PackageManagerService.java revision a138567131896ff47f17af72b82deabf8f8d9080
1/* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.server.pm; 18 19import static android.Manifest.permission.DELETE_PACKAGES; 20import static android.Manifest.permission.INSTALL_PACKAGES; 21import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 22import static android.Manifest.permission.REQUEST_DELETE_PACKAGES; 23import static android.Manifest.permission.REQUEST_INSTALL_PACKAGES; 24import static android.Manifest.permission.WRITE_EXTERNAL_STORAGE; 25import static android.Manifest.permission.WRITE_MEDIA_STORAGE; 26import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 27import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 28import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 29import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 30import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 31import static android.content.pm.PackageManager.DELETE_KEEP_DATA; 32import static android.content.pm.PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 33import static android.content.pm.PackageManager.FLAG_PERMISSION_POLICY_FIXED; 34import static android.content.pm.PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 35import static android.content.pm.PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 36import static android.content.pm.PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 37import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_FIXED; 38import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_SET; 39import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 40import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 41import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 42import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 43import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 44import static android.content.pm.PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID; 45import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 46import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 47import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 48import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 49import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 50import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 51import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 52import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 53import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 54import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 55import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 56import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 57import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 58import static android.content.pm.PackageManager.INSTALL_INTERNAL; 59import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 60import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 61import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK; 62import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 63import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 64import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 65import static android.content.pm.PackageManager.MATCH_ALL; 66import static android.content.pm.PackageManager.MATCH_ANY_USER; 67import static android.content.pm.PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 68import static android.content.pm.PackageManager.MATCH_DIRECT_BOOT_AWARE; 69import static android.content.pm.PackageManager.MATCH_DIRECT_BOOT_UNAWARE; 70import static android.content.pm.PackageManager.MATCH_DISABLED_COMPONENTS; 71import static android.content.pm.PackageManager.MATCH_FACTORY_ONLY; 72import static android.content.pm.PackageManager.MATCH_KNOWN_PACKAGES; 73import static android.content.pm.PackageManager.MATCH_SYSTEM_ONLY; 74import static android.content.pm.PackageManager.MATCH_UNINSTALLED_PACKAGES; 75import static android.content.pm.PackageManager.MOVE_FAILED_3RD_PARTY_NOT_ALLOWED_ON_INTERNAL; 76import static android.content.pm.PackageManager.MOVE_FAILED_DEVICE_ADMIN; 77import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 78import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 79import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 80import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 81import static android.content.pm.PackageManager.PERMISSION_DENIED; 82import static android.content.pm.PackageManager.PERMISSION_GRANTED; 83import static android.content.pm.PackageParser.PARSE_IS_PRIVILEGED; 84import static android.content.pm.PackageParser.isApkFile; 85import static android.os.Trace.TRACE_TAG_PACKAGE_MANAGER; 86import static android.system.OsConstants.O_CREAT; 87import static android.system.OsConstants.O_RDWR; 88import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 89import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_PARENT; 90import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 91import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 92import static com.android.internal.util.ArrayUtils.appendInt; 93import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 94import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 95import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 96import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 97import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 98import static com.android.server.pm.PackageManagerServiceCompilerMapping.getCompilerFilterForReason; 99import static com.android.server.pm.PackageManagerServiceCompilerMapping.getFullCompilerFilter; 100import static com.android.server.pm.PackageManagerServiceCompilerMapping.getNonProfileGuidedCompilerFilter; 101import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_FAILURE; 102import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS; 103import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED; 104 105import android.Manifest; 106import android.annotation.NonNull; 107import android.annotation.Nullable; 108import android.app.ActivityManager; 109import android.app.AppOpsManager; 110import android.app.IActivityManager; 111import android.app.ResourcesManager; 112import android.app.admin.IDevicePolicyManager; 113import android.app.admin.SecurityLog; 114import android.app.backup.IBackupManager; 115import android.content.BroadcastReceiver; 116import android.content.ComponentName; 117import android.content.ContentResolver; 118import android.content.Context; 119import android.content.IIntentReceiver; 120import android.content.Intent; 121import android.content.IntentFilter; 122import android.content.IntentSender; 123import android.content.IntentSender.SendIntentException; 124import android.content.ServiceConnection; 125import android.content.pm.ActivityInfo; 126import android.content.pm.ApplicationInfo; 127import android.content.pm.AppsQueryHelper; 128import android.content.pm.ChangedPackages; 129import android.content.pm.ComponentInfo; 130import android.content.pm.InstantAppRequest; 131import android.content.pm.AuxiliaryResolveInfo; 132import android.content.pm.FallbackCategoryProvider; 133import android.content.pm.FeatureInfo; 134import android.content.pm.IOnPermissionsChangeListener; 135import android.content.pm.IPackageDataObserver; 136import android.content.pm.IPackageDeleteObserver; 137import android.content.pm.IPackageDeleteObserver2; 138import android.content.pm.IPackageInstallObserver2; 139import android.content.pm.IPackageInstaller; 140import android.content.pm.IPackageManager; 141import android.content.pm.IPackageMoveObserver; 142import android.content.pm.IPackageStatsObserver; 143import android.content.pm.InstantAppInfo; 144import android.content.pm.InstantAppResolveInfo; 145import android.content.pm.InstrumentationInfo; 146import android.content.pm.IntentFilterVerificationInfo; 147import android.content.pm.KeySet; 148import android.content.pm.PackageCleanItem; 149import android.content.pm.PackageInfo; 150import android.content.pm.PackageInfoLite; 151import android.content.pm.PackageInstaller; 152import android.content.pm.PackageManager; 153import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 154import android.content.pm.PackageManagerInternal; 155import android.content.pm.PackageParser; 156import android.content.pm.PackageParser.ActivityIntentInfo; 157import android.content.pm.PackageParser.PackageLite; 158import android.content.pm.PackageParser.PackageParserException; 159import android.content.pm.PackageStats; 160import android.content.pm.PackageUserState; 161import android.content.pm.ParceledListSlice; 162import android.content.pm.PermissionGroupInfo; 163import android.content.pm.PermissionInfo; 164import android.content.pm.ProviderInfo; 165import android.content.pm.ResolveInfo; 166import android.content.pm.ServiceInfo; 167import android.content.pm.SharedLibraryInfo; 168import android.content.pm.Signature; 169import android.content.pm.UserInfo; 170import android.content.pm.VerifierDeviceIdentity; 171import android.content.pm.VerifierInfo; 172import android.content.pm.VersionedPackage; 173import android.content.res.Resources; 174import android.database.ContentObserver; 175import android.graphics.Bitmap; 176import android.hardware.display.DisplayManager; 177import android.net.Uri; 178import android.os.Binder; 179import android.os.Build; 180import android.os.Bundle; 181import android.os.Debug; 182import android.os.Environment; 183import android.os.Environment.UserEnvironment; 184import android.os.FileUtils; 185import android.os.Handler; 186import android.os.IBinder; 187import android.os.Looper; 188import android.os.Message; 189import android.os.Parcel; 190import android.os.ParcelFileDescriptor; 191import android.os.PatternMatcher; 192import android.os.Process; 193import android.os.RemoteCallbackList; 194import android.os.RemoteException; 195import android.os.ResultReceiver; 196import android.os.SELinux; 197import android.os.ServiceManager; 198import android.os.ShellCallback; 199import android.os.SystemClock; 200import android.os.SystemProperties; 201import android.os.Trace; 202import android.os.UserHandle; 203import android.os.UserManager; 204import android.os.UserManagerInternal; 205import android.os.storage.IStorageManager; 206import android.os.storage.StorageEventListener; 207import android.os.storage.StorageManager; 208import android.os.storage.StorageManagerInternal; 209import android.os.storage.VolumeInfo; 210import android.os.storage.VolumeRecord; 211import android.provider.Settings.Global; 212import android.provider.Settings.Secure; 213import android.security.KeyStore; 214import android.security.SystemKeyStore; 215import android.service.pm.PackageServiceDumpProto; 216import android.system.ErrnoException; 217import android.system.Os; 218import android.text.TextUtils; 219import android.text.format.DateUtils; 220import android.util.ArrayMap; 221import android.util.ArraySet; 222import android.util.Base64; 223import android.util.BootTimingsTraceLog; 224import android.util.DisplayMetrics; 225import android.util.EventLog; 226import android.util.ExceptionUtils; 227import android.util.Log; 228import android.util.LogPrinter; 229import android.util.MathUtils; 230import android.util.PackageUtils; 231import android.util.Pair; 232import android.util.PrintStreamPrinter; 233import android.util.Slog; 234import android.util.SparseArray; 235import android.util.SparseBooleanArray; 236import android.util.SparseIntArray; 237import android.util.Xml; 238import android.util.jar.StrictJarFile; 239import android.util.proto.ProtoOutputStream; 240import android.view.Display; 241 242import com.android.internal.R; 243import com.android.internal.annotations.GuardedBy; 244import com.android.internal.app.IMediaContainerService; 245import com.android.internal.app.ResolverActivity; 246import com.android.internal.content.NativeLibraryHelper; 247import com.android.internal.content.PackageHelper; 248import com.android.internal.logging.MetricsLogger; 249import com.android.internal.logging.nano.MetricsProto.MetricsEvent; 250import com.android.internal.os.IParcelFileDescriptorFactory; 251import com.android.internal.os.RoSystemProperties; 252import com.android.internal.os.SomeArgs; 253import com.android.internal.os.Zygote; 254import com.android.internal.telephony.CarrierAppUtils; 255import com.android.internal.util.ArrayUtils; 256import com.android.internal.util.ConcurrentUtils; 257import com.android.internal.util.DumpUtils; 258import com.android.internal.util.FastPrintWriter; 259import com.android.internal.util.FastXmlSerializer; 260import com.android.internal.util.IndentingPrintWriter; 261import com.android.internal.util.Preconditions; 262import com.android.internal.util.XmlUtils; 263import com.android.server.AttributeCache; 264import com.android.server.DeviceIdleController; 265import com.android.server.EventLogTags; 266import com.android.server.FgThread; 267import com.android.server.IntentResolver; 268import com.android.server.LocalServices; 269import com.android.server.LockGuard; 270import com.android.server.ServiceThread; 271import com.android.server.SystemConfig; 272import com.android.server.SystemServerInitThreadPool; 273import com.android.server.Watchdog; 274import com.android.server.net.NetworkPolicyManagerInternal; 275import com.android.server.pm.Installer.InstallerException; 276import com.android.server.pm.PermissionsState.PermissionState; 277import com.android.server.pm.Settings.DatabaseVersion; 278import com.android.server.pm.Settings.VersionInfo; 279import com.android.server.pm.dex.DexManager; 280import com.android.server.storage.DeviceStorageMonitorInternal; 281 282import dalvik.system.CloseGuard; 283import dalvik.system.DexFile; 284import dalvik.system.VMRuntime; 285 286import libcore.io.IoUtils; 287import libcore.util.EmptyArray; 288 289import org.xmlpull.v1.XmlPullParser; 290import org.xmlpull.v1.XmlPullParserException; 291import org.xmlpull.v1.XmlSerializer; 292 293import java.io.BufferedOutputStream; 294import java.io.BufferedReader; 295import java.io.ByteArrayInputStream; 296import java.io.ByteArrayOutputStream; 297import java.io.File; 298import java.io.FileDescriptor; 299import java.io.FileInputStream; 300import java.io.FileOutputStream; 301import java.io.FileReader; 302import java.io.FilenameFilter; 303import java.io.IOException; 304import java.io.PrintWriter; 305import java.nio.charset.StandardCharsets; 306import java.security.DigestInputStream; 307import java.security.MessageDigest; 308import java.security.NoSuchAlgorithmException; 309import java.security.PublicKey; 310import java.security.SecureRandom; 311import java.security.cert.Certificate; 312import java.security.cert.CertificateEncodingException; 313import java.security.cert.CertificateException; 314import java.text.SimpleDateFormat; 315import java.util.ArrayList; 316import java.util.Arrays; 317import java.util.Collection; 318import java.util.Collections; 319import java.util.Comparator; 320import java.util.Date; 321import java.util.HashMap; 322import java.util.HashSet; 323import java.util.Iterator; 324import java.util.List; 325import java.util.Map; 326import java.util.Objects; 327import java.util.Set; 328import java.util.concurrent.CountDownLatch; 329import java.util.concurrent.Future; 330import java.util.concurrent.TimeUnit; 331import java.util.concurrent.atomic.AtomicBoolean; 332import java.util.concurrent.atomic.AtomicInteger; 333 334/** 335 * Keep track of all those APKs everywhere. 336 * <p> 337 * Internally there are two important locks: 338 * <ul> 339 * <li>{@link #mPackages} is used to guard all in-memory parsed package details 340 * and other related state. It is a fine-grained lock that should only be held 341 * momentarily, as it's one of the most contended locks in the system. 342 * <li>{@link #mInstallLock} is used to guard all {@code installd} access, whose 343 * operations typically involve heavy lifting of application data on disk. Since 344 * {@code installd} is single-threaded, and it's operations can often be slow, 345 * this lock should never be acquired while already holding {@link #mPackages}. 346 * Conversely, it's safe to acquire {@link #mPackages} momentarily while already 347 * holding {@link #mInstallLock}. 348 * </ul> 349 * Many internal methods rely on the caller to hold the appropriate locks, and 350 * this contract is expressed through method name suffixes: 351 * <ul> 352 * <li>fooLI(): the caller must hold {@link #mInstallLock} 353 * <li>fooLIF(): the caller must hold {@link #mInstallLock} and the package 354 * being modified must be frozen 355 * <li>fooLPr(): the caller must hold {@link #mPackages} for reading 356 * <li>fooLPw(): the caller must hold {@link #mPackages} for writing 357 * </ul> 358 * <p> 359 * Because this class is very central to the platform's security; please run all 360 * CTS and unit tests whenever making modifications: 361 * 362 * <pre> 363 * $ runtest -c android.content.pm.PackageManagerTests frameworks-core 364 * $ cts-tradefed run commandAndExit cts -m CtsAppSecurityHostTestCases 365 * </pre> 366 */ 367public class PackageManagerService extends IPackageManager.Stub { 368 static final String TAG = "PackageManager"; 369 static final boolean DEBUG_SETTINGS = false; 370 static final boolean DEBUG_PREFERRED = false; 371 static final boolean DEBUG_UPGRADE = false; 372 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 373 private static final boolean DEBUG_BACKUP = false; 374 private static final boolean DEBUG_INSTALL = false; 375 private static final boolean DEBUG_REMOVE = false; 376 private static final boolean DEBUG_BROADCASTS = false; 377 private static final boolean DEBUG_SHOW_INFO = false; 378 private static final boolean DEBUG_PACKAGE_INFO = false; 379 private static final boolean DEBUG_INTENT_MATCHING = false; 380 private static final boolean DEBUG_PACKAGE_SCANNING = false; 381 private static final boolean DEBUG_VERIFY = false; 382 private static final boolean DEBUG_FILTERS = false; 383 384 // Debug output for dexopting. This is shared between PackageManagerService, OtaDexoptService 385 // and PackageDexOptimizer. All these classes have their own flag to allow switching a single 386 // user, but by default initialize to this. 387 public static final boolean DEBUG_DEXOPT = false; 388 389 private static final boolean DEBUG_ABI_SELECTION = false; 390 private static final boolean DEBUG_EPHEMERAL = Build.IS_DEBUGGABLE; 391 private static final boolean DEBUG_TRIAGED_MISSING = false; 392 private static final boolean DEBUG_APP_DATA = false; 393 394 /** REMOVE. According to Svet, this was only used to reset permissions during development. */ 395 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = false; 396 397 private static final boolean HIDE_EPHEMERAL_APIS = false; 398 399 private static final boolean ENABLE_FREE_CACHE_V2 = 400 SystemProperties.getBoolean("fw.free_cache_v2", true); 401 402 private static final int RADIO_UID = Process.PHONE_UID; 403 private static final int LOG_UID = Process.LOG_UID; 404 private static final int NFC_UID = Process.NFC_UID; 405 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 406 private static final int SHELL_UID = Process.SHELL_UID; 407 408 // Cap the size of permission trees that 3rd party apps can define 409 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 410 411 // Suffix used during package installation when copying/moving 412 // package apks to install directory. 413 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 414 415 static final int SCAN_NO_DEX = 1<<1; 416 static final int SCAN_FORCE_DEX = 1<<2; 417 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 418 static final int SCAN_NEW_INSTALL = 1<<4; 419 static final int SCAN_UPDATE_TIME = 1<<5; 420 static final int SCAN_BOOTING = 1<<6; 421 static final int SCAN_TRUSTED_OVERLAY = 1<<7; 422 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<8; 423 static final int SCAN_REPLACING = 1<<9; 424 static final int SCAN_REQUIRE_KNOWN = 1<<10; 425 static final int SCAN_MOVE = 1<<11; 426 static final int SCAN_INITIAL = 1<<12; 427 static final int SCAN_CHECK_ONLY = 1<<13; 428 static final int SCAN_DONT_KILL_APP = 1<<14; 429 static final int SCAN_IGNORE_FROZEN = 1<<15; 430 static final int SCAN_FIRST_BOOT_OR_UPGRADE = 1<<16; 431 static final int SCAN_AS_INSTANT_APP = 1<<17; 432 static final int SCAN_AS_FULL_APP = 1<<18; 433 /** Should not be with the scan flags */ 434 static final int FLAGS_REMOVE_CHATTY = 1<<31; 435 436 private static final String STATIC_SHARED_LIB_DELIMITER = "_"; 437 438 private static final int[] EMPTY_INT_ARRAY = new int[0]; 439 440 /** 441 * Timeout (in milliseconds) after which the watchdog should declare that 442 * our handler thread is wedged. The usual default for such things is one 443 * minute but we sometimes do very lengthy I/O operations on this thread, 444 * such as installing multi-gigabyte applications, so ours needs to be longer. 445 */ 446 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 447 448 /** 449 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 450 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 451 * settings entry if available, otherwise we use the hardcoded default. If it's been 452 * more than this long since the last fstrim, we force one during the boot sequence. 453 * 454 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 455 * one gets run at the next available charging+idle time. This final mandatory 456 * no-fstrim check kicks in only of the other scheduling criteria is never met. 457 */ 458 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 459 460 /** 461 * Whether verification is enabled by default. 462 */ 463 private static final boolean DEFAULT_VERIFY_ENABLE = true; 464 465 /** 466 * The default maximum time to wait for the verification agent to return in 467 * milliseconds. 468 */ 469 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 470 471 /** 472 * The default response for package verification timeout. 473 * 474 * This can be either PackageManager.VERIFICATION_ALLOW or 475 * PackageManager.VERIFICATION_REJECT. 476 */ 477 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 478 479 static final String PLATFORM_PACKAGE_NAME = "android"; 480 481 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 482 483 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 484 DEFAULT_CONTAINER_PACKAGE, 485 "com.android.defcontainer.DefaultContainerService"); 486 487 private static final String KILL_APP_REASON_GIDS_CHANGED = 488 "permission grant or revoke changed gids"; 489 490 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 491 "permissions revoked"; 492 493 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 494 495 private static final String PACKAGE_SCHEME = "package"; 496 497 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 498 499 /** Permission grant: not grant the permission. */ 500 private static final int GRANT_DENIED = 1; 501 502 /** Permission grant: grant the permission as an install permission. */ 503 private static final int GRANT_INSTALL = 2; 504 505 /** Permission grant: grant the permission as a runtime one. */ 506 private static final int GRANT_RUNTIME = 3; 507 508 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 509 private static final int GRANT_UPGRADE = 4; 510 511 /** Canonical intent used to identify what counts as a "web browser" app */ 512 private static final Intent sBrowserIntent; 513 static { 514 sBrowserIntent = new Intent(); 515 sBrowserIntent.setAction(Intent.ACTION_VIEW); 516 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 517 sBrowserIntent.setData(Uri.parse("http:")); 518 } 519 520 /** 521 * The set of all protected actions [i.e. those actions for which a high priority 522 * intent filter is disallowed]. 523 */ 524 private static final Set<String> PROTECTED_ACTIONS = new ArraySet<>(); 525 static { 526 PROTECTED_ACTIONS.add(Intent.ACTION_SEND); 527 PROTECTED_ACTIONS.add(Intent.ACTION_SENDTO); 528 PROTECTED_ACTIONS.add(Intent.ACTION_SEND_MULTIPLE); 529 PROTECTED_ACTIONS.add(Intent.ACTION_VIEW); 530 } 531 532 // Compilation reasons. 533 public static final int REASON_FIRST_BOOT = 0; 534 public static final int REASON_BOOT = 1; 535 public static final int REASON_INSTALL = 2; 536 public static final int REASON_BACKGROUND_DEXOPT = 3; 537 public static final int REASON_AB_OTA = 4; 538 public static final int REASON_FORCED_DEXOPT = 5; 539 540 public static final int REASON_LAST = REASON_FORCED_DEXOPT; 541 542 /** All dangerous permission names in the same order as the events in MetricsEvent */ 543 private static final List<String> ALL_DANGEROUS_PERMISSIONS = Arrays.asList( 544 Manifest.permission.READ_CALENDAR, 545 Manifest.permission.WRITE_CALENDAR, 546 Manifest.permission.CAMERA, 547 Manifest.permission.READ_CONTACTS, 548 Manifest.permission.WRITE_CONTACTS, 549 Manifest.permission.GET_ACCOUNTS, 550 Manifest.permission.ACCESS_FINE_LOCATION, 551 Manifest.permission.ACCESS_COARSE_LOCATION, 552 Manifest.permission.RECORD_AUDIO, 553 Manifest.permission.READ_PHONE_STATE, 554 Manifest.permission.CALL_PHONE, 555 Manifest.permission.READ_CALL_LOG, 556 Manifest.permission.WRITE_CALL_LOG, 557 Manifest.permission.ADD_VOICEMAIL, 558 Manifest.permission.USE_SIP, 559 Manifest.permission.PROCESS_OUTGOING_CALLS, 560 Manifest.permission.READ_CELL_BROADCASTS, 561 Manifest.permission.BODY_SENSORS, 562 Manifest.permission.SEND_SMS, 563 Manifest.permission.RECEIVE_SMS, 564 Manifest.permission.READ_SMS, 565 Manifest.permission.RECEIVE_WAP_PUSH, 566 Manifest.permission.RECEIVE_MMS, 567 Manifest.permission.READ_EXTERNAL_STORAGE, 568 Manifest.permission.WRITE_EXTERNAL_STORAGE, 569 Manifest.permission.READ_PHONE_NUMBERS, 570 Manifest.permission.ANSWER_PHONE_CALLS); 571 572 573 /** 574 * Version number for the package parser cache. Increment this whenever the format or 575 * extent of cached data changes. See {@code PackageParser#setCacheDir}. 576 */ 577 private static final String PACKAGE_PARSER_CACHE_VERSION = "1"; 578 579 /** 580 * Whether the package parser cache is enabled. 581 */ 582 private static final boolean DEFAULT_PACKAGE_PARSER_CACHE_ENABLED = true; 583 584 final ServiceThread mHandlerThread; 585 586 final PackageHandler mHandler; 587 588 private final ProcessLoggingHandler mProcessLoggingHandler; 589 590 /** 591 * Messages for {@link #mHandler} that need to wait for system ready before 592 * being dispatched. 593 */ 594 private ArrayList<Message> mPostSystemReadyMessages; 595 596 final int mSdkVersion = Build.VERSION.SDK_INT; 597 598 final Context mContext; 599 final boolean mFactoryTest; 600 final boolean mOnlyCore; 601 final DisplayMetrics mMetrics; 602 final int mDefParseFlags; 603 final String[] mSeparateProcesses; 604 final boolean mIsUpgrade; 605 final boolean mIsPreNUpgrade; 606 final boolean mIsPreNMR1Upgrade; 607 608 // Have we told the Activity Manager to whitelist the default container service by uid yet? 609 @GuardedBy("mPackages") 610 boolean mDefaultContainerWhitelisted = false; 611 612 @GuardedBy("mPackages") 613 private boolean mDexOptDialogShown; 614 615 /** The location for ASEC container files on internal storage. */ 616 final String mAsecInternalPath; 617 618 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 619 // LOCK HELD. Can be called with mInstallLock held. 620 @GuardedBy("mInstallLock") 621 final Installer mInstaller; 622 623 /** Directory where installed third-party apps stored */ 624 final File mAppInstallDir; 625 626 /** 627 * Directory to which applications installed internally have their 628 * 32 bit native libraries copied. 629 */ 630 private File mAppLib32InstallDir; 631 632 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 633 // apps. 634 final File mDrmAppPrivateInstallDir; 635 636 // ---------------------------------------------------------------- 637 638 // Lock for state used when installing and doing other long running 639 // operations. Methods that must be called with this lock held have 640 // the suffix "LI". 641 final Object mInstallLock = new Object(); 642 643 // ---------------------------------------------------------------- 644 645 // Keys are String (package name), values are Package. This also serves 646 // as the lock for the global state. Methods that must be called with 647 // this lock held have the prefix "LP". 648 @GuardedBy("mPackages") 649 final ArrayMap<String, PackageParser.Package> mPackages = 650 new ArrayMap<String, PackageParser.Package>(); 651 652 final ArrayMap<String, Set<String>> mKnownCodebase = 653 new ArrayMap<String, Set<String>>(); 654 655 // Keys are isolated uids and values are the uid of the application 656 // that created the isolated proccess. 657 @GuardedBy("mPackages") 658 final SparseIntArray mIsolatedOwners = new SparseIntArray(); 659 660 // List of APK paths to load for each user and package. This data is never 661 // persisted by the package manager. Instead, the overlay manager will 662 // ensure the data is up-to-date in runtime. 663 @GuardedBy("mPackages") 664 final SparseArray<ArrayMap<String, ArrayList<String>>> mEnabledOverlayPaths = 665 new SparseArray<ArrayMap<String, ArrayList<String>>>(); 666 667 /** 668 * Tracks new system packages [received in an OTA] that we expect to 669 * find updated user-installed versions. Keys are package name, values 670 * are package location. 671 */ 672 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 673 /** 674 * Tracks high priority intent filters for protected actions. During boot, certain 675 * filter actions are protected and should never be allowed to have a high priority 676 * intent filter for them. However, there is one, and only one exception -- the 677 * setup wizard. It must be able to define a high priority intent filter for these 678 * actions to ensure there are no escapes from the wizard. We need to delay processing 679 * of these during boot as we need to look at all of the system packages in order 680 * to know which component is the setup wizard. 681 */ 682 private final List<PackageParser.ActivityIntentInfo> mProtectedFilters = new ArrayList<>(); 683 /** 684 * Whether or not processing protected filters should be deferred. 685 */ 686 private boolean mDeferProtectedFilters = true; 687 688 /** 689 * Tracks existing system packages prior to receiving an OTA. Keys are package name. 690 */ 691 final private ArraySet<String> mExistingSystemPackages = new ArraySet<>(); 692 /** 693 * Whether or not system app permissions should be promoted from install to runtime. 694 */ 695 boolean mPromoteSystemApps; 696 697 @GuardedBy("mPackages") 698 final Settings mSettings; 699 700 /** 701 * Set of package names that are currently "frozen", which means active 702 * surgery is being done on the code/data for that package. The platform 703 * will refuse to launch frozen packages to avoid race conditions. 704 * 705 * @see PackageFreezer 706 */ 707 @GuardedBy("mPackages") 708 final ArraySet<String> mFrozenPackages = new ArraySet<>(); 709 710 final ProtectedPackages mProtectedPackages; 711 712 boolean mFirstBoot; 713 714 PackageManagerInternal.ExternalSourcesPolicy mExternalSourcesPolicy; 715 716 // System configuration read by SystemConfig. 717 final int[] mGlobalGids; 718 final SparseArray<ArraySet<String>> mSystemPermissions; 719 @GuardedBy("mAvailableFeatures") 720 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 721 722 // If mac_permissions.xml was found for seinfo labeling. 723 boolean mFoundPolicyFile; 724 725 private final InstantAppRegistry mInstantAppRegistry; 726 727 @GuardedBy("mPackages") 728 int mChangedPackagesSequenceNumber; 729 /** 730 * List of changed [installed, removed or updated] packages. 731 * mapping from user id -> sequence number -> package name 732 */ 733 @GuardedBy("mPackages") 734 final SparseArray<SparseArray<String>> mChangedPackages = new SparseArray<>(); 735 /** 736 * The sequence number of the last change to a package. 737 * mapping from user id -> package name -> sequence number 738 */ 739 @GuardedBy("mPackages") 740 final SparseArray<Map<String, Integer>> mChangedPackagesSequenceNumbers = new SparseArray<>(); 741 742 final PackageParser.Callback mPackageParserCallback = new PackageParser.Callback() { 743 @Override public boolean hasFeature(String feature) { 744 return PackageManagerService.this.hasSystemFeature(feature, 0); 745 } 746 }; 747 748 public static final class SharedLibraryEntry { 749 public final String path; 750 public final String apk; 751 public final SharedLibraryInfo info; 752 753 SharedLibraryEntry(String _path, String _apk, String name, int version, int type, 754 String declaringPackageName, int declaringPackageVersionCode) { 755 path = _path; 756 apk = _apk; 757 info = new SharedLibraryInfo(name, version, type, new VersionedPackage( 758 declaringPackageName, declaringPackageVersionCode), null); 759 } 760 } 761 762 // Currently known shared libraries. 763 final ArrayMap<String, SparseArray<SharedLibraryEntry>> mSharedLibraries = new ArrayMap<>(); 764 final ArrayMap<String, SparseArray<SharedLibraryEntry>> mStaticLibsByDeclaringPackage = 765 new ArrayMap<>(); 766 767 // All available activities, for your resolving pleasure. 768 final ActivityIntentResolver mActivities = 769 new ActivityIntentResolver(); 770 771 // All available receivers, for your resolving pleasure. 772 final ActivityIntentResolver mReceivers = 773 new ActivityIntentResolver(); 774 775 // All available services, for your resolving pleasure. 776 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 777 778 // All available providers, for your resolving pleasure. 779 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 780 781 // Mapping from provider base names (first directory in content URI codePath) 782 // to the provider information. 783 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 784 new ArrayMap<String, PackageParser.Provider>(); 785 786 // Mapping from instrumentation class names to info about them. 787 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 788 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 789 790 // Mapping from permission names to info about them. 791 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 792 new ArrayMap<String, PackageParser.PermissionGroup>(); 793 794 // Packages whose data we have transfered into another package, thus 795 // should no longer exist. 796 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 797 798 // Broadcast actions that are only available to the system. 799 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 800 801 /** List of packages waiting for verification. */ 802 final SparseArray<PackageVerificationState> mPendingVerification 803 = new SparseArray<PackageVerificationState>(); 804 805 /** Set of packages associated with each app op permission. */ 806 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 807 808 final PackageInstallerService mInstallerService; 809 810 private final PackageDexOptimizer mPackageDexOptimizer; 811 // DexManager handles the usage of dex files (e.g. secondary files, whether or not a package 812 // is used by other apps). 813 private final DexManager mDexManager; 814 815 private AtomicInteger mNextMoveId = new AtomicInteger(); 816 private final MoveCallbacks mMoveCallbacks; 817 818 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 819 820 // Cache of users who need badging. 821 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 822 823 /** Token for keys in mPendingVerification. */ 824 private int mPendingVerificationToken = 0; 825 826 volatile boolean mSystemReady; 827 volatile boolean mSafeMode; 828 volatile boolean mHasSystemUidErrors; 829 private volatile boolean mEphemeralAppsDisabled; 830 831 ApplicationInfo mAndroidApplication; 832 final ActivityInfo mResolveActivity = new ActivityInfo(); 833 final ResolveInfo mResolveInfo = new ResolveInfo(); 834 ComponentName mResolveComponentName; 835 PackageParser.Package mPlatformPackage; 836 ComponentName mCustomResolverComponentName; 837 838 boolean mResolverReplaced = false; 839 840 private final @Nullable ComponentName mIntentFilterVerifierComponent; 841 private final @Nullable IntentFilterVerifier<ActivityIntentInfo> mIntentFilterVerifier; 842 843 private int mIntentFilterVerificationToken = 0; 844 845 /** The service connection to the ephemeral resolver */ 846 final EphemeralResolverConnection mInstantAppResolverConnection; 847 /** Component used to show resolver settings for Instant Apps */ 848 final ComponentName mInstantAppResolverSettingsComponent; 849 850 /** Activity used to install instant applications */ 851 ActivityInfo mInstantAppInstallerActivity; 852 final ResolveInfo mInstantAppInstallerInfo = new ResolveInfo(); 853 854 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 855 = new SparseArray<IntentFilterVerificationState>(); 856 857 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy; 858 859 // List of packages names to keep cached, even if they are uninstalled for all users 860 private List<String> mKeepUninstalledPackages; 861 862 private UserManagerInternal mUserManagerInternal; 863 864 private DeviceIdleController.LocalService mDeviceIdleController; 865 866 private File mCacheDir; 867 868 private ArraySet<String> mPrivappPermissionsViolations; 869 870 private Future<?> mPrepareAppDataFuture; 871 872 private static class IFVerificationParams { 873 PackageParser.Package pkg; 874 boolean replacing; 875 int userId; 876 int verifierUid; 877 878 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 879 int _userId, int _verifierUid) { 880 pkg = _pkg; 881 replacing = _replacing; 882 userId = _userId; 883 replacing = _replacing; 884 verifierUid = _verifierUid; 885 } 886 } 887 888 private interface IntentFilterVerifier<T extends IntentFilter> { 889 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 890 T filter, String packageName); 891 void startVerifications(int userId); 892 void receiveVerificationResponse(int verificationId); 893 } 894 895 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 896 private Context mContext; 897 private ComponentName mIntentFilterVerifierComponent; 898 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 899 900 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 901 mContext = context; 902 mIntentFilterVerifierComponent = verifierComponent; 903 } 904 905 private String getDefaultScheme() { 906 return IntentFilter.SCHEME_HTTPS; 907 } 908 909 @Override 910 public void startVerifications(int userId) { 911 // Launch verifications requests 912 int count = mCurrentIntentFilterVerifications.size(); 913 for (int n=0; n<count; n++) { 914 int verificationId = mCurrentIntentFilterVerifications.get(n); 915 final IntentFilterVerificationState ivs = 916 mIntentFilterVerificationStates.get(verificationId); 917 918 String packageName = ivs.getPackageName(); 919 920 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 921 final int filterCount = filters.size(); 922 ArraySet<String> domainsSet = new ArraySet<>(); 923 for (int m=0; m<filterCount; m++) { 924 PackageParser.ActivityIntentInfo filter = filters.get(m); 925 domainsSet.addAll(filter.getHostsList()); 926 } 927 synchronized (mPackages) { 928 if (mSettings.createIntentFilterVerificationIfNeededLPw( 929 packageName, domainsSet) != null) { 930 scheduleWriteSettingsLocked(); 931 } 932 } 933 sendVerificationRequest(userId, verificationId, ivs); 934 } 935 mCurrentIntentFilterVerifications.clear(); 936 } 937 938 private void sendVerificationRequest(int userId, int verificationId, 939 IntentFilterVerificationState ivs) { 940 941 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 942 verificationIntent.putExtra( 943 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 944 verificationId); 945 verificationIntent.putExtra( 946 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 947 getDefaultScheme()); 948 verificationIntent.putExtra( 949 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 950 ivs.getHostsString()); 951 verificationIntent.putExtra( 952 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 953 ivs.getPackageName()); 954 verificationIntent.setComponent(mIntentFilterVerifierComponent); 955 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 956 957 UserHandle user = new UserHandle(userId); 958 mContext.sendBroadcastAsUser(verificationIntent, user); 959 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 960 "Sending IntentFilter verification broadcast"); 961 } 962 963 public void receiveVerificationResponse(int verificationId) { 964 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 965 966 final boolean verified = ivs.isVerified(); 967 968 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 969 final int count = filters.size(); 970 if (DEBUG_DOMAIN_VERIFICATION) { 971 Slog.i(TAG, "Received verification response " + verificationId 972 + " for " + count + " filters, verified=" + verified); 973 } 974 for (int n=0; n<count; n++) { 975 PackageParser.ActivityIntentInfo filter = filters.get(n); 976 filter.setVerified(verified); 977 978 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 979 + " verified with result:" + verified + " and hosts:" 980 + ivs.getHostsString()); 981 } 982 983 mIntentFilterVerificationStates.remove(verificationId); 984 985 final String packageName = ivs.getPackageName(); 986 IntentFilterVerificationInfo ivi = null; 987 988 synchronized (mPackages) { 989 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 990 } 991 if (ivi == null) { 992 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 993 + verificationId + " packageName:" + packageName); 994 return; 995 } 996 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 997 "Updating IntentFilterVerificationInfo for package " + packageName 998 +" verificationId:" + verificationId); 999 1000 synchronized (mPackages) { 1001 if (verified) { 1002 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 1003 } else { 1004 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 1005 } 1006 scheduleWriteSettingsLocked(); 1007 1008 final int userId = ivs.getUserId(); 1009 if (userId != UserHandle.USER_ALL) { 1010 final int userStatus = 1011 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 1012 1013 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 1014 boolean needUpdate = false; 1015 1016 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 1017 // already been set by the User thru the Disambiguation dialog 1018 switch (userStatus) { 1019 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 1020 if (verified) { 1021 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1022 } else { 1023 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 1024 } 1025 needUpdate = true; 1026 break; 1027 1028 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 1029 if (verified) { 1030 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1031 needUpdate = true; 1032 } 1033 break; 1034 1035 default: 1036 // Nothing to do 1037 } 1038 1039 if (needUpdate) { 1040 mSettings.updateIntentFilterVerificationStatusLPw( 1041 packageName, updatedStatus, userId); 1042 scheduleWritePackageRestrictionsLocked(userId); 1043 } 1044 } 1045 } 1046 } 1047 1048 @Override 1049 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 1050 ActivityIntentInfo filter, String packageName) { 1051 if (!hasValidDomains(filter)) { 1052 return false; 1053 } 1054 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 1055 if (ivs == null) { 1056 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 1057 packageName); 1058 } 1059 if (DEBUG_DOMAIN_VERIFICATION) { 1060 Slog.d(TAG, "Adding verification filter for " + packageName + ": " + filter); 1061 } 1062 ivs.addFilter(filter); 1063 return true; 1064 } 1065 1066 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 1067 int userId, int verificationId, String packageName) { 1068 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 1069 verifierUid, userId, packageName); 1070 ivs.setPendingState(); 1071 synchronized (mPackages) { 1072 mIntentFilterVerificationStates.append(verificationId, ivs); 1073 mCurrentIntentFilterVerifications.add(verificationId); 1074 } 1075 return ivs; 1076 } 1077 } 1078 1079 private static boolean hasValidDomains(ActivityIntentInfo filter) { 1080 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 1081 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 1082 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 1083 } 1084 1085 // Set of pending broadcasts for aggregating enable/disable of components. 1086 static class PendingPackageBroadcasts { 1087 // for each user id, a map of <package name -> components within that package> 1088 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 1089 1090 public PendingPackageBroadcasts() { 1091 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 1092 } 1093 1094 public ArrayList<String> get(int userId, String packageName) { 1095 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1096 return packages.get(packageName); 1097 } 1098 1099 public void put(int userId, String packageName, ArrayList<String> components) { 1100 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1101 packages.put(packageName, components); 1102 } 1103 1104 public void remove(int userId, String packageName) { 1105 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 1106 if (packages != null) { 1107 packages.remove(packageName); 1108 } 1109 } 1110 1111 public void remove(int userId) { 1112 mUidMap.remove(userId); 1113 } 1114 1115 public int userIdCount() { 1116 return mUidMap.size(); 1117 } 1118 1119 public int userIdAt(int n) { 1120 return mUidMap.keyAt(n); 1121 } 1122 1123 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 1124 return mUidMap.get(userId); 1125 } 1126 1127 public int size() { 1128 // total number of pending broadcast entries across all userIds 1129 int num = 0; 1130 for (int i = 0; i< mUidMap.size(); i++) { 1131 num += mUidMap.valueAt(i).size(); 1132 } 1133 return num; 1134 } 1135 1136 public void clear() { 1137 mUidMap.clear(); 1138 } 1139 1140 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 1141 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 1142 if (map == null) { 1143 map = new ArrayMap<String, ArrayList<String>>(); 1144 mUidMap.put(userId, map); 1145 } 1146 return map; 1147 } 1148 } 1149 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 1150 1151 // Service Connection to remote media container service to copy 1152 // package uri's from external media onto secure containers 1153 // or internal storage. 1154 private IMediaContainerService mContainerService = null; 1155 1156 static final int SEND_PENDING_BROADCAST = 1; 1157 static final int MCS_BOUND = 3; 1158 static final int END_COPY = 4; 1159 static final int INIT_COPY = 5; 1160 static final int MCS_UNBIND = 6; 1161 static final int START_CLEANING_PACKAGE = 7; 1162 static final int FIND_INSTALL_LOC = 8; 1163 static final int POST_INSTALL = 9; 1164 static final int MCS_RECONNECT = 10; 1165 static final int MCS_GIVE_UP = 11; 1166 static final int UPDATED_MEDIA_STATUS = 12; 1167 static final int WRITE_SETTINGS = 13; 1168 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 1169 static final int PACKAGE_VERIFIED = 15; 1170 static final int CHECK_PENDING_VERIFICATION = 16; 1171 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 1172 static final int INTENT_FILTER_VERIFIED = 18; 1173 static final int WRITE_PACKAGE_LIST = 19; 1174 static final int INSTANT_APP_RESOLUTION_PHASE_TWO = 20; 1175 1176 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 1177 1178 // Delay time in millisecs 1179 static final int BROADCAST_DELAY = 10 * 1000; 1180 1181 static UserManagerService sUserManager; 1182 1183 // Stores a list of users whose package restrictions file needs to be updated 1184 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 1185 1186 final private DefaultContainerConnection mDefContainerConn = 1187 new DefaultContainerConnection(); 1188 class DefaultContainerConnection implements ServiceConnection { 1189 public void onServiceConnected(ComponentName name, IBinder service) { 1190 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 1191 final IMediaContainerService imcs = IMediaContainerService.Stub 1192 .asInterface(Binder.allowBlocking(service)); 1193 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 1194 } 1195 1196 public void onServiceDisconnected(ComponentName name) { 1197 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 1198 } 1199 } 1200 1201 // Recordkeeping of restore-after-install operations that are currently in flight 1202 // between the Package Manager and the Backup Manager 1203 static class PostInstallData { 1204 public InstallArgs args; 1205 public PackageInstalledInfo res; 1206 1207 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 1208 args = _a; 1209 res = _r; 1210 } 1211 } 1212 1213 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 1214 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 1215 1216 // XML tags for backup/restore of various bits of state 1217 private static final String TAG_PREFERRED_BACKUP = "pa"; 1218 private static final String TAG_DEFAULT_APPS = "da"; 1219 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 1220 1221 private static final String TAG_PERMISSION_BACKUP = "perm-grant-backup"; 1222 private static final String TAG_ALL_GRANTS = "rt-grants"; 1223 private static final String TAG_GRANT = "grant"; 1224 private static final String ATTR_PACKAGE_NAME = "pkg"; 1225 1226 private static final String TAG_PERMISSION = "perm"; 1227 private static final String ATTR_PERMISSION_NAME = "name"; 1228 private static final String ATTR_IS_GRANTED = "g"; 1229 private static final String ATTR_USER_SET = "set"; 1230 private static final String ATTR_USER_FIXED = "fixed"; 1231 private static final String ATTR_REVOKE_ON_UPGRADE = "rou"; 1232 1233 // System/policy permission grants are not backed up 1234 private static final int SYSTEM_RUNTIME_GRANT_MASK = 1235 FLAG_PERMISSION_POLICY_FIXED 1236 | FLAG_PERMISSION_SYSTEM_FIXED 1237 | FLAG_PERMISSION_GRANTED_BY_DEFAULT; 1238 1239 // And we back up these user-adjusted states 1240 private static final int USER_RUNTIME_GRANT_MASK = 1241 FLAG_PERMISSION_USER_SET 1242 | FLAG_PERMISSION_USER_FIXED 1243 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 1244 1245 final @Nullable String mRequiredVerifierPackage; 1246 final @NonNull String mRequiredInstallerPackage; 1247 final @NonNull String mRequiredUninstallerPackage; 1248 final @Nullable String mSetupWizardPackage; 1249 final @Nullable String mStorageManagerPackage; 1250 final @NonNull String mServicesSystemSharedLibraryPackageName; 1251 final @NonNull String mSharedSystemSharedLibraryPackageName; 1252 1253 final boolean mPermissionReviewRequired; 1254 1255 private final PackageUsage mPackageUsage = new PackageUsage(); 1256 private final CompilerStats mCompilerStats = new CompilerStats(); 1257 1258 class PackageHandler extends Handler { 1259 private boolean mBound = false; 1260 final ArrayList<HandlerParams> mPendingInstalls = 1261 new ArrayList<HandlerParams>(); 1262 1263 private boolean connectToService() { 1264 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1265 " DefaultContainerService"); 1266 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1267 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1268 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1269 Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 1270 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1271 mBound = true; 1272 return true; 1273 } 1274 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1275 return false; 1276 } 1277 1278 private void disconnectService() { 1279 mContainerService = null; 1280 mBound = false; 1281 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1282 mContext.unbindService(mDefContainerConn); 1283 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1284 } 1285 1286 PackageHandler(Looper looper) { 1287 super(looper); 1288 } 1289 1290 public void handleMessage(Message msg) { 1291 try { 1292 doHandleMessage(msg); 1293 } finally { 1294 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1295 } 1296 } 1297 1298 void doHandleMessage(Message msg) { 1299 switch (msg.what) { 1300 case INIT_COPY: { 1301 HandlerParams params = (HandlerParams) msg.obj; 1302 int idx = mPendingInstalls.size(); 1303 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1304 // If a bind was already initiated we dont really 1305 // need to do anything. The pending install 1306 // will be processed later on. 1307 if (!mBound) { 1308 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1309 System.identityHashCode(mHandler)); 1310 // If this is the only one pending we might 1311 // have to bind to the service again. 1312 if (!connectToService()) { 1313 Slog.e(TAG, "Failed to bind to media container service"); 1314 params.serviceError(); 1315 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1316 System.identityHashCode(mHandler)); 1317 if (params.traceMethod != null) { 1318 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, params.traceMethod, 1319 params.traceCookie); 1320 } 1321 return; 1322 } else { 1323 // Once we bind to the service, the first 1324 // pending request will be processed. 1325 mPendingInstalls.add(idx, params); 1326 } 1327 } else { 1328 mPendingInstalls.add(idx, params); 1329 // Already bound to the service. Just make 1330 // sure we trigger off processing the first request. 1331 if (idx == 0) { 1332 mHandler.sendEmptyMessage(MCS_BOUND); 1333 } 1334 } 1335 break; 1336 } 1337 case MCS_BOUND: { 1338 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1339 if (msg.obj != null) { 1340 mContainerService = (IMediaContainerService) msg.obj; 1341 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1342 System.identityHashCode(mHandler)); 1343 } 1344 if (mContainerService == null) { 1345 if (!mBound) { 1346 // Something seriously wrong since we are not bound and we are not 1347 // waiting for connection. Bail out. 1348 Slog.e(TAG, "Cannot bind to media container service"); 1349 for (HandlerParams params : mPendingInstalls) { 1350 // Indicate service bind error 1351 params.serviceError(); 1352 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1353 System.identityHashCode(params)); 1354 if (params.traceMethod != null) { 1355 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, 1356 params.traceMethod, params.traceCookie); 1357 } 1358 return; 1359 } 1360 mPendingInstalls.clear(); 1361 } else { 1362 Slog.w(TAG, "Waiting to connect to media container service"); 1363 } 1364 } else if (mPendingInstalls.size() > 0) { 1365 HandlerParams params = mPendingInstalls.get(0); 1366 if (params != null) { 1367 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1368 System.identityHashCode(params)); 1369 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "startCopy"); 1370 if (params.startCopy()) { 1371 // We are done... look for more work or to 1372 // go idle. 1373 if (DEBUG_SD_INSTALL) Log.i(TAG, 1374 "Checking for more work or unbind..."); 1375 // Delete pending install 1376 if (mPendingInstalls.size() > 0) { 1377 mPendingInstalls.remove(0); 1378 } 1379 if (mPendingInstalls.size() == 0) { 1380 if (mBound) { 1381 if (DEBUG_SD_INSTALL) Log.i(TAG, 1382 "Posting delayed MCS_UNBIND"); 1383 removeMessages(MCS_UNBIND); 1384 Message ubmsg = obtainMessage(MCS_UNBIND); 1385 // Unbind after a little delay, to avoid 1386 // continual thrashing. 1387 sendMessageDelayed(ubmsg, 10000); 1388 } 1389 } else { 1390 // There are more pending requests in queue. 1391 // Just post MCS_BOUND message to trigger processing 1392 // of next pending install. 1393 if (DEBUG_SD_INSTALL) Log.i(TAG, 1394 "Posting MCS_BOUND for next work"); 1395 mHandler.sendEmptyMessage(MCS_BOUND); 1396 } 1397 } 1398 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 1399 } 1400 } else { 1401 // Should never happen ideally. 1402 Slog.w(TAG, "Empty queue"); 1403 } 1404 break; 1405 } 1406 case MCS_RECONNECT: { 1407 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1408 if (mPendingInstalls.size() > 0) { 1409 if (mBound) { 1410 disconnectService(); 1411 } 1412 if (!connectToService()) { 1413 Slog.e(TAG, "Failed to bind to media container service"); 1414 for (HandlerParams params : mPendingInstalls) { 1415 // Indicate service bind error 1416 params.serviceError(); 1417 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1418 System.identityHashCode(params)); 1419 } 1420 mPendingInstalls.clear(); 1421 } 1422 } 1423 break; 1424 } 1425 case MCS_UNBIND: { 1426 // If there is no actual work left, then time to unbind. 1427 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1428 1429 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1430 if (mBound) { 1431 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1432 1433 disconnectService(); 1434 } 1435 } else if (mPendingInstalls.size() > 0) { 1436 // There are more pending requests in queue. 1437 // Just post MCS_BOUND message to trigger processing 1438 // of next pending install. 1439 mHandler.sendEmptyMessage(MCS_BOUND); 1440 } 1441 1442 break; 1443 } 1444 case MCS_GIVE_UP: { 1445 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1446 HandlerParams params = mPendingInstalls.remove(0); 1447 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1448 System.identityHashCode(params)); 1449 break; 1450 } 1451 case SEND_PENDING_BROADCAST: { 1452 String packages[]; 1453 ArrayList<String> components[]; 1454 int size = 0; 1455 int uids[]; 1456 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1457 synchronized (mPackages) { 1458 if (mPendingBroadcasts == null) { 1459 return; 1460 } 1461 size = mPendingBroadcasts.size(); 1462 if (size <= 0) { 1463 // Nothing to be done. Just return 1464 return; 1465 } 1466 packages = new String[size]; 1467 components = new ArrayList[size]; 1468 uids = new int[size]; 1469 int i = 0; // filling out the above arrays 1470 1471 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1472 int packageUserId = mPendingBroadcasts.userIdAt(n); 1473 Iterator<Map.Entry<String, ArrayList<String>>> it 1474 = mPendingBroadcasts.packagesForUserId(packageUserId) 1475 .entrySet().iterator(); 1476 while (it.hasNext() && i < size) { 1477 Map.Entry<String, ArrayList<String>> ent = it.next(); 1478 packages[i] = ent.getKey(); 1479 components[i] = ent.getValue(); 1480 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1481 uids[i] = (ps != null) 1482 ? UserHandle.getUid(packageUserId, ps.appId) 1483 : -1; 1484 i++; 1485 } 1486 } 1487 size = i; 1488 mPendingBroadcasts.clear(); 1489 } 1490 // Send broadcasts 1491 for (int i = 0; i < size; i++) { 1492 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1493 } 1494 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1495 break; 1496 } 1497 case START_CLEANING_PACKAGE: { 1498 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1499 final String packageName = (String)msg.obj; 1500 final int userId = msg.arg1; 1501 final boolean andCode = msg.arg2 != 0; 1502 synchronized (mPackages) { 1503 if (userId == UserHandle.USER_ALL) { 1504 int[] users = sUserManager.getUserIds(); 1505 for (int user : users) { 1506 mSettings.addPackageToCleanLPw( 1507 new PackageCleanItem(user, packageName, andCode)); 1508 } 1509 } else { 1510 mSettings.addPackageToCleanLPw( 1511 new PackageCleanItem(userId, packageName, andCode)); 1512 } 1513 } 1514 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1515 startCleaningPackages(); 1516 } break; 1517 case POST_INSTALL: { 1518 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1519 1520 PostInstallData data = mRunningInstalls.get(msg.arg1); 1521 final boolean didRestore = (msg.arg2 != 0); 1522 mRunningInstalls.delete(msg.arg1); 1523 1524 if (data != null) { 1525 InstallArgs args = data.args; 1526 PackageInstalledInfo parentRes = data.res; 1527 1528 final boolean grantPermissions = (args.installFlags 1529 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0; 1530 final boolean killApp = (args.installFlags 1531 & PackageManager.INSTALL_DONT_KILL_APP) == 0; 1532 final String[] grantedPermissions = args.installGrantPermissions; 1533 1534 // Handle the parent package 1535 handlePackagePostInstall(parentRes, grantPermissions, killApp, 1536 grantedPermissions, didRestore, args.installerPackageName, 1537 args.observer); 1538 1539 // Handle the child packages 1540 final int childCount = (parentRes.addedChildPackages != null) 1541 ? parentRes.addedChildPackages.size() : 0; 1542 for (int i = 0; i < childCount; i++) { 1543 PackageInstalledInfo childRes = parentRes.addedChildPackages.valueAt(i); 1544 handlePackagePostInstall(childRes, grantPermissions, killApp, 1545 grantedPermissions, false, args.installerPackageName, 1546 args.observer); 1547 } 1548 1549 // Log tracing if needed 1550 if (args.traceMethod != null) { 1551 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, args.traceMethod, 1552 args.traceCookie); 1553 } 1554 } else { 1555 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1556 } 1557 1558 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1559 } break; 1560 case UPDATED_MEDIA_STATUS: { 1561 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1562 boolean reportStatus = msg.arg1 == 1; 1563 boolean doGc = msg.arg2 == 1; 1564 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1565 if (doGc) { 1566 // Force a gc to clear up stale containers. 1567 Runtime.getRuntime().gc(); 1568 } 1569 if (msg.obj != null) { 1570 @SuppressWarnings("unchecked") 1571 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1572 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1573 // Unload containers 1574 unloadAllContainers(args); 1575 } 1576 if (reportStatus) { 1577 try { 1578 if (DEBUG_SD_INSTALL) Log.i(TAG, 1579 "Invoking StorageManagerService call back"); 1580 PackageHelper.getStorageManager().finishMediaUpdate(); 1581 } catch (RemoteException e) { 1582 Log.e(TAG, "StorageManagerService not running?"); 1583 } 1584 } 1585 } break; 1586 case WRITE_SETTINGS: { 1587 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1588 synchronized (mPackages) { 1589 removeMessages(WRITE_SETTINGS); 1590 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1591 mSettings.writeLPr(); 1592 mDirtyUsers.clear(); 1593 } 1594 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1595 } break; 1596 case WRITE_PACKAGE_RESTRICTIONS: { 1597 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1598 synchronized (mPackages) { 1599 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1600 for (int userId : mDirtyUsers) { 1601 mSettings.writePackageRestrictionsLPr(userId); 1602 } 1603 mDirtyUsers.clear(); 1604 } 1605 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1606 } break; 1607 case WRITE_PACKAGE_LIST: { 1608 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1609 synchronized (mPackages) { 1610 removeMessages(WRITE_PACKAGE_LIST); 1611 mSettings.writePackageListLPr(msg.arg1); 1612 } 1613 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1614 } break; 1615 case CHECK_PENDING_VERIFICATION: { 1616 final int verificationId = msg.arg1; 1617 final PackageVerificationState state = mPendingVerification.get(verificationId); 1618 1619 if ((state != null) && !state.timeoutExtended()) { 1620 final InstallArgs args = state.getInstallArgs(); 1621 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1622 1623 Slog.i(TAG, "Verification timed out for " + originUri); 1624 mPendingVerification.remove(verificationId); 1625 1626 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1627 1628 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1629 Slog.i(TAG, "Continuing with installation of " + originUri); 1630 state.setVerifierResponse(Binder.getCallingUid(), 1631 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1632 broadcastPackageVerified(verificationId, originUri, 1633 PackageManager.VERIFICATION_ALLOW, 1634 state.getInstallArgs().getUser()); 1635 try { 1636 ret = args.copyApk(mContainerService, true); 1637 } catch (RemoteException e) { 1638 Slog.e(TAG, "Could not contact the ContainerService"); 1639 } 1640 } else { 1641 broadcastPackageVerified(verificationId, originUri, 1642 PackageManager.VERIFICATION_REJECT, 1643 state.getInstallArgs().getUser()); 1644 } 1645 1646 Trace.asyncTraceEnd( 1647 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1648 1649 processPendingInstall(args, ret); 1650 mHandler.sendEmptyMessage(MCS_UNBIND); 1651 } 1652 break; 1653 } 1654 case PACKAGE_VERIFIED: { 1655 final int verificationId = msg.arg1; 1656 1657 final PackageVerificationState state = mPendingVerification.get(verificationId); 1658 if (state == null) { 1659 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1660 break; 1661 } 1662 1663 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1664 1665 state.setVerifierResponse(response.callerUid, response.code); 1666 1667 if (state.isVerificationComplete()) { 1668 mPendingVerification.remove(verificationId); 1669 1670 final InstallArgs args = state.getInstallArgs(); 1671 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1672 1673 int ret; 1674 if (state.isInstallAllowed()) { 1675 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1676 broadcastPackageVerified(verificationId, originUri, 1677 response.code, state.getInstallArgs().getUser()); 1678 try { 1679 ret = args.copyApk(mContainerService, true); 1680 } catch (RemoteException e) { 1681 Slog.e(TAG, "Could not contact the ContainerService"); 1682 } 1683 } else { 1684 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1685 } 1686 1687 Trace.asyncTraceEnd( 1688 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1689 1690 processPendingInstall(args, ret); 1691 mHandler.sendEmptyMessage(MCS_UNBIND); 1692 } 1693 1694 break; 1695 } 1696 case START_INTENT_FILTER_VERIFICATIONS: { 1697 IFVerificationParams params = (IFVerificationParams) msg.obj; 1698 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1699 params.replacing, params.pkg); 1700 break; 1701 } 1702 case INTENT_FILTER_VERIFIED: { 1703 final int verificationId = msg.arg1; 1704 1705 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1706 verificationId); 1707 if (state == null) { 1708 Slog.w(TAG, "Invalid IntentFilter verification token " 1709 + verificationId + " received"); 1710 break; 1711 } 1712 1713 final int userId = state.getUserId(); 1714 1715 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1716 "Processing IntentFilter verification with token:" 1717 + verificationId + " and userId:" + userId); 1718 1719 final IntentFilterVerificationResponse response = 1720 (IntentFilterVerificationResponse) msg.obj; 1721 1722 state.setVerifierResponse(response.callerUid, response.code); 1723 1724 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1725 "IntentFilter verification with token:" + verificationId 1726 + " and userId:" + userId 1727 + " is settings verifier response with response code:" 1728 + response.code); 1729 1730 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1731 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1732 + response.getFailedDomainsString()); 1733 } 1734 1735 if (state.isVerificationComplete()) { 1736 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1737 } else { 1738 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1739 "IntentFilter verification with token:" + verificationId 1740 + " was not said to be complete"); 1741 } 1742 1743 break; 1744 } 1745 case INSTANT_APP_RESOLUTION_PHASE_TWO: { 1746 InstantAppResolver.doInstantAppResolutionPhaseTwo(mContext, 1747 mInstantAppResolverConnection, 1748 (InstantAppRequest) msg.obj, 1749 mInstantAppInstallerActivity, 1750 mHandler); 1751 } 1752 } 1753 } 1754 } 1755 1756 private void handlePackagePostInstall(PackageInstalledInfo res, boolean grantPermissions, 1757 boolean killApp, String[] grantedPermissions, 1758 boolean launchedForRestore, String installerPackage, 1759 IPackageInstallObserver2 installObserver) { 1760 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1761 // Send the removed broadcasts 1762 if (res.removedInfo != null) { 1763 res.removedInfo.sendPackageRemovedBroadcasts(killApp); 1764 } 1765 1766 // Now that we successfully installed the package, grant runtime 1767 // permissions if requested before broadcasting the install. Also 1768 // for legacy apps in permission review mode we clear the permission 1769 // review flag which is used to emulate runtime permissions for 1770 // legacy apps. 1771 if (grantPermissions) { 1772 grantRequestedRuntimePermissions(res.pkg, res.newUsers, grantedPermissions); 1773 } 1774 1775 final boolean update = res.removedInfo != null 1776 && res.removedInfo.removedPackage != null; 1777 1778 // If this is the first time we have child packages for a disabled privileged 1779 // app that had no children, we grant requested runtime permissions to the new 1780 // children if the parent on the system image had them already granted. 1781 if (res.pkg.parentPackage != null) { 1782 synchronized (mPackages) { 1783 grantRuntimePermissionsGrantedToDisabledPrivSysPackageParentLPw(res.pkg); 1784 } 1785 } 1786 1787 synchronized (mPackages) { 1788 mInstantAppRegistry.onPackageInstalledLPw(res.pkg, res.newUsers); 1789 } 1790 1791 final String packageName = res.pkg.applicationInfo.packageName; 1792 1793 // Determine the set of users who are adding this package for 1794 // the first time vs. those who are seeing an update. 1795 int[] firstUsers = EMPTY_INT_ARRAY; 1796 int[] updateUsers = EMPTY_INT_ARRAY; 1797 final boolean allNewUsers = res.origUsers == null || res.origUsers.length == 0; 1798 final PackageSetting ps = (PackageSetting) res.pkg.mExtras; 1799 for (int newUser : res.newUsers) { 1800 if (ps.getInstantApp(newUser)) { 1801 continue; 1802 } 1803 if (allNewUsers) { 1804 firstUsers = ArrayUtils.appendInt(firstUsers, newUser); 1805 continue; 1806 } 1807 boolean isNew = true; 1808 for (int origUser : res.origUsers) { 1809 if (origUser == newUser) { 1810 isNew = false; 1811 break; 1812 } 1813 } 1814 if (isNew) { 1815 firstUsers = ArrayUtils.appendInt(firstUsers, newUser); 1816 } else { 1817 updateUsers = ArrayUtils.appendInt(updateUsers, newUser); 1818 } 1819 } 1820 1821 // Send installed broadcasts if the package is not a static shared lib. 1822 if (res.pkg.staticSharedLibName == null) { 1823 mProcessLoggingHandler.invalidateProcessLoggingBaseApkHash(res.pkg.baseCodePath); 1824 1825 // Send added for users that see the package for the first time 1826 // sendPackageAddedForNewUsers also deals with system apps 1827 int appId = UserHandle.getAppId(res.uid); 1828 boolean isSystem = res.pkg.applicationInfo.isSystemApp(); 1829 sendPackageAddedForNewUsers(packageName, isSystem, appId, firstUsers); 1830 1831 // Send added for users that don't see the package for the first time 1832 Bundle extras = new Bundle(1); 1833 extras.putInt(Intent.EXTRA_UID, res.uid); 1834 if (update) { 1835 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1836 } else { 1837 sendPackageBroadcast(Intent.ACTION_PACKAGE_FIRST_ADDED, packageName, 1838 extras, Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, 1839 null /*targetPackage*/, null /*finishedReceiver*/, updateUsers); 1840 } 1841 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1842 extras, 0 /*flags*/, null /*targetPackage*/, 1843 null /*finishedReceiver*/, updateUsers); 1844 1845 // Send replaced for users that don't see the package for the first time 1846 if (update) { 1847 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1848 packageName, extras, 0 /*flags*/, 1849 null /*targetPackage*/, null /*finishedReceiver*/, 1850 updateUsers); 1851 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1852 null /*package*/, null /*extras*/, 0 /*flags*/, 1853 packageName /*targetPackage*/, 1854 null /*finishedReceiver*/, updateUsers); 1855 } else if (launchedForRestore && !isSystemApp(res.pkg)) { 1856 // First-install and we did a restore, so we're responsible for the 1857 // first-launch broadcast. 1858 if (DEBUG_BACKUP) { 1859 Slog.i(TAG, "Post-restore of " + packageName 1860 + " sending FIRST_LAUNCH in " + Arrays.toString(firstUsers)); 1861 } 1862 sendFirstLaunchBroadcast(packageName, installerPackage, firstUsers); 1863 } 1864 1865 // Send broadcast package appeared if forward locked/external for all users 1866 // treat asec-hosted packages like removable media on upgrade 1867 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1868 if (DEBUG_INSTALL) { 1869 Slog.i(TAG, "upgrading pkg " + res.pkg 1870 + " is ASEC-hosted -> AVAILABLE"); 1871 } 1872 final int[] uidArray = new int[]{res.pkg.applicationInfo.uid}; 1873 ArrayList<String> pkgList = new ArrayList<>(1); 1874 pkgList.add(packageName); 1875 sendResourcesChangedBroadcast(true, true, pkgList, uidArray, null); 1876 } 1877 } 1878 1879 // Work that needs to happen on first install within each user 1880 if (firstUsers != null && firstUsers.length > 0) { 1881 synchronized (mPackages) { 1882 for (int userId : firstUsers) { 1883 // If this app is a browser and it's newly-installed for some 1884 // users, clear any default-browser state in those users. The 1885 // app's nature doesn't depend on the user, so we can just check 1886 // its browser nature in any user and generalize. 1887 if (packageIsBrowser(packageName, userId)) { 1888 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1889 } 1890 1891 // We may also need to apply pending (restored) runtime 1892 // permission grants within these users. 1893 mSettings.applyPendingPermissionGrantsLPw(packageName, userId); 1894 } 1895 } 1896 } 1897 1898 // Log current value of "unknown sources" setting 1899 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1900 getUnknownSourcesSettings()); 1901 1902 // Force a gc to clear up things 1903 Runtime.getRuntime().gc(); 1904 1905 // Remove the replaced package's older resources safely now 1906 // We delete after a gc for applications on sdcard. 1907 if (res.removedInfo != null && res.removedInfo.args != null) { 1908 synchronized (mInstallLock) { 1909 res.removedInfo.args.doPostDeleteLI(true); 1910 } 1911 } 1912 1913 // Notify DexManager that the package was installed for new users. 1914 // The updated users should already be indexed and the package code paths 1915 // should not change. 1916 // Don't notify the manager for ephemeral apps as they are not expected to 1917 // survive long enough to benefit of background optimizations. 1918 for (int userId : firstUsers) { 1919 PackageInfo info = getPackageInfo(packageName, /*flags*/ 0, userId); 1920 // There's a race currently where some install events may interleave with an uninstall. 1921 // This can lead to package info being null (b/36642664). 1922 if (info != null) { 1923 mDexManager.notifyPackageInstalled(info, userId); 1924 } 1925 } 1926 } 1927 1928 // If someone is watching installs - notify them 1929 if (installObserver != null) { 1930 try { 1931 Bundle extras = extrasForInstallResult(res); 1932 installObserver.onPackageInstalled(res.name, res.returnCode, 1933 res.returnMsg, extras); 1934 } catch (RemoteException e) { 1935 Slog.i(TAG, "Observer no longer exists."); 1936 } 1937 } 1938 } 1939 1940 private void grantRuntimePermissionsGrantedToDisabledPrivSysPackageParentLPw( 1941 PackageParser.Package pkg) { 1942 if (pkg.parentPackage == null) { 1943 return; 1944 } 1945 if (pkg.requestedPermissions == null) { 1946 return; 1947 } 1948 final PackageSetting disabledSysParentPs = mSettings 1949 .getDisabledSystemPkgLPr(pkg.parentPackage.packageName); 1950 if (disabledSysParentPs == null || disabledSysParentPs.pkg == null 1951 || !disabledSysParentPs.isPrivileged() 1952 || (disabledSysParentPs.childPackageNames != null 1953 && !disabledSysParentPs.childPackageNames.isEmpty())) { 1954 return; 1955 } 1956 final int[] allUserIds = sUserManager.getUserIds(); 1957 final int permCount = pkg.requestedPermissions.size(); 1958 for (int i = 0; i < permCount; i++) { 1959 String permission = pkg.requestedPermissions.get(i); 1960 BasePermission bp = mSettings.mPermissions.get(permission); 1961 if (bp == null || !(bp.isRuntime() || bp.isDevelopment())) { 1962 continue; 1963 } 1964 for (int userId : allUserIds) { 1965 if (disabledSysParentPs.getPermissionsState().hasRuntimePermission( 1966 permission, userId)) { 1967 grantRuntimePermission(pkg.packageName, permission, userId); 1968 } 1969 } 1970 } 1971 } 1972 1973 private StorageEventListener mStorageListener = new StorageEventListener() { 1974 @Override 1975 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1976 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1977 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1978 final String volumeUuid = vol.getFsUuid(); 1979 1980 // Clean up any users or apps that were removed or recreated 1981 // while this volume was missing 1982 sUserManager.reconcileUsers(volumeUuid); 1983 reconcileApps(volumeUuid); 1984 1985 // Clean up any install sessions that expired or were 1986 // cancelled while this volume was missing 1987 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1988 1989 loadPrivatePackages(vol); 1990 1991 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1992 unloadPrivatePackages(vol); 1993 } 1994 } 1995 1996 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1997 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1998 updateExternalMediaStatus(true, false); 1999 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 2000 updateExternalMediaStatus(false, false); 2001 } 2002 } 2003 } 2004 2005 @Override 2006 public void onVolumeForgotten(String fsUuid) { 2007 if (TextUtils.isEmpty(fsUuid)) { 2008 Slog.e(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 2009 return; 2010 } 2011 2012 // Remove any apps installed on the forgotten volume 2013 synchronized (mPackages) { 2014 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 2015 for (PackageSetting ps : packages) { 2016 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 2017 deletePackageVersioned(new VersionedPackage(ps.name, 2018 PackageManager.VERSION_CODE_HIGHEST), 2019 new LegacyPackageDeleteObserver(null).getBinder(), 2020 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS); 2021 // Try very hard to release any references to this package 2022 // so we don't risk the system server being killed due to 2023 // open FDs 2024 AttributeCache.instance().removePackage(ps.name); 2025 } 2026 2027 mSettings.onVolumeForgotten(fsUuid); 2028 mSettings.writeLPr(); 2029 } 2030 } 2031 }; 2032 2033 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int[] userIds, 2034 String[] grantedPermissions) { 2035 for (int userId : userIds) { 2036 grantRequestedRuntimePermissionsForUser(pkg, userId, grantedPermissions); 2037 } 2038 } 2039 2040 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId, 2041 String[] grantedPermissions) { 2042 SettingBase sb = (SettingBase) pkg.mExtras; 2043 if (sb == null) { 2044 return; 2045 } 2046 2047 PermissionsState permissionsState = sb.getPermissionsState(); 2048 2049 final int immutableFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 2050 | PackageManager.FLAG_PERMISSION_POLICY_FIXED; 2051 2052 final boolean supportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 2053 >= Build.VERSION_CODES.M; 2054 2055 final boolean instantApp = isInstantApp(pkg.packageName, userId); 2056 2057 for (String permission : pkg.requestedPermissions) { 2058 final BasePermission bp; 2059 synchronized (mPackages) { 2060 bp = mSettings.mPermissions.get(permission); 2061 } 2062 if (bp != null && (bp.isRuntime() || bp.isDevelopment()) 2063 && (!instantApp || bp.isInstant()) 2064 && (supportsRuntimePermissions || !bp.isRuntimeOnly()) 2065 && (grantedPermissions == null 2066 || ArrayUtils.contains(grantedPermissions, permission))) { 2067 final int flags = permissionsState.getPermissionFlags(permission, userId); 2068 if (supportsRuntimePermissions) { 2069 // Installer cannot change immutable permissions. 2070 if ((flags & immutableFlags) == 0) { 2071 grantRuntimePermission(pkg.packageName, permission, userId); 2072 } 2073 } else if (mPermissionReviewRequired) { 2074 // In permission review mode we clear the review flag when we 2075 // are asked to install the app with all permissions granted. 2076 if ((flags & PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 2077 updatePermissionFlags(permission, pkg.packageName, 2078 PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED, 0, userId); 2079 } 2080 } 2081 } 2082 } 2083 } 2084 2085 Bundle extrasForInstallResult(PackageInstalledInfo res) { 2086 Bundle extras = null; 2087 switch (res.returnCode) { 2088 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 2089 extras = new Bundle(); 2090 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 2091 res.origPermission); 2092 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 2093 res.origPackage); 2094 break; 2095 } 2096 case PackageManager.INSTALL_SUCCEEDED: { 2097 extras = new Bundle(); 2098 extras.putBoolean(Intent.EXTRA_REPLACING, 2099 res.removedInfo != null && res.removedInfo.removedPackage != null); 2100 break; 2101 } 2102 } 2103 return extras; 2104 } 2105 2106 void scheduleWriteSettingsLocked() { 2107 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 2108 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 2109 } 2110 } 2111 2112 void scheduleWritePackageListLocked(int userId) { 2113 if (!mHandler.hasMessages(WRITE_PACKAGE_LIST)) { 2114 Message msg = mHandler.obtainMessage(WRITE_PACKAGE_LIST); 2115 msg.arg1 = userId; 2116 mHandler.sendMessageDelayed(msg, WRITE_SETTINGS_DELAY); 2117 } 2118 } 2119 2120 void scheduleWritePackageRestrictionsLocked(UserHandle user) { 2121 final int userId = user == null ? UserHandle.USER_ALL : user.getIdentifier(); 2122 scheduleWritePackageRestrictionsLocked(userId); 2123 } 2124 2125 void scheduleWritePackageRestrictionsLocked(int userId) { 2126 final int[] userIds = (userId == UserHandle.USER_ALL) 2127 ? sUserManager.getUserIds() : new int[]{userId}; 2128 for (int nextUserId : userIds) { 2129 if (!sUserManager.exists(nextUserId)) return; 2130 mDirtyUsers.add(nextUserId); 2131 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 2132 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 2133 } 2134 } 2135 } 2136 2137 public static PackageManagerService main(Context context, Installer installer, 2138 boolean factoryTest, boolean onlyCore) { 2139 // Self-check for initial settings. 2140 PackageManagerServiceCompilerMapping.checkProperties(); 2141 2142 PackageManagerService m = new PackageManagerService(context, installer, 2143 factoryTest, onlyCore); 2144 m.enableSystemUserPackages(); 2145 ServiceManager.addService("package", m); 2146 return m; 2147 } 2148 2149 private void enableSystemUserPackages() { 2150 if (!UserManager.isSplitSystemUser()) { 2151 return; 2152 } 2153 // For system user, enable apps based on the following conditions: 2154 // - app is whitelisted or belong to one of these groups: 2155 // -- system app which has no launcher icons 2156 // -- system app which has INTERACT_ACROSS_USERS permission 2157 // -- system IME app 2158 // - app is not in the blacklist 2159 AppsQueryHelper queryHelper = new AppsQueryHelper(this); 2160 Set<String> enableApps = new ArraySet<>(); 2161 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_NON_LAUNCHABLE_APPS 2162 | AppsQueryHelper.GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM 2163 | AppsQueryHelper.GET_IMES, /* systemAppsOnly */ true, UserHandle.SYSTEM)); 2164 ArraySet<String> wlApps = SystemConfig.getInstance().getSystemUserWhitelistedApps(); 2165 enableApps.addAll(wlApps); 2166 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_REQUIRED_FOR_SYSTEM_USER, 2167 /* systemAppsOnly */ false, UserHandle.SYSTEM)); 2168 ArraySet<String> blApps = SystemConfig.getInstance().getSystemUserBlacklistedApps(); 2169 enableApps.removeAll(blApps); 2170 Log.i(TAG, "Applications installed for system user: " + enableApps); 2171 List<String> allAps = queryHelper.queryApps(0, /* systemAppsOnly */ false, 2172 UserHandle.SYSTEM); 2173 final int allAppsSize = allAps.size(); 2174 synchronized (mPackages) { 2175 for (int i = 0; i < allAppsSize; i++) { 2176 String pName = allAps.get(i); 2177 PackageSetting pkgSetting = mSettings.mPackages.get(pName); 2178 // Should not happen, but we shouldn't be failing if it does 2179 if (pkgSetting == null) { 2180 continue; 2181 } 2182 boolean install = enableApps.contains(pName); 2183 if (pkgSetting.getInstalled(UserHandle.USER_SYSTEM) != install) { 2184 Log.i(TAG, (install ? "Installing " : "Uninstalling ") + pName 2185 + " for system user"); 2186 pkgSetting.setInstalled(install, UserHandle.USER_SYSTEM); 2187 } 2188 } 2189 scheduleWritePackageRestrictionsLocked(UserHandle.USER_SYSTEM); 2190 } 2191 } 2192 2193 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 2194 DisplayManager displayManager = (DisplayManager) context.getSystemService( 2195 Context.DISPLAY_SERVICE); 2196 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 2197 } 2198 2199 /** 2200 * Requests that files preopted on a secondary system partition be copied to the data partition 2201 * if possible. Note that the actual copying of the files is accomplished by init for security 2202 * reasons. This simply requests that the copy takes place and awaits confirmation of its 2203 * completion. See platform/system/extras/cppreopt/ for the implementation of the actual copy. 2204 */ 2205 private static void requestCopyPreoptedFiles() { 2206 final int WAIT_TIME_MS = 100; 2207 final String CP_PREOPT_PROPERTY = "sys.cppreopt"; 2208 if (SystemProperties.getInt("ro.cp_system_other_odex", 0) == 1) { 2209 SystemProperties.set(CP_PREOPT_PROPERTY, "requested"); 2210 // We will wait for up to 100 seconds. 2211 final long timeStart = SystemClock.uptimeMillis(); 2212 final long timeEnd = timeStart + 100 * 1000; 2213 long timeNow = timeStart; 2214 while (!SystemProperties.get(CP_PREOPT_PROPERTY).equals("finished")) { 2215 try { 2216 Thread.sleep(WAIT_TIME_MS); 2217 } catch (InterruptedException e) { 2218 // Do nothing 2219 } 2220 timeNow = SystemClock.uptimeMillis(); 2221 if (timeNow > timeEnd) { 2222 SystemProperties.set(CP_PREOPT_PROPERTY, "timed-out"); 2223 Slog.wtf(TAG, "cppreopt did not finish!"); 2224 break; 2225 } 2226 } 2227 2228 Slog.i(TAG, "cppreopts took " + (timeNow - timeStart) + " ms"); 2229 } 2230 } 2231 2232 public PackageManagerService(Context context, Installer installer, 2233 boolean factoryTest, boolean onlyCore) { 2234 LockGuard.installLock(mPackages, LockGuard.INDEX_PACKAGES); 2235 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "create package manager"); 2236 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 2237 SystemClock.uptimeMillis()); 2238 2239 if (mSdkVersion <= 0) { 2240 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 2241 } 2242 2243 mContext = context; 2244 2245 mPermissionReviewRequired = context.getResources().getBoolean( 2246 R.bool.config_permissionReviewRequired); 2247 2248 mFactoryTest = factoryTest; 2249 mOnlyCore = onlyCore; 2250 mMetrics = new DisplayMetrics(); 2251 mSettings = new Settings(mPackages); 2252 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 2253 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2254 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 2255 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2256 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 2257 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2258 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 2259 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2260 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 2261 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2262 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 2263 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2264 2265 String separateProcesses = SystemProperties.get("debug.separate_processes"); 2266 if (separateProcesses != null && separateProcesses.length() > 0) { 2267 if ("*".equals(separateProcesses)) { 2268 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 2269 mSeparateProcesses = null; 2270 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 2271 } else { 2272 mDefParseFlags = 0; 2273 mSeparateProcesses = separateProcesses.split(","); 2274 Slog.w(TAG, "Running with debug.separate_processes: " 2275 + separateProcesses); 2276 } 2277 } else { 2278 mDefParseFlags = 0; 2279 mSeparateProcesses = null; 2280 } 2281 2282 mInstaller = installer; 2283 mPackageDexOptimizer = new PackageDexOptimizer(installer, mInstallLock, context, 2284 "*dexopt*"); 2285 mDexManager = new DexManager(this, mPackageDexOptimizer, installer, mInstallLock); 2286 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 2287 2288 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 2289 FgThread.get().getLooper()); 2290 2291 getDefaultDisplayMetrics(context, mMetrics); 2292 2293 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "get system config"); 2294 SystemConfig systemConfig = SystemConfig.getInstance(); 2295 mGlobalGids = systemConfig.getGlobalGids(); 2296 mSystemPermissions = systemConfig.getSystemPermissions(); 2297 mAvailableFeatures = systemConfig.getAvailableFeatures(); 2298 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2299 2300 mProtectedPackages = new ProtectedPackages(mContext); 2301 2302 synchronized (mInstallLock) { 2303 // writer 2304 synchronized (mPackages) { 2305 mHandlerThread = new ServiceThread(TAG, 2306 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 2307 mHandlerThread.start(); 2308 mHandler = new PackageHandler(mHandlerThread.getLooper()); 2309 mProcessLoggingHandler = new ProcessLoggingHandler(); 2310 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 2311 2312 mDefaultPermissionPolicy = new DefaultPermissionGrantPolicy(this); 2313 mInstantAppRegistry = new InstantAppRegistry(this); 2314 2315 File dataDir = Environment.getDataDirectory(); 2316 mAppInstallDir = new File(dataDir, "app"); 2317 mAppLib32InstallDir = new File(dataDir, "app-lib"); 2318 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 2319 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 2320 sUserManager = new UserManagerService(context, this, 2321 new UserDataPreparer(mInstaller, mInstallLock, mContext, mOnlyCore), mPackages); 2322 2323 // Propagate permission configuration in to package manager. 2324 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 2325 = systemConfig.getPermissions(); 2326 for (int i=0; i<permConfig.size(); i++) { 2327 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 2328 BasePermission bp = mSettings.mPermissions.get(perm.name); 2329 if (bp == null) { 2330 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 2331 mSettings.mPermissions.put(perm.name, bp); 2332 } 2333 if (perm.gids != null) { 2334 bp.setGids(perm.gids, perm.perUser); 2335 } 2336 } 2337 2338 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 2339 final int builtInLibCount = libConfig.size(); 2340 for (int i = 0; i < builtInLibCount; i++) { 2341 String name = libConfig.keyAt(i); 2342 String path = libConfig.valueAt(i); 2343 addSharedLibraryLPw(path, null, name, SharedLibraryInfo.VERSION_UNDEFINED, 2344 SharedLibraryInfo.TYPE_BUILTIN, PLATFORM_PACKAGE_NAME, 0); 2345 } 2346 2347 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 2348 2349 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "read user settings"); 2350 mFirstBoot = !mSettings.readLPw(sUserManager.getUsers(false)); 2351 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2352 2353 // Clean up orphaned packages for which the code path doesn't exist 2354 // and they are an update to a system app - caused by bug/32321269 2355 final int packageSettingCount = mSettings.mPackages.size(); 2356 for (int i = packageSettingCount - 1; i >= 0; i--) { 2357 PackageSetting ps = mSettings.mPackages.valueAt(i); 2358 if (!isExternal(ps) && (ps.codePath == null || !ps.codePath.exists()) 2359 && mSettings.getDisabledSystemPkgLPr(ps.name) != null) { 2360 mSettings.mPackages.removeAt(i); 2361 mSettings.enableSystemPackageLPw(ps.name); 2362 } 2363 } 2364 2365 if (mFirstBoot) { 2366 requestCopyPreoptedFiles(); 2367 } 2368 2369 String customResolverActivity = Resources.getSystem().getString( 2370 R.string.config_customResolverActivity); 2371 if (TextUtils.isEmpty(customResolverActivity)) { 2372 customResolverActivity = null; 2373 } else { 2374 mCustomResolverComponentName = ComponentName.unflattenFromString( 2375 customResolverActivity); 2376 } 2377 2378 long startTime = SystemClock.uptimeMillis(); 2379 2380 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 2381 startTime); 2382 2383 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 2384 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 2385 2386 if (bootClassPath == null) { 2387 Slog.w(TAG, "No BOOTCLASSPATH found!"); 2388 } 2389 2390 if (systemServerClassPath == null) { 2391 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 2392 } 2393 2394 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2395 2396 final VersionInfo ver = mSettings.getInternalVersion(); 2397 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2398 if (mIsUpgrade) { 2399 logCriticalInfo(Log.INFO, 2400 "Upgrading from " + ver.fingerprint + " to " + Build.FINGERPRINT); 2401 } 2402 2403 // when upgrading from pre-M, promote system app permissions from install to runtime 2404 mPromoteSystemApps = 2405 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2406 2407 // When upgrading from pre-N, we need to handle package extraction like first boot, 2408 // as there is no profiling data available. 2409 mIsPreNUpgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N; 2410 2411 mIsPreNMR1Upgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N_MR1; 2412 2413 // save off the names of pre-existing system packages prior to scanning; we don't 2414 // want to automatically grant runtime permissions for new system apps 2415 if (mPromoteSystemApps) { 2416 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2417 while (pkgSettingIter.hasNext()) { 2418 PackageSetting ps = pkgSettingIter.next(); 2419 if (isSystemApp(ps)) { 2420 mExistingSystemPackages.add(ps.name); 2421 } 2422 } 2423 } 2424 2425 mCacheDir = preparePackageParserCache(mIsUpgrade); 2426 2427 // Set flag to monitor and not change apk file paths when 2428 // scanning install directories. 2429 int scanFlags = SCAN_BOOTING | SCAN_INITIAL; 2430 2431 if (mIsUpgrade || mFirstBoot) { 2432 scanFlags = scanFlags | SCAN_FIRST_BOOT_OR_UPGRADE; 2433 } 2434 2435 // Collect vendor overlay packages. (Do this before scanning any apps.) 2436 // For security and version matching reason, only consider 2437 // overlay packages if they reside in the right directory. 2438 scanDirTracedLI(new File(VENDOR_OVERLAY_DIR), mDefParseFlags 2439 | PackageParser.PARSE_IS_SYSTEM 2440 | PackageParser.PARSE_IS_SYSTEM_DIR 2441 | PackageParser.PARSE_TRUSTED_OVERLAY, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2442 2443 // Find base frameworks (resource packages without code). 2444 scanDirTracedLI(frameworkDir, mDefParseFlags 2445 | PackageParser.PARSE_IS_SYSTEM 2446 | PackageParser.PARSE_IS_SYSTEM_DIR 2447 | PackageParser.PARSE_IS_PRIVILEGED, 2448 scanFlags | SCAN_NO_DEX, 0); 2449 2450 // Collected privileged system packages. 2451 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2452 scanDirTracedLI(privilegedAppDir, mDefParseFlags 2453 | PackageParser.PARSE_IS_SYSTEM 2454 | PackageParser.PARSE_IS_SYSTEM_DIR 2455 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2456 2457 // Collect ordinary system packages. 2458 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2459 scanDirTracedLI(systemAppDir, mDefParseFlags 2460 | PackageParser.PARSE_IS_SYSTEM 2461 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2462 2463 // Collect all vendor packages. 2464 File vendorAppDir = new File("/vendor/app"); 2465 try { 2466 vendorAppDir = vendorAppDir.getCanonicalFile(); 2467 } catch (IOException e) { 2468 // failed to look up canonical path, continue with original one 2469 } 2470 scanDirTracedLI(vendorAppDir, mDefParseFlags 2471 | PackageParser.PARSE_IS_SYSTEM 2472 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2473 2474 // Collect all OEM packages. 2475 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2476 scanDirTracedLI(oemAppDir, mDefParseFlags 2477 | PackageParser.PARSE_IS_SYSTEM 2478 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2479 2480 // Prune any system packages that no longer exist. 2481 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2482 if (!mOnlyCore) { 2483 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2484 while (psit.hasNext()) { 2485 PackageSetting ps = psit.next(); 2486 2487 /* 2488 * If this is not a system app, it can't be a 2489 * disable system app. 2490 */ 2491 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2492 continue; 2493 } 2494 2495 /* 2496 * If the package is scanned, it's not erased. 2497 */ 2498 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2499 if (scannedPkg != null) { 2500 /* 2501 * If the system app is both scanned and in the 2502 * disabled packages list, then it must have been 2503 * added via OTA. Remove it from the currently 2504 * scanned package so the previously user-installed 2505 * application can be scanned. 2506 */ 2507 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2508 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2509 + ps.name + "; removing system app. Last known codePath=" 2510 + ps.codePathString + ", installStatus=" + ps.installStatus 2511 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2512 + scannedPkg.mVersionCode); 2513 removePackageLI(scannedPkg, true); 2514 mExpectingBetter.put(ps.name, ps.codePath); 2515 } 2516 2517 continue; 2518 } 2519 2520 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2521 psit.remove(); 2522 logCriticalInfo(Log.WARN, "System package " + ps.name 2523 + " no longer exists; it's data will be wiped"); 2524 // Actual deletion of code and data will be handled by later 2525 // reconciliation step 2526 } else { 2527 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2528 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2529 possiblyDeletedUpdatedSystemApps.add(ps.name); 2530 } 2531 } 2532 } 2533 } 2534 2535 //look for any incomplete package installations 2536 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2537 for (int i = 0; i < deletePkgsList.size(); i++) { 2538 // Actual deletion of code and data will be handled by later 2539 // reconciliation step 2540 final String packageName = deletePkgsList.get(i).name; 2541 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + packageName); 2542 synchronized (mPackages) { 2543 mSettings.removePackageLPw(packageName); 2544 } 2545 } 2546 2547 //delete tmp files 2548 deleteTempPackageFiles(); 2549 2550 // Remove any shared userIDs that have no associated packages 2551 mSettings.pruneSharedUsersLPw(); 2552 2553 if (!mOnlyCore) { 2554 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2555 SystemClock.uptimeMillis()); 2556 scanDirTracedLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2557 2558 scanDirTracedLI(mDrmAppPrivateInstallDir, mDefParseFlags 2559 | PackageParser.PARSE_FORWARD_LOCK, 2560 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2561 2562 /** 2563 * Remove disable package settings for any updated system 2564 * apps that were removed via an OTA. If they're not a 2565 * previously-updated app, remove them completely. 2566 * Otherwise, just revoke their system-level permissions. 2567 */ 2568 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2569 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2570 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2571 2572 String msg; 2573 if (deletedPkg == null) { 2574 msg = "Updated system package " + deletedAppName 2575 + " no longer exists; it's data will be wiped"; 2576 // Actual deletion of code and data will be handled by later 2577 // reconciliation step 2578 } else { 2579 msg = "Updated system app + " + deletedAppName 2580 + " no longer present; removing system privileges for " 2581 + deletedAppName; 2582 2583 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2584 2585 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2586 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2587 } 2588 logCriticalInfo(Log.WARN, msg); 2589 } 2590 2591 /** 2592 * Make sure all system apps that we expected to appear on 2593 * the userdata partition actually showed up. If they never 2594 * appeared, crawl back and revive the system version. 2595 */ 2596 for (int i = 0; i < mExpectingBetter.size(); i++) { 2597 final String packageName = mExpectingBetter.keyAt(i); 2598 if (!mPackages.containsKey(packageName)) { 2599 final File scanFile = mExpectingBetter.valueAt(i); 2600 2601 logCriticalInfo(Log.WARN, "Expected better " + packageName 2602 + " but never showed up; reverting to system"); 2603 2604 int reparseFlags = mDefParseFlags; 2605 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2606 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2607 | PackageParser.PARSE_IS_SYSTEM_DIR 2608 | PackageParser.PARSE_IS_PRIVILEGED; 2609 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2610 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2611 | PackageParser.PARSE_IS_SYSTEM_DIR; 2612 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2613 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2614 | PackageParser.PARSE_IS_SYSTEM_DIR; 2615 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2616 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2617 | PackageParser.PARSE_IS_SYSTEM_DIR; 2618 } else { 2619 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2620 continue; 2621 } 2622 2623 mSettings.enableSystemPackageLPw(packageName); 2624 2625 try { 2626 scanPackageTracedLI(scanFile, reparseFlags, scanFlags, 0, null); 2627 } catch (PackageManagerException e) { 2628 Slog.e(TAG, "Failed to parse original system package: " 2629 + e.getMessage()); 2630 } 2631 } 2632 } 2633 } 2634 mExpectingBetter.clear(); 2635 2636 // Resolve the storage manager. 2637 mStorageManagerPackage = getStorageManagerPackageName(); 2638 2639 // Resolve protected action filters. Only the setup wizard is allowed to 2640 // have a high priority filter for these actions. 2641 mSetupWizardPackage = getSetupWizardPackageName(); 2642 if (mProtectedFilters.size() > 0) { 2643 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 2644 Slog.i(TAG, "No setup wizard;" 2645 + " All protected intents capped to priority 0"); 2646 } 2647 for (ActivityIntentInfo filter : mProtectedFilters) { 2648 if (filter.activity.info.packageName.equals(mSetupWizardPackage)) { 2649 if (DEBUG_FILTERS) { 2650 Slog.i(TAG, "Found setup wizard;" 2651 + " allow priority " + filter.getPriority() + ";" 2652 + " package: " + filter.activity.info.packageName 2653 + " activity: " + filter.activity.className 2654 + " priority: " + filter.getPriority()); 2655 } 2656 // skip setup wizard; allow it to keep the high priority filter 2657 continue; 2658 } 2659 Slog.w(TAG, "Protected action; cap priority to 0;" 2660 + " package: " + filter.activity.info.packageName 2661 + " activity: " + filter.activity.className 2662 + " origPrio: " + filter.getPriority()); 2663 filter.setPriority(0); 2664 } 2665 } 2666 mDeferProtectedFilters = false; 2667 mProtectedFilters.clear(); 2668 2669 // Now that we know all of the shared libraries, update all clients to have 2670 // the correct library paths. 2671 updateAllSharedLibrariesLPw(null); 2672 2673 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2674 // NOTE: We ignore potential failures here during a system scan (like 2675 // the rest of the commands above) because there's precious little we 2676 // can do about it. A settings error is reported, though. 2677 adjustCpuAbisForSharedUserLPw(setting.packages, null /*scannedPackage*/); 2678 } 2679 2680 // Now that we know all the packages we are keeping, 2681 // read and update their last usage times. 2682 mPackageUsage.read(mPackages); 2683 mCompilerStats.read(); 2684 2685 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2686 SystemClock.uptimeMillis()); 2687 Slog.i(TAG, "Time to scan packages: " 2688 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2689 + " seconds"); 2690 2691 // If the platform SDK has changed since the last time we booted, 2692 // we need to re-grant app permission to catch any new ones that 2693 // appear. This is really a hack, and means that apps can in some 2694 // cases get permissions that the user didn't initially explicitly 2695 // allow... it would be nice to have some better way to handle 2696 // this situation. 2697 int updateFlags = UPDATE_PERMISSIONS_ALL; 2698 if (ver.sdkVersion != mSdkVersion) { 2699 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2700 + mSdkVersion + "; regranting permissions for internal storage"); 2701 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 2702 } 2703 updatePermissionsLPw(null, null, StorageManager.UUID_PRIVATE_INTERNAL, updateFlags); 2704 ver.sdkVersion = mSdkVersion; 2705 2706 // If this is the first boot or an update from pre-M, and it is a normal 2707 // boot, then we need to initialize the default preferred apps across 2708 // all defined users. 2709 if (!onlyCore && (mPromoteSystemApps || mFirstBoot)) { 2710 for (UserInfo user : sUserManager.getUsers(true)) { 2711 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 2712 applyFactoryDefaultBrowserLPw(user.id); 2713 primeDomainVerificationsLPw(user.id); 2714 } 2715 } 2716 2717 // Prepare storage for system user really early during boot, 2718 // since core system apps like SettingsProvider and SystemUI 2719 // can't wait for user to start 2720 final int storageFlags; 2721 if (StorageManager.isFileEncryptedNativeOrEmulated()) { 2722 storageFlags = StorageManager.FLAG_STORAGE_DE; 2723 } else { 2724 storageFlags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 2725 } 2726 List<String> deferPackages = reconcileAppsDataLI(StorageManager.UUID_PRIVATE_INTERNAL, 2727 UserHandle.USER_SYSTEM, storageFlags, true /* migrateAppData */, 2728 true /* onlyCoreApps */); 2729 mPrepareAppDataFuture = SystemServerInitThreadPool.get().submit(() -> { 2730 BootTimingsTraceLog traceLog = new BootTimingsTraceLog("SystemServerTimingAsync", 2731 Trace.TRACE_TAG_PACKAGE_MANAGER); 2732 traceLog.traceBegin("AppDataFixup"); 2733 try { 2734 mInstaller.fixupAppData(StorageManager.UUID_PRIVATE_INTERNAL, 2735 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 2736 } catch (InstallerException e) { 2737 Slog.w(TAG, "Trouble fixing GIDs", e); 2738 } 2739 traceLog.traceEnd(); 2740 2741 traceLog.traceBegin("AppDataPrepare"); 2742 if (deferPackages == null || deferPackages.isEmpty()) { 2743 return; 2744 } 2745 int count = 0; 2746 for (String pkgName : deferPackages) { 2747 PackageParser.Package pkg = null; 2748 synchronized (mPackages) { 2749 PackageSetting ps = mSettings.getPackageLPr(pkgName); 2750 if (ps != null && ps.getInstalled(UserHandle.USER_SYSTEM)) { 2751 pkg = ps.pkg; 2752 } 2753 } 2754 if (pkg != null) { 2755 synchronized (mInstallLock) { 2756 prepareAppDataAndMigrateLIF(pkg, UserHandle.USER_SYSTEM, storageFlags, 2757 true /* maybeMigrateAppData */); 2758 } 2759 count++; 2760 } 2761 } 2762 traceLog.traceEnd(); 2763 Slog.i(TAG, "Deferred reconcileAppsData finished " + count + " packages"); 2764 }, "prepareAppData"); 2765 2766 // If this is first boot after an OTA, and a normal boot, then 2767 // we need to clear code cache directories. 2768 // Note that we do *not* clear the application profiles. These remain valid 2769 // across OTAs and are used to drive profile verification (post OTA) and 2770 // profile compilation (without waiting to collect a fresh set of profiles). 2771 if (mIsUpgrade && !onlyCore) { 2772 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2773 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2774 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2775 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2776 // No apps are running this early, so no need to freeze 2777 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 2778 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 2779 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 2780 } 2781 } 2782 ver.fingerprint = Build.FINGERPRINT; 2783 } 2784 2785 checkDefaultBrowser(); 2786 2787 // clear only after permissions and other defaults have been updated 2788 mExistingSystemPackages.clear(); 2789 mPromoteSystemApps = false; 2790 2791 // All the changes are done during package scanning. 2792 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2793 2794 // can downgrade to reader 2795 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "write settings"); 2796 mSettings.writeLPr(); 2797 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2798 2799 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2800 SystemClock.uptimeMillis()); 2801 2802 if (!mOnlyCore) { 2803 mRequiredVerifierPackage = getRequiredButNotReallyRequiredVerifierLPr(); 2804 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2805 mRequiredUninstallerPackage = getRequiredUninstallerLPr(); 2806 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2807 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2808 mIntentFilterVerifierComponent); 2809 mServicesSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 2810 PackageManager.SYSTEM_SHARED_LIBRARY_SERVICES, 2811 SharedLibraryInfo.VERSION_UNDEFINED); 2812 mSharedSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 2813 PackageManager.SYSTEM_SHARED_LIBRARY_SHARED, 2814 SharedLibraryInfo.VERSION_UNDEFINED); 2815 } else { 2816 mRequiredVerifierPackage = null; 2817 mRequiredInstallerPackage = null; 2818 mRequiredUninstallerPackage = null; 2819 mIntentFilterVerifierComponent = null; 2820 mIntentFilterVerifier = null; 2821 mServicesSystemSharedLibraryPackageName = null; 2822 mSharedSystemSharedLibraryPackageName = null; 2823 } 2824 2825 mInstallerService = new PackageInstallerService(context, this); 2826 final Pair<ComponentName, String> instantAppResolverComponent = 2827 getInstantAppResolverLPr(); 2828 if (instantAppResolverComponent != null) { 2829 if (DEBUG_EPHEMERAL) { 2830 Slog.d(TAG, "Set ephemeral resolver: " + instantAppResolverComponent); 2831 } 2832 mInstantAppResolverConnection = new EphemeralResolverConnection( 2833 mContext, instantAppResolverComponent.first, 2834 instantAppResolverComponent.second); 2835 mInstantAppResolverSettingsComponent = 2836 getInstantAppResolverSettingsLPr(instantAppResolverComponent.first); 2837 } else { 2838 mInstantAppResolverConnection = null; 2839 mInstantAppResolverSettingsComponent = null; 2840 } 2841 updateInstantAppInstallerLocked(null); 2842 2843 // Read and update the usage of dex files. 2844 // Do this at the end of PM init so that all the packages have their 2845 // data directory reconciled. 2846 // At this point we know the code paths of the packages, so we can validate 2847 // the disk file and build the internal cache. 2848 // The usage file is expected to be small so loading and verifying it 2849 // should take a fairly small time compare to the other activities (e.g. package 2850 // scanning). 2851 final Map<Integer, List<PackageInfo>> userPackages = new HashMap<>(); 2852 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 2853 for (int userId : currentUserIds) { 2854 userPackages.put(userId, getInstalledPackages(/*flags*/ 0, userId).getList()); 2855 } 2856 mDexManager.load(userPackages); 2857 } // synchronized (mPackages) 2858 } // synchronized (mInstallLock) 2859 2860 // Now after opening every single application zip, make sure they 2861 // are all flushed. Not really needed, but keeps things nice and 2862 // tidy. 2863 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "GC"); 2864 Runtime.getRuntime().gc(); 2865 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2866 2867 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "loadFallbacks"); 2868 FallbackCategoryProvider.loadFallbacks(); 2869 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2870 2871 // The initial scanning above does many calls into installd while 2872 // holding the mPackages lock, but we're mostly interested in yelling 2873 // once we have a booted system. 2874 mInstaller.setWarnIfHeld(mPackages); 2875 2876 // Expose private service for system components to use. 2877 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2878 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2879 } 2880 2881 private void updateInstantAppInstallerLocked(String modifiedPackage) { 2882 // we're only interested in updating the installer appliction when 1) it's not 2883 // already set or 2) the modified package is the installer 2884 if (mInstantAppInstallerActivity != null 2885 && !mInstantAppInstallerActivity.getComponentName().getPackageName() 2886 .equals(modifiedPackage)) { 2887 return; 2888 } 2889 setUpInstantAppInstallerActivityLP(getInstantAppInstallerLPr()); 2890 } 2891 2892 private static File preparePackageParserCache(boolean isUpgrade) { 2893 if (!DEFAULT_PACKAGE_PARSER_CACHE_ENABLED) { 2894 return null; 2895 } 2896 2897 // Disable package parsing on eng builds to allow for faster incremental development. 2898 if ("eng".equals(Build.TYPE)) { 2899 return null; 2900 } 2901 2902 if (SystemProperties.getBoolean("pm.boot.disable_package_cache", false)) { 2903 Slog.i(TAG, "Disabling package parser cache due to system property."); 2904 return null; 2905 } 2906 2907 // The base directory for the package parser cache lives under /data/system/. 2908 final File cacheBaseDir = FileUtils.createDir(Environment.getDataSystemDirectory(), 2909 "package_cache"); 2910 if (cacheBaseDir == null) { 2911 return null; 2912 } 2913 2914 // If this is a system upgrade scenario, delete the contents of the package cache dir. 2915 // This also serves to "GC" unused entries when the package cache version changes (which 2916 // can only happen during upgrades). 2917 if (isUpgrade) { 2918 FileUtils.deleteContents(cacheBaseDir); 2919 } 2920 2921 2922 // Return the versioned package cache directory. This is something like 2923 // "/data/system/package_cache/1" 2924 File cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 2925 2926 // The following is a workaround to aid development on non-numbered userdebug 2927 // builds or cases where "adb sync" is used on userdebug builds. If we detect that 2928 // the system partition is newer. 2929 // 2930 // NOTE: When no BUILD_NUMBER is set by the build system, it defaults to a build 2931 // that starts with "eng." to signify that this is an engineering build and not 2932 // destined for release. 2933 if ("userdebug".equals(Build.TYPE) && Build.VERSION.INCREMENTAL.startsWith("eng.")) { 2934 Slog.w(TAG, "Wiping cache directory because the system partition changed."); 2935 2936 // Heuristic: If the /system directory has been modified recently due to an "adb sync" 2937 // or a regular make, then blow away the cache. Note that mtimes are *NOT* reliable 2938 // in general and should not be used for production changes. In this specific case, 2939 // we know that they will work. 2940 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2941 if (cacheDir.lastModified() < frameworkDir.lastModified()) { 2942 FileUtils.deleteContents(cacheBaseDir); 2943 cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 2944 } 2945 } 2946 2947 return cacheDir; 2948 } 2949 2950 @Override 2951 public boolean isFirstBoot() { 2952 return mFirstBoot; 2953 } 2954 2955 @Override 2956 public boolean isOnlyCoreApps() { 2957 return mOnlyCore; 2958 } 2959 2960 @Override 2961 public boolean isUpgrade() { 2962 return mIsUpgrade; 2963 } 2964 2965 private @Nullable String getRequiredButNotReallyRequiredVerifierLPr() { 2966 final Intent intent = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2967 2968 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 2969 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 2970 UserHandle.USER_SYSTEM); 2971 if (matches.size() == 1) { 2972 return matches.get(0).getComponentInfo().packageName; 2973 } else if (matches.size() == 0) { 2974 Log.e(TAG, "There should probably be a verifier, but, none were found"); 2975 return null; 2976 } 2977 throw new RuntimeException("There must be exactly one verifier; found " + matches); 2978 } 2979 2980 private @NonNull String getRequiredSharedLibraryLPr(String name, int version) { 2981 synchronized (mPackages) { 2982 SharedLibraryEntry libraryEntry = getSharedLibraryEntryLPr(name, version); 2983 if (libraryEntry == null) { 2984 throw new IllegalStateException("Missing required shared library:" + name); 2985 } 2986 return libraryEntry.apk; 2987 } 2988 } 2989 2990 private @NonNull String getRequiredInstallerLPr() { 2991 final Intent intent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2992 intent.addCategory(Intent.CATEGORY_DEFAULT); 2993 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2994 2995 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 2996 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 2997 UserHandle.USER_SYSTEM); 2998 if (matches.size() == 1) { 2999 ResolveInfo resolveInfo = matches.get(0); 3000 if (!resolveInfo.activityInfo.applicationInfo.isPrivilegedApp()) { 3001 throw new RuntimeException("The installer must be a privileged app"); 3002 } 3003 return matches.get(0).getComponentInfo().packageName; 3004 } else { 3005 throw new RuntimeException("There must be exactly one installer; found " + matches); 3006 } 3007 } 3008 3009 private @NonNull String getRequiredUninstallerLPr() { 3010 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 3011 intent.addCategory(Intent.CATEGORY_DEFAULT); 3012 intent.setData(Uri.fromParts(PACKAGE_SCHEME, "foo.bar", null)); 3013 3014 final ResolveInfo resolveInfo = resolveIntent(intent, null, 3015 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3016 UserHandle.USER_SYSTEM); 3017 if (resolveInfo == null || 3018 mResolveActivity.name.equals(resolveInfo.getComponentInfo().name)) { 3019 throw new RuntimeException("There must be exactly one uninstaller; found " 3020 + resolveInfo); 3021 } 3022 return resolveInfo.getComponentInfo().packageName; 3023 } 3024 3025 private @NonNull ComponentName getIntentFilterVerifierComponentNameLPr() { 3026 final Intent intent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 3027 3028 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 3029 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3030 UserHandle.USER_SYSTEM); 3031 ResolveInfo best = null; 3032 final int N = matches.size(); 3033 for (int i = 0; i < N; i++) { 3034 final ResolveInfo cur = matches.get(i); 3035 final String packageName = cur.getComponentInfo().packageName; 3036 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 3037 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 3038 continue; 3039 } 3040 3041 if (best == null || cur.priority > best.priority) { 3042 best = cur; 3043 } 3044 } 3045 3046 if (best != null) { 3047 return best.getComponentInfo().getComponentName(); 3048 } else { 3049 throw new RuntimeException("There must be at least one intent filter verifier"); 3050 } 3051 } 3052 3053 private @Nullable Pair<ComponentName, String> getInstantAppResolverLPr() { 3054 final String[] packageArray = 3055 mContext.getResources().getStringArray(R.array.config_ephemeralResolverPackage); 3056 if (packageArray.length == 0 && !Build.IS_DEBUGGABLE) { 3057 if (DEBUG_EPHEMERAL) { 3058 Slog.d(TAG, "Ephemeral resolver NOT found; empty package list"); 3059 } 3060 return null; 3061 } 3062 3063 final int callingUid = Binder.getCallingUid(); 3064 final int resolveFlags = 3065 MATCH_DIRECT_BOOT_AWARE 3066 | MATCH_DIRECT_BOOT_UNAWARE 3067 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3068 String actionName = Intent.ACTION_RESOLVE_INSTANT_APP_PACKAGE; 3069 final Intent resolverIntent = new Intent(actionName); 3070 List<ResolveInfo> resolvers = queryIntentServicesInternal(resolverIntent, null, 3071 resolveFlags, UserHandle.USER_SYSTEM, callingUid, false /*includeInstantApps*/); 3072 // temporarily look for the old action 3073 if (resolvers.size() == 0) { 3074 if (DEBUG_EPHEMERAL) { 3075 Slog.d(TAG, "Ephemeral resolver not found with new action; try old one"); 3076 } 3077 actionName = Intent.ACTION_RESOLVE_EPHEMERAL_PACKAGE; 3078 resolverIntent.setAction(actionName); 3079 resolvers = queryIntentServicesInternal(resolverIntent, null, 3080 resolveFlags, UserHandle.USER_SYSTEM, callingUid, false /*includeInstantApps*/); 3081 } 3082 final int N = resolvers.size(); 3083 if (N == 0) { 3084 if (DEBUG_EPHEMERAL) { 3085 Slog.d(TAG, "Ephemeral resolver NOT found; no matching intent filters"); 3086 } 3087 return null; 3088 } 3089 3090 final Set<String> possiblePackages = new ArraySet<>(Arrays.asList(packageArray)); 3091 for (int i = 0; i < N; i++) { 3092 final ResolveInfo info = resolvers.get(i); 3093 3094 if (info.serviceInfo == null) { 3095 continue; 3096 } 3097 3098 final String packageName = info.serviceInfo.packageName; 3099 if (!possiblePackages.contains(packageName) && !Build.IS_DEBUGGABLE) { 3100 if (DEBUG_EPHEMERAL) { 3101 Slog.d(TAG, "Ephemeral resolver not in allowed package list;" 3102 + " pkg: " + packageName + ", info:" + info); 3103 } 3104 continue; 3105 } 3106 3107 if (DEBUG_EPHEMERAL) { 3108 Slog.v(TAG, "Ephemeral resolver found;" 3109 + " pkg: " + packageName + ", info:" + info); 3110 } 3111 return new Pair<>(new ComponentName(packageName, info.serviceInfo.name), actionName); 3112 } 3113 if (DEBUG_EPHEMERAL) { 3114 Slog.v(TAG, "Ephemeral resolver NOT found"); 3115 } 3116 return null; 3117 } 3118 3119 private @Nullable ActivityInfo getInstantAppInstallerLPr() { 3120 final Intent intent = new Intent(Intent.ACTION_INSTALL_INSTANT_APP_PACKAGE); 3121 intent.addCategory(Intent.CATEGORY_DEFAULT); 3122 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3123 3124 final int resolveFlags = 3125 MATCH_DIRECT_BOOT_AWARE 3126 | MATCH_DIRECT_BOOT_UNAWARE 3127 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3128 List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3129 resolveFlags, UserHandle.USER_SYSTEM); 3130 // temporarily look for the old action 3131 if (matches.isEmpty()) { 3132 if (DEBUG_EPHEMERAL) { 3133 Slog.d(TAG, "Ephemeral installer not found with new action; try old one"); 3134 } 3135 intent.setAction(Intent.ACTION_INSTALL_EPHEMERAL_PACKAGE); 3136 matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3137 resolveFlags, UserHandle.USER_SYSTEM); 3138 } 3139 Iterator<ResolveInfo> iter = matches.iterator(); 3140 while (iter.hasNext()) { 3141 final ResolveInfo rInfo = iter.next(); 3142 final PackageSetting ps = mSettings.mPackages.get(rInfo.activityInfo.packageName); 3143 if (ps != null) { 3144 final PermissionsState permissionsState = ps.getPermissionsState(); 3145 if (permissionsState.hasPermission(Manifest.permission.INSTALL_PACKAGES, 0)) { 3146 continue; 3147 } 3148 } 3149 iter.remove(); 3150 } 3151 if (matches.size() == 0) { 3152 return null; 3153 } else if (matches.size() == 1) { 3154 return (ActivityInfo) matches.get(0).getComponentInfo(); 3155 } else { 3156 throw new RuntimeException( 3157 "There must be at most one ephemeral installer; found " + matches); 3158 } 3159 } 3160 3161 private @Nullable ComponentName getInstantAppResolverSettingsLPr( 3162 @NonNull ComponentName resolver) { 3163 final Intent intent = new Intent(Intent.ACTION_INSTANT_APP_RESOLVER_SETTINGS) 3164 .addCategory(Intent.CATEGORY_DEFAULT) 3165 .setPackage(resolver.getPackageName()); 3166 final int resolveFlags = MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 3167 List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, resolveFlags, 3168 UserHandle.USER_SYSTEM); 3169 // temporarily look for the old action 3170 if (matches.isEmpty()) { 3171 if (DEBUG_EPHEMERAL) { 3172 Slog.d(TAG, "Ephemeral resolver settings not found with new action; try old one"); 3173 } 3174 intent.setAction(Intent.ACTION_EPHEMERAL_RESOLVER_SETTINGS); 3175 matches = queryIntentActivitiesInternal(intent, null, resolveFlags, 3176 UserHandle.USER_SYSTEM); 3177 } 3178 if (matches.isEmpty()) { 3179 return null; 3180 } 3181 return matches.get(0).getComponentInfo().getComponentName(); 3182 } 3183 3184 private void primeDomainVerificationsLPw(int userId) { 3185 if (DEBUG_DOMAIN_VERIFICATION) { 3186 Slog.d(TAG, "Priming domain verifications in user " + userId); 3187 } 3188 3189 SystemConfig systemConfig = SystemConfig.getInstance(); 3190 ArraySet<String> packages = systemConfig.getLinkedApps(); 3191 3192 for (String packageName : packages) { 3193 PackageParser.Package pkg = mPackages.get(packageName); 3194 if (pkg != null) { 3195 if (!pkg.isSystemApp()) { 3196 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 3197 continue; 3198 } 3199 3200 ArraySet<String> domains = null; 3201 for (PackageParser.Activity a : pkg.activities) { 3202 for (ActivityIntentInfo filter : a.intents) { 3203 if (hasValidDomains(filter)) { 3204 if (domains == null) { 3205 domains = new ArraySet<String>(); 3206 } 3207 domains.addAll(filter.getHostsList()); 3208 } 3209 } 3210 } 3211 3212 if (domains != null && domains.size() > 0) { 3213 if (DEBUG_DOMAIN_VERIFICATION) { 3214 Slog.v(TAG, " + " + packageName); 3215 } 3216 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 3217 // state w.r.t. the formal app-linkage "no verification attempted" state; 3218 // and then 'always' in the per-user state actually used for intent resolution. 3219 final IntentFilterVerificationInfo ivi; 3220 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, domains); 3221 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 3222 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 3223 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 3224 } else { 3225 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 3226 + "' does not handle web links"); 3227 } 3228 } else { 3229 Slog.w(TAG, "Unknown package " + packageName + " in sysconfig <app-link>"); 3230 } 3231 } 3232 3233 scheduleWritePackageRestrictionsLocked(userId); 3234 scheduleWriteSettingsLocked(); 3235 } 3236 3237 private void applyFactoryDefaultBrowserLPw(int userId) { 3238 // The default browser app's package name is stored in a string resource, 3239 // with a product-specific overlay used for vendor customization. 3240 String browserPkg = mContext.getResources().getString( 3241 com.android.internal.R.string.default_browser); 3242 if (!TextUtils.isEmpty(browserPkg)) { 3243 // non-empty string => required to be a known package 3244 PackageSetting ps = mSettings.mPackages.get(browserPkg); 3245 if (ps == null) { 3246 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 3247 browserPkg = null; 3248 } else { 3249 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3250 } 3251 } 3252 3253 // Nothing valid explicitly set? Make the factory-installed browser the explicit 3254 // default. If there's more than one, just leave everything alone. 3255 if (browserPkg == null) { 3256 calculateDefaultBrowserLPw(userId); 3257 } 3258 } 3259 3260 private void calculateDefaultBrowserLPw(int userId) { 3261 List<String> allBrowsers = resolveAllBrowserApps(userId); 3262 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 3263 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3264 } 3265 3266 private List<String> resolveAllBrowserApps(int userId) { 3267 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 3268 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3269 PackageManager.MATCH_ALL, userId); 3270 3271 final int count = list.size(); 3272 List<String> result = new ArrayList<String>(count); 3273 for (int i=0; i<count; i++) { 3274 ResolveInfo info = list.get(i); 3275 if (info.activityInfo == null 3276 || !info.handleAllWebDataURI 3277 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 3278 || result.contains(info.activityInfo.packageName)) { 3279 continue; 3280 } 3281 result.add(info.activityInfo.packageName); 3282 } 3283 3284 return result; 3285 } 3286 3287 private boolean packageIsBrowser(String packageName, int userId) { 3288 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3289 PackageManager.MATCH_ALL, userId); 3290 final int N = list.size(); 3291 for (int i = 0; i < N; i++) { 3292 ResolveInfo info = list.get(i); 3293 if (packageName.equals(info.activityInfo.packageName)) { 3294 return true; 3295 } 3296 } 3297 return false; 3298 } 3299 3300 private void checkDefaultBrowser() { 3301 final int myUserId = UserHandle.myUserId(); 3302 final String packageName = getDefaultBrowserPackageName(myUserId); 3303 if (packageName != null) { 3304 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 3305 if (info == null) { 3306 Slog.w(TAG, "Default browser no longer installed: " + packageName); 3307 synchronized (mPackages) { 3308 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 3309 } 3310 } 3311 } 3312 } 3313 3314 @Override 3315 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 3316 throws RemoteException { 3317 try { 3318 return super.onTransact(code, data, reply, flags); 3319 } catch (RuntimeException e) { 3320 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 3321 Slog.wtf(TAG, "Package Manager Crash", e); 3322 } 3323 throw e; 3324 } 3325 } 3326 3327 static int[] appendInts(int[] cur, int[] add) { 3328 if (add == null) return cur; 3329 if (cur == null) return add; 3330 final int N = add.length; 3331 for (int i=0; i<N; i++) { 3332 cur = appendInt(cur, add[i]); 3333 } 3334 return cur; 3335 } 3336 3337 private PackageInfo generatePackageInfo(PackageSetting ps, int flags, int userId) { 3338 if (!sUserManager.exists(userId)) return null; 3339 if (ps == null) { 3340 return null; 3341 } 3342 final PackageParser.Package p = ps.pkg; 3343 if (p == null) { 3344 return null; 3345 } 3346 // Filter out ephemeral app metadata: 3347 // * The system/shell/root can see metadata for any app 3348 // * An installed app can see metadata for 1) other installed apps 3349 // and 2) ephemeral apps that have explicitly interacted with it 3350 // * Ephemeral apps can only see their own data and exposed installed apps 3351 // * Holding a signature permission allows seeing instant apps 3352 final int callingAppId = UserHandle.getAppId(Binder.getCallingUid()); 3353 if (callingAppId != Process.SYSTEM_UID 3354 && callingAppId != Process.SHELL_UID 3355 && callingAppId != Process.ROOT_UID 3356 && checkUidPermission(Manifest.permission.ACCESS_INSTANT_APPS, 3357 Binder.getCallingUid()) != PackageManager.PERMISSION_GRANTED) { 3358 final String instantAppPackageName = getInstantAppPackageName(Binder.getCallingUid()); 3359 if (instantAppPackageName != null) { 3360 // ephemeral apps can only get information on themselves or 3361 // installed apps that are exposed. 3362 if (!instantAppPackageName.equals(p.packageName) 3363 && (ps.getInstantApp(userId) || !p.visibleToInstantApps)) { 3364 return null; 3365 } 3366 } else { 3367 if (ps.getInstantApp(userId)) { 3368 // only get access to the ephemeral app if we've been granted access 3369 if (!mInstantAppRegistry.isInstantAccessGranted( 3370 userId, callingAppId, ps.appId)) { 3371 return null; 3372 } 3373 } 3374 } 3375 } 3376 3377 final PermissionsState permissionsState = ps.getPermissionsState(); 3378 3379 // Compute GIDs only if requested 3380 final int[] gids = (flags & PackageManager.GET_GIDS) == 0 3381 ? EMPTY_INT_ARRAY : permissionsState.computeGids(userId); 3382 // Compute granted permissions only if package has requested permissions 3383 final Set<String> permissions = ArrayUtils.isEmpty(p.requestedPermissions) 3384 ? Collections.<String>emptySet() : permissionsState.getPermissions(userId); 3385 final PackageUserState state = ps.readUserState(userId); 3386 3387 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0 3388 && ps.isSystem()) { 3389 flags |= MATCH_ANY_USER; 3390 } 3391 3392 PackageInfo packageInfo = PackageParser.generatePackageInfo(p, gids, flags, 3393 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 3394 3395 if (packageInfo == null) { 3396 return null; 3397 } 3398 3399 rebaseEnabledOverlays(packageInfo.applicationInfo, userId); 3400 3401 packageInfo.packageName = packageInfo.applicationInfo.packageName = 3402 resolveExternalPackageNameLPr(p); 3403 3404 return packageInfo; 3405 } 3406 3407 @Override 3408 public void checkPackageStartable(String packageName, int userId) { 3409 final boolean userKeyUnlocked = StorageManager.isUserKeyUnlocked(userId); 3410 3411 synchronized (mPackages) { 3412 final PackageSetting ps = mSettings.mPackages.get(packageName); 3413 if (ps == null) { 3414 throw new SecurityException("Package " + packageName + " was not found!"); 3415 } 3416 3417 if (!ps.getInstalled(userId)) { 3418 throw new SecurityException( 3419 "Package " + packageName + " was not installed for user " + userId + "!"); 3420 } 3421 3422 if (mSafeMode && !ps.isSystem()) { 3423 throw new SecurityException("Package " + packageName + " not a system app!"); 3424 } 3425 3426 if (mFrozenPackages.contains(packageName)) { 3427 throw new SecurityException("Package " + packageName + " is currently frozen!"); 3428 } 3429 3430 if (!userKeyUnlocked && !(ps.pkg.applicationInfo.isDirectBootAware() 3431 || ps.pkg.applicationInfo.isPartiallyDirectBootAware())) { 3432 throw new SecurityException("Package " + packageName + " is not encryption aware!"); 3433 } 3434 } 3435 } 3436 3437 @Override 3438 public boolean isPackageAvailable(String packageName, int userId) { 3439 if (!sUserManager.exists(userId)) return false; 3440 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3441 false /* requireFullPermission */, false /* checkShell */, "is package available"); 3442 synchronized (mPackages) { 3443 PackageParser.Package p = mPackages.get(packageName); 3444 if (p != null) { 3445 final PackageSetting ps = (PackageSetting) p.mExtras; 3446 if (ps != null) { 3447 final PackageUserState state = ps.readUserState(userId); 3448 if (state != null) { 3449 return PackageParser.isAvailable(state); 3450 } 3451 } 3452 } 3453 } 3454 return false; 3455 } 3456 3457 @Override 3458 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 3459 return getPackageInfoInternal(packageName, PackageManager.VERSION_CODE_HIGHEST, 3460 flags, userId); 3461 } 3462 3463 @Override 3464 public PackageInfo getPackageInfoVersioned(VersionedPackage versionedPackage, 3465 int flags, int userId) { 3466 return getPackageInfoInternal(versionedPackage.getPackageName(), 3467 // TODO: We will change version code to long, so in the new API it is long 3468 (int) versionedPackage.getVersionCode(), flags, userId); 3469 } 3470 3471 private PackageInfo getPackageInfoInternal(String packageName, int versionCode, 3472 int flags, int userId) { 3473 if (!sUserManager.exists(userId)) return null; 3474 flags = updateFlagsForPackage(flags, userId, packageName); 3475 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3476 false /* requireFullPermission */, false /* checkShell */, "get package info"); 3477 3478 // reader 3479 synchronized (mPackages) { 3480 // Normalize package name to handle renamed packages and static libs 3481 packageName = resolveInternalPackageNameLPr(packageName, versionCode); 3482 3483 final boolean matchFactoryOnly = (flags & MATCH_FACTORY_ONLY) != 0; 3484 if (matchFactoryOnly) { 3485 final PackageSetting ps = mSettings.getDisabledSystemPkgLPr(packageName); 3486 if (ps != null) { 3487 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 3488 return null; 3489 } 3490 return generatePackageInfo(ps, flags, userId); 3491 } 3492 } 3493 3494 PackageParser.Package p = mPackages.get(packageName); 3495 if (matchFactoryOnly && p != null && !isSystemApp(p)) { 3496 return null; 3497 } 3498 if (DEBUG_PACKAGE_INFO) 3499 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 3500 if (p != null) { 3501 if (filterSharedLibPackageLPr((PackageSetting) p.mExtras, 3502 Binder.getCallingUid(), userId)) { 3503 return null; 3504 } 3505 return generatePackageInfo((PackageSetting)p.mExtras, flags, userId); 3506 } 3507 if (!matchFactoryOnly && (flags & MATCH_KNOWN_PACKAGES) != 0) { 3508 final PackageSetting ps = mSettings.mPackages.get(packageName); 3509 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 3510 return null; 3511 } 3512 return generatePackageInfo(ps, flags, userId); 3513 } 3514 } 3515 return null; 3516 } 3517 3518 3519 private boolean filterSharedLibPackageLPr(@Nullable PackageSetting ps, int uid, int userId) { 3520 // System/shell/root get to see all static libs 3521 final int appId = UserHandle.getAppId(uid); 3522 if (appId == Process.SYSTEM_UID || appId == Process.SHELL_UID 3523 || appId == Process.ROOT_UID) { 3524 return false; 3525 } 3526 3527 // No package means no static lib as it is always on internal storage 3528 if (ps == null || ps.pkg == null || !ps.pkg.applicationInfo.isStaticSharedLibrary()) { 3529 return false; 3530 } 3531 3532 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(ps.pkg.staticSharedLibName, 3533 ps.pkg.staticSharedLibVersion); 3534 if (libEntry == null) { 3535 return false; 3536 } 3537 3538 final int resolvedUid = UserHandle.getUid(userId, UserHandle.getAppId(uid)); 3539 final String[] uidPackageNames = getPackagesForUid(resolvedUid); 3540 if (uidPackageNames == null) { 3541 return true; 3542 } 3543 3544 for (String uidPackageName : uidPackageNames) { 3545 if (ps.name.equals(uidPackageName)) { 3546 return false; 3547 } 3548 PackageSetting uidPs = mSettings.getPackageLPr(uidPackageName); 3549 if (uidPs != null) { 3550 final int index = ArrayUtils.indexOf(uidPs.usesStaticLibraries, 3551 libEntry.info.getName()); 3552 if (index < 0) { 3553 continue; 3554 } 3555 if (uidPs.pkg.usesStaticLibrariesVersions[index] == libEntry.info.getVersion()) { 3556 return false; 3557 } 3558 } 3559 } 3560 return true; 3561 } 3562 3563 @Override 3564 public String[] currentToCanonicalPackageNames(String[] names) { 3565 String[] out = new String[names.length]; 3566 // reader 3567 synchronized (mPackages) { 3568 for (int i=names.length-1; i>=0; i--) { 3569 PackageSetting ps = mSettings.mPackages.get(names[i]); 3570 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 3571 } 3572 } 3573 return out; 3574 } 3575 3576 @Override 3577 public String[] canonicalToCurrentPackageNames(String[] names) { 3578 String[] out = new String[names.length]; 3579 // reader 3580 synchronized (mPackages) { 3581 for (int i=names.length-1; i>=0; i--) { 3582 String cur = mSettings.getRenamedPackageLPr(names[i]); 3583 out[i] = cur != null ? cur : names[i]; 3584 } 3585 } 3586 return out; 3587 } 3588 3589 @Override 3590 public int getPackageUid(String packageName, int flags, int userId) { 3591 if (!sUserManager.exists(userId)) return -1; 3592 flags = updateFlagsForPackage(flags, userId, packageName); 3593 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3594 false /* requireFullPermission */, false /* checkShell */, "get package uid"); 3595 3596 // reader 3597 synchronized (mPackages) { 3598 final PackageParser.Package p = mPackages.get(packageName); 3599 if (p != null && p.isMatch(flags)) { 3600 return UserHandle.getUid(userId, p.applicationInfo.uid); 3601 } 3602 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 3603 final PackageSetting ps = mSettings.mPackages.get(packageName); 3604 if (ps != null && ps.isMatch(flags)) { 3605 return UserHandle.getUid(userId, ps.appId); 3606 } 3607 } 3608 } 3609 3610 return -1; 3611 } 3612 3613 @Override 3614 public int[] getPackageGids(String packageName, int flags, int userId) { 3615 if (!sUserManager.exists(userId)) return null; 3616 flags = updateFlagsForPackage(flags, userId, packageName); 3617 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3618 false /* requireFullPermission */, false /* checkShell */, 3619 "getPackageGids"); 3620 3621 // reader 3622 synchronized (mPackages) { 3623 final PackageParser.Package p = mPackages.get(packageName); 3624 if (p != null && p.isMatch(flags)) { 3625 PackageSetting ps = (PackageSetting) p.mExtras; 3626 // TODO: Shouldn't this be checking for package installed state for userId and 3627 // return null? 3628 return ps.getPermissionsState().computeGids(userId); 3629 } 3630 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 3631 final PackageSetting ps = mSettings.mPackages.get(packageName); 3632 if (ps != null && ps.isMatch(flags)) { 3633 return ps.getPermissionsState().computeGids(userId); 3634 } 3635 } 3636 } 3637 3638 return null; 3639 } 3640 3641 static PermissionInfo generatePermissionInfo(BasePermission bp, int flags) { 3642 if (bp.perm != null) { 3643 return PackageParser.generatePermissionInfo(bp.perm, flags); 3644 } 3645 PermissionInfo pi = new PermissionInfo(); 3646 pi.name = bp.name; 3647 pi.packageName = bp.sourcePackage; 3648 pi.nonLocalizedLabel = bp.name; 3649 pi.protectionLevel = bp.protectionLevel; 3650 return pi; 3651 } 3652 3653 @Override 3654 public PermissionInfo getPermissionInfo(String name, int flags) { 3655 // reader 3656 synchronized (mPackages) { 3657 final BasePermission p = mSettings.mPermissions.get(name); 3658 if (p != null) { 3659 return generatePermissionInfo(p, flags); 3660 } 3661 return null; 3662 } 3663 } 3664 3665 @Override 3666 public @Nullable ParceledListSlice<PermissionInfo> queryPermissionsByGroup(String group, 3667 int flags) { 3668 // reader 3669 synchronized (mPackages) { 3670 if (group != null && !mPermissionGroups.containsKey(group)) { 3671 // This is thrown as NameNotFoundException 3672 return null; 3673 } 3674 3675 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 3676 for (BasePermission p : mSettings.mPermissions.values()) { 3677 if (group == null) { 3678 if (p.perm == null || p.perm.info.group == null) { 3679 out.add(generatePermissionInfo(p, flags)); 3680 } 3681 } else { 3682 if (p.perm != null && group.equals(p.perm.info.group)) { 3683 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 3684 } 3685 } 3686 } 3687 return new ParceledListSlice<>(out); 3688 } 3689 } 3690 3691 @Override 3692 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 3693 // reader 3694 synchronized (mPackages) { 3695 return PackageParser.generatePermissionGroupInfo( 3696 mPermissionGroups.get(name), flags); 3697 } 3698 } 3699 3700 @Override 3701 public @NonNull ParceledListSlice<PermissionGroupInfo> getAllPermissionGroups(int flags) { 3702 // reader 3703 synchronized (mPackages) { 3704 final int N = mPermissionGroups.size(); 3705 ArrayList<PermissionGroupInfo> out 3706 = new ArrayList<PermissionGroupInfo>(N); 3707 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 3708 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 3709 } 3710 return new ParceledListSlice<>(out); 3711 } 3712 } 3713 3714 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 3715 int uid, int userId) { 3716 if (!sUserManager.exists(userId)) return null; 3717 PackageSetting ps = mSettings.mPackages.get(packageName); 3718 if (ps != null) { 3719 if (filterSharedLibPackageLPr(ps, uid, userId)) { 3720 return null; 3721 } 3722 if (ps.pkg == null) { 3723 final PackageInfo pInfo = generatePackageInfo(ps, flags, userId); 3724 if (pInfo != null) { 3725 return pInfo.applicationInfo; 3726 } 3727 return null; 3728 } 3729 ApplicationInfo ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 3730 ps.readUserState(userId), userId); 3731 if (ai != null) { 3732 rebaseEnabledOverlays(ai, userId); 3733 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 3734 } 3735 return ai; 3736 } 3737 return null; 3738 } 3739 3740 @Override 3741 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 3742 if (!sUserManager.exists(userId)) return null; 3743 flags = updateFlagsForApplication(flags, userId, packageName); 3744 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3745 false /* requireFullPermission */, false /* checkShell */, "get application info"); 3746 3747 // writer 3748 synchronized (mPackages) { 3749 // Normalize package name to handle renamed packages and static libs 3750 packageName = resolveInternalPackageNameLPr(packageName, 3751 PackageManager.VERSION_CODE_HIGHEST); 3752 3753 PackageParser.Package p = mPackages.get(packageName); 3754 if (DEBUG_PACKAGE_INFO) Log.v( 3755 TAG, "getApplicationInfo " + packageName 3756 + ": " + p); 3757 if (p != null) { 3758 PackageSetting ps = mSettings.mPackages.get(packageName); 3759 if (ps == null) return null; 3760 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 3761 return null; 3762 } 3763 // Note: isEnabledLP() does not apply here - always return info 3764 ApplicationInfo ai = PackageParser.generateApplicationInfo( 3765 p, flags, ps.readUserState(userId), userId); 3766 if (ai != null) { 3767 rebaseEnabledOverlays(ai, userId); 3768 ai.packageName = resolveExternalPackageNameLPr(p); 3769 } 3770 return ai; 3771 } 3772 if ("android".equals(packageName)||"system".equals(packageName)) { 3773 return mAndroidApplication; 3774 } 3775 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 3776 // Already generates the external package name 3777 return generateApplicationInfoFromSettingsLPw(packageName, 3778 Binder.getCallingUid(), flags, userId); 3779 } 3780 } 3781 return null; 3782 } 3783 3784 private void rebaseEnabledOverlays(@NonNull ApplicationInfo ai, int userId) { 3785 List<String> paths = new ArrayList<>(); 3786 ArrayMap<String, ArrayList<String>> userSpecificOverlays = 3787 mEnabledOverlayPaths.get(userId); 3788 if (userSpecificOverlays != null) { 3789 if (!"android".equals(ai.packageName)) { 3790 ArrayList<String> frameworkOverlays = userSpecificOverlays.get("android"); 3791 if (frameworkOverlays != null) { 3792 paths.addAll(frameworkOverlays); 3793 } 3794 } 3795 3796 ArrayList<String> appOverlays = userSpecificOverlays.get(ai.packageName); 3797 if (appOverlays != null) { 3798 paths.addAll(appOverlays); 3799 } 3800 } 3801 ai.resourceDirs = paths.size() > 0 ? paths.toArray(new String[paths.size()]) : null; 3802 } 3803 3804 private String normalizePackageNameLPr(String packageName) { 3805 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 3806 return normalizedPackageName != null ? normalizedPackageName : packageName; 3807 } 3808 3809 @Override 3810 public void deletePreloadsFileCache() { 3811 if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) { 3812 throw new SecurityException("Only system or settings may call deletePreloadsFileCache"); 3813 } 3814 File dir = Environment.getDataPreloadsFileCacheDirectory(); 3815 Slog.i(TAG, "Deleting preloaded file cache " + dir); 3816 FileUtils.deleteContents(dir); 3817 } 3818 3819 @Override 3820 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 3821 final IPackageDataObserver observer) { 3822 mContext.enforceCallingOrSelfPermission( 3823 android.Manifest.permission.CLEAR_APP_CACHE, null); 3824 mHandler.post(() -> { 3825 boolean success = false; 3826 try { 3827 freeStorage(volumeUuid, freeStorageSize, 0); 3828 success = true; 3829 } catch (IOException e) { 3830 Slog.w(TAG, e); 3831 } 3832 if (observer != null) { 3833 try { 3834 observer.onRemoveCompleted(null, success); 3835 } catch (RemoteException e) { 3836 Slog.w(TAG, e); 3837 } 3838 } 3839 }); 3840 } 3841 3842 @Override 3843 public void freeStorage(final String volumeUuid, final long freeStorageSize, 3844 final IntentSender pi) { 3845 mContext.enforceCallingOrSelfPermission( 3846 android.Manifest.permission.CLEAR_APP_CACHE, TAG); 3847 mHandler.post(() -> { 3848 boolean success = false; 3849 try { 3850 freeStorage(volumeUuid, freeStorageSize, 0); 3851 success = true; 3852 } catch (IOException e) { 3853 Slog.w(TAG, e); 3854 } 3855 if (pi != null) { 3856 try { 3857 pi.sendIntent(null, success ? 1 : 0, null, null, null); 3858 } catch (SendIntentException e) { 3859 Slog.w(TAG, e); 3860 } 3861 } 3862 }); 3863 } 3864 3865 /** 3866 * Blocking call to clear various types of cached data across the system 3867 * until the requested bytes are available. 3868 */ 3869 public void freeStorage(String volumeUuid, long bytes, int storageFlags) throws IOException { 3870 final StorageManager storage = mContext.getSystemService(StorageManager.class); 3871 final File file = storage.findPathForUuid(volumeUuid); 3872 if (file.getUsableSpace() >= bytes) return; 3873 3874 if (ENABLE_FREE_CACHE_V2) { 3875 final boolean aggressive = (storageFlags 3876 & StorageManager.FLAG_ALLOCATE_AGGRESSIVE) != 0; 3877 final boolean internalVolume = Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, 3878 volumeUuid); 3879 3880 // 1. Pre-flight to determine if we have any chance to succeed 3881 // 2. Consider preloaded data (after 1w honeymoon, unless aggressive) 3882 if (internalVolume && (aggressive || SystemProperties 3883 .getBoolean("persist.sys.preloads.file_cache_expired", false))) { 3884 deletePreloadsFileCache(); 3885 if (file.getUsableSpace() >= bytes) return; 3886 } 3887 3888 // 3. Consider parsed APK data (aggressive only) 3889 if (internalVolume && aggressive) { 3890 FileUtils.deleteContents(mCacheDir); 3891 if (file.getUsableSpace() >= bytes) return; 3892 } 3893 3894 // 4. Consider cached app data (above quotas) 3895 try { 3896 mInstaller.freeCache(volumeUuid, bytes, Installer.FLAG_FREE_CACHE_V2); 3897 } catch (InstallerException ignored) { 3898 } 3899 if (file.getUsableSpace() >= bytes) return; 3900 3901 // 5. Consider shared libraries with refcount=0 and age>2h 3902 // 6. Consider dexopt output (aggressive only) 3903 // 7. Consider ephemeral apps not used in last week 3904 3905 // 8. Consider cached app data (below quotas) 3906 try { 3907 mInstaller.freeCache(volumeUuid, bytes, Installer.FLAG_FREE_CACHE_V2 3908 | Installer.FLAG_FREE_CACHE_V2_DEFY_QUOTA); 3909 } catch (InstallerException ignored) { 3910 } 3911 if (file.getUsableSpace() >= bytes) return; 3912 3913 // 9. Consider DropBox entries 3914 // 10. Consider ephemeral cookies 3915 3916 } else { 3917 try { 3918 mInstaller.freeCache(volumeUuid, bytes, 0); 3919 } catch (InstallerException ignored) { 3920 } 3921 if (file.getUsableSpace() >= bytes) return; 3922 } 3923 3924 throw new IOException("Failed to free " + bytes + " on storage device at " + file); 3925 } 3926 3927 /** 3928 * Update given flags based on encryption status of current user. 3929 */ 3930 private int updateFlags(int flags, int userId) { 3931 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3932 | PackageManager.MATCH_DIRECT_BOOT_AWARE)) != 0) { 3933 // Caller expressed an explicit opinion about what encryption 3934 // aware/unaware components they want to see, so fall through and 3935 // give them what they want 3936 } else { 3937 // Caller expressed no opinion, so match based on user state 3938 if (getUserManagerInternal().isUserUnlockingOrUnlocked(userId)) { 3939 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 3940 } else { 3941 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE; 3942 } 3943 } 3944 return flags; 3945 } 3946 3947 private UserManagerInternal getUserManagerInternal() { 3948 if (mUserManagerInternal == null) { 3949 mUserManagerInternal = LocalServices.getService(UserManagerInternal.class); 3950 } 3951 return mUserManagerInternal; 3952 } 3953 3954 private DeviceIdleController.LocalService getDeviceIdleController() { 3955 if (mDeviceIdleController == null) { 3956 mDeviceIdleController = 3957 LocalServices.getService(DeviceIdleController.LocalService.class); 3958 } 3959 return mDeviceIdleController; 3960 } 3961 3962 /** 3963 * Update given flags when being used to request {@link PackageInfo}. 3964 */ 3965 private int updateFlagsForPackage(int flags, int userId, Object cookie) { 3966 final boolean isCallerSystemUser = UserHandle.getCallingUserId() == UserHandle.USER_SYSTEM; 3967 boolean triaged = true; 3968 if ((flags & (PackageManager.GET_ACTIVITIES | PackageManager.GET_RECEIVERS 3969 | PackageManager.GET_SERVICES | PackageManager.GET_PROVIDERS)) != 0) { 3970 // Caller is asking for component details, so they'd better be 3971 // asking for specific encryption matching behavior, or be triaged 3972 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3973 | PackageManager.MATCH_DIRECT_BOOT_AWARE 3974 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3975 triaged = false; 3976 } 3977 } 3978 if ((flags & (PackageManager.MATCH_UNINSTALLED_PACKAGES 3979 | PackageManager.MATCH_SYSTEM_ONLY 3980 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3981 triaged = false; 3982 } 3983 if ((flags & PackageManager.MATCH_ANY_USER) != 0) { 3984 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 3985 "MATCH_ANY_USER flag requires INTERACT_ACROSS_USERS permission at " 3986 + Debug.getCallers(5)); 3987 } else if ((flags & PackageManager.MATCH_UNINSTALLED_PACKAGES) != 0 && isCallerSystemUser 3988 && sUserManager.hasManagedProfile(UserHandle.USER_SYSTEM)) { 3989 // If the caller wants all packages and has a restricted profile associated with it, 3990 // then match all users. This is to make sure that launchers that need to access work 3991 // profile apps don't start breaking. TODO: Remove this hack when launchers stop using 3992 // MATCH_UNINSTALLED_PACKAGES to query apps in other profiles. b/31000380 3993 flags |= PackageManager.MATCH_ANY_USER; 3994 } 3995 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 3996 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 3997 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 3998 } 3999 return updateFlags(flags, userId); 4000 } 4001 4002 /** 4003 * Update given flags when being used to request {@link ApplicationInfo}. 4004 */ 4005 private int updateFlagsForApplication(int flags, int userId, Object cookie) { 4006 return updateFlagsForPackage(flags, userId, cookie); 4007 } 4008 4009 /** 4010 * Update given flags when being used to request {@link ComponentInfo}. 4011 */ 4012 private int updateFlagsForComponent(int flags, int userId, Object cookie) { 4013 if (cookie instanceof Intent) { 4014 if ((((Intent) cookie).getFlags() & Intent.FLAG_DEBUG_TRIAGED_MISSING) != 0) { 4015 flags |= PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 4016 } 4017 } 4018 4019 boolean triaged = true; 4020 // Caller is asking for component details, so they'd better be 4021 // asking for specific encryption matching behavior, or be triaged 4022 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4023 | PackageManager.MATCH_DIRECT_BOOT_AWARE 4024 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4025 triaged = false; 4026 } 4027 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 4028 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 4029 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 4030 } 4031 4032 return updateFlags(flags, userId); 4033 } 4034 4035 /** 4036 * Update given intent when being used to request {@link ResolveInfo}. 4037 */ 4038 private Intent updateIntentForResolve(Intent intent) { 4039 if (intent.getSelector() != null) { 4040 intent = intent.getSelector(); 4041 } 4042 if (DEBUG_PREFERRED) { 4043 intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4044 } 4045 return intent; 4046 } 4047 4048 /** 4049 * Update given flags when being used to request {@link ResolveInfo}. 4050 * <p>Instant apps are resolved specially, depending upon context. Minimally, 4051 * {@code}flags{@code} must have the {@link PackageManager#MATCH_INSTANT} 4052 * flag set. However, this flag is only honoured in three circumstances: 4053 * <ul> 4054 * <li>when called from a system process</li> 4055 * <li>when the caller holds the permission {@code android.permission.ACCESS_INSTANT_APPS}</li> 4056 * <li>when resolution occurs to start an activity with a {@code android.intent.action.VIEW} 4057 * action and a {@code android.intent.category.BROWSABLE} category</li> 4058 * </ul> 4059 */ 4060 int updateFlagsForResolve(int flags, int userId, Intent intent, int callingUid, 4061 boolean includeInstantApps) { 4062 // Safe mode means we shouldn't match any third-party components 4063 if (mSafeMode) { 4064 flags |= PackageManager.MATCH_SYSTEM_ONLY; 4065 } 4066 if (getInstantAppPackageName(callingUid) != null) { 4067 // But, ephemeral apps see both ephemeral and exposed, non-ephemeral components 4068 flags |= PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY; 4069 flags |= PackageManager.MATCH_INSTANT; 4070 } else { 4071 // Otherwise, prevent leaking ephemeral components 4072 final boolean isSpecialProcess = 4073 callingUid == Process.SYSTEM_UID 4074 || callingUid == Process.SHELL_UID 4075 || callingUid == 0; 4076 final boolean allowMatchInstant = 4077 (includeInstantApps 4078 && Intent.ACTION_VIEW.equals(intent.getAction()) 4079 && intent.hasCategory(Intent.CATEGORY_BROWSABLE) 4080 && hasWebURI(intent)) 4081 || isSpecialProcess 4082 || mContext.checkCallingOrSelfPermission( 4083 android.Manifest.permission.ACCESS_INSTANT_APPS) == PERMISSION_GRANTED; 4084 flags &= ~PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY; 4085 if (!allowMatchInstant) { 4086 flags &= ~PackageManager.MATCH_INSTANT; 4087 } 4088 } 4089 return updateFlagsForComponent(flags, userId, intent /*cookie*/); 4090 } 4091 4092 private ActivityInfo generateActivityInfo(ActivityInfo ai, int flags, PackageUserState state, 4093 int userId) { 4094 ActivityInfo ret = PackageParser.generateActivityInfo(ai, flags, state, userId); 4095 if (ret != null) { 4096 rebaseEnabledOverlays(ret.applicationInfo, userId); 4097 } 4098 return ret; 4099 } 4100 4101 private ActivityInfo generateActivityInfo(PackageParser.Activity a, int flags, 4102 PackageUserState state, int userId) { 4103 ActivityInfo ai = PackageParser.generateActivityInfo(a, flags, state, userId); 4104 if (ai != null) { 4105 rebaseEnabledOverlays(ai.applicationInfo, userId); 4106 } 4107 return ai; 4108 } 4109 4110 @Override 4111 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 4112 if (!sUserManager.exists(userId)) return null; 4113 flags = updateFlagsForComponent(flags, userId, component); 4114 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4115 false /* requireFullPermission */, false /* checkShell */, "get activity info"); 4116 synchronized (mPackages) { 4117 PackageParser.Activity a = mActivities.mActivities.get(component); 4118 4119 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 4120 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4121 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4122 if (ps == null) return null; 4123 return generateActivityInfo(a, flags, ps.readUserState(userId), userId); 4124 } 4125 if (mResolveComponentName.equals(component)) { 4126 return generateActivityInfo(mResolveActivity, flags, new PackageUserState(), 4127 userId); 4128 } 4129 } 4130 return null; 4131 } 4132 4133 @Override 4134 public boolean activitySupportsIntent(ComponentName component, Intent intent, 4135 String resolvedType) { 4136 synchronized (mPackages) { 4137 if (component.equals(mResolveComponentName)) { 4138 // The resolver supports EVERYTHING! 4139 return true; 4140 } 4141 PackageParser.Activity a = mActivities.mActivities.get(component); 4142 if (a == null) { 4143 return false; 4144 } 4145 for (int i=0; i<a.intents.size(); i++) { 4146 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 4147 intent.getData(), intent.getCategories(), TAG) >= 0) { 4148 return true; 4149 } 4150 } 4151 return false; 4152 } 4153 } 4154 4155 @Override 4156 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 4157 if (!sUserManager.exists(userId)) return null; 4158 flags = updateFlagsForComponent(flags, userId, component); 4159 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4160 false /* requireFullPermission */, false /* checkShell */, "get receiver info"); 4161 synchronized (mPackages) { 4162 PackageParser.Activity a = mReceivers.mActivities.get(component); 4163 if (DEBUG_PACKAGE_INFO) Log.v( 4164 TAG, "getReceiverInfo " + component + ": " + a); 4165 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4166 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4167 if (ps == null) return null; 4168 return generateActivityInfo(a, flags, ps.readUserState(userId), userId); 4169 } 4170 } 4171 return null; 4172 } 4173 4174 @Override 4175 public ParceledListSlice<SharedLibraryInfo> getSharedLibraries(int flags, int userId) { 4176 if (!sUserManager.exists(userId)) return null; 4177 Preconditions.checkArgumentNonnegative(userId, "userId must be >= 0"); 4178 4179 flags = updateFlagsForPackage(flags, userId, null); 4180 4181 final boolean canSeeStaticLibraries = 4182 mContext.checkCallingOrSelfPermission(INSTALL_PACKAGES) 4183 == PERMISSION_GRANTED 4184 || mContext.checkCallingOrSelfPermission(DELETE_PACKAGES) 4185 == PERMISSION_GRANTED 4186 || mContext.checkCallingOrSelfPermission(REQUEST_INSTALL_PACKAGES) 4187 == PERMISSION_GRANTED 4188 || mContext.checkCallingOrSelfPermission(REQUEST_DELETE_PACKAGES) 4189 == PERMISSION_GRANTED; 4190 4191 synchronized (mPackages) { 4192 List<SharedLibraryInfo> result = null; 4193 4194 final int libCount = mSharedLibraries.size(); 4195 for (int i = 0; i < libCount; i++) { 4196 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 4197 if (versionedLib == null) { 4198 continue; 4199 } 4200 4201 final int versionCount = versionedLib.size(); 4202 for (int j = 0; j < versionCount; j++) { 4203 SharedLibraryInfo libInfo = versionedLib.valueAt(j).info; 4204 if (!canSeeStaticLibraries && libInfo.isStatic()) { 4205 break; 4206 } 4207 final long identity = Binder.clearCallingIdentity(); 4208 try { 4209 // TODO: We will change version code to long, so in the new API it is long 4210 PackageInfo packageInfo = getPackageInfoVersioned( 4211 libInfo.getDeclaringPackage(), flags, userId); 4212 if (packageInfo == null) { 4213 continue; 4214 } 4215 } finally { 4216 Binder.restoreCallingIdentity(identity); 4217 } 4218 4219 SharedLibraryInfo resLibInfo = new SharedLibraryInfo(libInfo.getName(), 4220 libInfo.getVersion(), libInfo.getType(), libInfo.getDeclaringPackage(), 4221 getPackagesUsingSharedLibraryLPr(libInfo, flags, userId)); 4222 4223 if (result == null) { 4224 result = new ArrayList<>(); 4225 } 4226 result.add(resLibInfo); 4227 } 4228 } 4229 4230 return result != null ? new ParceledListSlice<>(result) : null; 4231 } 4232 } 4233 4234 private List<VersionedPackage> getPackagesUsingSharedLibraryLPr( 4235 SharedLibraryInfo libInfo, int flags, int userId) { 4236 List<VersionedPackage> versionedPackages = null; 4237 final int packageCount = mSettings.mPackages.size(); 4238 for (int i = 0; i < packageCount; i++) { 4239 PackageSetting ps = mSettings.mPackages.valueAt(i); 4240 4241 if (ps == null) { 4242 continue; 4243 } 4244 4245 if (!ps.getUserState().get(userId).isAvailable(flags)) { 4246 continue; 4247 } 4248 4249 final String libName = libInfo.getName(); 4250 if (libInfo.isStatic()) { 4251 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 4252 if (libIdx < 0) { 4253 continue; 4254 } 4255 if (ps.usesStaticLibrariesVersions[libIdx] != libInfo.getVersion()) { 4256 continue; 4257 } 4258 if (versionedPackages == null) { 4259 versionedPackages = new ArrayList<>(); 4260 } 4261 // If the dependent is a static shared lib, use the public package name 4262 String dependentPackageName = ps.name; 4263 if (ps.pkg != null && ps.pkg.applicationInfo.isStaticSharedLibrary()) { 4264 dependentPackageName = ps.pkg.manifestPackageName; 4265 } 4266 versionedPackages.add(new VersionedPackage(dependentPackageName, ps.versionCode)); 4267 } else if (ps.pkg != null) { 4268 if (ArrayUtils.contains(ps.pkg.usesLibraries, libName) 4269 || ArrayUtils.contains(ps.pkg.usesOptionalLibraries, libName)) { 4270 if (versionedPackages == null) { 4271 versionedPackages = new ArrayList<>(); 4272 } 4273 versionedPackages.add(new VersionedPackage(ps.name, ps.versionCode)); 4274 } 4275 } 4276 } 4277 4278 return versionedPackages; 4279 } 4280 4281 @Override 4282 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 4283 if (!sUserManager.exists(userId)) return null; 4284 flags = updateFlagsForComponent(flags, userId, component); 4285 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4286 false /* requireFullPermission */, false /* checkShell */, "get service info"); 4287 synchronized (mPackages) { 4288 PackageParser.Service s = mServices.mServices.get(component); 4289 if (DEBUG_PACKAGE_INFO) Log.v( 4290 TAG, "getServiceInfo " + component + ": " + s); 4291 if (s != null && mSettings.isEnabledAndMatchLPr(s.info, flags, userId)) { 4292 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4293 if (ps == null) return null; 4294 ServiceInfo si = PackageParser.generateServiceInfo(s, flags, 4295 ps.readUserState(userId), userId); 4296 if (si != null) { 4297 rebaseEnabledOverlays(si.applicationInfo, userId); 4298 } 4299 return si; 4300 } 4301 } 4302 return null; 4303 } 4304 4305 @Override 4306 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 4307 if (!sUserManager.exists(userId)) return null; 4308 flags = updateFlagsForComponent(flags, userId, component); 4309 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4310 false /* requireFullPermission */, false /* checkShell */, "get provider info"); 4311 synchronized (mPackages) { 4312 PackageParser.Provider p = mProviders.mProviders.get(component); 4313 if (DEBUG_PACKAGE_INFO) Log.v( 4314 TAG, "getProviderInfo " + component + ": " + p); 4315 if (p != null && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 4316 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4317 if (ps == null) return null; 4318 ProviderInfo pi = PackageParser.generateProviderInfo(p, flags, 4319 ps.readUserState(userId), userId); 4320 if (pi != null) { 4321 rebaseEnabledOverlays(pi.applicationInfo, userId); 4322 } 4323 return pi; 4324 } 4325 } 4326 return null; 4327 } 4328 4329 @Override 4330 public String[] getSystemSharedLibraryNames() { 4331 synchronized (mPackages) { 4332 Set<String> libs = null; 4333 final int libCount = mSharedLibraries.size(); 4334 for (int i = 0; i < libCount; i++) { 4335 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 4336 if (versionedLib == null) { 4337 continue; 4338 } 4339 final int versionCount = versionedLib.size(); 4340 for (int j = 0; j < versionCount; j++) { 4341 SharedLibraryEntry libEntry = versionedLib.valueAt(j); 4342 if (!libEntry.info.isStatic()) { 4343 if (libs == null) { 4344 libs = new ArraySet<>(); 4345 } 4346 libs.add(libEntry.info.getName()); 4347 break; 4348 } 4349 PackageSetting ps = mSettings.getPackageLPr(libEntry.apk); 4350 if (ps != null && !filterSharedLibPackageLPr(ps, Binder.getCallingUid(), 4351 UserHandle.getUserId(Binder.getCallingUid()))) { 4352 if (libs == null) { 4353 libs = new ArraySet<>(); 4354 } 4355 libs.add(libEntry.info.getName()); 4356 break; 4357 } 4358 } 4359 } 4360 4361 if (libs != null) { 4362 String[] libsArray = new String[libs.size()]; 4363 libs.toArray(libsArray); 4364 return libsArray; 4365 } 4366 4367 return null; 4368 } 4369 } 4370 4371 @Override 4372 public @NonNull String getServicesSystemSharedLibraryPackageName() { 4373 synchronized (mPackages) { 4374 return mServicesSystemSharedLibraryPackageName; 4375 } 4376 } 4377 4378 @Override 4379 public @NonNull String getSharedSystemSharedLibraryPackageName() { 4380 synchronized (mPackages) { 4381 return mSharedSystemSharedLibraryPackageName; 4382 } 4383 } 4384 4385 private void updateSequenceNumberLP(String packageName, int[] userList) { 4386 for (int i = userList.length - 1; i >= 0; --i) { 4387 final int userId = userList[i]; 4388 SparseArray<String> changedPackages = mChangedPackages.get(userId); 4389 if (changedPackages == null) { 4390 changedPackages = new SparseArray<>(); 4391 mChangedPackages.put(userId, changedPackages); 4392 } 4393 Map<String, Integer> sequenceNumbers = mChangedPackagesSequenceNumbers.get(userId); 4394 if (sequenceNumbers == null) { 4395 sequenceNumbers = new HashMap<>(); 4396 mChangedPackagesSequenceNumbers.put(userId, sequenceNumbers); 4397 } 4398 final Integer sequenceNumber = sequenceNumbers.get(packageName); 4399 if (sequenceNumber != null) { 4400 changedPackages.remove(sequenceNumber); 4401 } 4402 changedPackages.put(mChangedPackagesSequenceNumber, packageName); 4403 sequenceNumbers.put(packageName, mChangedPackagesSequenceNumber); 4404 } 4405 mChangedPackagesSequenceNumber++; 4406 } 4407 4408 @Override 4409 public ChangedPackages getChangedPackages(int sequenceNumber, int userId) { 4410 synchronized (mPackages) { 4411 if (sequenceNumber >= mChangedPackagesSequenceNumber) { 4412 return null; 4413 } 4414 final SparseArray<String> changedPackages = mChangedPackages.get(userId); 4415 if (changedPackages == null) { 4416 return null; 4417 } 4418 final List<String> packageNames = 4419 new ArrayList<>(mChangedPackagesSequenceNumber - sequenceNumber); 4420 for (int i = sequenceNumber; i < mChangedPackagesSequenceNumber; i++) { 4421 final String packageName = changedPackages.get(i); 4422 if (packageName != null) { 4423 packageNames.add(packageName); 4424 } 4425 } 4426 return packageNames.isEmpty() 4427 ? null : new ChangedPackages(mChangedPackagesSequenceNumber, packageNames); 4428 } 4429 } 4430 4431 @Override 4432 public @NonNull ParceledListSlice<FeatureInfo> getSystemAvailableFeatures() { 4433 ArrayList<FeatureInfo> res; 4434 synchronized (mAvailableFeatures) { 4435 res = new ArrayList<>(mAvailableFeatures.size() + 1); 4436 res.addAll(mAvailableFeatures.values()); 4437 } 4438 final FeatureInfo fi = new FeatureInfo(); 4439 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 4440 FeatureInfo.GL_ES_VERSION_UNDEFINED); 4441 res.add(fi); 4442 4443 return new ParceledListSlice<>(res); 4444 } 4445 4446 @Override 4447 public boolean hasSystemFeature(String name, int version) { 4448 synchronized (mAvailableFeatures) { 4449 final FeatureInfo feat = mAvailableFeatures.get(name); 4450 if (feat == null) { 4451 return false; 4452 } else { 4453 return feat.version >= version; 4454 } 4455 } 4456 } 4457 4458 @Override 4459 public int checkPermission(String permName, String pkgName, int userId) { 4460 if (!sUserManager.exists(userId)) { 4461 return PackageManager.PERMISSION_DENIED; 4462 } 4463 4464 synchronized (mPackages) { 4465 final PackageParser.Package p = mPackages.get(pkgName); 4466 if (p != null && p.mExtras != null) { 4467 final PackageSetting ps = (PackageSetting) p.mExtras; 4468 final PermissionsState permissionsState = ps.getPermissionsState(); 4469 if (permissionsState.hasPermission(permName, userId)) { 4470 return PackageManager.PERMISSION_GRANTED; 4471 } 4472 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 4473 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 4474 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 4475 return PackageManager.PERMISSION_GRANTED; 4476 } 4477 } 4478 } 4479 4480 return PackageManager.PERMISSION_DENIED; 4481 } 4482 4483 @Override 4484 public int checkUidPermission(String permName, int uid) { 4485 final int userId = UserHandle.getUserId(uid); 4486 4487 if (!sUserManager.exists(userId)) { 4488 return PackageManager.PERMISSION_DENIED; 4489 } 4490 4491 synchronized (mPackages) { 4492 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4493 if (obj != null) { 4494 final SettingBase ps = (SettingBase) obj; 4495 final PermissionsState permissionsState = ps.getPermissionsState(); 4496 if (permissionsState.hasPermission(permName, userId)) { 4497 return PackageManager.PERMISSION_GRANTED; 4498 } 4499 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 4500 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 4501 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 4502 return PackageManager.PERMISSION_GRANTED; 4503 } 4504 } else { 4505 ArraySet<String> perms = mSystemPermissions.get(uid); 4506 if (perms != null) { 4507 if (perms.contains(permName)) { 4508 return PackageManager.PERMISSION_GRANTED; 4509 } 4510 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && perms 4511 .contains(Manifest.permission.ACCESS_FINE_LOCATION)) { 4512 return PackageManager.PERMISSION_GRANTED; 4513 } 4514 } 4515 } 4516 } 4517 4518 return PackageManager.PERMISSION_DENIED; 4519 } 4520 4521 @Override 4522 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 4523 if (UserHandle.getCallingUserId() != userId) { 4524 mContext.enforceCallingPermission( 4525 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 4526 "isPermissionRevokedByPolicy for user " + userId); 4527 } 4528 4529 if (checkPermission(permission, packageName, userId) 4530 == PackageManager.PERMISSION_GRANTED) { 4531 return false; 4532 } 4533 4534 final long identity = Binder.clearCallingIdentity(); 4535 try { 4536 final int flags = getPermissionFlags(permission, packageName, userId); 4537 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 4538 } finally { 4539 Binder.restoreCallingIdentity(identity); 4540 } 4541 } 4542 4543 @Override 4544 public String getPermissionControllerPackageName() { 4545 synchronized (mPackages) { 4546 return mRequiredInstallerPackage; 4547 } 4548 } 4549 4550 /** 4551 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 4552 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 4553 * @param checkShell whether to prevent shell from access if there's a debugging restriction 4554 * @param message the message to log on security exception 4555 */ 4556 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 4557 boolean checkShell, String message) { 4558 if (userId < 0) { 4559 throw new IllegalArgumentException("Invalid userId " + userId); 4560 } 4561 if (checkShell) { 4562 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 4563 } 4564 if (userId == UserHandle.getUserId(callingUid)) return; 4565 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 4566 if (requireFullPermission) { 4567 mContext.enforceCallingOrSelfPermission( 4568 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 4569 } else { 4570 try { 4571 mContext.enforceCallingOrSelfPermission( 4572 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 4573 } catch (SecurityException se) { 4574 mContext.enforceCallingOrSelfPermission( 4575 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 4576 } 4577 } 4578 } 4579 } 4580 4581 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 4582 if (callingUid == Process.SHELL_UID) { 4583 if (userHandle >= 0 4584 && sUserManager.hasUserRestriction(restriction, userHandle)) { 4585 throw new SecurityException("Shell does not have permission to access user " 4586 + userHandle); 4587 } else if (userHandle < 0) { 4588 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 4589 + Debug.getCallers(3)); 4590 } 4591 } 4592 } 4593 4594 private BasePermission findPermissionTreeLP(String permName) { 4595 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 4596 if (permName.startsWith(bp.name) && 4597 permName.length() > bp.name.length() && 4598 permName.charAt(bp.name.length()) == '.') { 4599 return bp; 4600 } 4601 } 4602 return null; 4603 } 4604 4605 private BasePermission checkPermissionTreeLP(String permName) { 4606 if (permName != null) { 4607 BasePermission bp = findPermissionTreeLP(permName); 4608 if (bp != null) { 4609 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 4610 return bp; 4611 } 4612 throw new SecurityException("Calling uid " 4613 + Binder.getCallingUid() 4614 + " is not allowed to add to permission tree " 4615 + bp.name + " owned by uid " + bp.uid); 4616 } 4617 } 4618 throw new SecurityException("No permission tree found for " + permName); 4619 } 4620 4621 static boolean compareStrings(CharSequence s1, CharSequence s2) { 4622 if (s1 == null) { 4623 return s2 == null; 4624 } 4625 if (s2 == null) { 4626 return false; 4627 } 4628 if (s1.getClass() != s2.getClass()) { 4629 return false; 4630 } 4631 return s1.equals(s2); 4632 } 4633 4634 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 4635 if (pi1.icon != pi2.icon) return false; 4636 if (pi1.logo != pi2.logo) return false; 4637 if (pi1.protectionLevel != pi2.protectionLevel) return false; 4638 if (!compareStrings(pi1.name, pi2.name)) return false; 4639 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 4640 // We'll take care of setting this one. 4641 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 4642 // These are not currently stored in settings. 4643 //if (!compareStrings(pi1.group, pi2.group)) return false; 4644 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 4645 //if (pi1.labelRes != pi2.labelRes) return false; 4646 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 4647 return true; 4648 } 4649 4650 int permissionInfoFootprint(PermissionInfo info) { 4651 int size = info.name.length(); 4652 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 4653 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 4654 return size; 4655 } 4656 4657 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 4658 int size = 0; 4659 for (BasePermission perm : mSettings.mPermissions.values()) { 4660 if (perm.uid == tree.uid) { 4661 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 4662 } 4663 } 4664 return size; 4665 } 4666 4667 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 4668 // We calculate the max size of permissions defined by this uid and throw 4669 // if that plus the size of 'info' would exceed our stated maximum. 4670 if (tree.uid != Process.SYSTEM_UID) { 4671 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 4672 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 4673 throw new SecurityException("Permission tree size cap exceeded"); 4674 } 4675 } 4676 } 4677 4678 boolean addPermissionLocked(PermissionInfo info, boolean async) { 4679 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 4680 throw new SecurityException("Label must be specified in permission"); 4681 } 4682 BasePermission tree = checkPermissionTreeLP(info.name); 4683 BasePermission bp = mSettings.mPermissions.get(info.name); 4684 boolean added = bp == null; 4685 boolean changed = true; 4686 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 4687 if (added) { 4688 enforcePermissionCapLocked(info, tree); 4689 bp = new BasePermission(info.name, tree.sourcePackage, 4690 BasePermission.TYPE_DYNAMIC); 4691 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 4692 throw new SecurityException( 4693 "Not allowed to modify non-dynamic permission " 4694 + info.name); 4695 } else { 4696 if (bp.protectionLevel == fixedLevel 4697 && bp.perm.owner.equals(tree.perm.owner) 4698 && bp.uid == tree.uid 4699 && comparePermissionInfos(bp.perm.info, info)) { 4700 changed = false; 4701 } 4702 } 4703 bp.protectionLevel = fixedLevel; 4704 info = new PermissionInfo(info); 4705 info.protectionLevel = fixedLevel; 4706 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 4707 bp.perm.info.packageName = tree.perm.info.packageName; 4708 bp.uid = tree.uid; 4709 if (added) { 4710 mSettings.mPermissions.put(info.name, bp); 4711 } 4712 if (changed) { 4713 if (!async) { 4714 mSettings.writeLPr(); 4715 } else { 4716 scheduleWriteSettingsLocked(); 4717 } 4718 } 4719 return added; 4720 } 4721 4722 @Override 4723 public boolean addPermission(PermissionInfo info) { 4724 synchronized (mPackages) { 4725 return addPermissionLocked(info, false); 4726 } 4727 } 4728 4729 @Override 4730 public boolean addPermissionAsync(PermissionInfo info) { 4731 synchronized (mPackages) { 4732 return addPermissionLocked(info, true); 4733 } 4734 } 4735 4736 @Override 4737 public void removePermission(String name) { 4738 synchronized (mPackages) { 4739 checkPermissionTreeLP(name); 4740 BasePermission bp = mSettings.mPermissions.get(name); 4741 if (bp != null) { 4742 if (bp.type != BasePermission.TYPE_DYNAMIC) { 4743 throw new SecurityException( 4744 "Not allowed to modify non-dynamic permission " 4745 + name); 4746 } 4747 mSettings.mPermissions.remove(name); 4748 mSettings.writeLPr(); 4749 } 4750 } 4751 } 4752 4753 private static void enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(PackageParser.Package pkg, 4754 BasePermission bp) { 4755 int index = pkg.requestedPermissions.indexOf(bp.name); 4756 if (index == -1) { 4757 throw new SecurityException("Package " + pkg.packageName 4758 + " has not requested permission " + bp.name); 4759 } 4760 if (!bp.isRuntime() && !bp.isDevelopment()) { 4761 throw new SecurityException("Permission " + bp.name 4762 + " is not a changeable permission type"); 4763 } 4764 } 4765 4766 @Override 4767 public void grantRuntimePermission(String packageName, String name, final int userId) { 4768 grantRuntimePermission(packageName, name, userId, false /* Only if not fixed by policy */); 4769 } 4770 4771 private void grantRuntimePermission(String packageName, String name, final int userId, 4772 boolean overridePolicy) { 4773 if (!sUserManager.exists(userId)) { 4774 Log.e(TAG, "No such user:" + userId); 4775 return; 4776 } 4777 4778 mContext.enforceCallingOrSelfPermission( 4779 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 4780 "grantRuntimePermission"); 4781 4782 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4783 true /* requireFullPermission */, true /* checkShell */, 4784 "grantRuntimePermission"); 4785 4786 final int uid; 4787 final SettingBase sb; 4788 4789 synchronized (mPackages) { 4790 final PackageParser.Package pkg = mPackages.get(packageName); 4791 if (pkg == null) { 4792 throw new IllegalArgumentException("Unknown package: " + packageName); 4793 } 4794 4795 final BasePermission bp = mSettings.mPermissions.get(name); 4796 if (bp == null) { 4797 throw new IllegalArgumentException("Unknown permission: " + name); 4798 } 4799 4800 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 4801 4802 // If a permission review is required for legacy apps we represent 4803 // their permissions as always granted runtime ones since we need 4804 // to keep the review required permission flag per user while an 4805 // install permission's state is shared across all users. 4806 if (mPermissionReviewRequired 4807 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 4808 && bp.isRuntime()) { 4809 return; 4810 } 4811 4812 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 4813 sb = (SettingBase) pkg.mExtras; 4814 if (sb == null) { 4815 throw new IllegalArgumentException("Unknown package: " + packageName); 4816 } 4817 4818 final PermissionsState permissionsState = sb.getPermissionsState(); 4819 4820 final int flags = permissionsState.getPermissionFlags(name, userId); 4821 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 4822 throw new SecurityException("Cannot grant system fixed permission " 4823 + name + " for package " + packageName); 4824 } 4825 if (!overridePolicy && (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0) { 4826 throw new SecurityException("Cannot grant policy fixed permission " 4827 + name + " for package " + packageName); 4828 } 4829 4830 if (bp.isDevelopment()) { 4831 // Development permissions must be handled specially, since they are not 4832 // normal runtime permissions. For now they apply to all users. 4833 if (permissionsState.grantInstallPermission(bp) != 4834 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4835 scheduleWriteSettingsLocked(); 4836 } 4837 return; 4838 } 4839 4840 final PackageSetting ps = mSettings.mPackages.get(packageName); 4841 if (ps.getInstantApp(userId) && !bp.isInstant()) { 4842 throw new SecurityException("Cannot grant non-ephemeral permission" 4843 + name + " for package " + packageName); 4844 } 4845 4846 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 4847 Slog.w(TAG, "Cannot grant runtime permission to a legacy app"); 4848 return; 4849 } 4850 4851 final int result = permissionsState.grantRuntimePermission(bp, userId); 4852 switch (result) { 4853 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 4854 return; 4855 } 4856 4857 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 4858 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 4859 mHandler.post(new Runnable() { 4860 @Override 4861 public void run() { 4862 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 4863 } 4864 }); 4865 } 4866 break; 4867 } 4868 4869 if (bp.isRuntime()) { 4870 logPermissionGranted(mContext, name, packageName); 4871 } 4872 4873 mOnPermissionChangeListeners.onPermissionsChanged(uid); 4874 4875 // Not critical if that is lost - app has to request again. 4876 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4877 } 4878 4879 // Only need to do this if user is initialized. Otherwise it's a new user 4880 // and there are no processes running as the user yet and there's no need 4881 // to make an expensive call to remount processes for the changed permissions. 4882 if (READ_EXTERNAL_STORAGE.equals(name) 4883 || WRITE_EXTERNAL_STORAGE.equals(name)) { 4884 final long token = Binder.clearCallingIdentity(); 4885 try { 4886 if (sUserManager.isInitialized(userId)) { 4887 StorageManagerInternal storageManagerInternal = LocalServices.getService( 4888 StorageManagerInternal.class); 4889 storageManagerInternal.onExternalStoragePolicyChanged(uid, packageName); 4890 } 4891 } finally { 4892 Binder.restoreCallingIdentity(token); 4893 } 4894 } 4895 } 4896 4897 @Override 4898 public void revokeRuntimePermission(String packageName, String name, int userId) { 4899 revokeRuntimePermission(packageName, name, userId, false /* Only if not fixed by policy */); 4900 } 4901 4902 private void revokeRuntimePermission(String packageName, String name, int userId, 4903 boolean overridePolicy) { 4904 if (!sUserManager.exists(userId)) { 4905 Log.e(TAG, "No such user:" + userId); 4906 return; 4907 } 4908 4909 mContext.enforceCallingOrSelfPermission( 4910 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 4911 "revokeRuntimePermission"); 4912 4913 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4914 true /* requireFullPermission */, true /* checkShell */, 4915 "revokeRuntimePermission"); 4916 4917 final int appId; 4918 4919 synchronized (mPackages) { 4920 final PackageParser.Package pkg = mPackages.get(packageName); 4921 if (pkg == null) { 4922 throw new IllegalArgumentException("Unknown package: " + packageName); 4923 } 4924 4925 final BasePermission bp = mSettings.mPermissions.get(name); 4926 if (bp == null) { 4927 throw new IllegalArgumentException("Unknown permission: " + name); 4928 } 4929 4930 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 4931 4932 // If a permission review is required for legacy apps we represent 4933 // their permissions as always granted runtime ones since we need 4934 // to keep the review required permission flag per user while an 4935 // install permission's state is shared across all users. 4936 if (mPermissionReviewRequired 4937 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 4938 && bp.isRuntime()) { 4939 return; 4940 } 4941 4942 SettingBase sb = (SettingBase) pkg.mExtras; 4943 if (sb == null) { 4944 throw new IllegalArgumentException("Unknown package: " + packageName); 4945 } 4946 4947 final PermissionsState permissionsState = sb.getPermissionsState(); 4948 4949 final int flags = permissionsState.getPermissionFlags(name, userId); 4950 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 4951 throw new SecurityException("Cannot revoke system fixed permission " 4952 + name + " for package " + packageName); 4953 } 4954 if (!overridePolicy && (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0) { 4955 throw new SecurityException("Cannot revoke policy fixed permission " 4956 + name + " for package " + packageName); 4957 } 4958 4959 if (bp.isDevelopment()) { 4960 // Development permissions must be handled specially, since they are not 4961 // normal runtime permissions. For now they apply to all users. 4962 if (permissionsState.revokeInstallPermission(bp) != 4963 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4964 scheduleWriteSettingsLocked(); 4965 } 4966 return; 4967 } 4968 4969 if (permissionsState.revokeRuntimePermission(bp, userId) == 4970 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4971 return; 4972 } 4973 4974 if (bp.isRuntime()) { 4975 logPermissionRevoked(mContext, name, packageName); 4976 } 4977 4978 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 4979 4980 // Critical, after this call app should never have the permission. 4981 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 4982 4983 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 4984 } 4985 4986 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 4987 } 4988 4989 /** 4990 * Get the first event id for the permission. 4991 * 4992 * <p>There are four events for each permission: <ul> 4993 * <li>Request permission: first id + 0</li> 4994 * <li>Grant permission: first id + 1</li> 4995 * <li>Request for permission denied: first id + 2</li> 4996 * <li>Revoke permission: first id + 3</li> 4997 * </ul></p> 4998 * 4999 * @param name name of the permission 5000 * 5001 * @return The first event id for the permission 5002 */ 5003 private static int getBaseEventId(@NonNull String name) { 5004 int eventIdIndex = ALL_DANGEROUS_PERMISSIONS.indexOf(name); 5005 5006 if (eventIdIndex == -1) { 5007 if (AppOpsManager.permissionToOpCode(name) == AppOpsManager.OP_NONE 5008 || "user".equals(Build.TYPE)) { 5009 Log.i(TAG, "Unknown permission " + name); 5010 5011 return MetricsEvent.ACTION_PERMISSION_REQUEST_UNKNOWN; 5012 } else { 5013 // Most likely #ALL_DANGEROUS_PERMISSIONS needs to be updated. 5014 // 5015 // Also update 5016 // - EventLogger#ALL_DANGEROUS_PERMISSIONS 5017 // - metrics_constants.proto 5018 throw new IllegalStateException("Unknown permission " + name); 5019 } 5020 } 5021 5022 return MetricsEvent.ACTION_PERMISSION_REQUEST_READ_CALENDAR + eventIdIndex * 4; 5023 } 5024 5025 /** 5026 * Log that a permission was revoked. 5027 * 5028 * @param context Context of the caller 5029 * @param name name of the permission 5030 * @param packageName package permission if for 5031 */ 5032 private static void logPermissionRevoked(@NonNull Context context, @NonNull String name, 5033 @NonNull String packageName) { 5034 MetricsLogger.action(context, getBaseEventId(name) + 3, packageName); 5035 } 5036 5037 /** 5038 * Log that a permission request was granted. 5039 * 5040 * @param context Context of the caller 5041 * @param name name of the permission 5042 * @param packageName package permission if for 5043 */ 5044 private static void logPermissionGranted(@NonNull Context context, @NonNull String name, 5045 @NonNull String packageName) { 5046 MetricsLogger.action(context, getBaseEventId(name) + 1, packageName); 5047 } 5048 5049 @Override 5050 public void resetRuntimePermissions() { 5051 mContext.enforceCallingOrSelfPermission( 5052 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 5053 "revokeRuntimePermission"); 5054 5055 int callingUid = Binder.getCallingUid(); 5056 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 5057 mContext.enforceCallingOrSelfPermission( 5058 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5059 "resetRuntimePermissions"); 5060 } 5061 5062 synchronized (mPackages) { 5063 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 5064 for (int userId : UserManagerService.getInstance().getUserIds()) { 5065 final int packageCount = mPackages.size(); 5066 for (int i = 0; i < packageCount; i++) { 5067 PackageParser.Package pkg = mPackages.valueAt(i); 5068 if (!(pkg.mExtras instanceof PackageSetting)) { 5069 continue; 5070 } 5071 PackageSetting ps = (PackageSetting) pkg.mExtras; 5072 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 5073 } 5074 } 5075 } 5076 } 5077 5078 @Override 5079 public int getPermissionFlags(String name, String packageName, int userId) { 5080 if (!sUserManager.exists(userId)) { 5081 return 0; 5082 } 5083 5084 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 5085 5086 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5087 true /* requireFullPermission */, false /* checkShell */, 5088 "getPermissionFlags"); 5089 5090 synchronized (mPackages) { 5091 final PackageParser.Package pkg = mPackages.get(packageName); 5092 if (pkg == null) { 5093 return 0; 5094 } 5095 5096 final BasePermission bp = mSettings.mPermissions.get(name); 5097 if (bp == null) { 5098 return 0; 5099 } 5100 5101 SettingBase sb = (SettingBase) pkg.mExtras; 5102 if (sb == null) { 5103 return 0; 5104 } 5105 5106 PermissionsState permissionsState = sb.getPermissionsState(); 5107 return permissionsState.getPermissionFlags(name, userId); 5108 } 5109 } 5110 5111 @Override 5112 public void updatePermissionFlags(String name, String packageName, int flagMask, 5113 int flagValues, int userId) { 5114 if (!sUserManager.exists(userId)) { 5115 return; 5116 } 5117 5118 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 5119 5120 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5121 true /* requireFullPermission */, true /* checkShell */, 5122 "updatePermissionFlags"); 5123 5124 // Only the system can change these flags and nothing else. 5125 if (getCallingUid() != Process.SYSTEM_UID) { 5126 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 5127 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 5128 flagMask &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 5129 flagValues &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 5130 flagValues &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 5131 } 5132 5133 synchronized (mPackages) { 5134 final PackageParser.Package pkg = mPackages.get(packageName); 5135 if (pkg == null) { 5136 throw new IllegalArgumentException("Unknown package: " + packageName); 5137 } 5138 5139 final BasePermission bp = mSettings.mPermissions.get(name); 5140 if (bp == null) { 5141 throw new IllegalArgumentException("Unknown permission: " + name); 5142 } 5143 5144 SettingBase sb = (SettingBase) pkg.mExtras; 5145 if (sb == null) { 5146 throw new IllegalArgumentException("Unknown package: " + packageName); 5147 } 5148 5149 PermissionsState permissionsState = sb.getPermissionsState(); 5150 5151 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 5152 5153 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 5154 // Install and runtime permissions are stored in different places, 5155 // so figure out what permission changed and persist the change. 5156 if (permissionsState.getInstallPermissionState(name) != null) { 5157 scheduleWriteSettingsLocked(); 5158 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 5159 || hadState) { 5160 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 5161 } 5162 } 5163 } 5164 } 5165 5166 /** 5167 * Update the permission flags for all packages and runtime permissions of a user in order 5168 * to allow device or profile owner to remove POLICY_FIXED. 5169 */ 5170 @Override 5171 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 5172 if (!sUserManager.exists(userId)) { 5173 return; 5174 } 5175 5176 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 5177 5178 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5179 true /* requireFullPermission */, true /* checkShell */, 5180 "updatePermissionFlagsForAllApps"); 5181 5182 // Only the system can change system fixed flags. 5183 if (getCallingUid() != Process.SYSTEM_UID) { 5184 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 5185 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 5186 } 5187 5188 synchronized (mPackages) { 5189 boolean changed = false; 5190 final int packageCount = mPackages.size(); 5191 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 5192 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 5193 SettingBase sb = (SettingBase) pkg.mExtras; 5194 if (sb == null) { 5195 continue; 5196 } 5197 PermissionsState permissionsState = sb.getPermissionsState(); 5198 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 5199 userId, flagMask, flagValues); 5200 } 5201 if (changed) { 5202 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 5203 } 5204 } 5205 } 5206 5207 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 5208 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 5209 != PackageManager.PERMISSION_GRANTED 5210 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 5211 != PackageManager.PERMISSION_GRANTED) { 5212 throw new SecurityException(message + " requires " 5213 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 5214 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 5215 } 5216 } 5217 5218 @Override 5219 public boolean shouldShowRequestPermissionRationale(String permissionName, 5220 String packageName, int userId) { 5221 if (UserHandle.getCallingUserId() != userId) { 5222 mContext.enforceCallingPermission( 5223 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5224 "canShowRequestPermissionRationale for user " + userId); 5225 } 5226 5227 final int uid = getPackageUid(packageName, MATCH_DEBUG_TRIAGED_MISSING, userId); 5228 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 5229 return false; 5230 } 5231 5232 if (checkPermission(permissionName, packageName, userId) 5233 == PackageManager.PERMISSION_GRANTED) { 5234 return false; 5235 } 5236 5237 final int flags; 5238 5239 final long identity = Binder.clearCallingIdentity(); 5240 try { 5241 flags = getPermissionFlags(permissionName, 5242 packageName, userId); 5243 } finally { 5244 Binder.restoreCallingIdentity(identity); 5245 } 5246 5247 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 5248 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 5249 | PackageManager.FLAG_PERMISSION_USER_FIXED; 5250 5251 if ((flags & fixedFlags) != 0) { 5252 return false; 5253 } 5254 5255 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 5256 } 5257 5258 @Override 5259 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5260 mContext.enforceCallingOrSelfPermission( 5261 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 5262 "addOnPermissionsChangeListener"); 5263 5264 synchronized (mPackages) { 5265 mOnPermissionChangeListeners.addListenerLocked(listener); 5266 } 5267 } 5268 5269 @Override 5270 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5271 synchronized (mPackages) { 5272 mOnPermissionChangeListeners.removeListenerLocked(listener); 5273 } 5274 } 5275 5276 @Override 5277 public boolean isProtectedBroadcast(String actionName) { 5278 synchronized (mPackages) { 5279 if (mProtectedBroadcasts.contains(actionName)) { 5280 return true; 5281 } else if (actionName != null) { 5282 // TODO: remove these terrible hacks 5283 if (actionName.startsWith("android.net.netmon.lingerExpired") 5284 || actionName.startsWith("com.android.server.sip.SipWakeupTimer") 5285 || actionName.startsWith("com.android.internal.telephony.data-reconnect") 5286 || actionName.startsWith("android.net.netmon.launchCaptivePortalApp")) { 5287 return true; 5288 } 5289 } 5290 } 5291 return false; 5292 } 5293 5294 @Override 5295 public int checkSignatures(String pkg1, String pkg2) { 5296 synchronized (mPackages) { 5297 final PackageParser.Package p1 = mPackages.get(pkg1); 5298 final PackageParser.Package p2 = mPackages.get(pkg2); 5299 if (p1 == null || p1.mExtras == null 5300 || p2 == null || p2.mExtras == null) { 5301 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5302 } 5303 return compareSignatures(p1.mSignatures, p2.mSignatures); 5304 } 5305 } 5306 5307 @Override 5308 public int checkUidSignatures(int uid1, int uid2) { 5309 // Map to base uids. 5310 uid1 = UserHandle.getAppId(uid1); 5311 uid2 = UserHandle.getAppId(uid2); 5312 // reader 5313 synchronized (mPackages) { 5314 Signature[] s1; 5315 Signature[] s2; 5316 Object obj = mSettings.getUserIdLPr(uid1); 5317 if (obj != null) { 5318 if (obj instanceof SharedUserSetting) { 5319 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 5320 } else if (obj instanceof PackageSetting) { 5321 s1 = ((PackageSetting)obj).signatures.mSignatures; 5322 } else { 5323 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5324 } 5325 } else { 5326 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5327 } 5328 obj = mSettings.getUserIdLPr(uid2); 5329 if (obj != null) { 5330 if (obj instanceof SharedUserSetting) { 5331 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 5332 } else if (obj instanceof PackageSetting) { 5333 s2 = ((PackageSetting)obj).signatures.mSignatures; 5334 } else { 5335 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5336 } 5337 } else { 5338 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5339 } 5340 return compareSignatures(s1, s2); 5341 } 5342 } 5343 5344 /** 5345 * This method should typically only be used when granting or revoking 5346 * permissions, since the app may immediately restart after this call. 5347 * <p> 5348 * If you're doing surgery on app code/data, use {@link PackageFreezer} to 5349 * guard your work against the app being relaunched. 5350 */ 5351 private void killUid(int appId, int userId, String reason) { 5352 final long identity = Binder.clearCallingIdentity(); 5353 try { 5354 IActivityManager am = ActivityManager.getService(); 5355 if (am != null) { 5356 try { 5357 am.killUid(appId, userId, reason); 5358 } catch (RemoteException e) { 5359 /* ignore - same process */ 5360 } 5361 } 5362 } finally { 5363 Binder.restoreCallingIdentity(identity); 5364 } 5365 } 5366 5367 /** 5368 * Compares two sets of signatures. Returns: 5369 * <br /> 5370 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 5371 * <br /> 5372 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 5373 * <br /> 5374 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 5375 * <br /> 5376 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 5377 * <br /> 5378 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 5379 */ 5380 static int compareSignatures(Signature[] s1, Signature[] s2) { 5381 if (s1 == null) { 5382 return s2 == null 5383 ? PackageManager.SIGNATURE_NEITHER_SIGNED 5384 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 5385 } 5386 5387 if (s2 == null) { 5388 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 5389 } 5390 5391 if (s1.length != s2.length) { 5392 return PackageManager.SIGNATURE_NO_MATCH; 5393 } 5394 5395 // Since both signature sets are of size 1, we can compare without HashSets. 5396 if (s1.length == 1) { 5397 return s1[0].equals(s2[0]) ? 5398 PackageManager.SIGNATURE_MATCH : 5399 PackageManager.SIGNATURE_NO_MATCH; 5400 } 5401 5402 ArraySet<Signature> set1 = new ArraySet<Signature>(); 5403 for (Signature sig : s1) { 5404 set1.add(sig); 5405 } 5406 ArraySet<Signature> set2 = new ArraySet<Signature>(); 5407 for (Signature sig : s2) { 5408 set2.add(sig); 5409 } 5410 // Make sure s2 contains all signatures in s1. 5411 if (set1.equals(set2)) { 5412 return PackageManager.SIGNATURE_MATCH; 5413 } 5414 return PackageManager.SIGNATURE_NO_MATCH; 5415 } 5416 5417 /** 5418 * If the database version for this type of package (internal storage or 5419 * external storage) is less than the version where package signatures 5420 * were updated, return true. 5421 */ 5422 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5423 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5424 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 5425 } 5426 5427 /** 5428 * Used for backward compatibility to make sure any packages with 5429 * certificate chains get upgraded to the new style. {@code existingSigs} 5430 * will be in the old format (since they were stored on disk from before the 5431 * system upgrade) and {@code scannedSigs} will be in the newer format. 5432 */ 5433 private int compareSignaturesCompat(PackageSignatures existingSigs, 5434 PackageParser.Package scannedPkg) { 5435 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 5436 return PackageManager.SIGNATURE_NO_MATCH; 5437 } 5438 5439 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 5440 for (Signature sig : existingSigs.mSignatures) { 5441 existingSet.add(sig); 5442 } 5443 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 5444 for (Signature sig : scannedPkg.mSignatures) { 5445 try { 5446 Signature[] chainSignatures = sig.getChainSignatures(); 5447 for (Signature chainSig : chainSignatures) { 5448 scannedCompatSet.add(chainSig); 5449 } 5450 } catch (CertificateEncodingException e) { 5451 scannedCompatSet.add(sig); 5452 } 5453 } 5454 /* 5455 * Make sure the expanded scanned set contains all signatures in the 5456 * existing one. 5457 */ 5458 if (scannedCompatSet.equals(existingSet)) { 5459 // Migrate the old signatures to the new scheme. 5460 existingSigs.assignSignatures(scannedPkg.mSignatures); 5461 // The new KeySets will be re-added later in the scanning process. 5462 synchronized (mPackages) { 5463 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 5464 } 5465 return PackageManager.SIGNATURE_MATCH; 5466 } 5467 return PackageManager.SIGNATURE_NO_MATCH; 5468 } 5469 5470 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5471 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5472 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 5473 } 5474 5475 private int compareSignaturesRecover(PackageSignatures existingSigs, 5476 PackageParser.Package scannedPkg) { 5477 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 5478 return PackageManager.SIGNATURE_NO_MATCH; 5479 } 5480 5481 String msg = null; 5482 try { 5483 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 5484 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 5485 + scannedPkg.packageName); 5486 return PackageManager.SIGNATURE_MATCH; 5487 } 5488 } catch (CertificateException e) { 5489 msg = e.getMessage(); 5490 } 5491 5492 logCriticalInfo(Log.INFO, 5493 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 5494 return PackageManager.SIGNATURE_NO_MATCH; 5495 } 5496 5497 @Override 5498 public List<String> getAllPackages() { 5499 synchronized (mPackages) { 5500 return new ArrayList<String>(mPackages.keySet()); 5501 } 5502 } 5503 5504 @Override 5505 public String[] getPackagesForUid(int uid) { 5506 final int userId = UserHandle.getUserId(uid); 5507 uid = UserHandle.getAppId(uid); 5508 // reader 5509 synchronized (mPackages) { 5510 Object obj = mSettings.getUserIdLPr(uid); 5511 if (obj instanceof SharedUserSetting) { 5512 final SharedUserSetting sus = (SharedUserSetting) obj; 5513 final int N = sus.packages.size(); 5514 String[] res = new String[N]; 5515 final Iterator<PackageSetting> it = sus.packages.iterator(); 5516 int i = 0; 5517 while (it.hasNext()) { 5518 PackageSetting ps = it.next(); 5519 if (ps.getInstalled(userId)) { 5520 res[i++] = ps.name; 5521 } else { 5522 res = ArrayUtils.removeElement(String.class, res, res[i]); 5523 } 5524 } 5525 return res; 5526 } else if (obj instanceof PackageSetting) { 5527 final PackageSetting ps = (PackageSetting) obj; 5528 if (ps.getInstalled(userId)) { 5529 return new String[]{ps.name}; 5530 } 5531 } 5532 } 5533 return null; 5534 } 5535 5536 @Override 5537 public String getNameForUid(int uid) { 5538 // reader 5539 synchronized (mPackages) { 5540 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5541 if (obj instanceof SharedUserSetting) { 5542 final SharedUserSetting sus = (SharedUserSetting) obj; 5543 return sus.name + ":" + sus.userId; 5544 } else if (obj instanceof PackageSetting) { 5545 final PackageSetting ps = (PackageSetting) obj; 5546 return ps.name; 5547 } 5548 } 5549 return null; 5550 } 5551 5552 @Override 5553 public int getUidForSharedUser(String sharedUserName) { 5554 if(sharedUserName == null) { 5555 return -1; 5556 } 5557 // reader 5558 synchronized (mPackages) { 5559 SharedUserSetting suid; 5560 try { 5561 suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 5562 if (suid != null) { 5563 return suid.userId; 5564 } 5565 } catch (PackageManagerException ignore) { 5566 // can't happen, but, still need to catch it 5567 } 5568 return -1; 5569 } 5570 } 5571 5572 @Override 5573 public int getFlagsForUid(int uid) { 5574 synchronized (mPackages) { 5575 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5576 if (obj instanceof SharedUserSetting) { 5577 final SharedUserSetting sus = (SharedUserSetting) obj; 5578 return sus.pkgFlags; 5579 } else if (obj instanceof PackageSetting) { 5580 final PackageSetting ps = (PackageSetting) obj; 5581 return ps.pkgFlags; 5582 } 5583 } 5584 return 0; 5585 } 5586 5587 @Override 5588 public int getPrivateFlagsForUid(int uid) { 5589 synchronized (mPackages) { 5590 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5591 if (obj instanceof SharedUserSetting) { 5592 final SharedUserSetting sus = (SharedUserSetting) obj; 5593 return sus.pkgPrivateFlags; 5594 } else if (obj instanceof PackageSetting) { 5595 final PackageSetting ps = (PackageSetting) obj; 5596 return ps.pkgPrivateFlags; 5597 } 5598 } 5599 return 0; 5600 } 5601 5602 @Override 5603 public boolean isUidPrivileged(int uid) { 5604 uid = UserHandle.getAppId(uid); 5605 // reader 5606 synchronized (mPackages) { 5607 Object obj = mSettings.getUserIdLPr(uid); 5608 if (obj instanceof SharedUserSetting) { 5609 final SharedUserSetting sus = (SharedUserSetting) obj; 5610 final Iterator<PackageSetting> it = sus.packages.iterator(); 5611 while (it.hasNext()) { 5612 if (it.next().isPrivileged()) { 5613 return true; 5614 } 5615 } 5616 } else if (obj instanceof PackageSetting) { 5617 final PackageSetting ps = (PackageSetting) obj; 5618 return ps.isPrivileged(); 5619 } 5620 } 5621 return false; 5622 } 5623 5624 @Override 5625 public String[] getAppOpPermissionPackages(String permissionName) { 5626 synchronized (mPackages) { 5627 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 5628 if (pkgs == null) { 5629 return null; 5630 } 5631 return pkgs.toArray(new String[pkgs.size()]); 5632 } 5633 } 5634 5635 @Override 5636 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 5637 int flags, int userId) { 5638 return resolveIntentInternal( 5639 intent, resolvedType, flags, userId, false /*includeInstantApps*/); 5640 } 5641 5642 private ResolveInfo resolveIntentInternal(Intent intent, String resolvedType, 5643 int flags, int userId, boolean includeInstantApps) { 5644 try { 5645 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveIntent"); 5646 5647 if (!sUserManager.exists(userId)) return null; 5648 final int callingUid = Binder.getCallingUid(); 5649 flags = updateFlagsForResolve(flags, userId, intent, callingUid, includeInstantApps); 5650 enforceCrossUserPermission(callingUid, userId, 5651 false /*requireFullPermission*/, false /*checkShell*/, "resolve intent"); 5652 5653 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 5654 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, 5655 flags, userId, includeInstantApps); 5656 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5657 5658 final ResolveInfo bestChoice = 5659 chooseBestActivity(intent, resolvedType, flags, query, userId); 5660 return bestChoice; 5661 } finally { 5662 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5663 } 5664 } 5665 5666 @Override 5667 public ResolveInfo findPersistentPreferredActivity(Intent intent, int userId) { 5668 if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) { 5669 throw new SecurityException( 5670 "findPersistentPreferredActivity can only be run by the system"); 5671 } 5672 if (!sUserManager.exists(userId)) { 5673 return null; 5674 } 5675 final int callingUid = Binder.getCallingUid(); 5676 intent = updateIntentForResolve(intent); 5677 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 5678 final int flags = updateFlagsForResolve( 5679 0, userId, intent, callingUid, false /*includeInstantApps*/); 5680 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5681 userId); 5682 synchronized (mPackages) { 5683 return findPersistentPreferredActivityLP(intent, resolvedType, flags, query, false, 5684 userId); 5685 } 5686 } 5687 5688 @Override 5689 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 5690 IntentFilter filter, int match, ComponentName activity) { 5691 final int userId = UserHandle.getCallingUserId(); 5692 if (DEBUG_PREFERRED) { 5693 Log.v(TAG, "setLastChosenActivity intent=" + intent 5694 + " resolvedType=" + resolvedType 5695 + " flags=" + flags 5696 + " filter=" + filter 5697 + " match=" + match 5698 + " activity=" + activity); 5699 filter.dump(new PrintStreamPrinter(System.out), " "); 5700 } 5701 intent.setComponent(null); 5702 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5703 userId); 5704 // Find any earlier preferred or last chosen entries and nuke them 5705 findPreferredActivity(intent, resolvedType, 5706 flags, query, 0, false, true, false, userId); 5707 // Add the new activity as the last chosen for this filter 5708 addPreferredActivityInternal(filter, match, null, activity, false, userId, 5709 "Setting last chosen"); 5710 } 5711 5712 @Override 5713 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 5714 final int userId = UserHandle.getCallingUserId(); 5715 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 5716 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5717 userId); 5718 return findPreferredActivity(intent, resolvedType, flags, query, 0, 5719 false, false, false, userId); 5720 } 5721 5722 /** 5723 * Returns whether or not instant apps have been disabled remotely. 5724 */ 5725 private boolean isEphemeralDisabled() { 5726 return mEphemeralAppsDisabled; 5727 } 5728 5729 private boolean isEphemeralAllowed( 5730 Intent intent, List<ResolveInfo> resolvedActivities, int userId, 5731 boolean skipPackageCheck) { 5732 final int callingUser = UserHandle.getCallingUserId(); 5733 if (mInstantAppResolverConnection == null) { 5734 return false; 5735 } 5736 if (mInstantAppInstallerActivity == null) { 5737 return false; 5738 } 5739 if (intent.getComponent() != null) { 5740 return false; 5741 } 5742 if ((intent.getFlags() & Intent.FLAG_IGNORE_EPHEMERAL) != 0) { 5743 return false; 5744 } 5745 if (!skipPackageCheck && intent.getPackage() != null) { 5746 return false; 5747 } 5748 final boolean isWebUri = hasWebURI(intent); 5749 if (!isWebUri || intent.getData().getHost() == null) { 5750 return false; 5751 } 5752 // Deny ephemeral apps if the user chose _ALWAYS or _ALWAYS_ASK for intent resolution. 5753 // Or if there's already an ephemeral app installed that handles the action 5754 synchronized (mPackages) { 5755 final int count = (resolvedActivities == null ? 0 : resolvedActivities.size()); 5756 for (int n = 0; n < count; n++) { 5757 final ResolveInfo info = resolvedActivities.get(n); 5758 final String packageName = info.activityInfo.packageName; 5759 final PackageSetting ps = mSettings.mPackages.get(packageName); 5760 if (ps != null) { 5761 // only check domain verification status if the app is not a browser 5762 if (!info.handleAllWebDataURI) { 5763 // Try to get the status from User settings first 5764 final long packedStatus = getDomainVerificationStatusLPr(ps, userId); 5765 final int status = (int) (packedStatus >> 32); 5766 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS 5767 || status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 5768 if (DEBUG_EPHEMERAL) { 5769 Slog.v(TAG, "DENY instant app;" 5770 + " pkg: " + packageName + ", status: " + status); 5771 } 5772 return false; 5773 } 5774 } 5775 if (ps.getInstantApp(userId)) { 5776 if (DEBUG_EPHEMERAL) { 5777 Slog.v(TAG, "DENY instant app installed;" 5778 + " pkg: " + packageName); 5779 } 5780 return false; 5781 } 5782 } 5783 } 5784 } 5785 // We've exhausted all ways to deny ephemeral application; let the system look for them. 5786 return true; 5787 } 5788 5789 private void requestInstantAppResolutionPhaseTwo(AuxiliaryResolveInfo responseObj, 5790 Intent origIntent, String resolvedType, String callingPackage, 5791 int userId) { 5792 final Message msg = mHandler.obtainMessage(INSTANT_APP_RESOLUTION_PHASE_TWO, 5793 new InstantAppRequest(responseObj, origIntent, resolvedType, 5794 callingPackage, userId)); 5795 mHandler.sendMessage(msg); 5796 } 5797 5798 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 5799 int flags, List<ResolveInfo> query, int userId) { 5800 if (query != null) { 5801 final int N = query.size(); 5802 if (N == 1) { 5803 return query.get(0); 5804 } else if (N > 1) { 5805 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 5806 // If there is more than one activity with the same priority, 5807 // then let the user decide between them. 5808 ResolveInfo r0 = query.get(0); 5809 ResolveInfo r1 = query.get(1); 5810 if (DEBUG_INTENT_MATCHING || debug) { 5811 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 5812 + r1.activityInfo.name + "=" + r1.priority); 5813 } 5814 // If the first activity has a higher priority, or a different 5815 // default, then it is always desirable to pick it. 5816 if (r0.priority != r1.priority 5817 || r0.preferredOrder != r1.preferredOrder 5818 || r0.isDefault != r1.isDefault) { 5819 return query.get(0); 5820 } 5821 // If we have saved a preference for a preferred activity for 5822 // this Intent, use that. 5823 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 5824 flags, query, r0.priority, true, false, debug, userId); 5825 if (ri != null) { 5826 return ri; 5827 } 5828 // If we have an ephemeral app, use it 5829 for (int i = 0; i < N; i++) { 5830 ri = query.get(i); 5831 if (ri.activityInfo.applicationInfo.isInstantApp()) { 5832 return ri; 5833 } 5834 } 5835 ri = new ResolveInfo(mResolveInfo); 5836 ri.activityInfo = new ActivityInfo(ri.activityInfo); 5837 ri.activityInfo.labelRes = ResolverActivity.getLabelRes(intent.getAction()); 5838 // If all of the options come from the same package, show the application's 5839 // label and icon instead of the generic resolver's. 5840 // Some calls like Intent.resolveActivityInfo query the ResolveInfo from here 5841 // and then throw away the ResolveInfo itself, meaning that the caller loses 5842 // the resolvePackageName. Therefore the activityInfo.labelRes above provides 5843 // a fallback for this case; we only set the target package's resources on 5844 // the ResolveInfo, not the ActivityInfo. 5845 final String intentPackage = intent.getPackage(); 5846 if (!TextUtils.isEmpty(intentPackage) && allHavePackage(query, intentPackage)) { 5847 final ApplicationInfo appi = query.get(0).activityInfo.applicationInfo; 5848 ri.resolvePackageName = intentPackage; 5849 if (userNeedsBadging(userId)) { 5850 ri.noResourceId = true; 5851 } else { 5852 ri.icon = appi.icon; 5853 } 5854 ri.iconResourceId = appi.icon; 5855 ri.labelRes = appi.labelRes; 5856 } 5857 ri.activityInfo.applicationInfo = new ApplicationInfo( 5858 ri.activityInfo.applicationInfo); 5859 if (userId != 0) { 5860 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 5861 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 5862 } 5863 // Make sure that the resolver is displayable in car mode 5864 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 5865 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 5866 return ri; 5867 } 5868 } 5869 return null; 5870 } 5871 5872 /** 5873 * Return true if the given list is not empty and all of its contents have 5874 * an activityInfo with the given package name. 5875 */ 5876 private boolean allHavePackage(List<ResolveInfo> list, String packageName) { 5877 if (ArrayUtils.isEmpty(list)) { 5878 return false; 5879 } 5880 for (int i = 0, N = list.size(); i < N; i++) { 5881 final ResolveInfo ri = list.get(i); 5882 final ActivityInfo ai = ri != null ? ri.activityInfo : null; 5883 if (ai == null || !packageName.equals(ai.packageName)) { 5884 return false; 5885 } 5886 } 5887 return true; 5888 } 5889 5890 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 5891 int flags, List<ResolveInfo> query, boolean debug, int userId) { 5892 final int N = query.size(); 5893 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 5894 .get(userId); 5895 // Get the list of persistent preferred activities that handle the intent 5896 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 5897 List<PersistentPreferredActivity> pprefs = ppir != null 5898 ? ppir.queryIntent(intent, resolvedType, 5899 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 5900 userId) 5901 : null; 5902 if (pprefs != null && pprefs.size() > 0) { 5903 final int M = pprefs.size(); 5904 for (int i=0; i<M; i++) { 5905 final PersistentPreferredActivity ppa = pprefs.get(i); 5906 if (DEBUG_PREFERRED || debug) { 5907 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 5908 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 5909 + "\n component=" + ppa.mComponent); 5910 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5911 } 5912 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 5913 flags | MATCH_DISABLED_COMPONENTS, userId); 5914 if (DEBUG_PREFERRED || debug) { 5915 Slog.v(TAG, "Found persistent preferred activity:"); 5916 if (ai != null) { 5917 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5918 } else { 5919 Slog.v(TAG, " null"); 5920 } 5921 } 5922 if (ai == null) { 5923 // This previously registered persistent preferred activity 5924 // component is no longer known. Ignore it and do NOT remove it. 5925 continue; 5926 } 5927 for (int j=0; j<N; j++) { 5928 final ResolveInfo ri = query.get(j); 5929 if (!ri.activityInfo.applicationInfo.packageName 5930 .equals(ai.applicationInfo.packageName)) { 5931 continue; 5932 } 5933 if (!ri.activityInfo.name.equals(ai.name)) { 5934 continue; 5935 } 5936 // Found a persistent preference that can handle the intent. 5937 if (DEBUG_PREFERRED || debug) { 5938 Slog.v(TAG, "Returning persistent preferred activity: " + 5939 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 5940 } 5941 return ri; 5942 } 5943 } 5944 } 5945 return null; 5946 } 5947 5948 // TODO: handle preferred activities missing while user has amnesia 5949 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 5950 List<ResolveInfo> query, int priority, boolean always, 5951 boolean removeMatches, boolean debug, int userId) { 5952 if (!sUserManager.exists(userId)) return null; 5953 final int callingUid = Binder.getCallingUid(); 5954 flags = updateFlagsForResolve( 5955 flags, userId, intent, callingUid, false /*includeInstantApps*/); 5956 intent = updateIntentForResolve(intent); 5957 // writer 5958 synchronized (mPackages) { 5959 // Try to find a matching persistent preferred activity. 5960 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 5961 debug, userId); 5962 5963 // If a persistent preferred activity matched, use it. 5964 if (pri != null) { 5965 return pri; 5966 } 5967 5968 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 5969 // Get the list of preferred activities that handle the intent 5970 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 5971 List<PreferredActivity> prefs = pir != null 5972 ? pir.queryIntent(intent, resolvedType, 5973 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 5974 userId) 5975 : null; 5976 if (prefs != null && prefs.size() > 0) { 5977 boolean changed = false; 5978 try { 5979 // First figure out how good the original match set is. 5980 // We will only allow preferred activities that came 5981 // from the same match quality. 5982 int match = 0; 5983 5984 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 5985 5986 final int N = query.size(); 5987 for (int j=0; j<N; j++) { 5988 final ResolveInfo ri = query.get(j); 5989 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 5990 + ": 0x" + Integer.toHexString(match)); 5991 if (ri.match > match) { 5992 match = ri.match; 5993 } 5994 } 5995 5996 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 5997 + Integer.toHexString(match)); 5998 5999 match &= IntentFilter.MATCH_CATEGORY_MASK; 6000 final int M = prefs.size(); 6001 for (int i=0; i<M; i++) { 6002 final PreferredActivity pa = prefs.get(i); 6003 if (DEBUG_PREFERRED || debug) { 6004 Slog.v(TAG, "Checking PreferredActivity ds=" 6005 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 6006 + "\n component=" + pa.mPref.mComponent); 6007 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6008 } 6009 if (pa.mPref.mMatch != match) { 6010 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 6011 + Integer.toHexString(pa.mPref.mMatch)); 6012 continue; 6013 } 6014 // If it's not an "always" type preferred activity and that's what we're 6015 // looking for, skip it. 6016 if (always && !pa.mPref.mAlways) { 6017 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 6018 continue; 6019 } 6020 final ActivityInfo ai = getActivityInfo( 6021 pa.mPref.mComponent, flags | MATCH_DISABLED_COMPONENTS 6022 | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 6023 userId); 6024 if (DEBUG_PREFERRED || debug) { 6025 Slog.v(TAG, "Found preferred activity:"); 6026 if (ai != null) { 6027 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6028 } else { 6029 Slog.v(TAG, " null"); 6030 } 6031 } 6032 if (ai == null) { 6033 // This previously registered preferred activity 6034 // component is no longer known. Most likely an update 6035 // to the app was installed and in the new version this 6036 // component no longer exists. Clean it up by removing 6037 // it from the preferred activities list, and skip it. 6038 Slog.w(TAG, "Removing dangling preferred activity: " 6039 + pa.mPref.mComponent); 6040 pir.removeFilter(pa); 6041 changed = true; 6042 continue; 6043 } 6044 for (int j=0; j<N; j++) { 6045 final ResolveInfo ri = query.get(j); 6046 if (!ri.activityInfo.applicationInfo.packageName 6047 .equals(ai.applicationInfo.packageName)) { 6048 continue; 6049 } 6050 if (!ri.activityInfo.name.equals(ai.name)) { 6051 continue; 6052 } 6053 6054 if (removeMatches) { 6055 pir.removeFilter(pa); 6056 changed = true; 6057 if (DEBUG_PREFERRED) { 6058 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 6059 } 6060 break; 6061 } 6062 6063 // Okay we found a previously set preferred or last chosen app. 6064 // If the result set is different from when this 6065 // was created, we need to clear it and re-ask the 6066 // user their preference, if we're looking for an "always" type entry. 6067 if (always && !pa.mPref.sameSet(query)) { 6068 Slog.i(TAG, "Result set changed, dropping preferred activity for " 6069 + intent + " type " + resolvedType); 6070 if (DEBUG_PREFERRED) { 6071 Slog.v(TAG, "Removing preferred activity since set changed " 6072 + pa.mPref.mComponent); 6073 } 6074 pir.removeFilter(pa); 6075 // Re-add the filter as a "last chosen" entry (!always) 6076 PreferredActivity lastChosen = new PreferredActivity( 6077 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 6078 pir.addFilter(lastChosen); 6079 changed = true; 6080 return null; 6081 } 6082 6083 // Yay! Either the set matched or we're looking for the last chosen 6084 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 6085 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 6086 return ri; 6087 } 6088 } 6089 } finally { 6090 if (changed) { 6091 if (DEBUG_PREFERRED) { 6092 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 6093 } 6094 scheduleWritePackageRestrictionsLocked(userId); 6095 } 6096 } 6097 } 6098 } 6099 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 6100 return null; 6101 } 6102 6103 /* 6104 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 6105 */ 6106 @Override 6107 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 6108 int targetUserId) { 6109 mContext.enforceCallingOrSelfPermission( 6110 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 6111 List<CrossProfileIntentFilter> matches = 6112 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 6113 if (matches != null) { 6114 int size = matches.size(); 6115 for (int i = 0; i < size; i++) { 6116 if (matches.get(i).getTargetUserId() == targetUserId) return true; 6117 } 6118 } 6119 if (hasWebURI(intent)) { 6120 // cross-profile app linking works only towards the parent. 6121 final int callingUid = Binder.getCallingUid(); 6122 final UserInfo parent = getProfileParent(sourceUserId); 6123 synchronized(mPackages) { 6124 int flags = updateFlagsForResolve(0, parent.id, intent, callingUid, 6125 false /*includeInstantApps*/); 6126 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 6127 intent, resolvedType, flags, sourceUserId, parent.id); 6128 return xpDomainInfo != null; 6129 } 6130 } 6131 return false; 6132 } 6133 6134 private UserInfo getProfileParent(int userId) { 6135 final long identity = Binder.clearCallingIdentity(); 6136 try { 6137 return sUserManager.getProfileParent(userId); 6138 } finally { 6139 Binder.restoreCallingIdentity(identity); 6140 } 6141 } 6142 6143 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 6144 String resolvedType, int userId) { 6145 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 6146 if (resolver != null) { 6147 return resolver.queryIntent(intent, resolvedType, false /*defaultOnly*/, userId); 6148 } 6149 return null; 6150 } 6151 6152 @Override 6153 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivities(Intent intent, 6154 String resolvedType, int flags, int userId) { 6155 try { 6156 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 6157 6158 return new ParceledListSlice<>( 6159 queryIntentActivitiesInternal(intent, resolvedType, flags, userId)); 6160 } finally { 6161 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6162 } 6163 } 6164 6165 /** 6166 * Returns the package name of the calling Uid if it's an instant app. If it isn't 6167 * instant, returns {@code null}. 6168 */ 6169 private String getInstantAppPackageName(int callingUid) { 6170 // If the caller is an isolated app use the owner's uid for the lookup. 6171 if (Process.isIsolated(callingUid)) { 6172 callingUid = mIsolatedOwners.get(callingUid); 6173 } 6174 final int appId = UserHandle.getAppId(callingUid); 6175 synchronized (mPackages) { 6176 final Object obj = mSettings.getUserIdLPr(appId); 6177 if (obj instanceof PackageSetting) { 6178 final PackageSetting ps = (PackageSetting) obj; 6179 final boolean isInstantApp = ps.getInstantApp(UserHandle.getUserId(callingUid)); 6180 return isInstantApp ? ps.pkg.packageName : null; 6181 } 6182 } 6183 return null; 6184 } 6185 6186 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 6187 String resolvedType, int flags, int userId) { 6188 return queryIntentActivitiesInternal(intent, resolvedType, flags, userId, false); 6189 } 6190 6191 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 6192 String resolvedType, int flags, int userId, boolean includeInstantApps) { 6193 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6194 final int callingUid = Binder.getCallingUid(); 6195 final String instantAppPkgName = getInstantAppPackageName(callingUid); 6196 flags = updateFlagsForResolve(flags, userId, intent, callingUid, includeInstantApps); 6197 enforceCrossUserPermission(callingUid, userId, 6198 false /* requireFullPermission */, false /* checkShell */, 6199 "query intent activities"); 6200 ComponentName comp = intent.getComponent(); 6201 if (comp == null) { 6202 if (intent.getSelector() != null) { 6203 intent = intent.getSelector(); 6204 comp = intent.getComponent(); 6205 } 6206 } 6207 6208 if (comp != null) { 6209 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6210 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 6211 if (ai != null) { 6212 // When specifying an explicit component, we prevent the activity from being 6213 // used when either 1) the calling package is normal and the activity is within 6214 // an ephemeral application or 2) the calling package is ephemeral and the 6215 // activity is not visible to ephemeral applications. 6216 final boolean matchInstantApp = 6217 (flags & PackageManager.MATCH_INSTANT) != 0; 6218 final boolean matchVisibleToInstantAppOnly = 6219 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 6220 final boolean isCallerInstantApp = 6221 instantAppPkgName != null; 6222 final boolean isTargetSameInstantApp = 6223 comp.getPackageName().equals(instantAppPkgName); 6224 final boolean isTargetInstantApp = 6225 (ai.applicationInfo.privateFlags 6226 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 6227 final boolean isTargetHiddenFromInstantApp = 6228 (ai.flags & ActivityInfo.FLAG_VISIBLE_TO_EPHEMERAL) == 0; 6229 final boolean blockResolution = 6230 !isTargetSameInstantApp 6231 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 6232 || (matchVisibleToInstantAppOnly && isCallerInstantApp 6233 && isTargetHiddenFromInstantApp)); 6234 if (!blockResolution) { 6235 final ResolveInfo ri = new ResolveInfo(); 6236 ri.activityInfo = ai; 6237 list.add(ri); 6238 } 6239 } 6240 return applyPostResolutionFilter(list, instantAppPkgName); 6241 } 6242 6243 // reader 6244 boolean sortResult = false; 6245 boolean addEphemeral = false; 6246 List<ResolveInfo> result; 6247 final String pkgName = intent.getPackage(); 6248 final boolean ephemeralDisabled = isEphemeralDisabled(); 6249 synchronized (mPackages) { 6250 if (pkgName == null) { 6251 List<CrossProfileIntentFilter> matchingFilters = 6252 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 6253 // Check for results that need to skip the current profile. 6254 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 6255 resolvedType, flags, userId); 6256 if (xpResolveInfo != null) { 6257 List<ResolveInfo> xpResult = new ArrayList<ResolveInfo>(1); 6258 xpResult.add(xpResolveInfo); 6259 return applyPostResolutionFilter( 6260 filterIfNotSystemUser(xpResult, userId), instantAppPkgName); 6261 } 6262 6263 // Check for results in the current profile. 6264 result = filterIfNotSystemUser(mActivities.queryIntent( 6265 intent, resolvedType, flags, userId), userId); 6266 addEphemeral = !ephemeralDisabled 6267 && isEphemeralAllowed(intent, result, userId, false /*skipPackageCheck*/); 6268 // Check for cross profile results. 6269 boolean hasNonNegativePriorityResult = hasNonNegativePriority(result); 6270 xpResolveInfo = queryCrossProfileIntents( 6271 matchingFilters, intent, resolvedType, flags, userId, 6272 hasNonNegativePriorityResult); 6273 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 6274 boolean isVisibleToUser = filterIfNotSystemUser( 6275 Collections.singletonList(xpResolveInfo), userId).size() > 0; 6276 if (isVisibleToUser) { 6277 result.add(xpResolveInfo); 6278 sortResult = true; 6279 } 6280 } 6281 if (hasWebURI(intent)) { 6282 CrossProfileDomainInfo xpDomainInfo = null; 6283 final UserInfo parent = getProfileParent(userId); 6284 if (parent != null) { 6285 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 6286 flags, userId, parent.id); 6287 } 6288 if (xpDomainInfo != null) { 6289 if (xpResolveInfo != null) { 6290 // If we didn't remove it, the cross-profile ResolveInfo would be twice 6291 // in the result. 6292 result.remove(xpResolveInfo); 6293 } 6294 if (result.size() == 0 && !addEphemeral) { 6295 // No result in current profile, but found candidate in parent user. 6296 // And we are not going to add emphemeral app, so we can return the 6297 // result straight away. 6298 result.add(xpDomainInfo.resolveInfo); 6299 return applyPostResolutionFilter(result, instantAppPkgName); 6300 } 6301 } else if (result.size() <= 1 && !addEphemeral) { 6302 // No result in parent user and <= 1 result in current profile, and we 6303 // are not going to add emphemeral app, so we can return the result without 6304 // further processing. 6305 return applyPostResolutionFilter(result, instantAppPkgName); 6306 } 6307 // We have more than one candidate (combining results from current and parent 6308 // profile), so we need filtering and sorting. 6309 result = filterCandidatesWithDomainPreferredActivitiesLPr( 6310 intent, flags, result, xpDomainInfo, userId); 6311 sortResult = true; 6312 } 6313 } else { 6314 final PackageParser.Package pkg = mPackages.get(pkgName); 6315 if (pkg != null) { 6316 return applyPostResolutionFilter(filterIfNotSystemUser( 6317 mActivities.queryIntentForPackage( 6318 intent, resolvedType, flags, pkg.activities, userId), 6319 userId), instantAppPkgName); 6320 } else { 6321 // the caller wants to resolve for a particular package; however, there 6322 // were no installed results, so, try to find an ephemeral result 6323 addEphemeral = !ephemeralDisabled 6324 && isEphemeralAllowed( 6325 intent, null /*result*/, userId, true /*skipPackageCheck*/); 6326 result = new ArrayList<ResolveInfo>(); 6327 } 6328 } 6329 } 6330 if (addEphemeral) { 6331 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveEphemeral"); 6332 final InstantAppRequest requestObject = new InstantAppRequest( 6333 null /*responseObj*/, intent /*origIntent*/, resolvedType, 6334 null /*callingPackage*/, userId); 6335 final AuxiliaryResolveInfo auxiliaryResponse = 6336 InstantAppResolver.doInstantAppResolutionPhaseOne( 6337 mContext, mInstantAppResolverConnection, requestObject); 6338 if (auxiliaryResponse != null) { 6339 if (DEBUG_EPHEMERAL) { 6340 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 6341 } 6342 final ResolveInfo ephemeralInstaller = new ResolveInfo(mInstantAppInstallerInfo); 6343 final PackageSetting ps = 6344 mSettings.mPackages.get(mInstantAppInstallerActivity.packageName); 6345 if (ps != null) { 6346 ephemeralInstaller.activityInfo = PackageParser.generateActivityInfo( 6347 mInstantAppInstallerActivity, 0, ps.readUserState(userId), userId); 6348 ephemeralInstaller.activityInfo.launchToken = auxiliaryResponse.token; 6349 ephemeralInstaller.auxiliaryInfo = auxiliaryResponse; 6350 // make sure this resolver is the default 6351 ephemeralInstaller.isDefault = true; 6352 ephemeralInstaller.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 6353 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 6354 // add a non-generic filter 6355 ephemeralInstaller.filter = new IntentFilter(intent.getAction()); 6356 ephemeralInstaller.filter.addDataPath( 6357 intent.getData().getPath(), PatternMatcher.PATTERN_LITERAL); 6358 ephemeralInstaller.instantAppAvailable = true; 6359 result.add(ephemeralInstaller); 6360 } 6361 } 6362 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6363 } 6364 if (sortResult) { 6365 Collections.sort(result, mResolvePrioritySorter); 6366 } 6367 return applyPostResolutionFilter(result, instantAppPkgName); 6368 } 6369 6370 private static class CrossProfileDomainInfo { 6371 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 6372 ResolveInfo resolveInfo; 6373 /* Best domain verification status of the activities found in the other profile */ 6374 int bestDomainVerificationStatus; 6375 } 6376 6377 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 6378 String resolvedType, int flags, int sourceUserId, int parentUserId) { 6379 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 6380 sourceUserId)) { 6381 return null; 6382 } 6383 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 6384 resolvedType, flags, parentUserId); 6385 6386 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 6387 return null; 6388 } 6389 CrossProfileDomainInfo result = null; 6390 int size = resultTargetUser.size(); 6391 for (int i = 0; i < size; i++) { 6392 ResolveInfo riTargetUser = resultTargetUser.get(i); 6393 // Intent filter verification is only for filters that specify a host. So don't return 6394 // those that handle all web uris. 6395 if (riTargetUser.handleAllWebDataURI) { 6396 continue; 6397 } 6398 String packageName = riTargetUser.activityInfo.packageName; 6399 PackageSetting ps = mSettings.mPackages.get(packageName); 6400 if (ps == null) { 6401 continue; 6402 } 6403 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 6404 int status = (int)(verificationState >> 32); 6405 if (result == null) { 6406 result = new CrossProfileDomainInfo(); 6407 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 6408 sourceUserId, parentUserId); 6409 result.bestDomainVerificationStatus = status; 6410 } else { 6411 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 6412 result.bestDomainVerificationStatus); 6413 } 6414 } 6415 // Don't consider matches with status NEVER across profiles. 6416 if (result != null && result.bestDomainVerificationStatus 6417 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6418 return null; 6419 } 6420 return result; 6421 } 6422 6423 /** 6424 * Verification statuses are ordered from the worse to the best, except for 6425 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 6426 */ 6427 private int bestDomainVerificationStatus(int status1, int status2) { 6428 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6429 return status2; 6430 } 6431 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6432 return status1; 6433 } 6434 return (int) MathUtils.max(status1, status2); 6435 } 6436 6437 private boolean isUserEnabled(int userId) { 6438 long callingId = Binder.clearCallingIdentity(); 6439 try { 6440 UserInfo userInfo = sUserManager.getUserInfo(userId); 6441 return userInfo != null && userInfo.isEnabled(); 6442 } finally { 6443 Binder.restoreCallingIdentity(callingId); 6444 } 6445 } 6446 6447 /** 6448 * Filter out activities with systemUserOnly flag set, when current user is not System. 6449 * 6450 * @return filtered list 6451 */ 6452 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 6453 if (userId == UserHandle.USER_SYSTEM) { 6454 return resolveInfos; 6455 } 6456 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6457 ResolveInfo info = resolveInfos.get(i); 6458 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 6459 resolveInfos.remove(i); 6460 } 6461 } 6462 return resolveInfos; 6463 } 6464 6465 /** 6466 * Filters out ephemeral activities. 6467 * <p>When resolving for an ephemeral app, only activities that 1) are defined in the 6468 * ephemeral app or 2) marked with {@code visibleToEphemeral} are returned. 6469 * 6470 * @param resolveInfos The pre-filtered list of resolved activities 6471 * @param ephemeralPkgName The ephemeral package name. If {@code null}, no filtering 6472 * is performed. 6473 * @return A filtered list of resolved activities. 6474 */ 6475 private List<ResolveInfo> applyPostResolutionFilter(List<ResolveInfo> resolveInfos, 6476 String ephemeralPkgName) { 6477 // TODO: When adding on-demand split support for non-instant apps, remove this check 6478 // and always apply post filtering 6479 if (ephemeralPkgName == null) { 6480 return resolveInfos; 6481 } 6482 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6483 final ResolveInfo info = resolveInfos.get(i); 6484 final boolean isEphemeralApp = info.activityInfo.applicationInfo.isInstantApp(); 6485 // allow activities that are defined in the provided package 6486 if (isEphemeralApp && ephemeralPkgName.equals(info.activityInfo.packageName)) { 6487 if (info.activityInfo.splitName != null 6488 && !ArrayUtils.contains(info.activityInfo.applicationInfo.splitNames, 6489 info.activityInfo.splitName)) { 6490 // requested activity is defined in a split that hasn't been installed yet. 6491 // add the installer to the resolve list 6492 if (DEBUG_EPHEMERAL) { 6493 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 6494 } 6495 final ResolveInfo installerInfo = new ResolveInfo(mInstantAppInstallerInfo); 6496 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 6497 info.activityInfo.packageName, info.activityInfo.splitName, 6498 info.activityInfo.applicationInfo.versionCode); 6499 // make sure this resolver is the default 6500 installerInfo.isDefault = true; 6501 installerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 6502 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 6503 // add a non-generic filter 6504 installerInfo.filter = new IntentFilter(); 6505 // load resources from the correct package 6506 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 6507 resolveInfos.set(i, installerInfo); 6508 } 6509 continue; 6510 } 6511 // allow activities that have been explicitly exposed to ephemeral apps 6512 if (!isEphemeralApp 6513 && ((info.activityInfo.flags & ActivityInfo.FLAG_VISIBLE_TO_EPHEMERAL) != 0)) { 6514 continue; 6515 } 6516 resolveInfos.remove(i); 6517 } 6518 return resolveInfos; 6519 } 6520 6521 /** 6522 * @param resolveInfos list of resolve infos in descending priority order 6523 * @return if the list contains a resolve info with non-negative priority 6524 */ 6525 private boolean hasNonNegativePriority(List<ResolveInfo> resolveInfos) { 6526 return resolveInfos.size() > 0 && resolveInfos.get(0).priority >= 0; 6527 } 6528 6529 private static boolean hasWebURI(Intent intent) { 6530 if (intent.getData() == null) { 6531 return false; 6532 } 6533 final String scheme = intent.getScheme(); 6534 if (TextUtils.isEmpty(scheme)) { 6535 return false; 6536 } 6537 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 6538 } 6539 6540 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 6541 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 6542 int userId) { 6543 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 6544 6545 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 6546 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 6547 candidates.size()); 6548 } 6549 6550 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 6551 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 6552 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 6553 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 6554 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 6555 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 6556 6557 synchronized (mPackages) { 6558 final int count = candidates.size(); 6559 // First, try to use linked apps. Partition the candidates into four lists: 6560 // one for the final results, one for the "do not use ever", one for "undefined status" 6561 // and finally one for "browser app type". 6562 for (int n=0; n<count; n++) { 6563 ResolveInfo info = candidates.get(n); 6564 String packageName = info.activityInfo.packageName; 6565 PackageSetting ps = mSettings.mPackages.get(packageName); 6566 if (ps != null) { 6567 // Add to the special match all list (Browser use case) 6568 if (info.handleAllWebDataURI) { 6569 matchAllList.add(info); 6570 continue; 6571 } 6572 // Try to get the status from User settings first 6573 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6574 int status = (int)(packedStatus >> 32); 6575 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 6576 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 6577 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6578 Slog.i(TAG, " + always: " + info.activityInfo.packageName 6579 + " : linkgen=" + linkGeneration); 6580 } 6581 // Use link-enabled generation as preferredOrder, i.e. 6582 // prefer newly-enabled over earlier-enabled. 6583 info.preferredOrder = linkGeneration; 6584 alwaysList.add(info); 6585 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6586 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6587 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 6588 } 6589 neverList.add(info); 6590 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 6591 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6592 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 6593 } 6594 alwaysAskList.add(info); 6595 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 6596 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 6597 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6598 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 6599 } 6600 undefinedList.add(info); 6601 } 6602 } 6603 } 6604 6605 // We'll want to include browser possibilities in a few cases 6606 boolean includeBrowser = false; 6607 6608 // First try to add the "always" resolution(s) for the current user, if any 6609 if (alwaysList.size() > 0) { 6610 result.addAll(alwaysList); 6611 } else { 6612 // Add all undefined apps as we want them to appear in the disambiguation dialog. 6613 result.addAll(undefinedList); 6614 // Maybe add one for the other profile. 6615 if (xpDomainInfo != null && ( 6616 xpDomainInfo.bestDomainVerificationStatus 6617 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 6618 result.add(xpDomainInfo.resolveInfo); 6619 } 6620 includeBrowser = true; 6621 } 6622 6623 // The presence of any 'always ask' alternatives means we'll also offer browsers. 6624 // If there were 'always' entries their preferred order has been set, so we also 6625 // back that off to make the alternatives equivalent 6626 if (alwaysAskList.size() > 0) { 6627 for (ResolveInfo i : result) { 6628 i.preferredOrder = 0; 6629 } 6630 result.addAll(alwaysAskList); 6631 includeBrowser = true; 6632 } 6633 6634 if (includeBrowser) { 6635 // Also add browsers (all of them or only the default one) 6636 if (DEBUG_DOMAIN_VERIFICATION) { 6637 Slog.v(TAG, " ...including browsers in candidate set"); 6638 } 6639 if ((matchFlags & MATCH_ALL) != 0) { 6640 result.addAll(matchAllList); 6641 } else { 6642 // Browser/generic handling case. If there's a default browser, go straight 6643 // to that (but only if there is no other higher-priority match). 6644 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 6645 int maxMatchPrio = 0; 6646 ResolveInfo defaultBrowserMatch = null; 6647 final int numCandidates = matchAllList.size(); 6648 for (int n = 0; n < numCandidates; n++) { 6649 ResolveInfo info = matchAllList.get(n); 6650 // track the highest overall match priority... 6651 if (info.priority > maxMatchPrio) { 6652 maxMatchPrio = info.priority; 6653 } 6654 // ...and the highest-priority default browser match 6655 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 6656 if (defaultBrowserMatch == null 6657 || (defaultBrowserMatch.priority < info.priority)) { 6658 if (debug) { 6659 Slog.v(TAG, "Considering default browser match " + info); 6660 } 6661 defaultBrowserMatch = info; 6662 } 6663 } 6664 } 6665 if (defaultBrowserMatch != null 6666 && defaultBrowserMatch.priority >= maxMatchPrio 6667 && !TextUtils.isEmpty(defaultBrowserPackageName)) 6668 { 6669 if (debug) { 6670 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 6671 } 6672 result.add(defaultBrowserMatch); 6673 } else { 6674 result.addAll(matchAllList); 6675 } 6676 } 6677 6678 // If there is nothing selected, add all candidates and remove the ones that the user 6679 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 6680 if (result.size() == 0) { 6681 result.addAll(candidates); 6682 result.removeAll(neverList); 6683 } 6684 } 6685 } 6686 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 6687 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 6688 result.size()); 6689 for (ResolveInfo info : result) { 6690 Slog.v(TAG, " + " + info.activityInfo); 6691 } 6692 } 6693 return result; 6694 } 6695 6696 // Returns a packed value as a long: 6697 // 6698 // high 'int'-sized word: link status: undefined/ask/never/always. 6699 // low 'int'-sized word: relative priority among 'always' results. 6700 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 6701 long result = ps.getDomainVerificationStatusForUser(userId); 6702 // if none available, get the master status 6703 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 6704 if (ps.getIntentFilterVerificationInfo() != null) { 6705 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 6706 } 6707 } 6708 return result; 6709 } 6710 6711 private ResolveInfo querySkipCurrentProfileIntents( 6712 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 6713 int flags, int sourceUserId) { 6714 if (matchingFilters != null) { 6715 int size = matchingFilters.size(); 6716 for (int i = 0; i < size; i ++) { 6717 CrossProfileIntentFilter filter = matchingFilters.get(i); 6718 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 6719 // Checking if there are activities in the target user that can handle the 6720 // intent. 6721 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 6722 resolvedType, flags, sourceUserId); 6723 if (resolveInfo != null) { 6724 return resolveInfo; 6725 } 6726 } 6727 } 6728 } 6729 return null; 6730 } 6731 6732 // Return matching ResolveInfo in target user if any. 6733 private ResolveInfo queryCrossProfileIntents( 6734 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 6735 int flags, int sourceUserId, boolean matchInCurrentProfile) { 6736 if (matchingFilters != null) { 6737 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 6738 // match the same intent. For performance reasons, it is better not to 6739 // run queryIntent twice for the same userId 6740 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 6741 int size = matchingFilters.size(); 6742 for (int i = 0; i < size; i++) { 6743 CrossProfileIntentFilter filter = matchingFilters.get(i); 6744 int targetUserId = filter.getTargetUserId(); 6745 boolean skipCurrentProfile = 6746 (filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0; 6747 boolean skipCurrentProfileIfNoMatchFound = 6748 (filter.getFlags() & PackageManager.ONLY_IF_NO_MATCH_FOUND) != 0; 6749 if (!skipCurrentProfile && !alreadyTriedUserIds.get(targetUserId) 6750 && (!skipCurrentProfileIfNoMatchFound || !matchInCurrentProfile)) { 6751 // Checking if there are activities in the target user that can handle the 6752 // intent. 6753 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 6754 resolvedType, flags, sourceUserId); 6755 if (resolveInfo != null) return resolveInfo; 6756 alreadyTriedUserIds.put(targetUserId, true); 6757 } 6758 } 6759 } 6760 return null; 6761 } 6762 6763 /** 6764 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 6765 * will forward the intent to the filter's target user. 6766 * Otherwise, returns null. 6767 */ 6768 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 6769 String resolvedType, int flags, int sourceUserId) { 6770 int targetUserId = filter.getTargetUserId(); 6771 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 6772 resolvedType, flags, targetUserId); 6773 if (resultTargetUser != null && isUserEnabled(targetUserId)) { 6774 // If all the matches in the target profile are suspended, return null. 6775 for (int i = resultTargetUser.size() - 1; i >= 0; i--) { 6776 if ((resultTargetUser.get(i).activityInfo.applicationInfo.flags 6777 & ApplicationInfo.FLAG_SUSPENDED) == 0) { 6778 return createForwardingResolveInfoUnchecked(filter, sourceUserId, 6779 targetUserId); 6780 } 6781 } 6782 } 6783 return null; 6784 } 6785 6786 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 6787 int sourceUserId, int targetUserId) { 6788 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 6789 long ident = Binder.clearCallingIdentity(); 6790 boolean targetIsProfile; 6791 try { 6792 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 6793 } finally { 6794 Binder.restoreCallingIdentity(ident); 6795 } 6796 String className; 6797 if (targetIsProfile) { 6798 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 6799 } else { 6800 className = FORWARD_INTENT_TO_PARENT; 6801 } 6802 ComponentName forwardingActivityComponentName = new ComponentName( 6803 mAndroidApplication.packageName, className); 6804 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 6805 sourceUserId); 6806 if (!targetIsProfile) { 6807 forwardingActivityInfo.showUserIcon = targetUserId; 6808 forwardingResolveInfo.noResourceId = true; 6809 } 6810 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 6811 forwardingResolveInfo.priority = 0; 6812 forwardingResolveInfo.preferredOrder = 0; 6813 forwardingResolveInfo.match = 0; 6814 forwardingResolveInfo.isDefault = true; 6815 forwardingResolveInfo.filter = filter; 6816 forwardingResolveInfo.targetUserId = targetUserId; 6817 return forwardingResolveInfo; 6818 } 6819 6820 @Override 6821 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 6822 Intent[] specifics, String[] specificTypes, Intent intent, 6823 String resolvedType, int flags, int userId) { 6824 return new ParceledListSlice<>(queryIntentActivityOptionsInternal(caller, specifics, 6825 specificTypes, intent, resolvedType, flags, userId)); 6826 } 6827 6828 private @NonNull List<ResolveInfo> queryIntentActivityOptionsInternal(ComponentName caller, 6829 Intent[] specifics, String[] specificTypes, Intent intent, 6830 String resolvedType, int flags, int userId) { 6831 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6832 final int callingUid = Binder.getCallingUid(); 6833 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 6834 false /*includeInstantApps*/); 6835 enforceCrossUserPermission(callingUid, userId, 6836 false /*requireFullPermission*/, false /*checkShell*/, 6837 "query intent activity options"); 6838 final String resultsAction = intent.getAction(); 6839 6840 final List<ResolveInfo> results = queryIntentActivitiesInternal(intent, resolvedType, flags 6841 | PackageManager.GET_RESOLVED_FILTER, userId); 6842 6843 if (DEBUG_INTENT_MATCHING) { 6844 Log.v(TAG, "Query " + intent + ": " + results); 6845 } 6846 6847 int specificsPos = 0; 6848 int N; 6849 6850 // todo: note that the algorithm used here is O(N^2). This 6851 // isn't a problem in our current environment, but if we start running 6852 // into situations where we have more than 5 or 10 matches then this 6853 // should probably be changed to something smarter... 6854 6855 // First we go through and resolve each of the specific items 6856 // that were supplied, taking care of removing any corresponding 6857 // duplicate items in the generic resolve list. 6858 if (specifics != null) { 6859 for (int i=0; i<specifics.length; i++) { 6860 final Intent sintent = specifics[i]; 6861 if (sintent == null) { 6862 continue; 6863 } 6864 6865 if (DEBUG_INTENT_MATCHING) { 6866 Log.v(TAG, "Specific #" + i + ": " + sintent); 6867 } 6868 6869 String action = sintent.getAction(); 6870 if (resultsAction != null && resultsAction.equals(action)) { 6871 // If this action was explicitly requested, then don't 6872 // remove things that have it. 6873 action = null; 6874 } 6875 6876 ResolveInfo ri = null; 6877 ActivityInfo ai = null; 6878 6879 ComponentName comp = sintent.getComponent(); 6880 if (comp == null) { 6881 ri = resolveIntent( 6882 sintent, 6883 specificTypes != null ? specificTypes[i] : null, 6884 flags, userId); 6885 if (ri == null) { 6886 continue; 6887 } 6888 if (ri == mResolveInfo) { 6889 // ACK! Must do something better with this. 6890 } 6891 ai = ri.activityInfo; 6892 comp = new ComponentName(ai.applicationInfo.packageName, 6893 ai.name); 6894 } else { 6895 ai = getActivityInfo(comp, flags, userId); 6896 if (ai == null) { 6897 continue; 6898 } 6899 } 6900 6901 // Look for any generic query activities that are duplicates 6902 // of this specific one, and remove them from the results. 6903 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 6904 N = results.size(); 6905 int j; 6906 for (j=specificsPos; j<N; j++) { 6907 ResolveInfo sri = results.get(j); 6908 if ((sri.activityInfo.name.equals(comp.getClassName()) 6909 && sri.activityInfo.applicationInfo.packageName.equals( 6910 comp.getPackageName())) 6911 || (action != null && sri.filter.matchAction(action))) { 6912 results.remove(j); 6913 if (DEBUG_INTENT_MATCHING) Log.v( 6914 TAG, "Removing duplicate item from " + j 6915 + " due to specific " + specificsPos); 6916 if (ri == null) { 6917 ri = sri; 6918 } 6919 j--; 6920 N--; 6921 } 6922 } 6923 6924 // Add this specific item to its proper place. 6925 if (ri == null) { 6926 ri = new ResolveInfo(); 6927 ri.activityInfo = ai; 6928 } 6929 results.add(specificsPos, ri); 6930 ri.specificIndex = i; 6931 specificsPos++; 6932 } 6933 } 6934 6935 // Now we go through the remaining generic results and remove any 6936 // duplicate actions that are found here. 6937 N = results.size(); 6938 for (int i=specificsPos; i<N-1; i++) { 6939 final ResolveInfo rii = results.get(i); 6940 if (rii.filter == null) { 6941 continue; 6942 } 6943 6944 // Iterate over all of the actions of this result's intent 6945 // filter... typically this should be just one. 6946 final Iterator<String> it = rii.filter.actionsIterator(); 6947 if (it == null) { 6948 continue; 6949 } 6950 while (it.hasNext()) { 6951 final String action = it.next(); 6952 if (resultsAction != null && resultsAction.equals(action)) { 6953 // If this action was explicitly requested, then don't 6954 // remove things that have it. 6955 continue; 6956 } 6957 for (int j=i+1; j<N; j++) { 6958 final ResolveInfo rij = results.get(j); 6959 if (rij.filter != null && rij.filter.hasAction(action)) { 6960 results.remove(j); 6961 if (DEBUG_INTENT_MATCHING) Log.v( 6962 TAG, "Removing duplicate item from " + j 6963 + " due to action " + action + " at " + i); 6964 j--; 6965 N--; 6966 } 6967 } 6968 } 6969 6970 // If the caller didn't request filter information, drop it now 6971 // so we don't have to marshall/unmarshall it. 6972 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 6973 rii.filter = null; 6974 } 6975 } 6976 6977 // Filter out the caller activity if so requested. 6978 if (caller != null) { 6979 N = results.size(); 6980 for (int i=0; i<N; i++) { 6981 ActivityInfo ainfo = results.get(i).activityInfo; 6982 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 6983 && caller.getClassName().equals(ainfo.name)) { 6984 results.remove(i); 6985 break; 6986 } 6987 } 6988 } 6989 6990 // If the caller didn't request filter information, 6991 // drop them now so we don't have to 6992 // marshall/unmarshall it. 6993 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 6994 N = results.size(); 6995 for (int i=0; i<N; i++) { 6996 results.get(i).filter = null; 6997 } 6998 } 6999 7000 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 7001 return results; 7002 } 7003 7004 @Override 7005 public @NonNull ParceledListSlice<ResolveInfo> queryIntentReceivers(Intent intent, 7006 String resolvedType, int flags, int userId) { 7007 return new ParceledListSlice<>( 7008 queryIntentReceiversInternal(intent, resolvedType, flags, userId)); 7009 } 7010 7011 private @NonNull List<ResolveInfo> queryIntentReceiversInternal(Intent intent, 7012 String resolvedType, int flags, int userId) { 7013 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7014 final int callingUid = Binder.getCallingUid(); 7015 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7016 false /*includeInstantApps*/); 7017 ComponentName comp = intent.getComponent(); 7018 if (comp == null) { 7019 if (intent.getSelector() != null) { 7020 intent = intent.getSelector(); 7021 comp = intent.getComponent(); 7022 } 7023 } 7024 if (comp != null) { 7025 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7026 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 7027 if (ai != null) { 7028 ResolveInfo ri = new ResolveInfo(); 7029 ri.activityInfo = ai; 7030 list.add(ri); 7031 } 7032 return list; 7033 } 7034 7035 // reader 7036 synchronized (mPackages) { 7037 String pkgName = intent.getPackage(); 7038 if (pkgName == null) { 7039 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 7040 } 7041 final PackageParser.Package pkg = mPackages.get(pkgName); 7042 if (pkg != null) { 7043 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 7044 userId); 7045 } 7046 return Collections.emptyList(); 7047 } 7048 } 7049 7050 @Override 7051 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 7052 final int callingUid = Binder.getCallingUid(); 7053 return resolveServiceInternal( 7054 intent, resolvedType, flags, userId, callingUid, false /*includeInstantApps*/); 7055 } 7056 7057 private ResolveInfo resolveServiceInternal(Intent intent, String resolvedType, int flags, 7058 int userId, int callingUid, boolean includeInstantApps) { 7059 if (!sUserManager.exists(userId)) return null; 7060 flags = updateFlagsForResolve(flags, userId, intent, callingUid, includeInstantApps); 7061 List<ResolveInfo> query = queryIntentServicesInternal( 7062 intent, resolvedType, flags, userId, callingUid, includeInstantApps); 7063 if (query != null) { 7064 if (query.size() >= 1) { 7065 // If there is more than one service with the same priority, 7066 // just arbitrarily pick the first one. 7067 return query.get(0); 7068 } 7069 } 7070 return null; 7071 } 7072 7073 @Override 7074 public @NonNull ParceledListSlice<ResolveInfo> queryIntentServices(Intent intent, 7075 String resolvedType, int flags, int userId) { 7076 final int callingUid = Binder.getCallingUid(); 7077 return new ParceledListSlice<>(queryIntentServicesInternal( 7078 intent, resolvedType, flags, userId, callingUid, false /*includeInstantApps*/)); 7079 } 7080 7081 private @NonNull List<ResolveInfo> queryIntentServicesInternal(Intent intent, 7082 String resolvedType, int flags, int userId, int callingUid, 7083 boolean includeInstantApps) { 7084 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7085 final String instantAppPkgName = getInstantAppPackageName(callingUid); 7086 flags = updateFlagsForResolve(flags, userId, intent, callingUid, includeInstantApps); 7087 ComponentName comp = intent.getComponent(); 7088 if (comp == null) { 7089 if (intent.getSelector() != null) { 7090 intent = intent.getSelector(); 7091 comp = intent.getComponent(); 7092 } 7093 } 7094 if (comp != null) { 7095 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7096 final ServiceInfo si = getServiceInfo(comp, flags, userId); 7097 if (si != null) { 7098 // When specifying an explicit component, we prevent the service from being 7099 // used when either 1) the service is in an instant application and the 7100 // caller is not the same instant application or 2) the calling package is 7101 // ephemeral and the activity is not visible to ephemeral applications. 7102 final boolean matchInstantApp = 7103 (flags & PackageManager.MATCH_INSTANT) != 0; 7104 final boolean matchVisibleToInstantAppOnly = 7105 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 7106 final boolean isCallerInstantApp = 7107 instantAppPkgName != null; 7108 final boolean isTargetSameInstantApp = 7109 comp.getPackageName().equals(instantAppPkgName); 7110 final boolean isTargetInstantApp = 7111 (si.applicationInfo.privateFlags 7112 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 7113 final boolean isTargetHiddenFromInstantApp = 7114 (si.flags & ServiceInfo.FLAG_VISIBLE_TO_EPHEMERAL) == 0; 7115 final boolean blockResolution = 7116 !isTargetSameInstantApp 7117 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 7118 || (matchVisibleToInstantAppOnly && isCallerInstantApp 7119 && isTargetHiddenFromInstantApp)); 7120 if (!blockResolution) { 7121 final ResolveInfo ri = new ResolveInfo(); 7122 ri.serviceInfo = si; 7123 list.add(ri); 7124 } 7125 } 7126 return list; 7127 } 7128 7129 // reader 7130 synchronized (mPackages) { 7131 String pkgName = intent.getPackage(); 7132 if (pkgName == null) { 7133 return applyPostServiceResolutionFilter( 7134 mServices.queryIntent(intent, resolvedType, flags, userId), 7135 instantAppPkgName); 7136 } 7137 final PackageParser.Package pkg = mPackages.get(pkgName); 7138 if (pkg != null) { 7139 return applyPostServiceResolutionFilter( 7140 mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 7141 userId), 7142 instantAppPkgName); 7143 } 7144 return Collections.emptyList(); 7145 } 7146 } 7147 7148 private List<ResolveInfo> applyPostServiceResolutionFilter(List<ResolveInfo> resolveInfos, 7149 String instantAppPkgName) { 7150 // TODO: When adding on-demand split support for non-instant apps, remove this check 7151 // and always apply post filtering 7152 if (instantAppPkgName == null) { 7153 return resolveInfos; 7154 } 7155 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 7156 final ResolveInfo info = resolveInfos.get(i); 7157 final boolean isEphemeralApp = info.serviceInfo.applicationInfo.isInstantApp(); 7158 // allow services that are defined in the provided package 7159 if (isEphemeralApp && instantAppPkgName.equals(info.serviceInfo.packageName)) { 7160 if (info.serviceInfo.splitName != null 7161 && !ArrayUtils.contains(info.serviceInfo.applicationInfo.splitNames, 7162 info.serviceInfo.splitName)) { 7163 // requested service is defined in a split that hasn't been installed yet. 7164 // add the installer to the resolve list 7165 if (DEBUG_EPHEMERAL) { 7166 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 7167 } 7168 final ResolveInfo installerInfo = new ResolveInfo(mInstantAppInstallerInfo); 7169 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 7170 info.serviceInfo.packageName, info.serviceInfo.splitName, 7171 info.serviceInfo.applicationInfo.versionCode); 7172 // make sure this resolver is the default 7173 installerInfo.isDefault = true; 7174 installerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 7175 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 7176 // add a non-generic filter 7177 installerInfo.filter = new IntentFilter(); 7178 // load resources from the correct package 7179 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 7180 resolveInfos.set(i, installerInfo); 7181 } 7182 continue; 7183 } 7184 // allow services that have been explicitly exposed to ephemeral apps 7185 if (!isEphemeralApp 7186 && ((info.serviceInfo.flags & ActivityInfo.FLAG_VISIBLE_TO_EPHEMERAL) != 0)) { 7187 continue; 7188 } 7189 resolveInfos.remove(i); 7190 } 7191 return resolveInfos; 7192 } 7193 7194 @Override 7195 public @NonNull ParceledListSlice<ResolveInfo> queryIntentContentProviders(Intent intent, 7196 String resolvedType, int flags, int userId) { 7197 return new ParceledListSlice<>( 7198 queryIntentContentProvidersInternal(intent, resolvedType, flags, userId)); 7199 } 7200 7201 private @NonNull List<ResolveInfo> queryIntentContentProvidersInternal( 7202 Intent intent, String resolvedType, int flags, int userId) { 7203 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7204 final int callingUid = Binder.getCallingUid(); 7205 final String instantAppPkgName = getInstantAppPackageName(callingUid); 7206 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7207 false /*includeInstantApps*/); 7208 ComponentName comp = intent.getComponent(); 7209 if (comp == null) { 7210 if (intent.getSelector() != null) { 7211 intent = intent.getSelector(); 7212 comp = intent.getComponent(); 7213 } 7214 } 7215 if (comp != null) { 7216 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7217 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 7218 if (pi != null) { 7219 // When specifying an explicit component, we prevent the provider from being 7220 // used when either 1) the provider is in an instant application and the 7221 // caller is not the same instant application or 2) the calling package is an 7222 // instant application and the provider is not visible to instant applications. 7223 final boolean matchInstantApp = 7224 (flags & PackageManager.MATCH_INSTANT) != 0; 7225 final boolean matchVisibleToInstantAppOnly = 7226 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 7227 final boolean isCallerInstantApp = 7228 instantAppPkgName != null; 7229 final boolean isTargetSameInstantApp = 7230 comp.getPackageName().equals(instantAppPkgName); 7231 final boolean isTargetInstantApp = 7232 (pi.applicationInfo.privateFlags 7233 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 7234 final boolean isTargetHiddenFromInstantApp = 7235 (pi.flags & ProviderInfo.FLAG_VISIBLE_TO_EPHEMERAL) == 0; 7236 final boolean blockResolution = 7237 !isTargetSameInstantApp 7238 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 7239 || (matchVisibleToInstantAppOnly && isCallerInstantApp 7240 && isTargetHiddenFromInstantApp)); 7241 if (!blockResolution) { 7242 final ResolveInfo ri = new ResolveInfo(); 7243 ri.providerInfo = pi; 7244 list.add(ri); 7245 } 7246 } 7247 return list; 7248 } 7249 7250 // reader 7251 synchronized (mPackages) { 7252 String pkgName = intent.getPackage(); 7253 if (pkgName == null) { 7254 return applyPostContentProviderResolutionFilter( 7255 mProviders.queryIntent(intent, resolvedType, flags, userId), 7256 instantAppPkgName); 7257 } 7258 final PackageParser.Package pkg = mPackages.get(pkgName); 7259 if (pkg != null) { 7260 return applyPostContentProviderResolutionFilter( 7261 mProviders.queryIntentForPackage( 7262 intent, resolvedType, flags, pkg.providers, userId), 7263 instantAppPkgName); 7264 } 7265 return Collections.emptyList(); 7266 } 7267 } 7268 7269 private List<ResolveInfo> applyPostContentProviderResolutionFilter( 7270 List<ResolveInfo> resolveInfos, String instantAppPkgName) { 7271 // TODO: When adding on-demand split support for non-instant applications, remove 7272 // this check and always apply post filtering 7273 if (instantAppPkgName == null) { 7274 return resolveInfos; 7275 } 7276 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 7277 final ResolveInfo info = resolveInfos.get(i); 7278 final boolean isEphemeralApp = info.providerInfo.applicationInfo.isInstantApp(); 7279 // allow providers that are defined in the provided package 7280 if (isEphemeralApp && instantAppPkgName.equals(info.providerInfo.packageName)) { 7281 if (info.providerInfo.splitName != null 7282 && !ArrayUtils.contains(info.providerInfo.applicationInfo.splitNames, 7283 info.providerInfo.splitName)) { 7284 // requested provider is defined in a split that hasn't been installed yet. 7285 // add the installer to the resolve list 7286 if (DEBUG_EPHEMERAL) { 7287 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 7288 } 7289 final ResolveInfo installerInfo = new ResolveInfo(mInstantAppInstallerInfo); 7290 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 7291 info.providerInfo.packageName, info.providerInfo.splitName, 7292 info.providerInfo.applicationInfo.versionCode); 7293 // make sure this resolver is the default 7294 installerInfo.isDefault = true; 7295 installerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 7296 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 7297 // add a non-generic filter 7298 installerInfo.filter = new IntentFilter(); 7299 // load resources from the correct package 7300 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 7301 resolveInfos.set(i, installerInfo); 7302 } 7303 continue; 7304 } 7305 // allow providers that have been explicitly exposed to instant applications 7306 if (!isEphemeralApp 7307 && ((info.providerInfo.flags & ActivityInfo.FLAG_VISIBLE_TO_EPHEMERAL) != 0)) { 7308 continue; 7309 } 7310 resolveInfos.remove(i); 7311 } 7312 return resolveInfos; 7313 } 7314 7315 @Override 7316 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 7317 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7318 flags = updateFlagsForPackage(flags, userId, null); 7319 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7320 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7321 true /* requireFullPermission */, false /* checkShell */, 7322 "get installed packages"); 7323 7324 // writer 7325 synchronized (mPackages) { 7326 ArrayList<PackageInfo> list; 7327 if (listUninstalled) { 7328 list = new ArrayList<>(mSettings.mPackages.size()); 7329 for (PackageSetting ps : mSettings.mPackages.values()) { 7330 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 7331 continue; 7332 } 7333 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 7334 if (pi != null) { 7335 list.add(pi); 7336 } 7337 } 7338 } else { 7339 list = new ArrayList<>(mPackages.size()); 7340 for (PackageParser.Package p : mPackages.values()) { 7341 if (filterSharedLibPackageLPr((PackageSetting) p.mExtras, 7342 Binder.getCallingUid(), userId)) { 7343 continue; 7344 } 7345 final PackageInfo pi = generatePackageInfo((PackageSetting) 7346 p.mExtras, flags, userId); 7347 if (pi != null) { 7348 list.add(pi); 7349 } 7350 } 7351 } 7352 7353 return new ParceledListSlice<>(list); 7354 } 7355 } 7356 7357 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 7358 String[] permissions, boolean[] tmp, int flags, int userId) { 7359 int numMatch = 0; 7360 final PermissionsState permissionsState = ps.getPermissionsState(); 7361 for (int i=0; i<permissions.length; i++) { 7362 final String permission = permissions[i]; 7363 if (permissionsState.hasPermission(permission, userId)) { 7364 tmp[i] = true; 7365 numMatch++; 7366 } else { 7367 tmp[i] = false; 7368 } 7369 } 7370 if (numMatch == 0) { 7371 return; 7372 } 7373 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 7374 7375 // The above might return null in cases of uninstalled apps or install-state 7376 // skew across users/profiles. 7377 if (pi != null) { 7378 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 7379 if (numMatch == permissions.length) { 7380 pi.requestedPermissions = permissions; 7381 } else { 7382 pi.requestedPermissions = new String[numMatch]; 7383 numMatch = 0; 7384 for (int i=0; i<permissions.length; i++) { 7385 if (tmp[i]) { 7386 pi.requestedPermissions[numMatch] = permissions[i]; 7387 numMatch++; 7388 } 7389 } 7390 } 7391 } 7392 list.add(pi); 7393 } 7394 } 7395 7396 @Override 7397 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 7398 String[] permissions, int flags, int userId) { 7399 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7400 flags = updateFlagsForPackage(flags, userId, permissions); 7401 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7402 true /* requireFullPermission */, false /* checkShell */, 7403 "get packages holding permissions"); 7404 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7405 7406 // writer 7407 synchronized (mPackages) { 7408 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 7409 boolean[] tmpBools = new boolean[permissions.length]; 7410 if (listUninstalled) { 7411 for (PackageSetting ps : mSettings.mPackages.values()) { 7412 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 7413 userId); 7414 } 7415 } else { 7416 for (PackageParser.Package pkg : mPackages.values()) { 7417 PackageSetting ps = (PackageSetting)pkg.mExtras; 7418 if (ps != null) { 7419 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 7420 userId); 7421 } 7422 } 7423 } 7424 7425 return new ParceledListSlice<PackageInfo>(list); 7426 } 7427 } 7428 7429 @Override 7430 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 7431 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7432 flags = updateFlagsForApplication(flags, userId, null); 7433 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7434 7435 // writer 7436 synchronized (mPackages) { 7437 ArrayList<ApplicationInfo> list; 7438 if (listUninstalled) { 7439 list = new ArrayList<>(mSettings.mPackages.size()); 7440 for (PackageSetting ps : mSettings.mPackages.values()) { 7441 ApplicationInfo ai; 7442 int effectiveFlags = flags; 7443 if (ps.isSystem()) { 7444 effectiveFlags |= PackageManager.MATCH_ANY_USER; 7445 } 7446 if (ps.pkg != null) { 7447 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 7448 continue; 7449 } 7450 ai = PackageParser.generateApplicationInfo(ps.pkg, effectiveFlags, 7451 ps.readUserState(userId), userId); 7452 if (ai != null) { 7453 rebaseEnabledOverlays(ai, userId); 7454 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 7455 } 7456 } else { 7457 // Shared lib filtering done in generateApplicationInfoFromSettingsLPw 7458 // and already converts to externally visible package name 7459 ai = generateApplicationInfoFromSettingsLPw(ps.name, 7460 Binder.getCallingUid(), effectiveFlags, userId); 7461 } 7462 if (ai != null) { 7463 list.add(ai); 7464 } 7465 } 7466 } else { 7467 list = new ArrayList<>(mPackages.size()); 7468 for (PackageParser.Package p : mPackages.values()) { 7469 if (p.mExtras != null) { 7470 PackageSetting ps = (PackageSetting) p.mExtras; 7471 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 7472 continue; 7473 } 7474 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 7475 ps.readUserState(userId), userId); 7476 if (ai != null) { 7477 rebaseEnabledOverlays(ai, userId); 7478 ai.packageName = resolveExternalPackageNameLPr(p); 7479 list.add(ai); 7480 } 7481 } 7482 } 7483 } 7484 7485 return new ParceledListSlice<>(list); 7486 } 7487 } 7488 7489 @Override 7490 public ParceledListSlice<InstantAppInfo> getInstantApps(int userId) { 7491 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7492 return null; 7493 } 7494 7495 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 7496 "getEphemeralApplications"); 7497 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7498 true /* requireFullPermission */, false /* checkShell */, 7499 "getEphemeralApplications"); 7500 synchronized (mPackages) { 7501 List<InstantAppInfo> instantApps = mInstantAppRegistry 7502 .getInstantAppsLPr(userId); 7503 if (instantApps != null) { 7504 return new ParceledListSlice<>(instantApps); 7505 } 7506 } 7507 return null; 7508 } 7509 7510 @Override 7511 public boolean isInstantApp(String packageName, int userId) { 7512 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7513 true /* requireFullPermission */, false /* checkShell */, 7514 "isInstantApp"); 7515 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7516 return false; 7517 } 7518 int uid = Binder.getCallingUid(); 7519 if (Process.isIsolated(uid)) { 7520 uid = mIsolatedOwners.get(uid); 7521 } 7522 7523 synchronized (mPackages) { 7524 final PackageSetting ps = mSettings.mPackages.get(packageName); 7525 PackageParser.Package pkg = mPackages.get(packageName); 7526 final boolean returnAllowed = 7527 ps != null 7528 && (isCallerSameApp(packageName, uid) 7529 || mContext.checkCallingOrSelfPermission( 7530 android.Manifest.permission.ACCESS_INSTANT_APPS) 7531 == PERMISSION_GRANTED 7532 || mInstantAppRegistry.isInstantAccessGranted( 7533 userId, UserHandle.getAppId(uid), ps.appId)); 7534 if (returnAllowed) { 7535 return ps.getInstantApp(userId); 7536 } 7537 } 7538 return false; 7539 } 7540 7541 @Override 7542 public byte[] getInstantAppCookie(String packageName, int userId) { 7543 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7544 return null; 7545 } 7546 7547 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7548 true /* requireFullPermission */, false /* checkShell */, 7549 "getInstantAppCookie"); 7550 if (!isCallerSameApp(packageName, Binder.getCallingUid())) { 7551 return null; 7552 } 7553 synchronized (mPackages) { 7554 return mInstantAppRegistry.getInstantAppCookieLPw( 7555 packageName, userId); 7556 } 7557 } 7558 7559 @Override 7560 public boolean setInstantAppCookie(String packageName, byte[] cookie, int userId) { 7561 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7562 return true; 7563 } 7564 7565 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7566 true /* requireFullPermission */, true /* checkShell */, 7567 "setInstantAppCookie"); 7568 if (!isCallerSameApp(packageName, Binder.getCallingUid())) { 7569 return false; 7570 } 7571 synchronized (mPackages) { 7572 return mInstantAppRegistry.setInstantAppCookieLPw( 7573 packageName, cookie, userId); 7574 } 7575 } 7576 7577 @Override 7578 public Bitmap getInstantAppIcon(String packageName, int userId) { 7579 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7580 return null; 7581 } 7582 7583 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 7584 "getInstantAppIcon"); 7585 7586 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7587 true /* requireFullPermission */, false /* checkShell */, 7588 "getInstantAppIcon"); 7589 7590 synchronized (mPackages) { 7591 return mInstantAppRegistry.getInstantAppIconLPw( 7592 packageName, userId); 7593 } 7594 } 7595 7596 private boolean isCallerSameApp(String packageName, int uid) { 7597 PackageParser.Package pkg = mPackages.get(packageName); 7598 return pkg != null 7599 && UserHandle.getAppId(uid) == pkg.applicationInfo.uid; 7600 } 7601 7602 @Override 7603 public @NonNull ParceledListSlice<ApplicationInfo> getPersistentApplications(int flags) { 7604 return new ParceledListSlice<>(getPersistentApplicationsInternal(flags)); 7605 } 7606 7607 private @NonNull List<ApplicationInfo> getPersistentApplicationsInternal(int flags) { 7608 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 7609 7610 // reader 7611 synchronized (mPackages) { 7612 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 7613 final int userId = UserHandle.getCallingUserId(); 7614 while (i.hasNext()) { 7615 final PackageParser.Package p = i.next(); 7616 if (p.applicationInfo == null) continue; 7617 7618 final boolean matchesUnaware = ((flags & MATCH_DIRECT_BOOT_UNAWARE) != 0) 7619 && !p.applicationInfo.isDirectBootAware(); 7620 final boolean matchesAware = ((flags & MATCH_DIRECT_BOOT_AWARE) != 0) 7621 && p.applicationInfo.isDirectBootAware(); 7622 7623 if ((p.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0 7624 && (!mSafeMode || isSystemApp(p)) 7625 && (matchesUnaware || matchesAware)) { 7626 PackageSetting ps = mSettings.mPackages.get(p.packageName); 7627 if (ps != null) { 7628 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 7629 ps.readUserState(userId), userId); 7630 if (ai != null) { 7631 rebaseEnabledOverlays(ai, userId); 7632 finalList.add(ai); 7633 } 7634 } 7635 } 7636 } 7637 } 7638 7639 return finalList; 7640 } 7641 7642 @Override 7643 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 7644 if (!sUserManager.exists(userId)) return null; 7645 flags = updateFlagsForComponent(flags, userId, name); 7646 final String instantAppPkgName = getInstantAppPackageName(Binder.getCallingUid()); 7647 // reader 7648 synchronized (mPackages) { 7649 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 7650 PackageSetting ps = provider != null 7651 ? mSettings.mPackages.get(provider.owner.packageName) 7652 : null; 7653 if (ps != null) { 7654 final boolean isInstantApp = ps.getInstantApp(userId); 7655 // normal application; filter out instant application provider 7656 if (instantAppPkgName == null && isInstantApp) { 7657 return null; 7658 } 7659 // instant application; filter out other instant applications 7660 if (instantAppPkgName != null 7661 && isInstantApp 7662 && !provider.owner.packageName.equals(instantAppPkgName)) { 7663 return null; 7664 } 7665 // instant application; filter out non-exposed provider 7666 if (instantAppPkgName != null 7667 && (provider.info.flags & ProviderInfo.FLAG_VISIBLE_TO_EPHEMERAL) == 0) { 7668 return null; 7669 } 7670 // provider not enabled 7671 if (!mSettings.isEnabledAndMatchLPr(provider.info, flags, userId)) { 7672 return null; 7673 } 7674 return PackageParser.generateProviderInfo( 7675 provider, flags, ps.readUserState(userId), userId); 7676 } 7677 return null; 7678 } 7679 } 7680 7681 /** 7682 * @deprecated 7683 */ 7684 @Deprecated 7685 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 7686 // reader 7687 synchronized (mPackages) { 7688 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 7689 .entrySet().iterator(); 7690 final int userId = UserHandle.getCallingUserId(); 7691 while (i.hasNext()) { 7692 Map.Entry<String, PackageParser.Provider> entry = i.next(); 7693 PackageParser.Provider p = entry.getValue(); 7694 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 7695 7696 if (ps != null && p.syncable 7697 && (!mSafeMode || (p.info.applicationInfo.flags 7698 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 7699 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 7700 ps.readUserState(userId), userId); 7701 if (info != null) { 7702 outNames.add(entry.getKey()); 7703 outInfo.add(info); 7704 } 7705 } 7706 } 7707 } 7708 } 7709 7710 @Override 7711 public @NonNull ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 7712 int uid, int flags, String metaDataKey) { 7713 final int userId = processName != null ? UserHandle.getUserId(uid) 7714 : UserHandle.getCallingUserId(); 7715 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7716 flags = updateFlagsForComponent(flags, userId, processName); 7717 7718 ArrayList<ProviderInfo> finalList = null; 7719 // reader 7720 synchronized (mPackages) { 7721 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 7722 while (i.hasNext()) { 7723 final PackageParser.Provider p = i.next(); 7724 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 7725 if (ps != null && p.info.authority != null 7726 && (processName == null 7727 || (p.info.processName.equals(processName) 7728 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 7729 && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 7730 7731 // See PM.queryContentProviders()'s javadoc for why we have the metaData 7732 // parameter. 7733 if (metaDataKey != null 7734 && (p.metaData == null || !p.metaData.containsKey(metaDataKey))) { 7735 continue; 7736 } 7737 7738 if (finalList == null) { 7739 finalList = new ArrayList<ProviderInfo>(3); 7740 } 7741 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 7742 ps.readUserState(userId), userId); 7743 if (info != null) { 7744 finalList.add(info); 7745 } 7746 } 7747 } 7748 } 7749 7750 if (finalList != null) { 7751 Collections.sort(finalList, mProviderInitOrderSorter); 7752 return new ParceledListSlice<ProviderInfo>(finalList); 7753 } 7754 7755 return ParceledListSlice.emptyList(); 7756 } 7757 7758 @Override 7759 public InstrumentationInfo getInstrumentationInfo(ComponentName name, int flags) { 7760 // reader 7761 synchronized (mPackages) { 7762 final PackageParser.Instrumentation i = mInstrumentation.get(name); 7763 return PackageParser.generateInstrumentationInfo(i, flags); 7764 } 7765 } 7766 7767 @Override 7768 public @NonNull ParceledListSlice<InstrumentationInfo> queryInstrumentation( 7769 String targetPackage, int flags) { 7770 return new ParceledListSlice<>(queryInstrumentationInternal(targetPackage, flags)); 7771 } 7772 7773 private @NonNull List<InstrumentationInfo> queryInstrumentationInternal(String targetPackage, 7774 int flags) { 7775 ArrayList<InstrumentationInfo> finalList = new ArrayList<InstrumentationInfo>(); 7776 7777 // reader 7778 synchronized (mPackages) { 7779 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 7780 while (i.hasNext()) { 7781 final PackageParser.Instrumentation p = i.next(); 7782 if (targetPackage == null 7783 || targetPackage.equals(p.info.targetPackage)) { 7784 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 7785 flags); 7786 if (ii != null) { 7787 finalList.add(ii); 7788 } 7789 } 7790 } 7791 } 7792 7793 return finalList; 7794 } 7795 7796 private void scanDirTracedLI(File dir, final int parseFlags, int scanFlags, long currentTime) { 7797 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir [" + dir.getAbsolutePath() + "]"); 7798 try { 7799 scanDirLI(dir, parseFlags, scanFlags, currentTime); 7800 } finally { 7801 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7802 } 7803 } 7804 7805 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 7806 final File[] files = dir.listFiles(); 7807 if (ArrayUtils.isEmpty(files)) { 7808 Log.d(TAG, "No files in app dir " + dir); 7809 return; 7810 } 7811 7812 if (DEBUG_PACKAGE_SCANNING) { 7813 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 7814 + " flags=0x" + Integer.toHexString(parseFlags)); 7815 } 7816 ParallelPackageParser parallelPackageParser = new ParallelPackageParser( 7817 mSeparateProcesses, mOnlyCore, mMetrics, mCacheDir, mPackageParserCallback); 7818 7819 // Submit files for parsing in parallel 7820 int fileCount = 0; 7821 for (File file : files) { 7822 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 7823 && !PackageInstallerService.isStageName(file.getName()); 7824 if (!isPackage) { 7825 // Ignore entries which are not packages 7826 continue; 7827 } 7828 parallelPackageParser.submit(file, parseFlags); 7829 fileCount++; 7830 } 7831 7832 // Process results one by one 7833 for (; fileCount > 0; fileCount--) { 7834 ParallelPackageParser.ParseResult parseResult = parallelPackageParser.take(); 7835 Throwable throwable = parseResult.throwable; 7836 int errorCode = PackageManager.INSTALL_SUCCEEDED; 7837 7838 if (throwable == null) { 7839 // Static shared libraries have synthetic package names 7840 if (parseResult.pkg.applicationInfo.isStaticSharedLibrary()) { 7841 renameStaticSharedLibraryPackage(parseResult.pkg); 7842 } 7843 try { 7844 if (errorCode == PackageManager.INSTALL_SUCCEEDED) { 7845 scanPackageLI(parseResult.pkg, parseResult.scanFile, parseFlags, scanFlags, 7846 currentTime, null); 7847 } 7848 } catch (PackageManagerException e) { 7849 errorCode = e.error; 7850 Slog.w(TAG, "Failed to scan " + parseResult.scanFile + ": " + e.getMessage()); 7851 } 7852 } else if (throwable instanceof PackageParser.PackageParserException) { 7853 PackageParser.PackageParserException e = (PackageParser.PackageParserException) 7854 throwable; 7855 errorCode = e.error; 7856 Slog.w(TAG, "Failed to parse " + parseResult.scanFile + ": " + e.getMessage()); 7857 } else { 7858 throw new IllegalStateException("Unexpected exception occurred while parsing " 7859 + parseResult.scanFile, throwable); 7860 } 7861 7862 // Delete invalid userdata apps 7863 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 7864 errorCode == PackageManager.INSTALL_FAILED_INVALID_APK) { 7865 logCriticalInfo(Log.WARN, 7866 "Deleting invalid package at " + parseResult.scanFile); 7867 removeCodePathLI(parseResult.scanFile); 7868 } 7869 } 7870 parallelPackageParser.close(); 7871 } 7872 7873 private static File getSettingsProblemFile() { 7874 File dataDir = Environment.getDataDirectory(); 7875 File systemDir = new File(dataDir, "system"); 7876 File fname = new File(systemDir, "uiderrors.txt"); 7877 return fname; 7878 } 7879 7880 static void reportSettingsProblem(int priority, String msg) { 7881 logCriticalInfo(priority, msg); 7882 } 7883 7884 public static void logCriticalInfo(int priority, String msg) { 7885 Slog.println(priority, TAG, msg); 7886 EventLogTags.writePmCriticalInfo(msg); 7887 try { 7888 File fname = getSettingsProblemFile(); 7889 FileOutputStream out = new FileOutputStream(fname, true); 7890 PrintWriter pw = new FastPrintWriter(out); 7891 SimpleDateFormat formatter = new SimpleDateFormat(); 7892 String dateString = formatter.format(new Date(System.currentTimeMillis())); 7893 pw.println(dateString + ": " + msg); 7894 pw.close(); 7895 FileUtils.setPermissions( 7896 fname.toString(), 7897 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 7898 -1, -1); 7899 } catch (java.io.IOException e) { 7900 } 7901 } 7902 7903 private long getLastModifiedTime(PackageParser.Package pkg, File srcFile) { 7904 if (srcFile.isDirectory()) { 7905 final File baseFile = new File(pkg.baseCodePath); 7906 long maxModifiedTime = baseFile.lastModified(); 7907 if (pkg.splitCodePaths != null) { 7908 for (int i = pkg.splitCodePaths.length - 1; i >=0; --i) { 7909 final File splitFile = new File(pkg.splitCodePaths[i]); 7910 maxModifiedTime = Math.max(maxModifiedTime, splitFile.lastModified()); 7911 } 7912 } 7913 return maxModifiedTime; 7914 } 7915 return srcFile.lastModified(); 7916 } 7917 7918 private void collectCertificatesLI(PackageSetting ps, PackageParser.Package pkg, File srcFile, 7919 final int policyFlags) throws PackageManagerException { 7920 // When upgrading from pre-N MR1, verify the package time stamp using the package 7921 // directory and not the APK file. 7922 final long lastModifiedTime = mIsPreNMR1Upgrade 7923 ? new File(pkg.codePath).lastModified() : getLastModifiedTime(pkg, srcFile); 7924 if (ps != null 7925 && ps.codePath.equals(srcFile) 7926 && ps.timeStamp == lastModifiedTime 7927 && !isCompatSignatureUpdateNeeded(pkg) 7928 && !isRecoverSignatureUpdateNeeded(pkg)) { 7929 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 7930 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7931 ArraySet<PublicKey> signingKs; 7932 synchronized (mPackages) { 7933 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 7934 } 7935 if (ps.signatures.mSignatures != null 7936 && ps.signatures.mSignatures.length != 0 7937 && signingKs != null) { 7938 // Optimization: reuse the existing cached certificates 7939 // if the package appears to be unchanged. 7940 pkg.mSignatures = ps.signatures.mSignatures; 7941 pkg.mSigningKeys = signingKs; 7942 return; 7943 } 7944 7945 Slog.w(TAG, "PackageSetting for " + ps.name 7946 + " is missing signatures. Collecting certs again to recover them."); 7947 } else { 7948 Slog.i(TAG, srcFile.toString() + " changed; collecting certs"); 7949 } 7950 7951 try { 7952 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 7953 PackageParser.collectCertificates(pkg, policyFlags); 7954 } catch (PackageParserException e) { 7955 throw PackageManagerException.from(e); 7956 } finally { 7957 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7958 } 7959 } 7960 7961 /** 7962 * Traces a package scan. 7963 * @see #scanPackageLI(File, int, int, long, UserHandle) 7964 */ 7965 private PackageParser.Package scanPackageTracedLI(File scanFile, final int parseFlags, 7966 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 7967 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage [" + scanFile.toString() + "]"); 7968 try { 7969 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 7970 } finally { 7971 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7972 } 7973 } 7974 7975 /** 7976 * Scans a package and returns the newly parsed package. 7977 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 7978 */ 7979 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 7980 long currentTime, UserHandle user) throws PackageManagerException { 7981 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 7982 PackageParser pp = new PackageParser(); 7983 pp.setSeparateProcesses(mSeparateProcesses); 7984 pp.setOnlyCoreApps(mOnlyCore); 7985 pp.setDisplayMetrics(mMetrics); 7986 pp.setCallback(mPackageParserCallback); 7987 7988 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 7989 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 7990 } 7991 7992 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 7993 final PackageParser.Package pkg; 7994 try { 7995 pkg = pp.parsePackage(scanFile, parseFlags); 7996 } catch (PackageParserException e) { 7997 throw PackageManagerException.from(e); 7998 } finally { 7999 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8000 } 8001 8002 // Static shared libraries have synthetic package names 8003 if (pkg.applicationInfo.isStaticSharedLibrary()) { 8004 renameStaticSharedLibraryPackage(pkg); 8005 } 8006 8007 return scanPackageLI(pkg, scanFile, parseFlags, scanFlags, currentTime, user); 8008 } 8009 8010 /** 8011 * Scans a package and returns the newly parsed package. 8012 * @throws PackageManagerException on a parse error. 8013 */ 8014 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, File scanFile, 8015 final int policyFlags, int scanFlags, long currentTime, @Nullable UserHandle user) 8016 throws PackageManagerException { 8017 // If the package has children and this is the first dive in the function 8018 // we scan the package with the SCAN_CHECK_ONLY flag set to see whether all 8019 // packages (parent and children) would be successfully scanned before the 8020 // actual scan since scanning mutates internal state and we want to atomically 8021 // install the package and its children. 8022 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 8023 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 8024 scanFlags |= SCAN_CHECK_ONLY; 8025 } 8026 } else { 8027 scanFlags &= ~SCAN_CHECK_ONLY; 8028 } 8029 8030 // Scan the parent 8031 PackageParser.Package scannedPkg = scanPackageInternalLI(pkg, scanFile, policyFlags, 8032 scanFlags, currentTime, user); 8033 8034 // Scan the children 8035 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8036 for (int i = 0; i < childCount; i++) { 8037 PackageParser.Package childPackage = pkg.childPackages.get(i); 8038 scanPackageInternalLI(childPackage, scanFile, policyFlags, scanFlags, 8039 currentTime, user); 8040 } 8041 8042 8043 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 8044 return scanPackageLI(pkg, scanFile, policyFlags, scanFlags, currentTime, user); 8045 } 8046 8047 return scannedPkg; 8048 } 8049 8050 /** 8051 * Scans a package and returns the newly parsed package. 8052 * @throws PackageManagerException on a parse error. 8053 */ 8054 private PackageParser.Package scanPackageInternalLI(PackageParser.Package pkg, File scanFile, 8055 int policyFlags, int scanFlags, long currentTime, @Nullable UserHandle user) 8056 throws PackageManagerException { 8057 PackageSetting ps = null; 8058 PackageSetting updatedPkg; 8059 // reader 8060 synchronized (mPackages) { 8061 // Look to see if we already know about this package. 8062 String oldName = mSettings.getRenamedPackageLPr(pkg.packageName); 8063 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 8064 // This package has been renamed to its original name. Let's 8065 // use that. 8066 ps = mSettings.getPackageLPr(oldName); 8067 } 8068 // If there was no original package, see one for the real package name. 8069 if (ps == null) { 8070 ps = mSettings.getPackageLPr(pkg.packageName); 8071 } 8072 // Check to see if this package could be hiding/updating a system 8073 // package. Must look for it either under the original or real 8074 // package name depending on our state. 8075 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 8076 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 8077 8078 // If this is a package we don't know about on the system partition, we 8079 // may need to remove disabled child packages on the system partition 8080 // or may need to not add child packages if the parent apk is updated 8081 // on the data partition and no longer defines this child package. 8082 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 8083 // If this is a parent package for an updated system app and this system 8084 // app got an OTA update which no longer defines some of the child packages 8085 // we have to prune them from the disabled system packages. 8086 PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(pkg.packageName); 8087 if (disabledPs != null) { 8088 final int scannedChildCount = (pkg.childPackages != null) 8089 ? pkg.childPackages.size() : 0; 8090 final int disabledChildCount = disabledPs.childPackageNames != null 8091 ? disabledPs.childPackageNames.size() : 0; 8092 for (int i = 0; i < disabledChildCount; i++) { 8093 String disabledChildPackageName = disabledPs.childPackageNames.get(i); 8094 boolean disabledPackageAvailable = false; 8095 for (int j = 0; j < scannedChildCount; j++) { 8096 PackageParser.Package childPkg = pkg.childPackages.get(j); 8097 if (childPkg.packageName.equals(disabledChildPackageName)) { 8098 disabledPackageAvailable = true; 8099 break; 8100 } 8101 } 8102 if (!disabledPackageAvailable) { 8103 mSettings.removeDisabledSystemPackageLPw(disabledChildPackageName); 8104 } 8105 } 8106 } 8107 } 8108 } 8109 8110 boolean updatedPkgBetter = false; 8111 // First check if this is a system package that may involve an update 8112 if (updatedPkg != null && (policyFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 8113 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 8114 // it needs to drop FLAG_PRIVILEGED. 8115 if (locationIsPrivileged(scanFile)) { 8116 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 8117 } else { 8118 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 8119 } 8120 8121 if (ps != null && !ps.codePath.equals(scanFile)) { 8122 // The path has changed from what was last scanned... check the 8123 // version of the new path against what we have stored to determine 8124 // what to do. 8125 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 8126 if (pkg.mVersionCode <= ps.versionCode) { 8127 // The system package has been updated and the code path does not match 8128 // Ignore entry. Skip it. 8129 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 8130 + " ignored: updated version " + ps.versionCode 8131 + " better than this " + pkg.mVersionCode); 8132 if (!updatedPkg.codePath.equals(scanFile)) { 8133 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg " 8134 + ps.name + " changing from " + updatedPkg.codePathString 8135 + " to " + scanFile); 8136 updatedPkg.codePath = scanFile; 8137 updatedPkg.codePathString = scanFile.toString(); 8138 updatedPkg.resourcePath = scanFile; 8139 updatedPkg.resourcePathString = scanFile.toString(); 8140 } 8141 updatedPkg.pkg = pkg; 8142 updatedPkg.versionCode = pkg.mVersionCode; 8143 8144 // Update the disabled system child packages to point to the package too. 8145 final int childCount = updatedPkg.childPackageNames != null 8146 ? updatedPkg.childPackageNames.size() : 0; 8147 for (int i = 0; i < childCount; i++) { 8148 String childPackageName = updatedPkg.childPackageNames.get(i); 8149 PackageSetting updatedChildPkg = mSettings.getDisabledSystemPkgLPr( 8150 childPackageName); 8151 if (updatedChildPkg != null) { 8152 updatedChildPkg.pkg = pkg; 8153 updatedChildPkg.versionCode = pkg.mVersionCode; 8154 } 8155 } 8156 8157 throw new PackageManagerException(Log.WARN, "Package " + ps.name + " at " 8158 + scanFile + " ignored: updated version " + ps.versionCode 8159 + " better than this " + pkg.mVersionCode); 8160 } else { 8161 // The current app on the system partition is better than 8162 // what we have updated to on the data partition; switch 8163 // back to the system partition version. 8164 // At this point, its safely assumed that package installation for 8165 // apps in system partition will go through. If not there won't be a working 8166 // version of the app 8167 // writer 8168 synchronized (mPackages) { 8169 // Just remove the loaded entries from package lists. 8170 mPackages.remove(ps.name); 8171 } 8172 8173 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 8174 + " reverting from " + ps.codePathString 8175 + ": new version " + pkg.mVersionCode 8176 + " better than installed " + ps.versionCode); 8177 8178 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 8179 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 8180 synchronized (mInstallLock) { 8181 args.cleanUpResourcesLI(); 8182 } 8183 synchronized (mPackages) { 8184 mSettings.enableSystemPackageLPw(ps.name); 8185 } 8186 updatedPkgBetter = true; 8187 } 8188 } 8189 } 8190 8191 if (updatedPkg != null) { 8192 // An updated system app will not have the PARSE_IS_SYSTEM flag set 8193 // initially 8194 policyFlags |= PackageParser.PARSE_IS_SYSTEM; 8195 8196 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 8197 // flag set initially 8198 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 8199 policyFlags |= PackageParser.PARSE_IS_PRIVILEGED; 8200 } 8201 } 8202 8203 // Verify certificates against what was last scanned 8204 collectCertificatesLI(ps, pkg, scanFile, policyFlags); 8205 8206 /* 8207 * A new system app appeared, but we already had a non-system one of the 8208 * same name installed earlier. 8209 */ 8210 boolean shouldHideSystemApp = false; 8211 if (updatedPkg == null && ps != null 8212 && (policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 8213 /* 8214 * Check to make sure the signatures match first. If they don't, 8215 * wipe the installed application and its data. 8216 */ 8217 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 8218 != PackageManager.SIGNATURE_MATCH) { 8219 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 8220 + " signatures don't match existing userdata copy; removing"); 8221 try (PackageFreezer freezer = freezePackage(pkg.packageName, 8222 "scanPackageInternalLI")) { 8223 deletePackageLIF(pkg.packageName, null, true, null, 0, null, false, null); 8224 } 8225 ps = null; 8226 } else { 8227 /* 8228 * If the newly-added system app is an older version than the 8229 * already installed version, hide it. It will be scanned later 8230 * and re-added like an update. 8231 */ 8232 if (pkg.mVersionCode <= ps.versionCode) { 8233 shouldHideSystemApp = true; 8234 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 8235 + " but new version " + pkg.mVersionCode + " better than installed " 8236 + ps.versionCode + "; hiding system"); 8237 } else { 8238 /* 8239 * The newly found system app is a newer version that the 8240 * one previously installed. Simply remove the 8241 * already-installed application and replace it with our own 8242 * while keeping the application data. 8243 */ 8244 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 8245 + " reverting from " + ps.codePathString + ": new version " 8246 + pkg.mVersionCode + " better than installed " + ps.versionCode); 8247 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 8248 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 8249 synchronized (mInstallLock) { 8250 args.cleanUpResourcesLI(); 8251 } 8252 } 8253 } 8254 } 8255 8256 // The apk is forward locked (not public) if its code and resources 8257 // are kept in different files. (except for app in either system or 8258 // vendor path). 8259 // TODO grab this value from PackageSettings 8260 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 8261 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 8262 policyFlags |= PackageParser.PARSE_FORWARD_LOCK; 8263 } 8264 } 8265 8266 // TODO: extend to support forward-locked splits 8267 String resourcePath = null; 8268 String baseResourcePath = null; 8269 if ((policyFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 8270 if (ps != null && ps.resourcePathString != null) { 8271 resourcePath = ps.resourcePathString; 8272 baseResourcePath = ps.resourcePathString; 8273 } else { 8274 // Should not happen at all. Just log an error. 8275 Slog.e(TAG, "Resource path not set for package " + pkg.packageName); 8276 } 8277 } else { 8278 resourcePath = pkg.codePath; 8279 baseResourcePath = pkg.baseCodePath; 8280 } 8281 8282 // Set application objects path explicitly. 8283 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 8284 pkg.setApplicationInfoCodePath(pkg.codePath); 8285 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 8286 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 8287 pkg.setApplicationInfoResourcePath(resourcePath); 8288 pkg.setApplicationInfoBaseResourcePath(baseResourcePath); 8289 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 8290 8291 final int userId = ((user == null) ? 0 : user.getIdentifier()); 8292 if (ps != null && ps.getInstantApp(userId)) { 8293 scanFlags |= SCAN_AS_INSTANT_APP; 8294 } 8295 8296 // Note that we invoke the following method only if we are about to unpack an application 8297 PackageParser.Package scannedPkg = scanPackageLI(pkg, policyFlags, scanFlags 8298 | SCAN_UPDATE_SIGNATURE, currentTime, user); 8299 8300 /* 8301 * If the system app should be overridden by a previously installed 8302 * data, hide the system app now and let the /data/app scan pick it up 8303 * again. 8304 */ 8305 if (shouldHideSystemApp) { 8306 synchronized (mPackages) { 8307 mSettings.disableSystemPackageLPw(pkg.packageName, true); 8308 } 8309 } 8310 8311 return scannedPkg; 8312 } 8313 8314 private void renameStaticSharedLibraryPackage(PackageParser.Package pkg) { 8315 // Derive the new package synthetic package name 8316 pkg.setPackageName(pkg.packageName + STATIC_SHARED_LIB_DELIMITER 8317 + pkg.staticSharedLibVersion); 8318 } 8319 8320 private static String fixProcessName(String defProcessName, 8321 String processName) { 8322 if (processName == null) { 8323 return defProcessName; 8324 } 8325 return processName; 8326 } 8327 8328 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 8329 throws PackageManagerException { 8330 if (pkgSetting.signatures.mSignatures != null) { 8331 // Already existing package. Make sure signatures match 8332 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 8333 == PackageManager.SIGNATURE_MATCH; 8334 if (!match) { 8335 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 8336 == PackageManager.SIGNATURE_MATCH; 8337 } 8338 if (!match) { 8339 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 8340 == PackageManager.SIGNATURE_MATCH; 8341 } 8342 if (!match) { 8343 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 8344 + pkg.packageName + " signatures do not match the " 8345 + "previously installed version; ignoring!"); 8346 } 8347 } 8348 8349 // Check for shared user signatures 8350 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 8351 // Already existing package. Make sure signatures match 8352 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 8353 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 8354 if (!match) { 8355 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 8356 == PackageManager.SIGNATURE_MATCH; 8357 } 8358 if (!match) { 8359 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 8360 == PackageManager.SIGNATURE_MATCH; 8361 } 8362 if (!match) { 8363 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 8364 "Package " + pkg.packageName 8365 + " has no signatures that match those in shared user " 8366 + pkgSetting.sharedUser.name + "; ignoring!"); 8367 } 8368 } 8369 } 8370 8371 /** 8372 * Enforces that only the system UID or root's UID can call a method exposed 8373 * via Binder. 8374 * 8375 * @param message used as message if SecurityException is thrown 8376 * @throws SecurityException if the caller is not system or root 8377 */ 8378 private static final void enforceSystemOrRoot(String message) { 8379 final int uid = Binder.getCallingUid(); 8380 if (uid != Process.SYSTEM_UID && uid != 0) { 8381 throw new SecurityException(message); 8382 } 8383 } 8384 8385 @Override 8386 public void performFstrimIfNeeded() { 8387 enforceSystemOrRoot("Only the system can request fstrim"); 8388 8389 // Before everything else, see whether we need to fstrim. 8390 try { 8391 IStorageManager sm = PackageHelper.getStorageManager(); 8392 if (sm != null) { 8393 boolean doTrim = false; 8394 final long interval = android.provider.Settings.Global.getLong( 8395 mContext.getContentResolver(), 8396 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 8397 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 8398 if (interval > 0) { 8399 final long timeSinceLast = System.currentTimeMillis() - sm.lastMaintenance(); 8400 if (timeSinceLast > interval) { 8401 doTrim = true; 8402 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 8403 + "; running immediately"); 8404 } 8405 } 8406 if (doTrim) { 8407 final boolean dexOptDialogShown; 8408 synchronized (mPackages) { 8409 dexOptDialogShown = mDexOptDialogShown; 8410 } 8411 if (!isFirstBoot() && dexOptDialogShown) { 8412 try { 8413 ActivityManager.getService().showBootMessage( 8414 mContext.getResources().getString( 8415 R.string.android_upgrading_fstrim), true); 8416 } catch (RemoteException e) { 8417 } 8418 } 8419 sm.runMaintenance(); 8420 } 8421 } else { 8422 Slog.e(TAG, "storageManager service unavailable!"); 8423 } 8424 } catch (RemoteException e) { 8425 // Can't happen; StorageManagerService is local 8426 } 8427 } 8428 8429 @Override 8430 public void updatePackagesIfNeeded() { 8431 enforceSystemOrRoot("Only the system can request package update"); 8432 8433 // We need to re-extract after an OTA. 8434 boolean causeUpgrade = isUpgrade(); 8435 8436 // First boot or factory reset. 8437 // Note: we also handle devices that are upgrading to N right now as if it is their 8438 // first boot, as they do not have profile data. 8439 boolean causeFirstBoot = isFirstBoot() || mIsPreNUpgrade; 8440 8441 // We need to re-extract after a pruned cache, as AoT-ed files will be out of date. 8442 boolean causePrunedCache = VMRuntime.didPruneDalvikCache(); 8443 8444 if (!causeUpgrade && !causeFirstBoot && !causePrunedCache) { 8445 return; 8446 } 8447 8448 List<PackageParser.Package> pkgs; 8449 synchronized (mPackages) { 8450 pkgs = PackageManagerServiceUtils.getPackagesForDexopt(mPackages.values(), this); 8451 } 8452 8453 final long startTime = System.nanoTime(); 8454 final int[] stats = performDexOptUpgrade(pkgs, mIsPreNUpgrade /* showDialog */, 8455 getCompilerFilterForReason(causeFirstBoot ? REASON_FIRST_BOOT : REASON_BOOT)); 8456 8457 final int elapsedTimeSeconds = 8458 (int) TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - startTime); 8459 8460 MetricsLogger.histogram(mContext, "opt_dialog_num_dexopted", stats[0]); 8461 MetricsLogger.histogram(mContext, "opt_dialog_num_skipped", stats[1]); 8462 MetricsLogger.histogram(mContext, "opt_dialog_num_failed", stats[2]); 8463 MetricsLogger.histogram(mContext, "opt_dialog_num_total", getOptimizablePackages().size()); 8464 MetricsLogger.histogram(mContext, "opt_dialog_time_s", elapsedTimeSeconds); 8465 } 8466 8467 /** 8468 * Performs dexopt on the set of packages in {@code packages} and returns an int array 8469 * containing statistics about the invocation. The array consists of three elements, 8470 * which are (in order) {@code numberOfPackagesOptimized}, {@code numberOfPackagesSkipped} 8471 * and {@code numberOfPackagesFailed}. 8472 */ 8473 private int[] performDexOptUpgrade(List<PackageParser.Package> pkgs, boolean showDialog, 8474 String compilerFilter) { 8475 8476 int numberOfPackagesVisited = 0; 8477 int numberOfPackagesOptimized = 0; 8478 int numberOfPackagesSkipped = 0; 8479 int numberOfPackagesFailed = 0; 8480 final int numberOfPackagesToDexopt = pkgs.size(); 8481 8482 for (PackageParser.Package pkg : pkgs) { 8483 numberOfPackagesVisited++; 8484 8485 if (!PackageDexOptimizer.canOptimizePackage(pkg)) { 8486 if (DEBUG_DEXOPT) { 8487 Log.i(TAG, "Skipping update of of non-optimizable app " + pkg.packageName); 8488 } 8489 numberOfPackagesSkipped++; 8490 continue; 8491 } 8492 8493 if (DEBUG_DEXOPT) { 8494 Log.i(TAG, "Updating app " + numberOfPackagesVisited + " of " + 8495 numberOfPackagesToDexopt + ": " + pkg.packageName); 8496 } 8497 8498 if (showDialog) { 8499 try { 8500 ActivityManager.getService().showBootMessage( 8501 mContext.getResources().getString(R.string.android_upgrading_apk, 8502 numberOfPackagesVisited, numberOfPackagesToDexopt), true); 8503 } catch (RemoteException e) { 8504 } 8505 synchronized (mPackages) { 8506 mDexOptDialogShown = true; 8507 } 8508 } 8509 8510 // If the OTA updates a system app which was previously preopted to a non-preopted state 8511 // the app might end up being verified at runtime. That's because by default the apps 8512 // are verify-profile but for preopted apps there's no profile. 8513 // Do a hacky check to ensure that if we have no profiles (a reasonable indication 8514 // that before the OTA the app was preopted) the app gets compiled with a non-profile 8515 // filter (by default interpret-only). 8516 // Note that at this stage unused apps are already filtered. 8517 if (isSystemApp(pkg) && 8518 DexFile.isProfileGuidedCompilerFilter(compilerFilter) && 8519 !Environment.getReferenceProfile(pkg.packageName).exists()) { 8520 compilerFilter = getNonProfileGuidedCompilerFilter(compilerFilter); 8521 } 8522 8523 // checkProfiles is false to avoid merging profiles during boot which 8524 // might interfere with background compilation (b/28612421). 8525 // Unfortunately this will also means that "pm.dexopt.boot=speed-profile" will 8526 // behave differently than "pm.dexopt.bg-dexopt=speed-profile" but that's a 8527 // trade-off worth doing to save boot time work. 8528 int dexOptStatus = performDexOptTraced(pkg.packageName, 8529 false /* checkProfiles */, 8530 compilerFilter, 8531 false /* force */); 8532 switch (dexOptStatus) { 8533 case PackageDexOptimizer.DEX_OPT_PERFORMED: 8534 numberOfPackagesOptimized++; 8535 break; 8536 case PackageDexOptimizer.DEX_OPT_SKIPPED: 8537 numberOfPackagesSkipped++; 8538 break; 8539 case PackageDexOptimizer.DEX_OPT_FAILED: 8540 numberOfPackagesFailed++; 8541 break; 8542 default: 8543 Log.e(TAG, "Unexpected dexopt return code " + dexOptStatus); 8544 break; 8545 } 8546 } 8547 8548 return new int[] { numberOfPackagesOptimized, numberOfPackagesSkipped, 8549 numberOfPackagesFailed }; 8550 } 8551 8552 @Override 8553 public void notifyPackageUse(String packageName, int reason) { 8554 synchronized (mPackages) { 8555 PackageParser.Package p = mPackages.get(packageName); 8556 if (p == null) { 8557 return; 8558 } 8559 p.mLastPackageUsageTimeInMills[reason] = System.currentTimeMillis(); 8560 } 8561 } 8562 8563 @Override 8564 public void notifyDexLoad(String loadingPackageName, List<String> dexPaths, String loaderIsa) { 8565 int userId = UserHandle.getCallingUserId(); 8566 ApplicationInfo ai = getApplicationInfo(loadingPackageName, /*flags*/ 0, userId); 8567 if (ai == null) { 8568 Slog.w(TAG, "Loading a package that does not exist for the calling user. package=" 8569 + loadingPackageName + ", user=" + userId); 8570 return; 8571 } 8572 mDexManager.notifyDexLoad(ai, dexPaths, loaderIsa, userId); 8573 } 8574 8575 // TODO: this is not used nor needed. Delete it. 8576 @Override 8577 public boolean performDexOptIfNeeded(String packageName) { 8578 int dexOptStatus = performDexOptTraced(packageName, 8579 false /* checkProfiles */, getFullCompilerFilter(), false /* force */); 8580 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 8581 } 8582 8583 @Override 8584 public boolean performDexOpt(String packageName, 8585 boolean checkProfiles, int compileReason, boolean force) { 8586 int dexOptStatus = performDexOptTraced(packageName, checkProfiles, 8587 getCompilerFilterForReason(compileReason), force); 8588 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 8589 } 8590 8591 @Override 8592 public boolean performDexOptMode(String packageName, 8593 boolean checkProfiles, String targetCompilerFilter, boolean force) { 8594 int dexOptStatus = performDexOptTraced(packageName, checkProfiles, 8595 targetCompilerFilter, force); 8596 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 8597 } 8598 8599 private int performDexOptTraced(String packageName, 8600 boolean checkProfiles, String targetCompilerFilter, boolean force) { 8601 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 8602 try { 8603 return performDexOptInternal(packageName, checkProfiles, 8604 targetCompilerFilter, force); 8605 } finally { 8606 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8607 } 8608 } 8609 8610 // Run dexopt on a given package. Returns true if dexopt did not fail, i.e. 8611 // if the package can now be considered up to date for the given filter. 8612 private int performDexOptInternal(String packageName, 8613 boolean checkProfiles, String targetCompilerFilter, boolean force) { 8614 PackageParser.Package p; 8615 synchronized (mPackages) { 8616 p = mPackages.get(packageName); 8617 if (p == null) { 8618 // Package could not be found. Report failure. 8619 return PackageDexOptimizer.DEX_OPT_FAILED; 8620 } 8621 mPackageUsage.maybeWriteAsync(mPackages); 8622 mCompilerStats.maybeWriteAsync(); 8623 } 8624 long callingId = Binder.clearCallingIdentity(); 8625 try { 8626 synchronized (mInstallLock) { 8627 return performDexOptInternalWithDependenciesLI(p, checkProfiles, 8628 targetCompilerFilter, force); 8629 } 8630 } finally { 8631 Binder.restoreCallingIdentity(callingId); 8632 } 8633 } 8634 8635 public ArraySet<String> getOptimizablePackages() { 8636 ArraySet<String> pkgs = new ArraySet<String>(); 8637 synchronized (mPackages) { 8638 for (PackageParser.Package p : mPackages.values()) { 8639 if (PackageDexOptimizer.canOptimizePackage(p)) { 8640 pkgs.add(p.packageName); 8641 } 8642 } 8643 } 8644 return pkgs; 8645 } 8646 8647 private int performDexOptInternalWithDependenciesLI(PackageParser.Package p, 8648 boolean checkProfiles, String targetCompilerFilter, 8649 boolean force) { 8650 // Select the dex optimizer based on the force parameter. 8651 // Note: The force option is rarely used (cmdline input for testing, mostly), so it's OK to 8652 // allocate an object here. 8653 PackageDexOptimizer pdo = force 8654 ? new PackageDexOptimizer.ForcedUpdatePackageDexOptimizer(mPackageDexOptimizer) 8655 : mPackageDexOptimizer; 8656 8657 // Dexopt all dependencies first. Note: we ignore the return value and march on 8658 // on errors. 8659 // Note that we are going to call performDexOpt on those libraries as many times as 8660 // they are referenced in packages. When we do a batch of performDexOpt (for example 8661 // at boot, or background job), the passed 'targetCompilerFilter' stays the same, 8662 // and the first package that uses the library will dexopt it. The 8663 // others will see that the compiled code for the library is up to date. 8664 Collection<PackageParser.Package> deps = findSharedNonSystemLibraries(p); 8665 final String[] instructionSets = getAppDexInstructionSets(p.applicationInfo); 8666 if (!deps.isEmpty()) { 8667 for (PackageParser.Package depPackage : deps) { 8668 // TODO: Analyze and investigate if we (should) profile libraries. 8669 pdo.performDexOpt(depPackage, null /* sharedLibraries */, instructionSets, 8670 false /* checkProfiles */, 8671 targetCompilerFilter, 8672 getOrCreateCompilerPackageStats(depPackage), 8673 true /* isUsedByOtherApps */); 8674 } 8675 } 8676 return pdo.performDexOpt(p, p.usesLibraryFiles, instructionSets, checkProfiles, 8677 targetCompilerFilter, getOrCreateCompilerPackageStats(p), 8678 mDexManager.isUsedByOtherApps(p.packageName)); 8679 } 8680 8681 // Performs dexopt on the used secondary dex files belonging to the given package. 8682 // Returns true if all dex files were process successfully (which could mean either dexopt or 8683 // skip). Returns false if any of the files caused errors. 8684 @Override 8685 public boolean performDexOptSecondary(String packageName, String compilerFilter, 8686 boolean force) { 8687 mDexManager.reconcileSecondaryDexFiles(packageName); 8688 return mDexManager.dexoptSecondaryDex(packageName, compilerFilter, force); 8689 } 8690 8691 public boolean performDexOptSecondary(String packageName, int compileReason, 8692 boolean force) { 8693 return mDexManager.dexoptSecondaryDex(packageName, compileReason, force); 8694 } 8695 8696 /** 8697 * Reconcile the information we have about the secondary dex files belonging to 8698 * {@code packagName} and the actual dex files. For all dex files that were 8699 * deleted, update the internal records and delete the generated oat files. 8700 */ 8701 @Override 8702 public void reconcileSecondaryDexFiles(String packageName) { 8703 mDexManager.reconcileSecondaryDexFiles(packageName); 8704 } 8705 8706 // TODO(calin): this is only needed for BackgroundDexOptService. Find a cleaner way to inject 8707 // a reference there. 8708 /*package*/ DexManager getDexManager() { 8709 return mDexManager; 8710 } 8711 8712 /** 8713 * Execute the background dexopt job immediately. 8714 */ 8715 @Override 8716 public boolean runBackgroundDexoptJob() { 8717 return BackgroundDexOptService.runIdleOptimizationsNow(this, mContext); 8718 } 8719 8720 List<PackageParser.Package> findSharedNonSystemLibraries(PackageParser.Package p) { 8721 if (p.usesLibraries != null || p.usesOptionalLibraries != null 8722 || p.usesStaticLibraries != null) { 8723 ArrayList<PackageParser.Package> retValue = new ArrayList<>(); 8724 Set<String> collectedNames = new HashSet<>(); 8725 findSharedNonSystemLibrariesRecursive(p, retValue, collectedNames); 8726 8727 retValue.remove(p); 8728 8729 return retValue; 8730 } else { 8731 return Collections.emptyList(); 8732 } 8733 } 8734 8735 private void findSharedNonSystemLibrariesRecursive(PackageParser.Package p, 8736 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 8737 if (!collectedNames.contains(p.packageName)) { 8738 collectedNames.add(p.packageName); 8739 collected.add(p); 8740 8741 if (p.usesLibraries != null) { 8742 findSharedNonSystemLibrariesRecursive(p.usesLibraries, 8743 null, collected, collectedNames); 8744 } 8745 if (p.usesOptionalLibraries != null) { 8746 findSharedNonSystemLibrariesRecursive(p.usesOptionalLibraries, 8747 null, collected, collectedNames); 8748 } 8749 if (p.usesStaticLibraries != null) { 8750 findSharedNonSystemLibrariesRecursive(p.usesStaticLibraries, 8751 p.usesStaticLibrariesVersions, collected, collectedNames); 8752 } 8753 } 8754 } 8755 8756 private void findSharedNonSystemLibrariesRecursive(ArrayList<String> libs, int[] versions, 8757 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 8758 final int libNameCount = libs.size(); 8759 for (int i = 0; i < libNameCount; i++) { 8760 String libName = libs.get(i); 8761 int version = (versions != null && versions.length == libNameCount) 8762 ? versions[i] : PackageManager.VERSION_CODE_HIGHEST; 8763 PackageParser.Package libPkg = findSharedNonSystemLibrary(libName, version); 8764 if (libPkg != null) { 8765 findSharedNonSystemLibrariesRecursive(libPkg, collected, collectedNames); 8766 } 8767 } 8768 } 8769 8770 private PackageParser.Package findSharedNonSystemLibrary(String name, int version) { 8771 synchronized (mPackages) { 8772 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(name, version); 8773 if (libEntry != null) { 8774 return mPackages.get(libEntry.apk); 8775 } 8776 return null; 8777 } 8778 } 8779 8780 private SharedLibraryEntry getSharedLibraryEntryLPr(String name, int version) { 8781 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 8782 if (versionedLib == null) { 8783 return null; 8784 } 8785 return versionedLib.get(version); 8786 } 8787 8788 private SharedLibraryEntry getLatestSharedLibraVersionLPr(PackageParser.Package pkg) { 8789 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 8790 pkg.staticSharedLibName); 8791 if (versionedLib == null) { 8792 return null; 8793 } 8794 int previousLibVersion = -1; 8795 final int versionCount = versionedLib.size(); 8796 for (int i = 0; i < versionCount; i++) { 8797 final int libVersion = versionedLib.keyAt(i); 8798 if (libVersion < pkg.staticSharedLibVersion) { 8799 previousLibVersion = Math.max(previousLibVersion, libVersion); 8800 } 8801 } 8802 if (previousLibVersion >= 0) { 8803 return versionedLib.get(previousLibVersion); 8804 } 8805 return null; 8806 } 8807 8808 public void shutdown() { 8809 mPackageUsage.writeNow(mPackages); 8810 mCompilerStats.writeNow(); 8811 } 8812 8813 @Override 8814 public void dumpProfiles(String packageName) { 8815 PackageParser.Package pkg; 8816 synchronized (mPackages) { 8817 pkg = mPackages.get(packageName); 8818 if (pkg == null) { 8819 throw new IllegalArgumentException("Unknown package: " + packageName); 8820 } 8821 } 8822 /* Only the shell, root, or the app user should be able to dump profiles. */ 8823 int callingUid = Binder.getCallingUid(); 8824 if (callingUid != Process.SHELL_UID && 8825 callingUid != Process.ROOT_UID && 8826 callingUid != pkg.applicationInfo.uid) { 8827 throw new SecurityException("dumpProfiles"); 8828 } 8829 8830 synchronized (mInstallLock) { 8831 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dump profiles"); 8832 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 8833 try { 8834 List<String> allCodePaths = pkg.getAllCodePathsExcludingResourceOnly(); 8835 String codePaths = TextUtils.join(";", allCodePaths); 8836 mInstaller.dumpProfiles(sharedGid, packageName, codePaths); 8837 } catch (InstallerException e) { 8838 Slog.w(TAG, "Failed to dump profiles", e); 8839 } 8840 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8841 } 8842 } 8843 8844 @Override 8845 public void forceDexOpt(String packageName) { 8846 enforceSystemOrRoot("forceDexOpt"); 8847 8848 PackageParser.Package pkg; 8849 synchronized (mPackages) { 8850 pkg = mPackages.get(packageName); 8851 if (pkg == null) { 8852 throw new IllegalArgumentException("Unknown package: " + packageName); 8853 } 8854 } 8855 8856 synchronized (mInstallLock) { 8857 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 8858 8859 // Whoever is calling forceDexOpt wants a fully compiled package. 8860 // Don't use profiles since that may cause compilation to be skipped. 8861 final int res = performDexOptInternalWithDependenciesLI(pkg, 8862 false /* checkProfiles */, getCompilerFilterForReason(REASON_FORCED_DEXOPT), 8863 true /* force */); 8864 8865 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8866 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 8867 throw new IllegalStateException("Failed to dexopt: " + res); 8868 } 8869 } 8870 } 8871 8872 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 8873 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 8874 Slog.w(TAG, "Unable to update from " + oldPkg.name 8875 + " to " + newPkg.packageName 8876 + ": old package not in system partition"); 8877 return false; 8878 } else if (mPackages.get(oldPkg.name) != null) { 8879 Slog.w(TAG, "Unable to update from " + oldPkg.name 8880 + " to " + newPkg.packageName 8881 + ": old package still exists"); 8882 return false; 8883 } 8884 return true; 8885 } 8886 8887 void removeCodePathLI(File codePath) { 8888 if (codePath.isDirectory()) { 8889 try { 8890 mInstaller.rmPackageDir(codePath.getAbsolutePath()); 8891 } catch (InstallerException e) { 8892 Slog.w(TAG, "Failed to remove code path", e); 8893 } 8894 } else { 8895 codePath.delete(); 8896 } 8897 } 8898 8899 private int[] resolveUserIds(int userId) { 8900 return (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() : new int[] { userId }; 8901 } 8902 8903 private void clearAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 8904 if (pkg == null) { 8905 Slog.wtf(TAG, "Package was null!", new Throwable()); 8906 return; 8907 } 8908 clearAppDataLeafLIF(pkg, userId, flags); 8909 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8910 for (int i = 0; i < childCount; i++) { 8911 clearAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 8912 } 8913 } 8914 8915 private void clearAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 8916 final PackageSetting ps; 8917 synchronized (mPackages) { 8918 ps = mSettings.mPackages.get(pkg.packageName); 8919 } 8920 for (int realUserId : resolveUserIds(userId)) { 8921 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 8922 try { 8923 mInstaller.clearAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 8924 ceDataInode); 8925 } catch (InstallerException e) { 8926 Slog.w(TAG, String.valueOf(e)); 8927 } 8928 } 8929 } 8930 8931 private void destroyAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 8932 if (pkg == null) { 8933 Slog.wtf(TAG, "Package was null!", new Throwable()); 8934 return; 8935 } 8936 destroyAppDataLeafLIF(pkg, userId, flags); 8937 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8938 for (int i = 0; i < childCount; i++) { 8939 destroyAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 8940 } 8941 } 8942 8943 private void destroyAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 8944 final PackageSetting ps; 8945 synchronized (mPackages) { 8946 ps = mSettings.mPackages.get(pkg.packageName); 8947 } 8948 for (int realUserId : resolveUserIds(userId)) { 8949 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 8950 try { 8951 mInstaller.destroyAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 8952 ceDataInode); 8953 } catch (InstallerException e) { 8954 Slog.w(TAG, String.valueOf(e)); 8955 } 8956 mDexManager.notifyPackageDataDestroyed(pkg.packageName, userId); 8957 } 8958 } 8959 8960 private void destroyAppProfilesLIF(PackageParser.Package pkg, int userId) { 8961 if (pkg == null) { 8962 Slog.wtf(TAG, "Package was null!", new Throwable()); 8963 return; 8964 } 8965 destroyAppProfilesLeafLIF(pkg); 8966 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8967 for (int i = 0; i < childCount; i++) { 8968 destroyAppProfilesLeafLIF(pkg.childPackages.get(i)); 8969 } 8970 } 8971 8972 private void destroyAppProfilesLeafLIF(PackageParser.Package pkg) { 8973 try { 8974 mInstaller.destroyAppProfiles(pkg.packageName); 8975 } catch (InstallerException e) { 8976 Slog.w(TAG, String.valueOf(e)); 8977 } 8978 } 8979 8980 private void clearAppProfilesLIF(PackageParser.Package pkg, int userId) { 8981 if (pkg == null) { 8982 Slog.wtf(TAG, "Package was null!", new Throwable()); 8983 return; 8984 } 8985 clearAppProfilesLeafLIF(pkg); 8986 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8987 for (int i = 0; i < childCount; i++) { 8988 clearAppProfilesLeafLIF(pkg.childPackages.get(i)); 8989 } 8990 } 8991 8992 private void clearAppProfilesLeafLIF(PackageParser.Package pkg) { 8993 try { 8994 mInstaller.clearAppProfiles(pkg.packageName); 8995 } catch (InstallerException e) { 8996 Slog.w(TAG, String.valueOf(e)); 8997 } 8998 } 8999 9000 private void setInstallAndUpdateTime(PackageParser.Package pkg, long firstInstallTime, 9001 long lastUpdateTime) { 9002 // Set parent install/update time 9003 PackageSetting ps = (PackageSetting) pkg.mExtras; 9004 if (ps != null) { 9005 ps.firstInstallTime = firstInstallTime; 9006 ps.lastUpdateTime = lastUpdateTime; 9007 } 9008 // Set children install/update time 9009 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9010 for (int i = 0; i < childCount; i++) { 9011 PackageParser.Package childPkg = pkg.childPackages.get(i); 9012 ps = (PackageSetting) childPkg.mExtras; 9013 if (ps != null) { 9014 ps.firstInstallTime = firstInstallTime; 9015 ps.lastUpdateTime = lastUpdateTime; 9016 } 9017 } 9018 } 9019 9020 private void addSharedLibraryLPr(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 9021 PackageParser.Package changingLib) { 9022 if (file.path != null) { 9023 usesLibraryFiles.add(file.path); 9024 return; 9025 } 9026 PackageParser.Package p = mPackages.get(file.apk); 9027 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 9028 // If we are doing this while in the middle of updating a library apk, 9029 // then we need to make sure to use that new apk for determining the 9030 // dependencies here. (We haven't yet finished committing the new apk 9031 // to the package manager state.) 9032 if (p == null || p.packageName.equals(changingLib.packageName)) { 9033 p = changingLib; 9034 } 9035 } 9036 if (p != null) { 9037 usesLibraryFiles.addAll(p.getAllCodePaths()); 9038 } 9039 } 9040 9041 private void updateSharedLibrariesLPr(PackageParser.Package pkg, 9042 PackageParser.Package changingLib) throws PackageManagerException { 9043 if (pkg == null) { 9044 return; 9045 } 9046 ArraySet<String> usesLibraryFiles = null; 9047 if (pkg.usesLibraries != null) { 9048 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesLibraries, 9049 null, null, pkg.packageName, changingLib, true, null); 9050 } 9051 if (pkg.usesStaticLibraries != null) { 9052 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesStaticLibraries, 9053 pkg.usesStaticLibrariesVersions, pkg.usesStaticLibrariesCertDigests, 9054 pkg.packageName, changingLib, true, usesLibraryFiles); 9055 } 9056 if (pkg.usesOptionalLibraries != null) { 9057 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesOptionalLibraries, 9058 null, null, pkg.packageName, changingLib, false, usesLibraryFiles); 9059 } 9060 if (!ArrayUtils.isEmpty(usesLibraryFiles)) { 9061 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[usesLibraryFiles.size()]); 9062 } else { 9063 pkg.usesLibraryFiles = null; 9064 } 9065 } 9066 9067 private ArraySet<String> addSharedLibrariesLPw(@NonNull List<String> requestedLibraries, 9068 @Nullable int[] requiredVersions, @Nullable String[] requiredCertDigests, 9069 @NonNull String packageName, @Nullable PackageParser.Package changingLib, 9070 boolean required, @Nullable ArraySet<String> outUsedLibraries) 9071 throws PackageManagerException { 9072 final int libCount = requestedLibraries.size(); 9073 for (int i = 0; i < libCount; i++) { 9074 final String libName = requestedLibraries.get(i); 9075 final int libVersion = requiredVersions != null ? requiredVersions[i] 9076 : SharedLibraryInfo.VERSION_UNDEFINED; 9077 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(libName, libVersion); 9078 if (libEntry == null) { 9079 if (required) { 9080 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9081 "Package " + packageName + " requires unavailable shared library " 9082 + libName + "; failing!"); 9083 } else { 9084 Slog.w(TAG, "Package " + packageName 9085 + " desires unavailable shared library " 9086 + libName + "; ignoring!"); 9087 } 9088 } else { 9089 if (requiredVersions != null && requiredCertDigests != null) { 9090 if (libEntry.info.getVersion() != requiredVersions[i]) { 9091 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9092 "Package " + packageName + " requires unavailable static shared" 9093 + " library " + libName + " version " 9094 + libEntry.info.getVersion() + "; failing!"); 9095 } 9096 9097 PackageParser.Package libPkg = mPackages.get(libEntry.apk); 9098 if (libPkg == null) { 9099 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9100 "Package " + packageName + " requires unavailable static shared" 9101 + " library; failing!"); 9102 } 9103 9104 String expectedCertDigest = requiredCertDigests[i]; 9105 String libCertDigest = PackageUtils.computeCertSha256Digest( 9106 libPkg.mSignatures[0]); 9107 if (!libCertDigest.equalsIgnoreCase(expectedCertDigest)) { 9108 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9109 "Package " + packageName + " requires differently signed" + 9110 " static shared library; failing!"); 9111 } 9112 } 9113 9114 if (outUsedLibraries == null) { 9115 outUsedLibraries = new ArraySet<>(); 9116 } 9117 addSharedLibraryLPr(outUsedLibraries, libEntry, changingLib); 9118 } 9119 } 9120 return outUsedLibraries; 9121 } 9122 9123 private static boolean hasString(List<String> list, List<String> which) { 9124 if (list == null) { 9125 return false; 9126 } 9127 for (int i=list.size()-1; i>=0; i--) { 9128 for (int j=which.size()-1; j>=0; j--) { 9129 if (which.get(j).equals(list.get(i))) { 9130 return true; 9131 } 9132 } 9133 } 9134 return false; 9135 } 9136 9137 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 9138 PackageParser.Package changingPkg) { 9139 ArrayList<PackageParser.Package> res = null; 9140 for (PackageParser.Package pkg : mPackages.values()) { 9141 if (changingPkg != null 9142 && !hasString(pkg.usesLibraries, changingPkg.libraryNames) 9143 && !hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames) 9144 && !ArrayUtils.contains(pkg.usesStaticLibraries, 9145 changingPkg.staticSharedLibName)) { 9146 return null; 9147 } 9148 if (res == null) { 9149 res = new ArrayList<>(); 9150 } 9151 res.add(pkg); 9152 try { 9153 updateSharedLibrariesLPr(pkg, changingPkg); 9154 } catch (PackageManagerException e) { 9155 // If a system app update or an app and a required lib missing we 9156 // delete the package and for updated system apps keep the data as 9157 // it is better for the user to reinstall than to be in an limbo 9158 // state. Also libs disappearing under an app should never happen 9159 // - just in case. 9160 if (!pkg.isSystemApp() || pkg.isUpdatedSystemApp()) { 9161 final int flags = pkg.isUpdatedSystemApp() 9162 ? PackageManager.DELETE_KEEP_DATA : 0; 9163 deletePackageLIF(pkg.packageName, null, true, sUserManager.getUserIds(), 9164 flags , null, true, null); 9165 } 9166 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 9167 } 9168 } 9169 return res; 9170 } 9171 9172 /** 9173 * Derive the value of the {@code cpuAbiOverride} based on the provided 9174 * value and an optional stored value from the package settings. 9175 */ 9176 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 9177 String cpuAbiOverride = null; 9178 9179 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 9180 cpuAbiOverride = null; 9181 } else if (abiOverride != null) { 9182 cpuAbiOverride = abiOverride; 9183 } else if (settings != null) { 9184 cpuAbiOverride = settings.cpuAbiOverrideString; 9185 } 9186 9187 return cpuAbiOverride; 9188 } 9189 9190 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, 9191 final int policyFlags, int scanFlags, long currentTime, @Nullable UserHandle user) 9192 throws PackageManagerException { 9193 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 9194 // If the package has children and this is the first dive in the function 9195 // we recursively scan the package with the SCAN_CHECK_ONLY flag set to see 9196 // whether all packages (parent and children) would be successfully scanned 9197 // before the actual scan since scanning mutates internal state and we want 9198 // to atomically install the package and its children. 9199 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 9200 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 9201 scanFlags |= SCAN_CHECK_ONLY; 9202 } 9203 } else { 9204 scanFlags &= ~SCAN_CHECK_ONLY; 9205 } 9206 9207 final PackageParser.Package scannedPkg; 9208 try { 9209 // Scan the parent 9210 scannedPkg = scanPackageLI(pkg, policyFlags, scanFlags, currentTime, user); 9211 // Scan the children 9212 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9213 for (int i = 0; i < childCount; i++) { 9214 PackageParser.Package childPkg = pkg.childPackages.get(i); 9215 scanPackageLI(childPkg, policyFlags, 9216 scanFlags, currentTime, user); 9217 } 9218 } finally { 9219 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9220 } 9221 9222 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9223 return scanPackageTracedLI(pkg, policyFlags, scanFlags, currentTime, user); 9224 } 9225 9226 return scannedPkg; 9227 } 9228 9229 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, final int policyFlags, 9230 int scanFlags, long currentTime, @Nullable UserHandle user) 9231 throws PackageManagerException { 9232 boolean success = false; 9233 try { 9234 final PackageParser.Package res = scanPackageDirtyLI(pkg, policyFlags, scanFlags, 9235 currentTime, user); 9236 success = true; 9237 return res; 9238 } finally { 9239 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 9240 // DELETE_DATA_ON_FAILURES is only used by frozen paths 9241 destroyAppDataLIF(pkg, UserHandle.USER_ALL, 9242 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 9243 destroyAppProfilesLIF(pkg, UserHandle.USER_ALL); 9244 } 9245 } 9246 } 9247 9248 /** 9249 * Returns {@code true} if the given file contains code. Otherwise {@code false}. 9250 */ 9251 private static boolean apkHasCode(String fileName) { 9252 StrictJarFile jarFile = null; 9253 try { 9254 jarFile = new StrictJarFile(fileName, 9255 false /*verify*/, false /*signatureSchemeRollbackProtectionsEnforced*/); 9256 return jarFile.findEntry("classes.dex") != null; 9257 } catch (IOException ignore) { 9258 } finally { 9259 try { 9260 if (jarFile != null) { 9261 jarFile.close(); 9262 } 9263 } catch (IOException ignore) {} 9264 } 9265 return false; 9266 } 9267 9268 /** 9269 * Enforces code policy for the package. This ensures that if an APK has 9270 * declared hasCode="true" in its manifest that the APK actually contains 9271 * code. 9272 * 9273 * @throws PackageManagerException If bytecode could not be found when it should exist 9274 */ 9275 private static void assertCodePolicy(PackageParser.Package pkg) 9276 throws PackageManagerException { 9277 final boolean shouldHaveCode = 9278 (pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) != 0; 9279 if (shouldHaveCode && !apkHasCode(pkg.baseCodePath)) { 9280 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 9281 "Package " + pkg.baseCodePath + " code is missing"); 9282 } 9283 9284 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 9285 for (int i = 0; i < pkg.splitCodePaths.length; i++) { 9286 final boolean splitShouldHaveCode = 9287 (pkg.splitFlags[i] & ApplicationInfo.FLAG_HAS_CODE) != 0; 9288 if (splitShouldHaveCode && !apkHasCode(pkg.splitCodePaths[i])) { 9289 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 9290 "Package " + pkg.splitCodePaths[i] + " code is missing"); 9291 } 9292 } 9293 } 9294 } 9295 9296 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, 9297 final int policyFlags, final int scanFlags, long currentTime, @Nullable UserHandle user) 9298 throws PackageManagerException { 9299 if (DEBUG_PACKAGE_SCANNING) { 9300 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 9301 Log.d(TAG, "Scanning package " + pkg.packageName); 9302 } 9303 9304 applyPolicy(pkg, policyFlags); 9305 9306 assertPackageIsValid(pkg, policyFlags, scanFlags); 9307 9308 // Initialize package source and resource directories 9309 final File scanFile = new File(pkg.codePath); 9310 final File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 9311 final File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 9312 9313 SharedUserSetting suid = null; 9314 PackageSetting pkgSetting = null; 9315 9316 // Getting the package setting may have a side-effect, so if we 9317 // are only checking if scan would succeed, stash a copy of the 9318 // old setting to restore at the end. 9319 PackageSetting nonMutatedPs = null; 9320 9321 // We keep references to the derived CPU Abis from settings in oder to reuse 9322 // them in the case where we're not upgrading or booting for the first time. 9323 String primaryCpuAbiFromSettings = null; 9324 String secondaryCpuAbiFromSettings = null; 9325 9326 // writer 9327 synchronized (mPackages) { 9328 if (pkg.mSharedUserId != null) { 9329 // SIDE EFFECTS; may potentially allocate a new shared user 9330 suid = mSettings.getSharedUserLPw( 9331 pkg.mSharedUserId, 0 /*pkgFlags*/, 0 /*pkgPrivateFlags*/, true /*create*/); 9332 if (DEBUG_PACKAGE_SCANNING) { 9333 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 9334 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 9335 + "): packages=" + suid.packages); 9336 } 9337 } 9338 9339 // Check if we are renaming from an original package name. 9340 PackageSetting origPackage = null; 9341 String realName = null; 9342 if (pkg.mOriginalPackages != null) { 9343 // This package may need to be renamed to a previously 9344 // installed name. Let's check on that... 9345 final String renamed = mSettings.getRenamedPackageLPr(pkg.mRealPackage); 9346 if (pkg.mOriginalPackages.contains(renamed)) { 9347 // This package had originally been installed as the 9348 // original name, and we have already taken care of 9349 // transitioning to the new one. Just update the new 9350 // one to continue using the old name. 9351 realName = pkg.mRealPackage; 9352 if (!pkg.packageName.equals(renamed)) { 9353 // Callers into this function may have already taken 9354 // care of renaming the package; only do it here if 9355 // it is not already done. 9356 pkg.setPackageName(renamed); 9357 } 9358 } else { 9359 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 9360 if ((origPackage = mSettings.getPackageLPr( 9361 pkg.mOriginalPackages.get(i))) != null) { 9362 // We do have the package already installed under its 9363 // original name... should we use it? 9364 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 9365 // New package is not compatible with original. 9366 origPackage = null; 9367 continue; 9368 } else if (origPackage.sharedUser != null) { 9369 // Make sure uid is compatible between packages. 9370 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 9371 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 9372 + " to " + pkg.packageName + ": old uid " 9373 + origPackage.sharedUser.name 9374 + " differs from " + pkg.mSharedUserId); 9375 origPackage = null; 9376 continue; 9377 } 9378 // TODO: Add case when shared user id is added [b/28144775] 9379 } else { 9380 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 9381 + pkg.packageName + " to old name " + origPackage.name); 9382 } 9383 break; 9384 } 9385 } 9386 } 9387 } 9388 9389 if (mTransferedPackages.contains(pkg.packageName)) { 9390 Slog.w(TAG, "Package " + pkg.packageName 9391 + " was transferred to another, but its .apk remains"); 9392 } 9393 9394 // See comments in nonMutatedPs declaration 9395 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9396 PackageSetting foundPs = mSettings.getPackageLPr(pkg.packageName); 9397 if (foundPs != null) { 9398 nonMutatedPs = new PackageSetting(foundPs); 9399 } 9400 } 9401 9402 if ((scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) == 0) { 9403 PackageSetting foundPs = mSettings.getPackageLPr(pkg.packageName); 9404 if (foundPs != null) { 9405 primaryCpuAbiFromSettings = foundPs.primaryCpuAbiString; 9406 secondaryCpuAbiFromSettings = foundPs.secondaryCpuAbiString; 9407 } 9408 } 9409 9410 pkgSetting = mSettings.getPackageLPr(pkg.packageName); 9411 if (pkgSetting != null && pkgSetting.sharedUser != suid) { 9412 PackageManagerService.reportSettingsProblem(Log.WARN, 9413 "Package " + pkg.packageName + " shared user changed from " 9414 + (pkgSetting.sharedUser != null 9415 ? pkgSetting.sharedUser.name : "<nothing>") 9416 + " to " 9417 + (suid != null ? suid.name : "<nothing>") 9418 + "; replacing with new"); 9419 pkgSetting = null; 9420 } 9421 final PackageSetting oldPkgSetting = 9422 pkgSetting == null ? null : new PackageSetting(pkgSetting); 9423 final PackageSetting disabledPkgSetting = 9424 mSettings.getDisabledSystemPkgLPr(pkg.packageName); 9425 9426 String[] usesStaticLibraries = null; 9427 if (pkg.usesStaticLibraries != null) { 9428 usesStaticLibraries = new String[pkg.usesStaticLibraries.size()]; 9429 pkg.usesStaticLibraries.toArray(usesStaticLibraries); 9430 } 9431 9432 if (pkgSetting == null) { 9433 final String parentPackageName = (pkg.parentPackage != null) 9434 ? pkg.parentPackage.packageName : null; 9435 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 9436 // REMOVE SharedUserSetting from method; update in a separate call 9437 pkgSetting = Settings.createNewSetting(pkg.packageName, origPackage, 9438 disabledPkgSetting, realName, suid, destCodeFile, destResourceFile, 9439 pkg.applicationInfo.nativeLibraryRootDir, pkg.applicationInfo.primaryCpuAbi, 9440 pkg.applicationInfo.secondaryCpuAbi, pkg.mVersionCode, 9441 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, user, 9442 true /*allowInstall*/, instantApp, parentPackageName, 9443 pkg.getChildPackageNames(), UserManagerService.getInstance(), 9444 usesStaticLibraries, pkg.usesStaticLibrariesVersions); 9445 // SIDE EFFECTS; updates system state; move elsewhere 9446 if (origPackage != null) { 9447 mSettings.addRenamedPackageLPw(pkg.packageName, origPackage.name); 9448 } 9449 mSettings.addUserToSettingLPw(pkgSetting); 9450 } else { 9451 // REMOVE SharedUserSetting from method; update in a separate call. 9452 // 9453 // TODO(narayan): This update is bogus. nativeLibraryDir & primaryCpuAbi, 9454 // secondaryCpuAbi are not known at this point so we always update them 9455 // to null here, only to reset them at a later point. 9456 Settings.updatePackageSetting(pkgSetting, disabledPkgSetting, suid, destCodeFile, 9457 pkg.applicationInfo.nativeLibraryDir, pkg.applicationInfo.primaryCpuAbi, 9458 pkg.applicationInfo.secondaryCpuAbi, pkg.applicationInfo.flags, 9459 pkg.applicationInfo.privateFlags, pkg.getChildPackageNames(), 9460 UserManagerService.getInstance(), usesStaticLibraries, 9461 pkg.usesStaticLibrariesVersions); 9462 } 9463 // SIDE EFFECTS; persists system state to files on disk; move elsewhere 9464 mSettings.writeUserRestrictionsLPw(pkgSetting, oldPkgSetting); 9465 9466 // SIDE EFFECTS; modifies system state; move elsewhere 9467 if (pkgSetting.origPackage != null) { 9468 // If we are first transitioning from an original package, 9469 // fix up the new package's name now. We need to do this after 9470 // looking up the package under its new name, so getPackageLP 9471 // can take care of fiddling things correctly. 9472 pkg.setPackageName(origPackage.name); 9473 9474 // File a report about this. 9475 String msg = "New package " + pkgSetting.realName 9476 + " renamed to replace old package " + pkgSetting.name; 9477 reportSettingsProblem(Log.WARN, msg); 9478 9479 // Make a note of it. 9480 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 9481 mTransferedPackages.add(origPackage.name); 9482 } 9483 9484 // No longer need to retain this. 9485 pkgSetting.origPackage = null; 9486 } 9487 9488 // SIDE EFFECTS; modifies system state; move elsewhere 9489 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && realName != null) { 9490 // Make a note of it. 9491 mTransferedPackages.add(pkg.packageName); 9492 } 9493 9494 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 9495 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 9496 } 9497 9498 if ((scanFlags & SCAN_BOOTING) == 0 9499 && (policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9500 // Check all shared libraries and map to their actual file path. 9501 // We only do this here for apps not on a system dir, because those 9502 // are the only ones that can fail an install due to this. We 9503 // will take care of the system apps by updating all of their 9504 // library paths after the scan is done. Also during the initial 9505 // scan don't update any libs as we do this wholesale after all 9506 // apps are scanned to avoid dependency based scanning. 9507 updateSharedLibrariesLPr(pkg, null); 9508 } 9509 9510 if (mFoundPolicyFile) { 9511 SELinuxMMAC.assignSeInfoValue(pkg); 9512 } 9513 pkg.applicationInfo.uid = pkgSetting.appId; 9514 pkg.mExtras = pkgSetting; 9515 9516 9517 // Static shared libs have same package with different versions where 9518 // we internally use a synthetic package name to allow multiple versions 9519 // of the same package, therefore we need to compare signatures against 9520 // the package setting for the latest library version. 9521 PackageSetting signatureCheckPs = pkgSetting; 9522 if (pkg.applicationInfo.isStaticSharedLibrary()) { 9523 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 9524 if (libraryEntry != null) { 9525 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 9526 } 9527 } 9528 9529 if (shouldCheckUpgradeKeySetLP(signatureCheckPs, scanFlags)) { 9530 if (checkUpgradeKeySetLP(signatureCheckPs, pkg)) { 9531 // We just determined the app is signed correctly, so bring 9532 // over the latest parsed certs. 9533 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9534 } else { 9535 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9536 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 9537 "Package " + pkg.packageName + " upgrade keys do not match the " 9538 + "previously installed version"); 9539 } else { 9540 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9541 String msg = "System package " + pkg.packageName 9542 + " signature changed; retaining data."; 9543 reportSettingsProblem(Log.WARN, msg); 9544 } 9545 } 9546 } else { 9547 try { 9548 // SIDE EFFECTS; compareSignaturesCompat() changes KeysetManagerService 9549 verifySignaturesLP(signatureCheckPs, pkg); 9550 // We just determined the app is signed correctly, so bring 9551 // over the latest parsed certs. 9552 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9553 } catch (PackageManagerException e) { 9554 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9555 throw e; 9556 } 9557 // The signature has changed, but this package is in the system 9558 // image... let's recover! 9559 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9560 // However... if this package is part of a shared user, but it 9561 // doesn't match the signature of the shared user, let's fail. 9562 // What this means is that you can't change the signatures 9563 // associated with an overall shared user, which doesn't seem all 9564 // that unreasonable. 9565 if (signatureCheckPs.sharedUser != null) { 9566 if (compareSignatures(signatureCheckPs.sharedUser.signatures.mSignatures, 9567 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 9568 throw new PackageManagerException( 9569 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 9570 "Signature mismatch for shared user: " 9571 + pkgSetting.sharedUser); 9572 } 9573 } 9574 // File a report about this. 9575 String msg = "System package " + pkg.packageName 9576 + " signature changed; retaining data."; 9577 reportSettingsProblem(Log.WARN, msg); 9578 } 9579 } 9580 9581 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && pkg.mAdoptPermissions != null) { 9582 // This package wants to adopt ownership of permissions from 9583 // another package. 9584 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 9585 final String origName = pkg.mAdoptPermissions.get(i); 9586 final PackageSetting orig = mSettings.getPackageLPr(origName); 9587 if (orig != null) { 9588 if (verifyPackageUpdateLPr(orig, pkg)) { 9589 Slog.i(TAG, "Adopting permissions from " + origName + " to " 9590 + pkg.packageName); 9591 // SIDE EFFECTS; updates permissions system state; move elsewhere 9592 mSettings.transferPermissionsLPw(origName, pkg.packageName); 9593 } 9594 } 9595 } 9596 } 9597 } 9598 9599 pkg.applicationInfo.processName = fixProcessName( 9600 pkg.applicationInfo.packageName, 9601 pkg.applicationInfo.processName); 9602 9603 if (pkg != mPlatformPackage) { 9604 // Get all of our default paths setup 9605 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 9606 } 9607 9608 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 9609 9610 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 9611 if ((scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) != 0) { 9612 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "derivePackageAbi"); 9613 derivePackageAbi( 9614 pkg, scanFile, cpuAbiOverride, true /*extractLibs*/, mAppLib32InstallDir); 9615 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9616 9617 // Some system apps still use directory structure for native libraries 9618 // in which case we might end up not detecting abi solely based on apk 9619 // structure. Try to detect abi based on directory structure. 9620 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 9621 pkg.applicationInfo.primaryCpuAbi == null) { 9622 setBundledAppAbisAndRoots(pkg, pkgSetting); 9623 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 9624 } 9625 } else { 9626 // This is not a first boot or an upgrade, don't bother deriving the 9627 // ABI during the scan. Instead, trust the value that was stored in the 9628 // package setting. 9629 pkg.applicationInfo.primaryCpuAbi = primaryCpuAbiFromSettings; 9630 pkg.applicationInfo.secondaryCpuAbi = secondaryCpuAbiFromSettings; 9631 9632 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 9633 9634 if (DEBUG_ABI_SELECTION) { 9635 Slog.i(TAG, "Using ABIS and native lib paths from settings : " + 9636 pkg.packageName + " " + pkg.applicationInfo.primaryCpuAbi + ", " + 9637 pkg.applicationInfo.secondaryCpuAbi); 9638 } 9639 } 9640 } else { 9641 if ((scanFlags & SCAN_MOVE) != 0) { 9642 // We haven't run dex-opt for this move (since we've moved the compiled output too) 9643 // but we already have this packages package info in the PackageSetting. We just 9644 // use that and derive the native library path based on the new codepath. 9645 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 9646 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 9647 } 9648 9649 // Set native library paths again. For moves, the path will be updated based on the 9650 // ABIs we've determined above. For non-moves, the path will be updated based on the 9651 // ABIs we determined during compilation, but the path will depend on the final 9652 // package path (after the rename away from the stage path). 9653 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 9654 } 9655 9656 // This is a special case for the "system" package, where the ABI is 9657 // dictated by the zygote configuration (and init.rc). We should keep track 9658 // of this ABI so that we can deal with "normal" applications that run under 9659 // the same UID correctly. 9660 if (mPlatformPackage == pkg) { 9661 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 9662 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 9663 } 9664 9665 // If there's a mismatch between the abi-override in the package setting 9666 // and the abiOverride specified for the install. Warn about this because we 9667 // would've already compiled the app without taking the package setting into 9668 // account. 9669 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 9670 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 9671 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 9672 " for package " + pkg.packageName); 9673 } 9674 } 9675 9676 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 9677 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 9678 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 9679 9680 // Copy the derived override back to the parsed package, so that we can 9681 // update the package settings accordingly. 9682 pkg.cpuAbiOverride = cpuAbiOverride; 9683 9684 if (DEBUG_ABI_SELECTION) { 9685 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 9686 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 9687 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 9688 } 9689 9690 // Push the derived path down into PackageSettings so we know what to 9691 // clean up at uninstall time. 9692 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 9693 9694 if (DEBUG_ABI_SELECTION) { 9695 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 9696 " primary=" + pkg.applicationInfo.primaryCpuAbi + 9697 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 9698 } 9699 9700 // SIDE EFFECTS; removes DEX files from disk; move elsewhere 9701 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 9702 // We don't do this here during boot because we can do it all 9703 // at once after scanning all existing packages. 9704 // 9705 // We also do this *before* we perform dexopt on this package, so that 9706 // we can avoid redundant dexopts, and also to make sure we've got the 9707 // code and package path correct. 9708 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, pkg); 9709 } 9710 9711 if (mFactoryTest && pkg.requestedPermissions.contains( 9712 android.Manifest.permission.FACTORY_TEST)) { 9713 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 9714 } 9715 9716 if (isSystemApp(pkg)) { 9717 pkgSetting.isOrphaned = true; 9718 } 9719 9720 // Take care of first install / last update times. 9721 final long scanFileTime = getLastModifiedTime(pkg, scanFile); 9722 if (currentTime != 0) { 9723 if (pkgSetting.firstInstallTime == 0) { 9724 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 9725 } else if ((scanFlags & SCAN_UPDATE_TIME) != 0) { 9726 pkgSetting.lastUpdateTime = currentTime; 9727 } 9728 } else if (pkgSetting.firstInstallTime == 0) { 9729 // We need *something*. Take time time stamp of the file. 9730 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 9731 } else if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 9732 if (scanFileTime != pkgSetting.timeStamp) { 9733 // A package on the system image has changed; consider this 9734 // to be an update. 9735 pkgSetting.lastUpdateTime = scanFileTime; 9736 } 9737 } 9738 pkgSetting.setTimeStamp(scanFileTime); 9739 9740 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9741 if (nonMutatedPs != null) { 9742 synchronized (mPackages) { 9743 mSettings.mPackages.put(nonMutatedPs.name, nonMutatedPs); 9744 } 9745 } 9746 } else { 9747 final int userId = user == null ? 0 : user.getIdentifier(); 9748 // Modify state for the given package setting 9749 commitPackageSettings(pkg, pkgSetting, user, scanFlags, 9750 (policyFlags & PackageParser.PARSE_CHATTY) != 0 /*chatty*/); 9751 if (pkgSetting.getInstantApp(userId)) { 9752 mInstantAppRegistry.addInstantAppLPw(userId, pkgSetting.appId); 9753 } 9754 } 9755 return pkg; 9756 } 9757 9758 /** 9759 * Applies policy to the parsed package based upon the given policy flags. 9760 * Ensures the package is in a good state. 9761 * <p> 9762 * Implementation detail: This method must NOT have any side effect. It would 9763 * ideally be static, but, it requires locks to read system state. 9764 */ 9765 private void applyPolicy(PackageParser.Package pkg, int policyFlags) { 9766 if ((policyFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 9767 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 9768 if (pkg.applicationInfo.isDirectBootAware()) { 9769 // we're direct boot aware; set for all components 9770 for (PackageParser.Service s : pkg.services) { 9771 s.info.encryptionAware = s.info.directBootAware = true; 9772 } 9773 for (PackageParser.Provider p : pkg.providers) { 9774 p.info.encryptionAware = p.info.directBootAware = true; 9775 } 9776 for (PackageParser.Activity a : pkg.activities) { 9777 a.info.encryptionAware = a.info.directBootAware = true; 9778 } 9779 for (PackageParser.Activity r : pkg.receivers) { 9780 r.info.encryptionAware = r.info.directBootAware = true; 9781 } 9782 } 9783 } else { 9784 // Only allow system apps to be flagged as core apps. 9785 pkg.coreApp = false; 9786 // clear flags not applicable to regular apps 9787 pkg.applicationInfo.privateFlags &= 9788 ~ApplicationInfo.PRIVATE_FLAG_DEFAULT_TO_DEVICE_PROTECTED_STORAGE; 9789 pkg.applicationInfo.privateFlags &= 9790 ~ApplicationInfo.PRIVATE_FLAG_DIRECT_BOOT_AWARE; 9791 } 9792 pkg.mTrustedOverlay = (policyFlags&PackageParser.PARSE_TRUSTED_OVERLAY) != 0; 9793 9794 if ((policyFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 9795 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 9796 } 9797 9798 if (!isSystemApp(pkg)) { 9799 // Only system apps can use these features. 9800 pkg.mOriginalPackages = null; 9801 pkg.mRealPackage = null; 9802 pkg.mAdoptPermissions = null; 9803 } 9804 } 9805 9806 /** 9807 * Asserts the parsed package is valid according to the given policy. If the 9808 * package is invalid, for whatever reason, throws {@link PackageManagerException}. 9809 * <p> 9810 * Implementation detail: This method must NOT have any side effects. It would 9811 * ideally be static, but, it requires locks to read system state. 9812 * 9813 * @throws PackageManagerException If the package fails any of the validation checks 9814 */ 9815 private void assertPackageIsValid(PackageParser.Package pkg, int policyFlags, int scanFlags) 9816 throws PackageManagerException { 9817 if ((policyFlags & PackageParser.PARSE_ENFORCE_CODE) != 0) { 9818 assertCodePolicy(pkg); 9819 } 9820 9821 if (pkg.applicationInfo.getCodePath() == null || 9822 pkg.applicationInfo.getResourcePath() == null) { 9823 // Bail out. The resource and code paths haven't been set. 9824 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 9825 "Code and resource paths haven't been set correctly"); 9826 } 9827 9828 // Make sure we're not adding any bogus keyset info 9829 KeySetManagerService ksms = mSettings.mKeySetManagerService; 9830 ksms.assertScannedPackageValid(pkg); 9831 9832 synchronized (mPackages) { 9833 // The special "android" package can only be defined once 9834 if (pkg.packageName.equals("android")) { 9835 if (mAndroidApplication != null) { 9836 Slog.w(TAG, "*************************************************"); 9837 Slog.w(TAG, "Core android package being redefined. Skipping."); 9838 Slog.w(TAG, " codePath=" + pkg.codePath); 9839 Slog.w(TAG, "*************************************************"); 9840 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 9841 "Core android package being redefined. Skipping."); 9842 } 9843 } 9844 9845 // A package name must be unique; don't allow duplicates 9846 if (mPackages.containsKey(pkg.packageName)) { 9847 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 9848 "Application package " + pkg.packageName 9849 + " already installed. Skipping duplicate."); 9850 } 9851 9852 if (pkg.applicationInfo.isStaticSharedLibrary()) { 9853 // Static libs have a synthetic package name containing the version 9854 // but we still want the base name to be unique. 9855 if (mPackages.containsKey(pkg.manifestPackageName)) { 9856 throw new PackageManagerException( 9857 "Duplicate static shared lib provider package"); 9858 } 9859 9860 // Static shared libraries should have at least O target SDK 9861 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.O) { 9862 throw new PackageManagerException( 9863 "Packages declaring static-shared libs must target O SDK or higher"); 9864 } 9865 9866 // Package declaring static a shared lib cannot be instant apps 9867 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 9868 throw new PackageManagerException( 9869 "Packages declaring static-shared libs cannot be instant apps"); 9870 } 9871 9872 // Package declaring static a shared lib cannot be renamed since the package 9873 // name is synthetic and apps can't code around package manager internals. 9874 if (!ArrayUtils.isEmpty(pkg.mOriginalPackages)) { 9875 throw new PackageManagerException( 9876 "Packages declaring static-shared libs cannot be renamed"); 9877 } 9878 9879 // Package declaring static a shared lib cannot declare child packages 9880 if (!ArrayUtils.isEmpty(pkg.childPackages)) { 9881 throw new PackageManagerException( 9882 "Packages declaring static-shared libs cannot have child packages"); 9883 } 9884 9885 // Package declaring static a shared lib cannot declare dynamic libs 9886 if (!ArrayUtils.isEmpty(pkg.libraryNames)) { 9887 throw new PackageManagerException( 9888 "Packages declaring static-shared libs cannot declare dynamic libs"); 9889 } 9890 9891 // Package declaring static a shared lib cannot declare shared users 9892 if (pkg.mSharedUserId != null) { 9893 throw new PackageManagerException( 9894 "Packages declaring static-shared libs cannot declare shared users"); 9895 } 9896 9897 // Static shared libs cannot declare activities 9898 if (!pkg.activities.isEmpty()) { 9899 throw new PackageManagerException( 9900 "Static shared libs cannot declare activities"); 9901 } 9902 9903 // Static shared libs cannot declare services 9904 if (!pkg.services.isEmpty()) { 9905 throw new PackageManagerException( 9906 "Static shared libs cannot declare services"); 9907 } 9908 9909 // Static shared libs cannot declare providers 9910 if (!pkg.providers.isEmpty()) { 9911 throw new PackageManagerException( 9912 "Static shared libs cannot declare content providers"); 9913 } 9914 9915 // Static shared libs cannot declare receivers 9916 if (!pkg.receivers.isEmpty()) { 9917 throw new PackageManagerException( 9918 "Static shared libs cannot declare broadcast receivers"); 9919 } 9920 9921 // Static shared libs cannot declare permission groups 9922 if (!pkg.permissionGroups.isEmpty()) { 9923 throw new PackageManagerException( 9924 "Static shared libs cannot declare permission groups"); 9925 } 9926 9927 // Static shared libs cannot declare permissions 9928 if (!pkg.permissions.isEmpty()) { 9929 throw new PackageManagerException( 9930 "Static shared libs cannot declare permissions"); 9931 } 9932 9933 // Static shared libs cannot declare protected broadcasts 9934 if (pkg.protectedBroadcasts != null) { 9935 throw new PackageManagerException( 9936 "Static shared libs cannot declare protected broadcasts"); 9937 } 9938 9939 // Static shared libs cannot be overlay targets 9940 if (pkg.mOverlayTarget != null) { 9941 throw new PackageManagerException( 9942 "Static shared libs cannot be overlay targets"); 9943 } 9944 9945 // The version codes must be ordered as lib versions 9946 int minVersionCode = Integer.MIN_VALUE; 9947 int maxVersionCode = Integer.MAX_VALUE; 9948 9949 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 9950 pkg.staticSharedLibName); 9951 if (versionedLib != null) { 9952 final int versionCount = versionedLib.size(); 9953 for (int i = 0; i < versionCount; i++) { 9954 SharedLibraryInfo libInfo = versionedLib.valueAt(i).info; 9955 // TODO: We will change version code to long, so in the new API it is long 9956 final int libVersionCode = (int) libInfo.getDeclaringPackage() 9957 .getVersionCode(); 9958 if (libInfo.getVersion() < pkg.staticSharedLibVersion) { 9959 minVersionCode = Math.max(minVersionCode, libVersionCode + 1); 9960 } else if (libInfo.getVersion() > pkg.staticSharedLibVersion) { 9961 maxVersionCode = Math.min(maxVersionCode, libVersionCode - 1); 9962 } else { 9963 minVersionCode = maxVersionCode = libVersionCode; 9964 break; 9965 } 9966 } 9967 } 9968 if (pkg.mVersionCode < minVersionCode || pkg.mVersionCode > maxVersionCode) { 9969 throw new PackageManagerException("Static shared" 9970 + " lib version codes must be ordered as lib versions"); 9971 } 9972 } 9973 9974 // Only privileged apps and updated privileged apps can add child packages. 9975 if (pkg.childPackages != null && !pkg.childPackages.isEmpty()) { 9976 if ((policyFlags & PARSE_IS_PRIVILEGED) == 0) { 9977 throw new PackageManagerException("Only privileged apps can add child " 9978 + "packages. Ignoring package " + pkg.packageName); 9979 } 9980 final int childCount = pkg.childPackages.size(); 9981 for (int i = 0; i < childCount; i++) { 9982 PackageParser.Package childPkg = pkg.childPackages.get(i); 9983 if (mSettings.hasOtherDisabledSystemPkgWithChildLPr(pkg.packageName, 9984 childPkg.packageName)) { 9985 throw new PackageManagerException("Can't override child of " 9986 + "another disabled app. Ignoring package " + pkg.packageName); 9987 } 9988 } 9989 } 9990 9991 // If we're only installing presumed-existing packages, require that the 9992 // scanned APK is both already known and at the path previously established 9993 // for it. Previously unknown packages we pick up normally, but if we have an 9994 // a priori expectation about this package's install presence, enforce it. 9995 // With a singular exception for new system packages. When an OTA contains 9996 // a new system package, we allow the codepath to change from a system location 9997 // to the user-installed location. If we don't allow this change, any newer, 9998 // user-installed version of the application will be ignored. 9999 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 10000 if (mExpectingBetter.containsKey(pkg.packageName)) { 10001 logCriticalInfo(Log.WARN, 10002 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 10003 } else { 10004 PackageSetting known = mSettings.getPackageLPr(pkg.packageName); 10005 if (known != null) { 10006 if (DEBUG_PACKAGE_SCANNING) { 10007 Log.d(TAG, "Examining " + pkg.codePath 10008 + " and requiring known paths " + known.codePathString 10009 + " & " + known.resourcePathString); 10010 } 10011 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 10012 || !pkg.applicationInfo.getResourcePath().equals( 10013 known.resourcePathString)) { 10014 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 10015 "Application package " + pkg.packageName 10016 + " found at " + pkg.applicationInfo.getCodePath() 10017 + " but expected at " + known.codePathString 10018 + "; ignoring."); 10019 } 10020 } 10021 } 10022 } 10023 10024 // Verify that this new package doesn't have any content providers 10025 // that conflict with existing packages. Only do this if the 10026 // package isn't already installed, since we don't want to break 10027 // things that are installed. 10028 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 10029 final int N = pkg.providers.size(); 10030 int i; 10031 for (i=0; i<N; i++) { 10032 PackageParser.Provider p = pkg.providers.get(i); 10033 if (p.info.authority != null) { 10034 String names[] = p.info.authority.split(";"); 10035 for (int j = 0; j < names.length; j++) { 10036 if (mProvidersByAuthority.containsKey(names[j])) { 10037 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 10038 final String otherPackageName = 10039 ((other != null && other.getComponentName() != null) ? 10040 other.getComponentName().getPackageName() : "?"); 10041 throw new PackageManagerException( 10042 INSTALL_FAILED_CONFLICTING_PROVIDER, 10043 "Can't install because provider name " + names[j] 10044 + " (in package " + pkg.applicationInfo.packageName 10045 + ") is already used by " + otherPackageName); 10046 } 10047 } 10048 } 10049 } 10050 } 10051 } 10052 } 10053 10054 private boolean addSharedLibraryLPw(String path, String apk, String name, int version, 10055 int type, String declaringPackageName, int declaringVersionCode) { 10056 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 10057 if (versionedLib == null) { 10058 versionedLib = new SparseArray<>(); 10059 mSharedLibraries.put(name, versionedLib); 10060 if (type == SharedLibraryInfo.TYPE_STATIC) { 10061 mStaticLibsByDeclaringPackage.put(declaringPackageName, versionedLib); 10062 } 10063 } else if (versionedLib.indexOfKey(version) >= 0) { 10064 return false; 10065 } 10066 SharedLibraryEntry libEntry = new SharedLibraryEntry(path, apk, name, 10067 version, type, declaringPackageName, declaringVersionCode); 10068 versionedLib.put(version, libEntry); 10069 return true; 10070 } 10071 10072 private boolean removeSharedLibraryLPw(String name, int version) { 10073 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 10074 if (versionedLib == null) { 10075 return false; 10076 } 10077 final int libIdx = versionedLib.indexOfKey(version); 10078 if (libIdx < 0) { 10079 return false; 10080 } 10081 SharedLibraryEntry libEntry = versionedLib.valueAt(libIdx); 10082 versionedLib.remove(version); 10083 if (versionedLib.size() <= 0) { 10084 mSharedLibraries.remove(name); 10085 if (libEntry.info.getType() == SharedLibraryInfo.TYPE_STATIC) { 10086 mStaticLibsByDeclaringPackage.remove(libEntry.info.getDeclaringPackage() 10087 .getPackageName()); 10088 } 10089 } 10090 return true; 10091 } 10092 10093 /** 10094 * Adds a scanned package to the system. When this method is finished, the package will 10095 * be available for query, resolution, etc... 10096 */ 10097 private void commitPackageSettings(PackageParser.Package pkg, PackageSetting pkgSetting, 10098 UserHandle user, int scanFlags, boolean chatty) throws PackageManagerException { 10099 final String pkgName = pkg.packageName; 10100 if (mCustomResolverComponentName != null && 10101 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 10102 setUpCustomResolverActivity(pkg); 10103 } 10104 10105 if (pkg.packageName.equals("android")) { 10106 synchronized (mPackages) { 10107 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 10108 // Set up information for our fall-back user intent resolution activity. 10109 mPlatformPackage = pkg; 10110 pkg.mVersionCode = mSdkVersion; 10111 mAndroidApplication = pkg.applicationInfo; 10112 if (!mResolverReplaced) { 10113 mResolveActivity.applicationInfo = mAndroidApplication; 10114 mResolveActivity.name = ResolverActivity.class.getName(); 10115 mResolveActivity.packageName = mAndroidApplication.packageName; 10116 mResolveActivity.processName = "system:ui"; 10117 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 10118 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 10119 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 10120 mResolveActivity.theme = R.style.Theme_Material_Dialog_Alert; 10121 mResolveActivity.exported = true; 10122 mResolveActivity.enabled = true; 10123 mResolveActivity.resizeMode = ActivityInfo.RESIZE_MODE_RESIZEABLE; 10124 mResolveActivity.configChanges = ActivityInfo.CONFIG_SCREEN_SIZE 10125 | ActivityInfo.CONFIG_SMALLEST_SCREEN_SIZE 10126 | ActivityInfo.CONFIG_SCREEN_LAYOUT 10127 | ActivityInfo.CONFIG_ORIENTATION 10128 | ActivityInfo.CONFIG_KEYBOARD 10129 | ActivityInfo.CONFIG_KEYBOARD_HIDDEN; 10130 mResolveInfo.activityInfo = mResolveActivity; 10131 mResolveInfo.priority = 0; 10132 mResolveInfo.preferredOrder = 0; 10133 mResolveInfo.match = 0; 10134 mResolveComponentName = new ComponentName( 10135 mAndroidApplication.packageName, mResolveActivity.name); 10136 } 10137 } 10138 } 10139 } 10140 10141 ArrayList<PackageParser.Package> clientLibPkgs = null; 10142 // writer 10143 synchronized (mPackages) { 10144 boolean hasStaticSharedLibs = false; 10145 10146 // Any app can add new static shared libraries 10147 if (pkg.staticSharedLibName != null) { 10148 // Static shared libs don't allow renaming as they have synthetic package 10149 // names to allow install of multiple versions, so use name from manifest. 10150 if (addSharedLibraryLPw(null, pkg.packageName, pkg.staticSharedLibName, 10151 pkg.staticSharedLibVersion, SharedLibraryInfo.TYPE_STATIC, 10152 pkg.manifestPackageName, pkg.mVersionCode)) { 10153 hasStaticSharedLibs = true; 10154 } else { 10155 Slog.w(TAG, "Package " + pkg.packageName + " library " 10156 + pkg.staticSharedLibName + " already exists; skipping"); 10157 } 10158 // Static shared libs cannot be updated once installed since they 10159 // use synthetic package name which includes the version code, so 10160 // not need to update other packages's shared lib dependencies. 10161 } 10162 10163 if (!hasStaticSharedLibs 10164 && (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10165 // Only system apps can add new dynamic shared libraries. 10166 if (pkg.libraryNames != null) { 10167 for (int i = 0; i < pkg.libraryNames.size(); i++) { 10168 String name = pkg.libraryNames.get(i); 10169 boolean allowed = false; 10170 if (pkg.isUpdatedSystemApp()) { 10171 // New library entries can only be added through the 10172 // system image. This is important to get rid of a lot 10173 // of nasty edge cases: for example if we allowed a non- 10174 // system update of the app to add a library, then uninstalling 10175 // the update would make the library go away, and assumptions 10176 // we made such as through app install filtering would now 10177 // have allowed apps on the device which aren't compatible 10178 // with it. Better to just have the restriction here, be 10179 // conservative, and create many fewer cases that can negatively 10180 // impact the user experience. 10181 final PackageSetting sysPs = mSettings 10182 .getDisabledSystemPkgLPr(pkg.packageName); 10183 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 10184 for (int j = 0; j < sysPs.pkg.libraryNames.size(); j++) { 10185 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 10186 allowed = true; 10187 break; 10188 } 10189 } 10190 } 10191 } else { 10192 allowed = true; 10193 } 10194 if (allowed) { 10195 if (!addSharedLibraryLPw(null, pkg.packageName, name, 10196 SharedLibraryInfo.VERSION_UNDEFINED, 10197 SharedLibraryInfo.TYPE_DYNAMIC, 10198 pkg.packageName, pkg.mVersionCode)) { 10199 Slog.w(TAG, "Package " + pkg.packageName + " library " 10200 + name + " already exists; skipping"); 10201 } 10202 } else { 10203 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 10204 + name + " that is not declared on system image; skipping"); 10205 } 10206 } 10207 10208 if ((scanFlags & SCAN_BOOTING) == 0) { 10209 // If we are not booting, we need to update any applications 10210 // that are clients of our shared library. If we are booting, 10211 // this will all be done once the scan is complete. 10212 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 10213 } 10214 } 10215 } 10216 } 10217 10218 if ((scanFlags & SCAN_BOOTING) != 0) { 10219 // No apps can run during boot scan, so they don't need to be frozen 10220 } else if ((scanFlags & SCAN_DONT_KILL_APP) != 0) { 10221 // Caller asked to not kill app, so it's probably not frozen 10222 } else if ((scanFlags & SCAN_IGNORE_FROZEN) != 0) { 10223 // Caller asked us to ignore frozen check for some reason; they 10224 // probably didn't know the package name 10225 } else { 10226 // We're doing major surgery on this package, so it better be frozen 10227 // right now to keep it from launching 10228 checkPackageFrozen(pkgName); 10229 } 10230 10231 // Also need to kill any apps that are dependent on the library. 10232 if (clientLibPkgs != null) { 10233 for (int i=0; i<clientLibPkgs.size(); i++) { 10234 PackageParser.Package clientPkg = clientLibPkgs.get(i); 10235 killApplication(clientPkg.applicationInfo.packageName, 10236 clientPkg.applicationInfo.uid, "update lib"); 10237 } 10238 } 10239 10240 // writer 10241 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 10242 10243 synchronized (mPackages) { 10244 // We don't expect installation to fail beyond this point 10245 10246 // Add the new setting to mSettings 10247 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 10248 // Add the new setting to mPackages 10249 mPackages.put(pkg.applicationInfo.packageName, pkg); 10250 // Make sure we don't accidentally delete its data. 10251 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 10252 while (iter.hasNext()) { 10253 PackageCleanItem item = iter.next(); 10254 if (pkgName.equals(item.packageName)) { 10255 iter.remove(); 10256 } 10257 } 10258 10259 // Add the package's KeySets to the global KeySetManagerService 10260 KeySetManagerService ksms = mSettings.mKeySetManagerService; 10261 ksms.addScannedPackageLPw(pkg); 10262 10263 int N = pkg.providers.size(); 10264 StringBuilder r = null; 10265 int i; 10266 for (i=0; i<N; i++) { 10267 PackageParser.Provider p = pkg.providers.get(i); 10268 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 10269 p.info.processName); 10270 mProviders.addProvider(p); 10271 p.syncable = p.info.isSyncable; 10272 if (p.info.authority != null) { 10273 String names[] = p.info.authority.split(";"); 10274 p.info.authority = null; 10275 for (int j = 0; j < names.length; j++) { 10276 if (j == 1 && p.syncable) { 10277 // We only want the first authority for a provider to possibly be 10278 // syncable, so if we already added this provider using a different 10279 // authority clear the syncable flag. We copy the provider before 10280 // changing it because the mProviders object contains a reference 10281 // to a provider that we don't want to change. 10282 // Only do this for the second authority since the resulting provider 10283 // object can be the same for all future authorities for this provider. 10284 p = new PackageParser.Provider(p); 10285 p.syncable = false; 10286 } 10287 if (!mProvidersByAuthority.containsKey(names[j])) { 10288 mProvidersByAuthority.put(names[j], p); 10289 if (p.info.authority == null) { 10290 p.info.authority = names[j]; 10291 } else { 10292 p.info.authority = p.info.authority + ";" + names[j]; 10293 } 10294 if (DEBUG_PACKAGE_SCANNING) { 10295 if (chatty) 10296 Log.d(TAG, "Registered content provider: " + names[j] 10297 + ", className = " + p.info.name + ", isSyncable = " 10298 + p.info.isSyncable); 10299 } 10300 } else { 10301 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 10302 Slog.w(TAG, "Skipping provider name " + names[j] + 10303 " (in package " + pkg.applicationInfo.packageName + 10304 "): name already used by " 10305 + ((other != null && other.getComponentName() != null) 10306 ? other.getComponentName().getPackageName() : "?")); 10307 } 10308 } 10309 } 10310 if (chatty) { 10311 if (r == null) { 10312 r = new StringBuilder(256); 10313 } else { 10314 r.append(' '); 10315 } 10316 r.append(p.info.name); 10317 } 10318 } 10319 if (r != null) { 10320 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 10321 } 10322 10323 N = pkg.services.size(); 10324 r = null; 10325 for (i=0; i<N; i++) { 10326 PackageParser.Service s = pkg.services.get(i); 10327 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 10328 s.info.processName); 10329 mServices.addService(s); 10330 if (chatty) { 10331 if (r == null) { 10332 r = new StringBuilder(256); 10333 } else { 10334 r.append(' '); 10335 } 10336 r.append(s.info.name); 10337 } 10338 } 10339 if (r != null) { 10340 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 10341 } 10342 10343 N = pkg.receivers.size(); 10344 r = null; 10345 for (i=0; i<N; i++) { 10346 PackageParser.Activity a = pkg.receivers.get(i); 10347 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 10348 a.info.processName); 10349 mReceivers.addActivity(a, "receiver"); 10350 if (chatty) { 10351 if (r == null) { 10352 r = new StringBuilder(256); 10353 } else { 10354 r.append(' '); 10355 } 10356 r.append(a.info.name); 10357 } 10358 } 10359 if (r != null) { 10360 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 10361 } 10362 10363 N = pkg.activities.size(); 10364 r = null; 10365 for (i=0; i<N; i++) { 10366 PackageParser.Activity a = pkg.activities.get(i); 10367 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 10368 a.info.processName); 10369 mActivities.addActivity(a, "activity"); 10370 if (chatty) { 10371 if (r == null) { 10372 r = new StringBuilder(256); 10373 } else { 10374 r.append(' '); 10375 } 10376 r.append(a.info.name); 10377 } 10378 } 10379 if (r != null) { 10380 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 10381 } 10382 10383 N = pkg.permissionGroups.size(); 10384 r = null; 10385 for (i=0; i<N; i++) { 10386 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 10387 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 10388 final String curPackageName = cur == null ? null : cur.info.packageName; 10389 // Dont allow ephemeral apps to define new permission groups. 10390 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 10391 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 10392 + pg.info.packageName 10393 + " ignored: instant apps cannot define new permission groups."); 10394 continue; 10395 } 10396 final boolean isPackageUpdate = pg.info.packageName.equals(curPackageName); 10397 if (cur == null || isPackageUpdate) { 10398 mPermissionGroups.put(pg.info.name, pg); 10399 if (chatty) { 10400 if (r == null) { 10401 r = new StringBuilder(256); 10402 } else { 10403 r.append(' '); 10404 } 10405 if (isPackageUpdate) { 10406 r.append("UPD:"); 10407 } 10408 r.append(pg.info.name); 10409 } 10410 } else { 10411 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 10412 + pg.info.packageName + " ignored: original from " 10413 + cur.info.packageName); 10414 if (chatty) { 10415 if (r == null) { 10416 r = new StringBuilder(256); 10417 } else { 10418 r.append(' '); 10419 } 10420 r.append("DUP:"); 10421 r.append(pg.info.name); 10422 } 10423 } 10424 } 10425 if (r != null) { 10426 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 10427 } 10428 10429 N = pkg.permissions.size(); 10430 r = null; 10431 for (i=0; i<N; i++) { 10432 PackageParser.Permission p = pkg.permissions.get(i); 10433 10434 // Dont allow ephemeral apps to define new permissions. 10435 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 10436 Slog.w(TAG, "Permission " + p.info.name + " from package " 10437 + p.info.packageName 10438 + " ignored: instant apps cannot define new permissions."); 10439 continue; 10440 } 10441 10442 // Assume by default that we did not install this permission into the system. 10443 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 10444 10445 // Now that permission groups have a special meaning, we ignore permission 10446 // groups for legacy apps to prevent unexpected behavior. In particular, 10447 // permissions for one app being granted to someone just becase they happen 10448 // to be in a group defined by another app (before this had no implications). 10449 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 10450 p.group = mPermissionGroups.get(p.info.group); 10451 // Warn for a permission in an unknown group. 10452 if (p.info.group != null && p.group == null) { 10453 Slog.w(TAG, "Permission " + p.info.name + " from package " 10454 + p.info.packageName + " in an unknown group " + p.info.group); 10455 } 10456 } 10457 10458 ArrayMap<String, BasePermission> permissionMap = 10459 p.tree ? mSettings.mPermissionTrees 10460 : mSettings.mPermissions; 10461 BasePermission bp = permissionMap.get(p.info.name); 10462 10463 // Allow system apps to redefine non-system permissions 10464 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 10465 final boolean currentOwnerIsSystem = (bp.perm != null 10466 && isSystemApp(bp.perm.owner)); 10467 if (isSystemApp(p.owner)) { 10468 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 10469 // It's a built-in permission and no owner, take ownership now 10470 bp.packageSetting = pkgSetting; 10471 bp.perm = p; 10472 bp.uid = pkg.applicationInfo.uid; 10473 bp.sourcePackage = p.info.packageName; 10474 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 10475 } else if (!currentOwnerIsSystem) { 10476 String msg = "New decl " + p.owner + " of permission " 10477 + p.info.name + " is system; overriding " + bp.sourcePackage; 10478 reportSettingsProblem(Log.WARN, msg); 10479 bp = null; 10480 } 10481 } 10482 } 10483 10484 if (bp == null) { 10485 bp = new BasePermission(p.info.name, p.info.packageName, 10486 BasePermission.TYPE_NORMAL); 10487 permissionMap.put(p.info.name, bp); 10488 } 10489 10490 if (bp.perm == null) { 10491 if (bp.sourcePackage == null 10492 || bp.sourcePackage.equals(p.info.packageName)) { 10493 BasePermission tree = findPermissionTreeLP(p.info.name); 10494 if (tree == null 10495 || tree.sourcePackage.equals(p.info.packageName)) { 10496 bp.packageSetting = pkgSetting; 10497 bp.perm = p; 10498 bp.uid = pkg.applicationInfo.uid; 10499 bp.sourcePackage = p.info.packageName; 10500 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 10501 if (chatty) { 10502 if (r == null) { 10503 r = new StringBuilder(256); 10504 } else { 10505 r.append(' '); 10506 } 10507 r.append(p.info.name); 10508 } 10509 } else { 10510 Slog.w(TAG, "Permission " + p.info.name + " from package " 10511 + p.info.packageName + " ignored: base tree " 10512 + tree.name + " is from package " 10513 + tree.sourcePackage); 10514 } 10515 } else { 10516 Slog.w(TAG, "Permission " + p.info.name + " from package " 10517 + p.info.packageName + " ignored: original from " 10518 + bp.sourcePackage); 10519 } 10520 } else if (chatty) { 10521 if (r == null) { 10522 r = new StringBuilder(256); 10523 } else { 10524 r.append(' '); 10525 } 10526 r.append("DUP:"); 10527 r.append(p.info.name); 10528 } 10529 if (bp.perm == p) { 10530 bp.protectionLevel = p.info.protectionLevel; 10531 } 10532 } 10533 10534 if (r != null) { 10535 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 10536 } 10537 10538 N = pkg.instrumentation.size(); 10539 r = null; 10540 for (i=0; i<N; i++) { 10541 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 10542 a.info.packageName = pkg.applicationInfo.packageName; 10543 a.info.sourceDir = pkg.applicationInfo.sourceDir; 10544 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 10545 a.info.splitNames = pkg.splitNames; 10546 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 10547 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 10548 a.info.splitDependencies = pkg.applicationInfo.splitDependencies; 10549 a.info.dataDir = pkg.applicationInfo.dataDir; 10550 a.info.deviceProtectedDataDir = pkg.applicationInfo.deviceProtectedDataDir; 10551 a.info.credentialProtectedDataDir = pkg.applicationInfo.credentialProtectedDataDir; 10552 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 10553 a.info.secondaryNativeLibraryDir = pkg.applicationInfo.secondaryNativeLibraryDir; 10554 mInstrumentation.put(a.getComponentName(), a); 10555 if (chatty) { 10556 if (r == null) { 10557 r = new StringBuilder(256); 10558 } else { 10559 r.append(' '); 10560 } 10561 r.append(a.info.name); 10562 } 10563 } 10564 if (r != null) { 10565 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 10566 } 10567 10568 if (pkg.protectedBroadcasts != null) { 10569 N = pkg.protectedBroadcasts.size(); 10570 for (i=0; i<N; i++) { 10571 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 10572 } 10573 } 10574 } 10575 10576 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10577 } 10578 10579 /** 10580 * Derive the ABI of a non-system package located at {@code scanFile}. This information 10581 * is derived purely on the basis of the contents of {@code scanFile} and 10582 * {@code cpuAbiOverride}. 10583 * 10584 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 10585 */ 10586 private static void derivePackageAbi(PackageParser.Package pkg, File scanFile, 10587 String cpuAbiOverride, boolean extractLibs, 10588 File appLib32InstallDir) 10589 throws PackageManagerException { 10590 // Give ourselves some initial paths; we'll come back for another 10591 // pass once we've determined ABI below. 10592 setNativeLibraryPaths(pkg, appLib32InstallDir); 10593 10594 // We would never need to extract libs for forward-locked and external packages, 10595 // since the container service will do it for us. We shouldn't attempt to 10596 // extract libs from system app when it was not updated. 10597 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 10598 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 10599 extractLibs = false; 10600 } 10601 10602 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 10603 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 10604 10605 NativeLibraryHelper.Handle handle = null; 10606 try { 10607 handle = NativeLibraryHelper.Handle.create(pkg); 10608 // TODO(multiArch): This can be null for apps that didn't go through the 10609 // usual installation process. We can calculate it again, like we 10610 // do during install time. 10611 // 10612 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 10613 // unnecessary. 10614 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 10615 10616 // Null out the abis so that they can be recalculated. 10617 pkg.applicationInfo.primaryCpuAbi = null; 10618 pkg.applicationInfo.secondaryCpuAbi = null; 10619 if (isMultiArch(pkg.applicationInfo)) { 10620 // Warn if we've set an abiOverride for multi-lib packages.. 10621 // By definition, we need to copy both 32 and 64 bit libraries for 10622 // such packages. 10623 if (pkg.cpuAbiOverride != null 10624 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 10625 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 10626 } 10627 10628 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 10629 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 10630 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 10631 if (extractLibs) { 10632 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10633 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10634 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 10635 useIsaSpecificSubdirs); 10636 } else { 10637 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10638 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 10639 } 10640 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10641 } 10642 10643 maybeThrowExceptionForMultiArchCopy( 10644 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 10645 10646 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 10647 if (extractLibs) { 10648 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10649 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10650 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 10651 useIsaSpecificSubdirs); 10652 } else { 10653 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10654 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 10655 } 10656 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10657 } 10658 10659 maybeThrowExceptionForMultiArchCopy( 10660 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 10661 10662 if (abi64 >= 0) { 10663 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 10664 } 10665 10666 if (abi32 >= 0) { 10667 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 10668 if (abi64 >= 0) { 10669 if (pkg.use32bitAbi) { 10670 pkg.applicationInfo.secondaryCpuAbi = pkg.applicationInfo.primaryCpuAbi; 10671 pkg.applicationInfo.primaryCpuAbi = abi; 10672 } else { 10673 pkg.applicationInfo.secondaryCpuAbi = abi; 10674 } 10675 } else { 10676 pkg.applicationInfo.primaryCpuAbi = abi; 10677 } 10678 } 10679 10680 } else { 10681 String[] abiList = (cpuAbiOverride != null) ? 10682 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 10683 10684 // Enable gross and lame hacks for apps that are built with old 10685 // SDK tools. We must scan their APKs for renderscript bitcode and 10686 // not launch them if it's present. Don't bother checking on devices 10687 // that don't have 64 bit support. 10688 boolean needsRenderScriptOverride = false; 10689 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 10690 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 10691 abiList = Build.SUPPORTED_32_BIT_ABIS; 10692 needsRenderScriptOverride = true; 10693 } 10694 10695 final int copyRet; 10696 if (extractLibs) { 10697 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10698 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10699 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 10700 } else { 10701 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10702 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 10703 } 10704 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10705 10706 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 10707 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 10708 "Error unpackaging native libs for app, errorCode=" + copyRet); 10709 } 10710 10711 if (copyRet >= 0) { 10712 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 10713 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 10714 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 10715 } else if (needsRenderScriptOverride) { 10716 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 10717 } 10718 } 10719 } catch (IOException ioe) { 10720 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 10721 } finally { 10722 IoUtils.closeQuietly(handle); 10723 } 10724 10725 // Now that we've calculated the ABIs and determined if it's an internal app, 10726 // we will go ahead and populate the nativeLibraryPath. 10727 setNativeLibraryPaths(pkg, appLib32InstallDir); 10728 } 10729 10730 /** 10731 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 10732 * i.e, so that all packages can be run inside a single process if required. 10733 * 10734 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 10735 * this function will either try and make the ABI for all packages in {@code packagesForUser} 10736 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 10737 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 10738 * updating a package that belongs to a shared user. 10739 * 10740 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 10741 * adds unnecessary complexity. 10742 */ 10743 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 10744 PackageParser.Package scannedPackage) { 10745 String requiredInstructionSet = null; 10746 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 10747 requiredInstructionSet = VMRuntime.getInstructionSet( 10748 scannedPackage.applicationInfo.primaryCpuAbi); 10749 } 10750 10751 PackageSetting requirer = null; 10752 for (PackageSetting ps : packagesForUser) { 10753 // If packagesForUser contains scannedPackage, we skip it. This will happen 10754 // when scannedPackage is an update of an existing package. Without this check, 10755 // we will never be able to change the ABI of any package belonging to a shared 10756 // user, even if it's compatible with other packages. 10757 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 10758 if (ps.primaryCpuAbiString == null) { 10759 continue; 10760 } 10761 10762 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 10763 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 10764 // We have a mismatch between instruction sets (say arm vs arm64) warn about 10765 // this but there's not much we can do. 10766 String errorMessage = "Instruction set mismatch, " 10767 + ((requirer == null) ? "[caller]" : requirer) 10768 + " requires " + requiredInstructionSet + " whereas " + ps 10769 + " requires " + instructionSet; 10770 Slog.w(TAG, errorMessage); 10771 } 10772 10773 if (requiredInstructionSet == null) { 10774 requiredInstructionSet = instructionSet; 10775 requirer = ps; 10776 } 10777 } 10778 } 10779 10780 if (requiredInstructionSet != null) { 10781 String adjustedAbi; 10782 if (requirer != null) { 10783 // requirer != null implies that either scannedPackage was null or that scannedPackage 10784 // did not require an ABI, in which case we have to adjust scannedPackage to match 10785 // the ABI of the set (which is the same as requirer's ABI) 10786 adjustedAbi = requirer.primaryCpuAbiString; 10787 if (scannedPackage != null) { 10788 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 10789 } 10790 } else { 10791 // requirer == null implies that we're updating all ABIs in the set to 10792 // match scannedPackage. 10793 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 10794 } 10795 10796 for (PackageSetting ps : packagesForUser) { 10797 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 10798 if (ps.primaryCpuAbiString != null) { 10799 continue; 10800 } 10801 10802 ps.primaryCpuAbiString = adjustedAbi; 10803 if (ps.pkg != null && ps.pkg.applicationInfo != null && 10804 !TextUtils.equals(adjustedAbi, ps.pkg.applicationInfo.primaryCpuAbi)) { 10805 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 10806 Slog.i(TAG, "Adjusting ABI for " + ps.name + " to " + adjustedAbi 10807 + " (requirer=" 10808 + (requirer != null ? requirer.pkg : "null") 10809 + ", scannedPackage=" 10810 + (scannedPackage != null ? scannedPackage : "null") 10811 + ")"); 10812 try { 10813 mInstaller.rmdex(ps.codePathString, 10814 getDexCodeInstructionSet(getPreferredInstructionSet())); 10815 } catch (InstallerException ignored) { 10816 } 10817 } 10818 } 10819 } 10820 } 10821 } 10822 10823 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 10824 synchronized (mPackages) { 10825 mResolverReplaced = true; 10826 // Set up information for custom user intent resolution activity. 10827 mResolveActivity.applicationInfo = pkg.applicationInfo; 10828 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 10829 mResolveActivity.packageName = pkg.applicationInfo.packageName; 10830 mResolveActivity.processName = pkg.applicationInfo.packageName; 10831 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 10832 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 10833 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 10834 mResolveActivity.theme = 0; 10835 mResolveActivity.exported = true; 10836 mResolveActivity.enabled = true; 10837 mResolveInfo.activityInfo = mResolveActivity; 10838 mResolveInfo.priority = 0; 10839 mResolveInfo.preferredOrder = 0; 10840 mResolveInfo.match = 0; 10841 mResolveComponentName = mCustomResolverComponentName; 10842 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 10843 mResolveComponentName); 10844 } 10845 } 10846 10847 private void setUpInstantAppInstallerActivityLP(ActivityInfo installerActivity) { 10848 if (installerActivity == null) { 10849 if (DEBUG_EPHEMERAL) { 10850 Slog.d(TAG, "Clear ephemeral installer activity"); 10851 } 10852 mInstantAppInstallerActivity = null; 10853 return; 10854 } 10855 10856 if (DEBUG_EPHEMERAL) { 10857 Slog.d(TAG, "Set ephemeral installer activity: " 10858 + installerActivity.getComponentName()); 10859 } 10860 // Set up information for ephemeral installer activity 10861 mInstantAppInstallerActivity = installerActivity; 10862 mInstantAppInstallerActivity.flags |= ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS 10863 | ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 10864 mInstantAppInstallerActivity.exported = true; 10865 mInstantAppInstallerActivity.enabled = true; 10866 mInstantAppInstallerInfo.activityInfo = mInstantAppInstallerActivity; 10867 mInstantAppInstallerInfo.priority = 0; 10868 mInstantAppInstallerInfo.preferredOrder = 1; 10869 mInstantAppInstallerInfo.isDefault = true; 10870 mInstantAppInstallerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 10871 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 10872 } 10873 10874 private static String calculateBundledApkRoot(final String codePathString) { 10875 final File codePath = new File(codePathString); 10876 final File codeRoot; 10877 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 10878 codeRoot = Environment.getRootDirectory(); 10879 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 10880 codeRoot = Environment.getOemDirectory(); 10881 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 10882 codeRoot = Environment.getVendorDirectory(); 10883 } else { 10884 // Unrecognized code path; take its top real segment as the apk root: 10885 // e.g. /something/app/blah.apk => /something 10886 try { 10887 File f = codePath.getCanonicalFile(); 10888 File parent = f.getParentFile(); // non-null because codePath is a file 10889 File tmp; 10890 while ((tmp = parent.getParentFile()) != null) { 10891 f = parent; 10892 parent = tmp; 10893 } 10894 codeRoot = f; 10895 Slog.w(TAG, "Unrecognized code path " 10896 + codePath + " - using " + codeRoot); 10897 } catch (IOException e) { 10898 // Can't canonicalize the code path -- shenanigans? 10899 Slog.w(TAG, "Can't canonicalize code path " + codePath); 10900 return Environment.getRootDirectory().getPath(); 10901 } 10902 } 10903 return codeRoot.getPath(); 10904 } 10905 10906 /** 10907 * Derive and set the location of native libraries for the given package, 10908 * which varies depending on where and how the package was installed. 10909 */ 10910 private static void setNativeLibraryPaths(PackageParser.Package pkg, File appLib32InstallDir) { 10911 final ApplicationInfo info = pkg.applicationInfo; 10912 final String codePath = pkg.codePath; 10913 final File codeFile = new File(codePath); 10914 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 10915 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 10916 10917 info.nativeLibraryRootDir = null; 10918 info.nativeLibraryRootRequiresIsa = false; 10919 info.nativeLibraryDir = null; 10920 info.secondaryNativeLibraryDir = null; 10921 10922 if (isApkFile(codeFile)) { 10923 // Monolithic install 10924 if (bundledApp) { 10925 // If "/system/lib64/apkname" exists, assume that is the per-package 10926 // native library directory to use; otherwise use "/system/lib/apkname". 10927 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 10928 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 10929 getPrimaryInstructionSet(info)); 10930 10931 // This is a bundled system app so choose the path based on the ABI. 10932 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 10933 // is just the default path. 10934 final String apkName = deriveCodePathName(codePath); 10935 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 10936 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 10937 apkName).getAbsolutePath(); 10938 10939 if (info.secondaryCpuAbi != null) { 10940 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 10941 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 10942 secondaryLibDir, apkName).getAbsolutePath(); 10943 } 10944 } else if (asecApp) { 10945 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 10946 .getAbsolutePath(); 10947 } else { 10948 final String apkName = deriveCodePathName(codePath); 10949 info.nativeLibraryRootDir = new File(appLib32InstallDir, apkName) 10950 .getAbsolutePath(); 10951 } 10952 10953 info.nativeLibraryRootRequiresIsa = false; 10954 info.nativeLibraryDir = info.nativeLibraryRootDir; 10955 } else { 10956 // Cluster install 10957 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 10958 info.nativeLibraryRootRequiresIsa = true; 10959 10960 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 10961 getPrimaryInstructionSet(info)).getAbsolutePath(); 10962 10963 if (info.secondaryCpuAbi != null) { 10964 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 10965 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 10966 } 10967 } 10968 } 10969 10970 /** 10971 * Calculate the abis and roots for a bundled app. These can uniquely 10972 * be determined from the contents of the system partition, i.e whether 10973 * it contains 64 or 32 bit shared libraries etc. We do not validate any 10974 * of this information, and instead assume that the system was built 10975 * sensibly. 10976 */ 10977 private static void setBundledAppAbisAndRoots(PackageParser.Package pkg, 10978 PackageSetting pkgSetting) { 10979 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 10980 10981 // If "/system/lib64/apkname" exists, assume that is the per-package 10982 // native library directory to use; otherwise use "/system/lib/apkname". 10983 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 10984 setBundledAppAbi(pkg, apkRoot, apkName); 10985 // pkgSetting might be null during rescan following uninstall of updates 10986 // to a bundled app, so accommodate that possibility. The settings in 10987 // that case will be established later from the parsed package. 10988 // 10989 // If the settings aren't null, sync them up with what we've just derived. 10990 // note that apkRoot isn't stored in the package settings. 10991 if (pkgSetting != null) { 10992 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 10993 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 10994 } 10995 } 10996 10997 /** 10998 * Deduces the ABI of a bundled app and sets the relevant fields on the 10999 * parsed pkg object. 11000 * 11001 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 11002 * under which system libraries are installed. 11003 * @param apkName the name of the installed package. 11004 */ 11005 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 11006 final File codeFile = new File(pkg.codePath); 11007 11008 final boolean has64BitLibs; 11009 final boolean has32BitLibs; 11010 if (isApkFile(codeFile)) { 11011 // Monolithic install 11012 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 11013 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 11014 } else { 11015 // Cluster install 11016 final File rootDir = new File(codeFile, LIB_DIR_NAME); 11017 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 11018 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 11019 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 11020 has64BitLibs = (new File(rootDir, isa)).exists(); 11021 } else { 11022 has64BitLibs = false; 11023 } 11024 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 11025 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 11026 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 11027 has32BitLibs = (new File(rootDir, isa)).exists(); 11028 } else { 11029 has32BitLibs = false; 11030 } 11031 } 11032 11033 if (has64BitLibs && !has32BitLibs) { 11034 // The package has 64 bit libs, but not 32 bit libs. Its primary 11035 // ABI should be 64 bit. We can safely assume here that the bundled 11036 // native libraries correspond to the most preferred ABI in the list. 11037 11038 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 11039 pkg.applicationInfo.secondaryCpuAbi = null; 11040 } else if (has32BitLibs && !has64BitLibs) { 11041 // The package has 32 bit libs but not 64 bit libs. Its primary 11042 // ABI should be 32 bit. 11043 11044 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 11045 pkg.applicationInfo.secondaryCpuAbi = null; 11046 } else if (has32BitLibs && has64BitLibs) { 11047 // The application has both 64 and 32 bit bundled libraries. We check 11048 // here that the app declares multiArch support, and warn if it doesn't. 11049 // 11050 // We will be lenient here and record both ABIs. The primary will be the 11051 // ABI that's higher on the list, i.e, a device that's configured to prefer 11052 // 64 bit apps will see a 64 bit primary ABI, 11053 11054 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 11055 Slog.e(TAG, "Package " + pkg + " has multiple bundled libs, but is not multiarch."); 11056 } 11057 11058 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 11059 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 11060 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 11061 } else { 11062 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 11063 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 11064 } 11065 } else { 11066 pkg.applicationInfo.primaryCpuAbi = null; 11067 pkg.applicationInfo.secondaryCpuAbi = null; 11068 } 11069 } 11070 11071 private void killApplication(String pkgName, int appId, String reason) { 11072 killApplication(pkgName, appId, UserHandle.USER_ALL, reason); 11073 } 11074 11075 private void killApplication(String pkgName, int appId, int userId, String reason) { 11076 // Request the ActivityManager to kill the process(only for existing packages) 11077 // so that we do not end up in a confused state while the user is still using the older 11078 // version of the application while the new one gets installed. 11079 final long token = Binder.clearCallingIdentity(); 11080 try { 11081 IActivityManager am = ActivityManager.getService(); 11082 if (am != null) { 11083 try { 11084 am.killApplication(pkgName, appId, userId, reason); 11085 } catch (RemoteException e) { 11086 } 11087 } 11088 } finally { 11089 Binder.restoreCallingIdentity(token); 11090 } 11091 } 11092 11093 private void removePackageLI(PackageParser.Package pkg, boolean chatty) { 11094 // Remove the parent package setting 11095 PackageSetting ps = (PackageSetting) pkg.mExtras; 11096 if (ps != null) { 11097 removePackageLI(ps, chatty); 11098 } 11099 // Remove the child package setting 11100 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 11101 for (int i = 0; i < childCount; i++) { 11102 PackageParser.Package childPkg = pkg.childPackages.get(i); 11103 ps = (PackageSetting) childPkg.mExtras; 11104 if (ps != null) { 11105 removePackageLI(ps, chatty); 11106 } 11107 } 11108 } 11109 11110 void removePackageLI(PackageSetting ps, boolean chatty) { 11111 if (DEBUG_INSTALL) { 11112 if (chatty) 11113 Log.d(TAG, "Removing package " + ps.name); 11114 } 11115 11116 // writer 11117 synchronized (mPackages) { 11118 mPackages.remove(ps.name); 11119 final PackageParser.Package pkg = ps.pkg; 11120 if (pkg != null) { 11121 cleanPackageDataStructuresLILPw(pkg, chatty); 11122 } 11123 } 11124 } 11125 11126 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 11127 if (DEBUG_INSTALL) { 11128 if (chatty) 11129 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 11130 } 11131 11132 // writer 11133 synchronized (mPackages) { 11134 // Remove the parent package 11135 mPackages.remove(pkg.applicationInfo.packageName); 11136 cleanPackageDataStructuresLILPw(pkg, chatty); 11137 11138 // Remove the child packages 11139 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 11140 for (int i = 0; i < childCount; i++) { 11141 PackageParser.Package childPkg = pkg.childPackages.get(i); 11142 mPackages.remove(childPkg.applicationInfo.packageName); 11143 cleanPackageDataStructuresLILPw(childPkg, chatty); 11144 } 11145 } 11146 } 11147 11148 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 11149 int N = pkg.providers.size(); 11150 StringBuilder r = null; 11151 int i; 11152 for (i=0; i<N; i++) { 11153 PackageParser.Provider p = pkg.providers.get(i); 11154 mProviders.removeProvider(p); 11155 if (p.info.authority == null) { 11156 11157 /* There was another ContentProvider with this authority when 11158 * this app was installed so this authority is null, 11159 * Ignore it as we don't have to unregister the provider. 11160 */ 11161 continue; 11162 } 11163 String names[] = p.info.authority.split(";"); 11164 for (int j = 0; j < names.length; j++) { 11165 if (mProvidersByAuthority.get(names[j]) == p) { 11166 mProvidersByAuthority.remove(names[j]); 11167 if (DEBUG_REMOVE) { 11168 if (chatty) 11169 Log.d(TAG, "Unregistered content provider: " + names[j] 11170 + ", className = " + p.info.name + ", isSyncable = " 11171 + p.info.isSyncable); 11172 } 11173 } 11174 } 11175 if (DEBUG_REMOVE && chatty) { 11176 if (r == null) { 11177 r = new StringBuilder(256); 11178 } else { 11179 r.append(' '); 11180 } 11181 r.append(p.info.name); 11182 } 11183 } 11184 if (r != null) { 11185 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 11186 } 11187 11188 N = pkg.services.size(); 11189 r = null; 11190 for (i=0; i<N; i++) { 11191 PackageParser.Service s = pkg.services.get(i); 11192 mServices.removeService(s); 11193 if (chatty) { 11194 if (r == null) { 11195 r = new StringBuilder(256); 11196 } else { 11197 r.append(' '); 11198 } 11199 r.append(s.info.name); 11200 } 11201 } 11202 if (r != null) { 11203 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 11204 } 11205 11206 N = pkg.receivers.size(); 11207 r = null; 11208 for (i=0; i<N; i++) { 11209 PackageParser.Activity a = pkg.receivers.get(i); 11210 mReceivers.removeActivity(a, "receiver"); 11211 if (DEBUG_REMOVE && chatty) { 11212 if (r == null) { 11213 r = new StringBuilder(256); 11214 } else { 11215 r.append(' '); 11216 } 11217 r.append(a.info.name); 11218 } 11219 } 11220 if (r != null) { 11221 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 11222 } 11223 11224 N = pkg.activities.size(); 11225 r = null; 11226 for (i=0; i<N; i++) { 11227 PackageParser.Activity a = pkg.activities.get(i); 11228 mActivities.removeActivity(a, "activity"); 11229 if (DEBUG_REMOVE && chatty) { 11230 if (r == null) { 11231 r = new StringBuilder(256); 11232 } else { 11233 r.append(' '); 11234 } 11235 r.append(a.info.name); 11236 } 11237 } 11238 if (r != null) { 11239 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 11240 } 11241 11242 N = pkg.permissions.size(); 11243 r = null; 11244 for (i=0; i<N; i++) { 11245 PackageParser.Permission p = pkg.permissions.get(i); 11246 BasePermission bp = mSettings.mPermissions.get(p.info.name); 11247 if (bp == null) { 11248 bp = mSettings.mPermissionTrees.get(p.info.name); 11249 } 11250 if (bp != null && bp.perm == p) { 11251 bp.perm = null; 11252 if (DEBUG_REMOVE && chatty) { 11253 if (r == null) { 11254 r = new StringBuilder(256); 11255 } else { 11256 r.append(' '); 11257 } 11258 r.append(p.info.name); 11259 } 11260 } 11261 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 11262 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(p.info.name); 11263 if (appOpPkgs != null) { 11264 appOpPkgs.remove(pkg.packageName); 11265 } 11266 } 11267 } 11268 if (r != null) { 11269 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 11270 } 11271 11272 N = pkg.requestedPermissions.size(); 11273 r = null; 11274 for (i=0; i<N; i++) { 11275 String perm = pkg.requestedPermissions.get(i); 11276 BasePermission bp = mSettings.mPermissions.get(perm); 11277 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 11278 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(perm); 11279 if (appOpPkgs != null) { 11280 appOpPkgs.remove(pkg.packageName); 11281 if (appOpPkgs.isEmpty()) { 11282 mAppOpPermissionPackages.remove(perm); 11283 } 11284 } 11285 } 11286 } 11287 if (r != null) { 11288 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 11289 } 11290 11291 N = pkg.instrumentation.size(); 11292 r = null; 11293 for (i=0; i<N; i++) { 11294 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 11295 mInstrumentation.remove(a.getComponentName()); 11296 if (DEBUG_REMOVE && chatty) { 11297 if (r == null) { 11298 r = new StringBuilder(256); 11299 } else { 11300 r.append(' '); 11301 } 11302 r.append(a.info.name); 11303 } 11304 } 11305 if (r != null) { 11306 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 11307 } 11308 11309 r = null; 11310 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 11311 // Only system apps can hold shared libraries. 11312 if (pkg.libraryNames != null) { 11313 for (i = 0; i < pkg.libraryNames.size(); i++) { 11314 String name = pkg.libraryNames.get(i); 11315 if (removeSharedLibraryLPw(name, 0)) { 11316 if (DEBUG_REMOVE && chatty) { 11317 if (r == null) { 11318 r = new StringBuilder(256); 11319 } else { 11320 r.append(' '); 11321 } 11322 r.append(name); 11323 } 11324 } 11325 } 11326 } 11327 } 11328 11329 r = null; 11330 11331 // Any package can hold static shared libraries. 11332 if (pkg.staticSharedLibName != null) { 11333 if (removeSharedLibraryLPw(pkg.staticSharedLibName, pkg.staticSharedLibVersion)) { 11334 if (DEBUG_REMOVE && chatty) { 11335 if (r == null) { 11336 r = new StringBuilder(256); 11337 } else { 11338 r.append(' '); 11339 } 11340 r.append(pkg.staticSharedLibName); 11341 } 11342 } 11343 } 11344 11345 if (r != null) { 11346 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 11347 } 11348 } 11349 11350 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 11351 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 11352 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 11353 return true; 11354 } 11355 } 11356 return false; 11357 } 11358 11359 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 11360 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 11361 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 11362 11363 private void updatePermissionsLPw(PackageParser.Package pkg, int flags) { 11364 // Update the parent permissions 11365 updatePermissionsLPw(pkg.packageName, pkg, flags); 11366 // Update the child permissions 11367 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 11368 for (int i = 0; i < childCount; i++) { 11369 PackageParser.Package childPkg = pkg.childPackages.get(i); 11370 updatePermissionsLPw(childPkg.packageName, childPkg, flags); 11371 } 11372 } 11373 11374 private void updatePermissionsLPw(String changingPkg, PackageParser.Package pkgInfo, 11375 int flags) { 11376 final String volumeUuid = (pkgInfo != null) ? getVolumeUuidForPackage(pkgInfo) : null; 11377 updatePermissionsLPw(changingPkg, pkgInfo, volumeUuid, flags); 11378 } 11379 11380 private void updatePermissionsLPw(String changingPkg, 11381 PackageParser.Package pkgInfo, String replaceVolumeUuid, int flags) { 11382 // Make sure there are no dangling permission trees. 11383 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 11384 while (it.hasNext()) { 11385 final BasePermission bp = it.next(); 11386 if (bp.packageSetting == null) { 11387 // We may not yet have parsed the package, so just see if 11388 // we still know about its settings. 11389 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 11390 } 11391 if (bp.packageSetting == null) { 11392 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 11393 + " from package " + bp.sourcePackage); 11394 it.remove(); 11395 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 11396 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 11397 Slog.i(TAG, "Removing old permission tree: " + bp.name 11398 + " from package " + bp.sourcePackage); 11399 flags |= UPDATE_PERMISSIONS_ALL; 11400 it.remove(); 11401 } 11402 } 11403 } 11404 11405 // Make sure all dynamic permissions have been assigned to a package, 11406 // and make sure there are no dangling permissions. 11407 it = mSettings.mPermissions.values().iterator(); 11408 while (it.hasNext()) { 11409 final BasePermission bp = it.next(); 11410 if (bp.type == BasePermission.TYPE_DYNAMIC) { 11411 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 11412 + bp.name + " pkg=" + bp.sourcePackage 11413 + " info=" + bp.pendingInfo); 11414 if (bp.packageSetting == null && bp.pendingInfo != null) { 11415 final BasePermission tree = findPermissionTreeLP(bp.name); 11416 if (tree != null && tree.perm != null) { 11417 bp.packageSetting = tree.packageSetting; 11418 bp.perm = new PackageParser.Permission(tree.perm.owner, 11419 new PermissionInfo(bp.pendingInfo)); 11420 bp.perm.info.packageName = tree.perm.info.packageName; 11421 bp.perm.info.name = bp.name; 11422 bp.uid = tree.uid; 11423 } 11424 } 11425 } 11426 if (bp.packageSetting == null) { 11427 // We may not yet have parsed the package, so just see if 11428 // we still know about its settings. 11429 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 11430 } 11431 if (bp.packageSetting == null) { 11432 Slog.w(TAG, "Removing dangling permission: " + bp.name 11433 + " from package " + bp.sourcePackage); 11434 it.remove(); 11435 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 11436 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 11437 Slog.i(TAG, "Removing old permission: " + bp.name 11438 + " from package " + bp.sourcePackage); 11439 flags |= UPDATE_PERMISSIONS_ALL; 11440 it.remove(); 11441 } 11442 } 11443 } 11444 11445 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "grantPermissions"); 11446 // Now update the permissions for all packages, in particular 11447 // replace the granted permissions of the system packages. 11448 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 11449 for (PackageParser.Package pkg : mPackages.values()) { 11450 if (pkg != pkgInfo) { 11451 // Only replace for packages on requested volume 11452 final String volumeUuid = getVolumeUuidForPackage(pkg); 11453 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_ALL) != 0) 11454 && Objects.equals(replaceVolumeUuid, volumeUuid); 11455 grantPermissionsLPw(pkg, replace, changingPkg); 11456 } 11457 } 11458 } 11459 11460 if (pkgInfo != null) { 11461 // Only replace for packages on requested volume 11462 final String volumeUuid = getVolumeUuidForPackage(pkgInfo); 11463 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_PKG) != 0) 11464 && Objects.equals(replaceVolumeUuid, volumeUuid); 11465 grantPermissionsLPw(pkgInfo, replace, changingPkg); 11466 } 11467 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11468 } 11469 11470 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 11471 String packageOfInterest) { 11472 // IMPORTANT: There are two types of permissions: install and runtime. 11473 // Install time permissions are granted when the app is installed to 11474 // all device users and users added in the future. Runtime permissions 11475 // are granted at runtime explicitly to specific users. Normal and signature 11476 // protected permissions are install time permissions. Dangerous permissions 11477 // are install permissions if the app's target SDK is Lollipop MR1 or older, 11478 // otherwise they are runtime permissions. This function does not manage 11479 // runtime permissions except for the case an app targeting Lollipop MR1 11480 // being upgraded to target a newer SDK, in which case dangerous permissions 11481 // are transformed from install time to runtime ones. 11482 11483 final PackageSetting ps = (PackageSetting) pkg.mExtras; 11484 if (ps == null) { 11485 return; 11486 } 11487 11488 PermissionsState permissionsState = ps.getPermissionsState(); 11489 PermissionsState origPermissions = permissionsState; 11490 11491 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 11492 11493 boolean runtimePermissionsRevoked = false; 11494 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 11495 11496 boolean changedInstallPermission = false; 11497 11498 if (replace) { 11499 ps.installPermissionsFixed = false; 11500 if (!ps.isSharedUser()) { 11501 origPermissions = new PermissionsState(permissionsState); 11502 permissionsState.reset(); 11503 } else { 11504 // We need to know only about runtime permission changes since the 11505 // calling code always writes the install permissions state but 11506 // the runtime ones are written only if changed. The only cases of 11507 // changed runtime permissions here are promotion of an install to 11508 // runtime and revocation of a runtime from a shared user. 11509 changedRuntimePermissionUserIds = revokeUnusedSharedUserPermissionsLPw( 11510 ps.sharedUser, UserManagerService.getInstance().getUserIds()); 11511 if (!ArrayUtils.isEmpty(changedRuntimePermissionUserIds)) { 11512 runtimePermissionsRevoked = true; 11513 } 11514 } 11515 } 11516 11517 permissionsState.setGlobalGids(mGlobalGids); 11518 11519 final int N = pkg.requestedPermissions.size(); 11520 for (int i=0; i<N; i++) { 11521 final String name = pkg.requestedPermissions.get(i); 11522 final BasePermission bp = mSettings.mPermissions.get(name); 11523 final boolean appSupportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 11524 >= Build.VERSION_CODES.M; 11525 11526 if (DEBUG_INSTALL) { 11527 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 11528 } 11529 11530 if (bp == null || bp.packageSetting == null) { 11531 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 11532 Slog.w(TAG, "Unknown permission " + name 11533 + " in package " + pkg.packageName); 11534 } 11535 continue; 11536 } 11537 11538 11539 // Limit ephemeral apps to ephemeral allowed permissions. 11540 if (pkg.applicationInfo.isInstantApp() && !bp.isInstant()) { 11541 Log.i(TAG, "Denying non-ephemeral permission " + bp.name + " for package " 11542 + pkg.packageName); 11543 continue; 11544 } 11545 11546 if (bp.isRuntimeOnly() && !appSupportsRuntimePermissions) { 11547 Log.i(TAG, "Denying runtime-only permission " + bp.name + " for package " 11548 + pkg.packageName); 11549 continue; 11550 } 11551 11552 final String perm = bp.name; 11553 boolean allowedSig = false; 11554 int grant = GRANT_DENIED; 11555 11556 // Keep track of app op permissions. 11557 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 11558 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 11559 if (pkgs == null) { 11560 pkgs = new ArraySet<>(); 11561 mAppOpPermissionPackages.put(bp.name, pkgs); 11562 } 11563 pkgs.add(pkg.packageName); 11564 } 11565 11566 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 11567 switch (level) { 11568 case PermissionInfo.PROTECTION_NORMAL: { 11569 // For all apps normal permissions are install time ones. 11570 grant = GRANT_INSTALL; 11571 } break; 11572 11573 case PermissionInfo.PROTECTION_DANGEROUS: { 11574 // If a permission review is required for legacy apps we represent 11575 // their permissions as always granted runtime ones since we need 11576 // to keep the review required permission flag per user while an 11577 // install permission's state is shared across all users. 11578 if (!appSupportsRuntimePermissions && !mPermissionReviewRequired) { 11579 // For legacy apps dangerous permissions are install time ones. 11580 grant = GRANT_INSTALL; 11581 } else if (origPermissions.hasInstallPermission(bp.name)) { 11582 // For legacy apps that became modern, install becomes runtime. 11583 grant = GRANT_UPGRADE; 11584 } else if (mPromoteSystemApps 11585 && isSystemApp(ps) 11586 && mExistingSystemPackages.contains(ps.name)) { 11587 // For legacy system apps, install becomes runtime. 11588 // We cannot check hasInstallPermission() for system apps since those 11589 // permissions were granted implicitly and not persisted pre-M. 11590 grant = GRANT_UPGRADE; 11591 } else { 11592 // For modern apps keep runtime permissions unchanged. 11593 grant = GRANT_RUNTIME; 11594 } 11595 } break; 11596 11597 case PermissionInfo.PROTECTION_SIGNATURE: { 11598 // For all apps signature permissions are install time ones. 11599 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 11600 if (allowedSig) { 11601 grant = GRANT_INSTALL; 11602 } 11603 } break; 11604 } 11605 11606 if (DEBUG_INSTALL) { 11607 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 11608 } 11609 11610 if (grant != GRANT_DENIED) { 11611 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 11612 // If this is an existing, non-system package, then 11613 // we can't add any new permissions to it. 11614 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 11615 // Except... if this is a permission that was added 11616 // to the platform (note: need to only do this when 11617 // updating the platform). 11618 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 11619 grant = GRANT_DENIED; 11620 } 11621 } 11622 } 11623 11624 switch (grant) { 11625 case GRANT_INSTALL: { 11626 // Revoke this as runtime permission to handle the case of 11627 // a runtime permission being downgraded to an install one. 11628 // Also in permission review mode we keep dangerous permissions 11629 // for legacy apps 11630 for (int userId : UserManagerService.getInstance().getUserIds()) { 11631 if (origPermissions.getRuntimePermissionState( 11632 bp.name, userId) != null) { 11633 // Revoke the runtime permission and clear the flags. 11634 origPermissions.revokeRuntimePermission(bp, userId); 11635 origPermissions.updatePermissionFlags(bp, userId, 11636 PackageManager.MASK_PERMISSION_FLAGS, 0); 11637 // If we revoked a permission permission, we have to write. 11638 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11639 changedRuntimePermissionUserIds, userId); 11640 } 11641 } 11642 // Grant an install permission. 11643 if (permissionsState.grantInstallPermission(bp) != 11644 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11645 changedInstallPermission = true; 11646 } 11647 } break; 11648 11649 case GRANT_RUNTIME: { 11650 // Grant previously granted runtime permissions. 11651 for (int userId : UserManagerService.getInstance().getUserIds()) { 11652 PermissionState permissionState = origPermissions 11653 .getRuntimePermissionState(bp.name, userId); 11654 int flags = permissionState != null 11655 ? permissionState.getFlags() : 0; 11656 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 11657 // Don't propagate the permission in a permission review mode if 11658 // the former was revoked, i.e. marked to not propagate on upgrade. 11659 // Note that in a permission review mode install permissions are 11660 // represented as constantly granted runtime ones since we need to 11661 // keep a per user state associated with the permission. Also the 11662 // revoke on upgrade flag is no longer applicable and is reset. 11663 final boolean revokeOnUpgrade = (flags & PackageManager 11664 .FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 11665 if (revokeOnUpgrade) { 11666 flags &= ~PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 11667 // Since we changed the flags, we have to write. 11668 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11669 changedRuntimePermissionUserIds, userId); 11670 } 11671 if (!mPermissionReviewRequired || !revokeOnUpgrade) { 11672 if (permissionsState.grantRuntimePermission(bp, userId) == 11673 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11674 // If we cannot put the permission as it was, 11675 // we have to write. 11676 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11677 changedRuntimePermissionUserIds, userId); 11678 } 11679 } 11680 11681 // If the app supports runtime permissions no need for a review. 11682 if (mPermissionReviewRequired 11683 && appSupportsRuntimePermissions 11684 && (flags & PackageManager 11685 .FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 11686 flags &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 11687 // Since we changed the flags, we have to write. 11688 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11689 changedRuntimePermissionUserIds, userId); 11690 } 11691 } else if (mPermissionReviewRequired 11692 && !appSupportsRuntimePermissions) { 11693 // For legacy apps that need a permission review, every new 11694 // runtime permission is granted but it is pending a review. 11695 // We also need to review only platform defined runtime 11696 // permissions as these are the only ones the platform knows 11697 // how to disable the API to simulate revocation as legacy 11698 // apps don't expect to run with revoked permissions. 11699 if (PLATFORM_PACKAGE_NAME.equals(bp.sourcePackage)) { 11700 if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 11701 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 11702 // We changed the flags, hence have to write. 11703 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11704 changedRuntimePermissionUserIds, userId); 11705 } 11706 } 11707 if (permissionsState.grantRuntimePermission(bp, userId) 11708 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 11709 // We changed the permission, hence have to write. 11710 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11711 changedRuntimePermissionUserIds, userId); 11712 } 11713 } 11714 // Propagate the permission flags. 11715 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 11716 } 11717 } break; 11718 11719 case GRANT_UPGRADE: { 11720 // Grant runtime permissions for a previously held install permission. 11721 PermissionState permissionState = origPermissions 11722 .getInstallPermissionState(bp.name); 11723 final int flags = permissionState != null ? permissionState.getFlags() : 0; 11724 11725 if (origPermissions.revokeInstallPermission(bp) 11726 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 11727 // We will be transferring the permission flags, so clear them. 11728 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 11729 PackageManager.MASK_PERMISSION_FLAGS, 0); 11730 changedInstallPermission = true; 11731 } 11732 11733 // If the permission is not to be promoted to runtime we ignore it and 11734 // also its other flags as they are not applicable to install permissions. 11735 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 11736 for (int userId : currentUserIds) { 11737 if (permissionsState.grantRuntimePermission(bp, userId) != 11738 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11739 // Transfer the permission flags. 11740 permissionsState.updatePermissionFlags(bp, userId, 11741 flags, flags); 11742 // If we granted the permission, we have to write. 11743 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11744 changedRuntimePermissionUserIds, userId); 11745 } 11746 } 11747 } 11748 } break; 11749 11750 default: { 11751 if (packageOfInterest == null 11752 || packageOfInterest.equals(pkg.packageName)) { 11753 Slog.w(TAG, "Not granting permission " + perm 11754 + " to package " + pkg.packageName 11755 + " because it was previously installed without"); 11756 } 11757 } break; 11758 } 11759 } else { 11760 if (permissionsState.revokeInstallPermission(bp) != 11761 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11762 // Also drop the permission flags. 11763 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 11764 PackageManager.MASK_PERMISSION_FLAGS, 0); 11765 changedInstallPermission = true; 11766 Slog.i(TAG, "Un-granting permission " + perm 11767 + " from package " + pkg.packageName 11768 + " (protectionLevel=" + bp.protectionLevel 11769 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 11770 + ")"); 11771 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 11772 // Don't print warning for app op permissions, since it is fine for them 11773 // not to be granted, there is a UI for the user to decide. 11774 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 11775 Slog.w(TAG, "Not granting permission " + perm 11776 + " to package " + pkg.packageName 11777 + " (protectionLevel=" + bp.protectionLevel 11778 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 11779 + ")"); 11780 } 11781 } 11782 } 11783 } 11784 11785 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 11786 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 11787 // This is the first that we have heard about this package, so the 11788 // permissions we have now selected are fixed until explicitly 11789 // changed. 11790 ps.installPermissionsFixed = true; 11791 } 11792 11793 // Persist the runtime permissions state for users with changes. If permissions 11794 // were revoked because no app in the shared user declares them we have to 11795 // write synchronously to avoid losing runtime permissions state. 11796 for (int userId : changedRuntimePermissionUserIds) { 11797 mSettings.writeRuntimePermissionsForUserLPr(userId, runtimePermissionsRevoked); 11798 } 11799 } 11800 11801 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 11802 boolean allowed = false; 11803 final int NP = PackageParser.NEW_PERMISSIONS.length; 11804 for (int ip=0; ip<NP; ip++) { 11805 final PackageParser.NewPermissionInfo npi 11806 = PackageParser.NEW_PERMISSIONS[ip]; 11807 if (npi.name.equals(perm) 11808 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 11809 allowed = true; 11810 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 11811 + pkg.packageName); 11812 break; 11813 } 11814 } 11815 return allowed; 11816 } 11817 11818 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 11819 BasePermission bp, PermissionsState origPermissions) { 11820 boolean privilegedPermission = (bp.protectionLevel 11821 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0; 11822 boolean privappPermissionsDisable = 11823 RoSystemProperties.CONTROL_PRIVAPP_PERMISSIONS_DISABLE; 11824 boolean platformPermission = PLATFORM_PACKAGE_NAME.equals(bp.sourcePackage); 11825 boolean platformPackage = PLATFORM_PACKAGE_NAME.equals(pkg.packageName); 11826 if (!privappPermissionsDisable && privilegedPermission && pkg.isPrivilegedApp() 11827 && !platformPackage && platformPermission) { 11828 ArraySet<String> wlPermissions = SystemConfig.getInstance() 11829 .getPrivAppPermissions(pkg.packageName); 11830 boolean whitelisted = wlPermissions != null && wlPermissions.contains(perm); 11831 if (!whitelisted) { 11832 Slog.w(TAG, "Privileged permission " + perm + " for package " 11833 + pkg.packageName + " - not in privapp-permissions whitelist"); 11834 // Only report violations for apps on system image 11835 if (!mSystemReady && !pkg.isUpdatedSystemApp()) { 11836 if (mPrivappPermissionsViolations == null) { 11837 mPrivappPermissionsViolations = new ArraySet<>(); 11838 } 11839 mPrivappPermissionsViolations.add(pkg.packageName + ": " + perm); 11840 } 11841 if (RoSystemProperties.CONTROL_PRIVAPP_PERMISSIONS_ENFORCE) { 11842 return false; 11843 } 11844 } 11845 } 11846 boolean allowed = (compareSignatures( 11847 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 11848 == PackageManager.SIGNATURE_MATCH) 11849 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 11850 == PackageManager.SIGNATURE_MATCH); 11851 if (!allowed && privilegedPermission) { 11852 if (isSystemApp(pkg)) { 11853 // For updated system applications, a system permission 11854 // is granted only if it had been defined by the original application. 11855 if (pkg.isUpdatedSystemApp()) { 11856 final PackageSetting sysPs = mSettings 11857 .getDisabledSystemPkgLPr(pkg.packageName); 11858 if (sysPs != null && sysPs.getPermissionsState().hasInstallPermission(perm)) { 11859 // If the original was granted this permission, we take 11860 // that grant decision as read and propagate it to the 11861 // update. 11862 if (sysPs.isPrivileged()) { 11863 allowed = true; 11864 } 11865 } else { 11866 // The system apk may have been updated with an older 11867 // version of the one on the data partition, but which 11868 // granted a new system permission that it didn't have 11869 // before. In this case we do want to allow the app to 11870 // now get the new permission if the ancestral apk is 11871 // privileged to get it. 11872 if (sysPs != null && sysPs.pkg != null && sysPs.isPrivileged()) { 11873 for (int j = 0; j < sysPs.pkg.requestedPermissions.size(); j++) { 11874 if (perm.equals(sysPs.pkg.requestedPermissions.get(j))) { 11875 allowed = true; 11876 break; 11877 } 11878 } 11879 } 11880 // Also if a privileged parent package on the system image or any of 11881 // its children requested a privileged permission, the updated child 11882 // packages can also get the permission. 11883 if (pkg.parentPackage != null) { 11884 final PackageSetting disabledSysParentPs = mSettings 11885 .getDisabledSystemPkgLPr(pkg.parentPackage.packageName); 11886 if (disabledSysParentPs != null && disabledSysParentPs.pkg != null 11887 && disabledSysParentPs.isPrivileged()) { 11888 if (isPackageRequestingPermission(disabledSysParentPs.pkg, perm)) { 11889 allowed = true; 11890 } else if (disabledSysParentPs.pkg.childPackages != null) { 11891 final int count = disabledSysParentPs.pkg.childPackages.size(); 11892 for (int i = 0; i < count; i++) { 11893 PackageParser.Package disabledSysChildPkg = 11894 disabledSysParentPs.pkg.childPackages.get(i); 11895 if (isPackageRequestingPermission(disabledSysChildPkg, 11896 perm)) { 11897 allowed = true; 11898 break; 11899 } 11900 } 11901 } 11902 } 11903 } 11904 } 11905 } else { 11906 allowed = isPrivilegedApp(pkg); 11907 } 11908 } 11909 } 11910 if (!allowed) { 11911 if (!allowed && (bp.protectionLevel 11912 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 11913 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 11914 // If this was a previously normal/dangerous permission that got moved 11915 // to a system permission as part of the runtime permission redesign, then 11916 // we still want to blindly grant it to old apps. 11917 allowed = true; 11918 } 11919 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 11920 && pkg.packageName.equals(mRequiredInstallerPackage)) { 11921 // If this permission is to be granted to the system installer and 11922 // this app is an installer, then it gets the permission. 11923 allowed = true; 11924 } 11925 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 11926 && pkg.packageName.equals(mRequiredVerifierPackage)) { 11927 // If this permission is to be granted to the system verifier and 11928 // this app is a verifier, then it gets the permission. 11929 allowed = true; 11930 } 11931 if (!allowed && (bp.protectionLevel 11932 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 11933 && isSystemApp(pkg)) { 11934 // Any pre-installed system app is allowed to get this permission. 11935 allowed = true; 11936 } 11937 if (!allowed && (bp.protectionLevel 11938 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 11939 // For development permissions, a development permission 11940 // is granted only if it was already granted. 11941 allowed = origPermissions.hasInstallPermission(perm); 11942 } 11943 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_SETUP) != 0 11944 && pkg.packageName.equals(mSetupWizardPackage)) { 11945 // If this permission is to be granted to the system setup wizard and 11946 // this app is a setup wizard, then it gets the permission. 11947 allowed = true; 11948 } 11949 } 11950 return allowed; 11951 } 11952 11953 private boolean isPackageRequestingPermission(PackageParser.Package pkg, String permission) { 11954 final int permCount = pkg.requestedPermissions.size(); 11955 for (int j = 0; j < permCount; j++) { 11956 String requestedPermission = pkg.requestedPermissions.get(j); 11957 if (permission.equals(requestedPermission)) { 11958 return true; 11959 } 11960 } 11961 return false; 11962 } 11963 11964 final class ActivityIntentResolver 11965 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 11966 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 11967 boolean defaultOnly, int userId) { 11968 if (!sUserManager.exists(userId)) return null; 11969 mFlags = (defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0); 11970 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 11971 } 11972 11973 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 11974 int userId) { 11975 if (!sUserManager.exists(userId)) return null; 11976 mFlags = flags; 11977 return super.queryIntent(intent, resolvedType, 11978 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 11979 userId); 11980 } 11981 11982 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 11983 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 11984 if (!sUserManager.exists(userId)) return null; 11985 if (packageActivities == null) { 11986 return null; 11987 } 11988 mFlags = flags; 11989 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 11990 final int N = packageActivities.size(); 11991 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 11992 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 11993 11994 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 11995 for (int i = 0; i < N; ++i) { 11996 intentFilters = packageActivities.get(i).intents; 11997 if (intentFilters != null && intentFilters.size() > 0) { 11998 PackageParser.ActivityIntentInfo[] array = 11999 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 12000 intentFilters.toArray(array); 12001 listCut.add(array); 12002 } 12003 } 12004 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12005 } 12006 12007 /** 12008 * Finds a privileged activity that matches the specified activity names. 12009 */ 12010 private PackageParser.Activity findMatchingActivity( 12011 List<PackageParser.Activity> activityList, ActivityInfo activityInfo) { 12012 for (PackageParser.Activity sysActivity : activityList) { 12013 if (sysActivity.info.name.equals(activityInfo.name)) { 12014 return sysActivity; 12015 } 12016 if (sysActivity.info.name.equals(activityInfo.targetActivity)) { 12017 return sysActivity; 12018 } 12019 if (sysActivity.info.targetActivity != null) { 12020 if (sysActivity.info.targetActivity.equals(activityInfo.name)) { 12021 return sysActivity; 12022 } 12023 if (sysActivity.info.targetActivity.equals(activityInfo.targetActivity)) { 12024 return sysActivity; 12025 } 12026 } 12027 } 12028 return null; 12029 } 12030 12031 public class IterGenerator<E> { 12032 public Iterator<E> generate(ActivityIntentInfo info) { 12033 return null; 12034 } 12035 } 12036 12037 public class ActionIterGenerator extends IterGenerator<String> { 12038 @Override 12039 public Iterator<String> generate(ActivityIntentInfo info) { 12040 return info.actionsIterator(); 12041 } 12042 } 12043 12044 public class CategoriesIterGenerator extends IterGenerator<String> { 12045 @Override 12046 public Iterator<String> generate(ActivityIntentInfo info) { 12047 return info.categoriesIterator(); 12048 } 12049 } 12050 12051 public class SchemesIterGenerator extends IterGenerator<String> { 12052 @Override 12053 public Iterator<String> generate(ActivityIntentInfo info) { 12054 return info.schemesIterator(); 12055 } 12056 } 12057 12058 public class AuthoritiesIterGenerator extends IterGenerator<IntentFilter.AuthorityEntry> { 12059 @Override 12060 public Iterator<IntentFilter.AuthorityEntry> generate(ActivityIntentInfo info) { 12061 return info.authoritiesIterator(); 12062 } 12063 } 12064 12065 /** 12066 * <em>WARNING</em> for performance reasons, the passed in intentList WILL BE 12067 * MODIFIED. Do not pass in a list that should not be changed. 12068 */ 12069 private <T> void getIntentListSubset(List<ActivityIntentInfo> intentList, 12070 IterGenerator<T> generator, Iterator<T> searchIterator) { 12071 // loop through the set of actions; every one must be found in the intent filter 12072 while (searchIterator.hasNext()) { 12073 // we must have at least one filter in the list to consider a match 12074 if (intentList.size() == 0) { 12075 break; 12076 } 12077 12078 final T searchAction = searchIterator.next(); 12079 12080 // loop through the set of intent filters 12081 final Iterator<ActivityIntentInfo> intentIter = intentList.iterator(); 12082 while (intentIter.hasNext()) { 12083 final ActivityIntentInfo intentInfo = intentIter.next(); 12084 boolean selectionFound = false; 12085 12086 // loop through the intent filter's selection criteria; at least one 12087 // of them must match the searched criteria 12088 final Iterator<T> intentSelectionIter = generator.generate(intentInfo); 12089 while (intentSelectionIter != null && intentSelectionIter.hasNext()) { 12090 final T intentSelection = intentSelectionIter.next(); 12091 if (intentSelection != null && intentSelection.equals(searchAction)) { 12092 selectionFound = true; 12093 break; 12094 } 12095 } 12096 12097 // the selection criteria wasn't found in this filter's set; this filter 12098 // is not a potential match 12099 if (!selectionFound) { 12100 intentIter.remove(); 12101 } 12102 } 12103 } 12104 } 12105 12106 private boolean isProtectedAction(ActivityIntentInfo filter) { 12107 final Iterator<String> actionsIter = filter.actionsIterator(); 12108 while (actionsIter != null && actionsIter.hasNext()) { 12109 final String filterAction = actionsIter.next(); 12110 if (PROTECTED_ACTIONS.contains(filterAction)) { 12111 return true; 12112 } 12113 } 12114 return false; 12115 } 12116 12117 /** 12118 * Adjusts the priority of the given intent filter according to policy. 12119 * <p> 12120 * <ul> 12121 * <li>The priority for non privileged applications is capped to '0'</li> 12122 * <li>The priority for protected actions on privileged applications is capped to '0'</li> 12123 * <li>The priority for unbundled updates to privileged applications is capped to the 12124 * priority defined on the system partition</li> 12125 * </ul> 12126 * <p> 12127 * <em>NOTE:</em> There is one exception. For security reasons, the setup wizard is 12128 * allowed to obtain any priority on any action. 12129 */ 12130 private void adjustPriority( 12131 List<PackageParser.Activity> systemActivities, ActivityIntentInfo intent) { 12132 // nothing to do; priority is fine as-is 12133 if (intent.getPriority() <= 0) { 12134 return; 12135 } 12136 12137 final ActivityInfo activityInfo = intent.activity.info; 12138 final ApplicationInfo applicationInfo = activityInfo.applicationInfo; 12139 12140 final boolean privilegedApp = 12141 ((applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0); 12142 if (!privilegedApp) { 12143 // non-privileged applications can never define a priority >0 12144 Slog.w(TAG, "Non-privileged app; cap priority to 0;" 12145 + " package: " + applicationInfo.packageName 12146 + " activity: " + intent.activity.className 12147 + " origPrio: " + intent.getPriority()); 12148 intent.setPriority(0); 12149 return; 12150 } 12151 12152 if (systemActivities == null) { 12153 // the system package is not disabled; we're parsing the system partition 12154 if (isProtectedAction(intent)) { 12155 if (mDeferProtectedFilters) { 12156 // We can't deal with these just yet. No component should ever obtain a 12157 // >0 priority for a protected actions, with ONE exception -- the setup 12158 // wizard. The setup wizard, however, cannot be known until we're able to 12159 // query it for the category CATEGORY_SETUP_WIZARD. Which we can't do 12160 // until all intent filters have been processed. Chicken, meet egg. 12161 // Let the filter temporarily have a high priority and rectify the 12162 // priorities after all system packages have been scanned. 12163 mProtectedFilters.add(intent); 12164 if (DEBUG_FILTERS) { 12165 Slog.i(TAG, "Protected action; save for later;" 12166 + " package: " + applicationInfo.packageName 12167 + " activity: " + intent.activity.className 12168 + " origPrio: " + intent.getPriority()); 12169 } 12170 return; 12171 } else { 12172 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 12173 Slog.i(TAG, "No setup wizard;" 12174 + " All protected intents capped to priority 0"); 12175 } 12176 if (intent.activity.info.packageName.equals(mSetupWizardPackage)) { 12177 if (DEBUG_FILTERS) { 12178 Slog.i(TAG, "Found setup wizard;" 12179 + " allow priority " + intent.getPriority() + ";" 12180 + " package: " + intent.activity.info.packageName 12181 + " activity: " + intent.activity.className 12182 + " priority: " + intent.getPriority()); 12183 } 12184 // setup wizard gets whatever it wants 12185 return; 12186 } 12187 Slog.w(TAG, "Protected action; cap priority to 0;" 12188 + " package: " + intent.activity.info.packageName 12189 + " activity: " + intent.activity.className 12190 + " origPrio: " + intent.getPriority()); 12191 intent.setPriority(0); 12192 return; 12193 } 12194 } 12195 // privileged apps on the system image get whatever priority they request 12196 return; 12197 } 12198 12199 // privileged app unbundled update ... try to find the same activity 12200 final PackageParser.Activity foundActivity = 12201 findMatchingActivity(systemActivities, activityInfo); 12202 if (foundActivity == null) { 12203 // this is a new activity; it cannot obtain >0 priority 12204 if (DEBUG_FILTERS) { 12205 Slog.i(TAG, "New activity; cap priority to 0;" 12206 + " package: " + applicationInfo.packageName 12207 + " activity: " + intent.activity.className 12208 + " origPrio: " + intent.getPriority()); 12209 } 12210 intent.setPriority(0); 12211 return; 12212 } 12213 12214 // found activity, now check for filter equivalence 12215 12216 // a shallow copy is enough; we modify the list, not its contents 12217 final List<ActivityIntentInfo> intentListCopy = 12218 new ArrayList<>(foundActivity.intents); 12219 final List<ActivityIntentInfo> foundFilters = findFilters(intent); 12220 12221 // find matching action subsets 12222 final Iterator<String> actionsIterator = intent.actionsIterator(); 12223 if (actionsIterator != null) { 12224 getIntentListSubset( 12225 intentListCopy, new ActionIterGenerator(), actionsIterator); 12226 if (intentListCopy.size() == 0) { 12227 // no more intents to match; we're not equivalent 12228 if (DEBUG_FILTERS) { 12229 Slog.i(TAG, "Mismatched action; cap priority to 0;" 12230 + " package: " + applicationInfo.packageName 12231 + " activity: " + intent.activity.className 12232 + " origPrio: " + intent.getPriority()); 12233 } 12234 intent.setPriority(0); 12235 return; 12236 } 12237 } 12238 12239 // find matching category subsets 12240 final Iterator<String> categoriesIterator = intent.categoriesIterator(); 12241 if (categoriesIterator != null) { 12242 getIntentListSubset(intentListCopy, new CategoriesIterGenerator(), 12243 categoriesIterator); 12244 if (intentListCopy.size() == 0) { 12245 // no more intents to match; we're not equivalent 12246 if (DEBUG_FILTERS) { 12247 Slog.i(TAG, "Mismatched category; cap priority to 0;" 12248 + " package: " + applicationInfo.packageName 12249 + " activity: " + intent.activity.className 12250 + " origPrio: " + intent.getPriority()); 12251 } 12252 intent.setPriority(0); 12253 return; 12254 } 12255 } 12256 12257 // find matching schemes subsets 12258 final Iterator<String> schemesIterator = intent.schemesIterator(); 12259 if (schemesIterator != null) { 12260 getIntentListSubset(intentListCopy, new SchemesIterGenerator(), 12261 schemesIterator); 12262 if (intentListCopy.size() == 0) { 12263 // no more intents to match; we're not equivalent 12264 if (DEBUG_FILTERS) { 12265 Slog.i(TAG, "Mismatched scheme; cap priority to 0;" 12266 + " package: " + applicationInfo.packageName 12267 + " activity: " + intent.activity.className 12268 + " origPrio: " + intent.getPriority()); 12269 } 12270 intent.setPriority(0); 12271 return; 12272 } 12273 } 12274 12275 // find matching authorities subsets 12276 final Iterator<IntentFilter.AuthorityEntry> 12277 authoritiesIterator = intent.authoritiesIterator(); 12278 if (authoritiesIterator != null) { 12279 getIntentListSubset(intentListCopy, 12280 new AuthoritiesIterGenerator(), 12281 authoritiesIterator); 12282 if (intentListCopy.size() == 0) { 12283 // no more intents to match; we're not equivalent 12284 if (DEBUG_FILTERS) { 12285 Slog.i(TAG, "Mismatched authority; cap priority to 0;" 12286 + " package: " + applicationInfo.packageName 12287 + " activity: " + intent.activity.className 12288 + " origPrio: " + intent.getPriority()); 12289 } 12290 intent.setPriority(0); 12291 return; 12292 } 12293 } 12294 12295 // we found matching filter(s); app gets the max priority of all intents 12296 int cappedPriority = 0; 12297 for (int i = intentListCopy.size() - 1; i >= 0; --i) { 12298 cappedPriority = Math.max(cappedPriority, intentListCopy.get(i).getPriority()); 12299 } 12300 if (intent.getPriority() > cappedPriority) { 12301 if (DEBUG_FILTERS) { 12302 Slog.i(TAG, "Found matching filter(s);" 12303 + " cap priority to " + cappedPriority + ";" 12304 + " package: " + applicationInfo.packageName 12305 + " activity: " + intent.activity.className 12306 + " origPrio: " + intent.getPriority()); 12307 } 12308 intent.setPriority(cappedPriority); 12309 return; 12310 } 12311 // all this for nothing; the requested priority was <= what was on the system 12312 } 12313 12314 public final void addActivity(PackageParser.Activity a, String type) { 12315 mActivities.put(a.getComponentName(), a); 12316 if (DEBUG_SHOW_INFO) 12317 Log.v( 12318 TAG, " " + type + " " + 12319 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 12320 if (DEBUG_SHOW_INFO) 12321 Log.v(TAG, " Class=" + a.info.name); 12322 final int NI = a.intents.size(); 12323 for (int j=0; j<NI; j++) { 12324 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12325 if ("activity".equals(type)) { 12326 final PackageSetting ps = 12327 mSettings.getDisabledSystemPkgLPr(intent.activity.info.packageName); 12328 final List<PackageParser.Activity> systemActivities = 12329 ps != null && ps.pkg != null ? ps.pkg.activities : null; 12330 adjustPriority(systemActivities, intent); 12331 } 12332 if (DEBUG_SHOW_INFO) { 12333 Log.v(TAG, " IntentFilter:"); 12334 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12335 } 12336 if (!intent.debugCheck()) { 12337 Log.w(TAG, "==> For Activity " + a.info.name); 12338 } 12339 addFilter(intent); 12340 } 12341 } 12342 12343 public final void removeActivity(PackageParser.Activity a, String type) { 12344 mActivities.remove(a.getComponentName()); 12345 if (DEBUG_SHOW_INFO) { 12346 Log.v(TAG, " " + type + " " 12347 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 12348 : a.info.name) + ":"); 12349 Log.v(TAG, " Class=" + a.info.name); 12350 } 12351 final int NI = a.intents.size(); 12352 for (int j=0; j<NI; j++) { 12353 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12354 if (DEBUG_SHOW_INFO) { 12355 Log.v(TAG, " IntentFilter:"); 12356 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12357 } 12358 removeFilter(intent); 12359 } 12360 } 12361 12362 @Override 12363 protected boolean allowFilterResult( 12364 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 12365 ActivityInfo filterAi = filter.activity.info; 12366 for (int i=dest.size()-1; i>=0; i--) { 12367 ActivityInfo destAi = dest.get(i).activityInfo; 12368 if (destAi.name == filterAi.name 12369 && destAi.packageName == filterAi.packageName) { 12370 return false; 12371 } 12372 } 12373 return true; 12374 } 12375 12376 @Override 12377 protected ActivityIntentInfo[] newArray(int size) { 12378 return new ActivityIntentInfo[size]; 12379 } 12380 12381 @Override 12382 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 12383 if (!sUserManager.exists(userId)) return true; 12384 PackageParser.Package p = filter.activity.owner; 12385 if (p != null) { 12386 PackageSetting ps = (PackageSetting)p.mExtras; 12387 if (ps != null) { 12388 // System apps are never considered stopped for purposes of 12389 // filtering, because there may be no way for the user to 12390 // actually re-launch them. 12391 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 12392 && ps.getStopped(userId); 12393 } 12394 } 12395 return false; 12396 } 12397 12398 @Override 12399 protected boolean isPackageForFilter(String packageName, 12400 PackageParser.ActivityIntentInfo info) { 12401 return packageName.equals(info.activity.owner.packageName); 12402 } 12403 12404 @Override 12405 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 12406 int match, int userId) { 12407 if (!sUserManager.exists(userId)) return null; 12408 if (!mSettings.isEnabledAndMatchLPr(info.activity.info, mFlags, userId)) { 12409 return null; 12410 } 12411 final PackageParser.Activity activity = info.activity; 12412 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 12413 if (ps == null) { 12414 return null; 12415 } 12416 final PackageUserState userState = ps.readUserState(userId); 12417 ActivityInfo ai = generateActivityInfo(activity, mFlags, userState, userId); 12418 if (ai == null) { 12419 return null; 12420 } 12421 final boolean matchVisibleToInstantApp = 12422 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12423 final boolean isInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12424 // throw out filters that aren't visible to ephemeral apps 12425 if (matchVisibleToInstantApp 12426 && !(info.isVisibleToInstantApp() || userState.instantApp)) { 12427 return null; 12428 } 12429 // throw out ephemeral filters if we're not explicitly requesting them 12430 if (!isInstantApp && userState.instantApp) { 12431 return null; 12432 } 12433 // throw out instant app filters if updates are available; will trigger 12434 // instant app resolution 12435 if (userState.instantApp && ps.isUpdateAvailable()) { 12436 return null; 12437 } 12438 final ResolveInfo res = new ResolveInfo(); 12439 res.activityInfo = ai; 12440 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12441 res.filter = info; 12442 } 12443 if (info != null) { 12444 res.handleAllWebDataURI = info.handleAllWebDataURI(); 12445 } 12446 res.priority = info.getPriority(); 12447 res.preferredOrder = activity.owner.mPreferredOrder; 12448 //System.out.println("Result: " + res.activityInfo.className + 12449 // " = " + res.priority); 12450 res.match = match; 12451 res.isDefault = info.hasDefault; 12452 res.labelRes = info.labelRes; 12453 res.nonLocalizedLabel = info.nonLocalizedLabel; 12454 if (userNeedsBadging(userId)) { 12455 res.noResourceId = true; 12456 } else { 12457 res.icon = info.icon; 12458 } 12459 res.iconResourceId = info.icon; 12460 res.system = res.activityInfo.applicationInfo.isSystemApp(); 12461 res.instantAppAvailable = userState.instantApp; 12462 return res; 12463 } 12464 12465 @Override 12466 protected void sortResults(List<ResolveInfo> results) { 12467 Collections.sort(results, mResolvePrioritySorter); 12468 } 12469 12470 @Override 12471 protected void dumpFilter(PrintWriter out, String prefix, 12472 PackageParser.ActivityIntentInfo filter) { 12473 out.print(prefix); out.print( 12474 Integer.toHexString(System.identityHashCode(filter.activity))); 12475 out.print(' '); 12476 filter.activity.printComponentShortName(out); 12477 out.print(" filter "); 12478 out.println(Integer.toHexString(System.identityHashCode(filter))); 12479 } 12480 12481 @Override 12482 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 12483 return filter.activity; 12484 } 12485 12486 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12487 PackageParser.Activity activity = (PackageParser.Activity)label; 12488 out.print(prefix); out.print( 12489 Integer.toHexString(System.identityHashCode(activity))); 12490 out.print(' '); 12491 activity.printComponentShortName(out); 12492 if (count > 1) { 12493 out.print(" ("); out.print(count); out.print(" filters)"); 12494 } 12495 out.println(); 12496 } 12497 12498 // Keys are String (activity class name), values are Activity. 12499 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 12500 = new ArrayMap<ComponentName, PackageParser.Activity>(); 12501 private int mFlags; 12502 } 12503 12504 private final class ServiceIntentResolver 12505 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 12506 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12507 boolean defaultOnly, int userId) { 12508 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12509 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12510 } 12511 12512 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12513 int userId) { 12514 if (!sUserManager.exists(userId)) return null; 12515 mFlags = flags; 12516 return super.queryIntent(intent, resolvedType, 12517 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12518 userId); 12519 } 12520 12521 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12522 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 12523 if (!sUserManager.exists(userId)) return null; 12524 if (packageServices == null) { 12525 return null; 12526 } 12527 mFlags = flags; 12528 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 12529 final int N = packageServices.size(); 12530 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 12531 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 12532 12533 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 12534 for (int i = 0; i < N; ++i) { 12535 intentFilters = packageServices.get(i).intents; 12536 if (intentFilters != null && intentFilters.size() > 0) { 12537 PackageParser.ServiceIntentInfo[] array = 12538 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 12539 intentFilters.toArray(array); 12540 listCut.add(array); 12541 } 12542 } 12543 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12544 } 12545 12546 public final void addService(PackageParser.Service s) { 12547 mServices.put(s.getComponentName(), s); 12548 if (DEBUG_SHOW_INFO) { 12549 Log.v(TAG, " " 12550 + (s.info.nonLocalizedLabel != null 12551 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12552 Log.v(TAG, " Class=" + s.info.name); 12553 } 12554 final int NI = s.intents.size(); 12555 int j; 12556 for (j=0; j<NI; j++) { 12557 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12558 if (DEBUG_SHOW_INFO) { 12559 Log.v(TAG, " IntentFilter:"); 12560 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12561 } 12562 if (!intent.debugCheck()) { 12563 Log.w(TAG, "==> For Service " + s.info.name); 12564 } 12565 addFilter(intent); 12566 } 12567 } 12568 12569 public final void removeService(PackageParser.Service s) { 12570 mServices.remove(s.getComponentName()); 12571 if (DEBUG_SHOW_INFO) { 12572 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 12573 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12574 Log.v(TAG, " Class=" + s.info.name); 12575 } 12576 final int NI = s.intents.size(); 12577 int j; 12578 for (j=0; j<NI; j++) { 12579 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12580 if (DEBUG_SHOW_INFO) { 12581 Log.v(TAG, " IntentFilter:"); 12582 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12583 } 12584 removeFilter(intent); 12585 } 12586 } 12587 12588 @Override 12589 protected boolean allowFilterResult( 12590 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 12591 ServiceInfo filterSi = filter.service.info; 12592 for (int i=dest.size()-1; i>=0; i--) { 12593 ServiceInfo destAi = dest.get(i).serviceInfo; 12594 if (destAi.name == filterSi.name 12595 && destAi.packageName == filterSi.packageName) { 12596 return false; 12597 } 12598 } 12599 return true; 12600 } 12601 12602 @Override 12603 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 12604 return new PackageParser.ServiceIntentInfo[size]; 12605 } 12606 12607 @Override 12608 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 12609 if (!sUserManager.exists(userId)) return true; 12610 PackageParser.Package p = filter.service.owner; 12611 if (p != null) { 12612 PackageSetting ps = (PackageSetting)p.mExtras; 12613 if (ps != null) { 12614 // System apps are never considered stopped for purposes of 12615 // filtering, because there may be no way for the user to 12616 // actually re-launch them. 12617 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 12618 && ps.getStopped(userId); 12619 } 12620 } 12621 return false; 12622 } 12623 12624 @Override 12625 protected boolean isPackageForFilter(String packageName, 12626 PackageParser.ServiceIntentInfo info) { 12627 return packageName.equals(info.service.owner.packageName); 12628 } 12629 12630 @Override 12631 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 12632 int match, int userId) { 12633 if (!sUserManager.exists(userId)) return null; 12634 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 12635 if (!mSettings.isEnabledAndMatchLPr(info.service.info, mFlags, userId)) { 12636 return null; 12637 } 12638 final PackageParser.Service service = info.service; 12639 PackageSetting ps = (PackageSetting) service.owner.mExtras; 12640 if (ps == null) { 12641 return null; 12642 } 12643 final PackageUserState userState = ps.readUserState(userId); 12644 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 12645 userState, userId); 12646 if (si == null) { 12647 return null; 12648 } 12649 final boolean matchVisibleToInstantApp = 12650 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12651 final boolean isInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12652 // throw out filters that aren't visible to ephemeral apps 12653 if (matchVisibleToInstantApp 12654 && !(info.isVisibleToInstantApp() || userState.instantApp)) { 12655 return null; 12656 } 12657 // throw out ephemeral filters if we're not explicitly requesting them 12658 if (!isInstantApp && userState.instantApp) { 12659 return null; 12660 } 12661 // throw out instant app filters if updates are available; will trigger 12662 // instant app resolution 12663 if (userState.instantApp && ps.isUpdateAvailable()) { 12664 return null; 12665 } 12666 final ResolveInfo res = new ResolveInfo(); 12667 res.serviceInfo = si; 12668 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12669 res.filter = filter; 12670 } 12671 res.priority = info.getPriority(); 12672 res.preferredOrder = service.owner.mPreferredOrder; 12673 res.match = match; 12674 res.isDefault = info.hasDefault; 12675 res.labelRes = info.labelRes; 12676 res.nonLocalizedLabel = info.nonLocalizedLabel; 12677 res.icon = info.icon; 12678 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 12679 return res; 12680 } 12681 12682 @Override 12683 protected void sortResults(List<ResolveInfo> results) { 12684 Collections.sort(results, mResolvePrioritySorter); 12685 } 12686 12687 @Override 12688 protected void dumpFilter(PrintWriter out, String prefix, 12689 PackageParser.ServiceIntentInfo filter) { 12690 out.print(prefix); out.print( 12691 Integer.toHexString(System.identityHashCode(filter.service))); 12692 out.print(' '); 12693 filter.service.printComponentShortName(out); 12694 out.print(" filter "); 12695 out.println(Integer.toHexString(System.identityHashCode(filter))); 12696 } 12697 12698 @Override 12699 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 12700 return filter.service; 12701 } 12702 12703 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12704 PackageParser.Service service = (PackageParser.Service)label; 12705 out.print(prefix); out.print( 12706 Integer.toHexString(System.identityHashCode(service))); 12707 out.print(' '); 12708 service.printComponentShortName(out); 12709 if (count > 1) { 12710 out.print(" ("); out.print(count); out.print(" filters)"); 12711 } 12712 out.println(); 12713 } 12714 12715// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 12716// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 12717// final List<ResolveInfo> retList = Lists.newArrayList(); 12718// while (i.hasNext()) { 12719// final ResolveInfo resolveInfo = (ResolveInfo) i; 12720// if (isEnabledLP(resolveInfo.serviceInfo)) { 12721// retList.add(resolveInfo); 12722// } 12723// } 12724// return retList; 12725// } 12726 12727 // Keys are String (activity class name), values are Activity. 12728 private final ArrayMap<ComponentName, PackageParser.Service> mServices 12729 = new ArrayMap<ComponentName, PackageParser.Service>(); 12730 private int mFlags; 12731 } 12732 12733 private final class ProviderIntentResolver 12734 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 12735 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12736 boolean defaultOnly, int userId) { 12737 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12738 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12739 } 12740 12741 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12742 int userId) { 12743 if (!sUserManager.exists(userId)) 12744 return null; 12745 mFlags = flags; 12746 return super.queryIntent(intent, resolvedType, 12747 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12748 userId); 12749 } 12750 12751 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12752 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 12753 if (!sUserManager.exists(userId)) 12754 return null; 12755 if (packageProviders == null) { 12756 return null; 12757 } 12758 mFlags = flags; 12759 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 12760 final int N = packageProviders.size(); 12761 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 12762 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 12763 12764 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 12765 for (int i = 0; i < N; ++i) { 12766 intentFilters = packageProviders.get(i).intents; 12767 if (intentFilters != null && intentFilters.size() > 0) { 12768 PackageParser.ProviderIntentInfo[] array = 12769 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 12770 intentFilters.toArray(array); 12771 listCut.add(array); 12772 } 12773 } 12774 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12775 } 12776 12777 public final void addProvider(PackageParser.Provider p) { 12778 if (mProviders.containsKey(p.getComponentName())) { 12779 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 12780 return; 12781 } 12782 12783 mProviders.put(p.getComponentName(), p); 12784 if (DEBUG_SHOW_INFO) { 12785 Log.v(TAG, " " 12786 + (p.info.nonLocalizedLabel != null 12787 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 12788 Log.v(TAG, " Class=" + p.info.name); 12789 } 12790 final int NI = p.intents.size(); 12791 int j; 12792 for (j = 0; j < NI; j++) { 12793 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 12794 if (DEBUG_SHOW_INFO) { 12795 Log.v(TAG, " IntentFilter:"); 12796 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12797 } 12798 if (!intent.debugCheck()) { 12799 Log.w(TAG, "==> For Provider " + p.info.name); 12800 } 12801 addFilter(intent); 12802 } 12803 } 12804 12805 public final void removeProvider(PackageParser.Provider p) { 12806 mProviders.remove(p.getComponentName()); 12807 if (DEBUG_SHOW_INFO) { 12808 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 12809 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 12810 Log.v(TAG, " Class=" + p.info.name); 12811 } 12812 final int NI = p.intents.size(); 12813 int j; 12814 for (j = 0; j < NI; j++) { 12815 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 12816 if (DEBUG_SHOW_INFO) { 12817 Log.v(TAG, " IntentFilter:"); 12818 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12819 } 12820 removeFilter(intent); 12821 } 12822 } 12823 12824 @Override 12825 protected boolean allowFilterResult( 12826 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 12827 ProviderInfo filterPi = filter.provider.info; 12828 for (int i = dest.size() - 1; i >= 0; i--) { 12829 ProviderInfo destPi = dest.get(i).providerInfo; 12830 if (destPi.name == filterPi.name 12831 && destPi.packageName == filterPi.packageName) { 12832 return false; 12833 } 12834 } 12835 return true; 12836 } 12837 12838 @Override 12839 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 12840 return new PackageParser.ProviderIntentInfo[size]; 12841 } 12842 12843 @Override 12844 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 12845 if (!sUserManager.exists(userId)) 12846 return true; 12847 PackageParser.Package p = filter.provider.owner; 12848 if (p != null) { 12849 PackageSetting ps = (PackageSetting) p.mExtras; 12850 if (ps != null) { 12851 // System apps are never considered stopped for purposes of 12852 // filtering, because there may be no way for the user to 12853 // actually re-launch them. 12854 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 12855 && ps.getStopped(userId); 12856 } 12857 } 12858 return false; 12859 } 12860 12861 @Override 12862 protected boolean isPackageForFilter(String packageName, 12863 PackageParser.ProviderIntentInfo info) { 12864 return packageName.equals(info.provider.owner.packageName); 12865 } 12866 12867 @Override 12868 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 12869 int match, int userId) { 12870 if (!sUserManager.exists(userId)) 12871 return null; 12872 final PackageParser.ProviderIntentInfo info = filter; 12873 if (!mSettings.isEnabledAndMatchLPr(info.provider.info, mFlags, userId)) { 12874 return null; 12875 } 12876 final PackageParser.Provider provider = info.provider; 12877 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 12878 if (ps == null) { 12879 return null; 12880 } 12881 final PackageUserState userState = ps.readUserState(userId); 12882 final boolean matchVisibleToInstantApp = 12883 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12884 final boolean isInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12885 // throw out filters that aren't visible to instant applications 12886 if (matchVisibleToInstantApp 12887 && !(info.isVisibleToInstantApp() || userState.instantApp)) { 12888 return null; 12889 } 12890 // throw out instant application filters if we're not explicitly requesting them 12891 if (!isInstantApp && userState.instantApp) { 12892 return null; 12893 } 12894 // throw out instant application filters if updates are available; will trigger 12895 // instant application resolution 12896 if (userState.instantApp && ps.isUpdateAvailable()) { 12897 return null; 12898 } 12899 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 12900 userState, userId); 12901 if (pi == null) { 12902 return null; 12903 } 12904 final ResolveInfo res = new ResolveInfo(); 12905 res.providerInfo = pi; 12906 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 12907 res.filter = filter; 12908 } 12909 res.priority = info.getPriority(); 12910 res.preferredOrder = provider.owner.mPreferredOrder; 12911 res.match = match; 12912 res.isDefault = info.hasDefault; 12913 res.labelRes = info.labelRes; 12914 res.nonLocalizedLabel = info.nonLocalizedLabel; 12915 res.icon = info.icon; 12916 res.system = res.providerInfo.applicationInfo.isSystemApp(); 12917 return res; 12918 } 12919 12920 @Override 12921 protected void sortResults(List<ResolveInfo> results) { 12922 Collections.sort(results, mResolvePrioritySorter); 12923 } 12924 12925 @Override 12926 protected void dumpFilter(PrintWriter out, String prefix, 12927 PackageParser.ProviderIntentInfo filter) { 12928 out.print(prefix); 12929 out.print( 12930 Integer.toHexString(System.identityHashCode(filter.provider))); 12931 out.print(' '); 12932 filter.provider.printComponentShortName(out); 12933 out.print(" filter "); 12934 out.println(Integer.toHexString(System.identityHashCode(filter))); 12935 } 12936 12937 @Override 12938 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 12939 return filter.provider; 12940 } 12941 12942 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12943 PackageParser.Provider provider = (PackageParser.Provider)label; 12944 out.print(prefix); out.print( 12945 Integer.toHexString(System.identityHashCode(provider))); 12946 out.print(' '); 12947 provider.printComponentShortName(out); 12948 if (count > 1) { 12949 out.print(" ("); out.print(count); out.print(" filters)"); 12950 } 12951 out.println(); 12952 } 12953 12954 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 12955 = new ArrayMap<ComponentName, PackageParser.Provider>(); 12956 private int mFlags; 12957 } 12958 12959 static final class EphemeralIntentResolver 12960 extends IntentResolver<AuxiliaryResolveInfo, AuxiliaryResolveInfo> { 12961 /** 12962 * The result that has the highest defined order. Ordering applies on a 12963 * per-package basis. Mapping is from package name to Pair of order and 12964 * EphemeralResolveInfo. 12965 * <p> 12966 * NOTE: This is implemented as a field variable for convenience and efficiency. 12967 * By having a field variable, we're able to track filter ordering as soon as 12968 * a non-zero order is defined. Otherwise, multiple loops across the result set 12969 * would be needed to apply ordering. If the intent resolver becomes re-entrant, 12970 * this needs to be contained entirely within {@link #filterResults}. 12971 */ 12972 final ArrayMap<String, Pair<Integer, InstantAppResolveInfo>> mOrderResult = new ArrayMap<>(); 12973 12974 @Override 12975 protected AuxiliaryResolveInfo[] newArray(int size) { 12976 return new AuxiliaryResolveInfo[size]; 12977 } 12978 12979 @Override 12980 protected boolean isPackageForFilter(String packageName, AuxiliaryResolveInfo responseObj) { 12981 return true; 12982 } 12983 12984 @Override 12985 protected AuxiliaryResolveInfo newResult(AuxiliaryResolveInfo responseObj, int match, 12986 int userId) { 12987 if (!sUserManager.exists(userId)) { 12988 return null; 12989 } 12990 final String packageName = responseObj.resolveInfo.getPackageName(); 12991 final Integer order = responseObj.getOrder(); 12992 final Pair<Integer, InstantAppResolveInfo> lastOrderResult = 12993 mOrderResult.get(packageName); 12994 // ordering is enabled and this item's order isn't high enough 12995 if (lastOrderResult != null && lastOrderResult.first >= order) { 12996 return null; 12997 } 12998 final InstantAppResolveInfo res = responseObj.resolveInfo; 12999 if (order > 0) { 13000 // non-zero order, enable ordering 13001 mOrderResult.put(packageName, new Pair<>(order, res)); 13002 } 13003 return responseObj; 13004 } 13005 13006 @Override 13007 protected void filterResults(List<AuxiliaryResolveInfo> results) { 13008 // only do work if ordering is enabled [most of the time it won't be] 13009 if (mOrderResult.size() == 0) { 13010 return; 13011 } 13012 int resultSize = results.size(); 13013 for (int i = 0; i < resultSize; i++) { 13014 final InstantAppResolveInfo info = results.get(i).resolveInfo; 13015 final String packageName = info.getPackageName(); 13016 final Pair<Integer, InstantAppResolveInfo> savedInfo = mOrderResult.get(packageName); 13017 if (savedInfo == null) { 13018 // package doesn't having ordering 13019 continue; 13020 } 13021 if (savedInfo.second == info) { 13022 // circled back to the highest ordered item; remove from order list 13023 mOrderResult.remove(savedInfo); 13024 if (mOrderResult.size() == 0) { 13025 // no more ordered items 13026 break; 13027 } 13028 continue; 13029 } 13030 // item has a worse order, remove it from the result list 13031 results.remove(i); 13032 resultSize--; 13033 i--; 13034 } 13035 } 13036 } 13037 13038 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 13039 new Comparator<ResolveInfo>() { 13040 public int compare(ResolveInfo r1, ResolveInfo r2) { 13041 int v1 = r1.priority; 13042 int v2 = r2.priority; 13043 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 13044 if (v1 != v2) { 13045 return (v1 > v2) ? -1 : 1; 13046 } 13047 v1 = r1.preferredOrder; 13048 v2 = r2.preferredOrder; 13049 if (v1 != v2) { 13050 return (v1 > v2) ? -1 : 1; 13051 } 13052 if (r1.isDefault != r2.isDefault) { 13053 return r1.isDefault ? -1 : 1; 13054 } 13055 v1 = r1.match; 13056 v2 = r2.match; 13057 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 13058 if (v1 != v2) { 13059 return (v1 > v2) ? -1 : 1; 13060 } 13061 if (r1.system != r2.system) { 13062 return r1.system ? -1 : 1; 13063 } 13064 if (r1.activityInfo != null) { 13065 return r1.activityInfo.packageName.compareTo(r2.activityInfo.packageName); 13066 } 13067 if (r1.serviceInfo != null) { 13068 return r1.serviceInfo.packageName.compareTo(r2.serviceInfo.packageName); 13069 } 13070 if (r1.providerInfo != null) { 13071 return r1.providerInfo.packageName.compareTo(r2.providerInfo.packageName); 13072 } 13073 return 0; 13074 } 13075 }; 13076 13077 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 13078 new Comparator<ProviderInfo>() { 13079 public int compare(ProviderInfo p1, ProviderInfo p2) { 13080 final int v1 = p1.initOrder; 13081 final int v2 = p2.initOrder; 13082 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 13083 } 13084 }; 13085 13086 final void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 13087 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 13088 final int[] userIds) { 13089 mHandler.post(new Runnable() { 13090 @Override 13091 public void run() { 13092 try { 13093 final IActivityManager am = ActivityManager.getService(); 13094 if (am == null) return; 13095 final int[] resolvedUserIds; 13096 if (userIds == null) { 13097 resolvedUserIds = am.getRunningUserIds(); 13098 } else { 13099 resolvedUserIds = userIds; 13100 } 13101 for (int id : resolvedUserIds) { 13102 final Intent intent = new Intent(action, 13103 pkg != null ? Uri.fromParts(PACKAGE_SCHEME, pkg, null) : null); 13104 if (extras != null) { 13105 intent.putExtras(extras); 13106 } 13107 if (targetPkg != null) { 13108 intent.setPackage(targetPkg); 13109 } 13110 // Modify the UID when posting to other users 13111 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 13112 if (uid > 0 && UserHandle.getUserId(uid) != id) { 13113 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 13114 intent.putExtra(Intent.EXTRA_UID, uid); 13115 } 13116 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 13117 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 13118 if (DEBUG_BROADCASTS) { 13119 RuntimeException here = new RuntimeException("here"); 13120 here.fillInStackTrace(); 13121 Slog.d(TAG, "Sending to user " + id + ": " 13122 + intent.toShortString(false, true, false, false) 13123 + " " + intent.getExtras(), here); 13124 } 13125 am.broadcastIntent(null, intent, null, finishedReceiver, 13126 0, null, null, null, android.app.AppOpsManager.OP_NONE, 13127 null, finishedReceiver != null, false, id); 13128 } 13129 } catch (RemoteException ex) { 13130 } 13131 } 13132 }); 13133 } 13134 13135 /** 13136 * Check if the external storage media is available. This is true if there 13137 * is a mounted external storage medium or if the external storage is 13138 * emulated. 13139 */ 13140 private boolean isExternalMediaAvailable() { 13141 return mMediaMounted || Environment.isExternalStorageEmulated(); 13142 } 13143 13144 @Override 13145 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 13146 // writer 13147 synchronized (mPackages) { 13148 if (!isExternalMediaAvailable()) { 13149 // If the external storage is no longer mounted at this point, 13150 // the caller may not have been able to delete all of this 13151 // packages files and can not delete any more. Bail. 13152 return null; 13153 } 13154 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 13155 if (lastPackage != null) { 13156 pkgs.remove(lastPackage); 13157 } 13158 if (pkgs.size() > 0) { 13159 return pkgs.get(0); 13160 } 13161 } 13162 return null; 13163 } 13164 13165 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 13166 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 13167 userId, andCode ? 1 : 0, packageName); 13168 if (mSystemReady) { 13169 msg.sendToTarget(); 13170 } else { 13171 if (mPostSystemReadyMessages == null) { 13172 mPostSystemReadyMessages = new ArrayList<>(); 13173 } 13174 mPostSystemReadyMessages.add(msg); 13175 } 13176 } 13177 13178 void startCleaningPackages() { 13179 // reader 13180 if (!isExternalMediaAvailable()) { 13181 return; 13182 } 13183 synchronized (mPackages) { 13184 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 13185 return; 13186 } 13187 } 13188 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 13189 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 13190 IActivityManager am = ActivityManager.getService(); 13191 if (am != null) { 13192 int dcsUid = -1; 13193 synchronized (mPackages) { 13194 if (!mDefaultContainerWhitelisted) { 13195 mDefaultContainerWhitelisted = true; 13196 PackageSetting ps = mSettings.mPackages.get(DEFAULT_CONTAINER_PACKAGE); 13197 dcsUid = UserHandle.getUid(UserHandle.USER_SYSTEM, ps.appId); 13198 } 13199 } 13200 try { 13201 if (dcsUid > 0) { 13202 am.backgroundWhitelistUid(dcsUid); 13203 } 13204 am.startService(null, intent, null, -1, null, false, mContext.getOpPackageName(), 13205 UserHandle.USER_SYSTEM); 13206 } catch (RemoteException e) { 13207 } 13208 } 13209 } 13210 13211 @Override 13212 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 13213 int installFlags, String installerPackageName, int userId) { 13214 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 13215 13216 final int callingUid = Binder.getCallingUid(); 13217 enforceCrossUserPermission(callingUid, userId, 13218 true /* requireFullPermission */, true /* checkShell */, "installPackageAsUser"); 13219 13220 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 13221 try { 13222 if (observer != null) { 13223 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 13224 } 13225 } catch (RemoteException re) { 13226 } 13227 return; 13228 } 13229 13230 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 13231 installFlags |= PackageManager.INSTALL_FROM_ADB; 13232 13233 } else { 13234 // Caller holds INSTALL_PACKAGES permission, so we're less strict 13235 // about installerPackageName. 13236 13237 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 13238 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 13239 } 13240 13241 UserHandle user; 13242 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 13243 user = UserHandle.ALL; 13244 } else { 13245 user = new UserHandle(userId); 13246 } 13247 13248 // Only system components can circumvent runtime permissions when installing. 13249 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 13250 && mContext.checkCallingOrSelfPermission(Manifest.permission 13251 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 13252 throw new SecurityException("You need the " 13253 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 13254 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 13255 } 13256 13257 if ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0 13258 || (installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 13259 throw new IllegalArgumentException( 13260 "New installs into ASEC containers no longer supported"); 13261 } 13262 13263 final File originFile = new File(originPath); 13264 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 13265 13266 final Message msg = mHandler.obtainMessage(INIT_COPY); 13267 final VerificationInfo verificationInfo = new VerificationInfo( 13268 null /*originatingUri*/, null /*referrer*/, -1 /*originatingUid*/, callingUid); 13269 final InstallParams params = new InstallParams(origin, null /*moveInfo*/, observer, 13270 installFlags, installerPackageName, null /*volumeUuid*/, verificationInfo, user, 13271 null /*packageAbiOverride*/, null /*grantedPermissions*/, 13272 null /*certificates*/, PackageManager.INSTALL_REASON_UNKNOWN); 13273 params.setTraceMethod("installAsUser").setTraceCookie(System.identityHashCode(params)); 13274 msg.obj = params; 13275 13276 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installAsUser", 13277 System.identityHashCode(msg.obj)); 13278 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 13279 System.identityHashCode(msg.obj)); 13280 13281 mHandler.sendMessage(msg); 13282 } 13283 13284 13285 /** 13286 * Ensure that the install reason matches what we know about the package installer (e.g. whether 13287 * it is acting on behalf on an enterprise or the user). 13288 * 13289 * Note that the ordering of the conditionals in this method is important. The checks we perform 13290 * are as follows, in this order: 13291 * 13292 * 1) If the install is being performed by a system app, we can trust the app to have set the 13293 * install reason correctly. Thus, we pass through the install reason unchanged, no matter 13294 * what it is. 13295 * 2) If the install is being performed by a device or profile owner app, the install reason 13296 * should be enterprise policy. However, we cannot be sure that the device or profile owner 13297 * set the install reason correctly. If the app targets an older SDK version where install 13298 * reasons did not exist yet, or if the app author simply forgot, the install reason may be 13299 * unset or wrong. Thus, we force the install reason to be enterprise policy. 13300 * 3) In all other cases, the install is being performed by a regular app that is neither part 13301 * of the system nor a device or profile owner. We have no reason to believe that this app is 13302 * acting on behalf of the enterprise admin. Thus, we check whether the install reason was 13303 * set to enterprise policy and if so, change it to unknown instead. 13304 */ 13305 private int fixUpInstallReason(String installerPackageName, int installerUid, 13306 int installReason) { 13307 if (checkUidPermission(android.Manifest.permission.INSTALL_PACKAGES, installerUid) 13308 == PERMISSION_GRANTED) { 13309 // If the install is being performed by a system app, we trust that app to have set the 13310 // install reason correctly. 13311 return installReason; 13312 } 13313 13314 final IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 13315 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 13316 if (dpm != null) { 13317 ComponentName owner = null; 13318 try { 13319 owner = dpm.getDeviceOwnerComponent(true /* callingUserOnly */); 13320 if (owner == null) { 13321 owner = dpm.getProfileOwner(UserHandle.getUserId(installerUid)); 13322 } 13323 } catch (RemoteException e) { 13324 } 13325 if (owner != null && owner.getPackageName().equals(installerPackageName)) { 13326 // If the install is being performed by a device or profile owner, the install 13327 // reason should be enterprise policy. 13328 return PackageManager.INSTALL_REASON_POLICY; 13329 } 13330 } 13331 13332 if (installReason == PackageManager.INSTALL_REASON_POLICY) { 13333 // If the install is being performed by a regular app (i.e. neither system app nor 13334 // device or profile owner), we have no reason to believe that the app is acting on 13335 // behalf of an enterprise. If the app set the install reason to enterprise policy, 13336 // change it to unknown instead. 13337 return PackageManager.INSTALL_REASON_UNKNOWN; 13338 } 13339 13340 // If the install is being performed by a regular app and the install reason was set to any 13341 // value but enterprise policy, leave the install reason unchanged. 13342 return installReason; 13343 } 13344 13345 void installStage(String packageName, File stagedDir, String stagedCid, 13346 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 13347 String installerPackageName, int installerUid, UserHandle user, 13348 Certificate[][] certificates) { 13349 if (DEBUG_EPHEMERAL) { 13350 if ((sessionParams.installFlags & PackageManager.INSTALL_INSTANT_APP) != 0) { 13351 Slog.d(TAG, "Ephemeral install of " + packageName); 13352 } 13353 } 13354 final VerificationInfo verificationInfo = new VerificationInfo( 13355 sessionParams.originatingUri, sessionParams.referrerUri, 13356 sessionParams.originatingUid, installerUid); 13357 13358 final OriginInfo origin; 13359 if (stagedDir != null) { 13360 origin = OriginInfo.fromStagedFile(stagedDir); 13361 } else { 13362 origin = OriginInfo.fromStagedContainer(stagedCid); 13363 } 13364 13365 final Message msg = mHandler.obtainMessage(INIT_COPY); 13366 final int installReason = fixUpInstallReason(installerPackageName, installerUid, 13367 sessionParams.installReason); 13368 final InstallParams params = new InstallParams(origin, null, observer, 13369 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 13370 verificationInfo, user, sessionParams.abiOverride, 13371 sessionParams.grantedRuntimePermissions, certificates, installReason); 13372 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 13373 msg.obj = params; 13374 13375 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 13376 System.identityHashCode(msg.obj)); 13377 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 13378 System.identityHashCode(msg.obj)); 13379 13380 mHandler.sendMessage(msg); 13381 } 13382 13383 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, 13384 int userId) { 13385 final boolean isSystem = isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 13386 sendPackageAddedForNewUsers(packageName, isSystem, pkgSetting.appId, userId); 13387 } 13388 13389 private void sendPackageAddedForNewUsers(String packageName, boolean isSystem, 13390 int appId, int... userIds) { 13391 if (ArrayUtils.isEmpty(userIds)) { 13392 return; 13393 } 13394 Bundle extras = new Bundle(1); 13395 // Set to UID of the first user, EXTRA_UID is automatically updated in sendPackageBroadcast 13396 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userIds[0], appId)); 13397 13398 sendPackageBroadcast(Intent.ACTION_PACKAGE_FIRST_ADDED, packageName, 13399 extras, Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, null, null, userIds); 13400 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 13401 extras, 0, null, null, userIds); 13402 if (isSystem) { 13403 mHandler.post(() -> { 13404 for (int userId : userIds) { 13405 sendBootCompletedBroadcastToSystemApp(packageName, userId); 13406 } 13407 } 13408 ); 13409 } 13410 } 13411 13412 /** 13413 * The just-installed/enabled app is bundled on the system, so presumed to be able to run 13414 * automatically without needing an explicit launch. 13415 * Send it a LOCKED_BOOT_COMPLETED/BOOT_COMPLETED if it would ordinarily have gotten ones. 13416 */ 13417 private void sendBootCompletedBroadcastToSystemApp(String packageName, int userId) { 13418 // If user is not running, the app didn't miss any broadcast 13419 if (!mUserManagerInternal.isUserRunning(userId)) { 13420 return; 13421 } 13422 final IActivityManager am = ActivityManager.getService(); 13423 try { 13424 // Deliver LOCKED_BOOT_COMPLETED first 13425 Intent lockedBcIntent = new Intent(Intent.ACTION_LOCKED_BOOT_COMPLETED) 13426 .setPackage(packageName); 13427 final String[] requiredPermissions = {Manifest.permission.RECEIVE_BOOT_COMPLETED}; 13428 am.broadcastIntent(null, lockedBcIntent, null, null, 0, null, null, requiredPermissions, 13429 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13430 13431 // Deliver BOOT_COMPLETED only if user is unlocked 13432 if (mUserManagerInternal.isUserUnlockingOrUnlocked(userId)) { 13433 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED).setPackage(packageName); 13434 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, requiredPermissions, 13435 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13436 } 13437 } catch (RemoteException e) { 13438 throw e.rethrowFromSystemServer(); 13439 } 13440 } 13441 13442 @Override 13443 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 13444 int userId) { 13445 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13446 PackageSetting pkgSetting; 13447 final int uid = Binder.getCallingUid(); 13448 enforceCrossUserPermission(uid, userId, 13449 true /* requireFullPermission */, true /* checkShell */, 13450 "setApplicationHiddenSetting for user " + userId); 13451 13452 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 13453 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 13454 return false; 13455 } 13456 13457 long callingId = Binder.clearCallingIdentity(); 13458 try { 13459 boolean sendAdded = false; 13460 boolean sendRemoved = false; 13461 // writer 13462 synchronized (mPackages) { 13463 pkgSetting = mSettings.mPackages.get(packageName); 13464 if (pkgSetting == null) { 13465 return false; 13466 } 13467 // Do not allow "android" is being disabled 13468 if ("android".equals(packageName)) { 13469 Slog.w(TAG, "Cannot hide package: android"); 13470 return false; 13471 } 13472 // Cannot hide static shared libs as they are considered 13473 // a part of the using app (emulating static linking). Also 13474 // static libs are installed always on internal storage. 13475 PackageParser.Package pkg = mPackages.get(packageName); 13476 if (pkg != null && pkg.staticSharedLibName != null) { 13477 Slog.w(TAG, "Cannot hide package: " + packageName 13478 + " providing static shared library: " 13479 + pkg.staticSharedLibName); 13480 return false; 13481 } 13482 // Only allow protected packages to hide themselves. 13483 if (hidden && !UserHandle.isSameApp(uid, pkgSetting.appId) 13484 && mProtectedPackages.isPackageStateProtected(userId, packageName)) { 13485 Slog.w(TAG, "Not hiding protected package: " + packageName); 13486 return false; 13487 } 13488 13489 if (pkgSetting.getHidden(userId) != hidden) { 13490 pkgSetting.setHidden(hidden, userId); 13491 mSettings.writePackageRestrictionsLPr(userId); 13492 if (hidden) { 13493 sendRemoved = true; 13494 } else { 13495 sendAdded = true; 13496 } 13497 } 13498 } 13499 if (sendAdded) { 13500 sendPackageAddedForUser(packageName, pkgSetting, userId); 13501 return true; 13502 } 13503 if (sendRemoved) { 13504 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 13505 "hiding pkg"); 13506 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 13507 return true; 13508 } 13509 } finally { 13510 Binder.restoreCallingIdentity(callingId); 13511 } 13512 return false; 13513 } 13514 13515 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 13516 int userId) { 13517 final PackageRemovedInfo info = new PackageRemovedInfo(); 13518 info.removedPackage = packageName; 13519 info.removedUsers = new int[] {userId}; 13520 info.broadcastUsers = new int[] {userId}; 13521 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 13522 info.sendPackageRemovedBroadcasts(true /*killApp*/); 13523 } 13524 13525 private void sendPackagesSuspendedForUser(String[] pkgList, int userId, boolean suspended) { 13526 if (pkgList.length > 0) { 13527 Bundle extras = new Bundle(1); 13528 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 13529 13530 sendPackageBroadcast( 13531 suspended ? Intent.ACTION_PACKAGES_SUSPENDED 13532 : Intent.ACTION_PACKAGES_UNSUSPENDED, 13533 null, extras, Intent.FLAG_RECEIVER_REGISTERED_ONLY, null, null, 13534 new int[] {userId}); 13535 } 13536 } 13537 13538 /** 13539 * Returns true if application is not found or there was an error. Otherwise it returns 13540 * the hidden state of the package for the given user. 13541 */ 13542 @Override 13543 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 13544 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13545 enforceCrossUserPermission(Binder.getCallingUid(), userId, 13546 true /* requireFullPermission */, false /* checkShell */, 13547 "getApplicationHidden for user " + userId); 13548 PackageSetting pkgSetting; 13549 long callingId = Binder.clearCallingIdentity(); 13550 try { 13551 // writer 13552 synchronized (mPackages) { 13553 pkgSetting = mSettings.mPackages.get(packageName); 13554 if (pkgSetting == null) { 13555 return true; 13556 } 13557 return pkgSetting.getHidden(userId); 13558 } 13559 } finally { 13560 Binder.restoreCallingIdentity(callingId); 13561 } 13562 } 13563 13564 /** 13565 * @hide 13566 */ 13567 @Override 13568 public int installExistingPackageAsUser(String packageName, int userId, int installFlags, 13569 int installReason) { 13570 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 13571 null); 13572 PackageSetting pkgSetting; 13573 final int uid = Binder.getCallingUid(); 13574 enforceCrossUserPermission(uid, userId, 13575 true /* requireFullPermission */, true /* checkShell */, 13576 "installExistingPackage for user " + userId); 13577 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 13578 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 13579 } 13580 13581 long callingId = Binder.clearCallingIdentity(); 13582 try { 13583 boolean installed = false; 13584 final boolean instantApp = 13585 (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 13586 final boolean fullApp = 13587 (installFlags & PackageManager.INSTALL_FULL_APP) != 0; 13588 13589 // writer 13590 synchronized (mPackages) { 13591 pkgSetting = mSettings.mPackages.get(packageName); 13592 if (pkgSetting == null) { 13593 return PackageManager.INSTALL_FAILED_INVALID_URI; 13594 } 13595 if (!pkgSetting.getInstalled(userId)) { 13596 pkgSetting.setInstalled(true, userId); 13597 pkgSetting.setHidden(false, userId); 13598 pkgSetting.setInstallReason(installReason, userId); 13599 mSettings.writePackageRestrictionsLPr(userId); 13600 mSettings.writeKernelMappingLPr(pkgSetting); 13601 installed = true; 13602 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 13603 // upgrade app from instant to full; we don't allow app downgrade 13604 installed = true; 13605 } 13606 setInstantAppForUser(pkgSetting, userId, instantApp, fullApp); 13607 } 13608 13609 if (installed) { 13610 if (pkgSetting.pkg != null) { 13611 synchronized (mInstallLock) { 13612 // We don't need to freeze for a brand new install 13613 prepareAppDataAfterInstallLIF(pkgSetting.pkg); 13614 } 13615 } 13616 sendPackageAddedForUser(packageName, pkgSetting, userId); 13617 synchronized (mPackages) { 13618 updateSequenceNumberLP(packageName, new int[]{ userId }); 13619 } 13620 } 13621 } finally { 13622 Binder.restoreCallingIdentity(callingId); 13623 } 13624 13625 return PackageManager.INSTALL_SUCCEEDED; 13626 } 13627 13628 void setInstantAppForUser(PackageSetting pkgSetting, int userId, 13629 boolean instantApp, boolean fullApp) { 13630 // no state specified; do nothing 13631 if (!instantApp && !fullApp) { 13632 return; 13633 } 13634 if (userId != UserHandle.USER_ALL) { 13635 if (instantApp && !pkgSetting.getInstantApp(userId)) { 13636 pkgSetting.setInstantApp(true /*instantApp*/, userId); 13637 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 13638 pkgSetting.setInstantApp(false /*instantApp*/, userId); 13639 } 13640 } else { 13641 for (int currentUserId : sUserManager.getUserIds()) { 13642 if (instantApp && !pkgSetting.getInstantApp(currentUserId)) { 13643 pkgSetting.setInstantApp(true /*instantApp*/, currentUserId); 13644 } else if (fullApp && pkgSetting.getInstantApp(currentUserId)) { 13645 pkgSetting.setInstantApp(false /*instantApp*/, currentUserId); 13646 } 13647 } 13648 } 13649 } 13650 13651 boolean isUserRestricted(int userId, String restrictionKey) { 13652 Bundle restrictions = sUserManager.getUserRestrictions(userId); 13653 if (restrictions.getBoolean(restrictionKey, false)) { 13654 Log.w(TAG, "User is restricted: " + restrictionKey); 13655 return true; 13656 } 13657 return false; 13658 } 13659 13660 @Override 13661 public String[] setPackagesSuspendedAsUser(String[] packageNames, boolean suspended, 13662 int userId) { 13663 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13664 enforceCrossUserPermission(Binder.getCallingUid(), userId, 13665 true /* requireFullPermission */, true /* checkShell */, 13666 "setPackagesSuspended for user " + userId); 13667 13668 if (ArrayUtils.isEmpty(packageNames)) { 13669 return packageNames; 13670 } 13671 13672 // List of package names for whom the suspended state has changed. 13673 List<String> changedPackages = new ArrayList<>(packageNames.length); 13674 // List of package names for whom the suspended state is not set as requested in this 13675 // method. 13676 List<String> unactionedPackages = new ArrayList<>(packageNames.length); 13677 long callingId = Binder.clearCallingIdentity(); 13678 try { 13679 for (int i = 0; i < packageNames.length; i++) { 13680 String packageName = packageNames[i]; 13681 boolean changed = false; 13682 final int appId; 13683 synchronized (mPackages) { 13684 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 13685 if (pkgSetting == null) { 13686 Slog.w(TAG, "Could not find package setting for package \"" + packageName 13687 + "\". Skipping suspending/un-suspending."); 13688 unactionedPackages.add(packageName); 13689 continue; 13690 } 13691 appId = pkgSetting.appId; 13692 if (pkgSetting.getSuspended(userId) != suspended) { 13693 if (!canSuspendPackageForUserLocked(packageName, userId)) { 13694 unactionedPackages.add(packageName); 13695 continue; 13696 } 13697 pkgSetting.setSuspended(suspended, userId); 13698 mSettings.writePackageRestrictionsLPr(userId); 13699 changed = true; 13700 changedPackages.add(packageName); 13701 } 13702 } 13703 13704 if (changed && suspended) { 13705 killApplication(packageName, UserHandle.getUid(userId, appId), 13706 "suspending package"); 13707 } 13708 } 13709 } finally { 13710 Binder.restoreCallingIdentity(callingId); 13711 } 13712 13713 if (!changedPackages.isEmpty()) { 13714 sendPackagesSuspendedForUser(changedPackages.toArray( 13715 new String[changedPackages.size()]), userId, suspended); 13716 } 13717 13718 return unactionedPackages.toArray(new String[unactionedPackages.size()]); 13719 } 13720 13721 @Override 13722 public boolean isPackageSuspendedForUser(String packageName, int userId) { 13723 enforceCrossUserPermission(Binder.getCallingUid(), userId, 13724 true /* requireFullPermission */, false /* checkShell */, 13725 "isPackageSuspendedForUser for user " + userId); 13726 synchronized (mPackages) { 13727 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 13728 if (pkgSetting == null) { 13729 throw new IllegalArgumentException("Unknown target package: " + packageName); 13730 } 13731 return pkgSetting.getSuspended(userId); 13732 } 13733 } 13734 13735 private boolean canSuspendPackageForUserLocked(String packageName, int userId) { 13736 if (isPackageDeviceAdmin(packageName, userId)) { 13737 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13738 + "\": has an active device admin"); 13739 return false; 13740 } 13741 13742 String activeLauncherPackageName = getActiveLauncherPackageName(userId); 13743 if (packageName.equals(activeLauncherPackageName)) { 13744 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13745 + "\": contains the active launcher"); 13746 return false; 13747 } 13748 13749 if (packageName.equals(mRequiredInstallerPackage)) { 13750 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13751 + "\": required for package installation"); 13752 return false; 13753 } 13754 13755 if (packageName.equals(mRequiredUninstallerPackage)) { 13756 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13757 + "\": required for package uninstallation"); 13758 return false; 13759 } 13760 13761 if (packageName.equals(mRequiredVerifierPackage)) { 13762 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13763 + "\": required for package verification"); 13764 return false; 13765 } 13766 13767 if (packageName.equals(getDefaultDialerPackageName(userId))) { 13768 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13769 + "\": is the default dialer"); 13770 return false; 13771 } 13772 13773 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 13774 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13775 + "\": protected package"); 13776 return false; 13777 } 13778 13779 // Cannot suspend static shared libs as they are considered 13780 // a part of the using app (emulating static linking). Also 13781 // static libs are installed always on internal storage. 13782 PackageParser.Package pkg = mPackages.get(packageName); 13783 if (pkg != null && pkg.applicationInfo.isStaticSharedLibrary()) { 13784 Slog.w(TAG, "Cannot suspend package: " + packageName 13785 + " providing static shared library: " 13786 + pkg.staticSharedLibName); 13787 return false; 13788 } 13789 13790 return true; 13791 } 13792 13793 private String getActiveLauncherPackageName(int userId) { 13794 Intent intent = new Intent(Intent.ACTION_MAIN); 13795 intent.addCategory(Intent.CATEGORY_HOME); 13796 ResolveInfo resolveInfo = resolveIntent( 13797 intent, 13798 intent.resolveTypeIfNeeded(mContext.getContentResolver()), 13799 PackageManager.MATCH_DEFAULT_ONLY, 13800 userId); 13801 13802 return resolveInfo == null ? null : resolveInfo.activityInfo.packageName; 13803 } 13804 13805 private String getDefaultDialerPackageName(int userId) { 13806 synchronized (mPackages) { 13807 return mSettings.getDefaultDialerPackageNameLPw(userId); 13808 } 13809 } 13810 13811 @Override 13812 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 13813 mContext.enforceCallingOrSelfPermission( 13814 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13815 "Only package verification agents can verify applications"); 13816 13817 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 13818 final PackageVerificationResponse response = new PackageVerificationResponse( 13819 verificationCode, Binder.getCallingUid()); 13820 msg.arg1 = id; 13821 msg.obj = response; 13822 mHandler.sendMessage(msg); 13823 } 13824 13825 @Override 13826 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 13827 long millisecondsToDelay) { 13828 mContext.enforceCallingOrSelfPermission( 13829 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13830 "Only package verification agents can extend verification timeouts"); 13831 13832 final PackageVerificationState state = mPendingVerification.get(id); 13833 final PackageVerificationResponse response = new PackageVerificationResponse( 13834 verificationCodeAtTimeout, Binder.getCallingUid()); 13835 13836 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 13837 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 13838 } 13839 if (millisecondsToDelay < 0) { 13840 millisecondsToDelay = 0; 13841 } 13842 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 13843 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 13844 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 13845 } 13846 13847 if ((state != null) && !state.timeoutExtended()) { 13848 state.extendTimeout(); 13849 13850 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 13851 msg.arg1 = id; 13852 msg.obj = response; 13853 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 13854 } 13855 } 13856 13857 private void broadcastPackageVerified(int verificationId, Uri packageUri, 13858 int verificationCode, UserHandle user) { 13859 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 13860 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 13861 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 13862 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 13863 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 13864 13865 mContext.sendBroadcastAsUser(intent, user, 13866 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 13867 } 13868 13869 private ComponentName matchComponentForVerifier(String packageName, 13870 List<ResolveInfo> receivers) { 13871 ActivityInfo targetReceiver = null; 13872 13873 final int NR = receivers.size(); 13874 for (int i = 0; i < NR; i++) { 13875 final ResolveInfo info = receivers.get(i); 13876 if (info.activityInfo == null) { 13877 continue; 13878 } 13879 13880 if (packageName.equals(info.activityInfo.packageName)) { 13881 targetReceiver = info.activityInfo; 13882 break; 13883 } 13884 } 13885 13886 if (targetReceiver == null) { 13887 return null; 13888 } 13889 13890 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 13891 } 13892 13893 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 13894 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 13895 if (pkgInfo.verifiers.length == 0) { 13896 return null; 13897 } 13898 13899 final int N = pkgInfo.verifiers.length; 13900 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 13901 for (int i = 0; i < N; i++) { 13902 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 13903 13904 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 13905 receivers); 13906 if (comp == null) { 13907 continue; 13908 } 13909 13910 final int verifierUid = getUidForVerifier(verifierInfo); 13911 if (verifierUid == -1) { 13912 continue; 13913 } 13914 13915 if (DEBUG_VERIFY) { 13916 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 13917 + " with the correct signature"); 13918 } 13919 sufficientVerifiers.add(comp); 13920 verificationState.addSufficientVerifier(verifierUid); 13921 } 13922 13923 return sufficientVerifiers; 13924 } 13925 13926 private int getUidForVerifier(VerifierInfo verifierInfo) { 13927 synchronized (mPackages) { 13928 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 13929 if (pkg == null) { 13930 return -1; 13931 } else if (pkg.mSignatures.length != 1) { 13932 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 13933 + " has more than one signature; ignoring"); 13934 return -1; 13935 } 13936 13937 /* 13938 * If the public key of the package's signature does not match 13939 * our expected public key, then this is a different package and 13940 * we should skip. 13941 */ 13942 13943 final byte[] expectedPublicKey; 13944 try { 13945 final Signature verifierSig = pkg.mSignatures[0]; 13946 final PublicKey publicKey = verifierSig.getPublicKey(); 13947 expectedPublicKey = publicKey.getEncoded(); 13948 } catch (CertificateException e) { 13949 return -1; 13950 } 13951 13952 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 13953 13954 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 13955 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 13956 + " does not have the expected public key; ignoring"); 13957 return -1; 13958 } 13959 13960 return pkg.applicationInfo.uid; 13961 } 13962 } 13963 13964 @Override 13965 public void finishPackageInstall(int token, boolean didLaunch) { 13966 enforceSystemOrRoot("Only the system is allowed to finish installs"); 13967 13968 if (DEBUG_INSTALL) { 13969 Slog.v(TAG, "BM finishing package install for " + token); 13970 } 13971 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 13972 13973 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, didLaunch ? 1 : 0); 13974 mHandler.sendMessage(msg); 13975 } 13976 13977 /** 13978 * Get the verification agent timeout. 13979 * 13980 * @return verification timeout in milliseconds 13981 */ 13982 private long getVerificationTimeout() { 13983 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 13984 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 13985 DEFAULT_VERIFICATION_TIMEOUT); 13986 } 13987 13988 /** 13989 * Get the default verification agent response code. 13990 * 13991 * @return default verification response code 13992 */ 13993 private int getDefaultVerificationResponse() { 13994 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13995 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 13996 DEFAULT_VERIFICATION_RESPONSE); 13997 } 13998 13999 /** 14000 * Check whether or not package verification has been enabled. 14001 * 14002 * @return true if verification should be performed 14003 */ 14004 private boolean isVerificationEnabled(int userId, int installFlags) { 14005 if (!DEFAULT_VERIFY_ENABLE) { 14006 return false; 14007 } 14008 14009 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 14010 14011 // Check if installing from ADB 14012 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 14013 // Do not run verification in a test harness environment 14014 if (ActivityManager.isRunningInTestHarness()) { 14015 return false; 14016 } 14017 if (ensureVerifyAppsEnabled) { 14018 return true; 14019 } 14020 // Check if the developer does not want package verification for ADB installs 14021 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14022 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 14023 return false; 14024 } 14025 } 14026 14027 if (ensureVerifyAppsEnabled) { 14028 return true; 14029 } 14030 14031 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14032 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 14033 } 14034 14035 @Override 14036 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 14037 throws RemoteException { 14038 mContext.enforceCallingOrSelfPermission( 14039 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 14040 "Only intentfilter verification agents can verify applications"); 14041 14042 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 14043 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 14044 Binder.getCallingUid(), verificationCode, failedDomains); 14045 msg.arg1 = id; 14046 msg.obj = response; 14047 mHandler.sendMessage(msg); 14048 } 14049 14050 @Override 14051 public int getIntentVerificationStatus(String packageName, int userId) { 14052 synchronized (mPackages) { 14053 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 14054 } 14055 } 14056 14057 @Override 14058 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 14059 mContext.enforceCallingOrSelfPermission( 14060 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14061 14062 boolean result = false; 14063 synchronized (mPackages) { 14064 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 14065 } 14066 if (result) { 14067 scheduleWritePackageRestrictionsLocked(userId); 14068 } 14069 return result; 14070 } 14071 14072 @Override 14073 public @NonNull ParceledListSlice<IntentFilterVerificationInfo> getIntentFilterVerifications( 14074 String packageName) { 14075 synchronized (mPackages) { 14076 return new ParceledListSlice<>(mSettings.getIntentFilterVerificationsLPr(packageName)); 14077 } 14078 } 14079 14080 @Override 14081 public @NonNull ParceledListSlice<IntentFilter> getAllIntentFilters(String packageName) { 14082 if (TextUtils.isEmpty(packageName)) { 14083 return ParceledListSlice.emptyList(); 14084 } 14085 synchronized (mPackages) { 14086 PackageParser.Package pkg = mPackages.get(packageName); 14087 if (pkg == null || pkg.activities == null) { 14088 return ParceledListSlice.emptyList(); 14089 } 14090 final int count = pkg.activities.size(); 14091 ArrayList<IntentFilter> result = new ArrayList<>(); 14092 for (int n=0; n<count; n++) { 14093 PackageParser.Activity activity = pkg.activities.get(n); 14094 if (activity.intents != null && activity.intents.size() > 0) { 14095 result.addAll(activity.intents); 14096 } 14097 } 14098 return new ParceledListSlice<>(result); 14099 } 14100 } 14101 14102 @Override 14103 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 14104 mContext.enforceCallingOrSelfPermission( 14105 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14106 14107 synchronized (mPackages) { 14108 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 14109 if (packageName != null) { 14110 result |= updateIntentVerificationStatus(packageName, 14111 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 14112 userId); 14113 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 14114 packageName, userId); 14115 } 14116 return result; 14117 } 14118 } 14119 14120 @Override 14121 public String getDefaultBrowserPackageName(int userId) { 14122 synchronized (mPackages) { 14123 return mSettings.getDefaultBrowserPackageNameLPw(userId); 14124 } 14125 } 14126 14127 /** 14128 * Get the "allow unknown sources" setting. 14129 * 14130 * @return the current "allow unknown sources" setting 14131 */ 14132 private int getUnknownSourcesSettings() { 14133 return android.provider.Settings.Secure.getInt(mContext.getContentResolver(), 14134 android.provider.Settings.Secure.INSTALL_NON_MARKET_APPS, 14135 -1); 14136 } 14137 14138 @Override 14139 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 14140 final int uid = Binder.getCallingUid(); 14141 // writer 14142 synchronized (mPackages) { 14143 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 14144 if (targetPackageSetting == null) { 14145 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 14146 } 14147 14148 PackageSetting installerPackageSetting; 14149 if (installerPackageName != null) { 14150 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 14151 if (installerPackageSetting == null) { 14152 throw new IllegalArgumentException("Unknown installer package: " 14153 + installerPackageName); 14154 } 14155 } else { 14156 installerPackageSetting = null; 14157 } 14158 14159 Signature[] callerSignature; 14160 Object obj = mSettings.getUserIdLPr(uid); 14161 if (obj != null) { 14162 if (obj instanceof SharedUserSetting) { 14163 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 14164 } else if (obj instanceof PackageSetting) { 14165 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 14166 } else { 14167 throw new SecurityException("Bad object " + obj + " for uid " + uid); 14168 } 14169 } else { 14170 throw new SecurityException("Unknown calling UID: " + uid); 14171 } 14172 14173 // Verify: can't set installerPackageName to a package that is 14174 // not signed with the same cert as the caller. 14175 if (installerPackageSetting != null) { 14176 if (compareSignatures(callerSignature, 14177 installerPackageSetting.signatures.mSignatures) 14178 != PackageManager.SIGNATURE_MATCH) { 14179 throw new SecurityException( 14180 "Caller does not have same cert as new installer package " 14181 + installerPackageName); 14182 } 14183 } 14184 14185 // Verify: if target already has an installer package, it must 14186 // be signed with the same cert as the caller. 14187 if (targetPackageSetting.installerPackageName != null) { 14188 PackageSetting setting = mSettings.mPackages.get( 14189 targetPackageSetting.installerPackageName); 14190 // If the currently set package isn't valid, then it's always 14191 // okay to change it. 14192 if (setting != null) { 14193 if (compareSignatures(callerSignature, 14194 setting.signatures.mSignatures) 14195 != PackageManager.SIGNATURE_MATCH) { 14196 throw new SecurityException( 14197 "Caller does not have same cert as old installer package " 14198 + targetPackageSetting.installerPackageName); 14199 } 14200 } 14201 } 14202 14203 // Okay! 14204 targetPackageSetting.installerPackageName = installerPackageName; 14205 if (installerPackageName != null) { 14206 mSettings.mInstallerPackages.add(installerPackageName); 14207 } 14208 scheduleWriteSettingsLocked(); 14209 } 14210 } 14211 14212 @Override 14213 public void setApplicationCategoryHint(String packageName, int categoryHint, 14214 String callerPackageName) { 14215 mContext.getSystemService(AppOpsManager.class).checkPackage(Binder.getCallingUid(), 14216 callerPackageName); 14217 synchronized (mPackages) { 14218 PackageSetting ps = mSettings.mPackages.get(packageName); 14219 if (ps == null) { 14220 throw new IllegalArgumentException("Unknown target package " + packageName); 14221 } 14222 14223 if (!Objects.equals(callerPackageName, ps.installerPackageName)) { 14224 throw new IllegalArgumentException("Calling package " + callerPackageName 14225 + " is not installer for " + packageName); 14226 } 14227 14228 if (ps.categoryHint != categoryHint) { 14229 ps.categoryHint = categoryHint; 14230 scheduleWriteSettingsLocked(); 14231 } 14232 } 14233 } 14234 14235 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 14236 // Queue up an async operation since the package installation may take a little while. 14237 mHandler.post(new Runnable() { 14238 public void run() { 14239 mHandler.removeCallbacks(this); 14240 // Result object to be returned 14241 PackageInstalledInfo res = new PackageInstalledInfo(); 14242 res.setReturnCode(currentStatus); 14243 res.uid = -1; 14244 res.pkg = null; 14245 res.removedInfo = null; 14246 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 14247 args.doPreInstall(res.returnCode); 14248 synchronized (mInstallLock) { 14249 installPackageTracedLI(args, res); 14250 } 14251 args.doPostInstall(res.returnCode, res.uid); 14252 } 14253 14254 // A restore should be performed at this point if (a) the install 14255 // succeeded, (b) the operation is not an update, and (c) the new 14256 // package has not opted out of backup participation. 14257 final boolean update = res.removedInfo != null 14258 && res.removedInfo.removedPackage != null; 14259 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 14260 boolean doRestore = !update 14261 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 14262 14263 // Set up the post-install work request bookkeeping. This will be used 14264 // and cleaned up by the post-install event handling regardless of whether 14265 // there's a restore pass performed. Token values are >= 1. 14266 int token; 14267 if (mNextInstallToken < 0) mNextInstallToken = 1; 14268 token = mNextInstallToken++; 14269 14270 PostInstallData data = new PostInstallData(args, res); 14271 mRunningInstalls.put(token, data); 14272 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 14273 14274 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 14275 // Pass responsibility to the Backup Manager. It will perform a 14276 // restore if appropriate, then pass responsibility back to the 14277 // Package Manager to run the post-install observer callbacks 14278 // and broadcasts. 14279 IBackupManager bm = IBackupManager.Stub.asInterface( 14280 ServiceManager.getService(Context.BACKUP_SERVICE)); 14281 if (bm != null) { 14282 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 14283 + " to BM for possible restore"); 14284 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 14285 try { 14286 // TODO: http://b/22388012 14287 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 14288 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 14289 } else { 14290 doRestore = false; 14291 } 14292 } catch (RemoteException e) { 14293 // can't happen; the backup manager is local 14294 } catch (Exception e) { 14295 Slog.e(TAG, "Exception trying to enqueue restore", e); 14296 doRestore = false; 14297 } 14298 } else { 14299 Slog.e(TAG, "Backup Manager not found!"); 14300 doRestore = false; 14301 } 14302 } 14303 14304 if (!doRestore) { 14305 // No restore possible, or the Backup Manager was mysteriously not 14306 // available -- just fire the post-install work request directly. 14307 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 14308 14309 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 14310 14311 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 14312 mHandler.sendMessage(msg); 14313 } 14314 } 14315 }); 14316 } 14317 14318 /** 14319 * Callback from PackageSettings whenever an app is first transitioned out of the 14320 * 'stopped' state. Normally we just issue the broadcast, but we can't do that if 14321 * the app was "launched" for a restoreAtInstall operation. Therefore we check 14322 * here whether the app is the target of an ongoing install, and only send the 14323 * broadcast immediately if it is not in that state. If it *is* undergoing a restore, 14324 * the first-launch broadcast will be sent implicitly on that basis in POST_INSTALL 14325 * handling. 14326 */ 14327 void notifyFirstLaunch(final String pkgName, final String installerPackage, final int userId) { 14328 // Serialize this with the rest of the install-process message chain. In the 14329 // restore-at-install case, this Runnable will necessarily run before the 14330 // POST_INSTALL message is processed, so the contents of mRunningInstalls 14331 // are coherent. In the non-restore case, the app has already completed install 14332 // and been launched through some other means, so it is not in a problematic 14333 // state for observers to see the FIRST_LAUNCH signal. 14334 mHandler.post(new Runnable() { 14335 @Override 14336 public void run() { 14337 for (int i = 0; i < mRunningInstalls.size(); i++) { 14338 final PostInstallData data = mRunningInstalls.valueAt(i); 14339 if (data.res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 14340 continue; 14341 } 14342 if (pkgName.equals(data.res.pkg.applicationInfo.packageName)) { 14343 // right package; but is it for the right user? 14344 for (int uIndex = 0; uIndex < data.res.newUsers.length; uIndex++) { 14345 if (userId == data.res.newUsers[uIndex]) { 14346 if (DEBUG_BACKUP) { 14347 Slog.i(TAG, "Package " + pkgName 14348 + " being restored so deferring FIRST_LAUNCH"); 14349 } 14350 return; 14351 } 14352 } 14353 } 14354 } 14355 // didn't find it, so not being restored 14356 if (DEBUG_BACKUP) { 14357 Slog.i(TAG, "Package " + pkgName + " sending normal FIRST_LAUNCH"); 14358 } 14359 sendFirstLaunchBroadcast(pkgName, installerPackage, new int[] {userId}); 14360 } 14361 }); 14362 } 14363 14364 private void sendFirstLaunchBroadcast(String pkgName, String installerPkg, int[] userIds) { 14365 sendPackageBroadcast(Intent.ACTION_PACKAGE_FIRST_LAUNCH, pkgName, null, 0, 14366 installerPkg, null, userIds); 14367 } 14368 14369 private abstract class HandlerParams { 14370 private static final int MAX_RETRIES = 4; 14371 14372 /** 14373 * Number of times startCopy() has been attempted and had a non-fatal 14374 * error. 14375 */ 14376 private int mRetries = 0; 14377 14378 /** User handle for the user requesting the information or installation. */ 14379 private final UserHandle mUser; 14380 String traceMethod; 14381 int traceCookie; 14382 14383 HandlerParams(UserHandle user) { 14384 mUser = user; 14385 } 14386 14387 UserHandle getUser() { 14388 return mUser; 14389 } 14390 14391 HandlerParams setTraceMethod(String traceMethod) { 14392 this.traceMethod = traceMethod; 14393 return this; 14394 } 14395 14396 HandlerParams setTraceCookie(int traceCookie) { 14397 this.traceCookie = traceCookie; 14398 return this; 14399 } 14400 14401 final boolean startCopy() { 14402 boolean res; 14403 try { 14404 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 14405 14406 if (++mRetries > MAX_RETRIES) { 14407 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 14408 mHandler.sendEmptyMessage(MCS_GIVE_UP); 14409 handleServiceError(); 14410 return false; 14411 } else { 14412 handleStartCopy(); 14413 res = true; 14414 } 14415 } catch (RemoteException e) { 14416 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 14417 mHandler.sendEmptyMessage(MCS_RECONNECT); 14418 res = false; 14419 } 14420 handleReturnCode(); 14421 return res; 14422 } 14423 14424 final void serviceError() { 14425 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 14426 handleServiceError(); 14427 handleReturnCode(); 14428 } 14429 14430 abstract void handleStartCopy() throws RemoteException; 14431 abstract void handleServiceError(); 14432 abstract void handleReturnCode(); 14433 } 14434 14435 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 14436 for (File path : paths) { 14437 try { 14438 mcs.clearDirectory(path.getAbsolutePath()); 14439 } catch (RemoteException e) { 14440 } 14441 } 14442 } 14443 14444 static class OriginInfo { 14445 /** 14446 * Location where install is coming from, before it has been 14447 * copied/renamed into place. This could be a single monolithic APK 14448 * file, or a cluster directory. This location may be untrusted. 14449 */ 14450 final File file; 14451 final String cid; 14452 14453 /** 14454 * Flag indicating that {@link #file} or {@link #cid} has already been 14455 * staged, meaning downstream users don't need to defensively copy the 14456 * contents. 14457 */ 14458 final boolean staged; 14459 14460 /** 14461 * Flag indicating that {@link #file} or {@link #cid} is an already 14462 * installed app that is being moved. 14463 */ 14464 final boolean existing; 14465 14466 final String resolvedPath; 14467 final File resolvedFile; 14468 14469 static OriginInfo fromNothing() { 14470 return new OriginInfo(null, null, false, false); 14471 } 14472 14473 static OriginInfo fromUntrustedFile(File file) { 14474 return new OriginInfo(file, null, false, false); 14475 } 14476 14477 static OriginInfo fromExistingFile(File file) { 14478 return new OriginInfo(file, null, false, true); 14479 } 14480 14481 static OriginInfo fromStagedFile(File file) { 14482 return new OriginInfo(file, null, true, false); 14483 } 14484 14485 static OriginInfo fromStagedContainer(String cid) { 14486 return new OriginInfo(null, cid, true, false); 14487 } 14488 14489 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 14490 this.file = file; 14491 this.cid = cid; 14492 this.staged = staged; 14493 this.existing = existing; 14494 14495 if (cid != null) { 14496 resolvedPath = PackageHelper.getSdDir(cid); 14497 resolvedFile = new File(resolvedPath); 14498 } else if (file != null) { 14499 resolvedPath = file.getAbsolutePath(); 14500 resolvedFile = file; 14501 } else { 14502 resolvedPath = null; 14503 resolvedFile = null; 14504 } 14505 } 14506 } 14507 14508 static class MoveInfo { 14509 final int moveId; 14510 final String fromUuid; 14511 final String toUuid; 14512 final String packageName; 14513 final String dataAppName; 14514 final int appId; 14515 final String seinfo; 14516 final int targetSdkVersion; 14517 14518 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 14519 String dataAppName, int appId, String seinfo, int targetSdkVersion) { 14520 this.moveId = moveId; 14521 this.fromUuid = fromUuid; 14522 this.toUuid = toUuid; 14523 this.packageName = packageName; 14524 this.dataAppName = dataAppName; 14525 this.appId = appId; 14526 this.seinfo = seinfo; 14527 this.targetSdkVersion = targetSdkVersion; 14528 } 14529 } 14530 14531 static class VerificationInfo { 14532 /** A constant used to indicate that a uid value is not present. */ 14533 public static final int NO_UID = -1; 14534 14535 /** URI referencing where the package was downloaded from. */ 14536 final Uri originatingUri; 14537 14538 /** HTTP referrer URI associated with the originatingURI. */ 14539 final Uri referrer; 14540 14541 /** UID of the application that the install request originated from. */ 14542 final int originatingUid; 14543 14544 /** UID of application requesting the install */ 14545 final int installerUid; 14546 14547 VerificationInfo(Uri originatingUri, Uri referrer, int originatingUid, int installerUid) { 14548 this.originatingUri = originatingUri; 14549 this.referrer = referrer; 14550 this.originatingUid = originatingUid; 14551 this.installerUid = installerUid; 14552 } 14553 } 14554 14555 class InstallParams extends HandlerParams { 14556 final OriginInfo origin; 14557 final MoveInfo move; 14558 final IPackageInstallObserver2 observer; 14559 int installFlags; 14560 final String installerPackageName; 14561 final String volumeUuid; 14562 private InstallArgs mArgs; 14563 private int mRet; 14564 final String packageAbiOverride; 14565 final String[] grantedRuntimePermissions; 14566 final VerificationInfo verificationInfo; 14567 final Certificate[][] certificates; 14568 final int installReason; 14569 14570 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 14571 int installFlags, String installerPackageName, String volumeUuid, 14572 VerificationInfo verificationInfo, UserHandle user, String packageAbiOverride, 14573 String[] grantedPermissions, Certificate[][] certificates, int installReason) { 14574 super(user); 14575 this.origin = origin; 14576 this.move = move; 14577 this.observer = observer; 14578 this.installFlags = installFlags; 14579 this.installerPackageName = installerPackageName; 14580 this.volumeUuid = volumeUuid; 14581 this.verificationInfo = verificationInfo; 14582 this.packageAbiOverride = packageAbiOverride; 14583 this.grantedRuntimePermissions = grantedPermissions; 14584 this.certificates = certificates; 14585 this.installReason = installReason; 14586 } 14587 14588 @Override 14589 public String toString() { 14590 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 14591 + " file=" + origin.file + " cid=" + origin.cid + "}"; 14592 } 14593 14594 private int installLocationPolicy(PackageInfoLite pkgLite) { 14595 String packageName = pkgLite.packageName; 14596 int installLocation = pkgLite.installLocation; 14597 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14598 // reader 14599 synchronized (mPackages) { 14600 // Currently installed package which the new package is attempting to replace or 14601 // null if no such package is installed. 14602 PackageParser.Package installedPkg = mPackages.get(packageName); 14603 // Package which currently owns the data which the new package will own if installed. 14604 // If an app is unstalled while keeping data (e.g., adb uninstall -k), installedPkg 14605 // will be null whereas dataOwnerPkg will contain information about the package 14606 // which was uninstalled while keeping its data. 14607 PackageParser.Package dataOwnerPkg = installedPkg; 14608 if (dataOwnerPkg == null) { 14609 PackageSetting ps = mSettings.mPackages.get(packageName); 14610 if (ps != null) { 14611 dataOwnerPkg = ps.pkg; 14612 } 14613 } 14614 14615 if (dataOwnerPkg != null) { 14616 // If installed, the package will get access to data left on the device by its 14617 // predecessor. As a security measure, this is permited only if this is not a 14618 // version downgrade or if the predecessor package is marked as debuggable and 14619 // a downgrade is explicitly requested. 14620 // 14621 // On debuggable platform builds, downgrades are permitted even for 14622 // non-debuggable packages to make testing easier. Debuggable platform builds do 14623 // not offer security guarantees and thus it's OK to disable some security 14624 // mechanisms to make debugging/testing easier on those builds. However, even on 14625 // debuggable builds downgrades of packages are permitted only if requested via 14626 // installFlags. This is because we aim to keep the behavior of debuggable 14627 // platform builds as close as possible to the behavior of non-debuggable 14628 // platform builds. 14629 final boolean downgradeRequested = 14630 (installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) != 0; 14631 final boolean packageDebuggable = 14632 (dataOwnerPkg.applicationInfo.flags 14633 & ApplicationInfo.FLAG_DEBUGGABLE) != 0; 14634 final boolean downgradePermitted = 14635 (downgradeRequested) && ((Build.IS_DEBUGGABLE) || (packageDebuggable)); 14636 if (!downgradePermitted) { 14637 try { 14638 checkDowngrade(dataOwnerPkg, pkgLite); 14639 } catch (PackageManagerException e) { 14640 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 14641 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 14642 } 14643 } 14644 } 14645 14646 if (installedPkg != null) { 14647 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 14648 // Check for updated system application. 14649 if ((installedPkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 14650 if (onSd) { 14651 Slog.w(TAG, "Cannot install update to system app on sdcard"); 14652 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 14653 } 14654 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14655 } else { 14656 if (onSd) { 14657 // Install flag overrides everything. 14658 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14659 } 14660 // If current upgrade specifies particular preference 14661 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 14662 // Application explicitly specified internal. 14663 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14664 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 14665 // App explictly prefers external. Let policy decide 14666 } else { 14667 // Prefer previous location 14668 if (isExternal(installedPkg)) { 14669 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14670 } 14671 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14672 } 14673 } 14674 } else { 14675 // Invalid install. Return error code 14676 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 14677 } 14678 } 14679 } 14680 // All the special cases have been taken care of. 14681 // Return result based on recommended install location. 14682 if (onSd) { 14683 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14684 } 14685 return pkgLite.recommendedInstallLocation; 14686 } 14687 14688 /* 14689 * Invoke remote method to get package information and install 14690 * location values. Override install location based on default 14691 * policy if needed and then create install arguments based 14692 * on the install location. 14693 */ 14694 public void handleStartCopy() throws RemoteException { 14695 int ret = PackageManager.INSTALL_SUCCEEDED; 14696 14697 // If we're already staged, we've firmly committed to an install location 14698 if (origin.staged) { 14699 if (origin.file != null) { 14700 installFlags |= PackageManager.INSTALL_INTERNAL; 14701 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 14702 } else if (origin.cid != null) { 14703 installFlags |= PackageManager.INSTALL_EXTERNAL; 14704 installFlags &= ~PackageManager.INSTALL_INTERNAL; 14705 } else { 14706 throw new IllegalStateException("Invalid stage location"); 14707 } 14708 } 14709 14710 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14711 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 14712 final boolean ephemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 14713 PackageInfoLite pkgLite = null; 14714 14715 if (onInt && onSd) { 14716 // Check if both bits are set. 14717 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 14718 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14719 } else if (onSd && ephemeral) { 14720 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 14721 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14722 } else { 14723 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 14724 packageAbiOverride); 14725 14726 if (DEBUG_EPHEMERAL && ephemeral) { 14727 Slog.v(TAG, "pkgLite for install: " + pkgLite); 14728 } 14729 14730 /* 14731 * If we have too little free space, try to free cache 14732 * before giving up. 14733 */ 14734 if (!origin.staged && pkgLite.recommendedInstallLocation 14735 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 14736 // TODO: focus freeing disk space on the target device 14737 final StorageManager storage = StorageManager.from(mContext); 14738 final long lowThreshold = storage.getStorageLowBytes( 14739 Environment.getDataDirectory()); 14740 14741 final long sizeBytes = mContainerService.calculateInstalledSize( 14742 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 14743 14744 try { 14745 mInstaller.freeCache(null, sizeBytes + lowThreshold, 0); 14746 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 14747 installFlags, packageAbiOverride); 14748 } catch (InstallerException e) { 14749 Slog.w(TAG, "Failed to free cache", e); 14750 } 14751 14752 /* 14753 * The cache free must have deleted the file we 14754 * downloaded to install. 14755 * 14756 * TODO: fix the "freeCache" call to not delete 14757 * the file we care about. 14758 */ 14759 if (pkgLite.recommendedInstallLocation 14760 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 14761 pkgLite.recommendedInstallLocation 14762 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 14763 } 14764 } 14765 } 14766 14767 if (ret == PackageManager.INSTALL_SUCCEEDED) { 14768 int loc = pkgLite.recommendedInstallLocation; 14769 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 14770 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14771 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 14772 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 14773 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 14774 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 14775 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 14776 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 14777 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 14778 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 14779 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 14780 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 14781 } else { 14782 // Override with defaults if needed. 14783 loc = installLocationPolicy(pkgLite); 14784 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 14785 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 14786 } else if (!onSd && !onInt) { 14787 // Override install location with flags 14788 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 14789 // Set the flag to install on external media. 14790 installFlags |= PackageManager.INSTALL_EXTERNAL; 14791 installFlags &= ~PackageManager.INSTALL_INTERNAL; 14792 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 14793 if (DEBUG_EPHEMERAL) { 14794 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 14795 } 14796 installFlags |= PackageManager.INSTALL_INSTANT_APP; 14797 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 14798 |PackageManager.INSTALL_INTERNAL); 14799 } else { 14800 // Make sure the flag for installing on external 14801 // media is unset 14802 installFlags |= PackageManager.INSTALL_INTERNAL; 14803 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 14804 } 14805 } 14806 } 14807 } 14808 14809 final InstallArgs args = createInstallArgs(this); 14810 mArgs = args; 14811 14812 if (ret == PackageManager.INSTALL_SUCCEEDED) { 14813 // TODO: http://b/22976637 14814 // Apps installed for "all" users use the device owner to verify the app 14815 UserHandle verifierUser = getUser(); 14816 if (verifierUser == UserHandle.ALL) { 14817 verifierUser = UserHandle.SYSTEM; 14818 } 14819 14820 /* 14821 * Determine if we have any installed package verifiers. If we 14822 * do, then we'll defer to them to verify the packages. 14823 */ 14824 final int requiredUid = mRequiredVerifierPackage == null ? -1 14825 : getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 14826 verifierUser.getIdentifier()); 14827 if (!origin.existing && requiredUid != -1 14828 && isVerificationEnabled(verifierUser.getIdentifier(), installFlags)) { 14829 final Intent verification = new Intent( 14830 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 14831 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 14832 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 14833 PACKAGE_MIME_TYPE); 14834 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 14835 14836 // Query all live verifiers based on current user state 14837 final List<ResolveInfo> receivers = queryIntentReceiversInternal(verification, 14838 PACKAGE_MIME_TYPE, 0, verifierUser.getIdentifier()); 14839 14840 if (DEBUG_VERIFY) { 14841 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 14842 + verification.toString() + " with " + pkgLite.verifiers.length 14843 + " optional verifiers"); 14844 } 14845 14846 final int verificationId = mPendingVerificationToken++; 14847 14848 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 14849 14850 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 14851 installerPackageName); 14852 14853 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 14854 installFlags); 14855 14856 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 14857 pkgLite.packageName); 14858 14859 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 14860 pkgLite.versionCode); 14861 14862 if (verificationInfo != null) { 14863 if (verificationInfo.originatingUri != null) { 14864 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 14865 verificationInfo.originatingUri); 14866 } 14867 if (verificationInfo.referrer != null) { 14868 verification.putExtra(Intent.EXTRA_REFERRER, 14869 verificationInfo.referrer); 14870 } 14871 if (verificationInfo.originatingUid >= 0) { 14872 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 14873 verificationInfo.originatingUid); 14874 } 14875 if (verificationInfo.installerUid >= 0) { 14876 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 14877 verificationInfo.installerUid); 14878 } 14879 } 14880 14881 final PackageVerificationState verificationState = new PackageVerificationState( 14882 requiredUid, args); 14883 14884 mPendingVerification.append(verificationId, verificationState); 14885 14886 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 14887 receivers, verificationState); 14888 14889 DeviceIdleController.LocalService idleController = getDeviceIdleController(); 14890 final long idleDuration = getVerificationTimeout(); 14891 14892 /* 14893 * If any sufficient verifiers were listed in the package 14894 * manifest, attempt to ask them. 14895 */ 14896 if (sufficientVerifiers != null) { 14897 final int N = sufficientVerifiers.size(); 14898 if (N == 0) { 14899 Slog.i(TAG, "Additional verifiers required, but none installed."); 14900 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 14901 } else { 14902 for (int i = 0; i < N; i++) { 14903 final ComponentName verifierComponent = sufficientVerifiers.get(i); 14904 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 14905 verifierComponent.getPackageName(), idleDuration, 14906 verifierUser.getIdentifier(), false, "package verifier"); 14907 14908 final Intent sufficientIntent = new Intent(verification); 14909 sufficientIntent.setComponent(verifierComponent); 14910 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 14911 } 14912 } 14913 } 14914 14915 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 14916 mRequiredVerifierPackage, receivers); 14917 if (ret == PackageManager.INSTALL_SUCCEEDED 14918 && mRequiredVerifierPackage != null) { 14919 Trace.asyncTraceBegin( 14920 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 14921 /* 14922 * Send the intent to the required verification agent, 14923 * but only start the verification timeout after the 14924 * target BroadcastReceivers have run. 14925 */ 14926 verification.setComponent(requiredVerifierComponent); 14927 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 14928 mRequiredVerifierPackage, idleDuration, 14929 verifierUser.getIdentifier(), false, "package verifier"); 14930 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 14931 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 14932 new BroadcastReceiver() { 14933 @Override 14934 public void onReceive(Context context, Intent intent) { 14935 final Message msg = mHandler 14936 .obtainMessage(CHECK_PENDING_VERIFICATION); 14937 msg.arg1 = verificationId; 14938 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 14939 } 14940 }, null, 0, null, null); 14941 14942 /* 14943 * We don't want the copy to proceed until verification 14944 * succeeds, so null out this field. 14945 */ 14946 mArgs = null; 14947 } 14948 } else { 14949 /* 14950 * No package verification is enabled, so immediately start 14951 * the remote call to initiate copy using temporary file. 14952 */ 14953 ret = args.copyApk(mContainerService, true); 14954 } 14955 } 14956 14957 mRet = ret; 14958 } 14959 14960 @Override 14961 void handleReturnCode() { 14962 // If mArgs is null, then MCS couldn't be reached. When it 14963 // reconnects, it will try again to install. At that point, this 14964 // will succeed. 14965 if (mArgs != null) { 14966 processPendingInstall(mArgs, mRet); 14967 } 14968 } 14969 14970 @Override 14971 void handleServiceError() { 14972 mArgs = createInstallArgs(this); 14973 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 14974 } 14975 14976 public boolean isForwardLocked() { 14977 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 14978 } 14979 } 14980 14981 /** 14982 * Used during creation of InstallArgs 14983 * 14984 * @param installFlags package installation flags 14985 * @return true if should be installed on external storage 14986 */ 14987 private static boolean installOnExternalAsec(int installFlags) { 14988 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 14989 return false; 14990 } 14991 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 14992 return true; 14993 } 14994 return false; 14995 } 14996 14997 /** 14998 * Used during creation of InstallArgs 14999 * 15000 * @param installFlags package installation flags 15001 * @return true if should be installed as forward locked 15002 */ 15003 private static boolean installForwardLocked(int installFlags) { 15004 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 15005 } 15006 15007 private InstallArgs createInstallArgs(InstallParams params) { 15008 if (params.move != null) { 15009 return new MoveInstallArgs(params); 15010 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 15011 return new AsecInstallArgs(params); 15012 } else { 15013 return new FileInstallArgs(params); 15014 } 15015 } 15016 15017 /** 15018 * Create args that describe an existing installed package. Typically used 15019 * when cleaning up old installs, or used as a move source. 15020 */ 15021 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 15022 String resourcePath, String[] instructionSets) { 15023 final boolean isInAsec; 15024 if (installOnExternalAsec(installFlags)) { 15025 /* Apps on SD card are always in ASEC containers. */ 15026 isInAsec = true; 15027 } else if (installForwardLocked(installFlags) 15028 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 15029 /* 15030 * Forward-locked apps are only in ASEC containers if they're the 15031 * new style 15032 */ 15033 isInAsec = true; 15034 } else { 15035 isInAsec = false; 15036 } 15037 15038 if (isInAsec) { 15039 return new AsecInstallArgs(codePath, instructionSets, 15040 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 15041 } else { 15042 return new FileInstallArgs(codePath, resourcePath, instructionSets); 15043 } 15044 } 15045 15046 static abstract class InstallArgs { 15047 /** @see InstallParams#origin */ 15048 final OriginInfo origin; 15049 /** @see InstallParams#move */ 15050 final MoveInfo move; 15051 15052 final IPackageInstallObserver2 observer; 15053 // Always refers to PackageManager flags only 15054 final int installFlags; 15055 final String installerPackageName; 15056 final String volumeUuid; 15057 final UserHandle user; 15058 final String abiOverride; 15059 final String[] installGrantPermissions; 15060 /** If non-null, drop an async trace when the install completes */ 15061 final String traceMethod; 15062 final int traceCookie; 15063 final Certificate[][] certificates; 15064 final int installReason; 15065 15066 // The list of instruction sets supported by this app. This is currently 15067 // only used during the rmdex() phase to clean up resources. We can get rid of this 15068 // if we move dex files under the common app path. 15069 /* nullable */ String[] instructionSets; 15070 15071 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 15072 int installFlags, String installerPackageName, String volumeUuid, 15073 UserHandle user, String[] instructionSets, 15074 String abiOverride, String[] installGrantPermissions, 15075 String traceMethod, int traceCookie, Certificate[][] certificates, 15076 int installReason) { 15077 this.origin = origin; 15078 this.move = move; 15079 this.installFlags = installFlags; 15080 this.observer = observer; 15081 this.installerPackageName = installerPackageName; 15082 this.volumeUuid = volumeUuid; 15083 this.user = user; 15084 this.instructionSets = instructionSets; 15085 this.abiOverride = abiOverride; 15086 this.installGrantPermissions = installGrantPermissions; 15087 this.traceMethod = traceMethod; 15088 this.traceCookie = traceCookie; 15089 this.certificates = certificates; 15090 this.installReason = installReason; 15091 } 15092 15093 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 15094 abstract int doPreInstall(int status); 15095 15096 /** 15097 * Rename package into final resting place. All paths on the given 15098 * scanned package should be updated to reflect the rename. 15099 */ 15100 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 15101 abstract int doPostInstall(int status, int uid); 15102 15103 /** @see PackageSettingBase#codePathString */ 15104 abstract String getCodePath(); 15105 /** @see PackageSettingBase#resourcePathString */ 15106 abstract String getResourcePath(); 15107 15108 // Need installer lock especially for dex file removal. 15109 abstract void cleanUpResourcesLI(); 15110 abstract boolean doPostDeleteLI(boolean delete); 15111 15112 /** 15113 * Called before the source arguments are copied. This is used mostly 15114 * for MoveParams when it needs to read the source file to put it in the 15115 * destination. 15116 */ 15117 int doPreCopy() { 15118 return PackageManager.INSTALL_SUCCEEDED; 15119 } 15120 15121 /** 15122 * Called after the source arguments are copied. This is used mostly for 15123 * MoveParams when it needs to read the source file to put it in the 15124 * destination. 15125 */ 15126 int doPostCopy(int uid) { 15127 return PackageManager.INSTALL_SUCCEEDED; 15128 } 15129 15130 protected boolean isFwdLocked() { 15131 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 15132 } 15133 15134 protected boolean isExternalAsec() { 15135 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 15136 } 15137 15138 protected boolean isEphemeral() { 15139 return (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 15140 } 15141 15142 UserHandle getUser() { 15143 return user; 15144 } 15145 } 15146 15147 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 15148 if (!allCodePaths.isEmpty()) { 15149 if (instructionSets == null) { 15150 throw new IllegalStateException("instructionSet == null"); 15151 } 15152 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 15153 for (String codePath : allCodePaths) { 15154 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 15155 try { 15156 mInstaller.rmdex(codePath, dexCodeInstructionSet); 15157 } catch (InstallerException ignored) { 15158 } 15159 } 15160 } 15161 } 15162 } 15163 15164 /** 15165 * Logic to handle installation of non-ASEC applications, including copying 15166 * and renaming logic. 15167 */ 15168 class FileInstallArgs extends InstallArgs { 15169 private File codeFile; 15170 private File resourceFile; 15171 15172 // Example topology: 15173 // /data/app/com.example/base.apk 15174 // /data/app/com.example/split_foo.apk 15175 // /data/app/com.example/lib/arm/libfoo.so 15176 // /data/app/com.example/lib/arm64/libfoo.so 15177 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 15178 15179 /** New install */ 15180 FileInstallArgs(InstallParams params) { 15181 super(params.origin, params.move, params.observer, params.installFlags, 15182 params.installerPackageName, params.volumeUuid, 15183 params.getUser(), null /*instructionSets*/, params.packageAbiOverride, 15184 params.grantedRuntimePermissions, 15185 params.traceMethod, params.traceCookie, params.certificates, 15186 params.installReason); 15187 if (isFwdLocked()) { 15188 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 15189 } 15190 } 15191 15192 /** Existing install */ 15193 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 15194 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, instructionSets, 15195 null, null, null, 0, null /*certificates*/, 15196 PackageManager.INSTALL_REASON_UNKNOWN); 15197 this.codeFile = (codePath != null) ? new File(codePath) : null; 15198 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 15199 } 15200 15201 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15202 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 15203 try { 15204 return doCopyApk(imcs, temp); 15205 } finally { 15206 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15207 } 15208 } 15209 15210 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15211 if (origin.staged) { 15212 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 15213 codeFile = origin.file; 15214 resourceFile = origin.file; 15215 return PackageManager.INSTALL_SUCCEEDED; 15216 } 15217 15218 try { 15219 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 15220 final File tempDir = 15221 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 15222 codeFile = tempDir; 15223 resourceFile = tempDir; 15224 } catch (IOException e) { 15225 Slog.w(TAG, "Failed to create copy file: " + e); 15226 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 15227 } 15228 15229 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 15230 @Override 15231 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 15232 if (!FileUtils.isValidExtFilename(name)) { 15233 throw new IllegalArgumentException("Invalid filename: " + name); 15234 } 15235 try { 15236 final File file = new File(codeFile, name); 15237 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 15238 O_RDWR | O_CREAT, 0644); 15239 Os.chmod(file.getAbsolutePath(), 0644); 15240 return new ParcelFileDescriptor(fd); 15241 } catch (ErrnoException e) { 15242 throw new RemoteException("Failed to open: " + e.getMessage()); 15243 } 15244 } 15245 }; 15246 15247 int ret = PackageManager.INSTALL_SUCCEEDED; 15248 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 15249 if (ret != PackageManager.INSTALL_SUCCEEDED) { 15250 Slog.e(TAG, "Failed to copy package"); 15251 return ret; 15252 } 15253 15254 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 15255 NativeLibraryHelper.Handle handle = null; 15256 try { 15257 handle = NativeLibraryHelper.Handle.create(codeFile); 15258 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 15259 abiOverride); 15260 } catch (IOException e) { 15261 Slog.e(TAG, "Copying native libraries failed", e); 15262 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15263 } finally { 15264 IoUtils.closeQuietly(handle); 15265 } 15266 15267 return ret; 15268 } 15269 15270 int doPreInstall(int status) { 15271 if (status != PackageManager.INSTALL_SUCCEEDED) { 15272 cleanUp(); 15273 } 15274 return status; 15275 } 15276 15277 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15278 if (status != PackageManager.INSTALL_SUCCEEDED) { 15279 cleanUp(); 15280 return false; 15281 } 15282 15283 final File targetDir = codeFile.getParentFile(); 15284 final File beforeCodeFile = codeFile; 15285 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 15286 15287 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 15288 try { 15289 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 15290 } catch (ErrnoException e) { 15291 Slog.w(TAG, "Failed to rename", e); 15292 return false; 15293 } 15294 15295 if (!SELinux.restoreconRecursive(afterCodeFile)) { 15296 Slog.w(TAG, "Failed to restorecon"); 15297 return false; 15298 } 15299 15300 // Reflect the rename internally 15301 codeFile = afterCodeFile; 15302 resourceFile = afterCodeFile; 15303 15304 // Reflect the rename in scanned details 15305 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 15306 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 15307 afterCodeFile, pkg.baseCodePath)); 15308 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 15309 afterCodeFile, pkg.splitCodePaths)); 15310 15311 // Reflect the rename in app info 15312 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15313 pkg.setApplicationInfoCodePath(pkg.codePath); 15314 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15315 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15316 pkg.setApplicationInfoResourcePath(pkg.codePath); 15317 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15318 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15319 15320 return true; 15321 } 15322 15323 int doPostInstall(int status, int uid) { 15324 if (status != PackageManager.INSTALL_SUCCEEDED) { 15325 cleanUp(); 15326 } 15327 return status; 15328 } 15329 15330 @Override 15331 String getCodePath() { 15332 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15333 } 15334 15335 @Override 15336 String getResourcePath() { 15337 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15338 } 15339 15340 private boolean cleanUp() { 15341 if (codeFile == null || !codeFile.exists()) { 15342 return false; 15343 } 15344 15345 removeCodePathLI(codeFile); 15346 15347 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 15348 resourceFile.delete(); 15349 } 15350 15351 return true; 15352 } 15353 15354 void cleanUpResourcesLI() { 15355 // Try enumerating all code paths before deleting 15356 List<String> allCodePaths = Collections.EMPTY_LIST; 15357 if (codeFile != null && codeFile.exists()) { 15358 try { 15359 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 15360 allCodePaths = pkg.getAllCodePaths(); 15361 } catch (PackageParserException e) { 15362 // Ignored; we tried our best 15363 } 15364 } 15365 15366 cleanUp(); 15367 removeDexFiles(allCodePaths, instructionSets); 15368 } 15369 15370 boolean doPostDeleteLI(boolean delete) { 15371 // XXX err, shouldn't we respect the delete flag? 15372 cleanUpResourcesLI(); 15373 return true; 15374 } 15375 } 15376 15377 private boolean isAsecExternal(String cid) { 15378 final String asecPath = PackageHelper.getSdFilesystem(cid); 15379 return !asecPath.startsWith(mAsecInternalPath); 15380 } 15381 15382 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 15383 PackageManagerException { 15384 if (copyRet < 0) { 15385 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 15386 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 15387 throw new PackageManagerException(copyRet, message); 15388 } 15389 } 15390 } 15391 15392 /** 15393 * Extract the StorageManagerService "container ID" from the full code path of an 15394 * .apk. 15395 */ 15396 static String cidFromCodePath(String fullCodePath) { 15397 int eidx = fullCodePath.lastIndexOf("/"); 15398 String subStr1 = fullCodePath.substring(0, eidx); 15399 int sidx = subStr1.lastIndexOf("/"); 15400 return subStr1.substring(sidx+1, eidx); 15401 } 15402 15403 /** 15404 * Logic to handle installation of ASEC applications, including copying and 15405 * renaming logic. 15406 */ 15407 class AsecInstallArgs extends InstallArgs { 15408 static final String RES_FILE_NAME = "pkg.apk"; 15409 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 15410 15411 String cid; 15412 String packagePath; 15413 String resourcePath; 15414 15415 /** New install */ 15416 AsecInstallArgs(InstallParams params) { 15417 super(params.origin, params.move, params.observer, params.installFlags, 15418 params.installerPackageName, params.volumeUuid, 15419 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 15420 params.grantedRuntimePermissions, 15421 params.traceMethod, params.traceCookie, params.certificates, 15422 params.installReason); 15423 } 15424 15425 /** Existing install */ 15426 AsecInstallArgs(String fullCodePath, String[] instructionSets, 15427 boolean isExternal, boolean isForwardLocked) { 15428 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 15429 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 15430 instructionSets, null, null, null, 0, null /*certificates*/, 15431 PackageManager.INSTALL_REASON_UNKNOWN); 15432 // Hackily pretend we're still looking at a full code path 15433 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 15434 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 15435 } 15436 15437 // Extract cid from fullCodePath 15438 int eidx = fullCodePath.lastIndexOf("/"); 15439 String subStr1 = fullCodePath.substring(0, eidx); 15440 int sidx = subStr1.lastIndexOf("/"); 15441 cid = subStr1.substring(sidx+1, eidx); 15442 setMountPath(subStr1); 15443 } 15444 15445 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 15446 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 15447 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 15448 instructionSets, null, null, null, 0, null /*certificates*/, 15449 PackageManager.INSTALL_REASON_UNKNOWN); 15450 this.cid = cid; 15451 setMountPath(PackageHelper.getSdDir(cid)); 15452 } 15453 15454 void createCopyFile() { 15455 cid = mInstallerService.allocateExternalStageCidLegacy(); 15456 } 15457 15458 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15459 if (origin.staged && origin.cid != null) { 15460 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 15461 cid = origin.cid; 15462 setMountPath(PackageHelper.getSdDir(cid)); 15463 return PackageManager.INSTALL_SUCCEEDED; 15464 } 15465 15466 if (temp) { 15467 createCopyFile(); 15468 } else { 15469 /* 15470 * Pre-emptively destroy the container since it's destroyed if 15471 * copying fails due to it existing anyway. 15472 */ 15473 PackageHelper.destroySdDir(cid); 15474 } 15475 15476 final String newMountPath = imcs.copyPackageToContainer( 15477 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 15478 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 15479 15480 if (newMountPath != null) { 15481 setMountPath(newMountPath); 15482 return PackageManager.INSTALL_SUCCEEDED; 15483 } else { 15484 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15485 } 15486 } 15487 15488 @Override 15489 String getCodePath() { 15490 return packagePath; 15491 } 15492 15493 @Override 15494 String getResourcePath() { 15495 return resourcePath; 15496 } 15497 15498 int doPreInstall(int status) { 15499 if (status != PackageManager.INSTALL_SUCCEEDED) { 15500 // Destroy container 15501 PackageHelper.destroySdDir(cid); 15502 } else { 15503 boolean mounted = PackageHelper.isContainerMounted(cid); 15504 if (!mounted) { 15505 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 15506 Process.SYSTEM_UID); 15507 if (newMountPath != null) { 15508 setMountPath(newMountPath); 15509 } else { 15510 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15511 } 15512 } 15513 } 15514 return status; 15515 } 15516 15517 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15518 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 15519 String newMountPath = null; 15520 if (PackageHelper.isContainerMounted(cid)) { 15521 // Unmount the container 15522 if (!PackageHelper.unMountSdDir(cid)) { 15523 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 15524 return false; 15525 } 15526 } 15527 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 15528 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 15529 " which might be stale. Will try to clean up."); 15530 // Clean up the stale container and proceed to recreate. 15531 if (!PackageHelper.destroySdDir(newCacheId)) { 15532 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 15533 return false; 15534 } 15535 // Successfully cleaned up stale container. Try to rename again. 15536 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 15537 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 15538 + " inspite of cleaning it up."); 15539 return false; 15540 } 15541 } 15542 if (!PackageHelper.isContainerMounted(newCacheId)) { 15543 Slog.w(TAG, "Mounting container " + newCacheId); 15544 newMountPath = PackageHelper.mountSdDir(newCacheId, 15545 getEncryptKey(), Process.SYSTEM_UID); 15546 } else { 15547 newMountPath = PackageHelper.getSdDir(newCacheId); 15548 } 15549 if (newMountPath == null) { 15550 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 15551 return false; 15552 } 15553 Log.i(TAG, "Succesfully renamed " + cid + 15554 " to " + newCacheId + 15555 " at new path: " + newMountPath); 15556 cid = newCacheId; 15557 15558 final File beforeCodeFile = new File(packagePath); 15559 setMountPath(newMountPath); 15560 final File afterCodeFile = new File(packagePath); 15561 15562 // Reflect the rename in scanned details 15563 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 15564 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 15565 afterCodeFile, pkg.baseCodePath)); 15566 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 15567 afterCodeFile, pkg.splitCodePaths)); 15568 15569 // Reflect the rename in app info 15570 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15571 pkg.setApplicationInfoCodePath(pkg.codePath); 15572 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15573 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15574 pkg.setApplicationInfoResourcePath(pkg.codePath); 15575 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15576 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15577 15578 return true; 15579 } 15580 15581 private void setMountPath(String mountPath) { 15582 final File mountFile = new File(mountPath); 15583 15584 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 15585 if (monolithicFile.exists()) { 15586 packagePath = monolithicFile.getAbsolutePath(); 15587 if (isFwdLocked()) { 15588 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 15589 } else { 15590 resourcePath = packagePath; 15591 } 15592 } else { 15593 packagePath = mountFile.getAbsolutePath(); 15594 resourcePath = packagePath; 15595 } 15596 } 15597 15598 int doPostInstall(int status, int uid) { 15599 if (status != PackageManager.INSTALL_SUCCEEDED) { 15600 cleanUp(); 15601 } else { 15602 final int groupOwner; 15603 final String protectedFile; 15604 if (isFwdLocked()) { 15605 groupOwner = UserHandle.getSharedAppGid(uid); 15606 protectedFile = RES_FILE_NAME; 15607 } else { 15608 groupOwner = -1; 15609 protectedFile = null; 15610 } 15611 15612 if (uid < Process.FIRST_APPLICATION_UID 15613 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 15614 Slog.e(TAG, "Failed to finalize " + cid); 15615 PackageHelper.destroySdDir(cid); 15616 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15617 } 15618 15619 boolean mounted = PackageHelper.isContainerMounted(cid); 15620 if (!mounted) { 15621 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 15622 } 15623 } 15624 return status; 15625 } 15626 15627 private void cleanUp() { 15628 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 15629 15630 // Destroy secure container 15631 PackageHelper.destroySdDir(cid); 15632 } 15633 15634 private List<String> getAllCodePaths() { 15635 final File codeFile = new File(getCodePath()); 15636 if (codeFile != null && codeFile.exists()) { 15637 try { 15638 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 15639 return pkg.getAllCodePaths(); 15640 } catch (PackageParserException e) { 15641 // Ignored; we tried our best 15642 } 15643 } 15644 return Collections.EMPTY_LIST; 15645 } 15646 15647 void cleanUpResourcesLI() { 15648 // Enumerate all code paths before deleting 15649 cleanUpResourcesLI(getAllCodePaths()); 15650 } 15651 15652 private void cleanUpResourcesLI(List<String> allCodePaths) { 15653 cleanUp(); 15654 removeDexFiles(allCodePaths, instructionSets); 15655 } 15656 15657 String getPackageName() { 15658 return getAsecPackageName(cid); 15659 } 15660 15661 boolean doPostDeleteLI(boolean delete) { 15662 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 15663 final List<String> allCodePaths = getAllCodePaths(); 15664 boolean mounted = PackageHelper.isContainerMounted(cid); 15665 if (mounted) { 15666 // Unmount first 15667 if (PackageHelper.unMountSdDir(cid)) { 15668 mounted = false; 15669 } 15670 } 15671 if (!mounted && delete) { 15672 cleanUpResourcesLI(allCodePaths); 15673 } 15674 return !mounted; 15675 } 15676 15677 @Override 15678 int doPreCopy() { 15679 if (isFwdLocked()) { 15680 if (!PackageHelper.fixSdPermissions(cid, getPackageUid(DEFAULT_CONTAINER_PACKAGE, 15681 MATCH_SYSTEM_ONLY, UserHandle.USER_SYSTEM), RES_FILE_NAME)) { 15682 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15683 } 15684 } 15685 15686 return PackageManager.INSTALL_SUCCEEDED; 15687 } 15688 15689 @Override 15690 int doPostCopy(int uid) { 15691 if (isFwdLocked()) { 15692 if (uid < Process.FIRST_APPLICATION_UID 15693 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 15694 RES_FILE_NAME)) { 15695 Slog.e(TAG, "Failed to finalize " + cid); 15696 PackageHelper.destroySdDir(cid); 15697 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15698 } 15699 } 15700 15701 return PackageManager.INSTALL_SUCCEEDED; 15702 } 15703 } 15704 15705 /** 15706 * Logic to handle movement of existing installed applications. 15707 */ 15708 class MoveInstallArgs extends InstallArgs { 15709 private File codeFile; 15710 private File resourceFile; 15711 15712 /** New install */ 15713 MoveInstallArgs(InstallParams params) { 15714 super(params.origin, params.move, params.observer, params.installFlags, 15715 params.installerPackageName, params.volumeUuid, 15716 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 15717 params.grantedRuntimePermissions, 15718 params.traceMethod, params.traceCookie, params.certificates, 15719 params.installReason); 15720 } 15721 15722 int copyApk(IMediaContainerService imcs, boolean temp) { 15723 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 15724 + move.fromUuid + " to " + move.toUuid); 15725 synchronized (mInstaller) { 15726 try { 15727 mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 15728 move.dataAppName, move.appId, move.seinfo, move.targetSdkVersion); 15729 } catch (InstallerException e) { 15730 Slog.w(TAG, "Failed to move app", e); 15731 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15732 } 15733 } 15734 15735 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 15736 resourceFile = codeFile; 15737 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 15738 15739 return PackageManager.INSTALL_SUCCEEDED; 15740 } 15741 15742 int doPreInstall(int status) { 15743 if (status != PackageManager.INSTALL_SUCCEEDED) { 15744 cleanUp(move.toUuid); 15745 } 15746 return status; 15747 } 15748 15749 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15750 if (status != PackageManager.INSTALL_SUCCEEDED) { 15751 cleanUp(move.toUuid); 15752 return false; 15753 } 15754 15755 // Reflect the move in app info 15756 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15757 pkg.setApplicationInfoCodePath(pkg.codePath); 15758 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15759 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15760 pkg.setApplicationInfoResourcePath(pkg.codePath); 15761 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15762 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15763 15764 return true; 15765 } 15766 15767 int doPostInstall(int status, int uid) { 15768 if (status == PackageManager.INSTALL_SUCCEEDED) { 15769 cleanUp(move.fromUuid); 15770 } else { 15771 cleanUp(move.toUuid); 15772 } 15773 return status; 15774 } 15775 15776 @Override 15777 String getCodePath() { 15778 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15779 } 15780 15781 @Override 15782 String getResourcePath() { 15783 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15784 } 15785 15786 private boolean cleanUp(String volumeUuid) { 15787 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 15788 move.dataAppName); 15789 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 15790 final int[] userIds = sUserManager.getUserIds(); 15791 synchronized (mInstallLock) { 15792 // Clean up both app data and code 15793 // All package moves are frozen until finished 15794 for (int userId : userIds) { 15795 try { 15796 mInstaller.destroyAppData(volumeUuid, move.packageName, userId, 15797 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE, 0); 15798 } catch (InstallerException e) { 15799 Slog.w(TAG, String.valueOf(e)); 15800 } 15801 } 15802 removeCodePathLI(codeFile); 15803 } 15804 return true; 15805 } 15806 15807 void cleanUpResourcesLI() { 15808 throw new UnsupportedOperationException(); 15809 } 15810 15811 boolean doPostDeleteLI(boolean delete) { 15812 throw new UnsupportedOperationException(); 15813 } 15814 } 15815 15816 static String getAsecPackageName(String packageCid) { 15817 int idx = packageCid.lastIndexOf("-"); 15818 if (idx == -1) { 15819 return packageCid; 15820 } 15821 return packageCid.substring(0, idx); 15822 } 15823 15824 // Utility method used to create code paths based on package name and available index. 15825 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 15826 String idxStr = ""; 15827 int idx = 1; 15828 // Fall back to default value of idx=1 if prefix is not 15829 // part of oldCodePath 15830 if (oldCodePath != null) { 15831 String subStr = oldCodePath; 15832 // Drop the suffix right away 15833 if (suffix != null && subStr.endsWith(suffix)) { 15834 subStr = subStr.substring(0, subStr.length() - suffix.length()); 15835 } 15836 // If oldCodePath already contains prefix find out the 15837 // ending index to either increment or decrement. 15838 int sidx = subStr.lastIndexOf(prefix); 15839 if (sidx != -1) { 15840 subStr = subStr.substring(sidx + prefix.length()); 15841 if (subStr != null) { 15842 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 15843 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 15844 } 15845 try { 15846 idx = Integer.parseInt(subStr); 15847 if (idx <= 1) { 15848 idx++; 15849 } else { 15850 idx--; 15851 } 15852 } catch(NumberFormatException e) { 15853 } 15854 } 15855 } 15856 } 15857 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 15858 return prefix + idxStr; 15859 } 15860 15861 private File getNextCodePath(File targetDir, String packageName) { 15862 File result; 15863 SecureRandom random = new SecureRandom(); 15864 byte[] bytes = new byte[16]; 15865 do { 15866 random.nextBytes(bytes); 15867 String suffix = Base64.encodeToString(bytes, Base64.URL_SAFE | Base64.NO_WRAP); 15868 result = new File(targetDir, packageName + "-" + suffix); 15869 } while (result.exists()); 15870 return result; 15871 } 15872 15873 // Utility method that returns the relative package path with respect 15874 // to the installation directory. Like say for /data/data/com.test-1.apk 15875 // string com.test-1 is returned. 15876 static String deriveCodePathName(String codePath) { 15877 if (codePath == null) { 15878 return null; 15879 } 15880 final File codeFile = new File(codePath); 15881 final String name = codeFile.getName(); 15882 if (codeFile.isDirectory()) { 15883 return name; 15884 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 15885 final int lastDot = name.lastIndexOf('.'); 15886 return name.substring(0, lastDot); 15887 } else { 15888 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 15889 return null; 15890 } 15891 } 15892 15893 static class PackageInstalledInfo { 15894 String name; 15895 int uid; 15896 // The set of users that originally had this package installed. 15897 int[] origUsers; 15898 // The set of users that now have this package installed. 15899 int[] newUsers; 15900 PackageParser.Package pkg; 15901 int returnCode; 15902 String returnMsg; 15903 PackageRemovedInfo removedInfo; 15904 ArrayMap<String, PackageInstalledInfo> addedChildPackages; 15905 15906 public void setError(int code, String msg) { 15907 setReturnCode(code); 15908 setReturnMessage(msg); 15909 Slog.w(TAG, msg); 15910 } 15911 15912 public void setError(String msg, PackageParserException e) { 15913 setReturnCode(e.error); 15914 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15915 Slog.w(TAG, msg, e); 15916 } 15917 15918 public void setError(String msg, PackageManagerException e) { 15919 returnCode = e.error; 15920 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15921 Slog.w(TAG, msg, e); 15922 } 15923 15924 public void setReturnCode(int returnCode) { 15925 this.returnCode = returnCode; 15926 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15927 for (int i = 0; i < childCount; i++) { 15928 addedChildPackages.valueAt(i).returnCode = returnCode; 15929 } 15930 } 15931 15932 private void setReturnMessage(String returnMsg) { 15933 this.returnMsg = returnMsg; 15934 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15935 for (int i = 0; i < childCount; i++) { 15936 addedChildPackages.valueAt(i).returnMsg = returnMsg; 15937 } 15938 } 15939 15940 // In some error cases we want to convey more info back to the observer 15941 String origPackage; 15942 String origPermission; 15943 } 15944 15945 /* 15946 * Install a non-existing package. 15947 */ 15948 private void installNewPackageLIF(PackageParser.Package pkg, final int policyFlags, 15949 int scanFlags, UserHandle user, String installerPackageName, String volumeUuid, 15950 PackageInstalledInfo res, int installReason) { 15951 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 15952 15953 // Remember this for later, in case we need to rollback this install 15954 String pkgName = pkg.packageName; 15955 15956 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 15957 15958 synchronized(mPackages) { 15959 final String renamedPackage = mSettings.getRenamedPackageLPr(pkgName); 15960 if (renamedPackage != null) { 15961 // A package with the same name is already installed, though 15962 // it has been renamed to an older name. The package we 15963 // are trying to install should be installed as an update to 15964 // the existing one, but that has not been requested, so bail. 15965 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 15966 + " without first uninstalling package running as " 15967 + renamedPackage); 15968 return; 15969 } 15970 if (mPackages.containsKey(pkgName)) { 15971 // Don't allow installation over an existing package with the same name. 15972 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 15973 + " without first uninstalling."); 15974 return; 15975 } 15976 } 15977 15978 try { 15979 PackageParser.Package newPackage = scanPackageTracedLI(pkg, policyFlags, scanFlags, 15980 System.currentTimeMillis(), user); 15981 15982 updateSettingsLI(newPackage, installerPackageName, null, res, user, installReason); 15983 15984 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 15985 prepareAppDataAfterInstallLIF(newPackage); 15986 15987 } else { 15988 // Remove package from internal structures, but keep around any 15989 // data that might have already existed 15990 deletePackageLIF(pkgName, UserHandle.ALL, false, null, 15991 PackageManager.DELETE_KEEP_DATA, res.removedInfo, true, null); 15992 } 15993 } catch (PackageManagerException e) { 15994 res.setError("Package couldn't be installed in " + pkg.codePath, e); 15995 } 15996 15997 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15998 } 15999 16000 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 16001 // Can't rotate keys during boot or if sharedUser. 16002 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 16003 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 16004 return false; 16005 } 16006 // app is using upgradeKeySets; make sure all are valid 16007 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16008 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 16009 for (int i = 0; i < upgradeKeySets.length; i++) { 16010 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 16011 Slog.wtf(TAG, "Package " 16012 + (oldPs.name != null ? oldPs.name : "<null>") 16013 + " contains upgrade-key-set reference to unknown key-set: " 16014 + upgradeKeySets[i] 16015 + " reverting to signatures check."); 16016 return false; 16017 } 16018 } 16019 return true; 16020 } 16021 16022 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 16023 // Upgrade keysets are being used. Determine if new package has a superset of the 16024 // required keys. 16025 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 16026 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16027 for (int i = 0; i < upgradeKeySets.length; i++) { 16028 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 16029 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 16030 return true; 16031 } 16032 } 16033 return false; 16034 } 16035 16036 private static void updateDigest(MessageDigest digest, File file) throws IOException { 16037 try (DigestInputStream digestStream = 16038 new DigestInputStream(new FileInputStream(file), digest)) { 16039 while (digestStream.read() != -1) {} // nothing to do; just plow through the file 16040 } 16041 } 16042 16043 private void replacePackageLIF(PackageParser.Package pkg, final int policyFlags, int scanFlags, 16044 UserHandle user, String installerPackageName, PackageInstalledInfo res, 16045 int installReason) { 16046 final boolean isInstantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 16047 16048 final PackageParser.Package oldPackage; 16049 final String pkgName = pkg.packageName; 16050 final int[] allUsers; 16051 final int[] installedUsers; 16052 16053 synchronized(mPackages) { 16054 oldPackage = mPackages.get(pkgName); 16055 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 16056 16057 // don't allow upgrade to target a release SDK from a pre-release SDK 16058 final boolean oldTargetsPreRelease = oldPackage.applicationInfo.targetSdkVersion 16059 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 16060 final boolean newTargetsPreRelease = pkg.applicationInfo.targetSdkVersion 16061 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 16062 if (oldTargetsPreRelease 16063 && !newTargetsPreRelease 16064 && ((policyFlags & PackageParser.PARSE_FORCE_SDK) == 0)) { 16065 Slog.w(TAG, "Can't install package targeting released sdk"); 16066 res.setReturnCode(PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE); 16067 return; 16068 } 16069 16070 final PackageSetting ps = mSettings.mPackages.get(pkgName); 16071 16072 // verify signatures are valid 16073 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 16074 if (!checkUpgradeKeySetLP(ps, pkg)) { 16075 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 16076 "New package not signed by keys specified by upgrade-keysets: " 16077 + pkgName); 16078 return; 16079 } 16080 } else { 16081 // default to original signature matching 16082 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 16083 != PackageManager.SIGNATURE_MATCH) { 16084 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 16085 "New package has a different signature: " + pkgName); 16086 return; 16087 } 16088 } 16089 16090 // don't allow a system upgrade unless the upgrade hash matches 16091 if (oldPackage.restrictUpdateHash != null && oldPackage.isSystemApp()) { 16092 byte[] digestBytes = null; 16093 try { 16094 final MessageDigest digest = MessageDigest.getInstance("SHA-512"); 16095 updateDigest(digest, new File(pkg.baseCodePath)); 16096 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 16097 for (String path : pkg.splitCodePaths) { 16098 updateDigest(digest, new File(path)); 16099 } 16100 } 16101 digestBytes = digest.digest(); 16102 } catch (NoSuchAlgorithmException | IOException e) { 16103 res.setError(INSTALL_FAILED_INVALID_APK, 16104 "Could not compute hash: " + pkgName); 16105 return; 16106 } 16107 if (!Arrays.equals(oldPackage.restrictUpdateHash, digestBytes)) { 16108 res.setError(INSTALL_FAILED_INVALID_APK, 16109 "New package fails restrict-update check: " + pkgName); 16110 return; 16111 } 16112 // retain upgrade restriction 16113 pkg.restrictUpdateHash = oldPackage.restrictUpdateHash; 16114 } 16115 16116 // Check for shared user id changes 16117 String invalidPackageName = 16118 getParentOrChildPackageChangedSharedUser(oldPackage, pkg); 16119 if (invalidPackageName != null) { 16120 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 16121 "Package " + invalidPackageName + " tried to change user " 16122 + oldPackage.mSharedUserId); 16123 return; 16124 } 16125 16126 // In case of rollback, remember per-user/profile install state 16127 allUsers = sUserManager.getUserIds(); 16128 installedUsers = ps.queryInstalledUsers(allUsers, true); 16129 16130 // don't allow an upgrade from full to ephemeral 16131 if (isInstantApp) { 16132 if (user == null || user.getIdentifier() == UserHandle.USER_ALL) { 16133 for (int currentUser : allUsers) { 16134 if (!ps.getInstantApp(currentUser)) { 16135 // can't downgrade from full to instant 16136 Slog.w(TAG, "Can't replace full app with instant app: " + pkgName 16137 + " for user: " + currentUser); 16138 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16139 return; 16140 } 16141 } 16142 } else if (!ps.getInstantApp(user.getIdentifier())) { 16143 // can't downgrade from full to instant 16144 Slog.w(TAG, "Can't replace full app with instant app: " + pkgName 16145 + " for user: " + user.getIdentifier()); 16146 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16147 return; 16148 } 16149 } 16150 } 16151 16152 // Update what is removed 16153 res.removedInfo = new PackageRemovedInfo(); 16154 res.removedInfo.uid = oldPackage.applicationInfo.uid; 16155 res.removedInfo.removedPackage = oldPackage.packageName; 16156 res.removedInfo.isStaticSharedLib = pkg.staticSharedLibName != null; 16157 res.removedInfo.isUpdate = true; 16158 res.removedInfo.origUsers = installedUsers; 16159 final PackageSetting ps = mSettings.getPackageLPr(pkgName); 16160 res.removedInfo.installReasons = new SparseArray<>(installedUsers.length); 16161 for (int i = 0; i < installedUsers.length; i++) { 16162 final int userId = installedUsers[i]; 16163 res.removedInfo.installReasons.put(userId, ps.getInstallReason(userId)); 16164 } 16165 16166 final int childCount = (oldPackage.childPackages != null) 16167 ? oldPackage.childPackages.size() : 0; 16168 for (int i = 0; i < childCount; i++) { 16169 boolean childPackageUpdated = false; 16170 PackageParser.Package childPkg = oldPackage.childPackages.get(i); 16171 final PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16172 if (res.addedChildPackages != null) { 16173 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 16174 if (childRes != null) { 16175 childRes.removedInfo.uid = childPkg.applicationInfo.uid; 16176 childRes.removedInfo.removedPackage = childPkg.packageName; 16177 childRes.removedInfo.isUpdate = true; 16178 childRes.removedInfo.installReasons = res.removedInfo.installReasons; 16179 childPackageUpdated = true; 16180 } 16181 } 16182 if (!childPackageUpdated) { 16183 PackageRemovedInfo childRemovedRes = new PackageRemovedInfo(); 16184 childRemovedRes.removedPackage = childPkg.packageName; 16185 childRemovedRes.isUpdate = false; 16186 childRemovedRes.dataRemoved = true; 16187 synchronized (mPackages) { 16188 if (childPs != null) { 16189 childRemovedRes.origUsers = childPs.queryInstalledUsers(allUsers, true); 16190 } 16191 } 16192 if (res.removedInfo.removedChildPackages == null) { 16193 res.removedInfo.removedChildPackages = new ArrayMap<>(); 16194 } 16195 res.removedInfo.removedChildPackages.put(childPkg.packageName, childRemovedRes); 16196 } 16197 } 16198 16199 boolean sysPkg = (isSystemApp(oldPackage)); 16200 if (sysPkg) { 16201 // Set the system/privileged flags as needed 16202 final boolean privileged = 16203 (oldPackage.applicationInfo.privateFlags 16204 & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 16205 final int systemPolicyFlags = policyFlags 16206 | PackageParser.PARSE_IS_SYSTEM 16207 | (privileged ? PackageParser.PARSE_IS_PRIVILEGED : 0); 16208 16209 replaceSystemPackageLIF(oldPackage, pkg, systemPolicyFlags, scanFlags, 16210 user, allUsers, installerPackageName, res, installReason); 16211 } else { 16212 replaceNonSystemPackageLIF(oldPackage, pkg, policyFlags, scanFlags, 16213 user, allUsers, installerPackageName, res, installReason); 16214 } 16215 } 16216 16217 public List<String> getPreviousCodePaths(String packageName) { 16218 final PackageSetting ps = mSettings.mPackages.get(packageName); 16219 final List<String> result = new ArrayList<String>(); 16220 if (ps != null && ps.oldCodePaths != null) { 16221 result.addAll(ps.oldCodePaths); 16222 } 16223 return result; 16224 } 16225 16226 private void replaceNonSystemPackageLIF(PackageParser.Package deletedPackage, 16227 PackageParser.Package pkg, final int policyFlags, int scanFlags, UserHandle user, 16228 int[] allUsers, String installerPackageName, PackageInstalledInfo res, 16229 int installReason) { 16230 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 16231 + deletedPackage); 16232 16233 String pkgName = deletedPackage.packageName; 16234 boolean deletedPkg = true; 16235 boolean addedPkg = false; 16236 boolean updatedSettings = false; 16237 final boolean killApp = (scanFlags & SCAN_DONT_KILL_APP) == 0; 16238 final int deleteFlags = PackageManager.DELETE_KEEP_DATA 16239 | (killApp ? 0 : PackageManager.DELETE_DONT_KILL_APP); 16240 16241 final long origUpdateTime = (pkg.mExtras != null) 16242 ? ((PackageSetting)pkg.mExtras).lastUpdateTime : 0; 16243 16244 // First delete the existing package while retaining the data directory 16245 if (!deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 16246 res.removedInfo, true, pkg)) { 16247 // If the existing package wasn't successfully deleted 16248 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 16249 deletedPkg = false; 16250 } else { 16251 // Successfully deleted the old package; proceed with replace. 16252 16253 // If deleted package lived in a container, give users a chance to 16254 // relinquish resources before killing. 16255 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 16256 if (DEBUG_INSTALL) { 16257 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 16258 } 16259 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 16260 final ArrayList<String> pkgList = new ArrayList<String>(1); 16261 pkgList.add(deletedPackage.applicationInfo.packageName); 16262 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 16263 } 16264 16265 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 16266 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16267 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 16268 16269 try { 16270 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, policyFlags, 16271 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 16272 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 16273 installReason); 16274 16275 // Update the in-memory copy of the previous code paths. 16276 PackageSetting ps = mSettings.mPackages.get(pkgName); 16277 if (!killApp) { 16278 if (ps.oldCodePaths == null) { 16279 ps.oldCodePaths = new ArraySet<>(); 16280 } 16281 Collections.addAll(ps.oldCodePaths, deletedPackage.baseCodePath); 16282 if (deletedPackage.splitCodePaths != null) { 16283 Collections.addAll(ps.oldCodePaths, deletedPackage.splitCodePaths); 16284 } 16285 } else { 16286 ps.oldCodePaths = null; 16287 } 16288 if (ps.childPackageNames != null) { 16289 for (int i = ps.childPackageNames.size() - 1; i >= 0; --i) { 16290 final String childPkgName = ps.childPackageNames.get(i); 16291 final PackageSetting childPs = mSettings.mPackages.get(childPkgName); 16292 childPs.oldCodePaths = ps.oldCodePaths; 16293 } 16294 } 16295 // set instant app status, but, only if it's explicitly specified 16296 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 16297 final boolean fullApp = (scanFlags & SCAN_AS_FULL_APP) != 0; 16298 setInstantAppForUser(ps, user.getIdentifier(), instantApp, fullApp); 16299 prepareAppDataAfterInstallLIF(newPackage); 16300 addedPkg = true; 16301 mDexManager.notifyPackageUpdated(newPackage.packageName, 16302 newPackage.baseCodePath, newPackage.splitCodePaths); 16303 } catch (PackageManagerException e) { 16304 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16305 } 16306 } 16307 16308 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16309 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 16310 16311 // Revert all internal state mutations and added folders for the failed install 16312 if (addedPkg) { 16313 deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 16314 res.removedInfo, true, null); 16315 } 16316 16317 // Restore the old package 16318 if (deletedPkg) { 16319 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 16320 File restoreFile = new File(deletedPackage.codePath); 16321 // Parse old package 16322 boolean oldExternal = isExternal(deletedPackage); 16323 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 16324 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 16325 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 16326 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 16327 try { 16328 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 16329 null); 16330 } catch (PackageManagerException e) { 16331 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 16332 + e.getMessage()); 16333 return; 16334 } 16335 16336 synchronized (mPackages) { 16337 // Ensure the installer package name up to date 16338 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16339 16340 // Update permissions for restored package 16341 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 16342 16343 mSettings.writeLPr(); 16344 } 16345 16346 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 16347 } 16348 } else { 16349 synchronized (mPackages) { 16350 PackageSetting ps = mSettings.getPackageLPr(pkg.packageName); 16351 if (ps != null) { 16352 res.removedInfo.removedForAllUsers = mPackages.get(ps.name) == null; 16353 if (res.removedInfo.removedChildPackages != null) { 16354 final int childCount = res.removedInfo.removedChildPackages.size(); 16355 // Iterate in reverse as we may modify the collection 16356 for (int i = childCount - 1; i >= 0; i--) { 16357 String childPackageName = res.removedInfo.removedChildPackages.keyAt(i); 16358 if (res.addedChildPackages.containsKey(childPackageName)) { 16359 res.removedInfo.removedChildPackages.removeAt(i); 16360 } else { 16361 PackageRemovedInfo childInfo = res.removedInfo 16362 .removedChildPackages.valueAt(i); 16363 childInfo.removedForAllUsers = mPackages.get( 16364 childInfo.removedPackage) == null; 16365 } 16366 } 16367 } 16368 } 16369 } 16370 } 16371 } 16372 16373 private void replaceSystemPackageLIF(PackageParser.Package deletedPackage, 16374 PackageParser.Package pkg, final int policyFlags, int scanFlags, UserHandle user, 16375 int[] allUsers, String installerPackageName, PackageInstalledInfo res, 16376 int installReason) { 16377 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 16378 + ", old=" + deletedPackage); 16379 16380 final boolean disabledSystem; 16381 16382 // Remove existing system package 16383 removePackageLI(deletedPackage, true); 16384 16385 synchronized (mPackages) { 16386 disabledSystem = disableSystemPackageLPw(deletedPackage, pkg); 16387 } 16388 if (!disabledSystem) { 16389 // We didn't need to disable the .apk as a current system package, 16390 // which means we are replacing another update that is already 16391 // installed. We need to make sure to delete the older one's .apk. 16392 res.removedInfo.args = createInstallArgsForExisting(0, 16393 deletedPackage.applicationInfo.getCodePath(), 16394 deletedPackage.applicationInfo.getResourcePath(), 16395 getAppDexInstructionSets(deletedPackage.applicationInfo)); 16396 } else { 16397 res.removedInfo.args = null; 16398 } 16399 16400 // Successfully disabled the old package. Now proceed with re-installation 16401 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 16402 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16403 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 16404 16405 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16406 pkg.setApplicationInfoFlags(ApplicationInfo.FLAG_UPDATED_SYSTEM_APP, 16407 ApplicationInfo.FLAG_UPDATED_SYSTEM_APP); 16408 16409 PackageParser.Package newPackage = null; 16410 try { 16411 // Add the package to the internal data structures 16412 newPackage = scanPackageTracedLI(pkg, policyFlags, scanFlags, 0, user); 16413 16414 // Set the update and install times 16415 PackageSetting deletedPkgSetting = (PackageSetting) deletedPackage.mExtras; 16416 setInstallAndUpdateTime(newPackage, deletedPkgSetting.firstInstallTime, 16417 System.currentTimeMillis()); 16418 16419 // Update the package dynamic state if succeeded 16420 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 16421 // Now that the install succeeded make sure we remove data 16422 // directories for any child package the update removed. 16423 final int deletedChildCount = (deletedPackage.childPackages != null) 16424 ? deletedPackage.childPackages.size() : 0; 16425 final int newChildCount = (newPackage.childPackages != null) 16426 ? newPackage.childPackages.size() : 0; 16427 for (int i = 0; i < deletedChildCount; i++) { 16428 PackageParser.Package deletedChildPkg = deletedPackage.childPackages.get(i); 16429 boolean childPackageDeleted = true; 16430 for (int j = 0; j < newChildCount; j++) { 16431 PackageParser.Package newChildPkg = newPackage.childPackages.get(j); 16432 if (deletedChildPkg.packageName.equals(newChildPkg.packageName)) { 16433 childPackageDeleted = false; 16434 break; 16435 } 16436 } 16437 if (childPackageDeleted) { 16438 PackageSetting ps = mSettings.getDisabledSystemPkgLPr( 16439 deletedChildPkg.packageName); 16440 if (ps != null && res.removedInfo.removedChildPackages != null) { 16441 PackageRemovedInfo removedChildRes = res.removedInfo 16442 .removedChildPackages.get(deletedChildPkg.packageName); 16443 removePackageDataLIF(ps, allUsers, removedChildRes, 0, false); 16444 removedChildRes.removedForAllUsers = mPackages.get(ps.name) == null; 16445 } 16446 } 16447 } 16448 16449 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 16450 installReason); 16451 prepareAppDataAfterInstallLIF(newPackage); 16452 16453 mDexManager.notifyPackageUpdated(newPackage.packageName, 16454 newPackage.baseCodePath, newPackage.splitCodePaths); 16455 } 16456 } catch (PackageManagerException e) { 16457 res.setReturnCode(INSTALL_FAILED_INTERNAL_ERROR); 16458 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16459 } 16460 16461 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16462 // Re installation failed. Restore old information 16463 // Remove new pkg information 16464 if (newPackage != null) { 16465 removeInstalledPackageLI(newPackage, true); 16466 } 16467 // Add back the old system package 16468 try { 16469 scanPackageTracedLI(deletedPackage, policyFlags, SCAN_UPDATE_SIGNATURE, 0, user); 16470 } catch (PackageManagerException e) { 16471 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 16472 } 16473 16474 synchronized (mPackages) { 16475 if (disabledSystem) { 16476 enableSystemPackageLPw(deletedPackage); 16477 } 16478 16479 // Ensure the installer package name up to date 16480 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16481 16482 // Update permissions for restored package 16483 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 16484 16485 mSettings.writeLPr(); 16486 } 16487 16488 Slog.i(TAG, "Successfully restored package : " + deletedPackage.packageName 16489 + " after failed upgrade"); 16490 } 16491 } 16492 16493 /** 16494 * Checks whether the parent or any of the child packages have a change shared 16495 * user. For a package to be a valid update the shred users of the parent and 16496 * the children should match. We may later support changing child shared users. 16497 * @param oldPkg The updated package. 16498 * @param newPkg The update package. 16499 * @return The shared user that change between the versions. 16500 */ 16501 private String getParentOrChildPackageChangedSharedUser(PackageParser.Package oldPkg, 16502 PackageParser.Package newPkg) { 16503 // Check parent shared user 16504 if (!Objects.equals(oldPkg.mSharedUserId, newPkg.mSharedUserId)) { 16505 return newPkg.packageName; 16506 } 16507 // Check child shared users 16508 final int oldChildCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16509 final int newChildCount = (newPkg.childPackages != null) ? newPkg.childPackages.size() : 0; 16510 for (int i = 0; i < newChildCount; i++) { 16511 PackageParser.Package newChildPkg = newPkg.childPackages.get(i); 16512 // If this child was present, did it have the same shared user? 16513 for (int j = 0; j < oldChildCount; j++) { 16514 PackageParser.Package oldChildPkg = oldPkg.childPackages.get(j); 16515 if (newChildPkg.packageName.equals(oldChildPkg.packageName) 16516 && !Objects.equals(newChildPkg.mSharedUserId, oldChildPkg.mSharedUserId)) { 16517 return newChildPkg.packageName; 16518 } 16519 } 16520 } 16521 return null; 16522 } 16523 16524 private void removeNativeBinariesLI(PackageSetting ps) { 16525 // Remove the lib path for the parent package 16526 if (ps != null) { 16527 NativeLibraryHelper.removeNativeBinariesLI(ps.legacyNativeLibraryPathString); 16528 // Remove the lib path for the child packages 16529 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 16530 for (int i = 0; i < childCount; i++) { 16531 PackageSetting childPs = null; 16532 synchronized (mPackages) { 16533 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 16534 } 16535 if (childPs != null) { 16536 NativeLibraryHelper.removeNativeBinariesLI(childPs 16537 .legacyNativeLibraryPathString); 16538 } 16539 } 16540 } 16541 } 16542 16543 private void enableSystemPackageLPw(PackageParser.Package pkg) { 16544 // Enable the parent package 16545 mSettings.enableSystemPackageLPw(pkg.packageName); 16546 // Enable the child packages 16547 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16548 for (int i = 0; i < childCount; i++) { 16549 PackageParser.Package childPkg = pkg.childPackages.get(i); 16550 mSettings.enableSystemPackageLPw(childPkg.packageName); 16551 } 16552 } 16553 16554 private boolean disableSystemPackageLPw(PackageParser.Package oldPkg, 16555 PackageParser.Package newPkg) { 16556 // Disable the parent package (parent always replaced) 16557 boolean disabled = mSettings.disableSystemPackageLPw(oldPkg.packageName, true); 16558 // Disable the child packages 16559 final int childCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16560 for (int i = 0; i < childCount; i++) { 16561 PackageParser.Package childPkg = oldPkg.childPackages.get(i); 16562 final boolean replace = newPkg.hasChildPackage(childPkg.packageName); 16563 disabled |= mSettings.disableSystemPackageLPw(childPkg.packageName, replace); 16564 } 16565 return disabled; 16566 } 16567 16568 private void setInstallerPackageNameLPw(PackageParser.Package pkg, 16569 String installerPackageName) { 16570 // Enable the parent package 16571 mSettings.setInstallerPackageName(pkg.packageName, installerPackageName); 16572 // Enable the child packages 16573 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16574 for (int i = 0; i < childCount; i++) { 16575 PackageParser.Package childPkg = pkg.childPackages.get(i); 16576 mSettings.setInstallerPackageName(childPkg.packageName, installerPackageName); 16577 } 16578 } 16579 16580 private int[] revokeUnusedSharedUserPermissionsLPw(SharedUserSetting su, int[] allUserIds) { 16581 // Collect all used permissions in the UID 16582 ArraySet<String> usedPermissions = new ArraySet<>(); 16583 final int packageCount = su.packages.size(); 16584 for (int i = 0; i < packageCount; i++) { 16585 PackageSetting ps = su.packages.valueAt(i); 16586 if (ps.pkg == null) { 16587 continue; 16588 } 16589 final int requestedPermCount = ps.pkg.requestedPermissions.size(); 16590 for (int j = 0; j < requestedPermCount; j++) { 16591 String permission = ps.pkg.requestedPermissions.get(j); 16592 BasePermission bp = mSettings.mPermissions.get(permission); 16593 if (bp != null) { 16594 usedPermissions.add(permission); 16595 } 16596 } 16597 } 16598 16599 PermissionsState permissionsState = su.getPermissionsState(); 16600 // Prune install permissions 16601 List<PermissionState> installPermStates = permissionsState.getInstallPermissionStates(); 16602 final int installPermCount = installPermStates.size(); 16603 for (int i = installPermCount - 1; i >= 0; i--) { 16604 PermissionState permissionState = installPermStates.get(i); 16605 if (!usedPermissions.contains(permissionState.getName())) { 16606 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 16607 if (bp != null) { 16608 permissionsState.revokeInstallPermission(bp); 16609 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 16610 PackageManager.MASK_PERMISSION_FLAGS, 0); 16611 } 16612 } 16613 } 16614 16615 int[] runtimePermissionChangedUserIds = EmptyArray.INT; 16616 16617 // Prune runtime permissions 16618 for (int userId : allUserIds) { 16619 List<PermissionState> runtimePermStates = permissionsState 16620 .getRuntimePermissionStates(userId); 16621 final int runtimePermCount = runtimePermStates.size(); 16622 for (int i = runtimePermCount - 1; i >= 0; i--) { 16623 PermissionState permissionState = runtimePermStates.get(i); 16624 if (!usedPermissions.contains(permissionState.getName())) { 16625 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 16626 if (bp != null) { 16627 permissionsState.revokeRuntimePermission(bp, userId); 16628 permissionsState.updatePermissionFlags(bp, userId, 16629 PackageManager.MASK_PERMISSION_FLAGS, 0); 16630 runtimePermissionChangedUserIds = ArrayUtils.appendInt( 16631 runtimePermissionChangedUserIds, userId); 16632 } 16633 } 16634 } 16635 } 16636 16637 return runtimePermissionChangedUserIds; 16638 } 16639 16640 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 16641 int[] allUsers, PackageInstalledInfo res, UserHandle user, int installReason) { 16642 // Update the parent package setting 16643 updateSettingsInternalLI(newPackage, installerPackageName, allUsers, res.origUsers, 16644 res, user, installReason); 16645 // Update the child packages setting 16646 final int childCount = (newPackage.childPackages != null) 16647 ? newPackage.childPackages.size() : 0; 16648 for (int i = 0; i < childCount; i++) { 16649 PackageParser.Package childPackage = newPackage.childPackages.get(i); 16650 PackageInstalledInfo childRes = res.addedChildPackages.get(childPackage.packageName); 16651 updateSettingsInternalLI(childPackage, installerPackageName, allUsers, 16652 childRes.origUsers, childRes, user, installReason); 16653 } 16654 } 16655 16656 private void updateSettingsInternalLI(PackageParser.Package newPackage, 16657 String installerPackageName, int[] allUsers, int[] installedForUsers, 16658 PackageInstalledInfo res, UserHandle user, int installReason) { 16659 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 16660 16661 String pkgName = newPackage.packageName; 16662 synchronized (mPackages) { 16663 //write settings. the installStatus will be incomplete at this stage. 16664 //note that the new package setting would have already been 16665 //added to mPackages. It hasn't been persisted yet. 16666 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 16667 // TODO: Remove this write? It's also written at the end of this method 16668 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16669 mSettings.writeLPr(); 16670 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16671 } 16672 16673 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 16674 synchronized (mPackages) { 16675 updatePermissionsLPw(newPackage.packageName, newPackage, 16676 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 16677 ? UPDATE_PERMISSIONS_ALL : 0)); 16678 // For system-bundled packages, we assume that installing an upgraded version 16679 // of the package implies that the user actually wants to run that new code, 16680 // so we enable the package. 16681 PackageSetting ps = mSettings.mPackages.get(pkgName); 16682 final int userId = user.getIdentifier(); 16683 if (ps != null) { 16684 if (isSystemApp(newPackage)) { 16685 if (DEBUG_INSTALL) { 16686 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 16687 } 16688 // Enable system package for requested users 16689 if (res.origUsers != null) { 16690 for (int origUserId : res.origUsers) { 16691 if (userId == UserHandle.USER_ALL || userId == origUserId) { 16692 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 16693 origUserId, installerPackageName); 16694 } 16695 } 16696 } 16697 // Also convey the prior install/uninstall state 16698 if (allUsers != null && installedForUsers != null) { 16699 for (int currentUserId : allUsers) { 16700 final boolean installed = ArrayUtils.contains( 16701 installedForUsers, currentUserId); 16702 if (DEBUG_INSTALL) { 16703 Slog.d(TAG, " user " + currentUserId + " => " + installed); 16704 } 16705 ps.setInstalled(installed, currentUserId); 16706 } 16707 // these install state changes will be persisted in the 16708 // upcoming call to mSettings.writeLPr(). 16709 } 16710 } 16711 // It's implied that when a user requests installation, they want the app to be 16712 // installed and enabled. 16713 if (userId != UserHandle.USER_ALL) { 16714 ps.setInstalled(true, userId); 16715 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 16716 } 16717 16718 // When replacing an existing package, preserve the original install reason for all 16719 // users that had the package installed before. 16720 final Set<Integer> previousUserIds = new ArraySet<>(); 16721 if (res.removedInfo != null && res.removedInfo.installReasons != null) { 16722 final int installReasonCount = res.removedInfo.installReasons.size(); 16723 for (int i = 0; i < installReasonCount; i++) { 16724 final int previousUserId = res.removedInfo.installReasons.keyAt(i); 16725 final int previousInstallReason = res.removedInfo.installReasons.valueAt(i); 16726 ps.setInstallReason(previousInstallReason, previousUserId); 16727 previousUserIds.add(previousUserId); 16728 } 16729 } 16730 16731 // Set install reason for users that are having the package newly installed. 16732 if (userId == UserHandle.USER_ALL) { 16733 for (int currentUserId : sUserManager.getUserIds()) { 16734 if (!previousUserIds.contains(currentUserId)) { 16735 ps.setInstallReason(installReason, currentUserId); 16736 } 16737 } 16738 } else if (!previousUserIds.contains(userId)) { 16739 ps.setInstallReason(installReason, userId); 16740 } 16741 mSettings.writeKernelMappingLPr(ps); 16742 } 16743 res.name = pkgName; 16744 res.uid = newPackage.applicationInfo.uid; 16745 res.pkg = newPackage; 16746 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 16747 mSettings.setInstallerPackageName(pkgName, installerPackageName); 16748 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16749 //to update install status 16750 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16751 mSettings.writeLPr(); 16752 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16753 } 16754 16755 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16756 } 16757 16758 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 16759 try { 16760 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 16761 installPackageLI(args, res); 16762 } finally { 16763 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16764 } 16765 } 16766 16767 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 16768 final int installFlags = args.installFlags; 16769 final String installerPackageName = args.installerPackageName; 16770 final String volumeUuid = args.volumeUuid; 16771 final File tmpPackageFile = new File(args.getCodePath()); 16772 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 16773 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 16774 || (args.volumeUuid != null)); 16775 final boolean instantApp = ((installFlags & PackageManager.INSTALL_INSTANT_APP) != 0); 16776 final boolean fullApp = ((installFlags & PackageManager.INSTALL_FULL_APP) != 0); 16777 final boolean forceSdk = ((installFlags & PackageManager.INSTALL_FORCE_SDK) != 0); 16778 boolean replace = false; 16779 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 16780 if (args.move != null) { 16781 // moving a complete application; perform an initial scan on the new install location 16782 scanFlags |= SCAN_INITIAL; 16783 } 16784 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 16785 scanFlags |= SCAN_DONT_KILL_APP; 16786 } 16787 if (instantApp) { 16788 scanFlags |= SCAN_AS_INSTANT_APP; 16789 } 16790 if (fullApp) { 16791 scanFlags |= SCAN_AS_FULL_APP; 16792 } 16793 16794 // Result object to be returned 16795 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16796 16797 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 16798 16799 // Sanity check 16800 if (instantApp && (forwardLocked || onExternal)) { 16801 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 16802 + " external=" + onExternal); 16803 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16804 return; 16805 } 16806 16807 // Retrieve PackageSettings and parse package 16808 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 16809 | PackageParser.PARSE_ENFORCE_CODE 16810 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 16811 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 16812 | (instantApp ? PackageParser.PARSE_IS_EPHEMERAL : 0) 16813 | (forceSdk ? PackageParser.PARSE_FORCE_SDK : 0); 16814 PackageParser pp = new PackageParser(); 16815 pp.setSeparateProcesses(mSeparateProcesses); 16816 pp.setDisplayMetrics(mMetrics); 16817 pp.setCallback(mPackageParserCallback); 16818 16819 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 16820 final PackageParser.Package pkg; 16821 try { 16822 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 16823 } catch (PackageParserException e) { 16824 res.setError("Failed parse during installPackageLI", e); 16825 return; 16826 } finally { 16827 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16828 } 16829 16830 // Instant apps must have target SDK >= O and have targetSanboxVersion >= 2 16831 if (instantApp && pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.N_MR1) { 16832 Slog.w(TAG, "Instant app package " + pkg.packageName 16833 + " does not target O, this will be a fatal error."); 16834 // STOPSHIP: Make this a fatal error 16835 pkg.applicationInfo.targetSdkVersion = Build.VERSION_CODES.O; 16836 } 16837 if (instantApp && pkg.applicationInfo.targetSandboxVersion != 2) { 16838 Slog.w(TAG, "Instant app package " + pkg.packageName 16839 + " does not target targetSandboxVersion 2, this will be a fatal error."); 16840 // STOPSHIP: Make this a fatal error 16841 pkg.applicationInfo.targetSandboxVersion = 2; 16842 } 16843 16844 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16845 // Static shared libraries have synthetic package names 16846 renameStaticSharedLibraryPackage(pkg); 16847 16848 // No static shared libs on external storage 16849 if (onExternal) { 16850 Slog.i(TAG, "Static shared libs can only be installed on internal storage."); 16851 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 16852 "Packages declaring static-shared libs cannot be updated"); 16853 return; 16854 } 16855 } 16856 16857 // If we are installing a clustered package add results for the children 16858 if (pkg.childPackages != null) { 16859 synchronized (mPackages) { 16860 final int childCount = pkg.childPackages.size(); 16861 for (int i = 0; i < childCount; i++) { 16862 PackageParser.Package childPkg = pkg.childPackages.get(i); 16863 PackageInstalledInfo childRes = new PackageInstalledInfo(); 16864 childRes.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16865 childRes.pkg = childPkg; 16866 childRes.name = childPkg.packageName; 16867 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16868 if (childPs != null) { 16869 childRes.origUsers = childPs.queryInstalledUsers( 16870 sUserManager.getUserIds(), true); 16871 } 16872 if ((mPackages.containsKey(childPkg.packageName))) { 16873 childRes.removedInfo = new PackageRemovedInfo(); 16874 childRes.removedInfo.removedPackage = childPkg.packageName; 16875 } 16876 if (res.addedChildPackages == null) { 16877 res.addedChildPackages = new ArrayMap<>(); 16878 } 16879 res.addedChildPackages.put(childPkg.packageName, childRes); 16880 } 16881 } 16882 } 16883 16884 // If package doesn't declare API override, mark that we have an install 16885 // time CPU ABI override. 16886 if (TextUtils.isEmpty(pkg.cpuAbiOverride)) { 16887 pkg.cpuAbiOverride = args.abiOverride; 16888 } 16889 16890 String pkgName = res.name = pkg.packageName; 16891 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 16892 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 16893 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 16894 return; 16895 } 16896 } 16897 16898 try { 16899 // either use what we've been given or parse directly from the APK 16900 if (args.certificates != null) { 16901 try { 16902 PackageParser.populateCertificates(pkg, args.certificates); 16903 } catch (PackageParserException e) { 16904 // there was something wrong with the certificates we were given; 16905 // try to pull them from the APK 16906 PackageParser.collectCertificates(pkg, parseFlags); 16907 } 16908 } else { 16909 PackageParser.collectCertificates(pkg, parseFlags); 16910 } 16911 } catch (PackageParserException e) { 16912 res.setError("Failed collect during installPackageLI", e); 16913 return; 16914 } 16915 16916 // Get rid of all references to package scan path via parser. 16917 pp = null; 16918 String oldCodePath = null; 16919 boolean systemApp = false; 16920 synchronized (mPackages) { 16921 // Check if installing already existing package 16922 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 16923 String oldName = mSettings.getRenamedPackageLPr(pkgName); 16924 if (pkg.mOriginalPackages != null 16925 && pkg.mOriginalPackages.contains(oldName) 16926 && mPackages.containsKey(oldName)) { 16927 // This package is derived from an original package, 16928 // and this device has been updating from that original 16929 // name. We must continue using the original name, so 16930 // rename the new package here. 16931 pkg.setPackageName(oldName); 16932 pkgName = pkg.packageName; 16933 replace = true; 16934 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 16935 + oldName + " pkgName=" + pkgName); 16936 } else if (mPackages.containsKey(pkgName)) { 16937 // This package, under its official name, already exists 16938 // on the device; we should replace it. 16939 replace = true; 16940 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 16941 } 16942 16943 // Child packages are installed through the parent package 16944 if (pkg.parentPackage != null) { 16945 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16946 "Package " + pkg.packageName + " is child of package " 16947 + pkg.parentPackage.parentPackage + ". Child packages " 16948 + "can be updated only through the parent package."); 16949 return; 16950 } 16951 16952 if (replace) { 16953 // Prevent apps opting out from runtime permissions 16954 PackageParser.Package oldPackage = mPackages.get(pkgName); 16955 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 16956 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 16957 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 16958 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 16959 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 16960 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 16961 + " doesn't support runtime permissions but the old" 16962 + " target SDK " + oldTargetSdk + " does."); 16963 return; 16964 } 16965 // Prevent apps from downgrading their targetSandbox. 16966 final int oldTargetSandbox = oldPackage.applicationInfo.targetSandboxVersion; 16967 final int newTargetSandbox = pkg.applicationInfo.targetSandboxVersion; 16968 if (oldTargetSandbox == 2 && newTargetSandbox != 2) { 16969 res.setError(PackageManager.INSTALL_FAILED_SANDBOX_VERSION_DOWNGRADE, 16970 "Package " + pkg.packageName + " new target sandbox " 16971 + newTargetSandbox + " is incompatible with the previous value of" 16972 + oldTargetSandbox + "."); 16973 return; 16974 } 16975 16976 // Prevent installing of child packages 16977 if (oldPackage.parentPackage != null) { 16978 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16979 "Package " + pkg.packageName + " is child of package " 16980 + oldPackage.parentPackage + ". Child packages " 16981 + "can be updated only through the parent package."); 16982 return; 16983 } 16984 } 16985 } 16986 16987 PackageSetting ps = mSettings.mPackages.get(pkgName); 16988 if (ps != null) { 16989 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 16990 16991 // Static shared libs have same package with different versions where 16992 // we internally use a synthetic package name to allow multiple versions 16993 // of the same package, therefore we need to compare signatures against 16994 // the package setting for the latest library version. 16995 PackageSetting signatureCheckPs = ps; 16996 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16997 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 16998 if (libraryEntry != null) { 16999 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 17000 } 17001 } 17002 17003 // Quick sanity check that we're signed correctly if updating; 17004 // we'll check this again later when scanning, but we want to 17005 // bail early here before tripping over redefined permissions. 17006 if (shouldCheckUpgradeKeySetLP(signatureCheckPs, scanFlags)) { 17007 if (!checkUpgradeKeySetLP(signatureCheckPs, pkg)) { 17008 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 17009 + pkg.packageName + " upgrade keys do not match the " 17010 + "previously installed version"); 17011 return; 17012 } 17013 } else { 17014 try { 17015 verifySignaturesLP(signatureCheckPs, pkg); 17016 } catch (PackageManagerException e) { 17017 res.setError(e.error, e.getMessage()); 17018 return; 17019 } 17020 } 17021 17022 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 17023 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 17024 systemApp = (ps.pkg.applicationInfo.flags & 17025 ApplicationInfo.FLAG_SYSTEM) != 0; 17026 } 17027 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 17028 } 17029 17030 int N = pkg.permissions.size(); 17031 for (int i = N-1; i >= 0; i--) { 17032 PackageParser.Permission perm = pkg.permissions.get(i); 17033 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 17034 17035 // Don't allow anyone but the platform to define ephemeral permissions. 17036 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_FLAG_EPHEMERAL) != 0 17037 && !PLATFORM_PACKAGE_NAME.equals(pkg.packageName)) { 17038 Slog.w(TAG, "Package " + pkg.packageName 17039 + " attempting to delcare ephemeral permission " 17040 + perm.info.name + "; Removing ephemeral."); 17041 perm.info.protectionLevel &= ~PermissionInfo.PROTECTION_FLAG_EPHEMERAL; 17042 } 17043 // Check whether the newly-scanned package wants to define an already-defined perm 17044 if (bp != null) { 17045 // If the defining package is signed with our cert, it's okay. This 17046 // also includes the "updating the same package" case, of course. 17047 // "updating same package" could also involve key-rotation. 17048 final boolean sigsOk; 17049 if (bp.sourcePackage.equals(pkg.packageName) 17050 && (bp.packageSetting instanceof PackageSetting) 17051 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 17052 scanFlags))) { 17053 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 17054 } else { 17055 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 17056 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 17057 } 17058 if (!sigsOk) { 17059 // If the owning package is the system itself, we log but allow 17060 // install to proceed; we fail the install on all other permission 17061 // redefinitions. 17062 if (!bp.sourcePackage.equals("android")) { 17063 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 17064 + pkg.packageName + " attempting to redeclare permission " 17065 + perm.info.name + " already owned by " + bp.sourcePackage); 17066 res.origPermission = perm.info.name; 17067 res.origPackage = bp.sourcePackage; 17068 return; 17069 } else { 17070 Slog.w(TAG, "Package " + pkg.packageName 17071 + " attempting to redeclare system permission " 17072 + perm.info.name + "; ignoring new declaration"); 17073 pkg.permissions.remove(i); 17074 } 17075 } else if (!PLATFORM_PACKAGE_NAME.equals(pkg.packageName)) { 17076 // Prevent apps to change protection level to dangerous from any other 17077 // type as this would allow a privilege escalation where an app adds a 17078 // normal/signature permission in other app's group and later redefines 17079 // it as dangerous leading to the group auto-grant. 17080 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE) 17081 == PermissionInfo.PROTECTION_DANGEROUS) { 17082 if (bp != null && !bp.isRuntime()) { 17083 Slog.w(TAG, "Package " + pkg.packageName + " trying to change a " 17084 + "non-runtime permission " + perm.info.name 17085 + " to runtime; keeping old protection level"); 17086 perm.info.protectionLevel = bp.protectionLevel; 17087 } 17088 } 17089 } 17090 } 17091 } 17092 } 17093 17094 if (systemApp) { 17095 if (onExternal) { 17096 // Abort update; system app can't be replaced with app on sdcard 17097 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 17098 "Cannot install updates to system apps on sdcard"); 17099 return; 17100 } else if (instantApp) { 17101 // Abort update; system app can't be replaced with an instant app 17102 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 17103 "Cannot update a system app with an instant app"); 17104 return; 17105 } 17106 } 17107 17108 if (args.move != null) { 17109 // We did an in-place move, so dex is ready to roll 17110 scanFlags |= SCAN_NO_DEX; 17111 scanFlags |= SCAN_MOVE; 17112 17113 synchronized (mPackages) { 17114 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17115 if (ps == null) { 17116 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 17117 "Missing settings for moved package " + pkgName); 17118 } 17119 17120 // We moved the entire application as-is, so bring over the 17121 // previously derived ABI information. 17122 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 17123 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 17124 } 17125 17126 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 17127 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 17128 scanFlags |= SCAN_NO_DEX; 17129 17130 try { 17131 String abiOverride = (TextUtils.isEmpty(pkg.cpuAbiOverride) ? 17132 args.abiOverride : pkg.cpuAbiOverride); 17133 derivePackageAbi(pkg, new File(pkg.codePath), abiOverride, 17134 true /*extractLibs*/, mAppLib32InstallDir); 17135 } catch (PackageManagerException pme) { 17136 Slog.e(TAG, "Error deriving application ABI", pme); 17137 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 17138 return; 17139 } 17140 17141 // Shared libraries for the package need to be updated. 17142 synchronized (mPackages) { 17143 try { 17144 updateSharedLibrariesLPr(pkg, null); 17145 } catch (PackageManagerException e) { 17146 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 17147 } 17148 } 17149 17150 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 17151 // Do not run PackageDexOptimizer through the local performDexOpt 17152 // method because `pkg` may not be in `mPackages` yet. 17153 // 17154 // Also, don't fail application installs if the dexopt step fails. 17155 mPackageDexOptimizer.performDexOpt(pkg, pkg.usesLibraryFiles, 17156 null /* instructionSets */, false /* checkProfiles */, 17157 getCompilerFilterForReason(REASON_INSTALL), 17158 getOrCreateCompilerPackageStats(pkg), 17159 mDexManager.isUsedByOtherApps(pkg.packageName)); 17160 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 17161 17162 // Notify BackgroundDexOptService that the package has been changed. 17163 // If this is an update of a package which used to fail to compile, 17164 // BDOS will remove it from its blacklist. 17165 // TODO: Layering violation 17166 BackgroundDexOptService.notifyPackageChanged(pkg.packageName); 17167 } 17168 17169 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 17170 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 17171 return; 17172 } 17173 17174 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 17175 17176 try (PackageFreezer freezer = freezePackageForInstall(pkgName, installFlags, 17177 "installPackageLI")) { 17178 if (replace) { 17179 if (pkg.applicationInfo.isStaticSharedLibrary()) { 17180 // Static libs have a synthetic package name containing the version 17181 // and cannot be updated as an update would get a new package name, 17182 // unless this is the exact same version code which is useful for 17183 // development. 17184 PackageParser.Package existingPkg = mPackages.get(pkg.packageName); 17185 if (existingPkg != null && existingPkg.mVersionCode != pkg.mVersionCode) { 17186 res.setError(INSTALL_FAILED_DUPLICATE_PACKAGE, "Packages declaring " 17187 + "static-shared libs cannot be updated"); 17188 return; 17189 } 17190 } 17191 replacePackageLIF(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 17192 installerPackageName, res, args.installReason); 17193 } else { 17194 installNewPackageLIF(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 17195 args.user, installerPackageName, volumeUuid, res, args.installReason); 17196 } 17197 } 17198 17199 synchronized (mPackages) { 17200 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17201 if (ps != null) { 17202 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 17203 ps.setUpdateAvailable(false /*updateAvailable*/); 17204 } 17205 17206 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 17207 for (int i = 0; i < childCount; i++) { 17208 PackageParser.Package childPkg = pkg.childPackages.get(i); 17209 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 17210 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 17211 if (childPs != null) { 17212 childRes.newUsers = childPs.queryInstalledUsers( 17213 sUserManager.getUserIds(), true); 17214 } 17215 } 17216 17217 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 17218 updateSequenceNumberLP(pkgName, res.newUsers); 17219 updateInstantAppInstallerLocked(pkgName); 17220 } 17221 } 17222 } 17223 17224 private void startIntentFilterVerifications(int userId, boolean replacing, 17225 PackageParser.Package pkg) { 17226 if (mIntentFilterVerifierComponent == null) { 17227 Slog.w(TAG, "No IntentFilter verification will not be done as " 17228 + "there is no IntentFilterVerifier available!"); 17229 return; 17230 } 17231 17232 final int verifierUid = getPackageUid( 17233 mIntentFilterVerifierComponent.getPackageName(), 17234 MATCH_DEBUG_TRIAGED_MISSING, 17235 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 17236 17237 Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 17238 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 17239 mHandler.sendMessage(msg); 17240 17241 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 17242 for (int i = 0; i < childCount; i++) { 17243 PackageParser.Package childPkg = pkg.childPackages.get(i); 17244 msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 17245 msg.obj = new IFVerificationParams(childPkg, replacing, userId, verifierUid); 17246 mHandler.sendMessage(msg); 17247 } 17248 } 17249 17250 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 17251 PackageParser.Package pkg) { 17252 int size = pkg.activities.size(); 17253 if (size == 0) { 17254 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17255 "No activity, so no need to verify any IntentFilter!"); 17256 return; 17257 } 17258 17259 final boolean hasDomainURLs = hasDomainURLs(pkg); 17260 if (!hasDomainURLs) { 17261 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17262 "No domain URLs, so no need to verify any IntentFilter!"); 17263 return; 17264 } 17265 17266 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 17267 + " if any IntentFilter from the " + size 17268 + " Activities needs verification ..."); 17269 17270 int count = 0; 17271 final String packageName = pkg.packageName; 17272 17273 synchronized (mPackages) { 17274 // If this is a new install and we see that we've already run verification for this 17275 // package, we have nothing to do: it means the state was restored from backup. 17276 if (!replacing) { 17277 IntentFilterVerificationInfo ivi = 17278 mSettings.getIntentFilterVerificationLPr(packageName); 17279 if (ivi != null) { 17280 if (DEBUG_DOMAIN_VERIFICATION) { 17281 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 17282 + ivi.getStatusString()); 17283 } 17284 return; 17285 } 17286 } 17287 17288 // If any filters need to be verified, then all need to be. 17289 boolean needToVerify = false; 17290 for (PackageParser.Activity a : pkg.activities) { 17291 for (ActivityIntentInfo filter : a.intents) { 17292 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 17293 if (DEBUG_DOMAIN_VERIFICATION) { 17294 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 17295 } 17296 needToVerify = true; 17297 break; 17298 } 17299 } 17300 } 17301 17302 if (needToVerify) { 17303 final int verificationId = mIntentFilterVerificationToken++; 17304 for (PackageParser.Activity a : pkg.activities) { 17305 for (ActivityIntentInfo filter : a.intents) { 17306 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 17307 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17308 "Verification needed for IntentFilter:" + filter.toString()); 17309 mIntentFilterVerifier.addOneIntentFilterVerification( 17310 verifierUid, userId, verificationId, filter, packageName); 17311 count++; 17312 } 17313 } 17314 } 17315 } 17316 } 17317 17318 if (count > 0) { 17319 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 17320 + " IntentFilter verification" + (count > 1 ? "s" : "") 17321 + " for userId:" + userId); 17322 mIntentFilterVerifier.startVerifications(userId); 17323 } else { 17324 if (DEBUG_DOMAIN_VERIFICATION) { 17325 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 17326 } 17327 } 17328 } 17329 17330 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 17331 final ComponentName cn = filter.activity.getComponentName(); 17332 final String packageName = cn.getPackageName(); 17333 17334 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 17335 packageName); 17336 if (ivi == null) { 17337 return true; 17338 } 17339 int status = ivi.getStatus(); 17340 switch (status) { 17341 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 17342 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 17343 return true; 17344 17345 default: 17346 // Nothing to do 17347 return false; 17348 } 17349 } 17350 17351 private static boolean isMultiArch(ApplicationInfo info) { 17352 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 17353 } 17354 17355 private static boolean isExternal(PackageParser.Package pkg) { 17356 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17357 } 17358 17359 private static boolean isExternal(PackageSetting ps) { 17360 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17361 } 17362 17363 private static boolean isSystemApp(PackageParser.Package pkg) { 17364 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 17365 } 17366 17367 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 17368 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 17369 } 17370 17371 private static boolean hasDomainURLs(PackageParser.Package pkg) { 17372 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 17373 } 17374 17375 private static boolean isSystemApp(PackageSetting ps) { 17376 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 17377 } 17378 17379 private static boolean isUpdatedSystemApp(PackageSetting ps) { 17380 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 17381 } 17382 17383 private int packageFlagsToInstallFlags(PackageSetting ps) { 17384 int installFlags = 0; 17385 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 17386 // This existing package was an external ASEC install when we have 17387 // the external flag without a UUID 17388 installFlags |= PackageManager.INSTALL_EXTERNAL; 17389 } 17390 if (ps.isForwardLocked()) { 17391 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 17392 } 17393 return installFlags; 17394 } 17395 17396 private String getVolumeUuidForPackage(PackageParser.Package pkg) { 17397 if (isExternal(pkg)) { 17398 if (TextUtils.isEmpty(pkg.volumeUuid)) { 17399 return StorageManager.UUID_PRIMARY_PHYSICAL; 17400 } else { 17401 return pkg.volumeUuid; 17402 } 17403 } else { 17404 return StorageManager.UUID_PRIVATE_INTERNAL; 17405 } 17406 } 17407 17408 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 17409 if (isExternal(pkg)) { 17410 if (TextUtils.isEmpty(pkg.volumeUuid)) { 17411 return mSettings.getExternalVersion(); 17412 } else { 17413 return mSettings.findOrCreateVersion(pkg.volumeUuid); 17414 } 17415 } else { 17416 return mSettings.getInternalVersion(); 17417 } 17418 } 17419 17420 private void deleteTempPackageFiles() { 17421 final FilenameFilter filter = new FilenameFilter() { 17422 public boolean accept(File dir, String name) { 17423 return name.startsWith("vmdl") && name.endsWith(".tmp"); 17424 } 17425 }; 17426 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 17427 file.delete(); 17428 } 17429 } 17430 17431 @Override 17432 public void deletePackageAsUser(String packageName, int versionCode, 17433 IPackageDeleteObserver observer, int userId, int flags) { 17434 deletePackageVersioned(new VersionedPackage(packageName, versionCode), 17435 new LegacyPackageDeleteObserver(observer).getBinder(), userId, flags); 17436 } 17437 17438 @Override 17439 public void deletePackageVersioned(VersionedPackage versionedPackage, 17440 final IPackageDeleteObserver2 observer, final int userId, final int deleteFlags) { 17441 mContext.enforceCallingOrSelfPermission( 17442 android.Manifest.permission.DELETE_PACKAGES, null); 17443 Preconditions.checkNotNull(versionedPackage); 17444 Preconditions.checkNotNull(observer); 17445 Preconditions.checkArgumentInRange(versionedPackage.getVersionCode(), 17446 PackageManager.VERSION_CODE_HIGHEST, 17447 Integer.MAX_VALUE, "versionCode must be >= -1"); 17448 17449 final String packageName = versionedPackage.getPackageName(); 17450 // TODO: We will change version code to long, so in the new API it is long 17451 final int versionCode = (int) versionedPackage.getVersionCode(); 17452 final String internalPackageName; 17453 synchronized (mPackages) { 17454 // Normalize package name to handle renamed packages and static libs 17455 internalPackageName = resolveInternalPackageNameLPr(versionedPackage.getPackageName(), 17456 // TODO: We will change version code to long, so in the new API it is long 17457 (int) versionedPackage.getVersionCode()); 17458 } 17459 17460 final int uid = Binder.getCallingUid(); 17461 if (!isOrphaned(internalPackageName) 17462 && !isCallerAllowedToSilentlyUninstall(uid, internalPackageName)) { 17463 try { 17464 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 17465 intent.setData(Uri.fromParts(PACKAGE_SCHEME, packageName, null)); 17466 intent.putExtra(PackageInstaller.EXTRA_CALLBACK, observer.asBinder()); 17467 observer.onUserActionRequired(intent); 17468 } catch (RemoteException re) { 17469 } 17470 return; 17471 } 17472 final boolean deleteAllUsers = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0; 17473 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 17474 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 17475 mContext.enforceCallingOrSelfPermission( 17476 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 17477 "deletePackage for user " + userId); 17478 } 17479 17480 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 17481 try { 17482 observer.onPackageDeleted(packageName, 17483 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 17484 } catch (RemoteException re) { 17485 } 17486 return; 17487 } 17488 17489 if (!deleteAllUsers && getBlockUninstallForUser(internalPackageName, userId)) { 17490 try { 17491 observer.onPackageDeleted(packageName, 17492 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 17493 } catch (RemoteException re) { 17494 } 17495 return; 17496 } 17497 17498 if (DEBUG_REMOVE) { 17499 Slog.d(TAG, "deletePackageAsUser: pkg=" + internalPackageName + " user=" + userId 17500 + " deleteAllUsers: " + deleteAllUsers + " version=" 17501 + (versionCode == PackageManager.VERSION_CODE_HIGHEST 17502 ? "VERSION_CODE_HIGHEST" : versionCode)); 17503 } 17504 // Queue up an async operation since the package deletion may take a little while. 17505 mHandler.post(new Runnable() { 17506 public void run() { 17507 mHandler.removeCallbacks(this); 17508 int returnCode; 17509 if (!deleteAllUsers) { 17510 returnCode = deletePackageX(internalPackageName, versionCode, 17511 userId, deleteFlags); 17512 } else { 17513 int[] blockUninstallUserIds = getBlockUninstallForUsers( 17514 internalPackageName, users); 17515 // If nobody is blocking uninstall, proceed with delete for all users 17516 if (ArrayUtils.isEmpty(blockUninstallUserIds)) { 17517 returnCode = deletePackageX(internalPackageName, versionCode, 17518 userId, deleteFlags); 17519 } else { 17520 // Otherwise uninstall individually for users with blockUninstalls=false 17521 final int userFlags = deleteFlags & ~PackageManager.DELETE_ALL_USERS; 17522 for (int userId : users) { 17523 if (!ArrayUtils.contains(blockUninstallUserIds, userId)) { 17524 returnCode = deletePackageX(internalPackageName, versionCode, 17525 userId, userFlags); 17526 if (returnCode != PackageManager.DELETE_SUCCEEDED) { 17527 Slog.w(TAG, "Package delete failed for user " + userId 17528 + ", returnCode " + returnCode); 17529 } 17530 } 17531 } 17532 // The app has only been marked uninstalled for certain users. 17533 // We still need to report that delete was blocked 17534 returnCode = PackageManager.DELETE_FAILED_OWNER_BLOCKED; 17535 } 17536 } 17537 try { 17538 observer.onPackageDeleted(packageName, returnCode, null); 17539 } catch (RemoteException e) { 17540 Log.i(TAG, "Observer no longer exists."); 17541 } //end catch 17542 } //end run 17543 }); 17544 } 17545 17546 private String resolveExternalPackageNameLPr(PackageParser.Package pkg) { 17547 if (pkg.staticSharedLibName != null) { 17548 return pkg.manifestPackageName; 17549 } 17550 return pkg.packageName; 17551 } 17552 17553 private String resolveInternalPackageNameLPr(String packageName, int versionCode) { 17554 // Handle renamed packages 17555 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 17556 packageName = normalizedPackageName != null ? normalizedPackageName : packageName; 17557 17558 // Is this a static library? 17559 SparseArray<SharedLibraryEntry> versionedLib = 17560 mStaticLibsByDeclaringPackage.get(packageName); 17561 if (versionedLib == null || versionedLib.size() <= 0) { 17562 return packageName; 17563 } 17564 17565 // Figure out which lib versions the caller can see 17566 SparseIntArray versionsCallerCanSee = null; 17567 final int callingAppId = UserHandle.getAppId(Binder.getCallingUid()); 17568 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.SHELL_UID 17569 && callingAppId != Process.ROOT_UID) { 17570 versionsCallerCanSee = new SparseIntArray(); 17571 String libName = versionedLib.valueAt(0).info.getName(); 17572 String[] uidPackages = getPackagesForUid(Binder.getCallingUid()); 17573 if (uidPackages != null) { 17574 for (String uidPackage : uidPackages) { 17575 PackageSetting ps = mSettings.getPackageLPr(uidPackage); 17576 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 17577 if (libIdx >= 0) { 17578 final int libVersion = ps.usesStaticLibrariesVersions[libIdx]; 17579 versionsCallerCanSee.append(libVersion, libVersion); 17580 } 17581 } 17582 } 17583 } 17584 17585 // Caller can see nothing - done 17586 if (versionsCallerCanSee != null && versionsCallerCanSee.size() <= 0) { 17587 return packageName; 17588 } 17589 17590 // Find the version the caller can see and the app version code 17591 SharedLibraryEntry highestVersion = null; 17592 final int versionCount = versionedLib.size(); 17593 for (int i = 0; i < versionCount; i++) { 17594 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 17595 if (versionsCallerCanSee != null && versionsCallerCanSee.indexOfKey( 17596 libEntry.info.getVersion()) < 0) { 17597 continue; 17598 } 17599 // TODO: We will change version code to long, so in the new API it is long 17600 final int libVersionCode = (int) libEntry.info.getDeclaringPackage().getVersionCode(); 17601 if (versionCode != PackageManager.VERSION_CODE_HIGHEST) { 17602 if (libVersionCode == versionCode) { 17603 return libEntry.apk; 17604 } 17605 } else if (highestVersion == null) { 17606 highestVersion = libEntry; 17607 } else if (libVersionCode > highestVersion.info 17608 .getDeclaringPackage().getVersionCode()) { 17609 highestVersion = libEntry; 17610 } 17611 } 17612 17613 if (highestVersion != null) { 17614 return highestVersion.apk; 17615 } 17616 17617 return packageName; 17618 } 17619 17620 private boolean isCallerAllowedToSilentlyUninstall(int callingUid, String pkgName) { 17621 if (callingUid == Process.SHELL_UID || callingUid == Process.ROOT_UID 17622 || callingUid == Process.SYSTEM_UID) { 17623 return true; 17624 } 17625 final int callingUserId = UserHandle.getUserId(callingUid); 17626 // If the caller installed the pkgName, then allow it to silently uninstall. 17627 if (callingUid == getPackageUid(getInstallerPackageName(pkgName), 0, callingUserId)) { 17628 return true; 17629 } 17630 17631 // Allow package verifier to silently uninstall. 17632 if (mRequiredVerifierPackage != null && 17633 callingUid == getPackageUid(mRequiredVerifierPackage, 0, callingUserId)) { 17634 return true; 17635 } 17636 17637 // Allow package uninstaller to silently uninstall. 17638 if (mRequiredUninstallerPackage != null && 17639 callingUid == getPackageUid(mRequiredUninstallerPackage, 0, callingUserId)) { 17640 return true; 17641 } 17642 17643 // Allow storage manager to silently uninstall. 17644 if (mStorageManagerPackage != null && 17645 callingUid == getPackageUid(mStorageManagerPackage, 0, callingUserId)) { 17646 return true; 17647 } 17648 return false; 17649 } 17650 17651 private int[] getBlockUninstallForUsers(String packageName, int[] userIds) { 17652 int[] result = EMPTY_INT_ARRAY; 17653 for (int userId : userIds) { 17654 if (getBlockUninstallForUser(packageName, userId)) { 17655 result = ArrayUtils.appendInt(result, userId); 17656 } 17657 } 17658 return result; 17659 } 17660 17661 @Override 17662 public boolean isPackageDeviceAdminOnAnyUser(String packageName) { 17663 return isPackageDeviceAdmin(packageName, UserHandle.USER_ALL); 17664 } 17665 17666 private boolean isPackageDeviceAdmin(String packageName, int userId) { 17667 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 17668 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 17669 try { 17670 if (dpm != null) { 17671 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 17672 /* callingUserOnly =*/ false); 17673 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 17674 : deviceOwnerComponentName.getPackageName(); 17675 // Does the package contains the device owner? 17676 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 17677 // this check is probably not needed, since DO should be registered as a device 17678 // admin on some user too. (Original bug for this: b/17657954) 17679 if (packageName.equals(deviceOwnerPackageName)) { 17680 return true; 17681 } 17682 // Does it contain a device admin for any user? 17683 int[] users; 17684 if (userId == UserHandle.USER_ALL) { 17685 users = sUserManager.getUserIds(); 17686 } else { 17687 users = new int[]{userId}; 17688 } 17689 for (int i = 0; i < users.length; ++i) { 17690 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 17691 return true; 17692 } 17693 } 17694 } 17695 } catch (RemoteException e) { 17696 } 17697 return false; 17698 } 17699 17700 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 17701 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 17702 } 17703 17704 /** 17705 * This method is an internal method that could be get invoked either 17706 * to delete an installed package or to clean up a failed installation. 17707 * After deleting an installed package, a broadcast is sent to notify any 17708 * listeners that the package has been removed. For cleaning up a failed 17709 * installation, the broadcast is not necessary since the package's 17710 * installation wouldn't have sent the initial broadcast either 17711 * The key steps in deleting a package are 17712 * deleting the package information in internal structures like mPackages, 17713 * deleting the packages base directories through installd 17714 * updating mSettings to reflect current status 17715 * persisting settings for later use 17716 * sending a broadcast if necessary 17717 */ 17718 private int deletePackageX(String packageName, int versionCode, int userId, int deleteFlags) { 17719 final PackageRemovedInfo info = new PackageRemovedInfo(); 17720 final boolean res; 17721 17722 final int removeUser = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0 17723 ? UserHandle.USER_ALL : userId; 17724 17725 if (isPackageDeviceAdmin(packageName, removeUser)) { 17726 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 17727 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 17728 } 17729 17730 PackageSetting uninstalledPs = null; 17731 PackageParser.Package pkg = null; 17732 17733 // for the uninstall-updates case and restricted profiles, remember the per- 17734 // user handle installed state 17735 int[] allUsers; 17736 synchronized (mPackages) { 17737 uninstalledPs = mSettings.mPackages.get(packageName); 17738 if (uninstalledPs == null) { 17739 Slog.w(TAG, "Not removing non-existent package " + packageName); 17740 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17741 } 17742 17743 if (versionCode != PackageManager.VERSION_CODE_HIGHEST 17744 && uninstalledPs.versionCode != versionCode) { 17745 Slog.w(TAG, "Not removing package " + packageName + " with versionCode " 17746 + uninstalledPs.versionCode + " != " + versionCode); 17747 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17748 } 17749 17750 // Static shared libs can be declared by any package, so let us not 17751 // allow removing a package if it provides a lib others depend on. 17752 pkg = mPackages.get(packageName); 17753 if (pkg != null && pkg.staticSharedLibName != null) { 17754 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(pkg.staticSharedLibName, 17755 pkg.staticSharedLibVersion); 17756 if (libEntry != null) { 17757 List<VersionedPackage> libClientPackages = getPackagesUsingSharedLibraryLPr( 17758 libEntry.info, 0, userId); 17759 if (!ArrayUtils.isEmpty(libClientPackages)) { 17760 Slog.w(TAG, "Not removing package " + pkg.manifestPackageName 17761 + " hosting lib " + libEntry.info.getName() + " version " 17762 + libEntry.info.getVersion() + " used by " + libClientPackages); 17763 return PackageManager.DELETE_FAILED_USED_SHARED_LIBRARY; 17764 } 17765 } 17766 } 17767 17768 allUsers = sUserManager.getUserIds(); 17769 info.origUsers = uninstalledPs.queryInstalledUsers(allUsers, true); 17770 } 17771 17772 final int freezeUser; 17773 if (isUpdatedSystemApp(uninstalledPs) 17774 && ((deleteFlags & PackageManager.DELETE_SYSTEM_APP) == 0)) { 17775 // We're downgrading a system app, which will apply to all users, so 17776 // freeze them all during the downgrade 17777 freezeUser = UserHandle.USER_ALL; 17778 } else { 17779 freezeUser = removeUser; 17780 } 17781 17782 synchronized (mInstallLock) { 17783 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 17784 try (PackageFreezer freezer = freezePackageForDelete(packageName, freezeUser, 17785 deleteFlags, "deletePackageX")) { 17786 res = deletePackageLIF(packageName, UserHandle.of(removeUser), true, allUsers, 17787 deleteFlags | FLAGS_REMOVE_CHATTY, info, true, null); 17788 } 17789 synchronized (mPackages) { 17790 if (res) { 17791 if (pkg != null) { 17792 mInstantAppRegistry.onPackageUninstalledLPw(pkg, info.removedUsers); 17793 } 17794 updateSequenceNumberLP(packageName, info.removedUsers); 17795 updateInstantAppInstallerLocked(packageName); 17796 } 17797 } 17798 } 17799 17800 if (res) { 17801 final boolean killApp = (deleteFlags & PackageManager.DELETE_DONT_KILL_APP) == 0; 17802 info.sendPackageRemovedBroadcasts(killApp); 17803 info.sendSystemPackageUpdatedBroadcasts(); 17804 info.sendSystemPackageAppearedBroadcasts(); 17805 } 17806 // Force a gc here. 17807 Runtime.getRuntime().gc(); 17808 // Delete the resources here after sending the broadcast to let 17809 // other processes clean up before deleting resources. 17810 if (info.args != null) { 17811 synchronized (mInstallLock) { 17812 info.args.doPostDeleteLI(true); 17813 } 17814 } 17815 17816 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17817 } 17818 17819 class PackageRemovedInfo { 17820 String removedPackage; 17821 int uid = -1; 17822 int removedAppId = -1; 17823 int[] origUsers; 17824 int[] removedUsers = null; 17825 int[] broadcastUsers = null; 17826 SparseArray<Integer> installReasons; 17827 boolean isRemovedPackageSystemUpdate = false; 17828 boolean isUpdate; 17829 boolean dataRemoved; 17830 boolean removedForAllUsers; 17831 boolean isStaticSharedLib; 17832 // Clean up resources deleted packages. 17833 InstallArgs args = null; 17834 ArrayMap<String, PackageRemovedInfo> removedChildPackages; 17835 ArrayMap<String, PackageInstalledInfo> appearedChildPackages; 17836 17837 void sendPackageRemovedBroadcasts(boolean killApp) { 17838 sendPackageRemovedBroadcastInternal(killApp); 17839 final int childCount = removedChildPackages != null ? removedChildPackages.size() : 0; 17840 for (int i = 0; i < childCount; i++) { 17841 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 17842 childInfo.sendPackageRemovedBroadcastInternal(killApp); 17843 } 17844 } 17845 17846 void sendSystemPackageUpdatedBroadcasts() { 17847 if (isRemovedPackageSystemUpdate) { 17848 sendSystemPackageUpdatedBroadcastsInternal(); 17849 final int childCount = (removedChildPackages != null) 17850 ? removedChildPackages.size() : 0; 17851 for (int i = 0; i < childCount; i++) { 17852 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 17853 if (childInfo.isRemovedPackageSystemUpdate) { 17854 childInfo.sendSystemPackageUpdatedBroadcastsInternal(); 17855 } 17856 } 17857 } 17858 } 17859 17860 void sendSystemPackageAppearedBroadcasts() { 17861 final int packageCount = (appearedChildPackages != null) 17862 ? appearedChildPackages.size() : 0; 17863 for (int i = 0; i < packageCount; i++) { 17864 PackageInstalledInfo installedInfo = appearedChildPackages.valueAt(i); 17865 sendPackageAddedForNewUsers(installedInfo.name, true, 17866 UserHandle.getAppId(installedInfo.uid), installedInfo.newUsers); 17867 } 17868 } 17869 17870 private void sendSystemPackageUpdatedBroadcastsInternal() { 17871 Bundle extras = new Bundle(2); 17872 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 17873 extras.putBoolean(Intent.EXTRA_REPLACING, true); 17874 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, removedPackage, 17875 extras, 0, null, null, null); 17876 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, removedPackage, 17877 extras, 0, null, null, null); 17878 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 17879 null, 0, removedPackage, null, null); 17880 } 17881 17882 private void sendPackageRemovedBroadcastInternal(boolean killApp) { 17883 // Don't send static shared library removal broadcasts as these 17884 // libs are visible only the the apps that depend on them an one 17885 // cannot remove the library if it has a dependency. 17886 if (isStaticSharedLib) { 17887 return; 17888 } 17889 Bundle extras = new Bundle(2); 17890 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 17891 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, dataRemoved); 17892 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, !killApp); 17893 if (isUpdate || isRemovedPackageSystemUpdate) { 17894 extras.putBoolean(Intent.EXTRA_REPLACING, true); 17895 } 17896 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 17897 if (removedPackage != null) { 17898 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 17899 extras, 0, null, null, broadcastUsers); 17900 if (dataRemoved && !isRemovedPackageSystemUpdate) { 17901 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, 17902 removedPackage, extras, Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, 17903 null, null, broadcastUsers); 17904 } 17905 } 17906 if (removedAppId >= 0) { 17907 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, 17908 Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, null, null, broadcastUsers); 17909 } 17910 } 17911 } 17912 17913 /* 17914 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 17915 * flag is not set, the data directory is removed as well. 17916 * make sure this flag is set for partially installed apps. If not its meaningless to 17917 * delete a partially installed application. 17918 */ 17919 private void removePackageDataLIF(PackageSetting ps, int[] allUserHandles, 17920 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 17921 String packageName = ps.name; 17922 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 17923 // Retrieve object to delete permissions for shared user later on 17924 final PackageParser.Package deletedPkg; 17925 final PackageSetting deletedPs; 17926 // reader 17927 synchronized (mPackages) { 17928 deletedPkg = mPackages.get(packageName); 17929 deletedPs = mSettings.mPackages.get(packageName); 17930 if (outInfo != null) { 17931 outInfo.removedPackage = packageName; 17932 outInfo.isStaticSharedLib = deletedPkg != null 17933 && deletedPkg.staticSharedLibName != null; 17934 outInfo.removedUsers = deletedPs != null 17935 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 17936 : null; 17937 if (outInfo.removedUsers == null) { 17938 outInfo.broadcastUsers = null; 17939 } else { 17940 outInfo.broadcastUsers = EMPTY_INT_ARRAY; 17941 int[] allUsers = outInfo.removedUsers; 17942 for (int i = allUsers.length - 1; i >= 0; --i) { 17943 final int userId = allUsers[i]; 17944 if (deletedPs.getInstantApp(userId)) { 17945 continue; 17946 } 17947 outInfo.broadcastUsers = 17948 ArrayUtils.appendInt(outInfo.broadcastUsers, userId); 17949 } 17950 } 17951 } 17952 } 17953 17954 removePackageLI(ps, (flags & FLAGS_REMOVE_CHATTY) != 0); 17955 17956 if ((flags & PackageManager.DELETE_KEEP_DATA) == 0) { 17957 final PackageParser.Package resolvedPkg; 17958 if (deletedPkg != null) { 17959 resolvedPkg = deletedPkg; 17960 } else { 17961 // We don't have a parsed package when it lives on an ejected 17962 // adopted storage device, so fake something together 17963 resolvedPkg = new PackageParser.Package(ps.name); 17964 resolvedPkg.setVolumeUuid(ps.volumeUuid); 17965 } 17966 destroyAppDataLIF(resolvedPkg, UserHandle.USER_ALL, 17967 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 17968 destroyAppProfilesLIF(resolvedPkg, UserHandle.USER_ALL); 17969 if (outInfo != null) { 17970 outInfo.dataRemoved = true; 17971 } 17972 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 17973 } 17974 17975 int removedAppId = -1; 17976 17977 // writer 17978 synchronized (mPackages) { 17979 boolean installedStateChanged = false; 17980 if (deletedPs != null) { 17981 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 17982 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 17983 clearDefaultBrowserIfNeeded(packageName); 17984 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 17985 removedAppId = mSettings.removePackageLPw(packageName); 17986 if (outInfo != null) { 17987 outInfo.removedAppId = removedAppId; 17988 } 17989 updatePermissionsLPw(deletedPs.name, null, 0); 17990 if (deletedPs.sharedUser != null) { 17991 // Remove permissions associated with package. Since runtime 17992 // permissions are per user we have to kill the removed package 17993 // or packages running under the shared user of the removed 17994 // package if revoking the permissions requested only by the removed 17995 // package is successful and this causes a change in gids. 17996 for (int userId : UserManagerService.getInstance().getUserIds()) { 17997 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 17998 userId); 17999 if (userIdToKill == UserHandle.USER_ALL 18000 || userIdToKill >= UserHandle.USER_SYSTEM) { 18001 // If gids changed for this user, kill all affected packages. 18002 mHandler.post(new Runnable() { 18003 @Override 18004 public void run() { 18005 // This has to happen with no lock held. 18006 killApplication(deletedPs.name, deletedPs.appId, 18007 KILL_APP_REASON_GIDS_CHANGED); 18008 } 18009 }); 18010 break; 18011 } 18012 } 18013 } 18014 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 18015 } 18016 // make sure to preserve per-user disabled state if this removal was just 18017 // a downgrade of a system app to the factory package 18018 if (allUserHandles != null && outInfo != null && outInfo.origUsers != null) { 18019 if (DEBUG_REMOVE) { 18020 Slog.d(TAG, "Propagating install state across downgrade"); 18021 } 18022 for (int userId : allUserHandles) { 18023 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 18024 if (DEBUG_REMOVE) { 18025 Slog.d(TAG, " user " + userId + " => " + installed); 18026 } 18027 if (installed != ps.getInstalled(userId)) { 18028 installedStateChanged = true; 18029 } 18030 ps.setInstalled(installed, userId); 18031 } 18032 } 18033 } 18034 // can downgrade to reader 18035 if (writeSettings) { 18036 // Save settings now 18037 mSettings.writeLPr(); 18038 } 18039 if (installedStateChanged) { 18040 mSettings.writeKernelMappingLPr(ps); 18041 } 18042 } 18043 if (removedAppId != -1) { 18044 // A user ID was deleted here. Go through all users and remove it 18045 // from KeyStore. 18046 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, removedAppId); 18047 } 18048 } 18049 18050 static boolean locationIsPrivileged(File path) { 18051 try { 18052 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 18053 .getCanonicalPath(); 18054 return path.getCanonicalPath().startsWith(privilegedAppDir); 18055 } catch (IOException e) { 18056 Slog.e(TAG, "Unable to access code path " + path); 18057 } 18058 return false; 18059 } 18060 18061 /* 18062 * Tries to delete system package. 18063 */ 18064 private boolean deleteSystemPackageLIF(PackageParser.Package deletedPkg, 18065 PackageSetting deletedPs, int[] allUserHandles, int flags, PackageRemovedInfo outInfo, 18066 boolean writeSettings) { 18067 if (deletedPs.parentPackageName != null) { 18068 Slog.w(TAG, "Attempt to delete child system package " + deletedPkg.packageName); 18069 return false; 18070 } 18071 18072 final boolean applyUserRestrictions 18073 = (allUserHandles != null) && (outInfo.origUsers != null); 18074 final PackageSetting disabledPs; 18075 // Confirm if the system package has been updated 18076 // An updated system app can be deleted. This will also have to restore 18077 // the system pkg from system partition 18078 // reader 18079 synchronized (mPackages) { 18080 disabledPs = mSettings.getDisabledSystemPkgLPr(deletedPs.name); 18081 } 18082 18083 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + deletedPkg.packageName 18084 + " disabledPs=" + disabledPs); 18085 18086 if (disabledPs == null) { 18087 Slog.w(TAG, "Attempt to delete unknown system package "+ deletedPkg.packageName); 18088 return false; 18089 } else if (DEBUG_REMOVE) { 18090 Slog.d(TAG, "Deleting system pkg from data partition"); 18091 } 18092 18093 if (DEBUG_REMOVE) { 18094 if (applyUserRestrictions) { 18095 Slog.d(TAG, "Remembering install states:"); 18096 for (int userId : allUserHandles) { 18097 final boolean finstalled = ArrayUtils.contains(outInfo.origUsers, userId); 18098 Slog.d(TAG, " u=" + userId + " inst=" + finstalled); 18099 } 18100 } 18101 } 18102 18103 // Delete the updated package 18104 outInfo.isRemovedPackageSystemUpdate = true; 18105 if (outInfo.removedChildPackages != null) { 18106 final int childCount = (deletedPs.childPackageNames != null) 18107 ? deletedPs.childPackageNames.size() : 0; 18108 for (int i = 0; i < childCount; i++) { 18109 String childPackageName = deletedPs.childPackageNames.get(i); 18110 if (disabledPs.childPackageNames != null && disabledPs.childPackageNames 18111 .contains(childPackageName)) { 18112 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 18113 childPackageName); 18114 if (childInfo != null) { 18115 childInfo.isRemovedPackageSystemUpdate = true; 18116 } 18117 } 18118 } 18119 } 18120 18121 if (disabledPs.versionCode < deletedPs.versionCode) { 18122 // Delete data for downgrades 18123 flags &= ~PackageManager.DELETE_KEEP_DATA; 18124 } else { 18125 // Preserve data by setting flag 18126 flags |= PackageManager.DELETE_KEEP_DATA; 18127 } 18128 18129 boolean ret = deleteInstalledPackageLIF(deletedPs, true, flags, allUserHandles, 18130 outInfo, writeSettings, disabledPs.pkg); 18131 if (!ret) { 18132 return false; 18133 } 18134 18135 // writer 18136 synchronized (mPackages) { 18137 // Reinstate the old system package 18138 enableSystemPackageLPw(disabledPs.pkg); 18139 // Remove any native libraries from the upgraded package. 18140 removeNativeBinariesLI(deletedPs); 18141 } 18142 18143 // Install the system package 18144 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 18145 int parseFlags = mDefParseFlags 18146 | PackageParser.PARSE_MUST_BE_APK 18147 | PackageParser.PARSE_IS_SYSTEM 18148 | PackageParser.PARSE_IS_SYSTEM_DIR; 18149 if (locationIsPrivileged(disabledPs.codePath)) { 18150 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 18151 } 18152 18153 final PackageParser.Package newPkg; 18154 try { 18155 newPkg = scanPackageTracedLI(disabledPs.codePath, parseFlags, 0 /* scanFlags */, 18156 0 /* currentTime */, null); 18157 } catch (PackageManagerException e) { 18158 Slog.w(TAG, "Failed to restore system package:" + deletedPkg.packageName + ": " 18159 + e.getMessage()); 18160 return false; 18161 } 18162 18163 try { 18164 // update shared libraries for the newly re-installed system package 18165 updateSharedLibrariesLPr(newPkg, null); 18166 } catch (PackageManagerException e) { 18167 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 18168 } 18169 18170 prepareAppDataAfterInstallLIF(newPkg); 18171 18172 // writer 18173 synchronized (mPackages) { 18174 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 18175 18176 // Propagate the permissions state as we do not want to drop on the floor 18177 // runtime permissions. The update permissions method below will take 18178 // care of removing obsolete permissions and grant install permissions. 18179 ps.getPermissionsState().copyFrom(deletedPs.getPermissionsState()); 18180 updatePermissionsLPw(newPkg.packageName, newPkg, 18181 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 18182 18183 if (applyUserRestrictions) { 18184 boolean installedStateChanged = false; 18185 if (DEBUG_REMOVE) { 18186 Slog.d(TAG, "Propagating install state across reinstall"); 18187 } 18188 for (int userId : allUserHandles) { 18189 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 18190 if (DEBUG_REMOVE) { 18191 Slog.d(TAG, " user " + userId + " => " + installed); 18192 } 18193 if (installed != ps.getInstalled(userId)) { 18194 installedStateChanged = true; 18195 } 18196 ps.setInstalled(installed, userId); 18197 18198 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 18199 } 18200 // Regardless of writeSettings we need to ensure that this restriction 18201 // state propagation is persisted 18202 mSettings.writeAllUsersPackageRestrictionsLPr(); 18203 if (installedStateChanged) { 18204 mSettings.writeKernelMappingLPr(ps); 18205 } 18206 } 18207 // can downgrade to reader here 18208 if (writeSettings) { 18209 mSettings.writeLPr(); 18210 } 18211 } 18212 return true; 18213 } 18214 18215 private boolean deleteInstalledPackageLIF(PackageSetting ps, 18216 boolean deleteCodeAndResources, int flags, int[] allUserHandles, 18217 PackageRemovedInfo outInfo, boolean writeSettings, 18218 PackageParser.Package replacingPackage) { 18219 synchronized (mPackages) { 18220 if (outInfo != null) { 18221 outInfo.uid = ps.appId; 18222 } 18223 18224 if (outInfo != null && outInfo.removedChildPackages != null) { 18225 final int childCount = (ps.childPackageNames != null) 18226 ? ps.childPackageNames.size() : 0; 18227 for (int i = 0; i < childCount; i++) { 18228 String childPackageName = ps.childPackageNames.get(i); 18229 PackageSetting childPs = mSettings.mPackages.get(childPackageName); 18230 if (childPs == null) { 18231 return false; 18232 } 18233 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 18234 childPackageName); 18235 if (childInfo != null) { 18236 childInfo.uid = childPs.appId; 18237 } 18238 } 18239 } 18240 } 18241 18242 // Delete package data from internal structures and also remove data if flag is set 18243 removePackageDataLIF(ps, allUserHandles, outInfo, flags, writeSettings); 18244 18245 // Delete the child packages data 18246 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 18247 for (int i = 0; i < childCount; i++) { 18248 PackageSetting childPs; 18249 synchronized (mPackages) { 18250 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 18251 } 18252 if (childPs != null) { 18253 PackageRemovedInfo childOutInfo = (outInfo != null 18254 && outInfo.removedChildPackages != null) 18255 ? outInfo.removedChildPackages.get(childPs.name) : null; 18256 final int deleteFlags = (flags & DELETE_KEEP_DATA) != 0 18257 && (replacingPackage != null 18258 && !replacingPackage.hasChildPackage(childPs.name)) 18259 ? flags & ~DELETE_KEEP_DATA : flags; 18260 removePackageDataLIF(childPs, allUserHandles, childOutInfo, 18261 deleteFlags, writeSettings); 18262 } 18263 } 18264 18265 // Delete application code and resources only for parent packages 18266 if (ps.parentPackageName == null) { 18267 if (deleteCodeAndResources && (outInfo != null)) { 18268 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 18269 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 18270 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 18271 } 18272 } 18273 18274 return true; 18275 } 18276 18277 @Override 18278 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 18279 int userId) { 18280 mContext.enforceCallingOrSelfPermission( 18281 android.Manifest.permission.DELETE_PACKAGES, null); 18282 synchronized (mPackages) { 18283 PackageSetting ps = mSettings.mPackages.get(packageName); 18284 if (ps == null) { 18285 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 18286 return false; 18287 } 18288 // Cannot block uninstall of static shared libs as they are 18289 // considered a part of the using app (emulating static linking). 18290 // Also static libs are installed always on internal storage. 18291 PackageParser.Package pkg = mPackages.get(packageName); 18292 if (pkg != null && pkg.staticSharedLibName != null) { 18293 Slog.w(TAG, "Cannot block uninstall of package: " + packageName 18294 + " providing static shared library: " + pkg.staticSharedLibName); 18295 return false; 18296 } 18297 if (!ps.getInstalled(userId)) { 18298 // Can't block uninstall for an app that is not installed or enabled. 18299 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 18300 return false; 18301 } 18302 ps.setBlockUninstall(blockUninstall, userId); 18303 mSettings.writePackageRestrictionsLPr(userId); 18304 } 18305 return true; 18306 } 18307 18308 @Override 18309 public boolean getBlockUninstallForUser(String packageName, int userId) { 18310 synchronized (mPackages) { 18311 PackageSetting ps = mSettings.mPackages.get(packageName); 18312 if (ps == null) { 18313 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 18314 return false; 18315 } 18316 return ps.getBlockUninstall(userId); 18317 } 18318 } 18319 18320 @Override 18321 public boolean setRequiredForSystemUser(String packageName, boolean systemUserApp) { 18322 int callingUid = Binder.getCallingUid(); 18323 if (callingUid != Process.SYSTEM_UID && callingUid != Process.ROOT_UID) { 18324 throw new SecurityException( 18325 "setRequiredForSystemUser can only be run by the system or root"); 18326 } 18327 synchronized (mPackages) { 18328 PackageSetting ps = mSettings.mPackages.get(packageName); 18329 if (ps == null) { 18330 Log.w(TAG, "Package doesn't exist: " + packageName); 18331 return false; 18332 } 18333 if (systemUserApp) { 18334 ps.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18335 } else { 18336 ps.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18337 } 18338 mSettings.writeLPr(); 18339 } 18340 return true; 18341 } 18342 18343 /* 18344 * This method handles package deletion in general 18345 */ 18346 private boolean deletePackageLIF(String packageName, UserHandle user, 18347 boolean deleteCodeAndResources, int[] allUserHandles, int flags, 18348 PackageRemovedInfo outInfo, boolean writeSettings, 18349 PackageParser.Package replacingPackage) { 18350 if (packageName == null) { 18351 Slog.w(TAG, "Attempt to delete null packageName."); 18352 return false; 18353 } 18354 18355 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 18356 18357 PackageSetting ps; 18358 synchronized (mPackages) { 18359 ps = mSettings.mPackages.get(packageName); 18360 if (ps == null) { 18361 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18362 return false; 18363 } 18364 18365 if (ps.parentPackageName != null && (!isSystemApp(ps) 18366 || (flags & PackageManager.DELETE_SYSTEM_APP) != 0)) { 18367 if (DEBUG_REMOVE) { 18368 Slog.d(TAG, "Uninstalled child package:" + packageName + " for user:" 18369 + ((user == null) ? UserHandle.USER_ALL : user)); 18370 } 18371 final int removedUserId = (user != null) ? user.getIdentifier() 18372 : UserHandle.USER_ALL; 18373 if (!clearPackageStateForUserLIF(ps, removedUserId, outInfo)) { 18374 return false; 18375 } 18376 markPackageUninstalledForUserLPw(ps, user); 18377 scheduleWritePackageRestrictionsLocked(user); 18378 return true; 18379 } 18380 } 18381 18382 if (((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 18383 && user.getIdentifier() != UserHandle.USER_ALL)) { 18384 // The caller is asking that the package only be deleted for a single 18385 // user. To do this, we just mark its uninstalled state and delete 18386 // its data. If this is a system app, we only allow this to happen if 18387 // they have set the special DELETE_SYSTEM_APP which requests different 18388 // semantics than normal for uninstalling system apps. 18389 markPackageUninstalledForUserLPw(ps, user); 18390 18391 if (!isSystemApp(ps)) { 18392 // Do not uninstall the APK if an app should be cached 18393 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 18394 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 18395 // Other user still have this package installed, so all 18396 // we need to do is clear this user's data and save that 18397 // it is uninstalled. 18398 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 18399 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18400 return false; 18401 } 18402 scheduleWritePackageRestrictionsLocked(user); 18403 return true; 18404 } else { 18405 // We need to set it back to 'installed' so the uninstall 18406 // broadcasts will be sent correctly. 18407 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 18408 ps.setInstalled(true, user.getIdentifier()); 18409 mSettings.writeKernelMappingLPr(ps); 18410 } 18411 } else { 18412 // This is a system app, so we assume that the 18413 // other users still have this package installed, so all 18414 // we need to do is clear this user's data and save that 18415 // it is uninstalled. 18416 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 18417 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18418 return false; 18419 } 18420 scheduleWritePackageRestrictionsLocked(user); 18421 return true; 18422 } 18423 } 18424 18425 // If we are deleting a composite package for all users, keep track 18426 // of result for each child. 18427 if (ps.childPackageNames != null && outInfo != null) { 18428 synchronized (mPackages) { 18429 final int childCount = ps.childPackageNames.size(); 18430 outInfo.removedChildPackages = new ArrayMap<>(childCount); 18431 for (int i = 0; i < childCount; i++) { 18432 String childPackageName = ps.childPackageNames.get(i); 18433 PackageRemovedInfo childInfo = new PackageRemovedInfo(); 18434 childInfo.removedPackage = childPackageName; 18435 outInfo.removedChildPackages.put(childPackageName, childInfo); 18436 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18437 if (childPs != null) { 18438 childInfo.origUsers = childPs.queryInstalledUsers(allUserHandles, true); 18439 } 18440 } 18441 } 18442 } 18443 18444 boolean ret = false; 18445 if (isSystemApp(ps)) { 18446 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package: " + ps.name); 18447 // When an updated system application is deleted we delete the existing resources 18448 // as well and fall back to existing code in system partition 18449 ret = deleteSystemPackageLIF(ps.pkg, ps, allUserHandles, flags, outInfo, writeSettings); 18450 } else { 18451 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package: " + ps.name); 18452 ret = deleteInstalledPackageLIF(ps, deleteCodeAndResources, flags, allUserHandles, 18453 outInfo, writeSettings, replacingPackage); 18454 } 18455 18456 // Take a note whether we deleted the package for all users 18457 if (outInfo != null) { 18458 outInfo.removedForAllUsers = mPackages.get(ps.name) == null; 18459 if (outInfo.removedChildPackages != null) { 18460 synchronized (mPackages) { 18461 final int childCount = outInfo.removedChildPackages.size(); 18462 for (int i = 0; i < childCount; i++) { 18463 PackageRemovedInfo childInfo = outInfo.removedChildPackages.valueAt(i); 18464 if (childInfo != null) { 18465 childInfo.removedForAllUsers = mPackages.get( 18466 childInfo.removedPackage) == null; 18467 } 18468 } 18469 } 18470 } 18471 // If we uninstalled an update to a system app there may be some 18472 // child packages that appeared as they are declared in the system 18473 // app but were not declared in the update. 18474 if (isSystemApp(ps)) { 18475 synchronized (mPackages) { 18476 PackageSetting updatedPs = mSettings.getPackageLPr(ps.name); 18477 final int childCount = (updatedPs.childPackageNames != null) 18478 ? updatedPs.childPackageNames.size() : 0; 18479 for (int i = 0; i < childCount; i++) { 18480 String childPackageName = updatedPs.childPackageNames.get(i); 18481 if (outInfo.removedChildPackages == null 18482 || outInfo.removedChildPackages.indexOfKey(childPackageName) < 0) { 18483 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18484 if (childPs == null) { 18485 continue; 18486 } 18487 PackageInstalledInfo installRes = new PackageInstalledInfo(); 18488 installRes.name = childPackageName; 18489 installRes.newUsers = childPs.queryInstalledUsers(allUserHandles, true); 18490 installRes.pkg = mPackages.get(childPackageName); 18491 installRes.uid = childPs.pkg.applicationInfo.uid; 18492 if (outInfo.appearedChildPackages == null) { 18493 outInfo.appearedChildPackages = new ArrayMap<>(); 18494 } 18495 outInfo.appearedChildPackages.put(childPackageName, installRes); 18496 } 18497 } 18498 } 18499 } 18500 } 18501 18502 return ret; 18503 } 18504 18505 private void markPackageUninstalledForUserLPw(PackageSetting ps, UserHandle user) { 18506 final int[] userIds = (user == null || user.getIdentifier() == UserHandle.USER_ALL) 18507 ? sUserManager.getUserIds() : new int[] {user.getIdentifier()}; 18508 for (int nextUserId : userIds) { 18509 if (DEBUG_REMOVE) { 18510 Slog.d(TAG, "Marking package:" + ps.name + " uninstalled for user:" + nextUserId); 18511 } 18512 ps.setUserState(nextUserId, 0, COMPONENT_ENABLED_STATE_DEFAULT, 18513 false /*installed*/, 18514 true /*stopped*/, 18515 true /*notLaunched*/, 18516 false /*hidden*/, 18517 false /*suspended*/, 18518 false /*instantApp*/, 18519 null /*lastDisableAppCaller*/, 18520 null /*enabledComponents*/, 18521 null /*disabledComponents*/, 18522 false /*blockUninstall*/, 18523 ps.readUserState(nextUserId).domainVerificationStatus, 18524 0, PackageManager.INSTALL_REASON_UNKNOWN); 18525 } 18526 mSettings.writeKernelMappingLPr(ps); 18527 } 18528 18529 private boolean clearPackageStateForUserLIF(PackageSetting ps, int userId, 18530 PackageRemovedInfo outInfo) { 18531 final PackageParser.Package pkg; 18532 synchronized (mPackages) { 18533 pkg = mPackages.get(ps.name); 18534 } 18535 18536 final int[] userIds = (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() 18537 : new int[] {userId}; 18538 for (int nextUserId : userIds) { 18539 if (DEBUG_REMOVE) { 18540 Slog.d(TAG, "Updating package:" + ps.name + " install state for user:" 18541 + nextUserId); 18542 } 18543 18544 destroyAppDataLIF(pkg, userId, 18545 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18546 destroyAppProfilesLIF(pkg, userId); 18547 removeKeystoreDataIfNeeded(nextUserId, ps.appId); 18548 schedulePackageCleaning(ps.name, nextUserId, false); 18549 synchronized (mPackages) { 18550 if (clearPackagePreferredActivitiesLPw(ps.name, nextUserId)) { 18551 scheduleWritePackageRestrictionsLocked(nextUserId); 18552 } 18553 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, nextUserId); 18554 } 18555 } 18556 18557 if (outInfo != null) { 18558 outInfo.removedPackage = ps.name; 18559 outInfo.isStaticSharedLib = pkg != null && pkg.staticSharedLibName != null; 18560 outInfo.removedAppId = ps.appId; 18561 outInfo.removedUsers = userIds; 18562 outInfo.broadcastUsers = userIds; 18563 } 18564 18565 return true; 18566 } 18567 18568 private final class ClearStorageConnection implements ServiceConnection { 18569 IMediaContainerService mContainerService; 18570 18571 @Override 18572 public void onServiceConnected(ComponentName name, IBinder service) { 18573 synchronized (this) { 18574 mContainerService = IMediaContainerService.Stub 18575 .asInterface(Binder.allowBlocking(service)); 18576 notifyAll(); 18577 } 18578 } 18579 18580 @Override 18581 public void onServiceDisconnected(ComponentName name) { 18582 } 18583 } 18584 18585 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 18586 if (DEFAULT_CONTAINER_PACKAGE.equals(packageName)) return; 18587 18588 final boolean mounted; 18589 if (Environment.isExternalStorageEmulated()) { 18590 mounted = true; 18591 } else { 18592 final String status = Environment.getExternalStorageState(); 18593 18594 mounted = status.equals(Environment.MEDIA_MOUNTED) 18595 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 18596 } 18597 18598 if (!mounted) { 18599 return; 18600 } 18601 18602 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 18603 int[] users; 18604 if (userId == UserHandle.USER_ALL) { 18605 users = sUserManager.getUserIds(); 18606 } else { 18607 users = new int[] { userId }; 18608 } 18609 final ClearStorageConnection conn = new ClearStorageConnection(); 18610 if (mContext.bindServiceAsUser( 18611 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 18612 try { 18613 for (int curUser : users) { 18614 long timeout = SystemClock.uptimeMillis() + 5000; 18615 synchronized (conn) { 18616 long now; 18617 while (conn.mContainerService == null && 18618 (now = SystemClock.uptimeMillis()) < timeout) { 18619 try { 18620 conn.wait(timeout - now); 18621 } catch (InterruptedException e) { 18622 } 18623 } 18624 } 18625 if (conn.mContainerService == null) { 18626 return; 18627 } 18628 18629 final UserEnvironment userEnv = new UserEnvironment(curUser); 18630 clearDirectory(conn.mContainerService, 18631 userEnv.buildExternalStorageAppCacheDirs(packageName)); 18632 if (allData) { 18633 clearDirectory(conn.mContainerService, 18634 userEnv.buildExternalStorageAppDataDirs(packageName)); 18635 clearDirectory(conn.mContainerService, 18636 userEnv.buildExternalStorageAppMediaDirs(packageName)); 18637 } 18638 } 18639 } finally { 18640 mContext.unbindService(conn); 18641 } 18642 } 18643 } 18644 18645 @Override 18646 public void clearApplicationProfileData(String packageName) { 18647 enforceSystemOrRoot("Only the system can clear all profile data"); 18648 18649 final PackageParser.Package pkg; 18650 synchronized (mPackages) { 18651 pkg = mPackages.get(packageName); 18652 } 18653 18654 try (PackageFreezer freezer = freezePackage(packageName, "clearApplicationProfileData")) { 18655 synchronized (mInstallLock) { 18656 clearAppProfilesLIF(pkg, UserHandle.USER_ALL); 18657 } 18658 } 18659 } 18660 18661 @Override 18662 public void clearApplicationUserData(final String packageName, 18663 final IPackageDataObserver observer, final int userId) { 18664 mContext.enforceCallingOrSelfPermission( 18665 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 18666 18667 enforceCrossUserPermission(Binder.getCallingUid(), userId, 18668 true /* requireFullPermission */, false /* checkShell */, "clear application data"); 18669 18670 if (mProtectedPackages.isPackageDataProtected(userId, packageName)) { 18671 throw new SecurityException("Cannot clear data for a protected package: " 18672 + packageName); 18673 } 18674 // Queue up an async operation since the package deletion may take a little while. 18675 mHandler.post(new Runnable() { 18676 public void run() { 18677 mHandler.removeCallbacks(this); 18678 final boolean succeeded; 18679 try (PackageFreezer freezer = freezePackage(packageName, 18680 "clearApplicationUserData")) { 18681 synchronized (mInstallLock) { 18682 succeeded = clearApplicationUserDataLIF(packageName, userId); 18683 } 18684 clearExternalStorageDataSync(packageName, userId, true); 18685 synchronized (mPackages) { 18686 mInstantAppRegistry.deleteInstantApplicationMetadataLPw( 18687 packageName, userId); 18688 } 18689 } 18690 if (succeeded) { 18691 // invoke DeviceStorageMonitor's update method to clear any notifications 18692 DeviceStorageMonitorInternal dsm = LocalServices 18693 .getService(DeviceStorageMonitorInternal.class); 18694 if (dsm != null) { 18695 dsm.checkMemory(); 18696 } 18697 } 18698 if(observer != null) { 18699 try { 18700 observer.onRemoveCompleted(packageName, succeeded); 18701 } catch (RemoteException e) { 18702 Log.i(TAG, "Observer no longer exists."); 18703 } 18704 } //end if observer 18705 } //end run 18706 }); 18707 } 18708 18709 private boolean clearApplicationUserDataLIF(String packageName, int userId) { 18710 if (packageName == null) { 18711 Slog.w(TAG, "Attempt to delete null packageName."); 18712 return false; 18713 } 18714 18715 // Try finding details about the requested package 18716 PackageParser.Package pkg; 18717 synchronized (mPackages) { 18718 pkg = mPackages.get(packageName); 18719 if (pkg == null) { 18720 final PackageSetting ps = mSettings.mPackages.get(packageName); 18721 if (ps != null) { 18722 pkg = ps.pkg; 18723 } 18724 } 18725 18726 if (pkg == null) { 18727 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18728 return false; 18729 } 18730 18731 PackageSetting ps = (PackageSetting) pkg.mExtras; 18732 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 18733 } 18734 18735 clearAppDataLIF(pkg, userId, 18736 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18737 18738 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 18739 removeKeystoreDataIfNeeded(userId, appId); 18740 18741 UserManagerInternal umInternal = getUserManagerInternal(); 18742 final int flags; 18743 if (umInternal.isUserUnlockingOrUnlocked(userId)) { 18744 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 18745 } else if (umInternal.isUserRunning(userId)) { 18746 flags = StorageManager.FLAG_STORAGE_DE; 18747 } else { 18748 flags = 0; 18749 } 18750 prepareAppDataContentsLIF(pkg, userId, flags); 18751 18752 return true; 18753 } 18754 18755 /** 18756 * Reverts user permission state changes (permissions and flags) in 18757 * all packages for a given user. 18758 * 18759 * @param userId The device user for which to do a reset. 18760 */ 18761 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 18762 final int packageCount = mPackages.size(); 18763 for (int i = 0; i < packageCount; i++) { 18764 PackageParser.Package pkg = mPackages.valueAt(i); 18765 PackageSetting ps = (PackageSetting) pkg.mExtras; 18766 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 18767 } 18768 } 18769 18770 private void resetNetworkPolicies(int userId) { 18771 LocalServices.getService(NetworkPolicyManagerInternal.class).resetUserState(userId); 18772 } 18773 18774 /** 18775 * Reverts user permission state changes (permissions and flags). 18776 * 18777 * @param ps The package for which to reset. 18778 * @param userId The device user for which to do a reset. 18779 */ 18780 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 18781 final PackageSetting ps, final int userId) { 18782 if (ps.pkg == null) { 18783 return; 18784 } 18785 18786 // These are flags that can change base on user actions. 18787 final int userSettableMask = FLAG_PERMISSION_USER_SET 18788 | FLAG_PERMISSION_USER_FIXED 18789 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 18790 | FLAG_PERMISSION_REVIEW_REQUIRED; 18791 18792 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 18793 | FLAG_PERMISSION_POLICY_FIXED; 18794 18795 boolean writeInstallPermissions = false; 18796 boolean writeRuntimePermissions = false; 18797 18798 final int permissionCount = ps.pkg.requestedPermissions.size(); 18799 for (int i = 0; i < permissionCount; i++) { 18800 String permission = ps.pkg.requestedPermissions.get(i); 18801 18802 BasePermission bp = mSettings.mPermissions.get(permission); 18803 if (bp == null) { 18804 continue; 18805 } 18806 18807 // If shared user we just reset the state to which only this app contributed. 18808 if (ps.sharedUser != null) { 18809 boolean used = false; 18810 final int packageCount = ps.sharedUser.packages.size(); 18811 for (int j = 0; j < packageCount; j++) { 18812 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 18813 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 18814 && pkg.pkg.requestedPermissions.contains(permission)) { 18815 used = true; 18816 break; 18817 } 18818 } 18819 if (used) { 18820 continue; 18821 } 18822 } 18823 18824 PermissionsState permissionsState = ps.getPermissionsState(); 18825 18826 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 18827 18828 // Always clear the user settable flags. 18829 final boolean hasInstallState = permissionsState.getInstallPermissionState( 18830 bp.name) != null; 18831 // If permission review is enabled and this is a legacy app, mark the 18832 // permission as requiring a review as this is the initial state. 18833 int flags = 0; 18834 if (mPermissionReviewRequired 18835 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 18836 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 18837 } 18838 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 18839 if (hasInstallState) { 18840 writeInstallPermissions = true; 18841 } else { 18842 writeRuntimePermissions = true; 18843 } 18844 } 18845 18846 // Below is only runtime permission handling. 18847 if (!bp.isRuntime()) { 18848 continue; 18849 } 18850 18851 // Never clobber system or policy. 18852 if ((oldFlags & policyOrSystemFlags) != 0) { 18853 continue; 18854 } 18855 18856 // If this permission was granted by default, make sure it is. 18857 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 18858 if (permissionsState.grantRuntimePermission(bp, userId) 18859 != PERMISSION_OPERATION_FAILURE) { 18860 writeRuntimePermissions = true; 18861 } 18862 // If permission review is enabled the permissions for a legacy apps 18863 // are represented as constantly granted runtime ones, so don't revoke. 18864 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 18865 // Otherwise, reset the permission. 18866 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 18867 switch (revokeResult) { 18868 case PERMISSION_OPERATION_SUCCESS: 18869 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 18870 writeRuntimePermissions = true; 18871 final int appId = ps.appId; 18872 mHandler.post(new Runnable() { 18873 @Override 18874 public void run() { 18875 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 18876 } 18877 }); 18878 } break; 18879 } 18880 } 18881 } 18882 18883 // Synchronously write as we are taking permissions away. 18884 if (writeRuntimePermissions) { 18885 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 18886 } 18887 18888 // Synchronously write as we are taking permissions away. 18889 if (writeInstallPermissions) { 18890 mSettings.writeLPr(); 18891 } 18892 } 18893 18894 /** 18895 * Remove entries from the keystore daemon. Will only remove it if the 18896 * {@code appId} is valid. 18897 */ 18898 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 18899 if (appId < 0) { 18900 return; 18901 } 18902 18903 final KeyStore keyStore = KeyStore.getInstance(); 18904 if (keyStore != null) { 18905 if (userId == UserHandle.USER_ALL) { 18906 for (final int individual : sUserManager.getUserIds()) { 18907 keyStore.clearUid(UserHandle.getUid(individual, appId)); 18908 } 18909 } else { 18910 keyStore.clearUid(UserHandle.getUid(userId, appId)); 18911 } 18912 } else { 18913 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 18914 } 18915 } 18916 18917 @Override 18918 public void deleteApplicationCacheFiles(final String packageName, 18919 final IPackageDataObserver observer) { 18920 final int userId = UserHandle.getCallingUserId(); 18921 deleteApplicationCacheFilesAsUser(packageName, userId, observer); 18922 } 18923 18924 @Override 18925 public void deleteApplicationCacheFilesAsUser(final String packageName, final int userId, 18926 final IPackageDataObserver observer) { 18927 mContext.enforceCallingOrSelfPermission( 18928 android.Manifest.permission.DELETE_CACHE_FILES, null); 18929 enforceCrossUserPermission(Binder.getCallingUid(), userId, 18930 /* requireFullPermission= */ true, /* checkShell= */ false, 18931 "delete application cache files"); 18932 18933 final PackageParser.Package pkg; 18934 synchronized (mPackages) { 18935 pkg = mPackages.get(packageName); 18936 } 18937 18938 // Queue up an async operation since the package deletion may take a little while. 18939 mHandler.post(new Runnable() { 18940 public void run() { 18941 synchronized (mInstallLock) { 18942 final int flags = StorageManager.FLAG_STORAGE_DE 18943 | StorageManager.FLAG_STORAGE_CE; 18944 // We're only clearing cache files, so we don't care if the 18945 // app is unfrozen and still able to run 18946 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CACHE_ONLY); 18947 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 18948 } 18949 clearExternalStorageDataSync(packageName, userId, false); 18950 if (observer != null) { 18951 try { 18952 observer.onRemoveCompleted(packageName, true); 18953 } catch (RemoteException e) { 18954 Log.i(TAG, "Observer no longer exists."); 18955 } 18956 } 18957 } 18958 }); 18959 } 18960 18961 @Override 18962 public void getPackageSizeInfo(final String packageName, int userHandle, 18963 final IPackageStatsObserver observer) { 18964 throw new UnsupportedOperationException( 18965 "Shame on you for calling the hidden API getPackageSizeInfo(). Shame!"); 18966 } 18967 18968 private boolean getPackageSizeInfoLI(String packageName, int userId, PackageStats stats) { 18969 final PackageSetting ps; 18970 synchronized (mPackages) { 18971 ps = mSettings.mPackages.get(packageName); 18972 if (ps == null) { 18973 Slog.w(TAG, "Failed to find settings for " + packageName); 18974 return false; 18975 } 18976 } 18977 18978 final String[] packageNames = { packageName }; 18979 final long[] ceDataInodes = { ps.getCeDataInode(userId) }; 18980 final String[] codePaths = { ps.codePathString }; 18981 18982 try { 18983 mInstaller.getAppSize(ps.volumeUuid, packageNames, userId, 0, 18984 ps.appId, ceDataInodes, codePaths, stats); 18985 18986 // For now, ignore code size of packages on system partition 18987 if (isSystemApp(ps) && !isUpdatedSystemApp(ps)) { 18988 stats.codeSize = 0; 18989 } 18990 18991 // External clients expect these to be tracked separately 18992 stats.dataSize -= stats.cacheSize; 18993 18994 } catch (InstallerException e) { 18995 Slog.w(TAG, String.valueOf(e)); 18996 return false; 18997 } 18998 18999 return true; 19000 } 19001 19002 private int getUidTargetSdkVersionLockedLPr(int uid) { 19003 Object obj = mSettings.getUserIdLPr(uid); 19004 if (obj instanceof SharedUserSetting) { 19005 final SharedUserSetting sus = (SharedUserSetting) obj; 19006 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 19007 final Iterator<PackageSetting> it = sus.packages.iterator(); 19008 while (it.hasNext()) { 19009 final PackageSetting ps = it.next(); 19010 if (ps.pkg != null) { 19011 int v = ps.pkg.applicationInfo.targetSdkVersion; 19012 if (v < vers) vers = v; 19013 } 19014 } 19015 return vers; 19016 } else if (obj instanceof PackageSetting) { 19017 final PackageSetting ps = (PackageSetting) obj; 19018 if (ps.pkg != null) { 19019 return ps.pkg.applicationInfo.targetSdkVersion; 19020 } 19021 } 19022 return Build.VERSION_CODES.CUR_DEVELOPMENT; 19023 } 19024 19025 @Override 19026 public void addPreferredActivity(IntentFilter filter, int match, 19027 ComponentName[] set, ComponentName activity, int userId) { 19028 addPreferredActivityInternal(filter, match, set, activity, true, userId, 19029 "Adding preferred"); 19030 } 19031 19032 private void addPreferredActivityInternal(IntentFilter filter, int match, 19033 ComponentName[] set, ComponentName activity, boolean always, int userId, 19034 String opname) { 19035 // writer 19036 int callingUid = Binder.getCallingUid(); 19037 enforceCrossUserPermission(callingUid, userId, 19038 true /* requireFullPermission */, false /* checkShell */, "add preferred activity"); 19039 if (filter.countActions() == 0) { 19040 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 19041 return; 19042 } 19043 synchronized (mPackages) { 19044 if (mContext.checkCallingOrSelfPermission( 19045 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 19046 != PackageManager.PERMISSION_GRANTED) { 19047 if (getUidTargetSdkVersionLockedLPr(callingUid) 19048 < Build.VERSION_CODES.FROYO) { 19049 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 19050 + callingUid); 19051 return; 19052 } 19053 mContext.enforceCallingOrSelfPermission( 19054 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19055 } 19056 19057 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 19058 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 19059 + userId + ":"); 19060 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19061 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 19062 scheduleWritePackageRestrictionsLocked(userId); 19063 postPreferredActivityChangedBroadcast(userId); 19064 } 19065 } 19066 19067 private void postPreferredActivityChangedBroadcast(int userId) { 19068 mHandler.post(() -> { 19069 final IActivityManager am = ActivityManager.getService(); 19070 if (am == null) { 19071 return; 19072 } 19073 19074 final Intent intent = new Intent(Intent.ACTION_PREFERRED_ACTIVITY_CHANGED); 19075 intent.putExtra(Intent.EXTRA_USER_HANDLE, userId); 19076 try { 19077 am.broadcastIntent(null, intent, null, null, 19078 0, null, null, null, android.app.AppOpsManager.OP_NONE, 19079 null, false, false, userId); 19080 } catch (RemoteException e) { 19081 } 19082 }); 19083 } 19084 19085 @Override 19086 public void replacePreferredActivity(IntentFilter filter, int match, 19087 ComponentName[] set, ComponentName activity, int userId) { 19088 if (filter.countActions() != 1) { 19089 throw new IllegalArgumentException( 19090 "replacePreferredActivity expects filter to have only 1 action."); 19091 } 19092 if (filter.countDataAuthorities() != 0 19093 || filter.countDataPaths() != 0 19094 || filter.countDataSchemes() > 1 19095 || filter.countDataTypes() != 0) { 19096 throw new IllegalArgumentException( 19097 "replacePreferredActivity expects filter to have no data authorities, " + 19098 "paths, or types; and at most one scheme."); 19099 } 19100 19101 final int callingUid = Binder.getCallingUid(); 19102 enforceCrossUserPermission(callingUid, userId, 19103 true /* requireFullPermission */, false /* checkShell */, 19104 "replace preferred activity"); 19105 synchronized (mPackages) { 19106 if (mContext.checkCallingOrSelfPermission( 19107 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 19108 != PackageManager.PERMISSION_GRANTED) { 19109 if (getUidTargetSdkVersionLockedLPr(callingUid) 19110 < Build.VERSION_CODES.FROYO) { 19111 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 19112 + Binder.getCallingUid()); 19113 return; 19114 } 19115 mContext.enforceCallingOrSelfPermission( 19116 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19117 } 19118 19119 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 19120 if (pir != null) { 19121 // Get all of the existing entries that exactly match this filter. 19122 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 19123 if (existing != null && existing.size() == 1) { 19124 PreferredActivity cur = existing.get(0); 19125 if (DEBUG_PREFERRED) { 19126 Slog.i(TAG, "Checking replace of preferred:"); 19127 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19128 if (!cur.mPref.mAlways) { 19129 Slog.i(TAG, " -- CUR; not mAlways!"); 19130 } else { 19131 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 19132 Slog.i(TAG, " -- CUR: mSet=" 19133 + Arrays.toString(cur.mPref.mSetComponents)); 19134 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 19135 Slog.i(TAG, " -- NEW: mMatch=" 19136 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 19137 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 19138 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 19139 } 19140 } 19141 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 19142 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 19143 && cur.mPref.sameSet(set)) { 19144 // Setting the preferred activity to what it happens to be already 19145 if (DEBUG_PREFERRED) { 19146 Slog.i(TAG, "Replacing with same preferred activity " 19147 + cur.mPref.mShortComponent + " for user " 19148 + userId + ":"); 19149 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19150 } 19151 return; 19152 } 19153 } 19154 19155 if (existing != null) { 19156 if (DEBUG_PREFERRED) { 19157 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 19158 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19159 } 19160 for (int i = 0; i < existing.size(); i++) { 19161 PreferredActivity pa = existing.get(i); 19162 if (DEBUG_PREFERRED) { 19163 Slog.i(TAG, "Removing existing preferred activity " 19164 + pa.mPref.mComponent + ":"); 19165 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 19166 } 19167 pir.removeFilter(pa); 19168 } 19169 } 19170 } 19171 addPreferredActivityInternal(filter, match, set, activity, true, userId, 19172 "Replacing preferred"); 19173 } 19174 } 19175 19176 @Override 19177 public void clearPackagePreferredActivities(String packageName) { 19178 final int uid = Binder.getCallingUid(); 19179 // writer 19180 synchronized (mPackages) { 19181 PackageParser.Package pkg = mPackages.get(packageName); 19182 if (pkg == null || pkg.applicationInfo.uid != uid) { 19183 if (mContext.checkCallingOrSelfPermission( 19184 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 19185 != PackageManager.PERMISSION_GRANTED) { 19186 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 19187 < Build.VERSION_CODES.FROYO) { 19188 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 19189 + Binder.getCallingUid()); 19190 return; 19191 } 19192 mContext.enforceCallingOrSelfPermission( 19193 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19194 } 19195 } 19196 19197 int user = UserHandle.getCallingUserId(); 19198 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 19199 scheduleWritePackageRestrictionsLocked(user); 19200 } 19201 } 19202 } 19203 19204 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19205 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 19206 ArrayList<PreferredActivity> removed = null; 19207 boolean changed = false; 19208 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 19209 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 19210 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 19211 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 19212 continue; 19213 } 19214 Iterator<PreferredActivity> it = pir.filterIterator(); 19215 while (it.hasNext()) { 19216 PreferredActivity pa = it.next(); 19217 // Mark entry for removal only if it matches the package name 19218 // and the entry is of type "always". 19219 if (packageName == null || 19220 (pa.mPref.mComponent.getPackageName().equals(packageName) 19221 && pa.mPref.mAlways)) { 19222 if (removed == null) { 19223 removed = new ArrayList<PreferredActivity>(); 19224 } 19225 removed.add(pa); 19226 } 19227 } 19228 if (removed != null) { 19229 for (int j=0; j<removed.size(); j++) { 19230 PreferredActivity pa = removed.get(j); 19231 pir.removeFilter(pa); 19232 } 19233 changed = true; 19234 } 19235 } 19236 if (changed) { 19237 postPreferredActivityChangedBroadcast(userId); 19238 } 19239 return changed; 19240 } 19241 19242 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19243 private void clearIntentFilterVerificationsLPw(int userId) { 19244 final int packageCount = mPackages.size(); 19245 for (int i = 0; i < packageCount; i++) { 19246 PackageParser.Package pkg = mPackages.valueAt(i); 19247 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 19248 } 19249 } 19250 19251 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19252 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 19253 if (userId == UserHandle.USER_ALL) { 19254 if (mSettings.removeIntentFilterVerificationLPw(packageName, 19255 sUserManager.getUserIds())) { 19256 for (int oneUserId : sUserManager.getUserIds()) { 19257 scheduleWritePackageRestrictionsLocked(oneUserId); 19258 } 19259 } 19260 } else { 19261 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 19262 scheduleWritePackageRestrictionsLocked(userId); 19263 } 19264 } 19265 } 19266 19267 void clearDefaultBrowserIfNeeded(String packageName) { 19268 for (int oneUserId : sUserManager.getUserIds()) { 19269 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 19270 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 19271 if (packageName.equals(defaultBrowserPackageName)) { 19272 setDefaultBrowserPackageName(null, oneUserId); 19273 } 19274 } 19275 } 19276 19277 @Override 19278 public void resetApplicationPreferences(int userId) { 19279 mContext.enforceCallingOrSelfPermission( 19280 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19281 final long identity = Binder.clearCallingIdentity(); 19282 // writer 19283 try { 19284 synchronized (mPackages) { 19285 clearPackagePreferredActivitiesLPw(null, userId); 19286 mSettings.applyDefaultPreferredAppsLPw(this, userId); 19287 // TODO: We have to reset the default SMS and Phone. This requires 19288 // significant refactoring to keep all default apps in the package 19289 // manager (cleaner but more work) or have the services provide 19290 // callbacks to the package manager to request a default app reset. 19291 applyFactoryDefaultBrowserLPw(userId); 19292 clearIntentFilterVerificationsLPw(userId); 19293 primeDomainVerificationsLPw(userId); 19294 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 19295 scheduleWritePackageRestrictionsLocked(userId); 19296 } 19297 resetNetworkPolicies(userId); 19298 } finally { 19299 Binder.restoreCallingIdentity(identity); 19300 } 19301 } 19302 19303 @Override 19304 public int getPreferredActivities(List<IntentFilter> outFilters, 19305 List<ComponentName> outActivities, String packageName) { 19306 19307 int num = 0; 19308 final int userId = UserHandle.getCallingUserId(); 19309 // reader 19310 synchronized (mPackages) { 19311 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 19312 if (pir != null) { 19313 final Iterator<PreferredActivity> it = pir.filterIterator(); 19314 while (it.hasNext()) { 19315 final PreferredActivity pa = it.next(); 19316 if (packageName == null 19317 || (pa.mPref.mComponent.getPackageName().equals(packageName) 19318 && pa.mPref.mAlways)) { 19319 if (outFilters != null) { 19320 outFilters.add(new IntentFilter(pa)); 19321 } 19322 if (outActivities != null) { 19323 outActivities.add(pa.mPref.mComponent); 19324 } 19325 } 19326 } 19327 } 19328 } 19329 19330 return num; 19331 } 19332 19333 @Override 19334 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 19335 int userId) { 19336 int callingUid = Binder.getCallingUid(); 19337 if (callingUid != Process.SYSTEM_UID) { 19338 throw new SecurityException( 19339 "addPersistentPreferredActivity can only be run by the system"); 19340 } 19341 if (filter.countActions() == 0) { 19342 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 19343 return; 19344 } 19345 synchronized (mPackages) { 19346 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 19347 ":"); 19348 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19349 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 19350 new PersistentPreferredActivity(filter, activity)); 19351 scheduleWritePackageRestrictionsLocked(userId); 19352 postPreferredActivityChangedBroadcast(userId); 19353 } 19354 } 19355 19356 @Override 19357 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 19358 int callingUid = Binder.getCallingUid(); 19359 if (callingUid != Process.SYSTEM_UID) { 19360 throw new SecurityException( 19361 "clearPackagePersistentPreferredActivities can only be run by the system"); 19362 } 19363 ArrayList<PersistentPreferredActivity> removed = null; 19364 boolean changed = false; 19365 synchronized (mPackages) { 19366 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 19367 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 19368 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 19369 .valueAt(i); 19370 if (userId != thisUserId) { 19371 continue; 19372 } 19373 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 19374 while (it.hasNext()) { 19375 PersistentPreferredActivity ppa = it.next(); 19376 // Mark entry for removal only if it matches the package name. 19377 if (ppa.mComponent.getPackageName().equals(packageName)) { 19378 if (removed == null) { 19379 removed = new ArrayList<PersistentPreferredActivity>(); 19380 } 19381 removed.add(ppa); 19382 } 19383 } 19384 if (removed != null) { 19385 for (int j=0; j<removed.size(); j++) { 19386 PersistentPreferredActivity ppa = removed.get(j); 19387 ppir.removeFilter(ppa); 19388 } 19389 changed = true; 19390 } 19391 } 19392 19393 if (changed) { 19394 scheduleWritePackageRestrictionsLocked(userId); 19395 postPreferredActivityChangedBroadcast(userId); 19396 } 19397 } 19398 } 19399 19400 /** 19401 * Common machinery for picking apart a restored XML blob and passing 19402 * it to a caller-supplied functor to be applied to the running system. 19403 */ 19404 private void restoreFromXml(XmlPullParser parser, int userId, 19405 String expectedStartTag, BlobXmlRestorer functor) 19406 throws IOException, XmlPullParserException { 19407 int type; 19408 while ((type = parser.next()) != XmlPullParser.START_TAG 19409 && type != XmlPullParser.END_DOCUMENT) { 19410 } 19411 if (type != XmlPullParser.START_TAG) { 19412 // oops didn't find a start tag?! 19413 if (DEBUG_BACKUP) { 19414 Slog.e(TAG, "Didn't find start tag during restore"); 19415 } 19416 return; 19417 } 19418Slog.v(TAG, ":: restoreFromXml() : got to tag " + parser.getName()); 19419 // this is supposed to be TAG_PREFERRED_BACKUP 19420 if (!expectedStartTag.equals(parser.getName())) { 19421 if (DEBUG_BACKUP) { 19422 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 19423 } 19424 return; 19425 } 19426 19427 // skip interfering stuff, then we're aligned with the backing implementation 19428 while ((type = parser.next()) == XmlPullParser.TEXT) { } 19429Slog.v(TAG, ":: stepped forward, applying functor at tag " + parser.getName()); 19430 functor.apply(parser, userId); 19431 } 19432 19433 private interface BlobXmlRestorer { 19434 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 19435 } 19436 19437 /** 19438 * Non-Binder method, support for the backup/restore mechanism: write the 19439 * full set of preferred activities in its canonical XML format. Returns the 19440 * XML output as a byte array, or null if there is none. 19441 */ 19442 @Override 19443 public byte[] getPreferredActivityBackup(int userId) { 19444 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19445 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 19446 } 19447 19448 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19449 try { 19450 final XmlSerializer serializer = new FastXmlSerializer(); 19451 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19452 serializer.startDocument(null, true); 19453 serializer.startTag(null, TAG_PREFERRED_BACKUP); 19454 19455 synchronized (mPackages) { 19456 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 19457 } 19458 19459 serializer.endTag(null, TAG_PREFERRED_BACKUP); 19460 serializer.endDocument(); 19461 serializer.flush(); 19462 } catch (Exception e) { 19463 if (DEBUG_BACKUP) { 19464 Slog.e(TAG, "Unable to write preferred activities for backup", e); 19465 } 19466 return null; 19467 } 19468 19469 return dataStream.toByteArray(); 19470 } 19471 19472 @Override 19473 public void restorePreferredActivities(byte[] backup, int userId) { 19474 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19475 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19476 } 19477 19478 try { 19479 final XmlPullParser parser = Xml.newPullParser(); 19480 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19481 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 19482 new BlobXmlRestorer() { 19483 @Override 19484 public void apply(XmlPullParser parser, int userId) 19485 throws XmlPullParserException, IOException { 19486 synchronized (mPackages) { 19487 mSettings.readPreferredActivitiesLPw(parser, userId); 19488 } 19489 } 19490 } ); 19491 } catch (Exception e) { 19492 if (DEBUG_BACKUP) { 19493 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19494 } 19495 } 19496 } 19497 19498 /** 19499 * Non-Binder method, support for the backup/restore mechanism: write the 19500 * default browser (etc) settings in its canonical XML format. Returns the default 19501 * browser XML representation as a byte array, or null if there is none. 19502 */ 19503 @Override 19504 public byte[] getDefaultAppsBackup(int userId) { 19505 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19506 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 19507 } 19508 19509 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19510 try { 19511 final XmlSerializer serializer = new FastXmlSerializer(); 19512 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19513 serializer.startDocument(null, true); 19514 serializer.startTag(null, TAG_DEFAULT_APPS); 19515 19516 synchronized (mPackages) { 19517 mSettings.writeDefaultAppsLPr(serializer, userId); 19518 } 19519 19520 serializer.endTag(null, TAG_DEFAULT_APPS); 19521 serializer.endDocument(); 19522 serializer.flush(); 19523 } catch (Exception e) { 19524 if (DEBUG_BACKUP) { 19525 Slog.e(TAG, "Unable to write default apps for backup", e); 19526 } 19527 return null; 19528 } 19529 19530 return dataStream.toByteArray(); 19531 } 19532 19533 @Override 19534 public void restoreDefaultApps(byte[] backup, int userId) { 19535 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19536 throw new SecurityException("Only the system may call restoreDefaultApps()"); 19537 } 19538 19539 try { 19540 final XmlPullParser parser = Xml.newPullParser(); 19541 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19542 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 19543 new BlobXmlRestorer() { 19544 @Override 19545 public void apply(XmlPullParser parser, int userId) 19546 throws XmlPullParserException, IOException { 19547 synchronized (mPackages) { 19548 mSettings.readDefaultAppsLPw(parser, userId); 19549 } 19550 } 19551 } ); 19552 } catch (Exception e) { 19553 if (DEBUG_BACKUP) { 19554 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 19555 } 19556 } 19557 } 19558 19559 @Override 19560 public byte[] getIntentFilterVerificationBackup(int userId) { 19561 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19562 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 19563 } 19564 19565 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19566 try { 19567 final XmlSerializer serializer = new FastXmlSerializer(); 19568 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19569 serializer.startDocument(null, true); 19570 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 19571 19572 synchronized (mPackages) { 19573 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 19574 } 19575 19576 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 19577 serializer.endDocument(); 19578 serializer.flush(); 19579 } catch (Exception e) { 19580 if (DEBUG_BACKUP) { 19581 Slog.e(TAG, "Unable to write default apps for backup", e); 19582 } 19583 return null; 19584 } 19585 19586 return dataStream.toByteArray(); 19587 } 19588 19589 @Override 19590 public void restoreIntentFilterVerification(byte[] backup, int userId) { 19591 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19592 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19593 } 19594 19595 try { 19596 final XmlPullParser parser = Xml.newPullParser(); 19597 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19598 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 19599 new BlobXmlRestorer() { 19600 @Override 19601 public void apply(XmlPullParser parser, int userId) 19602 throws XmlPullParserException, IOException { 19603 synchronized (mPackages) { 19604 mSettings.readAllDomainVerificationsLPr(parser, userId); 19605 mSettings.writeLPr(); 19606 } 19607 } 19608 } ); 19609 } catch (Exception e) { 19610 if (DEBUG_BACKUP) { 19611 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19612 } 19613 } 19614 } 19615 19616 @Override 19617 public byte[] getPermissionGrantBackup(int userId) { 19618 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19619 throw new SecurityException("Only the system may call getPermissionGrantBackup()"); 19620 } 19621 19622 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19623 try { 19624 final XmlSerializer serializer = new FastXmlSerializer(); 19625 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19626 serializer.startDocument(null, true); 19627 serializer.startTag(null, TAG_PERMISSION_BACKUP); 19628 19629 synchronized (mPackages) { 19630 serializeRuntimePermissionGrantsLPr(serializer, userId); 19631 } 19632 19633 serializer.endTag(null, TAG_PERMISSION_BACKUP); 19634 serializer.endDocument(); 19635 serializer.flush(); 19636 } catch (Exception e) { 19637 if (DEBUG_BACKUP) { 19638 Slog.e(TAG, "Unable to write default apps for backup", e); 19639 } 19640 return null; 19641 } 19642 19643 return dataStream.toByteArray(); 19644 } 19645 19646 @Override 19647 public void restorePermissionGrants(byte[] backup, int userId) { 19648 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19649 throw new SecurityException("Only the system may call restorePermissionGrants()"); 19650 } 19651 19652 try { 19653 final XmlPullParser parser = Xml.newPullParser(); 19654 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19655 restoreFromXml(parser, userId, TAG_PERMISSION_BACKUP, 19656 new BlobXmlRestorer() { 19657 @Override 19658 public void apply(XmlPullParser parser, int userId) 19659 throws XmlPullParserException, IOException { 19660 synchronized (mPackages) { 19661 processRestoredPermissionGrantsLPr(parser, userId); 19662 } 19663 } 19664 } ); 19665 } catch (Exception e) { 19666 if (DEBUG_BACKUP) { 19667 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19668 } 19669 } 19670 } 19671 19672 private void serializeRuntimePermissionGrantsLPr(XmlSerializer serializer, final int userId) 19673 throws IOException { 19674 serializer.startTag(null, TAG_ALL_GRANTS); 19675 19676 final int N = mSettings.mPackages.size(); 19677 for (int i = 0; i < N; i++) { 19678 final PackageSetting ps = mSettings.mPackages.valueAt(i); 19679 boolean pkgGrantsKnown = false; 19680 19681 PermissionsState packagePerms = ps.getPermissionsState(); 19682 19683 for (PermissionState state : packagePerms.getRuntimePermissionStates(userId)) { 19684 final int grantFlags = state.getFlags(); 19685 // only look at grants that are not system/policy fixed 19686 if ((grantFlags & SYSTEM_RUNTIME_GRANT_MASK) == 0) { 19687 final boolean isGranted = state.isGranted(); 19688 // And only back up the user-twiddled state bits 19689 if (isGranted || (grantFlags & USER_RUNTIME_GRANT_MASK) != 0) { 19690 final String packageName = mSettings.mPackages.keyAt(i); 19691 if (!pkgGrantsKnown) { 19692 serializer.startTag(null, TAG_GRANT); 19693 serializer.attribute(null, ATTR_PACKAGE_NAME, packageName); 19694 pkgGrantsKnown = true; 19695 } 19696 19697 final boolean userSet = 19698 (grantFlags & FLAG_PERMISSION_USER_SET) != 0; 19699 final boolean userFixed = 19700 (grantFlags & FLAG_PERMISSION_USER_FIXED) != 0; 19701 final boolean revoke = 19702 (grantFlags & FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 19703 19704 serializer.startTag(null, TAG_PERMISSION); 19705 serializer.attribute(null, ATTR_PERMISSION_NAME, state.getName()); 19706 if (isGranted) { 19707 serializer.attribute(null, ATTR_IS_GRANTED, "true"); 19708 } 19709 if (userSet) { 19710 serializer.attribute(null, ATTR_USER_SET, "true"); 19711 } 19712 if (userFixed) { 19713 serializer.attribute(null, ATTR_USER_FIXED, "true"); 19714 } 19715 if (revoke) { 19716 serializer.attribute(null, ATTR_REVOKE_ON_UPGRADE, "true"); 19717 } 19718 serializer.endTag(null, TAG_PERMISSION); 19719 } 19720 } 19721 } 19722 19723 if (pkgGrantsKnown) { 19724 serializer.endTag(null, TAG_GRANT); 19725 } 19726 } 19727 19728 serializer.endTag(null, TAG_ALL_GRANTS); 19729 } 19730 19731 private void processRestoredPermissionGrantsLPr(XmlPullParser parser, int userId) 19732 throws XmlPullParserException, IOException { 19733 String pkgName = null; 19734 int outerDepth = parser.getDepth(); 19735 int type; 19736 while ((type = parser.next()) != XmlPullParser.END_DOCUMENT 19737 && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { 19738 if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { 19739 continue; 19740 } 19741 19742 final String tagName = parser.getName(); 19743 if (tagName.equals(TAG_GRANT)) { 19744 pkgName = parser.getAttributeValue(null, ATTR_PACKAGE_NAME); 19745 if (DEBUG_BACKUP) { 19746 Slog.v(TAG, "+++ Restoring grants for package " + pkgName); 19747 } 19748 } else if (tagName.equals(TAG_PERMISSION)) { 19749 19750 final boolean isGranted = "true".equals(parser.getAttributeValue(null, ATTR_IS_GRANTED)); 19751 final String permName = parser.getAttributeValue(null, ATTR_PERMISSION_NAME); 19752 19753 int newFlagSet = 0; 19754 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_SET))) { 19755 newFlagSet |= FLAG_PERMISSION_USER_SET; 19756 } 19757 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_FIXED))) { 19758 newFlagSet |= FLAG_PERMISSION_USER_FIXED; 19759 } 19760 if ("true".equals(parser.getAttributeValue(null, ATTR_REVOKE_ON_UPGRADE))) { 19761 newFlagSet |= FLAG_PERMISSION_REVOKE_ON_UPGRADE; 19762 } 19763 if (DEBUG_BACKUP) { 19764 Slog.v(TAG, " + Restoring grant: pkg=" + pkgName + " perm=" + permName 19765 + " granted=" + isGranted + " bits=0x" + Integer.toHexString(newFlagSet)); 19766 } 19767 final PackageSetting ps = mSettings.mPackages.get(pkgName); 19768 if (ps != null) { 19769 // Already installed so we apply the grant immediately 19770 if (DEBUG_BACKUP) { 19771 Slog.v(TAG, " + already installed; applying"); 19772 } 19773 PermissionsState perms = ps.getPermissionsState(); 19774 BasePermission bp = mSettings.mPermissions.get(permName); 19775 if (bp != null) { 19776 if (isGranted) { 19777 perms.grantRuntimePermission(bp, userId); 19778 } 19779 if (newFlagSet != 0) { 19780 perms.updatePermissionFlags(bp, userId, USER_RUNTIME_GRANT_MASK, newFlagSet); 19781 } 19782 } 19783 } else { 19784 // Need to wait for post-restore install to apply the grant 19785 if (DEBUG_BACKUP) { 19786 Slog.v(TAG, " - not yet installed; saving for later"); 19787 } 19788 mSettings.processRestoredPermissionGrantLPr(pkgName, permName, 19789 isGranted, newFlagSet, userId); 19790 } 19791 } else { 19792 PackageManagerService.reportSettingsProblem(Log.WARN, 19793 "Unknown element under <" + TAG_PERMISSION_BACKUP + ">: " + tagName); 19794 XmlUtils.skipCurrentTag(parser); 19795 } 19796 } 19797 19798 scheduleWriteSettingsLocked(); 19799 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 19800 } 19801 19802 @Override 19803 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 19804 int sourceUserId, int targetUserId, int flags) { 19805 mContext.enforceCallingOrSelfPermission( 19806 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 19807 int callingUid = Binder.getCallingUid(); 19808 enforceOwnerRights(ownerPackage, callingUid); 19809 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 19810 if (intentFilter.countActions() == 0) { 19811 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 19812 return; 19813 } 19814 synchronized (mPackages) { 19815 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 19816 ownerPackage, targetUserId, flags); 19817 CrossProfileIntentResolver resolver = 19818 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 19819 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 19820 // We have all those whose filter is equal. Now checking if the rest is equal as well. 19821 if (existing != null) { 19822 int size = existing.size(); 19823 for (int i = 0; i < size; i++) { 19824 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 19825 return; 19826 } 19827 } 19828 } 19829 resolver.addFilter(newFilter); 19830 scheduleWritePackageRestrictionsLocked(sourceUserId); 19831 } 19832 } 19833 19834 @Override 19835 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 19836 mContext.enforceCallingOrSelfPermission( 19837 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 19838 int callingUid = Binder.getCallingUid(); 19839 enforceOwnerRights(ownerPackage, callingUid); 19840 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 19841 synchronized (mPackages) { 19842 CrossProfileIntentResolver resolver = 19843 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 19844 ArraySet<CrossProfileIntentFilter> set = 19845 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 19846 for (CrossProfileIntentFilter filter : set) { 19847 if (filter.getOwnerPackage().equals(ownerPackage)) { 19848 resolver.removeFilter(filter); 19849 } 19850 } 19851 scheduleWritePackageRestrictionsLocked(sourceUserId); 19852 } 19853 } 19854 19855 // Enforcing that callingUid is owning pkg on userId 19856 private void enforceOwnerRights(String pkg, int callingUid) { 19857 // The system owns everything. 19858 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 19859 return; 19860 } 19861 int callingUserId = UserHandle.getUserId(callingUid); 19862 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 19863 if (pi == null) { 19864 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 19865 + callingUserId); 19866 } 19867 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 19868 throw new SecurityException("Calling uid " + callingUid 19869 + " does not own package " + pkg); 19870 } 19871 } 19872 19873 @Override 19874 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 19875 return getHomeActivitiesAsUser(allHomeCandidates, UserHandle.getCallingUserId()); 19876 } 19877 19878 /** 19879 * Report the 'Home' activity which is currently set as "always use this one". If non is set 19880 * then reports the most likely home activity or null if there are more than one. 19881 */ 19882 public ComponentName getDefaultHomeActivity(int userId) { 19883 List<ResolveInfo> allHomeCandidates = new ArrayList<>(); 19884 ComponentName cn = getHomeActivitiesAsUser(allHomeCandidates, userId); 19885 if (cn != null) { 19886 return cn; 19887 } 19888 19889 // Find the launcher with the highest priority and return that component if there are no 19890 // other home activity with the same priority. 19891 int lastPriority = Integer.MIN_VALUE; 19892 ComponentName lastComponent = null; 19893 final int size = allHomeCandidates.size(); 19894 for (int i = 0; i < size; i++) { 19895 final ResolveInfo ri = allHomeCandidates.get(i); 19896 if (ri.priority > lastPriority) { 19897 lastComponent = ri.activityInfo.getComponentName(); 19898 lastPriority = ri.priority; 19899 } else if (ri.priority == lastPriority) { 19900 // Two components found with same priority. 19901 lastComponent = null; 19902 } 19903 } 19904 return lastComponent; 19905 } 19906 19907 private Intent getHomeIntent() { 19908 Intent intent = new Intent(Intent.ACTION_MAIN); 19909 intent.addCategory(Intent.CATEGORY_HOME); 19910 intent.addCategory(Intent.CATEGORY_DEFAULT); 19911 return intent; 19912 } 19913 19914 private IntentFilter getHomeFilter() { 19915 IntentFilter filter = new IntentFilter(Intent.ACTION_MAIN); 19916 filter.addCategory(Intent.CATEGORY_HOME); 19917 filter.addCategory(Intent.CATEGORY_DEFAULT); 19918 return filter; 19919 } 19920 19921 ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 19922 int userId) { 19923 Intent intent = getHomeIntent(); 19924 List<ResolveInfo> list = queryIntentActivitiesInternal(intent, null, 19925 PackageManager.GET_META_DATA, userId); 19926 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 19927 true, false, false, userId); 19928 19929 allHomeCandidates.clear(); 19930 if (list != null) { 19931 for (ResolveInfo ri : list) { 19932 allHomeCandidates.add(ri); 19933 } 19934 } 19935 return (preferred == null || preferred.activityInfo == null) 19936 ? null 19937 : new ComponentName(preferred.activityInfo.packageName, 19938 preferred.activityInfo.name); 19939 } 19940 19941 @Override 19942 public void setHomeActivity(ComponentName comp, int userId) { 19943 ArrayList<ResolveInfo> homeActivities = new ArrayList<>(); 19944 getHomeActivitiesAsUser(homeActivities, userId); 19945 19946 boolean found = false; 19947 19948 final int size = homeActivities.size(); 19949 final ComponentName[] set = new ComponentName[size]; 19950 for (int i = 0; i < size; i++) { 19951 final ResolveInfo candidate = homeActivities.get(i); 19952 final ActivityInfo info = candidate.activityInfo; 19953 final ComponentName activityName = new ComponentName(info.packageName, info.name); 19954 set[i] = activityName; 19955 if (!found && activityName.equals(comp)) { 19956 found = true; 19957 } 19958 } 19959 if (!found) { 19960 throw new IllegalArgumentException("Component " + comp + " cannot be home on user " 19961 + userId); 19962 } 19963 replacePreferredActivity(getHomeFilter(), IntentFilter.MATCH_CATEGORY_EMPTY, 19964 set, comp, userId); 19965 } 19966 19967 private @Nullable String getSetupWizardPackageName() { 19968 final Intent intent = new Intent(Intent.ACTION_MAIN); 19969 intent.addCategory(Intent.CATEGORY_SETUP_WIZARD); 19970 19971 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 19972 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 19973 | MATCH_DISABLED_COMPONENTS, 19974 UserHandle.myUserId()); 19975 if (matches.size() == 1) { 19976 return matches.get(0).getComponentInfo().packageName; 19977 } else { 19978 Slog.e(TAG, "There should probably be exactly one setup wizard; found " + matches.size() 19979 + ": matches=" + matches); 19980 return null; 19981 } 19982 } 19983 19984 private @Nullable String getStorageManagerPackageName() { 19985 final Intent intent = new Intent(StorageManager.ACTION_MANAGE_STORAGE); 19986 19987 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 19988 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 19989 | MATCH_DISABLED_COMPONENTS, 19990 UserHandle.myUserId()); 19991 if (matches.size() == 1) { 19992 return matches.get(0).getComponentInfo().packageName; 19993 } else { 19994 Slog.e(TAG, "There should probably be exactly one storage manager; found " 19995 + matches.size() + ": matches=" + matches); 19996 return null; 19997 } 19998 } 19999 20000 @Override 20001 public void setApplicationEnabledSetting(String appPackageName, 20002 int newState, int flags, int userId, String callingPackage) { 20003 if (!sUserManager.exists(userId)) return; 20004 if (callingPackage == null) { 20005 callingPackage = Integer.toString(Binder.getCallingUid()); 20006 } 20007 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 20008 } 20009 20010 @Override 20011 public void setUpdateAvailable(String packageName, boolean updateAvailable) { 20012 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 20013 synchronized (mPackages) { 20014 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 20015 if (pkgSetting != null) { 20016 pkgSetting.setUpdateAvailable(updateAvailable); 20017 } 20018 } 20019 } 20020 20021 @Override 20022 public void setComponentEnabledSetting(ComponentName componentName, 20023 int newState, int flags, int userId) { 20024 if (!sUserManager.exists(userId)) return; 20025 setEnabledSetting(componentName.getPackageName(), 20026 componentName.getClassName(), newState, flags, userId, null); 20027 } 20028 20029 private void setEnabledSetting(final String packageName, String className, int newState, 20030 final int flags, int userId, String callingPackage) { 20031 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 20032 || newState == COMPONENT_ENABLED_STATE_ENABLED 20033 || newState == COMPONENT_ENABLED_STATE_DISABLED 20034 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 20035 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 20036 throw new IllegalArgumentException("Invalid new component state: " 20037 + newState); 20038 } 20039 PackageSetting pkgSetting; 20040 final int uid = Binder.getCallingUid(); 20041 final int permission; 20042 if (uid == Process.SYSTEM_UID) { 20043 permission = PackageManager.PERMISSION_GRANTED; 20044 } else { 20045 permission = mContext.checkCallingOrSelfPermission( 20046 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 20047 } 20048 enforceCrossUserPermission(uid, userId, 20049 false /* requireFullPermission */, true /* checkShell */, "set enabled"); 20050 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 20051 boolean sendNow = false; 20052 boolean isApp = (className == null); 20053 String componentName = isApp ? packageName : className; 20054 int packageUid = -1; 20055 ArrayList<String> components; 20056 20057 // writer 20058 synchronized (mPackages) { 20059 pkgSetting = mSettings.mPackages.get(packageName); 20060 if (pkgSetting == null) { 20061 if (className == null) { 20062 throw new IllegalArgumentException("Unknown package: " + packageName); 20063 } 20064 throw new IllegalArgumentException( 20065 "Unknown component: " + packageName + "/" + className); 20066 } 20067 } 20068 20069 // Limit who can change which apps 20070 if (!UserHandle.isSameApp(uid, pkgSetting.appId)) { 20071 // Don't allow apps that don't have permission to modify other apps 20072 if (!allowedByPermission) { 20073 throw new SecurityException( 20074 "Permission Denial: attempt to change component state from pid=" 20075 + Binder.getCallingPid() 20076 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 20077 } 20078 // Don't allow changing protected packages. 20079 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 20080 throw new SecurityException("Cannot disable a protected package: " + packageName); 20081 } 20082 } 20083 20084 synchronized (mPackages) { 20085 if (uid == Process.SHELL_UID 20086 && (pkgSetting.pkgFlags & ApplicationInfo.FLAG_TEST_ONLY) == 0) { 20087 // Shell can only change whole packages between ENABLED and DISABLED_USER states 20088 // unless it is a test package. 20089 int oldState = pkgSetting.getEnabled(userId); 20090 if (className == null 20091 && 20092 (oldState == COMPONENT_ENABLED_STATE_DISABLED_USER 20093 || oldState == COMPONENT_ENABLED_STATE_DEFAULT 20094 || oldState == COMPONENT_ENABLED_STATE_ENABLED) 20095 && 20096 (newState == COMPONENT_ENABLED_STATE_DISABLED_USER 20097 || newState == COMPONENT_ENABLED_STATE_DEFAULT 20098 || newState == COMPONENT_ENABLED_STATE_ENABLED)) { 20099 // ok 20100 } else { 20101 throw new SecurityException( 20102 "Shell cannot change component state for " + packageName + "/" 20103 + className + " to " + newState); 20104 } 20105 } 20106 if (className == null) { 20107 // We're dealing with an application/package level state change 20108 if (pkgSetting.getEnabled(userId) == newState) { 20109 // Nothing to do 20110 return; 20111 } 20112 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 20113 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 20114 // Don't care about who enables an app. 20115 callingPackage = null; 20116 } 20117 pkgSetting.setEnabled(newState, userId, callingPackage); 20118 // pkgSetting.pkg.mSetEnabled = newState; 20119 } else { 20120 // We're dealing with a component level state change 20121 // First, verify that this is a valid class name. 20122 PackageParser.Package pkg = pkgSetting.pkg; 20123 if (pkg == null || !pkg.hasComponentClassName(className)) { 20124 if (pkg != null && 20125 pkg.applicationInfo.targetSdkVersion >= 20126 Build.VERSION_CODES.JELLY_BEAN) { 20127 throw new IllegalArgumentException("Component class " + className 20128 + " does not exist in " + packageName); 20129 } else { 20130 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 20131 + className + " does not exist in " + packageName); 20132 } 20133 } 20134 switch (newState) { 20135 case COMPONENT_ENABLED_STATE_ENABLED: 20136 if (!pkgSetting.enableComponentLPw(className, userId)) { 20137 return; 20138 } 20139 break; 20140 case COMPONENT_ENABLED_STATE_DISABLED: 20141 if (!pkgSetting.disableComponentLPw(className, userId)) { 20142 return; 20143 } 20144 break; 20145 case COMPONENT_ENABLED_STATE_DEFAULT: 20146 if (!pkgSetting.restoreComponentLPw(className, userId)) { 20147 return; 20148 } 20149 break; 20150 default: 20151 Slog.e(TAG, "Invalid new component state: " + newState); 20152 return; 20153 } 20154 } 20155 scheduleWritePackageRestrictionsLocked(userId); 20156 updateSequenceNumberLP(packageName, new int[] { userId }); 20157 final long callingId = Binder.clearCallingIdentity(); 20158 try { 20159 updateInstantAppInstallerLocked(packageName); 20160 } finally { 20161 Binder.restoreCallingIdentity(callingId); 20162 } 20163 components = mPendingBroadcasts.get(userId, packageName); 20164 final boolean newPackage = components == null; 20165 if (newPackage) { 20166 components = new ArrayList<String>(); 20167 } 20168 if (!components.contains(componentName)) { 20169 components.add(componentName); 20170 } 20171 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 20172 sendNow = true; 20173 // Purge entry from pending broadcast list if another one exists already 20174 // since we are sending one right away. 20175 mPendingBroadcasts.remove(userId, packageName); 20176 } else { 20177 if (newPackage) { 20178 mPendingBroadcasts.put(userId, packageName, components); 20179 } 20180 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 20181 // Schedule a message 20182 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 20183 } 20184 } 20185 } 20186 20187 long callingId = Binder.clearCallingIdentity(); 20188 try { 20189 if (sendNow) { 20190 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 20191 sendPackageChangedBroadcast(packageName, 20192 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 20193 } 20194 } finally { 20195 Binder.restoreCallingIdentity(callingId); 20196 } 20197 } 20198 20199 @Override 20200 public void flushPackageRestrictionsAsUser(int userId) { 20201 if (!sUserManager.exists(userId)) { 20202 return; 20203 } 20204 enforceCrossUserPermission(Binder.getCallingUid(), userId, false /* requireFullPermission*/, 20205 false /* checkShell */, "flushPackageRestrictions"); 20206 synchronized (mPackages) { 20207 mSettings.writePackageRestrictionsLPr(userId); 20208 mDirtyUsers.remove(userId); 20209 if (mDirtyUsers.isEmpty()) { 20210 mHandler.removeMessages(WRITE_PACKAGE_RESTRICTIONS); 20211 } 20212 } 20213 } 20214 20215 private void sendPackageChangedBroadcast(String packageName, 20216 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 20217 if (DEBUG_INSTALL) 20218 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 20219 + componentNames); 20220 Bundle extras = new Bundle(4); 20221 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 20222 String nameList[] = new String[componentNames.size()]; 20223 componentNames.toArray(nameList); 20224 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 20225 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 20226 extras.putInt(Intent.EXTRA_UID, packageUid); 20227 // If this is not reporting a change of the overall package, then only send it 20228 // to registered receivers. We don't want to launch a swath of apps for every 20229 // little component state change. 20230 final int flags = !componentNames.contains(packageName) 20231 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 20232 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 20233 new int[] {UserHandle.getUserId(packageUid)}); 20234 } 20235 20236 @Override 20237 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 20238 if (!sUserManager.exists(userId)) return; 20239 final int uid = Binder.getCallingUid(); 20240 final int permission = mContext.checkCallingOrSelfPermission( 20241 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 20242 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 20243 enforceCrossUserPermission(uid, userId, 20244 true /* requireFullPermission */, true /* checkShell */, "stop package"); 20245 // writer 20246 synchronized (mPackages) { 20247 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 20248 allowedByPermission, uid, userId)) { 20249 scheduleWritePackageRestrictionsLocked(userId); 20250 } 20251 } 20252 } 20253 20254 @Override 20255 public String getInstallerPackageName(String packageName) { 20256 // reader 20257 synchronized (mPackages) { 20258 return mSettings.getInstallerPackageNameLPr(packageName); 20259 } 20260 } 20261 20262 public boolean isOrphaned(String packageName) { 20263 // reader 20264 synchronized (mPackages) { 20265 return mSettings.isOrphaned(packageName); 20266 } 20267 } 20268 20269 @Override 20270 public int getApplicationEnabledSetting(String packageName, int userId) { 20271 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 20272 int uid = Binder.getCallingUid(); 20273 enforceCrossUserPermission(uid, userId, 20274 false /* requireFullPermission */, false /* checkShell */, "get enabled"); 20275 // reader 20276 synchronized (mPackages) { 20277 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 20278 } 20279 } 20280 20281 @Override 20282 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 20283 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 20284 int uid = Binder.getCallingUid(); 20285 enforceCrossUserPermission(uid, userId, 20286 false /* requireFullPermission */, false /* checkShell */, "get component enabled"); 20287 // reader 20288 synchronized (mPackages) { 20289 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 20290 } 20291 } 20292 20293 @Override 20294 public void enterSafeMode() { 20295 enforceSystemOrRoot("Only the system can request entering safe mode"); 20296 20297 if (!mSystemReady) { 20298 mSafeMode = true; 20299 } 20300 } 20301 20302 @Override 20303 public void systemReady() { 20304 mSystemReady = true; 20305 final ContentResolver resolver = mContext.getContentResolver(); 20306 ContentObserver co = new ContentObserver(mHandler) { 20307 @Override 20308 public void onChange(boolean selfChange) { 20309 mEphemeralAppsDisabled = 20310 (Global.getInt(resolver, Global.ENABLE_EPHEMERAL_FEATURE, 1) == 0) || 20311 (Secure.getInt(resolver, Secure.INSTANT_APPS_ENABLED, 1) == 0); 20312 } 20313 }; 20314 mContext.getContentResolver().registerContentObserver(android.provider.Settings.Global 20315 .getUriFor(Global.ENABLE_EPHEMERAL_FEATURE), 20316 false, co, UserHandle.USER_SYSTEM); 20317 mContext.getContentResolver().registerContentObserver(android.provider.Settings.Global 20318 .getUriFor(Secure.INSTANT_APPS_ENABLED), false, co, UserHandle.USER_SYSTEM); 20319 co.onChange(true); 20320 20321 // Disable any carrier apps. We do this very early in boot to prevent the apps from being 20322 // disabled after already being started. 20323 CarrierAppUtils.disableCarrierAppsUntilPrivileged(mContext.getOpPackageName(), this, 20324 mContext.getContentResolver(), UserHandle.USER_SYSTEM); 20325 20326 // Read the compatibilty setting when the system is ready. 20327 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 20328 mContext.getContentResolver(), 20329 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 20330 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 20331 if (DEBUG_SETTINGS) { 20332 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 20333 } 20334 20335 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 20336 20337 synchronized (mPackages) { 20338 // Verify that all of the preferred activity components actually 20339 // exist. It is possible for applications to be updated and at 20340 // that point remove a previously declared activity component that 20341 // had been set as a preferred activity. We try to clean this up 20342 // the next time we encounter that preferred activity, but it is 20343 // possible for the user flow to never be able to return to that 20344 // situation so here we do a sanity check to make sure we haven't 20345 // left any junk around. 20346 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 20347 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 20348 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 20349 removed.clear(); 20350 for (PreferredActivity pa : pir.filterSet()) { 20351 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 20352 removed.add(pa); 20353 } 20354 } 20355 if (removed.size() > 0) { 20356 for (int r=0; r<removed.size(); r++) { 20357 PreferredActivity pa = removed.get(r); 20358 Slog.w(TAG, "Removing dangling preferred activity: " 20359 + pa.mPref.mComponent); 20360 pir.removeFilter(pa); 20361 } 20362 mSettings.writePackageRestrictionsLPr( 20363 mSettings.mPreferredActivities.keyAt(i)); 20364 } 20365 } 20366 20367 for (int userId : UserManagerService.getInstance().getUserIds()) { 20368 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 20369 grantPermissionsUserIds = ArrayUtils.appendInt( 20370 grantPermissionsUserIds, userId); 20371 } 20372 } 20373 } 20374 sUserManager.systemReady(); 20375 20376 // If we upgraded grant all default permissions before kicking off. 20377 for (int userId : grantPermissionsUserIds) { 20378 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 20379 } 20380 20381 // If we did not grant default permissions, we preload from this the 20382 // default permission exceptions lazily to ensure we don't hit the 20383 // disk on a new user creation. 20384 if (grantPermissionsUserIds == EMPTY_INT_ARRAY) { 20385 mDefaultPermissionPolicy.scheduleReadDefaultPermissionExceptions(); 20386 } 20387 20388 // Kick off any messages waiting for system ready 20389 if (mPostSystemReadyMessages != null) { 20390 for (Message msg : mPostSystemReadyMessages) { 20391 msg.sendToTarget(); 20392 } 20393 mPostSystemReadyMessages = null; 20394 } 20395 20396 // Watch for external volumes that come and go over time 20397 final StorageManager storage = mContext.getSystemService(StorageManager.class); 20398 storage.registerListener(mStorageListener); 20399 20400 mInstallerService.systemReady(); 20401 mPackageDexOptimizer.systemReady(); 20402 20403 StorageManagerInternal StorageManagerInternal = LocalServices.getService( 20404 StorageManagerInternal.class); 20405 StorageManagerInternal.addExternalStoragePolicy( 20406 new StorageManagerInternal.ExternalStorageMountPolicy() { 20407 @Override 20408 public int getMountMode(int uid, String packageName) { 20409 if (Process.isIsolated(uid)) { 20410 return Zygote.MOUNT_EXTERNAL_NONE; 20411 } 20412 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 20413 return Zygote.MOUNT_EXTERNAL_DEFAULT; 20414 } 20415 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 20416 return Zygote.MOUNT_EXTERNAL_DEFAULT; 20417 } 20418 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 20419 return Zygote.MOUNT_EXTERNAL_READ; 20420 } 20421 return Zygote.MOUNT_EXTERNAL_WRITE; 20422 } 20423 20424 @Override 20425 public boolean hasExternalStorage(int uid, String packageName) { 20426 return true; 20427 } 20428 }); 20429 20430 // Now that we're mostly running, clean up stale users and apps 20431 sUserManager.reconcileUsers(StorageManager.UUID_PRIVATE_INTERNAL); 20432 reconcileApps(StorageManager.UUID_PRIVATE_INTERNAL); 20433 20434 if (mPrivappPermissionsViolations != null) { 20435 Slog.wtf(TAG,"Signature|privileged permissions not in " 20436 + "privapp-permissions whitelist: " + mPrivappPermissionsViolations); 20437 mPrivappPermissionsViolations = null; 20438 } 20439 } 20440 20441 public void waitForAppDataPrepared() { 20442 if (mPrepareAppDataFuture == null) { 20443 return; 20444 } 20445 ConcurrentUtils.waitForFutureNoInterrupt(mPrepareAppDataFuture, "wait for prepareAppData"); 20446 mPrepareAppDataFuture = null; 20447 } 20448 20449 @Override 20450 public boolean isSafeMode() { 20451 return mSafeMode; 20452 } 20453 20454 @Override 20455 public boolean hasSystemUidErrors() { 20456 return mHasSystemUidErrors; 20457 } 20458 20459 static String arrayToString(int[] array) { 20460 StringBuffer buf = new StringBuffer(128); 20461 buf.append('['); 20462 if (array != null) { 20463 for (int i=0; i<array.length; i++) { 20464 if (i > 0) buf.append(", "); 20465 buf.append(array[i]); 20466 } 20467 } 20468 buf.append(']'); 20469 return buf.toString(); 20470 } 20471 20472 static class DumpState { 20473 public static final int DUMP_LIBS = 1 << 0; 20474 public static final int DUMP_FEATURES = 1 << 1; 20475 public static final int DUMP_ACTIVITY_RESOLVERS = 1 << 2; 20476 public static final int DUMP_SERVICE_RESOLVERS = 1 << 3; 20477 public static final int DUMP_RECEIVER_RESOLVERS = 1 << 4; 20478 public static final int DUMP_CONTENT_RESOLVERS = 1 << 5; 20479 public static final int DUMP_PERMISSIONS = 1 << 6; 20480 public static final int DUMP_PACKAGES = 1 << 7; 20481 public static final int DUMP_SHARED_USERS = 1 << 8; 20482 public static final int DUMP_MESSAGES = 1 << 9; 20483 public static final int DUMP_PROVIDERS = 1 << 10; 20484 public static final int DUMP_VERIFIERS = 1 << 11; 20485 public static final int DUMP_PREFERRED = 1 << 12; 20486 public static final int DUMP_PREFERRED_XML = 1 << 13; 20487 public static final int DUMP_KEYSETS = 1 << 14; 20488 public static final int DUMP_VERSION = 1 << 15; 20489 public static final int DUMP_INSTALLS = 1 << 16; 20490 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 17; 20491 public static final int DUMP_DOMAIN_PREFERRED = 1 << 18; 20492 public static final int DUMP_FROZEN = 1 << 19; 20493 public static final int DUMP_DEXOPT = 1 << 20; 20494 public static final int DUMP_COMPILER_STATS = 1 << 21; 20495 public static final int DUMP_ENABLED_OVERLAYS = 1 << 22; 20496 20497 public static final int OPTION_SHOW_FILTERS = 1 << 0; 20498 20499 private int mTypes; 20500 20501 private int mOptions; 20502 20503 private boolean mTitlePrinted; 20504 20505 private SharedUserSetting mSharedUser; 20506 20507 public boolean isDumping(int type) { 20508 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 20509 return true; 20510 } 20511 20512 return (mTypes & type) != 0; 20513 } 20514 20515 public void setDump(int type) { 20516 mTypes |= type; 20517 } 20518 20519 public boolean isOptionEnabled(int option) { 20520 return (mOptions & option) != 0; 20521 } 20522 20523 public void setOptionEnabled(int option) { 20524 mOptions |= option; 20525 } 20526 20527 public boolean onTitlePrinted() { 20528 final boolean printed = mTitlePrinted; 20529 mTitlePrinted = true; 20530 return printed; 20531 } 20532 20533 public boolean getTitlePrinted() { 20534 return mTitlePrinted; 20535 } 20536 20537 public void setTitlePrinted(boolean enabled) { 20538 mTitlePrinted = enabled; 20539 } 20540 20541 public SharedUserSetting getSharedUser() { 20542 return mSharedUser; 20543 } 20544 20545 public void setSharedUser(SharedUserSetting user) { 20546 mSharedUser = user; 20547 } 20548 } 20549 20550 @Override 20551 public void onShellCommand(FileDescriptor in, FileDescriptor out, 20552 FileDescriptor err, String[] args, ShellCallback callback, 20553 ResultReceiver resultReceiver) { 20554 (new PackageManagerShellCommand(this)).exec( 20555 this, in, out, err, args, callback, resultReceiver); 20556 } 20557 20558 @Override 20559 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 20560 if (!DumpUtils.checkDumpAndUsageStatsPermission(mContext, TAG, pw)) return; 20561 20562 DumpState dumpState = new DumpState(); 20563 boolean fullPreferred = false; 20564 boolean checkin = false; 20565 20566 String packageName = null; 20567 ArraySet<String> permissionNames = null; 20568 20569 int opti = 0; 20570 while (opti < args.length) { 20571 String opt = args[opti]; 20572 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 20573 break; 20574 } 20575 opti++; 20576 20577 if ("-a".equals(opt)) { 20578 // Right now we only know how to print all. 20579 } else if ("-h".equals(opt)) { 20580 pw.println("Package manager dump options:"); 20581 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 20582 pw.println(" --checkin: dump for a checkin"); 20583 pw.println(" -f: print details of intent filters"); 20584 pw.println(" -h: print this help"); 20585 pw.println(" cmd may be one of:"); 20586 pw.println(" l[ibraries]: list known shared libraries"); 20587 pw.println(" f[eatures]: list device features"); 20588 pw.println(" k[eysets]: print known keysets"); 20589 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 20590 pw.println(" perm[issions]: dump permissions"); 20591 pw.println(" permission [name ...]: dump declaration and use of given permission"); 20592 pw.println(" pref[erred]: print preferred package settings"); 20593 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 20594 pw.println(" prov[iders]: dump content providers"); 20595 pw.println(" p[ackages]: dump installed packages"); 20596 pw.println(" s[hared-users]: dump shared user IDs"); 20597 pw.println(" m[essages]: print collected runtime messages"); 20598 pw.println(" v[erifiers]: print package verifier info"); 20599 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 20600 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 20601 pw.println(" version: print database version info"); 20602 pw.println(" write: write current settings now"); 20603 pw.println(" installs: details about install sessions"); 20604 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 20605 pw.println(" dexopt: dump dexopt state"); 20606 pw.println(" compiler-stats: dump compiler statistics"); 20607 pw.println(" enabled-overlays: dump list of enabled overlay packages"); 20608 pw.println(" <package.name>: info about given package"); 20609 return; 20610 } else if ("--checkin".equals(opt)) { 20611 checkin = true; 20612 } else if ("-f".equals(opt)) { 20613 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 20614 } else if ("--proto".equals(opt)) { 20615 dumpProto(fd); 20616 return; 20617 } else { 20618 pw.println("Unknown argument: " + opt + "; use -h for help"); 20619 } 20620 } 20621 20622 // Is the caller requesting to dump a particular piece of data? 20623 if (opti < args.length) { 20624 String cmd = args[opti]; 20625 opti++; 20626 // Is this a package name? 20627 if ("android".equals(cmd) || cmd.contains(".")) { 20628 packageName = cmd; 20629 // When dumping a single package, we always dump all of its 20630 // filter information since the amount of data will be reasonable. 20631 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 20632 } else if ("check-permission".equals(cmd)) { 20633 if (opti >= args.length) { 20634 pw.println("Error: check-permission missing permission argument"); 20635 return; 20636 } 20637 String perm = args[opti]; 20638 opti++; 20639 if (opti >= args.length) { 20640 pw.println("Error: check-permission missing package argument"); 20641 return; 20642 } 20643 20644 String pkg = args[opti]; 20645 opti++; 20646 int user = UserHandle.getUserId(Binder.getCallingUid()); 20647 if (opti < args.length) { 20648 try { 20649 user = Integer.parseInt(args[opti]); 20650 } catch (NumberFormatException e) { 20651 pw.println("Error: check-permission user argument is not a number: " 20652 + args[opti]); 20653 return; 20654 } 20655 } 20656 20657 // Normalize package name to handle renamed packages and static libs 20658 pkg = resolveInternalPackageNameLPr(pkg, PackageManager.VERSION_CODE_HIGHEST); 20659 20660 pw.println(checkPermission(perm, pkg, user)); 20661 return; 20662 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 20663 dumpState.setDump(DumpState.DUMP_LIBS); 20664 } else if ("f".equals(cmd) || "features".equals(cmd)) { 20665 dumpState.setDump(DumpState.DUMP_FEATURES); 20666 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 20667 if (opti >= args.length) { 20668 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 20669 | DumpState.DUMP_SERVICE_RESOLVERS 20670 | DumpState.DUMP_RECEIVER_RESOLVERS 20671 | DumpState.DUMP_CONTENT_RESOLVERS); 20672 } else { 20673 while (opti < args.length) { 20674 String name = args[opti]; 20675 if ("a".equals(name) || "activity".equals(name)) { 20676 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 20677 } else if ("s".equals(name) || "service".equals(name)) { 20678 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 20679 } else if ("r".equals(name) || "receiver".equals(name)) { 20680 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 20681 } else if ("c".equals(name) || "content".equals(name)) { 20682 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 20683 } else { 20684 pw.println("Error: unknown resolver table type: " + name); 20685 return; 20686 } 20687 opti++; 20688 } 20689 } 20690 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 20691 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 20692 } else if ("permission".equals(cmd)) { 20693 if (opti >= args.length) { 20694 pw.println("Error: permission requires permission name"); 20695 return; 20696 } 20697 permissionNames = new ArraySet<>(); 20698 while (opti < args.length) { 20699 permissionNames.add(args[opti]); 20700 opti++; 20701 } 20702 dumpState.setDump(DumpState.DUMP_PERMISSIONS 20703 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 20704 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 20705 dumpState.setDump(DumpState.DUMP_PREFERRED); 20706 } else if ("preferred-xml".equals(cmd)) { 20707 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 20708 if (opti < args.length && "--full".equals(args[opti])) { 20709 fullPreferred = true; 20710 opti++; 20711 } 20712 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 20713 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 20714 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 20715 dumpState.setDump(DumpState.DUMP_PACKAGES); 20716 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 20717 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 20718 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 20719 dumpState.setDump(DumpState.DUMP_PROVIDERS); 20720 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 20721 dumpState.setDump(DumpState.DUMP_MESSAGES); 20722 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 20723 dumpState.setDump(DumpState.DUMP_VERIFIERS); 20724 } else if ("i".equals(cmd) || "ifv".equals(cmd) 20725 || "intent-filter-verifiers".equals(cmd)) { 20726 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 20727 } else if ("version".equals(cmd)) { 20728 dumpState.setDump(DumpState.DUMP_VERSION); 20729 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 20730 dumpState.setDump(DumpState.DUMP_KEYSETS); 20731 } else if ("installs".equals(cmd)) { 20732 dumpState.setDump(DumpState.DUMP_INSTALLS); 20733 } else if ("frozen".equals(cmd)) { 20734 dumpState.setDump(DumpState.DUMP_FROZEN); 20735 } else if ("dexopt".equals(cmd)) { 20736 dumpState.setDump(DumpState.DUMP_DEXOPT); 20737 } else if ("compiler-stats".equals(cmd)) { 20738 dumpState.setDump(DumpState.DUMP_COMPILER_STATS); 20739 } else if ("enabled-overlays".equals(cmd)) { 20740 dumpState.setDump(DumpState.DUMP_ENABLED_OVERLAYS); 20741 } else if ("write".equals(cmd)) { 20742 synchronized (mPackages) { 20743 mSettings.writeLPr(); 20744 pw.println("Settings written."); 20745 return; 20746 } 20747 } 20748 } 20749 20750 if (checkin) { 20751 pw.println("vers,1"); 20752 } 20753 20754 // reader 20755 synchronized (mPackages) { 20756 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 20757 if (!checkin) { 20758 if (dumpState.onTitlePrinted()) 20759 pw.println(); 20760 pw.println("Database versions:"); 20761 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 20762 } 20763 } 20764 20765 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 20766 if (!checkin) { 20767 if (dumpState.onTitlePrinted()) 20768 pw.println(); 20769 pw.println("Verifiers:"); 20770 pw.print(" Required: "); 20771 pw.print(mRequiredVerifierPackage); 20772 pw.print(" (uid="); 20773 pw.print(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 20774 UserHandle.USER_SYSTEM)); 20775 pw.println(")"); 20776 } else if (mRequiredVerifierPackage != null) { 20777 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 20778 pw.print(","); 20779 pw.println(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 20780 UserHandle.USER_SYSTEM)); 20781 } 20782 } 20783 20784 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 20785 packageName == null) { 20786 if (mIntentFilterVerifierComponent != null) { 20787 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 20788 if (!checkin) { 20789 if (dumpState.onTitlePrinted()) 20790 pw.println(); 20791 pw.println("Intent Filter Verifier:"); 20792 pw.print(" Using: "); 20793 pw.print(verifierPackageName); 20794 pw.print(" (uid="); 20795 pw.print(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 20796 UserHandle.USER_SYSTEM)); 20797 pw.println(")"); 20798 } else if (verifierPackageName != null) { 20799 pw.print("ifv,"); pw.print(verifierPackageName); 20800 pw.print(","); 20801 pw.println(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 20802 UserHandle.USER_SYSTEM)); 20803 } 20804 } else { 20805 pw.println(); 20806 pw.println("No Intent Filter Verifier available!"); 20807 } 20808 } 20809 20810 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 20811 boolean printedHeader = false; 20812 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 20813 while (it.hasNext()) { 20814 String libName = it.next(); 20815 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(libName); 20816 if (versionedLib == null) { 20817 continue; 20818 } 20819 final int versionCount = versionedLib.size(); 20820 for (int i = 0; i < versionCount; i++) { 20821 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 20822 if (!checkin) { 20823 if (!printedHeader) { 20824 if (dumpState.onTitlePrinted()) 20825 pw.println(); 20826 pw.println("Libraries:"); 20827 printedHeader = true; 20828 } 20829 pw.print(" "); 20830 } else { 20831 pw.print("lib,"); 20832 } 20833 pw.print(libEntry.info.getName()); 20834 if (libEntry.info.isStatic()) { 20835 pw.print(" version=" + libEntry.info.getVersion()); 20836 } 20837 if (!checkin) { 20838 pw.print(" -> "); 20839 } 20840 if (libEntry.path != null) { 20841 pw.print(" (jar) "); 20842 pw.print(libEntry.path); 20843 } else { 20844 pw.print(" (apk) "); 20845 pw.print(libEntry.apk); 20846 } 20847 pw.println(); 20848 } 20849 } 20850 } 20851 20852 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 20853 if (dumpState.onTitlePrinted()) 20854 pw.println(); 20855 if (!checkin) { 20856 pw.println("Features:"); 20857 } 20858 20859 synchronized (mAvailableFeatures) { 20860 for (FeatureInfo feat : mAvailableFeatures.values()) { 20861 if (checkin) { 20862 pw.print("feat,"); 20863 pw.print(feat.name); 20864 pw.print(","); 20865 pw.println(feat.version); 20866 } else { 20867 pw.print(" "); 20868 pw.print(feat.name); 20869 if (feat.version > 0) { 20870 pw.print(" version="); 20871 pw.print(feat.version); 20872 } 20873 pw.println(); 20874 } 20875 } 20876 } 20877 } 20878 20879 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 20880 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 20881 : "Activity Resolver Table:", " ", packageName, 20882 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20883 dumpState.setTitlePrinted(true); 20884 } 20885 } 20886 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 20887 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 20888 : "Receiver Resolver Table:", " ", packageName, 20889 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20890 dumpState.setTitlePrinted(true); 20891 } 20892 } 20893 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 20894 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 20895 : "Service Resolver Table:", " ", packageName, 20896 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20897 dumpState.setTitlePrinted(true); 20898 } 20899 } 20900 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 20901 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 20902 : "Provider Resolver Table:", " ", packageName, 20903 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20904 dumpState.setTitlePrinted(true); 20905 } 20906 } 20907 20908 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 20909 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 20910 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 20911 int user = mSettings.mPreferredActivities.keyAt(i); 20912 if (pir.dump(pw, 20913 dumpState.getTitlePrinted() 20914 ? "\nPreferred Activities User " + user + ":" 20915 : "Preferred Activities User " + user + ":", " ", 20916 packageName, true, false)) { 20917 dumpState.setTitlePrinted(true); 20918 } 20919 } 20920 } 20921 20922 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 20923 pw.flush(); 20924 FileOutputStream fout = new FileOutputStream(fd); 20925 BufferedOutputStream str = new BufferedOutputStream(fout); 20926 XmlSerializer serializer = new FastXmlSerializer(); 20927 try { 20928 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 20929 serializer.startDocument(null, true); 20930 serializer.setFeature( 20931 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 20932 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 20933 serializer.endDocument(); 20934 serializer.flush(); 20935 } catch (IllegalArgumentException e) { 20936 pw.println("Failed writing: " + e); 20937 } catch (IllegalStateException e) { 20938 pw.println("Failed writing: " + e); 20939 } catch (IOException e) { 20940 pw.println("Failed writing: " + e); 20941 } 20942 } 20943 20944 if (!checkin 20945 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 20946 && packageName == null) { 20947 pw.println(); 20948 int count = mSettings.mPackages.size(); 20949 if (count == 0) { 20950 pw.println("No applications!"); 20951 pw.println(); 20952 } else { 20953 final String prefix = " "; 20954 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 20955 if (allPackageSettings.size() == 0) { 20956 pw.println("No domain preferred apps!"); 20957 pw.println(); 20958 } else { 20959 pw.println("App verification status:"); 20960 pw.println(); 20961 count = 0; 20962 for (PackageSetting ps : allPackageSettings) { 20963 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 20964 if (ivi == null || ivi.getPackageName() == null) continue; 20965 pw.println(prefix + "Package: " + ivi.getPackageName()); 20966 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 20967 pw.println(prefix + "Status: " + ivi.getStatusString()); 20968 pw.println(); 20969 count++; 20970 } 20971 if (count == 0) { 20972 pw.println(prefix + "No app verification established."); 20973 pw.println(); 20974 } 20975 for (int userId : sUserManager.getUserIds()) { 20976 pw.println("App linkages for user " + userId + ":"); 20977 pw.println(); 20978 count = 0; 20979 for (PackageSetting ps : allPackageSettings) { 20980 final long status = ps.getDomainVerificationStatusForUser(userId); 20981 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 20982 && !DEBUG_DOMAIN_VERIFICATION) { 20983 continue; 20984 } 20985 pw.println(prefix + "Package: " + ps.name); 20986 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 20987 String statusStr = IntentFilterVerificationInfo. 20988 getStatusStringFromValue(status); 20989 pw.println(prefix + "Status: " + statusStr); 20990 pw.println(); 20991 count++; 20992 } 20993 if (count == 0) { 20994 pw.println(prefix + "No configured app linkages."); 20995 pw.println(); 20996 } 20997 } 20998 } 20999 } 21000 } 21001 21002 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 21003 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 21004 if (packageName == null && permissionNames == null) { 21005 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 21006 if (iperm == 0) { 21007 if (dumpState.onTitlePrinted()) 21008 pw.println(); 21009 pw.println("AppOp Permissions:"); 21010 } 21011 pw.print(" AppOp Permission "); 21012 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 21013 pw.println(":"); 21014 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 21015 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 21016 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 21017 } 21018 } 21019 } 21020 } 21021 21022 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 21023 boolean printedSomething = false; 21024 for (PackageParser.Provider p : mProviders.mProviders.values()) { 21025 if (packageName != null && !packageName.equals(p.info.packageName)) { 21026 continue; 21027 } 21028 if (!printedSomething) { 21029 if (dumpState.onTitlePrinted()) 21030 pw.println(); 21031 pw.println("Registered ContentProviders:"); 21032 printedSomething = true; 21033 } 21034 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 21035 pw.print(" "); pw.println(p.toString()); 21036 } 21037 printedSomething = false; 21038 for (Map.Entry<String, PackageParser.Provider> entry : 21039 mProvidersByAuthority.entrySet()) { 21040 PackageParser.Provider p = entry.getValue(); 21041 if (packageName != null && !packageName.equals(p.info.packageName)) { 21042 continue; 21043 } 21044 if (!printedSomething) { 21045 if (dumpState.onTitlePrinted()) 21046 pw.println(); 21047 pw.println("ContentProvider Authorities:"); 21048 printedSomething = true; 21049 } 21050 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 21051 pw.print(" "); pw.println(p.toString()); 21052 if (p.info != null && p.info.applicationInfo != null) { 21053 final String appInfo = p.info.applicationInfo.toString(); 21054 pw.print(" applicationInfo="); pw.println(appInfo); 21055 } 21056 } 21057 } 21058 21059 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 21060 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 21061 } 21062 21063 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 21064 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 21065 } 21066 21067 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 21068 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 21069 } 21070 21071 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS) && packageName == null) { 21072 mSettings.dumpRestoredPermissionGrantsLPr(pw, dumpState); 21073 } 21074 21075 if (!checkin && dumpState.isDumping(DumpState.DUMP_FROZEN) && packageName == null) { 21076 // XXX should handle packageName != null by dumping only install data that 21077 // the given package is involved with. 21078 if (dumpState.onTitlePrinted()) pw.println(); 21079 21080 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 21081 ipw.println(); 21082 ipw.println("Frozen packages:"); 21083 ipw.increaseIndent(); 21084 if (mFrozenPackages.size() == 0) { 21085 ipw.println("(none)"); 21086 } else { 21087 for (int i = 0; i < mFrozenPackages.size(); i++) { 21088 ipw.println(mFrozenPackages.valueAt(i)); 21089 } 21090 } 21091 ipw.decreaseIndent(); 21092 } 21093 21094 if (!checkin && dumpState.isDumping(DumpState.DUMP_DEXOPT)) { 21095 if (dumpState.onTitlePrinted()) pw.println(); 21096 dumpDexoptStateLPr(pw, packageName); 21097 } 21098 21099 if (!checkin && dumpState.isDumping(DumpState.DUMP_COMPILER_STATS)) { 21100 if (dumpState.onTitlePrinted()) pw.println(); 21101 dumpCompilerStatsLPr(pw, packageName); 21102 } 21103 21104 if (!checkin && dumpState.isDumping(DumpState.DUMP_ENABLED_OVERLAYS)) { 21105 if (dumpState.onTitlePrinted()) pw.println(); 21106 dumpEnabledOverlaysLPr(pw); 21107 } 21108 21109 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 21110 if (dumpState.onTitlePrinted()) pw.println(); 21111 mSettings.dumpReadMessagesLPr(pw, dumpState); 21112 21113 pw.println(); 21114 pw.println("Package warning messages:"); 21115 BufferedReader in = null; 21116 String line = null; 21117 try { 21118 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 21119 while ((line = in.readLine()) != null) { 21120 if (line.contains("ignored: updated version")) continue; 21121 pw.println(line); 21122 } 21123 } catch (IOException ignored) { 21124 } finally { 21125 IoUtils.closeQuietly(in); 21126 } 21127 } 21128 21129 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 21130 BufferedReader in = null; 21131 String line = null; 21132 try { 21133 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 21134 while ((line = in.readLine()) != null) { 21135 if (line.contains("ignored: updated version")) continue; 21136 pw.print("msg,"); 21137 pw.println(line); 21138 } 21139 } catch (IOException ignored) { 21140 } finally { 21141 IoUtils.closeQuietly(in); 21142 } 21143 } 21144 } 21145 21146 // PackageInstaller should be called outside of mPackages lock 21147 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 21148 // XXX should handle packageName != null by dumping only install data that 21149 // the given package is involved with. 21150 if (dumpState.onTitlePrinted()) pw.println(); 21151 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 21152 } 21153 } 21154 21155 private void dumpProto(FileDescriptor fd) { 21156 final ProtoOutputStream proto = new ProtoOutputStream(fd); 21157 21158 synchronized (mPackages) { 21159 final long requiredVerifierPackageToken = 21160 proto.start(PackageServiceDumpProto.REQUIRED_VERIFIER_PACKAGE); 21161 proto.write(PackageServiceDumpProto.PackageShortProto.NAME, mRequiredVerifierPackage); 21162 proto.write( 21163 PackageServiceDumpProto.PackageShortProto.UID, 21164 getPackageUid( 21165 mRequiredVerifierPackage, 21166 MATCH_DEBUG_TRIAGED_MISSING, 21167 UserHandle.USER_SYSTEM)); 21168 proto.end(requiredVerifierPackageToken); 21169 21170 if (mIntentFilterVerifierComponent != null) { 21171 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 21172 final long verifierPackageToken = 21173 proto.start(PackageServiceDumpProto.VERIFIER_PACKAGE); 21174 proto.write(PackageServiceDumpProto.PackageShortProto.NAME, verifierPackageName); 21175 proto.write( 21176 PackageServiceDumpProto.PackageShortProto.UID, 21177 getPackageUid( 21178 verifierPackageName, 21179 MATCH_DEBUG_TRIAGED_MISSING, 21180 UserHandle.USER_SYSTEM)); 21181 proto.end(verifierPackageToken); 21182 } 21183 21184 dumpSharedLibrariesProto(proto); 21185 dumpFeaturesProto(proto); 21186 mSettings.dumpPackagesProto(proto); 21187 mSettings.dumpSharedUsersProto(proto); 21188 dumpMessagesProto(proto); 21189 } 21190 proto.flush(); 21191 } 21192 21193 private void dumpMessagesProto(ProtoOutputStream proto) { 21194 BufferedReader in = null; 21195 String line = null; 21196 try { 21197 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 21198 while ((line = in.readLine()) != null) { 21199 if (line.contains("ignored: updated version")) continue; 21200 proto.write(PackageServiceDumpProto.MESSAGES, line); 21201 } 21202 } catch (IOException ignored) { 21203 } finally { 21204 IoUtils.closeQuietly(in); 21205 } 21206 } 21207 21208 private void dumpFeaturesProto(ProtoOutputStream proto) { 21209 synchronized (mAvailableFeatures) { 21210 final int count = mAvailableFeatures.size(); 21211 for (int i = 0; i < count; i++) { 21212 final FeatureInfo feat = mAvailableFeatures.valueAt(i); 21213 final long featureToken = proto.start(PackageServiceDumpProto.FEATURES); 21214 proto.write(PackageServiceDumpProto.FeatureProto.NAME, feat.name); 21215 proto.write(PackageServiceDumpProto.FeatureProto.VERSION, feat.version); 21216 proto.end(featureToken); 21217 } 21218 } 21219 } 21220 21221 private void dumpSharedLibrariesProto(ProtoOutputStream proto) { 21222 final int count = mSharedLibraries.size(); 21223 for (int i = 0; i < count; i++) { 21224 final String libName = mSharedLibraries.keyAt(i); 21225 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(libName); 21226 if (versionedLib == null) { 21227 continue; 21228 } 21229 final int versionCount = versionedLib.size(); 21230 for (int j = 0; j < versionCount; j++) { 21231 final SharedLibraryEntry libEntry = versionedLib.valueAt(j); 21232 final long sharedLibraryToken = 21233 proto.start(PackageServiceDumpProto.SHARED_LIBRARIES); 21234 proto.write(PackageServiceDumpProto.SharedLibraryProto.NAME, libEntry.info.getName()); 21235 final boolean isJar = (libEntry.path != null); 21236 proto.write(PackageServiceDumpProto.SharedLibraryProto.IS_JAR, isJar); 21237 if (isJar) { 21238 proto.write(PackageServiceDumpProto.SharedLibraryProto.PATH, libEntry.path); 21239 } else { 21240 proto.write(PackageServiceDumpProto.SharedLibraryProto.APK, libEntry.apk); 21241 } 21242 proto.end(sharedLibraryToken); 21243 } 21244 } 21245 } 21246 21247 private void dumpDexoptStateLPr(PrintWriter pw, String packageName) { 21248 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 21249 ipw.println(); 21250 ipw.println("Dexopt state:"); 21251 ipw.increaseIndent(); 21252 Collection<PackageParser.Package> packages = null; 21253 if (packageName != null) { 21254 PackageParser.Package targetPackage = mPackages.get(packageName); 21255 if (targetPackage != null) { 21256 packages = Collections.singletonList(targetPackage); 21257 } else { 21258 ipw.println("Unable to find package: " + packageName); 21259 return; 21260 } 21261 } else { 21262 packages = mPackages.values(); 21263 } 21264 21265 for (PackageParser.Package pkg : packages) { 21266 ipw.println("[" + pkg.packageName + "]"); 21267 ipw.increaseIndent(); 21268 mPackageDexOptimizer.dumpDexoptState(ipw, pkg); 21269 ipw.decreaseIndent(); 21270 } 21271 } 21272 21273 private void dumpCompilerStatsLPr(PrintWriter pw, String packageName) { 21274 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 21275 ipw.println(); 21276 ipw.println("Compiler stats:"); 21277 ipw.increaseIndent(); 21278 Collection<PackageParser.Package> packages = null; 21279 if (packageName != null) { 21280 PackageParser.Package targetPackage = mPackages.get(packageName); 21281 if (targetPackage != null) { 21282 packages = Collections.singletonList(targetPackage); 21283 } else { 21284 ipw.println("Unable to find package: " + packageName); 21285 return; 21286 } 21287 } else { 21288 packages = mPackages.values(); 21289 } 21290 21291 for (PackageParser.Package pkg : packages) { 21292 ipw.println("[" + pkg.packageName + "]"); 21293 ipw.increaseIndent(); 21294 21295 CompilerStats.PackageStats stats = getCompilerPackageStats(pkg.packageName); 21296 if (stats == null) { 21297 ipw.println("(No recorded stats)"); 21298 } else { 21299 stats.dump(ipw); 21300 } 21301 ipw.decreaseIndent(); 21302 } 21303 } 21304 21305 private void dumpEnabledOverlaysLPr(PrintWriter pw) { 21306 pw.println("Enabled overlay paths:"); 21307 final int N = mEnabledOverlayPaths.size(); 21308 for (int i = 0; i < N; i++) { 21309 final int userId = mEnabledOverlayPaths.keyAt(i); 21310 pw.println(String.format(" User %d:", userId)); 21311 final ArrayMap<String, ArrayList<String>> userSpecificOverlays = 21312 mEnabledOverlayPaths.valueAt(i); 21313 final int M = userSpecificOverlays.size(); 21314 for (int j = 0; j < M; j++) { 21315 final String targetPackageName = userSpecificOverlays.keyAt(j); 21316 final ArrayList<String> overlayPackagePaths = userSpecificOverlays.valueAt(j); 21317 pw.println(String.format(" %s: %s", targetPackageName, overlayPackagePaths)); 21318 } 21319 } 21320 } 21321 21322 private String dumpDomainString(String packageName) { 21323 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName) 21324 .getList(); 21325 List<IntentFilter> filters = getAllIntentFilters(packageName).getList(); 21326 21327 ArraySet<String> result = new ArraySet<>(); 21328 if (iviList.size() > 0) { 21329 for (IntentFilterVerificationInfo ivi : iviList) { 21330 for (String host : ivi.getDomains()) { 21331 result.add(host); 21332 } 21333 } 21334 } 21335 if (filters != null && filters.size() > 0) { 21336 for (IntentFilter filter : filters) { 21337 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 21338 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 21339 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 21340 result.addAll(filter.getHostsList()); 21341 } 21342 } 21343 } 21344 21345 StringBuilder sb = new StringBuilder(result.size() * 16); 21346 for (String domain : result) { 21347 if (sb.length() > 0) sb.append(" "); 21348 sb.append(domain); 21349 } 21350 return sb.toString(); 21351 } 21352 21353 // ------- apps on sdcard specific code ------- 21354 static final boolean DEBUG_SD_INSTALL = false; 21355 21356 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 21357 21358 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 21359 21360 private boolean mMediaMounted = false; 21361 21362 static String getEncryptKey() { 21363 try { 21364 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 21365 SD_ENCRYPTION_KEYSTORE_NAME); 21366 if (sdEncKey == null) { 21367 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 21368 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 21369 if (sdEncKey == null) { 21370 Slog.e(TAG, "Failed to create encryption keys"); 21371 return null; 21372 } 21373 } 21374 return sdEncKey; 21375 } catch (NoSuchAlgorithmException nsae) { 21376 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 21377 return null; 21378 } catch (IOException ioe) { 21379 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 21380 return null; 21381 } 21382 } 21383 21384 /* 21385 * Update media status on PackageManager. 21386 */ 21387 @Override 21388 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 21389 int callingUid = Binder.getCallingUid(); 21390 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 21391 throw new SecurityException("Media status can only be updated by the system"); 21392 } 21393 // reader; this apparently protects mMediaMounted, but should probably 21394 // be a different lock in that case. 21395 synchronized (mPackages) { 21396 Log.i(TAG, "Updating external media status from " 21397 + (mMediaMounted ? "mounted" : "unmounted") + " to " 21398 + (mediaStatus ? "mounted" : "unmounted")); 21399 if (DEBUG_SD_INSTALL) 21400 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 21401 + ", mMediaMounted=" + mMediaMounted); 21402 if (mediaStatus == mMediaMounted) { 21403 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 21404 : 0, -1); 21405 mHandler.sendMessage(msg); 21406 return; 21407 } 21408 mMediaMounted = mediaStatus; 21409 } 21410 // Queue up an async operation since the package installation may take a 21411 // little while. 21412 mHandler.post(new Runnable() { 21413 public void run() { 21414 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 21415 } 21416 }); 21417 } 21418 21419 /** 21420 * Called by StorageManagerService when the initial ASECs to scan are available. 21421 * Should block until all the ASEC containers are finished being scanned. 21422 */ 21423 public void scanAvailableAsecs() { 21424 updateExternalMediaStatusInner(true, false, false); 21425 } 21426 21427 /* 21428 * Collect information of applications on external media, map them against 21429 * existing containers and update information based on current mount status. 21430 * Please note that we always have to report status if reportStatus has been 21431 * set to true especially when unloading packages. 21432 */ 21433 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 21434 boolean externalStorage) { 21435 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 21436 int[] uidArr = EmptyArray.INT; 21437 21438 final String[] list = PackageHelper.getSecureContainerList(); 21439 if (ArrayUtils.isEmpty(list)) { 21440 Log.i(TAG, "No secure containers found"); 21441 } else { 21442 // Process list of secure containers and categorize them 21443 // as active or stale based on their package internal state. 21444 21445 // reader 21446 synchronized (mPackages) { 21447 for (String cid : list) { 21448 // Leave stages untouched for now; installer service owns them 21449 if (PackageInstallerService.isStageName(cid)) continue; 21450 21451 if (DEBUG_SD_INSTALL) 21452 Log.i(TAG, "Processing container " + cid); 21453 String pkgName = getAsecPackageName(cid); 21454 if (pkgName == null) { 21455 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 21456 continue; 21457 } 21458 if (DEBUG_SD_INSTALL) 21459 Log.i(TAG, "Looking for pkg : " + pkgName); 21460 21461 final PackageSetting ps = mSettings.mPackages.get(pkgName); 21462 if (ps == null) { 21463 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 21464 continue; 21465 } 21466 21467 /* 21468 * Skip packages that are not external if we're unmounting 21469 * external storage. 21470 */ 21471 if (externalStorage && !isMounted && !isExternal(ps)) { 21472 continue; 21473 } 21474 21475 final AsecInstallArgs args = new AsecInstallArgs(cid, 21476 getAppDexInstructionSets(ps), ps.isForwardLocked()); 21477 // The package status is changed only if the code path 21478 // matches between settings and the container id. 21479 if (ps.codePathString != null 21480 && ps.codePathString.startsWith(args.getCodePath())) { 21481 if (DEBUG_SD_INSTALL) { 21482 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 21483 + " at code path: " + ps.codePathString); 21484 } 21485 21486 // We do have a valid package installed on sdcard 21487 processCids.put(args, ps.codePathString); 21488 final int uid = ps.appId; 21489 if (uid != -1) { 21490 uidArr = ArrayUtils.appendInt(uidArr, uid); 21491 } 21492 } else { 21493 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 21494 + ps.codePathString); 21495 } 21496 } 21497 } 21498 21499 Arrays.sort(uidArr); 21500 } 21501 21502 // Process packages with valid entries. 21503 if (isMounted) { 21504 if (DEBUG_SD_INSTALL) 21505 Log.i(TAG, "Loading packages"); 21506 loadMediaPackages(processCids, uidArr, externalStorage); 21507 startCleaningPackages(); 21508 mInstallerService.onSecureContainersAvailable(); 21509 } else { 21510 if (DEBUG_SD_INSTALL) 21511 Log.i(TAG, "Unloading packages"); 21512 unloadMediaPackages(processCids, uidArr, reportStatus); 21513 } 21514 } 21515 21516 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21517 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 21518 final int size = infos.size(); 21519 final String[] packageNames = new String[size]; 21520 final int[] packageUids = new int[size]; 21521 for (int i = 0; i < size; i++) { 21522 final ApplicationInfo info = infos.get(i); 21523 packageNames[i] = info.packageName; 21524 packageUids[i] = info.uid; 21525 } 21526 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 21527 finishedReceiver); 21528 } 21529 21530 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21531 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 21532 sendResourcesChangedBroadcast(mediaStatus, replacing, 21533 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 21534 } 21535 21536 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21537 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 21538 int size = pkgList.length; 21539 if (size > 0) { 21540 // Send broadcasts here 21541 Bundle extras = new Bundle(); 21542 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 21543 if (uidArr != null) { 21544 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 21545 } 21546 if (replacing) { 21547 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 21548 } 21549 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 21550 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 21551 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null); 21552 } 21553 } 21554 21555 /* 21556 * Look at potentially valid container ids from processCids If package 21557 * information doesn't match the one on record or package scanning fails, 21558 * the cid is added to list of removeCids. We currently don't delete stale 21559 * containers. 21560 */ 21561 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr, 21562 boolean externalStorage) { 21563 ArrayList<String> pkgList = new ArrayList<String>(); 21564 Set<AsecInstallArgs> keys = processCids.keySet(); 21565 21566 for (AsecInstallArgs args : keys) { 21567 String codePath = processCids.get(args); 21568 if (DEBUG_SD_INSTALL) 21569 Log.i(TAG, "Loading container : " + args.cid); 21570 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 21571 try { 21572 // Make sure there are no container errors first. 21573 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 21574 Slog.e(TAG, "Failed to mount cid : " + args.cid 21575 + " when installing from sdcard"); 21576 continue; 21577 } 21578 // Check code path here. 21579 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 21580 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 21581 + " does not match one in settings " + codePath); 21582 continue; 21583 } 21584 // Parse package 21585 int parseFlags = mDefParseFlags; 21586 if (args.isExternalAsec()) { 21587 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 21588 } 21589 if (args.isFwdLocked()) { 21590 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 21591 } 21592 21593 synchronized (mInstallLock) { 21594 PackageParser.Package pkg = null; 21595 try { 21596 // Sadly we don't know the package name yet to freeze it 21597 pkg = scanPackageTracedLI(new File(codePath), parseFlags, 21598 SCAN_IGNORE_FROZEN, 0, null); 21599 } catch (PackageManagerException e) { 21600 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 21601 } 21602 // Scan the package 21603 if (pkg != null) { 21604 /* 21605 * TODO why is the lock being held? doPostInstall is 21606 * called in other places without the lock. This needs 21607 * to be straightened out. 21608 */ 21609 // writer 21610 synchronized (mPackages) { 21611 retCode = PackageManager.INSTALL_SUCCEEDED; 21612 pkgList.add(pkg.packageName); 21613 // Post process args 21614 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 21615 pkg.applicationInfo.uid); 21616 } 21617 } else { 21618 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 21619 } 21620 } 21621 21622 } finally { 21623 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 21624 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 21625 } 21626 } 21627 } 21628 // writer 21629 synchronized (mPackages) { 21630 // If the platform SDK has changed since the last time we booted, 21631 // we need to re-grant app permission to catch any new ones that 21632 // appear. This is really a hack, and means that apps can in some 21633 // cases get permissions that the user didn't initially explicitly 21634 // allow... it would be nice to have some better way to handle 21635 // this situation. 21636 final VersionInfo ver = externalStorage ? mSettings.getExternalVersion() 21637 : mSettings.getInternalVersion(); 21638 final String volumeUuid = externalStorage ? StorageManager.UUID_PRIMARY_PHYSICAL 21639 : StorageManager.UUID_PRIVATE_INTERNAL; 21640 21641 int updateFlags = UPDATE_PERMISSIONS_ALL; 21642 if (ver.sdkVersion != mSdkVersion) { 21643 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 21644 + mSdkVersion + "; regranting permissions for external"); 21645 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 21646 } 21647 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 21648 21649 // Yay, everything is now upgraded 21650 ver.forceCurrent(); 21651 21652 // can downgrade to reader 21653 // Persist settings 21654 mSettings.writeLPr(); 21655 } 21656 // Send a broadcast to let everyone know we are done processing 21657 if (pkgList.size() > 0) { 21658 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 21659 } 21660 } 21661 21662 /* 21663 * Utility method to unload a list of specified containers 21664 */ 21665 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 21666 // Just unmount all valid containers. 21667 for (AsecInstallArgs arg : cidArgs) { 21668 synchronized (mInstallLock) { 21669 arg.doPostDeleteLI(false); 21670 } 21671 } 21672 } 21673 21674 /* 21675 * Unload packages mounted on external media. This involves deleting package 21676 * data from internal structures, sending broadcasts about disabled packages, 21677 * gc'ing to free up references, unmounting all secure containers 21678 * corresponding to packages on external media, and posting a 21679 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 21680 * that we always have to post this message if status has been requested no 21681 * matter what. 21682 */ 21683 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 21684 final boolean reportStatus) { 21685 if (DEBUG_SD_INSTALL) 21686 Log.i(TAG, "unloading media packages"); 21687 ArrayList<String> pkgList = new ArrayList<String>(); 21688 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 21689 final Set<AsecInstallArgs> keys = processCids.keySet(); 21690 for (AsecInstallArgs args : keys) { 21691 String pkgName = args.getPackageName(); 21692 if (DEBUG_SD_INSTALL) 21693 Log.i(TAG, "Trying to unload pkg : " + pkgName); 21694 // Delete package internally 21695 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 21696 synchronized (mInstallLock) { 21697 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 21698 final boolean res; 21699 try (PackageFreezer freezer = freezePackageForDelete(pkgName, deleteFlags, 21700 "unloadMediaPackages")) { 21701 res = deletePackageLIF(pkgName, null, false, null, deleteFlags, outInfo, false, 21702 null); 21703 } 21704 if (res) { 21705 pkgList.add(pkgName); 21706 } else { 21707 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 21708 failedList.add(args); 21709 } 21710 } 21711 } 21712 21713 // reader 21714 synchronized (mPackages) { 21715 // We didn't update the settings after removing each package; 21716 // write them now for all packages. 21717 mSettings.writeLPr(); 21718 } 21719 21720 // We have to absolutely send UPDATED_MEDIA_STATUS only 21721 // after confirming that all the receivers processed the ordered 21722 // broadcast when packages get disabled, force a gc to clean things up. 21723 // and unload all the containers. 21724 if (pkgList.size() > 0) { 21725 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 21726 new IIntentReceiver.Stub() { 21727 public void performReceive(Intent intent, int resultCode, String data, 21728 Bundle extras, boolean ordered, boolean sticky, 21729 int sendingUser) throws RemoteException { 21730 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 21731 reportStatus ? 1 : 0, 1, keys); 21732 mHandler.sendMessage(msg); 21733 } 21734 }); 21735 } else { 21736 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 21737 keys); 21738 mHandler.sendMessage(msg); 21739 } 21740 } 21741 21742 private void loadPrivatePackages(final VolumeInfo vol) { 21743 mHandler.post(new Runnable() { 21744 @Override 21745 public void run() { 21746 loadPrivatePackagesInner(vol); 21747 } 21748 }); 21749 } 21750 21751 private void loadPrivatePackagesInner(VolumeInfo vol) { 21752 final String volumeUuid = vol.fsUuid; 21753 if (TextUtils.isEmpty(volumeUuid)) { 21754 Slog.e(TAG, "Loading internal storage is probably a mistake; ignoring"); 21755 return; 21756 } 21757 21758 final ArrayList<PackageFreezer> freezers = new ArrayList<>(); 21759 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 21760 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 21761 21762 final VersionInfo ver; 21763 final List<PackageSetting> packages; 21764 synchronized (mPackages) { 21765 ver = mSettings.findOrCreateVersion(volumeUuid); 21766 packages = mSettings.getVolumePackagesLPr(volumeUuid); 21767 } 21768 21769 for (PackageSetting ps : packages) { 21770 freezers.add(freezePackage(ps.name, "loadPrivatePackagesInner")); 21771 synchronized (mInstallLock) { 21772 final PackageParser.Package pkg; 21773 try { 21774 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 21775 loaded.add(pkg.applicationInfo); 21776 21777 } catch (PackageManagerException e) { 21778 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 21779 } 21780 21781 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 21782 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 21783 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 21784 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 21785 } 21786 } 21787 } 21788 21789 // Reconcile app data for all started/unlocked users 21790 final StorageManager sm = mContext.getSystemService(StorageManager.class); 21791 final UserManager um = mContext.getSystemService(UserManager.class); 21792 UserManagerInternal umInternal = getUserManagerInternal(); 21793 for (UserInfo user : um.getUsers()) { 21794 final int flags; 21795 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 21796 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 21797 } else if (umInternal.isUserRunning(user.id)) { 21798 flags = StorageManager.FLAG_STORAGE_DE; 21799 } else { 21800 continue; 21801 } 21802 21803 try { 21804 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, flags); 21805 synchronized (mInstallLock) { 21806 reconcileAppsDataLI(volumeUuid, user.id, flags, true /* migrateAppData */); 21807 } 21808 } catch (IllegalStateException e) { 21809 // Device was probably ejected, and we'll process that event momentarily 21810 Slog.w(TAG, "Failed to prepare storage: " + e); 21811 } 21812 } 21813 21814 synchronized (mPackages) { 21815 int updateFlags = UPDATE_PERMISSIONS_ALL; 21816 if (ver.sdkVersion != mSdkVersion) { 21817 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 21818 + mSdkVersion + "; regranting permissions for " + volumeUuid); 21819 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 21820 } 21821 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 21822 21823 // Yay, everything is now upgraded 21824 ver.forceCurrent(); 21825 21826 mSettings.writeLPr(); 21827 } 21828 21829 for (PackageFreezer freezer : freezers) { 21830 freezer.close(); 21831 } 21832 21833 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 21834 sendResourcesChangedBroadcast(true, false, loaded, null); 21835 } 21836 21837 private void unloadPrivatePackages(final VolumeInfo vol) { 21838 mHandler.post(new Runnable() { 21839 @Override 21840 public void run() { 21841 unloadPrivatePackagesInner(vol); 21842 } 21843 }); 21844 } 21845 21846 private void unloadPrivatePackagesInner(VolumeInfo vol) { 21847 final String volumeUuid = vol.fsUuid; 21848 if (TextUtils.isEmpty(volumeUuid)) { 21849 Slog.e(TAG, "Unloading internal storage is probably a mistake; ignoring"); 21850 return; 21851 } 21852 21853 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 21854 synchronized (mInstallLock) { 21855 synchronized (mPackages) { 21856 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(volumeUuid); 21857 for (PackageSetting ps : packages) { 21858 if (ps.pkg == null) continue; 21859 21860 final ApplicationInfo info = ps.pkg.applicationInfo; 21861 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 21862 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 21863 21864 try (PackageFreezer freezer = freezePackageForDelete(ps.name, deleteFlags, 21865 "unloadPrivatePackagesInner")) { 21866 if (deletePackageLIF(ps.name, null, false, null, deleteFlags, outInfo, 21867 false, null)) { 21868 unloaded.add(info); 21869 } else { 21870 Slog.w(TAG, "Failed to unload " + ps.codePath); 21871 } 21872 } 21873 21874 // Try very hard to release any references to this package 21875 // so we don't risk the system server being killed due to 21876 // open FDs 21877 AttributeCache.instance().removePackage(ps.name); 21878 } 21879 21880 mSettings.writeLPr(); 21881 } 21882 } 21883 21884 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 21885 sendResourcesChangedBroadcast(false, false, unloaded, null); 21886 21887 // Try very hard to release any references to this path so we don't risk 21888 // the system server being killed due to open FDs 21889 ResourcesManager.getInstance().invalidatePath(vol.getPath().getAbsolutePath()); 21890 21891 for (int i = 0; i < 3; i++) { 21892 System.gc(); 21893 System.runFinalization(); 21894 } 21895 } 21896 21897 private void assertPackageKnown(String volumeUuid, String packageName) 21898 throws PackageManagerException { 21899 synchronized (mPackages) { 21900 // Normalize package name to handle renamed packages 21901 packageName = normalizePackageNameLPr(packageName); 21902 21903 final PackageSetting ps = mSettings.mPackages.get(packageName); 21904 if (ps == null) { 21905 throw new PackageManagerException("Package " + packageName + " is unknown"); 21906 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 21907 throw new PackageManagerException( 21908 "Package " + packageName + " found on unknown volume " + volumeUuid 21909 + "; expected volume " + ps.volumeUuid); 21910 } 21911 } 21912 } 21913 21914 private void assertPackageKnownAndInstalled(String volumeUuid, String packageName, int userId) 21915 throws PackageManagerException { 21916 synchronized (mPackages) { 21917 // Normalize package name to handle renamed packages 21918 packageName = normalizePackageNameLPr(packageName); 21919 21920 final PackageSetting ps = mSettings.mPackages.get(packageName); 21921 if (ps == null) { 21922 throw new PackageManagerException("Package " + packageName + " is unknown"); 21923 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 21924 throw new PackageManagerException( 21925 "Package " + packageName + " found on unknown volume " + volumeUuid 21926 + "; expected volume " + ps.volumeUuid); 21927 } else if (!ps.getInstalled(userId)) { 21928 throw new PackageManagerException( 21929 "Package " + packageName + " not installed for user " + userId); 21930 } 21931 } 21932 } 21933 21934 private List<String> collectAbsoluteCodePaths() { 21935 synchronized (mPackages) { 21936 List<String> codePaths = new ArrayList<>(); 21937 final int packageCount = mSettings.mPackages.size(); 21938 for (int i = 0; i < packageCount; i++) { 21939 final PackageSetting ps = mSettings.mPackages.valueAt(i); 21940 codePaths.add(ps.codePath.getAbsolutePath()); 21941 } 21942 return codePaths; 21943 } 21944 } 21945 21946 /** 21947 * Examine all apps present on given mounted volume, and destroy apps that 21948 * aren't expected, either due to uninstallation or reinstallation on 21949 * another volume. 21950 */ 21951 private void reconcileApps(String volumeUuid) { 21952 List<String> absoluteCodePaths = collectAbsoluteCodePaths(); 21953 List<File> filesToDelete = null; 21954 21955 final File[] files = FileUtils.listFilesOrEmpty( 21956 Environment.getDataAppDirectory(volumeUuid)); 21957 for (File file : files) { 21958 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 21959 && !PackageInstallerService.isStageName(file.getName()); 21960 if (!isPackage) { 21961 // Ignore entries which are not packages 21962 continue; 21963 } 21964 21965 String absolutePath = file.getAbsolutePath(); 21966 21967 boolean pathValid = false; 21968 final int absoluteCodePathCount = absoluteCodePaths.size(); 21969 for (int i = 0; i < absoluteCodePathCount; i++) { 21970 String absoluteCodePath = absoluteCodePaths.get(i); 21971 if (absolutePath.startsWith(absoluteCodePath)) { 21972 pathValid = true; 21973 break; 21974 } 21975 } 21976 21977 if (!pathValid) { 21978 if (filesToDelete == null) { 21979 filesToDelete = new ArrayList<>(); 21980 } 21981 filesToDelete.add(file); 21982 } 21983 } 21984 21985 if (filesToDelete != null) { 21986 final int fileToDeleteCount = filesToDelete.size(); 21987 for (int i = 0; i < fileToDeleteCount; i++) { 21988 File fileToDelete = filesToDelete.get(i); 21989 logCriticalInfo(Log.WARN, "Destroying orphaned" + fileToDelete); 21990 synchronized (mInstallLock) { 21991 removeCodePathLI(fileToDelete); 21992 } 21993 } 21994 } 21995 } 21996 21997 /** 21998 * Reconcile all app data for the given user. 21999 * <p> 22000 * Verifies that directories exist and that ownership and labeling is 22001 * correct for all installed apps on all mounted volumes. 22002 */ 22003 void reconcileAppsData(int userId, int flags, boolean migrateAppsData) { 22004 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22005 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 22006 final String volumeUuid = vol.getFsUuid(); 22007 synchronized (mInstallLock) { 22008 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppsData); 22009 } 22010 } 22011 } 22012 22013 private void reconcileAppsDataLI(String volumeUuid, int userId, int flags, 22014 boolean migrateAppData) { 22015 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppData, false /* onlyCoreApps */); 22016 } 22017 22018 /** 22019 * Reconcile all app data on given mounted volume. 22020 * <p> 22021 * Destroys app data that isn't expected, either due to uninstallation or 22022 * reinstallation on another volume. 22023 * <p> 22024 * Verifies that directories exist and that ownership and labeling is 22025 * correct for all installed apps. 22026 * @returns list of skipped non-core packages (if {@code onlyCoreApps} is true) 22027 */ 22028 private List<String> reconcileAppsDataLI(String volumeUuid, int userId, int flags, 22029 boolean migrateAppData, boolean onlyCoreApps) { 22030 Slog.v(TAG, "reconcileAppsData for " + volumeUuid + " u" + userId + " 0x" 22031 + Integer.toHexString(flags) + " migrateAppData=" + migrateAppData); 22032 List<String> result = onlyCoreApps ? new ArrayList<>() : null; 22033 22034 final File ceDir = Environment.getDataUserCeDirectory(volumeUuid, userId); 22035 final File deDir = Environment.getDataUserDeDirectory(volumeUuid, userId); 22036 22037 // First look for stale data that doesn't belong, and check if things 22038 // have changed since we did our last restorecon 22039 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 22040 if (StorageManager.isFileEncryptedNativeOrEmulated() 22041 && !StorageManager.isUserKeyUnlocked(userId)) { 22042 throw new RuntimeException( 22043 "Yikes, someone asked us to reconcile CE storage while " + userId 22044 + " was still locked; this would have caused massive data loss!"); 22045 } 22046 22047 final File[] files = FileUtils.listFilesOrEmpty(ceDir); 22048 for (File file : files) { 22049 final String packageName = file.getName(); 22050 try { 22051 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 22052 } catch (PackageManagerException e) { 22053 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 22054 try { 22055 mInstaller.destroyAppData(volumeUuid, packageName, userId, 22056 StorageManager.FLAG_STORAGE_CE, 0); 22057 } catch (InstallerException e2) { 22058 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 22059 } 22060 } 22061 } 22062 } 22063 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 22064 final File[] files = FileUtils.listFilesOrEmpty(deDir); 22065 for (File file : files) { 22066 final String packageName = file.getName(); 22067 try { 22068 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 22069 } catch (PackageManagerException e) { 22070 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 22071 try { 22072 mInstaller.destroyAppData(volumeUuid, packageName, userId, 22073 StorageManager.FLAG_STORAGE_DE, 0); 22074 } catch (InstallerException e2) { 22075 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 22076 } 22077 } 22078 } 22079 } 22080 22081 // Ensure that data directories are ready to roll for all packages 22082 // installed for this volume and user 22083 final List<PackageSetting> packages; 22084 synchronized (mPackages) { 22085 packages = mSettings.getVolumePackagesLPr(volumeUuid); 22086 } 22087 int preparedCount = 0; 22088 for (PackageSetting ps : packages) { 22089 final String packageName = ps.name; 22090 if (ps.pkg == null) { 22091 Slog.w(TAG, "Odd, missing scanned package " + packageName); 22092 // TODO: might be due to legacy ASEC apps; we should circle back 22093 // and reconcile again once they're scanned 22094 continue; 22095 } 22096 // Skip non-core apps if requested 22097 if (onlyCoreApps && !ps.pkg.coreApp) { 22098 result.add(packageName); 22099 continue; 22100 } 22101 22102 if (ps.getInstalled(userId)) { 22103 prepareAppDataAndMigrateLIF(ps.pkg, userId, flags, migrateAppData); 22104 preparedCount++; 22105 } 22106 } 22107 22108 Slog.v(TAG, "reconcileAppsData finished " + preparedCount + " packages"); 22109 return result; 22110 } 22111 22112 /** 22113 * Prepare app data for the given app just after it was installed or 22114 * upgraded. This method carefully only touches users that it's installed 22115 * for, and it forces a restorecon to handle any seinfo changes. 22116 * <p> 22117 * Verifies that directories exist and that ownership and labeling is 22118 * correct for all installed apps. If there is an ownership mismatch, it 22119 * will try recovering system apps by wiping data; third-party app data is 22120 * left intact. 22121 * <p> 22122 * <em>Note: To avoid a deadlock, do not call this method with {@code mPackages} lock held</em> 22123 */ 22124 private void prepareAppDataAfterInstallLIF(PackageParser.Package pkg) { 22125 final PackageSetting ps; 22126 synchronized (mPackages) { 22127 ps = mSettings.mPackages.get(pkg.packageName); 22128 mSettings.writeKernelMappingLPr(ps); 22129 } 22130 22131 final UserManager um = mContext.getSystemService(UserManager.class); 22132 UserManagerInternal umInternal = getUserManagerInternal(); 22133 for (UserInfo user : um.getUsers()) { 22134 final int flags; 22135 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 22136 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 22137 } else if (umInternal.isUserRunning(user.id)) { 22138 flags = StorageManager.FLAG_STORAGE_DE; 22139 } else { 22140 continue; 22141 } 22142 22143 if (ps.getInstalled(user.id)) { 22144 // TODO: when user data is locked, mark that we're still dirty 22145 prepareAppDataLIF(pkg, user.id, flags); 22146 } 22147 } 22148 } 22149 22150 /** 22151 * Prepare app data for the given app. 22152 * <p> 22153 * Verifies that directories exist and that ownership and labeling is 22154 * correct for all installed apps. If there is an ownership mismatch, this 22155 * will try recovering system apps by wiping data; third-party app data is 22156 * left intact. 22157 */ 22158 private void prepareAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 22159 if (pkg == null) { 22160 Slog.wtf(TAG, "Package was null!", new Throwable()); 22161 return; 22162 } 22163 prepareAppDataLeafLIF(pkg, userId, flags); 22164 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 22165 for (int i = 0; i < childCount; i++) { 22166 prepareAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 22167 } 22168 } 22169 22170 private void prepareAppDataAndMigrateLIF(PackageParser.Package pkg, int userId, int flags, 22171 boolean maybeMigrateAppData) { 22172 prepareAppDataLIF(pkg, userId, flags); 22173 22174 if (maybeMigrateAppData && maybeMigrateAppDataLIF(pkg, userId)) { 22175 // We may have just shuffled around app data directories, so 22176 // prepare them one more time 22177 prepareAppDataLIF(pkg, userId, flags); 22178 } 22179 } 22180 22181 private void prepareAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 22182 if (DEBUG_APP_DATA) { 22183 Slog.v(TAG, "prepareAppData for " + pkg.packageName + " u" + userId + " 0x" 22184 + Integer.toHexString(flags)); 22185 } 22186 22187 final String volumeUuid = pkg.volumeUuid; 22188 final String packageName = pkg.packageName; 22189 final ApplicationInfo app = pkg.applicationInfo; 22190 final int appId = UserHandle.getAppId(app.uid); 22191 22192 Preconditions.checkNotNull(app.seInfo); 22193 22194 long ceDataInode = -1; 22195 try { 22196 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 22197 appId, app.seInfo, app.targetSdkVersion); 22198 } catch (InstallerException e) { 22199 if (app.isSystemApp()) { 22200 logCriticalInfo(Log.ERROR, "Failed to create app data for " + packageName 22201 + ", but trying to recover: " + e); 22202 destroyAppDataLeafLIF(pkg, userId, flags); 22203 try { 22204 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 22205 appId, app.seInfo, app.targetSdkVersion); 22206 logCriticalInfo(Log.DEBUG, "Recovery succeeded!"); 22207 } catch (InstallerException e2) { 22208 logCriticalInfo(Log.DEBUG, "Recovery failed!"); 22209 } 22210 } else { 22211 Slog.e(TAG, "Failed to create app data for " + packageName + ": " + e); 22212 } 22213 } 22214 22215 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0 && ceDataInode != -1) { 22216 // TODO: mark this structure as dirty so we persist it! 22217 synchronized (mPackages) { 22218 final PackageSetting ps = mSettings.mPackages.get(packageName); 22219 if (ps != null) { 22220 ps.setCeDataInode(ceDataInode, userId); 22221 } 22222 } 22223 } 22224 22225 prepareAppDataContentsLeafLIF(pkg, userId, flags); 22226 } 22227 22228 private void prepareAppDataContentsLIF(PackageParser.Package pkg, int userId, int flags) { 22229 if (pkg == null) { 22230 Slog.wtf(TAG, "Package was null!", new Throwable()); 22231 return; 22232 } 22233 prepareAppDataContentsLeafLIF(pkg, userId, flags); 22234 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 22235 for (int i = 0; i < childCount; i++) { 22236 prepareAppDataContentsLeafLIF(pkg.childPackages.get(i), userId, flags); 22237 } 22238 } 22239 22240 private void prepareAppDataContentsLeafLIF(PackageParser.Package pkg, int userId, int flags) { 22241 final String volumeUuid = pkg.volumeUuid; 22242 final String packageName = pkg.packageName; 22243 final ApplicationInfo app = pkg.applicationInfo; 22244 22245 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 22246 // Create a native library symlink only if we have native libraries 22247 // and if the native libraries are 32 bit libraries. We do not provide 22248 // this symlink for 64 bit libraries. 22249 if (app.primaryCpuAbi != null && !VMRuntime.is64BitAbi(app.primaryCpuAbi)) { 22250 final String nativeLibPath = app.nativeLibraryDir; 22251 try { 22252 mInstaller.linkNativeLibraryDirectory(volumeUuid, packageName, 22253 nativeLibPath, userId); 22254 } catch (InstallerException e) { 22255 Slog.e(TAG, "Failed to link native for " + packageName + ": " + e); 22256 } 22257 } 22258 } 22259 } 22260 22261 /** 22262 * For system apps on non-FBE devices, this method migrates any existing 22263 * CE/DE data to match the {@code defaultToDeviceProtectedStorage} flag 22264 * requested by the app. 22265 */ 22266 private boolean maybeMigrateAppDataLIF(PackageParser.Package pkg, int userId) { 22267 if (pkg.isSystemApp() && !StorageManager.isFileEncryptedNativeOrEmulated() 22268 && PackageManager.APPLY_DEFAULT_TO_DEVICE_PROTECTED_STORAGE) { 22269 final int storageTarget = pkg.applicationInfo.isDefaultToDeviceProtectedStorage() 22270 ? StorageManager.FLAG_STORAGE_DE : StorageManager.FLAG_STORAGE_CE; 22271 try { 22272 mInstaller.migrateAppData(pkg.volumeUuid, pkg.packageName, userId, 22273 storageTarget); 22274 } catch (InstallerException e) { 22275 logCriticalInfo(Log.WARN, 22276 "Failed to migrate " + pkg.packageName + ": " + e.getMessage()); 22277 } 22278 return true; 22279 } else { 22280 return false; 22281 } 22282 } 22283 22284 public PackageFreezer freezePackage(String packageName, String killReason) { 22285 return freezePackage(packageName, UserHandle.USER_ALL, killReason); 22286 } 22287 22288 public PackageFreezer freezePackage(String packageName, int userId, String killReason) { 22289 return new PackageFreezer(packageName, userId, killReason); 22290 } 22291 22292 public PackageFreezer freezePackageForInstall(String packageName, int installFlags, 22293 String killReason) { 22294 return freezePackageForInstall(packageName, UserHandle.USER_ALL, installFlags, killReason); 22295 } 22296 22297 public PackageFreezer freezePackageForInstall(String packageName, int userId, int installFlags, 22298 String killReason) { 22299 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 22300 return new PackageFreezer(); 22301 } else { 22302 return freezePackage(packageName, userId, killReason); 22303 } 22304 } 22305 22306 public PackageFreezer freezePackageForDelete(String packageName, int deleteFlags, 22307 String killReason) { 22308 return freezePackageForDelete(packageName, UserHandle.USER_ALL, deleteFlags, killReason); 22309 } 22310 22311 public PackageFreezer freezePackageForDelete(String packageName, int userId, int deleteFlags, 22312 String killReason) { 22313 if ((deleteFlags & PackageManager.DELETE_DONT_KILL_APP) != 0) { 22314 return new PackageFreezer(); 22315 } else { 22316 return freezePackage(packageName, userId, killReason); 22317 } 22318 } 22319 22320 /** 22321 * Class that freezes and kills the given package upon creation, and 22322 * unfreezes it upon closing. This is typically used when doing surgery on 22323 * app code/data to prevent the app from running while you're working. 22324 */ 22325 private class PackageFreezer implements AutoCloseable { 22326 private final String mPackageName; 22327 private final PackageFreezer[] mChildren; 22328 22329 private final boolean mWeFroze; 22330 22331 private final AtomicBoolean mClosed = new AtomicBoolean(); 22332 private final CloseGuard mCloseGuard = CloseGuard.get(); 22333 22334 /** 22335 * Create and return a stub freezer that doesn't actually do anything, 22336 * typically used when someone requested 22337 * {@link PackageManager#INSTALL_DONT_KILL_APP} or 22338 * {@link PackageManager#DELETE_DONT_KILL_APP}. 22339 */ 22340 public PackageFreezer() { 22341 mPackageName = null; 22342 mChildren = null; 22343 mWeFroze = false; 22344 mCloseGuard.open("close"); 22345 } 22346 22347 public PackageFreezer(String packageName, int userId, String killReason) { 22348 synchronized (mPackages) { 22349 mPackageName = packageName; 22350 mWeFroze = mFrozenPackages.add(mPackageName); 22351 22352 final PackageSetting ps = mSettings.mPackages.get(mPackageName); 22353 if (ps != null) { 22354 killApplication(ps.name, ps.appId, userId, killReason); 22355 } 22356 22357 final PackageParser.Package p = mPackages.get(packageName); 22358 if (p != null && p.childPackages != null) { 22359 final int N = p.childPackages.size(); 22360 mChildren = new PackageFreezer[N]; 22361 for (int i = 0; i < N; i++) { 22362 mChildren[i] = new PackageFreezer(p.childPackages.get(i).packageName, 22363 userId, killReason); 22364 } 22365 } else { 22366 mChildren = null; 22367 } 22368 } 22369 mCloseGuard.open("close"); 22370 } 22371 22372 @Override 22373 protected void finalize() throws Throwable { 22374 try { 22375 mCloseGuard.warnIfOpen(); 22376 close(); 22377 } finally { 22378 super.finalize(); 22379 } 22380 } 22381 22382 @Override 22383 public void close() { 22384 mCloseGuard.close(); 22385 if (mClosed.compareAndSet(false, true)) { 22386 synchronized (mPackages) { 22387 if (mWeFroze) { 22388 mFrozenPackages.remove(mPackageName); 22389 } 22390 22391 if (mChildren != null) { 22392 for (PackageFreezer freezer : mChildren) { 22393 freezer.close(); 22394 } 22395 } 22396 } 22397 } 22398 } 22399 } 22400 22401 /** 22402 * Verify that given package is currently frozen. 22403 */ 22404 private void checkPackageFrozen(String packageName) { 22405 synchronized (mPackages) { 22406 if (!mFrozenPackages.contains(packageName)) { 22407 Slog.wtf(TAG, "Expected " + packageName + " to be frozen!", new Throwable()); 22408 } 22409 } 22410 } 22411 22412 @Override 22413 public int movePackage(final String packageName, final String volumeUuid) { 22414 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 22415 22416 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 22417 final int moveId = mNextMoveId.getAndIncrement(); 22418 mHandler.post(new Runnable() { 22419 @Override 22420 public void run() { 22421 try { 22422 movePackageInternal(packageName, volumeUuid, moveId, user); 22423 } catch (PackageManagerException e) { 22424 Slog.w(TAG, "Failed to move " + packageName, e); 22425 mMoveCallbacks.notifyStatusChanged(moveId, 22426 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 22427 } 22428 } 22429 }); 22430 return moveId; 22431 } 22432 22433 private void movePackageInternal(final String packageName, final String volumeUuid, 22434 final int moveId, UserHandle user) throws PackageManagerException { 22435 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22436 final PackageManager pm = mContext.getPackageManager(); 22437 22438 final boolean currentAsec; 22439 final String currentVolumeUuid; 22440 final File codeFile; 22441 final String installerPackageName; 22442 final String packageAbiOverride; 22443 final int appId; 22444 final String seinfo; 22445 final String label; 22446 final int targetSdkVersion; 22447 final PackageFreezer freezer; 22448 final int[] installedUserIds; 22449 22450 // reader 22451 synchronized (mPackages) { 22452 final PackageParser.Package pkg = mPackages.get(packageName); 22453 final PackageSetting ps = mSettings.mPackages.get(packageName); 22454 if (pkg == null || ps == null) { 22455 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 22456 } 22457 22458 if (pkg.applicationInfo.isSystemApp()) { 22459 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 22460 "Cannot move system application"); 22461 } 22462 22463 final boolean isInternalStorage = VolumeInfo.ID_PRIVATE_INTERNAL.equals(volumeUuid); 22464 final boolean allow3rdPartyOnInternal = mContext.getResources().getBoolean( 22465 com.android.internal.R.bool.config_allow3rdPartyAppOnInternal); 22466 if (isInternalStorage && !allow3rdPartyOnInternal) { 22467 throw new PackageManagerException(MOVE_FAILED_3RD_PARTY_NOT_ALLOWED_ON_INTERNAL, 22468 "3rd party apps are not allowed on internal storage"); 22469 } 22470 22471 if (pkg.applicationInfo.isExternalAsec()) { 22472 currentAsec = true; 22473 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 22474 } else if (pkg.applicationInfo.isForwardLocked()) { 22475 currentAsec = true; 22476 currentVolumeUuid = "forward_locked"; 22477 } else { 22478 currentAsec = false; 22479 currentVolumeUuid = ps.volumeUuid; 22480 22481 final File probe = new File(pkg.codePath); 22482 final File probeOat = new File(probe, "oat"); 22483 if (!probe.isDirectory() || !probeOat.isDirectory()) { 22484 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22485 "Move only supported for modern cluster style installs"); 22486 } 22487 } 22488 22489 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 22490 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22491 "Package already moved to " + volumeUuid); 22492 } 22493 if (pkg.applicationInfo.isInternal() && isPackageDeviceAdminOnAnyUser(packageName)) { 22494 throw new PackageManagerException(MOVE_FAILED_DEVICE_ADMIN, 22495 "Device admin cannot be moved"); 22496 } 22497 22498 if (mFrozenPackages.contains(packageName)) { 22499 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 22500 "Failed to move already frozen package"); 22501 } 22502 22503 codeFile = new File(pkg.codePath); 22504 installerPackageName = ps.installerPackageName; 22505 packageAbiOverride = ps.cpuAbiOverrideString; 22506 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 22507 seinfo = pkg.applicationInfo.seInfo; 22508 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 22509 targetSdkVersion = pkg.applicationInfo.targetSdkVersion; 22510 freezer = freezePackage(packageName, "movePackageInternal"); 22511 installedUserIds = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 22512 } 22513 22514 final Bundle extras = new Bundle(); 22515 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 22516 extras.putString(Intent.EXTRA_TITLE, label); 22517 mMoveCallbacks.notifyCreated(moveId, extras); 22518 22519 int installFlags; 22520 final boolean moveCompleteApp; 22521 final File measurePath; 22522 22523 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 22524 installFlags = INSTALL_INTERNAL; 22525 moveCompleteApp = !currentAsec; 22526 measurePath = Environment.getDataAppDirectory(volumeUuid); 22527 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 22528 installFlags = INSTALL_EXTERNAL; 22529 moveCompleteApp = false; 22530 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 22531 } else { 22532 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 22533 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 22534 || !volume.isMountedWritable()) { 22535 freezer.close(); 22536 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22537 "Move location not mounted private volume"); 22538 } 22539 22540 Preconditions.checkState(!currentAsec); 22541 22542 installFlags = INSTALL_INTERNAL; 22543 moveCompleteApp = true; 22544 measurePath = Environment.getDataAppDirectory(volumeUuid); 22545 } 22546 22547 final PackageStats stats = new PackageStats(null, -1); 22548 synchronized (mInstaller) { 22549 for (int userId : installedUserIds) { 22550 if (!getPackageSizeInfoLI(packageName, userId, stats)) { 22551 freezer.close(); 22552 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22553 "Failed to measure package size"); 22554 } 22555 } 22556 } 22557 22558 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 22559 + stats.dataSize); 22560 22561 final long startFreeBytes = measurePath.getUsableSpace(); 22562 final long sizeBytes; 22563 if (moveCompleteApp) { 22564 sizeBytes = stats.codeSize + stats.dataSize; 22565 } else { 22566 sizeBytes = stats.codeSize; 22567 } 22568 22569 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 22570 freezer.close(); 22571 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22572 "Not enough free space to move"); 22573 } 22574 22575 mMoveCallbacks.notifyStatusChanged(moveId, 10); 22576 22577 final CountDownLatch installedLatch = new CountDownLatch(1); 22578 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 22579 @Override 22580 public void onUserActionRequired(Intent intent) throws RemoteException { 22581 throw new IllegalStateException(); 22582 } 22583 22584 @Override 22585 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 22586 Bundle extras) throws RemoteException { 22587 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 22588 + PackageManager.installStatusToString(returnCode, msg)); 22589 22590 installedLatch.countDown(); 22591 freezer.close(); 22592 22593 final int status = PackageManager.installStatusToPublicStatus(returnCode); 22594 switch (status) { 22595 case PackageInstaller.STATUS_SUCCESS: 22596 mMoveCallbacks.notifyStatusChanged(moveId, 22597 PackageManager.MOVE_SUCCEEDED); 22598 break; 22599 case PackageInstaller.STATUS_FAILURE_STORAGE: 22600 mMoveCallbacks.notifyStatusChanged(moveId, 22601 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 22602 break; 22603 default: 22604 mMoveCallbacks.notifyStatusChanged(moveId, 22605 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 22606 break; 22607 } 22608 } 22609 }; 22610 22611 final MoveInfo move; 22612 if (moveCompleteApp) { 22613 // Kick off a thread to report progress estimates 22614 new Thread() { 22615 @Override 22616 public void run() { 22617 while (true) { 22618 try { 22619 if (installedLatch.await(1, TimeUnit.SECONDS)) { 22620 break; 22621 } 22622 } catch (InterruptedException ignored) { 22623 } 22624 22625 final long deltaFreeBytes = startFreeBytes - measurePath.getUsableSpace(); 22626 final int progress = 10 + (int) MathUtils.constrain( 22627 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 22628 mMoveCallbacks.notifyStatusChanged(moveId, progress); 22629 } 22630 } 22631 }.start(); 22632 22633 final String dataAppName = codeFile.getName(); 22634 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 22635 dataAppName, appId, seinfo, targetSdkVersion); 22636 } else { 22637 move = null; 22638 } 22639 22640 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 22641 22642 final Message msg = mHandler.obtainMessage(INIT_COPY); 22643 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 22644 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 22645 installerPackageName, volumeUuid, null /*verificationInfo*/, user, 22646 packageAbiOverride, null /*grantedPermissions*/, null /*certificates*/, 22647 PackageManager.INSTALL_REASON_UNKNOWN); 22648 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 22649 msg.obj = params; 22650 22651 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 22652 System.identityHashCode(msg.obj)); 22653 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 22654 System.identityHashCode(msg.obj)); 22655 22656 mHandler.sendMessage(msg); 22657 } 22658 22659 @Override 22660 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 22661 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 22662 22663 final int realMoveId = mNextMoveId.getAndIncrement(); 22664 final Bundle extras = new Bundle(); 22665 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 22666 mMoveCallbacks.notifyCreated(realMoveId, extras); 22667 22668 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 22669 @Override 22670 public void onCreated(int moveId, Bundle extras) { 22671 // Ignored 22672 } 22673 22674 @Override 22675 public void onStatusChanged(int moveId, int status, long estMillis) { 22676 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 22677 } 22678 }; 22679 22680 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22681 storage.setPrimaryStorageUuid(volumeUuid, callback); 22682 return realMoveId; 22683 } 22684 22685 @Override 22686 public int getMoveStatus(int moveId) { 22687 mContext.enforceCallingOrSelfPermission( 22688 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22689 return mMoveCallbacks.mLastStatus.get(moveId); 22690 } 22691 22692 @Override 22693 public void registerMoveCallback(IPackageMoveObserver callback) { 22694 mContext.enforceCallingOrSelfPermission( 22695 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22696 mMoveCallbacks.register(callback); 22697 } 22698 22699 @Override 22700 public void unregisterMoveCallback(IPackageMoveObserver callback) { 22701 mContext.enforceCallingOrSelfPermission( 22702 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22703 mMoveCallbacks.unregister(callback); 22704 } 22705 22706 @Override 22707 public boolean setInstallLocation(int loc) { 22708 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 22709 null); 22710 if (getInstallLocation() == loc) { 22711 return true; 22712 } 22713 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 22714 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 22715 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 22716 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 22717 return true; 22718 } 22719 return false; 22720 } 22721 22722 @Override 22723 public int getInstallLocation() { 22724 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 22725 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 22726 PackageHelper.APP_INSTALL_AUTO); 22727 } 22728 22729 /** Called by UserManagerService */ 22730 void cleanUpUser(UserManagerService userManager, int userHandle) { 22731 synchronized (mPackages) { 22732 mDirtyUsers.remove(userHandle); 22733 mUserNeedsBadging.delete(userHandle); 22734 mSettings.removeUserLPw(userHandle); 22735 mPendingBroadcasts.remove(userHandle); 22736 mInstantAppRegistry.onUserRemovedLPw(userHandle); 22737 removeUnusedPackagesLPw(userManager, userHandle); 22738 } 22739 } 22740 22741 /** 22742 * We're removing userHandle and would like to remove any downloaded packages 22743 * that are no longer in use by any other user. 22744 * @param userHandle the user being removed 22745 */ 22746 private void removeUnusedPackagesLPw(UserManagerService userManager, final int userHandle) { 22747 final boolean DEBUG_CLEAN_APKS = false; 22748 int [] users = userManager.getUserIds(); 22749 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 22750 while (psit.hasNext()) { 22751 PackageSetting ps = psit.next(); 22752 if (ps.pkg == null) { 22753 continue; 22754 } 22755 final String packageName = ps.pkg.packageName; 22756 // Skip over if system app 22757 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 22758 continue; 22759 } 22760 if (DEBUG_CLEAN_APKS) { 22761 Slog.i(TAG, "Checking package " + packageName); 22762 } 22763 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 22764 if (keep) { 22765 if (DEBUG_CLEAN_APKS) { 22766 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 22767 } 22768 } else { 22769 for (int i = 0; i < users.length; i++) { 22770 if (users[i] != userHandle && ps.getInstalled(users[i])) { 22771 keep = true; 22772 if (DEBUG_CLEAN_APKS) { 22773 Slog.i(TAG, " Keeping package " + packageName + " for user " 22774 + users[i]); 22775 } 22776 break; 22777 } 22778 } 22779 } 22780 if (!keep) { 22781 if (DEBUG_CLEAN_APKS) { 22782 Slog.i(TAG, " Removing package " + packageName); 22783 } 22784 mHandler.post(new Runnable() { 22785 public void run() { 22786 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 22787 userHandle, 0); 22788 } //end run 22789 }); 22790 } 22791 } 22792 } 22793 22794 /** Called by UserManagerService */ 22795 void createNewUser(int userId, String[] disallowedPackages) { 22796 synchronized (mInstallLock) { 22797 mSettings.createNewUserLI(this, mInstaller, userId, disallowedPackages); 22798 } 22799 synchronized (mPackages) { 22800 scheduleWritePackageRestrictionsLocked(userId); 22801 scheduleWritePackageListLocked(userId); 22802 applyFactoryDefaultBrowserLPw(userId); 22803 primeDomainVerificationsLPw(userId); 22804 } 22805 } 22806 22807 void onNewUserCreated(final int userId) { 22808 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 22809 // If permission review for legacy apps is required, we represent 22810 // dagerous permissions for such apps as always granted runtime 22811 // permissions to keep per user flag state whether review is needed. 22812 // Hence, if a new user is added we have to propagate dangerous 22813 // permission grants for these legacy apps. 22814 if (mPermissionReviewRequired) { 22815 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 22816 | UPDATE_PERMISSIONS_REPLACE_ALL); 22817 } 22818 } 22819 22820 @Override 22821 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 22822 mContext.enforceCallingOrSelfPermission( 22823 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 22824 "Only package verification agents can read the verifier device identity"); 22825 22826 synchronized (mPackages) { 22827 return mSettings.getVerifierDeviceIdentityLPw(); 22828 } 22829 } 22830 22831 @Override 22832 public void setPermissionEnforced(String permission, boolean enforced) { 22833 // TODO: Now that we no longer change GID for storage, this should to away. 22834 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 22835 "setPermissionEnforced"); 22836 if (READ_EXTERNAL_STORAGE.equals(permission)) { 22837 synchronized (mPackages) { 22838 if (mSettings.mReadExternalStorageEnforced == null 22839 || mSettings.mReadExternalStorageEnforced != enforced) { 22840 mSettings.mReadExternalStorageEnforced = enforced; 22841 mSettings.writeLPr(); 22842 } 22843 } 22844 // kill any non-foreground processes so we restart them and 22845 // grant/revoke the GID. 22846 final IActivityManager am = ActivityManager.getService(); 22847 if (am != null) { 22848 final long token = Binder.clearCallingIdentity(); 22849 try { 22850 am.killProcessesBelowForeground("setPermissionEnforcement"); 22851 } catch (RemoteException e) { 22852 } finally { 22853 Binder.restoreCallingIdentity(token); 22854 } 22855 } 22856 } else { 22857 throw new IllegalArgumentException("No selective enforcement for " + permission); 22858 } 22859 } 22860 22861 @Override 22862 @Deprecated 22863 public boolean isPermissionEnforced(String permission) { 22864 return true; 22865 } 22866 22867 @Override 22868 public boolean isStorageLow() { 22869 final long token = Binder.clearCallingIdentity(); 22870 try { 22871 final DeviceStorageMonitorInternal 22872 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 22873 if (dsm != null) { 22874 return dsm.isMemoryLow(); 22875 } else { 22876 return false; 22877 } 22878 } finally { 22879 Binder.restoreCallingIdentity(token); 22880 } 22881 } 22882 22883 @Override 22884 public IPackageInstaller getPackageInstaller() { 22885 return mInstallerService; 22886 } 22887 22888 private boolean userNeedsBadging(int userId) { 22889 int index = mUserNeedsBadging.indexOfKey(userId); 22890 if (index < 0) { 22891 final UserInfo userInfo; 22892 final long token = Binder.clearCallingIdentity(); 22893 try { 22894 userInfo = sUserManager.getUserInfo(userId); 22895 } finally { 22896 Binder.restoreCallingIdentity(token); 22897 } 22898 final boolean b; 22899 if (userInfo != null && userInfo.isManagedProfile()) { 22900 b = true; 22901 } else { 22902 b = false; 22903 } 22904 mUserNeedsBadging.put(userId, b); 22905 return b; 22906 } 22907 return mUserNeedsBadging.valueAt(index); 22908 } 22909 22910 @Override 22911 public KeySet getKeySetByAlias(String packageName, String alias) { 22912 if (packageName == null || alias == null) { 22913 return null; 22914 } 22915 synchronized(mPackages) { 22916 final PackageParser.Package pkg = mPackages.get(packageName); 22917 if (pkg == null) { 22918 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22919 throw new IllegalArgumentException("Unknown package: " + packageName); 22920 } 22921 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22922 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 22923 } 22924 } 22925 22926 @Override 22927 public KeySet getSigningKeySet(String packageName) { 22928 if (packageName == null) { 22929 return null; 22930 } 22931 synchronized(mPackages) { 22932 final PackageParser.Package pkg = mPackages.get(packageName); 22933 if (pkg == null) { 22934 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22935 throw new IllegalArgumentException("Unknown package: " + packageName); 22936 } 22937 if (pkg.applicationInfo.uid != Binder.getCallingUid() 22938 && Process.SYSTEM_UID != Binder.getCallingUid()) { 22939 throw new SecurityException("May not access signing KeySet of other apps."); 22940 } 22941 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22942 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 22943 } 22944 } 22945 22946 @Override 22947 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 22948 if (packageName == null || ks == null) { 22949 return false; 22950 } 22951 synchronized(mPackages) { 22952 final PackageParser.Package pkg = mPackages.get(packageName); 22953 if (pkg == null) { 22954 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22955 throw new IllegalArgumentException("Unknown package: " + packageName); 22956 } 22957 IBinder ksh = ks.getToken(); 22958 if (ksh instanceof KeySetHandle) { 22959 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22960 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 22961 } 22962 return false; 22963 } 22964 } 22965 22966 @Override 22967 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 22968 if (packageName == null || ks == null) { 22969 return false; 22970 } 22971 synchronized(mPackages) { 22972 final PackageParser.Package pkg = mPackages.get(packageName); 22973 if (pkg == null) { 22974 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22975 throw new IllegalArgumentException("Unknown package: " + packageName); 22976 } 22977 IBinder ksh = ks.getToken(); 22978 if (ksh instanceof KeySetHandle) { 22979 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22980 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 22981 } 22982 return false; 22983 } 22984 } 22985 22986 private void deletePackageIfUnusedLPr(final String packageName) { 22987 PackageSetting ps = mSettings.mPackages.get(packageName); 22988 if (ps == null) { 22989 return; 22990 } 22991 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 22992 // TODO Implement atomic delete if package is unused 22993 // It is currently possible that the package will be deleted even if it is installed 22994 // after this method returns. 22995 mHandler.post(new Runnable() { 22996 public void run() { 22997 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 22998 0, PackageManager.DELETE_ALL_USERS); 22999 } 23000 }); 23001 } 23002 } 23003 23004 /** 23005 * Check and throw if the given before/after packages would be considered a 23006 * downgrade. 23007 */ 23008 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 23009 throws PackageManagerException { 23010 if (after.versionCode < before.mVersionCode) { 23011 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 23012 "Update version code " + after.versionCode + " is older than current " 23013 + before.mVersionCode); 23014 } else if (after.versionCode == before.mVersionCode) { 23015 if (after.baseRevisionCode < before.baseRevisionCode) { 23016 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 23017 "Update base revision code " + after.baseRevisionCode 23018 + " is older than current " + before.baseRevisionCode); 23019 } 23020 23021 if (!ArrayUtils.isEmpty(after.splitNames)) { 23022 for (int i = 0; i < after.splitNames.length; i++) { 23023 final String splitName = after.splitNames[i]; 23024 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 23025 if (j != -1) { 23026 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 23027 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 23028 "Update split " + splitName + " revision code " 23029 + after.splitRevisionCodes[i] + " is older than current " 23030 + before.splitRevisionCodes[j]); 23031 } 23032 } 23033 } 23034 } 23035 } 23036 } 23037 23038 private static class MoveCallbacks extends Handler { 23039 private static final int MSG_CREATED = 1; 23040 private static final int MSG_STATUS_CHANGED = 2; 23041 23042 private final RemoteCallbackList<IPackageMoveObserver> 23043 mCallbacks = new RemoteCallbackList<>(); 23044 23045 private final SparseIntArray mLastStatus = new SparseIntArray(); 23046 23047 public MoveCallbacks(Looper looper) { 23048 super(looper); 23049 } 23050 23051 public void register(IPackageMoveObserver callback) { 23052 mCallbacks.register(callback); 23053 } 23054 23055 public void unregister(IPackageMoveObserver callback) { 23056 mCallbacks.unregister(callback); 23057 } 23058 23059 @Override 23060 public void handleMessage(Message msg) { 23061 final SomeArgs args = (SomeArgs) msg.obj; 23062 final int n = mCallbacks.beginBroadcast(); 23063 for (int i = 0; i < n; i++) { 23064 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 23065 try { 23066 invokeCallback(callback, msg.what, args); 23067 } catch (RemoteException ignored) { 23068 } 23069 } 23070 mCallbacks.finishBroadcast(); 23071 args.recycle(); 23072 } 23073 23074 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 23075 throws RemoteException { 23076 switch (what) { 23077 case MSG_CREATED: { 23078 callback.onCreated(args.argi1, (Bundle) args.arg2); 23079 break; 23080 } 23081 case MSG_STATUS_CHANGED: { 23082 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 23083 break; 23084 } 23085 } 23086 } 23087 23088 private void notifyCreated(int moveId, Bundle extras) { 23089 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 23090 23091 final SomeArgs args = SomeArgs.obtain(); 23092 args.argi1 = moveId; 23093 args.arg2 = extras; 23094 obtainMessage(MSG_CREATED, args).sendToTarget(); 23095 } 23096 23097 private void notifyStatusChanged(int moveId, int status) { 23098 notifyStatusChanged(moveId, status, -1); 23099 } 23100 23101 private void notifyStatusChanged(int moveId, int status, long estMillis) { 23102 Slog.v(TAG, "Move " + moveId + " status " + status); 23103 23104 final SomeArgs args = SomeArgs.obtain(); 23105 args.argi1 = moveId; 23106 args.argi2 = status; 23107 args.arg3 = estMillis; 23108 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 23109 23110 synchronized (mLastStatus) { 23111 mLastStatus.put(moveId, status); 23112 } 23113 } 23114 } 23115 23116 private final static class OnPermissionChangeListeners extends Handler { 23117 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 23118 23119 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 23120 new RemoteCallbackList<>(); 23121 23122 public OnPermissionChangeListeners(Looper looper) { 23123 super(looper); 23124 } 23125 23126 @Override 23127 public void handleMessage(Message msg) { 23128 switch (msg.what) { 23129 case MSG_ON_PERMISSIONS_CHANGED: { 23130 final int uid = msg.arg1; 23131 handleOnPermissionsChanged(uid); 23132 } break; 23133 } 23134 } 23135 23136 public void addListenerLocked(IOnPermissionsChangeListener listener) { 23137 mPermissionListeners.register(listener); 23138 23139 } 23140 23141 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 23142 mPermissionListeners.unregister(listener); 23143 } 23144 23145 public void onPermissionsChanged(int uid) { 23146 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 23147 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 23148 } 23149 } 23150 23151 private void handleOnPermissionsChanged(int uid) { 23152 final int count = mPermissionListeners.beginBroadcast(); 23153 try { 23154 for (int i = 0; i < count; i++) { 23155 IOnPermissionsChangeListener callback = mPermissionListeners 23156 .getBroadcastItem(i); 23157 try { 23158 callback.onPermissionsChanged(uid); 23159 } catch (RemoteException e) { 23160 Log.e(TAG, "Permission listener is dead", e); 23161 } 23162 } 23163 } finally { 23164 mPermissionListeners.finishBroadcast(); 23165 } 23166 } 23167 } 23168 23169 private class PackageManagerInternalImpl extends PackageManagerInternal { 23170 @Override 23171 public void setLocationPackagesProvider(PackagesProvider provider) { 23172 synchronized (mPackages) { 23173 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 23174 } 23175 } 23176 23177 @Override 23178 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 23179 synchronized (mPackages) { 23180 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 23181 } 23182 } 23183 23184 @Override 23185 public void setSmsAppPackagesProvider(PackagesProvider provider) { 23186 synchronized (mPackages) { 23187 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 23188 } 23189 } 23190 23191 @Override 23192 public void setDialerAppPackagesProvider(PackagesProvider provider) { 23193 synchronized (mPackages) { 23194 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 23195 } 23196 } 23197 23198 @Override 23199 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 23200 synchronized (mPackages) { 23201 mDefaultPermissionPolicy.setSimCallManagerPackagesProviderLPw(provider); 23202 } 23203 } 23204 23205 @Override 23206 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 23207 synchronized (mPackages) { 23208 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 23209 } 23210 } 23211 23212 @Override 23213 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 23214 synchronized (mPackages) { 23215 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 23216 packageName, userId); 23217 } 23218 } 23219 23220 @Override 23221 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 23222 synchronized (mPackages) { 23223 mSettings.setDefaultDialerPackageNameLPw(packageName, userId); 23224 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 23225 packageName, userId); 23226 } 23227 } 23228 23229 @Override 23230 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 23231 synchronized (mPackages) { 23232 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManagerLPr( 23233 packageName, userId); 23234 } 23235 } 23236 23237 @Override 23238 public void setKeepUninstalledPackages(final List<String> packageList) { 23239 Preconditions.checkNotNull(packageList); 23240 List<String> removedFromList = null; 23241 synchronized (mPackages) { 23242 if (mKeepUninstalledPackages != null) { 23243 final int packagesCount = mKeepUninstalledPackages.size(); 23244 for (int i = 0; i < packagesCount; i++) { 23245 String oldPackage = mKeepUninstalledPackages.get(i); 23246 if (packageList != null && packageList.contains(oldPackage)) { 23247 continue; 23248 } 23249 if (removedFromList == null) { 23250 removedFromList = new ArrayList<>(); 23251 } 23252 removedFromList.add(oldPackage); 23253 } 23254 } 23255 mKeepUninstalledPackages = new ArrayList<>(packageList); 23256 if (removedFromList != null) { 23257 final int removedCount = removedFromList.size(); 23258 for (int i = 0; i < removedCount; i++) { 23259 deletePackageIfUnusedLPr(removedFromList.get(i)); 23260 } 23261 } 23262 } 23263 } 23264 23265 @Override 23266 public boolean isPermissionsReviewRequired(String packageName, int userId) { 23267 synchronized (mPackages) { 23268 // If we do not support permission review, done. 23269 if (!mPermissionReviewRequired) { 23270 return false; 23271 } 23272 23273 PackageSetting packageSetting = mSettings.mPackages.get(packageName); 23274 if (packageSetting == null) { 23275 return false; 23276 } 23277 23278 // Permission review applies only to apps not supporting the new permission model. 23279 if (packageSetting.pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.M) { 23280 return false; 23281 } 23282 23283 // Legacy apps have the permission and get user consent on launch. 23284 PermissionsState permissionsState = packageSetting.getPermissionsState(); 23285 return permissionsState.isPermissionReviewRequired(userId); 23286 } 23287 } 23288 23289 @Override 23290 public ApplicationInfo getApplicationInfo(String packageName, int userId) { 23291 return PackageManagerService.this.getApplicationInfo(packageName, 0 /*flags*/, userId); 23292 } 23293 23294 @Override 23295 public ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 23296 int userId) { 23297 return PackageManagerService.this.getHomeActivitiesAsUser(allHomeCandidates, userId); 23298 } 23299 23300 @Override 23301 public void setDeviceAndProfileOwnerPackages( 23302 int deviceOwnerUserId, String deviceOwnerPackage, 23303 SparseArray<String> profileOwnerPackages) { 23304 mProtectedPackages.setDeviceAndProfileOwnerPackages( 23305 deviceOwnerUserId, deviceOwnerPackage, profileOwnerPackages); 23306 } 23307 23308 @Override 23309 public boolean isPackageDataProtected(int userId, String packageName) { 23310 return mProtectedPackages.isPackageDataProtected(userId, packageName); 23311 } 23312 23313 @Override 23314 public boolean isPackageEphemeral(int userId, String packageName) { 23315 synchronized (mPackages) { 23316 final PackageSetting ps = mSettings.mPackages.get(packageName); 23317 return ps != null ? ps.getInstantApp(userId) : false; 23318 } 23319 } 23320 23321 @Override 23322 public boolean wasPackageEverLaunched(String packageName, int userId) { 23323 synchronized (mPackages) { 23324 return mSettings.wasPackageEverLaunchedLPr(packageName, userId); 23325 } 23326 } 23327 23328 @Override 23329 public void grantRuntimePermission(String packageName, String name, int userId, 23330 boolean overridePolicy) { 23331 PackageManagerService.this.grantRuntimePermission(packageName, name, userId, 23332 overridePolicy); 23333 } 23334 23335 @Override 23336 public void revokeRuntimePermission(String packageName, String name, int userId, 23337 boolean overridePolicy) { 23338 PackageManagerService.this.revokeRuntimePermission(packageName, name, userId, 23339 overridePolicy); 23340 } 23341 23342 @Override 23343 public String getNameForUid(int uid) { 23344 return PackageManagerService.this.getNameForUid(uid); 23345 } 23346 23347 @Override 23348 public void requestInstantAppResolutionPhaseTwo(AuxiliaryResolveInfo responseObj, 23349 Intent origIntent, String resolvedType, String callingPackage, int userId) { 23350 PackageManagerService.this.requestInstantAppResolutionPhaseTwo( 23351 responseObj, origIntent, resolvedType, callingPackage, userId); 23352 } 23353 23354 @Override 23355 public void grantEphemeralAccess(int userId, Intent intent, 23356 int targetAppId, int ephemeralAppId) { 23357 synchronized (mPackages) { 23358 mInstantAppRegistry.grantInstantAccessLPw(userId, intent, 23359 targetAppId, ephemeralAppId); 23360 } 23361 } 23362 23363 @Override 23364 public boolean isInstantAppInstallerComponent(ComponentName component) { 23365 synchronized (mPackages) { 23366 return mInstantAppInstallerActivity != null 23367 && mInstantAppInstallerActivity.getComponentName().equals(component); 23368 } 23369 } 23370 23371 @Override 23372 public void pruneInstantApps() { 23373 synchronized (mPackages) { 23374 mInstantAppRegistry.pruneInstantAppsLPw(); 23375 } 23376 } 23377 23378 @Override 23379 public String getSetupWizardPackageName() { 23380 return mSetupWizardPackage; 23381 } 23382 23383 public void setExternalSourcesPolicy(ExternalSourcesPolicy policy) { 23384 if (policy != null) { 23385 mExternalSourcesPolicy = policy; 23386 } 23387 } 23388 23389 @Override 23390 public boolean isPackagePersistent(String packageName) { 23391 synchronized (mPackages) { 23392 PackageParser.Package pkg = mPackages.get(packageName); 23393 return pkg != null 23394 ? ((pkg.applicationInfo.flags&(ApplicationInfo.FLAG_SYSTEM 23395 | ApplicationInfo.FLAG_PERSISTENT)) == 23396 (ApplicationInfo.FLAG_SYSTEM | ApplicationInfo.FLAG_PERSISTENT)) 23397 : false; 23398 } 23399 } 23400 23401 @Override 23402 public List<PackageInfo> getOverlayPackages(int userId) { 23403 final ArrayList<PackageInfo> overlayPackages = new ArrayList<PackageInfo>(); 23404 synchronized (mPackages) { 23405 for (PackageParser.Package p : mPackages.values()) { 23406 if (p.mOverlayTarget != null) { 23407 PackageInfo pkg = generatePackageInfo((PackageSetting)p.mExtras, 0, userId); 23408 if (pkg != null) { 23409 overlayPackages.add(pkg); 23410 } 23411 } 23412 } 23413 } 23414 return overlayPackages; 23415 } 23416 23417 @Override 23418 public List<String> getTargetPackageNames(int userId) { 23419 List<String> targetPackages = new ArrayList<>(); 23420 synchronized (mPackages) { 23421 for (PackageParser.Package p : mPackages.values()) { 23422 if (p.mOverlayTarget == null) { 23423 targetPackages.add(p.packageName); 23424 } 23425 } 23426 } 23427 return targetPackages; 23428 } 23429 23430 @Override 23431 public boolean setEnabledOverlayPackages(int userId, @NonNull String targetPackageName, 23432 @Nullable List<String> overlayPackageNames) { 23433 synchronized (mPackages) { 23434 if (targetPackageName == null || mPackages.get(targetPackageName) == null) { 23435 Slog.e(TAG, "failed to find package " + targetPackageName); 23436 return false; 23437 } 23438 23439 ArrayList<String> paths = null; 23440 if (overlayPackageNames != null) { 23441 final int N = overlayPackageNames.size(); 23442 paths = new ArrayList<>(N); 23443 for (int i = 0; i < N; i++) { 23444 final String packageName = overlayPackageNames.get(i); 23445 final PackageParser.Package pkg = mPackages.get(packageName); 23446 if (pkg == null) { 23447 Slog.e(TAG, "failed to find package " + packageName); 23448 return false; 23449 } 23450 paths.add(pkg.baseCodePath); 23451 } 23452 } 23453 23454 ArrayMap<String, ArrayList<String>> userSpecificOverlays = 23455 mEnabledOverlayPaths.get(userId); 23456 if (userSpecificOverlays == null) { 23457 userSpecificOverlays = new ArrayMap<>(); 23458 mEnabledOverlayPaths.put(userId, userSpecificOverlays); 23459 } 23460 23461 if (paths != null && paths.size() > 0) { 23462 userSpecificOverlays.put(targetPackageName, paths); 23463 } else { 23464 userSpecificOverlays.remove(targetPackageName); 23465 } 23466 return true; 23467 } 23468 } 23469 23470 @Override 23471 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 23472 int flags, int userId) { 23473 return resolveIntentInternal( 23474 intent, resolvedType, flags, userId, true /*includeInstantApps*/); 23475 } 23476 23477 @Override 23478 public ResolveInfo resolveService(Intent intent, String resolvedType, 23479 int flags, int userId, int callingUid) { 23480 return resolveServiceInternal( 23481 intent, resolvedType, flags, userId, callingUid, true /*includeInstantApps*/); 23482 } 23483 23484 @Override 23485 public void addIsolatedUid(int isolatedUid, int ownerUid) { 23486 synchronized (mPackages) { 23487 mIsolatedOwners.put(isolatedUid, ownerUid); 23488 } 23489 } 23490 23491 @Override 23492 public void removeIsolatedUid(int isolatedUid) { 23493 synchronized (mPackages) { 23494 mIsolatedOwners.delete(isolatedUid); 23495 } 23496 } 23497 } 23498 23499 @Override 23500 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 23501 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 23502 synchronized (mPackages) { 23503 final long identity = Binder.clearCallingIdentity(); 23504 try { 23505 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 23506 packageNames, userId); 23507 } finally { 23508 Binder.restoreCallingIdentity(identity); 23509 } 23510 } 23511 } 23512 23513 @Override 23514 public void grantDefaultPermissionsToEnabledImsServices(String[] packageNames, int userId) { 23515 enforceSystemOrPhoneCaller("grantDefaultPermissionsToEnabledImsServices"); 23516 synchronized (mPackages) { 23517 final long identity = Binder.clearCallingIdentity(); 23518 try { 23519 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledImsServicesLPr( 23520 packageNames, userId); 23521 } finally { 23522 Binder.restoreCallingIdentity(identity); 23523 } 23524 } 23525 } 23526 23527 private static void enforceSystemOrPhoneCaller(String tag) { 23528 int callingUid = Binder.getCallingUid(); 23529 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 23530 throw new SecurityException( 23531 "Cannot call " + tag + " from UID " + callingUid); 23532 } 23533 } 23534 23535 boolean isHistoricalPackageUsageAvailable() { 23536 return mPackageUsage.isHistoricalPackageUsageAvailable(); 23537 } 23538 23539 /** 23540 * Return a <b>copy</b> of the collection of packages known to the package manager. 23541 * @return A copy of the values of mPackages. 23542 */ 23543 Collection<PackageParser.Package> getPackages() { 23544 synchronized (mPackages) { 23545 return new ArrayList<>(mPackages.values()); 23546 } 23547 } 23548 23549 /** 23550 * Logs process start information (including base APK hash) to the security log. 23551 * @hide 23552 */ 23553 public void logAppProcessStartIfNeeded(String processName, int uid, String seinfo, 23554 String apkFile, int pid) { 23555 if (!SecurityLog.isLoggingEnabled()) { 23556 return; 23557 } 23558 Bundle data = new Bundle(); 23559 data.putLong("startTimestamp", System.currentTimeMillis()); 23560 data.putString("processName", processName); 23561 data.putInt("uid", uid); 23562 data.putString("seinfo", seinfo); 23563 data.putString("apkFile", apkFile); 23564 data.putInt("pid", pid); 23565 Message msg = mProcessLoggingHandler.obtainMessage( 23566 ProcessLoggingHandler.LOG_APP_PROCESS_START_MSG); 23567 msg.setData(data); 23568 mProcessLoggingHandler.sendMessage(msg); 23569 } 23570 23571 public CompilerStats.PackageStats getCompilerPackageStats(String pkgName) { 23572 return mCompilerStats.getPackageStats(pkgName); 23573 } 23574 23575 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(PackageParser.Package pkg) { 23576 return getOrCreateCompilerPackageStats(pkg.packageName); 23577 } 23578 23579 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(String pkgName) { 23580 return mCompilerStats.getOrCreatePackageStats(pkgName); 23581 } 23582 23583 public void deleteCompilerPackageStats(String pkgName) { 23584 mCompilerStats.deletePackageStats(pkgName); 23585 } 23586 23587 @Override 23588 public int getInstallReason(String packageName, int userId) { 23589 enforceCrossUserPermission(Binder.getCallingUid(), userId, 23590 true /* requireFullPermission */, false /* checkShell */, 23591 "get install reason"); 23592 synchronized (mPackages) { 23593 final PackageSetting ps = mSettings.mPackages.get(packageName); 23594 if (ps != null) { 23595 return ps.getInstallReason(userId); 23596 } 23597 } 23598 return PackageManager.INSTALL_REASON_UNKNOWN; 23599 } 23600 23601 @Override 23602 public boolean canRequestPackageInstalls(String packageName, int userId) { 23603 int callingUid = Binder.getCallingUid(); 23604 int uid = getPackageUid(packageName, 0, userId); 23605 if (callingUid != uid && callingUid != Process.ROOT_UID 23606 && callingUid != Process.SYSTEM_UID) { 23607 throw new SecurityException( 23608 "Caller uid " + callingUid + " does not own package " + packageName); 23609 } 23610 ApplicationInfo info = getApplicationInfo(packageName, 0, userId); 23611 if (info == null) { 23612 return false; 23613 } 23614 if (info.targetSdkVersion < Build.VERSION_CODES.O) { 23615 throw new UnsupportedOperationException( 23616 "Operation only supported on apps targeting Android O or higher"); 23617 } 23618 String appOpPermission = Manifest.permission.REQUEST_INSTALL_PACKAGES; 23619 String[] packagesDeclaringPermission = getAppOpPermissionPackages(appOpPermission); 23620 if (!ArrayUtils.contains(packagesDeclaringPermission, packageName)) { 23621 throw new SecurityException("Need to declare " + appOpPermission + " to call this api"); 23622 } 23623 if (sUserManager.hasUserRestriction(UserManager.DISALLOW_INSTALL_UNKNOWN_SOURCES, userId)) { 23624 return false; 23625 } 23626 if (mExternalSourcesPolicy != null) { 23627 int isTrusted = mExternalSourcesPolicy.getPackageTrustedToInstallApps(packageName, uid); 23628 if (isTrusted != PackageManagerInternal.ExternalSourcesPolicy.USER_DEFAULT) { 23629 return isTrusted == PackageManagerInternal.ExternalSourcesPolicy.USER_TRUSTED; 23630 } 23631 } 23632 return checkUidPermission(appOpPermission, uid) == PERMISSION_GRANTED; 23633 } 23634 23635 @Override 23636 public ComponentName getInstantAppResolverSettingsComponent() { 23637 return mInstantAppResolverSettingsComponent; 23638 } 23639} 23640