PackageManagerService.java revision c0dd03a666467d03e140f3a43704b3f3f3f4d4b7
1/* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.server.pm; 18 19import static android.Manifest.permission.DELETE_PACKAGES; 20import static android.Manifest.permission.INSTALL_PACKAGES; 21import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 22import static android.Manifest.permission.REQUEST_DELETE_PACKAGES; 23import static android.Manifest.permission.REQUEST_INSTALL_PACKAGES; 24import static android.Manifest.permission.WRITE_EXTERNAL_STORAGE; 25import static android.Manifest.permission.WRITE_MEDIA_STORAGE; 26import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 27import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 28import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 29import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 30import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 31import static android.content.pm.PackageManager.DELETE_KEEP_DATA; 32import static android.content.pm.PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 33import static android.content.pm.PackageManager.FLAG_PERMISSION_POLICY_FIXED; 34import static android.content.pm.PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 35import static android.content.pm.PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 36import static android.content.pm.PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 37import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_FIXED; 38import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_SET; 39import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 40import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 41import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 42import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 43import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 44import static android.content.pm.PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID; 45import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 46import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 47import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 48import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 49import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 50import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 51import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 52import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 53import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 54import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 55import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 56import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 57import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 58import static android.content.pm.PackageManager.INSTALL_INTERNAL; 59import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 60import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 61import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK; 62import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 63import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 64import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 65import static android.content.pm.PackageManager.MATCH_ALL; 66import static android.content.pm.PackageManager.MATCH_ANY_USER; 67import static android.content.pm.PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 68import static android.content.pm.PackageManager.MATCH_DIRECT_BOOT_AWARE; 69import static android.content.pm.PackageManager.MATCH_DIRECT_BOOT_UNAWARE; 70import static android.content.pm.PackageManager.MATCH_DISABLED_COMPONENTS; 71import static android.content.pm.PackageManager.MATCH_FACTORY_ONLY; 72import static android.content.pm.PackageManager.MATCH_KNOWN_PACKAGES; 73import static android.content.pm.PackageManager.MATCH_SYSTEM_ONLY; 74import static android.content.pm.PackageManager.MATCH_UNINSTALLED_PACKAGES; 75import static android.content.pm.PackageManager.MOVE_FAILED_3RD_PARTY_NOT_ALLOWED_ON_INTERNAL; 76import static android.content.pm.PackageManager.MOVE_FAILED_DEVICE_ADMIN; 77import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 78import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 79import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 80import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 81import static android.content.pm.PackageManager.PERMISSION_DENIED; 82import static android.content.pm.PackageManager.PERMISSION_GRANTED; 83import static android.content.pm.PackageParser.PARSE_IS_PRIVILEGED; 84import static android.content.pm.PackageParser.isApkFile; 85import static android.os.Trace.TRACE_TAG_PACKAGE_MANAGER; 86import static android.system.OsConstants.O_CREAT; 87import static android.system.OsConstants.O_RDWR; 88import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 89import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_PARENT; 90import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 91import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 92import static com.android.internal.util.ArrayUtils.appendInt; 93import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 94import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 95import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 96import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 97import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 98import static com.android.server.pm.PackageManagerServiceCompilerMapping.getCompilerFilterForReason; 99import static com.android.server.pm.PackageManagerServiceCompilerMapping.getDefaultCompilerFilter; 100import static com.android.server.pm.PackageManagerServiceCompilerMapping.getNonProfileGuidedCompilerFilter; 101import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_FAILURE; 102import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS; 103import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED; 104 105import android.Manifest; 106import android.annotation.NonNull; 107import android.annotation.Nullable; 108import android.app.ActivityManager; 109import android.app.AppOpsManager; 110import android.app.IActivityManager; 111import android.app.ResourcesManager; 112import android.app.admin.IDevicePolicyManager; 113import android.app.admin.SecurityLog; 114import android.app.backup.IBackupManager; 115import android.content.BroadcastReceiver; 116import android.content.ComponentName; 117import android.content.ContentResolver; 118import android.content.Context; 119import android.content.IIntentReceiver; 120import android.content.Intent; 121import android.content.IntentFilter; 122import android.content.IntentSender; 123import android.content.IntentSender.SendIntentException; 124import android.content.ServiceConnection; 125import android.content.pm.ActivityInfo; 126import android.content.pm.ApplicationInfo; 127import android.content.pm.AppsQueryHelper; 128import android.content.pm.ChangedPackages; 129import android.content.pm.ComponentInfo; 130import android.content.pm.InstantAppRequest; 131import android.content.pm.AuxiliaryResolveInfo; 132import android.content.pm.FallbackCategoryProvider; 133import android.content.pm.FeatureInfo; 134import android.content.pm.IOnPermissionsChangeListener; 135import android.content.pm.IPackageDataObserver; 136import android.content.pm.IPackageDeleteObserver; 137import android.content.pm.IPackageDeleteObserver2; 138import android.content.pm.IPackageInstallObserver2; 139import android.content.pm.IPackageInstaller; 140import android.content.pm.IPackageManager; 141import android.content.pm.IPackageMoveObserver; 142import android.content.pm.IPackageStatsObserver; 143import android.content.pm.InstantAppInfo; 144import android.content.pm.InstantAppResolveInfo; 145import android.content.pm.InstrumentationInfo; 146import android.content.pm.IntentFilterVerificationInfo; 147import android.content.pm.KeySet; 148import android.content.pm.PackageCleanItem; 149import android.content.pm.PackageInfo; 150import android.content.pm.PackageInfoLite; 151import android.content.pm.PackageInstaller; 152import android.content.pm.PackageManager; 153import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 154import android.content.pm.PackageManagerInternal; 155import android.content.pm.PackageParser; 156import android.content.pm.PackageParser.ActivityIntentInfo; 157import android.content.pm.PackageParser.PackageLite; 158import android.content.pm.PackageParser.PackageParserException; 159import android.content.pm.PackageStats; 160import android.content.pm.PackageUserState; 161import android.content.pm.ParceledListSlice; 162import android.content.pm.PermissionGroupInfo; 163import android.content.pm.PermissionInfo; 164import android.content.pm.ProviderInfo; 165import android.content.pm.ResolveInfo; 166import android.content.pm.ServiceInfo; 167import android.content.pm.SharedLibraryInfo; 168import android.content.pm.Signature; 169import android.content.pm.UserInfo; 170import android.content.pm.VerifierDeviceIdentity; 171import android.content.pm.VerifierInfo; 172import android.content.pm.VersionedPackage; 173import android.content.res.Resources; 174import android.database.ContentObserver; 175import android.graphics.Bitmap; 176import android.hardware.display.DisplayManager; 177import android.net.Uri; 178import android.os.Binder; 179import android.os.Build; 180import android.os.Bundle; 181import android.os.Debug; 182import android.os.Environment; 183import android.os.Environment.UserEnvironment; 184import android.os.FileUtils; 185import android.os.Handler; 186import android.os.IBinder; 187import android.os.Looper; 188import android.os.Message; 189import android.os.Parcel; 190import android.os.ParcelFileDescriptor; 191import android.os.PatternMatcher; 192import android.os.Process; 193import android.os.RemoteCallbackList; 194import android.os.RemoteException; 195import android.os.ResultReceiver; 196import android.os.SELinux; 197import android.os.ServiceManager; 198import android.os.ShellCallback; 199import android.os.SystemClock; 200import android.os.SystemProperties; 201import android.os.Trace; 202import android.os.UserHandle; 203import android.os.UserManager; 204import android.os.UserManagerInternal; 205import android.os.storage.IStorageManager; 206import android.os.storage.StorageEventListener; 207import android.os.storage.StorageManager; 208import android.os.storage.StorageManagerInternal; 209import android.os.storage.VolumeInfo; 210import android.os.storage.VolumeRecord; 211import android.provider.Settings.Global; 212import android.provider.Settings.Secure; 213import android.security.KeyStore; 214import android.security.SystemKeyStore; 215import android.service.pm.PackageServiceDumpProto; 216import android.system.ErrnoException; 217import android.system.Os; 218import android.text.TextUtils; 219import android.text.format.DateUtils; 220import android.util.ArrayMap; 221import android.util.ArraySet; 222import android.util.Base64; 223import android.util.BootTimingsTraceLog; 224import android.util.DisplayMetrics; 225import android.util.EventLog; 226import android.util.ExceptionUtils; 227import android.util.Log; 228import android.util.LogPrinter; 229import android.util.MathUtils; 230import android.util.PackageUtils; 231import android.util.Pair; 232import android.util.PrintStreamPrinter; 233import android.util.Slog; 234import android.util.SparseArray; 235import android.util.SparseBooleanArray; 236import android.util.SparseIntArray; 237import android.util.Xml; 238import android.util.jar.StrictJarFile; 239import android.util.proto.ProtoOutputStream; 240import android.view.Display; 241 242import com.android.internal.R; 243import com.android.internal.annotations.GuardedBy; 244import com.android.internal.app.IMediaContainerService; 245import com.android.internal.app.ResolverActivity; 246import com.android.internal.content.NativeLibraryHelper; 247import com.android.internal.content.PackageHelper; 248import com.android.internal.logging.MetricsLogger; 249import com.android.internal.logging.nano.MetricsProto.MetricsEvent; 250import com.android.internal.os.IParcelFileDescriptorFactory; 251import com.android.internal.os.RoSystemProperties; 252import com.android.internal.os.SomeArgs; 253import com.android.internal.os.Zygote; 254import com.android.internal.telephony.CarrierAppUtils; 255import com.android.internal.util.ArrayUtils; 256import com.android.internal.util.ConcurrentUtils; 257import com.android.internal.util.DumpUtils; 258import com.android.internal.util.FastPrintWriter; 259import com.android.internal.util.FastXmlSerializer; 260import com.android.internal.util.IndentingPrintWriter; 261import com.android.internal.util.Preconditions; 262import com.android.internal.util.XmlUtils; 263import com.android.server.AttributeCache; 264import com.android.server.DeviceIdleController; 265import com.android.server.EventLogTags; 266import com.android.server.FgThread; 267import com.android.server.IntentResolver; 268import com.android.server.LocalServices; 269import com.android.server.LockGuard; 270import com.android.server.ServiceThread; 271import com.android.server.SystemConfig; 272import com.android.server.SystemServerInitThreadPool; 273import com.android.server.Watchdog; 274import com.android.server.net.NetworkPolicyManagerInternal; 275import com.android.server.pm.Installer.InstallerException; 276import com.android.server.pm.PermissionsState.PermissionState; 277import com.android.server.pm.Settings.DatabaseVersion; 278import com.android.server.pm.Settings.VersionInfo; 279import com.android.server.pm.dex.DexManager; 280import com.android.server.storage.DeviceStorageMonitorInternal; 281 282import dalvik.system.CloseGuard; 283import dalvik.system.DexFile; 284import dalvik.system.VMRuntime; 285 286import libcore.io.IoUtils; 287import libcore.util.EmptyArray; 288 289import org.xmlpull.v1.XmlPullParser; 290import org.xmlpull.v1.XmlPullParserException; 291import org.xmlpull.v1.XmlSerializer; 292 293import java.io.BufferedOutputStream; 294import java.io.BufferedReader; 295import java.io.ByteArrayInputStream; 296import java.io.ByteArrayOutputStream; 297import java.io.File; 298import java.io.FileDescriptor; 299import java.io.FileInputStream; 300import java.io.FileOutputStream; 301import java.io.FileReader; 302import java.io.FilenameFilter; 303import java.io.IOException; 304import java.io.PrintWriter; 305import java.nio.charset.StandardCharsets; 306import java.security.DigestInputStream; 307import java.security.MessageDigest; 308import java.security.NoSuchAlgorithmException; 309import java.security.PublicKey; 310import java.security.SecureRandom; 311import java.security.cert.Certificate; 312import java.security.cert.CertificateEncodingException; 313import java.security.cert.CertificateException; 314import java.text.SimpleDateFormat; 315import java.util.ArrayList; 316import java.util.Arrays; 317import java.util.Collection; 318import java.util.Collections; 319import java.util.Comparator; 320import java.util.Date; 321import java.util.HashMap; 322import java.util.HashSet; 323import java.util.Iterator; 324import java.util.List; 325import java.util.Map; 326import java.util.Objects; 327import java.util.Set; 328import java.util.concurrent.CountDownLatch; 329import java.util.concurrent.Future; 330import java.util.concurrent.TimeUnit; 331import java.util.concurrent.atomic.AtomicBoolean; 332import java.util.concurrent.atomic.AtomicInteger; 333 334/** 335 * Keep track of all those APKs everywhere. 336 * <p> 337 * Internally there are two important locks: 338 * <ul> 339 * <li>{@link #mPackages} is used to guard all in-memory parsed package details 340 * and other related state. It is a fine-grained lock that should only be held 341 * momentarily, as it's one of the most contended locks in the system. 342 * <li>{@link #mInstallLock} is used to guard all {@code installd} access, whose 343 * operations typically involve heavy lifting of application data on disk. Since 344 * {@code installd} is single-threaded, and it's operations can often be slow, 345 * this lock should never be acquired while already holding {@link #mPackages}. 346 * Conversely, it's safe to acquire {@link #mPackages} momentarily while already 347 * holding {@link #mInstallLock}. 348 * </ul> 349 * Many internal methods rely on the caller to hold the appropriate locks, and 350 * this contract is expressed through method name suffixes: 351 * <ul> 352 * <li>fooLI(): the caller must hold {@link #mInstallLock} 353 * <li>fooLIF(): the caller must hold {@link #mInstallLock} and the package 354 * being modified must be frozen 355 * <li>fooLPr(): the caller must hold {@link #mPackages} for reading 356 * <li>fooLPw(): the caller must hold {@link #mPackages} for writing 357 * </ul> 358 * <p> 359 * Because this class is very central to the platform's security; please run all 360 * CTS and unit tests whenever making modifications: 361 * 362 * <pre> 363 * $ runtest -c android.content.pm.PackageManagerTests frameworks-core 364 * $ cts-tradefed run commandAndExit cts -m CtsAppSecurityHostTestCases 365 * </pre> 366 */ 367public class PackageManagerService extends IPackageManager.Stub 368 implements PackageSender { 369 static final String TAG = "PackageManager"; 370 static final boolean DEBUG_SETTINGS = false; 371 static final boolean DEBUG_PREFERRED = false; 372 static final boolean DEBUG_UPGRADE = false; 373 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 374 private static final boolean DEBUG_BACKUP = false; 375 private static final boolean DEBUG_INSTALL = false; 376 private static final boolean DEBUG_REMOVE = false; 377 private static final boolean DEBUG_BROADCASTS = false; 378 private static final boolean DEBUG_SHOW_INFO = false; 379 private static final boolean DEBUG_PACKAGE_INFO = false; 380 private static final boolean DEBUG_INTENT_MATCHING = false; 381 private static final boolean DEBUG_PACKAGE_SCANNING = false; 382 private static final boolean DEBUG_VERIFY = false; 383 private static final boolean DEBUG_FILTERS = false; 384 385 // Debug output for dexopting. This is shared between PackageManagerService, OtaDexoptService 386 // and PackageDexOptimizer. All these classes have their own flag to allow switching a single 387 // user, but by default initialize to this. 388 public static final boolean DEBUG_DEXOPT = false; 389 390 private static final boolean DEBUG_ABI_SELECTION = false; 391 private static final boolean DEBUG_EPHEMERAL = Build.IS_DEBUGGABLE; 392 private static final boolean DEBUG_TRIAGED_MISSING = false; 393 private static final boolean DEBUG_APP_DATA = false; 394 395 /** REMOVE. According to Svet, this was only used to reset permissions during development. */ 396 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = false; 397 398 private static final boolean HIDE_EPHEMERAL_APIS = false; 399 400 private static final boolean ENABLE_FREE_CACHE_V2 = 401 SystemProperties.getBoolean("fw.free_cache_v2", true); 402 403 private static final int RADIO_UID = Process.PHONE_UID; 404 private static final int LOG_UID = Process.LOG_UID; 405 private static final int NFC_UID = Process.NFC_UID; 406 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 407 private static final int SHELL_UID = Process.SHELL_UID; 408 409 // Cap the size of permission trees that 3rd party apps can define 410 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 411 412 // Suffix used during package installation when copying/moving 413 // package apks to install directory. 414 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 415 416 static final int SCAN_NO_DEX = 1<<1; 417 static final int SCAN_FORCE_DEX = 1<<2; 418 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 419 static final int SCAN_NEW_INSTALL = 1<<4; 420 static final int SCAN_UPDATE_TIME = 1<<5; 421 static final int SCAN_BOOTING = 1<<6; 422 static final int SCAN_TRUSTED_OVERLAY = 1<<7; 423 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<8; 424 static final int SCAN_REPLACING = 1<<9; 425 static final int SCAN_REQUIRE_KNOWN = 1<<10; 426 static final int SCAN_MOVE = 1<<11; 427 static final int SCAN_INITIAL = 1<<12; 428 static final int SCAN_CHECK_ONLY = 1<<13; 429 static final int SCAN_DONT_KILL_APP = 1<<14; 430 static final int SCAN_IGNORE_FROZEN = 1<<15; 431 static final int SCAN_FIRST_BOOT_OR_UPGRADE = 1<<16; 432 static final int SCAN_AS_INSTANT_APP = 1<<17; 433 static final int SCAN_AS_FULL_APP = 1<<18; 434 /** Should not be with the scan flags */ 435 static final int FLAGS_REMOVE_CHATTY = 1<<31; 436 437 private static final String STATIC_SHARED_LIB_DELIMITER = "_"; 438 439 private static final int[] EMPTY_INT_ARRAY = new int[0]; 440 441 /** 442 * Timeout (in milliseconds) after which the watchdog should declare that 443 * our handler thread is wedged. The usual default for such things is one 444 * minute but we sometimes do very lengthy I/O operations on this thread, 445 * such as installing multi-gigabyte applications, so ours needs to be longer. 446 */ 447 static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 448 449 /** 450 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 451 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 452 * settings entry if available, otherwise we use the hardcoded default. If it's been 453 * more than this long since the last fstrim, we force one during the boot sequence. 454 * 455 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 456 * one gets run at the next available charging+idle time. This final mandatory 457 * no-fstrim check kicks in only of the other scheduling criteria is never met. 458 */ 459 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 460 461 /** 462 * Whether verification is enabled by default. 463 */ 464 private static final boolean DEFAULT_VERIFY_ENABLE = true; 465 466 /** 467 * The default maximum time to wait for the verification agent to return in 468 * milliseconds. 469 */ 470 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 471 472 /** 473 * The default response for package verification timeout. 474 * 475 * This can be either PackageManager.VERIFICATION_ALLOW or 476 * PackageManager.VERIFICATION_REJECT. 477 */ 478 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 479 480 static final String PLATFORM_PACKAGE_NAME = "android"; 481 482 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 483 484 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 485 DEFAULT_CONTAINER_PACKAGE, 486 "com.android.defcontainer.DefaultContainerService"); 487 488 private static final String KILL_APP_REASON_GIDS_CHANGED = 489 "permission grant or revoke changed gids"; 490 491 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 492 "permissions revoked"; 493 494 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 495 496 private static final String PACKAGE_SCHEME = "package"; 497 498 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 499 500 /** Permission grant: not grant the permission. */ 501 private static final int GRANT_DENIED = 1; 502 503 /** Permission grant: grant the permission as an install permission. */ 504 private static final int GRANT_INSTALL = 2; 505 506 /** Permission grant: grant the permission as a runtime one. */ 507 private static final int GRANT_RUNTIME = 3; 508 509 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 510 private static final int GRANT_UPGRADE = 4; 511 512 /** Canonical intent used to identify what counts as a "web browser" app */ 513 private static final Intent sBrowserIntent; 514 static { 515 sBrowserIntent = new Intent(); 516 sBrowserIntent.setAction(Intent.ACTION_VIEW); 517 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 518 sBrowserIntent.setData(Uri.parse("http:")); 519 } 520 521 /** 522 * The set of all protected actions [i.e. those actions for which a high priority 523 * intent filter is disallowed]. 524 */ 525 private static final Set<String> PROTECTED_ACTIONS = new ArraySet<>(); 526 static { 527 PROTECTED_ACTIONS.add(Intent.ACTION_SEND); 528 PROTECTED_ACTIONS.add(Intent.ACTION_SENDTO); 529 PROTECTED_ACTIONS.add(Intent.ACTION_SEND_MULTIPLE); 530 PROTECTED_ACTIONS.add(Intent.ACTION_VIEW); 531 } 532 533 // Compilation reasons. 534 public static final int REASON_FIRST_BOOT = 0; 535 public static final int REASON_BOOT = 1; 536 public static final int REASON_INSTALL = 2; 537 public static final int REASON_BACKGROUND_DEXOPT = 3; 538 public static final int REASON_AB_OTA = 4; 539 540 public static final int REASON_LAST = REASON_AB_OTA; 541 542 /** All dangerous permission names in the same order as the events in MetricsEvent */ 543 private static final List<String> ALL_DANGEROUS_PERMISSIONS = Arrays.asList( 544 Manifest.permission.READ_CALENDAR, 545 Manifest.permission.WRITE_CALENDAR, 546 Manifest.permission.CAMERA, 547 Manifest.permission.READ_CONTACTS, 548 Manifest.permission.WRITE_CONTACTS, 549 Manifest.permission.GET_ACCOUNTS, 550 Manifest.permission.ACCESS_FINE_LOCATION, 551 Manifest.permission.ACCESS_COARSE_LOCATION, 552 Manifest.permission.RECORD_AUDIO, 553 Manifest.permission.READ_PHONE_STATE, 554 Manifest.permission.CALL_PHONE, 555 Manifest.permission.READ_CALL_LOG, 556 Manifest.permission.WRITE_CALL_LOG, 557 Manifest.permission.ADD_VOICEMAIL, 558 Manifest.permission.USE_SIP, 559 Manifest.permission.PROCESS_OUTGOING_CALLS, 560 Manifest.permission.READ_CELL_BROADCASTS, 561 Manifest.permission.BODY_SENSORS, 562 Manifest.permission.SEND_SMS, 563 Manifest.permission.RECEIVE_SMS, 564 Manifest.permission.READ_SMS, 565 Manifest.permission.RECEIVE_WAP_PUSH, 566 Manifest.permission.RECEIVE_MMS, 567 Manifest.permission.READ_EXTERNAL_STORAGE, 568 Manifest.permission.WRITE_EXTERNAL_STORAGE, 569 Manifest.permission.READ_PHONE_NUMBERS, 570 Manifest.permission.ANSWER_PHONE_CALLS); 571 572 573 /** 574 * Version number for the package parser cache. Increment this whenever the format or 575 * extent of cached data changes. See {@code PackageParser#setCacheDir}. 576 */ 577 private static final String PACKAGE_PARSER_CACHE_VERSION = "1"; 578 579 /** 580 * Whether the package parser cache is enabled. 581 */ 582 private static final boolean DEFAULT_PACKAGE_PARSER_CACHE_ENABLED = true; 583 584 final ServiceThread mHandlerThread; 585 586 final PackageHandler mHandler; 587 588 private final ProcessLoggingHandler mProcessLoggingHandler; 589 590 /** 591 * Messages for {@link #mHandler} that need to wait for system ready before 592 * being dispatched. 593 */ 594 private ArrayList<Message> mPostSystemReadyMessages; 595 596 final int mSdkVersion = Build.VERSION.SDK_INT; 597 598 final Context mContext; 599 final boolean mFactoryTest; 600 final boolean mOnlyCore; 601 final DisplayMetrics mMetrics; 602 final int mDefParseFlags; 603 final String[] mSeparateProcesses; 604 final boolean mIsUpgrade; 605 final boolean mIsPreNUpgrade; 606 final boolean mIsPreNMR1Upgrade; 607 608 // Have we told the Activity Manager to whitelist the default container service by uid yet? 609 @GuardedBy("mPackages") 610 boolean mDefaultContainerWhitelisted = false; 611 612 @GuardedBy("mPackages") 613 private boolean mDexOptDialogShown; 614 615 /** The location for ASEC container files on internal storage. */ 616 final String mAsecInternalPath; 617 618 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 619 // LOCK HELD. Can be called with mInstallLock held. 620 @GuardedBy("mInstallLock") 621 final Installer mInstaller; 622 623 /** Directory where installed third-party apps stored */ 624 final File mAppInstallDir; 625 626 /** 627 * Directory to which applications installed internally have their 628 * 32 bit native libraries copied. 629 */ 630 private File mAppLib32InstallDir; 631 632 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 633 // apps. 634 final File mDrmAppPrivateInstallDir; 635 636 // ---------------------------------------------------------------- 637 638 // Lock for state used when installing and doing other long running 639 // operations. Methods that must be called with this lock held have 640 // the suffix "LI". 641 final Object mInstallLock = new Object(); 642 643 // ---------------------------------------------------------------- 644 645 // Keys are String (package name), values are Package. This also serves 646 // as the lock for the global state. Methods that must be called with 647 // this lock held have the prefix "LP". 648 @GuardedBy("mPackages") 649 final ArrayMap<String, PackageParser.Package> mPackages = 650 new ArrayMap<String, PackageParser.Package>(); 651 652 final ArrayMap<String, Set<String>> mKnownCodebase = 653 new ArrayMap<String, Set<String>>(); 654 655 // Keys are isolated uids and values are the uid of the application 656 // that created the isolated proccess. 657 @GuardedBy("mPackages") 658 final SparseIntArray mIsolatedOwners = new SparseIntArray(); 659 660 // List of APK paths to load for each user and package. This data is never 661 // persisted by the package manager. Instead, the overlay manager will 662 // ensure the data is up-to-date in runtime. 663 @GuardedBy("mPackages") 664 final SparseArray<ArrayMap<String, ArrayList<String>>> mEnabledOverlayPaths = 665 new SparseArray<ArrayMap<String, ArrayList<String>>>(); 666 667 /** 668 * Tracks new system packages [received in an OTA] that we expect to 669 * find updated user-installed versions. Keys are package name, values 670 * are package location. 671 */ 672 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 673 /** 674 * Tracks high priority intent filters for protected actions. During boot, certain 675 * filter actions are protected and should never be allowed to have a high priority 676 * intent filter for them. However, there is one, and only one exception -- the 677 * setup wizard. It must be able to define a high priority intent filter for these 678 * actions to ensure there are no escapes from the wizard. We need to delay processing 679 * of these during boot as we need to look at all of the system packages in order 680 * to know which component is the setup wizard. 681 */ 682 private final List<PackageParser.ActivityIntentInfo> mProtectedFilters = new ArrayList<>(); 683 /** 684 * Whether or not processing protected filters should be deferred. 685 */ 686 private boolean mDeferProtectedFilters = true; 687 688 /** 689 * Tracks existing system packages prior to receiving an OTA. Keys are package name. 690 */ 691 final private ArraySet<String> mExistingSystemPackages = new ArraySet<>(); 692 /** 693 * Whether or not system app permissions should be promoted from install to runtime. 694 */ 695 boolean mPromoteSystemApps; 696 697 @GuardedBy("mPackages") 698 final Settings mSettings; 699 700 /** 701 * Set of package names that are currently "frozen", which means active 702 * surgery is being done on the code/data for that package. The platform 703 * will refuse to launch frozen packages to avoid race conditions. 704 * 705 * @see PackageFreezer 706 */ 707 @GuardedBy("mPackages") 708 final ArraySet<String> mFrozenPackages = new ArraySet<>(); 709 710 final ProtectedPackages mProtectedPackages; 711 712 boolean mFirstBoot; 713 714 PackageManagerInternal.ExternalSourcesPolicy mExternalSourcesPolicy; 715 716 // System configuration read by SystemConfig. 717 final int[] mGlobalGids; 718 final SparseArray<ArraySet<String>> mSystemPermissions; 719 @GuardedBy("mAvailableFeatures") 720 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 721 722 // If mac_permissions.xml was found for seinfo labeling. 723 boolean mFoundPolicyFile; 724 725 private final InstantAppRegistry mInstantAppRegistry; 726 727 @GuardedBy("mPackages") 728 int mChangedPackagesSequenceNumber; 729 /** 730 * List of changed [installed, removed or updated] packages. 731 * mapping from user id -> sequence number -> package name 732 */ 733 @GuardedBy("mPackages") 734 final SparseArray<SparseArray<String>> mChangedPackages = new SparseArray<>(); 735 /** 736 * The sequence number of the last change to a package. 737 * mapping from user id -> package name -> sequence number 738 */ 739 @GuardedBy("mPackages") 740 final SparseArray<Map<String, Integer>> mChangedPackagesSequenceNumbers = new SparseArray<>(); 741 742 class PackageParserCallback implements PackageParser.Callback { 743 @Override public final boolean hasFeature(String feature) { 744 return PackageManagerService.this.hasSystemFeature(feature, 0); 745 } 746 747 final List<PackageParser.Package> getStaticOverlayPackagesLocked( 748 Collection<PackageParser.Package> allPackages, String targetPackageName) { 749 List<PackageParser.Package> overlayPackages = null; 750 for (PackageParser.Package p : allPackages) { 751 if (targetPackageName.equals(p.mOverlayTarget) && p.mIsStaticOverlay) { 752 if (overlayPackages == null) { 753 overlayPackages = new ArrayList<PackageParser.Package>(); 754 } 755 overlayPackages.add(p); 756 } 757 } 758 if (overlayPackages != null) { 759 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 760 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 761 return p1.mOverlayPriority - p2.mOverlayPriority; 762 } 763 }; 764 Collections.sort(overlayPackages, cmp); 765 } 766 return overlayPackages; 767 } 768 769 final String[] getStaticOverlayPathsLocked(Collection<PackageParser.Package> allPackages, 770 String targetPackageName, String targetPath) { 771 if ("android".equals(targetPackageName)) { 772 // Static RROs targeting to "android", ie framework-res.apk, are already applied by 773 // native AssetManager. 774 return null; 775 } 776 List<PackageParser.Package> overlayPackages = 777 getStaticOverlayPackagesLocked(allPackages, targetPackageName); 778 if (overlayPackages == null || overlayPackages.isEmpty()) { 779 return null; 780 } 781 List<String> overlayPathList = null; 782 for (PackageParser.Package overlayPackage : overlayPackages) { 783 if (targetPath == null) { 784 if (overlayPathList == null) { 785 overlayPathList = new ArrayList<String>(); 786 } 787 overlayPathList.add(overlayPackage.baseCodePath); 788 continue; 789 } 790 791 try { 792 // Creates idmaps for system to parse correctly the Android manifest of the 793 // target package. 794 // 795 // OverlayManagerService will update each of them with a correct gid from its 796 // target package app id. 797 mInstaller.idmap(targetPath, overlayPackage.baseCodePath, 798 UserHandle.getSharedAppGid( 799 UserHandle.getUserGid(UserHandle.USER_SYSTEM))); 800 if (overlayPathList == null) { 801 overlayPathList = new ArrayList<String>(); 802 } 803 overlayPathList.add(overlayPackage.baseCodePath); 804 } catch (InstallerException e) { 805 Slog.e(TAG, "Failed to generate idmap for " + targetPath + " and " + 806 overlayPackage.baseCodePath); 807 } 808 } 809 return overlayPathList == null ? null : overlayPathList.toArray(new String[0]); 810 } 811 812 String[] getStaticOverlayPaths(String targetPackageName, String targetPath) { 813 synchronized (mPackages) { 814 return getStaticOverlayPathsLocked( 815 mPackages.values(), targetPackageName, targetPath); 816 } 817 } 818 819 @Override public final String[] getOverlayApks(String targetPackageName) { 820 return getStaticOverlayPaths(targetPackageName, null); 821 } 822 823 @Override public final String[] getOverlayPaths(String targetPackageName, 824 String targetPath) { 825 return getStaticOverlayPaths(targetPackageName, targetPath); 826 } 827 }; 828 829 class ParallelPackageParserCallback extends PackageParserCallback { 830 List<PackageParser.Package> mOverlayPackages = null; 831 832 void findStaticOverlayPackages() { 833 synchronized (mPackages) { 834 for (PackageParser.Package p : mPackages.values()) { 835 if (p.mIsStaticOverlay) { 836 if (mOverlayPackages == null) { 837 mOverlayPackages = new ArrayList<PackageParser.Package>(); 838 } 839 mOverlayPackages.add(p); 840 } 841 } 842 } 843 } 844 845 @Override 846 synchronized String[] getStaticOverlayPaths(String targetPackageName, String targetPath) { 847 // We can trust mOverlayPackages without holding mPackages because package uninstall 848 // can't happen while running parallel parsing. 849 // Moreover holding mPackages on each parsing thread causes dead-lock. 850 return mOverlayPackages == null ? null : 851 getStaticOverlayPathsLocked(mOverlayPackages, targetPackageName, targetPath); 852 } 853 } 854 855 final PackageParser.Callback mPackageParserCallback = new PackageParserCallback(); 856 final ParallelPackageParserCallback mParallelPackageParserCallback = 857 new ParallelPackageParserCallback(); 858 859 public static final class SharedLibraryEntry { 860 public final String path; 861 public final String apk; 862 public final SharedLibraryInfo info; 863 864 SharedLibraryEntry(String _path, String _apk, String name, int version, int type, 865 String declaringPackageName, int declaringPackageVersionCode) { 866 path = _path; 867 apk = _apk; 868 info = new SharedLibraryInfo(name, version, type, new VersionedPackage( 869 declaringPackageName, declaringPackageVersionCode), null); 870 } 871 } 872 873 // Currently known shared libraries. 874 final ArrayMap<String, SparseArray<SharedLibraryEntry>> mSharedLibraries = new ArrayMap<>(); 875 final ArrayMap<String, SparseArray<SharedLibraryEntry>> mStaticLibsByDeclaringPackage = 876 new ArrayMap<>(); 877 878 // All available activities, for your resolving pleasure. 879 final ActivityIntentResolver mActivities = 880 new ActivityIntentResolver(); 881 882 // All available receivers, for your resolving pleasure. 883 final ActivityIntentResolver mReceivers = 884 new ActivityIntentResolver(); 885 886 // All available services, for your resolving pleasure. 887 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 888 889 // All available providers, for your resolving pleasure. 890 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 891 892 // Mapping from provider base names (first directory in content URI codePath) 893 // to the provider information. 894 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 895 new ArrayMap<String, PackageParser.Provider>(); 896 897 // Mapping from instrumentation class names to info about them. 898 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 899 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 900 901 // Mapping from permission names to info about them. 902 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 903 new ArrayMap<String, PackageParser.PermissionGroup>(); 904 905 // Packages whose data we have transfered into another package, thus 906 // should no longer exist. 907 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 908 909 // Broadcast actions that are only available to the system. 910 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 911 912 /** List of packages waiting for verification. */ 913 final SparseArray<PackageVerificationState> mPendingVerification 914 = new SparseArray<PackageVerificationState>(); 915 916 /** Set of packages associated with each app op permission. */ 917 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 918 919 final PackageInstallerService mInstallerService; 920 921 private final PackageDexOptimizer mPackageDexOptimizer; 922 // DexManager handles the usage of dex files (e.g. secondary files, whether or not a package 923 // is used by other apps). 924 private final DexManager mDexManager; 925 926 private AtomicInteger mNextMoveId = new AtomicInteger(); 927 private final MoveCallbacks mMoveCallbacks; 928 929 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 930 931 // Cache of users who need badging. 932 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 933 934 /** Token for keys in mPendingVerification. */ 935 private int mPendingVerificationToken = 0; 936 937 volatile boolean mSystemReady; 938 volatile boolean mSafeMode; 939 volatile boolean mHasSystemUidErrors; 940 private volatile boolean mEphemeralAppsDisabled; 941 942 ApplicationInfo mAndroidApplication; 943 final ActivityInfo mResolveActivity = new ActivityInfo(); 944 final ResolveInfo mResolveInfo = new ResolveInfo(); 945 ComponentName mResolveComponentName; 946 PackageParser.Package mPlatformPackage; 947 ComponentName mCustomResolverComponentName; 948 949 boolean mResolverReplaced = false; 950 951 private final @Nullable ComponentName mIntentFilterVerifierComponent; 952 private final @Nullable IntentFilterVerifier<ActivityIntentInfo> mIntentFilterVerifier; 953 954 private int mIntentFilterVerificationToken = 0; 955 956 /** The service connection to the ephemeral resolver */ 957 final EphemeralResolverConnection mInstantAppResolverConnection; 958 /** Component used to show resolver settings for Instant Apps */ 959 final ComponentName mInstantAppResolverSettingsComponent; 960 961 /** Activity used to install instant applications */ 962 ActivityInfo mInstantAppInstallerActivity; 963 final ResolveInfo mInstantAppInstallerInfo = new ResolveInfo(); 964 965 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 966 = new SparseArray<IntentFilterVerificationState>(); 967 968 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy; 969 970 // List of packages names to keep cached, even if they are uninstalled for all users 971 private List<String> mKeepUninstalledPackages; 972 973 private UserManagerInternal mUserManagerInternal; 974 975 private DeviceIdleController.LocalService mDeviceIdleController; 976 977 private File mCacheDir; 978 979 private ArraySet<String> mPrivappPermissionsViolations; 980 981 private Future<?> mPrepareAppDataFuture; 982 983 private static class IFVerificationParams { 984 PackageParser.Package pkg; 985 boolean replacing; 986 int userId; 987 int verifierUid; 988 989 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 990 int _userId, int _verifierUid) { 991 pkg = _pkg; 992 replacing = _replacing; 993 userId = _userId; 994 replacing = _replacing; 995 verifierUid = _verifierUid; 996 } 997 } 998 999 private interface IntentFilterVerifier<T extends IntentFilter> { 1000 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 1001 T filter, String packageName); 1002 void startVerifications(int userId); 1003 void receiveVerificationResponse(int verificationId); 1004 } 1005 1006 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 1007 private Context mContext; 1008 private ComponentName mIntentFilterVerifierComponent; 1009 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 1010 1011 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 1012 mContext = context; 1013 mIntentFilterVerifierComponent = verifierComponent; 1014 } 1015 1016 private String getDefaultScheme() { 1017 return IntentFilter.SCHEME_HTTPS; 1018 } 1019 1020 @Override 1021 public void startVerifications(int userId) { 1022 // Launch verifications requests 1023 int count = mCurrentIntentFilterVerifications.size(); 1024 for (int n=0; n<count; n++) { 1025 int verificationId = mCurrentIntentFilterVerifications.get(n); 1026 final IntentFilterVerificationState ivs = 1027 mIntentFilterVerificationStates.get(verificationId); 1028 1029 String packageName = ivs.getPackageName(); 1030 1031 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 1032 final int filterCount = filters.size(); 1033 ArraySet<String> domainsSet = new ArraySet<>(); 1034 for (int m=0; m<filterCount; m++) { 1035 PackageParser.ActivityIntentInfo filter = filters.get(m); 1036 domainsSet.addAll(filter.getHostsList()); 1037 } 1038 synchronized (mPackages) { 1039 if (mSettings.createIntentFilterVerificationIfNeededLPw( 1040 packageName, domainsSet) != null) { 1041 scheduleWriteSettingsLocked(); 1042 } 1043 } 1044 sendVerificationRequest(userId, verificationId, ivs); 1045 } 1046 mCurrentIntentFilterVerifications.clear(); 1047 } 1048 1049 private void sendVerificationRequest(int userId, int verificationId, 1050 IntentFilterVerificationState ivs) { 1051 1052 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 1053 verificationIntent.putExtra( 1054 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 1055 verificationId); 1056 verificationIntent.putExtra( 1057 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 1058 getDefaultScheme()); 1059 verificationIntent.putExtra( 1060 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 1061 ivs.getHostsString()); 1062 verificationIntent.putExtra( 1063 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 1064 ivs.getPackageName()); 1065 verificationIntent.setComponent(mIntentFilterVerifierComponent); 1066 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 1067 1068 DeviceIdleController.LocalService idleController = getDeviceIdleController(); 1069 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 1070 mIntentFilterVerifierComponent.getPackageName(), getVerificationTimeout(), 1071 userId, false, "intent filter verifier"); 1072 1073 UserHandle user = new UserHandle(userId); 1074 mContext.sendBroadcastAsUser(verificationIntent, user); 1075 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1076 "Sending IntentFilter verification broadcast"); 1077 } 1078 1079 public void receiveVerificationResponse(int verificationId) { 1080 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 1081 1082 final boolean verified = ivs.isVerified(); 1083 1084 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 1085 final int count = filters.size(); 1086 if (DEBUG_DOMAIN_VERIFICATION) { 1087 Slog.i(TAG, "Received verification response " + verificationId 1088 + " for " + count + " filters, verified=" + verified); 1089 } 1090 for (int n=0; n<count; n++) { 1091 PackageParser.ActivityIntentInfo filter = filters.get(n); 1092 filter.setVerified(verified); 1093 1094 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 1095 + " verified with result:" + verified + " and hosts:" 1096 + ivs.getHostsString()); 1097 } 1098 1099 mIntentFilterVerificationStates.remove(verificationId); 1100 1101 final String packageName = ivs.getPackageName(); 1102 IntentFilterVerificationInfo ivi = null; 1103 1104 synchronized (mPackages) { 1105 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 1106 } 1107 if (ivi == null) { 1108 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 1109 + verificationId + " packageName:" + packageName); 1110 return; 1111 } 1112 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1113 "Updating IntentFilterVerificationInfo for package " + packageName 1114 +" verificationId:" + verificationId); 1115 1116 synchronized (mPackages) { 1117 if (verified) { 1118 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 1119 } else { 1120 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 1121 } 1122 scheduleWriteSettingsLocked(); 1123 1124 final int userId = ivs.getUserId(); 1125 if (userId != UserHandle.USER_ALL) { 1126 final int userStatus = 1127 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 1128 1129 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 1130 boolean needUpdate = false; 1131 1132 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 1133 // already been set by the User thru the Disambiguation dialog 1134 switch (userStatus) { 1135 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 1136 if (verified) { 1137 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1138 } else { 1139 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 1140 } 1141 needUpdate = true; 1142 break; 1143 1144 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 1145 if (verified) { 1146 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1147 needUpdate = true; 1148 } 1149 break; 1150 1151 default: 1152 // Nothing to do 1153 } 1154 1155 if (needUpdate) { 1156 mSettings.updateIntentFilterVerificationStatusLPw( 1157 packageName, updatedStatus, userId); 1158 scheduleWritePackageRestrictionsLocked(userId); 1159 } 1160 } 1161 } 1162 } 1163 1164 @Override 1165 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 1166 ActivityIntentInfo filter, String packageName) { 1167 if (!hasValidDomains(filter)) { 1168 return false; 1169 } 1170 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 1171 if (ivs == null) { 1172 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 1173 packageName); 1174 } 1175 if (DEBUG_DOMAIN_VERIFICATION) { 1176 Slog.d(TAG, "Adding verification filter for " + packageName + ": " + filter); 1177 } 1178 ivs.addFilter(filter); 1179 return true; 1180 } 1181 1182 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 1183 int userId, int verificationId, String packageName) { 1184 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 1185 verifierUid, userId, packageName); 1186 ivs.setPendingState(); 1187 synchronized (mPackages) { 1188 mIntentFilterVerificationStates.append(verificationId, ivs); 1189 mCurrentIntentFilterVerifications.add(verificationId); 1190 } 1191 return ivs; 1192 } 1193 } 1194 1195 private static boolean hasValidDomains(ActivityIntentInfo filter) { 1196 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 1197 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 1198 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 1199 } 1200 1201 // Set of pending broadcasts for aggregating enable/disable of components. 1202 static class PendingPackageBroadcasts { 1203 // for each user id, a map of <package name -> components within that package> 1204 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 1205 1206 public PendingPackageBroadcasts() { 1207 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 1208 } 1209 1210 public ArrayList<String> get(int userId, String packageName) { 1211 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1212 return packages.get(packageName); 1213 } 1214 1215 public void put(int userId, String packageName, ArrayList<String> components) { 1216 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1217 packages.put(packageName, components); 1218 } 1219 1220 public void remove(int userId, String packageName) { 1221 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 1222 if (packages != null) { 1223 packages.remove(packageName); 1224 } 1225 } 1226 1227 public void remove(int userId) { 1228 mUidMap.remove(userId); 1229 } 1230 1231 public int userIdCount() { 1232 return mUidMap.size(); 1233 } 1234 1235 public int userIdAt(int n) { 1236 return mUidMap.keyAt(n); 1237 } 1238 1239 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 1240 return mUidMap.get(userId); 1241 } 1242 1243 public int size() { 1244 // total number of pending broadcast entries across all userIds 1245 int num = 0; 1246 for (int i = 0; i< mUidMap.size(); i++) { 1247 num += mUidMap.valueAt(i).size(); 1248 } 1249 return num; 1250 } 1251 1252 public void clear() { 1253 mUidMap.clear(); 1254 } 1255 1256 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 1257 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 1258 if (map == null) { 1259 map = new ArrayMap<String, ArrayList<String>>(); 1260 mUidMap.put(userId, map); 1261 } 1262 return map; 1263 } 1264 } 1265 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 1266 1267 // Service Connection to remote media container service to copy 1268 // package uri's from external media onto secure containers 1269 // or internal storage. 1270 private IMediaContainerService mContainerService = null; 1271 1272 static final int SEND_PENDING_BROADCAST = 1; 1273 static final int MCS_BOUND = 3; 1274 static final int END_COPY = 4; 1275 static final int INIT_COPY = 5; 1276 static final int MCS_UNBIND = 6; 1277 static final int START_CLEANING_PACKAGE = 7; 1278 static final int FIND_INSTALL_LOC = 8; 1279 static final int POST_INSTALL = 9; 1280 static final int MCS_RECONNECT = 10; 1281 static final int MCS_GIVE_UP = 11; 1282 static final int UPDATED_MEDIA_STATUS = 12; 1283 static final int WRITE_SETTINGS = 13; 1284 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 1285 static final int PACKAGE_VERIFIED = 15; 1286 static final int CHECK_PENDING_VERIFICATION = 16; 1287 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 1288 static final int INTENT_FILTER_VERIFIED = 18; 1289 static final int WRITE_PACKAGE_LIST = 19; 1290 static final int INSTANT_APP_RESOLUTION_PHASE_TWO = 20; 1291 1292 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 1293 1294 // Delay time in millisecs 1295 static final int BROADCAST_DELAY = 10 * 1000; 1296 1297 static UserManagerService sUserManager; 1298 1299 // Stores a list of users whose package restrictions file needs to be updated 1300 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 1301 1302 final private DefaultContainerConnection mDefContainerConn = 1303 new DefaultContainerConnection(); 1304 class DefaultContainerConnection implements ServiceConnection { 1305 public void onServiceConnected(ComponentName name, IBinder service) { 1306 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 1307 final IMediaContainerService imcs = IMediaContainerService.Stub 1308 .asInterface(Binder.allowBlocking(service)); 1309 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 1310 } 1311 1312 public void onServiceDisconnected(ComponentName name) { 1313 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 1314 } 1315 } 1316 1317 // Recordkeeping of restore-after-install operations that are currently in flight 1318 // between the Package Manager and the Backup Manager 1319 static class PostInstallData { 1320 public InstallArgs args; 1321 public PackageInstalledInfo res; 1322 1323 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 1324 args = _a; 1325 res = _r; 1326 } 1327 } 1328 1329 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 1330 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 1331 1332 // XML tags for backup/restore of various bits of state 1333 private static final String TAG_PREFERRED_BACKUP = "pa"; 1334 private static final String TAG_DEFAULT_APPS = "da"; 1335 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 1336 1337 private static final String TAG_PERMISSION_BACKUP = "perm-grant-backup"; 1338 private static final String TAG_ALL_GRANTS = "rt-grants"; 1339 private static final String TAG_GRANT = "grant"; 1340 private static final String ATTR_PACKAGE_NAME = "pkg"; 1341 1342 private static final String TAG_PERMISSION = "perm"; 1343 private static final String ATTR_PERMISSION_NAME = "name"; 1344 private static final String ATTR_IS_GRANTED = "g"; 1345 private static final String ATTR_USER_SET = "set"; 1346 private static final String ATTR_USER_FIXED = "fixed"; 1347 private static final String ATTR_REVOKE_ON_UPGRADE = "rou"; 1348 1349 // System/policy permission grants are not backed up 1350 private static final int SYSTEM_RUNTIME_GRANT_MASK = 1351 FLAG_PERMISSION_POLICY_FIXED 1352 | FLAG_PERMISSION_SYSTEM_FIXED 1353 | FLAG_PERMISSION_GRANTED_BY_DEFAULT; 1354 1355 // And we back up these user-adjusted states 1356 private static final int USER_RUNTIME_GRANT_MASK = 1357 FLAG_PERMISSION_USER_SET 1358 | FLAG_PERMISSION_USER_FIXED 1359 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 1360 1361 final @Nullable String mRequiredVerifierPackage; 1362 final @NonNull String mRequiredInstallerPackage; 1363 final @NonNull String mRequiredUninstallerPackage; 1364 final @Nullable String mSetupWizardPackage; 1365 final @Nullable String mStorageManagerPackage; 1366 final @NonNull String mServicesSystemSharedLibraryPackageName; 1367 final @NonNull String mSharedSystemSharedLibraryPackageName; 1368 1369 final boolean mPermissionReviewRequired; 1370 1371 private final PackageUsage mPackageUsage = new PackageUsage(); 1372 private final CompilerStats mCompilerStats = new CompilerStats(); 1373 1374 class PackageHandler extends Handler { 1375 private boolean mBound = false; 1376 final ArrayList<HandlerParams> mPendingInstalls = 1377 new ArrayList<HandlerParams>(); 1378 1379 private boolean connectToService() { 1380 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1381 " DefaultContainerService"); 1382 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1383 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1384 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1385 Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 1386 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1387 mBound = true; 1388 return true; 1389 } 1390 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1391 return false; 1392 } 1393 1394 private void disconnectService() { 1395 mContainerService = null; 1396 mBound = false; 1397 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1398 mContext.unbindService(mDefContainerConn); 1399 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1400 } 1401 1402 PackageHandler(Looper looper) { 1403 super(looper); 1404 } 1405 1406 public void handleMessage(Message msg) { 1407 try { 1408 doHandleMessage(msg); 1409 } finally { 1410 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1411 } 1412 } 1413 1414 void doHandleMessage(Message msg) { 1415 switch (msg.what) { 1416 case INIT_COPY: { 1417 HandlerParams params = (HandlerParams) msg.obj; 1418 int idx = mPendingInstalls.size(); 1419 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1420 // If a bind was already initiated we dont really 1421 // need to do anything. The pending install 1422 // will be processed later on. 1423 if (!mBound) { 1424 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1425 System.identityHashCode(mHandler)); 1426 // If this is the only one pending we might 1427 // have to bind to the service again. 1428 if (!connectToService()) { 1429 Slog.e(TAG, "Failed to bind to media container service"); 1430 params.serviceError(); 1431 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1432 System.identityHashCode(mHandler)); 1433 if (params.traceMethod != null) { 1434 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, params.traceMethod, 1435 params.traceCookie); 1436 } 1437 return; 1438 } else { 1439 // Once we bind to the service, the first 1440 // pending request will be processed. 1441 mPendingInstalls.add(idx, params); 1442 } 1443 } else { 1444 mPendingInstalls.add(idx, params); 1445 // Already bound to the service. Just make 1446 // sure we trigger off processing the first request. 1447 if (idx == 0) { 1448 mHandler.sendEmptyMessage(MCS_BOUND); 1449 } 1450 } 1451 break; 1452 } 1453 case MCS_BOUND: { 1454 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1455 if (msg.obj != null) { 1456 mContainerService = (IMediaContainerService) msg.obj; 1457 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1458 System.identityHashCode(mHandler)); 1459 } 1460 if (mContainerService == null) { 1461 if (!mBound) { 1462 // Something seriously wrong since we are not bound and we are not 1463 // waiting for connection. Bail out. 1464 Slog.e(TAG, "Cannot bind to media container service"); 1465 for (HandlerParams params : mPendingInstalls) { 1466 // Indicate service bind error 1467 params.serviceError(); 1468 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1469 System.identityHashCode(params)); 1470 if (params.traceMethod != null) { 1471 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, 1472 params.traceMethod, params.traceCookie); 1473 } 1474 return; 1475 } 1476 mPendingInstalls.clear(); 1477 } else { 1478 Slog.w(TAG, "Waiting to connect to media container service"); 1479 } 1480 } else if (mPendingInstalls.size() > 0) { 1481 HandlerParams params = mPendingInstalls.get(0); 1482 if (params != null) { 1483 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1484 System.identityHashCode(params)); 1485 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "startCopy"); 1486 if (params.startCopy()) { 1487 // We are done... look for more work or to 1488 // go idle. 1489 if (DEBUG_SD_INSTALL) Log.i(TAG, 1490 "Checking for more work or unbind..."); 1491 // Delete pending install 1492 if (mPendingInstalls.size() > 0) { 1493 mPendingInstalls.remove(0); 1494 } 1495 if (mPendingInstalls.size() == 0) { 1496 if (mBound) { 1497 if (DEBUG_SD_INSTALL) Log.i(TAG, 1498 "Posting delayed MCS_UNBIND"); 1499 removeMessages(MCS_UNBIND); 1500 Message ubmsg = obtainMessage(MCS_UNBIND); 1501 // Unbind after a little delay, to avoid 1502 // continual thrashing. 1503 sendMessageDelayed(ubmsg, 10000); 1504 } 1505 } else { 1506 // There are more pending requests in queue. 1507 // Just post MCS_BOUND message to trigger processing 1508 // of next pending install. 1509 if (DEBUG_SD_INSTALL) Log.i(TAG, 1510 "Posting MCS_BOUND for next work"); 1511 mHandler.sendEmptyMessage(MCS_BOUND); 1512 } 1513 } 1514 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 1515 } 1516 } else { 1517 // Should never happen ideally. 1518 Slog.w(TAG, "Empty queue"); 1519 } 1520 break; 1521 } 1522 case MCS_RECONNECT: { 1523 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1524 if (mPendingInstalls.size() > 0) { 1525 if (mBound) { 1526 disconnectService(); 1527 } 1528 if (!connectToService()) { 1529 Slog.e(TAG, "Failed to bind to media container service"); 1530 for (HandlerParams params : mPendingInstalls) { 1531 // Indicate service bind error 1532 params.serviceError(); 1533 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1534 System.identityHashCode(params)); 1535 } 1536 mPendingInstalls.clear(); 1537 } 1538 } 1539 break; 1540 } 1541 case MCS_UNBIND: { 1542 // If there is no actual work left, then time to unbind. 1543 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1544 1545 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1546 if (mBound) { 1547 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1548 1549 disconnectService(); 1550 } 1551 } else if (mPendingInstalls.size() > 0) { 1552 // There are more pending requests in queue. 1553 // Just post MCS_BOUND message to trigger processing 1554 // of next pending install. 1555 mHandler.sendEmptyMessage(MCS_BOUND); 1556 } 1557 1558 break; 1559 } 1560 case MCS_GIVE_UP: { 1561 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1562 HandlerParams params = mPendingInstalls.remove(0); 1563 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1564 System.identityHashCode(params)); 1565 break; 1566 } 1567 case SEND_PENDING_BROADCAST: { 1568 String packages[]; 1569 ArrayList<String> components[]; 1570 int size = 0; 1571 int uids[]; 1572 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1573 synchronized (mPackages) { 1574 if (mPendingBroadcasts == null) { 1575 return; 1576 } 1577 size = mPendingBroadcasts.size(); 1578 if (size <= 0) { 1579 // Nothing to be done. Just return 1580 return; 1581 } 1582 packages = new String[size]; 1583 components = new ArrayList[size]; 1584 uids = new int[size]; 1585 int i = 0; // filling out the above arrays 1586 1587 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1588 int packageUserId = mPendingBroadcasts.userIdAt(n); 1589 Iterator<Map.Entry<String, ArrayList<String>>> it 1590 = mPendingBroadcasts.packagesForUserId(packageUserId) 1591 .entrySet().iterator(); 1592 while (it.hasNext() && i < size) { 1593 Map.Entry<String, ArrayList<String>> ent = it.next(); 1594 packages[i] = ent.getKey(); 1595 components[i] = ent.getValue(); 1596 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1597 uids[i] = (ps != null) 1598 ? UserHandle.getUid(packageUserId, ps.appId) 1599 : -1; 1600 i++; 1601 } 1602 } 1603 size = i; 1604 mPendingBroadcasts.clear(); 1605 } 1606 // Send broadcasts 1607 for (int i = 0; i < size; i++) { 1608 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1609 } 1610 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1611 break; 1612 } 1613 case START_CLEANING_PACKAGE: { 1614 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1615 final String packageName = (String)msg.obj; 1616 final int userId = msg.arg1; 1617 final boolean andCode = msg.arg2 != 0; 1618 synchronized (mPackages) { 1619 if (userId == UserHandle.USER_ALL) { 1620 int[] users = sUserManager.getUserIds(); 1621 for (int user : users) { 1622 mSettings.addPackageToCleanLPw( 1623 new PackageCleanItem(user, packageName, andCode)); 1624 } 1625 } else { 1626 mSettings.addPackageToCleanLPw( 1627 new PackageCleanItem(userId, packageName, andCode)); 1628 } 1629 } 1630 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1631 startCleaningPackages(); 1632 } break; 1633 case POST_INSTALL: { 1634 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1635 1636 PostInstallData data = mRunningInstalls.get(msg.arg1); 1637 final boolean didRestore = (msg.arg2 != 0); 1638 mRunningInstalls.delete(msg.arg1); 1639 1640 if (data != null) { 1641 InstallArgs args = data.args; 1642 PackageInstalledInfo parentRes = data.res; 1643 1644 final boolean grantPermissions = (args.installFlags 1645 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0; 1646 final boolean killApp = (args.installFlags 1647 & PackageManager.INSTALL_DONT_KILL_APP) == 0; 1648 final String[] grantedPermissions = args.installGrantPermissions; 1649 1650 // Handle the parent package 1651 handlePackagePostInstall(parentRes, grantPermissions, killApp, 1652 grantedPermissions, didRestore, args.installerPackageName, 1653 args.observer); 1654 1655 // Handle the child packages 1656 final int childCount = (parentRes.addedChildPackages != null) 1657 ? parentRes.addedChildPackages.size() : 0; 1658 for (int i = 0; i < childCount; i++) { 1659 PackageInstalledInfo childRes = parentRes.addedChildPackages.valueAt(i); 1660 handlePackagePostInstall(childRes, grantPermissions, killApp, 1661 grantedPermissions, false, args.installerPackageName, 1662 args.observer); 1663 } 1664 1665 // Log tracing if needed 1666 if (args.traceMethod != null) { 1667 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, args.traceMethod, 1668 args.traceCookie); 1669 } 1670 } else { 1671 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1672 } 1673 1674 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1675 } break; 1676 case UPDATED_MEDIA_STATUS: { 1677 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1678 boolean reportStatus = msg.arg1 == 1; 1679 boolean doGc = msg.arg2 == 1; 1680 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1681 if (doGc) { 1682 // Force a gc to clear up stale containers. 1683 Runtime.getRuntime().gc(); 1684 } 1685 if (msg.obj != null) { 1686 @SuppressWarnings("unchecked") 1687 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1688 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1689 // Unload containers 1690 unloadAllContainers(args); 1691 } 1692 if (reportStatus) { 1693 try { 1694 if (DEBUG_SD_INSTALL) Log.i(TAG, 1695 "Invoking StorageManagerService call back"); 1696 PackageHelper.getStorageManager().finishMediaUpdate(); 1697 } catch (RemoteException e) { 1698 Log.e(TAG, "StorageManagerService not running?"); 1699 } 1700 } 1701 } break; 1702 case WRITE_SETTINGS: { 1703 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1704 synchronized (mPackages) { 1705 removeMessages(WRITE_SETTINGS); 1706 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1707 mSettings.writeLPr(); 1708 mDirtyUsers.clear(); 1709 } 1710 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1711 } break; 1712 case WRITE_PACKAGE_RESTRICTIONS: { 1713 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1714 synchronized (mPackages) { 1715 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1716 for (int userId : mDirtyUsers) { 1717 mSettings.writePackageRestrictionsLPr(userId); 1718 } 1719 mDirtyUsers.clear(); 1720 } 1721 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1722 } break; 1723 case WRITE_PACKAGE_LIST: { 1724 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1725 synchronized (mPackages) { 1726 removeMessages(WRITE_PACKAGE_LIST); 1727 mSettings.writePackageListLPr(msg.arg1); 1728 } 1729 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1730 } break; 1731 case CHECK_PENDING_VERIFICATION: { 1732 final int verificationId = msg.arg1; 1733 final PackageVerificationState state = mPendingVerification.get(verificationId); 1734 1735 if ((state != null) && !state.timeoutExtended()) { 1736 final InstallArgs args = state.getInstallArgs(); 1737 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1738 1739 Slog.i(TAG, "Verification timed out for " + originUri); 1740 mPendingVerification.remove(verificationId); 1741 1742 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1743 1744 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1745 Slog.i(TAG, "Continuing with installation of " + originUri); 1746 state.setVerifierResponse(Binder.getCallingUid(), 1747 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1748 broadcastPackageVerified(verificationId, originUri, 1749 PackageManager.VERIFICATION_ALLOW, 1750 state.getInstallArgs().getUser()); 1751 try { 1752 ret = args.copyApk(mContainerService, true); 1753 } catch (RemoteException e) { 1754 Slog.e(TAG, "Could not contact the ContainerService"); 1755 } 1756 } else { 1757 broadcastPackageVerified(verificationId, originUri, 1758 PackageManager.VERIFICATION_REJECT, 1759 state.getInstallArgs().getUser()); 1760 } 1761 1762 Trace.asyncTraceEnd( 1763 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1764 1765 processPendingInstall(args, ret); 1766 mHandler.sendEmptyMessage(MCS_UNBIND); 1767 } 1768 break; 1769 } 1770 case PACKAGE_VERIFIED: { 1771 final int verificationId = msg.arg1; 1772 1773 final PackageVerificationState state = mPendingVerification.get(verificationId); 1774 if (state == null) { 1775 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1776 break; 1777 } 1778 1779 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1780 1781 state.setVerifierResponse(response.callerUid, response.code); 1782 1783 if (state.isVerificationComplete()) { 1784 mPendingVerification.remove(verificationId); 1785 1786 final InstallArgs args = state.getInstallArgs(); 1787 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1788 1789 int ret; 1790 if (state.isInstallAllowed()) { 1791 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1792 broadcastPackageVerified(verificationId, originUri, 1793 response.code, state.getInstallArgs().getUser()); 1794 try { 1795 ret = args.copyApk(mContainerService, true); 1796 } catch (RemoteException e) { 1797 Slog.e(TAG, "Could not contact the ContainerService"); 1798 } 1799 } else { 1800 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1801 } 1802 1803 Trace.asyncTraceEnd( 1804 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1805 1806 processPendingInstall(args, ret); 1807 mHandler.sendEmptyMessage(MCS_UNBIND); 1808 } 1809 1810 break; 1811 } 1812 case START_INTENT_FILTER_VERIFICATIONS: { 1813 IFVerificationParams params = (IFVerificationParams) msg.obj; 1814 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1815 params.replacing, params.pkg); 1816 break; 1817 } 1818 case INTENT_FILTER_VERIFIED: { 1819 final int verificationId = msg.arg1; 1820 1821 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1822 verificationId); 1823 if (state == null) { 1824 Slog.w(TAG, "Invalid IntentFilter verification token " 1825 + verificationId + " received"); 1826 break; 1827 } 1828 1829 final int userId = state.getUserId(); 1830 1831 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1832 "Processing IntentFilter verification with token:" 1833 + verificationId + " and userId:" + userId); 1834 1835 final IntentFilterVerificationResponse response = 1836 (IntentFilterVerificationResponse) msg.obj; 1837 1838 state.setVerifierResponse(response.callerUid, response.code); 1839 1840 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1841 "IntentFilter verification with token:" + verificationId 1842 + " and userId:" + userId 1843 + " is settings verifier response with response code:" 1844 + response.code); 1845 1846 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1847 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1848 + response.getFailedDomainsString()); 1849 } 1850 1851 if (state.isVerificationComplete()) { 1852 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1853 } else { 1854 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1855 "IntentFilter verification with token:" + verificationId 1856 + " was not said to be complete"); 1857 } 1858 1859 break; 1860 } 1861 case INSTANT_APP_RESOLUTION_PHASE_TWO: { 1862 InstantAppResolver.doInstantAppResolutionPhaseTwo(mContext, 1863 mInstantAppResolverConnection, 1864 (InstantAppRequest) msg.obj, 1865 mInstantAppInstallerActivity, 1866 mHandler); 1867 } 1868 } 1869 } 1870 } 1871 1872 private void handlePackagePostInstall(PackageInstalledInfo res, boolean grantPermissions, 1873 boolean killApp, String[] grantedPermissions, 1874 boolean launchedForRestore, String installerPackage, 1875 IPackageInstallObserver2 installObserver) { 1876 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1877 // Send the removed broadcasts 1878 if (res.removedInfo != null) { 1879 res.removedInfo.sendPackageRemovedBroadcasts(killApp); 1880 } 1881 1882 // Now that we successfully installed the package, grant runtime 1883 // permissions if requested before broadcasting the install. Also 1884 // for legacy apps in permission review mode we clear the permission 1885 // review flag which is used to emulate runtime permissions for 1886 // legacy apps. 1887 if (grantPermissions) { 1888 grantRequestedRuntimePermissions(res.pkg, res.newUsers, grantedPermissions); 1889 } 1890 1891 final boolean update = res.removedInfo != null 1892 && res.removedInfo.removedPackage != null; 1893 final String origInstallerPackageName = res.removedInfo != null 1894 ? res.removedInfo.installerPackageName : null; 1895 1896 // If this is the first time we have child packages for a disabled privileged 1897 // app that had no children, we grant requested runtime permissions to the new 1898 // children if the parent on the system image had them already granted. 1899 if (res.pkg.parentPackage != null) { 1900 synchronized (mPackages) { 1901 grantRuntimePermissionsGrantedToDisabledPrivSysPackageParentLPw(res.pkg); 1902 } 1903 } 1904 1905 synchronized (mPackages) { 1906 mInstantAppRegistry.onPackageInstalledLPw(res.pkg, res.newUsers); 1907 } 1908 1909 final String packageName = res.pkg.applicationInfo.packageName; 1910 1911 // Determine the set of users who are adding this package for 1912 // the first time vs. those who are seeing an update. 1913 int[] firstUsers = EMPTY_INT_ARRAY; 1914 int[] updateUsers = EMPTY_INT_ARRAY; 1915 final boolean allNewUsers = res.origUsers == null || res.origUsers.length == 0; 1916 final PackageSetting ps = (PackageSetting) res.pkg.mExtras; 1917 for (int newUser : res.newUsers) { 1918 if (ps.getInstantApp(newUser)) { 1919 continue; 1920 } 1921 if (allNewUsers) { 1922 firstUsers = ArrayUtils.appendInt(firstUsers, newUser); 1923 continue; 1924 } 1925 boolean isNew = true; 1926 for (int origUser : res.origUsers) { 1927 if (origUser == newUser) { 1928 isNew = false; 1929 break; 1930 } 1931 } 1932 if (isNew) { 1933 firstUsers = ArrayUtils.appendInt(firstUsers, newUser); 1934 } else { 1935 updateUsers = ArrayUtils.appendInt(updateUsers, newUser); 1936 } 1937 } 1938 1939 // Send installed broadcasts if the package is not a static shared lib. 1940 if (res.pkg.staticSharedLibName == null) { 1941 mProcessLoggingHandler.invalidateProcessLoggingBaseApkHash(res.pkg.baseCodePath); 1942 1943 // Send added for users that see the package for the first time 1944 // sendPackageAddedForNewUsers also deals with system apps 1945 int appId = UserHandle.getAppId(res.uid); 1946 boolean isSystem = res.pkg.applicationInfo.isSystemApp(); 1947 sendPackageAddedForNewUsers(packageName, isSystem, appId, firstUsers); 1948 1949 // Send added for users that don't see the package for the first time 1950 Bundle extras = new Bundle(1); 1951 extras.putInt(Intent.EXTRA_UID, res.uid); 1952 if (update) { 1953 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1954 } 1955 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1956 extras, 0 /*flags*/, 1957 null /*targetPackage*/, null /*finishedReceiver*/, updateUsers); 1958 if (origInstallerPackageName != null) { 1959 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1960 extras, 0 /*flags*/, 1961 origInstallerPackageName, null /*finishedReceiver*/, updateUsers); 1962 } 1963 1964 // Send replaced for users that don't see the package for the first time 1965 if (update) { 1966 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1967 packageName, extras, 0 /*flags*/, 1968 null /*targetPackage*/, null /*finishedReceiver*/, 1969 updateUsers); 1970 if (origInstallerPackageName != null) { 1971 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 1972 extras, 0 /*flags*/, 1973 origInstallerPackageName, null /*finishedReceiver*/, updateUsers); 1974 } 1975 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1976 null /*package*/, null /*extras*/, 0 /*flags*/, 1977 packageName /*targetPackage*/, 1978 null /*finishedReceiver*/, updateUsers); 1979 } else if (launchedForRestore && !isSystemApp(res.pkg)) { 1980 // First-install and we did a restore, so we're responsible for the 1981 // first-launch broadcast. 1982 if (DEBUG_BACKUP) { 1983 Slog.i(TAG, "Post-restore of " + packageName 1984 + " sending FIRST_LAUNCH in " + Arrays.toString(firstUsers)); 1985 } 1986 sendFirstLaunchBroadcast(packageName, installerPackage, firstUsers); 1987 } 1988 1989 // Send broadcast package appeared if forward locked/external for all users 1990 // treat asec-hosted packages like removable media on upgrade 1991 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1992 if (DEBUG_INSTALL) { 1993 Slog.i(TAG, "upgrading pkg " + res.pkg 1994 + " is ASEC-hosted -> AVAILABLE"); 1995 } 1996 final int[] uidArray = new int[]{res.pkg.applicationInfo.uid}; 1997 ArrayList<String> pkgList = new ArrayList<>(1); 1998 pkgList.add(packageName); 1999 sendResourcesChangedBroadcast(true, true, pkgList, uidArray, null); 2000 } 2001 } 2002 2003 // Work that needs to happen on first install within each user 2004 if (firstUsers != null && firstUsers.length > 0) { 2005 synchronized (mPackages) { 2006 for (int userId : firstUsers) { 2007 // If this app is a browser and it's newly-installed for some 2008 // users, clear any default-browser state in those users. The 2009 // app's nature doesn't depend on the user, so we can just check 2010 // its browser nature in any user and generalize. 2011 if (packageIsBrowser(packageName, userId)) { 2012 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 2013 } 2014 2015 // We may also need to apply pending (restored) runtime 2016 // permission grants within these users. 2017 mSettings.applyPendingPermissionGrantsLPw(packageName, userId); 2018 } 2019 } 2020 } 2021 2022 // Log current value of "unknown sources" setting 2023 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 2024 getUnknownSourcesSettings()); 2025 2026 // Force a gc to clear up things 2027 Runtime.getRuntime().gc(); 2028 2029 // Remove the replaced package's older resources safely now 2030 // We delete after a gc for applications on sdcard. 2031 if (res.removedInfo != null && res.removedInfo.args != null) { 2032 synchronized (mInstallLock) { 2033 res.removedInfo.args.doPostDeleteLI(true); 2034 } 2035 } 2036 2037 // Notify DexManager that the package was installed for new users. 2038 // The updated users should already be indexed and the package code paths 2039 // should not change. 2040 // Don't notify the manager for ephemeral apps as they are not expected to 2041 // survive long enough to benefit of background optimizations. 2042 for (int userId : firstUsers) { 2043 PackageInfo info = getPackageInfo(packageName, /*flags*/ 0, userId); 2044 // There's a race currently where some install events may interleave with an uninstall. 2045 // This can lead to package info being null (b/36642664). 2046 if (info != null) { 2047 mDexManager.notifyPackageInstalled(info, userId); 2048 } 2049 } 2050 } 2051 2052 // If someone is watching installs - notify them 2053 if (installObserver != null) { 2054 try { 2055 Bundle extras = extrasForInstallResult(res); 2056 installObserver.onPackageInstalled(res.name, res.returnCode, 2057 res.returnMsg, extras); 2058 } catch (RemoteException e) { 2059 Slog.i(TAG, "Observer no longer exists."); 2060 } 2061 } 2062 } 2063 2064 private void grantRuntimePermissionsGrantedToDisabledPrivSysPackageParentLPw( 2065 PackageParser.Package pkg) { 2066 if (pkg.parentPackage == null) { 2067 return; 2068 } 2069 if (pkg.requestedPermissions == null) { 2070 return; 2071 } 2072 final PackageSetting disabledSysParentPs = mSettings 2073 .getDisabledSystemPkgLPr(pkg.parentPackage.packageName); 2074 if (disabledSysParentPs == null || disabledSysParentPs.pkg == null 2075 || !disabledSysParentPs.isPrivileged() 2076 || (disabledSysParentPs.childPackageNames != null 2077 && !disabledSysParentPs.childPackageNames.isEmpty())) { 2078 return; 2079 } 2080 final int[] allUserIds = sUserManager.getUserIds(); 2081 final int permCount = pkg.requestedPermissions.size(); 2082 for (int i = 0; i < permCount; i++) { 2083 String permission = pkg.requestedPermissions.get(i); 2084 BasePermission bp = mSettings.mPermissions.get(permission); 2085 if (bp == null || !(bp.isRuntime() || bp.isDevelopment())) { 2086 continue; 2087 } 2088 for (int userId : allUserIds) { 2089 if (disabledSysParentPs.getPermissionsState().hasRuntimePermission( 2090 permission, userId)) { 2091 grantRuntimePermission(pkg.packageName, permission, userId); 2092 } 2093 } 2094 } 2095 } 2096 2097 private StorageEventListener mStorageListener = new StorageEventListener() { 2098 @Override 2099 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 2100 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 2101 if (vol.state == VolumeInfo.STATE_MOUNTED) { 2102 final String volumeUuid = vol.getFsUuid(); 2103 2104 // Clean up any users or apps that were removed or recreated 2105 // while this volume was missing 2106 sUserManager.reconcileUsers(volumeUuid); 2107 reconcileApps(volumeUuid); 2108 2109 // Clean up any install sessions that expired or were 2110 // cancelled while this volume was missing 2111 mInstallerService.onPrivateVolumeMounted(volumeUuid); 2112 2113 loadPrivatePackages(vol); 2114 2115 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 2116 unloadPrivatePackages(vol); 2117 } 2118 } 2119 2120 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 2121 if (vol.state == VolumeInfo.STATE_MOUNTED) { 2122 updateExternalMediaStatus(true, false); 2123 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 2124 updateExternalMediaStatus(false, false); 2125 } 2126 } 2127 } 2128 2129 @Override 2130 public void onVolumeForgotten(String fsUuid) { 2131 if (TextUtils.isEmpty(fsUuid)) { 2132 Slog.e(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 2133 return; 2134 } 2135 2136 // Remove any apps installed on the forgotten volume 2137 synchronized (mPackages) { 2138 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 2139 for (PackageSetting ps : packages) { 2140 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 2141 deletePackageVersioned(new VersionedPackage(ps.name, 2142 PackageManager.VERSION_CODE_HIGHEST), 2143 new LegacyPackageDeleteObserver(null).getBinder(), 2144 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS); 2145 // Try very hard to release any references to this package 2146 // so we don't risk the system server being killed due to 2147 // open FDs 2148 AttributeCache.instance().removePackage(ps.name); 2149 } 2150 2151 mSettings.onVolumeForgotten(fsUuid); 2152 mSettings.writeLPr(); 2153 } 2154 } 2155 }; 2156 2157 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int[] userIds, 2158 String[] grantedPermissions) { 2159 for (int userId : userIds) { 2160 grantRequestedRuntimePermissionsForUser(pkg, userId, grantedPermissions); 2161 } 2162 } 2163 2164 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId, 2165 String[] grantedPermissions) { 2166 SettingBase sb = (SettingBase) pkg.mExtras; 2167 if (sb == null) { 2168 return; 2169 } 2170 2171 PermissionsState permissionsState = sb.getPermissionsState(); 2172 2173 final int immutableFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 2174 | PackageManager.FLAG_PERMISSION_POLICY_FIXED; 2175 2176 final boolean supportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 2177 >= Build.VERSION_CODES.M; 2178 2179 final boolean instantApp = isInstantApp(pkg.packageName, userId); 2180 2181 for (String permission : pkg.requestedPermissions) { 2182 final BasePermission bp; 2183 synchronized (mPackages) { 2184 bp = mSettings.mPermissions.get(permission); 2185 } 2186 if (bp != null && (bp.isRuntime() || bp.isDevelopment()) 2187 && (!instantApp || bp.isInstant()) 2188 && (supportsRuntimePermissions || !bp.isRuntimeOnly()) 2189 && (grantedPermissions == null 2190 || ArrayUtils.contains(grantedPermissions, permission))) { 2191 final int flags = permissionsState.getPermissionFlags(permission, userId); 2192 if (supportsRuntimePermissions) { 2193 // Installer cannot change immutable permissions. 2194 if ((flags & immutableFlags) == 0) { 2195 grantRuntimePermission(pkg.packageName, permission, userId); 2196 } 2197 } else if (mPermissionReviewRequired) { 2198 // In permission review mode we clear the review flag when we 2199 // are asked to install the app with all permissions granted. 2200 if ((flags & PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 2201 updatePermissionFlags(permission, pkg.packageName, 2202 PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED, 0, userId); 2203 } 2204 } 2205 } 2206 } 2207 } 2208 2209 Bundle extrasForInstallResult(PackageInstalledInfo res) { 2210 Bundle extras = null; 2211 switch (res.returnCode) { 2212 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 2213 extras = new Bundle(); 2214 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 2215 res.origPermission); 2216 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 2217 res.origPackage); 2218 break; 2219 } 2220 case PackageManager.INSTALL_SUCCEEDED: { 2221 extras = new Bundle(); 2222 extras.putBoolean(Intent.EXTRA_REPLACING, 2223 res.removedInfo != null && res.removedInfo.removedPackage != null); 2224 break; 2225 } 2226 } 2227 return extras; 2228 } 2229 2230 void scheduleWriteSettingsLocked() { 2231 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 2232 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 2233 } 2234 } 2235 2236 void scheduleWritePackageListLocked(int userId) { 2237 if (!mHandler.hasMessages(WRITE_PACKAGE_LIST)) { 2238 Message msg = mHandler.obtainMessage(WRITE_PACKAGE_LIST); 2239 msg.arg1 = userId; 2240 mHandler.sendMessageDelayed(msg, WRITE_SETTINGS_DELAY); 2241 } 2242 } 2243 2244 void scheduleWritePackageRestrictionsLocked(UserHandle user) { 2245 final int userId = user == null ? UserHandle.USER_ALL : user.getIdentifier(); 2246 scheduleWritePackageRestrictionsLocked(userId); 2247 } 2248 2249 void scheduleWritePackageRestrictionsLocked(int userId) { 2250 final int[] userIds = (userId == UserHandle.USER_ALL) 2251 ? sUserManager.getUserIds() : new int[]{userId}; 2252 for (int nextUserId : userIds) { 2253 if (!sUserManager.exists(nextUserId)) return; 2254 mDirtyUsers.add(nextUserId); 2255 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 2256 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 2257 } 2258 } 2259 } 2260 2261 public static PackageManagerService main(Context context, Installer installer, 2262 boolean factoryTest, boolean onlyCore) { 2263 // Self-check for initial settings. 2264 PackageManagerServiceCompilerMapping.checkProperties(); 2265 2266 PackageManagerService m = new PackageManagerService(context, installer, 2267 factoryTest, onlyCore); 2268 m.enableSystemUserPackages(); 2269 ServiceManager.addService("package", m); 2270 return m; 2271 } 2272 2273 private void enableSystemUserPackages() { 2274 if (!UserManager.isSplitSystemUser()) { 2275 return; 2276 } 2277 // For system user, enable apps based on the following conditions: 2278 // - app is whitelisted or belong to one of these groups: 2279 // -- system app which has no launcher icons 2280 // -- system app which has INTERACT_ACROSS_USERS permission 2281 // -- system IME app 2282 // - app is not in the blacklist 2283 AppsQueryHelper queryHelper = new AppsQueryHelper(this); 2284 Set<String> enableApps = new ArraySet<>(); 2285 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_NON_LAUNCHABLE_APPS 2286 | AppsQueryHelper.GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM 2287 | AppsQueryHelper.GET_IMES, /* systemAppsOnly */ true, UserHandle.SYSTEM)); 2288 ArraySet<String> wlApps = SystemConfig.getInstance().getSystemUserWhitelistedApps(); 2289 enableApps.addAll(wlApps); 2290 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_REQUIRED_FOR_SYSTEM_USER, 2291 /* systemAppsOnly */ false, UserHandle.SYSTEM)); 2292 ArraySet<String> blApps = SystemConfig.getInstance().getSystemUserBlacklistedApps(); 2293 enableApps.removeAll(blApps); 2294 Log.i(TAG, "Applications installed for system user: " + enableApps); 2295 List<String> allAps = queryHelper.queryApps(0, /* systemAppsOnly */ false, 2296 UserHandle.SYSTEM); 2297 final int allAppsSize = allAps.size(); 2298 synchronized (mPackages) { 2299 for (int i = 0; i < allAppsSize; i++) { 2300 String pName = allAps.get(i); 2301 PackageSetting pkgSetting = mSettings.mPackages.get(pName); 2302 // Should not happen, but we shouldn't be failing if it does 2303 if (pkgSetting == null) { 2304 continue; 2305 } 2306 boolean install = enableApps.contains(pName); 2307 if (pkgSetting.getInstalled(UserHandle.USER_SYSTEM) != install) { 2308 Log.i(TAG, (install ? "Installing " : "Uninstalling ") + pName 2309 + " for system user"); 2310 pkgSetting.setInstalled(install, UserHandle.USER_SYSTEM); 2311 } 2312 } 2313 scheduleWritePackageRestrictionsLocked(UserHandle.USER_SYSTEM); 2314 } 2315 } 2316 2317 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 2318 DisplayManager displayManager = (DisplayManager) context.getSystemService( 2319 Context.DISPLAY_SERVICE); 2320 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 2321 } 2322 2323 /** 2324 * Requests that files preopted on a secondary system partition be copied to the data partition 2325 * if possible. Note that the actual copying of the files is accomplished by init for security 2326 * reasons. This simply requests that the copy takes place and awaits confirmation of its 2327 * completion. See platform/system/extras/cppreopt/ for the implementation of the actual copy. 2328 */ 2329 private static void requestCopyPreoptedFiles() { 2330 final int WAIT_TIME_MS = 100; 2331 final String CP_PREOPT_PROPERTY = "sys.cppreopt"; 2332 if (SystemProperties.getInt("ro.cp_system_other_odex", 0) == 1) { 2333 SystemProperties.set(CP_PREOPT_PROPERTY, "requested"); 2334 // We will wait for up to 100 seconds. 2335 final long timeStart = SystemClock.uptimeMillis(); 2336 final long timeEnd = timeStart + 100 * 1000; 2337 long timeNow = timeStart; 2338 while (!SystemProperties.get(CP_PREOPT_PROPERTY).equals("finished")) { 2339 try { 2340 Thread.sleep(WAIT_TIME_MS); 2341 } catch (InterruptedException e) { 2342 // Do nothing 2343 } 2344 timeNow = SystemClock.uptimeMillis(); 2345 if (timeNow > timeEnd) { 2346 SystemProperties.set(CP_PREOPT_PROPERTY, "timed-out"); 2347 Slog.wtf(TAG, "cppreopt did not finish!"); 2348 break; 2349 } 2350 } 2351 2352 Slog.i(TAG, "cppreopts took " + (timeNow - timeStart) + " ms"); 2353 } 2354 } 2355 2356 public PackageManagerService(Context context, Installer installer, 2357 boolean factoryTest, boolean onlyCore) { 2358 LockGuard.installLock(mPackages, LockGuard.INDEX_PACKAGES); 2359 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "create package manager"); 2360 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 2361 SystemClock.uptimeMillis()); 2362 2363 if (mSdkVersion <= 0) { 2364 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 2365 } 2366 2367 mContext = context; 2368 2369 mPermissionReviewRequired = context.getResources().getBoolean( 2370 R.bool.config_permissionReviewRequired); 2371 2372 mFactoryTest = factoryTest; 2373 mOnlyCore = onlyCore; 2374 mMetrics = new DisplayMetrics(); 2375 mSettings = new Settings(mPackages); 2376 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 2377 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2378 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 2379 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2380 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 2381 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2382 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 2383 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2384 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 2385 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2386 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 2387 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2388 2389 String separateProcesses = SystemProperties.get("debug.separate_processes"); 2390 if (separateProcesses != null && separateProcesses.length() > 0) { 2391 if ("*".equals(separateProcesses)) { 2392 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 2393 mSeparateProcesses = null; 2394 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 2395 } else { 2396 mDefParseFlags = 0; 2397 mSeparateProcesses = separateProcesses.split(","); 2398 Slog.w(TAG, "Running with debug.separate_processes: " 2399 + separateProcesses); 2400 } 2401 } else { 2402 mDefParseFlags = 0; 2403 mSeparateProcesses = null; 2404 } 2405 2406 mInstaller = installer; 2407 mPackageDexOptimizer = new PackageDexOptimizer(installer, mInstallLock, context, 2408 "*dexopt*"); 2409 mDexManager = new DexManager(this, mPackageDexOptimizer, installer, mInstallLock); 2410 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 2411 2412 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 2413 FgThread.get().getLooper()); 2414 2415 getDefaultDisplayMetrics(context, mMetrics); 2416 2417 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "get system config"); 2418 SystemConfig systemConfig = SystemConfig.getInstance(); 2419 mGlobalGids = systemConfig.getGlobalGids(); 2420 mSystemPermissions = systemConfig.getSystemPermissions(); 2421 mAvailableFeatures = systemConfig.getAvailableFeatures(); 2422 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2423 2424 mProtectedPackages = new ProtectedPackages(mContext); 2425 2426 synchronized (mInstallLock) { 2427 // writer 2428 synchronized (mPackages) { 2429 mHandlerThread = new ServiceThread(TAG, 2430 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 2431 mHandlerThread.start(); 2432 mHandler = new PackageHandler(mHandlerThread.getLooper()); 2433 mProcessLoggingHandler = new ProcessLoggingHandler(); 2434 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 2435 2436 mDefaultPermissionPolicy = new DefaultPermissionGrantPolicy(this); 2437 mInstantAppRegistry = new InstantAppRegistry(this); 2438 2439 File dataDir = Environment.getDataDirectory(); 2440 mAppInstallDir = new File(dataDir, "app"); 2441 mAppLib32InstallDir = new File(dataDir, "app-lib"); 2442 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 2443 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 2444 sUserManager = new UserManagerService(context, this, 2445 new UserDataPreparer(mInstaller, mInstallLock, mContext, mOnlyCore), mPackages); 2446 2447 // Propagate permission configuration in to package manager. 2448 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 2449 = systemConfig.getPermissions(); 2450 for (int i=0; i<permConfig.size(); i++) { 2451 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 2452 BasePermission bp = mSettings.mPermissions.get(perm.name); 2453 if (bp == null) { 2454 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 2455 mSettings.mPermissions.put(perm.name, bp); 2456 } 2457 if (perm.gids != null) { 2458 bp.setGids(perm.gids, perm.perUser); 2459 } 2460 } 2461 2462 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 2463 final int builtInLibCount = libConfig.size(); 2464 for (int i = 0; i < builtInLibCount; i++) { 2465 String name = libConfig.keyAt(i); 2466 String path = libConfig.valueAt(i); 2467 addSharedLibraryLPw(path, null, name, SharedLibraryInfo.VERSION_UNDEFINED, 2468 SharedLibraryInfo.TYPE_BUILTIN, PLATFORM_PACKAGE_NAME, 0); 2469 } 2470 2471 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 2472 2473 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "read user settings"); 2474 mFirstBoot = !mSettings.readLPw(sUserManager.getUsers(false)); 2475 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2476 2477 // Clean up orphaned packages for which the code path doesn't exist 2478 // and they are an update to a system app - caused by bug/32321269 2479 final int packageSettingCount = mSettings.mPackages.size(); 2480 for (int i = packageSettingCount - 1; i >= 0; i--) { 2481 PackageSetting ps = mSettings.mPackages.valueAt(i); 2482 if (!isExternal(ps) && (ps.codePath == null || !ps.codePath.exists()) 2483 && mSettings.getDisabledSystemPkgLPr(ps.name) != null) { 2484 mSettings.mPackages.removeAt(i); 2485 mSettings.enableSystemPackageLPw(ps.name); 2486 } 2487 } 2488 2489 if (mFirstBoot) { 2490 requestCopyPreoptedFiles(); 2491 } 2492 2493 String customResolverActivity = Resources.getSystem().getString( 2494 R.string.config_customResolverActivity); 2495 if (TextUtils.isEmpty(customResolverActivity)) { 2496 customResolverActivity = null; 2497 } else { 2498 mCustomResolverComponentName = ComponentName.unflattenFromString( 2499 customResolverActivity); 2500 } 2501 2502 long startTime = SystemClock.uptimeMillis(); 2503 2504 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 2505 startTime); 2506 2507 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 2508 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 2509 2510 if (bootClassPath == null) { 2511 Slog.w(TAG, "No BOOTCLASSPATH found!"); 2512 } 2513 2514 if (systemServerClassPath == null) { 2515 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 2516 } 2517 2518 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2519 2520 final VersionInfo ver = mSettings.getInternalVersion(); 2521 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2522 if (mIsUpgrade) { 2523 logCriticalInfo(Log.INFO, 2524 "Upgrading from " + ver.fingerprint + " to " + Build.FINGERPRINT); 2525 } 2526 2527 // when upgrading from pre-M, promote system app permissions from install to runtime 2528 mPromoteSystemApps = 2529 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2530 2531 // When upgrading from pre-N, we need to handle package extraction like first boot, 2532 // as there is no profiling data available. 2533 mIsPreNUpgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N; 2534 2535 mIsPreNMR1Upgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N_MR1; 2536 2537 // save off the names of pre-existing system packages prior to scanning; we don't 2538 // want to automatically grant runtime permissions for new system apps 2539 if (mPromoteSystemApps) { 2540 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2541 while (pkgSettingIter.hasNext()) { 2542 PackageSetting ps = pkgSettingIter.next(); 2543 if (isSystemApp(ps)) { 2544 mExistingSystemPackages.add(ps.name); 2545 } 2546 } 2547 } 2548 2549 mCacheDir = preparePackageParserCache(mIsUpgrade); 2550 2551 // Set flag to monitor and not change apk file paths when 2552 // scanning install directories. 2553 int scanFlags = SCAN_BOOTING | SCAN_INITIAL; 2554 2555 if (mIsUpgrade || mFirstBoot) { 2556 scanFlags = scanFlags | SCAN_FIRST_BOOT_OR_UPGRADE; 2557 } 2558 2559 // Collect vendor overlay packages. (Do this before scanning any apps.) 2560 // For security and version matching reason, only consider 2561 // overlay packages if they reside in the right directory. 2562 scanDirTracedLI(new File(VENDOR_OVERLAY_DIR), mDefParseFlags 2563 | PackageParser.PARSE_IS_SYSTEM 2564 | PackageParser.PARSE_IS_SYSTEM_DIR 2565 | PackageParser.PARSE_TRUSTED_OVERLAY, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2566 2567 mParallelPackageParserCallback.findStaticOverlayPackages(); 2568 2569 // Find base frameworks (resource packages without code). 2570 scanDirTracedLI(frameworkDir, mDefParseFlags 2571 | PackageParser.PARSE_IS_SYSTEM 2572 | PackageParser.PARSE_IS_SYSTEM_DIR 2573 | PackageParser.PARSE_IS_PRIVILEGED, 2574 scanFlags | SCAN_NO_DEX, 0); 2575 2576 // Collected privileged system packages. 2577 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2578 scanDirTracedLI(privilegedAppDir, mDefParseFlags 2579 | PackageParser.PARSE_IS_SYSTEM 2580 | PackageParser.PARSE_IS_SYSTEM_DIR 2581 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2582 2583 // Collect ordinary system packages. 2584 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2585 scanDirTracedLI(systemAppDir, mDefParseFlags 2586 | PackageParser.PARSE_IS_SYSTEM 2587 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2588 2589 // Collect all vendor packages. 2590 File vendorAppDir = new File("/vendor/app"); 2591 try { 2592 vendorAppDir = vendorAppDir.getCanonicalFile(); 2593 } catch (IOException e) { 2594 // failed to look up canonical path, continue with original one 2595 } 2596 scanDirTracedLI(vendorAppDir, mDefParseFlags 2597 | PackageParser.PARSE_IS_SYSTEM 2598 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2599 2600 // Collect all OEM packages. 2601 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2602 scanDirTracedLI(oemAppDir, mDefParseFlags 2603 | PackageParser.PARSE_IS_SYSTEM 2604 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2605 2606 // Prune any system packages that no longer exist. 2607 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2608 if (!mOnlyCore) { 2609 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2610 while (psit.hasNext()) { 2611 PackageSetting ps = psit.next(); 2612 2613 /* 2614 * If this is not a system app, it can't be a 2615 * disable system app. 2616 */ 2617 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2618 continue; 2619 } 2620 2621 /* 2622 * If the package is scanned, it's not erased. 2623 */ 2624 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2625 if (scannedPkg != null) { 2626 /* 2627 * If the system app is both scanned and in the 2628 * disabled packages list, then it must have been 2629 * added via OTA. Remove it from the currently 2630 * scanned package so the previously user-installed 2631 * application can be scanned. 2632 */ 2633 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2634 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2635 + ps.name + "; removing system app. Last known codePath=" 2636 + ps.codePathString + ", installStatus=" + ps.installStatus 2637 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2638 + scannedPkg.mVersionCode); 2639 removePackageLI(scannedPkg, true); 2640 mExpectingBetter.put(ps.name, ps.codePath); 2641 } 2642 2643 continue; 2644 } 2645 2646 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2647 psit.remove(); 2648 logCriticalInfo(Log.WARN, "System package " + ps.name 2649 + " no longer exists; it's data will be wiped"); 2650 // Actual deletion of code and data will be handled by later 2651 // reconciliation step 2652 } else { 2653 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2654 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2655 possiblyDeletedUpdatedSystemApps.add(ps.name); 2656 } 2657 } 2658 } 2659 } 2660 2661 //look for any incomplete package installations 2662 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2663 for (int i = 0; i < deletePkgsList.size(); i++) { 2664 // Actual deletion of code and data will be handled by later 2665 // reconciliation step 2666 final String packageName = deletePkgsList.get(i).name; 2667 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + packageName); 2668 synchronized (mPackages) { 2669 mSettings.removePackageLPw(packageName); 2670 } 2671 } 2672 2673 //delete tmp files 2674 deleteTempPackageFiles(); 2675 2676 // Remove any shared userIDs that have no associated packages 2677 mSettings.pruneSharedUsersLPw(); 2678 2679 if (!mOnlyCore) { 2680 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2681 SystemClock.uptimeMillis()); 2682 scanDirTracedLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2683 2684 scanDirTracedLI(mDrmAppPrivateInstallDir, mDefParseFlags 2685 | PackageParser.PARSE_FORWARD_LOCK, 2686 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2687 2688 /** 2689 * Remove disable package settings for any updated system 2690 * apps that were removed via an OTA. If they're not a 2691 * previously-updated app, remove them completely. 2692 * Otherwise, just revoke their system-level permissions. 2693 */ 2694 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2695 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2696 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2697 2698 String msg; 2699 if (deletedPkg == null) { 2700 msg = "Updated system package " + deletedAppName 2701 + " no longer exists; it's data will be wiped"; 2702 // Actual deletion of code and data will be handled by later 2703 // reconciliation step 2704 } else { 2705 msg = "Updated system app + " + deletedAppName 2706 + " no longer present; removing system privileges for " 2707 + deletedAppName; 2708 2709 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2710 2711 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2712 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2713 } 2714 logCriticalInfo(Log.WARN, msg); 2715 } 2716 2717 /** 2718 * Make sure all system apps that we expected to appear on 2719 * the userdata partition actually showed up. If they never 2720 * appeared, crawl back and revive the system version. 2721 */ 2722 for (int i = 0; i < mExpectingBetter.size(); i++) { 2723 final String packageName = mExpectingBetter.keyAt(i); 2724 if (!mPackages.containsKey(packageName)) { 2725 final File scanFile = mExpectingBetter.valueAt(i); 2726 2727 logCriticalInfo(Log.WARN, "Expected better " + packageName 2728 + " but never showed up; reverting to system"); 2729 2730 int reparseFlags = mDefParseFlags; 2731 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2732 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2733 | PackageParser.PARSE_IS_SYSTEM_DIR 2734 | PackageParser.PARSE_IS_PRIVILEGED; 2735 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2736 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2737 | PackageParser.PARSE_IS_SYSTEM_DIR; 2738 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2739 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2740 | PackageParser.PARSE_IS_SYSTEM_DIR; 2741 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2742 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2743 | PackageParser.PARSE_IS_SYSTEM_DIR; 2744 } else { 2745 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2746 continue; 2747 } 2748 2749 mSettings.enableSystemPackageLPw(packageName); 2750 2751 try { 2752 scanPackageTracedLI(scanFile, reparseFlags, scanFlags, 0, null); 2753 } catch (PackageManagerException e) { 2754 Slog.e(TAG, "Failed to parse original system package: " 2755 + e.getMessage()); 2756 } 2757 } 2758 } 2759 } 2760 mExpectingBetter.clear(); 2761 2762 // Resolve the storage manager. 2763 mStorageManagerPackage = getStorageManagerPackageName(); 2764 2765 // Resolve protected action filters. Only the setup wizard is allowed to 2766 // have a high priority filter for these actions. 2767 mSetupWizardPackage = getSetupWizardPackageName(); 2768 if (mProtectedFilters.size() > 0) { 2769 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 2770 Slog.i(TAG, "No setup wizard;" 2771 + " All protected intents capped to priority 0"); 2772 } 2773 for (ActivityIntentInfo filter : mProtectedFilters) { 2774 if (filter.activity.info.packageName.equals(mSetupWizardPackage)) { 2775 if (DEBUG_FILTERS) { 2776 Slog.i(TAG, "Found setup wizard;" 2777 + " allow priority " + filter.getPriority() + ";" 2778 + " package: " + filter.activity.info.packageName 2779 + " activity: " + filter.activity.className 2780 + " priority: " + filter.getPriority()); 2781 } 2782 // skip setup wizard; allow it to keep the high priority filter 2783 continue; 2784 } 2785 Slog.w(TAG, "Protected action; cap priority to 0;" 2786 + " package: " + filter.activity.info.packageName 2787 + " activity: " + filter.activity.className 2788 + " origPrio: " + filter.getPriority()); 2789 filter.setPriority(0); 2790 } 2791 } 2792 mDeferProtectedFilters = false; 2793 mProtectedFilters.clear(); 2794 2795 // Now that we know all of the shared libraries, update all clients to have 2796 // the correct library paths. 2797 updateAllSharedLibrariesLPw(null); 2798 2799 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2800 // NOTE: We ignore potential failures here during a system scan (like 2801 // the rest of the commands above) because there's precious little we 2802 // can do about it. A settings error is reported, though. 2803 adjustCpuAbisForSharedUserLPw(setting.packages, null /*scannedPackage*/); 2804 } 2805 2806 // Now that we know all the packages we are keeping, 2807 // read and update their last usage times. 2808 mPackageUsage.read(mPackages); 2809 mCompilerStats.read(); 2810 2811 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2812 SystemClock.uptimeMillis()); 2813 Slog.i(TAG, "Time to scan packages: " 2814 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2815 + " seconds"); 2816 2817 // If the platform SDK has changed since the last time we booted, 2818 // we need to re-grant app permission to catch any new ones that 2819 // appear. This is really a hack, and means that apps can in some 2820 // cases get permissions that the user didn't initially explicitly 2821 // allow... it would be nice to have some better way to handle 2822 // this situation. 2823 int updateFlags = UPDATE_PERMISSIONS_ALL; 2824 if (ver.sdkVersion != mSdkVersion) { 2825 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2826 + mSdkVersion + "; regranting permissions for internal storage"); 2827 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 2828 } 2829 updatePermissionsLPw(null, null, StorageManager.UUID_PRIVATE_INTERNAL, updateFlags); 2830 ver.sdkVersion = mSdkVersion; 2831 2832 // If this is the first boot or an update from pre-M, and it is a normal 2833 // boot, then we need to initialize the default preferred apps across 2834 // all defined users. 2835 if (!onlyCore && (mPromoteSystemApps || mFirstBoot)) { 2836 for (UserInfo user : sUserManager.getUsers(true)) { 2837 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 2838 applyFactoryDefaultBrowserLPw(user.id); 2839 primeDomainVerificationsLPw(user.id); 2840 } 2841 } 2842 2843 // Prepare storage for system user really early during boot, 2844 // since core system apps like SettingsProvider and SystemUI 2845 // can't wait for user to start 2846 final int storageFlags; 2847 if (StorageManager.isFileEncryptedNativeOrEmulated()) { 2848 storageFlags = StorageManager.FLAG_STORAGE_DE; 2849 } else { 2850 storageFlags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 2851 } 2852 List<String> deferPackages = reconcileAppsDataLI(StorageManager.UUID_PRIVATE_INTERNAL, 2853 UserHandle.USER_SYSTEM, storageFlags, true /* migrateAppData */, 2854 true /* onlyCoreApps */); 2855 mPrepareAppDataFuture = SystemServerInitThreadPool.get().submit(() -> { 2856 BootTimingsTraceLog traceLog = new BootTimingsTraceLog("SystemServerTimingAsync", 2857 Trace.TRACE_TAG_PACKAGE_MANAGER); 2858 traceLog.traceBegin("AppDataFixup"); 2859 try { 2860 mInstaller.fixupAppData(StorageManager.UUID_PRIVATE_INTERNAL, 2861 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 2862 } catch (InstallerException e) { 2863 Slog.w(TAG, "Trouble fixing GIDs", e); 2864 } 2865 traceLog.traceEnd(); 2866 2867 traceLog.traceBegin("AppDataPrepare"); 2868 if (deferPackages == null || deferPackages.isEmpty()) { 2869 return; 2870 } 2871 int count = 0; 2872 for (String pkgName : deferPackages) { 2873 PackageParser.Package pkg = null; 2874 synchronized (mPackages) { 2875 PackageSetting ps = mSettings.getPackageLPr(pkgName); 2876 if (ps != null && ps.getInstalled(UserHandle.USER_SYSTEM)) { 2877 pkg = ps.pkg; 2878 } 2879 } 2880 if (pkg != null) { 2881 synchronized (mInstallLock) { 2882 prepareAppDataAndMigrateLIF(pkg, UserHandle.USER_SYSTEM, storageFlags, 2883 true /* maybeMigrateAppData */); 2884 } 2885 count++; 2886 } 2887 } 2888 traceLog.traceEnd(); 2889 Slog.i(TAG, "Deferred reconcileAppsData finished " + count + " packages"); 2890 }, "prepareAppData"); 2891 2892 // If this is first boot after an OTA, and a normal boot, then 2893 // we need to clear code cache directories. 2894 // Note that we do *not* clear the application profiles. These remain valid 2895 // across OTAs and are used to drive profile verification (post OTA) and 2896 // profile compilation (without waiting to collect a fresh set of profiles). 2897 if (mIsUpgrade && !onlyCore) { 2898 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2899 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2900 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2901 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2902 // No apps are running this early, so no need to freeze 2903 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 2904 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 2905 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 2906 } 2907 } 2908 ver.fingerprint = Build.FINGERPRINT; 2909 } 2910 2911 checkDefaultBrowser(); 2912 2913 // clear only after permissions and other defaults have been updated 2914 mExistingSystemPackages.clear(); 2915 mPromoteSystemApps = false; 2916 2917 // All the changes are done during package scanning. 2918 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2919 2920 // can downgrade to reader 2921 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "write settings"); 2922 mSettings.writeLPr(); 2923 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2924 2925 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2926 SystemClock.uptimeMillis()); 2927 2928 if (!mOnlyCore) { 2929 mRequiredVerifierPackage = getRequiredButNotReallyRequiredVerifierLPr(); 2930 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2931 mRequiredUninstallerPackage = getRequiredUninstallerLPr(); 2932 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2933 if (mIntentFilterVerifierComponent != null) { 2934 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2935 mIntentFilterVerifierComponent); 2936 } else { 2937 mIntentFilterVerifier = null; 2938 } 2939 mServicesSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 2940 PackageManager.SYSTEM_SHARED_LIBRARY_SERVICES, 2941 SharedLibraryInfo.VERSION_UNDEFINED); 2942 mSharedSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 2943 PackageManager.SYSTEM_SHARED_LIBRARY_SHARED, 2944 SharedLibraryInfo.VERSION_UNDEFINED); 2945 } else { 2946 mRequiredVerifierPackage = null; 2947 mRequiredInstallerPackage = null; 2948 mRequiredUninstallerPackage = null; 2949 mIntentFilterVerifierComponent = null; 2950 mIntentFilterVerifier = null; 2951 mServicesSystemSharedLibraryPackageName = null; 2952 mSharedSystemSharedLibraryPackageName = null; 2953 } 2954 2955 mInstallerService = new PackageInstallerService(context, this); 2956 final Pair<ComponentName, String> instantAppResolverComponent = 2957 getInstantAppResolverLPr(); 2958 if (instantAppResolverComponent != null) { 2959 if (DEBUG_EPHEMERAL) { 2960 Slog.d(TAG, "Set ephemeral resolver: " + instantAppResolverComponent); 2961 } 2962 mInstantAppResolverConnection = new EphemeralResolverConnection( 2963 mContext, instantAppResolverComponent.first, 2964 instantAppResolverComponent.second); 2965 mInstantAppResolverSettingsComponent = 2966 getInstantAppResolverSettingsLPr(instantAppResolverComponent.first); 2967 } else { 2968 mInstantAppResolverConnection = null; 2969 mInstantAppResolverSettingsComponent = null; 2970 } 2971 updateInstantAppInstallerLocked(null); 2972 2973 // Read and update the usage of dex files. 2974 // Do this at the end of PM init so that all the packages have their 2975 // data directory reconciled. 2976 // At this point we know the code paths of the packages, so we can validate 2977 // the disk file and build the internal cache. 2978 // The usage file is expected to be small so loading and verifying it 2979 // should take a fairly small time compare to the other activities (e.g. package 2980 // scanning). 2981 final Map<Integer, List<PackageInfo>> userPackages = new HashMap<>(); 2982 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 2983 for (int userId : currentUserIds) { 2984 userPackages.put(userId, getInstalledPackages(/*flags*/ 0, userId).getList()); 2985 } 2986 mDexManager.load(userPackages); 2987 } // synchronized (mPackages) 2988 } // synchronized (mInstallLock) 2989 2990 // Now after opening every single application zip, make sure they 2991 // are all flushed. Not really needed, but keeps things nice and 2992 // tidy. 2993 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "GC"); 2994 Runtime.getRuntime().gc(); 2995 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2996 2997 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "loadFallbacks"); 2998 FallbackCategoryProvider.loadFallbacks(); 2999 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3000 3001 // The initial scanning above does many calls into installd while 3002 // holding the mPackages lock, but we're mostly interested in yelling 3003 // once we have a booted system. 3004 mInstaller.setWarnIfHeld(mPackages); 3005 3006 // Expose private service for system components to use. 3007 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 3008 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3009 } 3010 3011 private void updateInstantAppInstallerLocked(String modifiedPackage) { 3012 // we're only interested in updating the installer appliction when 1) it's not 3013 // already set or 2) the modified package is the installer 3014 if (mInstantAppInstallerActivity != null 3015 && !mInstantAppInstallerActivity.getComponentName().getPackageName() 3016 .equals(modifiedPackage)) { 3017 return; 3018 } 3019 setUpInstantAppInstallerActivityLP(getInstantAppInstallerLPr()); 3020 } 3021 3022 private static File preparePackageParserCache(boolean isUpgrade) { 3023 if (!DEFAULT_PACKAGE_PARSER_CACHE_ENABLED) { 3024 return null; 3025 } 3026 3027 // Disable package parsing on eng builds to allow for faster incremental development. 3028 if ("eng".equals(Build.TYPE)) { 3029 return null; 3030 } 3031 3032 if (SystemProperties.getBoolean("pm.boot.disable_package_cache", false)) { 3033 Slog.i(TAG, "Disabling package parser cache due to system property."); 3034 return null; 3035 } 3036 3037 // The base directory for the package parser cache lives under /data/system/. 3038 final File cacheBaseDir = FileUtils.createDir(Environment.getDataSystemDirectory(), 3039 "package_cache"); 3040 if (cacheBaseDir == null) { 3041 return null; 3042 } 3043 3044 // If this is a system upgrade scenario, delete the contents of the package cache dir. 3045 // This also serves to "GC" unused entries when the package cache version changes (which 3046 // can only happen during upgrades). 3047 if (isUpgrade) { 3048 FileUtils.deleteContents(cacheBaseDir); 3049 } 3050 3051 3052 // Return the versioned package cache directory. This is something like 3053 // "/data/system/package_cache/1" 3054 File cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 3055 3056 // The following is a workaround to aid development on non-numbered userdebug 3057 // builds or cases where "adb sync" is used on userdebug builds. If we detect that 3058 // the system partition is newer. 3059 // 3060 // NOTE: When no BUILD_NUMBER is set by the build system, it defaults to a build 3061 // that starts with "eng." to signify that this is an engineering build and not 3062 // destined for release. 3063 if ("userdebug".equals(Build.TYPE) && Build.VERSION.INCREMENTAL.startsWith("eng.")) { 3064 Slog.w(TAG, "Wiping cache directory because the system partition changed."); 3065 3066 // Heuristic: If the /system directory has been modified recently due to an "adb sync" 3067 // or a regular make, then blow away the cache. Note that mtimes are *NOT* reliable 3068 // in general and should not be used for production changes. In this specific case, 3069 // we know that they will work. 3070 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 3071 if (cacheDir.lastModified() < frameworkDir.lastModified()) { 3072 FileUtils.deleteContents(cacheBaseDir); 3073 cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 3074 } 3075 } 3076 3077 return cacheDir; 3078 } 3079 3080 @Override 3081 public boolean isFirstBoot() { 3082 return mFirstBoot; 3083 } 3084 3085 @Override 3086 public boolean isOnlyCoreApps() { 3087 return mOnlyCore; 3088 } 3089 3090 @Override 3091 public boolean isUpgrade() { 3092 return mIsUpgrade; 3093 } 3094 3095 private @Nullable String getRequiredButNotReallyRequiredVerifierLPr() { 3096 final Intent intent = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 3097 3098 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 3099 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3100 UserHandle.USER_SYSTEM); 3101 if (matches.size() == 1) { 3102 return matches.get(0).getComponentInfo().packageName; 3103 } else if (matches.size() == 0) { 3104 Log.e(TAG, "There should probably be a verifier, but, none were found"); 3105 return null; 3106 } 3107 throw new RuntimeException("There must be exactly one verifier; found " + matches); 3108 } 3109 3110 private @NonNull String getRequiredSharedLibraryLPr(String name, int version) { 3111 synchronized (mPackages) { 3112 SharedLibraryEntry libraryEntry = getSharedLibraryEntryLPr(name, version); 3113 if (libraryEntry == null) { 3114 throw new IllegalStateException("Missing required shared library:" + name); 3115 } 3116 return libraryEntry.apk; 3117 } 3118 } 3119 3120 private @NonNull String getRequiredInstallerLPr() { 3121 final Intent intent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 3122 intent.addCategory(Intent.CATEGORY_DEFAULT); 3123 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3124 3125 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3126 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3127 UserHandle.USER_SYSTEM); 3128 if (matches.size() == 1) { 3129 ResolveInfo resolveInfo = matches.get(0); 3130 if (!resolveInfo.activityInfo.applicationInfo.isPrivilegedApp()) { 3131 throw new RuntimeException("The installer must be a privileged app"); 3132 } 3133 return matches.get(0).getComponentInfo().packageName; 3134 } else { 3135 throw new RuntimeException("There must be exactly one installer; found " + matches); 3136 } 3137 } 3138 3139 private @NonNull String getRequiredUninstallerLPr() { 3140 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 3141 intent.addCategory(Intent.CATEGORY_DEFAULT); 3142 intent.setData(Uri.fromParts(PACKAGE_SCHEME, "foo.bar", null)); 3143 3144 final ResolveInfo resolveInfo = resolveIntent(intent, null, 3145 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3146 UserHandle.USER_SYSTEM); 3147 if (resolveInfo == null || 3148 mResolveActivity.name.equals(resolveInfo.getComponentInfo().name)) { 3149 throw new RuntimeException("There must be exactly one uninstaller; found " 3150 + resolveInfo); 3151 } 3152 return resolveInfo.getComponentInfo().packageName; 3153 } 3154 3155 private @NonNull ComponentName getIntentFilterVerifierComponentNameLPr() { 3156 final Intent intent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 3157 3158 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 3159 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3160 UserHandle.USER_SYSTEM); 3161 ResolveInfo best = null; 3162 final int N = matches.size(); 3163 for (int i = 0; i < N; i++) { 3164 final ResolveInfo cur = matches.get(i); 3165 final String packageName = cur.getComponentInfo().packageName; 3166 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 3167 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 3168 continue; 3169 } 3170 3171 if (best == null || cur.priority > best.priority) { 3172 best = cur; 3173 } 3174 } 3175 3176 if (best != null) { 3177 return best.getComponentInfo().getComponentName(); 3178 } 3179 Slog.w(TAG, "Intent filter verifier not found"); 3180 return null; 3181 } 3182 3183 private @Nullable Pair<ComponentName, String> getInstantAppResolverLPr() { 3184 final String[] packageArray = 3185 mContext.getResources().getStringArray(R.array.config_ephemeralResolverPackage); 3186 if (packageArray.length == 0 && !Build.IS_DEBUGGABLE) { 3187 if (DEBUG_EPHEMERAL) { 3188 Slog.d(TAG, "Ephemeral resolver NOT found; empty package list"); 3189 } 3190 return null; 3191 } 3192 3193 final int callingUid = Binder.getCallingUid(); 3194 final int resolveFlags = 3195 MATCH_DIRECT_BOOT_AWARE 3196 | MATCH_DIRECT_BOOT_UNAWARE 3197 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3198 String actionName = Intent.ACTION_RESOLVE_INSTANT_APP_PACKAGE; 3199 final Intent resolverIntent = new Intent(actionName); 3200 List<ResolveInfo> resolvers = queryIntentServicesInternal(resolverIntent, null, 3201 resolveFlags, UserHandle.USER_SYSTEM, callingUid, false /*includeInstantApps*/); 3202 // temporarily look for the old action 3203 if (resolvers.size() == 0) { 3204 if (DEBUG_EPHEMERAL) { 3205 Slog.d(TAG, "Ephemeral resolver not found with new action; try old one"); 3206 } 3207 actionName = Intent.ACTION_RESOLVE_EPHEMERAL_PACKAGE; 3208 resolverIntent.setAction(actionName); 3209 resolvers = queryIntentServicesInternal(resolverIntent, null, 3210 resolveFlags, UserHandle.USER_SYSTEM, callingUid, false /*includeInstantApps*/); 3211 } 3212 final int N = resolvers.size(); 3213 if (N == 0) { 3214 if (DEBUG_EPHEMERAL) { 3215 Slog.d(TAG, "Ephemeral resolver NOT found; no matching intent filters"); 3216 } 3217 return null; 3218 } 3219 3220 final Set<String> possiblePackages = new ArraySet<>(Arrays.asList(packageArray)); 3221 for (int i = 0; i < N; i++) { 3222 final ResolveInfo info = resolvers.get(i); 3223 3224 if (info.serviceInfo == null) { 3225 continue; 3226 } 3227 3228 final String packageName = info.serviceInfo.packageName; 3229 if (!possiblePackages.contains(packageName) && !Build.IS_DEBUGGABLE) { 3230 if (DEBUG_EPHEMERAL) { 3231 Slog.d(TAG, "Ephemeral resolver not in allowed package list;" 3232 + " pkg: " + packageName + ", info:" + info); 3233 } 3234 continue; 3235 } 3236 3237 if (DEBUG_EPHEMERAL) { 3238 Slog.v(TAG, "Ephemeral resolver found;" 3239 + " pkg: " + packageName + ", info:" + info); 3240 } 3241 return new Pair<>(new ComponentName(packageName, info.serviceInfo.name), actionName); 3242 } 3243 if (DEBUG_EPHEMERAL) { 3244 Slog.v(TAG, "Ephemeral resolver NOT found"); 3245 } 3246 return null; 3247 } 3248 3249 private @Nullable ActivityInfo getInstantAppInstallerLPr() { 3250 final Intent intent = new Intent(Intent.ACTION_INSTALL_INSTANT_APP_PACKAGE); 3251 intent.addCategory(Intent.CATEGORY_DEFAULT); 3252 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3253 3254 final int resolveFlags = 3255 MATCH_DIRECT_BOOT_AWARE 3256 | MATCH_DIRECT_BOOT_UNAWARE 3257 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3258 List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3259 resolveFlags, UserHandle.USER_SYSTEM); 3260 // temporarily look for the old action 3261 if (matches.isEmpty()) { 3262 if (DEBUG_EPHEMERAL) { 3263 Slog.d(TAG, "Ephemeral installer not found with new action; try old one"); 3264 } 3265 intent.setAction(Intent.ACTION_INSTALL_EPHEMERAL_PACKAGE); 3266 matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3267 resolveFlags, UserHandle.USER_SYSTEM); 3268 } 3269 Iterator<ResolveInfo> iter = matches.iterator(); 3270 while (iter.hasNext()) { 3271 final ResolveInfo rInfo = iter.next(); 3272 final PackageSetting ps = mSettings.mPackages.get(rInfo.activityInfo.packageName); 3273 if (ps != null) { 3274 final PermissionsState permissionsState = ps.getPermissionsState(); 3275 if (permissionsState.hasPermission(Manifest.permission.INSTALL_PACKAGES, 0)) { 3276 continue; 3277 } 3278 } 3279 iter.remove(); 3280 } 3281 if (matches.size() == 0) { 3282 return null; 3283 } else if (matches.size() == 1) { 3284 return (ActivityInfo) matches.get(0).getComponentInfo(); 3285 } else { 3286 throw new RuntimeException( 3287 "There must be at most one ephemeral installer; found " + matches); 3288 } 3289 } 3290 3291 private @Nullable ComponentName getInstantAppResolverSettingsLPr( 3292 @NonNull ComponentName resolver) { 3293 final Intent intent = new Intent(Intent.ACTION_INSTANT_APP_RESOLVER_SETTINGS) 3294 .addCategory(Intent.CATEGORY_DEFAULT) 3295 .setPackage(resolver.getPackageName()); 3296 final int resolveFlags = MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 3297 List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, resolveFlags, 3298 UserHandle.USER_SYSTEM); 3299 // temporarily look for the old action 3300 if (matches.isEmpty()) { 3301 if (DEBUG_EPHEMERAL) { 3302 Slog.d(TAG, "Ephemeral resolver settings not found with new action; try old one"); 3303 } 3304 intent.setAction(Intent.ACTION_EPHEMERAL_RESOLVER_SETTINGS); 3305 matches = queryIntentActivitiesInternal(intent, null, resolveFlags, 3306 UserHandle.USER_SYSTEM); 3307 } 3308 if (matches.isEmpty()) { 3309 return null; 3310 } 3311 return matches.get(0).getComponentInfo().getComponentName(); 3312 } 3313 3314 private void primeDomainVerificationsLPw(int userId) { 3315 if (DEBUG_DOMAIN_VERIFICATION) { 3316 Slog.d(TAG, "Priming domain verifications in user " + userId); 3317 } 3318 3319 SystemConfig systemConfig = SystemConfig.getInstance(); 3320 ArraySet<String> packages = systemConfig.getLinkedApps(); 3321 3322 for (String packageName : packages) { 3323 PackageParser.Package pkg = mPackages.get(packageName); 3324 if (pkg != null) { 3325 if (!pkg.isSystemApp()) { 3326 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 3327 continue; 3328 } 3329 3330 ArraySet<String> domains = null; 3331 for (PackageParser.Activity a : pkg.activities) { 3332 for (ActivityIntentInfo filter : a.intents) { 3333 if (hasValidDomains(filter)) { 3334 if (domains == null) { 3335 domains = new ArraySet<String>(); 3336 } 3337 domains.addAll(filter.getHostsList()); 3338 } 3339 } 3340 } 3341 3342 if (domains != null && domains.size() > 0) { 3343 if (DEBUG_DOMAIN_VERIFICATION) { 3344 Slog.v(TAG, " + " + packageName); 3345 } 3346 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 3347 // state w.r.t. the formal app-linkage "no verification attempted" state; 3348 // and then 'always' in the per-user state actually used for intent resolution. 3349 final IntentFilterVerificationInfo ivi; 3350 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, domains); 3351 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 3352 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 3353 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 3354 } else { 3355 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 3356 + "' does not handle web links"); 3357 } 3358 } else { 3359 Slog.w(TAG, "Unknown package " + packageName + " in sysconfig <app-link>"); 3360 } 3361 } 3362 3363 scheduleWritePackageRestrictionsLocked(userId); 3364 scheduleWriteSettingsLocked(); 3365 } 3366 3367 private void applyFactoryDefaultBrowserLPw(int userId) { 3368 // The default browser app's package name is stored in a string resource, 3369 // with a product-specific overlay used for vendor customization. 3370 String browserPkg = mContext.getResources().getString( 3371 com.android.internal.R.string.default_browser); 3372 if (!TextUtils.isEmpty(browserPkg)) { 3373 // non-empty string => required to be a known package 3374 PackageSetting ps = mSettings.mPackages.get(browserPkg); 3375 if (ps == null) { 3376 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 3377 browserPkg = null; 3378 } else { 3379 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3380 } 3381 } 3382 3383 // Nothing valid explicitly set? Make the factory-installed browser the explicit 3384 // default. If there's more than one, just leave everything alone. 3385 if (browserPkg == null) { 3386 calculateDefaultBrowserLPw(userId); 3387 } 3388 } 3389 3390 private void calculateDefaultBrowserLPw(int userId) { 3391 List<String> allBrowsers = resolveAllBrowserApps(userId); 3392 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 3393 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3394 } 3395 3396 private List<String> resolveAllBrowserApps(int userId) { 3397 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 3398 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3399 PackageManager.MATCH_ALL, userId); 3400 3401 final int count = list.size(); 3402 List<String> result = new ArrayList<String>(count); 3403 for (int i=0; i<count; i++) { 3404 ResolveInfo info = list.get(i); 3405 if (info.activityInfo == null 3406 || !info.handleAllWebDataURI 3407 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 3408 || result.contains(info.activityInfo.packageName)) { 3409 continue; 3410 } 3411 result.add(info.activityInfo.packageName); 3412 } 3413 3414 return result; 3415 } 3416 3417 private boolean packageIsBrowser(String packageName, int userId) { 3418 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3419 PackageManager.MATCH_ALL, userId); 3420 final int N = list.size(); 3421 for (int i = 0; i < N; i++) { 3422 ResolveInfo info = list.get(i); 3423 if (packageName.equals(info.activityInfo.packageName)) { 3424 return true; 3425 } 3426 } 3427 return false; 3428 } 3429 3430 private void checkDefaultBrowser() { 3431 final int myUserId = UserHandle.myUserId(); 3432 final String packageName = getDefaultBrowserPackageName(myUserId); 3433 if (packageName != null) { 3434 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 3435 if (info == null) { 3436 Slog.w(TAG, "Default browser no longer installed: " + packageName); 3437 synchronized (mPackages) { 3438 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 3439 } 3440 } 3441 } 3442 } 3443 3444 @Override 3445 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 3446 throws RemoteException { 3447 try { 3448 return super.onTransact(code, data, reply, flags); 3449 } catch (RuntimeException e) { 3450 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 3451 Slog.wtf(TAG, "Package Manager Crash", e); 3452 } 3453 throw e; 3454 } 3455 } 3456 3457 static int[] appendInts(int[] cur, int[] add) { 3458 if (add == null) return cur; 3459 if (cur == null) return add; 3460 final int N = add.length; 3461 for (int i=0; i<N; i++) { 3462 cur = appendInt(cur, add[i]); 3463 } 3464 return cur; 3465 } 3466 3467 private PackageInfo generatePackageInfo(PackageSetting ps, int flags, int userId) { 3468 if (!sUserManager.exists(userId)) return null; 3469 if (ps == null) { 3470 return null; 3471 } 3472 final PackageParser.Package p = ps.pkg; 3473 if (p == null) { 3474 return null; 3475 } 3476 // Filter out ephemeral app metadata: 3477 // * The system/shell/root can see metadata for any app 3478 // * An installed app can see metadata for 1) other installed apps 3479 // and 2) ephemeral apps that have explicitly interacted with it 3480 // * Ephemeral apps can only see their own data and exposed installed apps 3481 // * Holding a signature permission allows seeing instant apps 3482 final int callingAppId = UserHandle.getAppId(Binder.getCallingUid()); 3483 if (callingAppId != Process.SYSTEM_UID 3484 && callingAppId != Process.SHELL_UID 3485 && callingAppId != Process.ROOT_UID 3486 && checkUidPermission(Manifest.permission.ACCESS_INSTANT_APPS, 3487 Binder.getCallingUid()) != PackageManager.PERMISSION_GRANTED) { 3488 final String instantAppPackageName = getInstantAppPackageName(Binder.getCallingUid()); 3489 if (instantAppPackageName != null) { 3490 // ephemeral apps can only get information on themselves or 3491 // installed apps that are exposed. 3492 if (!instantAppPackageName.equals(p.packageName) 3493 && (ps.getInstantApp(userId) || !p.visibleToInstantApps)) { 3494 return null; 3495 } 3496 } else { 3497 if (ps.getInstantApp(userId)) { 3498 // only get access to the ephemeral app if we've been granted access 3499 if (!mInstantAppRegistry.isInstantAccessGranted( 3500 userId, callingAppId, ps.appId)) { 3501 return null; 3502 } 3503 } 3504 } 3505 } 3506 3507 final PermissionsState permissionsState = ps.getPermissionsState(); 3508 3509 // Compute GIDs only if requested 3510 final int[] gids = (flags & PackageManager.GET_GIDS) == 0 3511 ? EMPTY_INT_ARRAY : permissionsState.computeGids(userId); 3512 // Compute granted permissions only if package has requested permissions 3513 final Set<String> permissions = ArrayUtils.isEmpty(p.requestedPermissions) 3514 ? Collections.<String>emptySet() : permissionsState.getPermissions(userId); 3515 final PackageUserState state = ps.readUserState(userId); 3516 3517 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0 3518 && ps.isSystem()) { 3519 flags |= MATCH_ANY_USER; 3520 } 3521 3522 PackageInfo packageInfo = PackageParser.generatePackageInfo(p, gids, flags, 3523 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 3524 3525 if (packageInfo == null) { 3526 return null; 3527 } 3528 3529 rebaseEnabledOverlays(packageInfo.applicationInfo, userId); 3530 3531 packageInfo.packageName = packageInfo.applicationInfo.packageName = 3532 resolveExternalPackageNameLPr(p); 3533 3534 return packageInfo; 3535 } 3536 3537 @Override 3538 public void checkPackageStartable(String packageName, int userId) { 3539 final boolean userKeyUnlocked = StorageManager.isUserKeyUnlocked(userId); 3540 3541 synchronized (mPackages) { 3542 final PackageSetting ps = mSettings.mPackages.get(packageName); 3543 if (ps == null) { 3544 throw new SecurityException("Package " + packageName + " was not found!"); 3545 } 3546 3547 if (!ps.getInstalled(userId)) { 3548 throw new SecurityException( 3549 "Package " + packageName + " was not installed for user " + userId + "!"); 3550 } 3551 3552 if (mSafeMode && !ps.isSystem()) { 3553 throw new SecurityException("Package " + packageName + " not a system app!"); 3554 } 3555 3556 if (mFrozenPackages.contains(packageName)) { 3557 throw new SecurityException("Package " + packageName + " is currently frozen!"); 3558 } 3559 3560 if (!userKeyUnlocked && !(ps.pkg.applicationInfo.isDirectBootAware() 3561 || ps.pkg.applicationInfo.isPartiallyDirectBootAware())) { 3562 throw new SecurityException("Package " + packageName + " is not encryption aware!"); 3563 } 3564 } 3565 } 3566 3567 @Override 3568 public boolean isPackageAvailable(String packageName, int userId) { 3569 if (!sUserManager.exists(userId)) return false; 3570 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3571 false /* requireFullPermission */, false /* checkShell */, "is package available"); 3572 synchronized (mPackages) { 3573 PackageParser.Package p = mPackages.get(packageName); 3574 if (p != null) { 3575 final PackageSetting ps = (PackageSetting) p.mExtras; 3576 if (ps != null) { 3577 final PackageUserState state = ps.readUserState(userId); 3578 if (state != null) { 3579 return PackageParser.isAvailable(state); 3580 } 3581 } 3582 } 3583 } 3584 return false; 3585 } 3586 3587 @Override 3588 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 3589 return getPackageInfoInternal(packageName, PackageManager.VERSION_CODE_HIGHEST, 3590 flags, userId); 3591 } 3592 3593 @Override 3594 public PackageInfo getPackageInfoVersioned(VersionedPackage versionedPackage, 3595 int flags, int userId) { 3596 return getPackageInfoInternal(versionedPackage.getPackageName(), 3597 // TODO: We will change version code to long, so in the new API it is long 3598 (int) versionedPackage.getVersionCode(), flags, userId); 3599 } 3600 3601 private PackageInfo getPackageInfoInternal(String packageName, int versionCode, 3602 int flags, int userId) { 3603 if (!sUserManager.exists(userId)) return null; 3604 flags = updateFlagsForPackage(flags, userId, packageName); 3605 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3606 false /* requireFullPermission */, false /* checkShell */, "get package info"); 3607 3608 // reader 3609 synchronized (mPackages) { 3610 // Normalize package name to handle renamed packages and static libs 3611 packageName = resolveInternalPackageNameLPr(packageName, versionCode); 3612 3613 final boolean matchFactoryOnly = (flags & MATCH_FACTORY_ONLY) != 0; 3614 if (matchFactoryOnly) { 3615 final PackageSetting ps = mSettings.getDisabledSystemPkgLPr(packageName); 3616 if (ps != null) { 3617 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 3618 return null; 3619 } 3620 return generatePackageInfo(ps, flags, userId); 3621 } 3622 } 3623 3624 PackageParser.Package p = mPackages.get(packageName); 3625 if (matchFactoryOnly && p != null && !isSystemApp(p)) { 3626 return null; 3627 } 3628 if (DEBUG_PACKAGE_INFO) 3629 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 3630 if (p != null) { 3631 if (filterSharedLibPackageLPr((PackageSetting) p.mExtras, 3632 Binder.getCallingUid(), userId)) { 3633 return null; 3634 } 3635 return generatePackageInfo((PackageSetting)p.mExtras, flags, userId); 3636 } 3637 if (!matchFactoryOnly && (flags & MATCH_KNOWN_PACKAGES) != 0) { 3638 final PackageSetting ps = mSettings.mPackages.get(packageName); 3639 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 3640 return null; 3641 } 3642 return generatePackageInfo(ps, flags, userId); 3643 } 3644 } 3645 return null; 3646 } 3647 3648 3649 private boolean filterSharedLibPackageLPr(@Nullable PackageSetting ps, int uid, int userId) { 3650 // System/shell/root get to see all static libs 3651 final int appId = UserHandle.getAppId(uid); 3652 if (appId == Process.SYSTEM_UID || appId == Process.SHELL_UID 3653 || appId == Process.ROOT_UID) { 3654 return false; 3655 } 3656 3657 // No package means no static lib as it is always on internal storage 3658 if (ps == null || ps.pkg == null || !ps.pkg.applicationInfo.isStaticSharedLibrary()) { 3659 return false; 3660 } 3661 3662 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(ps.pkg.staticSharedLibName, 3663 ps.pkg.staticSharedLibVersion); 3664 if (libEntry == null) { 3665 return false; 3666 } 3667 3668 final int resolvedUid = UserHandle.getUid(userId, UserHandle.getAppId(uid)); 3669 final String[] uidPackageNames = getPackagesForUid(resolvedUid); 3670 if (uidPackageNames == null) { 3671 return true; 3672 } 3673 3674 for (String uidPackageName : uidPackageNames) { 3675 if (ps.name.equals(uidPackageName)) { 3676 return false; 3677 } 3678 PackageSetting uidPs = mSettings.getPackageLPr(uidPackageName); 3679 if (uidPs != null) { 3680 final int index = ArrayUtils.indexOf(uidPs.usesStaticLibraries, 3681 libEntry.info.getName()); 3682 if (index < 0) { 3683 continue; 3684 } 3685 if (uidPs.pkg.usesStaticLibrariesVersions[index] == libEntry.info.getVersion()) { 3686 return false; 3687 } 3688 } 3689 } 3690 return true; 3691 } 3692 3693 @Override 3694 public String[] currentToCanonicalPackageNames(String[] names) { 3695 String[] out = new String[names.length]; 3696 // reader 3697 synchronized (mPackages) { 3698 for (int i=names.length-1; i>=0; i--) { 3699 PackageSetting ps = mSettings.mPackages.get(names[i]); 3700 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 3701 } 3702 } 3703 return out; 3704 } 3705 3706 @Override 3707 public String[] canonicalToCurrentPackageNames(String[] names) { 3708 String[] out = new String[names.length]; 3709 // reader 3710 synchronized (mPackages) { 3711 for (int i=names.length-1; i>=0; i--) { 3712 String cur = mSettings.getRenamedPackageLPr(names[i]); 3713 out[i] = cur != null ? cur : names[i]; 3714 } 3715 } 3716 return out; 3717 } 3718 3719 @Override 3720 public int getPackageUid(String packageName, int flags, int userId) { 3721 if (!sUserManager.exists(userId)) return -1; 3722 flags = updateFlagsForPackage(flags, userId, packageName); 3723 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3724 false /* requireFullPermission */, false /* checkShell */, "get package uid"); 3725 3726 // reader 3727 synchronized (mPackages) { 3728 final PackageParser.Package p = mPackages.get(packageName); 3729 if (p != null && p.isMatch(flags)) { 3730 return UserHandle.getUid(userId, p.applicationInfo.uid); 3731 } 3732 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 3733 final PackageSetting ps = mSettings.mPackages.get(packageName); 3734 if (ps != null && ps.isMatch(flags)) { 3735 return UserHandle.getUid(userId, ps.appId); 3736 } 3737 } 3738 } 3739 3740 return -1; 3741 } 3742 3743 @Override 3744 public int[] getPackageGids(String packageName, int flags, int userId) { 3745 if (!sUserManager.exists(userId)) return null; 3746 flags = updateFlagsForPackage(flags, userId, packageName); 3747 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3748 false /* requireFullPermission */, false /* checkShell */, 3749 "getPackageGids"); 3750 3751 // reader 3752 synchronized (mPackages) { 3753 final PackageParser.Package p = mPackages.get(packageName); 3754 if (p != null && p.isMatch(flags)) { 3755 PackageSetting ps = (PackageSetting) p.mExtras; 3756 // TODO: Shouldn't this be checking for package installed state for userId and 3757 // return null? 3758 return ps.getPermissionsState().computeGids(userId); 3759 } 3760 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 3761 final PackageSetting ps = mSettings.mPackages.get(packageName); 3762 if (ps != null && ps.isMatch(flags)) { 3763 return ps.getPermissionsState().computeGids(userId); 3764 } 3765 } 3766 } 3767 3768 return null; 3769 } 3770 3771 static PermissionInfo generatePermissionInfo(BasePermission bp, int flags) { 3772 if (bp.perm != null) { 3773 return PackageParser.generatePermissionInfo(bp.perm, flags); 3774 } 3775 PermissionInfo pi = new PermissionInfo(); 3776 pi.name = bp.name; 3777 pi.packageName = bp.sourcePackage; 3778 pi.nonLocalizedLabel = bp.name; 3779 pi.protectionLevel = bp.protectionLevel; 3780 return pi; 3781 } 3782 3783 @Override 3784 public PermissionInfo getPermissionInfo(String name, int flags) { 3785 // reader 3786 synchronized (mPackages) { 3787 final BasePermission p = mSettings.mPermissions.get(name); 3788 if (p != null) { 3789 return generatePermissionInfo(p, flags); 3790 } 3791 return null; 3792 } 3793 } 3794 3795 @Override 3796 public @Nullable ParceledListSlice<PermissionInfo> queryPermissionsByGroup(String group, 3797 int flags) { 3798 // reader 3799 synchronized (mPackages) { 3800 if (group != null && !mPermissionGroups.containsKey(group)) { 3801 // This is thrown as NameNotFoundException 3802 return null; 3803 } 3804 3805 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 3806 for (BasePermission p : mSettings.mPermissions.values()) { 3807 if (group == null) { 3808 if (p.perm == null || p.perm.info.group == null) { 3809 out.add(generatePermissionInfo(p, flags)); 3810 } 3811 } else { 3812 if (p.perm != null && group.equals(p.perm.info.group)) { 3813 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 3814 } 3815 } 3816 } 3817 return new ParceledListSlice<>(out); 3818 } 3819 } 3820 3821 @Override 3822 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 3823 // reader 3824 synchronized (mPackages) { 3825 return PackageParser.generatePermissionGroupInfo( 3826 mPermissionGroups.get(name), flags); 3827 } 3828 } 3829 3830 @Override 3831 public @NonNull ParceledListSlice<PermissionGroupInfo> getAllPermissionGroups(int flags) { 3832 // reader 3833 synchronized (mPackages) { 3834 final int N = mPermissionGroups.size(); 3835 ArrayList<PermissionGroupInfo> out 3836 = new ArrayList<PermissionGroupInfo>(N); 3837 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 3838 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 3839 } 3840 return new ParceledListSlice<>(out); 3841 } 3842 } 3843 3844 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 3845 int uid, int userId) { 3846 if (!sUserManager.exists(userId)) return null; 3847 PackageSetting ps = mSettings.mPackages.get(packageName); 3848 if (ps != null) { 3849 if (filterSharedLibPackageLPr(ps, uid, userId)) { 3850 return null; 3851 } 3852 if (ps.pkg == null) { 3853 final PackageInfo pInfo = generatePackageInfo(ps, flags, userId); 3854 if (pInfo != null) { 3855 return pInfo.applicationInfo; 3856 } 3857 return null; 3858 } 3859 ApplicationInfo ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 3860 ps.readUserState(userId), userId); 3861 if (ai != null) { 3862 rebaseEnabledOverlays(ai, userId); 3863 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 3864 } 3865 return ai; 3866 } 3867 return null; 3868 } 3869 3870 @Override 3871 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 3872 if (!sUserManager.exists(userId)) return null; 3873 flags = updateFlagsForApplication(flags, userId, packageName); 3874 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3875 false /* requireFullPermission */, false /* checkShell */, "get application info"); 3876 3877 // writer 3878 synchronized (mPackages) { 3879 // Normalize package name to handle renamed packages and static libs 3880 packageName = resolveInternalPackageNameLPr(packageName, 3881 PackageManager.VERSION_CODE_HIGHEST); 3882 3883 PackageParser.Package p = mPackages.get(packageName); 3884 if (DEBUG_PACKAGE_INFO) Log.v( 3885 TAG, "getApplicationInfo " + packageName 3886 + ": " + p); 3887 if (p != null) { 3888 PackageSetting ps = mSettings.mPackages.get(packageName); 3889 if (ps == null) return null; 3890 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 3891 return null; 3892 } 3893 // Note: isEnabledLP() does not apply here - always return info 3894 ApplicationInfo ai = PackageParser.generateApplicationInfo( 3895 p, flags, ps.readUserState(userId), userId); 3896 if (ai != null) { 3897 rebaseEnabledOverlays(ai, userId); 3898 ai.packageName = resolveExternalPackageNameLPr(p); 3899 } 3900 return ai; 3901 } 3902 if ("android".equals(packageName)||"system".equals(packageName)) { 3903 return mAndroidApplication; 3904 } 3905 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 3906 // Already generates the external package name 3907 return generateApplicationInfoFromSettingsLPw(packageName, 3908 Binder.getCallingUid(), flags, userId); 3909 } 3910 } 3911 return null; 3912 } 3913 3914 private void rebaseEnabledOverlays(@NonNull ApplicationInfo ai, int userId) { 3915 List<String> paths = new ArrayList<>(); 3916 ArrayMap<String, ArrayList<String>> userSpecificOverlays = 3917 mEnabledOverlayPaths.get(userId); 3918 if (userSpecificOverlays != null) { 3919 if (!"android".equals(ai.packageName)) { 3920 ArrayList<String> frameworkOverlays = userSpecificOverlays.get("android"); 3921 if (frameworkOverlays != null) { 3922 paths.addAll(frameworkOverlays); 3923 } 3924 } 3925 3926 ArrayList<String> appOverlays = userSpecificOverlays.get(ai.packageName); 3927 if (appOverlays != null) { 3928 paths.addAll(appOverlays); 3929 } 3930 } 3931 ai.resourceDirs = paths.size() > 0 ? paths.toArray(new String[paths.size()]) : null; 3932 } 3933 3934 private String normalizePackageNameLPr(String packageName) { 3935 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 3936 return normalizedPackageName != null ? normalizedPackageName : packageName; 3937 } 3938 3939 @Override 3940 public void deletePreloadsFileCache() { 3941 if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) { 3942 throw new SecurityException("Only system or settings may call deletePreloadsFileCache"); 3943 } 3944 File dir = Environment.getDataPreloadsFileCacheDirectory(); 3945 Slog.i(TAG, "Deleting preloaded file cache " + dir); 3946 FileUtils.deleteContents(dir); 3947 } 3948 3949 @Override 3950 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 3951 final IPackageDataObserver observer) { 3952 mContext.enforceCallingOrSelfPermission( 3953 android.Manifest.permission.CLEAR_APP_CACHE, null); 3954 mHandler.post(() -> { 3955 boolean success = false; 3956 try { 3957 freeStorage(volumeUuid, freeStorageSize, 0); 3958 success = true; 3959 } catch (IOException e) { 3960 Slog.w(TAG, e); 3961 } 3962 if (observer != null) { 3963 try { 3964 observer.onRemoveCompleted(null, success); 3965 } catch (RemoteException e) { 3966 Slog.w(TAG, e); 3967 } 3968 } 3969 }); 3970 } 3971 3972 @Override 3973 public void freeStorage(final String volumeUuid, final long freeStorageSize, 3974 final IntentSender pi) { 3975 mContext.enforceCallingOrSelfPermission( 3976 android.Manifest.permission.CLEAR_APP_CACHE, TAG); 3977 mHandler.post(() -> { 3978 boolean success = false; 3979 try { 3980 freeStorage(volumeUuid, freeStorageSize, 0); 3981 success = true; 3982 } catch (IOException e) { 3983 Slog.w(TAG, e); 3984 } 3985 if (pi != null) { 3986 try { 3987 pi.sendIntent(null, success ? 1 : 0, null, null, null); 3988 } catch (SendIntentException e) { 3989 Slog.w(TAG, e); 3990 } 3991 } 3992 }); 3993 } 3994 3995 /** 3996 * Blocking call to clear various types of cached data across the system 3997 * until the requested bytes are available. 3998 */ 3999 public void freeStorage(String volumeUuid, long bytes, int storageFlags) throws IOException { 4000 final StorageManager storage = mContext.getSystemService(StorageManager.class); 4001 final File file = storage.findPathForUuid(volumeUuid); 4002 if (file.getUsableSpace() >= bytes) return; 4003 4004 if (ENABLE_FREE_CACHE_V2) { 4005 final boolean aggressive = (storageFlags 4006 & StorageManager.FLAG_ALLOCATE_AGGRESSIVE) != 0; 4007 final boolean internalVolume = Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, 4008 volumeUuid); 4009 4010 // 1. Pre-flight to determine if we have any chance to succeed 4011 // 2. Consider preloaded data (after 1w honeymoon, unless aggressive) 4012 if (internalVolume && (aggressive || SystemProperties 4013 .getBoolean("persist.sys.preloads.file_cache_expired", false))) { 4014 deletePreloadsFileCache(); 4015 if (file.getUsableSpace() >= bytes) return; 4016 } 4017 4018 // 3. Consider parsed APK data (aggressive only) 4019 if (internalVolume && aggressive) { 4020 FileUtils.deleteContents(mCacheDir); 4021 if (file.getUsableSpace() >= bytes) return; 4022 } 4023 4024 // 4. Consider cached app data (above quotas) 4025 try { 4026 mInstaller.freeCache(volumeUuid, bytes, Installer.FLAG_FREE_CACHE_V2); 4027 } catch (InstallerException ignored) { 4028 } 4029 if (file.getUsableSpace() >= bytes) return; 4030 4031 // 5. Consider shared libraries with refcount=0 and age>2h 4032 // 6. Consider dexopt output (aggressive only) 4033 // 7. Consider ephemeral apps not used in last week 4034 4035 // 8. Consider cached app data (below quotas) 4036 try { 4037 mInstaller.freeCache(volumeUuid, bytes, Installer.FLAG_FREE_CACHE_V2 4038 | Installer.FLAG_FREE_CACHE_V2_DEFY_QUOTA); 4039 } catch (InstallerException ignored) { 4040 } 4041 if (file.getUsableSpace() >= bytes) return; 4042 4043 // 9. Consider DropBox entries 4044 // 10. Consider ephemeral cookies 4045 4046 } else { 4047 try { 4048 mInstaller.freeCache(volumeUuid, bytes, 0); 4049 } catch (InstallerException ignored) { 4050 } 4051 if (file.getUsableSpace() >= bytes) return; 4052 } 4053 4054 throw new IOException("Failed to free " + bytes + " on storage device at " + file); 4055 } 4056 4057 /** 4058 * Update given flags based on encryption status of current user. 4059 */ 4060 private int updateFlags(int flags, int userId) { 4061 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4062 | PackageManager.MATCH_DIRECT_BOOT_AWARE)) != 0) { 4063 // Caller expressed an explicit opinion about what encryption 4064 // aware/unaware components they want to see, so fall through and 4065 // give them what they want 4066 } else { 4067 // Caller expressed no opinion, so match based on user state 4068 if (getUserManagerInternal().isUserUnlockingOrUnlocked(userId)) { 4069 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 4070 } else { 4071 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE; 4072 } 4073 } 4074 return flags; 4075 } 4076 4077 private UserManagerInternal getUserManagerInternal() { 4078 if (mUserManagerInternal == null) { 4079 mUserManagerInternal = LocalServices.getService(UserManagerInternal.class); 4080 } 4081 return mUserManagerInternal; 4082 } 4083 4084 private DeviceIdleController.LocalService getDeviceIdleController() { 4085 if (mDeviceIdleController == null) { 4086 mDeviceIdleController = 4087 LocalServices.getService(DeviceIdleController.LocalService.class); 4088 } 4089 return mDeviceIdleController; 4090 } 4091 4092 /** 4093 * Update given flags when being used to request {@link PackageInfo}. 4094 */ 4095 private int updateFlagsForPackage(int flags, int userId, Object cookie) { 4096 final boolean isCallerSystemUser = UserHandle.getCallingUserId() == UserHandle.USER_SYSTEM; 4097 boolean triaged = true; 4098 if ((flags & (PackageManager.GET_ACTIVITIES | PackageManager.GET_RECEIVERS 4099 | PackageManager.GET_SERVICES | PackageManager.GET_PROVIDERS)) != 0) { 4100 // Caller is asking for component details, so they'd better be 4101 // asking for specific encryption matching behavior, or be triaged 4102 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4103 | PackageManager.MATCH_DIRECT_BOOT_AWARE 4104 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4105 triaged = false; 4106 } 4107 } 4108 if ((flags & (PackageManager.MATCH_UNINSTALLED_PACKAGES 4109 | PackageManager.MATCH_SYSTEM_ONLY 4110 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4111 triaged = false; 4112 } 4113 if ((flags & PackageManager.MATCH_ANY_USER) != 0) { 4114 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 4115 "MATCH_ANY_USER flag requires INTERACT_ACROSS_USERS permission at " 4116 + Debug.getCallers(5)); 4117 } else if ((flags & PackageManager.MATCH_UNINSTALLED_PACKAGES) != 0 && isCallerSystemUser 4118 && sUserManager.hasManagedProfile(UserHandle.USER_SYSTEM)) { 4119 // If the caller wants all packages and has a restricted profile associated with it, 4120 // then match all users. This is to make sure that launchers that need to access work 4121 // profile apps don't start breaking. TODO: Remove this hack when launchers stop using 4122 // MATCH_UNINSTALLED_PACKAGES to query apps in other profiles. b/31000380 4123 flags |= PackageManager.MATCH_ANY_USER; 4124 } 4125 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 4126 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 4127 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 4128 } 4129 return updateFlags(flags, userId); 4130 } 4131 4132 /** 4133 * Update given flags when being used to request {@link ApplicationInfo}. 4134 */ 4135 private int updateFlagsForApplication(int flags, int userId, Object cookie) { 4136 return updateFlagsForPackage(flags, userId, cookie); 4137 } 4138 4139 /** 4140 * Update given flags when being used to request {@link ComponentInfo}. 4141 */ 4142 private int updateFlagsForComponent(int flags, int userId, Object cookie) { 4143 if (cookie instanceof Intent) { 4144 if ((((Intent) cookie).getFlags() & Intent.FLAG_DEBUG_TRIAGED_MISSING) != 0) { 4145 flags |= PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 4146 } 4147 } 4148 4149 boolean triaged = true; 4150 // Caller is asking for component details, so they'd better be 4151 // asking for specific encryption matching behavior, or be triaged 4152 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4153 | PackageManager.MATCH_DIRECT_BOOT_AWARE 4154 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4155 triaged = false; 4156 } 4157 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 4158 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 4159 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 4160 } 4161 4162 return updateFlags(flags, userId); 4163 } 4164 4165 /** 4166 * Update given intent when being used to request {@link ResolveInfo}. 4167 */ 4168 private Intent updateIntentForResolve(Intent intent) { 4169 if (intent.getSelector() != null) { 4170 intent = intent.getSelector(); 4171 } 4172 if (DEBUG_PREFERRED) { 4173 intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4174 } 4175 return intent; 4176 } 4177 4178 /** 4179 * Update given flags when being used to request {@link ResolveInfo}. 4180 * <p>Instant apps are resolved specially, depending upon context. Minimally, 4181 * {@code}flags{@code} must have the {@link PackageManager#MATCH_INSTANT} 4182 * flag set. However, this flag is only honoured in three circumstances: 4183 * <ul> 4184 * <li>when called from a system process</li> 4185 * <li>when the caller holds the permission {@code android.permission.ACCESS_INSTANT_APPS}</li> 4186 * <li>when resolution occurs to start an activity with a {@code android.intent.action.VIEW} 4187 * action and a {@code android.intent.category.BROWSABLE} category</li> 4188 * </ul> 4189 */ 4190 int updateFlagsForResolve(int flags, int userId, Intent intent, int callingUid) { 4191 return updateFlagsForResolve(flags, userId, intent, callingUid, 4192 false /*includeInstantApps*/, false /*onlyExposedExplicitly*/); 4193 } 4194 int updateFlagsForResolve(int flags, int userId, Intent intent, int callingUid, 4195 boolean includeInstantApps) { 4196 return updateFlagsForResolve(flags, userId, intent, callingUid, 4197 includeInstantApps, false /*onlyExposedExplicitly*/); 4198 } 4199 int updateFlagsForResolve(int flags, int userId, Intent intent, int callingUid, 4200 boolean includeInstantApps, boolean onlyExposedExplicitly) { 4201 // Safe mode means we shouldn't match any third-party components 4202 if (mSafeMode) { 4203 flags |= PackageManager.MATCH_SYSTEM_ONLY; 4204 } 4205 if (getInstantAppPackageName(callingUid) != null) { 4206 // But, ephemeral apps see both ephemeral and exposed, non-ephemeral components 4207 if (onlyExposedExplicitly) { 4208 flags |= PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY; 4209 } 4210 flags |= PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY; 4211 flags |= PackageManager.MATCH_INSTANT; 4212 } else { 4213 // Otherwise, prevent leaking ephemeral components 4214 final boolean isSpecialProcess = 4215 callingUid == Process.SYSTEM_UID 4216 || callingUid == Process.SHELL_UID 4217 || callingUid == 0; 4218 final boolean allowMatchInstant = 4219 (includeInstantApps 4220 && Intent.ACTION_VIEW.equals(intent.getAction()) 4221 && intent.hasCategory(Intent.CATEGORY_BROWSABLE) 4222 && hasWebURI(intent)) 4223 || isSpecialProcess 4224 || mContext.checkCallingOrSelfPermission( 4225 android.Manifest.permission.ACCESS_INSTANT_APPS) == PERMISSION_GRANTED; 4226 flags &= ~(PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY 4227 | PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY); 4228 if (!allowMatchInstant) { 4229 flags &= ~PackageManager.MATCH_INSTANT; 4230 } 4231 } 4232 return updateFlagsForComponent(flags, userId, intent /*cookie*/); 4233 } 4234 4235 private ActivityInfo generateActivityInfo(ActivityInfo ai, int flags, PackageUserState state, 4236 int userId) { 4237 ActivityInfo ret = PackageParser.generateActivityInfo(ai, flags, state, userId); 4238 if (ret != null) { 4239 rebaseEnabledOverlays(ret.applicationInfo, userId); 4240 } 4241 return ret; 4242 } 4243 4244 private ActivityInfo generateActivityInfo(PackageParser.Activity a, int flags, 4245 PackageUserState state, int userId) { 4246 ActivityInfo ai = PackageParser.generateActivityInfo(a, flags, state, userId); 4247 if (ai != null) { 4248 rebaseEnabledOverlays(ai.applicationInfo, userId); 4249 } 4250 return ai; 4251 } 4252 4253 @Override 4254 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 4255 if (!sUserManager.exists(userId)) return null; 4256 flags = updateFlagsForComponent(flags, userId, component); 4257 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4258 false /* requireFullPermission */, false /* checkShell */, "get activity info"); 4259 synchronized (mPackages) { 4260 PackageParser.Activity a = mActivities.mActivities.get(component); 4261 4262 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 4263 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4264 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4265 if (ps == null) return null; 4266 return generateActivityInfo(a, flags, ps.readUserState(userId), userId); 4267 } 4268 if (mResolveComponentName.equals(component)) { 4269 return generateActivityInfo(mResolveActivity, flags, new PackageUserState(), 4270 userId); 4271 } 4272 } 4273 return null; 4274 } 4275 4276 @Override 4277 public boolean activitySupportsIntent(ComponentName component, Intent intent, 4278 String resolvedType) { 4279 synchronized (mPackages) { 4280 if (component.equals(mResolveComponentName)) { 4281 // The resolver supports EVERYTHING! 4282 return true; 4283 } 4284 PackageParser.Activity a = mActivities.mActivities.get(component); 4285 if (a == null) { 4286 return false; 4287 } 4288 for (int i=0; i<a.intents.size(); i++) { 4289 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 4290 intent.getData(), intent.getCategories(), TAG) >= 0) { 4291 return true; 4292 } 4293 } 4294 return false; 4295 } 4296 } 4297 4298 @Override 4299 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 4300 if (!sUserManager.exists(userId)) return null; 4301 flags = updateFlagsForComponent(flags, userId, component); 4302 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4303 false /* requireFullPermission */, false /* checkShell */, "get receiver info"); 4304 synchronized (mPackages) { 4305 PackageParser.Activity a = mReceivers.mActivities.get(component); 4306 if (DEBUG_PACKAGE_INFO) Log.v( 4307 TAG, "getReceiverInfo " + component + ": " + a); 4308 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4309 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4310 if (ps == null) return null; 4311 return generateActivityInfo(a, flags, ps.readUserState(userId), userId); 4312 } 4313 } 4314 return null; 4315 } 4316 4317 @Override 4318 public ParceledListSlice<SharedLibraryInfo> getSharedLibraries(int flags, int userId) { 4319 if (!sUserManager.exists(userId)) return null; 4320 Preconditions.checkArgumentNonnegative(userId, "userId must be >= 0"); 4321 4322 flags = updateFlagsForPackage(flags, userId, null); 4323 4324 final boolean canSeeStaticLibraries = 4325 mContext.checkCallingOrSelfPermission(INSTALL_PACKAGES) 4326 == PERMISSION_GRANTED 4327 || mContext.checkCallingOrSelfPermission(DELETE_PACKAGES) 4328 == PERMISSION_GRANTED 4329 || mContext.checkCallingOrSelfPermission(REQUEST_INSTALL_PACKAGES) 4330 == PERMISSION_GRANTED 4331 || mContext.checkCallingOrSelfPermission(REQUEST_DELETE_PACKAGES) 4332 == PERMISSION_GRANTED; 4333 4334 synchronized (mPackages) { 4335 List<SharedLibraryInfo> result = null; 4336 4337 final int libCount = mSharedLibraries.size(); 4338 for (int i = 0; i < libCount; i++) { 4339 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 4340 if (versionedLib == null) { 4341 continue; 4342 } 4343 4344 final int versionCount = versionedLib.size(); 4345 for (int j = 0; j < versionCount; j++) { 4346 SharedLibraryInfo libInfo = versionedLib.valueAt(j).info; 4347 if (!canSeeStaticLibraries && libInfo.isStatic()) { 4348 break; 4349 } 4350 final long identity = Binder.clearCallingIdentity(); 4351 try { 4352 // TODO: We will change version code to long, so in the new API it is long 4353 PackageInfo packageInfo = getPackageInfoVersioned( 4354 libInfo.getDeclaringPackage(), flags, userId); 4355 if (packageInfo == null) { 4356 continue; 4357 } 4358 } finally { 4359 Binder.restoreCallingIdentity(identity); 4360 } 4361 4362 SharedLibraryInfo resLibInfo = new SharedLibraryInfo(libInfo.getName(), 4363 libInfo.getVersion(), libInfo.getType(), 4364 libInfo.getDeclaringPackage(), getPackagesUsingSharedLibraryLPr(libInfo, 4365 flags, userId)); 4366 4367 if (result == null) { 4368 result = new ArrayList<>(); 4369 } 4370 result.add(resLibInfo); 4371 } 4372 } 4373 4374 return result != null ? new ParceledListSlice<>(result) : null; 4375 } 4376 } 4377 4378 private List<VersionedPackage> getPackagesUsingSharedLibraryLPr( 4379 SharedLibraryInfo libInfo, int flags, int userId) { 4380 List<VersionedPackage> versionedPackages = null; 4381 final int packageCount = mSettings.mPackages.size(); 4382 for (int i = 0; i < packageCount; i++) { 4383 PackageSetting ps = mSettings.mPackages.valueAt(i); 4384 4385 if (ps == null) { 4386 continue; 4387 } 4388 4389 if (!ps.getUserState().get(userId).isAvailable(flags)) { 4390 continue; 4391 } 4392 4393 final String libName = libInfo.getName(); 4394 if (libInfo.isStatic()) { 4395 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 4396 if (libIdx < 0) { 4397 continue; 4398 } 4399 if (ps.usesStaticLibrariesVersions[libIdx] != libInfo.getVersion()) { 4400 continue; 4401 } 4402 if (versionedPackages == null) { 4403 versionedPackages = new ArrayList<>(); 4404 } 4405 // If the dependent is a static shared lib, use the public package name 4406 String dependentPackageName = ps.name; 4407 if (ps.pkg != null && ps.pkg.applicationInfo.isStaticSharedLibrary()) { 4408 dependentPackageName = ps.pkg.manifestPackageName; 4409 } 4410 versionedPackages.add(new VersionedPackage(dependentPackageName, ps.versionCode)); 4411 } else if (ps.pkg != null) { 4412 if (ArrayUtils.contains(ps.pkg.usesLibraries, libName) 4413 || ArrayUtils.contains(ps.pkg.usesOptionalLibraries, libName)) { 4414 if (versionedPackages == null) { 4415 versionedPackages = new ArrayList<>(); 4416 } 4417 versionedPackages.add(new VersionedPackage(ps.name, ps.versionCode)); 4418 } 4419 } 4420 } 4421 4422 return versionedPackages; 4423 } 4424 4425 @Override 4426 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 4427 if (!sUserManager.exists(userId)) return null; 4428 flags = updateFlagsForComponent(flags, userId, component); 4429 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4430 false /* requireFullPermission */, false /* checkShell */, "get service info"); 4431 synchronized (mPackages) { 4432 PackageParser.Service s = mServices.mServices.get(component); 4433 if (DEBUG_PACKAGE_INFO) Log.v( 4434 TAG, "getServiceInfo " + component + ": " + s); 4435 if (s != null && mSettings.isEnabledAndMatchLPr(s.info, flags, userId)) { 4436 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4437 if (ps == null) return null; 4438 ServiceInfo si = PackageParser.generateServiceInfo(s, flags, 4439 ps.readUserState(userId), userId); 4440 if (si != null) { 4441 rebaseEnabledOverlays(si.applicationInfo, userId); 4442 } 4443 return si; 4444 } 4445 } 4446 return null; 4447 } 4448 4449 @Override 4450 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 4451 if (!sUserManager.exists(userId)) return null; 4452 flags = updateFlagsForComponent(flags, userId, component); 4453 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4454 false /* requireFullPermission */, false /* checkShell */, "get provider info"); 4455 synchronized (mPackages) { 4456 PackageParser.Provider p = mProviders.mProviders.get(component); 4457 if (DEBUG_PACKAGE_INFO) Log.v( 4458 TAG, "getProviderInfo " + component + ": " + p); 4459 if (p != null && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 4460 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4461 if (ps == null) return null; 4462 ProviderInfo pi = PackageParser.generateProviderInfo(p, flags, 4463 ps.readUserState(userId), userId); 4464 if (pi != null) { 4465 rebaseEnabledOverlays(pi.applicationInfo, userId); 4466 } 4467 return pi; 4468 } 4469 } 4470 return null; 4471 } 4472 4473 @Override 4474 public String[] getSystemSharedLibraryNames() { 4475 synchronized (mPackages) { 4476 Set<String> libs = null; 4477 final int libCount = mSharedLibraries.size(); 4478 for (int i = 0; i < libCount; i++) { 4479 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 4480 if (versionedLib == null) { 4481 continue; 4482 } 4483 final int versionCount = versionedLib.size(); 4484 for (int j = 0; j < versionCount; j++) { 4485 SharedLibraryEntry libEntry = versionedLib.valueAt(j); 4486 if (!libEntry.info.isStatic()) { 4487 if (libs == null) { 4488 libs = new ArraySet<>(); 4489 } 4490 libs.add(libEntry.info.getName()); 4491 break; 4492 } 4493 PackageSetting ps = mSettings.getPackageLPr(libEntry.apk); 4494 if (ps != null && !filterSharedLibPackageLPr(ps, Binder.getCallingUid(), 4495 UserHandle.getUserId(Binder.getCallingUid()))) { 4496 if (libs == null) { 4497 libs = new ArraySet<>(); 4498 } 4499 libs.add(libEntry.info.getName()); 4500 break; 4501 } 4502 } 4503 } 4504 4505 if (libs != null) { 4506 String[] libsArray = new String[libs.size()]; 4507 libs.toArray(libsArray); 4508 return libsArray; 4509 } 4510 4511 return null; 4512 } 4513 } 4514 4515 @Override 4516 public @NonNull String getServicesSystemSharedLibraryPackageName() { 4517 synchronized (mPackages) { 4518 return mServicesSystemSharedLibraryPackageName; 4519 } 4520 } 4521 4522 @Override 4523 public @NonNull String getSharedSystemSharedLibraryPackageName() { 4524 synchronized (mPackages) { 4525 return mSharedSystemSharedLibraryPackageName; 4526 } 4527 } 4528 4529 private void updateSequenceNumberLP(String packageName, int[] userList) { 4530 for (int i = userList.length - 1; i >= 0; --i) { 4531 final int userId = userList[i]; 4532 SparseArray<String> changedPackages = mChangedPackages.get(userId); 4533 if (changedPackages == null) { 4534 changedPackages = new SparseArray<>(); 4535 mChangedPackages.put(userId, changedPackages); 4536 } 4537 Map<String, Integer> sequenceNumbers = mChangedPackagesSequenceNumbers.get(userId); 4538 if (sequenceNumbers == null) { 4539 sequenceNumbers = new HashMap<>(); 4540 mChangedPackagesSequenceNumbers.put(userId, sequenceNumbers); 4541 } 4542 final Integer sequenceNumber = sequenceNumbers.get(packageName); 4543 if (sequenceNumber != null) { 4544 changedPackages.remove(sequenceNumber); 4545 } 4546 changedPackages.put(mChangedPackagesSequenceNumber, packageName); 4547 sequenceNumbers.put(packageName, mChangedPackagesSequenceNumber); 4548 } 4549 mChangedPackagesSequenceNumber++; 4550 } 4551 4552 @Override 4553 public ChangedPackages getChangedPackages(int sequenceNumber, int userId) { 4554 synchronized (mPackages) { 4555 if (sequenceNumber >= mChangedPackagesSequenceNumber) { 4556 return null; 4557 } 4558 final SparseArray<String> changedPackages = mChangedPackages.get(userId); 4559 if (changedPackages == null) { 4560 return null; 4561 } 4562 final List<String> packageNames = 4563 new ArrayList<>(mChangedPackagesSequenceNumber - sequenceNumber); 4564 for (int i = sequenceNumber; i < mChangedPackagesSequenceNumber; i++) { 4565 final String packageName = changedPackages.get(i); 4566 if (packageName != null) { 4567 packageNames.add(packageName); 4568 } 4569 } 4570 return packageNames.isEmpty() 4571 ? null : new ChangedPackages(mChangedPackagesSequenceNumber, packageNames); 4572 } 4573 } 4574 4575 @Override 4576 public @NonNull ParceledListSlice<FeatureInfo> getSystemAvailableFeatures() { 4577 ArrayList<FeatureInfo> res; 4578 synchronized (mAvailableFeatures) { 4579 res = new ArrayList<>(mAvailableFeatures.size() + 1); 4580 res.addAll(mAvailableFeatures.values()); 4581 } 4582 final FeatureInfo fi = new FeatureInfo(); 4583 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 4584 FeatureInfo.GL_ES_VERSION_UNDEFINED); 4585 res.add(fi); 4586 4587 return new ParceledListSlice<>(res); 4588 } 4589 4590 @Override 4591 public boolean hasSystemFeature(String name, int version) { 4592 synchronized (mAvailableFeatures) { 4593 final FeatureInfo feat = mAvailableFeatures.get(name); 4594 if (feat == null) { 4595 return false; 4596 } else { 4597 return feat.version >= version; 4598 } 4599 } 4600 } 4601 4602 @Override 4603 public int checkPermission(String permName, String pkgName, int userId) { 4604 if (!sUserManager.exists(userId)) { 4605 return PackageManager.PERMISSION_DENIED; 4606 } 4607 4608 synchronized (mPackages) { 4609 final PackageParser.Package p = mPackages.get(pkgName); 4610 if (p != null && p.mExtras != null) { 4611 final PackageSetting ps = (PackageSetting) p.mExtras; 4612 final PermissionsState permissionsState = ps.getPermissionsState(); 4613 if (permissionsState.hasPermission(permName, userId)) { 4614 return PackageManager.PERMISSION_GRANTED; 4615 } 4616 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 4617 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 4618 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 4619 return PackageManager.PERMISSION_GRANTED; 4620 } 4621 } 4622 } 4623 4624 return PackageManager.PERMISSION_DENIED; 4625 } 4626 4627 @Override 4628 public int checkUidPermission(String permName, int uid) { 4629 final int userId = UserHandle.getUserId(uid); 4630 4631 if (!sUserManager.exists(userId)) { 4632 return PackageManager.PERMISSION_DENIED; 4633 } 4634 4635 synchronized (mPackages) { 4636 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4637 if (obj != null) { 4638 final SettingBase ps = (SettingBase) obj; 4639 final PermissionsState permissionsState = ps.getPermissionsState(); 4640 if (permissionsState.hasPermission(permName, userId)) { 4641 return PackageManager.PERMISSION_GRANTED; 4642 } 4643 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 4644 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 4645 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 4646 return PackageManager.PERMISSION_GRANTED; 4647 } 4648 } else { 4649 ArraySet<String> perms = mSystemPermissions.get(uid); 4650 if (perms != null) { 4651 if (perms.contains(permName)) { 4652 return PackageManager.PERMISSION_GRANTED; 4653 } 4654 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && perms 4655 .contains(Manifest.permission.ACCESS_FINE_LOCATION)) { 4656 return PackageManager.PERMISSION_GRANTED; 4657 } 4658 } 4659 } 4660 } 4661 4662 return PackageManager.PERMISSION_DENIED; 4663 } 4664 4665 @Override 4666 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 4667 if (UserHandle.getCallingUserId() != userId) { 4668 mContext.enforceCallingPermission( 4669 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 4670 "isPermissionRevokedByPolicy for user " + userId); 4671 } 4672 4673 if (checkPermission(permission, packageName, userId) 4674 == PackageManager.PERMISSION_GRANTED) { 4675 return false; 4676 } 4677 4678 final long identity = Binder.clearCallingIdentity(); 4679 try { 4680 final int flags = getPermissionFlags(permission, packageName, userId); 4681 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 4682 } finally { 4683 Binder.restoreCallingIdentity(identity); 4684 } 4685 } 4686 4687 @Override 4688 public String getPermissionControllerPackageName() { 4689 synchronized (mPackages) { 4690 return mRequiredInstallerPackage; 4691 } 4692 } 4693 4694 /** 4695 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 4696 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 4697 * @param checkShell whether to prevent shell from access if there's a debugging restriction 4698 * @param message the message to log on security exception 4699 */ 4700 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 4701 boolean checkShell, String message) { 4702 if (userId < 0) { 4703 throw new IllegalArgumentException("Invalid userId " + userId); 4704 } 4705 if (checkShell) { 4706 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 4707 } 4708 if (userId == UserHandle.getUserId(callingUid)) return; 4709 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 4710 if (requireFullPermission) { 4711 mContext.enforceCallingOrSelfPermission( 4712 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 4713 } else { 4714 try { 4715 mContext.enforceCallingOrSelfPermission( 4716 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 4717 } catch (SecurityException se) { 4718 mContext.enforceCallingOrSelfPermission( 4719 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 4720 } 4721 } 4722 } 4723 } 4724 4725 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 4726 if (callingUid == Process.SHELL_UID) { 4727 if (userHandle >= 0 4728 && sUserManager.hasUserRestriction(restriction, userHandle)) { 4729 throw new SecurityException("Shell does not have permission to access user " 4730 + userHandle); 4731 } else if (userHandle < 0) { 4732 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 4733 + Debug.getCallers(3)); 4734 } 4735 } 4736 } 4737 4738 private BasePermission findPermissionTreeLP(String permName) { 4739 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 4740 if (permName.startsWith(bp.name) && 4741 permName.length() > bp.name.length() && 4742 permName.charAt(bp.name.length()) == '.') { 4743 return bp; 4744 } 4745 } 4746 return null; 4747 } 4748 4749 private BasePermission checkPermissionTreeLP(String permName) { 4750 if (permName != null) { 4751 BasePermission bp = findPermissionTreeLP(permName); 4752 if (bp != null) { 4753 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 4754 return bp; 4755 } 4756 throw new SecurityException("Calling uid " 4757 + Binder.getCallingUid() 4758 + " is not allowed to add to permission tree " 4759 + bp.name + " owned by uid " + bp.uid); 4760 } 4761 } 4762 throw new SecurityException("No permission tree found for " + permName); 4763 } 4764 4765 static boolean compareStrings(CharSequence s1, CharSequence s2) { 4766 if (s1 == null) { 4767 return s2 == null; 4768 } 4769 if (s2 == null) { 4770 return false; 4771 } 4772 if (s1.getClass() != s2.getClass()) { 4773 return false; 4774 } 4775 return s1.equals(s2); 4776 } 4777 4778 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 4779 if (pi1.icon != pi2.icon) return false; 4780 if (pi1.logo != pi2.logo) return false; 4781 if (pi1.protectionLevel != pi2.protectionLevel) return false; 4782 if (!compareStrings(pi1.name, pi2.name)) return false; 4783 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 4784 // We'll take care of setting this one. 4785 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 4786 // These are not currently stored in settings. 4787 //if (!compareStrings(pi1.group, pi2.group)) return false; 4788 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 4789 //if (pi1.labelRes != pi2.labelRes) return false; 4790 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 4791 return true; 4792 } 4793 4794 int permissionInfoFootprint(PermissionInfo info) { 4795 int size = info.name.length(); 4796 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 4797 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 4798 return size; 4799 } 4800 4801 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 4802 int size = 0; 4803 for (BasePermission perm : mSettings.mPermissions.values()) { 4804 if (perm.uid == tree.uid) { 4805 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 4806 } 4807 } 4808 return size; 4809 } 4810 4811 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 4812 // We calculate the max size of permissions defined by this uid and throw 4813 // if that plus the size of 'info' would exceed our stated maximum. 4814 if (tree.uid != Process.SYSTEM_UID) { 4815 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 4816 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 4817 throw new SecurityException("Permission tree size cap exceeded"); 4818 } 4819 } 4820 } 4821 4822 boolean addPermissionLocked(PermissionInfo info, boolean async) { 4823 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 4824 throw new SecurityException("Label must be specified in permission"); 4825 } 4826 BasePermission tree = checkPermissionTreeLP(info.name); 4827 BasePermission bp = mSettings.mPermissions.get(info.name); 4828 boolean added = bp == null; 4829 boolean changed = true; 4830 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 4831 if (added) { 4832 enforcePermissionCapLocked(info, tree); 4833 bp = new BasePermission(info.name, tree.sourcePackage, 4834 BasePermission.TYPE_DYNAMIC); 4835 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 4836 throw new SecurityException( 4837 "Not allowed to modify non-dynamic permission " 4838 + info.name); 4839 } else { 4840 if (bp.protectionLevel == fixedLevel 4841 && bp.perm.owner.equals(tree.perm.owner) 4842 && bp.uid == tree.uid 4843 && comparePermissionInfos(bp.perm.info, info)) { 4844 changed = false; 4845 } 4846 } 4847 bp.protectionLevel = fixedLevel; 4848 info = new PermissionInfo(info); 4849 info.protectionLevel = fixedLevel; 4850 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 4851 bp.perm.info.packageName = tree.perm.info.packageName; 4852 bp.uid = tree.uid; 4853 if (added) { 4854 mSettings.mPermissions.put(info.name, bp); 4855 } 4856 if (changed) { 4857 if (!async) { 4858 mSettings.writeLPr(); 4859 } else { 4860 scheduleWriteSettingsLocked(); 4861 } 4862 } 4863 return added; 4864 } 4865 4866 @Override 4867 public boolean addPermission(PermissionInfo info) { 4868 synchronized (mPackages) { 4869 return addPermissionLocked(info, false); 4870 } 4871 } 4872 4873 @Override 4874 public boolean addPermissionAsync(PermissionInfo info) { 4875 synchronized (mPackages) { 4876 return addPermissionLocked(info, true); 4877 } 4878 } 4879 4880 @Override 4881 public void removePermission(String name) { 4882 synchronized (mPackages) { 4883 checkPermissionTreeLP(name); 4884 BasePermission bp = mSettings.mPermissions.get(name); 4885 if (bp != null) { 4886 if (bp.type != BasePermission.TYPE_DYNAMIC) { 4887 throw new SecurityException( 4888 "Not allowed to modify non-dynamic permission " 4889 + name); 4890 } 4891 mSettings.mPermissions.remove(name); 4892 mSettings.writeLPr(); 4893 } 4894 } 4895 } 4896 4897 private static void enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(PackageParser.Package pkg, 4898 BasePermission bp) { 4899 int index = pkg.requestedPermissions.indexOf(bp.name); 4900 if (index == -1) { 4901 throw new SecurityException("Package " + pkg.packageName 4902 + " has not requested permission " + bp.name); 4903 } 4904 if (!bp.isRuntime() && !bp.isDevelopment()) { 4905 throw new SecurityException("Permission " + bp.name 4906 + " is not a changeable permission type"); 4907 } 4908 } 4909 4910 @Override 4911 public void grantRuntimePermission(String packageName, String name, final int userId) { 4912 grantRuntimePermission(packageName, name, userId, false /* Only if not fixed by policy */); 4913 } 4914 4915 private void grantRuntimePermission(String packageName, String name, final int userId, 4916 boolean overridePolicy) { 4917 if (!sUserManager.exists(userId)) { 4918 Log.e(TAG, "No such user:" + userId); 4919 return; 4920 } 4921 4922 mContext.enforceCallingOrSelfPermission( 4923 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 4924 "grantRuntimePermission"); 4925 4926 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4927 true /* requireFullPermission */, true /* checkShell */, 4928 "grantRuntimePermission"); 4929 4930 final int uid; 4931 final SettingBase sb; 4932 4933 synchronized (mPackages) { 4934 final PackageParser.Package pkg = mPackages.get(packageName); 4935 if (pkg == null) { 4936 throw new IllegalArgumentException("Unknown package: " + packageName); 4937 } 4938 4939 final BasePermission bp = mSettings.mPermissions.get(name); 4940 if (bp == null) { 4941 throw new IllegalArgumentException("Unknown permission: " + name); 4942 } 4943 4944 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 4945 4946 // If a permission review is required for legacy apps we represent 4947 // their permissions as always granted runtime ones since we need 4948 // to keep the review required permission flag per user while an 4949 // install permission's state is shared across all users. 4950 if (mPermissionReviewRequired 4951 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 4952 && bp.isRuntime()) { 4953 return; 4954 } 4955 4956 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 4957 sb = (SettingBase) pkg.mExtras; 4958 if (sb == null) { 4959 throw new IllegalArgumentException("Unknown package: " + packageName); 4960 } 4961 4962 final PermissionsState permissionsState = sb.getPermissionsState(); 4963 4964 final int flags = permissionsState.getPermissionFlags(name, userId); 4965 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 4966 throw new SecurityException("Cannot grant system fixed permission " 4967 + name + " for package " + packageName); 4968 } 4969 if (!overridePolicy && (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0) { 4970 throw new SecurityException("Cannot grant policy fixed permission " 4971 + name + " for package " + packageName); 4972 } 4973 4974 if (bp.isDevelopment()) { 4975 // Development permissions must be handled specially, since they are not 4976 // normal runtime permissions. For now they apply to all users. 4977 if (permissionsState.grantInstallPermission(bp) != 4978 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4979 scheduleWriteSettingsLocked(); 4980 } 4981 return; 4982 } 4983 4984 final PackageSetting ps = mSettings.mPackages.get(packageName); 4985 if (ps.getInstantApp(userId) && !bp.isInstant()) { 4986 throw new SecurityException("Cannot grant non-ephemeral permission" 4987 + name + " for package " + packageName); 4988 } 4989 4990 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 4991 Slog.w(TAG, "Cannot grant runtime permission to a legacy app"); 4992 return; 4993 } 4994 4995 final int result = permissionsState.grantRuntimePermission(bp, userId); 4996 switch (result) { 4997 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 4998 return; 4999 } 5000 5001 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 5002 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 5003 mHandler.post(new Runnable() { 5004 @Override 5005 public void run() { 5006 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 5007 } 5008 }); 5009 } 5010 break; 5011 } 5012 5013 if (bp.isRuntime()) { 5014 logPermissionGranted(mContext, name, packageName); 5015 } 5016 5017 mOnPermissionChangeListeners.onPermissionsChanged(uid); 5018 5019 // Not critical if that is lost - app has to request again. 5020 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 5021 } 5022 5023 // Only need to do this if user is initialized. Otherwise it's a new user 5024 // and there are no processes running as the user yet and there's no need 5025 // to make an expensive call to remount processes for the changed permissions. 5026 if (READ_EXTERNAL_STORAGE.equals(name) 5027 || WRITE_EXTERNAL_STORAGE.equals(name)) { 5028 final long token = Binder.clearCallingIdentity(); 5029 try { 5030 if (sUserManager.isInitialized(userId)) { 5031 StorageManagerInternal storageManagerInternal = LocalServices.getService( 5032 StorageManagerInternal.class); 5033 storageManagerInternal.onExternalStoragePolicyChanged(uid, packageName); 5034 } 5035 } finally { 5036 Binder.restoreCallingIdentity(token); 5037 } 5038 } 5039 } 5040 5041 @Override 5042 public void revokeRuntimePermission(String packageName, String name, int userId) { 5043 revokeRuntimePermission(packageName, name, userId, false /* Only if not fixed by policy */); 5044 } 5045 5046 private void revokeRuntimePermission(String packageName, String name, int userId, 5047 boolean overridePolicy) { 5048 if (!sUserManager.exists(userId)) { 5049 Log.e(TAG, "No such user:" + userId); 5050 return; 5051 } 5052 5053 mContext.enforceCallingOrSelfPermission( 5054 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 5055 "revokeRuntimePermission"); 5056 5057 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5058 true /* requireFullPermission */, true /* checkShell */, 5059 "revokeRuntimePermission"); 5060 5061 final int appId; 5062 5063 synchronized (mPackages) { 5064 final PackageParser.Package pkg = mPackages.get(packageName); 5065 if (pkg == null) { 5066 throw new IllegalArgumentException("Unknown package: " + packageName); 5067 } 5068 5069 final BasePermission bp = mSettings.mPermissions.get(name); 5070 if (bp == null) { 5071 throw new IllegalArgumentException("Unknown permission: " + name); 5072 } 5073 5074 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 5075 5076 // If a permission review is required for legacy apps we represent 5077 // their permissions as always granted runtime ones since we need 5078 // to keep the review required permission flag per user while an 5079 // install permission's state is shared across all users. 5080 if (mPermissionReviewRequired 5081 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 5082 && bp.isRuntime()) { 5083 return; 5084 } 5085 5086 SettingBase sb = (SettingBase) pkg.mExtras; 5087 if (sb == null) { 5088 throw new IllegalArgumentException("Unknown package: " + packageName); 5089 } 5090 5091 final PermissionsState permissionsState = sb.getPermissionsState(); 5092 5093 final int flags = permissionsState.getPermissionFlags(name, userId); 5094 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 5095 throw new SecurityException("Cannot revoke system fixed permission " 5096 + name + " for package " + packageName); 5097 } 5098 if (!overridePolicy && (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0) { 5099 throw new SecurityException("Cannot revoke policy fixed permission " 5100 + name + " for package " + packageName); 5101 } 5102 5103 if (bp.isDevelopment()) { 5104 // Development permissions must be handled specially, since they are not 5105 // normal runtime permissions. For now they apply to all users. 5106 if (permissionsState.revokeInstallPermission(bp) != 5107 PermissionsState.PERMISSION_OPERATION_FAILURE) { 5108 scheduleWriteSettingsLocked(); 5109 } 5110 return; 5111 } 5112 5113 if (permissionsState.revokeRuntimePermission(bp, userId) == 5114 PermissionsState.PERMISSION_OPERATION_FAILURE) { 5115 return; 5116 } 5117 5118 if (bp.isRuntime()) { 5119 logPermissionRevoked(mContext, name, packageName); 5120 } 5121 5122 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 5123 5124 // Critical, after this call app should never have the permission. 5125 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 5126 5127 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 5128 } 5129 5130 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 5131 } 5132 5133 /** 5134 * Get the first event id for the permission. 5135 * 5136 * <p>There are four events for each permission: <ul> 5137 * <li>Request permission: first id + 0</li> 5138 * <li>Grant permission: first id + 1</li> 5139 * <li>Request for permission denied: first id + 2</li> 5140 * <li>Revoke permission: first id + 3</li> 5141 * </ul></p> 5142 * 5143 * @param name name of the permission 5144 * 5145 * @return The first event id for the permission 5146 */ 5147 private static int getBaseEventId(@NonNull String name) { 5148 int eventIdIndex = ALL_DANGEROUS_PERMISSIONS.indexOf(name); 5149 5150 if (eventIdIndex == -1) { 5151 if (AppOpsManager.permissionToOpCode(name) == AppOpsManager.OP_NONE 5152 || "user".equals(Build.TYPE)) { 5153 Log.i(TAG, "Unknown permission " + name); 5154 5155 return MetricsEvent.ACTION_PERMISSION_REQUEST_UNKNOWN; 5156 } else { 5157 // Most likely #ALL_DANGEROUS_PERMISSIONS needs to be updated. 5158 // 5159 // Also update 5160 // - EventLogger#ALL_DANGEROUS_PERMISSIONS 5161 // - metrics_constants.proto 5162 throw new IllegalStateException("Unknown permission " + name); 5163 } 5164 } 5165 5166 return MetricsEvent.ACTION_PERMISSION_REQUEST_READ_CALENDAR + eventIdIndex * 4; 5167 } 5168 5169 /** 5170 * Log that a permission was revoked. 5171 * 5172 * @param context Context of the caller 5173 * @param name name of the permission 5174 * @param packageName package permission if for 5175 */ 5176 private static void logPermissionRevoked(@NonNull Context context, @NonNull String name, 5177 @NonNull String packageName) { 5178 MetricsLogger.action(context, getBaseEventId(name) + 3, packageName); 5179 } 5180 5181 /** 5182 * Log that a permission request was granted. 5183 * 5184 * @param context Context of the caller 5185 * @param name name of the permission 5186 * @param packageName package permission if for 5187 */ 5188 private static void logPermissionGranted(@NonNull Context context, @NonNull String name, 5189 @NonNull String packageName) { 5190 MetricsLogger.action(context, getBaseEventId(name) + 1, packageName); 5191 } 5192 5193 @Override 5194 public void resetRuntimePermissions() { 5195 mContext.enforceCallingOrSelfPermission( 5196 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 5197 "revokeRuntimePermission"); 5198 5199 int callingUid = Binder.getCallingUid(); 5200 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 5201 mContext.enforceCallingOrSelfPermission( 5202 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5203 "resetRuntimePermissions"); 5204 } 5205 5206 synchronized (mPackages) { 5207 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 5208 for (int userId : UserManagerService.getInstance().getUserIds()) { 5209 final int packageCount = mPackages.size(); 5210 for (int i = 0; i < packageCount; i++) { 5211 PackageParser.Package pkg = mPackages.valueAt(i); 5212 if (!(pkg.mExtras instanceof PackageSetting)) { 5213 continue; 5214 } 5215 PackageSetting ps = (PackageSetting) pkg.mExtras; 5216 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 5217 } 5218 } 5219 } 5220 } 5221 5222 @Override 5223 public int getPermissionFlags(String name, String packageName, int userId) { 5224 if (!sUserManager.exists(userId)) { 5225 return 0; 5226 } 5227 5228 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 5229 5230 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5231 true /* requireFullPermission */, false /* checkShell */, 5232 "getPermissionFlags"); 5233 5234 synchronized (mPackages) { 5235 final PackageParser.Package pkg = mPackages.get(packageName); 5236 if (pkg == null) { 5237 return 0; 5238 } 5239 5240 final BasePermission bp = mSettings.mPermissions.get(name); 5241 if (bp == null) { 5242 return 0; 5243 } 5244 5245 SettingBase sb = (SettingBase) pkg.mExtras; 5246 if (sb == null) { 5247 return 0; 5248 } 5249 5250 PermissionsState permissionsState = sb.getPermissionsState(); 5251 return permissionsState.getPermissionFlags(name, userId); 5252 } 5253 } 5254 5255 @Override 5256 public void updatePermissionFlags(String name, String packageName, int flagMask, 5257 int flagValues, int userId) { 5258 if (!sUserManager.exists(userId)) { 5259 return; 5260 } 5261 5262 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 5263 5264 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5265 true /* requireFullPermission */, true /* checkShell */, 5266 "updatePermissionFlags"); 5267 5268 // Only the system can change these flags and nothing else. 5269 if (getCallingUid() != Process.SYSTEM_UID) { 5270 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 5271 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 5272 flagMask &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 5273 flagValues &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 5274 flagValues &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 5275 } 5276 5277 synchronized (mPackages) { 5278 final PackageParser.Package pkg = mPackages.get(packageName); 5279 if (pkg == null) { 5280 throw new IllegalArgumentException("Unknown package: " + packageName); 5281 } 5282 5283 final BasePermission bp = mSettings.mPermissions.get(name); 5284 if (bp == null) { 5285 throw new IllegalArgumentException("Unknown permission: " + name); 5286 } 5287 5288 SettingBase sb = (SettingBase) pkg.mExtras; 5289 if (sb == null) { 5290 throw new IllegalArgumentException("Unknown package: " + packageName); 5291 } 5292 5293 PermissionsState permissionsState = sb.getPermissionsState(); 5294 5295 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 5296 5297 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 5298 // Install and runtime permissions are stored in different places, 5299 // so figure out what permission changed and persist the change. 5300 if (permissionsState.getInstallPermissionState(name) != null) { 5301 scheduleWriteSettingsLocked(); 5302 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 5303 || hadState) { 5304 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 5305 } 5306 } 5307 } 5308 } 5309 5310 /** 5311 * Update the permission flags for all packages and runtime permissions of a user in order 5312 * to allow device or profile owner to remove POLICY_FIXED. 5313 */ 5314 @Override 5315 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 5316 if (!sUserManager.exists(userId)) { 5317 return; 5318 } 5319 5320 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 5321 5322 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5323 true /* requireFullPermission */, true /* checkShell */, 5324 "updatePermissionFlagsForAllApps"); 5325 5326 // Only the system can change system fixed flags. 5327 if (getCallingUid() != Process.SYSTEM_UID) { 5328 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 5329 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 5330 } 5331 5332 synchronized (mPackages) { 5333 boolean changed = false; 5334 final int packageCount = mPackages.size(); 5335 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 5336 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 5337 SettingBase sb = (SettingBase) pkg.mExtras; 5338 if (sb == null) { 5339 continue; 5340 } 5341 PermissionsState permissionsState = sb.getPermissionsState(); 5342 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 5343 userId, flagMask, flagValues); 5344 } 5345 if (changed) { 5346 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 5347 } 5348 } 5349 } 5350 5351 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 5352 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 5353 != PackageManager.PERMISSION_GRANTED 5354 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 5355 != PackageManager.PERMISSION_GRANTED) { 5356 throw new SecurityException(message + " requires " 5357 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 5358 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 5359 } 5360 } 5361 5362 @Override 5363 public boolean shouldShowRequestPermissionRationale(String permissionName, 5364 String packageName, int userId) { 5365 if (UserHandle.getCallingUserId() != userId) { 5366 mContext.enforceCallingPermission( 5367 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5368 "canShowRequestPermissionRationale for user " + userId); 5369 } 5370 5371 final int uid = getPackageUid(packageName, MATCH_DEBUG_TRIAGED_MISSING, userId); 5372 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 5373 return false; 5374 } 5375 5376 if (checkPermission(permissionName, packageName, userId) 5377 == PackageManager.PERMISSION_GRANTED) { 5378 return false; 5379 } 5380 5381 final int flags; 5382 5383 final long identity = Binder.clearCallingIdentity(); 5384 try { 5385 flags = getPermissionFlags(permissionName, 5386 packageName, userId); 5387 } finally { 5388 Binder.restoreCallingIdentity(identity); 5389 } 5390 5391 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 5392 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 5393 | PackageManager.FLAG_PERMISSION_USER_FIXED; 5394 5395 if ((flags & fixedFlags) != 0) { 5396 return false; 5397 } 5398 5399 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 5400 } 5401 5402 @Override 5403 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5404 mContext.enforceCallingOrSelfPermission( 5405 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 5406 "addOnPermissionsChangeListener"); 5407 5408 synchronized (mPackages) { 5409 mOnPermissionChangeListeners.addListenerLocked(listener); 5410 } 5411 } 5412 5413 @Override 5414 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5415 synchronized (mPackages) { 5416 mOnPermissionChangeListeners.removeListenerLocked(listener); 5417 } 5418 } 5419 5420 @Override 5421 public boolean isProtectedBroadcast(String actionName) { 5422 synchronized (mPackages) { 5423 if (mProtectedBroadcasts.contains(actionName)) { 5424 return true; 5425 } else if (actionName != null) { 5426 // TODO: remove these terrible hacks 5427 if (actionName.startsWith("android.net.netmon.lingerExpired") 5428 || actionName.startsWith("com.android.server.sip.SipWakeupTimer") 5429 || actionName.startsWith("com.android.internal.telephony.data-reconnect") 5430 || actionName.startsWith("android.net.netmon.launchCaptivePortalApp")) { 5431 return true; 5432 } 5433 } 5434 } 5435 return false; 5436 } 5437 5438 @Override 5439 public int checkSignatures(String pkg1, String pkg2) { 5440 synchronized (mPackages) { 5441 final PackageParser.Package p1 = mPackages.get(pkg1); 5442 final PackageParser.Package p2 = mPackages.get(pkg2); 5443 if (p1 == null || p1.mExtras == null 5444 || p2 == null || p2.mExtras == null) { 5445 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5446 } 5447 return compareSignatures(p1.mSignatures, p2.mSignatures); 5448 } 5449 } 5450 5451 @Override 5452 public int checkUidSignatures(int uid1, int uid2) { 5453 // Map to base uids. 5454 uid1 = UserHandle.getAppId(uid1); 5455 uid2 = UserHandle.getAppId(uid2); 5456 // reader 5457 synchronized (mPackages) { 5458 Signature[] s1; 5459 Signature[] s2; 5460 Object obj = mSettings.getUserIdLPr(uid1); 5461 if (obj != null) { 5462 if (obj instanceof SharedUserSetting) { 5463 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 5464 } else if (obj instanceof PackageSetting) { 5465 s1 = ((PackageSetting)obj).signatures.mSignatures; 5466 } else { 5467 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5468 } 5469 } else { 5470 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5471 } 5472 obj = mSettings.getUserIdLPr(uid2); 5473 if (obj != null) { 5474 if (obj instanceof SharedUserSetting) { 5475 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 5476 } else if (obj instanceof PackageSetting) { 5477 s2 = ((PackageSetting)obj).signatures.mSignatures; 5478 } else { 5479 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5480 } 5481 } else { 5482 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5483 } 5484 return compareSignatures(s1, s2); 5485 } 5486 } 5487 5488 /** 5489 * This method should typically only be used when granting or revoking 5490 * permissions, since the app may immediately restart after this call. 5491 * <p> 5492 * If you're doing surgery on app code/data, use {@link PackageFreezer} to 5493 * guard your work against the app being relaunched. 5494 */ 5495 private void killUid(int appId, int userId, String reason) { 5496 final long identity = Binder.clearCallingIdentity(); 5497 try { 5498 IActivityManager am = ActivityManager.getService(); 5499 if (am != null) { 5500 try { 5501 am.killUid(appId, userId, reason); 5502 } catch (RemoteException e) { 5503 /* ignore - same process */ 5504 } 5505 } 5506 } finally { 5507 Binder.restoreCallingIdentity(identity); 5508 } 5509 } 5510 5511 /** 5512 * Compares two sets of signatures. Returns: 5513 * <br /> 5514 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 5515 * <br /> 5516 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 5517 * <br /> 5518 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 5519 * <br /> 5520 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 5521 * <br /> 5522 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 5523 */ 5524 static int compareSignatures(Signature[] s1, Signature[] s2) { 5525 if (s1 == null) { 5526 return s2 == null 5527 ? PackageManager.SIGNATURE_NEITHER_SIGNED 5528 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 5529 } 5530 5531 if (s2 == null) { 5532 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 5533 } 5534 5535 if (s1.length != s2.length) { 5536 return PackageManager.SIGNATURE_NO_MATCH; 5537 } 5538 5539 // Since both signature sets are of size 1, we can compare without HashSets. 5540 if (s1.length == 1) { 5541 return s1[0].equals(s2[0]) ? 5542 PackageManager.SIGNATURE_MATCH : 5543 PackageManager.SIGNATURE_NO_MATCH; 5544 } 5545 5546 ArraySet<Signature> set1 = new ArraySet<Signature>(); 5547 for (Signature sig : s1) { 5548 set1.add(sig); 5549 } 5550 ArraySet<Signature> set2 = new ArraySet<Signature>(); 5551 for (Signature sig : s2) { 5552 set2.add(sig); 5553 } 5554 // Make sure s2 contains all signatures in s1. 5555 if (set1.equals(set2)) { 5556 return PackageManager.SIGNATURE_MATCH; 5557 } 5558 return PackageManager.SIGNATURE_NO_MATCH; 5559 } 5560 5561 /** 5562 * If the database version for this type of package (internal storage or 5563 * external storage) is less than the version where package signatures 5564 * were updated, return true. 5565 */ 5566 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5567 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5568 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 5569 } 5570 5571 /** 5572 * Used for backward compatibility to make sure any packages with 5573 * certificate chains get upgraded to the new style. {@code existingSigs} 5574 * will be in the old format (since they were stored on disk from before the 5575 * system upgrade) and {@code scannedSigs} will be in the newer format. 5576 */ 5577 private int compareSignaturesCompat(PackageSignatures existingSigs, 5578 PackageParser.Package scannedPkg) { 5579 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 5580 return PackageManager.SIGNATURE_NO_MATCH; 5581 } 5582 5583 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 5584 for (Signature sig : existingSigs.mSignatures) { 5585 existingSet.add(sig); 5586 } 5587 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 5588 for (Signature sig : scannedPkg.mSignatures) { 5589 try { 5590 Signature[] chainSignatures = sig.getChainSignatures(); 5591 for (Signature chainSig : chainSignatures) { 5592 scannedCompatSet.add(chainSig); 5593 } 5594 } catch (CertificateEncodingException e) { 5595 scannedCompatSet.add(sig); 5596 } 5597 } 5598 /* 5599 * Make sure the expanded scanned set contains all signatures in the 5600 * existing one. 5601 */ 5602 if (scannedCompatSet.equals(existingSet)) { 5603 // Migrate the old signatures to the new scheme. 5604 existingSigs.assignSignatures(scannedPkg.mSignatures); 5605 // The new KeySets will be re-added later in the scanning process. 5606 synchronized (mPackages) { 5607 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 5608 } 5609 return PackageManager.SIGNATURE_MATCH; 5610 } 5611 return PackageManager.SIGNATURE_NO_MATCH; 5612 } 5613 5614 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5615 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5616 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 5617 } 5618 5619 private int compareSignaturesRecover(PackageSignatures existingSigs, 5620 PackageParser.Package scannedPkg) { 5621 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 5622 return PackageManager.SIGNATURE_NO_MATCH; 5623 } 5624 5625 String msg = null; 5626 try { 5627 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 5628 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 5629 + scannedPkg.packageName); 5630 return PackageManager.SIGNATURE_MATCH; 5631 } 5632 } catch (CertificateException e) { 5633 msg = e.getMessage(); 5634 } 5635 5636 logCriticalInfo(Log.INFO, 5637 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 5638 return PackageManager.SIGNATURE_NO_MATCH; 5639 } 5640 5641 @Override 5642 public List<String> getAllPackages() { 5643 synchronized (mPackages) { 5644 return new ArrayList<String>(mPackages.keySet()); 5645 } 5646 } 5647 5648 @Override 5649 public String[] getPackagesForUid(int uid) { 5650 final int userId = UserHandle.getUserId(uid); 5651 uid = UserHandle.getAppId(uid); 5652 // reader 5653 synchronized (mPackages) { 5654 Object obj = mSettings.getUserIdLPr(uid); 5655 if (obj instanceof SharedUserSetting) { 5656 final SharedUserSetting sus = (SharedUserSetting) obj; 5657 final int N = sus.packages.size(); 5658 String[] res = new String[N]; 5659 final Iterator<PackageSetting> it = sus.packages.iterator(); 5660 int i = 0; 5661 while (it.hasNext()) { 5662 PackageSetting ps = it.next(); 5663 if (ps.getInstalled(userId)) { 5664 res[i++] = ps.name; 5665 } else { 5666 res = ArrayUtils.removeElement(String.class, res, res[i]); 5667 } 5668 } 5669 return res; 5670 } else if (obj instanceof PackageSetting) { 5671 final PackageSetting ps = (PackageSetting) obj; 5672 if (ps.getInstalled(userId)) { 5673 return new String[]{ps.name}; 5674 } 5675 } 5676 } 5677 return null; 5678 } 5679 5680 @Override 5681 public String getNameForUid(int uid) { 5682 // reader 5683 synchronized (mPackages) { 5684 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5685 if (obj instanceof SharedUserSetting) { 5686 final SharedUserSetting sus = (SharedUserSetting) obj; 5687 return sus.name + ":" + sus.userId; 5688 } else if (obj instanceof PackageSetting) { 5689 final PackageSetting ps = (PackageSetting) obj; 5690 return ps.name; 5691 } 5692 } 5693 return null; 5694 } 5695 5696 @Override 5697 public int getUidForSharedUser(String sharedUserName) { 5698 if(sharedUserName == null) { 5699 return -1; 5700 } 5701 // reader 5702 synchronized (mPackages) { 5703 SharedUserSetting suid; 5704 try { 5705 suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 5706 if (suid != null) { 5707 return suid.userId; 5708 } 5709 } catch (PackageManagerException ignore) { 5710 // can't happen, but, still need to catch it 5711 } 5712 return -1; 5713 } 5714 } 5715 5716 @Override 5717 public int getFlagsForUid(int uid) { 5718 synchronized (mPackages) { 5719 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5720 if (obj instanceof SharedUserSetting) { 5721 final SharedUserSetting sus = (SharedUserSetting) obj; 5722 return sus.pkgFlags; 5723 } else if (obj instanceof PackageSetting) { 5724 final PackageSetting ps = (PackageSetting) obj; 5725 return ps.pkgFlags; 5726 } 5727 } 5728 return 0; 5729 } 5730 5731 @Override 5732 public int getPrivateFlagsForUid(int uid) { 5733 synchronized (mPackages) { 5734 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5735 if (obj instanceof SharedUserSetting) { 5736 final SharedUserSetting sus = (SharedUserSetting) obj; 5737 return sus.pkgPrivateFlags; 5738 } else if (obj instanceof PackageSetting) { 5739 final PackageSetting ps = (PackageSetting) obj; 5740 return ps.pkgPrivateFlags; 5741 } 5742 } 5743 return 0; 5744 } 5745 5746 @Override 5747 public boolean isUidPrivileged(int uid) { 5748 uid = UserHandle.getAppId(uid); 5749 // reader 5750 synchronized (mPackages) { 5751 Object obj = mSettings.getUserIdLPr(uid); 5752 if (obj instanceof SharedUserSetting) { 5753 final SharedUserSetting sus = (SharedUserSetting) obj; 5754 final Iterator<PackageSetting> it = sus.packages.iterator(); 5755 while (it.hasNext()) { 5756 if (it.next().isPrivileged()) { 5757 return true; 5758 } 5759 } 5760 } else if (obj instanceof PackageSetting) { 5761 final PackageSetting ps = (PackageSetting) obj; 5762 return ps.isPrivileged(); 5763 } 5764 } 5765 return false; 5766 } 5767 5768 @Override 5769 public String[] getAppOpPermissionPackages(String permissionName) { 5770 synchronized (mPackages) { 5771 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 5772 if (pkgs == null) { 5773 return null; 5774 } 5775 return pkgs.toArray(new String[pkgs.size()]); 5776 } 5777 } 5778 5779 @Override 5780 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 5781 int flags, int userId) { 5782 return resolveIntentInternal( 5783 intent, resolvedType, flags, userId, false /*includeInstantApps*/); 5784 } 5785 5786 private ResolveInfo resolveIntentInternal(Intent intent, String resolvedType, 5787 int flags, int userId, boolean resolveForStart) { 5788 try { 5789 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveIntent"); 5790 5791 if (!sUserManager.exists(userId)) return null; 5792 final int callingUid = Binder.getCallingUid(); 5793 flags = updateFlagsForResolve(flags, userId, intent, callingUid, resolveForStart); 5794 enforceCrossUserPermission(callingUid, userId, 5795 false /*requireFullPermission*/, false /*checkShell*/, "resolve intent"); 5796 5797 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 5798 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, 5799 flags, userId, resolveForStart); 5800 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5801 5802 final ResolveInfo bestChoice = 5803 chooseBestActivity(intent, resolvedType, flags, query, userId); 5804 return bestChoice; 5805 } finally { 5806 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5807 } 5808 } 5809 5810 @Override 5811 public ResolveInfo findPersistentPreferredActivity(Intent intent, int userId) { 5812 if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) { 5813 throw new SecurityException( 5814 "findPersistentPreferredActivity can only be run by the system"); 5815 } 5816 if (!sUserManager.exists(userId)) { 5817 return null; 5818 } 5819 final int callingUid = Binder.getCallingUid(); 5820 intent = updateIntentForResolve(intent); 5821 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 5822 final int flags = updateFlagsForResolve( 5823 0, userId, intent, callingUid, false /*includeInstantApps*/); 5824 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5825 userId); 5826 synchronized (mPackages) { 5827 return findPersistentPreferredActivityLP(intent, resolvedType, flags, query, false, 5828 userId); 5829 } 5830 } 5831 5832 @Override 5833 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 5834 IntentFilter filter, int match, ComponentName activity) { 5835 final int userId = UserHandle.getCallingUserId(); 5836 if (DEBUG_PREFERRED) { 5837 Log.v(TAG, "setLastChosenActivity intent=" + intent 5838 + " resolvedType=" + resolvedType 5839 + " flags=" + flags 5840 + " filter=" + filter 5841 + " match=" + match 5842 + " activity=" + activity); 5843 filter.dump(new PrintStreamPrinter(System.out), " "); 5844 } 5845 intent.setComponent(null); 5846 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5847 userId); 5848 // Find any earlier preferred or last chosen entries and nuke them 5849 findPreferredActivity(intent, resolvedType, 5850 flags, query, 0, false, true, false, userId); 5851 // Add the new activity as the last chosen for this filter 5852 addPreferredActivityInternal(filter, match, null, activity, false, userId, 5853 "Setting last chosen"); 5854 } 5855 5856 @Override 5857 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 5858 final int userId = UserHandle.getCallingUserId(); 5859 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 5860 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5861 userId); 5862 return findPreferredActivity(intent, resolvedType, flags, query, 0, 5863 false, false, false, userId); 5864 } 5865 5866 /** 5867 * Returns whether or not instant apps have been disabled remotely. 5868 */ 5869 private boolean isEphemeralDisabled() { 5870 return mEphemeralAppsDisabled; 5871 } 5872 5873 private boolean isInstantAppAllowed( 5874 Intent intent, List<ResolveInfo> resolvedActivities, int userId, 5875 boolean skipPackageCheck) { 5876 if (mInstantAppResolverConnection == null) { 5877 return false; 5878 } 5879 if (mInstantAppInstallerActivity == null) { 5880 return false; 5881 } 5882 if (intent.getComponent() != null) { 5883 return false; 5884 } 5885 if ((intent.getFlags() & Intent.FLAG_IGNORE_EPHEMERAL) != 0) { 5886 return false; 5887 } 5888 if (!skipPackageCheck && intent.getPackage() != null) { 5889 return false; 5890 } 5891 final boolean isWebUri = hasWebURI(intent); 5892 if (!isWebUri || intent.getData().getHost() == null) { 5893 return false; 5894 } 5895 // Deny ephemeral apps if the user chose _ALWAYS or _ALWAYS_ASK for intent resolution. 5896 // Or if there's already an ephemeral app installed that handles the action 5897 synchronized (mPackages) { 5898 final int count = (resolvedActivities == null ? 0 : resolvedActivities.size()); 5899 for (int n = 0; n < count; n++) { 5900 final ResolveInfo info = resolvedActivities.get(n); 5901 final String packageName = info.activityInfo.packageName; 5902 final PackageSetting ps = mSettings.mPackages.get(packageName); 5903 if (ps != null) { 5904 // only check domain verification status if the app is not a browser 5905 if (!info.handleAllWebDataURI) { 5906 // Try to get the status from User settings first 5907 final long packedStatus = getDomainVerificationStatusLPr(ps, userId); 5908 final int status = (int) (packedStatus >> 32); 5909 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS 5910 || status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 5911 if (DEBUG_EPHEMERAL) { 5912 Slog.v(TAG, "DENY instant app;" 5913 + " pkg: " + packageName + ", status: " + status); 5914 } 5915 return false; 5916 } 5917 } 5918 if (ps.getInstantApp(userId)) { 5919 if (DEBUG_EPHEMERAL) { 5920 Slog.v(TAG, "DENY instant app installed;" 5921 + " pkg: " + packageName); 5922 } 5923 return false; 5924 } 5925 } 5926 } 5927 } 5928 // We've exhausted all ways to deny ephemeral application; let the system look for them. 5929 return true; 5930 } 5931 5932 private void requestInstantAppResolutionPhaseTwo(AuxiliaryResolveInfo responseObj, 5933 Intent origIntent, String resolvedType, String callingPackage, 5934 Bundle verificationBundle, int userId) { 5935 final Message msg = mHandler.obtainMessage(INSTANT_APP_RESOLUTION_PHASE_TWO, 5936 new InstantAppRequest(responseObj, origIntent, resolvedType, 5937 callingPackage, userId, verificationBundle)); 5938 mHandler.sendMessage(msg); 5939 } 5940 5941 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 5942 int flags, List<ResolveInfo> query, int userId) { 5943 if (query != null) { 5944 final int N = query.size(); 5945 if (N == 1) { 5946 return query.get(0); 5947 } else if (N > 1) { 5948 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 5949 // If there is more than one activity with the same priority, 5950 // then let the user decide between them. 5951 ResolveInfo r0 = query.get(0); 5952 ResolveInfo r1 = query.get(1); 5953 if (DEBUG_INTENT_MATCHING || debug) { 5954 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 5955 + r1.activityInfo.name + "=" + r1.priority); 5956 } 5957 // If the first activity has a higher priority, or a different 5958 // default, then it is always desirable to pick it. 5959 if (r0.priority != r1.priority 5960 || r0.preferredOrder != r1.preferredOrder 5961 || r0.isDefault != r1.isDefault) { 5962 return query.get(0); 5963 } 5964 // If we have saved a preference for a preferred activity for 5965 // this Intent, use that. 5966 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 5967 flags, query, r0.priority, true, false, debug, userId); 5968 if (ri != null) { 5969 return ri; 5970 } 5971 // If we have an ephemeral app, use it 5972 for (int i = 0; i < N; i++) { 5973 ri = query.get(i); 5974 if (ri.activityInfo.applicationInfo.isInstantApp()) { 5975 final String packageName = ri.activityInfo.packageName; 5976 final PackageSetting ps = mSettings.mPackages.get(packageName); 5977 final long packedStatus = getDomainVerificationStatusLPr(ps, userId); 5978 final int status = (int)(packedStatus >> 32); 5979 if (status != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 5980 return ri; 5981 } 5982 } 5983 } 5984 ri = new ResolveInfo(mResolveInfo); 5985 ri.activityInfo = new ActivityInfo(ri.activityInfo); 5986 ri.activityInfo.labelRes = ResolverActivity.getLabelRes(intent.getAction()); 5987 // If all of the options come from the same package, show the application's 5988 // label and icon instead of the generic resolver's. 5989 // Some calls like Intent.resolveActivityInfo query the ResolveInfo from here 5990 // and then throw away the ResolveInfo itself, meaning that the caller loses 5991 // the resolvePackageName. Therefore the activityInfo.labelRes above provides 5992 // a fallback for this case; we only set the target package's resources on 5993 // the ResolveInfo, not the ActivityInfo. 5994 final String intentPackage = intent.getPackage(); 5995 if (!TextUtils.isEmpty(intentPackage) && allHavePackage(query, intentPackage)) { 5996 final ApplicationInfo appi = query.get(0).activityInfo.applicationInfo; 5997 ri.resolvePackageName = intentPackage; 5998 if (userNeedsBadging(userId)) { 5999 ri.noResourceId = true; 6000 } else { 6001 ri.icon = appi.icon; 6002 } 6003 ri.iconResourceId = appi.icon; 6004 ri.labelRes = appi.labelRes; 6005 } 6006 ri.activityInfo.applicationInfo = new ApplicationInfo( 6007 ri.activityInfo.applicationInfo); 6008 if (userId != 0) { 6009 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 6010 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 6011 } 6012 // Make sure that the resolver is displayable in car mode 6013 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 6014 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 6015 return ri; 6016 } 6017 } 6018 return null; 6019 } 6020 6021 /** 6022 * Return true if the given list is not empty and all of its contents have 6023 * an activityInfo with the given package name. 6024 */ 6025 private boolean allHavePackage(List<ResolveInfo> list, String packageName) { 6026 if (ArrayUtils.isEmpty(list)) { 6027 return false; 6028 } 6029 for (int i = 0, N = list.size(); i < N; i++) { 6030 final ResolveInfo ri = list.get(i); 6031 final ActivityInfo ai = ri != null ? ri.activityInfo : null; 6032 if (ai == null || !packageName.equals(ai.packageName)) { 6033 return false; 6034 } 6035 } 6036 return true; 6037 } 6038 6039 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 6040 int flags, List<ResolveInfo> query, boolean debug, int userId) { 6041 final int N = query.size(); 6042 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 6043 .get(userId); 6044 // Get the list of persistent preferred activities that handle the intent 6045 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 6046 List<PersistentPreferredActivity> pprefs = ppir != null 6047 ? ppir.queryIntent(intent, resolvedType, 6048 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 6049 userId) 6050 : null; 6051 if (pprefs != null && pprefs.size() > 0) { 6052 final int M = pprefs.size(); 6053 for (int i=0; i<M; i++) { 6054 final PersistentPreferredActivity ppa = pprefs.get(i); 6055 if (DEBUG_PREFERRED || debug) { 6056 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 6057 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 6058 + "\n component=" + ppa.mComponent); 6059 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6060 } 6061 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 6062 flags | MATCH_DISABLED_COMPONENTS, userId); 6063 if (DEBUG_PREFERRED || debug) { 6064 Slog.v(TAG, "Found persistent preferred activity:"); 6065 if (ai != null) { 6066 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6067 } else { 6068 Slog.v(TAG, " null"); 6069 } 6070 } 6071 if (ai == null) { 6072 // This previously registered persistent preferred activity 6073 // component is no longer known. Ignore it and do NOT remove it. 6074 continue; 6075 } 6076 for (int j=0; j<N; j++) { 6077 final ResolveInfo ri = query.get(j); 6078 if (!ri.activityInfo.applicationInfo.packageName 6079 .equals(ai.applicationInfo.packageName)) { 6080 continue; 6081 } 6082 if (!ri.activityInfo.name.equals(ai.name)) { 6083 continue; 6084 } 6085 // Found a persistent preference that can handle the intent. 6086 if (DEBUG_PREFERRED || debug) { 6087 Slog.v(TAG, "Returning persistent preferred activity: " + 6088 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 6089 } 6090 return ri; 6091 } 6092 } 6093 } 6094 return null; 6095 } 6096 6097 // TODO: handle preferred activities missing while user has amnesia 6098 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 6099 List<ResolveInfo> query, int priority, boolean always, 6100 boolean removeMatches, boolean debug, int userId) { 6101 if (!sUserManager.exists(userId)) return null; 6102 final int callingUid = Binder.getCallingUid(); 6103 flags = updateFlagsForResolve( 6104 flags, userId, intent, callingUid, false /*includeInstantApps*/); 6105 intent = updateIntentForResolve(intent); 6106 // writer 6107 synchronized (mPackages) { 6108 // Try to find a matching persistent preferred activity. 6109 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 6110 debug, userId); 6111 6112 // If a persistent preferred activity matched, use it. 6113 if (pri != null) { 6114 return pri; 6115 } 6116 6117 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 6118 // Get the list of preferred activities that handle the intent 6119 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 6120 List<PreferredActivity> prefs = pir != null 6121 ? pir.queryIntent(intent, resolvedType, 6122 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 6123 userId) 6124 : null; 6125 if (prefs != null && prefs.size() > 0) { 6126 boolean changed = false; 6127 try { 6128 // First figure out how good the original match set is. 6129 // We will only allow preferred activities that came 6130 // from the same match quality. 6131 int match = 0; 6132 6133 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 6134 6135 final int N = query.size(); 6136 for (int j=0; j<N; j++) { 6137 final ResolveInfo ri = query.get(j); 6138 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 6139 + ": 0x" + Integer.toHexString(match)); 6140 if (ri.match > match) { 6141 match = ri.match; 6142 } 6143 } 6144 6145 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 6146 + Integer.toHexString(match)); 6147 6148 match &= IntentFilter.MATCH_CATEGORY_MASK; 6149 final int M = prefs.size(); 6150 for (int i=0; i<M; i++) { 6151 final PreferredActivity pa = prefs.get(i); 6152 if (DEBUG_PREFERRED || debug) { 6153 Slog.v(TAG, "Checking PreferredActivity ds=" 6154 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 6155 + "\n component=" + pa.mPref.mComponent); 6156 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6157 } 6158 if (pa.mPref.mMatch != match) { 6159 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 6160 + Integer.toHexString(pa.mPref.mMatch)); 6161 continue; 6162 } 6163 // If it's not an "always" type preferred activity and that's what we're 6164 // looking for, skip it. 6165 if (always && !pa.mPref.mAlways) { 6166 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 6167 continue; 6168 } 6169 final ActivityInfo ai = getActivityInfo( 6170 pa.mPref.mComponent, flags | MATCH_DISABLED_COMPONENTS 6171 | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 6172 userId); 6173 if (DEBUG_PREFERRED || debug) { 6174 Slog.v(TAG, "Found preferred activity:"); 6175 if (ai != null) { 6176 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6177 } else { 6178 Slog.v(TAG, " null"); 6179 } 6180 } 6181 if (ai == null) { 6182 // This previously registered preferred activity 6183 // component is no longer known. Most likely an update 6184 // to the app was installed and in the new version this 6185 // component no longer exists. Clean it up by removing 6186 // it from the preferred activities list, and skip it. 6187 Slog.w(TAG, "Removing dangling preferred activity: " 6188 + pa.mPref.mComponent); 6189 pir.removeFilter(pa); 6190 changed = true; 6191 continue; 6192 } 6193 for (int j=0; j<N; j++) { 6194 final ResolveInfo ri = query.get(j); 6195 if (!ri.activityInfo.applicationInfo.packageName 6196 .equals(ai.applicationInfo.packageName)) { 6197 continue; 6198 } 6199 if (!ri.activityInfo.name.equals(ai.name)) { 6200 continue; 6201 } 6202 6203 if (removeMatches) { 6204 pir.removeFilter(pa); 6205 changed = true; 6206 if (DEBUG_PREFERRED) { 6207 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 6208 } 6209 break; 6210 } 6211 6212 // Okay we found a previously set preferred or last chosen app. 6213 // If the result set is different from when this 6214 // was created, we need to clear it and re-ask the 6215 // user their preference, if we're looking for an "always" type entry. 6216 if (always && !pa.mPref.sameSet(query)) { 6217 Slog.i(TAG, "Result set changed, dropping preferred activity for " 6218 + intent + " type " + resolvedType); 6219 if (DEBUG_PREFERRED) { 6220 Slog.v(TAG, "Removing preferred activity since set changed " 6221 + pa.mPref.mComponent); 6222 } 6223 pir.removeFilter(pa); 6224 // Re-add the filter as a "last chosen" entry (!always) 6225 PreferredActivity lastChosen = new PreferredActivity( 6226 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 6227 pir.addFilter(lastChosen); 6228 changed = true; 6229 return null; 6230 } 6231 6232 // Yay! Either the set matched or we're looking for the last chosen 6233 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 6234 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 6235 return ri; 6236 } 6237 } 6238 } finally { 6239 if (changed) { 6240 if (DEBUG_PREFERRED) { 6241 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 6242 } 6243 scheduleWritePackageRestrictionsLocked(userId); 6244 } 6245 } 6246 } 6247 } 6248 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 6249 return null; 6250 } 6251 6252 /* 6253 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 6254 */ 6255 @Override 6256 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 6257 int targetUserId) { 6258 mContext.enforceCallingOrSelfPermission( 6259 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 6260 List<CrossProfileIntentFilter> matches = 6261 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 6262 if (matches != null) { 6263 int size = matches.size(); 6264 for (int i = 0; i < size; i++) { 6265 if (matches.get(i).getTargetUserId() == targetUserId) return true; 6266 } 6267 } 6268 if (hasWebURI(intent)) { 6269 // cross-profile app linking works only towards the parent. 6270 final int callingUid = Binder.getCallingUid(); 6271 final UserInfo parent = getProfileParent(sourceUserId); 6272 synchronized(mPackages) { 6273 int flags = updateFlagsForResolve(0, parent.id, intent, callingUid, 6274 false /*includeInstantApps*/); 6275 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 6276 intent, resolvedType, flags, sourceUserId, parent.id); 6277 return xpDomainInfo != null; 6278 } 6279 } 6280 return false; 6281 } 6282 6283 private UserInfo getProfileParent(int userId) { 6284 final long identity = Binder.clearCallingIdentity(); 6285 try { 6286 return sUserManager.getProfileParent(userId); 6287 } finally { 6288 Binder.restoreCallingIdentity(identity); 6289 } 6290 } 6291 6292 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 6293 String resolvedType, int userId) { 6294 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 6295 if (resolver != null) { 6296 return resolver.queryIntent(intent, resolvedType, false /*defaultOnly*/, userId); 6297 } 6298 return null; 6299 } 6300 6301 @Override 6302 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivities(Intent intent, 6303 String resolvedType, int flags, int userId) { 6304 try { 6305 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 6306 6307 return new ParceledListSlice<>( 6308 queryIntentActivitiesInternal(intent, resolvedType, flags, userId)); 6309 } finally { 6310 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6311 } 6312 } 6313 6314 /** 6315 * Returns the package name of the calling Uid if it's an instant app. If it isn't 6316 * instant, returns {@code null}. 6317 */ 6318 private String getInstantAppPackageName(int callingUid) { 6319 // If the caller is an isolated app use the owner's uid for the lookup. 6320 if (Process.isIsolated(callingUid)) { 6321 callingUid = mIsolatedOwners.get(callingUid); 6322 } 6323 final int appId = UserHandle.getAppId(callingUid); 6324 synchronized (mPackages) { 6325 final Object obj = mSettings.getUserIdLPr(appId); 6326 if (obj instanceof PackageSetting) { 6327 final PackageSetting ps = (PackageSetting) obj; 6328 final boolean isInstantApp = ps.getInstantApp(UserHandle.getUserId(callingUid)); 6329 return isInstantApp ? ps.pkg.packageName : null; 6330 } 6331 } 6332 return null; 6333 } 6334 6335 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 6336 String resolvedType, int flags, int userId) { 6337 return queryIntentActivitiesInternal(intent, resolvedType, flags, userId, false); 6338 } 6339 6340 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 6341 String resolvedType, int flags, int userId, boolean resolveForStart) { 6342 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6343 final int callingUid = Binder.getCallingUid(); 6344 final String instantAppPkgName = getInstantAppPackageName(callingUid); 6345 enforceCrossUserPermission(callingUid, userId, 6346 false /* requireFullPermission */, false /* checkShell */, 6347 "query intent activities"); 6348 final String pkgName = intent.getPackage(); 6349 ComponentName comp = intent.getComponent(); 6350 if (comp == null) { 6351 if (intent.getSelector() != null) { 6352 intent = intent.getSelector(); 6353 comp = intent.getComponent(); 6354 } 6355 } 6356 6357 flags = updateFlagsForResolve(flags, userId, intent, callingUid, resolveForStart, 6358 comp != null || pkgName != null /*onlyExposedExplicitly*/); 6359 if (comp != null) { 6360 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6361 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 6362 if (ai != null) { 6363 // When specifying an explicit component, we prevent the activity from being 6364 // used when either 1) the calling package is normal and the activity is within 6365 // an ephemeral application or 2) the calling package is ephemeral and the 6366 // activity is not visible to ephemeral applications. 6367 final boolean matchInstantApp = 6368 (flags & PackageManager.MATCH_INSTANT) != 0; 6369 final boolean matchVisibleToInstantAppOnly = 6370 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 6371 final boolean matchExplicitlyVisibleOnly = 6372 (flags & PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY) != 0; 6373 final boolean isCallerInstantApp = 6374 instantAppPkgName != null; 6375 final boolean isTargetSameInstantApp = 6376 comp.getPackageName().equals(instantAppPkgName); 6377 final boolean isTargetInstantApp = 6378 (ai.applicationInfo.privateFlags 6379 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 6380 final boolean isTargetVisibleToInstantApp = 6381 (ai.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0; 6382 final boolean isTargetExplicitlyVisibleToInstantApp = 6383 isTargetVisibleToInstantApp 6384 && (ai.flags & ActivityInfo.FLAG_IMPLICITLY_VISIBLE_TO_INSTANT_APP) == 0; 6385 final boolean isTargetHiddenFromInstantApp = 6386 !isTargetVisibleToInstantApp 6387 || (matchExplicitlyVisibleOnly && !isTargetExplicitlyVisibleToInstantApp); 6388 final boolean blockResolution = 6389 !isTargetSameInstantApp 6390 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 6391 || (matchVisibleToInstantAppOnly && isCallerInstantApp 6392 && isTargetHiddenFromInstantApp)); 6393 if (!blockResolution) { 6394 final ResolveInfo ri = new ResolveInfo(); 6395 ri.activityInfo = ai; 6396 list.add(ri); 6397 } 6398 } 6399 return applyPostResolutionFilter(list, instantAppPkgName); 6400 } 6401 6402 // reader 6403 boolean sortResult = false; 6404 boolean addEphemeral = false; 6405 List<ResolveInfo> result; 6406 final boolean ephemeralDisabled = isEphemeralDisabled(); 6407 synchronized (mPackages) { 6408 if (pkgName == null) { 6409 List<CrossProfileIntentFilter> matchingFilters = 6410 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 6411 // Check for results that need to skip the current profile. 6412 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 6413 resolvedType, flags, userId); 6414 if (xpResolveInfo != null) { 6415 List<ResolveInfo> xpResult = new ArrayList<ResolveInfo>(1); 6416 xpResult.add(xpResolveInfo); 6417 return applyPostResolutionFilter( 6418 filterIfNotSystemUser(xpResult, userId), instantAppPkgName); 6419 } 6420 6421 // Check for results in the current profile. 6422 result = filterIfNotSystemUser(mActivities.queryIntent( 6423 intent, resolvedType, flags, userId), userId); 6424 addEphemeral = !ephemeralDisabled 6425 && isInstantAppAllowed(intent, result, userId, false /*skipPackageCheck*/); 6426 // Check for cross profile results. 6427 boolean hasNonNegativePriorityResult = hasNonNegativePriority(result); 6428 xpResolveInfo = queryCrossProfileIntents( 6429 matchingFilters, intent, resolvedType, flags, userId, 6430 hasNonNegativePriorityResult); 6431 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 6432 boolean isVisibleToUser = filterIfNotSystemUser( 6433 Collections.singletonList(xpResolveInfo), userId).size() > 0; 6434 if (isVisibleToUser) { 6435 result.add(xpResolveInfo); 6436 sortResult = true; 6437 } 6438 } 6439 if (hasWebURI(intent)) { 6440 CrossProfileDomainInfo xpDomainInfo = null; 6441 final UserInfo parent = getProfileParent(userId); 6442 if (parent != null) { 6443 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 6444 flags, userId, parent.id); 6445 } 6446 if (xpDomainInfo != null) { 6447 if (xpResolveInfo != null) { 6448 // If we didn't remove it, the cross-profile ResolveInfo would be twice 6449 // in the result. 6450 result.remove(xpResolveInfo); 6451 } 6452 if (result.size() == 0 && !addEphemeral) { 6453 // No result in current profile, but found candidate in parent user. 6454 // And we are not going to add emphemeral app, so we can return the 6455 // result straight away. 6456 result.add(xpDomainInfo.resolveInfo); 6457 return applyPostResolutionFilter(result, instantAppPkgName); 6458 } 6459 } else if (result.size() <= 1 && !addEphemeral) { 6460 // No result in parent user and <= 1 result in current profile, and we 6461 // are not going to add emphemeral app, so we can return the result without 6462 // further processing. 6463 return applyPostResolutionFilter(result, instantAppPkgName); 6464 } 6465 // We have more than one candidate (combining results from current and parent 6466 // profile), so we need filtering and sorting. 6467 result = filterCandidatesWithDomainPreferredActivitiesLPr( 6468 intent, flags, result, xpDomainInfo, userId); 6469 sortResult = true; 6470 } 6471 } else { 6472 final PackageParser.Package pkg = mPackages.get(pkgName); 6473 if (pkg != null) { 6474 return applyPostResolutionFilter(filterIfNotSystemUser( 6475 mActivities.queryIntentForPackage( 6476 intent, resolvedType, flags, pkg.activities, userId), 6477 userId), instantAppPkgName); 6478 } else { 6479 // the caller wants to resolve for a particular package; however, there 6480 // were no installed results, so, try to find an ephemeral result 6481 addEphemeral = !ephemeralDisabled 6482 && isInstantAppAllowed( 6483 intent, null /*result*/, userId, true /*skipPackageCheck*/); 6484 result = new ArrayList<ResolveInfo>(); 6485 } 6486 } 6487 } 6488 if (addEphemeral) { 6489 result = maybeAddInstantAppInstaller(result, intent, resolvedType, flags, userId); 6490 } 6491 if (sortResult) { 6492 Collections.sort(result, mResolvePrioritySorter); 6493 } 6494 return applyPostResolutionFilter(result, instantAppPkgName); 6495 } 6496 6497 private List<ResolveInfo> maybeAddInstantAppInstaller(List<ResolveInfo> result, Intent intent, 6498 String resolvedType, int flags, int userId) { 6499 // first, check to see if we've got an instant app already installed 6500 final boolean alreadyResolvedLocally = (flags & PackageManager.MATCH_INSTANT) != 0; 6501 ResolveInfo localInstantApp = null; 6502 boolean blockResolution = false; 6503 if (!alreadyResolvedLocally) { 6504 final List<ResolveInfo> instantApps = mActivities.queryIntent(intent, resolvedType, 6505 flags 6506 | PackageManager.GET_RESOLVED_FILTER 6507 | PackageManager.MATCH_INSTANT 6508 | PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY, 6509 userId); 6510 for (int i = instantApps.size() - 1; i >= 0; --i) { 6511 final ResolveInfo info = instantApps.get(i); 6512 final String packageName = info.activityInfo.packageName; 6513 final PackageSetting ps = mSettings.mPackages.get(packageName); 6514 if (ps.getInstantApp(userId)) { 6515 final long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6516 final int status = (int)(packedStatus >> 32); 6517 final int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 6518 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6519 // there's a local instant application installed, but, the user has 6520 // chosen to never use it; skip resolution and don't acknowledge 6521 // an instant application is even available 6522 if (DEBUG_EPHEMERAL) { 6523 Slog.v(TAG, "Instant app marked to never run; pkg: " + packageName); 6524 } 6525 blockResolution = true; 6526 break; 6527 } else { 6528 // we have a locally installed instant application; skip resolution 6529 // but acknowledge there's an instant application available 6530 if (DEBUG_EPHEMERAL) { 6531 Slog.v(TAG, "Found installed instant app; pkg: " + packageName); 6532 } 6533 localInstantApp = info; 6534 break; 6535 } 6536 } 6537 } 6538 } 6539 // no app installed, let's see if one's available 6540 AuxiliaryResolveInfo auxiliaryResponse = null; 6541 if (!blockResolution) { 6542 if (localInstantApp == null) { 6543 // we don't have an instant app locally, resolve externally 6544 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveEphemeral"); 6545 final InstantAppRequest requestObject = new InstantAppRequest( 6546 null /*responseObj*/, intent /*origIntent*/, resolvedType, 6547 null /*callingPackage*/, userId, null /*verificationBundle*/); 6548 auxiliaryResponse = 6549 InstantAppResolver.doInstantAppResolutionPhaseOne( 6550 mContext, mInstantAppResolverConnection, requestObject); 6551 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6552 } else { 6553 // we have an instant application locally, but, we can't admit that since 6554 // callers shouldn't be able to determine prior browsing. create a dummy 6555 // auxiliary response so the downstream code behaves as if there's an 6556 // instant application available externally. when it comes time to start 6557 // the instant application, we'll do the right thing. 6558 final ApplicationInfo ai = localInstantApp.activityInfo.applicationInfo; 6559 auxiliaryResponse = new AuxiliaryResolveInfo( 6560 ai.packageName, null /*splitName*/, ai.versionCode, null /*failureIntent*/); 6561 } 6562 } 6563 if (auxiliaryResponse != null) { 6564 if (DEBUG_EPHEMERAL) { 6565 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 6566 } 6567 final ResolveInfo ephemeralInstaller = new ResolveInfo(mInstantAppInstallerInfo); 6568 final PackageSetting ps = 6569 mSettings.mPackages.get(mInstantAppInstallerActivity.packageName); 6570 if (ps != null) { 6571 ephemeralInstaller.activityInfo = PackageParser.generateActivityInfo( 6572 mInstantAppInstallerActivity, 0, ps.readUserState(userId), userId); 6573 ephemeralInstaller.activityInfo.launchToken = auxiliaryResponse.token; 6574 ephemeralInstaller.auxiliaryInfo = auxiliaryResponse; 6575 // make sure this resolver is the default 6576 ephemeralInstaller.isDefault = true; 6577 ephemeralInstaller.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 6578 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 6579 // add a non-generic filter 6580 ephemeralInstaller.filter = new IntentFilter(intent.getAction()); 6581 ephemeralInstaller.filter.addDataPath( 6582 intent.getData().getPath(), PatternMatcher.PATTERN_LITERAL); 6583 ephemeralInstaller.isInstantAppAvailable = true; 6584 result.add(ephemeralInstaller); 6585 } 6586 } 6587 return result; 6588 } 6589 6590 private static class CrossProfileDomainInfo { 6591 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 6592 ResolveInfo resolveInfo; 6593 /* Best domain verification status of the activities found in the other profile */ 6594 int bestDomainVerificationStatus; 6595 } 6596 6597 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 6598 String resolvedType, int flags, int sourceUserId, int parentUserId) { 6599 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 6600 sourceUserId)) { 6601 return null; 6602 } 6603 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 6604 resolvedType, flags, parentUserId); 6605 6606 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 6607 return null; 6608 } 6609 CrossProfileDomainInfo result = null; 6610 int size = resultTargetUser.size(); 6611 for (int i = 0; i < size; i++) { 6612 ResolveInfo riTargetUser = resultTargetUser.get(i); 6613 // Intent filter verification is only for filters that specify a host. So don't return 6614 // those that handle all web uris. 6615 if (riTargetUser.handleAllWebDataURI) { 6616 continue; 6617 } 6618 String packageName = riTargetUser.activityInfo.packageName; 6619 PackageSetting ps = mSettings.mPackages.get(packageName); 6620 if (ps == null) { 6621 continue; 6622 } 6623 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 6624 int status = (int)(verificationState >> 32); 6625 if (result == null) { 6626 result = new CrossProfileDomainInfo(); 6627 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 6628 sourceUserId, parentUserId); 6629 result.bestDomainVerificationStatus = status; 6630 } else { 6631 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 6632 result.bestDomainVerificationStatus); 6633 } 6634 } 6635 // Don't consider matches with status NEVER across profiles. 6636 if (result != null && result.bestDomainVerificationStatus 6637 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6638 return null; 6639 } 6640 return result; 6641 } 6642 6643 /** 6644 * Verification statuses are ordered from the worse to the best, except for 6645 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 6646 */ 6647 private int bestDomainVerificationStatus(int status1, int status2) { 6648 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6649 return status2; 6650 } 6651 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6652 return status1; 6653 } 6654 return (int) MathUtils.max(status1, status2); 6655 } 6656 6657 private boolean isUserEnabled(int userId) { 6658 long callingId = Binder.clearCallingIdentity(); 6659 try { 6660 UserInfo userInfo = sUserManager.getUserInfo(userId); 6661 return userInfo != null && userInfo.isEnabled(); 6662 } finally { 6663 Binder.restoreCallingIdentity(callingId); 6664 } 6665 } 6666 6667 /** 6668 * Filter out activities with systemUserOnly flag set, when current user is not System. 6669 * 6670 * @return filtered list 6671 */ 6672 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 6673 if (userId == UserHandle.USER_SYSTEM) { 6674 return resolveInfos; 6675 } 6676 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6677 ResolveInfo info = resolveInfos.get(i); 6678 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 6679 resolveInfos.remove(i); 6680 } 6681 } 6682 return resolveInfos; 6683 } 6684 6685 /** 6686 * Filters out ephemeral activities. 6687 * <p>When resolving for an ephemeral app, only activities that 1) are defined in the 6688 * ephemeral app or 2) marked with {@code visibleToEphemeral} are returned. 6689 * 6690 * @param resolveInfos The pre-filtered list of resolved activities 6691 * @param ephemeralPkgName The ephemeral package name. If {@code null}, no filtering 6692 * is performed. 6693 * @return A filtered list of resolved activities. 6694 */ 6695 private List<ResolveInfo> applyPostResolutionFilter(List<ResolveInfo> resolveInfos, 6696 String ephemeralPkgName) { 6697 // TODO: When adding on-demand split support for non-instant apps, remove this check 6698 // and always apply post filtering 6699 if (ephemeralPkgName == null) { 6700 return resolveInfos; 6701 } 6702 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6703 final ResolveInfo info = resolveInfos.get(i); 6704 final boolean isEphemeralApp = info.activityInfo.applicationInfo.isInstantApp(); 6705 // allow activities that are defined in the provided package 6706 if (isEphemeralApp && ephemeralPkgName.equals(info.activityInfo.packageName)) { 6707 if (info.activityInfo.splitName != null 6708 && !ArrayUtils.contains(info.activityInfo.applicationInfo.splitNames, 6709 info.activityInfo.splitName)) { 6710 // requested activity is defined in a split that hasn't been installed yet. 6711 // add the installer to the resolve list 6712 if (DEBUG_EPHEMERAL) { 6713 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 6714 } 6715 final ResolveInfo installerInfo = new ResolveInfo(mInstantAppInstallerInfo); 6716 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 6717 info.activityInfo.packageName, info.activityInfo.splitName, 6718 info.activityInfo.applicationInfo.versionCode, null /*failureIntent*/); 6719 // make sure this resolver is the default 6720 installerInfo.isDefault = true; 6721 installerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 6722 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 6723 // add a non-generic filter 6724 installerInfo.filter = new IntentFilter(); 6725 // load resources from the correct package 6726 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 6727 resolveInfos.set(i, installerInfo); 6728 } 6729 continue; 6730 } 6731 // allow activities that have been explicitly exposed to ephemeral apps 6732 if (!isEphemeralApp 6733 && ((info.activityInfo.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0)) { 6734 continue; 6735 } 6736 resolveInfos.remove(i); 6737 } 6738 return resolveInfos; 6739 } 6740 6741 /** 6742 * @param resolveInfos list of resolve infos in descending priority order 6743 * @return if the list contains a resolve info with non-negative priority 6744 */ 6745 private boolean hasNonNegativePriority(List<ResolveInfo> resolveInfos) { 6746 return resolveInfos.size() > 0 && resolveInfos.get(0).priority >= 0; 6747 } 6748 6749 private static boolean hasWebURI(Intent intent) { 6750 if (intent.getData() == null) { 6751 return false; 6752 } 6753 final String scheme = intent.getScheme(); 6754 if (TextUtils.isEmpty(scheme)) { 6755 return false; 6756 } 6757 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 6758 } 6759 6760 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 6761 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 6762 int userId) { 6763 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 6764 6765 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 6766 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 6767 candidates.size()); 6768 } 6769 6770 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 6771 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 6772 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 6773 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 6774 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 6775 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 6776 6777 synchronized (mPackages) { 6778 final int count = candidates.size(); 6779 // First, try to use linked apps. Partition the candidates into four lists: 6780 // one for the final results, one for the "do not use ever", one for "undefined status" 6781 // and finally one for "browser app type". 6782 for (int n=0; n<count; n++) { 6783 ResolveInfo info = candidates.get(n); 6784 String packageName = info.activityInfo.packageName; 6785 PackageSetting ps = mSettings.mPackages.get(packageName); 6786 if (ps != null) { 6787 // Add to the special match all list (Browser use case) 6788 if (info.handleAllWebDataURI) { 6789 matchAllList.add(info); 6790 continue; 6791 } 6792 // Try to get the status from User settings first 6793 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6794 int status = (int)(packedStatus >> 32); 6795 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 6796 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 6797 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6798 Slog.i(TAG, " + always: " + info.activityInfo.packageName 6799 + " : linkgen=" + linkGeneration); 6800 } 6801 // Use link-enabled generation as preferredOrder, i.e. 6802 // prefer newly-enabled over earlier-enabled. 6803 info.preferredOrder = linkGeneration; 6804 alwaysList.add(info); 6805 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6806 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6807 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 6808 } 6809 neverList.add(info); 6810 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 6811 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6812 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 6813 } 6814 alwaysAskList.add(info); 6815 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 6816 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 6817 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6818 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 6819 } 6820 undefinedList.add(info); 6821 } 6822 } 6823 } 6824 6825 // We'll want to include browser possibilities in a few cases 6826 boolean includeBrowser = false; 6827 6828 // First try to add the "always" resolution(s) for the current user, if any 6829 if (alwaysList.size() > 0) { 6830 result.addAll(alwaysList); 6831 } else { 6832 // Add all undefined apps as we want them to appear in the disambiguation dialog. 6833 result.addAll(undefinedList); 6834 // Maybe add one for the other profile. 6835 if (xpDomainInfo != null && ( 6836 xpDomainInfo.bestDomainVerificationStatus 6837 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 6838 result.add(xpDomainInfo.resolveInfo); 6839 } 6840 includeBrowser = true; 6841 } 6842 6843 // The presence of any 'always ask' alternatives means we'll also offer browsers. 6844 // If there were 'always' entries their preferred order has been set, so we also 6845 // back that off to make the alternatives equivalent 6846 if (alwaysAskList.size() > 0) { 6847 for (ResolveInfo i : result) { 6848 i.preferredOrder = 0; 6849 } 6850 result.addAll(alwaysAskList); 6851 includeBrowser = true; 6852 } 6853 6854 if (includeBrowser) { 6855 // Also add browsers (all of them or only the default one) 6856 if (DEBUG_DOMAIN_VERIFICATION) { 6857 Slog.v(TAG, " ...including browsers in candidate set"); 6858 } 6859 if ((matchFlags & MATCH_ALL) != 0) { 6860 result.addAll(matchAllList); 6861 } else { 6862 // Browser/generic handling case. If there's a default browser, go straight 6863 // to that (but only if there is no other higher-priority match). 6864 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 6865 int maxMatchPrio = 0; 6866 ResolveInfo defaultBrowserMatch = null; 6867 final int numCandidates = matchAllList.size(); 6868 for (int n = 0; n < numCandidates; n++) { 6869 ResolveInfo info = matchAllList.get(n); 6870 // track the highest overall match priority... 6871 if (info.priority > maxMatchPrio) { 6872 maxMatchPrio = info.priority; 6873 } 6874 // ...and the highest-priority default browser match 6875 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 6876 if (defaultBrowserMatch == null 6877 || (defaultBrowserMatch.priority < info.priority)) { 6878 if (debug) { 6879 Slog.v(TAG, "Considering default browser match " + info); 6880 } 6881 defaultBrowserMatch = info; 6882 } 6883 } 6884 } 6885 if (defaultBrowserMatch != null 6886 && defaultBrowserMatch.priority >= maxMatchPrio 6887 && !TextUtils.isEmpty(defaultBrowserPackageName)) 6888 { 6889 if (debug) { 6890 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 6891 } 6892 result.add(defaultBrowserMatch); 6893 } else { 6894 result.addAll(matchAllList); 6895 } 6896 } 6897 6898 // If there is nothing selected, add all candidates and remove the ones that the user 6899 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 6900 if (result.size() == 0) { 6901 result.addAll(candidates); 6902 result.removeAll(neverList); 6903 } 6904 } 6905 } 6906 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 6907 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 6908 result.size()); 6909 for (ResolveInfo info : result) { 6910 Slog.v(TAG, " + " + info.activityInfo); 6911 } 6912 } 6913 return result; 6914 } 6915 6916 // Returns a packed value as a long: 6917 // 6918 // high 'int'-sized word: link status: undefined/ask/never/always. 6919 // low 'int'-sized word: relative priority among 'always' results. 6920 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 6921 long result = ps.getDomainVerificationStatusForUser(userId); 6922 // if none available, get the master status 6923 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 6924 if (ps.getIntentFilterVerificationInfo() != null) { 6925 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 6926 } 6927 } 6928 return result; 6929 } 6930 6931 private ResolveInfo querySkipCurrentProfileIntents( 6932 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 6933 int flags, int sourceUserId) { 6934 if (matchingFilters != null) { 6935 int size = matchingFilters.size(); 6936 for (int i = 0; i < size; i ++) { 6937 CrossProfileIntentFilter filter = matchingFilters.get(i); 6938 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 6939 // Checking if there are activities in the target user that can handle the 6940 // intent. 6941 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 6942 resolvedType, flags, sourceUserId); 6943 if (resolveInfo != null) { 6944 return resolveInfo; 6945 } 6946 } 6947 } 6948 } 6949 return null; 6950 } 6951 6952 // Return matching ResolveInfo in target user if any. 6953 private ResolveInfo queryCrossProfileIntents( 6954 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 6955 int flags, int sourceUserId, boolean matchInCurrentProfile) { 6956 if (matchingFilters != null) { 6957 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 6958 // match the same intent. For performance reasons, it is better not to 6959 // run queryIntent twice for the same userId 6960 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 6961 int size = matchingFilters.size(); 6962 for (int i = 0; i < size; i++) { 6963 CrossProfileIntentFilter filter = matchingFilters.get(i); 6964 int targetUserId = filter.getTargetUserId(); 6965 boolean skipCurrentProfile = 6966 (filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0; 6967 boolean skipCurrentProfileIfNoMatchFound = 6968 (filter.getFlags() & PackageManager.ONLY_IF_NO_MATCH_FOUND) != 0; 6969 if (!skipCurrentProfile && !alreadyTriedUserIds.get(targetUserId) 6970 && (!skipCurrentProfileIfNoMatchFound || !matchInCurrentProfile)) { 6971 // Checking if there are activities in the target user that can handle the 6972 // intent. 6973 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 6974 resolvedType, flags, sourceUserId); 6975 if (resolveInfo != null) return resolveInfo; 6976 alreadyTriedUserIds.put(targetUserId, true); 6977 } 6978 } 6979 } 6980 return null; 6981 } 6982 6983 /** 6984 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 6985 * will forward the intent to the filter's target user. 6986 * Otherwise, returns null. 6987 */ 6988 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 6989 String resolvedType, int flags, int sourceUserId) { 6990 int targetUserId = filter.getTargetUserId(); 6991 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 6992 resolvedType, flags, targetUserId); 6993 if (resultTargetUser != null && isUserEnabled(targetUserId)) { 6994 // If all the matches in the target profile are suspended, return null. 6995 for (int i = resultTargetUser.size() - 1; i >= 0; i--) { 6996 if ((resultTargetUser.get(i).activityInfo.applicationInfo.flags 6997 & ApplicationInfo.FLAG_SUSPENDED) == 0) { 6998 return createForwardingResolveInfoUnchecked(filter, sourceUserId, 6999 targetUserId); 7000 } 7001 } 7002 } 7003 return null; 7004 } 7005 7006 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 7007 int sourceUserId, int targetUserId) { 7008 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 7009 long ident = Binder.clearCallingIdentity(); 7010 boolean targetIsProfile; 7011 try { 7012 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 7013 } finally { 7014 Binder.restoreCallingIdentity(ident); 7015 } 7016 String className; 7017 if (targetIsProfile) { 7018 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 7019 } else { 7020 className = FORWARD_INTENT_TO_PARENT; 7021 } 7022 ComponentName forwardingActivityComponentName = new ComponentName( 7023 mAndroidApplication.packageName, className); 7024 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 7025 sourceUserId); 7026 if (!targetIsProfile) { 7027 forwardingActivityInfo.showUserIcon = targetUserId; 7028 forwardingResolveInfo.noResourceId = true; 7029 } 7030 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 7031 forwardingResolveInfo.priority = 0; 7032 forwardingResolveInfo.preferredOrder = 0; 7033 forwardingResolveInfo.match = 0; 7034 forwardingResolveInfo.isDefault = true; 7035 forwardingResolveInfo.filter = filter; 7036 forwardingResolveInfo.targetUserId = targetUserId; 7037 return forwardingResolveInfo; 7038 } 7039 7040 @Override 7041 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 7042 Intent[] specifics, String[] specificTypes, Intent intent, 7043 String resolvedType, int flags, int userId) { 7044 return new ParceledListSlice<>(queryIntentActivityOptionsInternal(caller, specifics, 7045 specificTypes, intent, resolvedType, flags, userId)); 7046 } 7047 7048 private @NonNull List<ResolveInfo> queryIntentActivityOptionsInternal(ComponentName caller, 7049 Intent[] specifics, String[] specificTypes, Intent intent, 7050 String resolvedType, int flags, int userId) { 7051 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7052 final int callingUid = Binder.getCallingUid(); 7053 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7054 false /*includeInstantApps*/); 7055 enforceCrossUserPermission(callingUid, userId, 7056 false /*requireFullPermission*/, false /*checkShell*/, 7057 "query intent activity options"); 7058 final String resultsAction = intent.getAction(); 7059 7060 final List<ResolveInfo> results = queryIntentActivitiesInternal(intent, resolvedType, flags 7061 | PackageManager.GET_RESOLVED_FILTER, userId); 7062 7063 if (DEBUG_INTENT_MATCHING) { 7064 Log.v(TAG, "Query " + intent + ": " + results); 7065 } 7066 7067 int specificsPos = 0; 7068 int N; 7069 7070 // todo: note that the algorithm used here is O(N^2). This 7071 // isn't a problem in our current environment, but if we start running 7072 // into situations where we have more than 5 or 10 matches then this 7073 // should probably be changed to something smarter... 7074 7075 // First we go through and resolve each of the specific items 7076 // that were supplied, taking care of removing any corresponding 7077 // duplicate items in the generic resolve list. 7078 if (specifics != null) { 7079 for (int i=0; i<specifics.length; i++) { 7080 final Intent sintent = specifics[i]; 7081 if (sintent == null) { 7082 continue; 7083 } 7084 7085 if (DEBUG_INTENT_MATCHING) { 7086 Log.v(TAG, "Specific #" + i + ": " + sintent); 7087 } 7088 7089 String action = sintent.getAction(); 7090 if (resultsAction != null && resultsAction.equals(action)) { 7091 // If this action was explicitly requested, then don't 7092 // remove things that have it. 7093 action = null; 7094 } 7095 7096 ResolveInfo ri = null; 7097 ActivityInfo ai = null; 7098 7099 ComponentName comp = sintent.getComponent(); 7100 if (comp == null) { 7101 ri = resolveIntent( 7102 sintent, 7103 specificTypes != null ? specificTypes[i] : null, 7104 flags, userId); 7105 if (ri == null) { 7106 continue; 7107 } 7108 if (ri == mResolveInfo) { 7109 // ACK! Must do something better with this. 7110 } 7111 ai = ri.activityInfo; 7112 comp = new ComponentName(ai.applicationInfo.packageName, 7113 ai.name); 7114 } else { 7115 ai = getActivityInfo(comp, flags, userId); 7116 if (ai == null) { 7117 continue; 7118 } 7119 } 7120 7121 // Look for any generic query activities that are duplicates 7122 // of this specific one, and remove them from the results. 7123 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 7124 N = results.size(); 7125 int j; 7126 for (j=specificsPos; j<N; j++) { 7127 ResolveInfo sri = results.get(j); 7128 if ((sri.activityInfo.name.equals(comp.getClassName()) 7129 && sri.activityInfo.applicationInfo.packageName.equals( 7130 comp.getPackageName())) 7131 || (action != null && sri.filter.matchAction(action))) { 7132 results.remove(j); 7133 if (DEBUG_INTENT_MATCHING) Log.v( 7134 TAG, "Removing duplicate item from " + j 7135 + " due to specific " + specificsPos); 7136 if (ri == null) { 7137 ri = sri; 7138 } 7139 j--; 7140 N--; 7141 } 7142 } 7143 7144 // Add this specific item to its proper place. 7145 if (ri == null) { 7146 ri = new ResolveInfo(); 7147 ri.activityInfo = ai; 7148 } 7149 results.add(specificsPos, ri); 7150 ri.specificIndex = i; 7151 specificsPos++; 7152 } 7153 } 7154 7155 // Now we go through the remaining generic results and remove any 7156 // duplicate actions that are found here. 7157 N = results.size(); 7158 for (int i=specificsPos; i<N-1; i++) { 7159 final ResolveInfo rii = results.get(i); 7160 if (rii.filter == null) { 7161 continue; 7162 } 7163 7164 // Iterate over all of the actions of this result's intent 7165 // filter... typically this should be just one. 7166 final Iterator<String> it = rii.filter.actionsIterator(); 7167 if (it == null) { 7168 continue; 7169 } 7170 while (it.hasNext()) { 7171 final String action = it.next(); 7172 if (resultsAction != null && resultsAction.equals(action)) { 7173 // If this action was explicitly requested, then don't 7174 // remove things that have it. 7175 continue; 7176 } 7177 for (int j=i+1; j<N; j++) { 7178 final ResolveInfo rij = results.get(j); 7179 if (rij.filter != null && rij.filter.hasAction(action)) { 7180 results.remove(j); 7181 if (DEBUG_INTENT_MATCHING) Log.v( 7182 TAG, "Removing duplicate item from " + j 7183 + " due to action " + action + " at " + i); 7184 j--; 7185 N--; 7186 } 7187 } 7188 } 7189 7190 // If the caller didn't request filter information, drop it now 7191 // so we don't have to marshall/unmarshall it. 7192 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 7193 rii.filter = null; 7194 } 7195 } 7196 7197 // Filter out the caller activity if so requested. 7198 if (caller != null) { 7199 N = results.size(); 7200 for (int i=0; i<N; i++) { 7201 ActivityInfo ainfo = results.get(i).activityInfo; 7202 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 7203 && caller.getClassName().equals(ainfo.name)) { 7204 results.remove(i); 7205 break; 7206 } 7207 } 7208 } 7209 7210 // If the caller didn't request filter information, 7211 // drop them now so we don't have to 7212 // marshall/unmarshall it. 7213 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 7214 N = results.size(); 7215 for (int i=0; i<N; i++) { 7216 results.get(i).filter = null; 7217 } 7218 } 7219 7220 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 7221 return results; 7222 } 7223 7224 @Override 7225 public @NonNull ParceledListSlice<ResolveInfo> queryIntentReceivers(Intent intent, 7226 String resolvedType, int flags, int userId) { 7227 return new ParceledListSlice<>( 7228 queryIntentReceiversInternal(intent, resolvedType, flags, userId)); 7229 } 7230 7231 private @NonNull List<ResolveInfo> queryIntentReceiversInternal(Intent intent, 7232 String resolvedType, int flags, int userId) { 7233 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7234 final int callingUid = Binder.getCallingUid(); 7235 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7236 false /*includeInstantApps*/); 7237 ComponentName comp = intent.getComponent(); 7238 if (comp == null) { 7239 if (intent.getSelector() != null) { 7240 intent = intent.getSelector(); 7241 comp = intent.getComponent(); 7242 } 7243 } 7244 if (comp != null) { 7245 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7246 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 7247 if (ai != null) { 7248 ResolveInfo ri = new ResolveInfo(); 7249 ri.activityInfo = ai; 7250 list.add(ri); 7251 } 7252 return list; 7253 } 7254 7255 // reader 7256 synchronized (mPackages) { 7257 String pkgName = intent.getPackage(); 7258 if (pkgName == null) { 7259 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 7260 } 7261 final PackageParser.Package pkg = mPackages.get(pkgName); 7262 if (pkg != null) { 7263 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 7264 userId); 7265 } 7266 return Collections.emptyList(); 7267 } 7268 } 7269 7270 @Override 7271 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 7272 final int callingUid = Binder.getCallingUid(); 7273 return resolveServiceInternal(intent, resolvedType, flags, userId, callingUid); 7274 } 7275 7276 private ResolveInfo resolveServiceInternal(Intent intent, String resolvedType, int flags, 7277 int userId, int callingUid) { 7278 if (!sUserManager.exists(userId)) return null; 7279 flags = updateFlagsForResolve( 7280 flags, userId, intent, callingUid, false /*includeInstantApps*/); 7281 List<ResolveInfo> query = queryIntentServicesInternal( 7282 intent, resolvedType, flags, userId, callingUid, false /*includeInstantApps*/); 7283 if (query != null) { 7284 if (query.size() >= 1) { 7285 // If there is more than one service with the same priority, 7286 // just arbitrarily pick the first one. 7287 return query.get(0); 7288 } 7289 } 7290 return null; 7291 } 7292 7293 @Override 7294 public @NonNull ParceledListSlice<ResolveInfo> queryIntentServices(Intent intent, 7295 String resolvedType, int flags, int userId) { 7296 final int callingUid = Binder.getCallingUid(); 7297 return new ParceledListSlice<>(queryIntentServicesInternal( 7298 intent, resolvedType, flags, userId, callingUid, false /*includeInstantApps*/)); 7299 } 7300 7301 private @NonNull List<ResolveInfo> queryIntentServicesInternal(Intent intent, 7302 String resolvedType, int flags, int userId, int callingUid, 7303 boolean includeInstantApps) { 7304 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7305 final String instantAppPkgName = getInstantAppPackageName(callingUid); 7306 flags = updateFlagsForResolve(flags, userId, intent, callingUid, includeInstantApps); 7307 ComponentName comp = intent.getComponent(); 7308 if (comp == null) { 7309 if (intent.getSelector() != null) { 7310 intent = intent.getSelector(); 7311 comp = intent.getComponent(); 7312 } 7313 } 7314 if (comp != null) { 7315 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7316 final ServiceInfo si = getServiceInfo(comp, flags, userId); 7317 if (si != null) { 7318 // When specifying an explicit component, we prevent the service from being 7319 // used when either 1) the service is in an instant application and the 7320 // caller is not the same instant application or 2) the calling package is 7321 // ephemeral and the activity is not visible to ephemeral applications. 7322 final boolean matchInstantApp = 7323 (flags & PackageManager.MATCH_INSTANT) != 0; 7324 final boolean matchVisibleToInstantAppOnly = 7325 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 7326 final boolean isCallerInstantApp = 7327 instantAppPkgName != null; 7328 final boolean isTargetSameInstantApp = 7329 comp.getPackageName().equals(instantAppPkgName); 7330 final boolean isTargetInstantApp = 7331 (si.applicationInfo.privateFlags 7332 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 7333 final boolean isTargetHiddenFromInstantApp = 7334 (si.flags & ServiceInfo.FLAG_VISIBLE_TO_INSTANT_APP) == 0; 7335 final boolean blockResolution = 7336 !isTargetSameInstantApp 7337 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 7338 || (matchVisibleToInstantAppOnly && isCallerInstantApp 7339 && isTargetHiddenFromInstantApp)); 7340 if (!blockResolution) { 7341 final ResolveInfo ri = new ResolveInfo(); 7342 ri.serviceInfo = si; 7343 list.add(ri); 7344 } 7345 } 7346 return list; 7347 } 7348 7349 // reader 7350 synchronized (mPackages) { 7351 String pkgName = intent.getPackage(); 7352 if (pkgName == null) { 7353 return applyPostServiceResolutionFilter( 7354 mServices.queryIntent(intent, resolvedType, flags, userId), 7355 instantAppPkgName); 7356 } 7357 final PackageParser.Package pkg = mPackages.get(pkgName); 7358 if (pkg != null) { 7359 return applyPostServiceResolutionFilter( 7360 mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 7361 userId), 7362 instantAppPkgName); 7363 } 7364 return Collections.emptyList(); 7365 } 7366 } 7367 7368 private List<ResolveInfo> applyPostServiceResolutionFilter(List<ResolveInfo> resolveInfos, 7369 String instantAppPkgName) { 7370 // TODO: When adding on-demand split support for non-instant apps, remove this check 7371 // and always apply post filtering 7372 if (instantAppPkgName == null) { 7373 return resolveInfos; 7374 } 7375 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 7376 final ResolveInfo info = resolveInfos.get(i); 7377 final boolean isEphemeralApp = info.serviceInfo.applicationInfo.isInstantApp(); 7378 // allow services that are defined in the provided package 7379 if (isEphemeralApp && instantAppPkgName.equals(info.serviceInfo.packageName)) { 7380 if (info.serviceInfo.splitName != null 7381 && !ArrayUtils.contains(info.serviceInfo.applicationInfo.splitNames, 7382 info.serviceInfo.splitName)) { 7383 // requested service is defined in a split that hasn't been installed yet. 7384 // add the installer to the resolve list 7385 if (DEBUG_EPHEMERAL) { 7386 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 7387 } 7388 final ResolveInfo installerInfo = new ResolveInfo(mInstantAppInstallerInfo); 7389 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 7390 info.serviceInfo.packageName, info.serviceInfo.splitName, 7391 info.serviceInfo.applicationInfo.versionCode, null /*failureIntent*/); 7392 // make sure this resolver is the default 7393 installerInfo.isDefault = true; 7394 installerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 7395 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 7396 // add a non-generic filter 7397 installerInfo.filter = new IntentFilter(); 7398 // load resources from the correct package 7399 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 7400 resolveInfos.set(i, installerInfo); 7401 } 7402 continue; 7403 } 7404 // allow services that have been explicitly exposed to ephemeral apps 7405 if (!isEphemeralApp 7406 && ((info.serviceInfo.flags & ServiceInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0)) { 7407 continue; 7408 } 7409 resolveInfos.remove(i); 7410 } 7411 return resolveInfos; 7412 } 7413 7414 @Override 7415 public @NonNull ParceledListSlice<ResolveInfo> queryIntentContentProviders(Intent intent, 7416 String resolvedType, int flags, int userId) { 7417 return new ParceledListSlice<>( 7418 queryIntentContentProvidersInternal(intent, resolvedType, flags, userId)); 7419 } 7420 7421 private @NonNull List<ResolveInfo> queryIntentContentProvidersInternal( 7422 Intent intent, String resolvedType, int flags, int userId) { 7423 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7424 final int callingUid = Binder.getCallingUid(); 7425 final String instantAppPkgName = getInstantAppPackageName(callingUid); 7426 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7427 false /*includeInstantApps*/); 7428 ComponentName comp = intent.getComponent(); 7429 if (comp == null) { 7430 if (intent.getSelector() != null) { 7431 intent = intent.getSelector(); 7432 comp = intent.getComponent(); 7433 } 7434 } 7435 if (comp != null) { 7436 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7437 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 7438 if (pi != null) { 7439 // When specifying an explicit component, we prevent the provider from being 7440 // used when either 1) the provider is in an instant application and the 7441 // caller is not the same instant application or 2) the calling package is an 7442 // instant application and the provider is not visible to instant applications. 7443 final boolean matchInstantApp = 7444 (flags & PackageManager.MATCH_INSTANT) != 0; 7445 final boolean matchVisibleToInstantAppOnly = 7446 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 7447 final boolean isCallerInstantApp = 7448 instantAppPkgName != null; 7449 final boolean isTargetSameInstantApp = 7450 comp.getPackageName().equals(instantAppPkgName); 7451 final boolean isTargetInstantApp = 7452 (pi.applicationInfo.privateFlags 7453 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 7454 final boolean isTargetHiddenFromInstantApp = 7455 (pi.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) == 0; 7456 final boolean blockResolution = 7457 !isTargetSameInstantApp 7458 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 7459 || (matchVisibleToInstantAppOnly && isCallerInstantApp 7460 && isTargetHiddenFromInstantApp)); 7461 if (!blockResolution) { 7462 final ResolveInfo ri = new ResolveInfo(); 7463 ri.providerInfo = pi; 7464 list.add(ri); 7465 } 7466 } 7467 return list; 7468 } 7469 7470 // reader 7471 synchronized (mPackages) { 7472 String pkgName = intent.getPackage(); 7473 if (pkgName == null) { 7474 return applyPostContentProviderResolutionFilter( 7475 mProviders.queryIntent(intent, resolvedType, flags, userId), 7476 instantAppPkgName); 7477 } 7478 final PackageParser.Package pkg = mPackages.get(pkgName); 7479 if (pkg != null) { 7480 return applyPostContentProviderResolutionFilter( 7481 mProviders.queryIntentForPackage( 7482 intent, resolvedType, flags, pkg.providers, userId), 7483 instantAppPkgName); 7484 } 7485 return Collections.emptyList(); 7486 } 7487 } 7488 7489 private List<ResolveInfo> applyPostContentProviderResolutionFilter( 7490 List<ResolveInfo> resolveInfos, String instantAppPkgName) { 7491 // TODO: When adding on-demand split support for non-instant applications, remove 7492 // this check and always apply post filtering 7493 if (instantAppPkgName == null) { 7494 return resolveInfos; 7495 } 7496 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 7497 final ResolveInfo info = resolveInfos.get(i); 7498 final boolean isEphemeralApp = info.providerInfo.applicationInfo.isInstantApp(); 7499 // allow providers that are defined in the provided package 7500 if (isEphemeralApp && instantAppPkgName.equals(info.providerInfo.packageName)) { 7501 if (info.providerInfo.splitName != null 7502 && !ArrayUtils.contains(info.providerInfo.applicationInfo.splitNames, 7503 info.providerInfo.splitName)) { 7504 // requested provider is defined in a split that hasn't been installed yet. 7505 // add the installer to the resolve list 7506 if (DEBUG_EPHEMERAL) { 7507 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 7508 } 7509 final ResolveInfo installerInfo = new ResolveInfo(mInstantAppInstallerInfo); 7510 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 7511 info.providerInfo.packageName, info.providerInfo.splitName, 7512 info.providerInfo.applicationInfo.versionCode, null /*failureIntent*/); 7513 // make sure this resolver is the default 7514 installerInfo.isDefault = true; 7515 installerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 7516 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 7517 // add a non-generic filter 7518 installerInfo.filter = new IntentFilter(); 7519 // load resources from the correct package 7520 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 7521 resolveInfos.set(i, installerInfo); 7522 } 7523 continue; 7524 } 7525 // allow providers that have been explicitly exposed to instant applications 7526 if (!isEphemeralApp 7527 && ((info.providerInfo.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0)) { 7528 continue; 7529 } 7530 resolveInfos.remove(i); 7531 } 7532 return resolveInfos; 7533 } 7534 7535 @Override 7536 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 7537 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7538 flags = updateFlagsForPackage(flags, userId, null); 7539 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7540 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7541 true /* requireFullPermission */, false /* checkShell */, 7542 "get installed packages"); 7543 7544 // writer 7545 synchronized (mPackages) { 7546 ArrayList<PackageInfo> list; 7547 if (listUninstalled) { 7548 list = new ArrayList<>(mSettings.mPackages.size()); 7549 for (PackageSetting ps : mSettings.mPackages.values()) { 7550 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 7551 continue; 7552 } 7553 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 7554 if (pi != null) { 7555 list.add(pi); 7556 } 7557 } 7558 } else { 7559 list = new ArrayList<>(mPackages.size()); 7560 for (PackageParser.Package p : mPackages.values()) { 7561 if (filterSharedLibPackageLPr((PackageSetting) p.mExtras, 7562 Binder.getCallingUid(), userId)) { 7563 continue; 7564 } 7565 final PackageInfo pi = generatePackageInfo((PackageSetting) 7566 p.mExtras, flags, userId); 7567 if (pi != null) { 7568 list.add(pi); 7569 } 7570 } 7571 } 7572 7573 return new ParceledListSlice<>(list); 7574 } 7575 } 7576 7577 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 7578 String[] permissions, boolean[] tmp, int flags, int userId) { 7579 int numMatch = 0; 7580 final PermissionsState permissionsState = ps.getPermissionsState(); 7581 for (int i=0; i<permissions.length; i++) { 7582 final String permission = permissions[i]; 7583 if (permissionsState.hasPermission(permission, userId)) { 7584 tmp[i] = true; 7585 numMatch++; 7586 } else { 7587 tmp[i] = false; 7588 } 7589 } 7590 if (numMatch == 0) { 7591 return; 7592 } 7593 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 7594 7595 // The above might return null in cases of uninstalled apps or install-state 7596 // skew across users/profiles. 7597 if (pi != null) { 7598 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 7599 if (numMatch == permissions.length) { 7600 pi.requestedPermissions = permissions; 7601 } else { 7602 pi.requestedPermissions = new String[numMatch]; 7603 numMatch = 0; 7604 for (int i=0; i<permissions.length; i++) { 7605 if (tmp[i]) { 7606 pi.requestedPermissions[numMatch] = permissions[i]; 7607 numMatch++; 7608 } 7609 } 7610 } 7611 } 7612 list.add(pi); 7613 } 7614 } 7615 7616 @Override 7617 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 7618 String[] permissions, int flags, int userId) { 7619 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7620 flags = updateFlagsForPackage(flags, userId, permissions); 7621 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7622 true /* requireFullPermission */, false /* checkShell */, 7623 "get packages holding permissions"); 7624 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7625 7626 // writer 7627 synchronized (mPackages) { 7628 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 7629 boolean[] tmpBools = new boolean[permissions.length]; 7630 if (listUninstalled) { 7631 for (PackageSetting ps : mSettings.mPackages.values()) { 7632 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 7633 userId); 7634 } 7635 } else { 7636 for (PackageParser.Package pkg : mPackages.values()) { 7637 PackageSetting ps = (PackageSetting)pkg.mExtras; 7638 if (ps != null) { 7639 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 7640 userId); 7641 } 7642 } 7643 } 7644 7645 return new ParceledListSlice<PackageInfo>(list); 7646 } 7647 } 7648 7649 @Override 7650 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 7651 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7652 flags = updateFlagsForApplication(flags, userId, null); 7653 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7654 7655 // writer 7656 synchronized (mPackages) { 7657 ArrayList<ApplicationInfo> list; 7658 if (listUninstalled) { 7659 list = new ArrayList<>(mSettings.mPackages.size()); 7660 for (PackageSetting ps : mSettings.mPackages.values()) { 7661 ApplicationInfo ai; 7662 int effectiveFlags = flags; 7663 if (ps.isSystem()) { 7664 effectiveFlags |= PackageManager.MATCH_ANY_USER; 7665 } 7666 if (ps.pkg != null) { 7667 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 7668 continue; 7669 } 7670 ai = PackageParser.generateApplicationInfo(ps.pkg, effectiveFlags, 7671 ps.readUserState(userId), userId); 7672 if (ai != null) { 7673 rebaseEnabledOverlays(ai, userId); 7674 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 7675 } 7676 } else { 7677 // Shared lib filtering done in generateApplicationInfoFromSettingsLPw 7678 // and already converts to externally visible package name 7679 ai = generateApplicationInfoFromSettingsLPw(ps.name, 7680 Binder.getCallingUid(), effectiveFlags, userId); 7681 } 7682 if (ai != null) { 7683 list.add(ai); 7684 } 7685 } 7686 } else { 7687 list = new ArrayList<>(mPackages.size()); 7688 for (PackageParser.Package p : mPackages.values()) { 7689 if (p.mExtras != null) { 7690 PackageSetting ps = (PackageSetting) p.mExtras; 7691 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 7692 continue; 7693 } 7694 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 7695 ps.readUserState(userId), userId); 7696 if (ai != null) { 7697 rebaseEnabledOverlays(ai, userId); 7698 ai.packageName = resolveExternalPackageNameLPr(p); 7699 list.add(ai); 7700 } 7701 } 7702 } 7703 } 7704 7705 return new ParceledListSlice<>(list); 7706 } 7707 } 7708 7709 @Override 7710 public ParceledListSlice<InstantAppInfo> getInstantApps(int userId) { 7711 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7712 return null; 7713 } 7714 7715 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 7716 "getEphemeralApplications"); 7717 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7718 true /* requireFullPermission */, false /* checkShell */, 7719 "getEphemeralApplications"); 7720 synchronized (mPackages) { 7721 List<InstantAppInfo> instantApps = mInstantAppRegistry 7722 .getInstantAppsLPr(userId); 7723 if (instantApps != null) { 7724 return new ParceledListSlice<>(instantApps); 7725 } 7726 } 7727 return null; 7728 } 7729 7730 @Override 7731 public boolean isInstantApp(String packageName, int userId) { 7732 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7733 true /* requireFullPermission */, false /* checkShell */, 7734 "isInstantApp"); 7735 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7736 return false; 7737 } 7738 int uid = Binder.getCallingUid(); 7739 if (Process.isIsolated(uid)) { 7740 uid = mIsolatedOwners.get(uid); 7741 } 7742 7743 synchronized (mPackages) { 7744 final PackageSetting ps = mSettings.mPackages.get(packageName); 7745 PackageParser.Package pkg = mPackages.get(packageName); 7746 final boolean returnAllowed = 7747 ps != null 7748 && (isCallerSameApp(packageName, uid) 7749 || mContext.checkCallingOrSelfPermission( 7750 android.Manifest.permission.ACCESS_INSTANT_APPS) 7751 == PERMISSION_GRANTED 7752 || mInstantAppRegistry.isInstantAccessGranted( 7753 userId, UserHandle.getAppId(uid), ps.appId)); 7754 if (returnAllowed) { 7755 return ps.getInstantApp(userId); 7756 } 7757 } 7758 return false; 7759 } 7760 7761 @Override 7762 public byte[] getInstantAppCookie(String packageName, int userId) { 7763 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7764 return null; 7765 } 7766 7767 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7768 true /* requireFullPermission */, false /* checkShell */, 7769 "getInstantAppCookie"); 7770 if (!isCallerSameApp(packageName, Binder.getCallingUid())) { 7771 return null; 7772 } 7773 synchronized (mPackages) { 7774 return mInstantAppRegistry.getInstantAppCookieLPw( 7775 packageName, userId); 7776 } 7777 } 7778 7779 @Override 7780 public boolean setInstantAppCookie(String packageName, byte[] cookie, int userId) { 7781 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7782 return true; 7783 } 7784 7785 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7786 true /* requireFullPermission */, true /* checkShell */, 7787 "setInstantAppCookie"); 7788 if (!isCallerSameApp(packageName, Binder.getCallingUid())) { 7789 return false; 7790 } 7791 synchronized (mPackages) { 7792 return mInstantAppRegistry.setInstantAppCookieLPw( 7793 packageName, cookie, userId); 7794 } 7795 } 7796 7797 @Override 7798 public Bitmap getInstantAppIcon(String packageName, int userId) { 7799 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7800 return null; 7801 } 7802 7803 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 7804 "getInstantAppIcon"); 7805 7806 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7807 true /* requireFullPermission */, false /* checkShell */, 7808 "getInstantAppIcon"); 7809 7810 synchronized (mPackages) { 7811 return mInstantAppRegistry.getInstantAppIconLPw( 7812 packageName, userId); 7813 } 7814 } 7815 7816 private boolean isCallerSameApp(String packageName, int uid) { 7817 PackageParser.Package pkg = mPackages.get(packageName); 7818 return pkg != null 7819 && UserHandle.getAppId(uid) == pkg.applicationInfo.uid; 7820 } 7821 7822 @Override 7823 public @NonNull ParceledListSlice<ApplicationInfo> getPersistentApplications(int flags) { 7824 return new ParceledListSlice<>(getPersistentApplicationsInternal(flags)); 7825 } 7826 7827 private @NonNull List<ApplicationInfo> getPersistentApplicationsInternal(int flags) { 7828 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 7829 7830 // reader 7831 synchronized (mPackages) { 7832 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 7833 final int userId = UserHandle.getCallingUserId(); 7834 while (i.hasNext()) { 7835 final PackageParser.Package p = i.next(); 7836 if (p.applicationInfo == null) continue; 7837 7838 final boolean matchesUnaware = ((flags & MATCH_DIRECT_BOOT_UNAWARE) != 0) 7839 && !p.applicationInfo.isDirectBootAware(); 7840 final boolean matchesAware = ((flags & MATCH_DIRECT_BOOT_AWARE) != 0) 7841 && p.applicationInfo.isDirectBootAware(); 7842 7843 if ((p.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0 7844 && (!mSafeMode || isSystemApp(p)) 7845 && (matchesUnaware || matchesAware)) { 7846 PackageSetting ps = mSettings.mPackages.get(p.packageName); 7847 if (ps != null) { 7848 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 7849 ps.readUserState(userId), userId); 7850 if (ai != null) { 7851 rebaseEnabledOverlays(ai, userId); 7852 finalList.add(ai); 7853 } 7854 } 7855 } 7856 } 7857 } 7858 7859 return finalList; 7860 } 7861 7862 @Override 7863 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 7864 if (!sUserManager.exists(userId)) return null; 7865 flags = updateFlagsForComponent(flags, userId, name); 7866 final String instantAppPkgName = getInstantAppPackageName(Binder.getCallingUid()); 7867 // reader 7868 synchronized (mPackages) { 7869 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 7870 PackageSetting ps = provider != null 7871 ? mSettings.mPackages.get(provider.owner.packageName) 7872 : null; 7873 if (ps != null) { 7874 final boolean isInstantApp = ps.getInstantApp(userId); 7875 // normal application; filter out instant application provider 7876 if (instantAppPkgName == null && isInstantApp) { 7877 return null; 7878 } 7879 // instant application; filter out other instant applications 7880 if (instantAppPkgName != null 7881 && isInstantApp 7882 && !provider.owner.packageName.equals(instantAppPkgName)) { 7883 return null; 7884 } 7885 // instant application; filter out non-exposed provider 7886 if (instantAppPkgName != null 7887 && !isInstantApp 7888 && (provider.info.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) == 0) { 7889 return null; 7890 } 7891 // provider not enabled 7892 if (!mSettings.isEnabledAndMatchLPr(provider.info, flags, userId)) { 7893 return null; 7894 } 7895 return PackageParser.generateProviderInfo( 7896 provider, flags, ps.readUserState(userId), userId); 7897 } 7898 return null; 7899 } 7900 } 7901 7902 /** 7903 * @deprecated 7904 */ 7905 @Deprecated 7906 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 7907 // reader 7908 synchronized (mPackages) { 7909 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 7910 .entrySet().iterator(); 7911 final int userId = UserHandle.getCallingUserId(); 7912 while (i.hasNext()) { 7913 Map.Entry<String, PackageParser.Provider> entry = i.next(); 7914 PackageParser.Provider p = entry.getValue(); 7915 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 7916 7917 if (ps != null && p.syncable 7918 && (!mSafeMode || (p.info.applicationInfo.flags 7919 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 7920 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 7921 ps.readUserState(userId), userId); 7922 if (info != null) { 7923 outNames.add(entry.getKey()); 7924 outInfo.add(info); 7925 } 7926 } 7927 } 7928 } 7929 } 7930 7931 @Override 7932 public @NonNull ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 7933 int uid, int flags, String metaDataKey) { 7934 final int userId = processName != null ? UserHandle.getUserId(uid) 7935 : UserHandle.getCallingUserId(); 7936 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7937 flags = updateFlagsForComponent(flags, userId, processName); 7938 7939 ArrayList<ProviderInfo> finalList = null; 7940 // reader 7941 synchronized (mPackages) { 7942 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 7943 while (i.hasNext()) { 7944 final PackageParser.Provider p = i.next(); 7945 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 7946 if (ps != null && p.info.authority != null 7947 && (processName == null 7948 || (p.info.processName.equals(processName) 7949 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 7950 && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 7951 7952 // See PM.queryContentProviders()'s javadoc for why we have the metaData 7953 // parameter. 7954 if (metaDataKey != null 7955 && (p.metaData == null || !p.metaData.containsKey(metaDataKey))) { 7956 continue; 7957 } 7958 7959 if (finalList == null) { 7960 finalList = new ArrayList<ProviderInfo>(3); 7961 } 7962 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 7963 ps.readUserState(userId), userId); 7964 if (info != null) { 7965 finalList.add(info); 7966 } 7967 } 7968 } 7969 } 7970 7971 if (finalList != null) { 7972 Collections.sort(finalList, mProviderInitOrderSorter); 7973 return new ParceledListSlice<ProviderInfo>(finalList); 7974 } 7975 7976 return ParceledListSlice.emptyList(); 7977 } 7978 7979 @Override 7980 public InstrumentationInfo getInstrumentationInfo(ComponentName name, int flags) { 7981 // reader 7982 synchronized (mPackages) { 7983 final PackageParser.Instrumentation i = mInstrumentation.get(name); 7984 return PackageParser.generateInstrumentationInfo(i, flags); 7985 } 7986 } 7987 7988 @Override 7989 public @NonNull ParceledListSlice<InstrumentationInfo> queryInstrumentation( 7990 String targetPackage, int flags) { 7991 return new ParceledListSlice<>(queryInstrumentationInternal(targetPackage, flags)); 7992 } 7993 7994 private @NonNull List<InstrumentationInfo> queryInstrumentationInternal(String targetPackage, 7995 int flags) { 7996 ArrayList<InstrumentationInfo> finalList = new ArrayList<InstrumentationInfo>(); 7997 7998 // reader 7999 synchronized (mPackages) { 8000 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 8001 while (i.hasNext()) { 8002 final PackageParser.Instrumentation p = i.next(); 8003 if (targetPackage == null 8004 || targetPackage.equals(p.info.targetPackage)) { 8005 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 8006 flags); 8007 if (ii != null) { 8008 finalList.add(ii); 8009 } 8010 } 8011 } 8012 } 8013 8014 return finalList; 8015 } 8016 8017 private void scanDirTracedLI(File dir, final int parseFlags, int scanFlags, long currentTime) { 8018 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir [" + dir.getAbsolutePath() + "]"); 8019 try { 8020 scanDirLI(dir, parseFlags, scanFlags, currentTime); 8021 } finally { 8022 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8023 } 8024 } 8025 8026 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 8027 final File[] files = dir.listFiles(); 8028 if (ArrayUtils.isEmpty(files)) { 8029 Log.d(TAG, "No files in app dir " + dir); 8030 return; 8031 } 8032 8033 if (DEBUG_PACKAGE_SCANNING) { 8034 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 8035 + " flags=0x" + Integer.toHexString(parseFlags)); 8036 } 8037 ParallelPackageParser parallelPackageParser = new ParallelPackageParser( 8038 mSeparateProcesses, mOnlyCore, mMetrics, mCacheDir, 8039 mParallelPackageParserCallback); 8040 8041 // Submit files for parsing in parallel 8042 int fileCount = 0; 8043 for (File file : files) { 8044 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 8045 && !PackageInstallerService.isStageName(file.getName()); 8046 if (!isPackage) { 8047 // Ignore entries which are not packages 8048 continue; 8049 } 8050 parallelPackageParser.submit(file, parseFlags); 8051 fileCount++; 8052 } 8053 8054 // Process results one by one 8055 for (; fileCount > 0; fileCount--) { 8056 ParallelPackageParser.ParseResult parseResult = parallelPackageParser.take(); 8057 Throwable throwable = parseResult.throwable; 8058 int errorCode = PackageManager.INSTALL_SUCCEEDED; 8059 8060 if (throwable == null) { 8061 // Static shared libraries have synthetic package names 8062 if (parseResult.pkg.applicationInfo.isStaticSharedLibrary()) { 8063 renameStaticSharedLibraryPackage(parseResult.pkg); 8064 } 8065 try { 8066 if (errorCode == PackageManager.INSTALL_SUCCEEDED) { 8067 scanPackageLI(parseResult.pkg, parseResult.scanFile, parseFlags, scanFlags, 8068 currentTime, null); 8069 } 8070 } catch (PackageManagerException e) { 8071 errorCode = e.error; 8072 Slog.w(TAG, "Failed to scan " + parseResult.scanFile + ": " + e.getMessage()); 8073 } 8074 } else if (throwable instanceof PackageParser.PackageParserException) { 8075 PackageParser.PackageParserException e = (PackageParser.PackageParserException) 8076 throwable; 8077 errorCode = e.error; 8078 Slog.w(TAG, "Failed to parse " + parseResult.scanFile + ": " + e.getMessage()); 8079 } else { 8080 throw new IllegalStateException("Unexpected exception occurred while parsing " 8081 + parseResult.scanFile, throwable); 8082 } 8083 8084 // Delete invalid userdata apps 8085 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 8086 errorCode == PackageManager.INSTALL_FAILED_INVALID_APK) { 8087 logCriticalInfo(Log.WARN, 8088 "Deleting invalid package at " + parseResult.scanFile); 8089 removeCodePathLI(parseResult.scanFile); 8090 } 8091 } 8092 parallelPackageParser.close(); 8093 } 8094 8095 private static File getSettingsProblemFile() { 8096 File dataDir = Environment.getDataDirectory(); 8097 File systemDir = new File(dataDir, "system"); 8098 File fname = new File(systemDir, "uiderrors.txt"); 8099 return fname; 8100 } 8101 8102 static void reportSettingsProblem(int priority, String msg) { 8103 logCriticalInfo(priority, msg); 8104 } 8105 8106 public static void logCriticalInfo(int priority, String msg) { 8107 Slog.println(priority, TAG, msg); 8108 EventLogTags.writePmCriticalInfo(msg); 8109 try { 8110 File fname = getSettingsProblemFile(); 8111 FileOutputStream out = new FileOutputStream(fname, true); 8112 PrintWriter pw = new FastPrintWriter(out); 8113 SimpleDateFormat formatter = new SimpleDateFormat(); 8114 String dateString = formatter.format(new Date(System.currentTimeMillis())); 8115 pw.println(dateString + ": " + msg); 8116 pw.close(); 8117 FileUtils.setPermissions( 8118 fname.toString(), 8119 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 8120 -1, -1); 8121 } catch (java.io.IOException e) { 8122 } 8123 } 8124 8125 private long getLastModifiedTime(PackageParser.Package pkg, File srcFile) { 8126 if (srcFile.isDirectory()) { 8127 final File baseFile = new File(pkg.baseCodePath); 8128 long maxModifiedTime = baseFile.lastModified(); 8129 if (pkg.splitCodePaths != null) { 8130 for (int i = pkg.splitCodePaths.length - 1; i >=0; --i) { 8131 final File splitFile = new File(pkg.splitCodePaths[i]); 8132 maxModifiedTime = Math.max(maxModifiedTime, splitFile.lastModified()); 8133 } 8134 } 8135 return maxModifiedTime; 8136 } 8137 return srcFile.lastModified(); 8138 } 8139 8140 private void collectCertificatesLI(PackageSetting ps, PackageParser.Package pkg, File srcFile, 8141 final int policyFlags) throws PackageManagerException { 8142 // When upgrading from pre-N MR1, verify the package time stamp using the package 8143 // directory and not the APK file. 8144 final long lastModifiedTime = mIsPreNMR1Upgrade 8145 ? new File(pkg.codePath).lastModified() : getLastModifiedTime(pkg, srcFile); 8146 if (ps != null 8147 && ps.codePath.equals(srcFile) 8148 && ps.timeStamp == lastModifiedTime 8149 && !isCompatSignatureUpdateNeeded(pkg) 8150 && !isRecoverSignatureUpdateNeeded(pkg)) { 8151 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 8152 KeySetManagerService ksms = mSettings.mKeySetManagerService; 8153 ArraySet<PublicKey> signingKs; 8154 synchronized (mPackages) { 8155 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 8156 } 8157 if (ps.signatures.mSignatures != null 8158 && ps.signatures.mSignatures.length != 0 8159 && signingKs != null) { 8160 // Optimization: reuse the existing cached certificates 8161 // if the package appears to be unchanged. 8162 pkg.mSignatures = ps.signatures.mSignatures; 8163 pkg.mSigningKeys = signingKs; 8164 return; 8165 } 8166 8167 Slog.w(TAG, "PackageSetting for " + ps.name 8168 + " is missing signatures. Collecting certs again to recover them."); 8169 } else { 8170 Slog.i(TAG, srcFile.toString() + " changed; collecting certs"); 8171 } 8172 8173 try { 8174 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 8175 PackageParser.collectCertificates(pkg, policyFlags); 8176 } catch (PackageParserException e) { 8177 throw PackageManagerException.from(e); 8178 } finally { 8179 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8180 } 8181 } 8182 8183 /** 8184 * Traces a package scan. 8185 * @see #scanPackageLI(File, int, int, long, UserHandle) 8186 */ 8187 private PackageParser.Package scanPackageTracedLI(File scanFile, final int parseFlags, 8188 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 8189 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage [" + scanFile.toString() + "]"); 8190 try { 8191 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 8192 } finally { 8193 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8194 } 8195 } 8196 8197 /** 8198 * Scans a package and returns the newly parsed package. 8199 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 8200 */ 8201 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 8202 long currentTime, UserHandle user) throws PackageManagerException { 8203 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 8204 PackageParser pp = new PackageParser(); 8205 pp.setSeparateProcesses(mSeparateProcesses); 8206 pp.setOnlyCoreApps(mOnlyCore); 8207 pp.setDisplayMetrics(mMetrics); 8208 pp.setCallback(mPackageParserCallback); 8209 8210 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 8211 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 8212 } 8213 8214 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 8215 final PackageParser.Package pkg; 8216 try { 8217 pkg = pp.parsePackage(scanFile, parseFlags); 8218 } catch (PackageParserException e) { 8219 throw PackageManagerException.from(e); 8220 } finally { 8221 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8222 } 8223 8224 // Static shared libraries have synthetic package names 8225 if (pkg.applicationInfo.isStaticSharedLibrary()) { 8226 renameStaticSharedLibraryPackage(pkg); 8227 } 8228 8229 return scanPackageLI(pkg, scanFile, parseFlags, scanFlags, currentTime, user); 8230 } 8231 8232 /** 8233 * Scans a package and returns the newly parsed package. 8234 * @throws PackageManagerException on a parse error. 8235 */ 8236 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, File scanFile, 8237 final int policyFlags, int scanFlags, long currentTime, @Nullable UserHandle user) 8238 throws PackageManagerException { 8239 // If the package has children and this is the first dive in the function 8240 // we scan the package with the SCAN_CHECK_ONLY flag set to see whether all 8241 // packages (parent and children) would be successfully scanned before the 8242 // actual scan since scanning mutates internal state and we want to atomically 8243 // install the package and its children. 8244 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 8245 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 8246 scanFlags |= SCAN_CHECK_ONLY; 8247 } 8248 } else { 8249 scanFlags &= ~SCAN_CHECK_ONLY; 8250 } 8251 8252 // Scan the parent 8253 PackageParser.Package scannedPkg = scanPackageInternalLI(pkg, scanFile, policyFlags, 8254 scanFlags, currentTime, user); 8255 8256 // Scan the children 8257 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8258 for (int i = 0; i < childCount; i++) { 8259 PackageParser.Package childPackage = pkg.childPackages.get(i); 8260 scanPackageInternalLI(childPackage, scanFile, policyFlags, scanFlags, 8261 currentTime, user); 8262 } 8263 8264 8265 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 8266 return scanPackageLI(pkg, scanFile, policyFlags, scanFlags, currentTime, user); 8267 } 8268 8269 return scannedPkg; 8270 } 8271 8272 /** 8273 * Scans a package and returns the newly parsed package. 8274 * @throws PackageManagerException on a parse error. 8275 */ 8276 private PackageParser.Package scanPackageInternalLI(PackageParser.Package pkg, File scanFile, 8277 int policyFlags, int scanFlags, long currentTime, @Nullable UserHandle user) 8278 throws PackageManagerException { 8279 PackageSetting ps = null; 8280 PackageSetting updatedPkg; 8281 // reader 8282 synchronized (mPackages) { 8283 // Look to see if we already know about this package. 8284 String oldName = mSettings.getRenamedPackageLPr(pkg.packageName); 8285 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 8286 // This package has been renamed to its original name. Let's 8287 // use that. 8288 ps = mSettings.getPackageLPr(oldName); 8289 } 8290 // If there was no original package, see one for the real package name. 8291 if (ps == null) { 8292 ps = mSettings.getPackageLPr(pkg.packageName); 8293 } 8294 // Check to see if this package could be hiding/updating a system 8295 // package. Must look for it either under the original or real 8296 // package name depending on our state. 8297 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 8298 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 8299 8300 // If this is a package we don't know about on the system partition, we 8301 // may need to remove disabled child packages on the system partition 8302 // or may need to not add child packages if the parent apk is updated 8303 // on the data partition and no longer defines this child package. 8304 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 8305 // If this is a parent package for an updated system app and this system 8306 // app got an OTA update which no longer defines some of the child packages 8307 // we have to prune them from the disabled system packages. 8308 PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(pkg.packageName); 8309 if (disabledPs != null) { 8310 final int scannedChildCount = (pkg.childPackages != null) 8311 ? pkg.childPackages.size() : 0; 8312 final int disabledChildCount = disabledPs.childPackageNames != null 8313 ? disabledPs.childPackageNames.size() : 0; 8314 for (int i = 0; i < disabledChildCount; i++) { 8315 String disabledChildPackageName = disabledPs.childPackageNames.get(i); 8316 boolean disabledPackageAvailable = false; 8317 for (int j = 0; j < scannedChildCount; j++) { 8318 PackageParser.Package childPkg = pkg.childPackages.get(j); 8319 if (childPkg.packageName.equals(disabledChildPackageName)) { 8320 disabledPackageAvailable = true; 8321 break; 8322 } 8323 } 8324 if (!disabledPackageAvailable) { 8325 mSettings.removeDisabledSystemPackageLPw(disabledChildPackageName); 8326 } 8327 } 8328 } 8329 } 8330 } 8331 8332 boolean updatedPkgBetter = false; 8333 // First check if this is a system package that may involve an update 8334 if (updatedPkg != null && (policyFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 8335 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 8336 // it needs to drop FLAG_PRIVILEGED. 8337 if (locationIsPrivileged(scanFile)) { 8338 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 8339 } else { 8340 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 8341 } 8342 8343 if (ps != null && !ps.codePath.equals(scanFile)) { 8344 // The path has changed from what was last scanned... check the 8345 // version of the new path against what we have stored to determine 8346 // what to do. 8347 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 8348 if (pkg.mVersionCode <= ps.versionCode) { 8349 // The system package has been updated and the code path does not match 8350 // Ignore entry. Skip it. 8351 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 8352 + " ignored: updated version " + ps.versionCode 8353 + " better than this " + pkg.mVersionCode); 8354 if (!updatedPkg.codePath.equals(scanFile)) { 8355 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg " 8356 + ps.name + " changing from " + updatedPkg.codePathString 8357 + " to " + scanFile); 8358 updatedPkg.codePath = scanFile; 8359 updatedPkg.codePathString = scanFile.toString(); 8360 updatedPkg.resourcePath = scanFile; 8361 updatedPkg.resourcePathString = scanFile.toString(); 8362 } 8363 updatedPkg.pkg = pkg; 8364 updatedPkg.versionCode = pkg.mVersionCode; 8365 8366 // Update the disabled system child packages to point to the package too. 8367 final int childCount = updatedPkg.childPackageNames != null 8368 ? updatedPkg.childPackageNames.size() : 0; 8369 for (int i = 0; i < childCount; i++) { 8370 String childPackageName = updatedPkg.childPackageNames.get(i); 8371 PackageSetting updatedChildPkg = mSettings.getDisabledSystemPkgLPr( 8372 childPackageName); 8373 if (updatedChildPkg != null) { 8374 updatedChildPkg.pkg = pkg; 8375 updatedChildPkg.versionCode = pkg.mVersionCode; 8376 } 8377 } 8378 8379 throw new PackageManagerException(Log.WARN, "Package " + ps.name + " at " 8380 + scanFile + " ignored: updated version " + ps.versionCode 8381 + " better than this " + pkg.mVersionCode); 8382 } else { 8383 // The current app on the system partition is better than 8384 // what we have updated to on the data partition; switch 8385 // back to the system partition version. 8386 // At this point, its safely assumed that package installation for 8387 // apps in system partition will go through. If not there won't be a working 8388 // version of the app 8389 // writer 8390 synchronized (mPackages) { 8391 // Just remove the loaded entries from package lists. 8392 mPackages.remove(ps.name); 8393 } 8394 8395 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 8396 + " reverting from " + ps.codePathString 8397 + ": new version " + pkg.mVersionCode 8398 + " better than installed " + ps.versionCode); 8399 8400 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 8401 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 8402 synchronized (mInstallLock) { 8403 args.cleanUpResourcesLI(); 8404 } 8405 synchronized (mPackages) { 8406 mSettings.enableSystemPackageLPw(ps.name); 8407 } 8408 updatedPkgBetter = true; 8409 } 8410 } 8411 } 8412 8413 if (updatedPkg != null) { 8414 // An updated system app will not have the PARSE_IS_SYSTEM flag set 8415 // initially 8416 policyFlags |= PackageParser.PARSE_IS_SYSTEM; 8417 8418 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 8419 // flag set initially 8420 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 8421 policyFlags |= PackageParser.PARSE_IS_PRIVILEGED; 8422 } 8423 } 8424 8425 // Verify certificates against what was last scanned 8426 collectCertificatesLI(ps, pkg, scanFile, policyFlags); 8427 8428 /* 8429 * A new system app appeared, but we already had a non-system one of the 8430 * same name installed earlier. 8431 */ 8432 boolean shouldHideSystemApp = false; 8433 if (updatedPkg == null && ps != null 8434 && (policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 8435 /* 8436 * Check to make sure the signatures match first. If they don't, 8437 * wipe the installed application and its data. 8438 */ 8439 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 8440 != PackageManager.SIGNATURE_MATCH) { 8441 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 8442 + " signatures don't match existing userdata copy; removing"); 8443 try (PackageFreezer freezer = freezePackage(pkg.packageName, 8444 "scanPackageInternalLI")) { 8445 deletePackageLIF(pkg.packageName, null, true, null, 0, null, false, null); 8446 } 8447 ps = null; 8448 } else { 8449 /* 8450 * If the newly-added system app is an older version than the 8451 * already installed version, hide it. It will be scanned later 8452 * and re-added like an update. 8453 */ 8454 if (pkg.mVersionCode <= ps.versionCode) { 8455 shouldHideSystemApp = true; 8456 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 8457 + " but new version " + pkg.mVersionCode + " better than installed " 8458 + ps.versionCode + "; hiding system"); 8459 } else { 8460 /* 8461 * The newly found system app is a newer version that the 8462 * one previously installed. Simply remove the 8463 * already-installed application and replace it with our own 8464 * while keeping the application data. 8465 */ 8466 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 8467 + " reverting from " + ps.codePathString + ": new version " 8468 + pkg.mVersionCode + " better than installed " + ps.versionCode); 8469 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 8470 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 8471 synchronized (mInstallLock) { 8472 args.cleanUpResourcesLI(); 8473 } 8474 } 8475 } 8476 } 8477 8478 // The apk is forward locked (not public) if its code and resources 8479 // are kept in different files. (except for app in either system or 8480 // vendor path). 8481 // TODO grab this value from PackageSettings 8482 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 8483 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 8484 policyFlags |= PackageParser.PARSE_FORWARD_LOCK; 8485 } 8486 } 8487 8488 // TODO: extend to support forward-locked splits 8489 String resourcePath = null; 8490 String baseResourcePath = null; 8491 if ((policyFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 8492 if (ps != null && ps.resourcePathString != null) { 8493 resourcePath = ps.resourcePathString; 8494 baseResourcePath = ps.resourcePathString; 8495 } else { 8496 // Should not happen at all. Just log an error. 8497 Slog.e(TAG, "Resource path not set for package " + pkg.packageName); 8498 } 8499 } else { 8500 resourcePath = pkg.codePath; 8501 baseResourcePath = pkg.baseCodePath; 8502 } 8503 8504 // Set application objects path explicitly. 8505 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 8506 pkg.setApplicationInfoCodePath(pkg.codePath); 8507 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 8508 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 8509 pkg.setApplicationInfoResourcePath(resourcePath); 8510 pkg.setApplicationInfoBaseResourcePath(baseResourcePath); 8511 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 8512 8513 final int userId = ((user == null) ? 0 : user.getIdentifier()); 8514 if (ps != null && ps.getInstantApp(userId)) { 8515 scanFlags |= SCAN_AS_INSTANT_APP; 8516 } 8517 8518 // Note that we invoke the following method only if we are about to unpack an application 8519 PackageParser.Package scannedPkg = scanPackageLI(pkg, policyFlags, scanFlags 8520 | SCAN_UPDATE_SIGNATURE, currentTime, user); 8521 8522 /* 8523 * If the system app should be overridden by a previously installed 8524 * data, hide the system app now and let the /data/app scan pick it up 8525 * again. 8526 */ 8527 if (shouldHideSystemApp) { 8528 synchronized (mPackages) { 8529 mSettings.disableSystemPackageLPw(pkg.packageName, true); 8530 } 8531 } 8532 8533 return scannedPkg; 8534 } 8535 8536 private void renameStaticSharedLibraryPackage(PackageParser.Package pkg) { 8537 // Derive the new package synthetic package name 8538 pkg.setPackageName(pkg.packageName + STATIC_SHARED_LIB_DELIMITER 8539 + pkg.staticSharedLibVersion); 8540 } 8541 8542 private static String fixProcessName(String defProcessName, 8543 String processName) { 8544 if (processName == null) { 8545 return defProcessName; 8546 } 8547 return processName; 8548 } 8549 8550 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 8551 throws PackageManagerException { 8552 if (pkgSetting.signatures.mSignatures != null) { 8553 // Already existing package. Make sure signatures match 8554 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 8555 == PackageManager.SIGNATURE_MATCH; 8556 if (!match) { 8557 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 8558 == PackageManager.SIGNATURE_MATCH; 8559 } 8560 if (!match) { 8561 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 8562 == PackageManager.SIGNATURE_MATCH; 8563 } 8564 if (!match) { 8565 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 8566 + pkg.packageName + " signatures do not match the " 8567 + "previously installed version; ignoring!"); 8568 } 8569 } 8570 8571 // Check for shared user signatures 8572 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 8573 // Already existing package. Make sure signatures match 8574 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 8575 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 8576 if (!match) { 8577 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 8578 == PackageManager.SIGNATURE_MATCH; 8579 } 8580 if (!match) { 8581 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 8582 == PackageManager.SIGNATURE_MATCH; 8583 } 8584 if (!match) { 8585 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 8586 "Package " + pkg.packageName 8587 + " has no signatures that match those in shared user " 8588 + pkgSetting.sharedUser.name + "; ignoring!"); 8589 } 8590 } 8591 } 8592 8593 /** 8594 * Enforces that only the system UID or root's UID can call a method exposed 8595 * via Binder. 8596 * 8597 * @param message used as message if SecurityException is thrown 8598 * @throws SecurityException if the caller is not system or root 8599 */ 8600 private static final void enforceSystemOrRoot(String message) { 8601 final int uid = Binder.getCallingUid(); 8602 if (uid != Process.SYSTEM_UID && uid != 0) { 8603 throw new SecurityException(message); 8604 } 8605 } 8606 8607 @Override 8608 public void performFstrimIfNeeded() { 8609 enforceSystemOrRoot("Only the system can request fstrim"); 8610 8611 // Before everything else, see whether we need to fstrim. 8612 try { 8613 IStorageManager sm = PackageHelper.getStorageManager(); 8614 if (sm != null) { 8615 boolean doTrim = false; 8616 final long interval = android.provider.Settings.Global.getLong( 8617 mContext.getContentResolver(), 8618 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 8619 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 8620 if (interval > 0) { 8621 final long timeSinceLast = System.currentTimeMillis() - sm.lastMaintenance(); 8622 if (timeSinceLast > interval) { 8623 doTrim = true; 8624 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 8625 + "; running immediately"); 8626 } 8627 } 8628 if (doTrim) { 8629 final boolean dexOptDialogShown; 8630 synchronized (mPackages) { 8631 dexOptDialogShown = mDexOptDialogShown; 8632 } 8633 if (!isFirstBoot() && dexOptDialogShown) { 8634 try { 8635 ActivityManager.getService().showBootMessage( 8636 mContext.getResources().getString( 8637 R.string.android_upgrading_fstrim), true); 8638 } catch (RemoteException e) { 8639 } 8640 } 8641 sm.runMaintenance(); 8642 } 8643 } else { 8644 Slog.e(TAG, "storageManager service unavailable!"); 8645 } 8646 } catch (RemoteException e) { 8647 // Can't happen; StorageManagerService is local 8648 } 8649 } 8650 8651 @Override 8652 public void updatePackagesIfNeeded() { 8653 enforceSystemOrRoot("Only the system can request package update"); 8654 8655 // We need to re-extract after an OTA. 8656 boolean causeUpgrade = isUpgrade(); 8657 8658 // First boot or factory reset. 8659 // Note: we also handle devices that are upgrading to N right now as if it is their 8660 // first boot, as they do not have profile data. 8661 boolean causeFirstBoot = isFirstBoot() || mIsPreNUpgrade; 8662 8663 // We need to re-extract after a pruned cache, as AoT-ed files will be out of date. 8664 boolean causePrunedCache = VMRuntime.didPruneDalvikCache(); 8665 8666 if (!causeUpgrade && !causeFirstBoot && !causePrunedCache) { 8667 return; 8668 } 8669 8670 List<PackageParser.Package> pkgs; 8671 synchronized (mPackages) { 8672 pkgs = PackageManagerServiceUtils.getPackagesForDexopt(mPackages.values(), this); 8673 } 8674 8675 final long startTime = System.nanoTime(); 8676 final int[] stats = performDexOptUpgrade(pkgs, mIsPreNUpgrade /* showDialog */, 8677 getCompilerFilterForReason(causeFirstBoot ? REASON_FIRST_BOOT : REASON_BOOT)); 8678 8679 final int elapsedTimeSeconds = 8680 (int) TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - startTime); 8681 8682 MetricsLogger.histogram(mContext, "opt_dialog_num_dexopted", stats[0]); 8683 MetricsLogger.histogram(mContext, "opt_dialog_num_skipped", stats[1]); 8684 MetricsLogger.histogram(mContext, "opt_dialog_num_failed", stats[2]); 8685 MetricsLogger.histogram(mContext, "opt_dialog_num_total", getOptimizablePackages().size()); 8686 MetricsLogger.histogram(mContext, "opt_dialog_time_s", elapsedTimeSeconds); 8687 } 8688 8689 /** 8690 * Performs dexopt on the set of packages in {@code packages} and returns an int array 8691 * containing statistics about the invocation. The array consists of three elements, 8692 * which are (in order) {@code numberOfPackagesOptimized}, {@code numberOfPackagesSkipped} 8693 * and {@code numberOfPackagesFailed}. 8694 */ 8695 private int[] performDexOptUpgrade(List<PackageParser.Package> pkgs, boolean showDialog, 8696 String compilerFilter) { 8697 8698 int numberOfPackagesVisited = 0; 8699 int numberOfPackagesOptimized = 0; 8700 int numberOfPackagesSkipped = 0; 8701 int numberOfPackagesFailed = 0; 8702 final int numberOfPackagesToDexopt = pkgs.size(); 8703 8704 for (PackageParser.Package pkg : pkgs) { 8705 numberOfPackagesVisited++; 8706 8707 if (!PackageDexOptimizer.canOptimizePackage(pkg)) { 8708 if (DEBUG_DEXOPT) { 8709 Log.i(TAG, "Skipping update of of non-optimizable app " + pkg.packageName); 8710 } 8711 numberOfPackagesSkipped++; 8712 continue; 8713 } 8714 8715 if (DEBUG_DEXOPT) { 8716 Log.i(TAG, "Updating app " + numberOfPackagesVisited + " of " + 8717 numberOfPackagesToDexopt + ": " + pkg.packageName); 8718 } 8719 8720 if (showDialog) { 8721 try { 8722 ActivityManager.getService().showBootMessage( 8723 mContext.getResources().getString(R.string.android_upgrading_apk, 8724 numberOfPackagesVisited, numberOfPackagesToDexopt), true); 8725 } catch (RemoteException e) { 8726 } 8727 synchronized (mPackages) { 8728 mDexOptDialogShown = true; 8729 } 8730 } 8731 8732 // If the OTA updates a system app which was previously preopted to a non-preopted state 8733 // the app might end up being verified at runtime. That's because by default the apps 8734 // are verify-profile but for preopted apps there's no profile. 8735 // Do a hacky check to ensure that if we have no profiles (a reasonable indication 8736 // that before the OTA the app was preopted) the app gets compiled with a non-profile 8737 // filter (by default 'quicken'). 8738 // Note that at this stage unused apps are already filtered. 8739 if (isSystemApp(pkg) && 8740 DexFile.isProfileGuidedCompilerFilter(compilerFilter) && 8741 !Environment.getReferenceProfile(pkg.packageName).exists()) { 8742 compilerFilter = getNonProfileGuidedCompilerFilter(compilerFilter); 8743 } 8744 8745 // checkProfiles is false to avoid merging profiles during boot which 8746 // might interfere with background compilation (b/28612421). 8747 // Unfortunately this will also means that "pm.dexopt.boot=speed-profile" will 8748 // behave differently than "pm.dexopt.bg-dexopt=speed-profile" but that's a 8749 // trade-off worth doing to save boot time work. 8750 int dexOptStatus = performDexOptTraced(pkg.packageName, 8751 false /* checkProfiles */, 8752 compilerFilter, 8753 false /* force */); 8754 switch (dexOptStatus) { 8755 case PackageDexOptimizer.DEX_OPT_PERFORMED: 8756 numberOfPackagesOptimized++; 8757 break; 8758 case PackageDexOptimizer.DEX_OPT_SKIPPED: 8759 numberOfPackagesSkipped++; 8760 break; 8761 case PackageDexOptimizer.DEX_OPT_FAILED: 8762 numberOfPackagesFailed++; 8763 break; 8764 default: 8765 Log.e(TAG, "Unexpected dexopt return code " + dexOptStatus); 8766 break; 8767 } 8768 } 8769 8770 return new int[] { numberOfPackagesOptimized, numberOfPackagesSkipped, 8771 numberOfPackagesFailed }; 8772 } 8773 8774 @Override 8775 public void notifyPackageUse(String packageName, int reason) { 8776 synchronized (mPackages) { 8777 PackageParser.Package p = mPackages.get(packageName); 8778 if (p == null) { 8779 return; 8780 } 8781 p.mLastPackageUsageTimeInMills[reason] = System.currentTimeMillis(); 8782 } 8783 } 8784 8785 @Override 8786 public void notifyDexLoad(String loadingPackageName, List<String> dexPaths, String loaderIsa) { 8787 int userId = UserHandle.getCallingUserId(); 8788 ApplicationInfo ai = getApplicationInfo(loadingPackageName, /*flags*/ 0, userId); 8789 if (ai == null) { 8790 Slog.w(TAG, "Loading a package that does not exist for the calling user. package=" 8791 + loadingPackageName + ", user=" + userId); 8792 return; 8793 } 8794 mDexManager.notifyDexLoad(ai, dexPaths, loaderIsa, userId); 8795 } 8796 8797 @Override 8798 public boolean performDexOpt(String packageName, 8799 boolean checkProfiles, int compileReason, boolean force) { 8800 int dexOptStatus = performDexOptTraced(packageName, checkProfiles, 8801 getCompilerFilterForReason(compileReason), force); 8802 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 8803 } 8804 8805 @Override 8806 public boolean performDexOptMode(String packageName, 8807 boolean checkProfiles, String targetCompilerFilter, boolean force) { 8808 int dexOptStatus = performDexOptTraced(packageName, checkProfiles, 8809 targetCompilerFilter, force); 8810 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 8811 } 8812 8813 private int performDexOptTraced(String packageName, 8814 boolean checkProfiles, String targetCompilerFilter, boolean force) { 8815 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 8816 try { 8817 return performDexOptInternal(packageName, checkProfiles, 8818 targetCompilerFilter, force); 8819 } finally { 8820 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8821 } 8822 } 8823 8824 // Run dexopt on a given package. Returns true if dexopt did not fail, i.e. 8825 // if the package can now be considered up to date for the given filter. 8826 private int performDexOptInternal(String packageName, 8827 boolean checkProfiles, String targetCompilerFilter, boolean force) { 8828 PackageParser.Package p; 8829 synchronized (mPackages) { 8830 p = mPackages.get(packageName); 8831 if (p == null) { 8832 // Package could not be found. Report failure. 8833 return PackageDexOptimizer.DEX_OPT_FAILED; 8834 } 8835 mPackageUsage.maybeWriteAsync(mPackages); 8836 mCompilerStats.maybeWriteAsync(); 8837 } 8838 long callingId = Binder.clearCallingIdentity(); 8839 try { 8840 synchronized (mInstallLock) { 8841 return performDexOptInternalWithDependenciesLI(p, checkProfiles, 8842 targetCompilerFilter, force); 8843 } 8844 } finally { 8845 Binder.restoreCallingIdentity(callingId); 8846 } 8847 } 8848 8849 public ArraySet<String> getOptimizablePackages() { 8850 ArraySet<String> pkgs = new ArraySet<String>(); 8851 synchronized (mPackages) { 8852 for (PackageParser.Package p : mPackages.values()) { 8853 if (PackageDexOptimizer.canOptimizePackage(p)) { 8854 pkgs.add(p.packageName); 8855 } 8856 } 8857 } 8858 return pkgs; 8859 } 8860 8861 private int performDexOptInternalWithDependenciesLI(PackageParser.Package p, 8862 boolean checkProfiles, String targetCompilerFilter, 8863 boolean force) { 8864 // Select the dex optimizer based on the force parameter. 8865 // Note: The force option is rarely used (cmdline input for testing, mostly), so it's OK to 8866 // allocate an object here. 8867 PackageDexOptimizer pdo = force 8868 ? new PackageDexOptimizer.ForcedUpdatePackageDexOptimizer(mPackageDexOptimizer) 8869 : mPackageDexOptimizer; 8870 8871 // Dexopt all dependencies first. Note: we ignore the return value and march on 8872 // on errors. 8873 // Note that we are going to call performDexOpt on those libraries as many times as 8874 // they are referenced in packages. When we do a batch of performDexOpt (for example 8875 // at boot, or background job), the passed 'targetCompilerFilter' stays the same, 8876 // and the first package that uses the library will dexopt it. The 8877 // others will see that the compiled code for the library is up to date. 8878 Collection<PackageParser.Package> deps = findSharedNonSystemLibraries(p); 8879 final String[] instructionSets = getAppDexInstructionSets(p.applicationInfo); 8880 if (!deps.isEmpty()) { 8881 for (PackageParser.Package depPackage : deps) { 8882 // TODO: Analyze and investigate if we (should) profile libraries. 8883 pdo.performDexOpt(depPackage, null /* sharedLibraries */, instructionSets, 8884 false /* checkProfiles */, 8885 targetCompilerFilter, 8886 getOrCreateCompilerPackageStats(depPackage), 8887 true /* isUsedByOtherApps */); 8888 } 8889 } 8890 return pdo.performDexOpt(p, p.usesLibraryFiles, instructionSets, checkProfiles, 8891 targetCompilerFilter, getOrCreateCompilerPackageStats(p), 8892 mDexManager.isUsedByOtherApps(p.packageName)); 8893 } 8894 8895 // Performs dexopt on the used secondary dex files belonging to the given package. 8896 // Returns true if all dex files were process successfully (which could mean either dexopt or 8897 // skip). Returns false if any of the files caused errors. 8898 @Override 8899 public boolean performDexOptSecondary(String packageName, String compilerFilter, 8900 boolean force) { 8901 mDexManager.reconcileSecondaryDexFiles(packageName); 8902 return mDexManager.dexoptSecondaryDex(packageName, compilerFilter, force); 8903 } 8904 8905 public boolean performDexOptSecondary(String packageName, int compileReason, 8906 boolean force) { 8907 return mDexManager.dexoptSecondaryDex(packageName, compileReason, force); 8908 } 8909 8910 /** 8911 * Reconcile the information we have about the secondary dex files belonging to 8912 * {@code packagName} and the actual dex files. For all dex files that were 8913 * deleted, update the internal records and delete the generated oat files. 8914 */ 8915 @Override 8916 public void reconcileSecondaryDexFiles(String packageName) { 8917 mDexManager.reconcileSecondaryDexFiles(packageName); 8918 } 8919 8920 // TODO(calin): this is only needed for BackgroundDexOptService. Find a cleaner way to inject 8921 // a reference there. 8922 /*package*/ DexManager getDexManager() { 8923 return mDexManager; 8924 } 8925 8926 /** 8927 * Execute the background dexopt job immediately. 8928 */ 8929 @Override 8930 public boolean runBackgroundDexoptJob() { 8931 return BackgroundDexOptService.runIdleOptimizationsNow(this, mContext); 8932 } 8933 8934 List<PackageParser.Package> findSharedNonSystemLibraries(PackageParser.Package p) { 8935 if (p.usesLibraries != null || p.usesOptionalLibraries != null 8936 || p.usesStaticLibraries != null) { 8937 ArrayList<PackageParser.Package> retValue = new ArrayList<>(); 8938 Set<String> collectedNames = new HashSet<>(); 8939 findSharedNonSystemLibrariesRecursive(p, retValue, collectedNames); 8940 8941 retValue.remove(p); 8942 8943 return retValue; 8944 } else { 8945 return Collections.emptyList(); 8946 } 8947 } 8948 8949 private void findSharedNonSystemLibrariesRecursive(PackageParser.Package p, 8950 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 8951 if (!collectedNames.contains(p.packageName)) { 8952 collectedNames.add(p.packageName); 8953 collected.add(p); 8954 8955 if (p.usesLibraries != null) { 8956 findSharedNonSystemLibrariesRecursive(p.usesLibraries, 8957 null, collected, collectedNames); 8958 } 8959 if (p.usesOptionalLibraries != null) { 8960 findSharedNonSystemLibrariesRecursive(p.usesOptionalLibraries, 8961 null, collected, collectedNames); 8962 } 8963 if (p.usesStaticLibraries != null) { 8964 findSharedNonSystemLibrariesRecursive(p.usesStaticLibraries, 8965 p.usesStaticLibrariesVersions, collected, collectedNames); 8966 } 8967 } 8968 } 8969 8970 private void findSharedNonSystemLibrariesRecursive(ArrayList<String> libs, int[] versions, 8971 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 8972 final int libNameCount = libs.size(); 8973 for (int i = 0; i < libNameCount; i++) { 8974 String libName = libs.get(i); 8975 int version = (versions != null && versions.length == libNameCount) 8976 ? versions[i] : PackageManager.VERSION_CODE_HIGHEST; 8977 PackageParser.Package libPkg = findSharedNonSystemLibrary(libName, version); 8978 if (libPkg != null) { 8979 findSharedNonSystemLibrariesRecursive(libPkg, collected, collectedNames); 8980 } 8981 } 8982 } 8983 8984 private PackageParser.Package findSharedNonSystemLibrary(String name, int version) { 8985 synchronized (mPackages) { 8986 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(name, version); 8987 if (libEntry != null) { 8988 return mPackages.get(libEntry.apk); 8989 } 8990 return null; 8991 } 8992 } 8993 8994 private SharedLibraryEntry getSharedLibraryEntryLPr(String name, int version) { 8995 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 8996 if (versionedLib == null) { 8997 return null; 8998 } 8999 return versionedLib.get(version); 9000 } 9001 9002 private SharedLibraryEntry getLatestSharedLibraVersionLPr(PackageParser.Package pkg) { 9003 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 9004 pkg.staticSharedLibName); 9005 if (versionedLib == null) { 9006 return null; 9007 } 9008 int previousLibVersion = -1; 9009 final int versionCount = versionedLib.size(); 9010 for (int i = 0; i < versionCount; i++) { 9011 final int libVersion = versionedLib.keyAt(i); 9012 if (libVersion < pkg.staticSharedLibVersion) { 9013 previousLibVersion = Math.max(previousLibVersion, libVersion); 9014 } 9015 } 9016 if (previousLibVersion >= 0) { 9017 return versionedLib.get(previousLibVersion); 9018 } 9019 return null; 9020 } 9021 9022 public void shutdown() { 9023 mPackageUsage.writeNow(mPackages); 9024 mCompilerStats.writeNow(); 9025 } 9026 9027 @Override 9028 public void dumpProfiles(String packageName) { 9029 PackageParser.Package pkg; 9030 synchronized (mPackages) { 9031 pkg = mPackages.get(packageName); 9032 if (pkg == null) { 9033 throw new IllegalArgumentException("Unknown package: " + packageName); 9034 } 9035 } 9036 /* Only the shell, root, or the app user should be able to dump profiles. */ 9037 int callingUid = Binder.getCallingUid(); 9038 if (callingUid != Process.SHELL_UID && 9039 callingUid != Process.ROOT_UID && 9040 callingUid != pkg.applicationInfo.uid) { 9041 throw new SecurityException("dumpProfiles"); 9042 } 9043 9044 synchronized (mInstallLock) { 9045 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dump profiles"); 9046 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 9047 try { 9048 List<String> allCodePaths = pkg.getAllCodePathsExcludingResourceOnly(); 9049 String codePaths = TextUtils.join(";", allCodePaths); 9050 mInstaller.dumpProfiles(sharedGid, packageName, codePaths); 9051 } catch (InstallerException e) { 9052 Slog.w(TAG, "Failed to dump profiles", e); 9053 } 9054 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9055 } 9056 } 9057 9058 @Override 9059 public void forceDexOpt(String packageName) { 9060 enforceSystemOrRoot("forceDexOpt"); 9061 9062 PackageParser.Package pkg; 9063 synchronized (mPackages) { 9064 pkg = mPackages.get(packageName); 9065 if (pkg == null) { 9066 throw new IllegalArgumentException("Unknown package: " + packageName); 9067 } 9068 } 9069 9070 synchronized (mInstallLock) { 9071 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 9072 9073 // Whoever is calling forceDexOpt wants a compiled package. 9074 // Don't use profiles since that may cause compilation to be skipped. 9075 final int res = performDexOptInternalWithDependenciesLI(pkg, 9076 false /* checkProfiles */, getDefaultCompilerFilter(), 9077 true /* force */); 9078 9079 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9080 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 9081 throw new IllegalStateException("Failed to dexopt: " + res); 9082 } 9083 } 9084 } 9085 9086 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 9087 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 9088 Slog.w(TAG, "Unable to update from " + oldPkg.name 9089 + " to " + newPkg.packageName 9090 + ": old package not in system partition"); 9091 return false; 9092 } else if (mPackages.get(oldPkg.name) != null) { 9093 Slog.w(TAG, "Unable to update from " + oldPkg.name 9094 + " to " + newPkg.packageName 9095 + ": old package still exists"); 9096 return false; 9097 } 9098 return true; 9099 } 9100 9101 void removeCodePathLI(File codePath) { 9102 if (codePath.isDirectory()) { 9103 try { 9104 mInstaller.rmPackageDir(codePath.getAbsolutePath()); 9105 } catch (InstallerException e) { 9106 Slog.w(TAG, "Failed to remove code path", e); 9107 } 9108 } else { 9109 codePath.delete(); 9110 } 9111 } 9112 9113 private int[] resolveUserIds(int userId) { 9114 return (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() : new int[] { userId }; 9115 } 9116 9117 private void clearAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 9118 if (pkg == null) { 9119 Slog.wtf(TAG, "Package was null!", new Throwable()); 9120 return; 9121 } 9122 clearAppDataLeafLIF(pkg, userId, flags); 9123 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9124 for (int i = 0; i < childCount; i++) { 9125 clearAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 9126 } 9127 } 9128 9129 private void clearAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 9130 final PackageSetting ps; 9131 synchronized (mPackages) { 9132 ps = mSettings.mPackages.get(pkg.packageName); 9133 } 9134 for (int realUserId : resolveUserIds(userId)) { 9135 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 9136 try { 9137 mInstaller.clearAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 9138 ceDataInode); 9139 } catch (InstallerException e) { 9140 Slog.w(TAG, String.valueOf(e)); 9141 } 9142 } 9143 } 9144 9145 private void destroyAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 9146 if (pkg == null) { 9147 Slog.wtf(TAG, "Package was null!", new Throwable()); 9148 return; 9149 } 9150 destroyAppDataLeafLIF(pkg, userId, flags); 9151 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9152 for (int i = 0; i < childCount; i++) { 9153 destroyAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 9154 } 9155 } 9156 9157 private void destroyAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 9158 final PackageSetting ps; 9159 synchronized (mPackages) { 9160 ps = mSettings.mPackages.get(pkg.packageName); 9161 } 9162 for (int realUserId : resolveUserIds(userId)) { 9163 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 9164 try { 9165 mInstaller.destroyAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 9166 ceDataInode); 9167 } catch (InstallerException e) { 9168 Slog.w(TAG, String.valueOf(e)); 9169 } 9170 mDexManager.notifyPackageDataDestroyed(pkg.packageName, userId); 9171 } 9172 } 9173 9174 private void destroyAppProfilesLIF(PackageParser.Package pkg, int userId) { 9175 if (pkg == null) { 9176 Slog.wtf(TAG, "Package was null!", new Throwable()); 9177 return; 9178 } 9179 destroyAppProfilesLeafLIF(pkg); 9180 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9181 for (int i = 0; i < childCount; i++) { 9182 destroyAppProfilesLeafLIF(pkg.childPackages.get(i)); 9183 } 9184 } 9185 9186 private void destroyAppProfilesLeafLIF(PackageParser.Package pkg) { 9187 try { 9188 mInstaller.destroyAppProfiles(pkg.packageName); 9189 } catch (InstallerException e) { 9190 Slog.w(TAG, String.valueOf(e)); 9191 } 9192 } 9193 9194 private void clearAppProfilesLIF(PackageParser.Package pkg, int userId) { 9195 if (pkg == null) { 9196 Slog.wtf(TAG, "Package was null!", new Throwable()); 9197 return; 9198 } 9199 clearAppProfilesLeafLIF(pkg); 9200 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9201 for (int i = 0; i < childCount; i++) { 9202 clearAppProfilesLeafLIF(pkg.childPackages.get(i)); 9203 } 9204 } 9205 9206 private void clearAppProfilesLeafLIF(PackageParser.Package pkg) { 9207 try { 9208 mInstaller.clearAppProfiles(pkg.packageName); 9209 } catch (InstallerException e) { 9210 Slog.w(TAG, String.valueOf(e)); 9211 } 9212 } 9213 9214 private void setInstallAndUpdateTime(PackageParser.Package pkg, long firstInstallTime, 9215 long lastUpdateTime) { 9216 // Set parent install/update time 9217 PackageSetting ps = (PackageSetting) pkg.mExtras; 9218 if (ps != null) { 9219 ps.firstInstallTime = firstInstallTime; 9220 ps.lastUpdateTime = lastUpdateTime; 9221 } 9222 // Set children install/update time 9223 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9224 for (int i = 0; i < childCount; i++) { 9225 PackageParser.Package childPkg = pkg.childPackages.get(i); 9226 ps = (PackageSetting) childPkg.mExtras; 9227 if (ps != null) { 9228 ps.firstInstallTime = firstInstallTime; 9229 ps.lastUpdateTime = lastUpdateTime; 9230 } 9231 } 9232 } 9233 9234 private void addSharedLibraryLPr(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 9235 PackageParser.Package changingLib) { 9236 if (file.path != null) { 9237 usesLibraryFiles.add(file.path); 9238 return; 9239 } 9240 PackageParser.Package p = mPackages.get(file.apk); 9241 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 9242 // If we are doing this while in the middle of updating a library apk, 9243 // then we need to make sure to use that new apk for determining the 9244 // dependencies here. (We haven't yet finished committing the new apk 9245 // to the package manager state.) 9246 if (p == null || p.packageName.equals(changingLib.packageName)) { 9247 p = changingLib; 9248 } 9249 } 9250 if (p != null) { 9251 usesLibraryFiles.addAll(p.getAllCodePaths()); 9252 } 9253 } 9254 9255 private void updateSharedLibrariesLPr(PackageParser.Package pkg, 9256 PackageParser.Package changingLib) throws PackageManagerException { 9257 if (pkg == null) { 9258 return; 9259 } 9260 ArraySet<String> usesLibraryFiles = null; 9261 if (pkg.usesLibraries != null) { 9262 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesLibraries, 9263 null, null, pkg.packageName, changingLib, true, null); 9264 } 9265 if (pkg.usesStaticLibraries != null) { 9266 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesStaticLibraries, 9267 pkg.usesStaticLibrariesVersions, pkg.usesStaticLibrariesCertDigests, 9268 pkg.packageName, changingLib, true, usesLibraryFiles); 9269 } 9270 if (pkg.usesOptionalLibraries != null) { 9271 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesOptionalLibraries, 9272 null, null, pkg.packageName, changingLib, false, usesLibraryFiles); 9273 } 9274 if (!ArrayUtils.isEmpty(usesLibraryFiles)) { 9275 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[usesLibraryFiles.size()]); 9276 } else { 9277 pkg.usesLibraryFiles = null; 9278 } 9279 } 9280 9281 private ArraySet<String> addSharedLibrariesLPw(@NonNull List<String> requestedLibraries, 9282 @Nullable int[] requiredVersions, @Nullable String[] requiredCertDigests, 9283 @NonNull String packageName, @Nullable PackageParser.Package changingLib, 9284 boolean required, @Nullable ArraySet<String> outUsedLibraries) 9285 throws PackageManagerException { 9286 final int libCount = requestedLibraries.size(); 9287 for (int i = 0; i < libCount; i++) { 9288 final String libName = requestedLibraries.get(i); 9289 final int libVersion = requiredVersions != null ? requiredVersions[i] 9290 : SharedLibraryInfo.VERSION_UNDEFINED; 9291 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(libName, libVersion); 9292 if (libEntry == null) { 9293 if (required) { 9294 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9295 "Package " + packageName + " requires unavailable shared library " 9296 + libName + "; failing!"); 9297 } else { 9298 Slog.w(TAG, "Package " + packageName 9299 + " desires unavailable shared library " 9300 + libName + "; ignoring!"); 9301 } 9302 } else { 9303 if (requiredVersions != null && requiredCertDigests != null) { 9304 if (libEntry.info.getVersion() != requiredVersions[i]) { 9305 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9306 "Package " + packageName + " requires unavailable static shared" 9307 + " library " + libName + " version " 9308 + libEntry.info.getVersion() + "; failing!"); 9309 } 9310 9311 PackageParser.Package libPkg = mPackages.get(libEntry.apk); 9312 if (libPkg == null) { 9313 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9314 "Package " + packageName + " requires unavailable static shared" 9315 + " library; failing!"); 9316 } 9317 9318 String expectedCertDigest = requiredCertDigests[i]; 9319 String libCertDigest = PackageUtils.computeCertSha256Digest( 9320 libPkg.mSignatures[0]); 9321 if (!libCertDigest.equalsIgnoreCase(expectedCertDigest)) { 9322 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9323 "Package " + packageName + " requires differently signed" + 9324 " static shared library; failing!"); 9325 } 9326 } 9327 9328 if (outUsedLibraries == null) { 9329 outUsedLibraries = new ArraySet<>(); 9330 } 9331 addSharedLibraryLPr(outUsedLibraries, libEntry, changingLib); 9332 } 9333 } 9334 return outUsedLibraries; 9335 } 9336 9337 private static boolean hasString(List<String> list, List<String> which) { 9338 if (list == null) { 9339 return false; 9340 } 9341 for (int i=list.size()-1; i>=0; i--) { 9342 for (int j=which.size()-1; j>=0; j--) { 9343 if (which.get(j).equals(list.get(i))) { 9344 return true; 9345 } 9346 } 9347 } 9348 return false; 9349 } 9350 9351 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 9352 PackageParser.Package changingPkg) { 9353 ArrayList<PackageParser.Package> res = null; 9354 for (PackageParser.Package pkg : mPackages.values()) { 9355 if (changingPkg != null 9356 && !hasString(pkg.usesLibraries, changingPkg.libraryNames) 9357 && !hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames) 9358 && !ArrayUtils.contains(pkg.usesStaticLibraries, 9359 changingPkg.staticSharedLibName)) { 9360 return null; 9361 } 9362 if (res == null) { 9363 res = new ArrayList<>(); 9364 } 9365 res.add(pkg); 9366 try { 9367 updateSharedLibrariesLPr(pkg, changingPkg); 9368 } catch (PackageManagerException e) { 9369 // If a system app update or an app and a required lib missing we 9370 // delete the package and for updated system apps keep the data as 9371 // it is better for the user to reinstall than to be in an limbo 9372 // state. Also libs disappearing under an app should never happen 9373 // - just in case. 9374 if (!pkg.isSystemApp() || pkg.isUpdatedSystemApp()) { 9375 final int flags = pkg.isUpdatedSystemApp() 9376 ? PackageManager.DELETE_KEEP_DATA : 0; 9377 deletePackageLIF(pkg.packageName, null, true, sUserManager.getUserIds(), 9378 flags , null, true, null); 9379 } 9380 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 9381 } 9382 } 9383 return res; 9384 } 9385 9386 /** 9387 * Derive the value of the {@code cpuAbiOverride} based on the provided 9388 * value and an optional stored value from the package settings. 9389 */ 9390 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 9391 String cpuAbiOverride = null; 9392 9393 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 9394 cpuAbiOverride = null; 9395 } else if (abiOverride != null) { 9396 cpuAbiOverride = abiOverride; 9397 } else if (settings != null) { 9398 cpuAbiOverride = settings.cpuAbiOverrideString; 9399 } 9400 9401 return cpuAbiOverride; 9402 } 9403 9404 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, 9405 final int policyFlags, int scanFlags, long currentTime, @Nullable UserHandle user) 9406 throws PackageManagerException { 9407 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 9408 // If the package has children and this is the first dive in the function 9409 // we recursively scan the package with the SCAN_CHECK_ONLY flag set to see 9410 // whether all packages (parent and children) would be successfully scanned 9411 // before the actual scan since scanning mutates internal state and we want 9412 // to atomically install the package and its children. 9413 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 9414 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 9415 scanFlags |= SCAN_CHECK_ONLY; 9416 } 9417 } else { 9418 scanFlags &= ~SCAN_CHECK_ONLY; 9419 } 9420 9421 final PackageParser.Package scannedPkg; 9422 try { 9423 // Scan the parent 9424 scannedPkg = scanPackageLI(pkg, policyFlags, scanFlags, currentTime, user); 9425 // Scan the children 9426 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9427 for (int i = 0; i < childCount; i++) { 9428 PackageParser.Package childPkg = pkg.childPackages.get(i); 9429 scanPackageLI(childPkg, policyFlags, 9430 scanFlags, currentTime, user); 9431 } 9432 } finally { 9433 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9434 } 9435 9436 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9437 return scanPackageTracedLI(pkg, policyFlags, scanFlags, currentTime, user); 9438 } 9439 9440 return scannedPkg; 9441 } 9442 9443 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, final int policyFlags, 9444 int scanFlags, long currentTime, @Nullable UserHandle user) 9445 throws PackageManagerException { 9446 boolean success = false; 9447 try { 9448 final PackageParser.Package res = scanPackageDirtyLI(pkg, policyFlags, scanFlags, 9449 currentTime, user); 9450 success = true; 9451 return res; 9452 } finally { 9453 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 9454 // DELETE_DATA_ON_FAILURES is only used by frozen paths 9455 destroyAppDataLIF(pkg, UserHandle.USER_ALL, 9456 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 9457 destroyAppProfilesLIF(pkg, UserHandle.USER_ALL); 9458 } 9459 } 9460 } 9461 9462 /** 9463 * Returns {@code true} if the given file contains code. Otherwise {@code false}. 9464 */ 9465 private static boolean apkHasCode(String fileName) { 9466 StrictJarFile jarFile = null; 9467 try { 9468 jarFile = new StrictJarFile(fileName, 9469 false /*verify*/, false /*signatureSchemeRollbackProtectionsEnforced*/); 9470 return jarFile.findEntry("classes.dex") != null; 9471 } catch (IOException ignore) { 9472 } finally { 9473 try { 9474 if (jarFile != null) { 9475 jarFile.close(); 9476 } 9477 } catch (IOException ignore) {} 9478 } 9479 return false; 9480 } 9481 9482 /** 9483 * Enforces code policy for the package. This ensures that if an APK has 9484 * declared hasCode="true" in its manifest that the APK actually contains 9485 * code. 9486 * 9487 * @throws PackageManagerException If bytecode could not be found when it should exist 9488 */ 9489 private static void assertCodePolicy(PackageParser.Package pkg) 9490 throws PackageManagerException { 9491 final boolean shouldHaveCode = 9492 (pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) != 0; 9493 if (shouldHaveCode && !apkHasCode(pkg.baseCodePath)) { 9494 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 9495 "Package " + pkg.baseCodePath + " code is missing"); 9496 } 9497 9498 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 9499 for (int i = 0; i < pkg.splitCodePaths.length; i++) { 9500 final boolean splitShouldHaveCode = 9501 (pkg.splitFlags[i] & ApplicationInfo.FLAG_HAS_CODE) != 0; 9502 if (splitShouldHaveCode && !apkHasCode(pkg.splitCodePaths[i])) { 9503 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 9504 "Package " + pkg.splitCodePaths[i] + " code is missing"); 9505 } 9506 } 9507 } 9508 } 9509 9510 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, 9511 final int policyFlags, final int scanFlags, long currentTime, @Nullable UserHandle user) 9512 throws PackageManagerException { 9513 if (DEBUG_PACKAGE_SCANNING) { 9514 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 9515 Log.d(TAG, "Scanning package " + pkg.packageName); 9516 } 9517 9518 applyPolicy(pkg, policyFlags); 9519 9520 assertPackageIsValid(pkg, policyFlags, scanFlags); 9521 9522 // Initialize package source and resource directories 9523 final File scanFile = new File(pkg.codePath); 9524 final File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 9525 final File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 9526 9527 SharedUserSetting suid = null; 9528 PackageSetting pkgSetting = null; 9529 9530 // Getting the package setting may have a side-effect, so if we 9531 // are only checking if scan would succeed, stash a copy of the 9532 // old setting to restore at the end. 9533 PackageSetting nonMutatedPs = null; 9534 9535 // We keep references to the derived CPU Abis from settings in oder to reuse 9536 // them in the case where we're not upgrading or booting for the first time. 9537 String primaryCpuAbiFromSettings = null; 9538 String secondaryCpuAbiFromSettings = null; 9539 9540 // writer 9541 synchronized (mPackages) { 9542 if (pkg.mSharedUserId != null) { 9543 // SIDE EFFECTS; may potentially allocate a new shared user 9544 suid = mSettings.getSharedUserLPw( 9545 pkg.mSharedUserId, 0 /*pkgFlags*/, 0 /*pkgPrivateFlags*/, true /*create*/); 9546 if (DEBUG_PACKAGE_SCANNING) { 9547 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 9548 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 9549 + "): packages=" + suid.packages); 9550 } 9551 } 9552 9553 // Check if we are renaming from an original package name. 9554 PackageSetting origPackage = null; 9555 String realName = null; 9556 if (pkg.mOriginalPackages != null) { 9557 // This package may need to be renamed to a previously 9558 // installed name. Let's check on that... 9559 final String renamed = mSettings.getRenamedPackageLPr(pkg.mRealPackage); 9560 if (pkg.mOriginalPackages.contains(renamed)) { 9561 // This package had originally been installed as the 9562 // original name, and we have already taken care of 9563 // transitioning to the new one. Just update the new 9564 // one to continue using the old name. 9565 realName = pkg.mRealPackage; 9566 if (!pkg.packageName.equals(renamed)) { 9567 // Callers into this function may have already taken 9568 // care of renaming the package; only do it here if 9569 // it is not already done. 9570 pkg.setPackageName(renamed); 9571 } 9572 } else { 9573 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 9574 if ((origPackage = mSettings.getPackageLPr( 9575 pkg.mOriginalPackages.get(i))) != null) { 9576 // We do have the package already installed under its 9577 // original name... should we use it? 9578 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 9579 // New package is not compatible with original. 9580 origPackage = null; 9581 continue; 9582 } else if (origPackage.sharedUser != null) { 9583 // Make sure uid is compatible between packages. 9584 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 9585 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 9586 + " to " + pkg.packageName + ": old uid " 9587 + origPackage.sharedUser.name 9588 + " differs from " + pkg.mSharedUserId); 9589 origPackage = null; 9590 continue; 9591 } 9592 // TODO: Add case when shared user id is added [b/28144775] 9593 } else { 9594 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 9595 + pkg.packageName + " to old name " + origPackage.name); 9596 } 9597 break; 9598 } 9599 } 9600 } 9601 } 9602 9603 if (mTransferedPackages.contains(pkg.packageName)) { 9604 Slog.w(TAG, "Package " + pkg.packageName 9605 + " was transferred to another, but its .apk remains"); 9606 } 9607 9608 // See comments in nonMutatedPs declaration 9609 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9610 PackageSetting foundPs = mSettings.getPackageLPr(pkg.packageName); 9611 if (foundPs != null) { 9612 nonMutatedPs = new PackageSetting(foundPs); 9613 } 9614 } 9615 9616 if ((scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) == 0) { 9617 PackageSetting foundPs = mSettings.getPackageLPr(pkg.packageName); 9618 if (foundPs != null) { 9619 primaryCpuAbiFromSettings = foundPs.primaryCpuAbiString; 9620 secondaryCpuAbiFromSettings = foundPs.secondaryCpuAbiString; 9621 } 9622 } 9623 9624 pkgSetting = mSettings.getPackageLPr(pkg.packageName); 9625 if (pkgSetting != null && pkgSetting.sharedUser != suid) { 9626 PackageManagerService.reportSettingsProblem(Log.WARN, 9627 "Package " + pkg.packageName + " shared user changed from " 9628 + (pkgSetting.sharedUser != null 9629 ? pkgSetting.sharedUser.name : "<nothing>") 9630 + " to " 9631 + (suid != null ? suid.name : "<nothing>") 9632 + "; replacing with new"); 9633 pkgSetting = null; 9634 } 9635 final PackageSetting oldPkgSetting = 9636 pkgSetting == null ? null : new PackageSetting(pkgSetting); 9637 final PackageSetting disabledPkgSetting = 9638 mSettings.getDisabledSystemPkgLPr(pkg.packageName); 9639 9640 String[] usesStaticLibraries = null; 9641 if (pkg.usesStaticLibraries != null) { 9642 usesStaticLibraries = new String[pkg.usesStaticLibraries.size()]; 9643 pkg.usesStaticLibraries.toArray(usesStaticLibraries); 9644 } 9645 9646 if (pkgSetting == null) { 9647 final String parentPackageName = (pkg.parentPackage != null) 9648 ? pkg.parentPackage.packageName : null; 9649 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 9650 // REMOVE SharedUserSetting from method; update in a separate call 9651 pkgSetting = Settings.createNewSetting(pkg.packageName, origPackage, 9652 disabledPkgSetting, realName, suid, destCodeFile, destResourceFile, 9653 pkg.applicationInfo.nativeLibraryRootDir, pkg.applicationInfo.primaryCpuAbi, 9654 pkg.applicationInfo.secondaryCpuAbi, pkg.mVersionCode, 9655 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, user, 9656 true /*allowInstall*/, instantApp, parentPackageName, 9657 pkg.getChildPackageNames(), UserManagerService.getInstance(), 9658 usesStaticLibraries, pkg.usesStaticLibrariesVersions); 9659 // SIDE EFFECTS; updates system state; move elsewhere 9660 if (origPackage != null) { 9661 mSettings.addRenamedPackageLPw(pkg.packageName, origPackage.name); 9662 } 9663 mSettings.addUserToSettingLPw(pkgSetting); 9664 } else { 9665 // REMOVE SharedUserSetting from method; update in a separate call. 9666 // 9667 // TODO(narayan): This update is bogus. nativeLibraryDir & primaryCpuAbi, 9668 // secondaryCpuAbi are not known at this point so we always update them 9669 // to null here, only to reset them at a later point. 9670 Settings.updatePackageSetting(pkgSetting, disabledPkgSetting, suid, destCodeFile, 9671 pkg.applicationInfo.nativeLibraryDir, pkg.applicationInfo.primaryCpuAbi, 9672 pkg.applicationInfo.secondaryCpuAbi, pkg.applicationInfo.flags, 9673 pkg.applicationInfo.privateFlags, pkg.getChildPackageNames(), 9674 UserManagerService.getInstance(), usesStaticLibraries, 9675 pkg.usesStaticLibrariesVersions); 9676 } 9677 // SIDE EFFECTS; persists system state to files on disk; move elsewhere 9678 mSettings.writeUserRestrictionsLPw(pkgSetting, oldPkgSetting); 9679 9680 // SIDE EFFECTS; modifies system state; move elsewhere 9681 if (pkgSetting.origPackage != null) { 9682 // If we are first transitioning from an original package, 9683 // fix up the new package's name now. We need to do this after 9684 // looking up the package under its new name, so getPackageLP 9685 // can take care of fiddling things correctly. 9686 pkg.setPackageName(origPackage.name); 9687 9688 // File a report about this. 9689 String msg = "New package " + pkgSetting.realName 9690 + " renamed to replace old package " + pkgSetting.name; 9691 reportSettingsProblem(Log.WARN, msg); 9692 9693 // Make a note of it. 9694 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 9695 mTransferedPackages.add(origPackage.name); 9696 } 9697 9698 // No longer need to retain this. 9699 pkgSetting.origPackage = null; 9700 } 9701 9702 // SIDE EFFECTS; modifies system state; move elsewhere 9703 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && realName != null) { 9704 // Make a note of it. 9705 mTransferedPackages.add(pkg.packageName); 9706 } 9707 9708 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 9709 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 9710 } 9711 9712 if ((scanFlags & SCAN_BOOTING) == 0 9713 && (policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9714 // Check all shared libraries and map to their actual file path. 9715 // We only do this here for apps not on a system dir, because those 9716 // are the only ones that can fail an install due to this. We 9717 // will take care of the system apps by updating all of their 9718 // library paths after the scan is done. Also during the initial 9719 // scan don't update any libs as we do this wholesale after all 9720 // apps are scanned to avoid dependency based scanning. 9721 updateSharedLibrariesLPr(pkg, null); 9722 } 9723 9724 if (mFoundPolicyFile) { 9725 SELinuxMMAC.assignSeInfoValue(pkg); 9726 } 9727 pkg.applicationInfo.uid = pkgSetting.appId; 9728 pkg.mExtras = pkgSetting; 9729 9730 9731 // Static shared libs have same package with different versions where 9732 // we internally use a synthetic package name to allow multiple versions 9733 // of the same package, therefore we need to compare signatures against 9734 // the package setting for the latest library version. 9735 PackageSetting signatureCheckPs = pkgSetting; 9736 if (pkg.applicationInfo.isStaticSharedLibrary()) { 9737 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 9738 if (libraryEntry != null) { 9739 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 9740 } 9741 } 9742 9743 if (shouldCheckUpgradeKeySetLP(signatureCheckPs, scanFlags)) { 9744 if (checkUpgradeKeySetLP(signatureCheckPs, pkg)) { 9745 // We just determined the app is signed correctly, so bring 9746 // over the latest parsed certs. 9747 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9748 } else { 9749 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9750 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 9751 "Package " + pkg.packageName + " upgrade keys do not match the " 9752 + "previously installed version"); 9753 } else { 9754 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9755 String msg = "System package " + pkg.packageName 9756 + " signature changed; retaining data."; 9757 reportSettingsProblem(Log.WARN, msg); 9758 } 9759 } 9760 } else { 9761 try { 9762 // SIDE EFFECTS; compareSignaturesCompat() changes KeysetManagerService 9763 verifySignaturesLP(signatureCheckPs, pkg); 9764 // We just determined the app is signed correctly, so bring 9765 // over the latest parsed certs. 9766 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9767 } catch (PackageManagerException e) { 9768 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9769 throw e; 9770 } 9771 // The signature has changed, but this package is in the system 9772 // image... let's recover! 9773 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9774 // However... if this package is part of a shared user, but it 9775 // doesn't match the signature of the shared user, let's fail. 9776 // What this means is that you can't change the signatures 9777 // associated with an overall shared user, which doesn't seem all 9778 // that unreasonable. 9779 if (signatureCheckPs.sharedUser != null) { 9780 if (compareSignatures(signatureCheckPs.sharedUser.signatures.mSignatures, 9781 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 9782 throw new PackageManagerException( 9783 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 9784 "Signature mismatch for shared user: " 9785 + pkgSetting.sharedUser); 9786 } 9787 } 9788 // File a report about this. 9789 String msg = "System package " + pkg.packageName 9790 + " signature changed; retaining data."; 9791 reportSettingsProblem(Log.WARN, msg); 9792 } 9793 } 9794 9795 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && pkg.mAdoptPermissions != null) { 9796 // This package wants to adopt ownership of permissions from 9797 // another package. 9798 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 9799 final String origName = pkg.mAdoptPermissions.get(i); 9800 final PackageSetting orig = mSettings.getPackageLPr(origName); 9801 if (orig != null) { 9802 if (verifyPackageUpdateLPr(orig, pkg)) { 9803 Slog.i(TAG, "Adopting permissions from " + origName + " to " 9804 + pkg.packageName); 9805 // SIDE EFFECTS; updates permissions system state; move elsewhere 9806 mSettings.transferPermissionsLPw(origName, pkg.packageName); 9807 } 9808 } 9809 } 9810 } 9811 } 9812 9813 pkg.applicationInfo.processName = fixProcessName( 9814 pkg.applicationInfo.packageName, 9815 pkg.applicationInfo.processName); 9816 9817 if (pkg != mPlatformPackage) { 9818 // Get all of our default paths setup 9819 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 9820 } 9821 9822 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 9823 9824 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 9825 if ((scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) != 0) { 9826 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "derivePackageAbi"); 9827 derivePackageAbi( 9828 pkg, scanFile, cpuAbiOverride, true /*extractLibs*/, mAppLib32InstallDir); 9829 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9830 9831 // Some system apps still use directory structure for native libraries 9832 // in which case we might end up not detecting abi solely based on apk 9833 // structure. Try to detect abi based on directory structure. 9834 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 9835 pkg.applicationInfo.primaryCpuAbi == null) { 9836 setBundledAppAbisAndRoots(pkg, pkgSetting); 9837 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 9838 } 9839 } else { 9840 // This is not a first boot or an upgrade, don't bother deriving the 9841 // ABI during the scan. Instead, trust the value that was stored in the 9842 // package setting. 9843 pkg.applicationInfo.primaryCpuAbi = primaryCpuAbiFromSettings; 9844 pkg.applicationInfo.secondaryCpuAbi = secondaryCpuAbiFromSettings; 9845 9846 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 9847 9848 if (DEBUG_ABI_SELECTION) { 9849 Slog.i(TAG, "Using ABIS and native lib paths from settings : " + 9850 pkg.packageName + " " + pkg.applicationInfo.primaryCpuAbi + ", " + 9851 pkg.applicationInfo.secondaryCpuAbi); 9852 } 9853 } 9854 } else { 9855 if ((scanFlags & SCAN_MOVE) != 0) { 9856 // We haven't run dex-opt for this move (since we've moved the compiled output too) 9857 // but we already have this packages package info in the PackageSetting. We just 9858 // use that and derive the native library path based on the new codepath. 9859 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 9860 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 9861 } 9862 9863 // Set native library paths again. For moves, the path will be updated based on the 9864 // ABIs we've determined above. For non-moves, the path will be updated based on the 9865 // ABIs we determined during compilation, but the path will depend on the final 9866 // package path (after the rename away from the stage path). 9867 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 9868 } 9869 9870 // This is a special case for the "system" package, where the ABI is 9871 // dictated by the zygote configuration (and init.rc). We should keep track 9872 // of this ABI so that we can deal with "normal" applications that run under 9873 // the same UID correctly. 9874 if (mPlatformPackage == pkg) { 9875 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 9876 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 9877 } 9878 9879 // If there's a mismatch between the abi-override in the package setting 9880 // and the abiOverride specified for the install. Warn about this because we 9881 // would've already compiled the app without taking the package setting into 9882 // account. 9883 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 9884 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 9885 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 9886 " for package " + pkg.packageName); 9887 } 9888 } 9889 9890 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 9891 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 9892 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 9893 9894 // Copy the derived override back to the parsed package, so that we can 9895 // update the package settings accordingly. 9896 pkg.cpuAbiOverride = cpuAbiOverride; 9897 9898 if (DEBUG_ABI_SELECTION) { 9899 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 9900 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 9901 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 9902 } 9903 9904 // Push the derived path down into PackageSettings so we know what to 9905 // clean up at uninstall time. 9906 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 9907 9908 if (DEBUG_ABI_SELECTION) { 9909 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 9910 " primary=" + pkg.applicationInfo.primaryCpuAbi + 9911 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 9912 } 9913 9914 // SIDE EFFECTS; removes DEX files from disk; move elsewhere 9915 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 9916 // We don't do this here during boot because we can do it all 9917 // at once after scanning all existing packages. 9918 // 9919 // We also do this *before* we perform dexopt on this package, so that 9920 // we can avoid redundant dexopts, and also to make sure we've got the 9921 // code and package path correct. 9922 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, pkg); 9923 } 9924 9925 if (mFactoryTest && pkg.requestedPermissions.contains( 9926 android.Manifest.permission.FACTORY_TEST)) { 9927 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 9928 } 9929 9930 if (isSystemApp(pkg)) { 9931 pkgSetting.isOrphaned = true; 9932 } 9933 9934 // Take care of first install / last update times. 9935 final long scanFileTime = getLastModifiedTime(pkg, scanFile); 9936 if (currentTime != 0) { 9937 if (pkgSetting.firstInstallTime == 0) { 9938 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 9939 } else if ((scanFlags & SCAN_UPDATE_TIME) != 0) { 9940 pkgSetting.lastUpdateTime = currentTime; 9941 } 9942 } else if (pkgSetting.firstInstallTime == 0) { 9943 // We need *something*. Take time time stamp of the file. 9944 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 9945 } else if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 9946 if (scanFileTime != pkgSetting.timeStamp) { 9947 // A package on the system image has changed; consider this 9948 // to be an update. 9949 pkgSetting.lastUpdateTime = scanFileTime; 9950 } 9951 } 9952 pkgSetting.setTimeStamp(scanFileTime); 9953 9954 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9955 if (nonMutatedPs != null) { 9956 synchronized (mPackages) { 9957 mSettings.mPackages.put(nonMutatedPs.name, nonMutatedPs); 9958 } 9959 } 9960 } else { 9961 final int userId = user == null ? 0 : user.getIdentifier(); 9962 // Modify state for the given package setting 9963 commitPackageSettings(pkg, pkgSetting, user, scanFlags, 9964 (policyFlags & PackageParser.PARSE_CHATTY) != 0 /*chatty*/); 9965 if (pkgSetting.getInstantApp(userId)) { 9966 mInstantAppRegistry.addInstantAppLPw(userId, pkgSetting.appId); 9967 } 9968 } 9969 return pkg; 9970 } 9971 9972 /** 9973 * Applies policy to the parsed package based upon the given policy flags. 9974 * Ensures the package is in a good state. 9975 * <p> 9976 * Implementation detail: This method must NOT have any side effect. It would 9977 * ideally be static, but, it requires locks to read system state. 9978 */ 9979 private void applyPolicy(PackageParser.Package pkg, int policyFlags) { 9980 if ((policyFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 9981 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 9982 if (pkg.applicationInfo.isDirectBootAware()) { 9983 // we're direct boot aware; set for all components 9984 for (PackageParser.Service s : pkg.services) { 9985 s.info.encryptionAware = s.info.directBootAware = true; 9986 } 9987 for (PackageParser.Provider p : pkg.providers) { 9988 p.info.encryptionAware = p.info.directBootAware = true; 9989 } 9990 for (PackageParser.Activity a : pkg.activities) { 9991 a.info.encryptionAware = a.info.directBootAware = true; 9992 } 9993 for (PackageParser.Activity r : pkg.receivers) { 9994 r.info.encryptionAware = r.info.directBootAware = true; 9995 } 9996 } 9997 } else { 9998 // Only allow system apps to be flagged as core apps. 9999 pkg.coreApp = false; 10000 // clear flags not applicable to regular apps 10001 pkg.applicationInfo.privateFlags &= 10002 ~ApplicationInfo.PRIVATE_FLAG_DEFAULT_TO_DEVICE_PROTECTED_STORAGE; 10003 pkg.applicationInfo.privateFlags &= 10004 ~ApplicationInfo.PRIVATE_FLAG_DIRECT_BOOT_AWARE; 10005 } 10006 pkg.mTrustedOverlay = (policyFlags&PackageParser.PARSE_TRUSTED_OVERLAY) != 0; 10007 10008 if ((policyFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 10009 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 10010 } 10011 10012 if (!isSystemApp(pkg)) { 10013 // Only system apps can use these features. 10014 pkg.mOriginalPackages = null; 10015 pkg.mRealPackage = null; 10016 pkg.mAdoptPermissions = null; 10017 } 10018 } 10019 10020 /** 10021 * Asserts the parsed package is valid according to the given policy. If the 10022 * package is invalid, for whatever reason, throws {@link PackageManagerException}. 10023 * <p> 10024 * Implementation detail: This method must NOT have any side effects. It would 10025 * ideally be static, but, it requires locks to read system state. 10026 * 10027 * @throws PackageManagerException If the package fails any of the validation checks 10028 */ 10029 private void assertPackageIsValid(PackageParser.Package pkg, int policyFlags, int scanFlags) 10030 throws PackageManagerException { 10031 if ((policyFlags & PackageParser.PARSE_ENFORCE_CODE) != 0) { 10032 assertCodePolicy(pkg); 10033 } 10034 10035 if (pkg.applicationInfo.getCodePath() == null || 10036 pkg.applicationInfo.getResourcePath() == null) { 10037 // Bail out. The resource and code paths haven't been set. 10038 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 10039 "Code and resource paths haven't been set correctly"); 10040 } 10041 10042 // Make sure we're not adding any bogus keyset info 10043 KeySetManagerService ksms = mSettings.mKeySetManagerService; 10044 ksms.assertScannedPackageValid(pkg); 10045 10046 synchronized (mPackages) { 10047 // The special "android" package can only be defined once 10048 if (pkg.packageName.equals("android")) { 10049 if (mAndroidApplication != null) { 10050 Slog.w(TAG, "*************************************************"); 10051 Slog.w(TAG, "Core android package being redefined. Skipping."); 10052 Slog.w(TAG, " codePath=" + pkg.codePath); 10053 Slog.w(TAG, "*************************************************"); 10054 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 10055 "Core android package being redefined. Skipping."); 10056 } 10057 } 10058 10059 // A package name must be unique; don't allow duplicates 10060 if (mPackages.containsKey(pkg.packageName)) { 10061 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 10062 "Application package " + pkg.packageName 10063 + " already installed. Skipping duplicate."); 10064 } 10065 10066 if (pkg.applicationInfo.isStaticSharedLibrary()) { 10067 // Static libs have a synthetic package name containing the version 10068 // but we still want the base name to be unique. 10069 if (mPackages.containsKey(pkg.manifestPackageName)) { 10070 throw new PackageManagerException( 10071 "Duplicate static shared lib provider package"); 10072 } 10073 10074 // Static shared libraries should have at least O target SDK 10075 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.O) { 10076 throw new PackageManagerException( 10077 "Packages declaring static-shared libs must target O SDK or higher"); 10078 } 10079 10080 // Package declaring static a shared lib cannot be instant apps 10081 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 10082 throw new PackageManagerException( 10083 "Packages declaring static-shared libs cannot be instant apps"); 10084 } 10085 10086 // Package declaring static a shared lib cannot be renamed since the package 10087 // name is synthetic and apps can't code around package manager internals. 10088 if (!ArrayUtils.isEmpty(pkg.mOriginalPackages)) { 10089 throw new PackageManagerException( 10090 "Packages declaring static-shared libs cannot be renamed"); 10091 } 10092 10093 // Package declaring static a shared lib cannot declare child packages 10094 if (!ArrayUtils.isEmpty(pkg.childPackages)) { 10095 throw new PackageManagerException( 10096 "Packages declaring static-shared libs cannot have child packages"); 10097 } 10098 10099 // Package declaring static a shared lib cannot declare dynamic libs 10100 if (!ArrayUtils.isEmpty(pkg.libraryNames)) { 10101 throw new PackageManagerException( 10102 "Packages declaring static-shared libs cannot declare dynamic libs"); 10103 } 10104 10105 // Package declaring static a shared lib cannot declare shared users 10106 if (pkg.mSharedUserId != null) { 10107 throw new PackageManagerException( 10108 "Packages declaring static-shared libs cannot declare shared users"); 10109 } 10110 10111 // Static shared libs cannot declare activities 10112 if (!pkg.activities.isEmpty()) { 10113 throw new PackageManagerException( 10114 "Static shared libs cannot declare activities"); 10115 } 10116 10117 // Static shared libs cannot declare services 10118 if (!pkg.services.isEmpty()) { 10119 throw new PackageManagerException( 10120 "Static shared libs cannot declare services"); 10121 } 10122 10123 // Static shared libs cannot declare providers 10124 if (!pkg.providers.isEmpty()) { 10125 throw new PackageManagerException( 10126 "Static shared libs cannot declare content providers"); 10127 } 10128 10129 // Static shared libs cannot declare receivers 10130 if (!pkg.receivers.isEmpty()) { 10131 throw new PackageManagerException( 10132 "Static shared libs cannot declare broadcast receivers"); 10133 } 10134 10135 // Static shared libs cannot declare permission groups 10136 if (!pkg.permissionGroups.isEmpty()) { 10137 throw new PackageManagerException( 10138 "Static shared libs cannot declare permission groups"); 10139 } 10140 10141 // Static shared libs cannot declare permissions 10142 if (!pkg.permissions.isEmpty()) { 10143 throw new PackageManagerException( 10144 "Static shared libs cannot declare permissions"); 10145 } 10146 10147 // Static shared libs cannot declare protected broadcasts 10148 if (pkg.protectedBroadcasts != null) { 10149 throw new PackageManagerException( 10150 "Static shared libs cannot declare protected broadcasts"); 10151 } 10152 10153 // Static shared libs cannot be overlay targets 10154 if (pkg.mOverlayTarget != null) { 10155 throw new PackageManagerException( 10156 "Static shared libs cannot be overlay targets"); 10157 } 10158 10159 // The version codes must be ordered as lib versions 10160 int minVersionCode = Integer.MIN_VALUE; 10161 int maxVersionCode = Integer.MAX_VALUE; 10162 10163 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 10164 pkg.staticSharedLibName); 10165 if (versionedLib != null) { 10166 final int versionCount = versionedLib.size(); 10167 for (int i = 0; i < versionCount; i++) { 10168 SharedLibraryInfo libInfo = versionedLib.valueAt(i).info; 10169 // TODO: We will change version code to long, so in the new API it is long 10170 final int libVersionCode = (int) libInfo.getDeclaringPackage() 10171 .getVersionCode(); 10172 if (libInfo.getVersion() < pkg.staticSharedLibVersion) { 10173 minVersionCode = Math.max(minVersionCode, libVersionCode + 1); 10174 } else if (libInfo.getVersion() > pkg.staticSharedLibVersion) { 10175 maxVersionCode = Math.min(maxVersionCode, libVersionCode - 1); 10176 } else { 10177 minVersionCode = maxVersionCode = libVersionCode; 10178 break; 10179 } 10180 } 10181 } 10182 if (pkg.mVersionCode < minVersionCode || pkg.mVersionCode > maxVersionCode) { 10183 throw new PackageManagerException("Static shared" 10184 + " lib version codes must be ordered as lib versions"); 10185 } 10186 } 10187 10188 // Only privileged apps and updated privileged apps can add child packages. 10189 if (pkg.childPackages != null && !pkg.childPackages.isEmpty()) { 10190 if ((policyFlags & PARSE_IS_PRIVILEGED) == 0) { 10191 throw new PackageManagerException("Only privileged apps can add child " 10192 + "packages. Ignoring package " + pkg.packageName); 10193 } 10194 final int childCount = pkg.childPackages.size(); 10195 for (int i = 0; i < childCount; i++) { 10196 PackageParser.Package childPkg = pkg.childPackages.get(i); 10197 if (mSettings.hasOtherDisabledSystemPkgWithChildLPr(pkg.packageName, 10198 childPkg.packageName)) { 10199 throw new PackageManagerException("Can't override child of " 10200 + "another disabled app. Ignoring package " + pkg.packageName); 10201 } 10202 } 10203 } 10204 10205 // If we're only installing presumed-existing packages, require that the 10206 // scanned APK is both already known and at the path previously established 10207 // for it. Previously unknown packages we pick up normally, but if we have an 10208 // a priori expectation about this package's install presence, enforce it. 10209 // With a singular exception for new system packages. When an OTA contains 10210 // a new system package, we allow the codepath to change from a system location 10211 // to the user-installed location. If we don't allow this change, any newer, 10212 // user-installed version of the application will be ignored. 10213 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 10214 if (mExpectingBetter.containsKey(pkg.packageName)) { 10215 logCriticalInfo(Log.WARN, 10216 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 10217 } else { 10218 PackageSetting known = mSettings.getPackageLPr(pkg.packageName); 10219 if (known != null) { 10220 if (DEBUG_PACKAGE_SCANNING) { 10221 Log.d(TAG, "Examining " + pkg.codePath 10222 + " and requiring known paths " + known.codePathString 10223 + " & " + known.resourcePathString); 10224 } 10225 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 10226 || !pkg.applicationInfo.getResourcePath().equals( 10227 known.resourcePathString)) { 10228 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 10229 "Application package " + pkg.packageName 10230 + " found at " + pkg.applicationInfo.getCodePath() 10231 + " but expected at " + known.codePathString 10232 + "; ignoring."); 10233 } 10234 } 10235 } 10236 } 10237 10238 // Verify that this new package doesn't have any content providers 10239 // that conflict with existing packages. Only do this if the 10240 // package isn't already installed, since we don't want to break 10241 // things that are installed. 10242 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 10243 final int N = pkg.providers.size(); 10244 int i; 10245 for (i=0; i<N; i++) { 10246 PackageParser.Provider p = pkg.providers.get(i); 10247 if (p.info.authority != null) { 10248 String names[] = p.info.authority.split(";"); 10249 for (int j = 0; j < names.length; j++) { 10250 if (mProvidersByAuthority.containsKey(names[j])) { 10251 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 10252 final String otherPackageName = 10253 ((other != null && other.getComponentName() != null) ? 10254 other.getComponentName().getPackageName() : "?"); 10255 throw new PackageManagerException( 10256 INSTALL_FAILED_CONFLICTING_PROVIDER, 10257 "Can't install because provider name " + names[j] 10258 + " (in package " + pkg.applicationInfo.packageName 10259 + ") is already used by " + otherPackageName); 10260 } 10261 } 10262 } 10263 } 10264 } 10265 } 10266 } 10267 10268 private boolean addSharedLibraryLPw(String path, String apk, String name, int version, 10269 int type, String declaringPackageName, int declaringVersionCode) { 10270 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 10271 if (versionedLib == null) { 10272 versionedLib = new SparseArray<>(); 10273 mSharedLibraries.put(name, versionedLib); 10274 if (type == SharedLibraryInfo.TYPE_STATIC) { 10275 mStaticLibsByDeclaringPackage.put(declaringPackageName, versionedLib); 10276 } 10277 } else if (versionedLib.indexOfKey(version) >= 0) { 10278 return false; 10279 } 10280 SharedLibraryEntry libEntry = new SharedLibraryEntry(path, apk, name, 10281 version, type, declaringPackageName, declaringVersionCode); 10282 versionedLib.put(version, libEntry); 10283 return true; 10284 } 10285 10286 private boolean removeSharedLibraryLPw(String name, int version) { 10287 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 10288 if (versionedLib == null) { 10289 return false; 10290 } 10291 final int libIdx = versionedLib.indexOfKey(version); 10292 if (libIdx < 0) { 10293 return false; 10294 } 10295 SharedLibraryEntry libEntry = versionedLib.valueAt(libIdx); 10296 versionedLib.remove(version); 10297 if (versionedLib.size() <= 0) { 10298 mSharedLibraries.remove(name); 10299 if (libEntry.info.getType() == SharedLibraryInfo.TYPE_STATIC) { 10300 mStaticLibsByDeclaringPackage.remove(libEntry.info.getDeclaringPackage() 10301 .getPackageName()); 10302 } 10303 } 10304 return true; 10305 } 10306 10307 /** 10308 * Adds a scanned package to the system. When this method is finished, the package will 10309 * be available for query, resolution, etc... 10310 */ 10311 private void commitPackageSettings(PackageParser.Package pkg, PackageSetting pkgSetting, 10312 UserHandle user, int scanFlags, boolean chatty) throws PackageManagerException { 10313 final String pkgName = pkg.packageName; 10314 if (mCustomResolverComponentName != null && 10315 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 10316 setUpCustomResolverActivity(pkg); 10317 } 10318 10319 if (pkg.packageName.equals("android")) { 10320 synchronized (mPackages) { 10321 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 10322 // Set up information for our fall-back user intent resolution activity. 10323 mPlatformPackage = pkg; 10324 pkg.mVersionCode = mSdkVersion; 10325 mAndroidApplication = pkg.applicationInfo; 10326 if (!mResolverReplaced) { 10327 mResolveActivity.applicationInfo = mAndroidApplication; 10328 mResolveActivity.name = ResolverActivity.class.getName(); 10329 mResolveActivity.packageName = mAndroidApplication.packageName; 10330 mResolveActivity.processName = "system:ui"; 10331 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 10332 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 10333 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 10334 mResolveActivity.theme = R.style.Theme_Material_Dialog_Alert; 10335 mResolveActivity.exported = true; 10336 mResolveActivity.enabled = true; 10337 mResolveActivity.resizeMode = ActivityInfo.RESIZE_MODE_RESIZEABLE; 10338 mResolveActivity.configChanges = ActivityInfo.CONFIG_SCREEN_SIZE 10339 | ActivityInfo.CONFIG_SMALLEST_SCREEN_SIZE 10340 | ActivityInfo.CONFIG_SCREEN_LAYOUT 10341 | ActivityInfo.CONFIG_ORIENTATION 10342 | ActivityInfo.CONFIG_KEYBOARD 10343 | ActivityInfo.CONFIG_KEYBOARD_HIDDEN; 10344 mResolveInfo.activityInfo = mResolveActivity; 10345 mResolveInfo.priority = 0; 10346 mResolveInfo.preferredOrder = 0; 10347 mResolveInfo.match = 0; 10348 mResolveComponentName = new ComponentName( 10349 mAndroidApplication.packageName, mResolveActivity.name); 10350 } 10351 } 10352 } 10353 } 10354 10355 ArrayList<PackageParser.Package> clientLibPkgs = null; 10356 // writer 10357 synchronized (mPackages) { 10358 boolean hasStaticSharedLibs = false; 10359 10360 // Any app can add new static shared libraries 10361 if (pkg.staticSharedLibName != null) { 10362 // Static shared libs don't allow renaming as they have synthetic package 10363 // names to allow install of multiple versions, so use name from manifest. 10364 if (addSharedLibraryLPw(null, pkg.packageName, pkg.staticSharedLibName, 10365 pkg.staticSharedLibVersion, SharedLibraryInfo.TYPE_STATIC, 10366 pkg.manifestPackageName, pkg.mVersionCode)) { 10367 hasStaticSharedLibs = true; 10368 } else { 10369 Slog.w(TAG, "Package " + pkg.packageName + " library " 10370 + pkg.staticSharedLibName + " already exists; skipping"); 10371 } 10372 // Static shared libs cannot be updated once installed since they 10373 // use synthetic package name which includes the version code, so 10374 // not need to update other packages's shared lib dependencies. 10375 } 10376 10377 if (!hasStaticSharedLibs 10378 && (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10379 // Only system apps can add new dynamic shared libraries. 10380 if (pkg.libraryNames != null) { 10381 for (int i = 0; i < pkg.libraryNames.size(); i++) { 10382 String name = pkg.libraryNames.get(i); 10383 boolean allowed = false; 10384 if (pkg.isUpdatedSystemApp()) { 10385 // New library entries can only be added through the 10386 // system image. This is important to get rid of a lot 10387 // of nasty edge cases: for example if we allowed a non- 10388 // system update of the app to add a library, then uninstalling 10389 // the update would make the library go away, and assumptions 10390 // we made such as through app install filtering would now 10391 // have allowed apps on the device which aren't compatible 10392 // with it. Better to just have the restriction here, be 10393 // conservative, and create many fewer cases that can negatively 10394 // impact the user experience. 10395 final PackageSetting sysPs = mSettings 10396 .getDisabledSystemPkgLPr(pkg.packageName); 10397 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 10398 for (int j = 0; j < sysPs.pkg.libraryNames.size(); j++) { 10399 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 10400 allowed = true; 10401 break; 10402 } 10403 } 10404 } 10405 } else { 10406 allowed = true; 10407 } 10408 if (allowed) { 10409 if (!addSharedLibraryLPw(null, pkg.packageName, name, 10410 SharedLibraryInfo.VERSION_UNDEFINED, 10411 SharedLibraryInfo.TYPE_DYNAMIC, 10412 pkg.packageName, pkg.mVersionCode)) { 10413 Slog.w(TAG, "Package " + pkg.packageName + " library " 10414 + name + " already exists; skipping"); 10415 } 10416 } else { 10417 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 10418 + name + " that is not declared on system image; skipping"); 10419 } 10420 } 10421 10422 if ((scanFlags & SCAN_BOOTING) == 0) { 10423 // If we are not booting, we need to update any applications 10424 // that are clients of our shared library. If we are booting, 10425 // this will all be done once the scan is complete. 10426 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 10427 } 10428 } 10429 } 10430 } 10431 10432 if ((scanFlags & SCAN_BOOTING) != 0) { 10433 // No apps can run during boot scan, so they don't need to be frozen 10434 } else if ((scanFlags & SCAN_DONT_KILL_APP) != 0) { 10435 // Caller asked to not kill app, so it's probably not frozen 10436 } else if ((scanFlags & SCAN_IGNORE_FROZEN) != 0) { 10437 // Caller asked us to ignore frozen check for some reason; they 10438 // probably didn't know the package name 10439 } else { 10440 // We're doing major surgery on this package, so it better be frozen 10441 // right now to keep it from launching 10442 checkPackageFrozen(pkgName); 10443 } 10444 10445 // Also need to kill any apps that are dependent on the library. 10446 if (clientLibPkgs != null) { 10447 for (int i=0; i<clientLibPkgs.size(); i++) { 10448 PackageParser.Package clientPkg = clientLibPkgs.get(i); 10449 killApplication(clientPkg.applicationInfo.packageName, 10450 clientPkg.applicationInfo.uid, "update lib"); 10451 } 10452 } 10453 10454 // writer 10455 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 10456 10457 synchronized (mPackages) { 10458 // We don't expect installation to fail beyond this point 10459 10460 // Add the new setting to mSettings 10461 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 10462 // Add the new setting to mPackages 10463 mPackages.put(pkg.applicationInfo.packageName, pkg); 10464 // Make sure we don't accidentally delete its data. 10465 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 10466 while (iter.hasNext()) { 10467 PackageCleanItem item = iter.next(); 10468 if (pkgName.equals(item.packageName)) { 10469 iter.remove(); 10470 } 10471 } 10472 10473 // Add the package's KeySets to the global KeySetManagerService 10474 KeySetManagerService ksms = mSettings.mKeySetManagerService; 10475 ksms.addScannedPackageLPw(pkg); 10476 10477 int N = pkg.providers.size(); 10478 StringBuilder r = null; 10479 int i; 10480 for (i=0; i<N; i++) { 10481 PackageParser.Provider p = pkg.providers.get(i); 10482 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 10483 p.info.processName); 10484 mProviders.addProvider(p); 10485 p.syncable = p.info.isSyncable; 10486 if (p.info.authority != null) { 10487 String names[] = p.info.authority.split(";"); 10488 p.info.authority = null; 10489 for (int j = 0; j < names.length; j++) { 10490 if (j == 1 && p.syncable) { 10491 // We only want the first authority for a provider to possibly be 10492 // syncable, so if we already added this provider using a different 10493 // authority clear the syncable flag. We copy the provider before 10494 // changing it because the mProviders object contains a reference 10495 // to a provider that we don't want to change. 10496 // Only do this for the second authority since the resulting provider 10497 // object can be the same for all future authorities for this provider. 10498 p = new PackageParser.Provider(p); 10499 p.syncable = false; 10500 } 10501 if (!mProvidersByAuthority.containsKey(names[j])) { 10502 mProvidersByAuthority.put(names[j], p); 10503 if (p.info.authority == null) { 10504 p.info.authority = names[j]; 10505 } else { 10506 p.info.authority = p.info.authority + ";" + names[j]; 10507 } 10508 if (DEBUG_PACKAGE_SCANNING) { 10509 if (chatty) 10510 Log.d(TAG, "Registered content provider: " + names[j] 10511 + ", className = " + p.info.name + ", isSyncable = " 10512 + p.info.isSyncable); 10513 } 10514 } else { 10515 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 10516 Slog.w(TAG, "Skipping provider name " + names[j] + 10517 " (in package " + pkg.applicationInfo.packageName + 10518 "): name already used by " 10519 + ((other != null && other.getComponentName() != null) 10520 ? other.getComponentName().getPackageName() : "?")); 10521 } 10522 } 10523 } 10524 if (chatty) { 10525 if (r == null) { 10526 r = new StringBuilder(256); 10527 } else { 10528 r.append(' '); 10529 } 10530 r.append(p.info.name); 10531 } 10532 } 10533 if (r != null) { 10534 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 10535 } 10536 10537 N = pkg.services.size(); 10538 r = null; 10539 for (i=0; i<N; i++) { 10540 PackageParser.Service s = pkg.services.get(i); 10541 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 10542 s.info.processName); 10543 mServices.addService(s); 10544 if (chatty) { 10545 if (r == null) { 10546 r = new StringBuilder(256); 10547 } else { 10548 r.append(' '); 10549 } 10550 r.append(s.info.name); 10551 } 10552 } 10553 if (r != null) { 10554 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 10555 } 10556 10557 N = pkg.receivers.size(); 10558 r = null; 10559 for (i=0; i<N; i++) { 10560 PackageParser.Activity a = pkg.receivers.get(i); 10561 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 10562 a.info.processName); 10563 mReceivers.addActivity(a, "receiver"); 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, " Receivers: " + r); 10575 } 10576 10577 N = pkg.activities.size(); 10578 r = null; 10579 for (i=0; i<N; i++) { 10580 PackageParser.Activity a = pkg.activities.get(i); 10581 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 10582 a.info.processName); 10583 mActivities.addActivity(a, "activity"); 10584 if (chatty) { 10585 if (r == null) { 10586 r = new StringBuilder(256); 10587 } else { 10588 r.append(' '); 10589 } 10590 r.append(a.info.name); 10591 } 10592 } 10593 if (r != null) { 10594 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 10595 } 10596 10597 N = pkg.permissionGroups.size(); 10598 r = null; 10599 for (i=0; i<N; i++) { 10600 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 10601 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 10602 final String curPackageName = cur == null ? null : cur.info.packageName; 10603 // Dont allow ephemeral apps to define new permission groups. 10604 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 10605 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 10606 + pg.info.packageName 10607 + " ignored: instant apps cannot define new permission groups."); 10608 continue; 10609 } 10610 final boolean isPackageUpdate = pg.info.packageName.equals(curPackageName); 10611 if (cur == null || isPackageUpdate) { 10612 mPermissionGroups.put(pg.info.name, pg); 10613 if (chatty) { 10614 if (r == null) { 10615 r = new StringBuilder(256); 10616 } else { 10617 r.append(' '); 10618 } 10619 if (isPackageUpdate) { 10620 r.append("UPD:"); 10621 } 10622 r.append(pg.info.name); 10623 } 10624 } else { 10625 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 10626 + pg.info.packageName + " ignored: original from " 10627 + cur.info.packageName); 10628 if (chatty) { 10629 if (r == null) { 10630 r = new StringBuilder(256); 10631 } else { 10632 r.append(' '); 10633 } 10634 r.append("DUP:"); 10635 r.append(pg.info.name); 10636 } 10637 } 10638 } 10639 if (r != null) { 10640 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 10641 } 10642 10643 N = pkg.permissions.size(); 10644 r = null; 10645 for (i=0; i<N; i++) { 10646 PackageParser.Permission p = pkg.permissions.get(i); 10647 10648 // Dont allow ephemeral apps to define new permissions. 10649 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 10650 Slog.w(TAG, "Permission " + p.info.name + " from package " 10651 + p.info.packageName 10652 + " ignored: instant apps cannot define new permissions."); 10653 continue; 10654 } 10655 10656 // Assume by default that we did not install this permission into the system. 10657 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 10658 10659 // Now that permission groups have a special meaning, we ignore permission 10660 // groups for legacy apps to prevent unexpected behavior. In particular, 10661 // permissions for one app being granted to someone just becase they happen 10662 // to be in a group defined by another app (before this had no implications). 10663 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 10664 p.group = mPermissionGroups.get(p.info.group); 10665 // Warn for a permission in an unknown group. 10666 if (p.info.group != null && p.group == null) { 10667 Slog.w(TAG, "Permission " + p.info.name + " from package " 10668 + p.info.packageName + " in an unknown group " + p.info.group); 10669 } 10670 } 10671 10672 ArrayMap<String, BasePermission> permissionMap = 10673 p.tree ? mSettings.mPermissionTrees 10674 : mSettings.mPermissions; 10675 BasePermission bp = permissionMap.get(p.info.name); 10676 10677 // Allow system apps to redefine non-system permissions 10678 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 10679 final boolean currentOwnerIsSystem = (bp.perm != null 10680 && isSystemApp(bp.perm.owner)); 10681 if (isSystemApp(p.owner)) { 10682 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 10683 // It's a built-in permission and no owner, take ownership now 10684 bp.packageSetting = pkgSetting; 10685 bp.perm = p; 10686 bp.uid = pkg.applicationInfo.uid; 10687 bp.sourcePackage = p.info.packageName; 10688 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 10689 } else if (!currentOwnerIsSystem) { 10690 String msg = "New decl " + p.owner + " of permission " 10691 + p.info.name + " is system; overriding " + bp.sourcePackage; 10692 reportSettingsProblem(Log.WARN, msg); 10693 bp = null; 10694 } 10695 } 10696 } 10697 10698 if (bp == null) { 10699 bp = new BasePermission(p.info.name, p.info.packageName, 10700 BasePermission.TYPE_NORMAL); 10701 permissionMap.put(p.info.name, bp); 10702 } 10703 10704 if (bp.perm == null) { 10705 if (bp.sourcePackage == null 10706 || bp.sourcePackage.equals(p.info.packageName)) { 10707 BasePermission tree = findPermissionTreeLP(p.info.name); 10708 if (tree == null 10709 || tree.sourcePackage.equals(p.info.packageName)) { 10710 bp.packageSetting = pkgSetting; 10711 bp.perm = p; 10712 bp.uid = pkg.applicationInfo.uid; 10713 bp.sourcePackage = p.info.packageName; 10714 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 10715 if (chatty) { 10716 if (r == null) { 10717 r = new StringBuilder(256); 10718 } else { 10719 r.append(' '); 10720 } 10721 r.append(p.info.name); 10722 } 10723 } else { 10724 Slog.w(TAG, "Permission " + p.info.name + " from package " 10725 + p.info.packageName + " ignored: base tree " 10726 + tree.name + " is from package " 10727 + tree.sourcePackage); 10728 } 10729 } else { 10730 Slog.w(TAG, "Permission " + p.info.name + " from package " 10731 + p.info.packageName + " ignored: original from " 10732 + bp.sourcePackage); 10733 } 10734 } else if (chatty) { 10735 if (r == null) { 10736 r = new StringBuilder(256); 10737 } else { 10738 r.append(' '); 10739 } 10740 r.append("DUP:"); 10741 r.append(p.info.name); 10742 } 10743 if (bp.perm == p) { 10744 bp.protectionLevel = p.info.protectionLevel; 10745 } 10746 } 10747 10748 if (r != null) { 10749 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 10750 } 10751 10752 N = pkg.instrumentation.size(); 10753 r = null; 10754 for (i=0; i<N; i++) { 10755 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 10756 a.info.packageName = pkg.applicationInfo.packageName; 10757 a.info.sourceDir = pkg.applicationInfo.sourceDir; 10758 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 10759 a.info.splitNames = pkg.splitNames; 10760 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 10761 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 10762 a.info.splitDependencies = pkg.applicationInfo.splitDependencies; 10763 a.info.dataDir = pkg.applicationInfo.dataDir; 10764 a.info.deviceProtectedDataDir = pkg.applicationInfo.deviceProtectedDataDir; 10765 a.info.credentialProtectedDataDir = pkg.applicationInfo.credentialProtectedDataDir; 10766 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 10767 a.info.secondaryNativeLibraryDir = pkg.applicationInfo.secondaryNativeLibraryDir; 10768 mInstrumentation.put(a.getComponentName(), a); 10769 if (chatty) { 10770 if (r == null) { 10771 r = new StringBuilder(256); 10772 } else { 10773 r.append(' '); 10774 } 10775 r.append(a.info.name); 10776 } 10777 } 10778 if (r != null) { 10779 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 10780 } 10781 10782 if (pkg.protectedBroadcasts != null) { 10783 N = pkg.protectedBroadcasts.size(); 10784 for (i=0; i<N; i++) { 10785 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 10786 } 10787 } 10788 } 10789 10790 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10791 } 10792 10793 /** 10794 * Derive the ABI of a non-system package located at {@code scanFile}. This information 10795 * is derived purely on the basis of the contents of {@code scanFile} and 10796 * {@code cpuAbiOverride}. 10797 * 10798 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 10799 */ 10800 private static void derivePackageAbi(PackageParser.Package pkg, File scanFile, 10801 String cpuAbiOverride, boolean extractLibs, 10802 File appLib32InstallDir) 10803 throws PackageManagerException { 10804 // Give ourselves some initial paths; we'll come back for another 10805 // pass once we've determined ABI below. 10806 setNativeLibraryPaths(pkg, appLib32InstallDir); 10807 10808 // We would never need to extract libs for forward-locked and external packages, 10809 // since the container service will do it for us. We shouldn't attempt to 10810 // extract libs from system app when it was not updated. 10811 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 10812 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 10813 extractLibs = false; 10814 } 10815 10816 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 10817 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 10818 10819 NativeLibraryHelper.Handle handle = null; 10820 try { 10821 handle = NativeLibraryHelper.Handle.create(pkg); 10822 // TODO(multiArch): This can be null for apps that didn't go through the 10823 // usual installation process. We can calculate it again, like we 10824 // do during install time. 10825 // 10826 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 10827 // unnecessary. 10828 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 10829 10830 // Null out the abis so that they can be recalculated. 10831 pkg.applicationInfo.primaryCpuAbi = null; 10832 pkg.applicationInfo.secondaryCpuAbi = null; 10833 if (isMultiArch(pkg.applicationInfo)) { 10834 // Warn if we've set an abiOverride for multi-lib packages.. 10835 // By definition, we need to copy both 32 and 64 bit libraries for 10836 // such packages. 10837 if (pkg.cpuAbiOverride != null 10838 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 10839 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 10840 } 10841 10842 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 10843 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 10844 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 10845 if (extractLibs) { 10846 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10847 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10848 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 10849 useIsaSpecificSubdirs); 10850 } else { 10851 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10852 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 10853 } 10854 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10855 } 10856 10857 maybeThrowExceptionForMultiArchCopy( 10858 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 10859 10860 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 10861 if (extractLibs) { 10862 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10863 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10864 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 10865 useIsaSpecificSubdirs); 10866 } else { 10867 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10868 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 10869 } 10870 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10871 } 10872 10873 maybeThrowExceptionForMultiArchCopy( 10874 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 10875 10876 if (abi64 >= 0) { 10877 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 10878 } 10879 10880 if (abi32 >= 0) { 10881 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 10882 if (abi64 >= 0) { 10883 if (pkg.use32bitAbi) { 10884 pkg.applicationInfo.secondaryCpuAbi = pkg.applicationInfo.primaryCpuAbi; 10885 pkg.applicationInfo.primaryCpuAbi = abi; 10886 } else { 10887 pkg.applicationInfo.secondaryCpuAbi = abi; 10888 } 10889 } else { 10890 pkg.applicationInfo.primaryCpuAbi = abi; 10891 } 10892 } 10893 10894 } else { 10895 String[] abiList = (cpuAbiOverride != null) ? 10896 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 10897 10898 // Enable gross and lame hacks for apps that are built with old 10899 // SDK tools. We must scan their APKs for renderscript bitcode and 10900 // not launch them if it's present. Don't bother checking on devices 10901 // that don't have 64 bit support. 10902 boolean needsRenderScriptOverride = false; 10903 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 10904 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 10905 abiList = Build.SUPPORTED_32_BIT_ABIS; 10906 needsRenderScriptOverride = true; 10907 } 10908 10909 final int copyRet; 10910 if (extractLibs) { 10911 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10912 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10913 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 10914 } else { 10915 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10916 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 10917 } 10918 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10919 10920 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 10921 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 10922 "Error unpackaging native libs for app, errorCode=" + copyRet); 10923 } 10924 10925 if (copyRet >= 0) { 10926 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 10927 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 10928 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 10929 } else if (needsRenderScriptOverride) { 10930 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 10931 } 10932 } 10933 } catch (IOException ioe) { 10934 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 10935 } finally { 10936 IoUtils.closeQuietly(handle); 10937 } 10938 10939 // Now that we've calculated the ABIs and determined if it's an internal app, 10940 // we will go ahead and populate the nativeLibraryPath. 10941 setNativeLibraryPaths(pkg, appLib32InstallDir); 10942 } 10943 10944 /** 10945 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 10946 * i.e, so that all packages can be run inside a single process if required. 10947 * 10948 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 10949 * this function will either try and make the ABI for all packages in {@code packagesForUser} 10950 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 10951 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 10952 * updating a package that belongs to a shared user. 10953 * 10954 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 10955 * adds unnecessary complexity. 10956 */ 10957 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 10958 PackageParser.Package scannedPackage) { 10959 String requiredInstructionSet = null; 10960 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 10961 requiredInstructionSet = VMRuntime.getInstructionSet( 10962 scannedPackage.applicationInfo.primaryCpuAbi); 10963 } 10964 10965 PackageSetting requirer = null; 10966 for (PackageSetting ps : packagesForUser) { 10967 // If packagesForUser contains scannedPackage, we skip it. This will happen 10968 // when scannedPackage is an update of an existing package. Without this check, 10969 // we will never be able to change the ABI of any package belonging to a shared 10970 // user, even if it's compatible with other packages. 10971 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 10972 if (ps.primaryCpuAbiString == null) { 10973 continue; 10974 } 10975 10976 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 10977 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 10978 // We have a mismatch between instruction sets (say arm vs arm64) warn about 10979 // this but there's not much we can do. 10980 String errorMessage = "Instruction set mismatch, " 10981 + ((requirer == null) ? "[caller]" : requirer) 10982 + " requires " + requiredInstructionSet + " whereas " + ps 10983 + " requires " + instructionSet; 10984 Slog.w(TAG, errorMessage); 10985 } 10986 10987 if (requiredInstructionSet == null) { 10988 requiredInstructionSet = instructionSet; 10989 requirer = ps; 10990 } 10991 } 10992 } 10993 10994 if (requiredInstructionSet != null) { 10995 String adjustedAbi; 10996 if (requirer != null) { 10997 // requirer != null implies that either scannedPackage was null or that scannedPackage 10998 // did not require an ABI, in which case we have to adjust scannedPackage to match 10999 // the ABI of the set (which is the same as requirer's ABI) 11000 adjustedAbi = requirer.primaryCpuAbiString; 11001 if (scannedPackage != null) { 11002 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 11003 } 11004 } else { 11005 // requirer == null implies that we're updating all ABIs in the set to 11006 // match scannedPackage. 11007 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 11008 } 11009 11010 for (PackageSetting ps : packagesForUser) { 11011 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 11012 if (ps.primaryCpuAbiString != null) { 11013 continue; 11014 } 11015 11016 ps.primaryCpuAbiString = adjustedAbi; 11017 if (ps.pkg != null && ps.pkg.applicationInfo != null && 11018 !TextUtils.equals(adjustedAbi, ps.pkg.applicationInfo.primaryCpuAbi)) { 11019 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 11020 Slog.i(TAG, "Adjusting ABI for " + ps.name + " to " + adjustedAbi 11021 + " (requirer=" 11022 + (requirer != null ? requirer.pkg : "null") 11023 + ", scannedPackage=" 11024 + (scannedPackage != null ? scannedPackage : "null") 11025 + ")"); 11026 try { 11027 mInstaller.rmdex(ps.codePathString, 11028 getDexCodeInstructionSet(getPreferredInstructionSet())); 11029 } catch (InstallerException ignored) { 11030 } 11031 } 11032 } 11033 } 11034 } 11035 } 11036 11037 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 11038 synchronized (mPackages) { 11039 mResolverReplaced = true; 11040 // Set up information for custom user intent resolution activity. 11041 mResolveActivity.applicationInfo = pkg.applicationInfo; 11042 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 11043 mResolveActivity.packageName = pkg.applicationInfo.packageName; 11044 mResolveActivity.processName = pkg.applicationInfo.packageName; 11045 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 11046 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 11047 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 11048 mResolveActivity.theme = 0; 11049 mResolveActivity.exported = true; 11050 mResolveActivity.enabled = true; 11051 mResolveInfo.activityInfo = mResolveActivity; 11052 mResolveInfo.priority = 0; 11053 mResolveInfo.preferredOrder = 0; 11054 mResolveInfo.match = 0; 11055 mResolveComponentName = mCustomResolverComponentName; 11056 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 11057 mResolveComponentName); 11058 } 11059 } 11060 11061 private void setUpInstantAppInstallerActivityLP(ActivityInfo installerActivity) { 11062 if (installerActivity == null) { 11063 if (DEBUG_EPHEMERAL) { 11064 Slog.d(TAG, "Clear ephemeral installer activity"); 11065 } 11066 mInstantAppInstallerActivity = null; 11067 return; 11068 } 11069 11070 if (DEBUG_EPHEMERAL) { 11071 Slog.d(TAG, "Set ephemeral installer activity: " 11072 + installerActivity.getComponentName()); 11073 } 11074 // Set up information for ephemeral installer activity 11075 mInstantAppInstallerActivity = installerActivity; 11076 mInstantAppInstallerActivity.flags |= ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS 11077 | ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 11078 mInstantAppInstallerActivity.exported = true; 11079 mInstantAppInstallerActivity.enabled = true; 11080 mInstantAppInstallerInfo.activityInfo = mInstantAppInstallerActivity; 11081 mInstantAppInstallerInfo.priority = 0; 11082 mInstantAppInstallerInfo.preferredOrder = 1; 11083 mInstantAppInstallerInfo.isDefault = true; 11084 mInstantAppInstallerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 11085 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 11086 } 11087 11088 private static String calculateBundledApkRoot(final String codePathString) { 11089 final File codePath = new File(codePathString); 11090 final File codeRoot; 11091 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 11092 codeRoot = Environment.getRootDirectory(); 11093 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 11094 codeRoot = Environment.getOemDirectory(); 11095 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 11096 codeRoot = Environment.getVendorDirectory(); 11097 } else { 11098 // Unrecognized code path; take its top real segment as the apk root: 11099 // e.g. /something/app/blah.apk => /something 11100 try { 11101 File f = codePath.getCanonicalFile(); 11102 File parent = f.getParentFile(); // non-null because codePath is a file 11103 File tmp; 11104 while ((tmp = parent.getParentFile()) != null) { 11105 f = parent; 11106 parent = tmp; 11107 } 11108 codeRoot = f; 11109 Slog.w(TAG, "Unrecognized code path " 11110 + codePath + " - using " + codeRoot); 11111 } catch (IOException e) { 11112 // Can't canonicalize the code path -- shenanigans? 11113 Slog.w(TAG, "Can't canonicalize code path " + codePath); 11114 return Environment.getRootDirectory().getPath(); 11115 } 11116 } 11117 return codeRoot.getPath(); 11118 } 11119 11120 /** 11121 * Derive and set the location of native libraries for the given package, 11122 * which varies depending on where and how the package was installed. 11123 */ 11124 private static void setNativeLibraryPaths(PackageParser.Package pkg, File appLib32InstallDir) { 11125 final ApplicationInfo info = pkg.applicationInfo; 11126 final String codePath = pkg.codePath; 11127 final File codeFile = new File(codePath); 11128 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 11129 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 11130 11131 info.nativeLibraryRootDir = null; 11132 info.nativeLibraryRootRequiresIsa = false; 11133 info.nativeLibraryDir = null; 11134 info.secondaryNativeLibraryDir = null; 11135 11136 if (isApkFile(codeFile)) { 11137 // Monolithic install 11138 if (bundledApp) { 11139 // If "/system/lib64/apkname" exists, assume that is the per-package 11140 // native library directory to use; otherwise use "/system/lib/apkname". 11141 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 11142 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 11143 getPrimaryInstructionSet(info)); 11144 11145 // This is a bundled system app so choose the path based on the ABI. 11146 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 11147 // is just the default path. 11148 final String apkName = deriveCodePathName(codePath); 11149 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 11150 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 11151 apkName).getAbsolutePath(); 11152 11153 if (info.secondaryCpuAbi != null) { 11154 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 11155 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 11156 secondaryLibDir, apkName).getAbsolutePath(); 11157 } 11158 } else if (asecApp) { 11159 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 11160 .getAbsolutePath(); 11161 } else { 11162 final String apkName = deriveCodePathName(codePath); 11163 info.nativeLibraryRootDir = new File(appLib32InstallDir, apkName) 11164 .getAbsolutePath(); 11165 } 11166 11167 info.nativeLibraryRootRequiresIsa = false; 11168 info.nativeLibraryDir = info.nativeLibraryRootDir; 11169 } else { 11170 // Cluster install 11171 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 11172 info.nativeLibraryRootRequiresIsa = true; 11173 11174 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 11175 getPrimaryInstructionSet(info)).getAbsolutePath(); 11176 11177 if (info.secondaryCpuAbi != null) { 11178 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 11179 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 11180 } 11181 } 11182 } 11183 11184 /** 11185 * Calculate the abis and roots for a bundled app. These can uniquely 11186 * be determined from the contents of the system partition, i.e whether 11187 * it contains 64 or 32 bit shared libraries etc. We do not validate any 11188 * of this information, and instead assume that the system was built 11189 * sensibly. 11190 */ 11191 private static void setBundledAppAbisAndRoots(PackageParser.Package pkg, 11192 PackageSetting pkgSetting) { 11193 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 11194 11195 // If "/system/lib64/apkname" exists, assume that is the per-package 11196 // native library directory to use; otherwise use "/system/lib/apkname". 11197 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 11198 setBundledAppAbi(pkg, apkRoot, apkName); 11199 // pkgSetting might be null during rescan following uninstall of updates 11200 // to a bundled app, so accommodate that possibility. The settings in 11201 // that case will be established later from the parsed package. 11202 // 11203 // If the settings aren't null, sync them up with what we've just derived. 11204 // note that apkRoot isn't stored in the package settings. 11205 if (pkgSetting != null) { 11206 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 11207 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 11208 } 11209 } 11210 11211 /** 11212 * Deduces the ABI of a bundled app and sets the relevant fields on the 11213 * parsed pkg object. 11214 * 11215 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 11216 * under which system libraries are installed. 11217 * @param apkName the name of the installed package. 11218 */ 11219 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 11220 final File codeFile = new File(pkg.codePath); 11221 11222 final boolean has64BitLibs; 11223 final boolean has32BitLibs; 11224 if (isApkFile(codeFile)) { 11225 // Monolithic install 11226 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 11227 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 11228 } else { 11229 // Cluster install 11230 final File rootDir = new File(codeFile, LIB_DIR_NAME); 11231 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 11232 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 11233 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 11234 has64BitLibs = (new File(rootDir, isa)).exists(); 11235 } else { 11236 has64BitLibs = false; 11237 } 11238 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 11239 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 11240 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 11241 has32BitLibs = (new File(rootDir, isa)).exists(); 11242 } else { 11243 has32BitLibs = false; 11244 } 11245 } 11246 11247 if (has64BitLibs && !has32BitLibs) { 11248 // The package has 64 bit libs, but not 32 bit libs. Its primary 11249 // ABI should be 64 bit. We can safely assume here that the bundled 11250 // native libraries correspond to the most preferred ABI in the list. 11251 11252 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 11253 pkg.applicationInfo.secondaryCpuAbi = null; 11254 } else if (has32BitLibs && !has64BitLibs) { 11255 // The package has 32 bit libs but not 64 bit libs. Its primary 11256 // ABI should be 32 bit. 11257 11258 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 11259 pkg.applicationInfo.secondaryCpuAbi = null; 11260 } else if (has32BitLibs && has64BitLibs) { 11261 // The application has both 64 and 32 bit bundled libraries. We check 11262 // here that the app declares multiArch support, and warn if it doesn't. 11263 // 11264 // We will be lenient here and record both ABIs. The primary will be the 11265 // ABI that's higher on the list, i.e, a device that's configured to prefer 11266 // 64 bit apps will see a 64 bit primary ABI, 11267 11268 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 11269 Slog.e(TAG, "Package " + pkg + " has multiple bundled libs, but is not multiarch."); 11270 } 11271 11272 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 11273 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 11274 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 11275 } else { 11276 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 11277 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 11278 } 11279 } else { 11280 pkg.applicationInfo.primaryCpuAbi = null; 11281 pkg.applicationInfo.secondaryCpuAbi = null; 11282 } 11283 } 11284 11285 private void killApplication(String pkgName, int appId, String reason) { 11286 killApplication(pkgName, appId, UserHandle.USER_ALL, reason); 11287 } 11288 11289 private void killApplication(String pkgName, int appId, int userId, String reason) { 11290 // Request the ActivityManager to kill the process(only for existing packages) 11291 // so that we do not end up in a confused state while the user is still using the older 11292 // version of the application while the new one gets installed. 11293 final long token = Binder.clearCallingIdentity(); 11294 try { 11295 IActivityManager am = ActivityManager.getService(); 11296 if (am != null) { 11297 try { 11298 am.killApplication(pkgName, appId, userId, reason); 11299 } catch (RemoteException e) { 11300 } 11301 } 11302 } finally { 11303 Binder.restoreCallingIdentity(token); 11304 } 11305 } 11306 11307 private void removePackageLI(PackageParser.Package pkg, boolean chatty) { 11308 // Remove the parent package setting 11309 PackageSetting ps = (PackageSetting) pkg.mExtras; 11310 if (ps != null) { 11311 removePackageLI(ps, chatty); 11312 } 11313 // Remove the child package setting 11314 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 11315 for (int i = 0; i < childCount; i++) { 11316 PackageParser.Package childPkg = pkg.childPackages.get(i); 11317 ps = (PackageSetting) childPkg.mExtras; 11318 if (ps != null) { 11319 removePackageLI(ps, chatty); 11320 } 11321 } 11322 } 11323 11324 void removePackageLI(PackageSetting ps, boolean chatty) { 11325 if (DEBUG_INSTALL) { 11326 if (chatty) 11327 Log.d(TAG, "Removing package " + ps.name); 11328 } 11329 11330 // writer 11331 synchronized (mPackages) { 11332 mPackages.remove(ps.name); 11333 final PackageParser.Package pkg = ps.pkg; 11334 if (pkg != null) { 11335 cleanPackageDataStructuresLILPw(pkg, chatty); 11336 } 11337 } 11338 } 11339 11340 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 11341 if (DEBUG_INSTALL) { 11342 if (chatty) 11343 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 11344 } 11345 11346 // writer 11347 synchronized (mPackages) { 11348 // Remove the parent package 11349 mPackages.remove(pkg.applicationInfo.packageName); 11350 cleanPackageDataStructuresLILPw(pkg, chatty); 11351 11352 // Remove the child packages 11353 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 11354 for (int i = 0; i < childCount; i++) { 11355 PackageParser.Package childPkg = pkg.childPackages.get(i); 11356 mPackages.remove(childPkg.applicationInfo.packageName); 11357 cleanPackageDataStructuresLILPw(childPkg, chatty); 11358 } 11359 } 11360 } 11361 11362 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 11363 int N = pkg.providers.size(); 11364 StringBuilder r = null; 11365 int i; 11366 for (i=0; i<N; i++) { 11367 PackageParser.Provider p = pkg.providers.get(i); 11368 mProviders.removeProvider(p); 11369 if (p.info.authority == null) { 11370 11371 /* There was another ContentProvider with this authority when 11372 * this app was installed so this authority is null, 11373 * Ignore it as we don't have to unregister the provider. 11374 */ 11375 continue; 11376 } 11377 String names[] = p.info.authority.split(";"); 11378 for (int j = 0; j < names.length; j++) { 11379 if (mProvidersByAuthority.get(names[j]) == p) { 11380 mProvidersByAuthority.remove(names[j]); 11381 if (DEBUG_REMOVE) { 11382 if (chatty) 11383 Log.d(TAG, "Unregistered content provider: " + names[j] 11384 + ", className = " + p.info.name + ", isSyncable = " 11385 + p.info.isSyncable); 11386 } 11387 } 11388 } 11389 if (DEBUG_REMOVE && chatty) { 11390 if (r == null) { 11391 r = new StringBuilder(256); 11392 } else { 11393 r.append(' '); 11394 } 11395 r.append(p.info.name); 11396 } 11397 } 11398 if (r != null) { 11399 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 11400 } 11401 11402 N = pkg.services.size(); 11403 r = null; 11404 for (i=0; i<N; i++) { 11405 PackageParser.Service s = pkg.services.get(i); 11406 mServices.removeService(s); 11407 if (chatty) { 11408 if (r == null) { 11409 r = new StringBuilder(256); 11410 } else { 11411 r.append(' '); 11412 } 11413 r.append(s.info.name); 11414 } 11415 } 11416 if (r != null) { 11417 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 11418 } 11419 11420 N = pkg.receivers.size(); 11421 r = null; 11422 for (i=0; i<N; i++) { 11423 PackageParser.Activity a = pkg.receivers.get(i); 11424 mReceivers.removeActivity(a, "receiver"); 11425 if (DEBUG_REMOVE && chatty) { 11426 if (r == null) { 11427 r = new StringBuilder(256); 11428 } else { 11429 r.append(' '); 11430 } 11431 r.append(a.info.name); 11432 } 11433 } 11434 if (r != null) { 11435 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 11436 } 11437 11438 N = pkg.activities.size(); 11439 r = null; 11440 for (i=0; i<N; i++) { 11441 PackageParser.Activity a = pkg.activities.get(i); 11442 mActivities.removeActivity(a, "activity"); 11443 if (DEBUG_REMOVE && chatty) { 11444 if (r == null) { 11445 r = new StringBuilder(256); 11446 } else { 11447 r.append(' '); 11448 } 11449 r.append(a.info.name); 11450 } 11451 } 11452 if (r != null) { 11453 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 11454 } 11455 11456 N = pkg.permissions.size(); 11457 r = null; 11458 for (i=0; i<N; i++) { 11459 PackageParser.Permission p = pkg.permissions.get(i); 11460 BasePermission bp = mSettings.mPermissions.get(p.info.name); 11461 if (bp == null) { 11462 bp = mSettings.mPermissionTrees.get(p.info.name); 11463 } 11464 if (bp != null && bp.perm == p) { 11465 bp.perm = null; 11466 if (DEBUG_REMOVE && chatty) { 11467 if (r == null) { 11468 r = new StringBuilder(256); 11469 } else { 11470 r.append(' '); 11471 } 11472 r.append(p.info.name); 11473 } 11474 } 11475 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 11476 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(p.info.name); 11477 if (appOpPkgs != null) { 11478 appOpPkgs.remove(pkg.packageName); 11479 } 11480 } 11481 } 11482 if (r != null) { 11483 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 11484 } 11485 11486 N = pkg.requestedPermissions.size(); 11487 r = null; 11488 for (i=0; i<N; i++) { 11489 String perm = pkg.requestedPermissions.get(i); 11490 BasePermission bp = mSettings.mPermissions.get(perm); 11491 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 11492 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(perm); 11493 if (appOpPkgs != null) { 11494 appOpPkgs.remove(pkg.packageName); 11495 if (appOpPkgs.isEmpty()) { 11496 mAppOpPermissionPackages.remove(perm); 11497 } 11498 } 11499 } 11500 } 11501 if (r != null) { 11502 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 11503 } 11504 11505 N = pkg.instrumentation.size(); 11506 r = null; 11507 for (i=0; i<N; i++) { 11508 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 11509 mInstrumentation.remove(a.getComponentName()); 11510 if (DEBUG_REMOVE && chatty) { 11511 if (r == null) { 11512 r = new StringBuilder(256); 11513 } else { 11514 r.append(' '); 11515 } 11516 r.append(a.info.name); 11517 } 11518 } 11519 if (r != null) { 11520 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 11521 } 11522 11523 r = null; 11524 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 11525 // Only system apps can hold shared libraries. 11526 if (pkg.libraryNames != null) { 11527 for (i = 0; i < pkg.libraryNames.size(); i++) { 11528 String name = pkg.libraryNames.get(i); 11529 if (removeSharedLibraryLPw(name, 0)) { 11530 if (DEBUG_REMOVE && chatty) { 11531 if (r == null) { 11532 r = new StringBuilder(256); 11533 } else { 11534 r.append(' '); 11535 } 11536 r.append(name); 11537 } 11538 } 11539 } 11540 } 11541 } 11542 11543 r = null; 11544 11545 // Any package can hold static shared libraries. 11546 if (pkg.staticSharedLibName != null) { 11547 if (removeSharedLibraryLPw(pkg.staticSharedLibName, pkg.staticSharedLibVersion)) { 11548 if (DEBUG_REMOVE && chatty) { 11549 if (r == null) { 11550 r = new StringBuilder(256); 11551 } else { 11552 r.append(' '); 11553 } 11554 r.append(pkg.staticSharedLibName); 11555 } 11556 } 11557 } 11558 11559 if (r != null) { 11560 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 11561 } 11562 } 11563 11564 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 11565 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 11566 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 11567 return true; 11568 } 11569 } 11570 return false; 11571 } 11572 11573 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 11574 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 11575 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 11576 11577 private void updatePermissionsLPw(PackageParser.Package pkg, int flags) { 11578 // Update the parent permissions 11579 updatePermissionsLPw(pkg.packageName, pkg, flags); 11580 // Update the child permissions 11581 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 11582 for (int i = 0; i < childCount; i++) { 11583 PackageParser.Package childPkg = pkg.childPackages.get(i); 11584 updatePermissionsLPw(childPkg.packageName, childPkg, flags); 11585 } 11586 } 11587 11588 private void updatePermissionsLPw(String changingPkg, PackageParser.Package pkgInfo, 11589 int flags) { 11590 final String volumeUuid = (pkgInfo != null) ? getVolumeUuidForPackage(pkgInfo) : null; 11591 updatePermissionsLPw(changingPkg, pkgInfo, volumeUuid, flags); 11592 } 11593 11594 private void updatePermissionsLPw(String changingPkg, 11595 PackageParser.Package pkgInfo, String replaceVolumeUuid, int flags) { 11596 // Make sure there are no dangling permission trees. 11597 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 11598 while (it.hasNext()) { 11599 final BasePermission bp = it.next(); 11600 if (bp.packageSetting == null) { 11601 // We may not yet have parsed the package, so just see if 11602 // we still know about its settings. 11603 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 11604 } 11605 if (bp.packageSetting == null) { 11606 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 11607 + " from package " + bp.sourcePackage); 11608 it.remove(); 11609 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 11610 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 11611 Slog.i(TAG, "Removing old permission tree: " + bp.name 11612 + " from package " + bp.sourcePackage); 11613 flags |= UPDATE_PERMISSIONS_ALL; 11614 it.remove(); 11615 } 11616 } 11617 } 11618 11619 // Make sure all dynamic permissions have been assigned to a package, 11620 // and make sure there are no dangling permissions. 11621 it = mSettings.mPermissions.values().iterator(); 11622 while (it.hasNext()) { 11623 final BasePermission bp = it.next(); 11624 if (bp.type == BasePermission.TYPE_DYNAMIC) { 11625 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 11626 + bp.name + " pkg=" + bp.sourcePackage 11627 + " info=" + bp.pendingInfo); 11628 if (bp.packageSetting == null && bp.pendingInfo != null) { 11629 final BasePermission tree = findPermissionTreeLP(bp.name); 11630 if (tree != null && tree.perm != null) { 11631 bp.packageSetting = tree.packageSetting; 11632 bp.perm = new PackageParser.Permission(tree.perm.owner, 11633 new PermissionInfo(bp.pendingInfo)); 11634 bp.perm.info.packageName = tree.perm.info.packageName; 11635 bp.perm.info.name = bp.name; 11636 bp.uid = tree.uid; 11637 } 11638 } 11639 } 11640 if (bp.packageSetting == null) { 11641 // We may not yet have parsed the package, so just see if 11642 // we still know about its settings. 11643 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 11644 } 11645 if (bp.packageSetting == null) { 11646 Slog.w(TAG, "Removing dangling permission: " + bp.name 11647 + " from package " + bp.sourcePackage); 11648 it.remove(); 11649 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 11650 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 11651 Slog.i(TAG, "Removing old permission: " + bp.name 11652 + " from package " + bp.sourcePackage); 11653 flags |= UPDATE_PERMISSIONS_ALL; 11654 it.remove(); 11655 } 11656 } 11657 } 11658 11659 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "grantPermissions"); 11660 // Now update the permissions for all packages, in particular 11661 // replace the granted permissions of the system packages. 11662 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 11663 for (PackageParser.Package pkg : mPackages.values()) { 11664 if (pkg != pkgInfo) { 11665 // Only replace for packages on requested volume 11666 final String volumeUuid = getVolumeUuidForPackage(pkg); 11667 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_ALL) != 0) 11668 && Objects.equals(replaceVolumeUuid, volumeUuid); 11669 grantPermissionsLPw(pkg, replace, changingPkg); 11670 } 11671 } 11672 } 11673 11674 if (pkgInfo != null) { 11675 // Only replace for packages on requested volume 11676 final String volumeUuid = getVolumeUuidForPackage(pkgInfo); 11677 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_PKG) != 0) 11678 && Objects.equals(replaceVolumeUuid, volumeUuid); 11679 grantPermissionsLPw(pkgInfo, replace, changingPkg); 11680 } 11681 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11682 } 11683 11684 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 11685 String packageOfInterest) { 11686 // IMPORTANT: There are two types of permissions: install and runtime. 11687 // Install time permissions are granted when the app is installed to 11688 // all device users and users added in the future. Runtime permissions 11689 // are granted at runtime explicitly to specific users. Normal and signature 11690 // protected permissions are install time permissions. Dangerous permissions 11691 // are install permissions if the app's target SDK is Lollipop MR1 or older, 11692 // otherwise they are runtime permissions. This function does not manage 11693 // runtime permissions except for the case an app targeting Lollipop MR1 11694 // being upgraded to target a newer SDK, in which case dangerous permissions 11695 // are transformed from install time to runtime ones. 11696 11697 final PackageSetting ps = (PackageSetting) pkg.mExtras; 11698 if (ps == null) { 11699 return; 11700 } 11701 11702 PermissionsState permissionsState = ps.getPermissionsState(); 11703 PermissionsState origPermissions = permissionsState; 11704 11705 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 11706 11707 boolean runtimePermissionsRevoked = false; 11708 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 11709 11710 boolean changedInstallPermission = false; 11711 11712 if (replace) { 11713 ps.installPermissionsFixed = false; 11714 if (!ps.isSharedUser()) { 11715 origPermissions = new PermissionsState(permissionsState); 11716 permissionsState.reset(); 11717 } else { 11718 // We need to know only about runtime permission changes since the 11719 // calling code always writes the install permissions state but 11720 // the runtime ones are written only if changed. The only cases of 11721 // changed runtime permissions here are promotion of an install to 11722 // runtime and revocation of a runtime from a shared user. 11723 changedRuntimePermissionUserIds = revokeUnusedSharedUserPermissionsLPw( 11724 ps.sharedUser, UserManagerService.getInstance().getUserIds()); 11725 if (!ArrayUtils.isEmpty(changedRuntimePermissionUserIds)) { 11726 runtimePermissionsRevoked = true; 11727 } 11728 } 11729 } 11730 11731 permissionsState.setGlobalGids(mGlobalGids); 11732 11733 final int N = pkg.requestedPermissions.size(); 11734 for (int i=0; i<N; i++) { 11735 final String name = pkg.requestedPermissions.get(i); 11736 final BasePermission bp = mSettings.mPermissions.get(name); 11737 final boolean appSupportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 11738 >= Build.VERSION_CODES.M; 11739 11740 if (DEBUG_INSTALL) { 11741 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 11742 } 11743 11744 if (bp == null || bp.packageSetting == null) { 11745 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 11746 Slog.w(TAG, "Unknown permission " + name 11747 + " in package " + pkg.packageName); 11748 } 11749 continue; 11750 } 11751 11752 11753 // Limit ephemeral apps to ephemeral allowed permissions. 11754 if (pkg.applicationInfo.isInstantApp() && !bp.isInstant()) { 11755 Log.i(TAG, "Denying non-ephemeral permission " + bp.name + " for package " 11756 + pkg.packageName); 11757 continue; 11758 } 11759 11760 if (bp.isRuntimeOnly() && !appSupportsRuntimePermissions) { 11761 Log.i(TAG, "Denying runtime-only permission " + bp.name + " for package " 11762 + pkg.packageName); 11763 continue; 11764 } 11765 11766 final String perm = bp.name; 11767 boolean allowedSig = false; 11768 int grant = GRANT_DENIED; 11769 11770 // Keep track of app op permissions. 11771 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 11772 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 11773 if (pkgs == null) { 11774 pkgs = new ArraySet<>(); 11775 mAppOpPermissionPackages.put(bp.name, pkgs); 11776 } 11777 pkgs.add(pkg.packageName); 11778 } 11779 11780 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 11781 switch (level) { 11782 case PermissionInfo.PROTECTION_NORMAL: { 11783 // For all apps normal permissions are install time ones. 11784 grant = GRANT_INSTALL; 11785 } break; 11786 11787 case PermissionInfo.PROTECTION_DANGEROUS: { 11788 // If a permission review is required for legacy apps we represent 11789 // their permissions as always granted runtime ones since we need 11790 // to keep the review required permission flag per user while an 11791 // install permission's state is shared across all users. 11792 if (!appSupportsRuntimePermissions && !mPermissionReviewRequired) { 11793 // For legacy apps dangerous permissions are install time ones. 11794 grant = GRANT_INSTALL; 11795 } else if (origPermissions.hasInstallPermission(bp.name)) { 11796 // For legacy apps that became modern, install becomes runtime. 11797 grant = GRANT_UPGRADE; 11798 } else if (mPromoteSystemApps 11799 && isSystemApp(ps) 11800 && mExistingSystemPackages.contains(ps.name)) { 11801 // For legacy system apps, install becomes runtime. 11802 // We cannot check hasInstallPermission() for system apps since those 11803 // permissions were granted implicitly and not persisted pre-M. 11804 grant = GRANT_UPGRADE; 11805 } else { 11806 // For modern apps keep runtime permissions unchanged. 11807 grant = GRANT_RUNTIME; 11808 } 11809 } break; 11810 11811 case PermissionInfo.PROTECTION_SIGNATURE: { 11812 // For all apps signature permissions are install time ones. 11813 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 11814 if (allowedSig) { 11815 grant = GRANT_INSTALL; 11816 } 11817 } break; 11818 } 11819 11820 if (DEBUG_INSTALL) { 11821 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 11822 } 11823 11824 if (grant != GRANT_DENIED) { 11825 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 11826 // If this is an existing, non-system package, then 11827 // we can't add any new permissions to it. 11828 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 11829 // Except... if this is a permission that was added 11830 // to the platform (note: need to only do this when 11831 // updating the platform). 11832 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 11833 grant = GRANT_DENIED; 11834 } 11835 } 11836 } 11837 11838 switch (grant) { 11839 case GRANT_INSTALL: { 11840 // Revoke this as runtime permission to handle the case of 11841 // a runtime permission being downgraded to an install one. 11842 // Also in permission review mode we keep dangerous permissions 11843 // for legacy apps 11844 for (int userId : UserManagerService.getInstance().getUserIds()) { 11845 if (origPermissions.getRuntimePermissionState( 11846 bp.name, userId) != null) { 11847 // Revoke the runtime permission and clear the flags. 11848 origPermissions.revokeRuntimePermission(bp, userId); 11849 origPermissions.updatePermissionFlags(bp, userId, 11850 PackageManager.MASK_PERMISSION_FLAGS, 0); 11851 // If we revoked a permission permission, we have to write. 11852 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11853 changedRuntimePermissionUserIds, userId); 11854 } 11855 } 11856 // Grant an install permission. 11857 if (permissionsState.grantInstallPermission(bp) != 11858 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11859 changedInstallPermission = true; 11860 } 11861 } break; 11862 11863 case GRANT_RUNTIME: { 11864 // Grant previously granted runtime permissions. 11865 for (int userId : UserManagerService.getInstance().getUserIds()) { 11866 PermissionState permissionState = origPermissions 11867 .getRuntimePermissionState(bp.name, userId); 11868 int flags = permissionState != null 11869 ? permissionState.getFlags() : 0; 11870 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 11871 // Don't propagate the permission in a permission review mode if 11872 // the former was revoked, i.e. marked to not propagate on upgrade. 11873 // Note that in a permission review mode install permissions are 11874 // represented as constantly granted runtime ones since we need to 11875 // keep a per user state associated with the permission. Also the 11876 // revoke on upgrade flag is no longer applicable and is reset. 11877 final boolean revokeOnUpgrade = (flags & PackageManager 11878 .FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 11879 if (revokeOnUpgrade) { 11880 flags &= ~PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 11881 // Since we changed the flags, we have to write. 11882 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11883 changedRuntimePermissionUserIds, userId); 11884 } 11885 if (!mPermissionReviewRequired || !revokeOnUpgrade) { 11886 if (permissionsState.grantRuntimePermission(bp, userId) == 11887 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11888 // If we cannot put the permission as it was, 11889 // we have to write. 11890 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11891 changedRuntimePermissionUserIds, userId); 11892 } 11893 } 11894 11895 // If the app supports runtime permissions no need for a review. 11896 if (mPermissionReviewRequired 11897 && appSupportsRuntimePermissions 11898 && (flags & PackageManager 11899 .FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 11900 flags &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 11901 // Since we changed the flags, we have to write. 11902 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11903 changedRuntimePermissionUserIds, userId); 11904 } 11905 } else if (mPermissionReviewRequired 11906 && !appSupportsRuntimePermissions) { 11907 // For legacy apps that need a permission review, every new 11908 // runtime permission is granted but it is pending a review. 11909 // We also need to review only platform defined runtime 11910 // permissions as these are the only ones the platform knows 11911 // how to disable the API to simulate revocation as legacy 11912 // apps don't expect to run with revoked permissions. 11913 if (PLATFORM_PACKAGE_NAME.equals(bp.sourcePackage)) { 11914 if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 11915 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 11916 // We changed the flags, hence have to write. 11917 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11918 changedRuntimePermissionUserIds, userId); 11919 } 11920 } 11921 if (permissionsState.grantRuntimePermission(bp, userId) 11922 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 11923 // We changed the permission, hence have to write. 11924 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11925 changedRuntimePermissionUserIds, userId); 11926 } 11927 } 11928 // Propagate the permission flags. 11929 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 11930 } 11931 } break; 11932 11933 case GRANT_UPGRADE: { 11934 // Grant runtime permissions for a previously held install permission. 11935 PermissionState permissionState = origPermissions 11936 .getInstallPermissionState(bp.name); 11937 final int flags = permissionState != null ? permissionState.getFlags() : 0; 11938 11939 if (origPermissions.revokeInstallPermission(bp) 11940 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 11941 // We will be transferring the permission flags, so clear them. 11942 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 11943 PackageManager.MASK_PERMISSION_FLAGS, 0); 11944 changedInstallPermission = true; 11945 } 11946 11947 // If the permission is not to be promoted to runtime we ignore it and 11948 // also its other flags as they are not applicable to install permissions. 11949 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 11950 for (int userId : currentUserIds) { 11951 if (permissionsState.grantRuntimePermission(bp, userId) != 11952 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11953 // Transfer the permission flags. 11954 permissionsState.updatePermissionFlags(bp, userId, 11955 flags, flags); 11956 // If we granted the permission, we have to write. 11957 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11958 changedRuntimePermissionUserIds, userId); 11959 } 11960 } 11961 } 11962 } break; 11963 11964 default: { 11965 if (packageOfInterest == null 11966 || packageOfInterest.equals(pkg.packageName)) { 11967 Slog.w(TAG, "Not granting permission " + perm 11968 + " to package " + pkg.packageName 11969 + " because it was previously installed without"); 11970 } 11971 } break; 11972 } 11973 } else { 11974 if (permissionsState.revokeInstallPermission(bp) != 11975 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11976 // Also drop the permission flags. 11977 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 11978 PackageManager.MASK_PERMISSION_FLAGS, 0); 11979 changedInstallPermission = true; 11980 Slog.i(TAG, "Un-granting permission " + perm 11981 + " from package " + pkg.packageName 11982 + " (protectionLevel=" + bp.protectionLevel 11983 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 11984 + ")"); 11985 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 11986 // Don't print warning for app op permissions, since it is fine for them 11987 // not to be granted, there is a UI for the user to decide. 11988 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 11989 Slog.w(TAG, "Not granting permission " + perm 11990 + " to package " + pkg.packageName 11991 + " (protectionLevel=" + bp.protectionLevel 11992 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 11993 + ")"); 11994 } 11995 } 11996 } 11997 } 11998 11999 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 12000 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 12001 // This is the first that we have heard about this package, so the 12002 // permissions we have now selected are fixed until explicitly 12003 // changed. 12004 ps.installPermissionsFixed = true; 12005 } 12006 12007 // Persist the runtime permissions state for users with changes. If permissions 12008 // were revoked because no app in the shared user declares them we have to 12009 // write synchronously to avoid losing runtime permissions state. 12010 for (int userId : changedRuntimePermissionUserIds) { 12011 mSettings.writeRuntimePermissionsForUserLPr(userId, runtimePermissionsRevoked); 12012 } 12013 } 12014 12015 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 12016 boolean allowed = false; 12017 final int NP = PackageParser.NEW_PERMISSIONS.length; 12018 for (int ip=0; ip<NP; ip++) { 12019 final PackageParser.NewPermissionInfo npi 12020 = PackageParser.NEW_PERMISSIONS[ip]; 12021 if (npi.name.equals(perm) 12022 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 12023 allowed = true; 12024 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 12025 + pkg.packageName); 12026 break; 12027 } 12028 } 12029 return allowed; 12030 } 12031 12032 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 12033 BasePermission bp, PermissionsState origPermissions) { 12034 boolean privilegedPermission = (bp.protectionLevel 12035 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0; 12036 boolean privappPermissionsDisable = 12037 RoSystemProperties.CONTROL_PRIVAPP_PERMISSIONS_DISABLE; 12038 boolean platformPermission = PLATFORM_PACKAGE_NAME.equals(bp.sourcePackage); 12039 boolean platformPackage = PLATFORM_PACKAGE_NAME.equals(pkg.packageName); 12040 if (!privappPermissionsDisable && privilegedPermission && pkg.isPrivilegedApp() 12041 && !platformPackage && platformPermission) { 12042 ArraySet<String> wlPermissions = SystemConfig.getInstance() 12043 .getPrivAppPermissions(pkg.packageName); 12044 boolean whitelisted = wlPermissions != null && wlPermissions.contains(perm); 12045 if (!whitelisted) { 12046 Slog.w(TAG, "Privileged permission " + perm + " for package " 12047 + pkg.packageName + " - not in privapp-permissions whitelist"); 12048 // Only report violations for apps on system image 12049 if (!mSystemReady && !pkg.isUpdatedSystemApp()) { 12050 if (mPrivappPermissionsViolations == null) { 12051 mPrivappPermissionsViolations = new ArraySet<>(); 12052 } 12053 mPrivappPermissionsViolations.add(pkg.packageName + ": " + perm); 12054 } 12055 if (RoSystemProperties.CONTROL_PRIVAPP_PERMISSIONS_ENFORCE) { 12056 return false; 12057 } 12058 } 12059 } 12060 boolean allowed = (compareSignatures( 12061 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 12062 == PackageManager.SIGNATURE_MATCH) 12063 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 12064 == PackageManager.SIGNATURE_MATCH); 12065 if (!allowed && privilegedPermission) { 12066 if (isSystemApp(pkg)) { 12067 // For updated system applications, a system permission 12068 // is granted only if it had been defined by the original application. 12069 if (pkg.isUpdatedSystemApp()) { 12070 final PackageSetting sysPs = mSettings 12071 .getDisabledSystemPkgLPr(pkg.packageName); 12072 if (sysPs != null && sysPs.getPermissionsState().hasInstallPermission(perm)) { 12073 // If the original was granted this permission, we take 12074 // that grant decision as read and propagate it to the 12075 // update. 12076 if (sysPs.isPrivileged()) { 12077 allowed = true; 12078 } 12079 } else { 12080 // The system apk may have been updated with an older 12081 // version of the one on the data partition, but which 12082 // granted a new system permission that it didn't have 12083 // before. In this case we do want to allow the app to 12084 // now get the new permission if the ancestral apk is 12085 // privileged to get it. 12086 if (sysPs != null && sysPs.pkg != null && sysPs.isPrivileged()) { 12087 for (int j = 0; j < sysPs.pkg.requestedPermissions.size(); j++) { 12088 if (perm.equals(sysPs.pkg.requestedPermissions.get(j))) { 12089 allowed = true; 12090 break; 12091 } 12092 } 12093 } 12094 // Also if a privileged parent package on the system image or any of 12095 // its children requested a privileged permission, the updated child 12096 // packages can also get the permission. 12097 if (pkg.parentPackage != null) { 12098 final PackageSetting disabledSysParentPs = mSettings 12099 .getDisabledSystemPkgLPr(pkg.parentPackage.packageName); 12100 if (disabledSysParentPs != null && disabledSysParentPs.pkg != null 12101 && disabledSysParentPs.isPrivileged()) { 12102 if (isPackageRequestingPermission(disabledSysParentPs.pkg, perm)) { 12103 allowed = true; 12104 } else if (disabledSysParentPs.pkg.childPackages != null) { 12105 final int count = disabledSysParentPs.pkg.childPackages.size(); 12106 for (int i = 0; i < count; i++) { 12107 PackageParser.Package disabledSysChildPkg = 12108 disabledSysParentPs.pkg.childPackages.get(i); 12109 if (isPackageRequestingPermission(disabledSysChildPkg, 12110 perm)) { 12111 allowed = true; 12112 break; 12113 } 12114 } 12115 } 12116 } 12117 } 12118 } 12119 } else { 12120 allowed = isPrivilegedApp(pkg); 12121 } 12122 } 12123 } 12124 if (!allowed) { 12125 if (!allowed && (bp.protectionLevel 12126 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 12127 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 12128 // If this was a previously normal/dangerous permission that got moved 12129 // to a system permission as part of the runtime permission redesign, then 12130 // we still want to blindly grant it to old apps. 12131 allowed = true; 12132 } 12133 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 12134 && pkg.packageName.equals(mRequiredInstallerPackage)) { 12135 // If this permission is to be granted to the system installer and 12136 // this app is an installer, then it gets the permission. 12137 allowed = true; 12138 } 12139 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 12140 && pkg.packageName.equals(mRequiredVerifierPackage)) { 12141 // If this permission is to be granted to the system verifier and 12142 // this app is a verifier, then it gets the permission. 12143 allowed = true; 12144 } 12145 if (!allowed && (bp.protectionLevel 12146 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 12147 && isSystemApp(pkg)) { 12148 // Any pre-installed system app is allowed to get this permission. 12149 allowed = true; 12150 } 12151 if (!allowed && (bp.protectionLevel 12152 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 12153 // For development permissions, a development permission 12154 // is granted only if it was already granted. 12155 allowed = origPermissions.hasInstallPermission(perm); 12156 } 12157 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_SETUP) != 0 12158 && pkg.packageName.equals(mSetupWizardPackage)) { 12159 // If this permission is to be granted to the system setup wizard and 12160 // this app is a setup wizard, then it gets the permission. 12161 allowed = true; 12162 } 12163 } 12164 return allowed; 12165 } 12166 12167 private boolean isPackageRequestingPermission(PackageParser.Package pkg, String permission) { 12168 final int permCount = pkg.requestedPermissions.size(); 12169 for (int j = 0; j < permCount; j++) { 12170 String requestedPermission = pkg.requestedPermissions.get(j); 12171 if (permission.equals(requestedPermission)) { 12172 return true; 12173 } 12174 } 12175 return false; 12176 } 12177 12178 final class ActivityIntentResolver 12179 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 12180 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12181 boolean defaultOnly, int userId) { 12182 if (!sUserManager.exists(userId)) return null; 12183 mFlags = (defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0); 12184 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12185 } 12186 12187 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12188 int userId) { 12189 if (!sUserManager.exists(userId)) return null; 12190 mFlags = flags; 12191 return super.queryIntent(intent, resolvedType, 12192 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12193 userId); 12194 } 12195 12196 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12197 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 12198 if (!sUserManager.exists(userId)) return null; 12199 if (packageActivities == null) { 12200 return null; 12201 } 12202 mFlags = flags; 12203 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 12204 final int N = packageActivities.size(); 12205 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 12206 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 12207 12208 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 12209 for (int i = 0; i < N; ++i) { 12210 intentFilters = packageActivities.get(i).intents; 12211 if (intentFilters != null && intentFilters.size() > 0) { 12212 PackageParser.ActivityIntentInfo[] array = 12213 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 12214 intentFilters.toArray(array); 12215 listCut.add(array); 12216 } 12217 } 12218 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12219 } 12220 12221 /** 12222 * Finds a privileged activity that matches the specified activity names. 12223 */ 12224 private PackageParser.Activity findMatchingActivity( 12225 List<PackageParser.Activity> activityList, ActivityInfo activityInfo) { 12226 for (PackageParser.Activity sysActivity : activityList) { 12227 if (sysActivity.info.name.equals(activityInfo.name)) { 12228 return sysActivity; 12229 } 12230 if (sysActivity.info.name.equals(activityInfo.targetActivity)) { 12231 return sysActivity; 12232 } 12233 if (sysActivity.info.targetActivity != null) { 12234 if (sysActivity.info.targetActivity.equals(activityInfo.name)) { 12235 return sysActivity; 12236 } 12237 if (sysActivity.info.targetActivity.equals(activityInfo.targetActivity)) { 12238 return sysActivity; 12239 } 12240 } 12241 } 12242 return null; 12243 } 12244 12245 public class IterGenerator<E> { 12246 public Iterator<E> generate(ActivityIntentInfo info) { 12247 return null; 12248 } 12249 } 12250 12251 public class ActionIterGenerator extends IterGenerator<String> { 12252 @Override 12253 public Iterator<String> generate(ActivityIntentInfo info) { 12254 return info.actionsIterator(); 12255 } 12256 } 12257 12258 public class CategoriesIterGenerator extends IterGenerator<String> { 12259 @Override 12260 public Iterator<String> generate(ActivityIntentInfo info) { 12261 return info.categoriesIterator(); 12262 } 12263 } 12264 12265 public class SchemesIterGenerator extends IterGenerator<String> { 12266 @Override 12267 public Iterator<String> generate(ActivityIntentInfo info) { 12268 return info.schemesIterator(); 12269 } 12270 } 12271 12272 public class AuthoritiesIterGenerator extends IterGenerator<IntentFilter.AuthorityEntry> { 12273 @Override 12274 public Iterator<IntentFilter.AuthorityEntry> generate(ActivityIntentInfo info) { 12275 return info.authoritiesIterator(); 12276 } 12277 } 12278 12279 /** 12280 * <em>WARNING</em> for performance reasons, the passed in intentList WILL BE 12281 * MODIFIED. Do not pass in a list that should not be changed. 12282 */ 12283 private <T> void getIntentListSubset(List<ActivityIntentInfo> intentList, 12284 IterGenerator<T> generator, Iterator<T> searchIterator) { 12285 // loop through the set of actions; every one must be found in the intent filter 12286 while (searchIterator.hasNext()) { 12287 // we must have at least one filter in the list to consider a match 12288 if (intentList.size() == 0) { 12289 break; 12290 } 12291 12292 final T searchAction = searchIterator.next(); 12293 12294 // loop through the set of intent filters 12295 final Iterator<ActivityIntentInfo> intentIter = intentList.iterator(); 12296 while (intentIter.hasNext()) { 12297 final ActivityIntentInfo intentInfo = intentIter.next(); 12298 boolean selectionFound = false; 12299 12300 // loop through the intent filter's selection criteria; at least one 12301 // of them must match the searched criteria 12302 final Iterator<T> intentSelectionIter = generator.generate(intentInfo); 12303 while (intentSelectionIter != null && intentSelectionIter.hasNext()) { 12304 final T intentSelection = intentSelectionIter.next(); 12305 if (intentSelection != null && intentSelection.equals(searchAction)) { 12306 selectionFound = true; 12307 break; 12308 } 12309 } 12310 12311 // the selection criteria wasn't found in this filter's set; this filter 12312 // is not a potential match 12313 if (!selectionFound) { 12314 intentIter.remove(); 12315 } 12316 } 12317 } 12318 } 12319 12320 private boolean isProtectedAction(ActivityIntentInfo filter) { 12321 final Iterator<String> actionsIter = filter.actionsIterator(); 12322 while (actionsIter != null && actionsIter.hasNext()) { 12323 final String filterAction = actionsIter.next(); 12324 if (PROTECTED_ACTIONS.contains(filterAction)) { 12325 return true; 12326 } 12327 } 12328 return false; 12329 } 12330 12331 /** 12332 * Adjusts the priority of the given intent filter according to policy. 12333 * <p> 12334 * <ul> 12335 * <li>The priority for non privileged applications is capped to '0'</li> 12336 * <li>The priority for protected actions on privileged applications is capped to '0'</li> 12337 * <li>The priority for unbundled updates to privileged applications is capped to the 12338 * priority defined on the system partition</li> 12339 * </ul> 12340 * <p> 12341 * <em>NOTE:</em> There is one exception. For security reasons, the setup wizard is 12342 * allowed to obtain any priority on any action. 12343 */ 12344 private void adjustPriority( 12345 List<PackageParser.Activity> systemActivities, ActivityIntentInfo intent) { 12346 // nothing to do; priority is fine as-is 12347 if (intent.getPriority() <= 0) { 12348 return; 12349 } 12350 12351 final ActivityInfo activityInfo = intent.activity.info; 12352 final ApplicationInfo applicationInfo = activityInfo.applicationInfo; 12353 12354 final boolean privilegedApp = 12355 ((applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0); 12356 if (!privilegedApp) { 12357 // non-privileged applications can never define a priority >0 12358 Slog.w(TAG, "Non-privileged app; cap priority to 0;" 12359 + " package: " + applicationInfo.packageName 12360 + " activity: " + intent.activity.className 12361 + " origPrio: " + intent.getPriority()); 12362 intent.setPriority(0); 12363 return; 12364 } 12365 12366 if (systemActivities == null) { 12367 // the system package is not disabled; we're parsing the system partition 12368 if (isProtectedAction(intent)) { 12369 if (mDeferProtectedFilters) { 12370 // We can't deal with these just yet. No component should ever obtain a 12371 // >0 priority for a protected actions, with ONE exception -- the setup 12372 // wizard. The setup wizard, however, cannot be known until we're able to 12373 // query it for the category CATEGORY_SETUP_WIZARD. Which we can't do 12374 // until all intent filters have been processed. Chicken, meet egg. 12375 // Let the filter temporarily have a high priority and rectify the 12376 // priorities after all system packages have been scanned. 12377 mProtectedFilters.add(intent); 12378 if (DEBUG_FILTERS) { 12379 Slog.i(TAG, "Protected action; save for later;" 12380 + " package: " + applicationInfo.packageName 12381 + " activity: " + intent.activity.className 12382 + " origPrio: " + intent.getPriority()); 12383 } 12384 return; 12385 } else { 12386 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 12387 Slog.i(TAG, "No setup wizard;" 12388 + " All protected intents capped to priority 0"); 12389 } 12390 if (intent.activity.info.packageName.equals(mSetupWizardPackage)) { 12391 if (DEBUG_FILTERS) { 12392 Slog.i(TAG, "Found setup wizard;" 12393 + " allow priority " + intent.getPriority() + ";" 12394 + " package: " + intent.activity.info.packageName 12395 + " activity: " + intent.activity.className 12396 + " priority: " + intent.getPriority()); 12397 } 12398 // setup wizard gets whatever it wants 12399 return; 12400 } 12401 Slog.w(TAG, "Protected action; cap priority to 0;" 12402 + " package: " + intent.activity.info.packageName 12403 + " activity: " + intent.activity.className 12404 + " origPrio: " + intent.getPriority()); 12405 intent.setPriority(0); 12406 return; 12407 } 12408 } 12409 // privileged apps on the system image get whatever priority they request 12410 return; 12411 } 12412 12413 // privileged app unbundled update ... try to find the same activity 12414 final PackageParser.Activity foundActivity = 12415 findMatchingActivity(systemActivities, activityInfo); 12416 if (foundActivity == null) { 12417 // this is a new activity; it cannot obtain >0 priority 12418 if (DEBUG_FILTERS) { 12419 Slog.i(TAG, "New activity; cap priority to 0;" 12420 + " package: " + applicationInfo.packageName 12421 + " activity: " + intent.activity.className 12422 + " origPrio: " + intent.getPriority()); 12423 } 12424 intent.setPriority(0); 12425 return; 12426 } 12427 12428 // found activity, now check for filter equivalence 12429 12430 // a shallow copy is enough; we modify the list, not its contents 12431 final List<ActivityIntentInfo> intentListCopy = 12432 new ArrayList<>(foundActivity.intents); 12433 final List<ActivityIntentInfo> foundFilters = findFilters(intent); 12434 12435 // find matching action subsets 12436 final Iterator<String> actionsIterator = intent.actionsIterator(); 12437 if (actionsIterator != null) { 12438 getIntentListSubset( 12439 intentListCopy, new ActionIterGenerator(), actionsIterator); 12440 if (intentListCopy.size() == 0) { 12441 // no more intents to match; we're not equivalent 12442 if (DEBUG_FILTERS) { 12443 Slog.i(TAG, "Mismatched action; cap priority to 0;" 12444 + " package: " + applicationInfo.packageName 12445 + " activity: " + intent.activity.className 12446 + " origPrio: " + intent.getPriority()); 12447 } 12448 intent.setPriority(0); 12449 return; 12450 } 12451 } 12452 12453 // find matching category subsets 12454 final Iterator<String> categoriesIterator = intent.categoriesIterator(); 12455 if (categoriesIterator != null) { 12456 getIntentListSubset(intentListCopy, new CategoriesIterGenerator(), 12457 categoriesIterator); 12458 if (intentListCopy.size() == 0) { 12459 // no more intents to match; we're not equivalent 12460 if (DEBUG_FILTERS) { 12461 Slog.i(TAG, "Mismatched category; cap priority to 0;" 12462 + " package: " + applicationInfo.packageName 12463 + " activity: " + intent.activity.className 12464 + " origPrio: " + intent.getPriority()); 12465 } 12466 intent.setPriority(0); 12467 return; 12468 } 12469 } 12470 12471 // find matching schemes subsets 12472 final Iterator<String> schemesIterator = intent.schemesIterator(); 12473 if (schemesIterator != null) { 12474 getIntentListSubset(intentListCopy, new SchemesIterGenerator(), 12475 schemesIterator); 12476 if (intentListCopy.size() == 0) { 12477 // no more intents to match; we're not equivalent 12478 if (DEBUG_FILTERS) { 12479 Slog.i(TAG, "Mismatched scheme; cap priority to 0;" 12480 + " package: " + applicationInfo.packageName 12481 + " activity: " + intent.activity.className 12482 + " origPrio: " + intent.getPriority()); 12483 } 12484 intent.setPriority(0); 12485 return; 12486 } 12487 } 12488 12489 // find matching authorities subsets 12490 final Iterator<IntentFilter.AuthorityEntry> 12491 authoritiesIterator = intent.authoritiesIterator(); 12492 if (authoritiesIterator != null) { 12493 getIntentListSubset(intentListCopy, 12494 new AuthoritiesIterGenerator(), 12495 authoritiesIterator); 12496 if (intentListCopy.size() == 0) { 12497 // no more intents to match; we're not equivalent 12498 if (DEBUG_FILTERS) { 12499 Slog.i(TAG, "Mismatched authority; cap priority to 0;" 12500 + " package: " + applicationInfo.packageName 12501 + " activity: " + intent.activity.className 12502 + " origPrio: " + intent.getPriority()); 12503 } 12504 intent.setPriority(0); 12505 return; 12506 } 12507 } 12508 12509 // we found matching filter(s); app gets the max priority of all intents 12510 int cappedPriority = 0; 12511 for (int i = intentListCopy.size() - 1; i >= 0; --i) { 12512 cappedPriority = Math.max(cappedPriority, intentListCopy.get(i).getPriority()); 12513 } 12514 if (intent.getPriority() > cappedPriority) { 12515 if (DEBUG_FILTERS) { 12516 Slog.i(TAG, "Found matching filter(s);" 12517 + " cap priority to " + cappedPriority + ";" 12518 + " package: " + applicationInfo.packageName 12519 + " activity: " + intent.activity.className 12520 + " origPrio: " + intent.getPriority()); 12521 } 12522 intent.setPriority(cappedPriority); 12523 return; 12524 } 12525 // all this for nothing; the requested priority was <= what was on the system 12526 } 12527 12528 public final void addActivity(PackageParser.Activity a, String type) { 12529 mActivities.put(a.getComponentName(), a); 12530 if (DEBUG_SHOW_INFO) 12531 Log.v( 12532 TAG, " " + type + " " + 12533 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 12534 if (DEBUG_SHOW_INFO) 12535 Log.v(TAG, " Class=" + a.info.name); 12536 final int NI = a.intents.size(); 12537 for (int j=0; j<NI; j++) { 12538 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12539 if ("activity".equals(type)) { 12540 final PackageSetting ps = 12541 mSettings.getDisabledSystemPkgLPr(intent.activity.info.packageName); 12542 final List<PackageParser.Activity> systemActivities = 12543 ps != null && ps.pkg != null ? ps.pkg.activities : null; 12544 adjustPriority(systemActivities, intent); 12545 } 12546 if (DEBUG_SHOW_INFO) { 12547 Log.v(TAG, " IntentFilter:"); 12548 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12549 } 12550 if (!intent.debugCheck()) { 12551 Log.w(TAG, "==> For Activity " + a.info.name); 12552 } 12553 addFilter(intent); 12554 } 12555 } 12556 12557 public final void removeActivity(PackageParser.Activity a, String type) { 12558 mActivities.remove(a.getComponentName()); 12559 if (DEBUG_SHOW_INFO) { 12560 Log.v(TAG, " " + type + " " 12561 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 12562 : a.info.name) + ":"); 12563 Log.v(TAG, " Class=" + a.info.name); 12564 } 12565 final int NI = a.intents.size(); 12566 for (int j=0; j<NI; j++) { 12567 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12568 if (DEBUG_SHOW_INFO) { 12569 Log.v(TAG, " IntentFilter:"); 12570 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12571 } 12572 removeFilter(intent); 12573 } 12574 } 12575 12576 @Override 12577 protected boolean allowFilterResult( 12578 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 12579 ActivityInfo filterAi = filter.activity.info; 12580 for (int i=dest.size()-1; i>=0; i--) { 12581 ActivityInfo destAi = dest.get(i).activityInfo; 12582 if (destAi.name == filterAi.name 12583 && destAi.packageName == filterAi.packageName) { 12584 return false; 12585 } 12586 } 12587 return true; 12588 } 12589 12590 @Override 12591 protected ActivityIntentInfo[] newArray(int size) { 12592 return new ActivityIntentInfo[size]; 12593 } 12594 12595 @Override 12596 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 12597 if (!sUserManager.exists(userId)) return true; 12598 PackageParser.Package p = filter.activity.owner; 12599 if (p != null) { 12600 PackageSetting ps = (PackageSetting)p.mExtras; 12601 if (ps != null) { 12602 // System apps are never considered stopped for purposes of 12603 // filtering, because there may be no way for the user to 12604 // actually re-launch them. 12605 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 12606 && ps.getStopped(userId); 12607 } 12608 } 12609 return false; 12610 } 12611 12612 @Override 12613 protected boolean isPackageForFilter(String packageName, 12614 PackageParser.ActivityIntentInfo info) { 12615 return packageName.equals(info.activity.owner.packageName); 12616 } 12617 12618 @Override 12619 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 12620 int match, int userId) { 12621 if (!sUserManager.exists(userId)) return null; 12622 if (!mSettings.isEnabledAndMatchLPr(info.activity.info, mFlags, userId)) { 12623 return null; 12624 } 12625 final PackageParser.Activity activity = info.activity; 12626 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 12627 if (ps == null) { 12628 return null; 12629 } 12630 final PackageUserState userState = ps.readUserState(userId); 12631 ActivityInfo ai = generateActivityInfo(activity, mFlags, userState, userId); 12632 if (ai == null) { 12633 return null; 12634 } 12635 final boolean matchExplicitlyVisibleOnly = 12636 (mFlags & PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY) != 0; 12637 final boolean matchVisibleToInstantApp = 12638 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12639 final boolean componentVisible = 12640 matchVisibleToInstantApp 12641 && info.isVisibleToInstantApp() 12642 && (!matchExplicitlyVisibleOnly || info.isExplicitlyVisibleToInstantApp()); 12643 final boolean matchInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12644 // throw out filters that aren't visible to ephemeral apps 12645 if (matchVisibleToInstantApp && !(componentVisible || userState.instantApp)) { 12646 return null; 12647 } 12648 // throw out instant app filters if we're not explicitly requesting them 12649 if (!matchInstantApp && userState.instantApp) { 12650 return null; 12651 } 12652 // throw out instant app filters if updates are available; will trigger 12653 // instant app resolution 12654 if (userState.instantApp && ps.isUpdateAvailable()) { 12655 return null; 12656 } 12657 final ResolveInfo res = new ResolveInfo(); 12658 res.activityInfo = ai; 12659 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12660 res.filter = info; 12661 } 12662 if (info != null) { 12663 res.handleAllWebDataURI = info.handleAllWebDataURI(); 12664 } 12665 res.priority = info.getPriority(); 12666 res.preferredOrder = activity.owner.mPreferredOrder; 12667 //System.out.println("Result: " + res.activityInfo.className + 12668 // " = " + res.priority); 12669 res.match = match; 12670 res.isDefault = info.hasDefault; 12671 res.labelRes = info.labelRes; 12672 res.nonLocalizedLabel = info.nonLocalizedLabel; 12673 if (userNeedsBadging(userId)) { 12674 res.noResourceId = true; 12675 } else { 12676 res.icon = info.icon; 12677 } 12678 res.iconResourceId = info.icon; 12679 res.system = res.activityInfo.applicationInfo.isSystemApp(); 12680 res.isInstantAppAvailable = userState.instantApp; 12681 return res; 12682 } 12683 12684 @Override 12685 protected void sortResults(List<ResolveInfo> results) { 12686 Collections.sort(results, mResolvePrioritySorter); 12687 } 12688 12689 @Override 12690 protected void dumpFilter(PrintWriter out, String prefix, 12691 PackageParser.ActivityIntentInfo filter) { 12692 out.print(prefix); out.print( 12693 Integer.toHexString(System.identityHashCode(filter.activity))); 12694 out.print(' '); 12695 filter.activity.printComponentShortName(out); 12696 out.print(" filter "); 12697 out.println(Integer.toHexString(System.identityHashCode(filter))); 12698 } 12699 12700 @Override 12701 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 12702 return filter.activity; 12703 } 12704 12705 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12706 PackageParser.Activity activity = (PackageParser.Activity)label; 12707 out.print(prefix); out.print( 12708 Integer.toHexString(System.identityHashCode(activity))); 12709 out.print(' '); 12710 activity.printComponentShortName(out); 12711 if (count > 1) { 12712 out.print(" ("); out.print(count); out.print(" filters)"); 12713 } 12714 out.println(); 12715 } 12716 12717 // Keys are String (activity class name), values are Activity. 12718 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 12719 = new ArrayMap<ComponentName, PackageParser.Activity>(); 12720 private int mFlags; 12721 } 12722 12723 private final class ServiceIntentResolver 12724 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 12725 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12726 boolean defaultOnly, int userId) { 12727 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12728 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12729 } 12730 12731 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12732 int userId) { 12733 if (!sUserManager.exists(userId)) return null; 12734 mFlags = flags; 12735 return super.queryIntent(intent, resolvedType, 12736 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12737 userId); 12738 } 12739 12740 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12741 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 12742 if (!sUserManager.exists(userId)) return null; 12743 if (packageServices == null) { 12744 return null; 12745 } 12746 mFlags = flags; 12747 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 12748 final int N = packageServices.size(); 12749 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 12750 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 12751 12752 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 12753 for (int i = 0; i < N; ++i) { 12754 intentFilters = packageServices.get(i).intents; 12755 if (intentFilters != null && intentFilters.size() > 0) { 12756 PackageParser.ServiceIntentInfo[] array = 12757 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 12758 intentFilters.toArray(array); 12759 listCut.add(array); 12760 } 12761 } 12762 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12763 } 12764 12765 public final void addService(PackageParser.Service s) { 12766 mServices.put(s.getComponentName(), s); 12767 if (DEBUG_SHOW_INFO) { 12768 Log.v(TAG, " " 12769 + (s.info.nonLocalizedLabel != null 12770 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12771 Log.v(TAG, " Class=" + s.info.name); 12772 } 12773 final int NI = s.intents.size(); 12774 int j; 12775 for (j=0; j<NI; j++) { 12776 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12777 if (DEBUG_SHOW_INFO) { 12778 Log.v(TAG, " IntentFilter:"); 12779 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12780 } 12781 if (!intent.debugCheck()) { 12782 Log.w(TAG, "==> For Service " + s.info.name); 12783 } 12784 addFilter(intent); 12785 } 12786 } 12787 12788 public final void removeService(PackageParser.Service s) { 12789 mServices.remove(s.getComponentName()); 12790 if (DEBUG_SHOW_INFO) { 12791 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 12792 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12793 Log.v(TAG, " Class=" + s.info.name); 12794 } 12795 final int NI = s.intents.size(); 12796 int j; 12797 for (j=0; j<NI; j++) { 12798 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12799 if (DEBUG_SHOW_INFO) { 12800 Log.v(TAG, " IntentFilter:"); 12801 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12802 } 12803 removeFilter(intent); 12804 } 12805 } 12806 12807 @Override 12808 protected boolean allowFilterResult( 12809 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 12810 ServiceInfo filterSi = filter.service.info; 12811 for (int i=dest.size()-1; i>=0; i--) { 12812 ServiceInfo destAi = dest.get(i).serviceInfo; 12813 if (destAi.name == filterSi.name 12814 && destAi.packageName == filterSi.packageName) { 12815 return false; 12816 } 12817 } 12818 return true; 12819 } 12820 12821 @Override 12822 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 12823 return new PackageParser.ServiceIntentInfo[size]; 12824 } 12825 12826 @Override 12827 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 12828 if (!sUserManager.exists(userId)) return true; 12829 PackageParser.Package p = filter.service.owner; 12830 if (p != null) { 12831 PackageSetting ps = (PackageSetting)p.mExtras; 12832 if (ps != null) { 12833 // System apps are never considered stopped for purposes of 12834 // filtering, because there may be no way for the user to 12835 // actually re-launch them. 12836 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 12837 && ps.getStopped(userId); 12838 } 12839 } 12840 return false; 12841 } 12842 12843 @Override 12844 protected boolean isPackageForFilter(String packageName, 12845 PackageParser.ServiceIntentInfo info) { 12846 return packageName.equals(info.service.owner.packageName); 12847 } 12848 12849 @Override 12850 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 12851 int match, int userId) { 12852 if (!sUserManager.exists(userId)) return null; 12853 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 12854 if (!mSettings.isEnabledAndMatchLPr(info.service.info, mFlags, userId)) { 12855 return null; 12856 } 12857 final PackageParser.Service service = info.service; 12858 PackageSetting ps = (PackageSetting) service.owner.mExtras; 12859 if (ps == null) { 12860 return null; 12861 } 12862 final PackageUserState userState = ps.readUserState(userId); 12863 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 12864 userState, userId); 12865 if (si == null) { 12866 return null; 12867 } 12868 final boolean matchVisibleToInstantApp = 12869 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12870 final boolean isInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12871 // throw out filters that aren't visible to ephemeral apps 12872 if (matchVisibleToInstantApp 12873 && !(info.isVisibleToInstantApp() || userState.instantApp)) { 12874 return null; 12875 } 12876 // throw out ephemeral filters if we're not explicitly requesting them 12877 if (!isInstantApp && userState.instantApp) { 12878 return null; 12879 } 12880 // throw out instant app filters if updates are available; will trigger 12881 // instant app resolution 12882 if (userState.instantApp && ps.isUpdateAvailable()) { 12883 return null; 12884 } 12885 final ResolveInfo res = new ResolveInfo(); 12886 res.serviceInfo = si; 12887 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12888 res.filter = filter; 12889 } 12890 res.priority = info.getPriority(); 12891 res.preferredOrder = service.owner.mPreferredOrder; 12892 res.match = match; 12893 res.isDefault = info.hasDefault; 12894 res.labelRes = info.labelRes; 12895 res.nonLocalizedLabel = info.nonLocalizedLabel; 12896 res.icon = info.icon; 12897 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 12898 return res; 12899 } 12900 12901 @Override 12902 protected void sortResults(List<ResolveInfo> results) { 12903 Collections.sort(results, mResolvePrioritySorter); 12904 } 12905 12906 @Override 12907 protected void dumpFilter(PrintWriter out, String prefix, 12908 PackageParser.ServiceIntentInfo filter) { 12909 out.print(prefix); out.print( 12910 Integer.toHexString(System.identityHashCode(filter.service))); 12911 out.print(' '); 12912 filter.service.printComponentShortName(out); 12913 out.print(" filter "); 12914 out.println(Integer.toHexString(System.identityHashCode(filter))); 12915 } 12916 12917 @Override 12918 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 12919 return filter.service; 12920 } 12921 12922 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12923 PackageParser.Service service = (PackageParser.Service)label; 12924 out.print(prefix); out.print( 12925 Integer.toHexString(System.identityHashCode(service))); 12926 out.print(' '); 12927 service.printComponentShortName(out); 12928 if (count > 1) { 12929 out.print(" ("); out.print(count); out.print(" filters)"); 12930 } 12931 out.println(); 12932 } 12933 12934// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 12935// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 12936// final List<ResolveInfo> retList = Lists.newArrayList(); 12937// while (i.hasNext()) { 12938// final ResolveInfo resolveInfo = (ResolveInfo) i; 12939// if (isEnabledLP(resolveInfo.serviceInfo)) { 12940// retList.add(resolveInfo); 12941// } 12942// } 12943// return retList; 12944// } 12945 12946 // Keys are String (activity class name), values are Activity. 12947 private final ArrayMap<ComponentName, PackageParser.Service> mServices 12948 = new ArrayMap<ComponentName, PackageParser.Service>(); 12949 private int mFlags; 12950 } 12951 12952 private final class ProviderIntentResolver 12953 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 12954 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12955 boolean defaultOnly, int userId) { 12956 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12957 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12958 } 12959 12960 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12961 int userId) { 12962 if (!sUserManager.exists(userId)) 12963 return null; 12964 mFlags = flags; 12965 return super.queryIntent(intent, resolvedType, 12966 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12967 userId); 12968 } 12969 12970 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12971 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 12972 if (!sUserManager.exists(userId)) 12973 return null; 12974 if (packageProviders == null) { 12975 return null; 12976 } 12977 mFlags = flags; 12978 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 12979 final int N = packageProviders.size(); 12980 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 12981 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 12982 12983 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 12984 for (int i = 0; i < N; ++i) { 12985 intentFilters = packageProviders.get(i).intents; 12986 if (intentFilters != null && intentFilters.size() > 0) { 12987 PackageParser.ProviderIntentInfo[] array = 12988 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 12989 intentFilters.toArray(array); 12990 listCut.add(array); 12991 } 12992 } 12993 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12994 } 12995 12996 public final void addProvider(PackageParser.Provider p) { 12997 if (mProviders.containsKey(p.getComponentName())) { 12998 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 12999 return; 13000 } 13001 13002 mProviders.put(p.getComponentName(), p); 13003 if (DEBUG_SHOW_INFO) { 13004 Log.v(TAG, " " 13005 + (p.info.nonLocalizedLabel != null 13006 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 13007 Log.v(TAG, " Class=" + p.info.name); 13008 } 13009 final int NI = p.intents.size(); 13010 int j; 13011 for (j = 0; j < NI; j++) { 13012 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 13013 if (DEBUG_SHOW_INFO) { 13014 Log.v(TAG, " IntentFilter:"); 13015 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 13016 } 13017 if (!intent.debugCheck()) { 13018 Log.w(TAG, "==> For Provider " + p.info.name); 13019 } 13020 addFilter(intent); 13021 } 13022 } 13023 13024 public final void removeProvider(PackageParser.Provider p) { 13025 mProviders.remove(p.getComponentName()); 13026 if (DEBUG_SHOW_INFO) { 13027 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 13028 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 13029 Log.v(TAG, " Class=" + p.info.name); 13030 } 13031 final int NI = p.intents.size(); 13032 int j; 13033 for (j = 0; j < NI; j++) { 13034 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 13035 if (DEBUG_SHOW_INFO) { 13036 Log.v(TAG, " IntentFilter:"); 13037 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 13038 } 13039 removeFilter(intent); 13040 } 13041 } 13042 13043 @Override 13044 protected boolean allowFilterResult( 13045 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 13046 ProviderInfo filterPi = filter.provider.info; 13047 for (int i = dest.size() - 1; i >= 0; i--) { 13048 ProviderInfo destPi = dest.get(i).providerInfo; 13049 if (destPi.name == filterPi.name 13050 && destPi.packageName == filterPi.packageName) { 13051 return false; 13052 } 13053 } 13054 return true; 13055 } 13056 13057 @Override 13058 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 13059 return new PackageParser.ProviderIntentInfo[size]; 13060 } 13061 13062 @Override 13063 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 13064 if (!sUserManager.exists(userId)) 13065 return true; 13066 PackageParser.Package p = filter.provider.owner; 13067 if (p != null) { 13068 PackageSetting ps = (PackageSetting) p.mExtras; 13069 if (ps != null) { 13070 // System apps are never considered stopped for purposes of 13071 // filtering, because there may be no way for the user to 13072 // actually re-launch them. 13073 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 13074 && ps.getStopped(userId); 13075 } 13076 } 13077 return false; 13078 } 13079 13080 @Override 13081 protected boolean isPackageForFilter(String packageName, 13082 PackageParser.ProviderIntentInfo info) { 13083 return packageName.equals(info.provider.owner.packageName); 13084 } 13085 13086 @Override 13087 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 13088 int match, int userId) { 13089 if (!sUserManager.exists(userId)) 13090 return null; 13091 final PackageParser.ProviderIntentInfo info = filter; 13092 if (!mSettings.isEnabledAndMatchLPr(info.provider.info, mFlags, userId)) { 13093 return null; 13094 } 13095 final PackageParser.Provider provider = info.provider; 13096 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 13097 if (ps == null) { 13098 return null; 13099 } 13100 final PackageUserState userState = ps.readUserState(userId); 13101 final boolean matchVisibleToInstantApp = 13102 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 13103 final boolean isInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 13104 // throw out filters that aren't visible to instant applications 13105 if (matchVisibleToInstantApp 13106 && !(info.isVisibleToInstantApp() || userState.instantApp)) { 13107 return null; 13108 } 13109 // throw out instant application filters if we're not explicitly requesting them 13110 if (!isInstantApp && userState.instantApp) { 13111 return null; 13112 } 13113 // throw out instant application filters if updates are available; will trigger 13114 // instant application resolution 13115 if (userState.instantApp && ps.isUpdateAvailable()) { 13116 return null; 13117 } 13118 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 13119 userState, userId); 13120 if (pi == null) { 13121 return null; 13122 } 13123 final ResolveInfo res = new ResolveInfo(); 13124 res.providerInfo = pi; 13125 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 13126 res.filter = filter; 13127 } 13128 res.priority = info.getPriority(); 13129 res.preferredOrder = provider.owner.mPreferredOrder; 13130 res.match = match; 13131 res.isDefault = info.hasDefault; 13132 res.labelRes = info.labelRes; 13133 res.nonLocalizedLabel = info.nonLocalizedLabel; 13134 res.icon = info.icon; 13135 res.system = res.providerInfo.applicationInfo.isSystemApp(); 13136 return res; 13137 } 13138 13139 @Override 13140 protected void sortResults(List<ResolveInfo> results) { 13141 Collections.sort(results, mResolvePrioritySorter); 13142 } 13143 13144 @Override 13145 protected void dumpFilter(PrintWriter out, String prefix, 13146 PackageParser.ProviderIntentInfo filter) { 13147 out.print(prefix); 13148 out.print( 13149 Integer.toHexString(System.identityHashCode(filter.provider))); 13150 out.print(' '); 13151 filter.provider.printComponentShortName(out); 13152 out.print(" filter "); 13153 out.println(Integer.toHexString(System.identityHashCode(filter))); 13154 } 13155 13156 @Override 13157 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 13158 return filter.provider; 13159 } 13160 13161 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 13162 PackageParser.Provider provider = (PackageParser.Provider)label; 13163 out.print(prefix); out.print( 13164 Integer.toHexString(System.identityHashCode(provider))); 13165 out.print(' '); 13166 provider.printComponentShortName(out); 13167 if (count > 1) { 13168 out.print(" ("); out.print(count); out.print(" filters)"); 13169 } 13170 out.println(); 13171 } 13172 13173 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 13174 = new ArrayMap<ComponentName, PackageParser.Provider>(); 13175 private int mFlags; 13176 } 13177 13178 static final class EphemeralIntentResolver 13179 extends IntentResolver<AuxiliaryResolveInfo, AuxiliaryResolveInfo> { 13180 /** 13181 * The result that has the highest defined order. Ordering applies on a 13182 * per-package basis. Mapping is from package name to Pair of order and 13183 * EphemeralResolveInfo. 13184 * <p> 13185 * NOTE: This is implemented as a field variable for convenience and efficiency. 13186 * By having a field variable, we're able to track filter ordering as soon as 13187 * a non-zero order is defined. Otherwise, multiple loops across the result set 13188 * would be needed to apply ordering. If the intent resolver becomes re-entrant, 13189 * this needs to be contained entirely within {@link #filterResults}. 13190 */ 13191 final ArrayMap<String, Pair<Integer, InstantAppResolveInfo>> mOrderResult = new ArrayMap<>(); 13192 13193 @Override 13194 protected AuxiliaryResolveInfo[] newArray(int size) { 13195 return new AuxiliaryResolveInfo[size]; 13196 } 13197 13198 @Override 13199 protected boolean isPackageForFilter(String packageName, AuxiliaryResolveInfo responseObj) { 13200 return true; 13201 } 13202 13203 @Override 13204 protected AuxiliaryResolveInfo newResult(AuxiliaryResolveInfo responseObj, int match, 13205 int userId) { 13206 if (!sUserManager.exists(userId)) { 13207 return null; 13208 } 13209 final String packageName = responseObj.resolveInfo.getPackageName(); 13210 final Integer order = responseObj.getOrder(); 13211 final Pair<Integer, InstantAppResolveInfo> lastOrderResult = 13212 mOrderResult.get(packageName); 13213 // ordering is enabled and this item's order isn't high enough 13214 if (lastOrderResult != null && lastOrderResult.first >= order) { 13215 return null; 13216 } 13217 final InstantAppResolveInfo res = responseObj.resolveInfo; 13218 if (order > 0) { 13219 // non-zero order, enable ordering 13220 mOrderResult.put(packageName, new Pair<>(order, res)); 13221 } 13222 return responseObj; 13223 } 13224 13225 @Override 13226 protected void filterResults(List<AuxiliaryResolveInfo> results) { 13227 // only do work if ordering is enabled [most of the time it won't be] 13228 if (mOrderResult.size() == 0) { 13229 return; 13230 } 13231 int resultSize = results.size(); 13232 for (int i = 0; i < resultSize; i++) { 13233 final InstantAppResolveInfo info = results.get(i).resolveInfo; 13234 final String packageName = info.getPackageName(); 13235 final Pair<Integer, InstantAppResolveInfo> savedInfo = mOrderResult.get(packageName); 13236 if (savedInfo == null) { 13237 // package doesn't having ordering 13238 continue; 13239 } 13240 if (savedInfo.second == info) { 13241 // circled back to the highest ordered item; remove from order list 13242 mOrderResult.remove(savedInfo); 13243 if (mOrderResult.size() == 0) { 13244 // no more ordered items 13245 break; 13246 } 13247 continue; 13248 } 13249 // item has a worse order, remove it from the result list 13250 results.remove(i); 13251 resultSize--; 13252 i--; 13253 } 13254 } 13255 } 13256 13257 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 13258 new Comparator<ResolveInfo>() { 13259 public int compare(ResolveInfo r1, ResolveInfo r2) { 13260 int v1 = r1.priority; 13261 int v2 = r2.priority; 13262 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 13263 if (v1 != v2) { 13264 return (v1 > v2) ? -1 : 1; 13265 } 13266 v1 = r1.preferredOrder; 13267 v2 = r2.preferredOrder; 13268 if (v1 != v2) { 13269 return (v1 > v2) ? -1 : 1; 13270 } 13271 if (r1.isDefault != r2.isDefault) { 13272 return r1.isDefault ? -1 : 1; 13273 } 13274 v1 = r1.match; 13275 v2 = r2.match; 13276 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 13277 if (v1 != v2) { 13278 return (v1 > v2) ? -1 : 1; 13279 } 13280 if (r1.system != r2.system) { 13281 return r1.system ? -1 : 1; 13282 } 13283 if (r1.activityInfo != null) { 13284 return r1.activityInfo.packageName.compareTo(r2.activityInfo.packageName); 13285 } 13286 if (r1.serviceInfo != null) { 13287 return r1.serviceInfo.packageName.compareTo(r2.serviceInfo.packageName); 13288 } 13289 if (r1.providerInfo != null) { 13290 return r1.providerInfo.packageName.compareTo(r2.providerInfo.packageName); 13291 } 13292 return 0; 13293 } 13294 }; 13295 13296 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 13297 new Comparator<ProviderInfo>() { 13298 public int compare(ProviderInfo p1, ProviderInfo p2) { 13299 final int v1 = p1.initOrder; 13300 final int v2 = p2.initOrder; 13301 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 13302 } 13303 }; 13304 13305 public void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 13306 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 13307 final int[] userIds) { 13308 mHandler.post(new Runnable() { 13309 @Override 13310 public void run() { 13311 try { 13312 final IActivityManager am = ActivityManager.getService(); 13313 if (am == null) return; 13314 final int[] resolvedUserIds; 13315 if (userIds == null) { 13316 resolvedUserIds = am.getRunningUserIds(); 13317 } else { 13318 resolvedUserIds = userIds; 13319 } 13320 for (int id : resolvedUserIds) { 13321 final Intent intent = new Intent(action, 13322 pkg != null ? Uri.fromParts(PACKAGE_SCHEME, pkg, null) : null); 13323 if (extras != null) { 13324 intent.putExtras(extras); 13325 } 13326 if (targetPkg != null) { 13327 intent.setPackage(targetPkg); 13328 } 13329 // Modify the UID when posting to other users 13330 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 13331 if (uid > 0 && UserHandle.getUserId(uid) != id) { 13332 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 13333 intent.putExtra(Intent.EXTRA_UID, uid); 13334 } 13335 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 13336 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 13337 if (DEBUG_BROADCASTS) { 13338 RuntimeException here = new RuntimeException("here"); 13339 here.fillInStackTrace(); 13340 Slog.d(TAG, "Sending to user " + id + ": " 13341 + intent.toShortString(false, true, false, false) 13342 + " " + intent.getExtras(), here); 13343 } 13344 am.broadcastIntent(null, intent, null, finishedReceiver, 13345 0, null, null, null, android.app.AppOpsManager.OP_NONE, 13346 null, finishedReceiver != null, false, id); 13347 } 13348 } catch (RemoteException ex) { 13349 } 13350 } 13351 }); 13352 } 13353 13354 /** 13355 * Check if the external storage media is available. This is true if there 13356 * is a mounted external storage medium or if the external storage is 13357 * emulated. 13358 */ 13359 private boolean isExternalMediaAvailable() { 13360 return mMediaMounted || Environment.isExternalStorageEmulated(); 13361 } 13362 13363 @Override 13364 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 13365 // writer 13366 synchronized (mPackages) { 13367 if (!isExternalMediaAvailable()) { 13368 // If the external storage is no longer mounted at this point, 13369 // the caller may not have been able to delete all of this 13370 // packages files and can not delete any more. Bail. 13371 return null; 13372 } 13373 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 13374 if (lastPackage != null) { 13375 pkgs.remove(lastPackage); 13376 } 13377 if (pkgs.size() > 0) { 13378 return pkgs.get(0); 13379 } 13380 } 13381 return null; 13382 } 13383 13384 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 13385 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 13386 userId, andCode ? 1 : 0, packageName); 13387 if (mSystemReady) { 13388 msg.sendToTarget(); 13389 } else { 13390 if (mPostSystemReadyMessages == null) { 13391 mPostSystemReadyMessages = new ArrayList<>(); 13392 } 13393 mPostSystemReadyMessages.add(msg); 13394 } 13395 } 13396 13397 void startCleaningPackages() { 13398 // reader 13399 if (!isExternalMediaAvailable()) { 13400 return; 13401 } 13402 synchronized (mPackages) { 13403 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 13404 return; 13405 } 13406 } 13407 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 13408 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 13409 IActivityManager am = ActivityManager.getService(); 13410 if (am != null) { 13411 int dcsUid = -1; 13412 synchronized (mPackages) { 13413 if (!mDefaultContainerWhitelisted) { 13414 mDefaultContainerWhitelisted = true; 13415 PackageSetting ps = mSettings.mPackages.get(DEFAULT_CONTAINER_PACKAGE); 13416 dcsUid = UserHandle.getUid(UserHandle.USER_SYSTEM, ps.appId); 13417 } 13418 } 13419 try { 13420 if (dcsUid > 0) { 13421 am.backgroundWhitelistUid(dcsUid); 13422 } 13423 am.startService(null, intent, null, false, mContext.getOpPackageName(), 13424 UserHandle.USER_SYSTEM); 13425 } catch (RemoteException e) { 13426 } 13427 } 13428 } 13429 13430 @Override 13431 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 13432 int installFlags, String installerPackageName, int userId) { 13433 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 13434 13435 final int callingUid = Binder.getCallingUid(); 13436 enforceCrossUserPermission(callingUid, userId, 13437 true /* requireFullPermission */, true /* checkShell */, "installPackageAsUser"); 13438 13439 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 13440 try { 13441 if (observer != null) { 13442 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 13443 } 13444 } catch (RemoteException re) { 13445 } 13446 return; 13447 } 13448 13449 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 13450 installFlags |= PackageManager.INSTALL_FROM_ADB; 13451 13452 } else { 13453 // Caller holds INSTALL_PACKAGES permission, so we're less strict 13454 // about installerPackageName. 13455 13456 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 13457 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 13458 } 13459 13460 UserHandle user; 13461 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 13462 user = UserHandle.ALL; 13463 } else { 13464 user = new UserHandle(userId); 13465 } 13466 13467 // Only system components can circumvent runtime permissions when installing. 13468 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 13469 && mContext.checkCallingOrSelfPermission(Manifest.permission 13470 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 13471 throw new SecurityException("You need the " 13472 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 13473 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 13474 } 13475 13476 if ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0 13477 || (installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 13478 throw new IllegalArgumentException( 13479 "New installs into ASEC containers no longer supported"); 13480 } 13481 13482 final File originFile = new File(originPath); 13483 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 13484 13485 final Message msg = mHandler.obtainMessage(INIT_COPY); 13486 final VerificationInfo verificationInfo = new VerificationInfo( 13487 null /*originatingUri*/, null /*referrer*/, -1 /*originatingUid*/, callingUid); 13488 final InstallParams params = new InstallParams(origin, null /*moveInfo*/, observer, 13489 installFlags, installerPackageName, null /*volumeUuid*/, verificationInfo, user, 13490 null /*packageAbiOverride*/, null /*grantedPermissions*/, 13491 null /*certificates*/, PackageManager.INSTALL_REASON_UNKNOWN); 13492 params.setTraceMethod("installAsUser").setTraceCookie(System.identityHashCode(params)); 13493 msg.obj = params; 13494 13495 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installAsUser", 13496 System.identityHashCode(msg.obj)); 13497 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 13498 System.identityHashCode(msg.obj)); 13499 13500 mHandler.sendMessage(msg); 13501 } 13502 13503 13504 /** 13505 * Ensure that the install reason matches what we know about the package installer (e.g. whether 13506 * it is acting on behalf on an enterprise or the user). 13507 * 13508 * Note that the ordering of the conditionals in this method is important. The checks we perform 13509 * are as follows, in this order: 13510 * 13511 * 1) If the install is being performed by a system app, we can trust the app to have set the 13512 * install reason correctly. Thus, we pass through the install reason unchanged, no matter 13513 * what it is. 13514 * 2) If the install is being performed by a device or profile owner app, the install reason 13515 * should be enterprise policy. However, we cannot be sure that the device or profile owner 13516 * set the install reason correctly. If the app targets an older SDK version where install 13517 * reasons did not exist yet, or if the app author simply forgot, the install reason may be 13518 * unset or wrong. Thus, we force the install reason to be enterprise policy. 13519 * 3) In all other cases, the install is being performed by a regular app that is neither part 13520 * of the system nor a device or profile owner. We have no reason to believe that this app is 13521 * acting on behalf of the enterprise admin. Thus, we check whether the install reason was 13522 * set to enterprise policy and if so, change it to unknown instead. 13523 */ 13524 private int fixUpInstallReason(String installerPackageName, int installerUid, 13525 int installReason) { 13526 if (checkUidPermission(android.Manifest.permission.INSTALL_PACKAGES, installerUid) 13527 == PERMISSION_GRANTED) { 13528 // If the install is being performed by a system app, we trust that app to have set the 13529 // install reason correctly. 13530 return installReason; 13531 } 13532 13533 final IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 13534 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 13535 if (dpm != null) { 13536 ComponentName owner = null; 13537 try { 13538 owner = dpm.getDeviceOwnerComponent(true /* callingUserOnly */); 13539 if (owner == null) { 13540 owner = dpm.getProfileOwner(UserHandle.getUserId(installerUid)); 13541 } 13542 } catch (RemoteException e) { 13543 } 13544 if (owner != null && owner.getPackageName().equals(installerPackageName)) { 13545 // If the install is being performed by a device or profile owner, the install 13546 // reason should be enterprise policy. 13547 return PackageManager.INSTALL_REASON_POLICY; 13548 } 13549 } 13550 13551 if (installReason == PackageManager.INSTALL_REASON_POLICY) { 13552 // If the install is being performed by a regular app (i.e. neither system app nor 13553 // device or profile owner), we have no reason to believe that the app is acting on 13554 // behalf of an enterprise. If the app set the install reason to enterprise policy, 13555 // change it to unknown instead. 13556 return PackageManager.INSTALL_REASON_UNKNOWN; 13557 } 13558 13559 // If the install is being performed by a regular app and the install reason was set to any 13560 // value but enterprise policy, leave the install reason unchanged. 13561 return installReason; 13562 } 13563 13564 void installStage(String packageName, File stagedDir, String stagedCid, 13565 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 13566 String installerPackageName, int installerUid, UserHandle user, 13567 Certificate[][] certificates) { 13568 if (DEBUG_EPHEMERAL) { 13569 if ((sessionParams.installFlags & PackageManager.INSTALL_INSTANT_APP) != 0) { 13570 Slog.d(TAG, "Ephemeral install of " + packageName); 13571 } 13572 } 13573 final VerificationInfo verificationInfo = new VerificationInfo( 13574 sessionParams.originatingUri, sessionParams.referrerUri, 13575 sessionParams.originatingUid, installerUid); 13576 13577 final OriginInfo origin; 13578 if (stagedDir != null) { 13579 origin = OriginInfo.fromStagedFile(stagedDir); 13580 } else { 13581 origin = OriginInfo.fromStagedContainer(stagedCid); 13582 } 13583 13584 final Message msg = mHandler.obtainMessage(INIT_COPY); 13585 final int installReason = fixUpInstallReason(installerPackageName, installerUid, 13586 sessionParams.installReason); 13587 final InstallParams params = new InstallParams(origin, null, observer, 13588 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 13589 verificationInfo, user, sessionParams.abiOverride, 13590 sessionParams.grantedRuntimePermissions, certificates, installReason); 13591 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 13592 msg.obj = params; 13593 13594 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 13595 System.identityHashCode(msg.obj)); 13596 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 13597 System.identityHashCode(msg.obj)); 13598 13599 mHandler.sendMessage(msg); 13600 } 13601 13602 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, 13603 int userId) { 13604 final boolean isSystem = isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 13605 sendPackageAddedForNewUsers(packageName, isSystem, pkgSetting.appId, userId); 13606 } 13607 13608 public void sendPackageAddedForNewUsers(String packageName, boolean isSystem, int appId, int... userIds) { 13609 if (ArrayUtils.isEmpty(userIds)) { 13610 return; 13611 } 13612 Bundle extras = new Bundle(1); 13613 // Set to UID of the first user, EXTRA_UID is automatically updated in sendPackageBroadcast 13614 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userIds[0], appId)); 13615 13616 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 13617 packageName, extras, 0, null, null, userIds); 13618 if (isSystem) { 13619 mHandler.post(() -> { 13620 for (int userId : userIds) { 13621 sendBootCompletedBroadcastToSystemApp(packageName, userId); 13622 } 13623 } 13624 ); 13625 } 13626 } 13627 13628 /** 13629 * The just-installed/enabled app is bundled on the system, so presumed to be able to run 13630 * automatically without needing an explicit launch. 13631 * Send it a LOCKED_BOOT_COMPLETED/BOOT_COMPLETED if it would ordinarily have gotten ones. 13632 */ 13633 private void sendBootCompletedBroadcastToSystemApp(String packageName, int userId) { 13634 // If user is not running, the app didn't miss any broadcast 13635 if (!mUserManagerInternal.isUserRunning(userId)) { 13636 return; 13637 } 13638 final IActivityManager am = ActivityManager.getService(); 13639 try { 13640 // Deliver LOCKED_BOOT_COMPLETED first 13641 Intent lockedBcIntent = new Intent(Intent.ACTION_LOCKED_BOOT_COMPLETED) 13642 .setPackage(packageName); 13643 final String[] requiredPermissions = {Manifest.permission.RECEIVE_BOOT_COMPLETED}; 13644 am.broadcastIntent(null, lockedBcIntent, null, null, 0, null, null, requiredPermissions, 13645 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13646 13647 // Deliver BOOT_COMPLETED only if user is unlocked 13648 if (mUserManagerInternal.isUserUnlockingOrUnlocked(userId)) { 13649 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED).setPackage(packageName); 13650 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, requiredPermissions, 13651 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13652 } 13653 } catch (RemoteException e) { 13654 throw e.rethrowFromSystemServer(); 13655 } 13656 } 13657 13658 @Override 13659 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 13660 int userId) { 13661 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13662 PackageSetting pkgSetting; 13663 final int uid = Binder.getCallingUid(); 13664 enforceCrossUserPermission(uid, userId, 13665 true /* requireFullPermission */, true /* checkShell */, 13666 "setApplicationHiddenSetting for user " + userId); 13667 13668 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 13669 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 13670 return false; 13671 } 13672 13673 long callingId = Binder.clearCallingIdentity(); 13674 try { 13675 boolean sendAdded = false; 13676 boolean sendRemoved = false; 13677 // writer 13678 synchronized (mPackages) { 13679 pkgSetting = mSettings.mPackages.get(packageName); 13680 if (pkgSetting == null) { 13681 return false; 13682 } 13683 // Do not allow "android" is being disabled 13684 if ("android".equals(packageName)) { 13685 Slog.w(TAG, "Cannot hide package: android"); 13686 return false; 13687 } 13688 // Cannot hide static shared libs as they are considered 13689 // a part of the using app (emulating static linking). Also 13690 // static libs are installed always on internal storage. 13691 PackageParser.Package pkg = mPackages.get(packageName); 13692 if (pkg != null && pkg.staticSharedLibName != null) { 13693 Slog.w(TAG, "Cannot hide package: " + packageName 13694 + " providing static shared library: " 13695 + pkg.staticSharedLibName); 13696 return false; 13697 } 13698 // Only allow protected packages to hide themselves. 13699 if (hidden && !UserHandle.isSameApp(uid, pkgSetting.appId) 13700 && mProtectedPackages.isPackageStateProtected(userId, packageName)) { 13701 Slog.w(TAG, "Not hiding protected package: " + packageName); 13702 return false; 13703 } 13704 13705 if (pkgSetting.getHidden(userId) != hidden) { 13706 pkgSetting.setHidden(hidden, userId); 13707 mSettings.writePackageRestrictionsLPr(userId); 13708 if (hidden) { 13709 sendRemoved = true; 13710 } else { 13711 sendAdded = true; 13712 } 13713 } 13714 } 13715 if (sendAdded) { 13716 sendPackageAddedForUser(packageName, pkgSetting, userId); 13717 return true; 13718 } 13719 if (sendRemoved) { 13720 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 13721 "hiding pkg"); 13722 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 13723 return true; 13724 } 13725 } finally { 13726 Binder.restoreCallingIdentity(callingId); 13727 } 13728 return false; 13729 } 13730 13731 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 13732 int userId) { 13733 final PackageRemovedInfo info = new PackageRemovedInfo(this); 13734 info.removedPackage = packageName; 13735 info.installerPackageName = pkgSetting.installerPackageName; 13736 info.removedUsers = new int[] {userId}; 13737 info.broadcastUsers = new int[] {userId}; 13738 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 13739 info.sendPackageRemovedBroadcasts(true /*killApp*/); 13740 } 13741 13742 private void sendPackagesSuspendedForUser(String[] pkgList, int userId, boolean suspended) { 13743 if (pkgList.length > 0) { 13744 Bundle extras = new Bundle(1); 13745 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 13746 13747 sendPackageBroadcast( 13748 suspended ? Intent.ACTION_PACKAGES_SUSPENDED 13749 : Intent.ACTION_PACKAGES_UNSUSPENDED, 13750 null, extras, Intent.FLAG_RECEIVER_REGISTERED_ONLY, null, null, 13751 new int[] {userId}); 13752 } 13753 } 13754 13755 /** 13756 * Returns true if application is not found or there was an error. Otherwise it returns 13757 * the hidden state of the package for the given user. 13758 */ 13759 @Override 13760 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 13761 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13762 enforceCrossUserPermission(Binder.getCallingUid(), userId, 13763 true /* requireFullPermission */, false /* checkShell */, 13764 "getApplicationHidden for user " + userId); 13765 PackageSetting pkgSetting; 13766 long callingId = Binder.clearCallingIdentity(); 13767 try { 13768 // writer 13769 synchronized (mPackages) { 13770 pkgSetting = mSettings.mPackages.get(packageName); 13771 if (pkgSetting == null) { 13772 return true; 13773 } 13774 return pkgSetting.getHidden(userId); 13775 } 13776 } finally { 13777 Binder.restoreCallingIdentity(callingId); 13778 } 13779 } 13780 13781 /** 13782 * @hide 13783 */ 13784 @Override 13785 public int installExistingPackageAsUser(String packageName, int userId, int installFlags, 13786 int installReason) { 13787 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 13788 null); 13789 PackageSetting pkgSetting; 13790 final int uid = Binder.getCallingUid(); 13791 enforceCrossUserPermission(uid, userId, 13792 true /* requireFullPermission */, true /* checkShell */, 13793 "installExistingPackage for user " + userId); 13794 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 13795 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 13796 } 13797 13798 long callingId = Binder.clearCallingIdentity(); 13799 try { 13800 boolean installed = false; 13801 final boolean instantApp = 13802 (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 13803 final boolean fullApp = 13804 (installFlags & PackageManager.INSTALL_FULL_APP) != 0; 13805 13806 // writer 13807 synchronized (mPackages) { 13808 pkgSetting = mSettings.mPackages.get(packageName); 13809 if (pkgSetting == null) { 13810 return PackageManager.INSTALL_FAILED_INVALID_URI; 13811 } 13812 if (!pkgSetting.getInstalled(userId)) { 13813 pkgSetting.setInstalled(true, userId); 13814 pkgSetting.setHidden(false, userId); 13815 pkgSetting.setInstallReason(installReason, userId); 13816 mSettings.writePackageRestrictionsLPr(userId); 13817 mSettings.writeKernelMappingLPr(pkgSetting); 13818 installed = true; 13819 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 13820 // upgrade app from instant to full; we don't allow app downgrade 13821 installed = true; 13822 } 13823 setInstantAppForUser(pkgSetting, userId, instantApp, fullApp); 13824 } 13825 13826 if (installed) { 13827 if (pkgSetting.pkg != null) { 13828 synchronized (mInstallLock) { 13829 // We don't need to freeze for a brand new install 13830 prepareAppDataAfterInstallLIF(pkgSetting.pkg); 13831 } 13832 } 13833 sendPackageAddedForUser(packageName, pkgSetting, userId); 13834 synchronized (mPackages) { 13835 updateSequenceNumberLP(packageName, new int[]{ userId }); 13836 } 13837 } 13838 } finally { 13839 Binder.restoreCallingIdentity(callingId); 13840 } 13841 13842 return PackageManager.INSTALL_SUCCEEDED; 13843 } 13844 13845 void setInstantAppForUser(PackageSetting pkgSetting, int userId, 13846 boolean instantApp, boolean fullApp) { 13847 // no state specified; do nothing 13848 if (!instantApp && !fullApp) { 13849 return; 13850 } 13851 if (userId != UserHandle.USER_ALL) { 13852 if (instantApp && !pkgSetting.getInstantApp(userId)) { 13853 pkgSetting.setInstantApp(true /*instantApp*/, userId); 13854 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 13855 pkgSetting.setInstantApp(false /*instantApp*/, userId); 13856 } 13857 } else { 13858 for (int currentUserId : sUserManager.getUserIds()) { 13859 if (instantApp && !pkgSetting.getInstantApp(currentUserId)) { 13860 pkgSetting.setInstantApp(true /*instantApp*/, currentUserId); 13861 } else if (fullApp && pkgSetting.getInstantApp(currentUserId)) { 13862 pkgSetting.setInstantApp(false /*instantApp*/, currentUserId); 13863 } 13864 } 13865 } 13866 } 13867 13868 boolean isUserRestricted(int userId, String restrictionKey) { 13869 Bundle restrictions = sUserManager.getUserRestrictions(userId); 13870 if (restrictions.getBoolean(restrictionKey, false)) { 13871 Log.w(TAG, "User is restricted: " + restrictionKey); 13872 return true; 13873 } 13874 return false; 13875 } 13876 13877 @Override 13878 public String[] setPackagesSuspendedAsUser(String[] packageNames, boolean suspended, 13879 int userId) { 13880 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13881 enforceCrossUserPermission(Binder.getCallingUid(), userId, 13882 true /* requireFullPermission */, true /* checkShell */, 13883 "setPackagesSuspended for user " + userId); 13884 13885 if (ArrayUtils.isEmpty(packageNames)) { 13886 return packageNames; 13887 } 13888 13889 // List of package names for whom the suspended state has changed. 13890 List<String> changedPackages = new ArrayList<>(packageNames.length); 13891 // List of package names for whom the suspended state is not set as requested in this 13892 // method. 13893 List<String> unactionedPackages = new ArrayList<>(packageNames.length); 13894 long callingId = Binder.clearCallingIdentity(); 13895 try { 13896 for (int i = 0; i < packageNames.length; i++) { 13897 String packageName = packageNames[i]; 13898 boolean changed = false; 13899 final int appId; 13900 synchronized (mPackages) { 13901 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 13902 if (pkgSetting == null) { 13903 Slog.w(TAG, "Could not find package setting for package \"" + packageName 13904 + "\". Skipping suspending/un-suspending."); 13905 unactionedPackages.add(packageName); 13906 continue; 13907 } 13908 appId = pkgSetting.appId; 13909 if (pkgSetting.getSuspended(userId) != suspended) { 13910 if (!canSuspendPackageForUserLocked(packageName, userId)) { 13911 unactionedPackages.add(packageName); 13912 continue; 13913 } 13914 pkgSetting.setSuspended(suspended, userId); 13915 mSettings.writePackageRestrictionsLPr(userId); 13916 changed = true; 13917 changedPackages.add(packageName); 13918 } 13919 } 13920 13921 if (changed && suspended) { 13922 killApplication(packageName, UserHandle.getUid(userId, appId), 13923 "suspending package"); 13924 } 13925 } 13926 } finally { 13927 Binder.restoreCallingIdentity(callingId); 13928 } 13929 13930 if (!changedPackages.isEmpty()) { 13931 sendPackagesSuspendedForUser(changedPackages.toArray( 13932 new String[changedPackages.size()]), userId, suspended); 13933 } 13934 13935 return unactionedPackages.toArray(new String[unactionedPackages.size()]); 13936 } 13937 13938 @Override 13939 public boolean isPackageSuspendedForUser(String packageName, int userId) { 13940 enforceCrossUserPermission(Binder.getCallingUid(), userId, 13941 true /* requireFullPermission */, false /* checkShell */, 13942 "isPackageSuspendedForUser for user " + userId); 13943 synchronized (mPackages) { 13944 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 13945 if (pkgSetting == null) { 13946 throw new IllegalArgumentException("Unknown target package: " + packageName); 13947 } 13948 return pkgSetting.getSuspended(userId); 13949 } 13950 } 13951 13952 private boolean canSuspendPackageForUserLocked(String packageName, int userId) { 13953 if (isPackageDeviceAdmin(packageName, userId)) { 13954 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13955 + "\": has an active device admin"); 13956 return false; 13957 } 13958 13959 String activeLauncherPackageName = getActiveLauncherPackageName(userId); 13960 if (packageName.equals(activeLauncherPackageName)) { 13961 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13962 + "\": contains the active launcher"); 13963 return false; 13964 } 13965 13966 if (packageName.equals(mRequiredInstallerPackage)) { 13967 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13968 + "\": required for package installation"); 13969 return false; 13970 } 13971 13972 if (packageName.equals(mRequiredUninstallerPackage)) { 13973 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13974 + "\": required for package uninstallation"); 13975 return false; 13976 } 13977 13978 if (packageName.equals(mRequiredVerifierPackage)) { 13979 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13980 + "\": required for package verification"); 13981 return false; 13982 } 13983 13984 if (packageName.equals(getDefaultDialerPackageName(userId))) { 13985 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13986 + "\": is the default dialer"); 13987 return false; 13988 } 13989 13990 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 13991 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13992 + "\": protected package"); 13993 return false; 13994 } 13995 13996 // Cannot suspend static shared libs as they are considered 13997 // a part of the using app (emulating static linking). Also 13998 // static libs are installed always on internal storage. 13999 PackageParser.Package pkg = mPackages.get(packageName); 14000 if (pkg != null && pkg.applicationInfo.isStaticSharedLibrary()) { 14001 Slog.w(TAG, "Cannot suspend package: " + packageName 14002 + " providing static shared library: " 14003 + pkg.staticSharedLibName); 14004 return false; 14005 } 14006 14007 return true; 14008 } 14009 14010 private String getActiveLauncherPackageName(int userId) { 14011 Intent intent = new Intent(Intent.ACTION_MAIN); 14012 intent.addCategory(Intent.CATEGORY_HOME); 14013 ResolveInfo resolveInfo = resolveIntent( 14014 intent, 14015 intent.resolveTypeIfNeeded(mContext.getContentResolver()), 14016 PackageManager.MATCH_DEFAULT_ONLY, 14017 userId); 14018 14019 return resolveInfo == null ? null : resolveInfo.activityInfo.packageName; 14020 } 14021 14022 private String getDefaultDialerPackageName(int userId) { 14023 synchronized (mPackages) { 14024 return mSettings.getDefaultDialerPackageNameLPw(userId); 14025 } 14026 } 14027 14028 @Override 14029 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 14030 mContext.enforceCallingOrSelfPermission( 14031 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 14032 "Only package verification agents can verify applications"); 14033 14034 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 14035 final PackageVerificationResponse response = new PackageVerificationResponse( 14036 verificationCode, Binder.getCallingUid()); 14037 msg.arg1 = id; 14038 msg.obj = response; 14039 mHandler.sendMessage(msg); 14040 } 14041 14042 @Override 14043 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 14044 long millisecondsToDelay) { 14045 mContext.enforceCallingOrSelfPermission( 14046 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 14047 "Only package verification agents can extend verification timeouts"); 14048 14049 final PackageVerificationState state = mPendingVerification.get(id); 14050 final PackageVerificationResponse response = new PackageVerificationResponse( 14051 verificationCodeAtTimeout, Binder.getCallingUid()); 14052 14053 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 14054 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 14055 } 14056 if (millisecondsToDelay < 0) { 14057 millisecondsToDelay = 0; 14058 } 14059 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 14060 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 14061 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 14062 } 14063 14064 if ((state != null) && !state.timeoutExtended()) { 14065 state.extendTimeout(); 14066 14067 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 14068 msg.arg1 = id; 14069 msg.obj = response; 14070 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 14071 } 14072 } 14073 14074 private void broadcastPackageVerified(int verificationId, Uri packageUri, 14075 int verificationCode, UserHandle user) { 14076 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 14077 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 14078 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 14079 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 14080 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 14081 14082 mContext.sendBroadcastAsUser(intent, user, 14083 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 14084 } 14085 14086 private ComponentName matchComponentForVerifier(String packageName, 14087 List<ResolveInfo> receivers) { 14088 ActivityInfo targetReceiver = null; 14089 14090 final int NR = receivers.size(); 14091 for (int i = 0; i < NR; i++) { 14092 final ResolveInfo info = receivers.get(i); 14093 if (info.activityInfo == null) { 14094 continue; 14095 } 14096 14097 if (packageName.equals(info.activityInfo.packageName)) { 14098 targetReceiver = info.activityInfo; 14099 break; 14100 } 14101 } 14102 14103 if (targetReceiver == null) { 14104 return null; 14105 } 14106 14107 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 14108 } 14109 14110 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 14111 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 14112 if (pkgInfo.verifiers.length == 0) { 14113 return null; 14114 } 14115 14116 final int N = pkgInfo.verifiers.length; 14117 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 14118 for (int i = 0; i < N; i++) { 14119 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 14120 14121 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 14122 receivers); 14123 if (comp == null) { 14124 continue; 14125 } 14126 14127 final int verifierUid = getUidForVerifier(verifierInfo); 14128 if (verifierUid == -1) { 14129 continue; 14130 } 14131 14132 if (DEBUG_VERIFY) { 14133 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 14134 + " with the correct signature"); 14135 } 14136 sufficientVerifiers.add(comp); 14137 verificationState.addSufficientVerifier(verifierUid); 14138 } 14139 14140 return sufficientVerifiers; 14141 } 14142 14143 private int getUidForVerifier(VerifierInfo verifierInfo) { 14144 synchronized (mPackages) { 14145 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 14146 if (pkg == null) { 14147 return -1; 14148 } else if (pkg.mSignatures.length != 1) { 14149 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 14150 + " has more than one signature; ignoring"); 14151 return -1; 14152 } 14153 14154 /* 14155 * If the public key of the package's signature does not match 14156 * our expected public key, then this is a different package and 14157 * we should skip. 14158 */ 14159 14160 final byte[] expectedPublicKey; 14161 try { 14162 final Signature verifierSig = pkg.mSignatures[0]; 14163 final PublicKey publicKey = verifierSig.getPublicKey(); 14164 expectedPublicKey = publicKey.getEncoded(); 14165 } catch (CertificateException e) { 14166 return -1; 14167 } 14168 14169 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 14170 14171 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 14172 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 14173 + " does not have the expected public key; ignoring"); 14174 return -1; 14175 } 14176 14177 return pkg.applicationInfo.uid; 14178 } 14179 } 14180 14181 @Override 14182 public void finishPackageInstall(int token, boolean didLaunch) { 14183 enforceSystemOrRoot("Only the system is allowed to finish installs"); 14184 14185 if (DEBUG_INSTALL) { 14186 Slog.v(TAG, "BM finishing package install for " + token); 14187 } 14188 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 14189 14190 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, didLaunch ? 1 : 0); 14191 mHandler.sendMessage(msg); 14192 } 14193 14194 /** 14195 * Get the verification agent timeout. Used for both the APK verifier and the 14196 * intent filter verifier. 14197 * 14198 * @return verification timeout in milliseconds 14199 */ 14200 private long getVerificationTimeout() { 14201 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 14202 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 14203 DEFAULT_VERIFICATION_TIMEOUT); 14204 } 14205 14206 /** 14207 * Get the default verification agent response code. 14208 * 14209 * @return default verification response code 14210 */ 14211 private int getDefaultVerificationResponse() { 14212 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14213 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 14214 DEFAULT_VERIFICATION_RESPONSE); 14215 } 14216 14217 /** 14218 * Check whether or not package verification has been enabled. 14219 * 14220 * @return true if verification should be performed 14221 */ 14222 private boolean isVerificationEnabled(int userId, int installFlags) { 14223 if (!DEFAULT_VERIFY_ENABLE) { 14224 return false; 14225 } 14226 14227 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 14228 14229 // Check if installing from ADB 14230 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 14231 // Do not run verification in a test harness environment 14232 if (ActivityManager.isRunningInTestHarness()) { 14233 return false; 14234 } 14235 if (ensureVerifyAppsEnabled) { 14236 return true; 14237 } 14238 // Check if the developer does not want package verification for ADB installs 14239 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14240 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 14241 return false; 14242 } 14243 } 14244 14245 if (ensureVerifyAppsEnabled) { 14246 return true; 14247 } 14248 14249 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14250 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 14251 } 14252 14253 @Override 14254 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 14255 throws RemoteException { 14256 mContext.enforceCallingOrSelfPermission( 14257 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 14258 "Only intentfilter verification agents can verify applications"); 14259 14260 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 14261 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 14262 Binder.getCallingUid(), verificationCode, failedDomains); 14263 msg.arg1 = id; 14264 msg.obj = response; 14265 mHandler.sendMessage(msg); 14266 } 14267 14268 @Override 14269 public int getIntentVerificationStatus(String packageName, int userId) { 14270 synchronized (mPackages) { 14271 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 14272 } 14273 } 14274 14275 @Override 14276 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 14277 mContext.enforceCallingOrSelfPermission( 14278 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14279 14280 boolean result = false; 14281 synchronized (mPackages) { 14282 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 14283 } 14284 if (result) { 14285 scheduleWritePackageRestrictionsLocked(userId); 14286 } 14287 return result; 14288 } 14289 14290 @Override 14291 public @NonNull ParceledListSlice<IntentFilterVerificationInfo> getIntentFilterVerifications( 14292 String packageName) { 14293 synchronized (mPackages) { 14294 return new ParceledListSlice<>(mSettings.getIntentFilterVerificationsLPr(packageName)); 14295 } 14296 } 14297 14298 @Override 14299 public @NonNull ParceledListSlice<IntentFilter> getAllIntentFilters(String packageName) { 14300 if (TextUtils.isEmpty(packageName)) { 14301 return ParceledListSlice.emptyList(); 14302 } 14303 synchronized (mPackages) { 14304 PackageParser.Package pkg = mPackages.get(packageName); 14305 if (pkg == null || pkg.activities == null) { 14306 return ParceledListSlice.emptyList(); 14307 } 14308 final int count = pkg.activities.size(); 14309 ArrayList<IntentFilter> result = new ArrayList<>(); 14310 for (int n=0; n<count; n++) { 14311 PackageParser.Activity activity = pkg.activities.get(n); 14312 if (activity.intents != null && activity.intents.size() > 0) { 14313 result.addAll(activity.intents); 14314 } 14315 } 14316 return new ParceledListSlice<>(result); 14317 } 14318 } 14319 14320 @Override 14321 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 14322 mContext.enforceCallingOrSelfPermission( 14323 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14324 14325 synchronized (mPackages) { 14326 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 14327 if (packageName != null) { 14328 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 14329 packageName, userId); 14330 } 14331 return result; 14332 } 14333 } 14334 14335 @Override 14336 public String getDefaultBrowserPackageName(int userId) { 14337 synchronized (mPackages) { 14338 return mSettings.getDefaultBrowserPackageNameLPw(userId); 14339 } 14340 } 14341 14342 /** 14343 * Get the "allow unknown sources" setting. 14344 * 14345 * @return the current "allow unknown sources" setting 14346 */ 14347 private int getUnknownSourcesSettings() { 14348 return android.provider.Settings.Secure.getInt(mContext.getContentResolver(), 14349 android.provider.Settings.Secure.INSTALL_NON_MARKET_APPS, 14350 -1); 14351 } 14352 14353 @Override 14354 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 14355 final int uid = Binder.getCallingUid(); 14356 // writer 14357 synchronized (mPackages) { 14358 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 14359 if (targetPackageSetting == null) { 14360 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 14361 } 14362 14363 PackageSetting installerPackageSetting; 14364 if (installerPackageName != null) { 14365 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 14366 if (installerPackageSetting == null) { 14367 throw new IllegalArgumentException("Unknown installer package: " 14368 + installerPackageName); 14369 } 14370 } else { 14371 installerPackageSetting = null; 14372 } 14373 14374 Signature[] callerSignature; 14375 Object obj = mSettings.getUserIdLPr(uid); 14376 if (obj != null) { 14377 if (obj instanceof SharedUserSetting) { 14378 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 14379 } else if (obj instanceof PackageSetting) { 14380 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 14381 } else { 14382 throw new SecurityException("Bad object " + obj + " for uid " + uid); 14383 } 14384 } else { 14385 throw new SecurityException("Unknown calling UID: " + uid); 14386 } 14387 14388 // Verify: can't set installerPackageName to a package that is 14389 // not signed with the same cert as the caller. 14390 if (installerPackageSetting != null) { 14391 if (compareSignatures(callerSignature, 14392 installerPackageSetting.signatures.mSignatures) 14393 != PackageManager.SIGNATURE_MATCH) { 14394 throw new SecurityException( 14395 "Caller does not have same cert as new installer package " 14396 + installerPackageName); 14397 } 14398 } 14399 14400 // Verify: if target already has an installer package, it must 14401 // be signed with the same cert as the caller. 14402 if (targetPackageSetting.installerPackageName != null) { 14403 PackageSetting setting = mSettings.mPackages.get( 14404 targetPackageSetting.installerPackageName); 14405 // If the currently set package isn't valid, then it's always 14406 // okay to change it. 14407 if (setting != null) { 14408 if (compareSignatures(callerSignature, 14409 setting.signatures.mSignatures) 14410 != PackageManager.SIGNATURE_MATCH) { 14411 throw new SecurityException( 14412 "Caller does not have same cert as old installer package " 14413 + targetPackageSetting.installerPackageName); 14414 } 14415 } 14416 } 14417 14418 // Okay! 14419 targetPackageSetting.installerPackageName = installerPackageName; 14420 if (installerPackageName != null) { 14421 mSettings.mInstallerPackages.add(installerPackageName); 14422 } 14423 scheduleWriteSettingsLocked(); 14424 } 14425 } 14426 14427 @Override 14428 public void setApplicationCategoryHint(String packageName, int categoryHint, 14429 String callerPackageName) { 14430 mContext.getSystemService(AppOpsManager.class).checkPackage(Binder.getCallingUid(), 14431 callerPackageName); 14432 synchronized (mPackages) { 14433 PackageSetting ps = mSettings.mPackages.get(packageName); 14434 if (ps == null) { 14435 throw new IllegalArgumentException("Unknown target package " + packageName); 14436 } 14437 14438 if (!Objects.equals(callerPackageName, ps.installerPackageName)) { 14439 throw new IllegalArgumentException("Calling package " + callerPackageName 14440 + " is not installer for " + packageName); 14441 } 14442 14443 if (ps.categoryHint != categoryHint) { 14444 ps.categoryHint = categoryHint; 14445 scheduleWriteSettingsLocked(); 14446 } 14447 } 14448 } 14449 14450 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 14451 // Queue up an async operation since the package installation may take a little while. 14452 mHandler.post(new Runnable() { 14453 public void run() { 14454 mHandler.removeCallbacks(this); 14455 // Result object to be returned 14456 PackageInstalledInfo res = new PackageInstalledInfo(); 14457 res.setReturnCode(currentStatus); 14458 res.uid = -1; 14459 res.pkg = null; 14460 res.removedInfo = null; 14461 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 14462 args.doPreInstall(res.returnCode); 14463 synchronized (mInstallLock) { 14464 installPackageTracedLI(args, res); 14465 } 14466 args.doPostInstall(res.returnCode, res.uid); 14467 } 14468 14469 // A restore should be performed at this point if (a) the install 14470 // succeeded, (b) the operation is not an update, and (c) the new 14471 // package has not opted out of backup participation. 14472 final boolean update = res.removedInfo != null 14473 && res.removedInfo.removedPackage != null; 14474 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 14475 boolean doRestore = !update 14476 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 14477 14478 // Set up the post-install work request bookkeeping. This will be used 14479 // and cleaned up by the post-install event handling regardless of whether 14480 // there's a restore pass performed. Token values are >= 1. 14481 int token; 14482 if (mNextInstallToken < 0) mNextInstallToken = 1; 14483 token = mNextInstallToken++; 14484 14485 PostInstallData data = new PostInstallData(args, res); 14486 mRunningInstalls.put(token, data); 14487 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 14488 14489 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 14490 // Pass responsibility to the Backup Manager. It will perform a 14491 // restore if appropriate, then pass responsibility back to the 14492 // Package Manager to run the post-install observer callbacks 14493 // and broadcasts. 14494 IBackupManager bm = IBackupManager.Stub.asInterface( 14495 ServiceManager.getService(Context.BACKUP_SERVICE)); 14496 if (bm != null) { 14497 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 14498 + " to BM for possible restore"); 14499 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 14500 try { 14501 // TODO: http://b/22388012 14502 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 14503 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 14504 } else { 14505 doRestore = false; 14506 } 14507 } catch (RemoteException e) { 14508 // can't happen; the backup manager is local 14509 } catch (Exception e) { 14510 Slog.e(TAG, "Exception trying to enqueue restore", e); 14511 doRestore = false; 14512 } 14513 } else { 14514 Slog.e(TAG, "Backup Manager not found!"); 14515 doRestore = false; 14516 } 14517 } 14518 14519 if (!doRestore) { 14520 // No restore possible, or the Backup Manager was mysteriously not 14521 // available -- just fire the post-install work request directly. 14522 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 14523 14524 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 14525 14526 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 14527 mHandler.sendMessage(msg); 14528 } 14529 } 14530 }); 14531 } 14532 14533 /** 14534 * Callback from PackageSettings whenever an app is first transitioned out of the 14535 * 'stopped' state. Normally we just issue the broadcast, but we can't do that if 14536 * the app was "launched" for a restoreAtInstall operation. Therefore we check 14537 * here whether the app is the target of an ongoing install, and only send the 14538 * broadcast immediately if it is not in that state. If it *is* undergoing a restore, 14539 * the first-launch broadcast will be sent implicitly on that basis in POST_INSTALL 14540 * handling. 14541 */ 14542 void notifyFirstLaunch(final String pkgName, final String installerPackage, final int userId) { 14543 // Serialize this with the rest of the install-process message chain. In the 14544 // restore-at-install case, this Runnable will necessarily run before the 14545 // POST_INSTALL message is processed, so the contents of mRunningInstalls 14546 // are coherent. In the non-restore case, the app has already completed install 14547 // and been launched through some other means, so it is not in a problematic 14548 // state for observers to see the FIRST_LAUNCH signal. 14549 mHandler.post(new Runnable() { 14550 @Override 14551 public void run() { 14552 for (int i = 0; i < mRunningInstalls.size(); i++) { 14553 final PostInstallData data = mRunningInstalls.valueAt(i); 14554 if (data.res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 14555 continue; 14556 } 14557 if (pkgName.equals(data.res.pkg.applicationInfo.packageName)) { 14558 // right package; but is it for the right user? 14559 for (int uIndex = 0; uIndex < data.res.newUsers.length; uIndex++) { 14560 if (userId == data.res.newUsers[uIndex]) { 14561 if (DEBUG_BACKUP) { 14562 Slog.i(TAG, "Package " + pkgName 14563 + " being restored so deferring FIRST_LAUNCH"); 14564 } 14565 return; 14566 } 14567 } 14568 } 14569 } 14570 // didn't find it, so not being restored 14571 if (DEBUG_BACKUP) { 14572 Slog.i(TAG, "Package " + pkgName + " sending normal FIRST_LAUNCH"); 14573 } 14574 sendFirstLaunchBroadcast(pkgName, installerPackage, new int[] {userId}); 14575 } 14576 }); 14577 } 14578 14579 private void sendFirstLaunchBroadcast(String pkgName, String installerPkg, int[] userIds) { 14580 sendPackageBroadcast(Intent.ACTION_PACKAGE_FIRST_LAUNCH, pkgName, null, 0, 14581 installerPkg, null, userIds); 14582 } 14583 14584 private abstract class HandlerParams { 14585 private static final int MAX_RETRIES = 4; 14586 14587 /** 14588 * Number of times startCopy() has been attempted and had a non-fatal 14589 * error. 14590 */ 14591 private int mRetries = 0; 14592 14593 /** User handle for the user requesting the information or installation. */ 14594 private final UserHandle mUser; 14595 String traceMethod; 14596 int traceCookie; 14597 14598 HandlerParams(UserHandle user) { 14599 mUser = user; 14600 } 14601 14602 UserHandle getUser() { 14603 return mUser; 14604 } 14605 14606 HandlerParams setTraceMethod(String traceMethod) { 14607 this.traceMethod = traceMethod; 14608 return this; 14609 } 14610 14611 HandlerParams setTraceCookie(int traceCookie) { 14612 this.traceCookie = traceCookie; 14613 return this; 14614 } 14615 14616 final boolean startCopy() { 14617 boolean res; 14618 try { 14619 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 14620 14621 if (++mRetries > MAX_RETRIES) { 14622 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 14623 mHandler.sendEmptyMessage(MCS_GIVE_UP); 14624 handleServiceError(); 14625 return false; 14626 } else { 14627 handleStartCopy(); 14628 res = true; 14629 } 14630 } catch (RemoteException e) { 14631 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 14632 mHandler.sendEmptyMessage(MCS_RECONNECT); 14633 res = false; 14634 } 14635 handleReturnCode(); 14636 return res; 14637 } 14638 14639 final void serviceError() { 14640 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 14641 handleServiceError(); 14642 handleReturnCode(); 14643 } 14644 14645 abstract void handleStartCopy() throws RemoteException; 14646 abstract void handleServiceError(); 14647 abstract void handleReturnCode(); 14648 } 14649 14650 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 14651 for (File path : paths) { 14652 try { 14653 mcs.clearDirectory(path.getAbsolutePath()); 14654 } catch (RemoteException e) { 14655 } 14656 } 14657 } 14658 14659 static class OriginInfo { 14660 /** 14661 * Location where install is coming from, before it has been 14662 * copied/renamed into place. This could be a single monolithic APK 14663 * file, or a cluster directory. This location may be untrusted. 14664 */ 14665 final File file; 14666 final String cid; 14667 14668 /** 14669 * Flag indicating that {@link #file} or {@link #cid} has already been 14670 * staged, meaning downstream users don't need to defensively copy the 14671 * contents. 14672 */ 14673 final boolean staged; 14674 14675 /** 14676 * Flag indicating that {@link #file} or {@link #cid} is an already 14677 * installed app that is being moved. 14678 */ 14679 final boolean existing; 14680 14681 final String resolvedPath; 14682 final File resolvedFile; 14683 14684 static OriginInfo fromNothing() { 14685 return new OriginInfo(null, null, false, false); 14686 } 14687 14688 static OriginInfo fromUntrustedFile(File file) { 14689 return new OriginInfo(file, null, false, false); 14690 } 14691 14692 static OriginInfo fromExistingFile(File file) { 14693 return new OriginInfo(file, null, false, true); 14694 } 14695 14696 static OriginInfo fromStagedFile(File file) { 14697 return new OriginInfo(file, null, true, false); 14698 } 14699 14700 static OriginInfo fromStagedContainer(String cid) { 14701 return new OriginInfo(null, cid, true, false); 14702 } 14703 14704 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 14705 this.file = file; 14706 this.cid = cid; 14707 this.staged = staged; 14708 this.existing = existing; 14709 14710 if (cid != null) { 14711 resolvedPath = PackageHelper.getSdDir(cid); 14712 resolvedFile = new File(resolvedPath); 14713 } else if (file != null) { 14714 resolvedPath = file.getAbsolutePath(); 14715 resolvedFile = file; 14716 } else { 14717 resolvedPath = null; 14718 resolvedFile = null; 14719 } 14720 } 14721 } 14722 14723 static class MoveInfo { 14724 final int moveId; 14725 final String fromUuid; 14726 final String toUuid; 14727 final String packageName; 14728 final String dataAppName; 14729 final int appId; 14730 final String seinfo; 14731 final int targetSdkVersion; 14732 14733 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 14734 String dataAppName, int appId, String seinfo, int targetSdkVersion) { 14735 this.moveId = moveId; 14736 this.fromUuid = fromUuid; 14737 this.toUuid = toUuid; 14738 this.packageName = packageName; 14739 this.dataAppName = dataAppName; 14740 this.appId = appId; 14741 this.seinfo = seinfo; 14742 this.targetSdkVersion = targetSdkVersion; 14743 } 14744 } 14745 14746 static class VerificationInfo { 14747 /** A constant used to indicate that a uid value is not present. */ 14748 public static final int NO_UID = -1; 14749 14750 /** URI referencing where the package was downloaded from. */ 14751 final Uri originatingUri; 14752 14753 /** HTTP referrer URI associated with the originatingURI. */ 14754 final Uri referrer; 14755 14756 /** UID of the application that the install request originated from. */ 14757 final int originatingUid; 14758 14759 /** UID of application requesting the install */ 14760 final int installerUid; 14761 14762 VerificationInfo(Uri originatingUri, Uri referrer, int originatingUid, int installerUid) { 14763 this.originatingUri = originatingUri; 14764 this.referrer = referrer; 14765 this.originatingUid = originatingUid; 14766 this.installerUid = installerUid; 14767 } 14768 } 14769 14770 class InstallParams extends HandlerParams { 14771 final OriginInfo origin; 14772 final MoveInfo move; 14773 final IPackageInstallObserver2 observer; 14774 int installFlags; 14775 final String installerPackageName; 14776 final String volumeUuid; 14777 private InstallArgs mArgs; 14778 private int mRet; 14779 final String packageAbiOverride; 14780 final String[] grantedRuntimePermissions; 14781 final VerificationInfo verificationInfo; 14782 final Certificate[][] certificates; 14783 final int installReason; 14784 14785 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 14786 int installFlags, String installerPackageName, String volumeUuid, 14787 VerificationInfo verificationInfo, UserHandle user, String packageAbiOverride, 14788 String[] grantedPermissions, Certificate[][] certificates, int installReason) { 14789 super(user); 14790 this.origin = origin; 14791 this.move = move; 14792 this.observer = observer; 14793 this.installFlags = installFlags; 14794 this.installerPackageName = installerPackageName; 14795 this.volumeUuid = volumeUuid; 14796 this.verificationInfo = verificationInfo; 14797 this.packageAbiOverride = packageAbiOverride; 14798 this.grantedRuntimePermissions = grantedPermissions; 14799 this.certificates = certificates; 14800 this.installReason = installReason; 14801 } 14802 14803 @Override 14804 public String toString() { 14805 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 14806 + " file=" + origin.file + " cid=" + origin.cid + "}"; 14807 } 14808 14809 private int installLocationPolicy(PackageInfoLite pkgLite) { 14810 String packageName = pkgLite.packageName; 14811 int installLocation = pkgLite.installLocation; 14812 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14813 // reader 14814 synchronized (mPackages) { 14815 // Currently installed package which the new package is attempting to replace or 14816 // null if no such package is installed. 14817 PackageParser.Package installedPkg = mPackages.get(packageName); 14818 // Package which currently owns the data which the new package will own if installed. 14819 // If an app is unstalled while keeping data (e.g., adb uninstall -k), installedPkg 14820 // will be null whereas dataOwnerPkg will contain information about the package 14821 // which was uninstalled while keeping its data. 14822 PackageParser.Package dataOwnerPkg = installedPkg; 14823 if (dataOwnerPkg == null) { 14824 PackageSetting ps = mSettings.mPackages.get(packageName); 14825 if (ps != null) { 14826 dataOwnerPkg = ps.pkg; 14827 } 14828 } 14829 14830 if (dataOwnerPkg != null) { 14831 // If installed, the package will get access to data left on the device by its 14832 // predecessor. As a security measure, this is permited only if this is not a 14833 // version downgrade or if the predecessor package is marked as debuggable and 14834 // a downgrade is explicitly requested. 14835 // 14836 // On debuggable platform builds, downgrades are permitted even for 14837 // non-debuggable packages to make testing easier. Debuggable platform builds do 14838 // not offer security guarantees and thus it's OK to disable some security 14839 // mechanisms to make debugging/testing easier on those builds. However, even on 14840 // debuggable builds downgrades of packages are permitted only if requested via 14841 // installFlags. This is because we aim to keep the behavior of debuggable 14842 // platform builds as close as possible to the behavior of non-debuggable 14843 // platform builds. 14844 final boolean downgradeRequested = 14845 (installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) != 0; 14846 final boolean packageDebuggable = 14847 (dataOwnerPkg.applicationInfo.flags 14848 & ApplicationInfo.FLAG_DEBUGGABLE) != 0; 14849 final boolean downgradePermitted = 14850 (downgradeRequested) && ((Build.IS_DEBUGGABLE) || (packageDebuggable)); 14851 if (!downgradePermitted) { 14852 try { 14853 checkDowngrade(dataOwnerPkg, pkgLite); 14854 } catch (PackageManagerException e) { 14855 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 14856 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 14857 } 14858 } 14859 } 14860 14861 if (installedPkg != null) { 14862 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 14863 // Check for updated system application. 14864 if ((installedPkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 14865 if (onSd) { 14866 Slog.w(TAG, "Cannot install update to system app on sdcard"); 14867 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 14868 } 14869 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14870 } else { 14871 if (onSd) { 14872 // Install flag overrides everything. 14873 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14874 } 14875 // If current upgrade specifies particular preference 14876 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 14877 // Application explicitly specified internal. 14878 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14879 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 14880 // App explictly prefers external. Let policy decide 14881 } else { 14882 // Prefer previous location 14883 if (isExternal(installedPkg)) { 14884 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14885 } 14886 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14887 } 14888 } 14889 } else { 14890 // Invalid install. Return error code 14891 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 14892 } 14893 } 14894 } 14895 // All the special cases have been taken care of. 14896 // Return result based on recommended install location. 14897 if (onSd) { 14898 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14899 } 14900 return pkgLite.recommendedInstallLocation; 14901 } 14902 14903 /* 14904 * Invoke remote method to get package information and install 14905 * location values. Override install location based on default 14906 * policy if needed and then create install arguments based 14907 * on the install location. 14908 */ 14909 public void handleStartCopy() throws RemoteException { 14910 int ret = PackageManager.INSTALL_SUCCEEDED; 14911 14912 // If we're already staged, we've firmly committed to an install location 14913 if (origin.staged) { 14914 if (origin.file != null) { 14915 installFlags |= PackageManager.INSTALL_INTERNAL; 14916 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 14917 } else if (origin.cid != null) { 14918 installFlags |= PackageManager.INSTALL_EXTERNAL; 14919 installFlags &= ~PackageManager.INSTALL_INTERNAL; 14920 } else { 14921 throw new IllegalStateException("Invalid stage location"); 14922 } 14923 } 14924 14925 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14926 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 14927 final boolean ephemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 14928 PackageInfoLite pkgLite = null; 14929 14930 if (onInt && onSd) { 14931 // Check if both bits are set. 14932 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 14933 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14934 } else if (onSd && ephemeral) { 14935 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 14936 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14937 } else { 14938 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 14939 packageAbiOverride); 14940 14941 if (DEBUG_EPHEMERAL && ephemeral) { 14942 Slog.v(TAG, "pkgLite for install: " + pkgLite); 14943 } 14944 14945 /* 14946 * If we have too little free space, try to free cache 14947 * before giving up. 14948 */ 14949 if (!origin.staged && pkgLite.recommendedInstallLocation 14950 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 14951 // TODO: focus freeing disk space on the target device 14952 final StorageManager storage = StorageManager.from(mContext); 14953 final long lowThreshold = storage.getStorageLowBytes( 14954 Environment.getDataDirectory()); 14955 14956 final long sizeBytes = mContainerService.calculateInstalledSize( 14957 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 14958 14959 try { 14960 mInstaller.freeCache(null, sizeBytes + lowThreshold, 0); 14961 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 14962 installFlags, packageAbiOverride); 14963 } catch (InstallerException e) { 14964 Slog.w(TAG, "Failed to free cache", e); 14965 } 14966 14967 /* 14968 * The cache free must have deleted the file we 14969 * downloaded to install. 14970 * 14971 * TODO: fix the "freeCache" call to not delete 14972 * the file we care about. 14973 */ 14974 if (pkgLite.recommendedInstallLocation 14975 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 14976 pkgLite.recommendedInstallLocation 14977 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 14978 } 14979 } 14980 } 14981 14982 if (ret == PackageManager.INSTALL_SUCCEEDED) { 14983 int loc = pkgLite.recommendedInstallLocation; 14984 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 14985 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14986 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 14987 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 14988 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 14989 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 14990 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 14991 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 14992 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 14993 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 14994 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 14995 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 14996 } else { 14997 // Override with defaults if needed. 14998 loc = installLocationPolicy(pkgLite); 14999 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 15000 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 15001 } else if (!onSd && !onInt) { 15002 // Override install location with flags 15003 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 15004 // Set the flag to install on external media. 15005 installFlags |= PackageManager.INSTALL_EXTERNAL; 15006 installFlags &= ~PackageManager.INSTALL_INTERNAL; 15007 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 15008 if (DEBUG_EPHEMERAL) { 15009 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 15010 } 15011 installFlags |= PackageManager.INSTALL_INSTANT_APP; 15012 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 15013 |PackageManager.INSTALL_INTERNAL); 15014 } else { 15015 // Make sure the flag for installing on external 15016 // media is unset 15017 installFlags |= PackageManager.INSTALL_INTERNAL; 15018 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 15019 } 15020 } 15021 } 15022 } 15023 15024 final InstallArgs args = createInstallArgs(this); 15025 mArgs = args; 15026 15027 if (ret == PackageManager.INSTALL_SUCCEEDED) { 15028 // TODO: http://b/22976637 15029 // Apps installed for "all" users use the device owner to verify the app 15030 UserHandle verifierUser = getUser(); 15031 if (verifierUser == UserHandle.ALL) { 15032 verifierUser = UserHandle.SYSTEM; 15033 } 15034 15035 /* 15036 * Determine if we have any installed package verifiers. If we 15037 * do, then we'll defer to them to verify the packages. 15038 */ 15039 final int requiredUid = mRequiredVerifierPackage == null ? -1 15040 : getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 15041 verifierUser.getIdentifier()); 15042 if (!origin.existing && requiredUid != -1 15043 && isVerificationEnabled(verifierUser.getIdentifier(), installFlags)) { 15044 final Intent verification = new Intent( 15045 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 15046 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 15047 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 15048 PACKAGE_MIME_TYPE); 15049 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 15050 15051 // Query all live verifiers based on current user state 15052 final List<ResolveInfo> receivers = queryIntentReceiversInternal(verification, 15053 PACKAGE_MIME_TYPE, 0, verifierUser.getIdentifier()); 15054 15055 if (DEBUG_VERIFY) { 15056 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 15057 + verification.toString() + " with " + pkgLite.verifiers.length 15058 + " optional verifiers"); 15059 } 15060 15061 final int verificationId = mPendingVerificationToken++; 15062 15063 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 15064 15065 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 15066 installerPackageName); 15067 15068 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 15069 installFlags); 15070 15071 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 15072 pkgLite.packageName); 15073 15074 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 15075 pkgLite.versionCode); 15076 15077 if (verificationInfo != null) { 15078 if (verificationInfo.originatingUri != null) { 15079 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 15080 verificationInfo.originatingUri); 15081 } 15082 if (verificationInfo.referrer != null) { 15083 verification.putExtra(Intent.EXTRA_REFERRER, 15084 verificationInfo.referrer); 15085 } 15086 if (verificationInfo.originatingUid >= 0) { 15087 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 15088 verificationInfo.originatingUid); 15089 } 15090 if (verificationInfo.installerUid >= 0) { 15091 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 15092 verificationInfo.installerUid); 15093 } 15094 } 15095 15096 final PackageVerificationState verificationState = new PackageVerificationState( 15097 requiredUid, args); 15098 15099 mPendingVerification.append(verificationId, verificationState); 15100 15101 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 15102 receivers, verificationState); 15103 15104 DeviceIdleController.LocalService idleController = getDeviceIdleController(); 15105 final long idleDuration = getVerificationTimeout(); 15106 15107 /* 15108 * If any sufficient verifiers were listed in the package 15109 * manifest, attempt to ask them. 15110 */ 15111 if (sufficientVerifiers != null) { 15112 final int N = sufficientVerifiers.size(); 15113 if (N == 0) { 15114 Slog.i(TAG, "Additional verifiers required, but none installed."); 15115 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 15116 } else { 15117 for (int i = 0; i < N; i++) { 15118 final ComponentName verifierComponent = sufficientVerifiers.get(i); 15119 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 15120 verifierComponent.getPackageName(), idleDuration, 15121 verifierUser.getIdentifier(), false, "package verifier"); 15122 15123 final Intent sufficientIntent = new Intent(verification); 15124 sufficientIntent.setComponent(verifierComponent); 15125 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 15126 } 15127 } 15128 } 15129 15130 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 15131 mRequiredVerifierPackage, receivers); 15132 if (ret == PackageManager.INSTALL_SUCCEEDED 15133 && mRequiredVerifierPackage != null) { 15134 Trace.asyncTraceBegin( 15135 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 15136 /* 15137 * Send the intent to the required verification agent, 15138 * but only start the verification timeout after the 15139 * target BroadcastReceivers have run. 15140 */ 15141 verification.setComponent(requiredVerifierComponent); 15142 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 15143 mRequiredVerifierPackage, idleDuration, 15144 verifierUser.getIdentifier(), false, "package verifier"); 15145 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 15146 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 15147 new BroadcastReceiver() { 15148 @Override 15149 public void onReceive(Context context, Intent intent) { 15150 final Message msg = mHandler 15151 .obtainMessage(CHECK_PENDING_VERIFICATION); 15152 msg.arg1 = verificationId; 15153 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 15154 } 15155 }, null, 0, null, null); 15156 15157 /* 15158 * We don't want the copy to proceed until verification 15159 * succeeds, so null out this field. 15160 */ 15161 mArgs = null; 15162 } 15163 } else { 15164 /* 15165 * No package verification is enabled, so immediately start 15166 * the remote call to initiate copy using temporary file. 15167 */ 15168 ret = args.copyApk(mContainerService, true); 15169 } 15170 } 15171 15172 mRet = ret; 15173 } 15174 15175 @Override 15176 void handleReturnCode() { 15177 // If mArgs is null, then MCS couldn't be reached. When it 15178 // reconnects, it will try again to install. At that point, this 15179 // will succeed. 15180 if (mArgs != null) { 15181 processPendingInstall(mArgs, mRet); 15182 } 15183 } 15184 15185 @Override 15186 void handleServiceError() { 15187 mArgs = createInstallArgs(this); 15188 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15189 } 15190 15191 public boolean isForwardLocked() { 15192 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 15193 } 15194 } 15195 15196 /** 15197 * Used during creation of InstallArgs 15198 * 15199 * @param installFlags package installation flags 15200 * @return true if should be installed on external storage 15201 */ 15202 private static boolean installOnExternalAsec(int installFlags) { 15203 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 15204 return false; 15205 } 15206 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 15207 return true; 15208 } 15209 return false; 15210 } 15211 15212 /** 15213 * Used during creation of InstallArgs 15214 * 15215 * @param installFlags package installation flags 15216 * @return true if should be installed as forward locked 15217 */ 15218 private static boolean installForwardLocked(int installFlags) { 15219 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 15220 } 15221 15222 private InstallArgs createInstallArgs(InstallParams params) { 15223 if (params.move != null) { 15224 return new MoveInstallArgs(params); 15225 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 15226 return new AsecInstallArgs(params); 15227 } else { 15228 return new FileInstallArgs(params); 15229 } 15230 } 15231 15232 /** 15233 * Create args that describe an existing installed package. Typically used 15234 * when cleaning up old installs, or used as a move source. 15235 */ 15236 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 15237 String resourcePath, String[] instructionSets) { 15238 final boolean isInAsec; 15239 if (installOnExternalAsec(installFlags)) { 15240 /* Apps on SD card are always in ASEC containers. */ 15241 isInAsec = true; 15242 } else if (installForwardLocked(installFlags) 15243 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 15244 /* 15245 * Forward-locked apps are only in ASEC containers if they're the 15246 * new style 15247 */ 15248 isInAsec = true; 15249 } else { 15250 isInAsec = false; 15251 } 15252 15253 if (isInAsec) { 15254 return new AsecInstallArgs(codePath, instructionSets, 15255 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 15256 } else { 15257 return new FileInstallArgs(codePath, resourcePath, instructionSets); 15258 } 15259 } 15260 15261 static abstract class InstallArgs { 15262 /** @see InstallParams#origin */ 15263 final OriginInfo origin; 15264 /** @see InstallParams#move */ 15265 final MoveInfo move; 15266 15267 final IPackageInstallObserver2 observer; 15268 // Always refers to PackageManager flags only 15269 final int installFlags; 15270 final String installerPackageName; 15271 final String volumeUuid; 15272 final UserHandle user; 15273 final String abiOverride; 15274 final String[] installGrantPermissions; 15275 /** If non-null, drop an async trace when the install completes */ 15276 final String traceMethod; 15277 final int traceCookie; 15278 final Certificate[][] certificates; 15279 final int installReason; 15280 15281 // The list of instruction sets supported by this app. This is currently 15282 // only used during the rmdex() phase to clean up resources. We can get rid of this 15283 // if we move dex files under the common app path. 15284 /* nullable */ String[] instructionSets; 15285 15286 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 15287 int installFlags, String installerPackageName, String volumeUuid, 15288 UserHandle user, String[] instructionSets, 15289 String abiOverride, String[] installGrantPermissions, 15290 String traceMethod, int traceCookie, Certificate[][] certificates, 15291 int installReason) { 15292 this.origin = origin; 15293 this.move = move; 15294 this.installFlags = installFlags; 15295 this.observer = observer; 15296 this.installerPackageName = installerPackageName; 15297 this.volumeUuid = volumeUuid; 15298 this.user = user; 15299 this.instructionSets = instructionSets; 15300 this.abiOverride = abiOverride; 15301 this.installGrantPermissions = installGrantPermissions; 15302 this.traceMethod = traceMethod; 15303 this.traceCookie = traceCookie; 15304 this.certificates = certificates; 15305 this.installReason = installReason; 15306 } 15307 15308 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 15309 abstract int doPreInstall(int status); 15310 15311 /** 15312 * Rename package into final resting place. All paths on the given 15313 * scanned package should be updated to reflect the rename. 15314 */ 15315 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 15316 abstract int doPostInstall(int status, int uid); 15317 15318 /** @see PackageSettingBase#codePathString */ 15319 abstract String getCodePath(); 15320 /** @see PackageSettingBase#resourcePathString */ 15321 abstract String getResourcePath(); 15322 15323 // Need installer lock especially for dex file removal. 15324 abstract void cleanUpResourcesLI(); 15325 abstract boolean doPostDeleteLI(boolean delete); 15326 15327 /** 15328 * Called before the source arguments are copied. This is used mostly 15329 * for MoveParams when it needs to read the source file to put it in the 15330 * destination. 15331 */ 15332 int doPreCopy() { 15333 return PackageManager.INSTALL_SUCCEEDED; 15334 } 15335 15336 /** 15337 * Called after the source arguments are copied. This is used mostly for 15338 * MoveParams when it needs to read the source file to put it in the 15339 * destination. 15340 */ 15341 int doPostCopy(int uid) { 15342 return PackageManager.INSTALL_SUCCEEDED; 15343 } 15344 15345 protected boolean isFwdLocked() { 15346 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 15347 } 15348 15349 protected boolean isExternalAsec() { 15350 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 15351 } 15352 15353 protected boolean isEphemeral() { 15354 return (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 15355 } 15356 15357 UserHandle getUser() { 15358 return user; 15359 } 15360 } 15361 15362 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 15363 if (!allCodePaths.isEmpty()) { 15364 if (instructionSets == null) { 15365 throw new IllegalStateException("instructionSet == null"); 15366 } 15367 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 15368 for (String codePath : allCodePaths) { 15369 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 15370 try { 15371 mInstaller.rmdex(codePath, dexCodeInstructionSet); 15372 } catch (InstallerException ignored) { 15373 } 15374 } 15375 } 15376 } 15377 } 15378 15379 /** 15380 * Logic to handle installation of non-ASEC applications, including copying 15381 * and renaming logic. 15382 */ 15383 class FileInstallArgs extends InstallArgs { 15384 private File codeFile; 15385 private File resourceFile; 15386 15387 // Example topology: 15388 // /data/app/com.example/base.apk 15389 // /data/app/com.example/split_foo.apk 15390 // /data/app/com.example/lib/arm/libfoo.so 15391 // /data/app/com.example/lib/arm64/libfoo.so 15392 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 15393 15394 /** New install */ 15395 FileInstallArgs(InstallParams params) { 15396 super(params.origin, params.move, params.observer, params.installFlags, 15397 params.installerPackageName, params.volumeUuid, 15398 params.getUser(), null /*instructionSets*/, params.packageAbiOverride, 15399 params.grantedRuntimePermissions, 15400 params.traceMethod, params.traceCookie, params.certificates, 15401 params.installReason); 15402 if (isFwdLocked()) { 15403 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 15404 } 15405 } 15406 15407 /** Existing install */ 15408 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 15409 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, instructionSets, 15410 null, null, null, 0, null /*certificates*/, 15411 PackageManager.INSTALL_REASON_UNKNOWN); 15412 this.codeFile = (codePath != null) ? new File(codePath) : null; 15413 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 15414 } 15415 15416 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15417 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 15418 try { 15419 return doCopyApk(imcs, temp); 15420 } finally { 15421 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15422 } 15423 } 15424 15425 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15426 if (origin.staged) { 15427 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 15428 codeFile = origin.file; 15429 resourceFile = origin.file; 15430 return PackageManager.INSTALL_SUCCEEDED; 15431 } 15432 15433 try { 15434 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 15435 final File tempDir = 15436 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 15437 codeFile = tempDir; 15438 resourceFile = tempDir; 15439 } catch (IOException e) { 15440 Slog.w(TAG, "Failed to create copy file: " + e); 15441 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 15442 } 15443 15444 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 15445 @Override 15446 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 15447 if (!FileUtils.isValidExtFilename(name)) { 15448 throw new IllegalArgumentException("Invalid filename: " + name); 15449 } 15450 try { 15451 final File file = new File(codeFile, name); 15452 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 15453 O_RDWR | O_CREAT, 0644); 15454 Os.chmod(file.getAbsolutePath(), 0644); 15455 return new ParcelFileDescriptor(fd); 15456 } catch (ErrnoException e) { 15457 throw new RemoteException("Failed to open: " + e.getMessage()); 15458 } 15459 } 15460 }; 15461 15462 int ret = PackageManager.INSTALL_SUCCEEDED; 15463 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 15464 if (ret != PackageManager.INSTALL_SUCCEEDED) { 15465 Slog.e(TAG, "Failed to copy package"); 15466 return ret; 15467 } 15468 15469 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 15470 NativeLibraryHelper.Handle handle = null; 15471 try { 15472 handle = NativeLibraryHelper.Handle.create(codeFile); 15473 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 15474 abiOverride); 15475 } catch (IOException e) { 15476 Slog.e(TAG, "Copying native libraries failed", e); 15477 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15478 } finally { 15479 IoUtils.closeQuietly(handle); 15480 } 15481 15482 return ret; 15483 } 15484 15485 int doPreInstall(int status) { 15486 if (status != PackageManager.INSTALL_SUCCEEDED) { 15487 cleanUp(); 15488 } 15489 return status; 15490 } 15491 15492 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15493 if (status != PackageManager.INSTALL_SUCCEEDED) { 15494 cleanUp(); 15495 return false; 15496 } 15497 15498 final File targetDir = codeFile.getParentFile(); 15499 final File beforeCodeFile = codeFile; 15500 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 15501 15502 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 15503 try { 15504 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 15505 } catch (ErrnoException e) { 15506 Slog.w(TAG, "Failed to rename", e); 15507 return false; 15508 } 15509 15510 if (!SELinux.restoreconRecursive(afterCodeFile)) { 15511 Slog.w(TAG, "Failed to restorecon"); 15512 return false; 15513 } 15514 15515 // Reflect the rename internally 15516 codeFile = afterCodeFile; 15517 resourceFile = afterCodeFile; 15518 15519 // Reflect the rename in scanned details 15520 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 15521 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 15522 afterCodeFile, pkg.baseCodePath)); 15523 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 15524 afterCodeFile, pkg.splitCodePaths)); 15525 15526 // Reflect the rename in app info 15527 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15528 pkg.setApplicationInfoCodePath(pkg.codePath); 15529 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15530 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15531 pkg.setApplicationInfoResourcePath(pkg.codePath); 15532 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15533 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15534 15535 return true; 15536 } 15537 15538 int doPostInstall(int status, int uid) { 15539 if (status != PackageManager.INSTALL_SUCCEEDED) { 15540 cleanUp(); 15541 } 15542 return status; 15543 } 15544 15545 @Override 15546 String getCodePath() { 15547 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15548 } 15549 15550 @Override 15551 String getResourcePath() { 15552 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15553 } 15554 15555 private boolean cleanUp() { 15556 if (codeFile == null || !codeFile.exists()) { 15557 return false; 15558 } 15559 15560 removeCodePathLI(codeFile); 15561 15562 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 15563 resourceFile.delete(); 15564 } 15565 15566 return true; 15567 } 15568 15569 void cleanUpResourcesLI() { 15570 // Try enumerating all code paths before deleting 15571 List<String> allCodePaths = Collections.EMPTY_LIST; 15572 if (codeFile != null && codeFile.exists()) { 15573 try { 15574 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 15575 allCodePaths = pkg.getAllCodePaths(); 15576 } catch (PackageParserException e) { 15577 // Ignored; we tried our best 15578 } 15579 } 15580 15581 cleanUp(); 15582 removeDexFiles(allCodePaths, instructionSets); 15583 } 15584 15585 boolean doPostDeleteLI(boolean delete) { 15586 // XXX err, shouldn't we respect the delete flag? 15587 cleanUpResourcesLI(); 15588 return true; 15589 } 15590 } 15591 15592 private boolean isAsecExternal(String cid) { 15593 final String asecPath = PackageHelper.getSdFilesystem(cid); 15594 return !asecPath.startsWith(mAsecInternalPath); 15595 } 15596 15597 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 15598 PackageManagerException { 15599 if (copyRet < 0) { 15600 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 15601 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 15602 throw new PackageManagerException(copyRet, message); 15603 } 15604 } 15605 } 15606 15607 /** 15608 * Extract the StorageManagerService "container ID" from the full code path of an 15609 * .apk. 15610 */ 15611 static String cidFromCodePath(String fullCodePath) { 15612 int eidx = fullCodePath.lastIndexOf("/"); 15613 String subStr1 = fullCodePath.substring(0, eidx); 15614 int sidx = subStr1.lastIndexOf("/"); 15615 return subStr1.substring(sidx+1, eidx); 15616 } 15617 15618 /** 15619 * Logic to handle installation of ASEC applications, including copying and 15620 * renaming logic. 15621 */ 15622 class AsecInstallArgs extends InstallArgs { 15623 static final String RES_FILE_NAME = "pkg.apk"; 15624 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 15625 15626 String cid; 15627 String packagePath; 15628 String resourcePath; 15629 15630 /** New install */ 15631 AsecInstallArgs(InstallParams params) { 15632 super(params.origin, params.move, params.observer, params.installFlags, 15633 params.installerPackageName, params.volumeUuid, 15634 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 15635 params.grantedRuntimePermissions, 15636 params.traceMethod, params.traceCookie, params.certificates, 15637 params.installReason); 15638 } 15639 15640 /** Existing install */ 15641 AsecInstallArgs(String fullCodePath, String[] instructionSets, 15642 boolean isExternal, boolean isForwardLocked) { 15643 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 15644 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 15645 instructionSets, null, null, null, 0, null /*certificates*/, 15646 PackageManager.INSTALL_REASON_UNKNOWN); 15647 // Hackily pretend we're still looking at a full code path 15648 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 15649 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 15650 } 15651 15652 // Extract cid from fullCodePath 15653 int eidx = fullCodePath.lastIndexOf("/"); 15654 String subStr1 = fullCodePath.substring(0, eidx); 15655 int sidx = subStr1.lastIndexOf("/"); 15656 cid = subStr1.substring(sidx+1, eidx); 15657 setMountPath(subStr1); 15658 } 15659 15660 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 15661 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 15662 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 15663 instructionSets, null, null, null, 0, null /*certificates*/, 15664 PackageManager.INSTALL_REASON_UNKNOWN); 15665 this.cid = cid; 15666 setMountPath(PackageHelper.getSdDir(cid)); 15667 } 15668 15669 void createCopyFile() { 15670 cid = mInstallerService.allocateExternalStageCidLegacy(); 15671 } 15672 15673 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15674 if (origin.staged && origin.cid != null) { 15675 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 15676 cid = origin.cid; 15677 setMountPath(PackageHelper.getSdDir(cid)); 15678 return PackageManager.INSTALL_SUCCEEDED; 15679 } 15680 15681 if (temp) { 15682 createCopyFile(); 15683 } else { 15684 /* 15685 * Pre-emptively destroy the container since it's destroyed if 15686 * copying fails due to it existing anyway. 15687 */ 15688 PackageHelper.destroySdDir(cid); 15689 } 15690 15691 final String newMountPath = imcs.copyPackageToContainer( 15692 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 15693 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 15694 15695 if (newMountPath != null) { 15696 setMountPath(newMountPath); 15697 return PackageManager.INSTALL_SUCCEEDED; 15698 } else { 15699 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15700 } 15701 } 15702 15703 @Override 15704 String getCodePath() { 15705 return packagePath; 15706 } 15707 15708 @Override 15709 String getResourcePath() { 15710 return resourcePath; 15711 } 15712 15713 int doPreInstall(int status) { 15714 if (status != PackageManager.INSTALL_SUCCEEDED) { 15715 // Destroy container 15716 PackageHelper.destroySdDir(cid); 15717 } else { 15718 boolean mounted = PackageHelper.isContainerMounted(cid); 15719 if (!mounted) { 15720 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 15721 Process.SYSTEM_UID); 15722 if (newMountPath != null) { 15723 setMountPath(newMountPath); 15724 } else { 15725 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15726 } 15727 } 15728 } 15729 return status; 15730 } 15731 15732 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15733 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 15734 String newMountPath = null; 15735 if (PackageHelper.isContainerMounted(cid)) { 15736 // Unmount the container 15737 if (!PackageHelper.unMountSdDir(cid)) { 15738 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 15739 return false; 15740 } 15741 } 15742 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 15743 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 15744 " which might be stale. Will try to clean up."); 15745 // Clean up the stale container and proceed to recreate. 15746 if (!PackageHelper.destroySdDir(newCacheId)) { 15747 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 15748 return false; 15749 } 15750 // Successfully cleaned up stale container. Try to rename again. 15751 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 15752 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 15753 + " inspite of cleaning it up."); 15754 return false; 15755 } 15756 } 15757 if (!PackageHelper.isContainerMounted(newCacheId)) { 15758 Slog.w(TAG, "Mounting container " + newCacheId); 15759 newMountPath = PackageHelper.mountSdDir(newCacheId, 15760 getEncryptKey(), Process.SYSTEM_UID); 15761 } else { 15762 newMountPath = PackageHelper.getSdDir(newCacheId); 15763 } 15764 if (newMountPath == null) { 15765 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 15766 return false; 15767 } 15768 Log.i(TAG, "Succesfully renamed " + cid + 15769 " to " + newCacheId + 15770 " at new path: " + newMountPath); 15771 cid = newCacheId; 15772 15773 final File beforeCodeFile = new File(packagePath); 15774 setMountPath(newMountPath); 15775 final File afterCodeFile = new File(packagePath); 15776 15777 // Reflect the rename in scanned details 15778 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 15779 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 15780 afterCodeFile, pkg.baseCodePath)); 15781 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 15782 afterCodeFile, pkg.splitCodePaths)); 15783 15784 // Reflect the rename in app info 15785 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15786 pkg.setApplicationInfoCodePath(pkg.codePath); 15787 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15788 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15789 pkg.setApplicationInfoResourcePath(pkg.codePath); 15790 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15791 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15792 15793 return true; 15794 } 15795 15796 private void setMountPath(String mountPath) { 15797 final File mountFile = new File(mountPath); 15798 15799 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 15800 if (monolithicFile.exists()) { 15801 packagePath = monolithicFile.getAbsolutePath(); 15802 if (isFwdLocked()) { 15803 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 15804 } else { 15805 resourcePath = packagePath; 15806 } 15807 } else { 15808 packagePath = mountFile.getAbsolutePath(); 15809 resourcePath = packagePath; 15810 } 15811 } 15812 15813 int doPostInstall(int status, int uid) { 15814 if (status != PackageManager.INSTALL_SUCCEEDED) { 15815 cleanUp(); 15816 } else { 15817 final int groupOwner; 15818 final String protectedFile; 15819 if (isFwdLocked()) { 15820 groupOwner = UserHandle.getSharedAppGid(uid); 15821 protectedFile = RES_FILE_NAME; 15822 } else { 15823 groupOwner = -1; 15824 protectedFile = null; 15825 } 15826 15827 if (uid < Process.FIRST_APPLICATION_UID 15828 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 15829 Slog.e(TAG, "Failed to finalize " + cid); 15830 PackageHelper.destroySdDir(cid); 15831 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15832 } 15833 15834 boolean mounted = PackageHelper.isContainerMounted(cid); 15835 if (!mounted) { 15836 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 15837 } 15838 } 15839 return status; 15840 } 15841 15842 private void cleanUp() { 15843 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 15844 15845 // Destroy secure container 15846 PackageHelper.destroySdDir(cid); 15847 } 15848 15849 private List<String> getAllCodePaths() { 15850 final File codeFile = new File(getCodePath()); 15851 if (codeFile != null && codeFile.exists()) { 15852 try { 15853 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 15854 return pkg.getAllCodePaths(); 15855 } catch (PackageParserException e) { 15856 // Ignored; we tried our best 15857 } 15858 } 15859 return Collections.EMPTY_LIST; 15860 } 15861 15862 void cleanUpResourcesLI() { 15863 // Enumerate all code paths before deleting 15864 cleanUpResourcesLI(getAllCodePaths()); 15865 } 15866 15867 private void cleanUpResourcesLI(List<String> allCodePaths) { 15868 cleanUp(); 15869 removeDexFiles(allCodePaths, instructionSets); 15870 } 15871 15872 String getPackageName() { 15873 return getAsecPackageName(cid); 15874 } 15875 15876 boolean doPostDeleteLI(boolean delete) { 15877 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 15878 final List<String> allCodePaths = getAllCodePaths(); 15879 boolean mounted = PackageHelper.isContainerMounted(cid); 15880 if (mounted) { 15881 // Unmount first 15882 if (PackageHelper.unMountSdDir(cid)) { 15883 mounted = false; 15884 } 15885 } 15886 if (!mounted && delete) { 15887 cleanUpResourcesLI(allCodePaths); 15888 } 15889 return !mounted; 15890 } 15891 15892 @Override 15893 int doPreCopy() { 15894 if (isFwdLocked()) { 15895 if (!PackageHelper.fixSdPermissions(cid, getPackageUid(DEFAULT_CONTAINER_PACKAGE, 15896 MATCH_SYSTEM_ONLY, UserHandle.USER_SYSTEM), RES_FILE_NAME)) { 15897 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15898 } 15899 } 15900 15901 return PackageManager.INSTALL_SUCCEEDED; 15902 } 15903 15904 @Override 15905 int doPostCopy(int uid) { 15906 if (isFwdLocked()) { 15907 if (uid < Process.FIRST_APPLICATION_UID 15908 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 15909 RES_FILE_NAME)) { 15910 Slog.e(TAG, "Failed to finalize " + cid); 15911 PackageHelper.destroySdDir(cid); 15912 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15913 } 15914 } 15915 15916 return PackageManager.INSTALL_SUCCEEDED; 15917 } 15918 } 15919 15920 /** 15921 * Logic to handle movement of existing installed applications. 15922 */ 15923 class MoveInstallArgs extends InstallArgs { 15924 private File codeFile; 15925 private File resourceFile; 15926 15927 /** New install */ 15928 MoveInstallArgs(InstallParams params) { 15929 super(params.origin, params.move, params.observer, params.installFlags, 15930 params.installerPackageName, params.volumeUuid, 15931 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 15932 params.grantedRuntimePermissions, 15933 params.traceMethod, params.traceCookie, params.certificates, 15934 params.installReason); 15935 } 15936 15937 int copyApk(IMediaContainerService imcs, boolean temp) { 15938 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 15939 + move.fromUuid + " to " + move.toUuid); 15940 synchronized (mInstaller) { 15941 try { 15942 mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 15943 move.dataAppName, move.appId, move.seinfo, move.targetSdkVersion); 15944 } catch (InstallerException e) { 15945 Slog.w(TAG, "Failed to move app", e); 15946 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15947 } 15948 } 15949 15950 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 15951 resourceFile = codeFile; 15952 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 15953 15954 return PackageManager.INSTALL_SUCCEEDED; 15955 } 15956 15957 int doPreInstall(int status) { 15958 if (status != PackageManager.INSTALL_SUCCEEDED) { 15959 cleanUp(move.toUuid); 15960 } 15961 return status; 15962 } 15963 15964 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15965 if (status != PackageManager.INSTALL_SUCCEEDED) { 15966 cleanUp(move.toUuid); 15967 return false; 15968 } 15969 15970 // Reflect the move in app info 15971 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15972 pkg.setApplicationInfoCodePath(pkg.codePath); 15973 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15974 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15975 pkg.setApplicationInfoResourcePath(pkg.codePath); 15976 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15977 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15978 15979 return true; 15980 } 15981 15982 int doPostInstall(int status, int uid) { 15983 if (status == PackageManager.INSTALL_SUCCEEDED) { 15984 cleanUp(move.fromUuid); 15985 } else { 15986 cleanUp(move.toUuid); 15987 } 15988 return status; 15989 } 15990 15991 @Override 15992 String getCodePath() { 15993 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15994 } 15995 15996 @Override 15997 String getResourcePath() { 15998 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15999 } 16000 16001 private boolean cleanUp(String volumeUuid) { 16002 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 16003 move.dataAppName); 16004 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 16005 final int[] userIds = sUserManager.getUserIds(); 16006 synchronized (mInstallLock) { 16007 // Clean up both app data and code 16008 // All package moves are frozen until finished 16009 for (int userId : userIds) { 16010 try { 16011 mInstaller.destroyAppData(volumeUuid, move.packageName, userId, 16012 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE, 0); 16013 } catch (InstallerException e) { 16014 Slog.w(TAG, String.valueOf(e)); 16015 } 16016 } 16017 removeCodePathLI(codeFile); 16018 } 16019 return true; 16020 } 16021 16022 void cleanUpResourcesLI() { 16023 throw new UnsupportedOperationException(); 16024 } 16025 16026 boolean doPostDeleteLI(boolean delete) { 16027 throw new UnsupportedOperationException(); 16028 } 16029 } 16030 16031 static String getAsecPackageName(String packageCid) { 16032 int idx = packageCid.lastIndexOf("-"); 16033 if (idx == -1) { 16034 return packageCid; 16035 } 16036 return packageCid.substring(0, idx); 16037 } 16038 16039 // Utility method used to create code paths based on package name and available index. 16040 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 16041 String idxStr = ""; 16042 int idx = 1; 16043 // Fall back to default value of idx=1 if prefix is not 16044 // part of oldCodePath 16045 if (oldCodePath != null) { 16046 String subStr = oldCodePath; 16047 // Drop the suffix right away 16048 if (suffix != null && subStr.endsWith(suffix)) { 16049 subStr = subStr.substring(0, subStr.length() - suffix.length()); 16050 } 16051 // If oldCodePath already contains prefix find out the 16052 // ending index to either increment or decrement. 16053 int sidx = subStr.lastIndexOf(prefix); 16054 if (sidx != -1) { 16055 subStr = subStr.substring(sidx + prefix.length()); 16056 if (subStr != null) { 16057 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 16058 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 16059 } 16060 try { 16061 idx = Integer.parseInt(subStr); 16062 if (idx <= 1) { 16063 idx++; 16064 } else { 16065 idx--; 16066 } 16067 } catch(NumberFormatException e) { 16068 } 16069 } 16070 } 16071 } 16072 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 16073 return prefix + idxStr; 16074 } 16075 16076 private File getNextCodePath(File targetDir, String packageName) { 16077 File result; 16078 SecureRandom random = new SecureRandom(); 16079 byte[] bytes = new byte[16]; 16080 do { 16081 random.nextBytes(bytes); 16082 String suffix = Base64.encodeToString(bytes, Base64.URL_SAFE | Base64.NO_WRAP); 16083 result = new File(targetDir, packageName + "-" + suffix); 16084 } while (result.exists()); 16085 return result; 16086 } 16087 16088 // Utility method that returns the relative package path with respect 16089 // to the installation directory. Like say for /data/data/com.test-1.apk 16090 // string com.test-1 is returned. 16091 static String deriveCodePathName(String codePath) { 16092 if (codePath == null) { 16093 return null; 16094 } 16095 final File codeFile = new File(codePath); 16096 final String name = codeFile.getName(); 16097 if (codeFile.isDirectory()) { 16098 return name; 16099 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 16100 final int lastDot = name.lastIndexOf('.'); 16101 return name.substring(0, lastDot); 16102 } else { 16103 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 16104 return null; 16105 } 16106 } 16107 16108 static class PackageInstalledInfo { 16109 String name; 16110 int uid; 16111 // The set of users that originally had this package installed. 16112 int[] origUsers; 16113 // The set of users that now have this package installed. 16114 int[] newUsers; 16115 PackageParser.Package pkg; 16116 int returnCode; 16117 String returnMsg; 16118 PackageRemovedInfo removedInfo; 16119 ArrayMap<String, PackageInstalledInfo> addedChildPackages; 16120 16121 public void setError(int code, String msg) { 16122 setReturnCode(code); 16123 setReturnMessage(msg); 16124 Slog.w(TAG, msg); 16125 } 16126 16127 public void setError(String msg, PackageParserException e) { 16128 setReturnCode(e.error); 16129 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 16130 Slog.w(TAG, msg, e); 16131 } 16132 16133 public void setError(String msg, PackageManagerException e) { 16134 returnCode = e.error; 16135 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 16136 Slog.w(TAG, msg, e); 16137 } 16138 16139 public void setReturnCode(int returnCode) { 16140 this.returnCode = returnCode; 16141 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 16142 for (int i = 0; i < childCount; i++) { 16143 addedChildPackages.valueAt(i).returnCode = returnCode; 16144 } 16145 } 16146 16147 private void setReturnMessage(String returnMsg) { 16148 this.returnMsg = returnMsg; 16149 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 16150 for (int i = 0; i < childCount; i++) { 16151 addedChildPackages.valueAt(i).returnMsg = returnMsg; 16152 } 16153 } 16154 16155 // In some error cases we want to convey more info back to the observer 16156 String origPackage; 16157 String origPermission; 16158 } 16159 16160 /* 16161 * Install a non-existing package. 16162 */ 16163 private void installNewPackageLIF(PackageParser.Package pkg, final int policyFlags, 16164 int scanFlags, UserHandle user, String installerPackageName, String volumeUuid, 16165 PackageInstalledInfo res, int installReason) { 16166 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 16167 16168 // Remember this for later, in case we need to rollback this install 16169 String pkgName = pkg.packageName; 16170 16171 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 16172 16173 synchronized(mPackages) { 16174 final String renamedPackage = mSettings.getRenamedPackageLPr(pkgName); 16175 if (renamedPackage != null) { 16176 // A package with the same name is already installed, though 16177 // it has been renamed to an older name. The package we 16178 // are trying to install should be installed as an update to 16179 // the existing one, but that has not been requested, so bail. 16180 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 16181 + " without first uninstalling package running as " 16182 + renamedPackage); 16183 return; 16184 } 16185 if (mPackages.containsKey(pkgName)) { 16186 // Don't allow installation over an existing package with the same name. 16187 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 16188 + " without first uninstalling."); 16189 return; 16190 } 16191 } 16192 16193 try { 16194 PackageParser.Package newPackage = scanPackageTracedLI(pkg, policyFlags, scanFlags, 16195 System.currentTimeMillis(), user); 16196 16197 updateSettingsLI(newPackage, installerPackageName, null, res, user, installReason); 16198 16199 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 16200 prepareAppDataAfterInstallLIF(newPackage); 16201 16202 } else { 16203 // Remove package from internal structures, but keep around any 16204 // data that might have already existed 16205 deletePackageLIF(pkgName, UserHandle.ALL, false, null, 16206 PackageManager.DELETE_KEEP_DATA, res.removedInfo, true, null); 16207 } 16208 } catch (PackageManagerException e) { 16209 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16210 } 16211 16212 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16213 } 16214 16215 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 16216 // Can't rotate keys during boot or if sharedUser. 16217 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 16218 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 16219 return false; 16220 } 16221 // app is using upgradeKeySets; make sure all are valid 16222 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16223 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 16224 for (int i = 0; i < upgradeKeySets.length; i++) { 16225 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 16226 Slog.wtf(TAG, "Package " 16227 + (oldPs.name != null ? oldPs.name : "<null>") 16228 + " contains upgrade-key-set reference to unknown key-set: " 16229 + upgradeKeySets[i] 16230 + " reverting to signatures check."); 16231 return false; 16232 } 16233 } 16234 return true; 16235 } 16236 16237 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 16238 // Upgrade keysets are being used. Determine if new package has a superset of the 16239 // required keys. 16240 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 16241 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16242 for (int i = 0; i < upgradeKeySets.length; i++) { 16243 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 16244 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 16245 return true; 16246 } 16247 } 16248 return false; 16249 } 16250 16251 private static void updateDigest(MessageDigest digest, File file) throws IOException { 16252 try (DigestInputStream digestStream = 16253 new DigestInputStream(new FileInputStream(file), digest)) { 16254 while (digestStream.read() != -1) {} // nothing to do; just plow through the file 16255 } 16256 } 16257 16258 private void replacePackageLIF(PackageParser.Package pkg, final int policyFlags, int scanFlags, 16259 UserHandle user, String installerPackageName, PackageInstalledInfo res, 16260 int installReason) { 16261 final boolean isInstantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 16262 16263 final PackageParser.Package oldPackage; 16264 final PackageSetting ps; 16265 final String pkgName = pkg.packageName; 16266 final int[] allUsers; 16267 final int[] installedUsers; 16268 16269 synchronized(mPackages) { 16270 oldPackage = mPackages.get(pkgName); 16271 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 16272 16273 // don't allow upgrade to target a release SDK from a pre-release SDK 16274 final boolean oldTargetsPreRelease = oldPackage.applicationInfo.targetSdkVersion 16275 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 16276 final boolean newTargetsPreRelease = pkg.applicationInfo.targetSdkVersion 16277 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 16278 if (oldTargetsPreRelease 16279 && !newTargetsPreRelease 16280 && ((policyFlags & PackageParser.PARSE_FORCE_SDK) == 0)) { 16281 Slog.w(TAG, "Can't install package targeting released sdk"); 16282 res.setReturnCode(PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE); 16283 return; 16284 } 16285 16286 ps = mSettings.mPackages.get(pkgName); 16287 16288 // verify signatures are valid 16289 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 16290 if (!checkUpgradeKeySetLP(ps, pkg)) { 16291 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 16292 "New package not signed by keys specified by upgrade-keysets: " 16293 + pkgName); 16294 return; 16295 } 16296 } else { 16297 // default to original signature matching 16298 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 16299 != PackageManager.SIGNATURE_MATCH) { 16300 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 16301 "New package has a different signature: " + pkgName); 16302 return; 16303 } 16304 } 16305 16306 // don't allow a system upgrade unless the upgrade hash matches 16307 if (oldPackage.restrictUpdateHash != null && oldPackage.isSystemApp()) { 16308 byte[] digestBytes = null; 16309 try { 16310 final MessageDigest digest = MessageDigest.getInstance("SHA-512"); 16311 updateDigest(digest, new File(pkg.baseCodePath)); 16312 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 16313 for (String path : pkg.splitCodePaths) { 16314 updateDigest(digest, new File(path)); 16315 } 16316 } 16317 digestBytes = digest.digest(); 16318 } catch (NoSuchAlgorithmException | IOException e) { 16319 res.setError(INSTALL_FAILED_INVALID_APK, 16320 "Could not compute hash: " + pkgName); 16321 return; 16322 } 16323 if (!Arrays.equals(oldPackage.restrictUpdateHash, digestBytes)) { 16324 res.setError(INSTALL_FAILED_INVALID_APK, 16325 "New package fails restrict-update check: " + pkgName); 16326 return; 16327 } 16328 // retain upgrade restriction 16329 pkg.restrictUpdateHash = oldPackage.restrictUpdateHash; 16330 } 16331 16332 // Check for shared user id changes 16333 String invalidPackageName = 16334 getParentOrChildPackageChangedSharedUser(oldPackage, pkg); 16335 if (invalidPackageName != null) { 16336 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 16337 "Package " + invalidPackageName + " tried to change user " 16338 + oldPackage.mSharedUserId); 16339 return; 16340 } 16341 16342 // In case of rollback, remember per-user/profile install state 16343 allUsers = sUserManager.getUserIds(); 16344 installedUsers = ps.queryInstalledUsers(allUsers, true); 16345 16346 // don't allow an upgrade from full to ephemeral 16347 if (isInstantApp) { 16348 if (user == null || user.getIdentifier() == UserHandle.USER_ALL) { 16349 for (int currentUser : allUsers) { 16350 if (!ps.getInstantApp(currentUser)) { 16351 // can't downgrade from full to instant 16352 Slog.w(TAG, "Can't replace full app with instant app: " + pkgName 16353 + " for user: " + currentUser); 16354 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16355 return; 16356 } 16357 } 16358 } else if (!ps.getInstantApp(user.getIdentifier())) { 16359 // can't downgrade from full to instant 16360 Slog.w(TAG, "Can't replace full app with instant app: " + pkgName 16361 + " for user: " + user.getIdentifier()); 16362 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16363 return; 16364 } 16365 } 16366 } 16367 16368 // Update what is removed 16369 res.removedInfo = new PackageRemovedInfo(this); 16370 res.removedInfo.uid = oldPackage.applicationInfo.uid; 16371 res.removedInfo.removedPackage = oldPackage.packageName; 16372 res.removedInfo.installerPackageName = ps.installerPackageName; 16373 res.removedInfo.isStaticSharedLib = pkg.staticSharedLibName != null; 16374 res.removedInfo.isUpdate = true; 16375 res.removedInfo.origUsers = installedUsers; 16376 res.removedInfo.installReasons = new SparseArray<>(installedUsers.length); 16377 for (int i = 0; i < installedUsers.length; i++) { 16378 final int userId = installedUsers[i]; 16379 res.removedInfo.installReasons.put(userId, ps.getInstallReason(userId)); 16380 } 16381 16382 final int childCount = (oldPackage.childPackages != null) 16383 ? oldPackage.childPackages.size() : 0; 16384 for (int i = 0; i < childCount; i++) { 16385 boolean childPackageUpdated = false; 16386 PackageParser.Package childPkg = oldPackage.childPackages.get(i); 16387 final PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16388 if (res.addedChildPackages != null) { 16389 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 16390 if (childRes != null) { 16391 childRes.removedInfo.uid = childPkg.applicationInfo.uid; 16392 childRes.removedInfo.removedPackage = childPkg.packageName; 16393 if (childPs != null) { 16394 childRes.removedInfo.installerPackageName = childPs.installerPackageName; 16395 } 16396 childRes.removedInfo.isUpdate = true; 16397 childRes.removedInfo.installReasons = res.removedInfo.installReasons; 16398 childPackageUpdated = true; 16399 } 16400 } 16401 if (!childPackageUpdated) { 16402 PackageRemovedInfo childRemovedRes = new PackageRemovedInfo(this); 16403 childRemovedRes.removedPackage = childPkg.packageName; 16404 if (childPs != null) { 16405 childRemovedRes.installerPackageName = childPs.installerPackageName; 16406 } 16407 childRemovedRes.isUpdate = false; 16408 childRemovedRes.dataRemoved = true; 16409 synchronized (mPackages) { 16410 if (childPs != null) { 16411 childRemovedRes.origUsers = childPs.queryInstalledUsers(allUsers, true); 16412 } 16413 } 16414 if (res.removedInfo.removedChildPackages == null) { 16415 res.removedInfo.removedChildPackages = new ArrayMap<>(); 16416 } 16417 res.removedInfo.removedChildPackages.put(childPkg.packageName, childRemovedRes); 16418 } 16419 } 16420 16421 boolean sysPkg = (isSystemApp(oldPackage)); 16422 if (sysPkg) { 16423 // Set the system/privileged flags as needed 16424 final boolean privileged = 16425 (oldPackage.applicationInfo.privateFlags 16426 & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 16427 final int systemPolicyFlags = policyFlags 16428 | PackageParser.PARSE_IS_SYSTEM 16429 | (privileged ? PackageParser.PARSE_IS_PRIVILEGED : 0); 16430 16431 replaceSystemPackageLIF(oldPackage, pkg, systemPolicyFlags, scanFlags, 16432 user, allUsers, installerPackageName, res, installReason); 16433 } else { 16434 replaceNonSystemPackageLIF(oldPackage, pkg, policyFlags, scanFlags, 16435 user, allUsers, installerPackageName, res, installReason); 16436 } 16437 } 16438 16439 public List<String> getPreviousCodePaths(String packageName) { 16440 final PackageSetting ps = mSettings.mPackages.get(packageName); 16441 final List<String> result = new ArrayList<String>(); 16442 if (ps != null && ps.oldCodePaths != null) { 16443 result.addAll(ps.oldCodePaths); 16444 } 16445 return result; 16446 } 16447 16448 private void replaceNonSystemPackageLIF(PackageParser.Package deletedPackage, 16449 PackageParser.Package pkg, final int policyFlags, int scanFlags, UserHandle user, 16450 int[] allUsers, String installerPackageName, PackageInstalledInfo res, 16451 int installReason) { 16452 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 16453 + deletedPackage); 16454 16455 String pkgName = deletedPackage.packageName; 16456 boolean deletedPkg = true; 16457 boolean addedPkg = false; 16458 boolean updatedSettings = false; 16459 final boolean killApp = (scanFlags & SCAN_DONT_KILL_APP) == 0; 16460 final int deleteFlags = PackageManager.DELETE_KEEP_DATA 16461 | (killApp ? 0 : PackageManager.DELETE_DONT_KILL_APP); 16462 16463 final long origUpdateTime = (pkg.mExtras != null) 16464 ? ((PackageSetting)pkg.mExtras).lastUpdateTime : 0; 16465 16466 // First delete the existing package while retaining the data directory 16467 if (!deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 16468 res.removedInfo, true, pkg)) { 16469 // If the existing package wasn't successfully deleted 16470 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 16471 deletedPkg = false; 16472 } else { 16473 // Successfully deleted the old package; proceed with replace. 16474 16475 // If deleted package lived in a container, give users a chance to 16476 // relinquish resources before killing. 16477 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 16478 if (DEBUG_INSTALL) { 16479 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 16480 } 16481 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 16482 final ArrayList<String> pkgList = new ArrayList<String>(1); 16483 pkgList.add(deletedPackage.applicationInfo.packageName); 16484 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 16485 } 16486 16487 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 16488 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16489 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 16490 16491 try { 16492 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, policyFlags, 16493 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 16494 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 16495 installReason); 16496 16497 // Update the in-memory copy of the previous code paths. 16498 PackageSetting ps = mSettings.mPackages.get(pkgName); 16499 if (!killApp) { 16500 if (ps.oldCodePaths == null) { 16501 ps.oldCodePaths = new ArraySet<>(); 16502 } 16503 Collections.addAll(ps.oldCodePaths, deletedPackage.baseCodePath); 16504 if (deletedPackage.splitCodePaths != null) { 16505 Collections.addAll(ps.oldCodePaths, deletedPackage.splitCodePaths); 16506 } 16507 } else { 16508 ps.oldCodePaths = null; 16509 } 16510 if (ps.childPackageNames != null) { 16511 for (int i = ps.childPackageNames.size() - 1; i >= 0; --i) { 16512 final String childPkgName = ps.childPackageNames.get(i); 16513 final PackageSetting childPs = mSettings.mPackages.get(childPkgName); 16514 childPs.oldCodePaths = ps.oldCodePaths; 16515 } 16516 } 16517 // set instant app status, but, only if it's explicitly specified 16518 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 16519 final boolean fullApp = (scanFlags & SCAN_AS_FULL_APP) != 0; 16520 setInstantAppForUser(ps, user.getIdentifier(), instantApp, fullApp); 16521 prepareAppDataAfterInstallLIF(newPackage); 16522 addedPkg = true; 16523 mDexManager.notifyPackageUpdated(newPackage.packageName, 16524 newPackage.baseCodePath, newPackage.splitCodePaths); 16525 } catch (PackageManagerException e) { 16526 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16527 } 16528 } 16529 16530 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16531 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 16532 16533 // Revert all internal state mutations and added folders for the failed install 16534 if (addedPkg) { 16535 deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 16536 res.removedInfo, true, null); 16537 } 16538 16539 // Restore the old package 16540 if (deletedPkg) { 16541 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 16542 File restoreFile = new File(deletedPackage.codePath); 16543 // Parse old package 16544 boolean oldExternal = isExternal(deletedPackage); 16545 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 16546 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 16547 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 16548 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 16549 try { 16550 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 16551 null); 16552 } catch (PackageManagerException e) { 16553 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 16554 + e.getMessage()); 16555 return; 16556 } 16557 16558 synchronized (mPackages) { 16559 // Ensure the installer package name up to date 16560 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16561 16562 // Update permissions for restored package 16563 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 16564 16565 mSettings.writeLPr(); 16566 } 16567 16568 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 16569 } 16570 } else { 16571 synchronized (mPackages) { 16572 PackageSetting ps = mSettings.getPackageLPr(pkg.packageName); 16573 if (ps != null) { 16574 res.removedInfo.removedForAllUsers = mPackages.get(ps.name) == null; 16575 if (res.removedInfo.removedChildPackages != null) { 16576 final int childCount = res.removedInfo.removedChildPackages.size(); 16577 // Iterate in reverse as we may modify the collection 16578 for (int i = childCount - 1; i >= 0; i--) { 16579 String childPackageName = res.removedInfo.removedChildPackages.keyAt(i); 16580 if (res.addedChildPackages.containsKey(childPackageName)) { 16581 res.removedInfo.removedChildPackages.removeAt(i); 16582 } else { 16583 PackageRemovedInfo childInfo = res.removedInfo 16584 .removedChildPackages.valueAt(i); 16585 childInfo.removedForAllUsers = mPackages.get( 16586 childInfo.removedPackage) == null; 16587 } 16588 } 16589 } 16590 } 16591 } 16592 } 16593 } 16594 16595 private void replaceSystemPackageLIF(PackageParser.Package deletedPackage, 16596 PackageParser.Package pkg, final int policyFlags, int scanFlags, UserHandle user, 16597 int[] allUsers, String installerPackageName, PackageInstalledInfo res, 16598 int installReason) { 16599 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 16600 + ", old=" + deletedPackage); 16601 16602 final boolean disabledSystem; 16603 16604 // Remove existing system package 16605 removePackageLI(deletedPackage, true); 16606 16607 synchronized (mPackages) { 16608 disabledSystem = disableSystemPackageLPw(deletedPackage, pkg); 16609 } 16610 if (!disabledSystem) { 16611 // We didn't need to disable the .apk as a current system package, 16612 // which means we are replacing another update that is already 16613 // installed. We need to make sure to delete the older one's .apk. 16614 res.removedInfo.args = createInstallArgsForExisting(0, 16615 deletedPackage.applicationInfo.getCodePath(), 16616 deletedPackage.applicationInfo.getResourcePath(), 16617 getAppDexInstructionSets(deletedPackage.applicationInfo)); 16618 } else { 16619 res.removedInfo.args = null; 16620 } 16621 16622 // Successfully disabled the old package. Now proceed with re-installation 16623 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 16624 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16625 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 16626 16627 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16628 pkg.setApplicationInfoFlags(ApplicationInfo.FLAG_UPDATED_SYSTEM_APP, 16629 ApplicationInfo.FLAG_UPDATED_SYSTEM_APP); 16630 16631 PackageParser.Package newPackage = null; 16632 try { 16633 // Add the package to the internal data structures 16634 newPackage = scanPackageTracedLI(pkg, policyFlags, scanFlags, 0, user); 16635 16636 // Set the update and install times 16637 PackageSetting deletedPkgSetting = (PackageSetting) deletedPackage.mExtras; 16638 setInstallAndUpdateTime(newPackage, deletedPkgSetting.firstInstallTime, 16639 System.currentTimeMillis()); 16640 16641 // Update the package dynamic state if succeeded 16642 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 16643 // Now that the install succeeded make sure we remove data 16644 // directories for any child package the update removed. 16645 final int deletedChildCount = (deletedPackage.childPackages != null) 16646 ? deletedPackage.childPackages.size() : 0; 16647 final int newChildCount = (newPackage.childPackages != null) 16648 ? newPackage.childPackages.size() : 0; 16649 for (int i = 0; i < deletedChildCount; i++) { 16650 PackageParser.Package deletedChildPkg = deletedPackage.childPackages.get(i); 16651 boolean childPackageDeleted = true; 16652 for (int j = 0; j < newChildCount; j++) { 16653 PackageParser.Package newChildPkg = newPackage.childPackages.get(j); 16654 if (deletedChildPkg.packageName.equals(newChildPkg.packageName)) { 16655 childPackageDeleted = false; 16656 break; 16657 } 16658 } 16659 if (childPackageDeleted) { 16660 PackageSetting ps = mSettings.getDisabledSystemPkgLPr( 16661 deletedChildPkg.packageName); 16662 if (ps != null && res.removedInfo.removedChildPackages != null) { 16663 PackageRemovedInfo removedChildRes = res.removedInfo 16664 .removedChildPackages.get(deletedChildPkg.packageName); 16665 removePackageDataLIF(ps, allUsers, removedChildRes, 0, false); 16666 removedChildRes.removedForAllUsers = mPackages.get(ps.name) == null; 16667 } 16668 } 16669 } 16670 16671 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 16672 installReason); 16673 prepareAppDataAfterInstallLIF(newPackage); 16674 16675 mDexManager.notifyPackageUpdated(newPackage.packageName, 16676 newPackage.baseCodePath, newPackage.splitCodePaths); 16677 } 16678 } catch (PackageManagerException e) { 16679 res.setReturnCode(INSTALL_FAILED_INTERNAL_ERROR); 16680 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16681 } 16682 16683 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16684 // Re installation failed. Restore old information 16685 // Remove new pkg information 16686 if (newPackage != null) { 16687 removeInstalledPackageLI(newPackage, true); 16688 } 16689 // Add back the old system package 16690 try { 16691 scanPackageTracedLI(deletedPackage, policyFlags, SCAN_UPDATE_SIGNATURE, 0, user); 16692 } catch (PackageManagerException e) { 16693 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 16694 } 16695 16696 synchronized (mPackages) { 16697 if (disabledSystem) { 16698 enableSystemPackageLPw(deletedPackage); 16699 } 16700 16701 // Ensure the installer package name up to date 16702 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16703 16704 // Update permissions for restored package 16705 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 16706 16707 mSettings.writeLPr(); 16708 } 16709 16710 Slog.i(TAG, "Successfully restored package : " + deletedPackage.packageName 16711 + " after failed upgrade"); 16712 } 16713 } 16714 16715 /** 16716 * Checks whether the parent or any of the child packages have a change shared 16717 * user. For a package to be a valid update the shred users of the parent and 16718 * the children should match. We may later support changing child shared users. 16719 * @param oldPkg The updated package. 16720 * @param newPkg The update package. 16721 * @return The shared user that change between the versions. 16722 */ 16723 private String getParentOrChildPackageChangedSharedUser(PackageParser.Package oldPkg, 16724 PackageParser.Package newPkg) { 16725 // Check parent shared user 16726 if (!Objects.equals(oldPkg.mSharedUserId, newPkg.mSharedUserId)) { 16727 return newPkg.packageName; 16728 } 16729 // Check child shared users 16730 final int oldChildCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16731 final int newChildCount = (newPkg.childPackages != null) ? newPkg.childPackages.size() : 0; 16732 for (int i = 0; i < newChildCount; i++) { 16733 PackageParser.Package newChildPkg = newPkg.childPackages.get(i); 16734 // If this child was present, did it have the same shared user? 16735 for (int j = 0; j < oldChildCount; j++) { 16736 PackageParser.Package oldChildPkg = oldPkg.childPackages.get(j); 16737 if (newChildPkg.packageName.equals(oldChildPkg.packageName) 16738 && !Objects.equals(newChildPkg.mSharedUserId, oldChildPkg.mSharedUserId)) { 16739 return newChildPkg.packageName; 16740 } 16741 } 16742 } 16743 return null; 16744 } 16745 16746 private void removeNativeBinariesLI(PackageSetting ps) { 16747 // Remove the lib path for the parent package 16748 if (ps != null) { 16749 NativeLibraryHelper.removeNativeBinariesLI(ps.legacyNativeLibraryPathString); 16750 // Remove the lib path for the child packages 16751 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 16752 for (int i = 0; i < childCount; i++) { 16753 PackageSetting childPs = null; 16754 synchronized (mPackages) { 16755 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 16756 } 16757 if (childPs != null) { 16758 NativeLibraryHelper.removeNativeBinariesLI(childPs 16759 .legacyNativeLibraryPathString); 16760 } 16761 } 16762 } 16763 } 16764 16765 private void enableSystemPackageLPw(PackageParser.Package pkg) { 16766 // Enable the parent package 16767 mSettings.enableSystemPackageLPw(pkg.packageName); 16768 // Enable the child packages 16769 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16770 for (int i = 0; i < childCount; i++) { 16771 PackageParser.Package childPkg = pkg.childPackages.get(i); 16772 mSettings.enableSystemPackageLPw(childPkg.packageName); 16773 } 16774 } 16775 16776 private boolean disableSystemPackageLPw(PackageParser.Package oldPkg, 16777 PackageParser.Package newPkg) { 16778 // Disable the parent package (parent always replaced) 16779 boolean disabled = mSettings.disableSystemPackageLPw(oldPkg.packageName, true); 16780 // Disable the child packages 16781 final int childCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16782 for (int i = 0; i < childCount; i++) { 16783 PackageParser.Package childPkg = oldPkg.childPackages.get(i); 16784 final boolean replace = newPkg.hasChildPackage(childPkg.packageName); 16785 disabled |= mSettings.disableSystemPackageLPw(childPkg.packageName, replace); 16786 } 16787 return disabled; 16788 } 16789 16790 private void setInstallerPackageNameLPw(PackageParser.Package pkg, 16791 String installerPackageName) { 16792 // Enable the parent package 16793 mSettings.setInstallerPackageName(pkg.packageName, installerPackageName); 16794 // Enable the child packages 16795 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16796 for (int i = 0; i < childCount; i++) { 16797 PackageParser.Package childPkg = pkg.childPackages.get(i); 16798 mSettings.setInstallerPackageName(childPkg.packageName, installerPackageName); 16799 } 16800 } 16801 16802 private int[] revokeUnusedSharedUserPermissionsLPw(SharedUserSetting su, int[] allUserIds) { 16803 // Collect all used permissions in the UID 16804 ArraySet<String> usedPermissions = new ArraySet<>(); 16805 final int packageCount = su.packages.size(); 16806 for (int i = 0; i < packageCount; i++) { 16807 PackageSetting ps = su.packages.valueAt(i); 16808 if (ps.pkg == null) { 16809 continue; 16810 } 16811 final int requestedPermCount = ps.pkg.requestedPermissions.size(); 16812 for (int j = 0; j < requestedPermCount; j++) { 16813 String permission = ps.pkg.requestedPermissions.get(j); 16814 BasePermission bp = mSettings.mPermissions.get(permission); 16815 if (bp != null) { 16816 usedPermissions.add(permission); 16817 } 16818 } 16819 } 16820 16821 PermissionsState permissionsState = su.getPermissionsState(); 16822 // Prune install permissions 16823 List<PermissionState> installPermStates = permissionsState.getInstallPermissionStates(); 16824 final int installPermCount = installPermStates.size(); 16825 for (int i = installPermCount - 1; i >= 0; i--) { 16826 PermissionState permissionState = installPermStates.get(i); 16827 if (!usedPermissions.contains(permissionState.getName())) { 16828 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 16829 if (bp != null) { 16830 permissionsState.revokeInstallPermission(bp); 16831 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 16832 PackageManager.MASK_PERMISSION_FLAGS, 0); 16833 } 16834 } 16835 } 16836 16837 int[] runtimePermissionChangedUserIds = EmptyArray.INT; 16838 16839 // Prune runtime permissions 16840 for (int userId : allUserIds) { 16841 List<PermissionState> runtimePermStates = permissionsState 16842 .getRuntimePermissionStates(userId); 16843 final int runtimePermCount = runtimePermStates.size(); 16844 for (int i = runtimePermCount - 1; i >= 0; i--) { 16845 PermissionState permissionState = runtimePermStates.get(i); 16846 if (!usedPermissions.contains(permissionState.getName())) { 16847 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 16848 if (bp != null) { 16849 permissionsState.revokeRuntimePermission(bp, userId); 16850 permissionsState.updatePermissionFlags(bp, userId, 16851 PackageManager.MASK_PERMISSION_FLAGS, 0); 16852 runtimePermissionChangedUserIds = ArrayUtils.appendInt( 16853 runtimePermissionChangedUserIds, userId); 16854 } 16855 } 16856 } 16857 } 16858 16859 return runtimePermissionChangedUserIds; 16860 } 16861 16862 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 16863 int[] allUsers, PackageInstalledInfo res, UserHandle user, int installReason) { 16864 // Update the parent package setting 16865 updateSettingsInternalLI(newPackage, installerPackageName, allUsers, res.origUsers, 16866 res, user, installReason); 16867 // Update the child packages setting 16868 final int childCount = (newPackage.childPackages != null) 16869 ? newPackage.childPackages.size() : 0; 16870 for (int i = 0; i < childCount; i++) { 16871 PackageParser.Package childPackage = newPackage.childPackages.get(i); 16872 PackageInstalledInfo childRes = res.addedChildPackages.get(childPackage.packageName); 16873 updateSettingsInternalLI(childPackage, installerPackageName, allUsers, 16874 childRes.origUsers, childRes, user, installReason); 16875 } 16876 } 16877 16878 private void updateSettingsInternalLI(PackageParser.Package newPackage, 16879 String installerPackageName, int[] allUsers, int[] installedForUsers, 16880 PackageInstalledInfo res, UserHandle user, int installReason) { 16881 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 16882 16883 String pkgName = newPackage.packageName; 16884 synchronized (mPackages) { 16885 //write settings. the installStatus will be incomplete at this stage. 16886 //note that the new package setting would have already been 16887 //added to mPackages. It hasn't been persisted yet. 16888 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 16889 // TODO: Remove this write? It's also written at the end of this method 16890 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16891 mSettings.writeLPr(); 16892 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16893 } 16894 16895 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 16896 synchronized (mPackages) { 16897 updatePermissionsLPw(newPackage.packageName, newPackage, 16898 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 16899 ? UPDATE_PERMISSIONS_ALL : 0)); 16900 // For system-bundled packages, we assume that installing an upgraded version 16901 // of the package implies that the user actually wants to run that new code, 16902 // so we enable the package. 16903 PackageSetting ps = mSettings.mPackages.get(pkgName); 16904 final int userId = user.getIdentifier(); 16905 if (ps != null) { 16906 if (isSystemApp(newPackage)) { 16907 if (DEBUG_INSTALL) { 16908 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 16909 } 16910 // Enable system package for requested users 16911 if (res.origUsers != null) { 16912 for (int origUserId : res.origUsers) { 16913 if (userId == UserHandle.USER_ALL || userId == origUserId) { 16914 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 16915 origUserId, installerPackageName); 16916 } 16917 } 16918 } 16919 // Also convey the prior install/uninstall state 16920 if (allUsers != null && installedForUsers != null) { 16921 for (int currentUserId : allUsers) { 16922 final boolean installed = ArrayUtils.contains( 16923 installedForUsers, currentUserId); 16924 if (DEBUG_INSTALL) { 16925 Slog.d(TAG, " user " + currentUserId + " => " + installed); 16926 } 16927 ps.setInstalled(installed, currentUserId); 16928 } 16929 // these install state changes will be persisted in the 16930 // upcoming call to mSettings.writeLPr(). 16931 } 16932 } 16933 // It's implied that when a user requests installation, they want the app to be 16934 // installed and enabled. 16935 if (userId != UserHandle.USER_ALL) { 16936 ps.setInstalled(true, userId); 16937 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 16938 } 16939 16940 // When replacing an existing package, preserve the original install reason for all 16941 // users that had the package installed before. 16942 final Set<Integer> previousUserIds = new ArraySet<>(); 16943 if (res.removedInfo != null && res.removedInfo.installReasons != null) { 16944 final int installReasonCount = res.removedInfo.installReasons.size(); 16945 for (int i = 0; i < installReasonCount; i++) { 16946 final int previousUserId = res.removedInfo.installReasons.keyAt(i); 16947 final int previousInstallReason = res.removedInfo.installReasons.valueAt(i); 16948 ps.setInstallReason(previousInstallReason, previousUserId); 16949 previousUserIds.add(previousUserId); 16950 } 16951 } 16952 16953 // Set install reason for users that are having the package newly installed. 16954 if (userId == UserHandle.USER_ALL) { 16955 for (int currentUserId : sUserManager.getUserIds()) { 16956 if (!previousUserIds.contains(currentUserId)) { 16957 ps.setInstallReason(installReason, currentUserId); 16958 } 16959 } 16960 } else if (!previousUserIds.contains(userId)) { 16961 ps.setInstallReason(installReason, userId); 16962 } 16963 mSettings.writeKernelMappingLPr(ps); 16964 } 16965 res.name = pkgName; 16966 res.uid = newPackage.applicationInfo.uid; 16967 res.pkg = newPackage; 16968 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 16969 mSettings.setInstallerPackageName(pkgName, installerPackageName); 16970 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16971 //to update install status 16972 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16973 mSettings.writeLPr(); 16974 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16975 } 16976 16977 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16978 } 16979 16980 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 16981 try { 16982 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 16983 installPackageLI(args, res); 16984 } finally { 16985 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16986 } 16987 } 16988 16989 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 16990 final int installFlags = args.installFlags; 16991 final String installerPackageName = args.installerPackageName; 16992 final String volumeUuid = args.volumeUuid; 16993 final File tmpPackageFile = new File(args.getCodePath()); 16994 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 16995 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 16996 || (args.volumeUuid != null)); 16997 final boolean instantApp = ((installFlags & PackageManager.INSTALL_INSTANT_APP) != 0); 16998 final boolean fullApp = ((installFlags & PackageManager.INSTALL_FULL_APP) != 0); 16999 final boolean forceSdk = ((installFlags & PackageManager.INSTALL_FORCE_SDK) != 0); 17000 boolean replace = false; 17001 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 17002 if (args.move != null) { 17003 // moving a complete application; perform an initial scan on the new install location 17004 scanFlags |= SCAN_INITIAL; 17005 } 17006 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 17007 scanFlags |= SCAN_DONT_KILL_APP; 17008 } 17009 if (instantApp) { 17010 scanFlags |= SCAN_AS_INSTANT_APP; 17011 } 17012 if (fullApp) { 17013 scanFlags |= SCAN_AS_FULL_APP; 17014 } 17015 17016 // Result object to be returned 17017 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 17018 17019 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 17020 17021 // Sanity check 17022 if (instantApp && (forwardLocked || onExternal)) { 17023 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 17024 + " external=" + onExternal); 17025 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 17026 return; 17027 } 17028 17029 // Retrieve PackageSettings and parse package 17030 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 17031 | PackageParser.PARSE_ENFORCE_CODE 17032 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 17033 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 17034 | (instantApp ? PackageParser.PARSE_IS_EPHEMERAL : 0) 17035 | (forceSdk ? PackageParser.PARSE_FORCE_SDK : 0); 17036 PackageParser pp = new PackageParser(); 17037 pp.setSeparateProcesses(mSeparateProcesses); 17038 pp.setDisplayMetrics(mMetrics); 17039 pp.setCallback(mPackageParserCallback); 17040 17041 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 17042 final PackageParser.Package pkg; 17043 try { 17044 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 17045 } catch (PackageParserException e) { 17046 res.setError("Failed parse during installPackageLI", e); 17047 return; 17048 } finally { 17049 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 17050 } 17051 17052 // Instant apps must have target SDK >= O and have targetSanboxVersion >= 2 17053 if (instantApp && pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.N_MR1) { 17054 Slog.w(TAG, "Instant app package " + pkg.packageName 17055 + " does not target O, this will be a fatal error."); 17056 // STOPSHIP: Make this a fatal error 17057 pkg.applicationInfo.targetSdkVersion = Build.VERSION_CODES.O; 17058 } 17059 if (instantApp && pkg.applicationInfo.targetSandboxVersion != 2) { 17060 Slog.w(TAG, "Instant app package " + pkg.packageName 17061 + " does not target targetSandboxVersion 2, this will be a fatal error."); 17062 // STOPSHIP: Make this a fatal error 17063 pkg.applicationInfo.targetSandboxVersion = 2; 17064 } 17065 17066 if (pkg.applicationInfo.isStaticSharedLibrary()) { 17067 // Static shared libraries have synthetic package names 17068 renameStaticSharedLibraryPackage(pkg); 17069 17070 // No static shared libs on external storage 17071 if (onExternal) { 17072 Slog.i(TAG, "Static shared libs can only be installed on internal storage."); 17073 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 17074 "Packages declaring static-shared libs cannot be updated"); 17075 return; 17076 } 17077 } 17078 17079 // If we are installing a clustered package add results for the children 17080 if (pkg.childPackages != null) { 17081 synchronized (mPackages) { 17082 final int childCount = pkg.childPackages.size(); 17083 for (int i = 0; i < childCount; i++) { 17084 PackageParser.Package childPkg = pkg.childPackages.get(i); 17085 PackageInstalledInfo childRes = new PackageInstalledInfo(); 17086 childRes.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 17087 childRes.pkg = childPkg; 17088 childRes.name = childPkg.packageName; 17089 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 17090 if (childPs != null) { 17091 childRes.origUsers = childPs.queryInstalledUsers( 17092 sUserManager.getUserIds(), true); 17093 } 17094 if ((mPackages.containsKey(childPkg.packageName))) { 17095 childRes.removedInfo = new PackageRemovedInfo(this); 17096 childRes.removedInfo.removedPackage = childPkg.packageName; 17097 childRes.removedInfo.installerPackageName = childPs.installerPackageName; 17098 } 17099 if (res.addedChildPackages == null) { 17100 res.addedChildPackages = new ArrayMap<>(); 17101 } 17102 res.addedChildPackages.put(childPkg.packageName, childRes); 17103 } 17104 } 17105 } 17106 17107 // If package doesn't declare API override, mark that we have an install 17108 // time CPU ABI override. 17109 if (TextUtils.isEmpty(pkg.cpuAbiOverride)) { 17110 pkg.cpuAbiOverride = args.abiOverride; 17111 } 17112 17113 String pkgName = res.name = pkg.packageName; 17114 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 17115 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 17116 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 17117 return; 17118 } 17119 } 17120 17121 try { 17122 // either use what we've been given or parse directly from the APK 17123 if (args.certificates != null) { 17124 try { 17125 PackageParser.populateCertificates(pkg, args.certificates); 17126 } catch (PackageParserException e) { 17127 // there was something wrong with the certificates we were given; 17128 // try to pull them from the APK 17129 PackageParser.collectCertificates(pkg, parseFlags); 17130 } 17131 } else { 17132 PackageParser.collectCertificates(pkg, parseFlags); 17133 } 17134 } catch (PackageParserException e) { 17135 res.setError("Failed collect during installPackageLI", e); 17136 return; 17137 } 17138 17139 // Get rid of all references to package scan path via parser. 17140 pp = null; 17141 String oldCodePath = null; 17142 boolean systemApp = false; 17143 synchronized (mPackages) { 17144 // Check if installing already existing package 17145 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 17146 String oldName = mSettings.getRenamedPackageLPr(pkgName); 17147 if (pkg.mOriginalPackages != null 17148 && pkg.mOriginalPackages.contains(oldName) 17149 && mPackages.containsKey(oldName)) { 17150 // This package is derived from an original package, 17151 // and this device has been updating from that original 17152 // name. We must continue using the original name, so 17153 // rename the new package here. 17154 pkg.setPackageName(oldName); 17155 pkgName = pkg.packageName; 17156 replace = true; 17157 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 17158 + oldName + " pkgName=" + pkgName); 17159 } else if (mPackages.containsKey(pkgName)) { 17160 // This package, under its official name, already exists 17161 // on the device; we should replace it. 17162 replace = true; 17163 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 17164 } 17165 17166 // Child packages are installed through the parent package 17167 if (pkg.parentPackage != null) { 17168 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 17169 "Package " + pkg.packageName + " is child of package " 17170 + pkg.parentPackage.parentPackage + ". Child packages " 17171 + "can be updated only through the parent package."); 17172 return; 17173 } 17174 17175 if (replace) { 17176 // Prevent apps opting out from runtime permissions 17177 PackageParser.Package oldPackage = mPackages.get(pkgName); 17178 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 17179 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 17180 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 17181 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 17182 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 17183 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 17184 + " doesn't support runtime permissions but the old" 17185 + " target SDK " + oldTargetSdk + " does."); 17186 return; 17187 } 17188 // Prevent apps from downgrading their targetSandbox. 17189 final int oldTargetSandbox = oldPackage.applicationInfo.targetSandboxVersion; 17190 final int newTargetSandbox = pkg.applicationInfo.targetSandboxVersion; 17191 if (oldTargetSandbox == 2 && newTargetSandbox != 2) { 17192 res.setError(PackageManager.INSTALL_FAILED_SANDBOX_VERSION_DOWNGRADE, 17193 "Package " + pkg.packageName + " new target sandbox " 17194 + newTargetSandbox + " is incompatible with the previous value of" 17195 + oldTargetSandbox + "."); 17196 return; 17197 } 17198 17199 // Prevent installing of child packages 17200 if (oldPackage.parentPackage != null) { 17201 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 17202 "Package " + pkg.packageName + " is child of package " 17203 + oldPackage.parentPackage + ". Child packages " 17204 + "can be updated only through the parent package."); 17205 return; 17206 } 17207 } 17208 } 17209 17210 PackageSetting ps = mSettings.mPackages.get(pkgName); 17211 if (ps != null) { 17212 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 17213 17214 // Static shared libs have same package with different versions where 17215 // we internally use a synthetic package name to allow multiple versions 17216 // of the same package, therefore we need to compare signatures against 17217 // the package setting for the latest library version. 17218 PackageSetting signatureCheckPs = ps; 17219 if (pkg.applicationInfo.isStaticSharedLibrary()) { 17220 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 17221 if (libraryEntry != null) { 17222 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 17223 } 17224 } 17225 17226 // Quick sanity check that we're signed correctly if updating; 17227 // we'll check this again later when scanning, but we want to 17228 // bail early here before tripping over redefined permissions. 17229 if (shouldCheckUpgradeKeySetLP(signatureCheckPs, scanFlags)) { 17230 if (!checkUpgradeKeySetLP(signatureCheckPs, pkg)) { 17231 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 17232 + pkg.packageName + " upgrade keys do not match the " 17233 + "previously installed version"); 17234 return; 17235 } 17236 } else { 17237 try { 17238 verifySignaturesLP(signatureCheckPs, pkg); 17239 } catch (PackageManagerException e) { 17240 res.setError(e.error, e.getMessage()); 17241 return; 17242 } 17243 } 17244 17245 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 17246 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 17247 systemApp = (ps.pkg.applicationInfo.flags & 17248 ApplicationInfo.FLAG_SYSTEM) != 0; 17249 } 17250 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 17251 } 17252 17253 int N = pkg.permissions.size(); 17254 for (int i = N-1; i >= 0; i--) { 17255 PackageParser.Permission perm = pkg.permissions.get(i); 17256 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 17257 17258 // Don't allow anyone but the system to define ephemeral permissions. 17259 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_FLAG_EPHEMERAL) != 0 17260 && !systemApp) { 17261 Slog.w(TAG, "Non-System package " + pkg.packageName 17262 + " attempting to delcare ephemeral permission " 17263 + perm.info.name + "; Removing ephemeral."); 17264 perm.info.protectionLevel &= ~PermissionInfo.PROTECTION_FLAG_EPHEMERAL; 17265 } 17266 // Check whether the newly-scanned package wants to define an already-defined perm 17267 if (bp != null) { 17268 // If the defining package is signed with our cert, it's okay. This 17269 // also includes the "updating the same package" case, of course. 17270 // "updating same package" could also involve key-rotation. 17271 final boolean sigsOk; 17272 if (bp.sourcePackage.equals(pkg.packageName) 17273 && (bp.packageSetting instanceof PackageSetting) 17274 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 17275 scanFlags))) { 17276 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 17277 } else { 17278 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 17279 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 17280 } 17281 if (!sigsOk) { 17282 // If the owning package is the system itself, we log but allow 17283 // install to proceed; we fail the install on all other permission 17284 // redefinitions. 17285 if (!bp.sourcePackage.equals("android")) { 17286 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 17287 + pkg.packageName + " attempting to redeclare permission " 17288 + perm.info.name + " already owned by " + bp.sourcePackage); 17289 res.origPermission = perm.info.name; 17290 res.origPackage = bp.sourcePackage; 17291 return; 17292 } else { 17293 Slog.w(TAG, "Package " + pkg.packageName 17294 + " attempting to redeclare system permission " 17295 + perm.info.name + "; ignoring new declaration"); 17296 pkg.permissions.remove(i); 17297 } 17298 } else if (!PLATFORM_PACKAGE_NAME.equals(pkg.packageName)) { 17299 // Prevent apps to change protection level to dangerous from any other 17300 // type as this would allow a privilege escalation where an app adds a 17301 // normal/signature permission in other app's group and later redefines 17302 // it as dangerous leading to the group auto-grant. 17303 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE) 17304 == PermissionInfo.PROTECTION_DANGEROUS) { 17305 if (bp != null && !bp.isRuntime()) { 17306 Slog.w(TAG, "Package " + pkg.packageName + " trying to change a " 17307 + "non-runtime permission " + perm.info.name 17308 + " to runtime; keeping old protection level"); 17309 perm.info.protectionLevel = bp.protectionLevel; 17310 } 17311 } 17312 } 17313 } 17314 } 17315 } 17316 17317 if (systemApp) { 17318 if (onExternal) { 17319 // Abort update; system app can't be replaced with app on sdcard 17320 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 17321 "Cannot install updates to system apps on sdcard"); 17322 return; 17323 } else if (instantApp) { 17324 // Abort update; system app can't be replaced with an instant app 17325 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 17326 "Cannot update a system app with an instant app"); 17327 return; 17328 } 17329 } 17330 17331 if (args.move != null) { 17332 // We did an in-place move, so dex is ready to roll 17333 scanFlags |= SCAN_NO_DEX; 17334 scanFlags |= SCAN_MOVE; 17335 17336 synchronized (mPackages) { 17337 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17338 if (ps == null) { 17339 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 17340 "Missing settings for moved package " + pkgName); 17341 } 17342 17343 // We moved the entire application as-is, so bring over the 17344 // previously derived ABI information. 17345 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 17346 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 17347 } 17348 17349 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 17350 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 17351 scanFlags |= SCAN_NO_DEX; 17352 17353 try { 17354 String abiOverride = (TextUtils.isEmpty(pkg.cpuAbiOverride) ? 17355 args.abiOverride : pkg.cpuAbiOverride); 17356 derivePackageAbi(pkg, new File(pkg.codePath), abiOverride, 17357 true /*extractLibs*/, mAppLib32InstallDir); 17358 } catch (PackageManagerException pme) { 17359 Slog.e(TAG, "Error deriving application ABI", pme); 17360 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 17361 return; 17362 } 17363 17364 // Shared libraries for the package need to be updated. 17365 synchronized (mPackages) { 17366 try { 17367 updateSharedLibrariesLPr(pkg, null); 17368 } catch (PackageManagerException e) { 17369 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 17370 } 17371 } 17372 17373 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 17374 // Do not run PackageDexOptimizer through the local performDexOpt 17375 // method because `pkg` may not be in `mPackages` yet. 17376 // 17377 // Also, don't fail application installs if the dexopt step fails. 17378 mPackageDexOptimizer.performDexOpt(pkg, pkg.usesLibraryFiles, 17379 null /* instructionSets */, false /* checkProfiles */, 17380 getCompilerFilterForReason(REASON_INSTALL), 17381 getOrCreateCompilerPackageStats(pkg), 17382 mDexManager.isUsedByOtherApps(pkg.packageName)); 17383 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 17384 17385 // Notify BackgroundDexOptService that the package has been changed. 17386 // If this is an update of a package which used to fail to compile, 17387 // BDOS will remove it from its blacklist. 17388 // TODO: Layering violation 17389 BackgroundDexOptService.notifyPackageChanged(pkg.packageName); 17390 } 17391 17392 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 17393 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 17394 return; 17395 } 17396 17397 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 17398 17399 try (PackageFreezer freezer = freezePackageForInstall(pkgName, installFlags, 17400 "installPackageLI")) { 17401 if (replace) { 17402 if (pkg.applicationInfo.isStaticSharedLibrary()) { 17403 // Static libs have a synthetic package name containing the version 17404 // and cannot be updated as an update would get a new package name, 17405 // unless this is the exact same version code which is useful for 17406 // development. 17407 PackageParser.Package existingPkg = mPackages.get(pkg.packageName); 17408 if (existingPkg != null && existingPkg.mVersionCode != pkg.mVersionCode) { 17409 res.setError(INSTALL_FAILED_DUPLICATE_PACKAGE, "Packages declaring " 17410 + "static-shared libs cannot be updated"); 17411 return; 17412 } 17413 } 17414 replacePackageLIF(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 17415 installerPackageName, res, args.installReason); 17416 } else { 17417 installNewPackageLIF(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 17418 args.user, installerPackageName, volumeUuid, res, args.installReason); 17419 } 17420 } 17421 17422 synchronized (mPackages) { 17423 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17424 if (ps != null) { 17425 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 17426 ps.setUpdateAvailable(false /*updateAvailable*/); 17427 } 17428 17429 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 17430 for (int i = 0; i < childCount; i++) { 17431 PackageParser.Package childPkg = pkg.childPackages.get(i); 17432 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 17433 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 17434 if (childPs != null) { 17435 childRes.newUsers = childPs.queryInstalledUsers( 17436 sUserManager.getUserIds(), true); 17437 } 17438 } 17439 17440 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 17441 updateSequenceNumberLP(pkgName, res.newUsers); 17442 updateInstantAppInstallerLocked(pkgName); 17443 } 17444 } 17445 } 17446 17447 private void startIntentFilterVerifications(int userId, boolean replacing, 17448 PackageParser.Package pkg) { 17449 if (mIntentFilterVerifierComponent == null) { 17450 Slog.w(TAG, "No IntentFilter verification will not be done as " 17451 + "there is no IntentFilterVerifier available!"); 17452 return; 17453 } 17454 17455 final int verifierUid = getPackageUid( 17456 mIntentFilterVerifierComponent.getPackageName(), 17457 MATCH_DEBUG_TRIAGED_MISSING, 17458 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 17459 17460 Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 17461 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 17462 mHandler.sendMessage(msg); 17463 17464 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 17465 for (int i = 0; i < childCount; i++) { 17466 PackageParser.Package childPkg = pkg.childPackages.get(i); 17467 msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 17468 msg.obj = new IFVerificationParams(childPkg, replacing, userId, verifierUid); 17469 mHandler.sendMessage(msg); 17470 } 17471 } 17472 17473 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 17474 PackageParser.Package pkg) { 17475 int size = pkg.activities.size(); 17476 if (size == 0) { 17477 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17478 "No activity, so no need to verify any IntentFilter!"); 17479 return; 17480 } 17481 17482 final boolean hasDomainURLs = hasDomainURLs(pkg); 17483 if (!hasDomainURLs) { 17484 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17485 "No domain URLs, so no need to verify any IntentFilter!"); 17486 return; 17487 } 17488 17489 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 17490 + " if any IntentFilter from the " + size 17491 + " Activities needs verification ..."); 17492 17493 int count = 0; 17494 final String packageName = pkg.packageName; 17495 17496 synchronized (mPackages) { 17497 // If this is a new install and we see that we've already run verification for this 17498 // package, we have nothing to do: it means the state was restored from backup. 17499 if (!replacing) { 17500 IntentFilterVerificationInfo ivi = 17501 mSettings.getIntentFilterVerificationLPr(packageName); 17502 if (ivi != null) { 17503 if (DEBUG_DOMAIN_VERIFICATION) { 17504 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 17505 + ivi.getStatusString()); 17506 } 17507 return; 17508 } 17509 } 17510 17511 // If any filters need to be verified, then all need to be. 17512 boolean needToVerify = false; 17513 for (PackageParser.Activity a : pkg.activities) { 17514 for (ActivityIntentInfo filter : a.intents) { 17515 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 17516 if (DEBUG_DOMAIN_VERIFICATION) { 17517 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 17518 } 17519 needToVerify = true; 17520 break; 17521 } 17522 } 17523 } 17524 17525 if (needToVerify) { 17526 final int verificationId = mIntentFilterVerificationToken++; 17527 for (PackageParser.Activity a : pkg.activities) { 17528 for (ActivityIntentInfo filter : a.intents) { 17529 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 17530 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17531 "Verification needed for IntentFilter:" + filter.toString()); 17532 mIntentFilterVerifier.addOneIntentFilterVerification( 17533 verifierUid, userId, verificationId, filter, packageName); 17534 count++; 17535 } 17536 } 17537 } 17538 } 17539 } 17540 17541 if (count > 0) { 17542 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 17543 + " IntentFilter verification" + (count > 1 ? "s" : "") 17544 + " for userId:" + userId); 17545 mIntentFilterVerifier.startVerifications(userId); 17546 } else { 17547 if (DEBUG_DOMAIN_VERIFICATION) { 17548 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 17549 } 17550 } 17551 } 17552 17553 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 17554 final ComponentName cn = filter.activity.getComponentName(); 17555 final String packageName = cn.getPackageName(); 17556 17557 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 17558 packageName); 17559 if (ivi == null) { 17560 return true; 17561 } 17562 int status = ivi.getStatus(); 17563 switch (status) { 17564 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 17565 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 17566 return true; 17567 17568 default: 17569 // Nothing to do 17570 return false; 17571 } 17572 } 17573 17574 private static boolean isMultiArch(ApplicationInfo info) { 17575 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 17576 } 17577 17578 private static boolean isExternal(PackageParser.Package pkg) { 17579 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17580 } 17581 17582 private static boolean isExternal(PackageSetting ps) { 17583 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17584 } 17585 17586 private static boolean isSystemApp(PackageParser.Package pkg) { 17587 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 17588 } 17589 17590 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 17591 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 17592 } 17593 17594 private static boolean hasDomainURLs(PackageParser.Package pkg) { 17595 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 17596 } 17597 17598 private static boolean isSystemApp(PackageSetting ps) { 17599 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 17600 } 17601 17602 private static boolean isUpdatedSystemApp(PackageSetting ps) { 17603 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 17604 } 17605 17606 private int packageFlagsToInstallFlags(PackageSetting ps) { 17607 int installFlags = 0; 17608 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 17609 // This existing package was an external ASEC install when we have 17610 // the external flag without a UUID 17611 installFlags |= PackageManager.INSTALL_EXTERNAL; 17612 } 17613 if (ps.isForwardLocked()) { 17614 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 17615 } 17616 return installFlags; 17617 } 17618 17619 private String getVolumeUuidForPackage(PackageParser.Package pkg) { 17620 if (isExternal(pkg)) { 17621 if (TextUtils.isEmpty(pkg.volumeUuid)) { 17622 return StorageManager.UUID_PRIMARY_PHYSICAL; 17623 } else { 17624 return pkg.volumeUuid; 17625 } 17626 } else { 17627 return StorageManager.UUID_PRIVATE_INTERNAL; 17628 } 17629 } 17630 17631 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 17632 if (isExternal(pkg)) { 17633 if (TextUtils.isEmpty(pkg.volumeUuid)) { 17634 return mSettings.getExternalVersion(); 17635 } else { 17636 return mSettings.findOrCreateVersion(pkg.volumeUuid); 17637 } 17638 } else { 17639 return mSettings.getInternalVersion(); 17640 } 17641 } 17642 17643 private void deleteTempPackageFiles() { 17644 final FilenameFilter filter = new FilenameFilter() { 17645 public boolean accept(File dir, String name) { 17646 return name.startsWith("vmdl") && name.endsWith(".tmp"); 17647 } 17648 }; 17649 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 17650 file.delete(); 17651 } 17652 } 17653 17654 @Override 17655 public void deletePackageAsUser(String packageName, int versionCode, 17656 IPackageDeleteObserver observer, int userId, int flags) { 17657 deletePackageVersioned(new VersionedPackage(packageName, versionCode), 17658 new LegacyPackageDeleteObserver(observer).getBinder(), userId, flags); 17659 } 17660 17661 @Override 17662 public void deletePackageVersioned(VersionedPackage versionedPackage, 17663 final IPackageDeleteObserver2 observer, final int userId, final int deleteFlags) { 17664 mContext.enforceCallingOrSelfPermission( 17665 android.Manifest.permission.DELETE_PACKAGES, null); 17666 Preconditions.checkNotNull(versionedPackage); 17667 Preconditions.checkNotNull(observer); 17668 Preconditions.checkArgumentInRange(versionedPackage.getVersionCode(), 17669 PackageManager.VERSION_CODE_HIGHEST, 17670 Integer.MAX_VALUE, "versionCode must be >= -1"); 17671 17672 final String packageName = versionedPackage.getPackageName(); 17673 // TODO: We will change version code to long, so in the new API it is long 17674 final int versionCode = (int) versionedPackage.getVersionCode(); 17675 final String internalPackageName; 17676 synchronized (mPackages) { 17677 // Normalize package name to handle renamed packages and static libs 17678 internalPackageName = resolveInternalPackageNameLPr(versionedPackage.getPackageName(), 17679 // TODO: We will change version code to long, so in the new API it is long 17680 (int) versionedPackage.getVersionCode()); 17681 } 17682 17683 final int uid = Binder.getCallingUid(); 17684 if (!isOrphaned(internalPackageName) 17685 && !isCallerAllowedToSilentlyUninstall(uid, internalPackageName)) { 17686 try { 17687 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 17688 intent.setData(Uri.fromParts(PACKAGE_SCHEME, packageName, null)); 17689 intent.putExtra(PackageInstaller.EXTRA_CALLBACK, observer.asBinder()); 17690 observer.onUserActionRequired(intent); 17691 } catch (RemoteException re) { 17692 } 17693 return; 17694 } 17695 final boolean deleteAllUsers = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0; 17696 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 17697 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 17698 mContext.enforceCallingOrSelfPermission( 17699 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 17700 "deletePackage for user " + userId); 17701 } 17702 17703 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 17704 try { 17705 observer.onPackageDeleted(packageName, 17706 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 17707 } catch (RemoteException re) { 17708 } 17709 return; 17710 } 17711 17712 if (!deleteAllUsers && getBlockUninstallForUser(internalPackageName, userId)) { 17713 try { 17714 observer.onPackageDeleted(packageName, 17715 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 17716 } catch (RemoteException re) { 17717 } 17718 return; 17719 } 17720 17721 if (DEBUG_REMOVE) { 17722 Slog.d(TAG, "deletePackageAsUser: pkg=" + internalPackageName + " user=" + userId 17723 + " deleteAllUsers: " + deleteAllUsers + " version=" 17724 + (versionCode == PackageManager.VERSION_CODE_HIGHEST 17725 ? "VERSION_CODE_HIGHEST" : versionCode)); 17726 } 17727 // Queue up an async operation since the package deletion may take a little while. 17728 mHandler.post(new Runnable() { 17729 public void run() { 17730 mHandler.removeCallbacks(this); 17731 int returnCode; 17732 if (!deleteAllUsers) { 17733 returnCode = deletePackageX(internalPackageName, versionCode, 17734 userId, deleteFlags); 17735 } else { 17736 int[] blockUninstallUserIds = getBlockUninstallForUsers( 17737 internalPackageName, users); 17738 // If nobody is blocking uninstall, proceed with delete for all users 17739 if (ArrayUtils.isEmpty(blockUninstallUserIds)) { 17740 returnCode = deletePackageX(internalPackageName, versionCode, 17741 userId, deleteFlags); 17742 } else { 17743 // Otherwise uninstall individually for users with blockUninstalls=false 17744 final int userFlags = deleteFlags & ~PackageManager.DELETE_ALL_USERS; 17745 for (int userId : users) { 17746 if (!ArrayUtils.contains(blockUninstallUserIds, userId)) { 17747 returnCode = deletePackageX(internalPackageName, versionCode, 17748 userId, userFlags); 17749 if (returnCode != PackageManager.DELETE_SUCCEEDED) { 17750 Slog.w(TAG, "Package delete failed for user " + userId 17751 + ", returnCode " + returnCode); 17752 } 17753 } 17754 } 17755 // The app has only been marked uninstalled for certain users. 17756 // We still need to report that delete was blocked 17757 returnCode = PackageManager.DELETE_FAILED_OWNER_BLOCKED; 17758 } 17759 } 17760 try { 17761 observer.onPackageDeleted(packageName, returnCode, null); 17762 } catch (RemoteException e) { 17763 Log.i(TAG, "Observer no longer exists."); 17764 } //end catch 17765 } //end run 17766 }); 17767 } 17768 17769 private String resolveExternalPackageNameLPr(PackageParser.Package pkg) { 17770 if (pkg.staticSharedLibName != null) { 17771 return pkg.manifestPackageName; 17772 } 17773 return pkg.packageName; 17774 } 17775 17776 private String resolveInternalPackageNameLPr(String packageName, int versionCode) { 17777 // Handle renamed packages 17778 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 17779 packageName = normalizedPackageName != null ? normalizedPackageName : packageName; 17780 17781 // Is this a static library? 17782 SparseArray<SharedLibraryEntry> versionedLib = 17783 mStaticLibsByDeclaringPackage.get(packageName); 17784 if (versionedLib == null || versionedLib.size() <= 0) { 17785 return packageName; 17786 } 17787 17788 // Figure out which lib versions the caller can see 17789 SparseIntArray versionsCallerCanSee = null; 17790 final int callingAppId = UserHandle.getAppId(Binder.getCallingUid()); 17791 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.SHELL_UID 17792 && callingAppId != Process.ROOT_UID) { 17793 versionsCallerCanSee = new SparseIntArray(); 17794 String libName = versionedLib.valueAt(0).info.getName(); 17795 String[] uidPackages = getPackagesForUid(Binder.getCallingUid()); 17796 if (uidPackages != null) { 17797 for (String uidPackage : uidPackages) { 17798 PackageSetting ps = mSettings.getPackageLPr(uidPackage); 17799 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 17800 if (libIdx >= 0) { 17801 final int libVersion = ps.usesStaticLibrariesVersions[libIdx]; 17802 versionsCallerCanSee.append(libVersion, libVersion); 17803 } 17804 } 17805 } 17806 } 17807 17808 // Caller can see nothing - done 17809 if (versionsCallerCanSee != null && versionsCallerCanSee.size() <= 0) { 17810 return packageName; 17811 } 17812 17813 // Find the version the caller can see and the app version code 17814 SharedLibraryEntry highestVersion = null; 17815 final int versionCount = versionedLib.size(); 17816 for (int i = 0; i < versionCount; i++) { 17817 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 17818 if (versionsCallerCanSee != null && versionsCallerCanSee.indexOfKey( 17819 libEntry.info.getVersion()) < 0) { 17820 continue; 17821 } 17822 // TODO: We will change version code to long, so in the new API it is long 17823 final int libVersionCode = (int) libEntry.info.getDeclaringPackage().getVersionCode(); 17824 if (versionCode != PackageManager.VERSION_CODE_HIGHEST) { 17825 if (libVersionCode == versionCode) { 17826 return libEntry.apk; 17827 } 17828 } else if (highestVersion == null) { 17829 highestVersion = libEntry; 17830 } else if (libVersionCode > highestVersion.info 17831 .getDeclaringPackage().getVersionCode()) { 17832 highestVersion = libEntry; 17833 } 17834 } 17835 17836 if (highestVersion != null) { 17837 return highestVersion.apk; 17838 } 17839 17840 return packageName; 17841 } 17842 17843 private boolean isCallerAllowedToSilentlyUninstall(int callingUid, String pkgName) { 17844 if (callingUid == Process.SHELL_UID || callingUid == Process.ROOT_UID 17845 || callingUid == Process.SYSTEM_UID) { 17846 return true; 17847 } 17848 final int callingUserId = UserHandle.getUserId(callingUid); 17849 // If the caller installed the pkgName, then allow it to silently uninstall. 17850 if (callingUid == getPackageUid(getInstallerPackageName(pkgName), 0, callingUserId)) { 17851 return true; 17852 } 17853 17854 // Allow package verifier to silently uninstall. 17855 if (mRequiredVerifierPackage != null && 17856 callingUid == getPackageUid(mRequiredVerifierPackage, 0, callingUserId)) { 17857 return true; 17858 } 17859 17860 // Allow package uninstaller to silently uninstall. 17861 if (mRequiredUninstallerPackage != null && 17862 callingUid == getPackageUid(mRequiredUninstallerPackage, 0, callingUserId)) { 17863 return true; 17864 } 17865 17866 // Allow storage manager to silently uninstall. 17867 if (mStorageManagerPackage != null && 17868 callingUid == getPackageUid(mStorageManagerPackage, 0, callingUserId)) { 17869 return true; 17870 } 17871 return false; 17872 } 17873 17874 private int[] getBlockUninstallForUsers(String packageName, int[] userIds) { 17875 int[] result = EMPTY_INT_ARRAY; 17876 for (int userId : userIds) { 17877 if (getBlockUninstallForUser(packageName, userId)) { 17878 result = ArrayUtils.appendInt(result, userId); 17879 } 17880 } 17881 return result; 17882 } 17883 17884 @Override 17885 public boolean isPackageDeviceAdminOnAnyUser(String packageName) { 17886 return isPackageDeviceAdmin(packageName, UserHandle.USER_ALL); 17887 } 17888 17889 private boolean isPackageDeviceAdmin(String packageName, int userId) { 17890 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 17891 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 17892 try { 17893 if (dpm != null) { 17894 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 17895 /* callingUserOnly =*/ false); 17896 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 17897 : deviceOwnerComponentName.getPackageName(); 17898 // Does the package contains the device owner? 17899 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 17900 // this check is probably not needed, since DO should be registered as a device 17901 // admin on some user too. (Original bug for this: b/17657954) 17902 if (packageName.equals(deviceOwnerPackageName)) { 17903 return true; 17904 } 17905 // Does it contain a device admin for any user? 17906 int[] users; 17907 if (userId == UserHandle.USER_ALL) { 17908 users = sUserManager.getUserIds(); 17909 } else { 17910 users = new int[]{userId}; 17911 } 17912 for (int i = 0; i < users.length; ++i) { 17913 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 17914 return true; 17915 } 17916 } 17917 } 17918 } catch (RemoteException e) { 17919 } 17920 return false; 17921 } 17922 17923 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 17924 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 17925 } 17926 17927 /** 17928 * This method is an internal method that could be get invoked either 17929 * to delete an installed package or to clean up a failed installation. 17930 * After deleting an installed package, a broadcast is sent to notify any 17931 * listeners that the package has been removed. For cleaning up a failed 17932 * installation, the broadcast is not necessary since the package's 17933 * installation wouldn't have sent the initial broadcast either 17934 * The key steps in deleting a package are 17935 * deleting the package information in internal structures like mPackages, 17936 * deleting the packages base directories through installd 17937 * updating mSettings to reflect current status 17938 * persisting settings for later use 17939 * sending a broadcast if necessary 17940 */ 17941 private int deletePackageX(String packageName, int versionCode, int userId, int deleteFlags) { 17942 final PackageRemovedInfo info = new PackageRemovedInfo(this); 17943 final boolean res; 17944 17945 final int removeUser = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0 17946 ? UserHandle.USER_ALL : userId; 17947 17948 if (isPackageDeviceAdmin(packageName, removeUser)) { 17949 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 17950 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 17951 } 17952 17953 PackageSetting uninstalledPs = null; 17954 PackageParser.Package pkg = null; 17955 17956 // for the uninstall-updates case and restricted profiles, remember the per- 17957 // user handle installed state 17958 int[] allUsers; 17959 synchronized (mPackages) { 17960 uninstalledPs = mSettings.mPackages.get(packageName); 17961 if (uninstalledPs == null) { 17962 Slog.w(TAG, "Not removing non-existent package " + packageName); 17963 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17964 } 17965 17966 if (versionCode != PackageManager.VERSION_CODE_HIGHEST 17967 && uninstalledPs.versionCode != versionCode) { 17968 Slog.w(TAG, "Not removing package " + packageName + " with versionCode " 17969 + uninstalledPs.versionCode + " != " + versionCode); 17970 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17971 } 17972 17973 // Static shared libs can be declared by any package, so let us not 17974 // allow removing a package if it provides a lib others depend on. 17975 pkg = mPackages.get(packageName); 17976 if (pkg != null && pkg.staticSharedLibName != null) { 17977 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(pkg.staticSharedLibName, 17978 pkg.staticSharedLibVersion); 17979 if (libEntry != null) { 17980 List<VersionedPackage> libClientPackages = getPackagesUsingSharedLibraryLPr( 17981 libEntry.info, 0, userId); 17982 if (!ArrayUtils.isEmpty(libClientPackages)) { 17983 Slog.w(TAG, "Not removing package " + pkg.manifestPackageName 17984 + " hosting lib " + libEntry.info.getName() + " version " 17985 + libEntry.info.getVersion() + " used by " + libClientPackages); 17986 return PackageManager.DELETE_FAILED_USED_SHARED_LIBRARY; 17987 } 17988 } 17989 } 17990 17991 allUsers = sUserManager.getUserIds(); 17992 info.origUsers = uninstalledPs.queryInstalledUsers(allUsers, true); 17993 } 17994 17995 final int freezeUser; 17996 if (isUpdatedSystemApp(uninstalledPs) 17997 && ((deleteFlags & PackageManager.DELETE_SYSTEM_APP) == 0)) { 17998 // We're downgrading a system app, which will apply to all users, so 17999 // freeze them all during the downgrade 18000 freezeUser = UserHandle.USER_ALL; 18001 } else { 18002 freezeUser = removeUser; 18003 } 18004 18005 synchronized (mInstallLock) { 18006 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 18007 try (PackageFreezer freezer = freezePackageForDelete(packageName, freezeUser, 18008 deleteFlags, "deletePackageX")) { 18009 res = deletePackageLIF(packageName, UserHandle.of(removeUser), true, allUsers, 18010 deleteFlags | FLAGS_REMOVE_CHATTY, info, true, null); 18011 } 18012 synchronized (mPackages) { 18013 if (res) { 18014 if (pkg != null) { 18015 mInstantAppRegistry.onPackageUninstalledLPw(pkg, info.removedUsers); 18016 } 18017 updateSequenceNumberLP(packageName, info.removedUsers); 18018 updateInstantAppInstallerLocked(packageName); 18019 } 18020 } 18021 } 18022 18023 if (res) { 18024 final boolean killApp = (deleteFlags & PackageManager.DELETE_DONT_KILL_APP) == 0; 18025 info.sendPackageRemovedBroadcasts(killApp); 18026 info.sendSystemPackageUpdatedBroadcasts(); 18027 info.sendSystemPackageAppearedBroadcasts(); 18028 } 18029 // Force a gc here. 18030 Runtime.getRuntime().gc(); 18031 // Delete the resources here after sending the broadcast to let 18032 // other processes clean up before deleting resources. 18033 if (info.args != null) { 18034 synchronized (mInstallLock) { 18035 info.args.doPostDeleteLI(true); 18036 } 18037 } 18038 18039 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 18040 } 18041 18042 static class PackageRemovedInfo { 18043 final PackageSender packageSender; 18044 String removedPackage; 18045 String installerPackageName; 18046 int uid = -1; 18047 int removedAppId = -1; 18048 int[] origUsers; 18049 int[] removedUsers = null; 18050 int[] broadcastUsers = null; 18051 SparseArray<Integer> installReasons; 18052 boolean isRemovedPackageSystemUpdate = false; 18053 boolean isUpdate; 18054 boolean dataRemoved; 18055 boolean removedForAllUsers; 18056 boolean isStaticSharedLib; 18057 // Clean up resources deleted packages. 18058 InstallArgs args = null; 18059 ArrayMap<String, PackageRemovedInfo> removedChildPackages; 18060 ArrayMap<String, PackageInstalledInfo> appearedChildPackages; 18061 18062 PackageRemovedInfo(PackageSender packageSender) { 18063 this.packageSender = packageSender; 18064 } 18065 18066 void sendPackageRemovedBroadcasts(boolean killApp) { 18067 sendPackageRemovedBroadcastInternal(killApp); 18068 final int childCount = removedChildPackages != null ? removedChildPackages.size() : 0; 18069 for (int i = 0; i < childCount; i++) { 18070 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 18071 childInfo.sendPackageRemovedBroadcastInternal(killApp); 18072 } 18073 } 18074 18075 void sendSystemPackageUpdatedBroadcasts() { 18076 if (isRemovedPackageSystemUpdate) { 18077 sendSystemPackageUpdatedBroadcastsInternal(); 18078 final int childCount = (removedChildPackages != null) 18079 ? removedChildPackages.size() : 0; 18080 for (int i = 0; i < childCount; i++) { 18081 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 18082 if (childInfo.isRemovedPackageSystemUpdate) { 18083 childInfo.sendSystemPackageUpdatedBroadcastsInternal(); 18084 } 18085 } 18086 } 18087 } 18088 18089 void sendSystemPackageAppearedBroadcasts() { 18090 final int packageCount = (appearedChildPackages != null) 18091 ? appearedChildPackages.size() : 0; 18092 for (int i = 0; i < packageCount; i++) { 18093 PackageInstalledInfo installedInfo = appearedChildPackages.valueAt(i); 18094 packageSender.sendPackageAddedForNewUsers(installedInfo.name, 18095 true, UserHandle.getAppId(installedInfo.uid), 18096 installedInfo.newUsers); 18097 } 18098 } 18099 18100 private void sendSystemPackageUpdatedBroadcastsInternal() { 18101 Bundle extras = new Bundle(2); 18102 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 18103 extras.putBoolean(Intent.EXTRA_REPLACING, true); 18104 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 18105 removedPackage, extras, 0, null /*targetPackage*/, null, null); 18106 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 18107 removedPackage, extras, 0, null /*targetPackage*/, null, null); 18108 packageSender.sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 18109 null, null, 0, removedPackage, null, null); 18110 if (installerPackageName != null) { 18111 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 18112 removedPackage, extras, 0 /*flags*/, 18113 installerPackageName, null, null); 18114 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 18115 removedPackage, extras, 0 /*flags*/, 18116 installerPackageName, null, null); 18117 } 18118 } 18119 18120 private void sendPackageRemovedBroadcastInternal(boolean killApp) { 18121 // Don't send static shared library removal broadcasts as these 18122 // libs are visible only the the apps that depend on them an one 18123 // cannot remove the library if it has a dependency. 18124 if (isStaticSharedLib) { 18125 return; 18126 } 18127 Bundle extras = new Bundle(2); 18128 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 18129 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, dataRemoved); 18130 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, !killApp); 18131 if (isUpdate || isRemovedPackageSystemUpdate) { 18132 extras.putBoolean(Intent.EXTRA_REPLACING, true); 18133 } 18134 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 18135 if (removedPackage != null) { 18136 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, 18137 removedPackage, extras, 0, null /*targetPackage*/, null, broadcastUsers); 18138 if (installerPackageName != null) { 18139 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, 18140 removedPackage, extras, 0 /*flags*/, 18141 installerPackageName, null, broadcastUsers); 18142 } 18143 if (dataRemoved && !isRemovedPackageSystemUpdate) { 18144 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, 18145 removedPackage, extras, 18146 Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, 18147 null, null, broadcastUsers); 18148 } 18149 } 18150 if (removedAppId >= 0) { 18151 packageSender.sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, 18152 Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, null, null, broadcastUsers); 18153 } 18154 } 18155 18156 void populateUsers(int[] userIds, PackageSetting deletedPackageSetting) { 18157 removedUsers = userIds; 18158 if (removedUsers == null) { 18159 broadcastUsers = null; 18160 return; 18161 } 18162 18163 broadcastUsers = EMPTY_INT_ARRAY; 18164 for (int i = userIds.length - 1; i >= 0; --i) { 18165 final int userId = userIds[i]; 18166 if (deletedPackageSetting.getInstantApp(userId)) { 18167 continue; 18168 } 18169 broadcastUsers = ArrayUtils.appendInt(broadcastUsers, userId); 18170 } 18171 } 18172 } 18173 18174 /* 18175 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 18176 * flag is not set, the data directory is removed as well. 18177 * make sure this flag is set for partially installed apps. If not its meaningless to 18178 * delete a partially installed application. 18179 */ 18180 private void removePackageDataLIF(PackageSetting ps, int[] allUserHandles, 18181 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 18182 String packageName = ps.name; 18183 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 18184 // Retrieve object to delete permissions for shared user later on 18185 final PackageParser.Package deletedPkg; 18186 final PackageSetting deletedPs; 18187 // reader 18188 synchronized (mPackages) { 18189 deletedPkg = mPackages.get(packageName); 18190 deletedPs = mSettings.mPackages.get(packageName); 18191 if (outInfo != null) { 18192 outInfo.removedPackage = packageName; 18193 outInfo.installerPackageName = ps.installerPackageName; 18194 outInfo.isStaticSharedLib = deletedPkg != null 18195 && deletedPkg.staticSharedLibName != null; 18196 outInfo.populateUsers(deletedPs == null ? null 18197 : deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true), deletedPs); 18198 } 18199 } 18200 18201 removePackageLI(ps, (flags & FLAGS_REMOVE_CHATTY) != 0); 18202 18203 if ((flags & PackageManager.DELETE_KEEP_DATA) == 0) { 18204 final PackageParser.Package resolvedPkg; 18205 if (deletedPkg != null) { 18206 resolvedPkg = deletedPkg; 18207 } else { 18208 // We don't have a parsed package when it lives on an ejected 18209 // adopted storage device, so fake something together 18210 resolvedPkg = new PackageParser.Package(ps.name); 18211 resolvedPkg.setVolumeUuid(ps.volumeUuid); 18212 } 18213 destroyAppDataLIF(resolvedPkg, UserHandle.USER_ALL, 18214 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18215 destroyAppProfilesLIF(resolvedPkg, UserHandle.USER_ALL); 18216 if (outInfo != null) { 18217 outInfo.dataRemoved = true; 18218 } 18219 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 18220 } 18221 18222 int removedAppId = -1; 18223 18224 // writer 18225 synchronized (mPackages) { 18226 boolean installedStateChanged = false; 18227 if (deletedPs != null) { 18228 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 18229 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 18230 clearDefaultBrowserIfNeeded(packageName); 18231 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 18232 removedAppId = mSettings.removePackageLPw(packageName); 18233 if (outInfo != null) { 18234 outInfo.removedAppId = removedAppId; 18235 } 18236 updatePermissionsLPw(deletedPs.name, null, 0); 18237 if (deletedPs.sharedUser != null) { 18238 // Remove permissions associated with package. Since runtime 18239 // permissions are per user we have to kill the removed package 18240 // or packages running under the shared user of the removed 18241 // package if revoking the permissions requested only by the removed 18242 // package is successful and this causes a change in gids. 18243 for (int userId : UserManagerService.getInstance().getUserIds()) { 18244 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 18245 userId); 18246 if (userIdToKill == UserHandle.USER_ALL 18247 || userIdToKill >= UserHandle.USER_SYSTEM) { 18248 // If gids changed for this user, kill all affected packages. 18249 mHandler.post(new Runnable() { 18250 @Override 18251 public void run() { 18252 // This has to happen with no lock held. 18253 killApplication(deletedPs.name, deletedPs.appId, 18254 KILL_APP_REASON_GIDS_CHANGED); 18255 } 18256 }); 18257 break; 18258 } 18259 } 18260 } 18261 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 18262 } 18263 // make sure to preserve per-user disabled state if this removal was just 18264 // a downgrade of a system app to the factory package 18265 if (allUserHandles != null && outInfo != null && outInfo.origUsers != null) { 18266 if (DEBUG_REMOVE) { 18267 Slog.d(TAG, "Propagating install state across downgrade"); 18268 } 18269 for (int userId : allUserHandles) { 18270 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 18271 if (DEBUG_REMOVE) { 18272 Slog.d(TAG, " user " + userId + " => " + installed); 18273 } 18274 if (installed != ps.getInstalled(userId)) { 18275 installedStateChanged = true; 18276 } 18277 ps.setInstalled(installed, userId); 18278 } 18279 } 18280 } 18281 // can downgrade to reader 18282 if (writeSettings) { 18283 // Save settings now 18284 mSettings.writeLPr(); 18285 } 18286 if (installedStateChanged) { 18287 mSettings.writeKernelMappingLPr(ps); 18288 } 18289 } 18290 if (removedAppId != -1) { 18291 // A user ID was deleted here. Go through all users and remove it 18292 // from KeyStore. 18293 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, removedAppId); 18294 } 18295 } 18296 18297 static boolean locationIsPrivileged(File path) { 18298 try { 18299 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 18300 .getCanonicalPath(); 18301 return path.getCanonicalPath().startsWith(privilegedAppDir); 18302 } catch (IOException e) { 18303 Slog.e(TAG, "Unable to access code path " + path); 18304 } 18305 return false; 18306 } 18307 18308 /* 18309 * Tries to delete system package. 18310 */ 18311 private boolean deleteSystemPackageLIF(PackageParser.Package deletedPkg, 18312 PackageSetting deletedPs, int[] allUserHandles, int flags, PackageRemovedInfo outInfo, 18313 boolean writeSettings) { 18314 if (deletedPs.parentPackageName != null) { 18315 Slog.w(TAG, "Attempt to delete child system package " + deletedPkg.packageName); 18316 return false; 18317 } 18318 18319 final boolean applyUserRestrictions 18320 = (allUserHandles != null) && (outInfo.origUsers != null); 18321 final PackageSetting disabledPs; 18322 // Confirm if the system package has been updated 18323 // An updated system app can be deleted. This will also have to restore 18324 // the system pkg from system partition 18325 // reader 18326 synchronized (mPackages) { 18327 disabledPs = mSettings.getDisabledSystemPkgLPr(deletedPs.name); 18328 } 18329 18330 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + deletedPkg.packageName 18331 + " disabledPs=" + disabledPs); 18332 18333 if (disabledPs == null) { 18334 Slog.w(TAG, "Attempt to delete unknown system package "+ deletedPkg.packageName); 18335 return false; 18336 } else if (DEBUG_REMOVE) { 18337 Slog.d(TAG, "Deleting system pkg from data partition"); 18338 } 18339 18340 if (DEBUG_REMOVE) { 18341 if (applyUserRestrictions) { 18342 Slog.d(TAG, "Remembering install states:"); 18343 for (int userId : allUserHandles) { 18344 final boolean finstalled = ArrayUtils.contains(outInfo.origUsers, userId); 18345 Slog.d(TAG, " u=" + userId + " inst=" + finstalled); 18346 } 18347 } 18348 } 18349 18350 // Delete the updated package 18351 outInfo.isRemovedPackageSystemUpdate = true; 18352 if (outInfo.removedChildPackages != null) { 18353 final int childCount = (deletedPs.childPackageNames != null) 18354 ? deletedPs.childPackageNames.size() : 0; 18355 for (int i = 0; i < childCount; i++) { 18356 String childPackageName = deletedPs.childPackageNames.get(i); 18357 if (disabledPs.childPackageNames != null && disabledPs.childPackageNames 18358 .contains(childPackageName)) { 18359 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 18360 childPackageName); 18361 if (childInfo != null) { 18362 childInfo.isRemovedPackageSystemUpdate = true; 18363 } 18364 } 18365 } 18366 } 18367 18368 if (disabledPs.versionCode < deletedPs.versionCode) { 18369 // Delete data for downgrades 18370 flags &= ~PackageManager.DELETE_KEEP_DATA; 18371 } else { 18372 // Preserve data by setting flag 18373 flags |= PackageManager.DELETE_KEEP_DATA; 18374 } 18375 18376 boolean ret = deleteInstalledPackageLIF(deletedPs, true, flags, allUserHandles, 18377 outInfo, writeSettings, disabledPs.pkg); 18378 if (!ret) { 18379 return false; 18380 } 18381 18382 // writer 18383 synchronized (mPackages) { 18384 // Reinstate the old system package 18385 enableSystemPackageLPw(disabledPs.pkg); 18386 // Remove any native libraries from the upgraded package. 18387 removeNativeBinariesLI(deletedPs); 18388 } 18389 18390 // Install the system package 18391 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 18392 int parseFlags = mDefParseFlags 18393 | PackageParser.PARSE_MUST_BE_APK 18394 | PackageParser.PARSE_IS_SYSTEM 18395 | PackageParser.PARSE_IS_SYSTEM_DIR; 18396 if (locationIsPrivileged(disabledPs.codePath)) { 18397 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 18398 } 18399 18400 final PackageParser.Package newPkg; 18401 try { 18402 newPkg = scanPackageTracedLI(disabledPs.codePath, parseFlags, 0 /* scanFlags */, 18403 0 /* currentTime */, null); 18404 } catch (PackageManagerException e) { 18405 Slog.w(TAG, "Failed to restore system package:" + deletedPkg.packageName + ": " 18406 + e.getMessage()); 18407 return false; 18408 } 18409 18410 try { 18411 // update shared libraries for the newly re-installed system package 18412 updateSharedLibrariesLPr(newPkg, null); 18413 } catch (PackageManagerException e) { 18414 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 18415 } 18416 18417 prepareAppDataAfterInstallLIF(newPkg); 18418 18419 // writer 18420 synchronized (mPackages) { 18421 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 18422 18423 // Propagate the permissions state as we do not want to drop on the floor 18424 // runtime permissions. The update permissions method below will take 18425 // care of removing obsolete permissions and grant install permissions. 18426 ps.getPermissionsState().copyFrom(deletedPs.getPermissionsState()); 18427 updatePermissionsLPw(newPkg.packageName, newPkg, 18428 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 18429 18430 if (applyUserRestrictions) { 18431 boolean installedStateChanged = false; 18432 if (DEBUG_REMOVE) { 18433 Slog.d(TAG, "Propagating install state across reinstall"); 18434 } 18435 for (int userId : allUserHandles) { 18436 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 18437 if (DEBUG_REMOVE) { 18438 Slog.d(TAG, " user " + userId + " => " + installed); 18439 } 18440 if (installed != ps.getInstalled(userId)) { 18441 installedStateChanged = true; 18442 } 18443 ps.setInstalled(installed, userId); 18444 18445 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 18446 } 18447 // Regardless of writeSettings we need to ensure that this restriction 18448 // state propagation is persisted 18449 mSettings.writeAllUsersPackageRestrictionsLPr(); 18450 if (installedStateChanged) { 18451 mSettings.writeKernelMappingLPr(ps); 18452 } 18453 } 18454 // can downgrade to reader here 18455 if (writeSettings) { 18456 mSettings.writeLPr(); 18457 } 18458 } 18459 return true; 18460 } 18461 18462 private boolean deleteInstalledPackageLIF(PackageSetting ps, 18463 boolean deleteCodeAndResources, int flags, int[] allUserHandles, 18464 PackageRemovedInfo outInfo, boolean writeSettings, 18465 PackageParser.Package replacingPackage) { 18466 synchronized (mPackages) { 18467 if (outInfo != null) { 18468 outInfo.uid = ps.appId; 18469 } 18470 18471 if (outInfo != null && outInfo.removedChildPackages != null) { 18472 final int childCount = (ps.childPackageNames != null) 18473 ? ps.childPackageNames.size() : 0; 18474 for (int i = 0; i < childCount; i++) { 18475 String childPackageName = ps.childPackageNames.get(i); 18476 PackageSetting childPs = mSettings.mPackages.get(childPackageName); 18477 if (childPs == null) { 18478 return false; 18479 } 18480 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 18481 childPackageName); 18482 if (childInfo != null) { 18483 childInfo.uid = childPs.appId; 18484 } 18485 } 18486 } 18487 } 18488 18489 // Delete package data from internal structures and also remove data if flag is set 18490 removePackageDataLIF(ps, allUserHandles, outInfo, flags, writeSettings); 18491 18492 // Delete the child packages data 18493 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 18494 for (int i = 0; i < childCount; i++) { 18495 PackageSetting childPs; 18496 synchronized (mPackages) { 18497 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 18498 } 18499 if (childPs != null) { 18500 PackageRemovedInfo childOutInfo = (outInfo != null 18501 && outInfo.removedChildPackages != null) 18502 ? outInfo.removedChildPackages.get(childPs.name) : null; 18503 final int deleteFlags = (flags & DELETE_KEEP_DATA) != 0 18504 && (replacingPackage != null 18505 && !replacingPackage.hasChildPackage(childPs.name)) 18506 ? flags & ~DELETE_KEEP_DATA : flags; 18507 removePackageDataLIF(childPs, allUserHandles, childOutInfo, 18508 deleteFlags, writeSettings); 18509 } 18510 } 18511 18512 // Delete application code and resources only for parent packages 18513 if (ps.parentPackageName == null) { 18514 if (deleteCodeAndResources && (outInfo != null)) { 18515 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 18516 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 18517 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 18518 } 18519 } 18520 18521 return true; 18522 } 18523 18524 @Override 18525 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 18526 int userId) { 18527 mContext.enforceCallingOrSelfPermission( 18528 android.Manifest.permission.DELETE_PACKAGES, null); 18529 synchronized (mPackages) { 18530 // Cannot block uninstall of static shared libs as they are 18531 // considered a part of the using app (emulating static linking). 18532 // Also static libs are installed always on internal storage. 18533 PackageParser.Package pkg = mPackages.get(packageName); 18534 if (pkg != null && pkg.staticSharedLibName != null) { 18535 Slog.w(TAG, "Cannot block uninstall of package: " + packageName 18536 + " providing static shared library: " + pkg.staticSharedLibName); 18537 return false; 18538 } 18539 mSettings.setBlockUninstallLPw(userId, packageName, blockUninstall); 18540 mSettings.writePackageRestrictionsLPr(userId); 18541 } 18542 return true; 18543 } 18544 18545 @Override 18546 public boolean getBlockUninstallForUser(String packageName, int userId) { 18547 synchronized (mPackages) { 18548 return mSettings.getBlockUninstallLPr(userId, packageName); 18549 } 18550 } 18551 18552 @Override 18553 public boolean setRequiredForSystemUser(String packageName, boolean systemUserApp) { 18554 int callingUid = Binder.getCallingUid(); 18555 if (callingUid != Process.SYSTEM_UID && callingUid != Process.ROOT_UID) { 18556 throw new SecurityException( 18557 "setRequiredForSystemUser can only be run by the system or root"); 18558 } 18559 synchronized (mPackages) { 18560 PackageSetting ps = mSettings.mPackages.get(packageName); 18561 if (ps == null) { 18562 Log.w(TAG, "Package doesn't exist: " + packageName); 18563 return false; 18564 } 18565 if (systemUserApp) { 18566 ps.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18567 } else { 18568 ps.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18569 } 18570 mSettings.writeLPr(); 18571 } 18572 return true; 18573 } 18574 18575 /* 18576 * This method handles package deletion in general 18577 */ 18578 private boolean deletePackageLIF(String packageName, UserHandle user, 18579 boolean deleteCodeAndResources, int[] allUserHandles, int flags, 18580 PackageRemovedInfo outInfo, boolean writeSettings, 18581 PackageParser.Package replacingPackage) { 18582 if (packageName == null) { 18583 Slog.w(TAG, "Attempt to delete null packageName."); 18584 return false; 18585 } 18586 18587 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 18588 18589 PackageSetting ps; 18590 synchronized (mPackages) { 18591 ps = mSettings.mPackages.get(packageName); 18592 if (ps == null) { 18593 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18594 return false; 18595 } 18596 18597 if (ps.parentPackageName != null && (!isSystemApp(ps) 18598 || (flags & PackageManager.DELETE_SYSTEM_APP) != 0)) { 18599 if (DEBUG_REMOVE) { 18600 Slog.d(TAG, "Uninstalled child package:" + packageName + " for user:" 18601 + ((user == null) ? UserHandle.USER_ALL : user)); 18602 } 18603 final int removedUserId = (user != null) ? user.getIdentifier() 18604 : UserHandle.USER_ALL; 18605 if (!clearPackageStateForUserLIF(ps, removedUserId, outInfo)) { 18606 return false; 18607 } 18608 markPackageUninstalledForUserLPw(ps, user); 18609 scheduleWritePackageRestrictionsLocked(user); 18610 return true; 18611 } 18612 } 18613 18614 if (((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 18615 && user.getIdentifier() != UserHandle.USER_ALL)) { 18616 // The caller is asking that the package only be deleted for a single 18617 // user. To do this, we just mark its uninstalled state and delete 18618 // its data. If this is a system app, we only allow this to happen if 18619 // they have set the special DELETE_SYSTEM_APP which requests different 18620 // semantics than normal for uninstalling system apps. 18621 markPackageUninstalledForUserLPw(ps, user); 18622 18623 if (!isSystemApp(ps)) { 18624 // Do not uninstall the APK if an app should be cached 18625 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 18626 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 18627 // Other user still have this package installed, so all 18628 // we need to do is clear this user's data and save that 18629 // it is uninstalled. 18630 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 18631 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18632 return false; 18633 } 18634 scheduleWritePackageRestrictionsLocked(user); 18635 return true; 18636 } else { 18637 // We need to set it back to 'installed' so the uninstall 18638 // broadcasts will be sent correctly. 18639 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 18640 ps.setInstalled(true, user.getIdentifier()); 18641 mSettings.writeKernelMappingLPr(ps); 18642 } 18643 } else { 18644 // This is a system app, so we assume that the 18645 // other users still have this package installed, so all 18646 // we need to do is clear this user's data and save that 18647 // it is uninstalled. 18648 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 18649 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18650 return false; 18651 } 18652 scheduleWritePackageRestrictionsLocked(user); 18653 return true; 18654 } 18655 } 18656 18657 // If we are deleting a composite package for all users, keep track 18658 // of result for each child. 18659 if (ps.childPackageNames != null && outInfo != null) { 18660 synchronized (mPackages) { 18661 final int childCount = ps.childPackageNames.size(); 18662 outInfo.removedChildPackages = new ArrayMap<>(childCount); 18663 for (int i = 0; i < childCount; i++) { 18664 String childPackageName = ps.childPackageNames.get(i); 18665 PackageRemovedInfo childInfo = new PackageRemovedInfo(this); 18666 childInfo.removedPackage = childPackageName; 18667 childInfo.installerPackageName = ps.installerPackageName; 18668 outInfo.removedChildPackages.put(childPackageName, childInfo); 18669 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18670 if (childPs != null) { 18671 childInfo.origUsers = childPs.queryInstalledUsers(allUserHandles, true); 18672 } 18673 } 18674 } 18675 } 18676 18677 boolean ret = false; 18678 if (isSystemApp(ps)) { 18679 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package: " + ps.name); 18680 // When an updated system application is deleted we delete the existing resources 18681 // as well and fall back to existing code in system partition 18682 ret = deleteSystemPackageLIF(ps.pkg, ps, allUserHandles, flags, outInfo, writeSettings); 18683 } else { 18684 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package: " + ps.name); 18685 ret = deleteInstalledPackageLIF(ps, deleteCodeAndResources, flags, allUserHandles, 18686 outInfo, writeSettings, replacingPackage); 18687 } 18688 18689 // Take a note whether we deleted the package for all users 18690 if (outInfo != null) { 18691 outInfo.removedForAllUsers = mPackages.get(ps.name) == null; 18692 if (outInfo.removedChildPackages != null) { 18693 synchronized (mPackages) { 18694 final int childCount = outInfo.removedChildPackages.size(); 18695 for (int i = 0; i < childCount; i++) { 18696 PackageRemovedInfo childInfo = outInfo.removedChildPackages.valueAt(i); 18697 if (childInfo != null) { 18698 childInfo.removedForAllUsers = mPackages.get( 18699 childInfo.removedPackage) == null; 18700 } 18701 } 18702 } 18703 } 18704 // If we uninstalled an update to a system app there may be some 18705 // child packages that appeared as they are declared in the system 18706 // app but were not declared in the update. 18707 if (isSystemApp(ps)) { 18708 synchronized (mPackages) { 18709 PackageSetting updatedPs = mSettings.getPackageLPr(ps.name); 18710 final int childCount = (updatedPs.childPackageNames != null) 18711 ? updatedPs.childPackageNames.size() : 0; 18712 for (int i = 0; i < childCount; i++) { 18713 String childPackageName = updatedPs.childPackageNames.get(i); 18714 if (outInfo.removedChildPackages == null 18715 || outInfo.removedChildPackages.indexOfKey(childPackageName) < 0) { 18716 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18717 if (childPs == null) { 18718 continue; 18719 } 18720 PackageInstalledInfo installRes = new PackageInstalledInfo(); 18721 installRes.name = childPackageName; 18722 installRes.newUsers = childPs.queryInstalledUsers(allUserHandles, true); 18723 installRes.pkg = mPackages.get(childPackageName); 18724 installRes.uid = childPs.pkg.applicationInfo.uid; 18725 if (outInfo.appearedChildPackages == null) { 18726 outInfo.appearedChildPackages = new ArrayMap<>(); 18727 } 18728 outInfo.appearedChildPackages.put(childPackageName, installRes); 18729 } 18730 } 18731 } 18732 } 18733 } 18734 18735 return ret; 18736 } 18737 18738 private void markPackageUninstalledForUserLPw(PackageSetting ps, UserHandle user) { 18739 final int[] userIds = (user == null || user.getIdentifier() == UserHandle.USER_ALL) 18740 ? sUserManager.getUserIds() : new int[] {user.getIdentifier()}; 18741 for (int nextUserId : userIds) { 18742 if (DEBUG_REMOVE) { 18743 Slog.d(TAG, "Marking package:" + ps.name + " uninstalled for user:" + nextUserId); 18744 } 18745 ps.setUserState(nextUserId, 0, COMPONENT_ENABLED_STATE_DEFAULT, 18746 false /*installed*/, 18747 true /*stopped*/, 18748 true /*notLaunched*/, 18749 false /*hidden*/, 18750 false /*suspended*/, 18751 false /*instantApp*/, 18752 null /*lastDisableAppCaller*/, 18753 null /*enabledComponents*/, 18754 null /*disabledComponents*/, 18755 ps.readUserState(nextUserId).domainVerificationStatus, 18756 0, PackageManager.INSTALL_REASON_UNKNOWN); 18757 } 18758 mSettings.writeKernelMappingLPr(ps); 18759 } 18760 18761 private boolean clearPackageStateForUserLIF(PackageSetting ps, int userId, 18762 PackageRemovedInfo outInfo) { 18763 final PackageParser.Package pkg; 18764 synchronized (mPackages) { 18765 pkg = mPackages.get(ps.name); 18766 } 18767 18768 final int[] userIds = (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() 18769 : new int[] {userId}; 18770 for (int nextUserId : userIds) { 18771 if (DEBUG_REMOVE) { 18772 Slog.d(TAG, "Updating package:" + ps.name + " install state for user:" 18773 + nextUserId); 18774 } 18775 18776 destroyAppDataLIF(pkg, userId, 18777 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18778 destroyAppProfilesLIF(pkg, userId); 18779 clearDefaultBrowserIfNeededForUser(ps.name, userId); 18780 removeKeystoreDataIfNeeded(nextUserId, ps.appId); 18781 schedulePackageCleaning(ps.name, nextUserId, false); 18782 synchronized (mPackages) { 18783 if (clearPackagePreferredActivitiesLPw(ps.name, nextUserId)) { 18784 scheduleWritePackageRestrictionsLocked(nextUserId); 18785 } 18786 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, nextUserId); 18787 } 18788 } 18789 18790 if (outInfo != null) { 18791 outInfo.removedPackage = ps.name; 18792 outInfo.installerPackageName = ps.installerPackageName; 18793 outInfo.isStaticSharedLib = pkg != null && pkg.staticSharedLibName != null; 18794 outInfo.removedAppId = ps.appId; 18795 outInfo.removedUsers = userIds; 18796 outInfo.broadcastUsers = userIds; 18797 } 18798 18799 return true; 18800 } 18801 18802 private final class ClearStorageConnection implements ServiceConnection { 18803 IMediaContainerService mContainerService; 18804 18805 @Override 18806 public void onServiceConnected(ComponentName name, IBinder service) { 18807 synchronized (this) { 18808 mContainerService = IMediaContainerService.Stub 18809 .asInterface(Binder.allowBlocking(service)); 18810 notifyAll(); 18811 } 18812 } 18813 18814 @Override 18815 public void onServiceDisconnected(ComponentName name) { 18816 } 18817 } 18818 18819 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 18820 if (DEFAULT_CONTAINER_PACKAGE.equals(packageName)) return; 18821 18822 final boolean mounted; 18823 if (Environment.isExternalStorageEmulated()) { 18824 mounted = true; 18825 } else { 18826 final String status = Environment.getExternalStorageState(); 18827 18828 mounted = status.equals(Environment.MEDIA_MOUNTED) 18829 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 18830 } 18831 18832 if (!mounted) { 18833 return; 18834 } 18835 18836 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 18837 int[] users; 18838 if (userId == UserHandle.USER_ALL) { 18839 users = sUserManager.getUserIds(); 18840 } else { 18841 users = new int[] { userId }; 18842 } 18843 final ClearStorageConnection conn = new ClearStorageConnection(); 18844 if (mContext.bindServiceAsUser( 18845 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 18846 try { 18847 for (int curUser : users) { 18848 long timeout = SystemClock.uptimeMillis() + 5000; 18849 synchronized (conn) { 18850 long now; 18851 while (conn.mContainerService == null && 18852 (now = SystemClock.uptimeMillis()) < timeout) { 18853 try { 18854 conn.wait(timeout - now); 18855 } catch (InterruptedException e) { 18856 } 18857 } 18858 } 18859 if (conn.mContainerService == null) { 18860 return; 18861 } 18862 18863 final UserEnvironment userEnv = new UserEnvironment(curUser); 18864 clearDirectory(conn.mContainerService, 18865 userEnv.buildExternalStorageAppCacheDirs(packageName)); 18866 if (allData) { 18867 clearDirectory(conn.mContainerService, 18868 userEnv.buildExternalStorageAppDataDirs(packageName)); 18869 clearDirectory(conn.mContainerService, 18870 userEnv.buildExternalStorageAppMediaDirs(packageName)); 18871 } 18872 } 18873 } finally { 18874 mContext.unbindService(conn); 18875 } 18876 } 18877 } 18878 18879 @Override 18880 public void clearApplicationProfileData(String packageName) { 18881 enforceSystemOrRoot("Only the system can clear all profile data"); 18882 18883 final PackageParser.Package pkg; 18884 synchronized (mPackages) { 18885 pkg = mPackages.get(packageName); 18886 } 18887 18888 try (PackageFreezer freezer = freezePackage(packageName, "clearApplicationProfileData")) { 18889 synchronized (mInstallLock) { 18890 clearAppProfilesLIF(pkg, UserHandle.USER_ALL); 18891 } 18892 } 18893 } 18894 18895 @Override 18896 public void clearApplicationUserData(final String packageName, 18897 final IPackageDataObserver observer, final int userId) { 18898 mContext.enforceCallingOrSelfPermission( 18899 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 18900 18901 enforceCrossUserPermission(Binder.getCallingUid(), userId, 18902 true /* requireFullPermission */, false /* checkShell */, "clear application data"); 18903 18904 if (mProtectedPackages.isPackageDataProtected(userId, packageName)) { 18905 throw new SecurityException("Cannot clear data for a protected package: " 18906 + packageName); 18907 } 18908 // Queue up an async operation since the package deletion may take a little while. 18909 mHandler.post(new Runnable() { 18910 public void run() { 18911 mHandler.removeCallbacks(this); 18912 final boolean succeeded; 18913 try (PackageFreezer freezer = freezePackage(packageName, 18914 "clearApplicationUserData")) { 18915 synchronized (mInstallLock) { 18916 succeeded = clearApplicationUserDataLIF(packageName, userId); 18917 } 18918 clearExternalStorageDataSync(packageName, userId, true); 18919 synchronized (mPackages) { 18920 mInstantAppRegistry.deleteInstantApplicationMetadataLPw( 18921 packageName, userId); 18922 } 18923 } 18924 if (succeeded) { 18925 // invoke DeviceStorageMonitor's update method to clear any notifications 18926 DeviceStorageMonitorInternal dsm = LocalServices 18927 .getService(DeviceStorageMonitorInternal.class); 18928 if (dsm != null) { 18929 dsm.checkMemory(); 18930 } 18931 } 18932 if(observer != null) { 18933 try { 18934 observer.onRemoveCompleted(packageName, succeeded); 18935 } catch (RemoteException e) { 18936 Log.i(TAG, "Observer no longer exists."); 18937 } 18938 } //end if observer 18939 } //end run 18940 }); 18941 } 18942 18943 private boolean clearApplicationUserDataLIF(String packageName, int userId) { 18944 if (packageName == null) { 18945 Slog.w(TAG, "Attempt to delete null packageName."); 18946 return false; 18947 } 18948 18949 // Try finding details about the requested package 18950 PackageParser.Package pkg; 18951 synchronized (mPackages) { 18952 pkg = mPackages.get(packageName); 18953 if (pkg == null) { 18954 final PackageSetting ps = mSettings.mPackages.get(packageName); 18955 if (ps != null) { 18956 pkg = ps.pkg; 18957 } 18958 } 18959 18960 if (pkg == null) { 18961 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18962 return false; 18963 } 18964 18965 PackageSetting ps = (PackageSetting) pkg.mExtras; 18966 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 18967 } 18968 18969 clearAppDataLIF(pkg, userId, 18970 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18971 18972 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 18973 removeKeystoreDataIfNeeded(userId, appId); 18974 18975 UserManagerInternal umInternal = getUserManagerInternal(); 18976 final int flags; 18977 if (umInternal.isUserUnlockingOrUnlocked(userId)) { 18978 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 18979 } else if (umInternal.isUserRunning(userId)) { 18980 flags = StorageManager.FLAG_STORAGE_DE; 18981 } else { 18982 flags = 0; 18983 } 18984 prepareAppDataContentsLIF(pkg, userId, flags); 18985 18986 return true; 18987 } 18988 18989 /** 18990 * Reverts user permission state changes (permissions and flags) in 18991 * all packages for a given user. 18992 * 18993 * @param userId The device user for which to do a reset. 18994 */ 18995 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 18996 final int packageCount = mPackages.size(); 18997 for (int i = 0; i < packageCount; i++) { 18998 PackageParser.Package pkg = mPackages.valueAt(i); 18999 PackageSetting ps = (PackageSetting) pkg.mExtras; 19000 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 19001 } 19002 } 19003 19004 private void resetNetworkPolicies(int userId) { 19005 LocalServices.getService(NetworkPolicyManagerInternal.class).resetUserState(userId); 19006 } 19007 19008 /** 19009 * Reverts user permission state changes (permissions and flags). 19010 * 19011 * @param ps The package for which to reset. 19012 * @param userId The device user for which to do a reset. 19013 */ 19014 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 19015 final PackageSetting ps, final int userId) { 19016 if (ps.pkg == null) { 19017 return; 19018 } 19019 19020 // These are flags that can change base on user actions. 19021 final int userSettableMask = FLAG_PERMISSION_USER_SET 19022 | FLAG_PERMISSION_USER_FIXED 19023 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 19024 | FLAG_PERMISSION_REVIEW_REQUIRED; 19025 19026 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 19027 | FLAG_PERMISSION_POLICY_FIXED; 19028 19029 boolean writeInstallPermissions = false; 19030 boolean writeRuntimePermissions = false; 19031 19032 final int permissionCount = ps.pkg.requestedPermissions.size(); 19033 for (int i = 0; i < permissionCount; i++) { 19034 String permission = ps.pkg.requestedPermissions.get(i); 19035 19036 BasePermission bp = mSettings.mPermissions.get(permission); 19037 if (bp == null) { 19038 continue; 19039 } 19040 19041 // If shared user we just reset the state to which only this app contributed. 19042 if (ps.sharedUser != null) { 19043 boolean used = false; 19044 final int packageCount = ps.sharedUser.packages.size(); 19045 for (int j = 0; j < packageCount; j++) { 19046 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 19047 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 19048 && pkg.pkg.requestedPermissions.contains(permission)) { 19049 used = true; 19050 break; 19051 } 19052 } 19053 if (used) { 19054 continue; 19055 } 19056 } 19057 19058 PermissionsState permissionsState = ps.getPermissionsState(); 19059 19060 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 19061 19062 // Always clear the user settable flags. 19063 final boolean hasInstallState = permissionsState.getInstallPermissionState( 19064 bp.name) != null; 19065 // If permission review is enabled and this is a legacy app, mark the 19066 // permission as requiring a review as this is the initial state. 19067 int flags = 0; 19068 if (mPermissionReviewRequired 19069 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 19070 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 19071 } 19072 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 19073 if (hasInstallState) { 19074 writeInstallPermissions = true; 19075 } else { 19076 writeRuntimePermissions = true; 19077 } 19078 } 19079 19080 // Below is only runtime permission handling. 19081 if (!bp.isRuntime()) { 19082 continue; 19083 } 19084 19085 // Never clobber system or policy. 19086 if ((oldFlags & policyOrSystemFlags) != 0) { 19087 continue; 19088 } 19089 19090 // If this permission was granted by default, make sure it is. 19091 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 19092 if (permissionsState.grantRuntimePermission(bp, userId) 19093 != PERMISSION_OPERATION_FAILURE) { 19094 writeRuntimePermissions = true; 19095 } 19096 // If permission review is enabled the permissions for a legacy apps 19097 // are represented as constantly granted runtime ones, so don't revoke. 19098 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 19099 // Otherwise, reset the permission. 19100 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 19101 switch (revokeResult) { 19102 case PERMISSION_OPERATION_SUCCESS: 19103 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 19104 writeRuntimePermissions = true; 19105 final int appId = ps.appId; 19106 mHandler.post(new Runnable() { 19107 @Override 19108 public void run() { 19109 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 19110 } 19111 }); 19112 } break; 19113 } 19114 } 19115 } 19116 19117 // Synchronously write as we are taking permissions away. 19118 if (writeRuntimePermissions) { 19119 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 19120 } 19121 19122 // Synchronously write as we are taking permissions away. 19123 if (writeInstallPermissions) { 19124 mSettings.writeLPr(); 19125 } 19126 } 19127 19128 /** 19129 * Remove entries from the keystore daemon. Will only remove it if the 19130 * {@code appId} is valid. 19131 */ 19132 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 19133 if (appId < 0) { 19134 return; 19135 } 19136 19137 final KeyStore keyStore = KeyStore.getInstance(); 19138 if (keyStore != null) { 19139 if (userId == UserHandle.USER_ALL) { 19140 for (final int individual : sUserManager.getUserIds()) { 19141 keyStore.clearUid(UserHandle.getUid(individual, appId)); 19142 } 19143 } else { 19144 keyStore.clearUid(UserHandle.getUid(userId, appId)); 19145 } 19146 } else { 19147 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 19148 } 19149 } 19150 19151 @Override 19152 public void deleteApplicationCacheFiles(final String packageName, 19153 final IPackageDataObserver observer) { 19154 final int userId = UserHandle.getCallingUserId(); 19155 deleteApplicationCacheFilesAsUser(packageName, userId, observer); 19156 } 19157 19158 @Override 19159 public void deleteApplicationCacheFilesAsUser(final String packageName, final int userId, 19160 final IPackageDataObserver observer) { 19161 mContext.enforceCallingOrSelfPermission( 19162 android.Manifest.permission.DELETE_CACHE_FILES, null); 19163 enforceCrossUserPermission(Binder.getCallingUid(), userId, 19164 /* requireFullPermission= */ true, /* checkShell= */ false, 19165 "delete application cache files"); 19166 19167 final PackageParser.Package pkg; 19168 synchronized (mPackages) { 19169 pkg = mPackages.get(packageName); 19170 } 19171 19172 // Queue up an async operation since the package deletion may take a little while. 19173 mHandler.post(new Runnable() { 19174 public void run() { 19175 synchronized (mInstallLock) { 19176 final int flags = StorageManager.FLAG_STORAGE_DE 19177 | StorageManager.FLAG_STORAGE_CE; 19178 // We're only clearing cache files, so we don't care if the 19179 // app is unfrozen and still able to run 19180 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CACHE_ONLY); 19181 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 19182 } 19183 clearExternalStorageDataSync(packageName, userId, false); 19184 if (observer != null) { 19185 try { 19186 observer.onRemoveCompleted(packageName, true); 19187 } catch (RemoteException e) { 19188 Log.i(TAG, "Observer no longer exists."); 19189 } 19190 } 19191 } 19192 }); 19193 } 19194 19195 @Override 19196 public void getPackageSizeInfo(final String packageName, int userHandle, 19197 final IPackageStatsObserver observer) { 19198 throw new UnsupportedOperationException( 19199 "Shame on you for calling the hidden API getPackageSizeInfo(). Shame!"); 19200 } 19201 19202 private boolean getPackageSizeInfoLI(String packageName, int userId, PackageStats stats) { 19203 final PackageSetting ps; 19204 synchronized (mPackages) { 19205 ps = mSettings.mPackages.get(packageName); 19206 if (ps == null) { 19207 Slog.w(TAG, "Failed to find settings for " + packageName); 19208 return false; 19209 } 19210 } 19211 19212 final String[] packageNames = { packageName }; 19213 final long[] ceDataInodes = { ps.getCeDataInode(userId) }; 19214 final String[] codePaths = { ps.codePathString }; 19215 19216 try { 19217 mInstaller.getAppSize(ps.volumeUuid, packageNames, userId, 0, 19218 ps.appId, ceDataInodes, codePaths, stats); 19219 19220 // For now, ignore code size of packages on system partition 19221 if (isSystemApp(ps) && !isUpdatedSystemApp(ps)) { 19222 stats.codeSize = 0; 19223 } 19224 19225 // External clients expect these to be tracked separately 19226 stats.dataSize -= stats.cacheSize; 19227 19228 } catch (InstallerException e) { 19229 Slog.w(TAG, String.valueOf(e)); 19230 return false; 19231 } 19232 19233 return true; 19234 } 19235 19236 private int getUidTargetSdkVersionLockedLPr(int uid) { 19237 Object obj = mSettings.getUserIdLPr(uid); 19238 if (obj instanceof SharedUserSetting) { 19239 final SharedUserSetting sus = (SharedUserSetting) obj; 19240 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 19241 final Iterator<PackageSetting> it = sus.packages.iterator(); 19242 while (it.hasNext()) { 19243 final PackageSetting ps = it.next(); 19244 if (ps.pkg != null) { 19245 int v = ps.pkg.applicationInfo.targetSdkVersion; 19246 if (v < vers) vers = v; 19247 } 19248 } 19249 return vers; 19250 } else if (obj instanceof PackageSetting) { 19251 final PackageSetting ps = (PackageSetting) obj; 19252 if (ps.pkg != null) { 19253 return ps.pkg.applicationInfo.targetSdkVersion; 19254 } 19255 } 19256 return Build.VERSION_CODES.CUR_DEVELOPMENT; 19257 } 19258 19259 @Override 19260 public void addPreferredActivity(IntentFilter filter, int match, 19261 ComponentName[] set, ComponentName activity, int userId) { 19262 addPreferredActivityInternal(filter, match, set, activity, true, userId, 19263 "Adding preferred"); 19264 } 19265 19266 private void addPreferredActivityInternal(IntentFilter filter, int match, 19267 ComponentName[] set, ComponentName activity, boolean always, int userId, 19268 String opname) { 19269 // writer 19270 int callingUid = Binder.getCallingUid(); 19271 enforceCrossUserPermission(callingUid, userId, 19272 true /* requireFullPermission */, false /* checkShell */, "add preferred activity"); 19273 if (filter.countActions() == 0) { 19274 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 19275 return; 19276 } 19277 synchronized (mPackages) { 19278 if (mContext.checkCallingOrSelfPermission( 19279 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 19280 != PackageManager.PERMISSION_GRANTED) { 19281 if (getUidTargetSdkVersionLockedLPr(callingUid) 19282 < Build.VERSION_CODES.FROYO) { 19283 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 19284 + callingUid); 19285 return; 19286 } 19287 mContext.enforceCallingOrSelfPermission( 19288 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19289 } 19290 19291 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 19292 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 19293 + userId + ":"); 19294 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19295 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 19296 scheduleWritePackageRestrictionsLocked(userId); 19297 postPreferredActivityChangedBroadcast(userId); 19298 } 19299 } 19300 19301 private void postPreferredActivityChangedBroadcast(int userId) { 19302 mHandler.post(() -> { 19303 final IActivityManager am = ActivityManager.getService(); 19304 if (am == null) { 19305 return; 19306 } 19307 19308 final Intent intent = new Intent(Intent.ACTION_PREFERRED_ACTIVITY_CHANGED); 19309 intent.putExtra(Intent.EXTRA_USER_HANDLE, userId); 19310 try { 19311 am.broadcastIntent(null, intent, null, null, 19312 0, null, null, null, android.app.AppOpsManager.OP_NONE, 19313 null, false, false, userId); 19314 } catch (RemoteException e) { 19315 } 19316 }); 19317 } 19318 19319 @Override 19320 public void replacePreferredActivity(IntentFilter filter, int match, 19321 ComponentName[] set, ComponentName activity, int userId) { 19322 if (filter.countActions() != 1) { 19323 throw new IllegalArgumentException( 19324 "replacePreferredActivity expects filter to have only 1 action."); 19325 } 19326 if (filter.countDataAuthorities() != 0 19327 || filter.countDataPaths() != 0 19328 || filter.countDataSchemes() > 1 19329 || filter.countDataTypes() != 0) { 19330 throw new IllegalArgumentException( 19331 "replacePreferredActivity expects filter to have no data authorities, " + 19332 "paths, or types; and at most one scheme."); 19333 } 19334 19335 final int callingUid = Binder.getCallingUid(); 19336 enforceCrossUserPermission(callingUid, userId, 19337 true /* requireFullPermission */, false /* checkShell */, 19338 "replace preferred activity"); 19339 synchronized (mPackages) { 19340 if (mContext.checkCallingOrSelfPermission( 19341 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 19342 != PackageManager.PERMISSION_GRANTED) { 19343 if (getUidTargetSdkVersionLockedLPr(callingUid) 19344 < Build.VERSION_CODES.FROYO) { 19345 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 19346 + Binder.getCallingUid()); 19347 return; 19348 } 19349 mContext.enforceCallingOrSelfPermission( 19350 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19351 } 19352 19353 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 19354 if (pir != null) { 19355 // Get all of the existing entries that exactly match this filter. 19356 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 19357 if (existing != null && existing.size() == 1) { 19358 PreferredActivity cur = existing.get(0); 19359 if (DEBUG_PREFERRED) { 19360 Slog.i(TAG, "Checking replace of preferred:"); 19361 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19362 if (!cur.mPref.mAlways) { 19363 Slog.i(TAG, " -- CUR; not mAlways!"); 19364 } else { 19365 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 19366 Slog.i(TAG, " -- CUR: mSet=" 19367 + Arrays.toString(cur.mPref.mSetComponents)); 19368 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 19369 Slog.i(TAG, " -- NEW: mMatch=" 19370 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 19371 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 19372 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 19373 } 19374 } 19375 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 19376 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 19377 && cur.mPref.sameSet(set)) { 19378 // Setting the preferred activity to what it happens to be already 19379 if (DEBUG_PREFERRED) { 19380 Slog.i(TAG, "Replacing with same preferred activity " 19381 + cur.mPref.mShortComponent + " for user " 19382 + userId + ":"); 19383 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19384 } 19385 return; 19386 } 19387 } 19388 19389 if (existing != null) { 19390 if (DEBUG_PREFERRED) { 19391 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 19392 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19393 } 19394 for (int i = 0; i < existing.size(); i++) { 19395 PreferredActivity pa = existing.get(i); 19396 if (DEBUG_PREFERRED) { 19397 Slog.i(TAG, "Removing existing preferred activity " 19398 + pa.mPref.mComponent + ":"); 19399 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 19400 } 19401 pir.removeFilter(pa); 19402 } 19403 } 19404 } 19405 addPreferredActivityInternal(filter, match, set, activity, true, userId, 19406 "Replacing preferred"); 19407 } 19408 } 19409 19410 @Override 19411 public void clearPackagePreferredActivities(String packageName) { 19412 final int uid = Binder.getCallingUid(); 19413 // writer 19414 synchronized (mPackages) { 19415 PackageParser.Package pkg = mPackages.get(packageName); 19416 if (pkg == null || pkg.applicationInfo.uid != uid) { 19417 if (mContext.checkCallingOrSelfPermission( 19418 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 19419 != PackageManager.PERMISSION_GRANTED) { 19420 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 19421 < Build.VERSION_CODES.FROYO) { 19422 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 19423 + Binder.getCallingUid()); 19424 return; 19425 } 19426 mContext.enforceCallingOrSelfPermission( 19427 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19428 } 19429 } 19430 19431 int user = UserHandle.getCallingUserId(); 19432 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 19433 scheduleWritePackageRestrictionsLocked(user); 19434 } 19435 } 19436 } 19437 19438 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19439 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 19440 ArrayList<PreferredActivity> removed = null; 19441 boolean changed = false; 19442 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 19443 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 19444 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 19445 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 19446 continue; 19447 } 19448 Iterator<PreferredActivity> it = pir.filterIterator(); 19449 while (it.hasNext()) { 19450 PreferredActivity pa = it.next(); 19451 // Mark entry for removal only if it matches the package name 19452 // and the entry is of type "always". 19453 if (packageName == null || 19454 (pa.mPref.mComponent.getPackageName().equals(packageName) 19455 && pa.mPref.mAlways)) { 19456 if (removed == null) { 19457 removed = new ArrayList<PreferredActivity>(); 19458 } 19459 removed.add(pa); 19460 } 19461 } 19462 if (removed != null) { 19463 for (int j=0; j<removed.size(); j++) { 19464 PreferredActivity pa = removed.get(j); 19465 pir.removeFilter(pa); 19466 } 19467 changed = true; 19468 } 19469 } 19470 if (changed) { 19471 postPreferredActivityChangedBroadcast(userId); 19472 } 19473 return changed; 19474 } 19475 19476 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19477 private void clearIntentFilterVerificationsLPw(int userId) { 19478 final int packageCount = mPackages.size(); 19479 for (int i = 0; i < packageCount; i++) { 19480 PackageParser.Package pkg = mPackages.valueAt(i); 19481 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 19482 } 19483 } 19484 19485 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19486 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 19487 if (userId == UserHandle.USER_ALL) { 19488 if (mSettings.removeIntentFilterVerificationLPw(packageName, 19489 sUserManager.getUserIds())) { 19490 for (int oneUserId : sUserManager.getUserIds()) { 19491 scheduleWritePackageRestrictionsLocked(oneUserId); 19492 } 19493 } 19494 } else { 19495 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 19496 scheduleWritePackageRestrictionsLocked(userId); 19497 } 19498 } 19499 } 19500 19501 /** Clears state for all users, and touches intent filter verification policy */ 19502 void clearDefaultBrowserIfNeeded(String packageName) { 19503 for (int oneUserId : sUserManager.getUserIds()) { 19504 clearDefaultBrowserIfNeededForUser(packageName, oneUserId); 19505 } 19506 } 19507 19508 private void clearDefaultBrowserIfNeededForUser(String packageName, int userId) { 19509 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 19510 if (!TextUtils.isEmpty(defaultBrowserPackageName)) { 19511 if (packageName.equals(defaultBrowserPackageName)) { 19512 setDefaultBrowserPackageName(null, userId); 19513 } 19514 } 19515 } 19516 19517 @Override 19518 public void resetApplicationPreferences(int userId) { 19519 mContext.enforceCallingOrSelfPermission( 19520 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19521 final long identity = Binder.clearCallingIdentity(); 19522 // writer 19523 try { 19524 synchronized (mPackages) { 19525 clearPackagePreferredActivitiesLPw(null, userId); 19526 mSettings.applyDefaultPreferredAppsLPw(this, userId); 19527 // TODO: We have to reset the default SMS and Phone. This requires 19528 // significant refactoring to keep all default apps in the package 19529 // manager (cleaner but more work) or have the services provide 19530 // callbacks to the package manager to request a default app reset. 19531 applyFactoryDefaultBrowserLPw(userId); 19532 clearIntentFilterVerificationsLPw(userId); 19533 primeDomainVerificationsLPw(userId); 19534 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 19535 scheduleWritePackageRestrictionsLocked(userId); 19536 } 19537 resetNetworkPolicies(userId); 19538 } finally { 19539 Binder.restoreCallingIdentity(identity); 19540 } 19541 } 19542 19543 @Override 19544 public int getPreferredActivities(List<IntentFilter> outFilters, 19545 List<ComponentName> outActivities, String packageName) { 19546 19547 int num = 0; 19548 final int userId = UserHandle.getCallingUserId(); 19549 // reader 19550 synchronized (mPackages) { 19551 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 19552 if (pir != null) { 19553 final Iterator<PreferredActivity> it = pir.filterIterator(); 19554 while (it.hasNext()) { 19555 final PreferredActivity pa = it.next(); 19556 if (packageName == null 19557 || (pa.mPref.mComponent.getPackageName().equals(packageName) 19558 && pa.mPref.mAlways)) { 19559 if (outFilters != null) { 19560 outFilters.add(new IntentFilter(pa)); 19561 } 19562 if (outActivities != null) { 19563 outActivities.add(pa.mPref.mComponent); 19564 } 19565 } 19566 } 19567 } 19568 } 19569 19570 return num; 19571 } 19572 19573 @Override 19574 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 19575 int userId) { 19576 int callingUid = Binder.getCallingUid(); 19577 if (callingUid != Process.SYSTEM_UID) { 19578 throw new SecurityException( 19579 "addPersistentPreferredActivity can only be run by the system"); 19580 } 19581 if (filter.countActions() == 0) { 19582 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 19583 return; 19584 } 19585 synchronized (mPackages) { 19586 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 19587 ":"); 19588 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19589 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 19590 new PersistentPreferredActivity(filter, activity)); 19591 scheduleWritePackageRestrictionsLocked(userId); 19592 postPreferredActivityChangedBroadcast(userId); 19593 } 19594 } 19595 19596 @Override 19597 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 19598 int callingUid = Binder.getCallingUid(); 19599 if (callingUid != Process.SYSTEM_UID) { 19600 throw new SecurityException( 19601 "clearPackagePersistentPreferredActivities can only be run by the system"); 19602 } 19603 ArrayList<PersistentPreferredActivity> removed = null; 19604 boolean changed = false; 19605 synchronized (mPackages) { 19606 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 19607 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 19608 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 19609 .valueAt(i); 19610 if (userId != thisUserId) { 19611 continue; 19612 } 19613 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 19614 while (it.hasNext()) { 19615 PersistentPreferredActivity ppa = it.next(); 19616 // Mark entry for removal only if it matches the package name. 19617 if (ppa.mComponent.getPackageName().equals(packageName)) { 19618 if (removed == null) { 19619 removed = new ArrayList<PersistentPreferredActivity>(); 19620 } 19621 removed.add(ppa); 19622 } 19623 } 19624 if (removed != null) { 19625 for (int j=0; j<removed.size(); j++) { 19626 PersistentPreferredActivity ppa = removed.get(j); 19627 ppir.removeFilter(ppa); 19628 } 19629 changed = true; 19630 } 19631 } 19632 19633 if (changed) { 19634 scheduleWritePackageRestrictionsLocked(userId); 19635 postPreferredActivityChangedBroadcast(userId); 19636 } 19637 } 19638 } 19639 19640 /** 19641 * Common machinery for picking apart a restored XML blob and passing 19642 * it to a caller-supplied functor to be applied to the running system. 19643 */ 19644 private void restoreFromXml(XmlPullParser parser, int userId, 19645 String expectedStartTag, BlobXmlRestorer functor) 19646 throws IOException, XmlPullParserException { 19647 int type; 19648 while ((type = parser.next()) != XmlPullParser.START_TAG 19649 && type != XmlPullParser.END_DOCUMENT) { 19650 } 19651 if (type != XmlPullParser.START_TAG) { 19652 // oops didn't find a start tag?! 19653 if (DEBUG_BACKUP) { 19654 Slog.e(TAG, "Didn't find start tag during restore"); 19655 } 19656 return; 19657 } 19658Slog.v(TAG, ":: restoreFromXml() : got to tag " + parser.getName()); 19659 // this is supposed to be TAG_PREFERRED_BACKUP 19660 if (!expectedStartTag.equals(parser.getName())) { 19661 if (DEBUG_BACKUP) { 19662 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 19663 } 19664 return; 19665 } 19666 19667 // skip interfering stuff, then we're aligned with the backing implementation 19668 while ((type = parser.next()) == XmlPullParser.TEXT) { } 19669Slog.v(TAG, ":: stepped forward, applying functor at tag " + parser.getName()); 19670 functor.apply(parser, userId); 19671 } 19672 19673 private interface BlobXmlRestorer { 19674 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 19675 } 19676 19677 /** 19678 * Non-Binder method, support for the backup/restore mechanism: write the 19679 * full set of preferred activities in its canonical XML format. Returns the 19680 * XML output as a byte array, or null if there is none. 19681 */ 19682 @Override 19683 public byte[] getPreferredActivityBackup(int userId) { 19684 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19685 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 19686 } 19687 19688 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19689 try { 19690 final XmlSerializer serializer = new FastXmlSerializer(); 19691 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19692 serializer.startDocument(null, true); 19693 serializer.startTag(null, TAG_PREFERRED_BACKUP); 19694 19695 synchronized (mPackages) { 19696 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 19697 } 19698 19699 serializer.endTag(null, TAG_PREFERRED_BACKUP); 19700 serializer.endDocument(); 19701 serializer.flush(); 19702 } catch (Exception e) { 19703 if (DEBUG_BACKUP) { 19704 Slog.e(TAG, "Unable to write preferred activities for backup", e); 19705 } 19706 return null; 19707 } 19708 19709 return dataStream.toByteArray(); 19710 } 19711 19712 @Override 19713 public void restorePreferredActivities(byte[] backup, int userId) { 19714 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19715 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19716 } 19717 19718 try { 19719 final XmlPullParser parser = Xml.newPullParser(); 19720 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19721 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 19722 new BlobXmlRestorer() { 19723 @Override 19724 public void apply(XmlPullParser parser, int userId) 19725 throws XmlPullParserException, IOException { 19726 synchronized (mPackages) { 19727 mSettings.readPreferredActivitiesLPw(parser, userId); 19728 } 19729 } 19730 } ); 19731 } catch (Exception e) { 19732 if (DEBUG_BACKUP) { 19733 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19734 } 19735 } 19736 } 19737 19738 /** 19739 * Non-Binder method, support for the backup/restore mechanism: write the 19740 * default browser (etc) settings in its canonical XML format. Returns the default 19741 * browser XML representation as a byte array, or null if there is none. 19742 */ 19743 @Override 19744 public byte[] getDefaultAppsBackup(int userId) { 19745 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19746 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 19747 } 19748 19749 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19750 try { 19751 final XmlSerializer serializer = new FastXmlSerializer(); 19752 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19753 serializer.startDocument(null, true); 19754 serializer.startTag(null, TAG_DEFAULT_APPS); 19755 19756 synchronized (mPackages) { 19757 mSettings.writeDefaultAppsLPr(serializer, userId); 19758 } 19759 19760 serializer.endTag(null, TAG_DEFAULT_APPS); 19761 serializer.endDocument(); 19762 serializer.flush(); 19763 } catch (Exception e) { 19764 if (DEBUG_BACKUP) { 19765 Slog.e(TAG, "Unable to write default apps for backup", e); 19766 } 19767 return null; 19768 } 19769 19770 return dataStream.toByteArray(); 19771 } 19772 19773 @Override 19774 public void restoreDefaultApps(byte[] backup, int userId) { 19775 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19776 throw new SecurityException("Only the system may call restoreDefaultApps()"); 19777 } 19778 19779 try { 19780 final XmlPullParser parser = Xml.newPullParser(); 19781 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19782 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 19783 new BlobXmlRestorer() { 19784 @Override 19785 public void apply(XmlPullParser parser, int userId) 19786 throws XmlPullParserException, IOException { 19787 synchronized (mPackages) { 19788 mSettings.readDefaultAppsLPw(parser, userId); 19789 } 19790 } 19791 } ); 19792 } catch (Exception e) { 19793 if (DEBUG_BACKUP) { 19794 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 19795 } 19796 } 19797 } 19798 19799 @Override 19800 public byte[] getIntentFilterVerificationBackup(int userId) { 19801 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19802 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 19803 } 19804 19805 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19806 try { 19807 final XmlSerializer serializer = new FastXmlSerializer(); 19808 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19809 serializer.startDocument(null, true); 19810 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 19811 19812 synchronized (mPackages) { 19813 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 19814 } 19815 19816 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 19817 serializer.endDocument(); 19818 serializer.flush(); 19819 } catch (Exception e) { 19820 if (DEBUG_BACKUP) { 19821 Slog.e(TAG, "Unable to write default apps for backup", e); 19822 } 19823 return null; 19824 } 19825 19826 return dataStream.toByteArray(); 19827 } 19828 19829 @Override 19830 public void restoreIntentFilterVerification(byte[] backup, int userId) { 19831 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19832 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19833 } 19834 19835 try { 19836 final XmlPullParser parser = Xml.newPullParser(); 19837 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19838 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 19839 new BlobXmlRestorer() { 19840 @Override 19841 public void apply(XmlPullParser parser, int userId) 19842 throws XmlPullParserException, IOException { 19843 synchronized (mPackages) { 19844 mSettings.readAllDomainVerificationsLPr(parser, userId); 19845 mSettings.writeLPr(); 19846 } 19847 } 19848 } ); 19849 } catch (Exception e) { 19850 if (DEBUG_BACKUP) { 19851 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19852 } 19853 } 19854 } 19855 19856 @Override 19857 public byte[] getPermissionGrantBackup(int userId) { 19858 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19859 throw new SecurityException("Only the system may call getPermissionGrantBackup()"); 19860 } 19861 19862 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19863 try { 19864 final XmlSerializer serializer = new FastXmlSerializer(); 19865 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19866 serializer.startDocument(null, true); 19867 serializer.startTag(null, TAG_PERMISSION_BACKUP); 19868 19869 synchronized (mPackages) { 19870 serializeRuntimePermissionGrantsLPr(serializer, userId); 19871 } 19872 19873 serializer.endTag(null, TAG_PERMISSION_BACKUP); 19874 serializer.endDocument(); 19875 serializer.flush(); 19876 } catch (Exception e) { 19877 if (DEBUG_BACKUP) { 19878 Slog.e(TAG, "Unable to write default apps for backup", e); 19879 } 19880 return null; 19881 } 19882 19883 return dataStream.toByteArray(); 19884 } 19885 19886 @Override 19887 public void restorePermissionGrants(byte[] backup, int userId) { 19888 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19889 throw new SecurityException("Only the system may call restorePermissionGrants()"); 19890 } 19891 19892 try { 19893 final XmlPullParser parser = Xml.newPullParser(); 19894 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19895 restoreFromXml(parser, userId, TAG_PERMISSION_BACKUP, 19896 new BlobXmlRestorer() { 19897 @Override 19898 public void apply(XmlPullParser parser, int userId) 19899 throws XmlPullParserException, IOException { 19900 synchronized (mPackages) { 19901 processRestoredPermissionGrantsLPr(parser, userId); 19902 } 19903 } 19904 } ); 19905 } catch (Exception e) { 19906 if (DEBUG_BACKUP) { 19907 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19908 } 19909 } 19910 } 19911 19912 private void serializeRuntimePermissionGrantsLPr(XmlSerializer serializer, final int userId) 19913 throws IOException { 19914 serializer.startTag(null, TAG_ALL_GRANTS); 19915 19916 final int N = mSettings.mPackages.size(); 19917 for (int i = 0; i < N; i++) { 19918 final PackageSetting ps = mSettings.mPackages.valueAt(i); 19919 boolean pkgGrantsKnown = false; 19920 19921 PermissionsState packagePerms = ps.getPermissionsState(); 19922 19923 for (PermissionState state : packagePerms.getRuntimePermissionStates(userId)) { 19924 final int grantFlags = state.getFlags(); 19925 // only look at grants that are not system/policy fixed 19926 if ((grantFlags & SYSTEM_RUNTIME_GRANT_MASK) == 0) { 19927 final boolean isGranted = state.isGranted(); 19928 // And only back up the user-twiddled state bits 19929 if (isGranted || (grantFlags & USER_RUNTIME_GRANT_MASK) != 0) { 19930 final String packageName = mSettings.mPackages.keyAt(i); 19931 if (!pkgGrantsKnown) { 19932 serializer.startTag(null, TAG_GRANT); 19933 serializer.attribute(null, ATTR_PACKAGE_NAME, packageName); 19934 pkgGrantsKnown = true; 19935 } 19936 19937 final boolean userSet = 19938 (grantFlags & FLAG_PERMISSION_USER_SET) != 0; 19939 final boolean userFixed = 19940 (grantFlags & FLAG_PERMISSION_USER_FIXED) != 0; 19941 final boolean revoke = 19942 (grantFlags & FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 19943 19944 serializer.startTag(null, TAG_PERMISSION); 19945 serializer.attribute(null, ATTR_PERMISSION_NAME, state.getName()); 19946 if (isGranted) { 19947 serializer.attribute(null, ATTR_IS_GRANTED, "true"); 19948 } 19949 if (userSet) { 19950 serializer.attribute(null, ATTR_USER_SET, "true"); 19951 } 19952 if (userFixed) { 19953 serializer.attribute(null, ATTR_USER_FIXED, "true"); 19954 } 19955 if (revoke) { 19956 serializer.attribute(null, ATTR_REVOKE_ON_UPGRADE, "true"); 19957 } 19958 serializer.endTag(null, TAG_PERMISSION); 19959 } 19960 } 19961 } 19962 19963 if (pkgGrantsKnown) { 19964 serializer.endTag(null, TAG_GRANT); 19965 } 19966 } 19967 19968 serializer.endTag(null, TAG_ALL_GRANTS); 19969 } 19970 19971 private void processRestoredPermissionGrantsLPr(XmlPullParser parser, int userId) 19972 throws XmlPullParserException, IOException { 19973 String pkgName = null; 19974 int outerDepth = parser.getDepth(); 19975 int type; 19976 while ((type = parser.next()) != XmlPullParser.END_DOCUMENT 19977 && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { 19978 if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { 19979 continue; 19980 } 19981 19982 final String tagName = parser.getName(); 19983 if (tagName.equals(TAG_GRANT)) { 19984 pkgName = parser.getAttributeValue(null, ATTR_PACKAGE_NAME); 19985 if (DEBUG_BACKUP) { 19986 Slog.v(TAG, "+++ Restoring grants for package " + pkgName); 19987 } 19988 } else if (tagName.equals(TAG_PERMISSION)) { 19989 19990 final boolean isGranted = "true".equals(parser.getAttributeValue(null, ATTR_IS_GRANTED)); 19991 final String permName = parser.getAttributeValue(null, ATTR_PERMISSION_NAME); 19992 19993 int newFlagSet = 0; 19994 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_SET))) { 19995 newFlagSet |= FLAG_PERMISSION_USER_SET; 19996 } 19997 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_FIXED))) { 19998 newFlagSet |= FLAG_PERMISSION_USER_FIXED; 19999 } 20000 if ("true".equals(parser.getAttributeValue(null, ATTR_REVOKE_ON_UPGRADE))) { 20001 newFlagSet |= FLAG_PERMISSION_REVOKE_ON_UPGRADE; 20002 } 20003 if (DEBUG_BACKUP) { 20004 Slog.v(TAG, " + Restoring grant: pkg=" + pkgName + " perm=" + permName 20005 + " granted=" + isGranted + " bits=0x" + Integer.toHexString(newFlagSet)); 20006 } 20007 final PackageSetting ps = mSettings.mPackages.get(pkgName); 20008 if (ps != null) { 20009 // Already installed so we apply the grant immediately 20010 if (DEBUG_BACKUP) { 20011 Slog.v(TAG, " + already installed; applying"); 20012 } 20013 PermissionsState perms = ps.getPermissionsState(); 20014 BasePermission bp = mSettings.mPermissions.get(permName); 20015 if (bp != null) { 20016 if (isGranted) { 20017 perms.grantRuntimePermission(bp, userId); 20018 } 20019 if (newFlagSet != 0) { 20020 perms.updatePermissionFlags(bp, userId, USER_RUNTIME_GRANT_MASK, newFlagSet); 20021 } 20022 } 20023 } else { 20024 // Need to wait for post-restore install to apply the grant 20025 if (DEBUG_BACKUP) { 20026 Slog.v(TAG, " - not yet installed; saving for later"); 20027 } 20028 mSettings.processRestoredPermissionGrantLPr(pkgName, permName, 20029 isGranted, newFlagSet, userId); 20030 } 20031 } else { 20032 PackageManagerService.reportSettingsProblem(Log.WARN, 20033 "Unknown element under <" + TAG_PERMISSION_BACKUP + ">: " + tagName); 20034 XmlUtils.skipCurrentTag(parser); 20035 } 20036 } 20037 20038 scheduleWriteSettingsLocked(); 20039 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 20040 } 20041 20042 @Override 20043 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 20044 int sourceUserId, int targetUserId, int flags) { 20045 mContext.enforceCallingOrSelfPermission( 20046 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 20047 int callingUid = Binder.getCallingUid(); 20048 enforceOwnerRights(ownerPackage, callingUid); 20049 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 20050 if (intentFilter.countActions() == 0) { 20051 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 20052 return; 20053 } 20054 synchronized (mPackages) { 20055 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 20056 ownerPackage, targetUserId, flags); 20057 CrossProfileIntentResolver resolver = 20058 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 20059 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 20060 // We have all those whose filter is equal. Now checking if the rest is equal as well. 20061 if (existing != null) { 20062 int size = existing.size(); 20063 for (int i = 0; i < size; i++) { 20064 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 20065 return; 20066 } 20067 } 20068 } 20069 resolver.addFilter(newFilter); 20070 scheduleWritePackageRestrictionsLocked(sourceUserId); 20071 } 20072 } 20073 20074 @Override 20075 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 20076 mContext.enforceCallingOrSelfPermission( 20077 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 20078 int callingUid = Binder.getCallingUid(); 20079 enforceOwnerRights(ownerPackage, callingUid); 20080 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 20081 synchronized (mPackages) { 20082 CrossProfileIntentResolver resolver = 20083 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 20084 ArraySet<CrossProfileIntentFilter> set = 20085 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 20086 for (CrossProfileIntentFilter filter : set) { 20087 if (filter.getOwnerPackage().equals(ownerPackage)) { 20088 resolver.removeFilter(filter); 20089 } 20090 } 20091 scheduleWritePackageRestrictionsLocked(sourceUserId); 20092 } 20093 } 20094 20095 // Enforcing that callingUid is owning pkg on userId 20096 private void enforceOwnerRights(String pkg, int callingUid) { 20097 // The system owns everything. 20098 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 20099 return; 20100 } 20101 int callingUserId = UserHandle.getUserId(callingUid); 20102 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 20103 if (pi == null) { 20104 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 20105 + callingUserId); 20106 } 20107 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 20108 throw new SecurityException("Calling uid " + callingUid 20109 + " does not own package " + pkg); 20110 } 20111 } 20112 20113 @Override 20114 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 20115 return getHomeActivitiesAsUser(allHomeCandidates, UserHandle.getCallingUserId()); 20116 } 20117 20118 /** 20119 * Report the 'Home' activity which is currently set as "always use this one". If non is set 20120 * then reports the most likely home activity or null if there are more than one. 20121 */ 20122 public ComponentName getDefaultHomeActivity(int userId) { 20123 List<ResolveInfo> allHomeCandidates = new ArrayList<>(); 20124 ComponentName cn = getHomeActivitiesAsUser(allHomeCandidates, userId); 20125 if (cn != null) { 20126 return cn; 20127 } 20128 20129 // Find the launcher with the highest priority and return that component if there are no 20130 // other home activity with the same priority. 20131 int lastPriority = Integer.MIN_VALUE; 20132 ComponentName lastComponent = null; 20133 final int size = allHomeCandidates.size(); 20134 for (int i = 0; i < size; i++) { 20135 final ResolveInfo ri = allHomeCandidates.get(i); 20136 if (ri.priority > lastPriority) { 20137 lastComponent = ri.activityInfo.getComponentName(); 20138 lastPriority = ri.priority; 20139 } else if (ri.priority == lastPriority) { 20140 // Two components found with same priority. 20141 lastComponent = null; 20142 } 20143 } 20144 return lastComponent; 20145 } 20146 20147 private Intent getHomeIntent() { 20148 Intent intent = new Intent(Intent.ACTION_MAIN); 20149 intent.addCategory(Intent.CATEGORY_HOME); 20150 intent.addCategory(Intent.CATEGORY_DEFAULT); 20151 return intent; 20152 } 20153 20154 private IntentFilter getHomeFilter() { 20155 IntentFilter filter = new IntentFilter(Intent.ACTION_MAIN); 20156 filter.addCategory(Intent.CATEGORY_HOME); 20157 filter.addCategory(Intent.CATEGORY_DEFAULT); 20158 return filter; 20159 } 20160 20161 ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 20162 int userId) { 20163 Intent intent = getHomeIntent(); 20164 List<ResolveInfo> list = queryIntentActivitiesInternal(intent, null, 20165 PackageManager.GET_META_DATA, userId); 20166 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 20167 true, false, false, userId); 20168 20169 allHomeCandidates.clear(); 20170 if (list != null) { 20171 for (ResolveInfo ri : list) { 20172 allHomeCandidates.add(ri); 20173 } 20174 } 20175 return (preferred == null || preferred.activityInfo == null) 20176 ? null 20177 : new ComponentName(preferred.activityInfo.packageName, 20178 preferred.activityInfo.name); 20179 } 20180 20181 @Override 20182 public void setHomeActivity(ComponentName comp, int userId) { 20183 ArrayList<ResolveInfo> homeActivities = new ArrayList<>(); 20184 getHomeActivitiesAsUser(homeActivities, userId); 20185 20186 boolean found = false; 20187 20188 final int size = homeActivities.size(); 20189 final ComponentName[] set = new ComponentName[size]; 20190 for (int i = 0; i < size; i++) { 20191 final ResolveInfo candidate = homeActivities.get(i); 20192 final ActivityInfo info = candidate.activityInfo; 20193 final ComponentName activityName = new ComponentName(info.packageName, info.name); 20194 set[i] = activityName; 20195 if (!found && activityName.equals(comp)) { 20196 found = true; 20197 } 20198 } 20199 if (!found) { 20200 throw new IllegalArgumentException("Component " + comp + " cannot be home on user " 20201 + userId); 20202 } 20203 replacePreferredActivity(getHomeFilter(), IntentFilter.MATCH_CATEGORY_EMPTY, 20204 set, comp, userId); 20205 } 20206 20207 private @Nullable String getSetupWizardPackageName() { 20208 final Intent intent = new Intent(Intent.ACTION_MAIN); 20209 intent.addCategory(Intent.CATEGORY_SETUP_WIZARD); 20210 20211 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 20212 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 20213 | MATCH_DISABLED_COMPONENTS, 20214 UserHandle.myUserId()); 20215 if (matches.size() == 1) { 20216 return matches.get(0).getComponentInfo().packageName; 20217 } else { 20218 Slog.e(TAG, "There should probably be exactly one setup wizard; found " + matches.size() 20219 + ": matches=" + matches); 20220 return null; 20221 } 20222 } 20223 20224 private @Nullable String getStorageManagerPackageName() { 20225 final Intent intent = new Intent(StorageManager.ACTION_MANAGE_STORAGE); 20226 20227 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 20228 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 20229 | MATCH_DISABLED_COMPONENTS, 20230 UserHandle.myUserId()); 20231 if (matches.size() == 1) { 20232 return matches.get(0).getComponentInfo().packageName; 20233 } else { 20234 Slog.e(TAG, "There should probably be exactly one storage manager; found " 20235 + matches.size() + ": matches=" + matches); 20236 return null; 20237 } 20238 } 20239 20240 @Override 20241 public void setApplicationEnabledSetting(String appPackageName, 20242 int newState, int flags, int userId, String callingPackage) { 20243 if (!sUserManager.exists(userId)) return; 20244 if (callingPackage == null) { 20245 callingPackage = Integer.toString(Binder.getCallingUid()); 20246 } 20247 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 20248 } 20249 20250 @Override 20251 public void setUpdateAvailable(String packageName, boolean updateAvailable) { 20252 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 20253 synchronized (mPackages) { 20254 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 20255 if (pkgSetting != null) { 20256 pkgSetting.setUpdateAvailable(updateAvailable); 20257 } 20258 } 20259 } 20260 20261 @Override 20262 public void setComponentEnabledSetting(ComponentName componentName, 20263 int newState, int flags, int userId) { 20264 if (!sUserManager.exists(userId)) return; 20265 setEnabledSetting(componentName.getPackageName(), 20266 componentName.getClassName(), newState, flags, userId, null); 20267 } 20268 20269 private void setEnabledSetting(final String packageName, String className, int newState, 20270 final int flags, int userId, String callingPackage) { 20271 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 20272 || newState == COMPONENT_ENABLED_STATE_ENABLED 20273 || newState == COMPONENT_ENABLED_STATE_DISABLED 20274 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 20275 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 20276 throw new IllegalArgumentException("Invalid new component state: " 20277 + newState); 20278 } 20279 PackageSetting pkgSetting; 20280 final int uid = Binder.getCallingUid(); 20281 final int permission; 20282 if (uid == Process.SYSTEM_UID) { 20283 permission = PackageManager.PERMISSION_GRANTED; 20284 } else { 20285 permission = mContext.checkCallingOrSelfPermission( 20286 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 20287 } 20288 enforceCrossUserPermission(uid, userId, 20289 false /* requireFullPermission */, true /* checkShell */, "set enabled"); 20290 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 20291 boolean sendNow = false; 20292 boolean isApp = (className == null); 20293 String componentName = isApp ? packageName : className; 20294 int packageUid = -1; 20295 ArrayList<String> components; 20296 20297 // writer 20298 synchronized (mPackages) { 20299 pkgSetting = mSettings.mPackages.get(packageName); 20300 if (pkgSetting == null) { 20301 if (className == null) { 20302 throw new IllegalArgumentException("Unknown package: " + packageName); 20303 } 20304 throw new IllegalArgumentException( 20305 "Unknown component: " + packageName + "/" + className); 20306 } 20307 } 20308 20309 // Limit who can change which apps 20310 if (!UserHandle.isSameApp(uid, pkgSetting.appId)) { 20311 // Don't allow apps that don't have permission to modify other apps 20312 if (!allowedByPermission) { 20313 throw new SecurityException( 20314 "Permission Denial: attempt to change component state from pid=" 20315 + Binder.getCallingPid() 20316 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 20317 } 20318 // Don't allow changing protected packages. 20319 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 20320 throw new SecurityException("Cannot disable a protected package: " + packageName); 20321 } 20322 } 20323 20324 synchronized (mPackages) { 20325 if (uid == Process.SHELL_UID 20326 && (pkgSetting.pkgFlags & ApplicationInfo.FLAG_TEST_ONLY) == 0) { 20327 // Shell can only change whole packages between ENABLED and DISABLED_USER states 20328 // unless it is a test package. 20329 int oldState = pkgSetting.getEnabled(userId); 20330 if (className == null 20331 && 20332 (oldState == COMPONENT_ENABLED_STATE_DISABLED_USER 20333 || oldState == COMPONENT_ENABLED_STATE_DEFAULT 20334 || oldState == COMPONENT_ENABLED_STATE_ENABLED) 20335 && 20336 (newState == COMPONENT_ENABLED_STATE_DISABLED_USER 20337 || newState == COMPONENT_ENABLED_STATE_DEFAULT 20338 || newState == COMPONENT_ENABLED_STATE_ENABLED)) { 20339 // ok 20340 } else { 20341 throw new SecurityException( 20342 "Shell cannot change component state for " + packageName + "/" 20343 + className + " to " + newState); 20344 } 20345 } 20346 if (className == null) { 20347 // We're dealing with an application/package level state change 20348 if (pkgSetting.getEnabled(userId) == newState) { 20349 // Nothing to do 20350 return; 20351 } 20352 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 20353 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 20354 // Don't care about who enables an app. 20355 callingPackage = null; 20356 } 20357 pkgSetting.setEnabled(newState, userId, callingPackage); 20358 // pkgSetting.pkg.mSetEnabled = newState; 20359 } else { 20360 // We're dealing with a component level state change 20361 // First, verify that this is a valid class name. 20362 PackageParser.Package pkg = pkgSetting.pkg; 20363 if (pkg == null || !pkg.hasComponentClassName(className)) { 20364 if (pkg != null && 20365 pkg.applicationInfo.targetSdkVersion >= 20366 Build.VERSION_CODES.JELLY_BEAN) { 20367 throw new IllegalArgumentException("Component class " + className 20368 + " does not exist in " + packageName); 20369 } else { 20370 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 20371 + className + " does not exist in " + packageName); 20372 } 20373 } 20374 switch (newState) { 20375 case COMPONENT_ENABLED_STATE_ENABLED: 20376 if (!pkgSetting.enableComponentLPw(className, userId)) { 20377 return; 20378 } 20379 break; 20380 case COMPONENT_ENABLED_STATE_DISABLED: 20381 if (!pkgSetting.disableComponentLPw(className, userId)) { 20382 return; 20383 } 20384 break; 20385 case COMPONENT_ENABLED_STATE_DEFAULT: 20386 if (!pkgSetting.restoreComponentLPw(className, userId)) { 20387 return; 20388 } 20389 break; 20390 default: 20391 Slog.e(TAG, "Invalid new component state: " + newState); 20392 return; 20393 } 20394 } 20395 scheduleWritePackageRestrictionsLocked(userId); 20396 updateSequenceNumberLP(packageName, new int[] { userId }); 20397 final long callingId = Binder.clearCallingIdentity(); 20398 try { 20399 updateInstantAppInstallerLocked(packageName); 20400 } finally { 20401 Binder.restoreCallingIdentity(callingId); 20402 } 20403 components = mPendingBroadcasts.get(userId, packageName); 20404 final boolean newPackage = components == null; 20405 if (newPackage) { 20406 components = new ArrayList<String>(); 20407 } 20408 if (!components.contains(componentName)) { 20409 components.add(componentName); 20410 } 20411 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 20412 sendNow = true; 20413 // Purge entry from pending broadcast list if another one exists already 20414 // since we are sending one right away. 20415 mPendingBroadcasts.remove(userId, packageName); 20416 } else { 20417 if (newPackage) { 20418 mPendingBroadcasts.put(userId, packageName, components); 20419 } 20420 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 20421 // Schedule a message 20422 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 20423 } 20424 } 20425 } 20426 20427 long callingId = Binder.clearCallingIdentity(); 20428 try { 20429 if (sendNow) { 20430 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 20431 sendPackageChangedBroadcast(packageName, 20432 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 20433 } 20434 } finally { 20435 Binder.restoreCallingIdentity(callingId); 20436 } 20437 } 20438 20439 @Override 20440 public void flushPackageRestrictionsAsUser(int userId) { 20441 if (!sUserManager.exists(userId)) { 20442 return; 20443 } 20444 enforceCrossUserPermission(Binder.getCallingUid(), userId, false /* requireFullPermission*/, 20445 false /* checkShell */, "flushPackageRestrictions"); 20446 synchronized (mPackages) { 20447 mSettings.writePackageRestrictionsLPr(userId); 20448 mDirtyUsers.remove(userId); 20449 if (mDirtyUsers.isEmpty()) { 20450 mHandler.removeMessages(WRITE_PACKAGE_RESTRICTIONS); 20451 } 20452 } 20453 } 20454 20455 private void sendPackageChangedBroadcast(String packageName, 20456 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 20457 if (DEBUG_INSTALL) 20458 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 20459 + componentNames); 20460 Bundle extras = new Bundle(4); 20461 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 20462 String nameList[] = new String[componentNames.size()]; 20463 componentNames.toArray(nameList); 20464 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 20465 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 20466 extras.putInt(Intent.EXTRA_UID, packageUid); 20467 // If this is not reporting a change of the overall package, then only send it 20468 // to registered receivers. We don't want to launch a swath of apps for every 20469 // little component state change. 20470 final int flags = !componentNames.contains(packageName) 20471 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 20472 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 20473 new int[] {UserHandle.getUserId(packageUid)}); 20474 } 20475 20476 @Override 20477 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 20478 if (!sUserManager.exists(userId)) return; 20479 final int uid = Binder.getCallingUid(); 20480 final int permission = mContext.checkCallingOrSelfPermission( 20481 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 20482 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 20483 enforceCrossUserPermission(uid, userId, 20484 true /* requireFullPermission */, true /* checkShell */, "stop package"); 20485 // writer 20486 synchronized (mPackages) { 20487 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 20488 allowedByPermission, uid, userId)) { 20489 scheduleWritePackageRestrictionsLocked(userId); 20490 } 20491 } 20492 } 20493 20494 @Override 20495 public String getInstallerPackageName(String packageName) { 20496 // reader 20497 synchronized (mPackages) { 20498 return mSettings.getInstallerPackageNameLPr(packageName); 20499 } 20500 } 20501 20502 public boolean isOrphaned(String packageName) { 20503 // reader 20504 synchronized (mPackages) { 20505 return mSettings.isOrphaned(packageName); 20506 } 20507 } 20508 20509 @Override 20510 public int getApplicationEnabledSetting(String packageName, int userId) { 20511 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 20512 int uid = Binder.getCallingUid(); 20513 enforceCrossUserPermission(uid, userId, 20514 false /* requireFullPermission */, false /* checkShell */, "get enabled"); 20515 // reader 20516 synchronized (mPackages) { 20517 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 20518 } 20519 } 20520 20521 @Override 20522 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 20523 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 20524 int uid = Binder.getCallingUid(); 20525 enforceCrossUserPermission(uid, userId, 20526 false /* requireFullPermission */, false /* checkShell */, "get component enabled"); 20527 // reader 20528 synchronized (mPackages) { 20529 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 20530 } 20531 } 20532 20533 @Override 20534 public void enterSafeMode() { 20535 enforceSystemOrRoot("Only the system can request entering safe mode"); 20536 20537 if (!mSystemReady) { 20538 mSafeMode = true; 20539 } 20540 } 20541 20542 @Override 20543 public void systemReady() { 20544 mSystemReady = true; 20545 final ContentResolver resolver = mContext.getContentResolver(); 20546 ContentObserver co = new ContentObserver(mHandler) { 20547 @Override 20548 public void onChange(boolean selfChange) { 20549 mEphemeralAppsDisabled = 20550 (Global.getInt(resolver, Global.ENABLE_EPHEMERAL_FEATURE, 1) == 0) || 20551 (Secure.getInt(resolver, Secure.INSTANT_APPS_ENABLED, 1) == 0); 20552 } 20553 }; 20554 mContext.getContentResolver().registerContentObserver(android.provider.Settings.Global 20555 .getUriFor(Global.ENABLE_EPHEMERAL_FEATURE), 20556 false, co, UserHandle.USER_SYSTEM); 20557 mContext.getContentResolver().registerContentObserver(android.provider.Settings.Global 20558 .getUriFor(Secure.INSTANT_APPS_ENABLED), false, co, UserHandle.USER_SYSTEM); 20559 co.onChange(true); 20560 20561 // Disable any carrier apps. We do this very early in boot to prevent the apps from being 20562 // disabled after already being started. 20563 CarrierAppUtils.disableCarrierAppsUntilPrivileged(mContext.getOpPackageName(), this, 20564 mContext.getContentResolver(), UserHandle.USER_SYSTEM); 20565 20566 // Read the compatibilty setting when the system is ready. 20567 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 20568 mContext.getContentResolver(), 20569 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 20570 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 20571 if (DEBUG_SETTINGS) { 20572 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 20573 } 20574 20575 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 20576 20577 synchronized (mPackages) { 20578 // Verify that all of the preferred activity components actually 20579 // exist. It is possible for applications to be updated and at 20580 // that point remove a previously declared activity component that 20581 // had been set as a preferred activity. We try to clean this up 20582 // the next time we encounter that preferred activity, but it is 20583 // possible for the user flow to never be able to return to that 20584 // situation so here we do a sanity check to make sure we haven't 20585 // left any junk around. 20586 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 20587 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 20588 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 20589 removed.clear(); 20590 for (PreferredActivity pa : pir.filterSet()) { 20591 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 20592 removed.add(pa); 20593 } 20594 } 20595 if (removed.size() > 0) { 20596 for (int r=0; r<removed.size(); r++) { 20597 PreferredActivity pa = removed.get(r); 20598 Slog.w(TAG, "Removing dangling preferred activity: " 20599 + pa.mPref.mComponent); 20600 pir.removeFilter(pa); 20601 } 20602 mSettings.writePackageRestrictionsLPr( 20603 mSettings.mPreferredActivities.keyAt(i)); 20604 } 20605 } 20606 20607 for (int userId : UserManagerService.getInstance().getUserIds()) { 20608 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 20609 grantPermissionsUserIds = ArrayUtils.appendInt( 20610 grantPermissionsUserIds, userId); 20611 } 20612 } 20613 } 20614 sUserManager.systemReady(); 20615 20616 // If we upgraded grant all default permissions before kicking off. 20617 for (int userId : grantPermissionsUserIds) { 20618 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 20619 } 20620 20621 // If we did not grant default permissions, we preload from this the 20622 // default permission exceptions lazily to ensure we don't hit the 20623 // disk on a new user creation. 20624 if (grantPermissionsUserIds == EMPTY_INT_ARRAY) { 20625 mDefaultPermissionPolicy.scheduleReadDefaultPermissionExceptions(); 20626 } 20627 20628 // Kick off any messages waiting for system ready 20629 if (mPostSystemReadyMessages != null) { 20630 for (Message msg : mPostSystemReadyMessages) { 20631 msg.sendToTarget(); 20632 } 20633 mPostSystemReadyMessages = null; 20634 } 20635 20636 // Watch for external volumes that come and go over time 20637 final StorageManager storage = mContext.getSystemService(StorageManager.class); 20638 storage.registerListener(mStorageListener); 20639 20640 mInstallerService.systemReady(); 20641 mPackageDexOptimizer.systemReady(); 20642 20643 StorageManagerInternal StorageManagerInternal = LocalServices.getService( 20644 StorageManagerInternal.class); 20645 StorageManagerInternal.addExternalStoragePolicy( 20646 new StorageManagerInternal.ExternalStorageMountPolicy() { 20647 @Override 20648 public int getMountMode(int uid, String packageName) { 20649 if (Process.isIsolated(uid)) { 20650 return Zygote.MOUNT_EXTERNAL_NONE; 20651 } 20652 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 20653 return Zygote.MOUNT_EXTERNAL_DEFAULT; 20654 } 20655 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 20656 return Zygote.MOUNT_EXTERNAL_DEFAULT; 20657 } 20658 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 20659 return Zygote.MOUNT_EXTERNAL_READ; 20660 } 20661 return Zygote.MOUNT_EXTERNAL_WRITE; 20662 } 20663 20664 @Override 20665 public boolean hasExternalStorage(int uid, String packageName) { 20666 return true; 20667 } 20668 }); 20669 20670 // Now that we're mostly running, clean up stale users and apps 20671 sUserManager.reconcileUsers(StorageManager.UUID_PRIVATE_INTERNAL); 20672 reconcileApps(StorageManager.UUID_PRIVATE_INTERNAL); 20673 20674 if (mPrivappPermissionsViolations != null) { 20675 Slog.wtf(TAG,"Signature|privileged permissions not in " 20676 + "privapp-permissions whitelist: " + mPrivappPermissionsViolations); 20677 mPrivappPermissionsViolations = null; 20678 } 20679 } 20680 20681 public void waitForAppDataPrepared() { 20682 if (mPrepareAppDataFuture == null) { 20683 return; 20684 } 20685 ConcurrentUtils.waitForFutureNoInterrupt(mPrepareAppDataFuture, "wait for prepareAppData"); 20686 mPrepareAppDataFuture = null; 20687 } 20688 20689 @Override 20690 public boolean isSafeMode() { 20691 return mSafeMode; 20692 } 20693 20694 @Override 20695 public boolean hasSystemUidErrors() { 20696 return mHasSystemUidErrors; 20697 } 20698 20699 static String arrayToString(int[] array) { 20700 StringBuffer buf = new StringBuffer(128); 20701 buf.append('['); 20702 if (array != null) { 20703 for (int i=0; i<array.length; i++) { 20704 if (i > 0) buf.append(", "); 20705 buf.append(array[i]); 20706 } 20707 } 20708 buf.append(']'); 20709 return buf.toString(); 20710 } 20711 20712 static class DumpState { 20713 public static final int DUMP_LIBS = 1 << 0; 20714 public static final int DUMP_FEATURES = 1 << 1; 20715 public static final int DUMP_ACTIVITY_RESOLVERS = 1 << 2; 20716 public static final int DUMP_SERVICE_RESOLVERS = 1 << 3; 20717 public static final int DUMP_RECEIVER_RESOLVERS = 1 << 4; 20718 public static final int DUMP_CONTENT_RESOLVERS = 1 << 5; 20719 public static final int DUMP_PERMISSIONS = 1 << 6; 20720 public static final int DUMP_PACKAGES = 1 << 7; 20721 public static final int DUMP_SHARED_USERS = 1 << 8; 20722 public static final int DUMP_MESSAGES = 1 << 9; 20723 public static final int DUMP_PROVIDERS = 1 << 10; 20724 public static final int DUMP_VERIFIERS = 1 << 11; 20725 public static final int DUMP_PREFERRED = 1 << 12; 20726 public static final int DUMP_PREFERRED_XML = 1 << 13; 20727 public static final int DUMP_KEYSETS = 1 << 14; 20728 public static final int DUMP_VERSION = 1 << 15; 20729 public static final int DUMP_INSTALLS = 1 << 16; 20730 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 17; 20731 public static final int DUMP_DOMAIN_PREFERRED = 1 << 18; 20732 public static final int DUMP_FROZEN = 1 << 19; 20733 public static final int DUMP_DEXOPT = 1 << 20; 20734 public static final int DUMP_COMPILER_STATS = 1 << 21; 20735 public static final int DUMP_ENABLED_OVERLAYS = 1 << 22; 20736 public static final int DUMP_CHANGES = 1 << 23; 20737 20738 public static final int OPTION_SHOW_FILTERS = 1 << 0; 20739 20740 private int mTypes; 20741 20742 private int mOptions; 20743 20744 private boolean mTitlePrinted; 20745 20746 private SharedUserSetting mSharedUser; 20747 20748 public boolean isDumping(int type) { 20749 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 20750 return true; 20751 } 20752 20753 return (mTypes & type) != 0; 20754 } 20755 20756 public void setDump(int type) { 20757 mTypes |= type; 20758 } 20759 20760 public boolean isOptionEnabled(int option) { 20761 return (mOptions & option) != 0; 20762 } 20763 20764 public void setOptionEnabled(int option) { 20765 mOptions |= option; 20766 } 20767 20768 public boolean onTitlePrinted() { 20769 final boolean printed = mTitlePrinted; 20770 mTitlePrinted = true; 20771 return printed; 20772 } 20773 20774 public boolean getTitlePrinted() { 20775 return mTitlePrinted; 20776 } 20777 20778 public void setTitlePrinted(boolean enabled) { 20779 mTitlePrinted = enabled; 20780 } 20781 20782 public SharedUserSetting getSharedUser() { 20783 return mSharedUser; 20784 } 20785 20786 public void setSharedUser(SharedUserSetting user) { 20787 mSharedUser = user; 20788 } 20789 } 20790 20791 @Override 20792 public void onShellCommand(FileDescriptor in, FileDescriptor out, 20793 FileDescriptor err, String[] args, ShellCallback callback, 20794 ResultReceiver resultReceiver) { 20795 (new PackageManagerShellCommand(this)).exec( 20796 this, in, out, err, args, callback, resultReceiver); 20797 } 20798 20799 @Override 20800 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 20801 if (!DumpUtils.checkDumpAndUsageStatsPermission(mContext, TAG, pw)) return; 20802 20803 DumpState dumpState = new DumpState(); 20804 boolean fullPreferred = false; 20805 boolean checkin = false; 20806 20807 String packageName = null; 20808 ArraySet<String> permissionNames = null; 20809 20810 int opti = 0; 20811 while (opti < args.length) { 20812 String opt = args[opti]; 20813 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 20814 break; 20815 } 20816 opti++; 20817 20818 if ("-a".equals(opt)) { 20819 // Right now we only know how to print all. 20820 } else if ("-h".equals(opt)) { 20821 pw.println("Package manager dump options:"); 20822 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 20823 pw.println(" --checkin: dump for a checkin"); 20824 pw.println(" -f: print details of intent filters"); 20825 pw.println(" -h: print this help"); 20826 pw.println(" cmd may be one of:"); 20827 pw.println(" l[ibraries]: list known shared libraries"); 20828 pw.println(" f[eatures]: list device features"); 20829 pw.println(" k[eysets]: print known keysets"); 20830 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 20831 pw.println(" perm[issions]: dump permissions"); 20832 pw.println(" permission [name ...]: dump declaration and use of given permission"); 20833 pw.println(" pref[erred]: print preferred package settings"); 20834 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 20835 pw.println(" prov[iders]: dump content providers"); 20836 pw.println(" p[ackages]: dump installed packages"); 20837 pw.println(" s[hared-users]: dump shared user IDs"); 20838 pw.println(" m[essages]: print collected runtime messages"); 20839 pw.println(" v[erifiers]: print package verifier info"); 20840 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 20841 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 20842 pw.println(" version: print database version info"); 20843 pw.println(" write: write current settings now"); 20844 pw.println(" installs: details about install sessions"); 20845 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 20846 pw.println(" dexopt: dump dexopt state"); 20847 pw.println(" compiler-stats: dump compiler statistics"); 20848 pw.println(" enabled-overlays: dump list of enabled overlay packages"); 20849 pw.println(" <package.name>: info about given package"); 20850 return; 20851 } else if ("--checkin".equals(opt)) { 20852 checkin = true; 20853 } else if ("-f".equals(opt)) { 20854 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 20855 } else if ("--proto".equals(opt)) { 20856 dumpProto(fd); 20857 return; 20858 } else { 20859 pw.println("Unknown argument: " + opt + "; use -h for help"); 20860 } 20861 } 20862 20863 // Is the caller requesting to dump a particular piece of data? 20864 if (opti < args.length) { 20865 String cmd = args[opti]; 20866 opti++; 20867 // Is this a package name? 20868 if ("android".equals(cmd) || cmd.contains(".")) { 20869 packageName = cmd; 20870 // When dumping a single package, we always dump all of its 20871 // filter information since the amount of data will be reasonable. 20872 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 20873 } else if ("check-permission".equals(cmd)) { 20874 if (opti >= args.length) { 20875 pw.println("Error: check-permission missing permission argument"); 20876 return; 20877 } 20878 String perm = args[opti]; 20879 opti++; 20880 if (opti >= args.length) { 20881 pw.println("Error: check-permission missing package argument"); 20882 return; 20883 } 20884 20885 String pkg = args[opti]; 20886 opti++; 20887 int user = UserHandle.getUserId(Binder.getCallingUid()); 20888 if (opti < args.length) { 20889 try { 20890 user = Integer.parseInt(args[opti]); 20891 } catch (NumberFormatException e) { 20892 pw.println("Error: check-permission user argument is not a number: " 20893 + args[opti]); 20894 return; 20895 } 20896 } 20897 20898 // Normalize package name to handle renamed packages and static libs 20899 pkg = resolveInternalPackageNameLPr(pkg, PackageManager.VERSION_CODE_HIGHEST); 20900 20901 pw.println(checkPermission(perm, pkg, user)); 20902 return; 20903 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 20904 dumpState.setDump(DumpState.DUMP_LIBS); 20905 } else if ("f".equals(cmd) || "features".equals(cmd)) { 20906 dumpState.setDump(DumpState.DUMP_FEATURES); 20907 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 20908 if (opti >= args.length) { 20909 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 20910 | DumpState.DUMP_SERVICE_RESOLVERS 20911 | DumpState.DUMP_RECEIVER_RESOLVERS 20912 | DumpState.DUMP_CONTENT_RESOLVERS); 20913 } else { 20914 while (opti < args.length) { 20915 String name = args[opti]; 20916 if ("a".equals(name) || "activity".equals(name)) { 20917 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 20918 } else if ("s".equals(name) || "service".equals(name)) { 20919 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 20920 } else if ("r".equals(name) || "receiver".equals(name)) { 20921 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 20922 } else if ("c".equals(name) || "content".equals(name)) { 20923 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 20924 } else { 20925 pw.println("Error: unknown resolver table type: " + name); 20926 return; 20927 } 20928 opti++; 20929 } 20930 } 20931 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 20932 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 20933 } else if ("permission".equals(cmd)) { 20934 if (opti >= args.length) { 20935 pw.println("Error: permission requires permission name"); 20936 return; 20937 } 20938 permissionNames = new ArraySet<>(); 20939 while (opti < args.length) { 20940 permissionNames.add(args[opti]); 20941 opti++; 20942 } 20943 dumpState.setDump(DumpState.DUMP_PERMISSIONS 20944 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 20945 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 20946 dumpState.setDump(DumpState.DUMP_PREFERRED); 20947 } else if ("preferred-xml".equals(cmd)) { 20948 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 20949 if (opti < args.length && "--full".equals(args[opti])) { 20950 fullPreferred = true; 20951 opti++; 20952 } 20953 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 20954 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 20955 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 20956 dumpState.setDump(DumpState.DUMP_PACKAGES); 20957 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 20958 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 20959 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 20960 dumpState.setDump(DumpState.DUMP_PROVIDERS); 20961 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 20962 dumpState.setDump(DumpState.DUMP_MESSAGES); 20963 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 20964 dumpState.setDump(DumpState.DUMP_VERIFIERS); 20965 } else if ("i".equals(cmd) || "ifv".equals(cmd) 20966 || "intent-filter-verifiers".equals(cmd)) { 20967 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 20968 } else if ("version".equals(cmd)) { 20969 dumpState.setDump(DumpState.DUMP_VERSION); 20970 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 20971 dumpState.setDump(DumpState.DUMP_KEYSETS); 20972 } else if ("installs".equals(cmd)) { 20973 dumpState.setDump(DumpState.DUMP_INSTALLS); 20974 } else if ("frozen".equals(cmd)) { 20975 dumpState.setDump(DumpState.DUMP_FROZEN); 20976 } else if ("dexopt".equals(cmd)) { 20977 dumpState.setDump(DumpState.DUMP_DEXOPT); 20978 } else if ("compiler-stats".equals(cmd)) { 20979 dumpState.setDump(DumpState.DUMP_COMPILER_STATS); 20980 } else if ("enabled-overlays".equals(cmd)) { 20981 dumpState.setDump(DumpState.DUMP_ENABLED_OVERLAYS); 20982 } else if ("changes".equals(cmd)) { 20983 dumpState.setDump(DumpState.DUMP_CHANGES); 20984 } else if ("write".equals(cmd)) { 20985 synchronized (mPackages) { 20986 mSettings.writeLPr(); 20987 pw.println("Settings written."); 20988 return; 20989 } 20990 } 20991 } 20992 20993 if (checkin) { 20994 pw.println("vers,1"); 20995 } 20996 20997 // reader 20998 synchronized (mPackages) { 20999 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 21000 if (!checkin) { 21001 if (dumpState.onTitlePrinted()) 21002 pw.println(); 21003 pw.println("Database versions:"); 21004 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 21005 } 21006 } 21007 21008 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 21009 if (!checkin) { 21010 if (dumpState.onTitlePrinted()) 21011 pw.println(); 21012 pw.println("Verifiers:"); 21013 pw.print(" Required: "); 21014 pw.print(mRequiredVerifierPackage); 21015 pw.print(" (uid="); 21016 pw.print(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 21017 UserHandle.USER_SYSTEM)); 21018 pw.println(")"); 21019 } else if (mRequiredVerifierPackage != null) { 21020 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 21021 pw.print(","); 21022 pw.println(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 21023 UserHandle.USER_SYSTEM)); 21024 } 21025 } 21026 21027 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 21028 packageName == null) { 21029 if (mIntentFilterVerifierComponent != null) { 21030 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 21031 if (!checkin) { 21032 if (dumpState.onTitlePrinted()) 21033 pw.println(); 21034 pw.println("Intent Filter Verifier:"); 21035 pw.print(" Using: "); 21036 pw.print(verifierPackageName); 21037 pw.print(" (uid="); 21038 pw.print(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 21039 UserHandle.USER_SYSTEM)); 21040 pw.println(")"); 21041 } else if (verifierPackageName != null) { 21042 pw.print("ifv,"); pw.print(verifierPackageName); 21043 pw.print(","); 21044 pw.println(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 21045 UserHandle.USER_SYSTEM)); 21046 } 21047 } else { 21048 pw.println(); 21049 pw.println("No Intent Filter Verifier available!"); 21050 } 21051 } 21052 21053 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 21054 boolean printedHeader = false; 21055 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 21056 while (it.hasNext()) { 21057 String libName = it.next(); 21058 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(libName); 21059 if (versionedLib == null) { 21060 continue; 21061 } 21062 final int versionCount = versionedLib.size(); 21063 for (int i = 0; i < versionCount; i++) { 21064 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 21065 if (!checkin) { 21066 if (!printedHeader) { 21067 if (dumpState.onTitlePrinted()) 21068 pw.println(); 21069 pw.println("Libraries:"); 21070 printedHeader = true; 21071 } 21072 pw.print(" "); 21073 } else { 21074 pw.print("lib,"); 21075 } 21076 pw.print(libEntry.info.getName()); 21077 if (libEntry.info.isStatic()) { 21078 pw.print(" version=" + libEntry.info.getVersion()); 21079 } 21080 if (!checkin) { 21081 pw.print(" -> "); 21082 } 21083 if (libEntry.path != null) { 21084 pw.print(" (jar) "); 21085 pw.print(libEntry.path); 21086 } else { 21087 pw.print(" (apk) "); 21088 pw.print(libEntry.apk); 21089 } 21090 pw.println(); 21091 } 21092 } 21093 } 21094 21095 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 21096 if (dumpState.onTitlePrinted()) 21097 pw.println(); 21098 if (!checkin) { 21099 pw.println("Features:"); 21100 } 21101 21102 synchronized (mAvailableFeatures) { 21103 for (FeatureInfo feat : mAvailableFeatures.values()) { 21104 if (checkin) { 21105 pw.print("feat,"); 21106 pw.print(feat.name); 21107 pw.print(","); 21108 pw.println(feat.version); 21109 } else { 21110 pw.print(" "); 21111 pw.print(feat.name); 21112 if (feat.version > 0) { 21113 pw.print(" version="); 21114 pw.print(feat.version); 21115 } 21116 pw.println(); 21117 } 21118 } 21119 } 21120 } 21121 21122 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 21123 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 21124 : "Activity Resolver Table:", " ", packageName, 21125 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 21126 dumpState.setTitlePrinted(true); 21127 } 21128 } 21129 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 21130 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 21131 : "Receiver Resolver Table:", " ", packageName, 21132 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 21133 dumpState.setTitlePrinted(true); 21134 } 21135 } 21136 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 21137 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 21138 : "Service Resolver Table:", " ", packageName, 21139 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 21140 dumpState.setTitlePrinted(true); 21141 } 21142 } 21143 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 21144 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 21145 : "Provider Resolver Table:", " ", packageName, 21146 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 21147 dumpState.setTitlePrinted(true); 21148 } 21149 } 21150 21151 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 21152 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 21153 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 21154 int user = mSettings.mPreferredActivities.keyAt(i); 21155 if (pir.dump(pw, 21156 dumpState.getTitlePrinted() 21157 ? "\nPreferred Activities User " + user + ":" 21158 : "Preferred Activities User " + user + ":", " ", 21159 packageName, true, false)) { 21160 dumpState.setTitlePrinted(true); 21161 } 21162 } 21163 } 21164 21165 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 21166 pw.flush(); 21167 FileOutputStream fout = new FileOutputStream(fd); 21168 BufferedOutputStream str = new BufferedOutputStream(fout); 21169 XmlSerializer serializer = new FastXmlSerializer(); 21170 try { 21171 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 21172 serializer.startDocument(null, true); 21173 serializer.setFeature( 21174 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 21175 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 21176 serializer.endDocument(); 21177 serializer.flush(); 21178 } catch (IllegalArgumentException e) { 21179 pw.println("Failed writing: " + e); 21180 } catch (IllegalStateException e) { 21181 pw.println("Failed writing: " + e); 21182 } catch (IOException e) { 21183 pw.println("Failed writing: " + e); 21184 } 21185 } 21186 21187 if (!checkin 21188 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 21189 && packageName == null) { 21190 pw.println(); 21191 int count = mSettings.mPackages.size(); 21192 if (count == 0) { 21193 pw.println("No applications!"); 21194 pw.println(); 21195 } else { 21196 final String prefix = " "; 21197 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 21198 if (allPackageSettings.size() == 0) { 21199 pw.println("No domain preferred apps!"); 21200 pw.println(); 21201 } else { 21202 pw.println("App verification status:"); 21203 pw.println(); 21204 count = 0; 21205 for (PackageSetting ps : allPackageSettings) { 21206 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 21207 if (ivi == null || ivi.getPackageName() == null) continue; 21208 pw.println(prefix + "Package: " + ivi.getPackageName()); 21209 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 21210 pw.println(prefix + "Status: " + ivi.getStatusString()); 21211 pw.println(); 21212 count++; 21213 } 21214 if (count == 0) { 21215 pw.println(prefix + "No app verification established."); 21216 pw.println(); 21217 } 21218 for (int userId : sUserManager.getUserIds()) { 21219 pw.println("App linkages for user " + userId + ":"); 21220 pw.println(); 21221 count = 0; 21222 for (PackageSetting ps : allPackageSettings) { 21223 final long status = ps.getDomainVerificationStatusForUser(userId); 21224 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 21225 && !DEBUG_DOMAIN_VERIFICATION) { 21226 continue; 21227 } 21228 pw.println(prefix + "Package: " + ps.name); 21229 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 21230 String statusStr = IntentFilterVerificationInfo. 21231 getStatusStringFromValue(status); 21232 pw.println(prefix + "Status: " + statusStr); 21233 pw.println(); 21234 count++; 21235 } 21236 if (count == 0) { 21237 pw.println(prefix + "No configured app linkages."); 21238 pw.println(); 21239 } 21240 } 21241 } 21242 } 21243 } 21244 21245 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 21246 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 21247 if (packageName == null && permissionNames == null) { 21248 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 21249 if (iperm == 0) { 21250 if (dumpState.onTitlePrinted()) 21251 pw.println(); 21252 pw.println("AppOp Permissions:"); 21253 } 21254 pw.print(" AppOp Permission "); 21255 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 21256 pw.println(":"); 21257 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 21258 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 21259 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 21260 } 21261 } 21262 } 21263 } 21264 21265 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 21266 boolean printedSomething = false; 21267 for (PackageParser.Provider p : mProviders.mProviders.values()) { 21268 if (packageName != null && !packageName.equals(p.info.packageName)) { 21269 continue; 21270 } 21271 if (!printedSomething) { 21272 if (dumpState.onTitlePrinted()) 21273 pw.println(); 21274 pw.println("Registered ContentProviders:"); 21275 printedSomething = true; 21276 } 21277 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 21278 pw.print(" "); pw.println(p.toString()); 21279 } 21280 printedSomething = false; 21281 for (Map.Entry<String, PackageParser.Provider> entry : 21282 mProvidersByAuthority.entrySet()) { 21283 PackageParser.Provider p = entry.getValue(); 21284 if (packageName != null && !packageName.equals(p.info.packageName)) { 21285 continue; 21286 } 21287 if (!printedSomething) { 21288 if (dumpState.onTitlePrinted()) 21289 pw.println(); 21290 pw.println("ContentProvider Authorities:"); 21291 printedSomething = true; 21292 } 21293 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 21294 pw.print(" "); pw.println(p.toString()); 21295 if (p.info != null && p.info.applicationInfo != null) { 21296 final String appInfo = p.info.applicationInfo.toString(); 21297 pw.print(" applicationInfo="); pw.println(appInfo); 21298 } 21299 } 21300 } 21301 21302 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 21303 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 21304 } 21305 21306 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 21307 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 21308 } 21309 21310 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 21311 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 21312 } 21313 21314 if (dumpState.isDumping(DumpState.DUMP_CHANGES)) { 21315 if (dumpState.onTitlePrinted()) pw.println(); 21316 pw.println("Package Changes:"); 21317 pw.print(" Sequence number="); pw.println(mChangedPackagesSequenceNumber); 21318 final int K = mChangedPackages.size(); 21319 for (int i = 0; i < K; i++) { 21320 final SparseArray<String> changes = mChangedPackages.valueAt(i); 21321 pw.print(" User "); pw.print(mChangedPackages.keyAt(i)); pw.println(":"); 21322 final int N = changes.size(); 21323 if (N == 0) { 21324 pw.print(" "); pw.println("No packages changed"); 21325 } else { 21326 for (int j = 0; j < N; j++) { 21327 final String pkgName = changes.valueAt(j); 21328 final int sequenceNumber = changes.keyAt(j); 21329 pw.print(" "); 21330 pw.print("seq="); 21331 pw.print(sequenceNumber); 21332 pw.print(", package="); 21333 pw.println(pkgName); 21334 } 21335 } 21336 } 21337 } 21338 21339 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS) && packageName == null) { 21340 mSettings.dumpRestoredPermissionGrantsLPr(pw, dumpState); 21341 } 21342 21343 if (!checkin && dumpState.isDumping(DumpState.DUMP_FROZEN) && packageName == null) { 21344 // XXX should handle packageName != null by dumping only install data that 21345 // the given package is involved with. 21346 if (dumpState.onTitlePrinted()) pw.println(); 21347 21348 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 21349 ipw.println(); 21350 ipw.println("Frozen packages:"); 21351 ipw.increaseIndent(); 21352 if (mFrozenPackages.size() == 0) { 21353 ipw.println("(none)"); 21354 } else { 21355 for (int i = 0; i < mFrozenPackages.size(); i++) { 21356 ipw.println(mFrozenPackages.valueAt(i)); 21357 } 21358 } 21359 ipw.decreaseIndent(); 21360 } 21361 21362 if (!checkin && dumpState.isDumping(DumpState.DUMP_DEXOPT)) { 21363 if (dumpState.onTitlePrinted()) pw.println(); 21364 dumpDexoptStateLPr(pw, packageName); 21365 } 21366 21367 if (!checkin && dumpState.isDumping(DumpState.DUMP_COMPILER_STATS)) { 21368 if (dumpState.onTitlePrinted()) pw.println(); 21369 dumpCompilerStatsLPr(pw, packageName); 21370 } 21371 21372 if (!checkin && dumpState.isDumping(DumpState.DUMP_ENABLED_OVERLAYS)) { 21373 if (dumpState.onTitlePrinted()) pw.println(); 21374 dumpEnabledOverlaysLPr(pw); 21375 } 21376 21377 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 21378 if (dumpState.onTitlePrinted()) pw.println(); 21379 mSettings.dumpReadMessagesLPr(pw, dumpState); 21380 21381 pw.println(); 21382 pw.println("Package warning messages:"); 21383 BufferedReader in = null; 21384 String line = null; 21385 try { 21386 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 21387 while ((line = in.readLine()) != null) { 21388 if (line.contains("ignored: updated version")) continue; 21389 pw.println(line); 21390 } 21391 } catch (IOException ignored) { 21392 } finally { 21393 IoUtils.closeQuietly(in); 21394 } 21395 } 21396 21397 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 21398 BufferedReader in = null; 21399 String line = null; 21400 try { 21401 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 21402 while ((line = in.readLine()) != null) { 21403 if (line.contains("ignored: updated version")) continue; 21404 pw.print("msg,"); 21405 pw.println(line); 21406 } 21407 } catch (IOException ignored) { 21408 } finally { 21409 IoUtils.closeQuietly(in); 21410 } 21411 } 21412 } 21413 21414 // PackageInstaller should be called outside of mPackages lock 21415 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 21416 // XXX should handle packageName != null by dumping only install data that 21417 // the given package is involved with. 21418 if (dumpState.onTitlePrinted()) pw.println(); 21419 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 21420 } 21421 } 21422 21423 private void dumpProto(FileDescriptor fd) { 21424 final ProtoOutputStream proto = new ProtoOutputStream(fd); 21425 21426 synchronized (mPackages) { 21427 final long requiredVerifierPackageToken = 21428 proto.start(PackageServiceDumpProto.REQUIRED_VERIFIER_PACKAGE); 21429 proto.write(PackageServiceDumpProto.PackageShortProto.NAME, mRequiredVerifierPackage); 21430 proto.write( 21431 PackageServiceDumpProto.PackageShortProto.UID, 21432 getPackageUid( 21433 mRequiredVerifierPackage, 21434 MATCH_DEBUG_TRIAGED_MISSING, 21435 UserHandle.USER_SYSTEM)); 21436 proto.end(requiredVerifierPackageToken); 21437 21438 if (mIntentFilterVerifierComponent != null) { 21439 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 21440 final long verifierPackageToken = 21441 proto.start(PackageServiceDumpProto.VERIFIER_PACKAGE); 21442 proto.write(PackageServiceDumpProto.PackageShortProto.NAME, verifierPackageName); 21443 proto.write( 21444 PackageServiceDumpProto.PackageShortProto.UID, 21445 getPackageUid( 21446 verifierPackageName, 21447 MATCH_DEBUG_TRIAGED_MISSING, 21448 UserHandle.USER_SYSTEM)); 21449 proto.end(verifierPackageToken); 21450 } 21451 21452 dumpSharedLibrariesProto(proto); 21453 dumpFeaturesProto(proto); 21454 mSettings.dumpPackagesProto(proto); 21455 mSettings.dumpSharedUsersProto(proto); 21456 dumpMessagesProto(proto); 21457 } 21458 proto.flush(); 21459 } 21460 21461 private void dumpMessagesProto(ProtoOutputStream proto) { 21462 BufferedReader in = null; 21463 String line = null; 21464 try { 21465 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 21466 while ((line = in.readLine()) != null) { 21467 if (line.contains("ignored: updated version")) continue; 21468 proto.write(PackageServiceDumpProto.MESSAGES, line); 21469 } 21470 } catch (IOException ignored) { 21471 } finally { 21472 IoUtils.closeQuietly(in); 21473 } 21474 } 21475 21476 private void dumpFeaturesProto(ProtoOutputStream proto) { 21477 synchronized (mAvailableFeatures) { 21478 final int count = mAvailableFeatures.size(); 21479 for (int i = 0; i < count; i++) { 21480 final FeatureInfo feat = mAvailableFeatures.valueAt(i); 21481 final long featureToken = proto.start(PackageServiceDumpProto.FEATURES); 21482 proto.write(PackageServiceDumpProto.FeatureProto.NAME, feat.name); 21483 proto.write(PackageServiceDumpProto.FeatureProto.VERSION, feat.version); 21484 proto.end(featureToken); 21485 } 21486 } 21487 } 21488 21489 private void dumpSharedLibrariesProto(ProtoOutputStream proto) { 21490 final int count = mSharedLibraries.size(); 21491 for (int i = 0; i < count; i++) { 21492 final String libName = mSharedLibraries.keyAt(i); 21493 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(libName); 21494 if (versionedLib == null) { 21495 continue; 21496 } 21497 final int versionCount = versionedLib.size(); 21498 for (int j = 0; j < versionCount; j++) { 21499 final SharedLibraryEntry libEntry = versionedLib.valueAt(j); 21500 final long sharedLibraryToken = 21501 proto.start(PackageServiceDumpProto.SHARED_LIBRARIES); 21502 proto.write(PackageServiceDumpProto.SharedLibraryProto.NAME, libEntry.info.getName()); 21503 final boolean isJar = (libEntry.path != null); 21504 proto.write(PackageServiceDumpProto.SharedLibraryProto.IS_JAR, isJar); 21505 if (isJar) { 21506 proto.write(PackageServiceDumpProto.SharedLibraryProto.PATH, libEntry.path); 21507 } else { 21508 proto.write(PackageServiceDumpProto.SharedLibraryProto.APK, libEntry.apk); 21509 } 21510 proto.end(sharedLibraryToken); 21511 } 21512 } 21513 } 21514 21515 private void dumpDexoptStateLPr(PrintWriter pw, String packageName) { 21516 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 21517 ipw.println(); 21518 ipw.println("Dexopt state:"); 21519 ipw.increaseIndent(); 21520 Collection<PackageParser.Package> packages = null; 21521 if (packageName != null) { 21522 PackageParser.Package targetPackage = mPackages.get(packageName); 21523 if (targetPackage != null) { 21524 packages = Collections.singletonList(targetPackage); 21525 } else { 21526 ipw.println("Unable to find package: " + packageName); 21527 return; 21528 } 21529 } else { 21530 packages = mPackages.values(); 21531 } 21532 21533 for (PackageParser.Package pkg : packages) { 21534 ipw.println("[" + pkg.packageName + "]"); 21535 ipw.increaseIndent(); 21536 mPackageDexOptimizer.dumpDexoptState(ipw, pkg); 21537 ipw.decreaseIndent(); 21538 } 21539 } 21540 21541 private void dumpCompilerStatsLPr(PrintWriter pw, String packageName) { 21542 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 21543 ipw.println(); 21544 ipw.println("Compiler stats:"); 21545 ipw.increaseIndent(); 21546 Collection<PackageParser.Package> packages = null; 21547 if (packageName != null) { 21548 PackageParser.Package targetPackage = mPackages.get(packageName); 21549 if (targetPackage != null) { 21550 packages = Collections.singletonList(targetPackage); 21551 } else { 21552 ipw.println("Unable to find package: " + packageName); 21553 return; 21554 } 21555 } else { 21556 packages = mPackages.values(); 21557 } 21558 21559 for (PackageParser.Package pkg : packages) { 21560 ipw.println("[" + pkg.packageName + "]"); 21561 ipw.increaseIndent(); 21562 21563 CompilerStats.PackageStats stats = getCompilerPackageStats(pkg.packageName); 21564 if (stats == null) { 21565 ipw.println("(No recorded stats)"); 21566 } else { 21567 stats.dump(ipw); 21568 } 21569 ipw.decreaseIndent(); 21570 } 21571 } 21572 21573 private void dumpEnabledOverlaysLPr(PrintWriter pw) { 21574 pw.println("Enabled overlay paths:"); 21575 final int N = mEnabledOverlayPaths.size(); 21576 for (int i = 0; i < N; i++) { 21577 final int userId = mEnabledOverlayPaths.keyAt(i); 21578 pw.println(String.format(" User %d:", userId)); 21579 final ArrayMap<String, ArrayList<String>> userSpecificOverlays = 21580 mEnabledOverlayPaths.valueAt(i); 21581 final int M = userSpecificOverlays.size(); 21582 for (int j = 0; j < M; j++) { 21583 final String targetPackageName = userSpecificOverlays.keyAt(j); 21584 final ArrayList<String> overlayPackagePaths = userSpecificOverlays.valueAt(j); 21585 pw.println(String.format(" %s: %s", targetPackageName, overlayPackagePaths)); 21586 } 21587 } 21588 } 21589 21590 private String dumpDomainString(String packageName) { 21591 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName) 21592 .getList(); 21593 List<IntentFilter> filters = getAllIntentFilters(packageName).getList(); 21594 21595 ArraySet<String> result = new ArraySet<>(); 21596 if (iviList.size() > 0) { 21597 for (IntentFilterVerificationInfo ivi : iviList) { 21598 for (String host : ivi.getDomains()) { 21599 result.add(host); 21600 } 21601 } 21602 } 21603 if (filters != null && filters.size() > 0) { 21604 for (IntentFilter filter : filters) { 21605 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 21606 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 21607 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 21608 result.addAll(filter.getHostsList()); 21609 } 21610 } 21611 } 21612 21613 StringBuilder sb = new StringBuilder(result.size() * 16); 21614 for (String domain : result) { 21615 if (sb.length() > 0) sb.append(" "); 21616 sb.append(domain); 21617 } 21618 return sb.toString(); 21619 } 21620 21621 // ------- apps on sdcard specific code ------- 21622 static final boolean DEBUG_SD_INSTALL = false; 21623 21624 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 21625 21626 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 21627 21628 private boolean mMediaMounted = false; 21629 21630 static String getEncryptKey() { 21631 try { 21632 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 21633 SD_ENCRYPTION_KEYSTORE_NAME); 21634 if (sdEncKey == null) { 21635 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 21636 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 21637 if (sdEncKey == null) { 21638 Slog.e(TAG, "Failed to create encryption keys"); 21639 return null; 21640 } 21641 } 21642 return sdEncKey; 21643 } catch (NoSuchAlgorithmException nsae) { 21644 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 21645 return null; 21646 } catch (IOException ioe) { 21647 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 21648 return null; 21649 } 21650 } 21651 21652 /* 21653 * Update media status on PackageManager. 21654 */ 21655 @Override 21656 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 21657 int callingUid = Binder.getCallingUid(); 21658 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 21659 throw new SecurityException("Media status can only be updated by the system"); 21660 } 21661 // reader; this apparently protects mMediaMounted, but should probably 21662 // be a different lock in that case. 21663 synchronized (mPackages) { 21664 Log.i(TAG, "Updating external media status from " 21665 + (mMediaMounted ? "mounted" : "unmounted") + " to " 21666 + (mediaStatus ? "mounted" : "unmounted")); 21667 if (DEBUG_SD_INSTALL) 21668 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 21669 + ", mMediaMounted=" + mMediaMounted); 21670 if (mediaStatus == mMediaMounted) { 21671 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 21672 : 0, -1); 21673 mHandler.sendMessage(msg); 21674 return; 21675 } 21676 mMediaMounted = mediaStatus; 21677 } 21678 // Queue up an async operation since the package installation may take a 21679 // little while. 21680 mHandler.post(new Runnable() { 21681 public void run() { 21682 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 21683 } 21684 }); 21685 } 21686 21687 /** 21688 * Called by StorageManagerService when the initial ASECs to scan are available. 21689 * Should block until all the ASEC containers are finished being scanned. 21690 */ 21691 public void scanAvailableAsecs() { 21692 updateExternalMediaStatusInner(true, false, false); 21693 } 21694 21695 /* 21696 * Collect information of applications on external media, map them against 21697 * existing containers and update information based on current mount status. 21698 * Please note that we always have to report status if reportStatus has been 21699 * set to true especially when unloading packages. 21700 */ 21701 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 21702 boolean externalStorage) { 21703 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 21704 int[] uidArr = EmptyArray.INT; 21705 21706 final String[] list = PackageHelper.getSecureContainerList(); 21707 if (ArrayUtils.isEmpty(list)) { 21708 Log.i(TAG, "No secure containers found"); 21709 } else { 21710 // Process list of secure containers and categorize them 21711 // as active or stale based on their package internal state. 21712 21713 // reader 21714 synchronized (mPackages) { 21715 for (String cid : list) { 21716 // Leave stages untouched for now; installer service owns them 21717 if (PackageInstallerService.isStageName(cid)) continue; 21718 21719 if (DEBUG_SD_INSTALL) 21720 Log.i(TAG, "Processing container " + cid); 21721 String pkgName = getAsecPackageName(cid); 21722 if (pkgName == null) { 21723 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 21724 continue; 21725 } 21726 if (DEBUG_SD_INSTALL) 21727 Log.i(TAG, "Looking for pkg : " + pkgName); 21728 21729 final PackageSetting ps = mSettings.mPackages.get(pkgName); 21730 if (ps == null) { 21731 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 21732 continue; 21733 } 21734 21735 /* 21736 * Skip packages that are not external if we're unmounting 21737 * external storage. 21738 */ 21739 if (externalStorage && !isMounted && !isExternal(ps)) { 21740 continue; 21741 } 21742 21743 final AsecInstallArgs args = new AsecInstallArgs(cid, 21744 getAppDexInstructionSets(ps), ps.isForwardLocked()); 21745 // The package status is changed only if the code path 21746 // matches between settings and the container id. 21747 if (ps.codePathString != null 21748 && ps.codePathString.startsWith(args.getCodePath())) { 21749 if (DEBUG_SD_INSTALL) { 21750 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 21751 + " at code path: " + ps.codePathString); 21752 } 21753 21754 // We do have a valid package installed on sdcard 21755 processCids.put(args, ps.codePathString); 21756 final int uid = ps.appId; 21757 if (uid != -1) { 21758 uidArr = ArrayUtils.appendInt(uidArr, uid); 21759 } 21760 } else { 21761 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 21762 + ps.codePathString); 21763 } 21764 } 21765 } 21766 21767 Arrays.sort(uidArr); 21768 } 21769 21770 // Process packages with valid entries. 21771 if (isMounted) { 21772 if (DEBUG_SD_INSTALL) 21773 Log.i(TAG, "Loading packages"); 21774 loadMediaPackages(processCids, uidArr, externalStorage); 21775 startCleaningPackages(); 21776 mInstallerService.onSecureContainersAvailable(); 21777 } else { 21778 if (DEBUG_SD_INSTALL) 21779 Log.i(TAG, "Unloading packages"); 21780 unloadMediaPackages(processCids, uidArr, reportStatus); 21781 } 21782 } 21783 21784 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21785 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 21786 final int size = infos.size(); 21787 final String[] packageNames = new String[size]; 21788 final int[] packageUids = new int[size]; 21789 for (int i = 0; i < size; i++) { 21790 final ApplicationInfo info = infos.get(i); 21791 packageNames[i] = info.packageName; 21792 packageUids[i] = info.uid; 21793 } 21794 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 21795 finishedReceiver); 21796 } 21797 21798 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21799 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 21800 sendResourcesChangedBroadcast(mediaStatus, replacing, 21801 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 21802 } 21803 21804 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21805 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 21806 int size = pkgList.length; 21807 if (size > 0) { 21808 // Send broadcasts here 21809 Bundle extras = new Bundle(); 21810 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 21811 if (uidArr != null) { 21812 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 21813 } 21814 if (replacing) { 21815 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 21816 } 21817 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 21818 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 21819 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null); 21820 } 21821 } 21822 21823 /* 21824 * Look at potentially valid container ids from processCids If package 21825 * information doesn't match the one on record or package scanning fails, 21826 * the cid is added to list of removeCids. We currently don't delete stale 21827 * containers. 21828 */ 21829 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr, 21830 boolean externalStorage) { 21831 ArrayList<String> pkgList = new ArrayList<String>(); 21832 Set<AsecInstallArgs> keys = processCids.keySet(); 21833 21834 for (AsecInstallArgs args : keys) { 21835 String codePath = processCids.get(args); 21836 if (DEBUG_SD_INSTALL) 21837 Log.i(TAG, "Loading container : " + args.cid); 21838 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 21839 try { 21840 // Make sure there are no container errors first. 21841 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 21842 Slog.e(TAG, "Failed to mount cid : " + args.cid 21843 + " when installing from sdcard"); 21844 continue; 21845 } 21846 // Check code path here. 21847 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 21848 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 21849 + " does not match one in settings " + codePath); 21850 continue; 21851 } 21852 // Parse package 21853 int parseFlags = mDefParseFlags; 21854 if (args.isExternalAsec()) { 21855 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 21856 } 21857 if (args.isFwdLocked()) { 21858 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 21859 } 21860 21861 synchronized (mInstallLock) { 21862 PackageParser.Package pkg = null; 21863 try { 21864 // Sadly we don't know the package name yet to freeze it 21865 pkg = scanPackageTracedLI(new File(codePath), parseFlags, 21866 SCAN_IGNORE_FROZEN, 0, null); 21867 } catch (PackageManagerException e) { 21868 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 21869 } 21870 // Scan the package 21871 if (pkg != null) { 21872 /* 21873 * TODO why is the lock being held? doPostInstall is 21874 * called in other places without the lock. This needs 21875 * to be straightened out. 21876 */ 21877 // writer 21878 synchronized (mPackages) { 21879 retCode = PackageManager.INSTALL_SUCCEEDED; 21880 pkgList.add(pkg.packageName); 21881 // Post process args 21882 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 21883 pkg.applicationInfo.uid); 21884 } 21885 } else { 21886 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 21887 } 21888 } 21889 21890 } finally { 21891 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 21892 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 21893 } 21894 } 21895 } 21896 // writer 21897 synchronized (mPackages) { 21898 // If the platform SDK has changed since the last time we booted, 21899 // we need to re-grant app permission to catch any new ones that 21900 // appear. This is really a hack, and means that apps can in some 21901 // cases get permissions that the user didn't initially explicitly 21902 // allow... it would be nice to have some better way to handle 21903 // this situation. 21904 final VersionInfo ver = externalStorage ? mSettings.getExternalVersion() 21905 : mSettings.getInternalVersion(); 21906 final String volumeUuid = externalStorage ? StorageManager.UUID_PRIMARY_PHYSICAL 21907 : StorageManager.UUID_PRIVATE_INTERNAL; 21908 21909 int updateFlags = UPDATE_PERMISSIONS_ALL; 21910 if (ver.sdkVersion != mSdkVersion) { 21911 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 21912 + mSdkVersion + "; regranting permissions for external"); 21913 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 21914 } 21915 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 21916 21917 // Yay, everything is now upgraded 21918 ver.forceCurrent(); 21919 21920 // can downgrade to reader 21921 // Persist settings 21922 mSettings.writeLPr(); 21923 } 21924 // Send a broadcast to let everyone know we are done processing 21925 if (pkgList.size() > 0) { 21926 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 21927 } 21928 } 21929 21930 /* 21931 * Utility method to unload a list of specified containers 21932 */ 21933 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 21934 // Just unmount all valid containers. 21935 for (AsecInstallArgs arg : cidArgs) { 21936 synchronized (mInstallLock) { 21937 arg.doPostDeleteLI(false); 21938 } 21939 } 21940 } 21941 21942 /* 21943 * Unload packages mounted on external media. This involves deleting package 21944 * data from internal structures, sending broadcasts about disabled packages, 21945 * gc'ing to free up references, unmounting all secure containers 21946 * corresponding to packages on external media, and posting a 21947 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 21948 * that we always have to post this message if status has been requested no 21949 * matter what. 21950 */ 21951 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 21952 final boolean reportStatus) { 21953 if (DEBUG_SD_INSTALL) 21954 Log.i(TAG, "unloading media packages"); 21955 ArrayList<String> pkgList = new ArrayList<String>(); 21956 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 21957 final Set<AsecInstallArgs> keys = processCids.keySet(); 21958 for (AsecInstallArgs args : keys) { 21959 String pkgName = args.getPackageName(); 21960 if (DEBUG_SD_INSTALL) 21961 Log.i(TAG, "Trying to unload pkg : " + pkgName); 21962 // Delete package internally 21963 PackageRemovedInfo outInfo = new PackageRemovedInfo(this); 21964 synchronized (mInstallLock) { 21965 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 21966 final boolean res; 21967 try (PackageFreezer freezer = freezePackageForDelete(pkgName, deleteFlags, 21968 "unloadMediaPackages")) { 21969 res = deletePackageLIF(pkgName, null, false, null, deleteFlags, outInfo, false, 21970 null); 21971 } 21972 if (res) { 21973 pkgList.add(pkgName); 21974 } else { 21975 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 21976 failedList.add(args); 21977 } 21978 } 21979 } 21980 21981 // reader 21982 synchronized (mPackages) { 21983 // We didn't update the settings after removing each package; 21984 // write them now for all packages. 21985 mSettings.writeLPr(); 21986 } 21987 21988 // We have to absolutely send UPDATED_MEDIA_STATUS only 21989 // after confirming that all the receivers processed the ordered 21990 // broadcast when packages get disabled, force a gc to clean things up. 21991 // and unload all the containers. 21992 if (pkgList.size() > 0) { 21993 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 21994 new IIntentReceiver.Stub() { 21995 public void performReceive(Intent intent, int resultCode, String data, 21996 Bundle extras, boolean ordered, boolean sticky, 21997 int sendingUser) throws RemoteException { 21998 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 21999 reportStatus ? 1 : 0, 1, keys); 22000 mHandler.sendMessage(msg); 22001 } 22002 }); 22003 } else { 22004 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 22005 keys); 22006 mHandler.sendMessage(msg); 22007 } 22008 } 22009 22010 private void loadPrivatePackages(final VolumeInfo vol) { 22011 mHandler.post(new Runnable() { 22012 @Override 22013 public void run() { 22014 loadPrivatePackagesInner(vol); 22015 } 22016 }); 22017 } 22018 22019 private void loadPrivatePackagesInner(VolumeInfo vol) { 22020 final String volumeUuid = vol.fsUuid; 22021 if (TextUtils.isEmpty(volumeUuid)) { 22022 Slog.e(TAG, "Loading internal storage is probably a mistake; ignoring"); 22023 return; 22024 } 22025 22026 final ArrayList<PackageFreezer> freezers = new ArrayList<>(); 22027 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 22028 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 22029 22030 final VersionInfo ver; 22031 final List<PackageSetting> packages; 22032 synchronized (mPackages) { 22033 ver = mSettings.findOrCreateVersion(volumeUuid); 22034 packages = mSettings.getVolumePackagesLPr(volumeUuid); 22035 } 22036 22037 for (PackageSetting ps : packages) { 22038 freezers.add(freezePackage(ps.name, "loadPrivatePackagesInner")); 22039 synchronized (mInstallLock) { 22040 final PackageParser.Package pkg; 22041 try { 22042 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 22043 loaded.add(pkg.applicationInfo); 22044 22045 } catch (PackageManagerException e) { 22046 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 22047 } 22048 22049 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 22050 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 22051 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 22052 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 22053 } 22054 } 22055 } 22056 22057 // Reconcile app data for all started/unlocked users 22058 final StorageManager sm = mContext.getSystemService(StorageManager.class); 22059 final UserManager um = mContext.getSystemService(UserManager.class); 22060 UserManagerInternal umInternal = getUserManagerInternal(); 22061 for (UserInfo user : um.getUsers()) { 22062 final int flags; 22063 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 22064 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 22065 } else if (umInternal.isUserRunning(user.id)) { 22066 flags = StorageManager.FLAG_STORAGE_DE; 22067 } else { 22068 continue; 22069 } 22070 22071 try { 22072 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, flags); 22073 synchronized (mInstallLock) { 22074 reconcileAppsDataLI(volumeUuid, user.id, flags, true /* migrateAppData */); 22075 } 22076 } catch (IllegalStateException e) { 22077 // Device was probably ejected, and we'll process that event momentarily 22078 Slog.w(TAG, "Failed to prepare storage: " + e); 22079 } 22080 } 22081 22082 synchronized (mPackages) { 22083 int updateFlags = UPDATE_PERMISSIONS_ALL; 22084 if (ver.sdkVersion != mSdkVersion) { 22085 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 22086 + mSdkVersion + "; regranting permissions for " + volumeUuid); 22087 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 22088 } 22089 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 22090 22091 // Yay, everything is now upgraded 22092 ver.forceCurrent(); 22093 22094 mSettings.writeLPr(); 22095 } 22096 22097 for (PackageFreezer freezer : freezers) { 22098 freezer.close(); 22099 } 22100 22101 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 22102 sendResourcesChangedBroadcast(true, false, loaded, null); 22103 } 22104 22105 private void unloadPrivatePackages(final VolumeInfo vol) { 22106 mHandler.post(new Runnable() { 22107 @Override 22108 public void run() { 22109 unloadPrivatePackagesInner(vol); 22110 } 22111 }); 22112 } 22113 22114 private void unloadPrivatePackagesInner(VolumeInfo vol) { 22115 final String volumeUuid = vol.fsUuid; 22116 if (TextUtils.isEmpty(volumeUuid)) { 22117 Slog.e(TAG, "Unloading internal storage is probably a mistake; ignoring"); 22118 return; 22119 } 22120 22121 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 22122 synchronized (mInstallLock) { 22123 synchronized (mPackages) { 22124 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(volumeUuid); 22125 for (PackageSetting ps : packages) { 22126 if (ps.pkg == null) continue; 22127 22128 final ApplicationInfo info = ps.pkg.applicationInfo; 22129 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 22130 final PackageRemovedInfo outInfo = new PackageRemovedInfo(this); 22131 22132 try (PackageFreezer freezer = freezePackageForDelete(ps.name, deleteFlags, 22133 "unloadPrivatePackagesInner")) { 22134 if (deletePackageLIF(ps.name, null, false, null, deleteFlags, outInfo, 22135 false, null)) { 22136 unloaded.add(info); 22137 } else { 22138 Slog.w(TAG, "Failed to unload " + ps.codePath); 22139 } 22140 } 22141 22142 // Try very hard to release any references to this package 22143 // so we don't risk the system server being killed due to 22144 // open FDs 22145 AttributeCache.instance().removePackage(ps.name); 22146 } 22147 22148 mSettings.writeLPr(); 22149 } 22150 } 22151 22152 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 22153 sendResourcesChangedBroadcast(false, false, unloaded, null); 22154 22155 // Try very hard to release any references to this path so we don't risk 22156 // the system server being killed due to open FDs 22157 ResourcesManager.getInstance().invalidatePath(vol.getPath().getAbsolutePath()); 22158 22159 for (int i = 0; i < 3; i++) { 22160 System.gc(); 22161 System.runFinalization(); 22162 } 22163 } 22164 22165 private void assertPackageKnown(String volumeUuid, String packageName) 22166 throws PackageManagerException { 22167 synchronized (mPackages) { 22168 // Normalize package name to handle renamed packages 22169 packageName = normalizePackageNameLPr(packageName); 22170 22171 final PackageSetting ps = mSettings.mPackages.get(packageName); 22172 if (ps == null) { 22173 throw new PackageManagerException("Package " + packageName + " is unknown"); 22174 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 22175 throw new PackageManagerException( 22176 "Package " + packageName + " found on unknown volume " + volumeUuid 22177 + "; expected volume " + ps.volumeUuid); 22178 } 22179 } 22180 } 22181 22182 private void assertPackageKnownAndInstalled(String volumeUuid, String packageName, int userId) 22183 throws PackageManagerException { 22184 synchronized (mPackages) { 22185 // Normalize package name to handle renamed packages 22186 packageName = normalizePackageNameLPr(packageName); 22187 22188 final PackageSetting ps = mSettings.mPackages.get(packageName); 22189 if (ps == null) { 22190 throw new PackageManagerException("Package " + packageName + " is unknown"); 22191 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 22192 throw new PackageManagerException( 22193 "Package " + packageName + " found on unknown volume " + volumeUuid 22194 + "; expected volume " + ps.volumeUuid); 22195 } else if (!ps.getInstalled(userId)) { 22196 throw new PackageManagerException( 22197 "Package " + packageName + " not installed for user " + userId); 22198 } 22199 } 22200 } 22201 22202 private List<String> collectAbsoluteCodePaths() { 22203 synchronized (mPackages) { 22204 List<String> codePaths = new ArrayList<>(); 22205 final int packageCount = mSettings.mPackages.size(); 22206 for (int i = 0; i < packageCount; i++) { 22207 final PackageSetting ps = mSettings.mPackages.valueAt(i); 22208 codePaths.add(ps.codePath.getAbsolutePath()); 22209 } 22210 return codePaths; 22211 } 22212 } 22213 22214 /** 22215 * Examine all apps present on given mounted volume, and destroy apps that 22216 * aren't expected, either due to uninstallation or reinstallation on 22217 * another volume. 22218 */ 22219 private void reconcileApps(String volumeUuid) { 22220 List<String> absoluteCodePaths = collectAbsoluteCodePaths(); 22221 List<File> filesToDelete = null; 22222 22223 final File[] files = FileUtils.listFilesOrEmpty( 22224 Environment.getDataAppDirectory(volumeUuid)); 22225 for (File file : files) { 22226 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 22227 && !PackageInstallerService.isStageName(file.getName()); 22228 if (!isPackage) { 22229 // Ignore entries which are not packages 22230 continue; 22231 } 22232 22233 String absolutePath = file.getAbsolutePath(); 22234 22235 boolean pathValid = false; 22236 final int absoluteCodePathCount = absoluteCodePaths.size(); 22237 for (int i = 0; i < absoluteCodePathCount; i++) { 22238 String absoluteCodePath = absoluteCodePaths.get(i); 22239 if (absolutePath.startsWith(absoluteCodePath)) { 22240 pathValid = true; 22241 break; 22242 } 22243 } 22244 22245 if (!pathValid) { 22246 if (filesToDelete == null) { 22247 filesToDelete = new ArrayList<>(); 22248 } 22249 filesToDelete.add(file); 22250 } 22251 } 22252 22253 if (filesToDelete != null) { 22254 final int fileToDeleteCount = filesToDelete.size(); 22255 for (int i = 0; i < fileToDeleteCount; i++) { 22256 File fileToDelete = filesToDelete.get(i); 22257 logCriticalInfo(Log.WARN, "Destroying orphaned" + fileToDelete); 22258 synchronized (mInstallLock) { 22259 removeCodePathLI(fileToDelete); 22260 } 22261 } 22262 } 22263 } 22264 22265 /** 22266 * Reconcile all app data for the given user. 22267 * <p> 22268 * Verifies that directories exist and that ownership and labeling is 22269 * correct for all installed apps on all mounted volumes. 22270 */ 22271 void reconcileAppsData(int userId, int flags, boolean migrateAppsData) { 22272 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22273 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 22274 final String volumeUuid = vol.getFsUuid(); 22275 synchronized (mInstallLock) { 22276 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppsData); 22277 } 22278 } 22279 } 22280 22281 private void reconcileAppsDataLI(String volumeUuid, int userId, int flags, 22282 boolean migrateAppData) { 22283 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppData, false /* onlyCoreApps */); 22284 } 22285 22286 /** 22287 * Reconcile all app data on given mounted volume. 22288 * <p> 22289 * Destroys app data that isn't expected, either due to uninstallation or 22290 * reinstallation on another volume. 22291 * <p> 22292 * Verifies that directories exist and that ownership and labeling is 22293 * correct for all installed apps. 22294 * @returns list of skipped non-core packages (if {@code onlyCoreApps} is true) 22295 */ 22296 private List<String> reconcileAppsDataLI(String volumeUuid, int userId, int flags, 22297 boolean migrateAppData, boolean onlyCoreApps) { 22298 Slog.v(TAG, "reconcileAppsData for " + volumeUuid + " u" + userId + " 0x" 22299 + Integer.toHexString(flags) + " migrateAppData=" + migrateAppData); 22300 List<String> result = onlyCoreApps ? new ArrayList<>() : null; 22301 22302 final File ceDir = Environment.getDataUserCeDirectory(volumeUuid, userId); 22303 final File deDir = Environment.getDataUserDeDirectory(volumeUuid, userId); 22304 22305 // First look for stale data that doesn't belong, and check if things 22306 // have changed since we did our last restorecon 22307 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 22308 if (StorageManager.isFileEncryptedNativeOrEmulated() 22309 && !StorageManager.isUserKeyUnlocked(userId)) { 22310 throw new RuntimeException( 22311 "Yikes, someone asked us to reconcile CE storage while " + userId 22312 + " was still locked; this would have caused massive data loss!"); 22313 } 22314 22315 final File[] files = FileUtils.listFilesOrEmpty(ceDir); 22316 for (File file : files) { 22317 final String packageName = file.getName(); 22318 try { 22319 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 22320 } catch (PackageManagerException e) { 22321 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 22322 try { 22323 mInstaller.destroyAppData(volumeUuid, packageName, userId, 22324 StorageManager.FLAG_STORAGE_CE, 0); 22325 } catch (InstallerException e2) { 22326 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 22327 } 22328 } 22329 } 22330 } 22331 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 22332 final File[] files = FileUtils.listFilesOrEmpty(deDir); 22333 for (File file : files) { 22334 final String packageName = file.getName(); 22335 try { 22336 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 22337 } catch (PackageManagerException e) { 22338 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 22339 try { 22340 mInstaller.destroyAppData(volumeUuid, packageName, userId, 22341 StorageManager.FLAG_STORAGE_DE, 0); 22342 } catch (InstallerException e2) { 22343 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 22344 } 22345 } 22346 } 22347 } 22348 22349 // Ensure that data directories are ready to roll for all packages 22350 // installed for this volume and user 22351 final List<PackageSetting> packages; 22352 synchronized (mPackages) { 22353 packages = mSettings.getVolumePackagesLPr(volumeUuid); 22354 } 22355 int preparedCount = 0; 22356 for (PackageSetting ps : packages) { 22357 final String packageName = ps.name; 22358 if (ps.pkg == null) { 22359 Slog.w(TAG, "Odd, missing scanned package " + packageName); 22360 // TODO: might be due to legacy ASEC apps; we should circle back 22361 // and reconcile again once they're scanned 22362 continue; 22363 } 22364 // Skip non-core apps if requested 22365 if (onlyCoreApps && !ps.pkg.coreApp) { 22366 result.add(packageName); 22367 continue; 22368 } 22369 22370 if (ps.getInstalled(userId)) { 22371 prepareAppDataAndMigrateLIF(ps.pkg, userId, flags, migrateAppData); 22372 preparedCount++; 22373 } 22374 } 22375 22376 Slog.v(TAG, "reconcileAppsData finished " + preparedCount + " packages"); 22377 return result; 22378 } 22379 22380 /** 22381 * Prepare app data for the given app just after it was installed or 22382 * upgraded. This method carefully only touches users that it's installed 22383 * for, and it forces a restorecon to handle any seinfo changes. 22384 * <p> 22385 * Verifies that directories exist and that ownership and labeling is 22386 * correct for all installed apps. If there is an ownership mismatch, it 22387 * will try recovering system apps by wiping data; third-party app data is 22388 * left intact. 22389 * <p> 22390 * <em>Note: To avoid a deadlock, do not call this method with {@code mPackages} lock held</em> 22391 */ 22392 private void prepareAppDataAfterInstallLIF(PackageParser.Package pkg) { 22393 final PackageSetting ps; 22394 synchronized (mPackages) { 22395 ps = mSettings.mPackages.get(pkg.packageName); 22396 mSettings.writeKernelMappingLPr(ps); 22397 } 22398 22399 final UserManager um = mContext.getSystemService(UserManager.class); 22400 UserManagerInternal umInternal = getUserManagerInternal(); 22401 for (UserInfo user : um.getUsers()) { 22402 final int flags; 22403 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 22404 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 22405 } else if (umInternal.isUserRunning(user.id)) { 22406 flags = StorageManager.FLAG_STORAGE_DE; 22407 } else { 22408 continue; 22409 } 22410 22411 if (ps.getInstalled(user.id)) { 22412 // TODO: when user data is locked, mark that we're still dirty 22413 prepareAppDataLIF(pkg, user.id, flags); 22414 } 22415 } 22416 } 22417 22418 /** 22419 * Prepare app data for the given app. 22420 * <p> 22421 * Verifies that directories exist and that ownership and labeling is 22422 * correct for all installed apps. If there is an ownership mismatch, this 22423 * will try recovering system apps by wiping data; third-party app data is 22424 * left intact. 22425 */ 22426 private void prepareAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 22427 if (pkg == null) { 22428 Slog.wtf(TAG, "Package was null!", new Throwable()); 22429 return; 22430 } 22431 prepareAppDataLeafLIF(pkg, userId, flags); 22432 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 22433 for (int i = 0; i < childCount; i++) { 22434 prepareAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 22435 } 22436 } 22437 22438 private void prepareAppDataAndMigrateLIF(PackageParser.Package pkg, int userId, int flags, 22439 boolean maybeMigrateAppData) { 22440 prepareAppDataLIF(pkg, userId, flags); 22441 22442 if (maybeMigrateAppData && maybeMigrateAppDataLIF(pkg, userId)) { 22443 // We may have just shuffled around app data directories, so 22444 // prepare them one more time 22445 prepareAppDataLIF(pkg, userId, flags); 22446 } 22447 } 22448 22449 private void prepareAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 22450 if (DEBUG_APP_DATA) { 22451 Slog.v(TAG, "prepareAppData for " + pkg.packageName + " u" + userId + " 0x" 22452 + Integer.toHexString(flags)); 22453 } 22454 22455 final String volumeUuid = pkg.volumeUuid; 22456 final String packageName = pkg.packageName; 22457 final ApplicationInfo app = pkg.applicationInfo; 22458 final int appId = UserHandle.getAppId(app.uid); 22459 22460 Preconditions.checkNotNull(app.seInfo); 22461 22462 long ceDataInode = -1; 22463 try { 22464 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 22465 appId, app.seInfo, app.targetSdkVersion); 22466 } catch (InstallerException e) { 22467 if (app.isSystemApp()) { 22468 logCriticalInfo(Log.ERROR, "Failed to create app data for " + packageName 22469 + ", but trying to recover: " + e); 22470 destroyAppDataLeafLIF(pkg, userId, flags); 22471 try { 22472 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 22473 appId, app.seInfo, app.targetSdkVersion); 22474 logCriticalInfo(Log.DEBUG, "Recovery succeeded!"); 22475 } catch (InstallerException e2) { 22476 logCriticalInfo(Log.DEBUG, "Recovery failed!"); 22477 } 22478 } else { 22479 Slog.e(TAG, "Failed to create app data for " + packageName + ": " + e); 22480 } 22481 } 22482 22483 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0 && ceDataInode != -1) { 22484 // TODO: mark this structure as dirty so we persist it! 22485 synchronized (mPackages) { 22486 final PackageSetting ps = mSettings.mPackages.get(packageName); 22487 if (ps != null) { 22488 ps.setCeDataInode(ceDataInode, userId); 22489 } 22490 } 22491 } 22492 22493 prepareAppDataContentsLeafLIF(pkg, userId, flags); 22494 } 22495 22496 private void prepareAppDataContentsLIF(PackageParser.Package pkg, int userId, int flags) { 22497 if (pkg == null) { 22498 Slog.wtf(TAG, "Package was null!", new Throwable()); 22499 return; 22500 } 22501 prepareAppDataContentsLeafLIF(pkg, userId, flags); 22502 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 22503 for (int i = 0; i < childCount; i++) { 22504 prepareAppDataContentsLeafLIF(pkg.childPackages.get(i), userId, flags); 22505 } 22506 } 22507 22508 private void prepareAppDataContentsLeafLIF(PackageParser.Package pkg, int userId, int flags) { 22509 final String volumeUuid = pkg.volumeUuid; 22510 final String packageName = pkg.packageName; 22511 final ApplicationInfo app = pkg.applicationInfo; 22512 22513 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 22514 // Create a native library symlink only if we have native libraries 22515 // and if the native libraries are 32 bit libraries. We do not provide 22516 // this symlink for 64 bit libraries. 22517 if (app.primaryCpuAbi != null && !VMRuntime.is64BitAbi(app.primaryCpuAbi)) { 22518 final String nativeLibPath = app.nativeLibraryDir; 22519 try { 22520 mInstaller.linkNativeLibraryDirectory(volumeUuid, packageName, 22521 nativeLibPath, userId); 22522 } catch (InstallerException e) { 22523 Slog.e(TAG, "Failed to link native for " + packageName + ": " + e); 22524 } 22525 } 22526 } 22527 } 22528 22529 /** 22530 * For system apps on non-FBE devices, this method migrates any existing 22531 * CE/DE data to match the {@code defaultToDeviceProtectedStorage} flag 22532 * requested by the app. 22533 */ 22534 private boolean maybeMigrateAppDataLIF(PackageParser.Package pkg, int userId) { 22535 if (pkg.isSystemApp() && !StorageManager.isFileEncryptedNativeOrEmulated() 22536 && PackageManager.APPLY_DEFAULT_TO_DEVICE_PROTECTED_STORAGE) { 22537 final int storageTarget = pkg.applicationInfo.isDefaultToDeviceProtectedStorage() 22538 ? StorageManager.FLAG_STORAGE_DE : StorageManager.FLAG_STORAGE_CE; 22539 try { 22540 mInstaller.migrateAppData(pkg.volumeUuid, pkg.packageName, userId, 22541 storageTarget); 22542 } catch (InstallerException e) { 22543 logCriticalInfo(Log.WARN, 22544 "Failed to migrate " + pkg.packageName + ": " + e.getMessage()); 22545 } 22546 return true; 22547 } else { 22548 return false; 22549 } 22550 } 22551 22552 public PackageFreezer freezePackage(String packageName, String killReason) { 22553 return freezePackage(packageName, UserHandle.USER_ALL, killReason); 22554 } 22555 22556 public PackageFreezer freezePackage(String packageName, int userId, String killReason) { 22557 return new PackageFreezer(packageName, userId, killReason); 22558 } 22559 22560 public PackageFreezer freezePackageForInstall(String packageName, int installFlags, 22561 String killReason) { 22562 return freezePackageForInstall(packageName, UserHandle.USER_ALL, installFlags, killReason); 22563 } 22564 22565 public PackageFreezer freezePackageForInstall(String packageName, int userId, int installFlags, 22566 String killReason) { 22567 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 22568 return new PackageFreezer(); 22569 } else { 22570 return freezePackage(packageName, userId, killReason); 22571 } 22572 } 22573 22574 public PackageFreezer freezePackageForDelete(String packageName, int deleteFlags, 22575 String killReason) { 22576 return freezePackageForDelete(packageName, UserHandle.USER_ALL, deleteFlags, killReason); 22577 } 22578 22579 public PackageFreezer freezePackageForDelete(String packageName, int userId, int deleteFlags, 22580 String killReason) { 22581 if ((deleteFlags & PackageManager.DELETE_DONT_KILL_APP) != 0) { 22582 return new PackageFreezer(); 22583 } else { 22584 return freezePackage(packageName, userId, killReason); 22585 } 22586 } 22587 22588 /** 22589 * Class that freezes and kills the given package upon creation, and 22590 * unfreezes it upon closing. This is typically used when doing surgery on 22591 * app code/data to prevent the app from running while you're working. 22592 */ 22593 private class PackageFreezer implements AutoCloseable { 22594 private final String mPackageName; 22595 private final PackageFreezer[] mChildren; 22596 22597 private final boolean mWeFroze; 22598 22599 private final AtomicBoolean mClosed = new AtomicBoolean(); 22600 private final CloseGuard mCloseGuard = CloseGuard.get(); 22601 22602 /** 22603 * Create and return a stub freezer that doesn't actually do anything, 22604 * typically used when someone requested 22605 * {@link PackageManager#INSTALL_DONT_KILL_APP} or 22606 * {@link PackageManager#DELETE_DONT_KILL_APP}. 22607 */ 22608 public PackageFreezer() { 22609 mPackageName = null; 22610 mChildren = null; 22611 mWeFroze = false; 22612 mCloseGuard.open("close"); 22613 } 22614 22615 public PackageFreezer(String packageName, int userId, String killReason) { 22616 synchronized (mPackages) { 22617 mPackageName = packageName; 22618 mWeFroze = mFrozenPackages.add(mPackageName); 22619 22620 final PackageSetting ps = mSettings.mPackages.get(mPackageName); 22621 if (ps != null) { 22622 killApplication(ps.name, ps.appId, userId, killReason); 22623 } 22624 22625 final PackageParser.Package p = mPackages.get(packageName); 22626 if (p != null && p.childPackages != null) { 22627 final int N = p.childPackages.size(); 22628 mChildren = new PackageFreezer[N]; 22629 for (int i = 0; i < N; i++) { 22630 mChildren[i] = new PackageFreezer(p.childPackages.get(i).packageName, 22631 userId, killReason); 22632 } 22633 } else { 22634 mChildren = null; 22635 } 22636 } 22637 mCloseGuard.open("close"); 22638 } 22639 22640 @Override 22641 protected void finalize() throws Throwable { 22642 try { 22643 mCloseGuard.warnIfOpen(); 22644 close(); 22645 } finally { 22646 super.finalize(); 22647 } 22648 } 22649 22650 @Override 22651 public void close() { 22652 mCloseGuard.close(); 22653 if (mClosed.compareAndSet(false, true)) { 22654 synchronized (mPackages) { 22655 if (mWeFroze) { 22656 mFrozenPackages.remove(mPackageName); 22657 } 22658 22659 if (mChildren != null) { 22660 for (PackageFreezer freezer : mChildren) { 22661 freezer.close(); 22662 } 22663 } 22664 } 22665 } 22666 } 22667 } 22668 22669 /** 22670 * Verify that given package is currently frozen. 22671 */ 22672 private void checkPackageFrozen(String packageName) { 22673 synchronized (mPackages) { 22674 if (!mFrozenPackages.contains(packageName)) { 22675 Slog.wtf(TAG, "Expected " + packageName + " to be frozen!", new Throwable()); 22676 } 22677 } 22678 } 22679 22680 @Override 22681 public int movePackage(final String packageName, final String volumeUuid) { 22682 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 22683 22684 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 22685 final int moveId = mNextMoveId.getAndIncrement(); 22686 mHandler.post(new Runnable() { 22687 @Override 22688 public void run() { 22689 try { 22690 movePackageInternal(packageName, volumeUuid, moveId, user); 22691 } catch (PackageManagerException e) { 22692 Slog.w(TAG, "Failed to move " + packageName, e); 22693 mMoveCallbacks.notifyStatusChanged(moveId, 22694 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 22695 } 22696 } 22697 }); 22698 return moveId; 22699 } 22700 22701 private void movePackageInternal(final String packageName, final String volumeUuid, 22702 final int moveId, UserHandle user) throws PackageManagerException { 22703 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22704 final PackageManager pm = mContext.getPackageManager(); 22705 22706 final boolean currentAsec; 22707 final String currentVolumeUuid; 22708 final File codeFile; 22709 final String installerPackageName; 22710 final String packageAbiOverride; 22711 final int appId; 22712 final String seinfo; 22713 final String label; 22714 final int targetSdkVersion; 22715 final PackageFreezer freezer; 22716 final int[] installedUserIds; 22717 22718 // reader 22719 synchronized (mPackages) { 22720 final PackageParser.Package pkg = mPackages.get(packageName); 22721 final PackageSetting ps = mSettings.mPackages.get(packageName); 22722 if (pkg == null || ps == null) { 22723 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 22724 } 22725 22726 if (pkg.applicationInfo.isSystemApp()) { 22727 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 22728 "Cannot move system application"); 22729 } 22730 22731 final boolean isInternalStorage = VolumeInfo.ID_PRIVATE_INTERNAL.equals(volumeUuid); 22732 final boolean allow3rdPartyOnInternal = mContext.getResources().getBoolean( 22733 com.android.internal.R.bool.config_allow3rdPartyAppOnInternal); 22734 if (isInternalStorage && !allow3rdPartyOnInternal) { 22735 throw new PackageManagerException(MOVE_FAILED_3RD_PARTY_NOT_ALLOWED_ON_INTERNAL, 22736 "3rd party apps are not allowed on internal storage"); 22737 } 22738 22739 if (pkg.applicationInfo.isExternalAsec()) { 22740 currentAsec = true; 22741 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 22742 } else if (pkg.applicationInfo.isForwardLocked()) { 22743 currentAsec = true; 22744 currentVolumeUuid = "forward_locked"; 22745 } else { 22746 currentAsec = false; 22747 currentVolumeUuid = ps.volumeUuid; 22748 22749 final File probe = new File(pkg.codePath); 22750 final File probeOat = new File(probe, "oat"); 22751 if (!probe.isDirectory() || !probeOat.isDirectory()) { 22752 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22753 "Move only supported for modern cluster style installs"); 22754 } 22755 } 22756 22757 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 22758 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22759 "Package already moved to " + volumeUuid); 22760 } 22761 if (pkg.applicationInfo.isInternal() && isPackageDeviceAdminOnAnyUser(packageName)) { 22762 throw new PackageManagerException(MOVE_FAILED_DEVICE_ADMIN, 22763 "Device admin cannot be moved"); 22764 } 22765 22766 if (mFrozenPackages.contains(packageName)) { 22767 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 22768 "Failed to move already frozen package"); 22769 } 22770 22771 codeFile = new File(pkg.codePath); 22772 installerPackageName = ps.installerPackageName; 22773 packageAbiOverride = ps.cpuAbiOverrideString; 22774 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 22775 seinfo = pkg.applicationInfo.seInfo; 22776 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 22777 targetSdkVersion = pkg.applicationInfo.targetSdkVersion; 22778 freezer = freezePackage(packageName, "movePackageInternal"); 22779 installedUserIds = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 22780 } 22781 22782 final Bundle extras = new Bundle(); 22783 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 22784 extras.putString(Intent.EXTRA_TITLE, label); 22785 mMoveCallbacks.notifyCreated(moveId, extras); 22786 22787 int installFlags; 22788 final boolean moveCompleteApp; 22789 final File measurePath; 22790 22791 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 22792 installFlags = INSTALL_INTERNAL; 22793 moveCompleteApp = !currentAsec; 22794 measurePath = Environment.getDataAppDirectory(volumeUuid); 22795 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 22796 installFlags = INSTALL_EXTERNAL; 22797 moveCompleteApp = false; 22798 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 22799 } else { 22800 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 22801 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 22802 || !volume.isMountedWritable()) { 22803 freezer.close(); 22804 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22805 "Move location not mounted private volume"); 22806 } 22807 22808 Preconditions.checkState(!currentAsec); 22809 22810 installFlags = INSTALL_INTERNAL; 22811 moveCompleteApp = true; 22812 measurePath = Environment.getDataAppDirectory(volumeUuid); 22813 } 22814 22815 final PackageStats stats = new PackageStats(null, -1); 22816 synchronized (mInstaller) { 22817 for (int userId : installedUserIds) { 22818 if (!getPackageSizeInfoLI(packageName, userId, stats)) { 22819 freezer.close(); 22820 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22821 "Failed to measure package size"); 22822 } 22823 } 22824 } 22825 22826 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 22827 + stats.dataSize); 22828 22829 final long startFreeBytes = measurePath.getUsableSpace(); 22830 final long sizeBytes; 22831 if (moveCompleteApp) { 22832 sizeBytes = stats.codeSize + stats.dataSize; 22833 } else { 22834 sizeBytes = stats.codeSize; 22835 } 22836 22837 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 22838 freezer.close(); 22839 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22840 "Not enough free space to move"); 22841 } 22842 22843 mMoveCallbacks.notifyStatusChanged(moveId, 10); 22844 22845 final CountDownLatch installedLatch = new CountDownLatch(1); 22846 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 22847 @Override 22848 public void onUserActionRequired(Intent intent) throws RemoteException { 22849 throw new IllegalStateException(); 22850 } 22851 22852 @Override 22853 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 22854 Bundle extras) throws RemoteException { 22855 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 22856 + PackageManager.installStatusToString(returnCode, msg)); 22857 22858 installedLatch.countDown(); 22859 freezer.close(); 22860 22861 final int status = PackageManager.installStatusToPublicStatus(returnCode); 22862 switch (status) { 22863 case PackageInstaller.STATUS_SUCCESS: 22864 mMoveCallbacks.notifyStatusChanged(moveId, 22865 PackageManager.MOVE_SUCCEEDED); 22866 break; 22867 case PackageInstaller.STATUS_FAILURE_STORAGE: 22868 mMoveCallbacks.notifyStatusChanged(moveId, 22869 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 22870 break; 22871 default: 22872 mMoveCallbacks.notifyStatusChanged(moveId, 22873 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 22874 break; 22875 } 22876 } 22877 }; 22878 22879 final MoveInfo move; 22880 if (moveCompleteApp) { 22881 // Kick off a thread to report progress estimates 22882 new Thread() { 22883 @Override 22884 public void run() { 22885 while (true) { 22886 try { 22887 if (installedLatch.await(1, TimeUnit.SECONDS)) { 22888 break; 22889 } 22890 } catch (InterruptedException ignored) { 22891 } 22892 22893 final long deltaFreeBytes = startFreeBytes - measurePath.getUsableSpace(); 22894 final int progress = 10 + (int) MathUtils.constrain( 22895 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 22896 mMoveCallbacks.notifyStatusChanged(moveId, progress); 22897 } 22898 } 22899 }.start(); 22900 22901 final String dataAppName = codeFile.getName(); 22902 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 22903 dataAppName, appId, seinfo, targetSdkVersion); 22904 } else { 22905 move = null; 22906 } 22907 22908 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 22909 22910 final Message msg = mHandler.obtainMessage(INIT_COPY); 22911 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 22912 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 22913 installerPackageName, volumeUuid, null /*verificationInfo*/, user, 22914 packageAbiOverride, null /*grantedPermissions*/, null /*certificates*/, 22915 PackageManager.INSTALL_REASON_UNKNOWN); 22916 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 22917 msg.obj = params; 22918 22919 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 22920 System.identityHashCode(msg.obj)); 22921 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 22922 System.identityHashCode(msg.obj)); 22923 22924 mHandler.sendMessage(msg); 22925 } 22926 22927 @Override 22928 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 22929 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 22930 22931 final int realMoveId = mNextMoveId.getAndIncrement(); 22932 final Bundle extras = new Bundle(); 22933 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 22934 mMoveCallbacks.notifyCreated(realMoveId, extras); 22935 22936 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 22937 @Override 22938 public void onCreated(int moveId, Bundle extras) { 22939 // Ignored 22940 } 22941 22942 @Override 22943 public void onStatusChanged(int moveId, int status, long estMillis) { 22944 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 22945 } 22946 }; 22947 22948 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22949 storage.setPrimaryStorageUuid(volumeUuid, callback); 22950 return realMoveId; 22951 } 22952 22953 @Override 22954 public int getMoveStatus(int moveId) { 22955 mContext.enforceCallingOrSelfPermission( 22956 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22957 return mMoveCallbacks.mLastStatus.get(moveId); 22958 } 22959 22960 @Override 22961 public void registerMoveCallback(IPackageMoveObserver callback) { 22962 mContext.enforceCallingOrSelfPermission( 22963 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22964 mMoveCallbacks.register(callback); 22965 } 22966 22967 @Override 22968 public void unregisterMoveCallback(IPackageMoveObserver callback) { 22969 mContext.enforceCallingOrSelfPermission( 22970 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22971 mMoveCallbacks.unregister(callback); 22972 } 22973 22974 @Override 22975 public boolean setInstallLocation(int loc) { 22976 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 22977 null); 22978 if (getInstallLocation() == loc) { 22979 return true; 22980 } 22981 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 22982 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 22983 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 22984 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 22985 return true; 22986 } 22987 return false; 22988 } 22989 22990 @Override 22991 public int getInstallLocation() { 22992 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 22993 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 22994 PackageHelper.APP_INSTALL_AUTO); 22995 } 22996 22997 /** Called by UserManagerService */ 22998 void cleanUpUser(UserManagerService userManager, int userHandle) { 22999 synchronized (mPackages) { 23000 mDirtyUsers.remove(userHandle); 23001 mUserNeedsBadging.delete(userHandle); 23002 mSettings.removeUserLPw(userHandle); 23003 mPendingBroadcasts.remove(userHandle); 23004 mInstantAppRegistry.onUserRemovedLPw(userHandle); 23005 removeUnusedPackagesLPw(userManager, userHandle); 23006 } 23007 } 23008 23009 /** 23010 * We're removing userHandle and would like to remove any downloaded packages 23011 * that are no longer in use by any other user. 23012 * @param userHandle the user being removed 23013 */ 23014 private void removeUnusedPackagesLPw(UserManagerService userManager, final int userHandle) { 23015 final boolean DEBUG_CLEAN_APKS = false; 23016 int [] users = userManager.getUserIds(); 23017 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 23018 while (psit.hasNext()) { 23019 PackageSetting ps = psit.next(); 23020 if (ps.pkg == null) { 23021 continue; 23022 } 23023 final String packageName = ps.pkg.packageName; 23024 // Skip over if system app 23025 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 23026 continue; 23027 } 23028 if (DEBUG_CLEAN_APKS) { 23029 Slog.i(TAG, "Checking package " + packageName); 23030 } 23031 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 23032 if (keep) { 23033 if (DEBUG_CLEAN_APKS) { 23034 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 23035 } 23036 } else { 23037 for (int i = 0; i < users.length; i++) { 23038 if (users[i] != userHandle && ps.getInstalled(users[i])) { 23039 keep = true; 23040 if (DEBUG_CLEAN_APKS) { 23041 Slog.i(TAG, " Keeping package " + packageName + " for user " 23042 + users[i]); 23043 } 23044 break; 23045 } 23046 } 23047 } 23048 if (!keep) { 23049 if (DEBUG_CLEAN_APKS) { 23050 Slog.i(TAG, " Removing package " + packageName); 23051 } 23052 mHandler.post(new Runnable() { 23053 public void run() { 23054 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 23055 userHandle, 0); 23056 } //end run 23057 }); 23058 } 23059 } 23060 } 23061 23062 /** Called by UserManagerService */ 23063 void createNewUser(int userId, String[] disallowedPackages) { 23064 synchronized (mInstallLock) { 23065 mSettings.createNewUserLI(this, mInstaller, userId, disallowedPackages); 23066 } 23067 synchronized (mPackages) { 23068 scheduleWritePackageRestrictionsLocked(userId); 23069 scheduleWritePackageListLocked(userId); 23070 applyFactoryDefaultBrowserLPw(userId); 23071 primeDomainVerificationsLPw(userId); 23072 } 23073 } 23074 23075 void onNewUserCreated(final int userId) { 23076 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 23077 // If permission review for legacy apps is required, we represent 23078 // dagerous permissions for such apps as always granted runtime 23079 // permissions to keep per user flag state whether review is needed. 23080 // Hence, if a new user is added we have to propagate dangerous 23081 // permission grants for these legacy apps. 23082 if (mPermissionReviewRequired) { 23083 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 23084 | UPDATE_PERMISSIONS_REPLACE_ALL); 23085 } 23086 } 23087 23088 @Override 23089 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 23090 mContext.enforceCallingOrSelfPermission( 23091 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 23092 "Only package verification agents can read the verifier device identity"); 23093 23094 synchronized (mPackages) { 23095 return mSettings.getVerifierDeviceIdentityLPw(); 23096 } 23097 } 23098 23099 @Override 23100 public void setPermissionEnforced(String permission, boolean enforced) { 23101 // TODO: Now that we no longer change GID for storage, this should to away. 23102 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 23103 "setPermissionEnforced"); 23104 if (READ_EXTERNAL_STORAGE.equals(permission)) { 23105 synchronized (mPackages) { 23106 if (mSettings.mReadExternalStorageEnforced == null 23107 || mSettings.mReadExternalStorageEnforced != enforced) { 23108 mSettings.mReadExternalStorageEnforced = enforced; 23109 mSettings.writeLPr(); 23110 } 23111 } 23112 // kill any non-foreground processes so we restart them and 23113 // grant/revoke the GID. 23114 final IActivityManager am = ActivityManager.getService(); 23115 if (am != null) { 23116 final long token = Binder.clearCallingIdentity(); 23117 try { 23118 am.killProcessesBelowForeground("setPermissionEnforcement"); 23119 } catch (RemoteException e) { 23120 } finally { 23121 Binder.restoreCallingIdentity(token); 23122 } 23123 } 23124 } else { 23125 throw new IllegalArgumentException("No selective enforcement for " + permission); 23126 } 23127 } 23128 23129 @Override 23130 @Deprecated 23131 public boolean isPermissionEnforced(String permission) { 23132 return true; 23133 } 23134 23135 @Override 23136 public boolean isStorageLow() { 23137 final long token = Binder.clearCallingIdentity(); 23138 try { 23139 final DeviceStorageMonitorInternal 23140 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 23141 if (dsm != null) { 23142 return dsm.isMemoryLow(); 23143 } else { 23144 return false; 23145 } 23146 } finally { 23147 Binder.restoreCallingIdentity(token); 23148 } 23149 } 23150 23151 @Override 23152 public IPackageInstaller getPackageInstaller() { 23153 return mInstallerService; 23154 } 23155 23156 private boolean userNeedsBadging(int userId) { 23157 int index = mUserNeedsBadging.indexOfKey(userId); 23158 if (index < 0) { 23159 final UserInfo userInfo; 23160 final long token = Binder.clearCallingIdentity(); 23161 try { 23162 userInfo = sUserManager.getUserInfo(userId); 23163 } finally { 23164 Binder.restoreCallingIdentity(token); 23165 } 23166 final boolean b; 23167 if (userInfo != null && userInfo.isManagedProfile()) { 23168 b = true; 23169 } else { 23170 b = false; 23171 } 23172 mUserNeedsBadging.put(userId, b); 23173 return b; 23174 } 23175 return mUserNeedsBadging.valueAt(index); 23176 } 23177 23178 @Override 23179 public KeySet getKeySetByAlias(String packageName, String alias) { 23180 if (packageName == null || alias == null) { 23181 return null; 23182 } 23183 synchronized(mPackages) { 23184 final PackageParser.Package pkg = mPackages.get(packageName); 23185 if (pkg == null) { 23186 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 23187 throw new IllegalArgumentException("Unknown package: " + packageName); 23188 } 23189 KeySetManagerService ksms = mSettings.mKeySetManagerService; 23190 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 23191 } 23192 } 23193 23194 @Override 23195 public KeySet getSigningKeySet(String packageName) { 23196 if (packageName == null) { 23197 return null; 23198 } 23199 synchronized(mPackages) { 23200 final PackageParser.Package pkg = mPackages.get(packageName); 23201 if (pkg == null) { 23202 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 23203 throw new IllegalArgumentException("Unknown package: " + packageName); 23204 } 23205 if (pkg.applicationInfo.uid != Binder.getCallingUid() 23206 && Process.SYSTEM_UID != Binder.getCallingUid()) { 23207 throw new SecurityException("May not access signing KeySet of other apps."); 23208 } 23209 KeySetManagerService ksms = mSettings.mKeySetManagerService; 23210 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 23211 } 23212 } 23213 23214 @Override 23215 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 23216 if (packageName == null || ks == null) { 23217 return false; 23218 } 23219 synchronized(mPackages) { 23220 final PackageParser.Package pkg = mPackages.get(packageName); 23221 if (pkg == null) { 23222 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 23223 throw new IllegalArgumentException("Unknown package: " + packageName); 23224 } 23225 IBinder ksh = ks.getToken(); 23226 if (ksh instanceof KeySetHandle) { 23227 KeySetManagerService ksms = mSettings.mKeySetManagerService; 23228 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 23229 } 23230 return false; 23231 } 23232 } 23233 23234 @Override 23235 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 23236 if (packageName == null || ks == null) { 23237 return false; 23238 } 23239 synchronized(mPackages) { 23240 final PackageParser.Package pkg = mPackages.get(packageName); 23241 if (pkg == null) { 23242 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 23243 throw new IllegalArgumentException("Unknown package: " + packageName); 23244 } 23245 IBinder ksh = ks.getToken(); 23246 if (ksh instanceof KeySetHandle) { 23247 KeySetManagerService ksms = mSettings.mKeySetManagerService; 23248 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 23249 } 23250 return false; 23251 } 23252 } 23253 23254 private void deletePackageIfUnusedLPr(final String packageName) { 23255 PackageSetting ps = mSettings.mPackages.get(packageName); 23256 if (ps == null) { 23257 return; 23258 } 23259 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 23260 // TODO Implement atomic delete if package is unused 23261 // It is currently possible that the package will be deleted even if it is installed 23262 // after this method returns. 23263 mHandler.post(new Runnable() { 23264 public void run() { 23265 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 23266 0, PackageManager.DELETE_ALL_USERS); 23267 } 23268 }); 23269 } 23270 } 23271 23272 /** 23273 * Check and throw if the given before/after packages would be considered a 23274 * downgrade. 23275 */ 23276 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 23277 throws PackageManagerException { 23278 if (after.versionCode < before.mVersionCode) { 23279 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 23280 "Update version code " + after.versionCode + " is older than current " 23281 + before.mVersionCode); 23282 } else if (after.versionCode == before.mVersionCode) { 23283 if (after.baseRevisionCode < before.baseRevisionCode) { 23284 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 23285 "Update base revision code " + after.baseRevisionCode 23286 + " is older than current " + before.baseRevisionCode); 23287 } 23288 23289 if (!ArrayUtils.isEmpty(after.splitNames)) { 23290 for (int i = 0; i < after.splitNames.length; i++) { 23291 final String splitName = after.splitNames[i]; 23292 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 23293 if (j != -1) { 23294 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 23295 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 23296 "Update split " + splitName + " revision code " 23297 + after.splitRevisionCodes[i] + " is older than current " 23298 + before.splitRevisionCodes[j]); 23299 } 23300 } 23301 } 23302 } 23303 } 23304 } 23305 23306 private static class MoveCallbacks extends Handler { 23307 private static final int MSG_CREATED = 1; 23308 private static final int MSG_STATUS_CHANGED = 2; 23309 23310 private final RemoteCallbackList<IPackageMoveObserver> 23311 mCallbacks = new RemoteCallbackList<>(); 23312 23313 private final SparseIntArray mLastStatus = new SparseIntArray(); 23314 23315 public MoveCallbacks(Looper looper) { 23316 super(looper); 23317 } 23318 23319 public void register(IPackageMoveObserver callback) { 23320 mCallbacks.register(callback); 23321 } 23322 23323 public void unregister(IPackageMoveObserver callback) { 23324 mCallbacks.unregister(callback); 23325 } 23326 23327 @Override 23328 public void handleMessage(Message msg) { 23329 final SomeArgs args = (SomeArgs) msg.obj; 23330 final int n = mCallbacks.beginBroadcast(); 23331 for (int i = 0; i < n; i++) { 23332 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 23333 try { 23334 invokeCallback(callback, msg.what, args); 23335 } catch (RemoteException ignored) { 23336 } 23337 } 23338 mCallbacks.finishBroadcast(); 23339 args.recycle(); 23340 } 23341 23342 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 23343 throws RemoteException { 23344 switch (what) { 23345 case MSG_CREATED: { 23346 callback.onCreated(args.argi1, (Bundle) args.arg2); 23347 break; 23348 } 23349 case MSG_STATUS_CHANGED: { 23350 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 23351 break; 23352 } 23353 } 23354 } 23355 23356 private void notifyCreated(int moveId, Bundle extras) { 23357 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 23358 23359 final SomeArgs args = SomeArgs.obtain(); 23360 args.argi1 = moveId; 23361 args.arg2 = extras; 23362 obtainMessage(MSG_CREATED, args).sendToTarget(); 23363 } 23364 23365 private void notifyStatusChanged(int moveId, int status) { 23366 notifyStatusChanged(moveId, status, -1); 23367 } 23368 23369 private void notifyStatusChanged(int moveId, int status, long estMillis) { 23370 Slog.v(TAG, "Move " + moveId + " status " + status); 23371 23372 final SomeArgs args = SomeArgs.obtain(); 23373 args.argi1 = moveId; 23374 args.argi2 = status; 23375 args.arg3 = estMillis; 23376 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 23377 23378 synchronized (mLastStatus) { 23379 mLastStatus.put(moveId, status); 23380 } 23381 } 23382 } 23383 23384 private final static class OnPermissionChangeListeners extends Handler { 23385 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 23386 23387 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 23388 new RemoteCallbackList<>(); 23389 23390 public OnPermissionChangeListeners(Looper looper) { 23391 super(looper); 23392 } 23393 23394 @Override 23395 public void handleMessage(Message msg) { 23396 switch (msg.what) { 23397 case MSG_ON_PERMISSIONS_CHANGED: { 23398 final int uid = msg.arg1; 23399 handleOnPermissionsChanged(uid); 23400 } break; 23401 } 23402 } 23403 23404 public void addListenerLocked(IOnPermissionsChangeListener listener) { 23405 mPermissionListeners.register(listener); 23406 23407 } 23408 23409 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 23410 mPermissionListeners.unregister(listener); 23411 } 23412 23413 public void onPermissionsChanged(int uid) { 23414 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 23415 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 23416 } 23417 } 23418 23419 private void handleOnPermissionsChanged(int uid) { 23420 final int count = mPermissionListeners.beginBroadcast(); 23421 try { 23422 for (int i = 0; i < count; i++) { 23423 IOnPermissionsChangeListener callback = mPermissionListeners 23424 .getBroadcastItem(i); 23425 try { 23426 callback.onPermissionsChanged(uid); 23427 } catch (RemoteException e) { 23428 Log.e(TAG, "Permission listener is dead", e); 23429 } 23430 } 23431 } finally { 23432 mPermissionListeners.finishBroadcast(); 23433 } 23434 } 23435 } 23436 23437 private class PackageManagerInternalImpl extends PackageManagerInternal { 23438 @Override 23439 public void setLocationPackagesProvider(PackagesProvider provider) { 23440 synchronized (mPackages) { 23441 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 23442 } 23443 } 23444 23445 @Override 23446 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 23447 synchronized (mPackages) { 23448 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 23449 } 23450 } 23451 23452 @Override 23453 public void setSmsAppPackagesProvider(PackagesProvider provider) { 23454 synchronized (mPackages) { 23455 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 23456 } 23457 } 23458 23459 @Override 23460 public void setDialerAppPackagesProvider(PackagesProvider provider) { 23461 synchronized (mPackages) { 23462 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 23463 } 23464 } 23465 23466 @Override 23467 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 23468 synchronized (mPackages) { 23469 mDefaultPermissionPolicy.setSimCallManagerPackagesProviderLPw(provider); 23470 } 23471 } 23472 23473 @Override 23474 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 23475 synchronized (mPackages) { 23476 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 23477 } 23478 } 23479 23480 @Override 23481 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 23482 synchronized (mPackages) { 23483 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 23484 packageName, userId); 23485 } 23486 } 23487 23488 @Override 23489 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 23490 synchronized (mPackages) { 23491 mSettings.setDefaultDialerPackageNameLPw(packageName, userId); 23492 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 23493 packageName, userId); 23494 } 23495 } 23496 23497 @Override 23498 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 23499 synchronized (mPackages) { 23500 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManagerLPr( 23501 packageName, userId); 23502 } 23503 } 23504 23505 @Override 23506 public void setKeepUninstalledPackages(final List<String> packageList) { 23507 Preconditions.checkNotNull(packageList); 23508 List<String> removedFromList = null; 23509 synchronized (mPackages) { 23510 if (mKeepUninstalledPackages != null) { 23511 final int packagesCount = mKeepUninstalledPackages.size(); 23512 for (int i = 0; i < packagesCount; i++) { 23513 String oldPackage = mKeepUninstalledPackages.get(i); 23514 if (packageList != null && packageList.contains(oldPackage)) { 23515 continue; 23516 } 23517 if (removedFromList == null) { 23518 removedFromList = new ArrayList<>(); 23519 } 23520 removedFromList.add(oldPackage); 23521 } 23522 } 23523 mKeepUninstalledPackages = new ArrayList<>(packageList); 23524 if (removedFromList != null) { 23525 final int removedCount = removedFromList.size(); 23526 for (int i = 0; i < removedCount; i++) { 23527 deletePackageIfUnusedLPr(removedFromList.get(i)); 23528 } 23529 } 23530 } 23531 } 23532 23533 @Override 23534 public boolean isPermissionsReviewRequired(String packageName, int userId) { 23535 synchronized (mPackages) { 23536 // If we do not support permission review, done. 23537 if (!mPermissionReviewRequired) { 23538 return false; 23539 } 23540 23541 PackageSetting packageSetting = mSettings.mPackages.get(packageName); 23542 if (packageSetting == null) { 23543 return false; 23544 } 23545 23546 // Permission review applies only to apps not supporting the new permission model. 23547 if (packageSetting.pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.M) { 23548 return false; 23549 } 23550 23551 // Legacy apps have the permission and get user consent on launch. 23552 PermissionsState permissionsState = packageSetting.getPermissionsState(); 23553 return permissionsState.isPermissionReviewRequired(userId); 23554 } 23555 } 23556 23557 @Override 23558 public ApplicationInfo getApplicationInfo(String packageName, int userId) { 23559 return PackageManagerService.this.getApplicationInfo(packageName, 0 /*flags*/, userId); 23560 } 23561 23562 @Override 23563 public ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 23564 int userId) { 23565 return PackageManagerService.this.getHomeActivitiesAsUser(allHomeCandidates, userId); 23566 } 23567 23568 @Override 23569 public void setDeviceAndProfileOwnerPackages( 23570 int deviceOwnerUserId, String deviceOwnerPackage, 23571 SparseArray<String> profileOwnerPackages) { 23572 mProtectedPackages.setDeviceAndProfileOwnerPackages( 23573 deviceOwnerUserId, deviceOwnerPackage, profileOwnerPackages); 23574 } 23575 23576 @Override 23577 public boolean isPackageDataProtected(int userId, String packageName) { 23578 return mProtectedPackages.isPackageDataProtected(userId, packageName); 23579 } 23580 23581 @Override 23582 public boolean isPackageEphemeral(int userId, String packageName) { 23583 synchronized (mPackages) { 23584 final PackageSetting ps = mSettings.mPackages.get(packageName); 23585 return ps != null ? ps.getInstantApp(userId) : false; 23586 } 23587 } 23588 23589 @Override 23590 public boolean wasPackageEverLaunched(String packageName, int userId) { 23591 synchronized (mPackages) { 23592 return mSettings.wasPackageEverLaunchedLPr(packageName, userId); 23593 } 23594 } 23595 23596 @Override 23597 public void grantRuntimePermission(String packageName, String name, int userId, 23598 boolean overridePolicy) { 23599 PackageManagerService.this.grantRuntimePermission(packageName, name, userId, 23600 overridePolicy); 23601 } 23602 23603 @Override 23604 public void revokeRuntimePermission(String packageName, String name, int userId, 23605 boolean overridePolicy) { 23606 PackageManagerService.this.revokeRuntimePermission(packageName, name, userId, 23607 overridePolicy); 23608 } 23609 23610 @Override 23611 public String getNameForUid(int uid) { 23612 return PackageManagerService.this.getNameForUid(uid); 23613 } 23614 23615 @Override 23616 public void requestInstantAppResolutionPhaseTwo(AuxiliaryResolveInfo responseObj, 23617 Intent origIntent, String resolvedType, String callingPackage, 23618 Bundle verificationBundle, int userId) { 23619 PackageManagerService.this.requestInstantAppResolutionPhaseTwo( 23620 responseObj, origIntent, resolvedType, callingPackage, verificationBundle, 23621 userId); 23622 } 23623 23624 @Override 23625 public void grantEphemeralAccess(int userId, Intent intent, 23626 int targetAppId, int ephemeralAppId) { 23627 synchronized (mPackages) { 23628 mInstantAppRegistry.grantInstantAccessLPw(userId, intent, 23629 targetAppId, ephemeralAppId); 23630 } 23631 } 23632 23633 @Override 23634 public boolean isInstantAppInstallerComponent(ComponentName component) { 23635 synchronized (mPackages) { 23636 return mInstantAppInstallerActivity != null 23637 && mInstantAppInstallerActivity.getComponentName().equals(component); 23638 } 23639 } 23640 23641 @Override 23642 public void pruneInstantApps() { 23643 synchronized (mPackages) { 23644 mInstantAppRegistry.pruneInstantAppsLPw(); 23645 } 23646 } 23647 23648 @Override 23649 public String getSetupWizardPackageName() { 23650 return mSetupWizardPackage; 23651 } 23652 23653 public void setExternalSourcesPolicy(ExternalSourcesPolicy policy) { 23654 if (policy != null) { 23655 mExternalSourcesPolicy = policy; 23656 } 23657 } 23658 23659 @Override 23660 public boolean isPackagePersistent(String packageName) { 23661 synchronized (mPackages) { 23662 PackageParser.Package pkg = mPackages.get(packageName); 23663 return pkg != null 23664 ? ((pkg.applicationInfo.flags&(ApplicationInfo.FLAG_SYSTEM 23665 | ApplicationInfo.FLAG_PERSISTENT)) == 23666 (ApplicationInfo.FLAG_SYSTEM | ApplicationInfo.FLAG_PERSISTENT)) 23667 : false; 23668 } 23669 } 23670 23671 @Override 23672 public List<PackageInfo> getOverlayPackages(int userId) { 23673 final ArrayList<PackageInfo> overlayPackages = new ArrayList<PackageInfo>(); 23674 synchronized (mPackages) { 23675 for (PackageParser.Package p : mPackages.values()) { 23676 if (p.mOverlayTarget != null) { 23677 PackageInfo pkg = generatePackageInfo((PackageSetting)p.mExtras, 0, userId); 23678 if (pkg != null) { 23679 overlayPackages.add(pkg); 23680 } 23681 } 23682 } 23683 } 23684 return overlayPackages; 23685 } 23686 23687 @Override 23688 public List<String> getTargetPackageNames(int userId) { 23689 List<String> targetPackages = new ArrayList<>(); 23690 synchronized (mPackages) { 23691 for (PackageParser.Package p : mPackages.values()) { 23692 if (p.mOverlayTarget == null) { 23693 targetPackages.add(p.packageName); 23694 } 23695 } 23696 } 23697 return targetPackages; 23698 } 23699 23700 @Override 23701 public boolean setEnabledOverlayPackages(int userId, @NonNull String targetPackageName, 23702 @Nullable List<String> overlayPackageNames) { 23703 synchronized (mPackages) { 23704 if (targetPackageName == null || mPackages.get(targetPackageName) == null) { 23705 Slog.e(TAG, "failed to find package " + targetPackageName); 23706 return false; 23707 } 23708 23709 ArrayList<String> paths = null; 23710 if (overlayPackageNames != null) { 23711 final int N = overlayPackageNames.size(); 23712 paths = new ArrayList<>(N); 23713 for (int i = 0; i < N; i++) { 23714 final String packageName = overlayPackageNames.get(i); 23715 final PackageParser.Package pkg = mPackages.get(packageName); 23716 if (pkg == null) { 23717 Slog.e(TAG, "failed to find package " + packageName); 23718 return false; 23719 } 23720 paths.add(pkg.baseCodePath); 23721 } 23722 } 23723 23724 ArrayMap<String, ArrayList<String>> userSpecificOverlays = 23725 mEnabledOverlayPaths.get(userId); 23726 if (userSpecificOverlays == null) { 23727 userSpecificOverlays = new ArrayMap<>(); 23728 mEnabledOverlayPaths.put(userId, userSpecificOverlays); 23729 } 23730 23731 if (paths != null && paths.size() > 0) { 23732 userSpecificOverlays.put(targetPackageName, paths); 23733 } else { 23734 userSpecificOverlays.remove(targetPackageName); 23735 } 23736 return true; 23737 } 23738 } 23739 23740 @Override 23741 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 23742 int flags, int userId) { 23743 return resolveIntentInternal( 23744 intent, resolvedType, flags, userId, true /*resolveForStart*/); 23745 } 23746 23747 @Override 23748 public ResolveInfo resolveService(Intent intent, String resolvedType, 23749 int flags, int userId, int callingUid) { 23750 return resolveServiceInternal(intent, resolvedType, flags, userId, callingUid); 23751 } 23752 23753 @Override 23754 public void addIsolatedUid(int isolatedUid, int ownerUid) { 23755 synchronized (mPackages) { 23756 mIsolatedOwners.put(isolatedUid, ownerUid); 23757 } 23758 } 23759 23760 @Override 23761 public void removeIsolatedUid(int isolatedUid) { 23762 synchronized (mPackages) { 23763 mIsolatedOwners.delete(isolatedUid); 23764 } 23765 } 23766 23767 @Override 23768 public int getUidTargetSdkVersion(int uid) { 23769 synchronized (mPackages) { 23770 return getUidTargetSdkVersionLockedLPr(uid); 23771 } 23772 } 23773 } 23774 23775 @Override 23776 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 23777 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 23778 synchronized (mPackages) { 23779 final long identity = Binder.clearCallingIdentity(); 23780 try { 23781 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 23782 packageNames, userId); 23783 } finally { 23784 Binder.restoreCallingIdentity(identity); 23785 } 23786 } 23787 } 23788 23789 @Override 23790 public void grantDefaultPermissionsToEnabledImsServices(String[] packageNames, int userId) { 23791 enforceSystemOrPhoneCaller("grantDefaultPermissionsToEnabledImsServices"); 23792 synchronized (mPackages) { 23793 final long identity = Binder.clearCallingIdentity(); 23794 try { 23795 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledImsServicesLPr( 23796 packageNames, userId); 23797 } finally { 23798 Binder.restoreCallingIdentity(identity); 23799 } 23800 } 23801 } 23802 23803 private static void enforceSystemOrPhoneCaller(String tag) { 23804 int callingUid = Binder.getCallingUid(); 23805 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 23806 throw new SecurityException( 23807 "Cannot call " + tag + " from UID " + callingUid); 23808 } 23809 } 23810 23811 boolean isHistoricalPackageUsageAvailable() { 23812 return mPackageUsage.isHistoricalPackageUsageAvailable(); 23813 } 23814 23815 /** 23816 * Return a <b>copy</b> of the collection of packages known to the package manager. 23817 * @return A copy of the values of mPackages. 23818 */ 23819 Collection<PackageParser.Package> getPackages() { 23820 synchronized (mPackages) { 23821 return new ArrayList<>(mPackages.values()); 23822 } 23823 } 23824 23825 /** 23826 * Logs process start information (including base APK hash) to the security log. 23827 * @hide 23828 */ 23829 public void logAppProcessStartIfNeeded(String processName, int uid, String seinfo, 23830 String apkFile, int pid) { 23831 if (!SecurityLog.isLoggingEnabled()) { 23832 return; 23833 } 23834 Bundle data = new Bundle(); 23835 data.putLong("startTimestamp", System.currentTimeMillis()); 23836 data.putString("processName", processName); 23837 data.putInt("uid", uid); 23838 data.putString("seinfo", seinfo); 23839 data.putString("apkFile", apkFile); 23840 data.putInt("pid", pid); 23841 Message msg = mProcessLoggingHandler.obtainMessage( 23842 ProcessLoggingHandler.LOG_APP_PROCESS_START_MSG); 23843 msg.setData(data); 23844 mProcessLoggingHandler.sendMessage(msg); 23845 } 23846 23847 public CompilerStats.PackageStats getCompilerPackageStats(String pkgName) { 23848 return mCompilerStats.getPackageStats(pkgName); 23849 } 23850 23851 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(PackageParser.Package pkg) { 23852 return getOrCreateCompilerPackageStats(pkg.packageName); 23853 } 23854 23855 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(String pkgName) { 23856 return mCompilerStats.getOrCreatePackageStats(pkgName); 23857 } 23858 23859 public void deleteCompilerPackageStats(String pkgName) { 23860 mCompilerStats.deletePackageStats(pkgName); 23861 } 23862 23863 @Override 23864 public int getInstallReason(String packageName, int userId) { 23865 enforceCrossUserPermission(Binder.getCallingUid(), userId, 23866 true /* requireFullPermission */, false /* checkShell */, 23867 "get install reason"); 23868 synchronized (mPackages) { 23869 final PackageSetting ps = mSettings.mPackages.get(packageName); 23870 if (ps != null) { 23871 return ps.getInstallReason(userId); 23872 } 23873 } 23874 return PackageManager.INSTALL_REASON_UNKNOWN; 23875 } 23876 23877 @Override 23878 public boolean canRequestPackageInstalls(String packageName, int userId) { 23879 int callingUid = Binder.getCallingUid(); 23880 int uid = getPackageUid(packageName, 0, userId); 23881 if (callingUid != uid && callingUid != Process.ROOT_UID 23882 && callingUid != Process.SYSTEM_UID) { 23883 throw new SecurityException( 23884 "Caller uid " + callingUid + " does not own package " + packageName); 23885 } 23886 ApplicationInfo info = getApplicationInfo(packageName, 0, userId); 23887 if (info == null) { 23888 return false; 23889 } 23890 if (info.targetSdkVersion < Build.VERSION_CODES.O) { 23891 throw new UnsupportedOperationException( 23892 "Operation only supported on apps targeting Android O or higher"); 23893 } 23894 String appOpPermission = Manifest.permission.REQUEST_INSTALL_PACKAGES; 23895 String[] packagesDeclaringPermission = getAppOpPermissionPackages(appOpPermission); 23896 if (!ArrayUtils.contains(packagesDeclaringPermission, packageName)) { 23897 throw new SecurityException("Need to declare " + appOpPermission + " to call this api"); 23898 } 23899 if (sUserManager.hasUserRestriction(UserManager.DISALLOW_INSTALL_UNKNOWN_SOURCES, userId)) { 23900 return false; 23901 } 23902 if (mExternalSourcesPolicy != null) { 23903 int isTrusted = mExternalSourcesPolicy.getPackageTrustedToInstallApps(packageName, uid); 23904 if (isTrusted != PackageManagerInternal.ExternalSourcesPolicy.USER_DEFAULT) { 23905 return isTrusted == PackageManagerInternal.ExternalSourcesPolicy.USER_TRUSTED; 23906 } 23907 } 23908 return checkUidPermission(appOpPermission, uid) == PERMISSION_GRANTED; 23909 } 23910 23911 @Override 23912 public ComponentName getInstantAppResolverSettingsComponent() { 23913 return mInstantAppResolverSettingsComponent; 23914 } 23915 23916 @Override 23917 public ComponentName getInstantAppInstallerComponent() { 23918 return mInstantAppInstallerActivity == null 23919 ? null : mInstantAppInstallerActivity.getComponentName(); 23920 } 23921 23922 @Override 23923 public String getInstantAppAndroidId(String packageName, int userId) { 23924 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.ACCESS_INSTANT_APPS, 23925 "getInstantAppAndroidId"); 23926 enforceCrossUserPermission(Binder.getCallingUid(), userId, 23927 true /* requireFullPermission */, false /* checkShell */, 23928 "getInstantAppAndroidId"); 23929 // Make sure the target is an Instant App. 23930 if (!isInstantApp(packageName, userId)) { 23931 return null; 23932 } 23933 synchronized (mPackages) { 23934 return mInstantAppRegistry.getInstantAppAndroidIdLPw(packageName, userId); 23935 } 23936 } 23937} 23938 23939interface PackageSender { 23940 void sendPackageBroadcast(final String action, final String pkg, 23941 final Bundle extras, final int flags, final String targetPkg, 23942 final IIntentReceiver finishedReceiver, final int[] userIds); 23943 void sendPackageAddedForNewUsers(String packageName, boolean isSystem, 23944 int appId, int... userIds); 23945} 23946