PackageManagerService.java revision 53d52c8fbf814154aaa0d4209efefd4f6cb2f465
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 && (provider.info.flags & ProviderInfo.FLAG_VISIBLE_TO_EPHEMERAL) == 0) { 7687 return null; 7688 } 7689 // provider not enabled 7690 if (!mSettings.isEnabledAndMatchLPr(provider.info, flags, userId)) { 7691 return null; 7692 } 7693 return PackageParser.generateProviderInfo( 7694 provider, flags, ps.readUserState(userId), userId); 7695 } 7696 return null; 7697 } 7698 } 7699 7700 /** 7701 * @deprecated 7702 */ 7703 @Deprecated 7704 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 7705 // reader 7706 synchronized (mPackages) { 7707 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 7708 .entrySet().iterator(); 7709 final int userId = UserHandle.getCallingUserId(); 7710 while (i.hasNext()) { 7711 Map.Entry<String, PackageParser.Provider> entry = i.next(); 7712 PackageParser.Provider p = entry.getValue(); 7713 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 7714 7715 if (ps != null && p.syncable 7716 && (!mSafeMode || (p.info.applicationInfo.flags 7717 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 7718 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 7719 ps.readUserState(userId), userId); 7720 if (info != null) { 7721 outNames.add(entry.getKey()); 7722 outInfo.add(info); 7723 } 7724 } 7725 } 7726 } 7727 } 7728 7729 @Override 7730 public @NonNull ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 7731 int uid, int flags, String metaDataKey) { 7732 final int userId = processName != null ? UserHandle.getUserId(uid) 7733 : UserHandle.getCallingUserId(); 7734 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7735 flags = updateFlagsForComponent(flags, userId, processName); 7736 7737 ArrayList<ProviderInfo> finalList = null; 7738 // reader 7739 synchronized (mPackages) { 7740 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 7741 while (i.hasNext()) { 7742 final PackageParser.Provider p = i.next(); 7743 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 7744 if (ps != null && p.info.authority != null 7745 && (processName == null 7746 || (p.info.processName.equals(processName) 7747 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 7748 && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 7749 7750 // See PM.queryContentProviders()'s javadoc for why we have the metaData 7751 // parameter. 7752 if (metaDataKey != null 7753 && (p.metaData == null || !p.metaData.containsKey(metaDataKey))) { 7754 continue; 7755 } 7756 7757 if (finalList == null) { 7758 finalList = new ArrayList<ProviderInfo>(3); 7759 } 7760 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 7761 ps.readUserState(userId), userId); 7762 if (info != null) { 7763 finalList.add(info); 7764 } 7765 } 7766 } 7767 } 7768 7769 if (finalList != null) { 7770 Collections.sort(finalList, mProviderInitOrderSorter); 7771 return new ParceledListSlice<ProviderInfo>(finalList); 7772 } 7773 7774 return ParceledListSlice.emptyList(); 7775 } 7776 7777 @Override 7778 public InstrumentationInfo getInstrumentationInfo(ComponentName name, int flags) { 7779 // reader 7780 synchronized (mPackages) { 7781 final PackageParser.Instrumentation i = mInstrumentation.get(name); 7782 return PackageParser.generateInstrumentationInfo(i, flags); 7783 } 7784 } 7785 7786 @Override 7787 public @NonNull ParceledListSlice<InstrumentationInfo> queryInstrumentation( 7788 String targetPackage, int flags) { 7789 return new ParceledListSlice<>(queryInstrumentationInternal(targetPackage, flags)); 7790 } 7791 7792 private @NonNull List<InstrumentationInfo> queryInstrumentationInternal(String targetPackage, 7793 int flags) { 7794 ArrayList<InstrumentationInfo> finalList = new ArrayList<InstrumentationInfo>(); 7795 7796 // reader 7797 synchronized (mPackages) { 7798 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 7799 while (i.hasNext()) { 7800 final PackageParser.Instrumentation p = i.next(); 7801 if (targetPackage == null 7802 || targetPackage.equals(p.info.targetPackage)) { 7803 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 7804 flags); 7805 if (ii != null) { 7806 finalList.add(ii); 7807 } 7808 } 7809 } 7810 } 7811 7812 return finalList; 7813 } 7814 7815 private void scanDirTracedLI(File dir, final int parseFlags, int scanFlags, long currentTime) { 7816 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir [" + dir.getAbsolutePath() + "]"); 7817 try { 7818 scanDirLI(dir, parseFlags, scanFlags, currentTime); 7819 } finally { 7820 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7821 } 7822 } 7823 7824 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 7825 final File[] files = dir.listFiles(); 7826 if (ArrayUtils.isEmpty(files)) { 7827 Log.d(TAG, "No files in app dir " + dir); 7828 return; 7829 } 7830 7831 if (DEBUG_PACKAGE_SCANNING) { 7832 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 7833 + " flags=0x" + Integer.toHexString(parseFlags)); 7834 } 7835 ParallelPackageParser parallelPackageParser = new ParallelPackageParser( 7836 mSeparateProcesses, mOnlyCore, mMetrics, mCacheDir, mPackageParserCallback); 7837 7838 // Submit files for parsing in parallel 7839 int fileCount = 0; 7840 for (File file : files) { 7841 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 7842 && !PackageInstallerService.isStageName(file.getName()); 7843 if (!isPackage) { 7844 // Ignore entries which are not packages 7845 continue; 7846 } 7847 parallelPackageParser.submit(file, parseFlags); 7848 fileCount++; 7849 } 7850 7851 // Process results one by one 7852 for (; fileCount > 0; fileCount--) { 7853 ParallelPackageParser.ParseResult parseResult = parallelPackageParser.take(); 7854 Throwable throwable = parseResult.throwable; 7855 int errorCode = PackageManager.INSTALL_SUCCEEDED; 7856 7857 if (throwable == null) { 7858 // Static shared libraries have synthetic package names 7859 if (parseResult.pkg.applicationInfo.isStaticSharedLibrary()) { 7860 renameStaticSharedLibraryPackage(parseResult.pkg); 7861 } 7862 try { 7863 if (errorCode == PackageManager.INSTALL_SUCCEEDED) { 7864 scanPackageLI(parseResult.pkg, parseResult.scanFile, parseFlags, scanFlags, 7865 currentTime, null); 7866 } 7867 } catch (PackageManagerException e) { 7868 errorCode = e.error; 7869 Slog.w(TAG, "Failed to scan " + parseResult.scanFile + ": " + e.getMessage()); 7870 } 7871 } else if (throwable instanceof PackageParser.PackageParserException) { 7872 PackageParser.PackageParserException e = (PackageParser.PackageParserException) 7873 throwable; 7874 errorCode = e.error; 7875 Slog.w(TAG, "Failed to parse " + parseResult.scanFile + ": " + e.getMessage()); 7876 } else { 7877 throw new IllegalStateException("Unexpected exception occurred while parsing " 7878 + parseResult.scanFile, throwable); 7879 } 7880 7881 // Delete invalid userdata apps 7882 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 7883 errorCode == PackageManager.INSTALL_FAILED_INVALID_APK) { 7884 logCriticalInfo(Log.WARN, 7885 "Deleting invalid package at " + parseResult.scanFile); 7886 removeCodePathLI(parseResult.scanFile); 7887 } 7888 } 7889 parallelPackageParser.close(); 7890 } 7891 7892 private static File getSettingsProblemFile() { 7893 File dataDir = Environment.getDataDirectory(); 7894 File systemDir = new File(dataDir, "system"); 7895 File fname = new File(systemDir, "uiderrors.txt"); 7896 return fname; 7897 } 7898 7899 static void reportSettingsProblem(int priority, String msg) { 7900 logCriticalInfo(priority, msg); 7901 } 7902 7903 public static void logCriticalInfo(int priority, String msg) { 7904 Slog.println(priority, TAG, msg); 7905 EventLogTags.writePmCriticalInfo(msg); 7906 try { 7907 File fname = getSettingsProblemFile(); 7908 FileOutputStream out = new FileOutputStream(fname, true); 7909 PrintWriter pw = new FastPrintWriter(out); 7910 SimpleDateFormat formatter = new SimpleDateFormat(); 7911 String dateString = formatter.format(new Date(System.currentTimeMillis())); 7912 pw.println(dateString + ": " + msg); 7913 pw.close(); 7914 FileUtils.setPermissions( 7915 fname.toString(), 7916 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 7917 -1, -1); 7918 } catch (java.io.IOException e) { 7919 } 7920 } 7921 7922 private long getLastModifiedTime(PackageParser.Package pkg, File srcFile) { 7923 if (srcFile.isDirectory()) { 7924 final File baseFile = new File(pkg.baseCodePath); 7925 long maxModifiedTime = baseFile.lastModified(); 7926 if (pkg.splitCodePaths != null) { 7927 for (int i = pkg.splitCodePaths.length - 1; i >=0; --i) { 7928 final File splitFile = new File(pkg.splitCodePaths[i]); 7929 maxModifiedTime = Math.max(maxModifiedTime, splitFile.lastModified()); 7930 } 7931 } 7932 return maxModifiedTime; 7933 } 7934 return srcFile.lastModified(); 7935 } 7936 7937 private void collectCertificatesLI(PackageSetting ps, PackageParser.Package pkg, File srcFile, 7938 final int policyFlags) throws PackageManagerException { 7939 // When upgrading from pre-N MR1, verify the package time stamp using the package 7940 // directory and not the APK file. 7941 final long lastModifiedTime = mIsPreNMR1Upgrade 7942 ? new File(pkg.codePath).lastModified() : getLastModifiedTime(pkg, srcFile); 7943 if (ps != null 7944 && ps.codePath.equals(srcFile) 7945 && ps.timeStamp == lastModifiedTime 7946 && !isCompatSignatureUpdateNeeded(pkg) 7947 && !isRecoverSignatureUpdateNeeded(pkg)) { 7948 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 7949 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7950 ArraySet<PublicKey> signingKs; 7951 synchronized (mPackages) { 7952 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 7953 } 7954 if (ps.signatures.mSignatures != null 7955 && ps.signatures.mSignatures.length != 0 7956 && signingKs != null) { 7957 // Optimization: reuse the existing cached certificates 7958 // if the package appears to be unchanged. 7959 pkg.mSignatures = ps.signatures.mSignatures; 7960 pkg.mSigningKeys = signingKs; 7961 return; 7962 } 7963 7964 Slog.w(TAG, "PackageSetting for " + ps.name 7965 + " is missing signatures. Collecting certs again to recover them."); 7966 } else { 7967 Slog.i(TAG, srcFile.toString() + " changed; collecting certs"); 7968 } 7969 7970 try { 7971 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 7972 PackageParser.collectCertificates(pkg, policyFlags); 7973 } catch (PackageParserException e) { 7974 throw PackageManagerException.from(e); 7975 } finally { 7976 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7977 } 7978 } 7979 7980 /** 7981 * Traces a package scan. 7982 * @see #scanPackageLI(File, int, int, long, UserHandle) 7983 */ 7984 private PackageParser.Package scanPackageTracedLI(File scanFile, final int parseFlags, 7985 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 7986 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage [" + scanFile.toString() + "]"); 7987 try { 7988 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 7989 } finally { 7990 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7991 } 7992 } 7993 7994 /** 7995 * Scans a package and returns the newly parsed package. 7996 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 7997 */ 7998 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 7999 long currentTime, UserHandle user) throws PackageManagerException { 8000 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 8001 PackageParser pp = new PackageParser(); 8002 pp.setSeparateProcesses(mSeparateProcesses); 8003 pp.setOnlyCoreApps(mOnlyCore); 8004 pp.setDisplayMetrics(mMetrics); 8005 pp.setCallback(mPackageParserCallback); 8006 8007 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 8008 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 8009 } 8010 8011 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 8012 final PackageParser.Package pkg; 8013 try { 8014 pkg = pp.parsePackage(scanFile, parseFlags); 8015 } catch (PackageParserException e) { 8016 throw PackageManagerException.from(e); 8017 } finally { 8018 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8019 } 8020 8021 // Static shared libraries have synthetic package names 8022 if (pkg.applicationInfo.isStaticSharedLibrary()) { 8023 renameStaticSharedLibraryPackage(pkg); 8024 } 8025 8026 return scanPackageLI(pkg, scanFile, parseFlags, scanFlags, currentTime, user); 8027 } 8028 8029 /** 8030 * Scans a package and returns the newly parsed package. 8031 * @throws PackageManagerException on a parse error. 8032 */ 8033 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, File scanFile, 8034 final int policyFlags, int scanFlags, long currentTime, @Nullable UserHandle user) 8035 throws PackageManagerException { 8036 // If the package has children and this is the first dive in the function 8037 // we scan the package with the SCAN_CHECK_ONLY flag set to see whether all 8038 // packages (parent and children) would be successfully scanned before the 8039 // actual scan since scanning mutates internal state and we want to atomically 8040 // install the package and its children. 8041 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 8042 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 8043 scanFlags |= SCAN_CHECK_ONLY; 8044 } 8045 } else { 8046 scanFlags &= ~SCAN_CHECK_ONLY; 8047 } 8048 8049 // Scan the parent 8050 PackageParser.Package scannedPkg = scanPackageInternalLI(pkg, scanFile, policyFlags, 8051 scanFlags, currentTime, user); 8052 8053 // Scan the children 8054 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8055 for (int i = 0; i < childCount; i++) { 8056 PackageParser.Package childPackage = pkg.childPackages.get(i); 8057 scanPackageInternalLI(childPackage, scanFile, policyFlags, scanFlags, 8058 currentTime, user); 8059 } 8060 8061 8062 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 8063 return scanPackageLI(pkg, scanFile, policyFlags, scanFlags, currentTime, user); 8064 } 8065 8066 return scannedPkg; 8067 } 8068 8069 /** 8070 * Scans a package and returns the newly parsed package. 8071 * @throws PackageManagerException on a parse error. 8072 */ 8073 private PackageParser.Package scanPackageInternalLI(PackageParser.Package pkg, File scanFile, 8074 int policyFlags, int scanFlags, long currentTime, @Nullable UserHandle user) 8075 throws PackageManagerException { 8076 PackageSetting ps = null; 8077 PackageSetting updatedPkg; 8078 // reader 8079 synchronized (mPackages) { 8080 // Look to see if we already know about this package. 8081 String oldName = mSettings.getRenamedPackageLPr(pkg.packageName); 8082 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 8083 // This package has been renamed to its original name. Let's 8084 // use that. 8085 ps = mSettings.getPackageLPr(oldName); 8086 } 8087 // If there was no original package, see one for the real package name. 8088 if (ps == null) { 8089 ps = mSettings.getPackageLPr(pkg.packageName); 8090 } 8091 // Check to see if this package could be hiding/updating a system 8092 // package. Must look for it either under the original or real 8093 // package name depending on our state. 8094 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 8095 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 8096 8097 // If this is a package we don't know about on the system partition, we 8098 // may need to remove disabled child packages on the system partition 8099 // or may need to not add child packages if the parent apk is updated 8100 // on the data partition and no longer defines this child package. 8101 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 8102 // If this is a parent package for an updated system app and this system 8103 // app got an OTA update which no longer defines some of the child packages 8104 // we have to prune them from the disabled system packages. 8105 PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(pkg.packageName); 8106 if (disabledPs != null) { 8107 final int scannedChildCount = (pkg.childPackages != null) 8108 ? pkg.childPackages.size() : 0; 8109 final int disabledChildCount = disabledPs.childPackageNames != null 8110 ? disabledPs.childPackageNames.size() : 0; 8111 for (int i = 0; i < disabledChildCount; i++) { 8112 String disabledChildPackageName = disabledPs.childPackageNames.get(i); 8113 boolean disabledPackageAvailable = false; 8114 for (int j = 0; j < scannedChildCount; j++) { 8115 PackageParser.Package childPkg = pkg.childPackages.get(j); 8116 if (childPkg.packageName.equals(disabledChildPackageName)) { 8117 disabledPackageAvailable = true; 8118 break; 8119 } 8120 } 8121 if (!disabledPackageAvailable) { 8122 mSettings.removeDisabledSystemPackageLPw(disabledChildPackageName); 8123 } 8124 } 8125 } 8126 } 8127 } 8128 8129 boolean updatedPkgBetter = false; 8130 // First check if this is a system package that may involve an update 8131 if (updatedPkg != null && (policyFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 8132 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 8133 // it needs to drop FLAG_PRIVILEGED. 8134 if (locationIsPrivileged(scanFile)) { 8135 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 8136 } else { 8137 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 8138 } 8139 8140 if (ps != null && !ps.codePath.equals(scanFile)) { 8141 // The path has changed from what was last scanned... check the 8142 // version of the new path against what we have stored to determine 8143 // what to do. 8144 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 8145 if (pkg.mVersionCode <= ps.versionCode) { 8146 // The system package has been updated and the code path does not match 8147 // Ignore entry. Skip it. 8148 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 8149 + " ignored: updated version " + ps.versionCode 8150 + " better than this " + pkg.mVersionCode); 8151 if (!updatedPkg.codePath.equals(scanFile)) { 8152 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg " 8153 + ps.name + " changing from " + updatedPkg.codePathString 8154 + " to " + scanFile); 8155 updatedPkg.codePath = scanFile; 8156 updatedPkg.codePathString = scanFile.toString(); 8157 updatedPkg.resourcePath = scanFile; 8158 updatedPkg.resourcePathString = scanFile.toString(); 8159 } 8160 updatedPkg.pkg = pkg; 8161 updatedPkg.versionCode = pkg.mVersionCode; 8162 8163 // Update the disabled system child packages to point to the package too. 8164 final int childCount = updatedPkg.childPackageNames != null 8165 ? updatedPkg.childPackageNames.size() : 0; 8166 for (int i = 0; i < childCount; i++) { 8167 String childPackageName = updatedPkg.childPackageNames.get(i); 8168 PackageSetting updatedChildPkg = mSettings.getDisabledSystemPkgLPr( 8169 childPackageName); 8170 if (updatedChildPkg != null) { 8171 updatedChildPkg.pkg = pkg; 8172 updatedChildPkg.versionCode = pkg.mVersionCode; 8173 } 8174 } 8175 8176 throw new PackageManagerException(Log.WARN, "Package " + ps.name + " at " 8177 + scanFile + " ignored: updated version " + ps.versionCode 8178 + " better than this " + pkg.mVersionCode); 8179 } else { 8180 // The current app on the system partition is better than 8181 // what we have updated to on the data partition; switch 8182 // back to the system partition version. 8183 // At this point, its safely assumed that package installation for 8184 // apps in system partition will go through. If not there won't be a working 8185 // version of the app 8186 // writer 8187 synchronized (mPackages) { 8188 // Just remove the loaded entries from package lists. 8189 mPackages.remove(ps.name); 8190 } 8191 8192 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 8193 + " reverting from " + ps.codePathString 8194 + ": new version " + pkg.mVersionCode 8195 + " better than installed " + ps.versionCode); 8196 8197 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 8198 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 8199 synchronized (mInstallLock) { 8200 args.cleanUpResourcesLI(); 8201 } 8202 synchronized (mPackages) { 8203 mSettings.enableSystemPackageLPw(ps.name); 8204 } 8205 updatedPkgBetter = true; 8206 } 8207 } 8208 } 8209 8210 if (updatedPkg != null) { 8211 // An updated system app will not have the PARSE_IS_SYSTEM flag set 8212 // initially 8213 policyFlags |= PackageParser.PARSE_IS_SYSTEM; 8214 8215 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 8216 // flag set initially 8217 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 8218 policyFlags |= PackageParser.PARSE_IS_PRIVILEGED; 8219 } 8220 } 8221 8222 // Verify certificates against what was last scanned 8223 collectCertificatesLI(ps, pkg, scanFile, policyFlags); 8224 8225 /* 8226 * A new system app appeared, but we already had a non-system one of the 8227 * same name installed earlier. 8228 */ 8229 boolean shouldHideSystemApp = false; 8230 if (updatedPkg == null && ps != null 8231 && (policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 8232 /* 8233 * Check to make sure the signatures match first. If they don't, 8234 * wipe the installed application and its data. 8235 */ 8236 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 8237 != PackageManager.SIGNATURE_MATCH) { 8238 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 8239 + " signatures don't match existing userdata copy; removing"); 8240 try (PackageFreezer freezer = freezePackage(pkg.packageName, 8241 "scanPackageInternalLI")) { 8242 deletePackageLIF(pkg.packageName, null, true, null, 0, null, false, null); 8243 } 8244 ps = null; 8245 } else { 8246 /* 8247 * If the newly-added system app is an older version than the 8248 * already installed version, hide it. It will be scanned later 8249 * and re-added like an update. 8250 */ 8251 if (pkg.mVersionCode <= ps.versionCode) { 8252 shouldHideSystemApp = true; 8253 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 8254 + " but new version " + pkg.mVersionCode + " better than installed " 8255 + ps.versionCode + "; hiding system"); 8256 } else { 8257 /* 8258 * The newly found system app is a newer version that the 8259 * one previously installed. Simply remove the 8260 * already-installed application and replace it with our own 8261 * while keeping the application data. 8262 */ 8263 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 8264 + " reverting from " + ps.codePathString + ": new version " 8265 + pkg.mVersionCode + " better than installed " + ps.versionCode); 8266 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 8267 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 8268 synchronized (mInstallLock) { 8269 args.cleanUpResourcesLI(); 8270 } 8271 } 8272 } 8273 } 8274 8275 // The apk is forward locked (not public) if its code and resources 8276 // are kept in different files. (except for app in either system or 8277 // vendor path). 8278 // TODO grab this value from PackageSettings 8279 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 8280 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 8281 policyFlags |= PackageParser.PARSE_FORWARD_LOCK; 8282 } 8283 } 8284 8285 // TODO: extend to support forward-locked splits 8286 String resourcePath = null; 8287 String baseResourcePath = null; 8288 if ((policyFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 8289 if (ps != null && ps.resourcePathString != null) { 8290 resourcePath = ps.resourcePathString; 8291 baseResourcePath = ps.resourcePathString; 8292 } else { 8293 // Should not happen at all. Just log an error. 8294 Slog.e(TAG, "Resource path not set for package " + pkg.packageName); 8295 } 8296 } else { 8297 resourcePath = pkg.codePath; 8298 baseResourcePath = pkg.baseCodePath; 8299 } 8300 8301 // Set application objects path explicitly. 8302 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 8303 pkg.setApplicationInfoCodePath(pkg.codePath); 8304 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 8305 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 8306 pkg.setApplicationInfoResourcePath(resourcePath); 8307 pkg.setApplicationInfoBaseResourcePath(baseResourcePath); 8308 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 8309 8310 final int userId = ((user == null) ? 0 : user.getIdentifier()); 8311 if (ps != null && ps.getInstantApp(userId)) { 8312 scanFlags |= SCAN_AS_INSTANT_APP; 8313 } 8314 8315 // Note that we invoke the following method only if we are about to unpack an application 8316 PackageParser.Package scannedPkg = scanPackageLI(pkg, policyFlags, scanFlags 8317 | SCAN_UPDATE_SIGNATURE, currentTime, user); 8318 8319 /* 8320 * If the system app should be overridden by a previously installed 8321 * data, hide the system app now and let the /data/app scan pick it up 8322 * again. 8323 */ 8324 if (shouldHideSystemApp) { 8325 synchronized (mPackages) { 8326 mSettings.disableSystemPackageLPw(pkg.packageName, true); 8327 } 8328 } 8329 8330 return scannedPkg; 8331 } 8332 8333 private void renameStaticSharedLibraryPackage(PackageParser.Package pkg) { 8334 // Derive the new package synthetic package name 8335 pkg.setPackageName(pkg.packageName + STATIC_SHARED_LIB_DELIMITER 8336 + pkg.staticSharedLibVersion); 8337 } 8338 8339 private static String fixProcessName(String defProcessName, 8340 String processName) { 8341 if (processName == null) { 8342 return defProcessName; 8343 } 8344 return processName; 8345 } 8346 8347 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 8348 throws PackageManagerException { 8349 if (pkgSetting.signatures.mSignatures != null) { 8350 // Already existing package. Make sure signatures match 8351 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 8352 == PackageManager.SIGNATURE_MATCH; 8353 if (!match) { 8354 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 8355 == PackageManager.SIGNATURE_MATCH; 8356 } 8357 if (!match) { 8358 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 8359 == PackageManager.SIGNATURE_MATCH; 8360 } 8361 if (!match) { 8362 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 8363 + pkg.packageName + " signatures do not match the " 8364 + "previously installed version; ignoring!"); 8365 } 8366 } 8367 8368 // Check for shared user signatures 8369 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 8370 // Already existing package. Make sure signatures match 8371 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 8372 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 8373 if (!match) { 8374 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 8375 == PackageManager.SIGNATURE_MATCH; 8376 } 8377 if (!match) { 8378 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 8379 == PackageManager.SIGNATURE_MATCH; 8380 } 8381 if (!match) { 8382 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 8383 "Package " + pkg.packageName 8384 + " has no signatures that match those in shared user " 8385 + pkgSetting.sharedUser.name + "; ignoring!"); 8386 } 8387 } 8388 } 8389 8390 /** 8391 * Enforces that only the system UID or root's UID can call a method exposed 8392 * via Binder. 8393 * 8394 * @param message used as message if SecurityException is thrown 8395 * @throws SecurityException if the caller is not system or root 8396 */ 8397 private static final void enforceSystemOrRoot(String message) { 8398 final int uid = Binder.getCallingUid(); 8399 if (uid != Process.SYSTEM_UID && uid != 0) { 8400 throw new SecurityException(message); 8401 } 8402 } 8403 8404 @Override 8405 public void performFstrimIfNeeded() { 8406 enforceSystemOrRoot("Only the system can request fstrim"); 8407 8408 // Before everything else, see whether we need to fstrim. 8409 try { 8410 IStorageManager sm = PackageHelper.getStorageManager(); 8411 if (sm != null) { 8412 boolean doTrim = false; 8413 final long interval = android.provider.Settings.Global.getLong( 8414 mContext.getContentResolver(), 8415 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 8416 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 8417 if (interval > 0) { 8418 final long timeSinceLast = System.currentTimeMillis() - sm.lastMaintenance(); 8419 if (timeSinceLast > interval) { 8420 doTrim = true; 8421 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 8422 + "; running immediately"); 8423 } 8424 } 8425 if (doTrim) { 8426 final boolean dexOptDialogShown; 8427 synchronized (mPackages) { 8428 dexOptDialogShown = mDexOptDialogShown; 8429 } 8430 if (!isFirstBoot() && dexOptDialogShown) { 8431 try { 8432 ActivityManager.getService().showBootMessage( 8433 mContext.getResources().getString( 8434 R.string.android_upgrading_fstrim), true); 8435 } catch (RemoteException e) { 8436 } 8437 } 8438 sm.runMaintenance(); 8439 } 8440 } else { 8441 Slog.e(TAG, "storageManager service unavailable!"); 8442 } 8443 } catch (RemoteException e) { 8444 // Can't happen; StorageManagerService is local 8445 } 8446 } 8447 8448 @Override 8449 public void updatePackagesIfNeeded() { 8450 enforceSystemOrRoot("Only the system can request package update"); 8451 8452 // We need to re-extract after an OTA. 8453 boolean causeUpgrade = isUpgrade(); 8454 8455 // First boot or factory reset. 8456 // Note: we also handle devices that are upgrading to N right now as if it is their 8457 // first boot, as they do not have profile data. 8458 boolean causeFirstBoot = isFirstBoot() || mIsPreNUpgrade; 8459 8460 // We need to re-extract after a pruned cache, as AoT-ed files will be out of date. 8461 boolean causePrunedCache = VMRuntime.didPruneDalvikCache(); 8462 8463 if (!causeUpgrade && !causeFirstBoot && !causePrunedCache) { 8464 return; 8465 } 8466 8467 List<PackageParser.Package> pkgs; 8468 synchronized (mPackages) { 8469 pkgs = PackageManagerServiceUtils.getPackagesForDexopt(mPackages.values(), this); 8470 } 8471 8472 final long startTime = System.nanoTime(); 8473 final int[] stats = performDexOptUpgrade(pkgs, mIsPreNUpgrade /* showDialog */, 8474 getCompilerFilterForReason(causeFirstBoot ? REASON_FIRST_BOOT : REASON_BOOT)); 8475 8476 final int elapsedTimeSeconds = 8477 (int) TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - startTime); 8478 8479 MetricsLogger.histogram(mContext, "opt_dialog_num_dexopted", stats[0]); 8480 MetricsLogger.histogram(mContext, "opt_dialog_num_skipped", stats[1]); 8481 MetricsLogger.histogram(mContext, "opt_dialog_num_failed", stats[2]); 8482 MetricsLogger.histogram(mContext, "opt_dialog_num_total", getOptimizablePackages().size()); 8483 MetricsLogger.histogram(mContext, "opt_dialog_time_s", elapsedTimeSeconds); 8484 } 8485 8486 /** 8487 * Performs dexopt on the set of packages in {@code packages} and returns an int array 8488 * containing statistics about the invocation. The array consists of three elements, 8489 * which are (in order) {@code numberOfPackagesOptimized}, {@code numberOfPackagesSkipped} 8490 * and {@code numberOfPackagesFailed}. 8491 */ 8492 private int[] performDexOptUpgrade(List<PackageParser.Package> pkgs, boolean showDialog, 8493 String compilerFilter) { 8494 8495 int numberOfPackagesVisited = 0; 8496 int numberOfPackagesOptimized = 0; 8497 int numberOfPackagesSkipped = 0; 8498 int numberOfPackagesFailed = 0; 8499 final int numberOfPackagesToDexopt = pkgs.size(); 8500 8501 for (PackageParser.Package pkg : pkgs) { 8502 numberOfPackagesVisited++; 8503 8504 if (!PackageDexOptimizer.canOptimizePackage(pkg)) { 8505 if (DEBUG_DEXOPT) { 8506 Log.i(TAG, "Skipping update of of non-optimizable app " + pkg.packageName); 8507 } 8508 numberOfPackagesSkipped++; 8509 continue; 8510 } 8511 8512 if (DEBUG_DEXOPT) { 8513 Log.i(TAG, "Updating app " + numberOfPackagesVisited + " of " + 8514 numberOfPackagesToDexopt + ": " + pkg.packageName); 8515 } 8516 8517 if (showDialog) { 8518 try { 8519 ActivityManager.getService().showBootMessage( 8520 mContext.getResources().getString(R.string.android_upgrading_apk, 8521 numberOfPackagesVisited, numberOfPackagesToDexopt), true); 8522 } catch (RemoteException e) { 8523 } 8524 synchronized (mPackages) { 8525 mDexOptDialogShown = true; 8526 } 8527 } 8528 8529 // If the OTA updates a system app which was previously preopted to a non-preopted state 8530 // the app might end up being verified at runtime. That's because by default the apps 8531 // are verify-profile but for preopted apps there's no profile. 8532 // Do a hacky check to ensure that if we have no profiles (a reasonable indication 8533 // that before the OTA the app was preopted) the app gets compiled with a non-profile 8534 // filter (by default interpret-only). 8535 // Note that at this stage unused apps are already filtered. 8536 if (isSystemApp(pkg) && 8537 DexFile.isProfileGuidedCompilerFilter(compilerFilter) && 8538 !Environment.getReferenceProfile(pkg.packageName).exists()) { 8539 compilerFilter = getNonProfileGuidedCompilerFilter(compilerFilter); 8540 } 8541 8542 // checkProfiles is false to avoid merging profiles during boot which 8543 // might interfere with background compilation (b/28612421). 8544 // Unfortunately this will also means that "pm.dexopt.boot=speed-profile" will 8545 // behave differently than "pm.dexopt.bg-dexopt=speed-profile" but that's a 8546 // trade-off worth doing to save boot time work. 8547 int dexOptStatus = performDexOptTraced(pkg.packageName, 8548 false /* checkProfiles */, 8549 compilerFilter, 8550 false /* force */); 8551 switch (dexOptStatus) { 8552 case PackageDexOptimizer.DEX_OPT_PERFORMED: 8553 numberOfPackagesOptimized++; 8554 break; 8555 case PackageDexOptimizer.DEX_OPT_SKIPPED: 8556 numberOfPackagesSkipped++; 8557 break; 8558 case PackageDexOptimizer.DEX_OPT_FAILED: 8559 numberOfPackagesFailed++; 8560 break; 8561 default: 8562 Log.e(TAG, "Unexpected dexopt return code " + dexOptStatus); 8563 break; 8564 } 8565 } 8566 8567 return new int[] { numberOfPackagesOptimized, numberOfPackagesSkipped, 8568 numberOfPackagesFailed }; 8569 } 8570 8571 @Override 8572 public void notifyPackageUse(String packageName, int reason) { 8573 synchronized (mPackages) { 8574 PackageParser.Package p = mPackages.get(packageName); 8575 if (p == null) { 8576 return; 8577 } 8578 p.mLastPackageUsageTimeInMills[reason] = System.currentTimeMillis(); 8579 } 8580 } 8581 8582 @Override 8583 public void notifyDexLoad(String loadingPackageName, List<String> dexPaths, String loaderIsa) { 8584 int userId = UserHandle.getCallingUserId(); 8585 ApplicationInfo ai = getApplicationInfo(loadingPackageName, /*flags*/ 0, userId); 8586 if (ai == null) { 8587 Slog.w(TAG, "Loading a package that does not exist for the calling user. package=" 8588 + loadingPackageName + ", user=" + userId); 8589 return; 8590 } 8591 mDexManager.notifyDexLoad(ai, dexPaths, loaderIsa, userId); 8592 } 8593 8594 @Override 8595 public boolean performDexOpt(String packageName, 8596 boolean checkProfiles, int compileReason, boolean force) { 8597 int dexOptStatus = performDexOptTraced(packageName, checkProfiles, 8598 getCompilerFilterForReason(compileReason), force); 8599 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 8600 } 8601 8602 @Override 8603 public boolean performDexOptMode(String packageName, 8604 boolean checkProfiles, String targetCompilerFilter, boolean force) { 8605 int dexOptStatus = performDexOptTraced(packageName, checkProfiles, 8606 targetCompilerFilter, force); 8607 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 8608 } 8609 8610 private int performDexOptTraced(String packageName, 8611 boolean checkProfiles, String targetCompilerFilter, boolean force) { 8612 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 8613 try { 8614 return performDexOptInternal(packageName, checkProfiles, 8615 targetCompilerFilter, force); 8616 } finally { 8617 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8618 } 8619 } 8620 8621 // Run dexopt on a given package. Returns true if dexopt did not fail, i.e. 8622 // if the package can now be considered up to date for the given filter. 8623 private int performDexOptInternal(String packageName, 8624 boolean checkProfiles, String targetCompilerFilter, boolean force) { 8625 PackageParser.Package p; 8626 synchronized (mPackages) { 8627 p = mPackages.get(packageName); 8628 if (p == null) { 8629 // Package could not be found. Report failure. 8630 return PackageDexOptimizer.DEX_OPT_FAILED; 8631 } 8632 mPackageUsage.maybeWriteAsync(mPackages); 8633 mCompilerStats.maybeWriteAsync(); 8634 } 8635 long callingId = Binder.clearCallingIdentity(); 8636 try { 8637 synchronized (mInstallLock) { 8638 return performDexOptInternalWithDependenciesLI(p, checkProfiles, 8639 targetCompilerFilter, force); 8640 } 8641 } finally { 8642 Binder.restoreCallingIdentity(callingId); 8643 } 8644 } 8645 8646 public ArraySet<String> getOptimizablePackages() { 8647 ArraySet<String> pkgs = new ArraySet<String>(); 8648 synchronized (mPackages) { 8649 for (PackageParser.Package p : mPackages.values()) { 8650 if (PackageDexOptimizer.canOptimizePackage(p)) { 8651 pkgs.add(p.packageName); 8652 } 8653 } 8654 } 8655 return pkgs; 8656 } 8657 8658 private int performDexOptInternalWithDependenciesLI(PackageParser.Package p, 8659 boolean checkProfiles, String targetCompilerFilter, 8660 boolean force) { 8661 // Select the dex optimizer based on the force parameter. 8662 // Note: The force option is rarely used (cmdline input for testing, mostly), so it's OK to 8663 // allocate an object here. 8664 PackageDexOptimizer pdo = force 8665 ? new PackageDexOptimizer.ForcedUpdatePackageDexOptimizer(mPackageDexOptimizer) 8666 : mPackageDexOptimizer; 8667 8668 // Dexopt all dependencies first. Note: we ignore the return value and march on 8669 // on errors. 8670 // Note that we are going to call performDexOpt on those libraries as many times as 8671 // they are referenced in packages. When we do a batch of performDexOpt (for example 8672 // at boot, or background job), the passed 'targetCompilerFilter' stays the same, 8673 // and the first package that uses the library will dexopt it. The 8674 // others will see that the compiled code for the library is up to date. 8675 Collection<PackageParser.Package> deps = findSharedNonSystemLibraries(p); 8676 final String[] instructionSets = getAppDexInstructionSets(p.applicationInfo); 8677 if (!deps.isEmpty()) { 8678 for (PackageParser.Package depPackage : deps) { 8679 // TODO: Analyze and investigate if we (should) profile libraries. 8680 pdo.performDexOpt(depPackage, null /* sharedLibraries */, instructionSets, 8681 false /* checkProfiles */, 8682 targetCompilerFilter, 8683 getOrCreateCompilerPackageStats(depPackage), 8684 true /* isUsedByOtherApps */); 8685 } 8686 } 8687 return pdo.performDexOpt(p, p.usesLibraryFiles, instructionSets, checkProfiles, 8688 targetCompilerFilter, getOrCreateCompilerPackageStats(p), 8689 mDexManager.isUsedByOtherApps(p.packageName)); 8690 } 8691 8692 // Performs dexopt on the used secondary dex files belonging to the given package. 8693 // Returns true if all dex files were process successfully (which could mean either dexopt or 8694 // skip). Returns false if any of the files caused errors. 8695 @Override 8696 public boolean performDexOptSecondary(String packageName, String compilerFilter, 8697 boolean force) { 8698 mDexManager.reconcileSecondaryDexFiles(packageName); 8699 return mDexManager.dexoptSecondaryDex(packageName, compilerFilter, force); 8700 } 8701 8702 public boolean performDexOptSecondary(String packageName, int compileReason, 8703 boolean force) { 8704 return mDexManager.dexoptSecondaryDex(packageName, compileReason, force); 8705 } 8706 8707 /** 8708 * Reconcile the information we have about the secondary dex files belonging to 8709 * {@code packagName} and the actual dex files. For all dex files that were 8710 * deleted, update the internal records and delete the generated oat files. 8711 */ 8712 @Override 8713 public void reconcileSecondaryDexFiles(String packageName) { 8714 mDexManager.reconcileSecondaryDexFiles(packageName); 8715 } 8716 8717 // TODO(calin): this is only needed for BackgroundDexOptService. Find a cleaner way to inject 8718 // a reference there. 8719 /*package*/ DexManager getDexManager() { 8720 return mDexManager; 8721 } 8722 8723 /** 8724 * Execute the background dexopt job immediately. 8725 */ 8726 @Override 8727 public boolean runBackgroundDexoptJob() { 8728 return BackgroundDexOptService.runIdleOptimizationsNow(this, mContext); 8729 } 8730 8731 List<PackageParser.Package> findSharedNonSystemLibraries(PackageParser.Package p) { 8732 if (p.usesLibraries != null || p.usesOptionalLibraries != null 8733 || p.usesStaticLibraries != null) { 8734 ArrayList<PackageParser.Package> retValue = new ArrayList<>(); 8735 Set<String> collectedNames = new HashSet<>(); 8736 findSharedNonSystemLibrariesRecursive(p, retValue, collectedNames); 8737 8738 retValue.remove(p); 8739 8740 return retValue; 8741 } else { 8742 return Collections.emptyList(); 8743 } 8744 } 8745 8746 private void findSharedNonSystemLibrariesRecursive(PackageParser.Package p, 8747 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 8748 if (!collectedNames.contains(p.packageName)) { 8749 collectedNames.add(p.packageName); 8750 collected.add(p); 8751 8752 if (p.usesLibraries != null) { 8753 findSharedNonSystemLibrariesRecursive(p.usesLibraries, 8754 null, collected, collectedNames); 8755 } 8756 if (p.usesOptionalLibraries != null) { 8757 findSharedNonSystemLibrariesRecursive(p.usesOptionalLibraries, 8758 null, collected, collectedNames); 8759 } 8760 if (p.usesStaticLibraries != null) { 8761 findSharedNonSystemLibrariesRecursive(p.usesStaticLibraries, 8762 p.usesStaticLibrariesVersions, collected, collectedNames); 8763 } 8764 } 8765 } 8766 8767 private void findSharedNonSystemLibrariesRecursive(ArrayList<String> libs, int[] versions, 8768 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 8769 final int libNameCount = libs.size(); 8770 for (int i = 0; i < libNameCount; i++) { 8771 String libName = libs.get(i); 8772 int version = (versions != null && versions.length == libNameCount) 8773 ? versions[i] : PackageManager.VERSION_CODE_HIGHEST; 8774 PackageParser.Package libPkg = findSharedNonSystemLibrary(libName, version); 8775 if (libPkg != null) { 8776 findSharedNonSystemLibrariesRecursive(libPkg, collected, collectedNames); 8777 } 8778 } 8779 } 8780 8781 private PackageParser.Package findSharedNonSystemLibrary(String name, int version) { 8782 synchronized (mPackages) { 8783 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(name, version); 8784 if (libEntry != null) { 8785 return mPackages.get(libEntry.apk); 8786 } 8787 return null; 8788 } 8789 } 8790 8791 private SharedLibraryEntry getSharedLibraryEntryLPr(String name, int version) { 8792 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 8793 if (versionedLib == null) { 8794 return null; 8795 } 8796 return versionedLib.get(version); 8797 } 8798 8799 private SharedLibraryEntry getLatestSharedLibraVersionLPr(PackageParser.Package pkg) { 8800 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 8801 pkg.staticSharedLibName); 8802 if (versionedLib == null) { 8803 return null; 8804 } 8805 int previousLibVersion = -1; 8806 final int versionCount = versionedLib.size(); 8807 for (int i = 0; i < versionCount; i++) { 8808 final int libVersion = versionedLib.keyAt(i); 8809 if (libVersion < pkg.staticSharedLibVersion) { 8810 previousLibVersion = Math.max(previousLibVersion, libVersion); 8811 } 8812 } 8813 if (previousLibVersion >= 0) { 8814 return versionedLib.get(previousLibVersion); 8815 } 8816 return null; 8817 } 8818 8819 public void shutdown() { 8820 mPackageUsage.writeNow(mPackages); 8821 mCompilerStats.writeNow(); 8822 } 8823 8824 @Override 8825 public void dumpProfiles(String packageName) { 8826 PackageParser.Package pkg; 8827 synchronized (mPackages) { 8828 pkg = mPackages.get(packageName); 8829 if (pkg == null) { 8830 throw new IllegalArgumentException("Unknown package: " + packageName); 8831 } 8832 } 8833 /* Only the shell, root, or the app user should be able to dump profiles. */ 8834 int callingUid = Binder.getCallingUid(); 8835 if (callingUid != Process.SHELL_UID && 8836 callingUid != Process.ROOT_UID && 8837 callingUid != pkg.applicationInfo.uid) { 8838 throw new SecurityException("dumpProfiles"); 8839 } 8840 8841 synchronized (mInstallLock) { 8842 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dump profiles"); 8843 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 8844 try { 8845 List<String> allCodePaths = pkg.getAllCodePathsExcludingResourceOnly(); 8846 String codePaths = TextUtils.join(";", allCodePaths); 8847 mInstaller.dumpProfiles(sharedGid, packageName, codePaths); 8848 } catch (InstallerException e) { 8849 Slog.w(TAG, "Failed to dump profiles", e); 8850 } 8851 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8852 } 8853 } 8854 8855 @Override 8856 public void forceDexOpt(String packageName) { 8857 enforceSystemOrRoot("forceDexOpt"); 8858 8859 PackageParser.Package pkg; 8860 synchronized (mPackages) { 8861 pkg = mPackages.get(packageName); 8862 if (pkg == null) { 8863 throw new IllegalArgumentException("Unknown package: " + packageName); 8864 } 8865 } 8866 8867 synchronized (mInstallLock) { 8868 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 8869 8870 // Whoever is calling forceDexOpt wants a compiled package. 8871 // Don't use profiles since that may cause compilation to be skipped. 8872 final int res = performDexOptInternalWithDependenciesLI(pkg, 8873 false /* checkProfiles */, getDefaultCompilerFilter(), 8874 true /* force */); 8875 8876 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8877 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 8878 throw new IllegalStateException("Failed to dexopt: " + res); 8879 } 8880 } 8881 } 8882 8883 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 8884 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 8885 Slog.w(TAG, "Unable to update from " + oldPkg.name 8886 + " to " + newPkg.packageName 8887 + ": old package not in system partition"); 8888 return false; 8889 } else if (mPackages.get(oldPkg.name) != null) { 8890 Slog.w(TAG, "Unable to update from " + oldPkg.name 8891 + " to " + newPkg.packageName 8892 + ": old package still exists"); 8893 return false; 8894 } 8895 return true; 8896 } 8897 8898 void removeCodePathLI(File codePath) { 8899 if (codePath.isDirectory()) { 8900 try { 8901 mInstaller.rmPackageDir(codePath.getAbsolutePath()); 8902 } catch (InstallerException e) { 8903 Slog.w(TAG, "Failed to remove code path", e); 8904 } 8905 } else { 8906 codePath.delete(); 8907 } 8908 } 8909 8910 private int[] resolveUserIds(int userId) { 8911 return (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() : new int[] { userId }; 8912 } 8913 8914 private void clearAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 8915 if (pkg == null) { 8916 Slog.wtf(TAG, "Package was null!", new Throwable()); 8917 return; 8918 } 8919 clearAppDataLeafLIF(pkg, userId, flags); 8920 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8921 for (int i = 0; i < childCount; i++) { 8922 clearAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 8923 } 8924 } 8925 8926 private void clearAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 8927 final PackageSetting ps; 8928 synchronized (mPackages) { 8929 ps = mSettings.mPackages.get(pkg.packageName); 8930 } 8931 for (int realUserId : resolveUserIds(userId)) { 8932 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 8933 try { 8934 mInstaller.clearAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 8935 ceDataInode); 8936 } catch (InstallerException e) { 8937 Slog.w(TAG, String.valueOf(e)); 8938 } 8939 } 8940 } 8941 8942 private void destroyAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 8943 if (pkg == null) { 8944 Slog.wtf(TAG, "Package was null!", new Throwable()); 8945 return; 8946 } 8947 destroyAppDataLeafLIF(pkg, userId, flags); 8948 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8949 for (int i = 0; i < childCount; i++) { 8950 destroyAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 8951 } 8952 } 8953 8954 private void destroyAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 8955 final PackageSetting ps; 8956 synchronized (mPackages) { 8957 ps = mSettings.mPackages.get(pkg.packageName); 8958 } 8959 for (int realUserId : resolveUserIds(userId)) { 8960 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 8961 try { 8962 mInstaller.destroyAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 8963 ceDataInode); 8964 } catch (InstallerException e) { 8965 Slog.w(TAG, String.valueOf(e)); 8966 } 8967 mDexManager.notifyPackageDataDestroyed(pkg.packageName, userId); 8968 } 8969 } 8970 8971 private void destroyAppProfilesLIF(PackageParser.Package pkg, int userId) { 8972 if (pkg == null) { 8973 Slog.wtf(TAG, "Package was null!", new Throwable()); 8974 return; 8975 } 8976 destroyAppProfilesLeafLIF(pkg); 8977 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8978 for (int i = 0; i < childCount; i++) { 8979 destroyAppProfilesLeafLIF(pkg.childPackages.get(i)); 8980 } 8981 } 8982 8983 private void destroyAppProfilesLeafLIF(PackageParser.Package pkg) { 8984 try { 8985 mInstaller.destroyAppProfiles(pkg.packageName); 8986 } catch (InstallerException e) { 8987 Slog.w(TAG, String.valueOf(e)); 8988 } 8989 } 8990 8991 private void clearAppProfilesLIF(PackageParser.Package pkg, int userId) { 8992 if (pkg == null) { 8993 Slog.wtf(TAG, "Package was null!", new Throwable()); 8994 return; 8995 } 8996 clearAppProfilesLeafLIF(pkg); 8997 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8998 for (int i = 0; i < childCount; i++) { 8999 clearAppProfilesLeafLIF(pkg.childPackages.get(i)); 9000 } 9001 } 9002 9003 private void clearAppProfilesLeafLIF(PackageParser.Package pkg) { 9004 try { 9005 mInstaller.clearAppProfiles(pkg.packageName); 9006 } catch (InstallerException e) { 9007 Slog.w(TAG, String.valueOf(e)); 9008 } 9009 } 9010 9011 private void setInstallAndUpdateTime(PackageParser.Package pkg, long firstInstallTime, 9012 long lastUpdateTime) { 9013 // Set parent install/update time 9014 PackageSetting ps = (PackageSetting) pkg.mExtras; 9015 if (ps != null) { 9016 ps.firstInstallTime = firstInstallTime; 9017 ps.lastUpdateTime = lastUpdateTime; 9018 } 9019 // Set children install/update time 9020 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9021 for (int i = 0; i < childCount; i++) { 9022 PackageParser.Package childPkg = pkg.childPackages.get(i); 9023 ps = (PackageSetting) childPkg.mExtras; 9024 if (ps != null) { 9025 ps.firstInstallTime = firstInstallTime; 9026 ps.lastUpdateTime = lastUpdateTime; 9027 } 9028 } 9029 } 9030 9031 private void addSharedLibraryLPr(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 9032 PackageParser.Package changingLib) { 9033 if (file.path != null) { 9034 usesLibraryFiles.add(file.path); 9035 return; 9036 } 9037 PackageParser.Package p = mPackages.get(file.apk); 9038 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 9039 // If we are doing this while in the middle of updating a library apk, 9040 // then we need to make sure to use that new apk for determining the 9041 // dependencies here. (We haven't yet finished committing the new apk 9042 // to the package manager state.) 9043 if (p == null || p.packageName.equals(changingLib.packageName)) { 9044 p = changingLib; 9045 } 9046 } 9047 if (p != null) { 9048 usesLibraryFiles.addAll(p.getAllCodePaths()); 9049 } 9050 } 9051 9052 private void updateSharedLibrariesLPr(PackageParser.Package pkg, 9053 PackageParser.Package changingLib) throws PackageManagerException { 9054 if (pkg == null) { 9055 return; 9056 } 9057 ArraySet<String> usesLibraryFiles = null; 9058 if (pkg.usesLibraries != null) { 9059 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesLibraries, 9060 null, null, pkg.packageName, changingLib, true, null); 9061 } 9062 if (pkg.usesStaticLibraries != null) { 9063 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesStaticLibraries, 9064 pkg.usesStaticLibrariesVersions, pkg.usesStaticLibrariesCertDigests, 9065 pkg.packageName, changingLib, true, usesLibraryFiles); 9066 } 9067 if (pkg.usesOptionalLibraries != null) { 9068 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesOptionalLibraries, 9069 null, null, pkg.packageName, changingLib, false, usesLibraryFiles); 9070 } 9071 if (!ArrayUtils.isEmpty(usesLibraryFiles)) { 9072 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[usesLibraryFiles.size()]); 9073 } else { 9074 pkg.usesLibraryFiles = null; 9075 } 9076 } 9077 9078 private ArraySet<String> addSharedLibrariesLPw(@NonNull List<String> requestedLibraries, 9079 @Nullable int[] requiredVersions, @Nullable String[] requiredCertDigests, 9080 @NonNull String packageName, @Nullable PackageParser.Package changingLib, 9081 boolean required, @Nullable ArraySet<String> outUsedLibraries) 9082 throws PackageManagerException { 9083 final int libCount = requestedLibraries.size(); 9084 for (int i = 0; i < libCount; i++) { 9085 final String libName = requestedLibraries.get(i); 9086 final int libVersion = requiredVersions != null ? requiredVersions[i] 9087 : SharedLibraryInfo.VERSION_UNDEFINED; 9088 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(libName, libVersion); 9089 if (libEntry == null) { 9090 if (required) { 9091 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9092 "Package " + packageName + " requires unavailable shared library " 9093 + libName + "; failing!"); 9094 } else { 9095 Slog.w(TAG, "Package " + packageName 9096 + " desires unavailable shared library " 9097 + libName + "; ignoring!"); 9098 } 9099 } else { 9100 if (requiredVersions != null && requiredCertDigests != null) { 9101 if (libEntry.info.getVersion() != requiredVersions[i]) { 9102 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9103 "Package " + packageName + " requires unavailable static shared" 9104 + " library " + libName + " version " 9105 + libEntry.info.getVersion() + "; failing!"); 9106 } 9107 9108 PackageParser.Package libPkg = mPackages.get(libEntry.apk); 9109 if (libPkg == null) { 9110 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9111 "Package " + packageName + " requires unavailable static shared" 9112 + " library; failing!"); 9113 } 9114 9115 String expectedCertDigest = requiredCertDigests[i]; 9116 String libCertDigest = PackageUtils.computeCertSha256Digest( 9117 libPkg.mSignatures[0]); 9118 if (!libCertDigest.equalsIgnoreCase(expectedCertDigest)) { 9119 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9120 "Package " + packageName + " requires differently signed" + 9121 " static shared library; failing!"); 9122 } 9123 } 9124 9125 if (outUsedLibraries == null) { 9126 outUsedLibraries = new ArraySet<>(); 9127 } 9128 addSharedLibraryLPr(outUsedLibraries, libEntry, changingLib); 9129 } 9130 } 9131 return outUsedLibraries; 9132 } 9133 9134 private static boolean hasString(List<String> list, List<String> which) { 9135 if (list == null) { 9136 return false; 9137 } 9138 for (int i=list.size()-1; i>=0; i--) { 9139 for (int j=which.size()-1; j>=0; j--) { 9140 if (which.get(j).equals(list.get(i))) { 9141 return true; 9142 } 9143 } 9144 } 9145 return false; 9146 } 9147 9148 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 9149 PackageParser.Package changingPkg) { 9150 ArrayList<PackageParser.Package> res = null; 9151 for (PackageParser.Package pkg : mPackages.values()) { 9152 if (changingPkg != null 9153 && !hasString(pkg.usesLibraries, changingPkg.libraryNames) 9154 && !hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames) 9155 && !ArrayUtils.contains(pkg.usesStaticLibraries, 9156 changingPkg.staticSharedLibName)) { 9157 return null; 9158 } 9159 if (res == null) { 9160 res = new ArrayList<>(); 9161 } 9162 res.add(pkg); 9163 try { 9164 updateSharedLibrariesLPr(pkg, changingPkg); 9165 } catch (PackageManagerException e) { 9166 // If a system app update or an app and a required lib missing we 9167 // delete the package and for updated system apps keep the data as 9168 // it is better for the user to reinstall than to be in an limbo 9169 // state. Also libs disappearing under an app should never happen 9170 // - just in case. 9171 if (!pkg.isSystemApp() || pkg.isUpdatedSystemApp()) { 9172 final int flags = pkg.isUpdatedSystemApp() 9173 ? PackageManager.DELETE_KEEP_DATA : 0; 9174 deletePackageLIF(pkg.packageName, null, true, sUserManager.getUserIds(), 9175 flags , null, true, null); 9176 } 9177 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 9178 } 9179 } 9180 return res; 9181 } 9182 9183 /** 9184 * Derive the value of the {@code cpuAbiOverride} based on the provided 9185 * value and an optional stored value from the package settings. 9186 */ 9187 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 9188 String cpuAbiOverride = null; 9189 9190 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 9191 cpuAbiOverride = null; 9192 } else if (abiOverride != null) { 9193 cpuAbiOverride = abiOverride; 9194 } else if (settings != null) { 9195 cpuAbiOverride = settings.cpuAbiOverrideString; 9196 } 9197 9198 return cpuAbiOverride; 9199 } 9200 9201 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, 9202 final int policyFlags, int scanFlags, long currentTime, @Nullable UserHandle user) 9203 throws PackageManagerException { 9204 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 9205 // If the package has children and this is the first dive in the function 9206 // we recursively scan the package with the SCAN_CHECK_ONLY flag set to see 9207 // whether all packages (parent and children) would be successfully scanned 9208 // before the actual scan since scanning mutates internal state and we want 9209 // to atomically install the package and its children. 9210 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 9211 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 9212 scanFlags |= SCAN_CHECK_ONLY; 9213 } 9214 } else { 9215 scanFlags &= ~SCAN_CHECK_ONLY; 9216 } 9217 9218 final PackageParser.Package scannedPkg; 9219 try { 9220 // Scan the parent 9221 scannedPkg = scanPackageLI(pkg, policyFlags, scanFlags, currentTime, user); 9222 // Scan the children 9223 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9224 for (int i = 0; i < childCount; i++) { 9225 PackageParser.Package childPkg = pkg.childPackages.get(i); 9226 scanPackageLI(childPkg, policyFlags, 9227 scanFlags, currentTime, user); 9228 } 9229 } finally { 9230 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9231 } 9232 9233 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9234 return scanPackageTracedLI(pkg, policyFlags, scanFlags, currentTime, user); 9235 } 9236 9237 return scannedPkg; 9238 } 9239 9240 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, final int policyFlags, 9241 int scanFlags, long currentTime, @Nullable UserHandle user) 9242 throws PackageManagerException { 9243 boolean success = false; 9244 try { 9245 final PackageParser.Package res = scanPackageDirtyLI(pkg, policyFlags, scanFlags, 9246 currentTime, user); 9247 success = true; 9248 return res; 9249 } finally { 9250 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 9251 // DELETE_DATA_ON_FAILURES is only used by frozen paths 9252 destroyAppDataLIF(pkg, UserHandle.USER_ALL, 9253 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 9254 destroyAppProfilesLIF(pkg, UserHandle.USER_ALL); 9255 } 9256 } 9257 } 9258 9259 /** 9260 * Returns {@code true} if the given file contains code. Otherwise {@code false}. 9261 */ 9262 private static boolean apkHasCode(String fileName) { 9263 StrictJarFile jarFile = null; 9264 try { 9265 jarFile = new StrictJarFile(fileName, 9266 false /*verify*/, false /*signatureSchemeRollbackProtectionsEnforced*/); 9267 return jarFile.findEntry("classes.dex") != null; 9268 } catch (IOException ignore) { 9269 } finally { 9270 try { 9271 if (jarFile != null) { 9272 jarFile.close(); 9273 } 9274 } catch (IOException ignore) {} 9275 } 9276 return false; 9277 } 9278 9279 /** 9280 * Enforces code policy for the package. This ensures that if an APK has 9281 * declared hasCode="true" in its manifest that the APK actually contains 9282 * code. 9283 * 9284 * @throws PackageManagerException If bytecode could not be found when it should exist 9285 */ 9286 private static void assertCodePolicy(PackageParser.Package pkg) 9287 throws PackageManagerException { 9288 final boolean shouldHaveCode = 9289 (pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) != 0; 9290 if (shouldHaveCode && !apkHasCode(pkg.baseCodePath)) { 9291 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 9292 "Package " + pkg.baseCodePath + " code is missing"); 9293 } 9294 9295 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 9296 for (int i = 0; i < pkg.splitCodePaths.length; i++) { 9297 final boolean splitShouldHaveCode = 9298 (pkg.splitFlags[i] & ApplicationInfo.FLAG_HAS_CODE) != 0; 9299 if (splitShouldHaveCode && !apkHasCode(pkg.splitCodePaths[i])) { 9300 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 9301 "Package " + pkg.splitCodePaths[i] + " code is missing"); 9302 } 9303 } 9304 } 9305 } 9306 9307 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, 9308 final int policyFlags, final int scanFlags, long currentTime, @Nullable UserHandle user) 9309 throws PackageManagerException { 9310 if (DEBUG_PACKAGE_SCANNING) { 9311 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 9312 Log.d(TAG, "Scanning package " + pkg.packageName); 9313 } 9314 9315 applyPolicy(pkg, policyFlags); 9316 9317 assertPackageIsValid(pkg, policyFlags, scanFlags); 9318 9319 // Initialize package source and resource directories 9320 final File scanFile = new File(pkg.codePath); 9321 final File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 9322 final File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 9323 9324 SharedUserSetting suid = null; 9325 PackageSetting pkgSetting = null; 9326 9327 // Getting the package setting may have a side-effect, so if we 9328 // are only checking if scan would succeed, stash a copy of the 9329 // old setting to restore at the end. 9330 PackageSetting nonMutatedPs = null; 9331 9332 // We keep references to the derived CPU Abis from settings in oder to reuse 9333 // them in the case where we're not upgrading or booting for the first time. 9334 String primaryCpuAbiFromSettings = null; 9335 String secondaryCpuAbiFromSettings = null; 9336 9337 // writer 9338 synchronized (mPackages) { 9339 if (pkg.mSharedUserId != null) { 9340 // SIDE EFFECTS; may potentially allocate a new shared user 9341 suid = mSettings.getSharedUserLPw( 9342 pkg.mSharedUserId, 0 /*pkgFlags*/, 0 /*pkgPrivateFlags*/, true /*create*/); 9343 if (DEBUG_PACKAGE_SCANNING) { 9344 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 9345 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 9346 + "): packages=" + suid.packages); 9347 } 9348 } 9349 9350 // Check if we are renaming from an original package name. 9351 PackageSetting origPackage = null; 9352 String realName = null; 9353 if (pkg.mOriginalPackages != null) { 9354 // This package may need to be renamed to a previously 9355 // installed name. Let's check on that... 9356 final String renamed = mSettings.getRenamedPackageLPr(pkg.mRealPackage); 9357 if (pkg.mOriginalPackages.contains(renamed)) { 9358 // This package had originally been installed as the 9359 // original name, and we have already taken care of 9360 // transitioning to the new one. Just update the new 9361 // one to continue using the old name. 9362 realName = pkg.mRealPackage; 9363 if (!pkg.packageName.equals(renamed)) { 9364 // Callers into this function may have already taken 9365 // care of renaming the package; only do it here if 9366 // it is not already done. 9367 pkg.setPackageName(renamed); 9368 } 9369 } else { 9370 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 9371 if ((origPackage = mSettings.getPackageLPr( 9372 pkg.mOriginalPackages.get(i))) != null) { 9373 // We do have the package already installed under its 9374 // original name... should we use it? 9375 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 9376 // New package is not compatible with original. 9377 origPackage = null; 9378 continue; 9379 } else if (origPackage.sharedUser != null) { 9380 // Make sure uid is compatible between packages. 9381 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 9382 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 9383 + " to " + pkg.packageName + ": old uid " 9384 + origPackage.sharedUser.name 9385 + " differs from " + pkg.mSharedUserId); 9386 origPackage = null; 9387 continue; 9388 } 9389 // TODO: Add case when shared user id is added [b/28144775] 9390 } else { 9391 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 9392 + pkg.packageName + " to old name " + origPackage.name); 9393 } 9394 break; 9395 } 9396 } 9397 } 9398 } 9399 9400 if (mTransferedPackages.contains(pkg.packageName)) { 9401 Slog.w(TAG, "Package " + pkg.packageName 9402 + " was transferred to another, but its .apk remains"); 9403 } 9404 9405 // See comments in nonMutatedPs declaration 9406 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9407 PackageSetting foundPs = mSettings.getPackageLPr(pkg.packageName); 9408 if (foundPs != null) { 9409 nonMutatedPs = new PackageSetting(foundPs); 9410 } 9411 } 9412 9413 if ((scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) == 0) { 9414 PackageSetting foundPs = mSettings.getPackageLPr(pkg.packageName); 9415 if (foundPs != null) { 9416 primaryCpuAbiFromSettings = foundPs.primaryCpuAbiString; 9417 secondaryCpuAbiFromSettings = foundPs.secondaryCpuAbiString; 9418 } 9419 } 9420 9421 pkgSetting = mSettings.getPackageLPr(pkg.packageName); 9422 if (pkgSetting != null && pkgSetting.sharedUser != suid) { 9423 PackageManagerService.reportSettingsProblem(Log.WARN, 9424 "Package " + pkg.packageName + " shared user changed from " 9425 + (pkgSetting.sharedUser != null 9426 ? pkgSetting.sharedUser.name : "<nothing>") 9427 + " to " 9428 + (suid != null ? suid.name : "<nothing>") 9429 + "; replacing with new"); 9430 pkgSetting = null; 9431 } 9432 final PackageSetting oldPkgSetting = 9433 pkgSetting == null ? null : new PackageSetting(pkgSetting); 9434 final PackageSetting disabledPkgSetting = 9435 mSettings.getDisabledSystemPkgLPr(pkg.packageName); 9436 9437 String[] usesStaticLibraries = null; 9438 if (pkg.usesStaticLibraries != null) { 9439 usesStaticLibraries = new String[pkg.usesStaticLibraries.size()]; 9440 pkg.usesStaticLibraries.toArray(usesStaticLibraries); 9441 } 9442 9443 if (pkgSetting == null) { 9444 final String parentPackageName = (pkg.parentPackage != null) 9445 ? pkg.parentPackage.packageName : null; 9446 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 9447 // REMOVE SharedUserSetting from method; update in a separate call 9448 pkgSetting = Settings.createNewSetting(pkg.packageName, origPackage, 9449 disabledPkgSetting, realName, suid, destCodeFile, destResourceFile, 9450 pkg.applicationInfo.nativeLibraryRootDir, pkg.applicationInfo.primaryCpuAbi, 9451 pkg.applicationInfo.secondaryCpuAbi, pkg.mVersionCode, 9452 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, user, 9453 true /*allowInstall*/, instantApp, parentPackageName, 9454 pkg.getChildPackageNames(), UserManagerService.getInstance(), 9455 usesStaticLibraries, pkg.usesStaticLibrariesVersions); 9456 // SIDE EFFECTS; updates system state; move elsewhere 9457 if (origPackage != null) { 9458 mSettings.addRenamedPackageLPw(pkg.packageName, origPackage.name); 9459 } 9460 mSettings.addUserToSettingLPw(pkgSetting); 9461 } else { 9462 // REMOVE SharedUserSetting from method; update in a separate call. 9463 // 9464 // TODO(narayan): This update is bogus. nativeLibraryDir & primaryCpuAbi, 9465 // secondaryCpuAbi are not known at this point so we always update them 9466 // to null here, only to reset them at a later point. 9467 Settings.updatePackageSetting(pkgSetting, disabledPkgSetting, suid, destCodeFile, 9468 pkg.applicationInfo.nativeLibraryDir, pkg.applicationInfo.primaryCpuAbi, 9469 pkg.applicationInfo.secondaryCpuAbi, pkg.applicationInfo.flags, 9470 pkg.applicationInfo.privateFlags, pkg.getChildPackageNames(), 9471 UserManagerService.getInstance(), usesStaticLibraries, 9472 pkg.usesStaticLibrariesVersions); 9473 } 9474 // SIDE EFFECTS; persists system state to files on disk; move elsewhere 9475 mSettings.writeUserRestrictionsLPw(pkgSetting, oldPkgSetting); 9476 9477 // SIDE EFFECTS; modifies system state; move elsewhere 9478 if (pkgSetting.origPackage != null) { 9479 // If we are first transitioning from an original package, 9480 // fix up the new package's name now. We need to do this after 9481 // looking up the package under its new name, so getPackageLP 9482 // can take care of fiddling things correctly. 9483 pkg.setPackageName(origPackage.name); 9484 9485 // File a report about this. 9486 String msg = "New package " + pkgSetting.realName 9487 + " renamed to replace old package " + pkgSetting.name; 9488 reportSettingsProblem(Log.WARN, msg); 9489 9490 // Make a note of it. 9491 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 9492 mTransferedPackages.add(origPackage.name); 9493 } 9494 9495 // No longer need to retain this. 9496 pkgSetting.origPackage = null; 9497 } 9498 9499 // SIDE EFFECTS; modifies system state; move elsewhere 9500 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && realName != null) { 9501 // Make a note of it. 9502 mTransferedPackages.add(pkg.packageName); 9503 } 9504 9505 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 9506 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 9507 } 9508 9509 if ((scanFlags & SCAN_BOOTING) == 0 9510 && (policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9511 // Check all shared libraries and map to their actual file path. 9512 // We only do this here for apps not on a system dir, because those 9513 // are the only ones that can fail an install due to this. We 9514 // will take care of the system apps by updating all of their 9515 // library paths after the scan is done. Also during the initial 9516 // scan don't update any libs as we do this wholesale after all 9517 // apps are scanned to avoid dependency based scanning. 9518 updateSharedLibrariesLPr(pkg, null); 9519 } 9520 9521 if (mFoundPolicyFile) { 9522 SELinuxMMAC.assignSeInfoValue(pkg); 9523 } 9524 pkg.applicationInfo.uid = pkgSetting.appId; 9525 pkg.mExtras = pkgSetting; 9526 9527 9528 // Static shared libs have same package with different versions where 9529 // we internally use a synthetic package name to allow multiple versions 9530 // of the same package, therefore we need to compare signatures against 9531 // the package setting for the latest library version. 9532 PackageSetting signatureCheckPs = pkgSetting; 9533 if (pkg.applicationInfo.isStaticSharedLibrary()) { 9534 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 9535 if (libraryEntry != null) { 9536 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 9537 } 9538 } 9539 9540 if (shouldCheckUpgradeKeySetLP(signatureCheckPs, scanFlags)) { 9541 if (checkUpgradeKeySetLP(signatureCheckPs, pkg)) { 9542 // We just determined the app is signed correctly, so bring 9543 // over the latest parsed certs. 9544 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9545 } else { 9546 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9547 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 9548 "Package " + pkg.packageName + " upgrade keys do not match the " 9549 + "previously installed version"); 9550 } else { 9551 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9552 String msg = "System package " + pkg.packageName 9553 + " signature changed; retaining data."; 9554 reportSettingsProblem(Log.WARN, msg); 9555 } 9556 } 9557 } else { 9558 try { 9559 // SIDE EFFECTS; compareSignaturesCompat() changes KeysetManagerService 9560 verifySignaturesLP(signatureCheckPs, pkg); 9561 // We just determined the app is signed correctly, so bring 9562 // over the latest parsed certs. 9563 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9564 } catch (PackageManagerException e) { 9565 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9566 throw e; 9567 } 9568 // The signature has changed, but this package is in the system 9569 // image... let's recover! 9570 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9571 // However... if this package is part of a shared user, but it 9572 // doesn't match the signature of the shared user, let's fail. 9573 // What this means is that you can't change the signatures 9574 // associated with an overall shared user, which doesn't seem all 9575 // that unreasonable. 9576 if (signatureCheckPs.sharedUser != null) { 9577 if (compareSignatures(signatureCheckPs.sharedUser.signatures.mSignatures, 9578 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 9579 throw new PackageManagerException( 9580 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 9581 "Signature mismatch for shared user: " 9582 + pkgSetting.sharedUser); 9583 } 9584 } 9585 // File a report about this. 9586 String msg = "System package " + pkg.packageName 9587 + " signature changed; retaining data."; 9588 reportSettingsProblem(Log.WARN, msg); 9589 } 9590 } 9591 9592 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && pkg.mAdoptPermissions != null) { 9593 // This package wants to adopt ownership of permissions from 9594 // another package. 9595 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 9596 final String origName = pkg.mAdoptPermissions.get(i); 9597 final PackageSetting orig = mSettings.getPackageLPr(origName); 9598 if (orig != null) { 9599 if (verifyPackageUpdateLPr(orig, pkg)) { 9600 Slog.i(TAG, "Adopting permissions from " + origName + " to " 9601 + pkg.packageName); 9602 // SIDE EFFECTS; updates permissions system state; move elsewhere 9603 mSettings.transferPermissionsLPw(origName, pkg.packageName); 9604 } 9605 } 9606 } 9607 } 9608 } 9609 9610 pkg.applicationInfo.processName = fixProcessName( 9611 pkg.applicationInfo.packageName, 9612 pkg.applicationInfo.processName); 9613 9614 if (pkg != mPlatformPackage) { 9615 // Get all of our default paths setup 9616 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 9617 } 9618 9619 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 9620 9621 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 9622 if ((scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) != 0) { 9623 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "derivePackageAbi"); 9624 derivePackageAbi( 9625 pkg, scanFile, cpuAbiOverride, true /*extractLibs*/, mAppLib32InstallDir); 9626 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9627 9628 // Some system apps still use directory structure for native libraries 9629 // in which case we might end up not detecting abi solely based on apk 9630 // structure. Try to detect abi based on directory structure. 9631 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 9632 pkg.applicationInfo.primaryCpuAbi == null) { 9633 setBundledAppAbisAndRoots(pkg, pkgSetting); 9634 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 9635 } 9636 } else { 9637 // This is not a first boot or an upgrade, don't bother deriving the 9638 // ABI during the scan. Instead, trust the value that was stored in the 9639 // package setting. 9640 pkg.applicationInfo.primaryCpuAbi = primaryCpuAbiFromSettings; 9641 pkg.applicationInfo.secondaryCpuAbi = secondaryCpuAbiFromSettings; 9642 9643 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 9644 9645 if (DEBUG_ABI_SELECTION) { 9646 Slog.i(TAG, "Using ABIS and native lib paths from settings : " + 9647 pkg.packageName + " " + pkg.applicationInfo.primaryCpuAbi + ", " + 9648 pkg.applicationInfo.secondaryCpuAbi); 9649 } 9650 } 9651 } else { 9652 if ((scanFlags & SCAN_MOVE) != 0) { 9653 // We haven't run dex-opt for this move (since we've moved the compiled output too) 9654 // but we already have this packages package info in the PackageSetting. We just 9655 // use that and derive the native library path based on the new codepath. 9656 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 9657 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 9658 } 9659 9660 // Set native library paths again. For moves, the path will be updated based on the 9661 // ABIs we've determined above. For non-moves, the path will be updated based on the 9662 // ABIs we determined during compilation, but the path will depend on the final 9663 // package path (after the rename away from the stage path). 9664 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 9665 } 9666 9667 // This is a special case for the "system" package, where the ABI is 9668 // dictated by the zygote configuration (and init.rc). We should keep track 9669 // of this ABI so that we can deal with "normal" applications that run under 9670 // the same UID correctly. 9671 if (mPlatformPackage == pkg) { 9672 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 9673 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 9674 } 9675 9676 // If there's a mismatch between the abi-override in the package setting 9677 // and the abiOverride specified for the install. Warn about this because we 9678 // would've already compiled the app without taking the package setting into 9679 // account. 9680 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 9681 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 9682 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 9683 " for package " + pkg.packageName); 9684 } 9685 } 9686 9687 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 9688 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 9689 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 9690 9691 // Copy the derived override back to the parsed package, so that we can 9692 // update the package settings accordingly. 9693 pkg.cpuAbiOverride = cpuAbiOverride; 9694 9695 if (DEBUG_ABI_SELECTION) { 9696 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 9697 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 9698 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 9699 } 9700 9701 // Push the derived path down into PackageSettings so we know what to 9702 // clean up at uninstall time. 9703 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 9704 9705 if (DEBUG_ABI_SELECTION) { 9706 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 9707 " primary=" + pkg.applicationInfo.primaryCpuAbi + 9708 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 9709 } 9710 9711 // SIDE EFFECTS; removes DEX files from disk; move elsewhere 9712 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 9713 // We don't do this here during boot because we can do it all 9714 // at once after scanning all existing packages. 9715 // 9716 // We also do this *before* we perform dexopt on this package, so that 9717 // we can avoid redundant dexopts, and also to make sure we've got the 9718 // code and package path correct. 9719 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, pkg); 9720 } 9721 9722 if (mFactoryTest && pkg.requestedPermissions.contains( 9723 android.Manifest.permission.FACTORY_TEST)) { 9724 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 9725 } 9726 9727 if (isSystemApp(pkg)) { 9728 pkgSetting.isOrphaned = true; 9729 } 9730 9731 // Take care of first install / last update times. 9732 final long scanFileTime = getLastModifiedTime(pkg, scanFile); 9733 if (currentTime != 0) { 9734 if (pkgSetting.firstInstallTime == 0) { 9735 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 9736 } else if ((scanFlags & SCAN_UPDATE_TIME) != 0) { 9737 pkgSetting.lastUpdateTime = currentTime; 9738 } 9739 } else if (pkgSetting.firstInstallTime == 0) { 9740 // We need *something*. Take time time stamp of the file. 9741 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 9742 } else if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 9743 if (scanFileTime != pkgSetting.timeStamp) { 9744 // A package on the system image has changed; consider this 9745 // to be an update. 9746 pkgSetting.lastUpdateTime = scanFileTime; 9747 } 9748 } 9749 pkgSetting.setTimeStamp(scanFileTime); 9750 9751 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9752 if (nonMutatedPs != null) { 9753 synchronized (mPackages) { 9754 mSettings.mPackages.put(nonMutatedPs.name, nonMutatedPs); 9755 } 9756 } 9757 } else { 9758 final int userId = user == null ? 0 : user.getIdentifier(); 9759 // Modify state for the given package setting 9760 commitPackageSettings(pkg, pkgSetting, user, scanFlags, 9761 (policyFlags & PackageParser.PARSE_CHATTY) != 0 /*chatty*/); 9762 if (pkgSetting.getInstantApp(userId)) { 9763 mInstantAppRegistry.addInstantAppLPw(userId, pkgSetting.appId); 9764 } 9765 } 9766 return pkg; 9767 } 9768 9769 /** 9770 * Applies policy to the parsed package based upon the given policy flags. 9771 * Ensures the package is in a good state. 9772 * <p> 9773 * Implementation detail: This method must NOT have any side effect. It would 9774 * ideally be static, but, it requires locks to read system state. 9775 */ 9776 private void applyPolicy(PackageParser.Package pkg, int policyFlags) { 9777 if ((policyFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 9778 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 9779 if (pkg.applicationInfo.isDirectBootAware()) { 9780 // we're direct boot aware; set for all components 9781 for (PackageParser.Service s : pkg.services) { 9782 s.info.encryptionAware = s.info.directBootAware = true; 9783 } 9784 for (PackageParser.Provider p : pkg.providers) { 9785 p.info.encryptionAware = p.info.directBootAware = true; 9786 } 9787 for (PackageParser.Activity a : pkg.activities) { 9788 a.info.encryptionAware = a.info.directBootAware = true; 9789 } 9790 for (PackageParser.Activity r : pkg.receivers) { 9791 r.info.encryptionAware = r.info.directBootAware = true; 9792 } 9793 } 9794 } else { 9795 // Only allow system apps to be flagged as core apps. 9796 pkg.coreApp = false; 9797 // clear flags not applicable to regular apps 9798 pkg.applicationInfo.privateFlags &= 9799 ~ApplicationInfo.PRIVATE_FLAG_DEFAULT_TO_DEVICE_PROTECTED_STORAGE; 9800 pkg.applicationInfo.privateFlags &= 9801 ~ApplicationInfo.PRIVATE_FLAG_DIRECT_BOOT_AWARE; 9802 } 9803 pkg.mTrustedOverlay = (policyFlags&PackageParser.PARSE_TRUSTED_OVERLAY) != 0; 9804 9805 if ((policyFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 9806 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 9807 } 9808 9809 if (!isSystemApp(pkg)) { 9810 // Only system apps can use these features. 9811 pkg.mOriginalPackages = null; 9812 pkg.mRealPackage = null; 9813 pkg.mAdoptPermissions = null; 9814 } 9815 } 9816 9817 /** 9818 * Asserts the parsed package is valid according to the given policy. If the 9819 * package is invalid, for whatever reason, throws {@link PackageManagerException}. 9820 * <p> 9821 * Implementation detail: This method must NOT have any side effects. It would 9822 * ideally be static, but, it requires locks to read system state. 9823 * 9824 * @throws PackageManagerException If the package fails any of the validation checks 9825 */ 9826 private void assertPackageIsValid(PackageParser.Package pkg, int policyFlags, int scanFlags) 9827 throws PackageManagerException { 9828 if ((policyFlags & PackageParser.PARSE_ENFORCE_CODE) != 0) { 9829 assertCodePolicy(pkg); 9830 } 9831 9832 if (pkg.applicationInfo.getCodePath() == null || 9833 pkg.applicationInfo.getResourcePath() == null) { 9834 // Bail out. The resource and code paths haven't been set. 9835 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 9836 "Code and resource paths haven't been set correctly"); 9837 } 9838 9839 // Make sure we're not adding any bogus keyset info 9840 KeySetManagerService ksms = mSettings.mKeySetManagerService; 9841 ksms.assertScannedPackageValid(pkg); 9842 9843 synchronized (mPackages) { 9844 // The special "android" package can only be defined once 9845 if (pkg.packageName.equals("android")) { 9846 if (mAndroidApplication != null) { 9847 Slog.w(TAG, "*************************************************"); 9848 Slog.w(TAG, "Core android package being redefined. Skipping."); 9849 Slog.w(TAG, " codePath=" + pkg.codePath); 9850 Slog.w(TAG, "*************************************************"); 9851 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 9852 "Core android package being redefined. Skipping."); 9853 } 9854 } 9855 9856 // A package name must be unique; don't allow duplicates 9857 if (mPackages.containsKey(pkg.packageName)) { 9858 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 9859 "Application package " + pkg.packageName 9860 + " already installed. Skipping duplicate."); 9861 } 9862 9863 if (pkg.applicationInfo.isStaticSharedLibrary()) { 9864 // Static libs have a synthetic package name containing the version 9865 // but we still want the base name to be unique. 9866 if (mPackages.containsKey(pkg.manifestPackageName)) { 9867 throw new PackageManagerException( 9868 "Duplicate static shared lib provider package"); 9869 } 9870 9871 // Static shared libraries should have at least O target SDK 9872 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.O) { 9873 throw new PackageManagerException( 9874 "Packages declaring static-shared libs must target O SDK or higher"); 9875 } 9876 9877 // Package declaring static a shared lib cannot be instant apps 9878 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 9879 throw new PackageManagerException( 9880 "Packages declaring static-shared libs cannot be instant apps"); 9881 } 9882 9883 // Package declaring static a shared lib cannot be renamed since the package 9884 // name is synthetic and apps can't code around package manager internals. 9885 if (!ArrayUtils.isEmpty(pkg.mOriginalPackages)) { 9886 throw new PackageManagerException( 9887 "Packages declaring static-shared libs cannot be renamed"); 9888 } 9889 9890 // Package declaring static a shared lib cannot declare child packages 9891 if (!ArrayUtils.isEmpty(pkg.childPackages)) { 9892 throw new PackageManagerException( 9893 "Packages declaring static-shared libs cannot have child packages"); 9894 } 9895 9896 // Package declaring static a shared lib cannot declare dynamic libs 9897 if (!ArrayUtils.isEmpty(pkg.libraryNames)) { 9898 throw new PackageManagerException( 9899 "Packages declaring static-shared libs cannot declare dynamic libs"); 9900 } 9901 9902 // Package declaring static a shared lib cannot declare shared users 9903 if (pkg.mSharedUserId != null) { 9904 throw new PackageManagerException( 9905 "Packages declaring static-shared libs cannot declare shared users"); 9906 } 9907 9908 // Static shared libs cannot declare activities 9909 if (!pkg.activities.isEmpty()) { 9910 throw new PackageManagerException( 9911 "Static shared libs cannot declare activities"); 9912 } 9913 9914 // Static shared libs cannot declare services 9915 if (!pkg.services.isEmpty()) { 9916 throw new PackageManagerException( 9917 "Static shared libs cannot declare services"); 9918 } 9919 9920 // Static shared libs cannot declare providers 9921 if (!pkg.providers.isEmpty()) { 9922 throw new PackageManagerException( 9923 "Static shared libs cannot declare content providers"); 9924 } 9925 9926 // Static shared libs cannot declare receivers 9927 if (!pkg.receivers.isEmpty()) { 9928 throw new PackageManagerException( 9929 "Static shared libs cannot declare broadcast receivers"); 9930 } 9931 9932 // Static shared libs cannot declare permission groups 9933 if (!pkg.permissionGroups.isEmpty()) { 9934 throw new PackageManagerException( 9935 "Static shared libs cannot declare permission groups"); 9936 } 9937 9938 // Static shared libs cannot declare permissions 9939 if (!pkg.permissions.isEmpty()) { 9940 throw new PackageManagerException( 9941 "Static shared libs cannot declare permissions"); 9942 } 9943 9944 // Static shared libs cannot declare protected broadcasts 9945 if (pkg.protectedBroadcasts != null) { 9946 throw new PackageManagerException( 9947 "Static shared libs cannot declare protected broadcasts"); 9948 } 9949 9950 // Static shared libs cannot be overlay targets 9951 if (pkg.mOverlayTarget != null) { 9952 throw new PackageManagerException( 9953 "Static shared libs cannot be overlay targets"); 9954 } 9955 9956 // The version codes must be ordered as lib versions 9957 int minVersionCode = Integer.MIN_VALUE; 9958 int maxVersionCode = Integer.MAX_VALUE; 9959 9960 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 9961 pkg.staticSharedLibName); 9962 if (versionedLib != null) { 9963 final int versionCount = versionedLib.size(); 9964 for (int i = 0; i < versionCount; i++) { 9965 SharedLibraryInfo libInfo = versionedLib.valueAt(i).info; 9966 // TODO: We will change version code to long, so in the new API it is long 9967 final int libVersionCode = (int) libInfo.getDeclaringPackage() 9968 .getVersionCode(); 9969 if (libInfo.getVersion() < pkg.staticSharedLibVersion) { 9970 minVersionCode = Math.max(minVersionCode, libVersionCode + 1); 9971 } else if (libInfo.getVersion() > pkg.staticSharedLibVersion) { 9972 maxVersionCode = Math.min(maxVersionCode, libVersionCode - 1); 9973 } else { 9974 minVersionCode = maxVersionCode = libVersionCode; 9975 break; 9976 } 9977 } 9978 } 9979 if (pkg.mVersionCode < minVersionCode || pkg.mVersionCode > maxVersionCode) { 9980 throw new PackageManagerException("Static shared" 9981 + " lib version codes must be ordered as lib versions"); 9982 } 9983 } 9984 9985 // Only privileged apps and updated privileged apps can add child packages. 9986 if (pkg.childPackages != null && !pkg.childPackages.isEmpty()) { 9987 if ((policyFlags & PARSE_IS_PRIVILEGED) == 0) { 9988 throw new PackageManagerException("Only privileged apps can add child " 9989 + "packages. Ignoring package " + pkg.packageName); 9990 } 9991 final int childCount = pkg.childPackages.size(); 9992 for (int i = 0; i < childCount; i++) { 9993 PackageParser.Package childPkg = pkg.childPackages.get(i); 9994 if (mSettings.hasOtherDisabledSystemPkgWithChildLPr(pkg.packageName, 9995 childPkg.packageName)) { 9996 throw new PackageManagerException("Can't override child of " 9997 + "another disabled app. Ignoring package " + pkg.packageName); 9998 } 9999 } 10000 } 10001 10002 // If we're only installing presumed-existing packages, require that the 10003 // scanned APK is both already known and at the path previously established 10004 // for it. Previously unknown packages we pick up normally, but if we have an 10005 // a priori expectation about this package's install presence, enforce it. 10006 // With a singular exception for new system packages. When an OTA contains 10007 // a new system package, we allow the codepath to change from a system location 10008 // to the user-installed location. If we don't allow this change, any newer, 10009 // user-installed version of the application will be ignored. 10010 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 10011 if (mExpectingBetter.containsKey(pkg.packageName)) { 10012 logCriticalInfo(Log.WARN, 10013 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 10014 } else { 10015 PackageSetting known = mSettings.getPackageLPr(pkg.packageName); 10016 if (known != null) { 10017 if (DEBUG_PACKAGE_SCANNING) { 10018 Log.d(TAG, "Examining " + pkg.codePath 10019 + " and requiring known paths " + known.codePathString 10020 + " & " + known.resourcePathString); 10021 } 10022 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 10023 || !pkg.applicationInfo.getResourcePath().equals( 10024 known.resourcePathString)) { 10025 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 10026 "Application package " + pkg.packageName 10027 + " found at " + pkg.applicationInfo.getCodePath() 10028 + " but expected at " + known.codePathString 10029 + "; ignoring."); 10030 } 10031 } 10032 } 10033 } 10034 10035 // Verify that this new package doesn't have any content providers 10036 // that conflict with existing packages. Only do this if the 10037 // package isn't already installed, since we don't want to break 10038 // things that are installed. 10039 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 10040 final int N = pkg.providers.size(); 10041 int i; 10042 for (i=0; i<N; i++) { 10043 PackageParser.Provider p = pkg.providers.get(i); 10044 if (p.info.authority != null) { 10045 String names[] = p.info.authority.split(";"); 10046 for (int j = 0; j < names.length; j++) { 10047 if (mProvidersByAuthority.containsKey(names[j])) { 10048 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 10049 final String otherPackageName = 10050 ((other != null && other.getComponentName() != null) ? 10051 other.getComponentName().getPackageName() : "?"); 10052 throw new PackageManagerException( 10053 INSTALL_FAILED_CONFLICTING_PROVIDER, 10054 "Can't install because provider name " + names[j] 10055 + " (in package " + pkg.applicationInfo.packageName 10056 + ") is already used by " + otherPackageName); 10057 } 10058 } 10059 } 10060 } 10061 } 10062 } 10063 } 10064 10065 private boolean addSharedLibraryLPw(String path, String apk, String name, int version, 10066 int type, String declaringPackageName, int declaringVersionCode) { 10067 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 10068 if (versionedLib == null) { 10069 versionedLib = new SparseArray<>(); 10070 mSharedLibraries.put(name, versionedLib); 10071 if (type == SharedLibraryInfo.TYPE_STATIC) { 10072 mStaticLibsByDeclaringPackage.put(declaringPackageName, versionedLib); 10073 } 10074 } else if (versionedLib.indexOfKey(version) >= 0) { 10075 return false; 10076 } 10077 SharedLibraryEntry libEntry = new SharedLibraryEntry(path, apk, name, 10078 version, type, declaringPackageName, declaringVersionCode); 10079 versionedLib.put(version, libEntry); 10080 return true; 10081 } 10082 10083 private boolean removeSharedLibraryLPw(String name, int version) { 10084 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 10085 if (versionedLib == null) { 10086 return false; 10087 } 10088 final int libIdx = versionedLib.indexOfKey(version); 10089 if (libIdx < 0) { 10090 return false; 10091 } 10092 SharedLibraryEntry libEntry = versionedLib.valueAt(libIdx); 10093 versionedLib.remove(version); 10094 if (versionedLib.size() <= 0) { 10095 mSharedLibraries.remove(name); 10096 if (libEntry.info.getType() == SharedLibraryInfo.TYPE_STATIC) { 10097 mStaticLibsByDeclaringPackage.remove(libEntry.info.getDeclaringPackage() 10098 .getPackageName()); 10099 } 10100 } 10101 return true; 10102 } 10103 10104 /** 10105 * Adds a scanned package to the system. When this method is finished, the package will 10106 * be available for query, resolution, etc... 10107 */ 10108 private void commitPackageSettings(PackageParser.Package pkg, PackageSetting pkgSetting, 10109 UserHandle user, int scanFlags, boolean chatty) throws PackageManagerException { 10110 final String pkgName = pkg.packageName; 10111 if (mCustomResolverComponentName != null && 10112 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 10113 setUpCustomResolverActivity(pkg); 10114 } 10115 10116 if (pkg.packageName.equals("android")) { 10117 synchronized (mPackages) { 10118 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 10119 // Set up information for our fall-back user intent resolution activity. 10120 mPlatformPackage = pkg; 10121 pkg.mVersionCode = mSdkVersion; 10122 mAndroidApplication = pkg.applicationInfo; 10123 if (!mResolverReplaced) { 10124 mResolveActivity.applicationInfo = mAndroidApplication; 10125 mResolveActivity.name = ResolverActivity.class.getName(); 10126 mResolveActivity.packageName = mAndroidApplication.packageName; 10127 mResolveActivity.processName = "system:ui"; 10128 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 10129 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 10130 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 10131 mResolveActivity.theme = R.style.Theme_Material_Dialog_Alert; 10132 mResolveActivity.exported = true; 10133 mResolveActivity.enabled = true; 10134 mResolveActivity.resizeMode = ActivityInfo.RESIZE_MODE_RESIZEABLE; 10135 mResolveActivity.configChanges = ActivityInfo.CONFIG_SCREEN_SIZE 10136 | ActivityInfo.CONFIG_SMALLEST_SCREEN_SIZE 10137 | ActivityInfo.CONFIG_SCREEN_LAYOUT 10138 | ActivityInfo.CONFIG_ORIENTATION 10139 | ActivityInfo.CONFIG_KEYBOARD 10140 | ActivityInfo.CONFIG_KEYBOARD_HIDDEN; 10141 mResolveInfo.activityInfo = mResolveActivity; 10142 mResolveInfo.priority = 0; 10143 mResolveInfo.preferredOrder = 0; 10144 mResolveInfo.match = 0; 10145 mResolveComponentName = new ComponentName( 10146 mAndroidApplication.packageName, mResolveActivity.name); 10147 } 10148 } 10149 } 10150 } 10151 10152 ArrayList<PackageParser.Package> clientLibPkgs = null; 10153 // writer 10154 synchronized (mPackages) { 10155 boolean hasStaticSharedLibs = false; 10156 10157 // Any app can add new static shared libraries 10158 if (pkg.staticSharedLibName != null) { 10159 // Static shared libs don't allow renaming as they have synthetic package 10160 // names to allow install of multiple versions, so use name from manifest. 10161 if (addSharedLibraryLPw(null, pkg.packageName, pkg.staticSharedLibName, 10162 pkg.staticSharedLibVersion, SharedLibraryInfo.TYPE_STATIC, 10163 pkg.manifestPackageName, pkg.mVersionCode)) { 10164 hasStaticSharedLibs = true; 10165 } else { 10166 Slog.w(TAG, "Package " + pkg.packageName + " library " 10167 + pkg.staticSharedLibName + " already exists; skipping"); 10168 } 10169 // Static shared libs cannot be updated once installed since they 10170 // use synthetic package name which includes the version code, so 10171 // not need to update other packages's shared lib dependencies. 10172 } 10173 10174 if (!hasStaticSharedLibs 10175 && (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10176 // Only system apps can add new dynamic shared libraries. 10177 if (pkg.libraryNames != null) { 10178 for (int i = 0; i < pkg.libraryNames.size(); i++) { 10179 String name = pkg.libraryNames.get(i); 10180 boolean allowed = false; 10181 if (pkg.isUpdatedSystemApp()) { 10182 // New library entries can only be added through the 10183 // system image. This is important to get rid of a lot 10184 // of nasty edge cases: for example if we allowed a non- 10185 // system update of the app to add a library, then uninstalling 10186 // the update would make the library go away, and assumptions 10187 // we made such as through app install filtering would now 10188 // have allowed apps on the device which aren't compatible 10189 // with it. Better to just have the restriction here, be 10190 // conservative, and create many fewer cases that can negatively 10191 // impact the user experience. 10192 final PackageSetting sysPs = mSettings 10193 .getDisabledSystemPkgLPr(pkg.packageName); 10194 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 10195 for (int j = 0; j < sysPs.pkg.libraryNames.size(); j++) { 10196 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 10197 allowed = true; 10198 break; 10199 } 10200 } 10201 } 10202 } else { 10203 allowed = true; 10204 } 10205 if (allowed) { 10206 if (!addSharedLibraryLPw(null, pkg.packageName, name, 10207 SharedLibraryInfo.VERSION_UNDEFINED, 10208 SharedLibraryInfo.TYPE_DYNAMIC, 10209 pkg.packageName, pkg.mVersionCode)) { 10210 Slog.w(TAG, "Package " + pkg.packageName + " library " 10211 + name + " already exists; skipping"); 10212 } 10213 } else { 10214 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 10215 + name + " that is not declared on system image; skipping"); 10216 } 10217 } 10218 10219 if ((scanFlags & SCAN_BOOTING) == 0) { 10220 // If we are not booting, we need to update any applications 10221 // that are clients of our shared library. If we are booting, 10222 // this will all be done once the scan is complete. 10223 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 10224 } 10225 } 10226 } 10227 } 10228 10229 if ((scanFlags & SCAN_BOOTING) != 0) { 10230 // No apps can run during boot scan, so they don't need to be frozen 10231 } else if ((scanFlags & SCAN_DONT_KILL_APP) != 0) { 10232 // Caller asked to not kill app, so it's probably not frozen 10233 } else if ((scanFlags & SCAN_IGNORE_FROZEN) != 0) { 10234 // Caller asked us to ignore frozen check for some reason; they 10235 // probably didn't know the package name 10236 } else { 10237 // We're doing major surgery on this package, so it better be frozen 10238 // right now to keep it from launching 10239 checkPackageFrozen(pkgName); 10240 } 10241 10242 // Also need to kill any apps that are dependent on the library. 10243 if (clientLibPkgs != null) { 10244 for (int i=0; i<clientLibPkgs.size(); i++) { 10245 PackageParser.Package clientPkg = clientLibPkgs.get(i); 10246 killApplication(clientPkg.applicationInfo.packageName, 10247 clientPkg.applicationInfo.uid, "update lib"); 10248 } 10249 } 10250 10251 // writer 10252 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 10253 10254 synchronized (mPackages) { 10255 // We don't expect installation to fail beyond this point 10256 10257 // Add the new setting to mSettings 10258 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 10259 // Add the new setting to mPackages 10260 mPackages.put(pkg.applicationInfo.packageName, pkg); 10261 // Make sure we don't accidentally delete its data. 10262 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 10263 while (iter.hasNext()) { 10264 PackageCleanItem item = iter.next(); 10265 if (pkgName.equals(item.packageName)) { 10266 iter.remove(); 10267 } 10268 } 10269 10270 // Add the package's KeySets to the global KeySetManagerService 10271 KeySetManagerService ksms = mSettings.mKeySetManagerService; 10272 ksms.addScannedPackageLPw(pkg); 10273 10274 int N = pkg.providers.size(); 10275 StringBuilder r = null; 10276 int i; 10277 for (i=0; i<N; i++) { 10278 PackageParser.Provider p = pkg.providers.get(i); 10279 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 10280 p.info.processName); 10281 mProviders.addProvider(p); 10282 p.syncable = p.info.isSyncable; 10283 if (p.info.authority != null) { 10284 String names[] = p.info.authority.split(";"); 10285 p.info.authority = null; 10286 for (int j = 0; j < names.length; j++) { 10287 if (j == 1 && p.syncable) { 10288 // We only want the first authority for a provider to possibly be 10289 // syncable, so if we already added this provider using a different 10290 // authority clear the syncable flag. We copy the provider before 10291 // changing it because the mProviders object contains a reference 10292 // to a provider that we don't want to change. 10293 // Only do this for the second authority since the resulting provider 10294 // object can be the same for all future authorities for this provider. 10295 p = new PackageParser.Provider(p); 10296 p.syncable = false; 10297 } 10298 if (!mProvidersByAuthority.containsKey(names[j])) { 10299 mProvidersByAuthority.put(names[j], p); 10300 if (p.info.authority == null) { 10301 p.info.authority = names[j]; 10302 } else { 10303 p.info.authority = p.info.authority + ";" + names[j]; 10304 } 10305 if (DEBUG_PACKAGE_SCANNING) { 10306 if (chatty) 10307 Log.d(TAG, "Registered content provider: " + names[j] 10308 + ", className = " + p.info.name + ", isSyncable = " 10309 + p.info.isSyncable); 10310 } 10311 } else { 10312 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 10313 Slog.w(TAG, "Skipping provider name " + names[j] + 10314 " (in package " + pkg.applicationInfo.packageName + 10315 "): name already used by " 10316 + ((other != null && other.getComponentName() != null) 10317 ? other.getComponentName().getPackageName() : "?")); 10318 } 10319 } 10320 } 10321 if (chatty) { 10322 if (r == null) { 10323 r = new StringBuilder(256); 10324 } else { 10325 r.append(' '); 10326 } 10327 r.append(p.info.name); 10328 } 10329 } 10330 if (r != null) { 10331 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 10332 } 10333 10334 N = pkg.services.size(); 10335 r = null; 10336 for (i=0; i<N; i++) { 10337 PackageParser.Service s = pkg.services.get(i); 10338 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 10339 s.info.processName); 10340 mServices.addService(s); 10341 if (chatty) { 10342 if (r == null) { 10343 r = new StringBuilder(256); 10344 } else { 10345 r.append(' '); 10346 } 10347 r.append(s.info.name); 10348 } 10349 } 10350 if (r != null) { 10351 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 10352 } 10353 10354 N = pkg.receivers.size(); 10355 r = null; 10356 for (i=0; i<N; i++) { 10357 PackageParser.Activity a = pkg.receivers.get(i); 10358 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 10359 a.info.processName); 10360 mReceivers.addActivity(a, "receiver"); 10361 if (chatty) { 10362 if (r == null) { 10363 r = new StringBuilder(256); 10364 } else { 10365 r.append(' '); 10366 } 10367 r.append(a.info.name); 10368 } 10369 } 10370 if (r != null) { 10371 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 10372 } 10373 10374 N = pkg.activities.size(); 10375 r = null; 10376 for (i=0; i<N; i++) { 10377 PackageParser.Activity a = pkg.activities.get(i); 10378 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 10379 a.info.processName); 10380 mActivities.addActivity(a, "activity"); 10381 if (chatty) { 10382 if (r == null) { 10383 r = new StringBuilder(256); 10384 } else { 10385 r.append(' '); 10386 } 10387 r.append(a.info.name); 10388 } 10389 } 10390 if (r != null) { 10391 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 10392 } 10393 10394 N = pkg.permissionGroups.size(); 10395 r = null; 10396 for (i=0; i<N; i++) { 10397 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 10398 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 10399 final String curPackageName = cur == null ? null : cur.info.packageName; 10400 // Dont allow ephemeral apps to define new permission groups. 10401 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 10402 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 10403 + pg.info.packageName 10404 + " ignored: instant apps cannot define new permission groups."); 10405 continue; 10406 } 10407 final boolean isPackageUpdate = pg.info.packageName.equals(curPackageName); 10408 if (cur == null || isPackageUpdate) { 10409 mPermissionGroups.put(pg.info.name, pg); 10410 if (chatty) { 10411 if (r == null) { 10412 r = new StringBuilder(256); 10413 } else { 10414 r.append(' '); 10415 } 10416 if (isPackageUpdate) { 10417 r.append("UPD:"); 10418 } 10419 r.append(pg.info.name); 10420 } 10421 } else { 10422 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 10423 + pg.info.packageName + " ignored: original from " 10424 + cur.info.packageName); 10425 if (chatty) { 10426 if (r == null) { 10427 r = new StringBuilder(256); 10428 } else { 10429 r.append(' '); 10430 } 10431 r.append("DUP:"); 10432 r.append(pg.info.name); 10433 } 10434 } 10435 } 10436 if (r != null) { 10437 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 10438 } 10439 10440 N = pkg.permissions.size(); 10441 r = null; 10442 for (i=0; i<N; i++) { 10443 PackageParser.Permission p = pkg.permissions.get(i); 10444 10445 // Dont allow ephemeral apps to define new permissions. 10446 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 10447 Slog.w(TAG, "Permission " + p.info.name + " from package " 10448 + p.info.packageName 10449 + " ignored: instant apps cannot define new permissions."); 10450 continue; 10451 } 10452 10453 // Assume by default that we did not install this permission into the system. 10454 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 10455 10456 // Now that permission groups have a special meaning, we ignore permission 10457 // groups for legacy apps to prevent unexpected behavior. In particular, 10458 // permissions for one app being granted to someone just becase they happen 10459 // to be in a group defined by another app (before this had no implications). 10460 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 10461 p.group = mPermissionGroups.get(p.info.group); 10462 // Warn for a permission in an unknown group. 10463 if (p.info.group != null && p.group == null) { 10464 Slog.w(TAG, "Permission " + p.info.name + " from package " 10465 + p.info.packageName + " in an unknown group " + p.info.group); 10466 } 10467 } 10468 10469 ArrayMap<String, BasePermission> permissionMap = 10470 p.tree ? mSettings.mPermissionTrees 10471 : mSettings.mPermissions; 10472 BasePermission bp = permissionMap.get(p.info.name); 10473 10474 // Allow system apps to redefine non-system permissions 10475 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 10476 final boolean currentOwnerIsSystem = (bp.perm != null 10477 && isSystemApp(bp.perm.owner)); 10478 if (isSystemApp(p.owner)) { 10479 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 10480 // It's a built-in permission and no owner, take ownership now 10481 bp.packageSetting = pkgSetting; 10482 bp.perm = p; 10483 bp.uid = pkg.applicationInfo.uid; 10484 bp.sourcePackage = p.info.packageName; 10485 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 10486 } else if (!currentOwnerIsSystem) { 10487 String msg = "New decl " + p.owner + " of permission " 10488 + p.info.name + " is system; overriding " + bp.sourcePackage; 10489 reportSettingsProblem(Log.WARN, msg); 10490 bp = null; 10491 } 10492 } 10493 } 10494 10495 if (bp == null) { 10496 bp = new BasePermission(p.info.name, p.info.packageName, 10497 BasePermission.TYPE_NORMAL); 10498 permissionMap.put(p.info.name, bp); 10499 } 10500 10501 if (bp.perm == null) { 10502 if (bp.sourcePackage == null 10503 || bp.sourcePackage.equals(p.info.packageName)) { 10504 BasePermission tree = findPermissionTreeLP(p.info.name); 10505 if (tree == null 10506 || tree.sourcePackage.equals(p.info.packageName)) { 10507 bp.packageSetting = pkgSetting; 10508 bp.perm = p; 10509 bp.uid = pkg.applicationInfo.uid; 10510 bp.sourcePackage = p.info.packageName; 10511 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 10512 if (chatty) { 10513 if (r == null) { 10514 r = new StringBuilder(256); 10515 } else { 10516 r.append(' '); 10517 } 10518 r.append(p.info.name); 10519 } 10520 } else { 10521 Slog.w(TAG, "Permission " + p.info.name + " from package " 10522 + p.info.packageName + " ignored: base tree " 10523 + tree.name + " is from package " 10524 + tree.sourcePackage); 10525 } 10526 } else { 10527 Slog.w(TAG, "Permission " + p.info.name + " from package " 10528 + p.info.packageName + " ignored: original from " 10529 + bp.sourcePackage); 10530 } 10531 } else if (chatty) { 10532 if (r == null) { 10533 r = new StringBuilder(256); 10534 } else { 10535 r.append(' '); 10536 } 10537 r.append("DUP:"); 10538 r.append(p.info.name); 10539 } 10540 if (bp.perm == p) { 10541 bp.protectionLevel = p.info.protectionLevel; 10542 } 10543 } 10544 10545 if (r != null) { 10546 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 10547 } 10548 10549 N = pkg.instrumentation.size(); 10550 r = null; 10551 for (i=0; i<N; i++) { 10552 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 10553 a.info.packageName = pkg.applicationInfo.packageName; 10554 a.info.sourceDir = pkg.applicationInfo.sourceDir; 10555 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 10556 a.info.splitNames = pkg.splitNames; 10557 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 10558 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 10559 a.info.splitDependencies = pkg.applicationInfo.splitDependencies; 10560 a.info.dataDir = pkg.applicationInfo.dataDir; 10561 a.info.deviceProtectedDataDir = pkg.applicationInfo.deviceProtectedDataDir; 10562 a.info.credentialProtectedDataDir = pkg.applicationInfo.credentialProtectedDataDir; 10563 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 10564 a.info.secondaryNativeLibraryDir = pkg.applicationInfo.secondaryNativeLibraryDir; 10565 mInstrumentation.put(a.getComponentName(), a); 10566 if (chatty) { 10567 if (r == null) { 10568 r = new StringBuilder(256); 10569 } else { 10570 r.append(' '); 10571 } 10572 r.append(a.info.name); 10573 } 10574 } 10575 if (r != null) { 10576 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 10577 } 10578 10579 if (pkg.protectedBroadcasts != null) { 10580 N = pkg.protectedBroadcasts.size(); 10581 for (i=0; i<N; i++) { 10582 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 10583 } 10584 } 10585 } 10586 10587 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10588 } 10589 10590 /** 10591 * Derive the ABI of a non-system package located at {@code scanFile}. This information 10592 * is derived purely on the basis of the contents of {@code scanFile} and 10593 * {@code cpuAbiOverride}. 10594 * 10595 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 10596 */ 10597 private static void derivePackageAbi(PackageParser.Package pkg, File scanFile, 10598 String cpuAbiOverride, boolean extractLibs, 10599 File appLib32InstallDir) 10600 throws PackageManagerException { 10601 // Give ourselves some initial paths; we'll come back for another 10602 // pass once we've determined ABI below. 10603 setNativeLibraryPaths(pkg, appLib32InstallDir); 10604 10605 // We would never need to extract libs for forward-locked and external packages, 10606 // since the container service will do it for us. We shouldn't attempt to 10607 // extract libs from system app when it was not updated. 10608 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 10609 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 10610 extractLibs = false; 10611 } 10612 10613 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 10614 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 10615 10616 NativeLibraryHelper.Handle handle = null; 10617 try { 10618 handle = NativeLibraryHelper.Handle.create(pkg); 10619 // TODO(multiArch): This can be null for apps that didn't go through the 10620 // usual installation process. We can calculate it again, like we 10621 // do during install time. 10622 // 10623 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 10624 // unnecessary. 10625 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 10626 10627 // Null out the abis so that they can be recalculated. 10628 pkg.applicationInfo.primaryCpuAbi = null; 10629 pkg.applicationInfo.secondaryCpuAbi = null; 10630 if (isMultiArch(pkg.applicationInfo)) { 10631 // Warn if we've set an abiOverride for multi-lib packages.. 10632 // By definition, we need to copy both 32 and 64 bit libraries for 10633 // such packages. 10634 if (pkg.cpuAbiOverride != null 10635 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 10636 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 10637 } 10638 10639 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 10640 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 10641 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 10642 if (extractLibs) { 10643 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10644 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10645 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 10646 useIsaSpecificSubdirs); 10647 } else { 10648 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10649 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 10650 } 10651 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10652 } 10653 10654 maybeThrowExceptionForMultiArchCopy( 10655 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 10656 10657 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 10658 if (extractLibs) { 10659 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10660 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10661 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 10662 useIsaSpecificSubdirs); 10663 } else { 10664 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10665 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 10666 } 10667 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10668 } 10669 10670 maybeThrowExceptionForMultiArchCopy( 10671 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 10672 10673 if (abi64 >= 0) { 10674 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 10675 } 10676 10677 if (abi32 >= 0) { 10678 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 10679 if (abi64 >= 0) { 10680 if (pkg.use32bitAbi) { 10681 pkg.applicationInfo.secondaryCpuAbi = pkg.applicationInfo.primaryCpuAbi; 10682 pkg.applicationInfo.primaryCpuAbi = abi; 10683 } else { 10684 pkg.applicationInfo.secondaryCpuAbi = abi; 10685 } 10686 } else { 10687 pkg.applicationInfo.primaryCpuAbi = abi; 10688 } 10689 } 10690 10691 } else { 10692 String[] abiList = (cpuAbiOverride != null) ? 10693 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 10694 10695 // Enable gross and lame hacks for apps that are built with old 10696 // SDK tools. We must scan their APKs for renderscript bitcode and 10697 // not launch them if it's present. Don't bother checking on devices 10698 // that don't have 64 bit support. 10699 boolean needsRenderScriptOverride = false; 10700 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 10701 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 10702 abiList = Build.SUPPORTED_32_BIT_ABIS; 10703 needsRenderScriptOverride = true; 10704 } 10705 10706 final int copyRet; 10707 if (extractLibs) { 10708 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10709 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10710 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 10711 } else { 10712 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10713 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 10714 } 10715 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10716 10717 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 10718 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 10719 "Error unpackaging native libs for app, errorCode=" + copyRet); 10720 } 10721 10722 if (copyRet >= 0) { 10723 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 10724 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 10725 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 10726 } else if (needsRenderScriptOverride) { 10727 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 10728 } 10729 } 10730 } catch (IOException ioe) { 10731 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 10732 } finally { 10733 IoUtils.closeQuietly(handle); 10734 } 10735 10736 // Now that we've calculated the ABIs and determined if it's an internal app, 10737 // we will go ahead and populate the nativeLibraryPath. 10738 setNativeLibraryPaths(pkg, appLib32InstallDir); 10739 } 10740 10741 /** 10742 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 10743 * i.e, so that all packages can be run inside a single process if required. 10744 * 10745 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 10746 * this function will either try and make the ABI for all packages in {@code packagesForUser} 10747 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 10748 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 10749 * updating a package that belongs to a shared user. 10750 * 10751 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 10752 * adds unnecessary complexity. 10753 */ 10754 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 10755 PackageParser.Package scannedPackage) { 10756 String requiredInstructionSet = null; 10757 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 10758 requiredInstructionSet = VMRuntime.getInstructionSet( 10759 scannedPackage.applicationInfo.primaryCpuAbi); 10760 } 10761 10762 PackageSetting requirer = null; 10763 for (PackageSetting ps : packagesForUser) { 10764 // If packagesForUser contains scannedPackage, we skip it. This will happen 10765 // when scannedPackage is an update of an existing package. Without this check, 10766 // we will never be able to change the ABI of any package belonging to a shared 10767 // user, even if it's compatible with other packages. 10768 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 10769 if (ps.primaryCpuAbiString == null) { 10770 continue; 10771 } 10772 10773 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 10774 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 10775 // We have a mismatch between instruction sets (say arm vs arm64) warn about 10776 // this but there's not much we can do. 10777 String errorMessage = "Instruction set mismatch, " 10778 + ((requirer == null) ? "[caller]" : requirer) 10779 + " requires " + requiredInstructionSet + " whereas " + ps 10780 + " requires " + instructionSet; 10781 Slog.w(TAG, errorMessage); 10782 } 10783 10784 if (requiredInstructionSet == null) { 10785 requiredInstructionSet = instructionSet; 10786 requirer = ps; 10787 } 10788 } 10789 } 10790 10791 if (requiredInstructionSet != null) { 10792 String adjustedAbi; 10793 if (requirer != null) { 10794 // requirer != null implies that either scannedPackage was null or that scannedPackage 10795 // did not require an ABI, in which case we have to adjust scannedPackage to match 10796 // the ABI of the set (which is the same as requirer's ABI) 10797 adjustedAbi = requirer.primaryCpuAbiString; 10798 if (scannedPackage != null) { 10799 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 10800 } 10801 } else { 10802 // requirer == null implies that we're updating all ABIs in the set to 10803 // match scannedPackage. 10804 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 10805 } 10806 10807 for (PackageSetting ps : packagesForUser) { 10808 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 10809 if (ps.primaryCpuAbiString != null) { 10810 continue; 10811 } 10812 10813 ps.primaryCpuAbiString = adjustedAbi; 10814 if (ps.pkg != null && ps.pkg.applicationInfo != null && 10815 !TextUtils.equals(adjustedAbi, ps.pkg.applicationInfo.primaryCpuAbi)) { 10816 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 10817 Slog.i(TAG, "Adjusting ABI for " + ps.name + " to " + adjustedAbi 10818 + " (requirer=" 10819 + (requirer != null ? requirer.pkg : "null") 10820 + ", scannedPackage=" 10821 + (scannedPackage != null ? scannedPackage : "null") 10822 + ")"); 10823 try { 10824 mInstaller.rmdex(ps.codePathString, 10825 getDexCodeInstructionSet(getPreferredInstructionSet())); 10826 } catch (InstallerException ignored) { 10827 } 10828 } 10829 } 10830 } 10831 } 10832 } 10833 10834 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 10835 synchronized (mPackages) { 10836 mResolverReplaced = true; 10837 // Set up information for custom user intent resolution activity. 10838 mResolveActivity.applicationInfo = pkg.applicationInfo; 10839 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 10840 mResolveActivity.packageName = pkg.applicationInfo.packageName; 10841 mResolveActivity.processName = pkg.applicationInfo.packageName; 10842 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 10843 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 10844 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 10845 mResolveActivity.theme = 0; 10846 mResolveActivity.exported = true; 10847 mResolveActivity.enabled = true; 10848 mResolveInfo.activityInfo = mResolveActivity; 10849 mResolveInfo.priority = 0; 10850 mResolveInfo.preferredOrder = 0; 10851 mResolveInfo.match = 0; 10852 mResolveComponentName = mCustomResolverComponentName; 10853 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 10854 mResolveComponentName); 10855 } 10856 } 10857 10858 private void setUpInstantAppInstallerActivityLP(ActivityInfo installerActivity) { 10859 if (installerActivity == null) { 10860 if (DEBUG_EPHEMERAL) { 10861 Slog.d(TAG, "Clear ephemeral installer activity"); 10862 } 10863 mInstantAppInstallerActivity = null; 10864 return; 10865 } 10866 10867 if (DEBUG_EPHEMERAL) { 10868 Slog.d(TAG, "Set ephemeral installer activity: " 10869 + installerActivity.getComponentName()); 10870 } 10871 // Set up information for ephemeral installer activity 10872 mInstantAppInstallerActivity = installerActivity; 10873 mInstantAppInstallerActivity.flags |= ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS 10874 | ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 10875 mInstantAppInstallerActivity.exported = true; 10876 mInstantAppInstallerActivity.enabled = true; 10877 mInstantAppInstallerInfo.activityInfo = mInstantAppInstallerActivity; 10878 mInstantAppInstallerInfo.priority = 0; 10879 mInstantAppInstallerInfo.preferredOrder = 1; 10880 mInstantAppInstallerInfo.isDefault = true; 10881 mInstantAppInstallerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 10882 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 10883 } 10884 10885 private static String calculateBundledApkRoot(final String codePathString) { 10886 final File codePath = new File(codePathString); 10887 final File codeRoot; 10888 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 10889 codeRoot = Environment.getRootDirectory(); 10890 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 10891 codeRoot = Environment.getOemDirectory(); 10892 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 10893 codeRoot = Environment.getVendorDirectory(); 10894 } else { 10895 // Unrecognized code path; take its top real segment as the apk root: 10896 // e.g. /something/app/blah.apk => /something 10897 try { 10898 File f = codePath.getCanonicalFile(); 10899 File parent = f.getParentFile(); // non-null because codePath is a file 10900 File tmp; 10901 while ((tmp = parent.getParentFile()) != null) { 10902 f = parent; 10903 parent = tmp; 10904 } 10905 codeRoot = f; 10906 Slog.w(TAG, "Unrecognized code path " 10907 + codePath + " - using " + codeRoot); 10908 } catch (IOException e) { 10909 // Can't canonicalize the code path -- shenanigans? 10910 Slog.w(TAG, "Can't canonicalize code path " + codePath); 10911 return Environment.getRootDirectory().getPath(); 10912 } 10913 } 10914 return codeRoot.getPath(); 10915 } 10916 10917 /** 10918 * Derive and set the location of native libraries for the given package, 10919 * which varies depending on where and how the package was installed. 10920 */ 10921 private static void setNativeLibraryPaths(PackageParser.Package pkg, File appLib32InstallDir) { 10922 final ApplicationInfo info = pkg.applicationInfo; 10923 final String codePath = pkg.codePath; 10924 final File codeFile = new File(codePath); 10925 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 10926 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 10927 10928 info.nativeLibraryRootDir = null; 10929 info.nativeLibraryRootRequiresIsa = false; 10930 info.nativeLibraryDir = null; 10931 info.secondaryNativeLibraryDir = null; 10932 10933 if (isApkFile(codeFile)) { 10934 // Monolithic install 10935 if (bundledApp) { 10936 // If "/system/lib64/apkname" exists, assume that is the per-package 10937 // native library directory to use; otherwise use "/system/lib/apkname". 10938 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 10939 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 10940 getPrimaryInstructionSet(info)); 10941 10942 // This is a bundled system app so choose the path based on the ABI. 10943 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 10944 // is just the default path. 10945 final String apkName = deriveCodePathName(codePath); 10946 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 10947 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 10948 apkName).getAbsolutePath(); 10949 10950 if (info.secondaryCpuAbi != null) { 10951 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 10952 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 10953 secondaryLibDir, apkName).getAbsolutePath(); 10954 } 10955 } else if (asecApp) { 10956 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 10957 .getAbsolutePath(); 10958 } else { 10959 final String apkName = deriveCodePathName(codePath); 10960 info.nativeLibraryRootDir = new File(appLib32InstallDir, apkName) 10961 .getAbsolutePath(); 10962 } 10963 10964 info.nativeLibraryRootRequiresIsa = false; 10965 info.nativeLibraryDir = info.nativeLibraryRootDir; 10966 } else { 10967 // Cluster install 10968 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 10969 info.nativeLibraryRootRequiresIsa = true; 10970 10971 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 10972 getPrimaryInstructionSet(info)).getAbsolutePath(); 10973 10974 if (info.secondaryCpuAbi != null) { 10975 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 10976 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 10977 } 10978 } 10979 } 10980 10981 /** 10982 * Calculate the abis and roots for a bundled app. These can uniquely 10983 * be determined from the contents of the system partition, i.e whether 10984 * it contains 64 or 32 bit shared libraries etc. We do not validate any 10985 * of this information, and instead assume that the system was built 10986 * sensibly. 10987 */ 10988 private static void setBundledAppAbisAndRoots(PackageParser.Package pkg, 10989 PackageSetting pkgSetting) { 10990 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 10991 10992 // If "/system/lib64/apkname" exists, assume that is the per-package 10993 // native library directory to use; otherwise use "/system/lib/apkname". 10994 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 10995 setBundledAppAbi(pkg, apkRoot, apkName); 10996 // pkgSetting might be null during rescan following uninstall of updates 10997 // to a bundled app, so accommodate that possibility. The settings in 10998 // that case will be established later from the parsed package. 10999 // 11000 // If the settings aren't null, sync them up with what we've just derived. 11001 // note that apkRoot isn't stored in the package settings. 11002 if (pkgSetting != null) { 11003 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 11004 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 11005 } 11006 } 11007 11008 /** 11009 * Deduces the ABI of a bundled app and sets the relevant fields on the 11010 * parsed pkg object. 11011 * 11012 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 11013 * under which system libraries are installed. 11014 * @param apkName the name of the installed package. 11015 */ 11016 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 11017 final File codeFile = new File(pkg.codePath); 11018 11019 final boolean has64BitLibs; 11020 final boolean has32BitLibs; 11021 if (isApkFile(codeFile)) { 11022 // Monolithic install 11023 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 11024 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 11025 } else { 11026 // Cluster install 11027 final File rootDir = new File(codeFile, LIB_DIR_NAME); 11028 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 11029 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 11030 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 11031 has64BitLibs = (new File(rootDir, isa)).exists(); 11032 } else { 11033 has64BitLibs = false; 11034 } 11035 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 11036 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 11037 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 11038 has32BitLibs = (new File(rootDir, isa)).exists(); 11039 } else { 11040 has32BitLibs = false; 11041 } 11042 } 11043 11044 if (has64BitLibs && !has32BitLibs) { 11045 // The package has 64 bit libs, but not 32 bit libs. Its primary 11046 // ABI should be 64 bit. We can safely assume here that the bundled 11047 // native libraries correspond to the most preferred ABI in the list. 11048 11049 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 11050 pkg.applicationInfo.secondaryCpuAbi = null; 11051 } else if (has32BitLibs && !has64BitLibs) { 11052 // The package has 32 bit libs but not 64 bit libs. Its primary 11053 // ABI should be 32 bit. 11054 11055 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 11056 pkg.applicationInfo.secondaryCpuAbi = null; 11057 } else if (has32BitLibs && has64BitLibs) { 11058 // The application has both 64 and 32 bit bundled libraries. We check 11059 // here that the app declares multiArch support, and warn if it doesn't. 11060 // 11061 // We will be lenient here and record both ABIs. The primary will be the 11062 // ABI that's higher on the list, i.e, a device that's configured to prefer 11063 // 64 bit apps will see a 64 bit primary ABI, 11064 11065 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 11066 Slog.e(TAG, "Package " + pkg + " has multiple bundled libs, but is not multiarch."); 11067 } 11068 11069 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 11070 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 11071 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 11072 } else { 11073 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 11074 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 11075 } 11076 } else { 11077 pkg.applicationInfo.primaryCpuAbi = null; 11078 pkg.applicationInfo.secondaryCpuAbi = null; 11079 } 11080 } 11081 11082 private void killApplication(String pkgName, int appId, String reason) { 11083 killApplication(pkgName, appId, UserHandle.USER_ALL, reason); 11084 } 11085 11086 private void killApplication(String pkgName, int appId, int userId, String reason) { 11087 // Request the ActivityManager to kill the process(only for existing packages) 11088 // so that we do not end up in a confused state while the user is still using the older 11089 // version of the application while the new one gets installed. 11090 final long token = Binder.clearCallingIdentity(); 11091 try { 11092 IActivityManager am = ActivityManager.getService(); 11093 if (am != null) { 11094 try { 11095 am.killApplication(pkgName, appId, userId, reason); 11096 } catch (RemoteException e) { 11097 } 11098 } 11099 } finally { 11100 Binder.restoreCallingIdentity(token); 11101 } 11102 } 11103 11104 private void removePackageLI(PackageParser.Package pkg, boolean chatty) { 11105 // Remove the parent package setting 11106 PackageSetting ps = (PackageSetting) pkg.mExtras; 11107 if (ps != null) { 11108 removePackageLI(ps, chatty); 11109 } 11110 // Remove the child package setting 11111 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 11112 for (int i = 0; i < childCount; i++) { 11113 PackageParser.Package childPkg = pkg.childPackages.get(i); 11114 ps = (PackageSetting) childPkg.mExtras; 11115 if (ps != null) { 11116 removePackageLI(ps, chatty); 11117 } 11118 } 11119 } 11120 11121 void removePackageLI(PackageSetting ps, boolean chatty) { 11122 if (DEBUG_INSTALL) { 11123 if (chatty) 11124 Log.d(TAG, "Removing package " + ps.name); 11125 } 11126 11127 // writer 11128 synchronized (mPackages) { 11129 mPackages.remove(ps.name); 11130 final PackageParser.Package pkg = ps.pkg; 11131 if (pkg != null) { 11132 cleanPackageDataStructuresLILPw(pkg, chatty); 11133 } 11134 } 11135 } 11136 11137 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 11138 if (DEBUG_INSTALL) { 11139 if (chatty) 11140 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 11141 } 11142 11143 // writer 11144 synchronized (mPackages) { 11145 // Remove the parent package 11146 mPackages.remove(pkg.applicationInfo.packageName); 11147 cleanPackageDataStructuresLILPw(pkg, chatty); 11148 11149 // Remove the child packages 11150 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 11151 for (int i = 0; i < childCount; i++) { 11152 PackageParser.Package childPkg = pkg.childPackages.get(i); 11153 mPackages.remove(childPkg.applicationInfo.packageName); 11154 cleanPackageDataStructuresLILPw(childPkg, chatty); 11155 } 11156 } 11157 } 11158 11159 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 11160 int N = pkg.providers.size(); 11161 StringBuilder r = null; 11162 int i; 11163 for (i=0; i<N; i++) { 11164 PackageParser.Provider p = pkg.providers.get(i); 11165 mProviders.removeProvider(p); 11166 if (p.info.authority == null) { 11167 11168 /* There was another ContentProvider with this authority when 11169 * this app was installed so this authority is null, 11170 * Ignore it as we don't have to unregister the provider. 11171 */ 11172 continue; 11173 } 11174 String names[] = p.info.authority.split(";"); 11175 for (int j = 0; j < names.length; j++) { 11176 if (mProvidersByAuthority.get(names[j]) == p) { 11177 mProvidersByAuthority.remove(names[j]); 11178 if (DEBUG_REMOVE) { 11179 if (chatty) 11180 Log.d(TAG, "Unregistered content provider: " + names[j] 11181 + ", className = " + p.info.name + ", isSyncable = " 11182 + p.info.isSyncable); 11183 } 11184 } 11185 } 11186 if (DEBUG_REMOVE && chatty) { 11187 if (r == null) { 11188 r = new StringBuilder(256); 11189 } else { 11190 r.append(' '); 11191 } 11192 r.append(p.info.name); 11193 } 11194 } 11195 if (r != null) { 11196 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 11197 } 11198 11199 N = pkg.services.size(); 11200 r = null; 11201 for (i=0; i<N; i++) { 11202 PackageParser.Service s = pkg.services.get(i); 11203 mServices.removeService(s); 11204 if (chatty) { 11205 if (r == null) { 11206 r = new StringBuilder(256); 11207 } else { 11208 r.append(' '); 11209 } 11210 r.append(s.info.name); 11211 } 11212 } 11213 if (r != null) { 11214 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 11215 } 11216 11217 N = pkg.receivers.size(); 11218 r = null; 11219 for (i=0; i<N; i++) { 11220 PackageParser.Activity a = pkg.receivers.get(i); 11221 mReceivers.removeActivity(a, "receiver"); 11222 if (DEBUG_REMOVE && chatty) { 11223 if (r == null) { 11224 r = new StringBuilder(256); 11225 } else { 11226 r.append(' '); 11227 } 11228 r.append(a.info.name); 11229 } 11230 } 11231 if (r != null) { 11232 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 11233 } 11234 11235 N = pkg.activities.size(); 11236 r = null; 11237 for (i=0; i<N; i++) { 11238 PackageParser.Activity a = pkg.activities.get(i); 11239 mActivities.removeActivity(a, "activity"); 11240 if (DEBUG_REMOVE && chatty) { 11241 if (r == null) { 11242 r = new StringBuilder(256); 11243 } else { 11244 r.append(' '); 11245 } 11246 r.append(a.info.name); 11247 } 11248 } 11249 if (r != null) { 11250 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 11251 } 11252 11253 N = pkg.permissions.size(); 11254 r = null; 11255 for (i=0; i<N; i++) { 11256 PackageParser.Permission p = pkg.permissions.get(i); 11257 BasePermission bp = mSettings.mPermissions.get(p.info.name); 11258 if (bp == null) { 11259 bp = mSettings.mPermissionTrees.get(p.info.name); 11260 } 11261 if (bp != null && bp.perm == p) { 11262 bp.perm = null; 11263 if (DEBUG_REMOVE && chatty) { 11264 if (r == null) { 11265 r = new StringBuilder(256); 11266 } else { 11267 r.append(' '); 11268 } 11269 r.append(p.info.name); 11270 } 11271 } 11272 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 11273 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(p.info.name); 11274 if (appOpPkgs != null) { 11275 appOpPkgs.remove(pkg.packageName); 11276 } 11277 } 11278 } 11279 if (r != null) { 11280 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 11281 } 11282 11283 N = pkg.requestedPermissions.size(); 11284 r = null; 11285 for (i=0; i<N; i++) { 11286 String perm = pkg.requestedPermissions.get(i); 11287 BasePermission bp = mSettings.mPermissions.get(perm); 11288 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 11289 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(perm); 11290 if (appOpPkgs != null) { 11291 appOpPkgs.remove(pkg.packageName); 11292 if (appOpPkgs.isEmpty()) { 11293 mAppOpPermissionPackages.remove(perm); 11294 } 11295 } 11296 } 11297 } 11298 if (r != null) { 11299 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 11300 } 11301 11302 N = pkg.instrumentation.size(); 11303 r = null; 11304 for (i=0; i<N; i++) { 11305 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 11306 mInstrumentation.remove(a.getComponentName()); 11307 if (DEBUG_REMOVE && chatty) { 11308 if (r == null) { 11309 r = new StringBuilder(256); 11310 } else { 11311 r.append(' '); 11312 } 11313 r.append(a.info.name); 11314 } 11315 } 11316 if (r != null) { 11317 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 11318 } 11319 11320 r = null; 11321 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 11322 // Only system apps can hold shared libraries. 11323 if (pkg.libraryNames != null) { 11324 for (i = 0; i < pkg.libraryNames.size(); i++) { 11325 String name = pkg.libraryNames.get(i); 11326 if (removeSharedLibraryLPw(name, 0)) { 11327 if (DEBUG_REMOVE && chatty) { 11328 if (r == null) { 11329 r = new StringBuilder(256); 11330 } else { 11331 r.append(' '); 11332 } 11333 r.append(name); 11334 } 11335 } 11336 } 11337 } 11338 } 11339 11340 r = null; 11341 11342 // Any package can hold static shared libraries. 11343 if (pkg.staticSharedLibName != null) { 11344 if (removeSharedLibraryLPw(pkg.staticSharedLibName, pkg.staticSharedLibVersion)) { 11345 if (DEBUG_REMOVE && chatty) { 11346 if (r == null) { 11347 r = new StringBuilder(256); 11348 } else { 11349 r.append(' '); 11350 } 11351 r.append(pkg.staticSharedLibName); 11352 } 11353 } 11354 } 11355 11356 if (r != null) { 11357 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 11358 } 11359 } 11360 11361 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 11362 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 11363 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 11364 return true; 11365 } 11366 } 11367 return false; 11368 } 11369 11370 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 11371 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 11372 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 11373 11374 private void updatePermissionsLPw(PackageParser.Package pkg, int flags) { 11375 // Update the parent permissions 11376 updatePermissionsLPw(pkg.packageName, pkg, flags); 11377 // Update the child permissions 11378 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 11379 for (int i = 0; i < childCount; i++) { 11380 PackageParser.Package childPkg = pkg.childPackages.get(i); 11381 updatePermissionsLPw(childPkg.packageName, childPkg, flags); 11382 } 11383 } 11384 11385 private void updatePermissionsLPw(String changingPkg, PackageParser.Package pkgInfo, 11386 int flags) { 11387 final String volumeUuid = (pkgInfo != null) ? getVolumeUuidForPackage(pkgInfo) : null; 11388 updatePermissionsLPw(changingPkg, pkgInfo, volumeUuid, flags); 11389 } 11390 11391 private void updatePermissionsLPw(String changingPkg, 11392 PackageParser.Package pkgInfo, String replaceVolumeUuid, int flags) { 11393 // Make sure there are no dangling permission trees. 11394 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 11395 while (it.hasNext()) { 11396 final BasePermission bp = it.next(); 11397 if (bp.packageSetting == null) { 11398 // We may not yet have parsed the package, so just see if 11399 // we still know about its settings. 11400 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 11401 } 11402 if (bp.packageSetting == null) { 11403 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 11404 + " from package " + bp.sourcePackage); 11405 it.remove(); 11406 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 11407 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 11408 Slog.i(TAG, "Removing old permission tree: " + bp.name 11409 + " from package " + bp.sourcePackage); 11410 flags |= UPDATE_PERMISSIONS_ALL; 11411 it.remove(); 11412 } 11413 } 11414 } 11415 11416 // Make sure all dynamic permissions have been assigned to a package, 11417 // and make sure there are no dangling permissions. 11418 it = mSettings.mPermissions.values().iterator(); 11419 while (it.hasNext()) { 11420 final BasePermission bp = it.next(); 11421 if (bp.type == BasePermission.TYPE_DYNAMIC) { 11422 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 11423 + bp.name + " pkg=" + bp.sourcePackage 11424 + " info=" + bp.pendingInfo); 11425 if (bp.packageSetting == null && bp.pendingInfo != null) { 11426 final BasePermission tree = findPermissionTreeLP(bp.name); 11427 if (tree != null && tree.perm != null) { 11428 bp.packageSetting = tree.packageSetting; 11429 bp.perm = new PackageParser.Permission(tree.perm.owner, 11430 new PermissionInfo(bp.pendingInfo)); 11431 bp.perm.info.packageName = tree.perm.info.packageName; 11432 bp.perm.info.name = bp.name; 11433 bp.uid = tree.uid; 11434 } 11435 } 11436 } 11437 if (bp.packageSetting == null) { 11438 // We may not yet have parsed the package, so just see if 11439 // we still know about its settings. 11440 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 11441 } 11442 if (bp.packageSetting == null) { 11443 Slog.w(TAG, "Removing dangling permission: " + bp.name 11444 + " from package " + bp.sourcePackage); 11445 it.remove(); 11446 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 11447 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 11448 Slog.i(TAG, "Removing old permission: " + bp.name 11449 + " from package " + bp.sourcePackage); 11450 flags |= UPDATE_PERMISSIONS_ALL; 11451 it.remove(); 11452 } 11453 } 11454 } 11455 11456 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "grantPermissions"); 11457 // Now update the permissions for all packages, in particular 11458 // replace the granted permissions of the system packages. 11459 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 11460 for (PackageParser.Package pkg : mPackages.values()) { 11461 if (pkg != pkgInfo) { 11462 // Only replace for packages on requested volume 11463 final String volumeUuid = getVolumeUuidForPackage(pkg); 11464 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_ALL) != 0) 11465 && Objects.equals(replaceVolumeUuid, volumeUuid); 11466 grantPermissionsLPw(pkg, replace, changingPkg); 11467 } 11468 } 11469 } 11470 11471 if (pkgInfo != null) { 11472 // Only replace for packages on requested volume 11473 final String volumeUuid = getVolumeUuidForPackage(pkgInfo); 11474 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_PKG) != 0) 11475 && Objects.equals(replaceVolumeUuid, volumeUuid); 11476 grantPermissionsLPw(pkgInfo, replace, changingPkg); 11477 } 11478 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11479 } 11480 11481 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 11482 String packageOfInterest) { 11483 // IMPORTANT: There are two types of permissions: install and runtime. 11484 // Install time permissions are granted when the app is installed to 11485 // all device users and users added in the future. Runtime permissions 11486 // are granted at runtime explicitly to specific users. Normal and signature 11487 // protected permissions are install time permissions. Dangerous permissions 11488 // are install permissions if the app's target SDK is Lollipop MR1 or older, 11489 // otherwise they are runtime permissions. This function does not manage 11490 // runtime permissions except for the case an app targeting Lollipop MR1 11491 // being upgraded to target a newer SDK, in which case dangerous permissions 11492 // are transformed from install time to runtime ones. 11493 11494 final PackageSetting ps = (PackageSetting) pkg.mExtras; 11495 if (ps == null) { 11496 return; 11497 } 11498 11499 PermissionsState permissionsState = ps.getPermissionsState(); 11500 PermissionsState origPermissions = permissionsState; 11501 11502 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 11503 11504 boolean runtimePermissionsRevoked = false; 11505 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 11506 11507 boolean changedInstallPermission = false; 11508 11509 if (replace) { 11510 ps.installPermissionsFixed = false; 11511 if (!ps.isSharedUser()) { 11512 origPermissions = new PermissionsState(permissionsState); 11513 permissionsState.reset(); 11514 } else { 11515 // We need to know only about runtime permission changes since the 11516 // calling code always writes the install permissions state but 11517 // the runtime ones are written only if changed. The only cases of 11518 // changed runtime permissions here are promotion of an install to 11519 // runtime and revocation of a runtime from a shared user. 11520 changedRuntimePermissionUserIds = revokeUnusedSharedUserPermissionsLPw( 11521 ps.sharedUser, UserManagerService.getInstance().getUserIds()); 11522 if (!ArrayUtils.isEmpty(changedRuntimePermissionUserIds)) { 11523 runtimePermissionsRevoked = true; 11524 } 11525 } 11526 } 11527 11528 permissionsState.setGlobalGids(mGlobalGids); 11529 11530 final int N = pkg.requestedPermissions.size(); 11531 for (int i=0; i<N; i++) { 11532 final String name = pkg.requestedPermissions.get(i); 11533 final BasePermission bp = mSettings.mPermissions.get(name); 11534 final boolean appSupportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 11535 >= Build.VERSION_CODES.M; 11536 11537 if (DEBUG_INSTALL) { 11538 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 11539 } 11540 11541 if (bp == null || bp.packageSetting == null) { 11542 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 11543 Slog.w(TAG, "Unknown permission " + name 11544 + " in package " + pkg.packageName); 11545 } 11546 continue; 11547 } 11548 11549 11550 // Limit ephemeral apps to ephemeral allowed permissions. 11551 if (pkg.applicationInfo.isInstantApp() && !bp.isInstant()) { 11552 Log.i(TAG, "Denying non-ephemeral permission " + bp.name + " for package " 11553 + pkg.packageName); 11554 continue; 11555 } 11556 11557 if (bp.isRuntimeOnly() && !appSupportsRuntimePermissions) { 11558 Log.i(TAG, "Denying runtime-only permission " + bp.name + " for package " 11559 + pkg.packageName); 11560 continue; 11561 } 11562 11563 final String perm = bp.name; 11564 boolean allowedSig = false; 11565 int grant = GRANT_DENIED; 11566 11567 // Keep track of app op permissions. 11568 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 11569 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 11570 if (pkgs == null) { 11571 pkgs = new ArraySet<>(); 11572 mAppOpPermissionPackages.put(bp.name, pkgs); 11573 } 11574 pkgs.add(pkg.packageName); 11575 } 11576 11577 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 11578 switch (level) { 11579 case PermissionInfo.PROTECTION_NORMAL: { 11580 // For all apps normal permissions are install time ones. 11581 grant = GRANT_INSTALL; 11582 } break; 11583 11584 case PermissionInfo.PROTECTION_DANGEROUS: { 11585 // If a permission review is required for legacy apps we represent 11586 // their permissions as always granted runtime ones since we need 11587 // to keep the review required permission flag per user while an 11588 // install permission's state is shared across all users. 11589 if (!appSupportsRuntimePermissions && !mPermissionReviewRequired) { 11590 // For legacy apps dangerous permissions are install time ones. 11591 grant = GRANT_INSTALL; 11592 } else if (origPermissions.hasInstallPermission(bp.name)) { 11593 // For legacy apps that became modern, install becomes runtime. 11594 grant = GRANT_UPGRADE; 11595 } else if (mPromoteSystemApps 11596 && isSystemApp(ps) 11597 && mExistingSystemPackages.contains(ps.name)) { 11598 // For legacy system apps, install becomes runtime. 11599 // We cannot check hasInstallPermission() for system apps since those 11600 // permissions were granted implicitly and not persisted pre-M. 11601 grant = GRANT_UPGRADE; 11602 } else { 11603 // For modern apps keep runtime permissions unchanged. 11604 grant = GRANT_RUNTIME; 11605 } 11606 } break; 11607 11608 case PermissionInfo.PROTECTION_SIGNATURE: { 11609 // For all apps signature permissions are install time ones. 11610 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 11611 if (allowedSig) { 11612 grant = GRANT_INSTALL; 11613 } 11614 } break; 11615 } 11616 11617 if (DEBUG_INSTALL) { 11618 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 11619 } 11620 11621 if (grant != GRANT_DENIED) { 11622 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 11623 // If this is an existing, non-system package, then 11624 // we can't add any new permissions to it. 11625 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 11626 // Except... if this is a permission that was added 11627 // to the platform (note: need to only do this when 11628 // updating the platform). 11629 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 11630 grant = GRANT_DENIED; 11631 } 11632 } 11633 } 11634 11635 switch (grant) { 11636 case GRANT_INSTALL: { 11637 // Revoke this as runtime permission to handle the case of 11638 // a runtime permission being downgraded to an install one. 11639 // Also in permission review mode we keep dangerous permissions 11640 // for legacy apps 11641 for (int userId : UserManagerService.getInstance().getUserIds()) { 11642 if (origPermissions.getRuntimePermissionState( 11643 bp.name, userId) != null) { 11644 // Revoke the runtime permission and clear the flags. 11645 origPermissions.revokeRuntimePermission(bp, userId); 11646 origPermissions.updatePermissionFlags(bp, userId, 11647 PackageManager.MASK_PERMISSION_FLAGS, 0); 11648 // If we revoked a permission permission, we have to write. 11649 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11650 changedRuntimePermissionUserIds, userId); 11651 } 11652 } 11653 // Grant an install permission. 11654 if (permissionsState.grantInstallPermission(bp) != 11655 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11656 changedInstallPermission = true; 11657 } 11658 } break; 11659 11660 case GRANT_RUNTIME: { 11661 // Grant previously granted runtime permissions. 11662 for (int userId : UserManagerService.getInstance().getUserIds()) { 11663 PermissionState permissionState = origPermissions 11664 .getRuntimePermissionState(bp.name, userId); 11665 int flags = permissionState != null 11666 ? permissionState.getFlags() : 0; 11667 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 11668 // Don't propagate the permission in a permission review mode if 11669 // the former was revoked, i.e. marked to not propagate on upgrade. 11670 // Note that in a permission review mode install permissions are 11671 // represented as constantly granted runtime ones since we need to 11672 // keep a per user state associated with the permission. Also the 11673 // revoke on upgrade flag is no longer applicable and is reset. 11674 final boolean revokeOnUpgrade = (flags & PackageManager 11675 .FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 11676 if (revokeOnUpgrade) { 11677 flags &= ~PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 11678 // Since we changed the flags, we have to write. 11679 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11680 changedRuntimePermissionUserIds, userId); 11681 } 11682 if (!mPermissionReviewRequired || !revokeOnUpgrade) { 11683 if (permissionsState.grantRuntimePermission(bp, userId) == 11684 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11685 // If we cannot put the permission as it was, 11686 // we have to write. 11687 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11688 changedRuntimePermissionUserIds, userId); 11689 } 11690 } 11691 11692 // If the app supports runtime permissions no need for a review. 11693 if (mPermissionReviewRequired 11694 && appSupportsRuntimePermissions 11695 && (flags & PackageManager 11696 .FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 11697 flags &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 11698 // Since we changed the flags, we have to write. 11699 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11700 changedRuntimePermissionUserIds, userId); 11701 } 11702 } else if (mPermissionReviewRequired 11703 && !appSupportsRuntimePermissions) { 11704 // For legacy apps that need a permission review, every new 11705 // runtime permission is granted but it is pending a review. 11706 // We also need to review only platform defined runtime 11707 // permissions as these are the only ones the platform knows 11708 // how to disable the API to simulate revocation as legacy 11709 // apps don't expect to run with revoked permissions. 11710 if (PLATFORM_PACKAGE_NAME.equals(bp.sourcePackage)) { 11711 if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 11712 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 11713 // We changed the flags, hence have to write. 11714 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11715 changedRuntimePermissionUserIds, userId); 11716 } 11717 } 11718 if (permissionsState.grantRuntimePermission(bp, userId) 11719 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 11720 // We changed the permission, hence have to write. 11721 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11722 changedRuntimePermissionUserIds, userId); 11723 } 11724 } 11725 // Propagate the permission flags. 11726 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 11727 } 11728 } break; 11729 11730 case GRANT_UPGRADE: { 11731 // Grant runtime permissions for a previously held install permission. 11732 PermissionState permissionState = origPermissions 11733 .getInstallPermissionState(bp.name); 11734 final int flags = permissionState != null ? permissionState.getFlags() : 0; 11735 11736 if (origPermissions.revokeInstallPermission(bp) 11737 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 11738 // We will be transferring the permission flags, so clear them. 11739 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 11740 PackageManager.MASK_PERMISSION_FLAGS, 0); 11741 changedInstallPermission = true; 11742 } 11743 11744 // If the permission is not to be promoted to runtime we ignore it and 11745 // also its other flags as they are not applicable to install permissions. 11746 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 11747 for (int userId : currentUserIds) { 11748 if (permissionsState.grantRuntimePermission(bp, userId) != 11749 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11750 // Transfer the permission flags. 11751 permissionsState.updatePermissionFlags(bp, userId, 11752 flags, flags); 11753 // If we granted the permission, we have to write. 11754 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11755 changedRuntimePermissionUserIds, userId); 11756 } 11757 } 11758 } 11759 } break; 11760 11761 default: { 11762 if (packageOfInterest == null 11763 || packageOfInterest.equals(pkg.packageName)) { 11764 Slog.w(TAG, "Not granting permission " + perm 11765 + " to package " + pkg.packageName 11766 + " because it was previously installed without"); 11767 } 11768 } break; 11769 } 11770 } else { 11771 if (permissionsState.revokeInstallPermission(bp) != 11772 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11773 // Also drop the permission flags. 11774 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 11775 PackageManager.MASK_PERMISSION_FLAGS, 0); 11776 changedInstallPermission = true; 11777 Slog.i(TAG, "Un-granting permission " + perm 11778 + " from package " + pkg.packageName 11779 + " (protectionLevel=" + bp.protectionLevel 11780 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 11781 + ")"); 11782 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 11783 // Don't print warning for app op permissions, since it is fine for them 11784 // not to be granted, there is a UI for the user to decide. 11785 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 11786 Slog.w(TAG, "Not granting permission " + perm 11787 + " to package " + pkg.packageName 11788 + " (protectionLevel=" + bp.protectionLevel 11789 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 11790 + ")"); 11791 } 11792 } 11793 } 11794 } 11795 11796 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 11797 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 11798 // This is the first that we have heard about this package, so the 11799 // permissions we have now selected are fixed until explicitly 11800 // changed. 11801 ps.installPermissionsFixed = true; 11802 } 11803 11804 // Persist the runtime permissions state for users with changes. If permissions 11805 // were revoked because no app in the shared user declares them we have to 11806 // write synchronously to avoid losing runtime permissions state. 11807 for (int userId : changedRuntimePermissionUserIds) { 11808 mSettings.writeRuntimePermissionsForUserLPr(userId, runtimePermissionsRevoked); 11809 } 11810 } 11811 11812 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 11813 boolean allowed = false; 11814 final int NP = PackageParser.NEW_PERMISSIONS.length; 11815 for (int ip=0; ip<NP; ip++) { 11816 final PackageParser.NewPermissionInfo npi 11817 = PackageParser.NEW_PERMISSIONS[ip]; 11818 if (npi.name.equals(perm) 11819 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 11820 allowed = true; 11821 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 11822 + pkg.packageName); 11823 break; 11824 } 11825 } 11826 return allowed; 11827 } 11828 11829 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 11830 BasePermission bp, PermissionsState origPermissions) { 11831 boolean privilegedPermission = (bp.protectionLevel 11832 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0; 11833 boolean privappPermissionsDisable = 11834 RoSystemProperties.CONTROL_PRIVAPP_PERMISSIONS_DISABLE; 11835 boolean platformPermission = PLATFORM_PACKAGE_NAME.equals(bp.sourcePackage); 11836 boolean platformPackage = PLATFORM_PACKAGE_NAME.equals(pkg.packageName); 11837 if (!privappPermissionsDisable && privilegedPermission && pkg.isPrivilegedApp() 11838 && !platformPackage && platformPermission) { 11839 ArraySet<String> wlPermissions = SystemConfig.getInstance() 11840 .getPrivAppPermissions(pkg.packageName); 11841 boolean whitelisted = wlPermissions != null && wlPermissions.contains(perm); 11842 if (!whitelisted) { 11843 Slog.w(TAG, "Privileged permission " + perm + " for package " 11844 + pkg.packageName + " - not in privapp-permissions whitelist"); 11845 // Only report violations for apps on system image 11846 if (!mSystemReady && !pkg.isUpdatedSystemApp()) { 11847 if (mPrivappPermissionsViolations == null) { 11848 mPrivappPermissionsViolations = new ArraySet<>(); 11849 } 11850 mPrivappPermissionsViolations.add(pkg.packageName + ": " + perm); 11851 } 11852 if (RoSystemProperties.CONTROL_PRIVAPP_PERMISSIONS_ENFORCE) { 11853 return false; 11854 } 11855 } 11856 } 11857 boolean allowed = (compareSignatures( 11858 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 11859 == PackageManager.SIGNATURE_MATCH) 11860 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 11861 == PackageManager.SIGNATURE_MATCH); 11862 if (!allowed && privilegedPermission) { 11863 if (isSystemApp(pkg)) { 11864 // For updated system applications, a system permission 11865 // is granted only if it had been defined by the original application. 11866 if (pkg.isUpdatedSystemApp()) { 11867 final PackageSetting sysPs = mSettings 11868 .getDisabledSystemPkgLPr(pkg.packageName); 11869 if (sysPs != null && sysPs.getPermissionsState().hasInstallPermission(perm)) { 11870 // If the original was granted this permission, we take 11871 // that grant decision as read and propagate it to the 11872 // update. 11873 if (sysPs.isPrivileged()) { 11874 allowed = true; 11875 } 11876 } else { 11877 // The system apk may have been updated with an older 11878 // version of the one on the data partition, but which 11879 // granted a new system permission that it didn't have 11880 // before. In this case we do want to allow the app to 11881 // now get the new permission if the ancestral apk is 11882 // privileged to get it. 11883 if (sysPs != null && sysPs.pkg != null && sysPs.isPrivileged()) { 11884 for (int j = 0; j < sysPs.pkg.requestedPermissions.size(); j++) { 11885 if (perm.equals(sysPs.pkg.requestedPermissions.get(j))) { 11886 allowed = true; 11887 break; 11888 } 11889 } 11890 } 11891 // Also if a privileged parent package on the system image or any of 11892 // its children requested a privileged permission, the updated child 11893 // packages can also get the permission. 11894 if (pkg.parentPackage != null) { 11895 final PackageSetting disabledSysParentPs = mSettings 11896 .getDisabledSystemPkgLPr(pkg.parentPackage.packageName); 11897 if (disabledSysParentPs != null && disabledSysParentPs.pkg != null 11898 && disabledSysParentPs.isPrivileged()) { 11899 if (isPackageRequestingPermission(disabledSysParentPs.pkg, perm)) { 11900 allowed = true; 11901 } else if (disabledSysParentPs.pkg.childPackages != null) { 11902 final int count = disabledSysParentPs.pkg.childPackages.size(); 11903 for (int i = 0; i < count; i++) { 11904 PackageParser.Package disabledSysChildPkg = 11905 disabledSysParentPs.pkg.childPackages.get(i); 11906 if (isPackageRequestingPermission(disabledSysChildPkg, 11907 perm)) { 11908 allowed = true; 11909 break; 11910 } 11911 } 11912 } 11913 } 11914 } 11915 } 11916 } else { 11917 allowed = isPrivilegedApp(pkg); 11918 } 11919 } 11920 } 11921 if (!allowed) { 11922 if (!allowed && (bp.protectionLevel 11923 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 11924 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 11925 // If this was a previously normal/dangerous permission that got moved 11926 // to a system permission as part of the runtime permission redesign, then 11927 // we still want to blindly grant it to old apps. 11928 allowed = true; 11929 } 11930 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 11931 && pkg.packageName.equals(mRequiredInstallerPackage)) { 11932 // If this permission is to be granted to the system installer and 11933 // this app is an installer, then it gets the permission. 11934 allowed = true; 11935 } 11936 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 11937 && pkg.packageName.equals(mRequiredVerifierPackage)) { 11938 // If this permission is to be granted to the system verifier and 11939 // this app is a verifier, then it gets the permission. 11940 allowed = true; 11941 } 11942 if (!allowed && (bp.protectionLevel 11943 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 11944 && isSystemApp(pkg)) { 11945 // Any pre-installed system app is allowed to get this permission. 11946 allowed = true; 11947 } 11948 if (!allowed && (bp.protectionLevel 11949 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 11950 // For development permissions, a development permission 11951 // is granted only if it was already granted. 11952 allowed = origPermissions.hasInstallPermission(perm); 11953 } 11954 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_SETUP) != 0 11955 && pkg.packageName.equals(mSetupWizardPackage)) { 11956 // If this permission is to be granted to the system setup wizard and 11957 // this app is a setup wizard, then it gets the permission. 11958 allowed = true; 11959 } 11960 } 11961 return allowed; 11962 } 11963 11964 private boolean isPackageRequestingPermission(PackageParser.Package pkg, String permission) { 11965 final int permCount = pkg.requestedPermissions.size(); 11966 for (int j = 0; j < permCount; j++) { 11967 String requestedPermission = pkg.requestedPermissions.get(j); 11968 if (permission.equals(requestedPermission)) { 11969 return true; 11970 } 11971 } 11972 return false; 11973 } 11974 11975 final class ActivityIntentResolver 11976 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 11977 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 11978 boolean defaultOnly, int userId) { 11979 if (!sUserManager.exists(userId)) return null; 11980 mFlags = (defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0); 11981 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 11982 } 11983 11984 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 11985 int userId) { 11986 if (!sUserManager.exists(userId)) return null; 11987 mFlags = flags; 11988 return super.queryIntent(intent, resolvedType, 11989 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 11990 userId); 11991 } 11992 11993 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 11994 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 11995 if (!sUserManager.exists(userId)) return null; 11996 if (packageActivities == null) { 11997 return null; 11998 } 11999 mFlags = flags; 12000 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 12001 final int N = packageActivities.size(); 12002 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 12003 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 12004 12005 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 12006 for (int i = 0; i < N; ++i) { 12007 intentFilters = packageActivities.get(i).intents; 12008 if (intentFilters != null && intentFilters.size() > 0) { 12009 PackageParser.ActivityIntentInfo[] array = 12010 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 12011 intentFilters.toArray(array); 12012 listCut.add(array); 12013 } 12014 } 12015 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12016 } 12017 12018 /** 12019 * Finds a privileged activity that matches the specified activity names. 12020 */ 12021 private PackageParser.Activity findMatchingActivity( 12022 List<PackageParser.Activity> activityList, ActivityInfo activityInfo) { 12023 for (PackageParser.Activity sysActivity : activityList) { 12024 if (sysActivity.info.name.equals(activityInfo.name)) { 12025 return sysActivity; 12026 } 12027 if (sysActivity.info.name.equals(activityInfo.targetActivity)) { 12028 return sysActivity; 12029 } 12030 if (sysActivity.info.targetActivity != null) { 12031 if (sysActivity.info.targetActivity.equals(activityInfo.name)) { 12032 return sysActivity; 12033 } 12034 if (sysActivity.info.targetActivity.equals(activityInfo.targetActivity)) { 12035 return sysActivity; 12036 } 12037 } 12038 } 12039 return null; 12040 } 12041 12042 public class IterGenerator<E> { 12043 public Iterator<E> generate(ActivityIntentInfo info) { 12044 return null; 12045 } 12046 } 12047 12048 public class ActionIterGenerator extends IterGenerator<String> { 12049 @Override 12050 public Iterator<String> generate(ActivityIntentInfo info) { 12051 return info.actionsIterator(); 12052 } 12053 } 12054 12055 public class CategoriesIterGenerator extends IterGenerator<String> { 12056 @Override 12057 public Iterator<String> generate(ActivityIntentInfo info) { 12058 return info.categoriesIterator(); 12059 } 12060 } 12061 12062 public class SchemesIterGenerator extends IterGenerator<String> { 12063 @Override 12064 public Iterator<String> generate(ActivityIntentInfo info) { 12065 return info.schemesIterator(); 12066 } 12067 } 12068 12069 public class AuthoritiesIterGenerator extends IterGenerator<IntentFilter.AuthorityEntry> { 12070 @Override 12071 public Iterator<IntentFilter.AuthorityEntry> generate(ActivityIntentInfo info) { 12072 return info.authoritiesIterator(); 12073 } 12074 } 12075 12076 /** 12077 * <em>WARNING</em> for performance reasons, the passed in intentList WILL BE 12078 * MODIFIED. Do not pass in a list that should not be changed. 12079 */ 12080 private <T> void getIntentListSubset(List<ActivityIntentInfo> intentList, 12081 IterGenerator<T> generator, Iterator<T> searchIterator) { 12082 // loop through the set of actions; every one must be found in the intent filter 12083 while (searchIterator.hasNext()) { 12084 // we must have at least one filter in the list to consider a match 12085 if (intentList.size() == 0) { 12086 break; 12087 } 12088 12089 final T searchAction = searchIterator.next(); 12090 12091 // loop through the set of intent filters 12092 final Iterator<ActivityIntentInfo> intentIter = intentList.iterator(); 12093 while (intentIter.hasNext()) { 12094 final ActivityIntentInfo intentInfo = intentIter.next(); 12095 boolean selectionFound = false; 12096 12097 // loop through the intent filter's selection criteria; at least one 12098 // of them must match the searched criteria 12099 final Iterator<T> intentSelectionIter = generator.generate(intentInfo); 12100 while (intentSelectionIter != null && intentSelectionIter.hasNext()) { 12101 final T intentSelection = intentSelectionIter.next(); 12102 if (intentSelection != null && intentSelection.equals(searchAction)) { 12103 selectionFound = true; 12104 break; 12105 } 12106 } 12107 12108 // the selection criteria wasn't found in this filter's set; this filter 12109 // is not a potential match 12110 if (!selectionFound) { 12111 intentIter.remove(); 12112 } 12113 } 12114 } 12115 } 12116 12117 private boolean isProtectedAction(ActivityIntentInfo filter) { 12118 final Iterator<String> actionsIter = filter.actionsIterator(); 12119 while (actionsIter != null && actionsIter.hasNext()) { 12120 final String filterAction = actionsIter.next(); 12121 if (PROTECTED_ACTIONS.contains(filterAction)) { 12122 return true; 12123 } 12124 } 12125 return false; 12126 } 12127 12128 /** 12129 * Adjusts the priority of the given intent filter according to policy. 12130 * <p> 12131 * <ul> 12132 * <li>The priority for non privileged applications is capped to '0'</li> 12133 * <li>The priority for protected actions on privileged applications is capped to '0'</li> 12134 * <li>The priority for unbundled updates to privileged applications is capped to the 12135 * priority defined on the system partition</li> 12136 * </ul> 12137 * <p> 12138 * <em>NOTE:</em> There is one exception. For security reasons, the setup wizard is 12139 * allowed to obtain any priority on any action. 12140 */ 12141 private void adjustPriority( 12142 List<PackageParser.Activity> systemActivities, ActivityIntentInfo intent) { 12143 // nothing to do; priority is fine as-is 12144 if (intent.getPriority() <= 0) { 12145 return; 12146 } 12147 12148 final ActivityInfo activityInfo = intent.activity.info; 12149 final ApplicationInfo applicationInfo = activityInfo.applicationInfo; 12150 12151 final boolean privilegedApp = 12152 ((applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0); 12153 if (!privilegedApp) { 12154 // non-privileged applications can never define a priority >0 12155 Slog.w(TAG, "Non-privileged app; cap priority to 0;" 12156 + " package: " + applicationInfo.packageName 12157 + " activity: " + intent.activity.className 12158 + " origPrio: " + intent.getPriority()); 12159 intent.setPriority(0); 12160 return; 12161 } 12162 12163 if (systemActivities == null) { 12164 // the system package is not disabled; we're parsing the system partition 12165 if (isProtectedAction(intent)) { 12166 if (mDeferProtectedFilters) { 12167 // We can't deal with these just yet. No component should ever obtain a 12168 // >0 priority for a protected actions, with ONE exception -- the setup 12169 // wizard. The setup wizard, however, cannot be known until we're able to 12170 // query it for the category CATEGORY_SETUP_WIZARD. Which we can't do 12171 // until all intent filters have been processed. Chicken, meet egg. 12172 // Let the filter temporarily have a high priority and rectify the 12173 // priorities after all system packages have been scanned. 12174 mProtectedFilters.add(intent); 12175 if (DEBUG_FILTERS) { 12176 Slog.i(TAG, "Protected action; save for later;" 12177 + " package: " + applicationInfo.packageName 12178 + " activity: " + intent.activity.className 12179 + " origPrio: " + intent.getPriority()); 12180 } 12181 return; 12182 } else { 12183 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 12184 Slog.i(TAG, "No setup wizard;" 12185 + " All protected intents capped to priority 0"); 12186 } 12187 if (intent.activity.info.packageName.equals(mSetupWizardPackage)) { 12188 if (DEBUG_FILTERS) { 12189 Slog.i(TAG, "Found setup wizard;" 12190 + " allow priority " + intent.getPriority() + ";" 12191 + " package: " + intent.activity.info.packageName 12192 + " activity: " + intent.activity.className 12193 + " priority: " + intent.getPriority()); 12194 } 12195 // setup wizard gets whatever it wants 12196 return; 12197 } 12198 Slog.w(TAG, "Protected action; cap priority to 0;" 12199 + " package: " + intent.activity.info.packageName 12200 + " activity: " + intent.activity.className 12201 + " origPrio: " + intent.getPriority()); 12202 intent.setPriority(0); 12203 return; 12204 } 12205 } 12206 // privileged apps on the system image get whatever priority they request 12207 return; 12208 } 12209 12210 // privileged app unbundled update ... try to find the same activity 12211 final PackageParser.Activity foundActivity = 12212 findMatchingActivity(systemActivities, activityInfo); 12213 if (foundActivity == null) { 12214 // this is a new activity; it cannot obtain >0 priority 12215 if (DEBUG_FILTERS) { 12216 Slog.i(TAG, "New activity; cap priority to 0;" 12217 + " package: " + applicationInfo.packageName 12218 + " activity: " + intent.activity.className 12219 + " origPrio: " + intent.getPriority()); 12220 } 12221 intent.setPriority(0); 12222 return; 12223 } 12224 12225 // found activity, now check for filter equivalence 12226 12227 // a shallow copy is enough; we modify the list, not its contents 12228 final List<ActivityIntentInfo> intentListCopy = 12229 new ArrayList<>(foundActivity.intents); 12230 final List<ActivityIntentInfo> foundFilters = findFilters(intent); 12231 12232 // find matching action subsets 12233 final Iterator<String> actionsIterator = intent.actionsIterator(); 12234 if (actionsIterator != null) { 12235 getIntentListSubset( 12236 intentListCopy, new ActionIterGenerator(), actionsIterator); 12237 if (intentListCopy.size() == 0) { 12238 // no more intents to match; we're not equivalent 12239 if (DEBUG_FILTERS) { 12240 Slog.i(TAG, "Mismatched action; cap priority to 0;" 12241 + " package: " + applicationInfo.packageName 12242 + " activity: " + intent.activity.className 12243 + " origPrio: " + intent.getPriority()); 12244 } 12245 intent.setPriority(0); 12246 return; 12247 } 12248 } 12249 12250 // find matching category subsets 12251 final Iterator<String> categoriesIterator = intent.categoriesIterator(); 12252 if (categoriesIterator != null) { 12253 getIntentListSubset(intentListCopy, new CategoriesIterGenerator(), 12254 categoriesIterator); 12255 if (intentListCopy.size() == 0) { 12256 // no more intents to match; we're not equivalent 12257 if (DEBUG_FILTERS) { 12258 Slog.i(TAG, "Mismatched category; cap priority to 0;" 12259 + " package: " + applicationInfo.packageName 12260 + " activity: " + intent.activity.className 12261 + " origPrio: " + intent.getPriority()); 12262 } 12263 intent.setPriority(0); 12264 return; 12265 } 12266 } 12267 12268 // find matching schemes subsets 12269 final Iterator<String> schemesIterator = intent.schemesIterator(); 12270 if (schemesIterator != null) { 12271 getIntentListSubset(intentListCopy, new SchemesIterGenerator(), 12272 schemesIterator); 12273 if (intentListCopy.size() == 0) { 12274 // no more intents to match; we're not equivalent 12275 if (DEBUG_FILTERS) { 12276 Slog.i(TAG, "Mismatched scheme; cap priority to 0;" 12277 + " package: " + applicationInfo.packageName 12278 + " activity: " + intent.activity.className 12279 + " origPrio: " + intent.getPriority()); 12280 } 12281 intent.setPriority(0); 12282 return; 12283 } 12284 } 12285 12286 // find matching authorities subsets 12287 final Iterator<IntentFilter.AuthorityEntry> 12288 authoritiesIterator = intent.authoritiesIterator(); 12289 if (authoritiesIterator != null) { 12290 getIntentListSubset(intentListCopy, 12291 new AuthoritiesIterGenerator(), 12292 authoritiesIterator); 12293 if (intentListCopy.size() == 0) { 12294 // no more intents to match; we're not equivalent 12295 if (DEBUG_FILTERS) { 12296 Slog.i(TAG, "Mismatched authority; cap priority to 0;" 12297 + " package: " + applicationInfo.packageName 12298 + " activity: " + intent.activity.className 12299 + " origPrio: " + intent.getPriority()); 12300 } 12301 intent.setPriority(0); 12302 return; 12303 } 12304 } 12305 12306 // we found matching filter(s); app gets the max priority of all intents 12307 int cappedPriority = 0; 12308 for (int i = intentListCopy.size() - 1; i >= 0; --i) { 12309 cappedPriority = Math.max(cappedPriority, intentListCopy.get(i).getPriority()); 12310 } 12311 if (intent.getPriority() > cappedPriority) { 12312 if (DEBUG_FILTERS) { 12313 Slog.i(TAG, "Found matching filter(s);" 12314 + " cap priority to " + cappedPriority + ";" 12315 + " package: " + applicationInfo.packageName 12316 + " activity: " + intent.activity.className 12317 + " origPrio: " + intent.getPriority()); 12318 } 12319 intent.setPriority(cappedPriority); 12320 return; 12321 } 12322 // all this for nothing; the requested priority was <= what was on the system 12323 } 12324 12325 public final void addActivity(PackageParser.Activity a, String type) { 12326 mActivities.put(a.getComponentName(), a); 12327 if (DEBUG_SHOW_INFO) 12328 Log.v( 12329 TAG, " " + type + " " + 12330 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 12331 if (DEBUG_SHOW_INFO) 12332 Log.v(TAG, " Class=" + a.info.name); 12333 final int NI = a.intents.size(); 12334 for (int j=0; j<NI; j++) { 12335 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12336 if ("activity".equals(type)) { 12337 final PackageSetting ps = 12338 mSettings.getDisabledSystemPkgLPr(intent.activity.info.packageName); 12339 final List<PackageParser.Activity> systemActivities = 12340 ps != null && ps.pkg != null ? ps.pkg.activities : null; 12341 adjustPriority(systemActivities, intent); 12342 } 12343 if (DEBUG_SHOW_INFO) { 12344 Log.v(TAG, " IntentFilter:"); 12345 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12346 } 12347 if (!intent.debugCheck()) { 12348 Log.w(TAG, "==> For Activity " + a.info.name); 12349 } 12350 addFilter(intent); 12351 } 12352 } 12353 12354 public final void removeActivity(PackageParser.Activity a, String type) { 12355 mActivities.remove(a.getComponentName()); 12356 if (DEBUG_SHOW_INFO) { 12357 Log.v(TAG, " " + type + " " 12358 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 12359 : a.info.name) + ":"); 12360 Log.v(TAG, " Class=" + a.info.name); 12361 } 12362 final int NI = a.intents.size(); 12363 for (int j=0; j<NI; j++) { 12364 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12365 if (DEBUG_SHOW_INFO) { 12366 Log.v(TAG, " IntentFilter:"); 12367 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12368 } 12369 removeFilter(intent); 12370 } 12371 } 12372 12373 @Override 12374 protected boolean allowFilterResult( 12375 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 12376 ActivityInfo filterAi = filter.activity.info; 12377 for (int i=dest.size()-1; i>=0; i--) { 12378 ActivityInfo destAi = dest.get(i).activityInfo; 12379 if (destAi.name == filterAi.name 12380 && destAi.packageName == filterAi.packageName) { 12381 return false; 12382 } 12383 } 12384 return true; 12385 } 12386 12387 @Override 12388 protected ActivityIntentInfo[] newArray(int size) { 12389 return new ActivityIntentInfo[size]; 12390 } 12391 12392 @Override 12393 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 12394 if (!sUserManager.exists(userId)) return true; 12395 PackageParser.Package p = filter.activity.owner; 12396 if (p != null) { 12397 PackageSetting ps = (PackageSetting)p.mExtras; 12398 if (ps != null) { 12399 // System apps are never considered stopped for purposes of 12400 // filtering, because there may be no way for the user to 12401 // actually re-launch them. 12402 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 12403 && ps.getStopped(userId); 12404 } 12405 } 12406 return false; 12407 } 12408 12409 @Override 12410 protected boolean isPackageForFilter(String packageName, 12411 PackageParser.ActivityIntentInfo info) { 12412 return packageName.equals(info.activity.owner.packageName); 12413 } 12414 12415 @Override 12416 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 12417 int match, int userId) { 12418 if (!sUserManager.exists(userId)) return null; 12419 if (!mSettings.isEnabledAndMatchLPr(info.activity.info, mFlags, userId)) { 12420 return null; 12421 } 12422 final PackageParser.Activity activity = info.activity; 12423 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 12424 if (ps == null) { 12425 return null; 12426 } 12427 final PackageUserState userState = ps.readUserState(userId); 12428 ActivityInfo ai = generateActivityInfo(activity, mFlags, userState, userId); 12429 if (ai == null) { 12430 return null; 12431 } 12432 final boolean matchVisibleToInstantApp = 12433 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12434 final boolean isInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12435 // throw out filters that aren't visible to ephemeral apps 12436 if (matchVisibleToInstantApp 12437 && !(info.isVisibleToInstantApp() || userState.instantApp)) { 12438 return null; 12439 } 12440 // throw out ephemeral filters if we're not explicitly requesting them 12441 if (!isInstantApp && userState.instantApp) { 12442 return null; 12443 } 12444 // throw out instant app filters if updates are available; will trigger 12445 // instant app resolution 12446 if (userState.instantApp && ps.isUpdateAvailable()) { 12447 return null; 12448 } 12449 final ResolveInfo res = new ResolveInfo(); 12450 res.activityInfo = ai; 12451 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12452 res.filter = info; 12453 } 12454 if (info != null) { 12455 res.handleAllWebDataURI = info.handleAllWebDataURI(); 12456 } 12457 res.priority = info.getPriority(); 12458 res.preferredOrder = activity.owner.mPreferredOrder; 12459 //System.out.println("Result: " + res.activityInfo.className + 12460 // " = " + res.priority); 12461 res.match = match; 12462 res.isDefault = info.hasDefault; 12463 res.labelRes = info.labelRes; 12464 res.nonLocalizedLabel = info.nonLocalizedLabel; 12465 if (userNeedsBadging(userId)) { 12466 res.noResourceId = true; 12467 } else { 12468 res.icon = info.icon; 12469 } 12470 res.iconResourceId = info.icon; 12471 res.system = res.activityInfo.applicationInfo.isSystemApp(); 12472 res.instantAppAvailable = userState.instantApp; 12473 return res; 12474 } 12475 12476 @Override 12477 protected void sortResults(List<ResolveInfo> results) { 12478 Collections.sort(results, mResolvePrioritySorter); 12479 } 12480 12481 @Override 12482 protected void dumpFilter(PrintWriter out, String prefix, 12483 PackageParser.ActivityIntentInfo filter) { 12484 out.print(prefix); out.print( 12485 Integer.toHexString(System.identityHashCode(filter.activity))); 12486 out.print(' '); 12487 filter.activity.printComponentShortName(out); 12488 out.print(" filter "); 12489 out.println(Integer.toHexString(System.identityHashCode(filter))); 12490 } 12491 12492 @Override 12493 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 12494 return filter.activity; 12495 } 12496 12497 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12498 PackageParser.Activity activity = (PackageParser.Activity)label; 12499 out.print(prefix); out.print( 12500 Integer.toHexString(System.identityHashCode(activity))); 12501 out.print(' '); 12502 activity.printComponentShortName(out); 12503 if (count > 1) { 12504 out.print(" ("); out.print(count); out.print(" filters)"); 12505 } 12506 out.println(); 12507 } 12508 12509 // Keys are String (activity class name), values are Activity. 12510 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 12511 = new ArrayMap<ComponentName, PackageParser.Activity>(); 12512 private int mFlags; 12513 } 12514 12515 private final class ServiceIntentResolver 12516 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 12517 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12518 boolean defaultOnly, int userId) { 12519 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12520 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12521 } 12522 12523 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12524 int userId) { 12525 if (!sUserManager.exists(userId)) return null; 12526 mFlags = flags; 12527 return super.queryIntent(intent, resolvedType, 12528 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12529 userId); 12530 } 12531 12532 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12533 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 12534 if (!sUserManager.exists(userId)) return null; 12535 if (packageServices == null) { 12536 return null; 12537 } 12538 mFlags = flags; 12539 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 12540 final int N = packageServices.size(); 12541 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 12542 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 12543 12544 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 12545 for (int i = 0; i < N; ++i) { 12546 intentFilters = packageServices.get(i).intents; 12547 if (intentFilters != null && intentFilters.size() > 0) { 12548 PackageParser.ServiceIntentInfo[] array = 12549 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 12550 intentFilters.toArray(array); 12551 listCut.add(array); 12552 } 12553 } 12554 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12555 } 12556 12557 public final void addService(PackageParser.Service s) { 12558 mServices.put(s.getComponentName(), s); 12559 if (DEBUG_SHOW_INFO) { 12560 Log.v(TAG, " " 12561 + (s.info.nonLocalizedLabel != null 12562 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12563 Log.v(TAG, " Class=" + s.info.name); 12564 } 12565 final int NI = s.intents.size(); 12566 int j; 12567 for (j=0; j<NI; j++) { 12568 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12569 if (DEBUG_SHOW_INFO) { 12570 Log.v(TAG, " IntentFilter:"); 12571 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12572 } 12573 if (!intent.debugCheck()) { 12574 Log.w(TAG, "==> For Service " + s.info.name); 12575 } 12576 addFilter(intent); 12577 } 12578 } 12579 12580 public final void removeService(PackageParser.Service s) { 12581 mServices.remove(s.getComponentName()); 12582 if (DEBUG_SHOW_INFO) { 12583 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 12584 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12585 Log.v(TAG, " Class=" + s.info.name); 12586 } 12587 final int NI = s.intents.size(); 12588 int j; 12589 for (j=0; j<NI; j++) { 12590 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12591 if (DEBUG_SHOW_INFO) { 12592 Log.v(TAG, " IntentFilter:"); 12593 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12594 } 12595 removeFilter(intent); 12596 } 12597 } 12598 12599 @Override 12600 protected boolean allowFilterResult( 12601 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 12602 ServiceInfo filterSi = filter.service.info; 12603 for (int i=dest.size()-1; i>=0; i--) { 12604 ServiceInfo destAi = dest.get(i).serviceInfo; 12605 if (destAi.name == filterSi.name 12606 && destAi.packageName == filterSi.packageName) { 12607 return false; 12608 } 12609 } 12610 return true; 12611 } 12612 12613 @Override 12614 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 12615 return new PackageParser.ServiceIntentInfo[size]; 12616 } 12617 12618 @Override 12619 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 12620 if (!sUserManager.exists(userId)) return true; 12621 PackageParser.Package p = filter.service.owner; 12622 if (p != null) { 12623 PackageSetting ps = (PackageSetting)p.mExtras; 12624 if (ps != null) { 12625 // System apps are never considered stopped for purposes of 12626 // filtering, because there may be no way for the user to 12627 // actually re-launch them. 12628 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 12629 && ps.getStopped(userId); 12630 } 12631 } 12632 return false; 12633 } 12634 12635 @Override 12636 protected boolean isPackageForFilter(String packageName, 12637 PackageParser.ServiceIntentInfo info) { 12638 return packageName.equals(info.service.owner.packageName); 12639 } 12640 12641 @Override 12642 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 12643 int match, int userId) { 12644 if (!sUserManager.exists(userId)) return null; 12645 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 12646 if (!mSettings.isEnabledAndMatchLPr(info.service.info, mFlags, userId)) { 12647 return null; 12648 } 12649 final PackageParser.Service service = info.service; 12650 PackageSetting ps = (PackageSetting) service.owner.mExtras; 12651 if (ps == null) { 12652 return null; 12653 } 12654 final PackageUserState userState = ps.readUserState(userId); 12655 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 12656 userState, userId); 12657 if (si == null) { 12658 return null; 12659 } 12660 final boolean matchVisibleToInstantApp = 12661 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12662 final boolean isInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12663 // throw out filters that aren't visible to ephemeral apps 12664 if (matchVisibleToInstantApp 12665 && !(info.isVisibleToInstantApp() || userState.instantApp)) { 12666 return null; 12667 } 12668 // throw out ephemeral filters if we're not explicitly requesting them 12669 if (!isInstantApp && userState.instantApp) { 12670 return null; 12671 } 12672 // throw out instant app filters if updates are available; will trigger 12673 // instant app resolution 12674 if (userState.instantApp && ps.isUpdateAvailable()) { 12675 return null; 12676 } 12677 final ResolveInfo res = new ResolveInfo(); 12678 res.serviceInfo = si; 12679 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12680 res.filter = filter; 12681 } 12682 res.priority = info.getPriority(); 12683 res.preferredOrder = service.owner.mPreferredOrder; 12684 res.match = match; 12685 res.isDefault = info.hasDefault; 12686 res.labelRes = info.labelRes; 12687 res.nonLocalizedLabel = info.nonLocalizedLabel; 12688 res.icon = info.icon; 12689 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 12690 return res; 12691 } 12692 12693 @Override 12694 protected void sortResults(List<ResolveInfo> results) { 12695 Collections.sort(results, mResolvePrioritySorter); 12696 } 12697 12698 @Override 12699 protected void dumpFilter(PrintWriter out, String prefix, 12700 PackageParser.ServiceIntentInfo filter) { 12701 out.print(prefix); out.print( 12702 Integer.toHexString(System.identityHashCode(filter.service))); 12703 out.print(' '); 12704 filter.service.printComponentShortName(out); 12705 out.print(" filter "); 12706 out.println(Integer.toHexString(System.identityHashCode(filter))); 12707 } 12708 12709 @Override 12710 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 12711 return filter.service; 12712 } 12713 12714 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12715 PackageParser.Service service = (PackageParser.Service)label; 12716 out.print(prefix); out.print( 12717 Integer.toHexString(System.identityHashCode(service))); 12718 out.print(' '); 12719 service.printComponentShortName(out); 12720 if (count > 1) { 12721 out.print(" ("); out.print(count); out.print(" filters)"); 12722 } 12723 out.println(); 12724 } 12725 12726// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 12727// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 12728// final List<ResolveInfo> retList = Lists.newArrayList(); 12729// while (i.hasNext()) { 12730// final ResolveInfo resolveInfo = (ResolveInfo) i; 12731// if (isEnabledLP(resolveInfo.serviceInfo)) { 12732// retList.add(resolveInfo); 12733// } 12734// } 12735// return retList; 12736// } 12737 12738 // Keys are String (activity class name), values are Activity. 12739 private final ArrayMap<ComponentName, PackageParser.Service> mServices 12740 = new ArrayMap<ComponentName, PackageParser.Service>(); 12741 private int mFlags; 12742 } 12743 12744 private final class ProviderIntentResolver 12745 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 12746 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12747 boolean defaultOnly, int userId) { 12748 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12749 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12750 } 12751 12752 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12753 int userId) { 12754 if (!sUserManager.exists(userId)) 12755 return null; 12756 mFlags = flags; 12757 return super.queryIntent(intent, resolvedType, 12758 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12759 userId); 12760 } 12761 12762 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12763 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 12764 if (!sUserManager.exists(userId)) 12765 return null; 12766 if (packageProviders == null) { 12767 return null; 12768 } 12769 mFlags = flags; 12770 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 12771 final int N = packageProviders.size(); 12772 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 12773 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 12774 12775 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 12776 for (int i = 0; i < N; ++i) { 12777 intentFilters = packageProviders.get(i).intents; 12778 if (intentFilters != null && intentFilters.size() > 0) { 12779 PackageParser.ProviderIntentInfo[] array = 12780 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 12781 intentFilters.toArray(array); 12782 listCut.add(array); 12783 } 12784 } 12785 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12786 } 12787 12788 public final void addProvider(PackageParser.Provider p) { 12789 if (mProviders.containsKey(p.getComponentName())) { 12790 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 12791 return; 12792 } 12793 12794 mProviders.put(p.getComponentName(), p); 12795 if (DEBUG_SHOW_INFO) { 12796 Log.v(TAG, " " 12797 + (p.info.nonLocalizedLabel != null 12798 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 12799 Log.v(TAG, " Class=" + p.info.name); 12800 } 12801 final int NI = p.intents.size(); 12802 int j; 12803 for (j = 0; j < NI; j++) { 12804 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 12805 if (DEBUG_SHOW_INFO) { 12806 Log.v(TAG, " IntentFilter:"); 12807 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12808 } 12809 if (!intent.debugCheck()) { 12810 Log.w(TAG, "==> For Provider " + p.info.name); 12811 } 12812 addFilter(intent); 12813 } 12814 } 12815 12816 public final void removeProvider(PackageParser.Provider p) { 12817 mProviders.remove(p.getComponentName()); 12818 if (DEBUG_SHOW_INFO) { 12819 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 12820 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 12821 Log.v(TAG, " Class=" + p.info.name); 12822 } 12823 final int NI = p.intents.size(); 12824 int j; 12825 for (j = 0; j < NI; j++) { 12826 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 12827 if (DEBUG_SHOW_INFO) { 12828 Log.v(TAG, " IntentFilter:"); 12829 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12830 } 12831 removeFilter(intent); 12832 } 12833 } 12834 12835 @Override 12836 protected boolean allowFilterResult( 12837 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 12838 ProviderInfo filterPi = filter.provider.info; 12839 for (int i = dest.size() - 1; i >= 0; i--) { 12840 ProviderInfo destPi = dest.get(i).providerInfo; 12841 if (destPi.name == filterPi.name 12842 && destPi.packageName == filterPi.packageName) { 12843 return false; 12844 } 12845 } 12846 return true; 12847 } 12848 12849 @Override 12850 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 12851 return new PackageParser.ProviderIntentInfo[size]; 12852 } 12853 12854 @Override 12855 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 12856 if (!sUserManager.exists(userId)) 12857 return true; 12858 PackageParser.Package p = filter.provider.owner; 12859 if (p != null) { 12860 PackageSetting ps = (PackageSetting) p.mExtras; 12861 if (ps != null) { 12862 // System apps are never considered stopped for purposes of 12863 // filtering, because there may be no way for the user to 12864 // actually re-launch them. 12865 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 12866 && ps.getStopped(userId); 12867 } 12868 } 12869 return false; 12870 } 12871 12872 @Override 12873 protected boolean isPackageForFilter(String packageName, 12874 PackageParser.ProviderIntentInfo info) { 12875 return packageName.equals(info.provider.owner.packageName); 12876 } 12877 12878 @Override 12879 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 12880 int match, int userId) { 12881 if (!sUserManager.exists(userId)) 12882 return null; 12883 final PackageParser.ProviderIntentInfo info = filter; 12884 if (!mSettings.isEnabledAndMatchLPr(info.provider.info, mFlags, userId)) { 12885 return null; 12886 } 12887 final PackageParser.Provider provider = info.provider; 12888 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 12889 if (ps == null) { 12890 return null; 12891 } 12892 final PackageUserState userState = ps.readUserState(userId); 12893 final boolean matchVisibleToInstantApp = 12894 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12895 final boolean isInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12896 // throw out filters that aren't visible to instant applications 12897 if (matchVisibleToInstantApp 12898 && !(info.isVisibleToInstantApp() || userState.instantApp)) { 12899 return null; 12900 } 12901 // throw out instant application filters if we're not explicitly requesting them 12902 if (!isInstantApp && userState.instantApp) { 12903 return null; 12904 } 12905 // throw out instant application filters if updates are available; will trigger 12906 // instant application resolution 12907 if (userState.instantApp && ps.isUpdateAvailable()) { 12908 return null; 12909 } 12910 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 12911 userState, userId); 12912 if (pi == null) { 12913 return null; 12914 } 12915 final ResolveInfo res = new ResolveInfo(); 12916 res.providerInfo = pi; 12917 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 12918 res.filter = filter; 12919 } 12920 res.priority = info.getPriority(); 12921 res.preferredOrder = provider.owner.mPreferredOrder; 12922 res.match = match; 12923 res.isDefault = info.hasDefault; 12924 res.labelRes = info.labelRes; 12925 res.nonLocalizedLabel = info.nonLocalizedLabel; 12926 res.icon = info.icon; 12927 res.system = res.providerInfo.applicationInfo.isSystemApp(); 12928 return res; 12929 } 12930 12931 @Override 12932 protected void sortResults(List<ResolveInfo> results) { 12933 Collections.sort(results, mResolvePrioritySorter); 12934 } 12935 12936 @Override 12937 protected void dumpFilter(PrintWriter out, String prefix, 12938 PackageParser.ProviderIntentInfo filter) { 12939 out.print(prefix); 12940 out.print( 12941 Integer.toHexString(System.identityHashCode(filter.provider))); 12942 out.print(' '); 12943 filter.provider.printComponentShortName(out); 12944 out.print(" filter "); 12945 out.println(Integer.toHexString(System.identityHashCode(filter))); 12946 } 12947 12948 @Override 12949 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 12950 return filter.provider; 12951 } 12952 12953 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12954 PackageParser.Provider provider = (PackageParser.Provider)label; 12955 out.print(prefix); out.print( 12956 Integer.toHexString(System.identityHashCode(provider))); 12957 out.print(' '); 12958 provider.printComponentShortName(out); 12959 if (count > 1) { 12960 out.print(" ("); out.print(count); out.print(" filters)"); 12961 } 12962 out.println(); 12963 } 12964 12965 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 12966 = new ArrayMap<ComponentName, PackageParser.Provider>(); 12967 private int mFlags; 12968 } 12969 12970 static final class EphemeralIntentResolver 12971 extends IntentResolver<AuxiliaryResolveInfo, AuxiliaryResolveInfo> { 12972 /** 12973 * The result that has the highest defined order. Ordering applies on a 12974 * per-package basis. Mapping is from package name to Pair of order and 12975 * EphemeralResolveInfo. 12976 * <p> 12977 * NOTE: This is implemented as a field variable for convenience and efficiency. 12978 * By having a field variable, we're able to track filter ordering as soon as 12979 * a non-zero order is defined. Otherwise, multiple loops across the result set 12980 * would be needed to apply ordering. If the intent resolver becomes re-entrant, 12981 * this needs to be contained entirely within {@link #filterResults}. 12982 */ 12983 final ArrayMap<String, Pair<Integer, InstantAppResolveInfo>> mOrderResult = new ArrayMap<>(); 12984 12985 @Override 12986 protected AuxiliaryResolveInfo[] newArray(int size) { 12987 return new AuxiliaryResolveInfo[size]; 12988 } 12989 12990 @Override 12991 protected boolean isPackageForFilter(String packageName, AuxiliaryResolveInfo responseObj) { 12992 return true; 12993 } 12994 12995 @Override 12996 protected AuxiliaryResolveInfo newResult(AuxiliaryResolveInfo responseObj, int match, 12997 int userId) { 12998 if (!sUserManager.exists(userId)) { 12999 return null; 13000 } 13001 final String packageName = responseObj.resolveInfo.getPackageName(); 13002 final Integer order = responseObj.getOrder(); 13003 final Pair<Integer, InstantAppResolveInfo> lastOrderResult = 13004 mOrderResult.get(packageName); 13005 // ordering is enabled and this item's order isn't high enough 13006 if (lastOrderResult != null && lastOrderResult.first >= order) { 13007 return null; 13008 } 13009 final InstantAppResolveInfo res = responseObj.resolveInfo; 13010 if (order > 0) { 13011 // non-zero order, enable ordering 13012 mOrderResult.put(packageName, new Pair<>(order, res)); 13013 } 13014 return responseObj; 13015 } 13016 13017 @Override 13018 protected void filterResults(List<AuxiliaryResolveInfo> results) { 13019 // only do work if ordering is enabled [most of the time it won't be] 13020 if (mOrderResult.size() == 0) { 13021 return; 13022 } 13023 int resultSize = results.size(); 13024 for (int i = 0; i < resultSize; i++) { 13025 final InstantAppResolveInfo info = results.get(i).resolveInfo; 13026 final String packageName = info.getPackageName(); 13027 final Pair<Integer, InstantAppResolveInfo> savedInfo = mOrderResult.get(packageName); 13028 if (savedInfo == null) { 13029 // package doesn't having ordering 13030 continue; 13031 } 13032 if (savedInfo.second == info) { 13033 // circled back to the highest ordered item; remove from order list 13034 mOrderResult.remove(savedInfo); 13035 if (mOrderResult.size() == 0) { 13036 // no more ordered items 13037 break; 13038 } 13039 continue; 13040 } 13041 // item has a worse order, remove it from the result list 13042 results.remove(i); 13043 resultSize--; 13044 i--; 13045 } 13046 } 13047 } 13048 13049 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 13050 new Comparator<ResolveInfo>() { 13051 public int compare(ResolveInfo r1, ResolveInfo r2) { 13052 int v1 = r1.priority; 13053 int v2 = r2.priority; 13054 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 13055 if (v1 != v2) { 13056 return (v1 > v2) ? -1 : 1; 13057 } 13058 v1 = r1.preferredOrder; 13059 v2 = r2.preferredOrder; 13060 if (v1 != v2) { 13061 return (v1 > v2) ? -1 : 1; 13062 } 13063 if (r1.isDefault != r2.isDefault) { 13064 return r1.isDefault ? -1 : 1; 13065 } 13066 v1 = r1.match; 13067 v2 = r2.match; 13068 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 13069 if (v1 != v2) { 13070 return (v1 > v2) ? -1 : 1; 13071 } 13072 if (r1.system != r2.system) { 13073 return r1.system ? -1 : 1; 13074 } 13075 if (r1.activityInfo != null) { 13076 return r1.activityInfo.packageName.compareTo(r2.activityInfo.packageName); 13077 } 13078 if (r1.serviceInfo != null) { 13079 return r1.serviceInfo.packageName.compareTo(r2.serviceInfo.packageName); 13080 } 13081 if (r1.providerInfo != null) { 13082 return r1.providerInfo.packageName.compareTo(r2.providerInfo.packageName); 13083 } 13084 return 0; 13085 } 13086 }; 13087 13088 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 13089 new Comparator<ProviderInfo>() { 13090 public int compare(ProviderInfo p1, ProviderInfo p2) { 13091 final int v1 = p1.initOrder; 13092 final int v2 = p2.initOrder; 13093 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 13094 } 13095 }; 13096 13097 public void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 13098 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 13099 final int[] userIds) { 13100 mHandler.post(new Runnable() { 13101 @Override 13102 public void run() { 13103 try { 13104 final IActivityManager am = ActivityManager.getService(); 13105 if (am == null) return; 13106 final int[] resolvedUserIds; 13107 if (userIds == null) { 13108 resolvedUserIds = am.getRunningUserIds(); 13109 } else { 13110 resolvedUserIds = userIds; 13111 } 13112 for (int id : resolvedUserIds) { 13113 final Intent intent = new Intent(action, 13114 pkg != null ? Uri.fromParts(PACKAGE_SCHEME, pkg, null) : null); 13115 if (extras != null) { 13116 intent.putExtras(extras); 13117 } 13118 if (targetPkg != null) { 13119 intent.setPackage(targetPkg); 13120 } 13121 // Modify the UID when posting to other users 13122 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 13123 if (uid > 0 && UserHandle.getUserId(uid) != id) { 13124 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 13125 intent.putExtra(Intent.EXTRA_UID, uid); 13126 } 13127 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 13128 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 13129 if (DEBUG_BROADCASTS) { 13130 RuntimeException here = new RuntimeException("here"); 13131 here.fillInStackTrace(); 13132 Slog.d(TAG, "Sending to user " + id + ": " 13133 + intent.toShortString(false, true, false, false) 13134 + " " + intent.getExtras(), here); 13135 } 13136 am.broadcastIntent(null, intent, null, finishedReceiver, 13137 0, null, null, null, android.app.AppOpsManager.OP_NONE, 13138 null, finishedReceiver != null, false, id); 13139 } 13140 } catch (RemoteException ex) { 13141 } 13142 } 13143 }); 13144 } 13145 13146 /** 13147 * Check if the external storage media is available. This is true if there 13148 * is a mounted external storage medium or if the external storage is 13149 * emulated. 13150 */ 13151 private boolean isExternalMediaAvailable() { 13152 return mMediaMounted || Environment.isExternalStorageEmulated(); 13153 } 13154 13155 @Override 13156 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 13157 // writer 13158 synchronized (mPackages) { 13159 if (!isExternalMediaAvailable()) { 13160 // If the external storage is no longer mounted at this point, 13161 // the caller may not have been able to delete all of this 13162 // packages files and can not delete any more. Bail. 13163 return null; 13164 } 13165 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 13166 if (lastPackage != null) { 13167 pkgs.remove(lastPackage); 13168 } 13169 if (pkgs.size() > 0) { 13170 return pkgs.get(0); 13171 } 13172 } 13173 return null; 13174 } 13175 13176 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 13177 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 13178 userId, andCode ? 1 : 0, packageName); 13179 if (mSystemReady) { 13180 msg.sendToTarget(); 13181 } else { 13182 if (mPostSystemReadyMessages == null) { 13183 mPostSystemReadyMessages = new ArrayList<>(); 13184 } 13185 mPostSystemReadyMessages.add(msg); 13186 } 13187 } 13188 13189 void startCleaningPackages() { 13190 // reader 13191 if (!isExternalMediaAvailable()) { 13192 return; 13193 } 13194 synchronized (mPackages) { 13195 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 13196 return; 13197 } 13198 } 13199 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 13200 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 13201 IActivityManager am = ActivityManager.getService(); 13202 if (am != null) { 13203 int dcsUid = -1; 13204 synchronized (mPackages) { 13205 if (!mDefaultContainerWhitelisted) { 13206 mDefaultContainerWhitelisted = true; 13207 PackageSetting ps = mSettings.mPackages.get(DEFAULT_CONTAINER_PACKAGE); 13208 dcsUid = UserHandle.getUid(UserHandle.USER_SYSTEM, ps.appId); 13209 } 13210 } 13211 try { 13212 if (dcsUid > 0) { 13213 am.backgroundWhitelistUid(dcsUid); 13214 } 13215 am.startService(null, intent, null, false, mContext.getOpPackageName(), 13216 UserHandle.USER_SYSTEM); 13217 } catch (RemoteException e) { 13218 } 13219 } 13220 } 13221 13222 @Override 13223 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 13224 int installFlags, String installerPackageName, int userId) { 13225 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 13226 13227 final int callingUid = Binder.getCallingUid(); 13228 enforceCrossUserPermission(callingUid, userId, 13229 true /* requireFullPermission */, true /* checkShell */, "installPackageAsUser"); 13230 13231 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 13232 try { 13233 if (observer != null) { 13234 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 13235 } 13236 } catch (RemoteException re) { 13237 } 13238 return; 13239 } 13240 13241 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 13242 installFlags |= PackageManager.INSTALL_FROM_ADB; 13243 13244 } else { 13245 // Caller holds INSTALL_PACKAGES permission, so we're less strict 13246 // about installerPackageName. 13247 13248 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 13249 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 13250 } 13251 13252 UserHandle user; 13253 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 13254 user = UserHandle.ALL; 13255 } else { 13256 user = new UserHandle(userId); 13257 } 13258 13259 // Only system components can circumvent runtime permissions when installing. 13260 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 13261 && mContext.checkCallingOrSelfPermission(Manifest.permission 13262 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 13263 throw new SecurityException("You need the " 13264 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 13265 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 13266 } 13267 13268 if ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0 13269 || (installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 13270 throw new IllegalArgumentException( 13271 "New installs into ASEC containers no longer supported"); 13272 } 13273 13274 final File originFile = new File(originPath); 13275 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 13276 13277 final Message msg = mHandler.obtainMessage(INIT_COPY); 13278 final VerificationInfo verificationInfo = new VerificationInfo( 13279 null /*originatingUri*/, null /*referrer*/, -1 /*originatingUid*/, callingUid); 13280 final InstallParams params = new InstallParams(origin, null /*moveInfo*/, observer, 13281 installFlags, installerPackageName, null /*volumeUuid*/, verificationInfo, user, 13282 null /*packageAbiOverride*/, null /*grantedPermissions*/, 13283 null /*certificates*/, PackageManager.INSTALL_REASON_UNKNOWN); 13284 params.setTraceMethod("installAsUser").setTraceCookie(System.identityHashCode(params)); 13285 msg.obj = params; 13286 13287 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installAsUser", 13288 System.identityHashCode(msg.obj)); 13289 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 13290 System.identityHashCode(msg.obj)); 13291 13292 mHandler.sendMessage(msg); 13293 } 13294 13295 13296 /** 13297 * Ensure that the install reason matches what we know about the package installer (e.g. whether 13298 * it is acting on behalf on an enterprise or the user). 13299 * 13300 * Note that the ordering of the conditionals in this method is important. The checks we perform 13301 * are as follows, in this order: 13302 * 13303 * 1) If the install is being performed by a system app, we can trust the app to have set the 13304 * install reason correctly. Thus, we pass through the install reason unchanged, no matter 13305 * what it is. 13306 * 2) If the install is being performed by a device or profile owner app, the install reason 13307 * should be enterprise policy. However, we cannot be sure that the device or profile owner 13308 * set the install reason correctly. If the app targets an older SDK version where install 13309 * reasons did not exist yet, or if the app author simply forgot, the install reason may be 13310 * unset or wrong. Thus, we force the install reason to be enterprise policy. 13311 * 3) In all other cases, the install is being performed by a regular app that is neither part 13312 * of the system nor a device or profile owner. We have no reason to believe that this app is 13313 * acting on behalf of the enterprise admin. Thus, we check whether the install reason was 13314 * set to enterprise policy and if so, change it to unknown instead. 13315 */ 13316 private int fixUpInstallReason(String installerPackageName, int installerUid, 13317 int installReason) { 13318 if (checkUidPermission(android.Manifest.permission.INSTALL_PACKAGES, installerUid) 13319 == PERMISSION_GRANTED) { 13320 // If the install is being performed by a system app, we trust that app to have set the 13321 // install reason correctly. 13322 return installReason; 13323 } 13324 13325 final IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 13326 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 13327 if (dpm != null) { 13328 ComponentName owner = null; 13329 try { 13330 owner = dpm.getDeviceOwnerComponent(true /* callingUserOnly */); 13331 if (owner == null) { 13332 owner = dpm.getProfileOwner(UserHandle.getUserId(installerUid)); 13333 } 13334 } catch (RemoteException e) { 13335 } 13336 if (owner != null && owner.getPackageName().equals(installerPackageName)) { 13337 // If the install is being performed by a device or profile owner, the install 13338 // reason should be enterprise policy. 13339 return PackageManager.INSTALL_REASON_POLICY; 13340 } 13341 } 13342 13343 if (installReason == PackageManager.INSTALL_REASON_POLICY) { 13344 // If the install is being performed by a regular app (i.e. neither system app nor 13345 // device or profile owner), we have no reason to believe that the app is acting on 13346 // behalf of an enterprise. If the app set the install reason to enterprise policy, 13347 // change it to unknown instead. 13348 return PackageManager.INSTALL_REASON_UNKNOWN; 13349 } 13350 13351 // If the install is being performed by a regular app and the install reason was set to any 13352 // value but enterprise policy, leave the install reason unchanged. 13353 return installReason; 13354 } 13355 13356 void installStage(String packageName, File stagedDir, String stagedCid, 13357 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 13358 String installerPackageName, int installerUid, UserHandle user, 13359 Certificate[][] certificates) { 13360 if (DEBUG_EPHEMERAL) { 13361 if ((sessionParams.installFlags & PackageManager.INSTALL_INSTANT_APP) != 0) { 13362 Slog.d(TAG, "Ephemeral install of " + packageName); 13363 } 13364 } 13365 final VerificationInfo verificationInfo = new VerificationInfo( 13366 sessionParams.originatingUri, sessionParams.referrerUri, 13367 sessionParams.originatingUid, installerUid); 13368 13369 final OriginInfo origin; 13370 if (stagedDir != null) { 13371 origin = OriginInfo.fromStagedFile(stagedDir); 13372 } else { 13373 origin = OriginInfo.fromStagedContainer(stagedCid); 13374 } 13375 13376 final Message msg = mHandler.obtainMessage(INIT_COPY); 13377 final int installReason = fixUpInstallReason(installerPackageName, installerUid, 13378 sessionParams.installReason); 13379 final InstallParams params = new InstallParams(origin, null, observer, 13380 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 13381 verificationInfo, user, sessionParams.abiOverride, 13382 sessionParams.grantedRuntimePermissions, certificates, installReason); 13383 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 13384 msg.obj = params; 13385 13386 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 13387 System.identityHashCode(msg.obj)); 13388 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 13389 System.identityHashCode(msg.obj)); 13390 13391 mHandler.sendMessage(msg); 13392 } 13393 13394 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, 13395 int userId) { 13396 final boolean isSystem = isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 13397 sendPackageAddedForNewUsers(packageName, isSystem, pkgSetting.appId, userId); 13398 } 13399 13400 public void sendPackageAddedForNewUsers(String packageName, boolean isSystem, int appId, int... userIds) { 13401 if (ArrayUtils.isEmpty(userIds)) { 13402 return; 13403 } 13404 Bundle extras = new Bundle(1); 13405 // Set to UID of the first user, EXTRA_UID is automatically updated in sendPackageBroadcast 13406 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userIds[0], appId)); 13407 13408 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 13409 packageName, extras, 0, null, null, userIds); 13410 if (isSystem) { 13411 mHandler.post(() -> { 13412 for (int userId : userIds) { 13413 sendBootCompletedBroadcastToSystemApp(packageName, userId); 13414 } 13415 } 13416 ); 13417 } 13418 } 13419 13420 /** 13421 * The just-installed/enabled app is bundled on the system, so presumed to be able to run 13422 * automatically without needing an explicit launch. 13423 * Send it a LOCKED_BOOT_COMPLETED/BOOT_COMPLETED if it would ordinarily have gotten ones. 13424 */ 13425 private void sendBootCompletedBroadcastToSystemApp(String packageName, int userId) { 13426 // If user is not running, the app didn't miss any broadcast 13427 if (!mUserManagerInternal.isUserRunning(userId)) { 13428 return; 13429 } 13430 final IActivityManager am = ActivityManager.getService(); 13431 try { 13432 // Deliver LOCKED_BOOT_COMPLETED first 13433 Intent lockedBcIntent = new Intent(Intent.ACTION_LOCKED_BOOT_COMPLETED) 13434 .setPackage(packageName); 13435 final String[] requiredPermissions = {Manifest.permission.RECEIVE_BOOT_COMPLETED}; 13436 am.broadcastIntent(null, lockedBcIntent, null, null, 0, null, null, requiredPermissions, 13437 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13438 13439 // Deliver BOOT_COMPLETED only if user is unlocked 13440 if (mUserManagerInternal.isUserUnlockingOrUnlocked(userId)) { 13441 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED).setPackage(packageName); 13442 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, requiredPermissions, 13443 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13444 } 13445 } catch (RemoteException e) { 13446 throw e.rethrowFromSystemServer(); 13447 } 13448 } 13449 13450 @Override 13451 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 13452 int userId) { 13453 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13454 PackageSetting pkgSetting; 13455 final int uid = Binder.getCallingUid(); 13456 enforceCrossUserPermission(uid, userId, 13457 true /* requireFullPermission */, true /* checkShell */, 13458 "setApplicationHiddenSetting for user " + userId); 13459 13460 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 13461 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 13462 return false; 13463 } 13464 13465 long callingId = Binder.clearCallingIdentity(); 13466 try { 13467 boolean sendAdded = false; 13468 boolean sendRemoved = false; 13469 // writer 13470 synchronized (mPackages) { 13471 pkgSetting = mSettings.mPackages.get(packageName); 13472 if (pkgSetting == null) { 13473 return false; 13474 } 13475 // Do not allow "android" is being disabled 13476 if ("android".equals(packageName)) { 13477 Slog.w(TAG, "Cannot hide package: android"); 13478 return false; 13479 } 13480 // Cannot hide static shared libs as they are considered 13481 // a part of the using app (emulating static linking). Also 13482 // static libs are installed always on internal storage. 13483 PackageParser.Package pkg = mPackages.get(packageName); 13484 if (pkg != null && pkg.staticSharedLibName != null) { 13485 Slog.w(TAG, "Cannot hide package: " + packageName 13486 + " providing static shared library: " 13487 + pkg.staticSharedLibName); 13488 return false; 13489 } 13490 // Only allow protected packages to hide themselves. 13491 if (hidden && !UserHandle.isSameApp(uid, pkgSetting.appId) 13492 && mProtectedPackages.isPackageStateProtected(userId, packageName)) { 13493 Slog.w(TAG, "Not hiding protected package: " + packageName); 13494 return false; 13495 } 13496 13497 if (pkgSetting.getHidden(userId) != hidden) { 13498 pkgSetting.setHidden(hidden, userId); 13499 mSettings.writePackageRestrictionsLPr(userId); 13500 if (hidden) { 13501 sendRemoved = true; 13502 } else { 13503 sendAdded = true; 13504 } 13505 } 13506 } 13507 if (sendAdded) { 13508 sendPackageAddedForUser(packageName, pkgSetting, userId); 13509 return true; 13510 } 13511 if (sendRemoved) { 13512 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 13513 "hiding pkg"); 13514 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 13515 return true; 13516 } 13517 } finally { 13518 Binder.restoreCallingIdentity(callingId); 13519 } 13520 return false; 13521 } 13522 13523 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 13524 int userId) { 13525 final PackageRemovedInfo info = new PackageRemovedInfo(this); 13526 info.removedPackage = packageName; 13527 info.installerPackageName = pkgSetting.installerPackageName; 13528 info.removedUsers = new int[] {userId}; 13529 info.broadcastUsers = new int[] {userId}; 13530 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 13531 info.sendPackageRemovedBroadcasts(true /*killApp*/); 13532 } 13533 13534 private void sendPackagesSuspendedForUser(String[] pkgList, int userId, boolean suspended) { 13535 if (pkgList.length > 0) { 13536 Bundle extras = new Bundle(1); 13537 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 13538 13539 sendPackageBroadcast( 13540 suspended ? Intent.ACTION_PACKAGES_SUSPENDED 13541 : Intent.ACTION_PACKAGES_UNSUSPENDED, 13542 null, extras, Intent.FLAG_RECEIVER_REGISTERED_ONLY, null, null, 13543 new int[] {userId}); 13544 } 13545 } 13546 13547 /** 13548 * Returns true if application is not found or there was an error. Otherwise it returns 13549 * the hidden state of the package for the given user. 13550 */ 13551 @Override 13552 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 13553 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13554 enforceCrossUserPermission(Binder.getCallingUid(), userId, 13555 true /* requireFullPermission */, false /* checkShell */, 13556 "getApplicationHidden for user " + userId); 13557 PackageSetting pkgSetting; 13558 long callingId = Binder.clearCallingIdentity(); 13559 try { 13560 // writer 13561 synchronized (mPackages) { 13562 pkgSetting = mSettings.mPackages.get(packageName); 13563 if (pkgSetting == null) { 13564 return true; 13565 } 13566 return pkgSetting.getHidden(userId); 13567 } 13568 } finally { 13569 Binder.restoreCallingIdentity(callingId); 13570 } 13571 } 13572 13573 /** 13574 * @hide 13575 */ 13576 @Override 13577 public int installExistingPackageAsUser(String packageName, int userId, int installFlags, 13578 int installReason) { 13579 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 13580 null); 13581 PackageSetting pkgSetting; 13582 final int uid = Binder.getCallingUid(); 13583 enforceCrossUserPermission(uid, userId, 13584 true /* requireFullPermission */, true /* checkShell */, 13585 "installExistingPackage for user " + userId); 13586 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 13587 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 13588 } 13589 13590 long callingId = Binder.clearCallingIdentity(); 13591 try { 13592 boolean installed = false; 13593 final boolean instantApp = 13594 (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 13595 final boolean fullApp = 13596 (installFlags & PackageManager.INSTALL_FULL_APP) != 0; 13597 13598 // writer 13599 synchronized (mPackages) { 13600 pkgSetting = mSettings.mPackages.get(packageName); 13601 if (pkgSetting == null) { 13602 return PackageManager.INSTALL_FAILED_INVALID_URI; 13603 } 13604 if (!pkgSetting.getInstalled(userId)) { 13605 pkgSetting.setInstalled(true, userId); 13606 pkgSetting.setHidden(false, userId); 13607 pkgSetting.setInstallReason(installReason, userId); 13608 mSettings.writePackageRestrictionsLPr(userId); 13609 mSettings.writeKernelMappingLPr(pkgSetting); 13610 installed = true; 13611 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 13612 // upgrade app from instant to full; we don't allow app downgrade 13613 installed = true; 13614 } 13615 setInstantAppForUser(pkgSetting, userId, instantApp, fullApp); 13616 } 13617 13618 if (installed) { 13619 if (pkgSetting.pkg != null) { 13620 synchronized (mInstallLock) { 13621 // We don't need to freeze for a brand new install 13622 prepareAppDataAfterInstallLIF(pkgSetting.pkg); 13623 } 13624 } 13625 sendPackageAddedForUser(packageName, pkgSetting, userId); 13626 synchronized (mPackages) { 13627 updateSequenceNumberLP(packageName, new int[]{ userId }); 13628 } 13629 } 13630 } finally { 13631 Binder.restoreCallingIdentity(callingId); 13632 } 13633 13634 return PackageManager.INSTALL_SUCCEEDED; 13635 } 13636 13637 void setInstantAppForUser(PackageSetting pkgSetting, int userId, 13638 boolean instantApp, boolean fullApp) { 13639 // no state specified; do nothing 13640 if (!instantApp && !fullApp) { 13641 return; 13642 } 13643 if (userId != UserHandle.USER_ALL) { 13644 if (instantApp && !pkgSetting.getInstantApp(userId)) { 13645 pkgSetting.setInstantApp(true /*instantApp*/, userId); 13646 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 13647 pkgSetting.setInstantApp(false /*instantApp*/, userId); 13648 } 13649 } else { 13650 for (int currentUserId : sUserManager.getUserIds()) { 13651 if (instantApp && !pkgSetting.getInstantApp(currentUserId)) { 13652 pkgSetting.setInstantApp(true /*instantApp*/, currentUserId); 13653 } else if (fullApp && pkgSetting.getInstantApp(currentUserId)) { 13654 pkgSetting.setInstantApp(false /*instantApp*/, currentUserId); 13655 } 13656 } 13657 } 13658 } 13659 13660 boolean isUserRestricted(int userId, String restrictionKey) { 13661 Bundle restrictions = sUserManager.getUserRestrictions(userId); 13662 if (restrictions.getBoolean(restrictionKey, false)) { 13663 Log.w(TAG, "User is restricted: " + restrictionKey); 13664 return true; 13665 } 13666 return false; 13667 } 13668 13669 @Override 13670 public String[] setPackagesSuspendedAsUser(String[] packageNames, boolean suspended, 13671 int userId) { 13672 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13673 enforceCrossUserPermission(Binder.getCallingUid(), userId, 13674 true /* requireFullPermission */, true /* checkShell */, 13675 "setPackagesSuspended for user " + userId); 13676 13677 if (ArrayUtils.isEmpty(packageNames)) { 13678 return packageNames; 13679 } 13680 13681 // List of package names for whom the suspended state has changed. 13682 List<String> changedPackages = new ArrayList<>(packageNames.length); 13683 // List of package names for whom the suspended state is not set as requested in this 13684 // method. 13685 List<String> unactionedPackages = new ArrayList<>(packageNames.length); 13686 long callingId = Binder.clearCallingIdentity(); 13687 try { 13688 for (int i = 0; i < packageNames.length; i++) { 13689 String packageName = packageNames[i]; 13690 boolean changed = false; 13691 final int appId; 13692 synchronized (mPackages) { 13693 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 13694 if (pkgSetting == null) { 13695 Slog.w(TAG, "Could not find package setting for package \"" + packageName 13696 + "\". Skipping suspending/un-suspending."); 13697 unactionedPackages.add(packageName); 13698 continue; 13699 } 13700 appId = pkgSetting.appId; 13701 if (pkgSetting.getSuspended(userId) != suspended) { 13702 if (!canSuspendPackageForUserLocked(packageName, userId)) { 13703 unactionedPackages.add(packageName); 13704 continue; 13705 } 13706 pkgSetting.setSuspended(suspended, userId); 13707 mSettings.writePackageRestrictionsLPr(userId); 13708 changed = true; 13709 changedPackages.add(packageName); 13710 } 13711 } 13712 13713 if (changed && suspended) { 13714 killApplication(packageName, UserHandle.getUid(userId, appId), 13715 "suspending package"); 13716 } 13717 } 13718 } finally { 13719 Binder.restoreCallingIdentity(callingId); 13720 } 13721 13722 if (!changedPackages.isEmpty()) { 13723 sendPackagesSuspendedForUser(changedPackages.toArray( 13724 new String[changedPackages.size()]), userId, suspended); 13725 } 13726 13727 return unactionedPackages.toArray(new String[unactionedPackages.size()]); 13728 } 13729 13730 @Override 13731 public boolean isPackageSuspendedForUser(String packageName, int userId) { 13732 enforceCrossUserPermission(Binder.getCallingUid(), userId, 13733 true /* requireFullPermission */, false /* checkShell */, 13734 "isPackageSuspendedForUser for user " + userId); 13735 synchronized (mPackages) { 13736 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 13737 if (pkgSetting == null) { 13738 throw new IllegalArgumentException("Unknown target package: " + packageName); 13739 } 13740 return pkgSetting.getSuspended(userId); 13741 } 13742 } 13743 13744 private boolean canSuspendPackageForUserLocked(String packageName, int userId) { 13745 if (isPackageDeviceAdmin(packageName, userId)) { 13746 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13747 + "\": has an active device admin"); 13748 return false; 13749 } 13750 13751 String activeLauncherPackageName = getActiveLauncherPackageName(userId); 13752 if (packageName.equals(activeLauncherPackageName)) { 13753 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13754 + "\": contains the active launcher"); 13755 return false; 13756 } 13757 13758 if (packageName.equals(mRequiredInstallerPackage)) { 13759 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13760 + "\": required for package installation"); 13761 return false; 13762 } 13763 13764 if (packageName.equals(mRequiredUninstallerPackage)) { 13765 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13766 + "\": required for package uninstallation"); 13767 return false; 13768 } 13769 13770 if (packageName.equals(mRequiredVerifierPackage)) { 13771 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13772 + "\": required for package verification"); 13773 return false; 13774 } 13775 13776 if (packageName.equals(getDefaultDialerPackageName(userId))) { 13777 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13778 + "\": is the default dialer"); 13779 return false; 13780 } 13781 13782 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 13783 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13784 + "\": protected package"); 13785 return false; 13786 } 13787 13788 // Cannot suspend static shared libs as they are considered 13789 // a part of the using app (emulating static linking). Also 13790 // static libs are installed always on internal storage. 13791 PackageParser.Package pkg = mPackages.get(packageName); 13792 if (pkg != null && pkg.applicationInfo.isStaticSharedLibrary()) { 13793 Slog.w(TAG, "Cannot suspend package: " + packageName 13794 + " providing static shared library: " 13795 + pkg.staticSharedLibName); 13796 return false; 13797 } 13798 13799 return true; 13800 } 13801 13802 private String getActiveLauncherPackageName(int userId) { 13803 Intent intent = new Intent(Intent.ACTION_MAIN); 13804 intent.addCategory(Intent.CATEGORY_HOME); 13805 ResolveInfo resolveInfo = resolveIntent( 13806 intent, 13807 intent.resolveTypeIfNeeded(mContext.getContentResolver()), 13808 PackageManager.MATCH_DEFAULT_ONLY, 13809 userId); 13810 13811 return resolveInfo == null ? null : resolveInfo.activityInfo.packageName; 13812 } 13813 13814 private String getDefaultDialerPackageName(int userId) { 13815 synchronized (mPackages) { 13816 return mSettings.getDefaultDialerPackageNameLPw(userId); 13817 } 13818 } 13819 13820 @Override 13821 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 13822 mContext.enforceCallingOrSelfPermission( 13823 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13824 "Only package verification agents can verify applications"); 13825 13826 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 13827 final PackageVerificationResponse response = new PackageVerificationResponse( 13828 verificationCode, Binder.getCallingUid()); 13829 msg.arg1 = id; 13830 msg.obj = response; 13831 mHandler.sendMessage(msg); 13832 } 13833 13834 @Override 13835 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 13836 long millisecondsToDelay) { 13837 mContext.enforceCallingOrSelfPermission( 13838 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13839 "Only package verification agents can extend verification timeouts"); 13840 13841 final PackageVerificationState state = mPendingVerification.get(id); 13842 final PackageVerificationResponse response = new PackageVerificationResponse( 13843 verificationCodeAtTimeout, Binder.getCallingUid()); 13844 13845 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 13846 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 13847 } 13848 if (millisecondsToDelay < 0) { 13849 millisecondsToDelay = 0; 13850 } 13851 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 13852 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 13853 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 13854 } 13855 13856 if ((state != null) && !state.timeoutExtended()) { 13857 state.extendTimeout(); 13858 13859 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 13860 msg.arg1 = id; 13861 msg.obj = response; 13862 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 13863 } 13864 } 13865 13866 private void broadcastPackageVerified(int verificationId, Uri packageUri, 13867 int verificationCode, UserHandle user) { 13868 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 13869 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 13870 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 13871 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 13872 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 13873 13874 mContext.sendBroadcastAsUser(intent, user, 13875 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 13876 } 13877 13878 private ComponentName matchComponentForVerifier(String packageName, 13879 List<ResolveInfo> receivers) { 13880 ActivityInfo targetReceiver = null; 13881 13882 final int NR = receivers.size(); 13883 for (int i = 0; i < NR; i++) { 13884 final ResolveInfo info = receivers.get(i); 13885 if (info.activityInfo == null) { 13886 continue; 13887 } 13888 13889 if (packageName.equals(info.activityInfo.packageName)) { 13890 targetReceiver = info.activityInfo; 13891 break; 13892 } 13893 } 13894 13895 if (targetReceiver == null) { 13896 return null; 13897 } 13898 13899 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 13900 } 13901 13902 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 13903 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 13904 if (pkgInfo.verifiers.length == 0) { 13905 return null; 13906 } 13907 13908 final int N = pkgInfo.verifiers.length; 13909 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 13910 for (int i = 0; i < N; i++) { 13911 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 13912 13913 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 13914 receivers); 13915 if (comp == null) { 13916 continue; 13917 } 13918 13919 final int verifierUid = getUidForVerifier(verifierInfo); 13920 if (verifierUid == -1) { 13921 continue; 13922 } 13923 13924 if (DEBUG_VERIFY) { 13925 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 13926 + " with the correct signature"); 13927 } 13928 sufficientVerifiers.add(comp); 13929 verificationState.addSufficientVerifier(verifierUid); 13930 } 13931 13932 return sufficientVerifiers; 13933 } 13934 13935 private int getUidForVerifier(VerifierInfo verifierInfo) { 13936 synchronized (mPackages) { 13937 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 13938 if (pkg == null) { 13939 return -1; 13940 } else if (pkg.mSignatures.length != 1) { 13941 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 13942 + " has more than one signature; ignoring"); 13943 return -1; 13944 } 13945 13946 /* 13947 * If the public key of the package's signature does not match 13948 * our expected public key, then this is a different package and 13949 * we should skip. 13950 */ 13951 13952 final byte[] expectedPublicKey; 13953 try { 13954 final Signature verifierSig = pkg.mSignatures[0]; 13955 final PublicKey publicKey = verifierSig.getPublicKey(); 13956 expectedPublicKey = publicKey.getEncoded(); 13957 } catch (CertificateException e) { 13958 return -1; 13959 } 13960 13961 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 13962 13963 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 13964 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 13965 + " does not have the expected public key; ignoring"); 13966 return -1; 13967 } 13968 13969 return pkg.applicationInfo.uid; 13970 } 13971 } 13972 13973 @Override 13974 public void finishPackageInstall(int token, boolean didLaunch) { 13975 enforceSystemOrRoot("Only the system is allowed to finish installs"); 13976 13977 if (DEBUG_INSTALL) { 13978 Slog.v(TAG, "BM finishing package install for " + token); 13979 } 13980 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 13981 13982 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, didLaunch ? 1 : 0); 13983 mHandler.sendMessage(msg); 13984 } 13985 13986 /** 13987 * Get the verification agent timeout. Used for both the APK verifier and the 13988 * intent filter verifier. 13989 * 13990 * @return verification timeout in milliseconds 13991 */ 13992 private long getVerificationTimeout() { 13993 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 13994 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 13995 DEFAULT_VERIFICATION_TIMEOUT); 13996 } 13997 13998 /** 13999 * Get the default verification agent response code. 14000 * 14001 * @return default verification response code 14002 */ 14003 private int getDefaultVerificationResponse() { 14004 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14005 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 14006 DEFAULT_VERIFICATION_RESPONSE); 14007 } 14008 14009 /** 14010 * Check whether or not package verification has been enabled. 14011 * 14012 * @return true if verification should be performed 14013 */ 14014 private boolean isVerificationEnabled(int userId, int installFlags) { 14015 if (!DEFAULT_VERIFY_ENABLE) { 14016 return false; 14017 } 14018 14019 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 14020 14021 // Check if installing from ADB 14022 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 14023 // Do not run verification in a test harness environment 14024 if (ActivityManager.isRunningInTestHarness()) { 14025 return false; 14026 } 14027 if (ensureVerifyAppsEnabled) { 14028 return true; 14029 } 14030 // Check if the developer does not want package verification for ADB installs 14031 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14032 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 14033 return false; 14034 } 14035 } 14036 14037 if (ensureVerifyAppsEnabled) { 14038 return true; 14039 } 14040 14041 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14042 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 14043 } 14044 14045 @Override 14046 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 14047 throws RemoteException { 14048 mContext.enforceCallingOrSelfPermission( 14049 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 14050 "Only intentfilter verification agents can verify applications"); 14051 14052 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 14053 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 14054 Binder.getCallingUid(), verificationCode, failedDomains); 14055 msg.arg1 = id; 14056 msg.obj = response; 14057 mHandler.sendMessage(msg); 14058 } 14059 14060 @Override 14061 public int getIntentVerificationStatus(String packageName, int userId) { 14062 synchronized (mPackages) { 14063 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 14064 } 14065 } 14066 14067 @Override 14068 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 14069 mContext.enforceCallingOrSelfPermission( 14070 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14071 14072 boolean result = false; 14073 synchronized (mPackages) { 14074 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 14075 } 14076 if (result) { 14077 scheduleWritePackageRestrictionsLocked(userId); 14078 } 14079 return result; 14080 } 14081 14082 @Override 14083 public @NonNull ParceledListSlice<IntentFilterVerificationInfo> getIntentFilterVerifications( 14084 String packageName) { 14085 synchronized (mPackages) { 14086 return new ParceledListSlice<>(mSettings.getIntentFilterVerificationsLPr(packageName)); 14087 } 14088 } 14089 14090 @Override 14091 public @NonNull ParceledListSlice<IntentFilter> getAllIntentFilters(String packageName) { 14092 if (TextUtils.isEmpty(packageName)) { 14093 return ParceledListSlice.emptyList(); 14094 } 14095 synchronized (mPackages) { 14096 PackageParser.Package pkg = mPackages.get(packageName); 14097 if (pkg == null || pkg.activities == null) { 14098 return ParceledListSlice.emptyList(); 14099 } 14100 final int count = pkg.activities.size(); 14101 ArrayList<IntentFilter> result = new ArrayList<>(); 14102 for (int n=0; n<count; n++) { 14103 PackageParser.Activity activity = pkg.activities.get(n); 14104 if (activity.intents != null && activity.intents.size() > 0) { 14105 result.addAll(activity.intents); 14106 } 14107 } 14108 return new ParceledListSlice<>(result); 14109 } 14110 } 14111 14112 @Override 14113 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 14114 mContext.enforceCallingOrSelfPermission( 14115 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14116 14117 synchronized (mPackages) { 14118 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 14119 if (packageName != null) { 14120 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 14121 packageName, userId); 14122 } 14123 return result; 14124 } 14125 } 14126 14127 @Override 14128 public String getDefaultBrowserPackageName(int userId) { 14129 synchronized (mPackages) { 14130 return mSettings.getDefaultBrowserPackageNameLPw(userId); 14131 } 14132 } 14133 14134 /** 14135 * Get the "allow unknown sources" setting. 14136 * 14137 * @return the current "allow unknown sources" setting 14138 */ 14139 private int getUnknownSourcesSettings() { 14140 return android.provider.Settings.Secure.getInt(mContext.getContentResolver(), 14141 android.provider.Settings.Secure.INSTALL_NON_MARKET_APPS, 14142 -1); 14143 } 14144 14145 @Override 14146 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 14147 final int uid = Binder.getCallingUid(); 14148 // writer 14149 synchronized (mPackages) { 14150 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 14151 if (targetPackageSetting == null) { 14152 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 14153 } 14154 14155 PackageSetting installerPackageSetting; 14156 if (installerPackageName != null) { 14157 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 14158 if (installerPackageSetting == null) { 14159 throw new IllegalArgumentException("Unknown installer package: " 14160 + installerPackageName); 14161 } 14162 } else { 14163 installerPackageSetting = null; 14164 } 14165 14166 Signature[] callerSignature; 14167 Object obj = mSettings.getUserIdLPr(uid); 14168 if (obj != null) { 14169 if (obj instanceof SharedUserSetting) { 14170 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 14171 } else if (obj instanceof PackageSetting) { 14172 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 14173 } else { 14174 throw new SecurityException("Bad object " + obj + " for uid " + uid); 14175 } 14176 } else { 14177 throw new SecurityException("Unknown calling UID: " + uid); 14178 } 14179 14180 // Verify: can't set installerPackageName to a package that is 14181 // not signed with the same cert as the caller. 14182 if (installerPackageSetting != null) { 14183 if (compareSignatures(callerSignature, 14184 installerPackageSetting.signatures.mSignatures) 14185 != PackageManager.SIGNATURE_MATCH) { 14186 throw new SecurityException( 14187 "Caller does not have same cert as new installer package " 14188 + installerPackageName); 14189 } 14190 } 14191 14192 // Verify: if target already has an installer package, it must 14193 // be signed with the same cert as the caller. 14194 if (targetPackageSetting.installerPackageName != null) { 14195 PackageSetting setting = mSettings.mPackages.get( 14196 targetPackageSetting.installerPackageName); 14197 // If the currently set package isn't valid, then it's always 14198 // okay to change it. 14199 if (setting != null) { 14200 if (compareSignatures(callerSignature, 14201 setting.signatures.mSignatures) 14202 != PackageManager.SIGNATURE_MATCH) { 14203 throw new SecurityException( 14204 "Caller does not have same cert as old installer package " 14205 + targetPackageSetting.installerPackageName); 14206 } 14207 } 14208 } 14209 14210 // Okay! 14211 targetPackageSetting.installerPackageName = installerPackageName; 14212 if (installerPackageName != null) { 14213 mSettings.mInstallerPackages.add(installerPackageName); 14214 } 14215 scheduleWriteSettingsLocked(); 14216 } 14217 } 14218 14219 @Override 14220 public void setApplicationCategoryHint(String packageName, int categoryHint, 14221 String callerPackageName) { 14222 mContext.getSystemService(AppOpsManager.class).checkPackage(Binder.getCallingUid(), 14223 callerPackageName); 14224 synchronized (mPackages) { 14225 PackageSetting ps = mSettings.mPackages.get(packageName); 14226 if (ps == null) { 14227 throw new IllegalArgumentException("Unknown target package " + packageName); 14228 } 14229 14230 if (!Objects.equals(callerPackageName, ps.installerPackageName)) { 14231 throw new IllegalArgumentException("Calling package " + callerPackageName 14232 + " is not installer for " + packageName); 14233 } 14234 14235 if (ps.categoryHint != categoryHint) { 14236 ps.categoryHint = categoryHint; 14237 scheduleWriteSettingsLocked(); 14238 } 14239 } 14240 } 14241 14242 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 14243 // Queue up an async operation since the package installation may take a little while. 14244 mHandler.post(new Runnable() { 14245 public void run() { 14246 mHandler.removeCallbacks(this); 14247 // Result object to be returned 14248 PackageInstalledInfo res = new PackageInstalledInfo(); 14249 res.setReturnCode(currentStatus); 14250 res.uid = -1; 14251 res.pkg = null; 14252 res.removedInfo = null; 14253 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 14254 args.doPreInstall(res.returnCode); 14255 synchronized (mInstallLock) { 14256 installPackageTracedLI(args, res); 14257 } 14258 args.doPostInstall(res.returnCode, res.uid); 14259 } 14260 14261 // A restore should be performed at this point if (a) the install 14262 // succeeded, (b) the operation is not an update, and (c) the new 14263 // package has not opted out of backup participation. 14264 final boolean update = res.removedInfo != null 14265 && res.removedInfo.removedPackage != null; 14266 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 14267 boolean doRestore = !update 14268 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 14269 14270 // Set up the post-install work request bookkeeping. This will be used 14271 // and cleaned up by the post-install event handling regardless of whether 14272 // there's a restore pass performed. Token values are >= 1. 14273 int token; 14274 if (mNextInstallToken < 0) mNextInstallToken = 1; 14275 token = mNextInstallToken++; 14276 14277 PostInstallData data = new PostInstallData(args, res); 14278 mRunningInstalls.put(token, data); 14279 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 14280 14281 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 14282 // Pass responsibility to the Backup Manager. It will perform a 14283 // restore if appropriate, then pass responsibility back to the 14284 // Package Manager to run the post-install observer callbacks 14285 // and broadcasts. 14286 IBackupManager bm = IBackupManager.Stub.asInterface( 14287 ServiceManager.getService(Context.BACKUP_SERVICE)); 14288 if (bm != null) { 14289 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 14290 + " to BM for possible restore"); 14291 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 14292 try { 14293 // TODO: http://b/22388012 14294 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 14295 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 14296 } else { 14297 doRestore = false; 14298 } 14299 } catch (RemoteException e) { 14300 // can't happen; the backup manager is local 14301 } catch (Exception e) { 14302 Slog.e(TAG, "Exception trying to enqueue restore", e); 14303 doRestore = false; 14304 } 14305 } else { 14306 Slog.e(TAG, "Backup Manager not found!"); 14307 doRestore = false; 14308 } 14309 } 14310 14311 if (!doRestore) { 14312 // No restore possible, or the Backup Manager was mysteriously not 14313 // available -- just fire the post-install work request directly. 14314 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 14315 14316 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 14317 14318 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 14319 mHandler.sendMessage(msg); 14320 } 14321 } 14322 }); 14323 } 14324 14325 /** 14326 * Callback from PackageSettings whenever an app is first transitioned out of the 14327 * 'stopped' state. Normally we just issue the broadcast, but we can't do that if 14328 * the app was "launched" for a restoreAtInstall operation. Therefore we check 14329 * here whether the app is the target of an ongoing install, and only send the 14330 * broadcast immediately if it is not in that state. If it *is* undergoing a restore, 14331 * the first-launch broadcast will be sent implicitly on that basis in POST_INSTALL 14332 * handling. 14333 */ 14334 void notifyFirstLaunch(final String pkgName, final String installerPackage, final int userId) { 14335 // Serialize this with the rest of the install-process message chain. In the 14336 // restore-at-install case, this Runnable will necessarily run before the 14337 // POST_INSTALL message is processed, so the contents of mRunningInstalls 14338 // are coherent. In the non-restore case, the app has already completed install 14339 // and been launched through some other means, so it is not in a problematic 14340 // state for observers to see the FIRST_LAUNCH signal. 14341 mHandler.post(new Runnable() { 14342 @Override 14343 public void run() { 14344 for (int i = 0; i < mRunningInstalls.size(); i++) { 14345 final PostInstallData data = mRunningInstalls.valueAt(i); 14346 if (data.res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 14347 continue; 14348 } 14349 if (pkgName.equals(data.res.pkg.applicationInfo.packageName)) { 14350 // right package; but is it for the right user? 14351 for (int uIndex = 0; uIndex < data.res.newUsers.length; uIndex++) { 14352 if (userId == data.res.newUsers[uIndex]) { 14353 if (DEBUG_BACKUP) { 14354 Slog.i(TAG, "Package " + pkgName 14355 + " being restored so deferring FIRST_LAUNCH"); 14356 } 14357 return; 14358 } 14359 } 14360 } 14361 } 14362 // didn't find it, so not being restored 14363 if (DEBUG_BACKUP) { 14364 Slog.i(TAG, "Package " + pkgName + " sending normal FIRST_LAUNCH"); 14365 } 14366 sendFirstLaunchBroadcast(pkgName, installerPackage, new int[] {userId}); 14367 } 14368 }); 14369 } 14370 14371 private void sendFirstLaunchBroadcast(String pkgName, String installerPkg, int[] userIds) { 14372 sendPackageBroadcast(Intent.ACTION_PACKAGE_FIRST_LAUNCH, pkgName, null, 0, 14373 installerPkg, null, userIds); 14374 } 14375 14376 private abstract class HandlerParams { 14377 private static final int MAX_RETRIES = 4; 14378 14379 /** 14380 * Number of times startCopy() has been attempted and had a non-fatal 14381 * error. 14382 */ 14383 private int mRetries = 0; 14384 14385 /** User handle for the user requesting the information or installation. */ 14386 private final UserHandle mUser; 14387 String traceMethod; 14388 int traceCookie; 14389 14390 HandlerParams(UserHandle user) { 14391 mUser = user; 14392 } 14393 14394 UserHandle getUser() { 14395 return mUser; 14396 } 14397 14398 HandlerParams setTraceMethod(String traceMethod) { 14399 this.traceMethod = traceMethod; 14400 return this; 14401 } 14402 14403 HandlerParams setTraceCookie(int traceCookie) { 14404 this.traceCookie = traceCookie; 14405 return this; 14406 } 14407 14408 final boolean startCopy() { 14409 boolean res; 14410 try { 14411 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 14412 14413 if (++mRetries > MAX_RETRIES) { 14414 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 14415 mHandler.sendEmptyMessage(MCS_GIVE_UP); 14416 handleServiceError(); 14417 return false; 14418 } else { 14419 handleStartCopy(); 14420 res = true; 14421 } 14422 } catch (RemoteException e) { 14423 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 14424 mHandler.sendEmptyMessage(MCS_RECONNECT); 14425 res = false; 14426 } 14427 handleReturnCode(); 14428 return res; 14429 } 14430 14431 final void serviceError() { 14432 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 14433 handleServiceError(); 14434 handleReturnCode(); 14435 } 14436 14437 abstract void handleStartCopy() throws RemoteException; 14438 abstract void handleServiceError(); 14439 abstract void handleReturnCode(); 14440 } 14441 14442 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 14443 for (File path : paths) { 14444 try { 14445 mcs.clearDirectory(path.getAbsolutePath()); 14446 } catch (RemoteException e) { 14447 } 14448 } 14449 } 14450 14451 static class OriginInfo { 14452 /** 14453 * Location where install is coming from, before it has been 14454 * copied/renamed into place. This could be a single monolithic APK 14455 * file, or a cluster directory. This location may be untrusted. 14456 */ 14457 final File file; 14458 final String cid; 14459 14460 /** 14461 * Flag indicating that {@link #file} or {@link #cid} has already been 14462 * staged, meaning downstream users don't need to defensively copy the 14463 * contents. 14464 */ 14465 final boolean staged; 14466 14467 /** 14468 * Flag indicating that {@link #file} or {@link #cid} is an already 14469 * installed app that is being moved. 14470 */ 14471 final boolean existing; 14472 14473 final String resolvedPath; 14474 final File resolvedFile; 14475 14476 static OriginInfo fromNothing() { 14477 return new OriginInfo(null, null, false, false); 14478 } 14479 14480 static OriginInfo fromUntrustedFile(File file) { 14481 return new OriginInfo(file, null, false, false); 14482 } 14483 14484 static OriginInfo fromExistingFile(File file) { 14485 return new OriginInfo(file, null, false, true); 14486 } 14487 14488 static OriginInfo fromStagedFile(File file) { 14489 return new OriginInfo(file, null, true, false); 14490 } 14491 14492 static OriginInfo fromStagedContainer(String cid) { 14493 return new OriginInfo(null, cid, true, false); 14494 } 14495 14496 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 14497 this.file = file; 14498 this.cid = cid; 14499 this.staged = staged; 14500 this.existing = existing; 14501 14502 if (cid != null) { 14503 resolvedPath = PackageHelper.getSdDir(cid); 14504 resolvedFile = new File(resolvedPath); 14505 } else if (file != null) { 14506 resolvedPath = file.getAbsolutePath(); 14507 resolvedFile = file; 14508 } else { 14509 resolvedPath = null; 14510 resolvedFile = null; 14511 } 14512 } 14513 } 14514 14515 static class MoveInfo { 14516 final int moveId; 14517 final String fromUuid; 14518 final String toUuid; 14519 final String packageName; 14520 final String dataAppName; 14521 final int appId; 14522 final String seinfo; 14523 final int targetSdkVersion; 14524 14525 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 14526 String dataAppName, int appId, String seinfo, int targetSdkVersion) { 14527 this.moveId = moveId; 14528 this.fromUuid = fromUuid; 14529 this.toUuid = toUuid; 14530 this.packageName = packageName; 14531 this.dataAppName = dataAppName; 14532 this.appId = appId; 14533 this.seinfo = seinfo; 14534 this.targetSdkVersion = targetSdkVersion; 14535 } 14536 } 14537 14538 static class VerificationInfo { 14539 /** A constant used to indicate that a uid value is not present. */ 14540 public static final int NO_UID = -1; 14541 14542 /** URI referencing where the package was downloaded from. */ 14543 final Uri originatingUri; 14544 14545 /** HTTP referrer URI associated with the originatingURI. */ 14546 final Uri referrer; 14547 14548 /** UID of the application that the install request originated from. */ 14549 final int originatingUid; 14550 14551 /** UID of application requesting the install */ 14552 final int installerUid; 14553 14554 VerificationInfo(Uri originatingUri, Uri referrer, int originatingUid, int installerUid) { 14555 this.originatingUri = originatingUri; 14556 this.referrer = referrer; 14557 this.originatingUid = originatingUid; 14558 this.installerUid = installerUid; 14559 } 14560 } 14561 14562 class InstallParams extends HandlerParams { 14563 final OriginInfo origin; 14564 final MoveInfo move; 14565 final IPackageInstallObserver2 observer; 14566 int installFlags; 14567 final String installerPackageName; 14568 final String volumeUuid; 14569 private InstallArgs mArgs; 14570 private int mRet; 14571 final String packageAbiOverride; 14572 final String[] grantedRuntimePermissions; 14573 final VerificationInfo verificationInfo; 14574 final Certificate[][] certificates; 14575 final int installReason; 14576 14577 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 14578 int installFlags, String installerPackageName, String volumeUuid, 14579 VerificationInfo verificationInfo, UserHandle user, String packageAbiOverride, 14580 String[] grantedPermissions, Certificate[][] certificates, int installReason) { 14581 super(user); 14582 this.origin = origin; 14583 this.move = move; 14584 this.observer = observer; 14585 this.installFlags = installFlags; 14586 this.installerPackageName = installerPackageName; 14587 this.volumeUuid = volumeUuid; 14588 this.verificationInfo = verificationInfo; 14589 this.packageAbiOverride = packageAbiOverride; 14590 this.grantedRuntimePermissions = grantedPermissions; 14591 this.certificates = certificates; 14592 this.installReason = installReason; 14593 } 14594 14595 @Override 14596 public String toString() { 14597 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 14598 + " file=" + origin.file + " cid=" + origin.cid + "}"; 14599 } 14600 14601 private int installLocationPolicy(PackageInfoLite pkgLite) { 14602 String packageName = pkgLite.packageName; 14603 int installLocation = pkgLite.installLocation; 14604 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14605 // reader 14606 synchronized (mPackages) { 14607 // Currently installed package which the new package is attempting to replace or 14608 // null if no such package is installed. 14609 PackageParser.Package installedPkg = mPackages.get(packageName); 14610 // Package which currently owns the data which the new package will own if installed. 14611 // If an app is unstalled while keeping data (e.g., adb uninstall -k), installedPkg 14612 // will be null whereas dataOwnerPkg will contain information about the package 14613 // which was uninstalled while keeping its data. 14614 PackageParser.Package dataOwnerPkg = installedPkg; 14615 if (dataOwnerPkg == null) { 14616 PackageSetting ps = mSettings.mPackages.get(packageName); 14617 if (ps != null) { 14618 dataOwnerPkg = ps.pkg; 14619 } 14620 } 14621 14622 if (dataOwnerPkg != null) { 14623 // If installed, the package will get access to data left on the device by its 14624 // predecessor. As a security measure, this is permited only if this is not a 14625 // version downgrade or if the predecessor package is marked as debuggable and 14626 // a downgrade is explicitly requested. 14627 // 14628 // On debuggable platform builds, downgrades are permitted even for 14629 // non-debuggable packages to make testing easier. Debuggable platform builds do 14630 // not offer security guarantees and thus it's OK to disable some security 14631 // mechanisms to make debugging/testing easier on those builds. However, even on 14632 // debuggable builds downgrades of packages are permitted only if requested via 14633 // installFlags. This is because we aim to keep the behavior of debuggable 14634 // platform builds as close as possible to the behavior of non-debuggable 14635 // platform builds. 14636 final boolean downgradeRequested = 14637 (installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) != 0; 14638 final boolean packageDebuggable = 14639 (dataOwnerPkg.applicationInfo.flags 14640 & ApplicationInfo.FLAG_DEBUGGABLE) != 0; 14641 final boolean downgradePermitted = 14642 (downgradeRequested) && ((Build.IS_DEBUGGABLE) || (packageDebuggable)); 14643 if (!downgradePermitted) { 14644 try { 14645 checkDowngrade(dataOwnerPkg, pkgLite); 14646 } catch (PackageManagerException e) { 14647 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 14648 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 14649 } 14650 } 14651 } 14652 14653 if (installedPkg != null) { 14654 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 14655 // Check for updated system application. 14656 if ((installedPkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 14657 if (onSd) { 14658 Slog.w(TAG, "Cannot install update to system app on sdcard"); 14659 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 14660 } 14661 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14662 } else { 14663 if (onSd) { 14664 // Install flag overrides everything. 14665 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14666 } 14667 // If current upgrade specifies particular preference 14668 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 14669 // Application explicitly specified internal. 14670 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14671 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 14672 // App explictly prefers external. Let policy decide 14673 } else { 14674 // Prefer previous location 14675 if (isExternal(installedPkg)) { 14676 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14677 } 14678 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14679 } 14680 } 14681 } else { 14682 // Invalid install. Return error code 14683 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 14684 } 14685 } 14686 } 14687 // All the special cases have been taken care of. 14688 // Return result based on recommended install location. 14689 if (onSd) { 14690 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14691 } 14692 return pkgLite.recommendedInstallLocation; 14693 } 14694 14695 /* 14696 * Invoke remote method to get package information and install 14697 * location values. Override install location based on default 14698 * policy if needed and then create install arguments based 14699 * on the install location. 14700 */ 14701 public void handleStartCopy() throws RemoteException { 14702 int ret = PackageManager.INSTALL_SUCCEEDED; 14703 14704 // If we're already staged, we've firmly committed to an install location 14705 if (origin.staged) { 14706 if (origin.file != null) { 14707 installFlags |= PackageManager.INSTALL_INTERNAL; 14708 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 14709 } else if (origin.cid != null) { 14710 installFlags |= PackageManager.INSTALL_EXTERNAL; 14711 installFlags &= ~PackageManager.INSTALL_INTERNAL; 14712 } else { 14713 throw new IllegalStateException("Invalid stage location"); 14714 } 14715 } 14716 14717 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14718 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 14719 final boolean ephemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 14720 PackageInfoLite pkgLite = null; 14721 14722 if (onInt && onSd) { 14723 // Check if both bits are set. 14724 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 14725 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14726 } else if (onSd && ephemeral) { 14727 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 14728 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14729 } else { 14730 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 14731 packageAbiOverride); 14732 14733 if (DEBUG_EPHEMERAL && ephemeral) { 14734 Slog.v(TAG, "pkgLite for install: " + pkgLite); 14735 } 14736 14737 /* 14738 * If we have too little free space, try to free cache 14739 * before giving up. 14740 */ 14741 if (!origin.staged && pkgLite.recommendedInstallLocation 14742 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 14743 // TODO: focus freeing disk space on the target device 14744 final StorageManager storage = StorageManager.from(mContext); 14745 final long lowThreshold = storage.getStorageLowBytes( 14746 Environment.getDataDirectory()); 14747 14748 final long sizeBytes = mContainerService.calculateInstalledSize( 14749 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 14750 14751 try { 14752 mInstaller.freeCache(null, sizeBytes + lowThreshold, 0); 14753 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 14754 installFlags, packageAbiOverride); 14755 } catch (InstallerException e) { 14756 Slog.w(TAG, "Failed to free cache", e); 14757 } 14758 14759 /* 14760 * The cache free must have deleted the file we 14761 * downloaded to install. 14762 * 14763 * TODO: fix the "freeCache" call to not delete 14764 * the file we care about. 14765 */ 14766 if (pkgLite.recommendedInstallLocation 14767 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 14768 pkgLite.recommendedInstallLocation 14769 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 14770 } 14771 } 14772 } 14773 14774 if (ret == PackageManager.INSTALL_SUCCEEDED) { 14775 int loc = pkgLite.recommendedInstallLocation; 14776 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 14777 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14778 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 14779 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 14780 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 14781 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 14782 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 14783 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 14784 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 14785 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 14786 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 14787 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 14788 } else { 14789 // Override with defaults if needed. 14790 loc = installLocationPolicy(pkgLite); 14791 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 14792 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 14793 } else if (!onSd && !onInt) { 14794 // Override install location with flags 14795 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 14796 // Set the flag to install on external media. 14797 installFlags |= PackageManager.INSTALL_EXTERNAL; 14798 installFlags &= ~PackageManager.INSTALL_INTERNAL; 14799 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 14800 if (DEBUG_EPHEMERAL) { 14801 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 14802 } 14803 installFlags |= PackageManager.INSTALL_INSTANT_APP; 14804 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 14805 |PackageManager.INSTALL_INTERNAL); 14806 } else { 14807 // Make sure the flag for installing on external 14808 // media is unset 14809 installFlags |= PackageManager.INSTALL_INTERNAL; 14810 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 14811 } 14812 } 14813 } 14814 } 14815 14816 final InstallArgs args = createInstallArgs(this); 14817 mArgs = args; 14818 14819 if (ret == PackageManager.INSTALL_SUCCEEDED) { 14820 // TODO: http://b/22976637 14821 // Apps installed for "all" users use the device owner to verify the app 14822 UserHandle verifierUser = getUser(); 14823 if (verifierUser == UserHandle.ALL) { 14824 verifierUser = UserHandle.SYSTEM; 14825 } 14826 14827 /* 14828 * Determine if we have any installed package verifiers. If we 14829 * do, then we'll defer to them to verify the packages. 14830 */ 14831 final int requiredUid = mRequiredVerifierPackage == null ? -1 14832 : getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 14833 verifierUser.getIdentifier()); 14834 if (!origin.existing && requiredUid != -1 14835 && isVerificationEnabled(verifierUser.getIdentifier(), installFlags)) { 14836 final Intent verification = new Intent( 14837 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 14838 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 14839 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 14840 PACKAGE_MIME_TYPE); 14841 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 14842 14843 // Query all live verifiers based on current user state 14844 final List<ResolveInfo> receivers = queryIntentReceiversInternal(verification, 14845 PACKAGE_MIME_TYPE, 0, verifierUser.getIdentifier()); 14846 14847 if (DEBUG_VERIFY) { 14848 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 14849 + verification.toString() + " with " + pkgLite.verifiers.length 14850 + " optional verifiers"); 14851 } 14852 14853 final int verificationId = mPendingVerificationToken++; 14854 14855 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 14856 14857 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 14858 installerPackageName); 14859 14860 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 14861 installFlags); 14862 14863 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 14864 pkgLite.packageName); 14865 14866 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 14867 pkgLite.versionCode); 14868 14869 if (verificationInfo != null) { 14870 if (verificationInfo.originatingUri != null) { 14871 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 14872 verificationInfo.originatingUri); 14873 } 14874 if (verificationInfo.referrer != null) { 14875 verification.putExtra(Intent.EXTRA_REFERRER, 14876 verificationInfo.referrer); 14877 } 14878 if (verificationInfo.originatingUid >= 0) { 14879 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 14880 verificationInfo.originatingUid); 14881 } 14882 if (verificationInfo.installerUid >= 0) { 14883 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 14884 verificationInfo.installerUid); 14885 } 14886 } 14887 14888 final PackageVerificationState verificationState = new PackageVerificationState( 14889 requiredUid, args); 14890 14891 mPendingVerification.append(verificationId, verificationState); 14892 14893 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 14894 receivers, verificationState); 14895 14896 DeviceIdleController.LocalService idleController = getDeviceIdleController(); 14897 final long idleDuration = getVerificationTimeout(); 14898 14899 /* 14900 * If any sufficient verifiers were listed in the package 14901 * manifest, attempt to ask them. 14902 */ 14903 if (sufficientVerifiers != null) { 14904 final int N = sufficientVerifiers.size(); 14905 if (N == 0) { 14906 Slog.i(TAG, "Additional verifiers required, but none installed."); 14907 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 14908 } else { 14909 for (int i = 0; i < N; i++) { 14910 final ComponentName verifierComponent = sufficientVerifiers.get(i); 14911 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 14912 verifierComponent.getPackageName(), idleDuration, 14913 verifierUser.getIdentifier(), false, "package verifier"); 14914 14915 final Intent sufficientIntent = new Intent(verification); 14916 sufficientIntent.setComponent(verifierComponent); 14917 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 14918 } 14919 } 14920 } 14921 14922 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 14923 mRequiredVerifierPackage, receivers); 14924 if (ret == PackageManager.INSTALL_SUCCEEDED 14925 && mRequiredVerifierPackage != null) { 14926 Trace.asyncTraceBegin( 14927 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 14928 /* 14929 * Send the intent to the required verification agent, 14930 * but only start the verification timeout after the 14931 * target BroadcastReceivers have run. 14932 */ 14933 verification.setComponent(requiredVerifierComponent); 14934 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 14935 mRequiredVerifierPackage, idleDuration, 14936 verifierUser.getIdentifier(), false, "package verifier"); 14937 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 14938 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 14939 new BroadcastReceiver() { 14940 @Override 14941 public void onReceive(Context context, Intent intent) { 14942 final Message msg = mHandler 14943 .obtainMessage(CHECK_PENDING_VERIFICATION); 14944 msg.arg1 = verificationId; 14945 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 14946 } 14947 }, null, 0, null, null); 14948 14949 /* 14950 * We don't want the copy to proceed until verification 14951 * succeeds, so null out this field. 14952 */ 14953 mArgs = null; 14954 } 14955 } else { 14956 /* 14957 * No package verification is enabled, so immediately start 14958 * the remote call to initiate copy using temporary file. 14959 */ 14960 ret = args.copyApk(mContainerService, true); 14961 } 14962 } 14963 14964 mRet = ret; 14965 } 14966 14967 @Override 14968 void handleReturnCode() { 14969 // If mArgs is null, then MCS couldn't be reached. When it 14970 // reconnects, it will try again to install. At that point, this 14971 // will succeed. 14972 if (mArgs != null) { 14973 processPendingInstall(mArgs, mRet); 14974 } 14975 } 14976 14977 @Override 14978 void handleServiceError() { 14979 mArgs = createInstallArgs(this); 14980 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 14981 } 14982 14983 public boolean isForwardLocked() { 14984 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 14985 } 14986 } 14987 14988 /** 14989 * Used during creation of InstallArgs 14990 * 14991 * @param installFlags package installation flags 14992 * @return true if should be installed on external storage 14993 */ 14994 private static boolean installOnExternalAsec(int installFlags) { 14995 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 14996 return false; 14997 } 14998 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 14999 return true; 15000 } 15001 return false; 15002 } 15003 15004 /** 15005 * Used during creation of InstallArgs 15006 * 15007 * @param installFlags package installation flags 15008 * @return true if should be installed as forward locked 15009 */ 15010 private static boolean installForwardLocked(int installFlags) { 15011 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 15012 } 15013 15014 private InstallArgs createInstallArgs(InstallParams params) { 15015 if (params.move != null) { 15016 return new MoveInstallArgs(params); 15017 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 15018 return new AsecInstallArgs(params); 15019 } else { 15020 return new FileInstallArgs(params); 15021 } 15022 } 15023 15024 /** 15025 * Create args that describe an existing installed package. Typically used 15026 * when cleaning up old installs, or used as a move source. 15027 */ 15028 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 15029 String resourcePath, String[] instructionSets) { 15030 final boolean isInAsec; 15031 if (installOnExternalAsec(installFlags)) { 15032 /* Apps on SD card are always in ASEC containers. */ 15033 isInAsec = true; 15034 } else if (installForwardLocked(installFlags) 15035 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 15036 /* 15037 * Forward-locked apps are only in ASEC containers if they're the 15038 * new style 15039 */ 15040 isInAsec = true; 15041 } else { 15042 isInAsec = false; 15043 } 15044 15045 if (isInAsec) { 15046 return new AsecInstallArgs(codePath, instructionSets, 15047 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 15048 } else { 15049 return new FileInstallArgs(codePath, resourcePath, instructionSets); 15050 } 15051 } 15052 15053 static abstract class InstallArgs { 15054 /** @see InstallParams#origin */ 15055 final OriginInfo origin; 15056 /** @see InstallParams#move */ 15057 final MoveInfo move; 15058 15059 final IPackageInstallObserver2 observer; 15060 // Always refers to PackageManager flags only 15061 final int installFlags; 15062 final String installerPackageName; 15063 final String volumeUuid; 15064 final UserHandle user; 15065 final String abiOverride; 15066 final String[] installGrantPermissions; 15067 /** If non-null, drop an async trace when the install completes */ 15068 final String traceMethod; 15069 final int traceCookie; 15070 final Certificate[][] certificates; 15071 final int installReason; 15072 15073 // The list of instruction sets supported by this app. This is currently 15074 // only used during the rmdex() phase to clean up resources. We can get rid of this 15075 // if we move dex files under the common app path. 15076 /* nullable */ String[] instructionSets; 15077 15078 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 15079 int installFlags, String installerPackageName, String volumeUuid, 15080 UserHandle user, String[] instructionSets, 15081 String abiOverride, String[] installGrantPermissions, 15082 String traceMethod, int traceCookie, Certificate[][] certificates, 15083 int installReason) { 15084 this.origin = origin; 15085 this.move = move; 15086 this.installFlags = installFlags; 15087 this.observer = observer; 15088 this.installerPackageName = installerPackageName; 15089 this.volumeUuid = volumeUuid; 15090 this.user = user; 15091 this.instructionSets = instructionSets; 15092 this.abiOverride = abiOverride; 15093 this.installGrantPermissions = installGrantPermissions; 15094 this.traceMethod = traceMethod; 15095 this.traceCookie = traceCookie; 15096 this.certificates = certificates; 15097 this.installReason = installReason; 15098 } 15099 15100 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 15101 abstract int doPreInstall(int status); 15102 15103 /** 15104 * Rename package into final resting place. All paths on the given 15105 * scanned package should be updated to reflect the rename. 15106 */ 15107 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 15108 abstract int doPostInstall(int status, int uid); 15109 15110 /** @see PackageSettingBase#codePathString */ 15111 abstract String getCodePath(); 15112 /** @see PackageSettingBase#resourcePathString */ 15113 abstract String getResourcePath(); 15114 15115 // Need installer lock especially for dex file removal. 15116 abstract void cleanUpResourcesLI(); 15117 abstract boolean doPostDeleteLI(boolean delete); 15118 15119 /** 15120 * Called before the source arguments are copied. This is used mostly 15121 * for MoveParams when it needs to read the source file to put it in the 15122 * destination. 15123 */ 15124 int doPreCopy() { 15125 return PackageManager.INSTALL_SUCCEEDED; 15126 } 15127 15128 /** 15129 * Called after the source arguments are copied. This is used mostly for 15130 * MoveParams when it needs to read the source file to put it in the 15131 * destination. 15132 */ 15133 int doPostCopy(int uid) { 15134 return PackageManager.INSTALL_SUCCEEDED; 15135 } 15136 15137 protected boolean isFwdLocked() { 15138 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 15139 } 15140 15141 protected boolean isExternalAsec() { 15142 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 15143 } 15144 15145 protected boolean isEphemeral() { 15146 return (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 15147 } 15148 15149 UserHandle getUser() { 15150 return user; 15151 } 15152 } 15153 15154 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 15155 if (!allCodePaths.isEmpty()) { 15156 if (instructionSets == null) { 15157 throw new IllegalStateException("instructionSet == null"); 15158 } 15159 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 15160 for (String codePath : allCodePaths) { 15161 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 15162 try { 15163 mInstaller.rmdex(codePath, dexCodeInstructionSet); 15164 } catch (InstallerException ignored) { 15165 } 15166 } 15167 } 15168 } 15169 } 15170 15171 /** 15172 * Logic to handle installation of non-ASEC applications, including copying 15173 * and renaming logic. 15174 */ 15175 class FileInstallArgs extends InstallArgs { 15176 private File codeFile; 15177 private File resourceFile; 15178 15179 // Example topology: 15180 // /data/app/com.example/base.apk 15181 // /data/app/com.example/split_foo.apk 15182 // /data/app/com.example/lib/arm/libfoo.so 15183 // /data/app/com.example/lib/arm64/libfoo.so 15184 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 15185 15186 /** New install */ 15187 FileInstallArgs(InstallParams params) { 15188 super(params.origin, params.move, params.observer, params.installFlags, 15189 params.installerPackageName, params.volumeUuid, 15190 params.getUser(), null /*instructionSets*/, params.packageAbiOverride, 15191 params.grantedRuntimePermissions, 15192 params.traceMethod, params.traceCookie, params.certificates, 15193 params.installReason); 15194 if (isFwdLocked()) { 15195 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 15196 } 15197 } 15198 15199 /** Existing install */ 15200 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 15201 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, instructionSets, 15202 null, null, null, 0, null /*certificates*/, 15203 PackageManager.INSTALL_REASON_UNKNOWN); 15204 this.codeFile = (codePath != null) ? new File(codePath) : null; 15205 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 15206 } 15207 15208 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15209 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 15210 try { 15211 return doCopyApk(imcs, temp); 15212 } finally { 15213 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15214 } 15215 } 15216 15217 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15218 if (origin.staged) { 15219 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 15220 codeFile = origin.file; 15221 resourceFile = origin.file; 15222 return PackageManager.INSTALL_SUCCEEDED; 15223 } 15224 15225 try { 15226 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 15227 final File tempDir = 15228 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 15229 codeFile = tempDir; 15230 resourceFile = tempDir; 15231 } catch (IOException e) { 15232 Slog.w(TAG, "Failed to create copy file: " + e); 15233 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 15234 } 15235 15236 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 15237 @Override 15238 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 15239 if (!FileUtils.isValidExtFilename(name)) { 15240 throw new IllegalArgumentException("Invalid filename: " + name); 15241 } 15242 try { 15243 final File file = new File(codeFile, name); 15244 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 15245 O_RDWR | O_CREAT, 0644); 15246 Os.chmod(file.getAbsolutePath(), 0644); 15247 return new ParcelFileDescriptor(fd); 15248 } catch (ErrnoException e) { 15249 throw new RemoteException("Failed to open: " + e.getMessage()); 15250 } 15251 } 15252 }; 15253 15254 int ret = PackageManager.INSTALL_SUCCEEDED; 15255 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 15256 if (ret != PackageManager.INSTALL_SUCCEEDED) { 15257 Slog.e(TAG, "Failed to copy package"); 15258 return ret; 15259 } 15260 15261 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 15262 NativeLibraryHelper.Handle handle = null; 15263 try { 15264 handle = NativeLibraryHelper.Handle.create(codeFile); 15265 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 15266 abiOverride); 15267 } catch (IOException e) { 15268 Slog.e(TAG, "Copying native libraries failed", e); 15269 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15270 } finally { 15271 IoUtils.closeQuietly(handle); 15272 } 15273 15274 return ret; 15275 } 15276 15277 int doPreInstall(int status) { 15278 if (status != PackageManager.INSTALL_SUCCEEDED) { 15279 cleanUp(); 15280 } 15281 return status; 15282 } 15283 15284 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15285 if (status != PackageManager.INSTALL_SUCCEEDED) { 15286 cleanUp(); 15287 return false; 15288 } 15289 15290 final File targetDir = codeFile.getParentFile(); 15291 final File beforeCodeFile = codeFile; 15292 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 15293 15294 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 15295 try { 15296 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 15297 } catch (ErrnoException e) { 15298 Slog.w(TAG, "Failed to rename", e); 15299 return false; 15300 } 15301 15302 if (!SELinux.restoreconRecursive(afterCodeFile)) { 15303 Slog.w(TAG, "Failed to restorecon"); 15304 return false; 15305 } 15306 15307 // Reflect the rename internally 15308 codeFile = afterCodeFile; 15309 resourceFile = afterCodeFile; 15310 15311 // Reflect the rename in scanned details 15312 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 15313 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 15314 afterCodeFile, pkg.baseCodePath)); 15315 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 15316 afterCodeFile, pkg.splitCodePaths)); 15317 15318 // Reflect the rename in app info 15319 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15320 pkg.setApplicationInfoCodePath(pkg.codePath); 15321 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15322 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15323 pkg.setApplicationInfoResourcePath(pkg.codePath); 15324 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15325 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15326 15327 return true; 15328 } 15329 15330 int doPostInstall(int status, int uid) { 15331 if (status != PackageManager.INSTALL_SUCCEEDED) { 15332 cleanUp(); 15333 } 15334 return status; 15335 } 15336 15337 @Override 15338 String getCodePath() { 15339 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15340 } 15341 15342 @Override 15343 String getResourcePath() { 15344 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15345 } 15346 15347 private boolean cleanUp() { 15348 if (codeFile == null || !codeFile.exists()) { 15349 return false; 15350 } 15351 15352 removeCodePathLI(codeFile); 15353 15354 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 15355 resourceFile.delete(); 15356 } 15357 15358 return true; 15359 } 15360 15361 void cleanUpResourcesLI() { 15362 // Try enumerating all code paths before deleting 15363 List<String> allCodePaths = Collections.EMPTY_LIST; 15364 if (codeFile != null && codeFile.exists()) { 15365 try { 15366 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 15367 allCodePaths = pkg.getAllCodePaths(); 15368 } catch (PackageParserException e) { 15369 // Ignored; we tried our best 15370 } 15371 } 15372 15373 cleanUp(); 15374 removeDexFiles(allCodePaths, instructionSets); 15375 } 15376 15377 boolean doPostDeleteLI(boolean delete) { 15378 // XXX err, shouldn't we respect the delete flag? 15379 cleanUpResourcesLI(); 15380 return true; 15381 } 15382 } 15383 15384 private boolean isAsecExternal(String cid) { 15385 final String asecPath = PackageHelper.getSdFilesystem(cid); 15386 return !asecPath.startsWith(mAsecInternalPath); 15387 } 15388 15389 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 15390 PackageManagerException { 15391 if (copyRet < 0) { 15392 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 15393 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 15394 throw new PackageManagerException(copyRet, message); 15395 } 15396 } 15397 } 15398 15399 /** 15400 * Extract the StorageManagerService "container ID" from the full code path of an 15401 * .apk. 15402 */ 15403 static String cidFromCodePath(String fullCodePath) { 15404 int eidx = fullCodePath.lastIndexOf("/"); 15405 String subStr1 = fullCodePath.substring(0, eidx); 15406 int sidx = subStr1.lastIndexOf("/"); 15407 return subStr1.substring(sidx+1, eidx); 15408 } 15409 15410 /** 15411 * Logic to handle installation of ASEC applications, including copying and 15412 * renaming logic. 15413 */ 15414 class AsecInstallArgs extends InstallArgs { 15415 static final String RES_FILE_NAME = "pkg.apk"; 15416 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 15417 15418 String cid; 15419 String packagePath; 15420 String resourcePath; 15421 15422 /** New install */ 15423 AsecInstallArgs(InstallParams params) { 15424 super(params.origin, params.move, params.observer, params.installFlags, 15425 params.installerPackageName, params.volumeUuid, 15426 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 15427 params.grantedRuntimePermissions, 15428 params.traceMethod, params.traceCookie, params.certificates, 15429 params.installReason); 15430 } 15431 15432 /** Existing install */ 15433 AsecInstallArgs(String fullCodePath, String[] instructionSets, 15434 boolean isExternal, boolean isForwardLocked) { 15435 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 15436 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 15437 instructionSets, null, null, null, 0, null /*certificates*/, 15438 PackageManager.INSTALL_REASON_UNKNOWN); 15439 // Hackily pretend we're still looking at a full code path 15440 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 15441 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 15442 } 15443 15444 // Extract cid from fullCodePath 15445 int eidx = fullCodePath.lastIndexOf("/"); 15446 String subStr1 = fullCodePath.substring(0, eidx); 15447 int sidx = subStr1.lastIndexOf("/"); 15448 cid = subStr1.substring(sidx+1, eidx); 15449 setMountPath(subStr1); 15450 } 15451 15452 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 15453 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 15454 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 15455 instructionSets, null, null, null, 0, null /*certificates*/, 15456 PackageManager.INSTALL_REASON_UNKNOWN); 15457 this.cid = cid; 15458 setMountPath(PackageHelper.getSdDir(cid)); 15459 } 15460 15461 void createCopyFile() { 15462 cid = mInstallerService.allocateExternalStageCidLegacy(); 15463 } 15464 15465 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15466 if (origin.staged && origin.cid != null) { 15467 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 15468 cid = origin.cid; 15469 setMountPath(PackageHelper.getSdDir(cid)); 15470 return PackageManager.INSTALL_SUCCEEDED; 15471 } 15472 15473 if (temp) { 15474 createCopyFile(); 15475 } else { 15476 /* 15477 * Pre-emptively destroy the container since it's destroyed if 15478 * copying fails due to it existing anyway. 15479 */ 15480 PackageHelper.destroySdDir(cid); 15481 } 15482 15483 final String newMountPath = imcs.copyPackageToContainer( 15484 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 15485 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 15486 15487 if (newMountPath != null) { 15488 setMountPath(newMountPath); 15489 return PackageManager.INSTALL_SUCCEEDED; 15490 } else { 15491 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15492 } 15493 } 15494 15495 @Override 15496 String getCodePath() { 15497 return packagePath; 15498 } 15499 15500 @Override 15501 String getResourcePath() { 15502 return resourcePath; 15503 } 15504 15505 int doPreInstall(int status) { 15506 if (status != PackageManager.INSTALL_SUCCEEDED) { 15507 // Destroy container 15508 PackageHelper.destroySdDir(cid); 15509 } else { 15510 boolean mounted = PackageHelper.isContainerMounted(cid); 15511 if (!mounted) { 15512 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 15513 Process.SYSTEM_UID); 15514 if (newMountPath != null) { 15515 setMountPath(newMountPath); 15516 } else { 15517 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15518 } 15519 } 15520 } 15521 return status; 15522 } 15523 15524 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15525 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 15526 String newMountPath = null; 15527 if (PackageHelper.isContainerMounted(cid)) { 15528 // Unmount the container 15529 if (!PackageHelper.unMountSdDir(cid)) { 15530 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 15531 return false; 15532 } 15533 } 15534 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 15535 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 15536 " which might be stale. Will try to clean up."); 15537 // Clean up the stale container and proceed to recreate. 15538 if (!PackageHelper.destroySdDir(newCacheId)) { 15539 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 15540 return false; 15541 } 15542 // Successfully cleaned up stale container. Try to rename again. 15543 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 15544 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 15545 + " inspite of cleaning it up."); 15546 return false; 15547 } 15548 } 15549 if (!PackageHelper.isContainerMounted(newCacheId)) { 15550 Slog.w(TAG, "Mounting container " + newCacheId); 15551 newMountPath = PackageHelper.mountSdDir(newCacheId, 15552 getEncryptKey(), Process.SYSTEM_UID); 15553 } else { 15554 newMountPath = PackageHelper.getSdDir(newCacheId); 15555 } 15556 if (newMountPath == null) { 15557 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 15558 return false; 15559 } 15560 Log.i(TAG, "Succesfully renamed " + cid + 15561 " to " + newCacheId + 15562 " at new path: " + newMountPath); 15563 cid = newCacheId; 15564 15565 final File beforeCodeFile = new File(packagePath); 15566 setMountPath(newMountPath); 15567 final File afterCodeFile = new File(packagePath); 15568 15569 // Reflect the rename in scanned details 15570 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 15571 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 15572 afterCodeFile, pkg.baseCodePath)); 15573 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 15574 afterCodeFile, pkg.splitCodePaths)); 15575 15576 // Reflect the rename in app info 15577 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15578 pkg.setApplicationInfoCodePath(pkg.codePath); 15579 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15580 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15581 pkg.setApplicationInfoResourcePath(pkg.codePath); 15582 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15583 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15584 15585 return true; 15586 } 15587 15588 private void setMountPath(String mountPath) { 15589 final File mountFile = new File(mountPath); 15590 15591 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 15592 if (monolithicFile.exists()) { 15593 packagePath = monolithicFile.getAbsolutePath(); 15594 if (isFwdLocked()) { 15595 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 15596 } else { 15597 resourcePath = packagePath; 15598 } 15599 } else { 15600 packagePath = mountFile.getAbsolutePath(); 15601 resourcePath = packagePath; 15602 } 15603 } 15604 15605 int doPostInstall(int status, int uid) { 15606 if (status != PackageManager.INSTALL_SUCCEEDED) { 15607 cleanUp(); 15608 } else { 15609 final int groupOwner; 15610 final String protectedFile; 15611 if (isFwdLocked()) { 15612 groupOwner = UserHandle.getSharedAppGid(uid); 15613 protectedFile = RES_FILE_NAME; 15614 } else { 15615 groupOwner = -1; 15616 protectedFile = null; 15617 } 15618 15619 if (uid < Process.FIRST_APPLICATION_UID 15620 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 15621 Slog.e(TAG, "Failed to finalize " + cid); 15622 PackageHelper.destroySdDir(cid); 15623 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15624 } 15625 15626 boolean mounted = PackageHelper.isContainerMounted(cid); 15627 if (!mounted) { 15628 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 15629 } 15630 } 15631 return status; 15632 } 15633 15634 private void cleanUp() { 15635 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 15636 15637 // Destroy secure container 15638 PackageHelper.destroySdDir(cid); 15639 } 15640 15641 private List<String> getAllCodePaths() { 15642 final File codeFile = new File(getCodePath()); 15643 if (codeFile != null && codeFile.exists()) { 15644 try { 15645 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 15646 return pkg.getAllCodePaths(); 15647 } catch (PackageParserException e) { 15648 // Ignored; we tried our best 15649 } 15650 } 15651 return Collections.EMPTY_LIST; 15652 } 15653 15654 void cleanUpResourcesLI() { 15655 // Enumerate all code paths before deleting 15656 cleanUpResourcesLI(getAllCodePaths()); 15657 } 15658 15659 private void cleanUpResourcesLI(List<String> allCodePaths) { 15660 cleanUp(); 15661 removeDexFiles(allCodePaths, instructionSets); 15662 } 15663 15664 String getPackageName() { 15665 return getAsecPackageName(cid); 15666 } 15667 15668 boolean doPostDeleteLI(boolean delete) { 15669 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 15670 final List<String> allCodePaths = getAllCodePaths(); 15671 boolean mounted = PackageHelper.isContainerMounted(cid); 15672 if (mounted) { 15673 // Unmount first 15674 if (PackageHelper.unMountSdDir(cid)) { 15675 mounted = false; 15676 } 15677 } 15678 if (!mounted && delete) { 15679 cleanUpResourcesLI(allCodePaths); 15680 } 15681 return !mounted; 15682 } 15683 15684 @Override 15685 int doPreCopy() { 15686 if (isFwdLocked()) { 15687 if (!PackageHelper.fixSdPermissions(cid, getPackageUid(DEFAULT_CONTAINER_PACKAGE, 15688 MATCH_SYSTEM_ONLY, UserHandle.USER_SYSTEM), RES_FILE_NAME)) { 15689 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15690 } 15691 } 15692 15693 return PackageManager.INSTALL_SUCCEEDED; 15694 } 15695 15696 @Override 15697 int doPostCopy(int uid) { 15698 if (isFwdLocked()) { 15699 if (uid < Process.FIRST_APPLICATION_UID 15700 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 15701 RES_FILE_NAME)) { 15702 Slog.e(TAG, "Failed to finalize " + cid); 15703 PackageHelper.destroySdDir(cid); 15704 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15705 } 15706 } 15707 15708 return PackageManager.INSTALL_SUCCEEDED; 15709 } 15710 } 15711 15712 /** 15713 * Logic to handle movement of existing installed applications. 15714 */ 15715 class MoveInstallArgs extends InstallArgs { 15716 private File codeFile; 15717 private File resourceFile; 15718 15719 /** New install */ 15720 MoveInstallArgs(InstallParams params) { 15721 super(params.origin, params.move, params.observer, params.installFlags, 15722 params.installerPackageName, params.volumeUuid, 15723 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 15724 params.grantedRuntimePermissions, 15725 params.traceMethod, params.traceCookie, params.certificates, 15726 params.installReason); 15727 } 15728 15729 int copyApk(IMediaContainerService imcs, boolean temp) { 15730 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 15731 + move.fromUuid + " to " + move.toUuid); 15732 synchronized (mInstaller) { 15733 try { 15734 mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 15735 move.dataAppName, move.appId, move.seinfo, move.targetSdkVersion); 15736 } catch (InstallerException e) { 15737 Slog.w(TAG, "Failed to move app", e); 15738 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15739 } 15740 } 15741 15742 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 15743 resourceFile = codeFile; 15744 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 15745 15746 return PackageManager.INSTALL_SUCCEEDED; 15747 } 15748 15749 int doPreInstall(int status) { 15750 if (status != PackageManager.INSTALL_SUCCEEDED) { 15751 cleanUp(move.toUuid); 15752 } 15753 return status; 15754 } 15755 15756 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15757 if (status != PackageManager.INSTALL_SUCCEEDED) { 15758 cleanUp(move.toUuid); 15759 return false; 15760 } 15761 15762 // Reflect the move in app info 15763 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15764 pkg.setApplicationInfoCodePath(pkg.codePath); 15765 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15766 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15767 pkg.setApplicationInfoResourcePath(pkg.codePath); 15768 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15769 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15770 15771 return true; 15772 } 15773 15774 int doPostInstall(int status, int uid) { 15775 if (status == PackageManager.INSTALL_SUCCEEDED) { 15776 cleanUp(move.fromUuid); 15777 } else { 15778 cleanUp(move.toUuid); 15779 } 15780 return status; 15781 } 15782 15783 @Override 15784 String getCodePath() { 15785 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15786 } 15787 15788 @Override 15789 String getResourcePath() { 15790 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15791 } 15792 15793 private boolean cleanUp(String volumeUuid) { 15794 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 15795 move.dataAppName); 15796 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 15797 final int[] userIds = sUserManager.getUserIds(); 15798 synchronized (mInstallLock) { 15799 // Clean up both app data and code 15800 // All package moves are frozen until finished 15801 for (int userId : userIds) { 15802 try { 15803 mInstaller.destroyAppData(volumeUuid, move.packageName, userId, 15804 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE, 0); 15805 } catch (InstallerException e) { 15806 Slog.w(TAG, String.valueOf(e)); 15807 } 15808 } 15809 removeCodePathLI(codeFile); 15810 } 15811 return true; 15812 } 15813 15814 void cleanUpResourcesLI() { 15815 throw new UnsupportedOperationException(); 15816 } 15817 15818 boolean doPostDeleteLI(boolean delete) { 15819 throw new UnsupportedOperationException(); 15820 } 15821 } 15822 15823 static String getAsecPackageName(String packageCid) { 15824 int idx = packageCid.lastIndexOf("-"); 15825 if (idx == -1) { 15826 return packageCid; 15827 } 15828 return packageCid.substring(0, idx); 15829 } 15830 15831 // Utility method used to create code paths based on package name and available index. 15832 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 15833 String idxStr = ""; 15834 int idx = 1; 15835 // Fall back to default value of idx=1 if prefix is not 15836 // part of oldCodePath 15837 if (oldCodePath != null) { 15838 String subStr = oldCodePath; 15839 // Drop the suffix right away 15840 if (suffix != null && subStr.endsWith(suffix)) { 15841 subStr = subStr.substring(0, subStr.length() - suffix.length()); 15842 } 15843 // If oldCodePath already contains prefix find out the 15844 // ending index to either increment or decrement. 15845 int sidx = subStr.lastIndexOf(prefix); 15846 if (sidx != -1) { 15847 subStr = subStr.substring(sidx + prefix.length()); 15848 if (subStr != null) { 15849 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 15850 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 15851 } 15852 try { 15853 idx = Integer.parseInt(subStr); 15854 if (idx <= 1) { 15855 idx++; 15856 } else { 15857 idx--; 15858 } 15859 } catch(NumberFormatException e) { 15860 } 15861 } 15862 } 15863 } 15864 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 15865 return prefix + idxStr; 15866 } 15867 15868 private File getNextCodePath(File targetDir, String packageName) { 15869 File result; 15870 SecureRandom random = new SecureRandom(); 15871 byte[] bytes = new byte[16]; 15872 do { 15873 random.nextBytes(bytes); 15874 String suffix = Base64.encodeToString(bytes, Base64.URL_SAFE | Base64.NO_WRAP); 15875 result = new File(targetDir, packageName + "-" + suffix); 15876 } while (result.exists()); 15877 return result; 15878 } 15879 15880 // Utility method that returns the relative package path with respect 15881 // to the installation directory. Like say for /data/data/com.test-1.apk 15882 // string com.test-1 is returned. 15883 static String deriveCodePathName(String codePath) { 15884 if (codePath == null) { 15885 return null; 15886 } 15887 final File codeFile = new File(codePath); 15888 final String name = codeFile.getName(); 15889 if (codeFile.isDirectory()) { 15890 return name; 15891 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 15892 final int lastDot = name.lastIndexOf('.'); 15893 return name.substring(0, lastDot); 15894 } else { 15895 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 15896 return null; 15897 } 15898 } 15899 15900 static class PackageInstalledInfo { 15901 String name; 15902 int uid; 15903 // The set of users that originally had this package installed. 15904 int[] origUsers; 15905 // The set of users that now have this package installed. 15906 int[] newUsers; 15907 PackageParser.Package pkg; 15908 int returnCode; 15909 String returnMsg; 15910 PackageRemovedInfo removedInfo; 15911 ArrayMap<String, PackageInstalledInfo> addedChildPackages; 15912 15913 public void setError(int code, String msg) { 15914 setReturnCode(code); 15915 setReturnMessage(msg); 15916 Slog.w(TAG, msg); 15917 } 15918 15919 public void setError(String msg, PackageParserException e) { 15920 setReturnCode(e.error); 15921 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15922 Slog.w(TAG, msg, e); 15923 } 15924 15925 public void setError(String msg, PackageManagerException e) { 15926 returnCode = e.error; 15927 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15928 Slog.w(TAG, msg, e); 15929 } 15930 15931 public void setReturnCode(int returnCode) { 15932 this.returnCode = returnCode; 15933 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15934 for (int i = 0; i < childCount; i++) { 15935 addedChildPackages.valueAt(i).returnCode = returnCode; 15936 } 15937 } 15938 15939 private void setReturnMessage(String returnMsg) { 15940 this.returnMsg = returnMsg; 15941 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15942 for (int i = 0; i < childCount; i++) { 15943 addedChildPackages.valueAt(i).returnMsg = returnMsg; 15944 } 15945 } 15946 15947 // In some error cases we want to convey more info back to the observer 15948 String origPackage; 15949 String origPermission; 15950 } 15951 15952 /* 15953 * Install a non-existing package. 15954 */ 15955 private void installNewPackageLIF(PackageParser.Package pkg, final int policyFlags, 15956 int scanFlags, UserHandle user, String installerPackageName, String volumeUuid, 15957 PackageInstalledInfo res, int installReason) { 15958 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 15959 15960 // Remember this for later, in case we need to rollback this install 15961 String pkgName = pkg.packageName; 15962 15963 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 15964 15965 synchronized(mPackages) { 15966 final String renamedPackage = mSettings.getRenamedPackageLPr(pkgName); 15967 if (renamedPackage != null) { 15968 // A package with the same name is already installed, though 15969 // it has been renamed to an older name. The package we 15970 // are trying to install should be installed as an update to 15971 // the existing one, but that has not been requested, so bail. 15972 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 15973 + " without first uninstalling package running as " 15974 + renamedPackage); 15975 return; 15976 } 15977 if (mPackages.containsKey(pkgName)) { 15978 // Don't allow installation over an existing package with the same name. 15979 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 15980 + " without first uninstalling."); 15981 return; 15982 } 15983 } 15984 15985 try { 15986 PackageParser.Package newPackage = scanPackageTracedLI(pkg, policyFlags, scanFlags, 15987 System.currentTimeMillis(), user); 15988 15989 updateSettingsLI(newPackage, installerPackageName, null, res, user, installReason); 15990 15991 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 15992 prepareAppDataAfterInstallLIF(newPackage); 15993 15994 } else { 15995 // Remove package from internal structures, but keep around any 15996 // data that might have already existed 15997 deletePackageLIF(pkgName, UserHandle.ALL, false, null, 15998 PackageManager.DELETE_KEEP_DATA, res.removedInfo, true, null); 15999 } 16000 } catch (PackageManagerException e) { 16001 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16002 } 16003 16004 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16005 } 16006 16007 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 16008 // Can't rotate keys during boot or if sharedUser. 16009 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 16010 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 16011 return false; 16012 } 16013 // app is using upgradeKeySets; make sure all are valid 16014 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16015 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 16016 for (int i = 0; i < upgradeKeySets.length; i++) { 16017 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 16018 Slog.wtf(TAG, "Package " 16019 + (oldPs.name != null ? oldPs.name : "<null>") 16020 + " contains upgrade-key-set reference to unknown key-set: " 16021 + upgradeKeySets[i] 16022 + " reverting to signatures check."); 16023 return false; 16024 } 16025 } 16026 return true; 16027 } 16028 16029 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 16030 // Upgrade keysets are being used. Determine if new package has a superset of the 16031 // required keys. 16032 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 16033 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16034 for (int i = 0; i < upgradeKeySets.length; i++) { 16035 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 16036 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 16037 return true; 16038 } 16039 } 16040 return false; 16041 } 16042 16043 private static void updateDigest(MessageDigest digest, File file) throws IOException { 16044 try (DigestInputStream digestStream = 16045 new DigestInputStream(new FileInputStream(file), digest)) { 16046 while (digestStream.read() != -1) {} // nothing to do; just plow through the file 16047 } 16048 } 16049 16050 private void replacePackageLIF(PackageParser.Package pkg, final int policyFlags, int scanFlags, 16051 UserHandle user, String installerPackageName, PackageInstalledInfo res, 16052 int installReason) { 16053 final boolean isInstantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 16054 16055 final PackageParser.Package oldPackage; 16056 final PackageSetting ps; 16057 final String pkgName = pkg.packageName; 16058 final int[] allUsers; 16059 final int[] installedUsers; 16060 16061 synchronized(mPackages) { 16062 oldPackage = mPackages.get(pkgName); 16063 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 16064 16065 // don't allow upgrade to target a release SDK from a pre-release SDK 16066 final boolean oldTargetsPreRelease = oldPackage.applicationInfo.targetSdkVersion 16067 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 16068 final boolean newTargetsPreRelease = pkg.applicationInfo.targetSdkVersion 16069 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 16070 if (oldTargetsPreRelease 16071 && !newTargetsPreRelease 16072 && ((policyFlags & PackageParser.PARSE_FORCE_SDK) == 0)) { 16073 Slog.w(TAG, "Can't install package targeting released sdk"); 16074 res.setReturnCode(PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE); 16075 return; 16076 } 16077 16078 ps = mSettings.mPackages.get(pkgName); 16079 16080 // verify signatures are valid 16081 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 16082 if (!checkUpgradeKeySetLP(ps, pkg)) { 16083 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 16084 "New package not signed by keys specified by upgrade-keysets: " 16085 + pkgName); 16086 return; 16087 } 16088 } else { 16089 // default to original signature matching 16090 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 16091 != PackageManager.SIGNATURE_MATCH) { 16092 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 16093 "New package has a different signature: " + pkgName); 16094 return; 16095 } 16096 } 16097 16098 // don't allow a system upgrade unless the upgrade hash matches 16099 if (oldPackage.restrictUpdateHash != null && oldPackage.isSystemApp()) { 16100 byte[] digestBytes = null; 16101 try { 16102 final MessageDigest digest = MessageDigest.getInstance("SHA-512"); 16103 updateDigest(digest, new File(pkg.baseCodePath)); 16104 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 16105 for (String path : pkg.splitCodePaths) { 16106 updateDigest(digest, new File(path)); 16107 } 16108 } 16109 digestBytes = digest.digest(); 16110 } catch (NoSuchAlgorithmException | IOException e) { 16111 res.setError(INSTALL_FAILED_INVALID_APK, 16112 "Could not compute hash: " + pkgName); 16113 return; 16114 } 16115 if (!Arrays.equals(oldPackage.restrictUpdateHash, digestBytes)) { 16116 res.setError(INSTALL_FAILED_INVALID_APK, 16117 "New package fails restrict-update check: " + pkgName); 16118 return; 16119 } 16120 // retain upgrade restriction 16121 pkg.restrictUpdateHash = oldPackage.restrictUpdateHash; 16122 } 16123 16124 // Check for shared user id changes 16125 String invalidPackageName = 16126 getParentOrChildPackageChangedSharedUser(oldPackage, pkg); 16127 if (invalidPackageName != null) { 16128 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 16129 "Package " + invalidPackageName + " tried to change user " 16130 + oldPackage.mSharedUserId); 16131 return; 16132 } 16133 16134 // In case of rollback, remember per-user/profile install state 16135 allUsers = sUserManager.getUserIds(); 16136 installedUsers = ps.queryInstalledUsers(allUsers, true); 16137 16138 // don't allow an upgrade from full to ephemeral 16139 if (isInstantApp) { 16140 if (user == null || user.getIdentifier() == UserHandle.USER_ALL) { 16141 for (int currentUser : allUsers) { 16142 if (!ps.getInstantApp(currentUser)) { 16143 // can't downgrade from full to instant 16144 Slog.w(TAG, "Can't replace full app with instant app: " + pkgName 16145 + " for user: " + currentUser); 16146 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16147 return; 16148 } 16149 } 16150 } else if (!ps.getInstantApp(user.getIdentifier())) { 16151 // can't downgrade from full to instant 16152 Slog.w(TAG, "Can't replace full app with instant app: " + pkgName 16153 + " for user: " + user.getIdentifier()); 16154 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16155 return; 16156 } 16157 } 16158 } 16159 16160 // Update what is removed 16161 res.removedInfo = new PackageRemovedInfo(this); 16162 res.removedInfo.uid = oldPackage.applicationInfo.uid; 16163 res.removedInfo.removedPackage = oldPackage.packageName; 16164 res.removedInfo.installerPackageName = ps.installerPackageName; 16165 res.removedInfo.isStaticSharedLib = pkg.staticSharedLibName != null; 16166 res.removedInfo.isUpdate = true; 16167 res.removedInfo.origUsers = installedUsers; 16168 res.removedInfo.installReasons = new SparseArray<>(installedUsers.length); 16169 for (int i = 0; i < installedUsers.length; i++) { 16170 final int userId = installedUsers[i]; 16171 res.removedInfo.installReasons.put(userId, ps.getInstallReason(userId)); 16172 } 16173 16174 final int childCount = (oldPackage.childPackages != null) 16175 ? oldPackage.childPackages.size() : 0; 16176 for (int i = 0; i < childCount; i++) { 16177 boolean childPackageUpdated = false; 16178 PackageParser.Package childPkg = oldPackage.childPackages.get(i); 16179 final PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16180 if (res.addedChildPackages != null) { 16181 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 16182 if (childRes != null) { 16183 childRes.removedInfo.uid = childPkg.applicationInfo.uid; 16184 childRes.removedInfo.removedPackage = childPkg.packageName; 16185 if (childPs != null) { 16186 childRes.removedInfo.installerPackageName = childPs.installerPackageName; 16187 } 16188 childRes.removedInfo.isUpdate = true; 16189 childRes.removedInfo.installReasons = res.removedInfo.installReasons; 16190 childPackageUpdated = true; 16191 } 16192 } 16193 if (!childPackageUpdated) { 16194 PackageRemovedInfo childRemovedRes = new PackageRemovedInfo(this); 16195 childRemovedRes.removedPackage = childPkg.packageName; 16196 if (childPs != null) { 16197 childRemovedRes.installerPackageName = childPs.installerPackageName; 16198 } 16199 childRemovedRes.isUpdate = false; 16200 childRemovedRes.dataRemoved = true; 16201 synchronized (mPackages) { 16202 if (childPs != null) { 16203 childRemovedRes.origUsers = childPs.queryInstalledUsers(allUsers, true); 16204 } 16205 } 16206 if (res.removedInfo.removedChildPackages == null) { 16207 res.removedInfo.removedChildPackages = new ArrayMap<>(); 16208 } 16209 res.removedInfo.removedChildPackages.put(childPkg.packageName, childRemovedRes); 16210 } 16211 } 16212 16213 boolean sysPkg = (isSystemApp(oldPackage)); 16214 if (sysPkg) { 16215 // Set the system/privileged flags as needed 16216 final boolean privileged = 16217 (oldPackage.applicationInfo.privateFlags 16218 & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 16219 final int systemPolicyFlags = policyFlags 16220 | PackageParser.PARSE_IS_SYSTEM 16221 | (privileged ? PackageParser.PARSE_IS_PRIVILEGED : 0); 16222 16223 replaceSystemPackageLIF(oldPackage, pkg, systemPolicyFlags, scanFlags, 16224 user, allUsers, installerPackageName, res, installReason); 16225 } else { 16226 replaceNonSystemPackageLIF(oldPackage, pkg, policyFlags, scanFlags, 16227 user, allUsers, installerPackageName, res, installReason); 16228 } 16229 } 16230 16231 public List<String> getPreviousCodePaths(String packageName) { 16232 final PackageSetting ps = mSettings.mPackages.get(packageName); 16233 final List<String> result = new ArrayList<String>(); 16234 if (ps != null && ps.oldCodePaths != null) { 16235 result.addAll(ps.oldCodePaths); 16236 } 16237 return result; 16238 } 16239 16240 private void replaceNonSystemPackageLIF(PackageParser.Package deletedPackage, 16241 PackageParser.Package pkg, final int policyFlags, int scanFlags, UserHandle user, 16242 int[] allUsers, String installerPackageName, PackageInstalledInfo res, 16243 int installReason) { 16244 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 16245 + deletedPackage); 16246 16247 String pkgName = deletedPackage.packageName; 16248 boolean deletedPkg = true; 16249 boolean addedPkg = false; 16250 boolean updatedSettings = false; 16251 final boolean killApp = (scanFlags & SCAN_DONT_KILL_APP) == 0; 16252 final int deleteFlags = PackageManager.DELETE_KEEP_DATA 16253 | (killApp ? 0 : PackageManager.DELETE_DONT_KILL_APP); 16254 16255 final long origUpdateTime = (pkg.mExtras != null) 16256 ? ((PackageSetting)pkg.mExtras).lastUpdateTime : 0; 16257 16258 // First delete the existing package while retaining the data directory 16259 if (!deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 16260 res.removedInfo, true, pkg)) { 16261 // If the existing package wasn't successfully deleted 16262 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 16263 deletedPkg = false; 16264 } else { 16265 // Successfully deleted the old package; proceed with replace. 16266 16267 // If deleted package lived in a container, give users a chance to 16268 // relinquish resources before killing. 16269 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 16270 if (DEBUG_INSTALL) { 16271 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 16272 } 16273 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 16274 final ArrayList<String> pkgList = new ArrayList<String>(1); 16275 pkgList.add(deletedPackage.applicationInfo.packageName); 16276 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 16277 } 16278 16279 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 16280 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16281 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 16282 16283 try { 16284 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, policyFlags, 16285 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 16286 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 16287 installReason); 16288 16289 // Update the in-memory copy of the previous code paths. 16290 PackageSetting ps = mSettings.mPackages.get(pkgName); 16291 if (!killApp) { 16292 if (ps.oldCodePaths == null) { 16293 ps.oldCodePaths = new ArraySet<>(); 16294 } 16295 Collections.addAll(ps.oldCodePaths, deletedPackage.baseCodePath); 16296 if (deletedPackage.splitCodePaths != null) { 16297 Collections.addAll(ps.oldCodePaths, deletedPackage.splitCodePaths); 16298 } 16299 } else { 16300 ps.oldCodePaths = null; 16301 } 16302 if (ps.childPackageNames != null) { 16303 for (int i = ps.childPackageNames.size() - 1; i >= 0; --i) { 16304 final String childPkgName = ps.childPackageNames.get(i); 16305 final PackageSetting childPs = mSettings.mPackages.get(childPkgName); 16306 childPs.oldCodePaths = ps.oldCodePaths; 16307 } 16308 } 16309 // set instant app status, but, only if it's explicitly specified 16310 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 16311 final boolean fullApp = (scanFlags & SCAN_AS_FULL_APP) != 0; 16312 setInstantAppForUser(ps, user.getIdentifier(), instantApp, fullApp); 16313 prepareAppDataAfterInstallLIF(newPackage); 16314 addedPkg = true; 16315 mDexManager.notifyPackageUpdated(newPackage.packageName, 16316 newPackage.baseCodePath, newPackage.splitCodePaths); 16317 } catch (PackageManagerException e) { 16318 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16319 } 16320 } 16321 16322 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16323 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 16324 16325 // Revert all internal state mutations and added folders for the failed install 16326 if (addedPkg) { 16327 deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 16328 res.removedInfo, true, null); 16329 } 16330 16331 // Restore the old package 16332 if (deletedPkg) { 16333 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 16334 File restoreFile = new File(deletedPackage.codePath); 16335 // Parse old package 16336 boolean oldExternal = isExternal(deletedPackage); 16337 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 16338 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 16339 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 16340 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 16341 try { 16342 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 16343 null); 16344 } catch (PackageManagerException e) { 16345 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 16346 + e.getMessage()); 16347 return; 16348 } 16349 16350 synchronized (mPackages) { 16351 // Ensure the installer package name up to date 16352 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16353 16354 // Update permissions for restored package 16355 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 16356 16357 mSettings.writeLPr(); 16358 } 16359 16360 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 16361 } 16362 } else { 16363 synchronized (mPackages) { 16364 PackageSetting ps = mSettings.getPackageLPr(pkg.packageName); 16365 if (ps != null) { 16366 res.removedInfo.removedForAllUsers = mPackages.get(ps.name) == null; 16367 if (res.removedInfo.removedChildPackages != null) { 16368 final int childCount = res.removedInfo.removedChildPackages.size(); 16369 // Iterate in reverse as we may modify the collection 16370 for (int i = childCount - 1; i >= 0; i--) { 16371 String childPackageName = res.removedInfo.removedChildPackages.keyAt(i); 16372 if (res.addedChildPackages.containsKey(childPackageName)) { 16373 res.removedInfo.removedChildPackages.removeAt(i); 16374 } else { 16375 PackageRemovedInfo childInfo = res.removedInfo 16376 .removedChildPackages.valueAt(i); 16377 childInfo.removedForAllUsers = mPackages.get( 16378 childInfo.removedPackage) == null; 16379 } 16380 } 16381 } 16382 } 16383 } 16384 } 16385 } 16386 16387 private void replaceSystemPackageLIF(PackageParser.Package deletedPackage, 16388 PackageParser.Package pkg, final int policyFlags, int scanFlags, UserHandle user, 16389 int[] allUsers, String installerPackageName, PackageInstalledInfo res, 16390 int installReason) { 16391 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 16392 + ", old=" + deletedPackage); 16393 16394 final boolean disabledSystem; 16395 16396 // Remove existing system package 16397 removePackageLI(deletedPackage, true); 16398 16399 synchronized (mPackages) { 16400 disabledSystem = disableSystemPackageLPw(deletedPackage, pkg); 16401 } 16402 if (!disabledSystem) { 16403 // We didn't need to disable the .apk as a current system package, 16404 // which means we are replacing another update that is already 16405 // installed. We need to make sure to delete the older one's .apk. 16406 res.removedInfo.args = createInstallArgsForExisting(0, 16407 deletedPackage.applicationInfo.getCodePath(), 16408 deletedPackage.applicationInfo.getResourcePath(), 16409 getAppDexInstructionSets(deletedPackage.applicationInfo)); 16410 } else { 16411 res.removedInfo.args = null; 16412 } 16413 16414 // Successfully disabled the old package. Now proceed with re-installation 16415 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 16416 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16417 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 16418 16419 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16420 pkg.setApplicationInfoFlags(ApplicationInfo.FLAG_UPDATED_SYSTEM_APP, 16421 ApplicationInfo.FLAG_UPDATED_SYSTEM_APP); 16422 16423 PackageParser.Package newPackage = null; 16424 try { 16425 // Add the package to the internal data structures 16426 newPackage = scanPackageTracedLI(pkg, policyFlags, scanFlags, 0, user); 16427 16428 // Set the update and install times 16429 PackageSetting deletedPkgSetting = (PackageSetting) deletedPackage.mExtras; 16430 setInstallAndUpdateTime(newPackage, deletedPkgSetting.firstInstallTime, 16431 System.currentTimeMillis()); 16432 16433 // Update the package dynamic state if succeeded 16434 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 16435 // Now that the install succeeded make sure we remove data 16436 // directories for any child package the update removed. 16437 final int deletedChildCount = (deletedPackage.childPackages != null) 16438 ? deletedPackage.childPackages.size() : 0; 16439 final int newChildCount = (newPackage.childPackages != null) 16440 ? newPackage.childPackages.size() : 0; 16441 for (int i = 0; i < deletedChildCount; i++) { 16442 PackageParser.Package deletedChildPkg = deletedPackage.childPackages.get(i); 16443 boolean childPackageDeleted = true; 16444 for (int j = 0; j < newChildCount; j++) { 16445 PackageParser.Package newChildPkg = newPackage.childPackages.get(j); 16446 if (deletedChildPkg.packageName.equals(newChildPkg.packageName)) { 16447 childPackageDeleted = false; 16448 break; 16449 } 16450 } 16451 if (childPackageDeleted) { 16452 PackageSetting ps = mSettings.getDisabledSystemPkgLPr( 16453 deletedChildPkg.packageName); 16454 if (ps != null && res.removedInfo.removedChildPackages != null) { 16455 PackageRemovedInfo removedChildRes = res.removedInfo 16456 .removedChildPackages.get(deletedChildPkg.packageName); 16457 removePackageDataLIF(ps, allUsers, removedChildRes, 0, false); 16458 removedChildRes.removedForAllUsers = mPackages.get(ps.name) == null; 16459 } 16460 } 16461 } 16462 16463 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 16464 installReason); 16465 prepareAppDataAfterInstallLIF(newPackage); 16466 16467 mDexManager.notifyPackageUpdated(newPackage.packageName, 16468 newPackage.baseCodePath, newPackage.splitCodePaths); 16469 } 16470 } catch (PackageManagerException e) { 16471 res.setReturnCode(INSTALL_FAILED_INTERNAL_ERROR); 16472 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16473 } 16474 16475 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16476 // Re installation failed. Restore old information 16477 // Remove new pkg information 16478 if (newPackage != null) { 16479 removeInstalledPackageLI(newPackage, true); 16480 } 16481 // Add back the old system package 16482 try { 16483 scanPackageTracedLI(deletedPackage, policyFlags, SCAN_UPDATE_SIGNATURE, 0, user); 16484 } catch (PackageManagerException e) { 16485 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 16486 } 16487 16488 synchronized (mPackages) { 16489 if (disabledSystem) { 16490 enableSystemPackageLPw(deletedPackage); 16491 } 16492 16493 // Ensure the installer package name up to date 16494 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16495 16496 // Update permissions for restored package 16497 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 16498 16499 mSettings.writeLPr(); 16500 } 16501 16502 Slog.i(TAG, "Successfully restored package : " + deletedPackage.packageName 16503 + " after failed upgrade"); 16504 } 16505 } 16506 16507 /** 16508 * Checks whether the parent or any of the child packages have a change shared 16509 * user. For a package to be a valid update the shred users of the parent and 16510 * the children should match. We may later support changing child shared users. 16511 * @param oldPkg The updated package. 16512 * @param newPkg The update package. 16513 * @return The shared user that change between the versions. 16514 */ 16515 private String getParentOrChildPackageChangedSharedUser(PackageParser.Package oldPkg, 16516 PackageParser.Package newPkg) { 16517 // Check parent shared user 16518 if (!Objects.equals(oldPkg.mSharedUserId, newPkg.mSharedUserId)) { 16519 return newPkg.packageName; 16520 } 16521 // Check child shared users 16522 final int oldChildCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16523 final int newChildCount = (newPkg.childPackages != null) ? newPkg.childPackages.size() : 0; 16524 for (int i = 0; i < newChildCount; i++) { 16525 PackageParser.Package newChildPkg = newPkg.childPackages.get(i); 16526 // If this child was present, did it have the same shared user? 16527 for (int j = 0; j < oldChildCount; j++) { 16528 PackageParser.Package oldChildPkg = oldPkg.childPackages.get(j); 16529 if (newChildPkg.packageName.equals(oldChildPkg.packageName) 16530 && !Objects.equals(newChildPkg.mSharedUserId, oldChildPkg.mSharedUserId)) { 16531 return newChildPkg.packageName; 16532 } 16533 } 16534 } 16535 return null; 16536 } 16537 16538 private void removeNativeBinariesLI(PackageSetting ps) { 16539 // Remove the lib path for the parent package 16540 if (ps != null) { 16541 NativeLibraryHelper.removeNativeBinariesLI(ps.legacyNativeLibraryPathString); 16542 // Remove the lib path for the child packages 16543 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 16544 for (int i = 0; i < childCount; i++) { 16545 PackageSetting childPs = null; 16546 synchronized (mPackages) { 16547 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 16548 } 16549 if (childPs != null) { 16550 NativeLibraryHelper.removeNativeBinariesLI(childPs 16551 .legacyNativeLibraryPathString); 16552 } 16553 } 16554 } 16555 } 16556 16557 private void enableSystemPackageLPw(PackageParser.Package pkg) { 16558 // Enable the parent package 16559 mSettings.enableSystemPackageLPw(pkg.packageName); 16560 // Enable the child packages 16561 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16562 for (int i = 0; i < childCount; i++) { 16563 PackageParser.Package childPkg = pkg.childPackages.get(i); 16564 mSettings.enableSystemPackageLPw(childPkg.packageName); 16565 } 16566 } 16567 16568 private boolean disableSystemPackageLPw(PackageParser.Package oldPkg, 16569 PackageParser.Package newPkg) { 16570 // Disable the parent package (parent always replaced) 16571 boolean disabled = mSettings.disableSystemPackageLPw(oldPkg.packageName, true); 16572 // Disable the child packages 16573 final int childCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16574 for (int i = 0; i < childCount; i++) { 16575 PackageParser.Package childPkg = oldPkg.childPackages.get(i); 16576 final boolean replace = newPkg.hasChildPackage(childPkg.packageName); 16577 disabled |= mSettings.disableSystemPackageLPw(childPkg.packageName, replace); 16578 } 16579 return disabled; 16580 } 16581 16582 private void setInstallerPackageNameLPw(PackageParser.Package pkg, 16583 String installerPackageName) { 16584 // Enable the parent package 16585 mSettings.setInstallerPackageName(pkg.packageName, installerPackageName); 16586 // Enable the child packages 16587 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16588 for (int i = 0; i < childCount; i++) { 16589 PackageParser.Package childPkg = pkg.childPackages.get(i); 16590 mSettings.setInstallerPackageName(childPkg.packageName, installerPackageName); 16591 } 16592 } 16593 16594 private int[] revokeUnusedSharedUserPermissionsLPw(SharedUserSetting su, int[] allUserIds) { 16595 // Collect all used permissions in the UID 16596 ArraySet<String> usedPermissions = new ArraySet<>(); 16597 final int packageCount = su.packages.size(); 16598 for (int i = 0; i < packageCount; i++) { 16599 PackageSetting ps = su.packages.valueAt(i); 16600 if (ps.pkg == null) { 16601 continue; 16602 } 16603 final int requestedPermCount = ps.pkg.requestedPermissions.size(); 16604 for (int j = 0; j < requestedPermCount; j++) { 16605 String permission = ps.pkg.requestedPermissions.get(j); 16606 BasePermission bp = mSettings.mPermissions.get(permission); 16607 if (bp != null) { 16608 usedPermissions.add(permission); 16609 } 16610 } 16611 } 16612 16613 PermissionsState permissionsState = su.getPermissionsState(); 16614 // Prune install permissions 16615 List<PermissionState> installPermStates = permissionsState.getInstallPermissionStates(); 16616 final int installPermCount = installPermStates.size(); 16617 for (int i = installPermCount - 1; i >= 0; i--) { 16618 PermissionState permissionState = installPermStates.get(i); 16619 if (!usedPermissions.contains(permissionState.getName())) { 16620 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 16621 if (bp != null) { 16622 permissionsState.revokeInstallPermission(bp); 16623 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 16624 PackageManager.MASK_PERMISSION_FLAGS, 0); 16625 } 16626 } 16627 } 16628 16629 int[] runtimePermissionChangedUserIds = EmptyArray.INT; 16630 16631 // Prune runtime permissions 16632 for (int userId : allUserIds) { 16633 List<PermissionState> runtimePermStates = permissionsState 16634 .getRuntimePermissionStates(userId); 16635 final int runtimePermCount = runtimePermStates.size(); 16636 for (int i = runtimePermCount - 1; i >= 0; i--) { 16637 PermissionState permissionState = runtimePermStates.get(i); 16638 if (!usedPermissions.contains(permissionState.getName())) { 16639 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 16640 if (bp != null) { 16641 permissionsState.revokeRuntimePermission(bp, userId); 16642 permissionsState.updatePermissionFlags(bp, userId, 16643 PackageManager.MASK_PERMISSION_FLAGS, 0); 16644 runtimePermissionChangedUserIds = ArrayUtils.appendInt( 16645 runtimePermissionChangedUserIds, userId); 16646 } 16647 } 16648 } 16649 } 16650 16651 return runtimePermissionChangedUserIds; 16652 } 16653 16654 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 16655 int[] allUsers, PackageInstalledInfo res, UserHandle user, int installReason) { 16656 // Update the parent package setting 16657 updateSettingsInternalLI(newPackage, installerPackageName, allUsers, res.origUsers, 16658 res, user, installReason); 16659 // Update the child packages setting 16660 final int childCount = (newPackage.childPackages != null) 16661 ? newPackage.childPackages.size() : 0; 16662 for (int i = 0; i < childCount; i++) { 16663 PackageParser.Package childPackage = newPackage.childPackages.get(i); 16664 PackageInstalledInfo childRes = res.addedChildPackages.get(childPackage.packageName); 16665 updateSettingsInternalLI(childPackage, installerPackageName, allUsers, 16666 childRes.origUsers, childRes, user, installReason); 16667 } 16668 } 16669 16670 private void updateSettingsInternalLI(PackageParser.Package newPackage, 16671 String installerPackageName, int[] allUsers, int[] installedForUsers, 16672 PackageInstalledInfo res, UserHandle user, int installReason) { 16673 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 16674 16675 String pkgName = newPackage.packageName; 16676 synchronized (mPackages) { 16677 //write settings. the installStatus will be incomplete at this stage. 16678 //note that the new package setting would have already been 16679 //added to mPackages. It hasn't been persisted yet. 16680 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 16681 // TODO: Remove this write? It's also written at the end of this method 16682 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16683 mSettings.writeLPr(); 16684 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16685 } 16686 16687 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 16688 synchronized (mPackages) { 16689 updatePermissionsLPw(newPackage.packageName, newPackage, 16690 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 16691 ? UPDATE_PERMISSIONS_ALL : 0)); 16692 // For system-bundled packages, we assume that installing an upgraded version 16693 // of the package implies that the user actually wants to run that new code, 16694 // so we enable the package. 16695 PackageSetting ps = mSettings.mPackages.get(pkgName); 16696 final int userId = user.getIdentifier(); 16697 if (ps != null) { 16698 if (isSystemApp(newPackage)) { 16699 if (DEBUG_INSTALL) { 16700 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 16701 } 16702 // Enable system package for requested users 16703 if (res.origUsers != null) { 16704 for (int origUserId : res.origUsers) { 16705 if (userId == UserHandle.USER_ALL || userId == origUserId) { 16706 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 16707 origUserId, installerPackageName); 16708 } 16709 } 16710 } 16711 // Also convey the prior install/uninstall state 16712 if (allUsers != null && installedForUsers != null) { 16713 for (int currentUserId : allUsers) { 16714 final boolean installed = ArrayUtils.contains( 16715 installedForUsers, currentUserId); 16716 if (DEBUG_INSTALL) { 16717 Slog.d(TAG, " user " + currentUserId + " => " + installed); 16718 } 16719 ps.setInstalled(installed, currentUserId); 16720 } 16721 // these install state changes will be persisted in the 16722 // upcoming call to mSettings.writeLPr(). 16723 } 16724 } 16725 // It's implied that when a user requests installation, they want the app to be 16726 // installed and enabled. 16727 if (userId != UserHandle.USER_ALL) { 16728 ps.setInstalled(true, userId); 16729 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 16730 } 16731 16732 // When replacing an existing package, preserve the original install reason for all 16733 // users that had the package installed before. 16734 final Set<Integer> previousUserIds = new ArraySet<>(); 16735 if (res.removedInfo != null && res.removedInfo.installReasons != null) { 16736 final int installReasonCount = res.removedInfo.installReasons.size(); 16737 for (int i = 0; i < installReasonCount; i++) { 16738 final int previousUserId = res.removedInfo.installReasons.keyAt(i); 16739 final int previousInstallReason = res.removedInfo.installReasons.valueAt(i); 16740 ps.setInstallReason(previousInstallReason, previousUserId); 16741 previousUserIds.add(previousUserId); 16742 } 16743 } 16744 16745 // Set install reason for users that are having the package newly installed. 16746 if (userId == UserHandle.USER_ALL) { 16747 for (int currentUserId : sUserManager.getUserIds()) { 16748 if (!previousUserIds.contains(currentUserId)) { 16749 ps.setInstallReason(installReason, currentUserId); 16750 } 16751 } 16752 } else if (!previousUserIds.contains(userId)) { 16753 ps.setInstallReason(installReason, userId); 16754 } 16755 mSettings.writeKernelMappingLPr(ps); 16756 } 16757 res.name = pkgName; 16758 res.uid = newPackage.applicationInfo.uid; 16759 res.pkg = newPackage; 16760 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 16761 mSettings.setInstallerPackageName(pkgName, installerPackageName); 16762 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16763 //to update install status 16764 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16765 mSettings.writeLPr(); 16766 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16767 } 16768 16769 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16770 } 16771 16772 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 16773 try { 16774 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 16775 installPackageLI(args, res); 16776 } finally { 16777 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16778 } 16779 } 16780 16781 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 16782 final int installFlags = args.installFlags; 16783 final String installerPackageName = args.installerPackageName; 16784 final String volumeUuid = args.volumeUuid; 16785 final File tmpPackageFile = new File(args.getCodePath()); 16786 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 16787 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 16788 || (args.volumeUuid != null)); 16789 final boolean instantApp = ((installFlags & PackageManager.INSTALL_INSTANT_APP) != 0); 16790 final boolean fullApp = ((installFlags & PackageManager.INSTALL_FULL_APP) != 0); 16791 final boolean forceSdk = ((installFlags & PackageManager.INSTALL_FORCE_SDK) != 0); 16792 boolean replace = false; 16793 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 16794 if (args.move != null) { 16795 // moving a complete application; perform an initial scan on the new install location 16796 scanFlags |= SCAN_INITIAL; 16797 } 16798 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 16799 scanFlags |= SCAN_DONT_KILL_APP; 16800 } 16801 if (instantApp) { 16802 scanFlags |= SCAN_AS_INSTANT_APP; 16803 } 16804 if (fullApp) { 16805 scanFlags |= SCAN_AS_FULL_APP; 16806 } 16807 16808 // Result object to be returned 16809 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16810 16811 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 16812 16813 // Sanity check 16814 if (instantApp && (forwardLocked || onExternal)) { 16815 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 16816 + " external=" + onExternal); 16817 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16818 return; 16819 } 16820 16821 // Retrieve PackageSettings and parse package 16822 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 16823 | PackageParser.PARSE_ENFORCE_CODE 16824 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 16825 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 16826 | (instantApp ? PackageParser.PARSE_IS_EPHEMERAL : 0) 16827 | (forceSdk ? PackageParser.PARSE_FORCE_SDK : 0); 16828 PackageParser pp = new PackageParser(); 16829 pp.setSeparateProcesses(mSeparateProcesses); 16830 pp.setDisplayMetrics(mMetrics); 16831 pp.setCallback(mPackageParserCallback); 16832 16833 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 16834 final PackageParser.Package pkg; 16835 try { 16836 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 16837 } catch (PackageParserException e) { 16838 res.setError("Failed parse during installPackageLI", e); 16839 return; 16840 } finally { 16841 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16842 } 16843 16844 // Instant apps must have target SDK >= O and have targetSanboxVersion >= 2 16845 if (instantApp && pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.N_MR1) { 16846 Slog.w(TAG, "Instant app package " + pkg.packageName 16847 + " does not target O, this will be a fatal error."); 16848 // STOPSHIP: Make this a fatal error 16849 pkg.applicationInfo.targetSdkVersion = Build.VERSION_CODES.O; 16850 } 16851 if (instantApp && pkg.applicationInfo.targetSandboxVersion != 2) { 16852 Slog.w(TAG, "Instant app package " + pkg.packageName 16853 + " does not target targetSandboxVersion 2, this will be a fatal error."); 16854 // STOPSHIP: Make this a fatal error 16855 pkg.applicationInfo.targetSandboxVersion = 2; 16856 } 16857 16858 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16859 // Static shared libraries have synthetic package names 16860 renameStaticSharedLibraryPackage(pkg); 16861 16862 // No static shared libs on external storage 16863 if (onExternal) { 16864 Slog.i(TAG, "Static shared libs can only be installed on internal storage."); 16865 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 16866 "Packages declaring static-shared libs cannot be updated"); 16867 return; 16868 } 16869 } 16870 16871 // If we are installing a clustered package add results for the children 16872 if (pkg.childPackages != null) { 16873 synchronized (mPackages) { 16874 final int childCount = pkg.childPackages.size(); 16875 for (int i = 0; i < childCount; i++) { 16876 PackageParser.Package childPkg = pkg.childPackages.get(i); 16877 PackageInstalledInfo childRes = new PackageInstalledInfo(); 16878 childRes.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16879 childRes.pkg = childPkg; 16880 childRes.name = childPkg.packageName; 16881 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16882 if (childPs != null) { 16883 childRes.origUsers = childPs.queryInstalledUsers( 16884 sUserManager.getUserIds(), true); 16885 } 16886 if ((mPackages.containsKey(childPkg.packageName))) { 16887 childRes.removedInfo = new PackageRemovedInfo(this); 16888 childRes.removedInfo.removedPackage = childPkg.packageName; 16889 childRes.removedInfo.installerPackageName = childPs.installerPackageName; 16890 } 16891 if (res.addedChildPackages == null) { 16892 res.addedChildPackages = new ArrayMap<>(); 16893 } 16894 res.addedChildPackages.put(childPkg.packageName, childRes); 16895 } 16896 } 16897 } 16898 16899 // If package doesn't declare API override, mark that we have an install 16900 // time CPU ABI override. 16901 if (TextUtils.isEmpty(pkg.cpuAbiOverride)) { 16902 pkg.cpuAbiOverride = args.abiOverride; 16903 } 16904 16905 String pkgName = res.name = pkg.packageName; 16906 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 16907 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 16908 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 16909 return; 16910 } 16911 } 16912 16913 try { 16914 // either use what we've been given or parse directly from the APK 16915 if (args.certificates != null) { 16916 try { 16917 PackageParser.populateCertificates(pkg, args.certificates); 16918 } catch (PackageParserException e) { 16919 // there was something wrong with the certificates we were given; 16920 // try to pull them from the APK 16921 PackageParser.collectCertificates(pkg, parseFlags); 16922 } 16923 } else { 16924 PackageParser.collectCertificates(pkg, parseFlags); 16925 } 16926 } catch (PackageParserException e) { 16927 res.setError("Failed collect during installPackageLI", e); 16928 return; 16929 } 16930 16931 // Get rid of all references to package scan path via parser. 16932 pp = null; 16933 String oldCodePath = null; 16934 boolean systemApp = false; 16935 synchronized (mPackages) { 16936 // Check if installing already existing package 16937 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 16938 String oldName = mSettings.getRenamedPackageLPr(pkgName); 16939 if (pkg.mOriginalPackages != null 16940 && pkg.mOriginalPackages.contains(oldName) 16941 && mPackages.containsKey(oldName)) { 16942 // This package is derived from an original package, 16943 // and this device has been updating from that original 16944 // name. We must continue using the original name, so 16945 // rename the new package here. 16946 pkg.setPackageName(oldName); 16947 pkgName = pkg.packageName; 16948 replace = true; 16949 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 16950 + oldName + " pkgName=" + pkgName); 16951 } else if (mPackages.containsKey(pkgName)) { 16952 // This package, under its official name, already exists 16953 // on the device; we should replace it. 16954 replace = true; 16955 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 16956 } 16957 16958 // Child packages are installed through the parent package 16959 if (pkg.parentPackage != null) { 16960 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16961 "Package " + pkg.packageName + " is child of package " 16962 + pkg.parentPackage.parentPackage + ". Child packages " 16963 + "can be updated only through the parent package."); 16964 return; 16965 } 16966 16967 if (replace) { 16968 // Prevent apps opting out from runtime permissions 16969 PackageParser.Package oldPackage = mPackages.get(pkgName); 16970 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 16971 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 16972 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 16973 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 16974 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 16975 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 16976 + " doesn't support runtime permissions but the old" 16977 + " target SDK " + oldTargetSdk + " does."); 16978 return; 16979 } 16980 // Prevent apps from downgrading their targetSandbox. 16981 final int oldTargetSandbox = oldPackage.applicationInfo.targetSandboxVersion; 16982 final int newTargetSandbox = pkg.applicationInfo.targetSandboxVersion; 16983 if (oldTargetSandbox == 2 && newTargetSandbox != 2) { 16984 res.setError(PackageManager.INSTALL_FAILED_SANDBOX_VERSION_DOWNGRADE, 16985 "Package " + pkg.packageName + " new target sandbox " 16986 + newTargetSandbox + " is incompatible with the previous value of" 16987 + oldTargetSandbox + "."); 16988 return; 16989 } 16990 16991 // Prevent installing of child packages 16992 if (oldPackage.parentPackage != null) { 16993 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16994 "Package " + pkg.packageName + " is child of package " 16995 + oldPackage.parentPackage + ". Child packages " 16996 + "can be updated only through the parent package."); 16997 return; 16998 } 16999 } 17000 } 17001 17002 PackageSetting ps = mSettings.mPackages.get(pkgName); 17003 if (ps != null) { 17004 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 17005 17006 // Static shared libs have same package with different versions where 17007 // we internally use a synthetic package name to allow multiple versions 17008 // of the same package, therefore we need to compare signatures against 17009 // the package setting for the latest library version. 17010 PackageSetting signatureCheckPs = ps; 17011 if (pkg.applicationInfo.isStaticSharedLibrary()) { 17012 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 17013 if (libraryEntry != null) { 17014 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 17015 } 17016 } 17017 17018 // Quick sanity check that we're signed correctly if updating; 17019 // we'll check this again later when scanning, but we want to 17020 // bail early here before tripping over redefined permissions. 17021 if (shouldCheckUpgradeKeySetLP(signatureCheckPs, scanFlags)) { 17022 if (!checkUpgradeKeySetLP(signatureCheckPs, pkg)) { 17023 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 17024 + pkg.packageName + " upgrade keys do not match the " 17025 + "previously installed version"); 17026 return; 17027 } 17028 } else { 17029 try { 17030 verifySignaturesLP(signatureCheckPs, pkg); 17031 } catch (PackageManagerException e) { 17032 res.setError(e.error, e.getMessage()); 17033 return; 17034 } 17035 } 17036 17037 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 17038 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 17039 systemApp = (ps.pkg.applicationInfo.flags & 17040 ApplicationInfo.FLAG_SYSTEM) != 0; 17041 } 17042 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 17043 } 17044 17045 int N = pkg.permissions.size(); 17046 for (int i = N-1; i >= 0; i--) { 17047 PackageParser.Permission perm = pkg.permissions.get(i); 17048 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 17049 17050 // Don't allow anyone but the platform to define ephemeral permissions. 17051 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_FLAG_EPHEMERAL) != 0 17052 && !PLATFORM_PACKAGE_NAME.equals(pkg.packageName)) { 17053 Slog.w(TAG, "Package " + pkg.packageName 17054 + " attempting to delcare ephemeral permission " 17055 + perm.info.name + "; Removing ephemeral."); 17056 perm.info.protectionLevel &= ~PermissionInfo.PROTECTION_FLAG_EPHEMERAL; 17057 } 17058 // Check whether the newly-scanned package wants to define an already-defined perm 17059 if (bp != null) { 17060 // If the defining package is signed with our cert, it's okay. This 17061 // also includes the "updating the same package" case, of course. 17062 // "updating same package" could also involve key-rotation. 17063 final boolean sigsOk; 17064 if (bp.sourcePackage.equals(pkg.packageName) 17065 && (bp.packageSetting instanceof PackageSetting) 17066 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 17067 scanFlags))) { 17068 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 17069 } else { 17070 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 17071 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 17072 } 17073 if (!sigsOk) { 17074 // If the owning package is the system itself, we log but allow 17075 // install to proceed; we fail the install on all other permission 17076 // redefinitions. 17077 if (!bp.sourcePackage.equals("android")) { 17078 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 17079 + pkg.packageName + " attempting to redeclare permission " 17080 + perm.info.name + " already owned by " + bp.sourcePackage); 17081 res.origPermission = perm.info.name; 17082 res.origPackage = bp.sourcePackage; 17083 return; 17084 } else { 17085 Slog.w(TAG, "Package " + pkg.packageName 17086 + " attempting to redeclare system permission " 17087 + perm.info.name + "; ignoring new declaration"); 17088 pkg.permissions.remove(i); 17089 } 17090 } else if (!PLATFORM_PACKAGE_NAME.equals(pkg.packageName)) { 17091 // Prevent apps to change protection level to dangerous from any other 17092 // type as this would allow a privilege escalation where an app adds a 17093 // normal/signature permission in other app's group and later redefines 17094 // it as dangerous leading to the group auto-grant. 17095 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE) 17096 == PermissionInfo.PROTECTION_DANGEROUS) { 17097 if (bp != null && !bp.isRuntime()) { 17098 Slog.w(TAG, "Package " + pkg.packageName + " trying to change a " 17099 + "non-runtime permission " + perm.info.name 17100 + " to runtime; keeping old protection level"); 17101 perm.info.protectionLevel = bp.protectionLevel; 17102 } 17103 } 17104 } 17105 } 17106 } 17107 } 17108 17109 if (systemApp) { 17110 if (onExternal) { 17111 // Abort update; system app can't be replaced with app on sdcard 17112 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 17113 "Cannot install updates to system apps on sdcard"); 17114 return; 17115 } else if (instantApp) { 17116 // Abort update; system app can't be replaced with an instant app 17117 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 17118 "Cannot update a system app with an instant app"); 17119 return; 17120 } 17121 } 17122 17123 if (args.move != null) { 17124 // We did an in-place move, so dex is ready to roll 17125 scanFlags |= SCAN_NO_DEX; 17126 scanFlags |= SCAN_MOVE; 17127 17128 synchronized (mPackages) { 17129 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17130 if (ps == null) { 17131 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 17132 "Missing settings for moved package " + pkgName); 17133 } 17134 17135 // We moved the entire application as-is, so bring over the 17136 // previously derived ABI information. 17137 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 17138 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 17139 } 17140 17141 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 17142 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 17143 scanFlags |= SCAN_NO_DEX; 17144 17145 try { 17146 String abiOverride = (TextUtils.isEmpty(pkg.cpuAbiOverride) ? 17147 args.abiOverride : pkg.cpuAbiOverride); 17148 derivePackageAbi(pkg, new File(pkg.codePath), abiOverride, 17149 true /*extractLibs*/, mAppLib32InstallDir); 17150 } catch (PackageManagerException pme) { 17151 Slog.e(TAG, "Error deriving application ABI", pme); 17152 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 17153 return; 17154 } 17155 17156 // Shared libraries for the package need to be updated. 17157 synchronized (mPackages) { 17158 try { 17159 updateSharedLibrariesLPr(pkg, null); 17160 } catch (PackageManagerException e) { 17161 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 17162 } 17163 } 17164 17165 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 17166 // Do not run PackageDexOptimizer through the local performDexOpt 17167 // method because `pkg` may not be in `mPackages` yet. 17168 // 17169 // Also, don't fail application installs if the dexopt step fails. 17170 mPackageDexOptimizer.performDexOpt(pkg, pkg.usesLibraryFiles, 17171 null /* instructionSets */, false /* checkProfiles */, 17172 getCompilerFilterForReason(REASON_INSTALL), 17173 getOrCreateCompilerPackageStats(pkg), 17174 mDexManager.isUsedByOtherApps(pkg.packageName)); 17175 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 17176 17177 // Notify BackgroundDexOptService that the package has been changed. 17178 // If this is an update of a package which used to fail to compile, 17179 // BDOS will remove it from its blacklist. 17180 // TODO: Layering violation 17181 BackgroundDexOptService.notifyPackageChanged(pkg.packageName); 17182 } 17183 17184 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 17185 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 17186 return; 17187 } 17188 17189 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 17190 17191 try (PackageFreezer freezer = freezePackageForInstall(pkgName, installFlags, 17192 "installPackageLI")) { 17193 if (replace) { 17194 if (pkg.applicationInfo.isStaticSharedLibrary()) { 17195 // Static libs have a synthetic package name containing the version 17196 // and cannot be updated as an update would get a new package name, 17197 // unless this is the exact same version code which is useful for 17198 // development. 17199 PackageParser.Package existingPkg = mPackages.get(pkg.packageName); 17200 if (existingPkg != null && existingPkg.mVersionCode != pkg.mVersionCode) { 17201 res.setError(INSTALL_FAILED_DUPLICATE_PACKAGE, "Packages declaring " 17202 + "static-shared libs cannot be updated"); 17203 return; 17204 } 17205 } 17206 replacePackageLIF(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 17207 installerPackageName, res, args.installReason); 17208 } else { 17209 installNewPackageLIF(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 17210 args.user, installerPackageName, volumeUuid, res, args.installReason); 17211 } 17212 } 17213 17214 synchronized (mPackages) { 17215 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17216 if (ps != null) { 17217 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 17218 ps.setUpdateAvailable(false /*updateAvailable*/); 17219 } 17220 17221 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 17222 for (int i = 0; i < childCount; i++) { 17223 PackageParser.Package childPkg = pkg.childPackages.get(i); 17224 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 17225 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 17226 if (childPs != null) { 17227 childRes.newUsers = childPs.queryInstalledUsers( 17228 sUserManager.getUserIds(), true); 17229 } 17230 } 17231 17232 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 17233 updateSequenceNumberLP(pkgName, res.newUsers); 17234 updateInstantAppInstallerLocked(pkgName); 17235 } 17236 } 17237 } 17238 17239 private void startIntentFilterVerifications(int userId, boolean replacing, 17240 PackageParser.Package pkg) { 17241 if (mIntentFilterVerifierComponent == null) { 17242 Slog.w(TAG, "No IntentFilter verification will not be done as " 17243 + "there is no IntentFilterVerifier available!"); 17244 return; 17245 } 17246 17247 final int verifierUid = getPackageUid( 17248 mIntentFilterVerifierComponent.getPackageName(), 17249 MATCH_DEBUG_TRIAGED_MISSING, 17250 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 17251 17252 Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 17253 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 17254 mHandler.sendMessage(msg); 17255 17256 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 17257 for (int i = 0; i < childCount; i++) { 17258 PackageParser.Package childPkg = pkg.childPackages.get(i); 17259 msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 17260 msg.obj = new IFVerificationParams(childPkg, replacing, userId, verifierUid); 17261 mHandler.sendMessage(msg); 17262 } 17263 } 17264 17265 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 17266 PackageParser.Package pkg) { 17267 int size = pkg.activities.size(); 17268 if (size == 0) { 17269 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17270 "No activity, so no need to verify any IntentFilter!"); 17271 return; 17272 } 17273 17274 final boolean hasDomainURLs = hasDomainURLs(pkg); 17275 if (!hasDomainURLs) { 17276 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17277 "No domain URLs, so no need to verify any IntentFilter!"); 17278 return; 17279 } 17280 17281 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 17282 + " if any IntentFilter from the " + size 17283 + " Activities needs verification ..."); 17284 17285 int count = 0; 17286 final String packageName = pkg.packageName; 17287 17288 synchronized (mPackages) { 17289 // If this is a new install and we see that we've already run verification for this 17290 // package, we have nothing to do: it means the state was restored from backup. 17291 if (!replacing) { 17292 IntentFilterVerificationInfo ivi = 17293 mSettings.getIntentFilterVerificationLPr(packageName); 17294 if (ivi != null) { 17295 if (DEBUG_DOMAIN_VERIFICATION) { 17296 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 17297 + ivi.getStatusString()); 17298 } 17299 return; 17300 } 17301 } 17302 17303 // If any filters need to be verified, then all need to be. 17304 boolean needToVerify = false; 17305 for (PackageParser.Activity a : pkg.activities) { 17306 for (ActivityIntentInfo filter : a.intents) { 17307 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 17308 if (DEBUG_DOMAIN_VERIFICATION) { 17309 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 17310 } 17311 needToVerify = true; 17312 break; 17313 } 17314 } 17315 } 17316 17317 if (needToVerify) { 17318 final int verificationId = mIntentFilterVerificationToken++; 17319 for (PackageParser.Activity a : pkg.activities) { 17320 for (ActivityIntentInfo filter : a.intents) { 17321 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 17322 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17323 "Verification needed for IntentFilter:" + filter.toString()); 17324 mIntentFilterVerifier.addOneIntentFilterVerification( 17325 verifierUid, userId, verificationId, filter, packageName); 17326 count++; 17327 } 17328 } 17329 } 17330 } 17331 } 17332 17333 if (count > 0) { 17334 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 17335 + " IntentFilter verification" + (count > 1 ? "s" : "") 17336 + " for userId:" + userId); 17337 mIntentFilterVerifier.startVerifications(userId); 17338 } else { 17339 if (DEBUG_DOMAIN_VERIFICATION) { 17340 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 17341 } 17342 } 17343 } 17344 17345 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 17346 final ComponentName cn = filter.activity.getComponentName(); 17347 final String packageName = cn.getPackageName(); 17348 17349 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 17350 packageName); 17351 if (ivi == null) { 17352 return true; 17353 } 17354 int status = ivi.getStatus(); 17355 switch (status) { 17356 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 17357 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 17358 return true; 17359 17360 default: 17361 // Nothing to do 17362 return false; 17363 } 17364 } 17365 17366 private static boolean isMultiArch(ApplicationInfo info) { 17367 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 17368 } 17369 17370 private static boolean isExternal(PackageParser.Package pkg) { 17371 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17372 } 17373 17374 private static boolean isExternal(PackageSetting ps) { 17375 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17376 } 17377 17378 private static boolean isSystemApp(PackageParser.Package pkg) { 17379 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 17380 } 17381 17382 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 17383 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 17384 } 17385 17386 private static boolean hasDomainURLs(PackageParser.Package pkg) { 17387 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 17388 } 17389 17390 private static boolean isSystemApp(PackageSetting ps) { 17391 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 17392 } 17393 17394 private static boolean isUpdatedSystemApp(PackageSetting ps) { 17395 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 17396 } 17397 17398 private int packageFlagsToInstallFlags(PackageSetting ps) { 17399 int installFlags = 0; 17400 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 17401 // This existing package was an external ASEC install when we have 17402 // the external flag without a UUID 17403 installFlags |= PackageManager.INSTALL_EXTERNAL; 17404 } 17405 if (ps.isForwardLocked()) { 17406 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 17407 } 17408 return installFlags; 17409 } 17410 17411 private String getVolumeUuidForPackage(PackageParser.Package pkg) { 17412 if (isExternal(pkg)) { 17413 if (TextUtils.isEmpty(pkg.volumeUuid)) { 17414 return StorageManager.UUID_PRIMARY_PHYSICAL; 17415 } else { 17416 return pkg.volumeUuid; 17417 } 17418 } else { 17419 return StorageManager.UUID_PRIVATE_INTERNAL; 17420 } 17421 } 17422 17423 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 17424 if (isExternal(pkg)) { 17425 if (TextUtils.isEmpty(pkg.volumeUuid)) { 17426 return mSettings.getExternalVersion(); 17427 } else { 17428 return mSettings.findOrCreateVersion(pkg.volumeUuid); 17429 } 17430 } else { 17431 return mSettings.getInternalVersion(); 17432 } 17433 } 17434 17435 private void deleteTempPackageFiles() { 17436 final FilenameFilter filter = new FilenameFilter() { 17437 public boolean accept(File dir, String name) { 17438 return name.startsWith("vmdl") && name.endsWith(".tmp"); 17439 } 17440 }; 17441 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 17442 file.delete(); 17443 } 17444 } 17445 17446 @Override 17447 public void deletePackageAsUser(String packageName, int versionCode, 17448 IPackageDeleteObserver observer, int userId, int flags) { 17449 deletePackageVersioned(new VersionedPackage(packageName, versionCode), 17450 new LegacyPackageDeleteObserver(observer).getBinder(), userId, flags); 17451 } 17452 17453 @Override 17454 public void deletePackageVersioned(VersionedPackage versionedPackage, 17455 final IPackageDeleteObserver2 observer, final int userId, final int deleteFlags) { 17456 mContext.enforceCallingOrSelfPermission( 17457 android.Manifest.permission.DELETE_PACKAGES, null); 17458 Preconditions.checkNotNull(versionedPackage); 17459 Preconditions.checkNotNull(observer); 17460 Preconditions.checkArgumentInRange(versionedPackage.getVersionCode(), 17461 PackageManager.VERSION_CODE_HIGHEST, 17462 Integer.MAX_VALUE, "versionCode must be >= -1"); 17463 17464 final String packageName = versionedPackage.getPackageName(); 17465 // TODO: We will change version code to long, so in the new API it is long 17466 final int versionCode = (int) versionedPackage.getVersionCode(); 17467 final String internalPackageName; 17468 synchronized (mPackages) { 17469 // Normalize package name to handle renamed packages and static libs 17470 internalPackageName = resolveInternalPackageNameLPr(versionedPackage.getPackageName(), 17471 // TODO: We will change version code to long, so in the new API it is long 17472 (int) versionedPackage.getVersionCode()); 17473 } 17474 17475 final int uid = Binder.getCallingUid(); 17476 if (!isOrphaned(internalPackageName) 17477 && !isCallerAllowedToSilentlyUninstall(uid, internalPackageName)) { 17478 try { 17479 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 17480 intent.setData(Uri.fromParts(PACKAGE_SCHEME, packageName, null)); 17481 intent.putExtra(PackageInstaller.EXTRA_CALLBACK, observer.asBinder()); 17482 observer.onUserActionRequired(intent); 17483 } catch (RemoteException re) { 17484 } 17485 return; 17486 } 17487 final boolean deleteAllUsers = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0; 17488 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 17489 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 17490 mContext.enforceCallingOrSelfPermission( 17491 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 17492 "deletePackage for user " + userId); 17493 } 17494 17495 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 17496 try { 17497 observer.onPackageDeleted(packageName, 17498 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 17499 } catch (RemoteException re) { 17500 } 17501 return; 17502 } 17503 17504 if (!deleteAllUsers && getBlockUninstallForUser(internalPackageName, userId)) { 17505 try { 17506 observer.onPackageDeleted(packageName, 17507 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 17508 } catch (RemoteException re) { 17509 } 17510 return; 17511 } 17512 17513 if (DEBUG_REMOVE) { 17514 Slog.d(TAG, "deletePackageAsUser: pkg=" + internalPackageName + " user=" + userId 17515 + " deleteAllUsers: " + deleteAllUsers + " version=" 17516 + (versionCode == PackageManager.VERSION_CODE_HIGHEST 17517 ? "VERSION_CODE_HIGHEST" : versionCode)); 17518 } 17519 // Queue up an async operation since the package deletion may take a little while. 17520 mHandler.post(new Runnable() { 17521 public void run() { 17522 mHandler.removeCallbacks(this); 17523 int returnCode; 17524 if (!deleteAllUsers) { 17525 returnCode = deletePackageX(internalPackageName, versionCode, 17526 userId, deleteFlags); 17527 } else { 17528 int[] blockUninstallUserIds = getBlockUninstallForUsers( 17529 internalPackageName, users); 17530 // If nobody is blocking uninstall, proceed with delete for all users 17531 if (ArrayUtils.isEmpty(blockUninstallUserIds)) { 17532 returnCode = deletePackageX(internalPackageName, versionCode, 17533 userId, deleteFlags); 17534 } else { 17535 // Otherwise uninstall individually for users with blockUninstalls=false 17536 final int userFlags = deleteFlags & ~PackageManager.DELETE_ALL_USERS; 17537 for (int userId : users) { 17538 if (!ArrayUtils.contains(blockUninstallUserIds, userId)) { 17539 returnCode = deletePackageX(internalPackageName, versionCode, 17540 userId, userFlags); 17541 if (returnCode != PackageManager.DELETE_SUCCEEDED) { 17542 Slog.w(TAG, "Package delete failed for user " + userId 17543 + ", returnCode " + returnCode); 17544 } 17545 } 17546 } 17547 // The app has only been marked uninstalled for certain users. 17548 // We still need to report that delete was blocked 17549 returnCode = PackageManager.DELETE_FAILED_OWNER_BLOCKED; 17550 } 17551 } 17552 try { 17553 observer.onPackageDeleted(packageName, returnCode, null); 17554 } catch (RemoteException e) { 17555 Log.i(TAG, "Observer no longer exists."); 17556 } //end catch 17557 } //end run 17558 }); 17559 } 17560 17561 private String resolveExternalPackageNameLPr(PackageParser.Package pkg) { 17562 if (pkg.staticSharedLibName != null) { 17563 return pkg.manifestPackageName; 17564 } 17565 return pkg.packageName; 17566 } 17567 17568 private String resolveInternalPackageNameLPr(String packageName, int versionCode) { 17569 // Handle renamed packages 17570 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 17571 packageName = normalizedPackageName != null ? normalizedPackageName : packageName; 17572 17573 // Is this a static library? 17574 SparseArray<SharedLibraryEntry> versionedLib = 17575 mStaticLibsByDeclaringPackage.get(packageName); 17576 if (versionedLib == null || versionedLib.size() <= 0) { 17577 return packageName; 17578 } 17579 17580 // Figure out which lib versions the caller can see 17581 SparseIntArray versionsCallerCanSee = null; 17582 final int callingAppId = UserHandle.getAppId(Binder.getCallingUid()); 17583 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.SHELL_UID 17584 && callingAppId != Process.ROOT_UID) { 17585 versionsCallerCanSee = new SparseIntArray(); 17586 String libName = versionedLib.valueAt(0).info.getName(); 17587 String[] uidPackages = getPackagesForUid(Binder.getCallingUid()); 17588 if (uidPackages != null) { 17589 for (String uidPackage : uidPackages) { 17590 PackageSetting ps = mSettings.getPackageLPr(uidPackage); 17591 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 17592 if (libIdx >= 0) { 17593 final int libVersion = ps.usesStaticLibrariesVersions[libIdx]; 17594 versionsCallerCanSee.append(libVersion, libVersion); 17595 } 17596 } 17597 } 17598 } 17599 17600 // Caller can see nothing - done 17601 if (versionsCallerCanSee != null && versionsCallerCanSee.size() <= 0) { 17602 return packageName; 17603 } 17604 17605 // Find the version the caller can see and the app version code 17606 SharedLibraryEntry highestVersion = null; 17607 final int versionCount = versionedLib.size(); 17608 for (int i = 0; i < versionCount; i++) { 17609 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 17610 if (versionsCallerCanSee != null && versionsCallerCanSee.indexOfKey( 17611 // TODO: Remove cast for lib version once internally we support longs. 17612 (int) libEntry.info.getVersion()) < 0) { 17613 continue; 17614 } 17615 // TODO: We will change version code to long, so in the new API it is long 17616 final int libVersionCode = (int) libEntry.info.getDeclaringPackage().getVersionCode(); 17617 if (versionCode != PackageManager.VERSION_CODE_HIGHEST) { 17618 if (libVersionCode == versionCode) { 17619 return libEntry.apk; 17620 } 17621 } else if (highestVersion == null) { 17622 highestVersion = libEntry; 17623 } else if (libVersionCode > highestVersion.info 17624 .getDeclaringPackage().getVersionCode()) { 17625 highestVersion = libEntry; 17626 } 17627 } 17628 17629 if (highestVersion != null) { 17630 return highestVersion.apk; 17631 } 17632 17633 return packageName; 17634 } 17635 17636 private boolean isCallerAllowedToSilentlyUninstall(int callingUid, String pkgName) { 17637 if (callingUid == Process.SHELL_UID || callingUid == Process.ROOT_UID 17638 || callingUid == Process.SYSTEM_UID) { 17639 return true; 17640 } 17641 final int callingUserId = UserHandle.getUserId(callingUid); 17642 // If the caller installed the pkgName, then allow it to silently uninstall. 17643 if (callingUid == getPackageUid(getInstallerPackageName(pkgName), 0, callingUserId)) { 17644 return true; 17645 } 17646 17647 // Allow package verifier to silently uninstall. 17648 if (mRequiredVerifierPackage != null && 17649 callingUid == getPackageUid(mRequiredVerifierPackage, 0, callingUserId)) { 17650 return true; 17651 } 17652 17653 // Allow package uninstaller to silently uninstall. 17654 if (mRequiredUninstallerPackage != null && 17655 callingUid == getPackageUid(mRequiredUninstallerPackage, 0, callingUserId)) { 17656 return true; 17657 } 17658 17659 // Allow storage manager to silently uninstall. 17660 if (mStorageManagerPackage != null && 17661 callingUid == getPackageUid(mStorageManagerPackage, 0, callingUserId)) { 17662 return true; 17663 } 17664 return false; 17665 } 17666 17667 private int[] getBlockUninstallForUsers(String packageName, int[] userIds) { 17668 int[] result = EMPTY_INT_ARRAY; 17669 for (int userId : userIds) { 17670 if (getBlockUninstallForUser(packageName, userId)) { 17671 result = ArrayUtils.appendInt(result, userId); 17672 } 17673 } 17674 return result; 17675 } 17676 17677 @Override 17678 public boolean isPackageDeviceAdminOnAnyUser(String packageName) { 17679 return isPackageDeviceAdmin(packageName, UserHandle.USER_ALL); 17680 } 17681 17682 private boolean isPackageDeviceAdmin(String packageName, int userId) { 17683 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 17684 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 17685 try { 17686 if (dpm != null) { 17687 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 17688 /* callingUserOnly =*/ false); 17689 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 17690 : deviceOwnerComponentName.getPackageName(); 17691 // Does the package contains the device owner? 17692 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 17693 // this check is probably not needed, since DO should be registered as a device 17694 // admin on some user too. (Original bug for this: b/17657954) 17695 if (packageName.equals(deviceOwnerPackageName)) { 17696 return true; 17697 } 17698 // Does it contain a device admin for any user? 17699 int[] users; 17700 if (userId == UserHandle.USER_ALL) { 17701 users = sUserManager.getUserIds(); 17702 } else { 17703 users = new int[]{userId}; 17704 } 17705 for (int i = 0; i < users.length; ++i) { 17706 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 17707 return true; 17708 } 17709 } 17710 } 17711 } catch (RemoteException e) { 17712 } 17713 return false; 17714 } 17715 17716 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 17717 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 17718 } 17719 17720 /** 17721 * This method is an internal method that could be get invoked either 17722 * to delete an installed package or to clean up a failed installation. 17723 * After deleting an installed package, a broadcast is sent to notify any 17724 * listeners that the package has been removed. For cleaning up a failed 17725 * installation, the broadcast is not necessary since the package's 17726 * installation wouldn't have sent the initial broadcast either 17727 * The key steps in deleting a package are 17728 * deleting the package information in internal structures like mPackages, 17729 * deleting the packages base directories through installd 17730 * updating mSettings to reflect current status 17731 * persisting settings for later use 17732 * sending a broadcast if necessary 17733 */ 17734 private int deletePackageX(String packageName, int versionCode, int userId, int deleteFlags) { 17735 final PackageRemovedInfo info = new PackageRemovedInfo(this); 17736 final boolean res; 17737 17738 final int removeUser = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0 17739 ? UserHandle.USER_ALL : userId; 17740 17741 if (isPackageDeviceAdmin(packageName, removeUser)) { 17742 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 17743 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 17744 } 17745 17746 PackageSetting uninstalledPs = null; 17747 PackageParser.Package pkg = null; 17748 17749 // for the uninstall-updates case and restricted profiles, remember the per- 17750 // user handle installed state 17751 int[] allUsers; 17752 synchronized (mPackages) { 17753 uninstalledPs = mSettings.mPackages.get(packageName); 17754 if (uninstalledPs == null) { 17755 Slog.w(TAG, "Not removing non-existent package " + packageName); 17756 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17757 } 17758 17759 if (versionCode != PackageManager.VERSION_CODE_HIGHEST 17760 && uninstalledPs.versionCode != versionCode) { 17761 Slog.w(TAG, "Not removing package " + packageName + " with versionCode " 17762 + uninstalledPs.versionCode + " != " + versionCode); 17763 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17764 } 17765 17766 // Static shared libs can be declared by any package, so let us not 17767 // allow removing a package if it provides a lib others depend on. 17768 pkg = mPackages.get(packageName); 17769 if (pkg != null && pkg.staticSharedLibName != null) { 17770 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(pkg.staticSharedLibName, 17771 pkg.staticSharedLibVersion); 17772 if (libEntry != null) { 17773 List<VersionedPackage> libClientPackages = getPackagesUsingSharedLibraryLPr( 17774 libEntry.info, 0, userId); 17775 if (!ArrayUtils.isEmpty(libClientPackages)) { 17776 Slog.w(TAG, "Not removing package " + pkg.manifestPackageName 17777 + " hosting lib " + libEntry.info.getName() + " version " 17778 + libEntry.info.getVersion() + " used by " + libClientPackages); 17779 return PackageManager.DELETE_FAILED_USED_SHARED_LIBRARY; 17780 } 17781 } 17782 } 17783 17784 allUsers = sUserManager.getUserIds(); 17785 info.origUsers = uninstalledPs.queryInstalledUsers(allUsers, true); 17786 } 17787 17788 final int freezeUser; 17789 if (isUpdatedSystemApp(uninstalledPs) 17790 && ((deleteFlags & PackageManager.DELETE_SYSTEM_APP) == 0)) { 17791 // We're downgrading a system app, which will apply to all users, so 17792 // freeze them all during the downgrade 17793 freezeUser = UserHandle.USER_ALL; 17794 } else { 17795 freezeUser = removeUser; 17796 } 17797 17798 synchronized (mInstallLock) { 17799 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 17800 try (PackageFreezer freezer = freezePackageForDelete(packageName, freezeUser, 17801 deleteFlags, "deletePackageX")) { 17802 res = deletePackageLIF(packageName, UserHandle.of(removeUser), true, allUsers, 17803 deleteFlags | FLAGS_REMOVE_CHATTY, info, true, null); 17804 } 17805 synchronized (mPackages) { 17806 if (res) { 17807 if (pkg != null) { 17808 mInstantAppRegistry.onPackageUninstalledLPw(pkg, info.removedUsers); 17809 } 17810 updateSequenceNumberLP(packageName, info.removedUsers); 17811 updateInstantAppInstallerLocked(packageName); 17812 } 17813 } 17814 } 17815 17816 if (res) { 17817 final boolean killApp = (deleteFlags & PackageManager.DELETE_DONT_KILL_APP) == 0; 17818 info.sendPackageRemovedBroadcasts(killApp); 17819 info.sendSystemPackageUpdatedBroadcasts(); 17820 info.sendSystemPackageAppearedBroadcasts(); 17821 } 17822 // Force a gc here. 17823 Runtime.getRuntime().gc(); 17824 // Delete the resources here after sending the broadcast to let 17825 // other processes clean up before deleting resources. 17826 if (info.args != null) { 17827 synchronized (mInstallLock) { 17828 info.args.doPostDeleteLI(true); 17829 } 17830 } 17831 17832 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17833 } 17834 17835 static class PackageRemovedInfo { 17836 final PackageSender packageSender; 17837 String removedPackage; 17838 String installerPackageName; 17839 int uid = -1; 17840 int removedAppId = -1; 17841 int[] origUsers; 17842 int[] removedUsers = null; 17843 int[] broadcastUsers = null; 17844 SparseArray<Integer> installReasons; 17845 boolean isRemovedPackageSystemUpdate = false; 17846 boolean isUpdate; 17847 boolean dataRemoved; 17848 boolean removedForAllUsers; 17849 boolean isStaticSharedLib; 17850 // Clean up resources deleted packages. 17851 InstallArgs args = null; 17852 ArrayMap<String, PackageRemovedInfo> removedChildPackages; 17853 ArrayMap<String, PackageInstalledInfo> appearedChildPackages; 17854 17855 PackageRemovedInfo(PackageSender packageSender) { 17856 this.packageSender = packageSender; 17857 } 17858 17859 void sendPackageRemovedBroadcasts(boolean killApp) { 17860 sendPackageRemovedBroadcastInternal(killApp); 17861 final int childCount = removedChildPackages != null ? removedChildPackages.size() : 0; 17862 for (int i = 0; i < childCount; i++) { 17863 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 17864 childInfo.sendPackageRemovedBroadcastInternal(killApp); 17865 } 17866 } 17867 17868 void sendSystemPackageUpdatedBroadcasts() { 17869 if (isRemovedPackageSystemUpdate) { 17870 sendSystemPackageUpdatedBroadcastsInternal(); 17871 final int childCount = (removedChildPackages != null) 17872 ? removedChildPackages.size() : 0; 17873 for (int i = 0; i < childCount; i++) { 17874 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 17875 if (childInfo.isRemovedPackageSystemUpdate) { 17876 childInfo.sendSystemPackageUpdatedBroadcastsInternal(); 17877 } 17878 } 17879 } 17880 } 17881 17882 void sendSystemPackageAppearedBroadcasts() { 17883 final int packageCount = (appearedChildPackages != null) 17884 ? appearedChildPackages.size() : 0; 17885 for (int i = 0; i < packageCount; i++) { 17886 PackageInstalledInfo installedInfo = appearedChildPackages.valueAt(i); 17887 packageSender.sendPackageAddedForNewUsers(installedInfo.name, 17888 true, UserHandle.getAppId(installedInfo.uid), 17889 installedInfo.newUsers); 17890 } 17891 } 17892 17893 private void sendSystemPackageUpdatedBroadcastsInternal() { 17894 Bundle extras = new Bundle(2); 17895 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 17896 extras.putBoolean(Intent.EXTRA_REPLACING, true); 17897 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 17898 removedPackage, extras, 0, null /*targetPackage*/, null, null); 17899 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 17900 removedPackage, extras, 0, null /*targetPackage*/, null, null); 17901 packageSender.sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 17902 null, null, 0, removedPackage, null, null); 17903 if (installerPackageName != null) { 17904 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 17905 removedPackage, extras, 0 /*flags*/, 17906 installerPackageName, null, null); 17907 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 17908 removedPackage, extras, 0 /*flags*/, 17909 installerPackageName, null, null); 17910 } 17911 } 17912 17913 private void sendPackageRemovedBroadcastInternal(boolean killApp) { 17914 // Don't send static shared library removal broadcasts as these 17915 // libs are visible only the the apps that depend on them an one 17916 // cannot remove the library if it has a dependency. 17917 if (isStaticSharedLib) { 17918 return; 17919 } 17920 Bundle extras = new Bundle(2); 17921 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 17922 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, dataRemoved); 17923 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, !killApp); 17924 if (isUpdate || isRemovedPackageSystemUpdate) { 17925 extras.putBoolean(Intent.EXTRA_REPLACING, true); 17926 } 17927 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 17928 if (removedPackage != null) { 17929 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, 17930 removedPackage, extras, 0, null /*targetPackage*/, null, broadcastUsers); 17931 if (installerPackageName != null) { 17932 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, 17933 removedPackage, extras, 0 /*flags*/, 17934 installerPackageName, null, broadcastUsers); 17935 } 17936 if (dataRemoved && !isRemovedPackageSystemUpdate) { 17937 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, 17938 removedPackage, extras, 17939 Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, 17940 null, null, broadcastUsers); 17941 } 17942 } 17943 if (removedAppId >= 0) { 17944 packageSender.sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, 17945 Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, null, null, broadcastUsers); 17946 } 17947 } 17948 17949 void populateUsers(int[] userIds, PackageSetting deletedPackageSetting) { 17950 removedUsers = userIds; 17951 if (removedUsers == null) { 17952 broadcastUsers = null; 17953 return; 17954 } 17955 17956 broadcastUsers = EMPTY_INT_ARRAY; 17957 for (int i = userIds.length - 1; i >= 0; --i) { 17958 final int userId = userIds[i]; 17959 if (deletedPackageSetting.getInstantApp(userId)) { 17960 continue; 17961 } 17962 broadcastUsers = ArrayUtils.appendInt(broadcastUsers, userId); 17963 } 17964 } 17965 } 17966 17967 /* 17968 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 17969 * flag is not set, the data directory is removed as well. 17970 * make sure this flag is set for partially installed apps. If not its meaningless to 17971 * delete a partially installed application. 17972 */ 17973 private void removePackageDataLIF(PackageSetting ps, int[] allUserHandles, 17974 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 17975 String packageName = ps.name; 17976 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 17977 // Retrieve object to delete permissions for shared user later on 17978 final PackageParser.Package deletedPkg; 17979 final PackageSetting deletedPs; 17980 // reader 17981 synchronized (mPackages) { 17982 deletedPkg = mPackages.get(packageName); 17983 deletedPs = mSettings.mPackages.get(packageName); 17984 if (outInfo != null) { 17985 outInfo.removedPackage = packageName; 17986 outInfo.installerPackageName = ps.installerPackageName; 17987 outInfo.isStaticSharedLib = deletedPkg != null 17988 && deletedPkg.staticSharedLibName != null; 17989 outInfo.populateUsers(deletedPs == null ? null 17990 : deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true), deletedPs); 17991 } 17992 } 17993 17994 removePackageLI(ps, (flags & FLAGS_REMOVE_CHATTY) != 0); 17995 17996 if ((flags & PackageManager.DELETE_KEEP_DATA) == 0) { 17997 final PackageParser.Package resolvedPkg; 17998 if (deletedPkg != null) { 17999 resolvedPkg = deletedPkg; 18000 } else { 18001 // We don't have a parsed package when it lives on an ejected 18002 // adopted storage device, so fake something together 18003 resolvedPkg = new PackageParser.Package(ps.name); 18004 resolvedPkg.setVolumeUuid(ps.volumeUuid); 18005 } 18006 destroyAppDataLIF(resolvedPkg, UserHandle.USER_ALL, 18007 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18008 destroyAppProfilesLIF(resolvedPkg, UserHandle.USER_ALL); 18009 if (outInfo != null) { 18010 outInfo.dataRemoved = true; 18011 } 18012 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 18013 } 18014 18015 int removedAppId = -1; 18016 18017 // writer 18018 synchronized (mPackages) { 18019 boolean installedStateChanged = false; 18020 if (deletedPs != null) { 18021 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 18022 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 18023 clearDefaultBrowserIfNeeded(packageName); 18024 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 18025 removedAppId = mSettings.removePackageLPw(packageName); 18026 if (outInfo != null) { 18027 outInfo.removedAppId = removedAppId; 18028 } 18029 updatePermissionsLPw(deletedPs.name, null, 0); 18030 if (deletedPs.sharedUser != null) { 18031 // Remove permissions associated with package. Since runtime 18032 // permissions are per user we have to kill the removed package 18033 // or packages running under the shared user of the removed 18034 // package if revoking the permissions requested only by the removed 18035 // package is successful and this causes a change in gids. 18036 for (int userId : UserManagerService.getInstance().getUserIds()) { 18037 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 18038 userId); 18039 if (userIdToKill == UserHandle.USER_ALL 18040 || userIdToKill >= UserHandle.USER_SYSTEM) { 18041 // If gids changed for this user, kill all affected packages. 18042 mHandler.post(new Runnable() { 18043 @Override 18044 public void run() { 18045 // This has to happen with no lock held. 18046 killApplication(deletedPs.name, deletedPs.appId, 18047 KILL_APP_REASON_GIDS_CHANGED); 18048 } 18049 }); 18050 break; 18051 } 18052 } 18053 } 18054 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 18055 } 18056 // make sure to preserve per-user disabled state if this removal was just 18057 // a downgrade of a system app to the factory package 18058 if (allUserHandles != null && outInfo != null && outInfo.origUsers != null) { 18059 if (DEBUG_REMOVE) { 18060 Slog.d(TAG, "Propagating install state across downgrade"); 18061 } 18062 for (int userId : allUserHandles) { 18063 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 18064 if (DEBUG_REMOVE) { 18065 Slog.d(TAG, " user " + userId + " => " + installed); 18066 } 18067 if (installed != ps.getInstalled(userId)) { 18068 installedStateChanged = true; 18069 } 18070 ps.setInstalled(installed, userId); 18071 } 18072 } 18073 } 18074 // can downgrade to reader 18075 if (writeSettings) { 18076 // Save settings now 18077 mSettings.writeLPr(); 18078 } 18079 if (installedStateChanged) { 18080 mSettings.writeKernelMappingLPr(ps); 18081 } 18082 } 18083 if (removedAppId != -1) { 18084 // A user ID was deleted here. Go through all users and remove it 18085 // from KeyStore. 18086 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, removedAppId); 18087 } 18088 } 18089 18090 static boolean locationIsPrivileged(File path) { 18091 try { 18092 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 18093 .getCanonicalPath(); 18094 return path.getCanonicalPath().startsWith(privilegedAppDir); 18095 } catch (IOException e) { 18096 Slog.e(TAG, "Unable to access code path " + path); 18097 } 18098 return false; 18099 } 18100 18101 /* 18102 * Tries to delete system package. 18103 */ 18104 private boolean deleteSystemPackageLIF(PackageParser.Package deletedPkg, 18105 PackageSetting deletedPs, int[] allUserHandles, int flags, PackageRemovedInfo outInfo, 18106 boolean writeSettings) { 18107 if (deletedPs.parentPackageName != null) { 18108 Slog.w(TAG, "Attempt to delete child system package " + deletedPkg.packageName); 18109 return false; 18110 } 18111 18112 final boolean applyUserRestrictions 18113 = (allUserHandles != null) && (outInfo.origUsers != null); 18114 final PackageSetting disabledPs; 18115 // Confirm if the system package has been updated 18116 // An updated system app can be deleted. This will also have to restore 18117 // the system pkg from system partition 18118 // reader 18119 synchronized (mPackages) { 18120 disabledPs = mSettings.getDisabledSystemPkgLPr(deletedPs.name); 18121 } 18122 18123 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + deletedPkg.packageName 18124 + " disabledPs=" + disabledPs); 18125 18126 if (disabledPs == null) { 18127 Slog.w(TAG, "Attempt to delete unknown system package "+ deletedPkg.packageName); 18128 return false; 18129 } else if (DEBUG_REMOVE) { 18130 Slog.d(TAG, "Deleting system pkg from data partition"); 18131 } 18132 18133 if (DEBUG_REMOVE) { 18134 if (applyUserRestrictions) { 18135 Slog.d(TAG, "Remembering install states:"); 18136 for (int userId : allUserHandles) { 18137 final boolean finstalled = ArrayUtils.contains(outInfo.origUsers, userId); 18138 Slog.d(TAG, " u=" + userId + " inst=" + finstalled); 18139 } 18140 } 18141 } 18142 18143 // Delete the updated package 18144 outInfo.isRemovedPackageSystemUpdate = true; 18145 if (outInfo.removedChildPackages != null) { 18146 final int childCount = (deletedPs.childPackageNames != null) 18147 ? deletedPs.childPackageNames.size() : 0; 18148 for (int i = 0; i < childCount; i++) { 18149 String childPackageName = deletedPs.childPackageNames.get(i); 18150 if (disabledPs.childPackageNames != null && disabledPs.childPackageNames 18151 .contains(childPackageName)) { 18152 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 18153 childPackageName); 18154 if (childInfo != null) { 18155 childInfo.isRemovedPackageSystemUpdate = true; 18156 } 18157 } 18158 } 18159 } 18160 18161 if (disabledPs.versionCode < deletedPs.versionCode) { 18162 // Delete data for downgrades 18163 flags &= ~PackageManager.DELETE_KEEP_DATA; 18164 } else { 18165 // Preserve data by setting flag 18166 flags |= PackageManager.DELETE_KEEP_DATA; 18167 } 18168 18169 boolean ret = deleteInstalledPackageLIF(deletedPs, true, flags, allUserHandles, 18170 outInfo, writeSettings, disabledPs.pkg); 18171 if (!ret) { 18172 return false; 18173 } 18174 18175 // writer 18176 synchronized (mPackages) { 18177 // Reinstate the old system package 18178 enableSystemPackageLPw(disabledPs.pkg); 18179 // Remove any native libraries from the upgraded package. 18180 removeNativeBinariesLI(deletedPs); 18181 } 18182 18183 // Install the system package 18184 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 18185 int parseFlags = mDefParseFlags 18186 | PackageParser.PARSE_MUST_BE_APK 18187 | PackageParser.PARSE_IS_SYSTEM 18188 | PackageParser.PARSE_IS_SYSTEM_DIR; 18189 if (locationIsPrivileged(disabledPs.codePath)) { 18190 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 18191 } 18192 18193 final PackageParser.Package newPkg; 18194 try { 18195 newPkg = scanPackageTracedLI(disabledPs.codePath, parseFlags, 0 /* scanFlags */, 18196 0 /* currentTime */, null); 18197 } catch (PackageManagerException e) { 18198 Slog.w(TAG, "Failed to restore system package:" + deletedPkg.packageName + ": " 18199 + e.getMessage()); 18200 return false; 18201 } 18202 18203 try { 18204 // update shared libraries for the newly re-installed system package 18205 updateSharedLibrariesLPr(newPkg, null); 18206 } catch (PackageManagerException e) { 18207 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 18208 } 18209 18210 prepareAppDataAfterInstallLIF(newPkg); 18211 18212 // writer 18213 synchronized (mPackages) { 18214 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 18215 18216 // Propagate the permissions state as we do not want to drop on the floor 18217 // runtime permissions. The update permissions method below will take 18218 // care of removing obsolete permissions and grant install permissions. 18219 ps.getPermissionsState().copyFrom(deletedPs.getPermissionsState()); 18220 updatePermissionsLPw(newPkg.packageName, newPkg, 18221 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 18222 18223 if (applyUserRestrictions) { 18224 boolean installedStateChanged = false; 18225 if (DEBUG_REMOVE) { 18226 Slog.d(TAG, "Propagating install state across reinstall"); 18227 } 18228 for (int userId : allUserHandles) { 18229 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 18230 if (DEBUG_REMOVE) { 18231 Slog.d(TAG, " user " + userId + " => " + installed); 18232 } 18233 if (installed != ps.getInstalled(userId)) { 18234 installedStateChanged = true; 18235 } 18236 ps.setInstalled(installed, userId); 18237 18238 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 18239 } 18240 // Regardless of writeSettings we need to ensure that this restriction 18241 // state propagation is persisted 18242 mSettings.writeAllUsersPackageRestrictionsLPr(); 18243 if (installedStateChanged) { 18244 mSettings.writeKernelMappingLPr(ps); 18245 } 18246 } 18247 // can downgrade to reader here 18248 if (writeSettings) { 18249 mSettings.writeLPr(); 18250 } 18251 } 18252 return true; 18253 } 18254 18255 private boolean deleteInstalledPackageLIF(PackageSetting ps, 18256 boolean deleteCodeAndResources, int flags, int[] allUserHandles, 18257 PackageRemovedInfo outInfo, boolean writeSettings, 18258 PackageParser.Package replacingPackage) { 18259 synchronized (mPackages) { 18260 if (outInfo != null) { 18261 outInfo.uid = ps.appId; 18262 } 18263 18264 if (outInfo != null && outInfo.removedChildPackages != null) { 18265 final int childCount = (ps.childPackageNames != null) 18266 ? ps.childPackageNames.size() : 0; 18267 for (int i = 0; i < childCount; i++) { 18268 String childPackageName = ps.childPackageNames.get(i); 18269 PackageSetting childPs = mSettings.mPackages.get(childPackageName); 18270 if (childPs == null) { 18271 return false; 18272 } 18273 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 18274 childPackageName); 18275 if (childInfo != null) { 18276 childInfo.uid = childPs.appId; 18277 } 18278 } 18279 } 18280 } 18281 18282 // Delete package data from internal structures and also remove data if flag is set 18283 removePackageDataLIF(ps, allUserHandles, outInfo, flags, writeSettings); 18284 18285 // Delete the child packages data 18286 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 18287 for (int i = 0; i < childCount; i++) { 18288 PackageSetting childPs; 18289 synchronized (mPackages) { 18290 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 18291 } 18292 if (childPs != null) { 18293 PackageRemovedInfo childOutInfo = (outInfo != null 18294 && outInfo.removedChildPackages != null) 18295 ? outInfo.removedChildPackages.get(childPs.name) : null; 18296 final int deleteFlags = (flags & DELETE_KEEP_DATA) != 0 18297 && (replacingPackage != null 18298 && !replacingPackage.hasChildPackage(childPs.name)) 18299 ? flags & ~DELETE_KEEP_DATA : flags; 18300 removePackageDataLIF(childPs, allUserHandles, childOutInfo, 18301 deleteFlags, writeSettings); 18302 } 18303 } 18304 18305 // Delete application code and resources only for parent packages 18306 if (ps.parentPackageName == null) { 18307 if (deleteCodeAndResources && (outInfo != null)) { 18308 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 18309 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 18310 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 18311 } 18312 } 18313 18314 return true; 18315 } 18316 18317 @Override 18318 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 18319 int userId) { 18320 mContext.enforceCallingOrSelfPermission( 18321 android.Manifest.permission.DELETE_PACKAGES, null); 18322 synchronized (mPackages) { 18323 PackageSetting ps = mSettings.mPackages.get(packageName); 18324 if (ps == null) { 18325 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 18326 return false; 18327 } 18328 // Cannot block uninstall of static shared libs as they are 18329 // considered a part of the using app (emulating static linking). 18330 // Also static libs are installed always on internal storage. 18331 PackageParser.Package pkg = mPackages.get(packageName); 18332 if (pkg != null && pkg.staticSharedLibName != null) { 18333 Slog.w(TAG, "Cannot block uninstall of package: " + packageName 18334 + " providing static shared library: " + pkg.staticSharedLibName); 18335 return false; 18336 } 18337 if (!ps.getInstalled(userId)) { 18338 // Can't block uninstall for an app that is not installed or enabled. 18339 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 18340 return false; 18341 } 18342 ps.setBlockUninstall(blockUninstall, userId); 18343 mSettings.writePackageRestrictionsLPr(userId); 18344 } 18345 return true; 18346 } 18347 18348 @Override 18349 public boolean getBlockUninstallForUser(String packageName, int userId) { 18350 synchronized (mPackages) { 18351 PackageSetting ps = mSettings.mPackages.get(packageName); 18352 if (ps == null) { 18353 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 18354 return false; 18355 } 18356 return ps.getBlockUninstall(userId); 18357 } 18358 } 18359 18360 @Override 18361 public boolean setRequiredForSystemUser(String packageName, boolean systemUserApp) { 18362 int callingUid = Binder.getCallingUid(); 18363 if (callingUid != Process.SYSTEM_UID && callingUid != Process.ROOT_UID) { 18364 throw new SecurityException( 18365 "setRequiredForSystemUser can only be run by the system or root"); 18366 } 18367 synchronized (mPackages) { 18368 PackageSetting ps = mSettings.mPackages.get(packageName); 18369 if (ps == null) { 18370 Log.w(TAG, "Package doesn't exist: " + packageName); 18371 return false; 18372 } 18373 if (systemUserApp) { 18374 ps.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18375 } else { 18376 ps.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18377 } 18378 mSettings.writeLPr(); 18379 } 18380 return true; 18381 } 18382 18383 /* 18384 * This method handles package deletion in general 18385 */ 18386 private boolean deletePackageLIF(String packageName, UserHandle user, 18387 boolean deleteCodeAndResources, int[] allUserHandles, int flags, 18388 PackageRemovedInfo outInfo, boolean writeSettings, 18389 PackageParser.Package replacingPackage) { 18390 if (packageName == null) { 18391 Slog.w(TAG, "Attempt to delete null packageName."); 18392 return false; 18393 } 18394 18395 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 18396 18397 PackageSetting ps; 18398 synchronized (mPackages) { 18399 ps = mSettings.mPackages.get(packageName); 18400 if (ps == null) { 18401 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18402 return false; 18403 } 18404 18405 if (ps.parentPackageName != null && (!isSystemApp(ps) 18406 || (flags & PackageManager.DELETE_SYSTEM_APP) != 0)) { 18407 if (DEBUG_REMOVE) { 18408 Slog.d(TAG, "Uninstalled child package:" + packageName + " for user:" 18409 + ((user == null) ? UserHandle.USER_ALL : user)); 18410 } 18411 final int removedUserId = (user != null) ? user.getIdentifier() 18412 : UserHandle.USER_ALL; 18413 if (!clearPackageStateForUserLIF(ps, removedUserId, outInfo)) { 18414 return false; 18415 } 18416 markPackageUninstalledForUserLPw(ps, user); 18417 scheduleWritePackageRestrictionsLocked(user); 18418 return true; 18419 } 18420 } 18421 18422 if (((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 18423 && user.getIdentifier() != UserHandle.USER_ALL)) { 18424 // The caller is asking that the package only be deleted for a single 18425 // user. To do this, we just mark its uninstalled state and delete 18426 // its data. If this is a system app, we only allow this to happen if 18427 // they have set the special DELETE_SYSTEM_APP which requests different 18428 // semantics than normal for uninstalling system apps. 18429 markPackageUninstalledForUserLPw(ps, user); 18430 18431 if (!isSystemApp(ps)) { 18432 // Do not uninstall the APK if an app should be cached 18433 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 18434 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 18435 // Other user still have this package installed, so all 18436 // we need to do is clear this user's data and save that 18437 // it is uninstalled. 18438 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 18439 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18440 return false; 18441 } 18442 scheduleWritePackageRestrictionsLocked(user); 18443 return true; 18444 } else { 18445 // We need to set it back to 'installed' so the uninstall 18446 // broadcasts will be sent correctly. 18447 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 18448 ps.setInstalled(true, user.getIdentifier()); 18449 mSettings.writeKernelMappingLPr(ps); 18450 } 18451 } else { 18452 // This is a system app, so we assume that the 18453 // other users still have this package installed, so all 18454 // we need to do is clear this user's data and save that 18455 // it is uninstalled. 18456 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 18457 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18458 return false; 18459 } 18460 scheduleWritePackageRestrictionsLocked(user); 18461 return true; 18462 } 18463 } 18464 18465 // If we are deleting a composite package for all users, keep track 18466 // of result for each child. 18467 if (ps.childPackageNames != null && outInfo != null) { 18468 synchronized (mPackages) { 18469 final int childCount = ps.childPackageNames.size(); 18470 outInfo.removedChildPackages = new ArrayMap<>(childCount); 18471 for (int i = 0; i < childCount; i++) { 18472 String childPackageName = ps.childPackageNames.get(i); 18473 PackageRemovedInfo childInfo = new PackageRemovedInfo(this); 18474 childInfo.removedPackage = childPackageName; 18475 childInfo.installerPackageName = ps.installerPackageName; 18476 outInfo.removedChildPackages.put(childPackageName, childInfo); 18477 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18478 if (childPs != null) { 18479 childInfo.origUsers = childPs.queryInstalledUsers(allUserHandles, true); 18480 } 18481 } 18482 } 18483 } 18484 18485 boolean ret = false; 18486 if (isSystemApp(ps)) { 18487 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package: " + ps.name); 18488 // When an updated system application is deleted we delete the existing resources 18489 // as well and fall back to existing code in system partition 18490 ret = deleteSystemPackageLIF(ps.pkg, ps, allUserHandles, flags, outInfo, writeSettings); 18491 } else { 18492 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package: " + ps.name); 18493 ret = deleteInstalledPackageLIF(ps, deleteCodeAndResources, flags, allUserHandles, 18494 outInfo, writeSettings, replacingPackage); 18495 } 18496 18497 // Take a note whether we deleted the package for all users 18498 if (outInfo != null) { 18499 outInfo.removedForAllUsers = mPackages.get(ps.name) == null; 18500 if (outInfo.removedChildPackages != null) { 18501 synchronized (mPackages) { 18502 final int childCount = outInfo.removedChildPackages.size(); 18503 for (int i = 0; i < childCount; i++) { 18504 PackageRemovedInfo childInfo = outInfo.removedChildPackages.valueAt(i); 18505 if (childInfo != null) { 18506 childInfo.removedForAllUsers = mPackages.get( 18507 childInfo.removedPackage) == null; 18508 } 18509 } 18510 } 18511 } 18512 // If we uninstalled an update to a system app there may be some 18513 // child packages that appeared as they are declared in the system 18514 // app but were not declared in the update. 18515 if (isSystemApp(ps)) { 18516 synchronized (mPackages) { 18517 PackageSetting updatedPs = mSettings.getPackageLPr(ps.name); 18518 final int childCount = (updatedPs.childPackageNames != null) 18519 ? updatedPs.childPackageNames.size() : 0; 18520 for (int i = 0; i < childCount; i++) { 18521 String childPackageName = updatedPs.childPackageNames.get(i); 18522 if (outInfo.removedChildPackages == null 18523 || outInfo.removedChildPackages.indexOfKey(childPackageName) < 0) { 18524 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18525 if (childPs == null) { 18526 continue; 18527 } 18528 PackageInstalledInfo installRes = new PackageInstalledInfo(); 18529 installRes.name = childPackageName; 18530 installRes.newUsers = childPs.queryInstalledUsers(allUserHandles, true); 18531 installRes.pkg = mPackages.get(childPackageName); 18532 installRes.uid = childPs.pkg.applicationInfo.uid; 18533 if (outInfo.appearedChildPackages == null) { 18534 outInfo.appearedChildPackages = new ArrayMap<>(); 18535 } 18536 outInfo.appearedChildPackages.put(childPackageName, installRes); 18537 } 18538 } 18539 } 18540 } 18541 } 18542 18543 return ret; 18544 } 18545 18546 private void markPackageUninstalledForUserLPw(PackageSetting ps, UserHandle user) { 18547 final int[] userIds = (user == null || user.getIdentifier() == UserHandle.USER_ALL) 18548 ? sUserManager.getUserIds() : new int[] {user.getIdentifier()}; 18549 for (int nextUserId : userIds) { 18550 if (DEBUG_REMOVE) { 18551 Slog.d(TAG, "Marking package:" + ps.name + " uninstalled for user:" + nextUserId); 18552 } 18553 ps.setUserState(nextUserId, 0, COMPONENT_ENABLED_STATE_DEFAULT, 18554 false /*installed*/, 18555 true /*stopped*/, 18556 true /*notLaunched*/, 18557 false /*hidden*/, 18558 false /*suspended*/, 18559 false /*instantApp*/, 18560 null /*lastDisableAppCaller*/, 18561 null /*enabledComponents*/, 18562 null /*disabledComponents*/, 18563 false /*blockUninstall*/, 18564 ps.readUserState(nextUserId).domainVerificationStatus, 18565 0, PackageManager.INSTALL_REASON_UNKNOWN); 18566 } 18567 mSettings.writeKernelMappingLPr(ps); 18568 } 18569 18570 private boolean clearPackageStateForUserLIF(PackageSetting ps, int userId, 18571 PackageRemovedInfo outInfo) { 18572 final PackageParser.Package pkg; 18573 synchronized (mPackages) { 18574 pkg = mPackages.get(ps.name); 18575 } 18576 18577 final int[] userIds = (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() 18578 : new int[] {userId}; 18579 for (int nextUserId : userIds) { 18580 if (DEBUG_REMOVE) { 18581 Slog.d(TAG, "Updating package:" + ps.name + " install state for user:" 18582 + nextUserId); 18583 } 18584 18585 destroyAppDataLIF(pkg, userId, 18586 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18587 destroyAppProfilesLIF(pkg, userId); 18588 clearDefaultBrowserIfNeededForUser(ps.name, userId); 18589 removeKeystoreDataIfNeeded(nextUserId, ps.appId); 18590 schedulePackageCleaning(ps.name, nextUserId, false); 18591 synchronized (mPackages) { 18592 if (clearPackagePreferredActivitiesLPw(ps.name, nextUserId)) { 18593 scheduleWritePackageRestrictionsLocked(nextUserId); 18594 } 18595 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, nextUserId); 18596 } 18597 } 18598 18599 if (outInfo != null) { 18600 outInfo.removedPackage = ps.name; 18601 outInfo.installerPackageName = ps.installerPackageName; 18602 outInfo.isStaticSharedLib = pkg != null && pkg.staticSharedLibName != null; 18603 outInfo.removedAppId = ps.appId; 18604 outInfo.removedUsers = userIds; 18605 outInfo.broadcastUsers = userIds; 18606 } 18607 18608 return true; 18609 } 18610 18611 private final class ClearStorageConnection implements ServiceConnection { 18612 IMediaContainerService mContainerService; 18613 18614 @Override 18615 public void onServiceConnected(ComponentName name, IBinder service) { 18616 synchronized (this) { 18617 mContainerService = IMediaContainerService.Stub 18618 .asInterface(Binder.allowBlocking(service)); 18619 notifyAll(); 18620 } 18621 } 18622 18623 @Override 18624 public void onServiceDisconnected(ComponentName name) { 18625 } 18626 } 18627 18628 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 18629 if (DEFAULT_CONTAINER_PACKAGE.equals(packageName)) return; 18630 18631 final boolean mounted; 18632 if (Environment.isExternalStorageEmulated()) { 18633 mounted = true; 18634 } else { 18635 final String status = Environment.getExternalStorageState(); 18636 18637 mounted = status.equals(Environment.MEDIA_MOUNTED) 18638 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 18639 } 18640 18641 if (!mounted) { 18642 return; 18643 } 18644 18645 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 18646 int[] users; 18647 if (userId == UserHandle.USER_ALL) { 18648 users = sUserManager.getUserIds(); 18649 } else { 18650 users = new int[] { userId }; 18651 } 18652 final ClearStorageConnection conn = new ClearStorageConnection(); 18653 if (mContext.bindServiceAsUser( 18654 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 18655 try { 18656 for (int curUser : users) { 18657 long timeout = SystemClock.uptimeMillis() + 5000; 18658 synchronized (conn) { 18659 long now; 18660 while (conn.mContainerService == null && 18661 (now = SystemClock.uptimeMillis()) < timeout) { 18662 try { 18663 conn.wait(timeout - now); 18664 } catch (InterruptedException e) { 18665 } 18666 } 18667 } 18668 if (conn.mContainerService == null) { 18669 return; 18670 } 18671 18672 final UserEnvironment userEnv = new UserEnvironment(curUser); 18673 clearDirectory(conn.mContainerService, 18674 userEnv.buildExternalStorageAppCacheDirs(packageName)); 18675 if (allData) { 18676 clearDirectory(conn.mContainerService, 18677 userEnv.buildExternalStorageAppDataDirs(packageName)); 18678 clearDirectory(conn.mContainerService, 18679 userEnv.buildExternalStorageAppMediaDirs(packageName)); 18680 } 18681 } 18682 } finally { 18683 mContext.unbindService(conn); 18684 } 18685 } 18686 } 18687 18688 @Override 18689 public void clearApplicationProfileData(String packageName) { 18690 enforceSystemOrRoot("Only the system can clear all profile data"); 18691 18692 final PackageParser.Package pkg; 18693 synchronized (mPackages) { 18694 pkg = mPackages.get(packageName); 18695 } 18696 18697 try (PackageFreezer freezer = freezePackage(packageName, "clearApplicationProfileData")) { 18698 synchronized (mInstallLock) { 18699 clearAppProfilesLIF(pkg, UserHandle.USER_ALL); 18700 } 18701 } 18702 } 18703 18704 @Override 18705 public void clearApplicationUserData(final String packageName, 18706 final IPackageDataObserver observer, final int userId) { 18707 mContext.enforceCallingOrSelfPermission( 18708 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 18709 18710 enforceCrossUserPermission(Binder.getCallingUid(), userId, 18711 true /* requireFullPermission */, false /* checkShell */, "clear application data"); 18712 18713 if (mProtectedPackages.isPackageDataProtected(userId, packageName)) { 18714 throw new SecurityException("Cannot clear data for a protected package: " 18715 + packageName); 18716 } 18717 // Queue up an async operation since the package deletion may take a little while. 18718 mHandler.post(new Runnable() { 18719 public void run() { 18720 mHandler.removeCallbacks(this); 18721 final boolean succeeded; 18722 try (PackageFreezer freezer = freezePackage(packageName, 18723 "clearApplicationUserData")) { 18724 synchronized (mInstallLock) { 18725 succeeded = clearApplicationUserDataLIF(packageName, userId); 18726 } 18727 clearExternalStorageDataSync(packageName, userId, true); 18728 synchronized (mPackages) { 18729 mInstantAppRegistry.deleteInstantApplicationMetadataLPw( 18730 packageName, userId); 18731 } 18732 } 18733 if (succeeded) { 18734 // invoke DeviceStorageMonitor's update method to clear any notifications 18735 DeviceStorageMonitorInternal dsm = LocalServices 18736 .getService(DeviceStorageMonitorInternal.class); 18737 if (dsm != null) { 18738 dsm.checkMemory(); 18739 } 18740 } 18741 if(observer != null) { 18742 try { 18743 observer.onRemoveCompleted(packageName, succeeded); 18744 } catch (RemoteException e) { 18745 Log.i(TAG, "Observer no longer exists."); 18746 } 18747 } //end if observer 18748 } //end run 18749 }); 18750 } 18751 18752 private boolean clearApplicationUserDataLIF(String packageName, int userId) { 18753 if (packageName == null) { 18754 Slog.w(TAG, "Attempt to delete null packageName."); 18755 return false; 18756 } 18757 18758 // Try finding details about the requested package 18759 PackageParser.Package pkg; 18760 synchronized (mPackages) { 18761 pkg = mPackages.get(packageName); 18762 if (pkg == null) { 18763 final PackageSetting ps = mSettings.mPackages.get(packageName); 18764 if (ps != null) { 18765 pkg = ps.pkg; 18766 } 18767 } 18768 18769 if (pkg == null) { 18770 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18771 return false; 18772 } 18773 18774 PackageSetting ps = (PackageSetting) pkg.mExtras; 18775 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 18776 } 18777 18778 clearAppDataLIF(pkg, userId, 18779 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18780 18781 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 18782 removeKeystoreDataIfNeeded(userId, appId); 18783 18784 UserManagerInternal umInternal = getUserManagerInternal(); 18785 final int flags; 18786 if (umInternal.isUserUnlockingOrUnlocked(userId)) { 18787 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 18788 } else if (umInternal.isUserRunning(userId)) { 18789 flags = StorageManager.FLAG_STORAGE_DE; 18790 } else { 18791 flags = 0; 18792 } 18793 prepareAppDataContentsLIF(pkg, userId, flags); 18794 18795 return true; 18796 } 18797 18798 /** 18799 * Reverts user permission state changes (permissions and flags) in 18800 * all packages for a given user. 18801 * 18802 * @param userId The device user for which to do a reset. 18803 */ 18804 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 18805 final int packageCount = mPackages.size(); 18806 for (int i = 0; i < packageCount; i++) { 18807 PackageParser.Package pkg = mPackages.valueAt(i); 18808 PackageSetting ps = (PackageSetting) pkg.mExtras; 18809 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 18810 } 18811 } 18812 18813 private void resetNetworkPolicies(int userId) { 18814 LocalServices.getService(NetworkPolicyManagerInternal.class).resetUserState(userId); 18815 } 18816 18817 /** 18818 * Reverts user permission state changes (permissions and flags). 18819 * 18820 * @param ps The package for which to reset. 18821 * @param userId The device user for which to do a reset. 18822 */ 18823 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 18824 final PackageSetting ps, final int userId) { 18825 if (ps.pkg == null) { 18826 return; 18827 } 18828 18829 // These are flags that can change base on user actions. 18830 final int userSettableMask = FLAG_PERMISSION_USER_SET 18831 | FLAG_PERMISSION_USER_FIXED 18832 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 18833 | FLAG_PERMISSION_REVIEW_REQUIRED; 18834 18835 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 18836 | FLAG_PERMISSION_POLICY_FIXED; 18837 18838 boolean writeInstallPermissions = false; 18839 boolean writeRuntimePermissions = false; 18840 18841 final int permissionCount = ps.pkg.requestedPermissions.size(); 18842 for (int i = 0; i < permissionCount; i++) { 18843 String permission = ps.pkg.requestedPermissions.get(i); 18844 18845 BasePermission bp = mSettings.mPermissions.get(permission); 18846 if (bp == null) { 18847 continue; 18848 } 18849 18850 // If shared user we just reset the state to which only this app contributed. 18851 if (ps.sharedUser != null) { 18852 boolean used = false; 18853 final int packageCount = ps.sharedUser.packages.size(); 18854 for (int j = 0; j < packageCount; j++) { 18855 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 18856 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 18857 && pkg.pkg.requestedPermissions.contains(permission)) { 18858 used = true; 18859 break; 18860 } 18861 } 18862 if (used) { 18863 continue; 18864 } 18865 } 18866 18867 PermissionsState permissionsState = ps.getPermissionsState(); 18868 18869 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 18870 18871 // Always clear the user settable flags. 18872 final boolean hasInstallState = permissionsState.getInstallPermissionState( 18873 bp.name) != null; 18874 // If permission review is enabled and this is a legacy app, mark the 18875 // permission as requiring a review as this is the initial state. 18876 int flags = 0; 18877 if (mPermissionReviewRequired 18878 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 18879 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 18880 } 18881 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 18882 if (hasInstallState) { 18883 writeInstallPermissions = true; 18884 } else { 18885 writeRuntimePermissions = true; 18886 } 18887 } 18888 18889 // Below is only runtime permission handling. 18890 if (!bp.isRuntime()) { 18891 continue; 18892 } 18893 18894 // Never clobber system or policy. 18895 if ((oldFlags & policyOrSystemFlags) != 0) { 18896 continue; 18897 } 18898 18899 // If this permission was granted by default, make sure it is. 18900 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 18901 if (permissionsState.grantRuntimePermission(bp, userId) 18902 != PERMISSION_OPERATION_FAILURE) { 18903 writeRuntimePermissions = true; 18904 } 18905 // If permission review is enabled the permissions for a legacy apps 18906 // are represented as constantly granted runtime ones, so don't revoke. 18907 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 18908 // Otherwise, reset the permission. 18909 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 18910 switch (revokeResult) { 18911 case PERMISSION_OPERATION_SUCCESS: 18912 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 18913 writeRuntimePermissions = true; 18914 final int appId = ps.appId; 18915 mHandler.post(new Runnable() { 18916 @Override 18917 public void run() { 18918 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 18919 } 18920 }); 18921 } break; 18922 } 18923 } 18924 } 18925 18926 // Synchronously write as we are taking permissions away. 18927 if (writeRuntimePermissions) { 18928 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 18929 } 18930 18931 // Synchronously write as we are taking permissions away. 18932 if (writeInstallPermissions) { 18933 mSettings.writeLPr(); 18934 } 18935 } 18936 18937 /** 18938 * Remove entries from the keystore daemon. Will only remove it if the 18939 * {@code appId} is valid. 18940 */ 18941 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 18942 if (appId < 0) { 18943 return; 18944 } 18945 18946 final KeyStore keyStore = KeyStore.getInstance(); 18947 if (keyStore != null) { 18948 if (userId == UserHandle.USER_ALL) { 18949 for (final int individual : sUserManager.getUserIds()) { 18950 keyStore.clearUid(UserHandle.getUid(individual, appId)); 18951 } 18952 } else { 18953 keyStore.clearUid(UserHandle.getUid(userId, appId)); 18954 } 18955 } else { 18956 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 18957 } 18958 } 18959 18960 @Override 18961 public void deleteApplicationCacheFiles(final String packageName, 18962 final IPackageDataObserver observer) { 18963 final int userId = UserHandle.getCallingUserId(); 18964 deleteApplicationCacheFilesAsUser(packageName, userId, observer); 18965 } 18966 18967 @Override 18968 public void deleteApplicationCacheFilesAsUser(final String packageName, final int userId, 18969 final IPackageDataObserver observer) { 18970 mContext.enforceCallingOrSelfPermission( 18971 android.Manifest.permission.DELETE_CACHE_FILES, null); 18972 enforceCrossUserPermission(Binder.getCallingUid(), userId, 18973 /* requireFullPermission= */ true, /* checkShell= */ false, 18974 "delete application cache files"); 18975 18976 final PackageParser.Package pkg; 18977 synchronized (mPackages) { 18978 pkg = mPackages.get(packageName); 18979 } 18980 18981 // Queue up an async operation since the package deletion may take a little while. 18982 mHandler.post(new Runnable() { 18983 public void run() { 18984 synchronized (mInstallLock) { 18985 final int flags = StorageManager.FLAG_STORAGE_DE 18986 | StorageManager.FLAG_STORAGE_CE; 18987 // We're only clearing cache files, so we don't care if the 18988 // app is unfrozen and still able to run 18989 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CACHE_ONLY); 18990 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 18991 } 18992 clearExternalStorageDataSync(packageName, userId, false); 18993 if (observer != null) { 18994 try { 18995 observer.onRemoveCompleted(packageName, true); 18996 } catch (RemoteException e) { 18997 Log.i(TAG, "Observer no longer exists."); 18998 } 18999 } 19000 } 19001 }); 19002 } 19003 19004 @Override 19005 public void getPackageSizeInfo(final String packageName, int userHandle, 19006 final IPackageStatsObserver observer) { 19007 throw new UnsupportedOperationException( 19008 "Shame on you for calling the hidden API getPackageSizeInfo(). Shame!"); 19009 } 19010 19011 private boolean getPackageSizeInfoLI(String packageName, int userId, PackageStats stats) { 19012 final PackageSetting ps; 19013 synchronized (mPackages) { 19014 ps = mSettings.mPackages.get(packageName); 19015 if (ps == null) { 19016 Slog.w(TAG, "Failed to find settings for " + packageName); 19017 return false; 19018 } 19019 } 19020 19021 final String[] packageNames = { packageName }; 19022 final long[] ceDataInodes = { ps.getCeDataInode(userId) }; 19023 final String[] codePaths = { ps.codePathString }; 19024 19025 try { 19026 mInstaller.getAppSize(ps.volumeUuid, packageNames, userId, 0, 19027 ps.appId, ceDataInodes, codePaths, stats); 19028 19029 // For now, ignore code size of packages on system partition 19030 if (isSystemApp(ps) && !isUpdatedSystemApp(ps)) { 19031 stats.codeSize = 0; 19032 } 19033 19034 // External clients expect these to be tracked separately 19035 stats.dataSize -= stats.cacheSize; 19036 19037 } catch (InstallerException e) { 19038 Slog.w(TAG, String.valueOf(e)); 19039 return false; 19040 } 19041 19042 return true; 19043 } 19044 19045 private int getUidTargetSdkVersionLockedLPr(int uid) { 19046 Object obj = mSettings.getUserIdLPr(uid); 19047 if (obj instanceof SharedUserSetting) { 19048 final SharedUserSetting sus = (SharedUserSetting) obj; 19049 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 19050 final Iterator<PackageSetting> it = sus.packages.iterator(); 19051 while (it.hasNext()) { 19052 final PackageSetting ps = it.next(); 19053 if (ps.pkg != null) { 19054 int v = ps.pkg.applicationInfo.targetSdkVersion; 19055 if (v < vers) vers = v; 19056 } 19057 } 19058 return vers; 19059 } else if (obj instanceof PackageSetting) { 19060 final PackageSetting ps = (PackageSetting) obj; 19061 if (ps.pkg != null) { 19062 return ps.pkg.applicationInfo.targetSdkVersion; 19063 } 19064 } 19065 return Build.VERSION_CODES.CUR_DEVELOPMENT; 19066 } 19067 19068 @Override 19069 public void addPreferredActivity(IntentFilter filter, int match, 19070 ComponentName[] set, ComponentName activity, int userId) { 19071 addPreferredActivityInternal(filter, match, set, activity, true, userId, 19072 "Adding preferred"); 19073 } 19074 19075 private void addPreferredActivityInternal(IntentFilter filter, int match, 19076 ComponentName[] set, ComponentName activity, boolean always, int userId, 19077 String opname) { 19078 // writer 19079 int callingUid = Binder.getCallingUid(); 19080 enforceCrossUserPermission(callingUid, userId, 19081 true /* requireFullPermission */, false /* checkShell */, "add preferred activity"); 19082 if (filter.countActions() == 0) { 19083 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 19084 return; 19085 } 19086 synchronized (mPackages) { 19087 if (mContext.checkCallingOrSelfPermission( 19088 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 19089 != PackageManager.PERMISSION_GRANTED) { 19090 if (getUidTargetSdkVersionLockedLPr(callingUid) 19091 < Build.VERSION_CODES.FROYO) { 19092 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 19093 + callingUid); 19094 return; 19095 } 19096 mContext.enforceCallingOrSelfPermission( 19097 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19098 } 19099 19100 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 19101 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 19102 + userId + ":"); 19103 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19104 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 19105 scheduleWritePackageRestrictionsLocked(userId); 19106 postPreferredActivityChangedBroadcast(userId); 19107 } 19108 } 19109 19110 private void postPreferredActivityChangedBroadcast(int userId) { 19111 mHandler.post(() -> { 19112 final IActivityManager am = ActivityManager.getService(); 19113 if (am == null) { 19114 return; 19115 } 19116 19117 final Intent intent = new Intent(Intent.ACTION_PREFERRED_ACTIVITY_CHANGED); 19118 intent.putExtra(Intent.EXTRA_USER_HANDLE, userId); 19119 try { 19120 am.broadcastIntent(null, intent, null, null, 19121 0, null, null, null, android.app.AppOpsManager.OP_NONE, 19122 null, false, false, userId); 19123 } catch (RemoteException e) { 19124 } 19125 }); 19126 } 19127 19128 @Override 19129 public void replacePreferredActivity(IntentFilter filter, int match, 19130 ComponentName[] set, ComponentName activity, int userId) { 19131 if (filter.countActions() != 1) { 19132 throw new IllegalArgumentException( 19133 "replacePreferredActivity expects filter to have only 1 action."); 19134 } 19135 if (filter.countDataAuthorities() != 0 19136 || filter.countDataPaths() != 0 19137 || filter.countDataSchemes() > 1 19138 || filter.countDataTypes() != 0) { 19139 throw new IllegalArgumentException( 19140 "replacePreferredActivity expects filter to have no data authorities, " + 19141 "paths, or types; and at most one scheme."); 19142 } 19143 19144 final int callingUid = Binder.getCallingUid(); 19145 enforceCrossUserPermission(callingUid, userId, 19146 true /* requireFullPermission */, false /* checkShell */, 19147 "replace preferred activity"); 19148 synchronized (mPackages) { 19149 if (mContext.checkCallingOrSelfPermission( 19150 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 19151 != PackageManager.PERMISSION_GRANTED) { 19152 if (getUidTargetSdkVersionLockedLPr(callingUid) 19153 < Build.VERSION_CODES.FROYO) { 19154 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 19155 + Binder.getCallingUid()); 19156 return; 19157 } 19158 mContext.enforceCallingOrSelfPermission( 19159 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19160 } 19161 19162 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 19163 if (pir != null) { 19164 // Get all of the existing entries that exactly match this filter. 19165 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 19166 if (existing != null && existing.size() == 1) { 19167 PreferredActivity cur = existing.get(0); 19168 if (DEBUG_PREFERRED) { 19169 Slog.i(TAG, "Checking replace of preferred:"); 19170 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19171 if (!cur.mPref.mAlways) { 19172 Slog.i(TAG, " -- CUR; not mAlways!"); 19173 } else { 19174 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 19175 Slog.i(TAG, " -- CUR: mSet=" 19176 + Arrays.toString(cur.mPref.mSetComponents)); 19177 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 19178 Slog.i(TAG, " -- NEW: mMatch=" 19179 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 19180 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 19181 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 19182 } 19183 } 19184 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 19185 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 19186 && cur.mPref.sameSet(set)) { 19187 // Setting the preferred activity to what it happens to be already 19188 if (DEBUG_PREFERRED) { 19189 Slog.i(TAG, "Replacing with same preferred activity " 19190 + cur.mPref.mShortComponent + " for user " 19191 + userId + ":"); 19192 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19193 } 19194 return; 19195 } 19196 } 19197 19198 if (existing != null) { 19199 if (DEBUG_PREFERRED) { 19200 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 19201 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19202 } 19203 for (int i = 0; i < existing.size(); i++) { 19204 PreferredActivity pa = existing.get(i); 19205 if (DEBUG_PREFERRED) { 19206 Slog.i(TAG, "Removing existing preferred activity " 19207 + pa.mPref.mComponent + ":"); 19208 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 19209 } 19210 pir.removeFilter(pa); 19211 } 19212 } 19213 } 19214 addPreferredActivityInternal(filter, match, set, activity, true, userId, 19215 "Replacing preferred"); 19216 } 19217 } 19218 19219 @Override 19220 public void clearPackagePreferredActivities(String packageName) { 19221 final int uid = Binder.getCallingUid(); 19222 // writer 19223 synchronized (mPackages) { 19224 PackageParser.Package pkg = mPackages.get(packageName); 19225 if (pkg == null || pkg.applicationInfo.uid != uid) { 19226 if (mContext.checkCallingOrSelfPermission( 19227 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 19228 != PackageManager.PERMISSION_GRANTED) { 19229 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 19230 < Build.VERSION_CODES.FROYO) { 19231 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 19232 + Binder.getCallingUid()); 19233 return; 19234 } 19235 mContext.enforceCallingOrSelfPermission( 19236 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19237 } 19238 } 19239 19240 int user = UserHandle.getCallingUserId(); 19241 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 19242 scheduleWritePackageRestrictionsLocked(user); 19243 } 19244 } 19245 } 19246 19247 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19248 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 19249 ArrayList<PreferredActivity> removed = null; 19250 boolean changed = false; 19251 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 19252 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 19253 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 19254 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 19255 continue; 19256 } 19257 Iterator<PreferredActivity> it = pir.filterIterator(); 19258 while (it.hasNext()) { 19259 PreferredActivity pa = it.next(); 19260 // Mark entry for removal only if it matches the package name 19261 // and the entry is of type "always". 19262 if (packageName == null || 19263 (pa.mPref.mComponent.getPackageName().equals(packageName) 19264 && pa.mPref.mAlways)) { 19265 if (removed == null) { 19266 removed = new ArrayList<PreferredActivity>(); 19267 } 19268 removed.add(pa); 19269 } 19270 } 19271 if (removed != null) { 19272 for (int j=0; j<removed.size(); j++) { 19273 PreferredActivity pa = removed.get(j); 19274 pir.removeFilter(pa); 19275 } 19276 changed = true; 19277 } 19278 } 19279 if (changed) { 19280 postPreferredActivityChangedBroadcast(userId); 19281 } 19282 return changed; 19283 } 19284 19285 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19286 private void clearIntentFilterVerificationsLPw(int userId) { 19287 final int packageCount = mPackages.size(); 19288 for (int i = 0; i < packageCount; i++) { 19289 PackageParser.Package pkg = mPackages.valueAt(i); 19290 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 19291 } 19292 } 19293 19294 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19295 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 19296 if (userId == UserHandle.USER_ALL) { 19297 if (mSettings.removeIntentFilterVerificationLPw(packageName, 19298 sUserManager.getUserIds())) { 19299 for (int oneUserId : sUserManager.getUserIds()) { 19300 scheduleWritePackageRestrictionsLocked(oneUserId); 19301 } 19302 } 19303 } else { 19304 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 19305 scheduleWritePackageRestrictionsLocked(userId); 19306 } 19307 } 19308 } 19309 19310 /** Clears state for all users, and touches intent filter verification policy */ 19311 void clearDefaultBrowserIfNeeded(String packageName) { 19312 for (int oneUserId : sUserManager.getUserIds()) { 19313 clearDefaultBrowserIfNeededForUser(packageName, oneUserId); 19314 } 19315 } 19316 19317 private void clearDefaultBrowserIfNeededForUser(String packageName, int userId) { 19318 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 19319 if (!TextUtils.isEmpty(defaultBrowserPackageName)) { 19320 if (packageName.equals(defaultBrowserPackageName)) { 19321 setDefaultBrowserPackageName(null, userId); 19322 } 19323 } 19324 } 19325 19326 @Override 19327 public void resetApplicationPreferences(int userId) { 19328 mContext.enforceCallingOrSelfPermission( 19329 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19330 final long identity = Binder.clearCallingIdentity(); 19331 // writer 19332 try { 19333 synchronized (mPackages) { 19334 clearPackagePreferredActivitiesLPw(null, userId); 19335 mSettings.applyDefaultPreferredAppsLPw(this, userId); 19336 // TODO: We have to reset the default SMS and Phone. This requires 19337 // significant refactoring to keep all default apps in the package 19338 // manager (cleaner but more work) or have the services provide 19339 // callbacks to the package manager to request a default app reset. 19340 applyFactoryDefaultBrowserLPw(userId); 19341 clearIntentFilterVerificationsLPw(userId); 19342 primeDomainVerificationsLPw(userId); 19343 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 19344 scheduleWritePackageRestrictionsLocked(userId); 19345 } 19346 resetNetworkPolicies(userId); 19347 } finally { 19348 Binder.restoreCallingIdentity(identity); 19349 } 19350 } 19351 19352 @Override 19353 public int getPreferredActivities(List<IntentFilter> outFilters, 19354 List<ComponentName> outActivities, String packageName) { 19355 19356 int num = 0; 19357 final int userId = UserHandle.getCallingUserId(); 19358 // reader 19359 synchronized (mPackages) { 19360 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 19361 if (pir != null) { 19362 final Iterator<PreferredActivity> it = pir.filterIterator(); 19363 while (it.hasNext()) { 19364 final PreferredActivity pa = it.next(); 19365 if (packageName == null 19366 || (pa.mPref.mComponent.getPackageName().equals(packageName) 19367 && pa.mPref.mAlways)) { 19368 if (outFilters != null) { 19369 outFilters.add(new IntentFilter(pa)); 19370 } 19371 if (outActivities != null) { 19372 outActivities.add(pa.mPref.mComponent); 19373 } 19374 } 19375 } 19376 } 19377 } 19378 19379 return num; 19380 } 19381 19382 @Override 19383 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 19384 int userId) { 19385 int callingUid = Binder.getCallingUid(); 19386 if (callingUid != Process.SYSTEM_UID) { 19387 throw new SecurityException( 19388 "addPersistentPreferredActivity can only be run by the system"); 19389 } 19390 if (filter.countActions() == 0) { 19391 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 19392 return; 19393 } 19394 synchronized (mPackages) { 19395 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 19396 ":"); 19397 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19398 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 19399 new PersistentPreferredActivity(filter, activity)); 19400 scheduleWritePackageRestrictionsLocked(userId); 19401 postPreferredActivityChangedBroadcast(userId); 19402 } 19403 } 19404 19405 @Override 19406 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 19407 int callingUid = Binder.getCallingUid(); 19408 if (callingUid != Process.SYSTEM_UID) { 19409 throw new SecurityException( 19410 "clearPackagePersistentPreferredActivities can only be run by the system"); 19411 } 19412 ArrayList<PersistentPreferredActivity> removed = null; 19413 boolean changed = false; 19414 synchronized (mPackages) { 19415 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 19416 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 19417 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 19418 .valueAt(i); 19419 if (userId != thisUserId) { 19420 continue; 19421 } 19422 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 19423 while (it.hasNext()) { 19424 PersistentPreferredActivity ppa = it.next(); 19425 // Mark entry for removal only if it matches the package name. 19426 if (ppa.mComponent.getPackageName().equals(packageName)) { 19427 if (removed == null) { 19428 removed = new ArrayList<PersistentPreferredActivity>(); 19429 } 19430 removed.add(ppa); 19431 } 19432 } 19433 if (removed != null) { 19434 for (int j=0; j<removed.size(); j++) { 19435 PersistentPreferredActivity ppa = removed.get(j); 19436 ppir.removeFilter(ppa); 19437 } 19438 changed = true; 19439 } 19440 } 19441 19442 if (changed) { 19443 scheduleWritePackageRestrictionsLocked(userId); 19444 postPreferredActivityChangedBroadcast(userId); 19445 } 19446 } 19447 } 19448 19449 /** 19450 * Common machinery for picking apart a restored XML blob and passing 19451 * it to a caller-supplied functor to be applied to the running system. 19452 */ 19453 private void restoreFromXml(XmlPullParser parser, int userId, 19454 String expectedStartTag, BlobXmlRestorer functor) 19455 throws IOException, XmlPullParserException { 19456 int type; 19457 while ((type = parser.next()) != XmlPullParser.START_TAG 19458 && type != XmlPullParser.END_DOCUMENT) { 19459 } 19460 if (type != XmlPullParser.START_TAG) { 19461 // oops didn't find a start tag?! 19462 if (DEBUG_BACKUP) { 19463 Slog.e(TAG, "Didn't find start tag during restore"); 19464 } 19465 return; 19466 } 19467Slog.v(TAG, ":: restoreFromXml() : got to tag " + parser.getName()); 19468 // this is supposed to be TAG_PREFERRED_BACKUP 19469 if (!expectedStartTag.equals(parser.getName())) { 19470 if (DEBUG_BACKUP) { 19471 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 19472 } 19473 return; 19474 } 19475 19476 // skip interfering stuff, then we're aligned with the backing implementation 19477 while ((type = parser.next()) == XmlPullParser.TEXT) { } 19478Slog.v(TAG, ":: stepped forward, applying functor at tag " + parser.getName()); 19479 functor.apply(parser, userId); 19480 } 19481 19482 private interface BlobXmlRestorer { 19483 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 19484 } 19485 19486 /** 19487 * Non-Binder method, support for the backup/restore mechanism: write the 19488 * full set of preferred activities in its canonical XML format. Returns the 19489 * XML output as a byte array, or null if there is none. 19490 */ 19491 @Override 19492 public byte[] getPreferredActivityBackup(int userId) { 19493 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19494 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 19495 } 19496 19497 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19498 try { 19499 final XmlSerializer serializer = new FastXmlSerializer(); 19500 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19501 serializer.startDocument(null, true); 19502 serializer.startTag(null, TAG_PREFERRED_BACKUP); 19503 19504 synchronized (mPackages) { 19505 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 19506 } 19507 19508 serializer.endTag(null, TAG_PREFERRED_BACKUP); 19509 serializer.endDocument(); 19510 serializer.flush(); 19511 } catch (Exception e) { 19512 if (DEBUG_BACKUP) { 19513 Slog.e(TAG, "Unable to write preferred activities for backup", e); 19514 } 19515 return null; 19516 } 19517 19518 return dataStream.toByteArray(); 19519 } 19520 19521 @Override 19522 public void restorePreferredActivities(byte[] backup, int userId) { 19523 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19524 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19525 } 19526 19527 try { 19528 final XmlPullParser parser = Xml.newPullParser(); 19529 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19530 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 19531 new BlobXmlRestorer() { 19532 @Override 19533 public void apply(XmlPullParser parser, int userId) 19534 throws XmlPullParserException, IOException { 19535 synchronized (mPackages) { 19536 mSettings.readPreferredActivitiesLPw(parser, userId); 19537 } 19538 } 19539 } ); 19540 } catch (Exception e) { 19541 if (DEBUG_BACKUP) { 19542 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19543 } 19544 } 19545 } 19546 19547 /** 19548 * Non-Binder method, support for the backup/restore mechanism: write the 19549 * default browser (etc) settings in its canonical XML format. Returns the default 19550 * browser XML representation as a byte array, or null if there is none. 19551 */ 19552 @Override 19553 public byte[] getDefaultAppsBackup(int userId) { 19554 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19555 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 19556 } 19557 19558 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19559 try { 19560 final XmlSerializer serializer = new FastXmlSerializer(); 19561 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19562 serializer.startDocument(null, true); 19563 serializer.startTag(null, TAG_DEFAULT_APPS); 19564 19565 synchronized (mPackages) { 19566 mSettings.writeDefaultAppsLPr(serializer, userId); 19567 } 19568 19569 serializer.endTag(null, TAG_DEFAULT_APPS); 19570 serializer.endDocument(); 19571 serializer.flush(); 19572 } catch (Exception e) { 19573 if (DEBUG_BACKUP) { 19574 Slog.e(TAG, "Unable to write default apps for backup", e); 19575 } 19576 return null; 19577 } 19578 19579 return dataStream.toByteArray(); 19580 } 19581 19582 @Override 19583 public void restoreDefaultApps(byte[] backup, int userId) { 19584 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19585 throw new SecurityException("Only the system may call restoreDefaultApps()"); 19586 } 19587 19588 try { 19589 final XmlPullParser parser = Xml.newPullParser(); 19590 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19591 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 19592 new BlobXmlRestorer() { 19593 @Override 19594 public void apply(XmlPullParser parser, int userId) 19595 throws XmlPullParserException, IOException { 19596 synchronized (mPackages) { 19597 mSettings.readDefaultAppsLPw(parser, userId); 19598 } 19599 } 19600 } ); 19601 } catch (Exception e) { 19602 if (DEBUG_BACKUP) { 19603 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 19604 } 19605 } 19606 } 19607 19608 @Override 19609 public byte[] getIntentFilterVerificationBackup(int userId) { 19610 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19611 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 19612 } 19613 19614 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19615 try { 19616 final XmlSerializer serializer = new FastXmlSerializer(); 19617 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19618 serializer.startDocument(null, true); 19619 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 19620 19621 synchronized (mPackages) { 19622 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 19623 } 19624 19625 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 19626 serializer.endDocument(); 19627 serializer.flush(); 19628 } catch (Exception e) { 19629 if (DEBUG_BACKUP) { 19630 Slog.e(TAG, "Unable to write default apps for backup", e); 19631 } 19632 return null; 19633 } 19634 19635 return dataStream.toByteArray(); 19636 } 19637 19638 @Override 19639 public void restoreIntentFilterVerification(byte[] backup, int userId) { 19640 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19641 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19642 } 19643 19644 try { 19645 final XmlPullParser parser = Xml.newPullParser(); 19646 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19647 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 19648 new BlobXmlRestorer() { 19649 @Override 19650 public void apply(XmlPullParser parser, int userId) 19651 throws XmlPullParserException, IOException { 19652 synchronized (mPackages) { 19653 mSettings.readAllDomainVerificationsLPr(parser, userId); 19654 mSettings.writeLPr(); 19655 } 19656 } 19657 } ); 19658 } catch (Exception e) { 19659 if (DEBUG_BACKUP) { 19660 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19661 } 19662 } 19663 } 19664 19665 @Override 19666 public byte[] getPermissionGrantBackup(int userId) { 19667 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19668 throw new SecurityException("Only the system may call getPermissionGrantBackup()"); 19669 } 19670 19671 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19672 try { 19673 final XmlSerializer serializer = new FastXmlSerializer(); 19674 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19675 serializer.startDocument(null, true); 19676 serializer.startTag(null, TAG_PERMISSION_BACKUP); 19677 19678 synchronized (mPackages) { 19679 serializeRuntimePermissionGrantsLPr(serializer, userId); 19680 } 19681 19682 serializer.endTag(null, TAG_PERMISSION_BACKUP); 19683 serializer.endDocument(); 19684 serializer.flush(); 19685 } catch (Exception e) { 19686 if (DEBUG_BACKUP) { 19687 Slog.e(TAG, "Unable to write default apps for backup", e); 19688 } 19689 return null; 19690 } 19691 19692 return dataStream.toByteArray(); 19693 } 19694 19695 @Override 19696 public void restorePermissionGrants(byte[] backup, int userId) { 19697 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19698 throw new SecurityException("Only the system may call restorePermissionGrants()"); 19699 } 19700 19701 try { 19702 final XmlPullParser parser = Xml.newPullParser(); 19703 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19704 restoreFromXml(parser, userId, TAG_PERMISSION_BACKUP, 19705 new BlobXmlRestorer() { 19706 @Override 19707 public void apply(XmlPullParser parser, int userId) 19708 throws XmlPullParserException, IOException { 19709 synchronized (mPackages) { 19710 processRestoredPermissionGrantsLPr(parser, userId); 19711 } 19712 } 19713 } ); 19714 } catch (Exception e) { 19715 if (DEBUG_BACKUP) { 19716 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19717 } 19718 } 19719 } 19720 19721 private void serializeRuntimePermissionGrantsLPr(XmlSerializer serializer, final int userId) 19722 throws IOException { 19723 serializer.startTag(null, TAG_ALL_GRANTS); 19724 19725 final int N = mSettings.mPackages.size(); 19726 for (int i = 0; i < N; i++) { 19727 final PackageSetting ps = mSettings.mPackages.valueAt(i); 19728 boolean pkgGrantsKnown = false; 19729 19730 PermissionsState packagePerms = ps.getPermissionsState(); 19731 19732 for (PermissionState state : packagePerms.getRuntimePermissionStates(userId)) { 19733 final int grantFlags = state.getFlags(); 19734 // only look at grants that are not system/policy fixed 19735 if ((grantFlags & SYSTEM_RUNTIME_GRANT_MASK) == 0) { 19736 final boolean isGranted = state.isGranted(); 19737 // And only back up the user-twiddled state bits 19738 if (isGranted || (grantFlags & USER_RUNTIME_GRANT_MASK) != 0) { 19739 final String packageName = mSettings.mPackages.keyAt(i); 19740 if (!pkgGrantsKnown) { 19741 serializer.startTag(null, TAG_GRANT); 19742 serializer.attribute(null, ATTR_PACKAGE_NAME, packageName); 19743 pkgGrantsKnown = true; 19744 } 19745 19746 final boolean userSet = 19747 (grantFlags & FLAG_PERMISSION_USER_SET) != 0; 19748 final boolean userFixed = 19749 (grantFlags & FLAG_PERMISSION_USER_FIXED) != 0; 19750 final boolean revoke = 19751 (grantFlags & FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 19752 19753 serializer.startTag(null, TAG_PERMISSION); 19754 serializer.attribute(null, ATTR_PERMISSION_NAME, state.getName()); 19755 if (isGranted) { 19756 serializer.attribute(null, ATTR_IS_GRANTED, "true"); 19757 } 19758 if (userSet) { 19759 serializer.attribute(null, ATTR_USER_SET, "true"); 19760 } 19761 if (userFixed) { 19762 serializer.attribute(null, ATTR_USER_FIXED, "true"); 19763 } 19764 if (revoke) { 19765 serializer.attribute(null, ATTR_REVOKE_ON_UPGRADE, "true"); 19766 } 19767 serializer.endTag(null, TAG_PERMISSION); 19768 } 19769 } 19770 } 19771 19772 if (pkgGrantsKnown) { 19773 serializer.endTag(null, TAG_GRANT); 19774 } 19775 } 19776 19777 serializer.endTag(null, TAG_ALL_GRANTS); 19778 } 19779 19780 private void processRestoredPermissionGrantsLPr(XmlPullParser parser, int userId) 19781 throws XmlPullParserException, IOException { 19782 String pkgName = null; 19783 int outerDepth = parser.getDepth(); 19784 int type; 19785 while ((type = parser.next()) != XmlPullParser.END_DOCUMENT 19786 && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { 19787 if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { 19788 continue; 19789 } 19790 19791 final String tagName = parser.getName(); 19792 if (tagName.equals(TAG_GRANT)) { 19793 pkgName = parser.getAttributeValue(null, ATTR_PACKAGE_NAME); 19794 if (DEBUG_BACKUP) { 19795 Slog.v(TAG, "+++ Restoring grants for package " + pkgName); 19796 } 19797 } else if (tagName.equals(TAG_PERMISSION)) { 19798 19799 final boolean isGranted = "true".equals(parser.getAttributeValue(null, ATTR_IS_GRANTED)); 19800 final String permName = parser.getAttributeValue(null, ATTR_PERMISSION_NAME); 19801 19802 int newFlagSet = 0; 19803 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_SET))) { 19804 newFlagSet |= FLAG_PERMISSION_USER_SET; 19805 } 19806 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_FIXED))) { 19807 newFlagSet |= FLAG_PERMISSION_USER_FIXED; 19808 } 19809 if ("true".equals(parser.getAttributeValue(null, ATTR_REVOKE_ON_UPGRADE))) { 19810 newFlagSet |= FLAG_PERMISSION_REVOKE_ON_UPGRADE; 19811 } 19812 if (DEBUG_BACKUP) { 19813 Slog.v(TAG, " + Restoring grant: pkg=" + pkgName + " perm=" + permName 19814 + " granted=" + isGranted + " bits=0x" + Integer.toHexString(newFlagSet)); 19815 } 19816 final PackageSetting ps = mSettings.mPackages.get(pkgName); 19817 if (ps != null) { 19818 // Already installed so we apply the grant immediately 19819 if (DEBUG_BACKUP) { 19820 Slog.v(TAG, " + already installed; applying"); 19821 } 19822 PermissionsState perms = ps.getPermissionsState(); 19823 BasePermission bp = mSettings.mPermissions.get(permName); 19824 if (bp != null) { 19825 if (isGranted) { 19826 perms.grantRuntimePermission(bp, userId); 19827 } 19828 if (newFlagSet != 0) { 19829 perms.updatePermissionFlags(bp, userId, USER_RUNTIME_GRANT_MASK, newFlagSet); 19830 } 19831 } 19832 } else { 19833 // Need to wait for post-restore install to apply the grant 19834 if (DEBUG_BACKUP) { 19835 Slog.v(TAG, " - not yet installed; saving for later"); 19836 } 19837 mSettings.processRestoredPermissionGrantLPr(pkgName, permName, 19838 isGranted, newFlagSet, userId); 19839 } 19840 } else { 19841 PackageManagerService.reportSettingsProblem(Log.WARN, 19842 "Unknown element under <" + TAG_PERMISSION_BACKUP + ">: " + tagName); 19843 XmlUtils.skipCurrentTag(parser); 19844 } 19845 } 19846 19847 scheduleWriteSettingsLocked(); 19848 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 19849 } 19850 19851 @Override 19852 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 19853 int sourceUserId, int targetUserId, int flags) { 19854 mContext.enforceCallingOrSelfPermission( 19855 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 19856 int callingUid = Binder.getCallingUid(); 19857 enforceOwnerRights(ownerPackage, callingUid); 19858 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 19859 if (intentFilter.countActions() == 0) { 19860 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 19861 return; 19862 } 19863 synchronized (mPackages) { 19864 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 19865 ownerPackage, targetUserId, flags); 19866 CrossProfileIntentResolver resolver = 19867 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 19868 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 19869 // We have all those whose filter is equal. Now checking if the rest is equal as well. 19870 if (existing != null) { 19871 int size = existing.size(); 19872 for (int i = 0; i < size; i++) { 19873 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 19874 return; 19875 } 19876 } 19877 } 19878 resolver.addFilter(newFilter); 19879 scheduleWritePackageRestrictionsLocked(sourceUserId); 19880 } 19881 } 19882 19883 @Override 19884 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 19885 mContext.enforceCallingOrSelfPermission( 19886 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 19887 int callingUid = Binder.getCallingUid(); 19888 enforceOwnerRights(ownerPackage, callingUid); 19889 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 19890 synchronized (mPackages) { 19891 CrossProfileIntentResolver resolver = 19892 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 19893 ArraySet<CrossProfileIntentFilter> set = 19894 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 19895 for (CrossProfileIntentFilter filter : set) { 19896 if (filter.getOwnerPackage().equals(ownerPackage)) { 19897 resolver.removeFilter(filter); 19898 } 19899 } 19900 scheduleWritePackageRestrictionsLocked(sourceUserId); 19901 } 19902 } 19903 19904 // Enforcing that callingUid is owning pkg on userId 19905 private void enforceOwnerRights(String pkg, int callingUid) { 19906 // The system owns everything. 19907 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 19908 return; 19909 } 19910 int callingUserId = UserHandle.getUserId(callingUid); 19911 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 19912 if (pi == null) { 19913 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 19914 + callingUserId); 19915 } 19916 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 19917 throw new SecurityException("Calling uid " + callingUid 19918 + " does not own package " + pkg); 19919 } 19920 } 19921 19922 @Override 19923 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 19924 return getHomeActivitiesAsUser(allHomeCandidates, UserHandle.getCallingUserId()); 19925 } 19926 19927 /** 19928 * Report the 'Home' activity which is currently set as "always use this one". If non is set 19929 * then reports the most likely home activity or null if there are more than one. 19930 */ 19931 public ComponentName getDefaultHomeActivity(int userId) { 19932 List<ResolveInfo> allHomeCandidates = new ArrayList<>(); 19933 ComponentName cn = getHomeActivitiesAsUser(allHomeCandidates, userId); 19934 if (cn != null) { 19935 return cn; 19936 } 19937 19938 // Find the launcher with the highest priority and return that component if there are no 19939 // other home activity with the same priority. 19940 int lastPriority = Integer.MIN_VALUE; 19941 ComponentName lastComponent = null; 19942 final int size = allHomeCandidates.size(); 19943 for (int i = 0; i < size; i++) { 19944 final ResolveInfo ri = allHomeCandidates.get(i); 19945 if (ri.priority > lastPriority) { 19946 lastComponent = ri.activityInfo.getComponentName(); 19947 lastPriority = ri.priority; 19948 } else if (ri.priority == lastPriority) { 19949 // Two components found with same priority. 19950 lastComponent = null; 19951 } 19952 } 19953 return lastComponent; 19954 } 19955 19956 private Intent getHomeIntent() { 19957 Intent intent = new Intent(Intent.ACTION_MAIN); 19958 intent.addCategory(Intent.CATEGORY_HOME); 19959 intent.addCategory(Intent.CATEGORY_DEFAULT); 19960 return intent; 19961 } 19962 19963 private IntentFilter getHomeFilter() { 19964 IntentFilter filter = new IntentFilter(Intent.ACTION_MAIN); 19965 filter.addCategory(Intent.CATEGORY_HOME); 19966 filter.addCategory(Intent.CATEGORY_DEFAULT); 19967 return filter; 19968 } 19969 19970 ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 19971 int userId) { 19972 Intent intent = getHomeIntent(); 19973 List<ResolveInfo> list = queryIntentActivitiesInternal(intent, null, 19974 PackageManager.GET_META_DATA, userId); 19975 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 19976 true, false, false, userId); 19977 19978 allHomeCandidates.clear(); 19979 if (list != null) { 19980 for (ResolveInfo ri : list) { 19981 allHomeCandidates.add(ri); 19982 } 19983 } 19984 return (preferred == null || preferred.activityInfo == null) 19985 ? null 19986 : new ComponentName(preferred.activityInfo.packageName, 19987 preferred.activityInfo.name); 19988 } 19989 19990 @Override 19991 public void setHomeActivity(ComponentName comp, int userId) { 19992 ArrayList<ResolveInfo> homeActivities = new ArrayList<>(); 19993 getHomeActivitiesAsUser(homeActivities, userId); 19994 19995 boolean found = false; 19996 19997 final int size = homeActivities.size(); 19998 final ComponentName[] set = new ComponentName[size]; 19999 for (int i = 0; i < size; i++) { 20000 final ResolveInfo candidate = homeActivities.get(i); 20001 final ActivityInfo info = candidate.activityInfo; 20002 final ComponentName activityName = new ComponentName(info.packageName, info.name); 20003 set[i] = activityName; 20004 if (!found && activityName.equals(comp)) { 20005 found = true; 20006 } 20007 } 20008 if (!found) { 20009 throw new IllegalArgumentException("Component " + comp + " cannot be home on user " 20010 + userId); 20011 } 20012 replacePreferredActivity(getHomeFilter(), IntentFilter.MATCH_CATEGORY_EMPTY, 20013 set, comp, userId); 20014 } 20015 20016 private @Nullable String getSetupWizardPackageName() { 20017 final Intent intent = new Intent(Intent.ACTION_MAIN); 20018 intent.addCategory(Intent.CATEGORY_SETUP_WIZARD); 20019 20020 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 20021 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 20022 | MATCH_DISABLED_COMPONENTS, 20023 UserHandle.myUserId()); 20024 if (matches.size() == 1) { 20025 return matches.get(0).getComponentInfo().packageName; 20026 } else { 20027 Slog.e(TAG, "There should probably be exactly one setup wizard; found " + matches.size() 20028 + ": matches=" + matches); 20029 return null; 20030 } 20031 } 20032 20033 private @Nullable String getStorageManagerPackageName() { 20034 final Intent intent = new Intent(StorageManager.ACTION_MANAGE_STORAGE); 20035 20036 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 20037 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 20038 | MATCH_DISABLED_COMPONENTS, 20039 UserHandle.myUserId()); 20040 if (matches.size() == 1) { 20041 return matches.get(0).getComponentInfo().packageName; 20042 } else { 20043 Slog.e(TAG, "There should probably be exactly one storage manager; found " 20044 + matches.size() + ": matches=" + matches); 20045 return null; 20046 } 20047 } 20048 20049 @Override 20050 public void setApplicationEnabledSetting(String appPackageName, 20051 int newState, int flags, int userId, String callingPackage) { 20052 if (!sUserManager.exists(userId)) return; 20053 if (callingPackage == null) { 20054 callingPackage = Integer.toString(Binder.getCallingUid()); 20055 } 20056 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 20057 } 20058 20059 @Override 20060 public void setUpdateAvailable(String packageName, boolean updateAvailable) { 20061 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 20062 synchronized (mPackages) { 20063 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 20064 if (pkgSetting != null) { 20065 pkgSetting.setUpdateAvailable(updateAvailable); 20066 } 20067 } 20068 } 20069 20070 @Override 20071 public void setComponentEnabledSetting(ComponentName componentName, 20072 int newState, int flags, int userId) { 20073 if (!sUserManager.exists(userId)) return; 20074 setEnabledSetting(componentName.getPackageName(), 20075 componentName.getClassName(), newState, flags, userId, null); 20076 } 20077 20078 private void setEnabledSetting(final String packageName, String className, int newState, 20079 final int flags, int userId, String callingPackage) { 20080 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 20081 || newState == COMPONENT_ENABLED_STATE_ENABLED 20082 || newState == COMPONENT_ENABLED_STATE_DISABLED 20083 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 20084 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 20085 throw new IllegalArgumentException("Invalid new component state: " 20086 + newState); 20087 } 20088 PackageSetting pkgSetting; 20089 final int uid = Binder.getCallingUid(); 20090 final int permission; 20091 if (uid == Process.SYSTEM_UID) { 20092 permission = PackageManager.PERMISSION_GRANTED; 20093 } else { 20094 permission = mContext.checkCallingOrSelfPermission( 20095 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 20096 } 20097 enforceCrossUserPermission(uid, userId, 20098 false /* requireFullPermission */, true /* checkShell */, "set enabled"); 20099 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 20100 boolean sendNow = false; 20101 boolean isApp = (className == null); 20102 String componentName = isApp ? packageName : className; 20103 int packageUid = -1; 20104 ArrayList<String> components; 20105 20106 // writer 20107 synchronized (mPackages) { 20108 pkgSetting = mSettings.mPackages.get(packageName); 20109 if (pkgSetting == null) { 20110 if (className == null) { 20111 throw new IllegalArgumentException("Unknown package: " + packageName); 20112 } 20113 throw new IllegalArgumentException( 20114 "Unknown component: " + packageName + "/" + className); 20115 } 20116 } 20117 20118 // Limit who can change which apps 20119 if (!UserHandle.isSameApp(uid, pkgSetting.appId)) { 20120 // Don't allow apps that don't have permission to modify other apps 20121 if (!allowedByPermission) { 20122 throw new SecurityException( 20123 "Permission Denial: attempt to change component state from pid=" 20124 + Binder.getCallingPid() 20125 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 20126 } 20127 // Don't allow changing protected packages. 20128 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 20129 throw new SecurityException("Cannot disable a protected package: " + packageName); 20130 } 20131 } 20132 20133 synchronized (mPackages) { 20134 if (uid == Process.SHELL_UID 20135 && (pkgSetting.pkgFlags & ApplicationInfo.FLAG_TEST_ONLY) == 0) { 20136 // Shell can only change whole packages between ENABLED and DISABLED_USER states 20137 // unless it is a test package. 20138 int oldState = pkgSetting.getEnabled(userId); 20139 if (className == null 20140 && 20141 (oldState == COMPONENT_ENABLED_STATE_DISABLED_USER 20142 || oldState == COMPONENT_ENABLED_STATE_DEFAULT 20143 || oldState == COMPONENT_ENABLED_STATE_ENABLED) 20144 && 20145 (newState == COMPONENT_ENABLED_STATE_DISABLED_USER 20146 || newState == COMPONENT_ENABLED_STATE_DEFAULT 20147 || newState == COMPONENT_ENABLED_STATE_ENABLED)) { 20148 // ok 20149 } else { 20150 throw new SecurityException( 20151 "Shell cannot change component state for " + packageName + "/" 20152 + className + " to " + newState); 20153 } 20154 } 20155 if (className == null) { 20156 // We're dealing with an application/package level state change 20157 if (pkgSetting.getEnabled(userId) == newState) { 20158 // Nothing to do 20159 return; 20160 } 20161 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 20162 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 20163 // Don't care about who enables an app. 20164 callingPackage = null; 20165 } 20166 pkgSetting.setEnabled(newState, userId, callingPackage); 20167 // pkgSetting.pkg.mSetEnabled = newState; 20168 } else { 20169 // We're dealing with a component level state change 20170 // First, verify that this is a valid class name. 20171 PackageParser.Package pkg = pkgSetting.pkg; 20172 if (pkg == null || !pkg.hasComponentClassName(className)) { 20173 if (pkg != null && 20174 pkg.applicationInfo.targetSdkVersion >= 20175 Build.VERSION_CODES.JELLY_BEAN) { 20176 throw new IllegalArgumentException("Component class " + className 20177 + " does not exist in " + packageName); 20178 } else { 20179 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 20180 + className + " does not exist in " + packageName); 20181 } 20182 } 20183 switch (newState) { 20184 case COMPONENT_ENABLED_STATE_ENABLED: 20185 if (!pkgSetting.enableComponentLPw(className, userId)) { 20186 return; 20187 } 20188 break; 20189 case COMPONENT_ENABLED_STATE_DISABLED: 20190 if (!pkgSetting.disableComponentLPw(className, userId)) { 20191 return; 20192 } 20193 break; 20194 case COMPONENT_ENABLED_STATE_DEFAULT: 20195 if (!pkgSetting.restoreComponentLPw(className, userId)) { 20196 return; 20197 } 20198 break; 20199 default: 20200 Slog.e(TAG, "Invalid new component state: " + newState); 20201 return; 20202 } 20203 } 20204 scheduleWritePackageRestrictionsLocked(userId); 20205 updateSequenceNumberLP(packageName, new int[] { userId }); 20206 final long callingId = Binder.clearCallingIdentity(); 20207 try { 20208 updateInstantAppInstallerLocked(packageName); 20209 } finally { 20210 Binder.restoreCallingIdentity(callingId); 20211 } 20212 components = mPendingBroadcasts.get(userId, packageName); 20213 final boolean newPackage = components == null; 20214 if (newPackage) { 20215 components = new ArrayList<String>(); 20216 } 20217 if (!components.contains(componentName)) { 20218 components.add(componentName); 20219 } 20220 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 20221 sendNow = true; 20222 // Purge entry from pending broadcast list if another one exists already 20223 // since we are sending one right away. 20224 mPendingBroadcasts.remove(userId, packageName); 20225 } else { 20226 if (newPackage) { 20227 mPendingBroadcasts.put(userId, packageName, components); 20228 } 20229 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 20230 // Schedule a message 20231 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 20232 } 20233 } 20234 } 20235 20236 long callingId = Binder.clearCallingIdentity(); 20237 try { 20238 if (sendNow) { 20239 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 20240 sendPackageChangedBroadcast(packageName, 20241 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 20242 } 20243 } finally { 20244 Binder.restoreCallingIdentity(callingId); 20245 } 20246 } 20247 20248 @Override 20249 public void flushPackageRestrictionsAsUser(int userId) { 20250 if (!sUserManager.exists(userId)) { 20251 return; 20252 } 20253 enforceCrossUserPermission(Binder.getCallingUid(), userId, false /* requireFullPermission*/, 20254 false /* checkShell */, "flushPackageRestrictions"); 20255 synchronized (mPackages) { 20256 mSettings.writePackageRestrictionsLPr(userId); 20257 mDirtyUsers.remove(userId); 20258 if (mDirtyUsers.isEmpty()) { 20259 mHandler.removeMessages(WRITE_PACKAGE_RESTRICTIONS); 20260 } 20261 } 20262 } 20263 20264 private void sendPackageChangedBroadcast(String packageName, 20265 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 20266 if (DEBUG_INSTALL) 20267 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 20268 + componentNames); 20269 Bundle extras = new Bundle(4); 20270 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 20271 String nameList[] = new String[componentNames.size()]; 20272 componentNames.toArray(nameList); 20273 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 20274 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 20275 extras.putInt(Intent.EXTRA_UID, packageUid); 20276 // If this is not reporting a change of the overall package, then only send it 20277 // to registered receivers. We don't want to launch a swath of apps for every 20278 // little component state change. 20279 final int flags = !componentNames.contains(packageName) 20280 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 20281 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 20282 new int[] {UserHandle.getUserId(packageUid)}); 20283 } 20284 20285 @Override 20286 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 20287 if (!sUserManager.exists(userId)) return; 20288 final int uid = Binder.getCallingUid(); 20289 final int permission = mContext.checkCallingOrSelfPermission( 20290 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 20291 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 20292 enforceCrossUserPermission(uid, userId, 20293 true /* requireFullPermission */, true /* checkShell */, "stop package"); 20294 // writer 20295 synchronized (mPackages) { 20296 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 20297 allowedByPermission, uid, userId)) { 20298 scheduleWritePackageRestrictionsLocked(userId); 20299 } 20300 } 20301 } 20302 20303 @Override 20304 public String getInstallerPackageName(String packageName) { 20305 // reader 20306 synchronized (mPackages) { 20307 return mSettings.getInstallerPackageNameLPr(packageName); 20308 } 20309 } 20310 20311 public boolean isOrphaned(String packageName) { 20312 // reader 20313 synchronized (mPackages) { 20314 return mSettings.isOrphaned(packageName); 20315 } 20316 } 20317 20318 @Override 20319 public int getApplicationEnabledSetting(String packageName, int userId) { 20320 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 20321 int uid = Binder.getCallingUid(); 20322 enforceCrossUserPermission(uid, userId, 20323 false /* requireFullPermission */, false /* checkShell */, "get enabled"); 20324 // reader 20325 synchronized (mPackages) { 20326 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 20327 } 20328 } 20329 20330 @Override 20331 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 20332 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 20333 int uid = Binder.getCallingUid(); 20334 enforceCrossUserPermission(uid, userId, 20335 false /* requireFullPermission */, false /* checkShell */, "get component enabled"); 20336 // reader 20337 synchronized (mPackages) { 20338 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 20339 } 20340 } 20341 20342 @Override 20343 public void enterSafeMode() { 20344 enforceSystemOrRoot("Only the system can request entering safe mode"); 20345 20346 if (!mSystemReady) { 20347 mSafeMode = true; 20348 } 20349 } 20350 20351 @Override 20352 public void systemReady() { 20353 mSystemReady = true; 20354 final ContentResolver resolver = mContext.getContentResolver(); 20355 ContentObserver co = new ContentObserver(mHandler) { 20356 @Override 20357 public void onChange(boolean selfChange) { 20358 mEphemeralAppsDisabled = 20359 (Global.getInt(resolver, Global.ENABLE_EPHEMERAL_FEATURE, 1) == 0) || 20360 (Secure.getInt(resolver, Secure.INSTANT_APPS_ENABLED, 1) == 0); 20361 } 20362 }; 20363 mContext.getContentResolver().registerContentObserver(android.provider.Settings.Global 20364 .getUriFor(Global.ENABLE_EPHEMERAL_FEATURE), 20365 false, co, UserHandle.USER_SYSTEM); 20366 mContext.getContentResolver().registerContentObserver(android.provider.Settings.Global 20367 .getUriFor(Secure.INSTANT_APPS_ENABLED), false, co, UserHandle.USER_SYSTEM); 20368 co.onChange(true); 20369 20370 // Disable any carrier apps. We do this very early in boot to prevent the apps from being 20371 // disabled after already being started. 20372 CarrierAppUtils.disableCarrierAppsUntilPrivileged(mContext.getOpPackageName(), this, 20373 mContext.getContentResolver(), UserHandle.USER_SYSTEM); 20374 20375 // Read the compatibilty setting when the system is ready. 20376 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 20377 mContext.getContentResolver(), 20378 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 20379 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 20380 if (DEBUG_SETTINGS) { 20381 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 20382 } 20383 20384 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 20385 20386 synchronized (mPackages) { 20387 // Verify that all of the preferred activity components actually 20388 // exist. It is possible for applications to be updated and at 20389 // that point remove a previously declared activity component that 20390 // had been set as a preferred activity. We try to clean this up 20391 // the next time we encounter that preferred activity, but it is 20392 // possible for the user flow to never be able to return to that 20393 // situation so here we do a sanity check to make sure we haven't 20394 // left any junk around. 20395 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 20396 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 20397 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 20398 removed.clear(); 20399 for (PreferredActivity pa : pir.filterSet()) { 20400 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 20401 removed.add(pa); 20402 } 20403 } 20404 if (removed.size() > 0) { 20405 for (int r=0; r<removed.size(); r++) { 20406 PreferredActivity pa = removed.get(r); 20407 Slog.w(TAG, "Removing dangling preferred activity: " 20408 + pa.mPref.mComponent); 20409 pir.removeFilter(pa); 20410 } 20411 mSettings.writePackageRestrictionsLPr( 20412 mSettings.mPreferredActivities.keyAt(i)); 20413 } 20414 } 20415 20416 for (int userId : UserManagerService.getInstance().getUserIds()) { 20417 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 20418 grantPermissionsUserIds = ArrayUtils.appendInt( 20419 grantPermissionsUserIds, userId); 20420 } 20421 } 20422 } 20423 sUserManager.systemReady(); 20424 20425 // If we upgraded grant all default permissions before kicking off. 20426 for (int userId : grantPermissionsUserIds) { 20427 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 20428 } 20429 20430 // If we did not grant default permissions, we preload from this the 20431 // default permission exceptions lazily to ensure we don't hit the 20432 // disk on a new user creation. 20433 if (grantPermissionsUserIds == EMPTY_INT_ARRAY) { 20434 mDefaultPermissionPolicy.scheduleReadDefaultPermissionExceptions(); 20435 } 20436 20437 // Kick off any messages waiting for system ready 20438 if (mPostSystemReadyMessages != null) { 20439 for (Message msg : mPostSystemReadyMessages) { 20440 msg.sendToTarget(); 20441 } 20442 mPostSystemReadyMessages = null; 20443 } 20444 20445 // Watch for external volumes that come and go over time 20446 final StorageManager storage = mContext.getSystemService(StorageManager.class); 20447 storage.registerListener(mStorageListener); 20448 20449 mInstallerService.systemReady(); 20450 mPackageDexOptimizer.systemReady(); 20451 20452 StorageManagerInternal StorageManagerInternal = LocalServices.getService( 20453 StorageManagerInternal.class); 20454 StorageManagerInternal.addExternalStoragePolicy( 20455 new StorageManagerInternal.ExternalStorageMountPolicy() { 20456 @Override 20457 public int getMountMode(int uid, String packageName) { 20458 if (Process.isIsolated(uid)) { 20459 return Zygote.MOUNT_EXTERNAL_NONE; 20460 } 20461 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 20462 return Zygote.MOUNT_EXTERNAL_DEFAULT; 20463 } 20464 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 20465 return Zygote.MOUNT_EXTERNAL_DEFAULT; 20466 } 20467 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 20468 return Zygote.MOUNT_EXTERNAL_READ; 20469 } 20470 return Zygote.MOUNT_EXTERNAL_WRITE; 20471 } 20472 20473 @Override 20474 public boolean hasExternalStorage(int uid, String packageName) { 20475 return true; 20476 } 20477 }); 20478 20479 // Now that we're mostly running, clean up stale users and apps 20480 sUserManager.reconcileUsers(StorageManager.UUID_PRIVATE_INTERNAL); 20481 reconcileApps(StorageManager.UUID_PRIVATE_INTERNAL); 20482 20483 if (mPrivappPermissionsViolations != null) { 20484 Slog.wtf(TAG,"Signature|privileged permissions not in " 20485 + "privapp-permissions whitelist: " + mPrivappPermissionsViolations); 20486 mPrivappPermissionsViolations = null; 20487 } 20488 } 20489 20490 public void waitForAppDataPrepared() { 20491 if (mPrepareAppDataFuture == null) { 20492 return; 20493 } 20494 ConcurrentUtils.waitForFutureNoInterrupt(mPrepareAppDataFuture, "wait for prepareAppData"); 20495 mPrepareAppDataFuture = null; 20496 } 20497 20498 @Override 20499 public boolean isSafeMode() { 20500 return mSafeMode; 20501 } 20502 20503 @Override 20504 public boolean hasSystemUidErrors() { 20505 return mHasSystemUidErrors; 20506 } 20507 20508 static String arrayToString(int[] array) { 20509 StringBuffer buf = new StringBuffer(128); 20510 buf.append('['); 20511 if (array != null) { 20512 for (int i=0; i<array.length; i++) { 20513 if (i > 0) buf.append(", "); 20514 buf.append(array[i]); 20515 } 20516 } 20517 buf.append(']'); 20518 return buf.toString(); 20519 } 20520 20521 static class DumpState { 20522 public static final int DUMP_LIBS = 1 << 0; 20523 public static final int DUMP_FEATURES = 1 << 1; 20524 public static final int DUMP_ACTIVITY_RESOLVERS = 1 << 2; 20525 public static final int DUMP_SERVICE_RESOLVERS = 1 << 3; 20526 public static final int DUMP_RECEIVER_RESOLVERS = 1 << 4; 20527 public static final int DUMP_CONTENT_RESOLVERS = 1 << 5; 20528 public static final int DUMP_PERMISSIONS = 1 << 6; 20529 public static final int DUMP_PACKAGES = 1 << 7; 20530 public static final int DUMP_SHARED_USERS = 1 << 8; 20531 public static final int DUMP_MESSAGES = 1 << 9; 20532 public static final int DUMP_PROVIDERS = 1 << 10; 20533 public static final int DUMP_VERIFIERS = 1 << 11; 20534 public static final int DUMP_PREFERRED = 1 << 12; 20535 public static final int DUMP_PREFERRED_XML = 1 << 13; 20536 public static final int DUMP_KEYSETS = 1 << 14; 20537 public static final int DUMP_VERSION = 1 << 15; 20538 public static final int DUMP_INSTALLS = 1 << 16; 20539 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 17; 20540 public static final int DUMP_DOMAIN_PREFERRED = 1 << 18; 20541 public static final int DUMP_FROZEN = 1 << 19; 20542 public static final int DUMP_DEXOPT = 1 << 20; 20543 public static final int DUMP_COMPILER_STATS = 1 << 21; 20544 public static final int DUMP_ENABLED_OVERLAYS = 1 << 22; 20545 20546 public static final int OPTION_SHOW_FILTERS = 1 << 0; 20547 20548 private int mTypes; 20549 20550 private int mOptions; 20551 20552 private boolean mTitlePrinted; 20553 20554 private SharedUserSetting mSharedUser; 20555 20556 public boolean isDumping(int type) { 20557 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 20558 return true; 20559 } 20560 20561 return (mTypes & type) != 0; 20562 } 20563 20564 public void setDump(int type) { 20565 mTypes |= type; 20566 } 20567 20568 public boolean isOptionEnabled(int option) { 20569 return (mOptions & option) != 0; 20570 } 20571 20572 public void setOptionEnabled(int option) { 20573 mOptions |= option; 20574 } 20575 20576 public boolean onTitlePrinted() { 20577 final boolean printed = mTitlePrinted; 20578 mTitlePrinted = true; 20579 return printed; 20580 } 20581 20582 public boolean getTitlePrinted() { 20583 return mTitlePrinted; 20584 } 20585 20586 public void setTitlePrinted(boolean enabled) { 20587 mTitlePrinted = enabled; 20588 } 20589 20590 public SharedUserSetting getSharedUser() { 20591 return mSharedUser; 20592 } 20593 20594 public void setSharedUser(SharedUserSetting user) { 20595 mSharedUser = user; 20596 } 20597 } 20598 20599 @Override 20600 public void onShellCommand(FileDescriptor in, FileDescriptor out, 20601 FileDescriptor err, String[] args, ShellCallback callback, 20602 ResultReceiver resultReceiver) { 20603 (new PackageManagerShellCommand(this)).exec( 20604 this, in, out, err, args, callback, resultReceiver); 20605 } 20606 20607 @Override 20608 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 20609 if (!DumpUtils.checkDumpAndUsageStatsPermission(mContext, TAG, pw)) return; 20610 20611 DumpState dumpState = new DumpState(); 20612 boolean fullPreferred = false; 20613 boolean checkin = false; 20614 20615 String packageName = null; 20616 ArraySet<String> permissionNames = null; 20617 20618 int opti = 0; 20619 while (opti < args.length) { 20620 String opt = args[opti]; 20621 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 20622 break; 20623 } 20624 opti++; 20625 20626 if ("-a".equals(opt)) { 20627 // Right now we only know how to print all. 20628 } else if ("-h".equals(opt)) { 20629 pw.println("Package manager dump options:"); 20630 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 20631 pw.println(" --checkin: dump for a checkin"); 20632 pw.println(" -f: print details of intent filters"); 20633 pw.println(" -h: print this help"); 20634 pw.println(" cmd may be one of:"); 20635 pw.println(" l[ibraries]: list known shared libraries"); 20636 pw.println(" f[eatures]: list device features"); 20637 pw.println(" k[eysets]: print known keysets"); 20638 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 20639 pw.println(" perm[issions]: dump permissions"); 20640 pw.println(" permission [name ...]: dump declaration and use of given permission"); 20641 pw.println(" pref[erred]: print preferred package settings"); 20642 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 20643 pw.println(" prov[iders]: dump content providers"); 20644 pw.println(" p[ackages]: dump installed packages"); 20645 pw.println(" s[hared-users]: dump shared user IDs"); 20646 pw.println(" m[essages]: print collected runtime messages"); 20647 pw.println(" v[erifiers]: print package verifier info"); 20648 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 20649 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 20650 pw.println(" version: print database version info"); 20651 pw.println(" write: write current settings now"); 20652 pw.println(" installs: details about install sessions"); 20653 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 20654 pw.println(" dexopt: dump dexopt state"); 20655 pw.println(" compiler-stats: dump compiler statistics"); 20656 pw.println(" enabled-overlays: dump list of enabled overlay packages"); 20657 pw.println(" <package.name>: info about given package"); 20658 return; 20659 } else if ("--checkin".equals(opt)) { 20660 checkin = true; 20661 } else if ("-f".equals(opt)) { 20662 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 20663 } else if ("--proto".equals(opt)) { 20664 dumpProto(fd); 20665 return; 20666 } else { 20667 pw.println("Unknown argument: " + opt + "; use -h for help"); 20668 } 20669 } 20670 20671 // Is the caller requesting to dump a particular piece of data? 20672 if (opti < args.length) { 20673 String cmd = args[opti]; 20674 opti++; 20675 // Is this a package name? 20676 if ("android".equals(cmd) || cmd.contains(".")) { 20677 packageName = cmd; 20678 // When dumping a single package, we always dump all of its 20679 // filter information since the amount of data will be reasonable. 20680 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 20681 } else if ("check-permission".equals(cmd)) { 20682 if (opti >= args.length) { 20683 pw.println("Error: check-permission missing permission argument"); 20684 return; 20685 } 20686 String perm = args[opti]; 20687 opti++; 20688 if (opti >= args.length) { 20689 pw.println("Error: check-permission missing package argument"); 20690 return; 20691 } 20692 20693 String pkg = args[opti]; 20694 opti++; 20695 int user = UserHandle.getUserId(Binder.getCallingUid()); 20696 if (opti < args.length) { 20697 try { 20698 user = Integer.parseInt(args[opti]); 20699 } catch (NumberFormatException e) { 20700 pw.println("Error: check-permission user argument is not a number: " 20701 + args[opti]); 20702 return; 20703 } 20704 } 20705 20706 // Normalize package name to handle renamed packages and static libs 20707 pkg = resolveInternalPackageNameLPr(pkg, PackageManager.VERSION_CODE_HIGHEST); 20708 20709 pw.println(checkPermission(perm, pkg, user)); 20710 return; 20711 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 20712 dumpState.setDump(DumpState.DUMP_LIBS); 20713 } else if ("f".equals(cmd) || "features".equals(cmd)) { 20714 dumpState.setDump(DumpState.DUMP_FEATURES); 20715 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 20716 if (opti >= args.length) { 20717 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 20718 | DumpState.DUMP_SERVICE_RESOLVERS 20719 | DumpState.DUMP_RECEIVER_RESOLVERS 20720 | DumpState.DUMP_CONTENT_RESOLVERS); 20721 } else { 20722 while (opti < args.length) { 20723 String name = args[opti]; 20724 if ("a".equals(name) || "activity".equals(name)) { 20725 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 20726 } else if ("s".equals(name) || "service".equals(name)) { 20727 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 20728 } else if ("r".equals(name) || "receiver".equals(name)) { 20729 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 20730 } else if ("c".equals(name) || "content".equals(name)) { 20731 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 20732 } else { 20733 pw.println("Error: unknown resolver table type: " + name); 20734 return; 20735 } 20736 opti++; 20737 } 20738 } 20739 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 20740 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 20741 } else if ("permission".equals(cmd)) { 20742 if (opti >= args.length) { 20743 pw.println("Error: permission requires permission name"); 20744 return; 20745 } 20746 permissionNames = new ArraySet<>(); 20747 while (opti < args.length) { 20748 permissionNames.add(args[opti]); 20749 opti++; 20750 } 20751 dumpState.setDump(DumpState.DUMP_PERMISSIONS 20752 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 20753 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 20754 dumpState.setDump(DumpState.DUMP_PREFERRED); 20755 } else if ("preferred-xml".equals(cmd)) { 20756 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 20757 if (opti < args.length && "--full".equals(args[opti])) { 20758 fullPreferred = true; 20759 opti++; 20760 } 20761 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 20762 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 20763 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 20764 dumpState.setDump(DumpState.DUMP_PACKAGES); 20765 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 20766 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 20767 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 20768 dumpState.setDump(DumpState.DUMP_PROVIDERS); 20769 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 20770 dumpState.setDump(DumpState.DUMP_MESSAGES); 20771 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 20772 dumpState.setDump(DumpState.DUMP_VERIFIERS); 20773 } else if ("i".equals(cmd) || "ifv".equals(cmd) 20774 || "intent-filter-verifiers".equals(cmd)) { 20775 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 20776 } else if ("version".equals(cmd)) { 20777 dumpState.setDump(DumpState.DUMP_VERSION); 20778 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 20779 dumpState.setDump(DumpState.DUMP_KEYSETS); 20780 } else if ("installs".equals(cmd)) { 20781 dumpState.setDump(DumpState.DUMP_INSTALLS); 20782 } else if ("frozen".equals(cmd)) { 20783 dumpState.setDump(DumpState.DUMP_FROZEN); 20784 } else if ("dexopt".equals(cmd)) { 20785 dumpState.setDump(DumpState.DUMP_DEXOPT); 20786 } else if ("compiler-stats".equals(cmd)) { 20787 dumpState.setDump(DumpState.DUMP_COMPILER_STATS); 20788 } else if ("enabled-overlays".equals(cmd)) { 20789 dumpState.setDump(DumpState.DUMP_ENABLED_OVERLAYS); 20790 } else if ("write".equals(cmd)) { 20791 synchronized (mPackages) { 20792 mSettings.writeLPr(); 20793 pw.println("Settings written."); 20794 return; 20795 } 20796 } 20797 } 20798 20799 if (checkin) { 20800 pw.println("vers,1"); 20801 } 20802 20803 // reader 20804 synchronized (mPackages) { 20805 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 20806 if (!checkin) { 20807 if (dumpState.onTitlePrinted()) 20808 pw.println(); 20809 pw.println("Database versions:"); 20810 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 20811 } 20812 } 20813 20814 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 20815 if (!checkin) { 20816 if (dumpState.onTitlePrinted()) 20817 pw.println(); 20818 pw.println("Verifiers:"); 20819 pw.print(" Required: "); 20820 pw.print(mRequiredVerifierPackage); 20821 pw.print(" (uid="); 20822 pw.print(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 20823 UserHandle.USER_SYSTEM)); 20824 pw.println(")"); 20825 } else if (mRequiredVerifierPackage != null) { 20826 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 20827 pw.print(","); 20828 pw.println(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 20829 UserHandle.USER_SYSTEM)); 20830 } 20831 } 20832 20833 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 20834 packageName == null) { 20835 if (mIntentFilterVerifierComponent != null) { 20836 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 20837 if (!checkin) { 20838 if (dumpState.onTitlePrinted()) 20839 pw.println(); 20840 pw.println("Intent Filter Verifier:"); 20841 pw.print(" Using: "); 20842 pw.print(verifierPackageName); 20843 pw.print(" (uid="); 20844 pw.print(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 20845 UserHandle.USER_SYSTEM)); 20846 pw.println(")"); 20847 } else if (verifierPackageName != null) { 20848 pw.print("ifv,"); pw.print(verifierPackageName); 20849 pw.print(","); 20850 pw.println(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 20851 UserHandle.USER_SYSTEM)); 20852 } 20853 } else { 20854 pw.println(); 20855 pw.println("No Intent Filter Verifier available!"); 20856 } 20857 } 20858 20859 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 20860 boolean printedHeader = false; 20861 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 20862 while (it.hasNext()) { 20863 String libName = it.next(); 20864 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(libName); 20865 if (versionedLib == null) { 20866 continue; 20867 } 20868 final int versionCount = versionedLib.size(); 20869 for (int i = 0; i < versionCount; i++) { 20870 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 20871 if (!checkin) { 20872 if (!printedHeader) { 20873 if (dumpState.onTitlePrinted()) 20874 pw.println(); 20875 pw.println("Libraries:"); 20876 printedHeader = true; 20877 } 20878 pw.print(" "); 20879 } else { 20880 pw.print("lib,"); 20881 } 20882 pw.print(libEntry.info.getName()); 20883 if (libEntry.info.isStatic()) { 20884 pw.print(" version=" + libEntry.info.getVersion()); 20885 } 20886 if (!checkin) { 20887 pw.print(" -> "); 20888 } 20889 if (libEntry.path != null) { 20890 pw.print(" (jar) "); 20891 pw.print(libEntry.path); 20892 } else { 20893 pw.print(" (apk) "); 20894 pw.print(libEntry.apk); 20895 } 20896 pw.println(); 20897 } 20898 } 20899 } 20900 20901 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 20902 if (dumpState.onTitlePrinted()) 20903 pw.println(); 20904 if (!checkin) { 20905 pw.println("Features:"); 20906 } 20907 20908 synchronized (mAvailableFeatures) { 20909 for (FeatureInfo feat : mAvailableFeatures.values()) { 20910 if (checkin) { 20911 pw.print("feat,"); 20912 pw.print(feat.name); 20913 pw.print(","); 20914 pw.println(feat.version); 20915 } else { 20916 pw.print(" "); 20917 pw.print(feat.name); 20918 if (feat.version > 0) { 20919 pw.print(" version="); 20920 pw.print(feat.version); 20921 } 20922 pw.println(); 20923 } 20924 } 20925 } 20926 } 20927 20928 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 20929 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 20930 : "Activity Resolver Table:", " ", packageName, 20931 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20932 dumpState.setTitlePrinted(true); 20933 } 20934 } 20935 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 20936 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 20937 : "Receiver Resolver Table:", " ", packageName, 20938 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20939 dumpState.setTitlePrinted(true); 20940 } 20941 } 20942 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 20943 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 20944 : "Service Resolver Table:", " ", packageName, 20945 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20946 dumpState.setTitlePrinted(true); 20947 } 20948 } 20949 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 20950 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 20951 : "Provider Resolver Table:", " ", packageName, 20952 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20953 dumpState.setTitlePrinted(true); 20954 } 20955 } 20956 20957 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 20958 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 20959 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 20960 int user = mSettings.mPreferredActivities.keyAt(i); 20961 if (pir.dump(pw, 20962 dumpState.getTitlePrinted() 20963 ? "\nPreferred Activities User " + user + ":" 20964 : "Preferred Activities User " + user + ":", " ", 20965 packageName, true, false)) { 20966 dumpState.setTitlePrinted(true); 20967 } 20968 } 20969 } 20970 20971 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 20972 pw.flush(); 20973 FileOutputStream fout = new FileOutputStream(fd); 20974 BufferedOutputStream str = new BufferedOutputStream(fout); 20975 XmlSerializer serializer = new FastXmlSerializer(); 20976 try { 20977 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 20978 serializer.startDocument(null, true); 20979 serializer.setFeature( 20980 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 20981 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 20982 serializer.endDocument(); 20983 serializer.flush(); 20984 } catch (IllegalArgumentException e) { 20985 pw.println("Failed writing: " + e); 20986 } catch (IllegalStateException e) { 20987 pw.println("Failed writing: " + e); 20988 } catch (IOException e) { 20989 pw.println("Failed writing: " + e); 20990 } 20991 } 20992 20993 if (!checkin 20994 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 20995 && packageName == null) { 20996 pw.println(); 20997 int count = mSettings.mPackages.size(); 20998 if (count == 0) { 20999 pw.println("No applications!"); 21000 pw.println(); 21001 } else { 21002 final String prefix = " "; 21003 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 21004 if (allPackageSettings.size() == 0) { 21005 pw.println("No domain preferred apps!"); 21006 pw.println(); 21007 } else { 21008 pw.println("App verification status:"); 21009 pw.println(); 21010 count = 0; 21011 for (PackageSetting ps : allPackageSettings) { 21012 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 21013 if (ivi == null || ivi.getPackageName() == null) continue; 21014 pw.println(prefix + "Package: " + ivi.getPackageName()); 21015 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 21016 pw.println(prefix + "Status: " + ivi.getStatusString()); 21017 pw.println(); 21018 count++; 21019 } 21020 if (count == 0) { 21021 pw.println(prefix + "No app verification established."); 21022 pw.println(); 21023 } 21024 for (int userId : sUserManager.getUserIds()) { 21025 pw.println("App linkages for user " + userId + ":"); 21026 pw.println(); 21027 count = 0; 21028 for (PackageSetting ps : allPackageSettings) { 21029 final long status = ps.getDomainVerificationStatusForUser(userId); 21030 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 21031 && !DEBUG_DOMAIN_VERIFICATION) { 21032 continue; 21033 } 21034 pw.println(prefix + "Package: " + ps.name); 21035 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 21036 String statusStr = IntentFilterVerificationInfo. 21037 getStatusStringFromValue(status); 21038 pw.println(prefix + "Status: " + statusStr); 21039 pw.println(); 21040 count++; 21041 } 21042 if (count == 0) { 21043 pw.println(prefix + "No configured app linkages."); 21044 pw.println(); 21045 } 21046 } 21047 } 21048 } 21049 } 21050 21051 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 21052 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 21053 if (packageName == null && permissionNames == null) { 21054 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 21055 if (iperm == 0) { 21056 if (dumpState.onTitlePrinted()) 21057 pw.println(); 21058 pw.println("AppOp Permissions:"); 21059 } 21060 pw.print(" AppOp Permission "); 21061 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 21062 pw.println(":"); 21063 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 21064 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 21065 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 21066 } 21067 } 21068 } 21069 } 21070 21071 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 21072 boolean printedSomething = false; 21073 for (PackageParser.Provider p : mProviders.mProviders.values()) { 21074 if (packageName != null && !packageName.equals(p.info.packageName)) { 21075 continue; 21076 } 21077 if (!printedSomething) { 21078 if (dumpState.onTitlePrinted()) 21079 pw.println(); 21080 pw.println("Registered ContentProviders:"); 21081 printedSomething = true; 21082 } 21083 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 21084 pw.print(" "); pw.println(p.toString()); 21085 } 21086 printedSomething = false; 21087 for (Map.Entry<String, PackageParser.Provider> entry : 21088 mProvidersByAuthority.entrySet()) { 21089 PackageParser.Provider p = entry.getValue(); 21090 if (packageName != null && !packageName.equals(p.info.packageName)) { 21091 continue; 21092 } 21093 if (!printedSomething) { 21094 if (dumpState.onTitlePrinted()) 21095 pw.println(); 21096 pw.println("ContentProvider Authorities:"); 21097 printedSomething = true; 21098 } 21099 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 21100 pw.print(" "); pw.println(p.toString()); 21101 if (p.info != null && p.info.applicationInfo != null) { 21102 final String appInfo = p.info.applicationInfo.toString(); 21103 pw.print(" applicationInfo="); pw.println(appInfo); 21104 } 21105 } 21106 } 21107 21108 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 21109 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 21110 } 21111 21112 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 21113 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 21114 } 21115 21116 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 21117 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 21118 } 21119 21120 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS) && packageName == null) { 21121 mSettings.dumpRestoredPermissionGrantsLPr(pw, dumpState); 21122 } 21123 21124 if (!checkin && dumpState.isDumping(DumpState.DUMP_FROZEN) && packageName == null) { 21125 // XXX should handle packageName != null by dumping only install data that 21126 // the given package is involved with. 21127 if (dumpState.onTitlePrinted()) pw.println(); 21128 21129 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 21130 ipw.println(); 21131 ipw.println("Frozen packages:"); 21132 ipw.increaseIndent(); 21133 if (mFrozenPackages.size() == 0) { 21134 ipw.println("(none)"); 21135 } else { 21136 for (int i = 0; i < mFrozenPackages.size(); i++) { 21137 ipw.println(mFrozenPackages.valueAt(i)); 21138 } 21139 } 21140 ipw.decreaseIndent(); 21141 } 21142 21143 if (!checkin && dumpState.isDumping(DumpState.DUMP_DEXOPT)) { 21144 if (dumpState.onTitlePrinted()) pw.println(); 21145 dumpDexoptStateLPr(pw, packageName); 21146 } 21147 21148 if (!checkin && dumpState.isDumping(DumpState.DUMP_COMPILER_STATS)) { 21149 if (dumpState.onTitlePrinted()) pw.println(); 21150 dumpCompilerStatsLPr(pw, packageName); 21151 } 21152 21153 if (!checkin && dumpState.isDumping(DumpState.DUMP_ENABLED_OVERLAYS)) { 21154 if (dumpState.onTitlePrinted()) pw.println(); 21155 dumpEnabledOverlaysLPr(pw); 21156 } 21157 21158 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 21159 if (dumpState.onTitlePrinted()) pw.println(); 21160 mSettings.dumpReadMessagesLPr(pw, dumpState); 21161 21162 pw.println(); 21163 pw.println("Package warning messages:"); 21164 BufferedReader in = null; 21165 String line = null; 21166 try { 21167 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 21168 while ((line = in.readLine()) != null) { 21169 if (line.contains("ignored: updated version")) continue; 21170 pw.println(line); 21171 } 21172 } catch (IOException ignored) { 21173 } finally { 21174 IoUtils.closeQuietly(in); 21175 } 21176 } 21177 21178 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 21179 BufferedReader in = null; 21180 String line = null; 21181 try { 21182 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 21183 while ((line = in.readLine()) != null) { 21184 if (line.contains("ignored: updated version")) continue; 21185 pw.print("msg,"); 21186 pw.println(line); 21187 } 21188 } catch (IOException ignored) { 21189 } finally { 21190 IoUtils.closeQuietly(in); 21191 } 21192 } 21193 } 21194 21195 // PackageInstaller should be called outside of mPackages lock 21196 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 21197 // XXX should handle packageName != null by dumping only install data that 21198 // the given package is involved with. 21199 if (dumpState.onTitlePrinted()) pw.println(); 21200 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 21201 } 21202 } 21203 21204 private void dumpProto(FileDescriptor fd) { 21205 final ProtoOutputStream proto = new ProtoOutputStream(fd); 21206 21207 synchronized (mPackages) { 21208 final long requiredVerifierPackageToken = 21209 proto.start(PackageServiceDumpProto.REQUIRED_VERIFIER_PACKAGE); 21210 proto.write(PackageServiceDumpProto.PackageShortProto.NAME, mRequiredVerifierPackage); 21211 proto.write( 21212 PackageServiceDumpProto.PackageShortProto.UID, 21213 getPackageUid( 21214 mRequiredVerifierPackage, 21215 MATCH_DEBUG_TRIAGED_MISSING, 21216 UserHandle.USER_SYSTEM)); 21217 proto.end(requiredVerifierPackageToken); 21218 21219 if (mIntentFilterVerifierComponent != null) { 21220 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 21221 final long verifierPackageToken = 21222 proto.start(PackageServiceDumpProto.VERIFIER_PACKAGE); 21223 proto.write(PackageServiceDumpProto.PackageShortProto.NAME, verifierPackageName); 21224 proto.write( 21225 PackageServiceDumpProto.PackageShortProto.UID, 21226 getPackageUid( 21227 verifierPackageName, 21228 MATCH_DEBUG_TRIAGED_MISSING, 21229 UserHandle.USER_SYSTEM)); 21230 proto.end(verifierPackageToken); 21231 } 21232 21233 dumpSharedLibrariesProto(proto); 21234 dumpFeaturesProto(proto); 21235 mSettings.dumpPackagesProto(proto); 21236 mSettings.dumpSharedUsersProto(proto); 21237 dumpMessagesProto(proto); 21238 } 21239 proto.flush(); 21240 } 21241 21242 private void dumpMessagesProto(ProtoOutputStream proto) { 21243 BufferedReader in = null; 21244 String line = null; 21245 try { 21246 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 21247 while ((line = in.readLine()) != null) { 21248 if (line.contains("ignored: updated version")) continue; 21249 proto.write(PackageServiceDumpProto.MESSAGES, line); 21250 } 21251 } catch (IOException ignored) { 21252 } finally { 21253 IoUtils.closeQuietly(in); 21254 } 21255 } 21256 21257 private void dumpFeaturesProto(ProtoOutputStream proto) { 21258 synchronized (mAvailableFeatures) { 21259 final int count = mAvailableFeatures.size(); 21260 for (int i = 0; i < count; i++) { 21261 final FeatureInfo feat = mAvailableFeatures.valueAt(i); 21262 final long featureToken = proto.start(PackageServiceDumpProto.FEATURES); 21263 proto.write(PackageServiceDumpProto.FeatureProto.NAME, feat.name); 21264 proto.write(PackageServiceDumpProto.FeatureProto.VERSION, feat.version); 21265 proto.end(featureToken); 21266 } 21267 } 21268 } 21269 21270 private void dumpSharedLibrariesProto(ProtoOutputStream proto) { 21271 final int count = mSharedLibraries.size(); 21272 for (int i = 0; i < count; i++) { 21273 final String libName = mSharedLibraries.keyAt(i); 21274 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(libName); 21275 if (versionedLib == null) { 21276 continue; 21277 } 21278 final int versionCount = versionedLib.size(); 21279 for (int j = 0; j < versionCount; j++) { 21280 final SharedLibraryEntry libEntry = versionedLib.valueAt(j); 21281 final long sharedLibraryToken = 21282 proto.start(PackageServiceDumpProto.SHARED_LIBRARIES); 21283 proto.write(PackageServiceDumpProto.SharedLibraryProto.NAME, libEntry.info.getName()); 21284 final boolean isJar = (libEntry.path != null); 21285 proto.write(PackageServiceDumpProto.SharedLibraryProto.IS_JAR, isJar); 21286 if (isJar) { 21287 proto.write(PackageServiceDumpProto.SharedLibraryProto.PATH, libEntry.path); 21288 } else { 21289 proto.write(PackageServiceDumpProto.SharedLibraryProto.APK, libEntry.apk); 21290 } 21291 proto.end(sharedLibraryToken); 21292 } 21293 } 21294 } 21295 21296 private void dumpDexoptStateLPr(PrintWriter pw, String packageName) { 21297 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 21298 ipw.println(); 21299 ipw.println("Dexopt state:"); 21300 ipw.increaseIndent(); 21301 Collection<PackageParser.Package> packages = null; 21302 if (packageName != null) { 21303 PackageParser.Package targetPackage = mPackages.get(packageName); 21304 if (targetPackage != null) { 21305 packages = Collections.singletonList(targetPackage); 21306 } else { 21307 ipw.println("Unable to find package: " + packageName); 21308 return; 21309 } 21310 } else { 21311 packages = mPackages.values(); 21312 } 21313 21314 for (PackageParser.Package pkg : packages) { 21315 ipw.println("[" + pkg.packageName + "]"); 21316 ipw.increaseIndent(); 21317 mPackageDexOptimizer.dumpDexoptState(ipw, pkg); 21318 ipw.decreaseIndent(); 21319 } 21320 } 21321 21322 private void dumpCompilerStatsLPr(PrintWriter pw, String packageName) { 21323 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 21324 ipw.println(); 21325 ipw.println("Compiler stats:"); 21326 ipw.increaseIndent(); 21327 Collection<PackageParser.Package> packages = null; 21328 if (packageName != null) { 21329 PackageParser.Package targetPackage = mPackages.get(packageName); 21330 if (targetPackage != null) { 21331 packages = Collections.singletonList(targetPackage); 21332 } else { 21333 ipw.println("Unable to find package: " + packageName); 21334 return; 21335 } 21336 } else { 21337 packages = mPackages.values(); 21338 } 21339 21340 for (PackageParser.Package pkg : packages) { 21341 ipw.println("[" + pkg.packageName + "]"); 21342 ipw.increaseIndent(); 21343 21344 CompilerStats.PackageStats stats = getCompilerPackageStats(pkg.packageName); 21345 if (stats == null) { 21346 ipw.println("(No recorded stats)"); 21347 } else { 21348 stats.dump(ipw); 21349 } 21350 ipw.decreaseIndent(); 21351 } 21352 } 21353 21354 private void dumpEnabledOverlaysLPr(PrintWriter pw) { 21355 pw.println("Enabled overlay paths:"); 21356 final int N = mEnabledOverlayPaths.size(); 21357 for (int i = 0; i < N; i++) { 21358 final int userId = mEnabledOverlayPaths.keyAt(i); 21359 pw.println(String.format(" User %d:", userId)); 21360 final ArrayMap<String, ArrayList<String>> userSpecificOverlays = 21361 mEnabledOverlayPaths.valueAt(i); 21362 final int M = userSpecificOverlays.size(); 21363 for (int j = 0; j < M; j++) { 21364 final String targetPackageName = userSpecificOverlays.keyAt(j); 21365 final ArrayList<String> overlayPackagePaths = userSpecificOverlays.valueAt(j); 21366 pw.println(String.format(" %s: %s", targetPackageName, overlayPackagePaths)); 21367 } 21368 } 21369 } 21370 21371 private String dumpDomainString(String packageName) { 21372 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName) 21373 .getList(); 21374 List<IntentFilter> filters = getAllIntentFilters(packageName).getList(); 21375 21376 ArraySet<String> result = new ArraySet<>(); 21377 if (iviList.size() > 0) { 21378 for (IntentFilterVerificationInfo ivi : iviList) { 21379 for (String host : ivi.getDomains()) { 21380 result.add(host); 21381 } 21382 } 21383 } 21384 if (filters != null && filters.size() > 0) { 21385 for (IntentFilter filter : filters) { 21386 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 21387 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 21388 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 21389 result.addAll(filter.getHostsList()); 21390 } 21391 } 21392 } 21393 21394 StringBuilder sb = new StringBuilder(result.size() * 16); 21395 for (String domain : result) { 21396 if (sb.length() > 0) sb.append(" "); 21397 sb.append(domain); 21398 } 21399 return sb.toString(); 21400 } 21401 21402 // ------- apps on sdcard specific code ------- 21403 static final boolean DEBUG_SD_INSTALL = false; 21404 21405 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 21406 21407 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 21408 21409 private boolean mMediaMounted = false; 21410 21411 static String getEncryptKey() { 21412 try { 21413 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 21414 SD_ENCRYPTION_KEYSTORE_NAME); 21415 if (sdEncKey == null) { 21416 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 21417 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 21418 if (sdEncKey == null) { 21419 Slog.e(TAG, "Failed to create encryption keys"); 21420 return null; 21421 } 21422 } 21423 return sdEncKey; 21424 } catch (NoSuchAlgorithmException nsae) { 21425 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 21426 return null; 21427 } catch (IOException ioe) { 21428 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 21429 return null; 21430 } 21431 } 21432 21433 /* 21434 * Update media status on PackageManager. 21435 */ 21436 @Override 21437 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 21438 int callingUid = Binder.getCallingUid(); 21439 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 21440 throw new SecurityException("Media status can only be updated by the system"); 21441 } 21442 // reader; this apparently protects mMediaMounted, but should probably 21443 // be a different lock in that case. 21444 synchronized (mPackages) { 21445 Log.i(TAG, "Updating external media status from " 21446 + (mMediaMounted ? "mounted" : "unmounted") + " to " 21447 + (mediaStatus ? "mounted" : "unmounted")); 21448 if (DEBUG_SD_INSTALL) 21449 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 21450 + ", mMediaMounted=" + mMediaMounted); 21451 if (mediaStatus == mMediaMounted) { 21452 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 21453 : 0, -1); 21454 mHandler.sendMessage(msg); 21455 return; 21456 } 21457 mMediaMounted = mediaStatus; 21458 } 21459 // Queue up an async operation since the package installation may take a 21460 // little while. 21461 mHandler.post(new Runnable() { 21462 public void run() { 21463 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 21464 } 21465 }); 21466 } 21467 21468 /** 21469 * Called by StorageManagerService when the initial ASECs to scan are available. 21470 * Should block until all the ASEC containers are finished being scanned. 21471 */ 21472 public void scanAvailableAsecs() { 21473 updateExternalMediaStatusInner(true, false, false); 21474 } 21475 21476 /* 21477 * Collect information of applications on external media, map them against 21478 * existing containers and update information based on current mount status. 21479 * Please note that we always have to report status if reportStatus has been 21480 * set to true especially when unloading packages. 21481 */ 21482 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 21483 boolean externalStorage) { 21484 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 21485 int[] uidArr = EmptyArray.INT; 21486 21487 final String[] list = PackageHelper.getSecureContainerList(); 21488 if (ArrayUtils.isEmpty(list)) { 21489 Log.i(TAG, "No secure containers found"); 21490 } else { 21491 // Process list of secure containers and categorize them 21492 // as active or stale based on their package internal state. 21493 21494 // reader 21495 synchronized (mPackages) { 21496 for (String cid : list) { 21497 // Leave stages untouched for now; installer service owns them 21498 if (PackageInstallerService.isStageName(cid)) continue; 21499 21500 if (DEBUG_SD_INSTALL) 21501 Log.i(TAG, "Processing container " + cid); 21502 String pkgName = getAsecPackageName(cid); 21503 if (pkgName == null) { 21504 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 21505 continue; 21506 } 21507 if (DEBUG_SD_INSTALL) 21508 Log.i(TAG, "Looking for pkg : " + pkgName); 21509 21510 final PackageSetting ps = mSettings.mPackages.get(pkgName); 21511 if (ps == null) { 21512 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 21513 continue; 21514 } 21515 21516 /* 21517 * Skip packages that are not external if we're unmounting 21518 * external storage. 21519 */ 21520 if (externalStorage && !isMounted && !isExternal(ps)) { 21521 continue; 21522 } 21523 21524 final AsecInstallArgs args = new AsecInstallArgs(cid, 21525 getAppDexInstructionSets(ps), ps.isForwardLocked()); 21526 // The package status is changed only if the code path 21527 // matches between settings and the container id. 21528 if (ps.codePathString != null 21529 && ps.codePathString.startsWith(args.getCodePath())) { 21530 if (DEBUG_SD_INSTALL) { 21531 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 21532 + " at code path: " + ps.codePathString); 21533 } 21534 21535 // We do have a valid package installed on sdcard 21536 processCids.put(args, ps.codePathString); 21537 final int uid = ps.appId; 21538 if (uid != -1) { 21539 uidArr = ArrayUtils.appendInt(uidArr, uid); 21540 } 21541 } else { 21542 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 21543 + ps.codePathString); 21544 } 21545 } 21546 } 21547 21548 Arrays.sort(uidArr); 21549 } 21550 21551 // Process packages with valid entries. 21552 if (isMounted) { 21553 if (DEBUG_SD_INSTALL) 21554 Log.i(TAG, "Loading packages"); 21555 loadMediaPackages(processCids, uidArr, externalStorage); 21556 startCleaningPackages(); 21557 mInstallerService.onSecureContainersAvailable(); 21558 } else { 21559 if (DEBUG_SD_INSTALL) 21560 Log.i(TAG, "Unloading packages"); 21561 unloadMediaPackages(processCids, uidArr, reportStatus); 21562 } 21563 } 21564 21565 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21566 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 21567 final int size = infos.size(); 21568 final String[] packageNames = new String[size]; 21569 final int[] packageUids = new int[size]; 21570 for (int i = 0; i < size; i++) { 21571 final ApplicationInfo info = infos.get(i); 21572 packageNames[i] = info.packageName; 21573 packageUids[i] = info.uid; 21574 } 21575 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 21576 finishedReceiver); 21577 } 21578 21579 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21580 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 21581 sendResourcesChangedBroadcast(mediaStatus, replacing, 21582 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 21583 } 21584 21585 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21586 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 21587 int size = pkgList.length; 21588 if (size > 0) { 21589 // Send broadcasts here 21590 Bundle extras = new Bundle(); 21591 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 21592 if (uidArr != null) { 21593 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 21594 } 21595 if (replacing) { 21596 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 21597 } 21598 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 21599 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 21600 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null); 21601 } 21602 } 21603 21604 /* 21605 * Look at potentially valid container ids from processCids If package 21606 * information doesn't match the one on record or package scanning fails, 21607 * the cid is added to list of removeCids. We currently don't delete stale 21608 * containers. 21609 */ 21610 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr, 21611 boolean externalStorage) { 21612 ArrayList<String> pkgList = new ArrayList<String>(); 21613 Set<AsecInstallArgs> keys = processCids.keySet(); 21614 21615 for (AsecInstallArgs args : keys) { 21616 String codePath = processCids.get(args); 21617 if (DEBUG_SD_INSTALL) 21618 Log.i(TAG, "Loading container : " + args.cid); 21619 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 21620 try { 21621 // Make sure there are no container errors first. 21622 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 21623 Slog.e(TAG, "Failed to mount cid : " + args.cid 21624 + " when installing from sdcard"); 21625 continue; 21626 } 21627 // Check code path here. 21628 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 21629 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 21630 + " does not match one in settings " + codePath); 21631 continue; 21632 } 21633 // Parse package 21634 int parseFlags = mDefParseFlags; 21635 if (args.isExternalAsec()) { 21636 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 21637 } 21638 if (args.isFwdLocked()) { 21639 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 21640 } 21641 21642 synchronized (mInstallLock) { 21643 PackageParser.Package pkg = null; 21644 try { 21645 // Sadly we don't know the package name yet to freeze it 21646 pkg = scanPackageTracedLI(new File(codePath), parseFlags, 21647 SCAN_IGNORE_FROZEN, 0, null); 21648 } catch (PackageManagerException e) { 21649 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 21650 } 21651 // Scan the package 21652 if (pkg != null) { 21653 /* 21654 * TODO why is the lock being held? doPostInstall is 21655 * called in other places without the lock. This needs 21656 * to be straightened out. 21657 */ 21658 // writer 21659 synchronized (mPackages) { 21660 retCode = PackageManager.INSTALL_SUCCEEDED; 21661 pkgList.add(pkg.packageName); 21662 // Post process args 21663 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 21664 pkg.applicationInfo.uid); 21665 } 21666 } else { 21667 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 21668 } 21669 } 21670 21671 } finally { 21672 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 21673 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 21674 } 21675 } 21676 } 21677 // writer 21678 synchronized (mPackages) { 21679 // If the platform SDK has changed since the last time we booted, 21680 // we need to re-grant app permission to catch any new ones that 21681 // appear. This is really a hack, and means that apps can in some 21682 // cases get permissions that the user didn't initially explicitly 21683 // allow... it would be nice to have some better way to handle 21684 // this situation. 21685 final VersionInfo ver = externalStorage ? mSettings.getExternalVersion() 21686 : mSettings.getInternalVersion(); 21687 final String volumeUuid = externalStorage ? StorageManager.UUID_PRIMARY_PHYSICAL 21688 : StorageManager.UUID_PRIVATE_INTERNAL; 21689 21690 int updateFlags = UPDATE_PERMISSIONS_ALL; 21691 if (ver.sdkVersion != mSdkVersion) { 21692 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 21693 + mSdkVersion + "; regranting permissions for external"); 21694 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 21695 } 21696 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 21697 21698 // Yay, everything is now upgraded 21699 ver.forceCurrent(); 21700 21701 // can downgrade to reader 21702 // Persist settings 21703 mSettings.writeLPr(); 21704 } 21705 // Send a broadcast to let everyone know we are done processing 21706 if (pkgList.size() > 0) { 21707 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 21708 } 21709 } 21710 21711 /* 21712 * Utility method to unload a list of specified containers 21713 */ 21714 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 21715 // Just unmount all valid containers. 21716 for (AsecInstallArgs arg : cidArgs) { 21717 synchronized (mInstallLock) { 21718 arg.doPostDeleteLI(false); 21719 } 21720 } 21721 } 21722 21723 /* 21724 * Unload packages mounted on external media. This involves deleting package 21725 * data from internal structures, sending broadcasts about disabled packages, 21726 * gc'ing to free up references, unmounting all secure containers 21727 * corresponding to packages on external media, and posting a 21728 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 21729 * that we always have to post this message if status has been requested no 21730 * matter what. 21731 */ 21732 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 21733 final boolean reportStatus) { 21734 if (DEBUG_SD_INSTALL) 21735 Log.i(TAG, "unloading media packages"); 21736 ArrayList<String> pkgList = new ArrayList<String>(); 21737 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 21738 final Set<AsecInstallArgs> keys = processCids.keySet(); 21739 for (AsecInstallArgs args : keys) { 21740 String pkgName = args.getPackageName(); 21741 if (DEBUG_SD_INSTALL) 21742 Log.i(TAG, "Trying to unload pkg : " + pkgName); 21743 // Delete package internally 21744 PackageRemovedInfo outInfo = new PackageRemovedInfo(this); 21745 synchronized (mInstallLock) { 21746 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 21747 final boolean res; 21748 try (PackageFreezer freezer = freezePackageForDelete(pkgName, deleteFlags, 21749 "unloadMediaPackages")) { 21750 res = deletePackageLIF(pkgName, null, false, null, deleteFlags, outInfo, false, 21751 null); 21752 } 21753 if (res) { 21754 pkgList.add(pkgName); 21755 } else { 21756 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 21757 failedList.add(args); 21758 } 21759 } 21760 } 21761 21762 // reader 21763 synchronized (mPackages) { 21764 // We didn't update the settings after removing each package; 21765 // write them now for all packages. 21766 mSettings.writeLPr(); 21767 } 21768 21769 // We have to absolutely send UPDATED_MEDIA_STATUS only 21770 // after confirming that all the receivers processed the ordered 21771 // broadcast when packages get disabled, force a gc to clean things up. 21772 // and unload all the containers. 21773 if (pkgList.size() > 0) { 21774 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 21775 new IIntentReceiver.Stub() { 21776 public void performReceive(Intent intent, int resultCode, String data, 21777 Bundle extras, boolean ordered, boolean sticky, 21778 int sendingUser) throws RemoteException { 21779 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 21780 reportStatus ? 1 : 0, 1, keys); 21781 mHandler.sendMessage(msg); 21782 } 21783 }); 21784 } else { 21785 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 21786 keys); 21787 mHandler.sendMessage(msg); 21788 } 21789 } 21790 21791 private void loadPrivatePackages(final VolumeInfo vol) { 21792 mHandler.post(new Runnable() { 21793 @Override 21794 public void run() { 21795 loadPrivatePackagesInner(vol); 21796 } 21797 }); 21798 } 21799 21800 private void loadPrivatePackagesInner(VolumeInfo vol) { 21801 final String volumeUuid = vol.fsUuid; 21802 if (TextUtils.isEmpty(volumeUuid)) { 21803 Slog.e(TAG, "Loading internal storage is probably a mistake; ignoring"); 21804 return; 21805 } 21806 21807 final ArrayList<PackageFreezer> freezers = new ArrayList<>(); 21808 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 21809 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 21810 21811 final VersionInfo ver; 21812 final List<PackageSetting> packages; 21813 synchronized (mPackages) { 21814 ver = mSettings.findOrCreateVersion(volumeUuid); 21815 packages = mSettings.getVolumePackagesLPr(volumeUuid); 21816 } 21817 21818 for (PackageSetting ps : packages) { 21819 freezers.add(freezePackage(ps.name, "loadPrivatePackagesInner")); 21820 synchronized (mInstallLock) { 21821 final PackageParser.Package pkg; 21822 try { 21823 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 21824 loaded.add(pkg.applicationInfo); 21825 21826 } catch (PackageManagerException e) { 21827 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 21828 } 21829 21830 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 21831 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 21832 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 21833 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 21834 } 21835 } 21836 } 21837 21838 // Reconcile app data for all started/unlocked users 21839 final StorageManager sm = mContext.getSystemService(StorageManager.class); 21840 final UserManager um = mContext.getSystemService(UserManager.class); 21841 UserManagerInternal umInternal = getUserManagerInternal(); 21842 for (UserInfo user : um.getUsers()) { 21843 final int flags; 21844 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 21845 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 21846 } else if (umInternal.isUserRunning(user.id)) { 21847 flags = StorageManager.FLAG_STORAGE_DE; 21848 } else { 21849 continue; 21850 } 21851 21852 try { 21853 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, flags); 21854 synchronized (mInstallLock) { 21855 reconcileAppsDataLI(volumeUuid, user.id, flags, true /* migrateAppData */); 21856 } 21857 } catch (IllegalStateException e) { 21858 // Device was probably ejected, and we'll process that event momentarily 21859 Slog.w(TAG, "Failed to prepare storage: " + e); 21860 } 21861 } 21862 21863 synchronized (mPackages) { 21864 int updateFlags = UPDATE_PERMISSIONS_ALL; 21865 if (ver.sdkVersion != mSdkVersion) { 21866 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 21867 + mSdkVersion + "; regranting permissions for " + volumeUuid); 21868 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 21869 } 21870 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 21871 21872 // Yay, everything is now upgraded 21873 ver.forceCurrent(); 21874 21875 mSettings.writeLPr(); 21876 } 21877 21878 for (PackageFreezer freezer : freezers) { 21879 freezer.close(); 21880 } 21881 21882 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 21883 sendResourcesChangedBroadcast(true, false, loaded, null); 21884 } 21885 21886 private void unloadPrivatePackages(final VolumeInfo vol) { 21887 mHandler.post(new Runnable() { 21888 @Override 21889 public void run() { 21890 unloadPrivatePackagesInner(vol); 21891 } 21892 }); 21893 } 21894 21895 private void unloadPrivatePackagesInner(VolumeInfo vol) { 21896 final String volumeUuid = vol.fsUuid; 21897 if (TextUtils.isEmpty(volumeUuid)) { 21898 Slog.e(TAG, "Unloading internal storage is probably a mistake; ignoring"); 21899 return; 21900 } 21901 21902 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 21903 synchronized (mInstallLock) { 21904 synchronized (mPackages) { 21905 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(volumeUuid); 21906 for (PackageSetting ps : packages) { 21907 if (ps.pkg == null) continue; 21908 21909 final ApplicationInfo info = ps.pkg.applicationInfo; 21910 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 21911 final PackageRemovedInfo outInfo = new PackageRemovedInfo(this); 21912 21913 try (PackageFreezer freezer = freezePackageForDelete(ps.name, deleteFlags, 21914 "unloadPrivatePackagesInner")) { 21915 if (deletePackageLIF(ps.name, null, false, null, deleteFlags, outInfo, 21916 false, null)) { 21917 unloaded.add(info); 21918 } else { 21919 Slog.w(TAG, "Failed to unload " + ps.codePath); 21920 } 21921 } 21922 21923 // Try very hard to release any references to this package 21924 // so we don't risk the system server being killed due to 21925 // open FDs 21926 AttributeCache.instance().removePackage(ps.name); 21927 } 21928 21929 mSettings.writeLPr(); 21930 } 21931 } 21932 21933 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 21934 sendResourcesChangedBroadcast(false, false, unloaded, null); 21935 21936 // Try very hard to release any references to this path so we don't risk 21937 // the system server being killed due to open FDs 21938 ResourcesManager.getInstance().invalidatePath(vol.getPath().getAbsolutePath()); 21939 21940 for (int i = 0; i < 3; i++) { 21941 System.gc(); 21942 System.runFinalization(); 21943 } 21944 } 21945 21946 private void assertPackageKnown(String volumeUuid, String packageName) 21947 throws PackageManagerException { 21948 synchronized (mPackages) { 21949 // Normalize package name to handle renamed packages 21950 packageName = normalizePackageNameLPr(packageName); 21951 21952 final PackageSetting ps = mSettings.mPackages.get(packageName); 21953 if (ps == null) { 21954 throw new PackageManagerException("Package " + packageName + " is unknown"); 21955 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 21956 throw new PackageManagerException( 21957 "Package " + packageName + " found on unknown volume " + volumeUuid 21958 + "; expected volume " + ps.volumeUuid); 21959 } 21960 } 21961 } 21962 21963 private void assertPackageKnownAndInstalled(String volumeUuid, String packageName, int userId) 21964 throws PackageManagerException { 21965 synchronized (mPackages) { 21966 // Normalize package name to handle renamed packages 21967 packageName = normalizePackageNameLPr(packageName); 21968 21969 final PackageSetting ps = mSettings.mPackages.get(packageName); 21970 if (ps == null) { 21971 throw new PackageManagerException("Package " + packageName + " is unknown"); 21972 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 21973 throw new PackageManagerException( 21974 "Package " + packageName + " found on unknown volume " + volumeUuid 21975 + "; expected volume " + ps.volumeUuid); 21976 } else if (!ps.getInstalled(userId)) { 21977 throw new PackageManagerException( 21978 "Package " + packageName + " not installed for user " + userId); 21979 } 21980 } 21981 } 21982 21983 private List<String> collectAbsoluteCodePaths() { 21984 synchronized (mPackages) { 21985 List<String> codePaths = new ArrayList<>(); 21986 final int packageCount = mSettings.mPackages.size(); 21987 for (int i = 0; i < packageCount; i++) { 21988 final PackageSetting ps = mSettings.mPackages.valueAt(i); 21989 codePaths.add(ps.codePath.getAbsolutePath()); 21990 } 21991 return codePaths; 21992 } 21993 } 21994 21995 /** 21996 * Examine all apps present on given mounted volume, and destroy apps that 21997 * aren't expected, either due to uninstallation or reinstallation on 21998 * another volume. 21999 */ 22000 private void reconcileApps(String volumeUuid) { 22001 List<String> absoluteCodePaths = collectAbsoluteCodePaths(); 22002 List<File> filesToDelete = null; 22003 22004 final File[] files = FileUtils.listFilesOrEmpty( 22005 Environment.getDataAppDirectory(volumeUuid)); 22006 for (File file : files) { 22007 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 22008 && !PackageInstallerService.isStageName(file.getName()); 22009 if (!isPackage) { 22010 // Ignore entries which are not packages 22011 continue; 22012 } 22013 22014 String absolutePath = file.getAbsolutePath(); 22015 22016 boolean pathValid = false; 22017 final int absoluteCodePathCount = absoluteCodePaths.size(); 22018 for (int i = 0; i < absoluteCodePathCount; i++) { 22019 String absoluteCodePath = absoluteCodePaths.get(i); 22020 if (absolutePath.startsWith(absoluteCodePath)) { 22021 pathValid = true; 22022 break; 22023 } 22024 } 22025 22026 if (!pathValid) { 22027 if (filesToDelete == null) { 22028 filesToDelete = new ArrayList<>(); 22029 } 22030 filesToDelete.add(file); 22031 } 22032 } 22033 22034 if (filesToDelete != null) { 22035 final int fileToDeleteCount = filesToDelete.size(); 22036 for (int i = 0; i < fileToDeleteCount; i++) { 22037 File fileToDelete = filesToDelete.get(i); 22038 logCriticalInfo(Log.WARN, "Destroying orphaned" + fileToDelete); 22039 synchronized (mInstallLock) { 22040 removeCodePathLI(fileToDelete); 22041 } 22042 } 22043 } 22044 } 22045 22046 /** 22047 * Reconcile all app data for the given user. 22048 * <p> 22049 * Verifies that directories exist and that ownership and labeling is 22050 * correct for all installed apps on all mounted volumes. 22051 */ 22052 void reconcileAppsData(int userId, int flags, boolean migrateAppsData) { 22053 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22054 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 22055 final String volumeUuid = vol.getFsUuid(); 22056 synchronized (mInstallLock) { 22057 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppsData); 22058 } 22059 } 22060 } 22061 22062 private void reconcileAppsDataLI(String volumeUuid, int userId, int flags, 22063 boolean migrateAppData) { 22064 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppData, false /* onlyCoreApps */); 22065 } 22066 22067 /** 22068 * Reconcile all app data on given mounted volume. 22069 * <p> 22070 * Destroys app data that isn't expected, either due to uninstallation or 22071 * reinstallation on another volume. 22072 * <p> 22073 * Verifies that directories exist and that ownership and labeling is 22074 * correct for all installed apps. 22075 * @returns list of skipped non-core packages (if {@code onlyCoreApps} is true) 22076 */ 22077 private List<String> reconcileAppsDataLI(String volumeUuid, int userId, int flags, 22078 boolean migrateAppData, boolean onlyCoreApps) { 22079 Slog.v(TAG, "reconcileAppsData for " + volumeUuid + " u" + userId + " 0x" 22080 + Integer.toHexString(flags) + " migrateAppData=" + migrateAppData); 22081 List<String> result = onlyCoreApps ? new ArrayList<>() : null; 22082 22083 final File ceDir = Environment.getDataUserCeDirectory(volumeUuid, userId); 22084 final File deDir = Environment.getDataUserDeDirectory(volumeUuid, userId); 22085 22086 // First look for stale data that doesn't belong, and check if things 22087 // have changed since we did our last restorecon 22088 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 22089 if (StorageManager.isFileEncryptedNativeOrEmulated() 22090 && !StorageManager.isUserKeyUnlocked(userId)) { 22091 throw new RuntimeException( 22092 "Yikes, someone asked us to reconcile CE storage while " + userId 22093 + " was still locked; this would have caused massive data loss!"); 22094 } 22095 22096 final File[] files = FileUtils.listFilesOrEmpty(ceDir); 22097 for (File file : files) { 22098 final String packageName = file.getName(); 22099 try { 22100 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 22101 } catch (PackageManagerException e) { 22102 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 22103 try { 22104 mInstaller.destroyAppData(volumeUuid, packageName, userId, 22105 StorageManager.FLAG_STORAGE_CE, 0); 22106 } catch (InstallerException e2) { 22107 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 22108 } 22109 } 22110 } 22111 } 22112 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 22113 final File[] files = FileUtils.listFilesOrEmpty(deDir); 22114 for (File file : files) { 22115 final String packageName = file.getName(); 22116 try { 22117 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 22118 } catch (PackageManagerException e) { 22119 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 22120 try { 22121 mInstaller.destroyAppData(volumeUuid, packageName, userId, 22122 StorageManager.FLAG_STORAGE_DE, 0); 22123 } catch (InstallerException e2) { 22124 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 22125 } 22126 } 22127 } 22128 } 22129 22130 // Ensure that data directories are ready to roll for all packages 22131 // installed for this volume and user 22132 final List<PackageSetting> packages; 22133 synchronized (mPackages) { 22134 packages = mSettings.getVolumePackagesLPr(volumeUuid); 22135 } 22136 int preparedCount = 0; 22137 for (PackageSetting ps : packages) { 22138 final String packageName = ps.name; 22139 if (ps.pkg == null) { 22140 Slog.w(TAG, "Odd, missing scanned package " + packageName); 22141 // TODO: might be due to legacy ASEC apps; we should circle back 22142 // and reconcile again once they're scanned 22143 continue; 22144 } 22145 // Skip non-core apps if requested 22146 if (onlyCoreApps && !ps.pkg.coreApp) { 22147 result.add(packageName); 22148 continue; 22149 } 22150 22151 if (ps.getInstalled(userId)) { 22152 prepareAppDataAndMigrateLIF(ps.pkg, userId, flags, migrateAppData); 22153 preparedCount++; 22154 } 22155 } 22156 22157 Slog.v(TAG, "reconcileAppsData finished " + preparedCount + " packages"); 22158 return result; 22159 } 22160 22161 /** 22162 * Prepare app data for the given app just after it was installed or 22163 * upgraded. This method carefully only touches users that it's installed 22164 * for, and it forces a restorecon to handle any seinfo changes. 22165 * <p> 22166 * Verifies that directories exist and that ownership and labeling is 22167 * correct for all installed apps. If there is an ownership mismatch, it 22168 * will try recovering system apps by wiping data; third-party app data is 22169 * left intact. 22170 * <p> 22171 * <em>Note: To avoid a deadlock, do not call this method with {@code mPackages} lock held</em> 22172 */ 22173 private void prepareAppDataAfterInstallLIF(PackageParser.Package pkg) { 22174 final PackageSetting ps; 22175 synchronized (mPackages) { 22176 ps = mSettings.mPackages.get(pkg.packageName); 22177 mSettings.writeKernelMappingLPr(ps); 22178 } 22179 22180 final UserManager um = mContext.getSystemService(UserManager.class); 22181 UserManagerInternal umInternal = getUserManagerInternal(); 22182 for (UserInfo user : um.getUsers()) { 22183 final int flags; 22184 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 22185 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 22186 } else if (umInternal.isUserRunning(user.id)) { 22187 flags = StorageManager.FLAG_STORAGE_DE; 22188 } else { 22189 continue; 22190 } 22191 22192 if (ps.getInstalled(user.id)) { 22193 // TODO: when user data is locked, mark that we're still dirty 22194 prepareAppDataLIF(pkg, user.id, flags); 22195 } 22196 } 22197 } 22198 22199 /** 22200 * Prepare app data for the given app. 22201 * <p> 22202 * Verifies that directories exist and that ownership and labeling is 22203 * correct for all installed apps. If there is an ownership mismatch, this 22204 * will try recovering system apps by wiping data; third-party app data is 22205 * left intact. 22206 */ 22207 private void prepareAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 22208 if (pkg == null) { 22209 Slog.wtf(TAG, "Package was null!", new Throwable()); 22210 return; 22211 } 22212 prepareAppDataLeafLIF(pkg, userId, flags); 22213 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 22214 for (int i = 0; i < childCount; i++) { 22215 prepareAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 22216 } 22217 } 22218 22219 private void prepareAppDataAndMigrateLIF(PackageParser.Package pkg, int userId, int flags, 22220 boolean maybeMigrateAppData) { 22221 prepareAppDataLIF(pkg, userId, flags); 22222 22223 if (maybeMigrateAppData && maybeMigrateAppDataLIF(pkg, userId)) { 22224 // We may have just shuffled around app data directories, so 22225 // prepare them one more time 22226 prepareAppDataLIF(pkg, userId, flags); 22227 } 22228 } 22229 22230 private void prepareAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 22231 if (DEBUG_APP_DATA) { 22232 Slog.v(TAG, "prepareAppData for " + pkg.packageName + " u" + userId + " 0x" 22233 + Integer.toHexString(flags)); 22234 } 22235 22236 final String volumeUuid = pkg.volumeUuid; 22237 final String packageName = pkg.packageName; 22238 final ApplicationInfo app = pkg.applicationInfo; 22239 final int appId = UserHandle.getAppId(app.uid); 22240 22241 Preconditions.checkNotNull(app.seInfo); 22242 22243 long ceDataInode = -1; 22244 try { 22245 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 22246 appId, app.seInfo, app.targetSdkVersion); 22247 } catch (InstallerException e) { 22248 if (app.isSystemApp()) { 22249 logCriticalInfo(Log.ERROR, "Failed to create app data for " + packageName 22250 + ", but trying to recover: " + e); 22251 destroyAppDataLeafLIF(pkg, userId, flags); 22252 try { 22253 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 22254 appId, app.seInfo, app.targetSdkVersion); 22255 logCriticalInfo(Log.DEBUG, "Recovery succeeded!"); 22256 } catch (InstallerException e2) { 22257 logCriticalInfo(Log.DEBUG, "Recovery failed!"); 22258 } 22259 } else { 22260 Slog.e(TAG, "Failed to create app data for " + packageName + ": " + e); 22261 } 22262 } 22263 22264 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0 && ceDataInode != -1) { 22265 // TODO: mark this structure as dirty so we persist it! 22266 synchronized (mPackages) { 22267 final PackageSetting ps = mSettings.mPackages.get(packageName); 22268 if (ps != null) { 22269 ps.setCeDataInode(ceDataInode, userId); 22270 } 22271 } 22272 } 22273 22274 prepareAppDataContentsLeafLIF(pkg, userId, flags); 22275 } 22276 22277 private void prepareAppDataContentsLIF(PackageParser.Package pkg, int userId, int flags) { 22278 if (pkg == null) { 22279 Slog.wtf(TAG, "Package was null!", new Throwable()); 22280 return; 22281 } 22282 prepareAppDataContentsLeafLIF(pkg, userId, flags); 22283 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 22284 for (int i = 0; i < childCount; i++) { 22285 prepareAppDataContentsLeafLIF(pkg.childPackages.get(i), userId, flags); 22286 } 22287 } 22288 22289 private void prepareAppDataContentsLeafLIF(PackageParser.Package pkg, int userId, int flags) { 22290 final String volumeUuid = pkg.volumeUuid; 22291 final String packageName = pkg.packageName; 22292 final ApplicationInfo app = pkg.applicationInfo; 22293 22294 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 22295 // Create a native library symlink only if we have native libraries 22296 // and if the native libraries are 32 bit libraries. We do not provide 22297 // this symlink for 64 bit libraries. 22298 if (app.primaryCpuAbi != null && !VMRuntime.is64BitAbi(app.primaryCpuAbi)) { 22299 final String nativeLibPath = app.nativeLibraryDir; 22300 try { 22301 mInstaller.linkNativeLibraryDirectory(volumeUuid, packageName, 22302 nativeLibPath, userId); 22303 } catch (InstallerException e) { 22304 Slog.e(TAG, "Failed to link native for " + packageName + ": " + e); 22305 } 22306 } 22307 } 22308 } 22309 22310 /** 22311 * For system apps on non-FBE devices, this method migrates any existing 22312 * CE/DE data to match the {@code defaultToDeviceProtectedStorage} flag 22313 * requested by the app. 22314 */ 22315 private boolean maybeMigrateAppDataLIF(PackageParser.Package pkg, int userId) { 22316 if (pkg.isSystemApp() && !StorageManager.isFileEncryptedNativeOrEmulated() 22317 && PackageManager.APPLY_DEFAULT_TO_DEVICE_PROTECTED_STORAGE) { 22318 final int storageTarget = pkg.applicationInfo.isDefaultToDeviceProtectedStorage() 22319 ? StorageManager.FLAG_STORAGE_DE : StorageManager.FLAG_STORAGE_CE; 22320 try { 22321 mInstaller.migrateAppData(pkg.volumeUuid, pkg.packageName, userId, 22322 storageTarget); 22323 } catch (InstallerException e) { 22324 logCriticalInfo(Log.WARN, 22325 "Failed to migrate " + pkg.packageName + ": " + e.getMessage()); 22326 } 22327 return true; 22328 } else { 22329 return false; 22330 } 22331 } 22332 22333 public PackageFreezer freezePackage(String packageName, String killReason) { 22334 return freezePackage(packageName, UserHandle.USER_ALL, killReason); 22335 } 22336 22337 public PackageFreezer freezePackage(String packageName, int userId, String killReason) { 22338 return new PackageFreezer(packageName, userId, killReason); 22339 } 22340 22341 public PackageFreezer freezePackageForInstall(String packageName, int installFlags, 22342 String killReason) { 22343 return freezePackageForInstall(packageName, UserHandle.USER_ALL, installFlags, killReason); 22344 } 22345 22346 public PackageFreezer freezePackageForInstall(String packageName, int userId, int installFlags, 22347 String killReason) { 22348 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 22349 return new PackageFreezer(); 22350 } else { 22351 return freezePackage(packageName, userId, killReason); 22352 } 22353 } 22354 22355 public PackageFreezer freezePackageForDelete(String packageName, int deleteFlags, 22356 String killReason) { 22357 return freezePackageForDelete(packageName, UserHandle.USER_ALL, deleteFlags, killReason); 22358 } 22359 22360 public PackageFreezer freezePackageForDelete(String packageName, int userId, int deleteFlags, 22361 String killReason) { 22362 if ((deleteFlags & PackageManager.DELETE_DONT_KILL_APP) != 0) { 22363 return new PackageFreezer(); 22364 } else { 22365 return freezePackage(packageName, userId, killReason); 22366 } 22367 } 22368 22369 /** 22370 * Class that freezes and kills the given package upon creation, and 22371 * unfreezes it upon closing. This is typically used when doing surgery on 22372 * app code/data to prevent the app from running while you're working. 22373 */ 22374 private class PackageFreezer implements AutoCloseable { 22375 private final String mPackageName; 22376 private final PackageFreezer[] mChildren; 22377 22378 private final boolean mWeFroze; 22379 22380 private final AtomicBoolean mClosed = new AtomicBoolean(); 22381 private final CloseGuard mCloseGuard = CloseGuard.get(); 22382 22383 /** 22384 * Create and return a stub freezer that doesn't actually do anything, 22385 * typically used when someone requested 22386 * {@link PackageManager#INSTALL_DONT_KILL_APP} or 22387 * {@link PackageManager#DELETE_DONT_KILL_APP}. 22388 */ 22389 public PackageFreezer() { 22390 mPackageName = null; 22391 mChildren = null; 22392 mWeFroze = false; 22393 mCloseGuard.open("close"); 22394 } 22395 22396 public PackageFreezer(String packageName, int userId, String killReason) { 22397 synchronized (mPackages) { 22398 mPackageName = packageName; 22399 mWeFroze = mFrozenPackages.add(mPackageName); 22400 22401 final PackageSetting ps = mSettings.mPackages.get(mPackageName); 22402 if (ps != null) { 22403 killApplication(ps.name, ps.appId, userId, killReason); 22404 } 22405 22406 final PackageParser.Package p = mPackages.get(packageName); 22407 if (p != null && p.childPackages != null) { 22408 final int N = p.childPackages.size(); 22409 mChildren = new PackageFreezer[N]; 22410 for (int i = 0; i < N; i++) { 22411 mChildren[i] = new PackageFreezer(p.childPackages.get(i).packageName, 22412 userId, killReason); 22413 } 22414 } else { 22415 mChildren = null; 22416 } 22417 } 22418 mCloseGuard.open("close"); 22419 } 22420 22421 @Override 22422 protected void finalize() throws Throwable { 22423 try { 22424 mCloseGuard.warnIfOpen(); 22425 close(); 22426 } finally { 22427 super.finalize(); 22428 } 22429 } 22430 22431 @Override 22432 public void close() { 22433 mCloseGuard.close(); 22434 if (mClosed.compareAndSet(false, true)) { 22435 synchronized (mPackages) { 22436 if (mWeFroze) { 22437 mFrozenPackages.remove(mPackageName); 22438 } 22439 22440 if (mChildren != null) { 22441 for (PackageFreezer freezer : mChildren) { 22442 freezer.close(); 22443 } 22444 } 22445 } 22446 } 22447 } 22448 } 22449 22450 /** 22451 * Verify that given package is currently frozen. 22452 */ 22453 private void checkPackageFrozen(String packageName) { 22454 synchronized (mPackages) { 22455 if (!mFrozenPackages.contains(packageName)) { 22456 Slog.wtf(TAG, "Expected " + packageName + " to be frozen!", new Throwable()); 22457 } 22458 } 22459 } 22460 22461 @Override 22462 public int movePackage(final String packageName, final String volumeUuid) { 22463 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 22464 22465 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 22466 final int moveId = mNextMoveId.getAndIncrement(); 22467 mHandler.post(new Runnable() { 22468 @Override 22469 public void run() { 22470 try { 22471 movePackageInternal(packageName, volumeUuid, moveId, user); 22472 } catch (PackageManagerException e) { 22473 Slog.w(TAG, "Failed to move " + packageName, e); 22474 mMoveCallbacks.notifyStatusChanged(moveId, 22475 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 22476 } 22477 } 22478 }); 22479 return moveId; 22480 } 22481 22482 private void movePackageInternal(final String packageName, final String volumeUuid, 22483 final int moveId, UserHandle user) throws PackageManagerException { 22484 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22485 final PackageManager pm = mContext.getPackageManager(); 22486 22487 final boolean currentAsec; 22488 final String currentVolumeUuid; 22489 final File codeFile; 22490 final String installerPackageName; 22491 final String packageAbiOverride; 22492 final int appId; 22493 final String seinfo; 22494 final String label; 22495 final int targetSdkVersion; 22496 final PackageFreezer freezer; 22497 final int[] installedUserIds; 22498 22499 // reader 22500 synchronized (mPackages) { 22501 final PackageParser.Package pkg = mPackages.get(packageName); 22502 final PackageSetting ps = mSettings.mPackages.get(packageName); 22503 if (pkg == null || ps == null) { 22504 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 22505 } 22506 22507 if (pkg.applicationInfo.isSystemApp()) { 22508 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 22509 "Cannot move system application"); 22510 } 22511 22512 final boolean isInternalStorage = VolumeInfo.ID_PRIVATE_INTERNAL.equals(volumeUuid); 22513 final boolean allow3rdPartyOnInternal = mContext.getResources().getBoolean( 22514 com.android.internal.R.bool.config_allow3rdPartyAppOnInternal); 22515 if (isInternalStorage && !allow3rdPartyOnInternal) { 22516 throw new PackageManagerException(MOVE_FAILED_3RD_PARTY_NOT_ALLOWED_ON_INTERNAL, 22517 "3rd party apps are not allowed on internal storage"); 22518 } 22519 22520 if (pkg.applicationInfo.isExternalAsec()) { 22521 currentAsec = true; 22522 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 22523 } else if (pkg.applicationInfo.isForwardLocked()) { 22524 currentAsec = true; 22525 currentVolumeUuid = "forward_locked"; 22526 } else { 22527 currentAsec = false; 22528 currentVolumeUuid = ps.volumeUuid; 22529 22530 final File probe = new File(pkg.codePath); 22531 final File probeOat = new File(probe, "oat"); 22532 if (!probe.isDirectory() || !probeOat.isDirectory()) { 22533 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22534 "Move only supported for modern cluster style installs"); 22535 } 22536 } 22537 22538 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 22539 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22540 "Package already moved to " + volumeUuid); 22541 } 22542 if (pkg.applicationInfo.isInternal() && isPackageDeviceAdminOnAnyUser(packageName)) { 22543 throw new PackageManagerException(MOVE_FAILED_DEVICE_ADMIN, 22544 "Device admin cannot be moved"); 22545 } 22546 22547 if (mFrozenPackages.contains(packageName)) { 22548 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 22549 "Failed to move already frozen package"); 22550 } 22551 22552 codeFile = new File(pkg.codePath); 22553 installerPackageName = ps.installerPackageName; 22554 packageAbiOverride = ps.cpuAbiOverrideString; 22555 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 22556 seinfo = pkg.applicationInfo.seInfo; 22557 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 22558 targetSdkVersion = pkg.applicationInfo.targetSdkVersion; 22559 freezer = freezePackage(packageName, "movePackageInternal"); 22560 installedUserIds = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 22561 } 22562 22563 final Bundle extras = new Bundle(); 22564 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 22565 extras.putString(Intent.EXTRA_TITLE, label); 22566 mMoveCallbacks.notifyCreated(moveId, extras); 22567 22568 int installFlags; 22569 final boolean moveCompleteApp; 22570 final File measurePath; 22571 22572 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 22573 installFlags = INSTALL_INTERNAL; 22574 moveCompleteApp = !currentAsec; 22575 measurePath = Environment.getDataAppDirectory(volumeUuid); 22576 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 22577 installFlags = INSTALL_EXTERNAL; 22578 moveCompleteApp = false; 22579 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 22580 } else { 22581 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 22582 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 22583 || !volume.isMountedWritable()) { 22584 freezer.close(); 22585 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22586 "Move location not mounted private volume"); 22587 } 22588 22589 Preconditions.checkState(!currentAsec); 22590 22591 installFlags = INSTALL_INTERNAL; 22592 moveCompleteApp = true; 22593 measurePath = Environment.getDataAppDirectory(volumeUuid); 22594 } 22595 22596 final PackageStats stats = new PackageStats(null, -1); 22597 synchronized (mInstaller) { 22598 for (int userId : installedUserIds) { 22599 if (!getPackageSizeInfoLI(packageName, userId, stats)) { 22600 freezer.close(); 22601 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22602 "Failed to measure package size"); 22603 } 22604 } 22605 } 22606 22607 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 22608 + stats.dataSize); 22609 22610 final long startFreeBytes = measurePath.getUsableSpace(); 22611 final long sizeBytes; 22612 if (moveCompleteApp) { 22613 sizeBytes = stats.codeSize + stats.dataSize; 22614 } else { 22615 sizeBytes = stats.codeSize; 22616 } 22617 22618 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 22619 freezer.close(); 22620 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22621 "Not enough free space to move"); 22622 } 22623 22624 mMoveCallbacks.notifyStatusChanged(moveId, 10); 22625 22626 final CountDownLatch installedLatch = new CountDownLatch(1); 22627 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 22628 @Override 22629 public void onUserActionRequired(Intent intent) throws RemoteException { 22630 throw new IllegalStateException(); 22631 } 22632 22633 @Override 22634 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 22635 Bundle extras) throws RemoteException { 22636 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 22637 + PackageManager.installStatusToString(returnCode, msg)); 22638 22639 installedLatch.countDown(); 22640 freezer.close(); 22641 22642 final int status = PackageManager.installStatusToPublicStatus(returnCode); 22643 switch (status) { 22644 case PackageInstaller.STATUS_SUCCESS: 22645 mMoveCallbacks.notifyStatusChanged(moveId, 22646 PackageManager.MOVE_SUCCEEDED); 22647 break; 22648 case PackageInstaller.STATUS_FAILURE_STORAGE: 22649 mMoveCallbacks.notifyStatusChanged(moveId, 22650 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 22651 break; 22652 default: 22653 mMoveCallbacks.notifyStatusChanged(moveId, 22654 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 22655 break; 22656 } 22657 } 22658 }; 22659 22660 final MoveInfo move; 22661 if (moveCompleteApp) { 22662 // Kick off a thread to report progress estimates 22663 new Thread() { 22664 @Override 22665 public void run() { 22666 while (true) { 22667 try { 22668 if (installedLatch.await(1, TimeUnit.SECONDS)) { 22669 break; 22670 } 22671 } catch (InterruptedException ignored) { 22672 } 22673 22674 final long deltaFreeBytes = startFreeBytes - measurePath.getUsableSpace(); 22675 final int progress = 10 + (int) MathUtils.constrain( 22676 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 22677 mMoveCallbacks.notifyStatusChanged(moveId, progress); 22678 } 22679 } 22680 }.start(); 22681 22682 final String dataAppName = codeFile.getName(); 22683 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 22684 dataAppName, appId, seinfo, targetSdkVersion); 22685 } else { 22686 move = null; 22687 } 22688 22689 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 22690 22691 final Message msg = mHandler.obtainMessage(INIT_COPY); 22692 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 22693 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 22694 installerPackageName, volumeUuid, null /*verificationInfo*/, user, 22695 packageAbiOverride, null /*grantedPermissions*/, null /*certificates*/, 22696 PackageManager.INSTALL_REASON_UNKNOWN); 22697 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 22698 msg.obj = params; 22699 22700 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 22701 System.identityHashCode(msg.obj)); 22702 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 22703 System.identityHashCode(msg.obj)); 22704 22705 mHandler.sendMessage(msg); 22706 } 22707 22708 @Override 22709 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 22710 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 22711 22712 final int realMoveId = mNextMoveId.getAndIncrement(); 22713 final Bundle extras = new Bundle(); 22714 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 22715 mMoveCallbacks.notifyCreated(realMoveId, extras); 22716 22717 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 22718 @Override 22719 public void onCreated(int moveId, Bundle extras) { 22720 // Ignored 22721 } 22722 22723 @Override 22724 public void onStatusChanged(int moveId, int status, long estMillis) { 22725 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 22726 } 22727 }; 22728 22729 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22730 storage.setPrimaryStorageUuid(volumeUuid, callback); 22731 return realMoveId; 22732 } 22733 22734 @Override 22735 public int getMoveStatus(int moveId) { 22736 mContext.enforceCallingOrSelfPermission( 22737 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22738 return mMoveCallbacks.mLastStatus.get(moveId); 22739 } 22740 22741 @Override 22742 public void registerMoveCallback(IPackageMoveObserver callback) { 22743 mContext.enforceCallingOrSelfPermission( 22744 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22745 mMoveCallbacks.register(callback); 22746 } 22747 22748 @Override 22749 public void unregisterMoveCallback(IPackageMoveObserver callback) { 22750 mContext.enforceCallingOrSelfPermission( 22751 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22752 mMoveCallbacks.unregister(callback); 22753 } 22754 22755 @Override 22756 public boolean setInstallLocation(int loc) { 22757 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 22758 null); 22759 if (getInstallLocation() == loc) { 22760 return true; 22761 } 22762 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 22763 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 22764 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 22765 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 22766 return true; 22767 } 22768 return false; 22769 } 22770 22771 @Override 22772 public int getInstallLocation() { 22773 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 22774 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 22775 PackageHelper.APP_INSTALL_AUTO); 22776 } 22777 22778 /** Called by UserManagerService */ 22779 void cleanUpUser(UserManagerService userManager, int userHandle) { 22780 synchronized (mPackages) { 22781 mDirtyUsers.remove(userHandle); 22782 mUserNeedsBadging.delete(userHandle); 22783 mSettings.removeUserLPw(userHandle); 22784 mPendingBroadcasts.remove(userHandle); 22785 mInstantAppRegistry.onUserRemovedLPw(userHandle); 22786 removeUnusedPackagesLPw(userManager, userHandle); 22787 } 22788 } 22789 22790 /** 22791 * We're removing userHandle and would like to remove any downloaded packages 22792 * that are no longer in use by any other user. 22793 * @param userHandle the user being removed 22794 */ 22795 private void removeUnusedPackagesLPw(UserManagerService userManager, final int userHandle) { 22796 final boolean DEBUG_CLEAN_APKS = false; 22797 int [] users = userManager.getUserIds(); 22798 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 22799 while (psit.hasNext()) { 22800 PackageSetting ps = psit.next(); 22801 if (ps.pkg == null) { 22802 continue; 22803 } 22804 final String packageName = ps.pkg.packageName; 22805 // Skip over if system app 22806 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 22807 continue; 22808 } 22809 if (DEBUG_CLEAN_APKS) { 22810 Slog.i(TAG, "Checking package " + packageName); 22811 } 22812 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 22813 if (keep) { 22814 if (DEBUG_CLEAN_APKS) { 22815 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 22816 } 22817 } else { 22818 for (int i = 0; i < users.length; i++) { 22819 if (users[i] != userHandle && ps.getInstalled(users[i])) { 22820 keep = true; 22821 if (DEBUG_CLEAN_APKS) { 22822 Slog.i(TAG, " Keeping package " + packageName + " for user " 22823 + users[i]); 22824 } 22825 break; 22826 } 22827 } 22828 } 22829 if (!keep) { 22830 if (DEBUG_CLEAN_APKS) { 22831 Slog.i(TAG, " Removing package " + packageName); 22832 } 22833 mHandler.post(new Runnable() { 22834 public void run() { 22835 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 22836 userHandle, 0); 22837 } //end run 22838 }); 22839 } 22840 } 22841 } 22842 22843 /** Called by UserManagerService */ 22844 void createNewUser(int userId, String[] disallowedPackages) { 22845 synchronized (mInstallLock) { 22846 mSettings.createNewUserLI(this, mInstaller, userId, disallowedPackages); 22847 } 22848 synchronized (mPackages) { 22849 scheduleWritePackageRestrictionsLocked(userId); 22850 scheduleWritePackageListLocked(userId); 22851 applyFactoryDefaultBrowserLPw(userId); 22852 primeDomainVerificationsLPw(userId); 22853 } 22854 } 22855 22856 void onNewUserCreated(final int userId) { 22857 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 22858 // If permission review for legacy apps is required, we represent 22859 // dagerous permissions for such apps as always granted runtime 22860 // permissions to keep per user flag state whether review is needed. 22861 // Hence, if a new user is added we have to propagate dangerous 22862 // permission grants for these legacy apps. 22863 if (mPermissionReviewRequired) { 22864 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 22865 | UPDATE_PERMISSIONS_REPLACE_ALL); 22866 } 22867 } 22868 22869 @Override 22870 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 22871 mContext.enforceCallingOrSelfPermission( 22872 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 22873 "Only package verification agents can read the verifier device identity"); 22874 22875 synchronized (mPackages) { 22876 return mSettings.getVerifierDeviceIdentityLPw(); 22877 } 22878 } 22879 22880 @Override 22881 public void setPermissionEnforced(String permission, boolean enforced) { 22882 // TODO: Now that we no longer change GID for storage, this should to away. 22883 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 22884 "setPermissionEnforced"); 22885 if (READ_EXTERNAL_STORAGE.equals(permission)) { 22886 synchronized (mPackages) { 22887 if (mSettings.mReadExternalStorageEnforced == null 22888 || mSettings.mReadExternalStorageEnforced != enforced) { 22889 mSettings.mReadExternalStorageEnforced = enforced; 22890 mSettings.writeLPr(); 22891 } 22892 } 22893 // kill any non-foreground processes so we restart them and 22894 // grant/revoke the GID. 22895 final IActivityManager am = ActivityManager.getService(); 22896 if (am != null) { 22897 final long token = Binder.clearCallingIdentity(); 22898 try { 22899 am.killProcessesBelowForeground("setPermissionEnforcement"); 22900 } catch (RemoteException e) { 22901 } finally { 22902 Binder.restoreCallingIdentity(token); 22903 } 22904 } 22905 } else { 22906 throw new IllegalArgumentException("No selective enforcement for " + permission); 22907 } 22908 } 22909 22910 @Override 22911 @Deprecated 22912 public boolean isPermissionEnforced(String permission) { 22913 return true; 22914 } 22915 22916 @Override 22917 public boolean isStorageLow() { 22918 final long token = Binder.clearCallingIdentity(); 22919 try { 22920 final DeviceStorageMonitorInternal 22921 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 22922 if (dsm != null) { 22923 return dsm.isMemoryLow(); 22924 } else { 22925 return false; 22926 } 22927 } finally { 22928 Binder.restoreCallingIdentity(token); 22929 } 22930 } 22931 22932 @Override 22933 public IPackageInstaller getPackageInstaller() { 22934 return mInstallerService; 22935 } 22936 22937 private boolean userNeedsBadging(int userId) { 22938 int index = mUserNeedsBadging.indexOfKey(userId); 22939 if (index < 0) { 22940 final UserInfo userInfo; 22941 final long token = Binder.clearCallingIdentity(); 22942 try { 22943 userInfo = sUserManager.getUserInfo(userId); 22944 } finally { 22945 Binder.restoreCallingIdentity(token); 22946 } 22947 final boolean b; 22948 if (userInfo != null && userInfo.isManagedProfile()) { 22949 b = true; 22950 } else { 22951 b = false; 22952 } 22953 mUserNeedsBadging.put(userId, b); 22954 return b; 22955 } 22956 return mUserNeedsBadging.valueAt(index); 22957 } 22958 22959 @Override 22960 public KeySet getKeySetByAlias(String packageName, String alias) { 22961 if (packageName == null || alias == null) { 22962 return null; 22963 } 22964 synchronized(mPackages) { 22965 final PackageParser.Package pkg = mPackages.get(packageName); 22966 if (pkg == null) { 22967 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22968 throw new IllegalArgumentException("Unknown package: " + packageName); 22969 } 22970 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22971 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 22972 } 22973 } 22974 22975 @Override 22976 public KeySet getSigningKeySet(String packageName) { 22977 if (packageName == null) { 22978 return null; 22979 } 22980 synchronized(mPackages) { 22981 final PackageParser.Package pkg = mPackages.get(packageName); 22982 if (pkg == null) { 22983 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22984 throw new IllegalArgumentException("Unknown package: " + packageName); 22985 } 22986 if (pkg.applicationInfo.uid != Binder.getCallingUid() 22987 && Process.SYSTEM_UID != Binder.getCallingUid()) { 22988 throw new SecurityException("May not access signing KeySet of other apps."); 22989 } 22990 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22991 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 22992 } 22993 } 22994 22995 @Override 22996 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 22997 if (packageName == null || ks == null) { 22998 return false; 22999 } 23000 synchronized(mPackages) { 23001 final PackageParser.Package pkg = mPackages.get(packageName); 23002 if (pkg == null) { 23003 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 23004 throw new IllegalArgumentException("Unknown package: " + packageName); 23005 } 23006 IBinder ksh = ks.getToken(); 23007 if (ksh instanceof KeySetHandle) { 23008 KeySetManagerService ksms = mSettings.mKeySetManagerService; 23009 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 23010 } 23011 return false; 23012 } 23013 } 23014 23015 @Override 23016 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 23017 if (packageName == null || ks == null) { 23018 return false; 23019 } 23020 synchronized(mPackages) { 23021 final PackageParser.Package pkg = mPackages.get(packageName); 23022 if (pkg == null) { 23023 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 23024 throw new IllegalArgumentException("Unknown package: " + packageName); 23025 } 23026 IBinder ksh = ks.getToken(); 23027 if (ksh instanceof KeySetHandle) { 23028 KeySetManagerService ksms = mSettings.mKeySetManagerService; 23029 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 23030 } 23031 return false; 23032 } 23033 } 23034 23035 private void deletePackageIfUnusedLPr(final String packageName) { 23036 PackageSetting ps = mSettings.mPackages.get(packageName); 23037 if (ps == null) { 23038 return; 23039 } 23040 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 23041 // TODO Implement atomic delete if package is unused 23042 // It is currently possible that the package will be deleted even if it is installed 23043 // after this method returns. 23044 mHandler.post(new Runnable() { 23045 public void run() { 23046 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 23047 0, PackageManager.DELETE_ALL_USERS); 23048 } 23049 }); 23050 } 23051 } 23052 23053 /** 23054 * Check and throw if the given before/after packages would be considered a 23055 * downgrade. 23056 */ 23057 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 23058 throws PackageManagerException { 23059 if (after.versionCode < before.mVersionCode) { 23060 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 23061 "Update version code " + after.versionCode + " is older than current " 23062 + before.mVersionCode); 23063 } else if (after.versionCode == before.mVersionCode) { 23064 if (after.baseRevisionCode < before.baseRevisionCode) { 23065 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 23066 "Update base revision code " + after.baseRevisionCode 23067 + " is older than current " + before.baseRevisionCode); 23068 } 23069 23070 if (!ArrayUtils.isEmpty(after.splitNames)) { 23071 for (int i = 0; i < after.splitNames.length; i++) { 23072 final String splitName = after.splitNames[i]; 23073 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 23074 if (j != -1) { 23075 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 23076 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 23077 "Update split " + splitName + " revision code " 23078 + after.splitRevisionCodes[i] + " is older than current " 23079 + before.splitRevisionCodes[j]); 23080 } 23081 } 23082 } 23083 } 23084 } 23085 } 23086 23087 private static class MoveCallbacks extends Handler { 23088 private static final int MSG_CREATED = 1; 23089 private static final int MSG_STATUS_CHANGED = 2; 23090 23091 private final RemoteCallbackList<IPackageMoveObserver> 23092 mCallbacks = new RemoteCallbackList<>(); 23093 23094 private final SparseIntArray mLastStatus = new SparseIntArray(); 23095 23096 public MoveCallbacks(Looper looper) { 23097 super(looper); 23098 } 23099 23100 public void register(IPackageMoveObserver callback) { 23101 mCallbacks.register(callback); 23102 } 23103 23104 public void unregister(IPackageMoveObserver callback) { 23105 mCallbacks.unregister(callback); 23106 } 23107 23108 @Override 23109 public void handleMessage(Message msg) { 23110 final SomeArgs args = (SomeArgs) msg.obj; 23111 final int n = mCallbacks.beginBroadcast(); 23112 for (int i = 0; i < n; i++) { 23113 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 23114 try { 23115 invokeCallback(callback, msg.what, args); 23116 } catch (RemoteException ignored) { 23117 } 23118 } 23119 mCallbacks.finishBroadcast(); 23120 args.recycle(); 23121 } 23122 23123 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 23124 throws RemoteException { 23125 switch (what) { 23126 case MSG_CREATED: { 23127 callback.onCreated(args.argi1, (Bundle) args.arg2); 23128 break; 23129 } 23130 case MSG_STATUS_CHANGED: { 23131 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 23132 break; 23133 } 23134 } 23135 } 23136 23137 private void notifyCreated(int moveId, Bundle extras) { 23138 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 23139 23140 final SomeArgs args = SomeArgs.obtain(); 23141 args.argi1 = moveId; 23142 args.arg2 = extras; 23143 obtainMessage(MSG_CREATED, args).sendToTarget(); 23144 } 23145 23146 private void notifyStatusChanged(int moveId, int status) { 23147 notifyStatusChanged(moveId, status, -1); 23148 } 23149 23150 private void notifyStatusChanged(int moveId, int status, long estMillis) { 23151 Slog.v(TAG, "Move " + moveId + " status " + status); 23152 23153 final SomeArgs args = SomeArgs.obtain(); 23154 args.argi1 = moveId; 23155 args.argi2 = status; 23156 args.arg3 = estMillis; 23157 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 23158 23159 synchronized (mLastStatus) { 23160 mLastStatus.put(moveId, status); 23161 } 23162 } 23163 } 23164 23165 private final static class OnPermissionChangeListeners extends Handler { 23166 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 23167 23168 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 23169 new RemoteCallbackList<>(); 23170 23171 public OnPermissionChangeListeners(Looper looper) { 23172 super(looper); 23173 } 23174 23175 @Override 23176 public void handleMessage(Message msg) { 23177 switch (msg.what) { 23178 case MSG_ON_PERMISSIONS_CHANGED: { 23179 final int uid = msg.arg1; 23180 handleOnPermissionsChanged(uid); 23181 } break; 23182 } 23183 } 23184 23185 public void addListenerLocked(IOnPermissionsChangeListener listener) { 23186 mPermissionListeners.register(listener); 23187 23188 } 23189 23190 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 23191 mPermissionListeners.unregister(listener); 23192 } 23193 23194 public void onPermissionsChanged(int uid) { 23195 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 23196 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 23197 } 23198 } 23199 23200 private void handleOnPermissionsChanged(int uid) { 23201 final int count = mPermissionListeners.beginBroadcast(); 23202 try { 23203 for (int i = 0; i < count; i++) { 23204 IOnPermissionsChangeListener callback = mPermissionListeners 23205 .getBroadcastItem(i); 23206 try { 23207 callback.onPermissionsChanged(uid); 23208 } catch (RemoteException e) { 23209 Log.e(TAG, "Permission listener is dead", e); 23210 } 23211 } 23212 } finally { 23213 mPermissionListeners.finishBroadcast(); 23214 } 23215 } 23216 } 23217 23218 private class PackageManagerInternalImpl extends PackageManagerInternal { 23219 @Override 23220 public void setLocationPackagesProvider(PackagesProvider provider) { 23221 synchronized (mPackages) { 23222 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 23223 } 23224 } 23225 23226 @Override 23227 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 23228 synchronized (mPackages) { 23229 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 23230 } 23231 } 23232 23233 @Override 23234 public void setSmsAppPackagesProvider(PackagesProvider provider) { 23235 synchronized (mPackages) { 23236 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 23237 } 23238 } 23239 23240 @Override 23241 public void setDialerAppPackagesProvider(PackagesProvider provider) { 23242 synchronized (mPackages) { 23243 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 23244 } 23245 } 23246 23247 @Override 23248 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 23249 synchronized (mPackages) { 23250 mDefaultPermissionPolicy.setSimCallManagerPackagesProviderLPw(provider); 23251 } 23252 } 23253 23254 @Override 23255 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 23256 synchronized (mPackages) { 23257 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 23258 } 23259 } 23260 23261 @Override 23262 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 23263 synchronized (mPackages) { 23264 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 23265 packageName, userId); 23266 } 23267 } 23268 23269 @Override 23270 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 23271 synchronized (mPackages) { 23272 mSettings.setDefaultDialerPackageNameLPw(packageName, userId); 23273 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 23274 packageName, userId); 23275 } 23276 } 23277 23278 @Override 23279 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 23280 synchronized (mPackages) { 23281 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManagerLPr( 23282 packageName, userId); 23283 } 23284 } 23285 23286 @Override 23287 public void setKeepUninstalledPackages(final List<String> packageList) { 23288 Preconditions.checkNotNull(packageList); 23289 List<String> removedFromList = null; 23290 synchronized (mPackages) { 23291 if (mKeepUninstalledPackages != null) { 23292 final int packagesCount = mKeepUninstalledPackages.size(); 23293 for (int i = 0; i < packagesCount; i++) { 23294 String oldPackage = mKeepUninstalledPackages.get(i); 23295 if (packageList != null && packageList.contains(oldPackage)) { 23296 continue; 23297 } 23298 if (removedFromList == null) { 23299 removedFromList = new ArrayList<>(); 23300 } 23301 removedFromList.add(oldPackage); 23302 } 23303 } 23304 mKeepUninstalledPackages = new ArrayList<>(packageList); 23305 if (removedFromList != null) { 23306 final int removedCount = removedFromList.size(); 23307 for (int i = 0; i < removedCount; i++) { 23308 deletePackageIfUnusedLPr(removedFromList.get(i)); 23309 } 23310 } 23311 } 23312 } 23313 23314 @Override 23315 public boolean isPermissionsReviewRequired(String packageName, int userId) { 23316 synchronized (mPackages) { 23317 // If we do not support permission review, done. 23318 if (!mPermissionReviewRequired) { 23319 return false; 23320 } 23321 23322 PackageSetting packageSetting = mSettings.mPackages.get(packageName); 23323 if (packageSetting == null) { 23324 return false; 23325 } 23326 23327 // Permission review applies only to apps not supporting the new permission model. 23328 if (packageSetting.pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.M) { 23329 return false; 23330 } 23331 23332 // Legacy apps have the permission and get user consent on launch. 23333 PermissionsState permissionsState = packageSetting.getPermissionsState(); 23334 return permissionsState.isPermissionReviewRequired(userId); 23335 } 23336 } 23337 23338 @Override 23339 public ApplicationInfo getApplicationInfo(String packageName, int userId) { 23340 return PackageManagerService.this.getApplicationInfo(packageName, 0 /*flags*/, userId); 23341 } 23342 23343 @Override 23344 public ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 23345 int userId) { 23346 return PackageManagerService.this.getHomeActivitiesAsUser(allHomeCandidates, userId); 23347 } 23348 23349 @Override 23350 public void setDeviceAndProfileOwnerPackages( 23351 int deviceOwnerUserId, String deviceOwnerPackage, 23352 SparseArray<String> profileOwnerPackages) { 23353 mProtectedPackages.setDeviceAndProfileOwnerPackages( 23354 deviceOwnerUserId, deviceOwnerPackage, profileOwnerPackages); 23355 } 23356 23357 @Override 23358 public boolean isPackageDataProtected(int userId, String packageName) { 23359 return mProtectedPackages.isPackageDataProtected(userId, packageName); 23360 } 23361 23362 @Override 23363 public boolean isPackageEphemeral(int userId, String packageName) { 23364 synchronized (mPackages) { 23365 final PackageSetting ps = mSettings.mPackages.get(packageName); 23366 return ps != null ? ps.getInstantApp(userId) : false; 23367 } 23368 } 23369 23370 @Override 23371 public boolean wasPackageEverLaunched(String packageName, int userId) { 23372 synchronized (mPackages) { 23373 return mSettings.wasPackageEverLaunchedLPr(packageName, userId); 23374 } 23375 } 23376 23377 @Override 23378 public void grantRuntimePermission(String packageName, String name, int userId, 23379 boolean overridePolicy) { 23380 PackageManagerService.this.grantRuntimePermission(packageName, name, userId, 23381 overridePolicy); 23382 } 23383 23384 @Override 23385 public void revokeRuntimePermission(String packageName, String name, int userId, 23386 boolean overridePolicy) { 23387 PackageManagerService.this.revokeRuntimePermission(packageName, name, userId, 23388 overridePolicy); 23389 } 23390 23391 @Override 23392 public String getNameForUid(int uid) { 23393 return PackageManagerService.this.getNameForUid(uid); 23394 } 23395 23396 @Override 23397 public void requestInstantAppResolutionPhaseTwo(AuxiliaryResolveInfo responseObj, 23398 Intent origIntent, String resolvedType, String callingPackage, int userId) { 23399 PackageManagerService.this.requestInstantAppResolutionPhaseTwo( 23400 responseObj, origIntent, resolvedType, callingPackage, userId); 23401 } 23402 23403 @Override 23404 public void grantEphemeralAccess(int userId, Intent intent, 23405 int targetAppId, int ephemeralAppId) { 23406 synchronized (mPackages) { 23407 mInstantAppRegistry.grantInstantAccessLPw(userId, intent, 23408 targetAppId, ephemeralAppId); 23409 } 23410 } 23411 23412 @Override 23413 public boolean isInstantAppInstallerComponent(ComponentName component) { 23414 synchronized (mPackages) { 23415 return mInstantAppInstallerActivity != null 23416 && mInstantAppInstallerActivity.getComponentName().equals(component); 23417 } 23418 } 23419 23420 @Override 23421 public void pruneInstantApps() { 23422 synchronized (mPackages) { 23423 mInstantAppRegistry.pruneInstantAppsLPw(); 23424 } 23425 } 23426 23427 @Override 23428 public String getSetupWizardPackageName() { 23429 return mSetupWizardPackage; 23430 } 23431 23432 public void setExternalSourcesPolicy(ExternalSourcesPolicy policy) { 23433 if (policy != null) { 23434 mExternalSourcesPolicy = policy; 23435 } 23436 } 23437 23438 @Override 23439 public boolean isPackagePersistent(String packageName) { 23440 synchronized (mPackages) { 23441 PackageParser.Package pkg = mPackages.get(packageName); 23442 return pkg != null 23443 ? ((pkg.applicationInfo.flags&(ApplicationInfo.FLAG_SYSTEM 23444 | ApplicationInfo.FLAG_PERSISTENT)) == 23445 (ApplicationInfo.FLAG_SYSTEM | ApplicationInfo.FLAG_PERSISTENT)) 23446 : false; 23447 } 23448 } 23449 23450 @Override 23451 public List<PackageInfo> getOverlayPackages(int userId) { 23452 final ArrayList<PackageInfo> overlayPackages = new ArrayList<PackageInfo>(); 23453 synchronized (mPackages) { 23454 for (PackageParser.Package p : mPackages.values()) { 23455 if (p.mOverlayTarget != null) { 23456 PackageInfo pkg = generatePackageInfo((PackageSetting)p.mExtras, 0, userId); 23457 if (pkg != null) { 23458 overlayPackages.add(pkg); 23459 } 23460 } 23461 } 23462 } 23463 return overlayPackages; 23464 } 23465 23466 @Override 23467 public List<String> getTargetPackageNames(int userId) { 23468 List<String> targetPackages = new ArrayList<>(); 23469 synchronized (mPackages) { 23470 for (PackageParser.Package p : mPackages.values()) { 23471 if (p.mOverlayTarget == null) { 23472 targetPackages.add(p.packageName); 23473 } 23474 } 23475 } 23476 return targetPackages; 23477 } 23478 23479 @Override 23480 public boolean setEnabledOverlayPackages(int userId, @NonNull String targetPackageName, 23481 @Nullable List<String> overlayPackageNames) { 23482 synchronized (mPackages) { 23483 if (targetPackageName == null || mPackages.get(targetPackageName) == null) { 23484 Slog.e(TAG, "failed to find package " + targetPackageName); 23485 return false; 23486 } 23487 23488 ArrayList<String> paths = null; 23489 if (overlayPackageNames != null) { 23490 final int N = overlayPackageNames.size(); 23491 paths = new ArrayList<>(N); 23492 for (int i = 0; i < N; i++) { 23493 final String packageName = overlayPackageNames.get(i); 23494 final PackageParser.Package pkg = mPackages.get(packageName); 23495 if (pkg == null) { 23496 Slog.e(TAG, "failed to find package " + packageName); 23497 return false; 23498 } 23499 paths.add(pkg.baseCodePath); 23500 } 23501 } 23502 23503 ArrayMap<String, ArrayList<String>> userSpecificOverlays = 23504 mEnabledOverlayPaths.get(userId); 23505 if (userSpecificOverlays == null) { 23506 userSpecificOverlays = new ArrayMap<>(); 23507 mEnabledOverlayPaths.put(userId, userSpecificOverlays); 23508 } 23509 23510 if (paths != null && paths.size() > 0) { 23511 userSpecificOverlays.put(targetPackageName, paths); 23512 } else { 23513 userSpecificOverlays.remove(targetPackageName); 23514 } 23515 return true; 23516 } 23517 } 23518 23519 @Override 23520 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 23521 int flags, int userId) { 23522 return resolveIntentInternal( 23523 intent, resolvedType, flags, userId, true /*includeInstantApps*/); 23524 } 23525 23526 @Override 23527 public ResolveInfo resolveService(Intent intent, String resolvedType, 23528 int flags, int userId, int callingUid) { 23529 return resolveServiceInternal( 23530 intent, resolvedType, flags, userId, callingUid, true /*includeInstantApps*/); 23531 } 23532 23533 @Override 23534 public void addIsolatedUid(int isolatedUid, int ownerUid) { 23535 synchronized (mPackages) { 23536 mIsolatedOwners.put(isolatedUid, ownerUid); 23537 } 23538 } 23539 23540 @Override 23541 public void removeIsolatedUid(int isolatedUid) { 23542 synchronized (mPackages) { 23543 mIsolatedOwners.delete(isolatedUid); 23544 } 23545 } 23546 } 23547 23548 @Override 23549 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 23550 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 23551 synchronized (mPackages) { 23552 final long identity = Binder.clearCallingIdentity(); 23553 try { 23554 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 23555 packageNames, userId); 23556 } finally { 23557 Binder.restoreCallingIdentity(identity); 23558 } 23559 } 23560 } 23561 23562 @Override 23563 public void grantDefaultPermissionsToEnabledImsServices(String[] packageNames, int userId) { 23564 enforceSystemOrPhoneCaller("grantDefaultPermissionsToEnabledImsServices"); 23565 synchronized (mPackages) { 23566 final long identity = Binder.clearCallingIdentity(); 23567 try { 23568 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledImsServicesLPr( 23569 packageNames, userId); 23570 } finally { 23571 Binder.restoreCallingIdentity(identity); 23572 } 23573 } 23574 } 23575 23576 private static void enforceSystemOrPhoneCaller(String tag) { 23577 int callingUid = Binder.getCallingUid(); 23578 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 23579 throw new SecurityException( 23580 "Cannot call " + tag + " from UID " + callingUid); 23581 } 23582 } 23583 23584 boolean isHistoricalPackageUsageAvailable() { 23585 return mPackageUsage.isHistoricalPackageUsageAvailable(); 23586 } 23587 23588 /** 23589 * Return a <b>copy</b> of the collection of packages known to the package manager. 23590 * @return A copy of the values of mPackages. 23591 */ 23592 Collection<PackageParser.Package> getPackages() { 23593 synchronized (mPackages) { 23594 return new ArrayList<>(mPackages.values()); 23595 } 23596 } 23597 23598 /** 23599 * Logs process start information (including base APK hash) to the security log. 23600 * @hide 23601 */ 23602 public void logAppProcessStartIfNeeded(String processName, int uid, String seinfo, 23603 String apkFile, int pid) { 23604 if (!SecurityLog.isLoggingEnabled()) { 23605 return; 23606 } 23607 Bundle data = new Bundle(); 23608 data.putLong("startTimestamp", System.currentTimeMillis()); 23609 data.putString("processName", processName); 23610 data.putInt("uid", uid); 23611 data.putString("seinfo", seinfo); 23612 data.putString("apkFile", apkFile); 23613 data.putInt("pid", pid); 23614 Message msg = mProcessLoggingHandler.obtainMessage( 23615 ProcessLoggingHandler.LOG_APP_PROCESS_START_MSG); 23616 msg.setData(data); 23617 mProcessLoggingHandler.sendMessage(msg); 23618 } 23619 23620 public CompilerStats.PackageStats getCompilerPackageStats(String pkgName) { 23621 return mCompilerStats.getPackageStats(pkgName); 23622 } 23623 23624 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(PackageParser.Package pkg) { 23625 return getOrCreateCompilerPackageStats(pkg.packageName); 23626 } 23627 23628 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(String pkgName) { 23629 return mCompilerStats.getOrCreatePackageStats(pkgName); 23630 } 23631 23632 public void deleteCompilerPackageStats(String pkgName) { 23633 mCompilerStats.deletePackageStats(pkgName); 23634 } 23635 23636 @Override 23637 public int getInstallReason(String packageName, int userId) { 23638 enforceCrossUserPermission(Binder.getCallingUid(), userId, 23639 true /* requireFullPermission */, false /* checkShell */, 23640 "get install reason"); 23641 synchronized (mPackages) { 23642 final PackageSetting ps = mSettings.mPackages.get(packageName); 23643 if (ps != null) { 23644 return ps.getInstallReason(userId); 23645 } 23646 } 23647 return PackageManager.INSTALL_REASON_UNKNOWN; 23648 } 23649 23650 @Override 23651 public boolean canRequestPackageInstalls(String packageName, int userId) { 23652 int callingUid = Binder.getCallingUid(); 23653 int uid = getPackageUid(packageName, 0, userId); 23654 if (callingUid != uid && callingUid != Process.ROOT_UID 23655 && callingUid != Process.SYSTEM_UID) { 23656 throw new SecurityException( 23657 "Caller uid " + callingUid + " does not own package " + packageName); 23658 } 23659 ApplicationInfo info = getApplicationInfo(packageName, 0, userId); 23660 if (info == null) { 23661 return false; 23662 } 23663 if (info.targetSdkVersion < Build.VERSION_CODES.O) { 23664 throw new UnsupportedOperationException( 23665 "Operation only supported on apps targeting Android O or higher"); 23666 } 23667 String appOpPermission = Manifest.permission.REQUEST_INSTALL_PACKAGES; 23668 String[] packagesDeclaringPermission = getAppOpPermissionPackages(appOpPermission); 23669 if (!ArrayUtils.contains(packagesDeclaringPermission, packageName)) { 23670 throw new SecurityException("Need to declare " + appOpPermission + " to call this api"); 23671 } 23672 if (sUserManager.hasUserRestriction(UserManager.DISALLOW_INSTALL_UNKNOWN_SOURCES, userId)) { 23673 return false; 23674 } 23675 if (mExternalSourcesPolicy != null) { 23676 int isTrusted = mExternalSourcesPolicy.getPackageTrustedToInstallApps(packageName, uid); 23677 if (isTrusted != PackageManagerInternal.ExternalSourcesPolicy.USER_DEFAULT) { 23678 return isTrusted == PackageManagerInternal.ExternalSourcesPolicy.USER_TRUSTED; 23679 } 23680 } 23681 return checkUidPermission(appOpPermission, uid) == PERMISSION_GRANTED; 23682 } 23683 23684 @Override 23685 public ComponentName getInstantAppResolverSettingsComponent() { 23686 return mInstantAppResolverSettingsComponent; 23687 } 23688 23689 @Override 23690 public ComponentName getInstantAppInstallerComponent() { 23691 return mInstantAppInstallerActivity == null 23692 ? null : mInstantAppInstallerActivity.getComponentName(); 23693 } 23694 23695 @Override 23696 public String getInstantAppAndroidId(String packageName, int userId) { 23697 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.ACCESS_INSTANT_APPS, 23698 "getInstantAppAndroidId"); 23699 enforceCrossUserPermission(Binder.getCallingUid(), userId, 23700 true /* requireFullPermission */, false /* checkShell */, 23701 "getInstantAppAndroidId"); 23702 // Make sure the target is an Instant App. 23703 if (!isInstantApp(packageName, userId)) { 23704 return null; 23705 } 23706 synchronized (mPackages) { 23707 return mInstantAppRegistry.getInstantAppAndroidIdLPw(packageName, userId); 23708 } 23709 } 23710} 23711 23712interface PackageSender { 23713 void sendPackageBroadcast(final String action, final String pkg, 23714 final Bundle extras, final int flags, final String targetPkg, 23715 final IIntentReceiver finishedReceiver, final int[] userIds); 23716 void sendPackageAddedForNewUsers(String packageName, boolean isSystem, 23717 int appId, int... userIds); 23718} 23719