PackageManagerService.java revision cc576cfbb4e3d63b5c01e1ad881f0b2c33d9bf28
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.getFullCompilerFilter; 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 public static final int REASON_FORCED_DEXOPT = 5; 540 541 public static final int REASON_LAST = REASON_FORCED_DEXOPT; 542 543 /** All dangerous permission names in the same order as the events in MetricsEvent */ 544 private static final List<String> ALL_DANGEROUS_PERMISSIONS = Arrays.asList( 545 Manifest.permission.READ_CALENDAR, 546 Manifest.permission.WRITE_CALENDAR, 547 Manifest.permission.CAMERA, 548 Manifest.permission.READ_CONTACTS, 549 Manifest.permission.WRITE_CONTACTS, 550 Manifest.permission.GET_ACCOUNTS, 551 Manifest.permission.ACCESS_FINE_LOCATION, 552 Manifest.permission.ACCESS_COARSE_LOCATION, 553 Manifest.permission.RECORD_AUDIO, 554 Manifest.permission.READ_PHONE_STATE, 555 Manifest.permission.CALL_PHONE, 556 Manifest.permission.READ_CALL_LOG, 557 Manifest.permission.WRITE_CALL_LOG, 558 Manifest.permission.ADD_VOICEMAIL, 559 Manifest.permission.USE_SIP, 560 Manifest.permission.PROCESS_OUTGOING_CALLS, 561 Manifest.permission.READ_CELL_BROADCASTS, 562 Manifest.permission.BODY_SENSORS, 563 Manifest.permission.SEND_SMS, 564 Manifest.permission.RECEIVE_SMS, 565 Manifest.permission.READ_SMS, 566 Manifest.permission.RECEIVE_WAP_PUSH, 567 Manifest.permission.RECEIVE_MMS, 568 Manifest.permission.READ_EXTERNAL_STORAGE, 569 Manifest.permission.WRITE_EXTERNAL_STORAGE, 570 Manifest.permission.READ_PHONE_NUMBERS, 571 Manifest.permission.ANSWER_PHONE_CALLS); 572 573 574 /** 575 * Version number for the package parser cache. Increment this whenever the format or 576 * extent of cached data changes. See {@code PackageParser#setCacheDir}. 577 */ 578 private static final String PACKAGE_PARSER_CACHE_VERSION = "1"; 579 580 /** 581 * Whether the package parser cache is enabled. 582 */ 583 private static final boolean DEFAULT_PACKAGE_PARSER_CACHE_ENABLED = true; 584 585 final ServiceThread mHandlerThread; 586 587 final PackageHandler mHandler; 588 589 private final ProcessLoggingHandler mProcessLoggingHandler; 590 591 /** 592 * Messages for {@link #mHandler} that need to wait for system ready before 593 * being dispatched. 594 */ 595 private ArrayList<Message> mPostSystemReadyMessages; 596 597 final int mSdkVersion = Build.VERSION.SDK_INT; 598 599 final Context mContext; 600 final boolean mFactoryTest; 601 final boolean mOnlyCore; 602 final DisplayMetrics mMetrics; 603 final int mDefParseFlags; 604 final String[] mSeparateProcesses; 605 final boolean mIsUpgrade; 606 final boolean mIsPreNUpgrade; 607 final boolean mIsPreNMR1Upgrade; 608 609 // Have we told the Activity Manager to whitelist the default container service by uid yet? 610 @GuardedBy("mPackages") 611 boolean mDefaultContainerWhitelisted = false; 612 613 @GuardedBy("mPackages") 614 private boolean mDexOptDialogShown; 615 616 /** The location for ASEC container files on internal storage. */ 617 final String mAsecInternalPath; 618 619 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 620 // LOCK HELD. Can be called with mInstallLock held. 621 @GuardedBy("mInstallLock") 622 final Installer mInstaller; 623 624 /** Directory where installed third-party apps stored */ 625 final File mAppInstallDir; 626 627 /** 628 * Directory to which applications installed internally have their 629 * 32 bit native libraries copied. 630 */ 631 private File mAppLib32InstallDir; 632 633 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 634 // apps. 635 final File mDrmAppPrivateInstallDir; 636 637 // ---------------------------------------------------------------- 638 639 // Lock for state used when installing and doing other long running 640 // operations. Methods that must be called with this lock held have 641 // the suffix "LI". 642 final Object mInstallLock = new Object(); 643 644 // ---------------------------------------------------------------- 645 646 // Keys are String (package name), values are Package. This also serves 647 // as the lock for the global state. Methods that must be called with 648 // this lock held have the prefix "LP". 649 @GuardedBy("mPackages") 650 final ArrayMap<String, PackageParser.Package> mPackages = 651 new ArrayMap<String, PackageParser.Package>(); 652 653 final ArrayMap<String, Set<String>> mKnownCodebase = 654 new ArrayMap<String, Set<String>>(); 655 656 // Keys are isolated uids and values are the uid of the application 657 // that created the isolated proccess. 658 @GuardedBy("mPackages") 659 final SparseIntArray mIsolatedOwners = new SparseIntArray(); 660 661 // List of APK paths to load for each user and package. This data is never 662 // persisted by the package manager. Instead, the overlay manager will 663 // ensure the data is up-to-date in runtime. 664 @GuardedBy("mPackages") 665 final SparseArray<ArrayMap<String, ArrayList<String>>> mEnabledOverlayPaths = 666 new SparseArray<ArrayMap<String, ArrayList<String>>>(); 667 668 /** 669 * Tracks new system packages [received in an OTA] that we expect to 670 * find updated user-installed versions. Keys are package name, values 671 * are package location. 672 */ 673 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 674 /** 675 * Tracks high priority intent filters for protected actions. During boot, certain 676 * filter actions are protected and should never be allowed to have a high priority 677 * intent filter for them. However, there is one, and only one exception -- the 678 * setup wizard. It must be able to define a high priority intent filter for these 679 * actions to ensure there are no escapes from the wizard. We need to delay processing 680 * of these during boot as we need to look at all of the system packages in order 681 * to know which component is the setup wizard. 682 */ 683 private final List<PackageParser.ActivityIntentInfo> mProtectedFilters = new ArrayList<>(); 684 /** 685 * Whether or not processing protected filters should be deferred. 686 */ 687 private boolean mDeferProtectedFilters = true; 688 689 /** 690 * Tracks existing system packages prior to receiving an OTA. Keys are package name. 691 */ 692 final private ArraySet<String> mExistingSystemPackages = new ArraySet<>(); 693 /** 694 * Whether or not system app permissions should be promoted from install to runtime. 695 */ 696 boolean mPromoteSystemApps; 697 698 @GuardedBy("mPackages") 699 final Settings mSettings; 700 701 /** 702 * Set of package names that are currently "frozen", which means active 703 * surgery is being done on the code/data for that package. The platform 704 * will refuse to launch frozen packages to avoid race conditions. 705 * 706 * @see PackageFreezer 707 */ 708 @GuardedBy("mPackages") 709 final ArraySet<String> mFrozenPackages = new ArraySet<>(); 710 711 final ProtectedPackages mProtectedPackages; 712 713 boolean mFirstBoot; 714 715 PackageManagerInternal.ExternalSourcesPolicy mExternalSourcesPolicy; 716 717 // System configuration read by SystemConfig. 718 final int[] mGlobalGids; 719 final SparseArray<ArraySet<String>> mSystemPermissions; 720 @GuardedBy("mAvailableFeatures") 721 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 722 723 // If mac_permissions.xml was found for seinfo labeling. 724 boolean mFoundPolicyFile; 725 726 private final InstantAppRegistry mInstantAppRegistry; 727 728 @GuardedBy("mPackages") 729 int mChangedPackagesSequenceNumber; 730 /** 731 * List of changed [installed, removed or updated] packages. 732 * mapping from user id -> sequence number -> package name 733 */ 734 @GuardedBy("mPackages") 735 final SparseArray<SparseArray<String>> mChangedPackages = new SparseArray<>(); 736 /** 737 * The sequence number of the last change to a package. 738 * mapping from user id -> package name -> sequence number 739 */ 740 @GuardedBy("mPackages") 741 final SparseArray<Map<String, Integer>> mChangedPackagesSequenceNumbers = new SparseArray<>(); 742 743 final PackageParser.Callback mPackageParserCallback = new PackageParser.Callback() { 744 @Override public boolean hasFeature(String feature) { 745 return PackageManagerService.this.hasSystemFeature(feature, 0); 746 } 747 }; 748 749 public static final class SharedLibraryEntry { 750 public final String path; 751 public final String apk; 752 public final SharedLibraryInfo info; 753 754 SharedLibraryEntry(String _path, String _apk, String name, int version, int type, 755 String declaringPackageName, int declaringPackageVersionCode) { 756 path = _path; 757 apk = _apk; 758 info = new SharedLibraryInfo(name, version, type, new VersionedPackage( 759 declaringPackageName, declaringPackageVersionCode), null); 760 } 761 } 762 763 // Currently known shared libraries. 764 final ArrayMap<String, SparseArray<SharedLibraryEntry>> mSharedLibraries = new ArrayMap<>(); 765 final ArrayMap<String, SparseArray<SharedLibraryEntry>> mStaticLibsByDeclaringPackage = 766 new ArrayMap<>(); 767 768 // All available activities, for your resolving pleasure. 769 final ActivityIntentResolver mActivities = 770 new ActivityIntentResolver(); 771 772 // All available receivers, for your resolving pleasure. 773 final ActivityIntentResolver mReceivers = 774 new ActivityIntentResolver(); 775 776 // All available services, for your resolving pleasure. 777 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 778 779 // All available providers, for your resolving pleasure. 780 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 781 782 // Mapping from provider base names (first directory in content URI codePath) 783 // to the provider information. 784 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 785 new ArrayMap<String, PackageParser.Provider>(); 786 787 // Mapping from instrumentation class names to info about them. 788 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 789 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 790 791 // Mapping from permission names to info about them. 792 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 793 new ArrayMap<String, PackageParser.PermissionGroup>(); 794 795 // Packages whose data we have transfered into another package, thus 796 // should no longer exist. 797 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 798 799 // Broadcast actions that are only available to the system. 800 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 801 802 /** List of packages waiting for verification. */ 803 final SparseArray<PackageVerificationState> mPendingVerification 804 = new SparseArray<PackageVerificationState>(); 805 806 /** Set of packages associated with each app op permission. */ 807 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 808 809 final PackageInstallerService mInstallerService; 810 811 private final PackageDexOptimizer mPackageDexOptimizer; 812 // DexManager handles the usage of dex files (e.g. secondary files, whether or not a package 813 // is used by other apps). 814 private final DexManager mDexManager; 815 816 private AtomicInteger mNextMoveId = new AtomicInteger(); 817 private final MoveCallbacks mMoveCallbacks; 818 819 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 820 821 // Cache of users who need badging. 822 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 823 824 /** Token for keys in mPendingVerification. */ 825 private int mPendingVerificationToken = 0; 826 827 volatile boolean mSystemReady; 828 volatile boolean mSafeMode; 829 volatile boolean mHasSystemUidErrors; 830 private volatile boolean mEphemeralAppsDisabled; 831 832 ApplicationInfo mAndroidApplication; 833 final ActivityInfo mResolveActivity = new ActivityInfo(); 834 final ResolveInfo mResolveInfo = new ResolveInfo(); 835 ComponentName mResolveComponentName; 836 PackageParser.Package mPlatformPackage; 837 ComponentName mCustomResolverComponentName; 838 839 boolean mResolverReplaced = false; 840 841 private final @Nullable ComponentName mIntentFilterVerifierComponent; 842 private final @Nullable IntentFilterVerifier<ActivityIntentInfo> mIntentFilterVerifier; 843 844 private int mIntentFilterVerificationToken = 0; 845 846 /** The service connection to the ephemeral resolver */ 847 final EphemeralResolverConnection mInstantAppResolverConnection; 848 /** Component used to show resolver settings for Instant Apps */ 849 final ComponentName mInstantAppResolverSettingsComponent; 850 851 /** Activity used to install instant applications */ 852 ActivityInfo mInstantAppInstallerActivity; 853 final ResolveInfo mInstantAppInstallerInfo = new ResolveInfo(); 854 855 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 856 = new SparseArray<IntentFilterVerificationState>(); 857 858 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy; 859 860 // List of packages names to keep cached, even if they are uninstalled for all users 861 private List<String> mKeepUninstalledPackages; 862 863 private UserManagerInternal mUserManagerInternal; 864 865 private DeviceIdleController.LocalService mDeviceIdleController; 866 867 private File mCacheDir; 868 869 private ArraySet<String> mPrivappPermissionsViolations; 870 871 private Future<?> mPrepareAppDataFuture; 872 873 private static class IFVerificationParams { 874 PackageParser.Package pkg; 875 boolean replacing; 876 int userId; 877 int verifierUid; 878 879 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 880 int _userId, int _verifierUid) { 881 pkg = _pkg; 882 replacing = _replacing; 883 userId = _userId; 884 replacing = _replacing; 885 verifierUid = _verifierUid; 886 } 887 } 888 889 private interface IntentFilterVerifier<T extends IntentFilter> { 890 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 891 T filter, String packageName); 892 void startVerifications(int userId); 893 void receiveVerificationResponse(int verificationId); 894 } 895 896 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 897 private Context mContext; 898 private ComponentName mIntentFilterVerifierComponent; 899 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 900 901 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 902 mContext = context; 903 mIntentFilterVerifierComponent = verifierComponent; 904 } 905 906 private String getDefaultScheme() { 907 return IntentFilter.SCHEME_HTTPS; 908 } 909 910 @Override 911 public void startVerifications(int userId) { 912 // Launch verifications requests 913 int count = mCurrentIntentFilterVerifications.size(); 914 for (int n=0; n<count; n++) { 915 int verificationId = mCurrentIntentFilterVerifications.get(n); 916 final IntentFilterVerificationState ivs = 917 mIntentFilterVerificationStates.get(verificationId); 918 919 String packageName = ivs.getPackageName(); 920 921 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 922 final int filterCount = filters.size(); 923 ArraySet<String> domainsSet = new ArraySet<>(); 924 for (int m=0; m<filterCount; m++) { 925 PackageParser.ActivityIntentInfo filter = filters.get(m); 926 domainsSet.addAll(filter.getHostsList()); 927 } 928 synchronized (mPackages) { 929 if (mSettings.createIntentFilterVerificationIfNeededLPw( 930 packageName, domainsSet) != null) { 931 scheduleWriteSettingsLocked(); 932 } 933 } 934 sendVerificationRequest(userId, verificationId, ivs); 935 } 936 mCurrentIntentFilterVerifications.clear(); 937 } 938 939 private void sendVerificationRequest(int userId, int verificationId, 940 IntentFilterVerificationState ivs) { 941 942 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 943 verificationIntent.putExtra( 944 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 945 verificationId); 946 verificationIntent.putExtra( 947 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 948 getDefaultScheme()); 949 verificationIntent.putExtra( 950 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 951 ivs.getHostsString()); 952 verificationIntent.putExtra( 953 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 954 ivs.getPackageName()); 955 verificationIntent.setComponent(mIntentFilterVerifierComponent); 956 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 957 958 DeviceIdleController.LocalService idleController = getDeviceIdleController(); 959 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 960 mIntentFilterVerifierComponent.getPackageName(), getVerificationTimeout(), 961 userId, false, "intent filter verifier"); 962 963 UserHandle user = new UserHandle(userId); 964 mContext.sendBroadcastAsUser(verificationIntent, user); 965 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 966 "Sending IntentFilter verification broadcast"); 967 } 968 969 public void receiveVerificationResponse(int verificationId) { 970 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 971 972 final boolean verified = ivs.isVerified(); 973 974 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 975 final int count = filters.size(); 976 if (DEBUG_DOMAIN_VERIFICATION) { 977 Slog.i(TAG, "Received verification response " + verificationId 978 + " for " + count + " filters, verified=" + verified); 979 } 980 for (int n=0; n<count; n++) { 981 PackageParser.ActivityIntentInfo filter = filters.get(n); 982 filter.setVerified(verified); 983 984 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 985 + " verified with result:" + verified + " and hosts:" 986 + ivs.getHostsString()); 987 } 988 989 mIntentFilterVerificationStates.remove(verificationId); 990 991 final String packageName = ivs.getPackageName(); 992 IntentFilterVerificationInfo ivi = null; 993 994 synchronized (mPackages) { 995 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 996 } 997 if (ivi == null) { 998 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 999 + verificationId + " packageName:" + packageName); 1000 return; 1001 } 1002 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1003 "Updating IntentFilterVerificationInfo for package " + packageName 1004 +" verificationId:" + verificationId); 1005 1006 synchronized (mPackages) { 1007 if (verified) { 1008 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 1009 } else { 1010 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 1011 } 1012 scheduleWriteSettingsLocked(); 1013 1014 final int userId = ivs.getUserId(); 1015 if (userId != UserHandle.USER_ALL) { 1016 final int userStatus = 1017 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 1018 1019 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 1020 boolean needUpdate = false; 1021 1022 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 1023 // already been set by the User thru the Disambiguation dialog 1024 switch (userStatus) { 1025 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 1026 if (verified) { 1027 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1028 } else { 1029 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 1030 } 1031 needUpdate = true; 1032 break; 1033 1034 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 1035 if (verified) { 1036 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1037 needUpdate = true; 1038 } 1039 break; 1040 1041 default: 1042 // Nothing to do 1043 } 1044 1045 if (needUpdate) { 1046 mSettings.updateIntentFilterVerificationStatusLPw( 1047 packageName, updatedStatus, userId); 1048 scheduleWritePackageRestrictionsLocked(userId); 1049 } 1050 } 1051 } 1052 } 1053 1054 @Override 1055 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 1056 ActivityIntentInfo filter, String packageName) { 1057 if (!hasValidDomains(filter)) { 1058 return false; 1059 } 1060 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 1061 if (ivs == null) { 1062 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 1063 packageName); 1064 } 1065 if (DEBUG_DOMAIN_VERIFICATION) { 1066 Slog.d(TAG, "Adding verification filter for " + packageName + ": " + filter); 1067 } 1068 ivs.addFilter(filter); 1069 return true; 1070 } 1071 1072 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 1073 int userId, int verificationId, String packageName) { 1074 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 1075 verifierUid, userId, packageName); 1076 ivs.setPendingState(); 1077 synchronized (mPackages) { 1078 mIntentFilterVerificationStates.append(verificationId, ivs); 1079 mCurrentIntentFilterVerifications.add(verificationId); 1080 } 1081 return ivs; 1082 } 1083 } 1084 1085 private static boolean hasValidDomains(ActivityIntentInfo filter) { 1086 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 1087 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 1088 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 1089 } 1090 1091 // Set of pending broadcasts for aggregating enable/disable of components. 1092 static class PendingPackageBroadcasts { 1093 // for each user id, a map of <package name -> components within that package> 1094 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 1095 1096 public PendingPackageBroadcasts() { 1097 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 1098 } 1099 1100 public ArrayList<String> get(int userId, String packageName) { 1101 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1102 return packages.get(packageName); 1103 } 1104 1105 public void put(int userId, String packageName, ArrayList<String> components) { 1106 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1107 packages.put(packageName, components); 1108 } 1109 1110 public void remove(int userId, String packageName) { 1111 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 1112 if (packages != null) { 1113 packages.remove(packageName); 1114 } 1115 } 1116 1117 public void remove(int userId) { 1118 mUidMap.remove(userId); 1119 } 1120 1121 public int userIdCount() { 1122 return mUidMap.size(); 1123 } 1124 1125 public int userIdAt(int n) { 1126 return mUidMap.keyAt(n); 1127 } 1128 1129 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 1130 return mUidMap.get(userId); 1131 } 1132 1133 public int size() { 1134 // total number of pending broadcast entries across all userIds 1135 int num = 0; 1136 for (int i = 0; i< mUidMap.size(); i++) { 1137 num += mUidMap.valueAt(i).size(); 1138 } 1139 return num; 1140 } 1141 1142 public void clear() { 1143 mUidMap.clear(); 1144 } 1145 1146 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 1147 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 1148 if (map == null) { 1149 map = new ArrayMap<String, ArrayList<String>>(); 1150 mUidMap.put(userId, map); 1151 } 1152 return map; 1153 } 1154 } 1155 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 1156 1157 // Service Connection to remote media container service to copy 1158 // package uri's from external media onto secure containers 1159 // or internal storage. 1160 private IMediaContainerService mContainerService = null; 1161 1162 static final int SEND_PENDING_BROADCAST = 1; 1163 static final int MCS_BOUND = 3; 1164 static final int END_COPY = 4; 1165 static final int INIT_COPY = 5; 1166 static final int MCS_UNBIND = 6; 1167 static final int START_CLEANING_PACKAGE = 7; 1168 static final int FIND_INSTALL_LOC = 8; 1169 static final int POST_INSTALL = 9; 1170 static final int MCS_RECONNECT = 10; 1171 static final int MCS_GIVE_UP = 11; 1172 static final int UPDATED_MEDIA_STATUS = 12; 1173 static final int WRITE_SETTINGS = 13; 1174 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 1175 static final int PACKAGE_VERIFIED = 15; 1176 static final int CHECK_PENDING_VERIFICATION = 16; 1177 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 1178 static final int INTENT_FILTER_VERIFIED = 18; 1179 static final int WRITE_PACKAGE_LIST = 19; 1180 static final int INSTANT_APP_RESOLUTION_PHASE_TWO = 20; 1181 1182 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 1183 1184 // Delay time in millisecs 1185 static final int BROADCAST_DELAY = 10 * 1000; 1186 1187 static UserManagerService sUserManager; 1188 1189 // Stores a list of users whose package restrictions file needs to be updated 1190 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 1191 1192 final private DefaultContainerConnection mDefContainerConn = 1193 new DefaultContainerConnection(); 1194 class DefaultContainerConnection implements ServiceConnection { 1195 public void onServiceConnected(ComponentName name, IBinder service) { 1196 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 1197 final IMediaContainerService imcs = IMediaContainerService.Stub 1198 .asInterface(Binder.allowBlocking(service)); 1199 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 1200 } 1201 1202 public void onServiceDisconnected(ComponentName name) { 1203 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 1204 } 1205 } 1206 1207 // Recordkeeping of restore-after-install operations that are currently in flight 1208 // between the Package Manager and the Backup Manager 1209 static class PostInstallData { 1210 public InstallArgs args; 1211 public PackageInstalledInfo res; 1212 1213 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 1214 args = _a; 1215 res = _r; 1216 } 1217 } 1218 1219 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 1220 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 1221 1222 // XML tags for backup/restore of various bits of state 1223 private static final String TAG_PREFERRED_BACKUP = "pa"; 1224 private static final String TAG_DEFAULT_APPS = "da"; 1225 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 1226 1227 private static final String TAG_PERMISSION_BACKUP = "perm-grant-backup"; 1228 private static final String TAG_ALL_GRANTS = "rt-grants"; 1229 private static final String TAG_GRANT = "grant"; 1230 private static final String ATTR_PACKAGE_NAME = "pkg"; 1231 1232 private static final String TAG_PERMISSION = "perm"; 1233 private static final String ATTR_PERMISSION_NAME = "name"; 1234 private static final String ATTR_IS_GRANTED = "g"; 1235 private static final String ATTR_USER_SET = "set"; 1236 private static final String ATTR_USER_FIXED = "fixed"; 1237 private static final String ATTR_REVOKE_ON_UPGRADE = "rou"; 1238 1239 // System/policy permission grants are not backed up 1240 private static final int SYSTEM_RUNTIME_GRANT_MASK = 1241 FLAG_PERMISSION_POLICY_FIXED 1242 | FLAG_PERMISSION_SYSTEM_FIXED 1243 | FLAG_PERMISSION_GRANTED_BY_DEFAULT; 1244 1245 // And we back up these user-adjusted states 1246 private static final int USER_RUNTIME_GRANT_MASK = 1247 FLAG_PERMISSION_USER_SET 1248 | FLAG_PERMISSION_USER_FIXED 1249 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 1250 1251 final @Nullable String mRequiredVerifierPackage; 1252 final @NonNull String mRequiredInstallerPackage; 1253 final @NonNull String mRequiredUninstallerPackage; 1254 final @Nullable String mSetupWizardPackage; 1255 final @Nullable String mStorageManagerPackage; 1256 final @NonNull String mServicesSystemSharedLibraryPackageName; 1257 final @NonNull String mSharedSystemSharedLibraryPackageName; 1258 1259 final boolean mPermissionReviewRequired; 1260 1261 private final PackageUsage mPackageUsage = new PackageUsage(); 1262 private final CompilerStats mCompilerStats = new CompilerStats(); 1263 1264 class PackageHandler extends Handler { 1265 private boolean mBound = false; 1266 final ArrayList<HandlerParams> mPendingInstalls = 1267 new ArrayList<HandlerParams>(); 1268 1269 private boolean connectToService() { 1270 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1271 " DefaultContainerService"); 1272 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1273 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1274 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1275 Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 1276 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1277 mBound = true; 1278 return true; 1279 } 1280 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1281 return false; 1282 } 1283 1284 private void disconnectService() { 1285 mContainerService = null; 1286 mBound = false; 1287 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1288 mContext.unbindService(mDefContainerConn); 1289 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1290 } 1291 1292 PackageHandler(Looper looper) { 1293 super(looper); 1294 } 1295 1296 public void handleMessage(Message msg) { 1297 try { 1298 doHandleMessage(msg); 1299 } finally { 1300 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1301 } 1302 } 1303 1304 void doHandleMessage(Message msg) { 1305 switch (msg.what) { 1306 case INIT_COPY: { 1307 HandlerParams params = (HandlerParams) msg.obj; 1308 int idx = mPendingInstalls.size(); 1309 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1310 // If a bind was already initiated we dont really 1311 // need to do anything. The pending install 1312 // will be processed later on. 1313 if (!mBound) { 1314 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1315 System.identityHashCode(mHandler)); 1316 // If this is the only one pending we might 1317 // have to bind to the service again. 1318 if (!connectToService()) { 1319 Slog.e(TAG, "Failed to bind to media container service"); 1320 params.serviceError(); 1321 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1322 System.identityHashCode(mHandler)); 1323 if (params.traceMethod != null) { 1324 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, params.traceMethod, 1325 params.traceCookie); 1326 } 1327 return; 1328 } else { 1329 // Once we bind to the service, the first 1330 // pending request will be processed. 1331 mPendingInstalls.add(idx, params); 1332 } 1333 } else { 1334 mPendingInstalls.add(idx, params); 1335 // Already bound to the service. Just make 1336 // sure we trigger off processing the first request. 1337 if (idx == 0) { 1338 mHandler.sendEmptyMessage(MCS_BOUND); 1339 } 1340 } 1341 break; 1342 } 1343 case MCS_BOUND: { 1344 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1345 if (msg.obj != null) { 1346 mContainerService = (IMediaContainerService) msg.obj; 1347 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1348 System.identityHashCode(mHandler)); 1349 } 1350 if (mContainerService == null) { 1351 if (!mBound) { 1352 // Something seriously wrong since we are not bound and we are not 1353 // waiting for connection. Bail out. 1354 Slog.e(TAG, "Cannot bind to media container service"); 1355 for (HandlerParams params : mPendingInstalls) { 1356 // Indicate service bind error 1357 params.serviceError(); 1358 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1359 System.identityHashCode(params)); 1360 if (params.traceMethod != null) { 1361 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, 1362 params.traceMethod, params.traceCookie); 1363 } 1364 return; 1365 } 1366 mPendingInstalls.clear(); 1367 } else { 1368 Slog.w(TAG, "Waiting to connect to media container service"); 1369 } 1370 } else if (mPendingInstalls.size() > 0) { 1371 HandlerParams params = mPendingInstalls.get(0); 1372 if (params != null) { 1373 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1374 System.identityHashCode(params)); 1375 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "startCopy"); 1376 if (params.startCopy()) { 1377 // We are done... look for more work or to 1378 // go idle. 1379 if (DEBUG_SD_INSTALL) Log.i(TAG, 1380 "Checking for more work or unbind..."); 1381 // Delete pending install 1382 if (mPendingInstalls.size() > 0) { 1383 mPendingInstalls.remove(0); 1384 } 1385 if (mPendingInstalls.size() == 0) { 1386 if (mBound) { 1387 if (DEBUG_SD_INSTALL) Log.i(TAG, 1388 "Posting delayed MCS_UNBIND"); 1389 removeMessages(MCS_UNBIND); 1390 Message ubmsg = obtainMessage(MCS_UNBIND); 1391 // Unbind after a little delay, to avoid 1392 // continual thrashing. 1393 sendMessageDelayed(ubmsg, 10000); 1394 } 1395 } else { 1396 // There are more pending requests in queue. 1397 // Just post MCS_BOUND message to trigger processing 1398 // of next pending install. 1399 if (DEBUG_SD_INSTALL) Log.i(TAG, 1400 "Posting MCS_BOUND for next work"); 1401 mHandler.sendEmptyMessage(MCS_BOUND); 1402 } 1403 } 1404 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 1405 } 1406 } else { 1407 // Should never happen ideally. 1408 Slog.w(TAG, "Empty queue"); 1409 } 1410 break; 1411 } 1412 case MCS_RECONNECT: { 1413 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1414 if (mPendingInstalls.size() > 0) { 1415 if (mBound) { 1416 disconnectService(); 1417 } 1418 if (!connectToService()) { 1419 Slog.e(TAG, "Failed to bind to media container service"); 1420 for (HandlerParams params : mPendingInstalls) { 1421 // Indicate service bind error 1422 params.serviceError(); 1423 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1424 System.identityHashCode(params)); 1425 } 1426 mPendingInstalls.clear(); 1427 } 1428 } 1429 break; 1430 } 1431 case MCS_UNBIND: { 1432 // If there is no actual work left, then time to unbind. 1433 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1434 1435 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1436 if (mBound) { 1437 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1438 1439 disconnectService(); 1440 } 1441 } else if (mPendingInstalls.size() > 0) { 1442 // There are more pending requests in queue. 1443 // Just post MCS_BOUND message to trigger processing 1444 // of next pending install. 1445 mHandler.sendEmptyMessage(MCS_BOUND); 1446 } 1447 1448 break; 1449 } 1450 case MCS_GIVE_UP: { 1451 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1452 HandlerParams params = mPendingInstalls.remove(0); 1453 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1454 System.identityHashCode(params)); 1455 break; 1456 } 1457 case SEND_PENDING_BROADCAST: { 1458 String packages[]; 1459 ArrayList<String> components[]; 1460 int size = 0; 1461 int uids[]; 1462 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1463 synchronized (mPackages) { 1464 if (mPendingBroadcasts == null) { 1465 return; 1466 } 1467 size = mPendingBroadcasts.size(); 1468 if (size <= 0) { 1469 // Nothing to be done. Just return 1470 return; 1471 } 1472 packages = new String[size]; 1473 components = new ArrayList[size]; 1474 uids = new int[size]; 1475 int i = 0; // filling out the above arrays 1476 1477 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1478 int packageUserId = mPendingBroadcasts.userIdAt(n); 1479 Iterator<Map.Entry<String, ArrayList<String>>> it 1480 = mPendingBroadcasts.packagesForUserId(packageUserId) 1481 .entrySet().iterator(); 1482 while (it.hasNext() && i < size) { 1483 Map.Entry<String, ArrayList<String>> ent = it.next(); 1484 packages[i] = ent.getKey(); 1485 components[i] = ent.getValue(); 1486 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1487 uids[i] = (ps != null) 1488 ? UserHandle.getUid(packageUserId, ps.appId) 1489 : -1; 1490 i++; 1491 } 1492 } 1493 size = i; 1494 mPendingBroadcasts.clear(); 1495 } 1496 // Send broadcasts 1497 for (int i = 0; i < size; i++) { 1498 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1499 } 1500 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1501 break; 1502 } 1503 case START_CLEANING_PACKAGE: { 1504 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1505 final String packageName = (String)msg.obj; 1506 final int userId = msg.arg1; 1507 final boolean andCode = msg.arg2 != 0; 1508 synchronized (mPackages) { 1509 if (userId == UserHandle.USER_ALL) { 1510 int[] users = sUserManager.getUserIds(); 1511 for (int user : users) { 1512 mSettings.addPackageToCleanLPw( 1513 new PackageCleanItem(user, packageName, andCode)); 1514 } 1515 } else { 1516 mSettings.addPackageToCleanLPw( 1517 new PackageCleanItem(userId, packageName, andCode)); 1518 } 1519 } 1520 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1521 startCleaningPackages(); 1522 } break; 1523 case POST_INSTALL: { 1524 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1525 1526 PostInstallData data = mRunningInstalls.get(msg.arg1); 1527 final boolean didRestore = (msg.arg2 != 0); 1528 mRunningInstalls.delete(msg.arg1); 1529 1530 if (data != null) { 1531 InstallArgs args = data.args; 1532 PackageInstalledInfo parentRes = data.res; 1533 1534 final boolean grantPermissions = (args.installFlags 1535 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0; 1536 final boolean killApp = (args.installFlags 1537 & PackageManager.INSTALL_DONT_KILL_APP) == 0; 1538 final String[] grantedPermissions = args.installGrantPermissions; 1539 1540 // Handle the parent package 1541 handlePackagePostInstall(parentRes, grantPermissions, killApp, 1542 grantedPermissions, didRestore, args.installerPackageName, 1543 args.observer); 1544 1545 // Handle the child packages 1546 final int childCount = (parentRes.addedChildPackages != null) 1547 ? parentRes.addedChildPackages.size() : 0; 1548 for (int i = 0; i < childCount; i++) { 1549 PackageInstalledInfo childRes = parentRes.addedChildPackages.valueAt(i); 1550 handlePackagePostInstall(childRes, grantPermissions, killApp, 1551 grantedPermissions, false, args.installerPackageName, 1552 args.observer); 1553 } 1554 1555 // Log tracing if needed 1556 if (args.traceMethod != null) { 1557 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, args.traceMethod, 1558 args.traceCookie); 1559 } 1560 } else { 1561 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1562 } 1563 1564 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1565 } break; 1566 case UPDATED_MEDIA_STATUS: { 1567 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1568 boolean reportStatus = msg.arg1 == 1; 1569 boolean doGc = msg.arg2 == 1; 1570 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1571 if (doGc) { 1572 // Force a gc to clear up stale containers. 1573 Runtime.getRuntime().gc(); 1574 } 1575 if (msg.obj != null) { 1576 @SuppressWarnings("unchecked") 1577 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1578 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1579 // Unload containers 1580 unloadAllContainers(args); 1581 } 1582 if (reportStatus) { 1583 try { 1584 if (DEBUG_SD_INSTALL) Log.i(TAG, 1585 "Invoking StorageManagerService call back"); 1586 PackageHelper.getStorageManager().finishMediaUpdate(); 1587 } catch (RemoteException e) { 1588 Log.e(TAG, "StorageManagerService not running?"); 1589 } 1590 } 1591 } break; 1592 case WRITE_SETTINGS: { 1593 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1594 synchronized (mPackages) { 1595 removeMessages(WRITE_SETTINGS); 1596 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1597 mSettings.writeLPr(); 1598 mDirtyUsers.clear(); 1599 } 1600 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1601 } break; 1602 case WRITE_PACKAGE_RESTRICTIONS: { 1603 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1604 synchronized (mPackages) { 1605 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1606 for (int userId : mDirtyUsers) { 1607 mSettings.writePackageRestrictionsLPr(userId); 1608 } 1609 mDirtyUsers.clear(); 1610 } 1611 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1612 } break; 1613 case WRITE_PACKAGE_LIST: { 1614 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1615 synchronized (mPackages) { 1616 removeMessages(WRITE_PACKAGE_LIST); 1617 mSettings.writePackageListLPr(msg.arg1); 1618 } 1619 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1620 } break; 1621 case CHECK_PENDING_VERIFICATION: { 1622 final int verificationId = msg.arg1; 1623 final PackageVerificationState state = mPendingVerification.get(verificationId); 1624 1625 if ((state != null) && !state.timeoutExtended()) { 1626 final InstallArgs args = state.getInstallArgs(); 1627 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1628 1629 Slog.i(TAG, "Verification timed out for " + originUri); 1630 mPendingVerification.remove(verificationId); 1631 1632 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1633 1634 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1635 Slog.i(TAG, "Continuing with installation of " + originUri); 1636 state.setVerifierResponse(Binder.getCallingUid(), 1637 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1638 broadcastPackageVerified(verificationId, originUri, 1639 PackageManager.VERIFICATION_ALLOW, 1640 state.getInstallArgs().getUser()); 1641 try { 1642 ret = args.copyApk(mContainerService, true); 1643 } catch (RemoteException e) { 1644 Slog.e(TAG, "Could not contact the ContainerService"); 1645 } 1646 } else { 1647 broadcastPackageVerified(verificationId, originUri, 1648 PackageManager.VERIFICATION_REJECT, 1649 state.getInstallArgs().getUser()); 1650 } 1651 1652 Trace.asyncTraceEnd( 1653 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1654 1655 processPendingInstall(args, ret); 1656 mHandler.sendEmptyMessage(MCS_UNBIND); 1657 } 1658 break; 1659 } 1660 case PACKAGE_VERIFIED: { 1661 final int verificationId = msg.arg1; 1662 1663 final PackageVerificationState state = mPendingVerification.get(verificationId); 1664 if (state == null) { 1665 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1666 break; 1667 } 1668 1669 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1670 1671 state.setVerifierResponse(response.callerUid, response.code); 1672 1673 if (state.isVerificationComplete()) { 1674 mPendingVerification.remove(verificationId); 1675 1676 final InstallArgs args = state.getInstallArgs(); 1677 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1678 1679 int ret; 1680 if (state.isInstallAllowed()) { 1681 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1682 broadcastPackageVerified(verificationId, originUri, 1683 response.code, state.getInstallArgs().getUser()); 1684 try { 1685 ret = args.copyApk(mContainerService, true); 1686 } catch (RemoteException e) { 1687 Slog.e(TAG, "Could not contact the ContainerService"); 1688 } 1689 } else { 1690 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1691 } 1692 1693 Trace.asyncTraceEnd( 1694 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1695 1696 processPendingInstall(args, ret); 1697 mHandler.sendEmptyMessage(MCS_UNBIND); 1698 } 1699 1700 break; 1701 } 1702 case START_INTENT_FILTER_VERIFICATIONS: { 1703 IFVerificationParams params = (IFVerificationParams) msg.obj; 1704 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1705 params.replacing, params.pkg); 1706 break; 1707 } 1708 case INTENT_FILTER_VERIFIED: { 1709 final int verificationId = msg.arg1; 1710 1711 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1712 verificationId); 1713 if (state == null) { 1714 Slog.w(TAG, "Invalid IntentFilter verification token " 1715 + verificationId + " received"); 1716 break; 1717 } 1718 1719 final int userId = state.getUserId(); 1720 1721 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1722 "Processing IntentFilter verification with token:" 1723 + verificationId + " and userId:" + userId); 1724 1725 final IntentFilterVerificationResponse response = 1726 (IntentFilterVerificationResponse) msg.obj; 1727 1728 state.setVerifierResponse(response.callerUid, response.code); 1729 1730 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1731 "IntentFilter verification with token:" + verificationId 1732 + " and userId:" + userId 1733 + " is settings verifier response with response code:" 1734 + response.code); 1735 1736 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1737 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1738 + response.getFailedDomainsString()); 1739 } 1740 1741 if (state.isVerificationComplete()) { 1742 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1743 } else { 1744 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1745 "IntentFilter verification with token:" + verificationId 1746 + " was not said to be complete"); 1747 } 1748 1749 break; 1750 } 1751 case INSTANT_APP_RESOLUTION_PHASE_TWO: { 1752 InstantAppResolver.doInstantAppResolutionPhaseTwo(mContext, 1753 mInstantAppResolverConnection, 1754 (InstantAppRequest) msg.obj, 1755 mInstantAppInstallerActivity, 1756 mHandler); 1757 } 1758 } 1759 } 1760 } 1761 1762 private void handlePackagePostInstall(PackageInstalledInfo res, boolean grantPermissions, 1763 boolean killApp, String[] grantedPermissions, 1764 boolean launchedForRestore, String installerPackage, 1765 IPackageInstallObserver2 installObserver) { 1766 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1767 // Send the removed broadcasts 1768 if (res.removedInfo != null) { 1769 res.removedInfo.sendPackageRemovedBroadcasts(killApp); 1770 } 1771 1772 // Now that we successfully installed the package, grant runtime 1773 // permissions if requested before broadcasting the install. Also 1774 // for legacy apps in permission review mode we clear the permission 1775 // review flag which is used to emulate runtime permissions for 1776 // legacy apps. 1777 if (grantPermissions) { 1778 grantRequestedRuntimePermissions(res.pkg, res.newUsers, grantedPermissions); 1779 } 1780 1781 final boolean update = res.removedInfo != null 1782 && res.removedInfo.removedPackage != null; 1783 1784 // If this is the first time we have child packages for a disabled privileged 1785 // app that had no children, we grant requested runtime permissions to the new 1786 // children if the parent on the system image had them already granted. 1787 if (res.pkg.parentPackage != null) { 1788 synchronized (mPackages) { 1789 grantRuntimePermissionsGrantedToDisabledPrivSysPackageParentLPw(res.pkg); 1790 } 1791 } 1792 1793 synchronized (mPackages) { 1794 mInstantAppRegistry.onPackageInstalledLPw(res.pkg, res.newUsers); 1795 } 1796 1797 final String packageName = res.pkg.applicationInfo.packageName; 1798 1799 // Determine the set of users who are adding this package for 1800 // the first time vs. those who are seeing an update. 1801 int[] firstUsers = EMPTY_INT_ARRAY; 1802 int[] updateUsers = EMPTY_INT_ARRAY; 1803 final boolean allNewUsers = res.origUsers == null || res.origUsers.length == 0; 1804 final PackageSetting ps = (PackageSetting) res.pkg.mExtras; 1805 for (int newUser : res.newUsers) { 1806 if (ps.getInstantApp(newUser)) { 1807 continue; 1808 } 1809 if (allNewUsers) { 1810 firstUsers = ArrayUtils.appendInt(firstUsers, newUser); 1811 continue; 1812 } 1813 boolean isNew = true; 1814 for (int origUser : res.origUsers) { 1815 if (origUser == newUser) { 1816 isNew = false; 1817 break; 1818 } 1819 } 1820 if (isNew) { 1821 firstUsers = ArrayUtils.appendInt(firstUsers, newUser); 1822 } else { 1823 updateUsers = ArrayUtils.appendInt(updateUsers, newUser); 1824 } 1825 } 1826 1827 // Send installed broadcasts if the package is not a static shared lib. 1828 if (res.pkg.staticSharedLibName == null) { 1829 mProcessLoggingHandler.invalidateProcessLoggingBaseApkHash(res.pkg.baseCodePath); 1830 1831 // Send added for users that see the package for the first time 1832 // sendPackageAddedForNewUsers also deals with system apps 1833 int appId = UserHandle.getAppId(res.uid); 1834 boolean isSystem = res.pkg.applicationInfo.isSystemApp(); 1835 sendPackageAddedForNewUsers(packageName, isSystem, appId, firstUsers); 1836 1837 // Send added for users that don't see the package for the first time 1838 Bundle extras = new Bundle(1); 1839 extras.putInt(Intent.EXTRA_UID, res.uid); 1840 if (update) { 1841 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1842 } 1843 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1844 extras, 0 /*flags*/, null /*targetPackage*/, 1845 null /*finishedReceiver*/, updateUsers); 1846 1847 // Send replaced for users that don't see the package for the first time 1848 if (update) { 1849 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1850 packageName, extras, 0 /*flags*/, 1851 null /*targetPackage*/, null /*finishedReceiver*/, 1852 updateUsers); 1853 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1854 null /*package*/, null /*extras*/, 0 /*flags*/, 1855 packageName /*targetPackage*/, 1856 null /*finishedReceiver*/, updateUsers); 1857 } else if (launchedForRestore && !isSystemApp(res.pkg)) { 1858 // First-install and we did a restore, so we're responsible for the 1859 // first-launch broadcast. 1860 if (DEBUG_BACKUP) { 1861 Slog.i(TAG, "Post-restore of " + packageName 1862 + " sending FIRST_LAUNCH in " + Arrays.toString(firstUsers)); 1863 } 1864 sendFirstLaunchBroadcast(packageName, installerPackage, firstUsers); 1865 } 1866 1867 // Send broadcast package appeared if forward locked/external for all users 1868 // treat asec-hosted packages like removable media on upgrade 1869 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1870 if (DEBUG_INSTALL) { 1871 Slog.i(TAG, "upgrading pkg " + res.pkg 1872 + " is ASEC-hosted -> AVAILABLE"); 1873 } 1874 final int[] uidArray = new int[]{res.pkg.applicationInfo.uid}; 1875 ArrayList<String> pkgList = new ArrayList<>(1); 1876 pkgList.add(packageName); 1877 sendResourcesChangedBroadcast(true, true, pkgList, uidArray, null); 1878 } 1879 } 1880 1881 // Work that needs to happen on first install within each user 1882 if (firstUsers != null && firstUsers.length > 0) { 1883 synchronized (mPackages) { 1884 for (int userId : firstUsers) { 1885 // If this app is a browser and it's newly-installed for some 1886 // users, clear any default-browser state in those users. The 1887 // app's nature doesn't depend on the user, so we can just check 1888 // its browser nature in any user and generalize. 1889 if (packageIsBrowser(packageName, userId)) { 1890 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1891 } 1892 1893 // We may also need to apply pending (restored) runtime 1894 // permission grants within these users. 1895 mSettings.applyPendingPermissionGrantsLPw(packageName, userId); 1896 } 1897 } 1898 } 1899 1900 // Log current value of "unknown sources" setting 1901 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1902 getUnknownSourcesSettings()); 1903 1904 // Force a gc to clear up things 1905 Runtime.getRuntime().gc(); 1906 1907 // Remove the replaced package's older resources safely now 1908 // We delete after a gc for applications on sdcard. 1909 if (res.removedInfo != null && res.removedInfo.args != null) { 1910 synchronized (mInstallLock) { 1911 res.removedInfo.args.doPostDeleteLI(true); 1912 } 1913 } 1914 1915 // Notify DexManager that the package was installed for new users. 1916 // The updated users should already be indexed and the package code paths 1917 // should not change. 1918 // Don't notify the manager for ephemeral apps as they are not expected to 1919 // survive long enough to benefit of background optimizations. 1920 for (int userId : firstUsers) { 1921 PackageInfo info = getPackageInfo(packageName, /*flags*/ 0, userId); 1922 // There's a race currently where some install events may interleave with an uninstall. 1923 // This can lead to package info being null (b/36642664). 1924 if (info != null) { 1925 mDexManager.notifyPackageInstalled(info, userId); 1926 } 1927 } 1928 } 1929 1930 // If someone is watching installs - notify them 1931 if (installObserver != null) { 1932 try { 1933 Bundle extras = extrasForInstallResult(res); 1934 installObserver.onPackageInstalled(res.name, res.returnCode, 1935 res.returnMsg, extras); 1936 } catch (RemoteException e) { 1937 Slog.i(TAG, "Observer no longer exists."); 1938 } 1939 } 1940 } 1941 1942 private void grantRuntimePermissionsGrantedToDisabledPrivSysPackageParentLPw( 1943 PackageParser.Package pkg) { 1944 if (pkg.parentPackage == null) { 1945 return; 1946 } 1947 if (pkg.requestedPermissions == null) { 1948 return; 1949 } 1950 final PackageSetting disabledSysParentPs = mSettings 1951 .getDisabledSystemPkgLPr(pkg.parentPackage.packageName); 1952 if (disabledSysParentPs == null || disabledSysParentPs.pkg == null 1953 || !disabledSysParentPs.isPrivileged() 1954 || (disabledSysParentPs.childPackageNames != null 1955 && !disabledSysParentPs.childPackageNames.isEmpty())) { 1956 return; 1957 } 1958 final int[] allUserIds = sUserManager.getUserIds(); 1959 final int permCount = pkg.requestedPermissions.size(); 1960 for (int i = 0; i < permCount; i++) { 1961 String permission = pkg.requestedPermissions.get(i); 1962 BasePermission bp = mSettings.mPermissions.get(permission); 1963 if (bp == null || !(bp.isRuntime() || bp.isDevelopment())) { 1964 continue; 1965 } 1966 for (int userId : allUserIds) { 1967 if (disabledSysParentPs.getPermissionsState().hasRuntimePermission( 1968 permission, userId)) { 1969 grantRuntimePermission(pkg.packageName, permission, userId); 1970 } 1971 } 1972 } 1973 } 1974 1975 private StorageEventListener mStorageListener = new StorageEventListener() { 1976 @Override 1977 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1978 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1979 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1980 final String volumeUuid = vol.getFsUuid(); 1981 1982 // Clean up any users or apps that were removed or recreated 1983 // while this volume was missing 1984 sUserManager.reconcileUsers(volumeUuid); 1985 reconcileApps(volumeUuid); 1986 1987 // Clean up any install sessions that expired or were 1988 // cancelled while this volume was missing 1989 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1990 1991 loadPrivatePackages(vol); 1992 1993 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1994 unloadPrivatePackages(vol); 1995 } 1996 } 1997 1998 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1999 if (vol.state == VolumeInfo.STATE_MOUNTED) { 2000 updateExternalMediaStatus(true, false); 2001 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 2002 updateExternalMediaStatus(false, false); 2003 } 2004 } 2005 } 2006 2007 @Override 2008 public void onVolumeForgotten(String fsUuid) { 2009 if (TextUtils.isEmpty(fsUuid)) { 2010 Slog.e(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 2011 return; 2012 } 2013 2014 // Remove any apps installed on the forgotten volume 2015 synchronized (mPackages) { 2016 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 2017 for (PackageSetting ps : packages) { 2018 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 2019 deletePackageVersioned(new VersionedPackage(ps.name, 2020 PackageManager.VERSION_CODE_HIGHEST), 2021 new LegacyPackageDeleteObserver(null).getBinder(), 2022 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS); 2023 // Try very hard to release any references to this package 2024 // so we don't risk the system server being killed due to 2025 // open FDs 2026 AttributeCache.instance().removePackage(ps.name); 2027 } 2028 2029 mSettings.onVolumeForgotten(fsUuid); 2030 mSettings.writeLPr(); 2031 } 2032 } 2033 }; 2034 2035 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int[] userIds, 2036 String[] grantedPermissions) { 2037 for (int userId : userIds) { 2038 grantRequestedRuntimePermissionsForUser(pkg, userId, grantedPermissions); 2039 } 2040 } 2041 2042 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId, 2043 String[] grantedPermissions) { 2044 SettingBase sb = (SettingBase) pkg.mExtras; 2045 if (sb == null) { 2046 return; 2047 } 2048 2049 PermissionsState permissionsState = sb.getPermissionsState(); 2050 2051 final int immutableFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 2052 | PackageManager.FLAG_PERMISSION_POLICY_FIXED; 2053 2054 final boolean supportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 2055 >= Build.VERSION_CODES.M; 2056 2057 final boolean instantApp = isInstantApp(pkg.packageName, userId); 2058 2059 for (String permission : pkg.requestedPermissions) { 2060 final BasePermission bp; 2061 synchronized (mPackages) { 2062 bp = mSettings.mPermissions.get(permission); 2063 } 2064 if (bp != null && (bp.isRuntime() || bp.isDevelopment()) 2065 && (!instantApp || bp.isInstant()) 2066 && (supportsRuntimePermissions || !bp.isRuntimeOnly()) 2067 && (grantedPermissions == null 2068 || ArrayUtils.contains(grantedPermissions, permission))) { 2069 final int flags = permissionsState.getPermissionFlags(permission, userId); 2070 if (supportsRuntimePermissions) { 2071 // Installer cannot change immutable permissions. 2072 if ((flags & immutableFlags) == 0) { 2073 grantRuntimePermission(pkg.packageName, permission, userId); 2074 } 2075 } else if (mPermissionReviewRequired) { 2076 // In permission review mode we clear the review flag when we 2077 // are asked to install the app with all permissions granted. 2078 if ((flags & PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 2079 updatePermissionFlags(permission, pkg.packageName, 2080 PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED, 0, userId); 2081 } 2082 } 2083 } 2084 } 2085 } 2086 2087 Bundle extrasForInstallResult(PackageInstalledInfo res) { 2088 Bundle extras = null; 2089 switch (res.returnCode) { 2090 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 2091 extras = new Bundle(); 2092 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 2093 res.origPermission); 2094 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 2095 res.origPackage); 2096 break; 2097 } 2098 case PackageManager.INSTALL_SUCCEEDED: { 2099 extras = new Bundle(); 2100 extras.putBoolean(Intent.EXTRA_REPLACING, 2101 res.removedInfo != null && res.removedInfo.removedPackage != null); 2102 break; 2103 } 2104 } 2105 return extras; 2106 } 2107 2108 void scheduleWriteSettingsLocked() { 2109 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 2110 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 2111 } 2112 } 2113 2114 void scheduleWritePackageListLocked(int userId) { 2115 if (!mHandler.hasMessages(WRITE_PACKAGE_LIST)) { 2116 Message msg = mHandler.obtainMessage(WRITE_PACKAGE_LIST); 2117 msg.arg1 = userId; 2118 mHandler.sendMessageDelayed(msg, WRITE_SETTINGS_DELAY); 2119 } 2120 } 2121 2122 void scheduleWritePackageRestrictionsLocked(UserHandle user) { 2123 final int userId = user == null ? UserHandle.USER_ALL : user.getIdentifier(); 2124 scheduleWritePackageRestrictionsLocked(userId); 2125 } 2126 2127 void scheduleWritePackageRestrictionsLocked(int userId) { 2128 final int[] userIds = (userId == UserHandle.USER_ALL) 2129 ? sUserManager.getUserIds() : new int[]{userId}; 2130 for (int nextUserId : userIds) { 2131 if (!sUserManager.exists(nextUserId)) return; 2132 mDirtyUsers.add(nextUserId); 2133 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 2134 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 2135 } 2136 } 2137 } 2138 2139 public static PackageManagerService main(Context context, Installer installer, 2140 boolean factoryTest, boolean onlyCore) { 2141 // Self-check for initial settings. 2142 PackageManagerServiceCompilerMapping.checkProperties(); 2143 2144 PackageManagerService m = new PackageManagerService(context, installer, 2145 factoryTest, onlyCore); 2146 m.enableSystemUserPackages(); 2147 ServiceManager.addService("package", m); 2148 return m; 2149 } 2150 2151 private void enableSystemUserPackages() { 2152 if (!UserManager.isSplitSystemUser()) { 2153 return; 2154 } 2155 // For system user, enable apps based on the following conditions: 2156 // - app is whitelisted or belong to one of these groups: 2157 // -- system app which has no launcher icons 2158 // -- system app which has INTERACT_ACROSS_USERS permission 2159 // -- system IME app 2160 // - app is not in the blacklist 2161 AppsQueryHelper queryHelper = new AppsQueryHelper(this); 2162 Set<String> enableApps = new ArraySet<>(); 2163 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_NON_LAUNCHABLE_APPS 2164 | AppsQueryHelper.GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM 2165 | AppsQueryHelper.GET_IMES, /* systemAppsOnly */ true, UserHandle.SYSTEM)); 2166 ArraySet<String> wlApps = SystemConfig.getInstance().getSystemUserWhitelistedApps(); 2167 enableApps.addAll(wlApps); 2168 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_REQUIRED_FOR_SYSTEM_USER, 2169 /* systemAppsOnly */ false, UserHandle.SYSTEM)); 2170 ArraySet<String> blApps = SystemConfig.getInstance().getSystemUserBlacklistedApps(); 2171 enableApps.removeAll(blApps); 2172 Log.i(TAG, "Applications installed for system user: " + enableApps); 2173 List<String> allAps = queryHelper.queryApps(0, /* systemAppsOnly */ false, 2174 UserHandle.SYSTEM); 2175 final int allAppsSize = allAps.size(); 2176 synchronized (mPackages) { 2177 for (int i = 0; i < allAppsSize; i++) { 2178 String pName = allAps.get(i); 2179 PackageSetting pkgSetting = mSettings.mPackages.get(pName); 2180 // Should not happen, but we shouldn't be failing if it does 2181 if (pkgSetting == null) { 2182 continue; 2183 } 2184 boolean install = enableApps.contains(pName); 2185 if (pkgSetting.getInstalled(UserHandle.USER_SYSTEM) != install) { 2186 Log.i(TAG, (install ? "Installing " : "Uninstalling ") + pName 2187 + " for system user"); 2188 pkgSetting.setInstalled(install, UserHandle.USER_SYSTEM); 2189 } 2190 } 2191 scheduleWritePackageRestrictionsLocked(UserHandle.USER_SYSTEM); 2192 } 2193 } 2194 2195 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 2196 DisplayManager displayManager = (DisplayManager) context.getSystemService( 2197 Context.DISPLAY_SERVICE); 2198 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 2199 } 2200 2201 /** 2202 * Requests that files preopted on a secondary system partition be copied to the data partition 2203 * if possible. Note that the actual copying of the files is accomplished by init for security 2204 * reasons. This simply requests that the copy takes place and awaits confirmation of its 2205 * completion. See platform/system/extras/cppreopt/ for the implementation of the actual copy. 2206 */ 2207 private static void requestCopyPreoptedFiles() { 2208 final int WAIT_TIME_MS = 100; 2209 final String CP_PREOPT_PROPERTY = "sys.cppreopt"; 2210 if (SystemProperties.getInt("ro.cp_system_other_odex", 0) == 1) { 2211 SystemProperties.set(CP_PREOPT_PROPERTY, "requested"); 2212 // We will wait for up to 100 seconds. 2213 final long timeStart = SystemClock.uptimeMillis(); 2214 final long timeEnd = timeStart + 100 * 1000; 2215 long timeNow = timeStart; 2216 while (!SystemProperties.get(CP_PREOPT_PROPERTY).equals("finished")) { 2217 try { 2218 Thread.sleep(WAIT_TIME_MS); 2219 } catch (InterruptedException e) { 2220 // Do nothing 2221 } 2222 timeNow = SystemClock.uptimeMillis(); 2223 if (timeNow > timeEnd) { 2224 SystemProperties.set(CP_PREOPT_PROPERTY, "timed-out"); 2225 Slog.wtf(TAG, "cppreopt did not finish!"); 2226 break; 2227 } 2228 } 2229 2230 Slog.i(TAG, "cppreopts took " + (timeNow - timeStart) + " ms"); 2231 } 2232 } 2233 2234 public PackageManagerService(Context context, Installer installer, 2235 boolean factoryTest, boolean onlyCore) { 2236 LockGuard.installLock(mPackages, LockGuard.INDEX_PACKAGES); 2237 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "create package manager"); 2238 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 2239 SystemClock.uptimeMillis()); 2240 2241 if (mSdkVersion <= 0) { 2242 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 2243 } 2244 2245 mContext = context; 2246 2247 mPermissionReviewRequired = context.getResources().getBoolean( 2248 R.bool.config_permissionReviewRequired); 2249 2250 mFactoryTest = factoryTest; 2251 mOnlyCore = onlyCore; 2252 mMetrics = new DisplayMetrics(); 2253 mSettings = new Settings(mPackages); 2254 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 2255 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2256 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 2257 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2258 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 2259 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2260 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 2261 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2262 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 2263 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2264 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 2265 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2266 2267 String separateProcesses = SystemProperties.get("debug.separate_processes"); 2268 if (separateProcesses != null && separateProcesses.length() > 0) { 2269 if ("*".equals(separateProcesses)) { 2270 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 2271 mSeparateProcesses = null; 2272 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 2273 } else { 2274 mDefParseFlags = 0; 2275 mSeparateProcesses = separateProcesses.split(","); 2276 Slog.w(TAG, "Running with debug.separate_processes: " 2277 + separateProcesses); 2278 } 2279 } else { 2280 mDefParseFlags = 0; 2281 mSeparateProcesses = null; 2282 } 2283 2284 mInstaller = installer; 2285 mPackageDexOptimizer = new PackageDexOptimizer(installer, mInstallLock, context, 2286 "*dexopt*"); 2287 mDexManager = new DexManager(this, mPackageDexOptimizer, installer, mInstallLock); 2288 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 2289 2290 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 2291 FgThread.get().getLooper()); 2292 2293 getDefaultDisplayMetrics(context, mMetrics); 2294 2295 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "get system config"); 2296 SystemConfig systemConfig = SystemConfig.getInstance(); 2297 mGlobalGids = systemConfig.getGlobalGids(); 2298 mSystemPermissions = systemConfig.getSystemPermissions(); 2299 mAvailableFeatures = systemConfig.getAvailableFeatures(); 2300 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2301 2302 mProtectedPackages = new ProtectedPackages(mContext); 2303 2304 synchronized (mInstallLock) { 2305 // writer 2306 synchronized (mPackages) { 2307 mHandlerThread = new ServiceThread(TAG, 2308 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 2309 mHandlerThread.start(); 2310 mHandler = new PackageHandler(mHandlerThread.getLooper()); 2311 mProcessLoggingHandler = new ProcessLoggingHandler(); 2312 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 2313 2314 mDefaultPermissionPolicy = new DefaultPermissionGrantPolicy(this); 2315 mInstantAppRegistry = new InstantAppRegistry(this); 2316 2317 File dataDir = Environment.getDataDirectory(); 2318 mAppInstallDir = new File(dataDir, "app"); 2319 mAppLib32InstallDir = new File(dataDir, "app-lib"); 2320 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 2321 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 2322 sUserManager = new UserManagerService(context, this, 2323 new UserDataPreparer(mInstaller, mInstallLock, mContext, mOnlyCore), mPackages); 2324 2325 // Propagate permission configuration in to package manager. 2326 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 2327 = systemConfig.getPermissions(); 2328 for (int i=0; i<permConfig.size(); i++) { 2329 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 2330 BasePermission bp = mSettings.mPermissions.get(perm.name); 2331 if (bp == null) { 2332 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 2333 mSettings.mPermissions.put(perm.name, bp); 2334 } 2335 if (perm.gids != null) { 2336 bp.setGids(perm.gids, perm.perUser); 2337 } 2338 } 2339 2340 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 2341 final int builtInLibCount = libConfig.size(); 2342 for (int i = 0; i < builtInLibCount; i++) { 2343 String name = libConfig.keyAt(i); 2344 String path = libConfig.valueAt(i); 2345 addSharedLibraryLPw(path, null, name, SharedLibraryInfo.VERSION_UNDEFINED, 2346 SharedLibraryInfo.TYPE_BUILTIN, PLATFORM_PACKAGE_NAME, 0); 2347 } 2348 2349 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 2350 2351 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "read user settings"); 2352 mFirstBoot = !mSettings.readLPw(sUserManager.getUsers(false)); 2353 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2354 2355 // Clean up orphaned packages for which the code path doesn't exist 2356 // and they are an update to a system app - caused by bug/32321269 2357 final int packageSettingCount = mSettings.mPackages.size(); 2358 for (int i = packageSettingCount - 1; i >= 0; i--) { 2359 PackageSetting ps = mSettings.mPackages.valueAt(i); 2360 if (!isExternal(ps) && (ps.codePath == null || !ps.codePath.exists()) 2361 && mSettings.getDisabledSystemPkgLPr(ps.name) != null) { 2362 mSettings.mPackages.removeAt(i); 2363 mSettings.enableSystemPackageLPw(ps.name); 2364 } 2365 } 2366 2367 if (mFirstBoot) { 2368 requestCopyPreoptedFiles(); 2369 } 2370 2371 String customResolverActivity = Resources.getSystem().getString( 2372 R.string.config_customResolverActivity); 2373 if (TextUtils.isEmpty(customResolverActivity)) { 2374 customResolverActivity = null; 2375 } else { 2376 mCustomResolverComponentName = ComponentName.unflattenFromString( 2377 customResolverActivity); 2378 } 2379 2380 long startTime = SystemClock.uptimeMillis(); 2381 2382 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 2383 startTime); 2384 2385 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 2386 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 2387 2388 if (bootClassPath == null) { 2389 Slog.w(TAG, "No BOOTCLASSPATH found!"); 2390 } 2391 2392 if (systemServerClassPath == null) { 2393 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 2394 } 2395 2396 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2397 2398 final VersionInfo ver = mSettings.getInternalVersion(); 2399 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2400 if (mIsUpgrade) { 2401 logCriticalInfo(Log.INFO, 2402 "Upgrading from " + ver.fingerprint + " to " + Build.FINGERPRINT); 2403 } 2404 2405 // when upgrading from pre-M, promote system app permissions from install to runtime 2406 mPromoteSystemApps = 2407 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2408 2409 // When upgrading from pre-N, we need to handle package extraction like first boot, 2410 // as there is no profiling data available. 2411 mIsPreNUpgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N; 2412 2413 mIsPreNMR1Upgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N_MR1; 2414 2415 // save off the names of pre-existing system packages prior to scanning; we don't 2416 // want to automatically grant runtime permissions for new system apps 2417 if (mPromoteSystemApps) { 2418 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2419 while (pkgSettingIter.hasNext()) { 2420 PackageSetting ps = pkgSettingIter.next(); 2421 if (isSystemApp(ps)) { 2422 mExistingSystemPackages.add(ps.name); 2423 } 2424 } 2425 } 2426 2427 mCacheDir = preparePackageParserCache(mIsUpgrade); 2428 2429 // Set flag to monitor and not change apk file paths when 2430 // scanning install directories. 2431 int scanFlags = SCAN_BOOTING | SCAN_INITIAL; 2432 2433 if (mIsUpgrade || mFirstBoot) { 2434 scanFlags = scanFlags | SCAN_FIRST_BOOT_OR_UPGRADE; 2435 } 2436 2437 // Collect vendor overlay packages. (Do this before scanning any apps.) 2438 // For security and version matching reason, only consider 2439 // overlay packages if they reside in the right directory. 2440 scanDirTracedLI(new File(VENDOR_OVERLAY_DIR), mDefParseFlags 2441 | PackageParser.PARSE_IS_SYSTEM 2442 | PackageParser.PARSE_IS_SYSTEM_DIR 2443 | PackageParser.PARSE_TRUSTED_OVERLAY, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2444 2445 // Find base frameworks (resource packages without code). 2446 scanDirTracedLI(frameworkDir, mDefParseFlags 2447 | PackageParser.PARSE_IS_SYSTEM 2448 | PackageParser.PARSE_IS_SYSTEM_DIR 2449 | PackageParser.PARSE_IS_PRIVILEGED, 2450 scanFlags | SCAN_NO_DEX, 0); 2451 2452 // Collected privileged system packages. 2453 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2454 scanDirTracedLI(privilegedAppDir, mDefParseFlags 2455 | PackageParser.PARSE_IS_SYSTEM 2456 | PackageParser.PARSE_IS_SYSTEM_DIR 2457 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2458 2459 // Collect ordinary system packages. 2460 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2461 scanDirTracedLI(systemAppDir, mDefParseFlags 2462 | PackageParser.PARSE_IS_SYSTEM 2463 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2464 2465 // Collect all vendor packages. 2466 File vendorAppDir = new File("/vendor/app"); 2467 try { 2468 vendorAppDir = vendorAppDir.getCanonicalFile(); 2469 } catch (IOException e) { 2470 // failed to look up canonical path, continue with original one 2471 } 2472 scanDirTracedLI(vendorAppDir, mDefParseFlags 2473 | PackageParser.PARSE_IS_SYSTEM 2474 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2475 2476 // Collect all OEM packages. 2477 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2478 scanDirTracedLI(oemAppDir, mDefParseFlags 2479 | PackageParser.PARSE_IS_SYSTEM 2480 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2481 2482 // Prune any system packages that no longer exist. 2483 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2484 if (!mOnlyCore) { 2485 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2486 while (psit.hasNext()) { 2487 PackageSetting ps = psit.next(); 2488 2489 /* 2490 * If this is not a system app, it can't be a 2491 * disable system app. 2492 */ 2493 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2494 continue; 2495 } 2496 2497 /* 2498 * If the package is scanned, it's not erased. 2499 */ 2500 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2501 if (scannedPkg != null) { 2502 /* 2503 * If the system app is both scanned and in the 2504 * disabled packages list, then it must have been 2505 * added via OTA. Remove it from the currently 2506 * scanned package so the previously user-installed 2507 * application can be scanned. 2508 */ 2509 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2510 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2511 + ps.name + "; removing system app. Last known codePath=" 2512 + ps.codePathString + ", installStatus=" + ps.installStatus 2513 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2514 + scannedPkg.mVersionCode); 2515 removePackageLI(scannedPkg, true); 2516 mExpectingBetter.put(ps.name, ps.codePath); 2517 } 2518 2519 continue; 2520 } 2521 2522 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2523 psit.remove(); 2524 logCriticalInfo(Log.WARN, "System package " + ps.name 2525 + " no longer exists; it's data will be wiped"); 2526 // Actual deletion of code and data will be handled by later 2527 // reconciliation step 2528 } else { 2529 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2530 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2531 possiblyDeletedUpdatedSystemApps.add(ps.name); 2532 } 2533 } 2534 } 2535 } 2536 2537 //look for any incomplete package installations 2538 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2539 for (int i = 0; i < deletePkgsList.size(); i++) { 2540 // Actual deletion of code and data will be handled by later 2541 // reconciliation step 2542 final String packageName = deletePkgsList.get(i).name; 2543 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + packageName); 2544 synchronized (mPackages) { 2545 mSettings.removePackageLPw(packageName); 2546 } 2547 } 2548 2549 //delete tmp files 2550 deleteTempPackageFiles(); 2551 2552 // Remove any shared userIDs that have no associated packages 2553 mSettings.pruneSharedUsersLPw(); 2554 2555 if (!mOnlyCore) { 2556 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2557 SystemClock.uptimeMillis()); 2558 scanDirTracedLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2559 2560 scanDirTracedLI(mDrmAppPrivateInstallDir, mDefParseFlags 2561 | PackageParser.PARSE_FORWARD_LOCK, 2562 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2563 2564 /** 2565 * Remove disable package settings for any updated system 2566 * apps that were removed via an OTA. If they're not a 2567 * previously-updated app, remove them completely. 2568 * Otherwise, just revoke their system-level permissions. 2569 */ 2570 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2571 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2572 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2573 2574 String msg; 2575 if (deletedPkg == null) { 2576 msg = "Updated system package " + deletedAppName 2577 + " no longer exists; it's data will be wiped"; 2578 // Actual deletion of code and data will be handled by later 2579 // reconciliation step 2580 } else { 2581 msg = "Updated system app + " + deletedAppName 2582 + " no longer present; removing system privileges for " 2583 + deletedAppName; 2584 2585 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2586 2587 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2588 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2589 } 2590 logCriticalInfo(Log.WARN, msg); 2591 } 2592 2593 /** 2594 * Make sure all system apps that we expected to appear on 2595 * the userdata partition actually showed up. If they never 2596 * appeared, crawl back and revive the system version. 2597 */ 2598 for (int i = 0; i < mExpectingBetter.size(); i++) { 2599 final String packageName = mExpectingBetter.keyAt(i); 2600 if (!mPackages.containsKey(packageName)) { 2601 final File scanFile = mExpectingBetter.valueAt(i); 2602 2603 logCriticalInfo(Log.WARN, "Expected better " + packageName 2604 + " but never showed up; reverting to system"); 2605 2606 int reparseFlags = mDefParseFlags; 2607 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2608 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2609 | PackageParser.PARSE_IS_SYSTEM_DIR 2610 | PackageParser.PARSE_IS_PRIVILEGED; 2611 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2612 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2613 | PackageParser.PARSE_IS_SYSTEM_DIR; 2614 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2615 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2616 | PackageParser.PARSE_IS_SYSTEM_DIR; 2617 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2618 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2619 | PackageParser.PARSE_IS_SYSTEM_DIR; 2620 } else { 2621 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2622 continue; 2623 } 2624 2625 mSettings.enableSystemPackageLPw(packageName); 2626 2627 try { 2628 scanPackageTracedLI(scanFile, reparseFlags, scanFlags, 0, null); 2629 } catch (PackageManagerException e) { 2630 Slog.e(TAG, "Failed to parse original system package: " 2631 + e.getMessage()); 2632 } 2633 } 2634 } 2635 } 2636 mExpectingBetter.clear(); 2637 2638 // Resolve the storage manager. 2639 mStorageManagerPackage = getStorageManagerPackageName(); 2640 2641 // Resolve protected action filters. Only the setup wizard is allowed to 2642 // have a high priority filter for these actions. 2643 mSetupWizardPackage = getSetupWizardPackageName(); 2644 if (mProtectedFilters.size() > 0) { 2645 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 2646 Slog.i(TAG, "No setup wizard;" 2647 + " All protected intents capped to priority 0"); 2648 } 2649 for (ActivityIntentInfo filter : mProtectedFilters) { 2650 if (filter.activity.info.packageName.equals(mSetupWizardPackage)) { 2651 if (DEBUG_FILTERS) { 2652 Slog.i(TAG, "Found setup wizard;" 2653 + " allow priority " + filter.getPriority() + ";" 2654 + " package: " + filter.activity.info.packageName 2655 + " activity: " + filter.activity.className 2656 + " priority: " + filter.getPriority()); 2657 } 2658 // skip setup wizard; allow it to keep the high priority filter 2659 continue; 2660 } 2661 Slog.w(TAG, "Protected action; cap priority to 0;" 2662 + " package: " + filter.activity.info.packageName 2663 + " activity: " + filter.activity.className 2664 + " origPrio: " + filter.getPriority()); 2665 filter.setPriority(0); 2666 } 2667 } 2668 mDeferProtectedFilters = false; 2669 mProtectedFilters.clear(); 2670 2671 // Now that we know all of the shared libraries, update all clients to have 2672 // the correct library paths. 2673 updateAllSharedLibrariesLPw(null); 2674 2675 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2676 // NOTE: We ignore potential failures here during a system scan (like 2677 // the rest of the commands above) because there's precious little we 2678 // can do about it. A settings error is reported, though. 2679 adjustCpuAbisForSharedUserLPw(setting.packages, null /*scannedPackage*/); 2680 } 2681 2682 // Now that we know all the packages we are keeping, 2683 // read and update their last usage times. 2684 mPackageUsage.read(mPackages); 2685 mCompilerStats.read(); 2686 2687 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2688 SystemClock.uptimeMillis()); 2689 Slog.i(TAG, "Time to scan packages: " 2690 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2691 + " seconds"); 2692 2693 // If the platform SDK has changed since the last time we booted, 2694 // we need to re-grant app permission to catch any new ones that 2695 // appear. This is really a hack, and means that apps can in some 2696 // cases get permissions that the user didn't initially explicitly 2697 // allow... it would be nice to have some better way to handle 2698 // this situation. 2699 int updateFlags = UPDATE_PERMISSIONS_ALL; 2700 if (ver.sdkVersion != mSdkVersion) { 2701 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2702 + mSdkVersion + "; regranting permissions for internal storage"); 2703 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 2704 } 2705 updatePermissionsLPw(null, null, StorageManager.UUID_PRIVATE_INTERNAL, updateFlags); 2706 ver.sdkVersion = mSdkVersion; 2707 2708 // If this is the first boot or an update from pre-M, and it is a normal 2709 // boot, then we need to initialize the default preferred apps across 2710 // all defined users. 2711 if (!onlyCore && (mPromoteSystemApps || mFirstBoot)) { 2712 for (UserInfo user : sUserManager.getUsers(true)) { 2713 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 2714 applyFactoryDefaultBrowserLPw(user.id); 2715 primeDomainVerificationsLPw(user.id); 2716 } 2717 } 2718 2719 // Prepare storage for system user really early during boot, 2720 // since core system apps like SettingsProvider and SystemUI 2721 // can't wait for user to start 2722 final int storageFlags; 2723 if (StorageManager.isFileEncryptedNativeOrEmulated()) { 2724 storageFlags = StorageManager.FLAG_STORAGE_DE; 2725 } else { 2726 storageFlags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 2727 } 2728 List<String> deferPackages = reconcileAppsDataLI(StorageManager.UUID_PRIVATE_INTERNAL, 2729 UserHandle.USER_SYSTEM, storageFlags, true /* migrateAppData */, 2730 true /* onlyCoreApps */); 2731 mPrepareAppDataFuture = SystemServerInitThreadPool.get().submit(() -> { 2732 BootTimingsTraceLog traceLog = new BootTimingsTraceLog("SystemServerTimingAsync", 2733 Trace.TRACE_TAG_PACKAGE_MANAGER); 2734 traceLog.traceBegin("AppDataFixup"); 2735 try { 2736 mInstaller.fixupAppData(StorageManager.UUID_PRIVATE_INTERNAL, 2737 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 2738 } catch (InstallerException e) { 2739 Slog.w(TAG, "Trouble fixing GIDs", e); 2740 } 2741 traceLog.traceEnd(); 2742 2743 traceLog.traceBegin("AppDataPrepare"); 2744 if (deferPackages == null || deferPackages.isEmpty()) { 2745 return; 2746 } 2747 int count = 0; 2748 for (String pkgName : deferPackages) { 2749 PackageParser.Package pkg = null; 2750 synchronized (mPackages) { 2751 PackageSetting ps = mSettings.getPackageLPr(pkgName); 2752 if (ps != null && ps.getInstalled(UserHandle.USER_SYSTEM)) { 2753 pkg = ps.pkg; 2754 } 2755 } 2756 if (pkg != null) { 2757 synchronized (mInstallLock) { 2758 prepareAppDataAndMigrateLIF(pkg, UserHandle.USER_SYSTEM, storageFlags, 2759 true /* maybeMigrateAppData */); 2760 } 2761 count++; 2762 } 2763 } 2764 traceLog.traceEnd(); 2765 Slog.i(TAG, "Deferred reconcileAppsData finished " + count + " packages"); 2766 }, "prepareAppData"); 2767 2768 // If this is first boot after an OTA, and a normal boot, then 2769 // we need to clear code cache directories. 2770 // Note that we do *not* clear the application profiles. These remain valid 2771 // across OTAs and are used to drive profile verification (post OTA) and 2772 // profile compilation (without waiting to collect a fresh set of profiles). 2773 if (mIsUpgrade && !onlyCore) { 2774 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2775 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2776 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2777 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2778 // No apps are running this early, so no need to freeze 2779 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 2780 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 2781 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 2782 } 2783 } 2784 ver.fingerprint = Build.FINGERPRINT; 2785 } 2786 2787 checkDefaultBrowser(); 2788 2789 // clear only after permissions and other defaults have been updated 2790 mExistingSystemPackages.clear(); 2791 mPromoteSystemApps = false; 2792 2793 // All the changes are done during package scanning. 2794 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2795 2796 // can downgrade to reader 2797 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "write settings"); 2798 mSettings.writeLPr(); 2799 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2800 2801 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2802 SystemClock.uptimeMillis()); 2803 2804 if (!mOnlyCore) { 2805 mRequiredVerifierPackage = getRequiredButNotReallyRequiredVerifierLPr(); 2806 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2807 mRequiredUninstallerPackage = getRequiredUninstallerLPr(); 2808 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2809 if (mIntentFilterVerifierComponent != null) { 2810 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2811 mIntentFilterVerifierComponent); 2812 } else { 2813 mIntentFilterVerifier = null; 2814 } 2815 mServicesSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 2816 PackageManager.SYSTEM_SHARED_LIBRARY_SERVICES, 2817 SharedLibraryInfo.VERSION_UNDEFINED); 2818 mSharedSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 2819 PackageManager.SYSTEM_SHARED_LIBRARY_SHARED, 2820 SharedLibraryInfo.VERSION_UNDEFINED); 2821 } else { 2822 mRequiredVerifierPackage = null; 2823 mRequiredInstallerPackage = null; 2824 mRequiredUninstallerPackage = null; 2825 mIntentFilterVerifierComponent = null; 2826 mIntentFilterVerifier = null; 2827 mServicesSystemSharedLibraryPackageName = null; 2828 mSharedSystemSharedLibraryPackageName = null; 2829 } 2830 2831 mInstallerService = new PackageInstallerService(context, this); 2832 final Pair<ComponentName, String> instantAppResolverComponent = 2833 getInstantAppResolverLPr(); 2834 if (instantAppResolverComponent != null) { 2835 if (DEBUG_EPHEMERAL) { 2836 Slog.d(TAG, "Set ephemeral resolver: " + instantAppResolverComponent); 2837 } 2838 mInstantAppResolverConnection = new EphemeralResolverConnection( 2839 mContext, instantAppResolverComponent.first, 2840 instantAppResolverComponent.second); 2841 mInstantAppResolverSettingsComponent = 2842 getInstantAppResolverSettingsLPr(instantAppResolverComponent.first); 2843 } else { 2844 mInstantAppResolverConnection = null; 2845 mInstantAppResolverSettingsComponent = null; 2846 } 2847 updateInstantAppInstallerLocked(null); 2848 2849 // Read and update the usage of dex files. 2850 // Do this at the end of PM init so that all the packages have their 2851 // data directory reconciled. 2852 // At this point we know the code paths of the packages, so we can validate 2853 // the disk file and build the internal cache. 2854 // The usage file is expected to be small so loading and verifying it 2855 // should take a fairly small time compare to the other activities (e.g. package 2856 // scanning). 2857 final Map<Integer, List<PackageInfo>> userPackages = new HashMap<>(); 2858 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 2859 for (int userId : currentUserIds) { 2860 userPackages.put(userId, getInstalledPackages(/*flags*/ 0, userId).getList()); 2861 } 2862 mDexManager.load(userPackages); 2863 } // synchronized (mPackages) 2864 } // synchronized (mInstallLock) 2865 2866 // Now after opening every single application zip, make sure they 2867 // are all flushed. Not really needed, but keeps things nice and 2868 // tidy. 2869 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "GC"); 2870 Runtime.getRuntime().gc(); 2871 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2872 2873 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "loadFallbacks"); 2874 FallbackCategoryProvider.loadFallbacks(); 2875 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2876 2877 // The initial scanning above does many calls into installd while 2878 // holding the mPackages lock, but we're mostly interested in yelling 2879 // once we have a booted system. 2880 mInstaller.setWarnIfHeld(mPackages); 2881 2882 // Expose private service for system components to use. 2883 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2884 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2885 } 2886 2887 private void updateInstantAppInstallerLocked(String modifiedPackage) { 2888 // we're only interested in updating the installer appliction when 1) it's not 2889 // already set or 2) the modified package is the installer 2890 if (mInstantAppInstallerActivity != null 2891 && !mInstantAppInstallerActivity.getComponentName().getPackageName() 2892 .equals(modifiedPackage)) { 2893 return; 2894 } 2895 setUpInstantAppInstallerActivityLP(getInstantAppInstallerLPr()); 2896 } 2897 2898 private static File preparePackageParserCache(boolean isUpgrade) { 2899 if (!DEFAULT_PACKAGE_PARSER_CACHE_ENABLED) { 2900 return null; 2901 } 2902 2903 // Disable package parsing on eng builds to allow for faster incremental development. 2904 if ("eng".equals(Build.TYPE)) { 2905 return null; 2906 } 2907 2908 if (SystemProperties.getBoolean("pm.boot.disable_package_cache", false)) { 2909 Slog.i(TAG, "Disabling package parser cache due to system property."); 2910 return null; 2911 } 2912 2913 // The base directory for the package parser cache lives under /data/system/. 2914 final File cacheBaseDir = FileUtils.createDir(Environment.getDataSystemDirectory(), 2915 "package_cache"); 2916 if (cacheBaseDir == null) { 2917 return null; 2918 } 2919 2920 // If this is a system upgrade scenario, delete the contents of the package cache dir. 2921 // This also serves to "GC" unused entries when the package cache version changes (which 2922 // can only happen during upgrades). 2923 if (isUpgrade) { 2924 FileUtils.deleteContents(cacheBaseDir); 2925 } 2926 2927 2928 // Return the versioned package cache directory. This is something like 2929 // "/data/system/package_cache/1" 2930 File cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 2931 2932 // The following is a workaround to aid development on non-numbered userdebug 2933 // builds or cases where "adb sync" is used on userdebug builds. If we detect that 2934 // the system partition is newer. 2935 // 2936 // NOTE: When no BUILD_NUMBER is set by the build system, it defaults to a build 2937 // that starts with "eng." to signify that this is an engineering build and not 2938 // destined for release. 2939 if ("userdebug".equals(Build.TYPE) && Build.VERSION.INCREMENTAL.startsWith("eng.")) { 2940 Slog.w(TAG, "Wiping cache directory because the system partition changed."); 2941 2942 // Heuristic: If the /system directory has been modified recently due to an "adb sync" 2943 // or a regular make, then blow away the cache. Note that mtimes are *NOT* reliable 2944 // in general and should not be used for production changes. In this specific case, 2945 // we know that they will work. 2946 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2947 if (cacheDir.lastModified() < frameworkDir.lastModified()) { 2948 FileUtils.deleteContents(cacheBaseDir); 2949 cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 2950 } 2951 } 2952 2953 return cacheDir; 2954 } 2955 2956 @Override 2957 public boolean isFirstBoot() { 2958 return mFirstBoot; 2959 } 2960 2961 @Override 2962 public boolean isOnlyCoreApps() { 2963 return mOnlyCore; 2964 } 2965 2966 @Override 2967 public boolean isUpgrade() { 2968 return mIsUpgrade; 2969 } 2970 2971 private @Nullable String getRequiredButNotReallyRequiredVerifierLPr() { 2972 final Intent intent = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2973 2974 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 2975 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 2976 UserHandle.USER_SYSTEM); 2977 if (matches.size() == 1) { 2978 return matches.get(0).getComponentInfo().packageName; 2979 } else if (matches.size() == 0) { 2980 Log.e(TAG, "There should probably be a verifier, but, none were found"); 2981 return null; 2982 } 2983 throw new RuntimeException("There must be exactly one verifier; found " + matches); 2984 } 2985 2986 private @NonNull String getRequiredSharedLibraryLPr(String name, int version) { 2987 synchronized (mPackages) { 2988 SharedLibraryEntry libraryEntry = getSharedLibraryEntryLPr(name, version); 2989 if (libraryEntry == null) { 2990 throw new IllegalStateException("Missing required shared library:" + name); 2991 } 2992 return libraryEntry.apk; 2993 } 2994 } 2995 2996 private @NonNull String getRequiredInstallerLPr() { 2997 final Intent intent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2998 intent.addCategory(Intent.CATEGORY_DEFAULT); 2999 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3000 3001 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3002 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3003 UserHandle.USER_SYSTEM); 3004 if (matches.size() == 1) { 3005 ResolveInfo resolveInfo = matches.get(0); 3006 if (!resolveInfo.activityInfo.applicationInfo.isPrivilegedApp()) { 3007 throw new RuntimeException("The installer must be a privileged app"); 3008 } 3009 return matches.get(0).getComponentInfo().packageName; 3010 } else { 3011 throw new RuntimeException("There must be exactly one installer; found " + matches); 3012 } 3013 } 3014 3015 private @NonNull String getRequiredUninstallerLPr() { 3016 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 3017 intent.addCategory(Intent.CATEGORY_DEFAULT); 3018 intent.setData(Uri.fromParts(PACKAGE_SCHEME, "foo.bar", null)); 3019 3020 final ResolveInfo resolveInfo = resolveIntent(intent, null, 3021 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3022 UserHandle.USER_SYSTEM); 3023 if (resolveInfo == null || 3024 mResolveActivity.name.equals(resolveInfo.getComponentInfo().name)) { 3025 throw new RuntimeException("There must be exactly one uninstaller; found " 3026 + resolveInfo); 3027 } 3028 return resolveInfo.getComponentInfo().packageName; 3029 } 3030 3031 private @NonNull ComponentName getIntentFilterVerifierComponentNameLPr() { 3032 final Intent intent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 3033 3034 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 3035 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3036 UserHandle.USER_SYSTEM); 3037 ResolveInfo best = null; 3038 final int N = matches.size(); 3039 for (int i = 0; i < N; i++) { 3040 final ResolveInfo cur = matches.get(i); 3041 final String packageName = cur.getComponentInfo().packageName; 3042 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 3043 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 3044 continue; 3045 } 3046 3047 if (best == null || cur.priority > best.priority) { 3048 best = cur; 3049 } 3050 } 3051 3052 if (best != null) { 3053 return best.getComponentInfo().getComponentName(); 3054 } 3055 Slog.w(TAG, "Intent filter verifier not found"); 3056 return null; 3057 } 3058 3059 private @Nullable Pair<ComponentName, String> getInstantAppResolverLPr() { 3060 final String[] packageArray = 3061 mContext.getResources().getStringArray(R.array.config_ephemeralResolverPackage); 3062 if (packageArray.length == 0 && !Build.IS_DEBUGGABLE) { 3063 if (DEBUG_EPHEMERAL) { 3064 Slog.d(TAG, "Ephemeral resolver NOT found; empty package list"); 3065 } 3066 return null; 3067 } 3068 3069 final int callingUid = Binder.getCallingUid(); 3070 final int resolveFlags = 3071 MATCH_DIRECT_BOOT_AWARE 3072 | MATCH_DIRECT_BOOT_UNAWARE 3073 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3074 String actionName = Intent.ACTION_RESOLVE_INSTANT_APP_PACKAGE; 3075 final Intent resolverIntent = new Intent(actionName); 3076 List<ResolveInfo> resolvers = queryIntentServicesInternal(resolverIntent, null, 3077 resolveFlags, UserHandle.USER_SYSTEM, callingUid, false /*includeInstantApps*/); 3078 // temporarily look for the old action 3079 if (resolvers.size() == 0) { 3080 if (DEBUG_EPHEMERAL) { 3081 Slog.d(TAG, "Ephemeral resolver not found with new action; try old one"); 3082 } 3083 actionName = Intent.ACTION_RESOLVE_EPHEMERAL_PACKAGE; 3084 resolverIntent.setAction(actionName); 3085 resolvers = queryIntentServicesInternal(resolverIntent, null, 3086 resolveFlags, UserHandle.USER_SYSTEM, callingUid, false /*includeInstantApps*/); 3087 } 3088 final int N = resolvers.size(); 3089 if (N == 0) { 3090 if (DEBUG_EPHEMERAL) { 3091 Slog.d(TAG, "Ephemeral resolver NOT found; no matching intent filters"); 3092 } 3093 return null; 3094 } 3095 3096 final Set<String> possiblePackages = new ArraySet<>(Arrays.asList(packageArray)); 3097 for (int i = 0; i < N; i++) { 3098 final ResolveInfo info = resolvers.get(i); 3099 3100 if (info.serviceInfo == null) { 3101 continue; 3102 } 3103 3104 final String packageName = info.serviceInfo.packageName; 3105 if (!possiblePackages.contains(packageName) && !Build.IS_DEBUGGABLE) { 3106 if (DEBUG_EPHEMERAL) { 3107 Slog.d(TAG, "Ephemeral resolver not in allowed package list;" 3108 + " pkg: " + packageName + ", info:" + info); 3109 } 3110 continue; 3111 } 3112 3113 if (DEBUG_EPHEMERAL) { 3114 Slog.v(TAG, "Ephemeral resolver found;" 3115 + " pkg: " + packageName + ", info:" + info); 3116 } 3117 return new Pair<>(new ComponentName(packageName, info.serviceInfo.name), actionName); 3118 } 3119 if (DEBUG_EPHEMERAL) { 3120 Slog.v(TAG, "Ephemeral resolver NOT found"); 3121 } 3122 return null; 3123 } 3124 3125 private @Nullable ActivityInfo getInstantAppInstallerLPr() { 3126 final Intent intent = new Intent(Intent.ACTION_INSTALL_INSTANT_APP_PACKAGE); 3127 intent.addCategory(Intent.CATEGORY_DEFAULT); 3128 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3129 3130 final int resolveFlags = 3131 MATCH_DIRECT_BOOT_AWARE 3132 | MATCH_DIRECT_BOOT_UNAWARE 3133 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3134 List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3135 resolveFlags, UserHandle.USER_SYSTEM); 3136 // temporarily look for the old action 3137 if (matches.isEmpty()) { 3138 if (DEBUG_EPHEMERAL) { 3139 Slog.d(TAG, "Ephemeral installer not found with new action; try old one"); 3140 } 3141 intent.setAction(Intent.ACTION_INSTALL_EPHEMERAL_PACKAGE); 3142 matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3143 resolveFlags, UserHandle.USER_SYSTEM); 3144 } 3145 Iterator<ResolveInfo> iter = matches.iterator(); 3146 while (iter.hasNext()) { 3147 final ResolveInfo rInfo = iter.next(); 3148 final PackageSetting ps = mSettings.mPackages.get(rInfo.activityInfo.packageName); 3149 if (ps != null) { 3150 final PermissionsState permissionsState = ps.getPermissionsState(); 3151 if (permissionsState.hasPermission(Manifest.permission.INSTALL_PACKAGES, 0)) { 3152 continue; 3153 } 3154 } 3155 iter.remove(); 3156 } 3157 if (matches.size() == 0) { 3158 return null; 3159 } else if (matches.size() == 1) { 3160 return (ActivityInfo) matches.get(0).getComponentInfo(); 3161 } else { 3162 throw new RuntimeException( 3163 "There must be at most one ephemeral installer; found " + matches); 3164 } 3165 } 3166 3167 private @Nullable ComponentName getInstantAppResolverSettingsLPr( 3168 @NonNull ComponentName resolver) { 3169 final Intent intent = new Intent(Intent.ACTION_INSTANT_APP_RESOLVER_SETTINGS) 3170 .addCategory(Intent.CATEGORY_DEFAULT) 3171 .setPackage(resolver.getPackageName()); 3172 final int resolveFlags = MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 3173 List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, resolveFlags, 3174 UserHandle.USER_SYSTEM); 3175 // temporarily look for the old action 3176 if (matches.isEmpty()) { 3177 if (DEBUG_EPHEMERAL) { 3178 Slog.d(TAG, "Ephemeral resolver settings not found with new action; try old one"); 3179 } 3180 intent.setAction(Intent.ACTION_EPHEMERAL_RESOLVER_SETTINGS); 3181 matches = queryIntentActivitiesInternal(intent, null, resolveFlags, 3182 UserHandle.USER_SYSTEM); 3183 } 3184 if (matches.isEmpty()) { 3185 return null; 3186 } 3187 return matches.get(0).getComponentInfo().getComponentName(); 3188 } 3189 3190 private void primeDomainVerificationsLPw(int userId) { 3191 if (DEBUG_DOMAIN_VERIFICATION) { 3192 Slog.d(TAG, "Priming domain verifications in user " + userId); 3193 } 3194 3195 SystemConfig systemConfig = SystemConfig.getInstance(); 3196 ArraySet<String> packages = systemConfig.getLinkedApps(); 3197 3198 for (String packageName : packages) { 3199 PackageParser.Package pkg = mPackages.get(packageName); 3200 if (pkg != null) { 3201 if (!pkg.isSystemApp()) { 3202 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 3203 continue; 3204 } 3205 3206 ArraySet<String> domains = null; 3207 for (PackageParser.Activity a : pkg.activities) { 3208 for (ActivityIntentInfo filter : a.intents) { 3209 if (hasValidDomains(filter)) { 3210 if (domains == null) { 3211 domains = new ArraySet<String>(); 3212 } 3213 domains.addAll(filter.getHostsList()); 3214 } 3215 } 3216 } 3217 3218 if (domains != null && domains.size() > 0) { 3219 if (DEBUG_DOMAIN_VERIFICATION) { 3220 Slog.v(TAG, " + " + packageName); 3221 } 3222 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 3223 // state w.r.t. the formal app-linkage "no verification attempted" state; 3224 // and then 'always' in the per-user state actually used for intent resolution. 3225 final IntentFilterVerificationInfo ivi; 3226 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, domains); 3227 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 3228 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 3229 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 3230 } else { 3231 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 3232 + "' does not handle web links"); 3233 } 3234 } else { 3235 Slog.w(TAG, "Unknown package " + packageName + " in sysconfig <app-link>"); 3236 } 3237 } 3238 3239 scheduleWritePackageRestrictionsLocked(userId); 3240 scheduleWriteSettingsLocked(); 3241 } 3242 3243 private void applyFactoryDefaultBrowserLPw(int userId) { 3244 // The default browser app's package name is stored in a string resource, 3245 // with a product-specific overlay used for vendor customization. 3246 String browserPkg = mContext.getResources().getString( 3247 com.android.internal.R.string.default_browser); 3248 if (!TextUtils.isEmpty(browserPkg)) { 3249 // non-empty string => required to be a known package 3250 PackageSetting ps = mSettings.mPackages.get(browserPkg); 3251 if (ps == null) { 3252 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 3253 browserPkg = null; 3254 } else { 3255 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3256 } 3257 } 3258 3259 // Nothing valid explicitly set? Make the factory-installed browser the explicit 3260 // default. If there's more than one, just leave everything alone. 3261 if (browserPkg == null) { 3262 calculateDefaultBrowserLPw(userId); 3263 } 3264 } 3265 3266 private void calculateDefaultBrowserLPw(int userId) { 3267 List<String> allBrowsers = resolveAllBrowserApps(userId); 3268 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 3269 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3270 } 3271 3272 private List<String> resolveAllBrowserApps(int userId) { 3273 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 3274 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3275 PackageManager.MATCH_ALL, userId); 3276 3277 final int count = list.size(); 3278 List<String> result = new ArrayList<String>(count); 3279 for (int i=0; i<count; i++) { 3280 ResolveInfo info = list.get(i); 3281 if (info.activityInfo == null 3282 || !info.handleAllWebDataURI 3283 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 3284 || result.contains(info.activityInfo.packageName)) { 3285 continue; 3286 } 3287 result.add(info.activityInfo.packageName); 3288 } 3289 3290 return result; 3291 } 3292 3293 private boolean packageIsBrowser(String packageName, int userId) { 3294 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3295 PackageManager.MATCH_ALL, userId); 3296 final int N = list.size(); 3297 for (int i = 0; i < N; i++) { 3298 ResolveInfo info = list.get(i); 3299 if (packageName.equals(info.activityInfo.packageName)) { 3300 return true; 3301 } 3302 } 3303 return false; 3304 } 3305 3306 private void checkDefaultBrowser() { 3307 final int myUserId = UserHandle.myUserId(); 3308 final String packageName = getDefaultBrowserPackageName(myUserId); 3309 if (packageName != null) { 3310 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 3311 if (info == null) { 3312 Slog.w(TAG, "Default browser no longer installed: " + packageName); 3313 synchronized (mPackages) { 3314 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 3315 } 3316 } 3317 } 3318 } 3319 3320 @Override 3321 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 3322 throws RemoteException { 3323 try { 3324 return super.onTransact(code, data, reply, flags); 3325 } catch (RuntimeException e) { 3326 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 3327 Slog.wtf(TAG, "Package Manager Crash", e); 3328 } 3329 throw e; 3330 } 3331 } 3332 3333 static int[] appendInts(int[] cur, int[] add) { 3334 if (add == null) return cur; 3335 if (cur == null) return add; 3336 final int N = add.length; 3337 for (int i=0; i<N; i++) { 3338 cur = appendInt(cur, add[i]); 3339 } 3340 return cur; 3341 } 3342 3343 private PackageInfo generatePackageInfo(PackageSetting ps, int flags, int userId) { 3344 if (!sUserManager.exists(userId)) return null; 3345 if (ps == null) { 3346 return null; 3347 } 3348 final PackageParser.Package p = ps.pkg; 3349 if (p == null) { 3350 return null; 3351 } 3352 // Filter out ephemeral app metadata: 3353 // * The system/shell/root can see metadata for any app 3354 // * An installed app can see metadata for 1) other installed apps 3355 // and 2) ephemeral apps that have explicitly interacted with it 3356 // * Ephemeral apps can only see their own data and exposed installed apps 3357 // * Holding a signature permission allows seeing instant apps 3358 final int callingAppId = UserHandle.getAppId(Binder.getCallingUid()); 3359 if (callingAppId != Process.SYSTEM_UID 3360 && callingAppId != Process.SHELL_UID 3361 && callingAppId != Process.ROOT_UID 3362 && checkUidPermission(Manifest.permission.ACCESS_INSTANT_APPS, 3363 Binder.getCallingUid()) != PackageManager.PERMISSION_GRANTED) { 3364 final String instantAppPackageName = getInstantAppPackageName(Binder.getCallingUid()); 3365 if (instantAppPackageName != null) { 3366 // ephemeral apps can only get information on themselves or 3367 // installed apps that are exposed. 3368 if (!instantAppPackageName.equals(p.packageName) 3369 && (ps.getInstantApp(userId) || !p.visibleToInstantApps)) { 3370 return null; 3371 } 3372 } else { 3373 if (ps.getInstantApp(userId)) { 3374 // only get access to the ephemeral app if we've been granted access 3375 if (!mInstantAppRegistry.isInstantAccessGranted( 3376 userId, callingAppId, ps.appId)) { 3377 return null; 3378 } 3379 } 3380 } 3381 } 3382 3383 final PermissionsState permissionsState = ps.getPermissionsState(); 3384 3385 // Compute GIDs only if requested 3386 final int[] gids = (flags & PackageManager.GET_GIDS) == 0 3387 ? EMPTY_INT_ARRAY : permissionsState.computeGids(userId); 3388 // Compute granted permissions only if package has requested permissions 3389 final Set<String> permissions = ArrayUtils.isEmpty(p.requestedPermissions) 3390 ? Collections.<String>emptySet() : permissionsState.getPermissions(userId); 3391 final PackageUserState state = ps.readUserState(userId); 3392 3393 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0 3394 && ps.isSystem()) { 3395 flags |= MATCH_ANY_USER; 3396 } 3397 3398 PackageInfo packageInfo = PackageParser.generatePackageInfo(p, gids, flags, 3399 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 3400 3401 if (packageInfo == null) { 3402 return null; 3403 } 3404 3405 rebaseEnabledOverlays(packageInfo.applicationInfo, userId); 3406 3407 packageInfo.packageName = packageInfo.applicationInfo.packageName = 3408 resolveExternalPackageNameLPr(p); 3409 3410 return packageInfo; 3411 } 3412 3413 @Override 3414 public void checkPackageStartable(String packageName, int userId) { 3415 final boolean userKeyUnlocked = StorageManager.isUserKeyUnlocked(userId); 3416 3417 synchronized (mPackages) { 3418 final PackageSetting ps = mSettings.mPackages.get(packageName); 3419 if (ps == null) { 3420 throw new SecurityException("Package " + packageName + " was not found!"); 3421 } 3422 3423 if (!ps.getInstalled(userId)) { 3424 throw new SecurityException( 3425 "Package " + packageName + " was not installed for user " + userId + "!"); 3426 } 3427 3428 if (mSafeMode && !ps.isSystem()) { 3429 throw new SecurityException("Package " + packageName + " not a system app!"); 3430 } 3431 3432 if (mFrozenPackages.contains(packageName)) { 3433 throw new SecurityException("Package " + packageName + " is currently frozen!"); 3434 } 3435 3436 if (!userKeyUnlocked && !(ps.pkg.applicationInfo.isDirectBootAware() 3437 || ps.pkg.applicationInfo.isPartiallyDirectBootAware())) { 3438 throw new SecurityException("Package " + packageName + " is not encryption aware!"); 3439 } 3440 } 3441 } 3442 3443 @Override 3444 public boolean isPackageAvailable(String packageName, int userId) { 3445 if (!sUserManager.exists(userId)) return false; 3446 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3447 false /* requireFullPermission */, false /* checkShell */, "is package available"); 3448 synchronized (mPackages) { 3449 PackageParser.Package p = mPackages.get(packageName); 3450 if (p != null) { 3451 final PackageSetting ps = (PackageSetting) p.mExtras; 3452 if (ps != null) { 3453 final PackageUserState state = ps.readUserState(userId); 3454 if (state != null) { 3455 return PackageParser.isAvailable(state); 3456 } 3457 } 3458 } 3459 } 3460 return false; 3461 } 3462 3463 @Override 3464 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 3465 return getPackageInfoInternal(packageName, PackageManager.VERSION_CODE_HIGHEST, 3466 flags, userId); 3467 } 3468 3469 @Override 3470 public PackageInfo getPackageInfoVersioned(VersionedPackage versionedPackage, 3471 int flags, int userId) { 3472 return getPackageInfoInternal(versionedPackage.getPackageName(), 3473 // TODO: We will change version code to long, so in the new API it is long 3474 (int) versionedPackage.getVersionCode(), flags, userId); 3475 } 3476 3477 private PackageInfo getPackageInfoInternal(String packageName, int versionCode, 3478 int flags, int userId) { 3479 if (!sUserManager.exists(userId)) return null; 3480 flags = updateFlagsForPackage(flags, userId, packageName); 3481 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3482 false /* requireFullPermission */, false /* checkShell */, "get package info"); 3483 3484 // reader 3485 synchronized (mPackages) { 3486 // Normalize package name to handle renamed packages and static libs 3487 packageName = resolveInternalPackageNameLPr(packageName, versionCode); 3488 3489 final boolean matchFactoryOnly = (flags & MATCH_FACTORY_ONLY) != 0; 3490 if (matchFactoryOnly) { 3491 final PackageSetting ps = mSettings.getDisabledSystemPkgLPr(packageName); 3492 if (ps != null) { 3493 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 3494 return null; 3495 } 3496 return generatePackageInfo(ps, flags, userId); 3497 } 3498 } 3499 3500 PackageParser.Package p = mPackages.get(packageName); 3501 if (matchFactoryOnly && p != null && !isSystemApp(p)) { 3502 return null; 3503 } 3504 if (DEBUG_PACKAGE_INFO) 3505 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 3506 if (p != null) { 3507 if (filterSharedLibPackageLPr((PackageSetting) p.mExtras, 3508 Binder.getCallingUid(), userId)) { 3509 return null; 3510 } 3511 return generatePackageInfo((PackageSetting)p.mExtras, flags, userId); 3512 } 3513 if (!matchFactoryOnly && (flags & MATCH_KNOWN_PACKAGES) != 0) { 3514 final PackageSetting ps = mSettings.mPackages.get(packageName); 3515 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 3516 return null; 3517 } 3518 return generatePackageInfo(ps, flags, userId); 3519 } 3520 } 3521 return null; 3522 } 3523 3524 3525 private boolean filterSharedLibPackageLPr(@Nullable PackageSetting ps, int uid, int userId) { 3526 // System/shell/root get to see all static libs 3527 final int appId = UserHandle.getAppId(uid); 3528 if (appId == Process.SYSTEM_UID || appId == Process.SHELL_UID 3529 || appId == Process.ROOT_UID) { 3530 return false; 3531 } 3532 3533 // No package means no static lib as it is always on internal storage 3534 if (ps == null || ps.pkg == null || !ps.pkg.applicationInfo.isStaticSharedLibrary()) { 3535 return false; 3536 } 3537 3538 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(ps.pkg.staticSharedLibName, 3539 ps.pkg.staticSharedLibVersion); 3540 if (libEntry == null) { 3541 return false; 3542 } 3543 3544 final int resolvedUid = UserHandle.getUid(userId, UserHandle.getAppId(uid)); 3545 final String[] uidPackageNames = getPackagesForUid(resolvedUid); 3546 if (uidPackageNames == null) { 3547 return true; 3548 } 3549 3550 for (String uidPackageName : uidPackageNames) { 3551 if (ps.name.equals(uidPackageName)) { 3552 return false; 3553 } 3554 PackageSetting uidPs = mSettings.getPackageLPr(uidPackageName); 3555 if (uidPs != null) { 3556 final int index = ArrayUtils.indexOf(uidPs.usesStaticLibraries, 3557 libEntry.info.getName()); 3558 if (index < 0) { 3559 continue; 3560 } 3561 if (uidPs.pkg.usesStaticLibrariesVersions[index] == libEntry.info.getVersion()) { 3562 return false; 3563 } 3564 } 3565 } 3566 return true; 3567 } 3568 3569 @Override 3570 public String[] currentToCanonicalPackageNames(String[] names) { 3571 String[] out = new String[names.length]; 3572 // reader 3573 synchronized (mPackages) { 3574 for (int i=names.length-1; i>=0; i--) { 3575 PackageSetting ps = mSettings.mPackages.get(names[i]); 3576 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 3577 } 3578 } 3579 return out; 3580 } 3581 3582 @Override 3583 public String[] canonicalToCurrentPackageNames(String[] names) { 3584 String[] out = new String[names.length]; 3585 // reader 3586 synchronized (mPackages) { 3587 for (int i=names.length-1; i>=0; i--) { 3588 String cur = mSettings.getRenamedPackageLPr(names[i]); 3589 out[i] = cur != null ? cur : names[i]; 3590 } 3591 } 3592 return out; 3593 } 3594 3595 @Override 3596 public int getPackageUid(String packageName, int flags, int userId) { 3597 if (!sUserManager.exists(userId)) return -1; 3598 flags = updateFlagsForPackage(flags, userId, packageName); 3599 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3600 false /* requireFullPermission */, false /* checkShell */, "get package uid"); 3601 3602 // reader 3603 synchronized (mPackages) { 3604 final PackageParser.Package p = mPackages.get(packageName); 3605 if (p != null && p.isMatch(flags)) { 3606 return UserHandle.getUid(userId, p.applicationInfo.uid); 3607 } 3608 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 3609 final PackageSetting ps = mSettings.mPackages.get(packageName); 3610 if (ps != null && ps.isMatch(flags)) { 3611 return UserHandle.getUid(userId, ps.appId); 3612 } 3613 } 3614 } 3615 3616 return -1; 3617 } 3618 3619 @Override 3620 public int[] getPackageGids(String packageName, int flags, int userId) { 3621 if (!sUserManager.exists(userId)) return null; 3622 flags = updateFlagsForPackage(flags, userId, packageName); 3623 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3624 false /* requireFullPermission */, false /* checkShell */, 3625 "getPackageGids"); 3626 3627 // reader 3628 synchronized (mPackages) { 3629 final PackageParser.Package p = mPackages.get(packageName); 3630 if (p != null && p.isMatch(flags)) { 3631 PackageSetting ps = (PackageSetting) p.mExtras; 3632 // TODO: Shouldn't this be checking for package installed state for userId and 3633 // return null? 3634 return ps.getPermissionsState().computeGids(userId); 3635 } 3636 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 3637 final PackageSetting ps = mSettings.mPackages.get(packageName); 3638 if (ps != null && ps.isMatch(flags)) { 3639 return ps.getPermissionsState().computeGids(userId); 3640 } 3641 } 3642 } 3643 3644 return null; 3645 } 3646 3647 static PermissionInfo generatePermissionInfo(BasePermission bp, int flags) { 3648 if (bp.perm != null) { 3649 return PackageParser.generatePermissionInfo(bp.perm, flags); 3650 } 3651 PermissionInfo pi = new PermissionInfo(); 3652 pi.name = bp.name; 3653 pi.packageName = bp.sourcePackage; 3654 pi.nonLocalizedLabel = bp.name; 3655 pi.protectionLevel = bp.protectionLevel; 3656 return pi; 3657 } 3658 3659 @Override 3660 public PermissionInfo getPermissionInfo(String name, int flags) { 3661 // reader 3662 synchronized (mPackages) { 3663 final BasePermission p = mSettings.mPermissions.get(name); 3664 if (p != null) { 3665 return generatePermissionInfo(p, flags); 3666 } 3667 return null; 3668 } 3669 } 3670 3671 @Override 3672 public @Nullable ParceledListSlice<PermissionInfo> queryPermissionsByGroup(String group, 3673 int flags) { 3674 // reader 3675 synchronized (mPackages) { 3676 if (group != null && !mPermissionGroups.containsKey(group)) { 3677 // This is thrown as NameNotFoundException 3678 return null; 3679 } 3680 3681 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 3682 for (BasePermission p : mSettings.mPermissions.values()) { 3683 if (group == null) { 3684 if (p.perm == null || p.perm.info.group == null) { 3685 out.add(generatePermissionInfo(p, flags)); 3686 } 3687 } else { 3688 if (p.perm != null && group.equals(p.perm.info.group)) { 3689 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 3690 } 3691 } 3692 } 3693 return new ParceledListSlice<>(out); 3694 } 3695 } 3696 3697 @Override 3698 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 3699 // reader 3700 synchronized (mPackages) { 3701 return PackageParser.generatePermissionGroupInfo( 3702 mPermissionGroups.get(name), flags); 3703 } 3704 } 3705 3706 @Override 3707 public @NonNull ParceledListSlice<PermissionGroupInfo> getAllPermissionGroups(int flags) { 3708 // reader 3709 synchronized (mPackages) { 3710 final int N = mPermissionGroups.size(); 3711 ArrayList<PermissionGroupInfo> out 3712 = new ArrayList<PermissionGroupInfo>(N); 3713 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 3714 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 3715 } 3716 return new ParceledListSlice<>(out); 3717 } 3718 } 3719 3720 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 3721 int uid, int userId) { 3722 if (!sUserManager.exists(userId)) return null; 3723 PackageSetting ps = mSettings.mPackages.get(packageName); 3724 if (ps != null) { 3725 if (filterSharedLibPackageLPr(ps, uid, userId)) { 3726 return null; 3727 } 3728 if (ps.pkg == null) { 3729 final PackageInfo pInfo = generatePackageInfo(ps, flags, userId); 3730 if (pInfo != null) { 3731 return pInfo.applicationInfo; 3732 } 3733 return null; 3734 } 3735 ApplicationInfo ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 3736 ps.readUserState(userId), userId); 3737 if (ai != null) { 3738 rebaseEnabledOverlays(ai, userId); 3739 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 3740 } 3741 return ai; 3742 } 3743 return null; 3744 } 3745 3746 @Override 3747 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 3748 if (!sUserManager.exists(userId)) return null; 3749 flags = updateFlagsForApplication(flags, userId, packageName); 3750 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3751 false /* requireFullPermission */, false /* checkShell */, "get application info"); 3752 3753 // writer 3754 synchronized (mPackages) { 3755 // Normalize package name to handle renamed packages and static libs 3756 packageName = resolveInternalPackageNameLPr(packageName, 3757 PackageManager.VERSION_CODE_HIGHEST); 3758 3759 PackageParser.Package p = mPackages.get(packageName); 3760 if (DEBUG_PACKAGE_INFO) Log.v( 3761 TAG, "getApplicationInfo " + packageName 3762 + ": " + p); 3763 if (p != null) { 3764 PackageSetting ps = mSettings.mPackages.get(packageName); 3765 if (ps == null) return null; 3766 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 3767 return null; 3768 } 3769 // Note: isEnabledLP() does not apply here - always return info 3770 ApplicationInfo ai = PackageParser.generateApplicationInfo( 3771 p, flags, ps.readUserState(userId), userId); 3772 if (ai != null) { 3773 rebaseEnabledOverlays(ai, userId); 3774 ai.packageName = resolveExternalPackageNameLPr(p); 3775 } 3776 return ai; 3777 } 3778 if ("android".equals(packageName)||"system".equals(packageName)) { 3779 return mAndroidApplication; 3780 } 3781 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 3782 // Already generates the external package name 3783 return generateApplicationInfoFromSettingsLPw(packageName, 3784 Binder.getCallingUid(), flags, userId); 3785 } 3786 } 3787 return null; 3788 } 3789 3790 private void rebaseEnabledOverlays(@NonNull ApplicationInfo ai, int userId) { 3791 List<String> paths = new ArrayList<>(); 3792 ArrayMap<String, ArrayList<String>> userSpecificOverlays = 3793 mEnabledOverlayPaths.get(userId); 3794 if (userSpecificOverlays != null) { 3795 if (!"android".equals(ai.packageName)) { 3796 ArrayList<String> frameworkOverlays = userSpecificOverlays.get("android"); 3797 if (frameworkOverlays != null) { 3798 paths.addAll(frameworkOverlays); 3799 } 3800 } 3801 3802 ArrayList<String> appOverlays = userSpecificOverlays.get(ai.packageName); 3803 if (appOverlays != null) { 3804 paths.addAll(appOverlays); 3805 } 3806 } 3807 ai.resourceDirs = paths.size() > 0 ? paths.toArray(new String[paths.size()]) : null; 3808 } 3809 3810 private String normalizePackageNameLPr(String packageName) { 3811 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 3812 return normalizedPackageName != null ? normalizedPackageName : packageName; 3813 } 3814 3815 @Override 3816 public void deletePreloadsFileCache() { 3817 if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) { 3818 throw new SecurityException("Only system or settings may call deletePreloadsFileCache"); 3819 } 3820 File dir = Environment.getDataPreloadsFileCacheDirectory(); 3821 Slog.i(TAG, "Deleting preloaded file cache " + dir); 3822 FileUtils.deleteContents(dir); 3823 } 3824 3825 @Override 3826 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 3827 final IPackageDataObserver observer) { 3828 mContext.enforceCallingOrSelfPermission( 3829 android.Manifest.permission.CLEAR_APP_CACHE, null); 3830 mHandler.post(() -> { 3831 boolean success = false; 3832 try { 3833 freeStorage(volumeUuid, freeStorageSize, 0); 3834 success = true; 3835 } catch (IOException e) { 3836 Slog.w(TAG, e); 3837 } 3838 if (observer != null) { 3839 try { 3840 observer.onRemoveCompleted(null, success); 3841 } catch (RemoteException e) { 3842 Slog.w(TAG, e); 3843 } 3844 } 3845 }); 3846 } 3847 3848 @Override 3849 public void freeStorage(final String volumeUuid, final long freeStorageSize, 3850 final IntentSender pi) { 3851 mContext.enforceCallingOrSelfPermission( 3852 android.Manifest.permission.CLEAR_APP_CACHE, TAG); 3853 mHandler.post(() -> { 3854 boolean success = false; 3855 try { 3856 freeStorage(volumeUuid, freeStorageSize, 0); 3857 success = true; 3858 } catch (IOException e) { 3859 Slog.w(TAG, e); 3860 } 3861 if (pi != null) { 3862 try { 3863 pi.sendIntent(null, success ? 1 : 0, null, null, null); 3864 } catch (SendIntentException e) { 3865 Slog.w(TAG, e); 3866 } 3867 } 3868 }); 3869 } 3870 3871 /** 3872 * Blocking call to clear various types of cached data across the system 3873 * until the requested bytes are available. 3874 */ 3875 public void freeStorage(String volumeUuid, long bytes, int storageFlags) throws IOException { 3876 final StorageManager storage = mContext.getSystemService(StorageManager.class); 3877 final File file = storage.findPathForUuid(volumeUuid); 3878 if (file.getUsableSpace() >= bytes) return; 3879 3880 if (ENABLE_FREE_CACHE_V2) { 3881 final boolean aggressive = (storageFlags 3882 & StorageManager.FLAG_ALLOCATE_AGGRESSIVE) != 0; 3883 final boolean internalVolume = Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, 3884 volumeUuid); 3885 3886 // 1. Pre-flight to determine if we have any chance to succeed 3887 // 2. Consider preloaded data (after 1w honeymoon, unless aggressive) 3888 if (internalVolume && (aggressive || SystemProperties 3889 .getBoolean("persist.sys.preloads.file_cache_expired", false))) { 3890 deletePreloadsFileCache(); 3891 if (file.getUsableSpace() >= bytes) return; 3892 } 3893 3894 // 3. Consider parsed APK data (aggressive only) 3895 if (internalVolume && aggressive) { 3896 FileUtils.deleteContents(mCacheDir); 3897 if (file.getUsableSpace() >= bytes) return; 3898 } 3899 3900 // 4. Consider cached app data (above quotas) 3901 try { 3902 mInstaller.freeCache(volumeUuid, bytes, Installer.FLAG_FREE_CACHE_V2); 3903 } catch (InstallerException ignored) { 3904 } 3905 if (file.getUsableSpace() >= bytes) return; 3906 3907 // 5. Consider shared libraries with refcount=0 and age>2h 3908 // 6. Consider dexopt output (aggressive only) 3909 // 7. Consider ephemeral apps not used in last week 3910 3911 // 8. Consider cached app data (below quotas) 3912 try { 3913 mInstaller.freeCache(volumeUuid, bytes, Installer.FLAG_FREE_CACHE_V2 3914 | Installer.FLAG_FREE_CACHE_V2_DEFY_QUOTA); 3915 } catch (InstallerException ignored) { 3916 } 3917 if (file.getUsableSpace() >= bytes) return; 3918 3919 // 9. Consider DropBox entries 3920 // 10. Consider ephemeral cookies 3921 3922 } else { 3923 try { 3924 mInstaller.freeCache(volumeUuid, bytes, 0); 3925 } catch (InstallerException ignored) { 3926 } 3927 if (file.getUsableSpace() >= bytes) return; 3928 } 3929 3930 throw new IOException("Failed to free " + bytes + " on storage device at " + file); 3931 } 3932 3933 /** 3934 * Update given flags based on encryption status of current user. 3935 */ 3936 private int updateFlags(int flags, int userId) { 3937 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3938 | PackageManager.MATCH_DIRECT_BOOT_AWARE)) != 0) { 3939 // Caller expressed an explicit opinion about what encryption 3940 // aware/unaware components they want to see, so fall through and 3941 // give them what they want 3942 } else { 3943 // Caller expressed no opinion, so match based on user state 3944 if (getUserManagerInternal().isUserUnlockingOrUnlocked(userId)) { 3945 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 3946 } else { 3947 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE; 3948 } 3949 } 3950 return flags; 3951 } 3952 3953 private UserManagerInternal getUserManagerInternal() { 3954 if (mUserManagerInternal == null) { 3955 mUserManagerInternal = LocalServices.getService(UserManagerInternal.class); 3956 } 3957 return mUserManagerInternal; 3958 } 3959 3960 private DeviceIdleController.LocalService getDeviceIdleController() { 3961 if (mDeviceIdleController == null) { 3962 mDeviceIdleController = 3963 LocalServices.getService(DeviceIdleController.LocalService.class); 3964 } 3965 return mDeviceIdleController; 3966 } 3967 3968 /** 3969 * Update given flags when being used to request {@link PackageInfo}. 3970 */ 3971 private int updateFlagsForPackage(int flags, int userId, Object cookie) { 3972 final boolean isCallerSystemUser = UserHandle.getCallingUserId() == UserHandle.USER_SYSTEM; 3973 boolean triaged = true; 3974 if ((flags & (PackageManager.GET_ACTIVITIES | PackageManager.GET_RECEIVERS 3975 | PackageManager.GET_SERVICES | PackageManager.GET_PROVIDERS)) != 0) { 3976 // Caller is asking for component details, so they'd better be 3977 // asking for specific encryption matching behavior, or be triaged 3978 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3979 | PackageManager.MATCH_DIRECT_BOOT_AWARE 3980 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3981 triaged = false; 3982 } 3983 } 3984 if ((flags & (PackageManager.MATCH_UNINSTALLED_PACKAGES 3985 | PackageManager.MATCH_SYSTEM_ONLY 3986 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3987 triaged = false; 3988 } 3989 if ((flags & PackageManager.MATCH_ANY_USER) != 0) { 3990 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 3991 "MATCH_ANY_USER flag requires INTERACT_ACROSS_USERS permission at " 3992 + Debug.getCallers(5)); 3993 } else if ((flags & PackageManager.MATCH_UNINSTALLED_PACKAGES) != 0 && isCallerSystemUser 3994 && sUserManager.hasManagedProfile(UserHandle.USER_SYSTEM)) { 3995 // If the caller wants all packages and has a restricted profile associated with it, 3996 // then match all users. This is to make sure that launchers that need to access work 3997 // profile apps don't start breaking. TODO: Remove this hack when launchers stop using 3998 // MATCH_UNINSTALLED_PACKAGES to query apps in other profiles. b/31000380 3999 flags |= PackageManager.MATCH_ANY_USER; 4000 } 4001 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 4002 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 4003 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 4004 } 4005 return updateFlags(flags, userId); 4006 } 4007 4008 /** 4009 * Update given flags when being used to request {@link ApplicationInfo}. 4010 */ 4011 private int updateFlagsForApplication(int flags, int userId, Object cookie) { 4012 return updateFlagsForPackage(flags, userId, cookie); 4013 } 4014 4015 /** 4016 * Update given flags when being used to request {@link ComponentInfo}. 4017 */ 4018 private int updateFlagsForComponent(int flags, int userId, Object cookie) { 4019 if (cookie instanceof Intent) { 4020 if ((((Intent) cookie).getFlags() & Intent.FLAG_DEBUG_TRIAGED_MISSING) != 0) { 4021 flags |= PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 4022 } 4023 } 4024 4025 boolean triaged = true; 4026 // Caller is asking for component details, so they'd better be 4027 // asking for specific encryption matching behavior, or be triaged 4028 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4029 | PackageManager.MATCH_DIRECT_BOOT_AWARE 4030 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4031 triaged = false; 4032 } 4033 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 4034 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 4035 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 4036 } 4037 4038 return updateFlags(flags, userId); 4039 } 4040 4041 /** 4042 * Update given intent when being used to request {@link ResolveInfo}. 4043 */ 4044 private Intent updateIntentForResolve(Intent intent) { 4045 if (intent.getSelector() != null) { 4046 intent = intent.getSelector(); 4047 } 4048 if (DEBUG_PREFERRED) { 4049 intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4050 } 4051 return intent; 4052 } 4053 4054 /** 4055 * Update given flags when being used to request {@link ResolveInfo}. 4056 * <p>Instant apps are resolved specially, depending upon context. Minimally, 4057 * {@code}flags{@code} must have the {@link PackageManager#MATCH_INSTANT} 4058 * flag set. However, this flag is only honoured in three circumstances: 4059 * <ul> 4060 * <li>when called from a system process</li> 4061 * <li>when the caller holds the permission {@code android.permission.ACCESS_INSTANT_APPS}</li> 4062 * <li>when resolution occurs to start an activity with a {@code android.intent.action.VIEW} 4063 * action and a {@code android.intent.category.BROWSABLE} category</li> 4064 * </ul> 4065 */ 4066 int updateFlagsForResolve(int flags, int userId, Intent intent, int callingUid, 4067 boolean includeInstantApps) { 4068 // Safe mode means we shouldn't match any third-party components 4069 if (mSafeMode) { 4070 flags |= PackageManager.MATCH_SYSTEM_ONLY; 4071 } 4072 if (getInstantAppPackageName(callingUid) != null) { 4073 // But, ephemeral apps see both ephemeral and exposed, non-ephemeral components 4074 flags |= PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY; 4075 flags |= PackageManager.MATCH_INSTANT; 4076 } else { 4077 // Otherwise, prevent leaking ephemeral components 4078 final boolean isSpecialProcess = 4079 callingUid == Process.SYSTEM_UID 4080 || callingUid == Process.SHELL_UID 4081 || callingUid == 0; 4082 final boolean allowMatchInstant = 4083 (includeInstantApps 4084 && Intent.ACTION_VIEW.equals(intent.getAction()) 4085 && intent.hasCategory(Intent.CATEGORY_BROWSABLE) 4086 && hasWebURI(intent)) 4087 || isSpecialProcess 4088 || mContext.checkCallingOrSelfPermission( 4089 android.Manifest.permission.ACCESS_INSTANT_APPS) == PERMISSION_GRANTED; 4090 flags &= ~PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY; 4091 if (!allowMatchInstant) { 4092 flags &= ~PackageManager.MATCH_INSTANT; 4093 } 4094 } 4095 return updateFlagsForComponent(flags, userId, intent /*cookie*/); 4096 } 4097 4098 private ActivityInfo generateActivityInfo(ActivityInfo ai, int flags, PackageUserState state, 4099 int userId) { 4100 ActivityInfo ret = PackageParser.generateActivityInfo(ai, flags, state, userId); 4101 if (ret != null) { 4102 rebaseEnabledOverlays(ret.applicationInfo, userId); 4103 } 4104 return ret; 4105 } 4106 4107 private ActivityInfo generateActivityInfo(PackageParser.Activity a, int flags, 4108 PackageUserState state, int userId) { 4109 ActivityInfo ai = PackageParser.generateActivityInfo(a, flags, state, userId); 4110 if (ai != null) { 4111 rebaseEnabledOverlays(ai.applicationInfo, userId); 4112 } 4113 return ai; 4114 } 4115 4116 @Override 4117 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 4118 if (!sUserManager.exists(userId)) return null; 4119 flags = updateFlagsForComponent(flags, userId, component); 4120 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4121 false /* requireFullPermission */, false /* checkShell */, "get activity info"); 4122 synchronized (mPackages) { 4123 PackageParser.Activity a = mActivities.mActivities.get(component); 4124 4125 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 4126 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4127 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4128 if (ps == null) return null; 4129 return generateActivityInfo(a, flags, ps.readUserState(userId), userId); 4130 } 4131 if (mResolveComponentName.equals(component)) { 4132 return generateActivityInfo(mResolveActivity, flags, new PackageUserState(), 4133 userId); 4134 } 4135 } 4136 return null; 4137 } 4138 4139 @Override 4140 public boolean activitySupportsIntent(ComponentName component, Intent intent, 4141 String resolvedType) { 4142 synchronized (mPackages) { 4143 if (component.equals(mResolveComponentName)) { 4144 // The resolver supports EVERYTHING! 4145 return true; 4146 } 4147 PackageParser.Activity a = mActivities.mActivities.get(component); 4148 if (a == null) { 4149 return false; 4150 } 4151 for (int i=0; i<a.intents.size(); i++) { 4152 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 4153 intent.getData(), intent.getCategories(), TAG) >= 0) { 4154 return true; 4155 } 4156 } 4157 return false; 4158 } 4159 } 4160 4161 @Override 4162 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 4163 if (!sUserManager.exists(userId)) return null; 4164 flags = updateFlagsForComponent(flags, userId, component); 4165 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4166 false /* requireFullPermission */, false /* checkShell */, "get receiver info"); 4167 synchronized (mPackages) { 4168 PackageParser.Activity a = mReceivers.mActivities.get(component); 4169 if (DEBUG_PACKAGE_INFO) Log.v( 4170 TAG, "getReceiverInfo " + component + ": " + a); 4171 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4172 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4173 if (ps == null) return null; 4174 return generateActivityInfo(a, flags, ps.readUserState(userId), userId); 4175 } 4176 } 4177 return null; 4178 } 4179 4180 @Override 4181 public ParceledListSlice<SharedLibraryInfo> getSharedLibraries(int flags, int userId) { 4182 if (!sUserManager.exists(userId)) return null; 4183 Preconditions.checkArgumentNonnegative(userId, "userId must be >= 0"); 4184 4185 flags = updateFlagsForPackage(flags, userId, null); 4186 4187 final boolean canSeeStaticLibraries = 4188 mContext.checkCallingOrSelfPermission(INSTALL_PACKAGES) 4189 == PERMISSION_GRANTED 4190 || mContext.checkCallingOrSelfPermission(DELETE_PACKAGES) 4191 == PERMISSION_GRANTED 4192 || mContext.checkCallingOrSelfPermission(REQUEST_INSTALL_PACKAGES) 4193 == PERMISSION_GRANTED 4194 || mContext.checkCallingOrSelfPermission(REQUEST_DELETE_PACKAGES) 4195 == PERMISSION_GRANTED; 4196 4197 synchronized (mPackages) { 4198 List<SharedLibraryInfo> result = null; 4199 4200 final int libCount = mSharedLibraries.size(); 4201 for (int i = 0; i < libCount; i++) { 4202 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 4203 if (versionedLib == null) { 4204 continue; 4205 } 4206 4207 final int versionCount = versionedLib.size(); 4208 for (int j = 0; j < versionCount; j++) { 4209 SharedLibraryInfo libInfo = versionedLib.valueAt(j).info; 4210 if (!canSeeStaticLibraries && libInfo.isStatic()) { 4211 break; 4212 } 4213 final long identity = Binder.clearCallingIdentity(); 4214 try { 4215 // TODO: We will change version code to long, so in the new API it is long 4216 PackageInfo packageInfo = getPackageInfoVersioned( 4217 libInfo.getDeclaringPackage(), flags, userId); 4218 if (packageInfo == null) { 4219 continue; 4220 } 4221 } finally { 4222 Binder.restoreCallingIdentity(identity); 4223 } 4224 4225 SharedLibraryInfo resLibInfo = new SharedLibraryInfo(libInfo.getName(), 4226 // TODO: Remove cast for lib version once internally we support longs. 4227 (int) libInfo.getVersion(), libInfo.getType(), 4228 libInfo.getDeclaringPackage(), getPackagesUsingSharedLibraryLPr(libInfo, 4229 flags, userId)); 4230 4231 if (result == null) { 4232 result = new ArrayList<>(); 4233 } 4234 result.add(resLibInfo); 4235 } 4236 } 4237 4238 return result != null ? new ParceledListSlice<>(result) : null; 4239 } 4240 } 4241 4242 private List<VersionedPackage> getPackagesUsingSharedLibraryLPr( 4243 SharedLibraryInfo libInfo, int flags, int userId) { 4244 List<VersionedPackage> versionedPackages = null; 4245 final int packageCount = mSettings.mPackages.size(); 4246 for (int i = 0; i < packageCount; i++) { 4247 PackageSetting ps = mSettings.mPackages.valueAt(i); 4248 4249 if (ps == null) { 4250 continue; 4251 } 4252 4253 if (!ps.getUserState().get(userId).isAvailable(flags)) { 4254 continue; 4255 } 4256 4257 final String libName = libInfo.getName(); 4258 if (libInfo.isStatic()) { 4259 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 4260 if (libIdx < 0) { 4261 continue; 4262 } 4263 if (ps.usesStaticLibrariesVersions[libIdx] != libInfo.getVersion()) { 4264 continue; 4265 } 4266 if (versionedPackages == null) { 4267 versionedPackages = new ArrayList<>(); 4268 } 4269 // If the dependent is a static shared lib, use the public package name 4270 String dependentPackageName = ps.name; 4271 if (ps.pkg != null && ps.pkg.applicationInfo.isStaticSharedLibrary()) { 4272 dependentPackageName = ps.pkg.manifestPackageName; 4273 } 4274 versionedPackages.add(new VersionedPackage(dependentPackageName, ps.versionCode)); 4275 } else if (ps.pkg != null) { 4276 if (ArrayUtils.contains(ps.pkg.usesLibraries, libName) 4277 || ArrayUtils.contains(ps.pkg.usesOptionalLibraries, libName)) { 4278 if (versionedPackages == null) { 4279 versionedPackages = new ArrayList<>(); 4280 } 4281 versionedPackages.add(new VersionedPackage(ps.name, ps.versionCode)); 4282 } 4283 } 4284 } 4285 4286 return versionedPackages; 4287 } 4288 4289 @Override 4290 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 4291 if (!sUserManager.exists(userId)) return null; 4292 flags = updateFlagsForComponent(flags, userId, component); 4293 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4294 false /* requireFullPermission */, false /* checkShell */, "get service info"); 4295 synchronized (mPackages) { 4296 PackageParser.Service s = mServices.mServices.get(component); 4297 if (DEBUG_PACKAGE_INFO) Log.v( 4298 TAG, "getServiceInfo " + component + ": " + s); 4299 if (s != null && mSettings.isEnabledAndMatchLPr(s.info, flags, userId)) { 4300 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4301 if (ps == null) return null; 4302 ServiceInfo si = PackageParser.generateServiceInfo(s, flags, 4303 ps.readUserState(userId), userId); 4304 if (si != null) { 4305 rebaseEnabledOverlays(si.applicationInfo, userId); 4306 } 4307 return si; 4308 } 4309 } 4310 return null; 4311 } 4312 4313 @Override 4314 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 4315 if (!sUserManager.exists(userId)) return null; 4316 flags = updateFlagsForComponent(flags, userId, component); 4317 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4318 false /* requireFullPermission */, false /* checkShell */, "get provider info"); 4319 synchronized (mPackages) { 4320 PackageParser.Provider p = mProviders.mProviders.get(component); 4321 if (DEBUG_PACKAGE_INFO) Log.v( 4322 TAG, "getProviderInfo " + component + ": " + p); 4323 if (p != null && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 4324 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4325 if (ps == null) return null; 4326 ProviderInfo pi = PackageParser.generateProviderInfo(p, flags, 4327 ps.readUserState(userId), userId); 4328 if (pi != null) { 4329 rebaseEnabledOverlays(pi.applicationInfo, userId); 4330 } 4331 return pi; 4332 } 4333 } 4334 return null; 4335 } 4336 4337 @Override 4338 public String[] getSystemSharedLibraryNames() { 4339 synchronized (mPackages) { 4340 Set<String> libs = null; 4341 final int libCount = mSharedLibraries.size(); 4342 for (int i = 0; i < libCount; i++) { 4343 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 4344 if (versionedLib == null) { 4345 continue; 4346 } 4347 final int versionCount = versionedLib.size(); 4348 for (int j = 0; j < versionCount; j++) { 4349 SharedLibraryEntry libEntry = versionedLib.valueAt(j); 4350 if (!libEntry.info.isStatic()) { 4351 if (libs == null) { 4352 libs = new ArraySet<>(); 4353 } 4354 libs.add(libEntry.info.getName()); 4355 break; 4356 } 4357 PackageSetting ps = mSettings.getPackageLPr(libEntry.apk); 4358 if (ps != null && !filterSharedLibPackageLPr(ps, Binder.getCallingUid(), 4359 UserHandle.getUserId(Binder.getCallingUid()))) { 4360 if (libs == null) { 4361 libs = new ArraySet<>(); 4362 } 4363 libs.add(libEntry.info.getName()); 4364 break; 4365 } 4366 } 4367 } 4368 4369 if (libs != null) { 4370 String[] libsArray = new String[libs.size()]; 4371 libs.toArray(libsArray); 4372 return libsArray; 4373 } 4374 4375 return null; 4376 } 4377 } 4378 4379 @Override 4380 public @NonNull String getServicesSystemSharedLibraryPackageName() { 4381 synchronized (mPackages) { 4382 return mServicesSystemSharedLibraryPackageName; 4383 } 4384 } 4385 4386 @Override 4387 public @NonNull String getSharedSystemSharedLibraryPackageName() { 4388 synchronized (mPackages) { 4389 return mSharedSystemSharedLibraryPackageName; 4390 } 4391 } 4392 4393 private void updateSequenceNumberLP(String packageName, int[] userList) { 4394 for (int i = userList.length - 1; i >= 0; --i) { 4395 final int userId = userList[i]; 4396 SparseArray<String> changedPackages = mChangedPackages.get(userId); 4397 if (changedPackages == null) { 4398 changedPackages = new SparseArray<>(); 4399 mChangedPackages.put(userId, changedPackages); 4400 } 4401 Map<String, Integer> sequenceNumbers = mChangedPackagesSequenceNumbers.get(userId); 4402 if (sequenceNumbers == null) { 4403 sequenceNumbers = new HashMap<>(); 4404 mChangedPackagesSequenceNumbers.put(userId, sequenceNumbers); 4405 } 4406 final Integer sequenceNumber = sequenceNumbers.get(packageName); 4407 if (sequenceNumber != null) { 4408 changedPackages.remove(sequenceNumber); 4409 } 4410 changedPackages.put(mChangedPackagesSequenceNumber, packageName); 4411 sequenceNumbers.put(packageName, mChangedPackagesSequenceNumber); 4412 } 4413 mChangedPackagesSequenceNumber++; 4414 } 4415 4416 @Override 4417 public ChangedPackages getChangedPackages(int sequenceNumber, int userId) { 4418 synchronized (mPackages) { 4419 if (sequenceNumber >= mChangedPackagesSequenceNumber) { 4420 return null; 4421 } 4422 final SparseArray<String> changedPackages = mChangedPackages.get(userId); 4423 if (changedPackages == null) { 4424 return null; 4425 } 4426 final List<String> packageNames = 4427 new ArrayList<>(mChangedPackagesSequenceNumber - sequenceNumber); 4428 for (int i = sequenceNumber; i < mChangedPackagesSequenceNumber; i++) { 4429 final String packageName = changedPackages.get(i); 4430 if (packageName != null) { 4431 packageNames.add(packageName); 4432 } 4433 } 4434 return packageNames.isEmpty() 4435 ? null : new ChangedPackages(mChangedPackagesSequenceNumber, packageNames); 4436 } 4437 } 4438 4439 @Override 4440 public @NonNull ParceledListSlice<FeatureInfo> getSystemAvailableFeatures() { 4441 ArrayList<FeatureInfo> res; 4442 synchronized (mAvailableFeatures) { 4443 res = new ArrayList<>(mAvailableFeatures.size() + 1); 4444 res.addAll(mAvailableFeatures.values()); 4445 } 4446 final FeatureInfo fi = new FeatureInfo(); 4447 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 4448 FeatureInfo.GL_ES_VERSION_UNDEFINED); 4449 res.add(fi); 4450 4451 return new ParceledListSlice<>(res); 4452 } 4453 4454 @Override 4455 public boolean hasSystemFeature(String name, int version) { 4456 synchronized (mAvailableFeatures) { 4457 final FeatureInfo feat = mAvailableFeatures.get(name); 4458 if (feat == null) { 4459 return false; 4460 } else { 4461 return feat.version >= version; 4462 } 4463 } 4464 } 4465 4466 @Override 4467 public int checkPermission(String permName, String pkgName, int userId) { 4468 if (!sUserManager.exists(userId)) { 4469 return PackageManager.PERMISSION_DENIED; 4470 } 4471 4472 synchronized (mPackages) { 4473 final PackageParser.Package p = mPackages.get(pkgName); 4474 if (p != null && p.mExtras != null) { 4475 final PackageSetting ps = (PackageSetting) p.mExtras; 4476 final PermissionsState permissionsState = ps.getPermissionsState(); 4477 if (permissionsState.hasPermission(permName, userId)) { 4478 return PackageManager.PERMISSION_GRANTED; 4479 } 4480 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 4481 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 4482 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 4483 return PackageManager.PERMISSION_GRANTED; 4484 } 4485 } 4486 } 4487 4488 return PackageManager.PERMISSION_DENIED; 4489 } 4490 4491 @Override 4492 public int checkUidPermission(String permName, int uid) { 4493 final int userId = UserHandle.getUserId(uid); 4494 4495 if (!sUserManager.exists(userId)) { 4496 return PackageManager.PERMISSION_DENIED; 4497 } 4498 4499 synchronized (mPackages) { 4500 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4501 if (obj != null) { 4502 final SettingBase ps = (SettingBase) obj; 4503 final PermissionsState permissionsState = ps.getPermissionsState(); 4504 if (permissionsState.hasPermission(permName, userId)) { 4505 return PackageManager.PERMISSION_GRANTED; 4506 } 4507 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 4508 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 4509 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 4510 return PackageManager.PERMISSION_GRANTED; 4511 } 4512 } else { 4513 ArraySet<String> perms = mSystemPermissions.get(uid); 4514 if (perms != null) { 4515 if (perms.contains(permName)) { 4516 return PackageManager.PERMISSION_GRANTED; 4517 } 4518 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && perms 4519 .contains(Manifest.permission.ACCESS_FINE_LOCATION)) { 4520 return PackageManager.PERMISSION_GRANTED; 4521 } 4522 } 4523 } 4524 } 4525 4526 return PackageManager.PERMISSION_DENIED; 4527 } 4528 4529 @Override 4530 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 4531 if (UserHandle.getCallingUserId() != userId) { 4532 mContext.enforceCallingPermission( 4533 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 4534 "isPermissionRevokedByPolicy for user " + userId); 4535 } 4536 4537 if (checkPermission(permission, packageName, userId) 4538 == PackageManager.PERMISSION_GRANTED) { 4539 return false; 4540 } 4541 4542 final long identity = Binder.clearCallingIdentity(); 4543 try { 4544 final int flags = getPermissionFlags(permission, packageName, userId); 4545 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 4546 } finally { 4547 Binder.restoreCallingIdentity(identity); 4548 } 4549 } 4550 4551 @Override 4552 public String getPermissionControllerPackageName() { 4553 synchronized (mPackages) { 4554 return mRequiredInstallerPackage; 4555 } 4556 } 4557 4558 /** 4559 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 4560 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 4561 * @param checkShell whether to prevent shell from access if there's a debugging restriction 4562 * @param message the message to log on security exception 4563 */ 4564 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 4565 boolean checkShell, String message) { 4566 if (userId < 0) { 4567 throw new IllegalArgumentException("Invalid userId " + userId); 4568 } 4569 if (checkShell) { 4570 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 4571 } 4572 if (userId == UserHandle.getUserId(callingUid)) return; 4573 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 4574 if (requireFullPermission) { 4575 mContext.enforceCallingOrSelfPermission( 4576 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 4577 } else { 4578 try { 4579 mContext.enforceCallingOrSelfPermission( 4580 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 4581 } catch (SecurityException se) { 4582 mContext.enforceCallingOrSelfPermission( 4583 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 4584 } 4585 } 4586 } 4587 } 4588 4589 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 4590 if (callingUid == Process.SHELL_UID) { 4591 if (userHandle >= 0 4592 && sUserManager.hasUserRestriction(restriction, userHandle)) { 4593 throw new SecurityException("Shell does not have permission to access user " 4594 + userHandle); 4595 } else if (userHandle < 0) { 4596 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 4597 + Debug.getCallers(3)); 4598 } 4599 } 4600 } 4601 4602 private BasePermission findPermissionTreeLP(String permName) { 4603 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 4604 if (permName.startsWith(bp.name) && 4605 permName.length() > bp.name.length() && 4606 permName.charAt(bp.name.length()) == '.') { 4607 return bp; 4608 } 4609 } 4610 return null; 4611 } 4612 4613 private BasePermission checkPermissionTreeLP(String permName) { 4614 if (permName != null) { 4615 BasePermission bp = findPermissionTreeLP(permName); 4616 if (bp != null) { 4617 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 4618 return bp; 4619 } 4620 throw new SecurityException("Calling uid " 4621 + Binder.getCallingUid() 4622 + " is not allowed to add to permission tree " 4623 + bp.name + " owned by uid " + bp.uid); 4624 } 4625 } 4626 throw new SecurityException("No permission tree found for " + permName); 4627 } 4628 4629 static boolean compareStrings(CharSequence s1, CharSequence s2) { 4630 if (s1 == null) { 4631 return s2 == null; 4632 } 4633 if (s2 == null) { 4634 return false; 4635 } 4636 if (s1.getClass() != s2.getClass()) { 4637 return false; 4638 } 4639 return s1.equals(s2); 4640 } 4641 4642 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 4643 if (pi1.icon != pi2.icon) return false; 4644 if (pi1.logo != pi2.logo) return false; 4645 if (pi1.protectionLevel != pi2.protectionLevel) return false; 4646 if (!compareStrings(pi1.name, pi2.name)) return false; 4647 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 4648 // We'll take care of setting this one. 4649 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 4650 // These are not currently stored in settings. 4651 //if (!compareStrings(pi1.group, pi2.group)) return false; 4652 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 4653 //if (pi1.labelRes != pi2.labelRes) return false; 4654 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 4655 return true; 4656 } 4657 4658 int permissionInfoFootprint(PermissionInfo info) { 4659 int size = info.name.length(); 4660 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 4661 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 4662 return size; 4663 } 4664 4665 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 4666 int size = 0; 4667 for (BasePermission perm : mSettings.mPermissions.values()) { 4668 if (perm.uid == tree.uid) { 4669 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 4670 } 4671 } 4672 return size; 4673 } 4674 4675 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 4676 // We calculate the max size of permissions defined by this uid and throw 4677 // if that plus the size of 'info' would exceed our stated maximum. 4678 if (tree.uid != Process.SYSTEM_UID) { 4679 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 4680 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 4681 throw new SecurityException("Permission tree size cap exceeded"); 4682 } 4683 } 4684 } 4685 4686 boolean addPermissionLocked(PermissionInfo info, boolean async) { 4687 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 4688 throw new SecurityException("Label must be specified in permission"); 4689 } 4690 BasePermission tree = checkPermissionTreeLP(info.name); 4691 BasePermission bp = mSettings.mPermissions.get(info.name); 4692 boolean added = bp == null; 4693 boolean changed = true; 4694 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 4695 if (added) { 4696 enforcePermissionCapLocked(info, tree); 4697 bp = new BasePermission(info.name, tree.sourcePackage, 4698 BasePermission.TYPE_DYNAMIC); 4699 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 4700 throw new SecurityException( 4701 "Not allowed to modify non-dynamic permission " 4702 + info.name); 4703 } else { 4704 if (bp.protectionLevel == fixedLevel 4705 && bp.perm.owner.equals(tree.perm.owner) 4706 && bp.uid == tree.uid 4707 && comparePermissionInfos(bp.perm.info, info)) { 4708 changed = false; 4709 } 4710 } 4711 bp.protectionLevel = fixedLevel; 4712 info = new PermissionInfo(info); 4713 info.protectionLevel = fixedLevel; 4714 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 4715 bp.perm.info.packageName = tree.perm.info.packageName; 4716 bp.uid = tree.uid; 4717 if (added) { 4718 mSettings.mPermissions.put(info.name, bp); 4719 } 4720 if (changed) { 4721 if (!async) { 4722 mSettings.writeLPr(); 4723 } else { 4724 scheduleWriteSettingsLocked(); 4725 } 4726 } 4727 return added; 4728 } 4729 4730 @Override 4731 public boolean addPermission(PermissionInfo info) { 4732 synchronized (mPackages) { 4733 return addPermissionLocked(info, false); 4734 } 4735 } 4736 4737 @Override 4738 public boolean addPermissionAsync(PermissionInfo info) { 4739 synchronized (mPackages) { 4740 return addPermissionLocked(info, true); 4741 } 4742 } 4743 4744 @Override 4745 public void removePermission(String name) { 4746 synchronized (mPackages) { 4747 checkPermissionTreeLP(name); 4748 BasePermission bp = mSettings.mPermissions.get(name); 4749 if (bp != null) { 4750 if (bp.type != BasePermission.TYPE_DYNAMIC) { 4751 throw new SecurityException( 4752 "Not allowed to modify non-dynamic permission " 4753 + name); 4754 } 4755 mSettings.mPermissions.remove(name); 4756 mSettings.writeLPr(); 4757 } 4758 } 4759 } 4760 4761 private static void enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(PackageParser.Package pkg, 4762 BasePermission bp) { 4763 int index = pkg.requestedPermissions.indexOf(bp.name); 4764 if (index == -1) { 4765 throw new SecurityException("Package " + pkg.packageName 4766 + " has not requested permission " + bp.name); 4767 } 4768 if (!bp.isRuntime() && !bp.isDevelopment()) { 4769 throw new SecurityException("Permission " + bp.name 4770 + " is not a changeable permission type"); 4771 } 4772 } 4773 4774 @Override 4775 public void grantRuntimePermission(String packageName, String name, final int userId) { 4776 grantRuntimePermission(packageName, name, userId, false /* Only if not fixed by policy */); 4777 } 4778 4779 private void grantRuntimePermission(String packageName, String name, final int userId, 4780 boolean overridePolicy) { 4781 if (!sUserManager.exists(userId)) { 4782 Log.e(TAG, "No such user:" + userId); 4783 return; 4784 } 4785 4786 mContext.enforceCallingOrSelfPermission( 4787 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 4788 "grantRuntimePermission"); 4789 4790 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4791 true /* requireFullPermission */, true /* checkShell */, 4792 "grantRuntimePermission"); 4793 4794 final int uid; 4795 final SettingBase sb; 4796 4797 synchronized (mPackages) { 4798 final PackageParser.Package pkg = mPackages.get(packageName); 4799 if (pkg == null) { 4800 throw new IllegalArgumentException("Unknown package: " + packageName); 4801 } 4802 4803 final BasePermission bp = mSettings.mPermissions.get(name); 4804 if (bp == null) { 4805 throw new IllegalArgumentException("Unknown permission: " + name); 4806 } 4807 4808 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 4809 4810 // If a permission review is required for legacy apps we represent 4811 // their permissions as always granted runtime ones since we need 4812 // to keep the review required permission flag per user while an 4813 // install permission's state is shared across all users. 4814 if (mPermissionReviewRequired 4815 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 4816 && bp.isRuntime()) { 4817 return; 4818 } 4819 4820 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 4821 sb = (SettingBase) pkg.mExtras; 4822 if (sb == null) { 4823 throw new IllegalArgumentException("Unknown package: " + packageName); 4824 } 4825 4826 final PermissionsState permissionsState = sb.getPermissionsState(); 4827 4828 final int flags = permissionsState.getPermissionFlags(name, userId); 4829 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 4830 throw new SecurityException("Cannot grant system fixed permission " 4831 + name + " for package " + packageName); 4832 } 4833 if (!overridePolicy && (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0) { 4834 throw new SecurityException("Cannot grant policy fixed permission " 4835 + name + " for package " + packageName); 4836 } 4837 4838 if (bp.isDevelopment()) { 4839 // Development permissions must be handled specially, since they are not 4840 // normal runtime permissions. For now they apply to all users. 4841 if (permissionsState.grantInstallPermission(bp) != 4842 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4843 scheduleWriteSettingsLocked(); 4844 } 4845 return; 4846 } 4847 4848 final PackageSetting ps = mSettings.mPackages.get(packageName); 4849 if (ps.getInstantApp(userId) && !bp.isInstant()) { 4850 throw new SecurityException("Cannot grant non-ephemeral permission" 4851 + name + " for package " + packageName); 4852 } 4853 4854 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 4855 Slog.w(TAG, "Cannot grant runtime permission to a legacy app"); 4856 return; 4857 } 4858 4859 final int result = permissionsState.grantRuntimePermission(bp, userId); 4860 switch (result) { 4861 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 4862 return; 4863 } 4864 4865 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 4866 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 4867 mHandler.post(new Runnable() { 4868 @Override 4869 public void run() { 4870 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 4871 } 4872 }); 4873 } 4874 break; 4875 } 4876 4877 if (bp.isRuntime()) { 4878 logPermissionGranted(mContext, name, packageName); 4879 } 4880 4881 mOnPermissionChangeListeners.onPermissionsChanged(uid); 4882 4883 // Not critical if that is lost - app has to request again. 4884 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4885 } 4886 4887 // Only need to do this if user is initialized. Otherwise it's a new user 4888 // and there are no processes running as the user yet and there's no need 4889 // to make an expensive call to remount processes for the changed permissions. 4890 if (READ_EXTERNAL_STORAGE.equals(name) 4891 || WRITE_EXTERNAL_STORAGE.equals(name)) { 4892 final long token = Binder.clearCallingIdentity(); 4893 try { 4894 if (sUserManager.isInitialized(userId)) { 4895 StorageManagerInternal storageManagerInternal = LocalServices.getService( 4896 StorageManagerInternal.class); 4897 storageManagerInternal.onExternalStoragePolicyChanged(uid, packageName); 4898 } 4899 } finally { 4900 Binder.restoreCallingIdentity(token); 4901 } 4902 } 4903 } 4904 4905 @Override 4906 public void revokeRuntimePermission(String packageName, String name, int userId) { 4907 revokeRuntimePermission(packageName, name, userId, false /* Only if not fixed by policy */); 4908 } 4909 4910 private void revokeRuntimePermission(String packageName, String name, int userId, 4911 boolean overridePolicy) { 4912 if (!sUserManager.exists(userId)) { 4913 Log.e(TAG, "No such user:" + userId); 4914 return; 4915 } 4916 4917 mContext.enforceCallingOrSelfPermission( 4918 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 4919 "revokeRuntimePermission"); 4920 4921 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4922 true /* requireFullPermission */, true /* checkShell */, 4923 "revokeRuntimePermission"); 4924 4925 final int appId; 4926 4927 synchronized (mPackages) { 4928 final PackageParser.Package pkg = mPackages.get(packageName); 4929 if (pkg == null) { 4930 throw new IllegalArgumentException("Unknown package: " + packageName); 4931 } 4932 4933 final BasePermission bp = mSettings.mPermissions.get(name); 4934 if (bp == null) { 4935 throw new IllegalArgumentException("Unknown permission: " + name); 4936 } 4937 4938 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 4939 4940 // If a permission review is required for legacy apps we represent 4941 // their permissions as always granted runtime ones since we need 4942 // to keep the review required permission flag per user while an 4943 // install permission's state is shared across all users. 4944 if (mPermissionReviewRequired 4945 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 4946 && bp.isRuntime()) { 4947 return; 4948 } 4949 4950 SettingBase sb = (SettingBase) pkg.mExtras; 4951 if (sb == null) { 4952 throw new IllegalArgumentException("Unknown package: " + packageName); 4953 } 4954 4955 final PermissionsState permissionsState = sb.getPermissionsState(); 4956 4957 final int flags = permissionsState.getPermissionFlags(name, userId); 4958 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 4959 throw new SecurityException("Cannot revoke system fixed permission " 4960 + name + " for package " + packageName); 4961 } 4962 if (!overridePolicy && (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0) { 4963 throw new SecurityException("Cannot revoke policy fixed permission " 4964 + name + " for package " + packageName); 4965 } 4966 4967 if (bp.isDevelopment()) { 4968 // Development permissions must be handled specially, since they are not 4969 // normal runtime permissions. For now they apply to all users. 4970 if (permissionsState.revokeInstallPermission(bp) != 4971 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4972 scheduleWriteSettingsLocked(); 4973 } 4974 return; 4975 } 4976 4977 if (permissionsState.revokeRuntimePermission(bp, userId) == 4978 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4979 return; 4980 } 4981 4982 if (bp.isRuntime()) { 4983 logPermissionRevoked(mContext, name, packageName); 4984 } 4985 4986 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 4987 4988 // Critical, after this call app should never have the permission. 4989 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 4990 4991 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 4992 } 4993 4994 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 4995 } 4996 4997 /** 4998 * Get the first event id for the permission. 4999 * 5000 * <p>There are four events for each permission: <ul> 5001 * <li>Request permission: first id + 0</li> 5002 * <li>Grant permission: first id + 1</li> 5003 * <li>Request for permission denied: first id + 2</li> 5004 * <li>Revoke permission: first id + 3</li> 5005 * </ul></p> 5006 * 5007 * @param name name of the permission 5008 * 5009 * @return The first event id for the permission 5010 */ 5011 private static int getBaseEventId(@NonNull String name) { 5012 int eventIdIndex = ALL_DANGEROUS_PERMISSIONS.indexOf(name); 5013 5014 if (eventIdIndex == -1) { 5015 if (AppOpsManager.permissionToOpCode(name) == AppOpsManager.OP_NONE 5016 || "user".equals(Build.TYPE)) { 5017 Log.i(TAG, "Unknown permission " + name); 5018 5019 return MetricsEvent.ACTION_PERMISSION_REQUEST_UNKNOWN; 5020 } else { 5021 // Most likely #ALL_DANGEROUS_PERMISSIONS needs to be updated. 5022 // 5023 // Also update 5024 // - EventLogger#ALL_DANGEROUS_PERMISSIONS 5025 // - metrics_constants.proto 5026 throw new IllegalStateException("Unknown permission " + name); 5027 } 5028 } 5029 5030 return MetricsEvent.ACTION_PERMISSION_REQUEST_READ_CALENDAR + eventIdIndex * 4; 5031 } 5032 5033 /** 5034 * Log that a permission was revoked. 5035 * 5036 * @param context Context of the caller 5037 * @param name name of the permission 5038 * @param packageName package permission if for 5039 */ 5040 private static void logPermissionRevoked(@NonNull Context context, @NonNull String name, 5041 @NonNull String packageName) { 5042 MetricsLogger.action(context, getBaseEventId(name) + 3, packageName); 5043 } 5044 5045 /** 5046 * Log that a permission request was granted. 5047 * 5048 * @param context Context of the caller 5049 * @param name name of the permission 5050 * @param packageName package permission if for 5051 */ 5052 private static void logPermissionGranted(@NonNull Context context, @NonNull String name, 5053 @NonNull String packageName) { 5054 MetricsLogger.action(context, getBaseEventId(name) + 1, packageName); 5055 } 5056 5057 @Override 5058 public void resetRuntimePermissions() { 5059 mContext.enforceCallingOrSelfPermission( 5060 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 5061 "revokeRuntimePermission"); 5062 5063 int callingUid = Binder.getCallingUid(); 5064 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 5065 mContext.enforceCallingOrSelfPermission( 5066 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5067 "resetRuntimePermissions"); 5068 } 5069 5070 synchronized (mPackages) { 5071 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 5072 for (int userId : UserManagerService.getInstance().getUserIds()) { 5073 final int packageCount = mPackages.size(); 5074 for (int i = 0; i < packageCount; i++) { 5075 PackageParser.Package pkg = mPackages.valueAt(i); 5076 if (!(pkg.mExtras instanceof PackageSetting)) { 5077 continue; 5078 } 5079 PackageSetting ps = (PackageSetting) pkg.mExtras; 5080 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 5081 } 5082 } 5083 } 5084 } 5085 5086 @Override 5087 public int getPermissionFlags(String name, String packageName, int userId) { 5088 if (!sUserManager.exists(userId)) { 5089 return 0; 5090 } 5091 5092 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 5093 5094 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5095 true /* requireFullPermission */, false /* checkShell */, 5096 "getPermissionFlags"); 5097 5098 synchronized (mPackages) { 5099 final PackageParser.Package pkg = mPackages.get(packageName); 5100 if (pkg == null) { 5101 return 0; 5102 } 5103 5104 final BasePermission bp = mSettings.mPermissions.get(name); 5105 if (bp == null) { 5106 return 0; 5107 } 5108 5109 SettingBase sb = (SettingBase) pkg.mExtras; 5110 if (sb == null) { 5111 return 0; 5112 } 5113 5114 PermissionsState permissionsState = sb.getPermissionsState(); 5115 return permissionsState.getPermissionFlags(name, userId); 5116 } 5117 } 5118 5119 @Override 5120 public void updatePermissionFlags(String name, String packageName, int flagMask, 5121 int flagValues, int userId) { 5122 if (!sUserManager.exists(userId)) { 5123 return; 5124 } 5125 5126 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 5127 5128 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5129 true /* requireFullPermission */, true /* checkShell */, 5130 "updatePermissionFlags"); 5131 5132 // Only the system can change these flags and nothing else. 5133 if (getCallingUid() != Process.SYSTEM_UID) { 5134 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 5135 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 5136 flagMask &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 5137 flagValues &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 5138 flagValues &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 5139 } 5140 5141 synchronized (mPackages) { 5142 final PackageParser.Package pkg = mPackages.get(packageName); 5143 if (pkg == null) { 5144 throw new IllegalArgumentException("Unknown package: " + packageName); 5145 } 5146 5147 final BasePermission bp = mSettings.mPermissions.get(name); 5148 if (bp == null) { 5149 throw new IllegalArgumentException("Unknown permission: " + name); 5150 } 5151 5152 SettingBase sb = (SettingBase) pkg.mExtras; 5153 if (sb == null) { 5154 throw new IllegalArgumentException("Unknown package: " + packageName); 5155 } 5156 5157 PermissionsState permissionsState = sb.getPermissionsState(); 5158 5159 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 5160 5161 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 5162 // Install and runtime permissions are stored in different places, 5163 // so figure out what permission changed and persist the change. 5164 if (permissionsState.getInstallPermissionState(name) != null) { 5165 scheduleWriteSettingsLocked(); 5166 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 5167 || hadState) { 5168 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 5169 } 5170 } 5171 } 5172 } 5173 5174 /** 5175 * Update the permission flags for all packages and runtime permissions of a user in order 5176 * to allow device or profile owner to remove POLICY_FIXED. 5177 */ 5178 @Override 5179 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 5180 if (!sUserManager.exists(userId)) { 5181 return; 5182 } 5183 5184 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 5185 5186 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5187 true /* requireFullPermission */, true /* checkShell */, 5188 "updatePermissionFlagsForAllApps"); 5189 5190 // Only the system can change system fixed flags. 5191 if (getCallingUid() != Process.SYSTEM_UID) { 5192 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 5193 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 5194 } 5195 5196 synchronized (mPackages) { 5197 boolean changed = false; 5198 final int packageCount = mPackages.size(); 5199 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 5200 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 5201 SettingBase sb = (SettingBase) pkg.mExtras; 5202 if (sb == null) { 5203 continue; 5204 } 5205 PermissionsState permissionsState = sb.getPermissionsState(); 5206 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 5207 userId, flagMask, flagValues); 5208 } 5209 if (changed) { 5210 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 5211 } 5212 } 5213 } 5214 5215 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 5216 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 5217 != PackageManager.PERMISSION_GRANTED 5218 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 5219 != PackageManager.PERMISSION_GRANTED) { 5220 throw new SecurityException(message + " requires " 5221 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 5222 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 5223 } 5224 } 5225 5226 @Override 5227 public boolean shouldShowRequestPermissionRationale(String permissionName, 5228 String packageName, int userId) { 5229 if (UserHandle.getCallingUserId() != userId) { 5230 mContext.enforceCallingPermission( 5231 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5232 "canShowRequestPermissionRationale for user " + userId); 5233 } 5234 5235 final int uid = getPackageUid(packageName, MATCH_DEBUG_TRIAGED_MISSING, userId); 5236 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 5237 return false; 5238 } 5239 5240 if (checkPermission(permissionName, packageName, userId) 5241 == PackageManager.PERMISSION_GRANTED) { 5242 return false; 5243 } 5244 5245 final int flags; 5246 5247 final long identity = Binder.clearCallingIdentity(); 5248 try { 5249 flags = getPermissionFlags(permissionName, 5250 packageName, userId); 5251 } finally { 5252 Binder.restoreCallingIdentity(identity); 5253 } 5254 5255 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 5256 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 5257 | PackageManager.FLAG_PERMISSION_USER_FIXED; 5258 5259 if ((flags & fixedFlags) != 0) { 5260 return false; 5261 } 5262 5263 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 5264 } 5265 5266 @Override 5267 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5268 mContext.enforceCallingOrSelfPermission( 5269 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 5270 "addOnPermissionsChangeListener"); 5271 5272 synchronized (mPackages) { 5273 mOnPermissionChangeListeners.addListenerLocked(listener); 5274 } 5275 } 5276 5277 @Override 5278 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5279 synchronized (mPackages) { 5280 mOnPermissionChangeListeners.removeListenerLocked(listener); 5281 } 5282 } 5283 5284 @Override 5285 public boolean isProtectedBroadcast(String actionName) { 5286 synchronized (mPackages) { 5287 if (mProtectedBroadcasts.contains(actionName)) { 5288 return true; 5289 } else if (actionName != null) { 5290 // TODO: remove these terrible hacks 5291 if (actionName.startsWith("android.net.netmon.lingerExpired") 5292 || actionName.startsWith("com.android.server.sip.SipWakeupTimer") 5293 || actionName.startsWith("com.android.internal.telephony.data-reconnect") 5294 || actionName.startsWith("android.net.netmon.launchCaptivePortalApp")) { 5295 return true; 5296 } 5297 } 5298 } 5299 return false; 5300 } 5301 5302 @Override 5303 public int checkSignatures(String pkg1, String pkg2) { 5304 synchronized (mPackages) { 5305 final PackageParser.Package p1 = mPackages.get(pkg1); 5306 final PackageParser.Package p2 = mPackages.get(pkg2); 5307 if (p1 == null || p1.mExtras == null 5308 || p2 == null || p2.mExtras == null) { 5309 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5310 } 5311 return compareSignatures(p1.mSignatures, p2.mSignatures); 5312 } 5313 } 5314 5315 @Override 5316 public int checkUidSignatures(int uid1, int uid2) { 5317 // Map to base uids. 5318 uid1 = UserHandle.getAppId(uid1); 5319 uid2 = UserHandle.getAppId(uid2); 5320 // reader 5321 synchronized (mPackages) { 5322 Signature[] s1; 5323 Signature[] s2; 5324 Object obj = mSettings.getUserIdLPr(uid1); 5325 if (obj != null) { 5326 if (obj instanceof SharedUserSetting) { 5327 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 5328 } else if (obj instanceof PackageSetting) { 5329 s1 = ((PackageSetting)obj).signatures.mSignatures; 5330 } else { 5331 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5332 } 5333 } else { 5334 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5335 } 5336 obj = mSettings.getUserIdLPr(uid2); 5337 if (obj != null) { 5338 if (obj instanceof SharedUserSetting) { 5339 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 5340 } else if (obj instanceof PackageSetting) { 5341 s2 = ((PackageSetting)obj).signatures.mSignatures; 5342 } else { 5343 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5344 } 5345 } else { 5346 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5347 } 5348 return compareSignatures(s1, s2); 5349 } 5350 } 5351 5352 /** 5353 * This method should typically only be used when granting or revoking 5354 * permissions, since the app may immediately restart after this call. 5355 * <p> 5356 * If you're doing surgery on app code/data, use {@link PackageFreezer} to 5357 * guard your work against the app being relaunched. 5358 */ 5359 private void killUid(int appId, int userId, String reason) { 5360 final long identity = Binder.clearCallingIdentity(); 5361 try { 5362 IActivityManager am = ActivityManager.getService(); 5363 if (am != null) { 5364 try { 5365 am.killUid(appId, userId, reason); 5366 } catch (RemoteException e) { 5367 /* ignore - same process */ 5368 } 5369 } 5370 } finally { 5371 Binder.restoreCallingIdentity(identity); 5372 } 5373 } 5374 5375 /** 5376 * Compares two sets of signatures. Returns: 5377 * <br /> 5378 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 5379 * <br /> 5380 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 5381 * <br /> 5382 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 5383 * <br /> 5384 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 5385 * <br /> 5386 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 5387 */ 5388 static int compareSignatures(Signature[] s1, Signature[] s2) { 5389 if (s1 == null) { 5390 return s2 == null 5391 ? PackageManager.SIGNATURE_NEITHER_SIGNED 5392 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 5393 } 5394 5395 if (s2 == null) { 5396 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 5397 } 5398 5399 if (s1.length != s2.length) { 5400 return PackageManager.SIGNATURE_NO_MATCH; 5401 } 5402 5403 // Since both signature sets are of size 1, we can compare without HashSets. 5404 if (s1.length == 1) { 5405 return s1[0].equals(s2[0]) ? 5406 PackageManager.SIGNATURE_MATCH : 5407 PackageManager.SIGNATURE_NO_MATCH; 5408 } 5409 5410 ArraySet<Signature> set1 = new ArraySet<Signature>(); 5411 for (Signature sig : s1) { 5412 set1.add(sig); 5413 } 5414 ArraySet<Signature> set2 = new ArraySet<Signature>(); 5415 for (Signature sig : s2) { 5416 set2.add(sig); 5417 } 5418 // Make sure s2 contains all signatures in s1. 5419 if (set1.equals(set2)) { 5420 return PackageManager.SIGNATURE_MATCH; 5421 } 5422 return PackageManager.SIGNATURE_NO_MATCH; 5423 } 5424 5425 /** 5426 * If the database version for this type of package (internal storage or 5427 * external storage) is less than the version where package signatures 5428 * were updated, return true. 5429 */ 5430 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5431 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5432 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 5433 } 5434 5435 /** 5436 * Used for backward compatibility to make sure any packages with 5437 * certificate chains get upgraded to the new style. {@code existingSigs} 5438 * will be in the old format (since they were stored on disk from before the 5439 * system upgrade) and {@code scannedSigs} will be in the newer format. 5440 */ 5441 private int compareSignaturesCompat(PackageSignatures existingSigs, 5442 PackageParser.Package scannedPkg) { 5443 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 5444 return PackageManager.SIGNATURE_NO_MATCH; 5445 } 5446 5447 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 5448 for (Signature sig : existingSigs.mSignatures) { 5449 existingSet.add(sig); 5450 } 5451 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 5452 for (Signature sig : scannedPkg.mSignatures) { 5453 try { 5454 Signature[] chainSignatures = sig.getChainSignatures(); 5455 for (Signature chainSig : chainSignatures) { 5456 scannedCompatSet.add(chainSig); 5457 } 5458 } catch (CertificateEncodingException e) { 5459 scannedCompatSet.add(sig); 5460 } 5461 } 5462 /* 5463 * Make sure the expanded scanned set contains all signatures in the 5464 * existing one. 5465 */ 5466 if (scannedCompatSet.equals(existingSet)) { 5467 // Migrate the old signatures to the new scheme. 5468 existingSigs.assignSignatures(scannedPkg.mSignatures); 5469 // The new KeySets will be re-added later in the scanning process. 5470 synchronized (mPackages) { 5471 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 5472 } 5473 return PackageManager.SIGNATURE_MATCH; 5474 } 5475 return PackageManager.SIGNATURE_NO_MATCH; 5476 } 5477 5478 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5479 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5480 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 5481 } 5482 5483 private int compareSignaturesRecover(PackageSignatures existingSigs, 5484 PackageParser.Package scannedPkg) { 5485 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 5486 return PackageManager.SIGNATURE_NO_MATCH; 5487 } 5488 5489 String msg = null; 5490 try { 5491 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 5492 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 5493 + scannedPkg.packageName); 5494 return PackageManager.SIGNATURE_MATCH; 5495 } 5496 } catch (CertificateException e) { 5497 msg = e.getMessage(); 5498 } 5499 5500 logCriticalInfo(Log.INFO, 5501 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 5502 return PackageManager.SIGNATURE_NO_MATCH; 5503 } 5504 5505 @Override 5506 public List<String> getAllPackages() { 5507 synchronized (mPackages) { 5508 return new ArrayList<String>(mPackages.keySet()); 5509 } 5510 } 5511 5512 @Override 5513 public String[] getPackagesForUid(int uid) { 5514 final int userId = UserHandle.getUserId(uid); 5515 uid = UserHandle.getAppId(uid); 5516 // reader 5517 synchronized (mPackages) { 5518 Object obj = mSettings.getUserIdLPr(uid); 5519 if (obj instanceof SharedUserSetting) { 5520 final SharedUserSetting sus = (SharedUserSetting) obj; 5521 final int N = sus.packages.size(); 5522 String[] res = new String[N]; 5523 final Iterator<PackageSetting> it = sus.packages.iterator(); 5524 int i = 0; 5525 while (it.hasNext()) { 5526 PackageSetting ps = it.next(); 5527 if (ps.getInstalled(userId)) { 5528 res[i++] = ps.name; 5529 } else { 5530 res = ArrayUtils.removeElement(String.class, res, res[i]); 5531 } 5532 } 5533 return res; 5534 } else if (obj instanceof PackageSetting) { 5535 final PackageSetting ps = (PackageSetting) obj; 5536 if (ps.getInstalled(userId)) { 5537 return new String[]{ps.name}; 5538 } 5539 } 5540 } 5541 return null; 5542 } 5543 5544 @Override 5545 public String getNameForUid(int uid) { 5546 // reader 5547 synchronized (mPackages) { 5548 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5549 if (obj instanceof SharedUserSetting) { 5550 final SharedUserSetting sus = (SharedUserSetting) obj; 5551 return sus.name + ":" + sus.userId; 5552 } else if (obj instanceof PackageSetting) { 5553 final PackageSetting ps = (PackageSetting) obj; 5554 return ps.name; 5555 } 5556 } 5557 return null; 5558 } 5559 5560 @Override 5561 public int getUidForSharedUser(String sharedUserName) { 5562 if(sharedUserName == null) { 5563 return -1; 5564 } 5565 // reader 5566 synchronized (mPackages) { 5567 SharedUserSetting suid; 5568 try { 5569 suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 5570 if (suid != null) { 5571 return suid.userId; 5572 } 5573 } catch (PackageManagerException ignore) { 5574 // can't happen, but, still need to catch it 5575 } 5576 return -1; 5577 } 5578 } 5579 5580 @Override 5581 public int getFlagsForUid(int uid) { 5582 synchronized (mPackages) { 5583 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5584 if (obj instanceof SharedUserSetting) { 5585 final SharedUserSetting sus = (SharedUserSetting) obj; 5586 return sus.pkgFlags; 5587 } else if (obj instanceof PackageSetting) { 5588 final PackageSetting ps = (PackageSetting) obj; 5589 return ps.pkgFlags; 5590 } 5591 } 5592 return 0; 5593 } 5594 5595 @Override 5596 public int getPrivateFlagsForUid(int uid) { 5597 synchronized (mPackages) { 5598 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5599 if (obj instanceof SharedUserSetting) { 5600 final SharedUserSetting sus = (SharedUserSetting) obj; 5601 return sus.pkgPrivateFlags; 5602 } else if (obj instanceof PackageSetting) { 5603 final PackageSetting ps = (PackageSetting) obj; 5604 return ps.pkgPrivateFlags; 5605 } 5606 } 5607 return 0; 5608 } 5609 5610 @Override 5611 public boolean isUidPrivileged(int uid) { 5612 uid = UserHandle.getAppId(uid); 5613 // reader 5614 synchronized (mPackages) { 5615 Object obj = mSettings.getUserIdLPr(uid); 5616 if (obj instanceof SharedUserSetting) { 5617 final SharedUserSetting sus = (SharedUserSetting) obj; 5618 final Iterator<PackageSetting> it = sus.packages.iterator(); 5619 while (it.hasNext()) { 5620 if (it.next().isPrivileged()) { 5621 return true; 5622 } 5623 } 5624 } else if (obj instanceof PackageSetting) { 5625 final PackageSetting ps = (PackageSetting) obj; 5626 return ps.isPrivileged(); 5627 } 5628 } 5629 return false; 5630 } 5631 5632 @Override 5633 public String[] getAppOpPermissionPackages(String permissionName) { 5634 synchronized (mPackages) { 5635 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 5636 if (pkgs == null) { 5637 return null; 5638 } 5639 return pkgs.toArray(new String[pkgs.size()]); 5640 } 5641 } 5642 5643 @Override 5644 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 5645 int flags, int userId) { 5646 return resolveIntentInternal( 5647 intent, resolvedType, flags, userId, false /*includeInstantApps*/); 5648 } 5649 5650 private ResolveInfo resolveIntentInternal(Intent intent, String resolvedType, 5651 int flags, int userId, boolean includeInstantApps) { 5652 try { 5653 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveIntent"); 5654 5655 if (!sUserManager.exists(userId)) return null; 5656 final int callingUid = Binder.getCallingUid(); 5657 flags = updateFlagsForResolve(flags, userId, intent, callingUid, includeInstantApps); 5658 enforceCrossUserPermission(callingUid, userId, 5659 false /*requireFullPermission*/, false /*checkShell*/, "resolve intent"); 5660 5661 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 5662 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, 5663 flags, userId, includeInstantApps); 5664 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5665 5666 final ResolveInfo bestChoice = 5667 chooseBestActivity(intent, resolvedType, flags, query, userId); 5668 return bestChoice; 5669 } finally { 5670 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5671 } 5672 } 5673 5674 @Override 5675 public ResolveInfo findPersistentPreferredActivity(Intent intent, int userId) { 5676 if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) { 5677 throw new SecurityException( 5678 "findPersistentPreferredActivity can only be run by the system"); 5679 } 5680 if (!sUserManager.exists(userId)) { 5681 return null; 5682 } 5683 final int callingUid = Binder.getCallingUid(); 5684 intent = updateIntentForResolve(intent); 5685 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 5686 final int flags = updateFlagsForResolve( 5687 0, userId, intent, callingUid, false /*includeInstantApps*/); 5688 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5689 userId); 5690 synchronized (mPackages) { 5691 return findPersistentPreferredActivityLP(intent, resolvedType, flags, query, false, 5692 userId); 5693 } 5694 } 5695 5696 @Override 5697 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 5698 IntentFilter filter, int match, ComponentName activity) { 5699 final int userId = UserHandle.getCallingUserId(); 5700 if (DEBUG_PREFERRED) { 5701 Log.v(TAG, "setLastChosenActivity intent=" + intent 5702 + " resolvedType=" + resolvedType 5703 + " flags=" + flags 5704 + " filter=" + filter 5705 + " match=" + match 5706 + " activity=" + activity); 5707 filter.dump(new PrintStreamPrinter(System.out), " "); 5708 } 5709 intent.setComponent(null); 5710 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5711 userId); 5712 // Find any earlier preferred or last chosen entries and nuke them 5713 findPreferredActivity(intent, resolvedType, 5714 flags, query, 0, false, true, false, userId); 5715 // Add the new activity as the last chosen for this filter 5716 addPreferredActivityInternal(filter, match, null, activity, false, userId, 5717 "Setting last chosen"); 5718 } 5719 5720 @Override 5721 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 5722 final int userId = UserHandle.getCallingUserId(); 5723 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 5724 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5725 userId); 5726 return findPreferredActivity(intent, resolvedType, flags, query, 0, 5727 false, false, false, userId); 5728 } 5729 5730 /** 5731 * Returns whether or not instant apps have been disabled remotely. 5732 */ 5733 private boolean isEphemeralDisabled() { 5734 return mEphemeralAppsDisabled; 5735 } 5736 5737 private boolean isEphemeralAllowed( 5738 Intent intent, List<ResolveInfo> resolvedActivities, int userId, 5739 boolean skipPackageCheck) { 5740 final int callingUser = UserHandle.getCallingUserId(); 5741 if (mInstantAppResolverConnection == null) { 5742 return false; 5743 } 5744 if (mInstantAppInstallerActivity == null) { 5745 return false; 5746 } 5747 if (intent.getComponent() != null) { 5748 return false; 5749 } 5750 if ((intent.getFlags() & Intent.FLAG_IGNORE_EPHEMERAL) != 0) { 5751 return false; 5752 } 5753 if (!skipPackageCheck && intent.getPackage() != null) { 5754 return false; 5755 } 5756 final boolean isWebUri = hasWebURI(intent); 5757 if (!isWebUri || intent.getData().getHost() == null) { 5758 return false; 5759 } 5760 // Deny ephemeral apps if the user chose _ALWAYS or _ALWAYS_ASK for intent resolution. 5761 // Or if there's already an ephemeral app installed that handles the action 5762 synchronized (mPackages) { 5763 final int count = (resolvedActivities == null ? 0 : resolvedActivities.size()); 5764 for (int n = 0; n < count; n++) { 5765 final ResolveInfo info = resolvedActivities.get(n); 5766 final String packageName = info.activityInfo.packageName; 5767 final PackageSetting ps = mSettings.mPackages.get(packageName); 5768 if (ps != null) { 5769 // only check domain verification status if the app is not a browser 5770 if (!info.handleAllWebDataURI) { 5771 // Try to get the status from User settings first 5772 final long packedStatus = getDomainVerificationStatusLPr(ps, userId); 5773 final int status = (int) (packedStatus >> 32); 5774 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS 5775 || status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 5776 if (DEBUG_EPHEMERAL) { 5777 Slog.v(TAG, "DENY instant app;" 5778 + " pkg: " + packageName + ", status: " + status); 5779 } 5780 return false; 5781 } 5782 } 5783 if (ps.getInstantApp(userId)) { 5784 if (DEBUG_EPHEMERAL) { 5785 Slog.v(TAG, "DENY instant app installed;" 5786 + " pkg: " + packageName); 5787 } 5788 return false; 5789 } 5790 } 5791 } 5792 } 5793 // We've exhausted all ways to deny ephemeral application; let the system look for them. 5794 return true; 5795 } 5796 5797 private void requestInstantAppResolutionPhaseTwo(AuxiliaryResolveInfo responseObj, 5798 Intent origIntent, String resolvedType, String callingPackage, 5799 int userId) { 5800 final Message msg = mHandler.obtainMessage(INSTANT_APP_RESOLUTION_PHASE_TWO, 5801 new InstantAppRequest(responseObj, origIntent, resolvedType, 5802 callingPackage, userId)); 5803 mHandler.sendMessage(msg); 5804 } 5805 5806 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 5807 int flags, List<ResolveInfo> query, int userId) { 5808 if (query != null) { 5809 final int N = query.size(); 5810 if (N == 1) { 5811 return query.get(0); 5812 } else if (N > 1) { 5813 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 5814 // If there is more than one activity with the same priority, 5815 // then let the user decide between them. 5816 ResolveInfo r0 = query.get(0); 5817 ResolveInfo r1 = query.get(1); 5818 if (DEBUG_INTENT_MATCHING || debug) { 5819 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 5820 + r1.activityInfo.name + "=" + r1.priority); 5821 } 5822 // If the first activity has a higher priority, or a different 5823 // default, then it is always desirable to pick it. 5824 if (r0.priority != r1.priority 5825 || r0.preferredOrder != r1.preferredOrder 5826 || r0.isDefault != r1.isDefault) { 5827 return query.get(0); 5828 } 5829 // If we have saved a preference for a preferred activity for 5830 // this Intent, use that. 5831 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 5832 flags, query, r0.priority, true, false, debug, userId); 5833 if (ri != null) { 5834 return ri; 5835 } 5836 // If we have an ephemeral app, use it 5837 for (int i = 0; i < N; i++) { 5838 ri = query.get(i); 5839 if (ri.activityInfo.applicationInfo.isInstantApp()) { 5840 return ri; 5841 } 5842 } 5843 ri = new ResolveInfo(mResolveInfo); 5844 ri.activityInfo = new ActivityInfo(ri.activityInfo); 5845 ri.activityInfo.labelRes = ResolverActivity.getLabelRes(intent.getAction()); 5846 // If all of the options come from the same package, show the application's 5847 // label and icon instead of the generic resolver's. 5848 // Some calls like Intent.resolveActivityInfo query the ResolveInfo from here 5849 // and then throw away the ResolveInfo itself, meaning that the caller loses 5850 // the resolvePackageName. Therefore the activityInfo.labelRes above provides 5851 // a fallback for this case; we only set the target package's resources on 5852 // the ResolveInfo, not the ActivityInfo. 5853 final String intentPackage = intent.getPackage(); 5854 if (!TextUtils.isEmpty(intentPackage) && allHavePackage(query, intentPackage)) { 5855 final ApplicationInfo appi = query.get(0).activityInfo.applicationInfo; 5856 ri.resolvePackageName = intentPackage; 5857 if (userNeedsBadging(userId)) { 5858 ri.noResourceId = true; 5859 } else { 5860 ri.icon = appi.icon; 5861 } 5862 ri.iconResourceId = appi.icon; 5863 ri.labelRes = appi.labelRes; 5864 } 5865 ri.activityInfo.applicationInfo = new ApplicationInfo( 5866 ri.activityInfo.applicationInfo); 5867 if (userId != 0) { 5868 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 5869 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 5870 } 5871 // Make sure that the resolver is displayable in car mode 5872 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 5873 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 5874 return ri; 5875 } 5876 } 5877 return null; 5878 } 5879 5880 /** 5881 * Return true if the given list is not empty and all of its contents have 5882 * an activityInfo with the given package name. 5883 */ 5884 private boolean allHavePackage(List<ResolveInfo> list, String packageName) { 5885 if (ArrayUtils.isEmpty(list)) { 5886 return false; 5887 } 5888 for (int i = 0, N = list.size(); i < N; i++) { 5889 final ResolveInfo ri = list.get(i); 5890 final ActivityInfo ai = ri != null ? ri.activityInfo : null; 5891 if (ai == null || !packageName.equals(ai.packageName)) { 5892 return false; 5893 } 5894 } 5895 return true; 5896 } 5897 5898 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 5899 int flags, List<ResolveInfo> query, boolean debug, int userId) { 5900 final int N = query.size(); 5901 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 5902 .get(userId); 5903 // Get the list of persistent preferred activities that handle the intent 5904 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 5905 List<PersistentPreferredActivity> pprefs = ppir != null 5906 ? ppir.queryIntent(intent, resolvedType, 5907 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 5908 userId) 5909 : null; 5910 if (pprefs != null && pprefs.size() > 0) { 5911 final int M = pprefs.size(); 5912 for (int i=0; i<M; i++) { 5913 final PersistentPreferredActivity ppa = pprefs.get(i); 5914 if (DEBUG_PREFERRED || debug) { 5915 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 5916 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 5917 + "\n component=" + ppa.mComponent); 5918 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5919 } 5920 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 5921 flags | MATCH_DISABLED_COMPONENTS, userId); 5922 if (DEBUG_PREFERRED || debug) { 5923 Slog.v(TAG, "Found persistent preferred activity:"); 5924 if (ai != null) { 5925 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5926 } else { 5927 Slog.v(TAG, " null"); 5928 } 5929 } 5930 if (ai == null) { 5931 // This previously registered persistent preferred activity 5932 // component is no longer known. Ignore it and do NOT remove it. 5933 continue; 5934 } 5935 for (int j=0; j<N; j++) { 5936 final ResolveInfo ri = query.get(j); 5937 if (!ri.activityInfo.applicationInfo.packageName 5938 .equals(ai.applicationInfo.packageName)) { 5939 continue; 5940 } 5941 if (!ri.activityInfo.name.equals(ai.name)) { 5942 continue; 5943 } 5944 // Found a persistent preference that can handle the intent. 5945 if (DEBUG_PREFERRED || debug) { 5946 Slog.v(TAG, "Returning persistent preferred activity: " + 5947 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 5948 } 5949 return ri; 5950 } 5951 } 5952 } 5953 return null; 5954 } 5955 5956 // TODO: handle preferred activities missing while user has amnesia 5957 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 5958 List<ResolveInfo> query, int priority, boolean always, 5959 boolean removeMatches, boolean debug, int userId) { 5960 if (!sUserManager.exists(userId)) return null; 5961 final int callingUid = Binder.getCallingUid(); 5962 flags = updateFlagsForResolve( 5963 flags, userId, intent, callingUid, false /*includeInstantApps*/); 5964 intent = updateIntentForResolve(intent); 5965 // writer 5966 synchronized (mPackages) { 5967 // Try to find a matching persistent preferred activity. 5968 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 5969 debug, userId); 5970 5971 // If a persistent preferred activity matched, use it. 5972 if (pri != null) { 5973 return pri; 5974 } 5975 5976 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 5977 // Get the list of preferred activities that handle the intent 5978 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 5979 List<PreferredActivity> prefs = pir != null 5980 ? pir.queryIntent(intent, resolvedType, 5981 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 5982 userId) 5983 : null; 5984 if (prefs != null && prefs.size() > 0) { 5985 boolean changed = false; 5986 try { 5987 // First figure out how good the original match set is. 5988 // We will only allow preferred activities that came 5989 // from the same match quality. 5990 int match = 0; 5991 5992 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 5993 5994 final int N = query.size(); 5995 for (int j=0; j<N; j++) { 5996 final ResolveInfo ri = query.get(j); 5997 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 5998 + ": 0x" + Integer.toHexString(match)); 5999 if (ri.match > match) { 6000 match = ri.match; 6001 } 6002 } 6003 6004 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 6005 + Integer.toHexString(match)); 6006 6007 match &= IntentFilter.MATCH_CATEGORY_MASK; 6008 final int M = prefs.size(); 6009 for (int i=0; i<M; i++) { 6010 final PreferredActivity pa = prefs.get(i); 6011 if (DEBUG_PREFERRED || debug) { 6012 Slog.v(TAG, "Checking PreferredActivity ds=" 6013 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 6014 + "\n component=" + pa.mPref.mComponent); 6015 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6016 } 6017 if (pa.mPref.mMatch != match) { 6018 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 6019 + Integer.toHexString(pa.mPref.mMatch)); 6020 continue; 6021 } 6022 // If it's not an "always" type preferred activity and that's what we're 6023 // looking for, skip it. 6024 if (always && !pa.mPref.mAlways) { 6025 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 6026 continue; 6027 } 6028 final ActivityInfo ai = getActivityInfo( 6029 pa.mPref.mComponent, flags | MATCH_DISABLED_COMPONENTS 6030 | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 6031 userId); 6032 if (DEBUG_PREFERRED || debug) { 6033 Slog.v(TAG, "Found preferred activity:"); 6034 if (ai != null) { 6035 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6036 } else { 6037 Slog.v(TAG, " null"); 6038 } 6039 } 6040 if (ai == null) { 6041 // This previously registered preferred activity 6042 // component is no longer known. Most likely an update 6043 // to the app was installed and in the new version this 6044 // component no longer exists. Clean it up by removing 6045 // it from the preferred activities list, and skip it. 6046 Slog.w(TAG, "Removing dangling preferred activity: " 6047 + pa.mPref.mComponent); 6048 pir.removeFilter(pa); 6049 changed = true; 6050 continue; 6051 } 6052 for (int j=0; j<N; j++) { 6053 final ResolveInfo ri = query.get(j); 6054 if (!ri.activityInfo.applicationInfo.packageName 6055 .equals(ai.applicationInfo.packageName)) { 6056 continue; 6057 } 6058 if (!ri.activityInfo.name.equals(ai.name)) { 6059 continue; 6060 } 6061 6062 if (removeMatches) { 6063 pir.removeFilter(pa); 6064 changed = true; 6065 if (DEBUG_PREFERRED) { 6066 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 6067 } 6068 break; 6069 } 6070 6071 // Okay we found a previously set preferred or last chosen app. 6072 // If the result set is different from when this 6073 // was created, we need to clear it and re-ask the 6074 // user their preference, if we're looking for an "always" type entry. 6075 if (always && !pa.mPref.sameSet(query)) { 6076 Slog.i(TAG, "Result set changed, dropping preferred activity for " 6077 + intent + " type " + resolvedType); 6078 if (DEBUG_PREFERRED) { 6079 Slog.v(TAG, "Removing preferred activity since set changed " 6080 + pa.mPref.mComponent); 6081 } 6082 pir.removeFilter(pa); 6083 // Re-add the filter as a "last chosen" entry (!always) 6084 PreferredActivity lastChosen = new PreferredActivity( 6085 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 6086 pir.addFilter(lastChosen); 6087 changed = true; 6088 return null; 6089 } 6090 6091 // Yay! Either the set matched or we're looking for the last chosen 6092 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 6093 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 6094 return ri; 6095 } 6096 } 6097 } finally { 6098 if (changed) { 6099 if (DEBUG_PREFERRED) { 6100 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 6101 } 6102 scheduleWritePackageRestrictionsLocked(userId); 6103 } 6104 } 6105 } 6106 } 6107 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 6108 return null; 6109 } 6110 6111 /* 6112 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 6113 */ 6114 @Override 6115 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 6116 int targetUserId) { 6117 mContext.enforceCallingOrSelfPermission( 6118 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 6119 List<CrossProfileIntentFilter> matches = 6120 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 6121 if (matches != null) { 6122 int size = matches.size(); 6123 for (int i = 0; i < size; i++) { 6124 if (matches.get(i).getTargetUserId() == targetUserId) return true; 6125 } 6126 } 6127 if (hasWebURI(intent)) { 6128 // cross-profile app linking works only towards the parent. 6129 final int callingUid = Binder.getCallingUid(); 6130 final UserInfo parent = getProfileParent(sourceUserId); 6131 synchronized(mPackages) { 6132 int flags = updateFlagsForResolve(0, parent.id, intent, callingUid, 6133 false /*includeInstantApps*/); 6134 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 6135 intent, resolvedType, flags, sourceUserId, parent.id); 6136 return xpDomainInfo != null; 6137 } 6138 } 6139 return false; 6140 } 6141 6142 private UserInfo getProfileParent(int userId) { 6143 final long identity = Binder.clearCallingIdentity(); 6144 try { 6145 return sUserManager.getProfileParent(userId); 6146 } finally { 6147 Binder.restoreCallingIdentity(identity); 6148 } 6149 } 6150 6151 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 6152 String resolvedType, int userId) { 6153 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 6154 if (resolver != null) { 6155 return resolver.queryIntent(intent, resolvedType, false /*defaultOnly*/, userId); 6156 } 6157 return null; 6158 } 6159 6160 @Override 6161 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivities(Intent intent, 6162 String resolvedType, int flags, int userId) { 6163 try { 6164 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 6165 6166 return new ParceledListSlice<>( 6167 queryIntentActivitiesInternal(intent, resolvedType, flags, userId)); 6168 } finally { 6169 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6170 } 6171 } 6172 6173 /** 6174 * Returns the package name of the calling Uid if it's an instant app. If it isn't 6175 * instant, returns {@code null}. 6176 */ 6177 private String getInstantAppPackageName(int callingUid) { 6178 // If the caller is an isolated app use the owner's uid for the lookup. 6179 if (Process.isIsolated(callingUid)) { 6180 callingUid = mIsolatedOwners.get(callingUid); 6181 } 6182 final int appId = UserHandle.getAppId(callingUid); 6183 synchronized (mPackages) { 6184 final Object obj = mSettings.getUserIdLPr(appId); 6185 if (obj instanceof PackageSetting) { 6186 final PackageSetting ps = (PackageSetting) obj; 6187 final boolean isInstantApp = ps.getInstantApp(UserHandle.getUserId(callingUid)); 6188 return isInstantApp ? ps.pkg.packageName : null; 6189 } 6190 } 6191 return null; 6192 } 6193 6194 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 6195 String resolvedType, int flags, int userId) { 6196 return queryIntentActivitiesInternal(intent, resolvedType, flags, userId, false); 6197 } 6198 6199 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 6200 String resolvedType, int flags, int userId, boolean includeInstantApps) { 6201 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6202 final int callingUid = Binder.getCallingUid(); 6203 final String instantAppPkgName = getInstantAppPackageName(callingUid); 6204 flags = updateFlagsForResolve(flags, userId, intent, callingUid, includeInstantApps); 6205 enforceCrossUserPermission(callingUid, userId, 6206 false /* requireFullPermission */, false /* checkShell */, 6207 "query intent activities"); 6208 ComponentName comp = intent.getComponent(); 6209 if (comp == null) { 6210 if (intent.getSelector() != null) { 6211 intent = intent.getSelector(); 6212 comp = intent.getComponent(); 6213 } 6214 } 6215 6216 if (comp != null) { 6217 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6218 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 6219 if (ai != null) { 6220 // When specifying an explicit component, we prevent the activity from being 6221 // used when either 1) the calling package is normal and the activity is within 6222 // an ephemeral application or 2) the calling package is ephemeral and the 6223 // activity is not visible to ephemeral applications. 6224 final boolean matchInstantApp = 6225 (flags & PackageManager.MATCH_INSTANT) != 0; 6226 final boolean matchVisibleToInstantAppOnly = 6227 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 6228 final boolean isCallerInstantApp = 6229 instantAppPkgName != null; 6230 final boolean isTargetSameInstantApp = 6231 comp.getPackageName().equals(instantAppPkgName); 6232 final boolean isTargetInstantApp = 6233 (ai.applicationInfo.privateFlags 6234 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 6235 final boolean isTargetHiddenFromInstantApp = 6236 (ai.flags & ActivityInfo.FLAG_VISIBLE_TO_EPHEMERAL) == 0; 6237 final boolean blockResolution = 6238 !isTargetSameInstantApp 6239 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 6240 || (matchVisibleToInstantAppOnly && isCallerInstantApp 6241 && isTargetHiddenFromInstantApp)); 6242 if (!blockResolution) { 6243 final ResolveInfo ri = new ResolveInfo(); 6244 ri.activityInfo = ai; 6245 list.add(ri); 6246 } 6247 } 6248 return applyPostResolutionFilter(list, instantAppPkgName); 6249 } 6250 6251 // reader 6252 boolean sortResult = false; 6253 boolean addEphemeral = false; 6254 List<ResolveInfo> result; 6255 final String pkgName = intent.getPackage(); 6256 final boolean ephemeralDisabled = isEphemeralDisabled(); 6257 synchronized (mPackages) { 6258 if (pkgName == null) { 6259 List<CrossProfileIntentFilter> matchingFilters = 6260 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 6261 // Check for results that need to skip the current profile. 6262 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 6263 resolvedType, flags, userId); 6264 if (xpResolveInfo != null) { 6265 List<ResolveInfo> xpResult = new ArrayList<ResolveInfo>(1); 6266 xpResult.add(xpResolveInfo); 6267 return applyPostResolutionFilter( 6268 filterIfNotSystemUser(xpResult, userId), instantAppPkgName); 6269 } 6270 6271 // Check for results in the current profile. 6272 result = filterIfNotSystemUser(mActivities.queryIntent( 6273 intent, resolvedType, flags, userId), userId); 6274 addEphemeral = !ephemeralDisabled 6275 && isEphemeralAllowed(intent, result, userId, false /*skipPackageCheck*/); 6276 // Check for cross profile results. 6277 boolean hasNonNegativePriorityResult = hasNonNegativePriority(result); 6278 xpResolveInfo = queryCrossProfileIntents( 6279 matchingFilters, intent, resolvedType, flags, userId, 6280 hasNonNegativePriorityResult); 6281 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 6282 boolean isVisibleToUser = filterIfNotSystemUser( 6283 Collections.singletonList(xpResolveInfo), userId).size() > 0; 6284 if (isVisibleToUser) { 6285 result.add(xpResolveInfo); 6286 sortResult = true; 6287 } 6288 } 6289 if (hasWebURI(intent)) { 6290 CrossProfileDomainInfo xpDomainInfo = null; 6291 final UserInfo parent = getProfileParent(userId); 6292 if (parent != null) { 6293 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 6294 flags, userId, parent.id); 6295 } 6296 if (xpDomainInfo != null) { 6297 if (xpResolveInfo != null) { 6298 // If we didn't remove it, the cross-profile ResolveInfo would be twice 6299 // in the result. 6300 result.remove(xpResolveInfo); 6301 } 6302 if (result.size() == 0 && !addEphemeral) { 6303 // No result in current profile, but found candidate in parent user. 6304 // And we are not going to add emphemeral app, so we can return the 6305 // result straight away. 6306 result.add(xpDomainInfo.resolveInfo); 6307 return applyPostResolutionFilter(result, instantAppPkgName); 6308 } 6309 } else if (result.size() <= 1 && !addEphemeral) { 6310 // No result in parent user and <= 1 result in current profile, and we 6311 // are not going to add emphemeral app, so we can return the result without 6312 // further processing. 6313 return applyPostResolutionFilter(result, instantAppPkgName); 6314 } 6315 // We have more than one candidate (combining results from current and parent 6316 // profile), so we need filtering and sorting. 6317 result = filterCandidatesWithDomainPreferredActivitiesLPr( 6318 intent, flags, result, xpDomainInfo, userId); 6319 sortResult = true; 6320 } 6321 } else { 6322 final PackageParser.Package pkg = mPackages.get(pkgName); 6323 if (pkg != null) { 6324 return applyPostResolutionFilter(filterIfNotSystemUser( 6325 mActivities.queryIntentForPackage( 6326 intent, resolvedType, flags, pkg.activities, userId), 6327 userId), instantAppPkgName); 6328 } else { 6329 // the caller wants to resolve for a particular package; however, there 6330 // were no installed results, so, try to find an ephemeral result 6331 addEphemeral = !ephemeralDisabled 6332 && isEphemeralAllowed( 6333 intent, null /*result*/, userId, true /*skipPackageCheck*/); 6334 result = new ArrayList<ResolveInfo>(); 6335 } 6336 } 6337 } 6338 if (addEphemeral) { 6339 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveEphemeral"); 6340 final InstantAppRequest requestObject = new InstantAppRequest( 6341 null /*responseObj*/, intent /*origIntent*/, resolvedType, 6342 null /*callingPackage*/, userId); 6343 final AuxiliaryResolveInfo auxiliaryResponse = 6344 InstantAppResolver.doInstantAppResolutionPhaseOne( 6345 mContext, mInstantAppResolverConnection, requestObject); 6346 if (auxiliaryResponse != null) { 6347 if (DEBUG_EPHEMERAL) { 6348 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 6349 } 6350 final ResolveInfo ephemeralInstaller = new ResolveInfo(mInstantAppInstallerInfo); 6351 final PackageSetting ps = 6352 mSettings.mPackages.get(mInstantAppInstallerActivity.packageName); 6353 if (ps != null) { 6354 ephemeralInstaller.activityInfo = PackageParser.generateActivityInfo( 6355 mInstantAppInstallerActivity, 0, ps.readUserState(userId), userId); 6356 ephemeralInstaller.activityInfo.launchToken = auxiliaryResponse.token; 6357 ephemeralInstaller.auxiliaryInfo = auxiliaryResponse; 6358 // make sure this resolver is the default 6359 ephemeralInstaller.isDefault = true; 6360 ephemeralInstaller.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 6361 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 6362 // add a non-generic filter 6363 ephemeralInstaller.filter = new IntentFilter(intent.getAction()); 6364 ephemeralInstaller.filter.addDataPath( 6365 intent.getData().getPath(), PatternMatcher.PATTERN_LITERAL); 6366 ephemeralInstaller.instantAppAvailable = true; 6367 result.add(ephemeralInstaller); 6368 } 6369 } 6370 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6371 } 6372 if (sortResult) { 6373 Collections.sort(result, mResolvePrioritySorter); 6374 } 6375 return applyPostResolutionFilter(result, instantAppPkgName); 6376 } 6377 6378 private static class CrossProfileDomainInfo { 6379 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 6380 ResolveInfo resolveInfo; 6381 /* Best domain verification status of the activities found in the other profile */ 6382 int bestDomainVerificationStatus; 6383 } 6384 6385 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 6386 String resolvedType, int flags, int sourceUserId, int parentUserId) { 6387 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 6388 sourceUserId)) { 6389 return null; 6390 } 6391 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 6392 resolvedType, flags, parentUserId); 6393 6394 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 6395 return null; 6396 } 6397 CrossProfileDomainInfo result = null; 6398 int size = resultTargetUser.size(); 6399 for (int i = 0; i < size; i++) { 6400 ResolveInfo riTargetUser = resultTargetUser.get(i); 6401 // Intent filter verification is only for filters that specify a host. So don't return 6402 // those that handle all web uris. 6403 if (riTargetUser.handleAllWebDataURI) { 6404 continue; 6405 } 6406 String packageName = riTargetUser.activityInfo.packageName; 6407 PackageSetting ps = mSettings.mPackages.get(packageName); 6408 if (ps == null) { 6409 continue; 6410 } 6411 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 6412 int status = (int)(verificationState >> 32); 6413 if (result == null) { 6414 result = new CrossProfileDomainInfo(); 6415 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 6416 sourceUserId, parentUserId); 6417 result.bestDomainVerificationStatus = status; 6418 } else { 6419 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 6420 result.bestDomainVerificationStatus); 6421 } 6422 } 6423 // Don't consider matches with status NEVER across profiles. 6424 if (result != null && result.bestDomainVerificationStatus 6425 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6426 return null; 6427 } 6428 return result; 6429 } 6430 6431 /** 6432 * Verification statuses are ordered from the worse to the best, except for 6433 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 6434 */ 6435 private int bestDomainVerificationStatus(int status1, int status2) { 6436 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6437 return status2; 6438 } 6439 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6440 return status1; 6441 } 6442 return (int) MathUtils.max(status1, status2); 6443 } 6444 6445 private boolean isUserEnabled(int userId) { 6446 long callingId = Binder.clearCallingIdentity(); 6447 try { 6448 UserInfo userInfo = sUserManager.getUserInfo(userId); 6449 return userInfo != null && userInfo.isEnabled(); 6450 } finally { 6451 Binder.restoreCallingIdentity(callingId); 6452 } 6453 } 6454 6455 /** 6456 * Filter out activities with systemUserOnly flag set, when current user is not System. 6457 * 6458 * @return filtered list 6459 */ 6460 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 6461 if (userId == UserHandle.USER_SYSTEM) { 6462 return resolveInfos; 6463 } 6464 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6465 ResolveInfo info = resolveInfos.get(i); 6466 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 6467 resolveInfos.remove(i); 6468 } 6469 } 6470 return resolveInfos; 6471 } 6472 6473 /** 6474 * Filters out ephemeral activities. 6475 * <p>When resolving for an ephemeral app, only activities that 1) are defined in the 6476 * ephemeral app or 2) marked with {@code visibleToEphemeral} are returned. 6477 * 6478 * @param resolveInfos The pre-filtered list of resolved activities 6479 * @param ephemeralPkgName The ephemeral package name. If {@code null}, no filtering 6480 * is performed. 6481 * @return A filtered list of resolved activities. 6482 */ 6483 private List<ResolveInfo> applyPostResolutionFilter(List<ResolveInfo> resolveInfos, 6484 String ephemeralPkgName) { 6485 // TODO: When adding on-demand split support for non-instant apps, remove this check 6486 // and always apply post filtering 6487 if (ephemeralPkgName == null) { 6488 return resolveInfos; 6489 } 6490 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6491 final ResolveInfo info = resolveInfos.get(i); 6492 final boolean isEphemeralApp = info.activityInfo.applicationInfo.isInstantApp(); 6493 // allow activities that are defined in the provided package 6494 if (isEphemeralApp && ephemeralPkgName.equals(info.activityInfo.packageName)) { 6495 if (info.activityInfo.splitName != null 6496 && !ArrayUtils.contains(info.activityInfo.applicationInfo.splitNames, 6497 info.activityInfo.splitName)) { 6498 // requested activity is defined in a split that hasn't been installed yet. 6499 // add the installer to the resolve list 6500 if (DEBUG_EPHEMERAL) { 6501 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 6502 } 6503 final ResolveInfo installerInfo = new ResolveInfo(mInstantAppInstallerInfo); 6504 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 6505 info.activityInfo.packageName, info.activityInfo.splitName, 6506 info.activityInfo.applicationInfo.versionCode); 6507 // make sure this resolver is the default 6508 installerInfo.isDefault = true; 6509 installerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 6510 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 6511 // add a non-generic filter 6512 installerInfo.filter = new IntentFilter(); 6513 // load resources from the correct package 6514 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 6515 resolveInfos.set(i, installerInfo); 6516 } 6517 continue; 6518 } 6519 // allow activities that have been explicitly exposed to ephemeral apps 6520 if (!isEphemeralApp 6521 && ((info.activityInfo.flags & ActivityInfo.FLAG_VISIBLE_TO_EPHEMERAL) != 0)) { 6522 continue; 6523 } 6524 resolveInfos.remove(i); 6525 } 6526 return resolveInfos; 6527 } 6528 6529 /** 6530 * @param resolveInfos list of resolve infos in descending priority order 6531 * @return if the list contains a resolve info with non-negative priority 6532 */ 6533 private boolean hasNonNegativePriority(List<ResolveInfo> resolveInfos) { 6534 return resolveInfos.size() > 0 && resolveInfos.get(0).priority >= 0; 6535 } 6536 6537 private static boolean hasWebURI(Intent intent) { 6538 if (intent.getData() == null) { 6539 return false; 6540 } 6541 final String scheme = intent.getScheme(); 6542 if (TextUtils.isEmpty(scheme)) { 6543 return false; 6544 } 6545 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 6546 } 6547 6548 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 6549 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 6550 int userId) { 6551 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 6552 6553 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 6554 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 6555 candidates.size()); 6556 } 6557 6558 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 6559 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 6560 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 6561 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 6562 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 6563 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 6564 6565 synchronized (mPackages) { 6566 final int count = candidates.size(); 6567 // First, try to use linked apps. Partition the candidates into four lists: 6568 // one for the final results, one for the "do not use ever", one for "undefined status" 6569 // and finally one for "browser app type". 6570 for (int n=0; n<count; n++) { 6571 ResolveInfo info = candidates.get(n); 6572 String packageName = info.activityInfo.packageName; 6573 PackageSetting ps = mSettings.mPackages.get(packageName); 6574 if (ps != null) { 6575 // Add to the special match all list (Browser use case) 6576 if (info.handleAllWebDataURI) { 6577 matchAllList.add(info); 6578 continue; 6579 } 6580 // Try to get the status from User settings first 6581 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6582 int status = (int)(packedStatus >> 32); 6583 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 6584 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 6585 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6586 Slog.i(TAG, " + always: " + info.activityInfo.packageName 6587 + " : linkgen=" + linkGeneration); 6588 } 6589 // Use link-enabled generation as preferredOrder, i.e. 6590 // prefer newly-enabled over earlier-enabled. 6591 info.preferredOrder = linkGeneration; 6592 alwaysList.add(info); 6593 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6594 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6595 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 6596 } 6597 neverList.add(info); 6598 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 6599 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6600 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 6601 } 6602 alwaysAskList.add(info); 6603 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 6604 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 6605 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6606 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 6607 } 6608 undefinedList.add(info); 6609 } 6610 } 6611 } 6612 6613 // We'll want to include browser possibilities in a few cases 6614 boolean includeBrowser = false; 6615 6616 // First try to add the "always" resolution(s) for the current user, if any 6617 if (alwaysList.size() > 0) { 6618 result.addAll(alwaysList); 6619 } else { 6620 // Add all undefined apps as we want them to appear in the disambiguation dialog. 6621 result.addAll(undefinedList); 6622 // Maybe add one for the other profile. 6623 if (xpDomainInfo != null && ( 6624 xpDomainInfo.bestDomainVerificationStatus 6625 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 6626 result.add(xpDomainInfo.resolveInfo); 6627 } 6628 includeBrowser = true; 6629 } 6630 6631 // The presence of any 'always ask' alternatives means we'll also offer browsers. 6632 // If there were 'always' entries their preferred order has been set, so we also 6633 // back that off to make the alternatives equivalent 6634 if (alwaysAskList.size() > 0) { 6635 for (ResolveInfo i : result) { 6636 i.preferredOrder = 0; 6637 } 6638 result.addAll(alwaysAskList); 6639 includeBrowser = true; 6640 } 6641 6642 if (includeBrowser) { 6643 // Also add browsers (all of them or only the default one) 6644 if (DEBUG_DOMAIN_VERIFICATION) { 6645 Slog.v(TAG, " ...including browsers in candidate set"); 6646 } 6647 if ((matchFlags & MATCH_ALL) != 0) { 6648 result.addAll(matchAllList); 6649 } else { 6650 // Browser/generic handling case. If there's a default browser, go straight 6651 // to that (but only if there is no other higher-priority match). 6652 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 6653 int maxMatchPrio = 0; 6654 ResolveInfo defaultBrowserMatch = null; 6655 final int numCandidates = matchAllList.size(); 6656 for (int n = 0; n < numCandidates; n++) { 6657 ResolveInfo info = matchAllList.get(n); 6658 // track the highest overall match priority... 6659 if (info.priority > maxMatchPrio) { 6660 maxMatchPrio = info.priority; 6661 } 6662 // ...and the highest-priority default browser match 6663 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 6664 if (defaultBrowserMatch == null 6665 || (defaultBrowserMatch.priority < info.priority)) { 6666 if (debug) { 6667 Slog.v(TAG, "Considering default browser match " + info); 6668 } 6669 defaultBrowserMatch = info; 6670 } 6671 } 6672 } 6673 if (defaultBrowserMatch != null 6674 && defaultBrowserMatch.priority >= maxMatchPrio 6675 && !TextUtils.isEmpty(defaultBrowserPackageName)) 6676 { 6677 if (debug) { 6678 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 6679 } 6680 result.add(defaultBrowserMatch); 6681 } else { 6682 result.addAll(matchAllList); 6683 } 6684 } 6685 6686 // If there is nothing selected, add all candidates and remove the ones that the user 6687 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 6688 if (result.size() == 0) { 6689 result.addAll(candidates); 6690 result.removeAll(neverList); 6691 } 6692 } 6693 } 6694 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 6695 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 6696 result.size()); 6697 for (ResolveInfo info : result) { 6698 Slog.v(TAG, " + " + info.activityInfo); 6699 } 6700 } 6701 return result; 6702 } 6703 6704 // Returns a packed value as a long: 6705 // 6706 // high 'int'-sized word: link status: undefined/ask/never/always. 6707 // low 'int'-sized word: relative priority among 'always' results. 6708 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 6709 long result = ps.getDomainVerificationStatusForUser(userId); 6710 // if none available, get the master status 6711 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 6712 if (ps.getIntentFilterVerificationInfo() != null) { 6713 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 6714 } 6715 } 6716 return result; 6717 } 6718 6719 private ResolveInfo querySkipCurrentProfileIntents( 6720 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 6721 int flags, int sourceUserId) { 6722 if (matchingFilters != null) { 6723 int size = matchingFilters.size(); 6724 for (int i = 0; i < size; i ++) { 6725 CrossProfileIntentFilter filter = matchingFilters.get(i); 6726 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 6727 // Checking if there are activities in the target user that can handle the 6728 // intent. 6729 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 6730 resolvedType, flags, sourceUserId); 6731 if (resolveInfo != null) { 6732 return resolveInfo; 6733 } 6734 } 6735 } 6736 } 6737 return null; 6738 } 6739 6740 // Return matching ResolveInfo in target user if any. 6741 private ResolveInfo queryCrossProfileIntents( 6742 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 6743 int flags, int sourceUserId, boolean matchInCurrentProfile) { 6744 if (matchingFilters != null) { 6745 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 6746 // match the same intent. For performance reasons, it is better not to 6747 // run queryIntent twice for the same userId 6748 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 6749 int size = matchingFilters.size(); 6750 for (int i = 0; i < size; i++) { 6751 CrossProfileIntentFilter filter = matchingFilters.get(i); 6752 int targetUserId = filter.getTargetUserId(); 6753 boolean skipCurrentProfile = 6754 (filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0; 6755 boolean skipCurrentProfileIfNoMatchFound = 6756 (filter.getFlags() & PackageManager.ONLY_IF_NO_MATCH_FOUND) != 0; 6757 if (!skipCurrentProfile && !alreadyTriedUserIds.get(targetUserId) 6758 && (!skipCurrentProfileIfNoMatchFound || !matchInCurrentProfile)) { 6759 // Checking if there are activities in the target user that can handle the 6760 // intent. 6761 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 6762 resolvedType, flags, sourceUserId); 6763 if (resolveInfo != null) return resolveInfo; 6764 alreadyTriedUserIds.put(targetUserId, true); 6765 } 6766 } 6767 } 6768 return null; 6769 } 6770 6771 /** 6772 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 6773 * will forward the intent to the filter's target user. 6774 * Otherwise, returns null. 6775 */ 6776 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 6777 String resolvedType, int flags, int sourceUserId) { 6778 int targetUserId = filter.getTargetUserId(); 6779 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 6780 resolvedType, flags, targetUserId); 6781 if (resultTargetUser != null && isUserEnabled(targetUserId)) { 6782 // If all the matches in the target profile are suspended, return null. 6783 for (int i = resultTargetUser.size() - 1; i >= 0; i--) { 6784 if ((resultTargetUser.get(i).activityInfo.applicationInfo.flags 6785 & ApplicationInfo.FLAG_SUSPENDED) == 0) { 6786 return createForwardingResolveInfoUnchecked(filter, sourceUserId, 6787 targetUserId); 6788 } 6789 } 6790 } 6791 return null; 6792 } 6793 6794 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 6795 int sourceUserId, int targetUserId) { 6796 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 6797 long ident = Binder.clearCallingIdentity(); 6798 boolean targetIsProfile; 6799 try { 6800 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 6801 } finally { 6802 Binder.restoreCallingIdentity(ident); 6803 } 6804 String className; 6805 if (targetIsProfile) { 6806 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 6807 } else { 6808 className = FORWARD_INTENT_TO_PARENT; 6809 } 6810 ComponentName forwardingActivityComponentName = new ComponentName( 6811 mAndroidApplication.packageName, className); 6812 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 6813 sourceUserId); 6814 if (!targetIsProfile) { 6815 forwardingActivityInfo.showUserIcon = targetUserId; 6816 forwardingResolveInfo.noResourceId = true; 6817 } 6818 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 6819 forwardingResolveInfo.priority = 0; 6820 forwardingResolveInfo.preferredOrder = 0; 6821 forwardingResolveInfo.match = 0; 6822 forwardingResolveInfo.isDefault = true; 6823 forwardingResolveInfo.filter = filter; 6824 forwardingResolveInfo.targetUserId = targetUserId; 6825 return forwardingResolveInfo; 6826 } 6827 6828 @Override 6829 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 6830 Intent[] specifics, String[] specificTypes, Intent intent, 6831 String resolvedType, int flags, int userId) { 6832 return new ParceledListSlice<>(queryIntentActivityOptionsInternal(caller, specifics, 6833 specificTypes, intent, resolvedType, flags, userId)); 6834 } 6835 6836 private @NonNull List<ResolveInfo> queryIntentActivityOptionsInternal(ComponentName caller, 6837 Intent[] specifics, String[] specificTypes, Intent intent, 6838 String resolvedType, int flags, int userId) { 6839 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6840 final int callingUid = Binder.getCallingUid(); 6841 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 6842 false /*includeInstantApps*/); 6843 enforceCrossUserPermission(callingUid, userId, 6844 false /*requireFullPermission*/, false /*checkShell*/, 6845 "query intent activity options"); 6846 final String resultsAction = intent.getAction(); 6847 6848 final List<ResolveInfo> results = queryIntentActivitiesInternal(intent, resolvedType, flags 6849 | PackageManager.GET_RESOLVED_FILTER, userId); 6850 6851 if (DEBUG_INTENT_MATCHING) { 6852 Log.v(TAG, "Query " + intent + ": " + results); 6853 } 6854 6855 int specificsPos = 0; 6856 int N; 6857 6858 // todo: note that the algorithm used here is O(N^2). This 6859 // isn't a problem in our current environment, but if we start running 6860 // into situations where we have more than 5 or 10 matches then this 6861 // should probably be changed to something smarter... 6862 6863 // First we go through and resolve each of the specific items 6864 // that were supplied, taking care of removing any corresponding 6865 // duplicate items in the generic resolve list. 6866 if (specifics != null) { 6867 for (int i=0; i<specifics.length; i++) { 6868 final Intent sintent = specifics[i]; 6869 if (sintent == null) { 6870 continue; 6871 } 6872 6873 if (DEBUG_INTENT_MATCHING) { 6874 Log.v(TAG, "Specific #" + i + ": " + sintent); 6875 } 6876 6877 String action = sintent.getAction(); 6878 if (resultsAction != null && resultsAction.equals(action)) { 6879 // If this action was explicitly requested, then don't 6880 // remove things that have it. 6881 action = null; 6882 } 6883 6884 ResolveInfo ri = null; 6885 ActivityInfo ai = null; 6886 6887 ComponentName comp = sintent.getComponent(); 6888 if (comp == null) { 6889 ri = resolveIntent( 6890 sintent, 6891 specificTypes != null ? specificTypes[i] : null, 6892 flags, userId); 6893 if (ri == null) { 6894 continue; 6895 } 6896 if (ri == mResolveInfo) { 6897 // ACK! Must do something better with this. 6898 } 6899 ai = ri.activityInfo; 6900 comp = new ComponentName(ai.applicationInfo.packageName, 6901 ai.name); 6902 } else { 6903 ai = getActivityInfo(comp, flags, userId); 6904 if (ai == null) { 6905 continue; 6906 } 6907 } 6908 6909 // Look for any generic query activities that are duplicates 6910 // of this specific one, and remove them from the results. 6911 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 6912 N = results.size(); 6913 int j; 6914 for (j=specificsPos; j<N; j++) { 6915 ResolveInfo sri = results.get(j); 6916 if ((sri.activityInfo.name.equals(comp.getClassName()) 6917 && sri.activityInfo.applicationInfo.packageName.equals( 6918 comp.getPackageName())) 6919 || (action != null && sri.filter.matchAction(action))) { 6920 results.remove(j); 6921 if (DEBUG_INTENT_MATCHING) Log.v( 6922 TAG, "Removing duplicate item from " + j 6923 + " due to specific " + specificsPos); 6924 if (ri == null) { 6925 ri = sri; 6926 } 6927 j--; 6928 N--; 6929 } 6930 } 6931 6932 // Add this specific item to its proper place. 6933 if (ri == null) { 6934 ri = new ResolveInfo(); 6935 ri.activityInfo = ai; 6936 } 6937 results.add(specificsPos, ri); 6938 ri.specificIndex = i; 6939 specificsPos++; 6940 } 6941 } 6942 6943 // Now we go through the remaining generic results and remove any 6944 // duplicate actions that are found here. 6945 N = results.size(); 6946 for (int i=specificsPos; i<N-1; i++) { 6947 final ResolveInfo rii = results.get(i); 6948 if (rii.filter == null) { 6949 continue; 6950 } 6951 6952 // Iterate over all of the actions of this result's intent 6953 // filter... typically this should be just one. 6954 final Iterator<String> it = rii.filter.actionsIterator(); 6955 if (it == null) { 6956 continue; 6957 } 6958 while (it.hasNext()) { 6959 final String action = it.next(); 6960 if (resultsAction != null && resultsAction.equals(action)) { 6961 // If this action was explicitly requested, then don't 6962 // remove things that have it. 6963 continue; 6964 } 6965 for (int j=i+1; j<N; j++) { 6966 final ResolveInfo rij = results.get(j); 6967 if (rij.filter != null && rij.filter.hasAction(action)) { 6968 results.remove(j); 6969 if (DEBUG_INTENT_MATCHING) Log.v( 6970 TAG, "Removing duplicate item from " + j 6971 + " due to action " + action + " at " + i); 6972 j--; 6973 N--; 6974 } 6975 } 6976 } 6977 6978 // If the caller didn't request filter information, drop it now 6979 // so we don't have to marshall/unmarshall it. 6980 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 6981 rii.filter = null; 6982 } 6983 } 6984 6985 // Filter out the caller activity if so requested. 6986 if (caller != null) { 6987 N = results.size(); 6988 for (int i=0; i<N; i++) { 6989 ActivityInfo ainfo = results.get(i).activityInfo; 6990 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 6991 && caller.getClassName().equals(ainfo.name)) { 6992 results.remove(i); 6993 break; 6994 } 6995 } 6996 } 6997 6998 // If the caller didn't request filter information, 6999 // drop them now so we don't have to 7000 // marshall/unmarshall it. 7001 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 7002 N = results.size(); 7003 for (int i=0; i<N; i++) { 7004 results.get(i).filter = null; 7005 } 7006 } 7007 7008 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 7009 return results; 7010 } 7011 7012 @Override 7013 public @NonNull ParceledListSlice<ResolveInfo> queryIntentReceivers(Intent intent, 7014 String resolvedType, int flags, int userId) { 7015 return new ParceledListSlice<>( 7016 queryIntentReceiversInternal(intent, resolvedType, flags, userId)); 7017 } 7018 7019 private @NonNull List<ResolveInfo> queryIntentReceiversInternal(Intent intent, 7020 String resolvedType, int flags, int userId) { 7021 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7022 final int callingUid = Binder.getCallingUid(); 7023 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7024 false /*includeInstantApps*/); 7025 ComponentName comp = intent.getComponent(); 7026 if (comp == null) { 7027 if (intent.getSelector() != null) { 7028 intent = intent.getSelector(); 7029 comp = intent.getComponent(); 7030 } 7031 } 7032 if (comp != null) { 7033 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7034 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 7035 if (ai != null) { 7036 ResolveInfo ri = new ResolveInfo(); 7037 ri.activityInfo = ai; 7038 list.add(ri); 7039 } 7040 return list; 7041 } 7042 7043 // reader 7044 synchronized (mPackages) { 7045 String pkgName = intent.getPackage(); 7046 if (pkgName == null) { 7047 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 7048 } 7049 final PackageParser.Package pkg = mPackages.get(pkgName); 7050 if (pkg != null) { 7051 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 7052 userId); 7053 } 7054 return Collections.emptyList(); 7055 } 7056 } 7057 7058 @Override 7059 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 7060 final int callingUid = Binder.getCallingUid(); 7061 return resolveServiceInternal( 7062 intent, resolvedType, flags, userId, callingUid, false /*includeInstantApps*/); 7063 } 7064 7065 private ResolveInfo resolveServiceInternal(Intent intent, String resolvedType, int flags, 7066 int userId, int callingUid, boolean includeInstantApps) { 7067 if (!sUserManager.exists(userId)) return null; 7068 flags = updateFlagsForResolve(flags, userId, intent, callingUid, includeInstantApps); 7069 List<ResolveInfo> query = queryIntentServicesInternal( 7070 intent, resolvedType, flags, userId, callingUid, includeInstantApps); 7071 if (query != null) { 7072 if (query.size() >= 1) { 7073 // If there is more than one service with the same priority, 7074 // just arbitrarily pick the first one. 7075 return query.get(0); 7076 } 7077 } 7078 return null; 7079 } 7080 7081 @Override 7082 public @NonNull ParceledListSlice<ResolveInfo> queryIntentServices(Intent intent, 7083 String resolvedType, int flags, int userId) { 7084 final int callingUid = Binder.getCallingUid(); 7085 return new ParceledListSlice<>(queryIntentServicesInternal( 7086 intent, resolvedType, flags, userId, callingUid, false /*includeInstantApps*/)); 7087 } 7088 7089 private @NonNull List<ResolveInfo> queryIntentServicesInternal(Intent intent, 7090 String resolvedType, int flags, int userId, int callingUid, 7091 boolean includeInstantApps) { 7092 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7093 final String instantAppPkgName = getInstantAppPackageName(callingUid); 7094 flags = updateFlagsForResolve(flags, userId, intent, callingUid, includeInstantApps); 7095 ComponentName comp = intent.getComponent(); 7096 if (comp == null) { 7097 if (intent.getSelector() != null) { 7098 intent = intent.getSelector(); 7099 comp = intent.getComponent(); 7100 } 7101 } 7102 if (comp != null) { 7103 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7104 final ServiceInfo si = getServiceInfo(comp, flags, userId); 7105 if (si != null) { 7106 // When specifying an explicit component, we prevent the service from being 7107 // used when either 1) the service is in an instant application and the 7108 // caller is not the same instant application or 2) the calling package is 7109 // ephemeral and the activity is not visible to ephemeral applications. 7110 final boolean matchInstantApp = 7111 (flags & PackageManager.MATCH_INSTANT) != 0; 7112 final boolean matchVisibleToInstantAppOnly = 7113 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 7114 final boolean isCallerInstantApp = 7115 instantAppPkgName != null; 7116 final boolean isTargetSameInstantApp = 7117 comp.getPackageName().equals(instantAppPkgName); 7118 final boolean isTargetInstantApp = 7119 (si.applicationInfo.privateFlags 7120 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 7121 final boolean isTargetHiddenFromInstantApp = 7122 (si.flags & ServiceInfo.FLAG_VISIBLE_TO_EPHEMERAL) == 0; 7123 final boolean blockResolution = 7124 !isTargetSameInstantApp 7125 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 7126 || (matchVisibleToInstantAppOnly && isCallerInstantApp 7127 && isTargetHiddenFromInstantApp)); 7128 if (!blockResolution) { 7129 final ResolveInfo ri = new ResolveInfo(); 7130 ri.serviceInfo = si; 7131 list.add(ri); 7132 } 7133 } 7134 return list; 7135 } 7136 7137 // reader 7138 synchronized (mPackages) { 7139 String pkgName = intent.getPackage(); 7140 if (pkgName == null) { 7141 return applyPostServiceResolutionFilter( 7142 mServices.queryIntent(intent, resolvedType, flags, userId), 7143 instantAppPkgName); 7144 } 7145 final PackageParser.Package pkg = mPackages.get(pkgName); 7146 if (pkg != null) { 7147 return applyPostServiceResolutionFilter( 7148 mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 7149 userId), 7150 instantAppPkgName); 7151 } 7152 return Collections.emptyList(); 7153 } 7154 } 7155 7156 private List<ResolveInfo> applyPostServiceResolutionFilter(List<ResolveInfo> resolveInfos, 7157 String instantAppPkgName) { 7158 // TODO: When adding on-demand split support for non-instant apps, remove this check 7159 // and always apply post filtering 7160 if (instantAppPkgName == null) { 7161 return resolveInfos; 7162 } 7163 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 7164 final ResolveInfo info = resolveInfos.get(i); 7165 final boolean isEphemeralApp = info.serviceInfo.applicationInfo.isInstantApp(); 7166 // allow services that are defined in the provided package 7167 if (isEphemeralApp && instantAppPkgName.equals(info.serviceInfo.packageName)) { 7168 if (info.serviceInfo.splitName != null 7169 && !ArrayUtils.contains(info.serviceInfo.applicationInfo.splitNames, 7170 info.serviceInfo.splitName)) { 7171 // requested service is defined in a split that hasn't been installed yet. 7172 // add the installer to the resolve list 7173 if (DEBUG_EPHEMERAL) { 7174 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 7175 } 7176 final ResolveInfo installerInfo = new ResolveInfo(mInstantAppInstallerInfo); 7177 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 7178 info.serviceInfo.packageName, info.serviceInfo.splitName, 7179 info.serviceInfo.applicationInfo.versionCode); 7180 // make sure this resolver is the default 7181 installerInfo.isDefault = true; 7182 installerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 7183 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 7184 // add a non-generic filter 7185 installerInfo.filter = new IntentFilter(); 7186 // load resources from the correct package 7187 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 7188 resolveInfos.set(i, installerInfo); 7189 } 7190 continue; 7191 } 7192 // allow services that have been explicitly exposed to ephemeral apps 7193 if (!isEphemeralApp 7194 && ((info.serviceInfo.flags & ActivityInfo.FLAG_VISIBLE_TO_EPHEMERAL) != 0)) { 7195 continue; 7196 } 7197 resolveInfos.remove(i); 7198 } 7199 return resolveInfos; 7200 } 7201 7202 @Override 7203 public @NonNull ParceledListSlice<ResolveInfo> queryIntentContentProviders(Intent intent, 7204 String resolvedType, int flags, int userId) { 7205 return new ParceledListSlice<>( 7206 queryIntentContentProvidersInternal(intent, resolvedType, flags, userId)); 7207 } 7208 7209 private @NonNull List<ResolveInfo> queryIntentContentProvidersInternal( 7210 Intent intent, String resolvedType, int flags, int userId) { 7211 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7212 final int callingUid = Binder.getCallingUid(); 7213 final String instantAppPkgName = getInstantAppPackageName(callingUid); 7214 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7215 false /*includeInstantApps*/); 7216 ComponentName comp = intent.getComponent(); 7217 if (comp == null) { 7218 if (intent.getSelector() != null) { 7219 intent = intent.getSelector(); 7220 comp = intent.getComponent(); 7221 } 7222 } 7223 if (comp != null) { 7224 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7225 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 7226 if (pi != null) { 7227 // When specifying an explicit component, we prevent the provider from being 7228 // used when either 1) the provider is in an instant application and the 7229 // caller is not the same instant application or 2) the calling package is an 7230 // instant application and the provider is not visible to instant applications. 7231 final boolean matchInstantApp = 7232 (flags & PackageManager.MATCH_INSTANT) != 0; 7233 final boolean matchVisibleToInstantAppOnly = 7234 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 7235 final boolean isCallerInstantApp = 7236 instantAppPkgName != null; 7237 final boolean isTargetSameInstantApp = 7238 comp.getPackageName().equals(instantAppPkgName); 7239 final boolean isTargetInstantApp = 7240 (pi.applicationInfo.privateFlags 7241 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 7242 final boolean isTargetHiddenFromInstantApp = 7243 (pi.flags & ProviderInfo.FLAG_VISIBLE_TO_EPHEMERAL) == 0; 7244 final boolean blockResolution = 7245 !isTargetSameInstantApp 7246 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 7247 || (matchVisibleToInstantAppOnly && isCallerInstantApp 7248 && isTargetHiddenFromInstantApp)); 7249 if (!blockResolution) { 7250 final ResolveInfo ri = new ResolveInfo(); 7251 ri.providerInfo = pi; 7252 list.add(ri); 7253 } 7254 } 7255 return list; 7256 } 7257 7258 // reader 7259 synchronized (mPackages) { 7260 String pkgName = intent.getPackage(); 7261 if (pkgName == null) { 7262 return applyPostContentProviderResolutionFilter( 7263 mProviders.queryIntent(intent, resolvedType, flags, userId), 7264 instantAppPkgName); 7265 } 7266 final PackageParser.Package pkg = mPackages.get(pkgName); 7267 if (pkg != null) { 7268 return applyPostContentProviderResolutionFilter( 7269 mProviders.queryIntentForPackage( 7270 intent, resolvedType, flags, pkg.providers, userId), 7271 instantAppPkgName); 7272 } 7273 return Collections.emptyList(); 7274 } 7275 } 7276 7277 private List<ResolveInfo> applyPostContentProviderResolutionFilter( 7278 List<ResolveInfo> resolveInfos, String instantAppPkgName) { 7279 // TODO: When adding on-demand split support for non-instant applications, remove 7280 // this check and always apply post filtering 7281 if (instantAppPkgName == null) { 7282 return resolveInfos; 7283 } 7284 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 7285 final ResolveInfo info = resolveInfos.get(i); 7286 final boolean isEphemeralApp = info.providerInfo.applicationInfo.isInstantApp(); 7287 // allow providers that are defined in the provided package 7288 if (isEphemeralApp && instantAppPkgName.equals(info.providerInfo.packageName)) { 7289 if (info.providerInfo.splitName != null 7290 && !ArrayUtils.contains(info.providerInfo.applicationInfo.splitNames, 7291 info.providerInfo.splitName)) { 7292 // requested provider is defined in a split that hasn't been installed yet. 7293 // add the installer to the resolve list 7294 if (DEBUG_EPHEMERAL) { 7295 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 7296 } 7297 final ResolveInfo installerInfo = new ResolveInfo(mInstantAppInstallerInfo); 7298 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 7299 info.providerInfo.packageName, info.providerInfo.splitName, 7300 info.providerInfo.applicationInfo.versionCode); 7301 // make sure this resolver is the default 7302 installerInfo.isDefault = true; 7303 installerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 7304 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 7305 // add a non-generic filter 7306 installerInfo.filter = new IntentFilter(); 7307 // load resources from the correct package 7308 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 7309 resolveInfos.set(i, installerInfo); 7310 } 7311 continue; 7312 } 7313 // allow providers that have been explicitly exposed to instant applications 7314 if (!isEphemeralApp 7315 && ((info.providerInfo.flags & ActivityInfo.FLAG_VISIBLE_TO_EPHEMERAL) != 0)) { 7316 continue; 7317 } 7318 resolveInfos.remove(i); 7319 } 7320 return resolveInfos; 7321 } 7322 7323 @Override 7324 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 7325 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7326 flags = updateFlagsForPackage(flags, userId, null); 7327 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7328 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7329 true /* requireFullPermission */, false /* checkShell */, 7330 "get installed packages"); 7331 7332 // writer 7333 synchronized (mPackages) { 7334 ArrayList<PackageInfo> list; 7335 if (listUninstalled) { 7336 list = new ArrayList<>(mSettings.mPackages.size()); 7337 for (PackageSetting ps : mSettings.mPackages.values()) { 7338 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 7339 continue; 7340 } 7341 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 7342 if (pi != null) { 7343 list.add(pi); 7344 } 7345 } 7346 } else { 7347 list = new ArrayList<>(mPackages.size()); 7348 for (PackageParser.Package p : mPackages.values()) { 7349 if (filterSharedLibPackageLPr((PackageSetting) p.mExtras, 7350 Binder.getCallingUid(), userId)) { 7351 continue; 7352 } 7353 final PackageInfo pi = generatePackageInfo((PackageSetting) 7354 p.mExtras, flags, userId); 7355 if (pi != null) { 7356 list.add(pi); 7357 } 7358 } 7359 } 7360 7361 return new ParceledListSlice<>(list); 7362 } 7363 } 7364 7365 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 7366 String[] permissions, boolean[] tmp, int flags, int userId) { 7367 int numMatch = 0; 7368 final PermissionsState permissionsState = ps.getPermissionsState(); 7369 for (int i=0; i<permissions.length; i++) { 7370 final String permission = permissions[i]; 7371 if (permissionsState.hasPermission(permission, userId)) { 7372 tmp[i] = true; 7373 numMatch++; 7374 } else { 7375 tmp[i] = false; 7376 } 7377 } 7378 if (numMatch == 0) { 7379 return; 7380 } 7381 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 7382 7383 // The above might return null in cases of uninstalled apps or install-state 7384 // skew across users/profiles. 7385 if (pi != null) { 7386 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 7387 if (numMatch == permissions.length) { 7388 pi.requestedPermissions = permissions; 7389 } else { 7390 pi.requestedPermissions = new String[numMatch]; 7391 numMatch = 0; 7392 for (int i=0; i<permissions.length; i++) { 7393 if (tmp[i]) { 7394 pi.requestedPermissions[numMatch] = permissions[i]; 7395 numMatch++; 7396 } 7397 } 7398 } 7399 } 7400 list.add(pi); 7401 } 7402 } 7403 7404 @Override 7405 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 7406 String[] permissions, int flags, int userId) { 7407 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7408 flags = updateFlagsForPackage(flags, userId, permissions); 7409 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7410 true /* requireFullPermission */, false /* checkShell */, 7411 "get packages holding permissions"); 7412 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7413 7414 // writer 7415 synchronized (mPackages) { 7416 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 7417 boolean[] tmpBools = new boolean[permissions.length]; 7418 if (listUninstalled) { 7419 for (PackageSetting ps : mSettings.mPackages.values()) { 7420 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 7421 userId); 7422 } 7423 } else { 7424 for (PackageParser.Package pkg : mPackages.values()) { 7425 PackageSetting ps = (PackageSetting)pkg.mExtras; 7426 if (ps != null) { 7427 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 7428 userId); 7429 } 7430 } 7431 } 7432 7433 return new ParceledListSlice<PackageInfo>(list); 7434 } 7435 } 7436 7437 @Override 7438 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 7439 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7440 flags = updateFlagsForApplication(flags, userId, null); 7441 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7442 7443 // writer 7444 synchronized (mPackages) { 7445 ArrayList<ApplicationInfo> list; 7446 if (listUninstalled) { 7447 list = new ArrayList<>(mSettings.mPackages.size()); 7448 for (PackageSetting ps : mSettings.mPackages.values()) { 7449 ApplicationInfo ai; 7450 int effectiveFlags = flags; 7451 if (ps.isSystem()) { 7452 effectiveFlags |= PackageManager.MATCH_ANY_USER; 7453 } 7454 if (ps.pkg != null) { 7455 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 7456 continue; 7457 } 7458 ai = PackageParser.generateApplicationInfo(ps.pkg, effectiveFlags, 7459 ps.readUserState(userId), userId); 7460 if (ai != null) { 7461 rebaseEnabledOverlays(ai, userId); 7462 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 7463 } 7464 } else { 7465 // Shared lib filtering done in generateApplicationInfoFromSettingsLPw 7466 // and already converts to externally visible package name 7467 ai = generateApplicationInfoFromSettingsLPw(ps.name, 7468 Binder.getCallingUid(), effectiveFlags, userId); 7469 } 7470 if (ai != null) { 7471 list.add(ai); 7472 } 7473 } 7474 } else { 7475 list = new ArrayList<>(mPackages.size()); 7476 for (PackageParser.Package p : mPackages.values()) { 7477 if (p.mExtras != null) { 7478 PackageSetting ps = (PackageSetting) p.mExtras; 7479 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 7480 continue; 7481 } 7482 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 7483 ps.readUserState(userId), userId); 7484 if (ai != null) { 7485 rebaseEnabledOverlays(ai, userId); 7486 ai.packageName = resolveExternalPackageNameLPr(p); 7487 list.add(ai); 7488 } 7489 } 7490 } 7491 } 7492 7493 return new ParceledListSlice<>(list); 7494 } 7495 } 7496 7497 @Override 7498 public ParceledListSlice<InstantAppInfo> getInstantApps(int userId) { 7499 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7500 return null; 7501 } 7502 7503 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 7504 "getEphemeralApplications"); 7505 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7506 true /* requireFullPermission */, false /* checkShell */, 7507 "getEphemeralApplications"); 7508 synchronized (mPackages) { 7509 List<InstantAppInfo> instantApps = mInstantAppRegistry 7510 .getInstantAppsLPr(userId); 7511 if (instantApps != null) { 7512 return new ParceledListSlice<>(instantApps); 7513 } 7514 } 7515 return null; 7516 } 7517 7518 @Override 7519 public boolean isInstantApp(String packageName, int userId) { 7520 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7521 true /* requireFullPermission */, false /* checkShell */, 7522 "isInstantApp"); 7523 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7524 return false; 7525 } 7526 int uid = Binder.getCallingUid(); 7527 if (Process.isIsolated(uid)) { 7528 uid = mIsolatedOwners.get(uid); 7529 } 7530 7531 synchronized (mPackages) { 7532 final PackageSetting ps = mSettings.mPackages.get(packageName); 7533 PackageParser.Package pkg = mPackages.get(packageName); 7534 final boolean returnAllowed = 7535 ps != null 7536 && (isCallerSameApp(packageName, uid) 7537 || mContext.checkCallingOrSelfPermission( 7538 android.Manifest.permission.ACCESS_INSTANT_APPS) 7539 == PERMISSION_GRANTED 7540 || mInstantAppRegistry.isInstantAccessGranted( 7541 userId, UserHandle.getAppId(uid), ps.appId)); 7542 if (returnAllowed) { 7543 return ps.getInstantApp(userId); 7544 } 7545 } 7546 return false; 7547 } 7548 7549 @Override 7550 public byte[] getInstantAppCookie(String packageName, int userId) { 7551 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7552 return null; 7553 } 7554 7555 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7556 true /* requireFullPermission */, false /* checkShell */, 7557 "getInstantAppCookie"); 7558 if (!isCallerSameApp(packageName, Binder.getCallingUid())) { 7559 return null; 7560 } 7561 synchronized (mPackages) { 7562 return mInstantAppRegistry.getInstantAppCookieLPw( 7563 packageName, userId); 7564 } 7565 } 7566 7567 @Override 7568 public boolean setInstantAppCookie(String packageName, byte[] cookie, int userId) { 7569 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7570 return true; 7571 } 7572 7573 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7574 true /* requireFullPermission */, true /* checkShell */, 7575 "setInstantAppCookie"); 7576 if (!isCallerSameApp(packageName, Binder.getCallingUid())) { 7577 return false; 7578 } 7579 synchronized (mPackages) { 7580 return mInstantAppRegistry.setInstantAppCookieLPw( 7581 packageName, cookie, userId); 7582 } 7583 } 7584 7585 @Override 7586 public Bitmap getInstantAppIcon(String packageName, int userId) { 7587 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7588 return null; 7589 } 7590 7591 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 7592 "getInstantAppIcon"); 7593 7594 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7595 true /* requireFullPermission */, false /* checkShell */, 7596 "getInstantAppIcon"); 7597 7598 synchronized (mPackages) { 7599 return mInstantAppRegistry.getInstantAppIconLPw( 7600 packageName, userId); 7601 } 7602 } 7603 7604 private boolean isCallerSameApp(String packageName, int uid) { 7605 PackageParser.Package pkg = mPackages.get(packageName); 7606 return pkg != null 7607 && UserHandle.getAppId(uid) == pkg.applicationInfo.uid; 7608 } 7609 7610 @Override 7611 public @NonNull ParceledListSlice<ApplicationInfo> getPersistentApplications(int flags) { 7612 return new ParceledListSlice<>(getPersistentApplicationsInternal(flags)); 7613 } 7614 7615 private @NonNull List<ApplicationInfo> getPersistentApplicationsInternal(int flags) { 7616 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 7617 7618 // reader 7619 synchronized (mPackages) { 7620 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 7621 final int userId = UserHandle.getCallingUserId(); 7622 while (i.hasNext()) { 7623 final PackageParser.Package p = i.next(); 7624 if (p.applicationInfo == null) continue; 7625 7626 final boolean matchesUnaware = ((flags & MATCH_DIRECT_BOOT_UNAWARE) != 0) 7627 && !p.applicationInfo.isDirectBootAware(); 7628 final boolean matchesAware = ((flags & MATCH_DIRECT_BOOT_AWARE) != 0) 7629 && p.applicationInfo.isDirectBootAware(); 7630 7631 if ((p.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0 7632 && (!mSafeMode || isSystemApp(p)) 7633 && (matchesUnaware || matchesAware)) { 7634 PackageSetting ps = mSettings.mPackages.get(p.packageName); 7635 if (ps != null) { 7636 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 7637 ps.readUserState(userId), userId); 7638 if (ai != null) { 7639 rebaseEnabledOverlays(ai, userId); 7640 finalList.add(ai); 7641 } 7642 } 7643 } 7644 } 7645 } 7646 7647 return finalList; 7648 } 7649 7650 @Override 7651 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 7652 if (!sUserManager.exists(userId)) return null; 7653 flags = updateFlagsForComponent(flags, userId, name); 7654 final String instantAppPkgName = getInstantAppPackageName(Binder.getCallingUid()); 7655 // reader 7656 synchronized (mPackages) { 7657 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 7658 PackageSetting ps = provider != null 7659 ? mSettings.mPackages.get(provider.owner.packageName) 7660 : null; 7661 if (ps != null) { 7662 final boolean isInstantApp = ps.getInstantApp(userId); 7663 // normal application; filter out instant application provider 7664 if (instantAppPkgName == null && isInstantApp) { 7665 return null; 7666 } 7667 // instant application; filter out other instant applications 7668 if (instantAppPkgName != null 7669 && isInstantApp 7670 && !provider.owner.packageName.equals(instantAppPkgName)) { 7671 return null; 7672 } 7673 // instant application; filter out non-exposed provider 7674 if (instantAppPkgName != null 7675 && !isInstantApp 7676 && (provider.info.flags & ProviderInfo.FLAG_VISIBLE_TO_EPHEMERAL) == 0) { 7677 return null; 7678 } 7679 // provider not enabled 7680 if (!mSettings.isEnabledAndMatchLPr(provider.info, flags, userId)) { 7681 return null; 7682 } 7683 return PackageParser.generateProviderInfo( 7684 provider, flags, ps.readUserState(userId), userId); 7685 } 7686 return null; 7687 } 7688 } 7689 7690 /** 7691 * @deprecated 7692 */ 7693 @Deprecated 7694 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 7695 // reader 7696 synchronized (mPackages) { 7697 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 7698 .entrySet().iterator(); 7699 final int userId = UserHandle.getCallingUserId(); 7700 while (i.hasNext()) { 7701 Map.Entry<String, PackageParser.Provider> entry = i.next(); 7702 PackageParser.Provider p = entry.getValue(); 7703 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 7704 7705 if (ps != null && p.syncable 7706 && (!mSafeMode || (p.info.applicationInfo.flags 7707 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 7708 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 7709 ps.readUserState(userId), userId); 7710 if (info != null) { 7711 outNames.add(entry.getKey()); 7712 outInfo.add(info); 7713 } 7714 } 7715 } 7716 } 7717 } 7718 7719 @Override 7720 public @NonNull ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 7721 int uid, int flags, String metaDataKey) { 7722 final int userId = processName != null ? UserHandle.getUserId(uid) 7723 : UserHandle.getCallingUserId(); 7724 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7725 flags = updateFlagsForComponent(flags, userId, processName); 7726 7727 ArrayList<ProviderInfo> finalList = null; 7728 // reader 7729 synchronized (mPackages) { 7730 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 7731 while (i.hasNext()) { 7732 final PackageParser.Provider p = i.next(); 7733 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 7734 if (ps != null && p.info.authority != null 7735 && (processName == null 7736 || (p.info.processName.equals(processName) 7737 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 7738 && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 7739 7740 // See PM.queryContentProviders()'s javadoc for why we have the metaData 7741 // parameter. 7742 if (metaDataKey != null 7743 && (p.metaData == null || !p.metaData.containsKey(metaDataKey))) { 7744 continue; 7745 } 7746 7747 if (finalList == null) { 7748 finalList = new ArrayList<ProviderInfo>(3); 7749 } 7750 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 7751 ps.readUserState(userId), userId); 7752 if (info != null) { 7753 finalList.add(info); 7754 } 7755 } 7756 } 7757 } 7758 7759 if (finalList != null) { 7760 Collections.sort(finalList, mProviderInitOrderSorter); 7761 return new ParceledListSlice<ProviderInfo>(finalList); 7762 } 7763 7764 return ParceledListSlice.emptyList(); 7765 } 7766 7767 @Override 7768 public InstrumentationInfo getInstrumentationInfo(ComponentName name, int flags) { 7769 // reader 7770 synchronized (mPackages) { 7771 final PackageParser.Instrumentation i = mInstrumentation.get(name); 7772 return PackageParser.generateInstrumentationInfo(i, flags); 7773 } 7774 } 7775 7776 @Override 7777 public @NonNull ParceledListSlice<InstrumentationInfo> queryInstrumentation( 7778 String targetPackage, int flags) { 7779 return new ParceledListSlice<>(queryInstrumentationInternal(targetPackage, flags)); 7780 } 7781 7782 private @NonNull List<InstrumentationInfo> queryInstrumentationInternal(String targetPackage, 7783 int flags) { 7784 ArrayList<InstrumentationInfo> finalList = new ArrayList<InstrumentationInfo>(); 7785 7786 // reader 7787 synchronized (mPackages) { 7788 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 7789 while (i.hasNext()) { 7790 final PackageParser.Instrumentation p = i.next(); 7791 if (targetPackage == null 7792 || targetPackage.equals(p.info.targetPackage)) { 7793 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 7794 flags); 7795 if (ii != null) { 7796 finalList.add(ii); 7797 } 7798 } 7799 } 7800 } 7801 7802 return finalList; 7803 } 7804 7805 private void scanDirTracedLI(File dir, final int parseFlags, int scanFlags, long currentTime) { 7806 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir [" + dir.getAbsolutePath() + "]"); 7807 try { 7808 scanDirLI(dir, parseFlags, scanFlags, currentTime); 7809 } finally { 7810 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7811 } 7812 } 7813 7814 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 7815 final File[] files = dir.listFiles(); 7816 if (ArrayUtils.isEmpty(files)) { 7817 Log.d(TAG, "No files in app dir " + dir); 7818 return; 7819 } 7820 7821 if (DEBUG_PACKAGE_SCANNING) { 7822 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 7823 + " flags=0x" + Integer.toHexString(parseFlags)); 7824 } 7825 ParallelPackageParser parallelPackageParser = new ParallelPackageParser( 7826 mSeparateProcesses, mOnlyCore, mMetrics, mCacheDir, mPackageParserCallback); 7827 7828 // Submit files for parsing in parallel 7829 int fileCount = 0; 7830 for (File file : files) { 7831 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 7832 && !PackageInstallerService.isStageName(file.getName()); 7833 if (!isPackage) { 7834 // Ignore entries which are not packages 7835 continue; 7836 } 7837 parallelPackageParser.submit(file, parseFlags); 7838 fileCount++; 7839 } 7840 7841 // Process results one by one 7842 for (; fileCount > 0; fileCount--) { 7843 ParallelPackageParser.ParseResult parseResult = parallelPackageParser.take(); 7844 Throwable throwable = parseResult.throwable; 7845 int errorCode = PackageManager.INSTALL_SUCCEEDED; 7846 7847 if (throwable == null) { 7848 // Static shared libraries have synthetic package names 7849 if (parseResult.pkg.applicationInfo.isStaticSharedLibrary()) { 7850 renameStaticSharedLibraryPackage(parseResult.pkg); 7851 } 7852 try { 7853 if (errorCode == PackageManager.INSTALL_SUCCEEDED) { 7854 scanPackageLI(parseResult.pkg, parseResult.scanFile, parseFlags, scanFlags, 7855 currentTime, null); 7856 } 7857 } catch (PackageManagerException e) { 7858 errorCode = e.error; 7859 Slog.w(TAG, "Failed to scan " + parseResult.scanFile + ": " + e.getMessage()); 7860 } 7861 } else if (throwable instanceof PackageParser.PackageParserException) { 7862 PackageParser.PackageParserException e = (PackageParser.PackageParserException) 7863 throwable; 7864 errorCode = e.error; 7865 Slog.w(TAG, "Failed to parse " + parseResult.scanFile + ": " + e.getMessage()); 7866 } else { 7867 throw new IllegalStateException("Unexpected exception occurred while parsing " 7868 + parseResult.scanFile, throwable); 7869 } 7870 7871 // Delete invalid userdata apps 7872 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 7873 errorCode == PackageManager.INSTALL_FAILED_INVALID_APK) { 7874 logCriticalInfo(Log.WARN, 7875 "Deleting invalid package at " + parseResult.scanFile); 7876 removeCodePathLI(parseResult.scanFile); 7877 } 7878 } 7879 parallelPackageParser.close(); 7880 } 7881 7882 private static File getSettingsProblemFile() { 7883 File dataDir = Environment.getDataDirectory(); 7884 File systemDir = new File(dataDir, "system"); 7885 File fname = new File(systemDir, "uiderrors.txt"); 7886 return fname; 7887 } 7888 7889 static void reportSettingsProblem(int priority, String msg) { 7890 logCriticalInfo(priority, msg); 7891 } 7892 7893 public static void logCriticalInfo(int priority, String msg) { 7894 Slog.println(priority, TAG, msg); 7895 EventLogTags.writePmCriticalInfo(msg); 7896 try { 7897 File fname = getSettingsProblemFile(); 7898 FileOutputStream out = new FileOutputStream(fname, true); 7899 PrintWriter pw = new FastPrintWriter(out); 7900 SimpleDateFormat formatter = new SimpleDateFormat(); 7901 String dateString = formatter.format(new Date(System.currentTimeMillis())); 7902 pw.println(dateString + ": " + msg); 7903 pw.close(); 7904 FileUtils.setPermissions( 7905 fname.toString(), 7906 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 7907 -1, -1); 7908 } catch (java.io.IOException e) { 7909 } 7910 } 7911 7912 private long getLastModifiedTime(PackageParser.Package pkg, File srcFile) { 7913 if (srcFile.isDirectory()) { 7914 final File baseFile = new File(pkg.baseCodePath); 7915 long maxModifiedTime = baseFile.lastModified(); 7916 if (pkg.splitCodePaths != null) { 7917 for (int i = pkg.splitCodePaths.length - 1; i >=0; --i) { 7918 final File splitFile = new File(pkg.splitCodePaths[i]); 7919 maxModifiedTime = Math.max(maxModifiedTime, splitFile.lastModified()); 7920 } 7921 } 7922 return maxModifiedTime; 7923 } 7924 return srcFile.lastModified(); 7925 } 7926 7927 private void collectCertificatesLI(PackageSetting ps, PackageParser.Package pkg, File srcFile, 7928 final int policyFlags) throws PackageManagerException { 7929 // When upgrading from pre-N MR1, verify the package time stamp using the package 7930 // directory and not the APK file. 7931 final long lastModifiedTime = mIsPreNMR1Upgrade 7932 ? new File(pkg.codePath).lastModified() : getLastModifiedTime(pkg, srcFile); 7933 if (ps != null 7934 && ps.codePath.equals(srcFile) 7935 && ps.timeStamp == lastModifiedTime 7936 && !isCompatSignatureUpdateNeeded(pkg) 7937 && !isRecoverSignatureUpdateNeeded(pkg)) { 7938 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 7939 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7940 ArraySet<PublicKey> signingKs; 7941 synchronized (mPackages) { 7942 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 7943 } 7944 if (ps.signatures.mSignatures != null 7945 && ps.signatures.mSignatures.length != 0 7946 && signingKs != null) { 7947 // Optimization: reuse the existing cached certificates 7948 // if the package appears to be unchanged. 7949 pkg.mSignatures = ps.signatures.mSignatures; 7950 pkg.mSigningKeys = signingKs; 7951 return; 7952 } 7953 7954 Slog.w(TAG, "PackageSetting for " + ps.name 7955 + " is missing signatures. Collecting certs again to recover them."); 7956 } else { 7957 Slog.i(TAG, srcFile.toString() + " changed; collecting certs"); 7958 } 7959 7960 try { 7961 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 7962 PackageParser.collectCertificates(pkg, policyFlags); 7963 } catch (PackageParserException e) { 7964 throw PackageManagerException.from(e); 7965 } finally { 7966 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7967 } 7968 } 7969 7970 /** 7971 * Traces a package scan. 7972 * @see #scanPackageLI(File, int, int, long, UserHandle) 7973 */ 7974 private PackageParser.Package scanPackageTracedLI(File scanFile, final int parseFlags, 7975 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 7976 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage [" + scanFile.toString() + "]"); 7977 try { 7978 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 7979 } finally { 7980 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7981 } 7982 } 7983 7984 /** 7985 * Scans a package and returns the newly parsed package. 7986 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 7987 */ 7988 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 7989 long currentTime, UserHandle user) throws PackageManagerException { 7990 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 7991 PackageParser pp = new PackageParser(); 7992 pp.setSeparateProcesses(mSeparateProcesses); 7993 pp.setOnlyCoreApps(mOnlyCore); 7994 pp.setDisplayMetrics(mMetrics); 7995 pp.setCallback(mPackageParserCallback); 7996 7997 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 7998 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 7999 } 8000 8001 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 8002 final PackageParser.Package pkg; 8003 try { 8004 pkg = pp.parsePackage(scanFile, parseFlags); 8005 } catch (PackageParserException e) { 8006 throw PackageManagerException.from(e); 8007 } finally { 8008 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8009 } 8010 8011 // Static shared libraries have synthetic package names 8012 if (pkg.applicationInfo.isStaticSharedLibrary()) { 8013 renameStaticSharedLibraryPackage(pkg); 8014 } 8015 8016 return scanPackageLI(pkg, scanFile, parseFlags, scanFlags, currentTime, user); 8017 } 8018 8019 /** 8020 * Scans a package and returns the newly parsed package. 8021 * @throws PackageManagerException on a parse error. 8022 */ 8023 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, File scanFile, 8024 final int policyFlags, int scanFlags, long currentTime, @Nullable UserHandle user) 8025 throws PackageManagerException { 8026 // If the package has children and this is the first dive in the function 8027 // we scan the package with the SCAN_CHECK_ONLY flag set to see whether all 8028 // packages (parent and children) would be successfully scanned before the 8029 // actual scan since scanning mutates internal state and we want to atomically 8030 // install the package and its children. 8031 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 8032 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 8033 scanFlags |= SCAN_CHECK_ONLY; 8034 } 8035 } else { 8036 scanFlags &= ~SCAN_CHECK_ONLY; 8037 } 8038 8039 // Scan the parent 8040 PackageParser.Package scannedPkg = scanPackageInternalLI(pkg, scanFile, policyFlags, 8041 scanFlags, currentTime, user); 8042 8043 // Scan the children 8044 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8045 for (int i = 0; i < childCount; i++) { 8046 PackageParser.Package childPackage = pkg.childPackages.get(i); 8047 scanPackageInternalLI(childPackage, scanFile, policyFlags, scanFlags, 8048 currentTime, user); 8049 } 8050 8051 8052 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 8053 return scanPackageLI(pkg, scanFile, policyFlags, scanFlags, currentTime, user); 8054 } 8055 8056 return scannedPkg; 8057 } 8058 8059 /** 8060 * Scans a package and returns the newly parsed package. 8061 * @throws PackageManagerException on a parse error. 8062 */ 8063 private PackageParser.Package scanPackageInternalLI(PackageParser.Package pkg, File scanFile, 8064 int policyFlags, int scanFlags, long currentTime, @Nullable UserHandle user) 8065 throws PackageManagerException { 8066 PackageSetting ps = null; 8067 PackageSetting updatedPkg; 8068 // reader 8069 synchronized (mPackages) { 8070 // Look to see if we already know about this package. 8071 String oldName = mSettings.getRenamedPackageLPr(pkg.packageName); 8072 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 8073 // This package has been renamed to its original name. Let's 8074 // use that. 8075 ps = mSettings.getPackageLPr(oldName); 8076 } 8077 // If there was no original package, see one for the real package name. 8078 if (ps == null) { 8079 ps = mSettings.getPackageLPr(pkg.packageName); 8080 } 8081 // Check to see if this package could be hiding/updating a system 8082 // package. Must look for it either under the original or real 8083 // package name depending on our state. 8084 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 8085 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 8086 8087 // If this is a package we don't know about on the system partition, we 8088 // may need to remove disabled child packages on the system partition 8089 // or may need to not add child packages if the parent apk is updated 8090 // on the data partition and no longer defines this child package. 8091 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 8092 // If this is a parent package for an updated system app and this system 8093 // app got an OTA update which no longer defines some of the child packages 8094 // we have to prune them from the disabled system packages. 8095 PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(pkg.packageName); 8096 if (disabledPs != null) { 8097 final int scannedChildCount = (pkg.childPackages != null) 8098 ? pkg.childPackages.size() : 0; 8099 final int disabledChildCount = disabledPs.childPackageNames != null 8100 ? disabledPs.childPackageNames.size() : 0; 8101 for (int i = 0; i < disabledChildCount; i++) { 8102 String disabledChildPackageName = disabledPs.childPackageNames.get(i); 8103 boolean disabledPackageAvailable = false; 8104 for (int j = 0; j < scannedChildCount; j++) { 8105 PackageParser.Package childPkg = pkg.childPackages.get(j); 8106 if (childPkg.packageName.equals(disabledChildPackageName)) { 8107 disabledPackageAvailable = true; 8108 break; 8109 } 8110 } 8111 if (!disabledPackageAvailable) { 8112 mSettings.removeDisabledSystemPackageLPw(disabledChildPackageName); 8113 } 8114 } 8115 } 8116 } 8117 } 8118 8119 boolean updatedPkgBetter = false; 8120 // First check if this is a system package that may involve an update 8121 if (updatedPkg != null && (policyFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 8122 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 8123 // it needs to drop FLAG_PRIVILEGED. 8124 if (locationIsPrivileged(scanFile)) { 8125 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 8126 } else { 8127 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 8128 } 8129 8130 if (ps != null && !ps.codePath.equals(scanFile)) { 8131 // The path has changed from what was last scanned... check the 8132 // version of the new path against what we have stored to determine 8133 // what to do. 8134 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 8135 if (pkg.mVersionCode <= ps.versionCode) { 8136 // The system package has been updated and the code path does not match 8137 // Ignore entry. Skip it. 8138 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 8139 + " ignored: updated version " + ps.versionCode 8140 + " better than this " + pkg.mVersionCode); 8141 if (!updatedPkg.codePath.equals(scanFile)) { 8142 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg " 8143 + ps.name + " changing from " + updatedPkg.codePathString 8144 + " to " + scanFile); 8145 updatedPkg.codePath = scanFile; 8146 updatedPkg.codePathString = scanFile.toString(); 8147 updatedPkg.resourcePath = scanFile; 8148 updatedPkg.resourcePathString = scanFile.toString(); 8149 } 8150 updatedPkg.pkg = pkg; 8151 updatedPkg.versionCode = pkg.mVersionCode; 8152 8153 // Update the disabled system child packages to point to the package too. 8154 final int childCount = updatedPkg.childPackageNames != null 8155 ? updatedPkg.childPackageNames.size() : 0; 8156 for (int i = 0; i < childCount; i++) { 8157 String childPackageName = updatedPkg.childPackageNames.get(i); 8158 PackageSetting updatedChildPkg = mSettings.getDisabledSystemPkgLPr( 8159 childPackageName); 8160 if (updatedChildPkg != null) { 8161 updatedChildPkg.pkg = pkg; 8162 updatedChildPkg.versionCode = pkg.mVersionCode; 8163 } 8164 } 8165 8166 throw new PackageManagerException(Log.WARN, "Package " + ps.name + " at " 8167 + scanFile + " ignored: updated version " + ps.versionCode 8168 + " better than this " + pkg.mVersionCode); 8169 } else { 8170 // The current app on the system partition is better than 8171 // what we have updated to on the data partition; switch 8172 // back to the system partition version. 8173 // At this point, its safely assumed that package installation for 8174 // apps in system partition will go through. If not there won't be a working 8175 // version of the app 8176 // writer 8177 synchronized (mPackages) { 8178 // Just remove the loaded entries from package lists. 8179 mPackages.remove(ps.name); 8180 } 8181 8182 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 8183 + " reverting from " + ps.codePathString 8184 + ": new version " + pkg.mVersionCode 8185 + " better than installed " + ps.versionCode); 8186 8187 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 8188 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 8189 synchronized (mInstallLock) { 8190 args.cleanUpResourcesLI(); 8191 } 8192 synchronized (mPackages) { 8193 mSettings.enableSystemPackageLPw(ps.name); 8194 } 8195 updatedPkgBetter = true; 8196 } 8197 } 8198 } 8199 8200 if (updatedPkg != null) { 8201 // An updated system app will not have the PARSE_IS_SYSTEM flag set 8202 // initially 8203 policyFlags |= PackageParser.PARSE_IS_SYSTEM; 8204 8205 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 8206 // flag set initially 8207 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 8208 policyFlags |= PackageParser.PARSE_IS_PRIVILEGED; 8209 } 8210 } 8211 8212 // Verify certificates against what was last scanned 8213 collectCertificatesLI(ps, pkg, scanFile, policyFlags); 8214 8215 /* 8216 * A new system app appeared, but we already had a non-system one of the 8217 * same name installed earlier. 8218 */ 8219 boolean shouldHideSystemApp = false; 8220 if (updatedPkg == null && ps != null 8221 && (policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 8222 /* 8223 * Check to make sure the signatures match first. If they don't, 8224 * wipe the installed application and its data. 8225 */ 8226 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 8227 != PackageManager.SIGNATURE_MATCH) { 8228 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 8229 + " signatures don't match existing userdata copy; removing"); 8230 try (PackageFreezer freezer = freezePackage(pkg.packageName, 8231 "scanPackageInternalLI")) { 8232 deletePackageLIF(pkg.packageName, null, true, null, 0, null, false, null); 8233 } 8234 ps = null; 8235 } else { 8236 /* 8237 * If the newly-added system app is an older version than the 8238 * already installed version, hide it. It will be scanned later 8239 * and re-added like an update. 8240 */ 8241 if (pkg.mVersionCode <= ps.versionCode) { 8242 shouldHideSystemApp = true; 8243 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 8244 + " but new version " + pkg.mVersionCode + " better than installed " 8245 + ps.versionCode + "; hiding system"); 8246 } else { 8247 /* 8248 * The newly found system app is a newer version that the 8249 * one previously installed. Simply remove the 8250 * already-installed application and replace it with our own 8251 * while keeping the application data. 8252 */ 8253 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 8254 + " reverting from " + ps.codePathString + ": new version " 8255 + pkg.mVersionCode + " better than installed " + ps.versionCode); 8256 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 8257 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 8258 synchronized (mInstallLock) { 8259 args.cleanUpResourcesLI(); 8260 } 8261 } 8262 } 8263 } 8264 8265 // The apk is forward locked (not public) if its code and resources 8266 // are kept in different files. (except for app in either system or 8267 // vendor path). 8268 // TODO grab this value from PackageSettings 8269 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 8270 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 8271 policyFlags |= PackageParser.PARSE_FORWARD_LOCK; 8272 } 8273 } 8274 8275 // TODO: extend to support forward-locked splits 8276 String resourcePath = null; 8277 String baseResourcePath = null; 8278 if ((policyFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 8279 if (ps != null && ps.resourcePathString != null) { 8280 resourcePath = ps.resourcePathString; 8281 baseResourcePath = ps.resourcePathString; 8282 } else { 8283 // Should not happen at all. Just log an error. 8284 Slog.e(TAG, "Resource path not set for package " + pkg.packageName); 8285 } 8286 } else { 8287 resourcePath = pkg.codePath; 8288 baseResourcePath = pkg.baseCodePath; 8289 } 8290 8291 // Set application objects path explicitly. 8292 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 8293 pkg.setApplicationInfoCodePath(pkg.codePath); 8294 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 8295 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 8296 pkg.setApplicationInfoResourcePath(resourcePath); 8297 pkg.setApplicationInfoBaseResourcePath(baseResourcePath); 8298 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 8299 8300 final int userId = ((user == null) ? 0 : user.getIdentifier()); 8301 if (ps != null && ps.getInstantApp(userId)) { 8302 scanFlags |= SCAN_AS_INSTANT_APP; 8303 } 8304 8305 // Note that we invoke the following method only if we are about to unpack an application 8306 PackageParser.Package scannedPkg = scanPackageLI(pkg, policyFlags, scanFlags 8307 | SCAN_UPDATE_SIGNATURE, currentTime, user); 8308 8309 /* 8310 * If the system app should be overridden by a previously installed 8311 * data, hide the system app now and let the /data/app scan pick it up 8312 * again. 8313 */ 8314 if (shouldHideSystemApp) { 8315 synchronized (mPackages) { 8316 mSettings.disableSystemPackageLPw(pkg.packageName, true); 8317 } 8318 } 8319 8320 return scannedPkg; 8321 } 8322 8323 private void renameStaticSharedLibraryPackage(PackageParser.Package pkg) { 8324 // Derive the new package synthetic package name 8325 pkg.setPackageName(pkg.packageName + STATIC_SHARED_LIB_DELIMITER 8326 + pkg.staticSharedLibVersion); 8327 } 8328 8329 private static String fixProcessName(String defProcessName, 8330 String processName) { 8331 if (processName == null) { 8332 return defProcessName; 8333 } 8334 return processName; 8335 } 8336 8337 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 8338 throws PackageManagerException { 8339 if (pkgSetting.signatures.mSignatures != null) { 8340 // Already existing package. Make sure signatures match 8341 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 8342 == PackageManager.SIGNATURE_MATCH; 8343 if (!match) { 8344 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 8345 == PackageManager.SIGNATURE_MATCH; 8346 } 8347 if (!match) { 8348 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 8349 == PackageManager.SIGNATURE_MATCH; 8350 } 8351 if (!match) { 8352 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 8353 + pkg.packageName + " signatures do not match the " 8354 + "previously installed version; ignoring!"); 8355 } 8356 } 8357 8358 // Check for shared user signatures 8359 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 8360 // Already existing package. Make sure signatures match 8361 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 8362 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 8363 if (!match) { 8364 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 8365 == PackageManager.SIGNATURE_MATCH; 8366 } 8367 if (!match) { 8368 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 8369 == PackageManager.SIGNATURE_MATCH; 8370 } 8371 if (!match) { 8372 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 8373 "Package " + pkg.packageName 8374 + " has no signatures that match those in shared user " 8375 + pkgSetting.sharedUser.name + "; ignoring!"); 8376 } 8377 } 8378 } 8379 8380 /** 8381 * Enforces that only the system UID or root's UID can call a method exposed 8382 * via Binder. 8383 * 8384 * @param message used as message if SecurityException is thrown 8385 * @throws SecurityException if the caller is not system or root 8386 */ 8387 private static final void enforceSystemOrRoot(String message) { 8388 final int uid = Binder.getCallingUid(); 8389 if (uid != Process.SYSTEM_UID && uid != 0) { 8390 throw new SecurityException(message); 8391 } 8392 } 8393 8394 @Override 8395 public void performFstrimIfNeeded() { 8396 enforceSystemOrRoot("Only the system can request fstrim"); 8397 8398 // Before everything else, see whether we need to fstrim. 8399 try { 8400 IStorageManager sm = PackageHelper.getStorageManager(); 8401 if (sm != null) { 8402 boolean doTrim = false; 8403 final long interval = android.provider.Settings.Global.getLong( 8404 mContext.getContentResolver(), 8405 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 8406 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 8407 if (interval > 0) { 8408 final long timeSinceLast = System.currentTimeMillis() - sm.lastMaintenance(); 8409 if (timeSinceLast > interval) { 8410 doTrim = true; 8411 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 8412 + "; running immediately"); 8413 } 8414 } 8415 if (doTrim) { 8416 final boolean dexOptDialogShown; 8417 synchronized (mPackages) { 8418 dexOptDialogShown = mDexOptDialogShown; 8419 } 8420 if (!isFirstBoot() && dexOptDialogShown) { 8421 try { 8422 ActivityManager.getService().showBootMessage( 8423 mContext.getResources().getString( 8424 R.string.android_upgrading_fstrim), true); 8425 } catch (RemoteException e) { 8426 } 8427 } 8428 sm.runMaintenance(); 8429 } 8430 } else { 8431 Slog.e(TAG, "storageManager service unavailable!"); 8432 } 8433 } catch (RemoteException e) { 8434 // Can't happen; StorageManagerService is local 8435 } 8436 } 8437 8438 @Override 8439 public void updatePackagesIfNeeded() { 8440 enforceSystemOrRoot("Only the system can request package update"); 8441 8442 // We need to re-extract after an OTA. 8443 boolean causeUpgrade = isUpgrade(); 8444 8445 // First boot or factory reset. 8446 // Note: we also handle devices that are upgrading to N right now as if it is their 8447 // first boot, as they do not have profile data. 8448 boolean causeFirstBoot = isFirstBoot() || mIsPreNUpgrade; 8449 8450 // We need to re-extract after a pruned cache, as AoT-ed files will be out of date. 8451 boolean causePrunedCache = VMRuntime.didPruneDalvikCache(); 8452 8453 if (!causeUpgrade && !causeFirstBoot && !causePrunedCache) { 8454 return; 8455 } 8456 8457 List<PackageParser.Package> pkgs; 8458 synchronized (mPackages) { 8459 pkgs = PackageManagerServiceUtils.getPackagesForDexopt(mPackages.values(), this); 8460 } 8461 8462 final long startTime = System.nanoTime(); 8463 final int[] stats = performDexOptUpgrade(pkgs, mIsPreNUpgrade /* showDialog */, 8464 getCompilerFilterForReason(causeFirstBoot ? REASON_FIRST_BOOT : REASON_BOOT)); 8465 8466 final int elapsedTimeSeconds = 8467 (int) TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - startTime); 8468 8469 MetricsLogger.histogram(mContext, "opt_dialog_num_dexopted", stats[0]); 8470 MetricsLogger.histogram(mContext, "opt_dialog_num_skipped", stats[1]); 8471 MetricsLogger.histogram(mContext, "opt_dialog_num_failed", stats[2]); 8472 MetricsLogger.histogram(mContext, "opt_dialog_num_total", getOptimizablePackages().size()); 8473 MetricsLogger.histogram(mContext, "opt_dialog_time_s", elapsedTimeSeconds); 8474 } 8475 8476 /** 8477 * Performs dexopt on the set of packages in {@code packages} and returns an int array 8478 * containing statistics about the invocation. The array consists of three elements, 8479 * which are (in order) {@code numberOfPackagesOptimized}, {@code numberOfPackagesSkipped} 8480 * and {@code numberOfPackagesFailed}. 8481 */ 8482 private int[] performDexOptUpgrade(List<PackageParser.Package> pkgs, boolean showDialog, 8483 String compilerFilter) { 8484 8485 int numberOfPackagesVisited = 0; 8486 int numberOfPackagesOptimized = 0; 8487 int numberOfPackagesSkipped = 0; 8488 int numberOfPackagesFailed = 0; 8489 final int numberOfPackagesToDexopt = pkgs.size(); 8490 8491 for (PackageParser.Package pkg : pkgs) { 8492 numberOfPackagesVisited++; 8493 8494 if (!PackageDexOptimizer.canOptimizePackage(pkg)) { 8495 if (DEBUG_DEXOPT) { 8496 Log.i(TAG, "Skipping update of of non-optimizable app " + pkg.packageName); 8497 } 8498 numberOfPackagesSkipped++; 8499 continue; 8500 } 8501 8502 if (DEBUG_DEXOPT) { 8503 Log.i(TAG, "Updating app " + numberOfPackagesVisited + " of " + 8504 numberOfPackagesToDexopt + ": " + pkg.packageName); 8505 } 8506 8507 if (showDialog) { 8508 try { 8509 ActivityManager.getService().showBootMessage( 8510 mContext.getResources().getString(R.string.android_upgrading_apk, 8511 numberOfPackagesVisited, numberOfPackagesToDexopt), true); 8512 } catch (RemoteException e) { 8513 } 8514 synchronized (mPackages) { 8515 mDexOptDialogShown = true; 8516 } 8517 } 8518 8519 // If the OTA updates a system app which was previously preopted to a non-preopted state 8520 // the app might end up being verified at runtime. That's because by default the apps 8521 // are verify-profile but for preopted apps there's no profile. 8522 // Do a hacky check to ensure that if we have no profiles (a reasonable indication 8523 // that before the OTA the app was preopted) the app gets compiled with a non-profile 8524 // filter (by default interpret-only). 8525 // Note that at this stage unused apps are already filtered. 8526 if (isSystemApp(pkg) && 8527 DexFile.isProfileGuidedCompilerFilter(compilerFilter) && 8528 !Environment.getReferenceProfile(pkg.packageName).exists()) { 8529 compilerFilter = getNonProfileGuidedCompilerFilter(compilerFilter); 8530 } 8531 8532 // checkProfiles is false to avoid merging profiles during boot which 8533 // might interfere with background compilation (b/28612421). 8534 // Unfortunately this will also means that "pm.dexopt.boot=speed-profile" will 8535 // behave differently than "pm.dexopt.bg-dexopt=speed-profile" but that's a 8536 // trade-off worth doing to save boot time work. 8537 int dexOptStatus = performDexOptTraced(pkg.packageName, 8538 false /* checkProfiles */, 8539 compilerFilter, 8540 false /* force */); 8541 switch (dexOptStatus) { 8542 case PackageDexOptimizer.DEX_OPT_PERFORMED: 8543 numberOfPackagesOptimized++; 8544 break; 8545 case PackageDexOptimizer.DEX_OPT_SKIPPED: 8546 numberOfPackagesSkipped++; 8547 break; 8548 case PackageDexOptimizer.DEX_OPT_FAILED: 8549 numberOfPackagesFailed++; 8550 break; 8551 default: 8552 Log.e(TAG, "Unexpected dexopt return code " + dexOptStatus); 8553 break; 8554 } 8555 } 8556 8557 return new int[] { numberOfPackagesOptimized, numberOfPackagesSkipped, 8558 numberOfPackagesFailed }; 8559 } 8560 8561 @Override 8562 public void notifyPackageUse(String packageName, int reason) { 8563 synchronized (mPackages) { 8564 PackageParser.Package p = mPackages.get(packageName); 8565 if (p == null) { 8566 return; 8567 } 8568 p.mLastPackageUsageTimeInMills[reason] = System.currentTimeMillis(); 8569 } 8570 } 8571 8572 @Override 8573 public void notifyDexLoad(String loadingPackageName, List<String> dexPaths, String loaderIsa) { 8574 int userId = UserHandle.getCallingUserId(); 8575 ApplicationInfo ai = getApplicationInfo(loadingPackageName, /*flags*/ 0, userId); 8576 if (ai == null) { 8577 Slog.w(TAG, "Loading a package that does not exist for the calling user. package=" 8578 + loadingPackageName + ", user=" + userId); 8579 return; 8580 } 8581 mDexManager.notifyDexLoad(ai, dexPaths, loaderIsa, userId); 8582 } 8583 8584 // TODO: this is not used nor needed. Delete it. 8585 @Override 8586 public boolean performDexOptIfNeeded(String packageName) { 8587 int dexOptStatus = performDexOptTraced(packageName, 8588 false /* checkProfiles */, getFullCompilerFilter(), false /* force */); 8589 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 8590 } 8591 8592 @Override 8593 public boolean performDexOpt(String packageName, 8594 boolean checkProfiles, int compileReason, boolean force) { 8595 int dexOptStatus = performDexOptTraced(packageName, checkProfiles, 8596 getCompilerFilterForReason(compileReason), force); 8597 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 8598 } 8599 8600 @Override 8601 public boolean performDexOptMode(String packageName, 8602 boolean checkProfiles, String targetCompilerFilter, boolean force) { 8603 int dexOptStatus = performDexOptTraced(packageName, checkProfiles, 8604 targetCompilerFilter, force); 8605 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 8606 } 8607 8608 private int performDexOptTraced(String packageName, 8609 boolean checkProfiles, String targetCompilerFilter, boolean force) { 8610 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 8611 try { 8612 return performDexOptInternal(packageName, checkProfiles, 8613 targetCompilerFilter, force); 8614 } finally { 8615 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8616 } 8617 } 8618 8619 // Run dexopt on a given package. Returns true if dexopt did not fail, i.e. 8620 // if the package can now be considered up to date for the given filter. 8621 private int performDexOptInternal(String packageName, 8622 boolean checkProfiles, String targetCompilerFilter, boolean force) { 8623 PackageParser.Package p; 8624 synchronized (mPackages) { 8625 p = mPackages.get(packageName); 8626 if (p == null) { 8627 // Package could not be found. Report failure. 8628 return PackageDexOptimizer.DEX_OPT_FAILED; 8629 } 8630 mPackageUsage.maybeWriteAsync(mPackages); 8631 mCompilerStats.maybeWriteAsync(); 8632 } 8633 long callingId = Binder.clearCallingIdentity(); 8634 try { 8635 synchronized (mInstallLock) { 8636 return performDexOptInternalWithDependenciesLI(p, checkProfiles, 8637 targetCompilerFilter, force); 8638 } 8639 } finally { 8640 Binder.restoreCallingIdentity(callingId); 8641 } 8642 } 8643 8644 public ArraySet<String> getOptimizablePackages() { 8645 ArraySet<String> pkgs = new ArraySet<String>(); 8646 synchronized (mPackages) { 8647 for (PackageParser.Package p : mPackages.values()) { 8648 if (PackageDexOptimizer.canOptimizePackage(p)) { 8649 pkgs.add(p.packageName); 8650 } 8651 } 8652 } 8653 return pkgs; 8654 } 8655 8656 private int performDexOptInternalWithDependenciesLI(PackageParser.Package p, 8657 boolean checkProfiles, String targetCompilerFilter, 8658 boolean force) { 8659 // Select the dex optimizer based on the force parameter. 8660 // Note: The force option is rarely used (cmdline input for testing, mostly), so it's OK to 8661 // allocate an object here. 8662 PackageDexOptimizer pdo = force 8663 ? new PackageDexOptimizer.ForcedUpdatePackageDexOptimizer(mPackageDexOptimizer) 8664 : mPackageDexOptimizer; 8665 8666 // Dexopt all dependencies first. Note: we ignore the return value and march on 8667 // on errors. 8668 // Note that we are going to call performDexOpt on those libraries as many times as 8669 // they are referenced in packages. When we do a batch of performDexOpt (for example 8670 // at boot, or background job), the passed 'targetCompilerFilter' stays the same, 8671 // and the first package that uses the library will dexopt it. The 8672 // others will see that the compiled code for the library is up to date. 8673 Collection<PackageParser.Package> deps = findSharedNonSystemLibraries(p); 8674 final String[] instructionSets = getAppDexInstructionSets(p.applicationInfo); 8675 if (!deps.isEmpty()) { 8676 for (PackageParser.Package depPackage : deps) { 8677 // TODO: Analyze and investigate if we (should) profile libraries. 8678 pdo.performDexOpt(depPackage, null /* sharedLibraries */, instructionSets, 8679 false /* checkProfiles */, 8680 targetCompilerFilter, 8681 getOrCreateCompilerPackageStats(depPackage), 8682 true /* isUsedByOtherApps */); 8683 } 8684 } 8685 return pdo.performDexOpt(p, p.usesLibraryFiles, instructionSets, checkProfiles, 8686 targetCompilerFilter, getOrCreateCompilerPackageStats(p), 8687 mDexManager.isUsedByOtherApps(p.packageName)); 8688 } 8689 8690 // Performs dexopt on the used secondary dex files belonging to the given package. 8691 // Returns true if all dex files were process successfully (which could mean either dexopt or 8692 // skip). Returns false if any of the files caused errors. 8693 @Override 8694 public boolean performDexOptSecondary(String packageName, String compilerFilter, 8695 boolean force) { 8696 mDexManager.reconcileSecondaryDexFiles(packageName); 8697 return mDexManager.dexoptSecondaryDex(packageName, compilerFilter, force); 8698 } 8699 8700 public boolean performDexOptSecondary(String packageName, int compileReason, 8701 boolean force) { 8702 return mDexManager.dexoptSecondaryDex(packageName, compileReason, force); 8703 } 8704 8705 /** 8706 * Reconcile the information we have about the secondary dex files belonging to 8707 * {@code packagName} and the actual dex files. For all dex files that were 8708 * deleted, update the internal records and delete the generated oat files. 8709 */ 8710 @Override 8711 public void reconcileSecondaryDexFiles(String packageName) { 8712 mDexManager.reconcileSecondaryDexFiles(packageName); 8713 } 8714 8715 // TODO(calin): this is only needed for BackgroundDexOptService. Find a cleaner way to inject 8716 // a reference there. 8717 /*package*/ DexManager getDexManager() { 8718 return mDexManager; 8719 } 8720 8721 /** 8722 * Execute the background dexopt job immediately. 8723 */ 8724 @Override 8725 public boolean runBackgroundDexoptJob() { 8726 return BackgroundDexOptService.runIdleOptimizationsNow(this, mContext); 8727 } 8728 8729 List<PackageParser.Package> findSharedNonSystemLibraries(PackageParser.Package p) { 8730 if (p.usesLibraries != null || p.usesOptionalLibraries != null 8731 || p.usesStaticLibraries != null) { 8732 ArrayList<PackageParser.Package> retValue = new ArrayList<>(); 8733 Set<String> collectedNames = new HashSet<>(); 8734 findSharedNonSystemLibrariesRecursive(p, retValue, collectedNames); 8735 8736 retValue.remove(p); 8737 8738 return retValue; 8739 } else { 8740 return Collections.emptyList(); 8741 } 8742 } 8743 8744 private void findSharedNonSystemLibrariesRecursive(PackageParser.Package p, 8745 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 8746 if (!collectedNames.contains(p.packageName)) { 8747 collectedNames.add(p.packageName); 8748 collected.add(p); 8749 8750 if (p.usesLibraries != null) { 8751 findSharedNonSystemLibrariesRecursive(p.usesLibraries, 8752 null, collected, collectedNames); 8753 } 8754 if (p.usesOptionalLibraries != null) { 8755 findSharedNonSystemLibrariesRecursive(p.usesOptionalLibraries, 8756 null, collected, collectedNames); 8757 } 8758 if (p.usesStaticLibraries != null) { 8759 findSharedNonSystemLibrariesRecursive(p.usesStaticLibraries, 8760 p.usesStaticLibrariesVersions, collected, collectedNames); 8761 } 8762 } 8763 } 8764 8765 private void findSharedNonSystemLibrariesRecursive(ArrayList<String> libs, int[] versions, 8766 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 8767 final int libNameCount = libs.size(); 8768 for (int i = 0; i < libNameCount; i++) { 8769 String libName = libs.get(i); 8770 int version = (versions != null && versions.length == libNameCount) 8771 ? versions[i] : PackageManager.VERSION_CODE_HIGHEST; 8772 PackageParser.Package libPkg = findSharedNonSystemLibrary(libName, version); 8773 if (libPkg != null) { 8774 findSharedNonSystemLibrariesRecursive(libPkg, collected, collectedNames); 8775 } 8776 } 8777 } 8778 8779 private PackageParser.Package findSharedNonSystemLibrary(String name, int version) { 8780 synchronized (mPackages) { 8781 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(name, version); 8782 if (libEntry != null) { 8783 return mPackages.get(libEntry.apk); 8784 } 8785 return null; 8786 } 8787 } 8788 8789 private SharedLibraryEntry getSharedLibraryEntryLPr(String name, int version) { 8790 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 8791 if (versionedLib == null) { 8792 return null; 8793 } 8794 return versionedLib.get(version); 8795 } 8796 8797 private SharedLibraryEntry getLatestSharedLibraVersionLPr(PackageParser.Package pkg) { 8798 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 8799 pkg.staticSharedLibName); 8800 if (versionedLib == null) { 8801 return null; 8802 } 8803 int previousLibVersion = -1; 8804 final int versionCount = versionedLib.size(); 8805 for (int i = 0; i < versionCount; i++) { 8806 final int libVersion = versionedLib.keyAt(i); 8807 if (libVersion < pkg.staticSharedLibVersion) { 8808 previousLibVersion = Math.max(previousLibVersion, libVersion); 8809 } 8810 } 8811 if (previousLibVersion >= 0) { 8812 return versionedLib.get(previousLibVersion); 8813 } 8814 return null; 8815 } 8816 8817 public void shutdown() { 8818 mPackageUsage.writeNow(mPackages); 8819 mCompilerStats.writeNow(); 8820 } 8821 8822 @Override 8823 public void dumpProfiles(String packageName) { 8824 PackageParser.Package pkg; 8825 synchronized (mPackages) { 8826 pkg = mPackages.get(packageName); 8827 if (pkg == null) { 8828 throw new IllegalArgumentException("Unknown package: " + packageName); 8829 } 8830 } 8831 /* Only the shell, root, or the app user should be able to dump profiles. */ 8832 int callingUid = Binder.getCallingUid(); 8833 if (callingUid != Process.SHELL_UID && 8834 callingUid != Process.ROOT_UID && 8835 callingUid != pkg.applicationInfo.uid) { 8836 throw new SecurityException("dumpProfiles"); 8837 } 8838 8839 synchronized (mInstallLock) { 8840 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dump profiles"); 8841 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 8842 try { 8843 List<String> allCodePaths = pkg.getAllCodePathsExcludingResourceOnly(); 8844 String codePaths = TextUtils.join(";", allCodePaths); 8845 mInstaller.dumpProfiles(sharedGid, packageName, codePaths); 8846 } catch (InstallerException e) { 8847 Slog.w(TAG, "Failed to dump profiles", e); 8848 } 8849 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8850 } 8851 } 8852 8853 @Override 8854 public void forceDexOpt(String packageName) { 8855 enforceSystemOrRoot("forceDexOpt"); 8856 8857 PackageParser.Package pkg; 8858 synchronized (mPackages) { 8859 pkg = mPackages.get(packageName); 8860 if (pkg == null) { 8861 throw new IllegalArgumentException("Unknown package: " + packageName); 8862 } 8863 } 8864 8865 synchronized (mInstallLock) { 8866 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 8867 8868 // Whoever is calling forceDexOpt wants a fully compiled package. 8869 // Don't use profiles since that may cause compilation to be skipped. 8870 final int res = performDexOptInternalWithDependenciesLI(pkg, 8871 false /* checkProfiles */, getCompilerFilterForReason(REASON_FORCED_DEXOPT), 8872 true /* force */); 8873 8874 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8875 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 8876 throw new IllegalStateException("Failed to dexopt: " + res); 8877 } 8878 } 8879 } 8880 8881 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 8882 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 8883 Slog.w(TAG, "Unable to update from " + oldPkg.name 8884 + " to " + newPkg.packageName 8885 + ": old package not in system partition"); 8886 return false; 8887 } else if (mPackages.get(oldPkg.name) != null) { 8888 Slog.w(TAG, "Unable to update from " + oldPkg.name 8889 + " to " + newPkg.packageName 8890 + ": old package still exists"); 8891 return false; 8892 } 8893 return true; 8894 } 8895 8896 void removeCodePathLI(File codePath) { 8897 if (codePath.isDirectory()) { 8898 try { 8899 mInstaller.rmPackageDir(codePath.getAbsolutePath()); 8900 } catch (InstallerException e) { 8901 Slog.w(TAG, "Failed to remove code path", e); 8902 } 8903 } else { 8904 codePath.delete(); 8905 } 8906 } 8907 8908 private int[] resolveUserIds(int userId) { 8909 return (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() : new int[] { userId }; 8910 } 8911 8912 private void clearAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 8913 if (pkg == null) { 8914 Slog.wtf(TAG, "Package was null!", new Throwable()); 8915 return; 8916 } 8917 clearAppDataLeafLIF(pkg, userId, flags); 8918 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8919 for (int i = 0; i < childCount; i++) { 8920 clearAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 8921 } 8922 } 8923 8924 private void clearAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 8925 final PackageSetting ps; 8926 synchronized (mPackages) { 8927 ps = mSettings.mPackages.get(pkg.packageName); 8928 } 8929 for (int realUserId : resolveUserIds(userId)) { 8930 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 8931 try { 8932 mInstaller.clearAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 8933 ceDataInode); 8934 } catch (InstallerException e) { 8935 Slog.w(TAG, String.valueOf(e)); 8936 } 8937 } 8938 } 8939 8940 private void destroyAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 8941 if (pkg == null) { 8942 Slog.wtf(TAG, "Package was null!", new Throwable()); 8943 return; 8944 } 8945 destroyAppDataLeafLIF(pkg, userId, flags); 8946 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8947 for (int i = 0; i < childCount; i++) { 8948 destroyAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 8949 } 8950 } 8951 8952 private void destroyAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 8953 final PackageSetting ps; 8954 synchronized (mPackages) { 8955 ps = mSettings.mPackages.get(pkg.packageName); 8956 } 8957 for (int realUserId : resolveUserIds(userId)) { 8958 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 8959 try { 8960 mInstaller.destroyAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 8961 ceDataInode); 8962 } catch (InstallerException e) { 8963 Slog.w(TAG, String.valueOf(e)); 8964 } 8965 mDexManager.notifyPackageDataDestroyed(pkg.packageName, userId); 8966 } 8967 } 8968 8969 private void destroyAppProfilesLIF(PackageParser.Package pkg, int userId) { 8970 if (pkg == null) { 8971 Slog.wtf(TAG, "Package was null!", new Throwable()); 8972 return; 8973 } 8974 destroyAppProfilesLeafLIF(pkg); 8975 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8976 for (int i = 0; i < childCount; i++) { 8977 destroyAppProfilesLeafLIF(pkg.childPackages.get(i)); 8978 } 8979 } 8980 8981 private void destroyAppProfilesLeafLIF(PackageParser.Package pkg) { 8982 try { 8983 mInstaller.destroyAppProfiles(pkg.packageName); 8984 } catch (InstallerException e) { 8985 Slog.w(TAG, String.valueOf(e)); 8986 } 8987 } 8988 8989 private void clearAppProfilesLIF(PackageParser.Package pkg, int userId) { 8990 if (pkg == null) { 8991 Slog.wtf(TAG, "Package was null!", new Throwable()); 8992 return; 8993 } 8994 clearAppProfilesLeafLIF(pkg); 8995 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8996 for (int i = 0; i < childCount; i++) { 8997 clearAppProfilesLeafLIF(pkg.childPackages.get(i)); 8998 } 8999 } 9000 9001 private void clearAppProfilesLeafLIF(PackageParser.Package pkg) { 9002 try { 9003 mInstaller.clearAppProfiles(pkg.packageName); 9004 } catch (InstallerException e) { 9005 Slog.w(TAG, String.valueOf(e)); 9006 } 9007 } 9008 9009 private void setInstallAndUpdateTime(PackageParser.Package pkg, long firstInstallTime, 9010 long lastUpdateTime) { 9011 // Set parent install/update time 9012 PackageSetting ps = (PackageSetting) pkg.mExtras; 9013 if (ps != null) { 9014 ps.firstInstallTime = firstInstallTime; 9015 ps.lastUpdateTime = lastUpdateTime; 9016 } 9017 // Set children install/update time 9018 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9019 for (int i = 0; i < childCount; i++) { 9020 PackageParser.Package childPkg = pkg.childPackages.get(i); 9021 ps = (PackageSetting) childPkg.mExtras; 9022 if (ps != null) { 9023 ps.firstInstallTime = firstInstallTime; 9024 ps.lastUpdateTime = lastUpdateTime; 9025 } 9026 } 9027 } 9028 9029 private void addSharedLibraryLPr(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 9030 PackageParser.Package changingLib) { 9031 if (file.path != null) { 9032 usesLibraryFiles.add(file.path); 9033 return; 9034 } 9035 PackageParser.Package p = mPackages.get(file.apk); 9036 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 9037 // If we are doing this while in the middle of updating a library apk, 9038 // then we need to make sure to use that new apk for determining the 9039 // dependencies here. (We haven't yet finished committing the new apk 9040 // to the package manager state.) 9041 if (p == null || p.packageName.equals(changingLib.packageName)) { 9042 p = changingLib; 9043 } 9044 } 9045 if (p != null) { 9046 usesLibraryFiles.addAll(p.getAllCodePaths()); 9047 } 9048 } 9049 9050 private void updateSharedLibrariesLPr(PackageParser.Package pkg, 9051 PackageParser.Package changingLib) throws PackageManagerException { 9052 if (pkg == null) { 9053 return; 9054 } 9055 ArraySet<String> usesLibraryFiles = null; 9056 if (pkg.usesLibraries != null) { 9057 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesLibraries, 9058 null, null, pkg.packageName, changingLib, true, null); 9059 } 9060 if (pkg.usesStaticLibraries != null) { 9061 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesStaticLibraries, 9062 pkg.usesStaticLibrariesVersions, pkg.usesStaticLibrariesCertDigests, 9063 pkg.packageName, changingLib, true, usesLibraryFiles); 9064 } 9065 if (pkg.usesOptionalLibraries != null) { 9066 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesOptionalLibraries, 9067 null, null, pkg.packageName, changingLib, false, usesLibraryFiles); 9068 } 9069 if (!ArrayUtils.isEmpty(usesLibraryFiles)) { 9070 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[usesLibraryFiles.size()]); 9071 } else { 9072 pkg.usesLibraryFiles = null; 9073 } 9074 } 9075 9076 private ArraySet<String> addSharedLibrariesLPw(@NonNull List<String> requestedLibraries, 9077 @Nullable int[] requiredVersions, @Nullable String[] requiredCertDigests, 9078 @NonNull String packageName, @Nullable PackageParser.Package changingLib, 9079 boolean required, @Nullable ArraySet<String> outUsedLibraries) 9080 throws PackageManagerException { 9081 final int libCount = requestedLibraries.size(); 9082 for (int i = 0; i < libCount; i++) { 9083 final String libName = requestedLibraries.get(i); 9084 final int libVersion = requiredVersions != null ? requiredVersions[i] 9085 : SharedLibraryInfo.VERSION_UNDEFINED; 9086 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(libName, libVersion); 9087 if (libEntry == null) { 9088 if (required) { 9089 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9090 "Package " + packageName + " requires unavailable shared library " 9091 + libName + "; failing!"); 9092 } else { 9093 Slog.w(TAG, "Package " + packageName 9094 + " desires unavailable shared library " 9095 + libName + "; ignoring!"); 9096 } 9097 } else { 9098 if (requiredVersions != null && requiredCertDigests != null) { 9099 if (libEntry.info.getVersion() != requiredVersions[i]) { 9100 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9101 "Package " + packageName + " requires unavailable static shared" 9102 + " library " + libName + " version " 9103 + libEntry.info.getVersion() + "; failing!"); 9104 } 9105 9106 PackageParser.Package libPkg = mPackages.get(libEntry.apk); 9107 if (libPkg == null) { 9108 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9109 "Package " + packageName + " requires unavailable static shared" 9110 + " library; failing!"); 9111 } 9112 9113 String expectedCertDigest = requiredCertDigests[i]; 9114 String libCertDigest = PackageUtils.computeCertSha256Digest( 9115 libPkg.mSignatures[0]); 9116 if (!libCertDigest.equalsIgnoreCase(expectedCertDigest)) { 9117 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9118 "Package " + packageName + " requires differently signed" + 9119 " static shared library; failing!"); 9120 } 9121 } 9122 9123 if (outUsedLibraries == null) { 9124 outUsedLibraries = new ArraySet<>(); 9125 } 9126 addSharedLibraryLPr(outUsedLibraries, libEntry, changingLib); 9127 } 9128 } 9129 return outUsedLibraries; 9130 } 9131 9132 private static boolean hasString(List<String> list, List<String> which) { 9133 if (list == null) { 9134 return false; 9135 } 9136 for (int i=list.size()-1; i>=0; i--) { 9137 for (int j=which.size()-1; j>=0; j--) { 9138 if (which.get(j).equals(list.get(i))) { 9139 return true; 9140 } 9141 } 9142 } 9143 return false; 9144 } 9145 9146 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 9147 PackageParser.Package changingPkg) { 9148 ArrayList<PackageParser.Package> res = null; 9149 for (PackageParser.Package pkg : mPackages.values()) { 9150 if (changingPkg != null 9151 && !hasString(pkg.usesLibraries, changingPkg.libraryNames) 9152 && !hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames) 9153 && !ArrayUtils.contains(pkg.usesStaticLibraries, 9154 changingPkg.staticSharedLibName)) { 9155 return null; 9156 } 9157 if (res == null) { 9158 res = new ArrayList<>(); 9159 } 9160 res.add(pkg); 9161 try { 9162 updateSharedLibrariesLPr(pkg, changingPkg); 9163 } catch (PackageManagerException e) { 9164 // If a system app update or an app and a required lib missing we 9165 // delete the package and for updated system apps keep the data as 9166 // it is better for the user to reinstall than to be in an limbo 9167 // state. Also libs disappearing under an app should never happen 9168 // - just in case. 9169 if (!pkg.isSystemApp() || pkg.isUpdatedSystemApp()) { 9170 final int flags = pkg.isUpdatedSystemApp() 9171 ? PackageManager.DELETE_KEEP_DATA : 0; 9172 deletePackageLIF(pkg.packageName, null, true, sUserManager.getUserIds(), 9173 flags , null, true, null); 9174 } 9175 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 9176 } 9177 } 9178 return res; 9179 } 9180 9181 /** 9182 * Derive the value of the {@code cpuAbiOverride} based on the provided 9183 * value and an optional stored value from the package settings. 9184 */ 9185 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 9186 String cpuAbiOverride = null; 9187 9188 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 9189 cpuAbiOverride = null; 9190 } else if (abiOverride != null) { 9191 cpuAbiOverride = abiOverride; 9192 } else if (settings != null) { 9193 cpuAbiOverride = settings.cpuAbiOverrideString; 9194 } 9195 9196 return cpuAbiOverride; 9197 } 9198 9199 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, 9200 final int policyFlags, int scanFlags, long currentTime, @Nullable UserHandle user) 9201 throws PackageManagerException { 9202 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 9203 // If the package has children and this is the first dive in the function 9204 // we recursively scan the package with the SCAN_CHECK_ONLY flag set to see 9205 // whether all packages (parent and children) would be successfully scanned 9206 // before the actual scan since scanning mutates internal state and we want 9207 // to atomically install the package and its children. 9208 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 9209 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 9210 scanFlags |= SCAN_CHECK_ONLY; 9211 } 9212 } else { 9213 scanFlags &= ~SCAN_CHECK_ONLY; 9214 } 9215 9216 final PackageParser.Package scannedPkg; 9217 try { 9218 // Scan the parent 9219 scannedPkg = scanPackageLI(pkg, policyFlags, scanFlags, currentTime, user); 9220 // Scan the children 9221 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9222 for (int i = 0; i < childCount; i++) { 9223 PackageParser.Package childPkg = pkg.childPackages.get(i); 9224 scanPackageLI(childPkg, policyFlags, 9225 scanFlags, currentTime, user); 9226 } 9227 } finally { 9228 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9229 } 9230 9231 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9232 return scanPackageTracedLI(pkg, policyFlags, scanFlags, currentTime, user); 9233 } 9234 9235 return scannedPkg; 9236 } 9237 9238 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, final int policyFlags, 9239 int scanFlags, long currentTime, @Nullable UserHandle user) 9240 throws PackageManagerException { 9241 boolean success = false; 9242 try { 9243 final PackageParser.Package res = scanPackageDirtyLI(pkg, policyFlags, scanFlags, 9244 currentTime, user); 9245 success = true; 9246 return res; 9247 } finally { 9248 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 9249 // DELETE_DATA_ON_FAILURES is only used by frozen paths 9250 destroyAppDataLIF(pkg, UserHandle.USER_ALL, 9251 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 9252 destroyAppProfilesLIF(pkg, UserHandle.USER_ALL); 9253 } 9254 } 9255 } 9256 9257 /** 9258 * Returns {@code true} if the given file contains code. Otherwise {@code false}. 9259 */ 9260 private static boolean apkHasCode(String fileName) { 9261 StrictJarFile jarFile = null; 9262 try { 9263 jarFile = new StrictJarFile(fileName, 9264 false /*verify*/, false /*signatureSchemeRollbackProtectionsEnforced*/); 9265 return jarFile.findEntry("classes.dex") != null; 9266 } catch (IOException ignore) { 9267 } finally { 9268 try { 9269 if (jarFile != null) { 9270 jarFile.close(); 9271 } 9272 } catch (IOException ignore) {} 9273 } 9274 return false; 9275 } 9276 9277 /** 9278 * Enforces code policy for the package. This ensures that if an APK has 9279 * declared hasCode="true" in its manifest that the APK actually contains 9280 * code. 9281 * 9282 * @throws PackageManagerException If bytecode could not be found when it should exist 9283 */ 9284 private static void assertCodePolicy(PackageParser.Package pkg) 9285 throws PackageManagerException { 9286 final boolean shouldHaveCode = 9287 (pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) != 0; 9288 if (shouldHaveCode && !apkHasCode(pkg.baseCodePath)) { 9289 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 9290 "Package " + pkg.baseCodePath + " code is missing"); 9291 } 9292 9293 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 9294 for (int i = 0; i < pkg.splitCodePaths.length; i++) { 9295 final boolean splitShouldHaveCode = 9296 (pkg.splitFlags[i] & ApplicationInfo.FLAG_HAS_CODE) != 0; 9297 if (splitShouldHaveCode && !apkHasCode(pkg.splitCodePaths[i])) { 9298 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 9299 "Package " + pkg.splitCodePaths[i] + " code is missing"); 9300 } 9301 } 9302 } 9303 } 9304 9305 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, 9306 final int policyFlags, final int scanFlags, long currentTime, @Nullable UserHandle user) 9307 throws PackageManagerException { 9308 if (DEBUG_PACKAGE_SCANNING) { 9309 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 9310 Log.d(TAG, "Scanning package " + pkg.packageName); 9311 } 9312 9313 applyPolicy(pkg, policyFlags); 9314 9315 assertPackageIsValid(pkg, policyFlags, scanFlags); 9316 9317 // Initialize package source and resource directories 9318 final File scanFile = new File(pkg.codePath); 9319 final File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 9320 final File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 9321 9322 SharedUserSetting suid = null; 9323 PackageSetting pkgSetting = null; 9324 9325 // Getting the package setting may have a side-effect, so if we 9326 // are only checking if scan would succeed, stash a copy of the 9327 // old setting to restore at the end. 9328 PackageSetting nonMutatedPs = null; 9329 9330 // We keep references to the derived CPU Abis from settings in oder to reuse 9331 // them in the case where we're not upgrading or booting for the first time. 9332 String primaryCpuAbiFromSettings = null; 9333 String secondaryCpuAbiFromSettings = null; 9334 9335 // writer 9336 synchronized (mPackages) { 9337 if (pkg.mSharedUserId != null) { 9338 // SIDE EFFECTS; may potentially allocate a new shared user 9339 suid = mSettings.getSharedUserLPw( 9340 pkg.mSharedUserId, 0 /*pkgFlags*/, 0 /*pkgPrivateFlags*/, true /*create*/); 9341 if (DEBUG_PACKAGE_SCANNING) { 9342 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 9343 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 9344 + "): packages=" + suid.packages); 9345 } 9346 } 9347 9348 // Check if we are renaming from an original package name. 9349 PackageSetting origPackage = null; 9350 String realName = null; 9351 if (pkg.mOriginalPackages != null) { 9352 // This package may need to be renamed to a previously 9353 // installed name. Let's check on that... 9354 final String renamed = mSettings.getRenamedPackageLPr(pkg.mRealPackage); 9355 if (pkg.mOriginalPackages.contains(renamed)) { 9356 // This package had originally been installed as the 9357 // original name, and we have already taken care of 9358 // transitioning to the new one. Just update the new 9359 // one to continue using the old name. 9360 realName = pkg.mRealPackage; 9361 if (!pkg.packageName.equals(renamed)) { 9362 // Callers into this function may have already taken 9363 // care of renaming the package; only do it here if 9364 // it is not already done. 9365 pkg.setPackageName(renamed); 9366 } 9367 } else { 9368 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 9369 if ((origPackage = mSettings.getPackageLPr( 9370 pkg.mOriginalPackages.get(i))) != null) { 9371 // We do have the package already installed under its 9372 // original name... should we use it? 9373 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 9374 // New package is not compatible with original. 9375 origPackage = null; 9376 continue; 9377 } else if (origPackage.sharedUser != null) { 9378 // Make sure uid is compatible between packages. 9379 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 9380 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 9381 + " to " + pkg.packageName + ": old uid " 9382 + origPackage.sharedUser.name 9383 + " differs from " + pkg.mSharedUserId); 9384 origPackage = null; 9385 continue; 9386 } 9387 // TODO: Add case when shared user id is added [b/28144775] 9388 } else { 9389 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 9390 + pkg.packageName + " to old name " + origPackage.name); 9391 } 9392 break; 9393 } 9394 } 9395 } 9396 } 9397 9398 if (mTransferedPackages.contains(pkg.packageName)) { 9399 Slog.w(TAG, "Package " + pkg.packageName 9400 + " was transferred to another, but its .apk remains"); 9401 } 9402 9403 // See comments in nonMutatedPs declaration 9404 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9405 PackageSetting foundPs = mSettings.getPackageLPr(pkg.packageName); 9406 if (foundPs != null) { 9407 nonMutatedPs = new PackageSetting(foundPs); 9408 } 9409 } 9410 9411 if ((scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) == 0) { 9412 PackageSetting foundPs = mSettings.getPackageLPr(pkg.packageName); 9413 if (foundPs != null) { 9414 primaryCpuAbiFromSettings = foundPs.primaryCpuAbiString; 9415 secondaryCpuAbiFromSettings = foundPs.secondaryCpuAbiString; 9416 } 9417 } 9418 9419 pkgSetting = mSettings.getPackageLPr(pkg.packageName); 9420 if (pkgSetting != null && pkgSetting.sharedUser != suid) { 9421 PackageManagerService.reportSettingsProblem(Log.WARN, 9422 "Package " + pkg.packageName + " shared user changed from " 9423 + (pkgSetting.sharedUser != null 9424 ? pkgSetting.sharedUser.name : "<nothing>") 9425 + " to " 9426 + (suid != null ? suid.name : "<nothing>") 9427 + "; replacing with new"); 9428 pkgSetting = null; 9429 } 9430 final PackageSetting oldPkgSetting = 9431 pkgSetting == null ? null : new PackageSetting(pkgSetting); 9432 final PackageSetting disabledPkgSetting = 9433 mSettings.getDisabledSystemPkgLPr(pkg.packageName); 9434 9435 String[] usesStaticLibraries = null; 9436 if (pkg.usesStaticLibraries != null) { 9437 usesStaticLibraries = new String[pkg.usesStaticLibraries.size()]; 9438 pkg.usesStaticLibraries.toArray(usesStaticLibraries); 9439 } 9440 9441 if (pkgSetting == null) { 9442 final String parentPackageName = (pkg.parentPackage != null) 9443 ? pkg.parentPackage.packageName : null; 9444 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 9445 // REMOVE SharedUserSetting from method; update in a separate call 9446 pkgSetting = Settings.createNewSetting(pkg.packageName, origPackage, 9447 disabledPkgSetting, realName, suid, destCodeFile, destResourceFile, 9448 pkg.applicationInfo.nativeLibraryRootDir, pkg.applicationInfo.primaryCpuAbi, 9449 pkg.applicationInfo.secondaryCpuAbi, pkg.mVersionCode, 9450 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, user, 9451 true /*allowInstall*/, instantApp, parentPackageName, 9452 pkg.getChildPackageNames(), UserManagerService.getInstance(), 9453 usesStaticLibraries, pkg.usesStaticLibrariesVersions); 9454 // SIDE EFFECTS; updates system state; move elsewhere 9455 if (origPackage != null) { 9456 mSettings.addRenamedPackageLPw(pkg.packageName, origPackage.name); 9457 } 9458 mSettings.addUserToSettingLPw(pkgSetting); 9459 } else { 9460 // REMOVE SharedUserSetting from method; update in a separate call. 9461 // 9462 // TODO(narayan): This update is bogus. nativeLibraryDir & primaryCpuAbi, 9463 // secondaryCpuAbi are not known at this point so we always update them 9464 // to null here, only to reset them at a later point. 9465 Settings.updatePackageSetting(pkgSetting, disabledPkgSetting, suid, destCodeFile, 9466 pkg.applicationInfo.nativeLibraryDir, pkg.applicationInfo.primaryCpuAbi, 9467 pkg.applicationInfo.secondaryCpuAbi, pkg.applicationInfo.flags, 9468 pkg.applicationInfo.privateFlags, pkg.getChildPackageNames(), 9469 UserManagerService.getInstance(), usesStaticLibraries, 9470 pkg.usesStaticLibrariesVersions); 9471 } 9472 // SIDE EFFECTS; persists system state to files on disk; move elsewhere 9473 mSettings.writeUserRestrictionsLPw(pkgSetting, oldPkgSetting); 9474 9475 // SIDE EFFECTS; modifies system state; move elsewhere 9476 if (pkgSetting.origPackage != null) { 9477 // If we are first transitioning from an original package, 9478 // fix up the new package's name now. We need to do this after 9479 // looking up the package under its new name, so getPackageLP 9480 // can take care of fiddling things correctly. 9481 pkg.setPackageName(origPackage.name); 9482 9483 // File a report about this. 9484 String msg = "New package " + pkgSetting.realName 9485 + " renamed to replace old package " + pkgSetting.name; 9486 reportSettingsProblem(Log.WARN, msg); 9487 9488 // Make a note of it. 9489 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 9490 mTransferedPackages.add(origPackage.name); 9491 } 9492 9493 // No longer need to retain this. 9494 pkgSetting.origPackage = null; 9495 } 9496 9497 // SIDE EFFECTS; modifies system state; move elsewhere 9498 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && realName != null) { 9499 // Make a note of it. 9500 mTransferedPackages.add(pkg.packageName); 9501 } 9502 9503 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 9504 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 9505 } 9506 9507 if ((scanFlags & SCAN_BOOTING) == 0 9508 && (policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9509 // Check all shared libraries and map to their actual file path. 9510 // We only do this here for apps not on a system dir, because those 9511 // are the only ones that can fail an install due to this. We 9512 // will take care of the system apps by updating all of their 9513 // library paths after the scan is done. Also during the initial 9514 // scan don't update any libs as we do this wholesale after all 9515 // apps are scanned to avoid dependency based scanning. 9516 updateSharedLibrariesLPr(pkg, null); 9517 } 9518 9519 if (mFoundPolicyFile) { 9520 SELinuxMMAC.assignSeInfoValue(pkg); 9521 } 9522 pkg.applicationInfo.uid = pkgSetting.appId; 9523 pkg.mExtras = pkgSetting; 9524 9525 9526 // Static shared libs have same package with different versions where 9527 // we internally use a synthetic package name to allow multiple versions 9528 // of the same package, therefore we need to compare signatures against 9529 // the package setting for the latest library version. 9530 PackageSetting signatureCheckPs = pkgSetting; 9531 if (pkg.applicationInfo.isStaticSharedLibrary()) { 9532 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 9533 if (libraryEntry != null) { 9534 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 9535 } 9536 } 9537 9538 if (shouldCheckUpgradeKeySetLP(signatureCheckPs, scanFlags)) { 9539 if (checkUpgradeKeySetLP(signatureCheckPs, pkg)) { 9540 // We just determined the app is signed correctly, so bring 9541 // over the latest parsed certs. 9542 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9543 } else { 9544 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9545 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 9546 "Package " + pkg.packageName + " upgrade keys do not match the " 9547 + "previously installed version"); 9548 } else { 9549 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9550 String msg = "System package " + pkg.packageName 9551 + " signature changed; retaining data."; 9552 reportSettingsProblem(Log.WARN, msg); 9553 } 9554 } 9555 } else { 9556 try { 9557 // SIDE EFFECTS; compareSignaturesCompat() changes KeysetManagerService 9558 verifySignaturesLP(signatureCheckPs, pkg); 9559 // We just determined the app is signed correctly, so bring 9560 // over the latest parsed certs. 9561 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9562 } catch (PackageManagerException e) { 9563 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9564 throw e; 9565 } 9566 // The signature has changed, but this package is in the system 9567 // image... let's recover! 9568 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9569 // However... if this package is part of a shared user, but it 9570 // doesn't match the signature of the shared user, let's fail. 9571 // What this means is that you can't change the signatures 9572 // associated with an overall shared user, which doesn't seem all 9573 // that unreasonable. 9574 if (signatureCheckPs.sharedUser != null) { 9575 if (compareSignatures(signatureCheckPs.sharedUser.signatures.mSignatures, 9576 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 9577 throw new PackageManagerException( 9578 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 9579 "Signature mismatch for shared user: " 9580 + pkgSetting.sharedUser); 9581 } 9582 } 9583 // File a report about this. 9584 String msg = "System package " + pkg.packageName 9585 + " signature changed; retaining data."; 9586 reportSettingsProblem(Log.WARN, msg); 9587 } 9588 } 9589 9590 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && pkg.mAdoptPermissions != null) { 9591 // This package wants to adopt ownership of permissions from 9592 // another package. 9593 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 9594 final String origName = pkg.mAdoptPermissions.get(i); 9595 final PackageSetting orig = mSettings.getPackageLPr(origName); 9596 if (orig != null) { 9597 if (verifyPackageUpdateLPr(orig, pkg)) { 9598 Slog.i(TAG, "Adopting permissions from " + origName + " to " 9599 + pkg.packageName); 9600 // SIDE EFFECTS; updates permissions system state; move elsewhere 9601 mSettings.transferPermissionsLPw(origName, pkg.packageName); 9602 } 9603 } 9604 } 9605 } 9606 } 9607 9608 pkg.applicationInfo.processName = fixProcessName( 9609 pkg.applicationInfo.packageName, 9610 pkg.applicationInfo.processName); 9611 9612 if (pkg != mPlatformPackage) { 9613 // Get all of our default paths setup 9614 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 9615 } 9616 9617 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 9618 9619 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 9620 if ((scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) != 0) { 9621 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "derivePackageAbi"); 9622 derivePackageAbi( 9623 pkg, scanFile, cpuAbiOverride, true /*extractLibs*/, mAppLib32InstallDir); 9624 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9625 9626 // Some system apps still use directory structure for native libraries 9627 // in which case we might end up not detecting abi solely based on apk 9628 // structure. Try to detect abi based on directory structure. 9629 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 9630 pkg.applicationInfo.primaryCpuAbi == null) { 9631 setBundledAppAbisAndRoots(pkg, pkgSetting); 9632 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 9633 } 9634 } else { 9635 // This is not a first boot or an upgrade, don't bother deriving the 9636 // ABI during the scan. Instead, trust the value that was stored in the 9637 // package setting. 9638 pkg.applicationInfo.primaryCpuAbi = primaryCpuAbiFromSettings; 9639 pkg.applicationInfo.secondaryCpuAbi = secondaryCpuAbiFromSettings; 9640 9641 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 9642 9643 if (DEBUG_ABI_SELECTION) { 9644 Slog.i(TAG, "Using ABIS and native lib paths from settings : " + 9645 pkg.packageName + " " + pkg.applicationInfo.primaryCpuAbi + ", " + 9646 pkg.applicationInfo.secondaryCpuAbi); 9647 } 9648 } 9649 } else { 9650 if ((scanFlags & SCAN_MOVE) != 0) { 9651 // We haven't run dex-opt for this move (since we've moved the compiled output too) 9652 // but we already have this packages package info in the PackageSetting. We just 9653 // use that and derive the native library path based on the new codepath. 9654 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 9655 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 9656 } 9657 9658 // Set native library paths again. For moves, the path will be updated based on the 9659 // ABIs we've determined above. For non-moves, the path will be updated based on the 9660 // ABIs we determined during compilation, but the path will depend on the final 9661 // package path (after the rename away from the stage path). 9662 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 9663 } 9664 9665 // This is a special case for the "system" package, where the ABI is 9666 // dictated by the zygote configuration (and init.rc). We should keep track 9667 // of this ABI so that we can deal with "normal" applications that run under 9668 // the same UID correctly. 9669 if (mPlatformPackage == pkg) { 9670 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 9671 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 9672 } 9673 9674 // If there's a mismatch between the abi-override in the package setting 9675 // and the abiOverride specified for the install. Warn about this because we 9676 // would've already compiled the app without taking the package setting into 9677 // account. 9678 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 9679 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 9680 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 9681 " for package " + pkg.packageName); 9682 } 9683 } 9684 9685 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 9686 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 9687 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 9688 9689 // Copy the derived override back to the parsed package, so that we can 9690 // update the package settings accordingly. 9691 pkg.cpuAbiOverride = cpuAbiOverride; 9692 9693 if (DEBUG_ABI_SELECTION) { 9694 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 9695 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 9696 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 9697 } 9698 9699 // Push the derived path down into PackageSettings so we know what to 9700 // clean up at uninstall time. 9701 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 9702 9703 if (DEBUG_ABI_SELECTION) { 9704 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 9705 " primary=" + pkg.applicationInfo.primaryCpuAbi + 9706 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 9707 } 9708 9709 // SIDE EFFECTS; removes DEX files from disk; move elsewhere 9710 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 9711 // We don't do this here during boot because we can do it all 9712 // at once after scanning all existing packages. 9713 // 9714 // We also do this *before* we perform dexopt on this package, so that 9715 // we can avoid redundant dexopts, and also to make sure we've got the 9716 // code and package path correct. 9717 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, pkg); 9718 } 9719 9720 if (mFactoryTest && pkg.requestedPermissions.contains( 9721 android.Manifest.permission.FACTORY_TEST)) { 9722 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 9723 } 9724 9725 if (isSystemApp(pkg)) { 9726 pkgSetting.isOrphaned = true; 9727 } 9728 9729 // Take care of first install / last update times. 9730 final long scanFileTime = getLastModifiedTime(pkg, scanFile); 9731 if (currentTime != 0) { 9732 if (pkgSetting.firstInstallTime == 0) { 9733 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 9734 } else if ((scanFlags & SCAN_UPDATE_TIME) != 0) { 9735 pkgSetting.lastUpdateTime = currentTime; 9736 } 9737 } else if (pkgSetting.firstInstallTime == 0) { 9738 // We need *something*. Take time time stamp of the file. 9739 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 9740 } else if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 9741 if (scanFileTime != pkgSetting.timeStamp) { 9742 // A package on the system image has changed; consider this 9743 // to be an update. 9744 pkgSetting.lastUpdateTime = scanFileTime; 9745 } 9746 } 9747 pkgSetting.setTimeStamp(scanFileTime); 9748 9749 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9750 if (nonMutatedPs != null) { 9751 synchronized (mPackages) { 9752 mSettings.mPackages.put(nonMutatedPs.name, nonMutatedPs); 9753 } 9754 } 9755 } else { 9756 final int userId = user == null ? 0 : user.getIdentifier(); 9757 // Modify state for the given package setting 9758 commitPackageSettings(pkg, pkgSetting, user, scanFlags, 9759 (policyFlags & PackageParser.PARSE_CHATTY) != 0 /*chatty*/); 9760 if (pkgSetting.getInstantApp(userId)) { 9761 mInstantAppRegistry.addInstantAppLPw(userId, pkgSetting.appId); 9762 } 9763 } 9764 return pkg; 9765 } 9766 9767 /** 9768 * Applies policy to the parsed package based upon the given policy flags. 9769 * Ensures the package is in a good state. 9770 * <p> 9771 * Implementation detail: This method must NOT have any side effect. It would 9772 * ideally be static, but, it requires locks to read system state. 9773 */ 9774 private void applyPolicy(PackageParser.Package pkg, int policyFlags) { 9775 if ((policyFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 9776 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 9777 if (pkg.applicationInfo.isDirectBootAware()) { 9778 // we're direct boot aware; set for all components 9779 for (PackageParser.Service s : pkg.services) { 9780 s.info.encryptionAware = s.info.directBootAware = true; 9781 } 9782 for (PackageParser.Provider p : pkg.providers) { 9783 p.info.encryptionAware = p.info.directBootAware = true; 9784 } 9785 for (PackageParser.Activity a : pkg.activities) { 9786 a.info.encryptionAware = a.info.directBootAware = true; 9787 } 9788 for (PackageParser.Activity r : pkg.receivers) { 9789 r.info.encryptionAware = r.info.directBootAware = true; 9790 } 9791 } 9792 } else { 9793 // Only allow system apps to be flagged as core apps. 9794 pkg.coreApp = false; 9795 // clear flags not applicable to regular apps 9796 pkg.applicationInfo.privateFlags &= 9797 ~ApplicationInfo.PRIVATE_FLAG_DEFAULT_TO_DEVICE_PROTECTED_STORAGE; 9798 pkg.applicationInfo.privateFlags &= 9799 ~ApplicationInfo.PRIVATE_FLAG_DIRECT_BOOT_AWARE; 9800 } 9801 pkg.mTrustedOverlay = (policyFlags&PackageParser.PARSE_TRUSTED_OVERLAY) != 0; 9802 9803 if ((policyFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 9804 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 9805 } 9806 9807 if (!isSystemApp(pkg)) { 9808 // Only system apps can use these features. 9809 pkg.mOriginalPackages = null; 9810 pkg.mRealPackage = null; 9811 pkg.mAdoptPermissions = null; 9812 } 9813 } 9814 9815 /** 9816 * Asserts the parsed package is valid according to the given policy. If the 9817 * package is invalid, for whatever reason, throws {@link PackageManagerException}. 9818 * <p> 9819 * Implementation detail: This method must NOT have any side effects. It would 9820 * ideally be static, but, it requires locks to read system state. 9821 * 9822 * @throws PackageManagerException If the package fails any of the validation checks 9823 */ 9824 private void assertPackageIsValid(PackageParser.Package pkg, int policyFlags, int scanFlags) 9825 throws PackageManagerException { 9826 if ((policyFlags & PackageParser.PARSE_ENFORCE_CODE) != 0) { 9827 assertCodePolicy(pkg); 9828 } 9829 9830 if (pkg.applicationInfo.getCodePath() == null || 9831 pkg.applicationInfo.getResourcePath() == null) { 9832 // Bail out. The resource and code paths haven't been set. 9833 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 9834 "Code and resource paths haven't been set correctly"); 9835 } 9836 9837 // Make sure we're not adding any bogus keyset info 9838 KeySetManagerService ksms = mSettings.mKeySetManagerService; 9839 ksms.assertScannedPackageValid(pkg); 9840 9841 synchronized (mPackages) { 9842 // The special "android" package can only be defined once 9843 if (pkg.packageName.equals("android")) { 9844 if (mAndroidApplication != null) { 9845 Slog.w(TAG, "*************************************************"); 9846 Slog.w(TAG, "Core android package being redefined. Skipping."); 9847 Slog.w(TAG, " codePath=" + pkg.codePath); 9848 Slog.w(TAG, "*************************************************"); 9849 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 9850 "Core android package being redefined. Skipping."); 9851 } 9852 } 9853 9854 // A package name must be unique; don't allow duplicates 9855 if (mPackages.containsKey(pkg.packageName)) { 9856 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 9857 "Application package " + pkg.packageName 9858 + " already installed. Skipping duplicate."); 9859 } 9860 9861 if (pkg.applicationInfo.isStaticSharedLibrary()) { 9862 // Static libs have a synthetic package name containing the version 9863 // but we still want the base name to be unique. 9864 if (mPackages.containsKey(pkg.manifestPackageName)) { 9865 throw new PackageManagerException( 9866 "Duplicate static shared lib provider package"); 9867 } 9868 9869 // Static shared libraries should have at least O target SDK 9870 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.O) { 9871 throw new PackageManagerException( 9872 "Packages declaring static-shared libs must target O SDK or higher"); 9873 } 9874 9875 // Package declaring static a shared lib cannot be instant apps 9876 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 9877 throw new PackageManagerException( 9878 "Packages declaring static-shared libs cannot be instant apps"); 9879 } 9880 9881 // Package declaring static a shared lib cannot be renamed since the package 9882 // name is synthetic and apps can't code around package manager internals. 9883 if (!ArrayUtils.isEmpty(pkg.mOriginalPackages)) { 9884 throw new PackageManagerException( 9885 "Packages declaring static-shared libs cannot be renamed"); 9886 } 9887 9888 // Package declaring static a shared lib cannot declare child packages 9889 if (!ArrayUtils.isEmpty(pkg.childPackages)) { 9890 throw new PackageManagerException( 9891 "Packages declaring static-shared libs cannot have child packages"); 9892 } 9893 9894 // Package declaring static a shared lib cannot declare dynamic libs 9895 if (!ArrayUtils.isEmpty(pkg.libraryNames)) { 9896 throw new PackageManagerException( 9897 "Packages declaring static-shared libs cannot declare dynamic libs"); 9898 } 9899 9900 // Package declaring static a shared lib cannot declare shared users 9901 if (pkg.mSharedUserId != null) { 9902 throw new PackageManagerException( 9903 "Packages declaring static-shared libs cannot declare shared users"); 9904 } 9905 9906 // Static shared libs cannot declare activities 9907 if (!pkg.activities.isEmpty()) { 9908 throw new PackageManagerException( 9909 "Static shared libs cannot declare activities"); 9910 } 9911 9912 // Static shared libs cannot declare services 9913 if (!pkg.services.isEmpty()) { 9914 throw new PackageManagerException( 9915 "Static shared libs cannot declare services"); 9916 } 9917 9918 // Static shared libs cannot declare providers 9919 if (!pkg.providers.isEmpty()) { 9920 throw new PackageManagerException( 9921 "Static shared libs cannot declare content providers"); 9922 } 9923 9924 // Static shared libs cannot declare receivers 9925 if (!pkg.receivers.isEmpty()) { 9926 throw new PackageManagerException( 9927 "Static shared libs cannot declare broadcast receivers"); 9928 } 9929 9930 // Static shared libs cannot declare permission groups 9931 if (!pkg.permissionGroups.isEmpty()) { 9932 throw new PackageManagerException( 9933 "Static shared libs cannot declare permission groups"); 9934 } 9935 9936 // Static shared libs cannot declare permissions 9937 if (!pkg.permissions.isEmpty()) { 9938 throw new PackageManagerException( 9939 "Static shared libs cannot declare permissions"); 9940 } 9941 9942 // Static shared libs cannot declare protected broadcasts 9943 if (pkg.protectedBroadcasts != null) { 9944 throw new PackageManagerException( 9945 "Static shared libs cannot declare protected broadcasts"); 9946 } 9947 9948 // Static shared libs cannot be overlay targets 9949 if (pkg.mOverlayTarget != null) { 9950 throw new PackageManagerException( 9951 "Static shared libs cannot be overlay targets"); 9952 } 9953 9954 // The version codes must be ordered as lib versions 9955 int minVersionCode = Integer.MIN_VALUE; 9956 int maxVersionCode = Integer.MAX_VALUE; 9957 9958 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 9959 pkg.staticSharedLibName); 9960 if (versionedLib != null) { 9961 final int versionCount = versionedLib.size(); 9962 for (int i = 0; i < versionCount; i++) { 9963 SharedLibraryInfo libInfo = versionedLib.valueAt(i).info; 9964 // TODO: We will change version code to long, so in the new API it is long 9965 final int libVersionCode = (int) libInfo.getDeclaringPackage() 9966 .getVersionCode(); 9967 if (libInfo.getVersion() < pkg.staticSharedLibVersion) { 9968 minVersionCode = Math.max(minVersionCode, libVersionCode + 1); 9969 } else if (libInfo.getVersion() > pkg.staticSharedLibVersion) { 9970 maxVersionCode = Math.min(maxVersionCode, libVersionCode - 1); 9971 } else { 9972 minVersionCode = maxVersionCode = libVersionCode; 9973 break; 9974 } 9975 } 9976 } 9977 if (pkg.mVersionCode < minVersionCode || pkg.mVersionCode > maxVersionCode) { 9978 throw new PackageManagerException("Static shared" 9979 + " lib version codes must be ordered as lib versions"); 9980 } 9981 } 9982 9983 // Only privileged apps and updated privileged apps can add child packages. 9984 if (pkg.childPackages != null && !pkg.childPackages.isEmpty()) { 9985 if ((policyFlags & PARSE_IS_PRIVILEGED) == 0) { 9986 throw new PackageManagerException("Only privileged apps can add child " 9987 + "packages. Ignoring package " + pkg.packageName); 9988 } 9989 final int childCount = pkg.childPackages.size(); 9990 for (int i = 0; i < childCount; i++) { 9991 PackageParser.Package childPkg = pkg.childPackages.get(i); 9992 if (mSettings.hasOtherDisabledSystemPkgWithChildLPr(pkg.packageName, 9993 childPkg.packageName)) { 9994 throw new PackageManagerException("Can't override child of " 9995 + "another disabled app. Ignoring package " + pkg.packageName); 9996 } 9997 } 9998 } 9999 10000 // If we're only installing presumed-existing packages, require that the 10001 // scanned APK is both already known and at the path previously established 10002 // for it. Previously unknown packages we pick up normally, but if we have an 10003 // a priori expectation about this package's install presence, enforce it. 10004 // With a singular exception for new system packages. When an OTA contains 10005 // a new system package, we allow the codepath to change from a system location 10006 // to the user-installed location. If we don't allow this change, any newer, 10007 // user-installed version of the application will be ignored. 10008 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 10009 if (mExpectingBetter.containsKey(pkg.packageName)) { 10010 logCriticalInfo(Log.WARN, 10011 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 10012 } else { 10013 PackageSetting known = mSettings.getPackageLPr(pkg.packageName); 10014 if (known != null) { 10015 if (DEBUG_PACKAGE_SCANNING) { 10016 Log.d(TAG, "Examining " + pkg.codePath 10017 + " and requiring known paths " + known.codePathString 10018 + " & " + known.resourcePathString); 10019 } 10020 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 10021 || !pkg.applicationInfo.getResourcePath().equals( 10022 known.resourcePathString)) { 10023 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 10024 "Application package " + pkg.packageName 10025 + " found at " + pkg.applicationInfo.getCodePath() 10026 + " but expected at " + known.codePathString 10027 + "; ignoring."); 10028 } 10029 } 10030 } 10031 } 10032 10033 // Verify that this new package doesn't have any content providers 10034 // that conflict with existing packages. Only do this if the 10035 // package isn't already installed, since we don't want to break 10036 // things that are installed. 10037 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 10038 final int N = pkg.providers.size(); 10039 int i; 10040 for (i=0; i<N; i++) { 10041 PackageParser.Provider p = pkg.providers.get(i); 10042 if (p.info.authority != null) { 10043 String names[] = p.info.authority.split(";"); 10044 for (int j = 0; j < names.length; j++) { 10045 if (mProvidersByAuthority.containsKey(names[j])) { 10046 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 10047 final String otherPackageName = 10048 ((other != null && other.getComponentName() != null) ? 10049 other.getComponentName().getPackageName() : "?"); 10050 throw new PackageManagerException( 10051 INSTALL_FAILED_CONFLICTING_PROVIDER, 10052 "Can't install because provider name " + names[j] 10053 + " (in package " + pkg.applicationInfo.packageName 10054 + ") is already used by " + otherPackageName); 10055 } 10056 } 10057 } 10058 } 10059 } 10060 } 10061 } 10062 10063 private boolean addSharedLibraryLPw(String path, String apk, String name, int version, 10064 int type, String declaringPackageName, int declaringVersionCode) { 10065 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 10066 if (versionedLib == null) { 10067 versionedLib = new SparseArray<>(); 10068 mSharedLibraries.put(name, versionedLib); 10069 if (type == SharedLibraryInfo.TYPE_STATIC) { 10070 mStaticLibsByDeclaringPackage.put(declaringPackageName, versionedLib); 10071 } 10072 } else if (versionedLib.indexOfKey(version) >= 0) { 10073 return false; 10074 } 10075 SharedLibraryEntry libEntry = new SharedLibraryEntry(path, apk, name, 10076 version, type, declaringPackageName, declaringVersionCode); 10077 versionedLib.put(version, libEntry); 10078 return true; 10079 } 10080 10081 private boolean removeSharedLibraryLPw(String name, int version) { 10082 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 10083 if (versionedLib == null) { 10084 return false; 10085 } 10086 final int libIdx = versionedLib.indexOfKey(version); 10087 if (libIdx < 0) { 10088 return false; 10089 } 10090 SharedLibraryEntry libEntry = versionedLib.valueAt(libIdx); 10091 versionedLib.remove(version); 10092 if (versionedLib.size() <= 0) { 10093 mSharedLibraries.remove(name); 10094 if (libEntry.info.getType() == SharedLibraryInfo.TYPE_STATIC) { 10095 mStaticLibsByDeclaringPackage.remove(libEntry.info.getDeclaringPackage() 10096 .getPackageName()); 10097 } 10098 } 10099 return true; 10100 } 10101 10102 /** 10103 * Adds a scanned package to the system. When this method is finished, the package will 10104 * be available for query, resolution, etc... 10105 */ 10106 private void commitPackageSettings(PackageParser.Package pkg, PackageSetting pkgSetting, 10107 UserHandle user, int scanFlags, boolean chatty) throws PackageManagerException { 10108 final String pkgName = pkg.packageName; 10109 if (mCustomResolverComponentName != null && 10110 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 10111 setUpCustomResolverActivity(pkg); 10112 } 10113 10114 if (pkg.packageName.equals("android")) { 10115 synchronized (mPackages) { 10116 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 10117 // Set up information for our fall-back user intent resolution activity. 10118 mPlatformPackage = pkg; 10119 pkg.mVersionCode = mSdkVersion; 10120 mAndroidApplication = pkg.applicationInfo; 10121 if (!mResolverReplaced) { 10122 mResolveActivity.applicationInfo = mAndroidApplication; 10123 mResolveActivity.name = ResolverActivity.class.getName(); 10124 mResolveActivity.packageName = mAndroidApplication.packageName; 10125 mResolveActivity.processName = "system:ui"; 10126 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 10127 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 10128 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 10129 mResolveActivity.theme = R.style.Theme_Material_Dialog_Alert; 10130 mResolveActivity.exported = true; 10131 mResolveActivity.enabled = true; 10132 mResolveActivity.resizeMode = ActivityInfo.RESIZE_MODE_RESIZEABLE; 10133 mResolveActivity.configChanges = ActivityInfo.CONFIG_SCREEN_SIZE 10134 | ActivityInfo.CONFIG_SMALLEST_SCREEN_SIZE 10135 | ActivityInfo.CONFIG_SCREEN_LAYOUT 10136 | ActivityInfo.CONFIG_ORIENTATION 10137 | ActivityInfo.CONFIG_KEYBOARD 10138 | ActivityInfo.CONFIG_KEYBOARD_HIDDEN; 10139 mResolveInfo.activityInfo = mResolveActivity; 10140 mResolveInfo.priority = 0; 10141 mResolveInfo.preferredOrder = 0; 10142 mResolveInfo.match = 0; 10143 mResolveComponentName = new ComponentName( 10144 mAndroidApplication.packageName, mResolveActivity.name); 10145 } 10146 } 10147 } 10148 } 10149 10150 ArrayList<PackageParser.Package> clientLibPkgs = null; 10151 // writer 10152 synchronized (mPackages) { 10153 boolean hasStaticSharedLibs = false; 10154 10155 // Any app can add new static shared libraries 10156 if (pkg.staticSharedLibName != null) { 10157 // Static shared libs don't allow renaming as they have synthetic package 10158 // names to allow install of multiple versions, so use name from manifest. 10159 if (addSharedLibraryLPw(null, pkg.packageName, pkg.staticSharedLibName, 10160 pkg.staticSharedLibVersion, SharedLibraryInfo.TYPE_STATIC, 10161 pkg.manifestPackageName, pkg.mVersionCode)) { 10162 hasStaticSharedLibs = true; 10163 } else { 10164 Slog.w(TAG, "Package " + pkg.packageName + " library " 10165 + pkg.staticSharedLibName + " already exists; skipping"); 10166 } 10167 // Static shared libs cannot be updated once installed since they 10168 // use synthetic package name which includes the version code, so 10169 // not need to update other packages's shared lib dependencies. 10170 } 10171 10172 if (!hasStaticSharedLibs 10173 && (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10174 // Only system apps can add new dynamic shared libraries. 10175 if (pkg.libraryNames != null) { 10176 for (int i = 0; i < pkg.libraryNames.size(); i++) { 10177 String name = pkg.libraryNames.get(i); 10178 boolean allowed = false; 10179 if (pkg.isUpdatedSystemApp()) { 10180 // New library entries can only be added through the 10181 // system image. This is important to get rid of a lot 10182 // of nasty edge cases: for example if we allowed a non- 10183 // system update of the app to add a library, then uninstalling 10184 // the update would make the library go away, and assumptions 10185 // we made such as through app install filtering would now 10186 // have allowed apps on the device which aren't compatible 10187 // with it. Better to just have the restriction here, be 10188 // conservative, and create many fewer cases that can negatively 10189 // impact the user experience. 10190 final PackageSetting sysPs = mSettings 10191 .getDisabledSystemPkgLPr(pkg.packageName); 10192 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 10193 for (int j = 0; j < sysPs.pkg.libraryNames.size(); j++) { 10194 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 10195 allowed = true; 10196 break; 10197 } 10198 } 10199 } 10200 } else { 10201 allowed = true; 10202 } 10203 if (allowed) { 10204 if (!addSharedLibraryLPw(null, pkg.packageName, name, 10205 SharedLibraryInfo.VERSION_UNDEFINED, 10206 SharedLibraryInfo.TYPE_DYNAMIC, 10207 pkg.packageName, pkg.mVersionCode)) { 10208 Slog.w(TAG, "Package " + pkg.packageName + " library " 10209 + name + " already exists; skipping"); 10210 } 10211 } else { 10212 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 10213 + name + " that is not declared on system image; skipping"); 10214 } 10215 } 10216 10217 if ((scanFlags & SCAN_BOOTING) == 0) { 10218 // If we are not booting, we need to update any applications 10219 // that are clients of our shared library. If we are booting, 10220 // this will all be done once the scan is complete. 10221 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 10222 } 10223 } 10224 } 10225 } 10226 10227 if ((scanFlags & SCAN_BOOTING) != 0) { 10228 // No apps can run during boot scan, so they don't need to be frozen 10229 } else if ((scanFlags & SCAN_DONT_KILL_APP) != 0) { 10230 // Caller asked to not kill app, so it's probably not frozen 10231 } else if ((scanFlags & SCAN_IGNORE_FROZEN) != 0) { 10232 // Caller asked us to ignore frozen check for some reason; they 10233 // probably didn't know the package name 10234 } else { 10235 // We're doing major surgery on this package, so it better be frozen 10236 // right now to keep it from launching 10237 checkPackageFrozen(pkgName); 10238 } 10239 10240 // Also need to kill any apps that are dependent on the library. 10241 if (clientLibPkgs != null) { 10242 for (int i=0; i<clientLibPkgs.size(); i++) { 10243 PackageParser.Package clientPkg = clientLibPkgs.get(i); 10244 killApplication(clientPkg.applicationInfo.packageName, 10245 clientPkg.applicationInfo.uid, "update lib"); 10246 } 10247 } 10248 10249 // writer 10250 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 10251 10252 synchronized (mPackages) { 10253 // We don't expect installation to fail beyond this point 10254 10255 // Add the new setting to mSettings 10256 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 10257 // Add the new setting to mPackages 10258 mPackages.put(pkg.applicationInfo.packageName, pkg); 10259 // Make sure we don't accidentally delete its data. 10260 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 10261 while (iter.hasNext()) { 10262 PackageCleanItem item = iter.next(); 10263 if (pkgName.equals(item.packageName)) { 10264 iter.remove(); 10265 } 10266 } 10267 10268 // Add the package's KeySets to the global KeySetManagerService 10269 KeySetManagerService ksms = mSettings.mKeySetManagerService; 10270 ksms.addScannedPackageLPw(pkg); 10271 10272 int N = pkg.providers.size(); 10273 StringBuilder r = null; 10274 int i; 10275 for (i=0; i<N; i++) { 10276 PackageParser.Provider p = pkg.providers.get(i); 10277 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 10278 p.info.processName); 10279 mProviders.addProvider(p); 10280 p.syncable = p.info.isSyncable; 10281 if (p.info.authority != null) { 10282 String names[] = p.info.authority.split(";"); 10283 p.info.authority = null; 10284 for (int j = 0; j < names.length; j++) { 10285 if (j == 1 && p.syncable) { 10286 // We only want the first authority for a provider to possibly be 10287 // syncable, so if we already added this provider using a different 10288 // authority clear the syncable flag. We copy the provider before 10289 // changing it because the mProviders object contains a reference 10290 // to a provider that we don't want to change. 10291 // Only do this for the second authority since the resulting provider 10292 // object can be the same for all future authorities for this provider. 10293 p = new PackageParser.Provider(p); 10294 p.syncable = false; 10295 } 10296 if (!mProvidersByAuthority.containsKey(names[j])) { 10297 mProvidersByAuthority.put(names[j], p); 10298 if (p.info.authority == null) { 10299 p.info.authority = names[j]; 10300 } else { 10301 p.info.authority = p.info.authority + ";" + names[j]; 10302 } 10303 if (DEBUG_PACKAGE_SCANNING) { 10304 if (chatty) 10305 Log.d(TAG, "Registered content provider: " + names[j] 10306 + ", className = " + p.info.name + ", isSyncable = " 10307 + p.info.isSyncable); 10308 } 10309 } else { 10310 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 10311 Slog.w(TAG, "Skipping provider name " + names[j] + 10312 " (in package " + pkg.applicationInfo.packageName + 10313 "): name already used by " 10314 + ((other != null && other.getComponentName() != null) 10315 ? other.getComponentName().getPackageName() : "?")); 10316 } 10317 } 10318 } 10319 if (chatty) { 10320 if (r == null) { 10321 r = new StringBuilder(256); 10322 } else { 10323 r.append(' '); 10324 } 10325 r.append(p.info.name); 10326 } 10327 } 10328 if (r != null) { 10329 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 10330 } 10331 10332 N = pkg.services.size(); 10333 r = null; 10334 for (i=0; i<N; i++) { 10335 PackageParser.Service s = pkg.services.get(i); 10336 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 10337 s.info.processName); 10338 mServices.addService(s); 10339 if (chatty) { 10340 if (r == null) { 10341 r = new StringBuilder(256); 10342 } else { 10343 r.append(' '); 10344 } 10345 r.append(s.info.name); 10346 } 10347 } 10348 if (r != null) { 10349 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 10350 } 10351 10352 N = pkg.receivers.size(); 10353 r = null; 10354 for (i=0; i<N; i++) { 10355 PackageParser.Activity a = pkg.receivers.get(i); 10356 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 10357 a.info.processName); 10358 mReceivers.addActivity(a, "receiver"); 10359 if (chatty) { 10360 if (r == null) { 10361 r = new StringBuilder(256); 10362 } else { 10363 r.append(' '); 10364 } 10365 r.append(a.info.name); 10366 } 10367 } 10368 if (r != null) { 10369 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 10370 } 10371 10372 N = pkg.activities.size(); 10373 r = null; 10374 for (i=0; i<N; i++) { 10375 PackageParser.Activity a = pkg.activities.get(i); 10376 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 10377 a.info.processName); 10378 mActivities.addActivity(a, "activity"); 10379 if (chatty) { 10380 if (r == null) { 10381 r = new StringBuilder(256); 10382 } else { 10383 r.append(' '); 10384 } 10385 r.append(a.info.name); 10386 } 10387 } 10388 if (r != null) { 10389 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 10390 } 10391 10392 N = pkg.permissionGroups.size(); 10393 r = null; 10394 for (i=0; i<N; i++) { 10395 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 10396 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 10397 final String curPackageName = cur == null ? null : cur.info.packageName; 10398 // Dont allow ephemeral apps to define new permission groups. 10399 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 10400 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 10401 + pg.info.packageName 10402 + " ignored: instant apps cannot define new permission groups."); 10403 continue; 10404 } 10405 final boolean isPackageUpdate = pg.info.packageName.equals(curPackageName); 10406 if (cur == null || isPackageUpdate) { 10407 mPermissionGroups.put(pg.info.name, pg); 10408 if (chatty) { 10409 if (r == null) { 10410 r = new StringBuilder(256); 10411 } else { 10412 r.append(' '); 10413 } 10414 if (isPackageUpdate) { 10415 r.append("UPD:"); 10416 } 10417 r.append(pg.info.name); 10418 } 10419 } else { 10420 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 10421 + pg.info.packageName + " ignored: original from " 10422 + cur.info.packageName); 10423 if (chatty) { 10424 if (r == null) { 10425 r = new StringBuilder(256); 10426 } else { 10427 r.append(' '); 10428 } 10429 r.append("DUP:"); 10430 r.append(pg.info.name); 10431 } 10432 } 10433 } 10434 if (r != null) { 10435 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 10436 } 10437 10438 N = pkg.permissions.size(); 10439 r = null; 10440 for (i=0; i<N; i++) { 10441 PackageParser.Permission p = pkg.permissions.get(i); 10442 10443 // Dont allow ephemeral apps to define new permissions. 10444 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 10445 Slog.w(TAG, "Permission " + p.info.name + " from package " 10446 + p.info.packageName 10447 + " ignored: instant apps cannot define new permissions."); 10448 continue; 10449 } 10450 10451 // Assume by default that we did not install this permission into the system. 10452 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 10453 10454 // Now that permission groups have a special meaning, we ignore permission 10455 // groups for legacy apps to prevent unexpected behavior. In particular, 10456 // permissions for one app being granted to someone just becase they happen 10457 // to be in a group defined by another app (before this had no implications). 10458 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 10459 p.group = mPermissionGroups.get(p.info.group); 10460 // Warn for a permission in an unknown group. 10461 if (p.info.group != null && p.group == null) { 10462 Slog.w(TAG, "Permission " + p.info.name + " from package " 10463 + p.info.packageName + " in an unknown group " + p.info.group); 10464 } 10465 } 10466 10467 ArrayMap<String, BasePermission> permissionMap = 10468 p.tree ? mSettings.mPermissionTrees 10469 : mSettings.mPermissions; 10470 BasePermission bp = permissionMap.get(p.info.name); 10471 10472 // Allow system apps to redefine non-system permissions 10473 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 10474 final boolean currentOwnerIsSystem = (bp.perm != null 10475 && isSystemApp(bp.perm.owner)); 10476 if (isSystemApp(p.owner)) { 10477 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 10478 // It's a built-in permission and no owner, take ownership now 10479 bp.packageSetting = pkgSetting; 10480 bp.perm = p; 10481 bp.uid = pkg.applicationInfo.uid; 10482 bp.sourcePackage = p.info.packageName; 10483 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 10484 } else if (!currentOwnerIsSystem) { 10485 String msg = "New decl " + p.owner + " of permission " 10486 + p.info.name + " is system; overriding " + bp.sourcePackage; 10487 reportSettingsProblem(Log.WARN, msg); 10488 bp = null; 10489 } 10490 } 10491 } 10492 10493 if (bp == null) { 10494 bp = new BasePermission(p.info.name, p.info.packageName, 10495 BasePermission.TYPE_NORMAL); 10496 permissionMap.put(p.info.name, bp); 10497 } 10498 10499 if (bp.perm == null) { 10500 if (bp.sourcePackage == null 10501 || bp.sourcePackage.equals(p.info.packageName)) { 10502 BasePermission tree = findPermissionTreeLP(p.info.name); 10503 if (tree == null 10504 || tree.sourcePackage.equals(p.info.packageName)) { 10505 bp.packageSetting = pkgSetting; 10506 bp.perm = p; 10507 bp.uid = pkg.applicationInfo.uid; 10508 bp.sourcePackage = p.info.packageName; 10509 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 10510 if (chatty) { 10511 if (r == null) { 10512 r = new StringBuilder(256); 10513 } else { 10514 r.append(' '); 10515 } 10516 r.append(p.info.name); 10517 } 10518 } else { 10519 Slog.w(TAG, "Permission " + p.info.name + " from package " 10520 + p.info.packageName + " ignored: base tree " 10521 + tree.name + " is from package " 10522 + tree.sourcePackage); 10523 } 10524 } else { 10525 Slog.w(TAG, "Permission " + p.info.name + " from package " 10526 + p.info.packageName + " ignored: original from " 10527 + bp.sourcePackage); 10528 } 10529 } else if (chatty) { 10530 if (r == null) { 10531 r = new StringBuilder(256); 10532 } else { 10533 r.append(' '); 10534 } 10535 r.append("DUP:"); 10536 r.append(p.info.name); 10537 } 10538 if (bp.perm == p) { 10539 bp.protectionLevel = p.info.protectionLevel; 10540 } 10541 } 10542 10543 if (r != null) { 10544 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 10545 } 10546 10547 N = pkg.instrumentation.size(); 10548 r = null; 10549 for (i=0; i<N; i++) { 10550 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 10551 a.info.packageName = pkg.applicationInfo.packageName; 10552 a.info.sourceDir = pkg.applicationInfo.sourceDir; 10553 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 10554 a.info.splitNames = pkg.splitNames; 10555 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 10556 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 10557 a.info.splitDependencies = pkg.applicationInfo.splitDependencies; 10558 a.info.dataDir = pkg.applicationInfo.dataDir; 10559 a.info.deviceProtectedDataDir = pkg.applicationInfo.deviceProtectedDataDir; 10560 a.info.credentialProtectedDataDir = pkg.applicationInfo.credentialProtectedDataDir; 10561 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 10562 a.info.secondaryNativeLibraryDir = pkg.applicationInfo.secondaryNativeLibraryDir; 10563 mInstrumentation.put(a.getComponentName(), a); 10564 if (chatty) { 10565 if (r == null) { 10566 r = new StringBuilder(256); 10567 } else { 10568 r.append(' '); 10569 } 10570 r.append(a.info.name); 10571 } 10572 } 10573 if (r != null) { 10574 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 10575 } 10576 10577 if (pkg.protectedBroadcasts != null) { 10578 N = pkg.protectedBroadcasts.size(); 10579 for (i=0; i<N; i++) { 10580 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 10581 } 10582 } 10583 } 10584 10585 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10586 } 10587 10588 /** 10589 * Derive the ABI of a non-system package located at {@code scanFile}. This information 10590 * is derived purely on the basis of the contents of {@code scanFile} and 10591 * {@code cpuAbiOverride}. 10592 * 10593 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 10594 */ 10595 private static void derivePackageAbi(PackageParser.Package pkg, File scanFile, 10596 String cpuAbiOverride, boolean extractLibs, 10597 File appLib32InstallDir) 10598 throws PackageManagerException { 10599 // Give ourselves some initial paths; we'll come back for another 10600 // pass once we've determined ABI below. 10601 setNativeLibraryPaths(pkg, appLib32InstallDir); 10602 10603 // We would never need to extract libs for forward-locked and external packages, 10604 // since the container service will do it for us. We shouldn't attempt to 10605 // extract libs from system app when it was not updated. 10606 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 10607 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 10608 extractLibs = false; 10609 } 10610 10611 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 10612 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 10613 10614 NativeLibraryHelper.Handle handle = null; 10615 try { 10616 handle = NativeLibraryHelper.Handle.create(pkg); 10617 // TODO(multiArch): This can be null for apps that didn't go through the 10618 // usual installation process. We can calculate it again, like we 10619 // do during install time. 10620 // 10621 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 10622 // unnecessary. 10623 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 10624 10625 // Null out the abis so that they can be recalculated. 10626 pkg.applicationInfo.primaryCpuAbi = null; 10627 pkg.applicationInfo.secondaryCpuAbi = null; 10628 if (isMultiArch(pkg.applicationInfo)) { 10629 // Warn if we've set an abiOverride for multi-lib packages.. 10630 // By definition, we need to copy both 32 and 64 bit libraries for 10631 // such packages. 10632 if (pkg.cpuAbiOverride != null 10633 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 10634 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 10635 } 10636 10637 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 10638 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 10639 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 10640 if (extractLibs) { 10641 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10642 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10643 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 10644 useIsaSpecificSubdirs); 10645 } else { 10646 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10647 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 10648 } 10649 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10650 } 10651 10652 maybeThrowExceptionForMultiArchCopy( 10653 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 10654 10655 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 10656 if (extractLibs) { 10657 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10658 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10659 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 10660 useIsaSpecificSubdirs); 10661 } else { 10662 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10663 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 10664 } 10665 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10666 } 10667 10668 maybeThrowExceptionForMultiArchCopy( 10669 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 10670 10671 if (abi64 >= 0) { 10672 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 10673 } 10674 10675 if (abi32 >= 0) { 10676 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 10677 if (abi64 >= 0) { 10678 if (pkg.use32bitAbi) { 10679 pkg.applicationInfo.secondaryCpuAbi = pkg.applicationInfo.primaryCpuAbi; 10680 pkg.applicationInfo.primaryCpuAbi = abi; 10681 } else { 10682 pkg.applicationInfo.secondaryCpuAbi = abi; 10683 } 10684 } else { 10685 pkg.applicationInfo.primaryCpuAbi = abi; 10686 } 10687 } 10688 10689 } else { 10690 String[] abiList = (cpuAbiOverride != null) ? 10691 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 10692 10693 // Enable gross and lame hacks for apps that are built with old 10694 // SDK tools. We must scan their APKs for renderscript bitcode and 10695 // not launch them if it's present. Don't bother checking on devices 10696 // that don't have 64 bit support. 10697 boolean needsRenderScriptOverride = false; 10698 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 10699 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 10700 abiList = Build.SUPPORTED_32_BIT_ABIS; 10701 needsRenderScriptOverride = true; 10702 } 10703 10704 final int copyRet; 10705 if (extractLibs) { 10706 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10707 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10708 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 10709 } else { 10710 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10711 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 10712 } 10713 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10714 10715 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 10716 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 10717 "Error unpackaging native libs for app, errorCode=" + copyRet); 10718 } 10719 10720 if (copyRet >= 0) { 10721 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 10722 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 10723 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 10724 } else if (needsRenderScriptOverride) { 10725 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 10726 } 10727 } 10728 } catch (IOException ioe) { 10729 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 10730 } finally { 10731 IoUtils.closeQuietly(handle); 10732 } 10733 10734 // Now that we've calculated the ABIs and determined if it's an internal app, 10735 // we will go ahead and populate the nativeLibraryPath. 10736 setNativeLibraryPaths(pkg, appLib32InstallDir); 10737 } 10738 10739 /** 10740 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 10741 * i.e, so that all packages can be run inside a single process if required. 10742 * 10743 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 10744 * this function will either try and make the ABI for all packages in {@code packagesForUser} 10745 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 10746 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 10747 * updating a package that belongs to a shared user. 10748 * 10749 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 10750 * adds unnecessary complexity. 10751 */ 10752 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 10753 PackageParser.Package scannedPackage) { 10754 String requiredInstructionSet = null; 10755 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 10756 requiredInstructionSet = VMRuntime.getInstructionSet( 10757 scannedPackage.applicationInfo.primaryCpuAbi); 10758 } 10759 10760 PackageSetting requirer = null; 10761 for (PackageSetting ps : packagesForUser) { 10762 // If packagesForUser contains scannedPackage, we skip it. This will happen 10763 // when scannedPackage is an update of an existing package. Without this check, 10764 // we will never be able to change the ABI of any package belonging to a shared 10765 // user, even if it's compatible with other packages. 10766 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 10767 if (ps.primaryCpuAbiString == null) { 10768 continue; 10769 } 10770 10771 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 10772 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 10773 // We have a mismatch between instruction sets (say arm vs arm64) warn about 10774 // this but there's not much we can do. 10775 String errorMessage = "Instruction set mismatch, " 10776 + ((requirer == null) ? "[caller]" : requirer) 10777 + " requires " + requiredInstructionSet + " whereas " + ps 10778 + " requires " + instructionSet; 10779 Slog.w(TAG, errorMessage); 10780 } 10781 10782 if (requiredInstructionSet == null) { 10783 requiredInstructionSet = instructionSet; 10784 requirer = ps; 10785 } 10786 } 10787 } 10788 10789 if (requiredInstructionSet != null) { 10790 String adjustedAbi; 10791 if (requirer != null) { 10792 // requirer != null implies that either scannedPackage was null or that scannedPackage 10793 // did not require an ABI, in which case we have to adjust scannedPackage to match 10794 // the ABI of the set (which is the same as requirer's ABI) 10795 adjustedAbi = requirer.primaryCpuAbiString; 10796 if (scannedPackage != null) { 10797 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 10798 } 10799 } else { 10800 // requirer == null implies that we're updating all ABIs in the set to 10801 // match scannedPackage. 10802 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 10803 } 10804 10805 for (PackageSetting ps : packagesForUser) { 10806 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 10807 if (ps.primaryCpuAbiString != null) { 10808 continue; 10809 } 10810 10811 ps.primaryCpuAbiString = adjustedAbi; 10812 if (ps.pkg != null && ps.pkg.applicationInfo != null && 10813 !TextUtils.equals(adjustedAbi, ps.pkg.applicationInfo.primaryCpuAbi)) { 10814 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 10815 Slog.i(TAG, "Adjusting ABI for " + ps.name + " to " + adjustedAbi 10816 + " (requirer=" 10817 + (requirer != null ? requirer.pkg : "null") 10818 + ", scannedPackage=" 10819 + (scannedPackage != null ? scannedPackage : "null") 10820 + ")"); 10821 try { 10822 mInstaller.rmdex(ps.codePathString, 10823 getDexCodeInstructionSet(getPreferredInstructionSet())); 10824 } catch (InstallerException ignored) { 10825 } 10826 } 10827 } 10828 } 10829 } 10830 } 10831 10832 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 10833 synchronized (mPackages) { 10834 mResolverReplaced = true; 10835 // Set up information for custom user intent resolution activity. 10836 mResolveActivity.applicationInfo = pkg.applicationInfo; 10837 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 10838 mResolveActivity.packageName = pkg.applicationInfo.packageName; 10839 mResolveActivity.processName = pkg.applicationInfo.packageName; 10840 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 10841 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 10842 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 10843 mResolveActivity.theme = 0; 10844 mResolveActivity.exported = true; 10845 mResolveActivity.enabled = true; 10846 mResolveInfo.activityInfo = mResolveActivity; 10847 mResolveInfo.priority = 0; 10848 mResolveInfo.preferredOrder = 0; 10849 mResolveInfo.match = 0; 10850 mResolveComponentName = mCustomResolverComponentName; 10851 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 10852 mResolveComponentName); 10853 } 10854 } 10855 10856 private void setUpInstantAppInstallerActivityLP(ActivityInfo installerActivity) { 10857 if (installerActivity == null) { 10858 if (DEBUG_EPHEMERAL) { 10859 Slog.d(TAG, "Clear ephemeral installer activity"); 10860 } 10861 mInstantAppInstallerActivity = null; 10862 return; 10863 } 10864 10865 if (DEBUG_EPHEMERAL) { 10866 Slog.d(TAG, "Set ephemeral installer activity: " 10867 + installerActivity.getComponentName()); 10868 } 10869 // Set up information for ephemeral installer activity 10870 mInstantAppInstallerActivity = installerActivity; 10871 mInstantAppInstallerActivity.flags |= ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS 10872 | ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 10873 mInstantAppInstallerActivity.exported = true; 10874 mInstantAppInstallerActivity.enabled = true; 10875 mInstantAppInstallerInfo.activityInfo = mInstantAppInstallerActivity; 10876 mInstantAppInstallerInfo.priority = 0; 10877 mInstantAppInstallerInfo.preferredOrder = 1; 10878 mInstantAppInstallerInfo.isDefault = true; 10879 mInstantAppInstallerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 10880 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 10881 } 10882 10883 private static String calculateBundledApkRoot(final String codePathString) { 10884 final File codePath = new File(codePathString); 10885 final File codeRoot; 10886 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 10887 codeRoot = Environment.getRootDirectory(); 10888 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 10889 codeRoot = Environment.getOemDirectory(); 10890 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 10891 codeRoot = Environment.getVendorDirectory(); 10892 } else { 10893 // Unrecognized code path; take its top real segment as the apk root: 10894 // e.g. /something/app/blah.apk => /something 10895 try { 10896 File f = codePath.getCanonicalFile(); 10897 File parent = f.getParentFile(); // non-null because codePath is a file 10898 File tmp; 10899 while ((tmp = parent.getParentFile()) != null) { 10900 f = parent; 10901 parent = tmp; 10902 } 10903 codeRoot = f; 10904 Slog.w(TAG, "Unrecognized code path " 10905 + codePath + " - using " + codeRoot); 10906 } catch (IOException e) { 10907 // Can't canonicalize the code path -- shenanigans? 10908 Slog.w(TAG, "Can't canonicalize code path " + codePath); 10909 return Environment.getRootDirectory().getPath(); 10910 } 10911 } 10912 return codeRoot.getPath(); 10913 } 10914 10915 /** 10916 * Derive and set the location of native libraries for the given package, 10917 * which varies depending on where and how the package was installed. 10918 */ 10919 private static void setNativeLibraryPaths(PackageParser.Package pkg, File appLib32InstallDir) { 10920 final ApplicationInfo info = pkg.applicationInfo; 10921 final String codePath = pkg.codePath; 10922 final File codeFile = new File(codePath); 10923 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 10924 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 10925 10926 info.nativeLibraryRootDir = null; 10927 info.nativeLibraryRootRequiresIsa = false; 10928 info.nativeLibraryDir = null; 10929 info.secondaryNativeLibraryDir = null; 10930 10931 if (isApkFile(codeFile)) { 10932 // Monolithic install 10933 if (bundledApp) { 10934 // If "/system/lib64/apkname" exists, assume that is the per-package 10935 // native library directory to use; otherwise use "/system/lib/apkname". 10936 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 10937 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 10938 getPrimaryInstructionSet(info)); 10939 10940 // This is a bundled system app so choose the path based on the ABI. 10941 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 10942 // is just the default path. 10943 final String apkName = deriveCodePathName(codePath); 10944 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 10945 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 10946 apkName).getAbsolutePath(); 10947 10948 if (info.secondaryCpuAbi != null) { 10949 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 10950 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 10951 secondaryLibDir, apkName).getAbsolutePath(); 10952 } 10953 } else if (asecApp) { 10954 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 10955 .getAbsolutePath(); 10956 } else { 10957 final String apkName = deriveCodePathName(codePath); 10958 info.nativeLibraryRootDir = new File(appLib32InstallDir, apkName) 10959 .getAbsolutePath(); 10960 } 10961 10962 info.nativeLibraryRootRequiresIsa = false; 10963 info.nativeLibraryDir = info.nativeLibraryRootDir; 10964 } else { 10965 // Cluster install 10966 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 10967 info.nativeLibraryRootRequiresIsa = true; 10968 10969 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 10970 getPrimaryInstructionSet(info)).getAbsolutePath(); 10971 10972 if (info.secondaryCpuAbi != null) { 10973 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 10974 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 10975 } 10976 } 10977 } 10978 10979 /** 10980 * Calculate the abis and roots for a bundled app. These can uniquely 10981 * be determined from the contents of the system partition, i.e whether 10982 * it contains 64 or 32 bit shared libraries etc. We do not validate any 10983 * of this information, and instead assume that the system was built 10984 * sensibly. 10985 */ 10986 private static void setBundledAppAbisAndRoots(PackageParser.Package pkg, 10987 PackageSetting pkgSetting) { 10988 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 10989 10990 // If "/system/lib64/apkname" exists, assume that is the per-package 10991 // native library directory to use; otherwise use "/system/lib/apkname". 10992 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 10993 setBundledAppAbi(pkg, apkRoot, apkName); 10994 // pkgSetting might be null during rescan following uninstall of updates 10995 // to a bundled app, so accommodate that possibility. The settings in 10996 // that case will be established later from the parsed package. 10997 // 10998 // If the settings aren't null, sync them up with what we've just derived. 10999 // note that apkRoot isn't stored in the package settings. 11000 if (pkgSetting != null) { 11001 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 11002 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 11003 } 11004 } 11005 11006 /** 11007 * Deduces the ABI of a bundled app and sets the relevant fields on the 11008 * parsed pkg object. 11009 * 11010 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 11011 * under which system libraries are installed. 11012 * @param apkName the name of the installed package. 11013 */ 11014 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 11015 final File codeFile = new File(pkg.codePath); 11016 11017 final boolean has64BitLibs; 11018 final boolean has32BitLibs; 11019 if (isApkFile(codeFile)) { 11020 // Monolithic install 11021 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 11022 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 11023 } else { 11024 // Cluster install 11025 final File rootDir = new File(codeFile, LIB_DIR_NAME); 11026 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 11027 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 11028 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 11029 has64BitLibs = (new File(rootDir, isa)).exists(); 11030 } else { 11031 has64BitLibs = false; 11032 } 11033 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 11034 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 11035 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 11036 has32BitLibs = (new File(rootDir, isa)).exists(); 11037 } else { 11038 has32BitLibs = false; 11039 } 11040 } 11041 11042 if (has64BitLibs && !has32BitLibs) { 11043 // The package has 64 bit libs, but not 32 bit libs. Its primary 11044 // ABI should be 64 bit. We can safely assume here that the bundled 11045 // native libraries correspond to the most preferred ABI in the list. 11046 11047 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 11048 pkg.applicationInfo.secondaryCpuAbi = null; 11049 } else if (has32BitLibs && !has64BitLibs) { 11050 // The package has 32 bit libs but not 64 bit libs. Its primary 11051 // ABI should be 32 bit. 11052 11053 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 11054 pkg.applicationInfo.secondaryCpuAbi = null; 11055 } else if (has32BitLibs && has64BitLibs) { 11056 // The application has both 64 and 32 bit bundled libraries. We check 11057 // here that the app declares multiArch support, and warn if it doesn't. 11058 // 11059 // We will be lenient here and record both ABIs. The primary will be the 11060 // ABI that's higher on the list, i.e, a device that's configured to prefer 11061 // 64 bit apps will see a 64 bit primary ABI, 11062 11063 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 11064 Slog.e(TAG, "Package " + pkg + " has multiple bundled libs, but is not multiarch."); 11065 } 11066 11067 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 11068 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 11069 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 11070 } else { 11071 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 11072 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 11073 } 11074 } else { 11075 pkg.applicationInfo.primaryCpuAbi = null; 11076 pkg.applicationInfo.secondaryCpuAbi = null; 11077 } 11078 } 11079 11080 private void killApplication(String pkgName, int appId, String reason) { 11081 killApplication(pkgName, appId, UserHandle.USER_ALL, reason); 11082 } 11083 11084 private void killApplication(String pkgName, int appId, int userId, String reason) { 11085 // Request the ActivityManager to kill the process(only for existing packages) 11086 // so that we do not end up in a confused state while the user is still using the older 11087 // version of the application while the new one gets installed. 11088 final long token = Binder.clearCallingIdentity(); 11089 try { 11090 IActivityManager am = ActivityManager.getService(); 11091 if (am != null) { 11092 try { 11093 am.killApplication(pkgName, appId, userId, reason); 11094 } catch (RemoteException e) { 11095 } 11096 } 11097 } finally { 11098 Binder.restoreCallingIdentity(token); 11099 } 11100 } 11101 11102 private void removePackageLI(PackageParser.Package pkg, boolean chatty) { 11103 // Remove the parent package setting 11104 PackageSetting ps = (PackageSetting) pkg.mExtras; 11105 if (ps != null) { 11106 removePackageLI(ps, chatty); 11107 } 11108 // Remove the child package setting 11109 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 11110 for (int i = 0; i < childCount; i++) { 11111 PackageParser.Package childPkg = pkg.childPackages.get(i); 11112 ps = (PackageSetting) childPkg.mExtras; 11113 if (ps != null) { 11114 removePackageLI(ps, chatty); 11115 } 11116 } 11117 } 11118 11119 void removePackageLI(PackageSetting ps, boolean chatty) { 11120 if (DEBUG_INSTALL) { 11121 if (chatty) 11122 Log.d(TAG, "Removing package " + ps.name); 11123 } 11124 11125 // writer 11126 synchronized (mPackages) { 11127 mPackages.remove(ps.name); 11128 final PackageParser.Package pkg = ps.pkg; 11129 if (pkg != null) { 11130 cleanPackageDataStructuresLILPw(pkg, chatty); 11131 } 11132 } 11133 } 11134 11135 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 11136 if (DEBUG_INSTALL) { 11137 if (chatty) 11138 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 11139 } 11140 11141 // writer 11142 synchronized (mPackages) { 11143 // Remove the parent package 11144 mPackages.remove(pkg.applicationInfo.packageName); 11145 cleanPackageDataStructuresLILPw(pkg, chatty); 11146 11147 // Remove the child packages 11148 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 11149 for (int i = 0; i < childCount; i++) { 11150 PackageParser.Package childPkg = pkg.childPackages.get(i); 11151 mPackages.remove(childPkg.applicationInfo.packageName); 11152 cleanPackageDataStructuresLILPw(childPkg, chatty); 11153 } 11154 } 11155 } 11156 11157 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 11158 int N = pkg.providers.size(); 11159 StringBuilder r = null; 11160 int i; 11161 for (i=0; i<N; i++) { 11162 PackageParser.Provider p = pkg.providers.get(i); 11163 mProviders.removeProvider(p); 11164 if (p.info.authority == null) { 11165 11166 /* There was another ContentProvider with this authority when 11167 * this app was installed so this authority is null, 11168 * Ignore it as we don't have to unregister the provider. 11169 */ 11170 continue; 11171 } 11172 String names[] = p.info.authority.split(";"); 11173 for (int j = 0; j < names.length; j++) { 11174 if (mProvidersByAuthority.get(names[j]) == p) { 11175 mProvidersByAuthority.remove(names[j]); 11176 if (DEBUG_REMOVE) { 11177 if (chatty) 11178 Log.d(TAG, "Unregistered content provider: " + names[j] 11179 + ", className = " + p.info.name + ", isSyncable = " 11180 + p.info.isSyncable); 11181 } 11182 } 11183 } 11184 if (DEBUG_REMOVE && chatty) { 11185 if (r == null) { 11186 r = new StringBuilder(256); 11187 } else { 11188 r.append(' '); 11189 } 11190 r.append(p.info.name); 11191 } 11192 } 11193 if (r != null) { 11194 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 11195 } 11196 11197 N = pkg.services.size(); 11198 r = null; 11199 for (i=0; i<N; i++) { 11200 PackageParser.Service s = pkg.services.get(i); 11201 mServices.removeService(s); 11202 if (chatty) { 11203 if (r == null) { 11204 r = new StringBuilder(256); 11205 } else { 11206 r.append(' '); 11207 } 11208 r.append(s.info.name); 11209 } 11210 } 11211 if (r != null) { 11212 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 11213 } 11214 11215 N = pkg.receivers.size(); 11216 r = null; 11217 for (i=0; i<N; i++) { 11218 PackageParser.Activity a = pkg.receivers.get(i); 11219 mReceivers.removeActivity(a, "receiver"); 11220 if (DEBUG_REMOVE && chatty) { 11221 if (r == null) { 11222 r = new StringBuilder(256); 11223 } else { 11224 r.append(' '); 11225 } 11226 r.append(a.info.name); 11227 } 11228 } 11229 if (r != null) { 11230 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 11231 } 11232 11233 N = pkg.activities.size(); 11234 r = null; 11235 for (i=0; i<N; i++) { 11236 PackageParser.Activity a = pkg.activities.get(i); 11237 mActivities.removeActivity(a, "activity"); 11238 if (DEBUG_REMOVE && chatty) { 11239 if (r == null) { 11240 r = new StringBuilder(256); 11241 } else { 11242 r.append(' '); 11243 } 11244 r.append(a.info.name); 11245 } 11246 } 11247 if (r != null) { 11248 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 11249 } 11250 11251 N = pkg.permissions.size(); 11252 r = null; 11253 for (i=0; i<N; i++) { 11254 PackageParser.Permission p = pkg.permissions.get(i); 11255 BasePermission bp = mSettings.mPermissions.get(p.info.name); 11256 if (bp == null) { 11257 bp = mSettings.mPermissionTrees.get(p.info.name); 11258 } 11259 if (bp != null && bp.perm == p) { 11260 bp.perm = null; 11261 if (DEBUG_REMOVE && chatty) { 11262 if (r == null) { 11263 r = new StringBuilder(256); 11264 } else { 11265 r.append(' '); 11266 } 11267 r.append(p.info.name); 11268 } 11269 } 11270 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 11271 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(p.info.name); 11272 if (appOpPkgs != null) { 11273 appOpPkgs.remove(pkg.packageName); 11274 } 11275 } 11276 } 11277 if (r != null) { 11278 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 11279 } 11280 11281 N = pkg.requestedPermissions.size(); 11282 r = null; 11283 for (i=0; i<N; i++) { 11284 String perm = pkg.requestedPermissions.get(i); 11285 BasePermission bp = mSettings.mPermissions.get(perm); 11286 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 11287 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(perm); 11288 if (appOpPkgs != null) { 11289 appOpPkgs.remove(pkg.packageName); 11290 if (appOpPkgs.isEmpty()) { 11291 mAppOpPermissionPackages.remove(perm); 11292 } 11293 } 11294 } 11295 } 11296 if (r != null) { 11297 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 11298 } 11299 11300 N = pkg.instrumentation.size(); 11301 r = null; 11302 for (i=0; i<N; i++) { 11303 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 11304 mInstrumentation.remove(a.getComponentName()); 11305 if (DEBUG_REMOVE && chatty) { 11306 if (r == null) { 11307 r = new StringBuilder(256); 11308 } else { 11309 r.append(' '); 11310 } 11311 r.append(a.info.name); 11312 } 11313 } 11314 if (r != null) { 11315 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 11316 } 11317 11318 r = null; 11319 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 11320 // Only system apps can hold shared libraries. 11321 if (pkg.libraryNames != null) { 11322 for (i = 0; i < pkg.libraryNames.size(); i++) { 11323 String name = pkg.libraryNames.get(i); 11324 if (removeSharedLibraryLPw(name, 0)) { 11325 if (DEBUG_REMOVE && chatty) { 11326 if (r == null) { 11327 r = new StringBuilder(256); 11328 } else { 11329 r.append(' '); 11330 } 11331 r.append(name); 11332 } 11333 } 11334 } 11335 } 11336 } 11337 11338 r = null; 11339 11340 // Any package can hold static shared libraries. 11341 if (pkg.staticSharedLibName != null) { 11342 if (removeSharedLibraryLPw(pkg.staticSharedLibName, pkg.staticSharedLibVersion)) { 11343 if (DEBUG_REMOVE && chatty) { 11344 if (r == null) { 11345 r = new StringBuilder(256); 11346 } else { 11347 r.append(' '); 11348 } 11349 r.append(pkg.staticSharedLibName); 11350 } 11351 } 11352 } 11353 11354 if (r != null) { 11355 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 11356 } 11357 } 11358 11359 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 11360 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 11361 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 11362 return true; 11363 } 11364 } 11365 return false; 11366 } 11367 11368 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 11369 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 11370 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 11371 11372 private void updatePermissionsLPw(PackageParser.Package pkg, int flags) { 11373 // Update the parent permissions 11374 updatePermissionsLPw(pkg.packageName, pkg, flags); 11375 // Update the child permissions 11376 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 11377 for (int i = 0; i < childCount; i++) { 11378 PackageParser.Package childPkg = pkg.childPackages.get(i); 11379 updatePermissionsLPw(childPkg.packageName, childPkg, flags); 11380 } 11381 } 11382 11383 private void updatePermissionsLPw(String changingPkg, PackageParser.Package pkgInfo, 11384 int flags) { 11385 final String volumeUuid = (pkgInfo != null) ? getVolumeUuidForPackage(pkgInfo) : null; 11386 updatePermissionsLPw(changingPkg, pkgInfo, volumeUuid, flags); 11387 } 11388 11389 private void updatePermissionsLPw(String changingPkg, 11390 PackageParser.Package pkgInfo, String replaceVolumeUuid, int flags) { 11391 // Make sure there are no dangling permission trees. 11392 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 11393 while (it.hasNext()) { 11394 final BasePermission bp = it.next(); 11395 if (bp.packageSetting == null) { 11396 // We may not yet have parsed the package, so just see if 11397 // we still know about its settings. 11398 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 11399 } 11400 if (bp.packageSetting == null) { 11401 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 11402 + " from package " + bp.sourcePackage); 11403 it.remove(); 11404 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 11405 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 11406 Slog.i(TAG, "Removing old permission tree: " + bp.name 11407 + " from package " + bp.sourcePackage); 11408 flags |= UPDATE_PERMISSIONS_ALL; 11409 it.remove(); 11410 } 11411 } 11412 } 11413 11414 // Make sure all dynamic permissions have been assigned to a package, 11415 // and make sure there are no dangling permissions. 11416 it = mSettings.mPermissions.values().iterator(); 11417 while (it.hasNext()) { 11418 final BasePermission bp = it.next(); 11419 if (bp.type == BasePermission.TYPE_DYNAMIC) { 11420 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 11421 + bp.name + " pkg=" + bp.sourcePackage 11422 + " info=" + bp.pendingInfo); 11423 if (bp.packageSetting == null && bp.pendingInfo != null) { 11424 final BasePermission tree = findPermissionTreeLP(bp.name); 11425 if (tree != null && tree.perm != null) { 11426 bp.packageSetting = tree.packageSetting; 11427 bp.perm = new PackageParser.Permission(tree.perm.owner, 11428 new PermissionInfo(bp.pendingInfo)); 11429 bp.perm.info.packageName = tree.perm.info.packageName; 11430 bp.perm.info.name = bp.name; 11431 bp.uid = tree.uid; 11432 } 11433 } 11434 } 11435 if (bp.packageSetting == null) { 11436 // We may not yet have parsed the package, so just see if 11437 // we still know about its settings. 11438 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 11439 } 11440 if (bp.packageSetting == null) { 11441 Slog.w(TAG, "Removing dangling permission: " + bp.name 11442 + " from package " + bp.sourcePackage); 11443 it.remove(); 11444 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 11445 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 11446 Slog.i(TAG, "Removing old permission: " + bp.name 11447 + " from package " + bp.sourcePackage); 11448 flags |= UPDATE_PERMISSIONS_ALL; 11449 it.remove(); 11450 } 11451 } 11452 } 11453 11454 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "grantPermissions"); 11455 // Now update the permissions for all packages, in particular 11456 // replace the granted permissions of the system packages. 11457 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 11458 for (PackageParser.Package pkg : mPackages.values()) { 11459 if (pkg != pkgInfo) { 11460 // Only replace for packages on requested volume 11461 final String volumeUuid = getVolumeUuidForPackage(pkg); 11462 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_ALL) != 0) 11463 && Objects.equals(replaceVolumeUuid, volumeUuid); 11464 grantPermissionsLPw(pkg, replace, changingPkg); 11465 } 11466 } 11467 } 11468 11469 if (pkgInfo != null) { 11470 // Only replace for packages on requested volume 11471 final String volumeUuid = getVolumeUuidForPackage(pkgInfo); 11472 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_PKG) != 0) 11473 && Objects.equals(replaceVolumeUuid, volumeUuid); 11474 grantPermissionsLPw(pkgInfo, replace, changingPkg); 11475 } 11476 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11477 } 11478 11479 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 11480 String packageOfInterest) { 11481 // IMPORTANT: There are two types of permissions: install and runtime. 11482 // Install time permissions are granted when the app is installed to 11483 // all device users and users added in the future. Runtime permissions 11484 // are granted at runtime explicitly to specific users. Normal and signature 11485 // protected permissions are install time permissions. Dangerous permissions 11486 // are install permissions if the app's target SDK is Lollipop MR1 or older, 11487 // otherwise they are runtime permissions. This function does not manage 11488 // runtime permissions except for the case an app targeting Lollipop MR1 11489 // being upgraded to target a newer SDK, in which case dangerous permissions 11490 // are transformed from install time to runtime ones. 11491 11492 final PackageSetting ps = (PackageSetting) pkg.mExtras; 11493 if (ps == null) { 11494 return; 11495 } 11496 11497 PermissionsState permissionsState = ps.getPermissionsState(); 11498 PermissionsState origPermissions = permissionsState; 11499 11500 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 11501 11502 boolean runtimePermissionsRevoked = false; 11503 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 11504 11505 boolean changedInstallPermission = false; 11506 11507 if (replace) { 11508 ps.installPermissionsFixed = false; 11509 if (!ps.isSharedUser()) { 11510 origPermissions = new PermissionsState(permissionsState); 11511 permissionsState.reset(); 11512 } else { 11513 // We need to know only about runtime permission changes since the 11514 // calling code always writes the install permissions state but 11515 // the runtime ones are written only if changed. The only cases of 11516 // changed runtime permissions here are promotion of an install to 11517 // runtime and revocation of a runtime from a shared user. 11518 changedRuntimePermissionUserIds = revokeUnusedSharedUserPermissionsLPw( 11519 ps.sharedUser, UserManagerService.getInstance().getUserIds()); 11520 if (!ArrayUtils.isEmpty(changedRuntimePermissionUserIds)) { 11521 runtimePermissionsRevoked = true; 11522 } 11523 } 11524 } 11525 11526 permissionsState.setGlobalGids(mGlobalGids); 11527 11528 final int N = pkg.requestedPermissions.size(); 11529 for (int i=0; i<N; i++) { 11530 final String name = pkg.requestedPermissions.get(i); 11531 final BasePermission bp = mSettings.mPermissions.get(name); 11532 final boolean appSupportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 11533 >= Build.VERSION_CODES.M; 11534 11535 if (DEBUG_INSTALL) { 11536 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 11537 } 11538 11539 if (bp == null || bp.packageSetting == null) { 11540 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 11541 Slog.w(TAG, "Unknown permission " + name 11542 + " in package " + pkg.packageName); 11543 } 11544 continue; 11545 } 11546 11547 11548 // Limit ephemeral apps to ephemeral allowed permissions. 11549 if (pkg.applicationInfo.isInstantApp() && !bp.isInstant()) { 11550 Log.i(TAG, "Denying non-ephemeral permission " + bp.name + " for package " 11551 + pkg.packageName); 11552 continue; 11553 } 11554 11555 if (bp.isRuntimeOnly() && !appSupportsRuntimePermissions) { 11556 Log.i(TAG, "Denying runtime-only permission " + bp.name + " for package " 11557 + pkg.packageName); 11558 continue; 11559 } 11560 11561 final String perm = bp.name; 11562 boolean allowedSig = false; 11563 int grant = GRANT_DENIED; 11564 11565 // Keep track of app op permissions. 11566 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 11567 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 11568 if (pkgs == null) { 11569 pkgs = new ArraySet<>(); 11570 mAppOpPermissionPackages.put(bp.name, pkgs); 11571 } 11572 pkgs.add(pkg.packageName); 11573 } 11574 11575 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 11576 switch (level) { 11577 case PermissionInfo.PROTECTION_NORMAL: { 11578 // For all apps normal permissions are install time ones. 11579 grant = GRANT_INSTALL; 11580 } break; 11581 11582 case PermissionInfo.PROTECTION_DANGEROUS: { 11583 // If a permission review is required for legacy apps we represent 11584 // their permissions as always granted runtime ones since we need 11585 // to keep the review required permission flag per user while an 11586 // install permission's state is shared across all users. 11587 if (!appSupportsRuntimePermissions && !mPermissionReviewRequired) { 11588 // For legacy apps dangerous permissions are install time ones. 11589 grant = GRANT_INSTALL; 11590 } else if (origPermissions.hasInstallPermission(bp.name)) { 11591 // For legacy apps that became modern, install becomes runtime. 11592 grant = GRANT_UPGRADE; 11593 } else if (mPromoteSystemApps 11594 && isSystemApp(ps) 11595 && mExistingSystemPackages.contains(ps.name)) { 11596 // For legacy system apps, install becomes runtime. 11597 // We cannot check hasInstallPermission() for system apps since those 11598 // permissions were granted implicitly and not persisted pre-M. 11599 grant = GRANT_UPGRADE; 11600 } else { 11601 // For modern apps keep runtime permissions unchanged. 11602 grant = GRANT_RUNTIME; 11603 } 11604 } break; 11605 11606 case PermissionInfo.PROTECTION_SIGNATURE: { 11607 // For all apps signature permissions are install time ones. 11608 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 11609 if (allowedSig) { 11610 grant = GRANT_INSTALL; 11611 } 11612 } break; 11613 } 11614 11615 if (DEBUG_INSTALL) { 11616 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 11617 } 11618 11619 if (grant != GRANT_DENIED) { 11620 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 11621 // If this is an existing, non-system package, then 11622 // we can't add any new permissions to it. 11623 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 11624 // Except... if this is a permission that was added 11625 // to the platform (note: need to only do this when 11626 // updating the platform). 11627 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 11628 grant = GRANT_DENIED; 11629 } 11630 } 11631 } 11632 11633 switch (grant) { 11634 case GRANT_INSTALL: { 11635 // Revoke this as runtime permission to handle the case of 11636 // a runtime permission being downgraded to an install one. 11637 // Also in permission review mode we keep dangerous permissions 11638 // for legacy apps 11639 for (int userId : UserManagerService.getInstance().getUserIds()) { 11640 if (origPermissions.getRuntimePermissionState( 11641 bp.name, userId) != null) { 11642 // Revoke the runtime permission and clear the flags. 11643 origPermissions.revokeRuntimePermission(bp, userId); 11644 origPermissions.updatePermissionFlags(bp, userId, 11645 PackageManager.MASK_PERMISSION_FLAGS, 0); 11646 // If we revoked a permission permission, we have to write. 11647 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11648 changedRuntimePermissionUserIds, userId); 11649 } 11650 } 11651 // Grant an install permission. 11652 if (permissionsState.grantInstallPermission(bp) != 11653 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11654 changedInstallPermission = true; 11655 } 11656 } break; 11657 11658 case GRANT_RUNTIME: { 11659 // Grant previously granted runtime permissions. 11660 for (int userId : UserManagerService.getInstance().getUserIds()) { 11661 PermissionState permissionState = origPermissions 11662 .getRuntimePermissionState(bp.name, userId); 11663 int flags = permissionState != null 11664 ? permissionState.getFlags() : 0; 11665 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 11666 // Don't propagate the permission in a permission review mode if 11667 // the former was revoked, i.e. marked to not propagate on upgrade. 11668 // Note that in a permission review mode install permissions are 11669 // represented as constantly granted runtime ones since we need to 11670 // keep a per user state associated with the permission. Also the 11671 // revoke on upgrade flag is no longer applicable and is reset. 11672 final boolean revokeOnUpgrade = (flags & PackageManager 11673 .FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 11674 if (revokeOnUpgrade) { 11675 flags &= ~PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 11676 // Since we changed the flags, we have to write. 11677 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11678 changedRuntimePermissionUserIds, userId); 11679 } 11680 if (!mPermissionReviewRequired || !revokeOnUpgrade) { 11681 if (permissionsState.grantRuntimePermission(bp, userId) == 11682 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11683 // If we cannot put the permission as it was, 11684 // we have to write. 11685 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11686 changedRuntimePermissionUserIds, userId); 11687 } 11688 } 11689 11690 // If the app supports runtime permissions no need for a review. 11691 if (mPermissionReviewRequired 11692 && appSupportsRuntimePermissions 11693 && (flags & PackageManager 11694 .FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 11695 flags &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 11696 // Since we changed the flags, we have to write. 11697 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11698 changedRuntimePermissionUserIds, userId); 11699 } 11700 } else if (mPermissionReviewRequired 11701 && !appSupportsRuntimePermissions) { 11702 // For legacy apps that need a permission review, every new 11703 // runtime permission is granted but it is pending a review. 11704 // We also need to review only platform defined runtime 11705 // permissions as these are the only ones the platform knows 11706 // how to disable the API to simulate revocation as legacy 11707 // apps don't expect to run with revoked permissions. 11708 if (PLATFORM_PACKAGE_NAME.equals(bp.sourcePackage)) { 11709 if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 11710 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 11711 // We changed the flags, hence have to write. 11712 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11713 changedRuntimePermissionUserIds, userId); 11714 } 11715 } 11716 if (permissionsState.grantRuntimePermission(bp, userId) 11717 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 11718 // We changed the permission, hence have to write. 11719 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11720 changedRuntimePermissionUserIds, userId); 11721 } 11722 } 11723 // Propagate the permission flags. 11724 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 11725 } 11726 } break; 11727 11728 case GRANT_UPGRADE: { 11729 // Grant runtime permissions for a previously held install permission. 11730 PermissionState permissionState = origPermissions 11731 .getInstallPermissionState(bp.name); 11732 final int flags = permissionState != null ? permissionState.getFlags() : 0; 11733 11734 if (origPermissions.revokeInstallPermission(bp) 11735 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 11736 // We will be transferring the permission flags, so clear them. 11737 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 11738 PackageManager.MASK_PERMISSION_FLAGS, 0); 11739 changedInstallPermission = true; 11740 } 11741 11742 // If the permission is not to be promoted to runtime we ignore it and 11743 // also its other flags as they are not applicable to install permissions. 11744 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 11745 for (int userId : currentUserIds) { 11746 if (permissionsState.grantRuntimePermission(bp, userId) != 11747 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11748 // Transfer the permission flags. 11749 permissionsState.updatePermissionFlags(bp, userId, 11750 flags, flags); 11751 // If we granted the permission, we have to write. 11752 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11753 changedRuntimePermissionUserIds, userId); 11754 } 11755 } 11756 } 11757 } break; 11758 11759 default: { 11760 if (packageOfInterest == null 11761 || packageOfInterest.equals(pkg.packageName)) { 11762 Slog.w(TAG, "Not granting permission " + perm 11763 + " to package " + pkg.packageName 11764 + " because it was previously installed without"); 11765 } 11766 } break; 11767 } 11768 } else { 11769 if (permissionsState.revokeInstallPermission(bp) != 11770 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11771 // Also drop the permission flags. 11772 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 11773 PackageManager.MASK_PERMISSION_FLAGS, 0); 11774 changedInstallPermission = true; 11775 Slog.i(TAG, "Un-granting permission " + perm 11776 + " from package " + pkg.packageName 11777 + " (protectionLevel=" + bp.protectionLevel 11778 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 11779 + ")"); 11780 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 11781 // Don't print warning for app op permissions, since it is fine for them 11782 // not to be granted, there is a UI for the user to decide. 11783 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 11784 Slog.w(TAG, "Not granting permission " + perm 11785 + " to package " + pkg.packageName 11786 + " (protectionLevel=" + bp.protectionLevel 11787 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 11788 + ")"); 11789 } 11790 } 11791 } 11792 } 11793 11794 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 11795 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 11796 // This is the first that we have heard about this package, so the 11797 // permissions we have now selected are fixed until explicitly 11798 // changed. 11799 ps.installPermissionsFixed = true; 11800 } 11801 11802 // Persist the runtime permissions state for users with changes. If permissions 11803 // were revoked because no app in the shared user declares them we have to 11804 // write synchronously to avoid losing runtime permissions state. 11805 for (int userId : changedRuntimePermissionUserIds) { 11806 mSettings.writeRuntimePermissionsForUserLPr(userId, runtimePermissionsRevoked); 11807 } 11808 } 11809 11810 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 11811 boolean allowed = false; 11812 final int NP = PackageParser.NEW_PERMISSIONS.length; 11813 for (int ip=0; ip<NP; ip++) { 11814 final PackageParser.NewPermissionInfo npi 11815 = PackageParser.NEW_PERMISSIONS[ip]; 11816 if (npi.name.equals(perm) 11817 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 11818 allowed = true; 11819 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 11820 + pkg.packageName); 11821 break; 11822 } 11823 } 11824 return allowed; 11825 } 11826 11827 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 11828 BasePermission bp, PermissionsState origPermissions) { 11829 boolean privilegedPermission = (bp.protectionLevel 11830 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0; 11831 boolean privappPermissionsDisable = 11832 RoSystemProperties.CONTROL_PRIVAPP_PERMISSIONS_DISABLE; 11833 boolean platformPermission = PLATFORM_PACKAGE_NAME.equals(bp.sourcePackage); 11834 boolean platformPackage = PLATFORM_PACKAGE_NAME.equals(pkg.packageName); 11835 if (!privappPermissionsDisable && privilegedPermission && pkg.isPrivilegedApp() 11836 && !platformPackage && platformPermission) { 11837 ArraySet<String> wlPermissions = SystemConfig.getInstance() 11838 .getPrivAppPermissions(pkg.packageName); 11839 boolean whitelisted = wlPermissions != null && wlPermissions.contains(perm); 11840 if (!whitelisted) { 11841 Slog.w(TAG, "Privileged permission " + perm + " for package " 11842 + pkg.packageName + " - not in privapp-permissions whitelist"); 11843 // Only report violations for apps on system image 11844 if (!mSystemReady && !pkg.isUpdatedSystemApp()) { 11845 if (mPrivappPermissionsViolations == null) { 11846 mPrivappPermissionsViolations = new ArraySet<>(); 11847 } 11848 mPrivappPermissionsViolations.add(pkg.packageName + ": " + perm); 11849 } 11850 if (RoSystemProperties.CONTROL_PRIVAPP_PERMISSIONS_ENFORCE) { 11851 return false; 11852 } 11853 } 11854 } 11855 boolean allowed = (compareSignatures( 11856 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 11857 == PackageManager.SIGNATURE_MATCH) 11858 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 11859 == PackageManager.SIGNATURE_MATCH); 11860 if (!allowed && privilegedPermission) { 11861 if (isSystemApp(pkg)) { 11862 // For updated system applications, a system permission 11863 // is granted only if it had been defined by the original application. 11864 if (pkg.isUpdatedSystemApp()) { 11865 final PackageSetting sysPs = mSettings 11866 .getDisabledSystemPkgLPr(pkg.packageName); 11867 if (sysPs != null && sysPs.getPermissionsState().hasInstallPermission(perm)) { 11868 // If the original was granted this permission, we take 11869 // that grant decision as read and propagate it to the 11870 // update. 11871 if (sysPs.isPrivileged()) { 11872 allowed = true; 11873 } 11874 } else { 11875 // The system apk may have been updated with an older 11876 // version of the one on the data partition, but which 11877 // granted a new system permission that it didn't have 11878 // before. In this case we do want to allow the app to 11879 // now get the new permission if the ancestral apk is 11880 // privileged to get it. 11881 if (sysPs != null && sysPs.pkg != null && sysPs.isPrivileged()) { 11882 for (int j = 0; j < sysPs.pkg.requestedPermissions.size(); j++) { 11883 if (perm.equals(sysPs.pkg.requestedPermissions.get(j))) { 11884 allowed = true; 11885 break; 11886 } 11887 } 11888 } 11889 // Also if a privileged parent package on the system image or any of 11890 // its children requested a privileged permission, the updated child 11891 // packages can also get the permission. 11892 if (pkg.parentPackage != null) { 11893 final PackageSetting disabledSysParentPs = mSettings 11894 .getDisabledSystemPkgLPr(pkg.parentPackage.packageName); 11895 if (disabledSysParentPs != null && disabledSysParentPs.pkg != null 11896 && disabledSysParentPs.isPrivileged()) { 11897 if (isPackageRequestingPermission(disabledSysParentPs.pkg, perm)) { 11898 allowed = true; 11899 } else if (disabledSysParentPs.pkg.childPackages != null) { 11900 final int count = disabledSysParentPs.pkg.childPackages.size(); 11901 for (int i = 0; i < count; i++) { 11902 PackageParser.Package disabledSysChildPkg = 11903 disabledSysParentPs.pkg.childPackages.get(i); 11904 if (isPackageRequestingPermission(disabledSysChildPkg, 11905 perm)) { 11906 allowed = true; 11907 break; 11908 } 11909 } 11910 } 11911 } 11912 } 11913 } 11914 } else { 11915 allowed = isPrivilegedApp(pkg); 11916 } 11917 } 11918 } 11919 if (!allowed) { 11920 if (!allowed && (bp.protectionLevel 11921 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 11922 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 11923 // If this was a previously normal/dangerous permission that got moved 11924 // to a system permission as part of the runtime permission redesign, then 11925 // we still want to blindly grant it to old apps. 11926 allowed = true; 11927 } 11928 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 11929 && pkg.packageName.equals(mRequiredInstallerPackage)) { 11930 // If this permission is to be granted to the system installer and 11931 // this app is an installer, then it gets the permission. 11932 allowed = true; 11933 } 11934 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 11935 && pkg.packageName.equals(mRequiredVerifierPackage)) { 11936 // If this permission is to be granted to the system verifier and 11937 // this app is a verifier, then it gets the permission. 11938 allowed = true; 11939 } 11940 if (!allowed && (bp.protectionLevel 11941 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 11942 && isSystemApp(pkg)) { 11943 // Any pre-installed system app is allowed to get this permission. 11944 allowed = true; 11945 } 11946 if (!allowed && (bp.protectionLevel 11947 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 11948 // For development permissions, a development permission 11949 // is granted only if it was already granted. 11950 allowed = origPermissions.hasInstallPermission(perm); 11951 } 11952 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_SETUP) != 0 11953 && pkg.packageName.equals(mSetupWizardPackage)) { 11954 // If this permission is to be granted to the system setup wizard and 11955 // this app is a setup wizard, then it gets the permission. 11956 allowed = true; 11957 } 11958 } 11959 return allowed; 11960 } 11961 11962 private boolean isPackageRequestingPermission(PackageParser.Package pkg, String permission) { 11963 final int permCount = pkg.requestedPermissions.size(); 11964 for (int j = 0; j < permCount; j++) { 11965 String requestedPermission = pkg.requestedPermissions.get(j); 11966 if (permission.equals(requestedPermission)) { 11967 return true; 11968 } 11969 } 11970 return false; 11971 } 11972 11973 final class ActivityIntentResolver 11974 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 11975 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 11976 boolean defaultOnly, int userId) { 11977 if (!sUserManager.exists(userId)) return null; 11978 mFlags = (defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0); 11979 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 11980 } 11981 11982 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 11983 int userId) { 11984 if (!sUserManager.exists(userId)) return null; 11985 mFlags = flags; 11986 return super.queryIntent(intent, resolvedType, 11987 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 11988 userId); 11989 } 11990 11991 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 11992 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 11993 if (!sUserManager.exists(userId)) return null; 11994 if (packageActivities == null) { 11995 return null; 11996 } 11997 mFlags = flags; 11998 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 11999 final int N = packageActivities.size(); 12000 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 12001 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 12002 12003 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 12004 for (int i = 0; i < N; ++i) { 12005 intentFilters = packageActivities.get(i).intents; 12006 if (intentFilters != null && intentFilters.size() > 0) { 12007 PackageParser.ActivityIntentInfo[] array = 12008 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 12009 intentFilters.toArray(array); 12010 listCut.add(array); 12011 } 12012 } 12013 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12014 } 12015 12016 /** 12017 * Finds a privileged activity that matches the specified activity names. 12018 */ 12019 private PackageParser.Activity findMatchingActivity( 12020 List<PackageParser.Activity> activityList, ActivityInfo activityInfo) { 12021 for (PackageParser.Activity sysActivity : activityList) { 12022 if (sysActivity.info.name.equals(activityInfo.name)) { 12023 return sysActivity; 12024 } 12025 if (sysActivity.info.name.equals(activityInfo.targetActivity)) { 12026 return sysActivity; 12027 } 12028 if (sysActivity.info.targetActivity != null) { 12029 if (sysActivity.info.targetActivity.equals(activityInfo.name)) { 12030 return sysActivity; 12031 } 12032 if (sysActivity.info.targetActivity.equals(activityInfo.targetActivity)) { 12033 return sysActivity; 12034 } 12035 } 12036 } 12037 return null; 12038 } 12039 12040 public class IterGenerator<E> { 12041 public Iterator<E> generate(ActivityIntentInfo info) { 12042 return null; 12043 } 12044 } 12045 12046 public class ActionIterGenerator extends IterGenerator<String> { 12047 @Override 12048 public Iterator<String> generate(ActivityIntentInfo info) { 12049 return info.actionsIterator(); 12050 } 12051 } 12052 12053 public class CategoriesIterGenerator extends IterGenerator<String> { 12054 @Override 12055 public Iterator<String> generate(ActivityIntentInfo info) { 12056 return info.categoriesIterator(); 12057 } 12058 } 12059 12060 public class SchemesIterGenerator extends IterGenerator<String> { 12061 @Override 12062 public Iterator<String> generate(ActivityIntentInfo info) { 12063 return info.schemesIterator(); 12064 } 12065 } 12066 12067 public class AuthoritiesIterGenerator extends IterGenerator<IntentFilter.AuthorityEntry> { 12068 @Override 12069 public Iterator<IntentFilter.AuthorityEntry> generate(ActivityIntentInfo info) { 12070 return info.authoritiesIterator(); 12071 } 12072 } 12073 12074 /** 12075 * <em>WARNING</em> for performance reasons, the passed in intentList WILL BE 12076 * MODIFIED. Do not pass in a list that should not be changed. 12077 */ 12078 private <T> void getIntentListSubset(List<ActivityIntentInfo> intentList, 12079 IterGenerator<T> generator, Iterator<T> searchIterator) { 12080 // loop through the set of actions; every one must be found in the intent filter 12081 while (searchIterator.hasNext()) { 12082 // we must have at least one filter in the list to consider a match 12083 if (intentList.size() == 0) { 12084 break; 12085 } 12086 12087 final T searchAction = searchIterator.next(); 12088 12089 // loop through the set of intent filters 12090 final Iterator<ActivityIntentInfo> intentIter = intentList.iterator(); 12091 while (intentIter.hasNext()) { 12092 final ActivityIntentInfo intentInfo = intentIter.next(); 12093 boolean selectionFound = false; 12094 12095 // loop through the intent filter's selection criteria; at least one 12096 // of them must match the searched criteria 12097 final Iterator<T> intentSelectionIter = generator.generate(intentInfo); 12098 while (intentSelectionIter != null && intentSelectionIter.hasNext()) { 12099 final T intentSelection = intentSelectionIter.next(); 12100 if (intentSelection != null && intentSelection.equals(searchAction)) { 12101 selectionFound = true; 12102 break; 12103 } 12104 } 12105 12106 // the selection criteria wasn't found in this filter's set; this filter 12107 // is not a potential match 12108 if (!selectionFound) { 12109 intentIter.remove(); 12110 } 12111 } 12112 } 12113 } 12114 12115 private boolean isProtectedAction(ActivityIntentInfo filter) { 12116 final Iterator<String> actionsIter = filter.actionsIterator(); 12117 while (actionsIter != null && actionsIter.hasNext()) { 12118 final String filterAction = actionsIter.next(); 12119 if (PROTECTED_ACTIONS.contains(filterAction)) { 12120 return true; 12121 } 12122 } 12123 return false; 12124 } 12125 12126 /** 12127 * Adjusts the priority of the given intent filter according to policy. 12128 * <p> 12129 * <ul> 12130 * <li>The priority for non privileged applications is capped to '0'</li> 12131 * <li>The priority for protected actions on privileged applications is capped to '0'</li> 12132 * <li>The priority for unbundled updates to privileged applications is capped to the 12133 * priority defined on the system partition</li> 12134 * </ul> 12135 * <p> 12136 * <em>NOTE:</em> There is one exception. For security reasons, the setup wizard is 12137 * allowed to obtain any priority on any action. 12138 */ 12139 private void adjustPriority( 12140 List<PackageParser.Activity> systemActivities, ActivityIntentInfo intent) { 12141 // nothing to do; priority is fine as-is 12142 if (intent.getPriority() <= 0) { 12143 return; 12144 } 12145 12146 final ActivityInfo activityInfo = intent.activity.info; 12147 final ApplicationInfo applicationInfo = activityInfo.applicationInfo; 12148 12149 final boolean privilegedApp = 12150 ((applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0); 12151 if (!privilegedApp) { 12152 // non-privileged applications can never define a priority >0 12153 Slog.w(TAG, "Non-privileged app; cap priority to 0;" 12154 + " package: " + applicationInfo.packageName 12155 + " activity: " + intent.activity.className 12156 + " origPrio: " + intent.getPriority()); 12157 intent.setPriority(0); 12158 return; 12159 } 12160 12161 if (systemActivities == null) { 12162 // the system package is not disabled; we're parsing the system partition 12163 if (isProtectedAction(intent)) { 12164 if (mDeferProtectedFilters) { 12165 // We can't deal with these just yet. No component should ever obtain a 12166 // >0 priority for a protected actions, with ONE exception -- the setup 12167 // wizard. The setup wizard, however, cannot be known until we're able to 12168 // query it for the category CATEGORY_SETUP_WIZARD. Which we can't do 12169 // until all intent filters have been processed. Chicken, meet egg. 12170 // Let the filter temporarily have a high priority and rectify the 12171 // priorities after all system packages have been scanned. 12172 mProtectedFilters.add(intent); 12173 if (DEBUG_FILTERS) { 12174 Slog.i(TAG, "Protected action; save for later;" 12175 + " package: " + applicationInfo.packageName 12176 + " activity: " + intent.activity.className 12177 + " origPrio: " + intent.getPriority()); 12178 } 12179 return; 12180 } else { 12181 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 12182 Slog.i(TAG, "No setup wizard;" 12183 + " All protected intents capped to priority 0"); 12184 } 12185 if (intent.activity.info.packageName.equals(mSetupWizardPackage)) { 12186 if (DEBUG_FILTERS) { 12187 Slog.i(TAG, "Found setup wizard;" 12188 + " allow priority " + intent.getPriority() + ";" 12189 + " package: " + intent.activity.info.packageName 12190 + " activity: " + intent.activity.className 12191 + " priority: " + intent.getPriority()); 12192 } 12193 // setup wizard gets whatever it wants 12194 return; 12195 } 12196 Slog.w(TAG, "Protected action; cap priority to 0;" 12197 + " package: " + intent.activity.info.packageName 12198 + " activity: " + intent.activity.className 12199 + " origPrio: " + intent.getPriority()); 12200 intent.setPriority(0); 12201 return; 12202 } 12203 } 12204 // privileged apps on the system image get whatever priority they request 12205 return; 12206 } 12207 12208 // privileged app unbundled update ... try to find the same activity 12209 final PackageParser.Activity foundActivity = 12210 findMatchingActivity(systemActivities, activityInfo); 12211 if (foundActivity == null) { 12212 // this is a new activity; it cannot obtain >0 priority 12213 if (DEBUG_FILTERS) { 12214 Slog.i(TAG, "New activity; cap priority to 0;" 12215 + " package: " + applicationInfo.packageName 12216 + " activity: " + intent.activity.className 12217 + " origPrio: " + intent.getPriority()); 12218 } 12219 intent.setPriority(0); 12220 return; 12221 } 12222 12223 // found activity, now check for filter equivalence 12224 12225 // a shallow copy is enough; we modify the list, not its contents 12226 final List<ActivityIntentInfo> intentListCopy = 12227 new ArrayList<>(foundActivity.intents); 12228 final List<ActivityIntentInfo> foundFilters = findFilters(intent); 12229 12230 // find matching action subsets 12231 final Iterator<String> actionsIterator = intent.actionsIterator(); 12232 if (actionsIterator != null) { 12233 getIntentListSubset( 12234 intentListCopy, new ActionIterGenerator(), actionsIterator); 12235 if (intentListCopy.size() == 0) { 12236 // no more intents to match; we're not equivalent 12237 if (DEBUG_FILTERS) { 12238 Slog.i(TAG, "Mismatched action; cap priority to 0;" 12239 + " package: " + applicationInfo.packageName 12240 + " activity: " + intent.activity.className 12241 + " origPrio: " + intent.getPriority()); 12242 } 12243 intent.setPriority(0); 12244 return; 12245 } 12246 } 12247 12248 // find matching category subsets 12249 final Iterator<String> categoriesIterator = intent.categoriesIterator(); 12250 if (categoriesIterator != null) { 12251 getIntentListSubset(intentListCopy, new CategoriesIterGenerator(), 12252 categoriesIterator); 12253 if (intentListCopy.size() == 0) { 12254 // no more intents to match; we're not equivalent 12255 if (DEBUG_FILTERS) { 12256 Slog.i(TAG, "Mismatched category; cap priority to 0;" 12257 + " package: " + applicationInfo.packageName 12258 + " activity: " + intent.activity.className 12259 + " origPrio: " + intent.getPriority()); 12260 } 12261 intent.setPriority(0); 12262 return; 12263 } 12264 } 12265 12266 // find matching schemes subsets 12267 final Iterator<String> schemesIterator = intent.schemesIterator(); 12268 if (schemesIterator != null) { 12269 getIntentListSubset(intentListCopy, new SchemesIterGenerator(), 12270 schemesIterator); 12271 if (intentListCopy.size() == 0) { 12272 // no more intents to match; we're not equivalent 12273 if (DEBUG_FILTERS) { 12274 Slog.i(TAG, "Mismatched scheme; cap priority to 0;" 12275 + " package: " + applicationInfo.packageName 12276 + " activity: " + intent.activity.className 12277 + " origPrio: " + intent.getPriority()); 12278 } 12279 intent.setPriority(0); 12280 return; 12281 } 12282 } 12283 12284 // find matching authorities subsets 12285 final Iterator<IntentFilter.AuthorityEntry> 12286 authoritiesIterator = intent.authoritiesIterator(); 12287 if (authoritiesIterator != null) { 12288 getIntentListSubset(intentListCopy, 12289 new AuthoritiesIterGenerator(), 12290 authoritiesIterator); 12291 if (intentListCopy.size() == 0) { 12292 // no more intents to match; we're not equivalent 12293 if (DEBUG_FILTERS) { 12294 Slog.i(TAG, "Mismatched authority; cap priority to 0;" 12295 + " package: " + applicationInfo.packageName 12296 + " activity: " + intent.activity.className 12297 + " origPrio: " + intent.getPriority()); 12298 } 12299 intent.setPriority(0); 12300 return; 12301 } 12302 } 12303 12304 // we found matching filter(s); app gets the max priority of all intents 12305 int cappedPriority = 0; 12306 for (int i = intentListCopy.size() - 1; i >= 0; --i) { 12307 cappedPriority = Math.max(cappedPriority, intentListCopy.get(i).getPriority()); 12308 } 12309 if (intent.getPriority() > cappedPriority) { 12310 if (DEBUG_FILTERS) { 12311 Slog.i(TAG, "Found matching filter(s);" 12312 + " cap priority to " + cappedPriority + ";" 12313 + " package: " + applicationInfo.packageName 12314 + " activity: " + intent.activity.className 12315 + " origPrio: " + intent.getPriority()); 12316 } 12317 intent.setPriority(cappedPriority); 12318 return; 12319 } 12320 // all this for nothing; the requested priority was <= what was on the system 12321 } 12322 12323 public final void addActivity(PackageParser.Activity a, String type) { 12324 mActivities.put(a.getComponentName(), a); 12325 if (DEBUG_SHOW_INFO) 12326 Log.v( 12327 TAG, " " + type + " " + 12328 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 12329 if (DEBUG_SHOW_INFO) 12330 Log.v(TAG, " Class=" + a.info.name); 12331 final int NI = a.intents.size(); 12332 for (int j=0; j<NI; j++) { 12333 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12334 if ("activity".equals(type)) { 12335 final PackageSetting ps = 12336 mSettings.getDisabledSystemPkgLPr(intent.activity.info.packageName); 12337 final List<PackageParser.Activity> systemActivities = 12338 ps != null && ps.pkg != null ? ps.pkg.activities : null; 12339 adjustPriority(systemActivities, intent); 12340 } 12341 if (DEBUG_SHOW_INFO) { 12342 Log.v(TAG, " IntentFilter:"); 12343 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12344 } 12345 if (!intent.debugCheck()) { 12346 Log.w(TAG, "==> For Activity " + a.info.name); 12347 } 12348 addFilter(intent); 12349 } 12350 } 12351 12352 public final void removeActivity(PackageParser.Activity a, String type) { 12353 mActivities.remove(a.getComponentName()); 12354 if (DEBUG_SHOW_INFO) { 12355 Log.v(TAG, " " + type + " " 12356 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 12357 : a.info.name) + ":"); 12358 Log.v(TAG, " Class=" + a.info.name); 12359 } 12360 final int NI = a.intents.size(); 12361 for (int j=0; j<NI; j++) { 12362 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12363 if (DEBUG_SHOW_INFO) { 12364 Log.v(TAG, " IntentFilter:"); 12365 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12366 } 12367 removeFilter(intent); 12368 } 12369 } 12370 12371 @Override 12372 protected boolean allowFilterResult( 12373 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 12374 ActivityInfo filterAi = filter.activity.info; 12375 for (int i=dest.size()-1; i>=0; i--) { 12376 ActivityInfo destAi = dest.get(i).activityInfo; 12377 if (destAi.name == filterAi.name 12378 && destAi.packageName == filterAi.packageName) { 12379 return false; 12380 } 12381 } 12382 return true; 12383 } 12384 12385 @Override 12386 protected ActivityIntentInfo[] newArray(int size) { 12387 return new ActivityIntentInfo[size]; 12388 } 12389 12390 @Override 12391 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 12392 if (!sUserManager.exists(userId)) return true; 12393 PackageParser.Package p = filter.activity.owner; 12394 if (p != null) { 12395 PackageSetting ps = (PackageSetting)p.mExtras; 12396 if (ps != null) { 12397 // System apps are never considered stopped for purposes of 12398 // filtering, because there may be no way for the user to 12399 // actually re-launch them. 12400 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 12401 && ps.getStopped(userId); 12402 } 12403 } 12404 return false; 12405 } 12406 12407 @Override 12408 protected boolean isPackageForFilter(String packageName, 12409 PackageParser.ActivityIntentInfo info) { 12410 return packageName.equals(info.activity.owner.packageName); 12411 } 12412 12413 @Override 12414 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 12415 int match, int userId) { 12416 if (!sUserManager.exists(userId)) return null; 12417 if (!mSettings.isEnabledAndMatchLPr(info.activity.info, mFlags, userId)) { 12418 return null; 12419 } 12420 final PackageParser.Activity activity = info.activity; 12421 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 12422 if (ps == null) { 12423 return null; 12424 } 12425 final PackageUserState userState = ps.readUserState(userId); 12426 ActivityInfo ai = generateActivityInfo(activity, mFlags, userState, userId); 12427 if (ai == null) { 12428 return null; 12429 } 12430 final boolean matchVisibleToInstantApp = 12431 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12432 final boolean isInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12433 // throw out filters that aren't visible to ephemeral apps 12434 if (matchVisibleToInstantApp 12435 && !(info.isVisibleToInstantApp() || userState.instantApp)) { 12436 return null; 12437 } 12438 // throw out ephemeral filters if we're not explicitly requesting them 12439 if (!isInstantApp && userState.instantApp) { 12440 return null; 12441 } 12442 // throw out instant app filters if updates are available; will trigger 12443 // instant app resolution 12444 if (userState.instantApp && ps.isUpdateAvailable()) { 12445 return null; 12446 } 12447 final ResolveInfo res = new ResolveInfo(); 12448 res.activityInfo = ai; 12449 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12450 res.filter = info; 12451 } 12452 if (info != null) { 12453 res.handleAllWebDataURI = info.handleAllWebDataURI(); 12454 } 12455 res.priority = info.getPriority(); 12456 res.preferredOrder = activity.owner.mPreferredOrder; 12457 //System.out.println("Result: " + res.activityInfo.className + 12458 // " = " + res.priority); 12459 res.match = match; 12460 res.isDefault = info.hasDefault; 12461 res.labelRes = info.labelRes; 12462 res.nonLocalizedLabel = info.nonLocalizedLabel; 12463 if (userNeedsBadging(userId)) { 12464 res.noResourceId = true; 12465 } else { 12466 res.icon = info.icon; 12467 } 12468 res.iconResourceId = info.icon; 12469 res.system = res.activityInfo.applicationInfo.isSystemApp(); 12470 res.instantAppAvailable = userState.instantApp; 12471 return res; 12472 } 12473 12474 @Override 12475 protected void sortResults(List<ResolveInfo> results) { 12476 Collections.sort(results, mResolvePrioritySorter); 12477 } 12478 12479 @Override 12480 protected void dumpFilter(PrintWriter out, String prefix, 12481 PackageParser.ActivityIntentInfo filter) { 12482 out.print(prefix); out.print( 12483 Integer.toHexString(System.identityHashCode(filter.activity))); 12484 out.print(' '); 12485 filter.activity.printComponentShortName(out); 12486 out.print(" filter "); 12487 out.println(Integer.toHexString(System.identityHashCode(filter))); 12488 } 12489 12490 @Override 12491 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 12492 return filter.activity; 12493 } 12494 12495 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12496 PackageParser.Activity activity = (PackageParser.Activity)label; 12497 out.print(prefix); out.print( 12498 Integer.toHexString(System.identityHashCode(activity))); 12499 out.print(' '); 12500 activity.printComponentShortName(out); 12501 if (count > 1) { 12502 out.print(" ("); out.print(count); out.print(" filters)"); 12503 } 12504 out.println(); 12505 } 12506 12507 // Keys are String (activity class name), values are Activity. 12508 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 12509 = new ArrayMap<ComponentName, PackageParser.Activity>(); 12510 private int mFlags; 12511 } 12512 12513 private final class ServiceIntentResolver 12514 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 12515 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12516 boolean defaultOnly, int userId) { 12517 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12518 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12519 } 12520 12521 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12522 int userId) { 12523 if (!sUserManager.exists(userId)) return null; 12524 mFlags = flags; 12525 return super.queryIntent(intent, resolvedType, 12526 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12527 userId); 12528 } 12529 12530 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12531 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 12532 if (!sUserManager.exists(userId)) return null; 12533 if (packageServices == null) { 12534 return null; 12535 } 12536 mFlags = flags; 12537 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 12538 final int N = packageServices.size(); 12539 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 12540 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 12541 12542 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 12543 for (int i = 0; i < N; ++i) { 12544 intentFilters = packageServices.get(i).intents; 12545 if (intentFilters != null && intentFilters.size() > 0) { 12546 PackageParser.ServiceIntentInfo[] array = 12547 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 12548 intentFilters.toArray(array); 12549 listCut.add(array); 12550 } 12551 } 12552 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12553 } 12554 12555 public final void addService(PackageParser.Service s) { 12556 mServices.put(s.getComponentName(), s); 12557 if (DEBUG_SHOW_INFO) { 12558 Log.v(TAG, " " 12559 + (s.info.nonLocalizedLabel != null 12560 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12561 Log.v(TAG, " Class=" + s.info.name); 12562 } 12563 final int NI = s.intents.size(); 12564 int j; 12565 for (j=0; j<NI; j++) { 12566 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12567 if (DEBUG_SHOW_INFO) { 12568 Log.v(TAG, " IntentFilter:"); 12569 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12570 } 12571 if (!intent.debugCheck()) { 12572 Log.w(TAG, "==> For Service " + s.info.name); 12573 } 12574 addFilter(intent); 12575 } 12576 } 12577 12578 public final void removeService(PackageParser.Service s) { 12579 mServices.remove(s.getComponentName()); 12580 if (DEBUG_SHOW_INFO) { 12581 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 12582 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12583 Log.v(TAG, " Class=" + s.info.name); 12584 } 12585 final int NI = s.intents.size(); 12586 int j; 12587 for (j=0; j<NI; j++) { 12588 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12589 if (DEBUG_SHOW_INFO) { 12590 Log.v(TAG, " IntentFilter:"); 12591 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12592 } 12593 removeFilter(intent); 12594 } 12595 } 12596 12597 @Override 12598 protected boolean allowFilterResult( 12599 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 12600 ServiceInfo filterSi = filter.service.info; 12601 for (int i=dest.size()-1; i>=0; i--) { 12602 ServiceInfo destAi = dest.get(i).serviceInfo; 12603 if (destAi.name == filterSi.name 12604 && destAi.packageName == filterSi.packageName) { 12605 return false; 12606 } 12607 } 12608 return true; 12609 } 12610 12611 @Override 12612 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 12613 return new PackageParser.ServiceIntentInfo[size]; 12614 } 12615 12616 @Override 12617 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 12618 if (!sUserManager.exists(userId)) return true; 12619 PackageParser.Package p = filter.service.owner; 12620 if (p != null) { 12621 PackageSetting ps = (PackageSetting)p.mExtras; 12622 if (ps != null) { 12623 // System apps are never considered stopped for purposes of 12624 // filtering, because there may be no way for the user to 12625 // actually re-launch them. 12626 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 12627 && ps.getStopped(userId); 12628 } 12629 } 12630 return false; 12631 } 12632 12633 @Override 12634 protected boolean isPackageForFilter(String packageName, 12635 PackageParser.ServiceIntentInfo info) { 12636 return packageName.equals(info.service.owner.packageName); 12637 } 12638 12639 @Override 12640 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 12641 int match, int userId) { 12642 if (!sUserManager.exists(userId)) return null; 12643 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 12644 if (!mSettings.isEnabledAndMatchLPr(info.service.info, mFlags, userId)) { 12645 return null; 12646 } 12647 final PackageParser.Service service = info.service; 12648 PackageSetting ps = (PackageSetting) service.owner.mExtras; 12649 if (ps == null) { 12650 return null; 12651 } 12652 final PackageUserState userState = ps.readUserState(userId); 12653 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 12654 userState, userId); 12655 if (si == null) { 12656 return null; 12657 } 12658 final boolean matchVisibleToInstantApp = 12659 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12660 final boolean isInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12661 // throw out filters that aren't visible to ephemeral apps 12662 if (matchVisibleToInstantApp 12663 && !(info.isVisibleToInstantApp() || userState.instantApp)) { 12664 return null; 12665 } 12666 // throw out ephemeral filters if we're not explicitly requesting them 12667 if (!isInstantApp && userState.instantApp) { 12668 return null; 12669 } 12670 // throw out instant app filters if updates are available; will trigger 12671 // instant app resolution 12672 if (userState.instantApp && ps.isUpdateAvailable()) { 12673 return null; 12674 } 12675 final ResolveInfo res = new ResolveInfo(); 12676 res.serviceInfo = si; 12677 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12678 res.filter = filter; 12679 } 12680 res.priority = info.getPriority(); 12681 res.preferredOrder = service.owner.mPreferredOrder; 12682 res.match = match; 12683 res.isDefault = info.hasDefault; 12684 res.labelRes = info.labelRes; 12685 res.nonLocalizedLabel = info.nonLocalizedLabel; 12686 res.icon = info.icon; 12687 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 12688 return res; 12689 } 12690 12691 @Override 12692 protected void sortResults(List<ResolveInfo> results) { 12693 Collections.sort(results, mResolvePrioritySorter); 12694 } 12695 12696 @Override 12697 protected void dumpFilter(PrintWriter out, String prefix, 12698 PackageParser.ServiceIntentInfo filter) { 12699 out.print(prefix); out.print( 12700 Integer.toHexString(System.identityHashCode(filter.service))); 12701 out.print(' '); 12702 filter.service.printComponentShortName(out); 12703 out.print(" filter "); 12704 out.println(Integer.toHexString(System.identityHashCode(filter))); 12705 } 12706 12707 @Override 12708 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 12709 return filter.service; 12710 } 12711 12712 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12713 PackageParser.Service service = (PackageParser.Service)label; 12714 out.print(prefix); out.print( 12715 Integer.toHexString(System.identityHashCode(service))); 12716 out.print(' '); 12717 service.printComponentShortName(out); 12718 if (count > 1) { 12719 out.print(" ("); out.print(count); out.print(" filters)"); 12720 } 12721 out.println(); 12722 } 12723 12724// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 12725// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 12726// final List<ResolveInfo> retList = Lists.newArrayList(); 12727// while (i.hasNext()) { 12728// final ResolveInfo resolveInfo = (ResolveInfo) i; 12729// if (isEnabledLP(resolveInfo.serviceInfo)) { 12730// retList.add(resolveInfo); 12731// } 12732// } 12733// return retList; 12734// } 12735 12736 // Keys are String (activity class name), values are Activity. 12737 private final ArrayMap<ComponentName, PackageParser.Service> mServices 12738 = new ArrayMap<ComponentName, PackageParser.Service>(); 12739 private int mFlags; 12740 } 12741 12742 private final class ProviderIntentResolver 12743 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 12744 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12745 boolean defaultOnly, int userId) { 12746 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12747 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12748 } 12749 12750 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12751 int userId) { 12752 if (!sUserManager.exists(userId)) 12753 return null; 12754 mFlags = flags; 12755 return super.queryIntent(intent, resolvedType, 12756 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12757 userId); 12758 } 12759 12760 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12761 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 12762 if (!sUserManager.exists(userId)) 12763 return null; 12764 if (packageProviders == null) { 12765 return null; 12766 } 12767 mFlags = flags; 12768 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 12769 final int N = packageProviders.size(); 12770 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 12771 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 12772 12773 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 12774 for (int i = 0; i < N; ++i) { 12775 intentFilters = packageProviders.get(i).intents; 12776 if (intentFilters != null && intentFilters.size() > 0) { 12777 PackageParser.ProviderIntentInfo[] array = 12778 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 12779 intentFilters.toArray(array); 12780 listCut.add(array); 12781 } 12782 } 12783 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12784 } 12785 12786 public final void addProvider(PackageParser.Provider p) { 12787 if (mProviders.containsKey(p.getComponentName())) { 12788 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 12789 return; 12790 } 12791 12792 mProviders.put(p.getComponentName(), p); 12793 if (DEBUG_SHOW_INFO) { 12794 Log.v(TAG, " " 12795 + (p.info.nonLocalizedLabel != null 12796 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 12797 Log.v(TAG, " Class=" + p.info.name); 12798 } 12799 final int NI = p.intents.size(); 12800 int j; 12801 for (j = 0; j < NI; j++) { 12802 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 12803 if (DEBUG_SHOW_INFO) { 12804 Log.v(TAG, " IntentFilter:"); 12805 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12806 } 12807 if (!intent.debugCheck()) { 12808 Log.w(TAG, "==> For Provider " + p.info.name); 12809 } 12810 addFilter(intent); 12811 } 12812 } 12813 12814 public final void removeProvider(PackageParser.Provider p) { 12815 mProviders.remove(p.getComponentName()); 12816 if (DEBUG_SHOW_INFO) { 12817 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 12818 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 12819 Log.v(TAG, " Class=" + p.info.name); 12820 } 12821 final int NI = p.intents.size(); 12822 int j; 12823 for (j = 0; j < NI; j++) { 12824 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 12825 if (DEBUG_SHOW_INFO) { 12826 Log.v(TAG, " IntentFilter:"); 12827 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12828 } 12829 removeFilter(intent); 12830 } 12831 } 12832 12833 @Override 12834 protected boolean allowFilterResult( 12835 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 12836 ProviderInfo filterPi = filter.provider.info; 12837 for (int i = dest.size() - 1; i >= 0; i--) { 12838 ProviderInfo destPi = dest.get(i).providerInfo; 12839 if (destPi.name == filterPi.name 12840 && destPi.packageName == filterPi.packageName) { 12841 return false; 12842 } 12843 } 12844 return true; 12845 } 12846 12847 @Override 12848 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 12849 return new PackageParser.ProviderIntentInfo[size]; 12850 } 12851 12852 @Override 12853 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 12854 if (!sUserManager.exists(userId)) 12855 return true; 12856 PackageParser.Package p = filter.provider.owner; 12857 if (p != null) { 12858 PackageSetting ps = (PackageSetting) p.mExtras; 12859 if (ps != null) { 12860 // System apps are never considered stopped for purposes of 12861 // filtering, because there may be no way for the user to 12862 // actually re-launch them. 12863 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 12864 && ps.getStopped(userId); 12865 } 12866 } 12867 return false; 12868 } 12869 12870 @Override 12871 protected boolean isPackageForFilter(String packageName, 12872 PackageParser.ProviderIntentInfo info) { 12873 return packageName.equals(info.provider.owner.packageName); 12874 } 12875 12876 @Override 12877 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 12878 int match, int userId) { 12879 if (!sUserManager.exists(userId)) 12880 return null; 12881 final PackageParser.ProviderIntentInfo info = filter; 12882 if (!mSettings.isEnabledAndMatchLPr(info.provider.info, mFlags, userId)) { 12883 return null; 12884 } 12885 final PackageParser.Provider provider = info.provider; 12886 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 12887 if (ps == null) { 12888 return null; 12889 } 12890 final PackageUserState userState = ps.readUserState(userId); 12891 final boolean matchVisibleToInstantApp = 12892 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12893 final boolean isInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12894 // throw out filters that aren't visible to instant applications 12895 if (matchVisibleToInstantApp 12896 && !(info.isVisibleToInstantApp() || userState.instantApp)) { 12897 return null; 12898 } 12899 // throw out instant application filters if we're not explicitly requesting them 12900 if (!isInstantApp && userState.instantApp) { 12901 return null; 12902 } 12903 // throw out instant application filters if updates are available; will trigger 12904 // instant application resolution 12905 if (userState.instantApp && ps.isUpdateAvailable()) { 12906 return null; 12907 } 12908 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 12909 userState, userId); 12910 if (pi == null) { 12911 return null; 12912 } 12913 final ResolveInfo res = new ResolveInfo(); 12914 res.providerInfo = pi; 12915 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 12916 res.filter = filter; 12917 } 12918 res.priority = info.getPriority(); 12919 res.preferredOrder = provider.owner.mPreferredOrder; 12920 res.match = match; 12921 res.isDefault = info.hasDefault; 12922 res.labelRes = info.labelRes; 12923 res.nonLocalizedLabel = info.nonLocalizedLabel; 12924 res.icon = info.icon; 12925 res.system = res.providerInfo.applicationInfo.isSystemApp(); 12926 return res; 12927 } 12928 12929 @Override 12930 protected void sortResults(List<ResolveInfo> results) { 12931 Collections.sort(results, mResolvePrioritySorter); 12932 } 12933 12934 @Override 12935 protected void dumpFilter(PrintWriter out, String prefix, 12936 PackageParser.ProviderIntentInfo filter) { 12937 out.print(prefix); 12938 out.print( 12939 Integer.toHexString(System.identityHashCode(filter.provider))); 12940 out.print(' '); 12941 filter.provider.printComponentShortName(out); 12942 out.print(" filter "); 12943 out.println(Integer.toHexString(System.identityHashCode(filter))); 12944 } 12945 12946 @Override 12947 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 12948 return filter.provider; 12949 } 12950 12951 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12952 PackageParser.Provider provider = (PackageParser.Provider)label; 12953 out.print(prefix); out.print( 12954 Integer.toHexString(System.identityHashCode(provider))); 12955 out.print(' '); 12956 provider.printComponentShortName(out); 12957 if (count > 1) { 12958 out.print(" ("); out.print(count); out.print(" filters)"); 12959 } 12960 out.println(); 12961 } 12962 12963 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 12964 = new ArrayMap<ComponentName, PackageParser.Provider>(); 12965 private int mFlags; 12966 } 12967 12968 static final class EphemeralIntentResolver 12969 extends IntentResolver<AuxiliaryResolveInfo, AuxiliaryResolveInfo> { 12970 /** 12971 * The result that has the highest defined order. Ordering applies on a 12972 * per-package basis. Mapping is from package name to Pair of order and 12973 * EphemeralResolveInfo. 12974 * <p> 12975 * NOTE: This is implemented as a field variable for convenience and efficiency. 12976 * By having a field variable, we're able to track filter ordering as soon as 12977 * a non-zero order is defined. Otherwise, multiple loops across the result set 12978 * would be needed to apply ordering. If the intent resolver becomes re-entrant, 12979 * this needs to be contained entirely within {@link #filterResults}. 12980 */ 12981 final ArrayMap<String, Pair<Integer, InstantAppResolveInfo>> mOrderResult = new ArrayMap<>(); 12982 12983 @Override 12984 protected AuxiliaryResolveInfo[] newArray(int size) { 12985 return new AuxiliaryResolveInfo[size]; 12986 } 12987 12988 @Override 12989 protected boolean isPackageForFilter(String packageName, AuxiliaryResolveInfo responseObj) { 12990 return true; 12991 } 12992 12993 @Override 12994 protected AuxiliaryResolveInfo newResult(AuxiliaryResolveInfo responseObj, int match, 12995 int userId) { 12996 if (!sUserManager.exists(userId)) { 12997 return null; 12998 } 12999 final String packageName = responseObj.resolveInfo.getPackageName(); 13000 final Integer order = responseObj.getOrder(); 13001 final Pair<Integer, InstantAppResolveInfo> lastOrderResult = 13002 mOrderResult.get(packageName); 13003 // ordering is enabled and this item's order isn't high enough 13004 if (lastOrderResult != null && lastOrderResult.first >= order) { 13005 return null; 13006 } 13007 final InstantAppResolveInfo res = responseObj.resolveInfo; 13008 if (order > 0) { 13009 // non-zero order, enable ordering 13010 mOrderResult.put(packageName, new Pair<>(order, res)); 13011 } 13012 return responseObj; 13013 } 13014 13015 @Override 13016 protected void filterResults(List<AuxiliaryResolveInfo> results) { 13017 // only do work if ordering is enabled [most of the time it won't be] 13018 if (mOrderResult.size() == 0) { 13019 return; 13020 } 13021 int resultSize = results.size(); 13022 for (int i = 0; i < resultSize; i++) { 13023 final InstantAppResolveInfo info = results.get(i).resolveInfo; 13024 final String packageName = info.getPackageName(); 13025 final Pair<Integer, InstantAppResolveInfo> savedInfo = mOrderResult.get(packageName); 13026 if (savedInfo == null) { 13027 // package doesn't having ordering 13028 continue; 13029 } 13030 if (savedInfo.second == info) { 13031 // circled back to the highest ordered item; remove from order list 13032 mOrderResult.remove(savedInfo); 13033 if (mOrderResult.size() == 0) { 13034 // no more ordered items 13035 break; 13036 } 13037 continue; 13038 } 13039 // item has a worse order, remove it from the result list 13040 results.remove(i); 13041 resultSize--; 13042 i--; 13043 } 13044 } 13045 } 13046 13047 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 13048 new Comparator<ResolveInfo>() { 13049 public int compare(ResolveInfo r1, ResolveInfo r2) { 13050 int v1 = r1.priority; 13051 int v2 = r2.priority; 13052 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 13053 if (v1 != v2) { 13054 return (v1 > v2) ? -1 : 1; 13055 } 13056 v1 = r1.preferredOrder; 13057 v2 = r2.preferredOrder; 13058 if (v1 != v2) { 13059 return (v1 > v2) ? -1 : 1; 13060 } 13061 if (r1.isDefault != r2.isDefault) { 13062 return r1.isDefault ? -1 : 1; 13063 } 13064 v1 = r1.match; 13065 v2 = r2.match; 13066 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 13067 if (v1 != v2) { 13068 return (v1 > v2) ? -1 : 1; 13069 } 13070 if (r1.system != r2.system) { 13071 return r1.system ? -1 : 1; 13072 } 13073 if (r1.activityInfo != null) { 13074 return r1.activityInfo.packageName.compareTo(r2.activityInfo.packageName); 13075 } 13076 if (r1.serviceInfo != null) { 13077 return r1.serviceInfo.packageName.compareTo(r2.serviceInfo.packageName); 13078 } 13079 if (r1.providerInfo != null) { 13080 return r1.providerInfo.packageName.compareTo(r2.providerInfo.packageName); 13081 } 13082 return 0; 13083 } 13084 }; 13085 13086 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 13087 new Comparator<ProviderInfo>() { 13088 public int compare(ProviderInfo p1, ProviderInfo p2) { 13089 final int v1 = p1.initOrder; 13090 final int v2 = p2.initOrder; 13091 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 13092 } 13093 }; 13094 13095 public void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 13096 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 13097 final int[] userIds) { 13098 mHandler.post(new Runnable() { 13099 @Override 13100 public void run() { 13101 try { 13102 final IActivityManager am = ActivityManager.getService(); 13103 if (am == null) return; 13104 final int[] resolvedUserIds; 13105 if (userIds == null) { 13106 resolvedUserIds = am.getRunningUserIds(); 13107 } else { 13108 resolvedUserIds = userIds; 13109 } 13110 for (int id : resolvedUserIds) { 13111 final Intent intent = new Intent(action, 13112 pkg != null ? Uri.fromParts(PACKAGE_SCHEME, pkg, null) : null); 13113 if (extras != null) { 13114 intent.putExtras(extras); 13115 } 13116 if (targetPkg != null) { 13117 intent.setPackage(targetPkg); 13118 } 13119 // Modify the UID when posting to other users 13120 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 13121 if (uid > 0 && UserHandle.getUserId(uid) != id) { 13122 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 13123 intent.putExtra(Intent.EXTRA_UID, uid); 13124 } 13125 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 13126 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 13127 if (DEBUG_BROADCASTS) { 13128 RuntimeException here = new RuntimeException("here"); 13129 here.fillInStackTrace(); 13130 Slog.d(TAG, "Sending to user " + id + ": " 13131 + intent.toShortString(false, true, false, false) 13132 + " " + intent.getExtras(), here); 13133 } 13134 am.broadcastIntent(null, intent, null, finishedReceiver, 13135 0, null, null, null, android.app.AppOpsManager.OP_NONE, 13136 null, finishedReceiver != null, false, id); 13137 } 13138 } catch (RemoteException ex) { 13139 } 13140 } 13141 }); 13142 } 13143 13144 /** 13145 * Check if the external storage media is available. This is true if there 13146 * is a mounted external storage medium or if the external storage is 13147 * emulated. 13148 */ 13149 private boolean isExternalMediaAvailable() { 13150 return mMediaMounted || Environment.isExternalStorageEmulated(); 13151 } 13152 13153 @Override 13154 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 13155 // writer 13156 synchronized (mPackages) { 13157 if (!isExternalMediaAvailable()) { 13158 // If the external storage is no longer mounted at this point, 13159 // the caller may not have been able to delete all of this 13160 // packages files and can not delete any more. Bail. 13161 return null; 13162 } 13163 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 13164 if (lastPackage != null) { 13165 pkgs.remove(lastPackage); 13166 } 13167 if (pkgs.size() > 0) { 13168 return pkgs.get(0); 13169 } 13170 } 13171 return null; 13172 } 13173 13174 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 13175 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 13176 userId, andCode ? 1 : 0, packageName); 13177 if (mSystemReady) { 13178 msg.sendToTarget(); 13179 } else { 13180 if (mPostSystemReadyMessages == null) { 13181 mPostSystemReadyMessages = new ArrayList<>(); 13182 } 13183 mPostSystemReadyMessages.add(msg); 13184 } 13185 } 13186 13187 void startCleaningPackages() { 13188 // reader 13189 if (!isExternalMediaAvailable()) { 13190 return; 13191 } 13192 synchronized (mPackages) { 13193 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 13194 return; 13195 } 13196 } 13197 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 13198 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 13199 IActivityManager am = ActivityManager.getService(); 13200 if (am != null) { 13201 int dcsUid = -1; 13202 synchronized (mPackages) { 13203 if (!mDefaultContainerWhitelisted) { 13204 mDefaultContainerWhitelisted = true; 13205 PackageSetting ps = mSettings.mPackages.get(DEFAULT_CONTAINER_PACKAGE); 13206 dcsUid = UserHandle.getUid(UserHandle.USER_SYSTEM, ps.appId); 13207 } 13208 } 13209 try { 13210 if (dcsUid > 0) { 13211 am.backgroundWhitelistUid(dcsUid); 13212 } 13213 am.startService(null, intent, null, false, mContext.getOpPackageName(), 13214 UserHandle.USER_SYSTEM); 13215 } catch (RemoteException e) { 13216 } 13217 } 13218 } 13219 13220 @Override 13221 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 13222 int installFlags, String installerPackageName, int userId) { 13223 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 13224 13225 final int callingUid = Binder.getCallingUid(); 13226 enforceCrossUserPermission(callingUid, userId, 13227 true /* requireFullPermission */, true /* checkShell */, "installPackageAsUser"); 13228 13229 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 13230 try { 13231 if (observer != null) { 13232 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 13233 } 13234 } catch (RemoteException re) { 13235 } 13236 return; 13237 } 13238 13239 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 13240 installFlags |= PackageManager.INSTALL_FROM_ADB; 13241 13242 } else { 13243 // Caller holds INSTALL_PACKAGES permission, so we're less strict 13244 // about installerPackageName. 13245 13246 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 13247 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 13248 } 13249 13250 UserHandle user; 13251 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 13252 user = UserHandle.ALL; 13253 } else { 13254 user = new UserHandle(userId); 13255 } 13256 13257 // Only system components can circumvent runtime permissions when installing. 13258 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 13259 && mContext.checkCallingOrSelfPermission(Manifest.permission 13260 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 13261 throw new SecurityException("You need the " 13262 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 13263 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 13264 } 13265 13266 if ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0 13267 || (installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 13268 throw new IllegalArgumentException( 13269 "New installs into ASEC containers no longer supported"); 13270 } 13271 13272 final File originFile = new File(originPath); 13273 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 13274 13275 final Message msg = mHandler.obtainMessage(INIT_COPY); 13276 final VerificationInfo verificationInfo = new VerificationInfo( 13277 null /*originatingUri*/, null /*referrer*/, -1 /*originatingUid*/, callingUid); 13278 final InstallParams params = new InstallParams(origin, null /*moveInfo*/, observer, 13279 installFlags, installerPackageName, null /*volumeUuid*/, verificationInfo, user, 13280 null /*packageAbiOverride*/, null /*grantedPermissions*/, 13281 null /*certificates*/, PackageManager.INSTALL_REASON_UNKNOWN); 13282 params.setTraceMethod("installAsUser").setTraceCookie(System.identityHashCode(params)); 13283 msg.obj = params; 13284 13285 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installAsUser", 13286 System.identityHashCode(msg.obj)); 13287 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 13288 System.identityHashCode(msg.obj)); 13289 13290 mHandler.sendMessage(msg); 13291 } 13292 13293 13294 /** 13295 * Ensure that the install reason matches what we know about the package installer (e.g. whether 13296 * it is acting on behalf on an enterprise or the user). 13297 * 13298 * Note that the ordering of the conditionals in this method is important. The checks we perform 13299 * are as follows, in this order: 13300 * 13301 * 1) If the install is being performed by a system app, we can trust the app to have set the 13302 * install reason correctly. Thus, we pass through the install reason unchanged, no matter 13303 * what it is. 13304 * 2) If the install is being performed by a device or profile owner app, the install reason 13305 * should be enterprise policy. However, we cannot be sure that the device or profile owner 13306 * set the install reason correctly. If the app targets an older SDK version where install 13307 * reasons did not exist yet, or if the app author simply forgot, the install reason may be 13308 * unset or wrong. Thus, we force the install reason to be enterprise policy. 13309 * 3) In all other cases, the install is being performed by a regular app that is neither part 13310 * of the system nor a device or profile owner. We have no reason to believe that this app is 13311 * acting on behalf of the enterprise admin. Thus, we check whether the install reason was 13312 * set to enterprise policy and if so, change it to unknown instead. 13313 */ 13314 private int fixUpInstallReason(String installerPackageName, int installerUid, 13315 int installReason) { 13316 if (checkUidPermission(android.Manifest.permission.INSTALL_PACKAGES, installerUid) 13317 == PERMISSION_GRANTED) { 13318 // If the install is being performed by a system app, we trust that app to have set the 13319 // install reason correctly. 13320 return installReason; 13321 } 13322 13323 final IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 13324 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 13325 if (dpm != null) { 13326 ComponentName owner = null; 13327 try { 13328 owner = dpm.getDeviceOwnerComponent(true /* callingUserOnly */); 13329 if (owner == null) { 13330 owner = dpm.getProfileOwner(UserHandle.getUserId(installerUid)); 13331 } 13332 } catch (RemoteException e) { 13333 } 13334 if (owner != null && owner.getPackageName().equals(installerPackageName)) { 13335 // If the install is being performed by a device or profile owner, the install 13336 // reason should be enterprise policy. 13337 return PackageManager.INSTALL_REASON_POLICY; 13338 } 13339 } 13340 13341 if (installReason == PackageManager.INSTALL_REASON_POLICY) { 13342 // If the install is being performed by a regular app (i.e. neither system app nor 13343 // device or profile owner), we have no reason to believe that the app is acting on 13344 // behalf of an enterprise. If the app set the install reason to enterprise policy, 13345 // change it to unknown instead. 13346 return PackageManager.INSTALL_REASON_UNKNOWN; 13347 } 13348 13349 // If the install is being performed by a regular app and the install reason was set to any 13350 // value but enterprise policy, leave the install reason unchanged. 13351 return installReason; 13352 } 13353 13354 void installStage(String packageName, File stagedDir, String stagedCid, 13355 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 13356 String installerPackageName, int installerUid, UserHandle user, 13357 Certificate[][] certificates) { 13358 if (DEBUG_EPHEMERAL) { 13359 if ((sessionParams.installFlags & PackageManager.INSTALL_INSTANT_APP) != 0) { 13360 Slog.d(TAG, "Ephemeral install of " + packageName); 13361 } 13362 } 13363 final VerificationInfo verificationInfo = new VerificationInfo( 13364 sessionParams.originatingUri, sessionParams.referrerUri, 13365 sessionParams.originatingUid, installerUid); 13366 13367 final OriginInfo origin; 13368 if (stagedDir != null) { 13369 origin = OriginInfo.fromStagedFile(stagedDir); 13370 } else { 13371 origin = OriginInfo.fromStagedContainer(stagedCid); 13372 } 13373 13374 final Message msg = mHandler.obtainMessage(INIT_COPY); 13375 final int installReason = fixUpInstallReason(installerPackageName, installerUid, 13376 sessionParams.installReason); 13377 final InstallParams params = new InstallParams(origin, null, observer, 13378 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 13379 verificationInfo, user, sessionParams.abiOverride, 13380 sessionParams.grantedRuntimePermissions, certificates, installReason); 13381 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 13382 msg.obj = params; 13383 13384 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 13385 System.identityHashCode(msg.obj)); 13386 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 13387 System.identityHashCode(msg.obj)); 13388 13389 mHandler.sendMessage(msg); 13390 } 13391 13392 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, 13393 int userId) { 13394 final boolean isSystem = isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 13395 sendPackageAddedForNewUsers(packageName, isSystem, pkgSetting.appId, userId); 13396 } 13397 13398 public void sendPackageAddedForNewUsers(String packageName, boolean isSystem, int appId, int... userIds) { 13399 if (ArrayUtils.isEmpty(userIds)) { 13400 return; 13401 } 13402 Bundle extras = new Bundle(1); 13403 // Set to UID of the first user, EXTRA_UID is automatically updated in sendPackageBroadcast 13404 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userIds[0], appId)); 13405 13406 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 13407 packageName, extras, 0, null, null, userIds); 13408 if (isSystem) { 13409 mHandler.post(() -> { 13410 for (int userId : userIds) { 13411 sendBootCompletedBroadcastToSystemApp(packageName, userId); 13412 } 13413 } 13414 ); 13415 } 13416 } 13417 13418 /** 13419 * The just-installed/enabled app is bundled on the system, so presumed to be able to run 13420 * automatically without needing an explicit launch. 13421 * Send it a LOCKED_BOOT_COMPLETED/BOOT_COMPLETED if it would ordinarily have gotten ones. 13422 */ 13423 private void sendBootCompletedBroadcastToSystemApp(String packageName, int userId) { 13424 // If user is not running, the app didn't miss any broadcast 13425 if (!mUserManagerInternal.isUserRunning(userId)) { 13426 return; 13427 } 13428 final IActivityManager am = ActivityManager.getService(); 13429 try { 13430 // Deliver LOCKED_BOOT_COMPLETED first 13431 Intent lockedBcIntent = new Intent(Intent.ACTION_LOCKED_BOOT_COMPLETED) 13432 .setPackage(packageName); 13433 final String[] requiredPermissions = {Manifest.permission.RECEIVE_BOOT_COMPLETED}; 13434 am.broadcastIntent(null, lockedBcIntent, null, null, 0, null, null, requiredPermissions, 13435 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13436 13437 // Deliver BOOT_COMPLETED only if user is unlocked 13438 if (mUserManagerInternal.isUserUnlockingOrUnlocked(userId)) { 13439 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED).setPackage(packageName); 13440 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, requiredPermissions, 13441 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13442 } 13443 } catch (RemoteException e) { 13444 throw e.rethrowFromSystemServer(); 13445 } 13446 } 13447 13448 @Override 13449 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 13450 int userId) { 13451 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13452 PackageSetting pkgSetting; 13453 final int uid = Binder.getCallingUid(); 13454 enforceCrossUserPermission(uid, userId, 13455 true /* requireFullPermission */, true /* checkShell */, 13456 "setApplicationHiddenSetting for user " + userId); 13457 13458 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 13459 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 13460 return false; 13461 } 13462 13463 long callingId = Binder.clearCallingIdentity(); 13464 try { 13465 boolean sendAdded = false; 13466 boolean sendRemoved = false; 13467 // writer 13468 synchronized (mPackages) { 13469 pkgSetting = mSettings.mPackages.get(packageName); 13470 if (pkgSetting == null) { 13471 return false; 13472 } 13473 // Do not allow "android" is being disabled 13474 if ("android".equals(packageName)) { 13475 Slog.w(TAG, "Cannot hide package: android"); 13476 return false; 13477 } 13478 // Cannot hide static shared libs as they are considered 13479 // a part of the using app (emulating static linking). Also 13480 // static libs are installed always on internal storage. 13481 PackageParser.Package pkg = mPackages.get(packageName); 13482 if (pkg != null && pkg.staticSharedLibName != null) { 13483 Slog.w(TAG, "Cannot hide package: " + packageName 13484 + " providing static shared library: " 13485 + pkg.staticSharedLibName); 13486 return false; 13487 } 13488 // Only allow protected packages to hide themselves. 13489 if (hidden && !UserHandle.isSameApp(uid, pkgSetting.appId) 13490 && mProtectedPackages.isPackageStateProtected(userId, packageName)) { 13491 Slog.w(TAG, "Not hiding protected package: " + packageName); 13492 return false; 13493 } 13494 13495 if (pkgSetting.getHidden(userId) != hidden) { 13496 pkgSetting.setHidden(hidden, userId); 13497 mSettings.writePackageRestrictionsLPr(userId); 13498 if (hidden) { 13499 sendRemoved = true; 13500 } else { 13501 sendAdded = true; 13502 } 13503 } 13504 } 13505 if (sendAdded) { 13506 sendPackageAddedForUser(packageName, pkgSetting, userId); 13507 return true; 13508 } 13509 if (sendRemoved) { 13510 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 13511 "hiding pkg"); 13512 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 13513 return true; 13514 } 13515 } finally { 13516 Binder.restoreCallingIdentity(callingId); 13517 } 13518 return false; 13519 } 13520 13521 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 13522 int userId) { 13523 final PackageRemovedInfo info = new PackageRemovedInfo(this); 13524 info.removedPackage = packageName; 13525 info.removedUsers = new int[] {userId}; 13526 info.broadcastUsers = new int[] {userId}; 13527 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 13528 info.sendPackageRemovedBroadcasts(true /*killApp*/); 13529 } 13530 13531 private void sendPackagesSuspendedForUser(String[] pkgList, int userId, boolean suspended) { 13532 if (pkgList.length > 0) { 13533 Bundle extras = new Bundle(1); 13534 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 13535 13536 sendPackageBroadcast( 13537 suspended ? Intent.ACTION_PACKAGES_SUSPENDED 13538 : Intent.ACTION_PACKAGES_UNSUSPENDED, 13539 null, extras, Intent.FLAG_RECEIVER_REGISTERED_ONLY, null, null, 13540 new int[] {userId}); 13541 } 13542 } 13543 13544 /** 13545 * Returns true if application is not found or there was an error. Otherwise it returns 13546 * the hidden state of the package for the given user. 13547 */ 13548 @Override 13549 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 13550 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13551 enforceCrossUserPermission(Binder.getCallingUid(), userId, 13552 true /* requireFullPermission */, false /* checkShell */, 13553 "getApplicationHidden for user " + userId); 13554 PackageSetting pkgSetting; 13555 long callingId = Binder.clearCallingIdentity(); 13556 try { 13557 // writer 13558 synchronized (mPackages) { 13559 pkgSetting = mSettings.mPackages.get(packageName); 13560 if (pkgSetting == null) { 13561 return true; 13562 } 13563 return pkgSetting.getHidden(userId); 13564 } 13565 } finally { 13566 Binder.restoreCallingIdentity(callingId); 13567 } 13568 } 13569 13570 /** 13571 * @hide 13572 */ 13573 @Override 13574 public int installExistingPackageAsUser(String packageName, int userId, int installFlags, 13575 int installReason) { 13576 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 13577 null); 13578 PackageSetting pkgSetting; 13579 final int uid = Binder.getCallingUid(); 13580 enforceCrossUserPermission(uid, userId, 13581 true /* requireFullPermission */, true /* checkShell */, 13582 "installExistingPackage for user " + userId); 13583 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 13584 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 13585 } 13586 13587 long callingId = Binder.clearCallingIdentity(); 13588 try { 13589 boolean installed = false; 13590 final boolean instantApp = 13591 (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 13592 final boolean fullApp = 13593 (installFlags & PackageManager.INSTALL_FULL_APP) != 0; 13594 13595 // writer 13596 synchronized (mPackages) { 13597 pkgSetting = mSettings.mPackages.get(packageName); 13598 if (pkgSetting == null) { 13599 return PackageManager.INSTALL_FAILED_INVALID_URI; 13600 } 13601 if (!pkgSetting.getInstalled(userId)) { 13602 pkgSetting.setInstalled(true, userId); 13603 pkgSetting.setHidden(false, userId); 13604 pkgSetting.setInstallReason(installReason, userId); 13605 mSettings.writePackageRestrictionsLPr(userId); 13606 mSettings.writeKernelMappingLPr(pkgSetting); 13607 installed = true; 13608 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 13609 // upgrade app from instant to full; we don't allow app downgrade 13610 installed = true; 13611 } 13612 setInstantAppForUser(pkgSetting, userId, instantApp, fullApp); 13613 } 13614 13615 if (installed) { 13616 if (pkgSetting.pkg != null) { 13617 synchronized (mInstallLock) { 13618 // We don't need to freeze for a brand new install 13619 prepareAppDataAfterInstallLIF(pkgSetting.pkg); 13620 } 13621 } 13622 sendPackageAddedForUser(packageName, pkgSetting, userId); 13623 synchronized (mPackages) { 13624 updateSequenceNumberLP(packageName, new int[]{ userId }); 13625 } 13626 } 13627 } finally { 13628 Binder.restoreCallingIdentity(callingId); 13629 } 13630 13631 return PackageManager.INSTALL_SUCCEEDED; 13632 } 13633 13634 void setInstantAppForUser(PackageSetting pkgSetting, int userId, 13635 boolean instantApp, boolean fullApp) { 13636 // no state specified; do nothing 13637 if (!instantApp && !fullApp) { 13638 return; 13639 } 13640 if (userId != UserHandle.USER_ALL) { 13641 if (instantApp && !pkgSetting.getInstantApp(userId)) { 13642 pkgSetting.setInstantApp(true /*instantApp*/, userId); 13643 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 13644 pkgSetting.setInstantApp(false /*instantApp*/, userId); 13645 } 13646 } else { 13647 for (int currentUserId : sUserManager.getUserIds()) { 13648 if (instantApp && !pkgSetting.getInstantApp(currentUserId)) { 13649 pkgSetting.setInstantApp(true /*instantApp*/, currentUserId); 13650 } else if (fullApp && pkgSetting.getInstantApp(currentUserId)) { 13651 pkgSetting.setInstantApp(false /*instantApp*/, currentUserId); 13652 } 13653 } 13654 } 13655 } 13656 13657 boolean isUserRestricted(int userId, String restrictionKey) { 13658 Bundle restrictions = sUserManager.getUserRestrictions(userId); 13659 if (restrictions.getBoolean(restrictionKey, false)) { 13660 Log.w(TAG, "User is restricted: " + restrictionKey); 13661 return true; 13662 } 13663 return false; 13664 } 13665 13666 @Override 13667 public String[] setPackagesSuspendedAsUser(String[] packageNames, boolean suspended, 13668 int userId) { 13669 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13670 enforceCrossUserPermission(Binder.getCallingUid(), userId, 13671 true /* requireFullPermission */, true /* checkShell */, 13672 "setPackagesSuspended for user " + userId); 13673 13674 if (ArrayUtils.isEmpty(packageNames)) { 13675 return packageNames; 13676 } 13677 13678 // List of package names for whom the suspended state has changed. 13679 List<String> changedPackages = new ArrayList<>(packageNames.length); 13680 // List of package names for whom the suspended state is not set as requested in this 13681 // method. 13682 List<String> unactionedPackages = new ArrayList<>(packageNames.length); 13683 long callingId = Binder.clearCallingIdentity(); 13684 try { 13685 for (int i = 0; i < packageNames.length; i++) { 13686 String packageName = packageNames[i]; 13687 boolean changed = false; 13688 final int appId; 13689 synchronized (mPackages) { 13690 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 13691 if (pkgSetting == null) { 13692 Slog.w(TAG, "Could not find package setting for package \"" + packageName 13693 + "\". Skipping suspending/un-suspending."); 13694 unactionedPackages.add(packageName); 13695 continue; 13696 } 13697 appId = pkgSetting.appId; 13698 if (pkgSetting.getSuspended(userId) != suspended) { 13699 if (!canSuspendPackageForUserLocked(packageName, userId)) { 13700 unactionedPackages.add(packageName); 13701 continue; 13702 } 13703 pkgSetting.setSuspended(suspended, userId); 13704 mSettings.writePackageRestrictionsLPr(userId); 13705 changed = true; 13706 changedPackages.add(packageName); 13707 } 13708 } 13709 13710 if (changed && suspended) { 13711 killApplication(packageName, UserHandle.getUid(userId, appId), 13712 "suspending package"); 13713 } 13714 } 13715 } finally { 13716 Binder.restoreCallingIdentity(callingId); 13717 } 13718 13719 if (!changedPackages.isEmpty()) { 13720 sendPackagesSuspendedForUser(changedPackages.toArray( 13721 new String[changedPackages.size()]), userId, suspended); 13722 } 13723 13724 return unactionedPackages.toArray(new String[unactionedPackages.size()]); 13725 } 13726 13727 @Override 13728 public boolean isPackageSuspendedForUser(String packageName, int userId) { 13729 enforceCrossUserPermission(Binder.getCallingUid(), userId, 13730 true /* requireFullPermission */, false /* checkShell */, 13731 "isPackageSuspendedForUser for user " + userId); 13732 synchronized (mPackages) { 13733 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 13734 if (pkgSetting == null) { 13735 throw new IllegalArgumentException("Unknown target package: " + packageName); 13736 } 13737 return pkgSetting.getSuspended(userId); 13738 } 13739 } 13740 13741 private boolean canSuspendPackageForUserLocked(String packageName, int userId) { 13742 if (isPackageDeviceAdmin(packageName, userId)) { 13743 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13744 + "\": has an active device admin"); 13745 return false; 13746 } 13747 13748 String activeLauncherPackageName = getActiveLauncherPackageName(userId); 13749 if (packageName.equals(activeLauncherPackageName)) { 13750 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13751 + "\": contains the active launcher"); 13752 return false; 13753 } 13754 13755 if (packageName.equals(mRequiredInstallerPackage)) { 13756 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13757 + "\": required for package installation"); 13758 return false; 13759 } 13760 13761 if (packageName.equals(mRequiredUninstallerPackage)) { 13762 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13763 + "\": required for package uninstallation"); 13764 return false; 13765 } 13766 13767 if (packageName.equals(mRequiredVerifierPackage)) { 13768 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13769 + "\": required for package verification"); 13770 return false; 13771 } 13772 13773 if (packageName.equals(getDefaultDialerPackageName(userId))) { 13774 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13775 + "\": is the default dialer"); 13776 return false; 13777 } 13778 13779 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 13780 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13781 + "\": protected package"); 13782 return false; 13783 } 13784 13785 // Cannot suspend static shared libs as they are considered 13786 // a part of the using app (emulating static linking). Also 13787 // static libs are installed always on internal storage. 13788 PackageParser.Package pkg = mPackages.get(packageName); 13789 if (pkg != null && pkg.applicationInfo.isStaticSharedLibrary()) { 13790 Slog.w(TAG, "Cannot suspend package: " + packageName 13791 + " providing static shared library: " 13792 + pkg.staticSharedLibName); 13793 return false; 13794 } 13795 13796 return true; 13797 } 13798 13799 private String getActiveLauncherPackageName(int userId) { 13800 Intent intent = new Intent(Intent.ACTION_MAIN); 13801 intent.addCategory(Intent.CATEGORY_HOME); 13802 ResolveInfo resolveInfo = resolveIntent( 13803 intent, 13804 intent.resolveTypeIfNeeded(mContext.getContentResolver()), 13805 PackageManager.MATCH_DEFAULT_ONLY, 13806 userId); 13807 13808 return resolveInfo == null ? null : resolveInfo.activityInfo.packageName; 13809 } 13810 13811 private String getDefaultDialerPackageName(int userId) { 13812 synchronized (mPackages) { 13813 return mSettings.getDefaultDialerPackageNameLPw(userId); 13814 } 13815 } 13816 13817 @Override 13818 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 13819 mContext.enforceCallingOrSelfPermission( 13820 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13821 "Only package verification agents can verify applications"); 13822 13823 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 13824 final PackageVerificationResponse response = new PackageVerificationResponse( 13825 verificationCode, Binder.getCallingUid()); 13826 msg.arg1 = id; 13827 msg.obj = response; 13828 mHandler.sendMessage(msg); 13829 } 13830 13831 @Override 13832 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 13833 long millisecondsToDelay) { 13834 mContext.enforceCallingOrSelfPermission( 13835 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13836 "Only package verification agents can extend verification timeouts"); 13837 13838 final PackageVerificationState state = mPendingVerification.get(id); 13839 final PackageVerificationResponse response = new PackageVerificationResponse( 13840 verificationCodeAtTimeout, Binder.getCallingUid()); 13841 13842 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 13843 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 13844 } 13845 if (millisecondsToDelay < 0) { 13846 millisecondsToDelay = 0; 13847 } 13848 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 13849 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 13850 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 13851 } 13852 13853 if ((state != null) && !state.timeoutExtended()) { 13854 state.extendTimeout(); 13855 13856 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 13857 msg.arg1 = id; 13858 msg.obj = response; 13859 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 13860 } 13861 } 13862 13863 private void broadcastPackageVerified(int verificationId, Uri packageUri, 13864 int verificationCode, UserHandle user) { 13865 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 13866 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 13867 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 13868 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 13869 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 13870 13871 mContext.sendBroadcastAsUser(intent, user, 13872 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 13873 } 13874 13875 private ComponentName matchComponentForVerifier(String packageName, 13876 List<ResolveInfo> receivers) { 13877 ActivityInfo targetReceiver = null; 13878 13879 final int NR = receivers.size(); 13880 for (int i = 0; i < NR; i++) { 13881 final ResolveInfo info = receivers.get(i); 13882 if (info.activityInfo == null) { 13883 continue; 13884 } 13885 13886 if (packageName.equals(info.activityInfo.packageName)) { 13887 targetReceiver = info.activityInfo; 13888 break; 13889 } 13890 } 13891 13892 if (targetReceiver == null) { 13893 return null; 13894 } 13895 13896 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 13897 } 13898 13899 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 13900 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 13901 if (pkgInfo.verifiers.length == 0) { 13902 return null; 13903 } 13904 13905 final int N = pkgInfo.verifiers.length; 13906 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 13907 for (int i = 0; i < N; i++) { 13908 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 13909 13910 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 13911 receivers); 13912 if (comp == null) { 13913 continue; 13914 } 13915 13916 final int verifierUid = getUidForVerifier(verifierInfo); 13917 if (verifierUid == -1) { 13918 continue; 13919 } 13920 13921 if (DEBUG_VERIFY) { 13922 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 13923 + " with the correct signature"); 13924 } 13925 sufficientVerifiers.add(comp); 13926 verificationState.addSufficientVerifier(verifierUid); 13927 } 13928 13929 return sufficientVerifiers; 13930 } 13931 13932 private int getUidForVerifier(VerifierInfo verifierInfo) { 13933 synchronized (mPackages) { 13934 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 13935 if (pkg == null) { 13936 return -1; 13937 } else if (pkg.mSignatures.length != 1) { 13938 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 13939 + " has more than one signature; ignoring"); 13940 return -1; 13941 } 13942 13943 /* 13944 * If the public key of the package's signature does not match 13945 * our expected public key, then this is a different package and 13946 * we should skip. 13947 */ 13948 13949 final byte[] expectedPublicKey; 13950 try { 13951 final Signature verifierSig = pkg.mSignatures[0]; 13952 final PublicKey publicKey = verifierSig.getPublicKey(); 13953 expectedPublicKey = publicKey.getEncoded(); 13954 } catch (CertificateException e) { 13955 return -1; 13956 } 13957 13958 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 13959 13960 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 13961 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 13962 + " does not have the expected public key; ignoring"); 13963 return -1; 13964 } 13965 13966 return pkg.applicationInfo.uid; 13967 } 13968 } 13969 13970 @Override 13971 public void finishPackageInstall(int token, boolean didLaunch) { 13972 enforceSystemOrRoot("Only the system is allowed to finish installs"); 13973 13974 if (DEBUG_INSTALL) { 13975 Slog.v(TAG, "BM finishing package install for " + token); 13976 } 13977 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 13978 13979 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, didLaunch ? 1 : 0); 13980 mHandler.sendMessage(msg); 13981 } 13982 13983 /** 13984 * Get the verification agent timeout. Used for both the APK verifier and the 13985 * intent filter verifier. 13986 * 13987 * @return verification timeout in milliseconds 13988 */ 13989 private long getVerificationTimeout() { 13990 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 13991 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 13992 DEFAULT_VERIFICATION_TIMEOUT); 13993 } 13994 13995 /** 13996 * Get the default verification agent response code. 13997 * 13998 * @return default verification response code 13999 */ 14000 private int getDefaultVerificationResponse() { 14001 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14002 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 14003 DEFAULT_VERIFICATION_RESPONSE); 14004 } 14005 14006 /** 14007 * Check whether or not package verification has been enabled. 14008 * 14009 * @return true if verification should be performed 14010 */ 14011 private boolean isVerificationEnabled(int userId, int installFlags) { 14012 if (!DEFAULT_VERIFY_ENABLE) { 14013 return false; 14014 } 14015 14016 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 14017 14018 // Check if installing from ADB 14019 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 14020 // Do not run verification in a test harness environment 14021 if (ActivityManager.isRunningInTestHarness()) { 14022 return false; 14023 } 14024 if (ensureVerifyAppsEnabled) { 14025 return true; 14026 } 14027 // Check if the developer does not want package verification for ADB installs 14028 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14029 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 14030 return false; 14031 } 14032 } 14033 14034 if (ensureVerifyAppsEnabled) { 14035 return true; 14036 } 14037 14038 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14039 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 14040 } 14041 14042 @Override 14043 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 14044 throws RemoteException { 14045 mContext.enforceCallingOrSelfPermission( 14046 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 14047 "Only intentfilter verification agents can verify applications"); 14048 14049 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 14050 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 14051 Binder.getCallingUid(), verificationCode, failedDomains); 14052 msg.arg1 = id; 14053 msg.obj = response; 14054 mHandler.sendMessage(msg); 14055 } 14056 14057 @Override 14058 public int getIntentVerificationStatus(String packageName, int userId) { 14059 synchronized (mPackages) { 14060 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 14061 } 14062 } 14063 14064 @Override 14065 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 14066 mContext.enforceCallingOrSelfPermission( 14067 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14068 14069 boolean result = false; 14070 synchronized (mPackages) { 14071 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 14072 } 14073 if (result) { 14074 scheduleWritePackageRestrictionsLocked(userId); 14075 } 14076 return result; 14077 } 14078 14079 @Override 14080 public @NonNull ParceledListSlice<IntentFilterVerificationInfo> getIntentFilterVerifications( 14081 String packageName) { 14082 synchronized (mPackages) { 14083 return new ParceledListSlice<>(mSettings.getIntentFilterVerificationsLPr(packageName)); 14084 } 14085 } 14086 14087 @Override 14088 public @NonNull ParceledListSlice<IntentFilter> getAllIntentFilters(String packageName) { 14089 if (TextUtils.isEmpty(packageName)) { 14090 return ParceledListSlice.emptyList(); 14091 } 14092 synchronized (mPackages) { 14093 PackageParser.Package pkg = mPackages.get(packageName); 14094 if (pkg == null || pkg.activities == null) { 14095 return ParceledListSlice.emptyList(); 14096 } 14097 final int count = pkg.activities.size(); 14098 ArrayList<IntentFilter> result = new ArrayList<>(); 14099 for (int n=0; n<count; n++) { 14100 PackageParser.Activity activity = pkg.activities.get(n); 14101 if (activity.intents != null && activity.intents.size() > 0) { 14102 result.addAll(activity.intents); 14103 } 14104 } 14105 return new ParceledListSlice<>(result); 14106 } 14107 } 14108 14109 @Override 14110 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 14111 mContext.enforceCallingOrSelfPermission( 14112 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14113 14114 synchronized (mPackages) { 14115 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 14116 if (packageName != null) { 14117 result |= updateIntentVerificationStatus(packageName, 14118 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 14119 userId); 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 String pkgName = pkg.packageName; 16057 final int[] allUsers; 16058 final int[] installedUsers; 16059 16060 synchronized(mPackages) { 16061 oldPackage = mPackages.get(pkgName); 16062 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 16063 16064 // don't allow upgrade to target a release SDK from a pre-release SDK 16065 final boolean oldTargetsPreRelease = oldPackage.applicationInfo.targetSdkVersion 16066 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 16067 final boolean newTargetsPreRelease = pkg.applicationInfo.targetSdkVersion 16068 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 16069 if (oldTargetsPreRelease 16070 && !newTargetsPreRelease 16071 && ((policyFlags & PackageParser.PARSE_FORCE_SDK) == 0)) { 16072 Slog.w(TAG, "Can't install package targeting released sdk"); 16073 res.setReturnCode(PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE); 16074 return; 16075 } 16076 16077 final PackageSetting ps = mSettings.mPackages.get(pkgName); 16078 16079 // verify signatures are valid 16080 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 16081 if (!checkUpgradeKeySetLP(ps, pkg)) { 16082 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 16083 "New package not signed by keys specified by upgrade-keysets: " 16084 + pkgName); 16085 return; 16086 } 16087 } else { 16088 // default to original signature matching 16089 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 16090 != PackageManager.SIGNATURE_MATCH) { 16091 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 16092 "New package has a different signature: " + pkgName); 16093 return; 16094 } 16095 } 16096 16097 // don't allow a system upgrade unless the upgrade hash matches 16098 if (oldPackage.restrictUpdateHash != null && oldPackage.isSystemApp()) { 16099 byte[] digestBytes = null; 16100 try { 16101 final MessageDigest digest = MessageDigest.getInstance("SHA-512"); 16102 updateDigest(digest, new File(pkg.baseCodePath)); 16103 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 16104 for (String path : pkg.splitCodePaths) { 16105 updateDigest(digest, new File(path)); 16106 } 16107 } 16108 digestBytes = digest.digest(); 16109 } catch (NoSuchAlgorithmException | IOException e) { 16110 res.setError(INSTALL_FAILED_INVALID_APK, 16111 "Could not compute hash: " + pkgName); 16112 return; 16113 } 16114 if (!Arrays.equals(oldPackage.restrictUpdateHash, digestBytes)) { 16115 res.setError(INSTALL_FAILED_INVALID_APK, 16116 "New package fails restrict-update check: " + pkgName); 16117 return; 16118 } 16119 // retain upgrade restriction 16120 pkg.restrictUpdateHash = oldPackage.restrictUpdateHash; 16121 } 16122 16123 // Check for shared user id changes 16124 String invalidPackageName = 16125 getParentOrChildPackageChangedSharedUser(oldPackage, pkg); 16126 if (invalidPackageName != null) { 16127 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 16128 "Package " + invalidPackageName + " tried to change user " 16129 + oldPackage.mSharedUserId); 16130 return; 16131 } 16132 16133 // In case of rollback, remember per-user/profile install state 16134 allUsers = sUserManager.getUserIds(); 16135 installedUsers = ps.queryInstalledUsers(allUsers, true); 16136 16137 // don't allow an upgrade from full to ephemeral 16138 if (isInstantApp) { 16139 if (user == null || user.getIdentifier() == UserHandle.USER_ALL) { 16140 for (int currentUser : allUsers) { 16141 if (!ps.getInstantApp(currentUser)) { 16142 // can't downgrade from full to instant 16143 Slog.w(TAG, "Can't replace full app with instant app: " + pkgName 16144 + " for user: " + currentUser); 16145 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16146 return; 16147 } 16148 } 16149 } else if (!ps.getInstantApp(user.getIdentifier())) { 16150 // can't downgrade from full to instant 16151 Slog.w(TAG, "Can't replace full app with instant app: " + pkgName 16152 + " for user: " + user.getIdentifier()); 16153 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16154 return; 16155 } 16156 } 16157 } 16158 16159 // Update what is removed 16160 res.removedInfo = new PackageRemovedInfo(this); 16161 res.removedInfo.uid = oldPackage.applicationInfo.uid; 16162 res.removedInfo.removedPackage = oldPackage.packageName; 16163 res.removedInfo.isStaticSharedLib = pkg.staticSharedLibName != null; 16164 res.removedInfo.isUpdate = true; 16165 res.removedInfo.origUsers = installedUsers; 16166 final PackageSetting ps = mSettings.getPackageLPr(pkgName); 16167 res.removedInfo.installReasons = new SparseArray<>(installedUsers.length); 16168 for (int i = 0; i < installedUsers.length; i++) { 16169 final int userId = installedUsers[i]; 16170 res.removedInfo.installReasons.put(userId, ps.getInstallReason(userId)); 16171 } 16172 16173 final int childCount = (oldPackage.childPackages != null) 16174 ? oldPackage.childPackages.size() : 0; 16175 for (int i = 0; i < childCount; i++) { 16176 boolean childPackageUpdated = false; 16177 PackageParser.Package childPkg = oldPackage.childPackages.get(i); 16178 final PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16179 if (res.addedChildPackages != null) { 16180 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 16181 if (childRes != null) { 16182 childRes.removedInfo.uid = childPkg.applicationInfo.uid; 16183 childRes.removedInfo.removedPackage = childPkg.packageName; 16184 childRes.removedInfo.isUpdate = true; 16185 childRes.removedInfo.installReasons = res.removedInfo.installReasons; 16186 childPackageUpdated = true; 16187 } 16188 } 16189 if (!childPackageUpdated) { 16190 PackageRemovedInfo childRemovedRes = new PackageRemovedInfo(this); 16191 childRemovedRes.removedPackage = childPkg.packageName; 16192 childRemovedRes.isUpdate = false; 16193 childRemovedRes.dataRemoved = true; 16194 synchronized (mPackages) { 16195 if (childPs != null) { 16196 childRemovedRes.origUsers = childPs.queryInstalledUsers(allUsers, true); 16197 } 16198 } 16199 if (res.removedInfo.removedChildPackages == null) { 16200 res.removedInfo.removedChildPackages = new ArrayMap<>(); 16201 } 16202 res.removedInfo.removedChildPackages.put(childPkg.packageName, childRemovedRes); 16203 } 16204 } 16205 16206 boolean sysPkg = (isSystemApp(oldPackage)); 16207 if (sysPkg) { 16208 // Set the system/privileged flags as needed 16209 final boolean privileged = 16210 (oldPackage.applicationInfo.privateFlags 16211 & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 16212 final int systemPolicyFlags = policyFlags 16213 | PackageParser.PARSE_IS_SYSTEM 16214 | (privileged ? PackageParser.PARSE_IS_PRIVILEGED : 0); 16215 16216 replaceSystemPackageLIF(oldPackage, pkg, systemPolicyFlags, scanFlags, 16217 user, allUsers, installerPackageName, res, installReason); 16218 } else { 16219 replaceNonSystemPackageLIF(oldPackage, pkg, policyFlags, scanFlags, 16220 user, allUsers, installerPackageName, res, installReason); 16221 } 16222 } 16223 16224 public List<String> getPreviousCodePaths(String packageName) { 16225 final PackageSetting ps = mSettings.mPackages.get(packageName); 16226 final List<String> result = new ArrayList<String>(); 16227 if (ps != null && ps.oldCodePaths != null) { 16228 result.addAll(ps.oldCodePaths); 16229 } 16230 return result; 16231 } 16232 16233 private void replaceNonSystemPackageLIF(PackageParser.Package deletedPackage, 16234 PackageParser.Package pkg, final int policyFlags, int scanFlags, UserHandle user, 16235 int[] allUsers, String installerPackageName, PackageInstalledInfo res, 16236 int installReason) { 16237 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 16238 + deletedPackage); 16239 16240 String pkgName = deletedPackage.packageName; 16241 boolean deletedPkg = true; 16242 boolean addedPkg = false; 16243 boolean updatedSettings = false; 16244 final boolean killApp = (scanFlags & SCAN_DONT_KILL_APP) == 0; 16245 final int deleteFlags = PackageManager.DELETE_KEEP_DATA 16246 | (killApp ? 0 : PackageManager.DELETE_DONT_KILL_APP); 16247 16248 final long origUpdateTime = (pkg.mExtras != null) 16249 ? ((PackageSetting)pkg.mExtras).lastUpdateTime : 0; 16250 16251 // First delete the existing package while retaining the data directory 16252 if (!deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 16253 res.removedInfo, true, pkg)) { 16254 // If the existing package wasn't successfully deleted 16255 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 16256 deletedPkg = false; 16257 } else { 16258 // Successfully deleted the old package; proceed with replace. 16259 16260 // If deleted package lived in a container, give users a chance to 16261 // relinquish resources before killing. 16262 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 16263 if (DEBUG_INSTALL) { 16264 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 16265 } 16266 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 16267 final ArrayList<String> pkgList = new ArrayList<String>(1); 16268 pkgList.add(deletedPackage.applicationInfo.packageName); 16269 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 16270 } 16271 16272 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 16273 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16274 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 16275 16276 try { 16277 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, policyFlags, 16278 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 16279 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 16280 installReason); 16281 16282 // Update the in-memory copy of the previous code paths. 16283 PackageSetting ps = mSettings.mPackages.get(pkgName); 16284 if (!killApp) { 16285 if (ps.oldCodePaths == null) { 16286 ps.oldCodePaths = new ArraySet<>(); 16287 } 16288 Collections.addAll(ps.oldCodePaths, deletedPackage.baseCodePath); 16289 if (deletedPackage.splitCodePaths != null) { 16290 Collections.addAll(ps.oldCodePaths, deletedPackage.splitCodePaths); 16291 } 16292 } else { 16293 ps.oldCodePaths = null; 16294 } 16295 if (ps.childPackageNames != null) { 16296 for (int i = ps.childPackageNames.size() - 1; i >= 0; --i) { 16297 final String childPkgName = ps.childPackageNames.get(i); 16298 final PackageSetting childPs = mSettings.mPackages.get(childPkgName); 16299 childPs.oldCodePaths = ps.oldCodePaths; 16300 } 16301 } 16302 // set instant app status, but, only if it's explicitly specified 16303 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 16304 final boolean fullApp = (scanFlags & SCAN_AS_FULL_APP) != 0; 16305 setInstantAppForUser(ps, user.getIdentifier(), instantApp, fullApp); 16306 prepareAppDataAfterInstallLIF(newPackage); 16307 addedPkg = true; 16308 mDexManager.notifyPackageUpdated(newPackage.packageName, 16309 newPackage.baseCodePath, newPackage.splitCodePaths); 16310 } catch (PackageManagerException e) { 16311 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16312 } 16313 } 16314 16315 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16316 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 16317 16318 // Revert all internal state mutations and added folders for the failed install 16319 if (addedPkg) { 16320 deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 16321 res.removedInfo, true, null); 16322 } 16323 16324 // Restore the old package 16325 if (deletedPkg) { 16326 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 16327 File restoreFile = new File(deletedPackage.codePath); 16328 // Parse old package 16329 boolean oldExternal = isExternal(deletedPackage); 16330 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 16331 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 16332 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 16333 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 16334 try { 16335 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 16336 null); 16337 } catch (PackageManagerException e) { 16338 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 16339 + e.getMessage()); 16340 return; 16341 } 16342 16343 synchronized (mPackages) { 16344 // Ensure the installer package name up to date 16345 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16346 16347 // Update permissions for restored package 16348 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 16349 16350 mSettings.writeLPr(); 16351 } 16352 16353 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 16354 } 16355 } else { 16356 synchronized (mPackages) { 16357 PackageSetting ps = mSettings.getPackageLPr(pkg.packageName); 16358 if (ps != null) { 16359 res.removedInfo.removedForAllUsers = mPackages.get(ps.name) == null; 16360 if (res.removedInfo.removedChildPackages != null) { 16361 final int childCount = res.removedInfo.removedChildPackages.size(); 16362 // Iterate in reverse as we may modify the collection 16363 for (int i = childCount - 1; i >= 0; i--) { 16364 String childPackageName = res.removedInfo.removedChildPackages.keyAt(i); 16365 if (res.addedChildPackages.containsKey(childPackageName)) { 16366 res.removedInfo.removedChildPackages.removeAt(i); 16367 } else { 16368 PackageRemovedInfo childInfo = res.removedInfo 16369 .removedChildPackages.valueAt(i); 16370 childInfo.removedForAllUsers = mPackages.get( 16371 childInfo.removedPackage) == null; 16372 } 16373 } 16374 } 16375 } 16376 } 16377 } 16378 } 16379 16380 private void replaceSystemPackageLIF(PackageParser.Package deletedPackage, 16381 PackageParser.Package pkg, final int policyFlags, int scanFlags, UserHandle user, 16382 int[] allUsers, String installerPackageName, PackageInstalledInfo res, 16383 int installReason) { 16384 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 16385 + ", old=" + deletedPackage); 16386 16387 final boolean disabledSystem; 16388 16389 // Remove existing system package 16390 removePackageLI(deletedPackage, true); 16391 16392 synchronized (mPackages) { 16393 disabledSystem = disableSystemPackageLPw(deletedPackage, pkg); 16394 } 16395 if (!disabledSystem) { 16396 // We didn't need to disable the .apk as a current system package, 16397 // which means we are replacing another update that is already 16398 // installed. We need to make sure to delete the older one's .apk. 16399 res.removedInfo.args = createInstallArgsForExisting(0, 16400 deletedPackage.applicationInfo.getCodePath(), 16401 deletedPackage.applicationInfo.getResourcePath(), 16402 getAppDexInstructionSets(deletedPackage.applicationInfo)); 16403 } else { 16404 res.removedInfo.args = null; 16405 } 16406 16407 // Successfully disabled the old package. Now proceed with re-installation 16408 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 16409 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16410 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 16411 16412 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16413 pkg.setApplicationInfoFlags(ApplicationInfo.FLAG_UPDATED_SYSTEM_APP, 16414 ApplicationInfo.FLAG_UPDATED_SYSTEM_APP); 16415 16416 PackageParser.Package newPackage = null; 16417 try { 16418 // Add the package to the internal data structures 16419 newPackage = scanPackageTracedLI(pkg, policyFlags, scanFlags, 0, user); 16420 16421 // Set the update and install times 16422 PackageSetting deletedPkgSetting = (PackageSetting) deletedPackage.mExtras; 16423 setInstallAndUpdateTime(newPackage, deletedPkgSetting.firstInstallTime, 16424 System.currentTimeMillis()); 16425 16426 // Update the package dynamic state if succeeded 16427 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 16428 // Now that the install succeeded make sure we remove data 16429 // directories for any child package the update removed. 16430 final int deletedChildCount = (deletedPackage.childPackages != null) 16431 ? deletedPackage.childPackages.size() : 0; 16432 final int newChildCount = (newPackage.childPackages != null) 16433 ? newPackage.childPackages.size() : 0; 16434 for (int i = 0; i < deletedChildCount; i++) { 16435 PackageParser.Package deletedChildPkg = deletedPackage.childPackages.get(i); 16436 boolean childPackageDeleted = true; 16437 for (int j = 0; j < newChildCount; j++) { 16438 PackageParser.Package newChildPkg = newPackage.childPackages.get(j); 16439 if (deletedChildPkg.packageName.equals(newChildPkg.packageName)) { 16440 childPackageDeleted = false; 16441 break; 16442 } 16443 } 16444 if (childPackageDeleted) { 16445 PackageSetting ps = mSettings.getDisabledSystemPkgLPr( 16446 deletedChildPkg.packageName); 16447 if (ps != null && res.removedInfo.removedChildPackages != null) { 16448 PackageRemovedInfo removedChildRes = res.removedInfo 16449 .removedChildPackages.get(deletedChildPkg.packageName); 16450 removePackageDataLIF(ps, allUsers, removedChildRes, 0, false); 16451 removedChildRes.removedForAllUsers = mPackages.get(ps.name) == null; 16452 } 16453 } 16454 } 16455 16456 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 16457 installReason); 16458 prepareAppDataAfterInstallLIF(newPackage); 16459 16460 mDexManager.notifyPackageUpdated(newPackage.packageName, 16461 newPackage.baseCodePath, newPackage.splitCodePaths); 16462 } 16463 } catch (PackageManagerException e) { 16464 res.setReturnCode(INSTALL_FAILED_INTERNAL_ERROR); 16465 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16466 } 16467 16468 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16469 // Re installation failed. Restore old information 16470 // Remove new pkg information 16471 if (newPackage != null) { 16472 removeInstalledPackageLI(newPackage, true); 16473 } 16474 // Add back the old system package 16475 try { 16476 scanPackageTracedLI(deletedPackage, policyFlags, SCAN_UPDATE_SIGNATURE, 0, user); 16477 } catch (PackageManagerException e) { 16478 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 16479 } 16480 16481 synchronized (mPackages) { 16482 if (disabledSystem) { 16483 enableSystemPackageLPw(deletedPackage); 16484 } 16485 16486 // Ensure the installer package name up to date 16487 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16488 16489 // Update permissions for restored package 16490 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 16491 16492 mSettings.writeLPr(); 16493 } 16494 16495 Slog.i(TAG, "Successfully restored package : " + deletedPackage.packageName 16496 + " after failed upgrade"); 16497 } 16498 } 16499 16500 /** 16501 * Checks whether the parent or any of the child packages have a change shared 16502 * user. For a package to be a valid update the shred users of the parent and 16503 * the children should match. We may later support changing child shared users. 16504 * @param oldPkg The updated package. 16505 * @param newPkg The update package. 16506 * @return The shared user that change between the versions. 16507 */ 16508 private String getParentOrChildPackageChangedSharedUser(PackageParser.Package oldPkg, 16509 PackageParser.Package newPkg) { 16510 // Check parent shared user 16511 if (!Objects.equals(oldPkg.mSharedUserId, newPkg.mSharedUserId)) { 16512 return newPkg.packageName; 16513 } 16514 // Check child shared users 16515 final int oldChildCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16516 final int newChildCount = (newPkg.childPackages != null) ? newPkg.childPackages.size() : 0; 16517 for (int i = 0; i < newChildCount; i++) { 16518 PackageParser.Package newChildPkg = newPkg.childPackages.get(i); 16519 // If this child was present, did it have the same shared user? 16520 for (int j = 0; j < oldChildCount; j++) { 16521 PackageParser.Package oldChildPkg = oldPkg.childPackages.get(j); 16522 if (newChildPkg.packageName.equals(oldChildPkg.packageName) 16523 && !Objects.equals(newChildPkg.mSharedUserId, oldChildPkg.mSharedUserId)) { 16524 return newChildPkg.packageName; 16525 } 16526 } 16527 } 16528 return null; 16529 } 16530 16531 private void removeNativeBinariesLI(PackageSetting ps) { 16532 // Remove the lib path for the parent package 16533 if (ps != null) { 16534 NativeLibraryHelper.removeNativeBinariesLI(ps.legacyNativeLibraryPathString); 16535 // Remove the lib path for the child packages 16536 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 16537 for (int i = 0; i < childCount; i++) { 16538 PackageSetting childPs = null; 16539 synchronized (mPackages) { 16540 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 16541 } 16542 if (childPs != null) { 16543 NativeLibraryHelper.removeNativeBinariesLI(childPs 16544 .legacyNativeLibraryPathString); 16545 } 16546 } 16547 } 16548 } 16549 16550 private void enableSystemPackageLPw(PackageParser.Package pkg) { 16551 // Enable the parent package 16552 mSettings.enableSystemPackageLPw(pkg.packageName); 16553 // Enable the child packages 16554 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16555 for (int i = 0; i < childCount; i++) { 16556 PackageParser.Package childPkg = pkg.childPackages.get(i); 16557 mSettings.enableSystemPackageLPw(childPkg.packageName); 16558 } 16559 } 16560 16561 private boolean disableSystemPackageLPw(PackageParser.Package oldPkg, 16562 PackageParser.Package newPkg) { 16563 // Disable the parent package (parent always replaced) 16564 boolean disabled = mSettings.disableSystemPackageLPw(oldPkg.packageName, true); 16565 // Disable the child packages 16566 final int childCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16567 for (int i = 0; i < childCount; i++) { 16568 PackageParser.Package childPkg = oldPkg.childPackages.get(i); 16569 final boolean replace = newPkg.hasChildPackage(childPkg.packageName); 16570 disabled |= mSettings.disableSystemPackageLPw(childPkg.packageName, replace); 16571 } 16572 return disabled; 16573 } 16574 16575 private void setInstallerPackageNameLPw(PackageParser.Package pkg, 16576 String installerPackageName) { 16577 // Enable the parent package 16578 mSettings.setInstallerPackageName(pkg.packageName, installerPackageName); 16579 // Enable the child packages 16580 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16581 for (int i = 0; i < childCount; i++) { 16582 PackageParser.Package childPkg = pkg.childPackages.get(i); 16583 mSettings.setInstallerPackageName(childPkg.packageName, installerPackageName); 16584 } 16585 } 16586 16587 private int[] revokeUnusedSharedUserPermissionsLPw(SharedUserSetting su, int[] allUserIds) { 16588 // Collect all used permissions in the UID 16589 ArraySet<String> usedPermissions = new ArraySet<>(); 16590 final int packageCount = su.packages.size(); 16591 for (int i = 0; i < packageCount; i++) { 16592 PackageSetting ps = su.packages.valueAt(i); 16593 if (ps.pkg == null) { 16594 continue; 16595 } 16596 final int requestedPermCount = ps.pkg.requestedPermissions.size(); 16597 for (int j = 0; j < requestedPermCount; j++) { 16598 String permission = ps.pkg.requestedPermissions.get(j); 16599 BasePermission bp = mSettings.mPermissions.get(permission); 16600 if (bp != null) { 16601 usedPermissions.add(permission); 16602 } 16603 } 16604 } 16605 16606 PermissionsState permissionsState = su.getPermissionsState(); 16607 // Prune install permissions 16608 List<PermissionState> installPermStates = permissionsState.getInstallPermissionStates(); 16609 final int installPermCount = installPermStates.size(); 16610 for (int i = installPermCount - 1; i >= 0; i--) { 16611 PermissionState permissionState = installPermStates.get(i); 16612 if (!usedPermissions.contains(permissionState.getName())) { 16613 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 16614 if (bp != null) { 16615 permissionsState.revokeInstallPermission(bp); 16616 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 16617 PackageManager.MASK_PERMISSION_FLAGS, 0); 16618 } 16619 } 16620 } 16621 16622 int[] runtimePermissionChangedUserIds = EmptyArray.INT; 16623 16624 // Prune runtime permissions 16625 for (int userId : allUserIds) { 16626 List<PermissionState> runtimePermStates = permissionsState 16627 .getRuntimePermissionStates(userId); 16628 final int runtimePermCount = runtimePermStates.size(); 16629 for (int i = runtimePermCount - 1; i >= 0; i--) { 16630 PermissionState permissionState = runtimePermStates.get(i); 16631 if (!usedPermissions.contains(permissionState.getName())) { 16632 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 16633 if (bp != null) { 16634 permissionsState.revokeRuntimePermission(bp, userId); 16635 permissionsState.updatePermissionFlags(bp, userId, 16636 PackageManager.MASK_PERMISSION_FLAGS, 0); 16637 runtimePermissionChangedUserIds = ArrayUtils.appendInt( 16638 runtimePermissionChangedUserIds, userId); 16639 } 16640 } 16641 } 16642 } 16643 16644 return runtimePermissionChangedUserIds; 16645 } 16646 16647 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 16648 int[] allUsers, PackageInstalledInfo res, UserHandle user, int installReason) { 16649 // Update the parent package setting 16650 updateSettingsInternalLI(newPackage, installerPackageName, allUsers, res.origUsers, 16651 res, user, installReason); 16652 // Update the child packages setting 16653 final int childCount = (newPackage.childPackages != null) 16654 ? newPackage.childPackages.size() : 0; 16655 for (int i = 0; i < childCount; i++) { 16656 PackageParser.Package childPackage = newPackage.childPackages.get(i); 16657 PackageInstalledInfo childRes = res.addedChildPackages.get(childPackage.packageName); 16658 updateSettingsInternalLI(childPackage, installerPackageName, allUsers, 16659 childRes.origUsers, childRes, user, installReason); 16660 } 16661 } 16662 16663 private void updateSettingsInternalLI(PackageParser.Package newPackage, 16664 String installerPackageName, int[] allUsers, int[] installedForUsers, 16665 PackageInstalledInfo res, UserHandle user, int installReason) { 16666 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 16667 16668 String pkgName = newPackage.packageName; 16669 synchronized (mPackages) { 16670 //write settings. the installStatus will be incomplete at this stage. 16671 //note that the new package setting would have already been 16672 //added to mPackages. It hasn't been persisted yet. 16673 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 16674 // TODO: Remove this write? It's also written at the end of this method 16675 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16676 mSettings.writeLPr(); 16677 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16678 } 16679 16680 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 16681 synchronized (mPackages) { 16682 updatePermissionsLPw(newPackage.packageName, newPackage, 16683 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 16684 ? UPDATE_PERMISSIONS_ALL : 0)); 16685 // For system-bundled packages, we assume that installing an upgraded version 16686 // of the package implies that the user actually wants to run that new code, 16687 // so we enable the package. 16688 PackageSetting ps = mSettings.mPackages.get(pkgName); 16689 final int userId = user.getIdentifier(); 16690 if (ps != null) { 16691 if (isSystemApp(newPackage)) { 16692 if (DEBUG_INSTALL) { 16693 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 16694 } 16695 // Enable system package for requested users 16696 if (res.origUsers != null) { 16697 for (int origUserId : res.origUsers) { 16698 if (userId == UserHandle.USER_ALL || userId == origUserId) { 16699 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 16700 origUserId, installerPackageName); 16701 } 16702 } 16703 } 16704 // Also convey the prior install/uninstall state 16705 if (allUsers != null && installedForUsers != null) { 16706 for (int currentUserId : allUsers) { 16707 final boolean installed = ArrayUtils.contains( 16708 installedForUsers, currentUserId); 16709 if (DEBUG_INSTALL) { 16710 Slog.d(TAG, " user " + currentUserId + " => " + installed); 16711 } 16712 ps.setInstalled(installed, currentUserId); 16713 } 16714 // these install state changes will be persisted in the 16715 // upcoming call to mSettings.writeLPr(). 16716 } 16717 } 16718 // It's implied that when a user requests installation, they want the app to be 16719 // installed and enabled. 16720 if (userId != UserHandle.USER_ALL) { 16721 ps.setInstalled(true, userId); 16722 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 16723 } 16724 16725 // When replacing an existing package, preserve the original install reason for all 16726 // users that had the package installed before. 16727 final Set<Integer> previousUserIds = new ArraySet<>(); 16728 if (res.removedInfo != null && res.removedInfo.installReasons != null) { 16729 final int installReasonCount = res.removedInfo.installReasons.size(); 16730 for (int i = 0; i < installReasonCount; i++) { 16731 final int previousUserId = res.removedInfo.installReasons.keyAt(i); 16732 final int previousInstallReason = res.removedInfo.installReasons.valueAt(i); 16733 ps.setInstallReason(previousInstallReason, previousUserId); 16734 previousUserIds.add(previousUserId); 16735 } 16736 } 16737 16738 // Set install reason for users that are having the package newly installed. 16739 if (userId == UserHandle.USER_ALL) { 16740 for (int currentUserId : sUserManager.getUserIds()) { 16741 if (!previousUserIds.contains(currentUserId)) { 16742 ps.setInstallReason(installReason, currentUserId); 16743 } 16744 } 16745 } else if (!previousUserIds.contains(userId)) { 16746 ps.setInstallReason(installReason, userId); 16747 } 16748 mSettings.writeKernelMappingLPr(ps); 16749 } 16750 res.name = pkgName; 16751 res.uid = newPackage.applicationInfo.uid; 16752 res.pkg = newPackage; 16753 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 16754 mSettings.setInstallerPackageName(pkgName, installerPackageName); 16755 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16756 //to update install status 16757 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16758 mSettings.writeLPr(); 16759 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16760 } 16761 16762 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16763 } 16764 16765 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 16766 try { 16767 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 16768 installPackageLI(args, res); 16769 } finally { 16770 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16771 } 16772 } 16773 16774 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 16775 final int installFlags = args.installFlags; 16776 final String installerPackageName = args.installerPackageName; 16777 final String volumeUuid = args.volumeUuid; 16778 final File tmpPackageFile = new File(args.getCodePath()); 16779 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 16780 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 16781 || (args.volumeUuid != null)); 16782 final boolean instantApp = ((installFlags & PackageManager.INSTALL_INSTANT_APP) != 0); 16783 final boolean fullApp = ((installFlags & PackageManager.INSTALL_FULL_APP) != 0); 16784 final boolean forceSdk = ((installFlags & PackageManager.INSTALL_FORCE_SDK) != 0); 16785 boolean replace = false; 16786 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 16787 if (args.move != null) { 16788 // moving a complete application; perform an initial scan on the new install location 16789 scanFlags |= SCAN_INITIAL; 16790 } 16791 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 16792 scanFlags |= SCAN_DONT_KILL_APP; 16793 } 16794 if (instantApp) { 16795 scanFlags |= SCAN_AS_INSTANT_APP; 16796 } 16797 if (fullApp) { 16798 scanFlags |= SCAN_AS_FULL_APP; 16799 } 16800 16801 // Result object to be returned 16802 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16803 16804 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 16805 16806 // Sanity check 16807 if (instantApp && (forwardLocked || onExternal)) { 16808 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 16809 + " external=" + onExternal); 16810 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16811 return; 16812 } 16813 16814 // Retrieve PackageSettings and parse package 16815 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 16816 | PackageParser.PARSE_ENFORCE_CODE 16817 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 16818 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 16819 | (instantApp ? PackageParser.PARSE_IS_EPHEMERAL : 0) 16820 | (forceSdk ? PackageParser.PARSE_FORCE_SDK : 0); 16821 PackageParser pp = new PackageParser(); 16822 pp.setSeparateProcesses(mSeparateProcesses); 16823 pp.setDisplayMetrics(mMetrics); 16824 pp.setCallback(mPackageParserCallback); 16825 16826 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 16827 final PackageParser.Package pkg; 16828 try { 16829 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 16830 } catch (PackageParserException e) { 16831 res.setError("Failed parse during installPackageLI", e); 16832 return; 16833 } finally { 16834 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16835 } 16836 16837 // Instant apps must have target SDK >= O and have targetSanboxVersion >= 2 16838 if (instantApp && pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.N_MR1) { 16839 Slog.w(TAG, "Instant app package " + pkg.packageName 16840 + " does not target O, this will be a fatal error."); 16841 // STOPSHIP: Make this a fatal error 16842 pkg.applicationInfo.targetSdkVersion = Build.VERSION_CODES.O; 16843 } 16844 if (instantApp && pkg.applicationInfo.targetSandboxVersion != 2) { 16845 Slog.w(TAG, "Instant app package " + pkg.packageName 16846 + " does not target targetSandboxVersion 2, this will be a fatal error."); 16847 // STOPSHIP: Make this a fatal error 16848 pkg.applicationInfo.targetSandboxVersion = 2; 16849 } 16850 16851 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16852 // Static shared libraries have synthetic package names 16853 renameStaticSharedLibraryPackage(pkg); 16854 16855 // No static shared libs on external storage 16856 if (onExternal) { 16857 Slog.i(TAG, "Static shared libs can only be installed on internal storage."); 16858 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 16859 "Packages declaring static-shared libs cannot be updated"); 16860 return; 16861 } 16862 } 16863 16864 // If we are installing a clustered package add results for the children 16865 if (pkg.childPackages != null) { 16866 synchronized (mPackages) { 16867 final int childCount = pkg.childPackages.size(); 16868 for (int i = 0; i < childCount; i++) { 16869 PackageParser.Package childPkg = pkg.childPackages.get(i); 16870 PackageInstalledInfo childRes = new PackageInstalledInfo(); 16871 childRes.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16872 childRes.pkg = childPkg; 16873 childRes.name = childPkg.packageName; 16874 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16875 if (childPs != null) { 16876 childRes.origUsers = childPs.queryInstalledUsers( 16877 sUserManager.getUserIds(), true); 16878 } 16879 if ((mPackages.containsKey(childPkg.packageName))) { 16880 childRes.removedInfo = new PackageRemovedInfo(this); 16881 childRes.removedInfo.removedPackage = childPkg.packageName; 16882 } 16883 if (res.addedChildPackages == null) { 16884 res.addedChildPackages = new ArrayMap<>(); 16885 } 16886 res.addedChildPackages.put(childPkg.packageName, childRes); 16887 } 16888 } 16889 } 16890 16891 // If package doesn't declare API override, mark that we have an install 16892 // time CPU ABI override. 16893 if (TextUtils.isEmpty(pkg.cpuAbiOverride)) { 16894 pkg.cpuAbiOverride = args.abiOverride; 16895 } 16896 16897 String pkgName = res.name = pkg.packageName; 16898 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 16899 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 16900 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 16901 return; 16902 } 16903 } 16904 16905 try { 16906 // either use what we've been given or parse directly from the APK 16907 if (args.certificates != null) { 16908 try { 16909 PackageParser.populateCertificates(pkg, args.certificates); 16910 } catch (PackageParserException e) { 16911 // there was something wrong with the certificates we were given; 16912 // try to pull them from the APK 16913 PackageParser.collectCertificates(pkg, parseFlags); 16914 } 16915 } else { 16916 PackageParser.collectCertificates(pkg, parseFlags); 16917 } 16918 } catch (PackageParserException e) { 16919 res.setError("Failed collect during installPackageLI", e); 16920 return; 16921 } 16922 16923 // Get rid of all references to package scan path via parser. 16924 pp = null; 16925 String oldCodePath = null; 16926 boolean systemApp = false; 16927 synchronized (mPackages) { 16928 // Check if installing already existing package 16929 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 16930 String oldName = mSettings.getRenamedPackageLPr(pkgName); 16931 if (pkg.mOriginalPackages != null 16932 && pkg.mOriginalPackages.contains(oldName) 16933 && mPackages.containsKey(oldName)) { 16934 // This package is derived from an original package, 16935 // and this device has been updating from that original 16936 // name. We must continue using the original name, so 16937 // rename the new package here. 16938 pkg.setPackageName(oldName); 16939 pkgName = pkg.packageName; 16940 replace = true; 16941 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 16942 + oldName + " pkgName=" + pkgName); 16943 } else if (mPackages.containsKey(pkgName)) { 16944 // This package, under its official name, already exists 16945 // on the device; we should replace it. 16946 replace = true; 16947 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 16948 } 16949 16950 // Child packages are installed through the parent package 16951 if (pkg.parentPackage != null) { 16952 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16953 "Package " + pkg.packageName + " is child of package " 16954 + pkg.parentPackage.parentPackage + ". Child packages " 16955 + "can be updated only through the parent package."); 16956 return; 16957 } 16958 16959 if (replace) { 16960 // Prevent apps opting out from runtime permissions 16961 PackageParser.Package oldPackage = mPackages.get(pkgName); 16962 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 16963 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 16964 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 16965 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 16966 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 16967 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 16968 + " doesn't support runtime permissions but the old" 16969 + " target SDK " + oldTargetSdk + " does."); 16970 return; 16971 } 16972 // Prevent apps from downgrading their targetSandbox. 16973 final int oldTargetSandbox = oldPackage.applicationInfo.targetSandboxVersion; 16974 final int newTargetSandbox = pkg.applicationInfo.targetSandboxVersion; 16975 if (oldTargetSandbox == 2 && newTargetSandbox != 2) { 16976 res.setError(PackageManager.INSTALL_FAILED_SANDBOX_VERSION_DOWNGRADE, 16977 "Package " + pkg.packageName + " new target sandbox " 16978 + newTargetSandbox + " is incompatible with the previous value of" 16979 + oldTargetSandbox + "."); 16980 return; 16981 } 16982 16983 // Prevent installing of child packages 16984 if (oldPackage.parentPackage != null) { 16985 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16986 "Package " + pkg.packageName + " is child of package " 16987 + oldPackage.parentPackage + ". Child packages " 16988 + "can be updated only through the parent package."); 16989 return; 16990 } 16991 } 16992 } 16993 16994 PackageSetting ps = mSettings.mPackages.get(pkgName); 16995 if (ps != null) { 16996 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 16997 16998 // Static shared libs have same package with different versions where 16999 // we internally use a synthetic package name to allow multiple versions 17000 // of the same package, therefore we need to compare signatures against 17001 // the package setting for the latest library version. 17002 PackageSetting signatureCheckPs = ps; 17003 if (pkg.applicationInfo.isStaticSharedLibrary()) { 17004 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 17005 if (libraryEntry != null) { 17006 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 17007 } 17008 } 17009 17010 // Quick sanity check that we're signed correctly if updating; 17011 // we'll check this again later when scanning, but we want to 17012 // bail early here before tripping over redefined permissions. 17013 if (shouldCheckUpgradeKeySetLP(signatureCheckPs, scanFlags)) { 17014 if (!checkUpgradeKeySetLP(signatureCheckPs, pkg)) { 17015 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 17016 + pkg.packageName + " upgrade keys do not match the " 17017 + "previously installed version"); 17018 return; 17019 } 17020 } else { 17021 try { 17022 verifySignaturesLP(signatureCheckPs, pkg); 17023 } catch (PackageManagerException e) { 17024 res.setError(e.error, e.getMessage()); 17025 return; 17026 } 17027 } 17028 17029 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 17030 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 17031 systemApp = (ps.pkg.applicationInfo.flags & 17032 ApplicationInfo.FLAG_SYSTEM) != 0; 17033 } 17034 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 17035 } 17036 17037 int N = pkg.permissions.size(); 17038 for (int i = N-1; i >= 0; i--) { 17039 PackageParser.Permission perm = pkg.permissions.get(i); 17040 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 17041 17042 // Don't allow anyone but the platform to define ephemeral permissions. 17043 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_FLAG_EPHEMERAL) != 0 17044 && !PLATFORM_PACKAGE_NAME.equals(pkg.packageName)) { 17045 Slog.w(TAG, "Package " + pkg.packageName 17046 + " attempting to delcare ephemeral permission " 17047 + perm.info.name + "; Removing ephemeral."); 17048 perm.info.protectionLevel &= ~PermissionInfo.PROTECTION_FLAG_EPHEMERAL; 17049 } 17050 // Check whether the newly-scanned package wants to define an already-defined perm 17051 if (bp != null) { 17052 // If the defining package is signed with our cert, it's okay. This 17053 // also includes the "updating the same package" case, of course. 17054 // "updating same package" could also involve key-rotation. 17055 final boolean sigsOk; 17056 if (bp.sourcePackage.equals(pkg.packageName) 17057 && (bp.packageSetting instanceof PackageSetting) 17058 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 17059 scanFlags))) { 17060 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 17061 } else { 17062 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 17063 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 17064 } 17065 if (!sigsOk) { 17066 // If the owning package is the system itself, we log but allow 17067 // install to proceed; we fail the install on all other permission 17068 // redefinitions. 17069 if (!bp.sourcePackage.equals("android")) { 17070 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 17071 + pkg.packageName + " attempting to redeclare permission " 17072 + perm.info.name + " already owned by " + bp.sourcePackage); 17073 res.origPermission = perm.info.name; 17074 res.origPackage = bp.sourcePackage; 17075 return; 17076 } else { 17077 Slog.w(TAG, "Package " + pkg.packageName 17078 + " attempting to redeclare system permission " 17079 + perm.info.name + "; ignoring new declaration"); 17080 pkg.permissions.remove(i); 17081 } 17082 } else if (!PLATFORM_PACKAGE_NAME.equals(pkg.packageName)) { 17083 // Prevent apps to change protection level to dangerous from any other 17084 // type as this would allow a privilege escalation where an app adds a 17085 // normal/signature permission in other app's group and later redefines 17086 // it as dangerous leading to the group auto-grant. 17087 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE) 17088 == PermissionInfo.PROTECTION_DANGEROUS) { 17089 if (bp != null && !bp.isRuntime()) { 17090 Slog.w(TAG, "Package " + pkg.packageName + " trying to change a " 17091 + "non-runtime permission " + perm.info.name 17092 + " to runtime; keeping old protection level"); 17093 perm.info.protectionLevel = bp.protectionLevel; 17094 } 17095 } 17096 } 17097 } 17098 } 17099 } 17100 17101 if (systemApp) { 17102 if (onExternal) { 17103 // Abort update; system app can't be replaced with app on sdcard 17104 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 17105 "Cannot install updates to system apps on sdcard"); 17106 return; 17107 } else if (instantApp) { 17108 // Abort update; system app can't be replaced with an instant app 17109 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 17110 "Cannot update a system app with an instant app"); 17111 return; 17112 } 17113 } 17114 17115 if (args.move != null) { 17116 // We did an in-place move, so dex is ready to roll 17117 scanFlags |= SCAN_NO_DEX; 17118 scanFlags |= SCAN_MOVE; 17119 17120 synchronized (mPackages) { 17121 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17122 if (ps == null) { 17123 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 17124 "Missing settings for moved package " + pkgName); 17125 } 17126 17127 // We moved the entire application as-is, so bring over the 17128 // previously derived ABI information. 17129 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 17130 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 17131 } 17132 17133 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 17134 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 17135 scanFlags |= SCAN_NO_DEX; 17136 17137 try { 17138 String abiOverride = (TextUtils.isEmpty(pkg.cpuAbiOverride) ? 17139 args.abiOverride : pkg.cpuAbiOverride); 17140 derivePackageAbi(pkg, new File(pkg.codePath), abiOverride, 17141 true /*extractLibs*/, mAppLib32InstallDir); 17142 } catch (PackageManagerException pme) { 17143 Slog.e(TAG, "Error deriving application ABI", pme); 17144 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 17145 return; 17146 } 17147 17148 // Shared libraries for the package need to be updated. 17149 synchronized (mPackages) { 17150 try { 17151 updateSharedLibrariesLPr(pkg, null); 17152 } catch (PackageManagerException e) { 17153 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 17154 } 17155 } 17156 17157 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 17158 // Do not run PackageDexOptimizer through the local performDexOpt 17159 // method because `pkg` may not be in `mPackages` yet. 17160 // 17161 // Also, don't fail application installs if the dexopt step fails. 17162 mPackageDexOptimizer.performDexOpt(pkg, pkg.usesLibraryFiles, 17163 null /* instructionSets */, false /* checkProfiles */, 17164 getCompilerFilterForReason(REASON_INSTALL), 17165 getOrCreateCompilerPackageStats(pkg), 17166 mDexManager.isUsedByOtherApps(pkg.packageName)); 17167 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 17168 17169 // Notify BackgroundDexOptService that the package has been changed. 17170 // If this is an update of a package which used to fail to compile, 17171 // BDOS will remove it from its blacklist. 17172 // TODO: Layering violation 17173 BackgroundDexOptService.notifyPackageChanged(pkg.packageName); 17174 } 17175 17176 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 17177 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 17178 return; 17179 } 17180 17181 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 17182 17183 try (PackageFreezer freezer = freezePackageForInstall(pkgName, installFlags, 17184 "installPackageLI")) { 17185 if (replace) { 17186 if (pkg.applicationInfo.isStaticSharedLibrary()) { 17187 // Static libs have a synthetic package name containing the version 17188 // and cannot be updated as an update would get a new package name, 17189 // unless this is the exact same version code which is useful for 17190 // development. 17191 PackageParser.Package existingPkg = mPackages.get(pkg.packageName); 17192 if (existingPkg != null && existingPkg.mVersionCode != pkg.mVersionCode) { 17193 res.setError(INSTALL_FAILED_DUPLICATE_PACKAGE, "Packages declaring " 17194 + "static-shared libs cannot be updated"); 17195 return; 17196 } 17197 } 17198 replacePackageLIF(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 17199 installerPackageName, res, args.installReason); 17200 } else { 17201 installNewPackageLIF(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 17202 args.user, installerPackageName, volumeUuid, res, args.installReason); 17203 } 17204 } 17205 17206 synchronized (mPackages) { 17207 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17208 if (ps != null) { 17209 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 17210 ps.setUpdateAvailable(false /*updateAvailable*/); 17211 } 17212 17213 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 17214 for (int i = 0; i < childCount; i++) { 17215 PackageParser.Package childPkg = pkg.childPackages.get(i); 17216 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 17217 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 17218 if (childPs != null) { 17219 childRes.newUsers = childPs.queryInstalledUsers( 17220 sUserManager.getUserIds(), true); 17221 } 17222 } 17223 17224 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 17225 updateSequenceNumberLP(pkgName, res.newUsers); 17226 updateInstantAppInstallerLocked(pkgName); 17227 } 17228 } 17229 } 17230 17231 private void startIntentFilterVerifications(int userId, boolean replacing, 17232 PackageParser.Package pkg) { 17233 if (mIntentFilterVerifierComponent == null) { 17234 Slog.w(TAG, "No IntentFilter verification will not be done as " 17235 + "there is no IntentFilterVerifier available!"); 17236 return; 17237 } 17238 17239 final int verifierUid = getPackageUid( 17240 mIntentFilterVerifierComponent.getPackageName(), 17241 MATCH_DEBUG_TRIAGED_MISSING, 17242 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 17243 17244 Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 17245 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 17246 mHandler.sendMessage(msg); 17247 17248 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 17249 for (int i = 0; i < childCount; i++) { 17250 PackageParser.Package childPkg = pkg.childPackages.get(i); 17251 msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 17252 msg.obj = new IFVerificationParams(childPkg, replacing, userId, verifierUid); 17253 mHandler.sendMessage(msg); 17254 } 17255 } 17256 17257 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 17258 PackageParser.Package pkg) { 17259 int size = pkg.activities.size(); 17260 if (size == 0) { 17261 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17262 "No activity, so no need to verify any IntentFilter!"); 17263 return; 17264 } 17265 17266 final boolean hasDomainURLs = hasDomainURLs(pkg); 17267 if (!hasDomainURLs) { 17268 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17269 "No domain URLs, so no need to verify any IntentFilter!"); 17270 return; 17271 } 17272 17273 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 17274 + " if any IntentFilter from the " + size 17275 + " Activities needs verification ..."); 17276 17277 int count = 0; 17278 final String packageName = pkg.packageName; 17279 17280 synchronized (mPackages) { 17281 // If this is a new install and we see that we've already run verification for this 17282 // package, we have nothing to do: it means the state was restored from backup. 17283 if (!replacing) { 17284 IntentFilterVerificationInfo ivi = 17285 mSettings.getIntentFilterVerificationLPr(packageName); 17286 if (ivi != null) { 17287 if (DEBUG_DOMAIN_VERIFICATION) { 17288 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 17289 + ivi.getStatusString()); 17290 } 17291 return; 17292 } 17293 } 17294 17295 // If any filters need to be verified, then all need to be. 17296 boolean needToVerify = false; 17297 for (PackageParser.Activity a : pkg.activities) { 17298 for (ActivityIntentInfo filter : a.intents) { 17299 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 17300 if (DEBUG_DOMAIN_VERIFICATION) { 17301 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 17302 } 17303 needToVerify = true; 17304 break; 17305 } 17306 } 17307 } 17308 17309 if (needToVerify) { 17310 final int verificationId = mIntentFilterVerificationToken++; 17311 for (PackageParser.Activity a : pkg.activities) { 17312 for (ActivityIntentInfo filter : a.intents) { 17313 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 17314 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17315 "Verification needed for IntentFilter:" + filter.toString()); 17316 mIntentFilterVerifier.addOneIntentFilterVerification( 17317 verifierUid, userId, verificationId, filter, packageName); 17318 count++; 17319 } 17320 } 17321 } 17322 } 17323 } 17324 17325 if (count > 0) { 17326 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 17327 + " IntentFilter verification" + (count > 1 ? "s" : "") 17328 + " for userId:" + userId); 17329 mIntentFilterVerifier.startVerifications(userId); 17330 } else { 17331 if (DEBUG_DOMAIN_VERIFICATION) { 17332 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 17333 } 17334 } 17335 } 17336 17337 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 17338 final ComponentName cn = filter.activity.getComponentName(); 17339 final String packageName = cn.getPackageName(); 17340 17341 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 17342 packageName); 17343 if (ivi == null) { 17344 return true; 17345 } 17346 int status = ivi.getStatus(); 17347 switch (status) { 17348 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 17349 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 17350 return true; 17351 17352 default: 17353 // Nothing to do 17354 return false; 17355 } 17356 } 17357 17358 private static boolean isMultiArch(ApplicationInfo info) { 17359 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 17360 } 17361 17362 private static boolean isExternal(PackageParser.Package pkg) { 17363 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17364 } 17365 17366 private static boolean isExternal(PackageSetting ps) { 17367 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17368 } 17369 17370 private static boolean isSystemApp(PackageParser.Package pkg) { 17371 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 17372 } 17373 17374 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 17375 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 17376 } 17377 17378 private static boolean hasDomainURLs(PackageParser.Package pkg) { 17379 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 17380 } 17381 17382 private static boolean isSystemApp(PackageSetting ps) { 17383 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 17384 } 17385 17386 private static boolean isUpdatedSystemApp(PackageSetting ps) { 17387 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 17388 } 17389 17390 private int packageFlagsToInstallFlags(PackageSetting ps) { 17391 int installFlags = 0; 17392 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 17393 // This existing package was an external ASEC install when we have 17394 // the external flag without a UUID 17395 installFlags |= PackageManager.INSTALL_EXTERNAL; 17396 } 17397 if (ps.isForwardLocked()) { 17398 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 17399 } 17400 return installFlags; 17401 } 17402 17403 private String getVolumeUuidForPackage(PackageParser.Package pkg) { 17404 if (isExternal(pkg)) { 17405 if (TextUtils.isEmpty(pkg.volumeUuid)) { 17406 return StorageManager.UUID_PRIMARY_PHYSICAL; 17407 } else { 17408 return pkg.volumeUuid; 17409 } 17410 } else { 17411 return StorageManager.UUID_PRIVATE_INTERNAL; 17412 } 17413 } 17414 17415 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 17416 if (isExternal(pkg)) { 17417 if (TextUtils.isEmpty(pkg.volumeUuid)) { 17418 return mSettings.getExternalVersion(); 17419 } else { 17420 return mSettings.findOrCreateVersion(pkg.volumeUuid); 17421 } 17422 } else { 17423 return mSettings.getInternalVersion(); 17424 } 17425 } 17426 17427 private void deleteTempPackageFiles() { 17428 final FilenameFilter filter = new FilenameFilter() { 17429 public boolean accept(File dir, String name) { 17430 return name.startsWith("vmdl") && name.endsWith(".tmp"); 17431 } 17432 }; 17433 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 17434 file.delete(); 17435 } 17436 } 17437 17438 @Override 17439 public void deletePackageAsUser(String packageName, int versionCode, 17440 IPackageDeleteObserver observer, int userId, int flags) { 17441 deletePackageVersioned(new VersionedPackage(packageName, versionCode), 17442 new LegacyPackageDeleteObserver(observer).getBinder(), userId, flags); 17443 } 17444 17445 @Override 17446 public void deletePackageVersioned(VersionedPackage versionedPackage, 17447 final IPackageDeleteObserver2 observer, final int userId, final int deleteFlags) { 17448 mContext.enforceCallingOrSelfPermission( 17449 android.Manifest.permission.DELETE_PACKAGES, null); 17450 Preconditions.checkNotNull(versionedPackage); 17451 Preconditions.checkNotNull(observer); 17452 Preconditions.checkArgumentInRange(versionedPackage.getVersionCode(), 17453 PackageManager.VERSION_CODE_HIGHEST, 17454 Integer.MAX_VALUE, "versionCode must be >= -1"); 17455 17456 final String packageName = versionedPackage.getPackageName(); 17457 // TODO: We will change version code to long, so in the new API it is long 17458 final int versionCode = (int) versionedPackage.getVersionCode(); 17459 final String internalPackageName; 17460 synchronized (mPackages) { 17461 // Normalize package name to handle renamed packages and static libs 17462 internalPackageName = resolveInternalPackageNameLPr(versionedPackage.getPackageName(), 17463 // TODO: We will change version code to long, so in the new API it is long 17464 (int) versionedPackage.getVersionCode()); 17465 } 17466 17467 final int uid = Binder.getCallingUid(); 17468 if (!isOrphaned(internalPackageName) 17469 && !isCallerAllowedToSilentlyUninstall(uid, internalPackageName)) { 17470 try { 17471 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 17472 intent.setData(Uri.fromParts(PACKAGE_SCHEME, packageName, null)); 17473 intent.putExtra(PackageInstaller.EXTRA_CALLBACK, observer.asBinder()); 17474 observer.onUserActionRequired(intent); 17475 } catch (RemoteException re) { 17476 } 17477 return; 17478 } 17479 final boolean deleteAllUsers = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0; 17480 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 17481 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 17482 mContext.enforceCallingOrSelfPermission( 17483 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 17484 "deletePackage for user " + userId); 17485 } 17486 17487 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 17488 try { 17489 observer.onPackageDeleted(packageName, 17490 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 17491 } catch (RemoteException re) { 17492 } 17493 return; 17494 } 17495 17496 if (!deleteAllUsers && getBlockUninstallForUser(internalPackageName, userId)) { 17497 try { 17498 observer.onPackageDeleted(packageName, 17499 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 17500 } catch (RemoteException re) { 17501 } 17502 return; 17503 } 17504 17505 if (DEBUG_REMOVE) { 17506 Slog.d(TAG, "deletePackageAsUser: pkg=" + internalPackageName + " user=" + userId 17507 + " deleteAllUsers: " + deleteAllUsers + " version=" 17508 + (versionCode == PackageManager.VERSION_CODE_HIGHEST 17509 ? "VERSION_CODE_HIGHEST" : versionCode)); 17510 } 17511 // Queue up an async operation since the package deletion may take a little while. 17512 mHandler.post(new Runnable() { 17513 public void run() { 17514 mHandler.removeCallbacks(this); 17515 int returnCode; 17516 if (!deleteAllUsers) { 17517 returnCode = deletePackageX(internalPackageName, versionCode, 17518 userId, deleteFlags); 17519 } else { 17520 int[] blockUninstallUserIds = getBlockUninstallForUsers( 17521 internalPackageName, users); 17522 // If nobody is blocking uninstall, proceed with delete for all users 17523 if (ArrayUtils.isEmpty(blockUninstallUserIds)) { 17524 returnCode = deletePackageX(internalPackageName, versionCode, 17525 userId, deleteFlags); 17526 } else { 17527 // Otherwise uninstall individually for users with blockUninstalls=false 17528 final int userFlags = deleteFlags & ~PackageManager.DELETE_ALL_USERS; 17529 for (int userId : users) { 17530 if (!ArrayUtils.contains(blockUninstallUserIds, userId)) { 17531 returnCode = deletePackageX(internalPackageName, versionCode, 17532 userId, userFlags); 17533 if (returnCode != PackageManager.DELETE_SUCCEEDED) { 17534 Slog.w(TAG, "Package delete failed for user " + userId 17535 + ", returnCode " + returnCode); 17536 } 17537 } 17538 } 17539 // The app has only been marked uninstalled for certain users. 17540 // We still need to report that delete was blocked 17541 returnCode = PackageManager.DELETE_FAILED_OWNER_BLOCKED; 17542 } 17543 } 17544 try { 17545 observer.onPackageDeleted(packageName, returnCode, null); 17546 } catch (RemoteException e) { 17547 Log.i(TAG, "Observer no longer exists."); 17548 } //end catch 17549 } //end run 17550 }); 17551 } 17552 17553 private String resolveExternalPackageNameLPr(PackageParser.Package pkg) { 17554 if (pkg.staticSharedLibName != null) { 17555 return pkg.manifestPackageName; 17556 } 17557 return pkg.packageName; 17558 } 17559 17560 private String resolveInternalPackageNameLPr(String packageName, int versionCode) { 17561 // Handle renamed packages 17562 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 17563 packageName = normalizedPackageName != null ? normalizedPackageName : packageName; 17564 17565 // Is this a static library? 17566 SparseArray<SharedLibraryEntry> versionedLib = 17567 mStaticLibsByDeclaringPackage.get(packageName); 17568 if (versionedLib == null || versionedLib.size() <= 0) { 17569 return packageName; 17570 } 17571 17572 // Figure out which lib versions the caller can see 17573 SparseIntArray versionsCallerCanSee = null; 17574 final int callingAppId = UserHandle.getAppId(Binder.getCallingUid()); 17575 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.SHELL_UID 17576 && callingAppId != Process.ROOT_UID) { 17577 versionsCallerCanSee = new SparseIntArray(); 17578 String libName = versionedLib.valueAt(0).info.getName(); 17579 String[] uidPackages = getPackagesForUid(Binder.getCallingUid()); 17580 if (uidPackages != null) { 17581 for (String uidPackage : uidPackages) { 17582 PackageSetting ps = mSettings.getPackageLPr(uidPackage); 17583 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 17584 if (libIdx >= 0) { 17585 final int libVersion = ps.usesStaticLibrariesVersions[libIdx]; 17586 versionsCallerCanSee.append(libVersion, libVersion); 17587 } 17588 } 17589 } 17590 } 17591 17592 // Caller can see nothing - done 17593 if (versionsCallerCanSee != null && versionsCallerCanSee.size() <= 0) { 17594 return packageName; 17595 } 17596 17597 // Find the version the caller can see and the app version code 17598 SharedLibraryEntry highestVersion = null; 17599 final int versionCount = versionedLib.size(); 17600 for (int i = 0; i < versionCount; i++) { 17601 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 17602 if (versionsCallerCanSee != null && versionsCallerCanSee.indexOfKey( 17603 // TODO: Remove cast for lib version once internally we support longs. 17604 (int) libEntry.info.getVersion()) < 0) { 17605 continue; 17606 } 17607 // TODO: We will change version code to long, so in the new API it is long 17608 final int libVersionCode = (int) libEntry.info.getDeclaringPackage().getVersionCode(); 17609 if (versionCode != PackageManager.VERSION_CODE_HIGHEST) { 17610 if (libVersionCode == versionCode) { 17611 return libEntry.apk; 17612 } 17613 } else if (highestVersion == null) { 17614 highestVersion = libEntry; 17615 } else if (libVersionCode > highestVersion.info 17616 .getDeclaringPackage().getVersionCode()) { 17617 highestVersion = libEntry; 17618 } 17619 } 17620 17621 if (highestVersion != null) { 17622 return highestVersion.apk; 17623 } 17624 17625 return packageName; 17626 } 17627 17628 private boolean isCallerAllowedToSilentlyUninstall(int callingUid, String pkgName) { 17629 if (callingUid == Process.SHELL_UID || callingUid == Process.ROOT_UID 17630 || callingUid == Process.SYSTEM_UID) { 17631 return true; 17632 } 17633 final int callingUserId = UserHandle.getUserId(callingUid); 17634 // If the caller installed the pkgName, then allow it to silently uninstall. 17635 if (callingUid == getPackageUid(getInstallerPackageName(pkgName), 0, callingUserId)) { 17636 return true; 17637 } 17638 17639 // Allow package verifier to silently uninstall. 17640 if (mRequiredVerifierPackage != null && 17641 callingUid == getPackageUid(mRequiredVerifierPackage, 0, callingUserId)) { 17642 return true; 17643 } 17644 17645 // Allow package uninstaller to silently uninstall. 17646 if (mRequiredUninstallerPackage != null && 17647 callingUid == getPackageUid(mRequiredUninstallerPackage, 0, callingUserId)) { 17648 return true; 17649 } 17650 17651 // Allow storage manager to silently uninstall. 17652 if (mStorageManagerPackage != null && 17653 callingUid == getPackageUid(mStorageManagerPackage, 0, callingUserId)) { 17654 return true; 17655 } 17656 return false; 17657 } 17658 17659 private int[] getBlockUninstallForUsers(String packageName, int[] userIds) { 17660 int[] result = EMPTY_INT_ARRAY; 17661 for (int userId : userIds) { 17662 if (getBlockUninstallForUser(packageName, userId)) { 17663 result = ArrayUtils.appendInt(result, userId); 17664 } 17665 } 17666 return result; 17667 } 17668 17669 @Override 17670 public boolean isPackageDeviceAdminOnAnyUser(String packageName) { 17671 return isPackageDeviceAdmin(packageName, UserHandle.USER_ALL); 17672 } 17673 17674 private boolean isPackageDeviceAdmin(String packageName, int userId) { 17675 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 17676 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 17677 try { 17678 if (dpm != null) { 17679 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 17680 /* callingUserOnly =*/ false); 17681 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 17682 : deviceOwnerComponentName.getPackageName(); 17683 // Does the package contains the device owner? 17684 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 17685 // this check is probably not needed, since DO should be registered as a device 17686 // admin on some user too. (Original bug for this: b/17657954) 17687 if (packageName.equals(deviceOwnerPackageName)) { 17688 return true; 17689 } 17690 // Does it contain a device admin for any user? 17691 int[] users; 17692 if (userId == UserHandle.USER_ALL) { 17693 users = sUserManager.getUserIds(); 17694 } else { 17695 users = new int[]{userId}; 17696 } 17697 for (int i = 0; i < users.length; ++i) { 17698 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 17699 return true; 17700 } 17701 } 17702 } 17703 } catch (RemoteException e) { 17704 } 17705 return false; 17706 } 17707 17708 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 17709 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 17710 } 17711 17712 /** 17713 * This method is an internal method that could be get invoked either 17714 * to delete an installed package or to clean up a failed installation. 17715 * After deleting an installed package, a broadcast is sent to notify any 17716 * listeners that the package has been removed. For cleaning up a failed 17717 * installation, the broadcast is not necessary since the package's 17718 * installation wouldn't have sent the initial broadcast either 17719 * The key steps in deleting a package are 17720 * deleting the package information in internal structures like mPackages, 17721 * deleting the packages base directories through installd 17722 * updating mSettings to reflect current status 17723 * persisting settings for later use 17724 * sending a broadcast if necessary 17725 */ 17726 private int deletePackageX(String packageName, int versionCode, int userId, int deleteFlags) { 17727 final PackageRemovedInfo info = new PackageRemovedInfo(this); 17728 final boolean res; 17729 17730 final int removeUser = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0 17731 ? UserHandle.USER_ALL : userId; 17732 17733 if (isPackageDeviceAdmin(packageName, removeUser)) { 17734 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 17735 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 17736 } 17737 17738 PackageSetting uninstalledPs = null; 17739 PackageParser.Package pkg = null; 17740 17741 // for the uninstall-updates case and restricted profiles, remember the per- 17742 // user handle installed state 17743 int[] allUsers; 17744 synchronized (mPackages) { 17745 uninstalledPs = mSettings.mPackages.get(packageName); 17746 if (uninstalledPs == null) { 17747 Slog.w(TAG, "Not removing non-existent package " + packageName); 17748 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17749 } 17750 17751 if (versionCode != PackageManager.VERSION_CODE_HIGHEST 17752 && uninstalledPs.versionCode != versionCode) { 17753 Slog.w(TAG, "Not removing package " + packageName + " with versionCode " 17754 + uninstalledPs.versionCode + " != " + versionCode); 17755 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17756 } 17757 17758 // Static shared libs can be declared by any package, so let us not 17759 // allow removing a package if it provides a lib others depend on. 17760 pkg = mPackages.get(packageName); 17761 if (pkg != null && pkg.staticSharedLibName != null) { 17762 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(pkg.staticSharedLibName, 17763 pkg.staticSharedLibVersion); 17764 if (libEntry != null) { 17765 List<VersionedPackage> libClientPackages = getPackagesUsingSharedLibraryLPr( 17766 libEntry.info, 0, userId); 17767 if (!ArrayUtils.isEmpty(libClientPackages)) { 17768 Slog.w(TAG, "Not removing package " + pkg.manifestPackageName 17769 + " hosting lib " + libEntry.info.getName() + " version " 17770 + libEntry.info.getVersion() + " used by " + libClientPackages); 17771 return PackageManager.DELETE_FAILED_USED_SHARED_LIBRARY; 17772 } 17773 } 17774 } 17775 17776 allUsers = sUserManager.getUserIds(); 17777 info.origUsers = uninstalledPs.queryInstalledUsers(allUsers, true); 17778 } 17779 17780 final int freezeUser; 17781 if (isUpdatedSystemApp(uninstalledPs) 17782 && ((deleteFlags & PackageManager.DELETE_SYSTEM_APP) == 0)) { 17783 // We're downgrading a system app, which will apply to all users, so 17784 // freeze them all during the downgrade 17785 freezeUser = UserHandle.USER_ALL; 17786 } else { 17787 freezeUser = removeUser; 17788 } 17789 17790 synchronized (mInstallLock) { 17791 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 17792 try (PackageFreezer freezer = freezePackageForDelete(packageName, freezeUser, 17793 deleteFlags, "deletePackageX")) { 17794 res = deletePackageLIF(packageName, UserHandle.of(removeUser), true, allUsers, 17795 deleteFlags | FLAGS_REMOVE_CHATTY, info, true, null); 17796 } 17797 synchronized (mPackages) { 17798 if (res) { 17799 if (pkg != null) { 17800 mInstantAppRegistry.onPackageUninstalledLPw(pkg, info.removedUsers); 17801 } 17802 updateSequenceNumberLP(packageName, info.removedUsers); 17803 updateInstantAppInstallerLocked(packageName); 17804 } 17805 } 17806 } 17807 17808 if (res) { 17809 final boolean killApp = (deleteFlags & PackageManager.DELETE_DONT_KILL_APP) == 0; 17810 info.sendPackageRemovedBroadcasts(killApp); 17811 info.sendSystemPackageUpdatedBroadcasts(); 17812 info.sendSystemPackageAppearedBroadcasts(); 17813 } 17814 // Force a gc here. 17815 Runtime.getRuntime().gc(); 17816 // Delete the resources here after sending the broadcast to let 17817 // other processes clean up before deleting resources. 17818 if (info.args != null) { 17819 synchronized (mInstallLock) { 17820 info.args.doPostDeleteLI(true); 17821 } 17822 } 17823 17824 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17825 } 17826 17827 static class PackageRemovedInfo { 17828 final PackageSender packageSender; 17829 String removedPackage; 17830 int uid = -1; 17831 int removedAppId = -1; 17832 int[] origUsers; 17833 int[] removedUsers = null; 17834 int[] broadcastUsers = null; 17835 SparseArray<Integer> installReasons; 17836 boolean isRemovedPackageSystemUpdate = false; 17837 boolean isUpdate; 17838 boolean dataRemoved; 17839 boolean removedForAllUsers; 17840 boolean isStaticSharedLib; 17841 // Clean up resources deleted packages. 17842 InstallArgs args = null; 17843 ArrayMap<String, PackageRemovedInfo> removedChildPackages; 17844 ArrayMap<String, PackageInstalledInfo> appearedChildPackages; 17845 17846 PackageRemovedInfo(PackageSender packageSender) { 17847 this.packageSender = packageSender; 17848 } 17849 17850 void sendPackageRemovedBroadcasts(boolean killApp) { 17851 sendPackageRemovedBroadcastInternal(killApp); 17852 final int childCount = removedChildPackages != null ? removedChildPackages.size() : 0; 17853 for (int i = 0; i < childCount; i++) { 17854 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 17855 childInfo.sendPackageRemovedBroadcastInternal(killApp); 17856 } 17857 } 17858 17859 void sendSystemPackageUpdatedBroadcasts() { 17860 if (isRemovedPackageSystemUpdate) { 17861 sendSystemPackageUpdatedBroadcastsInternal(); 17862 final int childCount = (removedChildPackages != null) 17863 ? removedChildPackages.size() : 0; 17864 for (int i = 0; i < childCount; i++) { 17865 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 17866 if (childInfo.isRemovedPackageSystemUpdate) { 17867 childInfo.sendSystemPackageUpdatedBroadcastsInternal(); 17868 } 17869 } 17870 } 17871 } 17872 17873 void sendSystemPackageAppearedBroadcasts() { 17874 final int packageCount = (appearedChildPackages != null) 17875 ? appearedChildPackages.size() : 0; 17876 for (int i = 0; i < packageCount; i++) { 17877 PackageInstalledInfo installedInfo = appearedChildPackages.valueAt(i); 17878 packageSender.sendPackageAddedForNewUsers(installedInfo.name, 17879 true, UserHandle.getAppId(installedInfo.uid), 17880 installedInfo.newUsers); 17881 } 17882 } 17883 17884 private void sendSystemPackageUpdatedBroadcastsInternal() { 17885 Bundle extras = new Bundle(2); 17886 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 17887 extras.putBoolean(Intent.EXTRA_REPLACING, true); 17888 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 17889 removedPackage, extras, 0, null, null, null); 17890 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 17891 removedPackage, extras, 0, null, null, null); 17892 packageSender.sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 17893 null, null, 0, removedPackage, null, null); 17894 } 17895 17896 private void sendPackageRemovedBroadcastInternal(boolean killApp) { 17897 // Don't send static shared library removal broadcasts as these 17898 // libs are visible only the the apps that depend on them an one 17899 // cannot remove the library if it has a dependency. 17900 if (isStaticSharedLib) { 17901 return; 17902 } 17903 Bundle extras = new Bundle(2); 17904 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 17905 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, dataRemoved); 17906 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, !killApp); 17907 if (isUpdate || isRemovedPackageSystemUpdate) { 17908 extras.putBoolean(Intent.EXTRA_REPLACING, true); 17909 } 17910 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 17911 if (removedPackage != null) { 17912 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, 17913 removedPackage, extras, 0, null, null, broadcastUsers); 17914 if (dataRemoved && !isRemovedPackageSystemUpdate) { 17915 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, 17916 removedPackage, extras, 17917 Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, 17918 null, null, broadcastUsers); 17919 } 17920 } 17921 if (removedAppId >= 0) { 17922 packageSender.sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, 17923 Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, null, null, broadcastUsers); 17924 } 17925 } 17926 17927 void populateUsers(int[] userIds, PackageSetting deletedPackageSetting) { 17928 removedUsers = userIds; 17929 if (removedUsers == null) { 17930 broadcastUsers = null; 17931 return; 17932 } 17933 17934 broadcastUsers = EMPTY_INT_ARRAY; 17935 for (int i = userIds.length - 1; i >= 0; --i) { 17936 final int userId = userIds[i]; 17937 if (deletedPackageSetting.getInstantApp(userId)) { 17938 continue; 17939 } 17940 broadcastUsers = ArrayUtils.appendInt(broadcastUsers, userId); 17941 } 17942 } 17943 } 17944 17945 /* 17946 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 17947 * flag is not set, the data directory is removed as well. 17948 * make sure this flag is set for partially installed apps. If not its meaningless to 17949 * delete a partially installed application. 17950 */ 17951 private void removePackageDataLIF(PackageSetting ps, int[] allUserHandles, 17952 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 17953 String packageName = ps.name; 17954 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 17955 // Retrieve object to delete permissions for shared user later on 17956 final PackageParser.Package deletedPkg; 17957 final PackageSetting deletedPs; 17958 // reader 17959 synchronized (mPackages) { 17960 deletedPkg = mPackages.get(packageName); 17961 deletedPs = mSettings.mPackages.get(packageName); 17962 if (outInfo != null) { 17963 outInfo.removedPackage = packageName; 17964 outInfo.isStaticSharedLib = deletedPkg != null 17965 && deletedPkg.staticSharedLibName != null; 17966 outInfo.populateUsers(deletedPs == null ? null 17967 : deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true), deletedPs); 17968 } 17969 } 17970 17971 removePackageLI(ps, (flags & FLAGS_REMOVE_CHATTY) != 0); 17972 17973 if ((flags & PackageManager.DELETE_KEEP_DATA) == 0) { 17974 final PackageParser.Package resolvedPkg; 17975 if (deletedPkg != null) { 17976 resolvedPkg = deletedPkg; 17977 } else { 17978 // We don't have a parsed package when it lives on an ejected 17979 // adopted storage device, so fake something together 17980 resolvedPkg = new PackageParser.Package(ps.name); 17981 resolvedPkg.setVolumeUuid(ps.volumeUuid); 17982 } 17983 destroyAppDataLIF(resolvedPkg, UserHandle.USER_ALL, 17984 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 17985 destroyAppProfilesLIF(resolvedPkg, UserHandle.USER_ALL); 17986 if (outInfo != null) { 17987 outInfo.dataRemoved = true; 17988 } 17989 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 17990 } 17991 17992 int removedAppId = -1; 17993 17994 // writer 17995 synchronized (mPackages) { 17996 boolean installedStateChanged = false; 17997 if (deletedPs != null) { 17998 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 17999 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 18000 clearDefaultBrowserIfNeeded(packageName); 18001 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 18002 removedAppId = mSettings.removePackageLPw(packageName); 18003 if (outInfo != null) { 18004 outInfo.removedAppId = removedAppId; 18005 } 18006 updatePermissionsLPw(deletedPs.name, null, 0); 18007 if (deletedPs.sharedUser != null) { 18008 // Remove permissions associated with package. Since runtime 18009 // permissions are per user we have to kill the removed package 18010 // or packages running under the shared user of the removed 18011 // package if revoking the permissions requested only by the removed 18012 // package is successful and this causes a change in gids. 18013 for (int userId : UserManagerService.getInstance().getUserIds()) { 18014 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 18015 userId); 18016 if (userIdToKill == UserHandle.USER_ALL 18017 || userIdToKill >= UserHandle.USER_SYSTEM) { 18018 // If gids changed for this user, kill all affected packages. 18019 mHandler.post(new Runnable() { 18020 @Override 18021 public void run() { 18022 // This has to happen with no lock held. 18023 killApplication(deletedPs.name, deletedPs.appId, 18024 KILL_APP_REASON_GIDS_CHANGED); 18025 } 18026 }); 18027 break; 18028 } 18029 } 18030 } 18031 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 18032 } 18033 // make sure to preserve per-user disabled state if this removal was just 18034 // a downgrade of a system app to the factory package 18035 if (allUserHandles != null && outInfo != null && outInfo.origUsers != null) { 18036 if (DEBUG_REMOVE) { 18037 Slog.d(TAG, "Propagating install state across downgrade"); 18038 } 18039 for (int userId : allUserHandles) { 18040 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 18041 if (DEBUG_REMOVE) { 18042 Slog.d(TAG, " user " + userId + " => " + installed); 18043 } 18044 if (installed != ps.getInstalled(userId)) { 18045 installedStateChanged = true; 18046 } 18047 ps.setInstalled(installed, userId); 18048 } 18049 } 18050 } 18051 // can downgrade to reader 18052 if (writeSettings) { 18053 // Save settings now 18054 mSettings.writeLPr(); 18055 } 18056 if (installedStateChanged) { 18057 mSettings.writeKernelMappingLPr(ps); 18058 } 18059 } 18060 if (removedAppId != -1) { 18061 // A user ID was deleted here. Go through all users and remove it 18062 // from KeyStore. 18063 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, removedAppId); 18064 } 18065 } 18066 18067 static boolean locationIsPrivileged(File path) { 18068 try { 18069 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 18070 .getCanonicalPath(); 18071 return path.getCanonicalPath().startsWith(privilegedAppDir); 18072 } catch (IOException e) { 18073 Slog.e(TAG, "Unable to access code path " + path); 18074 } 18075 return false; 18076 } 18077 18078 /* 18079 * Tries to delete system package. 18080 */ 18081 private boolean deleteSystemPackageLIF(PackageParser.Package deletedPkg, 18082 PackageSetting deletedPs, int[] allUserHandles, int flags, PackageRemovedInfo outInfo, 18083 boolean writeSettings) { 18084 if (deletedPs.parentPackageName != null) { 18085 Slog.w(TAG, "Attempt to delete child system package " + deletedPkg.packageName); 18086 return false; 18087 } 18088 18089 final boolean applyUserRestrictions 18090 = (allUserHandles != null) && (outInfo.origUsers != null); 18091 final PackageSetting disabledPs; 18092 // Confirm if the system package has been updated 18093 // An updated system app can be deleted. This will also have to restore 18094 // the system pkg from system partition 18095 // reader 18096 synchronized (mPackages) { 18097 disabledPs = mSettings.getDisabledSystemPkgLPr(deletedPs.name); 18098 } 18099 18100 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + deletedPkg.packageName 18101 + " disabledPs=" + disabledPs); 18102 18103 if (disabledPs == null) { 18104 Slog.w(TAG, "Attempt to delete unknown system package "+ deletedPkg.packageName); 18105 return false; 18106 } else if (DEBUG_REMOVE) { 18107 Slog.d(TAG, "Deleting system pkg from data partition"); 18108 } 18109 18110 if (DEBUG_REMOVE) { 18111 if (applyUserRestrictions) { 18112 Slog.d(TAG, "Remembering install states:"); 18113 for (int userId : allUserHandles) { 18114 final boolean finstalled = ArrayUtils.contains(outInfo.origUsers, userId); 18115 Slog.d(TAG, " u=" + userId + " inst=" + finstalled); 18116 } 18117 } 18118 } 18119 18120 // Delete the updated package 18121 outInfo.isRemovedPackageSystemUpdate = true; 18122 if (outInfo.removedChildPackages != null) { 18123 final int childCount = (deletedPs.childPackageNames != null) 18124 ? deletedPs.childPackageNames.size() : 0; 18125 for (int i = 0; i < childCount; i++) { 18126 String childPackageName = deletedPs.childPackageNames.get(i); 18127 if (disabledPs.childPackageNames != null && disabledPs.childPackageNames 18128 .contains(childPackageName)) { 18129 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 18130 childPackageName); 18131 if (childInfo != null) { 18132 childInfo.isRemovedPackageSystemUpdate = true; 18133 } 18134 } 18135 } 18136 } 18137 18138 if (disabledPs.versionCode < deletedPs.versionCode) { 18139 // Delete data for downgrades 18140 flags &= ~PackageManager.DELETE_KEEP_DATA; 18141 } else { 18142 // Preserve data by setting flag 18143 flags |= PackageManager.DELETE_KEEP_DATA; 18144 } 18145 18146 boolean ret = deleteInstalledPackageLIF(deletedPs, true, flags, allUserHandles, 18147 outInfo, writeSettings, disabledPs.pkg); 18148 if (!ret) { 18149 return false; 18150 } 18151 18152 // writer 18153 synchronized (mPackages) { 18154 // Reinstate the old system package 18155 enableSystemPackageLPw(disabledPs.pkg); 18156 // Remove any native libraries from the upgraded package. 18157 removeNativeBinariesLI(deletedPs); 18158 } 18159 18160 // Install the system package 18161 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 18162 int parseFlags = mDefParseFlags 18163 | PackageParser.PARSE_MUST_BE_APK 18164 | PackageParser.PARSE_IS_SYSTEM 18165 | PackageParser.PARSE_IS_SYSTEM_DIR; 18166 if (locationIsPrivileged(disabledPs.codePath)) { 18167 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 18168 } 18169 18170 final PackageParser.Package newPkg; 18171 try { 18172 newPkg = scanPackageTracedLI(disabledPs.codePath, parseFlags, 0 /* scanFlags */, 18173 0 /* currentTime */, null); 18174 } catch (PackageManagerException e) { 18175 Slog.w(TAG, "Failed to restore system package:" + deletedPkg.packageName + ": " 18176 + e.getMessage()); 18177 return false; 18178 } 18179 18180 try { 18181 // update shared libraries for the newly re-installed system package 18182 updateSharedLibrariesLPr(newPkg, null); 18183 } catch (PackageManagerException e) { 18184 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 18185 } 18186 18187 prepareAppDataAfterInstallLIF(newPkg); 18188 18189 // writer 18190 synchronized (mPackages) { 18191 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 18192 18193 // Propagate the permissions state as we do not want to drop on the floor 18194 // runtime permissions. The update permissions method below will take 18195 // care of removing obsolete permissions and grant install permissions. 18196 ps.getPermissionsState().copyFrom(deletedPs.getPermissionsState()); 18197 updatePermissionsLPw(newPkg.packageName, newPkg, 18198 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 18199 18200 if (applyUserRestrictions) { 18201 boolean installedStateChanged = false; 18202 if (DEBUG_REMOVE) { 18203 Slog.d(TAG, "Propagating install state across reinstall"); 18204 } 18205 for (int userId : allUserHandles) { 18206 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 18207 if (DEBUG_REMOVE) { 18208 Slog.d(TAG, " user " + userId + " => " + installed); 18209 } 18210 if (installed != ps.getInstalled(userId)) { 18211 installedStateChanged = true; 18212 } 18213 ps.setInstalled(installed, userId); 18214 18215 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 18216 } 18217 // Regardless of writeSettings we need to ensure that this restriction 18218 // state propagation is persisted 18219 mSettings.writeAllUsersPackageRestrictionsLPr(); 18220 if (installedStateChanged) { 18221 mSettings.writeKernelMappingLPr(ps); 18222 } 18223 } 18224 // can downgrade to reader here 18225 if (writeSettings) { 18226 mSettings.writeLPr(); 18227 } 18228 } 18229 return true; 18230 } 18231 18232 private boolean deleteInstalledPackageLIF(PackageSetting ps, 18233 boolean deleteCodeAndResources, int flags, int[] allUserHandles, 18234 PackageRemovedInfo outInfo, boolean writeSettings, 18235 PackageParser.Package replacingPackage) { 18236 synchronized (mPackages) { 18237 if (outInfo != null) { 18238 outInfo.uid = ps.appId; 18239 } 18240 18241 if (outInfo != null && outInfo.removedChildPackages != null) { 18242 final int childCount = (ps.childPackageNames != null) 18243 ? ps.childPackageNames.size() : 0; 18244 for (int i = 0; i < childCount; i++) { 18245 String childPackageName = ps.childPackageNames.get(i); 18246 PackageSetting childPs = mSettings.mPackages.get(childPackageName); 18247 if (childPs == null) { 18248 return false; 18249 } 18250 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 18251 childPackageName); 18252 if (childInfo != null) { 18253 childInfo.uid = childPs.appId; 18254 } 18255 } 18256 } 18257 } 18258 18259 // Delete package data from internal structures and also remove data if flag is set 18260 removePackageDataLIF(ps, allUserHandles, outInfo, flags, writeSettings); 18261 18262 // Delete the child packages data 18263 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 18264 for (int i = 0; i < childCount; i++) { 18265 PackageSetting childPs; 18266 synchronized (mPackages) { 18267 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 18268 } 18269 if (childPs != null) { 18270 PackageRemovedInfo childOutInfo = (outInfo != null 18271 && outInfo.removedChildPackages != null) 18272 ? outInfo.removedChildPackages.get(childPs.name) : null; 18273 final int deleteFlags = (flags & DELETE_KEEP_DATA) != 0 18274 && (replacingPackage != null 18275 && !replacingPackage.hasChildPackage(childPs.name)) 18276 ? flags & ~DELETE_KEEP_DATA : flags; 18277 removePackageDataLIF(childPs, allUserHandles, childOutInfo, 18278 deleteFlags, writeSettings); 18279 } 18280 } 18281 18282 // Delete application code and resources only for parent packages 18283 if (ps.parentPackageName == null) { 18284 if (deleteCodeAndResources && (outInfo != null)) { 18285 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 18286 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 18287 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 18288 } 18289 } 18290 18291 return true; 18292 } 18293 18294 @Override 18295 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 18296 int userId) { 18297 mContext.enforceCallingOrSelfPermission( 18298 android.Manifest.permission.DELETE_PACKAGES, null); 18299 synchronized (mPackages) { 18300 PackageSetting ps = mSettings.mPackages.get(packageName); 18301 if (ps == null) { 18302 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 18303 return false; 18304 } 18305 // Cannot block uninstall of static shared libs as they are 18306 // considered a part of the using app (emulating static linking). 18307 // Also static libs are installed always on internal storage. 18308 PackageParser.Package pkg = mPackages.get(packageName); 18309 if (pkg != null && pkg.staticSharedLibName != null) { 18310 Slog.w(TAG, "Cannot block uninstall of package: " + packageName 18311 + " providing static shared library: " + pkg.staticSharedLibName); 18312 return false; 18313 } 18314 if (!ps.getInstalled(userId)) { 18315 // Can't block uninstall for an app that is not installed or enabled. 18316 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 18317 return false; 18318 } 18319 ps.setBlockUninstall(blockUninstall, userId); 18320 mSettings.writePackageRestrictionsLPr(userId); 18321 } 18322 return true; 18323 } 18324 18325 @Override 18326 public boolean getBlockUninstallForUser(String packageName, int userId) { 18327 synchronized (mPackages) { 18328 PackageSetting ps = mSettings.mPackages.get(packageName); 18329 if (ps == null) { 18330 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 18331 return false; 18332 } 18333 return ps.getBlockUninstall(userId); 18334 } 18335 } 18336 18337 @Override 18338 public boolean setRequiredForSystemUser(String packageName, boolean systemUserApp) { 18339 int callingUid = Binder.getCallingUid(); 18340 if (callingUid != Process.SYSTEM_UID && callingUid != Process.ROOT_UID) { 18341 throw new SecurityException( 18342 "setRequiredForSystemUser can only be run by the system or root"); 18343 } 18344 synchronized (mPackages) { 18345 PackageSetting ps = mSettings.mPackages.get(packageName); 18346 if (ps == null) { 18347 Log.w(TAG, "Package doesn't exist: " + packageName); 18348 return false; 18349 } 18350 if (systemUserApp) { 18351 ps.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18352 } else { 18353 ps.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18354 } 18355 mSettings.writeLPr(); 18356 } 18357 return true; 18358 } 18359 18360 /* 18361 * This method handles package deletion in general 18362 */ 18363 private boolean deletePackageLIF(String packageName, UserHandle user, 18364 boolean deleteCodeAndResources, int[] allUserHandles, int flags, 18365 PackageRemovedInfo outInfo, boolean writeSettings, 18366 PackageParser.Package replacingPackage) { 18367 if (packageName == null) { 18368 Slog.w(TAG, "Attempt to delete null packageName."); 18369 return false; 18370 } 18371 18372 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 18373 18374 PackageSetting ps; 18375 synchronized (mPackages) { 18376 ps = mSettings.mPackages.get(packageName); 18377 if (ps == null) { 18378 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18379 return false; 18380 } 18381 18382 if (ps.parentPackageName != null && (!isSystemApp(ps) 18383 || (flags & PackageManager.DELETE_SYSTEM_APP) != 0)) { 18384 if (DEBUG_REMOVE) { 18385 Slog.d(TAG, "Uninstalled child package:" + packageName + " for user:" 18386 + ((user == null) ? UserHandle.USER_ALL : user)); 18387 } 18388 final int removedUserId = (user != null) ? user.getIdentifier() 18389 : UserHandle.USER_ALL; 18390 if (!clearPackageStateForUserLIF(ps, removedUserId, outInfo)) { 18391 return false; 18392 } 18393 markPackageUninstalledForUserLPw(ps, user); 18394 scheduleWritePackageRestrictionsLocked(user); 18395 return true; 18396 } 18397 } 18398 18399 if (((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 18400 && user.getIdentifier() != UserHandle.USER_ALL)) { 18401 // The caller is asking that the package only be deleted for a single 18402 // user. To do this, we just mark its uninstalled state and delete 18403 // its data. If this is a system app, we only allow this to happen if 18404 // they have set the special DELETE_SYSTEM_APP which requests different 18405 // semantics than normal for uninstalling system apps. 18406 markPackageUninstalledForUserLPw(ps, user); 18407 18408 if (!isSystemApp(ps)) { 18409 // Do not uninstall the APK if an app should be cached 18410 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 18411 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 18412 // Other user still have this package installed, so all 18413 // we need to do is clear this user's data and save that 18414 // it is uninstalled. 18415 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 18416 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18417 return false; 18418 } 18419 scheduleWritePackageRestrictionsLocked(user); 18420 return true; 18421 } else { 18422 // We need to set it back to 'installed' so the uninstall 18423 // broadcasts will be sent correctly. 18424 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 18425 ps.setInstalled(true, user.getIdentifier()); 18426 mSettings.writeKernelMappingLPr(ps); 18427 } 18428 } else { 18429 // This is a system app, so we assume that the 18430 // other users still have this package installed, so all 18431 // we need to do is clear this user's data and save that 18432 // it is uninstalled. 18433 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 18434 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18435 return false; 18436 } 18437 scheduleWritePackageRestrictionsLocked(user); 18438 return true; 18439 } 18440 } 18441 18442 // If we are deleting a composite package for all users, keep track 18443 // of result for each child. 18444 if (ps.childPackageNames != null && outInfo != null) { 18445 synchronized (mPackages) { 18446 final int childCount = ps.childPackageNames.size(); 18447 outInfo.removedChildPackages = new ArrayMap<>(childCount); 18448 for (int i = 0; i < childCount; i++) { 18449 String childPackageName = ps.childPackageNames.get(i); 18450 PackageRemovedInfo childInfo = new PackageRemovedInfo(this); 18451 childInfo.removedPackage = childPackageName; 18452 outInfo.removedChildPackages.put(childPackageName, childInfo); 18453 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18454 if (childPs != null) { 18455 childInfo.origUsers = childPs.queryInstalledUsers(allUserHandles, true); 18456 } 18457 } 18458 } 18459 } 18460 18461 boolean ret = false; 18462 if (isSystemApp(ps)) { 18463 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package: " + ps.name); 18464 // When an updated system application is deleted we delete the existing resources 18465 // as well and fall back to existing code in system partition 18466 ret = deleteSystemPackageLIF(ps.pkg, ps, allUserHandles, flags, outInfo, writeSettings); 18467 } else { 18468 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package: " + ps.name); 18469 ret = deleteInstalledPackageLIF(ps, deleteCodeAndResources, flags, allUserHandles, 18470 outInfo, writeSettings, replacingPackage); 18471 } 18472 18473 // Take a note whether we deleted the package for all users 18474 if (outInfo != null) { 18475 outInfo.removedForAllUsers = mPackages.get(ps.name) == null; 18476 if (outInfo.removedChildPackages != null) { 18477 synchronized (mPackages) { 18478 final int childCount = outInfo.removedChildPackages.size(); 18479 for (int i = 0; i < childCount; i++) { 18480 PackageRemovedInfo childInfo = outInfo.removedChildPackages.valueAt(i); 18481 if (childInfo != null) { 18482 childInfo.removedForAllUsers = mPackages.get( 18483 childInfo.removedPackage) == null; 18484 } 18485 } 18486 } 18487 } 18488 // If we uninstalled an update to a system app there may be some 18489 // child packages that appeared as they are declared in the system 18490 // app but were not declared in the update. 18491 if (isSystemApp(ps)) { 18492 synchronized (mPackages) { 18493 PackageSetting updatedPs = mSettings.getPackageLPr(ps.name); 18494 final int childCount = (updatedPs.childPackageNames != null) 18495 ? updatedPs.childPackageNames.size() : 0; 18496 for (int i = 0; i < childCount; i++) { 18497 String childPackageName = updatedPs.childPackageNames.get(i); 18498 if (outInfo.removedChildPackages == null 18499 || outInfo.removedChildPackages.indexOfKey(childPackageName) < 0) { 18500 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18501 if (childPs == null) { 18502 continue; 18503 } 18504 PackageInstalledInfo installRes = new PackageInstalledInfo(); 18505 installRes.name = childPackageName; 18506 installRes.newUsers = childPs.queryInstalledUsers(allUserHandles, true); 18507 installRes.pkg = mPackages.get(childPackageName); 18508 installRes.uid = childPs.pkg.applicationInfo.uid; 18509 if (outInfo.appearedChildPackages == null) { 18510 outInfo.appearedChildPackages = new ArrayMap<>(); 18511 } 18512 outInfo.appearedChildPackages.put(childPackageName, installRes); 18513 } 18514 } 18515 } 18516 } 18517 } 18518 18519 return ret; 18520 } 18521 18522 private void markPackageUninstalledForUserLPw(PackageSetting ps, UserHandle user) { 18523 final int[] userIds = (user == null || user.getIdentifier() == UserHandle.USER_ALL) 18524 ? sUserManager.getUserIds() : new int[] {user.getIdentifier()}; 18525 for (int nextUserId : userIds) { 18526 if (DEBUG_REMOVE) { 18527 Slog.d(TAG, "Marking package:" + ps.name + " uninstalled for user:" + nextUserId); 18528 } 18529 ps.setUserState(nextUserId, 0, COMPONENT_ENABLED_STATE_DEFAULT, 18530 false /*installed*/, 18531 true /*stopped*/, 18532 true /*notLaunched*/, 18533 false /*hidden*/, 18534 false /*suspended*/, 18535 false /*instantApp*/, 18536 null /*lastDisableAppCaller*/, 18537 null /*enabledComponents*/, 18538 null /*disabledComponents*/, 18539 false /*blockUninstall*/, 18540 ps.readUserState(nextUserId).domainVerificationStatus, 18541 0, PackageManager.INSTALL_REASON_UNKNOWN); 18542 } 18543 mSettings.writeKernelMappingLPr(ps); 18544 } 18545 18546 private boolean clearPackageStateForUserLIF(PackageSetting ps, int userId, 18547 PackageRemovedInfo outInfo) { 18548 final PackageParser.Package pkg; 18549 synchronized (mPackages) { 18550 pkg = mPackages.get(ps.name); 18551 } 18552 18553 final int[] userIds = (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() 18554 : new int[] {userId}; 18555 for (int nextUserId : userIds) { 18556 if (DEBUG_REMOVE) { 18557 Slog.d(TAG, "Updating package:" + ps.name + " install state for user:" 18558 + nextUserId); 18559 } 18560 18561 destroyAppDataLIF(pkg, userId, 18562 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18563 destroyAppProfilesLIF(pkg, userId); 18564 removeKeystoreDataIfNeeded(nextUserId, ps.appId); 18565 schedulePackageCleaning(ps.name, nextUserId, false); 18566 synchronized (mPackages) { 18567 if (clearPackagePreferredActivitiesLPw(ps.name, nextUserId)) { 18568 scheduleWritePackageRestrictionsLocked(nextUserId); 18569 } 18570 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, nextUserId); 18571 } 18572 } 18573 18574 if (outInfo != null) { 18575 outInfo.removedPackage = ps.name; 18576 outInfo.isStaticSharedLib = pkg != null && pkg.staticSharedLibName != null; 18577 outInfo.removedAppId = ps.appId; 18578 outInfo.removedUsers = userIds; 18579 outInfo.broadcastUsers = userIds; 18580 } 18581 18582 return true; 18583 } 18584 18585 private final class ClearStorageConnection implements ServiceConnection { 18586 IMediaContainerService mContainerService; 18587 18588 @Override 18589 public void onServiceConnected(ComponentName name, IBinder service) { 18590 synchronized (this) { 18591 mContainerService = IMediaContainerService.Stub 18592 .asInterface(Binder.allowBlocking(service)); 18593 notifyAll(); 18594 } 18595 } 18596 18597 @Override 18598 public void onServiceDisconnected(ComponentName name) { 18599 } 18600 } 18601 18602 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 18603 if (DEFAULT_CONTAINER_PACKAGE.equals(packageName)) return; 18604 18605 final boolean mounted; 18606 if (Environment.isExternalStorageEmulated()) { 18607 mounted = true; 18608 } else { 18609 final String status = Environment.getExternalStorageState(); 18610 18611 mounted = status.equals(Environment.MEDIA_MOUNTED) 18612 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 18613 } 18614 18615 if (!mounted) { 18616 return; 18617 } 18618 18619 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 18620 int[] users; 18621 if (userId == UserHandle.USER_ALL) { 18622 users = sUserManager.getUserIds(); 18623 } else { 18624 users = new int[] { userId }; 18625 } 18626 final ClearStorageConnection conn = new ClearStorageConnection(); 18627 if (mContext.bindServiceAsUser( 18628 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 18629 try { 18630 for (int curUser : users) { 18631 long timeout = SystemClock.uptimeMillis() + 5000; 18632 synchronized (conn) { 18633 long now; 18634 while (conn.mContainerService == null && 18635 (now = SystemClock.uptimeMillis()) < timeout) { 18636 try { 18637 conn.wait(timeout - now); 18638 } catch (InterruptedException e) { 18639 } 18640 } 18641 } 18642 if (conn.mContainerService == null) { 18643 return; 18644 } 18645 18646 final UserEnvironment userEnv = new UserEnvironment(curUser); 18647 clearDirectory(conn.mContainerService, 18648 userEnv.buildExternalStorageAppCacheDirs(packageName)); 18649 if (allData) { 18650 clearDirectory(conn.mContainerService, 18651 userEnv.buildExternalStorageAppDataDirs(packageName)); 18652 clearDirectory(conn.mContainerService, 18653 userEnv.buildExternalStorageAppMediaDirs(packageName)); 18654 } 18655 } 18656 } finally { 18657 mContext.unbindService(conn); 18658 } 18659 } 18660 } 18661 18662 @Override 18663 public void clearApplicationProfileData(String packageName) { 18664 enforceSystemOrRoot("Only the system can clear all profile data"); 18665 18666 final PackageParser.Package pkg; 18667 synchronized (mPackages) { 18668 pkg = mPackages.get(packageName); 18669 } 18670 18671 try (PackageFreezer freezer = freezePackage(packageName, "clearApplicationProfileData")) { 18672 synchronized (mInstallLock) { 18673 clearAppProfilesLIF(pkg, UserHandle.USER_ALL); 18674 } 18675 } 18676 } 18677 18678 @Override 18679 public void clearApplicationUserData(final String packageName, 18680 final IPackageDataObserver observer, final int userId) { 18681 mContext.enforceCallingOrSelfPermission( 18682 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 18683 18684 enforceCrossUserPermission(Binder.getCallingUid(), userId, 18685 true /* requireFullPermission */, false /* checkShell */, "clear application data"); 18686 18687 if (mProtectedPackages.isPackageDataProtected(userId, packageName)) { 18688 throw new SecurityException("Cannot clear data for a protected package: " 18689 + packageName); 18690 } 18691 // Queue up an async operation since the package deletion may take a little while. 18692 mHandler.post(new Runnable() { 18693 public void run() { 18694 mHandler.removeCallbacks(this); 18695 final boolean succeeded; 18696 try (PackageFreezer freezer = freezePackage(packageName, 18697 "clearApplicationUserData")) { 18698 synchronized (mInstallLock) { 18699 succeeded = clearApplicationUserDataLIF(packageName, userId); 18700 } 18701 clearExternalStorageDataSync(packageName, userId, true); 18702 synchronized (mPackages) { 18703 mInstantAppRegistry.deleteInstantApplicationMetadataLPw( 18704 packageName, userId); 18705 } 18706 } 18707 if (succeeded) { 18708 // invoke DeviceStorageMonitor's update method to clear any notifications 18709 DeviceStorageMonitorInternal dsm = LocalServices 18710 .getService(DeviceStorageMonitorInternal.class); 18711 if (dsm != null) { 18712 dsm.checkMemory(); 18713 } 18714 } 18715 if(observer != null) { 18716 try { 18717 observer.onRemoveCompleted(packageName, succeeded); 18718 } catch (RemoteException e) { 18719 Log.i(TAG, "Observer no longer exists."); 18720 } 18721 } //end if observer 18722 } //end run 18723 }); 18724 } 18725 18726 private boolean clearApplicationUserDataLIF(String packageName, int userId) { 18727 if (packageName == null) { 18728 Slog.w(TAG, "Attempt to delete null packageName."); 18729 return false; 18730 } 18731 18732 // Try finding details about the requested package 18733 PackageParser.Package pkg; 18734 synchronized (mPackages) { 18735 pkg = mPackages.get(packageName); 18736 if (pkg == null) { 18737 final PackageSetting ps = mSettings.mPackages.get(packageName); 18738 if (ps != null) { 18739 pkg = ps.pkg; 18740 } 18741 } 18742 18743 if (pkg == null) { 18744 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18745 return false; 18746 } 18747 18748 PackageSetting ps = (PackageSetting) pkg.mExtras; 18749 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 18750 } 18751 18752 clearAppDataLIF(pkg, userId, 18753 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18754 18755 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 18756 removeKeystoreDataIfNeeded(userId, appId); 18757 18758 UserManagerInternal umInternal = getUserManagerInternal(); 18759 final int flags; 18760 if (umInternal.isUserUnlockingOrUnlocked(userId)) { 18761 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 18762 } else if (umInternal.isUserRunning(userId)) { 18763 flags = StorageManager.FLAG_STORAGE_DE; 18764 } else { 18765 flags = 0; 18766 } 18767 prepareAppDataContentsLIF(pkg, userId, flags); 18768 18769 return true; 18770 } 18771 18772 /** 18773 * Reverts user permission state changes (permissions and flags) in 18774 * all packages for a given user. 18775 * 18776 * @param userId The device user for which to do a reset. 18777 */ 18778 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 18779 final int packageCount = mPackages.size(); 18780 for (int i = 0; i < packageCount; i++) { 18781 PackageParser.Package pkg = mPackages.valueAt(i); 18782 PackageSetting ps = (PackageSetting) pkg.mExtras; 18783 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 18784 } 18785 } 18786 18787 private void resetNetworkPolicies(int userId) { 18788 LocalServices.getService(NetworkPolicyManagerInternal.class).resetUserState(userId); 18789 } 18790 18791 /** 18792 * Reverts user permission state changes (permissions and flags). 18793 * 18794 * @param ps The package for which to reset. 18795 * @param userId The device user for which to do a reset. 18796 */ 18797 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 18798 final PackageSetting ps, final int userId) { 18799 if (ps.pkg == null) { 18800 return; 18801 } 18802 18803 // These are flags that can change base on user actions. 18804 final int userSettableMask = FLAG_PERMISSION_USER_SET 18805 | FLAG_PERMISSION_USER_FIXED 18806 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 18807 | FLAG_PERMISSION_REVIEW_REQUIRED; 18808 18809 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 18810 | FLAG_PERMISSION_POLICY_FIXED; 18811 18812 boolean writeInstallPermissions = false; 18813 boolean writeRuntimePermissions = false; 18814 18815 final int permissionCount = ps.pkg.requestedPermissions.size(); 18816 for (int i = 0; i < permissionCount; i++) { 18817 String permission = ps.pkg.requestedPermissions.get(i); 18818 18819 BasePermission bp = mSettings.mPermissions.get(permission); 18820 if (bp == null) { 18821 continue; 18822 } 18823 18824 // If shared user we just reset the state to which only this app contributed. 18825 if (ps.sharedUser != null) { 18826 boolean used = false; 18827 final int packageCount = ps.sharedUser.packages.size(); 18828 for (int j = 0; j < packageCount; j++) { 18829 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 18830 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 18831 && pkg.pkg.requestedPermissions.contains(permission)) { 18832 used = true; 18833 break; 18834 } 18835 } 18836 if (used) { 18837 continue; 18838 } 18839 } 18840 18841 PermissionsState permissionsState = ps.getPermissionsState(); 18842 18843 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 18844 18845 // Always clear the user settable flags. 18846 final boolean hasInstallState = permissionsState.getInstallPermissionState( 18847 bp.name) != null; 18848 // If permission review is enabled and this is a legacy app, mark the 18849 // permission as requiring a review as this is the initial state. 18850 int flags = 0; 18851 if (mPermissionReviewRequired 18852 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 18853 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 18854 } 18855 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 18856 if (hasInstallState) { 18857 writeInstallPermissions = true; 18858 } else { 18859 writeRuntimePermissions = true; 18860 } 18861 } 18862 18863 // Below is only runtime permission handling. 18864 if (!bp.isRuntime()) { 18865 continue; 18866 } 18867 18868 // Never clobber system or policy. 18869 if ((oldFlags & policyOrSystemFlags) != 0) { 18870 continue; 18871 } 18872 18873 // If this permission was granted by default, make sure it is. 18874 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 18875 if (permissionsState.grantRuntimePermission(bp, userId) 18876 != PERMISSION_OPERATION_FAILURE) { 18877 writeRuntimePermissions = true; 18878 } 18879 // If permission review is enabled the permissions for a legacy apps 18880 // are represented as constantly granted runtime ones, so don't revoke. 18881 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 18882 // Otherwise, reset the permission. 18883 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 18884 switch (revokeResult) { 18885 case PERMISSION_OPERATION_SUCCESS: 18886 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 18887 writeRuntimePermissions = true; 18888 final int appId = ps.appId; 18889 mHandler.post(new Runnable() { 18890 @Override 18891 public void run() { 18892 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 18893 } 18894 }); 18895 } break; 18896 } 18897 } 18898 } 18899 18900 // Synchronously write as we are taking permissions away. 18901 if (writeRuntimePermissions) { 18902 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 18903 } 18904 18905 // Synchronously write as we are taking permissions away. 18906 if (writeInstallPermissions) { 18907 mSettings.writeLPr(); 18908 } 18909 } 18910 18911 /** 18912 * Remove entries from the keystore daemon. Will only remove it if the 18913 * {@code appId} is valid. 18914 */ 18915 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 18916 if (appId < 0) { 18917 return; 18918 } 18919 18920 final KeyStore keyStore = KeyStore.getInstance(); 18921 if (keyStore != null) { 18922 if (userId == UserHandle.USER_ALL) { 18923 for (final int individual : sUserManager.getUserIds()) { 18924 keyStore.clearUid(UserHandle.getUid(individual, appId)); 18925 } 18926 } else { 18927 keyStore.clearUid(UserHandle.getUid(userId, appId)); 18928 } 18929 } else { 18930 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 18931 } 18932 } 18933 18934 @Override 18935 public void deleteApplicationCacheFiles(final String packageName, 18936 final IPackageDataObserver observer) { 18937 final int userId = UserHandle.getCallingUserId(); 18938 deleteApplicationCacheFilesAsUser(packageName, userId, observer); 18939 } 18940 18941 @Override 18942 public void deleteApplicationCacheFilesAsUser(final String packageName, final int userId, 18943 final IPackageDataObserver observer) { 18944 mContext.enforceCallingOrSelfPermission( 18945 android.Manifest.permission.DELETE_CACHE_FILES, null); 18946 enforceCrossUserPermission(Binder.getCallingUid(), userId, 18947 /* requireFullPermission= */ true, /* checkShell= */ false, 18948 "delete application cache files"); 18949 18950 final PackageParser.Package pkg; 18951 synchronized (mPackages) { 18952 pkg = mPackages.get(packageName); 18953 } 18954 18955 // Queue up an async operation since the package deletion may take a little while. 18956 mHandler.post(new Runnable() { 18957 public void run() { 18958 synchronized (mInstallLock) { 18959 final int flags = StorageManager.FLAG_STORAGE_DE 18960 | StorageManager.FLAG_STORAGE_CE; 18961 // We're only clearing cache files, so we don't care if the 18962 // app is unfrozen and still able to run 18963 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CACHE_ONLY); 18964 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 18965 } 18966 clearExternalStorageDataSync(packageName, userId, false); 18967 if (observer != null) { 18968 try { 18969 observer.onRemoveCompleted(packageName, true); 18970 } catch (RemoteException e) { 18971 Log.i(TAG, "Observer no longer exists."); 18972 } 18973 } 18974 } 18975 }); 18976 } 18977 18978 @Override 18979 public void getPackageSizeInfo(final String packageName, int userHandle, 18980 final IPackageStatsObserver observer) { 18981 throw new UnsupportedOperationException( 18982 "Shame on you for calling the hidden API getPackageSizeInfo(). Shame!"); 18983 } 18984 18985 private boolean getPackageSizeInfoLI(String packageName, int userId, PackageStats stats) { 18986 final PackageSetting ps; 18987 synchronized (mPackages) { 18988 ps = mSettings.mPackages.get(packageName); 18989 if (ps == null) { 18990 Slog.w(TAG, "Failed to find settings for " + packageName); 18991 return false; 18992 } 18993 } 18994 18995 final String[] packageNames = { packageName }; 18996 final long[] ceDataInodes = { ps.getCeDataInode(userId) }; 18997 final String[] codePaths = { ps.codePathString }; 18998 18999 try { 19000 mInstaller.getAppSize(ps.volumeUuid, packageNames, userId, 0, 19001 ps.appId, ceDataInodes, codePaths, stats); 19002 19003 // For now, ignore code size of packages on system partition 19004 if (isSystemApp(ps) && !isUpdatedSystemApp(ps)) { 19005 stats.codeSize = 0; 19006 } 19007 19008 // External clients expect these to be tracked separately 19009 stats.dataSize -= stats.cacheSize; 19010 19011 } catch (InstallerException e) { 19012 Slog.w(TAG, String.valueOf(e)); 19013 return false; 19014 } 19015 19016 return true; 19017 } 19018 19019 private int getUidTargetSdkVersionLockedLPr(int uid) { 19020 Object obj = mSettings.getUserIdLPr(uid); 19021 if (obj instanceof SharedUserSetting) { 19022 final SharedUserSetting sus = (SharedUserSetting) obj; 19023 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 19024 final Iterator<PackageSetting> it = sus.packages.iterator(); 19025 while (it.hasNext()) { 19026 final PackageSetting ps = it.next(); 19027 if (ps.pkg != null) { 19028 int v = ps.pkg.applicationInfo.targetSdkVersion; 19029 if (v < vers) vers = v; 19030 } 19031 } 19032 return vers; 19033 } else if (obj instanceof PackageSetting) { 19034 final PackageSetting ps = (PackageSetting) obj; 19035 if (ps.pkg != null) { 19036 return ps.pkg.applicationInfo.targetSdkVersion; 19037 } 19038 } 19039 return Build.VERSION_CODES.CUR_DEVELOPMENT; 19040 } 19041 19042 @Override 19043 public void addPreferredActivity(IntentFilter filter, int match, 19044 ComponentName[] set, ComponentName activity, int userId) { 19045 addPreferredActivityInternal(filter, match, set, activity, true, userId, 19046 "Adding preferred"); 19047 } 19048 19049 private void addPreferredActivityInternal(IntentFilter filter, int match, 19050 ComponentName[] set, ComponentName activity, boolean always, int userId, 19051 String opname) { 19052 // writer 19053 int callingUid = Binder.getCallingUid(); 19054 enforceCrossUserPermission(callingUid, userId, 19055 true /* requireFullPermission */, false /* checkShell */, "add preferred activity"); 19056 if (filter.countActions() == 0) { 19057 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 19058 return; 19059 } 19060 synchronized (mPackages) { 19061 if (mContext.checkCallingOrSelfPermission( 19062 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 19063 != PackageManager.PERMISSION_GRANTED) { 19064 if (getUidTargetSdkVersionLockedLPr(callingUid) 19065 < Build.VERSION_CODES.FROYO) { 19066 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 19067 + callingUid); 19068 return; 19069 } 19070 mContext.enforceCallingOrSelfPermission( 19071 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19072 } 19073 19074 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 19075 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 19076 + userId + ":"); 19077 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19078 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 19079 scheduleWritePackageRestrictionsLocked(userId); 19080 postPreferredActivityChangedBroadcast(userId); 19081 } 19082 } 19083 19084 private void postPreferredActivityChangedBroadcast(int userId) { 19085 mHandler.post(() -> { 19086 final IActivityManager am = ActivityManager.getService(); 19087 if (am == null) { 19088 return; 19089 } 19090 19091 final Intent intent = new Intent(Intent.ACTION_PREFERRED_ACTIVITY_CHANGED); 19092 intent.putExtra(Intent.EXTRA_USER_HANDLE, userId); 19093 try { 19094 am.broadcastIntent(null, intent, null, null, 19095 0, null, null, null, android.app.AppOpsManager.OP_NONE, 19096 null, false, false, userId); 19097 } catch (RemoteException e) { 19098 } 19099 }); 19100 } 19101 19102 @Override 19103 public void replacePreferredActivity(IntentFilter filter, int match, 19104 ComponentName[] set, ComponentName activity, int userId) { 19105 if (filter.countActions() != 1) { 19106 throw new IllegalArgumentException( 19107 "replacePreferredActivity expects filter to have only 1 action."); 19108 } 19109 if (filter.countDataAuthorities() != 0 19110 || filter.countDataPaths() != 0 19111 || filter.countDataSchemes() > 1 19112 || filter.countDataTypes() != 0) { 19113 throw new IllegalArgumentException( 19114 "replacePreferredActivity expects filter to have no data authorities, " + 19115 "paths, or types; and at most one scheme."); 19116 } 19117 19118 final int callingUid = Binder.getCallingUid(); 19119 enforceCrossUserPermission(callingUid, userId, 19120 true /* requireFullPermission */, false /* checkShell */, 19121 "replace preferred activity"); 19122 synchronized (mPackages) { 19123 if (mContext.checkCallingOrSelfPermission( 19124 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 19125 != PackageManager.PERMISSION_GRANTED) { 19126 if (getUidTargetSdkVersionLockedLPr(callingUid) 19127 < Build.VERSION_CODES.FROYO) { 19128 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 19129 + Binder.getCallingUid()); 19130 return; 19131 } 19132 mContext.enforceCallingOrSelfPermission( 19133 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19134 } 19135 19136 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 19137 if (pir != null) { 19138 // Get all of the existing entries that exactly match this filter. 19139 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 19140 if (existing != null && existing.size() == 1) { 19141 PreferredActivity cur = existing.get(0); 19142 if (DEBUG_PREFERRED) { 19143 Slog.i(TAG, "Checking replace of preferred:"); 19144 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19145 if (!cur.mPref.mAlways) { 19146 Slog.i(TAG, " -- CUR; not mAlways!"); 19147 } else { 19148 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 19149 Slog.i(TAG, " -- CUR: mSet=" 19150 + Arrays.toString(cur.mPref.mSetComponents)); 19151 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 19152 Slog.i(TAG, " -- NEW: mMatch=" 19153 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 19154 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 19155 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 19156 } 19157 } 19158 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 19159 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 19160 && cur.mPref.sameSet(set)) { 19161 // Setting the preferred activity to what it happens to be already 19162 if (DEBUG_PREFERRED) { 19163 Slog.i(TAG, "Replacing with same preferred activity " 19164 + cur.mPref.mShortComponent + " for user " 19165 + userId + ":"); 19166 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19167 } 19168 return; 19169 } 19170 } 19171 19172 if (existing != null) { 19173 if (DEBUG_PREFERRED) { 19174 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 19175 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19176 } 19177 for (int i = 0; i < existing.size(); i++) { 19178 PreferredActivity pa = existing.get(i); 19179 if (DEBUG_PREFERRED) { 19180 Slog.i(TAG, "Removing existing preferred activity " 19181 + pa.mPref.mComponent + ":"); 19182 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 19183 } 19184 pir.removeFilter(pa); 19185 } 19186 } 19187 } 19188 addPreferredActivityInternal(filter, match, set, activity, true, userId, 19189 "Replacing preferred"); 19190 } 19191 } 19192 19193 @Override 19194 public void clearPackagePreferredActivities(String packageName) { 19195 final int uid = Binder.getCallingUid(); 19196 // writer 19197 synchronized (mPackages) { 19198 PackageParser.Package pkg = mPackages.get(packageName); 19199 if (pkg == null || pkg.applicationInfo.uid != uid) { 19200 if (mContext.checkCallingOrSelfPermission( 19201 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 19202 != PackageManager.PERMISSION_GRANTED) { 19203 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 19204 < Build.VERSION_CODES.FROYO) { 19205 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 19206 + Binder.getCallingUid()); 19207 return; 19208 } 19209 mContext.enforceCallingOrSelfPermission( 19210 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19211 } 19212 } 19213 19214 int user = UserHandle.getCallingUserId(); 19215 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 19216 scheduleWritePackageRestrictionsLocked(user); 19217 } 19218 } 19219 } 19220 19221 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19222 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 19223 ArrayList<PreferredActivity> removed = null; 19224 boolean changed = false; 19225 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 19226 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 19227 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 19228 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 19229 continue; 19230 } 19231 Iterator<PreferredActivity> it = pir.filterIterator(); 19232 while (it.hasNext()) { 19233 PreferredActivity pa = it.next(); 19234 // Mark entry for removal only if it matches the package name 19235 // and the entry is of type "always". 19236 if (packageName == null || 19237 (pa.mPref.mComponent.getPackageName().equals(packageName) 19238 && pa.mPref.mAlways)) { 19239 if (removed == null) { 19240 removed = new ArrayList<PreferredActivity>(); 19241 } 19242 removed.add(pa); 19243 } 19244 } 19245 if (removed != null) { 19246 for (int j=0; j<removed.size(); j++) { 19247 PreferredActivity pa = removed.get(j); 19248 pir.removeFilter(pa); 19249 } 19250 changed = true; 19251 } 19252 } 19253 if (changed) { 19254 postPreferredActivityChangedBroadcast(userId); 19255 } 19256 return changed; 19257 } 19258 19259 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19260 private void clearIntentFilterVerificationsLPw(int userId) { 19261 final int packageCount = mPackages.size(); 19262 for (int i = 0; i < packageCount; i++) { 19263 PackageParser.Package pkg = mPackages.valueAt(i); 19264 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 19265 } 19266 } 19267 19268 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19269 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 19270 if (userId == UserHandle.USER_ALL) { 19271 if (mSettings.removeIntentFilterVerificationLPw(packageName, 19272 sUserManager.getUserIds())) { 19273 for (int oneUserId : sUserManager.getUserIds()) { 19274 scheduleWritePackageRestrictionsLocked(oneUserId); 19275 } 19276 } 19277 } else { 19278 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 19279 scheduleWritePackageRestrictionsLocked(userId); 19280 } 19281 } 19282 } 19283 19284 void clearDefaultBrowserIfNeeded(String packageName) { 19285 for (int oneUserId : sUserManager.getUserIds()) { 19286 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 19287 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 19288 if (packageName.equals(defaultBrowserPackageName)) { 19289 setDefaultBrowserPackageName(null, oneUserId); 19290 } 19291 } 19292 } 19293 19294 @Override 19295 public void resetApplicationPreferences(int userId) { 19296 mContext.enforceCallingOrSelfPermission( 19297 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19298 final long identity = Binder.clearCallingIdentity(); 19299 // writer 19300 try { 19301 synchronized (mPackages) { 19302 clearPackagePreferredActivitiesLPw(null, userId); 19303 mSettings.applyDefaultPreferredAppsLPw(this, userId); 19304 // TODO: We have to reset the default SMS and Phone. This requires 19305 // significant refactoring to keep all default apps in the package 19306 // manager (cleaner but more work) or have the services provide 19307 // callbacks to the package manager to request a default app reset. 19308 applyFactoryDefaultBrowserLPw(userId); 19309 clearIntentFilterVerificationsLPw(userId); 19310 primeDomainVerificationsLPw(userId); 19311 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 19312 scheduleWritePackageRestrictionsLocked(userId); 19313 } 19314 resetNetworkPolicies(userId); 19315 } finally { 19316 Binder.restoreCallingIdentity(identity); 19317 } 19318 } 19319 19320 @Override 19321 public int getPreferredActivities(List<IntentFilter> outFilters, 19322 List<ComponentName> outActivities, String packageName) { 19323 19324 int num = 0; 19325 final int userId = UserHandle.getCallingUserId(); 19326 // reader 19327 synchronized (mPackages) { 19328 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 19329 if (pir != null) { 19330 final Iterator<PreferredActivity> it = pir.filterIterator(); 19331 while (it.hasNext()) { 19332 final PreferredActivity pa = it.next(); 19333 if (packageName == null 19334 || (pa.mPref.mComponent.getPackageName().equals(packageName) 19335 && pa.mPref.mAlways)) { 19336 if (outFilters != null) { 19337 outFilters.add(new IntentFilter(pa)); 19338 } 19339 if (outActivities != null) { 19340 outActivities.add(pa.mPref.mComponent); 19341 } 19342 } 19343 } 19344 } 19345 } 19346 19347 return num; 19348 } 19349 19350 @Override 19351 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 19352 int userId) { 19353 int callingUid = Binder.getCallingUid(); 19354 if (callingUid != Process.SYSTEM_UID) { 19355 throw new SecurityException( 19356 "addPersistentPreferredActivity can only be run by the system"); 19357 } 19358 if (filter.countActions() == 0) { 19359 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 19360 return; 19361 } 19362 synchronized (mPackages) { 19363 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 19364 ":"); 19365 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19366 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 19367 new PersistentPreferredActivity(filter, activity)); 19368 scheduleWritePackageRestrictionsLocked(userId); 19369 postPreferredActivityChangedBroadcast(userId); 19370 } 19371 } 19372 19373 @Override 19374 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 19375 int callingUid = Binder.getCallingUid(); 19376 if (callingUid != Process.SYSTEM_UID) { 19377 throw new SecurityException( 19378 "clearPackagePersistentPreferredActivities can only be run by the system"); 19379 } 19380 ArrayList<PersistentPreferredActivity> removed = null; 19381 boolean changed = false; 19382 synchronized (mPackages) { 19383 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 19384 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 19385 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 19386 .valueAt(i); 19387 if (userId != thisUserId) { 19388 continue; 19389 } 19390 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 19391 while (it.hasNext()) { 19392 PersistentPreferredActivity ppa = it.next(); 19393 // Mark entry for removal only if it matches the package name. 19394 if (ppa.mComponent.getPackageName().equals(packageName)) { 19395 if (removed == null) { 19396 removed = new ArrayList<PersistentPreferredActivity>(); 19397 } 19398 removed.add(ppa); 19399 } 19400 } 19401 if (removed != null) { 19402 for (int j=0; j<removed.size(); j++) { 19403 PersistentPreferredActivity ppa = removed.get(j); 19404 ppir.removeFilter(ppa); 19405 } 19406 changed = true; 19407 } 19408 } 19409 19410 if (changed) { 19411 scheduleWritePackageRestrictionsLocked(userId); 19412 postPreferredActivityChangedBroadcast(userId); 19413 } 19414 } 19415 } 19416 19417 /** 19418 * Common machinery for picking apart a restored XML blob and passing 19419 * it to a caller-supplied functor to be applied to the running system. 19420 */ 19421 private void restoreFromXml(XmlPullParser parser, int userId, 19422 String expectedStartTag, BlobXmlRestorer functor) 19423 throws IOException, XmlPullParserException { 19424 int type; 19425 while ((type = parser.next()) != XmlPullParser.START_TAG 19426 && type != XmlPullParser.END_DOCUMENT) { 19427 } 19428 if (type != XmlPullParser.START_TAG) { 19429 // oops didn't find a start tag?! 19430 if (DEBUG_BACKUP) { 19431 Slog.e(TAG, "Didn't find start tag during restore"); 19432 } 19433 return; 19434 } 19435Slog.v(TAG, ":: restoreFromXml() : got to tag " + parser.getName()); 19436 // this is supposed to be TAG_PREFERRED_BACKUP 19437 if (!expectedStartTag.equals(parser.getName())) { 19438 if (DEBUG_BACKUP) { 19439 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 19440 } 19441 return; 19442 } 19443 19444 // skip interfering stuff, then we're aligned with the backing implementation 19445 while ((type = parser.next()) == XmlPullParser.TEXT) { } 19446Slog.v(TAG, ":: stepped forward, applying functor at tag " + parser.getName()); 19447 functor.apply(parser, userId); 19448 } 19449 19450 private interface BlobXmlRestorer { 19451 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 19452 } 19453 19454 /** 19455 * Non-Binder method, support for the backup/restore mechanism: write the 19456 * full set of preferred activities in its canonical XML format. Returns the 19457 * XML output as a byte array, or null if there is none. 19458 */ 19459 @Override 19460 public byte[] getPreferredActivityBackup(int userId) { 19461 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19462 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 19463 } 19464 19465 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19466 try { 19467 final XmlSerializer serializer = new FastXmlSerializer(); 19468 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19469 serializer.startDocument(null, true); 19470 serializer.startTag(null, TAG_PREFERRED_BACKUP); 19471 19472 synchronized (mPackages) { 19473 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 19474 } 19475 19476 serializer.endTag(null, TAG_PREFERRED_BACKUP); 19477 serializer.endDocument(); 19478 serializer.flush(); 19479 } catch (Exception e) { 19480 if (DEBUG_BACKUP) { 19481 Slog.e(TAG, "Unable to write preferred activities for backup", e); 19482 } 19483 return null; 19484 } 19485 19486 return dataStream.toByteArray(); 19487 } 19488 19489 @Override 19490 public void restorePreferredActivities(byte[] backup, int userId) { 19491 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19492 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19493 } 19494 19495 try { 19496 final XmlPullParser parser = Xml.newPullParser(); 19497 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19498 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 19499 new BlobXmlRestorer() { 19500 @Override 19501 public void apply(XmlPullParser parser, int userId) 19502 throws XmlPullParserException, IOException { 19503 synchronized (mPackages) { 19504 mSettings.readPreferredActivitiesLPw(parser, userId); 19505 } 19506 } 19507 } ); 19508 } catch (Exception e) { 19509 if (DEBUG_BACKUP) { 19510 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19511 } 19512 } 19513 } 19514 19515 /** 19516 * Non-Binder method, support for the backup/restore mechanism: write the 19517 * default browser (etc) settings in its canonical XML format. Returns the default 19518 * browser XML representation as a byte array, or null if there is none. 19519 */ 19520 @Override 19521 public byte[] getDefaultAppsBackup(int userId) { 19522 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19523 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 19524 } 19525 19526 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19527 try { 19528 final XmlSerializer serializer = new FastXmlSerializer(); 19529 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19530 serializer.startDocument(null, true); 19531 serializer.startTag(null, TAG_DEFAULT_APPS); 19532 19533 synchronized (mPackages) { 19534 mSettings.writeDefaultAppsLPr(serializer, userId); 19535 } 19536 19537 serializer.endTag(null, TAG_DEFAULT_APPS); 19538 serializer.endDocument(); 19539 serializer.flush(); 19540 } catch (Exception e) { 19541 if (DEBUG_BACKUP) { 19542 Slog.e(TAG, "Unable to write default apps for backup", e); 19543 } 19544 return null; 19545 } 19546 19547 return dataStream.toByteArray(); 19548 } 19549 19550 @Override 19551 public void restoreDefaultApps(byte[] backup, int userId) { 19552 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19553 throw new SecurityException("Only the system may call restoreDefaultApps()"); 19554 } 19555 19556 try { 19557 final XmlPullParser parser = Xml.newPullParser(); 19558 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19559 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 19560 new BlobXmlRestorer() { 19561 @Override 19562 public void apply(XmlPullParser parser, int userId) 19563 throws XmlPullParserException, IOException { 19564 synchronized (mPackages) { 19565 mSettings.readDefaultAppsLPw(parser, userId); 19566 } 19567 } 19568 } ); 19569 } catch (Exception e) { 19570 if (DEBUG_BACKUP) { 19571 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 19572 } 19573 } 19574 } 19575 19576 @Override 19577 public byte[] getIntentFilterVerificationBackup(int userId) { 19578 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19579 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 19580 } 19581 19582 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19583 try { 19584 final XmlSerializer serializer = new FastXmlSerializer(); 19585 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19586 serializer.startDocument(null, true); 19587 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 19588 19589 synchronized (mPackages) { 19590 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 19591 } 19592 19593 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 19594 serializer.endDocument(); 19595 serializer.flush(); 19596 } catch (Exception e) { 19597 if (DEBUG_BACKUP) { 19598 Slog.e(TAG, "Unable to write default apps for backup", e); 19599 } 19600 return null; 19601 } 19602 19603 return dataStream.toByteArray(); 19604 } 19605 19606 @Override 19607 public void restoreIntentFilterVerification(byte[] backup, int userId) { 19608 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19609 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19610 } 19611 19612 try { 19613 final XmlPullParser parser = Xml.newPullParser(); 19614 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19615 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 19616 new BlobXmlRestorer() { 19617 @Override 19618 public void apply(XmlPullParser parser, int userId) 19619 throws XmlPullParserException, IOException { 19620 synchronized (mPackages) { 19621 mSettings.readAllDomainVerificationsLPr(parser, userId); 19622 mSettings.writeLPr(); 19623 } 19624 } 19625 } ); 19626 } catch (Exception e) { 19627 if (DEBUG_BACKUP) { 19628 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19629 } 19630 } 19631 } 19632 19633 @Override 19634 public byte[] getPermissionGrantBackup(int userId) { 19635 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19636 throw new SecurityException("Only the system may call getPermissionGrantBackup()"); 19637 } 19638 19639 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19640 try { 19641 final XmlSerializer serializer = new FastXmlSerializer(); 19642 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19643 serializer.startDocument(null, true); 19644 serializer.startTag(null, TAG_PERMISSION_BACKUP); 19645 19646 synchronized (mPackages) { 19647 serializeRuntimePermissionGrantsLPr(serializer, userId); 19648 } 19649 19650 serializer.endTag(null, TAG_PERMISSION_BACKUP); 19651 serializer.endDocument(); 19652 serializer.flush(); 19653 } catch (Exception e) { 19654 if (DEBUG_BACKUP) { 19655 Slog.e(TAG, "Unable to write default apps for backup", e); 19656 } 19657 return null; 19658 } 19659 19660 return dataStream.toByteArray(); 19661 } 19662 19663 @Override 19664 public void restorePermissionGrants(byte[] backup, int userId) { 19665 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19666 throw new SecurityException("Only the system may call restorePermissionGrants()"); 19667 } 19668 19669 try { 19670 final XmlPullParser parser = Xml.newPullParser(); 19671 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19672 restoreFromXml(parser, userId, TAG_PERMISSION_BACKUP, 19673 new BlobXmlRestorer() { 19674 @Override 19675 public void apply(XmlPullParser parser, int userId) 19676 throws XmlPullParserException, IOException { 19677 synchronized (mPackages) { 19678 processRestoredPermissionGrantsLPr(parser, userId); 19679 } 19680 } 19681 } ); 19682 } catch (Exception e) { 19683 if (DEBUG_BACKUP) { 19684 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19685 } 19686 } 19687 } 19688 19689 private void serializeRuntimePermissionGrantsLPr(XmlSerializer serializer, final int userId) 19690 throws IOException { 19691 serializer.startTag(null, TAG_ALL_GRANTS); 19692 19693 final int N = mSettings.mPackages.size(); 19694 for (int i = 0; i < N; i++) { 19695 final PackageSetting ps = mSettings.mPackages.valueAt(i); 19696 boolean pkgGrantsKnown = false; 19697 19698 PermissionsState packagePerms = ps.getPermissionsState(); 19699 19700 for (PermissionState state : packagePerms.getRuntimePermissionStates(userId)) { 19701 final int grantFlags = state.getFlags(); 19702 // only look at grants that are not system/policy fixed 19703 if ((grantFlags & SYSTEM_RUNTIME_GRANT_MASK) == 0) { 19704 final boolean isGranted = state.isGranted(); 19705 // And only back up the user-twiddled state bits 19706 if (isGranted || (grantFlags & USER_RUNTIME_GRANT_MASK) != 0) { 19707 final String packageName = mSettings.mPackages.keyAt(i); 19708 if (!pkgGrantsKnown) { 19709 serializer.startTag(null, TAG_GRANT); 19710 serializer.attribute(null, ATTR_PACKAGE_NAME, packageName); 19711 pkgGrantsKnown = true; 19712 } 19713 19714 final boolean userSet = 19715 (grantFlags & FLAG_PERMISSION_USER_SET) != 0; 19716 final boolean userFixed = 19717 (grantFlags & FLAG_PERMISSION_USER_FIXED) != 0; 19718 final boolean revoke = 19719 (grantFlags & FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 19720 19721 serializer.startTag(null, TAG_PERMISSION); 19722 serializer.attribute(null, ATTR_PERMISSION_NAME, state.getName()); 19723 if (isGranted) { 19724 serializer.attribute(null, ATTR_IS_GRANTED, "true"); 19725 } 19726 if (userSet) { 19727 serializer.attribute(null, ATTR_USER_SET, "true"); 19728 } 19729 if (userFixed) { 19730 serializer.attribute(null, ATTR_USER_FIXED, "true"); 19731 } 19732 if (revoke) { 19733 serializer.attribute(null, ATTR_REVOKE_ON_UPGRADE, "true"); 19734 } 19735 serializer.endTag(null, TAG_PERMISSION); 19736 } 19737 } 19738 } 19739 19740 if (pkgGrantsKnown) { 19741 serializer.endTag(null, TAG_GRANT); 19742 } 19743 } 19744 19745 serializer.endTag(null, TAG_ALL_GRANTS); 19746 } 19747 19748 private void processRestoredPermissionGrantsLPr(XmlPullParser parser, int userId) 19749 throws XmlPullParserException, IOException { 19750 String pkgName = null; 19751 int outerDepth = parser.getDepth(); 19752 int type; 19753 while ((type = parser.next()) != XmlPullParser.END_DOCUMENT 19754 && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { 19755 if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { 19756 continue; 19757 } 19758 19759 final String tagName = parser.getName(); 19760 if (tagName.equals(TAG_GRANT)) { 19761 pkgName = parser.getAttributeValue(null, ATTR_PACKAGE_NAME); 19762 if (DEBUG_BACKUP) { 19763 Slog.v(TAG, "+++ Restoring grants for package " + pkgName); 19764 } 19765 } else if (tagName.equals(TAG_PERMISSION)) { 19766 19767 final boolean isGranted = "true".equals(parser.getAttributeValue(null, ATTR_IS_GRANTED)); 19768 final String permName = parser.getAttributeValue(null, ATTR_PERMISSION_NAME); 19769 19770 int newFlagSet = 0; 19771 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_SET))) { 19772 newFlagSet |= FLAG_PERMISSION_USER_SET; 19773 } 19774 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_FIXED))) { 19775 newFlagSet |= FLAG_PERMISSION_USER_FIXED; 19776 } 19777 if ("true".equals(parser.getAttributeValue(null, ATTR_REVOKE_ON_UPGRADE))) { 19778 newFlagSet |= FLAG_PERMISSION_REVOKE_ON_UPGRADE; 19779 } 19780 if (DEBUG_BACKUP) { 19781 Slog.v(TAG, " + Restoring grant: pkg=" + pkgName + " perm=" + permName 19782 + " granted=" + isGranted + " bits=0x" + Integer.toHexString(newFlagSet)); 19783 } 19784 final PackageSetting ps = mSettings.mPackages.get(pkgName); 19785 if (ps != null) { 19786 // Already installed so we apply the grant immediately 19787 if (DEBUG_BACKUP) { 19788 Slog.v(TAG, " + already installed; applying"); 19789 } 19790 PermissionsState perms = ps.getPermissionsState(); 19791 BasePermission bp = mSettings.mPermissions.get(permName); 19792 if (bp != null) { 19793 if (isGranted) { 19794 perms.grantRuntimePermission(bp, userId); 19795 } 19796 if (newFlagSet != 0) { 19797 perms.updatePermissionFlags(bp, userId, USER_RUNTIME_GRANT_MASK, newFlagSet); 19798 } 19799 } 19800 } else { 19801 // Need to wait for post-restore install to apply the grant 19802 if (DEBUG_BACKUP) { 19803 Slog.v(TAG, " - not yet installed; saving for later"); 19804 } 19805 mSettings.processRestoredPermissionGrantLPr(pkgName, permName, 19806 isGranted, newFlagSet, userId); 19807 } 19808 } else { 19809 PackageManagerService.reportSettingsProblem(Log.WARN, 19810 "Unknown element under <" + TAG_PERMISSION_BACKUP + ">: " + tagName); 19811 XmlUtils.skipCurrentTag(parser); 19812 } 19813 } 19814 19815 scheduleWriteSettingsLocked(); 19816 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 19817 } 19818 19819 @Override 19820 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 19821 int sourceUserId, int targetUserId, int flags) { 19822 mContext.enforceCallingOrSelfPermission( 19823 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 19824 int callingUid = Binder.getCallingUid(); 19825 enforceOwnerRights(ownerPackage, callingUid); 19826 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 19827 if (intentFilter.countActions() == 0) { 19828 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 19829 return; 19830 } 19831 synchronized (mPackages) { 19832 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 19833 ownerPackage, targetUserId, flags); 19834 CrossProfileIntentResolver resolver = 19835 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 19836 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 19837 // We have all those whose filter is equal. Now checking if the rest is equal as well. 19838 if (existing != null) { 19839 int size = existing.size(); 19840 for (int i = 0; i < size; i++) { 19841 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 19842 return; 19843 } 19844 } 19845 } 19846 resolver.addFilter(newFilter); 19847 scheduleWritePackageRestrictionsLocked(sourceUserId); 19848 } 19849 } 19850 19851 @Override 19852 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 19853 mContext.enforceCallingOrSelfPermission( 19854 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 19855 int callingUid = Binder.getCallingUid(); 19856 enforceOwnerRights(ownerPackage, callingUid); 19857 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 19858 synchronized (mPackages) { 19859 CrossProfileIntentResolver resolver = 19860 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 19861 ArraySet<CrossProfileIntentFilter> set = 19862 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 19863 for (CrossProfileIntentFilter filter : set) { 19864 if (filter.getOwnerPackage().equals(ownerPackage)) { 19865 resolver.removeFilter(filter); 19866 } 19867 } 19868 scheduleWritePackageRestrictionsLocked(sourceUserId); 19869 } 19870 } 19871 19872 // Enforcing that callingUid is owning pkg on userId 19873 private void enforceOwnerRights(String pkg, int callingUid) { 19874 // The system owns everything. 19875 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 19876 return; 19877 } 19878 int callingUserId = UserHandle.getUserId(callingUid); 19879 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 19880 if (pi == null) { 19881 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 19882 + callingUserId); 19883 } 19884 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 19885 throw new SecurityException("Calling uid " + callingUid 19886 + " does not own package " + pkg); 19887 } 19888 } 19889 19890 @Override 19891 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 19892 return getHomeActivitiesAsUser(allHomeCandidates, UserHandle.getCallingUserId()); 19893 } 19894 19895 /** 19896 * Report the 'Home' activity which is currently set as "always use this one". If non is set 19897 * then reports the most likely home activity or null if there are more than one. 19898 */ 19899 public ComponentName getDefaultHomeActivity(int userId) { 19900 List<ResolveInfo> allHomeCandidates = new ArrayList<>(); 19901 ComponentName cn = getHomeActivitiesAsUser(allHomeCandidates, userId); 19902 if (cn != null) { 19903 return cn; 19904 } 19905 19906 // Find the launcher with the highest priority and return that component if there are no 19907 // other home activity with the same priority. 19908 int lastPriority = Integer.MIN_VALUE; 19909 ComponentName lastComponent = null; 19910 final int size = allHomeCandidates.size(); 19911 for (int i = 0; i < size; i++) { 19912 final ResolveInfo ri = allHomeCandidates.get(i); 19913 if (ri.priority > lastPriority) { 19914 lastComponent = ri.activityInfo.getComponentName(); 19915 lastPriority = ri.priority; 19916 } else if (ri.priority == lastPriority) { 19917 // Two components found with same priority. 19918 lastComponent = null; 19919 } 19920 } 19921 return lastComponent; 19922 } 19923 19924 private Intent getHomeIntent() { 19925 Intent intent = new Intent(Intent.ACTION_MAIN); 19926 intent.addCategory(Intent.CATEGORY_HOME); 19927 intent.addCategory(Intent.CATEGORY_DEFAULT); 19928 return intent; 19929 } 19930 19931 private IntentFilter getHomeFilter() { 19932 IntentFilter filter = new IntentFilter(Intent.ACTION_MAIN); 19933 filter.addCategory(Intent.CATEGORY_HOME); 19934 filter.addCategory(Intent.CATEGORY_DEFAULT); 19935 return filter; 19936 } 19937 19938 ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 19939 int userId) { 19940 Intent intent = getHomeIntent(); 19941 List<ResolveInfo> list = queryIntentActivitiesInternal(intent, null, 19942 PackageManager.GET_META_DATA, userId); 19943 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 19944 true, false, false, userId); 19945 19946 allHomeCandidates.clear(); 19947 if (list != null) { 19948 for (ResolveInfo ri : list) { 19949 allHomeCandidates.add(ri); 19950 } 19951 } 19952 return (preferred == null || preferred.activityInfo == null) 19953 ? null 19954 : new ComponentName(preferred.activityInfo.packageName, 19955 preferred.activityInfo.name); 19956 } 19957 19958 @Override 19959 public void setHomeActivity(ComponentName comp, int userId) { 19960 ArrayList<ResolveInfo> homeActivities = new ArrayList<>(); 19961 getHomeActivitiesAsUser(homeActivities, userId); 19962 19963 boolean found = false; 19964 19965 final int size = homeActivities.size(); 19966 final ComponentName[] set = new ComponentName[size]; 19967 for (int i = 0; i < size; i++) { 19968 final ResolveInfo candidate = homeActivities.get(i); 19969 final ActivityInfo info = candidate.activityInfo; 19970 final ComponentName activityName = new ComponentName(info.packageName, info.name); 19971 set[i] = activityName; 19972 if (!found && activityName.equals(comp)) { 19973 found = true; 19974 } 19975 } 19976 if (!found) { 19977 throw new IllegalArgumentException("Component " + comp + " cannot be home on user " 19978 + userId); 19979 } 19980 replacePreferredActivity(getHomeFilter(), IntentFilter.MATCH_CATEGORY_EMPTY, 19981 set, comp, userId); 19982 } 19983 19984 private @Nullable String getSetupWizardPackageName() { 19985 final Intent intent = new Intent(Intent.ACTION_MAIN); 19986 intent.addCategory(Intent.CATEGORY_SETUP_WIZARD); 19987 19988 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 19989 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 19990 | MATCH_DISABLED_COMPONENTS, 19991 UserHandle.myUserId()); 19992 if (matches.size() == 1) { 19993 return matches.get(0).getComponentInfo().packageName; 19994 } else { 19995 Slog.e(TAG, "There should probably be exactly one setup wizard; found " + matches.size() 19996 + ": matches=" + matches); 19997 return null; 19998 } 19999 } 20000 20001 private @Nullable String getStorageManagerPackageName() { 20002 final Intent intent = new Intent(StorageManager.ACTION_MANAGE_STORAGE); 20003 20004 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 20005 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 20006 | MATCH_DISABLED_COMPONENTS, 20007 UserHandle.myUserId()); 20008 if (matches.size() == 1) { 20009 return matches.get(0).getComponentInfo().packageName; 20010 } else { 20011 Slog.e(TAG, "There should probably be exactly one storage manager; found " 20012 + matches.size() + ": matches=" + matches); 20013 return null; 20014 } 20015 } 20016 20017 @Override 20018 public void setApplicationEnabledSetting(String appPackageName, 20019 int newState, int flags, int userId, String callingPackage) { 20020 if (!sUserManager.exists(userId)) return; 20021 if (callingPackage == null) { 20022 callingPackage = Integer.toString(Binder.getCallingUid()); 20023 } 20024 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 20025 } 20026 20027 @Override 20028 public void setUpdateAvailable(String packageName, boolean updateAvailable) { 20029 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 20030 synchronized (mPackages) { 20031 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 20032 if (pkgSetting != null) { 20033 pkgSetting.setUpdateAvailable(updateAvailable); 20034 } 20035 } 20036 } 20037 20038 @Override 20039 public void setComponentEnabledSetting(ComponentName componentName, 20040 int newState, int flags, int userId) { 20041 if (!sUserManager.exists(userId)) return; 20042 setEnabledSetting(componentName.getPackageName(), 20043 componentName.getClassName(), newState, flags, userId, null); 20044 } 20045 20046 private void setEnabledSetting(final String packageName, String className, int newState, 20047 final int flags, int userId, String callingPackage) { 20048 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 20049 || newState == COMPONENT_ENABLED_STATE_ENABLED 20050 || newState == COMPONENT_ENABLED_STATE_DISABLED 20051 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 20052 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 20053 throw new IllegalArgumentException("Invalid new component state: " 20054 + newState); 20055 } 20056 PackageSetting pkgSetting; 20057 final int uid = Binder.getCallingUid(); 20058 final int permission; 20059 if (uid == Process.SYSTEM_UID) { 20060 permission = PackageManager.PERMISSION_GRANTED; 20061 } else { 20062 permission = mContext.checkCallingOrSelfPermission( 20063 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 20064 } 20065 enforceCrossUserPermission(uid, userId, 20066 false /* requireFullPermission */, true /* checkShell */, "set enabled"); 20067 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 20068 boolean sendNow = false; 20069 boolean isApp = (className == null); 20070 String componentName = isApp ? packageName : className; 20071 int packageUid = -1; 20072 ArrayList<String> components; 20073 20074 // writer 20075 synchronized (mPackages) { 20076 pkgSetting = mSettings.mPackages.get(packageName); 20077 if (pkgSetting == null) { 20078 if (className == null) { 20079 throw new IllegalArgumentException("Unknown package: " + packageName); 20080 } 20081 throw new IllegalArgumentException( 20082 "Unknown component: " + packageName + "/" + className); 20083 } 20084 } 20085 20086 // Limit who can change which apps 20087 if (!UserHandle.isSameApp(uid, pkgSetting.appId)) { 20088 // Don't allow apps that don't have permission to modify other apps 20089 if (!allowedByPermission) { 20090 throw new SecurityException( 20091 "Permission Denial: attempt to change component state from pid=" 20092 + Binder.getCallingPid() 20093 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 20094 } 20095 // Don't allow changing protected packages. 20096 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 20097 throw new SecurityException("Cannot disable a protected package: " + packageName); 20098 } 20099 } 20100 20101 synchronized (mPackages) { 20102 if (uid == Process.SHELL_UID 20103 && (pkgSetting.pkgFlags & ApplicationInfo.FLAG_TEST_ONLY) == 0) { 20104 // Shell can only change whole packages between ENABLED and DISABLED_USER states 20105 // unless it is a test package. 20106 int oldState = pkgSetting.getEnabled(userId); 20107 if (className == null 20108 && 20109 (oldState == COMPONENT_ENABLED_STATE_DISABLED_USER 20110 || oldState == COMPONENT_ENABLED_STATE_DEFAULT 20111 || oldState == COMPONENT_ENABLED_STATE_ENABLED) 20112 && 20113 (newState == COMPONENT_ENABLED_STATE_DISABLED_USER 20114 || newState == COMPONENT_ENABLED_STATE_DEFAULT 20115 || newState == COMPONENT_ENABLED_STATE_ENABLED)) { 20116 // ok 20117 } else { 20118 throw new SecurityException( 20119 "Shell cannot change component state for " + packageName + "/" 20120 + className + " to " + newState); 20121 } 20122 } 20123 if (className == null) { 20124 // We're dealing with an application/package level state change 20125 if (pkgSetting.getEnabled(userId) == newState) { 20126 // Nothing to do 20127 return; 20128 } 20129 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 20130 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 20131 // Don't care about who enables an app. 20132 callingPackage = null; 20133 } 20134 pkgSetting.setEnabled(newState, userId, callingPackage); 20135 // pkgSetting.pkg.mSetEnabled = newState; 20136 } else { 20137 // We're dealing with a component level state change 20138 // First, verify that this is a valid class name. 20139 PackageParser.Package pkg = pkgSetting.pkg; 20140 if (pkg == null || !pkg.hasComponentClassName(className)) { 20141 if (pkg != null && 20142 pkg.applicationInfo.targetSdkVersion >= 20143 Build.VERSION_CODES.JELLY_BEAN) { 20144 throw new IllegalArgumentException("Component class " + className 20145 + " does not exist in " + packageName); 20146 } else { 20147 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 20148 + className + " does not exist in " + packageName); 20149 } 20150 } 20151 switch (newState) { 20152 case COMPONENT_ENABLED_STATE_ENABLED: 20153 if (!pkgSetting.enableComponentLPw(className, userId)) { 20154 return; 20155 } 20156 break; 20157 case COMPONENT_ENABLED_STATE_DISABLED: 20158 if (!pkgSetting.disableComponentLPw(className, userId)) { 20159 return; 20160 } 20161 break; 20162 case COMPONENT_ENABLED_STATE_DEFAULT: 20163 if (!pkgSetting.restoreComponentLPw(className, userId)) { 20164 return; 20165 } 20166 break; 20167 default: 20168 Slog.e(TAG, "Invalid new component state: " + newState); 20169 return; 20170 } 20171 } 20172 scheduleWritePackageRestrictionsLocked(userId); 20173 updateSequenceNumberLP(packageName, new int[] { userId }); 20174 final long callingId = Binder.clearCallingIdentity(); 20175 try { 20176 updateInstantAppInstallerLocked(packageName); 20177 } finally { 20178 Binder.restoreCallingIdentity(callingId); 20179 } 20180 components = mPendingBroadcasts.get(userId, packageName); 20181 final boolean newPackage = components == null; 20182 if (newPackage) { 20183 components = new ArrayList<String>(); 20184 } 20185 if (!components.contains(componentName)) { 20186 components.add(componentName); 20187 } 20188 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 20189 sendNow = true; 20190 // Purge entry from pending broadcast list if another one exists already 20191 // since we are sending one right away. 20192 mPendingBroadcasts.remove(userId, packageName); 20193 } else { 20194 if (newPackage) { 20195 mPendingBroadcasts.put(userId, packageName, components); 20196 } 20197 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 20198 // Schedule a message 20199 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 20200 } 20201 } 20202 } 20203 20204 long callingId = Binder.clearCallingIdentity(); 20205 try { 20206 if (sendNow) { 20207 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 20208 sendPackageChangedBroadcast(packageName, 20209 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 20210 } 20211 } finally { 20212 Binder.restoreCallingIdentity(callingId); 20213 } 20214 } 20215 20216 @Override 20217 public void flushPackageRestrictionsAsUser(int userId) { 20218 if (!sUserManager.exists(userId)) { 20219 return; 20220 } 20221 enforceCrossUserPermission(Binder.getCallingUid(), userId, false /* requireFullPermission*/, 20222 false /* checkShell */, "flushPackageRestrictions"); 20223 synchronized (mPackages) { 20224 mSettings.writePackageRestrictionsLPr(userId); 20225 mDirtyUsers.remove(userId); 20226 if (mDirtyUsers.isEmpty()) { 20227 mHandler.removeMessages(WRITE_PACKAGE_RESTRICTIONS); 20228 } 20229 } 20230 } 20231 20232 private void sendPackageChangedBroadcast(String packageName, 20233 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 20234 if (DEBUG_INSTALL) 20235 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 20236 + componentNames); 20237 Bundle extras = new Bundle(4); 20238 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 20239 String nameList[] = new String[componentNames.size()]; 20240 componentNames.toArray(nameList); 20241 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 20242 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 20243 extras.putInt(Intent.EXTRA_UID, packageUid); 20244 // If this is not reporting a change of the overall package, then only send it 20245 // to registered receivers. We don't want to launch a swath of apps for every 20246 // little component state change. 20247 final int flags = !componentNames.contains(packageName) 20248 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 20249 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 20250 new int[] {UserHandle.getUserId(packageUid)}); 20251 } 20252 20253 @Override 20254 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 20255 if (!sUserManager.exists(userId)) return; 20256 final int uid = Binder.getCallingUid(); 20257 final int permission = mContext.checkCallingOrSelfPermission( 20258 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 20259 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 20260 enforceCrossUserPermission(uid, userId, 20261 true /* requireFullPermission */, true /* checkShell */, "stop package"); 20262 // writer 20263 synchronized (mPackages) { 20264 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 20265 allowedByPermission, uid, userId)) { 20266 scheduleWritePackageRestrictionsLocked(userId); 20267 } 20268 } 20269 } 20270 20271 @Override 20272 public String getInstallerPackageName(String packageName) { 20273 // reader 20274 synchronized (mPackages) { 20275 return mSettings.getInstallerPackageNameLPr(packageName); 20276 } 20277 } 20278 20279 public boolean isOrphaned(String packageName) { 20280 // reader 20281 synchronized (mPackages) { 20282 return mSettings.isOrphaned(packageName); 20283 } 20284 } 20285 20286 @Override 20287 public int getApplicationEnabledSetting(String packageName, int userId) { 20288 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 20289 int uid = Binder.getCallingUid(); 20290 enforceCrossUserPermission(uid, userId, 20291 false /* requireFullPermission */, false /* checkShell */, "get enabled"); 20292 // reader 20293 synchronized (mPackages) { 20294 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 20295 } 20296 } 20297 20298 @Override 20299 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 20300 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 20301 int uid = Binder.getCallingUid(); 20302 enforceCrossUserPermission(uid, userId, 20303 false /* requireFullPermission */, false /* checkShell */, "get component enabled"); 20304 // reader 20305 synchronized (mPackages) { 20306 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 20307 } 20308 } 20309 20310 @Override 20311 public void enterSafeMode() { 20312 enforceSystemOrRoot("Only the system can request entering safe mode"); 20313 20314 if (!mSystemReady) { 20315 mSafeMode = true; 20316 } 20317 } 20318 20319 @Override 20320 public void systemReady() { 20321 mSystemReady = true; 20322 final ContentResolver resolver = mContext.getContentResolver(); 20323 ContentObserver co = new ContentObserver(mHandler) { 20324 @Override 20325 public void onChange(boolean selfChange) { 20326 mEphemeralAppsDisabled = 20327 (Global.getInt(resolver, Global.ENABLE_EPHEMERAL_FEATURE, 1) == 0) || 20328 (Secure.getInt(resolver, Secure.INSTANT_APPS_ENABLED, 1) == 0); 20329 } 20330 }; 20331 mContext.getContentResolver().registerContentObserver(android.provider.Settings.Global 20332 .getUriFor(Global.ENABLE_EPHEMERAL_FEATURE), 20333 false, co, UserHandle.USER_SYSTEM); 20334 mContext.getContentResolver().registerContentObserver(android.provider.Settings.Global 20335 .getUriFor(Secure.INSTANT_APPS_ENABLED), false, co, UserHandle.USER_SYSTEM); 20336 co.onChange(true); 20337 20338 // Disable any carrier apps. We do this very early in boot to prevent the apps from being 20339 // disabled after already being started. 20340 CarrierAppUtils.disableCarrierAppsUntilPrivileged(mContext.getOpPackageName(), this, 20341 mContext.getContentResolver(), UserHandle.USER_SYSTEM); 20342 20343 // Read the compatibilty setting when the system is ready. 20344 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 20345 mContext.getContentResolver(), 20346 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 20347 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 20348 if (DEBUG_SETTINGS) { 20349 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 20350 } 20351 20352 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 20353 20354 synchronized (mPackages) { 20355 // Verify that all of the preferred activity components actually 20356 // exist. It is possible for applications to be updated and at 20357 // that point remove a previously declared activity component that 20358 // had been set as a preferred activity. We try to clean this up 20359 // the next time we encounter that preferred activity, but it is 20360 // possible for the user flow to never be able to return to that 20361 // situation so here we do a sanity check to make sure we haven't 20362 // left any junk around. 20363 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 20364 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 20365 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 20366 removed.clear(); 20367 for (PreferredActivity pa : pir.filterSet()) { 20368 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 20369 removed.add(pa); 20370 } 20371 } 20372 if (removed.size() > 0) { 20373 for (int r=0; r<removed.size(); r++) { 20374 PreferredActivity pa = removed.get(r); 20375 Slog.w(TAG, "Removing dangling preferred activity: " 20376 + pa.mPref.mComponent); 20377 pir.removeFilter(pa); 20378 } 20379 mSettings.writePackageRestrictionsLPr( 20380 mSettings.mPreferredActivities.keyAt(i)); 20381 } 20382 } 20383 20384 for (int userId : UserManagerService.getInstance().getUserIds()) { 20385 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 20386 grantPermissionsUserIds = ArrayUtils.appendInt( 20387 grantPermissionsUserIds, userId); 20388 } 20389 } 20390 } 20391 sUserManager.systemReady(); 20392 20393 // If we upgraded grant all default permissions before kicking off. 20394 for (int userId : grantPermissionsUserIds) { 20395 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 20396 } 20397 20398 // If we did not grant default permissions, we preload from this the 20399 // default permission exceptions lazily to ensure we don't hit the 20400 // disk on a new user creation. 20401 if (grantPermissionsUserIds == EMPTY_INT_ARRAY) { 20402 mDefaultPermissionPolicy.scheduleReadDefaultPermissionExceptions(); 20403 } 20404 20405 // Kick off any messages waiting for system ready 20406 if (mPostSystemReadyMessages != null) { 20407 for (Message msg : mPostSystemReadyMessages) { 20408 msg.sendToTarget(); 20409 } 20410 mPostSystemReadyMessages = null; 20411 } 20412 20413 // Watch for external volumes that come and go over time 20414 final StorageManager storage = mContext.getSystemService(StorageManager.class); 20415 storage.registerListener(mStorageListener); 20416 20417 mInstallerService.systemReady(); 20418 mPackageDexOptimizer.systemReady(); 20419 20420 StorageManagerInternal StorageManagerInternal = LocalServices.getService( 20421 StorageManagerInternal.class); 20422 StorageManagerInternal.addExternalStoragePolicy( 20423 new StorageManagerInternal.ExternalStorageMountPolicy() { 20424 @Override 20425 public int getMountMode(int uid, String packageName) { 20426 if (Process.isIsolated(uid)) { 20427 return Zygote.MOUNT_EXTERNAL_NONE; 20428 } 20429 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 20430 return Zygote.MOUNT_EXTERNAL_DEFAULT; 20431 } 20432 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 20433 return Zygote.MOUNT_EXTERNAL_DEFAULT; 20434 } 20435 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 20436 return Zygote.MOUNT_EXTERNAL_READ; 20437 } 20438 return Zygote.MOUNT_EXTERNAL_WRITE; 20439 } 20440 20441 @Override 20442 public boolean hasExternalStorage(int uid, String packageName) { 20443 return true; 20444 } 20445 }); 20446 20447 // Now that we're mostly running, clean up stale users and apps 20448 sUserManager.reconcileUsers(StorageManager.UUID_PRIVATE_INTERNAL); 20449 reconcileApps(StorageManager.UUID_PRIVATE_INTERNAL); 20450 20451 if (mPrivappPermissionsViolations != null) { 20452 Slog.wtf(TAG,"Signature|privileged permissions not in " 20453 + "privapp-permissions whitelist: " + mPrivappPermissionsViolations); 20454 mPrivappPermissionsViolations = null; 20455 } 20456 } 20457 20458 public void waitForAppDataPrepared() { 20459 if (mPrepareAppDataFuture == null) { 20460 return; 20461 } 20462 ConcurrentUtils.waitForFutureNoInterrupt(mPrepareAppDataFuture, "wait for prepareAppData"); 20463 mPrepareAppDataFuture = null; 20464 } 20465 20466 @Override 20467 public boolean isSafeMode() { 20468 return mSafeMode; 20469 } 20470 20471 @Override 20472 public boolean hasSystemUidErrors() { 20473 return mHasSystemUidErrors; 20474 } 20475 20476 static String arrayToString(int[] array) { 20477 StringBuffer buf = new StringBuffer(128); 20478 buf.append('['); 20479 if (array != null) { 20480 for (int i=0; i<array.length; i++) { 20481 if (i > 0) buf.append(", "); 20482 buf.append(array[i]); 20483 } 20484 } 20485 buf.append(']'); 20486 return buf.toString(); 20487 } 20488 20489 static class DumpState { 20490 public static final int DUMP_LIBS = 1 << 0; 20491 public static final int DUMP_FEATURES = 1 << 1; 20492 public static final int DUMP_ACTIVITY_RESOLVERS = 1 << 2; 20493 public static final int DUMP_SERVICE_RESOLVERS = 1 << 3; 20494 public static final int DUMP_RECEIVER_RESOLVERS = 1 << 4; 20495 public static final int DUMP_CONTENT_RESOLVERS = 1 << 5; 20496 public static final int DUMP_PERMISSIONS = 1 << 6; 20497 public static final int DUMP_PACKAGES = 1 << 7; 20498 public static final int DUMP_SHARED_USERS = 1 << 8; 20499 public static final int DUMP_MESSAGES = 1 << 9; 20500 public static final int DUMP_PROVIDERS = 1 << 10; 20501 public static final int DUMP_VERIFIERS = 1 << 11; 20502 public static final int DUMP_PREFERRED = 1 << 12; 20503 public static final int DUMP_PREFERRED_XML = 1 << 13; 20504 public static final int DUMP_KEYSETS = 1 << 14; 20505 public static final int DUMP_VERSION = 1 << 15; 20506 public static final int DUMP_INSTALLS = 1 << 16; 20507 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 17; 20508 public static final int DUMP_DOMAIN_PREFERRED = 1 << 18; 20509 public static final int DUMP_FROZEN = 1 << 19; 20510 public static final int DUMP_DEXOPT = 1 << 20; 20511 public static final int DUMP_COMPILER_STATS = 1 << 21; 20512 public static final int DUMP_ENABLED_OVERLAYS = 1 << 22; 20513 20514 public static final int OPTION_SHOW_FILTERS = 1 << 0; 20515 20516 private int mTypes; 20517 20518 private int mOptions; 20519 20520 private boolean mTitlePrinted; 20521 20522 private SharedUserSetting mSharedUser; 20523 20524 public boolean isDumping(int type) { 20525 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 20526 return true; 20527 } 20528 20529 return (mTypes & type) != 0; 20530 } 20531 20532 public void setDump(int type) { 20533 mTypes |= type; 20534 } 20535 20536 public boolean isOptionEnabled(int option) { 20537 return (mOptions & option) != 0; 20538 } 20539 20540 public void setOptionEnabled(int option) { 20541 mOptions |= option; 20542 } 20543 20544 public boolean onTitlePrinted() { 20545 final boolean printed = mTitlePrinted; 20546 mTitlePrinted = true; 20547 return printed; 20548 } 20549 20550 public boolean getTitlePrinted() { 20551 return mTitlePrinted; 20552 } 20553 20554 public void setTitlePrinted(boolean enabled) { 20555 mTitlePrinted = enabled; 20556 } 20557 20558 public SharedUserSetting getSharedUser() { 20559 return mSharedUser; 20560 } 20561 20562 public void setSharedUser(SharedUserSetting user) { 20563 mSharedUser = user; 20564 } 20565 } 20566 20567 @Override 20568 public void onShellCommand(FileDescriptor in, FileDescriptor out, 20569 FileDescriptor err, String[] args, ShellCallback callback, 20570 ResultReceiver resultReceiver) { 20571 (new PackageManagerShellCommand(this)).exec( 20572 this, in, out, err, args, callback, resultReceiver); 20573 } 20574 20575 @Override 20576 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 20577 if (!DumpUtils.checkDumpAndUsageStatsPermission(mContext, TAG, pw)) return; 20578 20579 DumpState dumpState = new DumpState(); 20580 boolean fullPreferred = false; 20581 boolean checkin = false; 20582 20583 String packageName = null; 20584 ArraySet<String> permissionNames = null; 20585 20586 int opti = 0; 20587 while (opti < args.length) { 20588 String opt = args[opti]; 20589 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 20590 break; 20591 } 20592 opti++; 20593 20594 if ("-a".equals(opt)) { 20595 // Right now we only know how to print all. 20596 } else if ("-h".equals(opt)) { 20597 pw.println("Package manager dump options:"); 20598 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 20599 pw.println(" --checkin: dump for a checkin"); 20600 pw.println(" -f: print details of intent filters"); 20601 pw.println(" -h: print this help"); 20602 pw.println(" cmd may be one of:"); 20603 pw.println(" l[ibraries]: list known shared libraries"); 20604 pw.println(" f[eatures]: list device features"); 20605 pw.println(" k[eysets]: print known keysets"); 20606 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 20607 pw.println(" perm[issions]: dump permissions"); 20608 pw.println(" permission [name ...]: dump declaration and use of given permission"); 20609 pw.println(" pref[erred]: print preferred package settings"); 20610 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 20611 pw.println(" prov[iders]: dump content providers"); 20612 pw.println(" p[ackages]: dump installed packages"); 20613 pw.println(" s[hared-users]: dump shared user IDs"); 20614 pw.println(" m[essages]: print collected runtime messages"); 20615 pw.println(" v[erifiers]: print package verifier info"); 20616 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 20617 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 20618 pw.println(" version: print database version info"); 20619 pw.println(" write: write current settings now"); 20620 pw.println(" installs: details about install sessions"); 20621 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 20622 pw.println(" dexopt: dump dexopt state"); 20623 pw.println(" compiler-stats: dump compiler statistics"); 20624 pw.println(" enabled-overlays: dump list of enabled overlay packages"); 20625 pw.println(" <package.name>: info about given package"); 20626 return; 20627 } else if ("--checkin".equals(opt)) { 20628 checkin = true; 20629 } else if ("-f".equals(opt)) { 20630 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 20631 } else if ("--proto".equals(opt)) { 20632 dumpProto(fd); 20633 return; 20634 } else { 20635 pw.println("Unknown argument: " + opt + "; use -h for help"); 20636 } 20637 } 20638 20639 // Is the caller requesting to dump a particular piece of data? 20640 if (opti < args.length) { 20641 String cmd = args[opti]; 20642 opti++; 20643 // Is this a package name? 20644 if ("android".equals(cmd) || cmd.contains(".")) { 20645 packageName = cmd; 20646 // When dumping a single package, we always dump all of its 20647 // filter information since the amount of data will be reasonable. 20648 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 20649 } else if ("check-permission".equals(cmd)) { 20650 if (opti >= args.length) { 20651 pw.println("Error: check-permission missing permission argument"); 20652 return; 20653 } 20654 String perm = args[opti]; 20655 opti++; 20656 if (opti >= args.length) { 20657 pw.println("Error: check-permission missing package argument"); 20658 return; 20659 } 20660 20661 String pkg = args[opti]; 20662 opti++; 20663 int user = UserHandle.getUserId(Binder.getCallingUid()); 20664 if (opti < args.length) { 20665 try { 20666 user = Integer.parseInt(args[opti]); 20667 } catch (NumberFormatException e) { 20668 pw.println("Error: check-permission user argument is not a number: " 20669 + args[opti]); 20670 return; 20671 } 20672 } 20673 20674 // Normalize package name to handle renamed packages and static libs 20675 pkg = resolveInternalPackageNameLPr(pkg, PackageManager.VERSION_CODE_HIGHEST); 20676 20677 pw.println(checkPermission(perm, pkg, user)); 20678 return; 20679 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 20680 dumpState.setDump(DumpState.DUMP_LIBS); 20681 } else if ("f".equals(cmd) || "features".equals(cmd)) { 20682 dumpState.setDump(DumpState.DUMP_FEATURES); 20683 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 20684 if (opti >= args.length) { 20685 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 20686 | DumpState.DUMP_SERVICE_RESOLVERS 20687 | DumpState.DUMP_RECEIVER_RESOLVERS 20688 | DumpState.DUMP_CONTENT_RESOLVERS); 20689 } else { 20690 while (opti < args.length) { 20691 String name = args[opti]; 20692 if ("a".equals(name) || "activity".equals(name)) { 20693 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 20694 } else if ("s".equals(name) || "service".equals(name)) { 20695 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 20696 } else if ("r".equals(name) || "receiver".equals(name)) { 20697 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 20698 } else if ("c".equals(name) || "content".equals(name)) { 20699 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 20700 } else { 20701 pw.println("Error: unknown resolver table type: " + name); 20702 return; 20703 } 20704 opti++; 20705 } 20706 } 20707 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 20708 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 20709 } else if ("permission".equals(cmd)) { 20710 if (opti >= args.length) { 20711 pw.println("Error: permission requires permission name"); 20712 return; 20713 } 20714 permissionNames = new ArraySet<>(); 20715 while (opti < args.length) { 20716 permissionNames.add(args[opti]); 20717 opti++; 20718 } 20719 dumpState.setDump(DumpState.DUMP_PERMISSIONS 20720 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 20721 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 20722 dumpState.setDump(DumpState.DUMP_PREFERRED); 20723 } else if ("preferred-xml".equals(cmd)) { 20724 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 20725 if (opti < args.length && "--full".equals(args[opti])) { 20726 fullPreferred = true; 20727 opti++; 20728 } 20729 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 20730 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 20731 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 20732 dumpState.setDump(DumpState.DUMP_PACKAGES); 20733 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 20734 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 20735 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 20736 dumpState.setDump(DumpState.DUMP_PROVIDERS); 20737 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 20738 dumpState.setDump(DumpState.DUMP_MESSAGES); 20739 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 20740 dumpState.setDump(DumpState.DUMP_VERIFIERS); 20741 } else if ("i".equals(cmd) || "ifv".equals(cmd) 20742 || "intent-filter-verifiers".equals(cmd)) { 20743 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 20744 } else if ("version".equals(cmd)) { 20745 dumpState.setDump(DumpState.DUMP_VERSION); 20746 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 20747 dumpState.setDump(DumpState.DUMP_KEYSETS); 20748 } else if ("installs".equals(cmd)) { 20749 dumpState.setDump(DumpState.DUMP_INSTALLS); 20750 } else if ("frozen".equals(cmd)) { 20751 dumpState.setDump(DumpState.DUMP_FROZEN); 20752 } else if ("dexopt".equals(cmd)) { 20753 dumpState.setDump(DumpState.DUMP_DEXOPT); 20754 } else if ("compiler-stats".equals(cmd)) { 20755 dumpState.setDump(DumpState.DUMP_COMPILER_STATS); 20756 } else if ("enabled-overlays".equals(cmd)) { 20757 dumpState.setDump(DumpState.DUMP_ENABLED_OVERLAYS); 20758 } else if ("write".equals(cmd)) { 20759 synchronized (mPackages) { 20760 mSettings.writeLPr(); 20761 pw.println("Settings written."); 20762 return; 20763 } 20764 } 20765 } 20766 20767 if (checkin) { 20768 pw.println("vers,1"); 20769 } 20770 20771 // reader 20772 synchronized (mPackages) { 20773 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 20774 if (!checkin) { 20775 if (dumpState.onTitlePrinted()) 20776 pw.println(); 20777 pw.println("Database versions:"); 20778 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 20779 } 20780 } 20781 20782 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 20783 if (!checkin) { 20784 if (dumpState.onTitlePrinted()) 20785 pw.println(); 20786 pw.println("Verifiers:"); 20787 pw.print(" Required: "); 20788 pw.print(mRequiredVerifierPackage); 20789 pw.print(" (uid="); 20790 pw.print(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 20791 UserHandle.USER_SYSTEM)); 20792 pw.println(")"); 20793 } else if (mRequiredVerifierPackage != null) { 20794 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 20795 pw.print(","); 20796 pw.println(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 20797 UserHandle.USER_SYSTEM)); 20798 } 20799 } 20800 20801 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 20802 packageName == null) { 20803 if (mIntentFilterVerifierComponent != null) { 20804 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 20805 if (!checkin) { 20806 if (dumpState.onTitlePrinted()) 20807 pw.println(); 20808 pw.println("Intent Filter Verifier:"); 20809 pw.print(" Using: "); 20810 pw.print(verifierPackageName); 20811 pw.print(" (uid="); 20812 pw.print(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 20813 UserHandle.USER_SYSTEM)); 20814 pw.println(")"); 20815 } else if (verifierPackageName != null) { 20816 pw.print("ifv,"); pw.print(verifierPackageName); 20817 pw.print(","); 20818 pw.println(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 20819 UserHandle.USER_SYSTEM)); 20820 } 20821 } else { 20822 pw.println(); 20823 pw.println("No Intent Filter Verifier available!"); 20824 } 20825 } 20826 20827 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 20828 boolean printedHeader = false; 20829 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 20830 while (it.hasNext()) { 20831 String libName = it.next(); 20832 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(libName); 20833 if (versionedLib == null) { 20834 continue; 20835 } 20836 final int versionCount = versionedLib.size(); 20837 for (int i = 0; i < versionCount; i++) { 20838 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 20839 if (!checkin) { 20840 if (!printedHeader) { 20841 if (dumpState.onTitlePrinted()) 20842 pw.println(); 20843 pw.println("Libraries:"); 20844 printedHeader = true; 20845 } 20846 pw.print(" "); 20847 } else { 20848 pw.print("lib,"); 20849 } 20850 pw.print(libEntry.info.getName()); 20851 if (libEntry.info.isStatic()) { 20852 pw.print(" version=" + libEntry.info.getVersion()); 20853 } 20854 if (!checkin) { 20855 pw.print(" -> "); 20856 } 20857 if (libEntry.path != null) { 20858 pw.print(" (jar) "); 20859 pw.print(libEntry.path); 20860 } else { 20861 pw.print(" (apk) "); 20862 pw.print(libEntry.apk); 20863 } 20864 pw.println(); 20865 } 20866 } 20867 } 20868 20869 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 20870 if (dumpState.onTitlePrinted()) 20871 pw.println(); 20872 if (!checkin) { 20873 pw.println("Features:"); 20874 } 20875 20876 synchronized (mAvailableFeatures) { 20877 for (FeatureInfo feat : mAvailableFeatures.values()) { 20878 if (checkin) { 20879 pw.print("feat,"); 20880 pw.print(feat.name); 20881 pw.print(","); 20882 pw.println(feat.version); 20883 } else { 20884 pw.print(" "); 20885 pw.print(feat.name); 20886 if (feat.version > 0) { 20887 pw.print(" version="); 20888 pw.print(feat.version); 20889 } 20890 pw.println(); 20891 } 20892 } 20893 } 20894 } 20895 20896 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 20897 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 20898 : "Activity Resolver Table:", " ", packageName, 20899 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20900 dumpState.setTitlePrinted(true); 20901 } 20902 } 20903 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 20904 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 20905 : "Receiver Resolver Table:", " ", packageName, 20906 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20907 dumpState.setTitlePrinted(true); 20908 } 20909 } 20910 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 20911 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 20912 : "Service Resolver Table:", " ", packageName, 20913 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20914 dumpState.setTitlePrinted(true); 20915 } 20916 } 20917 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 20918 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 20919 : "Provider Resolver Table:", " ", packageName, 20920 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20921 dumpState.setTitlePrinted(true); 20922 } 20923 } 20924 20925 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 20926 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 20927 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 20928 int user = mSettings.mPreferredActivities.keyAt(i); 20929 if (pir.dump(pw, 20930 dumpState.getTitlePrinted() 20931 ? "\nPreferred Activities User " + user + ":" 20932 : "Preferred Activities User " + user + ":", " ", 20933 packageName, true, false)) { 20934 dumpState.setTitlePrinted(true); 20935 } 20936 } 20937 } 20938 20939 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 20940 pw.flush(); 20941 FileOutputStream fout = new FileOutputStream(fd); 20942 BufferedOutputStream str = new BufferedOutputStream(fout); 20943 XmlSerializer serializer = new FastXmlSerializer(); 20944 try { 20945 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 20946 serializer.startDocument(null, true); 20947 serializer.setFeature( 20948 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 20949 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 20950 serializer.endDocument(); 20951 serializer.flush(); 20952 } catch (IllegalArgumentException e) { 20953 pw.println("Failed writing: " + e); 20954 } catch (IllegalStateException e) { 20955 pw.println("Failed writing: " + e); 20956 } catch (IOException e) { 20957 pw.println("Failed writing: " + e); 20958 } 20959 } 20960 20961 if (!checkin 20962 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 20963 && packageName == null) { 20964 pw.println(); 20965 int count = mSettings.mPackages.size(); 20966 if (count == 0) { 20967 pw.println("No applications!"); 20968 pw.println(); 20969 } else { 20970 final String prefix = " "; 20971 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 20972 if (allPackageSettings.size() == 0) { 20973 pw.println("No domain preferred apps!"); 20974 pw.println(); 20975 } else { 20976 pw.println("App verification status:"); 20977 pw.println(); 20978 count = 0; 20979 for (PackageSetting ps : allPackageSettings) { 20980 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 20981 if (ivi == null || ivi.getPackageName() == null) continue; 20982 pw.println(prefix + "Package: " + ivi.getPackageName()); 20983 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 20984 pw.println(prefix + "Status: " + ivi.getStatusString()); 20985 pw.println(); 20986 count++; 20987 } 20988 if (count == 0) { 20989 pw.println(prefix + "No app verification established."); 20990 pw.println(); 20991 } 20992 for (int userId : sUserManager.getUserIds()) { 20993 pw.println("App linkages for user " + userId + ":"); 20994 pw.println(); 20995 count = 0; 20996 for (PackageSetting ps : allPackageSettings) { 20997 final long status = ps.getDomainVerificationStatusForUser(userId); 20998 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 20999 && !DEBUG_DOMAIN_VERIFICATION) { 21000 continue; 21001 } 21002 pw.println(prefix + "Package: " + ps.name); 21003 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 21004 String statusStr = IntentFilterVerificationInfo. 21005 getStatusStringFromValue(status); 21006 pw.println(prefix + "Status: " + statusStr); 21007 pw.println(); 21008 count++; 21009 } 21010 if (count == 0) { 21011 pw.println(prefix + "No configured app linkages."); 21012 pw.println(); 21013 } 21014 } 21015 } 21016 } 21017 } 21018 21019 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 21020 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 21021 if (packageName == null && permissionNames == null) { 21022 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 21023 if (iperm == 0) { 21024 if (dumpState.onTitlePrinted()) 21025 pw.println(); 21026 pw.println("AppOp Permissions:"); 21027 } 21028 pw.print(" AppOp Permission "); 21029 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 21030 pw.println(":"); 21031 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 21032 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 21033 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 21034 } 21035 } 21036 } 21037 } 21038 21039 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 21040 boolean printedSomething = false; 21041 for (PackageParser.Provider p : mProviders.mProviders.values()) { 21042 if (packageName != null && !packageName.equals(p.info.packageName)) { 21043 continue; 21044 } 21045 if (!printedSomething) { 21046 if (dumpState.onTitlePrinted()) 21047 pw.println(); 21048 pw.println("Registered ContentProviders:"); 21049 printedSomething = true; 21050 } 21051 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 21052 pw.print(" "); pw.println(p.toString()); 21053 } 21054 printedSomething = false; 21055 for (Map.Entry<String, PackageParser.Provider> entry : 21056 mProvidersByAuthority.entrySet()) { 21057 PackageParser.Provider p = entry.getValue(); 21058 if (packageName != null && !packageName.equals(p.info.packageName)) { 21059 continue; 21060 } 21061 if (!printedSomething) { 21062 if (dumpState.onTitlePrinted()) 21063 pw.println(); 21064 pw.println("ContentProvider Authorities:"); 21065 printedSomething = true; 21066 } 21067 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 21068 pw.print(" "); pw.println(p.toString()); 21069 if (p.info != null && p.info.applicationInfo != null) { 21070 final String appInfo = p.info.applicationInfo.toString(); 21071 pw.print(" applicationInfo="); pw.println(appInfo); 21072 } 21073 } 21074 } 21075 21076 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 21077 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 21078 } 21079 21080 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 21081 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 21082 } 21083 21084 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 21085 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 21086 } 21087 21088 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS) && packageName == null) { 21089 mSettings.dumpRestoredPermissionGrantsLPr(pw, dumpState); 21090 } 21091 21092 if (!checkin && dumpState.isDumping(DumpState.DUMP_FROZEN) && packageName == null) { 21093 // XXX should handle packageName != null by dumping only install data that 21094 // the given package is involved with. 21095 if (dumpState.onTitlePrinted()) pw.println(); 21096 21097 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 21098 ipw.println(); 21099 ipw.println("Frozen packages:"); 21100 ipw.increaseIndent(); 21101 if (mFrozenPackages.size() == 0) { 21102 ipw.println("(none)"); 21103 } else { 21104 for (int i = 0; i < mFrozenPackages.size(); i++) { 21105 ipw.println(mFrozenPackages.valueAt(i)); 21106 } 21107 } 21108 ipw.decreaseIndent(); 21109 } 21110 21111 if (!checkin && dumpState.isDumping(DumpState.DUMP_DEXOPT)) { 21112 if (dumpState.onTitlePrinted()) pw.println(); 21113 dumpDexoptStateLPr(pw, packageName); 21114 } 21115 21116 if (!checkin && dumpState.isDumping(DumpState.DUMP_COMPILER_STATS)) { 21117 if (dumpState.onTitlePrinted()) pw.println(); 21118 dumpCompilerStatsLPr(pw, packageName); 21119 } 21120 21121 if (!checkin && dumpState.isDumping(DumpState.DUMP_ENABLED_OVERLAYS)) { 21122 if (dumpState.onTitlePrinted()) pw.println(); 21123 dumpEnabledOverlaysLPr(pw); 21124 } 21125 21126 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 21127 if (dumpState.onTitlePrinted()) pw.println(); 21128 mSettings.dumpReadMessagesLPr(pw, dumpState); 21129 21130 pw.println(); 21131 pw.println("Package warning messages:"); 21132 BufferedReader in = null; 21133 String line = null; 21134 try { 21135 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 21136 while ((line = in.readLine()) != null) { 21137 if (line.contains("ignored: updated version")) continue; 21138 pw.println(line); 21139 } 21140 } catch (IOException ignored) { 21141 } finally { 21142 IoUtils.closeQuietly(in); 21143 } 21144 } 21145 21146 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 21147 BufferedReader in = null; 21148 String line = null; 21149 try { 21150 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 21151 while ((line = in.readLine()) != null) { 21152 if (line.contains("ignored: updated version")) continue; 21153 pw.print("msg,"); 21154 pw.println(line); 21155 } 21156 } catch (IOException ignored) { 21157 } finally { 21158 IoUtils.closeQuietly(in); 21159 } 21160 } 21161 } 21162 21163 // PackageInstaller should be called outside of mPackages lock 21164 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 21165 // XXX should handle packageName != null by dumping only install data that 21166 // the given package is involved with. 21167 if (dumpState.onTitlePrinted()) pw.println(); 21168 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 21169 } 21170 } 21171 21172 private void dumpProto(FileDescriptor fd) { 21173 final ProtoOutputStream proto = new ProtoOutputStream(fd); 21174 21175 synchronized (mPackages) { 21176 final long requiredVerifierPackageToken = 21177 proto.start(PackageServiceDumpProto.REQUIRED_VERIFIER_PACKAGE); 21178 proto.write(PackageServiceDumpProto.PackageShortProto.NAME, mRequiredVerifierPackage); 21179 proto.write( 21180 PackageServiceDumpProto.PackageShortProto.UID, 21181 getPackageUid( 21182 mRequiredVerifierPackage, 21183 MATCH_DEBUG_TRIAGED_MISSING, 21184 UserHandle.USER_SYSTEM)); 21185 proto.end(requiredVerifierPackageToken); 21186 21187 if (mIntentFilterVerifierComponent != null) { 21188 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 21189 final long verifierPackageToken = 21190 proto.start(PackageServiceDumpProto.VERIFIER_PACKAGE); 21191 proto.write(PackageServiceDumpProto.PackageShortProto.NAME, verifierPackageName); 21192 proto.write( 21193 PackageServiceDumpProto.PackageShortProto.UID, 21194 getPackageUid( 21195 verifierPackageName, 21196 MATCH_DEBUG_TRIAGED_MISSING, 21197 UserHandle.USER_SYSTEM)); 21198 proto.end(verifierPackageToken); 21199 } 21200 21201 dumpSharedLibrariesProto(proto); 21202 dumpFeaturesProto(proto); 21203 mSettings.dumpPackagesProto(proto); 21204 mSettings.dumpSharedUsersProto(proto); 21205 dumpMessagesProto(proto); 21206 } 21207 proto.flush(); 21208 } 21209 21210 private void dumpMessagesProto(ProtoOutputStream proto) { 21211 BufferedReader in = null; 21212 String line = null; 21213 try { 21214 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 21215 while ((line = in.readLine()) != null) { 21216 if (line.contains("ignored: updated version")) continue; 21217 proto.write(PackageServiceDumpProto.MESSAGES, line); 21218 } 21219 } catch (IOException ignored) { 21220 } finally { 21221 IoUtils.closeQuietly(in); 21222 } 21223 } 21224 21225 private void dumpFeaturesProto(ProtoOutputStream proto) { 21226 synchronized (mAvailableFeatures) { 21227 final int count = mAvailableFeatures.size(); 21228 for (int i = 0; i < count; i++) { 21229 final FeatureInfo feat = mAvailableFeatures.valueAt(i); 21230 final long featureToken = proto.start(PackageServiceDumpProto.FEATURES); 21231 proto.write(PackageServiceDumpProto.FeatureProto.NAME, feat.name); 21232 proto.write(PackageServiceDumpProto.FeatureProto.VERSION, feat.version); 21233 proto.end(featureToken); 21234 } 21235 } 21236 } 21237 21238 private void dumpSharedLibrariesProto(ProtoOutputStream proto) { 21239 final int count = mSharedLibraries.size(); 21240 for (int i = 0; i < count; i++) { 21241 final String libName = mSharedLibraries.keyAt(i); 21242 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(libName); 21243 if (versionedLib == null) { 21244 continue; 21245 } 21246 final int versionCount = versionedLib.size(); 21247 for (int j = 0; j < versionCount; j++) { 21248 final SharedLibraryEntry libEntry = versionedLib.valueAt(j); 21249 final long sharedLibraryToken = 21250 proto.start(PackageServiceDumpProto.SHARED_LIBRARIES); 21251 proto.write(PackageServiceDumpProto.SharedLibraryProto.NAME, libEntry.info.getName()); 21252 final boolean isJar = (libEntry.path != null); 21253 proto.write(PackageServiceDumpProto.SharedLibraryProto.IS_JAR, isJar); 21254 if (isJar) { 21255 proto.write(PackageServiceDumpProto.SharedLibraryProto.PATH, libEntry.path); 21256 } else { 21257 proto.write(PackageServiceDumpProto.SharedLibraryProto.APK, libEntry.apk); 21258 } 21259 proto.end(sharedLibraryToken); 21260 } 21261 } 21262 } 21263 21264 private void dumpDexoptStateLPr(PrintWriter pw, String packageName) { 21265 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 21266 ipw.println(); 21267 ipw.println("Dexopt state:"); 21268 ipw.increaseIndent(); 21269 Collection<PackageParser.Package> packages = null; 21270 if (packageName != null) { 21271 PackageParser.Package targetPackage = mPackages.get(packageName); 21272 if (targetPackage != null) { 21273 packages = Collections.singletonList(targetPackage); 21274 } else { 21275 ipw.println("Unable to find package: " + packageName); 21276 return; 21277 } 21278 } else { 21279 packages = mPackages.values(); 21280 } 21281 21282 for (PackageParser.Package pkg : packages) { 21283 ipw.println("[" + pkg.packageName + "]"); 21284 ipw.increaseIndent(); 21285 mPackageDexOptimizer.dumpDexoptState(ipw, pkg); 21286 ipw.decreaseIndent(); 21287 } 21288 } 21289 21290 private void dumpCompilerStatsLPr(PrintWriter pw, String packageName) { 21291 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 21292 ipw.println(); 21293 ipw.println("Compiler stats:"); 21294 ipw.increaseIndent(); 21295 Collection<PackageParser.Package> packages = null; 21296 if (packageName != null) { 21297 PackageParser.Package targetPackage = mPackages.get(packageName); 21298 if (targetPackage != null) { 21299 packages = Collections.singletonList(targetPackage); 21300 } else { 21301 ipw.println("Unable to find package: " + packageName); 21302 return; 21303 } 21304 } else { 21305 packages = mPackages.values(); 21306 } 21307 21308 for (PackageParser.Package pkg : packages) { 21309 ipw.println("[" + pkg.packageName + "]"); 21310 ipw.increaseIndent(); 21311 21312 CompilerStats.PackageStats stats = getCompilerPackageStats(pkg.packageName); 21313 if (stats == null) { 21314 ipw.println("(No recorded stats)"); 21315 } else { 21316 stats.dump(ipw); 21317 } 21318 ipw.decreaseIndent(); 21319 } 21320 } 21321 21322 private void dumpEnabledOverlaysLPr(PrintWriter pw) { 21323 pw.println("Enabled overlay paths:"); 21324 final int N = mEnabledOverlayPaths.size(); 21325 for (int i = 0; i < N; i++) { 21326 final int userId = mEnabledOverlayPaths.keyAt(i); 21327 pw.println(String.format(" User %d:", userId)); 21328 final ArrayMap<String, ArrayList<String>> userSpecificOverlays = 21329 mEnabledOverlayPaths.valueAt(i); 21330 final int M = userSpecificOverlays.size(); 21331 for (int j = 0; j < M; j++) { 21332 final String targetPackageName = userSpecificOverlays.keyAt(j); 21333 final ArrayList<String> overlayPackagePaths = userSpecificOverlays.valueAt(j); 21334 pw.println(String.format(" %s: %s", targetPackageName, overlayPackagePaths)); 21335 } 21336 } 21337 } 21338 21339 private String dumpDomainString(String packageName) { 21340 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName) 21341 .getList(); 21342 List<IntentFilter> filters = getAllIntentFilters(packageName).getList(); 21343 21344 ArraySet<String> result = new ArraySet<>(); 21345 if (iviList.size() > 0) { 21346 for (IntentFilterVerificationInfo ivi : iviList) { 21347 for (String host : ivi.getDomains()) { 21348 result.add(host); 21349 } 21350 } 21351 } 21352 if (filters != null && filters.size() > 0) { 21353 for (IntentFilter filter : filters) { 21354 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 21355 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 21356 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 21357 result.addAll(filter.getHostsList()); 21358 } 21359 } 21360 } 21361 21362 StringBuilder sb = new StringBuilder(result.size() * 16); 21363 for (String domain : result) { 21364 if (sb.length() > 0) sb.append(" "); 21365 sb.append(domain); 21366 } 21367 return sb.toString(); 21368 } 21369 21370 // ------- apps on sdcard specific code ------- 21371 static final boolean DEBUG_SD_INSTALL = false; 21372 21373 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 21374 21375 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 21376 21377 private boolean mMediaMounted = false; 21378 21379 static String getEncryptKey() { 21380 try { 21381 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 21382 SD_ENCRYPTION_KEYSTORE_NAME); 21383 if (sdEncKey == null) { 21384 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 21385 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 21386 if (sdEncKey == null) { 21387 Slog.e(TAG, "Failed to create encryption keys"); 21388 return null; 21389 } 21390 } 21391 return sdEncKey; 21392 } catch (NoSuchAlgorithmException nsae) { 21393 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 21394 return null; 21395 } catch (IOException ioe) { 21396 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 21397 return null; 21398 } 21399 } 21400 21401 /* 21402 * Update media status on PackageManager. 21403 */ 21404 @Override 21405 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 21406 int callingUid = Binder.getCallingUid(); 21407 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 21408 throw new SecurityException("Media status can only be updated by the system"); 21409 } 21410 // reader; this apparently protects mMediaMounted, but should probably 21411 // be a different lock in that case. 21412 synchronized (mPackages) { 21413 Log.i(TAG, "Updating external media status from " 21414 + (mMediaMounted ? "mounted" : "unmounted") + " to " 21415 + (mediaStatus ? "mounted" : "unmounted")); 21416 if (DEBUG_SD_INSTALL) 21417 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 21418 + ", mMediaMounted=" + mMediaMounted); 21419 if (mediaStatus == mMediaMounted) { 21420 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 21421 : 0, -1); 21422 mHandler.sendMessage(msg); 21423 return; 21424 } 21425 mMediaMounted = mediaStatus; 21426 } 21427 // Queue up an async operation since the package installation may take a 21428 // little while. 21429 mHandler.post(new Runnable() { 21430 public void run() { 21431 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 21432 } 21433 }); 21434 } 21435 21436 /** 21437 * Called by StorageManagerService when the initial ASECs to scan are available. 21438 * Should block until all the ASEC containers are finished being scanned. 21439 */ 21440 public void scanAvailableAsecs() { 21441 updateExternalMediaStatusInner(true, false, false); 21442 } 21443 21444 /* 21445 * Collect information of applications on external media, map them against 21446 * existing containers and update information based on current mount status. 21447 * Please note that we always have to report status if reportStatus has been 21448 * set to true especially when unloading packages. 21449 */ 21450 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 21451 boolean externalStorage) { 21452 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 21453 int[] uidArr = EmptyArray.INT; 21454 21455 final String[] list = PackageHelper.getSecureContainerList(); 21456 if (ArrayUtils.isEmpty(list)) { 21457 Log.i(TAG, "No secure containers found"); 21458 } else { 21459 // Process list of secure containers and categorize them 21460 // as active or stale based on their package internal state. 21461 21462 // reader 21463 synchronized (mPackages) { 21464 for (String cid : list) { 21465 // Leave stages untouched for now; installer service owns them 21466 if (PackageInstallerService.isStageName(cid)) continue; 21467 21468 if (DEBUG_SD_INSTALL) 21469 Log.i(TAG, "Processing container " + cid); 21470 String pkgName = getAsecPackageName(cid); 21471 if (pkgName == null) { 21472 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 21473 continue; 21474 } 21475 if (DEBUG_SD_INSTALL) 21476 Log.i(TAG, "Looking for pkg : " + pkgName); 21477 21478 final PackageSetting ps = mSettings.mPackages.get(pkgName); 21479 if (ps == null) { 21480 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 21481 continue; 21482 } 21483 21484 /* 21485 * Skip packages that are not external if we're unmounting 21486 * external storage. 21487 */ 21488 if (externalStorage && !isMounted && !isExternal(ps)) { 21489 continue; 21490 } 21491 21492 final AsecInstallArgs args = new AsecInstallArgs(cid, 21493 getAppDexInstructionSets(ps), ps.isForwardLocked()); 21494 // The package status is changed only if the code path 21495 // matches between settings and the container id. 21496 if (ps.codePathString != null 21497 && ps.codePathString.startsWith(args.getCodePath())) { 21498 if (DEBUG_SD_INSTALL) { 21499 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 21500 + " at code path: " + ps.codePathString); 21501 } 21502 21503 // We do have a valid package installed on sdcard 21504 processCids.put(args, ps.codePathString); 21505 final int uid = ps.appId; 21506 if (uid != -1) { 21507 uidArr = ArrayUtils.appendInt(uidArr, uid); 21508 } 21509 } else { 21510 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 21511 + ps.codePathString); 21512 } 21513 } 21514 } 21515 21516 Arrays.sort(uidArr); 21517 } 21518 21519 // Process packages with valid entries. 21520 if (isMounted) { 21521 if (DEBUG_SD_INSTALL) 21522 Log.i(TAG, "Loading packages"); 21523 loadMediaPackages(processCids, uidArr, externalStorage); 21524 startCleaningPackages(); 21525 mInstallerService.onSecureContainersAvailable(); 21526 } else { 21527 if (DEBUG_SD_INSTALL) 21528 Log.i(TAG, "Unloading packages"); 21529 unloadMediaPackages(processCids, uidArr, reportStatus); 21530 } 21531 } 21532 21533 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21534 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 21535 final int size = infos.size(); 21536 final String[] packageNames = new String[size]; 21537 final int[] packageUids = new int[size]; 21538 for (int i = 0; i < size; i++) { 21539 final ApplicationInfo info = infos.get(i); 21540 packageNames[i] = info.packageName; 21541 packageUids[i] = info.uid; 21542 } 21543 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 21544 finishedReceiver); 21545 } 21546 21547 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21548 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 21549 sendResourcesChangedBroadcast(mediaStatus, replacing, 21550 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 21551 } 21552 21553 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21554 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 21555 int size = pkgList.length; 21556 if (size > 0) { 21557 // Send broadcasts here 21558 Bundle extras = new Bundle(); 21559 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 21560 if (uidArr != null) { 21561 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 21562 } 21563 if (replacing) { 21564 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 21565 } 21566 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 21567 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 21568 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null); 21569 } 21570 } 21571 21572 /* 21573 * Look at potentially valid container ids from processCids If package 21574 * information doesn't match the one on record or package scanning fails, 21575 * the cid is added to list of removeCids. We currently don't delete stale 21576 * containers. 21577 */ 21578 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr, 21579 boolean externalStorage) { 21580 ArrayList<String> pkgList = new ArrayList<String>(); 21581 Set<AsecInstallArgs> keys = processCids.keySet(); 21582 21583 for (AsecInstallArgs args : keys) { 21584 String codePath = processCids.get(args); 21585 if (DEBUG_SD_INSTALL) 21586 Log.i(TAG, "Loading container : " + args.cid); 21587 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 21588 try { 21589 // Make sure there are no container errors first. 21590 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 21591 Slog.e(TAG, "Failed to mount cid : " + args.cid 21592 + " when installing from sdcard"); 21593 continue; 21594 } 21595 // Check code path here. 21596 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 21597 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 21598 + " does not match one in settings " + codePath); 21599 continue; 21600 } 21601 // Parse package 21602 int parseFlags = mDefParseFlags; 21603 if (args.isExternalAsec()) { 21604 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 21605 } 21606 if (args.isFwdLocked()) { 21607 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 21608 } 21609 21610 synchronized (mInstallLock) { 21611 PackageParser.Package pkg = null; 21612 try { 21613 // Sadly we don't know the package name yet to freeze it 21614 pkg = scanPackageTracedLI(new File(codePath), parseFlags, 21615 SCAN_IGNORE_FROZEN, 0, null); 21616 } catch (PackageManagerException e) { 21617 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 21618 } 21619 // Scan the package 21620 if (pkg != null) { 21621 /* 21622 * TODO why is the lock being held? doPostInstall is 21623 * called in other places without the lock. This needs 21624 * to be straightened out. 21625 */ 21626 // writer 21627 synchronized (mPackages) { 21628 retCode = PackageManager.INSTALL_SUCCEEDED; 21629 pkgList.add(pkg.packageName); 21630 // Post process args 21631 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 21632 pkg.applicationInfo.uid); 21633 } 21634 } else { 21635 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 21636 } 21637 } 21638 21639 } finally { 21640 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 21641 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 21642 } 21643 } 21644 } 21645 // writer 21646 synchronized (mPackages) { 21647 // If the platform SDK has changed since the last time we booted, 21648 // we need to re-grant app permission to catch any new ones that 21649 // appear. This is really a hack, and means that apps can in some 21650 // cases get permissions that the user didn't initially explicitly 21651 // allow... it would be nice to have some better way to handle 21652 // this situation. 21653 final VersionInfo ver = externalStorage ? mSettings.getExternalVersion() 21654 : mSettings.getInternalVersion(); 21655 final String volumeUuid = externalStorage ? StorageManager.UUID_PRIMARY_PHYSICAL 21656 : StorageManager.UUID_PRIVATE_INTERNAL; 21657 21658 int updateFlags = UPDATE_PERMISSIONS_ALL; 21659 if (ver.sdkVersion != mSdkVersion) { 21660 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 21661 + mSdkVersion + "; regranting permissions for external"); 21662 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 21663 } 21664 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 21665 21666 // Yay, everything is now upgraded 21667 ver.forceCurrent(); 21668 21669 // can downgrade to reader 21670 // Persist settings 21671 mSettings.writeLPr(); 21672 } 21673 // Send a broadcast to let everyone know we are done processing 21674 if (pkgList.size() > 0) { 21675 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 21676 } 21677 } 21678 21679 /* 21680 * Utility method to unload a list of specified containers 21681 */ 21682 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 21683 // Just unmount all valid containers. 21684 for (AsecInstallArgs arg : cidArgs) { 21685 synchronized (mInstallLock) { 21686 arg.doPostDeleteLI(false); 21687 } 21688 } 21689 } 21690 21691 /* 21692 * Unload packages mounted on external media. This involves deleting package 21693 * data from internal structures, sending broadcasts about disabled packages, 21694 * gc'ing to free up references, unmounting all secure containers 21695 * corresponding to packages on external media, and posting a 21696 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 21697 * that we always have to post this message if status has been requested no 21698 * matter what. 21699 */ 21700 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 21701 final boolean reportStatus) { 21702 if (DEBUG_SD_INSTALL) 21703 Log.i(TAG, "unloading media packages"); 21704 ArrayList<String> pkgList = new ArrayList<String>(); 21705 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 21706 final Set<AsecInstallArgs> keys = processCids.keySet(); 21707 for (AsecInstallArgs args : keys) { 21708 String pkgName = args.getPackageName(); 21709 if (DEBUG_SD_INSTALL) 21710 Log.i(TAG, "Trying to unload pkg : " + pkgName); 21711 // Delete package internally 21712 PackageRemovedInfo outInfo = new PackageRemovedInfo(this); 21713 synchronized (mInstallLock) { 21714 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 21715 final boolean res; 21716 try (PackageFreezer freezer = freezePackageForDelete(pkgName, deleteFlags, 21717 "unloadMediaPackages")) { 21718 res = deletePackageLIF(pkgName, null, false, null, deleteFlags, outInfo, false, 21719 null); 21720 } 21721 if (res) { 21722 pkgList.add(pkgName); 21723 } else { 21724 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 21725 failedList.add(args); 21726 } 21727 } 21728 } 21729 21730 // reader 21731 synchronized (mPackages) { 21732 // We didn't update the settings after removing each package; 21733 // write them now for all packages. 21734 mSettings.writeLPr(); 21735 } 21736 21737 // We have to absolutely send UPDATED_MEDIA_STATUS only 21738 // after confirming that all the receivers processed the ordered 21739 // broadcast when packages get disabled, force a gc to clean things up. 21740 // and unload all the containers. 21741 if (pkgList.size() > 0) { 21742 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 21743 new IIntentReceiver.Stub() { 21744 public void performReceive(Intent intent, int resultCode, String data, 21745 Bundle extras, boolean ordered, boolean sticky, 21746 int sendingUser) throws RemoteException { 21747 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 21748 reportStatus ? 1 : 0, 1, keys); 21749 mHandler.sendMessage(msg); 21750 } 21751 }); 21752 } else { 21753 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 21754 keys); 21755 mHandler.sendMessage(msg); 21756 } 21757 } 21758 21759 private void loadPrivatePackages(final VolumeInfo vol) { 21760 mHandler.post(new Runnable() { 21761 @Override 21762 public void run() { 21763 loadPrivatePackagesInner(vol); 21764 } 21765 }); 21766 } 21767 21768 private void loadPrivatePackagesInner(VolumeInfo vol) { 21769 final String volumeUuid = vol.fsUuid; 21770 if (TextUtils.isEmpty(volumeUuid)) { 21771 Slog.e(TAG, "Loading internal storage is probably a mistake; ignoring"); 21772 return; 21773 } 21774 21775 final ArrayList<PackageFreezer> freezers = new ArrayList<>(); 21776 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 21777 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 21778 21779 final VersionInfo ver; 21780 final List<PackageSetting> packages; 21781 synchronized (mPackages) { 21782 ver = mSettings.findOrCreateVersion(volumeUuid); 21783 packages = mSettings.getVolumePackagesLPr(volumeUuid); 21784 } 21785 21786 for (PackageSetting ps : packages) { 21787 freezers.add(freezePackage(ps.name, "loadPrivatePackagesInner")); 21788 synchronized (mInstallLock) { 21789 final PackageParser.Package pkg; 21790 try { 21791 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 21792 loaded.add(pkg.applicationInfo); 21793 21794 } catch (PackageManagerException e) { 21795 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 21796 } 21797 21798 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 21799 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 21800 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 21801 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 21802 } 21803 } 21804 } 21805 21806 // Reconcile app data for all started/unlocked users 21807 final StorageManager sm = mContext.getSystemService(StorageManager.class); 21808 final UserManager um = mContext.getSystemService(UserManager.class); 21809 UserManagerInternal umInternal = getUserManagerInternal(); 21810 for (UserInfo user : um.getUsers()) { 21811 final int flags; 21812 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 21813 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 21814 } else if (umInternal.isUserRunning(user.id)) { 21815 flags = StorageManager.FLAG_STORAGE_DE; 21816 } else { 21817 continue; 21818 } 21819 21820 try { 21821 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, flags); 21822 synchronized (mInstallLock) { 21823 reconcileAppsDataLI(volumeUuid, user.id, flags, true /* migrateAppData */); 21824 } 21825 } catch (IllegalStateException e) { 21826 // Device was probably ejected, and we'll process that event momentarily 21827 Slog.w(TAG, "Failed to prepare storage: " + e); 21828 } 21829 } 21830 21831 synchronized (mPackages) { 21832 int updateFlags = UPDATE_PERMISSIONS_ALL; 21833 if (ver.sdkVersion != mSdkVersion) { 21834 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 21835 + mSdkVersion + "; regranting permissions for " + volumeUuid); 21836 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 21837 } 21838 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 21839 21840 // Yay, everything is now upgraded 21841 ver.forceCurrent(); 21842 21843 mSettings.writeLPr(); 21844 } 21845 21846 for (PackageFreezer freezer : freezers) { 21847 freezer.close(); 21848 } 21849 21850 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 21851 sendResourcesChangedBroadcast(true, false, loaded, null); 21852 } 21853 21854 private void unloadPrivatePackages(final VolumeInfo vol) { 21855 mHandler.post(new Runnable() { 21856 @Override 21857 public void run() { 21858 unloadPrivatePackagesInner(vol); 21859 } 21860 }); 21861 } 21862 21863 private void unloadPrivatePackagesInner(VolumeInfo vol) { 21864 final String volumeUuid = vol.fsUuid; 21865 if (TextUtils.isEmpty(volumeUuid)) { 21866 Slog.e(TAG, "Unloading internal storage is probably a mistake; ignoring"); 21867 return; 21868 } 21869 21870 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 21871 synchronized (mInstallLock) { 21872 synchronized (mPackages) { 21873 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(volumeUuid); 21874 for (PackageSetting ps : packages) { 21875 if (ps.pkg == null) continue; 21876 21877 final ApplicationInfo info = ps.pkg.applicationInfo; 21878 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 21879 final PackageRemovedInfo outInfo = new PackageRemovedInfo(this); 21880 21881 try (PackageFreezer freezer = freezePackageForDelete(ps.name, deleteFlags, 21882 "unloadPrivatePackagesInner")) { 21883 if (deletePackageLIF(ps.name, null, false, null, deleteFlags, outInfo, 21884 false, null)) { 21885 unloaded.add(info); 21886 } else { 21887 Slog.w(TAG, "Failed to unload " + ps.codePath); 21888 } 21889 } 21890 21891 // Try very hard to release any references to this package 21892 // so we don't risk the system server being killed due to 21893 // open FDs 21894 AttributeCache.instance().removePackage(ps.name); 21895 } 21896 21897 mSettings.writeLPr(); 21898 } 21899 } 21900 21901 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 21902 sendResourcesChangedBroadcast(false, false, unloaded, null); 21903 21904 // Try very hard to release any references to this path so we don't risk 21905 // the system server being killed due to open FDs 21906 ResourcesManager.getInstance().invalidatePath(vol.getPath().getAbsolutePath()); 21907 21908 for (int i = 0; i < 3; i++) { 21909 System.gc(); 21910 System.runFinalization(); 21911 } 21912 } 21913 21914 private void assertPackageKnown(String volumeUuid, String packageName) 21915 throws PackageManagerException { 21916 synchronized (mPackages) { 21917 // Normalize package name to handle renamed packages 21918 packageName = normalizePackageNameLPr(packageName); 21919 21920 final PackageSetting ps = mSettings.mPackages.get(packageName); 21921 if (ps == null) { 21922 throw new PackageManagerException("Package " + packageName + " is unknown"); 21923 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 21924 throw new PackageManagerException( 21925 "Package " + packageName + " found on unknown volume " + volumeUuid 21926 + "; expected volume " + ps.volumeUuid); 21927 } 21928 } 21929 } 21930 21931 private void assertPackageKnownAndInstalled(String volumeUuid, String packageName, int userId) 21932 throws PackageManagerException { 21933 synchronized (mPackages) { 21934 // Normalize package name to handle renamed packages 21935 packageName = normalizePackageNameLPr(packageName); 21936 21937 final PackageSetting ps = mSettings.mPackages.get(packageName); 21938 if (ps == null) { 21939 throw new PackageManagerException("Package " + packageName + " is unknown"); 21940 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 21941 throw new PackageManagerException( 21942 "Package " + packageName + " found on unknown volume " + volumeUuid 21943 + "; expected volume " + ps.volumeUuid); 21944 } else if (!ps.getInstalled(userId)) { 21945 throw new PackageManagerException( 21946 "Package " + packageName + " not installed for user " + userId); 21947 } 21948 } 21949 } 21950 21951 private List<String> collectAbsoluteCodePaths() { 21952 synchronized (mPackages) { 21953 List<String> codePaths = new ArrayList<>(); 21954 final int packageCount = mSettings.mPackages.size(); 21955 for (int i = 0; i < packageCount; i++) { 21956 final PackageSetting ps = mSettings.mPackages.valueAt(i); 21957 codePaths.add(ps.codePath.getAbsolutePath()); 21958 } 21959 return codePaths; 21960 } 21961 } 21962 21963 /** 21964 * Examine all apps present on given mounted volume, and destroy apps that 21965 * aren't expected, either due to uninstallation or reinstallation on 21966 * another volume. 21967 */ 21968 private void reconcileApps(String volumeUuid) { 21969 List<String> absoluteCodePaths = collectAbsoluteCodePaths(); 21970 List<File> filesToDelete = null; 21971 21972 final File[] files = FileUtils.listFilesOrEmpty( 21973 Environment.getDataAppDirectory(volumeUuid)); 21974 for (File file : files) { 21975 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 21976 && !PackageInstallerService.isStageName(file.getName()); 21977 if (!isPackage) { 21978 // Ignore entries which are not packages 21979 continue; 21980 } 21981 21982 String absolutePath = file.getAbsolutePath(); 21983 21984 boolean pathValid = false; 21985 final int absoluteCodePathCount = absoluteCodePaths.size(); 21986 for (int i = 0; i < absoluteCodePathCount; i++) { 21987 String absoluteCodePath = absoluteCodePaths.get(i); 21988 if (absolutePath.startsWith(absoluteCodePath)) { 21989 pathValid = true; 21990 break; 21991 } 21992 } 21993 21994 if (!pathValid) { 21995 if (filesToDelete == null) { 21996 filesToDelete = new ArrayList<>(); 21997 } 21998 filesToDelete.add(file); 21999 } 22000 } 22001 22002 if (filesToDelete != null) { 22003 final int fileToDeleteCount = filesToDelete.size(); 22004 for (int i = 0; i < fileToDeleteCount; i++) { 22005 File fileToDelete = filesToDelete.get(i); 22006 logCriticalInfo(Log.WARN, "Destroying orphaned" + fileToDelete); 22007 synchronized (mInstallLock) { 22008 removeCodePathLI(fileToDelete); 22009 } 22010 } 22011 } 22012 } 22013 22014 /** 22015 * Reconcile all app data for the given user. 22016 * <p> 22017 * Verifies that directories exist and that ownership and labeling is 22018 * correct for all installed apps on all mounted volumes. 22019 */ 22020 void reconcileAppsData(int userId, int flags, boolean migrateAppsData) { 22021 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22022 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 22023 final String volumeUuid = vol.getFsUuid(); 22024 synchronized (mInstallLock) { 22025 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppsData); 22026 } 22027 } 22028 } 22029 22030 private void reconcileAppsDataLI(String volumeUuid, int userId, int flags, 22031 boolean migrateAppData) { 22032 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppData, false /* onlyCoreApps */); 22033 } 22034 22035 /** 22036 * Reconcile all app data on given mounted volume. 22037 * <p> 22038 * Destroys app data that isn't expected, either due to uninstallation or 22039 * reinstallation on another volume. 22040 * <p> 22041 * Verifies that directories exist and that ownership and labeling is 22042 * correct for all installed apps. 22043 * @returns list of skipped non-core packages (if {@code onlyCoreApps} is true) 22044 */ 22045 private List<String> reconcileAppsDataLI(String volumeUuid, int userId, int flags, 22046 boolean migrateAppData, boolean onlyCoreApps) { 22047 Slog.v(TAG, "reconcileAppsData for " + volumeUuid + " u" + userId + " 0x" 22048 + Integer.toHexString(flags) + " migrateAppData=" + migrateAppData); 22049 List<String> result = onlyCoreApps ? new ArrayList<>() : null; 22050 22051 final File ceDir = Environment.getDataUserCeDirectory(volumeUuid, userId); 22052 final File deDir = Environment.getDataUserDeDirectory(volumeUuid, userId); 22053 22054 // First look for stale data that doesn't belong, and check if things 22055 // have changed since we did our last restorecon 22056 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 22057 if (StorageManager.isFileEncryptedNativeOrEmulated() 22058 && !StorageManager.isUserKeyUnlocked(userId)) { 22059 throw new RuntimeException( 22060 "Yikes, someone asked us to reconcile CE storage while " + userId 22061 + " was still locked; this would have caused massive data loss!"); 22062 } 22063 22064 final File[] files = FileUtils.listFilesOrEmpty(ceDir); 22065 for (File file : files) { 22066 final String packageName = file.getName(); 22067 try { 22068 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 22069 } catch (PackageManagerException e) { 22070 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 22071 try { 22072 mInstaller.destroyAppData(volumeUuid, packageName, userId, 22073 StorageManager.FLAG_STORAGE_CE, 0); 22074 } catch (InstallerException e2) { 22075 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 22076 } 22077 } 22078 } 22079 } 22080 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 22081 final File[] files = FileUtils.listFilesOrEmpty(deDir); 22082 for (File file : files) { 22083 final String packageName = file.getName(); 22084 try { 22085 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 22086 } catch (PackageManagerException e) { 22087 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 22088 try { 22089 mInstaller.destroyAppData(volumeUuid, packageName, userId, 22090 StorageManager.FLAG_STORAGE_DE, 0); 22091 } catch (InstallerException e2) { 22092 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 22093 } 22094 } 22095 } 22096 } 22097 22098 // Ensure that data directories are ready to roll for all packages 22099 // installed for this volume and user 22100 final List<PackageSetting> packages; 22101 synchronized (mPackages) { 22102 packages = mSettings.getVolumePackagesLPr(volumeUuid); 22103 } 22104 int preparedCount = 0; 22105 for (PackageSetting ps : packages) { 22106 final String packageName = ps.name; 22107 if (ps.pkg == null) { 22108 Slog.w(TAG, "Odd, missing scanned package " + packageName); 22109 // TODO: might be due to legacy ASEC apps; we should circle back 22110 // and reconcile again once they're scanned 22111 continue; 22112 } 22113 // Skip non-core apps if requested 22114 if (onlyCoreApps && !ps.pkg.coreApp) { 22115 result.add(packageName); 22116 continue; 22117 } 22118 22119 if (ps.getInstalled(userId)) { 22120 prepareAppDataAndMigrateLIF(ps.pkg, userId, flags, migrateAppData); 22121 preparedCount++; 22122 } 22123 } 22124 22125 Slog.v(TAG, "reconcileAppsData finished " + preparedCount + " packages"); 22126 return result; 22127 } 22128 22129 /** 22130 * Prepare app data for the given app just after it was installed or 22131 * upgraded. This method carefully only touches users that it's installed 22132 * for, and it forces a restorecon to handle any seinfo changes. 22133 * <p> 22134 * Verifies that directories exist and that ownership and labeling is 22135 * correct for all installed apps. If there is an ownership mismatch, it 22136 * will try recovering system apps by wiping data; third-party app data is 22137 * left intact. 22138 * <p> 22139 * <em>Note: To avoid a deadlock, do not call this method with {@code mPackages} lock held</em> 22140 */ 22141 private void prepareAppDataAfterInstallLIF(PackageParser.Package pkg) { 22142 final PackageSetting ps; 22143 synchronized (mPackages) { 22144 ps = mSettings.mPackages.get(pkg.packageName); 22145 mSettings.writeKernelMappingLPr(ps); 22146 } 22147 22148 final UserManager um = mContext.getSystemService(UserManager.class); 22149 UserManagerInternal umInternal = getUserManagerInternal(); 22150 for (UserInfo user : um.getUsers()) { 22151 final int flags; 22152 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 22153 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 22154 } else if (umInternal.isUserRunning(user.id)) { 22155 flags = StorageManager.FLAG_STORAGE_DE; 22156 } else { 22157 continue; 22158 } 22159 22160 if (ps.getInstalled(user.id)) { 22161 // TODO: when user data is locked, mark that we're still dirty 22162 prepareAppDataLIF(pkg, user.id, flags); 22163 } 22164 } 22165 } 22166 22167 /** 22168 * Prepare app data for the given app. 22169 * <p> 22170 * Verifies that directories exist and that ownership and labeling is 22171 * correct for all installed apps. If there is an ownership mismatch, this 22172 * will try recovering system apps by wiping data; third-party app data is 22173 * left intact. 22174 */ 22175 private void prepareAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 22176 if (pkg == null) { 22177 Slog.wtf(TAG, "Package was null!", new Throwable()); 22178 return; 22179 } 22180 prepareAppDataLeafLIF(pkg, userId, flags); 22181 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 22182 for (int i = 0; i < childCount; i++) { 22183 prepareAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 22184 } 22185 } 22186 22187 private void prepareAppDataAndMigrateLIF(PackageParser.Package pkg, int userId, int flags, 22188 boolean maybeMigrateAppData) { 22189 prepareAppDataLIF(pkg, userId, flags); 22190 22191 if (maybeMigrateAppData && maybeMigrateAppDataLIF(pkg, userId)) { 22192 // We may have just shuffled around app data directories, so 22193 // prepare them one more time 22194 prepareAppDataLIF(pkg, userId, flags); 22195 } 22196 } 22197 22198 private void prepareAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 22199 if (DEBUG_APP_DATA) { 22200 Slog.v(TAG, "prepareAppData for " + pkg.packageName + " u" + userId + " 0x" 22201 + Integer.toHexString(flags)); 22202 } 22203 22204 final String volumeUuid = pkg.volumeUuid; 22205 final String packageName = pkg.packageName; 22206 final ApplicationInfo app = pkg.applicationInfo; 22207 final int appId = UserHandle.getAppId(app.uid); 22208 22209 Preconditions.checkNotNull(app.seInfo); 22210 22211 long ceDataInode = -1; 22212 try { 22213 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 22214 appId, app.seInfo, app.targetSdkVersion); 22215 } catch (InstallerException e) { 22216 if (app.isSystemApp()) { 22217 logCriticalInfo(Log.ERROR, "Failed to create app data for " + packageName 22218 + ", but trying to recover: " + e); 22219 destroyAppDataLeafLIF(pkg, userId, flags); 22220 try { 22221 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 22222 appId, app.seInfo, app.targetSdkVersion); 22223 logCriticalInfo(Log.DEBUG, "Recovery succeeded!"); 22224 } catch (InstallerException e2) { 22225 logCriticalInfo(Log.DEBUG, "Recovery failed!"); 22226 } 22227 } else { 22228 Slog.e(TAG, "Failed to create app data for " + packageName + ": " + e); 22229 } 22230 } 22231 22232 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0 && ceDataInode != -1) { 22233 // TODO: mark this structure as dirty so we persist it! 22234 synchronized (mPackages) { 22235 final PackageSetting ps = mSettings.mPackages.get(packageName); 22236 if (ps != null) { 22237 ps.setCeDataInode(ceDataInode, userId); 22238 } 22239 } 22240 } 22241 22242 prepareAppDataContentsLeafLIF(pkg, userId, flags); 22243 } 22244 22245 private void prepareAppDataContentsLIF(PackageParser.Package pkg, int userId, int flags) { 22246 if (pkg == null) { 22247 Slog.wtf(TAG, "Package was null!", new Throwable()); 22248 return; 22249 } 22250 prepareAppDataContentsLeafLIF(pkg, userId, flags); 22251 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 22252 for (int i = 0; i < childCount; i++) { 22253 prepareAppDataContentsLeafLIF(pkg.childPackages.get(i), userId, flags); 22254 } 22255 } 22256 22257 private void prepareAppDataContentsLeafLIF(PackageParser.Package pkg, int userId, int flags) { 22258 final String volumeUuid = pkg.volumeUuid; 22259 final String packageName = pkg.packageName; 22260 final ApplicationInfo app = pkg.applicationInfo; 22261 22262 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 22263 // Create a native library symlink only if we have native libraries 22264 // and if the native libraries are 32 bit libraries. We do not provide 22265 // this symlink for 64 bit libraries. 22266 if (app.primaryCpuAbi != null && !VMRuntime.is64BitAbi(app.primaryCpuAbi)) { 22267 final String nativeLibPath = app.nativeLibraryDir; 22268 try { 22269 mInstaller.linkNativeLibraryDirectory(volumeUuid, packageName, 22270 nativeLibPath, userId); 22271 } catch (InstallerException e) { 22272 Slog.e(TAG, "Failed to link native for " + packageName + ": " + e); 22273 } 22274 } 22275 } 22276 } 22277 22278 /** 22279 * For system apps on non-FBE devices, this method migrates any existing 22280 * CE/DE data to match the {@code defaultToDeviceProtectedStorage} flag 22281 * requested by the app. 22282 */ 22283 private boolean maybeMigrateAppDataLIF(PackageParser.Package pkg, int userId) { 22284 if (pkg.isSystemApp() && !StorageManager.isFileEncryptedNativeOrEmulated() 22285 && PackageManager.APPLY_DEFAULT_TO_DEVICE_PROTECTED_STORAGE) { 22286 final int storageTarget = pkg.applicationInfo.isDefaultToDeviceProtectedStorage() 22287 ? StorageManager.FLAG_STORAGE_DE : StorageManager.FLAG_STORAGE_CE; 22288 try { 22289 mInstaller.migrateAppData(pkg.volumeUuid, pkg.packageName, userId, 22290 storageTarget); 22291 } catch (InstallerException e) { 22292 logCriticalInfo(Log.WARN, 22293 "Failed to migrate " + pkg.packageName + ": " + e.getMessage()); 22294 } 22295 return true; 22296 } else { 22297 return false; 22298 } 22299 } 22300 22301 public PackageFreezer freezePackage(String packageName, String killReason) { 22302 return freezePackage(packageName, UserHandle.USER_ALL, killReason); 22303 } 22304 22305 public PackageFreezer freezePackage(String packageName, int userId, String killReason) { 22306 return new PackageFreezer(packageName, userId, killReason); 22307 } 22308 22309 public PackageFreezer freezePackageForInstall(String packageName, int installFlags, 22310 String killReason) { 22311 return freezePackageForInstall(packageName, UserHandle.USER_ALL, installFlags, killReason); 22312 } 22313 22314 public PackageFreezer freezePackageForInstall(String packageName, int userId, int installFlags, 22315 String killReason) { 22316 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 22317 return new PackageFreezer(); 22318 } else { 22319 return freezePackage(packageName, userId, killReason); 22320 } 22321 } 22322 22323 public PackageFreezer freezePackageForDelete(String packageName, int deleteFlags, 22324 String killReason) { 22325 return freezePackageForDelete(packageName, UserHandle.USER_ALL, deleteFlags, killReason); 22326 } 22327 22328 public PackageFreezer freezePackageForDelete(String packageName, int userId, int deleteFlags, 22329 String killReason) { 22330 if ((deleteFlags & PackageManager.DELETE_DONT_KILL_APP) != 0) { 22331 return new PackageFreezer(); 22332 } else { 22333 return freezePackage(packageName, userId, killReason); 22334 } 22335 } 22336 22337 /** 22338 * Class that freezes and kills the given package upon creation, and 22339 * unfreezes it upon closing. This is typically used when doing surgery on 22340 * app code/data to prevent the app from running while you're working. 22341 */ 22342 private class PackageFreezer implements AutoCloseable { 22343 private final String mPackageName; 22344 private final PackageFreezer[] mChildren; 22345 22346 private final boolean mWeFroze; 22347 22348 private final AtomicBoolean mClosed = new AtomicBoolean(); 22349 private final CloseGuard mCloseGuard = CloseGuard.get(); 22350 22351 /** 22352 * Create and return a stub freezer that doesn't actually do anything, 22353 * typically used when someone requested 22354 * {@link PackageManager#INSTALL_DONT_KILL_APP} or 22355 * {@link PackageManager#DELETE_DONT_KILL_APP}. 22356 */ 22357 public PackageFreezer() { 22358 mPackageName = null; 22359 mChildren = null; 22360 mWeFroze = false; 22361 mCloseGuard.open("close"); 22362 } 22363 22364 public PackageFreezer(String packageName, int userId, String killReason) { 22365 synchronized (mPackages) { 22366 mPackageName = packageName; 22367 mWeFroze = mFrozenPackages.add(mPackageName); 22368 22369 final PackageSetting ps = mSettings.mPackages.get(mPackageName); 22370 if (ps != null) { 22371 killApplication(ps.name, ps.appId, userId, killReason); 22372 } 22373 22374 final PackageParser.Package p = mPackages.get(packageName); 22375 if (p != null && p.childPackages != null) { 22376 final int N = p.childPackages.size(); 22377 mChildren = new PackageFreezer[N]; 22378 for (int i = 0; i < N; i++) { 22379 mChildren[i] = new PackageFreezer(p.childPackages.get(i).packageName, 22380 userId, killReason); 22381 } 22382 } else { 22383 mChildren = null; 22384 } 22385 } 22386 mCloseGuard.open("close"); 22387 } 22388 22389 @Override 22390 protected void finalize() throws Throwable { 22391 try { 22392 mCloseGuard.warnIfOpen(); 22393 close(); 22394 } finally { 22395 super.finalize(); 22396 } 22397 } 22398 22399 @Override 22400 public void close() { 22401 mCloseGuard.close(); 22402 if (mClosed.compareAndSet(false, true)) { 22403 synchronized (mPackages) { 22404 if (mWeFroze) { 22405 mFrozenPackages.remove(mPackageName); 22406 } 22407 22408 if (mChildren != null) { 22409 for (PackageFreezer freezer : mChildren) { 22410 freezer.close(); 22411 } 22412 } 22413 } 22414 } 22415 } 22416 } 22417 22418 /** 22419 * Verify that given package is currently frozen. 22420 */ 22421 private void checkPackageFrozen(String packageName) { 22422 synchronized (mPackages) { 22423 if (!mFrozenPackages.contains(packageName)) { 22424 Slog.wtf(TAG, "Expected " + packageName + " to be frozen!", new Throwable()); 22425 } 22426 } 22427 } 22428 22429 @Override 22430 public int movePackage(final String packageName, final String volumeUuid) { 22431 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 22432 22433 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 22434 final int moveId = mNextMoveId.getAndIncrement(); 22435 mHandler.post(new Runnable() { 22436 @Override 22437 public void run() { 22438 try { 22439 movePackageInternal(packageName, volumeUuid, moveId, user); 22440 } catch (PackageManagerException e) { 22441 Slog.w(TAG, "Failed to move " + packageName, e); 22442 mMoveCallbacks.notifyStatusChanged(moveId, 22443 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 22444 } 22445 } 22446 }); 22447 return moveId; 22448 } 22449 22450 private void movePackageInternal(final String packageName, final String volumeUuid, 22451 final int moveId, UserHandle user) throws PackageManagerException { 22452 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22453 final PackageManager pm = mContext.getPackageManager(); 22454 22455 final boolean currentAsec; 22456 final String currentVolumeUuid; 22457 final File codeFile; 22458 final String installerPackageName; 22459 final String packageAbiOverride; 22460 final int appId; 22461 final String seinfo; 22462 final String label; 22463 final int targetSdkVersion; 22464 final PackageFreezer freezer; 22465 final int[] installedUserIds; 22466 22467 // reader 22468 synchronized (mPackages) { 22469 final PackageParser.Package pkg = mPackages.get(packageName); 22470 final PackageSetting ps = mSettings.mPackages.get(packageName); 22471 if (pkg == null || ps == null) { 22472 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 22473 } 22474 22475 if (pkg.applicationInfo.isSystemApp()) { 22476 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 22477 "Cannot move system application"); 22478 } 22479 22480 final boolean isInternalStorage = VolumeInfo.ID_PRIVATE_INTERNAL.equals(volumeUuid); 22481 final boolean allow3rdPartyOnInternal = mContext.getResources().getBoolean( 22482 com.android.internal.R.bool.config_allow3rdPartyAppOnInternal); 22483 if (isInternalStorage && !allow3rdPartyOnInternal) { 22484 throw new PackageManagerException(MOVE_FAILED_3RD_PARTY_NOT_ALLOWED_ON_INTERNAL, 22485 "3rd party apps are not allowed on internal storage"); 22486 } 22487 22488 if (pkg.applicationInfo.isExternalAsec()) { 22489 currentAsec = true; 22490 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 22491 } else if (pkg.applicationInfo.isForwardLocked()) { 22492 currentAsec = true; 22493 currentVolumeUuid = "forward_locked"; 22494 } else { 22495 currentAsec = false; 22496 currentVolumeUuid = ps.volumeUuid; 22497 22498 final File probe = new File(pkg.codePath); 22499 final File probeOat = new File(probe, "oat"); 22500 if (!probe.isDirectory() || !probeOat.isDirectory()) { 22501 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22502 "Move only supported for modern cluster style installs"); 22503 } 22504 } 22505 22506 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 22507 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22508 "Package already moved to " + volumeUuid); 22509 } 22510 if (pkg.applicationInfo.isInternal() && isPackageDeviceAdminOnAnyUser(packageName)) { 22511 throw new PackageManagerException(MOVE_FAILED_DEVICE_ADMIN, 22512 "Device admin cannot be moved"); 22513 } 22514 22515 if (mFrozenPackages.contains(packageName)) { 22516 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 22517 "Failed to move already frozen package"); 22518 } 22519 22520 codeFile = new File(pkg.codePath); 22521 installerPackageName = ps.installerPackageName; 22522 packageAbiOverride = ps.cpuAbiOverrideString; 22523 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 22524 seinfo = pkg.applicationInfo.seInfo; 22525 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 22526 targetSdkVersion = pkg.applicationInfo.targetSdkVersion; 22527 freezer = freezePackage(packageName, "movePackageInternal"); 22528 installedUserIds = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 22529 } 22530 22531 final Bundle extras = new Bundle(); 22532 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 22533 extras.putString(Intent.EXTRA_TITLE, label); 22534 mMoveCallbacks.notifyCreated(moveId, extras); 22535 22536 int installFlags; 22537 final boolean moveCompleteApp; 22538 final File measurePath; 22539 22540 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 22541 installFlags = INSTALL_INTERNAL; 22542 moveCompleteApp = !currentAsec; 22543 measurePath = Environment.getDataAppDirectory(volumeUuid); 22544 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 22545 installFlags = INSTALL_EXTERNAL; 22546 moveCompleteApp = false; 22547 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 22548 } else { 22549 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 22550 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 22551 || !volume.isMountedWritable()) { 22552 freezer.close(); 22553 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22554 "Move location not mounted private volume"); 22555 } 22556 22557 Preconditions.checkState(!currentAsec); 22558 22559 installFlags = INSTALL_INTERNAL; 22560 moveCompleteApp = true; 22561 measurePath = Environment.getDataAppDirectory(volumeUuid); 22562 } 22563 22564 final PackageStats stats = new PackageStats(null, -1); 22565 synchronized (mInstaller) { 22566 for (int userId : installedUserIds) { 22567 if (!getPackageSizeInfoLI(packageName, userId, stats)) { 22568 freezer.close(); 22569 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22570 "Failed to measure package size"); 22571 } 22572 } 22573 } 22574 22575 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 22576 + stats.dataSize); 22577 22578 final long startFreeBytes = measurePath.getUsableSpace(); 22579 final long sizeBytes; 22580 if (moveCompleteApp) { 22581 sizeBytes = stats.codeSize + stats.dataSize; 22582 } else { 22583 sizeBytes = stats.codeSize; 22584 } 22585 22586 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 22587 freezer.close(); 22588 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22589 "Not enough free space to move"); 22590 } 22591 22592 mMoveCallbacks.notifyStatusChanged(moveId, 10); 22593 22594 final CountDownLatch installedLatch = new CountDownLatch(1); 22595 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 22596 @Override 22597 public void onUserActionRequired(Intent intent) throws RemoteException { 22598 throw new IllegalStateException(); 22599 } 22600 22601 @Override 22602 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 22603 Bundle extras) throws RemoteException { 22604 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 22605 + PackageManager.installStatusToString(returnCode, msg)); 22606 22607 installedLatch.countDown(); 22608 freezer.close(); 22609 22610 final int status = PackageManager.installStatusToPublicStatus(returnCode); 22611 switch (status) { 22612 case PackageInstaller.STATUS_SUCCESS: 22613 mMoveCallbacks.notifyStatusChanged(moveId, 22614 PackageManager.MOVE_SUCCEEDED); 22615 break; 22616 case PackageInstaller.STATUS_FAILURE_STORAGE: 22617 mMoveCallbacks.notifyStatusChanged(moveId, 22618 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 22619 break; 22620 default: 22621 mMoveCallbacks.notifyStatusChanged(moveId, 22622 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 22623 break; 22624 } 22625 } 22626 }; 22627 22628 final MoveInfo move; 22629 if (moveCompleteApp) { 22630 // Kick off a thread to report progress estimates 22631 new Thread() { 22632 @Override 22633 public void run() { 22634 while (true) { 22635 try { 22636 if (installedLatch.await(1, TimeUnit.SECONDS)) { 22637 break; 22638 } 22639 } catch (InterruptedException ignored) { 22640 } 22641 22642 final long deltaFreeBytes = startFreeBytes - measurePath.getUsableSpace(); 22643 final int progress = 10 + (int) MathUtils.constrain( 22644 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 22645 mMoveCallbacks.notifyStatusChanged(moveId, progress); 22646 } 22647 } 22648 }.start(); 22649 22650 final String dataAppName = codeFile.getName(); 22651 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 22652 dataAppName, appId, seinfo, targetSdkVersion); 22653 } else { 22654 move = null; 22655 } 22656 22657 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 22658 22659 final Message msg = mHandler.obtainMessage(INIT_COPY); 22660 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 22661 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 22662 installerPackageName, volumeUuid, null /*verificationInfo*/, user, 22663 packageAbiOverride, null /*grantedPermissions*/, null /*certificates*/, 22664 PackageManager.INSTALL_REASON_UNKNOWN); 22665 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 22666 msg.obj = params; 22667 22668 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 22669 System.identityHashCode(msg.obj)); 22670 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 22671 System.identityHashCode(msg.obj)); 22672 22673 mHandler.sendMessage(msg); 22674 } 22675 22676 @Override 22677 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 22678 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 22679 22680 final int realMoveId = mNextMoveId.getAndIncrement(); 22681 final Bundle extras = new Bundle(); 22682 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 22683 mMoveCallbacks.notifyCreated(realMoveId, extras); 22684 22685 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 22686 @Override 22687 public void onCreated(int moveId, Bundle extras) { 22688 // Ignored 22689 } 22690 22691 @Override 22692 public void onStatusChanged(int moveId, int status, long estMillis) { 22693 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 22694 } 22695 }; 22696 22697 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22698 storage.setPrimaryStorageUuid(volumeUuid, callback); 22699 return realMoveId; 22700 } 22701 22702 @Override 22703 public int getMoveStatus(int moveId) { 22704 mContext.enforceCallingOrSelfPermission( 22705 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22706 return mMoveCallbacks.mLastStatus.get(moveId); 22707 } 22708 22709 @Override 22710 public void registerMoveCallback(IPackageMoveObserver callback) { 22711 mContext.enforceCallingOrSelfPermission( 22712 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22713 mMoveCallbacks.register(callback); 22714 } 22715 22716 @Override 22717 public void unregisterMoveCallback(IPackageMoveObserver callback) { 22718 mContext.enforceCallingOrSelfPermission( 22719 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22720 mMoveCallbacks.unregister(callback); 22721 } 22722 22723 @Override 22724 public boolean setInstallLocation(int loc) { 22725 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 22726 null); 22727 if (getInstallLocation() == loc) { 22728 return true; 22729 } 22730 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 22731 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 22732 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 22733 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 22734 return true; 22735 } 22736 return false; 22737 } 22738 22739 @Override 22740 public int getInstallLocation() { 22741 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 22742 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 22743 PackageHelper.APP_INSTALL_AUTO); 22744 } 22745 22746 /** Called by UserManagerService */ 22747 void cleanUpUser(UserManagerService userManager, int userHandle) { 22748 synchronized (mPackages) { 22749 mDirtyUsers.remove(userHandle); 22750 mUserNeedsBadging.delete(userHandle); 22751 mSettings.removeUserLPw(userHandle); 22752 mPendingBroadcasts.remove(userHandle); 22753 mInstantAppRegistry.onUserRemovedLPw(userHandle); 22754 removeUnusedPackagesLPw(userManager, userHandle); 22755 } 22756 } 22757 22758 /** 22759 * We're removing userHandle and would like to remove any downloaded packages 22760 * that are no longer in use by any other user. 22761 * @param userHandle the user being removed 22762 */ 22763 private void removeUnusedPackagesLPw(UserManagerService userManager, final int userHandle) { 22764 final boolean DEBUG_CLEAN_APKS = false; 22765 int [] users = userManager.getUserIds(); 22766 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 22767 while (psit.hasNext()) { 22768 PackageSetting ps = psit.next(); 22769 if (ps.pkg == null) { 22770 continue; 22771 } 22772 final String packageName = ps.pkg.packageName; 22773 // Skip over if system app 22774 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 22775 continue; 22776 } 22777 if (DEBUG_CLEAN_APKS) { 22778 Slog.i(TAG, "Checking package " + packageName); 22779 } 22780 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 22781 if (keep) { 22782 if (DEBUG_CLEAN_APKS) { 22783 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 22784 } 22785 } else { 22786 for (int i = 0; i < users.length; i++) { 22787 if (users[i] != userHandle && ps.getInstalled(users[i])) { 22788 keep = true; 22789 if (DEBUG_CLEAN_APKS) { 22790 Slog.i(TAG, " Keeping package " + packageName + " for user " 22791 + users[i]); 22792 } 22793 break; 22794 } 22795 } 22796 } 22797 if (!keep) { 22798 if (DEBUG_CLEAN_APKS) { 22799 Slog.i(TAG, " Removing package " + packageName); 22800 } 22801 mHandler.post(new Runnable() { 22802 public void run() { 22803 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 22804 userHandle, 0); 22805 } //end run 22806 }); 22807 } 22808 } 22809 } 22810 22811 /** Called by UserManagerService */ 22812 void createNewUser(int userId, String[] disallowedPackages) { 22813 synchronized (mInstallLock) { 22814 mSettings.createNewUserLI(this, mInstaller, userId, disallowedPackages); 22815 } 22816 synchronized (mPackages) { 22817 scheduleWritePackageRestrictionsLocked(userId); 22818 scheduleWritePackageListLocked(userId); 22819 applyFactoryDefaultBrowserLPw(userId); 22820 primeDomainVerificationsLPw(userId); 22821 } 22822 } 22823 22824 void onNewUserCreated(final int userId) { 22825 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 22826 // If permission review for legacy apps is required, we represent 22827 // dagerous permissions for such apps as always granted runtime 22828 // permissions to keep per user flag state whether review is needed. 22829 // Hence, if a new user is added we have to propagate dangerous 22830 // permission grants for these legacy apps. 22831 if (mPermissionReviewRequired) { 22832 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 22833 | UPDATE_PERMISSIONS_REPLACE_ALL); 22834 } 22835 } 22836 22837 @Override 22838 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 22839 mContext.enforceCallingOrSelfPermission( 22840 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 22841 "Only package verification agents can read the verifier device identity"); 22842 22843 synchronized (mPackages) { 22844 return mSettings.getVerifierDeviceIdentityLPw(); 22845 } 22846 } 22847 22848 @Override 22849 public void setPermissionEnforced(String permission, boolean enforced) { 22850 // TODO: Now that we no longer change GID for storage, this should to away. 22851 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 22852 "setPermissionEnforced"); 22853 if (READ_EXTERNAL_STORAGE.equals(permission)) { 22854 synchronized (mPackages) { 22855 if (mSettings.mReadExternalStorageEnforced == null 22856 || mSettings.mReadExternalStorageEnforced != enforced) { 22857 mSettings.mReadExternalStorageEnforced = enforced; 22858 mSettings.writeLPr(); 22859 } 22860 } 22861 // kill any non-foreground processes so we restart them and 22862 // grant/revoke the GID. 22863 final IActivityManager am = ActivityManager.getService(); 22864 if (am != null) { 22865 final long token = Binder.clearCallingIdentity(); 22866 try { 22867 am.killProcessesBelowForeground("setPermissionEnforcement"); 22868 } catch (RemoteException e) { 22869 } finally { 22870 Binder.restoreCallingIdentity(token); 22871 } 22872 } 22873 } else { 22874 throw new IllegalArgumentException("No selective enforcement for " + permission); 22875 } 22876 } 22877 22878 @Override 22879 @Deprecated 22880 public boolean isPermissionEnforced(String permission) { 22881 return true; 22882 } 22883 22884 @Override 22885 public boolean isStorageLow() { 22886 final long token = Binder.clearCallingIdentity(); 22887 try { 22888 final DeviceStorageMonitorInternal 22889 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 22890 if (dsm != null) { 22891 return dsm.isMemoryLow(); 22892 } else { 22893 return false; 22894 } 22895 } finally { 22896 Binder.restoreCallingIdentity(token); 22897 } 22898 } 22899 22900 @Override 22901 public IPackageInstaller getPackageInstaller() { 22902 return mInstallerService; 22903 } 22904 22905 private boolean userNeedsBadging(int userId) { 22906 int index = mUserNeedsBadging.indexOfKey(userId); 22907 if (index < 0) { 22908 final UserInfo userInfo; 22909 final long token = Binder.clearCallingIdentity(); 22910 try { 22911 userInfo = sUserManager.getUserInfo(userId); 22912 } finally { 22913 Binder.restoreCallingIdentity(token); 22914 } 22915 final boolean b; 22916 if (userInfo != null && userInfo.isManagedProfile()) { 22917 b = true; 22918 } else { 22919 b = false; 22920 } 22921 mUserNeedsBadging.put(userId, b); 22922 return b; 22923 } 22924 return mUserNeedsBadging.valueAt(index); 22925 } 22926 22927 @Override 22928 public KeySet getKeySetByAlias(String packageName, String alias) { 22929 if (packageName == null || alias == null) { 22930 return null; 22931 } 22932 synchronized(mPackages) { 22933 final PackageParser.Package pkg = mPackages.get(packageName); 22934 if (pkg == null) { 22935 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22936 throw new IllegalArgumentException("Unknown package: " + packageName); 22937 } 22938 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22939 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 22940 } 22941 } 22942 22943 @Override 22944 public KeySet getSigningKeySet(String packageName) { 22945 if (packageName == null) { 22946 return null; 22947 } 22948 synchronized(mPackages) { 22949 final PackageParser.Package pkg = mPackages.get(packageName); 22950 if (pkg == null) { 22951 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22952 throw new IllegalArgumentException("Unknown package: " + packageName); 22953 } 22954 if (pkg.applicationInfo.uid != Binder.getCallingUid() 22955 && Process.SYSTEM_UID != Binder.getCallingUid()) { 22956 throw new SecurityException("May not access signing KeySet of other apps."); 22957 } 22958 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22959 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 22960 } 22961 } 22962 22963 @Override 22964 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 22965 if (packageName == null || ks == null) { 22966 return false; 22967 } 22968 synchronized(mPackages) { 22969 final PackageParser.Package pkg = mPackages.get(packageName); 22970 if (pkg == null) { 22971 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22972 throw new IllegalArgumentException("Unknown package: " + packageName); 22973 } 22974 IBinder ksh = ks.getToken(); 22975 if (ksh instanceof KeySetHandle) { 22976 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22977 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 22978 } 22979 return false; 22980 } 22981 } 22982 22983 @Override 22984 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 22985 if (packageName == null || ks == null) { 22986 return false; 22987 } 22988 synchronized(mPackages) { 22989 final PackageParser.Package pkg = mPackages.get(packageName); 22990 if (pkg == null) { 22991 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22992 throw new IllegalArgumentException("Unknown package: " + packageName); 22993 } 22994 IBinder ksh = ks.getToken(); 22995 if (ksh instanceof KeySetHandle) { 22996 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22997 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 22998 } 22999 return false; 23000 } 23001 } 23002 23003 private void deletePackageIfUnusedLPr(final String packageName) { 23004 PackageSetting ps = mSettings.mPackages.get(packageName); 23005 if (ps == null) { 23006 return; 23007 } 23008 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 23009 // TODO Implement atomic delete if package is unused 23010 // It is currently possible that the package will be deleted even if it is installed 23011 // after this method returns. 23012 mHandler.post(new Runnable() { 23013 public void run() { 23014 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 23015 0, PackageManager.DELETE_ALL_USERS); 23016 } 23017 }); 23018 } 23019 } 23020 23021 /** 23022 * Check and throw if the given before/after packages would be considered a 23023 * downgrade. 23024 */ 23025 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 23026 throws PackageManagerException { 23027 if (after.versionCode < before.mVersionCode) { 23028 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 23029 "Update version code " + after.versionCode + " is older than current " 23030 + before.mVersionCode); 23031 } else if (after.versionCode == before.mVersionCode) { 23032 if (after.baseRevisionCode < before.baseRevisionCode) { 23033 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 23034 "Update base revision code " + after.baseRevisionCode 23035 + " is older than current " + before.baseRevisionCode); 23036 } 23037 23038 if (!ArrayUtils.isEmpty(after.splitNames)) { 23039 for (int i = 0; i < after.splitNames.length; i++) { 23040 final String splitName = after.splitNames[i]; 23041 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 23042 if (j != -1) { 23043 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 23044 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 23045 "Update split " + splitName + " revision code " 23046 + after.splitRevisionCodes[i] + " is older than current " 23047 + before.splitRevisionCodes[j]); 23048 } 23049 } 23050 } 23051 } 23052 } 23053 } 23054 23055 private static class MoveCallbacks extends Handler { 23056 private static final int MSG_CREATED = 1; 23057 private static final int MSG_STATUS_CHANGED = 2; 23058 23059 private final RemoteCallbackList<IPackageMoveObserver> 23060 mCallbacks = new RemoteCallbackList<>(); 23061 23062 private final SparseIntArray mLastStatus = new SparseIntArray(); 23063 23064 public MoveCallbacks(Looper looper) { 23065 super(looper); 23066 } 23067 23068 public void register(IPackageMoveObserver callback) { 23069 mCallbacks.register(callback); 23070 } 23071 23072 public void unregister(IPackageMoveObserver callback) { 23073 mCallbacks.unregister(callback); 23074 } 23075 23076 @Override 23077 public void handleMessage(Message msg) { 23078 final SomeArgs args = (SomeArgs) msg.obj; 23079 final int n = mCallbacks.beginBroadcast(); 23080 for (int i = 0; i < n; i++) { 23081 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 23082 try { 23083 invokeCallback(callback, msg.what, args); 23084 } catch (RemoteException ignored) { 23085 } 23086 } 23087 mCallbacks.finishBroadcast(); 23088 args.recycle(); 23089 } 23090 23091 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 23092 throws RemoteException { 23093 switch (what) { 23094 case MSG_CREATED: { 23095 callback.onCreated(args.argi1, (Bundle) args.arg2); 23096 break; 23097 } 23098 case MSG_STATUS_CHANGED: { 23099 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 23100 break; 23101 } 23102 } 23103 } 23104 23105 private void notifyCreated(int moveId, Bundle extras) { 23106 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 23107 23108 final SomeArgs args = SomeArgs.obtain(); 23109 args.argi1 = moveId; 23110 args.arg2 = extras; 23111 obtainMessage(MSG_CREATED, args).sendToTarget(); 23112 } 23113 23114 private void notifyStatusChanged(int moveId, int status) { 23115 notifyStatusChanged(moveId, status, -1); 23116 } 23117 23118 private void notifyStatusChanged(int moveId, int status, long estMillis) { 23119 Slog.v(TAG, "Move " + moveId + " status " + status); 23120 23121 final SomeArgs args = SomeArgs.obtain(); 23122 args.argi1 = moveId; 23123 args.argi2 = status; 23124 args.arg3 = estMillis; 23125 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 23126 23127 synchronized (mLastStatus) { 23128 mLastStatus.put(moveId, status); 23129 } 23130 } 23131 } 23132 23133 private final static class OnPermissionChangeListeners extends Handler { 23134 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 23135 23136 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 23137 new RemoteCallbackList<>(); 23138 23139 public OnPermissionChangeListeners(Looper looper) { 23140 super(looper); 23141 } 23142 23143 @Override 23144 public void handleMessage(Message msg) { 23145 switch (msg.what) { 23146 case MSG_ON_PERMISSIONS_CHANGED: { 23147 final int uid = msg.arg1; 23148 handleOnPermissionsChanged(uid); 23149 } break; 23150 } 23151 } 23152 23153 public void addListenerLocked(IOnPermissionsChangeListener listener) { 23154 mPermissionListeners.register(listener); 23155 23156 } 23157 23158 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 23159 mPermissionListeners.unregister(listener); 23160 } 23161 23162 public void onPermissionsChanged(int uid) { 23163 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 23164 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 23165 } 23166 } 23167 23168 private void handleOnPermissionsChanged(int uid) { 23169 final int count = mPermissionListeners.beginBroadcast(); 23170 try { 23171 for (int i = 0; i < count; i++) { 23172 IOnPermissionsChangeListener callback = mPermissionListeners 23173 .getBroadcastItem(i); 23174 try { 23175 callback.onPermissionsChanged(uid); 23176 } catch (RemoteException e) { 23177 Log.e(TAG, "Permission listener is dead", e); 23178 } 23179 } 23180 } finally { 23181 mPermissionListeners.finishBroadcast(); 23182 } 23183 } 23184 } 23185 23186 private class PackageManagerInternalImpl extends PackageManagerInternal { 23187 @Override 23188 public void setLocationPackagesProvider(PackagesProvider provider) { 23189 synchronized (mPackages) { 23190 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 23191 } 23192 } 23193 23194 @Override 23195 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 23196 synchronized (mPackages) { 23197 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 23198 } 23199 } 23200 23201 @Override 23202 public void setSmsAppPackagesProvider(PackagesProvider provider) { 23203 synchronized (mPackages) { 23204 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 23205 } 23206 } 23207 23208 @Override 23209 public void setDialerAppPackagesProvider(PackagesProvider provider) { 23210 synchronized (mPackages) { 23211 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 23212 } 23213 } 23214 23215 @Override 23216 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 23217 synchronized (mPackages) { 23218 mDefaultPermissionPolicy.setSimCallManagerPackagesProviderLPw(provider); 23219 } 23220 } 23221 23222 @Override 23223 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 23224 synchronized (mPackages) { 23225 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 23226 } 23227 } 23228 23229 @Override 23230 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 23231 synchronized (mPackages) { 23232 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 23233 packageName, userId); 23234 } 23235 } 23236 23237 @Override 23238 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 23239 synchronized (mPackages) { 23240 mSettings.setDefaultDialerPackageNameLPw(packageName, userId); 23241 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 23242 packageName, userId); 23243 } 23244 } 23245 23246 @Override 23247 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 23248 synchronized (mPackages) { 23249 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManagerLPr( 23250 packageName, userId); 23251 } 23252 } 23253 23254 @Override 23255 public void setKeepUninstalledPackages(final List<String> packageList) { 23256 Preconditions.checkNotNull(packageList); 23257 List<String> removedFromList = null; 23258 synchronized (mPackages) { 23259 if (mKeepUninstalledPackages != null) { 23260 final int packagesCount = mKeepUninstalledPackages.size(); 23261 for (int i = 0; i < packagesCount; i++) { 23262 String oldPackage = mKeepUninstalledPackages.get(i); 23263 if (packageList != null && packageList.contains(oldPackage)) { 23264 continue; 23265 } 23266 if (removedFromList == null) { 23267 removedFromList = new ArrayList<>(); 23268 } 23269 removedFromList.add(oldPackage); 23270 } 23271 } 23272 mKeepUninstalledPackages = new ArrayList<>(packageList); 23273 if (removedFromList != null) { 23274 final int removedCount = removedFromList.size(); 23275 for (int i = 0; i < removedCount; i++) { 23276 deletePackageIfUnusedLPr(removedFromList.get(i)); 23277 } 23278 } 23279 } 23280 } 23281 23282 @Override 23283 public boolean isPermissionsReviewRequired(String packageName, int userId) { 23284 synchronized (mPackages) { 23285 // If we do not support permission review, done. 23286 if (!mPermissionReviewRequired) { 23287 return false; 23288 } 23289 23290 PackageSetting packageSetting = mSettings.mPackages.get(packageName); 23291 if (packageSetting == null) { 23292 return false; 23293 } 23294 23295 // Permission review applies only to apps not supporting the new permission model. 23296 if (packageSetting.pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.M) { 23297 return false; 23298 } 23299 23300 // Legacy apps have the permission and get user consent on launch. 23301 PermissionsState permissionsState = packageSetting.getPermissionsState(); 23302 return permissionsState.isPermissionReviewRequired(userId); 23303 } 23304 } 23305 23306 @Override 23307 public ApplicationInfo getApplicationInfo(String packageName, int userId) { 23308 return PackageManagerService.this.getApplicationInfo(packageName, 0 /*flags*/, userId); 23309 } 23310 23311 @Override 23312 public ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 23313 int userId) { 23314 return PackageManagerService.this.getHomeActivitiesAsUser(allHomeCandidates, userId); 23315 } 23316 23317 @Override 23318 public void setDeviceAndProfileOwnerPackages( 23319 int deviceOwnerUserId, String deviceOwnerPackage, 23320 SparseArray<String> profileOwnerPackages) { 23321 mProtectedPackages.setDeviceAndProfileOwnerPackages( 23322 deviceOwnerUserId, deviceOwnerPackage, profileOwnerPackages); 23323 } 23324 23325 @Override 23326 public boolean isPackageDataProtected(int userId, String packageName) { 23327 return mProtectedPackages.isPackageDataProtected(userId, packageName); 23328 } 23329 23330 @Override 23331 public boolean isPackageEphemeral(int userId, String packageName) { 23332 synchronized (mPackages) { 23333 final PackageSetting ps = mSettings.mPackages.get(packageName); 23334 return ps != null ? ps.getInstantApp(userId) : false; 23335 } 23336 } 23337 23338 @Override 23339 public boolean wasPackageEverLaunched(String packageName, int userId) { 23340 synchronized (mPackages) { 23341 return mSettings.wasPackageEverLaunchedLPr(packageName, userId); 23342 } 23343 } 23344 23345 @Override 23346 public void grantRuntimePermission(String packageName, String name, int userId, 23347 boolean overridePolicy) { 23348 PackageManagerService.this.grantRuntimePermission(packageName, name, userId, 23349 overridePolicy); 23350 } 23351 23352 @Override 23353 public void revokeRuntimePermission(String packageName, String name, int userId, 23354 boolean overridePolicy) { 23355 PackageManagerService.this.revokeRuntimePermission(packageName, name, userId, 23356 overridePolicy); 23357 } 23358 23359 @Override 23360 public String getNameForUid(int uid) { 23361 return PackageManagerService.this.getNameForUid(uid); 23362 } 23363 23364 @Override 23365 public void requestInstantAppResolutionPhaseTwo(AuxiliaryResolveInfo responseObj, 23366 Intent origIntent, String resolvedType, String callingPackage, int userId) { 23367 PackageManagerService.this.requestInstantAppResolutionPhaseTwo( 23368 responseObj, origIntent, resolvedType, callingPackage, userId); 23369 } 23370 23371 @Override 23372 public void grantEphemeralAccess(int userId, Intent intent, 23373 int targetAppId, int ephemeralAppId) { 23374 synchronized (mPackages) { 23375 mInstantAppRegistry.grantInstantAccessLPw(userId, intent, 23376 targetAppId, ephemeralAppId); 23377 } 23378 } 23379 23380 @Override 23381 public boolean isInstantAppInstallerComponent(ComponentName component) { 23382 synchronized (mPackages) { 23383 return mInstantAppInstallerActivity != null 23384 && mInstantAppInstallerActivity.getComponentName().equals(component); 23385 } 23386 } 23387 23388 @Override 23389 public void pruneInstantApps() { 23390 synchronized (mPackages) { 23391 mInstantAppRegistry.pruneInstantAppsLPw(); 23392 } 23393 } 23394 23395 @Override 23396 public String getSetupWizardPackageName() { 23397 return mSetupWizardPackage; 23398 } 23399 23400 public void setExternalSourcesPolicy(ExternalSourcesPolicy policy) { 23401 if (policy != null) { 23402 mExternalSourcesPolicy = policy; 23403 } 23404 } 23405 23406 @Override 23407 public boolean isPackagePersistent(String packageName) { 23408 synchronized (mPackages) { 23409 PackageParser.Package pkg = mPackages.get(packageName); 23410 return pkg != null 23411 ? ((pkg.applicationInfo.flags&(ApplicationInfo.FLAG_SYSTEM 23412 | ApplicationInfo.FLAG_PERSISTENT)) == 23413 (ApplicationInfo.FLAG_SYSTEM | ApplicationInfo.FLAG_PERSISTENT)) 23414 : false; 23415 } 23416 } 23417 23418 @Override 23419 public List<PackageInfo> getOverlayPackages(int userId) { 23420 final ArrayList<PackageInfo> overlayPackages = new ArrayList<PackageInfo>(); 23421 synchronized (mPackages) { 23422 for (PackageParser.Package p : mPackages.values()) { 23423 if (p.mOverlayTarget != null) { 23424 PackageInfo pkg = generatePackageInfo((PackageSetting)p.mExtras, 0, userId); 23425 if (pkg != null) { 23426 overlayPackages.add(pkg); 23427 } 23428 } 23429 } 23430 } 23431 return overlayPackages; 23432 } 23433 23434 @Override 23435 public List<String> getTargetPackageNames(int userId) { 23436 List<String> targetPackages = new ArrayList<>(); 23437 synchronized (mPackages) { 23438 for (PackageParser.Package p : mPackages.values()) { 23439 if (p.mOverlayTarget == null) { 23440 targetPackages.add(p.packageName); 23441 } 23442 } 23443 } 23444 return targetPackages; 23445 } 23446 23447 @Override 23448 public boolean setEnabledOverlayPackages(int userId, @NonNull String targetPackageName, 23449 @Nullable List<String> overlayPackageNames) { 23450 synchronized (mPackages) { 23451 if (targetPackageName == null || mPackages.get(targetPackageName) == null) { 23452 Slog.e(TAG, "failed to find package " + targetPackageName); 23453 return false; 23454 } 23455 23456 ArrayList<String> paths = null; 23457 if (overlayPackageNames != null) { 23458 final int N = overlayPackageNames.size(); 23459 paths = new ArrayList<>(N); 23460 for (int i = 0; i < N; i++) { 23461 final String packageName = overlayPackageNames.get(i); 23462 final PackageParser.Package pkg = mPackages.get(packageName); 23463 if (pkg == null) { 23464 Slog.e(TAG, "failed to find package " + packageName); 23465 return false; 23466 } 23467 paths.add(pkg.baseCodePath); 23468 } 23469 } 23470 23471 ArrayMap<String, ArrayList<String>> userSpecificOverlays = 23472 mEnabledOverlayPaths.get(userId); 23473 if (userSpecificOverlays == null) { 23474 userSpecificOverlays = new ArrayMap<>(); 23475 mEnabledOverlayPaths.put(userId, userSpecificOverlays); 23476 } 23477 23478 if (paths != null && paths.size() > 0) { 23479 userSpecificOverlays.put(targetPackageName, paths); 23480 } else { 23481 userSpecificOverlays.remove(targetPackageName); 23482 } 23483 return true; 23484 } 23485 } 23486 23487 @Override 23488 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 23489 int flags, int userId) { 23490 return resolveIntentInternal( 23491 intent, resolvedType, flags, userId, true /*includeInstantApps*/); 23492 } 23493 23494 @Override 23495 public ResolveInfo resolveService(Intent intent, String resolvedType, 23496 int flags, int userId, int callingUid) { 23497 return resolveServiceInternal( 23498 intent, resolvedType, flags, userId, callingUid, true /*includeInstantApps*/); 23499 } 23500 23501 @Override 23502 public void addIsolatedUid(int isolatedUid, int ownerUid) { 23503 synchronized (mPackages) { 23504 mIsolatedOwners.put(isolatedUid, ownerUid); 23505 } 23506 } 23507 23508 @Override 23509 public void removeIsolatedUid(int isolatedUid) { 23510 synchronized (mPackages) { 23511 mIsolatedOwners.delete(isolatedUid); 23512 } 23513 } 23514 } 23515 23516 @Override 23517 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 23518 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 23519 synchronized (mPackages) { 23520 final long identity = Binder.clearCallingIdentity(); 23521 try { 23522 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 23523 packageNames, userId); 23524 } finally { 23525 Binder.restoreCallingIdentity(identity); 23526 } 23527 } 23528 } 23529 23530 @Override 23531 public void grantDefaultPermissionsToEnabledImsServices(String[] packageNames, int userId) { 23532 enforceSystemOrPhoneCaller("grantDefaultPermissionsToEnabledImsServices"); 23533 synchronized (mPackages) { 23534 final long identity = Binder.clearCallingIdentity(); 23535 try { 23536 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledImsServicesLPr( 23537 packageNames, userId); 23538 } finally { 23539 Binder.restoreCallingIdentity(identity); 23540 } 23541 } 23542 } 23543 23544 private static void enforceSystemOrPhoneCaller(String tag) { 23545 int callingUid = Binder.getCallingUid(); 23546 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 23547 throw new SecurityException( 23548 "Cannot call " + tag + " from UID " + callingUid); 23549 } 23550 } 23551 23552 boolean isHistoricalPackageUsageAvailable() { 23553 return mPackageUsage.isHistoricalPackageUsageAvailable(); 23554 } 23555 23556 /** 23557 * Return a <b>copy</b> of the collection of packages known to the package manager. 23558 * @return A copy of the values of mPackages. 23559 */ 23560 Collection<PackageParser.Package> getPackages() { 23561 synchronized (mPackages) { 23562 return new ArrayList<>(mPackages.values()); 23563 } 23564 } 23565 23566 /** 23567 * Logs process start information (including base APK hash) to the security log. 23568 * @hide 23569 */ 23570 public void logAppProcessStartIfNeeded(String processName, int uid, String seinfo, 23571 String apkFile, int pid) { 23572 if (!SecurityLog.isLoggingEnabled()) { 23573 return; 23574 } 23575 Bundle data = new Bundle(); 23576 data.putLong("startTimestamp", System.currentTimeMillis()); 23577 data.putString("processName", processName); 23578 data.putInt("uid", uid); 23579 data.putString("seinfo", seinfo); 23580 data.putString("apkFile", apkFile); 23581 data.putInt("pid", pid); 23582 Message msg = mProcessLoggingHandler.obtainMessage( 23583 ProcessLoggingHandler.LOG_APP_PROCESS_START_MSG); 23584 msg.setData(data); 23585 mProcessLoggingHandler.sendMessage(msg); 23586 } 23587 23588 public CompilerStats.PackageStats getCompilerPackageStats(String pkgName) { 23589 return mCompilerStats.getPackageStats(pkgName); 23590 } 23591 23592 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(PackageParser.Package pkg) { 23593 return getOrCreateCompilerPackageStats(pkg.packageName); 23594 } 23595 23596 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(String pkgName) { 23597 return mCompilerStats.getOrCreatePackageStats(pkgName); 23598 } 23599 23600 public void deleteCompilerPackageStats(String pkgName) { 23601 mCompilerStats.deletePackageStats(pkgName); 23602 } 23603 23604 @Override 23605 public int getInstallReason(String packageName, int userId) { 23606 enforceCrossUserPermission(Binder.getCallingUid(), userId, 23607 true /* requireFullPermission */, false /* checkShell */, 23608 "get install reason"); 23609 synchronized (mPackages) { 23610 final PackageSetting ps = mSettings.mPackages.get(packageName); 23611 if (ps != null) { 23612 return ps.getInstallReason(userId); 23613 } 23614 } 23615 return PackageManager.INSTALL_REASON_UNKNOWN; 23616 } 23617 23618 @Override 23619 public boolean canRequestPackageInstalls(String packageName, int userId) { 23620 int callingUid = Binder.getCallingUid(); 23621 int uid = getPackageUid(packageName, 0, userId); 23622 if (callingUid != uid && callingUid != Process.ROOT_UID 23623 && callingUid != Process.SYSTEM_UID) { 23624 throw new SecurityException( 23625 "Caller uid " + callingUid + " does not own package " + packageName); 23626 } 23627 ApplicationInfo info = getApplicationInfo(packageName, 0, userId); 23628 if (info == null) { 23629 return false; 23630 } 23631 if (info.targetSdkVersion < Build.VERSION_CODES.O) { 23632 throw new UnsupportedOperationException( 23633 "Operation only supported on apps targeting Android O or higher"); 23634 } 23635 String appOpPermission = Manifest.permission.REQUEST_INSTALL_PACKAGES; 23636 String[] packagesDeclaringPermission = getAppOpPermissionPackages(appOpPermission); 23637 if (!ArrayUtils.contains(packagesDeclaringPermission, packageName)) { 23638 throw new SecurityException("Need to declare " + appOpPermission + " to call this api"); 23639 } 23640 if (sUserManager.hasUserRestriction(UserManager.DISALLOW_INSTALL_UNKNOWN_SOURCES, userId)) { 23641 return false; 23642 } 23643 if (mExternalSourcesPolicy != null) { 23644 int isTrusted = mExternalSourcesPolicy.getPackageTrustedToInstallApps(packageName, uid); 23645 if (isTrusted != PackageManagerInternal.ExternalSourcesPolicy.USER_DEFAULT) { 23646 return isTrusted == PackageManagerInternal.ExternalSourcesPolicy.USER_TRUSTED; 23647 } 23648 } 23649 return checkUidPermission(appOpPermission, uid) == PERMISSION_GRANTED; 23650 } 23651 23652 @Override 23653 public ComponentName getInstantAppResolverSettingsComponent() { 23654 return mInstantAppResolverSettingsComponent; 23655 } 23656 23657 @Override 23658 public ComponentName getInstantAppInstallerComponent() { 23659 return mInstantAppInstallerActivity == null 23660 ? null : mInstantAppInstallerActivity.getComponentName(); 23661 } 23662 23663 @Override 23664 public String getInstantAppAndroidId(String packageName, int userId) { 23665 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.ACCESS_INSTANT_APPS, 23666 "getInstantAppAndroidId"); 23667 enforceCrossUserPermission(Binder.getCallingUid(), userId, 23668 true /* requireFullPermission */, false /* checkShell */, 23669 "getInstantAppAndroidId"); 23670 // Make sure the target is an Instant App. 23671 if (!isInstantApp(packageName, userId)) { 23672 return null; 23673 } 23674 synchronized (mPackages) { 23675 return mInstantAppRegistry.getInstantAppAndroidIdLPw(packageName, userId); 23676 } 23677 } 23678} 23679 23680interface PackageSender { 23681 void sendPackageBroadcast(final String action, final String pkg, 23682 final Bundle extras, final int flags, final String targetPkg, 23683 final IIntentReceiver finishedReceiver, final int[] userIds); 23684 void sendPackageAddedForNewUsers(String packageName, boolean isSystem, 23685 int appId, int... userIds); 23686} 23687