PackageManagerService.java revision a50f89ffeb9cc5d87cc71079d01279ea57bc044a
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.DELETE_PACKAGES; 20import static android.Manifest.permission.INSTALL_PACKAGES; 21import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 22import static android.Manifest.permission.REQUEST_DELETE_PACKAGES; 23import static android.Manifest.permission.REQUEST_INSTALL_PACKAGES; 24import static android.Manifest.permission.WRITE_EXTERNAL_STORAGE; 25import static android.Manifest.permission.WRITE_MEDIA_STORAGE; 26import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 27import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 28import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 29import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 30import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 31import static android.content.pm.PackageManager.DELETE_KEEP_DATA; 32import static android.content.pm.PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 33import static android.content.pm.PackageManager.FLAG_PERMISSION_POLICY_FIXED; 34import static android.content.pm.PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 35import static android.content.pm.PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 36import static android.content.pm.PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 37import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_FIXED; 38import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_SET; 39import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 40import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 41import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 42import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 43import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 44import static android.content.pm.PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID; 45import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 46import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 47import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 48import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 49import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 50import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 51import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 52import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 53import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 54import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 55import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 56import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 57import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 58import static android.content.pm.PackageManager.INSTALL_INTERNAL; 59import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 60import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 61import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK; 62import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 63import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 64import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 65import static android.content.pm.PackageManager.MATCH_ALL; 66import static android.content.pm.PackageManager.MATCH_ANY_USER; 67import static android.content.pm.PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 68import static android.content.pm.PackageManager.MATCH_DIRECT_BOOT_AWARE; 69import static android.content.pm.PackageManager.MATCH_DIRECT_BOOT_UNAWARE; 70import static android.content.pm.PackageManager.MATCH_DISABLED_COMPONENTS; 71import static android.content.pm.PackageManager.MATCH_FACTORY_ONLY; 72import static android.content.pm.PackageManager.MATCH_KNOWN_PACKAGES; 73import static android.content.pm.PackageManager.MATCH_SYSTEM_ONLY; 74import static android.content.pm.PackageManager.MATCH_UNINSTALLED_PACKAGES; 75import static android.content.pm.PackageManager.MOVE_FAILED_3RD_PARTY_NOT_ALLOWED_ON_INTERNAL; 76import static android.content.pm.PackageManager.MOVE_FAILED_DEVICE_ADMIN; 77import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 78import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 79import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 80import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 81import static android.content.pm.PackageManager.PERMISSION_DENIED; 82import static android.content.pm.PackageManager.PERMISSION_GRANTED; 83import static android.content.pm.PackageParser.PARSE_IS_PRIVILEGED; 84import static android.content.pm.PackageParser.isApkFile; 85import static android.os.Trace.TRACE_TAG_PACKAGE_MANAGER; 86import static android.system.OsConstants.O_CREAT; 87import static android.system.OsConstants.O_RDWR; 88import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 89import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_PARENT; 90import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 91import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 92import static com.android.internal.util.ArrayUtils.appendInt; 93import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 94import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 95import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 96import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 97import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 98import static com.android.server.pm.PackageManagerServiceCompilerMapping.getCompilerFilterForReason; 99import static com.android.server.pm.PackageManagerServiceCompilerMapping.getDefaultCompilerFilter; 100import static com.android.server.pm.PackageManagerServiceCompilerMapping.getNonProfileGuidedCompilerFilter; 101import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_FAILURE; 102import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS; 103import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED; 104 105import android.Manifest; 106import android.annotation.NonNull; 107import android.annotation.Nullable; 108import android.app.ActivityManager; 109import android.app.AppOpsManager; 110import android.app.IActivityManager; 111import android.app.ResourcesManager; 112import android.app.admin.IDevicePolicyManager; 113import android.app.admin.SecurityLog; 114import android.app.backup.IBackupManager; 115import android.content.BroadcastReceiver; 116import android.content.ComponentName; 117import android.content.ContentResolver; 118import android.content.Context; 119import android.content.IIntentReceiver; 120import android.content.Intent; 121import android.content.IntentFilter; 122import android.content.IntentSender; 123import android.content.IntentSender.SendIntentException; 124import android.content.ServiceConnection; 125import android.content.pm.ActivityInfo; 126import android.content.pm.ApplicationInfo; 127import android.content.pm.AppsQueryHelper; 128import android.content.pm.ChangedPackages; 129import android.content.pm.ComponentInfo; 130import android.content.pm.InstantAppRequest; 131import android.content.pm.AuxiliaryResolveInfo; 132import android.content.pm.FallbackCategoryProvider; 133import android.content.pm.FeatureInfo; 134import android.content.pm.IOnPermissionsChangeListener; 135import android.content.pm.IPackageDataObserver; 136import android.content.pm.IPackageDeleteObserver; 137import android.content.pm.IPackageDeleteObserver2; 138import android.content.pm.IPackageInstallObserver2; 139import android.content.pm.IPackageInstaller; 140import android.content.pm.IPackageManager; 141import android.content.pm.IPackageMoveObserver; 142import android.content.pm.IPackageStatsObserver; 143import android.content.pm.InstantAppInfo; 144import android.content.pm.InstantAppResolveInfo; 145import android.content.pm.InstrumentationInfo; 146import android.content.pm.IntentFilterVerificationInfo; 147import android.content.pm.KeySet; 148import android.content.pm.PackageCleanItem; 149import android.content.pm.PackageInfo; 150import android.content.pm.PackageInfoLite; 151import android.content.pm.PackageInstaller; 152import android.content.pm.PackageManager; 153import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 154import android.content.pm.PackageManagerInternal; 155import android.content.pm.PackageParser; 156import android.content.pm.PackageParser.ActivityIntentInfo; 157import android.content.pm.PackageParser.PackageLite; 158import android.content.pm.PackageParser.PackageParserException; 159import android.content.pm.PackageStats; 160import android.content.pm.PackageUserState; 161import android.content.pm.ParceledListSlice; 162import android.content.pm.PermissionGroupInfo; 163import android.content.pm.PermissionInfo; 164import android.content.pm.ProviderInfo; 165import android.content.pm.ResolveInfo; 166import android.content.pm.ServiceInfo; 167import android.content.pm.SharedLibraryInfo; 168import android.content.pm.Signature; 169import android.content.pm.UserInfo; 170import android.content.pm.VerifierDeviceIdentity; 171import android.content.pm.VerifierInfo; 172import android.content.pm.VersionedPackage; 173import android.content.res.Resources; 174import android.database.ContentObserver; 175import android.graphics.Bitmap; 176import android.hardware.display.DisplayManager; 177import android.net.Uri; 178import android.os.Binder; 179import android.os.Build; 180import android.os.Bundle; 181import android.os.Debug; 182import android.os.Environment; 183import android.os.Environment.UserEnvironment; 184import android.os.FileUtils; 185import android.os.Handler; 186import android.os.IBinder; 187import android.os.Looper; 188import android.os.Message; 189import android.os.Parcel; 190import android.os.ParcelFileDescriptor; 191import android.os.PatternMatcher; 192import android.os.Process; 193import android.os.RemoteCallbackList; 194import android.os.RemoteException; 195import android.os.ResultReceiver; 196import android.os.SELinux; 197import android.os.ServiceManager; 198import android.os.ShellCallback; 199import android.os.SystemClock; 200import android.os.SystemProperties; 201import android.os.Trace; 202import android.os.UserHandle; 203import android.os.UserManager; 204import android.os.UserManagerInternal; 205import android.os.storage.IStorageManager; 206import android.os.storage.StorageEventListener; 207import android.os.storage.StorageManager; 208import android.os.storage.StorageManagerInternal; 209import android.os.storage.VolumeInfo; 210import android.os.storage.VolumeRecord; 211import android.provider.Settings.Global; 212import android.provider.Settings.Secure; 213import android.security.KeyStore; 214import android.security.SystemKeyStore; 215import android.service.pm.PackageServiceDumpProto; 216import android.system.ErrnoException; 217import android.system.Os; 218import android.text.TextUtils; 219import android.text.format.DateUtils; 220import android.util.ArrayMap; 221import android.util.ArraySet; 222import android.util.Base64; 223import android.util.BootTimingsTraceLog; 224import android.util.DisplayMetrics; 225import android.util.EventLog; 226import android.util.ExceptionUtils; 227import android.util.Log; 228import android.util.LogPrinter; 229import android.util.MathUtils; 230import android.util.PackageUtils; 231import android.util.Pair; 232import android.util.PrintStreamPrinter; 233import android.util.Slog; 234import android.util.SparseArray; 235import android.util.SparseBooleanArray; 236import android.util.SparseIntArray; 237import android.util.Xml; 238import android.util.jar.StrictJarFile; 239import android.util.proto.ProtoOutputStream; 240import android.view.Display; 241 242import com.android.internal.R; 243import com.android.internal.annotations.GuardedBy; 244import com.android.internal.app.IMediaContainerService; 245import com.android.internal.app.ResolverActivity; 246import com.android.internal.content.NativeLibraryHelper; 247import com.android.internal.content.PackageHelper; 248import com.android.internal.logging.MetricsLogger; 249import com.android.internal.logging.nano.MetricsProto.MetricsEvent; 250import com.android.internal.os.IParcelFileDescriptorFactory; 251import com.android.internal.os.RoSystemProperties; 252import com.android.internal.os.SomeArgs; 253import com.android.internal.os.Zygote; 254import com.android.internal.telephony.CarrierAppUtils; 255import com.android.internal.util.ArrayUtils; 256import com.android.internal.util.ConcurrentUtils; 257import com.android.internal.util.DumpUtils; 258import com.android.internal.util.FastPrintWriter; 259import com.android.internal.util.FastXmlSerializer; 260import com.android.internal.util.IndentingPrintWriter; 261import com.android.internal.util.Preconditions; 262import com.android.internal.util.XmlUtils; 263import com.android.server.AttributeCache; 264import com.android.server.DeviceIdleController; 265import com.android.server.EventLogTags; 266import com.android.server.FgThread; 267import com.android.server.IntentResolver; 268import com.android.server.LocalServices; 269import com.android.server.LockGuard; 270import com.android.server.ServiceThread; 271import com.android.server.SystemConfig; 272import com.android.server.SystemServerInitThreadPool; 273import com.android.server.Watchdog; 274import com.android.server.net.NetworkPolicyManagerInternal; 275import com.android.server.pm.Installer.InstallerException; 276import com.android.server.pm.PermissionsState.PermissionState; 277import com.android.server.pm.Settings.DatabaseVersion; 278import com.android.server.pm.Settings.VersionInfo; 279import com.android.server.pm.dex.DexManager; 280import com.android.server.storage.DeviceStorageMonitorInternal; 281 282import dalvik.system.CloseGuard; 283import dalvik.system.DexFile; 284import dalvik.system.VMRuntime; 285 286import libcore.io.IoUtils; 287import libcore.util.EmptyArray; 288 289import org.xmlpull.v1.XmlPullParser; 290import org.xmlpull.v1.XmlPullParserException; 291import org.xmlpull.v1.XmlSerializer; 292 293import java.io.BufferedOutputStream; 294import java.io.BufferedReader; 295import java.io.ByteArrayInputStream; 296import java.io.ByteArrayOutputStream; 297import java.io.File; 298import java.io.FileDescriptor; 299import java.io.FileInputStream; 300import java.io.FileOutputStream; 301import java.io.FileReader; 302import java.io.FilenameFilter; 303import java.io.IOException; 304import java.io.PrintWriter; 305import java.nio.charset.StandardCharsets; 306import java.security.DigestInputStream; 307import java.security.MessageDigest; 308import java.security.NoSuchAlgorithmException; 309import java.security.PublicKey; 310import java.security.SecureRandom; 311import java.security.cert.Certificate; 312import java.security.cert.CertificateEncodingException; 313import java.security.cert.CertificateException; 314import java.text.SimpleDateFormat; 315import java.util.ArrayList; 316import java.util.Arrays; 317import java.util.Collection; 318import java.util.Collections; 319import java.util.Comparator; 320import java.util.Date; 321import java.util.HashMap; 322import java.util.HashSet; 323import java.util.Iterator; 324import java.util.List; 325import java.util.Map; 326import java.util.Objects; 327import java.util.Set; 328import java.util.concurrent.CountDownLatch; 329import java.util.concurrent.Future; 330import java.util.concurrent.TimeUnit; 331import java.util.concurrent.atomic.AtomicBoolean; 332import java.util.concurrent.atomic.AtomicInteger; 333 334/** 335 * Keep track of all those APKs everywhere. 336 * <p> 337 * Internally there are two important locks: 338 * <ul> 339 * <li>{@link #mPackages} is used to guard all in-memory parsed package details 340 * and other related state. It is a fine-grained lock that should only be held 341 * momentarily, as it's one of the most contended locks in the system. 342 * <li>{@link #mInstallLock} is used to guard all {@code installd} access, whose 343 * operations typically involve heavy lifting of application data on disk. Since 344 * {@code installd} is single-threaded, and it's operations can often be slow, 345 * this lock should never be acquired while already holding {@link #mPackages}. 346 * Conversely, it's safe to acquire {@link #mPackages} momentarily while already 347 * holding {@link #mInstallLock}. 348 * </ul> 349 * Many internal methods rely on the caller to hold the appropriate locks, and 350 * this contract is expressed through method name suffixes: 351 * <ul> 352 * <li>fooLI(): the caller must hold {@link #mInstallLock} 353 * <li>fooLIF(): the caller must hold {@link #mInstallLock} and the package 354 * being modified must be frozen 355 * <li>fooLPr(): the caller must hold {@link #mPackages} for reading 356 * <li>fooLPw(): the caller must hold {@link #mPackages} for writing 357 * </ul> 358 * <p> 359 * Because this class is very central to the platform's security; please run all 360 * CTS and unit tests whenever making modifications: 361 * 362 * <pre> 363 * $ runtest -c android.content.pm.PackageManagerTests frameworks-core 364 * $ cts-tradefed run commandAndExit cts -m CtsAppSecurityHostTestCases 365 * </pre> 366 */ 367public class PackageManagerService extends IPackageManager.Stub 368 implements PackageSender { 369 static final String TAG = "PackageManager"; 370 static final boolean DEBUG_SETTINGS = false; 371 static final boolean DEBUG_PREFERRED = false; 372 static final boolean DEBUG_UPGRADE = false; 373 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 374 private static final boolean DEBUG_BACKUP = false; 375 private static final boolean DEBUG_INSTALL = false; 376 private static final boolean DEBUG_REMOVE = false; 377 private static final boolean DEBUG_BROADCASTS = false; 378 private static final boolean DEBUG_SHOW_INFO = false; 379 private static final boolean DEBUG_PACKAGE_INFO = false; 380 private static final boolean DEBUG_INTENT_MATCHING = false; 381 private static final boolean DEBUG_PACKAGE_SCANNING = false; 382 private static final boolean DEBUG_VERIFY = false; 383 private static final boolean DEBUG_FILTERS = false; 384 385 // Debug output for dexopting. This is shared between PackageManagerService, OtaDexoptService 386 // and PackageDexOptimizer. All these classes have their own flag to allow switching a single 387 // user, but by default initialize to this. 388 public static final boolean DEBUG_DEXOPT = false; 389 390 private static final boolean DEBUG_ABI_SELECTION = false; 391 private static final boolean DEBUG_EPHEMERAL = Build.IS_DEBUGGABLE; 392 private static final boolean DEBUG_TRIAGED_MISSING = false; 393 private static final boolean DEBUG_APP_DATA = false; 394 395 /** REMOVE. According to Svet, this was only used to reset permissions during development. */ 396 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = false; 397 398 private static final boolean HIDE_EPHEMERAL_APIS = false; 399 400 private static final boolean ENABLE_FREE_CACHE_V2 = 401 SystemProperties.getBoolean("fw.free_cache_v2", true); 402 403 private static final int RADIO_UID = Process.PHONE_UID; 404 private static final int LOG_UID = Process.LOG_UID; 405 private static final int NFC_UID = Process.NFC_UID; 406 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 407 private static final int SHELL_UID = Process.SHELL_UID; 408 409 // Cap the size of permission trees that 3rd party apps can define 410 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 411 412 // Suffix used during package installation when copying/moving 413 // package apks to install directory. 414 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 415 416 static final int SCAN_NO_DEX = 1<<1; 417 static final int SCAN_FORCE_DEX = 1<<2; 418 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 419 static final int SCAN_NEW_INSTALL = 1<<4; 420 static final int SCAN_UPDATE_TIME = 1<<5; 421 static final int SCAN_BOOTING = 1<<6; 422 static final int SCAN_TRUSTED_OVERLAY = 1<<7; 423 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<8; 424 static final int SCAN_REPLACING = 1<<9; 425 static final int SCAN_REQUIRE_KNOWN = 1<<10; 426 static final int SCAN_MOVE = 1<<11; 427 static final int SCAN_INITIAL = 1<<12; 428 static final int SCAN_CHECK_ONLY = 1<<13; 429 static final int SCAN_DONT_KILL_APP = 1<<14; 430 static final int SCAN_IGNORE_FROZEN = 1<<15; 431 static final int SCAN_FIRST_BOOT_OR_UPGRADE = 1<<16; 432 static final int SCAN_AS_INSTANT_APP = 1<<17; 433 static final int SCAN_AS_FULL_APP = 1<<18; 434 /** Should not be with the scan flags */ 435 static final int FLAGS_REMOVE_CHATTY = 1<<31; 436 437 private static final String STATIC_SHARED_LIB_DELIMITER = "_"; 438 439 private static final int[] EMPTY_INT_ARRAY = new int[0]; 440 441 /** 442 * Timeout (in milliseconds) after which the watchdog should declare that 443 * our handler thread is wedged. The usual default for such things is one 444 * minute but we sometimes do very lengthy I/O operations on this thread, 445 * such as installing multi-gigabyte applications, so ours needs to be longer. 446 */ 447 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 448 449 /** 450 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 451 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 452 * settings entry if available, otherwise we use the hardcoded default. If it's been 453 * more than this long since the last fstrim, we force one during the boot sequence. 454 * 455 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 456 * one gets run at the next available charging+idle time. This final mandatory 457 * no-fstrim check kicks in only of the other scheduling criteria is never met. 458 */ 459 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 460 461 /** 462 * Whether verification is enabled by default. 463 */ 464 private static final boolean DEFAULT_VERIFY_ENABLE = true; 465 466 /** 467 * The default maximum time to wait for the verification agent to return in 468 * milliseconds. 469 */ 470 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 471 472 /** 473 * The default response for package verification timeout. 474 * 475 * This can be either PackageManager.VERIFICATION_ALLOW or 476 * PackageManager.VERIFICATION_REJECT. 477 */ 478 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 479 480 static final String PLATFORM_PACKAGE_NAME = "android"; 481 482 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 483 484 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 485 DEFAULT_CONTAINER_PACKAGE, 486 "com.android.defcontainer.DefaultContainerService"); 487 488 private static final String KILL_APP_REASON_GIDS_CHANGED = 489 "permission grant or revoke changed gids"; 490 491 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 492 "permissions revoked"; 493 494 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 495 496 private static final String PACKAGE_SCHEME = "package"; 497 498 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 499 500 /** Permission grant: not grant the permission. */ 501 private static final int GRANT_DENIED = 1; 502 503 /** Permission grant: grant the permission as an install permission. */ 504 private static final int GRANT_INSTALL = 2; 505 506 /** Permission grant: grant the permission as a runtime one. */ 507 private static final int GRANT_RUNTIME = 3; 508 509 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 510 private static final int GRANT_UPGRADE = 4; 511 512 /** Canonical intent used to identify what counts as a "web browser" app */ 513 private static final Intent sBrowserIntent; 514 static { 515 sBrowserIntent = new Intent(); 516 sBrowserIntent.setAction(Intent.ACTION_VIEW); 517 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 518 sBrowserIntent.setData(Uri.parse("http:")); 519 } 520 521 /** 522 * The set of all protected actions [i.e. those actions for which a high priority 523 * intent filter is disallowed]. 524 */ 525 private static final Set<String> PROTECTED_ACTIONS = new ArraySet<>(); 526 static { 527 PROTECTED_ACTIONS.add(Intent.ACTION_SEND); 528 PROTECTED_ACTIONS.add(Intent.ACTION_SENDTO); 529 PROTECTED_ACTIONS.add(Intent.ACTION_SEND_MULTIPLE); 530 PROTECTED_ACTIONS.add(Intent.ACTION_VIEW); 531 } 532 533 // Compilation reasons. 534 public static final int REASON_FIRST_BOOT = 0; 535 public static final int REASON_BOOT = 1; 536 public static final int REASON_INSTALL = 2; 537 public static final int REASON_BACKGROUND_DEXOPT = 3; 538 public static final int REASON_AB_OTA = 4; 539 540 public static final int REASON_LAST = REASON_AB_OTA; 541 542 /** All dangerous permission names in the same order as the events in MetricsEvent */ 543 private static final List<String> ALL_DANGEROUS_PERMISSIONS = Arrays.asList( 544 Manifest.permission.READ_CALENDAR, 545 Manifest.permission.WRITE_CALENDAR, 546 Manifest.permission.CAMERA, 547 Manifest.permission.READ_CONTACTS, 548 Manifest.permission.WRITE_CONTACTS, 549 Manifest.permission.GET_ACCOUNTS, 550 Manifest.permission.ACCESS_FINE_LOCATION, 551 Manifest.permission.ACCESS_COARSE_LOCATION, 552 Manifest.permission.RECORD_AUDIO, 553 Manifest.permission.READ_PHONE_STATE, 554 Manifest.permission.CALL_PHONE, 555 Manifest.permission.READ_CALL_LOG, 556 Manifest.permission.WRITE_CALL_LOG, 557 Manifest.permission.ADD_VOICEMAIL, 558 Manifest.permission.USE_SIP, 559 Manifest.permission.PROCESS_OUTGOING_CALLS, 560 Manifest.permission.READ_CELL_BROADCASTS, 561 Manifest.permission.BODY_SENSORS, 562 Manifest.permission.SEND_SMS, 563 Manifest.permission.RECEIVE_SMS, 564 Manifest.permission.READ_SMS, 565 Manifest.permission.RECEIVE_WAP_PUSH, 566 Manifest.permission.RECEIVE_MMS, 567 Manifest.permission.READ_EXTERNAL_STORAGE, 568 Manifest.permission.WRITE_EXTERNAL_STORAGE, 569 Manifest.permission.READ_PHONE_NUMBERS, 570 Manifest.permission.ANSWER_PHONE_CALLS); 571 572 573 /** 574 * Version number for the package parser cache. Increment this whenever the format or 575 * extent of cached data changes. See {@code PackageParser#setCacheDir}. 576 */ 577 private static final String PACKAGE_PARSER_CACHE_VERSION = "1"; 578 579 /** 580 * Whether the package parser cache is enabled. 581 */ 582 private static final boolean DEFAULT_PACKAGE_PARSER_CACHE_ENABLED = true; 583 584 final ServiceThread mHandlerThread; 585 586 final PackageHandler mHandler; 587 588 private final ProcessLoggingHandler mProcessLoggingHandler; 589 590 /** 591 * Messages for {@link #mHandler} that need to wait for system ready before 592 * being dispatched. 593 */ 594 private ArrayList<Message> mPostSystemReadyMessages; 595 596 final int mSdkVersion = Build.VERSION.SDK_INT; 597 598 final Context mContext; 599 final boolean mFactoryTest; 600 final boolean mOnlyCore; 601 final DisplayMetrics mMetrics; 602 final int mDefParseFlags; 603 final String[] mSeparateProcesses; 604 final boolean mIsUpgrade; 605 final boolean mIsPreNUpgrade; 606 final boolean mIsPreNMR1Upgrade; 607 608 // Have we told the Activity Manager to whitelist the default container service by uid yet? 609 @GuardedBy("mPackages") 610 boolean mDefaultContainerWhitelisted = false; 611 612 @GuardedBy("mPackages") 613 private boolean mDexOptDialogShown; 614 615 /** The location for ASEC container files on internal storage. */ 616 final String mAsecInternalPath; 617 618 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 619 // LOCK HELD. Can be called with mInstallLock held. 620 @GuardedBy("mInstallLock") 621 final Installer mInstaller; 622 623 /** Directory where installed third-party apps stored */ 624 final File mAppInstallDir; 625 626 /** 627 * Directory to which applications installed internally have their 628 * 32 bit native libraries copied. 629 */ 630 private File mAppLib32InstallDir; 631 632 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 633 // apps. 634 final File mDrmAppPrivateInstallDir; 635 636 // ---------------------------------------------------------------- 637 638 // Lock for state used when installing and doing other long running 639 // operations. Methods that must be called with this lock held have 640 // the suffix "LI". 641 final Object mInstallLock = new Object(); 642 643 // ---------------------------------------------------------------- 644 645 // Keys are String (package name), values are Package. This also serves 646 // as the lock for the global state. Methods that must be called with 647 // this lock held have the prefix "LP". 648 @GuardedBy("mPackages") 649 final ArrayMap<String, PackageParser.Package> mPackages = 650 new ArrayMap<String, PackageParser.Package>(); 651 652 final ArrayMap<String, Set<String>> mKnownCodebase = 653 new ArrayMap<String, Set<String>>(); 654 655 // Keys are isolated uids and values are the uid of the application 656 // that created the isolated proccess. 657 @GuardedBy("mPackages") 658 final SparseIntArray mIsolatedOwners = new SparseIntArray(); 659 660 // List of APK paths to load for each user and package. This data is never 661 // persisted by the package manager. Instead, the overlay manager will 662 // ensure the data is up-to-date in runtime. 663 @GuardedBy("mPackages") 664 final SparseArray<ArrayMap<String, ArrayList<String>>> mEnabledOverlayPaths = 665 new SparseArray<ArrayMap<String, ArrayList<String>>>(); 666 667 /** 668 * Tracks new system packages [received in an OTA] that we expect to 669 * find updated user-installed versions. Keys are package name, values 670 * are package location. 671 */ 672 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 673 /** 674 * Tracks high priority intent filters for protected actions. During boot, certain 675 * filter actions are protected and should never be allowed to have a high priority 676 * intent filter for them. However, there is one, and only one exception -- the 677 * setup wizard. It must be able to define a high priority intent filter for these 678 * actions to ensure there are no escapes from the wizard. We need to delay processing 679 * of these during boot as we need to look at all of the system packages in order 680 * to know which component is the setup wizard. 681 */ 682 private final List<PackageParser.ActivityIntentInfo> mProtectedFilters = new ArrayList<>(); 683 /** 684 * Whether or not processing protected filters should be deferred. 685 */ 686 private boolean mDeferProtectedFilters = true; 687 688 /** 689 * Tracks existing system packages prior to receiving an OTA. Keys are package name. 690 */ 691 final private ArraySet<String> mExistingSystemPackages = new ArraySet<>(); 692 /** 693 * Whether or not system app permissions should be promoted from install to runtime. 694 */ 695 boolean mPromoteSystemApps; 696 697 @GuardedBy("mPackages") 698 final Settings mSettings; 699 700 /** 701 * Set of package names that are currently "frozen", which means active 702 * surgery is being done on the code/data for that package. The platform 703 * will refuse to launch frozen packages to avoid race conditions. 704 * 705 * @see PackageFreezer 706 */ 707 @GuardedBy("mPackages") 708 final ArraySet<String> mFrozenPackages = new ArraySet<>(); 709 710 final ProtectedPackages mProtectedPackages; 711 712 boolean mFirstBoot; 713 714 PackageManagerInternal.ExternalSourcesPolicy mExternalSourcesPolicy; 715 716 // System configuration read by SystemConfig. 717 final int[] mGlobalGids; 718 final SparseArray<ArraySet<String>> mSystemPermissions; 719 @GuardedBy("mAvailableFeatures") 720 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 721 722 // If mac_permissions.xml was found for seinfo labeling. 723 boolean mFoundPolicyFile; 724 725 private final InstantAppRegistry mInstantAppRegistry; 726 727 @GuardedBy("mPackages") 728 int mChangedPackagesSequenceNumber; 729 /** 730 * List of changed [installed, removed or updated] packages. 731 * mapping from user id -> sequence number -> package name 732 */ 733 @GuardedBy("mPackages") 734 final SparseArray<SparseArray<String>> mChangedPackages = new SparseArray<>(); 735 /** 736 * The sequence number of the last change to a package. 737 * mapping from user id -> package name -> sequence number 738 */ 739 @GuardedBy("mPackages") 740 final SparseArray<Map<String, Integer>> mChangedPackagesSequenceNumbers = new SparseArray<>(); 741 742 final PackageParser.Callback mPackageParserCallback = new PackageParser.Callback() { 743 @Override public boolean hasFeature(String feature) { 744 return PackageManagerService.this.hasSystemFeature(feature, 0); 745 } 746 }; 747 748 public static final class SharedLibraryEntry { 749 public final String path; 750 public final String apk; 751 public final SharedLibraryInfo info; 752 753 SharedLibraryEntry(String _path, String _apk, String name, int version, int type, 754 String declaringPackageName, int declaringPackageVersionCode) { 755 path = _path; 756 apk = _apk; 757 info = new SharedLibraryInfo(name, version, type, new VersionedPackage( 758 declaringPackageName, declaringPackageVersionCode), null); 759 } 760 } 761 762 // Currently known shared libraries. 763 final ArrayMap<String, SparseArray<SharedLibraryEntry>> mSharedLibraries = new ArrayMap<>(); 764 final ArrayMap<String, SparseArray<SharedLibraryEntry>> mStaticLibsByDeclaringPackage = 765 new ArrayMap<>(); 766 767 // All available activities, for your resolving pleasure. 768 final ActivityIntentResolver mActivities = 769 new ActivityIntentResolver(); 770 771 // All available receivers, for your resolving pleasure. 772 final ActivityIntentResolver mReceivers = 773 new ActivityIntentResolver(); 774 775 // All available services, for your resolving pleasure. 776 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 777 778 // All available providers, for your resolving pleasure. 779 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 780 781 // Mapping from provider base names (first directory in content URI codePath) 782 // to the provider information. 783 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 784 new ArrayMap<String, PackageParser.Provider>(); 785 786 // Mapping from instrumentation class names to info about them. 787 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 788 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 789 790 // Mapping from permission names to info about them. 791 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 792 new ArrayMap<String, PackageParser.PermissionGroup>(); 793 794 // Packages whose data we have transfered into another package, thus 795 // should no longer exist. 796 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 797 798 // Broadcast actions that are only available to the system. 799 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 800 801 /** List of packages waiting for verification. */ 802 final SparseArray<PackageVerificationState> mPendingVerification 803 = new SparseArray<PackageVerificationState>(); 804 805 /** Set of packages associated with each app op permission. */ 806 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 807 808 final PackageInstallerService mInstallerService; 809 810 private final PackageDexOptimizer mPackageDexOptimizer; 811 // DexManager handles the usage of dex files (e.g. secondary files, whether or not a package 812 // is used by other apps). 813 private final DexManager mDexManager; 814 815 private AtomicInteger mNextMoveId = new AtomicInteger(); 816 private final MoveCallbacks mMoveCallbacks; 817 818 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 819 820 // Cache of users who need badging. 821 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 822 823 /** Token for keys in mPendingVerification. */ 824 private int mPendingVerificationToken = 0; 825 826 volatile boolean mSystemReady; 827 volatile boolean mSafeMode; 828 volatile boolean mHasSystemUidErrors; 829 private volatile boolean mEphemeralAppsDisabled; 830 831 ApplicationInfo mAndroidApplication; 832 final ActivityInfo mResolveActivity = new ActivityInfo(); 833 final ResolveInfo mResolveInfo = new ResolveInfo(); 834 ComponentName mResolveComponentName; 835 PackageParser.Package mPlatformPackage; 836 ComponentName mCustomResolverComponentName; 837 838 boolean mResolverReplaced = false; 839 840 private final @Nullable ComponentName mIntentFilterVerifierComponent; 841 private final @Nullable IntentFilterVerifier<ActivityIntentInfo> mIntentFilterVerifier; 842 843 private int mIntentFilterVerificationToken = 0; 844 845 /** The service connection to the ephemeral resolver */ 846 final EphemeralResolverConnection mInstantAppResolverConnection; 847 /** Component used to show resolver settings for Instant Apps */ 848 final ComponentName mInstantAppResolverSettingsComponent; 849 850 /** Activity used to install instant applications */ 851 ActivityInfo mInstantAppInstallerActivity; 852 final ResolveInfo mInstantAppInstallerInfo = new ResolveInfo(); 853 854 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 855 = new SparseArray<IntentFilterVerificationState>(); 856 857 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy; 858 859 // List of packages names to keep cached, even if they are uninstalled for all users 860 private List<String> mKeepUninstalledPackages; 861 862 private UserManagerInternal mUserManagerInternal; 863 864 private DeviceIdleController.LocalService mDeviceIdleController; 865 866 private File mCacheDir; 867 868 private ArraySet<String> mPrivappPermissionsViolations; 869 870 private Future<?> mPrepareAppDataFuture; 871 872 private static class IFVerificationParams { 873 PackageParser.Package pkg; 874 boolean replacing; 875 int userId; 876 int verifierUid; 877 878 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 879 int _userId, int _verifierUid) { 880 pkg = _pkg; 881 replacing = _replacing; 882 userId = _userId; 883 replacing = _replacing; 884 verifierUid = _verifierUid; 885 } 886 } 887 888 private interface IntentFilterVerifier<T extends IntentFilter> { 889 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 890 T filter, String packageName); 891 void startVerifications(int userId); 892 void receiveVerificationResponse(int verificationId); 893 } 894 895 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 896 private Context mContext; 897 private ComponentName mIntentFilterVerifierComponent; 898 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 899 900 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 901 mContext = context; 902 mIntentFilterVerifierComponent = verifierComponent; 903 } 904 905 private String getDefaultScheme() { 906 return IntentFilter.SCHEME_HTTPS; 907 } 908 909 @Override 910 public void startVerifications(int userId) { 911 // Launch verifications requests 912 int count = mCurrentIntentFilterVerifications.size(); 913 for (int n=0; n<count; n++) { 914 int verificationId = mCurrentIntentFilterVerifications.get(n); 915 final IntentFilterVerificationState ivs = 916 mIntentFilterVerificationStates.get(verificationId); 917 918 String packageName = ivs.getPackageName(); 919 920 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 921 final int filterCount = filters.size(); 922 ArraySet<String> domainsSet = new ArraySet<>(); 923 for (int m=0; m<filterCount; m++) { 924 PackageParser.ActivityIntentInfo filter = filters.get(m); 925 domainsSet.addAll(filter.getHostsList()); 926 } 927 synchronized (mPackages) { 928 if (mSettings.createIntentFilterVerificationIfNeededLPw( 929 packageName, domainsSet) != null) { 930 scheduleWriteSettingsLocked(); 931 } 932 } 933 sendVerificationRequest(userId, verificationId, ivs); 934 } 935 mCurrentIntentFilterVerifications.clear(); 936 } 937 938 private void sendVerificationRequest(int userId, int verificationId, 939 IntentFilterVerificationState ivs) { 940 941 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 942 verificationIntent.putExtra( 943 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 944 verificationId); 945 verificationIntent.putExtra( 946 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 947 getDefaultScheme()); 948 verificationIntent.putExtra( 949 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 950 ivs.getHostsString()); 951 verificationIntent.putExtra( 952 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 953 ivs.getPackageName()); 954 verificationIntent.setComponent(mIntentFilterVerifierComponent); 955 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 956 957 DeviceIdleController.LocalService idleController = getDeviceIdleController(); 958 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 959 mIntentFilterVerifierComponent.getPackageName(), getVerificationTimeout(), 960 userId, false, "intent filter verifier"); 961 962 UserHandle user = new UserHandle(userId); 963 mContext.sendBroadcastAsUser(verificationIntent, user); 964 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 965 "Sending IntentFilter verification broadcast"); 966 } 967 968 public void receiveVerificationResponse(int verificationId) { 969 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 970 971 final boolean verified = ivs.isVerified(); 972 973 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 974 final int count = filters.size(); 975 if (DEBUG_DOMAIN_VERIFICATION) { 976 Slog.i(TAG, "Received verification response " + verificationId 977 + " for " + count + " filters, verified=" + verified); 978 } 979 for (int n=0; n<count; n++) { 980 PackageParser.ActivityIntentInfo filter = filters.get(n); 981 filter.setVerified(verified); 982 983 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 984 + " verified with result:" + verified + " and hosts:" 985 + ivs.getHostsString()); 986 } 987 988 mIntentFilterVerificationStates.remove(verificationId); 989 990 final String packageName = ivs.getPackageName(); 991 IntentFilterVerificationInfo ivi = null; 992 993 synchronized (mPackages) { 994 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 995 } 996 if (ivi == null) { 997 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 998 + verificationId + " packageName:" + packageName); 999 return; 1000 } 1001 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1002 "Updating IntentFilterVerificationInfo for package " + packageName 1003 +" verificationId:" + verificationId); 1004 1005 synchronized (mPackages) { 1006 if (verified) { 1007 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 1008 } else { 1009 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 1010 } 1011 scheduleWriteSettingsLocked(); 1012 1013 final int userId = ivs.getUserId(); 1014 if (userId != UserHandle.USER_ALL) { 1015 final int userStatus = 1016 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 1017 1018 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 1019 boolean needUpdate = false; 1020 1021 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 1022 // already been set by the User thru the Disambiguation dialog 1023 switch (userStatus) { 1024 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 1025 if (verified) { 1026 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1027 } else { 1028 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 1029 } 1030 needUpdate = true; 1031 break; 1032 1033 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 1034 if (verified) { 1035 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1036 needUpdate = true; 1037 } 1038 break; 1039 1040 default: 1041 // Nothing to do 1042 } 1043 1044 if (needUpdate) { 1045 mSettings.updateIntentFilterVerificationStatusLPw( 1046 packageName, updatedStatus, userId); 1047 scheduleWritePackageRestrictionsLocked(userId); 1048 } 1049 } 1050 } 1051 } 1052 1053 @Override 1054 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 1055 ActivityIntentInfo filter, String packageName) { 1056 if (!hasValidDomains(filter)) { 1057 return false; 1058 } 1059 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 1060 if (ivs == null) { 1061 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 1062 packageName); 1063 } 1064 if (DEBUG_DOMAIN_VERIFICATION) { 1065 Slog.d(TAG, "Adding verification filter for " + packageName + ": " + filter); 1066 } 1067 ivs.addFilter(filter); 1068 return true; 1069 } 1070 1071 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 1072 int userId, int verificationId, String packageName) { 1073 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 1074 verifierUid, userId, packageName); 1075 ivs.setPendingState(); 1076 synchronized (mPackages) { 1077 mIntentFilterVerificationStates.append(verificationId, ivs); 1078 mCurrentIntentFilterVerifications.add(verificationId); 1079 } 1080 return ivs; 1081 } 1082 } 1083 1084 private static boolean hasValidDomains(ActivityIntentInfo filter) { 1085 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 1086 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 1087 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 1088 } 1089 1090 // Set of pending broadcasts for aggregating enable/disable of components. 1091 static class PendingPackageBroadcasts { 1092 // for each user id, a map of <package name -> components within that package> 1093 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 1094 1095 public PendingPackageBroadcasts() { 1096 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 1097 } 1098 1099 public ArrayList<String> get(int userId, String packageName) { 1100 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1101 return packages.get(packageName); 1102 } 1103 1104 public void put(int userId, String packageName, ArrayList<String> components) { 1105 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1106 packages.put(packageName, components); 1107 } 1108 1109 public void remove(int userId, String packageName) { 1110 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 1111 if (packages != null) { 1112 packages.remove(packageName); 1113 } 1114 } 1115 1116 public void remove(int userId) { 1117 mUidMap.remove(userId); 1118 } 1119 1120 public int userIdCount() { 1121 return mUidMap.size(); 1122 } 1123 1124 public int userIdAt(int n) { 1125 return mUidMap.keyAt(n); 1126 } 1127 1128 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 1129 return mUidMap.get(userId); 1130 } 1131 1132 public int size() { 1133 // total number of pending broadcast entries across all userIds 1134 int num = 0; 1135 for (int i = 0; i< mUidMap.size(); i++) { 1136 num += mUidMap.valueAt(i).size(); 1137 } 1138 return num; 1139 } 1140 1141 public void clear() { 1142 mUidMap.clear(); 1143 } 1144 1145 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 1146 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 1147 if (map == null) { 1148 map = new ArrayMap<String, ArrayList<String>>(); 1149 mUidMap.put(userId, map); 1150 } 1151 return map; 1152 } 1153 } 1154 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 1155 1156 // Service Connection to remote media container service to copy 1157 // package uri's from external media onto secure containers 1158 // or internal storage. 1159 private IMediaContainerService mContainerService = null; 1160 1161 static final int SEND_PENDING_BROADCAST = 1; 1162 static final int MCS_BOUND = 3; 1163 static final int END_COPY = 4; 1164 static final int INIT_COPY = 5; 1165 static final int MCS_UNBIND = 6; 1166 static final int START_CLEANING_PACKAGE = 7; 1167 static final int FIND_INSTALL_LOC = 8; 1168 static final int POST_INSTALL = 9; 1169 static final int MCS_RECONNECT = 10; 1170 static final int MCS_GIVE_UP = 11; 1171 static final int UPDATED_MEDIA_STATUS = 12; 1172 static final int WRITE_SETTINGS = 13; 1173 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 1174 static final int PACKAGE_VERIFIED = 15; 1175 static final int CHECK_PENDING_VERIFICATION = 16; 1176 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 1177 static final int INTENT_FILTER_VERIFIED = 18; 1178 static final int WRITE_PACKAGE_LIST = 19; 1179 static final int INSTANT_APP_RESOLUTION_PHASE_TWO = 20; 1180 1181 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 1182 1183 // Delay time in millisecs 1184 static final int BROADCAST_DELAY = 10 * 1000; 1185 1186 static UserManagerService sUserManager; 1187 1188 // Stores a list of users whose package restrictions file needs to be updated 1189 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 1190 1191 final private DefaultContainerConnection mDefContainerConn = 1192 new DefaultContainerConnection(); 1193 class DefaultContainerConnection implements ServiceConnection { 1194 public void onServiceConnected(ComponentName name, IBinder service) { 1195 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 1196 final IMediaContainerService imcs = IMediaContainerService.Stub 1197 .asInterface(Binder.allowBlocking(service)); 1198 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 1199 } 1200 1201 public void onServiceDisconnected(ComponentName name) { 1202 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 1203 } 1204 } 1205 1206 // Recordkeeping of restore-after-install operations that are currently in flight 1207 // between the Package Manager and the Backup Manager 1208 static class PostInstallData { 1209 public InstallArgs args; 1210 public PackageInstalledInfo res; 1211 1212 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 1213 args = _a; 1214 res = _r; 1215 } 1216 } 1217 1218 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 1219 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 1220 1221 // XML tags for backup/restore of various bits of state 1222 private static final String TAG_PREFERRED_BACKUP = "pa"; 1223 private static final String TAG_DEFAULT_APPS = "da"; 1224 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 1225 1226 private static final String TAG_PERMISSION_BACKUP = "perm-grant-backup"; 1227 private static final String TAG_ALL_GRANTS = "rt-grants"; 1228 private static final String TAG_GRANT = "grant"; 1229 private static final String ATTR_PACKAGE_NAME = "pkg"; 1230 1231 private static final String TAG_PERMISSION = "perm"; 1232 private static final String ATTR_PERMISSION_NAME = "name"; 1233 private static final String ATTR_IS_GRANTED = "g"; 1234 private static final String ATTR_USER_SET = "set"; 1235 private static final String ATTR_USER_FIXED = "fixed"; 1236 private static final String ATTR_REVOKE_ON_UPGRADE = "rou"; 1237 1238 // System/policy permission grants are not backed up 1239 private static final int SYSTEM_RUNTIME_GRANT_MASK = 1240 FLAG_PERMISSION_POLICY_FIXED 1241 | FLAG_PERMISSION_SYSTEM_FIXED 1242 | FLAG_PERMISSION_GRANTED_BY_DEFAULT; 1243 1244 // And we back up these user-adjusted states 1245 private static final int USER_RUNTIME_GRANT_MASK = 1246 FLAG_PERMISSION_USER_SET 1247 | FLAG_PERMISSION_USER_FIXED 1248 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 1249 1250 final @Nullable String mRequiredVerifierPackage; 1251 final @NonNull String mRequiredInstallerPackage; 1252 final @NonNull String mRequiredUninstallerPackage; 1253 final @Nullable String mSetupWizardPackage; 1254 final @Nullable String mStorageManagerPackage; 1255 final @NonNull String mServicesSystemSharedLibraryPackageName; 1256 final @NonNull String mSharedSystemSharedLibraryPackageName; 1257 1258 final boolean mPermissionReviewRequired; 1259 1260 private final PackageUsage mPackageUsage = new PackageUsage(); 1261 private final CompilerStats mCompilerStats = new CompilerStats(); 1262 1263 class PackageHandler extends Handler { 1264 private boolean mBound = false; 1265 final ArrayList<HandlerParams> mPendingInstalls = 1266 new ArrayList<HandlerParams>(); 1267 1268 private boolean connectToService() { 1269 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1270 " DefaultContainerService"); 1271 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1272 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1273 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1274 Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 1275 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1276 mBound = true; 1277 return true; 1278 } 1279 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1280 return false; 1281 } 1282 1283 private void disconnectService() { 1284 mContainerService = null; 1285 mBound = false; 1286 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1287 mContext.unbindService(mDefContainerConn); 1288 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1289 } 1290 1291 PackageHandler(Looper looper) { 1292 super(looper); 1293 } 1294 1295 public void handleMessage(Message msg) { 1296 try { 1297 doHandleMessage(msg); 1298 } finally { 1299 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1300 } 1301 } 1302 1303 void doHandleMessage(Message msg) { 1304 switch (msg.what) { 1305 case INIT_COPY: { 1306 HandlerParams params = (HandlerParams) msg.obj; 1307 int idx = mPendingInstalls.size(); 1308 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1309 // If a bind was already initiated we dont really 1310 // need to do anything. The pending install 1311 // will be processed later on. 1312 if (!mBound) { 1313 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1314 System.identityHashCode(mHandler)); 1315 // If this is the only one pending we might 1316 // have to bind to the service again. 1317 if (!connectToService()) { 1318 Slog.e(TAG, "Failed to bind to media container service"); 1319 params.serviceError(); 1320 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1321 System.identityHashCode(mHandler)); 1322 if (params.traceMethod != null) { 1323 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, params.traceMethod, 1324 params.traceCookie); 1325 } 1326 return; 1327 } else { 1328 // Once we bind to the service, the first 1329 // pending request will be processed. 1330 mPendingInstalls.add(idx, params); 1331 } 1332 } else { 1333 mPendingInstalls.add(idx, params); 1334 // Already bound to the service. Just make 1335 // sure we trigger off processing the first request. 1336 if (idx == 0) { 1337 mHandler.sendEmptyMessage(MCS_BOUND); 1338 } 1339 } 1340 break; 1341 } 1342 case MCS_BOUND: { 1343 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1344 if (msg.obj != null) { 1345 mContainerService = (IMediaContainerService) msg.obj; 1346 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1347 System.identityHashCode(mHandler)); 1348 } 1349 if (mContainerService == null) { 1350 if (!mBound) { 1351 // Something seriously wrong since we are not bound and we are not 1352 // waiting for connection. Bail out. 1353 Slog.e(TAG, "Cannot bind to media container service"); 1354 for (HandlerParams params : mPendingInstalls) { 1355 // Indicate service bind error 1356 params.serviceError(); 1357 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1358 System.identityHashCode(params)); 1359 if (params.traceMethod != null) { 1360 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, 1361 params.traceMethod, params.traceCookie); 1362 } 1363 return; 1364 } 1365 mPendingInstalls.clear(); 1366 } else { 1367 Slog.w(TAG, "Waiting to connect to media container service"); 1368 } 1369 } else if (mPendingInstalls.size() > 0) { 1370 HandlerParams params = mPendingInstalls.get(0); 1371 if (params != null) { 1372 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1373 System.identityHashCode(params)); 1374 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "startCopy"); 1375 if (params.startCopy()) { 1376 // We are done... look for more work or to 1377 // go idle. 1378 if (DEBUG_SD_INSTALL) Log.i(TAG, 1379 "Checking for more work or unbind..."); 1380 // Delete pending install 1381 if (mPendingInstalls.size() > 0) { 1382 mPendingInstalls.remove(0); 1383 } 1384 if (mPendingInstalls.size() == 0) { 1385 if (mBound) { 1386 if (DEBUG_SD_INSTALL) Log.i(TAG, 1387 "Posting delayed MCS_UNBIND"); 1388 removeMessages(MCS_UNBIND); 1389 Message ubmsg = obtainMessage(MCS_UNBIND); 1390 // Unbind after a little delay, to avoid 1391 // continual thrashing. 1392 sendMessageDelayed(ubmsg, 10000); 1393 } 1394 } else { 1395 // There are more pending requests in queue. 1396 // Just post MCS_BOUND message to trigger processing 1397 // of next pending install. 1398 if (DEBUG_SD_INSTALL) Log.i(TAG, 1399 "Posting MCS_BOUND for next work"); 1400 mHandler.sendEmptyMessage(MCS_BOUND); 1401 } 1402 } 1403 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 1404 } 1405 } else { 1406 // Should never happen ideally. 1407 Slog.w(TAG, "Empty queue"); 1408 } 1409 break; 1410 } 1411 case MCS_RECONNECT: { 1412 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1413 if (mPendingInstalls.size() > 0) { 1414 if (mBound) { 1415 disconnectService(); 1416 } 1417 if (!connectToService()) { 1418 Slog.e(TAG, "Failed to bind to media container service"); 1419 for (HandlerParams params : mPendingInstalls) { 1420 // Indicate service bind error 1421 params.serviceError(); 1422 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1423 System.identityHashCode(params)); 1424 } 1425 mPendingInstalls.clear(); 1426 } 1427 } 1428 break; 1429 } 1430 case MCS_UNBIND: { 1431 // If there is no actual work left, then time to unbind. 1432 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1433 1434 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1435 if (mBound) { 1436 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1437 1438 disconnectService(); 1439 } 1440 } else if (mPendingInstalls.size() > 0) { 1441 // There are more pending requests in queue. 1442 // Just post MCS_BOUND message to trigger processing 1443 // of next pending install. 1444 mHandler.sendEmptyMessage(MCS_BOUND); 1445 } 1446 1447 break; 1448 } 1449 case MCS_GIVE_UP: { 1450 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1451 HandlerParams params = mPendingInstalls.remove(0); 1452 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1453 System.identityHashCode(params)); 1454 break; 1455 } 1456 case SEND_PENDING_BROADCAST: { 1457 String packages[]; 1458 ArrayList<String> components[]; 1459 int size = 0; 1460 int uids[]; 1461 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1462 synchronized (mPackages) { 1463 if (mPendingBroadcasts == null) { 1464 return; 1465 } 1466 size = mPendingBroadcasts.size(); 1467 if (size <= 0) { 1468 // Nothing to be done. Just return 1469 return; 1470 } 1471 packages = new String[size]; 1472 components = new ArrayList[size]; 1473 uids = new int[size]; 1474 int i = 0; // filling out the above arrays 1475 1476 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1477 int packageUserId = mPendingBroadcasts.userIdAt(n); 1478 Iterator<Map.Entry<String, ArrayList<String>>> it 1479 = mPendingBroadcasts.packagesForUserId(packageUserId) 1480 .entrySet().iterator(); 1481 while (it.hasNext() && i < size) { 1482 Map.Entry<String, ArrayList<String>> ent = it.next(); 1483 packages[i] = ent.getKey(); 1484 components[i] = ent.getValue(); 1485 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1486 uids[i] = (ps != null) 1487 ? UserHandle.getUid(packageUserId, ps.appId) 1488 : -1; 1489 i++; 1490 } 1491 } 1492 size = i; 1493 mPendingBroadcasts.clear(); 1494 } 1495 // Send broadcasts 1496 for (int i = 0; i < size; i++) { 1497 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1498 } 1499 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1500 break; 1501 } 1502 case START_CLEANING_PACKAGE: { 1503 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1504 final String packageName = (String)msg.obj; 1505 final int userId = msg.arg1; 1506 final boolean andCode = msg.arg2 != 0; 1507 synchronized (mPackages) { 1508 if (userId == UserHandle.USER_ALL) { 1509 int[] users = sUserManager.getUserIds(); 1510 for (int user : users) { 1511 mSettings.addPackageToCleanLPw( 1512 new PackageCleanItem(user, packageName, andCode)); 1513 } 1514 } else { 1515 mSettings.addPackageToCleanLPw( 1516 new PackageCleanItem(userId, packageName, andCode)); 1517 } 1518 } 1519 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1520 startCleaningPackages(); 1521 } break; 1522 case POST_INSTALL: { 1523 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1524 1525 PostInstallData data = mRunningInstalls.get(msg.arg1); 1526 final boolean didRestore = (msg.arg2 != 0); 1527 mRunningInstalls.delete(msg.arg1); 1528 1529 if (data != null) { 1530 InstallArgs args = data.args; 1531 PackageInstalledInfo parentRes = data.res; 1532 1533 final boolean grantPermissions = (args.installFlags 1534 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0; 1535 final boolean killApp = (args.installFlags 1536 & PackageManager.INSTALL_DONT_KILL_APP) == 0; 1537 final String[] grantedPermissions = args.installGrantPermissions; 1538 1539 // Handle the parent package 1540 handlePackagePostInstall(parentRes, grantPermissions, killApp, 1541 grantedPermissions, didRestore, args.installerPackageName, 1542 args.observer); 1543 1544 // Handle the child packages 1545 final int childCount = (parentRes.addedChildPackages != null) 1546 ? parentRes.addedChildPackages.size() : 0; 1547 for (int i = 0; i < childCount; i++) { 1548 PackageInstalledInfo childRes = parentRes.addedChildPackages.valueAt(i); 1549 handlePackagePostInstall(childRes, grantPermissions, killApp, 1550 grantedPermissions, false, args.installerPackageName, 1551 args.observer); 1552 } 1553 1554 // Log tracing if needed 1555 if (args.traceMethod != null) { 1556 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, args.traceMethod, 1557 args.traceCookie); 1558 } 1559 } else { 1560 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1561 } 1562 1563 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1564 } break; 1565 case UPDATED_MEDIA_STATUS: { 1566 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1567 boolean reportStatus = msg.arg1 == 1; 1568 boolean doGc = msg.arg2 == 1; 1569 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1570 if (doGc) { 1571 // Force a gc to clear up stale containers. 1572 Runtime.getRuntime().gc(); 1573 } 1574 if (msg.obj != null) { 1575 @SuppressWarnings("unchecked") 1576 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1577 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1578 // Unload containers 1579 unloadAllContainers(args); 1580 } 1581 if (reportStatus) { 1582 try { 1583 if (DEBUG_SD_INSTALL) Log.i(TAG, 1584 "Invoking StorageManagerService call back"); 1585 PackageHelper.getStorageManager().finishMediaUpdate(); 1586 } catch (RemoteException e) { 1587 Log.e(TAG, "StorageManagerService not running?"); 1588 } 1589 } 1590 } break; 1591 case WRITE_SETTINGS: { 1592 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1593 synchronized (mPackages) { 1594 removeMessages(WRITE_SETTINGS); 1595 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1596 mSettings.writeLPr(); 1597 mDirtyUsers.clear(); 1598 } 1599 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1600 } break; 1601 case WRITE_PACKAGE_RESTRICTIONS: { 1602 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1603 synchronized (mPackages) { 1604 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1605 for (int userId : mDirtyUsers) { 1606 mSettings.writePackageRestrictionsLPr(userId); 1607 } 1608 mDirtyUsers.clear(); 1609 } 1610 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1611 } break; 1612 case WRITE_PACKAGE_LIST: { 1613 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1614 synchronized (mPackages) { 1615 removeMessages(WRITE_PACKAGE_LIST); 1616 mSettings.writePackageListLPr(msg.arg1); 1617 } 1618 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1619 } break; 1620 case CHECK_PENDING_VERIFICATION: { 1621 final int verificationId = msg.arg1; 1622 final PackageVerificationState state = mPendingVerification.get(verificationId); 1623 1624 if ((state != null) && !state.timeoutExtended()) { 1625 final InstallArgs args = state.getInstallArgs(); 1626 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1627 1628 Slog.i(TAG, "Verification timed out for " + originUri); 1629 mPendingVerification.remove(verificationId); 1630 1631 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1632 1633 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1634 Slog.i(TAG, "Continuing with installation of " + originUri); 1635 state.setVerifierResponse(Binder.getCallingUid(), 1636 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1637 broadcastPackageVerified(verificationId, originUri, 1638 PackageManager.VERIFICATION_ALLOW, 1639 state.getInstallArgs().getUser()); 1640 try { 1641 ret = args.copyApk(mContainerService, true); 1642 } catch (RemoteException e) { 1643 Slog.e(TAG, "Could not contact the ContainerService"); 1644 } 1645 } else { 1646 broadcastPackageVerified(verificationId, originUri, 1647 PackageManager.VERIFICATION_REJECT, 1648 state.getInstallArgs().getUser()); 1649 } 1650 1651 Trace.asyncTraceEnd( 1652 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1653 1654 processPendingInstall(args, ret); 1655 mHandler.sendEmptyMessage(MCS_UNBIND); 1656 } 1657 break; 1658 } 1659 case PACKAGE_VERIFIED: { 1660 final int verificationId = msg.arg1; 1661 1662 final PackageVerificationState state = mPendingVerification.get(verificationId); 1663 if (state == null) { 1664 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1665 break; 1666 } 1667 1668 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1669 1670 state.setVerifierResponse(response.callerUid, response.code); 1671 1672 if (state.isVerificationComplete()) { 1673 mPendingVerification.remove(verificationId); 1674 1675 final InstallArgs args = state.getInstallArgs(); 1676 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1677 1678 int ret; 1679 if (state.isInstallAllowed()) { 1680 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1681 broadcastPackageVerified(verificationId, originUri, 1682 response.code, state.getInstallArgs().getUser()); 1683 try { 1684 ret = args.copyApk(mContainerService, true); 1685 } catch (RemoteException e) { 1686 Slog.e(TAG, "Could not contact the ContainerService"); 1687 } 1688 } else { 1689 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1690 } 1691 1692 Trace.asyncTraceEnd( 1693 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1694 1695 processPendingInstall(args, ret); 1696 mHandler.sendEmptyMessage(MCS_UNBIND); 1697 } 1698 1699 break; 1700 } 1701 case START_INTENT_FILTER_VERIFICATIONS: { 1702 IFVerificationParams params = (IFVerificationParams) msg.obj; 1703 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1704 params.replacing, params.pkg); 1705 break; 1706 } 1707 case INTENT_FILTER_VERIFIED: { 1708 final int verificationId = msg.arg1; 1709 1710 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1711 verificationId); 1712 if (state == null) { 1713 Slog.w(TAG, "Invalid IntentFilter verification token " 1714 + verificationId + " received"); 1715 break; 1716 } 1717 1718 final int userId = state.getUserId(); 1719 1720 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1721 "Processing IntentFilter verification with token:" 1722 + verificationId + " and userId:" + userId); 1723 1724 final IntentFilterVerificationResponse response = 1725 (IntentFilterVerificationResponse) msg.obj; 1726 1727 state.setVerifierResponse(response.callerUid, response.code); 1728 1729 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1730 "IntentFilter verification with token:" + verificationId 1731 + " and userId:" + userId 1732 + " is settings verifier response with response code:" 1733 + response.code); 1734 1735 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1736 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1737 + response.getFailedDomainsString()); 1738 } 1739 1740 if (state.isVerificationComplete()) { 1741 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1742 } else { 1743 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1744 "IntentFilter verification with token:" + verificationId 1745 + " was not said to be complete"); 1746 } 1747 1748 break; 1749 } 1750 case INSTANT_APP_RESOLUTION_PHASE_TWO: { 1751 InstantAppResolver.doInstantAppResolutionPhaseTwo(mContext, 1752 mInstantAppResolverConnection, 1753 (InstantAppRequest) msg.obj, 1754 mInstantAppInstallerActivity, 1755 mHandler); 1756 } 1757 } 1758 } 1759 } 1760 1761 private void handlePackagePostInstall(PackageInstalledInfo res, boolean grantPermissions, 1762 boolean killApp, String[] grantedPermissions, 1763 boolean launchedForRestore, String installerPackage, 1764 IPackageInstallObserver2 installObserver) { 1765 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1766 // Send the removed broadcasts 1767 if (res.removedInfo != null) { 1768 res.removedInfo.sendPackageRemovedBroadcasts(killApp); 1769 } 1770 1771 // Now that we successfully installed the package, grant runtime 1772 // permissions if requested before broadcasting the install. Also 1773 // for legacy apps in permission review mode we clear the permission 1774 // review flag which is used to emulate runtime permissions for 1775 // legacy apps. 1776 if (grantPermissions) { 1777 grantRequestedRuntimePermissions(res.pkg, res.newUsers, grantedPermissions); 1778 } 1779 1780 final boolean update = res.removedInfo != null 1781 && res.removedInfo.removedPackage != null; 1782 final String origInstallerPackageName = res.removedInfo != null 1783 ? res.removedInfo.installerPackageName : null; 1784 1785 // If this is the first time we have child packages for a disabled privileged 1786 // app that had no children, we grant requested runtime permissions to the new 1787 // children if the parent on the system image had them already granted. 1788 if (res.pkg.parentPackage != null) { 1789 synchronized (mPackages) { 1790 grantRuntimePermissionsGrantedToDisabledPrivSysPackageParentLPw(res.pkg); 1791 } 1792 } 1793 1794 synchronized (mPackages) { 1795 mInstantAppRegistry.onPackageInstalledLPw(res.pkg, res.newUsers); 1796 } 1797 1798 final String packageName = res.pkg.applicationInfo.packageName; 1799 1800 // Determine the set of users who are adding this package for 1801 // the first time vs. those who are seeing an update. 1802 int[] firstUsers = EMPTY_INT_ARRAY; 1803 int[] updateUsers = EMPTY_INT_ARRAY; 1804 final boolean allNewUsers = res.origUsers == null || res.origUsers.length == 0; 1805 final PackageSetting ps = (PackageSetting) res.pkg.mExtras; 1806 for (int newUser : res.newUsers) { 1807 if (ps.getInstantApp(newUser)) { 1808 continue; 1809 } 1810 if (allNewUsers) { 1811 firstUsers = ArrayUtils.appendInt(firstUsers, newUser); 1812 continue; 1813 } 1814 boolean isNew = true; 1815 for (int origUser : res.origUsers) { 1816 if (origUser == newUser) { 1817 isNew = false; 1818 break; 1819 } 1820 } 1821 if (isNew) { 1822 firstUsers = ArrayUtils.appendInt(firstUsers, newUser); 1823 } else { 1824 updateUsers = ArrayUtils.appendInt(updateUsers, newUser); 1825 } 1826 } 1827 1828 // Send installed broadcasts if the package is not a static shared lib. 1829 if (res.pkg.staticSharedLibName == null) { 1830 mProcessLoggingHandler.invalidateProcessLoggingBaseApkHash(res.pkg.baseCodePath); 1831 1832 // Send added for users that see the package for the first time 1833 // sendPackageAddedForNewUsers also deals with system apps 1834 int appId = UserHandle.getAppId(res.uid); 1835 boolean isSystem = res.pkg.applicationInfo.isSystemApp(); 1836 sendPackageAddedForNewUsers(packageName, isSystem, appId, firstUsers); 1837 1838 // Send added for users that don't see the package for the first time 1839 Bundle extras = new Bundle(1); 1840 extras.putInt(Intent.EXTRA_UID, res.uid); 1841 if (update) { 1842 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1843 } 1844 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1845 extras, 0 /*flags*/, 1846 null /*targetPackage*/, null /*finishedReceiver*/, updateUsers); 1847 if (origInstallerPackageName != null) { 1848 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1849 extras, 0 /*flags*/, 1850 origInstallerPackageName, null /*finishedReceiver*/, updateUsers); 1851 } 1852 1853 // Send replaced for users that don't see the package for the first time 1854 if (update) { 1855 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1856 packageName, extras, 0 /*flags*/, 1857 null /*targetPackage*/, null /*finishedReceiver*/, 1858 updateUsers); 1859 if (origInstallerPackageName != null) { 1860 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 1861 extras, 0 /*flags*/, 1862 origInstallerPackageName, null /*finishedReceiver*/, updateUsers); 1863 } 1864 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1865 null /*package*/, null /*extras*/, 0 /*flags*/, 1866 packageName /*targetPackage*/, 1867 null /*finishedReceiver*/, updateUsers); 1868 } else if (launchedForRestore && !isSystemApp(res.pkg)) { 1869 // First-install and we did a restore, so we're responsible for the 1870 // first-launch broadcast. 1871 if (DEBUG_BACKUP) { 1872 Slog.i(TAG, "Post-restore of " + packageName 1873 + " sending FIRST_LAUNCH in " + Arrays.toString(firstUsers)); 1874 } 1875 sendFirstLaunchBroadcast(packageName, installerPackage, firstUsers); 1876 } 1877 1878 // Send broadcast package appeared if forward locked/external for all users 1879 // treat asec-hosted packages like removable media on upgrade 1880 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1881 if (DEBUG_INSTALL) { 1882 Slog.i(TAG, "upgrading pkg " + res.pkg 1883 + " is ASEC-hosted -> AVAILABLE"); 1884 } 1885 final int[] uidArray = new int[]{res.pkg.applicationInfo.uid}; 1886 ArrayList<String> pkgList = new ArrayList<>(1); 1887 pkgList.add(packageName); 1888 sendResourcesChangedBroadcast(true, true, pkgList, uidArray, null); 1889 } 1890 } 1891 1892 // Work that needs to happen on first install within each user 1893 if (firstUsers != null && firstUsers.length > 0) { 1894 synchronized (mPackages) { 1895 for (int userId : firstUsers) { 1896 // If this app is a browser and it's newly-installed for some 1897 // users, clear any default-browser state in those users. The 1898 // app's nature doesn't depend on the user, so we can just check 1899 // its browser nature in any user and generalize. 1900 if (packageIsBrowser(packageName, userId)) { 1901 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1902 } 1903 1904 // We may also need to apply pending (restored) runtime 1905 // permission grants within these users. 1906 mSettings.applyPendingPermissionGrantsLPw(packageName, userId); 1907 } 1908 } 1909 } 1910 1911 // Log current value of "unknown sources" setting 1912 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1913 getUnknownSourcesSettings()); 1914 1915 // Force a gc to clear up things 1916 Runtime.getRuntime().gc(); 1917 1918 // Remove the replaced package's older resources safely now 1919 // We delete after a gc for applications on sdcard. 1920 if (res.removedInfo != null && res.removedInfo.args != null) { 1921 synchronized (mInstallLock) { 1922 res.removedInfo.args.doPostDeleteLI(true); 1923 } 1924 } 1925 1926 // Notify DexManager that the package was installed for new users. 1927 // The updated users should already be indexed and the package code paths 1928 // should not change. 1929 // Don't notify the manager for ephemeral apps as they are not expected to 1930 // survive long enough to benefit of background optimizations. 1931 for (int userId : firstUsers) { 1932 PackageInfo info = getPackageInfo(packageName, /*flags*/ 0, userId); 1933 // There's a race currently where some install events may interleave with an uninstall. 1934 // This can lead to package info being null (b/36642664). 1935 if (info != null) { 1936 mDexManager.notifyPackageInstalled(info, userId); 1937 } 1938 } 1939 } 1940 1941 // If someone is watching installs - notify them 1942 if (installObserver != null) { 1943 try { 1944 Bundle extras = extrasForInstallResult(res); 1945 installObserver.onPackageInstalled(res.name, res.returnCode, 1946 res.returnMsg, extras); 1947 } catch (RemoteException e) { 1948 Slog.i(TAG, "Observer no longer exists."); 1949 } 1950 } 1951 } 1952 1953 private void grantRuntimePermissionsGrantedToDisabledPrivSysPackageParentLPw( 1954 PackageParser.Package pkg) { 1955 if (pkg.parentPackage == null) { 1956 return; 1957 } 1958 if (pkg.requestedPermissions == null) { 1959 return; 1960 } 1961 final PackageSetting disabledSysParentPs = mSettings 1962 .getDisabledSystemPkgLPr(pkg.parentPackage.packageName); 1963 if (disabledSysParentPs == null || disabledSysParentPs.pkg == null 1964 || !disabledSysParentPs.isPrivileged() 1965 || (disabledSysParentPs.childPackageNames != null 1966 && !disabledSysParentPs.childPackageNames.isEmpty())) { 1967 return; 1968 } 1969 final int[] allUserIds = sUserManager.getUserIds(); 1970 final int permCount = pkg.requestedPermissions.size(); 1971 for (int i = 0; i < permCount; i++) { 1972 String permission = pkg.requestedPermissions.get(i); 1973 BasePermission bp = mSettings.mPermissions.get(permission); 1974 if (bp == null || !(bp.isRuntime() || bp.isDevelopment())) { 1975 continue; 1976 } 1977 for (int userId : allUserIds) { 1978 if (disabledSysParentPs.getPermissionsState().hasRuntimePermission( 1979 permission, userId)) { 1980 grantRuntimePermission(pkg.packageName, permission, userId); 1981 } 1982 } 1983 } 1984 } 1985 1986 private StorageEventListener mStorageListener = new StorageEventListener() { 1987 @Override 1988 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1989 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1990 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1991 final String volumeUuid = vol.getFsUuid(); 1992 1993 // Clean up any users or apps that were removed or recreated 1994 // while this volume was missing 1995 sUserManager.reconcileUsers(volumeUuid); 1996 reconcileApps(volumeUuid); 1997 1998 // Clean up any install sessions that expired or were 1999 // cancelled while this volume was missing 2000 mInstallerService.onPrivateVolumeMounted(volumeUuid); 2001 2002 loadPrivatePackages(vol); 2003 2004 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 2005 unloadPrivatePackages(vol); 2006 } 2007 } 2008 2009 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 2010 if (vol.state == VolumeInfo.STATE_MOUNTED) { 2011 updateExternalMediaStatus(true, false); 2012 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 2013 updateExternalMediaStatus(false, false); 2014 } 2015 } 2016 } 2017 2018 @Override 2019 public void onVolumeForgotten(String fsUuid) { 2020 if (TextUtils.isEmpty(fsUuid)) { 2021 Slog.e(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 2022 return; 2023 } 2024 2025 // Remove any apps installed on the forgotten volume 2026 synchronized (mPackages) { 2027 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 2028 for (PackageSetting ps : packages) { 2029 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 2030 deletePackageVersioned(new VersionedPackage(ps.name, 2031 PackageManager.VERSION_CODE_HIGHEST), 2032 new LegacyPackageDeleteObserver(null).getBinder(), 2033 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS); 2034 // Try very hard to release any references to this package 2035 // so we don't risk the system server being killed due to 2036 // open FDs 2037 AttributeCache.instance().removePackage(ps.name); 2038 } 2039 2040 mSettings.onVolumeForgotten(fsUuid); 2041 mSettings.writeLPr(); 2042 } 2043 } 2044 }; 2045 2046 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int[] userIds, 2047 String[] grantedPermissions) { 2048 for (int userId : userIds) { 2049 grantRequestedRuntimePermissionsForUser(pkg, userId, grantedPermissions); 2050 } 2051 } 2052 2053 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId, 2054 String[] grantedPermissions) { 2055 SettingBase sb = (SettingBase) pkg.mExtras; 2056 if (sb == null) { 2057 return; 2058 } 2059 2060 PermissionsState permissionsState = sb.getPermissionsState(); 2061 2062 final int immutableFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 2063 | PackageManager.FLAG_PERMISSION_POLICY_FIXED; 2064 2065 final boolean supportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 2066 >= Build.VERSION_CODES.M; 2067 2068 final boolean instantApp = isInstantApp(pkg.packageName, userId); 2069 2070 for (String permission : pkg.requestedPermissions) { 2071 final BasePermission bp; 2072 synchronized (mPackages) { 2073 bp = mSettings.mPermissions.get(permission); 2074 } 2075 if (bp != null && (bp.isRuntime() || bp.isDevelopment()) 2076 && (!instantApp || bp.isInstant()) 2077 && (supportsRuntimePermissions || !bp.isRuntimeOnly()) 2078 && (grantedPermissions == null 2079 || ArrayUtils.contains(grantedPermissions, permission))) { 2080 final int flags = permissionsState.getPermissionFlags(permission, userId); 2081 if (supportsRuntimePermissions) { 2082 // Installer cannot change immutable permissions. 2083 if ((flags & immutableFlags) == 0) { 2084 grantRuntimePermission(pkg.packageName, permission, userId); 2085 } 2086 } else if (mPermissionReviewRequired) { 2087 // In permission review mode we clear the review flag when we 2088 // are asked to install the app with all permissions granted. 2089 if ((flags & PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 2090 updatePermissionFlags(permission, pkg.packageName, 2091 PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED, 0, userId); 2092 } 2093 } 2094 } 2095 } 2096 } 2097 2098 Bundle extrasForInstallResult(PackageInstalledInfo res) { 2099 Bundle extras = null; 2100 switch (res.returnCode) { 2101 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 2102 extras = new Bundle(); 2103 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 2104 res.origPermission); 2105 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 2106 res.origPackage); 2107 break; 2108 } 2109 case PackageManager.INSTALL_SUCCEEDED: { 2110 extras = new Bundle(); 2111 extras.putBoolean(Intent.EXTRA_REPLACING, 2112 res.removedInfo != null && res.removedInfo.removedPackage != null); 2113 break; 2114 } 2115 } 2116 return extras; 2117 } 2118 2119 void scheduleWriteSettingsLocked() { 2120 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 2121 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 2122 } 2123 } 2124 2125 void scheduleWritePackageListLocked(int userId) { 2126 if (!mHandler.hasMessages(WRITE_PACKAGE_LIST)) { 2127 Message msg = mHandler.obtainMessage(WRITE_PACKAGE_LIST); 2128 msg.arg1 = userId; 2129 mHandler.sendMessageDelayed(msg, WRITE_SETTINGS_DELAY); 2130 } 2131 } 2132 2133 void scheduleWritePackageRestrictionsLocked(UserHandle user) { 2134 final int userId = user == null ? UserHandle.USER_ALL : user.getIdentifier(); 2135 scheduleWritePackageRestrictionsLocked(userId); 2136 } 2137 2138 void scheduleWritePackageRestrictionsLocked(int userId) { 2139 final int[] userIds = (userId == UserHandle.USER_ALL) 2140 ? sUserManager.getUserIds() : new int[]{userId}; 2141 for (int nextUserId : userIds) { 2142 if (!sUserManager.exists(nextUserId)) return; 2143 mDirtyUsers.add(nextUserId); 2144 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 2145 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 2146 } 2147 } 2148 } 2149 2150 public static PackageManagerService main(Context context, Installer installer, 2151 boolean factoryTest, boolean onlyCore) { 2152 // Self-check for initial settings. 2153 PackageManagerServiceCompilerMapping.checkProperties(); 2154 2155 PackageManagerService m = new PackageManagerService(context, installer, 2156 factoryTest, onlyCore); 2157 m.enableSystemUserPackages(); 2158 ServiceManager.addService("package", m); 2159 return m; 2160 } 2161 2162 private void enableSystemUserPackages() { 2163 if (!UserManager.isSplitSystemUser()) { 2164 return; 2165 } 2166 // For system user, enable apps based on the following conditions: 2167 // - app is whitelisted or belong to one of these groups: 2168 // -- system app which has no launcher icons 2169 // -- system app which has INTERACT_ACROSS_USERS permission 2170 // -- system IME app 2171 // - app is not in the blacklist 2172 AppsQueryHelper queryHelper = new AppsQueryHelper(this); 2173 Set<String> enableApps = new ArraySet<>(); 2174 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_NON_LAUNCHABLE_APPS 2175 | AppsQueryHelper.GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM 2176 | AppsQueryHelper.GET_IMES, /* systemAppsOnly */ true, UserHandle.SYSTEM)); 2177 ArraySet<String> wlApps = SystemConfig.getInstance().getSystemUserWhitelistedApps(); 2178 enableApps.addAll(wlApps); 2179 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_REQUIRED_FOR_SYSTEM_USER, 2180 /* systemAppsOnly */ false, UserHandle.SYSTEM)); 2181 ArraySet<String> blApps = SystemConfig.getInstance().getSystemUserBlacklistedApps(); 2182 enableApps.removeAll(blApps); 2183 Log.i(TAG, "Applications installed for system user: " + enableApps); 2184 List<String> allAps = queryHelper.queryApps(0, /* systemAppsOnly */ false, 2185 UserHandle.SYSTEM); 2186 final int allAppsSize = allAps.size(); 2187 synchronized (mPackages) { 2188 for (int i = 0; i < allAppsSize; i++) { 2189 String pName = allAps.get(i); 2190 PackageSetting pkgSetting = mSettings.mPackages.get(pName); 2191 // Should not happen, but we shouldn't be failing if it does 2192 if (pkgSetting == null) { 2193 continue; 2194 } 2195 boolean install = enableApps.contains(pName); 2196 if (pkgSetting.getInstalled(UserHandle.USER_SYSTEM) != install) { 2197 Log.i(TAG, (install ? "Installing " : "Uninstalling ") + pName 2198 + " for system user"); 2199 pkgSetting.setInstalled(install, UserHandle.USER_SYSTEM); 2200 } 2201 } 2202 scheduleWritePackageRestrictionsLocked(UserHandle.USER_SYSTEM); 2203 } 2204 } 2205 2206 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 2207 DisplayManager displayManager = (DisplayManager) context.getSystemService( 2208 Context.DISPLAY_SERVICE); 2209 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 2210 } 2211 2212 /** 2213 * Requests that files preopted on a secondary system partition be copied to the data partition 2214 * if possible. Note that the actual copying of the files is accomplished by init for security 2215 * reasons. This simply requests that the copy takes place and awaits confirmation of its 2216 * completion. See platform/system/extras/cppreopt/ for the implementation of the actual copy. 2217 */ 2218 private static void requestCopyPreoptedFiles() { 2219 final int WAIT_TIME_MS = 100; 2220 final String CP_PREOPT_PROPERTY = "sys.cppreopt"; 2221 if (SystemProperties.getInt("ro.cp_system_other_odex", 0) == 1) { 2222 SystemProperties.set(CP_PREOPT_PROPERTY, "requested"); 2223 // We will wait for up to 100 seconds. 2224 final long timeStart = SystemClock.uptimeMillis(); 2225 final long timeEnd = timeStart + 100 * 1000; 2226 long timeNow = timeStart; 2227 while (!SystemProperties.get(CP_PREOPT_PROPERTY).equals("finished")) { 2228 try { 2229 Thread.sleep(WAIT_TIME_MS); 2230 } catch (InterruptedException e) { 2231 // Do nothing 2232 } 2233 timeNow = SystemClock.uptimeMillis(); 2234 if (timeNow > timeEnd) { 2235 SystemProperties.set(CP_PREOPT_PROPERTY, "timed-out"); 2236 Slog.wtf(TAG, "cppreopt did not finish!"); 2237 break; 2238 } 2239 } 2240 2241 Slog.i(TAG, "cppreopts took " + (timeNow - timeStart) + " ms"); 2242 } 2243 } 2244 2245 public PackageManagerService(Context context, Installer installer, 2246 boolean factoryTest, boolean onlyCore) { 2247 LockGuard.installLock(mPackages, LockGuard.INDEX_PACKAGES); 2248 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "create package manager"); 2249 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 2250 SystemClock.uptimeMillis()); 2251 2252 if (mSdkVersion <= 0) { 2253 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 2254 } 2255 2256 mContext = context; 2257 2258 mPermissionReviewRequired = context.getResources().getBoolean( 2259 R.bool.config_permissionReviewRequired); 2260 2261 mFactoryTest = factoryTest; 2262 mOnlyCore = onlyCore; 2263 mMetrics = new DisplayMetrics(); 2264 mSettings = new Settings(mPackages); 2265 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 2266 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2267 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 2268 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2269 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 2270 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2271 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 2272 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2273 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 2274 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2275 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 2276 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2277 2278 String separateProcesses = SystemProperties.get("debug.separate_processes"); 2279 if (separateProcesses != null && separateProcesses.length() > 0) { 2280 if ("*".equals(separateProcesses)) { 2281 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 2282 mSeparateProcesses = null; 2283 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 2284 } else { 2285 mDefParseFlags = 0; 2286 mSeparateProcesses = separateProcesses.split(","); 2287 Slog.w(TAG, "Running with debug.separate_processes: " 2288 + separateProcesses); 2289 } 2290 } else { 2291 mDefParseFlags = 0; 2292 mSeparateProcesses = null; 2293 } 2294 2295 mInstaller = installer; 2296 mPackageDexOptimizer = new PackageDexOptimizer(installer, mInstallLock, context, 2297 "*dexopt*"); 2298 mDexManager = new DexManager(this, mPackageDexOptimizer, installer, mInstallLock); 2299 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 2300 2301 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 2302 FgThread.get().getLooper()); 2303 2304 getDefaultDisplayMetrics(context, mMetrics); 2305 2306 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "get system config"); 2307 SystemConfig systemConfig = SystemConfig.getInstance(); 2308 mGlobalGids = systemConfig.getGlobalGids(); 2309 mSystemPermissions = systemConfig.getSystemPermissions(); 2310 mAvailableFeatures = systemConfig.getAvailableFeatures(); 2311 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2312 2313 mProtectedPackages = new ProtectedPackages(mContext); 2314 2315 synchronized (mInstallLock) { 2316 // writer 2317 synchronized (mPackages) { 2318 mHandlerThread = new ServiceThread(TAG, 2319 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 2320 mHandlerThread.start(); 2321 mHandler = new PackageHandler(mHandlerThread.getLooper()); 2322 mProcessLoggingHandler = new ProcessLoggingHandler(); 2323 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 2324 2325 mDefaultPermissionPolicy = new DefaultPermissionGrantPolicy(this); 2326 mInstantAppRegistry = new InstantAppRegistry(this); 2327 2328 File dataDir = Environment.getDataDirectory(); 2329 mAppInstallDir = new File(dataDir, "app"); 2330 mAppLib32InstallDir = new File(dataDir, "app-lib"); 2331 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 2332 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 2333 sUserManager = new UserManagerService(context, this, 2334 new UserDataPreparer(mInstaller, mInstallLock, mContext, mOnlyCore), mPackages); 2335 2336 // Propagate permission configuration in to package manager. 2337 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 2338 = systemConfig.getPermissions(); 2339 for (int i=0; i<permConfig.size(); i++) { 2340 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 2341 BasePermission bp = mSettings.mPermissions.get(perm.name); 2342 if (bp == null) { 2343 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 2344 mSettings.mPermissions.put(perm.name, bp); 2345 } 2346 if (perm.gids != null) { 2347 bp.setGids(perm.gids, perm.perUser); 2348 } 2349 } 2350 2351 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 2352 final int builtInLibCount = libConfig.size(); 2353 for (int i = 0; i < builtInLibCount; i++) { 2354 String name = libConfig.keyAt(i); 2355 String path = libConfig.valueAt(i); 2356 addSharedLibraryLPw(path, null, name, SharedLibraryInfo.VERSION_UNDEFINED, 2357 SharedLibraryInfo.TYPE_BUILTIN, PLATFORM_PACKAGE_NAME, 0); 2358 } 2359 2360 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 2361 2362 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "read user settings"); 2363 mFirstBoot = !mSettings.readLPw(sUserManager.getUsers(false)); 2364 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2365 2366 // Clean up orphaned packages for which the code path doesn't exist 2367 // and they are an update to a system app - caused by bug/32321269 2368 final int packageSettingCount = mSettings.mPackages.size(); 2369 for (int i = packageSettingCount - 1; i >= 0; i--) { 2370 PackageSetting ps = mSettings.mPackages.valueAt(i); 2371 if (!isExternal(ps) && (ps.codePath == null || !ps.codePath.exists()) 2372 && mSettings.getDisabledSystemPkgLPr(ps.name) != null) { 2373 mSettings.mPackages.removeAt(i); 2374 mSettings.enableSystemPackageLPw(ps.name); 2375 } 2376 } 2377 2378 if (mFirstBoot) { 2379 requestCopyPreoptedFiles(); 2380 } 2381 2382 String customResolverActivity = Resources.getSystem().getString( 2383 R.string.config_customResolverActivity); 2384 if (TextUtils.isEmpty(customResolverActivity)) { 2385 customResolverActivity = null; 2386 } else { 2387 mCustomResolverComponentName = ComponentName.unflattenFromString( 2388 customResolverActivity); 2389 } 2390 2391 long startTime = SystemClock.uptimeMillis(); 2392 2393 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 2394 startTime); 2395 2396 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 2397 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 2398 2399 if (bootClassPath == null) { 2400 Slog.w(TAG, "No BOOTCLASSPATH found!"); 2401 } 2402 2403 if (systemServerClassPath == null) { 2404 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 2405 } 2406 2407 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2408 2409 final VersionInfo ver = mSettings.getInternalVersion(); 2410 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2411 if (mIsUpgrade) { 2412 logCriticalInfo(Log.INFO, 2413 "Upgrading from " + ver.fingerprint + " to " + Build.FINGERPRINT); 2414 } 2415 2416 // when upgrading from pre-M, promote system app permissions from install to runtime 2417 mPromoteSystemApps = 2418 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2419 2420 // When upgrading from pre-N, we need to handle package extraction like first boot, 2421 // as there is no profiling data available. 2422 mIsPreNUpgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N; 2423 2424 mIsPreNMR1Upgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N_MR1; 2425 2426 // save off the names of pre-existing system packages prior to scanning; we don't 2427 // want to automatically grant runtime permissions for new system apps 2428 if (mPromoteSystemApps) { 2429 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2430 while (pkgSettingIter.hasNext()) { 2431 PackageSetting ps = pkgSettingIter.next(); 2432 if (isSystemApp(ps)) { 2433 mExistingSystemPackages.add(ps.name); 2434 } 2435 } 2436 } 2437 2438 mCacheDir = preparePackageParserCache(mIsUpgrade); 2439 2440 // Set flag to monitor and not change apk file paths when 2441 // scanning install directories. 2442 int scanFlags = SCAN_BOOTING | SCAN_INITIAL; 2443 2444 if (mIsUpgrade || mFirstBoot) { 2445 scanFlags = scanFlags | SCAN_FIRST_BOOT_OR_UPGRADE; 2446 } 2447 2448 // Collect vendor overlay packages. (Do this before scanning any apps.) 2449 // For security and version matching reason, only consider 2450 // overlay packages if they reside in the right directory. 2451 scanDirTracedLI(new File(VENDOR_OVERLAY_DIR), mDefParseFlags 2452 | PackageParser.PARSE_IS_SYSTEM 2453 | PackageParser.PARSE_IS_SYSTEM_DIR 2454 | PackageParser.PARSE_TRUSTED_OVERLAY, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2455 2456 // Find base frameworks (resource packages without code). 2457 scanDirTracedLI(frameworkDir, mDefParseFlags 2458 | PackageParser.PARSE_IS_SYSTEM 2459 | PackageParser.PARSE_IS_SYSTEM_DIR 2460 | PackageParser.PARSE_IS_PRIVILEGED, 2461 scanFlags | SCAN_NO_DEX, 0); 2462 2463 // Collected privileged system packages. 2464 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2465 scanDirTracedLI(privilegedAppDir, mDefParseFlags 2466 | PackageParser.PARSE_IS_SYSTEM 2467 | PackageParser.PARSE_IS_SYSTEM_DIR 2468 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2469 2470 // Collect ordinary system packages. 2471 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2472 scanDirTracedLI(systemAppDir, mDefParseFlags 2473 | PackageParser.PARSE_IS_SYSTEM 2474 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2475 2476 // Collect all vendor packages. 2477 File vendorAppDir = new File("/vendor/app"); 2478 try { 2479 vendorAppDir = vendorAppDir.getCanonicalFile(); 2480 } catch (IOException e) { 2481 // failed to look up canonical path, continue with original one 2482 } 2483 scanDirTracedLI(vendorAppDir, mDefParseFlags 2484 | PackageParser.PARSE_IS_SYSTEM 2485 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2486 2487 // Collect all OEM packages. 2488 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2489 scanDirTracedLI(oemAppDir, mDefParseFlags 2490 | PackageParser.PARSE_IS_SYSTEM 2491 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2492 2493 // Prune any system packages that no longer exist. 2494 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2495 if (!mOnlyCore) { 2496 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2497 while (psit.hasNext()) { 2498 PackageSetting ps = psit.next(); 2499 2500 /* 2501 * If this is not a system app, it can't be a 2502 * disable system app. 2503 */ 2504 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2505 continue; 2506 } 2507 2508 /* 2509 * If the package is scanned, it's not erased. 2510 */ 2511 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2512 if (scannedPkg != null) { 2513 /* 2514 * If the system app is both scanned and in the 2515 * disabled packages list, then it must have been 2516 * added via OTA. Remove it from the currently 2517 * scanned package so the previously user-installed 2518 * application can be scanned. 2519 */ 2520 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2521 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2522 + ps.name + "; removing system app. Last known codePath=" 2523 + ps.codePathString + ", installStatus=" + ps.installStatus 2524 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2525 + scannedPkg.mVersionCode); 2526 removePackageLI(scannedPkg, true); 2527 mExpectingBetter.put(ps.name, ps.codePath); 2528 } 2529 2530 continue; 2531 } 2532 2533 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2534 psit.remove(); 2535 logCriticalInfo(Log.WARN, "System package " + ps.name 2536 + " no longer exists; it's data will be wiped"); 2537 // Actual deletion of code and data will be handled by later 2538 // reconciliation step 2539 } else { 2540 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2541 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2542 possiblyDeletedUpdatedSystemApps.add(ps.name); 2543 } 2544 } 2545 } 2546 } 2547 2548 //look for any incomplete package installations 2549 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2550 for (int i = 0; i < deletePkgsList.size(); i++) { 2551 // Actual deletion of code and data will be handled by later 2552 // reconciliation step 2553 final String packageName = deletePkgsList.get(i).name; 2554 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + packageName); 2555 synchronized (mPackages) { 2556 mSettings.removePackageLPw(packageName); 2557 } 2558 } 2559 2560 //delete tmp files 2561 deleteTempPackageFiles(); 2562 2563 // Remove any shared userIDs that have no associated packages 2564 mSettings.pruneSharedUsersLPw(); 2565 2566 if (!mOnlyCore) { 2567 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2568 SystemClock.uptimeMillis()); 2569 scanDirTracedLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2570 2571 scanDirTracedLI(mDrmAppPrivateInstallDir, mDefParseFlags 2572 | PackageParser.PARSE_FORWARD_LOCK, 2573 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2574 2575 /** 2576 * Remove disable package settings for any updated system 2577 * apps that were removed via an OTA. If they're not a 2578 * previously-updated app, remove them completely. 2579 * Otherwise, just revoke their system-level permissions. 2580 */ 2581 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2582 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2583 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2584 2585 String msg; 2586 if (deletedPkg == null) { 2587 msg = "Updated system package " + deletedAppName 2588 + " no longer exists; it's data will be wiped"; 2589 // Actual deletion of code and data will be handled by later 2590 // reconciliation step 2591 } else { 2592 msg = "Updated system app + " + deletedAppName 2593 + " no longer present; removing system privileges for " 2594 + deletedAppName; 2595 2596 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2597 2598 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2599 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2600 } 2601 logCriticalInfo(Log.WARN, msg); 2602 } 2603 2604 /** 2605 * Make sure all system apps that we expected to appear on 2606 * the userdata partition actually showed up. If they never 2607 * appeared, crawl back and revive the system version. 2608 */ 2609 for (int i = 0; i < mExpectingBetter.size(); i++) { 2610 final String packageName = mExpectingBetter.keyAt(i); 2611 if (!mPackages.containsKey(packageName)) { 2612 final File scanFile = mExpectingBetter.valueAt(i); 2613 2614 logCriticalInfo(Log.WARN, "Expected better " + packageName 2615 + " but never showed up; reverting to system"); 2616 2617 int reparseFlags = mDefParseFlags; 2618 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2619 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2620 | PackageParser.PARSE_IS_SYSTEM_DIR 2621 | PackageParser.PARSE_IS_PRIVILEGED; 2622 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2623 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2624 | PackageParser.PARSE_IS_SYSTEM_DIR; 2625 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2626 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2627 | PackageParser.PARSE_IS_SYSTEM_DIR; 2628 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2629 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2630 | PackageParser.PARSE_IS_SYSTEM_DIR; 2631 } else { 2632 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2633 continue; 2634 } 2635 2636 mSettings.enableSystemPackageLPw(packageName); 2637 2638 try { 2639 scanPackageTracedLI(scanFile, reparseFlags, scanFlags, 0, null); 2640 } catch (PackageManagerException e) { 2641 Slog.e(TAG, "Failed to parse original system package: " 2642 + e.getMessage()); 2643 } 2644 } 2645 } 2646 } 2647 mExpectingBetter.clear(); 2648 2649 // Resolve the storage manager. 2650 mStorageManagerPackage = getStorageManagerPackageName(); 2651 2652 // Resolve protected action filters. Only the setup wizard is allowed to 2653 // have a high priority filter for these actions. 2654 mSetupWizardPackage = getSetupWizardPackageName(); 2655 if (mProtectedFilters.size() > 0) { 2656 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 2657 Slog.i(TAG, "No setup wizard;" 2658 + " All protected intents capped to priority 0"); 2659 } 2660 for (ActivityIntentInfo filter : mProtectedFilters) { 2661 if (filter.activity.info.packageName.equals(mSetupWizardPackage)) { 2662 if (DEBUG_FILTERS) { 2663 Slog.i(TAG, "Found setup wizard;" 2664 + " allow priority " + filter.getPriority() + ";" 2665 + " package: " + filter.activity.info.packageName 2666 + " activity: " + filter.activity.className 2667 + " priority: " + filter.getPriority()); 2668 } 2669 // skip setup wizard; allow it to keep the high priority filter 2670 continue; 2671 } 2672 Slog.w(TAG, "Protected action; cap priority to 0;" 2673 + " package: " + filter.activity.info.packageName 2674 + " activity: " + filter.activity.className 2675 + " origPrio: " + filter.getPriority()); 2676 filter.setPriority(0); 2677 } 2678 } 2679 mDeferProtectedFilters = false; 2680 mProtectedFilters.clear(); 2681 2682 // Now that we know all of the shared libraries, update all clients to have 2683 // the correct library paths. 2684 updateAllSharedLibrariesLPw(null); 2685 2686 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2687 // NOTE: We ignore potential failures here during a system scan (like 2688 // the rest of the commands above) because there's precious little we 2689 // can do about it. A settings error is reported, though. 2690 adjustCpuAbisForSharedUserLPw(setting.packages, null /*scannedPackage*/); 2691 } 2692 2693 // Now that we know all the packages we are keeping, 2694 // read and update their last usage times. 2695 mPackageUsage.read(mPackages); 2696 mCompilerStats.read(); 2697 2698 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2699 SystemClock.uptimeMillis()); 2700 Slog.i(TAG, "Time to scan packages: " 2701 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2702 + " seconds"); 2703 2704 // If the platform SDK has changed since the last time we booted, 2705 // we need to re-grant app permission to catch any new ones that 2706 // appear. This is really a hack, and means that apps can in some 2707 // cases get permissions that the user didn't initially explicitly 2708 // allow... it would be nice to have some better way to handle 2709 // this situation. 2710 int updateFlags = UPDATE_PERMISSIONS_ALL; 2711 if (ver.sdkVersion != mSdkVersion) { 2712 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2713 + mSdkVersion + "; regranting permissions for internal storage"); 2714 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 2715 } 2716 updatePermissionsLPw(null, null, StorageManager.UUID_PRIVATE_INTERNAL, updateFlags); 2717 ver.sdkVersion = mSdkVersion; 2718 2719 // If this is the first boot or an update from pre-M, and it is a normal 2720 // boot, then we need to initialize the default preferred apps across 2721 // all defined users. 2722 if (!onlyCore && (mPromoteSystemApps || mFirstBoot)) { 2723 for (UserInfo user : sUserManager.getUsers(true)) { 2724 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 2725 applyFactoryDefaultBrowserLPw(user.id); 2726 primeDomainVerificationsLPw(user.id); 2727 } 2728 } 2729 2730 // Prepare storage for system user really early during boot, 2731 // since core system apps like SettingsProvider and SystemUI 2732 // can't wait for user to start 2733 final int storageFlags; 2734 if (StorageManager.isFileEncryptedNativeOrEmulated()) { 2735 storageFlags = StorageManager.FLAG_STORAGE_DE; 2736 } else { 2737 storageFlags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 2738 } 2739 List<String> deferPackages = reconcileAppsDataLI(StorageManager.UUID_PRIVATE_INTERNAL, 2740 UserHandle.USER_SYSTEM, storageFlags, true /* migrateAppData */, 2741 true /* onlyCoreApps */); 2742 mPrepareAppDataFuture = SystemServerInitThreadPool.get().submit(() -> { 2743 BootTimingsTraceLog traceLog = new BootTimingsTraceLog("SystemServerTimingAsync", 2744 Trace.TRACE_TAG_PACKAGE_MANAGER); 2745 traceLog.traceBegin("AppDataFixup"); 2746 try { 2747 mInstaller.fixupAppData(StorageManager.UUID_PRIVATE_INTERNAL, 2748 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 2749 } catch (InstallerException e) { 2750 Slog.w(TAG, "Trouble fixing GIDs", e); 2751 } 2752 traceLog.traceEnd(); 2753 2754 traceLog.traceBegin("AppDataPrepare"); 2755 if (deferPackages == null || deferPackages.isEmpty()) { 2756 return; 2757 } 2758 int count = 0; 2759 for (String pkgName : deferPackages) { 2760 PackageParser.Package pkg = null; 2761 synchronized (mPackages) { 2762 PackageSetting ps = mSettings.getPackageLPr(pkgName); 2763 if (ps != null && ps.getInstalled(UserHandle.USER_SYSTEM)) { 2764 pkg = ps.pkg; 2765 } 2766 } 2767 if (pkg != null) { 2768 synchronized (mInstallLock) { 2769 prepareAppDataAndMigrateLIF(pkg, UserHandle.USER_SYSTEM, storageFlags, 2770 true /* maybeMigrateAppData */); 2771 } 2772 count++; 2773 } 2774 } 2775 traceLog.traceEnd(); 2776 Slog.i(TAG, "Deferred reconcileAppsData finished " + count + " packages"); 2777 }, "prepareAppData"); 2778 2779 // If this is first boot after an OTA, and a normal boot, then 2780 // we need to clear code cache directories. 2781 // Note that we do *not* clear the application profiles. These remain valid 2782 // across OTAs and are used to drive profile verification (post OTA) and 2783 // profile compilation (without waiting to collect a fresh set of profiles). 2784 if (mIsUpgrade && !onlyCore) { 2785 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2786 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2787 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2788 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2789 // No apps are running this early, so no need to freeze 2790 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 2791 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 2792 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 2793 } 2794 } 2795 ver.fingerprint = Build.FINGERPRINT; 2796 } 2797 2798 checkDefaultBrowser(); 2799 2800 // clear only after permissions and other defaults have been updated 2801 mExistingSystemPackages.clear(); 2802 mPromoteSystemApps = false; 2803 2804 // All the changes are done during package scanning. 2805 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2806 2807 // can downgrade to reader 2808 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "write settings"); 2809 mSettings.writeLPr(); 2810 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2811 2812 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2813 SystemClock.uptimeMillis()); 2814 2815 if (!mOnlyCore) { 2816 mRequiredVerifierPackage = getRequiredButNotReallyRequiredVerifierLPr(); 2817 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2818 mRequiredUninstallerPackage = getRequiredUninstallerLPr(); 2819 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2820 if (mIntentFilterVerifierComponent != null) { 2821 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2822 mIntentFilterVerifierComponent); 2823 } else { 2824 mIntentFilterVerifier = null; 2825 } 2826 mServicesSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 2827 PackageManager.SYSTEM_SHARED_LIBRARY_SERVICES, 2828 SharedLibraryInfo.VERSION_UNDEFINED); 2829 mSharedSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 2830 PackageManager.SYSTEM_SHARED_LIBRARY_SHARED, 2831 SharedLibraryInfo.VERSION_UNDEFINED); 2832 } else { 2833 mRequiredVerifierPackage = null; 2834 mRequiredInstallerPackage = null; 2835 mRequiredUninstallerPackage = null; 2836 mIntentFilterVerifierComponent = null; 2837 mIntentFilterVerifier = null; 2838 mServicesSystemSharedLibraryPackageName = null; 2839 mSharedSystemSharedLibraryPackageName = null; 2840 } 2841 2842 mInstallerService = new PackageInstallerService(context, this); 2843 final Pair<ComponentName, String> instantAppResolverComponent = 2844 getInstantAppResolverLPr(); 2845 if (instantAppResolverComponent != null) { 2846 if (DEBUG_EPHEMERAL) { 2847 Slog.d(TAG, "Set ephemeral resolver: " + instantAppResolverComponent); 2848 } 2849 mInstantAppResolverConnection = new EphemeralResolverConnection( 2850 mContext, instantAppResolverComponent.first, 2851 instantAppResolverComponent.second); 2852 mInstantAppResolverSettingsComponent = 2853 getInstantAppResolverSettingsLPr(instantAppResolverComponent.first); 2854 } else { 2855 mInstantAppResolverConnection = null; 2856 mInstantAppResolverSettingsComponent = null; 2857 } 2858 updateInstantAppInstallerLocked(null); 2859 2860 // Read and update the usage of dex files. 2861 // Do this at the end of PM init so that all the packages have their 2862 // data directory reconciled. 2863 // At this point we know the code paths of the packages, so we can validate 2864 // the disk file and build the internal cache. 2865 // The usage file is expected to be small so loading and verifying it 2866 // should take a fairly small time compare to the other activities (e.g. package 2867 // scanning). 2868 final Map<Integer, List<PackageInfo>> userPackages = new HashMap<>(); 2869 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 2870 for (int userId : currentUserIds) { 2871 userPackages.put(userId, getInstalledPackages(/*flags*/ 0, userId).getList()); 2872 } 2873 mDexManager.load(userPackages); 2874 } // synchronized (mPackages) 2875 } // synchronized (mInstallLock) 2876 2877 // Now after opening every single application zip, make sure they 2878 // are all flushed. Not really needed, but keeps things nice and 2879 // tidy. 2880 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "GC"); 2881 Runtime.getRuntime().gc(); 2882 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2883 2884 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "loadFallbacks"); 2885 FallbackCategoryProvider.loadFallbacks(); 2886 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2887 2888 // The initial scanning above does many calls into installd while 2889 // holding the mPackages lock, but we're mostly interested in yelling 2890 // once we have a booted system. 2891 mInstaller.setWarnIfHeld(mPackages); 2892 2893 // Expose private service for system components to use. 2894 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2895 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2896 } 2897 2898 private void updateInstantAppInstallerLocked(String modifiedPackage) { 2899 // we're only interested in updating the installer appliction when 1) it's not 2900 // already set or 2) the modified package is the installer 2901 if (mInstantAppInstallerActivity != null 2902 && !mInstantAppInstallerActivity.getComponentName().getPackageName() 2903 .equals(modifiedPackage)) { 2904 return; 2905 } 2906 setUpInstantAppInstallerActivityLP(getInstantAppInstallerLPr()); 2907 } 2908 2909 private static File preparePackageParserCache(boolean isUpgrade) { 2910 if (!DEFAULT_PACKAGE_PARSER_CACHE_ENABLED) { 2911 return null; 2912 } 2913 2914 // Disable package parsing on eng builds to allow for faster incremental development. 2915 if ("eng".equals(Build.TYPE)) { 2916 return null; 2917 } 2918 2919 if (SystemProperties.getBoolean("pm.boot.disable_package_cache", false)) { 2920 Slog.i(TAG, "Disabling package parser cache due to system property."); 2921 return null; 2922 } 2923 2924 // The base directory for the package parser cache lives under /data/system/. 2925 final File cacheBaseDir = FileUtils.createDir(Environment.getDataSystemDirectory(), 2926 "package_cache"); 2927 if (cacheBaseDir == null) { 2928 return null; 2929 } 2930 2931 // If this is a system upgrade scenario, delete the contents of the package cache dir. 2932 // This also serves to "GC" unused entries when the package cache version changes (which 2933 // can only happen during upgrades). 2934 if (isUpgrade) { 2935 FileUtils.deleteContents(cacheBaseDir); 2936 } 2937 2938 2939 // Return the versioned package cache directory. This is something like 2940 // "/data/system/package_cache/1" 2941 File cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 2942 2943 // The following is a workaround to aid development on non-numbered userdebug 2944 // builds or cases where "adb sync" is used on userdebug builds. If we detect that 2945 // the system partition is newer. 2946 // 2947 // NOTE: When no BUILD_NUMBER is set by the build system, it defaults to a build 2948 // that starts with "eng." to signify that this is an engineering build and not 2949 // destined for release. 2950 if ("userdebug".equals(Build.TYPE) && Build.VERSION.INCREMENTAL.startsWith("eng.")) { 2951 Slog.w(TAG, "Wiping cache directory because the system partition changed."); 2952 2953 // Heuristic: If the /system directory has been modified recently due to an "adb sync" 2954 // or a regular make, then blow away the cache. Note that mtimes are *NOT* reliable 2955 // in general and should not be used for production changes. In this specific case, 2956 // we know that they will work. 2957 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2958 if (cacheDir.lastModified() < frameworkDir.lastModified()) { 2959 FileUtils.deleteContents(cacheBaseDir); 2960 cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 2961 } 2962 } 2963 2964 return cacheDir; 2965 } 2966 2967 @Override 2968 public boolean isFirstBoot() { 2969 return mFirstBoot; 2970 } 2971 2972 @Override 2973 public boolean isOnlyCoreApps() { 2974 return mOnlyCore; 2975 } 2976 2977 @Override 2978 public boolean isUpgrade() { 2979 return mIsUpgrade; 2980 } 2981 2982 private @Nullable String getRequiredButNotReallyRequiredVerifierLPr() { 2983 final Intent intent = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2984 2985 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 2986 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 2987 UserHandle.USER_SYSTEM); 2988 if (matches.size() == 1) { 2989 return matches.get(0).getComponentInfo().packageName; 2990 } else if (matches.size() == 0) { 2991 Log.e(TAG, "There should probably be a verifier, but, none were found"); 2992 return null; 2993 } 2994 throw new RuntimeException("There must be exactly one verifier; found " + matches); 2995 } 2996 2997 private @NonNull String getRequiredSharedLibraryLPr(String name, int version) { 2998 synchronized (mPackages) { 2999 SharedLibraryEntry libraryEntry = getSharedLibraryEntryLPr(name, version); 3000 if (libraryEntry == null) { 3001 throw new IllegalStateException("Missing required shared library:" + name); 3002 } 3003 return libraryEntry.apk; 3004 } 3005 } 3006 3007 private @NonNull String getRequiredInstallerLPr() { 3008 final Intent intent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 3009 intent.addCategory(Intent.CATEGORY_DEFAULT); 3010 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3011 3012 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3013 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3014 UserHandle.USER_SYSTEM); 3015 if (matches.size() == 1) { 3016 ResolveInfo resolveInfo = matches.get(0); 3017 if (!resolveInfo.activityInfo.applicationInfo.isPrivilegedApp()) { 3018 throw new RuntimeException("The installer must be a privileged app"); 3019 } 3020 return matches.get(0).getComponentInfo().packageName; 3021 } else { 3022 throw new RuntimeException("There must be exactly one installer; found " + matches); 3023 } 3024 } 3025 3026 private @NonNull String getRequiredUninstallerLPr() { 3027 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 3028 intent.addCategory(Intent.CATEGORY_DEFAULT); 3029 intent.setData(Uri.fromParts(PACKAGE_SCHEME, "foo.bar", null)); 3030 3031 final ResolveInfo resolveInfo = resolveIntent(intent, null, 3032 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3033 UserHandle.USER_SYSTEM); 3034 if (resolveInfo == null || 3035 mResolveActivity.name.equals(resolveInfo.getComponentInfo().name)) { 3036 throw new RuntimeException("There must be exactly one uninstaller; found " 3037 + resolveInfo); 3038 } 3039 return resolveInfo.getComponentInfo().packageName; 3040 } 3041 3042 private @NonNull ComponentName getIntentFilterVerifierComponentNameLPr() { 3043 final Intent intent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 3044 3045 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 3046 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3047 UserHandle.USER_SYSTEM); 3048 ResolveInfo best = null; 3049 final int N = matches.size(); 3050 for (int i = 0; i < N; i++) { 3051 final ResolveInfo cur = matches.get(i); 3052 final String packageName = cur.getComponentInfo().packageName; 3053 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 3054 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 3055 continue; 3056 } 3057 3058 if (best == null || cur.priority > best.priority) { 3059 best = cur; 3060 } 3061 } 3062 3063 if (best != null) { 3064 return best.getComponentInfo().getComponentName(); 3065 } 3066 Slog.w(TAG, "Intent filter verifier not found"); 3067 return null; 3068 } 3069 3070 private @Nullable Pair<ComponentName, String> getInstantAppResolverLPr() { 3071 final String[] packageArray = 3072 mContext.getResources().getStringArray(R.array.config_ephemeralResolverPackage); 3073 if (packageArray.length == 0 && !Build.IS_DEBUGGABLE) { 3074 if (DEBUG_EPHEMERAL) { 3075 Slog.d(TAG, "Ephemeral resolver NOT found; empty package list"); 3076 } 3077 return null; 3078 } 3079 3080 final int callingUid = Binder.getCallingUid(); 3081 final int resolveFlags = 3082 MATCH_DIRECT_BOOT_AWARE 3083 | MATCH_DIRECT_BOOT_UNAWARE 3084 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3085 String actionName = Intent.ACTION_RESOLVE_INSTANT_APP_PACKAGE; 3086 final Intent resolverIntent = new Intent(actionName); 3087 List<ResolveInfo> resolvers = queryIntentServicesInternal(resolverIntent, null, 3088 resolveFlags, UserHandle.USER_SYSTEM, callingUid, false /*includeInstantApps*/); 3089 // temporarily look for the old action 3090 if (resolvers.size() == 0) { 3091 if (DEBUG_EPHEMERAL) { 3092 Slog.d(TAG, "Ephemeral resolver not found with new action; try old one"); 3093 } 3094 actionName = Intent.ACTION_RESOLVE_EPHEMERAL_PACKAGE; 3095 resolverIntent.setAction(actionName); 3096 resolvers = queryIntentServicesInternal(resolverIntent, null, 3097 resolveFlags, UserHandle.USER_SYSTEM, callingUid, false /*includeInstantApps*/); 3098 } 3099 final int N = resolvers.size(); 3100 if (N == 0) { 3101 if (DEBUG_EPHEMERAL) { 3102 Slog.d(TAG, "Ephemeral resolver NOT found; no matching intent filters"); 3103 } 3104 return null; 3105 } 3106 3107 final Set<String> possiblePackages = new ArraySet<>(Arrays.asList(packageArray)); 3108 for (int i = 0; i < N; i++) { 3109 final ResolveInfo info = resolvers.get(i); 3110 3111 if (info.serviceInfo == null) { 3112 continue; 3113 } 3114 3115 final String packageName = info.serviceInfo.packageName; 3116 if (!possiblePackages.contains(packageName) && !Build.IS_DEBUGGABLE) { 3117 if (DEBUG_EPHEMERAL) { 3118 Slog.d(TAG, "Ephemeral resolver not in allowed package list;" 3119 + " pkg: " + packageName + ", info:" + info); 3120 } 3121 continue; 3122 } 3123 3124 if (DEBUG_EPHEMERAL) { 3125 Slog.v(TAG, "Ephemeral resolver found;" 3126 + " pkg: " + packageName + ", info:" + info); 3127 } 3128 return new Pair<>(new ComponentName(packageName, info.serviceInfo.name), actionName); 3129 } 3130 if (DEBUG_EPHEMERAL) { 3131 Slog.v(TAG, "Ephemeral resolver NOT found"); 3132 } 3133 return null; 3134 } 3135 3136 private @Nullable ActivityInfo getInstantAppInstallerLPr() { 3137 final Intent intent = new Intent(Intent.ACTION_INSTALL_INSTANT_APP_PACKAGE); 3138 intent.addCategory(Intent.CATEGORY_DEFAULT); 3139 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3140 3141 final int resolveFlags = 3142 MATCH_DIRECT_BOOT_AWARE 3143 | MATCH_DIRECT_BOOT_UNAWARE 3144 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3145 List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3146 resolveFlags, UserHandle.USER_SYSTEM); 3147 // temporarily look for the old action 3148 if (matches.isEmpty()) { 3149 if (DEBUG_EPHEMERAL) { 3150 Slog.d(TAG, "Ephemeral installer not found with new action; try old one"); 3151 } 3152 intent.setAction(Intent.ACTION_INSTALL_EPHEMERAL_PACKAGE); 3153 matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3154 resolveFlags, UserHandle.USER_SYSTEM); 3155 } 3156 Iterator<ResolveInfo> iter = matches.iterator(); 3157 while (iter.hasNext()) { 3158 final ResolveInfo rInfo = iter.next(); 3159 final PackageSetting ps = mSettings.mPackages.get(rInfo.activityInfo.packageName); 3160 if (ps != null) { 3161 final PermissionsState permissionsState = ps.getPermissionsState(); 3162 if (permissionsState.hasPermission(Manifest.permission.INSTALL_PACKAGES, 0)) { 3163 continue; 3164 } 3165 } 3166 iter.remove(); 3167 } 3168 if (matches.size() == 0) { 3169 return null; 3170 } else if (matches.size() == 1) { 3171 return (ActivityInfo) matches.get(0).getComponentInfo(); 3172 } else { 3173 throw new RuntimeException( 3174 "There must be at most one ephemeral installer; found " + matches); 3175 } 3176 } 3177 3178 private @Nullable ComponentName getInstantAppResolverSettingsLPr( 3179 @NonNull ComponentName resolver) { 3180 final Intent intent = new Intent(Intent.ACTION_INSTANT_APP_RESOLVER_SETTINGS) 3181 .addCategory(Intent.CATEGORY_DEFAULT) 3182 .setPackage(resolver.getPackageName()); 3183 final int resolveFlags = MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 3184 List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, resolveFlags, 3185 UserHandle.USER_SYSTEM); 3186 // temporarily look for the old action 3187 if (matches.isEmpty()) { 3188 if (DEBUG_EPHEMERAL) { 3189 Slog.d(TAG, "Ephemeral resolver settings not found with new action; try old one"); 3190 } 3191 intent.setAction(Intent.ACTION_EPHEMERAL_RESOLVER_SETTINGS); 3192 matches = queryIntentActivitiesInternal(intent, null, resolveFlags, 3193 UserHandle.USER_SYSTEM); 3194 } 3195 if (matches.isEmpty()) { 3196 return null; 3197 } 3198 return matches.get(0).getComponentInfo().getComponentName(); 3199 } 3200 3201 private void primeDomainVerificationsLPw(int userId) { 3202 if (DEBUG_DOMAIN_VERIFICATION) { 3203 Slog.d(TAG, "Priming domain verifications in user " + userId); 3204 } 3205 3206 SystemConfig systemConfig = SystemConfig.getInstance(); 3207 ArraySet<String> packages = systemConfig.getLinkedApps(); 3208 3209 for (String packageName : packages) { 3210 PackageParser.Package pkg = mPackages.get(packageName); 3211 if (pkg != null) { 3212 if (!pkg.isSystemApp()) { 3213 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 3214 continue; 3215 } 3216 3217 ArraySet<String> domains = null; 3218 for (PackageParser.Activity a : pkg.activities) { 3219 for (ActivityIntentInfo filter : a.intents) { 3220 if (hasValidDomains(filter)) { 3221 if (domains == null) { 3222 domains = new ArraySet<String>(); 3223 } 3224 domains.addAll(filter.getHostsList()); 3225 } 3226 } 3227 } 3228 3229 if (domains != null && domains.size() > 0) { 3230 if (DEBUG_DOMAIN_VERIFICATION) { 3231 Slog.v(TAG, " + " + packageName); 3232 } 3233 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 3234 // state w.r.t. the formal app-linkage "no verification attempted" state; 3235 // and then 'always' in the per-user state actually used for intent resolution. 3236 final IntentFilterVerificationInfo ivi; 3237 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, domains); 3238 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 3239 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 3240 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 3241 } else { 3242 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 3243 + "' does not handle web links"); 3244 } 3245 } else { 3246 Slog.w(TAG, "Unknown package " + packageName + " in sysconfig <app-link>"); 3247 } 3248 } 3249 3250 scheduleWritePackageRestrictionsLocked(userId); 3251 scheduleWriteSettingsLocked(); 3252 } 3253 3254 private void applyFactoryDefaultBrowserLPw(int userId) { 3255 // The default browser app's package name is stored in a string resource, 3256 // with a product-specific overlay used for vendor customization. 3257 String browserPkg = mContext.getResources().getString( 3258 com.android.internal.R.string.default_browser); 3259 if (!TextUtils.isEmpty(browserPkg)) { 3260 // non-empty string => required to be a known package 3261 PackageSetting ps = mSettings.mPackages.get(browserPkg); 3262 if (ps == null) { 3263 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 3264 browserPkg = null; 3265 } else { 3266 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3267 } 3268 } 3269 3270 // Nothing valid explicitly set? Make the factory-installed browser the explicit 3271 // default. If there's more than one, just leave everything alone. 3272 if (browserPkg == null) { 3273 calculateDefaultBrowserLPw(userId); 3274 } 3275 } 3276 3277 private void calculateDefaultBrowserLPw(int userId) { 3278 List<String> allBrowsers = resolveAllBrowserApps(userId); 3279 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 3280 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3281 } 3282 3283 private List<String> resolveAllBrowserApps(int userId) { 3284 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 3285 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3286 PackageManager.MATCH_ALL, userId); 3287 3288 final int count = list.size(); 3289 List<String> result = new ArrayList<String>(count); 3290 for (int i=0; i<count; i++) { 3291 ResolveInfo info = list.get(i); 3292 if (info.activityInfo == null 3293 || !info.handleAllWebDataURI 3294 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 3295 || result.contains(info.activityInfo.packageName)) { 3296 continue; 3297 } 3298 result.add(info.activityInfo.packageName); 3299 } 3300 3301 return result; 3302 } 3303 3304 private boolean packageIsBrowser(String packageName, int userId) { 3305 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3306 PackageManager.MATCH_ALL, userId); 3307 final int N = list.size(); 3308 for (int i = 0; i < N; i++) { 3309 ResolveInfo info = list.get(i); 3310 if (packageName.equals(info.activityInfo.packageName)) { 3311 return true; 3312 } 3313 } 3314 return false; 3315 } 3316 3317 private void checkDefaultBrowser() { 3318 final int myUserId = UserHandle.myUserId(); 3319 final String packageName = getDefaultBrowserPackageName(myUserId); 3320 if (packageName != null) { 3321 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 3322 if (info == null) { 3323 Slog.w(TAG, "Default browser no longer installed: " + packageName); 3324 synchronized (mPackages) { 3325 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 3326 } 3327 } 3328 } 3329 } 3330 3331 @Override 3332 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 3333 throws RemoteException { 3334 try { 3335 return super.onTransact(code, data, reply, flags); 3336 } catch (RuntimeException e) { 3337 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 3338 Slog.wtf(TAG, "Package Manager Crash", e); 3339 } 3340 throw e; 3341 } 3342 } 3343 3344 static int[] appendInts(int[] cur, int[] add) { 3345 if (add == null) return cur; 3346 if (cur == null) return add; 3347 final int N = add.length; 3348 for (int i=0; i<N; i++) { 3349 cur = appendInt(cur, add[i]); 3350 } 3351 return cur; 3352 } 3353 3354 private PackageInfo generatePackageInfo(PackageSetting ps, int flags, int userId) { 3355 if (!sUserManager.exists(userId)) return null; 3356 if (ps == null) { 3357 return null; 3358 } 3359 final PackageParser.Package p = ps.pkg; 3360 if (p == null) { 3361 return null; 3362 } 3363 // Filter out ephemeral app metadata: 3364 // * The system/shell/root can see metadata for any app 3365 // * An installed app can see metadata for 1) other installed apps 3366 // and 2) ephemeral apps that have explicitly interacted with it 3367 // * Ephemeral apps can only see their own data and exposed installed apps 3368 // * Holding a signature permission allows seeing instant apps 3369 final int callingAppId = UserHandle.getAppId(Binder.getCallingUid()); 3370 if (callingAppId != Process.SYSTEM_UID 3371 && callingAppId != Process.SHELL_UID 3372 && callingAppId != Process.ROOT_UID 3373 && checkUidPermission(Manifest.permission.ACCESS_INSTANT_APPS, 3374 Binder.getCallingUid()) != PackageManager.PERMISSION_GRANTED) { 3375 final String instantAppPackageName = getInstantAppPackageName(Binder.getCallingUid()); 3376 if (instantAppPackageName != null) { 3377 // ephemeral apps can only get information on themselves or 3378 // installed apps that are exposed. 3379 if (!instantAppPackageName.equals(p.packageName) 3380 && (ps.getInstantApp(userId) || !p.visibleToInstantApps)) { 3381 return null; 3382 } 3383 } else { 3384 if (ps.getInstantApp(userId)) { 3385 // only get access to the ephemeral app if we've been granted access 3386 if (!mInstantAppRegistry.isInstantAccessGranted( 3387 userId, callingAppId, ps.appId)) { 3388 return null; 3389 } 3390 } 3391 } 3392 } 3393 3394 final PermissionsState permissionsState = ps.getPermissionsState(); 3395 3396 // Compute GIDs only if requested 3397 final int[] gids = (flags & PackageManager.GET_GIDS) == 0 3398 ? EMPTY_INT_ARRAY : permissionsState.computeGids(userId); 3399 // Compute granted permissions only if package has requested permissions 3400 final Set<String> permissions = ArrayUtils.isEmpty(p.requestedPermissions) 3401 ? Collections.<String>emptySet() : permissionsState.getPermissions(userId); 3402 final PackageUserState state = ps.readUserState(userId); 3403 3404 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0 3405 && ps.isSystem()) { 3406 flags |= MATCH_ANY_USER; 3407 } 3408 3409 PackageInfo packageInfo = PackageParser.generatePackageInfo(p, gids, flags, 3410 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 3411 3412 if (packageInfo == null) { 3413 return null; 3414 } 3415 3416 rebaseEnabledOverlays(packageInfo.applicationInfo, userId); 3417 3418 packageInfo.packageName = packageInfo.applicationInfo.packageName = 3419 resolveExternalPackageNameLPr(p); 3420 3421 return packageInfo; 3422 } 3423 3424 @Override 3425 public void checkPackageStartable(String packageName, int userId) { 3426 final boolean userKeyUnlocked = StorageManager.isUserKeyUnlocked(userId); 3427 3428 synchronized (mPackages) { 3429 final PackageSetting ps = mSettings.mPackages.get(packageName); 3430 if (ps == null) { 3431 throw new SecurityException("Package " + packageName + " was not found!"); 3432 } 3433 3434 if (!ps.getInstalled(userId)) { 3435 throw new SecurityException( 3436 "Package " + packageName + " was not installed for user " + userId + "!"); 3437 } 3438 3439 if (mSafeMode && !ps.isSystem()) { 3440 throw new SecurityException("Package " + packageName + " not a system app!"); 3441 } 3442 3443 if (mFrozenPackages.contains(packageName)) { 3444 throw new SecurityException("Package " + packageName + " is currently frozen!"); 3445 } 3446 3447 if (!userKeyUnlocked && !(ps.pkg.applicationInfo.isDirectBootAware() 3448 || ps.pkg.applicationInfo.isPartiallyDirectBootAware())) { 3449 throw new SecurityException("Package " + packageName + " is not encryption aware!"); 3450 } 3451 } 3452 } 3453 3454 @Override 3455 public boolean isPackageAvailable(String packageName, int userId) { 3456 if (!sUserManager.exists(userId)) return false; 3457 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3458 false /* requireFullPermission */, false /* checkShell */, "is package available"); 3459 synchronized (mPackages) { 3460 PackageParser.Package p = mPackages.get(packageName); 3461 if (p != null) { 3462 final PackageSetting ps = (PackageSetting) p.mExtras; 3463 if (ps != null) { 3464 final PackageUserState state = ps.readUserState(userId); 3465 if (state != null) { 3466 return PackageParser.isAvailable(state); 3467 } 3468 } 3469 } 3470 } 3471 return false; 3472 } 3473 3474 @Override 3475 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 3476 return getPackageInfoInternal(packageName, PackageManager.VERSION_CODE_HIGHEST, 3477 flags, userId); 3478 } 3479 3480 @Override 3481 public PackageInfo getPackageInfoVersioned(VersionedPackage versionedPackage, 3482 int flags, int userId) { 3483 return getPackageInfoInternal(versionedPackage.getPackageName(), 3484 // TODO: We will change version code to long, so in the new API it is long 3485 (int) versionedPackage.getVersionCode(), flags, userId); 3486 } 3487 3488 private PackageInfo getPackageInfoInternal(String packageName, int versionCode, 3489 int flags, int userId) { 3490 if (!sUserManager.exists(userId)) return null; 3491 flags = updateFlagsForPackage(flags, userId, packageName); 3492 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3493 false /* requireFullPermission */, false /* checkShell */, "get package info"); 3494 3495 // reader 3496 synchronized (mPackages) { 3497 // Normalize package name to handle renamed packages and static libs 3498 packageName = resolveInternalPackageNameLPr(packageName, versionCode); 3499 3500 final boolean matchFactoryOnly = (flags & MATCH_FACTORY_ONLY) != 0; 3501 if (matchFactoryOnly) { 3502 final PackageSetting ps = mSettings.getDisabledSystemPkgLPr(packageName); 3503 if (ps != null) { 3504 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 3505 return null; 3506 } 3507 return generatePackageInfo(ps, flags, userId); 3508 } 3509 } 3510 3511 PackageParser.Package p = mPackages.get(packageName); 3512 if (matchFactoryOnly && p != null && !isSystemApp(p)) { 3513 return null; 3514 } 3515 if (DEBUG_PACKAGE_INFO) 3516 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 3517 if (p != null) { 3518 if (filterSharedLibPackageLPr((PackageSetting) p.mExtras, 3519 Binder.getCallingUid(), userId)) { 3520 return null; 3521 } 3522 return generatePackageInfo((PackageSetting)p.mExtras, flags, userId); 3523 } 3524 if (!matchFactoryOnly && (flags & MATCH_KNOWN_PACKAGES) != 0) { 3525 final PackageSetting ps = mSettings.mPackages.get(packageName); 3526 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 3527 return null; 3528 } 3529 return generatePackageInfo(ps, flags, userId); 3530 } 3531 } 3532 return null; 3533 } 3534 3535 3536 private boolean filterSharedLibPackageLPr(@Nullable PackageSetting ps, int uid, int userId) { 3537 // System/shell/root get to see all static libs 3538 final int appId = UserHandle.getAppId(uid); 3539 if (appId == Process.SYSTEM_UID || appId == Process.SHELL_UID 3540 || appId == Process.ROOT_UID) { 3541 return false; 3542 } 3543 3544 // No package means no static lib as it is always on internal storage 3545 if (ps == null || ps.pkg == null || !ps.pkg.applicationInfo.isStaticSharedLibrary()) { 3546 return false; 3547 } 3548 3549 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(ps.pkg.staticSharedLibName, 3550 ps.pkg.staticSharedLibVersion); 3551 if (libEntry == null) { 3552 return false; 3553 } 3554 3555 final int resolvedUid = UserHandle.getUid(userId, UserHandle.getAppId(uid)); 3556 final String[] uidPackageNames = getPackagesForUid(resolvedUid); 3557 if (uidPackageNames == null) { 3558 return true; 3559 } 3560 3561 for (String uidPackageName : uidPackageNames) { 3562 if (ps.name.equals(uidPackageName)) { 3563 return false; 3564 } 3565 PackageSetting uidPs = mSettings.getPackageLPr(uidPackageName); 3566 if (uidPs != null) { 3567 final int index = ArrayUtils.indexOf(uidPs.usesStaticLibraries, 3568 libEntry.info.getName()); 3569 if (index < 0) { 3570 continue; 3571 } 3572 if (uidPs.pkg.usesStaticLibrariesVersions[index] == libEntry.info.getVersion()) { 3573 return false; 3574 } 3575 } 3576 } 3577 return true; 3578 } 3579 3580 @Override 3581 public String[] currentToCanonicalPackageNames(String[] names) { 3582 String[] out = new String[names.length]; 3583 // reader 3584 synchronized (mPackages) { 3585 for (int i=names.length-1; i>=0; i--) { 3586 PackageSetting ps = mSettings.mPackages.get(names[i]); 3587 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 3588 } 3589 } 3590 return out; 3591 } 3592 3593 @Override 3594 public String[] canonicalToCurrentPackageNames(String[] names) { 3595 String[] out = new String[names.length]; 3596 // reader 3597 synchronized (mPackages) { 3598 for (int i=names.length-1; i>=0; i--) { 3599 String cur = mSettings.getRenamedPackageLPr(names[i]); 3600 out[i] = cur != null ? cur : names[i]; 3601 } 3602 } 3603 return out; 3604 } 3605 3606 @Override 3607 public int getPackageUid(String packageName, int flags, int userId) { 3608 if (!sUserManager.exists(userId)) return -1; 3609 flags = updateFlagsForPackage(flags, userId, packageName); 3610 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3611 false /* requireFullPermission */, false /* checkShell */, "get package uid"); 3612 3613 // reader 3614 synchronized (mPackages) { 3615 final PackageParser.Package p = mPackages.get(packageName); 3616 if (p != null && p.isMatch(flags)) { 3617 return UserHandle.getUid(userId, p.applicationInfo.uid); 3618 } 3619 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 3620 final PackageSetting ps = mSettings.mPackages.get(packageName); 3621 if (ps != null && ps.isMatch(flags)) { 3622 return UserHandle.getUid(userId, ps.appId); 3623 } 3624 } 3625 } 3626 3627 return -1; 3628 } 3629 3630 @Override 3631 public int[] getPackageGids(String packageName, int flags, int userId) { 3632 if (!sUserManager.exists(userId)) return null; 3633 flags = updateFlagsForPackage(flags, userId, packageName); 3634 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3635 false /* requireFullPermission */, false /* checkShell */, 3636 "getPackageGids"); 3637 3638 // reader 3639 synchronized (mPackages) { 3640 final PackageParser.Package p = mPackages.get(packageName); 3641 if (p != null && p.isMatch(flags)) { 3642 PackageSetting ps = (PackageSetting) p.mExtras; 3643 // TODO: Shouldn't this be checking for package installed state for userId and 3644 // return null? 3645 return ps.getPermissionsState().computeGids(userId); 3646 } 3647 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 3648 final PackageSetting ps = mSettings.mPackages.get(packageName); 3649 if (ps != null && ps.isMatch(flags)) { 3650 return ps.getPermissionsState().computeGids(userId); 3651 } 3652 } 3653 } 3654 3655 return null; 3656 } 3657 3658 static PermissionInfo generatePermissionInfo(BasePermission bp, int flags) { 3659 if (bp.perm != null) { 3660 return PackageParser.generatePermissionInfo(bp.perm, flags); 3661 } 3662 PermissionInfo pi = new PermissionInfo(); 3663 pi.name = bp.name; 3664 pi.packageName = bp.sourcePackage; 3665 pi.nonLocalizedLabel = bp.name; 3666 pi.protectionLevel = bp.protectionLevel; 3667 return pi; 3668 } 3669 3670 @Override 3671 public PermissionInfo getPermissionInfo(String name, int flags) { 3672 // reader 3673 synchronized (mPackages) { 3674 final BasePermission p = mSettings.mPermissions.get(name); 3675 if (p != null) { 3676 return generatePermissionInfo(p, flags); 3677 } 3678 return null; 3679 } 3680 } 3681 3682 @Override 3683 public @Nullable ParceledListSlice<PermissionInfo> queryPermissionsByGroup(String group, 3684 int flags) { 3685 // reader 3686 synchronized (mPackages) { 3687 if (group != null && !mPermissionGroups.containsKey(group)) { 3688 // This is thrown as NameNotFoundException 3689 return null; 3690 } 3691 3692 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 3693 for (BasePermission p : mSettings.mPermissions.values()) { 3694 if (group == null) { 3695 if (p.perm == null || p.perm.info.group == null) { 3696 out.add(generatePermissionInfo(p, flags)); 3697 } 3698 } else { 3699 if (p.perm != null && group.equals(p.perm.info.group)) { 3700 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 3701 } 3702 } 3703 } 3704 return new ParceledListSlice<>(out); 3705 } 3706 } 3707 3708 @Override 3709 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 3710 // reader 3711 synchronized (mPackages) { 3712 return PackageParser.generatePermissionGroupInfo( 3713 mPermissionGroups.get(name), flags); 3714 } 3715 } 3716 3717 @Override 3718 public @NonNull ParceledListSlice<PermissionGroupInfo> getAllPermissionGroups(int flags) { 3719 // reader 3720 synchronized (mPackages) { 3721 final int N = mPermissionGroups.size(); 3722 ArrayList<PermissionGroupInfo> out 3723 = new ArrayList<PermissionGroupInfo>(N); 3724 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 3725 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 3726 } 3727 return new ParceledListSlice<>(out); 3728 } 3729 } 3730 3731 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 3732 int uid, int userId) { 3733 if (!sUserManager.exists(userId)) return null; 3734 PackageSetting ps = mSettings.mPackages.get(packageName); 3735 if (ps != null) { 3736 if (filterSharedLibPackageLPr(ps, uid, userId)) { 3737 return null; 3738 } 3739 if (ps.pkg == null) { 3740 final PackageInfo pInfo = generatePackageInfo(ps, flags, userId); 3741 if (pInfo != null) { 3742 return pInfo.applicationInfo; 3743 } 3744 return null; 3745 } 3746 ApplicationInfo ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 3747 ps.readUserState(userId), userId); 3748 if (ai != null) { 3749 rebaseEnabledOverlays(ai, userId); 3750 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 3751 } 3752 return ai; 3753 } 3754 return null; 3755 } 3756 3757 @Override 3758 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 3759 if (!sUserManager.exists(userId)) return null; 3760 flags = updateFlagsForApplication(flags, userId, packageName); 3761 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3762 false /* requireFullPermission */, false /* checkShell */, "get application info"); 3763 3764 // writer 3765 synchronized (mPackages) { 3766 // Normalize package name to handle renamed packages and static libs 3767 packageName = resolveInternalPackageNameLPr(packageName, 3768 PackageManager.VERSION_CODE_HIGHEST); 3769 3770 PackageParser.Package p = mPackages.get(packageName); 3771 if (DEBUG_PACKAGE_INFO) Log.v( 3772 TAG, "getApplicationInfo " + packageName 3773 + ": " + p); 3774 if (p != null) { 3775 PackageSetting ps = mSettings.mPackages.get(packageName); 3776 if (ps == null) return null; 3777 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 3778 return null; 3779 } 3780 // Note: isEnabledLP() does not apply here - always return info 3781 ApplicationInfo ai = PackageParser.generateApplicationInfo( 3782 p, flags, ps.readUserState(userId), userId); 3783 if (ai != null) { 3784 rebaseEnabledOverlays(ai, userId); 3785 ai.packageName = resolveExternalPackageNameLPr(p); 3786 } 3787 return ai; 3788 } 3789 if ("android".equals(packageName)||"system".equals(packageName)) { 3790 return mAndroidApplication; 3791 } 3792 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 3793 // Already generates the external package name 3794 return generateApplicationInfoFromSettingsLPw(packageName, 3795 Binder.getCallingUid(), flags, userId); 3796 } 3797 } 3798 return null; 3799 } 3800 3801 private void rebaseEnabledOverlays(@NonNull ApplicationInfo ai, int userId) { 3802 List<String> paths = new ArrayList<>(); 3803 ArrayMap<String, ArrayList<String>> userSpecificOverlays = 3804 mEnabledOverlayPaths.get(userId); 3805 if (userSpecificOverlays != null) { 3806 if (!"android".equals(ai.packageName)) { 3807 ArrayList<String> frameworkOverlays = userSpecificOverlays.get("android"); 3808 if (frameworkOverlays != null) { 3809 paths.addAll(frameworkOverlays); 3810 } 3811 } 3812 3813 ArrayList<String> appOverlays = userSpecificOverlays.get(ai.packageName); 3814 if (appOverlays != null) { 3815 paths.addAll(appOverlays); 3816 } 3817 } 3818 ai.resourceDirs = paths.size() > 0 ? paths.toArray(new String[paths.size()]) : null; 3819 } 3820 3821 private String normalizePackageNameLPr(String packageName) { 3822 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 3823 return normalizedPackageName != null ? normalizedPackageName : packageName; 3824 } 3825 3826 @Override 3827 public void deletePreloadsFileCache() { 3828 if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) { 3829 throw new SecurityException("Only system or settings may call deletePreloadsFileCache"); 3830 } 3831 File dir = Environment.getDataPreloadsFileCacheDirectory(); 3832 Slog.i(TAG, "Deleting preloaded file cache " + dir); 3833 FileUtils.deleteContents(dir); 3834 } 3835 3836 @Override 3837 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 3838 final IPackageDataObserver observer) { 3839 mContext.enforceCallingOrSelfPermission( 3840 android.Manifest.permission.CLEAR_APP_CACHE, null); 3841 mHandler.post(() -> { 3842 boolean success = false; 3843 try { 3844 freeStorage(volumeUuid, freeStorageSize, 0); 3845 success = true; 3846 } catch (IOException e) { 3847 Slog.w(TAG, e); 3848 } 3849 if (observer != null) { 3850 try { 3851 observer.onRemoveCompleted(null, success); 3852 } catch (RemoteException e) { 3853 Slog.w(TAG, e); 3854 } 3855 } 3856 }); 3857 } 3858 3859 @Override 3860 public void freeStorage(final String volumeUuid, final long freeStorageSize, 3861 final IntentSender pi) { 3862 mContext.enforceCallingOrSelfPermission( 3863 android.Manifest.permission.CLEAR_APP_CACHE, TAG); 3864 mHandler.post(() -> { 3865 boolean success = false; 3866 try { 3867 freeStorage(volumeUuid, freeStorageSize, 0); 3868 success = true; 3869 } catch (IOException e) { 3870 Slog.w(TAG, e); 3871 } 3872 if (pi != null) { 3873 try { 3874 pi.sendIntent(null, success ? 1 : 0, null, null, null); 3875 } catch (SendIntentException e) { 3876 Slog.w(TAG, e); 3877 } 3878 } 3879 }); 3880 } 3881 3882 /** 3883 * Blocking call to clear various types of cached data across the system 3884 * until the requested bytes are available. 3885 */ 3886 public void freeStorage(String volumeUuid, long bytes, int storageFlags) throws IOException { 3887 final StorageManager storage = mContext.getSystemService(StorageManager.class); 3888 final File file = storage.findPathForUuid(volumeUuid); 3889 if (file.getUsableSpace() >= bytes) return; 3890 3891 if (ENABLE_FREE_CACHE_V2) { 3892 final boolean aggressive = (storageFlags 3893 & StorageManager.FLAG_ALLOCATE_AGGRESSIVE) != 0; 3894 final boolean internalVolume = Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, 3895 volumeUuid); 3896 3897 // 1. Pre-flight to determine if we have any chance to succeed 3898 // 2. Consider preloaded data (after 1w honeymoon, unless aggressive) 3899 if (internalVolume && (aggressive || SystemProperties 3900 .getBoolean("persist.sys.preloads.file_cache_expired", false))) { 3901 deletePreloadsFileCache(); 3902 if (file.getUsableSpace() >= bytes) return; 3903 } 3904 3905 // 3. Consider parsed APK data (aggressive only) 3906 if (internalVolume && aggressive) { 3907 FileUtils.deleteContents(mCacheDir); 3908 if (file.getUsableSpace() >= bytes) return; 3909 } 3910 3911 // 4. Consider cached app data (above quotas) 3912 try { 3913 mInstaller.freeCache(volumeUuid, bytes, Installer.FLAG_FREE_CACHE_V2); 3914 } catch (InstallerException ignored) { 3915 } 3916 if (file.getUsableSpace() >= bytes) return; 3917 3918 // 5. Consider shared libraries with refcount=0 and age>2h 3919 // 6. Consider dexopt output (aggressive only) 3920 // 7. Consider ephemeral apps not used in last week 3921 3922 // 8. Consider cached app data (below quotas) 3923 try { 3924 mInstaller.freeCache(volumeUuid, bytes, Installer.FLAG_FREE_CACHE_V2 3925 | Installer.FLAG_FREE_CACHE_V2_DEFY_QUOTA); 3926 } catch (InstallerException ignored) { 3927 } 3928 if (file.getUsableSpace() >= bytes) return; 3929 3930 // 9. Consider DropBox entries 3931 // 10. Consider ephemeral cookies 3932 3933 } else { 3934 try { 3935 mInstaller.freeCache(volumeUuid, bytes, 0); 3936 } catch (InstallerException ignored) { 3937 } 3938 if (file.getUsableSpace() >= bytes) return; 3939 } 3940 3941 throw new IOException("Failed to free " + bytes + " on storage device at " + file); 3942 } 3943 3944 /** 3945 * Update given flags based on encryption status of current user. 3946 */ 3947 private int updateFlags(int flags, int userId) { 3948 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3949 | PackageManager.MATCH_DIRECT_BOOT_AWARE)) != 0) { 3950 // Caller expressed an explicit opinion about what encryption 3951 // aware/unaware components they want to see, so fall through and 3952 // give them what they want 3953 } else { 3954 // Caller expressed no opinion, so match based on user state 3955 if (getUserManagerInternal().isUserUnlockingOrUnlocked(userId)) { 3956 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 3957 } else { 3958 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE; 3959 } 3960 } 3961 return flags; 3962 } 3963 3964 private UserManagerInternal getUserManagerInternal() { 3965 if (mUserManagerInternal == null) { 3966 mUserManagerInternal = LocalServices.getService(UserManagerInternal.class); 3967 } 3968 return mUserManagerInternal; 3969 } 3970 3971 private DeviceIdleController.LocalService getDeviceIdleController() { 3972 if (mDeviceIdleController == null) { 3973 mDeviceIdleController = 3974 LocalServices.getService(DeviceIdleController.LocalService.class); 3975 } 3976 return mDeviceIdleController; 3977 } 3978 3979 /** 3980 * Update given flags when being used to request {@link PackageInfo}. 3981 */ 3982 private int updateFlagsForPackage(int flags, int userId, Object cookie) { 3983 final boolean isCallerSystemUser = UserHandle.getCallingUserId() == UserHandle.USER_SYSTEM; 3984 boolean triaged = true; 3985 if ((flags & (PackageManager.GET_ACTIVITIES | PackageManager.GET_RECEIVERS 3986 | PackageManager.GET_SERVICES | PackageManager.GET_PROVIDERS)) != 0) { 3987 // Caller is asking for component details, so they'd better be 3988 // asking for specific encryption matching behavior, or be triaged 3989 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3990 | PackageManager.MATCH_DIRECT_BOOT_AWARE 3991 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3992 triaged = false; 3993 } 3994 } 3995 if ((flags & (PackageManager.MATCH_UNINSTALLED_PACKAGES 3996 | PackageManager.MATCH_SYSTEM_ONLY 3997 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3998 triaged = false; 3999 } 4000 if ((flags & PackageManager.MATCH_ANY_USER) != 0) { 4001 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 4002 "MATCH_ANY_USER flag requires INTERACT_ACROSS_USERS permission at " 4003 + Debug.getCallers(5)); 4004 } else if ((flags & PackageManager.MATCH_UNINSTALLED_PACKAGES) != 0 && isCallerSystemUser 4005 && sUserManager.hasManagedProfile(UserHandle.USER_SYSTEM)) { 4006 // If the caller wants all packages and has a restricted profile associated with it, 4007 // then match all users. This is to make sure that launchers that need to access work 4008 // profile apps don't start breaking. TODO: Remove this hack when launchers stop using 4009 // MATCH_UNINSTALLED_PACKAGES to query apps in other profiles. b/31000380 4010 flags |= PackageManager.MATCH_ANY_USER; 4011 } 4012 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 4013 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 4014 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 4015 } 4016 return updateFlags(flags, userId); 4017 } 4018 4019 /** 4020 * Update given flags when being used to request {@link ApplicationInfo}. 4021 */ 4022 private int updateFlagsForApplication(int flags, int userId, Object cookie) { 4023 return updateFlagsForPackage(flags, userId, cookie); 4024 } 4025 4026 /** 4027 * Update given flags when being used to request {@link ComponentInfo}. 4028 */ 4029 private int updateFlagsForComponent(int flags, int userId, Object cookie) { 4030 if (cookie instanceof Intent) { 4031 if ((((Intent) cookie).getFlags() & Intent.FLAG_DEBUG_TRIAGED_MISSING) != 0) { 4032 flags |= PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 4033 } 4034 } 4035 4036 boolean triaged = true; 4037 // Caller is asking for component details, so they'd better be 4038 // asking for specific encryption matching behavior, or be triaged 4039 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4040 | PackageManager.MATCH_DIRECT_BOOT_AWARE 4041 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4042 triaged = false; 4043 } 4044 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 4045 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 4046 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 4047 } 4048 4049 return updateFlags(flags, userId); 4050 } 4051 4052 /** 4053 * Update given intent when being used to request {@link ResolveInfo}. 4054 */ 4055 private Intent updateIntentForResolve(Intent intent) { 4056 if (intent.getSelector() != null) { 4057 intent = intent.getSelector(); 4058 } 4059 if (DEBUG_PREFERRED) { 4060 intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4061 } 4062 return intent; 4063 } 4064 4065 /** 4066 * Update given flags when being used to request {@link ResolveInfo}. 4067 * <p>Instant apps are resolved specially, depending upon context. Minimally, 4068 * {@code}flags{@code} must have the {@link PackageManager#MATCH_INSTANT} 4069 * flag set. However, this flag is only honoured in three circumstances: 4070 * <ul> 4071 * <li>when called from a system process</li> 4072 * <li>when the caller holds the permission {@code android.permission.ACCESS_INSTANT_APPS}</li> 4073 * <li>when resolution occurs to start an activity with a {@code android.intent.action.VIEW} 4074 * action and a {@code android.intent.category.BROWSABLE} category</li> 4075 * </ul> 4076 */ 4077 int updateFlagsForResolve(int flags, int userId, Intent intent, int callingUid, 4078 boolean includeInstantApps) { 4079 // Safe mode means we shouldn't match any third-party components 4080 if (mSafeMode) { 4081 flags |= PackageManager.MATCH_SYSTEM_ONLY; 4082 } 4083 if (getInstantAppPackageName(callingUid) != null) { 4084 // But, ephemeral apps see both ephemeral and exposed, non-ephemeral components 4085 flags |= PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY; 4086 flags |= PackageManager.MATCH_INSTANT; 4087 } else { 4088 // Otherwise, prevent leaking ephemeral components 4089 final boolean isSpecialProcess = 4090 callingUid == Process.SYSTEM_UID 4091 || callingUid == Process.SHELL_UID 4092 || callingUid == 0; 4093 final boolean allowMatchInstant = 4094 (includeInstantApps 4095 && Intent.ACTION_VIEW.equals(intent.getAction()) 4096 && intent.hasCategory(Intent.CATEGORY_BROWSABLE) 4097 && hasWebURI(intent)) 4098 || isSpecialProcess 4099 || mContext.checkCallingOrSelfPermission( 4100 android.Manifest.permission.ACCESS_INSTANT_APPS) == PERMISSION_GRANTED; 4101 flags &= ~PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY; 4102 if (!allowMatchInstant) { 4103 flags &= ~PackageManager.MATCH_INSTANT; 4104 } 4105 } 4106 return updateFlagsForComponent(flags, userId, intent /*cookie*/); 4107 } 4108 4109 private ActivityInfo generateActivityInfo(ActivityInfo ai, int flags, PackageUserState state, 4110 int userId) { 4111 ActivityInfo ret = PackageParser.generateActivityInfo(ai, flags, state, userId); 4112 if (ret != null) { 4113 rebaseEnabledOverlays(ret.applicationInfo, userId); 4114 } 4115 return ret; 4116 } 4117 4118 private ActivityInfo generateActivityInfo(PackageParser.Activity a, int flags, 4119 PackageUserState state, int userId) { 4120 ActivityInfo ai = PackageParser.generateActivityInfo(a, flags, state, userId); 4121 if (ai != null) { 4122 rebaseEnabledOverlays(ai.applicationInfo, userId); 4123 } 4124 return ai; 4125 } 4126 4127 @Override 4128 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 4129 if (!sUserManager.exists(userId)) return null; 4130 flags = updateFlagsForComponent(flags, userId, component); 4131 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4132 false /* requireFullPermission */, false /* checkShell */, "get activity info"); 4133 synchronized (mPackages) { 4134 PackageParser.Activity a = mActivities.mActivities.get(component); 4135 4136 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 4137 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4138 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4139 if (ps == null) return null; 4140 return generateActivityInfo(a, flags, ps.readUserState(userId), userId); 4141 } 4142 if (mResolveComponentName.equals(component)) { 4143 return generateActivityInfo(mResolveActivity, flags, new PackageUserState(), 4144 userId); 4145 } 4146 } 4147 return null; 4148 } 4149 4150 @Override 4151 public boolean activitySupportsIntent(ComponentName component, Intent intent, 4152 String resolvedType) { 4153 synchronized (mPackages) { 4154 if (component.equals(mResolveComponentName)) { 4155 // The resolver supports EVERYTHING! 4156 return true; 4157 } 4158 PackageParser.Activity a = mActivities.mActivities.get(component); 4159 if (a == null) { 4160 return false; 4161 } 4162 for (int i=0; i<a.intents.size(); i++) { 4163 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 4164 intent.getData(), intent.getCategories(), TAG) >= 0) { 4165 return true; 4166 } 4167 } 4168 return false; 4169 } 4170 } 4171 4172 @Override 4173 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 4174 if (!sUserManager.exists(userId)) return null; 4175 flags = updateFlagsForComponent(flags, userId, component); 4176 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4177 false /* requireFullPermission */, false /* checkShell */, "get receiver info"); 4178 synchronized (mPackages) { 4179 PackageParser.Activity a = mReceivers.mActivities.get(component); 4180 if (DEBUG_PACKAGE_INFO) Log.v( 4181 TAG, "getReceiverInfo " + component + ": " + a); 4182 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4183 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4184 if (ps == null) return null; 4185 return generateActivityInfo(a, flags, ps.readUserState(userId), userId); 4186 } 4187 } 4188 return null; 4189 } 4190 4191 @Override 4192 public ParceledListSlice<SharedLibraryInfo> getSharedLibraries(int flags, int userId) { 4193 if (!sUserManager.exists(userId)) return null; 4194 Preconditions.checkArgumentNonnegative(userId, "userId must be >= 0"); 4195 4196 flags = updateFlagsForPackage(flags, userId, null); 4197 4198 final boolean canSeeStaticLibraries = 4199 mContext.checkCallingOrSelfPermission(INSTALL_PACKAGES) 4200 == PERMISSION_GRANTED 4201 || mContext.checkCallingOrSelfPermission(DELETE_PACKAGES) 4202 == PERMISSION_GRANTED 4203 || mContext.checkCallingOrSelfPermission(REQUEST_INSTALL_PACKAGES) 4204 == PERMISSION_GRANTED 4205 || mContext.checkCallingOrSelfPermission(REQUEST_DELETE_PACKAGES) 4206 == PERMISSION_GRANTED; 4207 4208 synchronized (mPackages) { 4209 List<SharedLibraryInfo> result = null; 4210 4211 final int libCount = mSharedLibraries.size(); 4212 for (int i = 0; i < libCount; i++) { 4213 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 4214 if (versionedLib == null) { 4215 continue; 4216 } 4217 4218 final int versionCount = versionedLib.size(); 4219 for (int j = 0; j < versionCount; j++) { 4220 SharedLibraryInfo libInfo = versionedLib.valueAt(j).info; 4221 if (!canSeeStaticLibraries && libInfo.isStatic()) { 4222 break; 4223 } 4224 final long identity = Binder.clearCallingIdentity(); 4225 try { 4226 // TODO: We will change version code to long, so in the new API it is long 4227 PackageInfo packageInfo = getPackageInfoVersioned( 4228 libInfo.getDeclaringPackage(), flags, userId); 4229 if (packageInfo == null) { 4230 continue; 4231 } 4232 } finally { 4233 Binder.restoreCallingIdentity(identity); 4234 } 4235 4236 SharedLibraryInfo resLibInfo = new SharedLibraryInfo(libInfo.getName(), 4237 // TODO: Remove cast for lib version once internally we support longs. 4238 (int) libInfo.getVersion(), libInfo.getType(), 4239 libInfo.getDeclaringPackage(), getPackagesUsingSharedLibraryLPr(libInfo, 4240 flags, userId)); 4241 4242 if (result == null) { 4243 result = new ArrayList<>(); 4244 } 4245 result.add(resLibInfo); 4246 } 4247 } 4248 4249 return result != null ? new ParceledListSlice<>(result) : null; 4250 } 4251 } 4252 4253 private List<VersionedPackage> getPackagesUsingSharedLibraryLPr( 4254 SharedLibraryInfo libInfo, int flags, int userId) { 4255 List<VersionedPackage> versionedPackages = null; 4256 final int packageCount = mSettings.mPackages.size(); 4257 for (int i = 0; i < packageCount; i++) { 4258 PackageSetting ps = mSettings.mPackages.valueAt(i); 4259 4260 if (ps == null) { 4261 continue; 4262 } 4263 4264 if (!ps.getUserState().get(userId).isAvailable(flags)) { 4265 continue; 4266 } 4267 4268 final String libName = libInfo.getName(); 4269 if (libInfo.isStatic()) { 4270 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 4271 if (libIdx < 0) { 4272 continue; 4273 } 4274 if (ps.usesStaticLibrariesVersions[libIdx] != libInfo.getVersion()) { 4275 continue; 4276 } 4277 if (versionedPackages == null) { 4278 versionedPackages = new ArrayList<>(); 4279 } 4280 // If the dependent is a static shared lib, use the public package name 4281 String dependentPackageName = ps.name; 4282 if (ps.pkg != null && ps.pkg.applicationInfo.isStaticSharedLibrary()) { 4283 dependentPackageName = ps.pkg.manifestPackageName; 4284 } 4285 versionedPackages.add(new VersionedPackage(dependentPackageName, ps.versionCode)); 4286 } else if (ps.pkg != null) { 4287 if (ArrayUtils.contains(ps.pkg.usesLibraries, libName) 4288 || ArrayUtils.contains(ps.pkg.usesOptionalLibraries, libName)) { 4289 if (versionedPackages == null) { 4290 versionedPackages = new ArrayList<>(); 4291 } 4292 versionedPackages.add(new VersionedPackage(ps.name, ps.versionCode)); 4293 } 4294 } 4295 } 4296 4297 return versionedPackages; 4298 } 4299 4300 @Override 4301 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 4302 if (!sUserManager.exists(userId)) return null; 4303 flags = updateFlagsForComponent(flags, userId, component); 4304 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4305 false /* requireFullPermission */, false /* checkShell */, "get service info"); 4306 synchronized (mPackages) { 4307 PackageParser.Service s = mServices.mServices.get(component); 4308 if (DEBUG_PACKAGE_INFO) Log.v( 4309 TAG, "getServiceInfo " + component + ": " + s); 4310 if (s != null && mSettings.isEnabledAndMatchLPr(s.info, flags, userId)) { 4311 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4312 if (ps == null) return null; 4313 ServiceInfo si = PackageParser.generateServiceInfo(s, flags, 4314 ps.readUserState(userId), userId); 4315 if (si != null) { 4316 rebaseEnabledOverlays(si.applicationInfo, userId); 4317 } 4318 return si; 4319 } 4320 } 4321 return null; 4322 } 4323 4324 @Override 4325 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 4326 if (!sUserManager.exists(userId)) return null; 4327 flags = updateFlagsForComponent(flags, userId, component); 4328 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4329 false /* requireFullPermission */, false /* checkShell */, "get provider info"); 4330 synchronized (mPackages) { 4331 PackageParser.Provider p = mProviders.mProviders.get(component); 4332 if (DEBUG_PACKAGE_INFO) Log.v( 4333 TAG, "getProviderInfo " + component + ": " + p); 4334 if (p != null && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 4335 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4336 if (ps == null) return null; 4337 ProviderInfo pi = PackageParser.generateProviderInfo(p, flags, 4338 ps.readUserState(userId), userId); 4339 if (pi != null) { 4340 rebaseEnabledOverlays(pi.applicationInfo, userId); 4341 } 4342 return pi; 4343 } 4344 } 4345 return null; 4346 } 4347 4348 @Override 4349 public String[] getSystemSharedLibraryNames() { 4350 synchronized (mPackages) { 4351 Set<String> libs = null; 4352 final int libCount = mSharedLibraries.size(); 4353 for (int i = 0; i < libCount; i++) { 4354 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 4355 if (versionedLib == null) { 4356 continue; 4357 } 4358 final int versionCount = versionedLib.size(); 4359 for (int j = 0; j < versionCount; j++) { 4360 SharedLibraryEntry libEntry = versionedLib.valueAt(j); 4361 if (!libEntry.info.isStatic()) { 4362 if (libs == null) { 4363 libs = new ArraySet<>(); 4364 } 4365 libs.add(libEntry.info.getName()); 4366 break; 4367 } 4368 PackageSetting ps = mSettings.getPackageLPr(libEntry.apk); 4369 if (ps != null && !filterSharedLibPackageLPr(ps, Binder.getCallingUid(), 4370 UserHandle.getUserId(Binder.getCallingUid()))) { 4371 if (libs == null) { 4372 libs = new ArraySet<>(); 4373 } 4374 libs.add(libEntry.info.getName()); 4375 break; 4376 } 4377 } 4378 } 4379 4380 if (libs != null) { 4381 String[] libsArray = new String[libs.size()]; 4382 libs.toArray(libsArray); 4383 return libsArray; 4384 } 4385 4386 return null; 4387 } 4388 } 4389 4390 @Override 4391 public @NonNull String getServicesSystemSharedLibraryPackageName() { 4392 synchronized (mPackages) { 4393 return mServicesSystemSharedLibraryPackageName; 4394 } 4395 } 4396 4397 @Override 4398 public @NonNull String getSharedSystemSharedLibraryPackageName() { 4399 synchronized (mPackages) { 4400 return mSharedSystemSharedLibraryPackageName; 4401 } 4402 } 4403 4404 private void updateSequenceNumberLP(String packageName, int[] userList) { 4405 for (int i = userList.length - 1; i >= 0; --i) { 4406 final int userId = userList[i]; 4407 SparseArray<String> changedPackages = mChangedPackages.get(userId); 4408 if (changedPackages == null) { 4409 changedPackages = new SparseArray<>(); 4410 mChangedPackages.put(userId, changedPackages); 4411 } 4412 Map<String, Integer> sequenceNumbers = mChangedPackagesSequenceNumbers.get(userId); 4413 if (sequenceNumbers == null) { 4414 sequenceNumbers = new HashMap<>(); 4415 mChangedPackagesSequenceNumbers.put(userId, sequenceNumbers); 4416 } 4417 final Integer sequenceNumber = sequenceNumbers.get(packageName); 4418 if (sequenceNumber != null) { 4419 changedPackages.remove(sequenceNumber); 4420 } 4421 changedPackages.put(mChangedPackagesSequenceNumber, packageName); 4422 sequenceNumbers.put(packageName, mChangedPackagesSequenceNumber); 4423 } 4424 mChangedPackagesSequenceNumber++; 4425 } 4426 4427 @Override 4428 public ChangedPackages getChangedPackages(int sequenceNumber, int userId) { 4429 synchronized (mPackages) { 4430 if (sequenceNumber >= mChangedPackagesSequenceNumber) { 4431 return null; 4432 } 4433 final SparseArray<String> changedPackages = mChangedPackages.get(userId); 4434 if (changedPackages == null) { 4435 return null; 4436 } 4437 final List<String> packageNames = 4438 new ArrayList<>(mChangedPackagesSequenceNumber - sequenceNumber); 4439 for (int i = sequenceNumber; i < mChangedPackagesSequenceNumber; i++) { 4440 final String packageName = changedPackages.get(i); 4441 if (packageName != null) { 4442 packageNames.add(packageName); 4443 } 4444 } 4445 return packageNames.isEmpty() 4446 ? null : new ChangedPackages(mChangedPackagesSequenceNumber, packageNames); 4447 } 4448 } 4449 4450 @Override 4451 public @NonNull ParceledListSlice<FeatureInfo> getSystemAvailableFeatures() { 4452 ArrayList<FeatureInfo> res; 4453 synchronized (mAvailableFeatures) { 4454 res = new ArrayList<>(mAvailableFeatures.size() + 1); 4455 res.addAll(mAvailableFeatures.values()); 4456 } 4457 final FeatureInfo fi = new FeatureInfo(); 4458 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 4459 FeatureInfo.GL_ES_VERSION_UNDEFINED); 4460 res.add(fi); 4461 4462 return new ParceledListSlice<>(res); 4463 } 4464 4465 @Override 4466 public boolean hasSystemFeature(String name, int version) { 4467 synchronized (mAvailableFeatures) { 4468 final FeatureInfo feat = mAvailableFeatures.get(name); 4469 if (feat == null) { 4470 return false; 4471 } else { 4472 return feat.version >= version; 4473 } 4474 } 4475 } 4476 4477 @Override 4478 public int checkPermission(String permName, String pkgName, int userId) { 4479 if (!sUserManager.exists(userId)) { 4480 return PackageManager.PERMISSION_DENIED; 4481 } 4482 4483 synchronized (mPackages) { 4484 final PackageParser.Package p = mPackages.get(pkgName); 4485 if (p != null && p.mExtras != null) { 4486 final PackageSetting ps = (PackageSetting) p.mExtras; 4487 final PermissionsState permissionsState = ps.getPermissionsState(); 4488 if (permissionsState.hasPermission(permName, userId)) { 4489 return PackageManager.PERMISSION_GRANTED; 4490 } 4491 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 4492 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 4493 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 4494 return PackageManager.PERMISSION_GRANTED; 4495 } 4496 } 4497 } 4498 4499 return PackageManager.PERMISSION_DENIED; 4500 } 4501 4502 @Override 4503 public int checkUidPermission(String permName, int uid) { 4504 final int userId = UserHandle.getUserId(uid); 4505 4506 if (!sUserManager.exists(userId)) { 4507 return PackageManager.PERMISSION_DENIED; 4508 } 4509 4510 synchronized (mPackages) { 4511 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4512 if (obj != null) { 4513 final SettingBase ps = (SettingBase) obj; 4514 final PermissionsState permissionsState = ps.getPermissionsState(); 4515 if (permissionsState.hasPermission(permName, userId)) { 4516 return PackageManager.PERMISSION_GRANTED; 4517 } 4518 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 4519 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 4520 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 4521 return PackageManager.PERMISSION_GRANTED; 4522 } 4523 } else { 4524 ArraySet<String> perms = mSystemPermissions.get(uid); 4525 if (perms != null) { 4526 if (perms.contains(permName)) { 4527 return PackageManager.PERMISSION_GRANTED; 4528 } 4529 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && perms 4530 .contains(Manifest.permission.ACCESS_FINE_LOCATION)) { 4531 return PackageManager.PERMISSION_GRANTED; 4532 } 4533 } 4534 } 4535 } 4536 4537 return PackageManager.PERMISSION_DENIED; 4538 } 4539 4540 @Override 4541 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 4542 if (UserHandle.getCallingUserId() != userId) { 4543 mContext.enforceCallingPermission( 4544 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 4545 "isPermissionRevokedByPolicy for user " + userId); 4546 } 4547 4548 if (checkPermission(permission, packageName, userId) 4549 == PackageManager.PERMISSION_GRANTED) { 4550 return false; 4551 } 4552 4553 final long identity = Binder.clearCallingIdentity(); 4554 try { 4555 final int flags = getPermissionFlags(permission, packageName, userId); 4556 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 4557 } finally { 4558 Binder.restoreCallingIdentity(identity); 4559 } 4560 } 4561 4562 @Override 4563 public String getPermissionControllerPackageName() { 4564 synchronized (mPackages) { 4565 return mRequiredInstallerPackage; 4566 } 4567 } 4568 4569 /** 4570 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 4571 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 4572 * @param checkShell whether to prevent shell from access if there's a debugging restriction 4573 * @param message the message to log on security exception 4574 */ 4575 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 4576 boolean checkShell, String message) { 4577 if (userId < 0) { 4578 throw new IllegalArgumentException("Invalid userId " + userId); 4579 } 4580 if (checkShell) { 4581 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 4582 } 4583 if (userId == UserHandle.getUserId(callingUid)) return; 4584 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 4585 if (requireFullPermission) { 4586 mContext.enforceCallingOrSelfPermission( 4587 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 4588 } else { 4589 try { 4590 mContext.enforceCallingOrSelfPermission( 4591 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 4592 } catch (SecurityException se) { 4593 mContext.enforceCallingOrSelfPermission( 4594 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 4595 } 4596 } 4597 } 4598 } 4599 4600 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 4601 if (callingUid == Process.SHELL_UID) { 4602 if (userHandle >= 0 4603 && sUserManager.hasUserRestriction(restriction, userHandle)) { 4604 throw new SecurityException("Shell does not have permission to access user " 4605 + userHandle); 4606 } else if (userHandle < 0) { 4607 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 4608 + Debug.getCallers(3)); 4609 } 4610 } 4611 } 4612 4613 private BasePermission findPermissionTreeLP(String permName) { 4614 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 4615 if (permName.startsWith(bp.name) && 4616 permName.length() > bp.name.length() && 4617 permName.charAt(bp.name.length()) == '.') { 4618 return bp; 4619 } 4620 } 4621 return null; 4622 } 4623 4624 private BasePermission checkPermissionTreeLP(String permName) { 4625 if (permName != null) { 4626 BasePermission bp = findPermissionTreeLP(permName); 4627 if (bp != null) { 4628 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 4629 return bp; 4630 } 4631 throw new SecurityException("Calling uid " 4632 + Binder.getCallingUid() 4633 + " is not allowed to add to permission tree " 4634 + bp.name + " owned by uid " + bp.uid); 4635 } 4636 } 4637 throw new SecurityException("No permission tree found for " + permName); 4638 } 4639 4640 static boolean compareStrings(CharSequence s1, CharSequence s2) { 4641 if (s1 == null) { 4642 return s2 == null; 4643 } 4644 if (s2 == null) { 4645 return false; 4646 } 4647 if (s1.getClass() != s2.getClass()) { 4648 return false; 4649 } 4650 return s1.equals(s2); 4651 } 4652 4653 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 4654 if (pi1.icon != pi2.icon) return false; 4655 if (pi1.logo != pi2.logo) return false; 4656 if (pi1.protectionLevel != pi2.protectionLevel) return false; 4657 if (!compareStrings(pi1.name, pi2.name)) return false; 4658 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 4659 // We'll take care of setting this one. 4660 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 4661 // These are not currently stored in settings. 4662 //if (!compareStrings(pi1.group, pi2.group)) return false; 4663 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 4664 //if (pi1.labelRes != pi2.labelRes) return false; 4665 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 4666 return true; 4667 } 4668 4669 int permissionInfoFootprint(PermissionInfo info) { 4670 int size = info.name.length(); 4671 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 4672 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 4673 return size; 4674 } 4675 4676 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 4677 int size = 0; 4678 for (BasePermission perm : mSettings.mPermissions.values()) { 4679 if (perm.uid == tree.uid) { 4680 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 4681 } 4682 } 4683 return size; 4684 } 4685 4686 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 4687 // We calculate the max size of permissions defined by this uid and throw 4688 // if that plus the size of 'info' would exceed our stated maximum. 4689 if (tree.uid != Process.SYSTEM_UID) { 4690 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 4691 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 4692 throw new SecurityException("Permission tree size cap exceeded"); 4693 } 4694 } 4695 } 4696 4697 boolean addPermissionLocked(PermissionInfo info, boolean async) { 4698 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 4699 throw new SecurityException("Label must be specified in permission"); 4700 } 4701 BasePermission tree = checkPermissionTreeLP(info.name); 4702 BasePermission bp = mSettings.mPermissions.get(info.name); 4703 boolean added = bp == null; 4704 boolean changed = true; 4705 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 4706 if (added) { 4707 enforcePermissionCapLocked(info, tree); 4708 bp = new BasePermission(info.name, tree.sourcePackage, 4709 BasePermission.TYPE_DYNAMIC); 4710 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 4711 throw new SecurityException( 4712 "Not allowed to modify non-dynamic permission " 4713 + info.name); 4714 } else { 4715 if (bp.protectionLevel == fixedLevel 4716 && bp.perm.owner.equals(tree.perm.owner) 4717 && bp.uid == tree.uid 4718 && comparePermissionInfos(bp.perm.info, info)) { 4719 changed = false; 4720 } 4721 } 4722 bp.protectionLevel = fixedLevel; 4723 info = new PermissionInfo(info); 4724 info.protectionLevel = fixedLevel; 4725 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 4726 bp.perm.info.packageName = tree.perm.info.packageName; 4727 bp.uid = tree.uid; 4728 if (added) { 4729 mSettings.mPermissions.put(info.name, bp); 4730 } 4731 if (changed) { 4732 if (!async) { 4733 mSettings.writeLPr(); 4734 } else { 4735 scheduleWriteSettingsLocked(); 4736 } 4737 } 4738 return added; 4739 } 4740 4741 @Override 4742 public boolean addPermission(PermissionInfo info) { 4743 synchronized (mPackages) { 4744 return addPermissionLocked(info, false); 4745 } 4746 } 4747 4748 @Override 4749 public boolean addPermissionAsync(PermissionInfo info) { 4750 synchronized (mPackages) { 4751 return addPermissionLocked(info, true); 4752 } 4753 } 4754 4755 @Override 4756 public void removePermission(String name) { 4757 synchronized (mPackages) { 4758 checkPermissionTreeLP(name); 4759 BasePermission bp = mSettings.mPermissions.get(name); 4760 if (bp != null) { 4761 if (bp.type != BasePermission.TYPE_DYNAMIC) { 4762 throw new SecurityException( 4763 "Not allowed to modify non-dynamic permission " 4764 + name); 4765 } 4766 mSettings.mPermissions.remove(name); 4767 mSettings.writeLPr(); 4768 } 4769 } 4770 } 4771 4772 private static void enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(PackageParser.Package pkg, 4773 BasePermission bp) { 4774 int index = pkg.requestedPermissions.indexOf(bp.name); 4775 if (index == -1) { 4776 throw new SecurityException("Package " + pkg.packageName 4777 + " has not requested permission " + bp.name); 4778 } 4779 if (!bp.isRuntime() && !bp.isDevelopment()) { 4780 throw new SecurityException("Permission " + bp.name 4781 + " is not a changeable permission type"); 4782 } 4783 } 4784 4785 @Override 4786 public void grantRuntimePermission(String packageName, String name, final int userId) { 4787 grantRuntimePermission(packageName, name, userId, false /* Only if not fixed by policy */); 4788 } 4789 4790 private void grantRuntimePermission(String packageName, String name, final int userId, 4791 boolean overridePolicy) { 4792 if (!sUserManager.exists(userId)) { 4793 Log.e(TAG, "No such user:" + userId); 4794 return; 4795 } 4796 4797 mContext.enforceCallingOrSelfPermission( 4798 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 4799 "grantRuntimePermission"); 4800 4801 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4802 true /* requireFullPermission */, true /* checkShell */, 4803 "grantRuntimePermission"); 4804 4805 final int uid; 4806 final SettingBase sb; 4807 4808 synchronized (mPackages) { 4809 final PackageParser.Package pkg = mPackages.get(packageName); 4810 if (pkg == null) { 4811 throw new IllegalArgumentException("Unknown package: " + packageName); 4812 } 4813 4814 final BasePermission bp = mSettings.mPermissions.get(name); 4815 if (bp == null) { 4816 throw new IllegalArgumentException("Unknown permission: " + name); 4817 } 4818 4819 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 4820 4821 // If a permission review is required for legacy apps we represent 4822 // their permissions as always granted runtime ones since we need 4823 // to keep the review required permission flag per user while an 4824 // install permission's state is shared across all users. 4825 if (mPermissionReviewRequired 4826 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 4827 && bp.isRuntime()) { 4828 return; 4829 } 4830 4831 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 4832 sb = (SettingBase) pkg.mExtras; 4833 if (sb == null) { 4834 throw new IllegalArgumentException("Unknown package: " + packageName); 4835 } 4836 4837 final PermissionsState permissionsState = sb.getPermissionsState(); 4838 4839 final int flags = permissionsState.getPermissionFlags(name, userId); 4840 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 4841 throw new SecurityException("Cannot grant system fixed permission " 4842 + name + " for package " + packageName); 4843 } 4844 if (!overridePolicy && (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0) { 4845 throw new SecurityException("Cannot grant policy fixed permission " 4846 + name + " for package " + packageName); 4847 } 4848 4849 if (bp.isDevelopment()) { 4850 // Development permissions must be handled specially, since they are not 4851 // normal runtime permissions. For now they apply to all users. 4852 if (permissionsState.grantInstallPermission(bp) != 4853 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4854 scheduleWriteSettingsLocked(); 4855 } 4856 return; 4857 } 4858 4859 final PackageSetting ps = mSettings.mPackages.get(packageName); 4860 if (ps.getInstantApp(userId) && !bp.isInstant()) { 4861 throw new SecurityException("Cannot grant non-ephemeral permission" 4862 + name + " for package " + packageName); 4863 } 4864 4865 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 4866 Slog.w(TAG, "Cannot grant runtime permission to a legacy app"); 4867 return; 4868 } 4869 4870 final int result = permissionsState.grantRuntimePermission(bp, userId); 4871 switch (result) { 4872 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 4873 return; 4874 } 4875 4876 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 4877 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 4878 mHandler.post(new Runnable() { 4879 @Override 4880 public void run() { 4881 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 4882 } 4883 }); 4884 } 4885 break; 4886 } 4887 4888 if (bp.isRuntime()) { 4889 logPermissionGranted(mContext, name, packageName); 4890 } 4891 4892 mOnPermissionChangeListeners.onPermissionsChanged(uid); 4893 4894 // Not critical if that is lost - app has to request again. 4895 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4896 } 4897 4898 // Only need to do this if user is initialized. Otherwise it's a new user 4899 // and there are no processes running as the user yet and there's no need 4900 // to make an expensive call to remount processes for the changed permissions. 4901 if (READ_EXTERNAL_STORAGE.equals(name) 4902 || WRITE_EXTERNAL_STORAGE.equals(name)) { 4903 final long token = Binder.clearCallingIdentity(); 4904 try { 4905 if (sUserManager.isInitialized(userId)) { 4906 StorageManagerInternal storageManagerInternal = LocalServices.getService( 4907 StorageManagerInternal.class); 4908 storageManagerInternal.onExternalStoragePolicyChanged(uid, packageName); 4909 } 4910 } finally { 4911 Binder.restoreCallingIdentity(token); 4912 } 4913 } 4914 } 4915 4916 @Override 4917 public void revokeRuntimePermission(String packageName, String name, int userId) { 4918 revokeRuntimePermission(packageName, name, userId, false /* Only if not fixed by policy */); 4919 } 4920 4921 private void revokeRuntimePermission(String packageName, String name, int userId, 4922 boolean overridePolicy) { 4923 if (!sUserManager.exists(userId)) { 4924 Log.e(TAG, "No such user:" + userId); 4925 return; 4926 } 4927 4928 mContext.enforceCallingOrSelfPermission( 4929 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 4930 "revokeRuntimePermission"); 4931 4932 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4933 true /* requireFullPermission */, true /* checkShell */, 4934 "revokeRuntimePermission"); 4935 4936 final int appId; 4937 4938 synchronized (mPackages) { 4939 final PackageParser.Package pkg = mPackages.get(packageName); 4940 if (pkg == null) { 4941 throw new IllegalArgumentException("Unknown package: " + packageName); 4942 } 4943 4944 final BasePermission bp = mSettings.mPermissions.get(name); 4945 if (bp == null) { 4946 throw new IllegalArgumentException("Unknown permission: " + name); 4947 } 4948 4949 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 4950 4951 // If a permission review is required for legacy apps we represent 4952 // their permissions as always granted runtime ones since we need 4953 // to keep the review required permission flag per user while an 4954 // install permission's state is shared across all users. 4955 if (mPermissionReviewRequired 4956 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 4957 && bp.isRuntime()) { 4958 return; 4959 } 4960 4961 SettingBase sb = (SettingBase) pkg.mExtras; 4962 if (sb == null) { 4963 throw new IllegalArgumentException("Unknown package: " + packageName); 4964 } 4965 4966 final PermissionsState permissionsState = sb.getPermissionsState(); 4967 4968 final int flags = permissionsState.getPermissionFlags(name, userId); 4969 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 4970 throw new SecurityException("Cannot revoke system fixed permission " 4971 + name + " for package " + packageName); 4972 } 4973 if (!overridePolicy && (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0) { 4974 throw new SecurityException("Cannot revoke policy fixed permission " 4975 + name + " for package " + packageName); 4976 } 4977 4978 if (bp.isDevelopment()) { 4979 // Development permissions must be handled specially, since they are not 4980 // normal runtime permissions. For now they apply to all users. 4981 if (permissionsState.revokeInstallPermission(bp) != 4982 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4983 scheduleWriteSettingsLocked(); 4984 } 4985 return; 4986 } 4987 4988 if (permissionsState.revokeRuntimePermission(bp, userId) == 4989 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4990 return; 4991 } 4992 4993 if (bp.isRuntime()) { 4994 logPermissionRevoked(mContext, name, packageName); 4995 } 4996 4997 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 4998 4999 // Critical, after this call app should never have the permission. 5000 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 5001 5002 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 5003 } 5004 5005 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 5006 } 5007 5008 /** 5009 * Get the first event id for the permission. 5010 * 5011 * <p>There are four events for each permission: <ul> 5012 * <li>Request permission: first id + 0</li> 5013 * <li>Grant permission: first id + 1</li> 5014 * <li>Request for permission denied: first id + 2</li> 5015 * <li>Revoke permission: first id + 3</li> 5016 * </ul></p> 5017 * 5018 * @param name name of the permission 5019 * 5020 * @return The first event id for the permission 5021 */ 5022 private static int getBaseEventId(@NonNull String name) { 5023 int eventIdIndex = ALL_DANGEROUS_PERMISSIONS.indexOf(name); 5024 5025 if (eventIdIndex == -1) { 5026 if (AppOpsManager.permissionToOpCode(name) == AppOpsManager.OP_NONE 5027 || "user".equals(Build.TYPE)) { 5028 Log.i(TAG, "Unknown permission " + name); 5029 5030 return MetricsEvent.ACTION_PERMISSION_REQUEST_UNKNOWN; 5031 } else { 5032 // Most likely #ALL_DANGEROUS_PERMISSIONS needs to be updated. 5033 // 5034 // Also update 5035 // - EventLogger#ALL_DANGEROUS_PERMISSIONS 5036 // - metrics_constants.proto 5037 throw new IllegalStateException("Unknown permission " + name); 5038 } 5039 } 5040 5041 return MetricsEvent.ACTION_PERMISSION_REQUEST_READ_CALENDAR + eventIdIndex * 4; 5042 } 5043 5044 /** 5045 * Log that a permission was revoked. 5046 * 5047 * @param context Context of the caller 5048 * @param name name of the permission 5049 * @param packageName package permission if for 5050 */ 5051 private static void logPermissionRevoked(@NonNull Context context, @NonNull String name, 5052 @NonNull String packageName) { 5053 MetricsLogger.action(context, getBaseEventId(name) + 3, packageName); 5054 } 5055 5056 /** 5057 * Log that a permission request was granted. 5058 * 5059 * @param context Context of the caller 5060 * @param name name of the permission 5061 * @param packageName package permission if for 5062 */ 5063 private static void logPermissionGranted(@NonNull Context context, @NonNull String name, 5064 @NonNull String packageName) { 5065 MetricsLogger.action(context, getBaseEventId(name) + 1, packageName); 5066 } 5067 5068 @Override 5069 public void resetRuntimePermissions() { 5070 mContext.enforceCallingOrSelfPermission( 5071 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 5072 "revokeRuntimePermission"); 5073 5074 int callingUid = Binder.getCallingUid(); 5075 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 5076 mContext.enforceCallingOrSelfPermission( 5077 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5078 "resetRuntimePermissions"); 5079 } 5080 5081 synchronized (mPackages) { 5082 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 5083 for (int userId : UserManagerService.getInstance().getUserIds()) { 5084 final int packageCount = mPackages.size(); 5085 for (int i = 0; i < packageCount; i++) { 5086 PackageParser.Package pkg = mPackages.valueAt(i); 5087 if (!(pkg.mExtras instanceof PackageSetting)) { 5088 continue; 5089 } 5090 PackageSetting ps = (PackageSetting) pkg.mExtras; 5091 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 5092 } 5093 } 5094 } 5095 } 5096 5097 @Override 5098 public int getPermissionFlags(String name, String packageName, int userId) { 5099 if (!sUserManager.exists(userId)) { 5100 return 0; 5101 } 5102 5103 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 5104 5105 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5106 true /* requireFullPermission */, false /* checkShell */, 5107 "getPermissionFlags"); 5108 5109 synchronized (mPackages) { 5110 final PackageParser.Package pkg = mPackages.get(packageName); 5111 if (pkg == null) { 5112 return 0; 5113 } 5114 5115 final BasePermission bp = mSettings.mPermissions.get(name); 5116 if (bp == null) { 5117 return 0; 5118 } 5119 5120 SettingBase sb = (SettingBase) pkg.mExtras; 5121 if (sb == null) { 5122 return 0; 5123 } 5124 5125 PermissionsState permissionsState = sb.getPermissionsState(); 5126 return permissionsState.getPermissionFlags(name, userId); 5127 } 5128 } 5129 5130 @Override 5131 public void updatePermissionFlags(String name, String packageName, int flagMask, 5132 int flagValues, int userId) { 5133 if (!sUserManager.exists(userId)) { 5134 return; 5135 } 5136 5137 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 5138 5139 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5140 true /* requireFullPermission */, true /* checkShell */, 5141 "updatePermissionFlags"); 5142 5143 // Only the system can change these flags and nothing else. 5144 if (getCallingUid() != Process.SYSTEM_UID) { 5145 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 5146 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 5147 flagMask &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 5148 flagValues &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 5149 flagValues &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 5150 } 5151 5152 synchronized (mPackages) { 5153 final PackageParser.Package pkg = mPackages.get(packageName); 5154 if (pkg == null) { 5155 throw new IllegalArgumentException("Unknown package: " + packageName); 5156 } 5157 5158 final BasePermission bp = mSettings.mPermissions.get(name); 5159 if (bp == null) { 5160 throw new IllegalArgumentException("Unknown permission: " + name); 5161 } 5162 5163 SettingBase sb = (SettingBase) pkg.mExtras; 5164 if (sb == null) { 5165 throw new IllegalArgumentException("Unknown package: " + packageName); 5166 } 5167 5168 PermissionsState permissionsState = sb.getPermissionsState(); 5169 5170 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 5171 5172 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 5173 // Install and runtime permissions are stored in different places, 5174 // so figure out what permission changed and persist the change. 5175 if (permissionsState.getInstallPermissionState(name) != null) { 5176 scheduleWriteSettingsLocked(); 5177 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 5178 || hadState) { 5179 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 5180 } 5181 } 5182 } 5183 } 5184 5185 /** 5186 * Update the permission flags for all packages and runtime permissions of a user in order 5187 * to allow device or profile owner to remove POLICY_FIXED. 5188 */ 5189 @Override 5190 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 5191 if (!sUserManager.exists(userId)) { 5192 return; 5193 } 5194 5195 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 5196 5197 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5198 true /* requireFullPermission */, true /* checkShell */, 5199 "updatePermissionFlagsForAllApps"); 5200 5201 // Only the system can change system fixed flags. 5202 if (getCallingUid() != Process.SYSTEM_UID) { 5203 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 5204 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 5205 } 5206 5207 synchronized (mPackages) { 5208 boolean changed = false; 5209 final int packageCount = mPackages.size(); 5210 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 5211 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 5212 SettingBase sb = (SettingBase) pkg.mExtras; 5213 if (sb == null) { 5214 continue; 5215 } 5216 PermissionsState permissionsState = sb.getPermissionsState(); 5217 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 5218 userId, flagMask, flagValues); 5219 } 5220 if (changed) { 5221 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 5222 } 5223 } 5224 } 5225 5226 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 5227 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 5228 != PackageManager.PERMISSION_GRANTED 5229 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 5230 != PackageManager.PERMISSION_GRANTED) { 5231 throw new SecurityException(message + " requires " 5232 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 5233 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 5234 } 5235 } 5236 5237 @Override 5238 public boolean shouldShowRequestPermissionRationale(String permissionName, 5239 String packageName, int userId) { 5240 if (UserHandle.getCallingUserId() != userId) { 5241 mContext.enforceCallingPermission( 5242 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5243 "canShowRequestPermissionRationale for user " + userId); 5244 } 5245 5246 final int uid = getPackageUid(packageName, MATCH_DEBUG_TRIAGED_MISSING, userId); 5247 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 5248 return false; 5249 } 5250 5251 if (checkPermission(permissionName, packageName, userId) 5252 == PackageManager.PERMISSION_GRANTED) { 5253 return false; 5254 } 5255 5256 final int flags; 5257 5258 final long identity = Binder.clearCallingIdentity(); 5259 try { 5260 flags = getPermissionFlags(permissionName, 5261 packageName, userId); 5262 } finally { 5263 Binder.restoreCallingIdentity(identity); 5264 } 5265 5266 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 5267 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 5268 | PackageManager.FLAG_PERMISSION_USER_FIXED; 5269 5270 if ((flags & fixedFlags) != 0) { 5271 return false; 5272 } 5273 5274 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 5275 } 5276 5277 @Override 5278 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5279 mContext.enforceCallingOrSelfPermission( 5280 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 5281 "addOnPermissionsChangeListener"); 5282 5283 synchronized (mPackages) { 5284 mOnPermissionChangeListeners.addListenerLocked(listener); 5285 } 5286 } 5287 5288 @Override 5289 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5290 synchronized (mPackages) { 5291 mOnPermissionChangeListeners.removeListenerLocked(listener); 5292 } 5293 } 5294 5295 @Override 5296 public boolean isProtectedBroadcast(String actionName) { 5297 synchronized (mPackages) { 5298 if (mProtectedBroadcasts.contains(actionName)) { 5299 return true; 5300 } else if (actionName != null) { 5301 // TODO: remove these terrible hacks 5302 if (actionName.startsWith("android.net.netmon.lingerExpired") 5303 || actionName.startsWith("com.android.server.sip.SipWakeupTimer") 5304 || actionName.startsWith("com.android.internal.telephony.data-reconnect") 5305 || actionName.startsWith("android.net.netmon.launchCaptivePortalApp")) { 5306 return true; 5307 } 5308 } 5309 } 5310 return false; 5311 } 5312 5313 @Override 5314 public int checkSignatures(String pkg1, String pkg2) { 5315 synchronized (mPackages) { 5316 final PackageParser.Package p1 = mPackages.get(pkg1); 5317 final PackageParser.Package p2 = mPackages.get(pkg2); 5318 if (p1 == null || p1.mExtras == null 5319 || p2 == null || p2.mExtras == null) { 5320 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5321 } 5322 return compareSignatures(p1.mSignatures, p2.mSignatures); 5323 } 5324 } 5325 5326 @Override 5327 public int checkUidSignatures(int uid1, int uid2) { 5328 // Map to base uids. 5329 uid1 = UserHandle.getAppId(uid1); 5330 uid2 = UserHandle.getAppId(uid2); 5331 // reader 5332 synchronized (mPackages) { 5333 Signature[] s1; 5334 Signature[] s2; 5335 Object obj = mSettings.getUserIdLPr(uid1); 5336 if (obj != null) { 5337 if (obj instanceof SharedUserSetting) { 5338 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 5339 } else if (obj instanceof PackageSetting) { 5340 s1 = ((PackageSetting)obj).signatures.mSignatures; 5341 } else { 5342 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5343 } 5344 } else { 5345 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5346 } 5347 obj = mSettings.getUserIdLPr(uid2); 5348 if (obj != null) { 5349 if (obj instanceof SharedUserSetting) { 5350 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 5351 } else if (obj instanceof PackageSetting) { 5352 s2 = ((PackageSetting)obj).signatures.mSignatures; 5353 } else { 5354 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5355 } 5356 } else { 5357 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5358 } 5359 return compareSignatures(s1, s2); 5360 } 5361 } 5362 5363 /** 5364 * This method should typically only be used when granting or revoking 5365 * permissions, since the app may immediately restart after this call. 5366 * <p> 5367 * If you're doing surgery on app code/data, use {@link PackageFreezer} to 5368 * guard your work against the app being relaunched. 5369 */ 5370 private void killUid(int appId, int userId, String reason) { 5371 final long identity = Binder.clearCallingIdentity(); 5372 try { 5373 IActivityManager am = ActivityManager.getService(); 5374 if (am != null) { 5375 try { 5376 am.killUid(appId, userId, reason); 5377 } catch (RemoteException e) { 5378 /* ignore - same process */ 5379 } 5380 } 5381 } finally { 5382 Binder.restoreCallingIdentity(identity); 5383 } 5384 } 5385 5386 /** 5387 * Compares two sets of signatures. Returns: 5388 * <br /> 5389 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 5390 * <br /> 5391 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 5392 * <br /> 5393 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 5394 * <br /> 5395 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 5396 * <br /> 5397 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 5398 */ 5399 static int compareSignatures(Signature[] s1, Signature[] s2) { 5400 if (s1 == null) { 5401 return s2 == null 5402 ? PackageManager.SIGNATURE_NEITHER_SIGNED 5403 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 5404 } 5405 5406 if (s2 == null) { 5407 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 5408 } 5409 5410 if (s1.length != s2.length) { 5411 return PackageManager.SIGNATURE_NO_MATCH; 5412 } 5413 5414 // Since both signature sets are of size 1, we can compare without HashSets. 5415 if (s1.length == 1) { 5416 return s1[0].equals(s2[0]) ? 5417 PackageManager.SIGNATURE_MATCH : 5418 PackageManager.SIGNATURE_NO_MATCH; 5419 } 5420 5421 ArraySet<Signature> set1 = new ArraySet<Signature>(); 5422 for (Signature sig : s1) { 5423 set1.add(sig); 5424 } 5425 ArraySet<Signature> set2 = new ArraySet<Signature>(); 5426 for (Signature sig : s2) { 5427 set2.add(sig); 5428 } 5429 // Make sure s2 contains all signatures in s1. 5430 if (set1.equals(set2)) { 5431 return PackageManager.SIGNATURE_MATCH; 5432 } 5433 return PackageManager.SIGNATURE_NO_MATCH; 5434 } 5435 5436 /** 5437 * If the database version for this type of package (internal storage or 5438 * external storage) is less than the version where package signatures 5439 * were updated, return true. 5440 */ 5441 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5442 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5443 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 5444 } 5445 5446 /** 5447 * Used for backward compatibility to make sure any packages with 5448 * certificate chains get upgraded to the new style. {@code existingSigs} 5449 * will be in the old format (since they were stored on disk from before the 5450 * system upgrade) and {@code scannedSigs} will be in the newer format. 5451 */ 5452 private int compareSignaturesCompat(PackageSignatures existingSigs, 5453 PackageParser.Package scannedPkg) { 5454 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 5455 return PackageManager.SIGNATURE_NO_MATCH; 5456 } 5457 5458 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 5459 for (Signature sig : existingSigs.mSignatures) { 5460 existingSet.add(sig); 5461 } 5462 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 5463 for (Signature sig : scannedPkg.mSignatures) { 5464 try { 5465 Signature[] chainSignatures = sig.getChainSignatures(); 5466 for (Signature chainSig : chainSignatures) { 5467 scannedCompatSet.add(chainSig); 5468 } 5469 } catch (CertificateEncodingException e) { 5470 scannedCompatSet.add(sig); 5471 } 5472 } 5473 /* 5474 * Make sure the expanded scanned set contains all signatures in the 5475 * existing one. 5476 */ 5477 if (scannedCompatSet.equals(existingSet)) { 5478 // Migrate the old signatures to the new scheme. 5479 existingSigs.assignSignatures(scannedPkg.mSignatures); 5480 // The new KeySets will be re-added later in the scanning process. 5481 synchronized (mPackages) { 5482 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 5483 } 5484 return PackageManager.SIGNATURE_MATCH; 5485 } 5486 return PackageManager.SIGNATURE_NO_MATCH; 5487 } 5488 5489 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5490 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5491 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 5492 } 5493 5494 private int compareSignaturesRecover(PackageSignatures existingSigs, 5495 PackageParser.Package scannedPkg) { 5496 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 5497 return PackageManager.SIGNATURE_NO_MATCH; 5498 } 5499 5500 String msg = null; 5501 try { 5502 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 5503 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 5504 + scannedPkg.packageName); 5505 return PackageManager.SIGNATURE_MATCH; 5506 } 5507 } catch (CertificateException e) { 5508 msg = e.getMessage(); 5509 } 5510 5511 logCriticalInfo(Log.INFO, 5512 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 5513 return PackageManager.SIGNATURE_NO_MATCH; 5514 } 5515 5516 @Override 5517 public List<String> getAllPackages() { 5518 synchronized (mPackages) { 5519 return new ArrayList<String>(mPackages.keySet()); 5520 } 5521 } 5522 5523 @Override 5524 public String[] getPackagesForUid(int uid) { 5525 final int userId = UserHandle.getUserId(uid); 5526 uid = UserHandle.getAppId(uid); 5527 // reader 5528 synchronized (mPackages) { 5529 Object obj = mSettings.getUserIdLPr(uid); 5530 if (obj instanceof SharedUserSetting) { 5531 final SharedUserSetting sus = (SharedUserSetting) obj; 5532 final int N = sus.packages.size(); 5533 String[] res = new String[N]; 5534 final Iterator<PackageSetting> it = sus.packages.iterator(); 5535 int i = 0; 5536 while (it.hasNext()) { 5537 PackageSetting ps = it.next(); 5538 if (ps.getInstalled(userId)) { 5539 res[i++] = ps.name; 5540 } else { 5541 res = ArrayUtils.removeElement(String.class, res, res[i]); 5542 } 5543 } 5544 return res; 5545 } else if (obj instanceof PackageSetting) { 5546 final PackageSetting ps = (PackageSetting) obj; 5547 if (ps.getInstalled(userId)) { 5548 return new String[]{ps.name}; 5549 } 5550 } 5551 } 5552 return null; 5553 } 5554 5555 @Override 5556 public String getNameForUid(int uid) { 5557 // reader 5558 synchronized (mPackages) { 5559 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5560 if (obj instanceof SharedUserSetting) { 5561 final SharedUserSetting sus = (SharedUserSetting) obj; 5562 return sus.name + ":" + sus.userId; 5563 } else if (obj instanceof PackageSetting) { 5564 final PackageSetting ps = (PackageSetting) obj; 5565 return ps.name; 5566 } 5567 } 5568 return null; 5569 } 5570 5571 @Override 5572 public int getUidForSharedUser(String sharedUserName) { 5573 if(sharedUserName == null) { 5574 return -1; 5575 } 5576 // reader 5577 synchronized (mPackages) { 5578 SharedUserSetting suid; 5579 try { 5580 suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 5581 if (suid != null) { 5582 return suid.userId; 5583 } 5584 } catch (PackageManagerException ignore) { 5585 // can't happen, but, still need to catch it 5586 } 5587 return -1; 5588 } 5589 } 5590 5591 @Override 5592 public int getFlagsForUid(int uid) { 5593 synchronized (mPackages) { 5594 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5595 if (obj instanceof SharedUserSetting) { 5596 final SharedUserSetting sus = (SharedUserSetting) obj; 5597 return sus.pkgFlags; 5598 } else if (obj instanceof PackageSetting) { 5599 final PackageSetting ps = (PackageSetting) obj; 5600 return ps.pkgFlags; 5601 } 5602 } 5603 return 0; 5604 } 5605 5606 @Override 5607 public int getPrivateFlagsForUid(int uid) { 5608 synchronized (mPackages) { 5609 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5610 if (obj instanceof SharedUserSetting) { 5611 final SharedUserSetting sus = (SharedUserSetting) obj; 5612 return sus.pkgPrivateFlags; 5613 } else if (obj instanceof PackageSetting) { 5614 final PackageSetting ps = (PackageSetting) obj; 5615 return ps.pkgPrivateFlags; 5616 } 5617 } 5618 return 0; 5619 } 5620 5621 @Override 5622 public boolean isUidPrivileged(int uid) { 5623 uid = UserHandle.getAppId(uid); 5624 // reader 5625 synchronized (mPackages) { 5626 Object obj = mSettings.getUserIdLPr(uid); 5627 if (obj instanceof SharedUserSetting) { 5628 final SharedUserSetting sus = (SharedUserSetting) obj; 5629 final Iterator<PackageSetting> it = sus.packages.iterator(); 5630 while (it.hasNext()) { 5631 if (it.next().isPrivileged()) { 5632 return true; 5633 } 5634 } 5635 } else if (obj instanceof PackageSetting) { 5636 final PackageSetting ps = (PackageSetting) obj; 5637 return ps.isPrivileged(); 5638 } 5639 } 5640 return false; 5641 } 5642 5643 @Override 5644 public String[] getAppOpPermissionPackages(String permissionName) { 5645 synchronized (mPackages) { 5646 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 5647 if (pkgs == null) { 5648 return null; 5649 } 5650 return pkgs.toArray(new String[pkgs.size()]); 5651 } 5652 } 5653 5654 @Override 5655 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 5656 int flags, int userId) { 5657 return resolveIntentInternal( 5658 intent, resolvedType, flags, userId, false /*includeInstantApps*/); 5659 } 5660 5661 private ResolveInfo resolveIntentInternal(Intent intent, String resolvedType, 5662 int flags, int userId, boolean includeInstantApps) { 5663 try { 5664 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveIntent"); 5665 5666 if (!sUserManager.exists(userId)) return null; 5667 final int callingUid = Binder.getCallingUid(); 5668 flags = updateFlagsForResolve(flags, userId, intent, callingUid, includeInstantApps); 5669 enforceCrossUserPermission(callingUid, userId, 5670 false /*requireFullPermission*/, false /*checkShell*/, "resolve intent"); 5671 5672 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 5673 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, 5674 flags, userId, includeInstantApps); 5675 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5676 5677 final ResolveInfo bestChoice = 5678 chooseBestActivity(intent, resolvedType, flags, query, userId); 5679 return bestChoice; 5680 } finally { 5681 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5682 } 5683 } 5684 5685 @Override 5686 public ResolveInfo findPersistentPreferredActivity(Intent intent, int userId) { 5687 if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) { 5688 throw new SecurityException( 5689 "findPersistentPreferredActivity can only be run by the system"); 5690 } 5691 if (!sUserManager.exists(userId)) { 5692 return null; 5693 } 5694 final int callingUid = Binder.getCallingUid(); 5695 intent = updateIntentForResolve(intent); 5696 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 5697 final int flags = updateFlagsForResolve( 5698 0, userId, intent, callingUid, false /*includeInstantApps*/); 5699 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5700 userId); 5701 synchronized (mPackages) { 5702 return findPersistentPreferredActivityLP(intent, resolvedType, flags, query, false, 5703 userId); 5704 } 5705 } 5706 5707 @Override 5708 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 5709 IntentFilter filter, int match, ComponentName activity) { 5710 final int userId = UserHandle.getCallingUserId(); 5711 if (DEBUG_PREFERRED) { 5712 Log.v(TAG, "setLastChosenActivity intent=" + intent 5713 + " resolvedType=" + resolvedType 5714 + " flags=" + flags 5715 + " filter=" + filter 5716 + " match=" + match 5717 + " activity=" + activity); 5718 filter.dump(new PrintStreamPrinter(System.out), " "); 5719 } 5720 intent.setComponent(null); 5721 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5722 userId); 5723 // Find any earlier preferred or last chosen entries and nuke them 5724 findPreferredActivity(intent, resolvedType, 5725 flags, query, 0, false, true, false, userId); 5726 // Add the new activity as the last chosen for this filter 5727 addPreferredActivityInternal(filter, match, null, activity, false, userId, 5728 "Setting last chosen"); 5729 } 5730 5731 @Override 5732 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 5733 final int userId = UserHandle.getCallingUserId(); 5734 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 5735 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5736 userId); 5737 return findPreferredActivity(intent, resolvedType, flags, query, 0, 5738 false, false, false, userId); 5739 } 5740 5741 /** 5742 * Returns whether or not instant apps have been disabled remotely. 5743 */ 5744 private boolean isEphemeralDisabled() { 5745 return mEphemeralAppsDisabled; 5746 } 5747 5748 private boolean isEphemeralAllowed( 5749 Intent intent, List<ResolveInfo> resolvedActivities, int userId, 5750 boolean skipPackageCheck) { 5751 final int callingUser = UserHandle.getCallingUserId(); 5752 if (mInstantAppResolverConnection == null) { 5753 return false; 5754 } 5755 if (mInstantAppInstallerActivity == null) { 5756 return false; 5757 } 5758 if (intent.getComponent() != null) { 5759 return false; 5760 } 5761 if ((intent.getFlags() & Intent.FLAG_IGNORE_EPHEMERAL) != 0) { 5762 return false; 5763 } 5764 if (!skipPackageCheck && intent.getPackage() != null) { 5765 return false; 5766 } 5767 final boolean isWebUri = hasWebURI(intent); 5768 if (!isWebUri || intent.getData().getHost() == null) { 5769 return false; 5770 } 5771 // Deny ephemeral apps if the user chose _ALWAYS or _ALWAYS_ASK for intent resolution. 5772 // Or if there's already an ephemeral app installed that handles the action 5773 synchronized (mPackages) { 5774 final int count = (resolvedActivities == null ? 0 : resolvedActivities.size()); 5775 for (int n = 0; n < count; n++) { 5776 final ResolveInfo info = resolvedActivities.get(n); 5777 final String packageName = info.activityInfo.packageName; 5778 final PackageSetting ps = mSettings.mPackages.get(packageName); 5779 if (ps != null) { 5780 // only check domain verification status if the app is not a browser 5781 if (!info.handleAllWebDataURI) { 5782 // Try to get the status from User settings first 5783 final long packedStatus = getDomainVerificationStatusLPr(ps, userId); 5784 final int status = (int) (packedStatus >> 32); 5785 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS 5786 || status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 5787 if (DEBUG_EPHEMERAL) { 5788 Slog.v(TAG, "DENY instant app;" 5789 + " pkg: " + packageName + ", status: " + status); 5790 } 5791 return false; 5792 } 5793 } 5794 if (ps.getInstantApp(userId)) { 5795 if (DEBUG_EPHEMERAL) { 5796 Slog.v(TAG, "DENY instant app installed;" 5797 + " pkg: " + packageName); 5798 } 5799 return false; 5800 } 5801 } 5802 } 5803 } 5804 // We've exhausted all ways to deny ephemeral application; let the system look for them. 5805 return true; 5806 } 5807 5808 private void requestInstantAppResolutionPhaseTwo(AuxiliaryResolveInfo responseObj, 5809 Intent origIntent, String resolvedType, String callingPackage, 5810 int userId) { 5811 final Message msg = mHandler.obtainMessage(INSTANT_APP_RESOLUTION_PHASE_TWO, 5812 new InstantAppRequest(responseObj, origIntent, resolvedType, 5813 callingPackage, userId)); 5814 mHandler.sendMessage(msg); 5815 } 5816 5817 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 5818 int flags, List<ResolveInfo> query, int userId) { 5819 if (query != null) { 5820 final int N = query.size(); 5821 if (N == 1) { 5822 return query.get(0); 5823 } else if (N > 1) { 5824 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 5825 // If there is more than one activity with the same priority, 5826 // then let the user decide between them. 5827 ResolveInfo r0 = query.get(0); 5828 ResolveInfo r1 = query.get(1); 5829 if (DEBUG_INTENT_MATCHING || debug) { 5830 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 5831 + r1.activityInfo.name + "=" + r1.priority); 5832 } 5833 // If the first activity has a higher priority, or a different 5834 // default, then it is always desirable to pick it. 5835 if (r0.priority != r1.priority 5836 || r0.preferredOrder != r1.preferredOrder 5837 || r0.isDefault != r1.isDefault) { 5838 return query.get(0); 5839 } 5840 // If we have saved a preference for a preferred activity for 5841 // this Intent, use that. 5842 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 5843 flags, query, r0.priority, true, false, debug, userId); 5844 if (ri != null) { 5845 return ri; 5846 } 5847 // If we have an ephemeral app, use it 5848 for (int i = 0; i < N; i++) { 5849 ri = query.get(i); 5850 if (ri.activityInfo.applicationInfo.isInstantApp()) { 5851 return ri; 5852 } 5853 } 5854 ri = new ResolveInfo(mResolveInfo); 5855 ri.activityInfo = new ActivityInfo(ri.activityInfo); 5856 ri.activityInfo.labelRes = ResolverActivity.getLabelRes(intent.getAction()); 5857 // If all of the options come from the same package, show the application's 5858 // label and icon instead of the generic resolver's. 5859 // Some calls like Intent.resolveActivityInfo query the ResolveInfo from here 5860 // and then throw away the ResolveInfo itself, meaning that the caller loses 5861 // the resolvePackageName. Therefore the activityInfo.labelRes above provides 5862 // a fallback for this case; we only set the target package's resources on 5863 // the ResolveInfo, not the ActivityInfo. 5864 final String intentPackage = intent.getPackage(); 5865 if (!TextUtils.isEmpty(intentPackage) && allHavePackage(query, intentPackage)) { 5866 final ApplicationInfo appi = query.get(0).activityInfo.applicationInfo; 5867 ri.resolvePackageName = intentPackage; 5868 if (userNeedsBadging(userId)) { 5869 ri.noResourceId = true; 5870 } else { 5871 ri.icon = appi.icon; 5872 } 5873 ri.iconResourceId = appi.icon; 5874 ri.labelRes = appi.labelRes; 5875 } 5876 ri.activityInfo.applicationInfo = new ApplicationInfo( 5877 ri.activityInfo.applicationInfo); 5878 if (userId != 0) { 5879 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 5880 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 5881 } 5882 // Make sure that the resolver is displayable in car mode 5883 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 5884 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 5885 return ri; 5886 } 5887 } 5888 return null; 5889 } 5890 5891 /** 5892 * Return true if the given list is not empty and all of its contents have 5893 * an activityInfo with the given package name. 5894 */ 5895 private boolean allHavePackage(List<ResolveInfo> list, String packageName) { 5896 if (ArrayUtils.isEmpty(list)) { 5897 return false; 5898 } 5899 for (int i = 0, N = list.size(); i < N; i++) { 5900 final ResolveInfo ri = list.get(i); 5901 final ActivityInfo ai = ri != null ? ri.activityInfo : null; 5902 if (ai == null || !packageName.equals(ai.packageName)) { 5903 return false; 5904 } 5905 } 5906 return true; 5907 } 5908 5909 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 5910 int flags, List<ResolveInfo> query, boolean debug, int userId) { 5911 final int N = query.size(); 5912 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 5913 .get(userId); 5914 // Get the list of persistent preferred activities that handle the intent 5915 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 5916 List<PersistentPreferredActivity> pprefs = ppir != null 5917 ? ppir.queryIntent(intent, resolvedType, 5918 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 5919 userId) 5920 : null; 5921 if (pprefs != null && pprefs.size() > 0) { 5922 final int M = pprefs.size(); 5923 for (int i=0; i<M; i++) { 5924 final PersistentPreferredActivity ppa = pprefs.get(i); 5925 if (DEBUG_PREFERRED || debug) { 5926 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 5927 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 5928 + "\n component=" + ppa.mComponent); 5929 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5930 } 5931 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 5932 flags | MATCH_DISABLED_COMPONENTS, userId); 5933 if (DEBUG_PREFERRED || debug) { 5934 Slog.v(TAG, "Found persistent preferred activity:"); 5935 if (ai != null) { 5936 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5937 } else { 5938 Slog.v(TAG, " null"); 5939 } 5940 } 5941 if (ai == null) { 5942 // This previously registered persistent preferred activity 5943 // component is no longer known. Ignore it and do NOT remove it. 5944 continue; 5945 } 5946 for (int j=0; j<N; j++) { 5947 final ResolveInfo ri = query.get(j); 5948 if (!ri.activityInfo.applicationInfo.packageName 5949 .equals(ai.applicationInfo.packageName)) { 5950 continue; 5951 } 5952 if (!ri.activityInfo.name.equals(ai.name)) { 5953 continue; 5954 } 5955 // Found a persistent preference that can handle the intent. 5956 if (DEBUG_PREFERRED || debug) { 5957 Slog.v(TAG, "Returning persistent preferred activity: " + 5958 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 5959 } 5960 return ri; 5961 } 5962 } 5963 } 5964 return null; 5965 } 5966 5967 // TODO: handle preferred activities missing while user has amnesia 5968 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 5969 List<ResolveInfo> query, int priority, boolean always, 5970 boolean removeMatches, boolean debug, int userId) { 5971 if (!sUserManager.exists(userId)) return null; 5972 final int callingUid = Binder.getCallingUid(); 5973 flags = updateFlagsForResolve( 5974 flags, userId, intent, callingUid, false /*includeInstantApps*/); 5975 intent = updateIntentForResolve(intent); 5976 // writer 5977 synchronized (mPackages) { 5978 // Try to find a matching persistent preferred activity. 5979 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 5980 debug, userId); 5981 5982 // If a persistent preferred activity matched, use it. 5983 if (pri != null) { 5984 return pri; 5985 } 5986 5987 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 5988 // Get the list of preferred activities that handle the intent 5989 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 5990 List<PreferredActivity> prefs = pir != null 5991 ? pir.queryIntent(intent, resolvedType, 5992 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 5993 userId) 5994 : null; 5995 if (prefs != null && prefs.size() > 0) { 5996 boolean changed = false; 5997 try { 5998 // First figure out how good the original match set is. 5999 // We will only allow preferred activities that came 6000 // from the same match quality. 6001 int match = 0; 6002 6003 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 6004 6005 final int N = query.size(); 6006 for (int j=0; j<N; j++) { 6007 final ResolveInfo ri = query.get(j); 6008 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 6009 + ": 0x" + Integer.toHexString(match)); 6010 if (ri.match > match) { 6011 match = ri.match; 6012 } 6013 } 6014 6015 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 6016 + Integer.toHexString(match)); 6017 6018 match &= IntentFilter.MATCH_CATEGORY_MASK; 6019 final int M = prefs.size(); 6020 for (int i=0; i<M; i++) { 6021 final PreferredActivity pa = prefs.get(i); 6022 if (DEBUG_PREFERRED || debug) { 6023 Slog.v(TAG, "Checking PreferredActivity ds=" 6024 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 6025 + "\n component=" + pa.mPref.mComponent); 6026 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6027 } 6028 if (pa.mPref.mMatch != match) { 6029 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 6030 + Integer.toHexString(pa.mPref.mMatch)); 6031 continue; 6032 } 6033 // If it's not an "always" type preferred activity and that's what we're 6034 // looking for, skip it. 6035 if (always && !pa.mPref.mAlways) { 6036 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 6037 continue; 6038 } 6039 final ActivityInfo ai = getActivityInfo( 6040 pa.mPref.mComponent, flags | MATCH_DISABLED_COMPONENTS 6041 | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 6042 userId); 6043 if (DEBUG_PREFERRED || debug) { 6044 Slog.v(TAG, "Found preferred activity:"); 6045 if (ai != null) { 6046 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6047 } else { 6048 Slog.v(TAG, " null"); 6049 } 6050 } 6051 if (ai == null) { 6052 // This previously registered preferred activity 6053 // component is no longer known. Most likely an update 6054 // to the app was installed and in the new version this 6055 // component no longer exists. Clean it up by removing 6056 // it from the preferred activities list, and skip it. 6057 Slog.w(TAG, "Removing dangling preferred activity: " 6058 + pa.mPref.mComponent); 6059 pir.removeFilter(pa); 6060 changed = true; 6061 continue; 6062 } 6063 for (int j=0; j<N; j++) { 6064 final ResolveInfo ri = query.get(j); 6065 if (!ri.activityInfo.applicationInfo.packageName 6066 .equals(ai.applicationInfo.packageName)) { 6067 continue; 6068 } 6069 if (!ri.activityInfo.name.equals(ai.name)) { 6070 continue; 6071 } 6072 6073 if (removeMatches) { 6074 pir.removeFilter(pa); 6075 changed = true; 6076 if (DEBUG_PREFERRED) { 6077 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 6078 } 6079 break; 6080 } 6081 6082 // Okay we found a previously set preferred or last chosen app. 6083 // If the result set is different from when this 6084 // was created, we need to clear it and re-ask the 6085 // user their preference, if we're looking for an "always" type entry. 6086 if (always && !pa.mPref.sameSet(query)) { 6087 Slog.i(TAG, "Result set changed, dropping preferred activity for " 6088 + intent + " type " + resolvedType); 6089 if (DEBUG_PREFERRED) { 6090 Slog.v(TAG, "Removing preferred activity since set changed " 6091 + pa.mPref.mComponent); 6092 } 6093 pir.removeFilter(pa); 6094 // Re-add the filter as a "last chosen" entry (!always) 6095 PreferredActivity lastChosen = new PreferredActivity( 6096 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 6097 pir.addFilter(lastChosen); 6098 changed = true; 6099 return null; 6100 } 6101 6102 // Yay! Either the set matched or we're looking for the last chosen 6103 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 6104 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 6105 return ri; 6106 } 6107 } 6108 } finally { 6109 if (changed) { 6110 if (DEBUG_PREFERRED) { 6111 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 6112 } 6113 scheduleWritePackageRestrictionsLocked(userId); 6114 } 6115 } 6116 } 6117 } 6118 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 6119 return null; 6120 } 6121 6122 /* 6123 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 6124 */ 6125 @Override 6126 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 6127 int targetUserId) { 6128 mContext.enforceCallingOrSelfPermission( 6129 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 6130 List<CrossProfileIntentFilter> matches = 6131 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 6132 if (matches != null) { 6133 int size = matches.size(); 6134 for (int i = 0; i < size; i++) { 6135 if (matches.get(i).getTargetUserId() == targetUserId) return true; 6136 } 6137 } 6138 if (hasWebURI(intent)) { 6139 // cross-profile app linking works only towards the parent. 6140 final int callingUid = Binder.getCallingUid(); 6141 final UserInfo parent = getProfileParent(sourceUserId); 6142 synchronized(mPackages) { 6143 int flags = updateFlagsForResolve(0, parent.id, intent, callingUid, 6144 false /*includeInstantApps*/); 6145 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 6146 intent, resolvedType, flags, sourceUserId, parent.id); 6147 return xpDomainInfo != null; 6148 } 6149 } 6150 return false; 6151 } 6152 6153 private UserInfo getProfileParent(int userId) { 6154 final long identity = Binder.clearCallingIdentity(); 6155 try { 6156 return sUserManager.getProfileParent(userId); 6157 } finally { 6158 Binder.restoreCallingIdentity(identity); 6159 } 6160 } 6161 6162 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 6163 String resolvedType, int userId) { 6164 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 6165 if (resolver != null) { 6166 return resolver.queryIntent(intent, resolvedType, false /*defaultOnly*/, userId); 6167 } 6168 return null; 6169 } 6170 6171 @Override 6172 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivities(Intent intent, 6173 String resolvedType, int flags, int userId) { 6174 try { 6175 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 6176 6177 return new ParceledListSlice<>( 6178 queryIntentActivitiesInternal(intent, resolvedType, flags, userId)); 6179 } finally { 6180 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6181 } 6182 } 6183 6184 /** 6185 * Returns the package name of the calling Uid if it's an instant app. If it isn't 6186 * instant, returns {@code null}. 6187 */ 6188 private String getInstantAppPackageName(int callingUid) { 6189 // If the caller is an isolated app use the owner's uid for the lookup. 6190 if (Process.isIsolated(callingUid)) { 6191 callingUid = mIsolatedOwners.get(callingUid); 6192 } 6193 final int appId = UserHandle.getAppId(callingUid); 6194 synchronized (mPackages) { 6195 final Object obj = mSettings.getUserIdLPr(appId); 6196 if (obj instanceof PackageSetting) { 6197 final PackageSetting ps = (PackageSetting) obj; 6198 final boolean isInstantApp = ps.getInstantApp(UserHandle.getUserId(callingUid)); 6199 return isInstantApp ? ps.pkg.packageName : null; 6200 } 6201 } 6202 return null; 6203 } 6204 6205 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 6206 String resolvedType, int flags, int userId) { 6207 return queryIntentActivitiesInternal(intent, resolvedType, flags, userId, false); 6208 } 6209 6210 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 6211 String resolvedType, int flags, int userId, boolean includeInstantApps) { 6212 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6213 final int callingUid = Binder.getCallingUid(); 6214 final String instantAppPkgName = getInstantAppPackageName(callingUid); 6215 flags = updateFlagsForResolve(flags, userId, intent, callingUid, includeInstantApps); 6216 enforceCrossUserPermission(callingUid, userId, 6217 false /* requireFullPermission */, false /* checkShell */, 6218 "query intent activities"); 6219 ComponentName comp = intent.getComponent(); 6220 if (comp == null) { 6221 if (intent.getSelector() != null) { 6222 intent = intent.getSelector(); 6223 comp = intent.getComponent(); 6224 } 6225 } 6226 6227 if (comp != null) { 6228 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6229 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 6230 if (ai != null) { 6231 // When specifying an explicit component, we prevent the activity from being 6232 // used when either 1) the calling package is normal and the activity is within 6233 // an ephemeral application or 2) the calling package is ephemeral and the 6234 // activity is not visible to ephemeral applications. 6235 final boolean matchInstantApp = 6236 (flags & PackageManager.MATCH_INSTANT) != 0; 6237 final boolean matchVisibleToInstantAppOnly = 6238 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 6239 final boolean isCallerInstantApp = 6240 instantAppPkgName != null; 6241 final boolean isTargetSameInstantApp = 6242 comp.getPackageName().equals(instantAppPkgName); 6243 final boolean isTargetInstantApp = 6244 (ai.applicationInfo.privateFlags 6245 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 6246 final boolean isTargetHiddenFromInstantApp = 6247 (ai.flags & ActivityInfo.FLAG_VISIBLE_TO_EPHEMERAL) == 0; 6248 final boolean blockResolution = 6249 !isTargetSameInstantApp 6250 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 6251 || (matchVisibleToInstantAppOnly && isCallerInstantApp 6252 && isTargetHiddenFromInstantApp)); 6253 if (!blockResolution) { 6254 final ResolveInfo ri = new ResolveInfo(); 6255 ri.activityInfo = ai; 6256 list.add(ri); 6257 } 6258 } 6259 return applyPostResolutionFilter(list, instantAppPkgName); 6260 } 6261 6262 // reader 6263 boolean sortResult = false; 6264 boolean addEphemeral = false; 6265 List<ResolveInfo> result; 6266 final String pkgName = intent.getPackage(); 6267 final boolean ephemeralDisabled = isEphemeralDisabled(); 6268 synchronized (mPackages) { 6269 if (pkgName == null) { 6270 List<CrossProfileIntentFilter> matchingFilters = 6271 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 6272 // Check for results that need to skip the current profile. 6273 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 6274 resolvedType, flags, userId); 6275 if (xpResolveInfo != null) { 6276 List<ResolveInfo> xpResult = new ArrayList<ResolveInfo>(1); 6277 xpResult.add(xpResolveInfo); 6278 return applyPostResolutionFilter( 6279 filterIfNotSystemUser(xpResult, userId), instantAppPkgName); 6280 } 6281 6282 // Check for results in the current profile. 6283 result = filterIfNotSystemUser(mActivities.queryIntent( 6284 intent, resolvedType, flags, userId), userId); 6285 addEphemeral = !ephemeralDisabled 6286 && isEphemeralAllowed(intent, result, userId, false /*skipPackageCheck*/); 6287 // Check for cross profile results. 6288 boolean hasNonNegativePriorityResult = hasNonNegativePriority(result); 6289 xpResolveInfo = queryCrossProfileIntents( 6290 matchingFilters, intent, resolvedType, flags, userId, 6291 hasNonNegativePriorityResult); 6292 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 6293 boolean isVisibleToUser = filterIfNotSystemUser( 6294 Collections.singletonList(xpResolveInfo), userId).size() > 0; 6295 if (isVisibleToUser) { 6296 result.add(xpResolveInfo); 6297 sortResult = true; 6298 } 6299 } 6300 if (hasWebURI(intent)) { 6301 CrossProfileDomainInfo xpDomainInfo = null; 6302 final UserInfo parent = getProfileParent(userId); 6303 if (parent != null) { 6304 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 6305 flags, userId, parent.id); 6306 } 6307 if (xpDomainInfo != null) { 6308 if (xpResolveInfo != null) { 6309 // If we didn't remove it, the cross-profile ResolveInfo would be twice 6310 // in the result. 6311 result.remove(xpResolveInfo); 6312 } 6313 if (result.size() == 0 && !addEphemeral) { 6314 // No result in current profile, but found candidate in parent user. 6315 // And we are not going to add emphemeral app, so we can return the 6316 // result straight away. 6317 result.add(xpDomainInfo.resolveInfo); 6318 return applyPostResolutionFilter(result, instantAppPkgName); 6319 } 6320 } else if (result.size() <= 1 && !addEphemeral) { 6321 // No result in parent user and <= 1 result in current profile, and we 6322 // are not going to add emphemeral app, so we can return the result without 6323 // further processing. 6324 return applyPostResolutionFilter(result, instantAppPkgName); 6325 } 6326 // We have more than one candidate (combining results from current and parent 6327 // profile), so we need filtering and sorting. 6328 result = filterCandidatesWithDomainPreferredActivitiesLPr( 6329 intent, flags, result, xpDomainInfo, userId); 6330 sortResult = true; 6331 } 6332 } else { 6333 final PackageParser.Package pkg = mPackages.get(pkgName); 6334 if (pkg != null) { 6335 return applyPostResolutionFilter(filterIfNotSystemUser( 6336 mActivities.queryIntentForPackage( 6337 intent, resolvedType, flags, pkg.activities, userId), 6338 userId), instantAppPkgName); 6339 } else { 6340 // the caller wants to resolve for a particular package; however, there 6341 // were no installed results, so, try to find an ephemeral result 6342 addEphemeral = !ephemeralDisabled 6343 && isEphemeralAllowed( 6344 intent, null /*result*/, userId, true /*skipPackageCheck*/); 6345 result = new ArrayList<ResolveInfo>(); 6346 } 6347 } 6348 } 6349 if (addEphemeral) { 6350 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveEphemeral"); 6351 final InstantAppRequest requestObject = new InstantAppRequest( 6352 null /*responseObj*/, intent /*origIntent*/, resolvedType, 6353 null /*callingPackage*/, userId); 6354 final AuxiliaryResolveInfo auxiliaryResponse = 6355 InstantAppResolver.doInstantAppResolutionPhaseOne( 6356 mContext, mInstantAppResolverConnection, requestObject); 6357 if (auxiliaryResponse != null) { 6358 if (DEBUG_EPHEMERAL) { 6359 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 6360 } 6361 final ResolveInfo ephemeralInstaller = new ResolveInfo(mInstantAppInstallerInfo); 6362 final PackageSetting ps = 6363 mSettings.mPackages.get(mInstantAppInstallerActivity.packageName); 6364 if (ps != null) { 6365 ephemeralInstaller.activityInfo = PackageParser.generateActivityInfo( 6366 mInstantAppInstallerActivity, 0, ps.readUserState(userId), userId); 6367 ephemeralInstaller.activityInfo.launchToken = auxiliaryResponse.token; 6368 ephemeralInstaller.auxiliaryInfo = auxiliaryResponse; 6369 // make sure this resolver is the default 6370 ephemeralInstaller.isDefault = true; 6371 ephemeralInstaller.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 6372 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 6373 // add a non-generic filter 6374 ephemeralInstaller.filter = new IntentFilter(intent.getAction()); 6375 ephemeralInstaller.filter.addDataPath( 6376 intent.getData().getPath(), PatternMatcher.PATTERN_LITERAL); 6377 ephemeralInstaller.instantAppAvailable = true; 6378 result.add(ephemeralInstaller); 6379 } 6380 } 6381 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6382 } 6383 if (sortResult) { 6384 Collections.sort(result, mResolvePrioritySorter); 6385 } 6386 return applyPostResolutionFilter(result, instantAppPkgName); 6387 } 6388 6389 private static class CrossProfileDomainInfo { 6390 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 6391 ResolveInfo resolveInfo; 6392 /* Best domain verification status of the activities found in the other profile */ 6393 int bestDomainVerificationStatus; 6394 } 6395 6396 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 6397 String resolvedType, int flags, int sourceUserId, int parentUserId) { 6398 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 6399 sourceUserId)) { 6400 return null; 6401 } 6402 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 6403 resolvedType, flags, parentUserId); 6404 6405 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 6406 return null; 6407 } 6408 CrossProfileDomainInfo result = null; 6409 int size = resultTargetUser.size(); 6410 for (int i = 0; i < size; i++) { 6411 ResolveInfo riTargetUser = resultTargetUser.get(i); 6412 // Intent filter verification is only for filters that specify a host. So don't return 6413 // those that handle all web uris. 6414 if (riTargetUser.handleAllWebDataURI) { 6415 continue; 6416 } 6417 String packageName = riTargetUser.activityInfo.packageName; 6418 PackageSetting ps = mSettings.mPackages.get(packageName); 6419 if (ps == null) { 6420 continue; 6421 } 6422 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 6423 int status = (int)(verificationState >> 32); 6424 if (result == null) { 6425 result = new CrossProfileDomainInfo(); 6426 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 6427 sourceUserId, parentUserId); 6428 result.bestDomainVerificationStatus = status; 6429 } else { 6430 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 6431 result.bestDomainVerificationStatus); 6432 } 6433 } 6434 // Don't consider matches with status NEVER across profiles. 6435 if (result != null && result.bestDomainVerificationStatus 6436 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6437 return null; 6438 } 6439 return result; 6440 } 6441 6442 /** 6443 * Verification statuses are ordered from the worse to the best, except for 6444 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 6445 */ 6446 private int bestDomainVerificationStatus(int status1, int status2) { 6447 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6448 return status2; 6449 } 6450 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6451 return status1; 6452 } 6453 return (int) MathUtils.max(status1, status2); 6454 } 6455 6456 private boolean isUserEnabled(int userId) { 6457 long callingId = Binder.clearCallingIdentity(); 6458 try { 6459 UserInfo userInfo = sUserManager.getUserInfo(userId); 6460 return userInfo != null && userInfo.isEnabled(); 6461 } finally { 6462 Binder.restoreCallingIdentity(callingId); 6463 } 6464 } 6465 6466 /** 6467 * Filter out activities with systemUserOnly flag set, when current user is not System. 6468 * 6469 * @return filtered list 6470 */ 6471 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 6472 if (userId == UserHandle.USER_SYSTEM) { 6473 return resolveInfos; 6474 } 6475 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6476 ResolveInfo info = resolveInfos.get(i); 6477 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 6478 resolveInfos.remove(i); 6479 } 6480 } 6481 return resolveInfos; 6482 } 6483 6484 /** 6485 * Filters out ephemeral activities. 6486 * <p>When resolving for an ephemeral app, only activities that 1) are defined in the 6487 * ephemeral app or 2) marked with {@code visibleToEphemeral} are returned. 6488 * 6489 * @param resolveInfos The pre-filtered list of resolved activities 6490 * @param ephemeralPkgName The ephemeral package name. If {@code null}, no filtering 6491 * is performed. 6492 * @return A filtered list of resolved activities. 6493 */ 6494 private List<ResolveInfo> applyPostResolutionFilter(List<ResolveInfo> resolveInfos, 6495 String ephemeralPkgName) { 6496 // TODO: When adding on-demand split support for non-instant apps, remove this check 6497 // and always apply post filtering 6498 if (ephemeralPkgName == null) { 6499 return resolveInfos; 6500 } 6501 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6502 final ResolveInfo info = resolveInfos.get(i); 6503 final boolean isEphemeralApp = info.activityInfo.applicationInfo.isInstantApp(); 6504 // allow activities that are defined in the provided package 6505 if (isEphemeralApp && ephemeralPkgName.equals(info.activityInfo.packageName)) { 6506 if (info.activityInfo.splitName != null 6507 && !ArrayUtils.contains(info.activityInfo.applicationInfo.splitNames, 6508 info.activityInfo.splitName)) { 6509 // requested activity is defined in a split that hasn't been installed yet. 6510 // add the installer to the resolve list 6511 if (DEBUG_EPHEMERAL) { 6512 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 6513 } 6514 final ResolveInfo installerInfo = new ResolveInfo(mInstantAppInstallerInfo); 6515 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 6516 info.activityInfo.packageName, info.activityInfo.splitName, 6517 info.activityInfo.applicationInfo.versionCode); 6518 // make sure this resolver is the default 6519 installerInfo.isDefault = true; 6520 installerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 6521 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 6522 // add a non-generic filter 6523 installerInfo.filter = new IntentFilter(); 6524 // load resources from the correct package 6525 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 6526 resolveInfos.set(i, installerInfo); 6527 } 6528 continue; 6529 } 6530 // allow activities that have been explicitly exposed to ephemeral apps 6531 if (!isEphemeralApp 6532 && ((info.activityInfo.flags & ActivityInfo.FLAG_VISIBLE_TO_EPHEMERAL) != 0)) { 6533 continue; 6534 } 6535 resolveInfos.remove(i); 6536 } 6537 return resolveInfos; 6538 } 6539 6540 /** 6541 * @param resolveInfos list of resolve infos in descending priority order 6542 * @return if the list contains a resolve info with non-negative priority 6543 */ 6544 private boolean hasNonNegativePriority(List<ResolveInfo> resolveInfos) { 6545 return resolveInfos.size() > 0 && resolveInfos.get(0).priority >= 0; 6546 } 6547 6548 private static boolean hasWebURI(Intent intent) { 6549 if (intent.getData() == null) { 6550 return false; 6551 } 6552 final String scheme = intent.getScheme(); 6553 if (TextUtils.isEmpty(scheme)) { 6554 return false; 6555 } 6556 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 6557 } 6558 6559 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 6560 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 6561 int userId) { 6562 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 6563 6564 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 6565 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 6566 candidates.size()); 6567 } 6568 6569 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 6570 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 6571 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 6572 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 6573 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 6574 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 6575 6576 synchronized (mPackages) { 6577 final int count = candidates.size(); 6578 // First, try to use linked apps. Partition the candidates into four lists: 6579 // one for the final results, one for the "do not use ever", one for "undefined status" 6580 // and finally one for "browser app type". 6581 for (int n=0; n<count; n++) { 6582 ResolveInfo info = candidates.get(n); 6583 String packageName = info.activityInfo.packageName; 6584 PackageSetting ps = mSettings.mPackages.get(packageName); 6585 if (ps != null) { 6586 // Add to the special match all list (Browser use case) 6587 if (info.handleAllWebDataURI) { 6588 matchAllList.add(info); 6589 continue; 6590 } 6591 // Try to get the status from User settings first 6592 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6593 int status = (int)(packedStatus >> 32); 6594 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 6595 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 6596 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6597 Slog.i(TAG, " + always: " + info.activityInfo.packageName 6598 + " : linkgen=" + linkGeneration); 6599 } 6600 // Use link-enabled generation as preferredOrder, i.e. 6601 // prefer newly-enabled over earlier-enabled. 6602 info.preferredOrder = linkGeneration; 6603 alwaysList.add(info); 6604 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6605 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6606 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 6607 } 6608 neverList.add(info); 6609 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 6610 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6611 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 6612 } 6613 alwaysAskList.add(info); 6614 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 6615 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 6616 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6617 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 6618 } 6619 undefinedList.add(info); 6620 } 6621 } 6622 } 6623 6624 // We'll want to include browser possibilities in a few cases 6625 boolean includeBrowser = false; 6626 6627 // First try to add the "always" resolution(s) for the current user, if any 6628 if (alwaysList.size() > 0) { 6629 result.addAll(alwaysList); 6630 } else { 6631 // Add all undefined apps as we want them to appear in the disambiguation dialog. 6632 result.addAll(undefinedList); 6633 // Maybe add one for the other profile. 6634 if (xpDomainInfo != null && ( 6635 xpDomainInfo.bestDomainVerificationStatus 6636 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 6637 result.add(xpDomainInfo.resolveInfo); 6638 } 6639 includeBrowser = true; 6640 } 6641 6642 // The presence of any 'always ask' alternatives means we'll also offer browsers. 6643 // If there were 'always' entries their preferred order has been set, so we also 6644 // back that off to make the alternatives equivalent 6645 if (alwaysAskList.size() > 0) { 6646 for (ResolveInfo i : result) { 6647 i.preferredOrder = 0; 6648 } 6649 result.addAll(alwaysAskList); 6650 includeBrowser = true; 6651 } 6652 6653 if (includeBrowser) { 6654 // Also add browsers (all of them or only the default one) 6655 if (DEBUG_DOMAIN_VERIFICATION) { 6656 Slog.v(TAG, " ...including browsers in candidate set"); 6657 } 6658 if ((matchFlags & MATCH_ALL) != 0) { 6659 result.addAll(matchAllList); 6660 } else { 6661 // Browser/generic handling case. If there's a default browser, go straight 6662 // to that (but only if there is no other higher-priority match). 6663 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 6664 int maxMatchPrio = 0; 6665 ResolveInfo defaultBrowserMatch = null; 6666 final int numCandidates = matchAllList.size(); 6667 for (int n = 0; n < numCandidates; n++) { 6668 ResolveInfo info = matchAllList.get(n); 6669 // track the highest overall match priority... 6670 if (info.priority > maxMatchPrio) { 6671 maxMatchPrio = info.priority; 6672 } 6673 // ...and the highest-priority default browser match 6674 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 6675 if (defaultBrowserMatch == null 6676 || (defaultBrowserMatch.priority < info.priority)) { 6677 if (debug) { 6678 Slog.v(TAG, "Considering default browser match " + info); 6679 } 6680 defaultBrowserMatch = info; 6681 } 6682 } 6683 } 6684 if (defaultBrowserMatch != null 6685 && defaultBrowserMatch.priority >= maxMatchPrio 6686 && !TextUtils.isEmpty(defaultBrowserPackageName)) 6687 { 6688 if (debug) { 6689 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 6690 } 6691 result.add(defaultBrowserMatch); 6692 } else { 6693 result.addAll(matchAllList); 6694 } 6695 } 6696 6697 // If there is nothing selected, add all candidates and remove the ones that the user 6698 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 6699 if (result.size() == 0) { 6700 result.addAll(candidates); 6701 result.removeAll(neverList); 6702 } 6703 } 6704 } 6705 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 6706 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 6707 result.size()); 6708 for (ResolveInfo info : result) { 6709 Slog.v(TAG, " + " + info.activityInfo); 6710 } 6711 } 6712 return result; 6713 } 6714 6715 // Returns a packed value as a long: 6716 // 6717 // high 'int'-sized word: link status: undefined/ask/never/always. 6718 // low 'int'-sized word: relative priority among 'always' results. 6719 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 6720 long result = ps.getDomainVerificationStatusForUser(userId); 6721 // if none available, get the master status 6722 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 6723 if (ps.getIntentFilterVerificationInfo() != null) { 6724 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 6725 } 6726 } 6727 return result; 6728 } 6729 6730 private ResolveInfo querySkipCurrentProfileIntents( 6731 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 6732 int flags, int sourceUserId) { 6733 if (matchingFilters != null) { 6734 int size = matchingFilters.size(); 6735 for (int i = 0; i < size; i ++) { 6736 CrossProfileIntentFilter filter = matchingFilters.get(i); 6737 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 6738 // Checking if there are activities in the target user that can handle the 6739 // intent. 6740 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 6741 resolvedType, flags, sourceUserId); 6742 if (resolveInfo != null) { 6743 return resolveInfo; 6744 } 6745 } 6746 } 6747 } 6748 return null; 6749 } 6750 6751 // Return matching ResolveInfo in target user if any. 6752 private ResolveInfo queryCrossProfileIntents( 6753 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 6754 int flags, int sourceUserId, boolean matchInCurrentProfile) { 6755 if (matchingFilters != null) { 6756 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 6757 // match the same intent. For performance reasons, it is better not to 6758 // run queryIntent twice for the same userId 6759 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 6760 int size = matchingFilters.size(); 6761 for (int i = 0; i < size; i++) { 6762 CrossProfileIntentFilter filter = matchingFilters.get(i); 6763 int targetUserId = filter.getTargetUserId(); 6764 boolean skipCurrentProfile = 6765 (filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0; 6766 boolean skipCurrentProfileIfNoMatchFound = 6767 (filter.getFlags() & PackageManager.ONLY_IF_NO_MATCH_FOUND) != 0; 6768 if (!skipCurrentProfile && !alreadyTriedUserIds.get(targetUserId) 6769 && (!skipCurrentProfileIfNoMatchFound || !matchInCurrentProfile)) { 6770 // Checking if there are activities in the target user that can handle the 6771 // intent. 6772 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 6773 resolvedType, flags, sourceUserId); 6774 if (resolveInfo != null) return resolveInfo; 6775 alreadyTriedUserIds.put(targetUserId, true); 6776 } 6777 } 6778 } 6779 return null; 6780 } 6781 6782 /** 6783 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 6784 * will forward the intent to the filter's target user. 6785 * Otherwise, returns null. 6786 */ 6787 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 6788 String resolvedType, int flags, int sourceUserId) { 6789 int targetUserId = filter.getTargetUserId(); 6790 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 6791 resolvedType, flags, targetUserId); 6792 if (resultTargetUser != null && isUserEnabled(targetUserId)) { 6793 // If all the matches in the target profile are suspended, return null. 6794 for (int i = resultTargetUser.size() - 1; i >= 0; i--) { 6795 if ((resultTargetUser.get(i).activityInfo.applicationInfo.flags 6796 & ApplicationInfo.FLAG_SUSPENDED) == 0) { 6797 return createForwardingResolveInfoUnchecked(filter, sourceUserId, 6798 targetUserId); 6799 } 6800 } 6801 } 6802 return null; 6803 } 6804 6805 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 6806 int sourceUserId, int targetUserId) { 6807 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 6808 long ident = Binder.clearCallingIdentity(); 6809 boolean targetIsProfile; 6810 try { 6811 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 6812 } finally { 6813 Binder.restoreCallingIdentity(ident); 6814 } 6815 String className; 6816 if (targetIsProfile) { 6817 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 6818 } else { 6819 className = FORWARD_INTENT_TO_PARENT; 6820 } 6821 ComponentName forwardingActivityComponentName = new ComponentName( 6822 mAndroidApplication.packageName, className); 6823 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 6824 sourceUserId); 6825 if (!targetIsProfile) { 6826 forwardingActivityInfo.showUserIcon = targetUserId; 6827 forwardingResolveInfo.noResourceId = true; 6828 } 6829 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 6830 forwardingResolveInfo.priority = 0; 6831 forwardingResolveInfo.preferredOrder = 0; 6832 forwardingResolveInfo.match = 0; 6833 forwardingResolveInfo.isDefault = true; 6834 forwardingResolveInfo.filter = filter; 6835 forwardingResolveInfo.targetUserId = targetUserId; 6836 return forwardingResolveInfo; 6837 } 6838 6839 @Override 6840 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 6841 Intent[] specifics, String[] specificTypes, Intent intent, 6842 String resolvedType, int flags, int userId) { 6843 return new ParceledListSlice<>(queryIntentActivityOptionsInternal(caller, specifics, 6844 specificTypes, intent, resolvedType, flags, userId)); 6845 } 6846 6847 private @NonNull List<ResolveInfo> queryIntentActivityOptionsInternal(ComponentName caller, 6848 Intent[] specifics, String[] specificTypes, Intent intent, 6849 String resolvedType, int flags, int userId) { 6850 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6851 final int callingUid = Binder.getCallingUid(); 6852 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 6853 false /*includeInstantApps*/); 6854 enforceCrossUserPermission(callingUid, userId, 6855 false /*requireFullPermission*/, false /*checkShell*/, 6856 "query intent activity options"); 6857 final String resultsAction = intent.getAction(); 6858 6859 final List<ResolveInfo> results = queryIntentActivitiesInternal(intent, resolvedType, flags 6860 | PackageManager.GET_RESOLVED_FILTER, userId); 6861 6862 if (DEBUG_INTENT_MATCHING) { 6863 Log.v(TAG, "Query " + intent + ": " + results); 6864 } 6865 6866 int specificsPos = 0; 6867 int N; 6868 6869 // todo: note that the algorithm used here is O(N^2). This 6870 // isn't a problem in our current environment, but if we start running 6871 // into situations where we have more than 5 or 10 matches then this 6872 // should probably be changed to something smarter... 6873 6874 // First we go through and resolve each of the specific items 6875 // that were supplied, taking care of removing any corresponding 6876 // duplicate items in the generic resolve list. 6877 if (specifics != null) { 6878 for (int i=0; i<specifics.length; i++) { 6879 final Intent sintent = specifics[i]; 6880 if (sintent == null) { 6881 continue; 6882 } 6883 6884 if (DEBUG_INTENT_MATCHING) { 6885 Log.v(TAG, "Specific #" + i + ": " + sintent); 6886 } 6887 6888 String action = sintent.getAction(); 6889 if (resultsAction != null && resultsAction.equals(action)) { 6890 // If this action was explicitly requested, then don't 6891 // remove things that have it. 6892 action = null; 6893 } 6894 6895 ResolveInfo ri = null; 6896 ActivityInfo ai = null; 6897 6898 ComponentName comp = sintent.getComponent(); 6899 if (comp == null) { 6900 ri = resolveIntent( 6901 sintent, 6902 specificTypes != null ? specificTypes[i] : null, 6903 flags, userId); 6904 if (ri == null) { 6905 continue; 6906 } 6907 if (ri == mResolveInfo) { 6908 // ACK! Must do something better with this. 6909 } 6910 ai = ri.activityInfo; 6911 comp = new ComponentName(ai.applicationInfo.packageName, 6912 ai.name); 6913 } else { 6914 ai = getActivityInfo(comp, flags, userId); 6915 if (ai == null) { 6916 continue; 6917 } 6918 } 6919 6920 // Look for any generic query activities that are duplicates 6921 // of this specific one, and remove them from the results. 6922 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 6923 N = results.size(); 6924 int j; 6925 for (j=specificsPos; j<N; j++) { 6926 ResolveInfo sri = results.get(j); 6927 if ((sri.activityInfo.name.equals(comp.getClassName()) 6928 && sri.activityInfo.applicationInfo.packageName.equals( 6929 comp.getPackageName())) 6930 || (action != null && sri.filter.matchAction(action))) { 6931 results.remove(j); 6932 if (DEBUG_INTENT_MATCHING) Log.v( 6933 TAG, "Removing duplicate item from " + j 6934 + " due to specific " + specificsPos); 6935 if (ri == null) { 6936 ri = sri; 6937 } 6938 j--; 6939 N--; 6940 } 6941 } 6942 6943 // Add this specific item to its proper place. 6944 if (ri == null) { 6945 ri = new ResolveInfo(); 6946 ri.activityInfo = ai; 6947 } 6948 results.add(specificsPos, ri); 6949 ri.specificIndex = i; 6950 specificsPos++; 6951 } 6952 } 6953 6954 // Now we go through the remaining generic results and remove any 6955 // duplicate actions that are found here. 6956 N = results.size(); 6957 for (int i=specificsPos; i<N-1; i++) { 6958 final ResolveInfo rii = results.get(i); 6959 if (rii.filter == null) { 6960 continue; 6961 } 6962 6963 // Iterate over all of the actions of this result's intent 6964 // filter... typically this should be just one. 6965 final Iterator<String> it = rii.filter.actionsIterator(); 6966 if (it == null) { 6967 continue; 6968 } 6969 while (it.hasNext()) { 6970 final String action = it.next(); 6971 if (resultsAction != null && resultsAction.equals(action)) { 6972 // If this action was explicitly requested, then don't 6973 // remove things that have it. 6974 continue; 6975 } 6976 for (int j=i+1; j<N; j++) { 6977 final ResolveInfo rij = results.get(j); 6978 if (rij.filter != null && rij.filter.hasAction(action)) { 6979 results.remove(j); 6980 if (DEBUG_INTENT_MATCHING) Log.v( 6981 TAG, "Removing duplicate item from " + j 6982 + " due to action " + action + " at " + i); 6983 j--; 6984 N--; 6985 } 6986 } 6987 } 6988 6989 // If the caller didn't request filter information, drop it now 6990 // so we don't have to marshall/unmarshall it. 6991 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 6992 rii.filter = null; 6993 } 6994 } 6995 6996 // Filter out the caller activity if so requested. 6997 if (caller != null) { 6998 N = results.size(); 6999 for (int i=0; i<N; i++) { 7000 ActivityInfo ainfo = results.get(i).activityInfo; 7001 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 7002 && caller.getClassName().equals(ainfo.name)) { 7003 results.remove(i); 7004 break; 7005 } 7006 } 7007 } 7008 7009 // If the caller didn't request filter information, 7010 // drop them now so we don't have to 7011 // marshall/unmarshall it. 7012 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 7013 N = results.size(); 7014 for (int i=0; i<N; i++) { 7015 results.get(i).filter = null; 7016 } 7017 } 7018 7019 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 7020 return results; 7021 } 7022 7023 @Override 7024 public @NonNull ParceledListSlice<ResolveInfo> queryIntentReceivers(Intent intent, 7025 String resolvedType, int flags, int userId) { 7026 return new ParceledListSlice<>( 7027 queryIntentReceiversInternal(intent, resolvedType, flags, userId)); 7028 } 7029 7030 private @NonNull List<ResolveInfo> queryIntentReceiversInternal(Intent intent, 7031 String resolvedType, int flags, int userId) { 7032 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7033 final int callingUid = Binder.getCallingUid(); 7034 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7035 false /*includeInstantApps*/); 7036 ComponentName comp = intent.getComponent(); 7037 if (comp == null) { 7038 if (intent.getSelector() != null) { 7039 intent = intent.getSelector(); 7040 comp = intent.getComponent(); 7041 } 7042 } 7043 if (comp != null) { 7044 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7045 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 7046 if (ai != null) { 7047 ResolveInfo ri = new ResolveInfo(); 7048 ri.activityInfo = ai; 7049 list.add(ri); 7050 } 7051 return list; 7052 } 7053 7054 // reader 7055 synchronized (mPackages) { 7056 String pkgName = intent.getPackage(); 7057 if (pkgName == null) { 7058 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 7059 } 7060 final PackageParser.Package pkg = mPackages.get(pkgName); 7061 if (pkg != null) { 7062 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 7063 userId); 7064 } 7065 return Collections.emptyList(); 7066 } 7067 } 7068 7069 @Override 7070 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 7071 final int callingUid = Binder.getCallingUid(); 7072 return resolveServiceInternal( 7073 intent, resolvedType, flags, userId, callingUid, false /*includeInstantApps*/); 7074 } 7075 7076 private ResolveInfo resolveServiceInternal(Intent intent, String resolvedType, int flags, 7077 int userId, int callingUid, boolean includeInstantApps) { 7078 if (!sUserManager.exists(userId)) return null; 7079 flags = updateFlagsForResolve(flags, userId, intent, callingUid, includeInstantApps); 7080 List<ResolveInfo> query = queryIntentServicesInternal( 7081 intent, resolvedType, flags, userId, callingUid, includeInstantApps); 7082 if (query != null) { 7083 if (query.size() >= 1) { 7084 // If there is more than one service with the same priority, 7085 // just arbitrarily pick the first one. 7086 return query.get(0); 7087 } 7088 } 7089 return null; 7090 } 7091 7092 @Override 7093 public @NonNull ParceledListSlice<ResolveInfo> queryIntentServices(Intent intent, 7094 String resolvedType, int flags, int userId) { 7095 final int callingUid = Binder.getCallingUid(); 7096 return new ParceledListSlice<>(queryIntentServicesInternal( 7097 intent, resolvedType, flags, userId, callingUid, false /*includeInstantApps*/)); 7098 } 7099 7100 private @NonNull List<ResolveInfo> queryIntentServicesInternal(Intent intent, 7101 String resolvedType, int flags, int userId, int callingUid, 7102 boolean includeInstantApps) { 7103 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7104 final String instantAppPkgName = getInstantAppPackageName(callingUid); 7105 flags = updateFlagsForResolve(flags, userId, intent, callingUid, includeInstantApps); 7106 ComponentName comp = intent.getComponent(); 7107 if (comp == null) { 7108 if (intent.getSelector() != null) { 7109 intent = intent.getSelector(); 7110 comp = intent.getComponent(); 7111 } 7112 } 7113 if (comp != null) { 7114 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7115 final ServiceInfo si = getServiceInfo(comp, flags, userId); 7116 if (si != null) { 7117 // When specifying an explicit component, we prevent the service from being 7118 // used when either 1) the service is in an instant application and the 7119 // caller is not the same instant application or 2) the calling package is 7120 // ephemeral and the activity is not visible to ephemeral applications. 7121 final boolean matchInstantApp = 7122 (flags & PackageManager.MATCH_INSTANT) != 0; 7123 final boolean matchVisibleToInstantAppOnly = 7124 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 7125 final boolean isCallerInstantApp = 7126 instantAppPkgName != null; 7127 final boolean isTargetSameInstantApp = 7128 comp.getPackageName().equals(instantAppPkgName); 7129 final boolean isTargetInstantApp = 7130 (si.applicationInfo.privateFlags 7131 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 7132 final boolean isTargetHiddenFromInstantApp = 7133 (si.flags & ServiceInfo.FLAG_VISIBLE_TO_EPHEMERAL) == 0; 7134 final boolean blockResolution = 7135 !isTargetSameInstantApp 7136 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 7137 || (matchVisibleToInstantAppOnly && isCallerInstantApp 7138 && isTargetHiddenFromInstantApp)); 7139 if (!blockResolution) { 7140 final ResolveInfo ri = new ResolveInfo(); 7141 ri.serviceInfo = si; 7142 list.add(ri); 7143 } 7144 } 7145 return list; 7146 } 7147 7148 // reader 7149 synchronized (mPackages) { 7150 String pkgName = intent.getPackage(); 7151 if (pkgName == null) { 7152 return applyPostServiceResolutionFilter( 7153 mServices.queryIntent(intent, resolvedType, flags, userId), 7154 instantAppPkgName); 7155 } 7156 final PackageParser.Package pkg = mPackages.get(pkgName); 7157 if (pkg != null) { 7158 return applyPostServiceResolutionFilter( 7159 mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 7160 userId), 7161 instantAppPkgName); 7162 } 7163 return Collections.emptyList(); 7164 } 7165 } 7166 7167 private List<ResolveInfo> applyPostServiceResolutionFilter(List<ResolveInfo> resolveInfos, 7168 String instantAppPkgName) { 7169 // TODO: When adding on-demand split support for non-instant apps, remove this check 7170 // and always apply post filtering 7171 if (instantAppPkgName == null) { 7172 return resolveInfos; 7173 } 7174 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 7175 final ResolveInfo info = resolveInfos.get(i); 7176 final boolean isEphemeralApp = info.serviceInfo.applicationInfo.isInstantApp(); 7177 // allow services that are defined in the provided package 7178 if (isEphemeralApp && instantAppPkgName.equals(info.serviceInfo.packageName)) { 7179 if (info.serviceInfo.splitName != null 7180 && !ArrayUtils.contains(info.serviceInfo.applicationInfo.splitNames, 7181 info.serviceInfo.splitName)) { 7182 // requested service is defined in a split that hasn't been installed yet. 7183 // add the installer to the resolve list 7184 if (DEBUG_EPHEMERAL) { 7185 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 7186 } 7187 final ResolveInfo installerInfo = new ResolveInfo(mInstantAppInstallerInfo); 7188 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 7189 info.serviceInfo.packageName, info.serviceInfo.splitName, 7190 info.serviceInfo.applicationInfo.versionCode); 7191 // make sure this resolver is the default 7192 installerInfo.isDefault = true; 7193 installerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 7194 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 7195 // add a non-generic filter 7196 installerInfo.filter = new IntentFilter(); 7197 // load resources from the correct package 7198 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 7199 resolveInfos.set(i, installerInfo); 7200 } 7201 continue; 7202 } 7203 // allow services that have been explicitly exposed to ephemeral apps 7204 if (!isEphemeralApp 7205 && ((info.serviceInfo.flags & ActivityInfo.FLAG_VISIBLE_TO_EPHEMERAL) != 0)) { 7206 continue; 7207 } 7208 resolveInfos.remove(i); 7209 } 7210 return resolveInfos; 7211 } 7212 7213 @Override 7214 public @NonNull ParceledListSlice<ResolveInfo> queryIntentContentProviders(Intent intent, 7215 String resolvedType, int flags, int userId) { 7216 return new ParceledListSlice<>( 7217 queryIntentContentProvidersInternal(intent, resolvedType, flags, userId)); 7218 } 7219 7220 private @NonNull List<ResolveInfo> queryIntentContentProvidersInternal( 7221 Intent intent, String resolvedType, int flags, int userId) { 7222 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7223 final int callingUid = Binder.getCallingUid(); 7224 final String instantAppPkgName = getInstantAppPackageName(callingUid); 7225 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7226 false /*includeInstantApps*/); 7227 ComponentName comp = intent.getComponent(); 7228 if (comp == null) { 7229 if (intent.getSelector() != null) { 7230 intent = intent.getSelector(); 7231 comp = intent.getComponent(); 7232 } 7233 } 7234 if (comp != null) { 7235 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7236 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 7237 if (pi != null) { 7238 // When specifying an explicit component, we prevent the provider from being 7239 // used when either 1) the provider is in an instant application and the 7240 // caller is not the same instant application or 2) the calling package is an 7241 // instant application and the provider is not visible to instant applications. 7242 final boolean matchInstantApp = 7243 (flags & PackageManager.MATCH_INSTANT) != 0; 7244 final boolean matchVisibleToInstantAppOnly = 7245 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 7246 final boolean isCallerInstantApp = 7247 instantAppPkgName != null; 7248 final boolean isTargetSameInstantApp = 7249 comp.getPackageName().equals(instantAppPkgName); 7250 final boolean isTargetInstantApp = 7251 (pi.applicationInfo.privateFlags 7252 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 7253 final boolean isTargetHiddenFromInstantApp = 7254 (pi.flags & ProviderInfo.FLAG_VISIBLE_TO_EPHEMERAL) == 0; 7255 final boolean blockResolution = 7256 !isTargetSameInstantApp 7257 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 7258 || (matchVisibleToInstantAppOnly && isCallerInstantApp 7259 && isTargetHiddenFromInstantApp)); 7260 if (!blockResolution) { 7261 final ResolveInfo ri = new ResolveInfo(); 7262 ri.providerInfo = pi; 7263 list.add(ri); 7264 } 7265 } 7266 return list; 7267 } 7268 7269 // reader 7270 synchronized (mPackages) { 7271 String pkgName = intent.getPackage(); 7272 if (pkgName == null) { 7273 return applyPostContentProviderResolutionFilter( 7274 mProviders.queryIntent(intent, resolvedType, flags, userId), 7275 instantAppPkgName); 7276 } 7277 final PackageParser.Package pkg = mPackages.get(pkgName); 7278 if (pkg != null) { 7279 return applyPostContentProviderResolutionFilter( 7280 mProviders.queryIntentForPackage( 7281 intent, resolvedType, flags, pkg.providers, userId), 7282 instantAppPkgName); 7283 } 7284 return Collections.emptyList(); 7285 } 7286 } 7287 7288 private List<ResolveInfo> applyPostContentProviderResolutionFilter( 7289 List<ResolveInfo> resolveInfos, String instantAppPkgName) { 7290 // TODO: When adding on-demand split support for non-instant applications, remove 7291 // this check and always apply post filtering 7292 if (instantAppPkgName == null) { 7293 return resolveInfos; 7294 } 7295 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 7296 final ResolveInfo info = resolveInfos.get(i); 7297 final boolean isEphemeralApp = info.providerInfo.applicationInfo.isInstantApp(); 7298 // allow providers that are defined in the provided package 7299 if (isEphemeralApp && instantAppPkgName.equals(info.providerInfo.packageName)) { 7300 if (info.providerInfo.splitName != null 7301 && !ArrayUtils.contains(info.providerInfo.applicationInfo.splitNames, 7302 info.providerInfo.splitName)) { 7303 // requested provider is defined in a split that hasn't been installed yet. 7304 // add the installer to the resolve list 7305 if (DEBUG_EPHEMERAL) { 7306 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 7307 } 7308 final ResolveInfo installerInfo = new ResolveInfo(mInstantAppInstallerInfo); 7309 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 7310 info.providerInfo.packageName, info.providerInfo.splitName, 7311 info.providerInfo.applicationInfo.versionCode); 7312 // make sure this resolver is the default 7313 installerInfo.isDefault = true; 7314 installerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 7315 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 7316 // add a non-generic filter 7317 installerInfo.filter = new IntentFilter(); 7318 // load resources from the correct package 7319 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 7320 resolveInfos.set(i, installerInfo); 7321 } 7322 continue; 7323 } 7324 // allow providers that have been explicitly exposed to instant applications 7325 if (!isEphemeralApp 7326 && ((info.providerInfo.flags & ActivityInfo.FLAG_VISIBLE_TO_EPHEMERAL) != 0)) { 7327 continue; 7328 } 7329 resolveInfos.remove(i); 7330 } 7331 return resolveInfos; 7332 } 7333 7334 @Override 7335 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 7336 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7337 flags = updateFlagsForPackage(flags, userId, null); 7338 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7339 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7340 true /* requireFullPermission */, false /* checkShell */, 7341 "get installed packages"); 7342 7343 // writer 7344 synchronized (mPackages) { 7345 ArrayList<PackageInfo> list; 7346 if (listUninstalled) { 7347 list = new ArrayList<>(mSettings.mPackages.size()); 7348 for (PackageSetting ps : mSettings.mPackages.values()) { 7349 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 7350 continue; 7351 } 7352 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 7353 if (pi != null) { 7354 list.add(pi); 7355 } 7356 } 7357 } else { 7358 list = new ArrayList<>(mPackages.size()); 7359 for (PackageParser.Package p : mPackages.values()) { 7360 if (filterSharedLibPackageLPr((PackageSetting) p.mExtras, 7361 Binder.getCallingUid(), userId)) { 7362 continue; 7363 } 7364 final PackageInfo pi = generatePackageInfo((PackageSetting) 7365 p.mExtras, flags, userId); 7366 if (pi != null) { 7367 list.add(pi); 7368 } 7369 } 7370 } 7371 7372 return new ParceledListSlice<>(list); 7373 } 7374 } 7375 7376 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 7377 String[] permissions, boolean[] tmp, int flags, int userId) { 7378 int numMatch = 0; 7379 final PermissionsState permissionsState = ps.getPermissionsState(); 7380 for (int i=0; i<permissions.length; i++) { 7381 final String permission = permissions[i]; 7382 if (permissionsState.hasPermission(permission, userId)) { 7383 tmp[i] = true; 7384 numMatch++; 7385 } else { 7386 tmp[i] = false; 7387 } 7388 } 7389 if (numMatch == 0) { 7390 return; 7391 } 7392 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 7393 7394 // The above might return null in cases of uninstalled apps or install-state 7395 // skew across users/profiles. 7396 if (pi != null) { 7397 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 7398 if (numMatch == permissions.length) { 7399 pi.requestedPermissions = permissions; 7400 } else { 7401 pi.requestedPermissions = new String[numMatch]; 7402 numMatch = 0; 7403 for (int i=0; i<permissions.length; i++) { 7404 if (tmp[i]) { 7405 pi.requestedPermissions[numMatch] = permissions[i]; 7406 numMatch++; 7407 } 7408 } 7409 } 7410 } 7411 list.add(pi); 7412 } 7413 } 7414 7415 @Override 7416 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 7417 String[] permissions, int flags, int userId) { 7418 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7419 flags = updateFlagsForPackage(flags, userId, permissions); 7420 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7421 true /* requireFullPermission */, false /* checkShell */, 7422 "get packages holding permissions"); 7423 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7424 7425 // writer 7426 synchronized (mPackages) { 7427 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 7428 boolean[] tmpBools = new boolean[permissions.length]; 7429 if (listUninstalled) { 7430 for (PackageSetting ps : mSettings.mPackages.values()) { 7431 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 7432 userId); 7433 } 7434 } else { 7435 for (PackageParser.Package pkg : mPackages.values()) { 7436 PackageSetting ps = (PackageSetting)pkg.mExtras; 7437 if (ps != null) { 7438 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 7439 userId); 7440 } 7441 } 7442 } 7443 7444 return new ParceledListSlice<PackageInfo>(list); 7445 } 7446 } 7447 7448 @Override 7449 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 7450 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7451 flags = updateFlagsForApplication(flags, userId, null); 7452 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7453 7454 // writer 7455 synchronized (mPackages) { 7456 ArrayList<ApplicationInfo> list; 7457 if (listUninstalled) { 7458 list = new ArrayList<>(mSettings.mPackages.size()); 7459 for (PackageSetting ps : mSettings.mPackages.values()) { 7460 ApplicationInfo ai; 7461 int effectiveFlags = flags; 7462 if (ps.isSystem()) { 7463 effectiveFlags |= PackageManager.MATCH_ANY_USER; 7464 } 7465 if (ps.pkg != null) { 7466 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 7467 continue; 7468 } 7469 ai = PackageParser.generateApplicationInfo(ps.pkg, effectiveFlags, 7470 ps.readUserState(userId), userId); 7471 if (ai != null) { 7472 rebaseEnabledOverlays(ai, userId); 7473 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 7474 } 7475 } else { 7476 // Shared lib filtering done in generateApplicationInfoFromSettingsLPw 7477 // and already converts to externally visible package name 7478 ai = generateApplicationInfoFromSettingsLPw(ps.name, 7479 Binder.getCallingUid(), effectiveFlags, userId); 7480 } 7481 if (ai != null) { 7482 list.add(ai); 7483 } 7484 } 7485 } else { 7486 list = new ArrayList<>(mPackages.size()); 7487 for (PackageParser.Package p : mPackages.values()) { 7488 if (p.mExtras != null) { 7489 PackageSetting ps = (PackageSetting) p.mExtras; 7490 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 7491 continue; 7492 } 7493 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 7494 ps.readUserState(userId), userId); 7495 if (ai != null) { 7496 rebaseEnabledOverlays(ai, userId); 7497 ai.packageName = resolveExternalPackageNameLPr(p); 7498 list.add(ai); 7499 } 7500 } 7501 } 7502 } 7503 7504 return new ParceledListSlice<>(list); 7505 } 7506 } 7507 7508 @Override 7509 public ParceledListSlice<InstantAppInfo> getInstantApps(int userId) { 7510 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7511 return null; 7512 } 7513 7514 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 7515 "getEphemeralApplications"); 7516 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7517 true /* requireFullPermission */, false /* checkShell */, 7518 "getEphemeralApplications"); 7519 synchronized (mPackages) { 7520 List<InstantAppInfo> instantApps = mInstantAppRegistry 7521 .getInstantAppsLPr(userId); 7522 if (instantApps != null) { 7523 return new ParceledListSlice<>(instantApps); 7524 } 7525 } 7526 return null; 7527 } 7528 7529 @Override 7530 public boolean isInstantApp(String packageName, int userId) { 7531 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7532 true /* requireFullPermission */, false /* checkShell */, 7533 "isInstantApp"); 7534 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7535 return false; 7536 } 7537 int uid = Binder.getCallingUid(); 7538 if (Process.isIsolated(uid)) { 7539 uid = mIsolatedOwners.get(uid); 7540 } 7541 7542 synchronized (mPackages) { 7543 final PackageSetting ps = mSettings.mPackages.get(packageName); 7544 PackageParser.Package pkg = mPackages.get(packageName); 7545 final boolean returnAllowed = 7546 ps != null 7547 && (isCallerSameApp(packageName, uid) 7548 || mContext.checkCallingOrSelfPermission( 7549 android.Manifest.permission.ACCESS_INSTANT_APPS) 7550 == PERMISSION_GRANTED 7551 || mInstantAppRegistry.isInstantAccessGranted( 7552 userId, UserHandle.getAppId(uid), ps.appId)); 7553 if (returnAllowed) { 7554 return ps.getInstantApp(userId); 7555 } 7556 } 7557 return false; 7558 } 7559 7560 @Override 7561 public byte[] getInstantAppCookie(String packageName, int userId) { 7562 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7563 return null; 7564 } 7565 7566 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7567 true /* requireFullPermission */, false /* checkShell */, 7568 "getInstantAppCookie"); 7569 if (!isCallerSameApp(packageName, Binder.getCallingUid())) { 7570 return null; 7571 } 7572 synchronized (mPackages) { 7573 return mInstantAppRegistry.getInstantAppCookieLPw( 7574 packageName, userId); 7575 } 7576 } 7577 7578 @Override 7579 public boolean setInstantAppCookie(String packageName, byte[] cookie, int userId) { 7580 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7581 return true; 7582 } 7583 7584 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7585 true /* requireFullPermission */, true /* checkShell */, 7586 "setInstantAppCookie"); 7587 if (!isCallerSameApp(packageName, Binder.getCallingUid())) { 7588 return false; 7589 } 7590 synchronized (mPackages) { 7591 return mInstantAppRegistry.setInstantAppCookieLPw( 7592 packageName, cookie, userId); 7593 } 7594 } 7595 7596 @Override 7597 public Bitmap getInstantAppIcon(String packageName, int userId) { 7598 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7599 return null; 7600 } 7601 7602 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 7603 "getInstantAppIcon"); 7604 7605 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7606 true /* requireFullPermission */, false /* checkShell */, 7607 "getInstantAppIcon"); 7608 7609 synchronized (mPackages) { 7610 return mInstantAppRegistry.getInstantAppIconLPw( 7611 packageName, userId); 7612 } 7613 } 7614 7615 private boolean isCallerSameApp(String packageName, int uid) { 7616 PackageParser.Package pkg = mPackages.get(packageName); 7617 return pkg != null 7618 && UserHandle.getAppId(uid) == pkg.applicationInfo.uid; 7619 } 7620 7621 @Override 7622 public @NonNull ParceledListSlice<ApplicationInfo> getPersistentApplications(int flags) { 7623 return new ParceledListSlice<>(getPersistentApplicationsInternal(flags)); 7624 } 7625 7626 private @NonNull List<ApplicationInfo> getPersistentApplicationsInternal(int flags) { 7627 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 7628 7629 // reader 7630 synchronized (mPackages) { 7631 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 7632 final int userId = UserHandle.getCallingUserId(); 7633 while (i.hasNext()) { 7634 final PackageParser.Package p = i.next(); 7635 if (p.applicationInfo == null) continue; 7636 7637 final boolean matchesUnaware = ((flags & MATCH_DIRECT_BOOT_UNAWARE) != 0) 7638 && !p.applicationInfo.isDirectBootAware(); 7639 final boolean matchesAware = ((flags & MATCH_DIRECT_BOOT_AWARE) != 0) 7640 && p.applicationInfo.isDirectBootAware(); 7641 7642 if ((p.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0 7643 && (!mSafeMode || isSystemApp(p)) 7644 && (matchesUnaware || matchesAware)) { 7645 PackageSetting ps = mSettings.mPackages.get(p.packageName); 7646 if (ps != null) { 7647 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 7648 ps.readUserState(userId), userId); 7649 if (ai != null) { 7650 rebaseEnabledOverlays(ai, userId); 7651 finalList.add(ai); 7652 } 7653 } 7654 } 7655 } 7656 } 7657 7658 return finalList; 7659 } 7660 7661 @Override 7662 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 7663 if (!sUserManager.exists(userId)) return null; 7664 flags = updateFlagsForComponent(flags, userId, name); 7665 final String instantAppPkgName = getInstantAppPackageName(Binder.getCallingUid()); 7666 // reader 7667 synchronized (mPackages) { 7668 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 7669 PackageSetting ps = provider != null 7670 ? mSettings.mPackages.get(provider.owner.packageName) 7671 : null; 7672 if (ps != null) { 7673 final boolean isInstantApp = ps.getInstantApp(userId); 7674 // normal application; filter out instant application provider 7675 if (instantAppPkgName == null && isInstantApp) { 7676 return null; 7677 } 7678 // instant application; filter out other instant applications 7679 if (instantAppPkgName != null 7680 && isInstantApp 7681 && !provider.owner.packageName.equals(instantAppPkgName)) { 7682 return null; 7683 } 7684 // instant application; filter out non-exposed provider 7685 if (instantAppPkgName != null 7686 && !isInstantApp 7687 && (provider.info.flags & ProviderInfo.FLAG_VISIBLE_TO_EPHEMERAL) == 0) { 7688 return null; 7689 } 7690 // provider not enabled 7691 if (!mSettings.isEnabledAndMatchLPr(provider.info, flags, userId)) { 7692 return null; 7693 } 7694 return PackageParser.generateProviderInfo( 7695 provider, flags, ps.readUserState(userId), userId); 7696 } 7697 return null; 7698 } 7699 } 7700 7701 /** 7702 * @deprecated 7703 */ 7704 @Deprecated 7705 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 7706 // reader 7707 synchronized (mPackages) { 7708 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 7709 .entrySet().iterator(); 7710 final int userId = UserHandle.getCallingUserId(); 7711 while (i.hasNext()) { 7712 Map.Entry<String, PackageParser.Provider> entry = i.next(); 7713 PackageParser.Provider p = entry.getValue(); 7714 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 7715 7716 if (ps != null && p.syncable 7717 && (!mSafeMode || (p.info.applicationInfo.flags 7718 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 7719 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 7720 ps.readUserState(userId), userId); 7721 if (info != null) { 7722 outNames.add(entry.getKey()); 7723 outInfo.add(info); 7724 } 7725 } 7726 } 7727 } 7728 } 7729 7730 @Override 7731 public @NonNull ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 7732 int uid, int flags, String metaDataKey) { 7733 final int userId = processName != null ? UserHandle.getUserId(uid) 7734 : UserHandle.getCallingUserId(); 7735 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7736 flags = updateFlagsForComponent(flags, userId, processName); 7737 7738 ArrayList<ProviderInfo> finalList = null; 7739 // reader 7740 synchronized (mPackages) { 7741 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 7742 while (i.hasNext()) { 7743 final PackageParser.Provider p = i.next(); 7744 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 7745 if (ps != null && p.info.authority != null 7746 && (processName == null 7747 || (p.info.processName.equals(processName) 7748 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 7749 && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 7750 7751 // See PM.queryContentProviders()'s javadoc for why we have the metaData 7752 // parameter. 7753 if (metaDataKey != null 7754 && (p.metaData == null || !p.metaData.containsKey(metaDataKey))) { 7755 continue; 7756 } 7757 7758 if (finalList == null) { 7759 finalList = new ArrayList<ProviderInfo>(3); 7760 } 7761 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 7762 ps.readUserState(userId), userId); 7763 if (info != null) { 7764 finalList.add(info); 7765 } 7766 } 7767 } 7768 } 7769 7770 if (finalList != null) { 7771 Collections.sort(finalList, mProviderInitOrderSorter); 7772 return new ParceledListSlice<ProviderInfo>(finalList); 7773 } 7774 7775 return ParceledListSlice.emptyList(); 7776 } 7777 7778 @Override 7779 public InstrumentationInfo getInstrumentationInfo(ComponentName name, int flags) { 7780 // reader 7781 synchronized (mPackages) { 7782 final PackageParser.Instrumentation i = mInstrumentation.get(name); 7783 return PackageParser.generateInstrumentationInfo(i, flags); 7784 } 7785 } 7786 7787 @Override 7788 public @NonNull ParceledListSlice<InstrumentationInfo> queryInstrumentation( 7789 String targetPackage, int flags) { 7790 return new ParceledListSlice<>(queryInstrumentationInternal(targetPackage, flags)); 7791 } 7792 7793 private @NonNull List<InstrumentationInfo> queryInstrumentationInternal(String targetPackage, 7794 int flags) { 7795 ArrayList<InstrumentationInfo> finalList = new ArrayList<InstrumentationInfo>(); 7796 7797 // reader 7798 synchronized (mPackages) { 7799 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 7800 while (i.hasNext()) { 7801 final PackageParser.Instrumentation p = i.next(); 7802 if (targetPackage == null 7803 || targetPackage.equals(p.info.targetPackage)) { 7804 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 7805 flags); 7806 if (ii != null) { 7807 finalList.add(ii); 7808 } 7809 } 7810 } 7811 } 7812 7813 return finalList; 7814 } 7815 7816 private void scanDirTracedLI(File dir, final int parseFlags, int scanFlags, long currentTime) { 7817 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir [" + dir.getAbsolutePath() + "]"); 7818 try { 7819 scanDirLI(dir, parseFlags, scanFlags, currentTime); 7820 } finally { 7821 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7822 } 7823 } 7824 7825 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 7826 final File[] files = dir.listFiles(); 7827 if (ArrayUtils.isEmpty(files)) { 7828 Log.d(TAG, "No files in app dir " + dir); 7829 return; 7830 } 7831 7832 if (DEBUG_PACKAGE_SCANNING) { 7833 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 7834 + " flags=0x" + Integer.toHexString(parseFlags)); 7835 } 7836 ParallelPackageParser parallelPackageParser = new ParallelPackageParser( 7837 mSeparateProcesses, mOnlyCore, mMetrics, mCacheDir, mPackageParserCallback); 7838 7839 // Submit files for parsing in parallel 7840 int fileCount = 0; 7841 for (File file : files) { 7842 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 7843 && !PackageInstallerService.isStageName(file.getName()); 7844 if (!isPackage) { 7845 // Ignore entries which are not packages 7846 continue; 7847 } 7848 parallelPackageParser.submit(file, parseFlags); 7849 fileCount++; 7850 } 7851 7852 // Process results one by one 7853 for (; fileCount > 0; fileCount--) { 7854 ParallelPackageParser.ParseResult parseResult = parallelPackageParser.take(); 7855 Throwable throwable = parseResult.throwable; 7856 int errorCode = PackageManager.INSTALL_SUCCEEDED; 7857 7858 if (throwable == null) { 7859 // Static shared libraries have synthetic package names 7860 if (parseResult.pkg.applicationInfo.isStaticSharedLibrary()) { 7861 renameStaticSharedLibraryPackage(parseResult.pkg); 7862 } 7863 try { 7864 if (errorCode == PackageManager.INSTALL_SUCCEEDED) { 7865 scanPackageLI(parseResult.pkg, parseResult.scanFile, parseFlags, scanFlags, 7866 currentTime, null); 7867 } 7868 } catch (PackageManagerException e) { 7869 errorCode = e.error; 7870 Slog.w(TAG, "Failed to scan " + parseResult.scanFile + ": " + e.getMessage()); 7871 } 7872 } else if (throwable instanceof PackageParser.PackageParserException) { 7873 PackageParser.PackageParserException e = (PackageParser.PackageParserException) 7874 throwable; 7875 errorCode = e.error; 7876 Slog.w(TAG, "Failed to parse " + parseResult.scanFile + ": " + e.getMessage()); 7877 } else { 7878 throw new IllegalStateException("Unexpected exception occurred while parsing " 7879 + parseResult.scanFile, throwable); 7880 } 7881 7882 // Delete invalid userdata apps 7883 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 7884 errorCode == PackageManager.INSTALL_FAILED_INVALID_APK) { 7885 logCriticalInfo(Log.WARN, 7886 "Deleting invalid package at " + parseResult.scanFile); 7887 removeCodePathLI(parseResult.scanFile); 7888 } 7889 } 7890 parallelPackageParser.close(); 7891 } 7892 7893 private static File getSettingsProblemFile() { 7894 File dataDir = Environment.getDataDirectory(); 7895 File systemDir = new File(dataDir, "system"); 7896 File fname = new File(systemDir, "uiderrors.txt"); 7897 return fname; 7898 } 7899 7900 static void reportSettingsProblem(int priority, String msg) { 7901 logCriticalInfo(priority, msg); 7902 } 7903 7904 public static void logCriticalInfo(int priority, String msg) { 7905 Slog.println(priority, TAG, msg); 7906 EventLogTags.writePmCriticalInfo(msg); 7907 try { 7908 File fname = getSettingsProblemFile(); 7909 FileOutputStream out = new FileOutputStream(fname, true); 7910 PrintWriter pw = new FastPrintWriter(out); 7911 SimpleDateFormat formatter = new SimpleDateFormat(); 7912 String dateString = formatter.format(new Date(System.currentTimeMillis())); 7913 pw.println(dateString + ": " + msg); 7914 pw.close(); 7915 FileUtils.setPermissions( 7916 fname.toString(), 7917 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 7918 -1, -1); 7919 } catch (java.io.IOException e) { 7920 } 7921 } 7922 7923 private long getLastModifiedTime(PackageParser.Package pkg, File srcFile) { 7924 if (srcFile.isDirectory()) { 7925 final File baseFile = new File(pkg.baseCodePath); 7926 long maxModifiedTime = baseFile.lastModified(); 7927 if (pkg.splitCodePaths != null) { 7928 for (int i = pkg.splitCodePaths.length - 1; i >=0; --i) { 7929 final File splitFile = new File(pkg.splitCodePaths[i]); 7930 maxModifiedTime = Math.max(maxModifiedTime, splitFile.lastModified()); 7931 } 7932 } 7933 return maxModifiedTime; 7934 } 7935 return srcFile.lastModified(); 7936 } 7937 7938 private void collectCertificatesLI(PackageSetting ps, PackageParser.Package pkg, File srcFile, 7939 final int policyFlags) throws PackageManagerException { 7940 // When upgrading from pre-N MR1, verify the package time stamp using the package 7941 // directory and not the APK file. 7942 final long lastModifiedTime = mIsPreNMR1Upgrade 7943 ? new File(pkg.codePath).lastModified() : getLastModifiedTime(pkg, srcFile); 7944 if (ps != null 7945 && ps.codePath.equals(srcFile) 7946 && ps.timeStamp == lastModifiedTime 7947 && !isCompatSignatureUpdateNeeded(pkg) 7948 && !isRecoverSignatureUpdateNeeded(pkg)) { 7949 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 7950 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7951 ArraySet<PublicKey> signingKs; 7952 synchronized (mPackages) { 7953 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 7954 } 7955 if (ps.signatures.mSignatures != null 7956 && ps.signatures.mSignatures.length != 0 7957 && signingKs != null) { 7958 // Optimization: reuse the existing cached certificates 7959 // if the package appears to be unchanged. 7960 pkg.mSignatures = ps.signatures.mSignatures; 7961 pkg.mSigningKeys = signingKs; 7962 return; 7963 } 7964 7965 Slog.w(TAG, "PackageSetting for " + ps.name 7966 + " is missing signatures. Collecting certs again to recover them."); 7967 } else { 7968 Slog.i(TAG, srcFile.toString() + " changed; collecting certs"); 7969 } 7970 7971 try { 7972 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 7973 PackageParser.collectCertificates(pkg, policyFlags); 7974 } catch (PackageParserException e) { 7975 throw PackageManagerException.from(e); 7976 } finally { 7977 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7978 } 7979 } 7980 7981 /** 7982 * Traces a package scan. 7983 * @see #scanPackageLI(File, int, int, long, UserHandle) 7984 */ 7985 private PackageParser.Package scanPackageTracedLI(File scanFile, final int parseFlags, 7986 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 7987 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage [" + scanFile.toString() + "]"); 7988 try { 7989 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 7990 } finally { 7991 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7992 } 7993 } 7994 7995 /** 7996 * Scans a package and returns the newly parsed package. 7997 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 7998 */ 7999 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 8000 long currentTime, UserHandle user) throws PackageManagerException { 8001 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 8002 PackageParser pp = new PackageParser(); 8003 pp.setSeparateProcesses(mSeparateProcesses); 8004 pp.setOnlyCoreApps(mOnlyCore); 8005 pp.setDisplayMetrics(mMetrics); 8006 pp.setCallback(mPackageParserCallback); 8007 8008 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 8009 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 8010 } 8011 8012 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 8013 final PackageParser.Package pkg; 8014 try { 8015 pkg = pp.parsePackage(scanFile, parseFlags); 8016 } catch (PackageParserException e) { 8017 throw PackageManagerException.from(e); 8018 } finally { 8019 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8020 } 8021 8022 // Static shared libraries have synthetic package names 8023 if (pkg.applicationInfo.isStaticSharedLibrary()) { 8024 renameStaticSharedLibraryPackage(pkg); 8025 } 8026 8027 return scanPackageLI(pkg, scanFile, parseFlags, scanFlags, currentTime, user); 8028 } 8029 8030 /** 8031 * Scans a package and returns the newly parsed package. 8032 * @throws PackageManagerException on a parse error. 8033 */ 8034 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, File scanFile, 8035 final int policyFlags, int scanFlags, long currentTime, @Nullable UserHandle user) 8036 throws PackageManagerException { 8037 // If the package has children and this is the first dive in the function 8038 // we scan the package with the SCAN_CHECK_ONLY flag set to see whether all 8039 // packages (parent and children) would be successfully scanned before the 8040 // actual scan since scanning mutates internal state and we want to atomically 8041 // install the package and its children. 8042 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 8043 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 8044 scanFlags |= SCAN_CHECK_ONLY; 8045 } 8046 } else { 8047 scanFlags &= ~SCAN_CHECK_ONLY; 8048 } 8049 8050 // Scan the parent 8051 PackageParser.Package scannedPkg = scanPackageInternalLI(pkg, scanFile, policyFlags, 8052 scanFlags, currentTime, user); 8053 8054 // Scan the children 8055 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8056 for (int i = 0; i < childCount; i++) { 8057 PackageParser.Package childPackage = pkg.childPackages.get(i); 8058 scanPackageInternalLI(childPackage, scanFile, policyFlags, scanFlags, 8059 currentTime, user); 8060 } 8061 8062 8063 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 8064 return scanPackageLI(pkg, scanFile, policyFlags, scanFlags, currentTime, user); 8065 } 8066 8067 return scannedPkg; 8068 } 8069 8070 /** 8071 * Scans a package and returns the newly parsed package. 8072 * @throws PackageManagerException on a parse error. 8073 */ 8074 private PackageParser.Package scanPackageInternalLI(PackageParser.Package pkg, File scanFile, 8075 int policyFlags, int scanFlags, long currentTime, @Nullable UserHandle user) 8076 throws PackageManagerException { 8077 PackageSetting ps = null; 8078 PackageSetting updatedPkg; 8079 // reader 8080 synchronized (mPackages) { 8081 // Look to see if we already know about this package. 8082 String oldName = mSettings.getRenamedPackageLPr(pkg.packageName); 8083 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 8084 // This package has been renamed to its original name. Let's 8085 // use that. 8086 ps = mSettings.getPackageLPr(oldName); 8087 } 8088 // If there was no original package, see one for the real package name. 8089 if (ps == null) { 8090 ps = mSettings.getPackageLPr(pkg.packageName); 8091 } 8092 // Check to see if this package could be hiding/updating a system 8093 // package. Must look for it either under the original or real 8094 // package name depending on our state. 8095 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 8096 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 8097 8098 // If this is a package we don't know about on the system partition, we 8099 // may need to remove disabled child packages on the system partition 8100 // or may need to not add child packages if the parent apk is updated 8101 // on the data partition and no longer defines this child package. 8102 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 8103 // If this is a parent package for an updated system app and this system 8104 // app got an OTA update which no longer defines some of the child packages 8105 // we have to prune them from the disabled system packages. 8106 PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(pkg.packageName); 8107 if (disabledPs != null) { 8108 final int scannedChildCount = (pkg.childPackages != null) 8109 ? pkg.childPackages.size() : 0; 8110 final int disabledChildCount = disabledPs.childPackageNames != null 8111 ? disabledPs.childPackageNames.size() : 0; 8112 for (int i = 0; i < disabledChildCount; i++) { 8113 String disabledChildPackageName = disabledPs.childPackageNames.get(i); 8114 boolean disabledPackageAvailable = false; 8115 for (int j = 0; j < scannedChildCount; j++) { 8116 PackageParser.Package childPkg = pkg.childPackages.get(j); 8117 if (childPkg.packageName.equals(disabledChildPackageName)) { 8118 disabledPackageAvailable = true; 8119 break; 8120 } 8121 } 8122 if (!disabledPackageAvailable) { 8123 mSettings.removeDisabledSystemPackageLPw(disabledChildPackageName); 8124 } 8125 } 8126 } 8127 } 8128 } 8129 8130 boolean updatedPkgBetter = false; 8131 // First check if this is a system package that may involve an update 8132 if (updatedPkg != null && (policyFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 8133 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 8134 // it needs to drop FLAG_PRIVILEGED. 8135 if (locationIsPrivileged(scanFile)) { 8136 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 8137 } else { 8138 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 8139 } 8140 8141 if (ps != null && !ps.codePath.equals(scanFile)) { 8142 // The path has changed from what was last scanned... check the 8143 // version of the new path against what we have stored to determine 8144 // what to do. 8145 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 8146 if (pkg.mVersionCode <= ps.versionCode) { 8147 // The system package has been updated and the code path does not match 8148 // Ignore entry. Skip it. 8149 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 8150 + " ignored: updated version " + ps.versionCode 8151 + " better than this " + pkg.mVersionCode); 8152 if (!updatedPkg.codePath.equals(scanFile)) { 8153 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg " 8154 + ps.name + " changing from " + updatedPkg.codePathString 8155 + " to " + scanFile); 8156 updatedPkg.codePath = scanFile; 8157 updatedPkg.codePathString = scanFile.toString(); 8158 updatedPkg.resourcePath = scanFile; 8159 updatedPkg.resourcePathString = scanFile.toString(); 8160 } 8161 updatedPkg.pkg = pkg; 8162 updatedPkg.versionCode = pkg.mVersionCode; 8163 8164 // Update the disabled system child packages to point to the package too. 8165 final int childCount = updatedPkg.childPackageNames != null 8166 ? updatedPkg.childPackageNames.size() : 0; 8167 for (int i = 0; i < childCount; i++) { 8168 String childPackageName = updatedPkg.childPackageNames.get(i); 8169 PackageSetting updatedChildPkg = mSettings.getDisabledSystemPkgLPr( 8170 childPackageName); 8171 if (updatedChildPkg != null) { 8172 updatedChildPkg.pkg = pkg; 8173 updatedChildPkg.versionCode = pkg.mVersionCode; 8174 } 8175 } 8176 8177 throw new PackageManagerException(Log.WARN, "Package " + ps.name + " at " 8178 + scanFile + " ignored: updated version " + ps.versionCode 8179 + " better than this " + pkg.mVersionCode); 8180 } else { 8181 // The current app on the system partition is better than 8182 // what we have updated to on the data partition; switch 8183 // back to the system partition version. 8184 // At this point, its safely assumed that package installation for 8185 // apps in system partition will go through. If not there won't be a working 8186 // version of the app 8187 // writer 8188 synchronized (mPackages) { 8189 // Just remove the loaded entries from package lists. 8190 mPackages.remove(ps.name); 8191 } 8192 8193 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 8194 + " reverting from " + ps.codePathString 8195 + ": new version " + pkg.mVersionCode 8196 + " better than installed " + ps.versionCode); 8197 8198 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 8199 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 8200 synchronized (mInstallLock) { 8201 args.cleanUpResourcesLI(); 8202 } 8203 synchronized (mPackages) { 8204 mSettings.enableSystemPackageLPw(ps.name); 8205 } 8206 updatedPkgBetter = true; 8207 } 8208 } 8209 } 8210 8211 if (updatedPkg != null) { 8212 // An updated system app will not have the PARSE_IS_SYSTEM flag set 8213 // initially 8214 policyFlags |= PackageParser.PARSE_IS_SYSTEM; 8215 8216 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 8217 // flag set initially 8218 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 8219 policyFlags |= PackageParser.PARSE_IS_PRIVILEGED; 8220 } 8221 } 8222 8223 // Verify certificates against what was last scanned 8224 collectCertificatesLI(ps, pkg, scanFile, policyFlags); 8225 8226 /* 8227 * A new system app appeared, but we already had a non-system one of the 8228 * same name installed earlier. 8229 */ 8230 boolean shouldHideSystemApp = false; 8231 if (updatedPkg == null && ps != null 8232 && (policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 8233 /* 8234 * Check to make sure the signatures match first. If they don't, 8235 * wipe the installed application and its data. 8236 */ 8237 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 8238 != PackageManager.SIGNATURE_MATCH) { 8239 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 8240 + " signatures don't match existing userdata copy; removing"); 8241 try (PackageFreezer freezer = freezePackage(pkg.packageName, 8242 "scanPackageInternalLI")) { 8243 deletePackageLIF(pkg.packageName, null, true, null, 0, null, false, null); 8244 } 8245 ps = null; 8246 } else { 8247 /* 8248 * If the newly-added system app is an older version than the 8249 * already installed version, hide it. It will be scanned later 8250 * and re-added like an update. 8251 */ 8252 if (pkg.mVersionCode <= ps.versionCode) { 8253 shouldHideSystemApp = true; 8254 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 8255 + " but new version " + pkg.mVersionCode + " better than installed " 8256 + ps.versionCode + "; hiding system"); 8257 } else { 8258 /* 8259 * The newly found system app is a newer version that the 8260 * one previously installed. Simply remove the 8261 * already-installed application and replace it with our own 8262 * while keeping the application data. 8263 */ 8264 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 8265 + " reverting from " + ps.codePathString + ": new version " 8266 + pkg.mVersionCode + " better than installed " + ps.versionCode); 8267 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 8268 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 8269 synchronized (mInstallLock) { 8270 args.cleanUpResourcesLI(); 8271 } 8272 } 8273 } 8274 } 8275 8276 // The apk is forward locked (not public) if its code and resources 8277 // are kept in different files. (except for app in either system or 8278 // vendor path). 8279 // TODO grab this value from PackageSettings 8280 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 8281 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 8282 policyFlags |= PackageParser.PARSE_FORWARD_LOCK; 8283 } 8284 } 8285 8286 // TODO: extend to support forward-locked splits 8287 String resourcePath = null; 8288 String baseResourcePath = null; 8289 if ((policyFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 8290 if (ps != null && ps.resourcePathString != null) { 8291 resourcePath = ps.resourcePathString; 8292 baseResourcePath = ps.resourcePathString; 8293 } else { 8294 // Should not happen at all. Just log an error. 8295 Slog.e(TAG, "Resource path not set for package " + pkg.packageName); 8296 } 8297 } else { 8298 resourcePath = pkg.codePath; 8299 baseResourcePath = pkg.baseCodePath; 8300 } 8301 8302 // Set application objects path explicitly. 8303 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 8304 pkg.setApplicationInfoCodePath(pkg.codePath); 8305 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 8306 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 8307 pkg.setApplicationInfoResourcePath(resourcePath); 8308 pkg.setApplicationInfoBaseResourcePath(baseResourcePath); 8309 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 8310 8311 final int userId = ((user == null) ? 0 : user.getIdentifier()); 8312 if (ps != null && ps.getInstantApp(userId)) { 8313 scanFlags |= SCAN_AS_INSTANT_APP; 8314 } 8315 8316 // Note that we invoke the following method only if we are about to unpack an application 8317 PackageParser.Package scannedPkg = scanPackageLI(pkg, policyFlags, scanFlags 8318 | SCAN_UPDATE_SIGNATURE, currentTime, user); 8319 8320 /* 8321 * If the system app should be overridden by a previously installed 8322 * data, hide the system app now and let the /data/app scan pick it up 8323 * again. 8324 */ 8325 if (shouldHideSystemApp) { 8326 synchronized (mPackages) { 8327 mSettings.disableSystemPackageLPw(pkg.packageName, true); 8328 } 8329 } 8330 8331 return scannedPkg; 8332 } 8333 8334 private void renameStaticSharedLibraryPackage(PackageParser.Package pkg) { 8335 // Derive the new package synthetic package name 8336 pkg.setPackageName(pkg.packageName + STATIC_SHARED_LIB_DELIMITER 8337 + pkg.staticSharedLibVersion); 8338 } 8339 8340 private static String fixProcessName(String defProcessName, 8341 String processName) { 8342 if (processName == null) { 8343 return defProcessName; 8344 } 8345 return processName; 8346 } 8347 8348 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 8349 throws PackageManagerException { 8350 if (pkgSetting.signatures.mSignatures != null) { 8351 // Already existing package. Make sure signatures match 8352 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 8353 == PackageManager.SIGNATURE_MATCH; 8354 if (!match) { 8355 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 8356 == PackageManager.SIGNATURE_MATCH; 8357 } 8358 if (!match) { 8359 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 8360 == PackageManager.SIGNATURE_MATCH; 8361 } 8362 if (!match) { 8363 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 8364 + pkg.packageName + " signatures do not match the " 8365 + "previously installed version; ignoring!"); 8366 } 8367 } 8368 8369 // Check for shared user signatures 8370 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 8371 // Already existing package. Make sure signatures match 8372 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 8373 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 8374 if (!match) { 8375 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 8376 == PackageManager.SIGNATURE_MATCH; 8377 } 8378 if (!match) { 8379 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 8380 == PackageManager.SIGNATURE_MATCH; 8381 } 8382 if (!match) { 8383 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 8384 "Package " + pkg.packageName 8385 + " has no signatures that match those in shared user " 8386 + pkgSetting.sharedUser.name + "; ignoring!"); 8387 } 8388 } 8389 } 8390 8391 /** 8392 * Enforces that only the system UID or root's UID can call a method exposed 8393 * via Binder. 8394 * 8395 * @param message used as message if SecurityException is thrown 8396 * @throws SecurityException if the caller is not system or root 8397 */ 8398 private static final void enforceSystemOrRoot(String message) { 8399 final int uid = Binder.getCallingUid(); 8400 if (uid != Process.SYSTEM_UID && uid != 0) { 8401 throw new SecurityException(message); 8402 } 8403 } 8404 8405 @Override 8406 public void performFstrimIfNeeded() { 8407 enforceSystemOrRoot("Only the system can request fstrim"); 8408 8409 // Before everything else, see whether we need to fstrim. 8410 try { 8411 IStorageManager sm = PackageHelper.getStorageManager(); 8412 if (sm != null) { 8413 boolean doTrim = false; 8414 final long interval = android.provider.Settings.Global.getLong( 8415 mContext.getContentResolver(), 8416 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 8417 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 8418 if (interval > 0) { 8419 final long timeSinceLast = System.currentTimeMillis() - sm.lastMaintenance(); 8420 if (timeSinceLast > interval) { 8421 doTrim = true; 8422 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 8423 + "; running immediately"); 8424 } 8425 } 8426 if (doTrim) { 8427 final boolean dexOptDialogShown; 8428 synchronized (mPackages) { 8429 dexOptDialogShown = mDexOptDialogShown; 8430 } 8431 if (!isFirstBoot() && dexOptDialogShown) { 8432 try { 8433 ActivityManager.getService().showBootMessage( 8434 mContext.getResources().getString( 8435 R.string.android_upgrading_fstrim), true); 8436 } catch (RemoteException e) { 8437 } 8438 } 8439 sm.runMaintenance(); 8440 } 8441 } else { 8442 Slog.e(TAG, "storageManager service unavailable!"); 8443 } 8444 } catch (RemoteException e) { 8445 // Can't happen; StorageManagerService is local 8446 } 8447 } 8448 8449 @Override 8450 public void updatePackagesIfNeeded() { 8451 enforceSystemOrRoot("Only the system can request package update"); 8452 8453 // We need to re-extract after an OTA. 8454 boolean causeUpgrade = isUpgrade(); 8455 8456 // First boot or factory reset. 8457 // Note: we also handle devices that are upgrading to N right now as if it is their 8458 // first boot, as they do not have profile data. 8459 boolean causeFirstBoot = isFirstBoot() || mIsPreNUpgrade; 8460 8461 // We need to re-extract after a pruned cache, as AoT-ed files will be out of date. 8462 boolean causePrunedCache = VMRuntime.didPruneDalvikCache(); 8463 8464 if (!causeUpgrade && !causeFirstBoot && !causePrunedCache) { 8465 return; 8466 } 8467 8468 List<PackageParser.Package> pkgs; 8469 synchronized (mPackages) { 8470 pkgs = PackageManagerServiceUtils.getPackagesForDexopt(mPackages.values(), this); 8471 } 8472 8473 final long startTime = System.nanoTime(); 8474 final int[] stats = performDexOptUpgrade(pkgs, mIsPreNUpgrade /* showDialog */, 8475 getCompilerFilterForReason(causeFirstBoot ? REASON_FIRST_BOOT : REASON_BOOT)); 8476 8477 final int elapsedTimeSeconds = 8478 (int) TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - startTime); 8479 8480 MetricsLogger.histogram(mContext, "opt_dialog_num_dexopted", stats[0]); 8481 MetricsLogger.histogram(mContext, "opt_dialog_num_skipped", stats[1]); 8482 MetricsLogger.histogram(mContext, "opt_dialog_num_failed", stats[2]); 8483 MetricsLogger.histogram(mContext, "opt_dialog_num_total", getOptimizablePackages().size()); 8484 MetricsLogger.histogram(mContext, "opt_dialog_time_s", elapsedTimeSeconds); 8485 } 8486 8487 /** 8488 * Performs dexopt on the set of packages in {@code packages} and returns an int array 8489 * containing statistics about the invocation. The array consists of three elements, 8490 * which are (in order) {@code numberOfPackagesOptimized}, {@code numberOfPackagesSkipped} 8491 * and {@code numberOfPackagesFailed}. 8492 */ 8493 private int[] performDexOptUpgrade(List<PackageParser.Package> pkgs, boolean showDialog, 8494 String compilerFilter) { 8495 8496 int numberOfPackagesVisited = 0; 8497 int numberOfPackagesOptimized = 0; 8498 int numberOfPackagesSkipped = 0; 8499 int numberOfPackagesFailed = 0; 8500 final int numberOfPackagesToDexopt = pkgs.size(); 8501 8502 for (PackageParser.Package pkg : pkgs) { 8503 numberOfPackagesVisited++; 8504 8505 if (!PackageDexOptimizer.canOptimizePackage(pkg)) { 8506 if (DEBUG_DEXOPT) { 8507 Log.i(TAG, "Skipping update of of non-optimizable app " + pkg.packageName); 8508 } 8509 numberOfPackagesSkipped++; 8510 continue; 8511 } 8512 8513 if (DEBUG_DEXOPT) { 8514 Log.i(TAG, "Updating app " + numberOfPackagesVisited + " of " + 8515 numberOfPackagesToDexopt + ": " + pkg.packageName); 8516 } 8517 8518 if (showDialog) { 8519 try { 8520 ActivityManager.getService().showBootMessage( 8521 mContext.getResources().getString(R.string.android_upgrading_apk, 8522 numberOfPackagesVisited, numberOfPackagesToDexopt), true); 8523 } catch (RemoteException e) { 8524 } 8525 synchronized (mPackages) { 8526 mDexOptDialogShown = true; 8527 } 8528 } 8529 8530 // If the OTA updates a system app which was previously preopted to a non-preopted state 8531 // the app might end up being verified at runtime. That's because by default the apps 8532 // are verify-profile but for preopted apps there's no profile. 8533 // Do a hacky check to ensure that if we have no profiles (a reasonable indication 8534 // that before the OTA the app was preopted) the app gets compiled with a non-profile 8535 // filter (by default interpret-only). 8536 // Note that at this stage unused apps are already filtered. 8537 if (isSystemApp(pkg) && 8538 DexFile.isProfileGuidedCompilerFilter(compilerFilter) && 8539 !Environment.getReferenceProfile(pkg.packageName).exists()) { 8540 compilerFilter = getNonProfileGuidedCompilerFilter(compilerFilter); 8541 } 8542 8543 // checkProfiles is false to avoid merging profiles during boot which 8544 // might interfere with background compilation (b/28612421). 8545 // Unfortunately this will also means that "pm.dexopt.boot=speed-profile" will 8546 // behave differently than "pm.dexopt.bg-dexopt=speed-profile" but that's a 8547 // trade-off worth doing to save boot time work. 8548 int dexOptStatus = performDexOptTraced(pkg.packageName, 8549 false /* checkProfiles */, 8550 compilerFilter, 8551 false /* force */); 8552 switch (dexOptStatus) { 8553 case PackageDexOptimizer.DEX_OPT_PERFORMED: 8554 numberOfPackagesOptimized++; 8555 break; 8556 case PackageDexOptimizer.DEX_OPT_SKIPPED: 8557 numberOfPackagesSkipped++; 8558 break; 8559 case PackageDexOptimizer.DEX_OPT_FAILED: 8560 numberOfPackagesFailed++; 8561 break; 8562 default: 8563 Log.e(TAG, "Unexpected dexopt return code " + dexOptStatus); 8564 break; 8565 } 8566 } 8567 8568 return new int[] { numberOfPackagesOptimized, numberOfPackagesSkipped, 8569 numberOfPackagesFailed }; 8570 } 8571 8572 @Override 8573 public void notifyPackageUse(String packageName, int reason) { 8574 synchronized (mPackages) { 8575 PackageParser.Package p = mPackages.get(packageName); 8576 if (p == null) { 8577 return; 8578 } 8579 p.mLastPackageUsageTimeInMills[reason] = System.currentTimeMillis(); 8580 } 8581 } 8582 8583 @Override 8584 public void notifyDexLoad(String loadingPackageName, List<String> dexPaths, String loaderIsa) { 8585 int userId = UserHandle.getCallingUserId(); 8586 ApplicationInfo ai = getApplicationInfo(loadingPackageName, /*flags*/ 0, userId); 8587 if (ai == null) { 8588 Slog.w(TAG, "Loading a package that does not exist for the calling user. package=" 8589 + loadingPackageName + ", user=" + userId); 8590 return; 8591 } 8592 mDexManager.notifyDexLoad(ai, dexPaths, loaderIsa, userId); 8593 } 8594 8595 @Override 8596 public boolean performDexOpt(String packageName, 8597 boolean checkProfiles, int compileReason, boolean force) { 8598 int dexOptStatus = performDexOptTraced(packageName, checkProfiles, 8599 getCompilerFilterForReason(compileReason), force); 8600 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 8601 } 8602 8603 @Override 8604 public boolean performDexOptMode(String packageName, 8605 boolean checkProfiles, String targetCompilerFilter, boolean force) { 8606 int dexOptStatus = performDexOptTraced(packageName, checkProfiles, 8607 targetCompilerFilter, force); 8608 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 8609 } 8610 8611 private int performDexOptTraced(String packageName, 8612 boolean checkProfiles, String targetCompilerFilter, boolean force) { 8613 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 8614 try { 8615 return performDexOptInternal(packageName, checkProfiles, 8616 targetCompilerFilter, force); 8617 } finally { 8618 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8619 } 8620 } 8621 8622 // Run dexopt on a given package. Returns true if dexopt did not fail, i.e. 8623 // if the package can now be considered up to date for the given filter. 8624 private int performDexOptInternal(String packageName, 8625 boolean checkProfiles, String targetCompilerFilter, boolean force) { 8626 PackageParser.Package p; 8627 synchronized (mPackages) { 8628 p = mPackages.get(packageName); 8629 if (p == null) { 8630 // Package could not be found. Report failure. 8631 return PackageDexOptimizer.DEX_OPT_FAILED; 8632 } 8633 mPackageUsage.maybeWriteAsync(mPackages); 8634 mCompilerStats.maybeWriteAsync(); 8635 } 8636 long callingId = Binder.clearCallingIdentity(); 8637 try { 8638 synchronized (mInstallLock) { 8639 return performDexOptInternalWithDependenciesLI(p, checkProfiles, 8640 targetCompilerFilter, force); 8641 } 8642 } finally { 8643 Binder.restoreCallingIdentity(callingId); 8644 } 8645 } 8646 8647 public ArraySet<String> getOptimizablePackages() { 8648 ArraySet<String> pkgs = new ArraySet<String>(); 8649 synchronized (mPackages) { 8650 for (PackageParser.Package p : mPackages.values()) { 8651 if (PackageDexOptimizer.canOptimizePackage(p)) { 8652 pkgs.add(p.packageName); 8653 } 8654 } 8655 } 8656 return pkgs; 8657 } 8658 8659 private int performDexOptInternalWithDependenciesLI(PackageParser.Package p, 8660 boolean checkProfiles, String targetCompilerFilter, 8661 boolean force) { 8662 // Select the dex optimizer based on the force parameter. 8663 // Note: The force option is rarely used (cmdline input for testing, mostly), so it's OK to 8664 // allocate an object here. 8665 PackageDexOptimizer pdo = force 8666 ? new PackageDexOptimizer.ForcedUpdatePackageDexOptimizer(mPackageDexOptimizer) 8667 : mPackageDexOptimizer; 8668 8669 // Dexopt all dependencies first. Note: we ignore the return value and march on 8670 // on errors. 8671 // Note that we are going to call performDexOpt on those libraries as many times as 8672 // they are referenced in packages. When we do a batch of performDexOpt (for example 8673 // at boot, or background job), the passed 'targetCompilerFilter' stays the same, 8674 // and the first package that uses the library will dexopt it. The 8675 // others will see that the compiled code for the library is up to date. 8676 Collection<PackageParser.Package> deps = findSharedNonSystemLibraries(p); 8677 final String[] instructionSets = getAppDexInstructionSets(p.applicationInfo); 8678 if (!deps.isEmpty()) { 8679 for (PackageParser.Package depPackage : deps) { 8680 // TODO: Analyze and investigate if we (should) profile libraries. 8681 pdo.performDexOpt(depPackage, null /* sharedLibraries */, instructionSets, 8682 false /* checkProfiles */, 8683 targetCompilerFilter, 8684 getOrCreateCompilerPackageStats(depPackage), 8685 true /* isUsedByOtherApps */); 8686 } 8687 } 8688 return pdo.performDexOpt(p, p.usesLibraryFiles, instructionSets, checkProfiles, 8689 targetCompilerFilter, getOrCreateCompilerPackageStats(p), 8690 mDexManager.isUsedByOtherApps(p.packageName)); 8691 } 8692 8693 // Performs dexopt on the used secondary dex files belonging to the given package. 8694 // Returns true if all dex files were process successfully (which could mean either dexopt or 8695 // skip). Returns false if any of the files caused errors. 8696 @Override 8697 public boolean performDexOptSecondary(String packageName, String compilerFilter, 8698 boolean force) { 8699 mDexManager.reconcileSecondaryDexFiles(packageName); 8700 return mDexManager.dexoptSecondaryDex(packageName, compilerFilter, force); 8701 } 8702 8703 public boolean performDexOptSecondary(String packageName, int compileReason, 8704 boolean force) { 8705 return mDexManager.dexoptSecondaryDex(packageName, compileReason, force); 8706 } 8707 8708 /** 8709 * Reconcile the information we have about the secondary dex files belonging to 8710 * {@code packagName} and the actual dex files. For all dex files that were 8711 * deleted, update the internal records and delete the generated oat files. 8712 */ 8713 @Override 8714 public void reconcileSecondaryDexFiles(String packageName) { 8715 mDexManager.reconcileSecondaryDexFiles(packageName); 8716 } 8717 8718 // TODO(calin): this is only needed for BackgroundDexOptService. Find a cleaner way to inject 8719 // a reference there. 8720 /*package*/ DexManager getDexManager() { 8721 return mDexManager; 8722 } 8723 8724 /** 8725 * Execute the background dexopt job immediately. 8726 */ 8727 @Override 8728 public boolean runBackgroundDexoptJob() { 8729 return BackgroundDexOptService.runIdleOptimizationsNow(this, mContext); 8730 } 8731 8732 List<PackageParser.Package> findSharedNonSystemLibraries(PackageParser.Package p) { 8733 if (p.usesLibraries != null || p.usesOptionalLibraries != null 8734 || p.usesStaticLibraries != null) { 8735 ArrayList<PackageParser.Package> retValue = new ArrayList<>(); 8736 Set<String> collectedNames = new HashSet<>(); 8737 findSharedNonSystemLibrariesRecursive(p, retValue, collectedNames); 8738 8739 retValue.remove(p); 8740 8741 return retValue; 8742 } else { 8743 return Collections.emptyList(); 8744 } 8745 } 8746 8747 private void findSharedNonSystemLibrariesRecursive(PackageParser.Package p, 8748 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 8749 if (!collectedNames.contains(p.packageName)) { 8750 collectedNames.add(p.packageName); 8751 collected.add(p); 8752 8753 if (p.usesLibraries != null) { 8754 findSharedNonSystemLibrariesRecursive(p.usesLibraries, 8755 null, collected, collectedNames); 8756 } 8757 if (p.usesOptionalLibraries != null) { 8758 findSharedNonSystemLibrariesRecursive(p.usesOptionalLibraries, 8759 null, collected, collectedNames); 8760 } 8761 if (p.usesStaticLibraries != null) { 8762 findSharedNonSystemLibrariesRecursive(p.usesStaticLibraries, 8763 p.usesStaticLibrariesVersions, collected, collectedNames); 8764 } 8765 } 8766 } 8767 8768 private void findSharedNonSystemLibrariesRecursive(ArrayList<String> libs, int[] versions, 8769 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 8770 final int libNameCount = libs.size(); 8771 for (int i = 0; i < libNameCount; i++) { 8772 String libName = libs.get(i); 8773 int version = (versions != null && versions.length == libNameCount) 8774 ? versions[i] : PackageManager.VERSION_CODE_HIGHEST; 8775 PackageParser.Package libPkg = findSharedNonSystemLibrary(libName, version); 8776 if (libPkg != null) { 8777 findSharedNonSystemLibrariesRecursive(libPkg, collected, collectedNames); 8778 } 8779 } 8780 } 8781 8782 private PackageParser.Package findSharedNonSystemLibrary(String name, int version) { 8783 synchronized (mPackages) { 8784 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(name, version); 8785 if (libEntry != null) { 8786 return mPackages.get(libEntry.apk); 8787 } 8788 return null; 8789 } 8790 } 8791 8792 private SharedLibraryEntry getSharedLibraryEntryLPr(String name, int version) { 8793 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 8794 if (versionedLib == null) { 8795 return null; 8796 } 8797 return versionedLib.get(version); 8798 } 8799 8800 private SharedLibraryEntry getLatestSharedLibraVersionLPr(PackageParser.Package pkg) { 8801 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 8802 pkg.staticSharedLibName); 8803 if (versionedLib == null) { 8804 return null; 8805 } 8806 int previousLibVersion = -1; 8807 final int versionCount = versionedLib.size(); 8808 for (int i = 0; i < versionCount; i++) { 8809 final int libVersion = versionedLib.keyAt(i); 8810 if (libVersion < pkg.staticSharedLibVersion) { 8811 previousLibVersion = Math.max(previousLibVersion, libVersion); 8812 } 8813 } 8814 if (previousLibVersion >= 0) { 8815 return versionedLib.get(previousLibVersion); 8816 } 8817 return null; 8818 } 8819 8820 public void shutdown() { 8821 mPackageUsage.writeNow(mPackages); 8822 mCompilerStats.writeNow(); 8823 } 8824 8825 @Override 8826 public void dumpProfiles(String packageName) { 8827 PackageParser.Package pkg; 8828 synchronized (mPackages) { 8829 pkg = mPackages.get(packageName); 8830 if (pkg == null) { 8831 throw new IllegalArgumentException("Unknown package: " + packageName); 8832 } 8833 } 8834 /* Only the shell, root, or the app user should be able to dump profiles. */ 8835 int callingUid = Binder.getCallingUid(); 8836 if (callingUid != Process.SHELL_UID && 8837 callingUid != Process.ROOT_UID && 8838 callingUid != pkg.applicationInfo.uid) { 8839 throw new SecurityException("dumpProfiles"); 8840 } 8841 8842 synchronized (mInstallLock) { 8843 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dump profiles"); 8844 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 8845 try { 8846 List<String> allCodePaths = pkg.getAllCodePathsExcludingResourceOnly(); 8847 String codePaths = TextUtils.join(";", allCodePaths); 8848 mInstaller.dumpProfiles(sharedGid, packageName, codePaths); 8849 } catch (InstallerException e) { 8850 Slog.w(TAG, "Failed to dump profiles", e); 8851 } 8852 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8853 } 8854 } 8855 8856 @Override 8857 public void forceDexOpt(String packageName) { 8858 enforceSystemOrRoot("forceDexOpt"); 8859 8860 PackageParser.Package pkg; 8861 synchronized (mPackages) { 8862 pkg = mPackages.get(packageName); 8863 if (pkg == null) { 8864 throw new IllegalArgumentException("Unknown package: " + packageName); 8865 } 8866 } 8867 8868 synchronized (mInstallLock) { 8869 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 8870 8871 // Whoever is calling forceDexOpt wants a compiled package. 8872 // Don't use profiles since that may cause compilation to be skipped. 8873 final int res = performDexOptInternalWithDependenciesLI(pkg, 8874 false /* checkProfiles */, getDefaultCompilerFilter(), 8875 true /* force */); 8876 8877 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8878 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 8879 throw new IllegalStateException("Failed to dexopt: " + res); 8880 } 8881 } 8882 } 8883 8884 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 8885 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 8886 Slog.w(TAG, "Unable to update from " + oldPkg.name 8887 + " to " + newPkg.packageName 8888 + ": old package not in system partition"); 8889 return false; 8890 } else if (mPackages.get(oldPkg.name) != null) { 8891 Slog.w(TAG, "Unable to update from " + oldPkg.name 8892 + " to " + newPkg.packageName 8893 + ": old package still exists"); 8894 return false; 8895 } 8896 return true; 8897 } 8898 8899 void removeCodePathLI(File codePath) { 8900 if (codePath.isDirectory()) { 8901 try { 8902 mInstaller.rmPackageDir(codePath.getAbsolutePath()); 8903 } catch (InstallerException e) { 8904 Slog.w(TAG, "Failed to remove code path", e); 8905 } 8906 } else { 8907 codePath.delete(); 8908 } 8909 } 8910 8911 private int[] resolveUserIds(int userId) { 8912 return (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() : new int[] { userId }; 8913 } 8914 8915 private void clearAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 8916 if (pkg == null) { 8917 Slog.wtf(TAG, "Package was null!", new Throwable()); 8918 return; 8919 } 8920 clearAppDataLeafLIF(pkg, userId, flags); 8921 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8922 for (int i = 0; i < childCount; i++) { 8923 clearAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 8924 } 8925 } 8926 8927 private void clearAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 8928 final PackageSetting ps; 8929 synchronized (mPackages) { 8930 ps = mSettings.mPackages.get(pkg.packageName); 8931 } 8932 for (int realUserId : resolveUserIds(userId)) { 8933 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 8934 try { 8935 mInstaller.clearAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 8936 ceDataInode); 8937 } catch (InstallerException e) { 8938 Slog.w(TAG, String.valueOf(e)); 8939 } 8940 } 8941 } 8942 8943 private void destroyAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 8944 if (pkg == null) { 8945 Slog.wtf(TAG, "Package was null!", new Throwable()); 8946 return; 8947 } 8948 destroyAppDataLeafLIF(pkg, userId, flags); 8949 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8950 for (int i = 0; i < childCount; i++) { 8951 destroyAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 8952 } 8953 } 8954 8955 private void destroyAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 8956 final PackageSetting ps; 8957 synchronized (mPackages) { 8958 ps = mSettings.mPackages.get(pkg.packageName); 8959 } 8960 for (int realUserId : resolveUserIds(userId)) { 8961 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 8962 try { 8963 mInstaller.destroyAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 8964 ceDataInode); 8965 } catch (InstallerException e) { 8966 Slog.w(TAG, String.valueOf(e)); 8967 } 8968 mDexManager.notifyPackageDataDestroyed(pkg.packageName, userId); 8969 } 8970 } 8971 8972 private void destroyAppProfilesLIF(PackageParser.Package pkg, int userId) { 8973 if (pkg == null) { 8974 Slog.wtf(TAG, "Package was null!", new Throwable()); 8975 return; 8976 } 8977 destroyAppProfilesLeafLIF(pkg); 8978 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8979 for (int i = 0; i < childCount; i++) { 8980 destroyAppProfilesLeafLIF(pkg.childPackages.get(i)); 8981 } 8982 } 8983 8984 private void destroyAppProfilesLeafLIF(PackageParser.Package pkg) { 8985 try { 8986 mInstaller.destroyAppProfiles(pkg.packageName); 8987 } catch (InstallerException e) { 8988 Slog.w(TAG, String.valueOf(e)); 8989 } 8990 } 8991 8992 private void clearAppProfilesLIF(PackageParser.Package pkg, int userId) { 8993 if (pkg == null) { 8994 Slog.wtf(TAG, "Package was null!", new Throwable()); 8995 return; 8996 } 8997 clearAppProfilesLeafLIF(pkg); 8998 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8999 for (int i = 0; i < childCount; i++) { 9000 clearAppProfilesLeafLIF(pkg.childPackages.get(i)); 9001 } 9002 } 9003 9004 private void clearAppProfilesLeafLIF(PackageParser.Package pkg) { 9005 try { 9006 mInstaller.clearAppProfiles(pkg.packageName); 9007 } catch (InstallerException e) { 9008 Slog.w(TAG, String.valueOf(e)); 9009 } 9010 } 9011 9012 private void setInstallAndUpdateTime(PackageParser.Package pkg, long firstInstallTime, 9013 long lastUpdateTime) { 9014 // Set parent install/update time 9015 PackageSetting ps = (PackageSetting) pkg.mExtras; 9016 if (ps != null) { 9017 ps.firstInstallTime = firstInstallTime; 9018 ps.lastUpdateTime = lastUpdateTime; 9019 } 9020 // Set children install/update time 9021 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9022 for (int i = 0; i < childCount; i++) { 9023 PackageParser.Package childPkg = pkg.childPackages.get(i); 9024 ps = (PackageSetting) childPkg.mExtras; 9025 if (ps != null) { 9026 ps.firstInstallTime = firstInstallTime; 9027 ps.lastUpdateTime = lastUpdateTime; 9028 } 9029 } 9030 } 9031 9032 private void addSharedLibraryLPr(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 9033 PackageParser.Package changingLib) { 9034 if (file.path != null) { 9035 usesLibraryFiles.add(file.path); 9036 return; 9037 } 9038 PackageParser.Package p = mPackages.get(file.apk); 9039 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 9040 // If we are doing this while in the middle of updating a library apk, 9041 // then we need to make sure to use that new apk for determining the 9042 // dependencies here. (We haven't yet finished committing the new apk 9043 // to the package manager state.) 9044 if (p == null || p.packageName.equals(changingLib.packageName)) { 9045 p = changingLib; 9046 } 9047 } 9048 if (p != null) { 9049 usesLibraryFiles.addAll(p.getAllCodePaths()); 9050 } 9051 } 9052 9053 private void updateSharedLibrariesLPr(PackageParser.Package pkg, 9054 PackageParser.Package changingLib) throws PackageManagerException { 9055 if (pkg == null) { 9056 return; 9057 } 9058 ArraySet<String> usesLibraryFiles = null; 9059 if (pkg.usesLibraries != null) { 9060 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesLibraries, 9061 null, null, pkg.packageName, changingLib, true, null); 9062 } 9063 if (pkg.usesStaticLibraries != null) { 9064 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesStaticLibraries, 9065 pkg.usesStaticLibrariesVersions, pkg.usesStaticLibrariesCertDigests, 9066 pkg.packageName, changingLib, true, usesLibraryFiles); 9067 } 9068 if (pkg.usesOptionalLibraries != null) { 9069 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesOptionalLibraries, 9070 null, null, pkg.packageName, changingLib, false, usesLibraryFiles); 9071 } 9072 if (!ArrayUtils.isEmpty(usesLibraryFiles)) { 9073 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[usesLibraryFiles.size()]); 9074 } else { 9075 pkg.usesLibraryFiles = null; 9076 } 9077 } 9078 9079 private ArraySet<String> addSharedLibrariesLPw(@NonNull List<String> requestedLibraries, 9080 @Nullable int[] requiredVersions, @Nullable String[] requiredCertDigests, 9081 @NonNull String packageName, @Nullable PackageParser.Package changingLib, 9082 boolean required, @Nullable ArraySet<String> outUsedLibraries) 9083 throws PackageManagerException { 9084 final int libCount = requestedLibraries.size(); 9085 for (int i = 0; i < libCount; i++) { 9086 final String libName = requestedLibraries.get(i); 9087 final int libVersion = requiredVersions != null ? requiredVersions[i] 9088 : SharedLibraryInfo.VERSION_UNDEFINED; 9089 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(libName, libVersion); 9090 if (libEntry == null) { 9091 if (required) { 9092 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9093 "Package " + packageName + " requires unavailable shared library " 9094 + libName + "; failing!"); 9095 } else { 9096 Slog.w(TAG, "Package " + packageName 9097 + " desires unavailable shared library " 9098 + libName + "; ignoring!"); 9099 } 9100 } else { 9101 if (requiredVersions != null && requiredCertDigests != null) { 9102 if (libEntry.info.getVersion() != requiredVersions[i]) { 9103 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9104 "Package " + packageName + " requires unavailable static shared" 9105 + " library " + libName + " version " 9106 + libEntry.info.getVersion() + "; failing!"); 9107 } 9108 9109 PackageParser.Package libPkg = mPackages.get(libEntry.apk); 9110 if (libPkg == null) { 9111 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9112 "Package " + packageName + " requires unavailable static shared" 9113 + " library; failing!"); 9114 } 9115 9116 String expectedCertDigest = requiredCertDigests[i]; 9117 String libCertDigest = PackageUtils.computeCertSha256Digest( 9118 libPkg.mSignatures[0]); 9119 if (!libCertDigest.equalsIgnoreCase(expectedCertDigest)) { 9120 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9121 "Package " + packageName + " requires differently signed" + 9122 " static shared library; failing!"); 9123 } 9124 } 9125 9126 if (outUsedLibraries == null) { 9127 outUsedLibraries = new ArraySet<>(); 9128 } 9129 addSharedLibraryLPr(outUsedLibraries, libEntry, changingLib); 9130 } 9131 } 9132 return outUsedLibraries; 9133 } 9134 9135 private static boolean hasString(List<String> list, List<String> which) { 9136 if (list == null) { 9137 return false; 9138 } 9139 for (int i=list.size()-1; i>=0; i--) { 9140 for (int j=which.size()-1; j>=0; j--) { 9141 if (which.get(j).equals(list.get(i))) { 9142 return true; 9143 } 9144 } 9145 } 9146 return false; 9147 } 9148 9149 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 9150 PackageParser.Package changingPkg) { 9151 ArrayList<PackageParser.Package> res = null; 9152 for (PackageParser.Package pkg : mPackages.values()) { 9153 if (changingPkg != null 9154 && !hasString(pkg.usesLibraries, changingPkg.libraryNames) 9155 && !hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames) 9156 && !ArrayUtils.contains(pkg.usesStaticLibraries, 9157 changingPkg.staticSharedLibName)) { 9158 return null; 9159 } 9160 if (res == null) { 9161 res = new ArrayList<>(); 9162 } 9163 res.add(pkg); 9164 try { 9165 updateSharedLibrariesLPr(pkg, changingPkg); 9166 } catch (PackageManagerException e) { 9167 // If a system app update or an app and a required lib missing we 9168 // delete the package and for updated system apps keep the data as 9169 // it is better for the user to reinstall than to be in an limbo 9170 // state. Also libs disappearing under an app should never happen 9171 // - just in case. 9172 if (!pkg.isSystemApp() || pkg.isUpdatedSystemApp()) { 9173 final int flags = pkg.isUpdatedSystemApp() 9174 ? PackageManager.DELETE_KEEP_DATA : 0; 9175 deletePackageLIF(pkg.packageName, null, true, sUserManager.getUserIds(), 9176 flags , null, true, null); 9177 } 9178 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 9179 } 9180 } 9181 return res; 9182 } 9183 9184 /** 9185 * Derive the value of the {@code cpuAbiOverride} based on the provided 9186 * value and an optional stored value from the package settings. 9187 */ 9188 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 9189 String cpuAbiOverride = null; 9190 9191 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 9192 cpuAbiOverride = null; 9193 } else if (abiOverride != null) { 9194 cpuAbiOverride = abiOverride; 9195 } else if (settings != null) { 9196 cpuAbiOverride = settings.cpuAbiOverrideString; 9197 } 9198 9199 return cpuAbiOverride; 9200 } 9201 9202 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, 9203 final int policyFlags, int scanFlags, long currentTime, @Nullable UserHandle user) 9204 throws PackageManagerException { 9205 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 9206 // If the package has children and this is the first dive in the function 9207 // we recursively scan the package with the SCAN_CHECK_ONLY flag set to see 9208 // whether all packages (parent and children) would be successfully scanned 9209 // before the actual scan since scanning mutates internal state and we want 9210 // to atomically install the package and its children. 9211 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 9212 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 9213 scanFlags |= SCAN_CHECK_ONLY; 9214 } 9215 } else { 9216 scanFlags &= ~SCAN_CHECK_ONLY; 9217 } 9218 9219 final PackageParser.Package scannedPkg; 9220 try { 9221 // Scan the parent 9222 scannedPkg = scanPackageLI(pkg, policyFlags, scanFlags, currentTime, user); 9223 // Scan the children 9224 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9225 for (int i = 0; i < childCount; i++) { 9226 PackageParser.Package childPkg = pkg.childPackages.get(i); 9227 scanPackageLI(childPkg, policyFlags, 9228 scanFlags, currentTime, user); 9229 } 9230 } finally { 9231 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9232 } 9233 9234 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9235 return scanPackageTracedLI(pkg, policyFlags, scanFlags, currentTime, user); 9236 } 9237 9238 return scannedPkg; 9239 } 9240 9241 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, final int policyFlags, 9242 int scanFlags, long currentTime, @Nullable UserHandle user) 9243 throws PackageManagerException { 9244 boolean success = false; 9245 try { 9246 final PackageParser.Package res = scanPackageDirtyLI(pkg, policyFlags, scanFlags, 9247 currentTime, user); 9248 success = true; 9249 return res; 9250 } finally { 9251 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 9252 // DELETE_DATA_ON_FAILURES is only used by frozen paths 9253 destroyAppDataLIF(pkg, UserHandle.USER_ALL, 9254 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 9255 destroyAppProfilesLIF(pkg, UserHandle.USER_ALL); 9256 } 9257 } 9258 } 9259 9260 /** 9261 * Returns {@code true} if the given file contains code. Otherwise {@code false}. 9262 */ 9263 private static boolean apkHasCode(String fileName) { 9264 StrictJarFile jarFile = null; 9265 try { 9266 jarFile = new StrictJarFile(fileName, 9267 false /*verify*/, false /*signatureSchemeRollbackProtectionsEnforced*/); 9268 return jarFile.findEntry("classes.dex") != null; 9269 } catch (IOException ignore) { 9270 } finally { 9271 try { 9272 if (jarFile != null) { 9273 jarFile.close(); 9274 } 9275 } catch (IOException ignore) {} 9276 } 9277 return false; 9278 } 9279 9280 /** 9281 * Enforces code policy for the package. This ensures that if an APK has 9282 * declared hasCode="true" in its manifest that the APK actually contains 9283 * code. 9284 * 9285 * @throws PackageManagerException If bytecode could not be found when it should exist 9286 */ 9287 private static void assertCodePolicy(PackageParser.Package pkg) 9288 throws PackageManagerException { 9289 final boolean shouldHaveCode = 9290 (pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) != 0; 9291 if (shouldHaveCode && !apkHasCode(pkg.baseCodePath)) { 9292 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 9293 "Package " + pkg.baseCodePath + " code is missing"); 9294 } 9295 9296 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 9297 for (int i = 0; i < pkg.splitCodePaths.length; i++) { 9298 final boolean splitShouldHaveCode = 9299 (pkg.splitFlags[i] & ApplicationInfo.FLAG_HAS_CODE) != 0; 9300 if (splitShouldHaveCode && !apkHasCode(pkg.splitCodePaths[i])) { 9301 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 9302 "Package " + pkg.splitCodePaths[i] + " code is missing"); 9303 } 9304 } 9305 } 9306 } 9307 9308 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, 9309 final int policyFlags, final int scanFlags, long currentTime, @Nullable UserHandle user) 9310 throws PackageManagerException { 9311 if (DEBUG_PACKAGE_SCANNING) { 9312 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 9313 Log.d(TAG, "Scanning package " + pkg.packageName); 9314 } 9315 9316 applyPolicy(pkg, policyFlags); 9317 9318 assertPackageIsValid(pkg, policyFlags, scanFlags); 9319 9320 // Initialize package source and resource directories 9321 final File scanFile = new File(pkg.codePath); 9322 final File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 9323 final File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 9324 9325 SharedUserSetting suid = null; 9326 PackageSetting pkgSetting = null; 9327 9328 // Getting the package setting may have a side-effect, so if we 9329 // are only checking if scan would succeed, stash a copy of the 9330 // old setting to restore at the end. 9331 PackageSetting nonMutatedPs = null; 9332 9333 // We keep references to the derived CPU Abis from settings in oder to reuse 9334 // them in the case where we're not upgrading or booting for the first time. 9335 String primaryCpuAbiFromSettings = null; 9336 String secondaryCpuAbiFromSettings = null; 9337 9338 // writer 9339 synchronized (mPackages) { 9340 if (pkg.mSharedUserId != null) { 9341 // SIDE EFFECTS; may potentially allocate a new shared user 9342 suid = mSettings.getSharedUserLPw( 9343 pkg.mSharedUserId, 0 /*pkgFlags*/, 0 /*pkgPrivateFlags*/, true /*create*/); 9344 if (DEBUG_PACKAGE_SCANNING) { 9345 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 9346 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 9347 + "): packages=" + suid.packages); 9348 } 9349 } 9350 9351 // Check if we are renaming from an original package name. 9352 PackageSetting origPackage = null; 9353 String realName = null; 9354 if (pkg.mOriginalPackages != null) { 9355 // This package may need to be renamed to a previously 9356 // installed name. Let's check on that... 9357 final String renamed = mSettings.getRenamedPackageLPr(pkg.mRealPackage); 9358 if (pkg.mOriginalPackages.contains(renamed)) { 9359 // This package had originally been installed as the 9360 // original name, and we have already taken care of 9361 // transitioning to the new one. Just update the new 9362 // one to continue using the old name. 9363 realName = pkg.mRealPackage; 9364 if (!pkg.packageName.equals(renamed)) { 9365 // Callers into this function may have already taken 9366 // care of renaming the package; only do it here if 9367 // it is not already done. 9368 pkg.setPackageName(renamed); 9369 } 9370 } else { 9371 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 9372 if ((origPackage = mSettings.getPackageLPr( 9373 pkg.mOriginalPackages.get(i))) != null) { 9374 // We do have the package already installed under its 9375 // original name... should we use it? 9376 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 9377 // New package is not compatible with original. 9378 origPackage = null; 9379 continue; 9380 } else if (origPackage.sharedUser != null) { 9381 // Make sure uid is compatible between packages. 9382 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 9383 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 9384 + " to " + pkg.packageName + ": old uid " 9385 + origPackage.sharedUser.name 9386 + " differs from " + pkg.mSharedUserId); 9387 origPackage = null; 9388 continue; 9389 } 9390 // TODO: Add case when shared user id is added [b/28144775] 9391 } else { 9392 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 9393 + pkg.packageName + " to old name " + origPackage.name); 9394 } 9395 break; 9396 } 9397 } 9398 } 9399 } 9400 9401 if (mTransferedPackages.contains(pkg.packageName)) { 9402 Slog.w(TAG, "Package " + pkg.packageName 9403 + " was transferred to another, but its .apk remains"); 9404 } 9405 9406 // See comments in nonMutatedPs declaration 9407 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9408 PackageSetting foundPs = mSettings.getPackageLPr(pkg.packageName); 9409 if (foundPs != null) { 9410 nonMutatedPs = new PackageSetting(foundPs); 9411 } 9412 } 9413 9414 if ((scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) == 0) { 9415 PackageSetting foundPs = mSettings.getPackageLPr(pkg.packageName); 9416 if (foundPs != null) { 9417 primaryCpuAbiFromSettings = foundPs.primaryCpuAbiString; 9418 secondaryCpuAbiFromSettings = foundPs.secondaryCpuAbiString; 9419 } 9420 } 9421 9422 pkgSetting = mSettings.getPackageLPr(pkg.packageName); 9423 if (pkgSetting != null && pkgSetting.sharedUser != suid) { 9424 PackageManagerService.reportSettingsProblem(Log.WARN, 9425 "Package " + pkg.packageName + " shared user changed from " 9426 + (pkgSetting.sharedUser != null 9427 ? pkgSetting.sharedUser.name : "<nothing>") 9428 + " to " 9429 + (suid != null ? suid.name : "<nothing>") 9430 + "; replacing with new"); 9431 pkgSetting = null; 9432 } 9433 final PackageSetting oldPkgSetting = 9434 pkgSetting == null ? null : new PackageSetting(pkgSetting); 9435 final PackageSetting disabledPkgSetting = 9436 mSettings.getDisabledSystemPkgLPr(pkg.packageName); 9437 9438 String[] usesStaticLibraries = null; 9439 if (pkg.usesStaticLibraries != null) { 9440 usesStaticLibraries = new String[pkg.usesStaticLibraries.size()]; 9441 pkg.usesStaticLibraries.toArray(usesStaticLibraries); 9442 } 9443 9444 if (pkgSetting == null) { 9445 final String parentPackageName = (pkg.parentPackage != null) 9446 ? pkg.parentPackage.packageName : null; 9447 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 9448 // REMOVE SharedUserSetting from method; update in a separate call 9449 pkgSetting = Settings.createNewSetting(pkg.packageName, origPackage, 9450 disabledPkgSetting, realName, suid, destCodeFile, destResourceFile, 9451 pkg.applicationInfo.nativeLibraryRootDir, pkg.applicationInfo.primaryCpuAbi, 9452 pkg.applicationInfo.secondaryCpuAbi, pkg.mVersionCode, 9453 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, user, 9454 true /*allowInstall*/, instantApp, parentPackageName, 9455 pkg.getChildPackageNames(), UserManagerService.getInstance(), 9456 usesStaticLibraries, pkg.usesStaticLibrariesVersions); 9457 // SIDE EFFECTS; updates system state; move elsewhere 9458 if (origPackage != null) { 9459 mSettings.addRenamedPackageLPw(pkg.packageName, origPackage.name); 9460 } 9461 mSettings.addUserToSettingLPw(pkgSetting); 9462 } else { 9463 // REMOVE SharedUserSetting from method; update in a separate call. 9464 // 9465 // TODO(narayan): This update is bogus. nativeLibraryDir & primaryCpuAbi, 9466 // secondaryCpuAbi are not known at this point so we always update them 9467 // to null here, only to reset them at a later point. 9468 Settings.updatePackageSetting(pkgSetting, disabledPkgSetting, suid, destCodeFile, 9469 pkg.applicationInfo.nativeLibraryDir, pkg.applicationInfo.primaryCpuAbi, 9470 pkg.applicationInfo.secondaryCpuAbi, pkg.applicationInfo.flags, 9471 pkg.applicationInfo.privateFlags, pkg.getChildPackageNames(), 9472 UserManagerService.getInstance(), usesStaticLibraries, 9473 pkg.usesStaticLibrariesVersions); 9474 } 9475 // SIDE EFFECTS; persists system state to files on disk; move elsewhere 9476 mSettings.writeUserRestrictionsLPw(pkgSetting, oldPkgSetting); 9477 9478 // SIDE EFFECTS; modifies system state; move elsewhere 9479 if (pkgSetting.origPackage != null) { 9480 // If we are first transitioning from an original package, 9481 // fix up the new package's name now. We need to do this after 9482 // looking up the package under its new name, so getPackageLP 9483 // can take care of fiddling things correctly. 9484 pkg.setPackageName(origPackage.name); 9485 9486 // File a report about this. 9487 String msg = "New package " + pkgSetting.realName 9488 + " renamed to replace old package " + pkgSetting.name; 9489 reportSettingsProblem(Log.WARN, msg); 9490 9491 // Make a note of it. 9492 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 9493 mTransferedPackages.add(origPackage.name); 9494 } 9495 9496 // No longer need to retain this. 9497 pkgSetting.origPackage = null; 9498 } 9499 9500 // SIDE EFFECTS; modifies system state; move elsewhere 9501 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && realName != null) { 9502 // Make a note of it. 9503 mTransferedPackages.add(pkg.packageName); 9504 } 9505 9506 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 9507 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 9508 } 9509 9510 if ((scanFlags & SCAN_BOOTING) == 0 9511 && (policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9512 // Check all shared libraries and map to their actual file path. 9513 // We only do this here for apps not on a system dir, because those 9514 // are the only ones that can fail an install due to this. We 9515 // will take care of the system apps by updating all of their 9516 // library paths after the scan is done. Also during the initial 9517 // scan don't update any libs as we do this wholesale after all 9518 // apps are scanned to avoid dependency based scanning. 9519 updateSharedLibrariesLPr(pkg, null); 9520 } 9521 9522 if (mFoundPolicyFile) { 9523 SELinuxMMAC.assignSeInfoValue(pkg); 9524 } 9525 pkg.applicationInfo.uid = pkgSetting.appId; 9526 pkg.mExtras = pkgSetting; 9527 9528 9529 // Static shared libs have same package with different versions where 9530 // we internally use a synthetic package name to allow multiple versions 9531 // of the same package, therefore we need to compare signatures against 9532 // the package setting for the latest library version. 9533 PackageSetting signatureCheckPs = pkgSetting; 9534 if (pkg.applicationInfo.isStaticSharedLibrary()) { 9535 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 9536 if (libraryEntry != null) { 9537 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 9538 } 9539 } 9540 9541 if (shouldCheckUpgradeKeySetLP(signatureCheckPs, scanFlags)) { 9542 if (checkUpgradeKeySetLP(signatureCheckPs, pkg)) { 9543 // We just determined the app is signed correctly, so bring 9544 // over the latest parsed certs. 9545 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9546 } else { 9547 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9548 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 9549 "Package " + pkg.packageName + " upgrade keys do not match the " 9550 + "previously installed version"); 9551 } else { 9552 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9553 String msg = "System package " + pkg.packageName 9554 + " signature changed; retaining data."; 9555 reportSettingsProblem(Log.WARN, msg); 9556 } 9557 } 9558 } else { 9559 try { 9560 // SIDE EFFECTS; compareSignaturesCompat() changes KeysetManagerService 9561 verifySignaturesLP(signatureCheckPs, pkg); 9562 // We just determined the app is signed correctly, so bring 9563 // over the latest parsed certs. 9564 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9565 } catch (PackageManagerException e) { 9566 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9567 throw e; 9568 } 9569 // The signature has changed, but this package is in the system 9570 // image... let's recover! 9571 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9572 // However... if this package is part of a shared user, but it 9573 // doesn't match the signature of the shared user, let's fail. 9574 // What this means is that you can't change the signatures 9575 // associated with an overall shared user, which doesn't seem all 9576 // that unreasonable. 9577 if (signatureCheckPs.sharedUser != null) { 9578 if (compareSignatures(signatureCheckPs.sharedUser.signatures.mSignatures, 9579 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 9580 throw new PackageManagerException( 9581 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 9582 "Signature mismatch for shared user: " 9583 + pkgSetting.sharedUser); 9584 } 9585 } 9586 // File a report about this. 9587 String msg = "System package " + pkg.packageName 9588 + " signature changed; retaining data."; 9589 reportSettingsProblem(Log.WARN, msg); 9590 } 9591 } 9592 9593 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && pkg.mAdoptPermissions != null) { 9594 // This package wants to adopt ownership of permissions from 9595 // another package. 9596 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 9597 final String origName = pkg.mAdoptPermissions.get(i); 9598 final PackageSetting orig = mSettings.getPackageLPr(origName); 9599 if (orig != null) { 9600 if (verifyPackageUpdateLPr(orig, pkg)) { 9601 Slog.i(TAG, "Adopting permissions from " + origName + " to " 9602 + pkg.packageName); 9603 // SIDE EFFECTS; updates permissions system state; move elsewhere 9604 mSettings.transferPermissionsLPw(origName, pkg.packageName); 9605 } 9606 } 9607 } 9608 } 9609 } 9610 9611 pkg.applicationInfo.processName = fixProcessName( 9612 pkg.applicationInfo.packageName, 9613 pkg.applicationInfo.processName); 9614 9615 if (pkg != mPlatformPackage) { 9616 // Get all of our default paths setup 9617 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 9618 } 9619 9620 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 9621 9622 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 9623 if ((scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) != 0) { 9624 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "derivePackageAbi"); 9625 derivePackageAbi( 9626 pkg, scanFile, cpuAbiOverride, true /*extractLibs*/, mAppLib32InstallDir); 9627 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9628 9629 // Some system apps still use directory structure for native libraries 9630 // in which case we might end up not detecting abi solely based on apk 9631 // structure. Try to detect abi based on directory structure. 9632 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 9633 pkg.applicationInfo.primaryCpuAbi == null) { 9634 setBundledAppAbisAndRoots(pkg, pkgSetting); 9635 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 9636 } 9637 } else { 9638 // This is not a first boot or an upgrade, don't bother deriving the 9639 // ABI during the scan. Instead, trust the value that was stored in the 9640 // package setting. 9641 pkg.applicationInfo.primaryCpuAbi = primaryCpuAbiFromSettings; 9642 pkg.applicationInfo.secondaryCpuAbi = secondaryCpuAbiFromSettings; 9643 9644 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 9645 9646 if (DEBUG_ABI_SELECTION) { 9647 Slog.i(TAG, "Using ABIS and native lib paths from settings : " + 9648 pkg.packageName + " " + pkg.applicationInfo.primaryCpuAbi + ", " + 9649 pkg.applicationInfo.secondaryCpuAbi); 9650 } 9651 } 9652 } else { 9653 if ((scanFlags & SCAN_MOVE) != 0) { 9654 // We haven't run dex-opt for this move (since we've moved the compiled output too) 9655 // but we already have this packages package info in the PackageSetting. We just 9656 // use that and derive the native library path based on the new codepath. 9657 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 9658 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 9659 } 9660 9661 // Set native library paths again. For moves, the path will be updated based on the 9662 // ABIs we've determined above. For non-moves, the path will be updated based on the 9663 // ABIs we determined during compilation, but the path will depend on the final 9664 // package path (after the rename away from the stage path). 9665 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 9666 } 9667 9668 // This is a special case for the "system" package, where the ABI is 9669 // dictated by the zygote configuration (and init.rc). We should keep track 9670 // of this ABI so that we can deal with "normal" applications that run under 9671 // the same UID correctly. 9672 if (mPlatformPackage == pkg) { 9673 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 9674 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 9675 } 9676 9677 // If there's a mismatch between the abi-override in the package setting 9678 // and the abiOverride specified for the install. Warn about this because we 9679 // would've already compiled the app without taking the package setting into 9680 // account. 9681 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 9682 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 9683 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 9684 " for package " + pkg.packageName); 9685 } 9686 } 9687 9688 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 9689 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 9690 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 9691 9692 // Copy the derived override back to the parsed package, so that we can 9693 // update the package settings accordingly. 9694 pkg.cpuAbiOverride = cpuAbiOverride; 9695 9696 if (DEBUG_ABI_SELECTION) { 9697 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 9698 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 9699 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 9700 } 9701 9702 // Push the derived path down into PackageSettings so we know what to 9703 // clean up at uninstall time. 9704 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 9705 9706 if (DEBUG_ABI_SELECTION) { 9707 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 9708 " primary=" + pkg.applicationInfo.primaryCpuAbi + 9709 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 9710 } 9711 9712 // SIDE EFFECTS; removes DEX files from disk; move elsewhere 9713 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 9714 // We don't do this here during boot because we can do it all 9715 // at once after scanning all existing packages. 9716 // 9717 // We also do this *before* we perform dexopt on this package, so that 9718 // we can avoid redundant dexopts, and also to make sure we've got the 9719 // code and package path correct. 9720 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, pkg); 9721 } 9722 9723 if (mFactoryTest && pkg.requestedPermissions.contains( 9724 android.Manifest.permission.FACTORY_TEST)) { 9725 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 9726 } 9727 9728 if (isSystemApp(pkg)) { 9729 pkgSetting.isOrphaned = true; 9730 } 9731 9732 // Take care of first install / last update times. 9733 final long scanFileTime = getLastModifiedTime(pkg, scanFile); 9734 if (currentTime != 0) { 9735 if (pkgSetting.firstInstallTime == 0) { 9736 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 9737 } else if ((scanFlags & SCAN_UPDATE_TIME) != 0) { 9738 pkgSetting.lastUpdateTime = currentTime; 9739 } 9740 } else if (pkgSetting.firstInstallTime == 0) { 9741 // We need *something*. Take time time stamp of the file. 9742 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 9743 } else if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 9744 if (scanFileTime != pkgSetting.timeStamp) { 9745 // A package on the system image has changed; consider this 9746 // to be an update. 9747 pkgSetting.lastUpdateTime = scanFileTime; 9748 } 9749 } 9750 pkgSetting.setTimeStamp(scanFileTime); 9751 9752 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9753 if (nonMutatedPs != null) { 9754 synchronized (mPackages) { 9755 mSettings.mPackages.put(nonMutatedPs.name, nonMutatedPs); 9756 } 9757 } 9758 } else { 9759 final int userId = user == null ? 0 : user.getIdentifier(); 9760 // Modify state for the given package setting 9761 commitPackageSettings(pkg, pkgSetting, user, scanFlags, 9762 (policyFlags & PackageParser.PARSE_CHATTY) != 0 /*chatty*/); 9763 if (pkgSetting.getInstantApp(userId)) { 9764 mInstantAppRegistry.addInstantAppLPw(userId, pkgSetting.appId); 9765 } 9766 } 9767 return pkg; 9768 } 9769 9770 /** 9771 * Applies policy to the parsed package based upon the given policy flags. 9772 * Ensures the package is in a good state. 9773 * <p> 9774 * Implementation detail: This method must NOT have any side effect. It would 9775 * ideally be static, but, it requires locks to read system state. 9776 */ 9777 private void applyPolicy(PackageParser.Package pkg, int policyFlags) { 9778 if ((policyFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 9779 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 9780 if (pkg.applicationInfo.isDirectBootAware()) { 9781 // we're direct boot aware; set for all components 9782 for (PackageParser.Service s : pkg.services) { 9783 s.info.encryptionAware = s.info.directBootAware = true; 9784 } 9785 for (PackageParser.Provider p : pkg.providers) { 9786 p.info.encryptionAware = p.info.directBootAware = true; 9787 } 9788 for (PackageParser.Activity a : pkg.activities) { 9789 a.info.encryptionAware = a.info.directBootAware = true; 9790 } 9791 for (PackageParser.Activity r : pkg.receivers) { 9792 r.info.encryptionAware = r.info.directBootAware = true; 9793 } 9794 } 9795 } else { 9796 // Only allow system apps to be flagged as core apps. 9797 pkg.coreApp = false; 9798 // clear flags not applicable to regular apps 9799 pkg.applicationInfo.privateFlags &= 9800 ~ApplicationInfo.PRIVATE_FLAG_DEFAULT_TO_DEVICE_PROTECTED_STORAGE; 9801 pkg.applicationInfo.privateFlags &= 9802 ~ApplicationInfo.PRIVATE_FLAG_DIRECT_BOOT_AWARE; 9803 } 9804 pkg.mTrustedOverlay = (policyFlags&PackageParser.PARSE_TRUSTED_OVERLAY) != 0; 9805 9806 if ((policyFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 9807 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 9808 } 9809 9810 if (!isSystemApp(pkg)) { 9811 // Only system apps can use these features. 9812 pkg.mOriginalPackages = null; 9813 pkg.mRealPackage = null; 9814 pkg.mAdoptPermissions = null; 9815 } 9816 } 9817 9818 /** 9819 * Asserts the parsed package is valid according to the given policy. If the 9820 * package is invalid, for whatever reason, throws {@link PackageManagerException}. 9821 * <p> 9822 * Implementation detail: This method must NOT have any side effects. It would 9823 * ideally be static, but, it requires locks to read system state. 9824 * 9825 * @throws PackageManagerException If the package fails any of the validation checks 9826 */ 9827 private void assertPackageIsValid(PackageParser.Package pkg, int policyFlags, int scanFlags) 9828 throws PackageManagerException { 9829 if ((policyFlags & PackageParser.PARSE_ENFORCE_CODE) != 0) { 9830 assertCodePolicy(pkg); 9831 } 9832 9833 if (pkg.applicationInfo.getCodePath() == null || 9834 pkg.applicationInfo.getResourcePath() == null) { 9835 // Bail out. The resource and code paths haven't been set. 9836 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 9837 "Code and resource paths haven't been set correctly"); 9838 } 9839 9840 // Make sure we're not adding any bogus keyset info 9841 KeySetManagerService ksms = mSettings.mKeySetManagerService; 9842 ksms.assertScannedPackageValid(pkg); 9843 9844 synchronized (mPackages) { 9845 // The special "android" package can only be defined once 9846 if (pkg.packageName.equals("android")) { 9847 if (mAndroidApplication != null) { 9848 Slog.w(TAG, "*************************************************"); 9849 Slog.w(TAG, "Core android package being redefined. Skipping."); 9850 Slog.w(TAG, " codePath=" + pkg.codePath); 9851 Slog.w(TAG, "*************************************************"); 9852 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 9853 "Core android package being redefined. Skipping."); 9854 } 9855 } 9856 9857 // A package name must be unique; don't allow duplicates 9858 if (mPackages.containsKey(pkg.packageName)) { 9859 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 9860 "Application package " + pkg.packageName 9861 + " already installed. Skipping duplicate."); 9862 } 9863 9864 if (pkg.applicationInfo.isStaticSharedLibrary()) { 9865 // Static libs have a synthetic package name containing the version 9866 // but we still want the base name to be unique. 9867 if (mPackages.containsKey(pkg.manifestPackageName)) { 9868 throw new PackageManagerException( 9869 "Duplicate static shared lib provider package"); 9870 } 9871 9872 // Static shared libraries should have at least O target SDK 9873 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.O) { 9874 throw new PackageManagerException( 9875 "Packages declaring static-shared libs must target O SDK or higher"); 9876 } 9877 9878 // Package declaring static a shared lib cannot be instant apps 9879 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 9880 throw new PackageManagerException( 9881 "Packages declaring static-shared libs cannot be instant apps"); 9882 } 9883 9884 // Package declaring static a shared lib cannot be renamed since the package 9885 // name is synthetic and apps can't code around package manager internals. 9886 if (!ArrayUtils.isEmpty(pkg.mOriginalPackages)) { 9887 throw new PackageManagerException( 9888 "Packages declaring static-shared libs cannot be renamed"); 9889 } 9890 9891 // Package declaring static a shared lib cannot declare child packages 9892 if (!ArrayUtils.isEmpty(pkg.childPackages)) { 9893 throw new PackageManagerException( 9894 "Packages declaring static-shared libs cannot have child packages"); 9895 } 9896 9897 // Package declaring static a shared lib cannot declare dynamic libs 9898 if (!ArrayUtils.isEmpty(pkg.libraryNames)) { 9899 throw new PackageManagerException( 9900 "Packages declaring static-shared libs cannot declare dynamic libs"); 9901 } 9902 9903 // Package declaring static a shared lib cannot declare shared users 9904 if (pkg.mSharedUserId != null) { 9905 throw new PackageManagerException( 9906 "Packages declaring static-shared libs cannot declare shared users"); 9907 } 9908 9909 // Static shared libs cannot declare activities 9910 if (!pkg.activities.isEmpty()) { 9911 throw new PackageManagerException( 9912 "Static shared libs cannot declare activities"); 9913 } 9914 9915 // Static shared libs cannot declare services 9916 if (!pkg.services.isEmpty()) { 9917 throw new PackageManagerException( 9918 "Static shared libs cannot declare services"); 9919 } 9920 9921 // Static shared libs cannot declare providers 9922 if (!pkg.providers.isEmpty()) { 9923 throw new PackageManagerException( 9924 "Static shared libs cannot declare content providers"); 9925 } 9926 9927 // Static shared libs cannot declare receivers 9928 if (!pkg.receivers.isEmpty()) { 9929 throw new PackageManagerException( 9930 "Static shared libs cannot declare broadcast receivers"); 9931 } 9932 9933 // Static shared libs cannot declare permission groups 9934 if (!pkg.permissionGroups.isEmpty()) { 9935 throw new PackageManagerException( 9936 "Static shared libs cannot declare permission groups"); 9937 } 9938 9939 // Static shared libs cannot declare permissions 9940 if (!pkg.permissions.isEmpty()) { 9941 throw new PackageManagerException( 9942 "Static shared libs cannot declare permissions"); 9943 } 9944 9945 // Static shared libs cannot declare protected broadcasts 9946 if (pkg.protectedBroadcasts != null) { 9947 throw new PackageManagerException( 9948 "Static shared libs cannot declare protected broadcasts"); 9949 } 9950 9951 // Static shared libs cannot be overlay targets 9952 if (pkg.mOverlayTarget != null) { 9953 throw new PackageManagerException( 9954 "Static shared libs cannot be overlay targets"); 9955 } 9956 9957 // The version codes must be ordered as lib versions 9958 int minVersionCode = Integer.MIN_VALUE; 9959 int maxVersionCode = Integer.MAX_VALUE; 9960 9961 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 9962 pkg.staticSharedLibName); 9963 if (versionedLib != null) { 9964 final int versionCount = versionedLib.size(); 9965 for (int i = 0; i < versionCount; i++) { 9966 SharedLibraryInfo libInfo = versionedLib.valueAt(i).info; 9967 // TODO: We will change version code to long, so in the new API it is long 9968 final int libVersionCode = (int) libInfo.getDeclaringPackage() 9969 .getVersionCode(); 9970 if (libInfo.getVersion() < pkg.staticSharedLibVersion) { 9971 minVersionCode = Math.max(minVersionCode, libVersionCode + 1); 9972 } else if (libInfo.getVersion() > pkg.staticSharedLibVersion) { 9973 maxVersionCode = Math.min(maxVersionCode, libVersionCode - 1); 9974 } else { 9975 minVersionCode = maxVersionCode = libVersionCode; 9976 break; 9977 } 9978 } 9979 } 9980 if (pkg.mVersionCode < minVersionCode || pkg.mVersionCode > maxVersionCode) { 9981 throw new PackageManagerException("Static shared" 9982 + " lib version codes must be ordered as lib versions"); 9983 } 9984 } 9985 9986 // Only privileged apps and updated privileged apps can add child packages. 9987 if (pkg.childPackages != null && !pkg.childPackages.isEmpty()) { 9988 if ((policyFlags & PARSE_IS_PRIVILEGED) == 0) { 9989 throw new PackageManagerException("Only privileged apps can add child " 9990 + "packages. Ignoring package " + pkg.packageName); 9991 } 9992 final int childCount = pkg.childPackages.size(); 9993 for (int i = 0; i < childCount; i++) { 9994 PackageParser.Package childPkg = pkg.childPackages.get(i); 9995 if (mSettings.hasOtherDisabledSystemPkgWithChildLPr(pkg.packageName, 9996 childPkg.packageName)) { 9997 throw new PackageManagerException("Can't override child of " 9998 + "another disabled app. Ignoring package " + pkg.packageName); 9999 } 10000 } 10001 } 10002 10003 // If we're only installing presumed-existing packages, require that the 10004 // scanned APK is both already known and at the path previously established 10005 // for it. Previously unknown packages we pick up normally, but if we have an 10006 // a priori expectation about this package's install presence, enforce it. 10007 // With a singular exception for new system packages. When an OTA contains 10008 // a new system package, we allow the codepath to change from a system location 10009 // to the user-installed location. If we don't allow this change, any newer, 10010 // user-installed version of the application will be ignored. 10011 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 10012 if (mExpectingBetter.containsKey(pkg.packageName)) { 10013 logCriticalInfo(Log.WARN, 10014 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 10015 } else { 10016 PackageSetting known = mSettings.getPackageLPr(pkg.packageName); 10017 if (known != null) { 10018 if (DEBUG_PACKAGE_SCANNING) { 10019 Log.d(TAG, "Examining " + pkg.codePath 10020 + " and requiring known paths " + known.codePathString 10021 + " & " + known.resourcePathString); 10022 } 10023 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 10024 || !pkg.applicationInfo.getResourcePath().equals( 10025 known.resourcePathString)) { 10026 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 10027 "Application package " + pkg.packageName 10028 + " found at " + pkg.applicationInfo.getCodePath() 10029 + " but expected at " + known.codePathString 10030 + "; ignoring."); 10031 } 10032 } 10033 } 10034 } 10035 10036 // Verify that this new package doesn't have any content providers 10037 // that conflict with existing packages. Only do this if the 10038 // package isn't already installed, since we don't want to break 10039 // things that are installed. 10040 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 10041 final int N = pkg.providers.size(); 10042 int i; 10043 for (i=0; i<N; i++) { 10044 PackageParser.Provider p = pkg.providers.get(i); 10045 if (p.info.authority != null) { 10046 String names[] = p.info.authority.split(";"); 10047 for (int j = 0; j < names.length; j++) { 10048 if (mProvidersByAuthority.containsKey(names[j])) { 10049 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 10050 final String otherPackageName = 10051 ((other != null && other.getComponentName() != null) ? 10052 other.getComponentName().getPackageName() : "?"); 10053 throw new PackageManagerException( 10054 INSTALL_FAILED_CONFLICTING_PROVIDER, 10055 "Can't install because provider name " + names[j] 10056 + " (in package " + pkg.applicationInfo.packageName 10057 + ") is already used by " + otherPackageName); 10058 } 10059 } 10060 } 10061 } 10062 } 10063 } 10064 } 10065 10066 private boolean addSharedLibraryLPw(String path, String apk, String name, int version, 10067 int type, String declaringPackageName, int declaringVersionCode) { 10068 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 10069 if (versionedLib == null) { 10070 versionedLib = new SparseArray<>(); 10071 mSharedLibraries.put(name, versionedLib); 10072 if (type == SharedLibraryInfo.TYPE_STATIC) { 10073 mStaticLibsByDeclaringPackage.put(declaringPackageName, versionedLib); 10074 } 10075 } else if (versionedLib.indexOfKey(version) >= 0) { 10076 return false; 10077 } 10078 SharedLibraryEntry libEntry = new SharedLibraryEntry(path, apk, name, 10079 version, type, declaringPackageName, declaringVersionCode); 10080 versionedLib.put(version, libEntry); 10081 return true; 10082 } 10083 10084 private boolean removeSharedLibraryLPw(String name, int version) { 10085 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 10086 if (versionedLib == null) { 10087 return false; 10088 } 10089 final int libIdx = versionedLib.indexOfKey(version); 10090 if (libIdx < 0) { 10091 return false; 10092 } 10093 SharedLibraryEntry libEntry = versionedLib.valueAt(libIdx); 10094 versionedLib.remove(version); 10095 if (versionedLib.size() <= 0) { 10096 mSharedLibraries.remove(name); 10097 if (libEntry.info.getType() == SharedLibraryInfo.TYPE_STATIC) { 10098 mStaticLibsByDeclaringPackage.remove(libEntry.info.getDeclaringPackage() 10099 .getPackageName()); 10100 } 10101 } 10102 return true; 10103 } 10104 10105 /** 10106 * Adds a scanned package to the system. When this method is finished, the package will 10107 * be available for query, resolution, etc... 10108 */ 10109 private void commitPackageSettings(PackageParser.Package pkg, PackageSetting pkgSetting, 10110 UserHandle user, int scanFlags, boolean chatty) throws PackageManagerException { 10111 final String pkgName = pkg.packageName; 10112 if (mCustomResolverComponentName != null && 10113 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 10114 setUpCustomResolverActivity(pkg); 10115 } 10116 10117 if (pkg.packageName.equals("android")) { 10118 synchronized (mPackages) { 10119 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 10120 // Set up information for our fall-back user intent resolution activity. 10121 mPlatformPackage = pkg; 10122 pkg.mVersionCode = mSdkVersion; 10123 mAndroidApplication = pkg.applicationInfo; 10124 if (!mResolverReplaced) { 10125 mResolveActivity.applicationInfo = mAndroidApplication; 10126 mResolveActivity.name = ResolverActivity.class.getName(); 10127 mResolveActivity.packageName = mAndroidApplication.packageName; 10128 mResolveActivity.processName = "system:ui"; 10129 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 10130 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 10131 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 10132 mResolveActivity.theme = R.style.Theme_Material_Dialog_Alert; 10133 mResolveActivity.exported = true; 10134 mResolveActivity.enabled = true; 10135 mResolveActivity.resizeMode = ActivityInfo.RESIZE_MODE_RESIZEABLE; 10136 mResolveActivity.configChanges = ActivityInfo.CONFIG_SCREEN_SIZE 10137 | ActivityInfo.CONFIG_SMALLEST_SCREEN_SIZE 10138 | ActivityInfo.CONFIG_SCREEN_LAYOUT 10139 | ActivityInfo.CONFIG_ORIENTATION 10140 | ActivityInfo.CONFIG_KEYBOARD 10141 | ActivityInfo.CONFIG_KEYBOARD_HIDDEN; 10142 mResolveInfo.activityInfo = mResolveActivity; 10143 mResolveInfo.priority = 0; 10144 mResolveInfo.preferredOrder = 0; 10145 mResolveInfo.match = 0; 10146 mResolveComponentName = new ComponentName( 10147 mAndroidApplication.packageName, mResolveActivity.name); 10148 } 10149 } 10150 } 10151 } 10152 10153 ArrayList<PackageParser.Package> clientLibPkgs = null; 10154 // writer 10155 synchronized (mPackages) { 10156 boolean hasStaticSharedLibs = false; 10157 10158 // Any app can add new static shared libraries 10159 if (pkg.staticSharedLibName != null) { 10160 // Static shared libs don't allow renaming as they have synthetic package 10161 // names to allow install of multiple versions, so use name from manifest. 10162 if (addSharedLibraryLPw(null, pkg.packageName, pkg.staticSharedLibName, 10163 pkg.staticSharedLibVersion, SharedLibraryInfo.TYPE_STATIC, 10164 pkg.manifestPackageName, pkg.mVersionCode)) { 10165 hasStaticSharedLibs = true; 10166 } else { 10167 Slog.w(TAG, "Package " + pkg.packageName + " library " 10168 + pkg.staticSharedLibName + " already exists; skipping"); 10169 } 10170 // Static shared libs cannot be updated once installed since they 10171 // use synthetic package name which includes the version code, so 10172 // not need to update other packages's shared lib dependencies. 10173 } 10174 10175 if (!hasStaticSharedLibs 10176 && (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10177 // Only system apps can add new dynamic shared libraries. 10178 if (pkg.libraryNames != null) { 10179 for (int i = 0; i < pkg.libraryNames.size(); i++) { 10180 String name = pkg.libraryNames.get(i); 10181 boolean allowed = false; 10182 if (pkg.isUpdatedSystemApp()) { 10183 // New library entries can only be added through the 10184 // system image. This is important to get rid of a lot 10185 // of nasty edge cases: for example if we allowed a non- 10186 // system update of the app to add a library, then uninstalling 10187 // the update would make the library go away, and assumptions 10188 // we made such as through app install filtering would now 10189 // have allowed apps on the device which aren't compatible 10190 // with it. Better to just have the restriction here, be 10191 // conservative, and create many fewer cases that can negatively 10192 // impact the user experience. 10193 final PackageSetting sysPs = mSettings 10194 .getDisabledSystemPkgLPr(pkg.packageName); 10195 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 10196 for (int j = 0; j < sysPs.pkg.libraryNames.size(); j++) { 10197 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 10198 allowed = true; 10199 break; 10200 } 10201 } 10202 } 10203 } else { 10204 allowed = true; 10205 } 10206 if (allowed) { 10207 if (!addSharedLibraryLPw(null, pkg.packageName, name, 10208 SharedLibraryInfo.VERSION_UNDEFINED, 10209 SharedLibraryInfo.TYPE_DYNAMIC, 10210 pkg.packageName, pkg.mVersionCode)) { 10211 Slog.w(TAG, "Package " + pkg.packageName + " library " 10212 + name + " already exists; skipping"); 10213 } 10214 } else { 10215 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 10216 + name + " that is not declared on system image; skipping"); 10217 } 10218 } 10219 10220 if ((scanFlags & SCAN_BOOTING) == 0) { 10221 // If we are not booting, we need to update any applications 10222 // that are clients of our shared library. If we are booting, 10223 // this will all be done once the scan is complete. 10224 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 10225 } 10226 } 10227 } 10228 } 10229 10230 if ((scanFlags & SCAN_BOOTING) != 0) { 10231 // No apps can run during boot scan, so they don't need to be frozen 10232 } else if ((scanFlags & SCAN_DONT_KILL_APP) != 0) { 10233 // Caller asked to not kill app, so it's probably not frozen 10234 } else if ((scanFlags & SCAN_IGNORE_FROZEN) != 0) { 10235 // Caller asked us to ignore frozen check for some reason; they 10236 // probably didn't know the package name 10237 } else { 10238 // We're doing major surgery on this package, so it better be frozen 10239 // right now to keep it from launching 10240 checkPackageFrozen(pkgName); 10241 } 10242 10243 // Also need to kill any apps that are dependent on the library. 10244 if (clientLibPkgs != null) { 10245 for (int i=0; i<clientLibPkgs.size(); i++) { 10246 PackageParser.Package clientPkg = clientLibPkgs.get(i); 10247 killApplication(clientPkg.applicationInfo.packageName, 10248 clientPkg.applicationInfo.uid, "update lib"); 10249 } 10250 } 10251 10252 // writer 10253 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 10254 10255 synchronized (mPackages) { 10256 // We don't expect installation to fail beyond this point 10257 10258 // Add the new setting to mSettings 10259 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 10260 // Add the new setting to mPackages 10261 mPackages.put(pkg.applicationInfo.packageName, pkg); 10262 // Make sure we don't accidentally delete its data. 10263 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 10264 while (iter.hasNext()) { 10265 PackageCleanItem item = iter.next(); 10266 if (pkgName.equals(item.packageName)) { 10267 iter.remove(); 10268 } 10269 } 10270 10271 // Add the package's KeySets to the global KeySetManagerService 10272 KeySetManagerService ksms = mSettings.mKeySetManagerService; 10273 ksms.addScannedPackageLPw(pkg); 10274 10275 int N = pkg.providers.size(); 10276 StringBuilder r = null; 10277 int i; 10278 for (i=0; i<N; i++) { 10279 PackageParser.Provider p = pkg.providers.get(i); 10280 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 10281 p.info.processName); 10282 mProviders.addProvider(p); 10283 p.syncable = p.info.isSyncable; 10284 if (p.info.authority != null) { 10285 String names[] = p.info.authority.split(";"); 10286 p.info.authority = null; 10287 for (int j = 0; j < names.length; j++) { 10288 if (j == 1 && p.syncable) { 10289 // We only want the first authority for a provider to possibly be 10290 // syncable, so if we already added this provider using a different 10291 // authority clear the syncable flag. We copy the provider before 10292 // changing it because the mProviders object contains a reference 10293 // to a provider that we don't want to change. 10294 // Only do this for the second authority since the resulting provider 10295 // object can be the same for all future authorities for this provider. 10296 p = new PackageParser.Provider(p); 10297 p.syncable = false; 10298 } 10299 if (!mProvidersByAuthority.containsKey(names[j])) { 10300 mProvidersByAuthority.put(names[j], p); 10301 if (p.info.authority == null) { 10302 p.info.authority = names[j]; 10303 } else { 10304 p.info.authority = p.info.authority + ";" + names[j]; 10305 } 10306 if (DEBUG_PACKAGE_SCANNING) { 10307 if (chatty) 10308 Log.d(TAG, "Registered content provider: " + names[j] 10309 + ", className = " + p.info.name + ", isSyncable = " 10310 + p.info.isSyncable); 10311 } 10312 } else { 10313 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 10314 Slog.w(TAG, "Skipping provider name " + names[j] + 10315 " (in package " + pkg.applicationInfo.packageName + 10316 "): name already used by " 10317 + ((other != null && other.getComponentName() != null) 10318 ? other.getComponentName().getPackageName() : "?")); 10319 } 10320 } 10321 } 10322 if (chatty) { 10323 if (r == null) { 10324 r = new StringBuilder(256); 10325 } else { 10326 r.append(' '); 10327 } 10328 r.append(p.info.name); 10329 } 10330 } 10331 if (r != null) { 10332 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 10333 } 10334 10335 N = pkg.services.size(); 10336 r = null; 10337 for (i=0; i<N; i++) { 10338 PackageParser.Service s = pkg.services.get(i); 10339 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 10340 s.info.processName); 10341 mServices.addService(s); 10342 if (chatty) { 10343 if (r == null) { 10344 r = new StringBuilder(256); 10345 } else { 10346 r.append(' '); 10347 } 10348 r.append(s.info.name); 10349 } 10350 } 10351 if (r != null) { 10352 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 10353 } 10354 10355 N = pkg.receivers.size(); 10356 r = null; 10357 for (i=0; i<N; i++) { 10358 PackageParser.Activity a = pkg.receivers.get(i); 10359 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 10360 a.info.processName); 10361 mReceivers.addActivity(a, "receiver"); 10362 if (chatty) { 10363 if (r == null) { 10364 r = new StringBuilder(256); 10365 } else { 10366 r.append(' '); 10367 } 10368 r.append(a.info.name); 10369 } 10370 } 10371 if (r != null) { 10372 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 10373 } 10374 10375 N = pkg.activities.size(); 10376 r = null; 10377 for (i=0; i<N; i++) { 10378 PackageParser.Activity a = pkg.activities.get(i); 10379 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 10380 a.info.processName); 10381 mActivities.addActivity(a, "activity"); 10382 if (chatty) { 10383 if (r == null) { 10384 r = new StringBuilder(256); 10385 } else { 10386 r.append(' '); 10387 } 10388 r.append(a.info.name); 10389 } 10390 } 10391 if (r != null) { 10392 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 10393 } 10394 10395 N = pkg.permissionGroups.size(); 10396 r = null; 10397 for (i=0; i<N; i++) { 10398 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 10399 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 10400 final String curPackageName = cur == null ? null : cur.info.packageName; 10401 // Dont allow ephemeral apps to define new permission groups. 10402 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 10403 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 10404 + pg.info.packageName 10405 + " ignored: instant apps cannot define new permission groups."); 10406 continue; 10407 } 10408 final boolean isPackageUpdate = pg.info.packageName.equals(curPackageName); 10409 if (cur == null || isPackageUpdate) { 10410 mPermissionGroups.put(pg.info.name, pg); 10411 if (chatty) { 10412 if (r == null) { 10413 r = new StringBuilder(256); 10414 } else { 10415 r.append(' '); 10416 } 10417 if (isPackageUpdate) { 10418 r.append("UPD:"); 10419 } 10420 r.append(pg.info.name); 10421 } 10422 } else { 10423 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 10424 + pg.info.packageName + " ignored: original from " 10425 + cur.info.packageName); 10426 if (chatty) { 10427 if (r == null) { 10428 r = new StringBuilder(256); 10429 } else { 10430 r.append(' '); 10431 } 10432 r.append("DUP:"); 10433 r.append(pg.info.name); 10434 } 10435 } 10436 } 10437 if (r != null) { 10438 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 10439 } 10440 10441 N = pkg.permissions.size(); 10442 r = null; 10443 for (i=0; i<N; i++) { 10444 PackageParser.Permission p = pkg.permissions.get(i); 10445 10446 // Dont allow ephemeral apps to define new permissions. 10447 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 10448 Slog.w(TAG, "Permission " + p.info.name + " from package " 10449 + p.info.packageName 10450 + " ignored: instant apps cannot define new permissions."); 10451 continue; 10452 } 10453 10454 // Assume by default that we did not install this permission into the system. 10455 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 10456 10457 // Now that permission groups have a special meaning, we ignore permission 10458 // groups for legacy apps to prevent unexpected behavior. In particular, 10459 // permissions for one app being granted to someone just becase they happen 10460 // to be in a group defined by another app (before this had no implications). 10461 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 10462 p.group = mPermissionGroups.get(p.info.group); 10463 // Warn for a permission in an unknown group. 10464 if (p.info.group != null && p.group == null) { 10465 Slog.w(TAG, "Permission " + p.info.name + " from package " 10466 + p.info.packageName + " in an unknown group " + p.info.group); 10467 } 10468 } 10469 10470 ArrayMap<String, BasePermission> permissionMap = 10471 p.tree ? mSettings.mPermissionTrees 10472 : mSettings.mPermissions; 10473 BasePermission bp = permissionMap.get(p.info.name); 10474 10475 // Allow system apps to redefine non-system permissions 10476 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 10477 final boolean currentOwnerIsSystem = (bp.perm != null 10478 && isSystemApp(bp.perm.owner)); 10479 if (isSystemApp(p.owner)) { 10480 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 10481 // It's a built-in permission and no owner, take ownership now 10482 bp.packageSetting = pkgSetting; 10483 bp.perm = p; 10484 bp.uid = pkg.applicationInfo.uid; 10485 bp.sourcePackage = p.info.packageName; 10486 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 10487 } else if (!currentOwnerIsSystem) { 10488 String msg = "New decl " + p.owner + " of permission " 10489 + p.info.name + " is system; overriding " + bp.sourcePackage; 10490 reportSettingsProblem(Log.WARN, msg); 10491 bp = null; 10492 } 10493 } 10494 } 10495 10496 if (bp == null) { 10497 bp = new BasePermission(p.info.name, p.info.packageName, 10498 BasePermission.TYPE_NORMAL); 10499 permissionMap.put(p.info.name, bp); 10500 } 10501 10502 if (bp.perm == null) { 10503 if (bp.sourcePackage == null 10504 || bp.sourcePackage.equals(p.info.packageName)) { 10505 BasePermission tree = findPermissionTreeLP(p.info.name); 10506 if (tree == null 10507 || tree.sourcePackage.equals(p.info.packageName)) { 10508 bp.packageSetting = pkgSetting; 10509 bp.perm = p; 10510 bp.uid = pkg.applicationInfo.uid; 10511 bp.sourcePackage = p.info.packageName; 10512 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 10513 if (chatty) { 10514 if (r == null) { 10515 r = new StringBuilder(256); 10516 } else { 10517 r.append(' '); 10518 } 10519 r.append(p.info.name); 10520 } 10521 } else { 10522 Slog.w(TAG, "Permission " + p.info.name + " from package " 10523 + p.info.packageName + " ignored: base tree " 10524 + tree.name + " is from package " 10525 + tree.sourcePackage); 10526 } 10527 } else { 10528 Slog.w(TAG, "Permission " + p.info.name + " from package " 10529 + p.info.packageName + " ignored: original from " 10530 + bp.sourcePackage); 10531 } 10532 } else if (chatty) { 10533 if (r == null) { 10534 r = new StringBuilder(256); 10535 } else { 10536 r.append(' '); 10537 } 10538 r.append("DUP:"); 10539 r.append(p.info.name); 10540 } 10541 if (bp.perm == p) { 10542 bp.protectionLevel = p.info.protectionLevel; 10543 } 10544 } 10545 10546 if (r != null) { 10547 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 10548 } 10549 10550 N = pkg.instrumentation.size(); 10551 r = null; 10552 for (i=0; i<N; i++) { 10553 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 10554 a.info.packageName = pkg.applicationInfo.packageName; 10555 a.info.sourceDir = pkg.applicationInfo.sourceDir; 10556 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 10557 a.info.splitNames = pkg.splitNames; 10558 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 10559 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 10560 a.info.splitDependencies = pkg.applicationInfo.splitDependencies; 10561 a.info.dataDir = pkg.applicationInfo.dataDir; 10562 a.info.deviceProtectedDataDir = pkg.applicationInfo.deviceProtectedDataDir; 10563 a.info.credentialProtectedDataDir = pkg.applicationInfo.credentialProtectedDataDir; 10564 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 10565 a.info.secondaryNativeLibraryDir = pkg.applicationInfo.secondaryNativeLibraryDir; 10566 mInstrumentation.put(a.getComponentName(), a); 10567 if (chatty) { 10568 if (r == null) { 10569 r = new StringBuilder(256); 10570 } else { 10571 r.append(' '); 10572 } 10573 r.append(a.info.name); 10574 } 10575 } 10576 if (r != null) { 10577 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 10578 } 10579 10580 if (pkg.protectedBroadcasts != null) { 10581 N = pkg.protectedBroadcasts.size(); 10582 for (i=0; i<N; i++) { 10583 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 10584 } 10585 } 10586 } 10587 10588 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10589 } 10590 10591 /** 10592 * Derive the ABI of a non-system package located at {@code scanFile}. This information 10593 * is derived purely on the basis of the contents of {@code scanFile} and 10594 * {@code cpuAbiOverride}. 10595 * 10596 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 10597 */ 10598 private static void derivePackageAbi(PackageParser.Package pkg, File scanFile, 10599 String cpuAbiOverride, boolean extractLibs, 10600 File appLib32InstallDir) 10601 throws PackageManagerException { 10602 // Give ourselves some initial paths; we'll come back for another 10603 // pass once we've determined ABI below. 10604 setNativeLibraryPaths(pkg, appLib32InstallDir); 10605 10606 // We would never need to extract libs for forward-locked and external packages, 10607 // since the container service will do it for us. We shouldn't attempt to 10608 // extract libs from system app when it was not updated. 10609 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 10610 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 10611 extractLibs = false; 10612 } 10613 10614 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 10615 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 10616 10617 NativeLibraryHelper.Handle handle = null; 10618 try { 10619 handle = NativeLibraryHelper.Handle.create(pkg); 10620 // TODO(multiArch): This can be null for apps that didn't go through the 10621 // usual installation process. We can calculate it again, like we 10622 // do during install time. 10623 // 10624 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 10625 // unnecessary. 10626 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 10627 10628 // Null out the abis so that they can be recalculated. 10629 pkg.applicationInfo.primaryCpuAbi = null; 10630 pkg.applicationInfo.secondaryCpuAbi = null; 10631 if (isMultiArch(pkg.applicationInfo)) { 10632 // Warn if we've set an abiOverride for multi-lib packages.. 10633 // By definition, we need to copy both 32 and 64 bit libraries for 10634 // such packages. 10635 if (pkg.cpuAbiOverride != null 10636 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 10637 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 10638 } 10639 10640 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 10641 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 10642 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 10643 if (extractLibs) { 10644 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10645 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10646 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 10647 useIsaSpecificSubdirs); 10648 } else { 10649 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10650 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 10651 } 10652 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10653 } 10654 10655 maybeThrowExceptionForMultiArchCopy( 10656 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 10657 10658 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 10659 if (extractLibs) { 10660 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10661 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10662 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 10663 useIsaSpecificSubdirs); 10664 } else { 10665 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10666 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 10667 } 10668 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10669 } 10670 10671 maybeThrowExceptionForMultiArchCopy( 10672 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 10673 10674 if (abi64 >= 0) { 10675 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 10676 } 10677 10678 if (abi32 >= 0) { 10679 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 10680 if (abi64 >= 0) { 10681 if (pkg.use32bitAbi) { 10682 pkg.applicationInfo.secondaryCpuAbi = pkg.applicationInfo.primaryCpuAbi; 10683 pkg.applicationInfo.primaryCpuAbi = abi; 10684 } else { 10685 pkg.applicationInfo.secondaryCpuAbi = abi; 10686 } 10687 } else { 10688 pkg.applicationInfo.primaryCpuAbi = abi; 10689 } 10690 } 10691 10692 } else { 10693 String[] abiList = (cpuAbiOverride != null) ? 10694 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 10695 10696 // Enable gross and lame hacks for apps that are built with old 10697 // SDK tools. We must scan their APKs for renderscript bitcode and 10698 // not launch them if it's present. Don't bother checking on devices 10699 // that don't have 64 bit support. 10700 boolean needsRenderScriptOverride = false; 10701 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 10702 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 10703 abiList = Build.SUPPORTED_32_BIT_ABIS; 10704 needsRenderScriptOverride = true; 10705 } 10706 10707 final int copyRet; 10708 if (extractLibs) { 10709 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10710 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10711 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 10712 } else { 10713 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10714 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 10715 } 10716 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10717 10718 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 10719 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 10720 "Error unpackaging native libs for app, errorCode=" + copyRet); 10721 } 10722 10723 if (copyRet >= 0) { 10724 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 10725 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 10726 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 10727 } else if (needsRenderScriptOverride) { 10728 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 10729 } 10730 } 10731 } catch (IOException ioe) { 10732 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 10733 } finally { 10734 IoUtils.closeQuietly(handle); 10735 } 10736 10737 // Now that we've calculated the ABIs and determined if it's an internal app, 10738 // we will go ahead and populate the nativeLibraryPath. 10739 setNativeLibraryPaths(pkg, appLib32InstallDir); 10740 } 10741 10742 /** 10743 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 10744 * i.e, so that all packages can be run inside a single process if required. 10745 * 10746 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 10747 * this function will either try and make the ABI for all packages in {@code packagesForUser} 10748 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 10749 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 10750 * updating a package that belongs to a shared user. 10751 * 10752 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 10753 * adds unnecessary complexity. 10754 */ 10755 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 10756 PackageParser.Package scannedPackage) { 10757 String requiredInstructionSet = null; 10758 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 10759 requiredInstructionSet = VMRuntime.getInstructionSet( 10760 scannedPackage.applicationInfo.primaryCpuAbi); 10761 } 10762 10763 PackageSetting requirer = null; 10764 for (PackageSetting ps : packagesForUser) { 10765 // If packagesForUser contains scannedPackage, we skip it. This will happen 10766 // when scannedPackage is an update of an existing package. Without this check, 10767 // we will never be able to change the ABI of any package belonging to a shared 10768 // user, even if it's compatible with other packages. 10769 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 10770 if (ps.primaryCpuAbiString == null) { 10771 continue; 10772 } 10773 10774 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 10775 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 10776 // We have a mismatch between instruction sets (say arm vs arm64) warn about 10777 // this but there's not much we can do. 10778 String errorMessage = "Instruction set mismatch, " 10779 + ((requirer == null) ? "[caller]" : requirer) 10780 + " requires " + requiredInstructionSet + " whereas " + ps 10781 + " requires " + instructionSet; 10782 Slog.w(TAG, errorMessage); 10783 } 10784 10785 if (requiredInstructionSet == null) { 10786 requiredInstructionSet = instructionSet; 10787 requirer = ps; 10788 } 10789 } 10790 } 10791 10792 if (requiredInstructionSet != null) { 10793 String adjustedAbi; 10794 if (requirer != null) { 10795 // requirer != null implies that either scannedPackage was null or that scannedPackage 10796 // did not require an ABI, in which case we have to adjust scannedPackage to match 10797 // the ABI of the set (which is the same as requirer's ABI) 10798 adjustedAbi = requirer.primaryCpuAbiString; 10799 if (scannedPackage != null) { 10800 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 10801 } 10802 } else { 10803 // requirer == null implies that we're updating all ABIs in the set to 10804 // match scannedPackage. 10805 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 10806 } 10807 10808 for (PackageSetting ps : packagesForUser) { 10809 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 10810 if (ps.primaryCpuAbiString != null) { 10811 continue; 10812 } 10813 10814 ps.primaryCpuAbiString = adjustedAbi; 10815 if (ps.pkg != null && ps.pkg.applicationInfo != null && 10816 !TextUtils.equals(adjustedAbi, ps.pkg.applicationInfo.primaryCpuAbi)) { 10817 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 10818 Slog.i(TAG, "Adjusting ABI for " + ps.name + " to " + adjustedAbi 10819 + " (requirer=" 10820 + (requirer != null ? requirer.pkg : "null") 10821 + ", scannedPackage=" 10822 + (scannedPackage != null ? scannedPackage : "null") 10823 + ")"); 10824 try { 10825 mInstaller.rmdex(ps.codePathString, 10826 getDexCodeInstructionSet(getPreferredInstructionSet())); 10827 } catch (InstallerException ignored) { 10828 } 10829 } 10830 } 10831 } 10832 } 10833 } 10834 10835 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 10836 synchronized (mPackages) { 10837 mResolverReplaced = true; 10838 // Set up information for custom user intent resolution activity. 10839 mResolveActivity.applicationInfo = pkg.applicationInfo; 10840 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 10841 mResolveActivity.packageName = pkg.applicationInfo.packageName; 10842 mResolveActivity.processName = pkg.applicationInfo.packageName; 10843 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 10844 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 10845 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 10846 mResolveActivity.theme = 0; 10847 mResolveActivity.exported = true; 10848 mResolveActivity.enabled = true; 10849 mResolveInfo.activityInfo = mResolveActivity; 10850 mResolveInfo.priority = 0; 10851 mResolveInfo.preferredOrder = 0; 10852 mResolveInfo.match = 0; 10853 mResolveComponentName = mCustomResolverComponentName; 10854 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 10855 mResolveComponentName); 10856 } 10857 } 10858 10859 private void setUpInstantAppInstallerActivityLP(ActivityInfo installerActivity) { 10860 if (installerActivity == null) { 10861 if (DEBUG_EPHEMERAL) { 10862 Slog.d(TAG, "Clear ephemeral installer activity"); 10863 } 10864 mInstantAppInstallerActivity = null; 10865 return; 10866 } 10867 10868 if (DEBUG_EPHEMERAL) { 10869 Slog.d(TAG, "Set ephemeral installer activity: " 10870 + installerActivity.getComponentName()); 10871 } 10872 // Set up information for ephemeral installer activity 10873 mInstantAppInstallerActivity = installerActivity; 10874 mInstantAppInstallerActivity.flags |= ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS 10875 | ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 10876 mInstantAppInstallerActivity.exported = true; 10877 mInstantAppInstallerActivity.enabled = true; 10878 mInstantAppInstallerInfo.activityInfo = mInstantAppInstallerActivity; 10879 mInstantAppInstallerInfo.priority = 0; 10880 mInstantAppInstallerInfo.preferredOrder = 1; 10881 mInstantAppInstallerInfo.isDefault = true; 10882 mInstantAppInstallerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 10883 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 10884 } 10885 10886 private static String calculateBundledApkRoot(final String codePathString) { 10887 final File codePath = new File(codePathString); 10888 final File codeRoot; 10889 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 10890 codeRoot = Environment.getRootDirectory(); 10891 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 10892 codeRoot = Environment.getOemDirectory(); 10893 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 10894 codeRoot = Environment.getVendorDirectory(); 10895 } else { 10896 // Unrecognized code path; take its top real segment as the apk root: 10897 // e.g. /something/app/blah.apk => /something 10898 try { 10899 File f = codePath.getCanonicalFile(); 10900 File parent = f.getParentFile(); // non-null because codePath is a file 10901 File tmp; 10902 while ((tmp = parent.getParentFile()) != null) { 10903 f = parent; 10904 parent = tmp; 10905 } 10906 codeRoot = f; 10907 Slog.w(TAG, "Unrecognized code path " 10908 + codePath + " - using " + codeRoot); 10909 } catch (IOException e) { 10910 // Can't canonicalize the code path -- shenanigans? 10911 Slog.w(TAG, "Can't canonicalize code path " + codePath); 10912 return Environment.getRootDirectory().getPath(); 10913 } 10914 } 10915 return codeRoot.getPath(); 10916 } 10917 10918 /** 10919 * Derive and set the location of native libraries for the given package, 10920 * which varies depending on where and how the package was installed. 10921 */ 10922 private static void setNativeLibraryPaths(PackageParser.Package pkg, File appLib32InstallDir) { 10923 final ApplicationInfo info = pkg.applicationInfo; 10924 final String codePath = pkg.codePath; 10925 final File codeFile = new File(codePath); 10926 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 10927 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 10928 10929 info.nativeLibraryRootDir = null; 10930 info.nativeLibraryRootRequiresIsa = false; 10931 info.nativeLibraryDir = null; 10932 info.secondaryNativeLibraryDir = null; 10933 10934 if (isApkFile(codeFile)) { 10935 // Monolithic install 10936 if (bundledApp) { 10937 // If "/system/lib64/apkname" exists, assume that is the per-package 10938 // native library directory to use; otherwise use "/system/lib/apkname". 10939 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 10940 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 10941 getPrimaryInstructionSet(info)); 10942 10943 // This is a bundled system app so choose the path based on the ABI. 10944 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 10945 // is just the default path. 10946 final String apkName = deriveCodePathName(codePath); 10947 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 10948 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 10949 apkName).getAbsolutePath(); 10950 10951 if (info.secondaryCpuAbi != null) { 10952 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 10953 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 10954 secondaryLibDir, apkName).getAbsolutePath(); 10955 } 10956 } else if (asecApp) { 10957 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 10958 .getAbsolutePath(); 10959 } else { 10960 final String apkName = deriveCodePathName(codePath); 10961 info.nativeLibraryRootDir = new File(appLib32InstallDir, apkName) 10962 .getAbsolutePath(); 10963 } 10964 10965 info.nativeLibraryRootRequiresIsa = false; 10966 info.nativeLibraryDir = info.nativeLibraryRootDir; 10967 } else { 10968 // Cluster install 10969 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 10970 info.nativeLibraryRootRequiresIsa = true; 10971 10972 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 10973 getPrimaryInstructionSet(info)).getAbsolutePath(); 10974 10975 if (info.secondaryCpuAbi != null) { 10976 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 10977 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 10978 } 10979 } 10980 } 10981 10982 /** 10983 * Calculate the abis and roots for a bundled app. These can uniquely 10984 * be determined from the contents of the system partition, i.e whether 10985 * it contains 64 or 32 bit shared libraries etc. We do not validate any 10986 * of this information, and instead assume that the system was built 10987 * sensibly. 10988 */ 10989 private static void setBundledAppAbisAndRoots(PackageParser.Package pkg, 10990 PackageSetting pkgSetting) { 10991 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 10992 10993 // If "/system/lib64/apkname" exists, assume that is the per-package 10994 // native library directory to use; otherwise use "/system/lib/apkname". 10995 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 10996 setBundledAppAbi(pkg, apkRoot, apkName); 10997 // pkgSetting might be null during rescan following uninstall of updates 10998 // to a bundled app, so accommodate that possibility. The settings in 10999 // that case will be established later from the parsed package. 11000 // 11001 // If the settings aren't null, sync them up with what we've just derived. 11002 // note that apkRoot isn't stored in the package settings. 11003 if (pkgSetting != null) { 11004 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 11005 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 11006 } 11007 } 11008 11009 /** 11010 * Deduces the ABI of a bundled app and sets the relevant fields on the 11011 * parsed pkg object. 11012 * 11013 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 11014 * under which system libraries are installed. 11015 * @param apkName the name of the installed package. 11016 */ 11017 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 11018 final File codeFile = new File(pkg.codePath); 11019 11020 final boolean has64BitLibs; 11021 final boolean has32BitLibs; 11022 if (isApkFile(codeFile)) { 11023 // Monolithic install 11024 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 11025 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 11026 } else { 11027 // Cluster install 11028 final File rootDir = new File(codeFile, LIB_DIR_NAME); 11029 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 11030 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 11031 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 11032 has64BitLibs = (new File(rootDir, isa)).exists(); 11033 } else { 11034 has64BitLibs = false; 11035 } 11036 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 11037 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 11038 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 11039 has32BitLibs = (new File(rootDir, isa)).exists(); 11040 } else { 11041 has32BitLibs = false; 11042 } 11043 } 11044 11045 if (has64BitLibs && !has32BitLibs) { 11046 // The package has 64 bit libs, but not 32 bit libs. Its primary 11047 // ABI should be 64 bit. We can safely assume here that the bundled 11048 // native libraries correspond to the most preferred ABI in the list. 11049 11050 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 11051 pkg.applicationInfo.secondaryCpuAbi = null; 11052 } else if (has32BitLibs && !has64BitLibs) { 11053 // The package has 32 bit libs but not 64 bit libs. Its primary 11054 // ABI should be 32 bit. 11055 11056 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 11057 pkg.applicationInfo.secondaryCpuAbi = null; 11058 } else if (has32BitLibs && has64BitLibs) { 11059 // The application has both 64 and 32 bit bundled libraries. We check 11060 // here that the app declares multiArch support, and warn if it doesn't. 11061 // 11062 // We will be lenient here and record both ABIs. The primary will be the 11063 // ABI that's higher on the list, i.e, a device that's configured to prefer 11064 // 64 bit apps will see a 64 bit primary ABI, 11065 11066 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 11067 Slog.e(TAG, "Package " + pkg + " has multiple bundled libs, but is not multiarch."); 11068 } 11069 11070 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 11071 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 11072 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 11073 } else { 11074 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 11075 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 11076 } 11077 } else { 11078 pkg.applicationInfo.primaryCpuAbi = null; 11079 pkg.applicationInfo.secondaryCpuAbi = null; 11080 } 11081 } 11082 11083 private void killApplication(String pkgName, int appId, String reason) { 11084 killApplication(pkgName, appId, UserHandle.USER_ALL, reason); 11085 } 11086 11087 private void killApplication(String pkgName, int appId, int userId, String reason) { 11088 // Request the ActivityManager to kill the process(only for existing packages) 11089 // so that we do not end up in a confused state while the user is still using the older 11090 // version of the application while the new one gets installed. 11091 final long token = Binder.clearCallingIdentity(); 11092 try { 11093 IActivityManager am = ActivityManager.getService(); 11094 if (am != null) { 11095 try { 11096 am.killApplication(pkgName, appId, userId, reason); 11097 } catch (RemoteException e) { 11098 } 11099 } 11100 } finally { 11101 Binder.restoreCallingIdentity(token); 11102 } 11103 } 11104 11105 private void removePackageLI(PackageParser.Package pkg, boolean chatty) { 11106 // Remove the parent package setting 11107 PackageSetting ps = (PackageSetting) pkg.mExtras; 11108 if (ps != null) { 11109 removePackageLI(ps, chatty); 11110 } 11111 // Remove the child package setting 11112 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 11113 for (int i = 0; i < childCount; i++) { 11114 PackageParser.Package childPkg = pkg.childPackages.get(i); 11115 ps = (PackageSetting) childPkg.mExtras; 11116 if (ps != null) { 11117 removePackageLI(ps, chatty); 11118 } 11119 } 11120 } 11121 11122 void removePackageLI(PackageSetting ps, boolean chatty) { 11123 if (DEBUG_INSTALL) { 11124 if (chatty) 11125 Log.d(TAG, "Removing package " + ps.name); 11126 } 11127 11128 // writer 11129 synchronized (mPackages) { 11130 mPackages.remove(ps.name); 11131 final PackageParser.Package pkg = ps.pkg; 11132 if (pkg != null) { 11133 cleanPackageDataStructuresLILPw(pkg, chatty); 11134 } 11135 } 11136 } 11137 11138 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 11139 if (DEBUG_INSTALL) { 11140 if (chatty) 11141 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 11142 } 11143 11144 // writer 11145 synchronized (mPackages) { 11146 // Remove the parent package 11147 mPackages.remove(pkg.applicationInfo.packageName); 11148 cleanPackageDataStructuresLILPw(pkg, chatty); 11149 11150 // Remove the child packages 11151 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 11152 for (int i = 0; i < childCount; i++) { 11153 PackageParser.Package childPkg = pkg.childPackages.get(i); 11154 mPackages.remove(childPkg.applicationInfo.packageName); 11155 cleanPackageDataStructuresLILPw(childPkg, chatty); 11156 } 11157 } 11158 } 11159 11160 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 11161 int N = pkg.providers.size(); 11162 StringBuilder r = null; 11163 int i; 11164 for (i=0; i<N; i++) { 11165 PackageParser.Provider p = pkg.providers.get(i); 11166 mProviders.removeProvider(p); 11167 if (p.info.authority == null) { 11168 11169 /* There was another ContentProvider with this authority when 11170 * this app was installed so this authority is null, 11171 * Ignore it as we don't have to unregister the provider. 11172 */ 11173 continue; 11174 } 11175 String names[] = p.info.authority.split(";"); 11176 for (int j = 0; j < names.length; j++) { 11177 if (mProvidersByAuthority.get(names[j]) == p) { 11178 mProvidersByAuthority.remove(names[j]); 11179 if (DEBUG_REMOVE) { 11180 if (chatty) 11181 Log.d(TAG, "Unregistered content provider: " + names[j] 11182 + ", className = " + p.info.name + ", isSyncable = " 11183 + p.info.isSyncable); 11184 } 11185 } 11186 } 11187 if (DEBUG_REMOVE && chatty) { 11188 if (r == null) { 11189 r = new StringBuilder(256); 11190 } else { 11191 r.append(' '); 11192 } 11193 r.append(p.info.name); 11194 } 11195 } 11196 if (r != null) { 11197 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 11198 } 11199 11200 N = pkg.services.size(); 11201 r = null; 11202 for (i=0; i<N; i++) { 11203 PackageParser.Service s = pkg.services.get(i); 11204 mServices.removeService(s); 11205 if (chatty) { 11206 if (r == null) { 11207 r = new StringBuilder(256); 11208 } else { 11209 r.append(' '); 11210 } 11211 r.append(s.info.name); 11212 } 11213 } 11214 if (r != null) { 11215 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 11216 } 11217 11218 N = pkg.receivers.size(); 11219 r = null; 11220 for (i=0; i<N; i++) { 11221 PackageParser.Activity a = pkg.receivers.get(i); 11222 mReceivers.removeActivity(a, "receiver"); 11223 if (DEBUG_REMOVE && chatty) { 11224 if (r == null) { 11225 r = new StringBuilder(256); 11226 } else { 11227 r.append(' '); 11228 } 11229 r.append(a.info.name); 11230 } 11231 } 11232 if (r != null) { 11233 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 11234 } 11235 11236 N = pkg.activities.size(); 11237 r = null; 11238 for (i=0; i<N; i++) { 11239 PackageParser.Activity a = pkg.activities.get(i); 11240 mActivities.removeActivity(a, "activity"); 11241 if (DEBUG_REMOVE && chatty) { 11242 if (r == null) { 11243 r = new StringBuilder(256); 11244 } else { 11245 r.append(' '); 11246 } 11247 r.append(a.info.name); 11248 } 11249 } 11250 if (r != null) { 11251 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 11252 } 11253 11254 N = pkg.permissions.size(); 11255 r = null; 11256 for (i=0; i<N; i++) { 11257 PackageParser.Permission p = pkg.permissions.get(i); 11258 BasePermission bp = mSettings.mPermissions.get(p.info.name); 11259 if (bp == null) { 11260 bp = mSettings.mPermissionTrees.get(p.info.name); 11261 } 11262 if (bp != null && bp.perm == p) { 11263 bp.perm = null; 11264 if (DEBUG_REMOVE && chatty) { 11265 if (r == null) { 11266 r = new StringBuilder(256); 11267 } else { 11268 r.append(' '); 11269 } 11270 r.append(p.info.name); 11271 } 11272 } 11273 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 11274 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(p.info.name); 11275 if (appOpPkgs != null) { 11276 appOpPkgs.remove(pkg.packageName); 11277 } 11278 } 11279 } 11280 if (r != null) { 11281 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 11282 } 11283 11284 N = pkg.requestedPermissions.size(); 11285 r = null; 11286 for (i=0; i<N; i++) { 11287 String perm = pkg.requestedPermissions.get(i); 11288 BasePermission bp = mSettings.mPermissions.get(perm); 11289 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 11290 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(perm); 11291 if (appOpPkgs != null) { 11292 appOpPkgs.remove(pkg.packageName); 11293 if (appOpPkgs.isEmpty()) { 11294 mAppOpPermissionPackages.remove(perm); 11295 } 11296 } 11297 } 11298 } 11299 if (r != null) { 11300 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 11301 } 11302 11303 N = pkg.instrumentation.size(); 11304 r = null; 11305 for (i=0; i<N; i++) { 11306 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 11307 mInstrumentation.remove(a.getComponentName()); 11308 if (DEBUG_REMOVE && chatty) { 11309 if (r == null) { 11310 r = new StringBuilder(256); 11311 } else { 11312 r.append(' '); 11313 } 11314 r.append(a.info.name); 11315 } 11316 } 11317 if (r != null) { 11318 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 11319 } 11320 11321 r = null; 11322 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 11323 // Only system apps can hold shared libraries. 11324 if (pkg.libraryNames != null) { 11325 for (i = 0; i < pkg.libraryNames.size(); i++) { 11326 String name = pkg.libraryNames.get(i); 11327 if (removeSharedLibraryLPw(name, 0)) { 11328 if (DEBUG_REMOVE && chatty) { 11329 if (r == null) { 11330 r = new StringBuilder(256); 11331 } else { 11332 r.append(' '); 11333 } 11334 r.append(name); 11335 } 11336 } 11337 } 11338 } 11339 } 11340 11341 r = null; 11342 11343 // Any package can hold static shared libraries. 11344 if (pkg.staticSharedLibName != null) { 11345 if (removeSharedLibraryLPw(pkg.staticSharedLibName, pkg.staticSharedLibVersion)) { 11346 if (DEBUG_REMOVE && chatty) { 11347 if (r == null) { 11348 r = new StringBuilder(256); 11349 } else { 11350 r.append(' '); 11351 } 11352 r.append(pkg.staticSharedLibName); 11353 } 11354 } 11355 } 11356 11357 if (r != null) { 11358 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 11359 } 11360 } 11361 11362 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 11363 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 11364 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 11365 return true; 11366 } 11367 } 11368 return false; 11369 } 11370 11371 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 11372 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 11373 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 11374 11375 private void updatePermissionsLPw(PackageParser.Package pkg, int flags) { 11376 // Update the parent permissions 11377 updatePermissionsLPw(pkg.packageName, pkg, flags); 11378 // Update the child permissions 11379 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 11380 for (int i = 0; i < childCount; i++) { 11381 PackageParser.Package childPkg = pkg.childPackages.get(i); 11382 updatePermissionsLPw(childPkg.packageName, childPkg, flags); 11383 } 11384 } 11385 11386 private void updatePermissionsLPw(String changingPkg, PackageParser.Package pkgInfo, 11387 int flags) { 11388 final String volumeUuid = (pkgInfo != null) ? getVolumeUuidForPackage(pkgInfo) : null; 11389 updatePermissionsLPw(changingPkg, pkgInfo, volumeUuid, flags); 11390 } 11391 11392 private void updatePermissionsLPw(String changingPkg, 11393 PackageParser.Package pkgInfo, String replaceVolumeUuid, int flags) { 11394 // Make sure there are no dangling permission trees. 11395 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 11396 while (it.hasNext()) { 11397 final BasePermission bp = it.next(); 11398 if (bp.packageSetting == null) { 11399 // We may not yet have parsed the package, so just see if 11400 // we still know about its settings. 11401 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 11402 } 11403 if (bp.packageSetting == null) { 11404 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 11405 + " from package " + bp.sourcePackage); 11406 it.remove(); 11407 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 11408 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 11409 Slog.i(TAG, "Removing old permission tree: " + bp.name 11410 + " from package " + bp.sourcePackage); 11411 flags |= UPDATE_PERMISSIONS_ALL; 11412 it.remove(); 11413 } 11414 } 11415 } 11416 11417 // Make sure all dynamic permissions have been assigned to a package, 11418 // and make sure there are no dangling permissions. 11419 it = mSettings.mPermissions.values().iterator(); 11420 while (it.hasNext()) { 11421 final BasePermission bp = it.next(); 11422 if (bp.type == BasePermission.TYPE_DYNAMIC) { 11423 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 11424 + bp.name + " pkg=" + bp.sourcePackage 11425 + " info=" + bp.pendingInfo); 11426 if (bp.packageSetting == null && bp.pendingInfo != null) { 11427 final BasePermission tree = findPermissionTreeLP(bp.name); 11428 if (tree != null && tree.perm != null) { 11429 bp.packageSetting = tree.packageSetting; 11430 bp.perm = new PackageParser.Permission(tree.perm.owner, 11431 new PermissionInfo(bp.pendingInfo)); 11432 bp.perm.info.packageName = tree.perm.info.packageName; 11433 bp.perm.info.name = bp.name; 11434 bp.uid = tree.uid; 11435 } 11436 } 11437 } 11438 if (bp.packageSetting == null) { 11439 // We may not yet have parsed the package, so just see if 11440 // we still know about its settings. 11441 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 11442 } 11443 if (bp.packageSetting == null) { 11444 Slog.w(TAG, "Removing dangling permission: " + bp.name 11445 + " from package " + bp.sourcePackage); 11446 it.remove(); 11447 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 11448 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 11449 Slog.i(TAG, "Removing old permission: " + bp.name 11450 + " from package " + bp.sourcePackage); 11451 flags |= UPDATE_PERMISSIONS_ALL; 11452 it.remove(); 11453 } 11454 } 11455 } 11456 11457 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "grantPermissions"); 11458 // Now update the permissions for all packages, in particular 11459 // replace the granted permissions of the system packages. 11460 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 11461 for (PackageParser.Package pkg : mPackages.values()) { 11462 if (pkg != pkgInfo) { 11463 // Only replace for packages on requested volume 11464 final String volumeUuid = getVolumeUuidForPackage(pkg); 11465 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_ALL) != 0) 11466 && Objects.equals(replaceVolumeUuid, volumeUuid); 11467 grantPermissionsLPw(pkg, replace, changingPkg); 11468 } 11469 } 11470 } 11471 11472 if (pkgInfo != null) { 11473 // Only replace for packages on requested volume 11474 final String volumeUuid = getVolumeUuidForPackage(pkgInfo); 11475 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_PKG) != 0) 11476 && Objects.equals(replaceVolumeUuid, volumeUuid); 11477 grantPermissionsLPw(pkgInfo, replace, changingPkg); 11478 } 11479 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11480 } 11481 11482 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 11483 String packageOfInterest) { 11484 // IMPORTANT: There are two types of permissions: install and runtime. 11485 // Install time permissions are granted when the app is installed to 11486 // all device users and users added in the future. Runtime permissions 11487 // are granted at runtime explicitly to specific users. Normal and signature 11488 // protected permissions are install time permissions. Dangerous permissions 11489 // are install permissions if the app's target SDK is Lollipop MR1 or older, 11490 // otherwise they are runtime permissions. This function does not manage 11491 // runtime permissions except for the case an app targeting Lollipop MR1 11492 // being upgraded to target a newer SDK, in which case dangerous permissions 11493 // are transformed from install time to runtime ones. 11494 11495 final PackageSetting ps = (PackageSetting) pkg.mExtras; 11496 if (ps == null) { 11497 return; 11498 } 11499 11500 PermissionsState permissionsState = ps.getPermissionsState(); 11501 PermissionsState origPermissions = permissionsState; 11502 11503 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 11504 11505 boolean runtimePermissionsRevoked = false; 11506 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 11507 11508 boolean changedInstallPermission = false; 11509 11510 if (replace) { 11511 ps.installPermissionsFixed = false; 11512 if (!ps.isSharedUser()) { 11513 origPermissions = new PermissionsState(permissionsState); 11514 permissionsState.reset(); 11515 } else { 11516 // We need to know only about runtime permission changes since the 11517 // calling code always writes the install permissions state but 11518 // the runtime ones are written only if changed. The only cases of 11519 // changed runtime permissions here are promotion of an install to 11520 // runtime and revocation of a runtime from a shared user. 11521 changedRuntimePermissionUserIds = revokeUnusedSharedUserPermissionsLPw( 11522 ps.sharedUser, UserManagerService.getInstance().getUserIds()); 11523 if (!ArrayUtils.isEmpty(changedRuntimePermissionUserIds)) { 11524 runtimePermissionsRevoked = true; 11525 } 11526 } 11527 } 11528 11529 permissionsState.setGlobalGids(mGlobalGids); 11530 11531 final int N = pkg.requestedPermissions.size(); 11532 for (int i=0; i<N; i++) { 11533 final String name = pkg.requestedPermissions.get(i); 11534 final BasePermission bp = mSettings.mPermissions.get(name); 11535 final boolean appSupportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 11536 >= Build.VERSION_CODES.M; 11537 11538 if (DEBUG_INSTALL) { 11539 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 11540 } 11541 11542 if (bp == null || bp.packageSetting == null) { 11543 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 11544 Slog.w(TAG, "Unknown permission " + name 11545 + " in package " + pkg.packageName); 11546 } 11547 continue; 11548 } 11549 11550 11551 // Limit ephemeral apps to ephemeral allowed permissions. 11552 if (pkg.applicationInfo.isInstantApp() && !bp.isInstant()) { 11553 Log.i(TAG, "Denying non-ephemeral permission " + bp.name + " for package " 11554 + pkg.packageName); 11555 continue; 11556 } 11557 11558 if (bp.isRuntimeOnly() && !appSupportsRuntimePermissions) { 11559 Log.i(TAG, "Denying runtime-only permission " + bp.name + " for package " 11560 + pkg.packageName); 11561 continue; 11562 } 11563 11564 final String perm = bp.name; 11565 boolean allowedSig = false; 11566 int grant = GRANT_DENIED; 11567 11568 // Keep track of app op permissions. 11569 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 11570 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 11571 if (pkgs == null) { 11572 pkgs = new ArraySet<>(); 11573 mAppOpPermissionPackages.put(bp.name, pkgs); 11574 } 11575 pkgs.add(pkg.packageName); 11576 } 11577 11578 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 11579 switch (level) { 11580 case PermissionInfo.PROTECTION_NORMAL: { 11581 // For all apps normal permissions are install time ones. 11582 grant = GRANT_INSTALL; 11583 } break; 11584 11585 case PermissionInfo.PROTECTION_DANGEROUS: { 11586 // If a permission review is required for legacy apps we represent 11587 // their permissions as always granted runtime ones since we need 11588 // to keep the review required permission flag per user while an 11589 // install permission's state is shared across all users. 11590 if (!appSupportsRuntimePermissions && !mPermissionReviewRequired) { 11591 // For legacy apps dangerous permissions are install time ones. 11592 grant = GRANT_INSTALL; 11593 } else if (origPermissions.hasInstallPermission(bp.name)) { 11594 // For legacy apps that became modern, install becomes runtime. 11595 grant = GRANT_UPGRADE; 11596 } else if (mPromoteSystemApps 11597 && isSystemApp(ps) 11598 && mExistingSystemPackages.contains(ps.name)) { 11599 // For legacy system apps, install becomes runtime. 11600 // We cannot check hasInstallPermission() for system apps since those 11601 // permissions were granted implicitly and not persisted pre-M. 11602 grant = GRANT_UPGRADE; 11603 } else { 11604 // For modern apps keep runtime permissions unchanged. 11605 grant = GRANT_RUNTIME; 11606 } 11607 } break; 11608 11609 case PermissionInfo.PROTECTION_SIGNATURE: { 11610 // For all apps signature permissions are install time ones. 11611 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 11612 if (allowedSig) { 11613 grant = GRANT_INSTALL; 11614 } 11615 } break; 11616 } 11617 11618 if (DEBUG_INSTALL) { 11619 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 11620 } 11621 11622 if (grant != GRANT_DENIED) { 11623 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 11624 // If this is an existing, non-system package, then 11625 // we can't add any new permissions to it. 11626 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 11627 // Except... if this is a permission that was added 11628 // to the platform (note: need to only do this when 11629 // updating the platform). 11630 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 11631 grant = GRANT_DENIED; 11632 } 11633 } 11634 } 11635 11636 switch (grant) { 11637 case GRANT_INSTALL: { 11638 // Revoke this as runtime permission to handle the case of 11639 // a runtime permission being downgraded to an install one. 11640 // Also in permission review mode we keep dangerous permissions 11641 // for legacy apps 11642 for (int userId : UserManagerService.getInstance().getUserIds()) { 11643 if (origPermissions.getRuntimePermissionState( 11644 bp.name, userId) != null) { 11645 // Revoke the runtime permission and clear the flags. 11646 origPermissions.revokeRuntimePermission(bp, userId); 11647 origPermissions.updatePermissionFlags(bp, userId, 11648 PackageManager.MASK_PERMISSION_FLAGS, 0); 11649 // If we revoked a permission permission, we have to write. 11650 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11651 changedRuntimePermissionUserIds, userId); 11652 } 11653 } 11654 // Grant an install permission. 11655 if (permissionsState.grantInstallPermission(bp) != 11656 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11657 changedInstallPermission = true; 11658 } 11659 } break; 11660 11661 case GRANT_RUNTIME: { 11662 // Grant previously granted runtime permissions. 11663 for (int userId : UserManagerService.getInstance().getUserIds()) { 11664 PermissionState permissionState = origPermissions 11665 .getRuntimePermissionState(bp.name, userId); 11666 int flags = permissionState != null 11667 ? permissionState.getFlags() : 0; 11668 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 11669 // Don't propagate the permission in a permission review mode if 11670 // the former was revoked, i.e. marked to not propagate on upgrade. 11671 // Note that in a permission review mode install permissions are 11672 // represented as constantly granted runtime ones since we need to 11673 // keep a per user state associated with the permission. Also the 11674 // revoke on upgrade flag is no longer applicable and is reset. 11675 final boolean revokeOnUpgrade = (flags & PackageManager 11676 .FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 11677 if (revokeOnUpgrade) { 11678 flags &= ~PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 11679 // Since we changed the flags, we have to write. 11680 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11681 changedRuntimePermissionUserIds, userId); 11682 } 11683 if (!mPermissionReviewRequired || !revokeOnUpgrade) { 11684 if (permissionsState.grantRuntimePermission(bp, userId) == 11685 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11686 // If we cannot put the permission as it was, 11687 // we have to write. 11688 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11689 changedRuntimePermissionUserIds, userId); 11690 } 11691 } 11692 11693 // If the app supports runtime permissions no need for a review. 11694 if (mPermissionReviewRequired 11695 && appSupportsRuntimePermissions 11696 && (flags & PackageManager 11697 .FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 11698 flags &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 11699 // Since we changed the flags, we have to write. 11700 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11701 changedRuntimePermissionUserIds, userId); 11702 } 11703 } else if (mPermissionReviewRequired 11704 && !appSupportsRuntimePermissions) { 11705 // For legacy apps that need a permission review, every new 11706 // runtime permission is granted but it is pending a review. 11707 // We also need to review only platform defined runtime 11708 // permissions as these are the only ones the platform knows 11709 // how to disable the API to simulate revocation as legacy 11710 // apps don't expect to run with revoked permissions. 11711 if (PLATFORM_PACKAGE_NAME.equals(bp.sourcePackage)) { 11712 if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 11713 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 11714 // We changed the flags, hence have to write. 11715 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11716 changedRuntimePermissionUserIds, userId); 11717 } 11718 } 11719 if (permissionsState.grantRuntimePermission(bp, userId) 11720 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 11721 // We changed the permission, hence have to write. 11722 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11723 changedRuntimePermissionUserIds, userId); 11724 } 11725 } 11726 // Propagate the permission flags. 11727 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 11728 } 11729 } break; 11730 11731 case GRANT_UPGRADE: { 11732 // Grant runtime permissions for a previously held install permission. 11733 PermissionState permissionState = origPermissions 11734 .getInstallPermissionState(bp.name); 11735 final int flags = permissionState != null ? permissionState.getFlags() : 0; 11736 11737 if (origPermissions.revokeInstallPermission(bp) 11738 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 11739 // We will be transferring the permission flags, so clear them. 11740 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 11741 PackageManager.MASK_PERMISSION_FLAGS, 0); 11742 changedInstallPermission = true; 11743 } 11744 11745 // If the permission is not to be promoted to runtime we ignore it and 11746 // also its other flags as they are not applicable to install permissions. 11747 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 11748 for (int userId : currentUserIds) { 11749 if (permissionsState.grantRuntimePermission(bp, userId) != 11750 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11751 // Transfer the permission flags. 11752 permissionsState.updatePermissionFlags(bp, userId, 11753 flags, flags); 11754 // If we granted the permission, we have to write. 11755 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11756 changedRuntimePermissionUserIds, userId); 11757 } 11758 } 11759 } 11760 } break; 11761 11762 default: { 11763 if (packageOfInterest == null 11764 || packageOfInterest.equals(pkg.packageName)) { 11765 Slog.w(TAG, "Not granting permission " + perm 11766 + " to package " + pkg.packageName 11767 + " because it was previously installed without"); 11768 } 11769 } break; 11770 } 11771 } else { 11772 if (permissionsState.revokeInstallPermission(bp) != 11773 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11774 // Also drop the permission flags. 11775 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 11776 PackageManager.MASK_PERMISSION_FLAGS, 0); 11777 changedInstallPermission = true; 11778 Slog.i(TAG, "Un-granting permission " + perm 11779 + " from package " + pkg.packageName 11780 + " (protectionLevel=" + bp.protectionLevel 11781 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 11782 + ")"); 11783 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 11784 // Don't print warning for app op permissions, since it is fine for them 11785 // not to be granted, there is a UI for the user to decide. 11786 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 11787 Slog.w(TAG, "Not granting permission " + perm 11788 + " to package " + pkg.packageName 11789 + " (protectionLevel=" + bp.protectionLevel 11790 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 11791 + ")"); 11792 } 11793 } 11794 } 11795 } 11796 11797 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 11798 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 11799 // This is the first that we have heard about this package, so the 11800 // permissions we have now selected are fixed until explicitly 11801 // changed. 11802 ps.installPermissionsFixed = true; 11803 } 11804 11805 // Persist the runtime permissions state for users with changes. If permissions 11806 // were revoked because no app in the shared user declares them we have to 11807 // write synchronously to avoid losing runtime permissions state. 11808 for (int userId : changedRuntimePermissionUserIds) { 11809 mSettings.writeRuntimePermissionsForUserLPr(userId, runtimePermissionsRevoked); 11810 } 11811 } 11812 11813 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 11814 boolean allowed = false; 11815 final int NP = PackageParser.NEW_PERMISSIONS.length; 11816 for (int ip=0; ip<NP; ip++) { 11817 final PackageParser.NewPermissionInfo npi 11818 = PackageParser.NEW_PERMISSIONS[ip]; 11819 if (npi.name.equals(perm) 11820 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 11821 allowed = true; 11822 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 11823 + pkg.packageName); 11824 break; 11825 } 11826 } 11827 return allowed; 11828 } 11829 11830 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 11831 BasePermission bp, PermissionsState origPermissions) { 11832 boolean privilegedPermission = (bp.protectionLevel 11833 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0; 11834 boolean privappPermissionsDisable = 11835 RoSystemProperties.CONTROL_PRIVAPP_PERMISSIONS_DISABLE; 11836 boolean platformPermission = PLATFORM_PACKAGE_NAME.equals(bp.sourcePackage); 11837 boolean platformPackage = PLATFORM_PACKAGE_NAME.equals(pkg.packageName); 11838 if (!privappPermissionsDisable && privilegedPermission && pkg.isPrivilegedApp() 11839 && !platformPackage && platformPermission) { 11840 ArraySet<String> wlPermissions = SystemConfig.getInstance() 11841 .getPrivAppPermissions(pkg.packageName); 11842 boolean whitelisted = wlPermissions != null && wlPermissions.contains(perm); 11843 if (!whitelisted) { 11844 Slog.w(TAG, "Privileged permission " + perm + " for package " 11845 + pkg.packageName + " - not in privapp-permissions whitelist"); 11846 // Only report violations for apps on system image 11847 if (!mSystemReady && !pkg.isUpdatedSystemApp()) { 11848 if (mPrivappPermissionsViolations == null) { 11849 mPrivappPermissionsViolations = new ArraySet<>(); 11850 } 11851 mPrivappPermissionsViolations.add(pkg.packageName + ": " + perm); 11852 } 11853 if (RoSystemProperties.CONTROL_PRIVAPP_PERMISSIONS_ENFORCE) { 11854 return false; 11855 } 11856 } 11857 } 11858 boolean allowed = (compareSignatures( 11859 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 11860 == PackageManager.SIGNATURE_MATCH) 11861 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 11862 == PackageManager.SIGNATURE_MATCH); 11863 if (!allowed && privilegedPermission) { 11864 if (isSystemApp(pkg)) { 11865 // For updated system applications, a system permission 11866 // is granted only if it had been defined by the original application. 11867 if (pkg.isUpdatedSystemApp()) { 11868 final PackageSetting sysPs = mSettings 11869 .getDisabledSystemPkgLPr(pkg.packageName); 11870 if (sysPs != null && sysPs.getPermissionsState().hasInstallPermission(perm)) { 11871 // If the original was granted this permission, we take 11872 // that grant decision as read and propagate it to the 11873 // update. 11874 if (sysPs.isPrivileged()) { 11875 allowed = true; 11876 } 11877 } else { 11878 // The system apk may have been updated with an older 11879 // version of the one on the data partition, but which 11880 // granted a new system permission that it didn't have 11881 // before. In this case we do want to allow the app to 11882 // now get the new permission if the ancestral apk is 11883 // privileged to get it. 11884 if (sysPs != null && sysPs.pkg != null && sysPs.isPrivileged()) { 11885 for (int j = 0; j < sysPs.pkg.requestedPermissions.size(); j++) { 11886 if (perm.equals(sysPs.pkg.requestedPermissions.get(j))) { 11887 allowed = true; 11888 break; 11889 } 11890 } 11891 } 11892 // Also if a privileged parent package on the system image or any of 11893 // its children requested a privileged permission, the updated child 11894 // packages can also get the permission. 11895 if (pkg.parentPackage != null) { 11896 final PackageSetting disabledSysParentPs = mSettings 11897 .getDisabledSystemPkgLPr(pkg.parentPackage.packageName); 11898 if (disabledSysParentPs != null && disabledSysParentPs.pkg != null 11899 && disabledSysParentPs.isPrivileged()) { 11900 if (isPackageRequestingPermission(disabledSysParentPs.pkg, perm)) { 11901 allowed = true; 11902 } else if (disabledSysParentPs.pkg.childPackages != null) { 11903 final int count = disabledSysParentPs.pkg.childPackages.size(); 11904 for (int i = 0; i < count; i++) { 11905 PackageParser.Package disabledSysChildPkg = 11906 disabledSysParentPs.pkg.childPackages.get(i); 11907 if (isPackageRequestingPermission(disabledSysChildPkg, 11908 perm)) { 11909 allowed = true; 11910 break; 11911 } 11912 } 11913 } 11914 } 11915 } 11916 } 11917 } else { 11918 allowed = isPrivilegedApp(pkg); 11919 } 11920 } 11921 } 11922 if (!allowed) { 11923 if (!allowed && (bp.protectionLevel 11924 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 11925 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 11926 // If this was a previously normal/dangerous permission that got moved 11927 // to a system permission as part of the runtime permission redesign, then 11928 // we still want to blindly grant it to old apps. 11929 allowed = true; 11930 } 11931 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 11932 && pkg.packageName.equals(mRequiredInstallerPackage)) { 11933 // If this permission is to be granted to the system installer and 11934 // this app is an installer, then it gets the permission. 11935 allowed = true; 11936 } 11937 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 11938 && pkg.packageName.equals(mRequiredVerifierPackage)) { 11939 // If this permission is to be granted to the system verifier and 11940 // this app is a verifier, then it gets the permission. 11941 allowed = true; 11942 } 11943 if (!allowed && (bp.protectionLevel 11944 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 11945 && isSystemApp(pkg)) { 11946 // Any pre-installed system app is allowed to get this permission. 11947 allowed = true; 11948 } 11949 if (!allowed && (bp.protectionLevel 11950 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 11951 // For development permissions, a development permission 11952 // is granted only if it was already granted. 11953 allowed = origPermissions.hasInstallPermission(perm); 11954 } 11955 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_SETUP) != 0 11956 && pkg.packageName.equals(mSetupWizardPackage)) { 11957 // If this permission is to be granted to the system setup wizard and 11958 // this app is a setup wizard, then it gets the permission. 11959 allowed = true; 11960 } 11961 } 11962 return allowed; 11963 } 11964 11965 private boolean isPackageRequestingPermission(PackageParser.Package pkg, String permission) { 11966 final int permCount = pkg.requestedPermissions.size(); 11967 for (int j = 0; j < permCount; j++) { 11968 String requestedPermission = pkg.requestedPermissions.get(j); 11969 if (permission.equals(requestedPermission)) { 11970 return true; 11971 } 11972 } 11973 return false; 11974 } 11975 11976 final class ActivityIntentResolver 11977 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 11978 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 11979 boolean defaultOnly, int userId) { 11980 if (!sUserManager.exists(userId)) return null; 11981 mFlags = (defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0); 11982 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 11983 } 11984 11985 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 11986 int userId) { 11987 if (!sUserManager.exists(userId)) return null; 11988 mFlags = flags; 11989 return super.queryIntent(intent, resolvedType, 11990 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 11991 userId); 11992 } 11993 11994 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 11995 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 11996 if (!sUserManager.exists(userId)) return null; 11997 if (packageActivities == null) { 11998 return null; 11999 } 12000 mFlags = flags; 12001 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 12002 final int N = packageActivities.size(); 12003 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 12004 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 12005 12006 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 12007 for (int i = 0; i < N; ++i) { 12008 intentFilters = packageActivities.get(i).intents; 12009 if (intentFilters != null && intentFilters.size() > 0) { 12010 PackageParser.ActivityIntentInfo[] array = 12011 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 12012 intentFilters.toArray(array); 12013 listCut.add(array); 12014 } 12015 } 12016 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12017 } 12018 12019 /** 12020 * Finds a privileged activity that matches the specified activity names. 12021 */ 12022 private PackageParser.Activity findMatchingActivity( 12023 List<PackageParser.Activity> activityList, ActivityInfo activityInfo) { 12024 for (PackageParser.Activity sysActivity : activityList) { 12025 if (sysActivity.info.name.equals(activityInfo.name)) { 12026 return sysActivity; 12027 } 12028 if (sysActivity.info.name.equals(activityInfo.targetActivity)) { 12029 return sysActivity; 12030 } 12031 if (sysActivity.info.targetActivity != null) { 12032 if (sysActivity.info.targetActivity.equals(activityInfo.name)) { 12033 return sysActivity; 12034 } 12035 if (sysActivity.info.targetActivity.equals(activityInfo.targetActivity)) { 12036 return sysActivity; 12037 } 12038 } 12039 } 12040 return null; 12041 } 12042 12043 public class IterGenerator<E> { 12044 public Iterator<E> generate(ActivityIntentInfo info) { 12045 return null; 12046 } 12047 } 12048 12049 public class ActionIterGenerator extends IterGenerator<String> { 12050 @Override 12051 public Iterator<String> generate(ActivityIntentInfo info) { 12052 return info.actionsIterator(); 12053 } 12054 } 12055 12056 public class CategoriesIterGenerator extends IterGenerator<String> { 12057 @Override 12058 public Iterator<String> generate(ActivityIntentInfo info) { 12059 return info.categoriesIterator(); 12060 } 12061 } 12062 12063 public class SchemesIterGenerator extends IterGenerator<String> { 12064 @Override 12065 public Iterator<String> generate(ActivityIntentInfo info) { 12066 return info.schemesIterator(); 12067 } 12068 } 12069 12070 public class AuthoritiesIterGenerator extends IterGenerator<IntentFilter.AuthorityEntry> { 12071 @Override 12072 public Iterator<IntentFilter.AuthorityEntry> generate(ActivityIntentInfo info) { 12073 return info.authoritiesIterator(); 12074 } 12075 } 12076 12077 /** 12078 * <em>WARNING</em> for performance reasons, the passed in intentList WILL BE 12079 * MODIFIED. Do not pass in a list that should not be changed. 12080 */ 12081 private <T> void getIntentListSubset(List<ActivityIntentInfo> intentList, 12082 IterGenerator<T> generator, Iterator<T> searchIterator) { 12083 // loop through the set of actions; every one must be found in the intent filter 12084 while (searchIterator.hasNext()) { 12085 // we must have at least one filter in the list to consider a match 12086 if (intentList.size() == 0) { 12087 break; 12088 } 12089 12090 final T searchAction = searchIterator.next(); 12091 12092 // loop through the set of intent filters 12093 final Iterator<ActivityIntentInfo> intentIter = intentList.iterator(); 12094 while (intentIter.hasNext()) { 12095 final ActivityIntentInfo intentInfo = intentIter.next(); 12096 boolean selectionFound = false; 12097 12098 // loop through the intent filter's selection criteria; at least one 12099 // of them must match the searched criteria 12100 final Iterator<T> intentSelectionIter = generator.generate(intentInfo); 12101 while (intentSelectionIter != null && intentSelectionIter.hasNext()) { 12102 final T intentSelection = intentSelectionIter.next(); 12103 if (intentSelection != null && intentSelection.equals(searchAction)) { 12104 selectionFound = true; 12105 break; 12106 } 12107 } 12108 12109 // the selection criteria wasn't found in this filter's set; this filter 12110 // is not a potential match 12111 if (!selectionFound) { 12112 intentIter.remove(); 12113 } 12114 } 12115 } 12116 } 12117 12118 private boolean isProtectedAction(ActivityIntentInfo filter) { 12119 final Iterator<String> actionsIter = filter.actionsIterator(); 12120 while (actionsIter != null && actionsIter.hasNext()) { 12121 final String filterAction = actionsIter.next(); 12122 if (PROTECTED_ACTIONS.contains(filterAction)) { 12123 return true; 12124 } 12125 } 12126 return false; 12127 } 12128 12129 /** 12130 * Adjusts the priority of the given intent filter according to policy. 12131 * <p> 12132 * <ul> 12133 * <li>The priority for non privileged applications is capped to '0'</li> 12134 * <li>The priority for protected actions on privileged applications is capped to '0'</li> 12135 * <li>The priority for unbundled updates to privileged applications is capped to the 12136 * priority defined on the system partition</li> 12137 * </ul> 12138 * <p> 12139 * <em>NOTE:</em> There is one exception. For security reasons, the setup wizard is 12140 * allowed to obtain any priority on any action. 12141 */ 12142 private void adjustPriority( 12143 List<PackageParser.Activity> systemActivities, ActivityIntentInfo intent) { 12144 // nothing to do; priority is fine as-is 12145 if (intent.getPriority() <= 0) { 12146 return; 12147 } 12148 12149 final ActivityInfo activityInfo = intent.activity.info; 12150 final ApplicationInfo applicationInfo = activityInfo.applicationInfo; 12151 12152 final boolean privilegedApp = 12153 ((applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0); 12154 if (!privilegedApp) { 12155 // non-privileged applications can never define a priority >0 12156 Slog.w(TAG, "Non-privileged app; cap priority to 0;" 12157 + " package: " + applicationInfo.packageName 12158 + " activity: " + intent.activity.className 12159 + " origPrio: " + intent.getPriority()); 12160 intent.setPriority(0); 12161 return; 12162 } 12163 12164 if (systemActivities == null) { 12165 // the system package is not disabled; we're parsing the system partition 12166 if (isProtectedAction(intent)) { 12167 if (mDeferProtectedFilters) { 12168 // We can't deal with these just yet. No component should ever obtain a 12169 // >0 priority for a protected actions, with ONE exception -- the setup 12170 // wizard. The setup wizard, however, cannot be known until we're able to 12171 // query it for the category CATEGORY_SETUP_WIZARD. Which we can't do 12172 // until all intent filters have been processed. Chicken, meet egg. 12173 // Let the filter temporarily have a high priority and rectify the 12174 // priorities after all system packages have been scanned. 12175 mProtectedFilters.add(intent); 12176 if (DEBUG_FILTERS) { 12177 Slog.i(TAG, "Protected action; save for later;" 12178 + " package: " + applicationInfo.packageName 12179 + " activity: " + intent.activity.className 12180 + " origPrio: " + intent.getPriority()); 12181 } 12182 return; 12183 } else { 12184 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 12185 Slog.i(TAG, "No setup wizard;" 12186 + " All protected intents capped to priority 0"); 12187 } 12188 if (intent.activity.info.packageName.equals(mSetupWizardPackage)) { 12189 if (DEBUG_FILTERS) { 12190 Slog.i(TAG, "Found setup wizard;" 12191 + " allow priority " + intent.getPriority() + ";" 12192 + " package: " + intent.activity.info.packageName 12193 + " activity: " + intent.activity.className 12194 + " priority: " + intent.getPriority()); 12195 } 12196 // setup wizard gets whatever it wants 12197 return; 12198 } 12199 Slog.w(TAG, "Protected action; cap priority to 0;" 12200 + " package: " + intent.activity.info.packageName 12201 + " activity: " + intent.activity.className 12202 + " origPrio: " + intent.getPriority()); 12203 intent.setPriority(0); 12204 return; 12205 } 12206 } 12207 // privileged apps on the system image get whatever priority they request 12208 return; 12209 } 12210 12211 // privileged app unbundled update ... try to find the same activity 12212 final PackageParser.Activity foundActivity = 12213 findMatchingActivity(systemActivities, activityInfo); 12214 if (foundActivity == null) { 12215 // this is a new activity; it cannot obtain >0 priority 12216 if (DEBUG_FILTERS) { 12217 Slog.i(TAG, "New activity; cap priority to 0;" 12218 + " package: " + applicationInfo.packageName 12219 + " activity: " + intent.activity.className 12220 + " origPrio: " + intent.getPriority()); 12221 } 12222 intent.setPriority(0); 12223 return; 12224 } 12225 12226 // found activity, now check for filter equivalence 12227 12228 // a shallow copy is enough; we modify the list, not its contents 12229 final List<ActivityIntentInfo> intentListCopy = 12230 new ArrayList<>(foundActivity.intents); 12231 final List<ActivityIntentInfo> foundFilters = findFilters(intent); 12232 12233 // find matching action subsets 12234 final Iterator<String> actionsIterator = intent.actionsIterator(); 12235 if (actionsIterator != null) { 12236 getIntentListSubset( 12237 intentListCopy, new ActionIterGenerator(), actionsIterator); 12238 if (intentListCopy.size() == 0) { 12239 // no more intents to match; we're not equivalent 12240 if (DEBUG_FILTERS) { 12241 Slog.i(TAG, "Mismatched action; cap priority to 0;" 12242 + " package: " + applicationInfo.packageName 12243 + " activity: " + intent.activity.className 12244 + " origPrio: " + intent.getPriority()); 12245 } 12246 intent.setPriority(0); 12247 return; 12248 } 12249 } 12250 12251 // find matching category subsets 12252 final Iterator<String> categoriesIterator = intent.categoriesIterator(); 12253 if (categoriesIterator != null) { 12254 getIntentListSubset(intentListCopy, new CategoriesIterGenerator(), 12255 categoriesIterator); 12256 if (intentListCopy.size() == 0) { 12257 // no more intents to match; we're not equivalent 12258 if (DEBUG_FILTERS) { 12259 Slog.i(TAG, "Mismatched category; cap priority to 0;" 12260 + " package: " + applicationInfo.packageName 12261 + " activity: " + intent.activity.className 12262 + " origPrio: " + intent.getPriority()); 12263 } 12264 intent.setPriority(0); 12265 return; 12266 } 12267 } 12268 12269 // find matching schemes subsets 12270 final Iterator<String> schemesIterator = intent.schemesIterator(); 12271 if (schemesIterator != null) { 12272 getIntentListSubset(intentListCopy, new SchemesIterGenerator(), 12273 schemesIterator); 12274 if (intentListCopy.size() == 0) { 12275 // no more intents to match; we're not equivalent 12276 if (DEBUG_FILTERS) { 12277 Slog.i(TAG, "Mismatched scheme; cap priority to 0;" 12278 + " package: " + applicationInfo.packageName 12279 + " activity: " + intent.activity.className 12280 + " origPrio: " + intent.getPriority()); 12281 } 12282 intent.setPriority(0); 12283 return; 12284 } 12285 } 12286 12287 // find matching authorities subsets 12288 final Iterator<IntentFilter.AuthorityEntry> 12289 authoritiesIterator = intent.authoritiesIterator(); 12290 if (authoritiesIterator != null) { 12291 getIntentListSubset(intentListCopy, 12292 new AuthoritiesIterGenerator(), 12293 authoritiesIterator); 12294 if (intentListCopy.size() == 0) { 12295 // no more intents to match; we're not equivalent 12296 if (DEBUG_FILTERS) { 12297 Slog.i(TAG, "Mismatched authority; cap priority to 0;" 12298 + " package: " + applicationInfo.packageName 12299 + " activity: " + intent.activity.className 12300 + " origPrio: " + intent.getPriority()); 12301 } 12302 intent.setPriority(0); 12303 return; 12304 } 12305 } 12306 12307 // we found matching filter(s); app gets the max priority of all intents 12308 int cappedPriority = 0; 12309 for (int i = intentListCopy.size() - 1; i >= 0; --i) { 12310 cappedPriority = Math.max(cappedPriority, intentListCopy.get(i).getPriority()); 12311 } 12312 if (intent.getPriority() > cappedPriority) { 12313 if (DEBUG_FILTERS) { 12314 Slog.i(TAG, "Found matching filter(s);" 12315 + " cap priority to " + cappedPriority + ";" 12316 + " package: " + applicationInfo.packageName 12317 + " activity: " + intent.activity.className 12318 + " origPrio: " + intent.getPriority()); 12319 } 12320 intent.setPriority(cappedPriority); 12321 return; 12322 } 12323 // all this for nothing; the requested priority was <= what was on the system 12324 } 12325 12326 public final void addActivity(PackageParser.Activity a, String type) { 12327 mActivities.put(a.getComponentName(), a); 12328 if (DEBUG_SHOW_INFO) 12329 Log.v( 12330 TAG, " " + type + " " + 12331 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 12332 if (DEBUG_SHOW_INFO) 12333 Log.v(TAG, " Class=" + a.info.name); 12334 final int NI = a.intents.size(); 12335 for (int j=0; j<NI; j++) { 12336 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12337 if ("activity".equals(type)) { 12338 final PackageSetting ps = 12339 mSettings.getDisabledSystemPkgLPr(intent.activity.info.packageName); 12340 final List<PackageParser.Activity> systemActivities = 12341 ps != null && ps.pkg != null ? ps.pkg.activities : null; 12342 adjustPriority(systemActivities, intent); 12343 } 12344 if (DEBUG_SHOW_INFO) { 12345 Log.v(TAG, " IntentFilter:"); 12346 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12347 } 12348 if (!intent.debugCheck()) { 12349 Log.w(TAG, "==> For Activity " + a.info.name); 12350 } 12351 addFilter(intent); 12352 } 12353 } 12354 12355 public final void removeActivity(PackageParser.Activity a, String type) { 12356 mActivities.remove(a.getComponentName()); 12357 if (DEBUG_SHOW_INFO) { 12358 Log.v(TAG, " " + type + " " 12359 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 12360 : a.info.name) + ":"); 12361 Log.v(TAG, " Class=" + a.info.name); 12362 } 12363 final int NI = a.intents.size(); 12364 for (int j=0; j<NI; j++) { 12365 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12366 if (DEBUG_SHOW_INFO) { 12367 Log.v(TAG, " IntentFilter:"); 12368 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12369 } 12370 removeFilter(intent); 12371 } 12372 } 12373 12374 @Override 12375 protected boolean allowFilterResult( 12376 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 12377 ActivityInfo filterAi = filter.activity.info; 12378 for (int i=dest.size()-1; i>=0; i--) { 12379 ActivityInfo destAi = dest.get(i).activityInfo; 12380 if (destAi.name == filterAi.name 12381 && destAi.packageName == filterAi.packageName) { 12382 return false; 12383 } 12384 } 12385 return true; 12386 } 12387 12388 @Override 12389 protected ActivityIntentInfo[] newArray(int size) { 12390 return new ActivityIntentInfo[size]; 12391 } 12392 12393 @Override 12394 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 12395 if (!sUserManager.exists(userId)) return true; 12396 PackageParser.Package p = filter.activity.owner; 12397 if (p != null) { 12398 PackageSetting ps = (PackageSetting)p.mExtras; 12399 if (ps != null) { 12400 // System apps are never considered stopped for purposes of 12401 // filtering, because there may be no way for the user to 12402 // actually re-launch them. 12403 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 12404 && ps.getStopped(userId); 12405 } 12406 } 12407 return false; 12408 } 12409 12410 @Override 12411 protected boolean isPackageForFilter(String packageName, 12412 PackageParser.ActivityIntentInfo info) { 12413 return packageName.equals(info.activity.owner.packageName); 12414 } 12415 12416 @Override 12417 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 12418 int match, int userId) { 12419 if (!sUserManager.exists(userId)) return null; 12420 if (!mSettings.isEnabledAndMatchLPr(info.activity.info, mFlags, userId)) { 12421 return null; 12422 } 12423 final PackageParser.Activity activity = info.activity; 12424 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 12425 if (ps == null) { 12426 return null; 12427 } 12428 final PackageUserState userState = ps.readUserState(userId); 12429 ActivityInfo ai = generateActivityInfo(activity, mFlags, userState, userId); 12430 if (ai == null) { 12431 return null; 12432 } 12433 final boolean matchVisibleToInstantApp = 12434 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12435 final boolean isInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12436 // throw out filters that aren't visible to ephemeral apps 12437 if (matchVisibleToInstantApp 12438 && !(info.isVisibleToInstantApp() || userState.instantApp)) { 12439 return null; 12440 } 12441 // throw out ephemeral filters if we're not explicitly requesting them 12442 if (!isInstantApp && userState.instantApp) { 12443 return null; 12444 } 12445 // throw out instant app filters if updates are available; will trigger 12446 // instant app resolution 12447 if (userState.instantApp && ps.isUpdateAvailable()) { 12448 return null; 12449 } 12450 final ResolveInfo res = new ResolveInfo(); 12451 res.activityInfo = ai; 12452 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12453 res.filter = info; 12454 } 12455 if (info != null) { 12456 res.handleAllWebDataURI = info.handleAllWebDataURI(); 12457 } 12458 res.priority = info.getPriority(); 12459 res.preferredOrder = activity.owner.mPreferredOrder; 12460 //System.out.println("Result: " + res.activityInfo.className + 12461 // " = " + res.priority); 12462 res.match = match; 12463 res.isDefault = info.hasDefault; 12464 res.labelRes = info.labelRes; 12465 res.nonLocalizedLabel = info.nonLocalizedLabel; 12466 if (userNeedsBadging(userId)) { 12467 res.noResourceId = true; 12468 } else { 12469 res.icon = info.icon; 12470 } 12471 res.iconResourceId = info.icon; 12472 res.system = res.activityInfo.applicationInfo.isSystemApp(); 12473 res.instantAppAvailable = userState.instantApp; 12474 return res; 12475 } 12476 12477 @Override 12478 protected void sortResults(List<ResolveInfo> results) { 12479 Collections.sort(results, mResolvePrioritySorter); 12480 } 12481 12482 @Override 12483 protected void dumpFilter(PrintWriter out, String prefix, 12484 PackageParser.ActivityIntentInfo filter) { 12485 out.print(prefix); out.print( 12486 Integer.toHexString(System.identityHashCode(filter.activity))); 12487 out.print(' '); 12488 filter.activity.printComponentShortName(out); 12489 out.print(" filter "); 12490 out.println(Integer.toHexString(System.identityHashCode(filter))); 12491 } 12492 12493 @Override 12494 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 12495 return filter.activity; 12496 } 12497 12498 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12499 PackageParser.Activity activity = (PackageParser.Activity)label; 12500 out.print(prefix); out.print( 12501 Integer.toHexString(System.identityHashCode(activity))); 12502 out.print(' '); 12503 activity.printComponentShortName(out); 12504 if (count > 1) { 12505 out.print(" ("); out.print(count); out.print(" filters)"); 12506 } 12507 out.println(); 12508 } 12509 12510 // Keys are String (activity class name), values are Activity. 12511 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 12512 = new ArrayMap<ComponentName, PackageParser.Activity>(); 12513 private int mFlags; 12514 } 12515 12516 private final class ServiceIntentResolver 12517 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 12518 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12519 boolean defaultOnly, int userId) { 12520 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12521 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12522 } 12523 12524 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12525 int userId) { 12526 if (!sUserManager.exists(userId)) return null; 12527 mFlags = flags; 12528 return super.queryIntent(intent, resolvedType, 12529 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12530 userId); 12531 } 12532 12533 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12534 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 12535 if (!sUserManager.exists(userId)) return null; 12536 if (packageServices == null) { 12537 return null; 12538 } 12539 mFlags = flags; 12540 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 12541 final int N = packageServices.size(); 12542 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 12543 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 12544 12545 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 12546 for (int i = 0; i < N; ++i) { 12547 intentFilters = packageServices.get(i).intents; 12548 if (intentFilters != null && intentFilters.size() > 0) { 12549 PackageParser.ServiceIntentInfo[] array = 12550 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 12551 intentFilters.toArray(array); 12552 listCut.add(array); 12553 } 12554 } 12555 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12556 } 12557 12558 public final void addService(PackageParser.Service s) { 12559 mServices.put(s.getComponentName(), s); 12560 if (DEBUG_SHOW_INFO) { 12561 Log.v(TAG, " " 12562 + (s.info.nonLocalizedLabel != null 12563 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12564 Log.v(TAG, " Class=" + s.info.name); 12565 } 12566 final int NI = s.intents.size(); 12567 int j; 12568 for (j=0; j<NI; j++) { 12569 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12570 if (DEBUG_SHOW_INFO) { 12571 Log.v(TAG, " IntentFilter:"); 12572 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12573 } 12574 if (!intent.debugCheck()) { 12575 Log.w(TAG, "==> For Service " + s.info.name); 12576 } 12577 addFilter(intent); 12578 } 12579 } 12580 12581 public final void removeService(PackageParser.Service s) { 12582 mServices.remove(s.getComponentName()); 12583 if (DEBUG_SHOW_INFO) { 12584 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 12585 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12586 Log.v(TAG, " Class=" + s.info.name); 12587 } 12588 final int NI = s.intents.size(); 12589 int j; 12590 for (j=0; j<NI; j++) { 12591 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12592 if (DEBUG_SHOW_INFO) { 12593 Log.v(TAG, " IntentFilter:"); 12594 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12595 } 12596 removeFilter(intent); 12597 } 12598 } 12599 12600 @Override 12601 protected boolean allowFilterResult( 12602 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 12603 ServiceInfo filterSi = filter.service.info; 12604 for (int i=dest.size()-1; i>=0; i--) { 12605 ServiceInfo destAi = dest.get(i).serviceInfo; 12606 if (destAi.name == filterSi.name 12607 && destAi.packageName == filterSi.packageName) { 12608 return false; 12609 } 12610 } 12611 return true; 12612 } 12613 12614 @Override 12615 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 12616 return new PackageParser.ServiceIntentInfo[size]; 12617 } 12618 12619 @Override 12620 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 12621 if (!sUserManager.exists(userId)) return true; 12622 PackageParser.Package p = filter.service.owner; 12623 if (p != null) { 12624 PackageSetting ps = (PackageSetting)p.mExtras; 12625 if (ps != null) { 12626 // System apps are never considered stopped for purposes of 12627 // filtering, because there may be no way for the user to 12628 // actually re-launch them. 12629 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 12630 && ps.getStopped(userId); 12631 } 12632 } 12633 return false; 12634 } 12635 12636 @Override 12637 protected boolean isPackageForFilter(String packageName, 12638 PackageParser.ServiceIntentInfo info) { 12639 return packageName.equals(info.service.owner.packageName); 12640 } 12641 12642 @Override 12643 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 12644 int match, int userId) { 12645 if (!sUserManager.exists(userId)) return null; 12646 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 12647 if (!mSettings.isEnabledAndMatchLPr(info.service.info, mFlags, userId)) { 12648 return null; 12649 } 12650 final PackageParser.Service service = info.service; 12651 PackageSetting ps = (PackageSetting) service.owner.mExtras; 12652 if (ps == null) { 12653 return null; 12654 } 12655 final PackageUserState userState = ps.readUserState(userId); 12656 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 12657 userState, userId); 12658 if (si == null) { 12659 return null; 12660 } 12661 final boolean matchVisibleToInstantApp = 12662 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12663 final boolean isInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12664 // throw out filters that aren't visible to ephemeral apps 12665 if (matchVisibleToInstantApp 12666 && !(info.isVisibleToInstantApp() || userState.instantApp)) { 12667 return null; 12668 } 12669 // throw out ephemeral filters if we're not explicitly requesting them 12670 if (!isInstantApp && userState.instantApp) { 12671 return null; 12672 } 12673 // throw out instant app filters if updates are available; will trigger 12674 // instant app resolution 12675 if (userState.instantApp && ps.isUpdateAvailable()) { 12676 return null; 12677 } 12678 final ResolveInfo res = new ResolveInfo(); 12679 res.serviceInfo = si; 12680 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12681 res.filter = filter; 12682 } 12683 res.priority = info.getPriority(); 12684 res.preferredOrder = service.owner.mPreferredOrder; 12685 res.match = match; 12686 res.isDefault = info.hasDefault; 12687 res.labelRes = info.labelRes; 12688 res.nonLocalizedLabel = info.nonLocalizedLabel; 12689 res.icon = info.icon; 12690 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 12691 return res; 12692 } 12693 12694 @Override 12695 protected void sortResults(List<ResolveInfo> results) { 12696 Collections.sort(results, mResolvePrioritySorter); 12697 } 12698 12699 @Override 12700 protected void dumpFilter(PrintWriter out, String prefix, 12701 PackageParser.ServiceIntentInfo filter) { 12702 out.print(prefix); out.print( 12703 Integer.toHexString(System.identityHashCode(filter.service))); 12704 out.print(' '); 12705 filter.service.printComponentShortName(out); 12706 out.print(" filter "); 12707 out.println(Integer.toHexString(System.identityHashCode(filter))); 12708 } 12709 12710 @Override 12711 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 12712 return filter.service; 12713 } 12714 12715 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12716 PackageParser.Service service = (PackageParser.Service)label; 12717 out.print(prefix); out.print( 12718 Integer.toHexString(System.identityHashCode(service))); 12719 out.print(' '); 12720 service.printComponentShortName(out); 12721 if (count > 1) { 12722 out.print(" ("); out.print(count); out.print(" filters)"); 12723 } 12724 out.println(); 12725 } 12726 12727// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 12728// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 12729// final List<ResolveInfo> retList = Lists.newArrayList(); 12730// while (i.hasNext()) { 12731// final ResolveInfo resolveInfo = (ResolveInfo) i; 12732// if (isEnabledLP(resolveInfo.serviceInfo)) { 12733// retList.add(resolveInfo); 12734// } 12735// } 12736// return retList; 12737// } 12738 12739 // Keys are String (activity class name), values are Activity. 12740 private final ArrayMap<ComponentName, PackageParser.Service> mServices 12741 = new ArrayMap<ComponentName, PackageParser.Service>(); 12742 private int mFlags; 12743 } 12744 12745 private final class ProviderIntentResolver 12746 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 12747 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12748 boolean defaultOnly, int userId) { 12749 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12750 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12751 } 12752 12753 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12754 int userId) { 12755 if (!sUserManager.exists(userId)) 12756 return null; 12757 mFlags = flags; 12758 return super.queryIntent(intent, resolvedType, 12759 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12760 userId); 12761 } 12762 12763 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12764 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 12765 if (!sUserManager.exists(userId)) 12766 return null; 12767 if (packageProviders == null) { 12768 return null; 12769 } 12770 mFlags = flags; 12771 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 12772 final int N = packageProviders.size(); 12773 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 12774 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 12775 12776 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 12777 for (int i = 0; i < N; ++i) { 12778 intentFilters = packageProviders.get(i).intents; 12779 if (intentFilters != null && intentFilters.size() > 0) { 12780 PackageParser.ProviderIntentInfo[] array = 12781 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 12782 intentFilters.toArray(array); 12783 listCut.add(array); 12784 } 12785 } 12786 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12787 } 12788 12789 public final void addProvider(PackageParser.Provider p) { 12790 if (mProviders.containsKey(p.getComponentName())) { 12791 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 12792 return; 12793 } 12794 12795 mProviders.put(p.getComponentName(), p); 12796 if (DEBUG_SHOW_INFO) { 12797 Log.v(TAG, " " 12798 + (p.info.nonLocalizedLabel != null 12799 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 12800 Log.v(TAG, " Class=" + p.info.name); 12801 } 12802 final int NI = p.intents.size(); 12803 int j; 12804 for (j = 0; j < NI; j++) { 12805 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 12806 if (DEBUG_SHOW_INFO) { 12807 Log.v(TAG, " IntentFilter:"); 12808 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12809 } 12810 if (!intent.debugCheck()) { 12811 Log.w(TAG, "==> For Provider " + p.info.name); 12812 } 12813 addFilter(intent); 12814 } 12815 } 12816 12817 public final void removeProvider(PackageParser.Provider p) { 12818 mProviders.remove(p.getComponentName()); 12819 if (DEBUG_SHOW_INFO) { 12820 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 12821 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 12822 Log.v(TAG, " Class=" + p.info.name); 12823 } 12824 final int NI = p.intents.size(); 12825 int j; 12826 for (j = 0; j < NI; j++) { 12827 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 12828 if (DEBUG_SHOW_INFO) { 12829 Log.v(TAG, " IntentFilter:"); 12830 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12831 } 12832 removeFilter(intent); 12833 } 12834 } 12835 12836 @Override 12837 protected boolean allowFilterResult( 12838 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 12839 ProviderInfo filterPi = filter.provider.info; 12840 for (int i = dest.size() - 1; i >= 0; i--) { 12841 ProviderInfo destPi = dest.get(i).providerInfo; 12842 if (destPi.name == filterPi.name 12843 && destPi.packageName == filterPi.packageName) { 12844 return false; 12845 } 12846 } 12847 return true; 12848 } 12849 12850 @Override 12851 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 12852 return new PackageParser.ProviderIntentInfo[size]; 12853 } 12854 12855 @Override 12856 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 12857 if (!sUserManager.exists(userId)) 12858 return true; 12859 PackageParser.Package p = filter.provider.owner; 12860 if (p != null) { 12861 PackageSetting ps = (PackageSetting) p.mExtras; 12862 if (ps != null) { 12863 // System apps are never considered stopped for purposes of 12864 // filtering, because there may be no way for the user to 12865 // actually re-launch them. 12866 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 12867 && ps.getStopped(userId); 12868 } 12869 } 12870 return false; 12871 } 12872 12873 @Override 12874 protected boolean isPackageForFilter(String packageName, 12875 PackageParser.ProviderIntentInfo info) { 12876 return packageName.equals(info.provider.owner.packageName); 12877 } 12878 12879 @Override 12880 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 12881 int match, int userId) { 12882 if (!sUserManager.exists(userId)) 12883 return null; 12884 final PackageParser.ProviderIntentInfo info = filter; 12885 if (!mSettings.isEnabledAndMatchLPr(info.provider.info, mFlags, userId)) { 12886 return null; 12887 } 12888 final PackageParser.Provider provider = info.provider; 12889 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 12890 if (ps == null) { 12891 return null; 12892 } 12893 final PackageUserState userState = ps.readUserState(userId); 12894 final boolean matchVisibleToInstantApp = 12895 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12896 final boolean isInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12897 // throw out filters that aren't visible to instant applications 12898 if (matchVisibleToInstantApp 12899 && !(info.isVisibleToInstantApp() || userState.instantApp)) { 12900 return null; 12901 } 12902 // throw out instant application filters if we're not explicitly requesting them 12903 if (!isInstantApp && userState.instantApp) { 12904 return null; 12905 } 12906 // throw out instant application filters if updates are available; will trigger 12907 // instant application resolution 12908 if (userState.instantApp && ps.isUpdateAvailable()) { 12909 return null; 12910 } 12911 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 12912 userState, userId); 12913 if (pi == null) { 12914 return null; 12915 } 12916 final ResolveInfo res = new ResolveInfo(); 12917 res.providerInfo = pi; 12918 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 12919 res.filter = filter; 12920 } 12921 res.priority = info.getPriority(); 12922 res.preferredOrder = provider.owner.mPreferredOrder; 12923 res.match = match; 12924 res.isDefault = info.hasDefault; 12925 res.labelRes = info.labelRes; 12926 res.nonLocalizedLabel = info.nonLocalizedLabel; 12927 res.icon = info.icon; 12928 res.system = res.providerInfo.applicationInfo.isSystemApp(); 12929 return res; 12930 } 12931 12932 @Override 12933 protected void sortResults(List<ResolveInfo> results) { 12934 Collections.sort(results, mResolvePrioritySorter); 12935 } 12936 12937 @Override 12938 protected void dumpFilter(PrintWriter out, String prefix, 12939 PackageParser.ProviderIntentInfo filter) { 12940 out.print(prefix); 12941 out.print( 12942 Integer.toHexString(System.identityHashCode(filter.provider))); 12943 out.print(' '); 12944 filter.provider.printComponentShortName(out); 12945 out.print(" filter "); 12946 out.println(Integer.toHexString(System.identityHashCode(filter))); 12947 } 12948 12949 @Override 12950 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 12951 return filter.provider; 12952 } 12953 12954 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12955 PackageParser.Provider provider = (PackageParser.Provider)label; 12956 out.print(prefix); out.print( 12957 Integer.toHexString(System.identityHashCode(provider))); 12958 out.print(' '); 12959 provider.printComponentShortName(out); 12960 if (count > 1) { 12961 out.print(" ("); out.print(count); out.print(" filters)"); 12962 } 12963 out.println(); 12964 } 12965 12966 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 12967 = new ArrayMap<ComponentName, PackageParser.Provider>(); 12968 private int mFlags; 12969 } 12970 12971 static final class EphemeralIntentResolver 12972 extends IntentResolver<AuxiliaryResolveInfo, AuxiliaryResolveInfo> { 12973 /** 12974 * The result that has the highest defined order. Ordering applies on a 12975 * per-package basis. Mapping is from package name to Pair of order and 12976 * EphemeralResolveInfo. 12977 * <p> 12978 * NOTE: This is implemented as a field variable for convenience and efficiency. 12979 * By having a field variable, we're able to track filter ordering as soon as 12980 * a non-zero order is defined. Otherwise, multiple loops across the result set 12981 * would be needed to apply ordering. If the intent resolver becomes re-entrant, 12982 * this needs to be contained entirely within {@link #filterResults}. 12983 */ 12984 final ArrayMap<String, Pair<Integer, InstantAppResolveInfo>> mOrderResult = new ArrayMap<>(); 12985 12986 @Override 12987 protected AuxiliaryResolveInfo[] newArray(int size) { 12988 return new AuxiliaryResolveInfo[size]; 12989 } 12990 12991 @Override 12992 protected boolean isPackageForFilter(String packageName, AuxiliaryResolveInfo responseObj) { 12993 return true; 12994 } 12995 12996 @Override 12997 protected AuxiliaryResolveInfo newResult(AuxiliaryResolveInfo responseObj, int match, 12998 int userId) { 12999 if (!sUserManager.exists(userId)) { 13000 return null; 13001 } 13002 final String packageName = responseObj.resolveInfo.getPackageName(); 13003 final Integer order = responseObj.getOrder(); 13004 final Pair<Integer, InstantAppResolveInfo> lastOrderResult = 13005 mOrderResult.get(packageName); 13006 // ordering is enabled and this item's order isn't high enough 13007 if (lastOrderResult != null && lastOrderResult.first >= order) { 13008 return null; 13009 } 13010 final InstantAppResolveInfo res = responseObj.resolveInfo; 13011 if (order > 0) { 13012 // non-zero order, enable ordering 13013 mOrderResult.put(packageName, new Pair<>(order, res)); 13014 } 13015 return responseObj; 13016 } 13017 13018 @Override 13019 protected void filterResults(List<AuxiliaryResolveInfo> results) { 13020 // only do work if ordering is enabled [most of the time it won't be] 13021 if (mOrderResult.size() == 0) { 13022 return; 13023 } 13024 int resultSize = results.size(); 13025 for (int i = 0; i < resultSize; i++) { 13026 final InstantAppResolveInfo info = results.get(i).resolveInfo; 13027 final String packageName = info.getPackageName(); 13028 final Pair<Integer, InstantAppResolveInfo> savedInfo = mOrderResult.get(packageName); 13029 if (savedInfo == null) { 13030 // package doesn't having ordering 13031 continue; 13032 } 13033 if (savedInfo.second == info) { 13034 // circled back to the highest ordered item; remove from order list 13035 mOrderResult.remove(savedInfo); 13036 if (mOrderResult.size() == 0) { 13037 // no more ordered items 13038 break; 13039 } 13040 continue; 13041 } 13042 // item has a worse order, remove it from the result list 13043 results.remove(i); 13044 resultSize--; 13045 i--; 13046 } 13047 } 13048 } 13049 13050 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 13051 new Comparator<ResolveInfo>() { 13052 public int compare(ResolveInfo r1, ResolveInfo r2) { 13053 int v1 = r1.priority; 13054 int v2 = r2.priority; 13055 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 13056 if (v1 != v2) { 13057 return (v1 > v2) ? -1 : 1; 13058 } 13059 v1 = r1.preferredOrder; 13060 v2 = r2.preferredOrder; 13061 if (v1 != v2) { 13062 return (v1 > v2) ? -1 : 1; 13063 } 13064 if (r1.isDefault != r2.isDefault) { 13065 return r1.isDefault ? -1 : 1; 13066 } 13067 v1 = r1.match; 13068 v2 = r2.match; 13069 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 13070 if (v1 != v2) { 13071 return (v1 > v2) ? -1 : 1; 13072 } 13073 if (r1.system != r2.system) { 13074 return r1.system ? -1 : 1; 13075 } 13076 if (r1.activityInfo != null) { 13077 return r1.activityInfo.packageName.compareTo(r2.activityInfo.packageName); 13078 } 13079 if (r1.serviceInfo != null) { 13080 return r1.serviceInfo.packageName.compareTo(r2.serviceInfo.packageName); 13081 } 13082 if (r1.providerInfo != null) { 13083 return r1.providerInfo.packageName.compareTo(r2.providerInfo.packageName); 13084 } 13085 return 0; 13086 } 13087 }; 13088 13089 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 13090 new Comparator<ProviderInfo>() { 13091 public int compare(ProviderInfo p1, ProviderInfo p2) { 13092 final int v1 = p1.initOrder; 13093 final int v2 = p2.initOrder; 13094 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 13095 } 13096 }; 13097 13098 public void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 13099 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 13100 final int[] userIds) { 13101 mHandler.post(new Runnable() { 13102 @Override 13103 public void run() { 13104 try { 13105 final IActivityManager am = ActivityManager.getService(); 13106 if (am == null) return; 13107 final int[] resolvedUserIds; 13108 if (userIds == null) { 13109 resolvedUserIds = am.getRunningUserIds(); 13110 } else { 13111 resolvedUserIds = userIds; 13112 } 13113 for (int id : resolvedUserIds) { 13114 final Intent intent = new Intent(action, 13115 pkg != null ? Uri.fromParts(PACKAGE_SCHEME, pkg, null) : null); 13116 if (extras != null) { 13117 intent.putExtras(extras); 13118 } 13119 if (targetPkg != null) { 13120 intent.setPackage(targetPkg); 13121 } 13122 // Modify the UID when posting to other users 13123 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 13124 if (uid > 0 && UserHandle.getUserId(uid) != id) { 13125 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 13126 intent.putExtra(Intent.EXTRA_UID, uid); 13127 } 13128 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 13129 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 13130 if (DEBUG_BROADCASTS) { 13131 RuntimeException here = new RuntimeException("here"); 13132 here.fillInStackTrace(); 13133 Slog.d(TAG, "Sending to user " + id + ": " 13134 + intent.toShortString(false, true, false, false) 13135 + " " + intent.getExtras(), here); 13136 } 13137 am.broadcastIntent(null, intent, null, finishedReceiver, 13138 0, null, null, null, android.app.AppOpsManager.OP_NONE, 13139 null, finishedReceiver != null, false, id); 13140 } 13141 } catch (RemoteException ex) { 13142 } 13143 } 13144 }); 13145 } 13146 13147 /** 13148 * Check if the external storage media is available. This is true if there 13149 * is a mounted external storage medium or if the external storage is 13150 * emulated. 13151 */ 13152 private boolean isExternalMediaAvailable() { 13153 return mMediaMounted || Environment.isExternalStorageEmulated(); 13154 } 13155 13156 @Override 13157 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 13158 // writer 13159 synchronized (mPackages) { 13160 if (!isExternalMediaAvailable()) { 13161 // If the external storage is no longer mounted at this point, 13162 // the caller may not have been able to delete all of this 13163 // packages files and can not delete any more. Bail. 13164 return null; 13165 } 13166 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 13167 if (lastPackage != null) { 13168 pkgs.remove(lastPackage); 13169 } 13170 if (pkgs.size() > 0) { 13171 return pkgs.get(0); 13172 } 13173 } 13174 return null; 13175 } 13176 13177 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 13178 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 13179 userId, andCode ? 1 : 0, packageName); 13180 if (mSystemReady) { 13181 msg.sendToTarget(); 13182 } else { 13183 if (mPostSystemReadyMessages == null) { 13184 mPostSystemReadyMessages = new ArrayList<>(); 13185 } 13186 mPostSystemReadyMessages.add(msg); 13187 } 13188 } 13189 13190 void startCleaningPackages() { 13191 // reader 13192 if (!isExternalMediaAvailable()) { 13193 return; 13194 } 13195 synchronized (mPackages) { 13196 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 13197 return; 13198 } 13199 } 13200 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 13201 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 13202 IActivityManager am = ActivityManager.getService(); 13203 if (am != null) { 13204 int dcsUid = -1; 13205 synchronized (mPackages) { 13206 if (!mDefaultContainerWhitelisted) { 13207 mDefaultContainerWhitelisted = true; 13208 PackageSetting ps = mSettings.mPackages.get(DEFAULT_CONTAINER_PACKAGE); 13209 dcsUid = UserHandle.getUid(UserHandle.USER_SYSTEM, ps.appId); 13210 } 13211 } 13212 try { 13213 if (dcsUid > 0) { 13214 am.backgroundWhitelistUid(dcsUid); 13215 } 13216 am.startService(null, intent, null, false, mContext.getOpPackageName(), 13217 UserHandle.USER_SYSTEM); 13218 } catch (RemoteException e) { 13219 } 13220 } 13221 } 13222 13223 @Override 13224 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 13225 int installFlags, String installerPackageName, int userId) { 13226 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 13227 13228 final int callingUid = Binder.getCallingUid(); 13229 enforceCrossUserPermission(callingUid, userId, 13230 true /* requireFullPermission */, true /* checkShell */, "installPackageAsUser"); 13231 13232 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 13233 try { 13234 if (observer != null) { 13235 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 13236 } 13237 } catch (RemoteException re) { 13238 } 13239 return; 13240 } 13241 13242 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 13243 installFlags |= PackageManager.INSTALL_FROM_ADB; 13244 13245 } else { 13246 // Caller holds INSTALL_PACKAGES permission, so we're less strict 13247 // about installerPackageName. 13248 13249 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 13250 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 13251 } 13252 13253 UserHandle user; 13254 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 13255 user = UserHandle.ALL; 13256 } else { 13257 user = new UserHandle(userId); 13258 } 13259 13260 // Only system components can circumvent runtime permissions when installing. 13261 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 13262 && mContext.checkCallingOrSelfPermission(Manifest.permission 13263 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 13264 throw new SecurityException("You need the " 13265 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 13266 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 13267 } 13268 13269 if ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0 13270 || (installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 13271 throw new IllegalArgumentException( 13272 "New installs into ASEC containers no longer supported"); 13273 } 13274 13275 final File originFile = new File(originPath); 13276 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 13277 13278 final Message msg = mHandler.obtainMessage(INIT_COPY); 13279 final VerificationInfo verificationInfo = new VerificationInfo( 13280 null /*originatingUri*/, null /*referrer*/, -1 /*originatingUid*/, callingUid); 13281 final InstallParams params = new InstallParams(origin, null /*moveInfo*/, observer, 13282 installFlags, installerPackageName, null /*volumeUuid*/, verificationInfo, user, 13283 null /*packageAbiOverride*/, null /*grantedPermissions*/, 13284 null /*certificates*/, PackageManager.INSTALL_REASON_UNKNOWN); 13285 params.setTraceMethod("installAsUser").setTraceCookie(System.identityHashCode(params)); 13286 msg.obj = params; 13287 13288 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installAsUser", 13289 System.identityHashCode(msg.obj)); 13290 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 13291 System.identityHashCode(msg.obj)); 13292 13293 mHandler.sendMessage(msg); 13294 } 13295 13296 13297 /** 13298 * Ensure that the install reason matches what we know about the package installer (e.g. whether 13299 * it is acting on behalf on an enterprise or the user). 13300 * 13301 * Note that the ordering of the conditionals in this method is important. The checks we perform 13302 * are as follows, in this order: 13303 * 13304 * 1) If the install is being performed by a system app, we can trust the app to have set the 13305 * install reason correctly. Thus, we pass through the install reason unchanged, no matter 13306 * what it is. 13307 * 2) If the install is being performed by a device or profile owner app, the install reason 13308 * should be enterprise policy. However, we cannot be sure that the device or profile owner 13309 * set the install reason correctly. If the app targets an older SDK version where install 13310 * reasons did not exist yet, or if the app author simply forgot, the install reason may be 13311 * unset or wrong. Thus, we force the install reason to be enterprise policy. 13312 * 3) In all other cases, the install is being performed by a regular app that is neither part 13313 * of the system nor a device or profile owner. We have no reason to believe that this app is 13314 * acting on behalf of the enterprise admin. Thus, we check whether the install reason was 13315 * set to enterprise policy and if so, change it to unknown instead. 13316 */ 13317 private int fixUpInstallReason(String installerPackageName, int installerUid, 13318 int installReason) { 13319 if (checkUidPermission(android.Manifest.permission.INSTALL_PACKAGES, installerUid) 13320 == PERMISSION_GRANTED) { 13321 // If the install is being performed by a system app, we trust that app to have set the 13322 // install reason correctly. 13323 return installReason; 13324 } 13325 13326 final IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 13327 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 13328 if (dpm != null) { 13329 ComponentName owner = null; 13330 try { 13331 owner = dpm.getDeviceOwnerComponent(true /* callingUserOnly */); 13332 if (owner == null) { 13333 owner = dpm.getProfileOwner(UserHandle.getUserId(installerUid)); 13334 } 13335 } catch (RemoteException e) { 13336 } 13337 if (owner != null && owner.getPackageName().equals(installerPackageName)) { 13338 // If the install is being performed by a device or profile owner, the install 13339 // reason should be enterprise policy. 13340 return PackageManager.INSTALL_REASON_POLICY; 13341 } 13342 } 13343 13344 if (installReason == PackageManager.INSTALL_REASON_POLICY) { 13345 // If the install is being performed by a regular app (i.e. neither system app nor 13346 // device or profile owner), we have no reason to believe that the app is acting on 13347 // behalf of an enterprise. If the app set the install reason to enterprise policy, 13348 // change it to unknown instead. 13349 return PackageManager.INSTALL_REASON_UNKNOWN; 13350 } 13351 13352 // If the install is being performed by a regular app and the install reason was set to any 13353 // value but enterprise policy, leave the install reason unchanged. 13354 return installReason; 13355 } 13356 13357 void installStage(String packageName, File stagedDir, String stagedCid, 13358 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 13359 String installerPackageName, int installerUid, UserHandle user, 13360 Certificate[][] certificates) { 13361 if (DEBUG_EPHEMERAL) { 13362 if ((sessionParams.installFlags & PackageManager.INSTALL_INSTANT_APP) != 0) { 13363 Slog.d(TAG, "Ephemeral install of " + packageName); 13364 } 13365 } 13366 final VerificationInfo verificationInfo = new VerificationInfo( 13367 sessionParams.originatingUri, sessionParams.referrerUri, 13368 sessionParams.originatingUid, installerUid); 13369 13370 final OriginInfo origin; 13371 if (stagedDir != null) { 13372 origin = OriginInfo.fromStagedFile(stagedDir); 13373 } else { 13374 origin = OriginInfo.fromStagedContainer(stagedCid); 13375 } 13376 13377 final Message msg = mHandler.obtainMessage(INIT_COPY); 13378 final int installReason = fixUpInstallReason(installerPackageName, installerUid, 13379 sessionParams.installReason); 13380 final InstallParams params = new InstallParams(origin, null, observer, 13381 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 13382 verificationInfo, user, sessionParams.abiOverride, 13383 sessionParams.grantedRuntimePermissions, certificates, installReason); 13384 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 13385 msg.obj = params; 13386 13387 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 13388 System.identityHashCode(msg.obj)); 13389 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 13390 System.identityHashCode(msg.obj)); 13391 13392 mHandler.sendMessage(msg); 13393 } 13394 13395 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, 13396 int userId) { 13397 final boolean isSystem = isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 13398 sendPackageAddedForNewUsers(packageName, isSystem, pkgSetting.appId, userId); 13399 } 13400 13401 public void sendPackageAddedForNewUsers(String packageName, boolean isSystem, int appId, int... userIds) { 13402 if (ArrayUtils.isEmpty(userIds)) { 13403 return; 13404 } 13405 Bundle extras = new Bundle(1); 13406 // Set to UID of the first user, EXTRA_UID is automatically updated in sendPackageBroadcast 13407 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userIds[0], appId)); 13408 13409 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 13410 packageName, extras, 0, null, null, userIds); 13411 if (isSystem) { 13412 mHandler.post(() -> { 13413 for (int userId : userIds) { 13414 sendBootCompletedBroadcastToSystemApp(packageName, userId); 13415 } 13416 } 13417 ); 13418 } 13419 } 13420 13421 /** 13422 * The just-installed/enabled app is bundled on the system, so presumed to be able to run 13423 * automatically without needing an explicit launch. 13424 * Send it a LOCKED_BOOT_COMPLETED/BOOT_COMPLETED if it would ordinarily have gotten ones. 13425 */ 13426 private void sendBootCompletedBroadcastToSystemApp(String packageName, int userId) { 13427 // If user is not running, the app didn't miss any broadcast 13428 if (!mUserManagerInternal.isUserRunning(userId)) { 13429 return; 13430 } 13431 final IActivityManager am = ActivityManager.getService(); 13432 try { 13433 // Deliver LOCKED_BOOT_COMPLETED first 13434 Intent lockedBcIntent = new Intent(Intent.ACTION_LOCKED_BOOT_COMPLETED) 13435 .setPackage(packageName); 13436 final String[] requiredPermissions = {Manifest.permission.RECEIVE_BOOT_COMPLETED}; 13437 am.broadcastIntent(null, lockedBcIntent, null, null, 0, null, null, requiredPermissions, 13438 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13439 13440 // Deliver BOOT_COMPLETED only if user is unlocked 13441 if (mUserManagerInternal.isUserUnlockingOrUnlocked(userId)) { 13442 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED).setPackage(packageName); 13443 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, requiredPermissions, 13444 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13445 } 13446 } catch (RemoteException e) { 13447 throw e.rethrowFromSystemServer(); 13448 } 13449 } 13450 13451 @Override 13452 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 13453 int userId) { 13454 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13455 PackageSetting pkgSetting; 13456 final int uid = Binder.getCallingUid(); 13457 enforceCrossUserPermission(uid, userId, 13458 true /* requireFullPermission */, true /* checkShell */, 13459 "setApplicationHiddenSetting for user " + userId); 13460 13461 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 13462 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 13463 return false; 13464 } 13465 13466 long callingId = Binder.clearCallingIdentity(); 13467 try { 13468 boolean sendAdded = false; 13469 boolean sendRemoved = false; 13470 // writer 13471 synchronized (mPackages) { 13472 pkgSetting = mSettings.mPackages.get(packageName); 13473 if (pkgSetting == null) { 13474 return false; 13475 } 13476 // Do not allow "android" is being disabled 13477 if ("android".equals(packageName)) { 13478 Slog.w(TAG, "Cannot hide package: android"); 13479 return false; 13480 } 13481 // Cannot hide static shared libs as they are considered 13482 // a part of the using app (emulating static linking). Also 13483 // static libs are installed always on internal storage. 13484 PackageParser.Package pkg = mPackages.get(packageName); 13485 if (pkg != null && pkg.staticSharedLibName != null) { 13486 Slog.w(TAG, "Cannot hide package: " + packageName 13487 + " providing static shared library: " 13488 + pkg.staticSharedLibName); 13489 return false; 13490 } 13491 // Only allow protected packages to hide themselves. 13492 if (hidden && !UserHandle.isSameApp(uid, pkgSetting.appId) 13493 && mProtectedPackages.isPackageStateProtected(userId, packageName)) { 13494 Slog.w(TAG, "Not hiding protected package: " + packageName); 13495 return false; 13496 } 13497 13498 if (pkgSetting.getHidden(userId) != hidden) { 13499 pkgSetting.setHidden(hidden, userId); 13500 mSettings.writePackageRestrictionsLPr(userId); 13501 if (hidden) { 13502 sendRemoved = true; 13503 } else { 13504 sendAdded = true; 13505 } 13506 } 13507 } 13508 if (sendAdded) { 13509 sendPackageAddedForUser(packageName, pkgSetting, userId); 13510 return true; 13511 } 13512 if (sendRemoved) { 13513 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 13514 "hiding pkg"); 13515 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 13516 return true; 13517 } 13518 } finally { 13519 Binder.restoreCallingIdentity(callingId); 13520 } 13521 return false; 13522 } 13523 13524 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 13525 int userId) { 13526 final PackageRemovedInfo info = new PackageRemovedInfo(this); 13527 info.removedPackage = packageName; 13528 info.installerPackageName = pkgSetting.installerPackageName; 13529 info.removedUsers = new int[] {userId}; 13530 info.broadcastUsers = new int[] {userId}; 13531 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 13532 info.sendPackageRemovedBroadcasts(true /*killApp*/); 13533 } 13534 13535 private void sendPackagesSuspendedForUser(String[] pkgList, int userId, boolean suspended) { 13536 if (pkgList.length > 0) { 13537 Bundle extras = new Bundle(1); 13538 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 13539 13540 sendPackageBroadcast( 13541 suspended ? Intent.ACTION_PACKAGES_SUSPENDED 13542 : Intent.ACTION_PACKAGES_UNSUSPENDED, 13543 null, extras, Intent.FLAG_RECEIVER_REGISTERED_ONLY, null, null, 13544 new int[] {userId}); 13545 } 13546 } 13547 13548 /** 13549 * Returns true if application is not found or there was an error. Otherwise it returns 13550 * the hidden state of the package for the given user. 13551 */ 13552 @Override 13553 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 13554 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13555 enforceCrossUserPermission(Binder.getCallingUid(), userId, 13556 true /* requireFullPermission */, false /* checkShell */, 13557 "getApplicationHidden for user " + userId); 13558 PackageSetting pkgSetting; 13559 long callingId = Binder.clearCallingIdentity(); 13560 try { 13561 // writer 13562 synchronized (mPackages) { 13563 pkgSetting = mSettings.mPackages.get(packageName); 13564 if (pkgSetting == null) { 13565 return true; 13566 } 13567 return pkgSetting.getHidden(userId); 13568 } 13569 } finally { 13570 Binder.restoreCallingIdentity(callingId); 13571 } 13572 } 13573 13574 /** 13575 * @hide 13576 */ 13577 @Override 13578 public int installExistingPackageAsUser(String packageName, int userId, int installFlags, 13579 int installReason) { 13580 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 13581 null); 13582 PackageSetting pkgSetting; 13583 final int uid = Binder.getCallingUid(); 13584 enforceCrossUserPermission(uid, userId, 13585 true /* requireFullPermission */, true /* checkShell */, 13586 "installExistingPackage for user " + userId); 13587 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 13588 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 13589 } 13590 13591 long callingId = Binder.clearCallingIdentity(); 13592 try { 13593 boolean installed = false; 13594 final boolean instantApp = 13595 (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 13596 final boolean fullApp = 13597 (installFlags & PackageManager.INSTALL_FULL_APP) != 0; 13598 13599 // writer 13600 synchronized (mPackages) { 13601 pkgSetting = mSettings.mPackages.get(packageName); 13602 if (pkgSetting == null) { 13603 return PackageManager.INSTALL_FAILED_INVALID_URI; 13604 } 13605 if (!pkgSetting.getInstalled(userId)) { 13606 pkgSetting.setInstalled(true, userId); 13607 pkgSetting.setHidden(false, userId); 13608 pkgSetting.setInstallReason(installReason, userId); 13609 mSettings.writePackageRestrictionsLPr(userId); 13610 mSettings.writeKernelMappingLPr(pkgSetting); 13611 installed = true; 13612 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 13613 // upgrade app from instant to full; we don't allow app downgrade 13614 installed = true; 13615 } 13616 setInstantAppForUser(pkgSetting, userId, instantApp, fullApp); 13617 } 13618 13619 if (installed) { 13620 if (pkgSetting.pkg != null) { 13621 synchronized (mInstallLock) { 13622 // We don't need to freeze for a brand new install 13623 prepareAppDataAfterInstallLIF(pkgSetting.pkg); 13624 } 13625 } 13626 sendPackageAddedForUser(packageName, pkgSetting, userId); 13627 synchronized (mPackages) { 13628 updateSequenceNumberLP(packageName, new int[]{ userId }); 13629 } 13630 } 13631 } finally { 13632 Binder.restoreCallingIdentity(callingId); 13633 } 13634 13635 return PackageManager.INSTALL_SUCCEEDED; 13636 } 13637 13638 void setInstantAppForUser(PackageSetting pkgSetting, int userId, 13639 boolean instantApp, boolean fullApp) { 13640 // no state specified; do nothing 13641 if (!instantApp && !fullApp) { 13642 return; 13643 } 13644 if (userId != UserHandle.USER_ALL) { 13645 if (instantApp && !pkgSetting.getInstantApp(userId)) { 13646 pkgSetting.setInstantApp(true /*instantApp*/, userId); 13647 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 13648 pkgSetting.setInstantApp(false /*instantApp*/, userId); 13649 } 13650 } else { 13651 for (int currentUserId : sUserManager.getUserIds()) { 13652 if (instantApp && !pkgSetting.getInstantApp(currentUserId)) { 13653 pkgSetting.setInstantApp(true /*instantApp*/, currentUserId); 13654 } else if (fullApp && pkgSetting.getInstantApp(currentUserId)) { 13655 pkgSetting.setInstantApp(false /*instantApp*/, currentUserId); 13656 } 13657 } 13658 } 13659 } 13660 13661 boolean isUserRestricted(int userId, String restrictionKey) { 13662 Bundle restrictions = sUserManager.getUserRestrictions(userId); 13663 if (restrictions.getBoolean(restrictionKey, false)) { 13664 Log.w(TAG, "User is restricted: " + restrictionKey); 13665 return true; 13666 } 13667 return false; 13668 } 13669 13670 @Override 13671 public String[] setPackagesSuspendedAsUser(String[] packageNames, boolean suspended, 13672 int userId) { 13673 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13674 enforceCrossUserPermission(Binder.getCallingUid(), userId, 13675 true /* requireFullPermission */, true /* checkShell */, 13676 "setPackagesSuspended for user " + userId); 13677 13678 if (ArrayUtils.isEmpty(packageNames)) { 13679 return packageNames; 13680 } 13681 13682 // List of package names for whom the suspended state has changed. 13683 List<String> changedPackages = new ArrayList<>(packageNames.length); 13684 // List of package names for whom the suspended state is not set as requested in this 13685 // method. 13686 List<String> unactionedPackages = new ArrayList<>(packageNames.length); 13687 long callingId = Binder.clearCallingIdentity(); 13688 try { 13689 for (int i = 0; i < packageNames.length; i++) { 13690 String packageName = packageNames[i]; 13691 boolean changed = false; 13692 final int appId; 13693 synchronized (mPackages) { 13694 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 13695 if (pkgSetting == null) { 13696 Slog.w(TAG, "Could not find package setting for package \"" + packageName 13697 + "\". Skipping suspending/un-suspending."); 13698 unactionedPackages.add(packageName); 13699 continue; 13700 } 13701 appId = pkgSetting.appId; 13702 if (pkgSetting.getSuspended(userId) != suspended) { 13703 if (!canSuspendPackageForUserLocked(packageName, userId)) { 13704 unactionedPackages.add(packageName); 13705 continue; 13706 } 13707 pkgSetting.setSuspended(suspended, userId); 13708 mSettings.writePackageRestrictionsLPr(userId); 13709 changed = true; 13710 changedPackages.add(packageName); 13711 } 13712 } 13713 13714 if (changed && suspended) { 13715 killApplication(packageName, UserHandle.getUid(userId, appId), 13716 "suspending package"); 13717 } 13718 } 13719 } finally { 13720 Binder.restoreCallingIdentity(callingId); 13721 } 13722 13723 if (!changedPackages.isEmpty()) { 13724 sendPackagesSuspendedForUser(changedPackages.toArray( 13725 new String[changedPackages.size()]), userId, suspended); 13726 } 13727 13728 return unactionedPackages.toArray(new String[unactionedPackages.size()]); 13729 } 13730 13731 @Override 13732 public boolean isPackageSuspendedForUser(String packageName, int userId) { 13733 enforceCrossUserPermission(Binder.getCallingUid(), userId, 13734 true /* requireFullPermission */, false /* checkShell */, 13735 "isPackageSuspendedForUser for user " + userId); 13736 synchronized (mPackages) { 13737 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 13738 if (pkgSetting == null) { 13739 throw new IllegalArgumentException("Unknown target package: " + packageName); 13740 } 13741 return pkgSetting.getSuspended(userId); 13742 } 13743 } 13744 13745 private boolean canSuspendPackageForUserLocked(String packageName, int userId) { 13746 if (isPackageDeviceAdmin(packageName, userId)) { 13747 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13748 + "\": has an active device admin"); 13749 return false; 13750 } 13751 13752 String activeLauncherPackageName = getActiveLauncherPackageName(userId); 13753 if (packageName.equals(activeLauncherPackageName)) { 13754 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13755 + "\": contains the active launcher"); 13756 return false; 13757 } 13758 13759 if (packageName.equals(mRequiredInstallerPackage)) { 13760 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13761 + "\": required for package installation"); 13762 return false; 13763 } 13764 13765 if (packageName.equals(mRequiredUninstallerPackage)) { 13766 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13767 + "\": required for package uninstallation"); 13768 return false; 13769 } 13770 13771 if (packageName.equals(mRequiredVerifierPackage)) { 13772 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13773 + "\": required for package verification"); 13774 return false; 13775 } 13776 13777 if (packageName.equals(getDefaultDialerPackageName(userId))) { 13778 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13779 + "\": is the default dialer"); 13780 return false; 13781 } 13782 13783 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 13784 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13785 + "\": protected package"); 13786 return false; 13787 } 13788 13789 // Cannot suspend static shared libs as they are considered 13790 // a part of the using app (emulating static linking). Also 13791 // static libs are installed always on internal storage. 13792 PackageParser.Package pkg = mPackages.get(packageName); 13793 if (pkg != null && pkg.applicationInfo.isStaticSharedLibrary()) { 13794 Slog.w(TAG, "Cannot suspend package: " + packageName 13795 + " providing static shared library: " 13796 + pkg.staticSharedLibName); 13797 return false; 13798 } 13799 13800 return true; 13801 } 13802 13803 private String getActiveLauncherPackageName(int userId) { 13804 Intent intent = new Intent(Intent.ACTION_MAIN); 13805 intent.addCategory(Intent.CATEGORY_HOME); 13806 ResolveInfo resolveInfo = resolveIntent( 13807 intent, 13808 intent.resolveTypeIfNeeded(mContext.getContentResolver()), 13809 PackageManager.MATCH_DEFAULT_ONLY, 13810 userId); 13811 13812 return resolveInfo == null ? null : resolveInfo.activityInfo.packageName; 13813 } 13814 13815 private String getDefaultDialerPackageName(int userId) { 13816 synchronized (mPackages) { 13817 return mSettings.getDefaultDialerPackageNameLPw(userId); 13818 } 13819 } 13820 13821 @Override 13822 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 13823 mContext.enforceCallingOrSelfPermission( 13824 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13825 "Only package verification agents can verify applications"); 13826 13827 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 13828 final PackageVerificationResponse response = new PackageVerificationResponse( 13829 verificationCode, Binder.getCallingUid()); 13830 msg.arg1 = id; 13831 msg.obj = response; 13832 mHandler.sendMessage(msg); 13833 } 13834 13835 @Override 13836 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 13837 long millisecondsToDelay) { 13838 mContext.enforceCallingOrSelfPermission( 13839 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13840 "Only package verification agents can extend verification timeouts"); 13841 13842 final PackageVerificationState state = mPendingVerification.get(id); 13843 final PackageVerificationResponse response = new PackageVerificationResponse( 13844 verificationCodeAtTimeout, Binder.getCallingUid()); 13845 13846 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 13847 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 13848 } 13849 if (millisecondsToDelay < 0) { 13850 millisecondsToDelay = 0; 13851 } 13852 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 13853 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 13854 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 13855 } 13856 13857 if ((state != null) && !state.timeoutExtended()) { 13858 state.extendTimeout(); 13859 13860 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 13861 msg.arg1 = id; 13862 msg.obj = response; 13863 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 13864 } 13865 } 13866 13867 private void broadcastPackageVerified(int verificationId, Uri packageUri, 13868 int verificationCode, UserHandle user) { 13869 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 13870 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 13871 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 13872 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 13873 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 13874 13875 mContext.sendBroadcastAsUser(intent, user, 13876 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 13877 } 13878 13879 private ComponentName matchComponentForVerifier(String packageName, 13880 List<ResolveInfo> receivers) { 13881 ActivityInfo targetReceiver = null; 13882 13883 final int NR = receivers.size(); 13884 for (int i = 0; i < NR; i++) { 13885 final ResolveInfo info = receivers.get(i); 13886 if (info.activityInfo == null) { 13887 continue; 13888 } 13889 13890 if (packageName.equals(info.activityInfo.packageName)) { 13891 targetReceiver = info.activityInfo; 13892 break; 13893 } 13894 } 13895 13896 if (targetReceiver == null) { 13897 return null; 13898 } 13899 13900 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 13901 } 13902 13903 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 13904 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 13905 if (pkgInfo.verifiers.length == 0) { 13906 return null; 13907 } 13908 13909 final int N = pkgInfo.verifiers.length; 13910 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 13911 for (int i = 0; i < N; i++) { 13912 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 13913 13914 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 13915 receivers); 13916 if (comp == null) { 13917 continue; 13918 } 13919 13920 final int verifierUid = getUidForVerifier(verifierInfo); 13921 if (verifierUid == -1) { 13922 continue; 13923 } 13924 13925 if (DEBUG_VERIFY) { 13926 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 13927 + " with the correct signature"); 13928 } 13929 sufficientVerifiers.add(comp); 13930 verificationState.addSufficientVerifier(verifierUid); 13931 } 13932 13933 return sufficientVerifiers; 13934 } 13935 13936 private int getUidForVerifier(VerifierInfo verifierInfo) { 13937 synchronized (mPackages) { 13938 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 13939 if (pkg == null) { 13940 return -1; 13941 } else if (pkg.mSignatures.length != 1) { 13942 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 13943 + " has more than one signature; ignoring"); 13944 return -1; 13945 } 13946 13947 /* 13948 * If the public key of the package's signature does not match 13949 * our expected public key, then this is a different package and 13950 * we should skip. 13951 */ 13952 13953 final byte[] expectedPublicKey; 13954 try { 13955 final Signature verifierSig = pkg.mSignatures[0]; 13956 final PublicKey publicKey = verifierSig.getPublicKey(); 13957 expectedPublicKey = publicKey.getEncoded(); 13958 } catch (CertificateException e) { 13959 return -1; 13960 } 13961 13962 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 13963 13964 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 13965 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 13966 + " does not have the expected public key; ignoring"); 13967 return -1; 13968 } 13969 13970 return pkg.applicationInfo.uid; 13971 } 13972 } 13973 13974 @Override 13975 public void finishPackageInstall(int token, boolean didLaunch) { 13976 enforceSystemOrRoot("Only the system is allowed to finish installs"); 13977 13978 if (DEBUG_INSTALL) { 13979 Slog.v(TAG, "BM finishing package install for " + token); 13980 } 13981 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 13982 13983 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, didLaunch ? 1 : 0); 13984 mHandler.sendMessage(msg); 13985 } 13986 13987 /** 13988 * Get the verification agent timeout. Used for both the APK verifier and the 13989 * intent filter verifier. 13990 * 13991 * @return verification timeout in milliseconds 13992 */ 13993 private long getVerificationTimeout() { 13994 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 13995 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 13996 DEFAULT_VERIFICATION_TIMEOUT); 13997 } 13998 13999 /** 14000 * Get the default verification agent response code. 14001 * 14002 * @return default verification response code 14003 */ 14004 private int getDefaultVerificationResponse() { 14005 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14006 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 14007 DEFAULT_VERIFICATION_RESPONSE); 14008 } 14009 14010 /** 14011 * Check whether or not package verification has been enabled. 14012 * 14013 * @return true if verification should be performed 14014 */ 14015 private boolean isVerificationEnabled(int userId, int installFlags) { 14016 if (!DEFAULT_VERIFY_ENABLE) { 14017 return false; 14018 } 14019 14020 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 14021 14022 // Check if installing from ADB 14023 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 14024 // Do not run verification in a test harness environment 14025 if (ActivityManager.isRunningInTestHarness()) { 14026 return false; 14027 } 14028 if (ensureVerifyAppsEnabled) { 14029 return true; 14030 } 14031 // Check if the developer does not want package verification for ADB installs 14032 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14033 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 14034 return false; 14035 } 14036 } 14037 14038 if (ensureVerifyAppsEnabled) { 14039 return true; 14040 } 14041 14042 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14043 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 14044 } 14045 14046 @Override 14047 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 14048 throws RemoteException { 14049 mContext.enforceCallingOrSelfPermission( 14050 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 14051 "Only intentfilter verification agents can verify applications"); 14052 14053 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 14054 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 14055 Binder.getCallingUid(), verificationCode, failedDomains); 14056 msg.arg1 = id; 14057 msg.obj = response; 14058 mHandler.sendMessage(msg); 14059 } 14060 14061 @Override 14062 public int getIntentVerificationStatus(String packageName, int userId) { 14063 synchronized (mPackages) { 14064 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 14065 } 14066 } 14067 14068 @Override 14069 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 14070 mContext.enforceCallingOrSelfPermission( 14071 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14072 14073 boolean result = false; 14074 synchronized (mPackages) { 14075 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 14076 } 14077 if (result) { 14078 scheduleWritePackageRestrictionsLocked(userId); 14079 } 14080 return result; 14081 } 14082 14083 @Override 14084 public @NonNull ParceledListSlice<IntentFilterVerificationInfo> getIntentFilterVerifications( 14085 String packageName) { 14086 synchronized (mPackages) { 14087 return new ParceledListSlice<>(mSettings.getIntentFilterVerificationsLPr(packageName)); 14088 } 14089 } 14090 14091 @Override 14092 public @NonNull ParceledListSlice<IntentFilter> getAllIntentFilters(String packageName) { 14093 if (TextUtils.isEmpty(packageName)) { 14094 return ParceledListSlice.emptyList(); 14095 } 14096 synchronized (mPackages) { 14097 PackageParser.Package pkg = mPackages.get(packageName); 14098 if (pkg == null || pkg.activities == null) { 14099 return ParceledListSlice.emptyList(); 14100 } 14101 final int count = pkg.activities.size(); 14102 ArrayList<IntentFilter> result = new ArrayList<>(); 14103 for (int n=0; n<count; n++) { 14104 PackageParser.Activity activity = pkg.activities.get(n); 14105 if (activity.intents != null && activity.intents.size() > 0) { 14106 result.addAll(activity.intents); 14107 } 14108 } 14109 return new ParceledListSlice<>(result); 14110 } 14111 } 14112 14113 @Override 14114 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 14115 mContext.enforceCallingOrSelfPermission( 14116 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14117 14118 synchronized (mPackages) { 14119 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 14120 if (packageName != null) { 14121 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 14122 packageName, userId); 14123 } 14124 return result; 14125 } 14126 } 14127 14128 @Override 14129 public String getDefaultBrowserPackageName(int userId) { 14130 synchronized (mPackages) { 14131 return mSettings.getDefaultBrowserPackageNameLPw(userId); 14132 } 14133 } 14134 14135 /** 14136 * Get the "allow unknown sources" setting. 14137 * 14138 * @return the current "allow unknown sources" setting 14139 */ 14140 private int getUnknownSourcesSettings() { 14141 return android.provider.Settings.Secure.getInt(mContext.getContentResolver(), 14142 android.provider.Settings.Secure.INSTALL_NON_MARKET_APPS, 14143 -1); 14144 } 14145 14146 @Override 14147 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 14148 final int uid = Binder.getCallingUid(); 14149 // writer 14150 synchronized (mPackages) { 14151 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 14152 if (targetPackageSetting == null) { 14153 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 14154 } 14155 14156 PackageSetting installerPackageSetting; 14157 if (installerPackageName != null) { 14158 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 14159 if (installerPackageSetting == null) { 14160 throw new IllegalArgumentException("Unknown installer package: " 14161 + installerPackageName); 14162 } 14163 } else { 14164 installerPackageSetting = null; 14165 } 14166 14167 Signature[] callerSignature; 14168 Object obj = mSettings.getUserIdLPr(uid); 14169 if (obj != null) { 14170 if (obj instanceof SharedUserSetting) { 14171 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 14172 } else if (obj instanceof PackageSetting) { 14173 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 14174 } else { 14175 throw new SecurityException("Bad object " + obj + " for uid " + uid); 14176 } 14177 } else { 14178 throw new SecurityException("Unknown calling UID: " + uid); 14179 } 14180 14181 // Verify: can't set installerPackageName to a package that is 14182 // not signed with the same cert as the caller. 14183 if (installerPackageSetting != null) { 14184 if (compareSignatures(callerSignature, 14185 installerPackageSetting.signatures.mSignatures) 14186 != PackageManager.SIGNATURE_MATCH) { 14187 throw new SecurityException( 14188 "Caller does not have same cert as new installer package " 14189 + installerPackageName); 14190 } 14191 } 14192 14193 // Verify: if target already has an installer package, it must 14194 // be signed with the same cert as the caller. 14195 if (targetPackageSetting.installerPackageName != null) { 14196 PackageSetting setting = mSettings.mPackages.get( 14197 targetPackageSetting.installerPackageName); 14198 // If the currently set package isn't valid, then it's always 14199 // okay to change it. 14200 if (setting != null) { 14201 if (compareSignatures(callerSignature, 14202 setting.signatures.mSignatures) 14203 != PackageManager.SIGNATURE_MATCH) { 14204 throw new SecurityException( 14205 "Caller does not have same cert as old installer package " 14206 + targetPackageSetting.installerPackageName); 14207 } 14208 } 14209 } 14210 14211 // Okay! 14212 targetPackageSetting.installerPackageName = installerPackageName; 14213 if (installerPackageName != null) { 14214 mSettings.mInstallerPackages.add(installerPackageName); 14215 } 14216 scheduleWriteSettingsLocked(); 14217 } 14218 } 14219 14220 @Override 14221 public void setApplicationCategoryHint(String packageName, int categoryHint, 14222 String callerPackageName) { 14223 mContext.getSystemService(AppOpsManager.class).checkPackage(Binder.getCallingUid(), 14224 callerPackageName); 14225 synchronized (mPackages) { 14226 PackageSetting ps = mSettings.mPackages.get(packageName); 14227 if (ps == null) { 14228 throw new IllegalArgumentException("Unknown target package " + packageName); 14229 } 14230 14231 if (!Objects.equals(callerPackageName, ps.installerPackageName)) { 14232 throw new IllegalArgumentException("Calling package " + callerPackageName 14233 + " is not installer for " + packageName); 14234 } 14235 14236 if (ps.categoryHint != categoryHint) { 14237 ps.categoryHint = categoryHint; 14238 scheduleWriteSettingsLocked(); 14239 } 14240 } 14241 } 14242 14243 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 14244 // Queue up an async operation since the package installation may take a little while. 14245 mHandler.post(new Runnable() { 14246 public void run() { 14247 mHandler.removeCallbacks(this); 14248 // Result object to be returned 14249 PackageInstalledInfo res = new PackageInstalledInfo(); 14250 res.setReturnCode(currentStatus); 14251 res.uid = -1; 14252 res.pkg = null; 14253 res.removedInfo = null; 14254 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 14255 args.doPreInstall(res.returnCode); 14256 synchronized (mInstallLock) { 14257 installPackageTracedLI(args, res); 14258 } 14259 args.doPostInstall(res.returnCode, res.uid); 14260 } 14261 14262 // A restore should be performed at this point if (a) the install 14263 // succeeded, (b) the operation is not an update, and (c) the new 14264 // package has not opted out of backup participation. 14265 final boolean update = res.removedInfo != null 14266 && res.removedInfo.removedPackage != null; 14267 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 14268 boolean doRestore = !update 14269 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 14270 14271 // Set up the post-install work request bookkeeping. This will be used 14272 // and cleaned up by the post-install event handling regardless of whether 14273 // there's a restore pass performed. Token values are >= 1. 14274 int token; 14275 if (mNextInstallToken < 0) mNextInstallToken = 1; 14276 token = mNextInstallToken++; 14277 14278 PostInstallData data = new PostInstallData(args, res); 14279 mRunningInstalls.put(token, data); 14280 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 14281 14282 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 14283 // Pass responsibility to the Backup Manager. It will perform a 14284 // restore if appropriate, then pass responsibility back to the 14285 // Package Manager to run the post-install observer callbacks 14286 // and broadcasts. 14287 IBackupManager bm = IBackupManager.Stub.asInterface( 14288 ServiceManager.getService(Context.BACKUP_SERVICE)); 14289 if (bm != null) { 14290 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 14291 + " to BM for possible restore"); 14292 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 14293 try { 14294 // TODO: http://b/22388012 14295 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 14296 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 14297 } else { 14298 doRestore = false; 14299 } 14300 } catch (RemoteException e) { 14301 // can't happen; the backup manager is local 14302 } catch (Exception e) { 14303 Slog.e(TAG, "Exception trying to enqueue restore", e); 14304 doRestore = false; 14305 } 14306 } else { 14307 Slog.e(TAG, "Backup Manager not found!"); 14308 doRestore = false; 14309 } 14310 } 14311 14312 if (!doRestore) { 14313 // No restore possible, or the Backup Manager was mysteriously not 14314 // available -- just fire the post-install work request directly. 14315 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 14316 14317 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 14318 14319 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 14320 mHandler.sendMessage(msg); 14321 } 14322 } 14323 }); 14324 } 14325 14326 /** 14327 * Callback from PackageSettings whenever an app is first transitioned out of the 14328 * 'stopped' state. Normally we just issue the broadcast, but we can't do that if 14329 * the app was "launched" for a restoreAtInstall operation. Therefore we check 14330 * here whether the app is the target of an ongoing install, and only send the 14331 * broadcast immediately if it is not in that state. If it *is* undergoing a restore, 14332 * the first-launch broadcast will be sent implicitly on that basis in POST_INSTALL 14333 * handling. 14334 */ 14335 void notifyFirstLaunch(final String pkgName, final String installerPackage, final int userId) { 14336 // Serialize this with the rest of the install-process message chain. In the 14337 // restore-at-install case, this Runnable will necessarily run before the 14338 // POST_INSTALL message is processed, so the contents of mRunningInstalls 14339 // are coherent. In the non-restore case, the app has already completed install 14340 // and been launched through some other means, so it is not in a problematic 14341 // state for observers to see the FIRST_LAUNCH signal. 14342 mHandler.post(new Runnable() { 14343 @Override 14344 public void run() { 14345 for (int i = 0; i < mRunningInstalls.size(); i++) { 14346 final PostInstallData data = mRunningInstalls.valueAt(i); 14347 if (data.res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 14348 continue; 14349 } 14350 if (pkgName.equals(data.res.pkg.applicationInfo.packageName)) { 14351 // right package; but is it for the right user? 14352 for (int uIndex = 0; uIndex < data.res.newUsers.length; uIndex++) { 14353 if (userId == data.res.newUsers[uIndex]) { 14354 if (DEBUG_BACKUP) { 14355 Slog.i(TAG, "Package " + pkgName 14356 + " being restored so deferring FIRST_LAUNCH"); 14357 } 14358 return; 14359 } 14360 } 14361 } 14362 } 14363 // didn't find it, so not being restored 14364 if (DEBUG_BACKUP) { 14365 Slog.i(TAG, "Package " + pkgName + " sending normal FIRST_LAUNCH"); 14366 } 14367 sendFirstLaunchBroadcast(pkgName, installerPackage, new int[] {userId}); 14368 } 14369 }); 14370 } 14371 14372 private void sendFirstLaunchBroadcast(String pkgName, String installerPkg, int[] userIds) { 14373 sendPackageBroadcast(Intent.ACTION_PACKAGE_FIRST_LAUNCH, pkgName, null, 0, 14374 installerPkg, null, userIds); 14375 } 14376 14377 private abstract class HandlerParams { 14378 private static final int MAX_RETRIES = 4; 14379 14380 /** 14381 * Number of times startCopy() has been attempted and had a non-fatal 14382 * error. 14383 */ 14384 private int mRetries = 0; 14385 14386 /** User handle for the user requesting the information or installation. */ 14387 private final UserHandle mUser; 14388 String traceMethod; 14389 int traceCookie; 14390 14391 HandlerParams(UserHandle user) { 14392 mUser = user; 14393 } 14394 14395 UserHandle getUser() { 14396 return mUser; 14397 } 14398 14399 HandlerParams setTraceMethod(String traceMethod) { 14400 this.traceMethod = traceMethod; 14401 return this; 14402 } 14403 14404 HandlerParams setTraceCookie(int traceCookie) { 14405 this.traceCookie = traceCookie; 14406 return this; 14407 } 14408 14409 final boolean startCopy() { 14410 boolean res; 14411 try { 14412 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 14413 14414 if (++mRetries > MAX_RETRIES) { 14415 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 14416 mHandler.sendEmptyMessage(MCS_GIVE_UP); 14417 handleServiceError(); 14418 return false; 14419 } else { 14420 handleStartCopy(); 14421 res = true; 14422 } 14423 } catch (RemoteException e) { 14424 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 14425 mHandler.sendEmptyMessage(MCS_RECONNECT); 14426 res = false; 14427 } 14428 handleReturnCode(); 14429 return res; 14430 } 14431 14432 final void serviceError() { 14433 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 14434 handleServiceError(); 14435 handleReturnCode(); 14436 } 14437 14438 abstract void handleStartCopy() throws RemoteException; 14439 abstract void handleServiceError(); 14440 abstract void handleReturnCode(); 14441 } 14442 14443 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 14444 for (File path : paths) { 14445 try { 14446 mcs.clearDirectory(path.getAbsolutePath()); 14447 } catch (RemoteException e) { 14448 } 14449 } 14450 } 14451 14452 static class OriginInfo { 14453 /** 14454 * Location where install is coming from, before it has been 14455 * copied/renamed into place. This could be a single monolithic APK 14456 * file, or a cluster directory. This location may be untrusted. 14457 */ 14458 final File file; 14459 final String cid; 14460 14461 /** 14462 * Flag indicating that {@link #file} or {@link #cid} has already been 14463 * staged, meaning downstream users don't need to defensively copy the 14464 * contents. 14465 */ 14466 final boolean staged; 14467 14468 /** 14469 * Flag indicating that {@link #file} or {@link #cid} is an already 14470 * installed app that is being moved. 14471 */ 14472 final boolean existing; 14473 14474 final String resolvedPath; 14475 final File resolvedFile; 14476 14477 static OriginInfo fromNothing() { 14478 return new OriginInfo(null, null, false, false); 14479 } 14480 14481 static OriginInfo fromUntrustedFile(File file) { 14482 return new OriginInfo(file, null, false, false); 14483 } 14484 14485 static OriginInfo fromExistingFile(File file) { 14486 return new OriginInfo(file, null, false, true); 14487 } 14488 14489 static OriginInfo fromStagedFile(File file) { 14490 return new OriginInfo(file, null, true, false); 14491 } 14492 14493 static OriginInfo fromStagedContainer(String cid) { 14494 return new OriginInfo(null, cid, true, false); 14495 } 14496 14497 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 14498 this.file = file; 14499 this.cid = cid; 14500 this.staged = staged; 14501 this.existing = existing; 14502 14503 if (cid != null) { 14504 resolvedPath = PackageHelper.getSdDir(cid); 14505 resolvedFile = new File(resolvedPath); 14506 } else if (file != null) { 14507 resolvedPath = file.getAbsolutePath(); 14508 resolvedFile = file; 14509 } else { 14510 resolvedPath = null; 14511 resolvedFile = null; 14512 } 14513 } 14514 } 14515 14516 static class MoveInfo { 14517 final int moveId; 14518 final String fromUuid; 14519 final String toUuid; 14520 final String packageName; 14521 final String dataAppName; 14522 final int appId; 14523 final String seinfo; 14524 final int targetSdkVersion; 14525 14526 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 14527 String dataAppName, int appId, String seinfo, int targetSdkVersion) { 14528 this.moveId = moveId; 14529 this.fromUuid = fromUuid; 14530 this.toUuid = toUuid; 14531 this.packageName = packageName; 14532 this.dataAppName = dataAppName; 14533 this.appId = appId; 14534 this.seinfo = seinfo; 14535 this.targetSdkVersion = targetSdkVersion; 14536 } 14537 } 14538 14539 static class VerificationInfo { 14540 /** A constant used to indicate that a uid value is not present. */ 14541 public static final int NO_UID = -1; 14542 14543 /** URI referencing where the package was downloaded from. */ 14544 final Uri originatingUri; 14545 14546 /** HTTP referrer URI associated with the originatingURI. */ 14547 final Uri referrer; 14548 14549 /** UID of the application that the install request originated from. */ 14550 final int originatingUid; 14551 14552 /** UID of application requesting the install */ 14553 final int installerUid; 14554 14555 VerificationInfo(Uri originatingUri, Uri referrer, int originatingUid, int installerUid) { 14556 this.originatingUri = originatingUri; 14557 this.referrer = referrer; 14558 this.originatingUid = originatingUid; 14559 this.installerUid = installerUid; 14560 } 14561 } 14562 14563 class InstallParams extends HandlerParams { 14564 final OriginInfo origin; 14565 final MoveInfo move; 14566 final IPackageInstallObserver2 observer; 14567 int installFlags; 14568 final String installerPackageName; 14569 final String volumeUuid; 14570 private InstallArgs mArgs; 14571 private int mRet; 14572 final String packageAbiOverride; 14573 final String[] grantedRuntimePermissions; 14574 final VerificationInfo verificationInfo; 14575 final Certificate[][] certificates; 14576 final int installReason; 14577 14578 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 14579 int installFlags, String installerPackageName, String volumeUuid, 14580 VerificationInfo verificationInfo, UserHandle user, String packageAbiOverride, 14581 String[] grantedPermissions, Certificate[][] certificates, int installReason) { 14582 super(user); 14583 this.origin = origin; 14584 this.move = move; 14585 this.observer = observer; 14586 this.installFlags = installFlags; 14587 this.installerPackageName = installerPackageName; 14588 this.volumeUuid = volumeUuid; 14589 this.verificationInfo = verificationInfo; 14590 this.packageAbiOverride = packageAbiOverride; 14591 this.grantedRuntimePermissions = grantedPermissions; 14592 this.certificates = certificates; 14593 this.installReason = installReason; 14594 } 14595 14596 @Override 14597 public String toString() { 14598 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 14599 + " file=" + origin.file + " cid=" + origin.cid + "}"; 14600 } 14601 14602 private int installLocationPolicy(PackageInfoLite pkgLite) { 14603 String packageName = pkgLite.packageName; 14604 int installLocation = pkgLite.installLocation; 14605 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14606 // reader 14607 synchronized (mPackages) { 14608 // Currently installed package which the new package is attempting to replace or 14609 // null if no such package is installed. 14610 PackageParser.Package installedPkg = mPackages.get(packageName); 14611 // Package which currently owns the data which the new package will own if installed. 14612 // If an app is unstalled while keeping data (e.g., adb uninstall -k), installedPkg 14613 // will be null whereas dataOwnerPkg will contain information about the package 14614 // which was uninstalled while keeping its data. 14615 PackageParser.Package dataOwnerPkg = installedPkg; 14616 if (dataOwnerPkg == null) { 14617 PackageSetting ps = mSettings.mPackages.get(packageName); 14618 if (ps != null) { 14619 dataOwnerPkg = ps.pkg; 14620 } 14621 } 14622 14623 if (dataOwnerPkg != null) { 14624 // If installed, the package will get access to data left on the device by its 14625 // predecessor. As a security measure, this is permited only if this is not a 14626 // version downgrade or if the predecessor package is marked as debuggable and 14627 // a downgrade is explicitly requested. 14628 // 14629 // On debuggable platform builds, downgrades are permitted even for 14630 // non-debuggable packages to make testing easier. Debuggable platform builds do 14631 // not offer security guarantees and thus it's OK to disable some security 14632 // mechanisms to make debugging/testing easier on those builds. However, even on 14633 // debuggable builds downgrades of packages are permitted only if requested via 14634 // installFlags. This is because we aim to keep the behavior of debuggable 14635 // platform builds as close as possible to the behavior of non-debuggable 14636 // platform builds. 14637 final boolean downgradeRequested = 14638 (installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) != 0; 14639 final boolean packageDebuggable = 14640 (dataOwnerPkg.applicationInfo.flags 14641 & ApplicationInfo.FLAG_DEBUGGABLE) != 0; 14642 final boolean downgradePermitted = 14643 (downgradeRequested) && ((Build.IS_DEBUGGABLE) || (packageDebuggable)); 14644 if (!downgradePermitted) { 14645 try { 14646 checkDowngrade(dataOwnerPkg, pkgLite); 14647 } catch (PackageManagerException e) { 14648 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 14649 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 14650 } 14651 } 14652 } 14653 14654 if (installedPkg != null) { 14655 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 14656 // Check for updated system application. 14657 if ((installedPkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 14658 if (onSd) { 14659 Slog.w(TAG, "Cannot install update to system app on sdcard"); 14660 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 14661 } 14662 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14663 } else { 14664 if (onSd) { 14665 // Install flag overrides everything. 14666 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14667 } 14668 // If current upgrade specifies particular preference 14669 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 14670 // Application explicitly specified internal. 14671 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14672 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 14673 // App explictly prefers external. Let policy decide 14674 } else { 14675 // Prefer previous location 14676 if (isExternal(installedPkg)) { 14677 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14678 } 14679 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14680 } 14681 } 14682 } else { 14683 // Invalid install. Return error code 14684 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 14685 } 14686 } 14687 } 14688 // All the special cases have been taken care of. 14689 // Return result based on recommended install location. 14690 if (onSd) { 14691 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14692 } 14693 return pkgLite.recommendedInstallLocation; 14694 } 14695 14696 /* 14697 * Invoke remote method to get package information and install 14698 * location values. Override install location based on default 14699 * policy if needed and then create install arguments based 14700 * on the install location. 14701 */ 14702 public void handleStartCopy() throws RemoteException { 14703 int ret = PackageManager.INSTALL_SUCCEEDED; 14704 14705 // If we're already staged, we've firmly committed to an install location 14706 if (origin.staged) { 14707 if (origin.file != null) { 14708 installFlags |= PackageManager.INSTALL_INTERNAL; 14709 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 14710 } else if (origin.cid != null) { 14711 installFlags |= PackageManager.INSTALL_EXTERNAL; 14712 installFlags &= ~PackageManager.INSTALL_INTERNAL; 14713 } else { 14714 throw new IllegalStateException("Invalid stage location"); 14715 } 14716 } 14717 14718 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14719 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 14720 final boolean ephemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 14721 PackageInfoLite pkgLite = null; 14722 14723 if (onInt && onSd) { 14724 // Check if both bits are set. 14725 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 14726 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14727 } else if (onSd && ephemeral) { 14728 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 14729 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14730 } else { 14731 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 14732 packageAbiOverride); 14733 14734 if (DEBUG_EPHEMERAL && ephemeral) { 14735 Slog.v(TAG, "pkgLite for install: " + pkgLite); 14736 } 14737 14738 /* 14739 * If we have too little free space, try to free cache 14740 * before giving up. 14741 */ 14742 if (!origin.staged && pkgLite.recommendedInstallLocation 14743 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 14744 // TODO: focus freeing disk space on the target device 14745 final StorageManager storage = StorageManager.from(mContext); 14746 final long lowThreshold = storage.getStorageLowBytes( 14747 Environment.getDataDirectory()); 14748 14749 final long sizeBytes = mContainerService.calculateInstalledSize( 14750 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 14751 14752 try { 14753 mInstaller.freeCache(null, sizeBytes + lowThreshold, 0); 14754 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 14755 installFlags, packageAbiOverride); 14756 } catch (InstallerException e) { 14757 Slog.w(TAG, "Failed to free cache", e); 14758 } 14759 14760 /* 14761 * The cache free must have deleted the file we 14762 * downloaded to install. 14763 * 14764 * TODO: fix the "freeCache" call to not delete 14765 * the file we care about. 14766 */ 14767 if (pkgLite.recommendedInstallLocation 14768 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 14769 pkgLite.recommendedInstallLocation 14770 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 14771 } 14772 } 14773 } 14774 14775 if (ret == PackageManager.INSTALL_SUCCEEDED) { 14776 int loc = pkgLite.recommendedInstallLocation; 14777 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 14778 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14779 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 14780 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 14781 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 14782 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 14783 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 14784 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 14785 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 14786 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 14787 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 14788 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 14789 } else { 14790 // Override with defaults if needed. 14791 loc = installLocationPolicy(pkgLite); 14792 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 14793 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 14794 } else if (!onSd && !onInt) { 14795 // Override install location with flags 14796 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 14797 // Set the flag to install on external media. 14798 installFlags |= PackageManager.INSTALL_EXTERNAL; 14799 installFlags &= ~PackageManager.INSTALL_INTERNAL; 14800 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 14801 if (DEBUG_EPHEMERAL) { 14802 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 14803 } 14804 installFlags |= PackageManager.INSTALL_INSTANT_APP; 14805 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 14806 |PackageManager.INSTALL_INTERNAL); 14807 } else { 14808 // Make sure the flag for installing on external 14809 // media is unset 14810 installFlags |= PackageManager.INSTALL_INTERNAL; 14811 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 14812 } 14813 } 14814 } 14815 } 14816 14817 final InstallArgs args = createInstallArgs(this); 14818 mArgs = args; 14819 14820 if (ret == PackageManager.INSTALL_SUCCEEDED) { 14821 // TODO: http://b/22976637 14822 // Apps installed for "all" users use the device owner to verify the app 14823 UserHandle verifierUser = getUser(); 14824 if (verifierUser == UserHandle.ALL) { 14825 verifierUser = UserHandle.SYSTEM; 14826 } 14827 14828 /* 14829 * Determine if we have any installed package verifiers. If we 14830 * do, then we'll defer to them to verify the packages. 14831 */ 14832 final int requiredUid = mRequiredVerifierPackage == null ? -1 14833 : getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 14834 verifierUser.getIdentifier()); 14835 if (!origin.existing && requiredUid != -1 14836 && isVerificationEnabled(verifierUser.getIdentifier(), installFlags)) { 14837 final Intent verification = new Intent( 14838 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 14839 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 14840 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 14841 PACKAGE_MIME_TYPE); 14842 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 14843 14844 // Query all live verifiers based on current user state 14845 final List<ResolveInfo> receivers = queryIntentReceiversInternal(verification, 14846 PACKAGE_MIME_TYPE, 0, verifierUser.getIdentifier()); 14847 14848 if (DEBUG_VERIFY) { 14849 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 14850 + verification.toString() + " with " + pkgLite.verifiers.length 14851 + " optional verifiers"); 14852 } 14853 14854 final int verificationId = mPendingVerificationToken++; 14855 14856 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 14857 14858 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 14859 installerPackageName); 14860 14861 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 14862 installFlags); 14863 14864 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 14865 pkgLite.packageName); 14866 14867 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 14868 pkgLite.versionCode); 14869 14870 if (verificationInfo != null) { 14871 if (verificationInfo.originatingUri != null) { 14872 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 14873 verificationInfo.originatingUri); 14874 } 14875 if (verificationInfo.referrer != null) { 14876 verification.putExtra(Intent.EXTRA_REFERRER, 14877 verificationInfo.referrer); 14878 } 14879 if (verificationInfo.originatingUid >= 0) { 14880 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 14881 verificationInfo.originatingUid); 14882 } 14883 if (verificationInfo.installerUid >= 0) { 14884 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 14885 verificationInfo.installerUid); 14886 } 14887 } 14888 14889 final PackageVerificationState verificationState = new PackageVerificationState( 14890 requiredUid, args); 14891 14892 mPendingVerification.append(verificationId, verificationState); 14893 14894 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 14895 receivers, verificationState); 14896 14897 DeviceIdleController.LocalService idleController = getDeviceIdleController(); 14898 final long idleDuration = getVerificationTimeout(); 14899 14900 /* 14901 * If any sufficient verifiers were listed in the package 14902 * manifest, attempt to ask them. 14903 */ 14904 if (sufficientVerifiers != null) { 14905 final int N = sufficientVerifiers.size(); 14906 if (N == 0) { 14907 Slog.i(TAG, "Additional verifiers required, but none installed."); 14908 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 14909 } else { 14910 for (int i = 0; i < N; i++) { 14911 final ComponentName verifierComponent = sufficientVerifiers.get(i); 14912 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 14913 verifierComponent.getPackageName(), idleDuration, 14914 verifierUser.getIdentifier(), false, "package verifier"); 14915 14916 final Intent sufficientIntent = new Intent(verification); 14917 sufficientIntent.setComponent(verifierComponent); 14918 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 14919 } 14920 } 14921 } 14922 14923 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 14924 mRequiredVerifierPackage, receivers); 14925 if (ret == PackageManager.INSTALL_SUCCEEDED 14926 && mRequiredVerifierPackage != null) { 14927 Trace.asyncTraceBegin( 14928 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 14929 /* 14930 * Send the intent to the required verification agent, 14931 * but only start the verification timeout after the 14932 * target BroadcastReceivers have run. 14933 */ 14934 verification.setComponent(requiredVerifierComponent); 14935 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 14936 mRequiredVerifierPackage, idleDuration, 14937 verifierUser.getIdentifier(), false, "package verifier"); 14938 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 14939 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 14940 new BroadcastReceiver() { 14941 @Override 14942 public void onReceive(Context context, Intent intent) { 14943 final Message msg = mHandler 14944 .obtainMessage(CHECK_PENDING_VERIFICATION); 14945 msg.arg1 = verificationId; 14946 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 14947 } 14948 }, null, 0, null, null); 14949 14950 /* 14951 * We don't want the copy to proceed until verification 14952 * succeeds, so null out this field. 14953 */ 14954 mArgs = null; 14955 } 14956 } else { 14957 /* 14958 * No package verification is enabled, so immediately start 14959 * the remote call to initiate copy using temporary file. 14960 */ 14961 ret = args.copyApk(mContainerService, true); 14962 } 14963 } 14964 14965 mRet = ret; 14966 } 14967 14968 @Override 14969 void handleReturnCode() { 14970 // If mArgs is null, then MCS couldn't be reached. When it 14971 // reconnects, it will try again to install. At that point, this 14972 // will succeed. 14973 if (mArgs != null) { 14974 processPendingInstall(mArgs, mRet); 14975 } 14976 } 14977 14978 @Override 14979 void handleServiceError() { 14980 mArgs = createInstallArgs(this); 14981 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 14982 } 14983 14984 public boolean isForwardLocked() { 14985 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 14986 } 14987 } 14988 14989 /** 14990 * Used during creation of InstallArgs 14991 * 14992 * @param installFlags package installation flags 14993 * @return true if should be installed on external storage 14994 */ 14995 private static boolean installOnExternalAsec(int installFlags) { 14996 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 14997 return false; 14998 } 14999 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 15000 return true; 15001 } 15002 return false; 15003 } 15004 15005 /** 15006 * Used during creation of InstallArgs 15007 * 15008 * @param installFlags package installation flags 15009 * @return true if should be installed as forward locked 15010 */ 15011 private static boolean installForwardLocked(int installFlags) { 15012 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 15013 } 15014 15015 private InstallArgs createInstallArgs(InstallParams params) { 15016 if (params.move != null) { 15017 return new MoveInstallArgs(params); 15018 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 15019 return new AsecInstallArgs(params); 15020 } else { 15021 return new FileInstallArgs(params); 15022 } 15023 } 15024 15025 /** 15026 * Create args that describe an existing installed package. Typically used 15027 * when cleaning up old installs, or used as a move source. 15028 */ 15029 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 15030 String resourcePath, String[] instructionSets) { 15031 final boolean isInAsec; 15032 if (installOnExternalAsec(installFlags)) { 15033 /* Apps on SD card are always in ASEC containers. */ 15034 isInAsec = true; 15035 } else if (installForwardLocked(installFlags) 15036 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 15037 /* 15038 * Forward-locked apps are only in ASEC containers if they're the 15039 * new style 15040 */ 15041 isInAsec = true; 15042 } else { 15043 isInAsec = false; 15044 } 15045 15046 if (isInAsec) { 15047 return new AsecInstallArgs(codePath, instructionSets, 15048 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 15049 } else { 15050 return new FileInstallArgs(codePath, resourcePath, instructionSets); 15051 } 15052 } 15053 15054 static abstract class InstallArgs { 15055 /** @see InstallParams#origin */ 15056 final OriginInfo origin; 15057 /** @see InstallParams#move */ 15058 final MoveInfo move; 15059 15060 final IPackageInstallObserver2 observer; 15061 // Always refers to PackageManager flags only 15062 final int installFlags; 15063 final String installerPackageName; 15064 final String volumeUuid; 15065 final UserHandle user; 15066 final String abiOverride; 15067 final String[] installGrantPermissions; 15068 /** If non-null, drop an async trace when the install completes */ 15069 final String traceMethod; 15070 final int traceCookie; 15071 final Certificate[][] certificates; 15072 final int installReason; 15073 15074 // The list of instruction sets supported by this app. This is currently 15075 // only used during the rmdex() phase to clean up resources. We can get rid of this 15076 // if we move dex files under the common app path. 15077 /* nullable */ String[] instructionSets; 15078 15079 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 15080 int installFlags, String installerPackageName, String volumeUuid, 15081 UserHandle user, String[] instructionSets, 15082 String abiOverride, String[] installGrantPermissions, 15083 String traceMethod, int traceCookie, Certificate[][] certificates, 15084 int installReason) { 15085 this.origin = origin; 15086 this.move = move; 15087 this.installFlags = installFlags; 15088 this.observer = observer; 15089 this.installerPackageName = installerPackageName; 15090 this.volumeUuid = volumeUuid; 15091 this.user = user; 15092 this.instructionSets = instructionSets; 15093 this.abiOverride = abiOverride; 15094 this.installGrantPermissions = installGrantPermissions; 15095 this.traceMethod = traceMethod; 15096 this.traceCookie = traceCookie; 15097 this.certificates = certificates; 15098 this.installReason = installReason; 15099 } 15100 15101 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 15102 abstract int doPreInstall(int status); 15103 15104 /** 15105 * Rename package into final resting place. All paths on the given 15106 * scanned package should be updated to reflect the rename. 15107 */ 15108 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 15109 abstract int doPostInstall(int status, int uid); 15110 15111 /** @see PackageSettingBase#codePathString */ 15112 abstract String getCodePath(); 15113 /** @see PackageSettingBase#resourcePathString */ 15114 abstract String getResourcePath(); 15115 15116 // Need installer lock especially for dex file removal. 15117 abstract void cleanUpResourcesLI(); 15118 abstract boolean doPostDeleteLI(boolean delete); 15119 15120 /** 15121 * Called before the source arguments are copied. This is used mostly 15122 * for MoveParams when it needs to read the source file to put it in the 15123 * destination. 15124 */ 15125 int doPreCopy() { 15126 return PackageManager.INSTALL_SUCCEEDED; 15127 } 15128 15129 /** 15130 * Called after the source arguments are copied. This is used mostly for 15131 * MoveParams when it needs to read the source file to put it in the 15132 * destination. 15133 */ 15134 int doPostCopy(int uid) { 15135 return PackageManager.INSTALL_SUCCEEDED; 15136 } 15137 15138 protected boolean isFwdLocked() { 15139 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 15140 } 15141 15142 protected boolean isExternalAsec() { 15143 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 15144 } 15145 15146 protected boolean isEphemeral() { 15147 return (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 15148 } 15149 15150 UserHandle getUser() { 15151 return user; 15152 } 15153 } 15154 15155 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 15156 if (!allCodePaths.isEmpty()) { 15157 if (instructionSets == null) { 15158 throw new IllegalStateException("instructionSet == null"); 15159 } 15160 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 15161 for (String codePath : allCodePaths) { 15162 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 15163 try { 15164 mInstaller.rmdex(codePath, dexCodeInstructionSet); 15165 } catch (InstallerException ignored) { 15166 } 15167 } 15168 } 15169 } 15170 } 15171 15172 /** 15173 * Logic to handle installation of non-ASEC applications, including copying 15174 * and renaming logic. 15175 */ 15176 class FileInstallArgs extends InstallArgs { 15177 private File codeFile; 15178 private File resourceFile; 15179 15180 // Example topology: 15181 // /data/app/com.example/base.apk 15182 // /data/app/com.example/split_foo.apk 15183 // /data/app/com.example/lib/arm/libfoo.so 15184 // /data/app/com.example/lib/arm64/libfoo.so 15185 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 15186 15187 /** New install */ 15188 FileInstallArgs(InstallParams params) { 15189 super(params.origin, params.move, params.observer, params.installFlags, 15190 params.installerPackageName, params.volumeUuid, 15191 params.getUser(), null /*instructionSets*/, params.packageAbiOverride, 15192 params.grantedRuntimePermissions, 15193 params.traceMethod, params.traceCookie, params.certificates, 15194 params.installReason); 15195 if (isFwdLocked()) { 15196 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 15197 } 15198 } 15199 15200 /** Existing install */ 15201 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 15202 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, instructionSets, 15203 null, null, null, 0, null /*certificates*/, 15204 PackageManager.INSTALL_REASON_UNKNOWN); 15205 this.codeFile = (codePath != null) ? new File(codePath) : null; 15206 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 15207 } 15208 15209 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15210 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 15211 try { 15212 return doCopyApk(imcs, temp); 15213 } finally { 15214 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15215 } 15216 } 15217 15218 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15219 if (origin.staged) { 15220 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 15221 codeFile = origin.file; 15222 resourceFile = origin.file; 15223 return PackageManager.INSTALL_SUCCEEDED; 15224 } 15225 15226 try { 15227 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 15228 final File tempDir = 15229 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 15230 codeFile = tempDir; 15231 resourceFile = tempDir; 15232 } catch (IOException e) { 15233 Slog.w(TAG, "Failed to create copy file: " + e); 15234 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 15235 } 15236 15237 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 15238 @Override 15239 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 15240 if (!FileUtils.isValidExtFilename(name)) { 15241 throw new IllegalArgumentException("Invalid filename: " + name); 15242 } 15243 try { 15244 final File file = new File(codeFile, name); 15245 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 15246 O_RDWR | O_CREAT, 0644); 15247 Os.chmod(file.getAbsolutePath(), 0644); 15248 return new ParcelFileDescriptor(fd); 15249 } catch (ErrnoException e) { 15250 throw new RemoteException("Failed to open: " + e.getMessage()); 15251 } 15252 } 15253 }; 15254 15255 int ret = PackageManager.INSTALL_SUCCEEDED; 15256 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 15257 if (ret != PackageManager.INSTALL_SUCCEEDED) { 15258 Slog.e(TAG, "Failed to copy package"); 15259 return ret; 15260 } 15261 15262 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 15263 NativeLibraryHelper.Handle handle = null; 15264 try { 15265 handle = NativeLibraryHelper.Handle.create(codeFile); 15266 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 15267 abiOverride); 15268 } catch (IOException e) { 15269 Slog.e(TAG, "Copying native libraries failed", e); 15270 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15271 } finally { 15272 IoUtils.closeQuietly(handle); 15273 } 15274 15275 return ret; 15276 } 15277 15278 int doPreInstall(int status) { 15279 if (status != PackageManager.INSTALL_SUCCEEDED) { 15280 cleanUp(); 15281 } 15282 return status; 15283 } 15284 15285 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15286 if (status != PackageManager.INSTALL_SUCCEEDED) { 15287 cleanUp(); 15288 return false; 15289 } 15290 15291 final File targetDir = codeFile.getParentFile(); 15292 final File beforeCodeFile = codeFile; 15293 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 15294 15295 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 15296 try { 15297 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 15298 } catch (ErrnoException e) { 15299 Slog.w(TAG, "Failed to rename", e); 15300 return false; 15301 } 15302 15303 if (!SELinux.restoreconRecursive(afterCodeFile)) { 15304 Slog.w(TAG, "Failed to restorecon"); 15305 return false; 15306 } 15307 15308 // Reflect the rename internally 15309 codeFile = afterCodeFile; 15310 resourceFile = afterCodeFile; 15311 15312 // Reflect the rename in scanned details 15313 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 15314 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 15315 afterCodeFile, pkg.baseCodePath)); 15316 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 15317 afterCodeFile, pkg.splitCodePaths)); 15318 15319 // Reflect the rename in app info 15320 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15321 pkg.setApplicationInfoCodePath(pkg.codePath); 15322 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15323 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15324 pkg.setApplicationInfoResourcePath(pkg.codePath); 15325 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15326 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15327 15328 return true; 15329 } 15330 15331 int doPostInstall(int status, int uid) { 15332 if (status != PackageManager.INSTALL_SUCCEEDED) { 15333 cleanUp(); 15334 } 15335 return status; 15336 } 15337 15338 @Override 15339 String getCodePath() { 15340 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15341 } 15342 15343 @Override 15344 String getResourcePath() { 15345 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15346 } 15347 15348 private boolean cleanUp() { 15349 if (codeFile == null || !codeFile.exists()) { 15350 return false; 15351 } 15352 15353 removeCodePathLI(codeFile); 15354 15355 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 15356 resourceFile.delete(); 15357 } 15358 15359 return true; 15360 } 15361 15362 void cleanUpResourcesLI() { 15363 // Try enumerating all code paths before deleting 15364 List<String> allCodePaths = Collections.EMPTY_LIST; 15365 if (codeFile != null && codeFile.exists()) { 15366 try { 15367 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 15368 allCodePaths = pkg.getAllCodePaths(); 15369 } catch (PackageParserException e) { 15370 // Ignored; we tried our best 15371 } 15372 } 15373 15374 cleanUp(); 15375 removeDexFiles(allCodePaths, instructionSets); 15376 } 15377 15378 boolean doPostDeleteLI(boolean delete) { 15379 // XXX err, shouldn't we respect the delete flag? 15380 cleanUpResourcesLI(); 15381 return true; 15382 } 15383 } 15384 15385 private boolean isAsecExternal(String cid) { 15386 final String asecPath = PackageHelper.getSdFilesystem(cid); 15387 return !asecPath.startsWith(mAsecInternalPath); 15388 } 15389 15390 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 15391 PackageManagerException { 15392 if (copyRet < 0) { 15393 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 15394 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 15395 throw new PackageManagerException(copyRet, message); 15396 } 15397 } 15398 } 15399 15400 /** 15401 * Extract the StorageManagerService "container ID" from the full code path of an 15402 * .apk. 15403 */ 15404 static String cidFromCodePath(String fullCodePath) { 15405 int eidx = fullCodePath.lastIndexOf("/"); 15406 String subStr1 = fullCodePath.substring(0, eidx); 15407 int sidx = subStr1.lastIndexOf("/"); 15408 return subStr1.substring(sidx+1, eidx); 15409 } 15410 15411 /** 15412 * Logic to handle installation of ASEC applications, including copying and 15413 * renaming logic. 15414 */ 15415 class AsecInstallArgs extends InstallArgs { 15416 static final String RES_FILE_NAME = "pkg.apk"; 15417 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 15418 15419 String cid; 15420 String packagePath; 15421 String resourcePath; 15422 15423 /** New install */ 15424 AsecInstallArgs(InstallParams params) { 15425 super(params.origin, params.move, params.observer, params.installFlags, 15426 params.installerPackageName, params.volumeUuid, 15427 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 15428 params.grantedRuntimePermissions, 15429 params.traceMethod, params.traceCookie, params.certificates, 15430 params.installReason); 15431 } 15432 15433 /** Existing install */ 15434 AsecInstallArgs(String fullCodePath, String[] instructionSets, 15435 boolean isExternal, boolean isForwardLocked) { 15436 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 15437 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 15438 instructionSets, null, null, null, 0, null /*certificates*/, 15439 PackageManager.INSTALL_REASON_UNKNOWN); 15440 // Hackily pretend we're still looking at a full code path 15441 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 15442 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 15443 } 15444 15445 // Extract cid from fullCodePath 15446 int eidx = fullCodePath.lastIndexOf("/"); 15447 String subStr1 = fullCodePath.substring(0, eidx); 15448 int sidx = subStr1.lastIndexOf("/"); 15449 cid = subStr1.substring(sidx+1, eidx); 15450 setMountPath(subStr1); 15451 } 15452 15453 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 15454 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 15455 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 15456 instructionSets, null, null, null, 0, null /*certificates*/, 15457 PackageManager.INSTALL_REASON_UNKNOWN); 15458 this.cid = cid; 15459 setMountPath(PackageHelper.getSdDir(cid)); 15460 } 15461 15462 void createCopyFile() { 15463 cid = mInstallerService.allocateExternalStageCidLegacy(); 15464 } 15465 15466 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15467 if (origin.staged && origin.cid != null) { 15468 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 15469 cid = origin.cid; 15470 setMountPath(PackageHelper.getSdDir(cid)); 15471 return PackageManager.INSTALL_SUCCEEDED; 15472 } 15473 15474 if (temp) { 15475 createCopyFile(); 15476 } else { 15477 /* 15478 * Pre-emptively destroy the container since it's destroyed if 15479 * copying fails due to it existing anyway. 15480 */ 15481 PackageHelper.destroySdDir(cid); 15482 } 15483 15484 final String newMountPath = imcs.copyPackageToContainer( 15485 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 15486 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 15487 15488 if (newMountPath != null) { 15489 setMountPath(newMountPath); 15490 return PackageManager.INSTALL_SUCCEEDED; 15491 } else { 15492 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15493 } 15494 } 15495 15496 @Override 15497 String getCodePath() { 15498 return packagePath; 15499 } 15500 15501 @Override 15502 String getResourcePath() { 15503 return resourcePath; 15504 } 15505 15506 int doPreInstall(int status) { 15507 if (status != PackageManager.INSTALL_SUCCEEDED) { 15508 // Destroy container 15509 PackageHelper.destroySdDir(cid); 15510 } else { 15511 boolean mounted = PackageHelper.isContainerMounted(cid); 15512 if (!mounted) { 15513 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 15514 Process.SYSTEM_UID); 15515 if (newMountPath != null) { 15516 setMountPath(newMountPath); 15517 } else { 15518 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15519 } 15520 } 15521 } 15522 return status; 15523 } 15524 15525 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15526 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 15527 String newMountPath = null; 15528 if (PackageHelper.isContainerMounted(cid)) { 15529 // Unmount the container 15530 if (!PackageHelper.unMountSdDir(cid)) { 15531 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 15532 return false; 15533 } 15534 } 15535 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 15536 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 15537 " which might be stale. Will try to clean up."); 15538 // Clean up the stale container and proceed to recreate. 15539 if (!PackageHelper.destroySdDir(newCacheId)) { 15540 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 15541 return false; 15542 } 15543 // Successfully cleaned up stale container. Try to rename again. 15544 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 15545 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 15546 + " inspite of cleaning it up."); 15547 return false; 15548 } 15549 } 15550 if (!PackageHelper.isContainerMounted(newCacheId)) { 15551 Slog.w(TAG, "Mounting container " + newCacheId); 15552 newMountPath = PackageHelper.mountSdDir(newCacheId, 15553 getEncryptKey(), Process.SYSTEM_UID); 15554 } else { 15555 newMountPath = PackageHelper.getSdDir(newCacheId); 15556 } 15557 if (newMountPath == null) { 15558 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 15559 return false; 15560 } 15561 Log.i(TAG, "Succesfully renamed " + cid + 15562 " to " + newCacheId + 15563 " at new path: " + newMountPath); 15564 cid = newCacheId; 15565 15566 final File beforeCodeFile = new File(packagePath); 15567 setMountPath(newMountPath); 15568 final File afterCodeFile = new File(packagePath); 15569 15570 // Reflect the rename in scanned details 15571 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 15572 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 15573 afterCodeFile, pkg.baseCodePath)); 15574 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 15575 afterCodeFile, pkg.splitCodePaths)); 15576 15577 // Reflect the rename in app info 15578 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15579 pkg.setApplicationInfoCodePath(pkg.codePath); 15580 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15581 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15582 pkg.setApplicationInfoResourcePath(pkg.codePath); 15583 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15584 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15585 15586 return true; 15587 } 15588 15589 private void setMountPath(String mountPath) { 15590 final File mountFile = new File(mountPath); 15591 15592 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 15593 if (monolithicFile.exists()) { 15594 packagePath = monolithicFile.getAbsolutePath(); 15595 if (isFwdLocked()) { 15596 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 15597 } else { 15598 resourcePath = packagePath; 15599 } 15600 } else { 15601 packagePath = mountFile.getAbsolutePath(); 15602 resourcePath = packagePath; 15603 } 15604 } 15605 15606 int doPostInstall(int status, int uid) { 15607 if (status != PackageManager.INSTALL_SUCCEEDED) { 15608 cleanUp(); 15609 } else { 15610 final int groupOwner; 15611 final String protectedFile; 15612 if (isFwdLocked()) { 15613 groupOwner = UserHandle.getSharedAppGid(uid); 15614 protectedFile = RES_FILE_NAME; 15615 } else { 15616 groupOwner = -1; 15617 protectedFile = null; 15618 } 15619 15620 if (uid < Process.FIRST_APPLICATION_UID 15621 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 15622 Slog.e(TAG, "Failed to finalize " + cid); 15623 PackageHelper.destroySdDir(cid); 15624 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15625 } 15626 15627 boolean mounted = PackageHelper.isContainerMounted(cid); 15628 if (!mounted) { 15629 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 15630 } 15631 } 15632 return status; 15633 } 15634 15635 private void cleanUp() { 15636 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 15637 15638 // Destroy secure container 15639 PackageHelper.destroySdDir(cid); 15640 } 15641 15642 private List<String> getAllCodePaths() { 15643 final File codeFile = new File(getCodePath()); 15644 if (codeFile != null && codeFile.exists()) { 15645 try { 15646 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 15647 return pkg.getAllCodePaths(); 15648 } catch (PackageParserException e) { 15649 // Ignored; we tried our best 15650 } 15651 } 15652 return Collections.EMPTY_LIST; 15653 } 15654 15655 void cleanUpResourcesLI() { 15656 // Enumerate all code paths before deleting 15657 cleanUpResourcesLI(getAllCodePaths()); 15658 } 15659 15660 private void cleanUpResourcesLI(List<String> allCodePaths) { 15661 cleanUp(); 15662 removeDexFiles(allCodePaths, instructionSets); 15663 } 15664 15665 String getPackageName() { 15666 return getAsecPackageName(cid); 15667 } 15668 15669 boolean doPostDeleteLI(boolean delete) { 15670 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 15671 final List<String> allCodePaths = getAllCodePaths(); 15672 boolean mounted = PackageHelper.isContainerMounted(cid); 15673 if (mounted) { 15674 // Unmount first 15675 if (PackageHelper.unMountSdDir(cid)) { 15676 mounted = false; 15677 } 15678 } 15679 if (!mounted && delete) { 15680 cleanUpResourcesLI(allCodePaths); 15681 } 15682 return !mounted; 15683 } 15684 15685 @Override 15686 int doPreCopy() { 15687 if (isFwdLocked()) { 15688 if (!PackageHelper.fixSdPermissions(cid, getPackageUid(DEFAULT_CONTAINER_PACKAGE, 15689 MATCH_SYSTEM_ONLY, UserHandle.USER_SYSTEM), RES_FILE_NAME)) { 15690 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15691 } 15692 } 15693 15694 return PackageManager.INSTALL_SUCCEEDED; 15695 } 15696 15697 @Override 15698 int doPostCopy(int uid) { 15699 if (isFwdLocked()) { 15700 if (uid < Process.FIRST_APPLICATION_UID 15701 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 15702 RES_FILE_NAME)) { 15703 Slog.e(TAG, "Failed to finalize " + cid); 15704 PackageHelper.destroySdDir(cid); 15705 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15706 } 15707 } 15708 15709 return PackageManager.INSTALL_SUCCEEDED; 15710 } 15711 } 15712 15713 /** 15714 * Logic to handle movement of existing installed applications. 15715 */ 15716 class MoveInstallArgs extends InstallArgs { 15717 private File codeFile; 15718 private File resourceFile; 15719 15720 /** New install */ 15721 MoveInstallArgs(InstallParams params) { 15722 super(params.origin, params.move, params.observer, params.installFlags, 15723 params.installerPackageName, params.volumeUuid, 15724 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 15725 params.grantedRuntimePermissions, 15726 params.traceMethod, params.traceCookie, params.certificates, 15727 params.installReason); 15728 } 15729 15730 int copyApk(IMediaContainerService imcs, boolean temp) { 15731 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 15732 + move.fromUuid + " to " + move.toUuid); 15733 synchronized (mInstaller) { 15734 try { 15735 mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 15736 move.dataAppName, move.appId, move.seinfo, move.targetSdkVersion); 15737 } catch (InstallerException e) { 15738 Slog.w(TAG, "Failed to move app", e); 15739 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15740 } 15741 } 15742 15743 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 15744 resourceFile = codeFile; 15745 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 15746 15747 return PackageManager.INSTALL_SUCCEEDED; 15748 } 15749 15750 int doPreInstall(int status) { 15751 if (status != PackageManager.INSTALL_SUCCEEDED) { 15752 cleanUp(move.toUuid); 15753 } 15754 return status; 15755 } 15756 15757 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15758 if (status != PackageManager.INSTALL_SUCCEEDED) { 15759 cleanUp(move.toUuid); 15760 return false; 15761 } 15762 15763 // Reflect the move in app info 15764 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15765 pkg.setApplicationInfoCodePath(pkg.codePath); 15766 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15767 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15768 pkg.setApplicationInfoResourcePath(pkg.codePath); 15769 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15770 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15771 15772 return true; 15773 } 15774 15775 int doPostInstall(int status, int uid) { 15776 if (status == PackageManager.INSTALL_SUCCEEDED) { 15777 cleanUp(move.fromUuid); 15778 } else { 15779 cleanUp(move.toUuid); 15780 } 15781 return status; 15782 } 15783 15784 @Override 15785 String getCodePath() { 15786 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15787 } 15788 15789 @Override 15790 String getResourcePath() { 15791 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15792 } 15793 15794 private boolean cleanUp(String volumeUuid) { 15795 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 15796 move.dataAppName); 15797 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 15798 final int[] userIds = sUserManager.getUserIds(); 15799 synchronized (mInstallLock) { 15800 // Clean up both app data and code 15801 // All package moves are frozen until finished 15802 for (int userId : userIds) { 15803 try { 15804 mInstaller.destroyAppData(volumeUuid, move.packageName, userId, 15805 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE, 0); 15806 } catch (InstallerException e) { 15807 Slog.w(TAG, String.valueOf(e)); 15808 } 15809 } 15810 removeCodePathLI(codeFile); 15811 } 15812 return true; 15813 } 15814 15815 void cleanUpResourcesLI() { 15816 throw new UnsupportedOperationException(); 15817 } 15818 15819 boolean doPostDeleteLI(boolean delete) { 15820 throw new UnsupportedOperationException(); 15821 } 15822 } 15823 15824 static String getAsecPackageName(String packageCid) { 15825 int idx = packageCid.lastIndexOf("-"); 15826 if (idx == -1) { 15827 return packageCid; 15828 } 15829 return packageCid.substring(0, idx); 15830 } 15831 15832 // Utility method used to create code paths based on package name and available index. 15833 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 15834 String idxStr = ""; 15835 int idx = 1; 15836 // Fall back to default value of idx=1 if prefix is not 15837 // part of oldCodePath 15838 if (oldCodePath != null) { 15839 String subStr = oldCodePath; 15840 // Drop the suffix right away 15841 if (suffix != null && subStr.endsWith(suffix)) { 15842 subStr = subStr.substring(0, subStr.length() - suffix.length()); 15843 } 15844 // If oldCodePath already contains prefix find out the 15845 // ending index to either increment or decrement. 15846 int sidx = subStr.lastIndexOf(prefix); 15847 if (sidx != -1) { 15848 subStr = subStr.substring(sidx + prefix.length()); 15849 if (subStr != null) { 15850 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 15851 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 15852 } 15853 try { 15854 idx = Integer.parseInt(subStr); 15855 if (idx <= 1) { 15856 idx++; 15857 } else { 15858 idx--; 15859 } 15860 } catch(NumberFormatException e) { 15861 } 15862 } 15863 } 15864 } 15865 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 15866 return prefix + idxStr; 15867 } 15868 15869 private File getNextCodePath(File targetDir, String packageName) { 15870 File result; 15871 SecureRandom random = new SecureRandom(); 15872 byte[] bytes = new byte[16]; 15873 do { 15874 random.nextBytes(bytes); 15875 String suffix = Base64.encodeToString(bytes, Base64.URL_SAFE | Base64.NO_WRAP); 15876 result = new File(targetDir, packageName + "-" + suffix); 15877 } while (result.exists()); 15878 return result; 15879 } 15880 15881 // Utility method that returns the relative package path with respect 15882 // to the installation directory. Like say for /data/data/com.test-1.apk 15883 // string com.test-1 is returned. 15884 static String deriveCodePathName(String codePath) { 15885 if (codePath == null) { 15886 return null; 15887 } 15888 final File codeFile = new File(codePath); 15889 final String name = codeFile.getName(); 15890 if (codeFile.isDirectory()) { 15891 return name; 15892 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 15893 final int lastDot = name.lastIndexOf('.'); 15894 return name.substring(0, lastDot); 15895 } else { 15896 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 15897 return null; 15898 } 15899 } 15900 15901 static class PackageInstalledInfo { 15902 String name; 15903 int uid; 15904 // The set of users that originally had this package installed. 15905 int[] origUsers; 15906 // The set of users that now have this package installed. 15907 int[] newUsers; 15908 PackageParser.Package pkg; 15909 int returnCode; 15910 String returnMsg; 15911 PackageRemovedInfo removedInfo; 15912 ArrayMap<String, PackageInstalledInfo> addedChildPackages; 15913 15914 public void setError(int code, String msg) { 15915 setReturnCode(code); 15916 setReturnMessage(msg); 15917 Slog.w(TAG, msg); 15918 } 15919 15920 public void setError(String msg, PackageParserException e) { 15921 setReturnCode(e.error); 15922 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15923 Slog.w(TAG, msg, e); 15924 } 15925 15926 public void setError(String msg, PackageManagerException e) { 15927 returnCode = e.error; 15928 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15929 Slog.w(TAG, msg, e); 15930 } 15931 15932 public void setReturnCode(int returnCode) { 15933 this.returnCode = returnCode; 15934 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15935 for (int i = 0; i < childCount; i++) { 15936 addedChildPackages.valueAt(i).returnCode = returnCode; 15937 } 15938 } 15939 15940 private void setReturnMessage(String returnMsg) { 15941 this.returnMsg = returnMsg; 15942 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15943 for (int i = 0; i < childCount; i++) { 15944 addedChildPackages.valueAt(i).returnMsg = returnMsg; 15945 } 15946 } 15947 15948 // In some error cases we want to convey more info back to the observer 15949 String origPackage; 15950 String origPermission; 15951 } 15952 15953 /* 15954 * Install a non-existing package. 15955 */ 15956 private void installNewPackageLIF(PackageParser.Package pkg, final int policyFlags, 15957 int scanFlags, UserHandle user, String installerPackageName, String volumeUuid, 15958 PackageInstalledInfo res, int installReason) { 15959 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 15960 15961 // Remember this for later, in case we need to rollback this install 15962 String pkgName = pkg.packageName; 15963 15964 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 15965 15966 synchronized(mPackages) { 15967 final String renamedPackage = mSettings.getRenamedPackageLPr(pkgName); 15968 if (renamedPackage != null) { 15969 // A package with the same name is already installed, though 15970 // it has been renamed to an older name. The package we 15971 // are trying to install should be installed as an update to 15972 // the existing one, but that has not been requested, so bail. 15973 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 15974 + " without first uninstalling package running as " 15975 + renamedPackage); 15976 return; 15977 } 15978 if (mPackages.containsKey(pkgName)) { 15979 // Don't allow installation over an existing package with the same name. 15980 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 15981 + " without first uninstalling."); 15982 return; 15983 } 15984 } 15985 15986 try { 15987 PackageParser.Package newPackage = scanPackageTracedLI(pkg, policyFlags, scanFlags, 15988 System.currentTimeMillis(), user); 15989 15990 updateSettingsLI(newPackage, installerPackageName, null, res, user, installReason); 15991 15992 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 15993 prepareAppDataAfterInstallLIF(newPackage); 15994 15995 } else { 15996 // Remove package from internal structures, but keep around any 15997 // data that might have already existed 15998 deletePackageLIF(pkgName, UserHandle.ALL, false, null, 15999 PackageManager.DELETE_KEEP_DATA, res.removedInfo, true, null); 16000 } 16001 } catch (PackageManagerException e) { 16002 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16003 } 16004 16005 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16006 } 16007 16008 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 16009 // Can't rotate keys during boot or if sharedUser. 16010 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 16011 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 16012 return false; 16013 } 16014 // app is using upgradeKeySets; make sure all are valid 16015 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16016 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 16017 for (int i = 0; i < upgradeKeySets.length; i++) { 16018 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 16019 Slog.wtf(TAG, "Package " 16020 + (oldPs.name != null ? oldPs.name : "<null>") 16021 + " contains upgrade-key-set reference to unknown key-set: " 16022 + upgradeKeySets[i] 16023 + " reverting to signatures check."); 16024 return false; 16025 } 16026 } 16027 return true; 16028 } 16029 16030 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 16031 // Upgrade keysets are being used. Determine if new package has a superset of the 16032 // required keys. 16033 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 16034 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16035 for (int i = 0; i < upgradeKeySets.length; i++) { 16036 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 16037 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 16038 return true; 16039 } 16040 } 16041 return false; 16042 } 16043 16044 private static void updateDigest(MessageDigest digest, File file) throws IOException { 16045 try (DigestInputStream digestStream = 16046 new DigestInputStream(new FileInputStream(file), digest)) { 16047 while (digestStream.read() != -1) {} // nothing to do; just plow through the file 16048 } 16049 } 16050 16051 private void replacePackageLIF(PackageParser.Package pkg, final int policyFlags, int scanFlags, 16052 UserHandle user, String installerPackageName, PackageInstalledInfo res, 16053 int installReason) { 16054 final boolean isInstantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 16055 16056 final PackageParser.Package oldPackage; 16057 final PackageSetting ps; 16058 final String pkgName = pkg.packageName; 16059 final int[] allUsers; 16060 final int[] installedUsers; 16061 16062 synchronized(mPackages) { 16063 oldPackage = mPackages.get(pkgName); 16064 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 16065 16066 // don't allow upgrade to target a release SDK from a pre-release SDK 16067 final boolean oldTargetsPreRelease = oldPackage.applicationInfo.targetSdkVersion 16068 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 16069 final boolean newTargetsPreRelease = pkg.applicationInfo.targetSdkVersion 16070 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 16071 if (oldTargetsPreRelease 16072 && !newTargetsPreRelease 16073 && ((policyFlags & PackageParser.PARSE_FORCE_SDK) == 0)) { 16074 Slog.w(TAG, "Can't install package targeting released sdk"); 16075 res.setReturnCode(PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE); 16076 return; 16077 } 16078 16079 ps = mSettings.mPackages.get(pkgName); 16080 16081 // verify signatures are valid 16082 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 16083 if (!checkUpgradeKeySetLP(ps, pkg)) { 16084 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 16085 "New package not signed by keys specified by upgrade-keysets: " 16086 + pkgName); 16087 return; 16088 } 16089 } else { 16090 // default to original signature matching 16091 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 16092 != PackageManager.SIGNATURE_MATCH) { 16093 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 16094 "New package has a different signature: " + pkgName); 16095 return; 16096 } 16097 } 16098 16099 // don't allow a system upgrade unless the upgrade hash matches 16100 if (oldPackage.restrictUpdateHash != null && oldPackage.isSystemApp()) { 16101 byte[] digestBytes = null; 16102 try { 16103 final MessageDigest digest = MessageDigest.getInstance("SHA-512"); 16104 updateDigest(digest, new File(pkg.baseCodePath)); 16105 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 16106 for (String path : pkg.splitCodePaths) { 16107 updateDigest(digest, new File(path)); 16108 } 16109 } 16110 digestBytes = digest.digest(); 16111 } catch (NoSuchAlgorithmException | IOException e) { 16112 res.setError(INSTALL_FAILED_INVALID_APK, 16113 "Could not compute hash: " + pkgName); 16114 return; 16115 } 16116 if (!Arrays.equals(oldPackage.restrictUpdateHash, digestBytes)) { 16117 res.setError(INSTALL_FAILED_INVALID_APK, 16118 "New package fails restrict-update check: " + pkgName); 16119 return; 16120 } 16121 // retain upgrade restriction 16122 pkg.restrictUpdateHash = oldPackage.restrictUpdateHash; 16123 } 16124 16125 // Check for shared user id changes 16126 String invalidPackageName = 16127 getParentOrChildPackageChangedSharedUser(oldPackage, pkg); 16128 if (invalidPackageName != null) { 16129 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 16130 "Package " + invalidPackageName + " tried to change user " 16131 + oldPackage.mSharedUserId); 16132 return; 16133 } 16134 16135 // In case of rollback, remember per-user/profile install state 16136 allUsers = sUserManager.getUserIds(); 16137 installedUsers = ps.queryInstalledUsers(allUsers, true); 16138 16139 // don't allow an upgrade from full to ephemeral 16140 if (isInstantApp) { 16141 if (user == null || user.getIdentifier() == UserHandle.USER_ALL) { 16142 for (int currentUser : allUsers) { 16143 if (!ps.getInstantApp(currentUser)) { 16144 // can't downgrade from full to instant 16145 Slog.w(TAG, "Can't replace full app with instant app: " + pkgName 16146 + " for user: " + currentUser); 16147 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16148 return; 16149 } 16150 } 16151 } else if (!ps.getInstantApp(user.getIdentifier())) { 16152 // can't downgrade from full to instant 16153 Slog.w(TAG, "Can't replace full app with instant app: " + pkgName 16154 + " for user: " + user.getIdentifier()); 16155 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16156 return; 16157 } 16158 } 16159 } 16160 16161 // Update what is removed 16162 res.removedInfo = new PackageRemovedInfo(this); 16163 res.removedInfo.uid = oldPackage.applicationInfo.uid; 16164 res.removedInfo.removedPackage = oldPackage.packageName; 16165 res.removedInfo.installerPackageName = ps.installerPackageName; 16166 res.removedInfo.isStaticSharedLib = pkg.staticSharedLibName != null; 16167 res.removedInfo.isUpdate = true; 16168 res.removedInfo.origUsers = installedUsers; 16169 res.removedInfo.installReasons = new SparseArray<>(installedUsers.length); 16170 for (int i = 0; i < installedUsers.length; i++) { 16171 final int userId = installedUsers[i]; 16172 res.removedInfo.installReasons.put(userId, ps.getInstallReason(userId)); 16173 } 16174 16175 final int childCount = (oldPackage.childPackages != null) 16176 ? oldPackage.childPackages.size() : 0; 16177 for (int i = 0; i < childCount; i++) { 16178 boolean childPackageUpdated = false; 16179 PackageParser.Package childPkg = oldPackage.childPackages.get(i); 16180 final PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16181 if (res.addedChildPackages != null) { 16182 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 16183 if (childRes != null) { 16184 childRes.removedInfo.uid = childPkg.applicationInfo.uid; 16185 childRes.removedInfo.removedPackage = childPkg.packageName; 16186 if (childPs != null) { 16187 childRes.removedInfo.installerPackageName = childPs.installerPackageName; 16188 } 16189 childRes.removedInfo.isUpdate = true; 16190 childRes.removedInfo.installReasons = res.removedInfo.installReasons; 16191 childPackageUpdated = true; 16192 } 16193 } 16194 if (!childPackageUpdated) { 16195 PackageRemovedInfo childRemovedRes = new PackageRemovedInfo(this); 16196 childRemovedRes.removedPackage = childPkg.packageName; 16197 if (childPs != null) { 16198 childRemovedRes.installerPackageName = childPs.installerPackageName; 16199 } 16200 childRemovedRes.isUpdate = false; 16201 childRemovedRes.dataRemoved = true; 16202 synchronized (mPackages) { 16203 if (childPs != null) { 16204 childRemovedRes.origUsers = childPs.queryInstalledUsers(allUsers, true); 16205 } 16206 } 16207 if (res.removedInfo.removedChildPackages == null) { 16208 res.removedInfo.removedChildPackages = new ArrayMap<>(); 16209 } 16210 res.removedInfo.removedChildPackages.put(childPkg.packageName, childRemovedRes); 16211 } 16212 } 16213 16214 boolean sysPkg = (isSystemApp(oldPackage)); 16215 if (sysPkg) { 16216 // Set the system/privileged flags as needed 16217 final boolean privileged = 16218 (oldPackage.applicationInfo.privateFlags 16219 & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 16220 final int systemPolicyFlags = policyFlags 16221 | PackageParser.PARSE_IS_SYSTEM 16222 | (privileged ? PackageParser.PARSE_IS_PRIVILEGED : 0); 16223 16224 replaceSystemPackageLIF(oldPackage, pkg, systemPolicyFlags, scanFlags, 16225 user, allUsers, installerPackageName, res, installReason); 16226 } else { 16227 replaceNonSystemPackageLIF(oldPackage, pkg, policyFlags, scanFlags, 16228 user, allUsers, installerPackageName, res, installReason); 16229 } 16230 } 16231 16232 public List<String> getPreviousCodePaths(String packageName) { 16233 final PackageSetting ps = mSettings.mPackages.get(packageName); 16234 final List<String> result = new ArrayList<String>(); 16235 if (ps != null && ps.oldCodePaths != null) { 16236 result.addAll(ps.oldCodePaths); 16237 } 16238 return result; 16239 } 16240 16241 private void replaceNonSystemPackageLIF(PackageParser.Package deletedPackage, 16242 PackageParser.Package pkg, final int policyFlags, int scanFlags, UserHandle user, 16243 int[] allUsers, String installerPackageName, PackageInstalledInfo res, 16244 int installReason) { 16245 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 16246 + deletedPackage); 16247 16248 String pkgName = deletedPackage.packageName; 16249 boolean deletedPkg = true; 16250 boolean addedPkg = false; 16251 boolean updatedSettings = false; 16252 final boolean killApp = (scanFlags & SCAN_DONT_KILL_APP) == 0; 16253 final int deleteFlags = PackageManager.DELETE_KEEP_DATA 16254 | (killApp ? 0 : PackageManager.DELETE_DONT_KILL_APP); 16255 16256 final long origUpdateTime = (pkg.mExtras != null) 16257 ? ((PackageSetting)pkg.mExtras).lastUpdateTime : 0; 16258 16259 // First delete the existing package while retaining the data directory 16260 if (!deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 16261 res.removedInfo, true, pkg)) { 16262 // If the existing package wasn't successfully deleted 16263 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 16264 deletedPkg = false; 16265 } else { 16266 // Successfully deleted the old package; proceed with replace. 16267 16268 // If deleted package lived in a container, give users a chance to 16269 // relinquish resources before killing. 16270 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 16271 if (DEBUG_INSTALL) { 16272 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 16273 } 16274 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 16275 final ArrayList<String> pkgList = new ArrayList<String>(1); 16276 pkgList.add(deletedPackage.applicationInfo.packageName); 16277 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 16278 } 16279 16280 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 16281 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16282 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 16283 16284 try { 16285 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, policyFlags, 16286 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 16287 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 16288 installReason); 16289 16290 // Update the in-memory copy of the previous code paths. 16291 PackageSetting ps = mSettings.mPackages.get(pkgName); 16292 if (!killApp) { 16293 if (ps.oldCodePaths == null) { 16294 ps.oldCodePaths = new ArraySet<>(); 16295 } 16296 Collections.addAll(ps.oldCodePaths, deletedPackage.baseCodePath); 16297 if (deletedPackage.splitCodePaths != null) { 16298 Collections.addAll(ps.oldCodePaths, deletedPackage.splitCodePaths); 16299 } 16300 } else { 16301 ps.oldCodePaths = null; 16302 } 16303 if (ps.childPackageNames != null) { 16304 for (int i = ps.childPackageNames.size() - 1; i >= 0; --i) { 16305 final String childPkgName = ps.childPackageNames.get(i); 16306 final PackageSetting childPs = mSettings.mPackages.get(childPkgName); 16307 childPs.oldCodePaths = ps.oldCodePaths; 16308 } 16309 } 16310 // set instant app status, but, only if it's explicitly specified 16311 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 16312 final boolean fullApp = (scanFlags & SCAN_AS_FULL_APP) != 0; 16313 setInstantAppForUser(ps, user.getIdentifier(), instantApp, fullApp); 16314 prepareAppDataAfterInstallLIF(newPackage); 16315 addedPkg = true; 16316 mDexManager.notifyPackageUpdated(newPackage.packageName, 16317 newPackage.baseCodePath, newPackage.splitCodePaths); 16318 } catch (PackageManagerException e) { 16319 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16320 } 16321 } 16322 16323 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16324 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 16325 16326 // Revert all internal state mutations and added folders for the failed install 16327 if (addedPkg) { 16328 deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 16329 res.removedInfo, true, null); 16330 } 16331 16332 // Restore the old package 16333 if (deletedPkg) { 16334 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 16335 File restoreFile = new File(deletedPackage.codePath); 16336 // Parse old package 16337 boolean oldExternal = isExternal(deletedPackage); 16338 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 16339 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 16340 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 16341 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 16342 try { 16343 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 16344 null); 16345 } catch (PackageManagerException e) { 16346 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 16347 + e.getMessage()); 16348 return; 16349 } 16350 16351 synchronized (mPackages) { 16352 // Ensure the installer package name up to date 16353 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16354 16355 // Update permissions for restored package 16356 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 16357 16358 mSettings.writeLPr(); 16359 } 16360 16361 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 16362 } 16363 } else { 16364 synchronized (mPackages) { 16365 PackageSetting ps = mSettings.getPackageLPr(pkg.packageName); 16366 if (ps != null) { 16367 res.removedInfo.removedForAllUsers = mPackages.get(ps.name) == null; 16368 if (res.removedInfo.removedChildPackages != null) { 16369 final int childCount = res.removedInfo.removedChildPackages.size(); 16370 // Iterate in reverse as we may modify the collection 16371 for (int i = childCount - 1; i >= 0; i--) { 16372 String childPackageName = res.removedInfo.removedChildPackages.keyAt(i); 16373 if (res.addedChildPackages.containsKey(childPackageName)) { 16374 res.removedInfo.removedChildPackages.removeAt(i); 16375 } else { 16376 PackageRemovedInfo childInfo = res.removedInfo 16377 .removedChildPackages.valueAt(i); 16378 childInfo.removedForAllUsers = mPackages.get( 16379 childInfo.removedPackage) == null; 16380 } 16381 } 16382 } 16383 } 16384 } 16385 } 16386 } 16387 16388 private void replaceSystemPackageLIF(PackageParser.Package deletedPackage, 16389 PackageParser.Package pkg, final int policyFlags, int scanFlags, UserHandle user, 16390 int[] allUsers, String installerPackageName, PackageInstalledInfo res, 16391 int installReason) { 16392 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 16393 + ", old=" + deletedPackage); 16394 16395 final boolean disabledSystem; 16396 16397 // Remove existing system package 16398 removePackageLI(deletedPackage, true); 16399 16400 synchronized (mPackages) { 16401 disabledSystem = disableSystemPackageLPw(deletedPackage, pkg); 16402 } 16403 if (!disabledSystem) { 16404 // We didn't need to disable the .apk as a current system package, 16405 // which means we are replacing another update that is already 16406 // installed. We need to make sure to delete the older one's .apk. 16407 res.removedInfo.args = createInstallArgsForExisting(0, 16408 deletedPackage.applicationInfo.getCodePath(), 16409 deletedPackage.applicationInfo.getResourcePath(), 16410 getAppDexInstructionSets(deletedPackage.applicationInfo)); 16411 } else { 16412 res.removedInfo.args = null; 16413 } 16414 16415 // Successfully disabled the old package. Now proceed with re-installation 16416 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 16417 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16418 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 16419 16420 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16421 pkg.setApplicationInfoFlags(ApplicationInfo.FLAG_UPDATED_SYSTEM_APP, 16422 ApplicationInfo.FLAG_UPDATED_SYSTEM_APP); 16423 16424 PackageParser.Package newPackage = null; 16425 try { 16426 // Add the package to the internal data structures 16427 newPackage = scanPackageTracedLI(pkg, policyFlags, scanFlags, 0, user); 16428 16429 // Set the update and install times 16430 PackageSetting deletedPkgSetting = (PackageSetting) deletedPackage.mExtras; 16431 setInstallAndUpdateTime(newPackage, deletedPkgSetting.firstInstallTime, 16432 System.currentTimeMillis()); 16433 16434 // Update the package dynamic state if succeeded 16435 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 16436 // Now that the install succeeded make sure we remove data 16437 // directories for any child package the update removed. 16438 final int deletedChildCount = (deletedPackage.childPackages != null) 16439 ? deletedPackage.childPackages.size() : 0; 16440 final int newChildCount = (newPackage.childPackages != null) 16441 ? newPackage.childPackages.size() : 0; 16442 for (int i = 0; i < deletedChildCount; i++) { 16443 PackageParser.Package deletedChildPkg = deletedPackage.childPackages.get(i); 16444 boolean childPackageDeleted = true; 16445 for (int j = 0; j < newChildCount; j++) { 16446 PackageParser.Package newChildPkg = newPackage.childPackages.get(j); 16447 if (deletedChildPkg.packageName.equals(newChildPkg.packageName)) { 16448 childPackageDeleted = false; 16449 break; 16450 } 16451 } 16452 if (childPackageDeleted) { 16453 PackageSetting ps = mSettings.getDisabledSystemPkgLPr( 16454 deletedChildPkg.packageName); 16455 if (ps != null && res.removedInfo.removedChildPackages != null) { 16456 PackageRemovedInfo removedChildRes = res.removedInfo 16457 .removedChildPackages.get(deletedChildPkg.packageName); 16458 removePackageDataLIF(ps, allUsers, removedChildRes, 0, false); 16459 removedChildRes.removedForAllUsers = mPackages.get(ps.name) == null; 16460 } 16461 } 16462 } 16463 16464 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 16465 installReason); 16466 prepareAppDataAfterInstallLIF(newPackage); 16467 16468 mDexManager.notifyPackageUpdated(newPackage.packageName, 16469 newPackage.baseCodePath, newPackage.splitCodePaths); 16470 } 16471 } catch (PackageManagerException e) { 16472 res.setReturnCode(INSTALL_FAILED_INTERNAL_ERROR); 16473 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16474 } 16475 16476 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16477 // Re installation failed. Restore old information 16478 // Remove new pkg information 16479 if (newPackage != null) { 16480 removeInstalledPackageLI(newPackage, true); 16481 } 16482 // Add back the old system package 16483 try { 16484 scanPackageTracedLI(deletedPackage, policyFlags, SCAN_UPDATE_SIGNATURE, 0, user); 16485 } catch (PackageManagerException e) { 16486 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 16487 } 16488 16489 synchronized (mPackages) { 16490 if (disabledSystem) { 16491 enableSystemPackageLPw(deletedPackage); 16492 } 16493 16494 // Ensure the installer package name up to date 16495 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16496 16497 // Update permissions for restored package 16498 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 16499 16500 mSettings.writeLPr(); 16501 } 16502 16503 Slog.i(TAG, "Successfully restored package : " + deletedPackage.packageName 16504 + " after failed upgrade"); 16505 } 16506 } 16507 16508 /** 16509 * Checks whether the parent or any of the child packages have a change shared 16510 * user. For a package to be a valid update the shred users of the parent and 16511 * the children should match. We may later support changing child shared users. 16512 * @param oldPkg The updated package. 16513 * @param newPkg The update package. 16514 * @return The shared user that change between the versions. 16515 */ 16516 private String getParentOrChildPackageChangedSharedUser(PackageParser.Package oldPkg, 16517 PackageParser.Package newPkg) { 16518 // Check parent shared user 16519 if (!Objects.equals(oldPkg.mSharedUserId, newPkg.mSharedUserId)) { 16520 return newPkg.packageName; 16521 } 16522 // Check child shared users 16523 final int oldChildCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16524 final int newChildCount = (newPkg.childPackages != null) ? newPkg.childPackages.size() : 0; 16525 for (int i = 0; i < newChildCount; i++) { 16526 PackageParser.Package newChildPkg = newPkg.childPackages.get(i); 16527 // If this child was present, did it have the same shared user? 16528 for (int j = 0; j < oldChildCount; j++) { 16529 PackageParser.Package oldChildPkg = oldPkg.childPackages.get(j); 16530 if (newChildPkg.packageName.equals(oldChildPkg.packageName) 16531 && !Objects.equals(newChildPkg.mSharedUserId, oldChildPkg.mSharedUserId)) { 16532 return newChildPkg.packageName; 16533 } 16534 } 16535 } 16536 return null; 16537 } 16538 16539 private void removeNativeBinariesLI(PackageSetting ps) { 16540 // Remove the lib path for the parent package 16541 if (ps != null) { 16542 NativeLibraryHelper.removeNativeBinariesLI(ps.legacyNativeLibraryPathString); 16543 // Remove the lib path for the child packages 16544 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 16545 for (int i = 0; i < childCount; i++) { 16546 PackageSetting childPs = null; 16547 synchronized (mPackages) { 16548 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 16549 } 16550 if (childPs != null) { 16551 NativeLibraryHelper.removeNativeBinariesLI(childPs 16552 .legacyNativeLibraryPathString); 16553 } 16554 } 16555 } 16556 } 16557 16558 private void enableSystemPackageLPw(PackageParser.Package pkg) { 16559 // Enable the parent package 16560 mSettings.enableSystemPackageLPw(pkg.packageName); 16561 // Enable the child packages 16562 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16563 for (int i = 0; i < childCount; i++) { 16564 PackageParser.Package childPkg = pkg.childPackages.get(i); 16565 mSettings.enableSystemPackageLPw(childPkg.packageName); 16566 } 16567 } 16568 16569 private boolean disableSystemPackageLPw(PackageParser.Package oldPkg, 16570 PackageParser.Package newPkg) { 16571 // Disable the parent package (parent always replaced) 16572 boolean disabled = mSettings.disableSystemPackageLPw(oldPkg.packageName, true); 16573 // Disable the child packages 16574 final int childCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16575 for (int i = 0; i < childCount; i++) { 16576 PackageParser.Package childPkg = oldPkg.childPackages.get(i); 16577 final boolean replace = newPkg.hasChildPackage(childPkg.packageName); 16578 disabled |= mSettings.disableSystemPackageLPw(childPkg.packageName, replace); 16579 } 16580 return disabled; 16581 } 16582 16583 private void setInstallerPackageNameLPw(PackageParser.Package pkg, 16584 String installerPackageName) { 16585 // Enable the parent package 16586 mSettings.setInstallerPackageName(pkg.packageName, installerPackageName); 16587 // Enable the child packages 16588 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16589 for (int i = 0; i < childCount; i++) { 16590 PackageParser.Package childPkg = pkg.childPackages.get(i); 16591 mSettings.setInstallerPackageName(childPkg.packageName, installerPackageName); 16592 } 16593 } 16594 16595 private int[] revokeUnusedSharedUserPermissionsLPw(SharedUserSetting su, int[] allUserIds) { 16596 // Collect all used permissions in the UID 16597 ArraySet<String> usedPermissions = new ArraySet<>(); 16598 final int packageCount = su.packages.size(); 16599 for (int i = 0; i < packageCount; i++) { 16600 PackageSetting ps = su.packages.valueAt(i); 16601 if (ps.pkg == null) { 16602 continue; 16603 } 16604 final int requestedPermCount = ps.pkg.requestedPermissions.size(); 16605 for (int j = 0; j < requestedPermCount; j++) { 16606 String permission = ps.pkg.requestedPermissions.get(j); 16607 BasePermission bp = mSettings.mPermissions.get(permission); 16608 if (bp != null) { 16609 usedPermissions.add(permission); 16610 } 16611 } 16612 } 16613 16614 PermissionsState permissionsState = su.getPermissionsState(); 16615 // Prune install permissions 16616 List<PermissionState> installPermStates = permissionsState.getInstallPermissionStates(); 16617 final int installPermCount = installPermStates.size(); 16618 for (int i = installPermCount - 1; i >= 0; i--) { 16619 PermissionState permissionState = installPermStates.get(i); 16620 if (!usedPermissions.contains(permissionState.getName())) { 16621 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 16622 if (bp != null) { 16623 permissionsState.revokeInstallPermission(bp); 16624 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 16625 PackageManager.MASK_PERMISSION_FLAGS, 0); 16626 } 16627 } 16628 } 16629 16630 int[] runtimePermissionChangedUserIds = EmptyArray.INT; 16631 16632 // Prune runtime permissions 16633 for (int userId : allUserIds) { 16634 List<PermissionState> runtimePermStates = permissionsState 16635 .getRuntimePermissionStates(userId); 16636 final int runtimePermCount = runtimePermStates.size(); 16637 for (int i = runtimePermCount - 1; i >= 0; i--) { 16638 PermissionState permissionState = runtimePermStates.get(i); 16639 if (!usedPermissions.contains(permissionState.getName())) { 16640 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 16641 if (bp != null) { 16642 permissionsState.revokeRuntimePermission(bp, userId); 16643 permissionsState.updatePermissionFlags(bp, userId, 16644 PackageManager.MASK_PERMISSION_FLAGS, 0); 16645 runtimePermissionChangedUserIds = ArrayUtils.appendInt( 16646 runtimePermissionChangedUserIds, userId); 16647 } 16648 } 16649 } 16650 } 16651 16652 return runtimePermissionChangedUserIds; 16653 } 16654 16655 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 16656 int[] allUsers, PackageInstalledInfo res, UserHandle user, int installReason) { 16657 // Update the parent package setting 16658 updateSettingsInternalLI(newPackage, installerPackageName, allUsers, res.origUsers, 16659 res, user, installReason); 16660 // Update the child packages setting 16661 final int childCount = (newPackage.childPackages != null) 16662 ? newPackage.childPackages.size() : 0; 16663 for (int i = 0; i < childCount; i++) { 16664 PackageParser.Package childPackage = newPackage.childPackages.get(i); 16665 PackageInstalledInfo childRes = res.addedChildPackages.get(childPackage.packageName); 16666 updateSettingsInternalLI(childPackage, installerPackageName, allUsers, 16667 childRes.origUsers, childRes, user, installReason); 16668 } 16669 } 16670 16671 private void updateSettingsInternalLI(PackageParser.Package newPackage, 16672 String installerPackageName, int[] allUsers, int[] installedForUsers, 16673 PackageInstalledInfo res, UserHandle user, int installReason) { 16674 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 16675 16676 String pkgName = newPackage.packageName; 16677 synchronized (mPackages) { 16678 //write settings. the installStatus will be incomplete at this stage. 16679 //note that the new package setting would have already been 16680 //added to mPackages. It hasn't been persisted yet. 16681 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 16682 // TODO: Remove this write? It's also written at the end of this method 16683 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16684 mSettings.writeLPr(); 16685 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16686 } 16687 16688 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 16689 synchronized (mPackages) { 16690 updatePermissionsLPw(newPackage.packageName, newPackage, 16691 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 16692 ? UPDATE_PERMISSIONS_ALL : 0)); 16693 // For system-bundled packages, we assume that installing an upgraded version 16694 // of the package implies that the user actually wants to run that new code, 16695 // so we enable the package. 16696 PackageSetting ps = mSettings.mPackages.get(pkgName); 16697 final int userId = user.getIdentifier(); 16698 if (ps != null) { 16699 if (isSystemApp(newPackage)) { 16700 if (DEBUG_INSTALL) { 16701 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 16702 } 16703 // Enable system package for requested users 16704 if (res.origUsers != null) { 16705 for (int origUserId : res.origUsers) { 16706 if (userId == UserHandle.USER_ALL || userId == origUserId) { 16707 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 16708 origUserId, installerPackageName); 16709 } 16710 } 16711 } 16712 // Also convey the prior install/uninstall state 16713 if (allUsers != null && installedForUsers != null) { 16714 for (int currentUserId : allUsers) { 16715 final boolean installed = ArrayUtils.contains( 16716 installedForUsers, currentUserId); 16717 if (DEBUG_INSTALL) { 16718 Slog.d(TAG, " user " + currentUserId + " => " + installed); 16719 } 16720 ps.setInstalled(installed, currentUserId); 16721 } 16722 // these install state changes will be persisted in the 16723 // upcoming call to mSettings.writeLPr(). 16724 } 16725 } 16726 // It's implied that when a user requests installation, they want the app to be 16727 // installed and enabled. 16728 if (userId != UserHandle.USER_ALL) { 16729 ps.setInstalled(true, userId); 16730 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 16731 } 16732 16733 // When replacing an existing package, preserve the original install reason for all 16734 // users that had the package installed before. 16735 final Set<Integer> previousUserIds = new ArraySet<>(); 16736 if (res.removedInfo != null && res.removedInfo.installReasons != null) { 16737 final int installReasonCount = res.removedInfo.installReasons.size(); 16738 for (int i = 0; i < installReasonCount; i++) { 16739 final int previousUserId = res.removedInfo.installReasons.keyAt(i); 16740 final int previousInstallReason = res.removedInfo.installReasons.valueAt(i); 16741 ps.setInstallReason(previousInstallReason, previousUserId); 16742 previousUserIds.add(previousUserId); 16743 } 16744 } 16745 16746 // Set install reason for users that are having the package newly installed. 16747 if (userId == UserHandle.USER_ALL) { 16748 for (int currentUserId : sUserManager.getUserIds()) { 16749 if (!previousUserIds.contains(currentUserId)) { 16750 ps.setInstallReason(installReason, currentUserId); 16751 } 16752 } 16753 } else if (!previousUserIds.contains(userId)) { 16754 ps.setInstallReason(installReason, userId); 16755 } 16756 mSettings.writeKernelMappingLPr(ps); 16757 } 16758 res.name = pkgName; 16759 res.uid = newPackage.applicationInfo.uid; 16760 res.pkg = newPackage; 16761 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 16762 mSettings.setInstallerPackageName(pkgName, installerPackageName); 16763 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16764 //to update install status 16765 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16766 mSettings.writeLPr(); 16767 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16768 } 16769 16770 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16771 } 16772 16773 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 16774 try { 16775 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 16776 installPackageLI(args, res); 16777 } finally { 16778 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16779 } 16780 } 16781 16782 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 16783 final int installFlags = args.installFlags; 16784 final String installerPackageName = args.installerPackageName; 16785 final String volumeUuid = args.volumeUuid; 16786 final File tmpPackageFile = new File(args.getCodePath()); 16787 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 16788 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 16789 || (args.volumeUuid != null)); 16790 final boolean instantApp = ((installFlags & PackageManager.INSTALL_INSTANT_APP) != 0); 16791 final boolean fullApp = ((installFlags & PackageManager.INSTALL_FULL_APP) != 0); 16792 final boolean forceSdk = ((installFlags & PackageManager.INSTALL_FORCE_SDK) != 0); 16793 boolean replace = false; 16794 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 16795 if (args.move != null) { 16796 // moving a complete application; perform an initial scan on the new install location 16797 scanFlags |= SCAN_INITIAL; 16798 } 16799 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 16800 scanFlags |= SCAN_DONT_KILL_APP; 16801 } 16802 if (instantApp) { 16803 scanFlags |= SCAN_AS_INSTANT_APP; 16804 } 16805 if (fullApp) { 16806 scanFlags |= SCAN_AS_FULL_APP; 16807 } 16808 16809 // Result object to be returned 16810 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16811 16812 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 16813 16814 // Sanity check 16815 if (instantApp && (forwardLocked || onExternal)) { 16816 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 16817 + " external=" + onExternal); 16818 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16819 return; 16820 } 16821 16822 // Retrieve PackageSettings and parse package 16823 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 16824 | PackageParser.PARSE_ENFORCE_CODE 16825 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 16826 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 16827 | (instantApp ? PackageParser.PARSE_IS_EPHEMERAL : 0) 16828 | (forceSdk ? PackageParser.PARSE_FORCE_SDK : 0); 16829 PackageParser pp = new PackageParser(); 16830 pp.setSeparateProcesses(mSeparateProcesses); 16831 pp.setDisplayMetrics(mMetrics); 16832 pp.setCallback(mPackageParserCallback); 16833 16834 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 16835 final PackageParser.Package pkg; 16836 try { 16837 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 16838 } catch (PackageParserException e) { 16839 res.setError("Failed parse during installPackageLI", e); 16840 return; 16841 } finally { 16842 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16843 } 16844 16845 // Instant apps must have target SDK >= O and have targetSanboxVersion >= 2 16846 if (instantApp && pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.N_MR1) { 16847 Slog.w(TAG, "Instant app package " + pkg.packageName 16848 + " does not target O, this will be a fatal error."); 16849 // STOPSHIP: Make this a fatal error 16850 pkg.applicationInfo.targetSdkVersion = Build.VERSION_CODES.O; 16851 } 16852 if (instantApp && pkg.applicationInfo.targetSandboxVersion != 2) { 16853 Slog.w(TAG, "Instant app package " + pkg.packageName 16854 + " does not target targetSandboxVersion 2, this will be a fatal error."); 16855 // STOPSHIP: Make this a fatal error 16856 pkg.applicationInfo.targetSandboxVersion = 2; 16857 } 16858 16859 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16860 // Static shared libraries have synthetic package names 16861 renameStaticSharedLibraryPackage(pkg); 16862 16863 // No static shared libs on external storage 16864 if (onExternal) { 16865 Slog.i(TAG, "Static shared libs can only be installed on internal storage."); 16866 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 16867 "Packages declaring static-shared libs cannot be updated"); 16868 return; 16869 } 16870 } 16871 16872 // If we are installing a clustered package add results for the children 16873 if (pkg.childPackages != null) { 16874 synchronized (mPackages) { 16875 final int childCount = pkg.childPackages.size(); 16876 for (int i = 0; i < childCount; i++) { 16877 PackageParser.Package childPkg = pkg.childPackages.get(i); 16878 PackageInstalledInfo childRes = new PackageInstalledInfo(); 16879 childRes.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16880 childRes.pkg = childPkg; 16881 childRes.name = childPkg.packageName; 16882 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16883 if (childPs != null) { 16884 childRes.origUsers = childPs.queryInstalledUsers( 16885 sUserManager.getUserIds(), true); 16886 } 16887 if ((mPackages.containsKey(childPkg.packageName))) { 16888 childRes.removedInfo = new PackageRemovedInfo(this); 16889 childRes.removedInfo.removedPackage = childPkg.packageName; 16890 childRes.removedInfo.installerPackageName = childPs.installerPackageName; 16891 } 16892 if (res.addedChildPackages == null) { 16893 res.addedChildPackages = new ArrayMap<>(); 16894 } 16895 res.addedChildPackages.put(childPkg.packageName, childRes); 16896 } 16897 } 16898 } 16899 16900 // If package doesn't declare API override, mark that we have an install 16901 // time CPU ABI override. 16902 if (TextUtils.isEmpty(pkg.cpuAbiOverride)) { 16903 pkg.cpuAbiOverride = args.abiOverride; 16904 } 16905 16906 String pkgName = res.name = pkg.packageName; 16907 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 16908 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 16909 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 16910 return; 16911 } 16912 } 16913 16914 try { 16915 // either use what we've been given or parse directly from the APK 16916 if (args.certificates != null) { 16917 try { 16918 PackageParser.populateCertificates(pkg, args.certificates); 16919 } catch (PackageParserException e) { 16920 // there was something wrong with the certificates we were given; 16921 // try to pull them from the APK 16922 PackageParser.collectCertificates(pkg, parseFlags); 16923 } 16924 } else { 16925 PackageParser.collectCertificates(pkg, parseFlags); 16926 } 16927 } catch (PackageParserException e) { 16928 res.setError("Failed collect during installPackageLI", e); 16929 return; 16930 } 16931 16932 // Get rid of all references to package scan path via parser. 16933 pp = null; 16934 String oldCodePath = null; 16935 boolean systemApp = false; 16936 synchronized (mPackages) { 16937 // Check if installing already existing package 16938 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 16939 String oldName = mSettings.getRenamedPackageLPr(pkgName); 16940 if (pkg.mOriginalPackages != null 16941 && pkg.mOriginalPackages.contains(oldName) 16942 && mPackages.containsKey(oldName)) { 16943 // This package is derived from an original package, 16944 // and this device has been updating from that original 16945 // name. We must continue using the original name, so 16946 // rename the new package here. 16947 pkg.setPackageName(oldName); 16948 pkgName = pkg.packageName; 16949 replace = true; 16950 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 16951 + oldName + " pkgName=" + pkgName); 16952 } else if (mPackages.containsKey(pkgName)) { 16953 // This package, under its official name, already exists 16954 // on the device; we should replace it. 16955 replace = true; 16956 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 16957 } 16958 16959 // Child packages are installed through the parent package 16960 if (pkg.parentPackage != null) { 16961 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16962 "Package " + pkg.packageName + " is child of package " 16963 + pkg.parentPackage.parentPackage + ". Child packages " 16964 + "can be updated only through the parent package."); 16965 return; 16966 } 16967 16968 if (replace) { 16969 // Prevent apps opting out from runtime permissions 16970 PackageParser.Package oldPackage = mPackages.get(pkgName); 16971 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 16972 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 16973 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 16974 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 16975 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 16976 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 16977 + " doesn't support runtime permissions but the old" 16978 + " target SDK " + oldTargetSdk + " does."); 16979 return; 16980 } 16981 // Prevent apps from downgrading their targetSandbox. 16982 final int oldTargetSandbox = oldPackage.applicationInfo.targetSandboxVersion; 16983 final int newTargetSandbox = pkg.applicationInfo.targetSandboxVersion; 16984 if (oldTargetSandbox == 2 && newTargetSandbox != 2) { 16985 res.setError(PackageManager.INSTALL_FAILED_SANDBOX_VERSION_DOWNGRADE, 16986 "Package " + pkg.packageName + " new target sandbox " 16987 + newTargetSandbox + " is incompatible with the previous value of" 16988 + oldTargetSandbox + "."); 16989 return; 16990 } 16991 16992 // Prevent installing of child packages 16993 if (oldPackage.parentPackage != null) { 16994 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16995 "Package " + pkg.packageName + " is child of package " 16996 + oldPackage.parentPackage + ". Child packages " 16997 + "can be updated only through the parent package."); 16998 return; 16999 } 17000 } 17001 } 17002 17003 PackageSetting ps = mSettings.mPackages.get(pkgName); 17004 if (ps != null) { 17005 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 17006 17007 // Static shared libs have same package with different versions where 17008 // we internally use a synthetic package name to allow multiple versions 17009 // of the same package, therefore we need to compare signatures against 17010 // the package setting for the latest library version. 17011 PackageSetting signatureCheckPs = ps; 17012 if (pkg.applicationInfo.isStaticSharedLibrary()) { 17013 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 17014 if (libraryEntry != null) { 17015 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 17016 } 17017 } 17018 17019 // Quick sanity check that we're signed correctly if updating; 17020 // we'll check this again later when scanning, but we want to 17021 // bail early here before tripping over redefined permissions. 17022 if (shouldCheckUpgradeKeySetLP(signatureCheckPs, scanFlags)) { 17023 if (!checkUpgradeKeySetLP(signatureCheckPs, pkg)) { 17024 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 17025 + pkg.packageName + " upgrade keys do not match the " 17026 + "previously installed version"); 17027 return; 17028 } 17029 } else { 17030 try { 17031 verifySignaturesLP(signatureCheckPs, pkg); 17032 } catch (PackageManagerException e) { 17033 res.setError(e.error, e.getMessage()); 17034 return; 17035 } 17036 } 17037 17038 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 17039 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 17040 systemApp = (ps.pkg.applicationInfo.flags & 17041 ApplicationInfo.FLAG_SYSTEM) != 0; 17042 } 17043 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 17044 } 17045 17046 int N = pkg.permissions.size(); 17047 for (int i = N-1; i >= 0; i--) { 17048 PackageParser.Permission perm = pkg.permissions.get(i); 17049 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 17050 17051 // Don't allow anyone but the platform to define ephemeral permissions. 17052 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_FLAG_EPHEMERAL) != 0 17053 && !PLATFORM_PACKAGE_NAME.equals(pkg.packageName)) { 17054 Slog.w(TAG, "Package " + pkg.packageName 17055 + " attempting to delcare ephemeral permission " 17056 + perm.info.name + "; Removing ephemeral."); 17057 perm.info.protectionLevel &= ~PermissionInfo.PROTECTION_FLAG_EPHEMERAL; 17058 } 17059 // Check whether the newly-scanned package wants to define an already-defined perm 17060 if (bp != null) { 17061 // If the defining package is signed with our cert, it's okay. This 17062 // also includes the "updating the same package" case, of course. 17063 // "updating same package" could also involve key-rotation. 17064 final boolean sigsOk; 17065 if (bp.sourcePackage.equals(pkg.packageName) 17066 && (bp.packageSetting instanceof PackageSetting) 17067 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 17068 scanFlags))) { 17069 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 17070 } else { 17071 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 17072 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 17073 } 17074 if (!sigsOk) { 17075 // If the owning package is the system itself, we log but allow 17076 // install to proceed; we fail the install on all other permission 17077 // redefinitions. 17078 if (!bp.sourcePackage.equals("android")) { 17079 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 17080 + pkg.packageName + " attempting to redeclare permission " 17081 + perm.info.name + " already owned by " + bp.sourcePackage); 17082 res.origPermission = perm.info.name; 17083 res.origPackage = bp.sourcePackage; 17084 return; 17085 } else { 17086 Slog.w(TAG, "Package " + pkg.packageName 17087 + " attempting to redeclare system permission " 17088 + perm.info.name + "; ignoring new declaration"); 17089 pkg.permissions.remove(i); 17090 } 17091 } else if (!PLATFORM_PACKAGE_NAME.equals(pkg.packageName)) { 17092 // Prevent apps to change protection level to dangerous from any other 17093 // type as this would allow a privilege escalation where an app adds a 17094 // normal/signature permission in other app's group and later redefines 17095 // it as dangerous leading to the group auto-grant. 17096 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE) 17097 == PermissionInfo.PROTECTION_DANGEROUS) { 17098 if (bp != null && !bp.isRuntime()) { 17099 Slog.w(TAG, "Package " + pkg.packageName + " trying to change a " 17100 + "non-runtime permission " + perm.info.name 17101 + " to runtime; keeping old protection level"); 17102 perm.info.protectionLevel = bp.protectionLevel; 17103 } 17104 } 17105 } 17106 } 17107 } 17108 } 17109 17110 if (systemApp) { 17111 if (onExternal) { 17112 // Abort update; system app can't be replaced with app on sdcard 17113 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 17114 "Cannot install updates to system apps on sdcard"); 17115 return; 17116 } else if (instantApp) { 17117 // Abort update; system app can't be replaced with an instant app 17118 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 17119 "Cannot update a system app with an instant app"); 17120 return; 17121 } 17122 } 17123 17124 if (args.move != null) { 17125 // We did an in-place move, so dex is ready to roll 17126 scanFlags |= SCAN_NO_DEX; 17127 scanFlags |= SCAN_MOVE; 17128 17129 synchronized (mPackages) { 17130 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17131 if (ps == null) { 17132 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 17133 "Missing settings for moved package " + pkgName); 17134 } 17135 17136 // We moved the entire application as-is, so bring over the 17137 // previously derived ABI information. 17138 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 17139 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 17140 } 17141 17142 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 17143 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 17144 scanFlags |= SCAN_NO_DEX; 17145 17146 try { 17147 String abiOverride = (TextUtils.isEmpty(pkg.cpuAbiOverride) ? 17148 args.abiOverride : pkg.cpuAbiOverride); 17149 derivePackageAbi(pkg, new File(pkg.codePath), abiOverride, 17150 true /*extractLibs*/, mAppLib32InstallDir); 17151 } catch (PackageManagerException pme) { 17152 Slog.e(TAG, "Error deriving application ABI", pme); 17153 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 17154 return; 17155 } 17156 17157 // Shared libraries for the package need to be updated. 17158 synchronized (mPackages) { 17159 try { 17160 updateSharedLibrariesLPr(pkg, null); 17161 } catch (PackageManagerException e) { 17162 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 17163 } 17164 } 17165 17166 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 17167 // Do not run PackageDexOptimizer through the local performDexOpt 17168 // method because `pkg` may not be in `mPackages` yet. 17169 // 17170 // Also, don't fail application installs if the dexopt step fails. 17171 mPackageDexOptimizer.performDexOpt(pkg, pkg.usesLibraryFiles, 17172 null /* instructionSets */, false /* checkProfiles */, 17173 getCompilerFilterForReason(REASON_INSTALL), 17174 getOrCreateCompilerPackageStats(pkg), 17175 mDexManager.isUsedByOtherApps(pkg.packageName)); 17176 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 17177 17178 // Notify BackgroundDexOptService that the package has been changed. 17179 // If this is an update of a package which used to fail to compile, 17180 // BDOS will remove it from its blacklist. 17181 // TODO: Layering violation 17182 BackgroundDexOptService.notifyPackageChanged(pkg.packageName); 17183 } 17184 17185 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 17186 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 17187 return; 17188 } 17189 17190 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 17191 17192 try (PackageFreezer freezer = freezePackageForInstall(pkgName, installFlags, 17193 "installPackageLI")) { 17194 if (replace) { 17195 if (pkg.applicationInfo.isStaticSharedLibrary()) { 17196 // Static libs have a synthetic package name containing the version 17197 // and cannot be updated as an update would get a new package name, 17198 // unless this is the exact same version code which is useful for 17199 // development. 17200 PackageParser.Package existingPkg = mPackages.get(pkg.packageName); 17201 if (existingPkg != null && existingPkg.mVersionCode != pkg.mVersionCode) { 17202 res.setError(INSTALL_FAILED_DUPLICATE_PACKAGE, "Packages declaring " 17203 + "static-shared libs cannot be updated"); 17204 return; 17205 } 17206 } 17207 replacePackageLIF(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 17208 installerPackageName, res, args.installReason); 17209 } else { 17210 installNewPackageLIF(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 17211 args.user, installerPackageName, volumeUuid, res, args.installReason); 17212 } 17213 } 17214 17215 synchronized (mPackages) { 17216 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17217 if (ps != null) { 17218 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 17219 ps.setUpdateAvailable(false /*updateAvailable*/); 17220 } 17221 17222 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 17223 for (int i = 0; i < childCount; i++) { 17224 PackageParser.Package childPkg = pkg.childPackages.get(i); 17225 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 17226 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 17227 if (childPs != null) { 17228 childRes.newUsers = childPs.queryInstalledUsers( 17229 sUserManager.getUserIds(), true); 17230 } 17231 } 17232 17233 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 17234 updateSequenceNumberLP(pkgName, res.newUsers); 17235 updateInstantAppInstallerLocked(pkgName); 17236 } 17237 } 17238 } 17239 17240 private void startIntentFilterVerifications(int userId, boolean replacing, 17241 PackageParser.Package pkg) { 17242 if (mIntentFilterVerifierComponent == null) { 17243 Slog.w(TAG, "No IntentFilter verification will not be done as " 17244 + "there is no IntentFilterVerifier available!"); 17245 return; 17246 } 17247 17248 final int verifierUid = getPackageUid( 17249 mIntentFilterVerifierComponent.getPackageName(), 17250 MATCH_DEBUG_TRIAGED_MISSING, 17251 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 17252 17253 Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 17254 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 17255 mHandler.sendMessage(msg); 17256 17257 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 17258 for (int i = 0; i < childCount; i++) { 17259 PackageParser.Package childPkg = pkg.childPackages.get(i); 17260 msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 17261 msg.obj = new IFVerificationParams(childPkg, replacing, userId, verifierUid); 17262 mHandler.sendMessage(msg); 17263 } 17264 } 17265 17266 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 17267 PackageParser.Package pkg) { 17268 int size = pkg.activities.size(); 17269 if (size == 0) { 17270 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17271 "No activity, so no need to verify any IntentFilter!"); 17272 return; 17273 } 17274 17275 final boolean hasDomainURLs = hasDomainURLs(pkg); 17276 if (!hasDomainURLs) { 17277 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17278 "No domain URLs, so no need to verify any IntentFilter!"); 17279 return; 17280 } 17281 17282 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 17283 + " if any IntentFilter from the " + size 17284 + " Activities needs verification ..."); 17285 17286 int count = 0; 17287 final String packageName = pkg.packageName; 17288 17289 synchronized (mPackages) { 17290 // If this is a new install and we see that we've already run verification for this 17291 // package, we have nothing to do: it means the state was restored from backup. 17292 if (!replacing) { 17293 IntentFilterVerificationInfo ivi = 17294 mSettings.getIntentFilterVerificationLPr(packageName); 17295 if (ivi != null) { 17296 if (DEBUG_DOMAIN_VERIFICATION) { 17297 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 17298 + ivi.getStatusString()); 17299 } 17300 return; 17301 } 17302 } 17303 17304 // If any filters need to be verified, then all need to be. 17305 boolean needToVerify = false; 17306 for (PackageParser.Activity a : pkg.activities) { 17307 for (ActivityIntentInfo filter : a.intents) { 17308 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 17309 if (DEBUG_DOMAIN_VERIFICATION) { 17310 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 17311 } 17312 needToVerify = true; 17313 break; 17314 } 17315 } 17316 } 17317 17318 if (needToVerify) { 17319 final int verificationId = mIntentFilterVerificationToken++; 17320 for (PackageParser.Activity a : pkg.activities) { 17321 for (ActivityIntentInfo filter : a.intents) { 17322 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 17323 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17324 "Verification needed for IntentFilter:" + filter.toString()); 17325 mIntentFilterVerifier.addOneIntentFilterVerification( 17326 verifierUid, userId, verificationId, filter, packageName); 17327 count++; 17328 } 17329 } 17330 } 17331 } 17332 } 17333 17334 if (count > 0) { 17335 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 17336 + " IntentFilter verification" + (count > 1 ? "s" : "") 17337 + " for userId:" + userId); 17338 mIntentFilterVerifier.startVerifications(userId); 17339 } else { 17340 if (DEBUG_DOMAIN_VERIFICATION) { 17341 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 17342 } 17343 } 17344 } 17345 17346 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 17347 final ComponentName cn = filter.activity.getComponentName(); 17348 final String packageName = cn.getPackageName(); 17349 17350 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 17351 packageName); 17352 if (ivi == null) { 17353 return true; 17354 } 17355 int status = ivi.getStatus(); 17356 switch (status) { 17357 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 17358 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 17359 return true; 17360 17361 default: 17362 // Nothing to do 17363 return false; 17364 } 17365 } 17366 17367 private static boolean isMultiArch(ApplicationInfo info) { 17368 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 17369 } 17370 17371 private static boolean isExternal(PackageParser.Package pkg) { 17372 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17373 } 17374 17375 private static boolean isExternal(PackageSetting ps) { 17376 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17377 } 17378 17379 private static boolean isSystemApp(PackageParser.Package pkg) { 17380 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 17381 } 17382 17383 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 17384 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 17385 } 17386 17387 private static boolean hasDomainURLs(PackageParser.Package pkg) { 17388 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 17389 } 17390 17391 private static boolean isSystemApp(PackageSetting ps) { 17392 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 17393 } 17394 17395 private static boolean isUpdatedSystemApp(PackageSetting ps) { 17396 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 17397 } 17398 17399 private int packageFlagsToInstallFlags(PackageSetting ps) { 17400 int installFlags = 0; 17401 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 17402 // This existing package was an external ASEC install when we have 17403 // the external flag without a UUID 17404 installFlags |= PackageManager.INSTALL_EXTERNAL; 17405 } 17406 if (ps.isForwardLocked()) { 17407 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 17408 } 17409 return installFlags; 17410 } 17411 17412 private String getVolumeUuidForPackage(PackageParser.Package pkg) { 17413 if (isExternal(pkg)) { 17414 if (TextUtils.isEmpty(pkg.volumeUuid)) { 17415 return StorageManager.UUID_PRIMARY_PHYSICAL; 17416 } else { 17417 return pkg.volumeUuid; 17418 } 17419 } else { 17420 return StorageManager.UUID_PRIVATE_INTERNAL; 17421 } 17422 } 17423 17424 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 17425 if (isExternal(pkg)) { 17426 if (TextUtils.isEmpty(pkg.volumeUuid)) { 17427 return mSettings.getExternalVersion(); 17428 } else { 17429 return mSettings.findOrCreateVersion(pkg.volumeUuid); 17430 } 17431 } else { 17432 return mSettings.getInternalVersion(); 17433 } 17434 } 17435 17436 private void deleteTempPackageFiles() { 17437 final FilenameFilter filter = new FilenameFilter() { 17438 public boolean accept(File dir, String name) { 17439 return name.startsWith("vmdl") && name.endsWith(".tmp"); 17440 } 17441 }; 17442 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 17443 file.delete(); 17444 } 17445 } 17446 17447 @Override 17448 public void deletePackageAsUser(String packageName, int versionCode, 17449 IPackageDeleteObserver observer, int userId, int flags) { 17450 deletePackageVersioned(new VersionedPackage(packageName, versionCode), 17451 new LegacyPackageDeleteObserver(observer).getBinder(), userId, flags); 17452 } 17453 17454 @Override 17455 public void deletePackageVersioned(VersionedPackage versionedPackage, 17456 final IPackageDeleteObserver2 observer, final int userId, final int deleteFlags) { 17457 mContext.enforceCallingOrSelfPermission( 17458 android.Manifest.permission.DELETE_PACKAGES, null); 17459 Preconditions.checkNotNull(versionedPackage); 17460 Preconditions.checkNotNull(observer); 17461 Preconditions.checkArgumentInRange(versionedPackage.getVersionCode(), 17462 PackageManager.VERSION_CODE_HIGHEST, 17463 Integer.MAX_VALUE, "versionCode must be >= -1"); 17464 17465 final String packageName = versionedPackage.getPackageName(); 17466 // TODO: We will change version code to long, so in the new API it is long 17467 final int versionCode = (int) versionedPackage.getVersionCode(); 17468 final String internalPackageName; 17469 synchronized (mPackages) { 17470 // Normalize package name to handle renamed packages and static libs 17471 internalPackageName = resolveInternalPackageNameLPr(versionedPackage.getPackageName(), 17472 // TODO: We will change version code to long, so in the new API it is long 17473 (int) versionedPackage.getVersionCode()); 17474 } 17475 17476 final int uid = Binder.getCallingUid(); 17477 if (!isOrphaned(internalPackageName) 17478 && !isCallerAllowedToSilentlyUninstall(uid, internalPackageName)) { 17479 try { 17480 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 17481 intent.setData(Uri.fromParts(PACKAGE_SCHEME, packageName, null)); 17482 intent.putExtra(PackageInstaller.EXTRA_CALLBACK, observer.asBinder()); 17483 observer.onUserActionRequired(intent); 17484 } catch (RemoteException re) { 17485 } 17486 return; 17487 } 17488 final boolean deleteAllUsers = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0; 17489 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 17490 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 17491 mContext.enforceCallingOrSelfPermission( 17492 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 17493 "deletePackage for user " + userId); 17494 } 17495 17496 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 17497 try { 17498 observer.onPackageDeleted(packageName, 17499 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 17500 } catch (RemoteException re) { 17501 } 17502 return; 17503 } 17504 17505 if (!deleteAllUsers && getBlockUninstallForUser(internalPackageName, userId)) { 17506 try { 17507 observer.onPackageDeleted(packageName, 17508 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 17509 } catch (RemoteException re) { 17510 } 17511 return; 17512 } 17513 17514 if (DEBUG_REMOVE) { 17515 Slog.d(TAG, "deletePackageAsUser: pkg=" + internalPackageName + " user=" + userId 17516 + " deleteAllUsers: " + deleteAllUsers + " version=" 17517 + (versionCode == PackageManager.VERSION_CODE_HIGHEST 17518 ? "VERSION_CODE_HIGHEST" : versionCode)); 17519 } 17520 // Queue up an async operation since the package deletion may take a little while. 17521 mHandler.post(new Runnable() { 17522 public void run() { 17523 mHandler.removeCallbacks(this); 17524 int returnCode; 17525 if (!deleteAllUsers) { 17526 returnCode = deletePackageX(internalPackageName, versionCode, 17527 userId, deleteFlags); 17528 } else { 17529 int[] blockUninstallUserIds = getBlockUninstallForUsers( 17530 internalPackageName, users); 17531 // If nobody is blocking uninstall, proceed with delete for all users 17532 if (ArrayUtils.isEmpty(blockUninstallUserIds)) { 17533 returnCode = deletePackageX(internalPackageName, versionCode, 17534 userId, deleteFlags); 17535 } else { 17536 // Otherwise uninstall individually for users with blockUninstalls=false 17537 final int userFlags = deleteFlags & ~PackageManager.DELETE_ALL_USERS; 17538 for (int userId : users) { 17539 if (!ArrayUtils.contains(blockUninstallUserIds, userId)) { 17540 returnCode = deletePackageX(internalPackageName, versionCode, 17541 userId, userFlags); 17542 if (returnCode != PackageManager.DELETE_SUCCEEDED) { 17543 Slog.w(TAG, "Package delete failed for user " + userId 17544 + ", returnCode " + returnCode); 17545 } 17546 } 17547 } 17548 // The app has only been marked uninstalled for certain users. 17549 // We still need to report that delete was blocked 17550 returnCode = PackageManager.DELETE_FAILED_OWNER_BLOCKED; 17551 } 17552 } 17553 try { 17554 observer.onPackageDeleted(packageName, returnCode, null); 17555 } catch (RemoteException e) { 17556 Log.i(TAG, "Observer no longer exists."); 17557 } //end catch 17558 } //end run 17559 }); 17560 } 17561 17562 private String resolveExternalPackageNameLPr(PackageParser.Package pkg) { 17563 if (pkg.staticSharedLibName != null) { 17564 return pkg.manifestPackageName; 17565 } 17566 return pkg.packageName; 17567 } 17568 17569 private String resolveInternalPackageNameLPr(String packageName, int versionCode) { 17570 // Handle renamed packages 17571 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 17572 packageName = normalizedPackageName != null ? normalizedPackageName : packageName; 17573 17574 // Is this a static library? 17575 SparseArray<SharedLibraryEntry> versionedLib = 17576 mStaticLibsByDeclaringPackage.get(packageName); 17577 if (versionedLib == null || versionedLib.size() <= 0) { 17578 return packageName; 17579 } 17580 17581 // Figure out which lib versions the caller can see 17582 SparseIntArray versionsCallerCanSee = null; 17583 final int callingAppId = UserHandle.getAppId(Binder.getCallingUid()); 17584 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.SHELL_UID 17585 && callingAppId != Process.ROOT_UID) { 17586 versionsCallerCanSee = new SparseIntArray(); 17587 String libName = versionedLib.valueAt(0).info.getName(); 17588 String[] uidPackages = getPackagesForUid(Binder.getCallingUid()); 17589 if (uidPackages != null) { 17590 for (String uidPackage : uidPackages) { 17591 PackageSetting ps = mSettings.getPackageLPr(uidPackage); 17592 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 17593 if (libIdx >= 0) { 17594 final int libVersion = ps.usesStaticLibrariesVersions[libIdx]; 17595 versionsCallerCanSee.append(libVersion, libVersion); 17596 } 17597 } 17598 } 17599 } 17600 17601 // Caller can see nothing - done 17602 if (versionsCallerCanSee != null && versionsCallerCanSee.size() <= 0) { 17603 return packageName; 17604 } 17605 17606 // Find the version the caller can see and the app version code 17607 SharedLibraryEntry highestVersion = null; 17608 final int versionCount = versionedLib.size(); 17609 for (int i = 0; i < versionCount; i++) { 17610 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 17611 if (versionsCallerCanSee != null && versionsCallerCanSee.indexOfKey( 17612 // TODO: Remove cast for lib version once internally we support longs. 17613 (int) libEntry.info.getVersion()) < 0) { 17614 continue; 17615 } 17616 // TODO: We will change version code to long, so in the new API it is long 17617 final int libVersionCode = (int) libEntry.info.getDeclaringPackage().getVersionCode(); 17618 if (versionCode != PackageManager.VERSION_CODE_HIGHEST) { 17619 if (libVersionCode == versionCode) { 17620 return libEntry.apk; 17621 } 17622 } else if (highestVersion == null) { 17623 highestVersion = libEntry; 17624 } else if (libVersionCode > highestVersion.info 17625 .getDeclaringPackage().getVersionCode()) { 17626 highestVersion = libEntry; 17627 } 17628 } 17629 17630 if (highestVersion != null) { 17631 return highestVersion.apk; 17632 } 17633 17634 return packageName; 17635 } 17636 17637 private boolean isCallerAllowedToSilentlyUninstall(int callingUid, String pkgName) { 17638 if (callingUid == Process.SHELL_UID || callingUid == Process.ROOT_UID 17639 || callingUid == Process.SYSTEM_UID) { 17640 return true; 17641 } 17642 final int callingUserId = UserHandle.getUserId(callingUid); 17643 // If the caller installed the pkgName, then allow it to silently uninstall. 17644 if (callingUid == getPackageUid(getInstallerPackageName(pkgName), 0, callingUserId)) { 17645 return true; 17646 } 17647 17648 // Allow package verifier to silently uninstall. 17649 if (mRequiredVerifierPackage != null && 17650 callingUid == getPackageUid(mRequiredVerifierPackage, 0, callingUserId)) { 17651 return true; 17652 } 17653 17654 // Allow package uninstaller to silently uninstall. 17655 if (mRequiredUninstallerPackage != null && 17656 callingUid == getPackageUid(mRequiredUninstallerPackage, 0, callingUserId)) { 17657 return true; 17658 } 17659 17660 // Allow storage manager to silently uninstall. 17661 if (mStorageManagerPackage != null && 17662 callingUid == getPackageUid(mStorageManagerPackage, 0, callingUserId)) { 17663 return true; 17664 } 17665 return false; 17666 } 17667 17668 private int[] getBlockUninstallForUsers(String packageName, int[] userIds) { 17669 int[] result = EMPTY_INT_ARRAY; 17670 for (int userId : userIds) { 17671 if (getBlockUninstallForUser(packageName, userId)) { 17672 result = ArrayUtils.appendInt(result, userId); 17673 } 17674 } 17675 return result; 17676 } 17677 17678 @Override 17679 public boolean isPackageDeviceAdminOnAnyUser(String packageName) { 17680 return isPackageDeviceAdmin(packageName, UserHandle.USER_ALL); 17681 } 17682 17683 private boolean isPackageDeviceAdmin(String packageName, int userId) { 17684 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 17685 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 17686 try { 17687 if (dpm != null) { 17688 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 17689 /* callingUserOnly =*/ false); 17690 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 17691 : deviceOwnerComponentName.getPackageName(); 17692 // Does the package contains the device owner? 17693 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 17694 // this check is probably not needed, since DO should be registered as a device 17695 // admin on some user too. (Original bug for this: b/17657954) 17696 if (packageName.equals(deviceOwnerPackageName)) { 17697 return true; 17698 } 17699 // Does it contain a device admin for any user? 17700 int[] users; 17701 if (userId == UserHandle.USER_ALL) { 17702 users = sUserManager.getUserIds(); 17703 } else { 17704 users = new int[]{userId}; 17705 } 17706 for (int i = 0; i < users.length; ++i) { 17707 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 17708 return true; 17709 } 17710 } 17711 } 17712 } catch (RemoteException e) { 17713 } 17714 return false; 17715 } 17716 17717 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 17718 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 17719 } 17720 17721 /** 17722 * This method is an internal method that could be get invoked either 17723 * to delete an installed package or to clean up a failed installation. 17724 * After deleting an installed package, a broadcast is sent to notify any 17725 * listeners that the package has been removed. For cleaning up a failed 17726 * installation, the broadcast is not necessary since the package's 17727 * installation wouldn't have sent the initial broadcast either 17728 * The key steps in deleting a package are 17729 * deleting the package information in internal structures like mPackages, 17730 * deleting the packages base directories through installd 17731 * updating mSettings to reflect current status 17732 * persisting settings for later use 17733 * sending a broadcast if necessary 17734 */ 17735 private int deletePackageX(String packageName, int versionCode, int userId, int deleteFlags) { 17736 final PackageRemovedInfo info = new PackageRemovedInfo(this); 17737 final boolean res; 17738 17739 final int removeUser = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0 17740 ? UserHandle.USER_ALL : userId; 17741 17742 if (isPackageDeviceAdmin(packageName, removeUser)) { 17743 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 17744 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 17745 } 17746 17747 PackageSetting uninstalledPs = null; 17748 PackageParser.Package pkg = null; 17749 17750 // for the uninstall-updates case and restricted profiles, remember the per- 17751 // user handle installed state 17752 int[] allUsers; 17753 synchronized (mPackages) { 17754 uninstalledPs = mSettings.mPackages.get(packageName); 17755 if (uninstalledPs == null) { 17756 Slog.w(TAG, "Not removing non-existent package " + packageName); 17757 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17758 } 17759 17760 if (versionCode != PackageManager.VERSION_CODE_HIGHEST 17761 && uninstalledPs.versionCode != versionCode) { 17762 Slog.w(TAG, "Not removing package " + packageName + " with versionCode " 17763 + uninstalledPs.versionCode + " != " + versionCode); 17764 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17765 } 17766 17767 // Static shared libs can be declared by any package, so let us not 17768 // allow removing a package if it provides a lib others depend on. 17769 pkg = mPackages.get(packageName); 17770 if (pkg != null && pkg.staticSharedLibName != null) { 17771 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(pkg.staticSharedLibName, 17772 pkg.staticSharedLibVersion); 17773 if (libEntry != null) { 17774 List<VersionedPackage> libClientPackages = getPackagesUsingSharedLibraryLPr( 17775 libEntry.info, 0, userId); 17776 if (!ArrayUtils.isEmpty(libClientPackages)) { 17777 Slog.w(TAG, "Not removing package " + pkg.manifestPackageName 17778 + " hosting lib " + libEntry.info.getName() + " version " 17779 + libEntry.info.getVersion() + " used by " + libClientPackages); 17780 return PackageManager.DELETE_FAILED_USED_SHARED_LIBRARY; 17781 } 17782 } 17783 } 17784 17785 allUsers = sUserManager.getUserIds(); 17786 info.origUsers = uninstalledPs.queryInstalledUsers(allUsers, true); 17787 } 17788 17789 final int freezeUser; 17790 if (isUpdatedSystemApp(uninstalledPs) 17791 && ((deleteFlags & PackageManager.DELETE_SYSTEM_APP) == 0)) { 17792 // We're downgrading a system app, which will apply to all users, so 17793 // freeze them all during the downgrade 17794 freezeUser = UserHandle.USER_ALL; 17795 } else { 17796 freezeUser = removeUser; 17797 } 17798 17799 synchronized (mInstallLock) { 17800 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 17801 try (PackageFreezer freezer = freezePackageForDelete(packageName, freezeUser, 17802 deleteFlags, "deletePackageX")) { 17803 res = deletePackageLIF(packageName, UserHandle.of(removeUser), true, allUsers, 17804 deleteFlags | FLAGS_REMOVE_CHATTY, info, true, null); 17805 } 17806 synchronized (mPackages) { 17807 if (res) { 17808 if (pkg != null) { 17809 mInstantAppRegistry.onPackageUninstalledLPw(pkg, info.removedUsers); 17810 } 17811 updateSequenceNumberLP(packageName, info.removedUsers); 17812 updateInstantAppInstallerLocked(packageName); 17813 } 17814 } 17815 } 17816 17817 if (res) { 17818 final boolean killApp = (deleteFlags & PackageManager.DELETE_DONT_KILL_APP) == 0; 17819 info.sendPackageRemovedBroadcasts(killApp); 17820 info.sendSystemPackageUpdatedBroadcasts(); 17821 info.sendSystemPackageAppearedBroadcasts(); 17822 } 17823 // Force a gc here. 17824 Runtime.getRuntime().gc(); 17825 // Delete the resources here after sending the broadcast to let 17826 // other processes clean up before deleting resources. 17827 if (info.args != null) { 17828 synchronized (mInstallLock) { 17829 info.args.doPostDeleteLI(true); 17830 } 17831 } 17832 17833 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17834 } 17835 17836 static class PackageRemovedInfo { 17837 final PackageSender packageSender; 17838 String removedPackage; 17839 String installerPackageName; 17840 int uid = -1; 17841 int removedAppId = -1; 17842 int[] origUsers; 17843 int[] removedUsers = null; 17844 int[] broadcastUsers = null; 17845 SparseArray<Integer> installReasons; 17846 boolean isRemovedPackageSystemUpdate = false; 17847 boolean isUpdate; 17848 boolean dataRemoved; 17849 boolean removedForAllUsers; 17850 boolean isStaticSharedLib; 17851 // Clean up resources deleted packages. 17852 InstallArgs args = null; 17853 ArrayMap<String, PackageRemovedInfo> removedChildPackages; 17854 ArrayMap<String, PackageInstalledInfo> appearedChildPackages; 17855 17856 PackageRemovedInfo(PackageSender packageSender) { 17857 this.packageSender = packageSender; 17858 } 17859 17860 void sendPackageRemovedBroadcasts(boolean killApp) { 17861 sendPackageRemovedBroadcastInternal(killApp); 17862 final int childCount = removedChildPackages != null ? removedChildPackages.size() : 0; 17863 for (int i = 0; i < childCount; i++) { 17864 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 17865 childInfo.sendPackageRemovedBroadcastInternal(killApp); 17866 } 17867 } 17868 17869 void sendSystemPackageUpdatedBroadcasts() { 17870 if (isRemovedPackageSystemUpdate) { 17871 sendSystemPackageUpdatedBroadcastsInternal(); 17872 final int childCount = (removedChildPackages != null) 17873 ? removedChildPackages.size() : 0; 17874 for (int i = 0; i < childCount; i++) { 17875 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 17876 if (childInfo.isRemovedPackageSystemUpdate) { 17877 childInfo.sendSystemPackageUpdatedBroadcastsInternal(); 17878 } 17879 } 17880 } 17881 } 17882 17883 void sendSystemPackageAppearedBroadcasts() { 17884 final int packageCount = (appearedChildPackages != null) 17885 ? appearedChildPackages.size() : 0; 17886 for (int i = 0; i < packageCount; i++) { 17887 PackageInstalledInfo installedInfo = appearedChildPackages.valueAt(i); 17888 packageSender.sendPackageAddedForNewUsers(installedInfo.name, 17889 true, UserHandle.getAppId(installedInfo.uid), 17890 installedInfo.newUsers); 17891 } 17892 } 17893 17894 private void sendSystemPackageUpdatedBroadcastsInternal() { 17895 Bundle extras = new Bundle(2); 17896 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 17897 extras.putBoolean(Intent.EXTRA_REPLACING, true); 17898 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 17899 removedPackage, extras, 0, null /*targetPackage*/, null, null); 17900 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 17901 removedPackage, extras, 0, null /*targetPackage*/, null, null); 17902 packageSender.sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 17903 null, null, 0, removedPackage, null, null); 17904 if (installerPackageName != null) { 17905 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 17906 removedPackage, extras, 0 /*flags*/, 17907 installerPackageName, null, null); 17908 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 17909 removedPackage, extras, 0 /*flags*/, 17910 installerPackageName, null, null); 17911 } 17912 } 17913 17914 private void sendPackageRemovedBroadcastInternal(boolean killApp) { 17915 // Don't send static shared library removal broadcasts as these 17916 // libs are visible only the the apps that depend on them an one 17917 // cannot remove the library if it has a dependency. 17918 if (isStaticSharedLib) { 17919 return; 17920 } 17921 Bundle extras = new Bundle(2); 17922 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 17923 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, dataRemoved); 17924 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, !killApp); 17925 if (isUpdate || isRemovedPackageSystemUpdate) { 17926 extras.putBoolean(Intent.EXTRA_REPLACING, true); 17927 } 17928 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 17929 if (removedPackage != null) { 17930 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, 17931 removedPackage, extras, 0, null /*targetPackage*/, null, broadcastUsers); 17932 if (installerPackageName != null) { 17933 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, 17934 removedPackage, extras, 0 /*flags*/, 17935 installerPackageName, null, broadcastUsers); 17936 } 17937 if (dataRemoved && !isRemovedPackageSystemUpdate) { 17938 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, 17939 removedPackage, extras, 17940 Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, 17941 null, null, broadcastUsers); 17942 } 17943 } 17944 if (removedAppId >= 0) { 17945 packageSender.sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, 17946 Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, null, null, broadcastUsers); 17947 } 17948 } 17949 17950 void populateUsers(int[] userIds, PackageSetting deletedPackageSetting) { 17951 removedUsers = userIds; 17952 if (removedUsers == null) { 17953 broadcastUsers = null; 17954 return; 17955 } 17956 17957 broadcastUsers = EMPTY_INT_ARRAY; 17958 for (int i = userIds.length - 1; i >= 0; --i) { 17959 final int userId = userIds[i]; 17960 if (deletedPackageSetting.getInstantApp(userId)) { 17961 continue; 17962 } 17963 broadcastUsers = ArrayUtils.appendInt(broadcastUsers, userId); 17964 } 17965 } 17966 } 17967 17968 /* 17969 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 17970 * flag is not set, the data directory is removed as well. 17971 * make sure this flag is set for partially installed apps. If not its meaningless to 17972 * delete a partially installed application. 17973 */ 17974 private void removePackageDataLIF(PackageSetting ps, int[] allUserHandles, 17975 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 17976 String packageName = ps.name; 17977 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 17978 // Retrieve object to delete permissions for shared user later on 17979 final PackageParser.Package deletedPkg; 17980 final PackageSetting deletedPs; 17981 // reader 17982 synchronized (mPackages) { 17983 deletedPkg = mPackages.get(packageName); 17984 deletedPs = mSettings.mPackages.get(packageName); 17985 if (outInfo != null) { 17986 outInfo.removedPackage = packageName; 17987 outInfo.installerPackageName = ps.installerPackageName; 17988 outInfo.isStaticSharedLib = deletedPkg != null 17989 && deletedPkg.staticSharedLibName != null; 17990 outInfo.populateUsers(deletedPs == null ? null 17991 : deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true), deletedPs); 17992 } 17993 } 17994 17995 removePackageLI(ps, (flags & FLAGS_REMOVE_CHATTY) != 0); 17996 17997 if ((flags & PackageManager.DELETE_KEEP_DATA) == 0) { 17998 final PackageParser.Package resolvedPkg; 17999 if (deletedPkg != null) { 18000 resolvedPkg = deletedPkg; 18001 } else { 18002 // We don't have a parsed package when it lives on an ejected 18003 // adopted storage device, so fake something together 18004 resolvedPkg = new PackageParser.Package(ps.name); 18005 resolvedPkg.setVolumeUuid(ps.volumeUuid); 18006 } 18007 destroyAppDataLIF(resolvedPkg, UserHandle.USER_ALL, 18008 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18009 destroyAppProfilesLIF(resolvedPkg, UserHandle.USER_ALL); 18010 if (outInfo != null) { 18011 outInfo.dataRemoved = true; 18012 } 18013 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 18014 } 18015 18016 int removedAppId = -1; 18017 18018 // writer 18019 synchronized (mPackages) { 18020 boolean installedStateChanged = false; 18021 if (deletedPs != null) { 18022 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 18023 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 18024 clearDefaultBrowserIfNeeded(packageName); 18025 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 18026 removedAppId = mSettings.removePackageLPw(packageName); 18027 if (outInfo != null) { 18028 outInfo.removedAppId = removedAppId; 18029 } 18030 updatePermissionsLPw(deletedPs.name, null, 0); 18031 if (deletedPs.sharedUser != null) { 18032 // Remove permissions associated with package. Since runtime 18033 // permissions are per user we have to kill the removed package 18034 // or packages running under the shared user of the removed 18035 // package if revoking the permissions requested only by the removed 18036 // package is successful and this causes a change in gids. 18037 for (int userId : UserManagerService.getInstance().getUserIds()) { 18038 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 18039 userId); 18040 if (userIdToKill == UserHandle.USER_ALL 18041 || userIdToKill >= UserHandle.USER_SYSTEM) { 18042 // If gids changed for this user, kill all affected packages. 18043 mHandler.post(new Runnable() { 18044 @Override 18045 public void run() { 18046 // This has to happen with no lock held. 18047 killApplication(deletedPs.name, deletedPs.appId, 18048 KILL_APP_REASON_GIDS_CHANGED); 18049 } 18050 }); 18051 break; 18052 } 18053 } 18054 } 18055 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 18056 } 18057 // make sure to preserve per-user disabled state if this removal was just 18058 // a downgrade of a system app to the factory package 18059 if (allUserHandles != null && outInfo != null && outInfo.origUsers != null) { 18060 if (DEBUG_REMOVE) { 18061 Slog.d(TAG, "Propagating install state across downgrade"); 18062 } 18063 for (int userId : allUserHandles) { 18064 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 18065 if (DEBUG_REMOVE) { 18066 Slog.d(TAG, " user " + userId + " => " + installed); 18067 } 18068 if (installed != ps.getInstalled(userId)) { 18069 installedStateChanged = true; 18070 } 18071 ps.setInstalled(installed, userId); 18072 } 18073 } 18074 } 18075 // can downgrade to reader 18076 if (writeSettings) { 18077 // Save settings now 18078 mSettings.writeLPr(); 18079 } 18080 if (installedStateChanged) { 18081 mSettings.writeKernelMappingLPr(ps); 18082 } 18083 } 18084 if (removedAppId != -1) { 18085 // A user ID was deleted here. Go through all users and remove it 18086 // from KeyStore. 18087 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, removedAppId); 18088 } 18089 } 18090 18091 static boolean locationIsPrivileged(File path) { 18092 try { 18093 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 18094 .getCanonicalPath(); 18095 return path.getCanonicalPath().startsWith(privilegedAppDir); 18096 } catch (IOException e) { 18097 Slog.e(TAG, "Unable to access code path " + path); 18098 } 18099 return false; 18100 } 18101 18102 /* 18103 * Tries to delete system package. 18104 */ 18105 private boolean deleteSystemPackageLIF(PackageParser.Package deletedPkg, 18106 PackageSetting deletedPs, int[] allUserHandles, int flags, PackageRemovedInfo outInfo, 18107 boolean writeSettings) { 18108 if (deletedPs.parentPackageName != null) { 18109 Slog.w(TAG, "Attempt to delete child system package " + deletedPkg.packageName); 18110 return false; 18111 } 18112 18113 final boolean applyUserRestrictions 18114 = (allUserHandles != null) && (outInfo.origUsers != null); 18115 final PackageSetting disabledPs; 18116 // Confirm if the system package has been updated 18117 // An updated system app can be deleted. This will also have to restore 18118 // the system pkg from system partition 18119 // reader 18120 synchronized (mPackages) { 18121 disabledPs = mSettings.getDisabledSystemPkgLPr(deletedPs.name); 18122 } 18123 18124 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + deletedPkg.packageName 18125 + " disabledPs=" + disabledPs); 18126 18127 if (disabledPs == null) { 18128 Slog.w(TAG, "Attempt to delete unknown system package "+ deletedPkg.packageName); 18129 return false; 18130 } else if (DEBUG_REMOVE) { 18131 Slog.d(TAG, "Deleting system pkg from data partition"); 18132 } 18133 18134 if (DEBUG_REMOVE) { 18135 if (applyUserRestrictions) { 18136 Slog.d(TAG, "Remembering install states:"); 18137 for (int userId : allUserHandles) { 18138 final boolean finstalled = ArrayUtils.contains(outInfo.origUsers, userId); 18139 Slog.d(TAG, " u=" + userId + " inst=" + finstalled); 18140 } 18141 } 18142 } 18143 18144 // Delete the updated package 18145 outInfo.isRemovedPackageSystemUpdate = true; 18146 if (outInfo.removedChildPackages != null) { 18147 final int childCount = (deletedPs.childPackageNames != null) 18148 ? deletedPs.childPackageNames.size() : 0; 18149 for (int i = 0; i < childCount; i++) { 18150 String childPackageName = deletedPs.childPackageNames.get(i); 18151 if (disabledPs.childPackageNames != null && disabledPs.childPackageNames 18152 .contains(childPackageName)) { 18153 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 18154 childPackageName); 18155 if (childInfo != null) { 18156 childInfo.isRemovedPackageSystemUpdate = true; 18157 } 18158 } 18159 } 18160 } 18161 18162 if (disabledPs.versionCode < deletedPs.versionCode) { 18163 // Delete data for downgrades 18164 flags &= ~PackageManager.DELETE_KEEP_DATA; 18165 } else { 18166 // Preserve data by setting flag 18167 flags |= PackageManager.DELETE_KEEP_DATA; 18168 } 18169 18170 boolean ret = deleteInstalledPackageLIF(deletedPs, true, flags, allUserHandles, 18171 outInfo, writeSettings, disabledPs.pkg); 18172 if (!ret) { 18173 return false; 18174 } 18175 18176 // writer 18177 synchronized (mPackages) { 18178 // Reinstate the old system package 18179 enableSystemPackageLPw(disabledPs.pkg); 18180 // Remove any native libraries from the upgraded package. 18181 removeNativeBinariesLI(deletedPs); 18182 } 18183 18184 // Install the system package 18185 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 18186 int parseFlags = mDefParseFlags 18187 | PackageParser.PARSE_MUST_BE_APK 18188 | PackageParser.PARSE_IS_SYSTEM 18189 | PackageParser.PARSE_IS_SYSTEM_DIR; 18190 if (locationIsPrivileged(disabledPs.codePath)) { 18191 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 18192 } 18193 18194 final PackageParser.Package newPkg; 18195 try { 18196 newPkg = scanPackageTracedLI(disabledPs.codePath, parseFlags, 0 /* scanFlags */, 18197 0 /* currentTime */, null); 18198 } catch (PackageManagerException e) { 18199 Slog.w(TAG, "Failed to restore system package:" + deletedPkg.packageName + ": " 18200 + e.getMessage()); 18201 return false; 18202 } 18203 18204 try { 18205 // update shared libraries for the newly re-installed system package 18206 updateSharedLibrariesLPr(newPkg, null); 18207 } catch (PackageManagerException e) { 18208 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 18209 } 18210 18211 prepareAppDataAfterInstallLIF(newPkg); 18212 18213 // writer 18214 synchronized (mPackages) { 18215 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 18216 18217 // Propagate the permissions state as we do not want to drop on the floor 18218 // runtime permissions. The update permissions method below will take 18219 // care of removing obsolete permissions and grant install permissions. 18220 ps.getPermissionsState().copyFrom(deletedPs.getPermissionsState()); 18221 updatePermissionsLPw(newPkg.packageName, newPkg, 18222 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 18223 18224 if (applyUserRestrictions) { 18225 boolean installedStateChanged = false; 18226 if (DEBUG_REMOVE) { 18227 Slog.d(TAG, "Propagating install state across reinstall"); 18228 } 18229 for (int userId : allUserHandles) { 18230 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 18231 if (DEBUG_REMOVE) { 18232 Slog.d(TAG, " user " + userId + " => " + installed); 18233 } 18234 if (installed != ps.getInstalled(userId)) { 18235 installedStateChanged = true; 18236 } 18237 ps.setInstalled(installed, userId); 18238 18239 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 18240 } 18241 // Regardless of writeSettings we need to ensure that this restriction 18242 // state propagation is persisted 18243 mSettings.writeAllUsersPackageRestrictionsLPr(); 18244 if (installedStateChanged) { 18245 mSettings.writeKernelMappingLPr(ps); 18246 } 18247 } 18248 // can downgrade to reader here 18249 if (writeSettings) { 18250 mSettings.writeLPr(); 18251 } 18252 } 18253 return true; 18254 } 18255 18256 private boolean deleteInstalledPackageLIF(PackageSetting ps, 18257 boolean deleteCodeAndResources, int flags, int[] allUserHandles, 18258 PackageRemovedInfo outInfo, boolean writeSettings, 18259 PackageParser.Package replacingPackage) { 18260 synchronized (mPackages) { 18261 if (outInfo != null) { 18262 outInfo.uid = ps.appId; 18263 } 18264 18265 if (outInfo != null && outInfo.removedChildPackages != null) { 18266 final int childCount = (ps.childPackageNames != null) 18267 ? ps.childPackageNames.size() : 0; 18268 for (int i = 0; i < childCount; i++) { 18269 String childPackageName = ps.childPackageNames.get(i); 18270 PackageSetting childPs = mSettings.mPackages.get(childPackageName); 18271 if (childPs == null) { 18272 return false; 18273 } 18274 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 18275 childPackageName); 18276 if (childInfo != null) { 18277 childInfo.uid = childPs.appId; 18278 } 18279 } 18280 } 18281 } 18282 18283 // Delete package data from internal structures and also remove data if flag is set 18284 removePackageDataLIF(ps, allUserHandles, outInfo, flags, writeSettings); 18285 18286 // Delete the child packages data 18287 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 18288 for (int i = 0; i < childCount; i++) { 18289 PackageSetting childPs; 18290 synchronized (mPackages) { 18291 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 18292 } 18293 if (childPs != null) { 18294 PackageRemovedInfo childOutInfo = (outInfo != null 18295 && outInfo.removedChildPackages != null) 18296 ? outInfo.removedChildPackages.get(childPs.name) : null; 18297 final int deleteFlags = (flags & DELETE_KEEP_DATA) != 0 18298 && (replacingPackage != null 18299 && !replacingPackage.hasChildPackage(childPs.name)) 18300 ? flags & ~DELETE_KEEP_DATA : flags; 18301 removePackageDataLIF(childPs, allUserHandles, childOutInfo, 18302 deleteFlags, writeSettings); 18303 } 18304 } 18305 18306 // Delete application code and resources only for parent packages 18307 if (ps.parentPackageName == null) { 18308 if (deleteCodeAndResources && (outInfo != null)) { 18309 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 18310 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 18311 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 18312 } 18313 } 18314 18315 return true; 18316 } 18317 18318 @Override 18319 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 18320 int userId) { 18321 mContext.enforceCallingOrSelfPermission( 18322 android.Manifest.permission.DELETE_PACKAGES, null); 18323 synchronized (mPackages) { 18324 PackageSetting ps = mSettings.mPackages.get(packageName); 18325 if (ps == null) { 18326 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 18327 return false; 18328 } 18329 // Cannot block uninstall of static shared libs as they are 18330 // considered a part of the using app (emulating static linking). 18331 // Also static libs are installed always on internal storage. 18332 PackageParser.Package pkg = mPackages.get(packageName); 18333 if (pkg != null && pkg.staticSharedLibName != null) { 18334 Slog.w(TAG, "Cannot block uninstall of package: " + packageName 18335 + " providing static shared library: " + pkg.staticSharedLibName); 18336 return false; 18337 } 18338 if (!ps.getInstalled(userId)) { 18339 // Can't block uninstall for an app that is not installed or enabled. 18340 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 18341 return false; 18342 } 18343 ps.setBlockUninstall(blockUninstall, userId); 18344 mSettings.writePackageRestrictionsLPr(userId); 18345 } 18346 return true; 18347 } 18348 18349 @Override 18350 public boolean getBlockUninstallForUser(String packageName, int userId) { 18351 synchronized (mPackages) { 18352 PackageSetting ps = mSettings.mPackages.get(packageName); 18353 if (ps == null) { 18354 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 18355 return false; 18356 } 18357 return ps.getBlockUninstall(userId); 18358 } 18359 } 18360 18361 @Override 18362 public boolean setRequiredForSystemUser(String packageName, boolean systemUserApp) { 18363 int callingUid = Binder.getCallingUid(); 18364 if (callingUid != Process.SYSTEM_UID && callingUid != Process.ROOT_UID) { 18365 throw new SecurityException( 18366 "setRequiredForSystemUser can only be run by the system or root"); 18367 } 18368 synchronized (mPackages) { 18369 PackageSetting ps = mSettings.mPackages.get(packageName); 18370 if (ps == null) { 18371 Log.w(TAG, "Package doesn't exist: " + packageName); 18372 return false; 18373 } 18374 if (systemUserApp) { 18375 ps.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18376 } else { 18377 ps.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18378 } 18379 mSettings.writeLPr(); 18380 } 18381 return true; 18382 } 18383 18384 /* 18385 * This method handles package deletion in general 18386 */ 18387 private boolean deletePackageLIF(String packageName, UserHandle user, 18388 boolean deleteCodeAndResources, int[] allUserHandles, int flags, 18389 PackageRemovedInfo outInfo, boolean writeSettings, 18390 PackageParser.Package replacingPackage) { 18391 if (packageName == null) { 18392 Slog.w(TAG, "Attempt to delete null packageName."); 18393 return false; 18394 } 18395 18396 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 18397 18398 PackageSetting ps; 18399 synchronized (mPackages) { 18400 ps = mSettings.mPackages.get(packageName); 18401 if (ps == null) { 18402 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18403 return false; 18404 } 18405 18406 if (ps.parentPackageName != null && (!isSystemApp(ps) 18407 || (flags & PackageManager.DELETE_SYSTEM_APP) != 0)) { 18408 if (DEBUG_REMOVE) { 18409 Slog.d(TAG, "Uninstalled child package:" + packageName + " for user:" 18410 + ((user == null) ? UserHandle.USER_ALL : user)); 18411 } 18412 final int removedUserId = (user != null) ? user.getIdentifier() 18413 : UserHandle.USER_ALL; 18414 if (!clearPackageStateForUserLIF(ps, removedUserId, outInfo)) { 18415 return false; 18416 } 18417 markPackageUninstalledForUserLPw(ps, user); 18418 scheduleWritePackageRestrictionsLocked(user); 18419 return true; 18420 } 18421 } 18422 18423 if (((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 18424 && user.getIdentifier() != UserHandle.USER_ALL)) { 18425 // The caller is asking that the package only be deleted for a single 18426 // user. To do this, we just mark its uninstalled state and delete 18427 // its data. If this is a system app, we only allow this to happen if 18428 // they have set the special DELETE_SYSTEM_APP which requests different 18429 // semantics than normal for uninstalling system apps. 18430 markPackageUninstalledForUserLPw(ps, user); 18431 18432 if (!isSystemApp(ps)) { 18433 // Do not uninstall the APK if an app should be cached 18434 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 18435 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 18436 // Other user still have this package installed, so all 18437 // we need to do is clear this user's data and save that 18438 // it is uninstalled. 18439 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 18440 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18441 return false; 18442 } 18443 scheduleWritePackageRestrictionsLocked(user); 18444 return true; 18445 } else { 18446 // We need to set it back to 'installed' so the uninstall 18447 // broadcasts will be sent correctly. 18448 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 18449 ps.setInstalled(true, user.getIdentifier()); 18450 mSettings.writeKernelMappingLPr(ps); 18451 } 18452 } else { 18453 // This is a system app, so we assume that the 18454 // other users still have this package installed, so all 18455 // we need to do is clear this user's data and save that 18456 // it is uninstalled. 18457 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 18458 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18459 return false; 18460 } 18461 scheduleWritePackageRestrictionsLocked(user); 18462 return true; 18463 } 18464 } 18465 18466 // If we are deleting a composite package for all users, keep track 18467 // of result for each child. 18468 if (ps.childPackageNames != null && outInfo != null) { 18469 synchronized (mPackages) { 18470 final int childCount = ps.childPackageNames.size(); 18471 outInfo.removedChildPackages = new ArrayMap<>(childCount); 18472 for (int i = 0; i < childCount; i++) { 18473 String childPackageName = ps.childPackageNames.get(i); 18474 PackageRemovedInfo childInfo = new PackageRemovedInfo(this); 18475 childInfo.removedPackage = childPackageName; 18476 childInfo.installerPackageName = ps.installerPackageName; 18477 outInfo.removedChildPackages.put(childPackageName, childInfo); 18478 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18479 if (childPs != null) { 18480 childInfo.origUsers = childPs.queryInstalledUsers(allUserHandles, true); 18481 } 18482 } 18483 } 18484 } 18485 18486 boolean ret = false; 18487 if (isSystemApp(ps)) { 18488 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package: " + ps.name); 18489 // When an updated system application is deleted we delete the existing resources 18490 // as well and fall back to existing code in system partition 18491 ret = deleteSystemPackageLIF(ps.pkg, ps, allUserHandles, flags, outInfo, writeSettings); 18492 } else { 18493 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package: " + ps.name); 18494 ret = deleteInstalledPackageLIF(ps, deleteCodeAndResources, flags, allUserHandles, 18495 outInfo, writeSettings, replacingPackage); 18496 } 18497 18498 // Take a note whether we deleted the package for all users 18499 if (outInfo != null) { 18500 outInfo.removedForAllUsers = mPackages.get(ps.name) == null; 18501 if (outInfo.removedChildPackages != null) { 18502 synchronized (mPackages) { 18503 final int childCount = outInfo.removedChildPackages.size(); 18504 for (int i = 0; i < childCount; i++) { 18505 PackageRemovedInfo childInfo = outInfo.removedChildPackages.valueAt(i); 18506 if (childInfo != null) { 18507 childInfo.removedForAllUsers = mPackages.get( 18508 childInfo.removedPackage) == null; 18509 } 18510 } 18511 } 18512 } 18513 // If we uninstalled an update to a system app there may be some 18514 // child packages that appeared as they are declared in the system 18515 // app but were not declared in the update. 18516 if (isSystemApp(ps)) { 18517 synchronized (mPackages) { 18518 PackageSetting updatedPs = mSettings.getPackageLPr(ps.name); 18519 final int childCount = (updatedPs.childPackageNames != null) 18520 ? updatedPs.childPackageNames.size() : 0; 18521 for (int i = 0; i < childCount; i++) { 18522 String childPackageName = updatedPs.childPackageNames.get(i); 18523 if (outInfo.removedChildPackages == null 18524 || outInfo.removedChildPackages.indexOfKey(childPackageName) < 0) { 18525 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18526 if (childPs == null) { 18527 continue; 18528 } 18529 PackageInstalledInfo installRes = new PackageInstalledInfo(); 18530 installRes.name = childPackageName; 18531 installRes.newUsers = childPs.queryInstalledUsers(allUserHandles, true); 18532 installRes.pkg = mPackages.get(childPackageName); 18533 installRes.uid = childPs.pkg.applicationInfo.uid; 18534 if (outInfo.appearedChildPackages == null) { 18535 outInfo.appearedChildPackages = new ArrayMap<>(); 18536 } 18537 outInfo.appearedChildPackages.put(childPackageName, installRes); 18538 } 18539 } 18540 } 18541 } 18542 } 18543 18544 return ret; 18545 } 18546 18547 private void markPackageUninstalledForUserLPw(PackageSetting ps, UserHandle user) { 18548 final int[] userIds = (user == null || user.getIdentifier() == UserHandle.USER_ALL) 18549 ? sUserManager.getUserIds() : new int[] {user.getIdentifier()}; 18550 for (int nextUserId : userIds) { 18551 if (DEBUG_REMOVE) { 18552 Slog.d(TAG, "Marking package:" + ps.name + " uninstalled for user:" + nextUserId); 18553 } 18554 ps.setUserState(nextUserId, 0, COMPONENT_ENABLED_STATE_DEFAULT, 18555 false /*installed*/, 18556 true /*stopped*/, 18557 true /*notLaunched*/, 18558 false /*hidden*/, 18559 false /*suspended*/, 18560 false /*instantApp*/, 18561 null /*lastDisableAppCaller*/, 18562 null /*enabledComponents*/, 18563 null /*disabledComponents*/, 18564 false /*blockUninstall*/, 18565 ps.readUserState(nextUserId).domainVerificationStatus, 18566 0, PackageManager.INSTALL_REASON_UNKNOWN); 18567 } 18568 mSettings.writeKernelMappingLPr(ps); 18569 } 18570 18571 private boolean clearPackageStateForUserLIF(PackageSetting ps, int userId, 18572 PackageRemovedInfo outInfo) { 18573 final PackageParser.Package pkg; 18574 synchronized (mPackages) { 18575 pkg = mPackages.get(ps.name); 18576 } 18577 18578 final int[] userIds = (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() 18579 : new int[] {userId}; 18580 for (int nextUserId : userIds) { 18581 if (DEBUG_REMOVE) { 18582 Slog.d(TAG, "Updating package:" + ps.name + " install state for user:" 18583 + nextUserId); 18584 } 18585 18586 destroyAppDataLIF(pkg, userId, 18587 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18588 destroyAppProfilesLIF(pkg, userId); 18589 clearDefaultBrowserIfNeededForUser(ps.name, userId); 18590 removeKeystoreDataIfNeeded(nextUserId, ps.appId); 18591 schedulePackageCleaning(ps.name, nextUserId, false); 18592 synchronized (mPackages) { 18593 if (clearPackagePreferredActivitiesLPw(ps.name, nextUserId)) { 18594 scheduleWritePackageRestrictionsLocked(nextUserId); 18595 } 18596 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, nextUserId); 18597 } 18598 } 18599 18600 if (outInfo != null) { 18601 outInfo.removedPackage = ps.name; 18602 outInfo.installerPackageName = ps.installerPackageName; 18603 outInfo.isStaticSharedLib = pkg != null && pkg.staticSharedLibName != null; 18604 outInfo.removedAppId = ps.appId; 18605 outInfo.removedUsers = userIds; 18606 outInfo.broadcastUsers = userIds; 18607 } 18608 18609 return true; 18610 } 18611 18612 private final class ClearStorageConnection implements ServiceConnection { 18613 IMediaContainerService mContainerService; 18614 18615 @Override 18616 public void onServiceConnected(ComponentName name, IBinder service) { 18617 synchronized (this) { 18618 mContainerService = IMediaContainerService.Stub 18619 .asInterface(Binder.allowBlocking(service)); 18620 notifyAll(); 18621 } 18622 } 18623 18624 @Override 18625 public void onServiceDisconnected(ComponentName name) { 18626 } 18627 } 18628 18629 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 18630 if (DEFAULT_CONTAINER_PACKAGE.equals(packageName)) return; 18631 18632 final boolean mounted; 18633 if (Environment.isExternalStorageEmulated()) { 18634 mounted = true; 18635 } else { 18636 final String status = Environment.getExternalStorageState(); 18637 18638 mounted = status.equals(Environment.MEDIA_MOUNTED) 18639 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 18640 } 18641 18642 if (!mounted) { 18643 return; 18644 } 18645 18646 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 18647 int[] users; 18648 if (userId == UserHandle.USER_ALL) { 18649 users = sUserManager.getUserIds(); 18650 } else { 18651 users = new int[] { userId }; 18652 } 18653 final ClearStorageConnection conn = new ClearStorageConnection(); 18654 if (mContext.bindServiceAsUser( 18655 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 18656 try { 18657 for (int curUser : users) { 18658 long timeout = SystemClock.uptimeMillis() + 5000; 18659 synchronized (conn) { 18660 long now; 18661 while (conn.mContainerService == null && 18662 (now = SystemClock.uptimeMillis()) < timeout) { 18663 try { 18664 conn.wait(timeout - now); 18665 } catch (InterruptedException e) { 18666 } 18667 } 18668 } 18669 if (conn.mContainerService == null) { 18670 return; 18671 } 18672 18673 final UserEnvironment userEnv = new UserEnvironment(curUser); 18674 clearDirectory(conn.mContainerService, 18675 userEnv.buildExternalStorageAppCacheDirs(packageName)); 18676 if (allData) { 18677 clearDirectory(conn.mContainerService, 18678 userEnv.buildExternalStorageAppDataDirs(packageName)); 18679 clearDirectory(conn.mContainerService, 18680 userEnv.buildExternalStorageAppMediaDirs(packageName)); 18681 } 18682 } 18683 } finally { 18684 mContext.unbindService(conn); 18685 } 18686 } 18687 } 18688 18689 @Override 18690 public void clearApplicationProfileData(String packageName) { 18691 enforceSystemOrRoot("Only the system can clear all profile data"); 18692 18693 final PackageParser.Package pkg; 18694 synchronized (mPackages) { 18695 pkg = mPackages.get(packageName); 18696 } 18697 18698 try (PackageFreezer freezer = freezePackage(packageName, "clearApplicationProfileData")) { 18699 synchronized (mInstallLock) { 18700 clearAppProfilesLIF(pkg, UserHandle.USER_ALL); 18701 } 18702 } 18703 } 18704 18705 @Override 18706 public void clearApplicationUserData(final String packageName, 18707 final IPackageDataObserver observer, final int userId) { 18708 mContext.enforceCallingOrSelfPermission( 18709 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 18710 18711 enforceCrossUserPermission(Binder.getCallingUid(), userId, 18712 true /* requireFullPermission */, false /* checkShell */, "clear application data"); 18713 18714 if (mProtectedPackages.isPackageDataProtected(userId, packageName)) { 18715 throw new SecurityException("Cannot clear data for a protected package: " 18716 + packageName); 18717 } 18718 // Queue up an async operation since the package deletion may take a little while. 18719 mHandler.post(new Runnable() { 18720 public void run() { 18721 mHandler.removeCallbacks(this); 18722 final boolean succeeded; 18723 try (PackageFreezer freezer = freezePackage(packageName, 18724 "clearApplicationUserData")) { 18725 synchronized (mInstallLock) { 18726 succeeded = clearApplicationUserDataLIF(packageName, userId); 18727 } 18728 clearExternalStorageDataSync(packageName, userId, true); 18729 synchronized (mPackages) { 18730 mInstantAppRegistry.deleteInstantApplicationMetadataLPw( 18731 packageName, userId); 18732 } 18733 } 18734 if (succeeded) { 18735 // invoke DeviceStorageMonitor's update method to clear any notifications 18736 DeviceStorageMonitorInternal dsm = LocalServices 18737 .getService(DeviceStorageMonitorInternal.class); 18738 if (dsm != null) { 18739 dsm.checkMemory(); 18740 } 18741 } 18742 if(observer != null) { 18743 try { 18744 observer.onRemoveCompleted(packageName, succeeded); 18745 } catch (RemoteException e) { 18746 Log.i(TAG, "Observer no longer exists."); 18747 } 18748 } //end if observer 18749 } //end run 18750 }); 18751 } 18752 18753 private boolean clearApplicationUserDataLIF(String packageName, int userId) { 18754 if (packageName == null) { 18755 Slog.w(TAG, "Attempt to delete null packageName."); 18756 return false; 18757 } 18758 18759 // Try finding details about the requested package 18760 PackageParser.Package pkg; 18761 synchronized (mPackages) { 18762 pkg = mPackages.get(packageName); 18763 if (pkg == null) { 18764 final PackageSetting ps = mSettings.mPackages.get(packageName); 18765 if (ps != null) { 18766 pkg = ps.pkg; 18767 } 18768 } 18769 18770 if (pkg == null) { 18771 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18772 return false; 18773 } 18774 18775 PackageSetting ps = (PackageSetting) pkg.mExtras; 18776 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 18777 } 18778 18779 clearAppDataLIF(pkg, userId, 18780 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18781 18782 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 18783 removeKeystoreDataIfNeeded(userId, appId); 18784 18785 UserManagerInternal umInternal = getUserManagerInternal(); 18786 final int flags; 18787 if (umInternal.isUserUnlockingOrUnlocked(userId)) { 18788 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 18789 } else if (umInternal.isUserRunning(userId)) { 18790 flags = StorageManager.FLAG_STORAGE_DE; 18791 } else { 18792 flags = 0; 18793 } 18794 prepareAppDataContentsLIF(pkg, userId, flags); 18795 18796 return true; 18797 } 18798 18799 /** 18800 * Reverts user permission state changes (permissions and flags) in 18801 * all packages for a given user. 18802 * 18803 * @param userId The device user for which to do a reset. 18804 */ 18805 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 18806 final int packageCount = mPackages.size(); 18807 for (int i = 0; i < packageCount; i++) { 18808 PackageParser.Package pkg = mPackages.valueAt(i); 18809 PackageSetting ps = (PackageSetting) pkg.mExtras; 18810 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 18811 } 18812 } 18813 18814 private void resetNetworkPolicies(int userId) { 18815 LocalServices.getService(NetworkPolicyManagerInternal.class).resetUserState(userId); 18816 } 18817 18818 /** 18819 * Reverts user permission state changes (permissions and flags). 18820 * 18821 * @param ps The package for which to reset. 18822 * @param userId The device user for which to do a reset. 18823 */ 18824 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 18825 final PackageSetting ps, final int userId) { 18826 if (ps.pkg == null) { 18827 return; 18828 } 18829 18830 // These are flags that can change base on user actions. 18831 final int userSettableMask = FLAG_PERMISSION_USER_SET 18832 | FLAG_PERMISSION_USER_FIXED 18833 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 18834 | FLAG_PERMISSION_REVIEW_REQUIRED; 18835 18836 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 18837 | FLAG_PERMISSION_POLICY_FIXED; 18838 18839 boolean writeInstallPermissions = false; 18840 boolean writeRuntimePermissions = false; 18841 18842 final int permissionCount = ps.pkg.requestedPermissions.size(); 18843 for (int i = 0; i < permissionCount; i++) { 18844 String permission = ps.pkg.requestedPermissions.get(i); 18845 18846 BasePermission bp = mSettings.mPermissions.get(permission); 18847 if (bp == null) { 18848 continue; 18849 } 18850 18851 // If shared user we just reset the state to which only this app contributed. 18852 if (ps.sharedUser != null) { 18853 boolean used = false; 18854 final int packageCount = ps.sharedUser.packages.size(); 18855 for (int j = 0; j < packageCount; j++) { 18856 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 18857 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 18858 && pkg.pkg.requestedPermissions.contains(permission)) { 18859 used = true; 18860 break; 18861 } 18862 } 18863 if (used) { 18864 continue; 18865 } 18866 } 18867 18868 PermissionsState permissionsState = ps.getPermissionsState(); 18869 18870 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 18871 18872 // Always clear the user settable flags. 18873 final boolean hasInstallState = permissionsState.getInstallPermissionState( 18874 bp.name) != null; 18875 // If permission review is enabled and this is a legacy app, mark the 18876 // permission as requiring a review as this is the initial state. 18877 int flags = 0; 18878 if (mPermissionReviewRequired 18879 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 18880 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 18881 } 18882 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 18883 if (hasInstallState) { 18884 writeInstallPermissions = true; 18885 } else { 18886 writeRuntimePermissions = true; 18887 } 18888 } 18889 18890 // Below is only runtime permission handling. 18891 if (!bp.isRuntime()) { 18892 continue; 18893 } 18894 18895 // Never clobber system or policy. 18896 if ((oldFlags & policyOrSystemFlags) != 0) { 18897 continue; 18898 } 18899 18900 // If this permission was granted by default, make sure it is. 18901 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 18902 if (permissionsState.grantRuntimePermission(bp, userId) 18903 != PERMISSION_OPERATION_FAILURE) { 18904 writeRuntimePermissions = true; 18905 } 18906 // If permission review is enabled the permissions for a legacy apps 18907 // are represented as constantly granted runtime ones, so don't revoke. 18908 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 18909 // Otherwise, reset the permission. 18910 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 18911 switch (revokeResult) { 18912 case PERMISSION_OPERATION_SUCCESS: 18913 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 18914 writeRuntimePermissions = true; 18915 final int appId = ps.appId; 18916 mHandler.post(new Runnable() { 18917 @Override 18918 public void run() { 18919 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 18920 } 18921 }); 18922 } break; 18923 } 18924 } 18925 } 18926 18927 // Synchronously write as we are taking permissions away. 18928 if (writeRuntimePermissions) { 18929 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 18930 } 18931 18932 // Synchronously write as we are taking permissions away. 18933 if (writeInstallPermissions) { 18934 mSettings.writeLPr(); 18935 } 18936 } 18937 18938 /** 18939 * Remove entries from the keystore daemon. Will only remove it if the 18940 * {@code appId} is valid. 18941 */ 18942 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 18943 if (appId < 0) { 18944 return; 18945 } 18946 18947 final KeyStore keyStore = KeyStore.getInstance(); 18948 if (keyStore != null) { 18949 if (userId == UserHandle.USER_ALL) { 18950 for (final int individual : sUserManager.getUserIds()) { 18951 keyStore.clearUid(UserHandle.getUid(individual, appId)); 18952 } 18953 } else { 18954 keyStore.clearUid(UserHandle.getUid(userId, appId)); 18955 } 18956 } else { 18957 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 18958 } 18959 } 18960 18961 @Override 18962 public void deleteApplicationCacheFiles(final String packageName, 18963 final IPackageDataObserver observer) { 18964 final int userId = UserHandle.getCallingUserId(); 18965 deleteApplicationCacheFilesAsUser(packageName, userId, observer); 18966 } 18967 18968 @Override 18969 public void deleteApplicationCacheFilesAsUser(final String packageName, final int userId, 18970 final IPackageDataObserver observer) { 18971 mContext.enforceCallingOrSelfPermission( 18972 android.Manifest.permission.DELETE_CACHE_FILES, null); 18973 enforceCrossUserPermission(Binder.getCallingUid(), userId, 18974 /* requireFullPermission= */ true, /* checkShell= */ false, 18975 "delete application cache files"); 18976 18977 final PackageParser.Package pkg; 18978 synchronized (mPackages) { 18979 pkg = mPackages.get(packageName); 18980 } 18981 18982 // Queue up an async operation since the package deletion may take a little while. 18983 mHandler.post(new Runnable() { 18984 public void run() { 18985 synchronized (mInstallLock) { 18986 final int flags = StorageManager.FLAG_STORAGE_DE 18987 | StorageManager.FLAG_STORAGE_CE; 18988 // We're only clearing cache files, so we don't care if the 18989 // app is unfrozen and still able to run 18990 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CACHE_ONLY); 18991 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 18992 } 18993 clearExternalStorageDataSync(packageName, userId, false); 18994 if (observer != null) { 18995 try { 18996 observer.onRemoveCompleted(packageName, true); 18997 } catch (RemoteException e) { 18998 Log.i(TAG, "Observer no longer exists."); 18999 } 19000 } 19001 } 19002 }); 19003 } 19004 19005 @Override 19006 public void getPackageSizeInfo(final String packageName, int userHandle, 19007 final IPackageStatsObserver observer) { 19008 throw new UnsupportedOperationException( 19009 "Shame on you for calling the hidden API getPackageSizeInfo(). Shame!"); 19010 } 19011 19012 private boolean getPackageSizeInfoLI(String packageName, int userId, PackageStats stats) { 19013 final PackageSetting ps; 19014 synchronized (mPackages) { 19015 ps = mSettings.mPackages.get(packageName); 19016 if (ps == null) { 19017 Slog.w(TAG, "Failed to find settings for " + packageName); 19018 return false; 19019 } 19020 } 19021 19022 final String[] packageNames = { packageName }; 19023 final long[] ceDataInodes = { ps.getCeDataInode(userId) }; 19024 final String[] codePaths = { ps.codePathString }; 19025 19026 try { 19027 mInstaller.getAppSize(ps.volumeUuid, packageNames, userId, 0, 19028 ps.appId, ceDataInodes, codePaths, stats); 19029 19030 // For now, ignore code size of packages on system partition 19031 if (isSystemApp(ps) && !isUpdatedSystemApp(ps)) { 19032 stats.codeSize = 0; 19033 } 19034 19035 // External clients expect these to be tracked separately 19036 stats.dataSize -= stats.cacheSize; 19037 19038 } catch (InstallerException e) { 19039 Slog.w(TAG, String.valueOf(e)); 19040 return false; 19041 } 19042 19043 return true; 19044 } 19045 19046 private int getUidTargetSdkVersionLockedLPr(int uid) { 19047 Object obj = mSettings.getUserIdLPr(uid); 19048 if (obj instanceof SharedUserSetting) { 19049 final SharedUserSetting sus = (SharedUserSetting) obj; 19050 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 19051 final Iterator<PackageSetting> it = sus.packages.iterator(); 19052 while (it.hasNext()) { 19053 final PackageSetting ps = it.next(); 19054 if (ps.pkg != null) { 19055 int v = ps.pkg.applicationInfo.targetSdkVersion; 19056 if (v < vers) vers = v; 19057 } 19058 } 19059 return vers; 19060 } else if (obj instanceof PackageSetting) { 19061 final PackageSetting ps = (PackageSetting) obj; 19062 if (ps.pkg != null) { 19063 return ps.pkg.applicationInfo.targetSdkVersion; 19064 } 19065 } 19066 return Build.VERSION_CODES.CUR_DEVELOPMENT; 19067 } 19068 19069 @Override 19070 public void addPreferredActivity(IntentFilter filter, int match, 19071 ComponentName[] set, ComponentName activity, int userId) { 19072 addPreferredActivityInternal(filter, match, set, activity, true, userId, 19073 "Adding preferred"); 19074 } 19075 19076 private void addPreferredActivityInternal(IntentFilter filter, int match, 19077 ComponentName[] set, ComponentName activity, boolean always, int userId, 19078 String opname) { 19079 // writer 19080 int callingUid = Binder.getCallingUid(); 19081 enforceCrossUserPermission(callingUid, userId, 19082 true /* requireFullPermission */, false /* checkShell */, "add preferred activity"); 19083 if (filter.countActions() == 0) { 19084 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 19085 return; 19086 } 19087 synchronized (mPackages) { 19088 if (mContext.checkCallingOrSelfPermission( 19089 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 19090 != PackageManager.PERMISSION_GRANTED) { 19091 if (getUidTargetSdkVersionLockedLPr(callingUid) 19092 < Build.VERSION_CODES.FROYO) { 19093 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 19094 + callingUid); 19095 return; 19096 } 19097 mContext.enforceCallingOrSelfPermission( 19098 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19099 } 19100 19101 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 19102 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 19103 + userId + ":"); 19104 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19105 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 19106 scheduleWritePackageRestrictionsLocked(userId); 19107 postPreferredActivityChangedBroadcast(userId); 19108 } 19109 } 19110 19111 private void postPreferredActivityChangedBroadcast(int userId) { 19112 mHandler.post(() -> { 19113 final IActivityManager am = ActivityManager.getService(); 19114 if (am == null) { 19115 return; 19116 } 19117 19118 final Intent intent = new Intent(Intent.ACTION_PREFERRED_ACTIVITY_CHANGED); 19119 intent.putExtra(Intent.EXTRA_USER_HANDLE, userId); 19120 try { 19121 am.broadcastIntent(null, intent, null, null, 19122 0, null, null, null, android.app.AppOpsManager.OP_NONE, 19123 null, false, false, userId); 19124 } catch (RemoteException e) { 19125 } 19126 }); 19127 } 19128 19129 @Override 19130 public void replacePreferredActivity(IntentFilter filter, int match, 19131 ComponentName[] set, ComponentName activity, int userId) { 19132 if (filter.countActions() != 1) { 19133 throw new IllegalArgumentException( 19134 "replacePreferredActivity expects filter to have only 1 action."); 19135 } 19136 if (filter.countDataAuthorities() != 0 19137 || filter.countDataPaths() != 0 19138 || filter.countDataSchemes() > 1 19139 || filter.countDataTypes() != 0) { 19140 throw new IllegalArgumentException( 19141 "replacePreferredActivity expects filter to have no data authorities, " + 19142 "paths, or types; and at most one scheme."); 19143 } 19144 19145 final int callingUid = Binder.getCallingUid(); 19146 enforceCrossUserPermission(callingUid, userId, 19147 true /* requireFullPermission */, false /* checkShell */, 19148 "replace preferred activity"); 19149 synchronized (mPackages) { 19150 if (mContext.checkCallingOrSelfPermission( 19151 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 19152 != PackageManager.PERMISSION_GRANTED) { 19153 if (getUidTargetSdkVersionLockedLPr(callingUid) 19154 < Build.VERSION_CODES.FROYO) { 19155 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 19156 + Binder.getCallingUid()); 19157 return; 19158 } 19159 mContext.enforceCallingOrSelfPermission( 19160 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19161 } 19162 19163 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 19164 if (pir != null) { 19165 // Get all of the existing entries that exactly match this filter. 19166 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 19167 if (existing != null && existing.size() == 1) { 19168 PreferredActivity cur = existing.get(0); 19169 if (DEBUG_PREFERRED) { 19170 Slog.i(TAG, "Checking replace of preferred:"); 19171 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19172 if (!cur.mPref.mAlways) { 19173 Slog.i(TAG, " -- CUR; not mAlways!"); 19174 } else { 19175 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 19176 Slog.i(TAG, " -- CUR: mSet=" 19177 + Arrays.toString(cur.mPref.mSetComponents)); 19178 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 19179 Slog.i(TAG, " -- NEW: mMatch=" 19180 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 19181 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 19182 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 19183 } 19184 } 19185 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 19186 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 19187 && cur.mPref.sameSet(set)) { 19188 // Setting the preferred activity to what it happens to be already 19189 if (DEBUG_PREFERRED) { 19190 Slog.i(TAG, "Replacing with same preferred activity " 19191 + cur.mPref.mShortComponent + " for user " 19192 + userId + ":"); 19193 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19194 } 19195 return; 19196 } 19197 } 19198 19199 if (existing != null) { 19200 if (DEBUG_PREFERRED) { 19201 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 19202 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19203 } 19204 for (int i = 0; i < existing.size(); i++) { 19205 PreferredActivity pa = existing.get(i); 19206 if (DEBUG_PREFERRED) { 19207 Slog.i(TAG, "Removing existing preferred activity " 19208 + pa.mPref.mComponent + ":"); 19209 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 19210 } 19211 pir.removeFilter(pa); 19212 } 19213 } 19214 } 19215 addPreferredActivityInternal(filter, match, set, activity, true, userId, 19216 "Replacing preferred"); 19217 } 19218 } 19219 19220 @Override 19221 public void clearPackagePreferredActivities(String packageName) { 19222 final int uid = Binder.getCallingUid(); 19223 // writer 19224 synchronized (mPackages) { 19225 PackageParser.Package pkg = mPackages.get(packageName); 19226 if (pkg == null || pkg.applicationInfo.uid != uid) { 19227 if (mContext.checkCallingOrSelfPermission( 19228 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 19229 != PackageManager.PERMISSION_GRANTED) { 19230 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 19231 < Build.VERSION_CODES.FROYO) { 19232 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 19233 + Binder.getCallingUid()); 19234 return; 19235 } 19236 mContext.enforceCallingOrSelfPermission( 19237 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19238 } 19239 } 19240 19241 int user = UserHandle.getCallingUserId(); 19242 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 19243 scheduleWritePackageRestrictionsLocked(user); 19244 } 19245 } 19246 } 19247 19248 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19249 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 19250 ArrayList<PreferredActivity> removed = null; 19251 boolean changed = false; 19252 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 19253 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 19254 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 19255 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 19256 continue; 19257 } 19258 Iterator<PreferredActivity> it = pir.filterIterator(); 19259 while (it.hasNext()) { 19260 PreferredActivity pa = it.next(); 19261 // Mark entry for removal only if it matches the package name 19262 // and the entry is of type "always". 19263 if (packageName == null || 19264 (pa.mPref.mComponent.getPackageName().equals(packageName) 19265 && pa.mPref.mAlways)) { 19266 if (removed == null) { 19267 removed = new ArrayList<PreferredActivity>(); 19268 } 19269 removed.add(pa); 19270 } 19271 } 19272 if (removed != null) { 19273 for (int j=0; j<removed.size(); j++) { 19274 PreferredActivity pa = removed.get(j); 19275 pir.removeFilter(pa); 19276 } 19277 changed = true; 19278 } 19279 } 19280 if (changed) { 19281 postPreferredActivityChangedBroadcast(userId); 19282 } 19283 return changed; 19284 } 19285 19286 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19287 private void clearIntentFilterVerificationsLPw(int userId) { 19288 final int packageCount = mPackages.size(); 19289 for (int i = 0; i < packageCount; i++) { 19290 PackageParser.Package pkg = mPackages.valueAt(i); 19291 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 19292 } 19293 } 19294 19295 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19296 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 19297 if (userId == UserHandle.USER_ALL) { 19298 if (mSettings.removeIntentFilterVerificationLPw(packageName, 19299 sUserManager.getUserIds())) { 19300 for (int oneUserId : sUserManager.getUserIds()) { 19301 scheduleWritePackageRestrictionsLocked(oneUserId); 19302 } 19303 } 19304 } else { 19305 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 19306 scheduleWritePackageRestrictionsLocked(userId); 19307 } 19308 } 19309 } 19310 19311 /** Clears state for all users, and touches intent filter verification policy */ 19312 void clearDefaultBrowserIfNeeded(String packageName) { 19313 for (int oneUserId : sUserManager.getUserIds()) { 19314 clearDefaultBrowserIfNeededForUser(packageName, oneUserId); 19315 } 19316 } 19317 19318 private void clearDefaultBrowserIfNeededForUser(String packageName, int userId) { 19319 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 19320 if (!TextUtils.isEmpty(defaultBrowserPackageName)) { 19321 if (packageName.equals(defaultBrowserPackageName)) { 19322 setDefaultBrowserPackageName(null, userId); 19323 } 19324 } 19325 } 19326 19327 @Override 19328 public void resetApplicationPreferences(int userId) { 19329 mContext.enforceCallingOrSelfPermission( 19330 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19331 final long identity = Binder.clearCallingIdentity(); 19332 // writer 19333 try { 19334 synchronized (mPackages) { 19335 clearPackagePreferredActivitiesLPw(null, userId); 19336 mSettings.applyDefaultPreferredAppsLPw(this, userId); 19337 // TODO: We have to reset the default SMS and Phone. This requires 19338 // significant refactoring to keep all default apps in the package 19339 // manager (cleaner but more work) or have the services provide 19340 // callbacks to the package manager to request a default app reset. 19341 applyFactoryDefaultBrowserLPw(userId); 19342 clearIntentFilterVerificationsLPw(userId); 19343 primeDomainVerificationsLPw(userId); 19344 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 19345 scheduleWritePackageRestrictionsLocked(userId); 19346 } 19347 resetNetworkPolicies(userId); 19348 } finally { 19349 Binder.restoreCallingIdentity(identity); 19350 } 19351 } 19352 19353 @Override 19354 public int getPreferredActivities(List<IntentFilter> outFilters, 19355 List<ComponentName> outActivities, String packageName) { 19356 19357 int num = 0; 19358 final int userId = UserHandle.getCallingUserId(); 19359 // reader 19360 synchronized (mPackages) { 19361 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 19362 if (pir != null) { 19363 final Iterator<PreferredActivity> it = pir.filterIterator(); 19364 while (it.hasNext()) { 19365 final PreferredActivity pa = it.next(); 19366 if (packageName == null 19367 || (pa.mPref.mComponent.getPackageName().equals(packageName) 19368 && pa.mPref.mAlways)) { 19369 if (outFilters != null) { 19370 outFilters.add(new IntentFilter(pa)); 19371 } 19372 if (outActivities != null) { 19373 outActivities.add(pa.mPref.mComponent); 19374 } 19375 } 19376 } 19377 } 19378 } 19379 19380 return num; 19381 } 19382 19383 @Override 19384 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 19385 int userId) { 19386 int callingUid = Binder.getCallingUid(); 19387 if (callingUid != Process.SYSTEM_UID) { 19388 throw new SecurityException( 19389 "addPersistentPreferredActivity can only be run by the system"); 19390 } 19391 if (filter.countActions() == 0) { 19392 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 19393 return; 19394 } 19395 synchronized (mPackages) { 19396 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 19397 ":"); 19398 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19399 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 19400 new PersistentPreferredActivity(filter, activity)); 19401 scheduleWritePackageRestrictionsLocked(userId); 19402 postPreferredActivityChangedBroadcast(userId); 19403 } 19404 } 19405 19406 @Override 19407 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 19408 int callingUid = Binder.getCallingUid(); 19409 if (callingUid != Process.SYSTEM_UID) { 19410 throw new SecurityException( 19411 "clearPackagePersistentPreferredActivities can only be run by the system"); 19412 } 19413 ArrayList<PersistentPreferredActivity> removed = null; 19414 boolean changed = false; 19415 synchronized (mPackages) { 19416 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 19417 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 19418 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 19419 .valueAt(i); 19420 if (userId != thisUserId) { 19421 continue; 19422 } 19423 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 19424 while (it.hasNext()) { 19425 PersistentPreferredActivity ppa = it.next(); 19426 // Mark entry for removal only if it matches the package name. 19427 if (ppa.mComponent.getPackageName().equals(packageName)) { 19428 if (removed == null) { 19429 removed = new ArrayList<PersistentPreferredActivity>(); 19430 } 19431 removed.add(ppa); 19432 } 19433 } 19434 if (removed != null) { 19435 for (int j=0; j<removed.size(); j++) { 19436 PersistentPreferredActivity ppa = removed.get(j); 19437 ppir.removeFilter(ppa); 19438 } 19439 changed = true; 19440 } 19441 } 19442 19443 if (changed) { 19444 scheduleWritePackageRestrictionsLocked(userId); 19445 postPreferredActivityChangedBroadcast(userId); 19446 } 19447 } 19448 } 19449 19450 /** 19451 * Common machinery for picking apart a restored XML blob and passing 19452 * it to a caller-supplied functor to be applied to the running system. 19453 */ 19454 private void restoreFromXml(XmlPullParser parser, int userId, 19455 String expectedStartTag, BlobXmlRestorer functor) 19456 throws IOException, XmlPullParserException { 19457 int type; 19458 while ((type = parser.next()) != XmlPullParser.START_TAG 19459 && type != XmlPullParser.END_DOCUMENT) { 19460 } 19461 if (type != XmlPullParser.START_TAG) { 19462 // oops didn't find a start tag?! 19463 if (DEBUG_BACKUP) { 19464 Slog.e(TAG, "Didn't find start tag during restore"); 19465 } 19466 return; 19467 } 19468Slog.v(TAG, ":: restoreFromXml() : got to tag " + parser.getName()); 19469 // this is supposed to be TAG_PREFERRED_BACKUP 19470 if (!expectedStartTag.equals(parser.getName())) { 19471 if (DEBUG_BACKUP) { 19472 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 19473 } 19474 return; 19475 } 19476 19477 // skip interfering stuff, then we're aligned with the backing implementation 19478 while ((type = parser.next()) == XmlPullParser.TEXT) { } 19479Slog.v(TAG, ":: stepped forward, applying functor at tag " + parser.getName()); 19480 functor.apply(parser, userId); 19481 } 19482 19483 private interface BlobXmlRestorer { 19484 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 19485 } 19486 19487 /** 19488 * Non-Binder method, support for the backup/restore mechanism: write the 19489 * full set of preferred activities in its canonical XML format. Returns the 19490 * XML output as a byte array, or null if there is none. 19491 */ 19492 @Override 19493 public byte[] getPreferredActivityBackup(int userId) { 19494 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19495 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 19496 } 19497 19498 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19499 try { 19500 final XmlSerializer serializer = new FastXmlSerializer(); 19501 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19502 serializer.startDocument(null, true); 19503 serializer.startTag(null, TAG_PREFERRED_BACKUP); 19504 19505 synchronized (mPackages) { 19506 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 19507 } 19508 19509 serializer.endTag(null, TAG_PREFERRED_BACKUP); 19510 serializer.endDocument(); 19511 serializer.flush(); 19512 } catch (Exception e) { 19513 if (DEBUG_BACKUP) { 19514 Slog.e(TAG, "Unable to write preferred activities for backup", e); 19515 } 19516 return null; 19517 } 19518 19519 return dataStream.toByteArray(); 19520 } 19521 19522 @Override 19523 public void restorePreferredActivities(byte[] backup, int userId) { 19524 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19525 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19526 } 19527 19528 try { 19529 final XmlPullParser parser = Xml.newPullParser(); 19530 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19531 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 19532 new BlobXmlRestorer() { 19533 @Override 19534 public void apply(XmlPullParser parser, int userId) 19535 throws XmlPullParserException, IOException { 19536 synchronized (mPackages) { 19537 mSettings.readPreferredActivitiesLPw(parser, userId); 19538 } 19539 } 19540 } ); 19541 } catch (Exception e) { 19542 if (DEBUG_BACKUP) { 19543 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19544 } 19545 } 19546 } 19547 19548 /** 19549 * Non-Binder method, support for the backup/restore mechanism: write the 19550 * default browser (etc) settings in its canonical XML format. Returns the default 19551 * browser XML representation as a byte array, or null if there is none. 19552 */ 19553 @Override 19554 public byte[] getDefaultAppsBackup(int userId) { 19555 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19556 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 19557 } 19558 19559 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19560 try { 19561 final XmlSerializer serializer = new FastXmlSerializer(); 19562 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19563 serializer.startDocument(null, true); 19564 serializer.startTag(null, TAG_DEFAULT_APPS); 19565 19566 synchronized (mPackages) { 19567 mSettings.writeDefaultAppsLPr(serializer, userId); 19568 } 19569 19570 serializer.endTag(null, TAG_DEFAULT_APPS); 19571 serializer.endDocument(); 19572 serializer.flush(); 19573 } catch (Exception e) { 19574 if (DEBUG_BACKUP) { 19575 Slog.e(TAG, "Unable to write default apps for backup", e); 19576 } 19577 return null; 19578 } 19579 19580 return dataStream.toByteArray(); 19581 } 19582 19583 @Override 19584 public void restoreDefaultApps(byte[] backup, int userId) { 19585 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19586 throw new SecurityException("Only the system may call restoreDefaultApps()"); 19587 } 19588 19589 try { 19590 final XmlPullParser parser = Xml.newPullParser(); 19591 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19592 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 19593 new BlobXmlRestorer() { 19594 @Override 19595 public void apply(XmlPullParser parser, int userId) 19596 throws XmlPullParserException, IOException { 19597 synchronized (mPackages) { 19598 mSettings.readDefaultAppsLPw(parser, userId); 19599 } 19600 } 19601 } ); 19602 } catch (Exception e) { 19603 if (DEBUG_BACKUP) { 19604 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 19605 } 19606 } 19607 } 19608 19609 @Override 19610 public byte[] getIntentFilterVerificationBackup(int userId) { 19611 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19612 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 19613 } 19614 19615 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19616 try { 19617 final XmlSerializer serializer = new FastXmlSerializer(); 19618 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19619 serializer.startDocument(null, true); 19620 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 19621 19622 synchronized (mPackages) { 19623 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 19624 } 19625 19626 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 19627 serializer.endDocument(); 19628 serializer.flush(); 19629 } catch (Exception e) { 19630 if (DEBUG_BACKUP) { 19631 Slog.e(TAG, "Unable to write default apps for backup", e); 19632 } 19633 return null; 19634 } 19635 19636 return dataStream.toByteArray(); 19637 } 19638 19639 @Override 19640 public void restoreIntentFilterVerification(byte[] backup, int userId) { 19641 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19642 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19643 } 19644 19645 try { 19646 final XmlPullParser parser = Xml.newPullParser(); 19647 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19648 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 19649 new BlobXmlRestorer() { 19650 @Override 19651 public void apply(XmlPullParser parser, int userId) 19652 throws XmlPullParserException, IOException { 19653 synchronized (mPackages) { 19654 mSettings.readAllDomainVerificationsLPr(parser, userId); 19655 mSettings.writeLPr(); 19656 } 19657 } 19658 } ); 19659 } catch (Exception e) { 19660 if (DEBUG_BACKUP) { 19661 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19662 } 19663 } 19664 } 19665 19666 @Override 19667 public byte[] getPermissionGrantBackup(int userId) { 19668 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19669 throw new SecurityException("Only the system may call getPermissionGrantBackup()"); 19670 } 19671 19672 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19673 try { 19674 final XmlSerializer serializer = new FastXmlSerializer(); 19675 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19676 serializer.startDocument(null, true); 19677 serializer.startTag(null, TAG_PERMISSION_BACKUP); 19678 19679 synchronized (mPackages) { 19680 serializeRuntimePermissionGrantsLPr(serializer, userId); 19681 } 19682 19683 serializer.endTag(null, TAG_PERMISSION_BACKUP); 19684 serializer.endDocument(); 19685 serializer.flush(); 19686 } catch (Exception e) { 19687 if (DEBUG_BACKUP) { 19688 Slog.e(TAG, "Unable to write default apps for backup", e); 19689 } 19690 return null; 19691 } 19692 19693 return dataStream.toByteArray(); 19694 } 19695 19696 @Override 19697 public void restorePermissionGrants(byte[] backup, int userId) { 19698 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19699 throw new SecurityException("Only the system may call restorePermissionGrants()"); 19700 } 19701 19702 try { 19703 final XmlPullParser parser = Xml.newPullParser(); 19704 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19705 restoreFromXml(parser, userId, TAG_PERMISSION_BACKUP, 19706 new BlobXmlRestorer() { 19707 @Override 19708 public void apply(XmlPullParser parser, int userId) 19709 throws XmlPullParserException, IOException { 19710 synchronized (mPackages) { 19711 processRestoredPermissionGrantsLPr(parser, userId); 19712 } 19713 } 19714 } ); 19715 } catch (Exception e) { 19716 if (DEBUG_BACKUP) { 19717 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19718 } 19719 } 19720 } 19721 19722 private void serializeRuntimePermissionGrantsLPr(XmlSerializer serializer, final int userId) 19723 throws IOException { 19724 serializer.startTag(null, TAG_ALL_GRANTS); 19725 19726 final int N = mSettings.mPackages.size(); 19727 for (int i = 0; i < N; i++) { 19728 final PackageSetting ps = mSettings.mPackages.valueAt(i); 19729 boolean pkgGrantsKnown = false; 19730 19731 PermissionsState packagePerms = ps.getPermissionsState(); 19732 19733 for (PermissionState state : packagePerms.getRuntimePermissionStates(userId)) { 19734 final int grantFlags = state.getFlags(); 19735 // only look at grants that are not system/policy fixed 19736 if ((grantFlags & SYSTEM_RUNTIME_GRANT_MASK) == 0) { 19737 final boolean isGranted = state.isGranted(); 19738 // And only back up the user-twiddled state bits 19739 if (isGranted || (grantFlags & USER_RUNTIME_GRANT_MASK) != 0) { 19740 final String packageName = mSettings.mPackages.keyAt(i); 19741 if (!pkgGrantsKnown) { 19742 serializer.startTag(null, TAG_GRANT); 19743 serializer.attribute(null, ATTR_PACKAGE_NAME, packageName); 19744 pkgGrantsKnown = true; 19745 } 19746 19747 final boolean userSet = 19748 (grantFlags & FLAG_PERMISSION_USER_SET) != 0; 19749 final boolean userFixed = 19750 (grantFlags & FLAG_PERMISSION_USER_FIXED) != 0; 19751 final boolean revoke = 19752 (grantFlags & FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 19753 19754 serializer.startTag(null, TAG_PERMISSION); 19755 serializer.attribute(null, ATTR_PERMISSION_NAME, state.getName()); 19756 if (isGranted) { 19757 serializer.attribute(null, ATTR_IS_GRANTED, "true"); 19758 } 19759 if (userSet) { 19760 serializer.attribute(null, ATTR_USER_SET, "true"); 19761 } 19762 if (userFixed) { 19763 serializer.attribute(null, ATTR_USER_FIXED, "true"); 19764 } 19765 if (revoke) { 19766 serializer.attribute(null, ATTR_REVOKE_ON_UPGRADE, "true"); 19767 } 19768 serializer.endTag(null, TAG_PERMISSION); 19769 } 19770 } 19771 } 19772 19773 if (pkgGrantsKnown) { 19774 serializer.endTag(null, TAG_GRANT); 19775 } 19776 } 19777 19778 serializer.endTag(null, TAG_ALL_GRANTS); 19779 } 19780 19781 private void processRestoredPermissionGrantsLPr(XmlPullParser parser, int userId) 19782 throws XmlPullParserException, IOException { 19783 String pkgName = null; 19784 int outerDepth = parser.getDepth(); 19785 int type; 19786 while ((type = parser.next()) != XmlPullParser.END_DOCUMENT 19787 && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { 19788 if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { 19789 continue; 19790 } 19791 19792 final String tagName = parser.getName(); 19793 if (tagName.equals(TAG_GRANT)) { 19794 pkgName = parser.getAttributeValue(null, ATTR_PACKAGE_NAME); 19795 if (DEBUG_BACKUP) { 19796 Slog.v(TAG, "+++ Restoring grants for package " + pkgName); 19797 } 19798 } else if (tagName.equals(TAG_PERMISSION)) { 19799 19800 final boolean isGranted = "true".equals(parser.getAttributeValue(null, ATTR_IS_GRANTED)); 19801 final String permName = parser.getAttributeValue(null, ATTR_PERMISSION_NAME); 19802 19803 int newFlagSet = 0; 19804 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_SET))) { 19805 newFlagSet |= FLAG_PERMISSION_USER_SET; 19806 } 19807 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_FIXED))) { 19808 newFlagSet |= FLAG_PERMISSION_USER_FIXED; 19809 } 19810 if ("true".equals(parser.getAttributeValue(null, ATTR_REVOKE_ON_UPGRADE))) { 19811 newFlagSet |= FLAG_PERMISSION_REVOKE_ON_UPGRADE; 19812 } 19813 if (DEBUG_BACKUP) { 19814 Slog.v(TAG, " + Restoring grant: pkg=" + pkgName + " perm=" + permName 19815 + " granted=" + isGranted + " bits=0x" + Integer.toHexString(newFlagSet)); 19816 } 19817 final PackageSetting ps = mSettings.mPackages.get(pkgName); 19818 if (ps != null) { 19819 // Already installed so we apply the grant immediately 19820 if (DEBUG_BACKUP) { 19821 Slog.v(TAG, " + already installed; applying"); 19822 } 19823 PermissionsState perms = ps.getPermissionsState(); 19824 BasePermission bp = mSettings.mPermissions.get(permName); 19825 if (bp != null) { 19826 if (isGranted) { 19827 perms.grantRuntimePermission(bp, userId); 19828 } 19829 if (newFlagSet != 0) { 19830 perms.updatePermissionFlags(bp, userId, USER_RUNTIME_GRANT_MASK, newFlagSet); 19831 } 19832 } 19833 } else { 19834 // Need to wait for post-restore install to apply the grant 19835 if (DEBUG_BACKUP) { 19836 Slog.v(TAG, " - not yet installed; saving for later"); 19837 } 19838 mSettings.processRestoredPermissionGrantLPr(pkgName, permName, 19839 isGranted, newFlagSet, userId); 19840 } 19841 } else { 19842 PackageManagerService.reportSettingsProblem(Log.WARN, 19843 "Unknown element under <" + TAG_PERMISSION_BACKUP + ">: " + tagName); 19844 XmlUtils.skipCurrentTag(parser); 19845 } 19846 } 19847 19848 scheduleWriteSettingsLocked(); 19849 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 19850 } 19851 19852 @Override 19853 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 19854 int sourceUserId, int targetUserId, int flags) { 19855 mContext.enforceCallingOrSelfPermission( 19856 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 19857 int callingUid = Binder.getCallingUid(); 19858 enforceOwnerRights(ownerPackage, callingUid); 19859 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 19860 if (intentFilter.countActions() == 0) { 19861 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 19862 return; 19863 } 19864 synchronized (mPackages) { 19865 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 19866 ownerPackage, targetUserId, flags); 19867 CrossProfileIntentResolver resolver = 19868 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 19869 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 19870 // We have all those whose filter is equal. Now checking if the rest is equal as well. 19871 if (existing != null) { 19872 int size = existing.size(); 19873 for (int i = 0; i < size; i++) { 19874 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 19875 return; 19876 } 19877 } 19878 } 19879 resolver.addFilter(newFilter); 19880 scheduleWritePackageRestrictionsLocked(sourceUserId); 19881 } 19882 } 19883 19884 @Override 19885 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 19886 mContext.enforceCallingOrSelfPermission( 19887 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 19888 int callingUid = Binder.getCallingUid(); 19889 enforceOwnerRights(ownerPackage, callingUid); 19890 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 19891 synchronized (mPackages) { 19892 CrossProfileIntentResolver resolver = 19893 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 19894 ArraySet<CrossProfileIntentFilter> set = 19895 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 19896 for (CrossProfileIntentFilter filter : set) { 19897 if (filter.getOwnerPackage().equals(ownerPackage)) { 19898 resolver.removeFilter(filter); 19899 } 19900 } 19901 scheduleWritePackageRestrictionsLocked(sourceUserId); 19902 } 19903 } 19904 19905 // Enforcing that callingUid is owning pkg on userId 19906 private void enforceOwnerRights(String pkg, int callingUid) { 19907 // The system owns everything. 19908 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 19909 return; 19910 } 19911 int callingUserId = UserHandle.getUserId(callingUid); 19912 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 19913 if (pi == null) { 19914 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 19915 + callingUserId); 19916 } 19917 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 19918 throw new SecurityException("Calling uid " + callingUid 19919 + " does not own package " + pkg); 19920 } 19921 } 19922 19923 @Override 19924 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 19925 return getHomeActivitiesAsUser(allHomeCandidates, UserHandle.getCallingUserId()); 19926 } 19927 19928 /** 19929 * Report the 'Home' activity which is currently set as "always use this one". If non is set 19930 * then reports the most likely home activity or null if there are more than one. 19931 */ 19932 public ComponentName getDefaultHomeActivity(int userId) { 19933 List<ResolveInfo> allHomeCandidates = new ArrayList<>(); 19934 ComponentName cn = getHomeActivitiesAsUser(allHomeCandidates, userId); 19935 if (cn != null) { 19936 return cn; 19937 } 19938 19939 // Find the launcher with the highest priority and return that component if there are no 19940 // other home activity with the same priority. 19941 int lastPriority = Integer.MIN_VALUE; 19942 ComponentName lastComponent = null; 19943 final int size = allHomeCandidates.size(); 19944 for (int i = 0; i < size; i++) { 19945 final ResolveInfo ri = allHomeCandidates.get(i); 19946 if (ri.priority > lastPriority) { 19947 lastComponent = ri.activityInfo.getComponentName(); 19948 lastPriority = ri.priority; 19949 } else if (ri.priority == lastPriority) { 19950 // Two components found with same priority. 19951 lastComponent = null; 19952 } 19953 } 19954 return lastComponent; 19955 } 19956 19957 private Intent getHomeIntent() { 19958 Intent intent = new Intent(Intent.ACTION_MAIN); 19959 intent.addCategory(Intent.CATEGORY_HOME); 19960 intent.addCategory(Intent.CATEGORY_DEFAULT); 19961 return intent; 19962 } 19963 19964 private IntentFilter getHomeFilter() { 19965 IntentFilter filter = new IntentFilter(Intent.ACTION_MAIN); 19966 filter.addCategory(Intent.CATEGORY_HOME); 19967 filter.addCategory(Intent.CATEGORY_DEFAULT); 19968 return filter; 19969 } 19970 19971 ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 19972 int userId) { 19973 Intent intent = getHomeIntent(); 19974 List<ResolveInfo> list = queryIntentActivitiesInternal(intent, null, 19975 PackageManager.GET_META_DATA, userId); 19976 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 19977 true, false, false, userId); 19978 19979 allHomeCandidates.clear(); 19980 if (list != null) { 19981 for (ResolveInfo ri : list) { 19982 allHomeCandidates.add(ri); 19983 } 19984 } 19985 return (preferred == null || preferred.activityInfo == null) 19986 ? null 19987 : new ComponentName(preferred.activityInfo.packageName, 19988 preferred.activityInfo.name); 19989 } 19990 19991 @Override 19992 public void setHomeActivity(ComponentName comp, int userId) { 19993 ArrayList<ResolveInfo> homeActivities = new ArrayList<>(); 19994 getHomeActivitiesAsUser(homeActivities, userId); 19995 19996 boolean found = false; 19997 19998 final int size = homeActivities.size(); 19999 final ComponentName[] set = new ComponentName[size]; 20000 for (int i = 0; i < size; i++) { 20001 final ResolveInfo candidate = homeActivities.get(i); 20002 final ActivityInfo info = candidate.activityInfo; 20003 final ComponentName activityName = new ComponentName(info.packageName, info.name); 20004 set[i] = activityName; 20005 if (!found && activityName.equals(comp)) { 20006 found = true; 20007 } 20008 } 20009 if (!found) { 20010 throw new IllegalArgumentException("Component " + comp + " cannot be home on user " 20011 + userId); 20012 } 20013 replacePreferredActivity(getHomeFilter(), IntentFilter.MATCH_CATEGORY_EMPTY, 20014 set, comp, userId); 20015 } 20016 20017 private @Nullable String getSetupWizardPackageName() { 20018 final Intent intent = new Intent(Intent.ACTION_MAIN); 20019 intent.addCategory(Intent.CATEGORY_SETUP_WIZARD); 20020 20021 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 20022 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 20023 | MATCH_DISABLED_COMPONENTS, 20024 UserHandle.myUserId()); 20025 if (matches.size() == 1) { 20026 return matches.get(0).getComponentInfo().packageName; 20027 } else { 20028 Slog.e(TAG, "There should probably be exactly one setup wizard; found " + matches.size() 20029 + ": matches=" + matches); 20030 return null; 20031 } 20032 } 20033 20034 private @Nullable String getStorageManagerPackageName() { 20035 final Intent intent = new Intent(StorageManager.ACTION_MANAGE_STORAGE); 20036 20037 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 20038 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 20039 | MATCH_DISABLED_COMPONENTS, 20040 UserHandle.myUserId()); 20041 if (matches.size() == 1) { 20042 return matches.get(0).getComponentInfo().packageName; 20043 } else { 20044 Slog.e(TAG, "There should probably be exactly one storage manager; found " 20045 + matches.size() + ": matches=" + matches); 20046 return null; 20047 } 20048 } 20049 20050 @Override 20051 public void setApplicationEnabledSetting(String appPackageName, 20052 int newState, int flags, int userId, String callingPackage) { 20053 if (!sUserManager.exists(userId)) return; 20054 if (callingPackage == null) { 20055 callingPackage = Integer.toString(Binder.getCallingUid()); 20056 } 20057 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 20058 } 20059 20060 @Override 20061 public void setUpdateAvailable(String packageName, boolean updateAvailable) { 20062 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 20063 synchronized (mPackages) { 20064 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 20065 if (pkgSetting != null) { 20066 pkgSetting.setUpdateAvailable(updateAvailable); 20067 } 20068 } 20069 } 20070 20071 @Override 20072 public void setComponentEnabledSetting(ComponentName componentName, 20073 int newState, int flags, int userId) { 20074 if (!sUserManager.exists(userId)) return; 20075 setEnabledSetting(componentName.getPackageName(), 20076 componentName.getClassName(), newState, flags, userId, null); 20077 } 20078 20079 private void setEnabledSetting(final String packageName, String className, int newState, 20080 final int flags, int userId, String callingPackage) { 20081 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 20082 || newState == COMPONENT_ENABLED_STATE_ENABLED 20083 || newState == COMPONENT_ENABLED_STATE_DISABLED 20084 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 20085 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 20086 throw new IllegalArgumentException("Invalid new component state: " 20087 + newState); 20088 } 20089 PackageSetting pkgSetting; 20090 final int uid = Binder.getCallingUid(); 20091 final int permission; 20092 if (uid == Process.SYSTEM_UID) { 20093 permission = PackageManager.PERMISSION_GRANTED; 20094 } else { 20095 permission = mContext.checkCallingOrSelfPermission( 20096 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 20097 } 20098 enforceCrossUserPermission(uid, userId, 20099 false /* requireFullPermission */, true /* checkShell */, "set enabled"); 20100 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 20101 boolean sendNow = false; 20102 boolean isApp = (className == null); 20103 String componentName = isApp ? packageName : className; 20104 int packageUid = -1; 20105 ArrayList<String> components; 20106 20107 // writer 20108 synchronized (mPackages) { 20109 pkgSetting = mSettings.mPackages.get(packageName); 20110 if (pkgSetting == null) { 20111 if (className == null) { 20112 throw new IllegalArgumentException("Unknown package: " + packageName); 20113 } 20114 throw new IllegalArgumentException( 20115 "Unknown component: " + packageName + "/" + className); 20116 } 20117 } 20118 20119 // Limit who can change which apps 20120 if (!UserHandle.isSameApp(uid, pkgSetting.appId)) { 20121 // Don't allow apps that don't have permission to modify other apps 20122 if (!allowedByPermission) { 20123 throw new SecurityException( 20124 "Permission Denial: attempt to change component state from pid=" 20125 + Binder.getCallingPid() 20126 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 20127 } 20128 // Don't allow changing protected packages. 20129 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 20130 throw new SecurityException("Cannot disable a protected package: " + packageName); 20131 } 20132 } 20133 20134 synchronized (mPackages) { 20135 if (uid == Process.SHELL_UID 20136 && (pkgSetting.pkgFlags & ApplicationInfo.FLAG_TEST_ONLY) == 0) { 20137 // Shell can only change whole packages between ENABLED and DISABLED_USER states 20138 // unless it is a test package. 20139 int oldState = pkgSetting.getEnabled(userId); 20140 if (className == null 20141 && 20142 (oldState == COMPONENT_ENABLED_STATE_DISABLED_USER 20143 || oldState == COMPONENT_ENABLED_STATE_DEFAULT 20144 || oldState == COMPONENT_ENABLED_STATE_ENABLED) 20145 && 20146 (newState == COMPONENT_ENABLED_STATE_DISABLED_USER 20147 || newState == COMPONENT_ENABLED_STATE_DEFAULT 20148 || newState == COMPONENT_ENABLED_STATE_ENABLED)) { 20149 // ok 20150 } else { 20151 throw new SecurityException( 20152 "Shell cannot change component state for " + packageName + "/" 20153 + className + " to " + newState); 20154 } 20155 } 20156 if (className == null) { 20157 // We're dealing with an application/package level state change 20158 if (pkgSetting.getEnabled(userId) == newState) { 20159 // Nothing to do 20160 return; 20161 } 20162 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 20163 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 20164 // Don't care about who enables an app. 20165 callingPackage = null; 20166 } 20167 pkgSetting.setEnabled(newState, userId, callingPackage); 20168 // pkgSetting.pkg.mSetEnabled = newState; 20169 } else { 20170 // We're dealing with a component level state change 20171 // First, verify that this is a valid class name. 20172 PackageParser.Package pkg = pkgSetting.pkg; 20173 if (pkg == null || !pkg.hasComponentClassName(className)) { 20174 if (pkg != null && 20175 pkg.applicationInfo.targetSdkVersion >= 20176 Build.VERSION_CODES.JELLY_BEAN) { 20177 throw new IllegalArgumentException("Component class " + className 20178 + " does not exist in " + packageName); 20179 } else { 20180 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 20181 + className + " does not exist in " + packageName); 20182 } 20183 } 20184 switch (newState) { 20185 case COMPONENT_ENABLED_STATE_ENABLED: 20186 if (!pkgSetting.enableComponentLPw(className, userId)) { 20187 return; 20188 } 20189 break; 20190 case COMPONENT_ENABLED_STATE_DISABLED: 20191 if (!pkgSetting.disableComponentLPw(className, userId)) { 20192 return; 20193 } 20194 break; 20195 case COMPONENT_ENABLED_STATE_DEFAULT: 20196 if (!pkgSetting.restoreComponentLPw(className, userId)) { 20197 return; 20198 } 20199 break; 20200 default: 20201 Slog.e(TAG, "Invalid new component state: " + newState); 20202 return; 20203 } 20204 } 20205 scheduleWritePackageRestrictionsLocked(userId); 20206 updateSequenceNumberLP(packageName, new int[] { userId }); 20207 final long callingId = Binder.clearCallingIdentity(); 20208 try { 20209 updateInstantAppInstallerLocked(packageName); 20210 } finally { 20211 Binder.restoreCallingIdentity(callingId); 20212 } 20213 components = mPendingBroadcasts.get(userId, packageName); 20214 final boolean newPackage = components == null; 20215 if (newPackage) { 20216 components = new ArrayList<String>(); 20217 } 20218 if (!components.contains(componentName)) { 20219 components.add(componentName); 20220 } 20221 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 20222 sendNow = true; 20223 // Purge entry from pending broadcast list if another one exists already 20224 // since we are sending one right away. 20225 mPendingBroadcasts.remove(userId, packageName); 20226 } else { 20227 if (newPackage) { 20228 mPendingBroadcasts.put(userId, packageName, components); 20229 } 20230 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 20231 // Schedule a message 20232 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 20233 } 20234 } 20235 } 20236 20237 long callingId = Binder.clearCallingIdentity(); 20238 try { 20239 if (sendNow) { 20240 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 20241 sendPackageChangedBroadcast(packageName, 20242 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 20243 } 20244 } finally { 20245 Binder.restoreCallingIdentity(callingId); 20246 } 20247 } 20248 20249 @Override 20250 public void flushPackageRestrictionsAsUser(int userId) { 20251 if (!sUserManager.exists(userId)) { 20252 return; 20253 } 20254 enforceCrossUserPermission(Binder.getCallingUid(), userId, false /* requireFullPermission*/, 20255 false /* checkShell */, "flushPackageRestrictions"); 20256 synchronized (mPackages) { 20257 mSettings.writePackageRestrictionsLPr(userId); 20258 mDirtyUsers.remove(userId); 20259 if (mDirtyUsers.isEmpty()) { 20260 mHandler.removeMessages(WRITE_PACKAGE_RESTRICTIONS); 20261 } 20262 } 20263 } 20264 20265 private void sendPackageChangedBroadcast(String packageName, 20266 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 20267 if (DEBUG_INSTALL) 20268 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 20269 + componentNames); 20270 Bundle extras = new Bundle(4); 20271 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 20272 String nameList[] = new String[componentNames.size()]; 20273 componentNames.toArray(nameList); 20274 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 20275 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 20276 extras.putInt(Intent.EXTRA_UID, packageUid); 20277 // If this is not reporting a change of the overall package, then only send it 20278 // to registered receivers. We don't want to launch a swath of apps for every 20279 // little component state change. 20280 final int flags = !componentNames.contains(packageName) 20281 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 20282 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 20283 new int[] {UserHandle.getUserId(packageUid)}); 20284 } 20285 20286 @Override 20287 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 20288 if (!sUserManager.exists(userId)) return; 20289 final int uid = Binder.getCallingUid(); 20290 final int permission = mContext.checkCallingOrSelfPermission( 20291 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 20292 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 20293 enforceCrossUserPermission(uid, userId, 20294 true /* requireFullPermission */, true /* checkShell */, "stop package"); 20295 // writer 20296 synchronized (mPackages) { 20297 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 20298 allowedByPermission, uid, userId)) { 20299 scheduleWritePackageRestrictionsLocked(userId); 20300 } 20301 } 20302 } 20303 20304 @Override 20305 public String getInstallerPackageName(String packageName) { 20306 // reader 20307 synchronized (mPackages) { 20308 return mSettings.getInstallerPackageNameLPr(packageName); 20309 } 20310 } 20311 20312 public boolean isOrphaned(String packageName) { 20313 // reader 20314 synchronized (mPackages) { 20315 return mSettings.isOrphaned(packageName); 20316 } 20317 } 20318 20319 @Override 20320 public int getApplicationEnabledSetting(String packageName, int userId) { 20321 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 20322 int uid = Binder.getCallingUid(); 20323 enforceCrossUserPermission(uid, userId, 20324 false /* requireFullPermission */, false /* checkShell */, "get enabled"); 20325 // reader 20326 synchronized (mPackages) { 20327 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 20328 } 20329 } 20330 20331 @Override 20332 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 20333 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 20334 int uid = Binder.getCallingUid(); 20335 enforceCrossUserPermission(uid, userId, 20336 false /* requireFullPermission */, false /* checkShell */, "get component enabled"); 20337 // reader 20338 synchronized (mPackages) { 20339 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 20340 } 20341 } 20342 20343 @Override 20344 public void enterSafeMode() { 20345 enforceSystemOrRoot("Only the system can request entering safe mode"); 20346 20347 if (!mSystemReady) { 20348 mSafeMode = true; 20349 } 20350 } 20351 20352 @Override 20353 public void systemReady() { 20354 mSystemReady = true; 20355 final ContentResolver resolver = mContext.getContentResolver(); 20356 ContentObserver co = new ContentObserver(mHandler) { 20357 @Override 20358 public void onChange(boolean selfChange) { 20359 mEphemeralAppsDisabled = 20360 (Global.getInt(resolver, Global.ENABLE_EPHEMERAL_FEATURE, 1) == 0) || 20361 (Secure.getInt(resolver, Secure.INSTANT_APPS_ENABLED, 1) == 0); 20362 } 20363 }; 20364 mContext.getContentResolver().registerContentObserver(android.provider.Settings.Global 20365 .getUriFor(Global.ENABLE_EPHEMERAL_FEATURE), 20366 false, co, UserHandle.USER_SYSTEM); 20367 mContext.getContentResolver().registerContentObserver(android.provider.Settings.Global 20368 .getUriFor(Secure.INSTANT_APPS_ENABLED), false, co, UserHandle.USER_SYSTEM); 20369 co.onChange(true); 20370 20371 // Disable any carrier apps. We do this very early in boot to prevent the apps from being 20372 // disabled after already being started. 20373 CarrierAppUtils.disableCarrierAppsUntilPrivileged(mContext.getOpPackageName(), this, 20374 mContext.getContentResolver(), UserHandle.USER_SYSTEM); 20375 20376 // Read the compatibilty setting when the system is ready. 20377 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 20378 mContext.getContentResolver(), 20379 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 20380 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 20381 if (DEBUG_SETTINGS) { 20382 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 20383 } 20384 20385 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 20386 20387 synchronized (mPackages) { 20388 // Verify that all of the preferred activity components actually 20389 // exist. It is possible for applications to be updated and at 20390 // that point remove a previously declared activity component that 20391 // had been set as a preferred activity. We try to clean this up 20392 // the next time we encounter that preferred activity, but it is 20393 // possible for the user flow to never be able to return to that 20394 // situation so here we do a sanity check to make sure we haven't 20395 // left any junk around. 20396 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 20397 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 20398 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 20399 removed.clear(); 20400 for (PreferredActivity pa : pir.filterSet()) { 20401 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 20402 removed.add(pa); 20403 } 20404 } 20405 if (removed.size() > 0) { 20406 for (int r=0; r<removed.size(); r++) { 20407 PreferredActivity pa = removed.get(r); 20408 Slog.w(TAG, "Removing dangling preferred activity: " 20409 + pa.mPref.mComponent); 20410 pir.removeFilter(pa); 20411 } 20412 mSettings.writePackageRestrictionsLPr( 20413 mSettings.mPreferredActivities.keyAt(i)); 20414 } 20415 } 20416 20417 for (int userId : UserManagerService.getInstance().getUserIds()) { 20418 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 20419 grantPermissionsUserIds = ArrayUtils.appendInt( 20420 grantPermissionsUserIds, userId); 20421 } 20422 } 20423 } 20424 sUserManager.systemReady(); 20425 20426 // If we upgraded grant all default permissions before kicking off. 20427 for (int userId : grantPermissionsUserIds) { 20428 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 20429 } 20430 20431 // If we did not grant default permissions, we preload from this the 20432 // default permission exceptions lazily to ensure we don't hit the 20433 // disk on a new user creation. 20434 if (grantPermissionsUserIds == EMPTY_INT_ARRAY) { 20435 mDefaultPermissionPolicy.scheduleReadDefaultPermissionExceptions(); 20436 } 20437 20438 // Kick off any messages waiting for system ready 20439 if (mPostSystemReadyMessages != null) { 20440 for (Message msg : mPostSystemReadyMessages) { 20441 msg.sendToTarget(); 20442 } 20443 mPostSystemReadyMessages = null; 20444 } 20445 20446 // Watch for external volumes that come and go over time 20447 final StorageManager storage = mContext.getSystemService(StorageManager.class); 20448 storage.registerListener(mStorageListener); 20449 20450 mInstallerService.systemReady(); 20451 mPackageDexOptimizer.systemReady(); 20452 20453 StorageManagerInternal StorageManagerInternal = LocalServices.getService( 20454 StorageManagerInternal.class); 20455 StorageManagerInternal.addExternalStoragePolicy( 20456 new StorageManagerInternal.ExternalStorageMountPolicy() { 20457 @Override 20458 public int getMountMode(int uid, String packageName) { 20459 if (Process.isIsolated(uid)) { 20460 return Zygote.MOUNT_EXTERNAL_NONE; 20461 } 20462 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 20463 return Zygote.MOUNT_EXTERNAL_DEFAULT; 20464 } 20465 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 20466 return Zygote.MOUNT_EXTERNAL_DEFAULT; 20467 } 20468 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 20469 return Zygote.MOUNT_EXTERNAL_READ; 20470 } 20471 return Zygote.MOUNT_EXTERNAL_WRITE; 20472 } 20473 20474 @Override 20475 public boolean hasExternalStorage(int uid, String packageName) { 20476 return true; 20477 } 20478 }); 20479 20480 // Now that we're mostly running, clean up stale users and apps 20481 sUserManager.reconcileUsers(StorageManager.UUID_PRIVATE_INTERNAL); 20482 reconcileApps(StorageManager.UUID_PRIVATE_INTERNAL); 20483 20484 if (mPrivappPermissionsViolations != null) { 20485 Slog.wtf(TAG,"Signature|privileged permissions not in " 20486 + "privapp-permissions whitelist: " + mPrivappPermissionsViolations); 20487 mPrivappPermissionsViolations = null; 20488 } 20489 } 20490 20491 public void waitForAppDataPrepared() { 20492 if (mPrepareAppDataFuture == null) { 20493 return; 20494 } 20495 ConcurrentUtils.waitForFutureNoInterrupt(mPrepareAppDataFuture, "wait for prepareAppData"); 20496 mPrepareAppDataFuture = null; 20497 } 20498 20499 @Override 20500 public boolean isSafeMode() { 20501 return mSafeMode; 20502 } 20503 20504 @Override 20505 public boolean hasSystemUidErrors() { 20506 return mHasSystemUidErrors; 20507 } 20508 20509 static String arrayToString(int[] array) { 20510 StringBuffer buf = new StringBuffer(128); 20511 buf.append('['); 20512 if (array != null) { 20513 for (int i=0; i<array.length; i++) { 20514 if (i > 0) buf.append(", "); 20515 buf.append(array[i]); 20516 } 20517 } 20518 buf.append(']'); 20519 return buf.toString(); 20520 } 20521 20522 static class DumpState { 20523 public static final int DUMP_LIBS = 1 << 0; 20524 public static final int DUMP_FEATURES = 1 << 1; 20525 public static final int DUMP_ACTIVITY_RESOLVERS = 1 << 2; 20526 public static final int DUMP_SERVICE_RESOLVERS = 1 << 3; 20527 public static final int DUMP_RECEIVER_RESOLVERS = 1 << 4; 20528 public static final int DUMP_CONTENT_RESOLVERS = 1 << 5; 20529 public static final int DUMP_PERMISSIONS = 1 << 6; 20530 public static final int DUMP_PACKAGES = 1 << 7; 20531 public static final int DUMP_SHARED_USERS = 1 << 8; 20532 public static final int DUMP_MESSAGES = 1 << 9; 20533 public static final int DUMP_PROVIDERS = 1 << 10; 20534 public static final int DUMP_VERIFIERS = 1 << 11; 20535 public static final int DUMP_PREFERRED = 1 << 12; 20536 public static final int DUMP_PREFERRED_XML = 1 << 13; 20537 public static final int DUMP_KEYSETS = 1 << 14; 20538 public static final int DUMP_VERSION = 1 << 15; 20539 public static final int DUMP_INSTALLS = 1 << 16; 20540 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 17; 20541 public static final int DUMP_DOMAIN_PREFERRED = 1 << 18; 20542 public static final int DUMP_FROZEN = 1 << 19; 20543 public static final int DUMP_DEXOPT = 1 << 20; 20544 public static final int DUMP_COMPILER_STATS = 1 << 21; 20545 public static final int DUMP_ENABLED_OVERLAYS = 1 << 22; 20546 public static final int DUMP_CHANGES = 1 << 23; 20547 20548 public static final int OPTION_SHOW_FILTERS = 1 << 0; 20549 20550 private int mTypes; 20551 20552 private int mOptions; 20553 20554 private boolean mTitlePrinted; 20555 20556 private SharedUserSetting mSharedUser; 20557 20558 public boolean isDumping(int type) { 20559 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 20560 return true; 20561 } 20562 20563 return (mTypes & type) != 0; 20564 } 20565 20566 public void setDump(int type) { 20567 mTypes |= type; 20568 } 20569 20570 public boolean isOptionEnabled(int option) { 20571 return (mOptions & option) != 0; 20572 } 20573 20574 public void setOptionEnabled(int option) { 20575 mOptions |= option; 20576 } 20577 20578 public boolean onTitlePrinted() { 20579 final boolean printed = mTitlePrinted; 20580 mTitlePrinted = true; 20581 return printed; 20582 } 20583 20584 public boolean getTitlePrinted() { 20585 return mTitlePrinted; 20586 } 20587 20588 public void setTitlePrinted(boolean enabled) { 20589 mTitlePrinted = enabled; 20590 } 20591 20592 public SharedUserSetting getSharedUser() { 20593 return mSharedUser; 20594 } 20595 20596 public void setSharedUser(SharedUserSetting user) { 20597 mSharedUser = user; 20598 } 20599 } 20600 20601 @Override 20602 public void onShellCommand(FileDescriptor in, FileDescriptor out, 20603 FileDescriptor err, String[] args, ShellCallback callback, 20604 ResultReceiver resultReceiver) { 20605 (new PackageManagerShellCommand(this)).exec( 20606 this, in, out, err, args, callback, resultReceiver); 20607 } 20608 20609 @Override 20610 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 20611 if (!DumpUtils.checkDumpAndUsageStatsPermission(mContext, TAG, pw)) return; 20612 20613 DumpState dumpState = new DumpState(); 20614 boolean fullPreferred = false; 20615 boolean checkin = false; 20616 20617 String packageName = null; 20618 ArraySet<String> permissionNames = null; 20619 20620 int opti = 0; 20621 while (opti < args.length) { 20622 String opt = args[opti]; 20623 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 20624 break; 20625 } 20626 opti++; 20627 20628 if ("-a".equals(opt)) { 20629 // Right now we only know how to print all. 20630 } else if ("-h".equals(opt)) { 20631 pw.println("Package manager dump options:"); 20632 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 20633 pw.println(" --checkin: dump for a checkin"); 20634 pw.println(" -f: print details of intent filters"); 20635 pw.println(" -h: print this help"); 20636 pw.println(" cmd may be one of:"); 20637 pw.println(" l[ibraries]: list known shared libraries"); 20638 pw.println(" f[eatures]: list device features"); 20639 pw.println(" k[eysets]: print known keysets"); 20640 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 20641 pw.println(" perm[issions]: dump permissions"); 20642 pw.println(" permission [name ...]: dump declaration and use of given permission"); 20643 pw.println(" pref[erred]: print preferred package settings"); 20644 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 20645 pw.println(" prov[iders]: dump content providers"); 20646 pw.println(" p[ackages]: dump installed packages"); 20647 pw.println(" s[hared-users]: dump shared user IDs"); 20648 pw.println(" m[essages]: print collected runtime messages"); 20649 pw.println(" v[erifiers]: print package verifier info"); 20650 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 20651 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 20652 pw.println(" version: print database version info"); 20653 pw.println(" write: write current settings now"); 20654 pw.println(" installs: details about install sessions"); 20655 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 20656 pw.println(" dexopt: dump dexopt state"); 20657 pw.println(" compiler-stats: dump compiler statistics"); 20658 pw.println(" enabled-overlays: dump list of enabled overlay packages"); 20659 pw.println(" <package.name>: info about given package"); 20660 return; 20661 } else if ("--checkin".equals(opt)) { 20662 checkin = true; 20663 } else if ("-f".equals(opt)) { 20664 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 20665 } else if ("--proto".equals(opt)) { 20666 dumpProto(fd); 20667 return; 20668 } else { 20669 pw.println("Unknown argument: " + opt + "; use -h for help"); 20670 } 20671 } 20672 20673 // Is the caller requesting to dump a particular piece of data? 20674 if (opti < args.length) { 20675 String cmd = args[opti]; 20676 opti++; 20677 // Is this a package name? 20678 if ("android".equals(cmd) || cmd.contains(".")) { 20679 packageName = cmd; 20680 // When dumping a single package, we always dump all of its 20681 // filter information since the amount of data will be reasonable. 20682 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 20683 } else if ("check-permission".equals(cmd)) { 20684 if (opti >= args.length) { 20685 pw.println("Error: check-permission missing permission argument"); 20686 return; 20687 } 20688 String perm = args[opti]; 20689 opti++; 20690 if (opti >= args.length) { 20691 pw.println("Error: check-permission missing package argument"); 20692 return; 20693 } 20694 20695 String pkg = args[opti]; 20696 opti++; 20697 int user = UserHandle.getUserId(Binder.getCallingUid()); 20698 if (opti < args.length) { 20699 try { 20700 user = Integer.parseInt(args[opti]); 20701 } catch (NumberFormatException e) { 20702 pw.println("Error: check-permission user argument is not a number: " 20703 + args[opti]); 20704 return; 20705 } 20706 } 20707 20708 // Normalize package name to handle renamed packages and static libs 20709 pkg = resolveInternalPackageNameLPr(pkg, PackageManager.VERSION_CODE_HIGHEST); 20710 20711 pw.println(checkPermission(perm, pkg, user)); 20712 return; 20713 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 20714 dumpState.setDump(DumpState.DUMP_LIBS); 20715 } else if ("f".equals(cmd) || "features".equals(cmd)) { 20716 dumpState.setDump(DumpState.DUMP_FEATURES); 20717 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 20718 if (opti >= args.length) { 20719 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 20720 | DumpState.DUMP_SERVICE_RESOLVERS 20721 | DumpState.DUMP_RECEIVER_RESOLVERS 20722 | DumpState.DUMP_CONTENT_RESOLVERS); 20723 } else { 20724 while (opti < args.length) { 20725 String name = args[opti]; 20726 if ("a".equals(name) || "activity".equals(name)) { 20727 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 20728 } else if ("s".equals(name) || "service".equals(name)) { 20729 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 20730 } else if ("r".equals(name) || "receiver".equals(name)) { 20731 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 20732 } else if ("c".equals(name) || "content".equals(name)) { 20733 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 20734 } else { 20735 pw.println("Error: unknown resolver table type: " + name); 20736 return; 20737 } 20738 opti++; 20739 } 20740 } 20741 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 20742 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 20743 } else if ("permission".equals(cmd)) { 20744 if (opti >= args.length) { 20745 pw.println("Error: permission requires permission name"); 20746 return; 20747 } 20748 permissionNames = new ArraySet<>(); 20749 while (opti < args.length) { 20750 permissionNames.add(args[opti]); 20751 opti++; 20752 } 20753 dumpState.setDump(DumpState.DUMP_PERMISSIONS 20754 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 20755 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 20756 dumpState.setDump(DumpState.DUMP_PREFERRED); 20757 } else if ("preferred-xml".equals(cmd)) { 20758 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 20759 if (opti < args.length && "--full".equals(args[opti])) { 20760 fullPreferred = true; 20761 opti++; 20762 } 20763 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 20764 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 20765 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 20766 dumpState.setDump(DumpState.DUMP_PACKAGES); 20767 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 20768 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 20769 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 20770 dumpState.setDump(DumpState.DUMP_PROVIDERS); 20771 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 20772 dumpState.setDump(DumpState.DUMP_MESSAGES); 20773 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 20774 dumpState.setDump(DumpState.DUMP_VERIFIERS); 20775 } else if ("i".equals(cmd) || "ifv".equals(cmd) 20776 || "intent-filter-verifiers".equals(cmd)) { 20777 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 20778 } else if ("version".equals(cmd)) { 20779 dumpState.setDump(DumpState.DUMP_VERSION); 20780 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 20781 dumpState.setDump(DumpState.DUMP_KEYSETS); 20782 } else if ("installs".equals(cmd)) { 20783 dumpState.setDump(DumpState.DUMP_INSTALLS); 20784 } else if ("frozen".equals(cmd)) { 20785 dumpState.setDump(DumpState.DUMP_FROZEN); 20786 } else if ("dexopt".equals(cmd)) { 20787 dumpState.setDump(DumpState.DUMP_DEXOPT); 20788 } else if ("compiler-stats".equals(cmd)) { 20789 dumpState.setDump(DumpState.DUMP_COMPILER_STATS); 20790 } else if ("enabled-overlays".equals(cmd)) { 20791 dumpState.setDump(DumpState.DUMP_ENABLED_OVERLAYS); 20792 } else if ("changes".equals(cmd)) { 20793 dumpState.setDump(DumpState.DUMP_CHANGES); 20794 } else if ("write".equals(cmd)) { 20795 synchronized (mPackages) { 20796 mSettings.writeLPr(); 20797 pw.println("Settings written."); 20798 return; 20799 } 20800 } 20801 } 20802 20803 if (checkin) { 20804 pw.println("vers,1"); 20805 } 20806 20807 // reader 20808 synchronized (mPackages) { 20809 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 20810 if (!checkin) { 20811 if (dumpState.onTitlePrinted()) 20812 pw.println(); 20813 pw.println("Database versions:"); 20814 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 20815 } 20816 } 20817 20818 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 20819 if (!checkin) { 20820 if (dumpState.onTitlePrinted()) 20821 pw.println(); 20822 pw.println("Verifiers:"); 20823 pw.print(" Required: "); 20824 pw.print(mRequiredVerifierPackage); 20825 pw.print(" (uid="); 20826 pw.print(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 20827 UserHandle.USER_SYSTEM)); 20828 pw.println(")"); 20829 } else if (mRequiredVerifierPackage != null) { 20830 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 20831 pw.print(","); 20832 pw.println(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 20833 UserHandle.USER_SYSTEM)); 20834 } 20835 } 20836 20837 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 20838 packageName == null) { 20839 if (mIntentFilterVerifierComponent != null) { 20840 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 20841 if (!checkin) { 20842 if (dumpState.onTitlePrinted()) 20843 pw.println(); 20844 pw.println("Intent Filter Verifier:"); 20845 pw.print(" Using: "); 20846 pw.print(verifierPackageName); 20847 pw.print(" (uid="); 20848 pw.print(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 20849 UserHandle.USER_SYSTEM)); 20850 pw.println(")"); 20851 } else if (verifierPackageName != null) { 20852 pw.print("ifv,"); pw.print(verifierPackageName); 20853 pw.print(","); 20854 pw.println(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 20855 UserHandle.USER_SYSTEM)); 20856 } 20857 } else { 20858 pw.println(); 20859 pw.println("No Intent Filter Verifier available!"); 20860 } 20861 } 20862 20863 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 20864 boolean printedHeader = false; 20865 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 20866 while (it.hasNext()) { 20867 String libName = it.next(); 20868 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(libName); 20869 if (versionedLib == null) { 20870 continue; 20871 } 20872 final int versionCount = versionedLib.size(); 20873 for (int i = 0; i < versionCount; i++) { 20874 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 20875 if (!checkin) { 20876 if (!printedHeader) { 20877 if (dumpState.onTitlePrinted()) 20878 pw.println(); 20879 pw.println("Libraries:"); 20880 printedHeader = true; 20881 } 20882 pw.print(" "); 20883 } else { 20884 pw.print("lib,"); 20885 } 20886 pw.print(libEntry.info.getName()); 20887 if (libEntry.info.isStatic()) { 20888 pw.print(" version=" + libEntry.info.getVersion()); 20889 } 20890 if (!checkin) { 20891 pw.print(" -> "); 20892 } 20893 if (libEntry.path != null) { 20894 pw.print(" (jar) "); 20895 pw.print(libEntry.path); 20896 } else { 20897 pw.print(" (apk) "); 20898 pw.print(libEntry.apk); 20899 } 20900 pw.println(); 20901 } 20902 } 20903 } 20904 20905 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 20906 if (dumpState.onTitlePrinted()) 20907 pw.println(); 20908 if (!checkin) { 20909 pw.println("Features:"); 20910 } 20911 20912 synchronized (mAvailableFeatures) { 20913 for (FeatureInfo feat : mAvailableFeatures.values()) { 20914 if (checkin) { 20915 pw.print("feat,"); 20916 pw.print(feat.name); 20917 pw.print(","); 20918 pw.println(feat.version); 20919 } else { 20920 pw.print(" "); 20921 pw.print(feat.name); 20922 if (feat.version > 0) { 20923 pw.print(" version="); 20924 pw.print(feat.version); 20925 } 20926 pw.println(); 20927 } 20928 } 20929 } 20930 } 20931 20932 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 20933 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 20934 : "Activity Resolver Table:", " ", packageName, 20935 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20936 dumpState.setTitlePrinted(true); 20937 } 20938 } 20939 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 20940 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 20941 : "Receiver Resolver Table:", " ", packageName, 20942 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20943 dumpState.setTitlePrinted(true); 20944 } 20945 } 20946 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 20947 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 20948 : "Service Resolver Table:", " ", packageName, 20949 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20950 dumpState.setTitlePrinted(true); 20951 } 20952 } 20953 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 20954 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 20955 : "Provider Resolver Table:", " ", packageName, 20956 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20957 dumpState.setTitlePrinted(true); 20958 } 20959 } 20960 20961 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 20962 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 20963 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 20964 int user = mSettings.mPreferredActivities.keyAt(i); 20965 if (pir.dump(pw, 20966 dumpState.getTitlePrinted() 20967 ? "\nPreferred Activities User " + user + ":" 20968 : "Preferred Activities User " + user + ":", " ", 20969 packageName, true, false)) { 20970 dumpState.setTitlePrinted(true); 20971 } 20972 } 20973 } 20974 20975 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 20976 pw.flush(); 20977 FileOutputStream fout = new FileOutputStream(fd); 20978 BufferedOutputStream str = new BufferedOutputStream(fout); 20979 XmlSerializer serializer = new FastXmlSerializer(); 20980 try { 20981 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 20982 serializer.startDocument(null, true); 20983 serializer.setFeature( 20984 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 20985 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 20986 serializer.endDocument(); 20987 serializer.flush(); 20988 } catch (IllegalArgumentException e) { 20989 pw.println("Failed writing: " + e); 20990 } catch (IllegalStateException e) { 20991 pw.println("Failed writing: " + e); 20992 } catch (IOException e) { 20993 pw.println("Failed writing: " + e); 20994 } 20995 } 20996 20997 if (!checkin 20998 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 20999 && packageName == null) { 21000 pw.println(); 21001 int count = mSettings.mPackages.size(); 21002 if (count == 0) { 21003 pw.println("No applications!"); 21004 pw.println(); 21005 } else { 21006 final String prefix = " "; 21007 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 21008 if (allPackageSettings.size() == 0) { 21009 pw.println("No domain preferred apps!"); 21010 pw.println(); 21011 } else { 21012 pw.println("App verification status:"); 21013 pw.println(); 21014 count = 0; 21015 for (PackageSetting ps : allPackageSettings) { 21016 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 21017 if (ivi == null || ivi.getPackageName() == null) continue; 21018 pw.println(prefix + "Package: " + ivi.getPackageName()); 21019 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 21020 pw.println(prefix + "Status: " + ivi.getStatusString()); 21021 pw.println(); 21022 count++; 21023 } 21024 if (count == 0) { 21025 pw.println(prefix + "No app verification established."); 21026 pw.println(); 21027 } 21028 for (int userId : sUserManager.getUserIds()) { 21029 pw.println("App linkages for user " + userId + ":"); 21030 pw.println(); 21031 count = 0; 21032 for (PackageSetting ps : allPackageSettings) { 21033 final long status = ps.getDomainVerificationStatusForUser(userId); 21034 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 21035 && !DEBUG_DOMAIN_VERIFICATION) { 21036 continue; 21037 } 21038 pw.println(prefix + "Package: " + ps.name); 21039 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 21040 String statusStr = IntentFilterVerificationInfo. 21041 getStatusStringFromValue(status); 21042 pw.println(prefix + "Status: " + statusStr); 21043 pw.println(); 21044 count++; 21045 } 21046 if (count == 0) { 21047 pw.println(prefix + "No configured app linkages."); 21048 pw.println(); 21049 } 21050 } 21051 } 21052 } 21053 } 21054 21055 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 21056 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 21057 if (packageName == null && permissionNames == null) { 21058 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 21059 if (iperm == 0) { 21060 if (dumpState.onTitlePrinted()) 21061 pw.println(); 21062 pw.println("AppOp Permissions:"); 21063 } 21064 pw.print(" AppOp Permission "); 21065 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 21066 pw.println(":"); 21067 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 21068 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 21069 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 21070 } 21071 } 21072 } 21073 } 21074 21075 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 21076 boolean printedSomething = false; 21077 for (PackageParser.Provider p : mProviders.mProviders.values()) { 21078 if (packageName != null && !packageName.equals(p.info.packageName)) { 21079 continue; 21080 } 21081 if (!printedSomething) { 21082 if (dumpState.onTitlePrinted()) 21083 pw.println(); 21084 pw.println("Registered ContentProviders:"); 21085 printedSomething = true; 21086 } 21087 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 21088 pw.print(" "); pw.println(p.toString()); 21089 } 21090 printedSomething = false; 21091 for (Map.Entry<String, PackageParser.Provider> entry : 21092 mProvidersByAuthority.entrySet()) { 21093 PackageParser.Provider p = entry.getValue(); 21094 if (packageName != null && !packageName.equals(p.info.packageName)) { 21095 continue; 21096 } 21097 if (!printedSomething) { 21098 if (dumpState.onTitlePrinted()) 21099 pw.println(); 21100 pw.println("ContentProvider Authorities:"); 21101 printedSomething = true; 21102 } 21103 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 21104 pw.print(" "); pw.println(p.toString()); 21105 if (p.info != null && p.info.applicationInfo != null) { 21106 final String appInfo = p.info.applicationInfo.toString(); 21107 pw.print(" applicationInfo="); pw.println(appInfo); 21108 } 21109 } 21110 } 21111 21112 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 21113 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 21114 } 21115 21116 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 21117 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 21118 } 21119 21120 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 21121 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 21122 } 21123 21124 if (dumpState.isDumping(DumpState.DUMP_CHANGES)) { 21125 if (dumpState.onTitlePrinted()) pw.println(); 21126 pw.println("Package Changes:"); 21127 pw.print(" Sequence number="); pw.println(mChangedPackagesSequenceNumber); 21128 final int K = mChangedPackages.size(); 21129 for (int i = 0; i < K; i++) { 21130 final SparseArray<String> changes = mChangedPackages.valueAt(i); 21131 pw.print(" User "); pw.print(mChangedPackages.keyAt(i)); pw.println(":"); 21132 final int N = changes.size(); 21133 if (N == 0) { 21134 pw.print(" "); pw.println("No packages changed"); 21135 } else { 21136 for (int j = 0; j < N; j++) { 21137 final String pkgName = changes.valueAt(j); 21138 final int sequenceNumber = changes.keyAt(j); 21139 pw.print(" "); 21140 pw.print("seq="); 21141 pw.print(sequenceNumber); 21142 pw.print(", package="); 21143 pw.println(pkgName); 21144 } 21145 } 21146 } 21147 } 21148 21149 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS) && packageName == null) { 21150 mSettings.dumpRestoredPermissionGrantsLPr(pw, dumpState); 21151 } 21152 21153 if (!checkin && dumpState.isDumping(DumpState.DUMP_FROZEN) && packageName == null) { 21154 // XXX should handle packageName != null by dumping only install data that 21155 // the given package is involved with. 21156 if (dumpState.onTitlePrinted()) pw.println(); 21157 21158 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 21159 ipw.println(); 21160 ipw.println("Frozen packages:"); 21161 ipw.increaseIndent(); 21162 if (mFrozenPackages.size() == 0) { 21163 ipw.println("(none)"); 21164 } else { 21165 for (int i = 0; i < mFrozenPackages.size(); i++) { 21166 ipw.println(mFrozenPackages.valueAt(i)); 21167 } 21168 } 21169 ipw.decreaseIndent(); 21170 } 21171 21172 if (!checkin && dumpState.isDumping(DumpState.DUMP_DEXOPT)) { 21173 if (dumpState.onTitlePrinted()) pw.println(); 21174 dumpDexoptStateLPr(pw, packageName); 21175 } 21176 21177 if (!checkin && dumpState.isDumping(DumpState.DUMP_COMPILER_STATS)) { 21178 if (dumpState.onTitlePrinted()) pw.println(); 21179 dumpCompilerStatsLPr(pw, packageName); 21180 } 21181 21182 if (!checkin && dumpState.isDumping(DumpState.DUMP_ENABLED_OVERLAYS)) { 21183 if (dumpState.onTitlePrinted()) pw.println(); 21184 dumpEnabledOverlaysLPr(pw); 21185 } 21186 21187 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 21188 if (dumpState.onTitlePrinted()) pw.println(); 21189 mSettings.dumpReadMessagesLPr(pw, dumpState); 21190 21191 pw.println(); 21192 pw.println("Package warning messages:"); 21193 BufferedReader in = null; 21194 String line = null; 21195 try { 21196 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 21197 while ((line = in.readLine()) != null) { 21198 if (line.contains("ignored: updated version")) continue; 21199 pw.println(line); 21200 } 21201 } catch (IOException ignored) { 21202 } finally { 21203 IoUtils.closeQuietly(in); 21204 } 21205 } 21206 21207 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 21208 BufferedReader in = null; 21209 String line = null; 21210 try { 21211 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 21212 while ((line = in.readLine()) != null) { 21213 if (line.contains("ignored: updated version")) continue; 21214 pw.print("msg,"); 21215 pw.println(line); 21216 } 21217 } catch (IOException ignored) { 21218 } finally { 21219 IoUtils.closeQuietly(in); 21220 } 21221 } 21222 } 21223 21224 // PackageInstaller should be called outside of mPackages lock 21225 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 21226 // XXX should handle packageName != null by dumping only install data that 21227 // the given package is involved with. 21228 if (dumpState.onTitlePrinted()) pw.println(); 21229 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 21230 } 21231 } 21232 21233 private void dumpProto(FileDescriptor fd) { 21234 final ProtoOutputStream proto = new ProtoOutputStream(fd); 21235 21236 synchronized (mPackages) { 21237 final long requiredVerifierPackageToken = 21238 proto.start(PackageServiceDumpProto.REQUIRED_VERIFIER_PACKAGE); 21239 proto.write(PackageServiceDumpProto.PackageShortProto.NAME, mRequiredVerifierPackage); 21240 proto.write( 21241 PackageServiceDumpProto.PackageShortProto.UID, 21242 getPackageUid( 21243 mRequiredVerifierPackage, 21244 MATCH_DEBUG_TRIAGED_MISSING, 21245 UserHandle.USER_SYSTEM)); 21246 proto.end(requiredVerifierPackageToken); 21247 21248 if (mIntentFilterVerifierComponent != null) { 21249 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 21250 final long verifierPackageToken = 21251 proto.start(PackageServiceDumpProto.VERIFIER_PACKAGE); 21252 proto.write(PackageServiceDumpProto.PackageShortProto.NAME, verifierPackageName); 21253 proto.write( 21254 PackageServiceDumpProto.PackageShortProto.UID, 21255 getPackageUid( 21256 verifierPackageName, 21257 MATCH_DEBUG_TRIAGED_MISSING, 21258 UserHandle.USER_SYSTEM)); 21259 proto.end(verifierPackageToken); 21260 } 21261 21262 dumpSharedLibrariesProto(proto); 21263 dumpFeaturesProto(proto); 21264 mSettings.dumpPackagesProto(proto); 21265 mSettings.dumpSharedUsersProto(proto); 21266 dumpMessagesProto(proto); 21267 } 21268 proto.flush(); 21269 } 21270 21271 private void dumpMessagesProto(ProtoOutputStream proto) { 21272 BufferedReader in = null; 21273 String line = null; 21274 try { 21275 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 21276 while ((line = in.readLine()) != null) { 21277 if (line.contains("ignored: updated version")) continue; 21278 proto.write(PackageServiceDumpProto.MESSAGES, line); 21279 } 21280 } catch (IOException ignored) { 21281 } finally { 21282 IoUtils.closeQuietly(in); 21283 } 21284 } 21285 21286 private void dumpFeaturesProto(ProtoOutputStream proto) { 21287 synchronized (mAvailableFeatures) { 21288 final int count = mAvailableFeatures.size(); 21289 for (int i = 0; i < count; i++) { 21290 final FeatureInfo feat = mAvailableFeatures.valueAt(i); 21291 final long featureToken = proto.start(PackageServiceDumpProto.FEATURES); 21292 proto.write(PackageServiceDumpProto.FeatureProto.NAME, feat.name); 21293 proto.write(PackageServiceDumpProto.FeatureProto.VERSION, feat.version); 21294 proto.end(featureToken); 21295 } 21296 } 21297 } 21298 21299 private void dumpSharedLibrariesProto(ProtoOutputStream proto) { 21300 final int count = mSharedLibraries.size(); 21301 for (int i = 0; i < count; i++) { 21302 final String libName = mSharedLibraries.keyAt(i); 21303 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(libName); 21304 if (versionedLib == null) { 21305 continue; 21306 } 21307 final int versionCount = versionedLib.size(); 21308 for (int j = 0; j < versionCount; j++) { 21309 final SharedLibraryEntry libEntry = versionedLib.valueAt(j); 21310 final long sharedLibraryToken = 21311 proto.start(PackageServiceDumpProto.SHARED_LIBRARIES); 21312 proto.write(PackageServiceDumpProto.SharedLibraryProto.NAME, libEntry.info.getName()); 21313 final boolean isJar = (libEntry.path != null); 21314 proto.write(PackageServiceDumpProto.SharedLibraryProto.IS_JAR, isJar); 21315 if (isJar) { 21316 proto.write(PackageServiceDumpProto.SharedLibraryProto.PATH, libEntry.path); 21317 } else { 21318 proto.write(PackageServiceDumpProto.SharedLibraryProto.APK, libEntry.apk); 21319 } 21320 proto.end(sharedLibraryToken); 21321 } 21322 } 21323 } 21324 21325 private void dumpDexoptStateLPr(PrintWriter pw, String packageName) { 21326 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 21327 ipw.println(); 21328 ipw.println("Dexopt state:"); 21329 ipw.increaseIndent(); 21330 Collection<PackageParser.Package> packages = null; 21331 if (packageName != null) { 21332 PackageParser.Package targetPackage = mPackages.get(packageName); 21333 if (targetPackage != null) { 21334 packages = Collections.singletonList(targetPackage); 21335 } else { 21336 ipw.println("Unable to find package: " + packageName); 21337 return; 21338 } 21339 } else { 21340 packages = mPackages.values(); 21341 } 21342 21343 for (PackageParser.Package pkg : packages) { 21344 ipw.println("[" + pkg.packageName + "]"); 21345 ipw.increaseIndent(); 21346 mPackageDexOptimizer.dumpDexoptState(ipw, pkg); 21347 ipw.decreaseIndent(); 21348 } 21349 } 21350 21351 private void dumpCompilerStatsLPr(PrintWriter pw, String packageName) { 21352 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 21353 ipw.println(); 21354 ipw.println("Compiler stats:"); 21355 ipw.increaseIndent(); 21356 Collection<PackageParser.Package> packages = null; 21357 if (packageName != null) { 21358 PackageParser.Package targetPackage = mPackages.get(packageName); 21359 if (targetPackage != null) { 21360 packages = Collections.singletonList(targetPackage); 21361 } else { 21362 ipw.println("Unable to find package: " + packageName); 21363 return; 21364 } 21365 } else { 21366 packages = mPackages.values(); 21367 } 21368 21369 for (PackageParser.Package pkg : packages) { 21370 ipw.println("[" + pkg.packageName + "]"); 21371 ipw.increaseIndent(); 21372 21373 CompilerStats.PackageStats stats = getCompilerPackageStats(pkg.packageName); 21374 if (stats == null) { 21375 ipw.println("(No recorded stats)"); 21376 } else { 21377 stats.dump(ipw); 21378 } 21379 ipw.decreaseIndent(); 21380 } 21381 } 21382 21383 private void dumpEnabledOverlaysLPr(PrintWriter pw) { 21384 pw.println("Enabled overlay paths:"); 21385 final int N = mEnabledOverlayPaths.size(); 21386 for (int i = 0; i < N; i++) { 21387 final int userId = mEnabledOverlayPaths.keyAt(i); 21388 pw.println(String.format(" User %d:", userId)); 21389 final ArrayMap<String, ArrayList<String>> userSpecificOverlays = 21390 mEnabledOverlayPaths.valueAt(i); 21391 final int M = userSpecificOverlays.size(); 21392 for (int j = 0; j < M; j++) { 21393 final String targetPackageName = userSpecificOverlays.keyAt(j); 21394 final ArrayList<String> overlayPackagePaths = userSpecificOverlays.valueAt(j); 21395 pw.println(String.format(" %s: %s", targetPackageName, overlayPackagePaths)); 21396 } 21397 } 21398 } 21399 21400 private String dumpDomainString(String packageName) { 21401 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName) 21402 .getList(); 21403 List<IntentFilter> filters = getAllIntentFilters(packageName).getList(); 21404 21405 ArraySet<String> result = new ArraySet<>(); 21406 if (iviList.size() > 0) { 21407 for (IntentFilterVerificationInfo ivi : iviList) { 21408 for (String host : ivi.getDomains()) { 21409 result.add(host); 21410 } 21411 } 21412 } 21413 if (filters != null && filters.size() > 0) { 21414 for (IntentFilter filter : filters) { 21415 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 21416 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 21417 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 21418 result.addAll(filter.getHostsList()); 21419 } 21420 } 21421 } 21422 21423 StringBuilder sb = new StringBuilder(result.size() * 16); 21424 for (String domain : result) { 21425 if (sb.length() > 0) sb.append(" "); 21426 sb.append(domain); 21427 } 21428 return sb.toString(); 21429 } 21430 21431 // ------- apps on sdcard specific code ------- 21432 static final boolean DEBUG_SD_INSTALL = false; 21433 21434 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 21435 21436 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 21437 21438 private boolean mMediaMounted = false; 21439 21440 static String getEncryptKey() { 21441 try { 21442 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 21443 SD_ENCRYPTION_KEYSTORE_NAME); 21444 if (sdEncKey == null) { 21445 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 21446 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 21447 if (sdEncKey == null) { 21448 Slog.e(TAG, "Failed to create encryption keys"); 21449 return null; 21450 } 21451 } 21452 return sdEncKey; 21453 } catch (NoSuchAlgorithmException nsae) { 21454 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 21455 return null; 21456 } catch (IOException ioe) { 21457 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 21458 return null; 21459 } 21460 } 21461 21462 /* 21463 * Update media status on PackageManager. 21464 */ 21465 @Override 21466 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 21467 int callingUid = Binder.getCallingUid(); 21468 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 21469 throw new SecurityException("Media status can only be updated by the system"); 21470 } 21471 // reader; this apparently protects mMediaMounted, but should probably 21472 // be a different lock in that case. 21473 synchronized (mPackages) { 21474 Log.i(TAG, "Updating external media status from " 21475 + (mMediaMounted ? "mounted" : "unmounted") + " to " 21476 + (mediaStatus ? "mounted" : "unmounted")); 21477 if (DEBUG_SD_INSTALL) 21478 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 21479 + ", mMediaMounted=" + mMediaMounted); 21480 if (mediaStatus == mMediaMounted) { 21481 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 21482 : 0, -1); 21483 mHandler.sendMessage(msg); 21484 return; 21485 } 21486 mMediaMounted = mediaStatus; 21487 } 21488 // Queue up an async operation since the package installation may take a 21489 // little while. 21490 mHandler.post(new Runnable() { 21491 public void run() { 21492 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 21493 } 21494 }); 21495 } 21496 21497 /** 21498 * Called by StorageManagerService when the initial ASECs to scan are available. 21499 * Should block until all the ASEC containers are finished being scanned. 21500 */ 21501 public void scanAvailableAsecs() { 21502 updateExternalMediaStatusInner(true, false, false); 21503 } 21504 21505 /* 21506 * Collect information of applications on external media, map them against 21507 * existing containers and update information based on current mount status. 21508 * Please note that we always have to report status if reportStatus has been 21509 * set to true especially when unloading packages. 21510 */ 21511 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 21512 boolean externalStorage) { 21513 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 21514 int[] uidArr = EmptyArray.INT; 21515 21516 final String[] list = PackageHelper.getSecureContainerList(); 21517 if (ArrayUtils.isEmpty(list)) { 21518 Log.i(TAG, "No secure containers found"); 21519 } else { 21520 // Process list of secure containers and categorize them 21521 // as active or stale based on their package internal state. 21522 21523 // reader 21524 synchronized (mPackages) { 21525 for (String cid : list) { 21526 // Leave stages untouched for now; installer service owns them 21527 if (PackageInstallerService.isStageName(cid)) continue; 21528 21529 if (DEBUG_SD_INSTALL) 21530 Log.i(TAG, "Processing container " + cid); 21531 String pkgName = getAsecPackageName(cid); 21532 if (pkgName == null) { 21533 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 21534 continue; 21535 } 21536 if (DEBUG_SD_INSTALL) 21537 Log.i(TAG, "Looking for pkg : " + pkgName); 21538 21539 final PackageSetting ps = mSettings.mPackages.get(pkgName); 21540 if (ps == null) { 21541 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 21542 continue; 21543 } 21544 21545 /* 21546 * Skip packages that are not external if we're unmounting 21547 * external storage. 21548 */ 21549 if (externalStorage && !isMounted && !isExternal(ps)) { 21550 continue; 21551 } 21552 21553 final AsecInstallArgs args = new AsecInstallArgs(cid, 21554 getAppDexInstructionSets(ps), ps.isForwardLocked()); 21555 // The package status is changed only if the code path 21556 // matches between settings and the container id. 21557 if (ps.codePathString != null 21558 && ps.codePathString.startsWith(args.getCodePath())) { 21559 if (DEBUG_SD_INSTALL) { 21560 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 21561 + " at code path: " + ps.codePathString); 21562 } 21563 21564 // We do have a valid package installed on sdcard 21565 processCids.put(args, ps.codePathString); 21566 final int uid = ps.appId; 21567 if (uid != -1) { 21568 uidArr = ArrayUtils.appendInt(uidArr, uid); 21569 } 21570 } else { 21571 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 21572 + ps.codePathString); 21573 } 21574 } 21575 } 21576 21577 Arrays.sort(uidArr); 21578 } 21579 21580 // Process packages with valid entries. 21581 if (isMounted) { 21582 if (DEBUG_SD_INSTALL) 21583 Log.i(TAG, "Loading packages"); 21584 loadMediaPackages(processCids, uidArr, externalStorage); 21585 startCleaningPackages(); 21586 mInstallerService.onSecureContainersAvailable(); 21587 } else { 21588 if (DEBUG_SD_INSTALL) 21589 Log.i(TAG, "Unloading packages"); 21590 unloadMediaPackages(processCids, uidArr, reportStatus); 21591 } 21592 } 21593 21594 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21595 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 21596 final int size = infos.size(); 21597 final String[] packageNames = new String[size]; 21598 final int[] packageUids = new int[size]; 21599 for (int i = 0; i < size; i++) { 21600 final ApplicationInfo info = infos.get(i); 21601 packageNames[i] = info.packageName; 21602 packageUids[i] = info.uid; 21603 } 21604 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 21605 finishedReceiver); 21606 } 21607 21608 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21609 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 21610 sendResourcesChangedBroadcast(mediaStatus, replacing, 21611 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 21612 } 21613 21614 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21615 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 21616 int size = pkgList.length; 21617 if (size > 0) { 21618 // Send broadcasts here 21619 Bundle extras = new Bundle(); 21620 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 21621 if (uidArr != null) { 21622 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 21623 } 21624 if (replacing) { 21625 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 21626 } 21627 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 21628 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 21629 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null); 21630 } 21631 } 21632 21633 /* 21634 * Look at potentially valid container ids from processCids If package 21635 * information doesn't match the one on record or package scanning fails, 21636 * the cid is added to list of removeCids. We currently don't delete stale 21637 * containers. 21638 */ 21639 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr, 21640 boolean externalStorage) { 21641 ArrayList<String> pkgList = new ArrayList<String>(); 21642 Set<AsecInstallArgs> keys = processCids.keySet(); 21643 21644 for (AsecInstallArgs args : keys) { 21645 String codePath = processCids.get(args); 21646 if (DEBUG_SD_INSTALL) 21647 Log.i(TAG, "Loading container : " + args.cid); 21648 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 21649 try { 21650 // Make sure there are no container errors first. 21651 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 21652 Slog.e(TAG, "Failed to mount cid : " + args.cid 21653 + " when installing from sdcard"); 21654 continue; 21655 } 21656 // Check code path here. 21657 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 21658 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 21659 + " does not match one in settings " + codePath); 21660 continue; 21661 } 21662 // Parse package 21663 int parseFlags = mDefParseFlags; 21664 if (args.isExternalAsec()) { 21665 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 21666 } 21667 if (args.isFwdLocked()) { 21668 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 21669 } 21670 21671 synchronized (mInstallLock) { 21672 PackageParser.Package pkg = null; 21673 try { 21674 // Sadly we don't know the package name yet to freeze it 21675 pkg = scanPackageTracedLI(new File(codePath), parseFlags, 21676 SCAN_IGNORE_FROZEN, 0, null); 21677 } catch (PackageManagerException e) { 21678 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 21679 } 21680 // Scan the package 21681 if (pkg != null) { 21682 /* 21683 * TODO why is the lock being held? doPostInstall is 21684 * called in other places without the lock. This needs 21685 * to be straightened out. 21686 */ 21687 // writer 21688 synchronized (mPackages) { 21689 retCode = PackageManager.INSTALL_SUCCEEDED; 21690 pkgList.add(pkg.packageName); 21691 // Post process args 21692 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 21693 pkg.applicationInfo.uid); 21694 } 21695 } else { 21696 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 21697 } 21698 } 21699 21700 } finally { 21701 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 21702 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 21703 } 21704 } 21705 } 21706 // writer 21707 synchronized (mPackages) { 21708 // If the platform SDK has changed since the last time we booted, 21709 // we need to re-grant app permission to catch any new ones that 21710 // appear. This is really a hack, and means that apps can in some 21711 // cases get permissions that the user didn't initially explicitly 21712 // allow... it would be nice to have some better way to handle 21713 // this situation. 21714 final VersionInfo ver = externalStorage ? mSettings.getExternalVersion() 21715 : mSettings.getInternalVersion(); 21716 final String volumeUuid = externalStorage ? StorageManager.UUID_PRIMARY_PHYSICAL 21717 : StorageManager.UUID_PRIVATE_INTERNAL; 21718 21719 int updateFlags = UPDATE_PERMISSIONS_ALL; 21720 if (ver.sdkVersion != mSdkVersion) { 21721 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 21722 + mSdkVersion + "; regranting permissions for external"); 21723 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 21724 } 21725 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 21726 21727 // Yay, everything is now upgraded 21728 ver.forceCurrent(); 21729 21730 // can downgrade to reader 21731 // Persist settings 21732 mSettings.writeLPr(); 21733 } 21734 // Send a broadcast to let everyone know we are done processing 21735 if (pkgList.size() > 0) { 21736 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 21737 } 21738 } 21739 21740 /* 21741 * Utility method to unload a list of specified containers 21742 */ 21743 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 21744 // Just unmount all valid containers. 21745 for (AsecInstallArgs arg : cidArgs) { 21746 synchronized (mInstallLock) { 21747 arg.doPostDeleteLI(false); 21748 } 21749 } 21750 } 21751 21752 /* 21753 * Unload packages mounted on external media. This involves deleting package 21754 * data from internal structures, sending broadcasts about disabled packages, 21755 * gc'ing to free up references, unmounting all secure containers 21756 * corresponding to packages on external media, and posting a 21757 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 21758 * that we always have to post this message if status has been requested no 21759 * matter what. 21760 */ 21761 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 21762 final boolean reportStatus) { 21763 if (DEBUG_SD_INSTALL) 21764 Log.i(TAG, "unloading media packages"); 21765 ArrayList<String> pkgList = new ArrayList<String>(); 21766 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 21767 final Set<AsecInstallArgs> keys = processCids.keySet(); 21768 for (AsecInstallArgs args : keys) { 21769 String pkgName = args.getPackageName(); 21770 if (DEBUG_SD_INSTALL) 21771 Log.i(TAG, "Trying to unload pkg : " + pkgName); 21772 // Delete package internally 21773 PackageRemovedInfo outInfo = new PackageRemovedInfo(this); 21774 synchronized (mInstallLock) { 21775 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 21776 final boolean res; 21777 try (PackageFreezer freezer = freezePackageForDelete(pkgName, deleteFlags, 21778 "unloadMediaPackages")) { 21779 res = deletePackageLIF(pkgName, null, false, null, deleteFlags, outInfo, false, 21780 null); 21781 } 21782 if (res) { 21783 pkgList.add(pkgName); 21784 } else { 21785 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 21786 failedList.add(args); 21787 } 21788 } 21789 } 21790 21791 // reader 21792 synchronized (mPackages) { 21793 // We didn't update the settings after removing each package; 21794 // write them now for all packages. 21795 mSettings.writeLPr(); 21796 } 21797 21798 // We have to absolutely send UPDATED_MEDIA_STATUS only 21799 // after confirming that all the receivers processed the ordered 21800 // broadcast when packages get disabled, force a gc to clean things up. 21801 // and unload all the containers. 21802 if (pkgList.size() > 0) { 21803 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 21804 new IIntentReceiver.Stub() { 21805 public void performReceive(Intent intent, int resultCode, String data, 21806 Bundle extras, boolean ordered, boolean sticky, 21807 int sendingUser) throws RemoteException { 21808 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 21809 reportStatus ? 1 : 0, 1, keys); 21810 mHandler.sendMessage(msg); 21811 } 21812 }); 21813 } else { 21814 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 21815 keys); 21816 mHandler.sendMessage(msg); 21817 } 21818 } 21819 21820 private void loadPrivatePackages(final VolumeInfo vol) { 21821 mHandler.post(new Runnable() { 21822 @Override 21823 public void run() { 21824 loadPrivatePackagesInner(vol); 21825 } 21826 }); 21827 } 21828 21829 private void loadPrivatePackagesInner(VolumeInfo vol) { 21830 final String volumeUuid = vol.fsUuid; 21831 if (TextUtils.isEmpty(volumeUuid)) { 21832 Slog.e(TAG, "Loading internal storage is probably a mistake; ignoring"); 21833 return; 21834 } 21835 21836 final ArrayList<PackageFreezer> freezers = new ArrayList<>(); 21837 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 21838 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 21839 21840 final VersionInfo ver; 21841 final List<PackageSetting> packages; 21842 synchronized (mPackages) { 21843 ver = mSettings.findOrCreateVersion(volumeUuid); 21844 packages = mSettings.getVolumePackagesLPr(volumeUuid); 21845 } 21846 21847 for (PackageSetting ps : packages) { 21848 freezers.add(freezePackage(ps.name, "loadPrivatePackagesInner")); 21849 synchronized (mInstallLock) { 21850 final PackageParser.Package pkg; 21851 try { 21852 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 21853 loaded.add(pkg.applicationInfo); 21854 21855 } catch (PackageManagerException e) { 21856 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 21857 } 21858 21859 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 21860 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 21861 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 21862 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 21863 } 21864 } 21865 } 21866 21867 // Reconcile app data for all started/unlocked users 21868 final StorageManager sm = mContext.getSystemService(StorageManager.class); 21869 final UserManager um = mContext.getSystemService(UserManager.class); 21870 UserManagerInternal umInternal = getUserManagerInternal(); 21871 for (UserInfo user : um.getUsers()) { 21872 final int flags; 21873 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 21874 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 21875 } else if (umInternal.isUserRunning(user.id)) { 21876 flags = StorageManager.FLAG_STORAGE_DE; 21877 } else { 21878 continue; 21879 } 21880 21881 try { 21882 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, flags); 21883 synchronized (mInstallLock) { 21884 reconcileAppsDataLI(volumeUuid, user.id, flags, true /* migrateAppData */); 21885 } 21886 } catch (IllegalStateException e) { 21887 // Device was probably ejected, and we'll process that event momentarily 21888 Slog.w(TAG, "Failed to prepare storage: " + e); 21889 } 21890 } 21891 21892 synchronized (mPackages) { 21893 int updateFlags = UPDATE_PERMISSIONS_ALL; 21894 if (ver.sdkVersion != mSdkVersion) { 21895 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 21896 + mSdkVersion + "; regranting permissions for " + volumeUuid); 21897 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 21898 } 21899 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 21900 21901 // Yay, everything is now upgraded 21902 ver.forceCurrent(); 21903 21904 mSettings.writeLPr(); 21905 } 21906 21907 for (PackageFreezer freezer : freezers) { 21908 freezer.close(); 21909 } 21910 21911 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 21912 sendResourcesChangedBroadcast(true, false, loaded, null); 21913 } 21914 21915 private void unloadPrivatePackages(final VolumeInfo vol) { 21916 mHandler.post(new Runnable() { 21917 @Override 21918 public void run() { 21919 unloadPrivatePackagesInner(vol); 21920 } 21921 }); 21922 } 21923 21924 private void unloadPrivatePackagesInner(VolumeInfo vol) { 21925 final String volumeUuid = vol.fsUuid; 21926 if (TextUtils.isEmpty(volumeUuid)) { 21927 Slog.e(TAG, "Unloading internal storage is probably a mistake; ignoring"); 21928 return; 21929 } 21930 21931 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 21932 synchronized (mInstallLock) { 21933 synchronized (mPackages) { 21934 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(volumeUuid); 21935 for (PackageSetting ps : packages) { 21936 if (ps.pkg == null) continue; 21937 21938 final ApplicationInfo info = ps.pkg.applicationInfo; 21939 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 21940 final PackageRemovedInfo outInfo = new PackageRemovedInfo(this); 21941 21942 try (PackageFreezer freezer = freezePackageForDelete(ps.name, deleteFlags, 21943 "unloadPrivatePackagesInner")) { 21944 if (deletePackageLIF(ps.name, null, false, null, deleteFlags, outInfo, 21945 false, null)) { 21946 unloaded.add(info); 21947 } else { 21948 Slog.w(TAG, "Failed to unload " + ps.codePath); 21949 } 21950 } 21951 21952 // Try very hard to release any references to this package 21953 // so we don't risk the system server being killed due to 21954 // open FDs 21955 AttributeCache.instance().removePackage(ps.name); 21956 } 21957 21958 mSettings.writeLPr(); 21959 } 21960 } 21961 21962 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 21963 sendResourcesChangedBroadcast(false, false, unloaded, null); 21964 21965 // Try very hard to release any references to this path so we don't risk 21966 // the system server being killed due to open FDs 21967 ResourcesManager.getInstance().invalidatePath(vol.getPath().getAbsolutePath()); 21968 21969 for (int i = 0; i < 3; i++) { 21970 System.gc(); 21971 System.runFinalization(); 21972 } 21973 } 21974 21975 private void assertPackageKnown(String volumeUuid, String packageName) 21976 throws PackageManagerException { 21977 synchronized (mPackages) { 21978 // Normalize package name to handle renamed packages 21979 packageName = normalizePackageNameLPr(packageName); 21980 21981 final PackageSetting ps = mSettings.mPackages.get(packageName); 21982 if (ps == null) { 21983 throw new PackageManagerException("Package " + packageName + " is unknown"); 21984 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 21985 throw new PackageManagerException( 21986 "Package " + packageName + " found on unknown volume " + volumeUuid 21987 + "; expected volume " + ps.volumeUuid); 21988 } 21989 } 21990 } 21991 21992 private void assertPackageKnownAndInstalled(String volumeUuid, String packageName, int userId) 21993 throws PackageManagerException { 21994 synchronized (mPackages) { 21995 // Normalize package name to handle renamed packages 21996 packageName = normalizePackageNameLPr(packageName); 21997 21998 final PackageSetting ps = mSettings.mPackages.get(packageName); 21999 if (ps == null) { 22000 throw new PackageManagerException("Package " + packageName + " is unknown"); 22001 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 22002 throw new PackageManagerException( 22003 "Package " + packageName + " found on unknown volume " + volumeUuid 22004 + "; expected volume " + ps.volumeUuid); 22005 } else if (!ps.getInstalled(userId)) { 22006 throw new PackageManagerException( 22007 "Package " + packageName + " not installed for user " + userId); 22008 } 22009 } 22010 } 22011 22012 private List<String> collectAbsoluteCodePaths() { 22013 synchronized (mPackages) { 22014 List<String> codePaths = new ArrayList<>(); 22015 final int packageCount = mSettings.mPackages.size(); 22016 for (int i = 0; i < packageCount; i++) { 22017 final PackageSetting ps = mSettings.mPackages.valueAt(i); 22018 codePaths.add(ps.codePath.getAbsolutePath()); 22019 } 22020 return codePaths; 22021 } 22022 } 22023 22024 /** 22025 * Examine all apps present on given mounted volume, and destroy apps that 22026 * aren't expected, either due to uninstallation or reinstallation on 22027 * another volume. 22028 */ 22029 private void reconcileApps(String volumeUuid) { 22030 List<String> absoluteCodePaths = collectAbsoluteCodePaths(); 22031 List<File> filesToDelete = null; 22032 22033 final File[] files = FileUtils.listFilesOrEmpty( 22034 Environment.getDataAppDirectory(volumeUuid)); 22035 for (File file : files) { 22036 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 22037 && !PackageInstallerService.isStageName(file.getName()); 22038 if (!isPackage) { 22039 // Ignore entries which are not packages 22040 continue; 22041 } 22042 22043 String absolutePath = file.getAbsolutePath(); 22044 22045 boolean pathValid = false; 22046 final int absoluteCodePathCount = absoluteCodePaths.size(); 22047 for (int i = 0; i < absoluteCodePathCount; i++) { 22048 String absoluteCodePath = absoluteCodePaths.get(i); 22049 if (absolutePath.startsWith(absoluteCodePath)) { 22050 pathValid = true; 22051 break; 22052 } 22053 } 22054 22055 if (!pathValid) { 22056 if (filesToDelete == null) { 22057 filesToDelete = new ArrayList<>(); 22058 } 22059 filesToDelete.add(file); 22060 } 22061 } 22062 22063 if (filesToDelete != null) { 22064 final int fileToDeleteCount = filesToDelete.size(); 22065 for (int i = 0; i < fileToDeleteCount; i++) { 22066 File fileToDelete = filesToDelete.get(i); 22067 logCriticalInfo(Log.WARN, "Destroying orphaned" + fileToDelete); 22068 synchronized (mInstallLock) { 22069 removeCodePathLI(fileToDelete); 22070 } 22071 } 22072 } 22073 } 22074 22075 /** 22076 * Reconcile all app data for the given user. 22077 * <p> 22078 * Verifies that directories exist and that ownership and labeling is 22079 * correct for all installed apps on all mounted volumes. 22080 */ 22081 void reconcileAppsData(int userId, int flags, boolean migrateAppsData) { 22082 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22083 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 22084 final String volumeUuid = vol.getFsUuid(); 22085 synchronized (mInstallLock) { 22086 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppsData); 22087 } 22088 } 22089 } 22090 22091 private void reconcileAppsDataLI(String volumeUuid, int userId, int flags, 22092 boolean migrateAppData) { 22093 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppData, false /* onlyCoreApps */); 22094 } 22095 22096 /** 22097 * Reconcile all app data on given mounted volume. 22098 * <p> 22099 * Destroys app data that isn't expected, either due to uninstallation or 22100 * reinstallation on another volume. 22101 * <p> 22102 * Verifies that directories exist and that ownership and labeling is 22103 * correct for all installed apps. 22104 * @returns list of skipped non-core packages (if {@code onlyCoreApps} is true) 22105 */ 22106 private List<String> reconcileAppsDataLI(String volumeUuid, int userId, int flags, 22107 boolean migrateAppData, boolean onlyCoreApps) { 22108 Slog.v(TAG, "reconcileAppsData for " + volumeUuid + " u" + userId + " 0x" 22109 + Integer.toHexString(flags) + " migrateAppData=" + migrateAppData); 22110 List<String> result = onlyCoreApps ? new ArrayList<>() : null; 22111 22112 final File ceDir = Environment.getDataUserCeDirectory(volumeUuid, userId); 22113 final File deDir = Environment.getDataUserDeDirectory(volumeUuid, userId); 22114 22115 // First look for stale data that doesn't belong, and check if things 22116 // have changed since we did our last restorecon 22117 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 22118 if (StorageManager.isFileEncryptedNativeOrEmulated() 22119 && !StorageManager.isUserKeyUnlocked(userId)) { 22120 throw new RuntimeException( 22121 "Yikes, someone asked us to reconcile CE storage while " + userId 22122 + " was still locked; this would have caused massive data loss!"); 22123 } 22124 22125 final File[] files = FileUtils.listFilesOrEmpty(ceDir); 22126 for (File file : files) { 22127 final String packageName = file.getName(); 22128 try { 22129 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 22130 } catch (PackageManagerException e) { 22131 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 22132 try { 22133 mInstaller.destroyAppData(volumeUuid, packageName, userId, 22134 StorageManager.FLAG_STORAGE_CE, 0); 22135 } catch (InstallerException e2) { 22136 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 22137 } 22138 } 22139 } 22140 } 22141 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 22142 final File[] files = FileUtils.listFilesOrEmpty(deDir); 22143 for (File file : files) { 22144 final String packageName = file.getName(); 22145 try { 22146 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 22147 } catch (PackageManagerException e) { 22148 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 22149 try { 22150 mInstaller.destroyAppData(volumeUuid, packageName, userId, 22151 StorageManager.FLAG_STORAGE_DE, 0); 22152 } catch (InstallerException e2) { 22153 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 22154 } 22155 } 22156 } 22157 } 22158 22159 // Ensure that data directories are ready to roll for all packages 22160 // installed for this volume and user 22161 final List<PackageSetting> packages; 22162 synchronized (mPackages) { 22163 packages = mSettings.getVolumePackagesLPr(volumeUuid); 22164 } 22165 int preparedCount = 0; 22166 for (PackageSetting ps : packages) { 22167 final String packageName = ps.name; 22168 if (ps.pkg == null) { 22169 Slog.w(TAG, "Odd, missing scanned package " + packageName); 22170 // TODO: might be due to legacy ASEC apps; we should circle back 22171 // and reconcile again once they're scanned 22172 continue; 22173 } 22174 // Skip non-core apps if requested 22175 if (onlyCoreApps && !ps.pkg.coreApp) { 22176 result.add(packageName); 22177 continue; 22178 } 22179 22180 if (ps.getInstalled(userId)) { 22181 prepareAppDataAndMigrateLIF(ps.pkg, userId, flags, migrateAppData); 22182 preparedCount++; 22183 } 22184 } 22185 22186 Slog.v(TAG, "reconcileAppsData finished " + preparedCount + " packages"); 22187 return result; 22188 } 22189 22190 /** 22191 * Prepare app data for the given app just after it was installed or 22192 * upgraded. This method carefully only touches users that it's installed 22193 * for, and it forces a restorecon to handle any seinfo changes. 22194 * <p> 22195 * Verifies that directories exist and that ownership and labeling is 22196 * correct for all installed apps. If there is an ownership mismatch, it 22197 * will try recovering system apps by wiping data; third-party app data is 22198 * left intact. 22199 * <p> 22200 * <em>Note: To avoid a deadlock, do not call this method with {@code mPackages} lock held</em> 22201 */ 22202 private void prepareAppDataAfterInstallLIF(PackageParser.Package pkg) { 22203 final PackageSetting ps; 22204 synchronized (mPackages) { 22205 ps = mSettings.mPackages.get(pkg.packageName); 22206 mSettings.writeKernelMappingLPr(ps); 22207 } 22208 22209 final UserManager um = mContext.getSystemService(UserManager.class); 22210 UserManagerInternal umInternal = getUserManagerInternal(); 22211 for (UserInfo user : um.getUsers()) { 22212 final int flags; 22213 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 22214 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 22215 } else if (umInternal.isUserRunning(user.id)) { 22216 flags = StorageManager.FLAG_STORAGE_DE; 22217 } else { 22218 continue; 22219 } 22220 22221 if (ps.getInstalled(user.id)) { 22222 // TODO: when user data is locked, mark that we're still dirty 22223 prepareAppDataLIF(pkg, user.id, flags); 22224 } 22225 } 22226 } 22227 22228 /** 22229 * Prepare app data for the given app. 22230 * <p> 22231 * Verifies that directories exist and that ownership and labeling is 22232 * correct for all installed apps. If there is an ownership mismatch, this 22233 * will try recovering system apps by wiping data; third-party app data is 22234 * left intact. 22235 */ 22236 private void prepareAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 22237 if (pkg == null) { 22238 Slog.wtf(TAG, "Package was null!", new Throwable()); 22239 return; 22240 } 22241 prepareAppDataLeafLIF(pkg, userId, flags); 22242 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 22243 for (int i = 0; i < childCount; i++) { 22244 prepareAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 22245 } 22246 } 22247 22248 private void prepareAppDataAndMigrateLIF(PackageParser.Package pkg, int userId, int flags, 22249 boolean maybeMigrateAppData) { 22250 prepareAppDataLIF(pkg, userId, flags); 22251 22252 if (maybeMigrateAppData && maybeMigrateAppDataLIF(pkg, userId)) { 22253 // We may have just shuffled around app data directories, so 22254 // prepare them one more time 22255 prepareAppDataLIF(pkg, userId, flags); 22256 } 22257 } 22258 22259 private void prepareAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 22260 if (DEBUG_APP_DATA) { 22261 Slog.v(TAG, "prepareAppData for " + pkg.packageName + " u" + userId + " 0x" 22262 + Integer.toHexString(flags)); 22263 } 22264 22265 final String volumeUuid = pkg.volumeUuid; 22266 final String packageName = pkg.packageName; 22267 final ApplicationInfo app = pkg.applicationInfo; 22268 final int appId = UserHandle.getAppId(app.uid); 22269 22270 Preconditions.checkNotNull(app.seInfo); 22271 22272 long ceDataInode = -1; 22273 try { 22274 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 22275 appId, app.seInfo, app.targetSdkVersion); 22276 } catch (InstallerException e) { 22277 if (app.isSystemApp()) { 22278 logCriticalInfo(Log.ERROR, "Failed to create app data for " + packageName 22279 + ", but trying to recover: " + e); 22280 destroyAppDataLeafLIF(pkg, userId, flags); 22281 try { 22282 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 22283 appId, app.seInfo, app.targetSdkVersion); 22284 logCriticalInfo(Log.DEBUG, "Recovery succeeded!"); 22285 } catch (InstallerException e2) { 22286 logCriticalInfo(Log.DEBUG, "Recovery failed!"); 22287 } 22288 } else { 22289 Slog.e(TAG, "Failed to create app data for " + packageName + ": " + e); 22290 } 22291 } 22292 22293 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0 && ceDataInode != -1) { 22294 // TODO: mark this structure as dirty so we persist it! 22295 synchronized (mPackages) { 22296 final PackageSetting ps = mSettings.mPackages.get(packageName); 22297 if (ps != null) { 22298 ps.setCeDataInode(ceDataInode, userId); 22299 } 22300 } 22301 } 22302 22303 prepareAppDataContentsLeafLIF(pkg, userId, flags); 22304 } 22305 22306 private void prepareAppDataContentsLIF(PackageParser.Package pkg, int userId, int flags) { 22307 if (pkg == null) { 22308 Slog.wtf(TAG, "Package was null!", new Throwable()); 22309 return; 22310 } 22311 prepareAppDataContentsLeafLIF(pkg, userId, flags); 22312 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 22313 for (int i = 0; i < childCount; i++) { 22314 prepareAppDataContentsLeafLIF(pkg.childPackages.get(i), userId, flags); 22315 } 22316 } 22317 22318 private void prepareAppDataContentsLeafLIF(PackageParser.Package pkg, int userId, int flags) { 22319 final String volumeUuid = pkg.volumeUuid; 22320 final String packageName = pkg.packageName; 22321 final ApplicationInfo app = pkg.applicationInfo; 22322 22323 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 22324 // Create a native library symlink only if we have native libraries 22325 // and if the native libraries are 32 bit libraries. We do not provide 22326 // this symlink for 64 bit libraries. 22327 if (app.primaryCpuAbi != null && !VMRuntime.is64BitAbi(app.primaryCpuAbi)) { 22328 final String nativeLibPath = app.nativeLibraryDir; 22329 try { 22330 mInstaller.linkNativeLibraryDirectory(volumeUuid, packageName, 22331 nativeLibPath, userId); 22332 } catch (InstallerException e) { 22333 Slog.e(TAG, "Failed to link native for " + packageName + ": " + e); 22334 } 22335 } 22336 } 22337 } 22338 22339 /** 22340 * For system apps on non-FBE devices, this method migrates any existing 22341 * CE/DE data to match the {@code defaultToDeviceProtectedStorage} flag 22342 * requested by the app. 22343 */ 22344 private boolean maybeMigrateAppDataLIF(PackageParser.Package pkg, int userId) { 22345 if (pkg.isSystemApp() && !StorageManager.isFileEncryptedNativeOrEmulated() 22346 && PackageManager.APPLY_DEFAULT_TO_DEVICE_PROTECTED_STORAGE) { 22347 final int storageTarget = pkg.applicationInfo.isDefaultToDeviceProtectedStorage() 22348 ? StorageManager.FLAG_STORAGE_DE : StorageManager.FLAG_STORAGE_CE; 22349 try { 22350 mInstaller.migrateAppData(pkg.volumeUuid, pkg.packageName, userId, 22351 storageTarget); 22352 } catch (InstallerException e) { 22353 logCriticalInfo(Log.WARN, 22354 "Failed to migrate " + pkg.packageName + ": " + e.getMessage()); 22355 } 22356 return true; 22357 } else { 22358 return false; 22359 } 22360 } 22361 22362 public PackageFreezer freezePackage(String packageName, String killReason) { 22363 return freezePackage(packageName, UserHandle.USER_ALL, killReason); 22364 } 22365 22366 public PackageFreezer freezePackage(String packageName, int userId, String killReason) { 22367 return new PackageFreezer(packageName, userId, killReason); 22368 } 22369 22370 public PackageFreezer freezePackageForInstall(String packageName, int installFlags, 22371 String killReason) { 22372 return freezePackageForInstall(packageName, UserHandle.USER_ALL, installFlags, killReason); 22373 } 22374 22375 public PackageFreezer freezePackageForInstall(String packageName, int userId, int installFlags, 22376 String killReason) { 22377 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 22378 return new PackageFreezer(); 22379 } else { 22380 return freezePackage(packageName, userId, killReason); 22381 } 22382 } 22383 22384 public PackageFreezer freezePackageForDelete(String packageName, int deleteFlags, 22385 String killReason) { 22386 return freezePackageForDelete(packageName, UserHandle.USER_ALL, deleteFlags, killReason); 22387 } 22388 22389 public PackageFreezer freezePackageForDelete(String packageName, int userId, int deleteFlags, 22390 String killReason) { 22391 if ((deleteFlags & PackageManager.DELETE_DONT_KILL_APP) != 0) { 22392 return new PackageFreezer(); 22393 } else { 22394 return freezePackage(packageName, userId, killReason); 22395 } 22396 } 22397 22398 /** 22399 * Class that freezes and kills the given package upon creation, and 22400 * unfreezes it upon closing. This is typically used when doing surgery on 22401 * app code/data to prevent the app from running while you're working. 22402 */ 22403 private class PackageFreezer implements AutoCloseable { 22404 private final String mPackageName; 22405 private final PackageFreezer[] mChildren; 22406 22407 private final boolean mWeFroze; 22408 22409 private final AtomicBoolean mClosed = new AtomicBoolean(); 22410 private final CloseGuard mCloseGuard = CloseGuard.get(); 22411 22412 /** 22413 * Create and return a stub freezer that doesn't actually do anything, 22414 * typically used when someone requested 22415 * {@link PackageManager#INSTALL_DONT_KILL_APP} or 22416 * {@link PackageManager#DELETE_DONT_KILL_APP}. 22417 */ 22418 public PackageFreezer() { 22419 mPackageName = null; 22420 mChildren = null; 22421 mWeFroze = false; 22422 mCloseGuard.open("close"); 22423 } 22424 22425 public PackageFreezer(String packageName, int userId, String killReason) { 22426 synchronized (mPackages) { 22427 mPackageName = packageName; 22428 mWeFroze = mFrozenPackages.add(mPackageName); 22429 22430 final PackageSetting ps = mSettings.mPackages.get(mPackageName); 22431 if (ps != null) { 22432 killApplication(ps.name, ps.appId, userId, killReason); 22433 } 22434 22435 final PackageParser.Package p = mPackages.get(packageName); 22436 if (p != null && p.childPackages != null) { 22437 final int N = p.childPackages.size(); 22438 mChildren = new PackageFreezer[N]; 22439 for (int i = 0; i < N; i++) { 22440 mChildren[i] = new PackageFreezer(p.childPackages.get(i).packageName, 22441 userId, killReason); 22442 } 22443 } else { 22444 mChildren = null; 22445 } 22446 } 22447 mCloseGuard.open("close"); 22448 } 22449 22450 @Override 22451 protected void finalize() throws Throwable { 22452 try { 22453 mCloseGuard.warnIfOpen(); 22454 close(); 22455 } finally { 22456 super.finalize(); 22457 } 22458 } 22459 22460 @Override 22461 public void close() { 22462 mCloseGuard.close(); 22463 if (mClosed.compareAndSet(false, true)) { 22464 synchronized (mPackages) { 22465 if (mWeFroze) { 22466 mFrozenPackages.remove(mPackageName); 22467 } 22468 22469 if (mChildren != null) { 22470 for (PackageFreezer freezer : mChildren) { 22471 freezer.close(); 22472 } 22473 } 22474 } 22475 } 22476 } 22477 } 22478 22479 /** 22480 * Verify that given package is currently frozen. 22481 */ 22482 private void checkPackageFrozen(String packageName) { 22483 synchronized (mPackages) { 22484 if (!mFrozenPackages.contains(packageName)) { 22485 Slog.wtf(TAG, "Expected " + packageName + " to be frozen!", new Throwable()); 22486 } 22487 } 22488 } 22489 22490 @Override 22491 public int movePackage(final String packageName, final String volumeUuid) { 22492 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 22493 22494 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 22495 final int moveId = mNextMoveId.getAndIncrement(); 22496 mHandler.post(new Runnable() { 22497 @Override 22498 public void run() { 22499 try { 22500 movePackageInternal(packageName, volumeUuid, moveId, user); 22501 } catch (PackageManagerException e) { 22502 Slog.w(TAG, "Failed to move " + packageName, e); 22503 mMoveCallbacks.notifyStatusChanged(moveId, 22504 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 22505 } 22506 } 22507 }); 22508 return moveId; 22509 } 22510 22511 private void movePackageInternal(final String packageName, final String volumeUuid, 22512 final int moveId, UserHandle user) throws PackageManagerException { 22513 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22514 final PackageManager pm = mContext.getPackageManager(); 22515 22516 final boolean currentAsec; 22517 final String currentVolumeUuid; 22518 final File codeFile; 22519 final String installerPackageName; 22520 final String packageAbiOverride; 22521 final int appId; 22522 final String seinfo; 22523 final String label; 22524 final int targetSdkVersion; 22525 final PackageFreezer freezer; 22526 final int[] installedUserIds; 22527 22528 // reader 22529 synchronized (mPackages) { 22530 final PackageParser.Package pkg = mPackages.get(packageName); 22531 final PackageSetting ps = mSettings.mPackages.get(packageName); 22532 if (pkg == null || ps == null) { 22533 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 22534 } 22535 22536 if (pkg.applicationInfo.isSystemApp()) { 22537 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 22538 "Cannot move system application"); 22539 } 22540 22541 final boolean isInternalStorage = VolumeInfo.ID_PRIVATE_INTERNAL.equals(volumeUuid); 22542 final boolean allow3rdPartyOnInternal = mContext.getResources().getBoolean( 22543 com.android.internal.R.bool.config_allow3rdPartyAppOnInternal); 22544 if (isInternalStorage && !allow3rdPartyOnInternal) { 22545 throw new PackageManagerException(MOVE_FAILED_3RD_PARTY_NOT_ALLOWED_ON_INTERNAL, 22546 "3rd party apps are not allowed on internal storage"); 22547 } 22548 22549 if (pkg.applicationInfo.isExternalAsec()) { 22550 currentAsec = true; 22551 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 22552 } else if (pkg.applicationInfo.isForwardLocked()) { 22553 currentAsec = true; 22554 currentVolumeUuid = "forward_locked"; 22555 } else { 22556 currentAsec = false; 22557 currentVolumeUuid = ps.volumeUuid; 22558 22559 final File probe = new File(pkg.codePath); 22560 final File probeOat = new File(probe, "oat"); 22561 if (!probe.isDirectory() || !probeOat.isDirectory()) { 22562 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22563 "Move only supported for modern cluster style installs"); 22564 } 22565 } 22566 22567 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 22568 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22569 "Package already moved to " + volumeUuid); 22570 } 22571 if (pkg.applicationInfo.isInternal() && isPackageDeviceAdminOnAnyUser(packageName)) { 22572 throw new PackageManagerException(MOVE_FAILED_DEVICE_ADMIN, 22573 "Device admin cannot be moved"); 22574 } 22575 22576 if (mFrozenPackages.contains(packageName)) { 22577 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 22578 "Failed to move already frozen package"); 22579 } 22580 22581 codeFile = new File(pkg.codePath); 22582 installerPackageName = ps.installerPackageName; 22583 packageAbiOverride = ps.cpuAbiOverrideString; 22584 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 22585 seinfo = pkg.applicationInfo.seInfo; 22586 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 22587 targetSdkVersion = pkg.applicationInfo.targetSdkVersion; 22588 freezer = freezePackage(packageName, "movePackageInternal"); 22589 installedUserIds = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 22590 } 22591 22592 final Bundle extras = new Bundle(); 22593 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 22594 extras.putString(Intent.EXTRA_TITLE, label); 22595 mMoveCallbacks.notifyCreated(moveId, extras); 22596 22597 int installFlags; 22598 final boolean moveCompleteApp; 22599 final File measurePath; 22600 22601 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 22602 installFlags = INSTALL_INTERNAL; 22603 moveCompleteApp = !currentAsec; 22604 measurePath = Environment.getDataAppDirectory(volumeUuid); 22605 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 22606 installFlags = INSTALL_EXTERNAL; 22607 moveCompleteApp = false; 22608 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 22609 } else { 22610 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 22611 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 22612 || !volume.isMountedWritable()) { 22613 freezer.close(); 22614 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22615 "Move location not mounted private volume"); 22616 } 22617 22618 Preconditions.checkState(!currentAsec); 22619 22620 installFlags = INSTALL_INTERNAL; 22621 moveCompleteApp = true; 22622 measurePath = Environment.getDataAppDirectory(volumeUuid); 22623 } 22624 22625 final PackageStats stats = new PackageStats(null, -1); 22626 synchronized (mInstaller) { 22627 for (int userId : installedUserIds) { 22628 if (!getPackageSizeInfoLI(packageName, userId, stats)) { 22629 freezer.close(); 22630 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22631 "Failed to measure package size"); 22632 } 22633 } 22634 } 22635 22636 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 22637 + stats.dataSize); 22638 22639 final long startFreeBytes = measurePath.getUsableSpace(); 22640 final long sizeBytes; 22641 if (moveCompleteApp) { 22642 sizeBytes = stats.codeSize + stats.dataSize; 22643 } else { 22644 sizeBytes = stats.codeSize; 22645 } 22646 22647 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 22648 freezer.close(); 22649 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22650 "Not enough free space to move"); 22651 } 22652 22653 mMoveCallbacks.notifyStatusChanged(moveId, 10); 22654 22655 final CountDownLatch installedLatch = new CountDownLatch(1); 22656 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 22657 @Override 22658 public void onUserActionRequired(Intent intent) throws RemoteException { 22659 throw new IllegalStateException(); 22660 } 22661 22662 @Override 22663 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 22664 Bundle extras) throws RemoteException { 22665 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 22666 + PackageManager.installStatusToString(returnCode, msg)); 22667 22668 installedLatch.countDown(); 22669 freezer.close(); 22670 22671 final int status = PackageManager.installStatusToPublicStatus(returnCode); 22672 switch (status) { 22673 case PackageInstaller.STATUS_SUCCESS: 22674 mMoveCallbacks.notifyStatusChanged(moveId, 22675 PackageManager.MOVE_SUCCEEDED); 22676 break; 22677 case PackageInstaller.STATUS_FAILURE_STORAGE: 22678 mMoveCallbacks.notifyStatusChanged(moveId, 22679 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 22680 break; 22681 default: 22682 mMoveCallbacks.notifyStatusChanged(moveId, 22683 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 22684 break; 22685 } 22686 } 22687 }; 22688 22689 final MoveInfo move; 22690 if (moveCompleteApp) { 22691 // Kick off a thread to report progress estimates 22692 new Thread() { 22693 @Override 22694 public void run() { 22695 while (true) { 22696 try { 22697 if (installedLatch.await(1, TimeUnit.SECONDS)) { 22698 break; 22699 } 22700 } catch (InterruptedException ignored) { 22701 } 22702 22703 final long deltaFreeBytes = startFreeBytes - measurePath.getUsableSpace(); 22704 final int progress = 10 + (int) MathUtils.constrain( 22705 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 22706 mMoveCallbacks.notifyStatusChanged(moveId, progress); 22707 } 22708 } 22709 }.start(); 22710 22711 final String dataAppName = codeFile.getName(); 22712 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 22713 dataAppName, appId, seinfo, targetSdkVersion); 22714 } else { 22715 move = null; 22716 } 22717 22718 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 22719 22720 final Message msg = mHandler.obtainMessage(INIT_COPY); 22721 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 22722 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 22723 installerPackageName, volumeUuid, null /*verificationInfo*/, user, 22724 packageAbiOverride, null /*grantedPermissions*/, null /*certificates*/, 22725 PackageManager.INSTALL_REASON_UNKNOWN); 22726 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 22727 msg.obj = params; 22728 22729 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 22730 System.identityHashCode(msg.obj)); 22731 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 22732 System.identityHashCode(msg.obj)); 22733 22734 mHandler.sendMessage(msg); 22735 } 22736 22737 @Override 22738 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 22739 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 22740 22741 final int realMoveId = mNextMoveId.getAndIncrement(); 22742 final Bundle extras = new Bundle(); 22743 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 22744 mMoveCallbacks.notifyCreated(realMoveId, extras); 22745 22746 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 22747 @Override 22748 public void onCreated(int moveId, Bundle extras) { 22749 // Ignored 22750 } 22751 22752 @Override 22753 public void onStatusChanged(int moveId, int status, long estMillis) { 22754 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 22755 } 22756 }; 22757 22758 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22759 storage.setPrimaryStorageUuid(volumeUuid, callback); 22760 return realMoveId; 22761 } 22762 22763 @Override 22764 public int getMoveStatus(int moveId) { 22765 mContext.enforceCallingOrSelfPermission( 22766 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22767 return mMoveCallbacks.mLastStatus.get(moveId); 22768 } 22769 22770 @Override 22771 public void registerMoveCallback(IPackageMoveObserver callback) { 22772 mContext.enforceCallingOrSelfPermission( 22773 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22774 mMoveCallbacks.register(callback); 22775 } 22776 22777 @Override 22778 public void unregisterMoveCallback(IPackageMoveObserver callback) { 22779 mContext.enforceCallingOrSelfPermission( 22780 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22781 mMoveCallbacks.unregister(callback); 22782 } 22783 22784 @Override 22785 public boolean setInstallLocation(int loc) { 22786 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 22787 null); 22788 if (getInstallLocation() == loc) { 22789 return true; 22790 } 22791 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 22792 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 22793 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 22794 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 22795 return true; 22796 } 22797 return false; 22798 } 22799 22800 @Override 22801 public int getInstallLocation() { 22802 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 22803 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 22804 PackageHelper.APP_INSTALL_AUTO); 22805 } 22806 22807 /** Called by UserManagerService */ 22808 void cleanUpUser(UserManagerService userManager, int userHandle) { 22809 synchronized (mPackages) { 22810 mDirtyUsers.remove(userHandle); 22811 mUserNeedsBadging.delete(userHandle); 22812 mSettings.removeUserLPw(userHandle); 22813 mPendingBroadcasts.remove(userHandle); 22814 mInstantAppRegistry.onUserRemovedLPw(userHandle); 22815 removeUnusedPackagesLPw(userManager, userHandle); 22816 } 22817 } 22818 22819 /** 22820 * We're removing userHandle and would like to remove any downloaded packages 22821 * that are no longer in use by any other user. 22822 * @param userHandle the user being removed 22823 */ 22824 private void removeUnusedPackagesLPw(UserManagerService userManager, final int userHandle) { 22825 final boolean DEBUG_CLEAN_APKS = false; 22826 int [] users = userManager.getUserIds(); 22827 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 22828 while (psit.hasNext()) { 22829 PackageSetting ps = psit.next(); 22830 if (ps.pkg == null) { 22831 continue; 22832 } 22833 final String packageName = ps.pkg.packageName; 22834 // Skip over if system app 22835 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 22836 continue; 22837 } 22838 if (DEBUG_CLEAN_APKS) { 22839 Slog.i(TAG, "Checking package " + packageName); 22840 } 22841 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 22842 if (keep) { 22843 if (DEBUG_CLEAN_APKS) { 22844 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 22845 } 22846 } else { 22847 for (int i = 0; i < users.length; i++) { 22848 if (users[i] != userHandle && ps.getInstalled(users[i])) { 22849 keep = true; 22850 if (DEBUG_CLEAN_APKS) { 22851 Slog.i(TAG, " Keeping package " + packageName + " for user " 22852 + users[i]); 22853 } 22854 break; 22855 } 22856 } 22857 } 22858 if (!keep) { 22859 if (DEBUG_CLEAN_APKS) { 22860 Slog.i(TAG, " Removing package " + packageName); 22861 } 22862 mHandler.post(new Runnable() { 22863 public void run() { 22864 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 22865 userHandle, 0); 22866 } //end run 22867 }); 22868 } 22869 } 22870 } 22871 22872 /** Called by UserManagerService */ 22873 void createNewUser(int userId, String[] disallowedPackages) { 22874 synchronized (mInstallLock) { 22875 mSettings.createNewUserLI(this, mInstaller, userId, disallowedPackages); 22876 } 22877 synchronized (mPackages) { 22878 scheduleWritePackageRestrictionsLocked(userId); 22879 scheduleWritePackageListLocked(userId); 22880 applyFactoryDefaultBrowserLPw(userId); 22881 primeDomainVerificationsLPw(userId); 22882 } 22883 } 22884 22885 void onNewUserCreated(final int userId) { 22886 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 22887 // If permission review for legacy apps is required, we represent 22888 // dagerous permissions for such apps as always granted runtime 22889 // permissions to keep per user flag state whether review is needed. 22890 // Hence, if a new user is added we have to propagate dangerous 22891 // permission grants for these legacy apps. 22892 if (mPermissionReviewRequired) { 22893 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 22894 | UPDATE_PERMISSIONS_REPLACE_ALL); 22895 } 22896 } 22897 22898 @Override 22899 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 22900 mContext.enforceCallingOrSelfPermission( 22901 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 22902 "Only package verification agents can read the verifier device identity"); 22903 22904 synchronized (mPackages) { 22905 return mSettings.getVerifierDeviceIdentityLPw(); 22906 } 22907 } 22908 22909 @Override 22910 public void setPermissionEnforced(String permission, boolean enforced) { 22911 // TODO: Now that we no longer change GID for storage, this should to away. 22912 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 22913 "setPermissionEnforced"); 22914 if (READ_EXTERNAL_STORAGE.equals(permission)) { 22915 synchronized (mPackages) { 22916 if (mSettings.mReadExternalStorageEnforced == null 22917 || mSettings.mReadExternalStorageEnforced != enforced) { 22918 mSettings.mReadExternalStorageEnforced = enforced; 22919 mSettings.writeLPr(); 22920 } 22921 } 22922 // kill any non-foreground processes so we restart them and 22923 // grant/revoke the GID. 22924 final IActivityManager am = ActivityManager.getService(); 22925 if (am != null) { 22926 final long token = Binder.clearCallingIdentity(); 22927 try { 22928 am.killProcessesBelowForeground("setPermissionEnforcement"); 22929 } catch (RemoteException e) { 22930 } finally { 22931 Binder.restoreCallingIdentity(token); 22932 } 22933 } 22934 } else { 22935 throw new IllegalArgumentException("No selective enforcement for " + permission); 22936 } 22937 } 22938 22939 @Override 22940 @Deprecated 22941 public boolean isPermissionEnforced(String permission) { 22942 return true; 22943 } 22944 22945 @Override 22946 public boolean isStorageLow() { 22947 final long token = Binder.clearCallingIdentity(); 22948 try { 22949 final DeviceStorageMonitorInternal 22950 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 22951 if (dsm != null) { 22952 return dsm.isMemoryLow(); 22953 } else { 22954 return false; 22955 } 22956 } finally { 22957 Binder.restoreCallingIdentity(token); 22958 } 22959 } 22960 22961 @Override 22962 public IPackageInstaller getPackageInstaller() { 22963 return mInstallerService; 22964 } 22965 22966 private boolean userNeedsBadging(int userId) { 22967 int index = mUserNeedsBadging.indexOfKey(userId); 22968 if (index < 0) { 22969 final UserInfo userInfo; 22970 final long token = Binder.clearCallingIdentity(); 22971 try { 22972 userInfo = sUserManager.getUserInfo(userId); 22973 } finally { 22974 Binder.restoreCallingIdentity(token); 22975 } 22976 final boolean b; 22977 if (userInfo != null && userInfo.isManagedProfile()) { 22978 b = true; 22979 } else { 22980 b = false; 22981 } 22982 mUserNeedsBadging.put(userId, b); 22983 return b; 22984 } 22985 return mUserNeedsBadging.valueAt(index); 22986 } 22987 22988 @Override 22989 public KeySet getKeySetByAlias(String packageName, String alias) { 22990 if (packageName == null || alias == null) { 22991 return null; 22992 } 22993 synchronized(mPackages) { 22994 final PackageParser.Package pkg = mPackages.get(packageName); 22995 if (pkg == null) { 22996 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22997 throw new IllegalArgumentException("Unknown package: " + packageName); 22998 } 22999 KeySetManagerService ksms = mSettings.mKeySetManagerService; 23000 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 23001 } 23002 } 23003 23004 @Override 23005 public KeySet getSigningKeySet(String packageName) { 23006 if (packageName == null) { 23007 return null; 23008 } 23009 synchronized(mPackages) { 23010 final PackageParser.Package pkg = mPackages.get(packageName); 23011 if (pkg == null) { 23012 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 23013 throw new IllegalArgumentException("Unknown package: " + packageName); 23014 } 23015 if (pkg.applicationInfo.uid != Binder.getCallingUid() 23016 && Process.SYSTEM_UID != Binder.getCallingUid()) { 23017 throw new SecurityException("May not access signing KeySet of other apps."); 23018 } 23019 KeySetManagerService ksms = mSettings.mKeySetManagerService; 23020 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 23021 } 23022 } 23023 23024 @Override 23025 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 23026 if (packageName == null || ks == null) { 23027 return false; 23028 } 23029 synchronized(mPackages) { 23030 final PackageParser.Package pkg = mPackages.get(packageName); 23031 if (pkg == null) { 23032 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 23033 throw new IllegalArgumentException("Unknown package: " + packageName); 23034 } 23035 IBinder ksh = ks.getToken(); 23036 if (ksh instanceof KeySetHandle) { 23037 KeySetManagerService ksms = mSettings.mKeySetManagerService; 23038 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 23039 } 23040 return false; 23041 } 23042 } 23043 23044 @Override 23045 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 23046 if (packageName == null || ks == null) { 23047 return false; 23048 } 23049 synchronized(mPackages) { 23050 final PackageParser.Package pkg = mPackages.get(packageName); 23051 if (pkg == null) { 23052 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 23053 throw new IllegalArgumentException("Unknown package: " + packageName); 23054 } 23055 IBinder ksh = ks.getToken(); 23056 if (ksh instanceof KeySetHandle) { 23057 KeySetManagerService ksms = mSettings.mKeySetManagerService; 23058 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 23059 } 23060 return false; 23061 } 23062 } 23063 23064 private void deletePackageIfUnusedLPr(final String packageName) { 23065 PackageSetting ps = mSettings.mPackages.get(packageName); 23066 if (ps == null) { 23067 return; 23068 } 23069 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 23070 // TODO Implement atomic delete if package is unused 23071 // It is currently possible that the package will be deleted even if it is installed 23072 // after this method returns. 23073 mHandler.post(new Runnable() { 23074 public void run() { 23075 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 23076 0, PackageManager.DELETE_ALL_USERS); 23077 } 23078 }); 23079 } 23080 } 23081 23082 /** 23083 * Check and throw if the given before/after packages would be considered a 23084 * downgrade. 23085 */ 23086 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 23087 throws PackageManagerException { 23088 if (after.versionCode < before.mVersionCode) { 23089 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 23090 "Update version code " + after.versionCode + " is older than current " 23091 + before.mVersionCode); 23092 } else if (after.versionCode == before.mVersionCode) { 23093 if (after.baseRevisionCode < before.baseRevisionCode) { 23094 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 23095 "Update base revision code " + after.baseRevisionCode 23096 + " is older than current " + before.baseRevisionCode); 23097 } 23098 23099 if (!ArrayUtils.isEmpty(after.splitNames)) { 23100 for (int i = 0; i < after.splitNames.length; i++) { 23101 final String splitName = after.splitNames[i]; 23102 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 23103 if (j != -1) { 23104 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 23105 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 23106 "Update split " + splitName + " revision code " 23107 + after.splitRevisionCodes[i] + " is older than current " 23108 + before.splitRevisionCodes[j]); 23109 } 23110 } 23111 } 23112 } 23113 } 23114 } 23115 23116 private static class MoveCallbacks extends Handler { 23117 private static final int MSG_CREATED = 1; 23118 private static final int MSG_STATUS_CHANGED = 2; 23119 23120 private final RemoteCallbackList<IPackageMoveObserver> 23121 mCallbacks = new RemoteCallbackList<>(); 23122 23123 private final SparseIntArray mLastStatus = new SparseIntArray(); 23124 23125 public MoveCallbacks(Looper looper) { 23126 super(looper); 23127 } 23128 23129 public void register(IPackageMoveObserver callback) { 23130 mCallbacks.register(callback); 23131 } 23132 23133 public void unregister(IPackageMoveObserver callback) { 23134 mCallbacks.unregister(callback); 23135 } 23136 23137 @Override 23138 public void handleMessage(Message msg) { 23139 final SomeArgs args = (SomeArgs) msg.obj; 23140 final int n = mCallbacks.beginBroadcast(); 23141 for (int i = 0; i < n; i++) { 23142 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 23143 try { 23144 invokeCallback(callback, msg.what, args); 23145 } catch (RemoteException ignored) { 23146 } 23147 } 23148 mCallbacks.finishBroadcast(); 23149 args.recycle(); 23150 } 23151 23152 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 23153 throws RemoteException { 23154 switch (what) { 23155 case MSG_CREATED: { 23156 callback.onCreated(args.argi1, (Bundle) args.arg2); 23157 break; 23158 } 23159 case MSG_STATUS_CHANGED: { 23160 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 23161 break; 23162 } 23163 } 23164 } 23165 23166 private void notifyCreated(int moveId, Bundle extras) { 23167 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 23168 23169 final SomeArgs args = SomeArgs.obtain(); 23170 args.argi1 = moveId; 23171 args.arg2 = extras; 23172 obtainMessage(MSG_CREATED, args).sendToTarget(); 23173 } 23174 23175 private void notifyStatusChanged(int moveId, int status) { 23176 notifyStatusChanged(moveId, status, -1); 23177 } 23178 23179 private void notifyStatusChanged(int moveId, int status, long estMillis) { 23180 Slog.v(TAG, "Move " + moveId + " status " + status); 23181 23182 final SomeArgs args = SomeArgs.obtain(); 23183 args.argi1 = moveId; 23184 args.argi2 = status; 23185 args.arg3 = estMillis; 23186 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 23187 23188 synchronized (mLastStatus) { 23189 mLastStatus.put(moveId, status); 23190 } 23191 } 23192 } 23193 23194 private final static class OnPermissionChangeListeners extends Handler { 23195 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 23196 23197 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 23198 new RemoteCallbackList<>(); 23199 23200 public OnPermissionChangeListeners(Looper looper) { 23201 super(looper); 23202 } 23203 23204 @Override 23205 public void handleMessage(Message msg) { 23206 switch (msg.what) { 23207 case MSG_ON_PERMISSIONS_CHANGED: { 23208 final int uid = msg.arg1; 23209 handleOnPermissionsChanged(uid); 23210 } break; 23211 } 23212 } 23213 23214 public void addListenerLocked(IOnPermissionsChangeListener listener) { 23215 mPermissionListeners.register(listener); 23216 23217 } 23218 23219 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 23220 mPermissionListeners.unregister(listener); 23221 } 23222 23223 public void onPermissionsChanged(int uid) { 23224 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 23225 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 23226 } 23227 } 23228 23229 private void handleOnPermissionsChanged(int uid) { 23230 final int count = mPermissionListeners.beginBroadcast(); 23231 try { 23232 for (int i = 0; i < count; i++) { 23233 IOnPermissionsChangeListener callback = mPermissionListeners 23234 .getBroadcastItem(i); 23235 try { 23236 callback.onPermissionsChanged(uid); 23237 } catch (RemoteException e) { 23238 Log.e(TAG, "Permission listener is dead", e); 23239 } 23240 } 23241 } finally { 23242 mPermissionListeners.finishBroadcast(); 23243 } 23244 } 23245 } 23246 23247 private class PackageManagerInternalImpl extends PackageManagerInternal { 23248 @Override 23249 public void setLocationPackagesProvider(PackagesProvider provider) { 23250 synchronized (mPackages) { 23251 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 23252 } 23253 } 23254 23255 @Override 23256 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 23257 synchronized (mPackages) { 23258 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 23259 } 23260 } 23261 23262 @Override 23263 public void setSmsAppPackagesProvider(PackagesProvider provider) { 23264 synchronized (mPackages) { 23265 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 23266 } 23267 } 23268 23269 @Override 23270 public void setDialerAppPackagesProvider(PackagesProvider provider) { 23271 synchronized (mPackages) { 23272 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 23273 } 23274 } 23275 23276 @Override 23277 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 23278 synchronized (mPackages) { 23279 mDefaultPermissionPolicy.setSimCallManagerPackagesProviderLPw(provider); 23280 } 23281 } 23282 23283 @Override 23284 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 23285 synchronized (mPackages) { 23286 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 23287 } 23288 } 23289 23290 @Override 23291 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 23292 synchronized (mPackages) { 23293 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 23294 packageName, userId); 23295 } 23296 } 23297 23298 @Override 23299 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 23300 synchronized (mPackages) { 23301 mSettings.setDefaultDialerPackageNameLPw(packageName, userId); 23302 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 23303 packageName, userId); 23304 } 23305 } 23306 23307 @Override 23308 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 23309 synchronized (mPackages) { 23310 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManagerLPr( 23311 packageName, userId); 23312 } 23313 } 23314 23315 @Override 23316 public void setKeepUninstalledPackages(final List<String> packageList) { 23317 Preconditions.checkNotNull(packageList); 23318 List<String> removedFromList = null; 23319 synchronized (mPackages) { 23320 if (mKeepUninstalledPackages != null) { 23321 final int packagesCount = mKeepUninstalledPackages.size(); 23322 for (int i = 0; i < packagesCount; i++) { 23323 String oldPackage = mKeepUninstalledPackages.get(i); 23324 if (packageList != null && packageList.contains(oldPackage)) { 23325 continue; 23326 } 23327 if (removedFromList == null) { 23328 removedFromList = new ArrayList<>(); 23329 } 23330 removedFromList.add(oldPackage); 23331 } 23332 } 23333 mKeepUninstalledPackages = new ArrayList<>(packageList); 23334 if (removedFromList != null) { 23335 final int removedCount = removedFromList.size(); 23336 for (int i = 0; i < removedCount; i++) { 23337 deletePackageIfUnusedLPr(removedFromList.get(i)); 23338 } 23339 } 23340 } 23341 } 23342 23343 @Override 23344 public boolean isPermissionsReviewRequired(String packageName, int userId) { 23345 synchronized (mPackages) { 23346 // If we do not support permission review, done. 23347 if (!mPermissionReviewRequired) { 23348 return false; 23349 } 23350 23351 PackageSetting packageSetting = mSettings.mPackages.get(packageName); 23352 if (packageSetting == null) { 23353 return false; 23354 } 23355 23356 // Permission review applies only to apps not supporting the new permission model. 23357 if (packageSetting.pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.M) { 23358 return false; 23359 } 23360 23361 // Legacy apps have the permission and get user consent on launch. 23362 PermissionsState permissionsState = packageSetting.getPermissionsState(); 23363 return permissionsState.isPermissionReviewRequired(userId); 23364 } 23365 } 23366 23367 @Override 23368 public ApplicationInfo getApplicationInfo(String packageName, int userId) { 23369 return PackageManagerService.this.getApplicationInfo(packageName, 0 /*flags*/, userId); 23370 } 23371 23372 @Override 23373 public ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 23374 int userId) { 23375 return PackageManagerService.this.getHomeActivitiesAsUser(allHomeCandidates, userId); 23376 } 23377 23378 @Override 23379 public void setDeviceAndProfileOwnerPackages( 23380 int deviceOwnerUserId, String deviceOwnerPackage, 23381 SparseArray<String> profileOwnerPackages) { 23382 mProtectedPackages.setDeviceAndProfileOwnerPackages( 23383 deviceOwnerUserId, deviceOwnerPackage, profileOwnerPackages); 23384 } 23385 23386 @Override 23387 public boolean isPackageDataProtected(int userId, String packageName) { 23388 return mProtectedPackages.isPackageDataProtected(userId, packageName); 23389 } 23390 23391 @Override 23392 public boolean isPackageEphemeral(int userId, String packageName) { 23393 synchronized (mPackages) { 23394 final PackageSetting ps = mSettings.mPackages.get(packageName); 23395 return ps != null ? ps.getInstantApp(userId) : false; 23396 } 23397 } 23398 23399 @Override 23400 public boolean wasPackageEverLaunched(String packageName, int userId) { 23401 synchronized (mPackages) { 23402 return mSettings.wasPackageEverLaunchedLPr(packageName, userId); 23403 } 23404 } 23405 23406 @Override 23407 public void grantRuntimePermission(String packageName, String name, int userId, 23408 boolean overridePolicy) { 23409 PackageManagerService.this.grantRuntimePermission(packageName, name, userId, 23410 overridePolicy); 23411 } 23412 23413 @Override 23414 public void revokeRuntimePermission(String packageName, String name, int userId, 23415 boolean overridePolicy) { 23416 PackageManagerService.this.revokeRuntimePermission(packageName, name, userId, 23417 overridePolicy); 23418 } 23419 23420 @Override 23421 public String getNameForUid(int uid) { 23422 return PackageManagerService.this.getNameForUid(uid); 23423 } 23424 23425 @Override 23426 public void requestInstantAppResolutionPhaseTwo(AuxiliaryResolveInfo responseObj, 23427 Intent origIntent, String resolvedType, String callingPackage, int userId) { 23428 PackageManagerService.this.requestInstantAppResolutionPhaseTwo( 23429 responseObj, origIntent, resolvedType, callingPackage, userId); 23430 } 23431 23432 @Override 23433 public void grantEphemeralAccess(int userId, Intent intent, 23434 int targetAppId, int ephemeralAppId) { 23435 synchronized (mPackages) { 23436 mInstantAppRegistry.grantInstantAccessLPw(userId, intent, 23437 targetAppId, ephemeralAppId); 23438 } 23439 } 23440 23441 @Override 23442 public boolean isInstantAppInstallerComponent(ComponentName component) { 23443 synchronized (mPackages) { 23444 return mInstantAppInstallerActivity != null 23445 && mInstantAppInstallerActivity.getComponentName().equals(component); 23446 } 23447 } 23448 23449 @Override 23450 public void pruneInstantApps() { 23451 synchronized (mPackages) { 23452 mInstantAppRegistry.pruneInstantAppsLPw(); 23453 } 23454 } 23455 23456 @Override 23457 public String getSetupWizardPackageName() { 23458 return mSetupWizardPackage; 23459 } 23460 23461 public void setExternalSourcesPolicy(ExternalSourcesPolicy policy) { 23462 if (policy != null) { 23463 mExternalSourcesPolicy = policy; 23464 } 23465 } 23466 23467 @Override 23468 public boolean isPackagePersistent(String packageName) { 23469 synchronized (mPackages) { 23470 PackageParser.Package pkg = mPackages.get(packageName); 23471 return pkg != null 23472 ? ((pkg.applicationInfo.flags&(ApplicationInfo.FLAG_SYSTEM 23473 | ApplicationInfo.FLAG_PERSISTENT)) == 23474 (ApplicationInfo.FLAG_SYSTEM | ApplicationInfo.FLAG_PERSISTENT)) 23475 : false; 23476 } 23477 } 23478 23479 @Override 23480 public List<PackageInfo> getOverlayPackages(int userId) { 23481 final ArrayList<PackageInfo> overlayPackages = new ArrayList<PackageInfo>(); 23482 synchronized (mPackages) { 23483 for (PackageParser.Package p : mPackages.values()) { 23484 if (p.mOverlayTarget != null) { 23485 PackageInfo pkg = generatePackageInfo((PackageSetting)p.mExtras, 0, userId); 23486 if (pkg != null) { 23487 overlayPackages.add(pkg); 23488 } 23489 } 23490 } 23491 } 23492 return overlayPackages; 23493 } 23494 23495 @Override 23496 public List<String> getTargetPackageNames(int userId) { 23497 List<String> targetPackages = new ArrayList<>(); 23498 synchronized (mPackages) { 23499 for (PackageParser.Package p : mPackages.values()) { 23500 if (p.mOverlayTarget == null) { 23501 targetPackages.add(p.packageName); 23502 } 23503 } 23504 } 23505 return targetPackages; 23506 } 23507 23508 @Override 23509 public boolean setEnabledOverlayPackages(int userId, @NonNull String targetPackageName, 23510 @Nullable List<String> overlayPackageNames) { 23511 synchronized (mPackages) { 23512 if (targetPackageName == null || mPackages.get(targetPackageName) == null) { 23513 Slog.e(TAG, "failed to find package " + targetPackageName); 23514 return false; 23515 } 23516 23517 ArrayList<String> paths = null; 23518 if (overlayPackageNames != null) { 23519 final int N = overlayPackageNames.size(); 23520 paths = new ArrayList<>(N); 23521 for (int i = 0; i < N; i++) { 23522 final String packageName = overlayPackageNames.get(i); 23523 final PackageParser.Package pkg = mPackages.get(packageName); 23524 if (pkg == null) { 23525 Slog.e(TAG, "failed to find package " + packageName); 23526 return false; 23527 } 23528 paths.add(pkg.baseCodePath); 23529 } 23530 } 23531 23532 ArrayMap<String, ArrayList<String>> userSpecificOverlays = 23533 mEnabledOverlayPaths.get(userId); 23534 if (userSpecificOverlays == null) { 23535 userSpecificOverlays = new ArrayMap<>(); 23536 mEnabledOverlayPaths.put(userId, userSpecificOverlays); 23537 } 23538 23539 if (paths != null && paths.size() > 0) { 23540 userSpecificOverlays.put(targetPackageName, paths); 23541 } else { 23542 userSpecificOverlays.remove(targetPackageName); 23543 } 23544 return true; 23545 } 23546 } 23547 23548 @Override 23549 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 23550 int flags, int userId) { 23551 return resolveIntentInternal( 23552 intent, resolvedType, flags, userId, true /*includeInstantApps*/); 23553 } 23554 23555 @Override 23556 public ResolveInfo resolveService(Intent intent, String resolvedType, 23557 int flags, int userId, int callingUid) { 23558 return resolveServiceInternal( 23559 intent, resolvedType, flags, userId, callingUid, true /*includeInstantApps*/); 23560 } 23561 23562 @Override 23563 public void addIsolatedUid(int isolatedUid, int ownerUid) { 23564 synchronized (mPackages) { 23565 mIsolatedOwners.put(isolatedUid, ownerUid); 23566 } 23567 } 23568 23569 @Override 23570 public void removeIsolatedUid(int isolatedUid) { 23571 synchronized (mPackages) { 23572 mIsolatedOwners.delete(isolatedUid); 23573 } 23574 } 23575 } 23576 23577 @Override 23578 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 23579 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 23580 synchronized (mPackages) { 23581 final long identity = Binder.clearCallingIdentity(); 23582 try { 23583 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 23584 packageNames, userId); 23585 } finally { 23586 Binder.restoreCallingIdentity(identity); 23587 } 23588 } 23589 } 23590 23591 @Override 23592 public void grantDefaultPermissionsToEnabledImsServices(String[] packageNames, int userId) { 23593 enforceSystemOrPhoneCaller("grantDefaultPermissionsToEnabledImsServices"); 23594 synchronized (mPackages) { 23595 final long identity = Binder.clearCallingIdentity(); 23596 try { 23597 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledImsServicesLPr( 23598 packageNames, userId); 23599 } finally { 23600 Binder.restoreCallingIdentity(identity); 23601 } 23602 } 23603 } 23604 23605 private static void enforceSystemOrPhoneCaller(String tag) { 23606 int callingUid = Binder.getCallingUid(); 23607 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 23608 throw new SecurityException( 23609 "Cannot call " + tag + " from UID " + callingUid); 23610 } 23611 } 23612 23613 boolean isHistoricalPackageUsageAvailable() { 23614 return mPackageUsage.isHistoricalPackageUsageAvailable(); 23615 } 23616 23617 /** 23618 * Return a <b>copy</b> of the collection of packages known to the package manager. 23619 * @return A copy of the values of mPackages. 23620 */ 23621 Collection<PackageParser.Package> getPackages() { 23622 synchronized (mPackages) { 23623 return new ArrayList<>(mPackages.values()); 23624 } 23625 } 23626 23627 /** 23628 * Logs process start information (including base APK hash) to the security log. 23629 * @hide 23630 */ 23631 public void logAppProcessStartIfNeeded(String processName, int uid, String seinfo, 23632 String apkFile, int pid) { 23633 if (!SecurityLog.isLoggingEnabled()) { 23634 return; 23635 } 23636 Bundle data = new Bundle(); 23637 data.putLong("startTimestamp", System.currentTimeMillis()); 23638 data.putString("processName", processName); 23639 data.putInt("uid", uid); 23640 data.putString("seinfo", seinfo); 23641 data.putString("apkFile", apkFile); 23642 data.putInt("pid", pid); 23643 Message msg = mProcessLoggingHandler.obtainMessage( 23644 ProcessLoggingHandler.LOG_APP_PROCESS_START_MSG); 23645 msg.setData(data); 23646 mProcessLoggingHandler.sendMessage(msg); 23647 } 23648 23649 public CompilerStats.PackageStats getCompilerPackageStats(String pkgName) { 23650 return mCompilerStats.getPackageStats(pkgName); 23651 } 23652 23653 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(PackageParser.Package pkg) { 23654 return getOrCreateCompilerPackageStats(pkg.packageName); 23655 } 23656 23657 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(String pkgName) { 23658 return mCompilerStats.getOrCreatePackageStats(pkgName); 23659 } 23660 23661 public void deleteCompilerPackageStats(String pkgName) { 23662 mCompilerStats.deletePackageStats(pkgName); 23663 } 23664 23665 @Override 23666 public int getInstallReason(String packageName, int userId) { 23667 enforceCrossUserPermission(Binder.getCallingUid(), userId, 23668 true /* requireFullPermission */, false /* checkShell */, 23669 "get install reason"); 23670 synchronized (mPackages) { 23671 final PackageSetting ps = mSettings.mPackages.get(packageName); 23672 if (ps != null) { 23673 return ps.getInstallReason(userId); 23674 } 23675 } 23676 return PackageManager.INSTALL_REASON_UNKNOWN; 23677 } 23678 23679 @Override 23680 public boolean canRequestPackageInstalls(String packageName, int userId) { 23681 int callingUid = Binder.getCallingUid(); 23682 int uid = getPackageUid(packageName, 0, userId); 23683 if (callingUid != uid && callingUid != Process.ROOT_UID 23684 && callingUid != Process.SYSTEM_UID) { 23685 throw new SecurityException( 23686 "Caller uid " + callingUid + " does not own package " + packageName); 23687 } 23688 ApplicationInfo info = getApplicationInfo(packageName, 0, userId); 23689 if (info == null) { 23690 return false; 23691 } 23692 if (info.targetSdkVersion < Build.VERSION_CODES.O) { 23693 throw new UnsupportedOperationException( 23694 "Operation only supported on apps targeting Android O or higher"); 23695 } 23696 String appOpPermission = Manifest.permission.REQUEST_INSTALL_PACKAGES; 23697 String[] packagesDeclaringPermission = getAppOpPermissionPackages(appOpPermission); 23698 if (!ArrayUtils.contains(packagesDeclaringPermission, packageName)) { 23699 throw new SecurityException("Need to declare " + appOpPermission + " to call this api"); 23700 } 23701 if (sUserManager.hasUserRestriction(UserManager.DISALLOW_INSTALL_UNKNOWN_SOURCES, userId)) { 23702 return false; 23703 } 23704 if (mExternalSourcesPolicy != null) { 23705 int isTrusted = mExternalSourcesPolicy.getPackageTrustedToInstallApps(packageName, uid); 23706 if (isTrusted != PackageManagerInternal.ExternalSourcesPolicy.USER_DEFAULT) { 23707 return isTrusted == PackageManagerInternal.ExternalSourcesPolicy.USER_TRUSTED; 23708 } 23709 } 23710 return checkUidPermission(appOpPermission, uid) == PERMISSION_GRANTED; 23711 } 23712 23713 @Override 23714 public ComponentName getInstantAppResolverSettingsComponent() { 23715 return mInstantAppResolverSettingsComponent; 23716 } 23717 23718 @Override 23719 public ComponentName getInstantAppInstallerComponent() { 23720 return mInstantAppInstallerActivity == null 23721 ? null : mInstantAppInstallerActivity.getComponentName(); 23722 } 23723 23724 @Override 23725 public String getInstantAppAndroidId(String packageName, int userId) { 23726 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.ACCESS_INSTANT_APPS, 23727 "getInstantAppAndroidId"); 23728 enforceCrossUserPermission(Binder.getCallingUid(), userId, 23729 true /* requireFullPermission */, false /* checkShell */, 23730 "getInstantAppAndroidId"); 23731 // Make sure the target is an Instant App. 23732 if (!isInstantApp(packageName, userId)) { 23733 return null; 23734 } 23735 synchronized (mPackages) { 23736 return mInstantAppRegistry.getInstantAppAndroidIdLPw(packageName, userId); 23737 } 23738 } 23739} 23740 23741interface PackageSender { 23742 void sendPackageBroadcast(final String action, final String pkg, 23743 final Bundle extras, final int flags, final String targetPkg, 23744 final IIntentReceiver finishedReceiver, final int[] userIds); 23745 void sendPackageAddedForNewUsers(String packageName, boolean isSystem, 23746 int appId, int... userIds); 23747} 23748