 6715 } 6716 6717 if (bp == null) { 6718 bp = new BasePermission(p.info.name, p.info.packageName, 6719 BasePermission.TYPE_NORMAL); 6720 permissionMap.put(p.info.name, bp); 6721 } 6722 6723 if (bp.perm == null) { 6724 if (bp.sourcePackage == null 6725 || bp.sourcePackage.equals(p.info.packageName)) { 6726 BasePermission tree = findPermissionTreeLP(p.info.name); 6727 if (tree == null 6728 || tree.sourcePackage.equals(p.info.packageName)) { 6729 bp.packageSetting = pkgSetting; 6730 bp.perm = p; 6731 bp.uid = pkg.applicationInfo.uid; 6732 bp.sourcePackage = p.info.packageName; 6733 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6734 if (r == null) { 6735 r = new StringBuilder(256); 6736 } else { 6737 r.append(' '); 6738 } 6739 r.append(p.info.name); 6740 } 6741 } else { 6742 Slog.w(TAG, "Permission " + p.info.name + " from package " 6743 + p.info.packageName + " ignored: base tree " 6744 + tree.name + " is from package " 6745 + tree.sourcePackage); 6746 } 6747 } else { 6748 Slog.w(TAG, "Permission " + p.info.name + " from package " 6749 + p.info.packageName + " ignored: original from " 6750 + bp.sourcePackage); 6751 } 6752 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6753 if (r == null) { 6754 r = new StringBuilder(256); 6755 } else { 6756 r.append(' '); 6757 } 6758 r.append("DUP:"); 6759 r.append(p.info.name); 6760 } 6761 if (bp.perm == p) { 6762 bp.protectionLevel = p.info.protectionLevel; 6763 } 6764 } else { 6765 Slog.w(TAG, "Permission " + p.info.name + " from package " 6766 + p.info.packageName + " ignored: no group " 6767 + p.group); 6768 } 6769 } 6770 if (r != null) { 6771 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 6772 } 6773 6774 N = pkg.instrumentation.size(); 6775 r = null; 6776 for (i=0; i<N; i++) { 6777 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 6778 a.info.packageName = pkg.applicationInfo.packageName; 6779 a.info.sourceDir = pkg.applicationInfo.sourceDir; 6780 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 6781 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 6782 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 6783 a.info.dataDir = pkg.applicationInfo.dataDir; 6784 6785 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 6786 // need other information about the application, like the ABI and what not ? 6787 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 6788 mInstrumentation.put(a.getComponentName(), a); 6789 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6790 if (r == null) { 6791 r = new StringBuilder(256); 6792 } else { 6793 r.append(' '); 6794 } 6795 r.append(a.info.name); 6796 } 6797 } 6798 if (r != null) { 6799 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 6800 } 6801 6802 if (pkg.protectedBroadcasts != null) { 6803 N = pkg.protectedBroadcasts.size(); 6804 for (i=0; i<N; i++) { 6805 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 6806 } 6807 } 6808 6809 pkgSetting.setTimeStamp(scanFileTime); 6810 6811 // Create idmap files for pairs of (packages, overlay packages). 6812 // Note: "android", ie framework-res.apk, is handled by native layers. 6813 if (pkg.mOverlayTarget != null) { 6814 // This is an overlay package. 6815 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 6816 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 6817 mOverlays.put(pkg.mOverlayTarget, 6818 new ArrayMap<String, PackageParser.Package>()); 6819 } 6820 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 6821 map.put(pkg.packageName, pkg); 6822 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 6823 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 6824 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6825 "scanPackageLI failed to createIdmap"); 6826 } 6827 } 6828 } else if (mOverlays.containsKey(pkg.packageName) && 6829 !pkg.packageName.equals("android")) { 6830 // This is a regular package, with one or more known overlay packages. 6831 createIdmapsForPackageLI(pkg); 6832 } 6833 } 6834 6835 return pkg; 6836 } 6837 6838 /** 6839 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 6840 * i.e, so that all packages can be run inside a single process if required. 6841 * 6842 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 6843 * this function will either try and make the ABI for all packages in {@code packagesForUser} 6844 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 6845 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 6846 * updating a package that belongs to a shared user. 6847 * 6848 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 6849 * adds unnecessary complexity. 6850 */ 6851 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 6852 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 6853 String requiredInstructionSet = null; 6854 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 6855 requiredInstructionSet = VMRuntime.getInstructionSet( 6856 scannedPackage.applicationInfo.primaryCpuAbi); 6857 } 6858 6859 PackageSetting requirer = null; 6860 for (PackageSetting ps : packagesForUser) { 6861 // If packagesForUser contains scannedPackage, we skip it. This will happen 6862 // when scannedPackage is an update of an existing package. Without this check, 6863 // we will never be able to change the ABI of any package belonging to a shared 6864 // user, even if it's compatible with other packages. 6865 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 6866 if (ps.primaryCpuAbiString == null) { 6867 continue; 6868 } 6869 6870 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 6871 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 6872 // We have a mismatch between instruction sets (say arm vs arm64) warn about 6873 // this but there's not much we can do. 6874 String errorMessage = "Instruction set mismatch, " 6875 + ((requirer == null) ? "[caller]" : requirer) 6876 + " requires " + requiredInstructionSet + " whereas " + ps 6877 + " requires " + instructionSet; 6878 Slog.w(TAG, errorMessage); 6879 } 6880 6881 if (requiredInstructionSet == null) { 6882 requiredInstructionSet = instructionSet; 6883 requirer = ps; 6884 } 6885 } 6886 } 6887 6888 if (requiredInstructionSet != null) { 6889 String adjustedAbi; 6890 if (requirer != null) { 6891 // requirer != null implies that either scannedPackage was null or that scannedPackage 6892 // did not require an ABI, in which case we have to adjust scannedPackage to match 6893 // the ABI of the set (which is the same as requirer's ABI) 6894 adjustedAbi = requirer.primaryCpuAbiString; 6895 if (scannedPackage != null) { 6896 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 6897 } 6898 } else { 6899 // requirer == null implies that we're updating all ABIs in the set to 6900 // match scannedPackage. 6901 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 6902 } 6903 6904 for (PackageSetting ps : packagesForUser) { 6905 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 6906 if (ps.primaryCpuAbiString != null) { 6907 continue; 6908 } 6909 6910 ps.primaryCpuAbiString = adjustedAbi; 6911 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 6912 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 6913 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 6914 6915 int result = mPackageDexOptimizer.performDexOpt(ps.pkg, 6916 null /* instruction sets */, forceDexOpt, deferDexOpt, true); 6917 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6918 ps.primaryCpuAbiString = null; 6919 ps.pkg.applicationInfo.primaryCpuAbi = null; 6920 return; 6921 } else { 6922 mInstaller.rmdex(ps.codePathString, 6923 getDexCodeInstructionSet(getPreferredInstructionSet())); 6924 } 6925 } 6926 } 6927 } 6928 } 6929 } 6930 6931 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 6932 synchronized (mPackages) { 6933 mResolverReplaced = true; 6934 // Set up information for custom user intent resolution activity. 6935 mResolveActivity.applicationInfo = pkg.applicationInfo; 6936 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 6937 mResolveActivity.packageName = pkg.applicationInfo.packageName; 6938 mResolveActivity.processName = pkg.applicationInfo.packageName; 6939 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6940 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 6941 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 6942 mResolveActivity.theme = 0; 6943 mResolveActivity.exported = true; 6944 mResolveActivity.enabled = true; 6945 mResolveInfo.activityInfo = mResolveActivity; 6946 mResolveInfo.priority = 0; 6947 mResolveInfo.preferredOrder = 0; 6948 mResolveInfo.match = 0; 6949 mResolveComponentName = mCustomResolverComponentName; 6950 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 6951 mResolveComponentName); 6952 } 6953 } 6954 6955 private static String calculateBundledApkRoot(final String codePathString) { 6956 final File codePath = new File(codePathString); 6957 final File codeRoot; 6958 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 6959 codeRoot = Environment.getRootDirectory(); 6960 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 6961 codeRoot = Environment.getOemDirectory(); 6962 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 6963 codeRoot = Environment.getVendorDirectory(); 6964 } else { 6965 // Unrecognized code path; take its top real segment as the apk root: 6966 // e.g. /something/app/blah.apk => /something 6967 try { 6968 File f = codePath.getCanonicalFile(); 6969 File parent = f.getParentFile(); // non-null because codePath is a file 6970 File tmp; 6971 while ((tmp = parent.getParentFile()) != null) { 6972 f = parent; 6973 parent = tmp; 6974 } 6975 codeRoot = f; 6976 Slog.w(TAG, "Unrecognized code path " 6977 + codePath + " - using " + codeRoot); 6978 } catch (IOException e) { 6979 // Can't canonicalize the code path -- shenanigans? 6980 Slog.w(TAG, "Can't canonicalize code path " + codePath); 6981 return Environment.getRootDirectory().getPath(); 6982 } 6983 } 6984 return codeRoot.getPath(); 6985 } 6986 6987 /** 6988 * Derive and set the location of native libraries for the given package, 6989 * which varies depending on where and how the package was installed. 6990 */ 6991 private void setNativeLibraryPaths(PackageParser.Package pkg) { 6992 final ApplicationInfo info = pkg.applicationInfo; 6993 final String codePath = pkg.codePath; 6994 final File codeFile = new File(codePath); 6995 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 6996 final boolean asecApp = info.isForwardLocked() || isExternal(info); 6997 6998 info.nativeLibraryRootDir = null; 6999 info.nativeLibraryRootRequiresIsa = false; 7000 info.nativeLibraryDir = null; 7001 info.secondaryNativeLibraryDir = null; 7002 7003 if (isApkFile(codeFile)) { 7004 // Monolithic install 7005 if (bundledApp) { 7006 // If "/system/lib64/apkname" exists, assume that is the per-package 7007 // native library directory to use; otherwise use "/system/lib/apkname". 7008 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 7009 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 7010 getPrimaryInstructionSet(info)); 7011 7012 // This is a bundled system app so choose the path based on the ABI. 7013 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 7014 // is just the default path. 7015 final String apkName = deriveCodePathName(codePath); 7016 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 7017 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 7018 apkName).getAbsolutePath(); 7019 7020 if (info.secondaryCpuAbi != null) { 7021 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 7022 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 7023 secondaryLibDir, apkName).getAbsolutePath(); 7024 } 7025 } else if (asecApp) { 7026 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 7027 .getAbsolutePath(); 7028 } else { 7029 final String apkName = deriveCodePathName(codePath); 7030 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 7031 .getAbsolutePath(); 7032 } 7033 7034 info.nativeLibraryRootRequiresIsa = false; 7035 info.nativeLibraryDir = info.nativeLibraryRootDir; 7036 } else { 7037 // Cluster install 7038 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 7039 info.nativeLibraryRootRequiresIsa = true; 7040 7041 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 7042 getPrimaryInstructionSet(info)).getAbsolutePath(); 7043 7044 if (info.secondaryCpuAbi != null) { 7045 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 7046 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 7047 } 7048 } 7049 } 7050 7051 /** 7052 * Calculate the abis and roots for a bundled app. These can uniquely 7053 * be determined from the contents of the system partition, i.e whether 7054 * it contains 64 or 32 bit shared libraries etc. We do not validate any 7055 * of this information, and instead assume that the system was built 7056 * sensibly. 7057 */ 7058 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 7059 PackageSetting pkgSetting) { 7060 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 7061 7062 // If "/system/lib64/apkname" exists, assume that is the per-package 7063 // native library directory to use; otherwise use "/system/lib/apkname". 7064 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 7065 setBundledAppAbi(pkg, apkRoot, apkName); 7066 // pkgSetting might be null during rescan following uninstall of updates 7067 // to a bundled app, so accommodate that possibility. The settings in 7068 // that case will be established later from the parsed package. 7069 // 7070 // If the settings aren't null, sync them up with what we've just derived. 7071 // note that apkRoot isn't stored in the package settings. 7072 if (pkgSetting != null) { 7073 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7074 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7075 } 7076 } 7077 7078 /** 7079 * Deduces the ABI of a bundled app and sets the relevant fields on the 7080 * parsed pkg object. 7081 * 7082 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 7083 * under which system libraries are installed. 7084 * @param apkName the name of the installed package. 7085 */ 7086 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 7087 final File codeFile = new File(pkg.codePath); 7088 7089 final boolean has64BitLibs; 7090 final boolean has32BitLibs; 7091 if (isApkFile(codeFile)) { 7092 // Monolithic install 7093 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 7094 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 7095 } else { 7096 // Cluster install 7097 final File rootDir = new File(codeFile, LIB_DIR_NAME); 7098 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 7099 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 7100 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 7101 has64BitLibs = (new File(rootDir, isa)).exists(); 7102 } else { 7103 has64BitLibs = false; 7104 } 7105 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 7106 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 7107 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 7108 has32BitLibs = (new File(rootDir, isa)).exists(); 7109 } else { 7110 has32BitLibs = false; 7111 } 7112 } 7113 7114 if (has64BitLibs && !has32BitLibs) { 7115 // The package has 64 bit libs, but not 32 bit libs. Its primary 7116 // ABI should be 64 bit. We can safely assume here that the bundled 7117 // native libraries correspond to the most preferred ABI in the list. 7118 7119 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7120 pkg.applicationInfo.secondaryCpuAbi = null; 7121 } else if (has32BitLibs && !has64BitLibs) { 7122 // The package has 32 bit libs but not 64 bit libs. Its primary 7123 // ABI should be 32 bit. 7124 7125 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7126 pkg.applicationInfo.secondaryCpuAbi = null; 7127 } else if (has32BitLibs && has64BitLibs) { 7128 // The application has both 64 and 32 bit bundled libraries. We check 7129 // here that the app declares multiArch support, and warn if it doesn't. 7130 // 7131 // We will be lenient here and record both ABIs. The primary will be the 7132 // ABI that's higher on the list, i.e, a device that's configured to prefer 7133 // 64 bit apps will see a 64 bit primary ABI, 7134 7135 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 7136 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 7137 } 7138 7139 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 7140 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7141 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7142 } else { 7143 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7144 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7145 } 7146 } else { 7147 pkg.applicationInfo.primaryCpuAbi = null; 7148 pkg.applicationInfo.secondaryCpuAbi = null; 7149 } 7150 } 7151 7152 private void killApplication(String pkgName, int appId, String reason) { 7153 // Request the ActivityManager to kill the process(only for existing packages) 7154 // so that we do not end up in a confused state while the user is still using the older 7155 // version of the application while the new one gets installed. 7156 IActivityManager am = ActivityManagerNative.getDefault(); 7157 if (am != null) { 7158 try { 7159 am.killApplicationWithAppId(pkgName, appId, reason); 7160 } catch (RemoteException e) { 7161 } 7162 } 7163 } 7164 7165 void removePackageLI(PackageSetting ps, boolean chatty) { 7166 if (DEBUG_INSTALL) { 7167 if (chatty) 7168 Log.d(TAG, "Removing package " + ps.name); 7169 } 7170 7171 // writer 7172 synchronized (mPackages) { 7173 mPackages.remove(ps.name); 7174 final PackageParser.Package pkg = ps.pkg; 7175 if (pkg != null) { 7176 cleanPackageDataStructuresLILPw(pkg, chatty); 7177 } 7178 } 7179 } 7180 7181 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 7182 if (DEBUG_INSTALL) { 7183 if (chatty) 7184 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 7185 } 7186 7187 // writer 7188 synchronized (mPackages) { 7189 mPackages.remove(pkg.applicationInfo.packageName); 7190 cleanPackageDataStructuresLILPw(pkg, chatty); 7191 } 7192 } 7193 7194 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 7195 int N = pkg.providers.size(); 7196 StringBuilder r = null; 7197 int i; 7198 for (i=0; i<N; i++) { 7199 PackageParser.Provider p = pkg.providers.get(i); 7200 mProviders.removeProvider(p); 7201 if (p.info.authority == null) { 7202 7203 /* There was another ContentProvider with this authority when 7204 * this app was installed so this authority is null, 7205 * Ignore it as we don't have to unregister the provider. 7206 */ 7207 continue; 7208 } 7209 String names[] = p.info.authority.split(";"); 7210 for (int j = 0; j < names.length; j++) { 7211 if (mProvidersByAuthority.get(names[j]) == p) { 7212 mProvidersByAuthority.remove(names[j]); 7213 if (DEBUG_REMOVE) { 7214 if (chatty) 7215 Log.d(TAG, "Unregistered content provider: " + names[j] 7216 + ", className = " + p.info.name + ", isSyncable = " 7217 + p.info.isSyncable); 7218 } 7219 } 7220 } 7221 if (DEBUG_REMOVE && chatty) { 7222 if (r == null) { 7223 r = new StringBuilder(256); 7224 } else { 7225 r.append(' '); 7226 } 7227 r.append(p.info.name); 7228 } 7229 } 7230 if (r != null) { 7231 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 7232 } 7233 7234 N = pkg.services.size(); 7235 r = null; 7236 for (i=0; i<N; i++) { 7237 PackageParser.Service s = pkg.services.get(i); 7238 mServices.removeService(s); 7239 if (chatty) { 7240 if (r == null) { 7241 r = new StringBuilder(256); 7242 } else { 7243 r.append(' '); 7244 } 7245 r.append(s.info.name); 7246 } 7247 } 7248 if (r != null) { 7249 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 7250 } 7251 7252 N = pkg.receivers.size(); 7253 r = null; 7254 for (i=0; i<N; i++) { 7255 PackageParser.Activity a = pkg.receivers.get(i); 7256 mReceivers.removeActivity(a, "receiver"); 7257 if (DEBUG_REMOVE && chatty) { 7258 if (r == null) { 7259 r = new StringBuilder(256); 7260 } else { 7261 r.append(' '); 7262 } 7263 r.append(a.info.name); 7264 } 7265 } 7266 if (r != null) { 7267 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 7268 } 7269 7270 N = pkg.activities.size(); 7271 r = null; 7272 for (i=0; i<N; i++) { 7273 PackageParser.Activity a = pkg.activities.get(i); 7274 mActivities.removeActivity(a, "activity"); 7275 if (DEBUG_REMOVE && chatty) { 7276 if (r == null) { 7277 r = new StringBuilder(256); 7278 } else { 7279 r.append(' '); 7280 } 7281 r.append(a.info.name); 7282 } 7283 } 7284 if (r != null) { 7285 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 7286 } 7287 7288 N = pkg.permissions.size(); 7289 r = null; 7290 for (i=0; i<N; i++) { 7291 PackageParser.Permission p = pkg.permissions.get(i); 7292 BasePermission bp = mSettings.mPermissions.get(p.info.name); 7293 if (bp == null) { 7294 bp = mSettings.mPermissionTrees.get(p.info.name); 7295 } 7296 if (bp != null && bp.perm == p) { 7297 bp.perm = null; 7298 if (DEBUG_REMOVE && chatty) { 7299 if (r == null) { 7300 r = new StringBuilder(256); 7301 } else { 7302 r.append(' '); 7303 } 7304 r.append(p.info.name); 7305 } 7306 } 7307 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7308 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 7309 if (appOpPerms != null) { 7310 appOpPerms.remove(pkg.packageName); 7311 } 7312 } 7313 } 7314 if (r != null) { 7315 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 7316 } 7317 7318 N = pkg.requestedPermissions.size(); 7319 r = null; 7320 for (i=0; i<N; i++) { 7321 String perm = pkg.requestedPermissions.get(i); 7322 BasePermission bp = mSettings.mPermissions.get(perm); 7323 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7324 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 7325 if (appOpPerms != null) { 7326 appOpPerms.remove(pkg.packageName); 7327 if (appOpPerms.isEmpty()) { 7328 mAppOpPermissionPackages.remove(perm); 7329 } 7330 } 7331 } 7332 } 7333 if (r != null) { 7334 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 7335 } 7336 7337 N = pkg.instrumentation.size(); 7338 r = null; 7339 for (i=0; i<N; i++) { 7340 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7341 mInstrumentation.remove(a.getComponentName()); 7342 if (DEBUG_REMOVE && chatty) { 7343 if (r == null) { 7344 r = new StringBuilder(256); 7345 } else { 7346 r.append(' '); 7347 } 7348 r.append(a.info.name); 7349 } 7350 } 7351 if (r != null) { 7352 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 7353 } 7354 7355 r = null; 7356 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7357 // Only system apps can hold shared libraries. 7358 if (pkg.libraryNames != null) { 7359 for (i=0; i<pkg.libraryNames.size(); i++) { 7360 String name = pkg.libraryNames.get(i); 7361 SharedLibraryEntry cur = mSharedLibraries.get(name); 7362 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 7363 mSharedLibraries.remove(name); 7364 if (DEBUG_REMOVE && chatty) { 7365 if (r == null) { 7366 r = new StringBuilder(256); 7367 } else { 7368 r.append(' '); 7369 } 7370 r.append(name); 7371 } 7372 } 7373 } 7374 } 7375 } 7376 if (r != null) { 7377 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 7378 } 7379 } 7380 7381 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 7382 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 7383 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 7384 return true; 7385 } 7386 } 7387 return false; 7388 } 7389 7390 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 7391 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 7392 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 7393 7394 private void updatePermissionsLPw(String changingPkg, 7395 PackageParser.Package pkgInfo, int flags) { 7396 // Make sure there are no dangling permission trees. 7397 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 7398 while (it.hasNext()) { 7399 final BasePermission bp = it.next(); 7400 if (bp.packageSetting == null) { 7401 // We may not yet have parsed the package, so just see if 7402 // we still know about its settings. 7403 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 7404 } 7405 if (bp.packageSetting == null) { 7406 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 7407 + " from package " + bp.sourcePackage); 7408 it.remove(); 7409 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 7410 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 7411 Slog.i(TAG, "Removing old permission tree: " + bp.name 7412 + " from package " + bp.sourcePackage); 7413 flags |= UPDATE_PERMISSIONS_ALL; 7414 it.remove(); 7415 } 7416 } 7417 } 7418 7419 // Make sure all dynamic permissions have been assigned to a package, 7420 // and make sure there are no dangling permissions. 7421 it = mSettings.mPermissions.values().iterator(); 7422 while (it.hasNext()) { 7423 final BasePermission bp = it.next(); 7424 if (bp.type == BasePermission.TYPE_DYNAMIC) { 7425 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 7426 + bp.name + " pkg=" + bp.sourcePackage 7427 + " info=" + bp.pendingInfo); 7428 if (bp.packageSetting == null && bp.pendingInfo != null) { 7429 final BasePermission tree = findPermissionTreeLP(bp.name); 7430 if (tree != null && tree.perm != null) { 7431 bp.packageSetting = tree.packageSetting; 7432 bp.perm = new PackageParser.Permission(tree.perm.owner, 7433 new PermissionInfo(bp.pendingInfo)); 7434 bp.perm.info.packageName = tree.perm.info.packageName; 7435 bp.perm.info.name = bp.name; 7436 bp.uid = tree.uid; 7437 } 7438 } 7439 } 7440 if (bp.packageSetting == null) { 7441 // We may not yet have parsed the package, so just see if 7442 // we still know about its settings. 7443 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 7444 } 7445 if (bp.packageSetting == null) { 7446 Slog.w(TAG, "Removing dangling permission: " + bp.name 7447 + " from package " + bp.sourcePackage); 7448 it.remove(); 7449 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 7450 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 7451 Slog.i(TAG, "Removing old permission: " + bp.name 7452 + " from package " + bp.sourcePackage); 7453 flags |= UPDATE_PERMISSIONS_ALL; 7454 it.remove(); 7455 } 7456 } 7457 } 7458 7459 // Now update the permissions for all packages, in particular 7460 // replace the granted permissions of the system packages. 7461 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 7462 for (PackageParser.Package pkg : mPackages.values()) { 7463 if (pkg != pkgInfo) { 7464 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0, 7465 changingPkg); 7466 } 7467 } 7468 } 7469 7470 if (pkgInfo != null) { 7471 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0, changingPkg); 7472 } 7473 } 7474 7475 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 7476 String packageOfInterest) { 7477 // IMPORTANT: There are two types of permissions: install and runtime. 7478 // Install time permissions are granted when the app is installed to 7479 // all device users and users added in the future. Runtime permissions 7480 // are granted at runtime explicitly to specific users. Normal and signature 7481 // protected permissions are install time permissions. Dangerous permissions 7482 // are install permissions if the app's target SDK is Lollipop MR1 or older, 7483 // otherwise they are runtime permissions. This function does not manage 7484 // runtime permissions except for the case an app targeting Lollipop MR1 7485 // being upgraded to target a newer SDK, in which case dangerous permissions 7486 // are transformed from install time to runtime ones. 7487 7488 final PackageSetting ps = (PackageSetting) pkg.mExtras; 7489 if (ps == null) { 7490 return; 7491 } 7492 7493 PermissionsState permissionsState = ps.getPermissionsState(); 7494 PermissionsState origPermissions = permissionsState; 7495 7496 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 7497 7498 int[] upgradeUserIds = PermissionsState.USERS_NONE; 7499 int[] changedRuntimePermissionUserIds = PermissionsState.USERS_NONE; 7500 7501 boolean changedInstallPermission = false; 7502 7503 if (replace) { 7504 ps.installPermissionsFixed = false; 7505 if (!ps.isSharedUser()) { 7506 origPermissions = new PermissionsState(permissionsState); 7507 permissionsState.reset(); 7508 } 7509 } 7510 7511 permissionsState.setGlobalGids(mGlobalGids); 7512 7513 final int N = pkg.requestedPermissions.size(); 7514 for (int i=0; i<N; i++) { 7515 final String name = pkg.requestedPermissions.get(i); 7516 final BasePermission bp = mSettings.mPermissions.get(name); 7517 7518 if (DEBUG_INSTALL) { 7519 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 7520 } 7521 7522 if (bp == null || bp.packageSetting == null) { 7523 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 7524 Slog.w(TAG, "Unknown permission " + name 7525 + " in package " + pkg.packageName); 7526 } 7527 continue; 7528 } 7529 7530 final String perm = bp.name; 7531 boolean allowedSig = false; 7532 int grant = GRANT_DENIED; 7533 7534 // Keep track of app op permissions. 7535 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7536 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 7537 if (pkgs == null) { 7538 pkgs = new ArraySet<>(); 7539 mAppOpPermissionPackages.put(bp.name, pkgs); 7540 } 7541 pkgs.add(pkg.packageName); 7542 } 7543 7544 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 7545 switch (level) { 7546 case PermissionInfo.PROTECTION_NORMAL: { 7547 // For all apps normal permissions are install time ones. 7548 grant = GRANT_INSTALL; 7549 } break; 7550 7551 case PermissionInfo.PROTECTION_DANGEROUS: { 7552 if (!RUNTIME_PERMISSIONS_ENABLED 7553 || pkg.applicationInfo.targetSdkVersion 7554 <= Build.VERSION_CODES.LOLLIPOP_MR1) { 7555 // For legacy apps dangerous permissions are install time ones. 7556 grant = GRANT_INSTALL; 7557 } else if (ps.isSystem()) { 7558 final int[] updatedUserIds = ps.getPermissionsUpdatedForUserIds(); 7559 if (origPermissions.hasInstallPermission(bp.name)) { 7560 // If a system app had an install permission, then the app was 7561 // upgraded and we grant the permissions as runtime to all users. 7562 grant = GRANT_UPGRADE; 7563 upgradeUserIds = currentUserIds; 7564 } else if (!Arrays.equals(updatedUserIds, currentUserIds)) { 7565 // If users changed since the last permissions update for a 7566 // system app, we grant the permission as runtime to the new users. 7567 grant = GRANT_UPGRADE; 7568 upgradeUserIds = currentUserIds; 7569 for (int userId : updatedUserIds) { 7570 upgradeUserIds = ArrayUtils.removeInt(upgradeUserIds, userId); 7571 } 7572 } else { 7573 // Otherwise, we grant the permission as runtime if the app 7574 // already had it, i.e. we preserve runtime permissions. 7575 grant = GRANT_RUNTIME; 7576 } 7577 } else if (origPermissions.hasInstallPermission(bp.name)) { 7578 // For legacy apps that became modern, install becomes runtime. 7579 grant = GRANT_UPGRADE; 7580 upgradeUserIds = currentUserIds; 7581 } else if (replace) { 7582 // For upgraded modern apps keep runtime permissions unchanged. 7583 grant = GRANT_RUNTIME; 7584 } 7585 } break; 7586 7587 case PermissionInfo.PROTECTION_SIGNATURE: { 7588 // For all apps signature permissions are install time ones. 7589 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 7590 if (allowedSig) { 7591 grant = GRANT_INSTALL; 7592 } 7593 } break; 7594 } 7595 7596 if (DEBUG_INSTALL) { 7597 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 7598 } 7599 7600 if (grant != GRANT_DENIED) { 7601 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 7602 // If this is an existing, non-system package, then 7603 // we can't add any new permissions to it. 7604 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 7605 // Except... if this is a permission that was added 7606 // to the platform (note: need to only do this when 7607 // updating the platform). 7608 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 7609 grant = GRANT_DENIED; 7610 } 7611 } 7612 } 7613 7614 switch (grant) { 7615 case GRANT_INSTALL: { 7616 // Grant an install permission. 7617 if (permissionsState.grantInstallPermission(bp) != 7618 PermissionsState.PERMISSION_OPERATION_FAILURE) { 7619 changedInstallPermission = true; 7620 } 7621 } break; 7622 7623 case GRANT_RUNTIME: { 7624 // Grant previously granted runtime permissions. 7625 for (int userId : UserManagerService.getInstance().getUserIds()) { 7626 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 7627 if (permissionsState.grantRuntimePermission(bp, userId) == 7628 PermissionsState.PERMISSION_OPERATION_FAILURE) { 7629 // If we cannot put the permission as it was, we have to write. 7630 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 7631 changedRuntimePermissionUserIds, userId); 7632 } 7633 } 7634 } 7635 } break; 7636 7637 case GRANT_UPGRADE: { 7638 // Grant runtime permissions for a previously held install permission. 7639 permissionsState.revokeInstallPermission(bp); 7640 for (int userId : upgradeUserIds) { 7641 if (permissionsState.grantRuntimePermission(bp, userId) != 7642 PermissionsState.PERMISSION_OPERATION_FAILURE) { 7643 // If we granted the permission, we have to write. 7644 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 7645 changedRuntimePermissionUserIds, userId); 7646 } 7647 } 7648 } break; 7649 7650 default: { 7651 if (packageOfInterest == null 7652 || packageOfInterest.equals(pkg.packageName)) { 7653 Slog.w(TAG, "Not granting permission " + perm 7654 + " to package " + pkg.packageName 7655 + " because it was previously installed without"); 7656 } 7657 } break; 7658 } 7659 } else { 7660 if (permissionsState.revokeInstallPermission(bp) != 7661 PermissionsState.PERMISSION_OPERATION_FAILURE) { 7662 changedInstallPermission = true; 7663 Slog.i(TAG, "Un-granting permission " + perm 7664 + " from package " + pkg.packageName 7665 + " (protectionLevel=" + bp.protectionLevel 7666 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 7667 + ")"); 7668 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 7669 // Don't print warning for app op permissions, since it is fine for them 7670 // not to be granted, there is a UI for the user to decide. 7671 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 7672 Slog.w(TAG, "Not granting permission " + perm 7673 + " to package " + pkg.packageName 7674 + " (protectionLevel=" + bp.protectionLevel 7675 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 7676 + ")"); 7677 } 7678 } 7679 } 7680 } 7681 7682 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 7683 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 7684 // This is the first that we have heard about this package, so the 7685 // permissions we have now selected are fixed until explicitly 7686 // changed. 7687 ps.installPermissionsFixed = true; 7688 } 7689 7690 ps.setPermissionsUpdatedForUserIds(currentUserIds); 7691 7692 // Persist the runtime permissions state for users with changes. 7693 if (RUNTIME_PERMISSIONS_ENABLED) { 7694 for (int userId : changedRuntimePermissionUserIds) { 7695 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 7696 } 7697 } 7698 } 7699 7700 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 7701 boolean allowed = false; 7702 final int NP = PackageParser.NEW_PERMISSIONS.length; 7703 for (int ip=0; ip<NP; ip++) { 7704 final PackageParser.NewPermissionInfo npi 7705 = PackageParser.NEW_PERMISSIONS[ip]; 7706 if (npi.name.equals(perm) 7707 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 7708 allowed = true; 7709 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 7710 + pkg.packageName); 7711 break; 7712 } 7713 } 7714 return allowed; 7715 } 7716 7717 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 7718 BasePermission bp, PermissionsState origPermissions) { 7719 boolean allowed; 7720 allowed = (compareSignatures( 7721 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 7722 == PackageManager.SIGNATURE_MATCH) 7723 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 7724 == PackageManager.SIGNATURE_MATCH); 7725 if (!allowed && (bp.protectionLevel 7726 & PermissionInfo.PROTECTION_FLAG_SYSTEM) != 0) { 7727 if (isSystemApp(pkg)) { 7728 // For updated system applications, a system permission 7729 // is granted only if it had been defined by the original application. 7730 if (pkg.isUpdatedSystemApp()) { 7731 final PackageSetting sysPs = mSettings 7732 .getDisabledSystemPkgLPr(pkg.packageName); 7733 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 7734 // If the original was granted this permission, we take 7735 // that grant decision as read and propagate it to the 7736 // update. 7737 if (sysPs.isPrivileged()) { 7738 allowed = true; 7739 } 7740 } else { 7741 // The system apk may have been updated with an older 7742 // version of the one on the data partition, but which 7743 // granted a new system permission that it didn't have 7744 // before. In this case we do want to allow the app to 7745 // now get the new permission if the ancestral apk is 7746 // privileged to get it. 7747 if (sysPs.pkg != null && sysPs.isPrivileged()) { 7748 for (int j=0; 7749 j<sysPs.pkg.requestedPermissions.size(); j++) { 7750 if (perm.equals( 7751 sysPs.pkg.requestedPermissions.get(j))) { 7752 allowed = true; 7753 break; 7754 } 7755 } 7756 } 7757 } 7758 } else { 7759 allowed = isPrivilegedApp(pkg); 7760 } 7761 } 7762 } 7763 if (!allowed && (bp.protectionLevel 7764 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 7765 // For development permissions, a development permission 7766 // is granted only if it was already granted. 7767 allowed = origPermissions.hasInstallPermission(perm); 7768 } 7769 return allowed; 7770 } 7771 7772 final class ActivityIntentResolver 7773 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 7774 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 7775 boolean defaultOnly, int userId) { 7776 if (!sUserManager.exists(userId)) return null; 7777 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 7778 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 7779 } 7780 7781 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 7782 int userId) { 7783 if (!sUserManager.exists(userId)) return null; 7784 mFlags = flags; 7785 return super.queryIntent(intent, resolvedType, 7786 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 7787 } 7788 7789 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 7790 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 7791 if (!sUserManager.exists(userId)) return null; 7792 if (packageActivities == null) { 7793 return null; 7794 } 7795 mFlags = flags; 7796 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 7797 final int N = packageActivities.size(); 7798 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 7799 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 7800 7801 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 7802 for (int i = 0; i < N; ++i) { 7803 intentFilters = packageActivities.get(i).intents; 7804 if (intentFilters != null && intentFilters.size() > 0) { 7805 PackageParser.ActivityIntentInfo[] array = 7806 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 7807 intentFilters.toArray(array); 7808 listCut.add(array); 7809 } 7810 } 7811 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 7812 } 7813 7814 public final void addActivity(PackageParser.Activity a, String type) { 7815 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 7816 mActivities.put(a.getComponentName(), a); 7817 if (DEBUG_SHOW_INFO) 7818 Log.v( 7819 TAG, " " + type + " " + 7820 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 7821 if (DEBUG_SHOW_INFO) 7822 Log.v(TAG, " Class=" + a.info.name); 7823 final int NI = a.intents.size(); 7824 for (int j=0; j<NI; j++) { 7825 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 7826 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 7827 intent.setPriority(0); 7828 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 7829 + a.className + " with priority > 0, forcing to 0"); 7830 } 7831 if (DEBUG_SHOW_INFO) { 7832 Log.v(TAG, " IntentFilter:"); 7833 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7834 } 7835 if (!intent.debugCheck()) { 7836 Log.w(TAG, "==> For Activity " + a.info.name); 7837 } 7838 addFilter(intent); 7839 } 7840 } 7841 7842 public final void removeActivity(PackageParser.Activity a, String type) { 7843 mActivities.remove(a.getComponentName()); 7844 if (DEBUG_SHOW_INFO) { 7845 Log.v(TAG, " " + type + " " 7846 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 7847 : a.info.name) + ":"); 7848 Log.v(TAG, " Class=" + a.info.name); 7849 } 7850 final int NI = a.intents.size(); 7851 for (int j=0; j<NI; j++) { 7852 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 7853 if (DEBUG_SHOW_INFO) { 7854 Log.v(TAG, " IntentFilter:"); 7855 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7856 } 7857 removeFilter(intent); 7858 } 7859 } 7860 7861 @Override 7862 protected boolean allowFilterResult( 7863 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 7864 ActivityInfo filterAi = filter.activity.info; 7865 for (int i=dest.size()-1; i>=0; i--) { 7866 ActivityInfo destAi = dest.get(i).activityInfo; 7867 if (destAi.name == filterAi.name 7868 && destAi.packageName == filterAi.packageName) { 7869 return false; 7870 } 7871 } 7872 return true; 7873 } 7874 7875 @Override 7876 protected ActivityIntentInfo[] newArray(int size) { 7877 return new ActivityIntentInfo[size]; 7878 } 7879 7880 @Override 7881 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 7882 if (!sUserManager.exists(userId)) return true; 7883 PackageParser.Package p = filter.activity.owner; 7884 if (p != null) { 7885 PackageSetting ps = (PackageSetting)p.mExtras; 7886 if (ps != null) { 7887 // System apps are never considered stopped for purposes of 7888 // filtering, because there may be no way for the user to 7889 // actually re-launch them. 7890 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 7891 && ps.getStopped(userId); 7892 } 7893 } 7894 return false; 7895 } 7896 7897 @Override 7898 protected boolean isPackageForFilter(String packageName, 7899 PackageParser.ActivityIntentInfo info) { 7900 return packageName.equals(info.activity.owner.packageName); 7901 } 7902 7903 @Override 7904 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 7905 int match, int userId) { 7906 if (!sUserManager.exists(userId)) return null; 7907 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 7908 return null; 7909 } 7910 final PackageParser.Activity activity = info.activity; 7911 if (mSafeMode && (activity.info.applicationInfo.flags 7912 &ApplicationInfo.FLAG_SYSTEM) == 0) { 7913 return null; 7914 } 7915 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 7916 if (ps == null) { 7917 return null; 7918 } 7919 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 7920 ps.readUserState(userId), userId); 7921 if (ai == null) { 7922 return null; 7923 } 7924 final ResolveInfo res = new ResolveInfo(); 7925 res.activityInfo = ai; 7926 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 7927 res.filter = info; 7928 } 7929 if (info != null) { 7930 res.handleAllWebDataURI = info.handleAllWebDataURI(); 7931 } 7932 res.priority = info.getPriority(); 7933 res.preferredOrder = activity.owner.mPreferredOrder; 7934 //System.out.println("Result: " + res.activityInfo.className + 7935 // " = " + res.priority); 7936 res.match = match; 7937 res.isDefault = info.hasDefault; 7938 res.labelRes = info.labelRes; 7939 res.nonLocalizedLabel = info.nonLocalizedLabel; 7940 if (userNeedsBadging(userId)) { 7941 res.noResourceId = true; 7942 } else { 7943 res.icon = info.icon; 7944 } 7945 res.system = res.activityInfo.applicationInfo.isSystemApp(); 7946 return res; 7947 } 7948 7949 @Override 7950 protected void sortResults(List<ResolveInfo> results) { 7951 Collections.sort(results, mResolvePrioritySorter); 7952 } 7953 7954 @Override 7955 protected void dumpFilter(PrintWriter out, String prefix, 7956 PackageParser.ActivityIntentInfo filter) { 7957 out.print(prefix); out.print( 7958 Integer.toHexString(System.identityHashCode(filter.activity))); 7959 out.print(' '); 7960 filter.activity.printComponentShortName(out); 7961 out.print(" filter "); 7962 out.println(Integer.toHexString(System.identityHashCode(filter))); 7963 } 7964 7965 @Override 7966 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 7967 return filter.activity; 7968 } 7969 7970 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 7971 PackageParser.Activity activity = (PackageParser.Activity)label; 7972 out.print(prefix); out.print( 7973 Integer.toHexString(System.identityHashCode(activity))); 7974 out.print(' '); 7975 activity.printComponentShortName(out); 7976 if (count > 1) { 7977 out.print(" ("); out.print(count); out.print(" filters)"); 7978 } 7979 out.println(); 7980 } 7981 7982// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 7983// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 7984// final List<ResolveInfo> retList = Lists.newArrayList(); 7985// while (i.hasNext()) { 7986// final ResolveInfo resolveInfo = i.next(); 7987// if (isEnabledLP(resolveInfo.activityInfo)) { 7988// retList.add(resolveInfo); 7989// } 7990// } 7991// return retList; 7992// } 7993 7994 // Keys are String (activity class name), values are Activity. 7995 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 7996 = new ArrayMap<ComponentName, PackageParser.Activity>(); 7997 private int mFlags; 7998 } 7999 8000 private final class ServiceIntentResolver 8001 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 8002 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8003 boolean defaultOnly, int userId) { 8004 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8005 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8006 } 8007 8008 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8009 int userId) { 8010 if (!sUserManager.exists(userId)) return null; 8011 mFlags = flags; 8012 return super.queryIntent(intent, resolvedType, 8013 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8014 } 8015 8016 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8017 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 8018 if (!sUserManager.exists(userId)) return null; 8019 if (packageServices == null) { 8020 return null; 8021 } 8022 mFlags = flags; 8023 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8024 final int N = packageServices.size(); 8025 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 8026 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 8027 8028 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 8029 for (int i = 0; i < N; ++i) { 8030 intentFilters = packageServices.get(i).intents; 8031 if (intentFilters != null && intentFilters.size() > 0) { 8032 PackageParser.ServiceIntentInfo[] array = 8033 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 8034 intentFilters.toArray(array); 8035 listCut.add(array); 8036 } 8037 } 8038 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8039 } 8040 8041 public final void addService(PackageParser.Service s) { 8042 mServices.put(s.getComponentName(), s); 8043 if (DEBUG_SHOW_INFO) { 8044 Log.v(TAG, " " 8045 + (s.info.nonLocalizedLabel != null 8046 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8047 Log.v(TAG, " Class=" + s.info.name); 8048 } 8049 final int NI = s.intents.size(); 8050 int j; 8051 for (j=0; j<NI; j++) { 8052 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8053 if (DEBUG_SHOW_INFO) { 8054 Log.v(TAG, " IntentFilter:"); 8055 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8056 } 8057 if (!intent.debugCheck()) { 8058 Log.w(TAG, "==> For Service " + s.info.name); 8059 } 8060 addFilter(intent); 8061 } 8062 } 8063 8064 public final void removeService(PackageParser.Service s) { 8065 mServices.remove(s.getComponentName()); 8066 if (DEBUG_SHOW_INFO) { 8067 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 8068 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8069 Log.v(TAG, " Class=" + s.info.name); 8070 } 8071 final int NI = s.intents.size(); 8072 int j; 8073 for (j=0; j<NI; j++) { 8074 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8075 if (DEBUG_SHOW_INFO) { 8076 Log.v(TAG, " IntentFilter:"); 8077 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8078 } 8079 removeFilter(intent); 8080 } 8081 } 8082 8083 @Override 8084 protected boolean allowFilterResult( 8085 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 8086 ServiceInfo filterSi = filter.service.info; 8087 for (int i=dest.size()-1; i>=0; i--) { 8088 ServiceInfo destAi = dest.get(i).serviceInfo; 8089 if (destAi.name == filterSi.name 8090 && destAi.packageName == filterSi.packageName) { 8091 return false; 8092 } 8093 } 8094 return true; 8095 } 8096 8097 @Override 8098 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 8099 return new PackageParser.ServiceIntentInfo[size]; 8100 } 8101 8102 @Override 8103 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 8104 if (!sUserManager.exists(userId)) return true; 8105 PackageParser.Package p = filter.service.owner; 8106 if (p != null) { 8107 PackageSetting ps = (PackageSetting)p.mExtras; 8108 if (ps != null) { 8109 // System apps are never considered stopped for purposes of 8110 // filtering, because there may be no way for the user to 8111 // actually re-launch them. 8112 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8113 && ps.getStopped(userId); 8114 } 8115 } 8116 return false; 8117 } 8118 8119 @Override 8120 protected boolean isPackageForFilter(String packageName, 8121 PackageParser.ServiceIntentInfo info) { 8122 return packageName.equals(info.service.owner.packageName); 8123 } 8124 8125 @Override 8126 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 8127 int match, int userId) { 8128 if (!sUserManager.exists(userId)) return null; 8129 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 8130 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 8131 return null; 8132 } 8133 final PackageParser.Service service = info.service; 8134 if (mSafeMode && (service.info.applicationInfo.flags 8135 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8136 return null; 8137 } 8138 PackageSetting ps = (PackageSetting) service.owner.mExtras; 8139 if (ps == null) { 8140 return null; 8141 } 8142 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 8143 ps.readUserState(userId), userId); 8144 if (si == null) { 8145 return null; 8146 } 8147 final ResolveInfo res = new ResolveInfo(); 8148 res.serviceInfo = si; 8149 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8150 res.filter = filter; 8151 } 8152 res.priority = info.getPriority(); 8153 res.preferredOrder = service.owner.mPreferredOrder; 8154 res.match = match; 8155 res.isDefault = info.hasDefault; 8156 res.labelRes = info.labelRes; 8157 res.nonLocalizedLabel = info.nonLocalizedLabel; 8158 res.icon = info.icon; 8159 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 8160 return res; 8161 } 8162 8163 @Override 8164 protected void sortResults(List<ResolveInfo> results) { 8165 Collections.sort(results, mResolvePrioritySorter); 8166 } 8167 8168 @Override 8169 protected void dumpFilter(PrintWriter out, String prefix, 8170 PackageParser.ServiceIntentInfo filter) { 8171 out.print(prefix); out.print( 8172 Integer.toHexString(System.identityHashCode(filter.service))); 8173 out.print(' '); 8174 filter.service.printComponentShortName(out); 8175 out.print(" filter "); 8176 out.println(Integer.toHexString(System.identityHashCode(filter))); 8177 } 8178 8179 @Override 8180 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 8181 return filter.service; 8182 } 8183 8184 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8185 PackageParser.Service service = (PackageParser.Service)label; 8186 out.print(prefix); out.print( 8187 Integer.toHexString(System.identityHashCode(service))); 8188 out.print(' '); 8189 service.printComponentShortName(out); 8190 if (count > 1) { 8191 out.print(" ("); out.print(count); out.print(" filters)"); 8192 } 8193 out.println(); 8194 } 8195 8196// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8197// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8198// final List<ResolveInfo> retList = Lists.newArrayList(); 8199// while (i.hasNext()) { 8200// final ResolveInfo resolveInfo = (ResolveInfo) i; 8201// if (isEnabledLP(resolveInfo.serviceInfo)) { 8202// retList.add(resolveInfo); 8203// } 8204// } 8205// return retList; 8206// } 8207 8208 // Keys are String (activity class name), values are Activity. 8209 private final ArrayMap<ComponentName, PackageParser.Service> mServices 8210 = new ArrayMap<ComponentName, PackageParser.Service>(); 8211 private int mFlags; 8212 }; 8213 8214 private final class ProviderIntentResolver 8215 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 8216 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8217 boolean defaultOnly, int userId) { 8218 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8219 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8220 } 8221 8222 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8223 int userId) { 8224 if (!sUserManager.exists(userId)) 8225 return null; 8226 mFlags = flags; 8227 return super.queryIntent(intent, resolvedType, 8228 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8229 } 8230 8231 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8232 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 8233 if (!sUserManager.exists(userId)) 8234 return null; 8235 if (packageProviders == null) { 8236 return null; 8237 } 8238 mFlags = flags; 8239 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 8240 final int N = packageProviders.size(); 8241 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 8242 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 8243 8244 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 8245 for (int i = 0; i < N; ++i) { 8246 intentFilters = packageProviders.get(i).intents; 8247 if (intentFilters != null && intentFilters.size() > 0) { 8248 PackageParser.ProviderIntentInfo[] array = 8249 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 8250 intentFilters.toArray(array); 8251 listCut.add(array); 8252 } 8253 } 8254 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8255 } 8256 8257 public final void addProvider(PackageParser.Provider p) { 8258 if (mProviders.containsKey(p.getComponentName())) { 8259 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 8260 return; 8261 } 8262 8263 mProviders.put(p.getComponentName(), p); 8264 if (DEBUG_SHOW_INFO) { 8265 Log.v(TAG, " " 8266 + (p.info.nonLocalizedLabel != null 8267 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 8268 Log.v(TAG, " Class=" + p.info.name); 8269 } 8270 final int NI = p.intents.size(); 8271 int j; 8272 for (j = 0; j < NI; j++) { 8273 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 8274 if (DEBUG_SHOW_INFO) { 8275 Log.v(TAG, " IntentFilter:"); 8276 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8277 } 8278 if (!intent.debugCheck()) { 8279 Log.w(TAG, "==> For Provider " + p.info.name); 8280 } 8281 addFilter(intent); 8282 } 8283 } 8284 8285 public final void removeProvider(PackageParser.Provider p) { 8286 mProviders.remove(p.getComponentName()); 8287 if (DEBUG_SHOW_INFO) { 8288 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 8289 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 8290 Log.v(TAG, " Class=" + p.info.name); 8291 } 8292 final int NI = p.intents.size(); 8293 int j; 8294 for (j = 0; j < NI; j++) { 8295 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 8296 if (DEBUG_SHOW_INFO) { 8297 Log.v(TAG, " IntentFilter:"); 8298 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8299 } 8300 removeFilter(intent); 8301 } 8302 } 8303 8304 @Override 8305 protected boolean allowFilterResult( 8306 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 8307 ProviderInfo filterPi = filter.provider.info; 8308 for (int i = dest.size() - 1; i >= 0; i--) { 8309 ProviderInfo destPi = dest.get(i).providerInfo; 8310 if (destPi.name == filterPi.name 8311 && destPi.packageName == filterPi.packageName) { 8312 return false; 8313 } 8314 } 8315 return true; 8316 } 8317 8318 @Override 8319 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 8320 return new PackageParser.ProviderIntentInfo[size]; 8321 } 8322 8323 @Override 8324 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 8325 if (!sUserManager.exists(userId)) 8326 return true; 8327 PackageParser.Package p = filter.provider.owner; 8328 if (p != null) { 8329 PackageSetting ps = (PackageSetting) p.mExtras; 8330 if (ps != null) { 8331 // System apps are never considered stopped for purposes of 8332 // filtering, because there may be no way for the user to 8333 // actually re-launch them. 8334 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8335 && ps.getStopped(userId); 8336 } 8337 } 8338 return false; 8339 } 8340 8341 @Override 8342 protected boolean isPackageForFilter(String packageName, 8343 PackageParser.ProviderIntentInfo info) { 8344 return packageName.equals(info.provider.owner.packageName); 8345 } 8346 8347 @Override 8348 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 8349 int match, int userId) { 8350 if (!sUserManager.exists(userId)) 8351 return null; 8352 final PackageParser.ProviderIntentInfo info = filter; 8353 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 8354 return null; 8355 } 8356 final PackageParser.Provider provider = info.provider; 8357 if (mSafeMode && (provider.info.applicationInfo.flags 8358 & ApplicationInfo.FLAG_SYSTEM) == 0) { 8359 return null; 8360 } 8361 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 8362 if (ps == null) { 8363 return null; 8364 } 8365 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 8366 ps.readUserState(userId), userId); 8367 if (pi == null) { 8368 return null; 8369 } 8370 final ResolveInfo res = new ResolveInfo(); 8371 res.providerInfo = pi; 8372 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 8373 res.filter = filter; 8374 } 8375 res.priority = info.getPriority(); 8376 res.preferredOrder = provider.owner.mPreferredOrder; 8377 res.match = match; 8378 res.isDefault = info.hasDefault; 8379 res.labelRes = info.labelRes; 8380 res.nonLocalizedLabel = info.nonLocalizedLabel; 8381 res.icon = info.icon; 8382 res.system = res.providerInfo.applicationInfo.isSystemApp(); 8383 return res; 8384 } 8385 8386 @Override 8387 protected void sortResults(List<ResolveInfo> results) { 8388 Collections.sort(results, mResolvePrioritySorter); 8389 } 8390 8391 @Override 8392 protected void dumpFilter(PrintWriter out, String prefix, 8393 PackageParser.ProviderIntentInfo filter) { 8394 out.print(prefix); 8395 out.print( 8396 Integer.toHexString(System.identityHashCode(filter.provider))); 8397 out.print(' '); 8398 filter.provider.printComponentShortName(out); 8399 out.print(" filter "); 8400 out.println(Integer.toHexString(System.identityHashCode(filter))); 8401 } 8402 8403 @Override 8404 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 8405 return filter.provider; 8406 } 8407 8408 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8409 PackageParser.Provider provider = (PackageParser.Provider)label; 8410 out.print(prefix); out.print( 8411 Integer.toHexString(System.identityHashCode(provider))); 8412 out.print(' '); 8413 provider.printComponentShortName(out); 8414 if (count > 1) { 8415 out.print(" ("); out.print(count); out.print(" filters)"); 8416 } 8417 out.println(); 8418 } 8419 8420 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 8421 = new ArrayMap<ComponentName, PackageParser.Provider>(); 8422 private int mFlags; 8423 }; 8424 8425 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 8426 new Comparator<ResolveInfo>() { 8427 public int compare(ResolveInfo r1, ResolveInfo r2) { 8428 int v1 = r1.priority; 8429 int v2 = r2.priority; 8430 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 8431 if (v1 != v2) { 8432 return (v1 > v2) ? -1 : 1; 8433 } 8434 v1 = r1.preferredOrder; 8435 v2 = r2.preferredOrder; 8436 if (v1 != v2) { 8437 return (v1 > v2) ? -1 : 1; 8438 } 8439 if (r1.isDefault != r2.isDefault) { 8440 return r1.isDefault ? -1 : 1; 8441 } 8442 v1 = r1.match; 8443 v2 = r2.match; 8444 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 8445 if (v1 != v2) { 8446 return (v1 > v2) ? -1 : 1; 8447 } 8448 if (r1.system != r2.system) { 8449 return r1.system ? -1 : 1; 8450 } 8451 return 0; 8452 } 8453 }; 8454 8455 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 8456 new Comparator<ProviderInfo>() { 8457 public int compare(ProviderInfo p1, ProviderInfo p2) { 8458 final int v1 = p1.initOrder; 8459 final int v2 = p2.initOrder; 8460 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 8461 } 8462 }; 8463 8464 static final void sendPackageBroadcast(String action, String pkg, 8465 Bundle extras, String targetPkg, IIntentReceiver finishedReceiver, 8466 int[] userIds) { 8467 IActivityManager am = ActivityManagerNative.getDefault(); 8468 if (am != null) { 8469 try { 8470 if (userIds == null) { 8471 userIds = am.getRunningUserIds(); 8472 } 8473 for (int id : userIds) { 8474 final Intent intent = new Intent(action, 8475 pkg != null ? Uri.fromParts("package", pkg, null) : null); 8476 if (extras != null) { 8477 intent.putExtras(extras); 8478 } 8479 if (targetPkg != null) { 8480 intent.setPackage(targetPkg); 8481 } 8482 // Modify the UID when posting to other users 8483 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 8484 if (uid > 0 && UserHandle.getUserId(uid) != id) { 8485 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 8486 intent.putExtra(Intent.EXTRA_UID, uid); 8487 } 8488 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 8489 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 8490 if (DEBUG_BROADCASTS) { 8491 RuntimeException here = new RuntimeException("here"); 8492 here.fillInStackTrace(); 8493 Slog.d(TAG, "Sending to user " + id + ": " 8494 + intent.toShortString(false, true, false, false) 8495 + " " + intent.getExtras(), here); 8496 } 8497 am.broadcastIntent(null, intent, null, finishedReceiver, 8498 0, null, null, null, android.app.AppOpsManager.OP_NONE, 8499 finishedReceiver != null, false, id); 8500 } 8501 } catch (RemoteException ex) { 8502 } 8503 } 8504 } 8505 8506 /** 8507 * Check if the external storage media is available. This is true if there 8508 * is a mounted external storage medium or if the external storage is 8509 * emulated. 8510 */ 8511 private boolean isExternalMediaAvailable() { 8512 return mMediaMounted || Environment.isExternalStorageEmulated(); 8513 } 8514 8515 @Override 8516 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 8517 // writer 8518 synchronized (mPackages) { 8519 if (!isExternalMediaAvailable()) { 8520 // If the external storage is no longer mounted at this point, 8521 // the caller may not have been able to delete all of this 8522 // packages files and can not delete any more. Bail. 8523 return null; 8524 } 8525 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 8526 if (lastPackage != null) { 8527 pkgs.remove(lastPackage); 8528 } 8529 if (pkgs.size() > 0) { 8530 return pkgs.get(0); 8531 } 8532 } 8533 return null; 8534 } 8535 8536 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 8537 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 8538 userId, andCode ? 1 : 0, packageName); 8539 if (mSystemReady) { 8540 msg.sendToTarget(); 8541 } else { 8542 if (mPostSystemReadyMessages == null) { 8543 mPostSystemReadyMessages = new ArrayList<>(); 8544 } 8545 mPostSystemReadyMessages.add(msg); 8546 } 8547 } 8548 8549 void startCleaningPackages() { 8550 // reader 8551 synchronized (mPackages) { 8552 if (!isExternalMediaAvailable()) { 8553 return; 8554 } 8555 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 8556 return; 8557 } 8558 } 8559 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 8560 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 8561 IActivityManager am = ActivityManagerNative.getDefault(); 8562 if (am != null) { 8563 try { 8564 am.startService(null, intent, null, UserHandle.USER_OWNER); 8565 } catch (RemoteException e) { 8566 } 8567 } 8568 } 8569 8570 @Override 8571 public void installPackage(String originPath, IPackageInstallObserver2 observer, 8572 int installFlags, String installerPackageName, VerificationParams verificationParams, 8573 String packageAbiOverride) { 8574 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 8575 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 8576 } 8577 8578 @Override 8579 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 8580 int installFlags, String installerPackageName, VerificationParams verificationParams, 8581 String packageAbiOverride, int userId) { 8582 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 8583 8584 final int callingUid = Binder.getCallingUid(); 8585 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 8586 8587 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 8588 try { 8589 if (observer != null) { 8590 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 8591 } 8592 } catch (RemoteException re) { 8593 } 8594 return; 8595 } 8596 8597 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 8598 installFlags |= PackageManager.INSTALL_FROM_ADB; 8599 8600 } else { 8601 // Caller holds INSTALL_PACKAGES permission, so we're less strict 8602 // about installerPackageName. 8603 8604 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 8605 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 8606 } 8607 8608 UserHandle user; 8609 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 8610 user = UserHandle.ALL; 8611 } else { 8612 user = new UserHandle(userId); 8613 } 8614 8615 // Only system components can circumvent runtime permissions when installing. 8616 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 8617 && mContext.checkCallingOrSelfPermission(Manifest.permission 8618 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 8619 throw new SecurityException("You need the " 8620 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 8621 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 8622 } 8623 8624 verificationParams.setInstallerUid(callingUid); 8625 8626 final File originFile = new File(originPath); 8627 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 8628 8629 final Message msg = mHandler.obtainMessage(INIT_COPY); 8630 msg.obj = new InstallParams(origin, observer, installFlags, 8631 installerPackageName, null, verificationParams, user, packageAbiOverride); 8632 mHandler.sendMessage(msg); 8633 } 8634 8635 void installStage(String packageName, File stagedDir, String stagedCid, 8636 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 8637 String installerPackageName, int installerUid, UserHandle user) { 8638 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 8639 params.referrerUri, installerUid, null); 8640 8641 final OriginInfo origin; 8642 if (stagedDir != null) { 8643 origin = OriginInfo.fromStagedFile(stagedDir); 8644 } else { 8645 origin = OriginInfo.fromStagedContainer(stagedCid); 8646 } 8647 8648 final Message msg = mHandler.obtainMessage(INIT_COPY); 8649 msg.obj = new InstallParams(origin, observer, params.installFlags, 8650 installerPackageName, params.volumeUuid, verifParams, user, params.abiOverride); 8651 mHandler.sendMessage(msg); 8652 } 8653 8654 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 8655 Bundle extras = new Bundle(1); 8656 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 8657 8658 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 8659 packageName, extras, null, null, new int[] {userId}); 8660 try { 8661 IActivityManager am = ActivityManagerNative.getDefault(); 8662 final boolean isSystem = 8663 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 8664 if (isSystem && am.isUserRunning(userId, false)) { 8665 // The just-installed/enabled app is bundled on the system, so presumed 8666 // to be able to run automatically without needing an explicit launch. 8667 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 8668 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 8669 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 8670 .setPackage(packageName); 8671 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 8672 android.app.AppOpsManager.OP_NONE, false, false, userId); 8673 } 8674 } catch (RemoteException e) { 8675 // shouldn't happen 8676 Slog.w(TAG, "Unable to bootstrap installed package", e); 8677 } 8678 } 8679 8680 @Override 8681 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 8682 int userId) { 8683 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 8684 PackageSetting pkgSetting; 8685 final int uid = Binder.getCallingUid(); 8686 enforceCrossUserPermission(uid, userId, true, true, 8687 "setApplicationHiddenSetting for user " + userId); 8688 8689 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 8690 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 8691 return false; 8692 } 8693 8694 long callingId = Binder.clearCallingIdentity(); 8695 try { 8696 boolean sendAdded = false; 8697 boolean sendRemoved = false; 8698 // writer 8699 synchronized (mPackages) { 8700 pkgSetting = mSettings.mPackages.get(packageName); 8701 if (pkgSetting == null) { 8702 return false; 8703 } 8704 if (pkgSetting.getHidden(userId) != hidden) { 8705 pkgSetting.setHidden(hidden, userId); 8706 mSettings.writePackageRestrictionsLPr(userId); 8707 if (hidden) { 8708 sendRemoved = true; 8709 } else { 8710 sendAdded = true; 8711 } 8712 } 8713 } 8714 if (sendAdded) { 8715 sendPackageAddedForUser(packageName, pkgSetting, userId); 8716 return true; 8717 } 8718 if (sendRemoved) { 8719 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 8720 "hiding pkg"); 8721 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 8722 } 8723 } finally { 8724 Binder.restoreCallingIdentity(callingId); 8725 } 8726 return false; 8727 } 8728 8729 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 8730 int userId) { 8731 final PackageRemovedInfo info = new PackageRemovedInfo(); 8732 info.removedPackage = packageName; 8733 info.removedUsers = new int[] {userId}; 8734 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 8735 info.sendBroadcast(false, false, false); 8736 } 8737 8738 /** 8739 * Returns true if application is not found or there was an error. Otherwise it returns 8740 * the hidden state of the package for the given user. 8741 */ 8742 @Override 8743 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 8744 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 8745 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 8746 false, "getApplicationHidden for user " + userId); 8747 PackageSetting pkgSetting; 8748 long callingId = Binder.clearCallingIdentity(); 8749 try { 8750 // writer 8751 synchronized (mPackages) { 8752 pkgSetting = mSettings.mPackages.get(packageName); 8753 if (pkgSetting == null) { 8754 return true; 8755 } 8756 return pkgSetting.getHidden(userId); 8757 } 8758 } finally { 8759 Binder.restoreCallingIdentity(callingId); 8760 } 8761 } 8762 8763 /** 8764 * @hide 8765 */ 8766 @Override 8767 public int installExistingPackageAsUser(String packageName, int userId) { 8768 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 8769 null); 8770 PackageSetting pkgSetting; 8771 final int uid = Binder.getCallingUid(); 8772 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 8773 + userId); 8774 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 8775 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 8776 } 8777 8778 long callingId = Binder.clearCallingIdentity(); 8779 try { 8780 boolean sendAdded = false; 8781 8782 // writer 8783 synchronized (mPackages) { 8784 pkgSetting = mSettings.mPackages.get(packageName); 8785 if (pkgSetting == null) { 8786 return PackageManager.INSTALL_FAILED_INVALID_URI; 8787 } 8788 if (!pkgSetting.getInstalled(userId)) { 8789 pkgSetting.setInstalled(true, userId); 8790 pkgSetting.setHidden(false, userId); 8791 mSettings.writePackageRestrictionsLPr(userId); 8792 sendAdded = true; 8793 } 8794 } 8795 8796 if (sendAdded) { 8797 sendPackageAddedForUser(packageName, pkgSetting, userId); 8798 } 8799 } finally { 8800 Binder.restoreCallingIdentity(callingId); 8801 } 8802 8803 return PackageManager.INSTALL_SUCCEEDED; 8804 } 8805 8806 boolean isUserRestricted(int userId, String restrictionKey) { 8807 Bundle restrictions = sUserManager.getUserRestrictions(userId); 8808 if (restrictions.getBoolean(restrictionKey, false)) { 8809 Log.w(TAG, "User is restricted: " + restrictionKey); 8810 return true; 8811 } 8812 return false; 8813 } 8814 8815 @Override 8816 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 8817 mContext.enforceCallingOrSelfPermission( 8818 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 8819 "Only package verification agents can verify applications"); 8820 8821 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 8822 final PackageVerificationResponse response = new PackageVerificationResponse( 8823 verificationCode, Binder.getCallingUid()); 8824 msg.arg1 = id; 8825 msg.obj = response; 8826 mHandler.sendMessage(msg); 8827 } 8828 8829 @Override 8830 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 8831 long millisecondsToDelay) { 8832 mContext.enforceCallingOrSelfPermission( 8833 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 8834 "Only package verification agents can extend verification timeouts"); 8835 8836 final PackageVerificationState state = mPendingVerification.get(id); 8837 final PackageVerificationResponse response = new PackageVerificationResponse( 8838 verificationCodeAtTimeout, Binder.getCallingUid()); 8839 8840 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 8841 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 8842 } 8843 if (millisecondsToDelay < 0) { 8844 millisecondsToDelay = 0; 8845 } 8846 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 8847 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 8848 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 8849 } 8850 8851 if ((state != null) && !state.timeoutExtended()) { 8852 state.extendTimeout(); 8853 8854 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 8855 msg.arg1 = id; 8856 msg.obj = response; 8857 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 8858 } 8859 } 8860 8861 private void broadcastPackageVerified(int verificationId, Uri packageUri, 8862 int verificationCode, UserHandle user) { 8863 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 8864 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 8865 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 8866 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 8867 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 8868 8869 mContext.sendBroadcastAsUser(intent, user, 8870 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 8871 } 8872 8873 private ComponentName matchComponentForVerifier(String packageName, 8874 List<ResolveInfo> receivers) { 8875 ActivityInfo targetReceiver = null; 8876 8877 final int NR = receivers.size(); 8878 for (int i = 0; i < NR; i++) { 8879 final ResolveInfo info = receivers.get(i); 8880 if (info.activityInfo == null) { 8881 continue; 8882 } 8883 8884 if (packageName.equals(info.activityInfo.packageName)) { 8885 targetReceiver = info.activityInfo; 8886 break; 8887 } 8888 } 8889 8890 if (targetReceiver == null) { 8891 return null; 8892 } 8893 8894 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 8895 } 8896 8897 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 8898 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 8899 if (pkgInfo.verifiers.length == 0) { 8900 return null; 8901 } 8902 8903 final int N = pkgInfo.verifiers.length; 8904 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 8905 for (int i = 0; i < N; i++) { 8906 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 8907 8908 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 8909 receivers); 8910 if (comp == null) { 8911 continue; 8912 } 8913 8914 final int verifierUid = getUidForVerifier(verifierInfo); 8915 if (verifierUid == -1) { 8916 continue; 8917 } 8918 8919 if (DEBUG_VERIFY) { 8920 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 8921 + " with the correct signature"); 8922 } 8923 sufficientVerifiers.add(comp); 8924 verificationState.addSufficientVerifier(verifierUid); 8925 } 8926 8927 return sufficientVerifiers; 8928 } 8929 8930 private int getUidForVerifier(VerifierInfo verifierInfo) { 8931 synchronized (mPackages) { 8932 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 8933 if (pkg == null) { 8934 return -1; 8935 } else if (pkg.mSignatures.length != 1) { 8936 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 8937 + " has more than one signature; ignoring"); 8938 return -1; 8939 } 8940 8941 /* 8942 * If the public key of the package's signature does not match 8943 * our expected public key, then this is a different package and 8944 * we should skip. 8945 */ 8946 8947 final byte[] expectedPublicKey; 8948 try { 8949 final Signature verifierSig = pkg.mSignatures[0]; 8950 final PublicKey publicKey = verifierSig.getPublicKey(); 8951 expectedPublicKey = publicKey.getEncoded(); 8952 } catch (CertificateException e) { 8953 return -1; 8954 } 8955 8956 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 8957 8958 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 8959 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 8960 + " does not have the expected public key; ignoring"); 8961 return -1; 8962 } 8963 8964 return pkg.applicationInfo.uid; 8965 } 8966 } 8967 8968 @Override 8969 public void finishPackageInstall(int token) { 8970 enforceSystemOrRoot("Only the system is allowed to finish installs"); 8971 8972 if (DEBUG_INSTALL) { 8973 Slog.v(TAG, "BM finishing package install for " + token); 8974 } 8975 8976 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 8977 mHandler.sendMessage(msg); 8978 } 8979 8980 /** 8981 * Get the verification agent timeout. 8982 * 8983 * @return verification timeout in milliseconds 8984 */ 8985 private long getVerificationTimeout() { 8986 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 8987 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 8988 DEFAULT_VERIFICATION_TIMEOUT); 8989 } 8990 8991 /** 8992 * Get the default verification agent response code. 8993 * 8994 * @return default verification response code 8995 */ 8996 private int getDefaultVerificationResponse() { 8997 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8998 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 8999 DEFAULT_VERIFICATION_RESPONSE); 9000 } 9001 9002 /** 9003 * Check whether or not package verification has been enabled. 9004 * 9005 * @return true if verification should be performed 9006 */ 9007 private boolean isVerificationEnabled(int userId, int installFlags) { 9008 if (!DEFAULT_VERIFY_ENABLE) { 9009 return false; 9010 } 9011 9012 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 9013 9014 // Check if installing from ADB 9015 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 9016 // Do not run verification in a test harness environment 9017 if (ActivityManager.isRunningInTestHarness()) { 9018 return false; 9019 } 9020 if (ensureVerifyAppsEnabled) { 9021 return true; 9022 } 9023 // Check if the developer does not want package verification for ADB installs 9024 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9025 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 9026 return false; 9027 } 9028 } 9029 9030 if (ensureVerifyAppsEnabled) { 9031 return true; 9032 } 9033 9034 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9035 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 9036 } 9037 9038 @Override 9039 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 9040 throws RemoteException { 9041 mContext.enforceCallingOrSelfPermission( 9042 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 9043 "Only intentfilter verification agents can verify applications"); 9044 9045 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 9046 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 9047 Binder.getCallingUid(), verificationCode, failedDomains); 9048 msg.arg1 = id; 9049 msg.obj = response; 9050 mHandler.sendMessage(msg); 9051 } 9052 9053 @Override 9054 public int getIntentVerificationStatus(String packageName, int userId) { 9055 synchronized (mPackages) { 9056 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 9057 } 9058 } 9059 9060 @Override 9061 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 9062 boolean result = false; 9063 synchronized (mPackages) { 9064 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 9065 } 9066 scheduleWritePackageRestrictionsLocked(userId); 9067 return result; 9068 } 9069 9070 @Override 9071 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 9072 synchronized (mPackages) { 9073 return mSettings.getIntentFilterVerificationsLPr(packageName); 9074 } 9075 } 9076 9077 @Override 9078 public List<IntentFilter> getAllIntentFilters(String packageName) { 9079 if (TextUtils.isEmpty(packageName)) { 9080 return Collections.<IntentFilter>emptyList(); 9081 } 9082 synchronized (mPackages) { 9083 PackageParser.Package pkg = mPackages.get(packageName); 9084 if (pkg == null || pkg.activities == null) { 9085 return Collections.<IntentFilter>emptyList(); 9086 } 9087 final int count = pkg.activities.size(); 9088 ArrayList<IntentFilter> result = new ArrayList<>(); 9089 for (int n=0; n<count; n++) { 9090 PackageParser.Activity activity = pkg.activities.get(n); 9091 if (activity.intents != null || activity.intents.size() > 0) { 9092 result.addAll(activity.intents); 9093 } 9094 } 9095 return result; 9096 } 9097 } 9098 9099 /** 9100 * Get the "allow unknown sources" setting. 9101 * 9102 * @return the current "allow unknown sources" setting 9103 */ 9104 private int getUnknownSourcesSettings() { 9105 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9106 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 9107 -1); 9108 } 9109 9110 @Override 9111 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 9112 final int uid = Binder.getCallingUid(); 9113 // writer 9114 synchronized (mPackages) { 9115 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 9116 if (targetPackageSetting == null) { 9117 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 9118 } 9119 9120 PackageSetting installerPackageSetting; 9121 if (installerPackageName != null) { 9122 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 9123 if (installerPackageSetting == null) { 9124 throw new IllegalArgumentException("Unknown installer package: " 9125 + installerPackageName); 9126 } 9127 } else { 9128 installerPackageSetting = null; 9129 } 9130 9131 Signature[] callerSignature; 9132 Object obj = mSettings.getUserIdLPr(uid); 9133 if (obj != null) { 9134 if (obj instanceof SharedUserSetting) { 9135 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 9136 } else if (obj instanceof PackageSetting) { 9137 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 9138 } else { 9139 throw new SecurityException("Bad object " + obj + " for uid " + uid); 9140 } 9141 } else { 9142 throw new SecurityException("Unknown calling uid " + uid); 9143 } 9144 9145 // Verify: can't set installerPackageName to a package that is 9146 // not signed with the same cert as the caller. 9147 if (installerPackageSetting != null) { 9148 if (compareSignatures(callerSignature, 9149 installerPackageSetting.signatures.mSignatures) 9150 != PackageManager.SIGNATURE_MATCH) { 9151 throw new SecurityException( 9152 "Caller does not have same cert as new installer package " 9153 + installerPackageName); 9154 } 9155 } 9156 9157 // Verify: if target already has an installer package, it must 9158 // be signed with the same cert as the caller. 9159 if (targetPackageSetting.installerPackageName != null) { 9160 PackageSetting setting = mSettings.mPackages.get( 9161 targetPackageSetting.installerPackageName); 9162 // If the currently set package isn't valid, then it's always 9163 // okay to change it. 9164 if (setting != null) { 9165 if (compareSignatures(callerSignature, 9166 setting.signatures.mSignatures) 9167 != PackageManager.SIGNATURE_MATCH) { 9168 throw new SecurityException( 9169 "Caller does not have same cert as old installer package " 9170 + targetPackageSetting.installerPackageName); 9171 } 9172 } 9173 } 9174 9175 // Okay! 9176 targetPackageSetting.installerPackageName = installerPackageName; 9177 scheduleWriteSettingsLocked(); 9178 } 9179 } 9180 9181 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 9182 // Queue up an async operation since the package installation may take a little while. 9183 mHandler.post(new Runnable() { 9184 public void run() { 9185 mHandler.removeCallbacks(this); 9186 // Result object to be returned 9187 PackageInstalledInfo res = new PackageInstalledInfo(); 9188 res.returnCode = currentStatus; 9189 res.uid = -1; 9190 res.pkg = null; 9191 res.removedInfo = new PackageRemovedInfo(); 9192 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 9193 args.doPreInstall(res.returnCode); 9194 synchronized (mInstallLock) { 9195 installPackageLI(args, res); 9196 } 9197 args.doPostInstall(res.returnCode, res.uid); 9198 } 9199 9200 // A restore should be performed at this point if (a) the install 9201 // succeeded, (b) the operation is not an update, and (c) the new 9202 // package has not opted out of backup participation. 9203 final boolean update = res.removedInfo.removedPackage != null; 9204 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 9205 boolean doRestore = !update 9206 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 9207 9208 // Set up the post-install work request bookkeeping. This will be used 9209 // and cleaned up by the post-install event handling regardless of whether 9210 // there's a restore pass performed. Token values are >= 1. 9211 int token; 9212 if (mNextInstallToken < 0) mNextInstallToken = 1; 9213 token = mNextInstallToken++; 9214 9215 PostInstallData data = new PostInstallData(args, res); 9216 mRunningInstalls.put(token, data); 9217 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 9218 9219 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 9220 // Pass responsibility to the Backup Manager. It will perform a 9221 // restore if appropriate, then pass responsibility back to the 9222 // Package Manager to run the post-install observer callbacks 9223 // and broadcasts. 9224 IBackupManager bm = IBackupManager.Stub.asInterface( 9225 ServiceManager.getService(Context.BACKUP_SERVICE)); 9226 if (bm != null) { 9227 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 9228 + " to BM for possible restore"); 9229 try { 9230 if (bm.isBackupServiceActive(UserHandle.USER_OWNER)) { 9231 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 9232 } else { 9233 doRestore = false; 9234 } 9235 } catch (RemoteException e) { 9236 // can't happen; the backup manager is local 9237 } catch (Exception e) { 9238 Slog.e(TAG, "Exception trying to enqueue restore", e); 9239 doRestore = false; 9240 } 9241 } else { 9242 Slog.e(TAG, "Backup Manager not found!"); 9243 doRestore = false; 9244 } 9245 } 9246 9247 if (!doRestore) { 9248 // No restore possible, or the Backup Manager was mysteriously not 9249 // available -- just fire the post-install work request directly. 9250 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 9251 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9252 mHandler.sendMessage(msg); 9253 } 9254 } 9255 }); 9256 } 9257 9258 private abstract class HandlerParams { 9259 private static final int MAX_RETRIES = 4; 9260 9261 /** 9262 * Number of times startCopy() has been attempted and had a non-fatal 9263 * error. 9264 */ 9265 private int mRetries = 0; 9266 9267 /** User handle for the user requesting the information or installation. */ 9268 private final UserHandle mUser; 9269 9270 HandlerParams(UserHandle user) { 9271 mUser = user; 9272 } 9273 9274 UserHandle getUser() { 9275 return mUser; 9276 } 9277 9278 final boolean startCopy() { 9279 boolean res; 9280 try { 9281 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 9282 9283 if (++mRetries > MAX_RETRIES) { 9284 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 9285 mHandler.sendEmptyMessage(MCS_GIVE_UP); 9286 handleServiceError(); 9287 return false; 9288 } else { 9289 handleStartCopy(); 9290 res = true; 9291 } 9292 } catch (RemoteException e) { 9293 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 9294 mHandler.sendEmptyMessage(MCS_RECONNECT); 9295 res = false; 9296 } 9297 handleReturnCode(); 9298 return res; 9299 } 9300 9301 final void serviceError() { 9302 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 9303 handleServiceError(); 9304 handleReturnCode(); 9305 } 9306 9307 abstract void handleStartCopy() throws RemoteException; 9308 abstract void handleServiceError(); 9309 abstract void handleReturnCode(); 9310 } 9311 9312 class MeasureParams extends HandlerParams { 9313 private final PackageStats mStats; 9314 private boolean mSuccess; 9315 9316 private final IPackageStatsObserver mObserver; 9317 9318 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 9319 super(new UserHandle(stats.userHandle)); 9320 mObserver = observer; 9321 mStats = stats; 9322 } 9323 9324 @Override 9325 public String toString() { 9326 return "MeasureParams{" 9327 + Integer.toHexString(System.identityHashCode(this)) 9328 + " " + mStats.packageName + "}"; 9329 } 9330 9331 @Override 9332 void handleStartCopy() throws RemoteException { 9333 synchronized (mInstallLock) { 9334 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 9335 } 9336 9337 if (mSuccess) { 9338 final boolean mounted; 9339 if (Environment.isExternalStorageEmulated()) { 9340 mounted = true; 9341 } else { 9342 final String status = Environment.getExternalStorageState(); 9343 mounted = (Environment.MEDIA_MOUNTED.equals(status) 9344 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 9345 } 9346 9347 if (mounted) { 9348 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 9349 9350 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 9351 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 9352 9353 mStats.externalDataSize = calculateDirectorySize(mContainerService, 9354 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 9355 9356 // Always subtract cache size, since it's a subdirectory 9357 mStats.externalDataSize -= mStats.externalCacheSize; 9358 9359 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 9360 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 9361 9362 mStats.externalObbSize = calculateDirectorySize(mContainerService, 9363 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 9364 } 9365 } 9366 } 9367 9368 @Override 9369 void handleReturnCode() { 9370 if (mObserver != null) { 9371 try { 9372 mObserver.onGetStatsCompleted(mStats, mSuccess); 9373 } catch (RemoteException e) { 9374 Slog.i(TAG, "Observer no longer exists."); 9375 } 9376 } 9377 } 9378 9379 @Override 9380 void handleServiceError() { 9381 Slog.e(TAG, "Could not measure application " + mStats.packageName 9382 + " external storage"); 9383 } 9384 } 9385 9386 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 9387 throws RemoteException { 9388 long result = 0; 9389 for (File path : paths) { 9390 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 9391 } 9392 return result; 9393 } 9394 9395 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 9396 for (File path : paths) { 9397 try { 9398 mcs.clearDirectory(path.getAbsolutePath()); 9399 } catch (RemoteException e) { 9400 } 9401 } 9402 } 9403 9404 static class OriginInfo { 9405 /** 9406 * Location where install is coming from, before it has been 9407 * copied/renamed into place. This could be a single monolithic APK 9408 * file, or a cluster directory. This location may be untrusted. 9409 */ 9410 final File file; 9411 final String cid; 9412 9413 /** 9414 * Flag indicating that {@link #file} or {@link #cid} has already been 9415 * staged, meaning downstream users don't need to defensively copy the 9416 * contents. 9417 */ 9418 final boolean staged; 9419 9420 /** 9421 * Flag indicating that {@link #file} or {@link #cid} is an already 9422 * installed app that is being moved. 9423 */ 9424 final boolean existing; 9425 9426 final String resolvedPath; 9427 final File resolvedFile; 9428 9429 static OriginInfo fromNothing() { 9430 return new OriginInfo(null, null, false, false); 9431 } 9432 9433 static OriginInfo fromUntrustedFile(File file) { 9434 return new OriginInfo(file, null, false, false); 9435 } 9436 9437 static OriginInfo fromExistingFile(File file) { 9438 return new OriginInfo(file, null, false, true); 9439 } 9440 9441 static OriginInfo fromStagedFile(File file) { 9442 return new OriginInfo(file, null, true, false); 9443 } 9444 9445 static OriginInfo fromStagedContainer(String cid) { 9446 return new OriginInfo(null, cid, true, false); 9447 } 9448 9449 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 9450 this.file = file; 9451 this.cid = cid; 9452 this.staged = staged; 9453 this.existing = existing; 9454 9455 if (cid != null) { 9456 resolvedPath = PackageHelper.getSdDir(cid); 9457 resolvedFile = new File(resolvedPath); 9458 } else if (file != null) { 9459 resolvedPath = file.getAbsolutePath(); 9460 resolvedFile = file; 9461 } else { 9462 resolvedPath = null; 9463 resolvedFile = null; 9464 } 9465 } 9466 } 9467 9468 class InstallParams extends HandlerParams { 9469 final OriginInfo origin; 9470 final IPackageInstallObserver2 observer; 9471 int installFlags; 9472 final String installerPackageName; 9473 final String volumeUuid; 9474 final VerificationParams verificationParams; 9475 private InstallArgs mArgs; 9476 private int mRet; 9477 final String packageAbiOverride; 9478 9479 InstallParams(OriginInfo origin, IPackageInstallObserver2 observer, int installFlags, 9480 String installerPackageName, String volumeUuid, 9481 VerificationParams verificationParams, UserHandle user, String packageAbiOverride) { 9482 super(user); 9483 this.origin = origin; 9484 this.observer = observer; 9485 this.installFlags = installFlags; 9486 this.installerPackageName = installerPackageName; 9487 this.volumeUuid = volumeUuid; 9488 this.verificationParams = verificationParams; 9489 this.packageAbiOverride = packageAbiOverride; 9490 } 9491 9492 @Override 9493 public String toString() { 9494 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 9495 + " file=" + origin.file + " cid=" + origin.cid + "}"; 9496 } 9497 9498 public ManifestDigest getManifestDigest() { 9499 if (verificationParams == null) { 9500 return null; 9501 } 9502 return verificationParams.getManifestDigest(); 9503 } 9504 9505 private int installLocationPolicy(PackageInfoLite pkgLite) { 9506 String packageName = pkgLite.packageName; 9507 int installLocation = pkgLite.installLocation; 9508 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 9509 // reader 9510 synchronized (mPackages) { 9511 PackageParser.Package pkg = mPackages.get(packageName); 9512 if (pkg != null) { 9513 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 9514 // Check for downgrading. 9515 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 9516 try { 9517 checkDowngrade(pkg, pkgLite); 9518 } catch (PackageManagerException e) { 9519 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 9520 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 9521 } 9522 } 9523 // Check for updated system application. 9524 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 9525 if (onSd) { 9526 Slog.w(TAG, "Cannot install update to system app on sdcard"); 9527 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 9528 } 9529 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 9530 } else { 9531 if (onSd) { 9532 // Install flag overrides everything. 9533 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 9534 } 9535 // If current upgrade specifies particular preference 9536 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 9537 // Application explicitly specified internal. 9538 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 9539 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 9540 // App explictly prefers external. Let policy decide 9541 } else { 9542 // Prefer previous location 9543 if (isExternal(pkg)) { 9544 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 9545 } 9546 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 9547 } 9548 } 9549 } else { 9550 // Invalid install. Return error code 9551 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 9552 } 9553 } 9554 } 9555 // All the special cases have been taken care of. 9556 // Return result based on recommended install location. 9557 if (onSd) { 9558 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 9559 } 9560 return pkgLite.recommendedInstallLocation; 9561 } 9562 9563 /* 9564 * Invoke remote method to get package information and install 9565 * location values. Override install location based on default 9566 * policy if needed and then create install arguments based 9567 * on the install location. 9568 */ 9569 public void handleStartCopy() throws RemoteException { 9570 int ret = PackageManager.INSTALL_SUCCEEDED; 9571 9572 // If we're already staged, we've firmly committed to an install location 9573 if (origin.staged) { 9574 if (origin.file != null) { 9575 installFlags |= PackageManager.INSTALL_INTERNAL; 9576 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 9577 } else if (origin.cid != null) { 9578 installFlags |= PackageManager.INSTALL_EXTERNAL; 9579 installFlags &= ~PackageManager.INSTALL_INTERNAL; 9580 } else { 9581 throw new IllegalStateException("Invalid stage location"); 9582 } 9583 } 9584 9585 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 9586 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 9587 9588 PackageInfoLite pkgLite = null; 9589 9590 if (onInt && onSd) { 9591 // Check if both bits are set. 9592 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 9593 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 9594 } else { 9595 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 9596 packageAbiOverride); 9597 9598 /* 9599 * If we have too little free space, try to free cache 9600 * before giving up. 9601 */ 9602 if (!origin.staged && pkgLite.recommendedInstallLocation 9603 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 9604 // TODO: focus freeing disk space on the target device 9605 final StorageManager storage = StorageManager.from(mContext); 9606 final long lowThreshold = storage.getStorageLowBytes( 9607 Environment.getDataDirectory()); 9608 9609 final long sizeBytes = mContainerService.calculateInstalledSize( 9610 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 9611 9612 if (mInstaller.freeCache(sizeBytes + lowThreshold) >= 0) { 9613 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 9614 installFlags, packageAbiOverride); 9615 } 9616 9617 /* 9618 * The cache free must have deleted the file we 9619 * downloaded to install. 9620 * 9621 * TODO: fix the "freeCache" call to not delete 9622 * the file we care about. 9623 */ 9624 if (pkgLite.recommendedInstallLocation 9625 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 9626 pkgLite.recommendedInstallLocation 9627 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 9628 } 9629 } 9630 } 9631 9632 if (ret == PackageManager.INSTALL_SUCCEEDED) { 9633 int loc = pkgLite.recommendedInstallLocation; 9634 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 9635 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 9636 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 9637 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 9638 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 9639 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 9640 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 9641 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 9642 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 9643 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 9644 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 9645 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 9646 } else { 9647 // Override with defaults if needed. 9648 loc = installLocationPolicy(pkgLite); 9649 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 9650 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 9651 } else if (!onSd && !onInt) { 9652 // Override install location with flags 9653 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 9654 // Set the flag to install on external media. 9655 installFlags |= PackageManager.INSTALL_EXTERNAL; 9656 installFlags &= ~PackageManager.INSTALL_INTERNAL; 9657 } else { 9658 // Make sure the flag for installing on external 9659 // media is unset 9660 installFlags |= PackageManager.INSTALL_INTERNAL; 9661 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 9662 } 9663 } 9664 } 9665 } 9666 9667 final InstallArgs args = createInstallArgs(this); 9668 mArgs = args; 9669 9670 if (ret == PackageManager.INSTALL_SUCCEEDED) { 9671 /* 9672 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 9673 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 9674 */ 9675 int userIdentifier = getUser().getIdentifier(); 9676 if (userIdentifier == UserHandle.USER_ALL 9677 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 9678 userIdentifier = UserHandle.USER_OWNER; 9679 } 9680 9681 /* 9682 * Determine if we have any installed package verifiers. If we 9683 * do, then we'll defer to them to verify the packages. 9684 */ 9685 final int requiredUid = mRequiredVerifierPackage == null ? -1 9686 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 9687 if (!origin.existing && requiredUid != -1 9688 && isVerificationEnabled(userIdentifier, installFlags)) { 9689 final Intent verification = new Intent( 9690 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 9691 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 9692 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 9693 PACKAGE_MIME_TYPE); 9694 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9695 9696 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 9697 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 9698 0 /* TODO: Which userId? */); 9699 9700 if (DEBUG_VERIFY) { 9701 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 9702 + verification.toString() + " with " + pkgLite.verifiers.length 9703 + " optional verifiers"); 9704 } 9705 9706 final int verificationId = mPendingVerificationToken++; 9707 9708 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9709 9710 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 9711 installerPackageName); 9712 9713 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 9714 installFlags); 9715 9716 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 9717 pkgLite.packageName); 9718 9719 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 9720 pkgLite.versionCode); 9721 9722 if (verificationParams != null) { 9723 if (verificationParams.getVerificationURI() != null) { 9724 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 9725 verificationParams.getVerificationURI()); 9726 } 9727 if (verificationParams.getOriginatingURI() != null) { 9728 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 9729 verificationParams.getOriginatingURI()); 9730 } 9731 if (verificationParams.getReferrer() != null) { 9732 verification.putExtra(Intent.EXTRA_REFERRER, 9733 verificationParams.getReferrer()); 9734 } 9735 if (verificationParams.getOriginatingUid() >= 0) { 9736 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 9737 verificationParams.getOriginatingUid()); 9738 } 9739 if (verificationParams.getInstallerUid() >= 0) { 9740 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 9741 verificationParams.getInstallerUid()); 9742 } 9743 } 9744 9745 final PackageVerificationState verificationState = new PackageVerificationState( 9746 requiredUid, args); 9747 9748 mPendingVerification.append(verificationId, verificationState); 9749 9750 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 9751 receivers, verificationState); 9752 9753 /* 9754 * If any sufficient verifiers were listed in the package 9755 * manifest, attempt to ask them. 9756 */ 9757 if (sufficientVerifiers != null) { 9758 final int N = sufficientVerifiers.size(); 9759 if (N == 0) { 9760 Slog.i(TAG, "Additional verifiers required, but none installed."); 9761 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 9762 } else { 9763 for (int i = 0; i < N; i++) { 9764 final ComponentName verifierComponent = sufficientVerifiers.get(i); 9765 9766 final Intent sufficientIntent = new Intent(verification); 9767 sufficientIntent.setComponent(verifierComponent); 9768 9769 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 9770 } 9771 } 9772 } 9773 9774 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 9775 mRequiredVerifierPackage, receivers); 9776 if (ret == PackageManager.INSTALL_SUCCEEDED 9777 && mRequiredVerifierPackage != null) { 9778 /* 9779 * Send the intent to the required verification agent, 9780 * but only start the verification timeout after the 9781 * target BroadcastReceivers have run. 9782 */ 9783 verification.setComponent(requiredVerifierComponent); 9784 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 9785 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9786 new BroadcastReceiver() { 9787 @Override 9788 public void onReceive(Context context, Intent intent) { 9789 final Message msg = mHandler 9790 .obtainMessage(CHECK_PENDING_VERIFICATION); 9791 msg.arg1 = verificationId; 9792 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 9793 } 9794 }, null, 0, null, null); 9795 9796 /* 9797 * We don't want the copy to proceed until verification 9798 * succeeds, so null out this field. 9799 */ 9800 mArgs = null; 9801 } 9802 } else { 9803 /* 9804 * No package verification is enabled, so immediately start 9805 * the remote call to initiate copy using temporary file. 9806 */ 9807 ret = args.copyApk(mContainerService, true); 9808 } 9809 } 9810 9811 mRet = ret; 9812 } 9813 9814 @Override 9815 void handleReturnCode() { 9816 // If mArgs is null, then MCS couldn't be reached. When it 9817 // reconnects, it will try again to install. At that point, this 9818 // will succeed. 9819 if (mArgs != null) { 9820 processPendingInstall(mArgs, mRet); 9821 } 9822 } 9823 9824 @Override 9825 void handleServiceError() { 9826 mArgs = createInstallArgs(this); 9827 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 9828 } 9829 9830 public boolean isForwardLocked() { 9831 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 9832 } 9833 } 9834 9835 /** 9836 * Used during creation of InstallArgs 9837 * 9838 * @param installFlags package installation flags 9839 * @return true if should be installed on external storage 9840 */ 9841 private static boolean installOnExternalAsec(int installFlags) { 9842 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 9843 return false; 9844 } 9845 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 9846 return true; 9847 } 9848 return false; 9849 } 9850 9851 /** 9852 * Used during creation of InstallArgs 9853 * 9854 * @param installFlags package installation flags 9855 * @return true if should be installed as forward locked 9856 */ 9857 private static boolean installForwardLocked(int installFlags) { 9858 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 9859 } 9860 9861 private InstallArgs createInstallArgs(InstallParams params) { 9862 if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 9863 return new AsecInstallArgs(params); 9864 } else { 9865 return new FileInstallArgs(params); 9866 } 9867 } 9868 9869 /** 9870 * Create args that describe an existing installed package. Typically used 9871 * when cleaning up old installs, or used as a move source. 9872 */ 9873 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 9874 String resourcePath, String nativeLibraryRoot, String[] instructionSets) { 9875 final boolean isInAsec; 9876 if (installOnExternalAsec(installFlags)) { 9877 /* Apps on SD card are always in ASEC containers. */ 9878 isInAsec = true; 9879 } else if (installForwardLocked(installFlags) 9880 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 9881 /* 9882 * Forward-locked apps are only in ASEC containers if they're the 9883 * new style 9884 */ 9885 isInAsec = true; 9886 } else { 9887 isInAsec = false; 9888 } 9889 9890 if (isInAsec) { 9891 return new AsecInstallArgs(codePath, instructionSets, 9892 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 9893 } else { 9894 return new FileInstallArgs(codePath, resourcePath, nativeLibraryRoot, 9895 instructionSets); 9896 } 9897 } 9898 9899 static abstract class InstallArgs { 9900 /** @see InstallParams#origin */ 9901 final OriginInfo origin; 9902 9903 final IPackageInstallObserver2 observer; 9904 // Always refers to PackageManager flags only 9905 final int installFlags; 9906 final String installerPackageName; 9907 final String volumeUuid; 9908 final ManifestDigest manifestDigest; 9909 final UserHandle user; 9910 final String abiOverride; 9911 9912 // The list of instruction sets supported by this app. This is currently 9913 // only used during the rmdex() phase to clean up resources. We can get rid of this 9914 // if we move dex files under the common app path. 9915 /* nullable */ String[] instructionSets; 9916 9917 InstallArgs(OriginInfo origin, IPackageInstallObserver2 observer, int installFlags, 9918 String installerPackageName, String volumeUuid, ManifestDigest manifestDigest, 9919 UserHandle user, String[] instructionSets, String abiOverride) { 9920 this.origin = origin; 9921 this.installFlags = installFlags; 9922 this.observer = observer; 9923 this.installerPackageName = installerPackageName; 9924 this.volumeUuid = volumeUuid; 9925 this.manifestDigest = manifestDigest; 9926 this.user = user; 9927 this.instructionSets = instructionSets; 9928 this.abiOverride = abiOverride; 9929 } 9930 9931 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 9932 abstract int doPreInstall(int status); 9933 9934 /** 9935 * Rename package into final resting place. All paths on the given 9936 * scanned package should be updated to reflect the rename. 9937 */ 9938 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 9939 abstract int doPostInstall(int status, int uid); 9940 9941 /** @see PackageSettingBase#codePathString */ 9942 abstract String getCodePath(); 9943 /** @see PackageSettingBase#resourcePathString */ 9944 abstract String getResourcePath(); 9945 abstract String getLegacyNativeLibraryPath(); 9946 9947 // Need installer lock especially for dex file removal. 9948 abstract void cleanUpResourcesLI(); 9949 abstract boolean doPostDeleteLI(boolean delete); 9950 abstract boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException; 9951 9952 /** 9953 * Called before the source arguments are copied. This is used mostly 9954 * for MoveParams when it needs to read the source file to put it in the 9955 * destination. 9956 */ 9957 int doPreCopy() { 9958 return PackageManager.INSTALL_SUCCEEDED; 9959 } 9960 9961 /** 9962 * Called after the source arguments are copied. This is used mostly for 9963 * MoveParams when it needs to read the source file to put it in the 9964 * destination. 9965 * 9966 * @return 9967 */ 9968 int doPostCopy(int uid) { 9969 return PackageManager.INSTALL_SUCCEEDED; 9970 } 9971 9972 protected boolean isFwdLocked() { 9973 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 9974 } 9975 9976 protected boolean isExternalAsec() { 9977 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 9978 } 9979 9980 UserHandle getUser() { 9981 return user; 9982 } 9983 } 9984 9985 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 9986 if (!allCodePaths.isEmpty()) { 9987 if (instructionSets == null) { 9988 throw new IllegalStateException("instructionSet == null"); 9989 } 9990 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 9991 for (String codePath : allCodePaths) { 9992 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 9993 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 9994 if (retCode < 0) { 9995 Slog.w(TAG, "Couldn't remove dex file for package: " 9996 + " at location " + codePath + ", retcode=" + retCode); 9997 // we don't consider this to be a failure of the core package deletion 9998 } 9999 } 10000 } 10001 } 10002 } 10003 10004 /** 10005 * Logic to handle installation of non-ASEC applications, including copying 10006 * and renaming logic. 10007 */ 10008 class FileInstallArgs extends InstallArgs { 10009 private File codeFile; 10010 private File resourceFile; 10011 private File legacyNativeLibraryPath; 10012 10013 // Example topology: 10014 // /data/app/com.example/base.apk 10015 // /data/app/com.example/split_foo.apk 10016 // /data/app/com.example/lib/arm/libfoo.so 10017 // /data/app/com.example/lib/arm64/libfoo.so 10018 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 10019 10020 /** New install */ 10021 FileInstallArgs(InstallParams params) { 10022 super(params.origin, params.observer, params.installFlags, 10023 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10024 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10025 if (isFwdLocked()) { 10026 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 10027 } 10028 } 10029 10030 /** Existing install */ 10031 FileInstallArgs(String codePath, String resourcePath, String legacyNativeLibraryPath, 10032 String[] instructionSets) { 10033 super(OriginInfo.fromNothing(), null, 0, null, null, null, null, instructionSets, null); 10034 this.codeFile = (codePath != null) ? new File(codePath) : null; 10035 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 10036 this.legacyNativeLibraryPath = (legacyNativeLibraryPath != null) ? 10037 new File(legacyNativeLibraryPath) : null; 10038 } 10039 10040 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 10041 final long sizeBytes = imcs.calculateInstalledSize(origin.file.getAbsolutePath(), 10042 isFwdLocked(), abiOverride); 10043 10044 final StorageManager storage = StorageManager.from(mContext); 10045 return (sizeBytes <= storage.getStorageBytesUntilLow(Environment.getDataDirectory())); 10046 } 10047 10048 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10049 if (origin.staged) { 10050 Slog.d(TAG, origin.file + " already staged; skipping copy"); 10051 codeFile = origin.file; 10052 resourceFile = origin.file; 10053 return PackageManager.INSTALL_SUCCEEDED; 10054 } 10055 10056 try { 10057 final File tempDir = mInstallerService.allocateStageDirLegacy(volumeUuid); 10058 codeFile = tempDir; 10059 resourceFile = tempDir; 10060 } catch (IOException e) { 10061 Slog.w(TAG, "Failed to create copy file: " + e); 10062 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10063 } 10064 10065 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 10066 @Override 10067 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 10068 if (!FileUtils.isValidExtFilename(name)) { 10069 throw new IllegalArgumentException("Invalid filename: " + name); 10070 } 10071 try { 10072 final File file = new File(codeFile, name); 10073 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 10074 O_RDWR | O_CREAT, 0644); 10075 Os.chmod(file.getAbsolutePath(), 0644); 10076 return new ParcelFileDescriptor(fd); 10077 } catch (ErrnoException e) { 10078 throw new RemoteException("Failed to open: " + e.getMessage()); 10079 } 10080 } 10081 }; 10082 10083 int ret = PackageManager.INSTALL_SUCCEEDED; 10084 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 10085 if (ret != PackageManager.INSTALL_SUCCEEDED) { 10086 Slog.e(TAG, "Failed to copy package"); 10087 return ret; 10088 } 10089 10090 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 10091 NativeLibraryHelper.Handle handle = null; 10092 try { 10093 handle = NativeLibraryHelper.Handle.create(codeFile); 10094 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 10095 abiOverride); 10096 } catch (IOException e) { 10097 Slog.e(TAG, "Copying native libraries failed", e); 10098 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10099 } finally { 10100 IoUtils.closeQuietly(handle); 10101 } 10102 10103 return ret; 10104 } 10105 10106 int doPreInstall(int status) { 10107 if (status != PackageManager.INSTALL_SUCCEEDED) { 10108 cleanUp(); 10109 } 10110 return status; 10111 } 10112 10113 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10114 if (status != PackageManager.INSTALL_SUCCEEDED) { 10115 cleanUp(); 10116 return false; 10117 } else { 10118 final File targetDir = codeFile.getParentFile(); 10119 final File beforeCodeFile = codeFile; 10120 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 10121 10122 Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 10123 try { 10124 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 10125 } catch (ErrnoException e) { 10126 Slog.d(TAG, "Failed to rename", e); 10127 return false; 10128 } 10129 10130 if (!SELinux.restoreconRecursive(afterCodeFile)) { 10131 Slog.d(TAG, "Failed to restorecon"); 10132 return false; 10133 } 10134 10135 // Reflect the rename internally 10136 codeFile = afterCodeFile; 10137 resourceFile = afterCodeFile; 10138 10139 // Reflect the rename in scanned details 10140 pkg.codePath = afterCodeFile.getAbsolutePath(); 10141 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10142 pkg.baseCodePath); 10143 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10144 pkg.splitCodePaths); 10145 10146 // Reflect the rename in app info 10147 pkg.applicationInfo.setCodePath(pkg.codePath); 10148 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 10149 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 10150 pkg.applicationInfo.setResourcePath(pkg.codePath); 10151 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 10152 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 10153 10154 return true; 10155 } 10156 } 10157 10158 int doPostInstall(int status, int uid) { 10159 if (status != PackageManager.INSTALL_SUCCEEDED) { 10160 cleanUp(); 10161 } 10162 return status; 10163 } 10164 10165 @Override 10166 String getCodePath() { 10167 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 10168 } 10169 10170 @Override 10171 String getResourcePath() { 10172 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 10173 } 10174 10175 @Override 10176 String getLegacyNativeLibraryPath() { 10177 return (legacyNativeLibraryPath != null) ? legacyNativeLibraryPath.getAbsolutePath() : null; 10178 } 10179 10180 private boolean cleanUp() { 10181 if (codeFile == null || !codeFile.exists()) { 10182 return false; 10183 } 10184 10185 if (codeFile.isDirectory()) { 10186 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 10187 } else { 10188 codeFile.delete(); 10189 } 10190 10191 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 10192 resourceFile.delete(); 10193 } 10194 10195 if (legacyNativeLibraryPath != null && !FileUtils.contains(codeFile, legacyNativeLibraryPath)) { 10196 if (!FileUtils.deleteContents(legacyNativeLibraryPath)) { 10197 Slog.w(TAG, "Couldn't delete native library directory " + legacyNativeLibraryPath); 10198 } 10199 legacyNativeLibraryPath.delete(); 10200 } 10201 10202 return true; 10203 } 10204 10205 void cleanUpResourcesLI() { 10206 // Try enumerating all code paths before deleting 10207 List<String> allCodePaths = Collections.EMPTY_LIST; 10208 if (codeFile != null && codeFile.exists()) { 10209 try { 10210 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 10211 allCodePaths = pkg.getAllCodePaths(); 10212 } catch (PackageParserException e) { 10213 // Ignored; we tried our best 10214 } 10215 } 10216 10217 cleanUp(); 10218 removeDexFiles(allCodePaths, instructionSets); 10219 } 10220 10221 boolean doPostDeleteLI(boolean delete) { 10222 // XXX err, shouldn't we respect the delete flag? 10223 cleanUpResourcesLI(); 10224 return true; 10225 } 10226 } 10227 10228 private boolean isAsecExternal(String cid) { 10229 final String asecPath = PackageHelper.getSdFilesystem(cid); 10230 return !asecPath.startsWith(mAsecInternalPath); 10231 } 10232 10233 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 10234 PackageManagerException { 10235 if (copyRet < 0) { 10236 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 10237 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 10238 throw new PackageManagerException(copyRet, message); 10239 } 10240 } 10241 } 10242 10243 /** 10244 * Extract the MountService "container ID" from the full code path of an 10245 * .apk. 10246 */ 10247 static String cidFromCodePath(String fullCodePath) { 10248 int eidx = fullCodePath.lastIndexOf("/"); 10249 String subStr1 = fullCodePath.substring(0, eidx); 10250 int sidx = subStr1.lastIndexOf("/"); 10251 return subStr1.substring(sidx+1, eidx); 10252 } 10253 10254 /** 10255 * Logic to handle installation of ASEC applications, including copying and 10256 * renaming logic. 10257 */ 10258 class AsecInstallArgs extends InstallArgs { 10259 static final String RES_FILE_NAME = "pkg.apk"; 10260 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 10261 10262 String cid; 10263 String packagePath; 10264 String resourcePath; 10265 String legacyNativeLibraryDir; 10266 10267 /** New install */ 10268 AsecInstallArgs(InstallParams params) { 10269 super(params.origin, params.observer, params.installFlags, 10270 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10271 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10272 } 10273 10274 /** Existing install */ 10275 AsecInstallArgs(String fullCodePath, String[] instructionSets, 10276 boolean isExternal, boolean isForwardLocked) { 10277 super(OriginInfo.fromNothing(), null, (isExternal ? INSTALL_EXTERNAL : 0) 10278 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 10279 instructionSets, null); 10280 // Hackily pretend we're still looking at a full code path 10281 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 10282 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 10283 } 10284 10285 // Extract cid from fullCodePath 10286 int eidx = fullCodePath.lastIndexOf("/"); 10287 String subStr1 = fullCodePath.substring(0, eidx); 10288 int sidx = subStr1.lastIndexOf("/"); 10289 cid = subStr1.substring(sidx+1, eidx); 10290 setMountPath(subStr1); 10291 } 10292 10293 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 10294 super(OriginInfo.fromNothing(), null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 10295 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 10296 instructionSets, null); 10297 this.cid = cid; 10298 setMountPath(PackageHelper.getSdDir(cid)); 10299 } 10300 10301 void createCopyFile() { 10302 cid = mInstallerService.allocateExternalStageCidLegacy(); 10303 } 10304 10305 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 10306 final long sizeBytes = imcs.calculateInstalledSize(packagePath, isFwdLocked(), 10307 abiOverride); 10308 10309 final File target; 10310 if (isExternalAsec()) { 10311 target = new UserEnvironment(UserHandle.USER_OWNER).getExternalStorageDirectory(); 10312 } else { 10313 target = Environment.getDataDirectory(); 10314 } 10315 10316 final StorageManager storage = StorageManager.from(mContext); 10317 return (sizeBytes <= storage.getStorageBytesUntilLow(target)); 10318 } 10319 10320 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10321 if (origin.staged) { 10322 Slog.d(TAG, origin.cid + " already staged; skipping copy"); 10323 cid = origin.cid; 10324 setMountPath(PackageHelper.getSdDir(cid)); 10325 return PackageManager.INSTALL_SUCCEEDED; 10326 } 10327 10328 if (temp) { 10329 createCopyFile(); 10330 } else { 10331 /* 10332 * Pre-emptively destroy the container since it's destroyed if 10333 * copying fails due to it existing anyway. 10334 */ 10335 PackageHelper.destroySdDir(cid); 10336 } 10337 10338 final String newMountPath = imcs.copyPackageToContainer( 10339 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 10340 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 10341 10342 if (newMountPath != null) { 10343 setMountPath(newMountPath); 10344 return PackageManager.INSTALL_SUCCEEDED; 10345 } else { 10346 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10347 } 10348 } 10349 10350 @Override 10351 String getCodePath() { 10352 return packagePath; 10353 } 10354 10355 @Override 10356 String getResourcePath() { 10357 return resourcePath; 10358 } 10359 10360 @Override 10361 String getLegacyNativeLibraryPath() { 10362 return legacyNativeLibraryDir; 10363 } 10364 10365 int doPreInstall(int status) { 10366 if (status != PackageManager.INSTALL_SUCCEEDED) { 10367 // Destroy container 10368 PackageHelper.destroySdDir(cid); 10369 } else { 10370 boolean mounted = PackageHelper.isContainerMounted(cid); 10371 if (!mounted) { 10372 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 10373 Process.SYSTEM_UID); 10374 if (newMountPath != null) { 10375 setMountPath(newMountPath); 10376 } else { 10377 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10378 } 10379 } 10380 } 10381 return status; 10382 } 10383 10384 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10385 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 10386 String newMountPath = null; 10387 if (PackageHelper.isContainerMounted(cid)) { 10388 // Unmount the container 10389 if (!PackageHelper.unMountSdDir(cid)) { 10390 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 10391 return false; 10392 } 10393 } 10394 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 10395 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 10396 " which might be stale. Will try to clean up."); 10397 // Clean up the stale container and proceed to recreate. 10398 if (!PackageHelper.destroySdDir(newCacheId)) { 10399 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 10400 return false; 10401 } 10402 // Successfully cleaned up stale container. Try to rename again. 10403 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 10404 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 10405 + " inspite of cleaning it up."); 10406 return false; 10407 } 10408 } 10409 if (!PackageHelper.isContainerMounted(newCacheId)) { 10410 Slog.w(TAG, "Mounting container " + newCacheId); 10411 newMountPath = PackageHelper.mountSdDir(newCacheId, 10412 getEncryptKey(), Process.SYSTEM_UID); 10413 } else { 10414 newMountPath = PackageHelper.getSdDir(newCacheId); 10415 } 10416 if (newMountPath == null) { 10417 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 10418 return false; 10419 } 10420 Log.i(TAG, "Succesfully renamed " + cid + 10421 " to " + newCacheId + 10422 " at new path: " + newMountPath); 10423 cid = newCacheId; 10424 10425 final File beforeCodeFile = new File(packagePath); 10426 setMountPath(newMountPath); 10427 final File afterCodeFile = new File(packagePath); 10428 10429 // Reflect the rename in scanned details 10430 pkg.codePath = afterCodeFile.getAbsolutePath(); 10431 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10432 pkg.baseCodePath); 10433 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10434 pkg.splitCodePaths); 10435 10436 // Reflect the rename in app info 10437 pkg.applicationInfo.setCodePath(pkg.codePath); 10438 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 10439 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 10440 pkg.applicationInfo.setResourcePath(pkg.codePath); 10441 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 10442 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 10443 10444 return true; 10445 } 10446 10447 private void setMountPath(String mountPath) { 10448 final File mountFile = new File(mountPath); 10449 10450 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 10451 if (monolithicFile.exists()) { 10452 packagePath = monolithicFile.getAbsolutePath(); 10453 if (isFwdLocked()) { 10454 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 10455 } else { 10456 resourcePath = packagePath; 10457 } 10458 } else { 10459 packagePath = mountFile.getAbsolutePath(); 10460 resourcePath = packagePath; 10461 } 10462 10463 legacyNativeLibraryDir = new File(mountFile, LIB_DIR_NAME).getAbsolutePath(); 10464 } 10465 10466 int doPostInstall(int status, int uid) { 10467 if (status != PackageManager.INSTALL_SUCCEEDED) { 10468 cleanUp(); 10469 } else { 10470 final int groupOwner; 10471 final String protectedFile; 10472 if (isFwdLocked()) { 10473 groupOwner = UserHandle.getSharedAppGid(uid); 10474 protectedFile = RES_FILE_NAME; 10475 } else { 10476 groupOwner = -1; 10477 protectedFile = null; 10478 } 10479 10480 if (uid < Process.FIRST_APPLICATION_UID 10481 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 10482 Slog.e(TAG, "Failed to finalize " + cid); 10483 PackageHelper.destroySdDir(cid); 10484 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10485 } 10486 10487 boolean mounted = PackageHelper.isContainerMounted(cid); 10488 if (!mounted) { 10489 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 10490 } 10491 } 10492 return status; 10493 } 10494 10495 private void cleanUp() { 10496 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 10497 10498 // Destroy secure container 10499 PackageHelper.destroySdDir(cid); 10500 } 10501 10502 private List<String> getAllCodePaths() { 10503 final File codeFile = new File(getCodePath()); 10504 if (codeFile != null && codeFile.exists()) { 10505 try { 10506 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 10507 return pkg.getAllCodePaths(); 10508 } catch (PackageParserException e) { 10509 // Ignored; we tried our best 10510 } 10511 } 10512 return Collections.EMPTY_LIST; 10513 } 10514 10515 void cleanUpResourcesLI() { 10516 // Enumerate all code paths before deleting 10517 cleanUpResourcesLI(getAllCodePaths()); 10518 } 10519 10520 private void cleanUpResourcesLI(List<String> allCodePaths) { 10521 cleanUp(); 10522 removeDexFiles(allCodePaths, instructionSets); 10523 } 10524 10525 10526 10527 String getPackageName() { 10528 return getAsecPackageName(cid); 10529 } 10530 10531 boolean doPostDeleteLI(boolean delete) { 10532 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 10533 final List<String> allCodePaths = getAllCodePaths(); 10534 boolean mounted = PackageHelper.isContainerMounted(cid); 10535 if (mounted) { 10536 // Unmount first 10537 if (PackageHelper.unMountSdDir(cid)) { 10538 mounted = false; 10539 } 10540 } 10541 if (!mounted && delete) { 10542 cleanUpResourcesLI(allCodePaths); 10543 } 10544 return !mounted; 10545 } 10546 10547 @Override 10548 int doPreCopy() { 10549 if (isFwdLocked()) { 10550 if (!PackageHelper.fixSdPermissions(cid, 10551 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 10552 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10553 } 10554 } 10555 10556 return PackageManager.INSTALL_SUCCEEDED; 10557 } 10558 10559 @Override 10560 int doPostCopy(int uid) { 10561 if (isFwdLocked()) { 10562 if (uid < Process.FIRST_APPLICATION_UID 10563 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 10564 RES_FILE_NAME)) { 10565 Slog.e(TAG, "Failed to finalize " + cid); 10566 PackageHelper.destroySdDir(cid); 10567 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10568 } 10569 } 10570 10571 return PackageManager.INSTALL_SUCCEEDED; 10572 } 10573 } 10574 10575 static String getAsecPackageName(String packageCid) { 10576 int idx = packageCid.lastIndexOf("-"); 10577 if (idx == -1) { 10578 return packageCid; 10579 } 10580 return packageCid.substring(0, idx); 10581 } 10582 10583 // Utility method used to create code paths based on package name and available index. 10584 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 10585 String idxStr = ""; 10586 int idx = 1; 10587 // Fall back to default value of idx=1 if prefix is not 10588 // part of oldCodePath 10589 if (oldCodePath != null) { 10590 String subStr = oldCodePath; 10591 // Drop the suffix right away 10592 if (suffix != null && subStr.endsWith(suffix)) { 10593 subStr = subStr.substring(0, subStr.length() - suffix.length()); 10594 } 10595 // If oldCodePath already contains prefix find out the 10596 // ending index to either increment or decrement. 10597 int sidx = subStr.lastIndexOf(prefix); 10598 if (sidx != -1) { 10599 subStr = subStr.substring(sidx + prefix.length()); 10600 if (subStr != null) { 10601 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 10602 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 10603 } 10604 try { 10605 idx = Integer.parseInt(subStr); 10606 if (idx <= 1) { 10607 idx++; 10608 } else { 10609 idx--; 10610 } 10611 } catch(NumberFormatException e) { 10612 } 10613 } 10614 } 10615 } 10616 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 10617 return prefix + idxStr; 10618 } 10619 10620 private File getNextCodePath(File targetDir, String packageName) { 10621 int suffix = 1; 10622 File result; 10623 do { 10624 result = new File(targetDir, packageName + "-" + suffix); 10625 suffix++; 10626 } while (result.exists()); 10627 return result; 10628 } 10629 10630 // Utility method that returns the relative package path with respect 10631 // to the installation directory. Like say for /data/data/com.test-1.apk 10632 // string com.test-1 is returned. 10633 static String deriveCodePathName(String codePath) { 10634 if (codePath == null) { 10635 return null; 10636 } 10637 final File codeFile = new File(codePath); 10638 final String name = codeFile.getName(); 10639 if (codeFile.isDirectory()) { 10640 return name; 10641 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 10642 final int lastDot = name.lastIndexOf('.'); 10643 return name.substring(0, lastDot); 10644 } else { 10645 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 10646 return null; 10647 } 10648 } 10649 10650 class PackageInstalledInfo { 10651 String name; 10652 int uid; 10653 // The set of users that originally had this package installed. 10654 int[] origUsers; 10655 // The set of users that now have this package installed. 10656 int[] newUsers; 10657 PackageParser.Package pkg; 10658 int returnCode; 10659 String returnMsg; 10660 PackageRemovedInfo removedInfo; 10661 10662 public void setError(int code, String msg) { 10663 returnCode = code; 10664 returnMsg = msg; 10665 Slog.w(TAG, msg); 10666 } 10667 10668 public void setError(String msg, PackageParserException e) { 10669 returnCode = e.error; 10670 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 10671 Slog.w(TAG, msg, e); 10672 } 10673 10674 public void setError(String msg, PackageManagerException e) { 10675 returnCode = e.error; 10676 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 10677 Slog.w(TAG, msg, e); 10678 } 10679 10680 // In some error cases we want to convey more info back to the observer 10681 String origPackage; 10682 String origPermission; 10683 } 10684 10685 /* 10686 * Install a non-existing package. 10687 */ 10688 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 10689 UserHandle user, String installerPackageName, String volumeUuid, 10690 PackageInstalledInfo res) { 10691 // Remember this for later, in case we need to rollback this install 10692 String pkgName = pkg.packageName; 10693 10694 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 10695 boolean dataDirExists = getDataPathForPackage(pkg.packageName, 0).exists(); 10696 synchronized(mPackages) { 10697 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 10698 // A package with the same name is already installed, though 10699 // it has been renamed to an older name. The package we 10700 // are trying to install should be installed as an update to 10701 // the existing one, but that has not been requested, so bail. 10702 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 10703 + " without first uninstalling package running as " 10704 + mSettings.mRenamedPackages.get(pkgName)); 10705 return; 10706 } 10707 if (mPackages.containsKey(pkgName)) { 10708 // Don't allow installation over an existing package with the same name. 10709 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 10710 + " without first uninstalling."); 10711 return; 10712 } 10713 } 10714 10715 try { 10716 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 10717 System.currentTimeMillis(), user); 10718 10719 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 10720 // delete the partially installed application. the data directory will have to be 10721 // restored if it was already existing 10722 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 10723 // remove package from internal structures. Note that we want deletePackageX to 10724 // delete the package data and cache directories that it created in 10725 // scanPackageLocked, unless those directories existed before we even tried to 10726 // install. 10727 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 10728 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 10729 res.removedInfo, true); 10730 } 10731 10732 } catch (PackageManagerException e) { 10733 res.setError("Package couldn't be installed in " + pkg.codePath, e); 10734 } 10735 } 10736 10737 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 10738 // Upgrade keysets are being used. Determine if new package has a superset of the 10739 // required keys. 10740 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 10741 KeySetManagerService ksms = mSettings.mKeySetManagerService; 10742 for (int i = 0; i < upgradeKeySets.length; i++) { 10743 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 10744 if (newPkg.mSigningKeys.containsAll(upgradeSet)) { 10745 return true; 10746 } 10747 } 10748 return false; 10749 } 10750 10751 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 10752 UserHandle user, String installerPackageName, String volumeUuid, 10753 PackageInstalledInfo res) { 10754 PackageParser.Package oldPackage; 10755 String pkgName = pkg.packageName; 10756 int[] allUsers; 10757 boolean[] perUserInstalled; 10758 10759 // First find the old package info and check signatures 10760 synchronized(mPackages) { 10761 oldPackage = mPackages.get(pkgName); 10762 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 10763 PackageSetting ps = mSettings.mPackages.get(pkgName); 10764 if (ps == null || !ps.keySetData.isUsingUpgradeKeySets() || ps.sharedUser != null) { 10765 // default to original signature matching 10766 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 10767 != PackageManager.SIGNATURE_MATCH) { 10768 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 10769 "New package has a different signature: " + pkgName); 10770 return; 10771 } 10772 } else { 10773 if(!checkUpgradeKeySetLP(ps, pkg)) { 10774 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 10775 "New package not signed by keys specified by upgrade-keysets: " 10776 + pkgName); 10777 return; 10778 } 10779 } 10780 10781 // In case of rollback, remember per-user/profile install state 10782 allUsers = sUserManager.getUserIds(); 10783 perUserInstalled = new boolean[allUsers.length]; 10784 for (int i = 0; i < allUsers.length; i++) { 10785 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 10786 } 10787 } 10788 10789 boolean sysPkg = (isSystemApp(oldPackage)); 10790 if (sysPkg) { 10791 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 10792 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 10793 } else { 10794 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 10795 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 10796 } 10797 } 10798 10799 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 10800 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 10801 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 10802 String volumeUuid, PackageInstalledInfo res) { 10803 String pkgName = deletedPackage.packageName; 10804 boolean deletedPkg = true; 10805 boolean updatedSettings = false; 10806 10807 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 10808 + deletedPackage); 10809 long origUpdateTime; 10810 if (pkg.mExtras != null) { 10811 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 10812 } else { 10813 origUpdateTime = 0; 10814 } 10815 10816 // First delete the existing package while retaining the data directory 10817 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 10818 res.removedInfo, true)) { 10819 // If the existing package wasn't successfully deleted 10820 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 10821 deletedPkg = false; 10822 } else { 10823 // Successfully deleted the old package; proceed with replace. 10824 10825 // If deleted package lived in a container, give users a chance to 10826 // relinquish resources before killing. 10827 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 10828 if (DEBUG_INSTALL) { 10829 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 10830 } 10831 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 10832 final ArrayList<String> pkgList = new ArrayList<String>(1); 10833 pkgList.add(deletedPackage.applicationInfo.packageName); 10834 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 10835 } 10836 10837 deleteCodeCacheDirsLI(pkgName); 10838 try { 10839 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 10840 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 10841 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 10842 perUserInstalled, res, user); 10843 updatedSettings = true; 10844 } catch (PackageManagerException e) { 10845 res.setError("Package couldn't be installed in " + pkg.codePath, e); 10846 } 10847 } 10848 10849 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 10850 // remove package from internal structures. Note that we want deletePackageX to 10851 // delete the package data and cache directories that it created in 10852 // scanPackageLocked, unless those directories existed before we even tried to 10853 // install. 10854 if(updatedSettings) { 10855 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 10856 deletePackageLI( 10857 pkgName, null, true, allUsers, perUserInstalled, 10858 PackageManager.DELETE_KEEP_DATA, 10859 res.removedInfo, true); 10860 } 10861 // Since we failed to install the new package we need to restore the old 10862 // package that we deleted. 10863 if (deletedPkg) { 10864 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 10865 File restoreFile = new File(deletedPackage.codePath); 10866 // Parse old package 10867 boolean oldExternal = isExternal(deletedPackage); 10868 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 10869 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 10870 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 10871 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 10872 try { 10873 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 10874 } catch (PackageManagerException e) { 10875 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 10876 + e.getMessage()); 10877 return; 10878 } 10879 // Restore of old package succeeded. Update permissions. 10880 // writer 10881 synchronized (mPackages) { 10882 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 10883 UPDATE_PERMISSIONS_ALL); 10884 // can downgrade to reader 10885 mSettings.writeLPr(); 10886 } 10887 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 10888 } 10889 } 10890 } 10891 10892 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 10893 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 10894 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 10895 String volumeUuid, PackageInstalledInfo res) { 10896 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 10897 + ", old=" + deletedPackage); 10898 boolean disabledSystem = false; 10899 boolean updatedSettings = false; 10900 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 10901 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 10902 != 0) { 10903 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 10904 } 10905 String packageName = deletedPackage.packageName; 10906 if (packageName == null) { 10907 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 10908 "Attempt to delete null packageName."); 10909 return; 10910 } 10911 PackageParser.Package oldPkg; 10912 PackageSetting oldPkgSetting; 10913 // reader 10914 synchronized (mPackages) { 10915 oldPkg = mPackages.get(packageName); 10916 oldPkgSetting = mSettings.mPackages.get(packageName); 10917 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 10918 (oldPkgSetting == null)) { 10919 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 10920 "Couldn't find package:" + packageName + " information"); 10921 return; 10922 } 10923 } 10924 10925 killApplication(packageName, oldPkg.applicationInfo.uid, "replace sys pkg"); 10926 10927 res.removedInfo.uid = oldPkg.applicationInfo.uid; 10928 res.removedInfo.removedPackage = packageName; 10929 // Remove existing system package 10930 removePackageLI(oldPkgSetting, true); 10931 // writer 10932 synchronized (mPackages) { 10933 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 10934 if (!disabledSystem && deletedPackage != null) { 10935 // We didn't need to disable the .apk as a current system package, 10936 // which means we are replacing another update that is already 10937 // installed. We need to make sure to delete the older one's .apk. 10938 res.removedInfo.args = createInstallArgsForExisting(0, 10939 deletedPackage.applicationInfo.getCodePath(), 10940 deletedPackage.applicationInfo.getResourcePath(), 10941 deletedPackage.applicationInfo.nativeLibraryRootDir, 10942 getAppDexInstructionSets(deletedPackage.applicationInfo)); 10943 } else { 10944 res.removedInfo.args = null; 10945 } 10946 } 10947 10948 // Successfully disabled the old package. Now proceed with re-installation 10949 deleteCodeCacheDirsLI(packageName); 10950 10951 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 10952 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 10953 10954 PackageParser.Package newPackage = null; 10955 try { 10956 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 10957 if (newPackage.mExtras != null) { 10958 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 10959 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 10960 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 10961 10962 // is the update attempting to change shared user? that isn't going to work... 10963 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 10964 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 10965 "Forbidding shared user change from " + oldPkgSetting.sharedUser 10966 + " to " + newPkgSetting.sharedUser); 10967 updatedSettings = true; 10968 } 10969 } 10970 10971 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10972 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 10973 perUserInstalled, res, user); 10974 updatedSettings = true; 10975 } 10976 10977 } catch (PackageManagerException e) { 10978 res.setError("Package couldn't be installed in " + pkg.codePath, e); 10979 } 10980 10981 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 10982 // Re installation failed. Restore old information 10983 // Remove new pkg information 10984 if (newPackage != null) { 10985 removeInstalledPackageLI(newPackage, true); 10986 } 10987 // Add back the old system package 10988 try { 10989 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 10990 } catch (PackageManagerException e) { 10991 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 10992 } 10993 // Restore the old system information in Settings 10994 synchronized (mPackages) { 10995 if (disabledSystem) { 10996 mSettings.enableSystemPackageLPw(packageName); 10997 } 10998 if (updatedSettings) { 10999 mSettings.setInstallerPackageName(packageName, 11000 oldPkgSetting.installerPackageName); 11001 } 11002 mSettings.writeLPr(); 11003 } 11004 } 11005 } 11006 11007 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 11008 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 11009 UserHandle user) { 11010 String pkgName = newPackage.packageName; 11011 synchronized (mPackages) { 11012 //write settings. the installStatus will be incomplete at this stage. 11013 //note that the new package setting would have already been 11014 //added to mPackages. It hasn't been persisted yet. 11015 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 11016 mSettings.writeLPr(); 11017 } 11018 11019 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 11020 11021 synchronized (mPackages) { 11022 updatePermissionsLPw(newPackage.packageName, newPackage, 11023 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 11024 ? UPDATE_PERMISSIONS_ALL : 0)); 11025 // For system-bundled packages, we assume that installing an upgraded version 11026 // of the package implies that the user actually wants to run that new code, 11027 // so we enable the package. 11028 PackageSetting ps = mSettings.mPackages.get(pkgName); 11029 if (ps != null) { 11030 if (isSystemApp(newPackage)) { 11031 // NB: implicit assumption that system package upgrades apply to all users 11032 if (DEBUG_INSTALL) { 11033 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 11034 } 11035 if (res.origUsers != null) { 11036 for (int userHandle : res.origUsers) { 11037 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 11038 userHandle, installerPackageName); 11039 } 11040 } 11041 // Also convey the prior install/uninstall state 11042 if (allUsers != null && perUserInstalled != null) { 11043 for (int i = 0; i < allUsers.length; i++) { 11044 if (DEBUG_INSTALL) { 11045 Slog.d(TAG, " user " + allUsers[i] 11046 + " => " + perUserInstalled[i]); 11047 } 11048 ps.setInstalled(perUserInstalled[i], allUsers[i]); 11049 } 11050 // these install state changes will be persisted in the 11051 // upcoming call to mSettings.writeLPr(). 11052 } 11053 } 11054 // It's implied that when a user requests installation, they want the app to be 11055 // installed and enabled. 11056 int userId = user.getIdentifier(); 11057 if (userId != UserHandle.USER_ALL) { 11058 ps.setInstalled(true, userId); 11059 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 11060 } 11061 } 11062 res.name = pkgName; 11063 res.uid = newPackage.applicationInfo.uid; 11064 res.pkg = newPackage; 11065 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 11066 mSettings.setInstallerPackageName(pkgName, installerPackageName); 11067 mSettings.setVolumeUuid(pkgName, volumeUuid); 11068 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11069 //to update install status 11070 mSettings.writeLPr(); 11071 } 11072 } 11073 11074 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 11075 final int installFlags = args.installFlags; 11076 final String installerPackageName = args.installerPackageName; 11077 final String volumeUuid = args.volumeUuid; 11078 final File tmpPackageFile = new File(args.getCodePath()); 11079 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 11080 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 11081 || (args.volumeUuid != null)); 11082 boolean replace = false; 11083 final int scanFlags = SCAN_NEW_INSTALL | SCAN_FORCE_DEX | SCAN_UPDATE_SIGNATURE; 11084 // Result object to be returned 11085 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11086 11087 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 11088 // Retrieve PackageSettings and parse package 11089 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 11090 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 11091 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11092 PackageParser pp = new PackageParser(); 11093 pp.setSeparateProcesses(mSeparateProcesses); 11094 pp.setDisplayMetrics(mMetrics); 11095 11096 final PackageParser.Package pkg; 11097 try { 11098 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 11099 } catch (PackageParserException e) { 11100 res.setError("Failed parse during installPackageLI", e); 11101 return; 11102 } 11103 11104 // Mark that we have an install time CPU ABI override. 11105 pkg.cpuAbiOverride = args.abiOverride; 11106 11107 String pkgName = res.name = pkg.packageName; 11108 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 11109 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 11110 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 11111 return; 11112 } 11113 } 11114 11115 try { 11116 pp.collectCertificates(pkg, parseFlags); 11117 pp.collectManifestDigest(pkg); 11118 } catch (PackageParserException e) { 11119 res.setError("Failed collect during installPackageLI", e); 11120 return; 11121 } 11122 11123 /* If the installer passed in a manifest digest, compare it now. */ 11124 if (args.manifestDigest != null) { 11125 if (DEBUG_INSTALL) { 11126 final String parsedManifest = pkg.manifestDigest == null ? "null" 11127 : pkg.manifestDigest.toString(); 11128 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 11129 + parsedManifest); 11130 } 11131 11132 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 11133 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 11134 return; 11135 } 11136 } else if (DEBUG_INSTALL) { 11137 final String parsedManifest = pkg.manifestDigest == null 11138 ? "null" : pkg.manifestDigest.toString(); 11139 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 11140 } 11141 11142 // Get rid of all references to package scan path via parser. 11143 pp = null; 11144 String oldCodePath = null; 11145 boolean systemApp = false; 11146 synchronized (mPackages) { 11147 // Check if installing already existing package 11148 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 11149 String oldName = mSettings.mRenamedPackages.get(pkgName); 11150 if (pkg.mOriginalPackages != null 11151 && pkg.mOriginalPackages.contains(oldName) 11152 && mPackages.containsKey(oldName)) { 11153 // This package is derived from an original package, 11154 // and this device has been updating from that original 11155 // name. We must continue using the original name, so 11156 // rename the new package here. 11157 pkg.setPackageName(oldName); 11158 pkgName = pkg.packageName; 11159 replace = true; 11160 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 11161 + oldName + " pkgName=" + pkgName); 11162 } else if (mPackages.containsKey(pkgName)) { 11163 // This package, under its official name, already exists 11164 // on the device; we should replace it. 11165 replace = true; 11166 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 11167 } 11168 } 11169 11170 PackageSetting ps = mSettings.mPackages.get(pkgName); 11171 if (ps != null) { 11172 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 11173 11174 // Quick sanity check that we're signed correctly if updating; 11175 // we'll check this again later when scanning, but we want to 11176 // bail early here before tripping over redefined permissions. 11177 if (!ps.keySetData.isUsingUpgradeKeySets() || ps.sharedUser != null) { 11178 try { 11179 verifySignaturesLP(ps, pkg); 11180 } catch (PackageManagerException e) { 11181 res.setError(e.error, e.getMessage()); 11182 return; 11183 } 11184 } else { 11185 if (!checkUpgradeKeySetLP(ps, pkg)) { 11186 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 11187 + pkg.packageName + " upgrade keys do not match the " 11188 + "previously installed version"); 11189 return; 11190 } 11191 } 11192 11193 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 11194 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 11195 systemApp = (ps.pkg.applicationInfo.flags & 11196 ApplicationInfo.FLAG_SYSTEM) != 0; 11197 } 11198 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 11199 } 11200 11201 // Check whether the newly-scanned package wants to define an already-defined perm 11202 int N = pkg.permissions.size(); 11203 for (int i = N-1; i >= 0; i--) { 11204 PackageParser.Permission perm = pkg.permissions.get(i); 11205 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 11206 if (bp != null) { 11207 // If the defining package is signed with our cert, it's okay. This 11208 // also includes the "updating the same package" case, of course. 11209 // "updating same package" could also involve key-rotation. 11210 final boolean sigsOk; 11211 if (!bp.sourcePackage.equals(pkg.packageName) 11212 || !(bp.packageSetting instanceof PackageSetting) 11213 || !bp.packageSetting.keySetData.isUsingUpgradeKeySets() 11214 || ((PackageSetting) bp.packageSetting).sharedUser != null) { 11215 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 11216 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 11217 } else { 11218 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 11219 } 11220 if (!sigsOk) { 11221 // If the owning package is the system itself, we log but allow 11222 // install to proceed; we fail the install on all other permission 11223 // redefinitions. 11224 if (!bp.sourcePackage.equals("android")) { 11225 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 11226 + pkg.packageName + " attempting to redeclare permission " 11227 + perm.info.name + " already owned by " + bp.sourcePackage); 11228 res.origPermission = perm.info.name; 11229 res.origPackage = bp.sourcePackage; 11230 return; 11231 } else { 11232 Slog.w(TAG, "Package " + pkg.packageName 11233 + " attempting to redeclare system permission " 11234 + perm.info.name + "; ignoring new declaration"); 11235 pkg.permissions.remove(i); 11236 } 11237 } 11238 } 11239 } 11240 11241 } 11242 11243 if (systemApp && onExternal) { 11244 // Disable updates to system apps on sdcard 11245 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 11246 "Cannot install updates to system apps on sdcard"); 11247 return; 11248 } 11249 11250 // Run dexopt before old package gets removed, to minimize time when app is not available 11251 int result = mPackageDexOptimizer 11252 .performDexOpt(pkg, null /* instruction sets */, true /* forceDex */, 11253 false /* defer */, false /* inclDependencies */); 11254 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 11255 res.setError(INSTALL_FAILED_DEXOPT, "Dexopt failed for " + pkg.codePath); 11256 return; 11257 } 11258 11259 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 11260 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 11261 return; 11262 } 11263 11264 startIntentFilterVerifications(args.user.getIdentifier(), pkg); 11265 11266 // Call with SCAN_NO_DEX, since dexopt has already been made 11267 if (replace) { 11268 replacePackageLI(pkg, parseFlags, scanFlags | SCAN_REPLACING | SCAN_NO_DEX, args.user, 11269 installerPackageName, volumeUuid, res); 11270 } else { 11271 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES 11272 | SCAN_NO_DEX, args.user, installerPackageName, volumeUuid, res); 11273 } 11274 synchronized (mPackages) { 11275 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11276 if (ps != null) { 11277 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 11278 } 11279 } 11280 } 11281 11282 private void startIntentFilterVerifications(int userId, PackageParser.Package pkg) { 11283 if (mIntentFilterVerifierComponent == null) { 11284 Slog.d(TAG, "No IntentFilter verification will not be done as " 11285 + "there is no IntentFilterVerifier available!"); 11286 return; 11287 } 11288 11289 final int verifierUid = getPackageUid( 11290 mIntentFilterVerifierComponent.getPackageName(), 11291 (userId == UserHandle.USER_ALL) ? UserHandle.USER_OWNER : userId); 11292 11293 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 11294 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 11295 msg.obj = pkg; 11296 msg.arg1 = userId; 11297 msg.arg2 = verifierUid; 11298 11299 mHandler.sendMessage(msg); 11300 } 11301 11302 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, 11303 PackageParser.Package pkg) { 11304 int size = pkg.activities.size(); 11305 if (size == 0) { 11306 Slog.d(TAG, "No activity, so no need to verify any IntentFilter!"); 11307 return; 11308 } 11309 11310 final boolean hasDomainURLs = hasDomainURLs(pkg); 11311 if (!hasDomainURLs) { 11312 Slog.d(TAG, "No domain URLs, so no need to verify any IntentFilter!"); 11313 return; 11314 } 11315 11316 Slog.d(TAG, "Checking for userId:" + userId + " if any IntentFilter from the " + size 11317 + " Activities needs verification ..."); 11318 11319 final int verificationId = mIntentFilterVerificationToken++; 11320 int count = 0; 11321 final String packageName = pkg.packageName; 11322 ArrayList<String> allHosts = new ArrayList<>(); 11323 11324 synchronized (mPackages) { 11325 for (PackageParser.Activity a : pkg.activities) { 11326 for (ActivityIntentInfo filter : a.intents) { 11327 boolean needsFilterVerification = filter.needsVerification(); 11328 if (needsFilterVerification && needsNetworkVerificationLPr(filter)) { 11329 Slog.d(TAG, "Verification needed for IntentFilter:" + filter.toString()); 11330 mIntentFilterVerifier.addOneIntentFilterVerification( 11331 verifierUid, userId, verificationId, filter, packageName); 11332 count++; 11333 } else if (!needsFilterVerification) { 11334 Slog.d(TAG, "No verification needed for IntentFilter:" 11335 + filter.toString()); 11336 if (hasValidDomains(filter)) { 11337 allHosts.addAll(filter.getHostsList()); 11338 } 11339 } else { 11340 Slog.d(TAG, "Verification already done for IntentFilter:" 11341 + filter.toString()); 11342 } 11343 } 11344 } 11345 } 11346 11347 if (count > 0) { 11348 mIntentFilterVerifier.startVerifications(userId); 11349 Slog.d(TAG, "Started " + count + " IntentFilter verification" 11350 + (count > 1 ? "s" : "") + " for userId:" + userId + "!"); 11351 } else { 11352 Slog.d(TAG, "No need to start any IntentFilter verification!"); 11353 if (allHosts.size() > 0 && mSettings.createIntentFilterVerificationIfNeededLPw( 11354 packageName, allHosts) != null) { 11355 scheduleWriteSettingsLocked(); 11356 } 11357 } 11358 } 11359 11360 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 11361 final ComponentName cn = filter.activity.getComponentName(); 11362 final String packageName = cn.getPackageName(); 11363 11364 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 11365 packageName); 11366 if (ivi == null) { 11367 return true; 11368 } 11369 int status = ivi.getStatus(); 11370 switch (status) { 11371 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 11372 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 11373 return true; 11374 11375 default: 11376 // Nothing to do 11377 return false; 11378 } 11379 } 11380 11381 private static boolean isMultiArch(PackageSetting ps) { 11382 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 11383 } 11384 11385 private static boolean isMultiArch(ApplicationInfo info) { 11386 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 11387 } 11388 11389 private static boolean isExternal(PackageParser.Package pkg) { 11390 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 11391 } 11392 11393 private static boolean isExternal(PackageSetting ps) { 11394 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 11395 } 11396 11397 private static boolean isExternal(ApplicationInfo info) { 11398 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 11399 } 11400 11401 private static boolean isSystemApp(PackageParser.Package pkg) { 11402 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 11403 } 11404 11405 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 11406 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 11407 } 11408 11409 private static boolean hasDomainURLs(PackageParser.Package pkg) { 11410 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 11411 } 11412 11413 private static boolean isSystemApp(PackageSetting ps) { 11414 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 11415 } 11416 11417 private static boolean isUpdatedSystemApp(PackageSetting ps) { 11418 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 11419 } 11420 11421 private int packageFlagsToInstallFlags(PackageSetting ps) { 11422 int installFlags = 0; 11423 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 11424 // This existing package was an external ASEC install when we have 11425 // the external flag without a UUID 11426 installFlags |= PackageManager.INSTALL_EXTERNAL; 11427 } 11428 if (ps.isForwardLocked()) { 11429 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 11430 } 11431 return installFlags; 11432 } 11433 11434 private void deleteTempPackageFiles() { 11435 final FilenameFilter filter = new FilenameFilter() { 11436 public boolean accept(File dir, String name) { 11437 return name.startsWith("vmdl") && name.endsWith(".tmp"); 11438 } 11439 }; 11440 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 11441 file.delete(); 11442 } 11443 } 11444 11445 @Override 11446 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 11447 int flags) { 11448 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 11449 flags); 11450 } 11451 11452 @Override 11453 public void deletePackage(final String packageName, 11454 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 11455 mContext.enforceCallingOrSelfPermission( 11456 android.Manifest.permission.DELETE_PACKAGES, null); 11457 final int uid = Binder.getCallingUid(); 11458 if (UserHandle.getUserId(uid) != userId) { 11459 mContext.enforceCallingPermission( 11460 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 11461 "deletePackage for user " + userId); 11462 } 11463 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 11464 try { 11465 observer.onPackageDeleted(packageName, 11466 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 11467 } catch (RemoteException re) { 11468 } 11469 return; 11470 } 11471 11472 boolean uninstallBlocked = false; 11473 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 11474 int[] users = sUserManager.getUserIds(); 11475 for (int i = 0; i < users.length; ++i) { 11476 if (getBlockUninstallForUser(packageName, users[i])) { 11477 uninstallBlocked = true; 11478 break; 11479 } 11480 } 11481 } else { 11482 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 11483 } 11484 if (uninstallBlocked) { 11485 try { 11486 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 11487 null); 11488 } catch (RemoteException re) { 11489 } 11490 return; 11491 } 11492 11493 if (DEBUG_REMOVE) { 11494 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 11495 } 11496 // Queue up an async operation since the package deletion may take a little while. 11497 mHandler.post(new Runnable() { 11498 public void run() { 11499 mHandler.removeCallbacks(this); 11500 final int returnCode = deletePackageX(packageName, userId, flags); 11501 if (observer != null) { 11502 try { 11503 observer.onPackageDeleted(packageName, returnCode, null); 11504 } catch (RemoteException e) { 11505 Log.i(TAG, "Observer no longer exists."); 11506 } //end catch 11507 } //end if 11508 } //end run 11509 }); 11510 } 11511 11512 private boolean isPackageDeviceAdmin(String packageName, int userId) { 11513 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 11514 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 11515 try { 11516 if (dpm != null) { 11517 if (dpm.isDeviceOwner(packageName)) { 11518 return true; 11519 } 11520 int[] users; 11521 if (userId == UserHandle.USER_ALL) { 11522 users = sUserManager.getUserIds(); 11523 } else { 11524 users = new int[]{userId}; 11525 } 11526 for (int i = 0; i < users.length; ++i) { 11527 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 11528 return true; 11529 } 11530 } 11531 } 11532 } catch (RemoteException e) { 11533 } 11534 return false; 11535 } 11536 11537 /** 11538 * This method is an internal method that could be get invoked either 11539 * to delete an installed package or to clean up a failed installation. 11540 * After deleting an installed package, a broadcast is sent to notify any 11541 * listeners that the package has been installed. For cleaning up a failed 11542 * installation, the broadcast is not necessary since the package's 11543 * installation wouldn't have sent the initial broadcast either 11544 * The key steps in deleting a package are 11545 * deleting the package information in internal structures like mPackages, 11546 * deleting the packages base directories through installd 11547 * updating mSettings to reflect current status 11548 * persisting settings for later use 11549 * sending a broadcast if necessary 11550 */ 11551 private int deletePackageX(String packageName, int userId, int flags) { 11552 final PackageRemovedInfo info = new PackageRemovedInfo(); 11553 final boolean res; 11554 11555 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 11556 ? UserHandle.ALL : new UserHandle(userId); 11557 11558 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 11559 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 11560 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 11561 } 11562 11563 boolean removedForAllUsers = false; 11564 boolean systemUpdate = false; 11565 11566 // for the uninstall-updates case and restricted profiles, remember the per- 11567 // userhandle installed state 11568 int[] allUsers; 11569 boolean[] perUserInstalled; 11570 synchronized (mPackages) { 11571 PackageSetting ps = mSettings.mPackages.get(packageName); 11572 allUsers = sUserManager.getUserIds(); 11573 perUserInstalled = new boolean[allUsers.length]; 11574 for (int i = 0; i < allUsers.length; i++) { 11575 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 11576 } 11577 } 11578 11579 synchronized (mInstallLock) { 11580 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 11581 res = deletePackageLI(packageName, removeForUser, 11582 true, allUsers, perUserInstalled, 11583 flags | REMOVE_CHATTY, info, true); 11584 systemUpdate = info.isRemovedPackageSystemUpdate; 11585 if (res && !systemUpdate && mPackages.get(packageName) == null) { 11586 removedForAllUsers = true; 11587 } 11588 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 11589 + " removedForAllUsers=" + removedForAllUsers); 11590 } 11591 11592 if (res) { 11593 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 11594 11595 // If the removed package was a system update, the old system package 11596 // was re-enabled; we need to broadcast this information 11597 if (systemUpdate) { 11598 Bundle extras = new Bundle(1); 11599 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 11600 ? info.removedAppId : info.uid); 11601 extras.putBoolean(Intent.EXTRA_REPLACING, true); 11602 11603 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 11604 extras, null, null, null); 11605 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 11606 extras, null, null, null); 11607 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 11608 null, packageName, null, null); 11609 } 11610 } 11611 // Force a gc here. 11612 Runtime.getRuntime().gc(); 11613 // Delete the resources here after sending the broadcast to let 11614 // other processes clean up before deleting resources. 11615 if (info.args != null) { 11616 synchronized (mInstallLock) { 11617 info.args.doPostDeleteLI(true); 11618 } 11619 } 11620 11621 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 11622 } 11623 11624 static class PackageRemovedInfo { 11625 String removedPackage; 11626 int uid = -1; 11627 int removedAppId = -1; 11628 int[] removedUsers = null; 11629 boolean isRemovedPackageSystemUpdate = false; 11630 // Clean up resources deleted packages. 11631 InstallArgs args = null; 11632 11633 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 11634 Bundle extras = new Bundle(1); 11635 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 11636 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 11637 if (replacing) { 11638 extras.putBoolean(Intent.EXTRA_REPLACING, true); 11639 } 11640 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 11641 if (removedPackage != null) { 11642 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 11643 extras, null, null, removedUsers); 11644 if (fullRemove && !replacing) { 11645 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 11646 extras, null, null, removedUsers); 11647 } 11648 } 11649 if (removedAppId >= 0) { 11650 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 11651 removedUsers); 11652 } 11653 } 11654 } 11655 11656 /* 11657 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 11658 * flag is not set, the data directory is removed as well. 11659 * make sure this flag is set for partially installed apps. If not its meaningless to 11660 * delete a partially installed application. 11661 */ 11662 private void removePackageDataLI(PackageSetting ps, 11663 int[] allUserHandles, boolean[] perUserInstalled, 11664 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 11665 String packageName = ps.name; 11666 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 11667 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 11668 // Retrieve object to delete permissions for shared user later on 11669 final PackageSetting deletedPs; 11670 // reader 11671 synchronized (mPackages) { 11672 deletedPs = mSettings.mPackages.get(packageName); 11673 if (outInfo != null) { 11674 outInfo.removedPackage = packageName; 11675 outInfo.removedUsers = deletedPs != null 11676 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 11677 : null; 11678 } 11679 } 11680 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 11681 removeDataDirsLI(packageName); 11682 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 11683 } 11684 // writer 11685 synchronized (mPackages) { 11686 if (deletedPs != null) { 11687 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 11688 if (outInfo != null) { 11689 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 11690 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 11691 } 11692 updatePermissionsLPw(deletedPs.name, null, 0); 11693 if (deletedPs.sharedUser != null) { 11694 // Remove permissions associated with package. Since runtime 11695 // permissions are per user we have to kill the removed package 11696 // or packages running under the shared user of the removed 11697 // package if revoking the permissions requested only by the removed 11698 // package is successful and this causes a change in gids. 11699 for (int userId : UserManagerService.getInstance().getUserIds()) { 11700 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 11701 userId); 11702 if (userIdToKill == UserHandle.USER_ALL 11703 || userIdToKill >= UserHandle.USER_OWNER) { 11704 // If gids changed for this user, kill all affected packages. 11705 mHandler.post(new Runnable() { 11706 @Override 11707 public void run() { 11708 // This has to happen with no lock held. 11709 killSettingPackagesForUser(deletedPs, userIdToKill, 11710 KILL_APP_REASON_GIDS_CHANGED); 11711 } 11712 }); 11713 break; 11714 } 11715 } 11716 } 11717 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 11718 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 11719 } 11720 // make sure to preserve per-user disabled state if this removal was just 11721 // a downgrade of a system app to the factory package 11722 if (allUserHandles != null && perUserInstalled != null) { 11723 if (DEBUG_REMOVE) { 11724 Slog.d(TAG, "Propagating install state across downgrade"); 11725 } 11726 for (int i = 0; i < allUserHandles.length; i++) { 11727 if (DEBUG_REMOVE) { 11728 Slog.d(TAG, " user " + allUserHandles[i] 11729 + " => " + perUserInstalled[i]); 11730 } 11731 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 11732 } 11733 } 11734 } 11735 // can downgrade to reader 11736 if (writeSettings) { 11737 // Save settings now 11738 mSettings.writeLPr(); 11739 } 11740 } 11741 if (outInfo != null) { 11742 // A user ID was deleted here. Go through all users and remove it 11743 // from KeyStore. 11744 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 11745 } 11746 } 11747 11748 static boolean locationIsPrivileged(File path) { 11749 try { 11750 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 11751 .getCanonicalPath(); 11752 return path.getCanonicalPath().startsWith(privilegedAppDir); 11753 } catch (IOException e) { 11754 Slog.e(TAG, "Unable to access code path " + path); 11755 } 11756 return false; 11757 } 11758 11759 /* 11760 * Tries to delete system package. 11761 */ 11762 private boolean deleteSystemPackageLI(PackageSetting newPs, 11763 int[] allUserHandles, boolean[] perUserInstalled, 11764 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 11765 final boolean applyUserRestrictions 11766 = (allUserHandles != null) && (perUserInstalled != null); 11767 PackageSetting disabledPs = null; 11768 // Confirm if the system package has been updated 11769 // An updated system app can be deleted. This will also have to restore 11770 // the system pkg from system partition 11771 // reader 11772 synchronized (mPackages) { 11773 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 11774 } 11775 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 11776 + " disabledPs=" + disabledPs); 11777 if (disabledPs == null) { 11778 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 11779 return false; 11780 } else if (DEBUG_REMOVE) { 11781 Slog.d(TAG, "Deleting system pkg from data partition"); 11782 } 11783 if (DEBUG_REMOVE) { 11784 if (applyUserRestrictions) { 11785 Slog.d(TAG, "Remembering install states:"); 11786 for (int i = 0; i < allUserHandles.length; i++) { 11787 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 11788 } 11789 } 11790 } 11791 // Delete the updated package 11792 outInfo.isRemovedPackageSystemUpdate = true; 11793 if (disabledPs.versionCode < newPs.versionCode) { 11794 // Delete data for downgrades 11795 flags &= ~PackageManager.DELETE_KEEP_DATA; 11796 } else { 11797 // Preserve data by setting flag 11798 flags |= PackageManager.DELETE_KEEP_DATA; 11799 } 11800 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 11801 allUserHandles, perUserInstalled, outInfo, writeSettings); 11802 if (!ret) { 11803 return false; 11804 } 11805 // writer 11806 synchronized (mPackages) { 11807 // Reinstate the old system package 11808 mSettings.enableSystemPackageLPw(newPs.name); 11809 // Remove any native libraries from the upgraded package. 11810 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 11811 } 11812 // Install the system package 11813 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 11814 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 11815 if (locationIsPrivileged(disabledPs.codePath)) { 11816 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 11817 } 11818 11819 final PackageParser.Package newPkg; 11820 try { 11821 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 11822 } catch (PackageManagerException e) { 11823 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 11824 return false; 11825 } 11826 11827 // writer 11828 synchronized (mPackages) { 11829 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 11830 updatePermissionsLPw(newPkg.packageName, newPkg, 11831 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 11832 if (applyUserRestrictions) { 11833 if (DEBUG_REMOVE) { 11834 Slog.d(TAG, "Propagating install state across reinstall"); 11835 } 11836 for (int i = 0; i < allUserHandles.length; i++) { 11837 if (DEBUG_REMOVE) { 11838 Slog.d(TAG, " user " + allUserHandles[i] 11839 + " => " + perUserInstalled[i]); 11840 } 11841 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 11842 } 11843 // Regardless of writeSettings we need to ensure that this restriction 11844 // state propagation is persisted 11845 mSettings.writeAllUsersPackageRestrictionsLPr(); 11846 } 11847 // can downgrade to reader here 11848 if (writeSettings) { 11849 mSettings.writeLPr(); 11850 } 11851 } 11852 return true; 11853 } 11854 11855 private boolean deleteInstalledPackageLI(PackageSetting ps, 11856 boolean deleteCodeAndResources, int flags, 11857 int[] allUserHandles, boolean[] perUserInstalled, 11858 PackageRemovedInfo outInfo, boolean writeSettings) { 11859 if (outInfo != null) { 11860 outInfo.uid = ps.appId; 11861 } 11862 11863 // Delete package data from internal structures and also remove data if flag is set 11864 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 11865 11866 // Delete application code and resources 11867 if (deleteCodeAndResources && (outInfo != null)) { 11868 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 11869 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 11870 getAppDexInstructionSets(ps)); 11871 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 11872 } 11873 return true; 11874 } 11875 11876 @Override 11877 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 11878 int userId) { 11879 mContext.enforceCallingOrSelfPermission( 11880 android.Manifest.permission.DELETE_PACKAGES, null); 11881 synchronized (mPackages) { 11882 PackageSetting ps = mSettings.mPackages.get(packageName); 11883 if (ps == null) { 11884 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 11885 return false; 11886 } 11887 if (!ps.getInstalled(userId)) { 11888 // Can't block uninstall for an app that is not installed or enabled. 11889 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 11890 return false; 11891 } 11892 ps.setBlockUninstall(blockUninstall, userId); 11893 mSettings.writePackageRestrictionsLPr(userId); 11894 } 11895 return true; 11896 } 11897 11898 @Override 11899 public boolean getBlockUninstallForUser(String packageName, int userId) { 11900 synchronized (mPackages) { 11901 PackageSetting ps = mSettings.mPackages.get(packageName); 11902 if (ps == null) { 11903 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 11904 return false; 11905 } 11906 return ps.getBlockUninstall(userId); 11907 } 11908 } 11909 11910 /* 11911 * This method handles package deletion in general 11912 */ 11913 private boolean deletePackageLI(String packageName, UserHandle user, 11914 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 11915 int flags, PackageRemovedInfo outInfo, 11916 boolean writeSettings) { 11917 if (packageName == null) { 11918 Slog.w(TAG, "Attempt to delete null packageName."); 11919 return false; 11920 } 11921 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 11922 PackageSetting ps; 11923 boolean dataOnly = false; 11924 int removeUser = -1; 11925 int appId = -1; 11926 synchronized (mPackages) { 11927 ps = mSettings.mPackages.get(packageName); 11928 if (ps == null) { 11929 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 11930 return false; 11931 } 11932 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 11933 && user.getIdentifier() != UserHandle.USER_ALL) { 11934 // The caller is asking that the package only be deleted for a single 11935 // user. To do this, we just mark its uninstalled state and delete 11936 // its data. If this is a system app, we only allow this to happen if 11937 // they have set the special DELETE_SYSTEM_APP which requests different 11938 // semantics than normal for uninstalling system apps. 11939 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 11940 ps.setUserState(user.getIdentifier(), 11941 COMPONENT_ENABLED_STATE_DEFAULT, 11942 false, //installed 11943 true, //stopped 11944 true, //notLaunched 11945 false, //hidden 11946 null, null, null, 11947 false, // blockUninstall 11948 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 11949 if (!isSystemApp(ps)) { 11950 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 11951 // Other user still have this package installed, so all 11952 // we need to do is clear this user's data and save that 11953 // it is uninstalled. 11954 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 11955 removeUser = user.getIdentifier(); 11956 appId = ps.appId; 11957 mSettings.writePackageRestrictionsLPr(removeUser); 11958 } else { 11959 // We need to set it back to 'installed' so the uninstall 11960 // broadcasts will be sent correctly. 11961 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 11962 ps.setInstalled(true, user.getIdentifier()); 11963 } 11964 } else { 11965 // This is a system app, so we assume that the 11966 // other users still have this package installed, so all 11967 // we need to do is clear this user's data and save that 11968 // it is uninstalled. 11969 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 11970 removeUser = user.getIdentifier(); 11971 appId = ps.appId; 11972 mSettings.writePackageRestrictionsLPr(removeUser); 11973 } 11974 } 11975 } 11976 11977 if (removeUser >= 0) { 11978 // From above, we determined that we are deleting this only 11979 // for a single user. Continue the work here. 11980 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 11981 if (outInfo != null) { 11982 outInfo.removedPackage = packageName; 11983 outInfo.removedAppId = appId; 11984 outInfo.removedUsers = new int[] {removeUser}; 11985 } 11986 mInstaller.clearUserData(packageName, removeUser); 11987 removeKeystoreDataIfNeeded(removeUser, appId); 11988 schedulePackageCleaning(packageName, removeUser, false); 11989 return true; 11990 } 11991 11992 if (dataOnly) { 11993 // Delete application data first 11994 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 11995 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 11996 return true; 11997 } 11998 11999 boolean ret = false; 12000 if (isSystemApp(ps)) { 12001 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 12002 // When an updated system application is deleted we delete the existing resources as well and 12003 // fall back to existing code in system partition 12004 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 12005 flags, outInfo, writeSettings); 12006 } else { 12007 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 12008 // Kill application pre-emptively especially for apps on sd. 12009 killApplication(packageName, ps.appId, "uninstall pkg"); 12010 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 12011 allUserHandles, perUserInstalled, 12012 outInfo, writeSettings); 12013 } 12014 12015 return ret; 12016 } 12017 12018 private final class ClearStorageConnection implements ServiceConnection { 12019 IMediaContainerService mContainerService; 12020 12021 @Override 12022 public void onServiceConnected(ComponentName name, IBinder service) { 12023 synchronized (this) { 12024 mContainerService = IMediaContainerService.Stub.asInterface(service); 12025 notifyAll(); 12026 } 12027 } 12028 12029 @Override 12030 public void onServiceDisconnected(ComponentName name) { 12031 } 12032 } 12033 12034 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 12035 final boolean mounted; 12036 if (Environment.isExternalStorageEmulated()) { 12037 mounted = true; 12038 } else { 12039 final String status = Environment.getExternalStorageState(); 12040 12041 mounted = status.equals(Environment.MEDIA_MOUNTED) 12042 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 12043 } 12044 12045 if (!mounted) { 12046 return; 12047 } 12048 12049 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 12050 int[] users; 12051 if (userId == UserHandle.USER_ALL) { 12052 users = sUserManager.getUserIds(); 12053 } else { 12054 users = new int[] { userId }; 12055 } 12056 final ClearStorageConnection conn = new ClearStorageConnection(); 12057 if (mContext.bindServiceAsUser( 12058 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 12059 try { 12060 for (int curUser : users) { 12061 long timeout = SystemClock.uptimeMillis() + 5000; 12062 synchronized (conn) { 12063 long now = SystemClock.uptimeMillis(); 12064 while (conn.mContainerService == null && now < timeout) { 12065 try { 12066 conn.wait(timeout - now); 12067 } catch (InterruptedException e) { 12068 } 12069 } 12070 } 12071 if (conn.mContainerService == null) { 12072 return; 12073 } 12074 12075 final UserEnvironment userEnv = new UserEnvironment(curUser); 12076 clearDirectory(conn.mContainerService, 12077 userEnv.buildExternalStorageAppCacheDirs(packageName)); 12078 if (allData) { 12079 clearDirectory(conn.mContainerService, 12080 userEnv.buildExternalStorageAppDataDirs(packageName)); 12081 clearDirectory(conn.mContainerService, 12082 userEnv.buildExternalStorageAppMediaDirs(packageName)); 12083 } 12084 } 12085 } finally { 12086 mContext.unbindService(conn); 12087 } 12088 } 12089 } 12090 12091 @Override 12092 public void clearApplicationUserData(final String packageName, 12093 final IPackageDataObserver observer, final int userId) { 12094 mContext.enforceCallingOrSelfPermission( 12095 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 12096 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 12097 // Queue up an async operation since the package deletion may take a little while. 12098 mHandler.post(new Runnable() { 12099 public void run() { 12100 mHandler.removeCallbacks(this); 12101 final boolean succeeded; 12102 synchronized (mInstallLock) { 12103 succeeded = clearApplicationUserDataLI(packageName, userId); 12104 } 12105 clearExternalStorageDataSync(packageName, userId, true); 12106 if (succeeded) { 12107 // invoke DeviceStorageMonitor's update method to clear any notifications 12108 DeviceStorageMonitorInternal 12109 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 12110 if (dsm != null) { 12111 dsm.checkMemory(); 12112 } 12113 } 12114 if(observer != null) { 12115 try { 12116 observer.onRemoveCompleted(packageName, succeeded); 12117 } catch (RemoteException e) { 12118 Log.i(TAG, "Observer no longer exists."); 12119 } 12120 } //end if observer 12121 } //end run 12122 }); 12123 } 12124 12125 private boolean clearApplicationUserDataLI(String packageName, int userId) { 12126 if (packageName == null) { 12127 Slog.w(TAG, "Attempt to delete null packageName."); 12128 return false; 12129 } 12130 12131 // Try finding details about the requested package 12132 PackageParser.Package pkg; 12133 synchronized (mPackages) { 12134 pkg = mPackages.get(packageName); 12135 if (pkg == null) { 12136 final PackageSetting ps = mSettings.mPackages.get(packageName); 12137 if (ps != null) { 12138 pkg = ps.pkg; 12139 } 12140 } 12141 } 12142 12143 if (pkg == null) { 12144 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 12145 } 12146 12147 // Always delete data directories for package, even if we found no other 12148 // record of app. This helps users recover from UID mismatches without 12149 // resorting to a full data wipe. 12150 int retCode = mInstaller.clearUserData(packageName, userId); 12151 if (retCode < 0) { 12152 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 12153 return false; 12154 } 12155 12156 if (pkg == null) { 12157 return false; 12158 } 12159 12160 if (pkg != null && pkg.applicationInfo != null) { 12161 final int appId = pkg.applicationInfo.uid; 12162 removeKeystoreDataIfNeeded(userId, appId); 12163 } 12164 12165 // Create a native library symlink only if we have native libraries 12166 // and if the native libraries are 32 bit libraries. We do not provide 12167 // this symlink for 64 bit libraries. 12168 if (pkg != null && pkg.applicationInfo.primaryCpuAbi != null && 12169 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 12170 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 12171 if (mInstaller.linkNativeLibraryDirectory(pkg.packageName, nativeLibPath, userId) < 0) { 12172 Slog.w(TAG, "Failed linking native library dir"); 12173 return false; 12174 } 12175 } 12176 12177 return true; 12178 } 12179 12180 /** 12181 * Remove entries from the keystore daemon. Will only remove it if the 12182 * {@code appId} is valid. 12183 */ 12184 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 12185 if (appId < 0) { 12186 return; 12187 } 12188 12189 final KeyStore keyStore = KeyStore.getInstance(); 12190 if (keyStore != null) { 12191 if (userId == UserHandle.USER_ALL) { 12192 for (final int individual : sUserManager.getUserIds()) { 12193 keyStore.clearUid(UserHandle.getUid(individual, appId)); 12194 } 12195 } else { 12196 keyStore.clearUid(UserHandle.getUid(userId, appId)); 12197 } 12198 } else { 12199 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 12200 } 12201 } 12202 12203 @Override 12204 public void deleteApplicationCacheFiles(final String packageName, 12205 final IPackageDataObserver observer) { 12206 mContext.enforceCallingOrSelfPermission( 12207 android.Manifest.permission.DELETE_CACHE_FILES, null); 12208 // Queue up an async operation since the package deletion may take a little while. 12209 final int userId = UserHandle.getCallingUserId(); 12210 mHandler.post(new Runnable() { 12211 public void run() { 12212 mHandler.removeCallbacks(this); 12213 final boolean succeded; 12214 synchronized (mInstallLock) { 12215 succeded = deleteApplicationCacheFilesLI(packageName, userId); 12216 } 12217 clearExternalStorageDataSync(packageName, userId, false); 12218 if(observer != null) { 12219 try { 12220 observer.onRemoveCompleted(packageName, succeded); 12221 } catch (RemoteException e) { 12222 Log.i(TAG, "Observer no longer exists."); 12223 } 12224 } //end if observer 12225 } //end run 12226 }); 12227 } 12228 12229 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 12230 if (packageName == null) { 12231 Slog.w(TAG, "Attempt to delete null packageName."); 12232 return false; 12233 } 12234 PackageParser.Package p; 12235 synchronized (mPackages) { 12236 p = mPackages.get(packageName); 12237 } 12238 if (p == null) { 12239 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 12240 return false; 12241 } 12242 final ApplicationInfo applicationInfo = p.applicationInfo; 12243 if (applicationInfo == null) { 12244 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 12245 return false; 12246 } 12247 int retCode = mInstaller.deleteCacheFiles(packageName, userId); 12248 if (retCode < 0) { 12249 Slog.w(TAG, "Couldn't remove cache files for package: " 12250 + packageName + " u" + userId); 12251 return false; 12252 } 12253 return true; 12254 } 12255 12256 @Override 12257 public void getPackageSizeInfo(final String packageName, int userHandle, 12258 final IPackageStatsObserver observer) { 12259 mContext.enforceCallingOrSelfPermission( 12260 android.Manifest.permission.GET_PACKAGE_SIZE, null); 12261 if (packageName == null) { 12262 throw new IllegalArgumentException("Attempt to get size of null packageName"); 12263 } 12264 12265 PackageStats stats = new PackageStats(packageName, userHandle); 12266 12267 /* 12268 * Queue up an async operation since the package measurement may take a 12269 * little while. 12270 */ 12271 Message msg = mHandler.obtainMessage(INIT_COPY); 12272 msg.obj = new MeasureParams(stats, observer); 12273 mHandler.sendMessage(msg); 12274 } 12275 12276 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 12277 PackageStats pStats) { 12278 if (packageName == null) { 12279 Slog.w(TAG, "Attempt to get size of null packageName."); 12280 return false; 12281 } 12282 PackageParser.Package p; 12283 boolean dataOnly = false; 12284 String libDirRoot = null; 12285 String asecPath = null; 12286 PackageSetting ps = null; 12287 synchronized (mPackages) { 12288 p = mPackages.get(packageName); 12289 ps = mSettings.mPackages.get(packageName); 12290 if(p == null) { 12291 dataOnly = true; 12292 if((ps == null) || (ps.pkg == null)) { 12293 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 12294 return false; 12295 } 12296 p = ps.pkg; 12297 } 12298 if (ps != null) { 12299 libDirRoot = ps.legacyNativeLibraryPathString; 12300 } 12301 if (p != null && (isExternal(p) || p.isForwardLocked())) { 12302 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 12303 if (secureContainerId != null) { 12304 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 12305 } 12306 } 12307 } 12308 String publicSrcDir = null; 12309 if(!dataOnly) { 12310 final ApplicationInfo applicationInfo = p.applicationInfo; 12311 if (applicationInfo == null) { 12312 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 12313 return false; 12314 } 12315 if (p.isForwardLocked()) { 12316 publicSrcDir = applicationInfo.getBaseResourcePath(); 12317 } 12318 } 12319 // TODO: extend to measure size of split APKs 12320 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 12321 // not just the first level. 12322 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 12323 // just the primary. 12324 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 12325 int res = mInstaller.getSizeInfo(packageName, userHandle, p.baseCodePath, libDirRoot, 12326 publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 12327 if (res < 0) { 12328 return false; 12329 } 12330 12331 // Fix-up for forward-locked applications in ASEC containers. 12332 if (!isExternal(p)) { 12333 pStats.codeSize += pStats.externalCodeSize; 12334 pStats.externalCodeSize = 0L; 12335 } 12336 12337 return true; 12338 } 12339 12340 12341 @Override 12342 public void addPackageToPreferred(String packageName) { 12343 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 12344 } 12345 12346 @Override 12347 public void removePackageFromPreferred(String packageName) { 12348 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 12349 } 12350 12351 @Override 12352 public List<PackageInfo> getPreferredPackages(int flags) { 12353 return new ArrayList<PackageInfo>(); 12354 } 12355 12356 private int getUidTargetSdkVersionLockedLPr(int uid) { 12357 Object obj = mSettings.getUserIdLPr(uid); 12358 if (obj instanceof SharedUserSetting) { 12359 final SharedUserSetting sus = (SharedUserSetting) obj; 12360 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 12361 final Iterator<PackageSetting> it = sus.packages.iterator(); 12362 while (it.hasNext()) { 12363 final PackageSetting ps = it.next(); 12364 if (ps.pkg != null) { 12365 int v = ps.pkg.applicationInfo.targetSdkVersion; 12366 if (v < vers) vers = v; 12367 } 12368 } 12369 return vers; 12370 } else if (obj instanceof PackageSetting) { 12371 final PackageSetting ps = (PackageSetting) obj; 12372 if (ps.pkg != null) { 12373 return ps.pkg.applicationInfo.targetSdkVersion; 12374 } 12375 } 12376 return Build.VERSION_CODES.CUR_DEVELOPMENT; 12377 } 12378 12379 @Override 12380 public void addPreferredActivity(IntentFilter filter, int match, 12381 ComponentName[] set, ComponentName activity, int userId) { 12382 addPreferredActivityInternal(filter, match, set, activity, true, userId, 12383 "Adding preferred"); 12384 } 12385 12386 private void addPreferredActivityInternal(IntentFilter filter, int match, 12387 ComponentName[] set, ComponentName activity, boolean always, int userId, 12388 String opname) { 12389 // writer 12390 int callingUid = Binder.getCallingUid(); 12391 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 12392 if (filter.countActions() == 0) { 12393 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 12394 return; 12395 } 12396 synchronized (mPackages) { 12397 if (mContext.checkCallingOrSelfPermission( 12398 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 12399 != PackageManager.PERMISSION_GRANTED) { 12400 if (getUidTargetSdkVersionLockedLPr(callingUid) 12401 < Build.VERSION_CODES.FROYO) { 12402 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 12403 + callingUid); 12404 return; 12405 } 12406 mContext.enforceCallingOrSelfPermission( 12407 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 12408 } 12409 12410 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 12411 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 12412 + userId + ":"); 12413 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 12414 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 12415 scheduleWritePackageRestrictionsLocked(userId); 12416 } 12417 } 12418 12419 @Override 12420 public void replacePreferredActivity(IntentFilter filter, int match, 12421 ComponentName[] set, ComponentName activity, int userId) { 12422 if (filter.countActions() != 1) { 12423 throw new IllegalArgumentException( 12424 "replacePreferredActivity expects filter to have only 1 action."); 12425 } 12426 if (filter.countDataAuthorities() != 0 12427 || filter.countDataPaths() != 0 12428 || filter.countDataSchemes() > 1 12429 || filter.countDataTypes() != 0) { 12430 throw new IllegalArgumentException( 12431 "replacePreferredActivity expects filter to have no data authorities, " + 12432 "paths, or types; and at most one scheme."); 12433 } 12434 12435 final int callingUid = Binder.getCallingUid(); 12436 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 12437 synchronized (mPackages) { 12438 if (mContext.checkCallingOrSelfPermission( 12439 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 12440 != PackageManager.PERMISSION_GRANTED) { 12441 if (getUidTargetSdkVersionLockedLPr(callingUid) 12442 < Build.VERSION_CODES.FROYO) { 12443 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 12444 + Binder.getCallingUid()); 12445 return; 12446 } 12447 mContext.enforceCallingOrSelfPermission( 12448 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 12449 } 12450 12451 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 12452 if (pir != null) { 12453 // Get all of the existing entries that exactly match this filter. 12454 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 12455 if (existing != null && existing.size() == 1) { 12456 PreferredActivity cur = existing.get(0); 12457 if (DEBUG_PREFERRED) { 12458 Slog.i(TAG, "Checking replace of preferred:"); 12459 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 12460 if (!cur.mPref.mAlways) { 12461 Slog.i(TAG, " -- CUR; not mAlways!"); 12462 } else { 12463 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 12464 Slog.i(TAG, " -- CUR: mSet=" 12465 + Arrays.toString(cur.mPref.mSetComponents)); 12466 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 12467 Slog.i(TAG, " -- NEW: mMatch=" 12468 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 12469 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 12470 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 12471 } 12472 } 12473 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 12474 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 12475 && cur.mPref.sameSet(set)) { 12476 // Setting the preferred activity to what it happens to be already 12477 if (DEBUG_PREFERRED) { 12478 Slog.i(TAG, "Replacing with same preferred activity " 12479 + cur.mPref.mShortComponent + " for user " 12480 + userId + ":"); 12481 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 12482 } 12483 return; 12484 } 12485 } 12486 12487 if (existing != null) { 12488 if (DEBUG_PREFERRED) { 12489 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 12490 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 12491 } 12492 for (int i = 0; i < existing.size(); i++) { 12493 PreferredActivity pa = existing.get(i); 12494 if (DEBUG_PREFERRED) { 12495 Slog.i(TAG, "Removing existing preferred activity " 12496 + pa.mPref.mComponent + ":"); 12497 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 12498 } 12499 pir.removeFilter(pa); 12500 } 12501 } 12502 } 12503 addPreferredActivityInternal(filter, match, set, activity, true, userId, 12504 "Replacing preferred"); 12505 } 12506 } 12507 12508 @Override 12509 public void clearPackagePreferredActivities(String packageName) { 12510 final int uid = Binder.getCallingUid(); 12511 // writer 12512 synchronized (mPackages) { 12513 PackageParser.Package pkg = mPackages.get(packageName); 12514 if (pkg == null || pkg.applicationInfo.uid != uid) { 12515 if (mContext.checkCallingOrSelfPermission( 12516 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 12517 != PackageManager.PERMISSION_GRANTED) { 12518 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 12519 < Build.VERSION_CODES.FROYO) { 12520 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 12521 + Binder.getCallingUid()); 12522 return; 12523 } 12524 mContext.enforceCallingOrSelfPermission( 12525 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 12526 } 12527 } 12528 12529 int user = UserHandle.getCallingUserId(); 12530 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 12531 scheduleWritePackageRestrictionsLocked(user); 12532 } 12533 } 12534 } 12535 12536 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 12537 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 12538 ArrayList<PreferredActivity> removed = null; 12539 boolean changed = false; 12540 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 12541 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 12542 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 12543 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 12544 continue; 12545 } 12546 Iterator<PreferredActivity> it = pir.filterIterator(); 12547 while (it.hasNext()) { 12548 PreferredActivity pa = it.next(); 12549 // Mark entry for removal only if it matches the package name 12550 // and the entry is of type "always". 12551 if (packageName == null || 12552 (pa.mPref.mComponent.getPackageName().equals(packageName) 12553 && pa.mPref.mAlways)) { 12554 if (removed == null) { 12555 removed = new ArrayList<PreferredActivity>(); 12556 } 12557 removed.add(pa); 12558 } 12559 } 12560 if (removed != null) { 12561 for (int j=0; j<removed.size(); j++) { 12562 PreferredActivity pa = removed.get(j); 12563 pir.removeFilter(pa); 12564 } 12565 changed = true; 12566 } 12567 } 12568 return changed; 12569 } 12570 12571 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 12572 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 12573 if (userId == UserHandle.USER_ALL) { 12574 mSettings.removeIntentFilterVerificationLPw(packageName, sUserManager.getUserIds()); 12575 for (int oneUserId : sUserManager.getUserIds()) { 12576 scheduleWritePackageRestrictionsLocked(oneUserId); 12577 } 12578 } else { 12579 mSettings.removeIntentFilterVerificationLPw(packageName, userId); 12580 scheduleWritePackageRestrictionsLocked(userId); 12581 } 12582 } 12583 12584 @Override 12585 public void resetPreferredActivities(int userId) { 12586 /* TODO: Actually use userId. Why is it being passed in? */ 12587 mContext.enforceCallingOrSelfPermission( 12588 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 12589 // writer 12590 synchronized (mPackages) { 12591 int user = UserHandle.getCallingUserId(); 12592 clearPackagePreferredActivitiesLPw(null, user); 12593 mSettings.readDefaultPreferredAppsLPw(this, user); 12594 scheduleWritePackageRestrictionsLocked(user); 12595 } 12596 } 12597 12598 @Override 12599 public int getPreferredActivities(List<IntentFilter> outFilters, 12600 List<ComponentName> outActivities, String packageName) { 12601 12602 int num = 0; 12603 final int userId = UserHandle.getCallingUserId(); 12604 // reader 12605 synchronized (mPackages) { 12606 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 12607 if (pir != null) { 12608 final Iterator<PreferredActivity> it = pir.filterIterator(); 12609 while (it.hasNext()) { 12610 final PreferredActivity pa = it.next(); 12611 if (packageName == null 12612 || (pa.mPref.mComponent.getPackageName().equals(packageName) 12613 && pa.mPref.mAlways)) { 12614 if (outFilters != null) { 12615 outFilters.add(new IntentFilter(pa)); 12616 } 12617 if (outActivities != null) { 12618 outActivities.add(pa.mPref.mComponent); 12619 } 12620 } 12621 } 12622 } 12623 } 12624 12625 return num; 12626 } 12627 12628 @Override 12629 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 12630 int userId) { 12631 int callingUid = Binder.getCallingUid(); 12632 if (callingUid != Process.SYSTEM_UID) { 12633 throw new SecurityException( 12634 "addPersistentPreferredActivity can only be run by the system"); 12635 } 12636 if (filter.countActions() == 0) { 12637 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 12638 return; 12639 } 12640 synchronized (mPackages) { 12641 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 12642 " :"); 12643 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 12644 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 12645 new PersistentPreferredActivity(filter, activity)); 12646 scheduleWritePackageRestrictionsLocked(userId); 12647 } 12648 } 12649 12650 @Override 12651 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 12652 int callingUid = Binder.getCallingUid(); 12653 if (callingUid != Process.SYSTEM_UID) { 12654 throw new SecurityException( 12655 "clearPackagePersistentPreferredActivities can only be run by the system"); 12656 } 12657 ArrayList<PersistentPreferredActivity> removed = null; 12658 boolean changed = false; 12659 synchronized (mPackages) { 12660 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 12661 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 12662 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 12663 .valueAt(i); 12664 if (userId != thisUserId) { 12665 continue; 12666 } 12667 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 12668 while (it.hasNext()) { 12669 PersistentPreferredActivity ppa = it.next(); 12670 // Mark entry for removal only if it matches the package name. 12671 if (ppa.mComponent.getPackageName().equals(packageName)) { 12672 if (removed == null) { 12673 removed = new ArrayList<PersistentPreferredActivity>(); 12674 } 12675 removed.add(ppa); 12676 } 12677 } 12678 if (removed != null) { 12679 for (int j=0; j<removed.size(); j++) { 12680 PersistentPreferredActivity ppa = removed.get(j); 12681 ppir.removeFilter(ppa); 12682 } 12683 changed = true; 12684 } 12685 } 12686 12687 if (changed) { 12688 scheduleWritePackageRestrictionsLocked(userId); 12689 } 12690 } 12691 } 12692 12693 /** 12694 * Non-Binder method, support for the backup/restore mechanism: write the 12695 * full set of preferred activities in its canonical XML format. Returns true 12696 * on success; false otherwise. 12697 */ 12698 @Override 12699 public byte[] getPreferredActivityBackup(int userId) { 12700 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 12701 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 12702 } 12703 12704 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 12705 try { 12706 final XmlSerializer serializer = new FastXmlSerializer(); 12707 serializer.setOutput(dataStream, "utf-8"); 12708 serializer.startDocument(null, true); 12709 serializer.startTag(null, TAG_PREFERRED_BACKUP); 12710 12711 synchronized (mPackages) { 12712 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 12713 } 12714 12715 serializer.endTag(null, TAG_PREFERRED_BACKUP); 12716 serializer.endDocument(); 12717 serializer.flush(); 12718 } catch (Exception e) { 12719 if (DEBUG_BACKUP) { 12720 Slog.e(TAG, "Unable to write preferred activities for backup", e); 12721 } 12722 return null; 12723 } 12724 12725 return dataStream.toByteArray(); 12726 } 12727 12728 @Override 12729 public void restorePreferredActivities(byte[] backup, int userId) { 12730 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 12731 throw new SecurityException("Only the system may call restorePreferredActivities()"); 12732 } 12733 12734 try { 12735 final XmlPullParser parser = Xml.newPullParser(); 12736 parser.setInput(new ByteArrayInputStream(backup), null); 12737 12738 int type; 12739 while ((type = parser.next()) != XmlPullParser.START_TAG 12740 && type != XmlPullParser.END_DOCUMENT) { 12741 } 12742 if (type != XmlPullParser.START_TAG) { 12743 // oops didn't find a start tag?! 12744 if (DEBUG_BACKUP) { 12745 Slog.e(TAG, "Didn't find start tag during restore"); 12746 } 12747 return; 12748 } 12749 12750 // this is supposed to be TAG_PREFERRED_BACKUP 12751 if (!TAG_PREFERRED_BACKUP.equals(parser.getName())) { 12752 if (DEBUG_BACKUP) { 12753 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 12754 } 12755 return; 12756 } 12757 12758 // skip interfering stuff, then we're aligned with the backing implementation 12759 while ((type = parser.next()) == XmlPullParser.TEXT) { } 12760 synchronized (mPackages) { 12761 mSettings.readPreferredActivitiesLPw(parser, userId); 12762 } 12763 } catch (Exception e) { 12764 if (DEBUG_BACKUP) { 12765 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 12766 } 12767 } 12768 } 12769 12770 @Override 12771 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 12772 int sourceUserId, int targetUserId, int flags) { 12773 mContext.enforceCallingOrSelfPermission( 12774 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 12775 int callingUid = Binder.getCallingUid(); 12776 enforceOwnerRights(ownerPackage, callingUid); 12777 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 12778 if (intentFilter.countActions() == 0) { 12779 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 12780 return; 12781 } 12782 synchronized (mPackages) { 12783 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 12784 ownerPackage, targetUserId, flags); 12785 CrossProfileIntentResolver resolver = 12786 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 12787 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 12788 // We have all those whose filter is equal. Now checking if the rest is equal as well. 12789 if (existing != null) { 12790 int size = existing.size(); 12791 for (int i = 0; i < size; i++) { 12792 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 12793 return; 12794 } 12795 } 12796 } 12797 resolver.addFilter(newFilter); 12798 scheduleWritePackageRestrictionsLocked(sourceUserId); 12799 } 12800 } 12801 12802 @Override 12803 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 12804 mContext.enforceCallingOrSelfPermission( 12805 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 12806 int callingUid = Binder.getCallingUid(); 12807 enforceOwnerRights(ownerPackage, callingUid); 12808 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 12809 synchronized (mPackages) { 12810 CrossProfileIntentResolver resolver = 12811 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 12812 ArraySet<CrossProfileIntentFilter> set = 12813 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 12814 for (CrossProfileIntentFilter filter : set) { 12815 if (filter.getOwnerPackage().equals(ownerPackage)) { 12816 resolver.removeFilter(filter); 12817 } 12818 } 12819 scheduleWritePackageRestrictionsLocked(sourceUserId); 12820 } 12821 } 12822 12823 // Enforcing that callingUid is owning pkg on userId 12824 private void enforceOwnerRights(String pkg, int callingUid) { 12825 // The system owns everything. 12826 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 12827 return; 12828 } 12829 int callingUserId = UserHandle.getUserId(callingUid); 12830 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 12831 if (pi == null) { 12832 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 12833 + callingUserId); 12834 } 12835 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 12836 throw new SecurityException("Calling uid " + callingUid 12837 + " does not own package " + pkg); 12838 } 12839 } 12840 12841 @Override 12842 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 12843 Intent intent = new Intent(Intent.ACTION_MAIN); 12844 intent.addCategory(Intent.CATEGORY_HOME); 12845 12846 final int callingUserId = UserHandle.getCallingUserId(); 12847 List<ResolveInfo> list = queryIntentActivities(intent, null, 12848 PackageManager.GET_META_DATA, callingUserId); 12849 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 12850 true, false, false, callingUserId); 12851 12852 allHomeCandidates.clear(); 12853 if (list != null) { 12854 for (ResolveInfo ri : list) { 12855 allHomeCandidates.add(ri); 12856 } 12857 } 12858 return (preferred == null || preferred.activityInfo == null) 12859 ? null 12860 : new ComponentName(preferred.activityInfo.packageName, 12861 preferred.activityInfo.name); 12862 } 12863 12864 @Override 12865 public void setApplicationEnabledSetting(String appPackageName, 12866 int newState, int flags, int userId, String callingPackage) { 12867 if (!sUserManager.exists(userId)) return; 12868 if (callingPackage == null) { 12869 callingPackage = Integer.toString(Binder.getCallingUid()); 12870 } 12871 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 12872 } 12873 12874 @Override 12875 public void setComponentEnabledSetting(ComponentName componentName, 12876 int newState, int flags, int userId) { 12877 if (!sUserManager.exists(userId)) return; 12878 setEnabledSetting(componentName.getPackageName(), 12879 componentName.getClassName(), newState, flags, userId, null); 12880 } 12881 12882 private void setEnabledSetting(final String packageName, String className, int newState, 12883 final int flags, int userId, String callingPackage) { 12884 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 12885 || newState == COMPONENT_ENABLED_STATE_ENABLED 12886 || newState == COMPONENT_ENABLED_STATE_DISABLED 12887 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 12888 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 12889 throw new IllegalArgumentException("Invalid new component state: " 12890 + newState); 12891 } 12892 PackageSetting pkgSetting; 12893 final int uid = Binder.getCallingUid(); 12894 final int permission = mContext.checkCallingOrSelfPermission( 12895 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 12896 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 12897 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 12898 boolean sendNow = false; 12899 boolean isApp = (className == null); 12900 String componentName = isApp ? packageName : className; 12901 int packageUid = -1; 12902 ArrayList<String> components; 12903 12904 // writer 12905 synchronized (mPackages) { 12906 pkgSetting = mSettings.mPackages.get(packageName); 12907 if (pkgSetting == null) { 12908 if (className == null) { 12909 throw new IllegalArgumentException( 12910 "Unknown package: " + packageName); 12911 } 12912 throw new IllegalArgumentException( 12913 "Unknown component: " + packageName 12914 + "/" + className); 12915 } 12916 // Allow root and verify that userId is not being specified by a different user 12917 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 12918 throw new SecurityException( 12919 "Permission Denial: attempt to change component state from pid=" 12920 + Binder.getCallingPid() 12921 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 12922 } 12923 if (className == null) { 12924 // We're dealing with an application/package level state change 12925 if (pkgSetting.getEnabled(userId) == newState) { 12926 // Nothing to do 12927 return; 12928 } 12929 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 12930 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 12931 // Don't care about who enables an app. 12932 callingPackage = null; 12933 } 12934 pkgSetting.setEnabled(newState, userId, callingPackage); 12935 // pkgSetting.pkg.mSetEnabled = newState; 12936 } else { 12937 // We're dealing with a component level state change 12938 // First, verify that this is a valid class name. 12939 PackageParser.Package pkg = pkgSetting.pkg; 12940 if (pkg == null || !pkg.hasComponentClassName(className)) { 12941 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 12942 throw new IllegalArgumentException("Component class " + className 12943 + " does not exist in " + packageName); 12944 } else { 12945 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 12946 + className + " does not exist in " + packageName); 12947 } 12948 } 12949 switch (newState) { 12950 case COMPONENT_ENABLED_STATE_ENABLED: 12951 if (!pkgSetting.enableComponentLPw(className, userId)) { 12952 return; 12953 } 12954 break; 12955 case COMPONENT_ENABLED_STATE_DISABLED: 12956 if (!pkgSetting.disableComponentLPw(className, userId)) { 12957 return; 12958 } 12959 break; 12960 case COMPONENT_ENABLED_STATE_DEFAULT: 12961 if (!pkgSetting.restoreComponentLPw(className, userId)) { 12962 return; 12963 } 12964 break; 12965 default: 12966 Slog.e(TAG, "Invalid new component state: " + newState); 12967 return; 12968 } 12969 } 12970 scheduleWritePackageRestrictionsLocked(userId); 12971 components = mPendingBroadcasts.get(userId, packageName); 12972 final boolean newPackage = components == null; 12973 if (newPackage) { 12974 components = new ArrayList<String>(); 12975 } 12976 if (!components.contains(componentName)) { 12977 components.add(componentName); 12978 } 12979 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 12980 sendNow = true; 12981 // Purge entry from pending broadcast list if another one exists already 12982 // since we are sending one right away. 12983 mPendingBroadcasts.remove(userId, packageName); 12984 } else { 12985 if (newPackage) { 12986 mPendingBroadcasts.put(userId, packageName, components); 12987 } 12988 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 12989 // Schedule a message 12990 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 12991 } 12992 } 12993 } 12994 12995 long callingId = Binder.clearCallingIdentity(); 12996 try { 12997 if (sendNow) { 12998 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 12999 sendPackageChangedBroadcast(packageName, 13000 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 13001 } 13002 } finally { 13003 Binder.restoreCallingIdentity(callingId); 13004 } 13005 } 13006 13007 private void sendPackageChangedBroadcast(String packageName, 13008 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 13009 if (DEBUG_INSTALL) 13010 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 13011 + componentNames); 13012 Bundle extras = new Bundle(4); 13013 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 13014 String nameList[] = new String[componentNames.size()]; 13015 componentNames.toArray(nameList); 13016 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 13017 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 13018 extras.putInt(Intent.EXTRA_UID, packageUid); 13019 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 13020 new int[] {UserHandle.getUserId(packageUid)}); 13021 } 13022 13023 @Override 13024 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 13025 if (!sUserManager.exists(userId)) return; 13026 final int uid = Binder.getCallingUid(); 13027 final int permission = mContext.checkCallingOrSelfPermission( 13028 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 13029 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 13030 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 13031 // writer 13032 synchronized (mPackages) { 13033 if (mSettings.setPackageStoppedStateLPw(packageName, stopped, allowedByPermission, 13034 uid, userId)) { 13035 scheduleWritePackageRestrictionsLocked(userId); 13036 } 13037 } 13038 } 13039 13040 @Override 13041 public String getInstallerPackageName(String packageName) { 13042 // reader 13043 synchronized (mPackages) { 13044 return mSettings.getInstallerPackageNameLPr(packageName); 13045 } 13046 } 13047 13048 @Override 13049 public int getApplicationEnabledSetting(String packageName, int userId) { 13050 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 13051 int uid = Binder.getCallingUid(); 13052 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 13053 // reader 13054 synchronized (mPackages) { 13055 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 13056 } 13057 } 13058 13059 @Override 13060 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 13061 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 13062 int uid = Binder.getCallingUid(); 13063 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 13064 // reader 13065 synchronized (mPackages) { 13066 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 13067 } 13068 } 13069 13070 @Override 13071 public void enterSafeMode() { 13072 enforceSystemOrRoot("Only the system can request entering safe mode"); 13073 13074 if (!mSystemReady) { 13075 mSafeMode = true; 13076 } 13077 } 13078 13079 @Override 13080 public void systemReady() { 13081 mSystemReady = true; 13082 13083 // Read the compatibilty setting when the system is ready. 13084 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 13085 mContext.getContentResolver(), 13086 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 13087 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 13088 if (DEBUG_SETTINGS) { 13089 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 13090 } 13091 13092 synchronized (mPackages) { 13093 // Verify that all of the preferred activity components actually 13094 // exist. It is possible for applications to be updated and at 13095 // that point remove a previously declared activity component that 13096 // had been set as a preferred activity. We try to clean this up 13097 // the next time we encounter that preferred activity, but it is 13098 // possible for the user flow to never be able to return to that 13099 // situation so here we do a sanity check to make sure we haven't 13100 // left any junk around. 13101 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 13102 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13103 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13104 removed.clear(); 13105 for (PreferredActivity pa : pir.filterSet()) { 13106 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 13107 removed.add(pa); 13108 } 13109 } 13110 if (removed.size() > 0) { 13111 for (int r=0; r<removed.size(); r++) { 13112 PreferredActivity pa = removed.get(r); 13113 Slog.w(TAG, "Removing dangling preferred activity: " 13114 + pa.mPref.mComponent); 13115 pir.removeFilter(pa); 13116 } 13117 mSettings.writePackageRestrictionsLPr( 13118 mSettings.mPreferredActivities.keyAt(i)); 13119 } 13120 } 13121 } 13122 sUserManager.systemReady(); 13123 13124 // Kick off any messages waiting for system ready 13125 if (mPostSystemReadyMessages != null) { 13126 for (Message msg : mPostSystemReadyMessages) { 13127 msg.sendToTarget(); 13128 } 13129 mPostSystemReadyMessages = null; 13130 } 13131 13132 // Watch for external volumes that come and go over time 13133 final StorageManager storage = mContext.getSystemService(StorageManager.class); 13134 storage.registerListener(mStorageListener); 13135 13136 mInstallerService.systemReady(); 13137 } 13138 13139 @Override 13140 public boolean isSafeMode() { 13141 return mSafeMode; 13142 } 13143 13144 @Override 13145 public boolean hasSystemUidErrors() { 13146 return mHasSystemUidErrors; 13147 } 13148 13149 static String arrayToString(int[] array) { 13150 StringBuffer buf = new StringBuffer(128); 13151 buf.append('['); 13152 if (array != null) { 13153 for (int i=0; i<array.length; i++) { 13154 if (i > 0) buf.append(", "); 13155 buf.append(array[i]); 13156 } 13157 } 13158 buf.append(']'); 13159 return buf.toString(); 13160 } 13161 13162 static class DumpState { 13163 public static final int DUMP_LIBS = 1 << 0; 13164 public static final int DUMP_FEATURES = 1 << 1; 13165 public static final int DUMP_RESOLVERS = 1 << 2; 13166 public static final int DUMP_PERMISSIONS = 1 << 3; 13167 public static final int DUMP_PACKAGES = 1 << 4; 13168 public static final int DUMP_SHARED_USERS = 1 << 5; 13169 public static final int DUMP_MESSAGES = 1 << 6; 13170 public static final int DUMP_PROVIDERS = 1 << 7; 13171 public static final int DUMP_VERIFIERS = 1 << 8; 13172 public static final int DUMP_PREFERRED = 1 << 9; 13173 public static final int DUMP_PREFERRED_XML = 1 << 10; 13174 public static final int DUMP_KEYSETS = 1 << 11; 13175 public static final int DUMP_VERSION = 1 << 12; 13176 public static final int DUMP_INSTALLS = 1 << 13; 13177 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 14; 13178 public static final int DUMP_DOMAIN_PREFERRED = 1 << 15; 13179 13180 public static final int OPTION_SHOW_FILTERS = 1 << 0; 13181 13182 private int mTypes; 13183 13184 private int mOptions; 13185 13186 private boolean mTitlePrinted; 13187 13188 private SharedUserSetting mSharedUser; 13189 13190 public boolean isDumping(int type) { 13191 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 13192 return true; 13193 } 13194 13195 return (mTypes & type) != 0; 13196 } 13197 13198 public void setDump(int type) { 13199 mTypes |= type; 13200 } 13201 13202 public boolean isOptionEnabled(int option) { 13203 return (mOptions & option) != 0; 13204 } 13205 13206 public void setOptionEnabled(int option) { 13207 mOptions |= option; 13208 } 13209 13210 public boolean onTitlePrinted() { 13211 final boolean printed = mTitlePrinted; 13212 mTitlePrinted = true; 13213 return printed; 13214 } 13215 13216 public boolean getTitlePrinted() { 13217 return mTitlePrinted; 13218 } 13219 13220 public void setTitlePrinted(boolean enabled) { 13221 mTitlePrinted = enabled; 13222 } 13223 13224 public SharedUserSetting getSharedUser() { 13225 return mSharedUser; 13226 } 13227 13228 public void setSharedUser(SharedUserSetting user) { 13229 mSharedUser = user; 13230 } 13231 } 13232 13233 @Override 13234 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 13235 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 13236 != PackageManager.PERMISSION_GRANTED) { 13237 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 13238 + Binder.getCallingPid() 13239 + ", uid=" + Binder.getCallingUid() 13240 + " without permission " 13241 + android.Manifest.permission.DUMP); 13242 return; 13243 } 13244 13245 DumpState dumpState = new DumpState(); 13246 boolean fullPreferred = false; 13247 boolean checkin = false; 13248 13249 String packageName = null; 13250 13251 int opti = 0; 13252 while (opti < args.length) { 13253 String opt = args[opti]; 13254 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 13255 break; 13256 } 13257 opti++; 13258 13259 if ("-a".equals(opt)) { 13260 // Right now we only know how to print all. 13261 } else if ("-h".equals(opt)) { 13262 pw.println("Package manager dump options:"); 13263 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 13264 pw.println(" --checkin: dump for a checkin"); 13265 pw.println(" -f: print details of intent filters"); 13266 pw.println(" -h: print this help"); 13267 pw.println(" cmd may be one of:"); 13268 pw.println(" l[ibraries]: list known shared libraries"); 13269 pw.println(" f[ibraries]: list device features"); 13270 pw.println(" k[eysets]: print known keysets"); 13271 pw.println(" r[esolvers]: dump intent resolvers"); 13272 pw.println(" perm[issions]: dump permissions"); 13273 pw.println(" pref[erred]: print preferred package settings"); 13274 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 13275 pw.println(" prov[iders]: dump content providers"); 13276 pw.println(" p[ackages]: dump installed packages"); 13277 pw.println(" s[hared-users]: dump shared user IDs"); 13278 pw.println(" m[essages]: print collected runtime messages"); 13279 pw.println(" v[erifiers]: print package verifier info"); 13280 pw.println(" version: print database version info"); 13281 pw.println(" write: write current settings now"); 13282 pw.println(" <package.name>: info about given package"); 13283 pw.println(" installs: details about install sessions"); 13284 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 13285 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 13286 return; 13287 } else if ("--checkin".equals(opt)) { 13288 checkin = true; 13289 } else if ("-f".equals(opt)) { 13290 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 13291 } else { 13292 pw.println("Unknown argument: " + opt + "; use -h for help"); 13293 } 13294 } 13295 13296 // Is the caller requesting to dump a particular piece of data? 13297 if (opti < args.length) { 13298 String cmd = args[opti]; 13299 opti++; 13300 // Is this a package name? 13301 if ("android".equals(cmd) || cmd.contains(".")) { 13302 packageName = cmd; 13303 // When dumping a single package, we always dump all of its 13304 // filter information since the amount of data will be reasonable. 13305 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 13306 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 13307 dumpState.setDump(DumpState.DUMP_LIBS); 13308 } else if ("f".equals(cmd) || "features".equals(cmd)) { 13309 dumpState.setDump(DumpState.DUMP_FEATURES); 13310 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 13311 dumpState.setDump(DumpState.DUMP_RESOLVERS); 13312 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 13313 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 13314 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 13315 dumpState.setDump(DumpState.DUMP_PREFERRED); 13316 } else if ("preferred-xml".equals(cmd)) { 13317 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 13318 if (opti < args.length && "--full".equals(args[opti])) { 13319 fullPreferred = true; 13320 opti++; 13321 } 13322 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 13323 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 13324 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 13325 dumpState.setDump(DumpState.DUMP_PACKAGES); 13326 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 13327 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 13328 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 13329 dumpState.setDump(DumpState.DUMP_PROVIDERS); 13330 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 13331 dumpState.setDump(DumpState.DUMP_MESSAGES); 13332 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 13333 dumpState.setDump(DumpState.DUMP_VERIFIERS); 13334 } else if ("i".equals(cmd) || "ifv".equals(cmd) 13335 || "intent-filter-verifiers".equals(cmd)) { 13336 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 13337 } else if ("version".equals(cmd)) { 13338 dumpState.setDump(DumpState.DUMP_VERSION); 13339 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 13340 dumpState.setDump(DumpState.DUMP_KEYSETS); 13341 } else if ("installs".equals(cmd)) { 13342 dumpState.setDump(DumpState.DUMP_INSTALLS); 13343 } else if ("write".equals(cmd)) { 13344 synchronized (mPackages) { 13345 mSettings.writeLPr(); 13346 pw.println("Settings written."); 13347 return; 13348 } 13349 } 13350 } 13351 13352 if (checkin) { 13353 pw.println("vers,1"); 13354 } 13355 13356 // reader 13357 synchronized (mPackages) { 13358 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 13359 if (!checkin) { 13360 if (dumpState.onTitlePrinted()) 13361 pw.println(); 13362 pw.println("Database versions:"); 13363 pw.print(" SDK Version:"); 13364 pw.print(" internal="); 13365 pw.print(mSettings.mInternalSdkPlatform); 13366 pw.print(" external="); 13367 pw.println(mSettings.mExternalSdkPlatform); 13368 pw.print(" DB Version:"); 13369 pw.print(" internal="); 13370 pw.print(mSettings.mInternalDatabaseVersion); 13371 pw.print(" external="); 13372 pw.println(mSettings.mExternalDatabaseVersion); 13373 } 13374 } 13375 13376 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 13377 if (!checkin) { 13378 if (dumpState.onTitlePrinted()) 13379 pw.println(); 13380 pw.println("Verifiers:"); 13381 pw.print(" Required: "); 13382 pw.print(mRequiredVerifierPackage); 13383 pw.print(" (uid="); 13384 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 13385 pw.println(")"); 13386 } else if (mRequiredVerifierPackage != null) { 13387 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 13388 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 13389 } 13390 } 13391 13392 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 13393 packageName == null) { 13394 if (mIntentFilterVerifierComponent != null) { 13395 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 13396 if (!checkin) { 13397 if (dumpState.onTitlePrinted()) 13398 pw.println(); 13399 pw.println("Intent Filter Verifier:"); 13400 pw.print(" Using: "); 13401 pw.print(verifierPackageName); 13402 pw.print(" (uid="); 13403 pw.print(getPackageUid(verifierPackageName, 0)); 13404 pw.println(")"); 13405 } else if (verifierPackageName != null) { 13406 pw.print("ifv,"); pw.print(verifierPackageName); 13407 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 13408 } 13409 } else { 13410 pw.println(); 13411 pw.println("No Intent Filter Verifier available!"); 13412 } 13413 } 13414 13415 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 13416 boolean printedHeader = false; 13417 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 13418 while (it.hasNext()) { 13419 String name = it.next(); 13420 SharedLibraryEntry ent = mSharedLibraries.get(name); 13421 if (!checkin) { 13422 if (!printedHeader) { 13423 if (dumpState.onTitlePrinted()) 13424 pw.println(); 13425 pw.println("Libraries:"); 13426 printedHeader = true; 13427 } 13428 pw.print(" "); 13429 } else { 13430 pw.print("lib,"); 13431 } 13432 pw.print(name); 13433 if (!checkin) { 13434 pw.print(" -> "); 13435 } 13436 if (ent.path != null) { 13437 if (!checkin) { 13438 pw.print("(jar) "); 13439 pw.print(ent.path); 13440 } else { 13441 pw.print(",jar,"); 13442 pw.print(ent.path); 13443 } 13444 } else { 13445 if (!checkin) { 13446 pw.print("(apk) "); 13447 pw.print(ent.apk); 13448 } else { 13449 pw.print(",apk,"); 13450 pw.print(ent.apk); 13451 } 13452 } 13453 pw.println(); 13454 } 13455 } 13456 13457 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 13458 if (dumpState.onTitlePrinted()) 13459 pw.println(); 13460 if (!checkin) { 13461 pw.println("Features:"); 13462 } 13463 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 13464 while (it.hasNext()) { 13465 String name = it.next(); 13466 if (!checkin) { 13467 pw.print(" "); 13468 } else { 13469 pw.print("feat,"); 13470 } 13471 pw.println(name); 13472 } 13473 } 13474 13475 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 13476 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 13477 : "Activity Resolver Table:", " ", packageName, 13478 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 13479 dumpState.setTitlePrinted(true); 13480 } 13481 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 13482 : "Receiver Resolver Table:", " ", packageName, 13483 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 13484 dumpState.setTitlePrinted(true); 13485 } 13486 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 13487 : "Service Resolver Table:", " ", packageName, 13488 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 13489 dumpState.setTitlePrinted(true); 13490 } 13491 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 13492 : "Provider Resolver Table:", " ", packageName, 13493 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 13494 dumpState.setTitlePrinted(true); 13495 } 13496 } 13497 13498 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 13499 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13500 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13501 int user = mSettings.mPreferredActivities.keyAt(i); 13502 if (pir.dump(pw, 13503 dumpState.getTitlePrinted() 13504 ? "\nPreferred Activities User " + user + ":" 13505 : "Preferred Activities User " + user + ":", " ", 13506 packageName, true, false)) { 13507 dumpState.setTitlePrinted(true); 13508 } 13509 } 13510 } 13511 13512 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 13513 pw.flush(); 13514 FileOutputStream fout = new FileOutputStream(fd); 13515 BufferedOutputStream str = new BufferedOutputStream(fout); 13516 XmlSerializer serializer = new FastXmlSerializer(); 13517 try { 13518 serializer.setOutput(str, "utf-8"); 13519 serializer.startDocument(null, true); 13520 serializer.setFeature( 13521 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 13522 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 13523 serializer.endDocument(); 13524 serializer.flush(); 13525 } catch (IllegalArgumentException e) { 13526 pw.println("Failed writing: " + e); 13527 } catch (IllegalStateException e) { 13528 pw.println("Failed writing: " + e); 13529 } catch (IOException e) { 13530 pw.println("Failed writing: " + e); 13531 } 13532 } 13533 13534 if (!checkin && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED)) { 13535 pw.println(); 13536 int count = mSettings.mPackages.size(); 13537 if (count == 0) { 13538 pw.println("No domain preferred apps!"); 13539 pw.println(); 13540 } else { 13541 final String prefix = " "; 13542 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 13543 if (allPackageSettings.size() == 0) { 13544 pw.println("No domain preferred apps!"); 13545 pw.println(); 13546 } else { 13547 pw.println("Domain preferred apps status:"); 13548 pw.println(); 13549 count = 0; 13550 for (PackageSetting ps : allPackageSettings) { 13551 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 13552 if (ivi == null || ivi.getPackageName() == null) continue; 13553 pw.println(prefix + "Package Name: " + ivi.getPackageName()); 13554 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 13555 pw.println(prefix + "Status: " + ivi.getStatusString()); 13556 pw.println(); 13557 count++; 13558 } 13559 if (count == 0) { 13560 pw.println(prefix + "No domain preferred app status!"); 13561 pw.println(); 13562 } 13563 for (int userId : sUserManager.getUserIds()) { 13564 pw.println("Domain preferred apps for User " + userId + ":"); 13565 pw.println(); 13566 count = 0; 13567 for (PackageSetting ps : allPackageSettings) { 13568 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 13569 if (ivi == null || ivi.getPackageName() == null) { 13570 continue; 13571 } 13572 final int status = ps.getDomainVerificationStatusForUser(userId); 13573 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 13574 continue; 13575 } 13576 pw.println(prefix + "Package Name: " + ivi.getPackageName()); 13577 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 13578 String statusStr = IntentFilterVerificationInfo. 13579 getStatusStringFromValue(status); 13580 pw.println(prefix + "Status: " + statusStr); 13581 pw.println(); 13582 count++; 13583 } 13584 if (count == 0) { 13585 pw.println(prefix + "No domain preferred apps!"); 13586 pw.println(); 13587 } 13588 } 13589 } 13590 } 13591 } 13592 13593 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 13594 mSettings.dumpPermissionsLPr(pw, packageName, dumpState); 13595 if (packageName == null) { 13596 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 13597 if (iperm == 0) { 13598 if (dumpState.onTitlePrinted()) 13599 pw.println(); 13600 pw.println("AppOp Permissions:"); 13601 } 13602 pw.print(" AppOp Permission "); 13603 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 13604 pw.println(":"); 13605 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 13606 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 13607 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 13608 } 13609 } 13610 } 13611 } 13612 13613 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 13614 boolean printedSomething = false; 13615 for (PackageParser.Provider p : mProviders.mProviders.values()) { 13616 if (packageName != null && !packageName.equals(p.info.packageName)) { 13617 continue; 13618 } 13619 if (!printedSomething) { 13620 if (dumpState.onTitlePrinted()) 13621 pw.println(); 13622 pw.println("Registered ContentProviders:"); 13623 printedSomething = true; 13624 } 13625 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 13626 pw.print(" "); pw.println(p.toString()); 13627 } 13628 printedSomething = false; 13629 for (Map.Entry<String, PackageParser.Provider> entry : 13630 mProvidersByAuthority.entrySet()) { 13631 PackageParser.Provider p = entry.getValue(); 13632 if (packageName != null && !packageName.equals(p.info.packageName)) { 13633 continue; 13634 } 13635 if (!printedSomething) { 13636 if (dumpState.onTitlePrinted()) 13637 pw.println(); 13638 pw.println("ContentProvider Authorities:"); 13639 printedSomething = true; 13640 } 13641 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 13642 pw.print(" "); pw.println(p.toString()); 13643 if (p.info != null && p.info.applicationInfo != null) { 13644 final String appInfo = p.info.applicationInfo.toString(); 13645 pw.print(" applicationInfo="); pw.println(appInfo); 13646 } 13647 } 13648 } 13649 13650 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 13651 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 13652 } 13653 13654 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 13655 mSettings.dumpPackagesLPr(pw, packageName, dumpState, checkin); 13656 } 13657 13658 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 13659 mSettings.dumpSharedUsersLPr(pw, packageName, dumpState, checkin); 13660 } 13661 13662 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 13663 // XXX should handle packageName != null by dumping only install data that 13664 // the given package is involved with. 13665 if (dumpState.onTitlePrinted()) pw.println(); 13666 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 13667 } 13668 13669 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 13670 if (dumpState.onTitlePrinted()) pw.println(); 13671 mSettings.dumpReadMessagesLPr(pw, dumpState); 13672 13673 pw.println(); 13674 pw.println("Package warning messages:"); 13675 BufferedReader in = null; 13676 String line = null; 13677 try { 13678 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 13679 while ((line = in.readLine()) != null) { 13680 if (line.contains("ignored: updated version")) continue; 13681 pw.println(line); 13682 } 13683 } catch (IOException ignored) { 13684 } finally { 13685 IoUtils.closeQuietly(in); 13686 } 13687 } 13688 13689 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 13690 BufferedReader in = null; 13691 String line = null; 13692 try { 13693 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 13694 while ((line = in.readLine()) != null) { 13695 if (line.contains("ignored: updated version")) continue; 13696 pw.print("msg,"); 13697 pw.println(line); 13698 } 13699 } catch (IOException ignored) { 13700 } finally { 13701 IoUtils.closeQuietly(in); 13702 } 13703 } 13704 } 13705 } 13706 13707 // ------- apps on sdcard specific code ------- 13708 static final boolean DEBUG_SD_INSTALL = false; 13709 13710 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 13711 13712 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 13713 13714 private boolean mMediaMounted = false; 13715 13716 static String getEncryptKey() { 13717 try { 13718 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 13719 SD_ENCRYPTION_KEYSTORE_NAME); 13720 if (sdEncKey == null) { 13721 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 13722 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 13723 if (sdEncKey == null) { 13724 Slog.e(TAG, "Failed to create encryption keys"); 13725 return null; 13726 } 13727 } 13728 return sdEncKey; 13729 } catch (NoSuchAlgorithmException nsae) { 13730 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 13731 return null; 13732 } catch (IOException ioe) { 13733 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 13734 return null; 13735 } 13736 } 13737 13738 /* 13739 * Update media status on PackageManager. 13740 */ 13741 @Override 13742 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 13743 int callingUid = Binder.getCallingUid(); 13744 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 13745 throw new SecurityException("Media status can only be updated by the system"); 13746 } 13747 // reader; this apparently protects mMediaMounted, but should probably 13748 // be a different lock in that case. 13749 synchronized (mPackages) { 13750 Log.i(TAG, "Updating external media status from " 13751 + (mMediaMounted ? "mounted" : "unmounted") + " to " 13752 + (mediaStatus ? "mounted" : "unmounted")); 13753 if (DEBUG_SD_INSTALL) 13754 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 13755 + ", mMediaMounted=" + mMediaMounted); 13756 if (mediaStatus == mMediaMounted) { 13757 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 13758 : 0, -1); 13759 mHandler.sendMessage(msg); 13760 return; 13761 } 13762 mMediaMounted = mediaStatus; 13763 } 13764 // Queue up an async operation since the package installation may take a 13765 // little while. 13766 mHandler.post(new Runnable() { 13767 public void run() { 13768 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 13769 } 13770 }); 13771 } 13772 13773 /** 13774 * Called by MountService when the initial ASECs to scan are available. 13775 * Should block until all the ASEC containers are finished being scanned. 13776 */ 13777 public void scanAvailableAsecs() { 13778 updateExternalMediaStatusInner(true, false, false); 13779 if (mShouldRestoreconData) { 13780 SELinuxMMAC.setRestoreconDone(); 13781 mShouldRestoreconData = false; 13782 } 13783 } 13784 13785 /* 13786 * Collect information of applications on external media, map them against 13787 * existing containers and update information based on current mount status. 13788 * Please note that we always have to report status if reportStatus has been 13789 * set to true especially when unloading packages. 13790 */ 13791 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 13792 boolean externalStorage) { 13793 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 13794 int[] uidArr = EmptyArray.INT; 13795 13796 final String[] list = PackageHelper.getSecureContainerList(); 13797 if (ArrayUtils.isEmpty(list)) { 13798 Log.i(TAG, "No secure containers found"); 13799 } else { 13800 // Process list of secure containers and categorize them 13801 // as active or stale based on their package internal state. 13802 13803 // reader 13804 synchronized (mPackages) { 13805 for (String cid : list) { 13806 // Leave stages untouched for now; installer service owns them 13807 if (PackageInstallerService.isStageName(cid)) continue; 13808 13809 if (DEBUG_SD_INSTALL) 13810 Log.i(TAG, "Processing container " + cid); 13811 String pkgName = getAsecPackageName(cid); 13812 if (pkgName == null) { 13813 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 13814 continue; 13815 } 13816 if (DEBUG_SD_INSTALL) 13817 Log.i(TAG, "Looking for pkg : " + pkgName); 13818 13819 final PackageSetting ps = mSettings.mPackages.get(pkgName); 13820 if (ps == null) { 13821 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 13822 continue; 13823 } 13824 13825 /* 13826 * Skip packages that are not external if we're unmounting 13827 * external storage. 13828 */ 13829 if (externalStorage && !isMounted && !isExternal(ps)) { 13830 continue; 13831 } 13832 13833 final AsecInstallArgs args = new AsecInstallArgs(cid, 13834 getAppDexInstructionSets(ps), ps.isForwardLocked()); 13835 // The package status is changed only if the code path 13836 // matches between settings and the container id. 13837 if (ps.codePathString != null 13838 && ps.codePathString.startsWith(args.getCodePath())) { 13839 if (DEBUG_SD_INSTALL) { 13840 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 13841 + " at code path: " + ps.codePathString); 13842 } 13843 13844 // We do have a valid package installed on sdcard 13845 processCids.put(args, ps.codePathString); 13846 final int uid = ps.appId; 13847 if (uid != -1) { 13848 uidArr = ArrayUtils.appendInt(uidArr, uid); 13849 } 13850 } else { 13851 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 13852 + ps.codePathString); 13853 } 13854 } 13855 } 13856 13857 Arrays.sort(uidArr); 13858 } 13859 13860 // Process packages with valid entries. 13861 if (isMounted) { 13862 if (DEBUG_SD_INSTALL) 13863 Log.i(TAG, "Loading packages"); 13864 loadMediaPackages(processCids, uidArr); 13865 startCleaningPackages(); 13866 mInstallerService.onSecureContainersAvailable(); 13867 } else { 13868 if (DEBUG_SD_INSTALL) 13869 Log.i(TAG, "Unloading packages"); 13870 unloadMediaPackages(processCids, uidArr, reportStatus); 13871 } 13872 } 13873 13874 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 13875 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 13876 final int size = infos.size(); 13877 final String[] packageNames = new String[size]; 13878 final int[] packageUids = new int[size]; 13879 for (int i = 0; i < size; i++) { 13880 final ApplicationInfo info = infos.get(i); 13881 packageNames[i] = info.packageName; 13882 packageUids[i] = info.uid; 13883 } 13884 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 13885 finishedReceiver); 13886 } 13887 13888 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 13889 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 13890 sendResourcesChangedBroadcast(mediaStatus, replacing, 13891 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 13892 } 13893 13894 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 13895 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 13896 int size = pkgList.length; 13897 if (size > 0) { 13898 // Send broadcasts here 13899 Bundle extras = new Bundle(); 13900 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 13901 if (uidArr != null) { 13902 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 13903 } 13904 if (replacing) { 13905 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 13906 } 13907 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 13908 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 13909 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 13910 } 13911 } 13912 13913 /* 13914 * Look at potentially valid container ids from processCids If package 13915 * information doesn't match the one on record or package scanning fails, 13916 * the cid is added to list of removeCids. We currently don't delete stale 13917 * containers. 13918 */ 13919 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 13920 ArrayList<String> pkgList = new ArrayList<String>(); 13921 Set<AsecInstallArgs> keys = processCids.keySet(); 13922 13923 for (AsecInstallArgs args : keys) { 13924 String codePath = processCids.get(args); 13925 if (DEBUG_SD_INSTALL) 13926 Log.i(TAG, "Loading container : " + args.cid); 13927 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 13928 try { 13929 // Make sure there are no container errors first. 13930 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 13931 Slog.e(TAG, "Failed to mount cid : " + args.cid 13932 + " when installing from sdcard"); 13933 continue; 13934 } 13935 // Check code path here. 13936 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 13937 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 13938 + " does not match one in settings " + codePath); 13939 continue; 13940 } 13941 // Parse package 13942 int parseFlags = mDefParseFlags; 13943 if (args.isExternalAsec()) { 13944 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 13945 } 13946 if (args.isFwdLocked()) { 13947 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 13948 } 13949 13950 synchronized (mInstallLock) { 13951 PackageParser.Package pkg = null; 13952 try { 13953 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 13954 } catch (PackageManagerException e) { 13955 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 13956 } 13957 // Scan the package 13958 if (pkg != null) { 13959 /* 13960 * TODO why is the lock being held? doPostInstall is 13961 * called in other places without the lock. This needs 13962 * to be straightened out. 13963 */ 13964 // writer 13965 synchronized (mPackages) { 13966 retCode = PackageManager.INSTALL_SUCCEEDED; 13967 pkgList.add(pkg.packageName); 13968 // Post process args 13969 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 13970 pkg.applicationInfo.uid); 13971 } 13972 } else { 13973 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 13974 } 13975 } 13976 13977 } finally { 13978 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 13979 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 13980 } 13981 } 13982 } 13983 // writer 13984 synchronized (mPackages) { 13985 // If the platform SDK has changed since the last time we booted, 13986 // we need to re-grant app permission to catch any new ones that 13987 // appear. This is really a hack, and means that apps can in some 13988 // cases get permissions that the user didn't initially explicitly 13989 // allow... it would be nice to have some better way to handle 13990 // this situation. 13991 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 13992 if (regrantPermissions) 13993 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 13994 + mSdkVersion + "; regranting permissions for external storage"); 13995 mSettings.mExternalSdkPlatform = mSdkVersion; 13996 13997 // Make sure group IDs have been assigned, and any permission 13998 // changes in other apps are accounted for 13999 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 14000 | (regrantPermissions 14001 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 14002 : 0)); 14003 14004 mSettings.updateExternalDatabaseVersion(); 14005 14006 // can downgrade to reader 14007 // Persist settings 14008 mSettings.writeLPr(); 14009 } 14010 // Send a broadcast to let everyone know we are done processing 14011 if (pkgList.size() > 0) { 14012 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 14013 } 14014 } 14015 14016 /* 14017 * Utility method to unload a list of specified containers 14018 */ 14019 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 14020 // Just unmount all valid containers. 14021 for (AsecInstallArgs arg : cidArgs) { 14022 synchronized (mInstallLock) { 14023 arg.doPostDeleteLI(false); 14024 } 14025 } 14026 } 14027 14028 /* 14029 * Unload packages mounted on external media. This involves deleting package 14030 * data from internal structures, sending broadcasts about diabled packages, 14031 * gc'ing to free up references, unmounting all secure containers 14032 * corresponding to packages on external media, and posting a 14033 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 14034 * that we always have to post this message if status has been requested no 14035 * matter what. 14036 */ 14037 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 14038 final boolean reportStatus) { 14039 if (DEBUG_SD_INSTALL) 14040 Log.i(TAG, "unloading media packages"); 14041 ArrayList<String> pkgList = new ArrayList<String>(); 14042 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 14043 final Set<AsecInstallArgs> keys = processCids.keySet(); 14044 for (AsecInstallArgs args : keys) { 14045 String pkgName = args.getPackageName(); 14046 if (DEBUG_SD_INSTALL) 14047 Log.i(TAG, "Trying to unload pkg : " + pkgName); 14048 // Delete package internally 14049 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 14050 synchronized (mInstallLock) { 14051 boolean res = deletePackageLI(pkgName, null, false, null, null, 14052 PackageManager.DELETE_KEEP_DATA, outInfo, false); 14053 if (res) { 14054 pkgList.add(pkgName); 14055 } else { 14056 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 14057 failedList.add(args); 14058 } 14059 } 14060 } 14061 14062 // reader 14063 synchronized (mPackages) { 14064 // We didn't update the settings after removing each package; 14065 // write them now for all packages. 14066 mSettings.writeLPr(); 14067 } 14068 14069 // We have to absolutely send UPDATED_MEDIA_STATUS only 14070 // after confirming that all the receivers processed the ordered 14071 // broadcast when packages get disabled, force a gc to clean things up. 14072 // and unload all the containers. 14073 if (pkgList.size() > 0) { 14074 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 14075 new IIntentReceiver.Stub() { 14076 public void performReceive(Intent intent, int resultCode, String data, 14077 Bundle extras, boolean ordered, boolean sticky, 14078 int sendingUser) throws RemoteException { 14079 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 14080 reportStatus ? 1 : 0, 1, keys); 14081 mHandler.sendMessage(msg); 14082 } 14083 }); 14084 } else { 14085 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 14086 keys); 14087 mHandler.sendMessage(msg); 14088 } 14089 } 14090 14091 private void loadPrivatePackages(VolumeInfo vol) { 14092 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 14093 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 14094 synchronized (mPackages) { 14095 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 14096 for (PackageSetting ps : packages) { 14097 synchronized (mInstallLock) { 14098 final PackageParser.Package pkg; 14099 try { 14100 pkg = scanPackageLI(ps.codePath, parseFlags, 0, 0, null); 14101 loaded.add(pkg.applicationInfo); 14102 } catch (PackageManagerException e) { 14103 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 14104 } 14105 } 14106 } 14107 14108 // TODO: regrant any permissions that changed based since original install 14109 14110 mSettings.writeLPr(); 14111 } 14112 14113 Slog.d(TAG, "Loaded packages " + loaded); 14114 sendResourcesChangedBroadcast(true, false, loaded, null); 14115 } 14116 14117 private void unloadPrivatePackages(VolumeInfo vol) { 14118 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 14119 synchronized (mPackages) { 14120 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 14121 for (PackageSetting ps : packages) { 14122 if (ps.pkg == null) continue; 14123 synchronized (mInstallLock) { 14124 final ApplicationInfo info = ps.pkg.applicationInfo; 14125 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 14126 if (deletePackageLI(ps.name, null, false, null, null, 14127 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 14128 unloaded.add(info); 14129 } else { 14130 Slog.w(TAG, "Failed to unload " + ps.codePath); 14131 } 14132 } 14133 } 14134 14135 mSettings.writeLPr(); 14136 } 14137 14138 Slog.d(TAG, "Unloaded packages " + unloaded); 14139 sendResourcesChangedBroadcast(false, false, unloaded, null); 14140 } 14141 14142 @Override 14143 public void movePackage(final String packageName, final IPackageMoveObserver observer, 14144 final int flags) { 14145 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 14146 14147 final int installFlags; 14148 if ((flags & MOVE_INTERNAL) != 0) { 14149 installFlags = INSTALL_INTERNAL; 14150 } else if ((flags & MOVE_EXTERNAL_MEDIA) != 0) { 14151 installFlags = INSTALL_EXTERNAL; 14152 } else { 14153 throw new IllegalArgumentException("Unsupported move flags " + flags); 14154 } 14155 14156 try { 14157 movePackageInternal(packageName, null, installFlags, false, observer); 14158 } catch (PackageManagerException e) { 14159 Slog.d(TAG, "Failed to move " + packageName, e); 14160 try { 14161 observer.packageMoved(packageName, e.error); 14162 } catch (RemoteException ignored) { 14163 } 14164 } 14165 } 14166 14167 @Override 14168 public void movePackageAndData(final String packageName, final String volumeUuid, 14169 final IPackageMoveObserver observer) { 14170 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 14171 try { 14172 movePackageInternal(packageName, volumeUuid, INSTALL_INTERNAL, true, observer); 14173 } catch (PackageManagerException e) { 14174 Slog.d(TAG, "Failed to move " + packageName, e); 14175 try { 14176 observer.packageMoved(packageName, e.error); 14177 } catch (RemoteException ignored) { 14178 } 14179 } 14180 } 14181 14182 private void movePackageInternal(final String packageName, String volumeUuid, int installFlags, 14183 boolean andData, final IPackageMoveObserver observer) throws PackageManagerException { 14184 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 14185 14186 File codeFile = null; 14187 String installerPackageName = null; 14188 String packageAbiOverride = null; 14189 14190 // TOOD: move app private data before installing 14191 14192 // reader 14193 synchronized (mPackages) { 14194 final PackageParser.Package pkg = mPackages.get(packageName); 14195 final PackageSetting ps = mSettings.mPackages.get(packageName); 14196 if (pkg == null || ps == null) { 14197 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 14198 } 14199 14200 if (pkg.applicationInfo.isSystemApp()) { 14201 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 14202 "Cannot move system application"); 14203 } else if (pkg.mOperationPending) { 14204 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 14205 "Attempt to move package which has pending operations"); 14206 } 14207 14208 // TODO: yell if already in desired location 14209 14210 pkg.mOperationPending = true; 14211 14212 codeFile = new File(pkg.codePath); 14213 installerPackageName = ps.installerPackageName; 14214 packageAbiOverride = ps.cpuAbiOverrideString; 14215 } 14216 14217 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 14218 @Override 14219 public void onUserActionRequired(Intent intent) throws RemoteException { 14220 throw new IllegalStateException(); 14221 } 14222 14223 @Override 14224 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 14225 Bundle extras) throws RemoteException { 14226 Slog.d(TAG, "Install result for move: " 14227 + PackageManager.installStatusToString(returnCode, msg)); 14228 14229 // We usually have a new package now after the install, but if 14230 // we failed we need to clear the pending flag on the original 14231 // package object. 14232 synchronized (mPackages) { 14233 final PackageParser.Package pkg = mPackages.get(packageName); 14234 if (pkg != null) { 14235 pkg.mOperationPending = false; 14236 } 14237 } 14238 14239 final int status = PackageManager.installStatusToPublicStatus(returnCode); 14240 switch (status) { 14241 case PackageInstaller.STATUS_SUCCESS: 14242 observer.packageMoved(packageName, PackageManager.MOVE_SUCCEEDED); 14243 break; 14244 case PackageInstaller.STATUS_FAILURE_STORAGE: 14245 observer.packageMoved(packageName, PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 14246 break; 14247 default: 14248 observer.packageMoved(packageName, PackageManager.MOVE_FAILED_INTERNAL_ERROR); 14249 break; 14250 } 14251 } 14252 }; 14253 14254 // Treat a move like reinstalling an existing app, which ensures that we 14255 // process everythign uniformly, like unpacking native libraries. 14256 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 14257 14258 final Message msg = mHandler.obtainMessage(INIT_COPY); 14259 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 14260 msg.obj = new InstallParams(origin, installObserver, installFlags, 14261 installerPackageName, volumeUuid, null, user, packageAbiOverride); 14262 mHandler.sendMessage(msg); 14263 } 14264 14265 @Override 14266 public boolean setInstallLocation(int loc) { 14267 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 14268 null); 14269 if (getInstallLocation() == loc) { 14270 return true; 14271 } 14272 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 14273 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 14274 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 14275 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 14276 return true; 14277 } 14278 return false; 14279 } 14280 14281 @Override 14282 public int getInstallLocation() { 14283 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14284 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 14285 PackageHelper.APP_INSTALL_AUTO); 14286 } 14287 14288 /** Called by UserManagerService */ 14289 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 14290 mDirtyUsers.remove(userHandle); 14291 mSettings.removeUserLPw(userHandle); 14292 mPendingBroadcasts.remove(userHandle); 14293 if (mInstaller != null) { 14294 // Technically, we shouldn't be doing this with the package lock 14295 // held. However, this is very rare, and there is already so much 14296 // other disk I/O going on, that we'll let it slide for now. 14297 mInstaller.removeUserDataDirs(userHandle); 14298 } 14299 mUserNeedsBadging.delete(userHandle); 14300 removeUnusedPackagesLILPw(userManager, userHandle); 14301 } 14302 14303 /** 14304 * We're removing userHandle and would like to remove any downloaded packages 14305 * that are no longer in use by any other user. 14306 * @param userHandle the user being removed 14307 */ 14308 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 14309 final boolean DEBUG_CLEAN_APKS = false; 14310 int [] users = userManager.getUserIdsLPr(); 14311 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 14312 while (psit.hasNext()) { 14313 PackageSetting ps = psit.next(); 14314 if (ps.pkg == null) { 14315 continue; 14316 } 14317 final String packageName = ps.pkg.packageName; 14318 // Skip over if system app 14319 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 14320 continue; 14321 } 14322 if (DEBUG_CLEAN_APKS) { 14323 Slog.i(TAG, "Checking package " + packageName); 14324 } 14325 boolean keep = false; 14326 for (int i = 0; i < users.length; i++) { 14327 if (users[i] != userHandle && ps.getInstalled(users[i])) { 14328 keep = true; 14329 if (DEBUG_CLEAN_APKS) { 14330 Slog.i(TAG, " Keeping package " + packageName + " for user " 14331 + users[i]); 14332 } 14333 break; 14334 } 14335 } 14336 if (!keep) { 14337 if (DEBUG_CLEAN_APKS) { 14338 Slog.i(TAG, " Removing package " + packageName); 14339 } 14340 mHandler.post(new Runnable() { 14341 public void run() { 14342 deletePackageX(packageName, userHandle, 0); 14343 } //end run 14344 }); 14345 } 14346 } 14347 } 14348 14349 /** Called by UserManagerService */ 14350 void createNewUserLILPw(int userHandle, File path) { 14351 if (mInstaller != null) { 14352 mInstaller.createUserConfig(userHandle); 14353 mSettings.createNewUserLILPw(this, mInstaller, userHandle, path); 14354 } 14355 } 14356 14357 void newUserCreatedLILPw(int userHandle) { 14358 // Adding a user requires updating runtime permissions for system apps. 14359 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 14360 } 14361 14362 @Override 14363 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 14364 mContext.enforceCallingOrSelfPermission( 14365 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 14366 "Only package verification agents can read the verifier device identity"); 14367 14368 synchronized (mPackages) { 14369 return mSettings.getVerifierDeviceIdentityLPw(); 14370 } 14371 } 14372 14373 @Override 14374 public void setPermissionEnforced(String permission, boolean enforced) { 14375 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 14376 if (READ_EXTERNAL_STORAGE.equals(permission)) { 14377 synchronized (mPackages) { 14378 if (mSettings.mReadExternalStorageEnforced == null 14379 || mSettings.mReadExternalStorageEnforced != enforced) { 14380 mSettings.mReadExternalStorageEnforced = enforced; 14381 mSettings.writeLPr(); 14382 } 14383 } 14384 // kill any non-foreground processes so we restart them and 14385 // grant/revoke the GID. 14386 final IActivityManager am = ActivityManagerNative.getDefault(); 14387 if (am != null) { 14388 final long token = Binder.clearCallingIdentity(); 14389 try { 14390 am.killProcessesBelowForeground("setPermissionEnforcement"); 14391 } catch (RemoteException e) { 14392 } finally { 14393 Binder.restoreCallingIdentity(token); 14394 } 14395 } 14396 } else { 14397 throw new IllegalArgumentException("No selective enforcement for " + permission); 14398 } 14399 } 14400 14401 @Override 14402 @Deprecated 14403 public boolean isPermissionEnforced(String permission) { 14404 return true; 14405 } 14406 14407 @Override 14408 public boolean isStorageLow() { 14409 final long token = Binder.clearCallingIdentity(); 14410 try { 14411 final DeviceStorageMonitorInternal 14412 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 14413 if (dsm != null) { 14414 return dsm.isMemoryLow(); 14415 } else { 14416 return false; 14417 } 14418 } finally { 14419 Binder.restoreCallingIdentity(token); 14420 } 14421 } 14422 14423 @Override 14424 public IPackageInstaller getPackageInstaller() { 14425 return mInstallerService; 14426 } 14427 14428 private boolean userNeedsBadging(int userId) { 14429 int index = mUserNeedsBadging.indexOfKey(userId); 14430 if (index < 0) { 14431 final UserInfo userInfo; 14432 final long token = Binder.clearCallingIdentity(); 14433 try { 14434 userInfo = sUserManager.getUserInfo(userId); 14435 } finally { 14436 Binder.restoreCallingIdentity(token); 14437 } 14438 final boolean b; 14439 if (userInfo != null && userInfo.isManagedProfile()) { 14440 b = true; 14441 } else { 14442 b = false; 14443 } 14444 mUserNeedsBadging.put(userId, b); 14445 return b; 14446 } 14447 return mUserNeedsBadging.valueAt(index); 14448 } 14449 14450 @Override 14451 public KeySet getKeySetByAlias(String packageName, String alias) { 14452 if (packageName == null || alias == null) { 14453 return null; 14454 } 14455 synchronized(mPackages) { 14456 final PackageParser.Package pkg = mPackages.get(packageName); 14457 if (pkg == null) { 14458 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 14459 throw new IllegalArgumentException("Unknown package: " + packageName); 14460 } 14461 KeySetManagerService ksms = mSettings.mKeySetManagerService; 14462 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 14463 } 14464 } 14465 14466 @Override 14467 public KeySet getSigningKeySet(String packageName) { 14468 if (packageName == null) { 14469 return null; 14470 } 14471 synchronized(mPackages) { 14472 final PackageParser.Package pkg = mPackages.get(packageName); 14473 if (pkg == null) { 14474 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 14475 throw new IllegalArgumentException("Unknown package: " + packageName); 14476 } 14477 if (pkg.applicationInfo.uid != Binder.getCallingUid() 14478 && Process.SYSTEM_UID != Binder.getCallingUid()) { 14479 throw new SecurityException("May not access signing KeySet of other apps."); 14480 } 14481 KeySetManagerService ksms = mSettings.mKeySetManagerService; 14482 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 14483 } 14484 } 14485 14486 @Override 14487 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 14488 if (packageName == null || ks == null) { 14489 return false; 14490 } 14491 synchronized(mPackages) { 14492 final PackageParser.Package pkg = mPackages.get(packageName); 14493 if (pkg == null) { 14494 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 14495 throw new IllegalArgumentException("Unknown package: " + packageName); 14496 } 14497 IBinder ksh = ks.getToken(); 14498 if (ksh instanceof KeySetHandle) { 14499 KeySetManagerService ksms = mSettings.mKeySetManagerService; 14500 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 14501 } 14502 return false; 14503 } 14504 } 14505 14506 @Override 14507 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 14508 if (packageName == null || ks == null) { 14509 return false; 14510 } 14511 synchronized(mPackages) { 14512 final PackageParser.Package pkg = mPackages.get(packageName); 14513 if (pkg == null) { 14514 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 14515 throw new IllegalArgumentException("Unknown package: " + packageName); 14516 } 14517 IBinder ksh = ks.getToken(); 14518 if (ksh instanceof KeySetHandle) { 14519 KeySetManagerService ksms = mSettings.mKeySetManagerService; 14520 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 14521 } 14522 return false; 14523 } 14524 } 14525 14526 public void getUsageStatsIfNoPackageUsageInfo() { 14527 if (!mPackageUsage.isHistoricalPackageUsageAvailable()) { 14528 UsageStatsManager usm = (UsageStatsManager) mContext.getSystemService(Context.USAGE_STATS_SERVICE); 14529 if (usm == null) { 14530 throw new IllegalStateException("UsageStatsManager must be initialized"); 14531 } 14532 long now = System.currentTimeMillis(); 14533 Map<String, UsageStats> stats = usm.queryAndAggregateUsageStats(now - mDexOptLRUThresholdInMills, now); 14534 for (Map.Entry<String, UsageStats> entry : stats.entrySet()) { 14535 String packageName = entry.getKey(); 14536 PackageParser.Package pkg = mPackages.get(packageName); 14537 if (pkg == null) { 14538 continue; 14539 } 14540 UsageStats usage = entry.getValue(); 14541 pkg.mLastPackageUsageTimeInMills = usage.getLastTimeUsed(); 14542 mPackageUsage.mIsHistoricalPackageUsageAvailable = true; 14543 } 14544 } 14545 } 14546 14547 /** 14548 * Check and throw if the given before/after packages would be considered a 14549 * downgrade. 14550 */ 14551 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 14552 throws PackageManagerException { 14553 if (after.versionCode < before.mVersionCode) { 14554 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 14555 "Update version code " + after.versionCode + " is older than current " 14556 + before.mVersionCode); 14557 } else if (after.versionCode == before.mVersionCode) { 14558 if (after.baseRevisionCode < before.baseRevisionCode) { 14559 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 14560 "Update base revision code " + after.baseRevisionCode 14561 + " is older than current " + before.baseRevisionCode); 14562 } 14563 14564 if (!ArrayUtils.isEmpty(after.splitNames)) { 14565 for (int i = 0; i < after.splitNames.length; i++) { 14566 final String splitName = after.splitNames[i]; 14567 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 14568 if (j != -1) { 14569 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 14570 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 14571 "Update split " + splitName + " revision code " 14572 + after.splitRevisionCodes[i] + " is older than current " 14573 + before.splitRevisionCodes[j]); 14574 } 14575 } 14576 } 14577 } 14578 } 14579 } 14580} 14581