PackageManagerService.java revision 7c4c55dcb6d386fb3843069a02c177df66df09c7
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.MANAGE_PROFILE_AND_DEVICE_OWNERS; 22import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 23import static android.Manifest.permission.REQUEST_DELETE_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_SANDBOX_VERSION_DOWNGRADE; 53import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 54import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 55import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 56import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 57import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 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_LOCKED_USER; 80import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 81import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 82import static android.content.pm.PackageManager.PERMISSION_DENIED; 83import static android.content.pm.PackageManager.PERMISSION_GRANTED; 84import static android.content.pm.PackageParser.PARSE_IS_OEM; 85import static android.content.pm.PackageParser.PARSE_IS_PRIVILEGED; 86import static android.content.pm.PackageParser.isApkFile; 87import static android.os.Trace.TRACE_TAG_PACKAGE_MANAGER; 88import static android.os.storage.StorageManager.FLAG_STORAGE_CE; 89import static android.os.storage.StorageManager.FLAG_STORAGE_DE; 90import static android.system.OsConstants.O_CREAT; 91import static android.system.OsConstants.O_RDWR; 92 93import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 94import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_PARENT; 95import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 96import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 97import static com.android.internal.util.ArrayUtils.appendInt; 98import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 99import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 100import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 101import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 102import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 103import static com.android.server.pm.PackageManagerServiceCompilerMapping.getCompilerFilterForReason; 104import static com.android.server.pm.PackageManagerServiceCompilerMapping.getDefaultCompilerFilter; 105import static com.android.server.pm.PackageManagerServiceUtils.compareSignatures; 106import static com.android.server.pm.PackageManagerServiceUtils.compressedFileExists; 107import static com.android.server.pm.PackageManagerServiceUtils.decompressFile; 108import static com.android.server.pm.PackageManagerServiceUtils.deriveAbiOverride; 109import static com.android.server.pm.PackageManagerServiceUtils.dumpCriticalInfo; 110import static com.android.server.pm.PackageManagerServiceUtils.getCompressedFiles; 111import static com.android.server.pm.PackageManagerServiceUtils.getLastModifiedTime; 112import static com.android.server.pm.PackageManagerServiceUtils.logCriticalInfo; 113import static com.android.server.pm.PackageManagerServiceUtils.verifySignatures; 114import static com.android.server.pm.permission.PermissionsState.PERMISSION_OPERATION_FAILURE; 115import static com.android.server.pm.permission.PermissionsState.PERMISSION_OPERATION_SUCCESS; 116import static com.android.server.pm.permission.PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED; 117import static dalvik.system.DexFile.getNonProfileGuidedCompilerFilter; 118 119import android.Manifest; 120import android.annotation.IntDef; 121import android.annotation.NonNull; 122import android.annotation.Nullable; 123import android.app.ActivityManager; 124import android.app.AppOpsManager; 125import android.app.IActivityManager; 126import android.app.ResourcesManager; 127import android.app.admin.IDevicePolicyManager; 128import android.app.admin.SecurityLog; 129import android.app.backup.IBackupManager; 130import android.content.BroadcastReceiver; 131import android.content.ComponentName; 132import android.content.ContentResolver; 133import android.content.Context; 134import android.content.IIntentReceiver; 135import android.content.Intent; 136import android.content.IntentFilter; 137import android.content.IntentSender; 138import android.content.IntentSender.SendIntentException; 139import android.content.ServiceConnection; 140import android.content.pm.ActivityInfo; 141import android.content.pm.ApplicationInfo; 142import android.content.pm.AppsQueryHelper; 143import android.content.pm.AuxiliaryResolveInfo; 144import android.content.pm.ChangedPackages; 145import android.content.pm.ComponentInfo; 146import android.content.pm.FallbackCategoryProvider; 147import android.content.pm.FeatureInfo; 148import android.content.pm.IDexModuleRegisterCallback; 149import android.content.pm.IOnPermissionsChangeListener; 150import android.content.pm.IPackageDataObserver; 151import android.content.pm.IPackageDeleteObserver; 152import android.content.pm.IPackageDeleteObserver2; 153import android.content.pm.IPackageInstallObserver2; 154import android.content.pm.IPackageInstaller; 155import android.content.pm.IPackageManager; 156import android.content.pm.IPackageManagerNative; 157import android.content.pm.IPackageMoveObserver; 158import android.content.pm.IPackageStatsObserver; 159import android.content.pm.InstantAppInfo; 160import android.content.pm.InstantAppRequest; 161import android.content.pm.InstantAppResolveInfo; 162import android.content.pm.InstrumentationInfo; 163import android.content.pm.IntentFilterVerificationInfo; 164import android.content.pm.KeySet; 165import android.content.pm.PackageCleanItem; 166import android.content.pm.PackageInfo; 167import android.content.pm.PackageInfoLite; 168import android.content.pm.PackageInstaller; 169import android.content.pm.PackageManager; 170import android.content.pm.PackageManagerInternal; 171import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 172import android.content.pm.PackageParser; 173import android.content.pm.PackageParser.ActivityIntentInfo; 174import android.content.pm.PackageParser.Package; 175import android.content.pm.PackageParser.PackageLite; 176import android.content.pm.PackageParser.PackageParserException; 177import android.content.pm.PackageStats; 178import android.content.pm.PackageUserState; 179import android.content.pm.ParceledListSlice; 180import android.content.pm.PermissionGroupInfo; 181import android.content.pm.PermissionInfo; 182import android.content.pm.ProviderInfo; 183import android.content.pm.ResolveInfo; 184import android.content.pm.ServiceInfo; 185import android.content.pm.SharedLibraryInfo; 186import android.content.pm.Signature; 187import android.content.pm.UserInfo; 188import android.content.pm.VerifierDeviceIdentity; 189import android.content.pm.VerifierInfo; 190import android.content.pm.VersionedPackage; 191import android.content.res.Resources; 192import android.database.ContentObserver; 193import android.graphics.Bitmap; 194import android.hardware.display.DisplayManager; 195import android.net.Uri; 196import android.os.Binder; 197import android.os.Build; 198import android.os.Bundle; 199import android.os.Debug; 200import android.os.Environment; 201import android.os.Environment.UserEnvironment; 202import android.os.FileUtils; 203import android.os.Handler; 204import android.os.IBinder; 205import android.os.Looper; 206import android.os.Message; 207import android.os.Parcel; 208import android.os.ParcelFileDescriptor; 209import android.os.PatternMatcher; 210import android.os.Process; 211import android.os.RemoteCallbackList; 212import android.os.RemoteException; 213import android.os.ResultReceiver; 214import android.os.SELinux; 215import android.os.ServiceManager; 216import android.os.ShellCallback; 217import android.os.SystemClock; 218import android.os.SystemProperties; 219import android.os.Trace; 220import android.os.UserHandle; 221import android.os.UserManager; 222import android.os.UserManagerInternal; 223import android.os.storage.IStorageManager; 224import android.os.storage.StorageEventListener; 225import android.os.storage.StorageManager; 226import android.os.storage.StorageManagerInternal; 227import android.os.storage.VolumeInfo; 228import android.os.storage.VolumeRecord; 229import android.provider.Settings.Global; 230import android.provider.Settings.Secure; 231import android.security.KeyStore; 232import android.security.SystemKeyStore; 233import android.service.pm.PackageServiceDumpProto; 234import android.system.ErrnoException; 235import android.system.Os; 236import android.text.TextUtils; 237import android.text.format.DateUtils; 238import android.util.ArrayMap; 239import android.util.ArraySet; 240import android.util.Base64; 241import android.util.DisplayMetrics; 242import android.util.EventLog; 243import android.util.ExceptionUtils; 244import android.util.Log; 245import android.util.LogPrinter; 246import android.util.MathUtils; 247import android.util.PackageUtils; 248import android.util.Pair; 249import android.util.PrintStreamPrinter; 250import android.util.Slog; 251import android.util.SparseArray; 252import android.util.SparseBooleanArray; 253import android.util.SparseIntArray; 254import android.util.TimingsTraceLog; 255import android.util.Xml; 256import android.util.jar.StrictJarFile; 257import android.util.proto.ProtoOutputStream; 258import android.view.Display; 259 260import com.android.internal.R; 261import com.android.internal.annotations.GuardedBy; 262import com.android.internal.app.IMediaContainerService; 263import com.android.internal.app.ResolverActivity; 264import com.android.internal.content.NativeLibraryHelper; 265import com.android.internal.content.PackageHelper; 266import com.android.internal.logging.MetricsLogger; 267import com.android.internal.logging.nano.MetricsProto.MetricsEvent; 268import com.android.internal.os.IParcelFileDescriptorFactory; 269import com.android.internal.os.RoSystemProperties; 270import com.android.internal.os.SomeArgs; 271import com.android.internal.os.Zygote; 272import com.android.internal.telephony.CarrierAppUtils; 273import com.android.internal.util.ArrayUtils; 274import com.android.internal.util.ConcurrentUtils; 275import com.android.internal.util.DumpUtils; 276import com.android.internal.util.FastPrintWriter; 277import com.android.internal.util.FastXmlSerializer; 278import com.android.internal.util.IndentingPrintWriter; 279import com.android.internal.util.Preconditions; 280import com.android.internal.util.XmlUtils; 281import com.android.server.AttributeCache; 282import com.android.server.DeviceIdleController; 283import com.android.server.EventLogTags; 284import com.android.server.FgThread; 285import com.android.server.IntentResolver; 286import com.android.server.LocalServices; 287import com.android.server.LockGuard; 288import com.android.server.ServiceThread; 289import com.android.server.SystemConfig; 290import com.android.server.SystemServerInitThreadPool; 291import com.android.server.Watchdog; 292import com.android.server.net.NetworkPolicyManagerInternal; 293import com.android.server.pm.Installer.InstallerException; 294import com.android.server.pm.Settings.DatabaseVersion; 295import com.android.server.pm.Settings.VersionInfo; 296import com.android.server.pm.dex.DexManager; 297import com.android.server.pm.dex.DexoptOptions; 298import com.android.server.pm.dex.PackageDexUsage; 299import com.android.server.pm.permission.BasePermission; 300import com.android.server.pm.permission.DefaultPermissionGrantPolicy; 301import com.android.server.pm.permission.PermissionManagerService; 302import com.android.server.pm.permission.PermissionManagerInternal; 303import com.android.server.pm.permission.DefaultPermissionGrantPolicy.DefaultPermissionGrantedCallback; 304import com.android.server.pm.permission.PermissionManagerInternal.PermissionCallback; 305import com.android.server.pm.permission.PermissionsState; 306import com.android.server.pm.permission.PermissionsState.PermissionState; 307import com.android.server.storage.DeviceStorageMonitorInternal; 308 309import dalvik.system.CloseGuard; 310import dalvik.system.DexFile; 311import dalvik.system.VMRuntime; 312 313import libcore.io.IoUtils; 314import libcore.io.Streams; 315import libcore.util.EmptyArray; 316 317import org.xmlpull.v1.XmlPullParser; 318import org.xmlpull.v1.XmlPullParserException; 319import org.xmlpull.v1.XmlSerializer; 320 321import java.io.BufferedOutputStream; 322import java.io.BufferedReader; 323import java.io.ByteArrayInputStream; 324import java.io.ByteArrayOutputStream; 325import java.io.File; 326import java.io.FileDescriptor; 327import java.io.FileInputStream; 328import java.io.FileOutputStream; 329import java.io.FileReader; 330import java.io.FilenameFilter; 331import java.io.IOException; 332import java.io.InputStream; 333import java.io.OutputStream; 334import java.io.PrintWriter; 335import java.lang.annotation.Retention; 336import java.lang.annotation.RetentionPolicy; 337import java.nio.charset.StandardCharsets; 338import java.security.DigestInputStream; 339import java.security.MessageDigest; 340import java.security.NoSuchAlgorithmException; 341import java.security.PublicKey; 342import java.security.SecureRandom; 343import java.security.cert.Certificate; 344import java.security.cert.CertificateEncodingException; 345import java.security.cert.CertificateException; 346import java.text.SimpleDateFormat; 347import java.util.ArrayList; 348import java.util.Arrays; 349import java.util.Collection; 350import java.util.Collections; 351import java.util.Comparator; 352import java.util.Date; 353import java.util.HashMap; 354import java.util.HashSet; 355import java.util.Iterator; 356import java.util.LinkedHashSet; 357import java.util.List; 358import java.util.Map; 359import java.util.Objects; 360import java.util.Set; 361import java.util.concurrent.CountDownLatch; 362import java.util.concurrent.Future; 363import java.util.concurrent.TimeUnit; 364import java.util.concurrent.atomic.AtomicBoolean; 365import java.util.concurrent.atomic.AtomicInteger; 366import java.util.zip.GZIPInputStream; 367 368/** 369 * Keep track of all those APKs everywhere. 370 * <p> 371 * Internally there are two important locks: 372 * <ul> 373 * <li>{@link #mPackages} is used to guard all in-memory parsed package details 374 * and other related state. It is a fine-grained lock that should only be held 375 * momentarily, as it's one of the most contended locks in the system. 376 * <li>{@link #mInstallLock} is used to guard all {@code installd} access, whose 377 * operations typically involve heavy lifting of application data on disk. Since 378 * {@code installd} is single-threaded, and it's operations can often be slow, 379 * this lock should never be acquired while already holding {@link #mPackages}. 380 * Conversely, it's safe to acquire {@link #mPackages} momentarily while already 381 * holding {@link #mInstallLock}. 382 * </ul> 383 * Many internal methods rely on the caller to hold the appropriate locks, and 384 * this contract is expressed through method name suffixes: 385 * <ul> 386 * <li>fooLI(): the caller must hold {@link #mInstallLock} 387 * <li>fooLIF(): the caller must hold {@link #mInstallLock} and the package 388 * being modified must be frozen 389 * <li>fooLPr(): the caller must hold {@link #mPackages} for reading 390 * <li>fooLPw(): the caller must hold {@link #mPackages} for writing 391 * </ul> 392 * <p> 393 * Because this class is very central to the platform's security; please run all 394 * CTS and unit tests whenever making modifications: 395 * 396 * <pre> 397 * $ runtest -c android.content.pm.PackageManagerTests frameworks-core 398 * $ cts-tradefed run commandAndExit cts -m CtsAppSecurityHostTestCases 399 * </pre> 400 */ 401public class PackageManagerService extends IPackageManager.Stub 402 implements PackageSender { 403 static final String TAG = "PackageManager"; 404 public static final boolean DEBUG_SETTINGS = false; 405 static final boolean DEBUG_PREFERRED = false; 406 static final boolean DEBUG_UPGRADE = false; 407 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 408 private static final boolean DEBUG_BACKUP = false; 409 public static final boolean DEBUG_INSTALL = false; 410 public static final boolean DEBUG_REMOVE = false; 411 private static final boolean DEBUG_BROADCASTS = false; 412 private static final boolean DEBUG_SHOW_INFO = false; 413 private static final boolean DEBUG_PACKAGE_INFO = false; 414 private static final boolean DEBUG_INTENT_MATCHING = false; 415 public static final boolean DEBUG_PACKAGE_SCANNING = false; 416 private static final boolean DEBUG_VERIFY = false; 417 private static final boolean DEBUG_FILTERS = false; 418 public static final boolean DEBUG_PERMISSIONS = false; 419 private static final boolean DEBUG_SHARED_LIBRARIES = false; 420 public static final boolean DEBUG_COMPRESSION = Build.IS_DEBUGGABLE; 421 422 // Debug output for dexopting. This is shared between PackageManagerService, OtaDexoptService 423 // and PackageDexOptimizer. All these classes have their own flag to allow switching a single 424 // user, but by default initialize to this. 425 public static final boolean DEBUG_DEXOPT = false; 426 427 private static final boolean DEBUG_ABI_SELECTION = false; 428 private static final boolean DEBUG_EPHEMERAL = Build.IS_DEBUGGABLE; 429 private static final boolean DEBUG_TRIAGED_MISSING = false; 430 private static final boolean DEBUG_APP_DATA = false; 431 432 /** REMOVE. According to Svet, this was only used to reset permissions during development. */ 433 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = false; 434 435 private static final boolean HIDE_EPHEMERAL_APIS = false; 436 437 private static final boolean ENABLE_FREE_CACHE_V2 = 438 SystemProperties.getBoolean("fw.free_cache_v2", true); 439 440 private static final int RADIO_UID = Process.PHONE_UID; 441 private static final int LOG_UID = Process.LOG_UID; 442 private static final int NFC_UID = Process.NFC_UID; 443 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 444 private static final int SHELL_UID = Process.SHELL_UID; 445 446 // Suffix used during package installation when copying/moving 447 // package apks to install directory. 448 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 449 450 static final int SCAN_NO_DEX = 1<<1; 451 static final int SCAN_FORCE_DEX = 1<<2; 452 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 453 static final int SCAN_NEW_INSTALL = 1<<4; 454 static final int SCAN_UPDATE_TIME = 1<<5; 455 static final int SCAN_BOOTING = 1<<6; 456 static final int SCAN_TRUSTED_OVERLAY = 1<<7; 457 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<8; 458 static final int SCAN_REPLACING = 1<<9; 459 static final int SCAN_REQUIRE_KNOWN = 1<<10; 460 static final int SCAN_MOVE = 1<<11; 461 static final int SCAN_INITIAL = 1<<12; 462 static final int SCAN_CHECK_ONLY = 1<<13; 463 static final int SCAN_DONT_KILL_APP = 1<<14; 464 static final int SCAN_IGNORE_FROZEN = 1<<15; 465 static final int SCAN_FIRST_BOOT_OR_UPGRADE = 1<<16; 466 static final int SCAN_AS_INSTANT_APP = 1<<17; 467 static final int SCAN_AS_FULL_APP = 1<<18; 468 static final int SCAN_AS_VIRTUAL_PRELOAD = 1<<19; 469 /** Should not be with the scan flags */ 470 static final int FLAGS_REMOVE_CHATTY = 1<<31; 471 472 private static final String STATIC_SHARED_LIB_DELIMITER = "_"; 473 /** Extension of the compressed packages */ 474 public final static String COMPRESSED_EXTENSION = ".gz"; 475 /** Suffix of stub packages on the system partition */ 476 public final static String STUB_SUFFIX = "-Stub"; 477 478 private static final int[] EMPTY_INT_ARRAY = new int[0]; 479 480 private static final int TYPE_UNKNOWN = 0; 481 private static final int TYPE_ACTIVITY = 1; 482 private static final int TYPE_RECEIVER = 2; 483 private static final int TYPE_SERVICE = 3; 484 private static final int TYPE_PROVIDER = 4; 485 @IntDef(prefix = { "TYPE_" }, value = { 486 TYPE_UNKNOWN, 487 TYPE_ACTIVITY, 488 TYPE_RECEIVER, 489 TYPE_SERVICE, 490 TYPE_PROVIDER, 491 }) 492 @Retention(RetentionPolicy.SOURCE) 493 public @interface ComponentType {} 494 495 /** 496 * Timeout (in milliseconds) after which the watchdog should declare that 497 * our handler thread is wedged. The usual default for such things is one 498 * minute but we sometimes do very lengthy I/O operations on this thread, 499 * such as installing multi-gigabyte applications, so ours needs to be longer. 500 */ 501 static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 502 503 /** 504 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 505 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 506 * settings entry if available, otherwise we use the hardcoded default. If it's been 507 * more than this long since the last fstrim, we force one during the boot sequence. 508 * 509 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 510 * one gets run at the next available charging+idle time. This final mandatory 511 * no-fstrim check kicks in only of the other scheduling criteria is never met. 512 */ 513 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 514 515 /** 516 * Whether verification is enabled by default. 517 */ 518 private static final boolean DEFAULT_VERIFY_ENABLE = true; 519 520 /** 521 * The default maximum time to wait for the verification agent to return in 522 * milliseconds. 523 */ 524 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 525 526 /** 527 * The default response for package verification timeout. 528 * 529 * This can be either PackageManager.VERIFICATION_ALLOW or 530 * PackageManager.VERIFICATION_REJECT. 531 */ 532 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 533 534 public static final String PLATFORM_PACKAGE_NAME = "android"; 535 536 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 537 538 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 539 DEFAULT_CONTAINER_PACKAGE, 540 "com.android.defcontainer.DefaultContainerService"); 541 542 private static final String KILL_APP_REASON_GIDS_CHANGED = 543 "permission grant or revoke changed gids"; 544 545 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 546 "permissions revoked"; 547 548 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 549 550 private static final String PACKAGE_SCHEME = "package"; 551 552 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 553 554 /** Canonical intent used to identify what counts as a "web browser" app */ 555 private static final Intent sBrowserIntent; 556 static { 557 sBrowserIntent = new Intent(); 558 sBrowserIntent.setAction(Intent.ACTION_VIEW); 559 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 560 sBrowserIntent.setData(Uri.parse("http:")); 561 } 562 563 /** 564 * The set of all protected actions [i.e. those actions for which a high priority 565 * intent filter is disallowed]. 566 */ 567 private static final Set<String> PROTECTED_ACTIONS = new ArraySet<>(); 568 static { 569 PROTECTED_ACTIONS.add(Intent.ACTION_SEND); 570 PROTECTED_ACTIONS.add(Intent.ACTION_SENDTO); 571 PROTECTED_ACTIONS.add(Intent.ACTION_SEND_MULTIPLE); 572 PROTECTED_ACTIONS.add(Intent.ACTION_VIEW); 573 } 574 575 // Compilation reasons. 576 public static final int REASON_FIRST_BOOT = 0; 577 public static final int REASON_BOOT = 1; 578 public static final int REASON_INSTALL = 2; 579 public static final int REASON_BACKGROUND_DEXOPT = 3; 580 public static final int REASON_AB_OTA = 4; 581 public static final int REASON_INACTIVE_PACKAGE_DOWNGRADE = 5; 582 public static final int REASON_SHARED = 6; 583 584 public static final int REASON_LAST = REASON_SHARED; 585 586 /** All dangerous permission names in the same order as the events in MetricsEvent */ 587 private static final List<String> ALL_DANGEROUS_PERMISSIONS = Arrays.asList( 588 Manifest.permission.READ_CALENDAR, 589 Manifest.permission.WRITE_CALENDAR, 590 Manifest.permission.CAMERA, 591 Manifest.permission.READ_CONTACTS, 592 Manifest.permission.WRITE_CONTACTS, 593 Manifest.permission.GET_ACCOUNTS, 594 Manifest.permission.ACCESS_FINE_LOCATION, 595 Manifest.permission.ACCESS_COARSE_LOCATION, 596 Manifest.permission.RECORD_AUDIO, 597 Manifest.permission.READ_PHONE_STATE, 598 Manifest.permission.CALL_PHONE, 599 Manifest.permission.READ_CALL_LOG, 600 Manifest.permission.WRITE_CALL_LOG, 601 Manifest.permission.ADD_VOICEMAIL, 602 Manifest.permission.USE_SIP, 603 Manifest.permission.PROCESS_OUTGOING_CALLS, 604 Manifest.permission.READ_CELL_BROADCASTS, 605 Manifest.permission.BODY_SENSORS, 606 Manifest.permission.SEND_SMS, 607 Manifest.permission.RECEIVE_SMS, 608 Manifest.permission.READ_SMS, 609 Manifest.permission.RECEIVE_WAP_PUSH, 610 Manifest.permission.RECEIVE_MMS, 611 Manifest.permission.READ_EXTERNAL_STORAGE, 612 Manifest.permission.WRITE_EXTERNAL_STORAGE, 613 Manifest.permission.READ_PHONE_NUMBERS, 614 Manifest.permission.ANSWER_PHONE_CALLS); 615 616 617 /** 618 * Version number for the package parser cache. Increment this whenever the format or 619 * extent of cached data changes. See {@code PackageParser#setCacheDir}. 620 */ 621 private static final String PACKAGE_PARSER_CACHE_VERSION = "1"; 622 623 /** 624 * Whether the package parser cache is enabled. 625 */ 626 private static final boolean DEFAULT_PACKAGE_PARSER_CACHE_ENABLED = true; 627 628 final ServiceThread mHandlerThread; 629 630 final PackageHandler mHandler; 631 632 private final ProcessLoggingHandler mProcessLoggingHandler; 633 634 /** 635 * Messages for {@link #mHandler} that need to wait for system ready before 636 * being dispatched. 637 */ 638 private ArrayList<Message> mPostSystemReadyMessages; 639 640 final int mSdkVersion = Build.VERSION.SDK_INT; 641 642 final Context mContext; 643 final boolean mFactoryTest; 644 final boolean mOnlyCore; 645 final DisplayMetrics mMetrics; 646 final int mDefParseFlags; 647 final String[] mSeparateProcesses; 648 final boolean mIsUpgrade; 649 final boolean mIsPreNUpgrade; 650 final boolean mIsPreNMR1Upgrade; 651 652 // Have we told the Activity Manager to whitelist the default container service by uid yet? 653 @GuardedBy("mPackages") 654 boolean mDefaultContainerWhitelisted = false; 655 656 @GuardedBy("mPackages") 657 private boolean mDexOptDialogShown; 658 659 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 660 // LOCK HELD. Can be called with mInstallLock held. 661 @GuardedBy("mInstallLock") 662 final Installer mInstaller; 663 664 /** Directory where installed third-party apps stored */ 665 final File mAppInstallDir; 666 667 /** 668 * Directory to which applications installed internally have their 669 * 32 bit native libraries copied. 670 */ 671 private File mAppLib32InstallDir; 672 673 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 674 // apps. 675 final File mDrmAppPrivateInstallDir; 676 677 // ---------------------------------------------------------------- 678 679 // Lock for state used when installing and doing other long running 680 // operations. Methods that must be called with this lock held have 681 // the suffix "LI". 682 final Object mInstallLock = new Object(); 683 684 // ---------------------------------------------------------------- 685 686 // Keys are String (package name), values are Package. This also serves 687 // as the lock for the global state. Methods that must be called with 688 // this lock held have the prefix "LP". 689 @GuardedBy("mPackages") 690 final ArrayMap<String, PackageParser.Package> mPackages = 691 new ArrayMap<String, PackageParser.Package>(); 692 693 final ArrayMap<String, Set<String>> mKnownCodebase = 694 new ArrayMap<String, Set<String>>(); 695 696 // Keys are isolated uids and values are the uid of the application 697 // that created the isolated proccess. 698 @GuardedBy("mPackages") 699 final SparseIntArray mIsolatedOwners = new SparseIntArray(); 700 701 /** 702 * Tracks new system packages [received in an OTA] that we expect to 703 * find updated user-installed versions. Keys are package name, values 704 * are package location. 705 */ 706 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 707 /** 708 * Tracks high priority intent filters for protected actions. During boot, certain 709 * filter actions are protected and should never be allowed to have a high priority 710 * intent filter for them. However, there is one, and only one exception -- the 711 * setup wizard. It must be able to define a high priority intent filter for these 712 * actions to ensure there are no escapes from the wizard. We need to delay processing 713 * of these during boot as we need to look at all of the system packages in order 714 * to know which component is the setup wizard. 715 */ 716 private final List<PackageParser.ActivityIntentInfo> mProtectedFilters = new ArrayList<>(); 717 /** 718 * Whether or not processing protected filters should be deferred. 719 */ 720 private boolean mDeferProtectedFilters = true; 721 722 /** 723 * Tracks existing system packages prior to receiving an OTA. Keys are package name. 724 */ 725 final private ArraySet<String> mExistingSystemPackages = new ArraySet<>(); 726 /** 727 * Whether or not system app permissions should be promoted from install to runtime. 728 */ 729 boolean mPromoteSystemApps; 730 731 @GuardedBy("mPackages") 732 final Settings mSettings; 733 734 /** 735 * Set of package names that are currently "frozen", which means active 736 * surgery is being done on the code/data for that package. The platform 737 * will refuse to launch frozen packages to avoid race conditions. 738 * 739 * @see PackageFreezer 740 */ 741 @GuardedBy("mPackages") 742 final ArraySet<String> mFrozenPackages = new ArraySet<>(); 743 744 final ProtectedPackages mProtectedPackages; 745 746 @GuardedBy("mLoadedVolumes") 747 final ArraySet<String> mLoadedVolumes = new ArraySet<>(); 748 749 boolean mFirstBoot; 750 751 PackageManagerInternal.ExternalSourcesPolicy mExternalSourcesPolicy; 752 753 @GuardedBy("mAvailableFeatures") 754 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 755 756 // If mac_permissions.xml was found for seinfo labeling. 757 boolean mFoundPolicyFile; 758 759 private final InstantAppRegistry mInstantAppRegistry; 760 761 @GuardedBy("mPackages") 762 int mChangedPackagesSequenceNumber; 763 /** 764 * List of changed [installed, removed or updated] packages. 765 * mapping from user id -> sequence number -> package name 766 */ 767 @GuardedBy("mPackages") 768 final SparseArray<SparseArray<String>> mChangedPackages = new SparseArray<>(); 769 /** 770 * The sequence number of the last change to a package. 771 * mapping from user id -> package name -> sequence number 772 */ 773 @GuardedBy("mPackages") 774 final SparseArray<Map<String, Integer>> mChangedPackagesSequenceNumbers = new SparseArray<>(); 775 776 class PackageParserCallback implements PackageParser.Callback { 777 @Override public final boolean hasFeature(String feature) { 778 return PackageManagerService.this.hasSystemFeature(feature, 0); 779 } 780 781 final List<PackageParser.Package> getStaticOverlayPackagesLocked( 782 Collection<PackageParser.Package> allPackages, String targetPackageName) { 783 List<PackageParser.Package> overlayPackages = null; 784 for (PackageParser.Package p : allPackages) { 785 if (targetPackageName.equals(p.mOverlayTarget) && p.mIsStaticOverlay) { 786 if (overlayPackages == null) { 787 overlayPackages = new ArrayList<PackageParser.Package>(); 788 } 789 overlayPackages.add(p); 790 } 791 } 792 if (overlayPackages != null) { 793 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 794 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 795 return p1.mOverlayPriority - p2.mOverlayPriority; 796 } 797 }; 798 Collections.sort(overlayPackages, cmp); 799 } 800 return overlayPackages; 801 } 802 803 final String[] getStaticOverlayPathsLocked(Collection<PackageParser.Package> allPackages, 804 String targetPackageName, String targetPath) { 805 if ("android".equals(targetPackageName)) { 806 // Static RROs targeting to "android", ie framework-res.apk, are already applied by 807 // native AssetManager. 808 return null; 809 } 810 List<PackageParser.Package> overlayPackages = 811 getStaticOverlayPackagesLocked(allPackages, targetPackageName); 812 if (overlayPackages == null || overlayPackages.isEmpty()) { 813 return null; 814 } 815 List<String> overlayPathList = null; 816 for (PackageParser.Package overlayPackage : overlayPackages) { 817 if (targetPath == null) { 818 if (overlayPathList == null) { 819 overlayPathList = new ArrayList<String>(); 820 } 821 overlayPathList.add(overlayPackage.baseCodePath); 822 continue; 823 } 824 825 try { 826 // Creates idmaps for system to parse correctly the Android manifest of the 827 // target package. 828 // 829 // OverlayManagerService will update each of them with a correct gid from its 830 // target package app id. 831 mInstaller.idmap(targetPath, overlayPackage.baseCodePath, 832 UserHandle.getSharedAppGid( 833 UserHandle.getUserGid(UserHandle.USER_SYSTEM))); 834 if (overlayPathList == null) { 835 overlayPathList = new ArrayList<String>(); 836 } 837 overlayPathList.add(overlayPackage.baseCodePath); 838 } catch (InstallerException e) { 839 Slog.e(TAG, "Failed to generate idmap for " + targetPath + " and " + 840 overlayPackage.baseCodePath); 841 } 842 } 843 return overlayPathList == null ? null : overlayPathList.toArray(new String[0]); 844 } 845 846 String[] getStaticOverlayPaths(String targetPackageName, String targetPath) { 847 synchronized (mPackages) { 848 return getStaticOverlayPathsLocked( 849 mPackages.values(), targetPackageName, targetPath); 850 } 851 } 852 853 @Override public final String[] getOverlayApks(String targetPackageName) { 854 return getStaticOverlayPaths(targetPackageName, null); 855 } 856 857 @Override public final String[] getOverlayPaths(String targetPackageName, 858 String targetPath) { 859 return getStaticOverlayPaths(targetPackageName, targetPath); 860 } 861 } 862 863 class ParallelPackageParserCallback extends PackageParserCallback { 864 List<PackageParser.Package> mOverlayPackages = null; 865 866 void findStaticOverlayPackages() { 867 synchronized (mPackages) { 868 for (PackageParser.Package p : mPackages.values()) { 869 if (p.mIsStaticOverlay) { 870 if (mOverlayPackages == null) { 871 mOverlayPackages = new ArrayList<PackageParser.Package>(); 872 } 873 mOverlayPackages.add(p); 874 } 875 } 876 } 877 } 878 879 @Override 880 synchronized String[] getStaticOverlayPaths(String targetPackageName, String targetPath) { 881 // We can trust mOverlayPackages without holding mPackages because package uninstall 882 // can't happen while running parallel parsing. 883 // Moreover holding mPackages on each parsing thread causes dead-lock. 884 return mOverlayPackages == null ? null : 885 getStaticOverlayPathsLocked(mOverlayPackages, targetPackageName, targetPath); 886 } 887 } 888 889 final PackageParser.Callback mPackageParserCallback = new PackageParserCallback(); 890 final ParallelPackageParserCallback mParallelPackageParserCallback = 891 new ParallelPackageParserCallback(); 892 893 public static final class SharedLibraryEntry { 894 public final @Nullable String path; 895 public final @Nullable String apk; 896 public final @NonNull SharedLibraryInfo info; 897 898 SharedLibraryEntry(String _path, String _apk, String name, int version, int type, 899 String declaringPackageName, int declaringPackageVersionCode) { 900 path = _path; 901 apk = _apk; 902 info = new SharedLibraryInfo(name, version, type, new VersionedPackage( 903 declaringPackageName, declaringPackageVersionCode), null); 904 } 905 } 906 907 // Currently known shared libraries. 908 final ArrayMap<String, SparseArray<SharedLibraryEntry>> mSharedLibraries = new ArrayMap<>(); 909 final ArrayMap<String, SparseArray<SharedLibraryEntry>> mStaticLibsByDeclaringPackage = 910 new ArrayMap<>(); 911 912 // All available activities, for your resolving pleasure. 913 final ActivityIntentResolver mActivities = 914 new ActivityIntentResolver(); 915 916 // All available receivers, for your resolving pleasure. 917 final ActivityIntentResolver mReceivers = 918 new ActivityIntentResolver(); 919 920 // All available services, for your resolving pleasure. 921 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 922 923 // All available providers, for your resolving pleasure. 924 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 925 926 // Mapping from provider base names (first directory in content URI codePath) 927 // to the provider information. 928 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 929 new ArrayMap<String, PackageParser.Provider>(); 930 931 // Mapping from instrumentation class names to info about them. 932 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 933 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 934 935 // Packages whose data we have transfered into another package, thus 936 // should no longer exist. 937 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 938 939 // Broadcast actions that are only available to the system. 940 @GuardedBy("mProtectedBroadcasts") 941 final ArraySet<String> mProtectedBroadcasts = new ArraySet<>(); 942 943 /** List of packages waiting for verification. */ 944 final SparseArray<PackageVerificationState> mPendingVerification 945 = new SparseArray<PackageVerificationState>(); 946 947 final PackageInstallerService mInstallerService; 948 949 private final PackageDexOptimizer mPackageDexOptimizer; 950 // DexManager handles the usage of dex files (e.g. secondary files, whether or not a package 951 // is used by other apps). 952 private final DexManager mDexManager; 953 954 private AtomicInteger mNextMoveId = new AtomicInteger(); 955 private final MoveCallbacks mMoveCallbacks; 956 957 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 958 959 // Cache of users who need badging. 960 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 961 962 /** Token for keys in mPendingVerification. */ 963 private int mPendingVerificationToken = 0; 964 965 volatile boolean mSystemReady; 966 volatile boolean mSafeMode; 967 volatile boolean mHasSystemUidErrors; 968 private volatile boolean mEphemeralAppsDisabled; 969 970 ApplicationInfo mAndroidApplication; 971 final ActivityInfo mResolveActivity = new ActivityInfo(); 972 final ResolveInfo mResolveInfo = new ResolveInfo(); 973 ComponentName mResolveComponentName; 974 PackageParser.Package mPlatformPackage; 975 ComponentName mCustomResolverComponentName; 976 977 boolean mResolverReplaced = false; 978 979 private final @Nullable ComponentName mIntentFilterVerifierComponent; 980 private final @Nullable IntentFilterVerifier<ActivityIntentInfo> mIntentFilterVerifier; 981 982 private int mIntentFilterVerificationToken = 0; 983 984 /** The service connection to the ephemeral resolver */ 985 final EphemeralResolverConnection mInstantAppResolverConnection; 986 /** Component used to show resolver settings for Instant Apps */ 987 final ComponentName mInstantAppResolverSettingsComponent; 988 989 /** Activity used to install instant applications */ 990 ActivityInfo mInstantAppInstallerActivity; 991 final ResolveInfo mInstantAppInstallerInfo = new ResolveInfo(); 992 993 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 994 = new SparseArray<IntentFilterVerificationState>(); 995 996 // TODO remove this and go through mPermissonManager directly 997 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy; 998 private final PermissionManagerInternal mPermissionManager; 999 1000 // List of packages names to keep cached, even if they are uninstalled for all users 1001 private List<String> mKeepUninstalledPackages; 1002 1003 private UserManagerInternal mUserManagerInternal; 1004 1005 private DeviceIdleController.LocalService mDeviceIdleController; 1006 1007 private File mCacheDir; 1008 1009 private Future<?> mPrepareAppDataFuture; 1010 1011 private static class IFVerificationParams { 1012 PackageParser.Package pkg; 1013 boolean replacing; 1014 int userId; 1015 int verifierUid; 1016 1017 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 1018 int _userId, int _verifierUid) { 1019 pkg = _pkg; 1020 replacing = _replacing; 1021 userId = _userId; 1022 replacing = _replacing; 1023 verifierUid = _verifierUid; 1024 } 1025 } 1026 1027 private interface IntentFilterVerifier<T extends IntentFilter> { 1028 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 1029 T filter, String packageName); 1030 void startVerifications(int userId); 1031 void receiveVerificationResponse(int verificationId); 1032 } 1033 1034 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 1035 private Context mContext; 1036 private ComponentName mIntentFilterVerifierComponent; 1037 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 1038 1039 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 1040 mContext = context; 1041 mIntentFilterVerifierComponent = verifierComponent; 1042 } 1043 1044 private String getDefaultScheme() { 1045 return IntentFilter.SCHEME_HTTPS; 1046 } 1047 1048 @Override 1049 public void startVerifications(int userId) { 1050 // Launch verifications requests 1051 int count = mCurrentIntentFilterVerifications.size(); 1052 for (int n=0; n<count; n++) { 1053 int verificationId = mCurrentIntentFilterVerifications.get(n); 1054 final IntentFilterVerificationState ivs = 1055 mIntentFilterVerificationStates.get(verificationId); 1056 1057 String packageName = ivs.getPackageName(); 1058 1059 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 1060 final int filterCount = filters.size(); 1061 ArraySet<String> domainsSet = new ArraySet<>(); 1062 for (int m=0; m<filterCount; m++) { 1063 PackageParser.ActivityIntentInfo filter = filters.get(m); 1064 domainsSet.addAll(filter.getHostsList()); 1065 } 1066 synchronized (mPackages) { 1067 if (mSettings.createIntentFilterVerificationIfNeededLPw( 1068 packageName, domainsSet) != null) { 1069 scheduleWriteSettingsLocked(); 1070 } 1071 } 1072 sendVerificationRequest(verificationId, ivs); 1073 } 1074 mCurrentIntentFilterVerifications.clear(); 1075 } 1076 1077 private void sendVerificationRequest(int verificationId, IntentFilterVerificationState ivs) { 1078 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 1079 verificationIntent.putExtra( 1080 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 1081 verificationId); 1082 verificationIntent.putExtra( 1083 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 1084 getDefaultScheme()); 1085 verificationIntent.putExtra( 1086 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 1087 ivs.getHostsString()); 1088 verificationIntent.putExtra( 1089 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 1090 ivs.getPackageName()); 1091 verificationIntent.setComponent(mIntentFilterVerifierComponent); 1092 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 1093 1094 DeviceIdleController.LocalService idleController = getDeviceIdleController(); 1095 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 1096 mIntentFilterVerifierComponent.getPackageName(), getVerificationTimeout(), 1097 UserHandle.USER_SYSTEM, true, "intent filter verifier"); 1098 1099 mContext.sendBroadcastAsUser(verificationIntent, UserHandle.SYSTEM); 1100 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1101 "Sending IntentFilter verification broadcast"); 1102 } 1103 1104 public void receiveVerificationResponse(int verificationId) { 1105 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 1106 1107 final boolean verified = ivs.isVerified(); 1108 1109 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 1110 final int count = filters.size(); 1111 if (DEBUG_DOMAIN_VERIFICATION) { 1112 Slog.i(TAG, "Received verification response " + verificationId 1113 + " for " + count + " filters, verified=" + verified); 1114 } 1115 for (int n=0; n<count; n++) { 1116 PackageParser.ActivityIntentInfo filter = filters.get(n); 1117 filter.setVerified(verified); 1118 1119 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 1120 + " verified with result:" + verified + " and hosts:" 1121 + ivs.getHostsString()); 1122 } 1123 1124 mIntentFilterVerificationStates.remove(verificationId); 1125 1126 final String packageName = ivs.getPackageName(); 1127 IntentFilterVerificationInfo ivi = null; 1128 1129 synchronized (mPackages) { 1130 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 1131 } 1132 if (ivi == null) { 1133 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 1134 + verificationId + " packageName:" + packageName); 1135 return; 1136 } 1137 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1138 "Updating IntentFilterVerificationInfo for package " + packageName 1139 +" verificationId:" + verificationId); 1140 1141 synchronized (mPackages) { 1142 if (verified) { 1143 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 1144 } else { 1145 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 1146 } 1147 scheduleWriteSettingsLocked(); 1148 1149 final int userId = ivs.getUserId(); 1150 if (userId != UserHandle.USER_ALL) { 1151 final int userStatus = 1152 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 1153 1154 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 1155 boolean needUpdate = false; 1156 1157 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 1158 // already been set by the User thru the Disambiguation dialog 1159 switch (userStatus) { 1160 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 1161 if (verified) { 1162 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1163 } else { 1164 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 1165 } 1166 needUpdate = true; 1167 break; 1168 1169 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 1170 if (verified) { 1171 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1172 needUpdate = true; 1173 } 1174 break; 1175 1176 default: 1177 // Nothing to do 1178 } 1179 1180 if (needUpdate) { 1181 mSettings.updateIntentFilterVerificationStatusLPw( 1182 packageName, updatedStatus, userId); 1183 scheduleWritePackageRestrictionsLocked(userId); 1184 } 1185 } 1186 } 1187 } 1188 1189 @Override 1190 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 1191 ActivityIntentInfo filter, String packageName) { 1192 if (!hasValidDomains(filter)) { 1193 return false; 1194 } 1195 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 1196 if (ivs == null) { 1197 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 1198 packageName); 1199 } 1200 if (DEBUG_DOMAIN_VERIFICATION) { 1201 Slog.d(TAG, "Adding verification filter for " + packageName + ": " + filter); 1202 } 1203 ivs.addFilter(filter); 1204 return true; 1205 } 1206 1207 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 1208 int userId, int verificationId, String packageName) { 1209 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 1210 verifierUid, userId, packageName); 1211 ivs.setPendingState(); 1212 synchronized (mPackages) { 1213 mIntentFilterVerificationStates.append(verificationId, ivs); 1214 mCurrentIntentFilterVerifications.add(verificationId); 1215 } 1216 return ivs; 1217 } 1218 } 1219 1220 private static boolean hasValidDomains(ActivityIntentInfo filter) { 1221 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 1222 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 1223 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 1224 } 1225 1226 // Set of pending broadcasts for aggregating enable/disable of components. 1227 static class PendingPackageBroadcasts { 1228 // for each user id, a map of <package name -> components within that package> 1229 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 1230 1231 public PendingPackageBroadcasts() { 1232 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 1233 } 1234 1235 public ArrayList<String> get(int userId, String packageName) { 1236 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1237 return packages.get(packageName); 1238 } 1239 1240 public void put(int userId, String packageName, ArrayList<String> components) { 1241 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1242 packages.put(packageName, components); 1243 } 1244 1245 public void remove(int userId, String packageName) { 1246 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 1247 if (packages != null) { 1248 packages.remove(packageName); 1249 } 1250 } 1251 1252 public void remove(int userId) { 1253 mUidMap.remove(userId); 1254 } 1255 1256 public int userIdCount() { 1257 return mUidMap.size(); 1258 } 1259 1260 public int userIdAt(int n) { 1261 return mUidMap.keyAt(n); 1262 } 1263 1264 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 1265 return mUidMap.get(userId); 1266 } 1267 1268 public int size() { 1269 // total number of pending broadcast entries across all userIds 1270 int num = 0; 1271 for (int i = 0; i< mUidMap.size(); i++) { 1272 num += mUidMap.valueAt(i).size(); 1273 } 1274 return num; 1275 } 1276 1277 public void clear() { 1278 mUidMap.clear(); 1279 } 1280 1281 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 1282 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 1283 if (map == null) { 1284 map = new ArrayMap<String, ArrayList<String>>(); 1285 mUidMap.put(userId, map); 1286 } 1287 return map; 1288 } 1289 } 1290 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 1291 1292 // Service Connection to remote media container service to copy 1293 // package uri's from external media onto secure containers 1294 // or internal storage. 1295 private IMediaContainerService mContainerService = null; 1296 1297 static final int SEND_PENDING_BROADCAST = 1; 1298 static final int MCS_BOUND = 3; 1299 static final int END_COPY = 4; 1300 static final int INIT_COPY = 5; 1301 static final int MCS_UNBIND = 6; 1302 static final int START_CLEANING_PACKAGE = 7; 1303 static final int FIND_INSTALL_LOC = 8; 1304 static final int POST_INSTALL = 9; 1305 static final int MCS_RECONNECT = 10; 1306 static final int MCS_GIVE_UP = 11; 1307 static final int WRITE_SETTINGS = 13; 1308 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 1309 static final int PACKAGE_VERIFIED = 15; 1310 static final int CHECK_PENDING_VERIFICATION = 16; 1311 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 1312 static final int INTENT_FILTER_VERIFIED = 18; 1313 static final int WRITE_PACKAGE_LIST = 19; 1314 static final int INSTANT_APP_RESOLUTION_PHASE_TWO = 20; 1315 1316 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 1317 1318 // Delay time in millisecs 1319 static final int BROADCAST_DELAY = 10 * 1000; 1320 1321 private static final long DEFAULT_UNUSED_STATIC_SHARED_LIB_MIN_CACHE_PERIOD = 1322 2 * 60 * 60 * 1000L; /* two hours */ 1323 1324 static UserManagerService sUserManager; 1325 1326 // Stores a list of users whose package restrictions file needs to be updated 1327 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 1328 1329 final private DefaultContainerConnection mDefContainerConn = 1330 new DefaultContainerConnection(); 1331 class DefaultContainerConnection implements ServiceConnection { 1332 public void onServiceConnected(ComponentName name, IBinder service) { 1333 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 1334 final IMediaContainerService imcs = IMediaContainerService.Stub 1335 .asInterface(Binder.allowBlocking(service)); 1336 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 1337 } 1338 1339 public void onServiceDisconnected(ComponentName name) { 1340 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 1341 } 1342 } 1343 1344 // Recordkeeping of restore-after-install operations that are currently in flight 1345 // between the Package Manager and the Backup Manager 1346 static class PostInstallData { 1347 public InstallArgs args; 1348 public PackageInstalledInfo res; 1349 1350 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 1351 args = _a; 1352 res = _r; 1353 } 1354 } 1355 1356 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 1357 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 1358 1359 // XML tags for backup/restore of various bits of state 1360 private static final String TAG_PREFERRED_BACKUP = "pa"; 1361 private static final String TAG_DEFAULT_APPS = "da"; 1362 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 1363 1364 private static final String TAG_PERMISSION_BACKUP = "perm-grant-backup"; 1365 private static final String TAG_ALL_GRANTS = "rt-grants"; 1366 private static final String TAG_GRANT = "grant"; 1367 private static final String ATTR_PACKAGE_NAME = "pkg"; 1368 1369 private static final String TAG_PERMISSION = "perm"; 1370 private static final String ATTR_PERMISSION_NAME = "name"; 1371 private static final String ATTR_IS_GRANTED = "g"; 1372 private static final String ATTR_USER_SET = "set"; 1373 private static final String ATTR_USER_FIXED = "fixed"; 1374 private static final String ATTR_REVOKE_ON_UPGRADE = "rou"; 1375 1376 // System/policy permission grants are not backed up 1377 private static final int SYSTEM_RUNTIME_GRANT_MASK = 1378 FLAG_PERMISSION_POLICY_FIXED 1379 | FLAG_PERMISSION_SYSTEM_FIXED 1380 | FLAG_PERMISSION_GRANTED_BY_DEFAULT; 1381 1382 // And we back up these user-adjusted states 1383 private static final int USER_RUNTIME_GRANT_MASK = 1384 FLAG_PERMISSION_USER_SET 1385 | FLAG_PERMISSION_USER_FIXED 1386 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 1387 1388 final @Nullable String mRequiredVerifierPackage; 1389 final @NonNull String mRequiredInstallerPackage; 1390 final @NonNull String mRequiredUninstallerPackage; 1391 final @Nullable String mSetupWizardPackage; 1392 final @Nullable String mStorageManagerPackage; 1393 final @NonNull String mServicesSystemSharedLibraryPackageName; 1394 final @NonNull String mSharedSystemSharedLibraryPackageName; 1395 1396 private final PackageUsage mPackageUsage = new PackageUsage(); 1397 private final CompilerStats mCompilerStats = new CompilerStats(); 1398 1399 class PackageHandler extends Handler { 1400 private boolean mBound = false; 1401 final ArrayList<HandlerParams> mPendingInstalls = 1402 new ArrayList<HandlerParams>(); 1403 1404 private boolean connectToService() { 1405 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1406 " DefaultContainerService"); 1407 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1408 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1409 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1410 Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 1411 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1412 mBound = true; 1413 return true; 1414 } 1415 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1416 return false; 1417 } 1418 1419 private void disconnectService() { 1420 mContainerService = null; 1421 mBound = false; 1422 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1423 mContext.unbindService(mDefContainerConn); 1424 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1425 } 1426 1427 PackageHandler(Looper looper) { 1428 super(looper); 1429 } 1430 1431 public void handleMessage(Message msg) { 1432 try { 1433 doHandleMessage(msg); 1434 } finally { 1435 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1436 } 1437 } 1438 1439 void doHandleMessage(Message msg) { 1440 switch (msg.what) { 1441 case INIT_COPY: { 1442 HandlerParams params = (HandlerParams) msg.obj; 1443 int idx = mPendingInstalls.size(); 1444 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1445 // If a bind was already initiated we dont really 1446 // need to do anything. The pending install 1447 // will be processed later on. 1448 if (!mBound) { 1449 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1450 System.identityHashCode(mHandler)); 1451 // If this is the only one pending we might 1452 // have to bind to the service again. 1453 if (!connectToService()) { 1454 Slog.e(TAG, "Failed to bind to media container service"); 1455 params.serviceError(); 1456 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1457 System.identityHashCode(mHandler)); 1458 if (params.traceMethod != null) { 1459 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, params.traceMethod, 1460 params.traceCookie); 1461 } 1462 return; 1463 } else { 1464 // Once we bind to the service, the first 1465 // pending request will be processed. 1466 mPendingInstalls.add(idx, params); 1467 } 1468 } else { 1469 mPendingInstalls.add(idx, params); 1470 // Already bound to the service. Just make 1471 // sure we trigger off processing the first request. 1472 if (idx == 0) { 1473 mHandler.sendEmptyMessage(MCS_BOUND); 1474 } 1475 } 1476 break; 1477 } 1478 case MCS_BOUND: { 1479 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1480 if (msg.obj != null) { 1481 mContainerService = (IMediaContainerService) msg.obj; 1482 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1483 System.identityHashCode(mHandler)); 1484 } 1485 if (mContainerService == null) { 1486 if (!mBound) { 1487 // Something seriously wrong since we are not bound and we are not 1488 // waiting for connection. Bail out. 1489 Slog.e(TAG, "Cannot bind to media container service"); 1490 for (HandlerParams params : mPendingInstalls) { 1491 // Indicate service bind error 1492 params.serviceError(); 1493 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1494 System.identityHashCode(params)); 1495 if (params.traceMethod != null) { 1496 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, 1497 params.traceMethod, params.traceCookie); 1498 } 1499 return; 1500 } 1501 mPendingInstalls.clear(); 1502 } else { 1503 Slog.w(TAG, "Waiting to connect to media container service"); 1504 } 1505 } else if (mPendingInstalls.size() > 0) { 1506 HandlerParams params = mPendingInstalls.get(0); 1507 if (params != null) { 1508 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1509 System.identityHashCode(params)); 1510 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "startCopy"); 1511 if (params.startCopy()) { 1512 // We are done... look for more work or to 1513 // go idle. 1514 if (DEBUG_SD_INSTALL) Log.i(TAG, 1515 "Checking for more work or unbind..."); 1516 // Delete pending install 1517 if (mPendingInstalls.size() > 0) { 1518 mPendingInstalls.remove(0); 1519 } 1520 if (mPendingInstalls.size() == 0) { 1521 if (mBound) { 1522 if (DEBUG_SD_INSTALL) Log.i(TAG, 1523 "Posting delayed MCS_UNBIND"); 1524 removeMessages(MCS_UNBIND); 1525 Message ubmsg = obtainMessage(MCS_UNBIND); 1526 // Unbind after a little delay, to avoid 1527 // continual thrashing. 1528 sendMessageDelayed(ubmsg, 10000); 1529 } 1530 } else { 1531 // There are more pending requests in queue. 1532 // Just post MCS_BOUND message to trigger processing 1533 // of next pending install. 1534 if (DEBUG_SD_INSTALL) Log.i(TAG, 1535 "Posting MCS_BOUND for next work"); 1536 mHandler.sendEmptyMessage(MCS_BOUND); 1537 } 1538 } 1539 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 1540 } 1541 } else { 1542 // Should never happen ideally. 1543 Slog.w(TAG, "Empty queue"); 1544 } 1545 break; 1546 } 1547 case MCS_RECONNECT: { 1548 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1549 if (mPendingInstalls.size() > 0) { 1550 if (mBound) { 1551 disconnectService(); 1552 } 1553 if (!connectToService()) { 1554 Slog.e(TAG, "Failed to bind to media container service"); 1555 for (HandlerParams params : mPendingInstalls) { 1556 // Indicate service bind error 1557 params.serviceError(); 1558 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1559 System.identityHashCode(params)); 1560 } 1561 mPendingInstalls.clear(); 1562 } 1563 } 1564 break; 1565 } 1566 case MCS_UNBIND: { 1567 // If there is no actual work left, then time to unbind. 1568 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1569 1570 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1571 if (mBound) { 1572 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1573 1574 disconnectService(); 1575 } 1576 } else if (mPendingInstalls.size() > 0) { 1577 // There are more pending requests in queue. 1578 // Just post MCS_BOUND message to trigger processing 1579 // of next pending install. 1580 mHandler.sendEmptyMessage(MCS_BOUND); 1581 } 1582 1583 break; 1584 } 1585 case MCS_GIVE_UP: { 1586 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1587 HandlerParams params = mPendingInstalls.remove(0); 1588 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1589 System.identityHashCode(params)); 1590 break; 1591 } 1592 case SEND_PENDING_BROADCAST: { 1593 String packages[]; 1594 ArrayList<String> components[]; 1595 int size = 0; 1596 int uids[]; 1597 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1598 synchronized (mPackages) { 1599 if (mPendingBroadcasts == null) { 1600 return; 1601 } 1602 size = mPendingBroadcasts.size(); 1603 if (size <= 0) { 1604 // Nothing to be done. Just return 1605 return; 1606 } 1607 packages = new String[size]; 1608 components = new ArrayList[size]; 1609 uids = new int[size]; 1610 int i = 0; // filling out the above arrays 1611 1612 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1613 int packageUserId = mPendingBroadcasts.userIdAt(n); 1614 Iterator<Map.Entry<String, ArrayList<String>>> it 1615 = mPendingBroadcasts.packagesForUserId(packageUserId) 1616 .entrySet().iterator(); 1617 while (it.hasNext() && i < size) { 1618 Map.Entry<String, ArrayList<String>> ent = it.next(); 1619 packages[i] = ent.getKey(); 1620 components[i] = ent.getValue(); 1621 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1622 uids[i] = (ps != null) 1623 ? UserHandle.getUid(packageUserId, ps.appId) 1624 : -1; 1625 i++; 1626 } 1627 } 1628 size = i; 1629 mPendingBroadcasts.clear(); 1630 } 1631 // Send broadcasts 1632 for (int i = 0; i < size; i++) { 1633 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1634 } 1635 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1636 break; 1637 } 1638 case START_CLEANING_PACKAGE: { 1639 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1640 final String packageName = (String)msg.obj; 1641 final int userId = msg.arg1; 1642 final boolean andCode = msg.arg2 != 0; 1643 synchronized (mPackages) { 1644 if (userId == UserHandle.USER_ALL) { 1645 int[] users = sUserManager.getUserIds(); 1646 for (int user : users) { 1647 mSettings.addPackageToCleanLPw( 1648 new PackageCleanItem(user, packageName, andCode)); 1649 } 1650 } else { 1651 mSettings.addPackageToCleanLPw( 1652 new PackageCleanItem(userId, packageName, andCode)); 1653 } 1654 } 1655 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1656 startCleaningPackages(); 1657 } break; 1658 case POST_INSTALL: { 1659 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1660 1661 PostInstallData data = mRunningInstalls.get(msg.arg1); 1662 final boolean didRestore = (msg.arg2 != 0); 1663 mRunningInstalls.delete(msg.arg1); 1664 1665 if (data != null) { 1666 InstallArgs args = data.args; 1667 PackageInstalledInfo parentRes = data.res; 1668 1669 final boolean grantPermissions = (args.installFlags 1670 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0; 1671 final boolean killApp = (args.installFlags 1672 & PackageManager.INSTALL_DONT_KILL_APP) == 0; 1673 final boolean virtualPreload = ((args.installFlags 1674 & PackageManager.INSTALL_VIRTUAL_PRELOAD) != 0); 1675 final String[] grantedPermissions = args.installGrantPermissions; 1676 1677 // Handle the parent package 1678 handlePackagePostInstall(parentRes, grantPermissions, killApp, 1679 virtualPreload, grantedPermissions, didRestore, 1680 args.installerPackageName, args.observer); 1681 1682 // Handle the child packages 1683 final int childCount = (parentRes.addedChildPackages != null) 1684 ? parentRes.addedChildPackages.size() : 0; 1685 for (int i = 0; i < childCount; i++) { 1686 PackageInstalledInfo childRes = parentRes.addedChildPackages.valueAt(i); 1687 handlePackagePostInstall(childRes, grantPermissions, killApp, 1688 virtualPreload, grantedPermissions, false /*didRestore*/, 1689 args.installerPackageName, args.observer); 1690 } 1691 1692 // Log tracing if needed 1693 if (args.traceMethod != null) { 1694 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, args.traceMethod, 1695 args.traceCookie); 1696 } 1697 } else { 1698 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1699 } 1700 1701 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1702 } break; 1703 case WRITE_SETTINGS: { 1704 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1705 synchronized (mPackages) { 1706 removeMessages(WRITE_SETTINGS); 1707 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1708 mSettings.writeLPr(); 1709 mDirtyUsers.clear(); 1710 } 1711 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1712 } break; 1713 case WRITE_PACKAGE_RESTRICTIONS: { 1714 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1715 synchronized (mPackages) { 1716 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1717 for (int userId : mDirtyUsers) { 1718 mSettings.writePackageRestrictionsLPr(userId); 1719 } 1720 mDirtyUsers.clear(); 1721 } 1722 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1723 } break; 1724 case WRITE_PACKAGE_LIST: { 1725 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1726 synchronized (mPackages) { 1727 removeMessages(WRITE_PACKAGE_LIST); 1728 mSettings.writePackageListLPr(msg.arg1); 1729 } 1730 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1731 } break; 1732 case CHECK_PENDING_VERIFICATION: { 1733 final int verificationId = msg.arg1; 1734 final PackageVerificationState state = mPendingVerification.get(verificationId); 1735 1736 if ((state != null) && !state.timeoutExtended()) { 1737 final InstallArgs args = state.getInstallArgs(); 1738 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1739 1740 Slog.i(TAG, "Verification timed out for " + originUri); 1741 mPendingVerification.remove(verificationId); 1742 1743 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1744 1745 final UserHandle user = args.getUser(); 1746 if (getDefaultVerificationResponse(user) 1747 == PackageManager.VERIFICATION_ALLOW) { 1748 Slog.i(TAG, "Continuing with installation of " + originUri); 1749 state.setVerifierResponse(Binder.getCallingUid(), 1750 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1751 broadcastPackageVerified(verificationId, originUri, 1752 PackageManager.VERIFICATION_ALLOW, user); 1753 try { 1754 ret = args.copyApk(mContainerService, true); 1755 } catch (RemoteException e) { 1756 Slog.e(TAG, "Could not contact the ContainerService"); 1757 } 1758 } else { 1759 broadcastPackageVerified(verificationId, originUri, 1760 PackageManager.VERIFICATION_REJECT, user); 1761 } 1762 1763 Trace.asyncTraceEnd( 1764 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1765 1766 processPendingInstall(args, ret); 1767 mHandler.sendEmptyMessage(MCS_UNBIND); 1768 } 1769 break; 1770 } 1771 case PACKAGE_VERIFIED: { 1772 final int verificationId = msg.arg1; 1773 1774 final PackageVerificationState state = mPendingVerification.get(verificationId); 1775 if (state == null) { 1776 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1777 break; 1778 } 1779 1780 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1781 1782 state.setVerifierResponse(response.callerUid, response.code); 1783 1784 if (state.isVerificationComplete()) { 1785 mPendingVerification.remove(verificationId); 1786 1787 final InstallArgs args = state.getInstallArgs(); 1788 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1789 1790 int ret; 1791 if (state.isInstallAllowed()) { 1792 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1793 broadcastPackageVerified(verificationId, originUri, 1794 response.code, state.getInstallArgs().getUser()); 1795 try { 1796 ret = args.copyApk(mContainerService, true); 1797 } catch (RemoteException e) { 1798 Slog.e(TAG, "Could not contact the ContainerService"); 1799 } 1800 } else { 1801 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1802 } 1803 1804 Trace.asyncTraceEnd( 1805 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1806 1807 processPendingInstall(args, ret); 1808 mHandler.sendEmptyMessage(MCS_UNBIND); 1809 } 1810 1811 break; 1812 } 1813 case START_INTENT_FILTER_VERIFICATIONS: { 1814 IFVerificationParams params = (IFVerificationParams) msg.obj; 1815 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1816 params.replacing, params.pkg); 1817 break; 1818 } 1819 case INTENT_FILTER_VERIFIED: { 1820 final int verificationId = msg.arg1; 1821 1822 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1823 verificationId); 1824 if (state == null) { 1825 Slog.w(TAG, "Invalid IntentFilter verification token " 1826 + verificationId + " received"); 1827 break; 1828 } 1829 1830 final int userId = state.getUserId(); 1831 1832 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1833 "Processing IntentFilter verification with token:" 1834 + verificationId + " and userId:" + userId); 1835 1836 final IntentFilterVerificationResponse response = 1837 (IntentFilterVerificationResponse) msg.obj; 1838 1839 state.setVerifierResponse(response.callerUid, response.code); 1840 1841 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1842 "IntentFilter verification with token:" + verificationId 1843 + " and userId:" + userId 1844 + " is settings verifier response with response code:" 1845 + response.code); 1846 1847 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1848 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1849 + response.getFailedDomainsString()); 1850 } 1851 1852 if (state.isVerificationComplete()) { 1853 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1854 } else { 1855 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1856 "IntentFilter verification with token:" + verificationId 1857 + " was not said to be complete"); 1858 } 1859 1860 break; 1861 } 1862 case INSTANT_APP_RESOLUTION_PHASE_TWO: { 1863 InstantAppResolver.doInstantAppResolutionPhaseTwo(mContext, 1864 mInstantAppResolverConnection, 1865 (InstantAppRequest) msg.obj, 1866 mInstantAppInstallerActivity, 1867 mHandler); 1868 } 1869 } 1870 } 1871 } 1872 1873 private PermissionCallback mPermissionCallback = new PermissionCallback() { 1874 @Override 1875 public void onGidsChanged(int appId, int userId) { 1876 mHandler.post(new Runnable() { 1877 @Override 1878 public void run() { 1879 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 1880 } 1881 }); 1882 } 1883 @Override 1884 public void onPermissionGranted(int uid, int userId) { 1885 mOnPermissionChangeListeners.onPermissionsChanged(uid); 1886 1887 // Not critical; if this is lost, the application has to request again. 1888 synchronized (mPackages) { 1889 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 1890 } 1891 } 1892 @Override 1893 public void onInstallPermissionGranted() { 1894 synchronized (mPackages) { 1895 scheduleWriteSettingsLocked(); 1896 } 1897 } 1898 @Override 1899 public void onPermissionRevoked(int uid, int userId) { 1900 mOnPermissionChangeListeners.onPermissionsChanged(uid); 1901 1902 synchronized (mPackages) { 1903 // Critical; after this call the application should never have the permission 1904 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 1905 } 1906 1907 final int appId = UserHandle.getAppId(uid); 1908 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 1909 } 1910 @Override 1911 public void onInstallPermissionRevoked() { 1912 synchronized (mPackages) { 1913 scheduleWriteSettingsLocked(); 1914 } 1915 } 1916 @Override 1917 public void onPermissionUpdated(int[] updatedUserIds, boolean sync) { 1918 synchronized (mPackages) { 1919 for (int userId : updatedUserIds) { 1920 mSettings.writeRuntimePermissionsForUserLPr(userId, sync); 1921 } 1922 } 1923 } 1924 @Override 1925 public void onInstallPermissionUpdated() { 1926 synchronized (mPackages) { 1927 scheduleWriteSettingsLocked(); 1928 } 1929 } 1930 @Override 1931 public void onPermissionRemoved() { 1932 synchronized (mPackages) { 1933 mSettings.writeLPr(); 1934 } 1935 } 1936 }; 1937 1938 private void handlePackagePostInstall(PackageInstalledInfo res, boolean grantPermissions, 1939 boolean killApp, boolean virtualPreload, String[] grantedPermissions, 1940 boolean launchedForRestore, String installerPackage, 1941 IPackageInstallObserver2 installObserver) { 1942 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1943 // Send the removed broadcasts 1944 if (res.removedInfo != null) { 1945 res.removedInfo.sendPackageRemovedBroadcasts(killApp); 1946 } 1947 1948 // Now that we successfully installed the package, grant runtime 1949 // permissions if requested before broadcasting the install. Also 1950 // for legacy apps in permission review mode we clear the permission 1951 // review flag which is used to emulate runtime permissions for 1952 // legacy apps. 1953 if (grantPermissions) { 1954 final int callingUid = Binder.getCallingUid(); 1955 mPermissionManager.grantRequestedRuntimePermissions( 1956 res.pkg, res.newUsers, grantedPermissions, callingUid, 1957 mPermissionCallback); 1958 } 1959 1960 final boolean update = res.removedInfo != null 1961 && res.removedInfo.removedPackage != null; 1962 final String installerPackageName = 1963 res.installerPackageName != null 1964 ? res.installerPackageName 1965 : res.removedInfo != null 1966 ? res.removedInfo.installerPackageName 1967 : null; 1968 1969 // If this is the first time we have child packages for a disabled privileged 1970 // app that had no children, we grant requested runtime permissions to the new 1971 // children if the parent on the system image had them already granted. 1972 if (res.pkg.parentPackage != null) { 1973 final int callingUid = Binder.getCallingUid(); 1974 mPermissionManager.grantRuntimePermissionsGrantedToDisabledPackage( 1975 res.pkg, callingUid, mPermissionCallback); 1976 } 1977 1978 synchronized (mPackages) { 1979 mInstantAppRegistry.onPackageInstalledLPw(res.pkg, res.newUsers); 1980 } 1981 1982 final String packageName = res.pkg.applicationInfo.packageName; 1983 1984 // Determine the set of users who are adding this package for 1985 // the first time vs. those who are seeing an update. 1986 int[] firstUsers = EMPTY_INT_ARRAY; 1987 int[] updateUsers = EMPTY_INT_ARRAY; 1988 final boolean allNewUsers = res.origUsers == null || res.origUsers.length == 0; 1989 final PackageSetting ps = (PackageSetting) res.pkg.mExtras; 1990 for (int newUser : res.newUsers) { 1991 if (ps.getInstantApp(newUser)) { 1992 continue; 1993 } 1994 if (allNewUsers) { 1995 firstUsers = ArrayUtils.appendInt(firstUsers, newUser); 1996 continue; 1997 } 1998 boolean isNew = true; 1999 for (int origUser : res.origUsers) { 2000 if (origUser == newUser) { 2001 isNew = false; 2002 break; 2003 } 2004 } 2005 if (isNew) { 2006 firstUsers = ArrayUtils.appendInt(firstUsers, newUser); 2007 } else { 2008 updateUsers = ArrayUtils.appendInt(updateUsers, newUser); 2009 } 2010 } 2011 2012 // Send installed broadcasts if the package is not a static shared lib. 2013 if (res.pkg.staticSharedLibName == null) { 2014 mProcessLoggingHandler.invalidateProcessLoggingBaseApkHash(res.pkg.baseCodePath); 2015 2016 // Send added for users that see the package for the first time 2017 // sendPackageAddedForNewUsers also deals with system apps 2018 int appId = UserHandle.getAppId(res.uid); 2019 boolean isSystem = res.pkg.applicationInfo.isSystemApp(); 2020 sendPackageAddedForNewUsers(packageName, isSystem || virtualPreload, 2021 virtualPreload /*startReceiver*/, appId, firstUsers); 2022 2023 // Send added for users that don't see the package for the first time 2024 Bundle extras = new Bundle(1); 2025 extras.putInt(Intent.EXTRA_UID, res.uid); 2026 if (update) { 2027 extras.putBoolean(Intent.EXTRA_REPLACING, true); 2028 } 2029 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 2030 extras, 0 /*flags*/, 2031 null /*targetPackage*/, null /*finishedReceiver*/, updateUsers); 2032 if (installerPackageName != null) { 2033 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 2034 extras, 0 /*flags*/, 2035 installerPackageName, null /*finishedReceiver*/, updateUsers); 2036 } 2037 2038 // Send replaced for users that don't see the package for the first time 2039 if (update) { 2040 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 2041 packageName, extras, 0 /*flags*/, 2042 null /*targetPackage*/, null /*finishedReceiver*/, 2043 updateUsers); 2044 if (installerPackageName != null) { 2045 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 2046 extras, 0 /*flags*/, 2047 installerPackageName, null /*finishedReceiver*/, updateUsers); 2048 } 2049 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 2050 null /*package*/, null /*extras*/, 0 /*flags*/, 2051 packageName /*targetPackage*/, 2052 null /*finishedReceiver*/, updateUsers); 2053 } else if (launchedForRestore && !isSystemApp(res.pkg)) { 2054 // First-install and we did a restore, so we're responsible for the 2055 // first-launch broadcast. 2056 if (DEBUG_BACKUP) { 2057 Slog.i(TAG, "Post-restore of " + packageName 2058 + " sending FIRST_LAUNCH in " + Arrays.toString(firstUsers)); 2059 } 2060 sendFirstLaunchBroadcast(packageName, installerPackage, firstUsers); 2061 } 2062 2063 // Send broadcast package appeared if forward locked/external for all users 2064 // treat asec-hosted packages like removable media on upgrade 2065 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 2066 if (DEBUG_INSTALL) { 2067 Slog.i(TAG, "upgrading pkg " + res.pkg 2068 + " is ASEC-hosted -> AVAILABLE"); 2069 } 2070 final int[] uidArray = new int[]{res.pkg.applicationInfo.uid}; 2071 ArrayList<String> pkgList = new ArrayList<>(1); 2072 pkgList.add(packageName); 2073 sendResourcesChangedBroadcast(true, true, pkgList, uidArray, null); 2074 } 2075 } 2076 2077 // Work that needs to happen on first install within each user 2078 if (firstUsers != null && firstUsers.length > 0) { 2079 synchronized (mPackages) { 2080 for (int userId : firstUsers) { 2081 // If this app is a browser and it's newly-installed for some 2082 // users, clear any default-browser state in those users. The 2083 // app's nature doesn't depend on the user, so we can just check 2084 // its browser nature in any user and generalize. 2085 if (packageIsBrowser(packageName, userId)) { 2086 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 2087 } 2088 2089 // We may also need to apply pending (restored) runtime 2090 // permission grants within these users. 2091 mSettings.applyPendingPermissionGrantsLPw(packageName, userId); 2092 } 2093 } 2094 } 2095 2096 // Log current value of "unknown sources" setting 2097 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 2098 getUnknownSourcesSettings()); 2099 2100 // Remove the replaced package's older resources safely now 2101 // We delete after a gc for applications on sdcard. 2102 if (res.removedInfo != null && res.removedInfo.args != null) { 2103 Runtime.getRuntime().gc(); 2104 synchronized (mInstallLock) { 2105 res.removedInfo.args.doPostDeleteLI(true); 2106 } 2107 } else { 2108 // Force a gc to clear up things. Ask for a background one, it's fine to go on 2109 // and not block here. 2110 VMRuntime.getRuntime().requestConcurrentGC(); 2111 } 2112 2113 // Notify DexManager that the package was installed for new users. 2114 // The updated users should already be indexed and the package code paths 2115 // should not change. 2116 // Don't notify the manager for ephemeral apps as they are not expected to 2117 // survive long enough to benefit of background optimizations. 2118 for (int userId : firstUsers) { 2119 PackageInfo info = getPackageInfo(packageName, /*flags*/ 0, userId); 2120 // There's a race currently where some install events may interleave with an uninstall. 2121 // This can lead to package info being null (b/36642664). 2122 if (info != null) { 2123 mDexManager.notifyPackageInstalled(info, userId); 2124 } 2125 } 2126 } 2127 2128 // If someone is watching installs - notify them 2129 if (installObserver != null) { 2130 try { 2131 Bundle extras = extrasForInstallResult(res); 2132 installObserver.onPackageInstalled(res.name, res.returnCode, 2133 res.returnMsg, extras); 2134 } catch (RemoteException e) { 2135 Slog.i(TAG, "Observer no longer exists."); 2136 } 2137 } 2138 } 2139 2140 private StorageEventListener mStorageListener = new StorageEventListener() { 2141 @Override 2142 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 2143 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 2144 if (vol.state == VolumeInfo.STATE_MOUNTED) { 2145 final String volumeUuid = vol.getFsUuid(); 2146 2147 // Clean up any users or apps that were removed or recreated 2148 // while this volume was missing 2149 sUserManager.reconcileUsers(volumeUuid); 2150 reconcileApps(volumeUuid); 2151 2152 // Clean up any install sessions that expired or were 2153 // cancelled while this volume was missing 2154 mInstallerService.onPrivateVolumeMounted(volumeUuid); 2155 2156 loadPrivatePackages(vol); 2157 2158 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 2159 unloadPrivatePackages(vol); 2160 } 2161 } 2162 } 2163 2164 @Override 2165 public void onVolumeForgotten(String fsUuid) { 2166 if (TextUtils.isEmpty(fsUuid)) { 2167 Slog.e(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 2168 return; 2169 } 2170 2171 // Remove any apps installed on the forgotten volume 2172 synchronized (mPackages) { 2173 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 2174 for (PackageSetting ps : packages) { 2175 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 2176 deletePackageVersioned(new VersionedPackage(ps.name, 2177 PackageManager.VERSION_CODE_HIGHEST), 2178 new LegacyPackageDeleteObserver(null).getBinder(), 2179 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS); 2180 // Try very hard to release any references to this package 2181 // so we don't risk the system server being killed due to 2182 // open FDs 2183 AttributeCache.instance().removePackage(ps.name); 2184 } 2185 2186 mSettings.onVolumeForgotten(fsUuid); 2187 mSettings.writeLPr(); 2188 } 2189 } 2190 }; 2191 2192 Bundle extrasForInstallResult(PackageInstalledInfo res) { 2193 Bundle extras = null; 2194 switch (res.returnCode) { 2195 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 2196 extras = new Bundle(); 2197 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 2198 res.origPermission); 2199 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 2200 res.origPackage); 2201 break; 2202 } 2203 case PackageManager.INSTALL_SUCCEEDED: { 2204 extras = new Bundle(); 2205 extras.putBoolean(Intent.EXTRA_REPLACING, 2206 res.removedInfo != null && res.removedInfo.removedPackage != null); 2207 break; 2208 } 2209 } 2210 return extras; 2211 } 2212 2213 void scheduleWriteSettingsLocked() { 2214 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 2215 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 2216 } 2217 } 2218 2219 void scheduleWritePackageListLocked(int userId) { 2220 if (!mHandler.hasMessages(WRITE_PACKAGE_LIST)) { 2221 Message msg = mHandler.obtainMessage(WRITE_PACKAGE_LIST); 2222 msg.arg1 = userId; 2223 mHandler.sendMessageDelayed(msg, WRITE_SETTINGS_DELAY); 2224 } 2225 } 2226 2227 void scheduleWritePackageRestrictionsLocked(UserHandle user) { 2228 final int userId = user == null ? UserHandle.USER_ALL : user.getIdentifier(); 2229 scheduleWritePackageRestrictionsLocked(userId); 2230 } 2231 2232 void scheduleWritePackageRestrictionsLocked(int userId) { 2233 final int[] userIds = (userId == UserHandle.USER_ALL) 2234 ? sUserManager.getUserIds() : new int[]{userId}; 2235 for (int nextUserId : userIds) { 2236 if (!sUserManager.exists(nextUserId)) return; 2237 mDirtyUsers.add(nextUserId); 2238 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 2239 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 2240 } 2241 } 2242 } 2243 2244 public static PackageManagerService main(Context context, Installer installer, 2245 boolean factoryTest, boolean onlyCore) { 2246 // Self-check for initial settings. 2247 PackageManagerServiceCompilerMapping.checkProperties(); 2248 2249 PackageManagerService m = new PackageManagerService(context, installer, 2250 factoryTest, onlyCore); 2251 m.enableSystemUserPackages(); 2252 ServiceManager.addService("package", m); 2253 final PackageManagerNative pmn = m.new PackageManagerNative(); 2254 ServiceManager.addService("package_native", pmn); 2255 return m; 2256 } 2257 2258 private void enableSystemUserPackages() { 2259 if (!UserManager.isSplitSystemUser()) { 2260 return; 2261 } 2262 // For system user, enable apps based on the following conditions: 2263 // - app is whitelisted or belong to one of these groups: 2264 // -- system app which has no launcher icons 2265 // -- system app which has INTERACT_ACROSS_USERS permission 2266 // -- system IME app 2267 // - app is not in the blacklist 2268 AppsQueryHelper queryHelper = new AppsQueryHelper(this); 2269 Set<String> enableApps = new ArraySet<>(); 2270 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_NON_LAUNCHABLE_APPS 2271 | AppsQueryHelper.GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM 2272 | AppsQueryHelper.GET_IMES, /* systemAppsOnly */ true, UserHandle.SYSTEM)); 2273 ArraySet<String> wlApps = SystemConfig.getInstance().getSystemUserWhitelistedApps(); 2274 enableApps.addAll(wlApps); 2275 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_REQUIRED_FOR_SYSTEM_USER, 2276 /* systemAppsOnly */ false, UserHandle.SYSTEM)); 2277 ArraySet<String> blApps = SystemConfig.getInstance().getSystemUserBlacklistedApps(); 2278 enableApps.removeAll(blApps); 2279 Log.i(TAG, "Applications installed for system user: " + enableApps); 2280 List<String> allAps = queryHelper.queryApps(0, /* systemAppsOnly */ false, 2281 UserHandle.SYSTEM); 2282 final int allAppsSize = allAps.size(); 2283 synchronized (mPackages) { 2284 for (int i = 0; i < allAppsSize; i++) { 2285 String pName = allAps.get(i); 2286 PackageSetting pkgSetting = mSettings.mPackages.get(pName); 2287 // Should not happen, but we shouldn't be failing if it does 2288 if (pkgSetting == null) { 2289 continue; 2290 } 2291 boolean install = enableApps.contains(pName); 2292 if (pkgSetting.getInstalled(UserHandle.USER_SYSTEM) != install) { 2293 Log.i(TAG, (install ? "Installing " : "Uninstalling ") + pName 2294 + " for system user"); 2295 pkgSetting.setInstalled(install, UserHandle.USER_SYSTEM); 2296 } 2297 } 2298 scheduleWritePackageRestrictionsLocked(UserHandle.USER_SYSTEM); 2299 } 2300 } 2301 2302 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 2303 DisplayManager displayManager = (DisplayManager) context.getSystemService( 2304 Context.DISPLAY_SERVICE); 2305 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 2306 } 2307 2308 /** 2309 * Requests that files preopted on a secondary system partition be copied to the data partition 2310 * if possible. Note that the actual copying of the files is accomplished by init for security 2311 * reasons. This simply requests that the copy takes place and awaits confirmation of its 2312 * completion. See platform/system/extras/cppreopt/ for the implementation of the actual copy. 2313 */ 2314 private static void requestCopyPreoptedFiles() { 2315 final int WAIT_TIME_MS = 100; 2316 final String CP_PREOPT_PROPERTY = "sys.cppreopt"; 2317 if (SystemProperties.getInt("ro.cp_system_other_odex", 0) == 1) { 2318 SystemProperties.set(CP_PREOPT_PROPERTY, "requested"); 2319 // We will wait for up to 100 seconds. 2320 final long timeStart = SystemClock.uptimeMillis(); 2321 final long timeEnd = timeStart + 100 * 1000; 2322 long timeNow = timeStart; 2323 while (!SystemProperties.get(CP_PREOPT_PROPERTY).equals("finished")) { 2324 try { 2325 Thread.sleep(WAIT_TIME_MS); 2326 } catch (InterruptedException e) { 2327 // Do nothing 2328 } 2329 timeNow = SystemClock.uptimeMillis(); 2330 if (timeNow > timeEnd) { 2331 SystemProperties.set(CP_PREOPT_PROPERTY, "timed-out"); 2332 Slog.wtf(TAG, "cppreopt did not finish!"); 2333 break; 2334 } 2335 } 2336 2337 Slog.i(TAG, "cppreopts took " + (timeNow - timeStart) + " ms"); 2338 } 2339 } 2340 2341 public PackageManagerService(Context context, Installer installer, 2342 boolean factoryTest, boolean onlyCore) { 2343 LockGuard.installLock(mPackages, LockGuard.INDEX_PACKAGES); 2344 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "create package manager"); 2345 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 2346 SystemClock.uptimeMillis()); 2347 2348 if (mSdkVersion <= 0) { 2349 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 2350 } 2351 2352 mContext = context; 2353 2354 mFactoryTest = factoryTest; 2355 mOnlyCore = onlyCore; 2356 mMetrics = new DisplayMetrics(); 2357 mInstaller = installer; 2358 2359 // Create sub-components that provide services / data. Order here is important. 2360 synchronized (mInstallLock) { 2361 synchronized (mPackages) { 2362 // Expose private service for system components to use. 2363 LocalServices.addService( 2364 PackageManagerInternal.class, new PackageManagerInternalImpl()); 2365 sUserManager = new UserManagerService(context, this, 2366 new UserDataPreparer(mInstaller, mInstallLock, mContext, mOnlyCore), mPackages); 2367 mPermissionManager = PermissionManagerService.create(context, 2368 new DefaultPermissionGrantedCallback() { 2369 @Override 2370 public void onDefaultRuntimePermissionsGranted(int userId) { 2371 synchronized(mPackages) { 2372 mSettings.onDefaultRuntimePermissionsGrantedLPr(userId); 2373 } 2374 } 2375 }, mPackages /*externalLock*/); 2376 mDefaultPermissionPolicy = mPermissionManager.getDefaultPermissionGrantPolicy(); 2377 mSettings = new Settings(mPermissionManager.getPermissionSettings(), mPackages); 2378 } 2379 } 2380 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 2381 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2382 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 2383 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2384 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 2385 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2386 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 2387 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2388 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 2389 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2390 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 2391 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2392 2393 String separateProcesses = SystemProperties.get("debug.separate_processes"); 2394 if (separateProcesses != null && separateProcesses.length() > 0) { 2395 if ("*".equals(separateProcesses)) { 2396 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 2397 mSeparateProcesses = null; 2398 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 2399 } else { 2400 mDefParseFlags = 0; 2401 mSeparateProcesses = separateProcesses.split(","); 2402 Slog.w(TAG, "Running with debug.separate_processes: " 2403 + separateProcesses); 2404 } 2405 } else { 2406 mDefParseFlags = 0; 2407 mSeparateProcesses = null; 2408 } 2409 2410 mPackageDexOptimizer = new PackageDexOptimizer(installer, mInstallLock, context, 2411 "*dexopt*"); 2412 mDexManager = new DexManager(this, mPackageDexOptimizer, installer, mInstallLock); 2413 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 2414 2415 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 2416 FgThread.get().getLooper()); 2417 2418 getDefaultDisplayMetrics(context, mMetrics); 2419 2420 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "get system config"); 2421 SystemConfig systemConfig = SystemConfig.getInstance(); 2422 mAvailableFeatures = systemConfig.getAvailableFeatures(); 2423 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2424 2425 mProtectedPackages = new ProtectedPackages(mContext); 2426 2427 synchronized (mInstallLock) { 2428 // writer 2429 synchronized (mPackages) { 2430 mHandlerThread = new ServiceThread(TAG, 2431 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 2432 mHandlerThread.start(); 2433 mHandler = new PackageHandler(mHandlerThread.getLooper()); 2434 mProcessLoggingHandler = new ProcessLoggingHandler(); 2435 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 2436 mInstantAppRegistry = new InstantAppRegistry(this); 2437 2438 File dataDir = Environment.getDataDirectory(); 2439 mAppInstallDir = new File(dataDir, "app"); 2440 mAppLib32InstallDir = new File(dataDir, "app-lib"); 2441 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 2442 2443 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 2444 final int builtInLibCount = libConfig.size(); 2445 for (int i = 0; i < builtInLibCount; i++) { 2446 String name = libConfig.keyAt(i); 2447 String path = libConfig.valueAt(i); 2448 addSharedLibraryLPw(path, null, name, SharedLibraryInfo.VERSION_UNDEFINED, 2449 SharedLibraryInfo.TYPE_BUILTIN, PLATFORM_PACKAGE_NAME, 0); 2450 } 2451 2452 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 2453 2454 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "read user settings"); 2455 mFirstBoot = !mSettings.readLPw(sUserManager.getUsers(false)); 2456 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2457 2458 // Clean up orphaned packages for which the code path doesn't exist 2459 // and they are an update to a system app - caused by bug/32321269 2460 final int packageSettingCount = mSettings.mPackages.size(); 2461 for (int i = packageSettingCount - 1; i >= 0; i--) { 2462 PackageSetting ps = mSettings.mPackages.valueAt(i); 2463 if (!isExternal(ps) && (ps.codePath == null || !ps.codePath.exists()) 2464 && mSettings.getDisabledSystemPkgLPr(ps.name) != null) { 2465 mSettings.mPackages.removeAt(i); 2466 mSettings.enableSystemPackageLPw(ps.name); 2467 } 2468 } 2469 2470 if (mFirstBoot) { 2471 requestCopyPreoptedFiles(); 2472 } 2473 2474 String customResolverActivity = Resources.getSystem().getString( 2475 R.string.config_customResolverActivity); 2476 if (TextUtils.isEmpty(customResolverActivity)) { 2477 customResolverActivity = null; 2478 } else { 2479 mCustomResolverComponentName = ComponentName.unflattenFromString( 2480 customResolverActivity); 2481 } 2482 2483 long startTime = SystemClock.uptimeMillis(); 2484 2485 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 2486 startTime); 2487 2488 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 2489 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 2490 2491 if (bootClassPath == null) { 2492 Slog.w(TAG, "No BOOTCLASSPATH found!"); 2493 } 2494 2495 if (systemServerClassPath == null) { 2496 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 2497 } 2498 2499 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2500 2501 final VersionInfo ver = mSettings.getInternalVersion(); 2502 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2503 if (mIsUpgrade) { 2504 logCriticalInfo(Log.INFO, 2505 "Upgrading from " + ver.fingerprint + " to " + Build.FINGERPRINT); 2506 } 2507 2508 // when upgrading from pre-M, promote system app permissions from install to runtime 2509 mPromoteSystemApps = 2510 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2511 2512 // When upgrading from pre-N, we need to handle package extraction like first boot, 2513 // as there is no profiling data available. 2514 mIsPreNUpgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N; 2515 2516 mIsPreNMR1Upgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N_MR1; 2517 2518 // save off the names of pre-existing system packages prior to scanning; we don't 2519 // want to automatically grant runtime permissions for new system apps 2520 if (mPromoteSystemApps) { 2521 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2522 while (pkgSettingIter.hasNext()) { 2523 PackageSetting ps = pkgSettingIter.next(); 2524 if (isSystemApp(ps)) { 2525 mExistingSystemPackages.add(ps.name); 2526 } 2527 } 2528 } 2529 2530 mCacheDir = preparePackageParserCache(mIsUpgrade); 2531 2532 // Set flag to monitor and not change apk file paths when 2533 // scanning install directories. 2534 int scanFlags = SCAN_BOOTING | SCAN_INITIAL; 2535 2536 if (mIsUpgrade || mFirstBoot) { 2537 scanFlags = scanFlags | SCAN_FIRST_BOOT_OR_UPGRADE; 2538 } 2539 2540 // Collect vendor overlay packages. (Do this before scanning any apps.) 2541 // For security and version matching reason, only consider 2542 // overlay packages if they reside in the right directory. 2543 scanDirTracedLI(new File(VENDOR_OVERLAY_DIR), mDefParseFlags 2544 | PackageParser.PARSE_IS_SYSTEM 2545 | PackageParser.PARSE_IS_SYSTEM_DIR 2546 | PackageParser.PARSE_TRUSTED_OVERLAY, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2547 2548 mParallelPackageParserCallback.findStaticOverlayPackages(); 2549 2550 // Find base frameworks (resource packages without code). 2551 scanDirTracedLI(frameworkDir, mDefParseFlags 2552 | PackageParser.PARSE_IS_SYSTEM 2553 | PackageParser.PARSE_IS_SYSTEM_DIR 2554 | PackageParser.PARSE_IS_PRIVILEGED, 2555 scanFlags | SCAN_NO_DEX, 0); 2556 2557 // Collected privileged system packages. 2558 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2559 scanDirTracedLI(privilegedAppDir, mDefParseFlags 2560 | PackageParser.PARSE_IS_SYSTEM 2561 | PackageParser.PARSE_IS_SYSTEM_DIR 2562 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2563 2564 // Collect ordinary system packages. 2565 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2566 scanDirTracedLI(systemAppDir, mDefParseFlags 2567 | PackageParser.PARSE_IS_SYSTEM 2568 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2569 2570 // Collect all vendor packages. 2571 File vendorAppDir = new File("/vendor/app"); 2572 try { 2573 vendorAppDir = vendorAppDir.getCanonicalFile(); 2574 } catch (IOException e) { 2575 // failed to look up canonical path, continue with original one 2576 } 2577 scanDirTracedLI(vendorAppDir, mDefParseFlags 2578 | PackageParser.PARSE_IS_SYSTEM 2579 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2580 2581 // Collect all OEM packages. 2582 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2583 scanDirTracedLI(oemAppDir, mDefParseFlags 2584 | PackageParser.PARSE_IS_SYSTEM 2585 | PackageParser.PARSE_IS_SYSTEM_DIR 2586 | PackageParser.PARSE_IS_OEM, scanFlags, 0); 2587 2588 // Prune any system packages that no longer exist. 2589 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<>(); 2590 // Stub packages must either be replaced with full versions in the /data 2591 // partition or be disabled. 2592 final List<String> stubSystemApps = new ArrayList<>(); 2593 if (!mOnlyCore) { 2594 // do this first before mucking with mPackages for the "expecting better" case 2595 final Iterator<PackageParser.Package> pkgIterator = mPackages.values().iterator(); 2596 while (pkgIterator.hasNext()) { 2597 final PackageParser.Package pkg = pkgIterator.next(); 2598 if (pkg.isStub) { 2599 stubSystemApps.add(pkg.packageName); 2600 } 2601 } 2602 2603 final Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2604 while (psit.hasNext()) { 2605 PackageSetting ps = psit.next(); 2606 2607 /* 2608 * If this is not a system app, it can't be a 2609 * disable system app. 2610 */ 2611 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2612 continue; 2613 } 2614 2615 /* 2616 * If the package is scanned, it's not erased. 2617 */ 2618 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2619 if (scannedPkg != null) { 2620 /* 2621 * If the system app is both scanned and in the 2622 * disabled packages list, then it must have been 2623 * added via OTA. Remove it from the currently 2624 * scanned package so the previously user-installed 2625 * application can be scanned. 2626 */ 2627 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2628 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2629 + ps.name + "; removing system app. Last known codePath=" 2630 + ps.codePathString + ", installStatus=" + ps.installStatus 2631 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2632 + scannedPkg.mVersionCode); 2633 removePackageLI(scannedPkg, true); 2634 mExpectingBetter.put(ps.name, ps.codePath); 2635 } 2636 2637 continue; 2638 } 2639 2640 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2641 psit.remove(); 2642 logCriticalInfo(Log.WARN, "System package " + ps.name 2643 + " no longer exists; it's data will be wiped"); 2644 // Actual deletion of code and data will be handled by later 2645 // reconciliation step 2646 } else { 2647 // we still have a disabled system package, but, it still might have 2648 // been removed. check the code path still exists and check there's 2649 // still a package. the latter can happen if an OTA keeps the same 2650 // code path, but, changes the package name. 2651 final PackageSetting disabledPs = 2652 mSettings.getDisabledSystemPkgLPr(ps.name); 2653 if (disabledPs.codePath == null || !disabledPs.codePath.exists() 2654 || disabledPs.pkg == null) { 2655 possiblyDeletedUpdatedSystemApps.add(ps.name); 2656 } 2657 } 2658 } 2659 } 2660 2661 //look for any incomplete package installations 2662 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2663 for (int i = 0; i < deletePkgsList.size(); i++) { 2664 // Actual deletion of code and data will be handled by later 2665 // reconciliation step 2666 final String packageName = deletePkgsList.get(i).name; 2667 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + packageName); 2668 synchronized (mPackages) { 2669 mSettings.removePackageLPw(packageName); 2670 } 2671 } 2672 2673 //delete tmp files 2674 deleteTempPackageFiles(); 2675 2676 final int cachedSystemApps = PackageParser.sCachedPackageReadCount.get(); 2677 2678 // Remove any shared userIDs that have no associated packages 2679 mSettings.pruneSharedUsersLPw(); 2680 final long systemScanTime = SystemClock.uptimeMillis() - startTime; 2681 final int systemPackagesCount = mPackages.size(); 2682 Slog.i(TAG, "Finished scanning system apps. Time: " + systemScanTime 2683 + " ms, packageCount: " + systemPackagesCount 2684 + " , timePerPackage: " 2685 + (systemPackagesCount == 0 ? 0 : systemScanTime / systemPackagesCount) 2686 + " , cached: " + cachedSystemApps); 2687 if (mIsUpgrade && systemPackagesCount > 0) { 2688 MetricsLogger.histogram(null, "ota_package_manager_system_app_avg_scan_time", 2689 ((int) systemScanTime) / systemPackagesCount); 2690 } 2691 if (!mOnlyCore) { 2692 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2693 SystemClock.uptimeMillis()); 2694 scanDirTracedLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2695 2696 scanDirTracedLI(mDrmAppPrivateInstallDir, mDefParseFlags 2697 | PackageParser.PARSE_FORWARD_LOCK, 2698 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2699 2700 // Remove disable package settings for updated system apps that were 2701 // removed via an OTA. If the update is no longer present, remove the 2702 // app completely. Otherwise, revoke their system privileges. 2703 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2704 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2705 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2706 2707 final String msg; 2708 if (deletedPkg == null) { 2709 // should have found an update, but, we didn't; remove everything 2710 msg = "Updated system package " + deletedAppName 2711 + " no longer exists; removing its data"; 2712 // Actual deletion of code and data will be handled by later 2713 // reconciliation step 2714 } else { 2715 // found an update; revoke system privileges 2716 msg = "Updated system package + " + deletedAppName 2717 + " no longer exists; revoking system privileges"; 2718 2719 // Don't do anything if a stub is removed from the system image. If 2720 // we were to remove the uncompressed version from the /data partition, 2721 // this is where it'd be done. 2722 2723 final PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2724 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2725 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2726 } 2727 logCriticalInfo(Log.WARN, msg); 2728 } 2729 2730 /* 2731 * Make sure all system apps that we expected to appear on 2732 * the userdata partition actually showed up. If they never 2733 * appeared, crawl back and revive the system version. 2734 */ 2735 for (int i = 0; i < mExpectingBetter.size(); i++) { 2736 final String packageName = mExpectingBetter.keyAt(i); 2737 if (!mPackages.containsKey(packageName)) { 2738 final File scanFile = mExpectingBetter.valueAt(i); 2739 2740 logCriticalInfo(Log.WARN, "Expected better " + packageName 2741 + " but never showed up; reverting to system"); 2742 2743 int reparseFlags = mDefParseFlags; 2744 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2745 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2746 | PackageParser.PARSE_IS_SYSTEM_DIR 2747 | PackageParser.PARSE_IS_PRIVILEGED; 2748 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2749 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2750 | PackageParser.PARSE_IS_SYSTEM_DIR; 2751 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2752 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2753 | PackageParser.PARSE_IS_SYSTEM_DIR; 2754 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2755 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2756 | PackageParser.PARSE_IS_SYSTEM_DIR 2757 | PackageParser.PARSE_IS_OEM; 2758 } else { 2759 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2760 continue; 2761 } 2762 2763 mSettings.enableSystemPackageLPw(packageName); 2764 2765 try { 2766 scanPackageTracedLI(scanFile, reparseFlags, scanFlags, 0, null); 2767 } catch (PackageManagerException e) { 2768 Slog.e(TAG, "Failed to parse original system package: " 2769 + e.getMessage()); 2770 } 2771 } 2772 } 2773 2774 // Uncompress and install any stubbed system applications. 2775 // This must be done last to ensure all stubs are replaced or disabled. 2776 decompressSystemApplications(stubSystemApps, scanFlags); 2777 2778 final int cachedNonSystemApps = PackageParser.sCachedPackageReadCount.get() 2779 - cachedSystemApps; 2780 2781 final long dataScanTime = SystemClock.uptimeMillis() - systemScanTime - startTime; 2782 final int dataPackagesCount = mPackages.size() - systemPackagesCount; 2783 Slog.i(TAG, "Finished scanning non-system apps. Time: " + dataScanTime 2784 + " ms, packageCount: " + dataPackagesCount 2785 + " , timePerPackage: " 2786 + (dataPackagesCount == 0 ? 0 : dataScanTime / dataPackagesCount) 2787 + " , cached: " + cachedNonSystemApps); 2788 if (mIsUpgrade && dataPackagesCount > 0) { 2789 MetricsLogger.histogram(null, "ota_package_manager_data_app_avg_scan_time", 2790 ((int) dataScanTime) / dataPackagesCount); 2791 } 2792 } 2793 mExpectingBetter.clear(); 2794 2795 // Resolve the storage manager. 2796 mStorageManagerPackage = getStorageManagerPackageName(); 2797 2798 // Resolve protected action filters. Only the setup wizard is allowed to 2799 // have a high priority filter for these actions. 2800 mSetupWizardPackage = getSetupWizardPackageName(); 2801 if (mProtectedFilters.size() > 0) { 2802 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 2803 Slog.i(TAG, "No setup wizard;" 2804 + " All protected intents capped to priority 0"); 2805 } 2806 for (ActivityIntentInfo filter : mProtectedFilters) { 2807 if (filter.activity.info.packageName.equals(mSetupWizardPackage)) { 2808 if (DEBUG_FILTERS) { 2809 Slog.i(TAG, "Found setup wizard;" 2810 + " allow priority " + filter.getPriority() + ";" 2811 + " package: " + filter.activity.info.packageName 2812 + " activity: " + filter.activity.className 2813 + " priority: " + filter.getPriority()); 2814 } 2815 // skip setup wizard; allow it to keep the high priority filter 2816 continue; 2817 } 2818 if (DEBUG_FILTERS) { 2819 Slog.i(TAG, "Protected action; cap priority to 0;" 2820 + " package: " + filter.activity.info.packageName 2821 + " activity: " + filter.activity.className 2822 + " origPrio: " + filter.getPriority()); 2823 } 2824 filter.setPriority(0); 2825 } 2826 } 2827 mDeferProtectedFilters = false; 2828 mProtectedFilters.clear(); 2829 2830 // Now that we know all of the shared libraries, update all clients to have 2831 // the correct library paths. 2832 updateAllSharedLibrariesLPw(null); 2833 2834 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2835 // NOTE: We ignore potential failures here during a system scan (like 2836 // the rest of the commands above) because there's precious little we 2837 // can do about it. A settings error is reported, though. 2838 adjustCpuAbisForSharedUserLPw(setting.packages, null /*scannedPackage*/); 2839 } 2840 2841 // Now that we know all the packages we are keeping, 2842 // read and update their last usage times. 2843 mPackageUsage.read(mPackages); 2844 mCompilerStats.read(); 2845 2846 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2847 SystemClock.uptimeMillis()); 2848 Slog.i(TAG, "Time to scan packages: " 2849 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2850 + " seconds"); 2851 2852 // If the platform SDK has changed since the last time we booted, 2853 // we need to re-grant app permission to catch any new ones that 2854 // appear. This is really a hack, and means that apps can in some 2855 // cases get permissions that the user didn't initially explicitly 2856 // allow... it would be nice to have some better way to handle 2857 // this situation. 2858 final boolean sdkUpdated = (ver.sdkVersion != mSdkVersion); 2859 if (sdkUpdated) { 2860 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2861 + mSdkVersion + "; regranting permissions for internal storage"); 2862 } 2863 mPermissionManager.updateAllPermissions( 2864 StorageManager.UUID_PRIVATE_INTERNAL, sdkUpdated, mPackages.values(), 2865 mPermissionCallback); 2866 ver.sdkVersion = mSdkVersion; 2867 2868 // If this is the first boot or an update from pre-M, and it is a normal 2869 // boot, then we need to initialize the default preferred apps across 2870 // all defined users. 2871 if (!onlyCore && (mPromoteSystemApps || mFirstBoot)) { 2872 for (UserInfo user : sUserManager.getUsers(true)) { 2873 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 2874 applyFactoryDefaultBrowserLPw(user.id); 2875 primeDomainVerificationsLPw(user.id); 2876 } 2877 } 2878 2879 // Prepare storage for system user really early during boot, 2880 // since core system apps like SettingsProvider and SystemUI 2881 // can't wait for user to start 2882 final int storageFlags; 2883 if (StorageManager.isFileEncryptedNativeOrEmulated()) { 2884 storageFlags = StorageManager.FLAG_STORAGE_DE; 2885 } else { 2886 storageFlags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 2887 } 2888 List<String> deferPackages = reconcileAppsDataLI(StorageManager.UUID_PRIVATE_INTERNAL, 2889 UserHandle.USER_SYSTEM, storageFlags, true /* migrateAppData */, 2890 true /* onlyCoreApps */); 2891 mPrepareAppDataFuture = SystemServerInitThreadPool.get().submit(() -> { 2892 TimingsTraceLog traceLog = new TimingsTraceLog("SystemServerTimingAsync", 2893 Trace.TRACE_TAG_PACKAGE_MANAGER); 2894 traceLog.traceBegin("AppDataFixup"); 2895 try { 2896 mInstaller.fixupAppData(StorageManager.UUID_PRIVATE_INTERNAL, 2897 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 2898 } catch (InstallerException e) { 2899 Slog.w(TAG, "Trouble fixing GIDs", e); 2900 } 2901 traceLog.traceEnd(); 2902 2903 traceLog.traceBegin("AppDataPrepare"); 2904 if (deferPackages == null || deferPackages.isEmpty()) { 2905 return; 2906 } 2907 int count = 0; 2908 for (String pkgName : deferPackages) { 2909 PackageParser.Package pkg = null; 2910 synchronized (mPackages) { 2911 PackageSetting ps = mSettings.getPackageLPr(pkgName); 2912 if (ps != null && ps.getInstalled(UserHandle.USER_SYSTEM)) { 2913 pkg = ps.pkg; 2914 } 2915 } 2916 if (pkg != null) { 2917 synchronized (mInstallLock) { 2918 prepareAppDataAndMigrateLIF(pkg, UserHandle.USER_SYSTEM, storageFlags, 2919 true /* maybeMigrateAppData */); 2920 } 2921 count++; 2922 } 2923 } 2924 traceLog.traceEnd(); 2925 Slog.i(TAG, "Deferred reconcileAppsData finished " + count + " packages"); 2926 }, "prepareAppData"); 2927 2928 // If this is first boot after an OTA, and a normal boot, then 2929 // we need to clear code cache directories. 2930 // Note that we do *not* clear the application profiles. These remain valid 2931 // across OTAs and are used to drive profile verification (post OTA) and 2932 // profile compilation (without waiting to collect a fresh set of profiles). 2933 if (mIsUpgrade && !onlyCore) { 2934 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2935 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2936 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2937 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2938 // No apps are running this early, so no need to freeze 2939 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 2940 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 2941 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 2942 } 2943 } 2944 ver.fingerprint = Build.FINGERPRINT; 2945 } 2946 2947 checkDefaultBrowser(); 2948 2949 // clear only after permissions and other defaults have been updated 2950 mExistingSystemPackages.clear(); 2951 mPromoteSystemApps = false; 2952 2953 // All the changes are done during package scanning. 2954 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2955 2956 // can downgrade to reader 2957 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "write settings"); 2958 mSettings.writeLPr(); 2959 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2960 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2961 SystemClock.uptimeMillis()); 2962 2963 if (!mOnlyCore) { 2964 mRequiredVerifierPackage = getRequiredButNotReallyRequiredVerifierLPr(); 2965 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2966 mRequiredUninstallerPackage = getRequiredUninstallerLPr(); 2967 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2968 if (mIntentFilterVerifierComponent != null) { 2969 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2970 mIntentFilterVerifierComponent); 2971 } else { 2972 mIntentFilterVerifier = null; 2973 } 2974 mServicesSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 2975 PackageManager.SYSTEM_SHARED_LIBRARY_SERVICES, 2976 SharedLibraryInfo.VERSION_UNDEFINED); 2977 mSharedSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 2978 PackageManager.SYSTEM_SHARED_LIBRARY_SHARED, 2979 SharedLibraryInfo.VERSION_UNDEFINED); 2980 } else { 2981 mRequiredVerifierPackage = null; 2982 mRequiredInstallerPackage = null; 2983 mRequiredUninstallerPackage = null; 2984 mIntentFilterVerifierComponent = null; 2985 mIntentFilterVerifier = null; 2986 mServicesSystemSharedLibraryPackageName = null; 2987 mSharedSystemSharedLibraryPackageName = null; 2988 } 2989 2990 mInstallerService = new PackageInstallerService(context, this); 2991 final Pair<ComponentName, String> instantAppResolverComponent = 2992 getInstantAppResolverLPr(); 2993 if (instantAppResolverComponent != null) { 2994 if (DEBUG_EPHEMERAL) { 2995 Slog.d(TAG, "Set ephemeral resolver: " + instantAppResolverComponent); 2996 } 2997 mInstantAppResolverConnection = new EphemeralResolverConnection( 2998 mContext, instantAppResolverComponent.first, 2999 instantAppResolverComponent.second); 3000 mInstantAppResolverSettingsComponent = 3001 getInstantAppResolverSettingsLPr(instantAppResolverComponent.first); 3002 } else { 3003 mInstantAppResolverConnection = null; 3004 mInstantAppResolverSettingsComponent = null; 3005 } 3006 updateInstantAppInstallerLocked(null); 3007 3008 // Read and update the usage of dex files. 3009 // Do this at the end of PM init so that all the packages have their 3010 // data directory reconciled. 3011 // At this point we know the code paths of the packages, so we can validate 3012 // the disk file and build the internal cache. 3013 // The usage file is expected to be small so loading and verifying it 3014 // should take a fairly small time compare to the other activities (e.g. package 3015 // scanning). 3016 final Map<Integer, List<PackageInfo>> userPackages = new HashMap<>(); 3017 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 3018 for (int userId : currentUserIds) { 3019 userPackages.put(userId, getInstalledPackages(/*flags*/ 0, userId).getList()); 3020 } 3021 mDexManager.load(userPackages); 3022 if (mIsUpgrade) { 3023 MetricsLogger.histogram(null, "ota_package_manager_init_time", 3024 (int) (SystemClock.uptimeMillis() - startTime)); 3025 } 3026 } // synchronized (mPackages) 3027 } // synchronized (mInstallLock) 3028 3029 // Now after opening every single application zip, make sure they 3030 // are all flushed. Not really needed, but keeps things nice and 3031 // tidy. 3032 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "GC"); 3033 Runtime.getRuntime().gc(); 3034 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3035 3036 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "loadFallbacks"); 3037 FallbackCategoryProvider.loadFallbacks(); 3038 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3039 3040 // The initial scanning above does many calls into installd while 3041 // holding the mPackages lock, but we're mostly interested in yelling 3042 // once we have a booted system. 3043 mInstaller.setWarnIfHeld(mPackages); 3044 3045 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3046 } 3047 3048 /** 3049 * Uncompress and install stub applications. 3050 * <p>In order to save space on the system partition, some applications are shipped in a 3051 * compressed form. In addition the compressed bits for the full application, the 3052 * system image contains a tiny stub comprised of only the Android manifest. 3053 * <p>During the first boot, attempt to uncompress and install the full application. If 3054 * the application can't be installed for any reason, disable the stub and prevent 3055 * uncompressing the full application during future boots. 3056 * <p>In order to forcefully attempt an installation of a full application, go to app 3057 * settings and enable the application. 3058 */ 3059 private void decompressSystemApplications(@NonNull List<String> stubSystemApps, int scanFlags) { 3060 for (int i = stubSystemApps.size() - 1; i >= 0; --i) { 3061 final String pkgName = stubSystemApps.get(i); 3062 // skip if the system package is already disabled 3063 if (mSettings.isDisabledSystemPackageLPr(pkgName)) { 3064 stubSystemApps.remove(i); 3065 continue; 3066 } 3067 // skip if the package isn't installed (?!); this should never happen 3068 final PackageParser.Package pkg = mPackages.get(pkgName); 3069 if (pkg == null) { 3070 stubSystemApps.remove(i); 3071 continue; 3072 } 3073 // skip if the package has been disabled by the user 3074 final PackageSetting ps = mSettings.mPackages.get(pkgName); 3075 if (ps != null) { 3076 final int enabledState = ps.getEnabled(UserHandle.USER_SYSTEM); 3077 if (enabledState == PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER) { 3078 stubSystemApps.remove(i); 3079 continue; 3080 } 3081 } 3082 3083 if (DEBUG_COMPRESSION) { 3084 Slog.i(TAG, "Uncompressing system stub; pkg: " + pkgName); 3085 } 3086 3087 // uncompress the binary to its eventual destination on /data 3088 final File scanFile = decompressPackage(pkg); 3089 if (scanFile == null) { 3090 continue; 3091 } 3092 3093 // install the package to replace the stub on /system 3094 try { 3095 mSettings.disableSystemPackageLPw(pkgName, true /*replaced*/); 3096 removePackageLI(pkg, true /*chatty*/); 3097 scanPackageTracedLI(scanFile, 0 /*reparseFlags*/, scanFlags, 0, null); 3098 ps.setEnabled(PackageManager.COMPONENT_ENABLED_STATE_DEFAULT, 3099 UserHandle.USER_SYSTEM, "android"); 3100 stubSystemApps.remove(i); 3101 continue; 3102 } catch (PackageManagerException e) { 3103 Slog.e(TAG, "Failed to parse uncompressed system package: " + e.getMessage()); 3104 } 3105 3106 // any failed attempt to install the package will be cleaned up later 3107 } 3108 3109 // disable any stub still left; these failed to install the full application 3110 for (int i = stubSystemApps.size() - 1; i >= 0; --i) { 3111 final String pkgName = stubSystemApps.get(i); 3112 final PackageSetting ps = mSettings.mPackages.get(pkgName); 3113 ps.setEnabled(PackageManager.COMPONENT_ENABLED_STATE_DISABLED, 3114 UserHandle.USER_SYSTEM, "android"); 3115 logCriticalInfo(Log.ERROR, "Stub disabled; pkg: " + pkgName); 3116 } 3117 } 3118 3119 /** 3120 * Decompresses the given package on the system image onto 3121 * the /data partition. 3122 * @return The directory the package was decompressed into. Otherwise, {@code null}. 3123 */ 3124 private File decompressPackage(PackageParser.Package pkg) { 3125 final File[] compressedFiles = getCompressedFiles(pkg.codePath); 3126 if (compressedFiles == null || compressedFiles.length == 0) { 3127 if (DEBUG_COMPRESSION) { 3128 Slog.i(TAG, "No files to decompress: " + pkg.baseCodePath); 3129 } 3130 return null; 3131 } 3132 final File dstCodePath = 3133 getNextCodePath(Environment.getDataAppDirectory(null), pkg.packageName); 3134 int ret = PackageManager.INSTALL_SUCCEEDED; 3135 try { 3136 Os.mkdir(dstCodePath.getAbsolutePath(), 0755); 3137 Os.chmod(dstCodePath.getAbsolutePath(), 0755); 3138 for (File srcFile : compressedFiles) { 3139 final String srcFileName = srcFile.getName(); 3140 final String dstFileName = srcFileName.substring( 3141 0, srcFileName.length() - COMPRESSED_EXTENSION.length()); 3142 final File dstFile = new File(dstCodePath, dstFileName); 3143 ret = decompressFile(srcFile, dstFile); 3144 if (ret != PackageManager.INSTALL_SUCCEEDED) { 3145 logCriticalInfo(Log.ERROR, "Failed to decompress" 3146 + "; pkg: " + pkg.packageName 3147 + ", file: " + dstFileName); 3148 break; 3149 } 3150 } 3151 } catch (ErrnoException e) { 3152 logCriticalInfo(Log.ERROR, "Failed to decompress" 3153 + "; pkg: " + pkg.packageName 3154 + ", err: " + e.errno); 3155 } 3156 if (ret == PackageManager.INSTALL_SUCCEEDED) { 3157 final File libraryRoot = new File(dstCodePath, LIB_DIR_NAME); 3158 NativeLibraryHelper.Handle handle = null; 3159 try { 3160 handle = NativeLibraryHelper.Handle.create(dstCodePath); 3161 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 3162 null /*abiOverride*/); 3163 } catch (IOException e) { 3164 logCriticalInfo(Log.ERROR, "Failed to extract native libraries" 3165 + "; pkg: " + pkg.packageName); 3166 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 3167 } finally { 3168 IoUtils.closeQuietly(handle); 3169 } 3170 } 3171 if (ret != PackageManager.INSTALL_SUCCEEDED) { 3172 if (dstCodePath == null || !dstCodePath.exists()) { 3173 return null; 3174 } 3175 removeCodePathLI(dstCodePath); 3176 return null; 3177 } 3178 3179 return dstCodePath; 3180 } 3181 3182 private void updateInstantAppInstallerLocked(String modifiedPackage) { 3183 // we're only interested in updating the installer appliction when 1) it's not 3184 // already set or 2) the modified package is the installer 3185 if (mInstantAppInstallerActivity != null 3186 && !mInstantAppInstallerActivity.getComponentName().getPackageName() 3187 .equals(modifiedPackage)) { 3188 return; 3189 } 3190 setUpInstantAppInstallerActivityLP(getInstantAppInstallerLPr()); 3191 } 3192 3193 private static File preparePackageParserCache(boolean isUpgrade) { 3194 if (!DEFAULT_PACKAGE_PARSER_CACHE_ENABLED) { 3195 return null; 3196 } 3197 3198 // Disable package parsing on eng builds to allow for faster incremental development. 3199 if (Build.IS_ENG) { 3200 return null; 3201 } 3202 3203 if (SystemProperties.getBoolean("pm.boot.disable_package_cache", false)) { 3204 Slog.i(TAG, "Disabling package parser cache due to system property."); 3205 return null; 3206 } 3207 3208 // The base directory for the package parser cache lives under /data/system/. 3209 final File cacheBaseDir = FileUtils.createDir(Environment.getDataSystemDirectory(), 3210 "package_cache"); 3211 if (cacheBaseDir == null) { 3212 return null; 3213 } 3214 3215 // If this is a system upgrade scenario, delete the contents of the package cache dir. 3216 // This also serves to "GC" unused entries when the package cache version changes (which 3217 // can only happen during upgrades). 3218 if (isUpgrade) { 3219 FileUtils.deleteContents(cacheBaseDir); 3220 } 3221 3222 3223 // Return the versioned package cache directory. This is something like 3224 // "/data/system/package_cache/1" 3225 File cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 3226 3227 // The following is a workaround to aid development on non-numbered userdebug 3228 // builds or cases where "adb sync" is used on userdebug builds. If we detect that 3229 // the system partition is newer. 3230 // 3231 // NOTE: When no BUILD_NUMBER is set by the build system, it defaults to a build 3232 // that starts with "eng." to signify that this is an engineering build and not 3233 // destined for release. 3234 if (Build.IS_USERDEBUG && Build.VERSION.INCREMENTAL.startsWith("eng.")) { 3235 Slog.w(TAG, "Wiping cache directory because the system partition changed."); 3236 3237 // Heuristic: If the /system directory has been modified recently due to an "adb sync" 3238 // or a regular make, then blow away the cache. Note that mtimes are *NOT* reliable 3239 // in general and should not be used for production changes. In this specific case, 3240 // we know that they will work. 3241 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 3242 if (cacheDir.lastModified() < frameworkDir.lastModified()) { 3243 FileUtils.deleteContents(cacheBaseDir); 3244 cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 3245 } 3246 } 3247 3248 return cacheDir; 3249 } 3250 3251 @Override 3252 public boolean isFirstBoot() { 3253 // allow instant applications 3254 return mFirstBoot; 3255 } 3256 3257 @Override 3258 public boolean isOnlyCoreApps() { 3259 // allow instant applications 3260 return mOnlyCore; 3261 } 3262 3263 @Override 3264 public boolean isUpgrade() { 3265 // allow instant applications 3266 // The system property allows testing ota flow when upgraded to the same image. 3267 return mIsUpgrade || SystemProperties.getBoolean( 3268 "persist.pm.mock-upgrade", false /* default */); 3269 } 3270 3271 private @Nullable String getRequiredButNotReallyRequiredVerifierLPr() { 3272 final Intent intent = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 3273 3274 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 3275 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3276 UserHandle.USER_SYSTEM, false /*allowDynamicSplits*/); 3277 if (matches.size() == 1) { 3278 return matches.get(0).getComponentInfo().packageName; 3279 } else if (matches.size() == 0) { 3280 Log.e(TAG, "There should probably be a verifier, but, none were found"); 3281 return null; 3282 } 3283 throw new RuntimeException("There must be exactly one verifier; found " + matches); 3284 } 3285 3286 private @NonNull String getRequiredSharedLibraryLPr(String name, int version) { 3287 synchronized (mPackages) { 3288 SharedLibraryEntry libraryEntry = getSharedLibraryEntryLPr(name, version); 3289 if (libraryEntry == null) { 3290 throw new IllegalStateException("Missing required shared library:" + name); 3291 } 3292 return libraryEntry.apk; 3293 } 3294 } 3295 3296 private @NonNull String getRequiredInstallerLPr() { 3297 final Intent intent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 3298 intent.addCategory(Intent.CATEGORY_DEFAULT); 3299 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3300 3301 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3302 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3303 UserHandle.USER_SYSTEM); 3304 if (matches.size() == 1) { 3305 ResolveInfo resolveInfo = matches.get(0); 3306 if (!resolveInfo.activityInfo.applicationInfo.isPrivilegedApp()) { 3307 throw new RuntimeException("The installer must be a privileged app"); 3308 } 3309 return matches.get(0).getComponentInfo().packageName; 3310 } else { 3311 throw new RuntimeException("There must be exactly one installer; found " + matches); 3312 } 3313 } 3314 3315 private @NonNull String getRequiredUninstallerLPr() { 3316 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 3317 intent.addCategory(Intent.CATEGORY_DEFAULT); 3318 intent.setData(Uri.fromParts(PACKAGE_SCHEME, "foo.bar", null)); 3319 3320 final ResolveInfo resolveInfo = resolveIntent(intent, null, 3321 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3322 UserHandle.USER_SYSTEM); 3323 if (resolveInfo == null || 3324 mResolveActivity.name.equals(resolveInfo.getComponentInfo().name)) { 3325 throw new RuntimeException("There must be exactly one uninstaller; found " 3326 + resolveInfo); 3327 } 3328 return resolveInfo.getComponentInfo().packageName; 3329 } 3330 3331 private @NonNull ComponentName getIntentFilterVerifierComponentNameLPr() { 3332 final Intent intent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 3333 3334 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 3335 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3336 UserHandle.USER_SYSTEM, false /*allowDynamicSplits*/); 3337 ResolveInfo best = null; 3338 final int N = matches.size(); 3339 for (int i = 0; i < N; i++) { 3340 final ResolveInfo cur = matches.get(i); 3341 final String packageName = cur.getComponentInfo().packageName; 3342 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 3343 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 3344 continue; 3345 } 3346 3347 if (best == null || cur.priority > best.priority) { 3348 best = cur; 3349 } 3350 } 3351 3352 if (best != null) { 3353 return best.getComponentInfo().getComponentName(); 3354 } 3355 Slog.w(TAG, "Intent filter verifier not found"); 3356 return null; 3357 } 3358 3359 @Override 3360 public @Nullable ComponentName getInstantAppResolverComponent() { 3361 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 3362 return null; 3363 } 3364 synchronized (mPackages) { 3365 final Pair<ComponentName, String> instantAppResolver = getInstantAppResolverLPr(); 3366 if (instantAppResolver == null) { 3367 return null; 3368 } 3369 return instantAppResolver.first; 3370 } 3371 } 3372 3373 private @Nullable Pair<ComponentName, String> getInstantAppResolverLPr() { 3374 final String[] packageArray = 3375 mContext.getResources().getStringArray(R.array.config_ephemeralResolverPackage); 3376 if (packageArray.length == 0 && !Build.IS_DEBUGGABLE) { 3377 if (DEBUG_EPHEMERAL) { 3378 Slog.d(TAG, "Ephemeral resolver NOT found; empty package list"); 3379 } 3380 return null; 3381 } 3382 3383 final int callingUid = Binder.getCallingUid(); 3384 final int resolveFlags = 3385 MATCH_DIRECT_BOOT_AWARE 3386 | MATCH_DIRECT_BOOT_UNAWARE 3387 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3388 String actionName = Intent.ACTION_RESOLVE_INSTANT_APP_PACKAGE; 3389 final Intent resolverIntent = new Intent(actionName); 3390 List<ResolveInfo> resolvers = queryIntentServicesInternal(resolverIntent, null, 3391 resolveFlags, UserHandle.USER_SYSTEM, callingUid, false /*includeInstantApps*/); 3392 // temporarily look for the old action 3393 if (resolvers.size() == 0) { 3394 if (DEBUG_EPHEMERAL) { 3395 Slog.d(TAG, "Ephemeral resolver not found with new action; try old one"); 3396 } 3397 actionName = Intent.ACTION_RESOLVE_EPHEMERAL_PACKAGE; 3398 resolverIntent.setAction(actionName); 3399 resolvers = queryIntentServicesInternal(resolverIntent, null, 3400 resolveFlags, UserHandle.USER_SYSTEM, callingUid, false /*includeInstantApps*/); 3401 } 3402 final int N = resolvers.size(); 3403 if (N == 0) { 3404 if (DEBUG_EPHEMERAL) { 3405 Slog.d(TAG, "Ephemeral resolver NOT found; no matching intent filters"); 3406 } 3407 return null; 3408 } 3409 3410 final Set<String> possiblePackages = new ArraySet<>(Arrays.asList(packageArray)); 3411 for (int i = 0; i < N; i++) { 3412 final ResolveInfo info = resolvers.get(i); 3413 3414 if (info.serviceInfo == null) { 3415 continue; 3416 } 3417 3418 final String packageName = info.serviceInfo.packageName; 3419 if (!possiblePackages.contains(packageName) && !Build.IS_DEBUGGABLE) { 3420 if (DEBUG_EPHEMERAL) { 3421 Slog.d(TAG, "Ephemeral resolver not in allowed package list;" 3422 + " pkg: " + packageName + ", info:" + info); 3423 } 3424 continue; 3425 } 3426 3427 if (DEBUG_EPHEMERAL) { 3428 Slog.v(TAG, "Ephemeral resolver found;" 3429 + " pkg: " + packageName + ", info:" + info); 3430 } 3431 return new Pair<>(new ComponentName(packageName, info.serviceInfo.name), actionName); 3432 } 3433 if (DEBUG_EPHEMERAL) { 3434 Slog.v(TAG, "Ephemeral resolver NOT found"); 3435 } 3436 return null; 3437 } 3438 3439 private @Nullable ActivityInfo getInstantAppInstallerLPr() { 3440 final Intent intent = new Intent(Intent.ACTION_INSTALL_INSTANT_APP_PACKAGE); 3441 intent.addCategory(Intent.CATEGORY_DEFAULT); 3442 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3443 3444 final int resolveFlags = 3445 MATCH_DIRECT_BOOT_AWARE 3446 | MATCH_DIRECT_BOOT_UNAWARE 3447 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3448 List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3449 resolveFlags, UserHandle.USER_SYSTEM); 3450 // temporarily look for the old action 3451 if (matches.isEmpty()) { 3452 if (DEBUG_EPHEMERAL) { 3453 Slog.d(TAG, "Ephemeral installer not found with new action; try old one"); 3454 } 3455 intent.setAction(Intent.ACTION_INSTALL_EPHEMERAL_PACKAGE); 3456 matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3457 resolveFlags, UserHandle.USER_SYSTEM); 3458 } 3459 Iterator<ResolveInfo> iter = matches.iterator(); 3460 while (iter.hasNext()) { 3461 final ResolveInfo rInfo = iter.next(); 3462 final PackageSetting ps = mSettings.mPackages.get(rInfo.activityInfo.packageName); 3463 if (ps != null) { 3464 final PermissionsState permissionsState = ps.getPermissionsState(); 3465 if (permissionsState.hasPermission(Manifest.permission.INSTALL_PACKAGES, 0)) { 3466 continue; 3467 } 3468 } 3469 iter.remove(); 3470 } 3471 if (matches.size() == 0) { 3472 return null; 3473 } else if (matches.size() == 1) { 3474 return (ActivityInfo) matches.get(0).getComponentInfo(); 3475 } else { 3476 throw new RuntimeException( 3477 "There must be at most one ephemeral installer; found " + matches); 3478 } 3479 } 3480 3481 private @Nullable ComponentName getInstantAppResolverSettingsLPr( 3482 @NonNull ComponentName resolver) { 3483 final Intent intent = new Intent(Intent.ACTION_INSTANT_APP_RESOLVER_SETTINGS) 3484 .addCategory(Intent.CATEGORY_DEFAULT) 3485 .setPackage(resolver.getPackageName()); 3486 final int resolveFlags = MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 3487 List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, resolveFlags, 3488 UserHandle.USER_SYSTEM); 3489 // temporarily look for the old action 3490 if (matches.isEmpty()) { 3491 if (DEBUG_EPHEMERAL) { 3492 Slog.d(TAG, "Ephemeral resolver settings not found with new action; try old one"); 3493 } 3494 intent.setAction(Intent.ACTION_EPHEMERAL_RESOLVER_SETTINGS); 3495 matches = queryIntentActivitiesInternal(intent, null, resolveFlags, 3496 UserHandle.USER_SYSTEM); 3497 } 3498 if (matches.isEmpty()) { 3499 return null; 3500 } 3501 return matches.get(0).getComponentInfo().getComponentName(); 3502 } 3503 3504 private void primeDomainVerificationsLPw(int userId) { 3505 if (DEBUG_DOMAIN_VERIFICATION) { 3506 Slog.d(TAG, "Priming domain verifications in user " + userId); 3507 } 3508 3509 SystemConfig systemConfig = SystemConfig.getInstance(); 3510 ArraySet<String> packages = systemConfig.getLinkedApps(); 3511 3512 for (String packageName : packages) { 3513 PackageParser.Package pkg = mPackages.get(packageName); 3514 if (pkg != null) { 3515 if (!pkg.isSystem()) { 3516 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 3517 continue; 3518 } 3519 3520 ArraySet<String> domains = null; 3521 for (PackageParser.Activity a : pkg.activities) { 3522 for (ActivityIntentInfo filter : a.intents) { 3523 if (hasValidDomains(filter)) { 3524 if (domains == null) { 3525 domains = new ArraySet<String>(); 3526 } 3527 domains.addAll(filter.getHostsList()); 3528 } 3529 } 3530 } 3531 3532 if (domains != null && domains.size() > 0) { 3533 if (DEBUG_DOMAIN_VERIFICATION) { 3534 Slog.v(TAG, " + " + packageName); 3535 } 3536 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 3537 // state w.r.t. the formal app-linkage "no verification attempted" state; 3538 // and then 'always' in the per-user state actually used for intent resolution. 3539 final IntentFilterVerificationInfo ivi; 3540 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, domains); 3541 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 3542 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 3543 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 3544 } else { 3545 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 3546 + "' does not handle web links"); 3547 } 3548 } else { 3549 Slog.w(TAG, "Unknown package " + packageName + " in sysconfig <app-link>"); 3550 } 3551 } 3552 3553 scheduleWritePackageRestrictionsLocked(userId); 3554 scheduleWriteSettingsLocked(); 3555 } 3556 3557 private void applyFactoryDefaultBrowserLPw(int userId) { 3558 // The default browser app's package name is stored in a string resource, 3559 // with a product-specific overlay used for vendor customization. 3560 String browserPkg = mContext.getResources().getString( 3561 com.android.internal.R.string.default_browser); 3562 if (!TextUtils.isEmpty(browserPkg)) { 3563 // non-empty string => required to be a known package 3564 PackageSetting ps = mSettings.mPackages.get(browserPkg); 3565 if (ps == null) { 3566 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 3567 browserPkg = null; 3568 } else { 3569 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3570 } 3571 } 3572 3573 // Nothing valid explicitly set? Make the factory-installed browser the explicit 3574 // default. If there's more than one, just leave everything alone. 3575 if (browserPkg == null) { 3576 calculateDefaultBrowserLPw(userId); 3577 } 3578 } 3579 3580 private void calculateDefaultBrowserLPw(int userId) { 3581 List<String> allBrowsers = resolveAllBrowserApps(userId); 3582 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 3583 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3584 } 3585 3586 private List<String> resolveAllBrowserApps(int userId) { 3587 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 3588 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3589 PackageManager.MATCH_ALL, userId); 3590 3591 final int count = list.size(); 3592 List<String> result = new ArrayList<String>(count); 3593 for (int i=0; i<count; i++) { 3594 ResolveInfo info = list.get(i); 3595 if (info.activityInfo == null 3596 || !info.handleAllWebDataURI 3597 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 3598 || result.contains(info.activityInfo.packageName)) { 3599 continue; 3600 } 3601 result.add(info.activityInfo.packageName); 3602 } 3603 3604 return result; 3605 } 3606 3607 private boolean packageIsBrowser(String packageName, int userId) { 3608 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3609 PackageManager.MATCH_ALL, userId); 3610 final int N = list.size(); 3611 for (int i = 0; i < N; i++) { 3612 ResolveInfo info = list.get(i); 3613 if (packageName.equals(info.activityInfo.packageName)) { 3614 return true; 3615 } 3616 } 3617 return false; 3618 } 3619 3620 private void checkDefaultBrowser() { 3621 final int myUserId = UserHandle.myUserId(); 3622 final String packageName = getDefaultBrowserPackageName(myUserId); 3623 if (packageName != null) { 3624 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 3625 if (info == null) { 3626 Slog.w(TAG, "Default browser no longer installed: " + packageName); 3627 synchronized (mPackages) { 3628 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 3629 } 3630 } 3631 } 3632 } 3633 3634 @Override 3635 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 3636 throws RemoteException { 3637 try { 3638 return super.onTransact(code, data, reply, flags); 3639 } catch (RuntimeException e) { 3640 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 3641 Slog.wtf(TAG, "Package Manager Crash", e); 3642 } 3643 throw e; 3644 } 3645 } 3646 3647 static int[] appendInts(int[] cur, int[] add) { 3648 if (add == null) return cur; 3649 if (cur == null) return add; 3650 final int N = add.length; 3651 for (int i=0; i<N; i++) { 3652 cur = appendInt(cur, add[i]); 3653 } 3654 return cur; 3655 } 3656 3657 /** 3658 * Returns whether or not a full application can see an instant application. 3659 * <p> 3660 * Currently, there are three cases in which this can occur: 3661 * <ol> 3662 * <li>The calling application is a "special" process. Special processes 3663 * are those with a UID < {@link Process#FIRST_APPLICATION_UID}.</li> 3664 * <li>The calling application has the permission 3665 * {@link android.Manifest.permission#ACCESS_INSTANT_APPS}.</li> 3666 * <li>The calling application is the default launcher on the 3667 * system partition.</li> 3668 * </ol> 3669 */ 3670 private boolean canViewInstantApps(int callingUid, int userId) { 3671 if (callingUid < Process.FIRST_APPLICATION_UID) { 3672 return true; 3673 } 3674 if (mContext.checkCallingOrSelfPermission( 3675 android.Manifest.permission.ACCESS_INSTANT_APPS) == PERMISSION_GRANTED) { 3676 return true; 3677 } 3678 if (mContext.checkCallingOrSelfPermission( 3679 android.Manifest.permission.VIEW_INSTANT_APPS) == PERMISSION_GRANTED) { 3680 final ComponentName homeComponent = getDefaultHomeActivity(userId); 3681 if (homeComponent != null 3682 && isCallerSameApp(homeComponent.getPackageName(), callingUid)) { 3683 return true; 3684 } 3685 } 3686 return false; 3687 } 3688 3689 private PackageInfo generatePackageInfo(PackageSetting ps, int flags, int userId) { 3690 if (!sUserManager.exists(userId)) return null; 3691 if (ps == null) { 3692 return null; 3693 } 3694 PackageParser.Package p = ps.pkg; 3695 if (p == null) { 3696 return null; 3697 } 3698 final int callingUid = Binder.getCallingUid(); 3699 // Filter out ephemeral app metadata: 3700 // * The system/shell/root can see metadata for any app 3701 // * An installed app can see metadata for 1) other installed apps 3702 // and 2) ephemeral apps that have explicitly interacted with it 3703 // * Ephemeral apps can only see their own data and exposed installed apps 3704 // * Holding a signature permission allows seeing instant apps 3705 if (filterAppAccessLPr(ps, callingUid, userId)) { 3706 return null; 3707 } 3708 3709 final PermissionsState permissionsState = ps.getPermissionsState(); 3710 3711 // Compute GIDs only if requested 3712 final int[] gids = (flags & PackageManager.GET_GIDS) == 0 3713 ? EMPTY_INT_ARRAY : permissionsState.computeGids(userId); 3714 // Compute granted permissions only if package has requested permissions 3715 final Set<String> permissions = ArrayUtils.isEmpty(p.requestedPermissions) 3716 ? Collections.<String>emptySet() : permissionsState.getPermissions(userId); 3717 final PackageUserState state = ps.readUserState(userId); 3718 3719 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0 3720 && ps.isSystem()) { 3721 flags |= MATCH_ANY_USER; 3722 } 3723 3724 PackageInfo packageInfo = PackageParser.generatePackageInfo(p, gids, flags, 3725 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 3726 3727 if (packageInfo == null) { 3728 return null; 3729 } 3730 3731 packageInfo.packageName = packageInfo.applicationInfo.packageName = 3732 resolveExternalPackageNameLPr(p); 3733 3734 return packageInfo; 3735 } 3736 3737 @Override 3738 public void checkPackageStartable(String packageName, int userId) { 3739 final int callingUid = Binder.getCallingUid(); 3740 if (getInstantAppPackageName(callingUid) != null) { 3741 throw new SecurityException("Instant applications don't have access to this method"); 3742 } 3743 final boolean userKeyUnlocked = StorageManager.isUserKeyUnlocked(userId); 3744 synchronized (mPackages) { 3745 final PackageSetting ps = mSettings.mPackages.get(packageName); 3746 if (ps == null || filterAppAccessLPr(ps, callingUid, userId)) { 3747 throw new SecurityException("Package " + packageName + " was not found!"); 3748 } 3749 3750 if (!ps.getInstalled(userId)) { 3751 throw new SecurityException( 3752 "Package " + packageName + " was not installed for user " + userId + "!"); 3753 } 3754 3755 if (mSafeMode && !ps.isSystem()) { 3756 throw new SecurityException("Package " + packageName + " not a system app!"); 3757 } 3758 3759 if (mFrozenPackages.contains(packageName)) { 3760 throw new SecurityException("Package " + packageName + " is currently frozen!"); 3761 } 3762 3763 if (!userKeyUnlocked && !ps.pkg.applicationInfo.isEncryptionAware()) { 3764 throw new SecurityException("Package " + packageName + " is not encryption aware!"); 3765 } 3766 } 3767 } 3768 3769 @Override 3770 public boolean isPackageAvailable(String packageName, int userId) { 3771 if (!sUserManager.exists(userId)) return false; 3772 final int callingUid = Binder.getCallingUid(); 3773 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 3774 false /*requireFullPermission*/, false /*checkShell*/, "is package available"); 3775 synchronized (mPackages) { 3776 PackageParser.Package p = mPackages.get(packageName); 3777 if (p != null) { 3778 final PackageSetting ps = (PackageSetting) p.mExtras; 3779 if (filterAppAccessLPr(ps, callingUid, userId)) { 3780 return false; 3781 } 3782 if (ps != null) { 3783 final PackageUserState state = ps.readUserState(userId); 3784 if (state != null) { 3785 return PackageParser.isAvailable(state); 3786 } 3787 } 3788 } 3789 } 3790 return false; 3791 } 3792 3793 @Override 3794 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 3795 return getPackageInfoInternal(packageName, PackageManager.VERSION_CODE_HIGHEST, 3796 flags, Binder.getCallingUid(), userId); 3797 } 3798 3799 @Override 3800 public PackageInfo getPackageInfoVersioned(VersionedPackage versionedPackage, 3801 int flags, int userId) { 3802 return getPackageInfoInternal(versionedPackage.getPackageName(), 3803 versionedPackage.getVersionCode(), flags, Binder.getCallingUid(), userId); 3804 } 3805 3806 /** 3807 * Important: The provided filterCallingUid is used exclusively to filter out packages 3808 * that can be seen based on user state. It's typically the original caller uid prior 3809 * to clearing. Because it can only be provided by trusted code, it's value can be 3810 * trusted and will be used as-is; unlike userId which will be validated by this method. 3811 */ 3812 private PackageInfo getPackageInfoInternal(String packageName, int versionCode, 3813 int flags, int filterCallingUid, int userId) { 3814 if (!sUserManager.exists(userId)) return null; 3815 flags = updateFlagsForPackage(flags, userId, packageName); 3816 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 3817 false /* requireFullPermission */, false /* checkShell */, "get package info"); 3818 3819 // reader 3820 synchronized (mPackages) { 3821 // Normalize package name to handle renamed packages and static libs 3822 packageName = resolveInternalPackageNameLPr(packageName, versionCode); 3823 3824 final boolean matchFactoryOnly = (flags & MATCH_FACTORY_ONLY) != 0; 3825 if (matchFactoryOnly) { 3826 final PackageSetting ps = mSettings.getDisabledSystemPkgLPr(packageName); 3827 if (ps != null) { 3828 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 3829 return null; 3830 } 3831 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 3832 return null; 3833 } 3834 return generatePackageInfo(ps, flags, userId); 3835 } 3836 } 3837 3838 PackageParser.Package p = mPackages.get(packageName); 3839 if (matchFactoryOnly && p != null && !isSystemApp(p)) { 3840 return null; 3841 } 3842 if (DEBUG_PACKAGE_INFO) 3843 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 3844 if (p != null) { 3845 final PackageSetting ps = (PackageSetting) p.mExtras; 3846 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 3847 return null; 3848 } 3849 if (ps != null && filterAppAccessLPr(ps, filterCallingUid, userId)) { 3850 return null; 3851 } 3852 return generatePackageInfo((PackageSetting)p.mExtras, flags, userId); 3853 } 3854 if (!matchFactoryOnly && (flags & MATCH_KNOWN_PACKAGES) != 0) { 3855 final PackageSetting ps = mSettings.mPackages.get(packageName); 3856 if (ps == null) return null; 3857 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 3858 return null; 3859 } 3860 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 3861 return null; 3862 } 3863 return generatePackageInfo(ps, flags, userId); 3864 } 3865 } 3866 return null; 3867 } 3868 3869 private boolean isComponentVisibleToInstantApp(@Nullable ComponentName component) { 3870 if (isComponentVisibleToInstantApp(component, TYPE_ACTIVITY)) { 3871 return true; 3872 } 3873 if (isComponentVisibleToInstantApp(component, TYPE_SERVICE)) { 3874 return true; 3875 } 3876 if (isComponentVisibleToInstantApp(component, TYPE_PROVIDER)) { 3877 return true; 3878 } 3879 return false; 3880 } 3881 3882 private boolean isComponentVisibleToInstantApp( 3883 @Nullable ComponentName component, @ComponentType int type) { 3884 if (type == TYPE_ACTIVITY) { 3885 final PackageParser.Activity activity = mActivities.mActivities.get(component); 3886 return activity != null 3887 ? (activity.info.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0 3888 : false; 3889 } else if (type == TYPE_RECEIVER) { 3890 final PackageParser.Activity activity = mReceivers.mActivities.get(component); 3891 return activity != null 3892 ? (activity.info.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0 3893 : false; 3894 } else if (type == TYPE_SERVICE) { 3895 final PackageParser.Service service = mServices.mServices.get(component); 3896 return service != null 3897 ? (service.info.flags & ServiceInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0 3898 : false; 3899 } else if (type == TYPE_PROVIDER) { 3900 final PackageParser.Provider provider = mProviders.mProviders.get(component); 3901 return provider != null 3902 ? (provider.info.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0 3903 : false; 3904 } else if (type == TYPE_UNKNOWN) { 3905 return isComponentVisibleToInstantApp(component); 3906 } 3907 return false; 3908 } 3909 3910 /** 3911 * Returns whether or not access to the application should be filtered. 3912 * <p> 3913 * Access may be limited based upon whether the calling or target applications 3914 * are instant applications. 3915 * 3916 * @see #canAccessInstantApps(int) 3917 */ 3918 private boolean filterAppAccessLPr(@Nullable PackageSetting ps, int callingUid, 3919 @Nullable ComponentName component, @ComponentType int componentType, int userId) { 3920 // if we're in an isolated process, get the real calling UID 3921 if (Process.isIsolated(callingUid)) { 3922 callingUid = mIsolatedOwners.get(callingUid); 3923 } 3924 final String instantAppPkgName = getInstantAppPackageName(callingUid); 3925 final boolean callerIsInstantApp = instantAppPkgName != null; 3926 if (ps == null) { 3927 if (callerIsInstantApp) { 3928 // pretend the application exists, but, needs to be filtered 3929 return true; 3930 } 3931 return false; 3932 } 3933 // if the target and caller are the same application, don't filter 3934 if (isCallerSameApp(ps.name, callingUid)) { 3935 return false; 3936 } 3937 if (callerIsInstantApp) { 3938 // request for a specific component; if it hasn't been explicitly exposed, filter 3939 if (component != null) { 3940 return !isComponentVisibleToInstantApp(component, componentType); 3941 } 3942 // request for application; if no components have been explicitly exposed, filter 3943 return ps.getInstantApp(userId) || !ps.pkg.visibleToInstantApps; 3944 } 3945 if (ps.getInstantApp(userId)) { 3946 // caller can see all components of all instant applications, don't filter 3947 if (canViewInstantApps(callingUid, userId)) { 3948 return false; 3949 } 3950 // request for a specific instant application component, filter 3951 if (component != null) { 3952 return true; 3953 } 3954 // request for an instant application; if the caller hasn't been granted access, filter 3955 return !mInstantAppRegistry.isInstantAccessGranted( 3956 userId, UserHandle.getAppId(callingUid), ps.appId); 3957 } 3958 return false; 3959 } 3960 3961 /** 3962 * @see #filterAppAccessLPr(PackageSetting, int, ComponentName, boolean, int) 3963 */ 3964 private boolean filterAppAccessLPr(@Nullable PackageSetting ps, int callingUid, int userId) { 3965 return filterAppAccessLPr(ps, callingUid, null, TYPE_UNKNOWN, userId); 3966 } 3967 3968 private boolean filterSharedLibPackageLPr(@Nullable PackageSetting ps, int uid, int userId, 3969 int flags) { 3970 // Callers can access only the libs they depend on, otherwise they need to explicitly 3971 // ask for the shared libraries given the caller is allowed to access all static libs. 3972 if ((flags & PackageManager.MATCH_STATIC_SHARED_LIBRARIES) != 0) { 3973 // System/shell/root get to see all static libs 3974 final int appId = UserHandle.getAppId(uid); 3975 if (appId == Process.SYSTEM_UID || appId == Process.SHELL_UID 3976 || appId == Process.ROOT_UID) { 3977 return false; 3978 } 3979 } 3980 3981 // No package means no static lib as it is always on internal storage 3982 if (ps == null || ps.pkg == null || !ps.pkg.applicationInfo.isStaticSharedLibrary()) { 3983 return false; 3984 } 3985 3986 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(ps.pkg.staticSharedLibName, 3987 ps.pkg.staticSharedLibVersion); 3988 if (libEntry == null) { 3989 return false; 3990 } 3991 3992 final int resolvedUid = UserHandle.getUid(userId, UserHandle.getAppId(uid)); 3993 final String[] uidPackageNames = getPackagesForUid(resolvedUid); 3994 if (uidPackageNames == null) { 3995 return true; 3996 } 3997 3998 for (String uidPackageName : uidPackageNames) { 3999 if (ps.name.equals(uidPackageName)) { 4000 return false; 4001 } 4002 PackageSetting uidPs = mSettings.getPackageLPr(uidPackageName); 4003 if (uidPs != null) { 4004 final int index = ArrayUtils.indexOf(uidPs.usesStaticLibraries, 4005 libEntry.info.getName()); 4006 if (index < 0) { 4007 continue; 4008 } 4009 if (uidPs.pkg.usesStaticLibrariesVersions[index] == libEntry.info.getVersion()) { 4010 return false; 4011 } 4012 } 4013 } 4014 return true; 4015 } 4016 4017 @Override 4018 public String[] currentToCanonicalPackageNames(String[] names) { 4019 final int callingUid = Binder.getCallingUid(); 4020 if (getInstantAppPackageName(callingUid) != null) { 4021 return names; 4022 } 4023 final String[] out = new String[names.length]; 4024 // reader 4025 synchronized (mPackages) { 4026 final int callingUserId = UserHandle.getUserId(callingUid); 4027 final boolean canViewInstantApps = canViewInstantApps(callingUid, callingUserId); 4028 for (int i=names.length-1; i>=0; i--) { 4029 final PackageSetting ps = mSettings.mPackages.get(names[i]); 4030 boolean translateName = false; 4031 if (ps != null && ps.realName != null) { 4032 final boolean targetIsInstantApp = ps.getInstantApp(callingUserId); 4033 translateName = !targetIsInstantApp 4034 || canViewInstantApps 4035 || mInstantAppRegistry.isInstantAccessGranted(callingUserId, 4036 UserHandle.getAppId(callingUid), ps.appId); 4037 } 4038 out[i] = translateName ? ps.realName : names[i]; 4039 } 4040 } 4041 return out; 4042 } 4043 4044 @Override 4045 public String[] canonicalToCurrentPackageNames(String[] names) { 4046 final int callingUid = Binder.getCallingUid(); 4047 if (getInstantAppPackageName(callingUid) != null) { 4048 return names; 4049 } 4050 final String[] out = new String[names.length]; 4051 // reader 4052 synchronized (mPackages) { 4053 final int callingUserId = UserHandle.getUserId(callingUid); 4054 final boolean canViewInstantApps = canViewInstantApps(callingUid, callingUserId); 4055 for (int i=names.length-1; i>=0; i--) { 4056 final String cur = mSettings.getRenamedPackageLPr(names[i]); 4057 boolean translateName = false; 4058 if (cur != null) { 4059 final PackageSetting ps = mSettings.mPackages.get(names[i]); 4060 final boolean targetIsInstantApp = 4061 ps != null && ps.getInstantApp(callingUserId); 4062 translateName = !targetIsInstantApp 4063 || canViewInstantApps 4064 || mInstantAppRegistry.isInstantAccessGranted(callingUserId, 4065 UserHandle.getAppId(callingUid), ps.appId); 4066 } 4067 out[i] = translateName ? cur : names[i]; 4068 } 4069 } 4070 return out; 4071 } 4072 4073 @Override 4074 public int getPackageUid(String packageName, int flags, int userId) { 4075 if (!sUserManager.exists(userId)) return -1; 4076 final int callingUid = Binder.getCallingUid(); 4077 flags = updateFlagsForPackage(flags, userId, packageName); 4078 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 4079 false /*requireFullPermission*/, false /*checkShell*/, "getPackageUid"); 4080 4081 // reader 4082 synchronized (mPackages) { 4083 final PackageParser.Package p = mPackages.get(packageName); 4084 if (p != null && p.isMatch(flags)) { 4085 PackageSetting ps = (PackageSetting) p.mExtras; 4086 if (filterAppAccessLPr(ps, callingUid, userId)) { 4087 return -1; 4088 } 4089 return UserHandle.getUid(userId, p.applicationInfo.uid); 4090 } 4091 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 4092 final PackageSetting ps = mSettings.mPackages.get(packageName); 4093 if (ps != null && ps.isMatch(flags) 4094 && !filterAppAccessLPr(ps, callingUid, userId)) { 4095 return UserHandle.getUid(userId, ps.appId); 4096 } 4097 } 4098 } 4099 4100 return -1; 4101 } 4102 4103 @Override 4104 public int[] getPackageGids(String packageName, int flags, int userId) { 4105 if (!sUserManager.exists(userId)) return null; 4106 final int callingUid = Binder.getCallingUid(); 4107 flags = updateFlagsForPackage(flags, userId, packageName); 4108 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 4109 false /*requireFullPermission*/, false /*checkShell*/, "getPackageGids"); 4110 4111 // reader 4112 synchronized (mPackages) { 4113 final PackageParser.Package p = mPackages.get(packageName); 4114 if (p != null && p.isMatch(flags)) { 4115 PackageSetting ps = (PackageSetting) p.mExtras; 4116 if (filterAppAccessLPr(ps, callingUid, userId)) { 4117 return null; 4118 } 4119 // TODO: Shouldn't this be checking for package installed state for userId and 4120 // return null? 4121 return ps.getPermissionsState().computeGids(userId); 4122 } 4123 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 4124 final PackageSetting ps = mSettings.mPackages.get(packageName); 4125 if (ps != null && ps.isMatch(flags) 4126 && !filterAppAccessLPr(ps, callingUid, userId)) { 4127 return ps.getPermissionsState().computeGids(userId); 4128 } 4129 } 4130 } 4131 4132 return null; 4133 } 4134 4135 @Override 4136 public PermissionInfo getPermissionInfo(String name, String packageName, int flags) { 4137 return mPermissionManager.getPermissionInfo(name, packageName, flags, getCallingUid()); 4138 } 4139 4140 @Override 4141 public @Nullable ParceledListSlice<PermissionInfo> queryPermissionsByGroup(String groupName, 4142 int flags) { 4143 final List<PermissionInfo> permissionList = 4144 mPermissionManager.getPermissionInfoByGroup(groupName, flags, getCallingUid()); 4145 return (permissionList == null) ? null : new ParceledListSlice<>(permissionList); 4146 } 4147 4148 @Override 4149 public PermissionGroupInfo getPermissionGroupInfo(String groupName, int flags) { 4150 return mPermissionManager.getPermissionGroupInfo(groupName, flags, getCallingUid()); 4151 } 4152 4153 @Override 4154 public @NonNull ParceledListSlice<PermissionGroupInfo> getAllPermissionGroups(int flags) { 4155 final List<PermissionGroupInfo> permissionList = 4156 mPermissionManager.getAllPermissionGroups(flags, getCallingUid()); 4157 return (permissionList == null) 4158 ? ParceledListSlice.emptyList() : new ParceledListSlice<>(permissionList); 4159 } 4160 4161 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 4162 int filterCallingUid, int userId) { 4163 if (!sUserManager.exists(userId)) return null; 4164 PackageSetting ps = mSettings.mPackages.get(packageName); 4165 if (ps != null) { 4166 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 4167 return null; 4168 } 4169 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 4170 return null; 4171 } 4172 if (ps.pkg == null) { 4173 final PackageInfo pInfo = generatePackageInfo(ps, flags, userId); 4174 if (pInfo != null) { 4175 return pInfo.applicationInfo; 4176 } 4177 return null; 4178 } 4179 ApplicationInfo ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 4180 ps.readUserState(userId), userId); 4181 if (ai != null) { 4182 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 4183 } 4184 return ai; 4185 } 4186 return null; 4187 } 4188 4189 @Override 4190 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 4191 return getApplicationInfoInternal(packageName, flags, Binder.getCallingUid(), userId); 4192 } 4193 4194 /** 4195 * Important: The provided filterCallingUid is used exclusively to filter out applications 4196 * that can be seen based on user state. It's typically the original caller uid prior 4197 * to clearing. Because it can only be provided by trusted code, it's value can be 4198 * trusted and will be used as-is; unlike userId which will be validated by this method. 4199 */ 4200 private ApplicationInfo getApplicationInfoInternal(String packageName, int flags, 4201 int filterCallingUid, int userId) { 4202 if (!sUserManager.exists(userId)) return null; 4203 flags = updateFlagsForApplication(flags, userId, packageName); 4204 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 4205 false /* requireFullPermission */, false /* checkShell */, "get application info"); 4206 4207 // writer 4208 synchronized (mPackages) { 4209 // Normalize package name to handle renamed packages and static libs 4210 packageName = resolveInternalPackageNameLPr(packageName, 4211 PackageManager.VERSION_CODE_HIGHEST); 4212 4213 PackageParser.Package p = mPackages.get(packageName); 4214 if (DEBUG_PACKAGE_INFO) Log.v( 4215 TAG, "getApplicationInfo " + packageName 4216 + ": " + p); 4217 if (p != null) { 4218 PackageSetting ps = mSettings.mPackages.get(packageName); 4219 if (ps == null) return null; 4220 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 4221 return null; 4222 } 4223 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 4224 return null; 4225 } 4226 // Note: isEnabledLP() does not apply here - always return info 4227 ApplicationInfo ai = PackageParser.generateApplicationInfo( 4228 p, flags, ps.readUserState(userId), userId); 4229 if (ai != null) { 4230 ai.packageName = resolveExternalPackageNameLPr(p); 4231 } 4232 return ai; 4233 } 4234 if ("android".equals(packageName)||"system".equals(packageName)) { 4235 return mAndroidApplication; 4236 } 4237 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 4238 // Already generates the external package name 4239 return generateApplicationInfoFromSettingsLPw(packageName, 4240 flags, filterCallingUid, userId); 4241 } 4242 } 4243 return null; 4244 } 4245 4246 private String normalizePackageNameLPr(String packageName) { 4247 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 4248 return normalizedPackageName != null ? normalizedPackageName : packageName; 4249 } 4250 4251 @Override 4252 public void deletePreloadsFileCache() { 4253 if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) { 4254 throw new SecurityException("Only system or settings may call deletePreloadsFileCache"); 4255 } 4256 File dir = Environment.getDataPreloadsFileCacheDirectory(); 4257 Slog.i(TAG, "Deleting preloaded file cache " + dir); 4258 FileUtils.deleteContents(dir); 4259 } 4260 4261 @Override 4262 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 4263 final int storageFlags, final IPackageDataObserver observer) { 4264 mContext.enforceCallingOrSelfPermission( 4265 android.Manifest.permission.CLEAR_APP_CACHE, null); 4266 mHandler.post(() -> { 4267 boolean success = false; 4268 try { 4269 freeStorage(volumeUuid, freeStorageSize, storageFlags); 4270 success = true; 4271 } catch (IOException e) { 4272 Slog.w(TAG, e); 4273 } 4274 if (observer != null) { 4275 try { 4276 observer.onRemoveCompleted(null, success); 4277 } catch (RemoteException e) { 4278 Slog.w(TAG, e); 4279 } 4280 } 4281 }); 4282 } 4283 4284 @Override 4285 public void freeStorage(final String volumeUuid, final long freeStorageSize, 4286 final int storageFlags, final IntentSender pi) { 4287 mContext.enforceCallingOrSelfPermission( 4288 android.Manifest.permission.CLEAR_APP_CACHE, TAG); 4289 mHandler.post(() -> { 4290 boolean success = false; 4291 try { 4292 freeStorage(volumeUuid, freeStorageSize, storageFlags); 4293 success = true; 4294 } catch (IOException e) { 4295 Slog.w(TAG, e); 4296 } 4297 if (pi != null) { 4298 try { 4299 pi.sendIntent(null, success ? 1 : 0, null, null, null); 4300 } catch (SendIntentException e) { 4301 Slog.w(TAG, e); 4302 } 4303 } 4304 }); 4305 } 4306 4307 /** 4308 * Blocking call to clear various types of cached data across the system 4309 * until the requested bytes are available. 4310 */ 4311 public void freeStorage(String volumeUuid, long bytes, int storageFlags) throws IOException { 4312 final StorageManager storage = mContext.getSystemService(StorageManager.class); 4313 final File file = storage.findPathForUuid(volumeUuid); 4314 if (file.getUsableSpace() >= bytes) return; 4315 4316 if (ENABLE_FREE_CACHE_V2) { 4317 final boolean internalVolume = Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, 4318 volumeUuid); 4319 final boolean aggressive = (storageFlags 4320 & StorageManager.FLAG_ALLOCATE_AGGRESSIVE) != 0; 4321 final long reservedBytes = storage.getStorageCacheBytes(file, storageFlags); 4322 4323 // 1. Pre-flight to determine if we have any chance to succeed 4324 // 2. Consider preloaded data (after 1w honeymoon, unless aggressive) 4325 if (internalVolume && (aggressive || SystemProperties 4326 .getBoolean("persist.sys.preloads.file_cache_expired", false))) { 4327 deletePreloadsFileCache(); 4328 if (file.getUsableSpace() >= bytes) return; 4329 } 4330 4331 // 3. Consider parsed APK data (aggressive only) 4332 if (internalVolume && aggressive) { 4333 FileUtils.deleteContents(mCacheDir); 4334 if (file.getUsableSpace() >= bytes) return; 4335 } 4336 4337 // 4. Consider cached app data (above quotas) 4338 try { 4339 mInstaller.freeCache(volumeUuid, bytes, reservedBytes, 4340 Installer.FLAG_FREE_CACHE_V2); 4341 } catch (InstallerException ignored) { 4342 } 4343 if (file.getUsableSpace() >= bytes) return; 4344 4345 // 5. Consider shared libraries with refcount=0 and age>min cache period 4346 if (internalVolume && pruneUnusedStaticSharedLibraries(bytes, 4347 android.provider.Settings.Global.getLong(mContext.getContentResolver(), 4348 Global.UNUSED_STATIC_SHARED_LIB_MIN_CACHE_PERIOD, 4349 DEFAULT_UNUSED_STATIC_SHARED_LIB_MIN_CACHE_PERIOD))) { 4350 return; 4351 } 4352 4353 // 6. Consider dexopt output (aggressive only) 4354 // TODO: Implement 4355 4356 // 7. Consider installed instant apps unused longer than min cache period 4357 if (internalVolume && mInstantAppRegistry.pruneInstalledInstantApps(bytes, 4358 android.provider.Settings.Global.getLong(mContext.getContentResolver(), 4359 Global.INSTALLED_INSTANT_APP_MIN_CACHE_PERIOD, 4360 InstantAppRegistry.DEFAULT_INSTALLED_INSTANT_APP_MIN_CACHE_PERIOD))) { 4361 return; 4362 } 4363 4364 // 8. Consider cached app data (below quotas) 4365 try { 4366 mInstaller.freeCache(volumeUuid, bytes, reservedBytes, 4367 Installer.FLAG_FREE_CACHE_V2 | Installer.FLAG_FREE_CACHE_V2_DEFY_QUOTA); 4368 } catch (InstallerException ignored) { 4369 } 4370 if (file.getUsableSpace() >= bytes) return; 4371 4372 // 9. Consider DropBox entries 4373 // TODO: Implement 4374 4375 // 10. Consider instant meta-data (uninstalled apps) older that min cache period 4376 if (internalVolume && mInstantAppRegistry.pruneUninstalledInstantApps(bytes, 4377 android.provider.Settings.Global.getLong(mContext.getContentResolver(), 4378 Global.UNINSTALLED_INSTANT_APP_MIN_CACHE_PERIOD, 4379 InstantAppRegistry.DEFAULT_UNINSTALLED_INSTANT_APP_MIN_CACHE_PERIOD))) { 4380 return; 4381 } 4382 } else { 4383 try { 4384 mInstaller.freeCache(volumeUuid, bytes, 0, 0); 4385 } catch (InstallerException ignored) { 4386 } 4387 if (file.getUsableSpace() >= bytes) return; 4388 } 4389 4390 throw new IOException("Failed to free " + bytes + " on storage device at " + file); 4391 } 4392 4393 private boolean pruneUnusedStaticSharedLibraries(long neededSpace, long maxCachePeriod) 4394 throws IOException { 4395 final StorageManager storage = mContext.getSystemService(StorageManager.class); 4396 final File volume = storage.findPathForUuid(StorageManager.UUID_PRIVATE_INTERNAL); 4397 4398 List<VersionedPackage> packagesToDelete = null; 4399 final long now = System.currentTimeMillis(); 4400 4401 synchronized (mPackages) { 4402 final int[] allUsers = sUserManager.getUserIds(); 4403 final int libCount = mSharedLibraries.size(); 4404 for (int i = 0; i < libCount; i++) { 4405 final SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 4406 if (versionedLib == null) { 4407 continue; 4408 } 4409 final int versionCount = versionedLib.size(); 4410 for (int j = 0; j < versionCount; j++) { 4411 SharedLibraryInfo libInfo = versionedLib.valueAt(j).info; 4412 // Skip packages that are not static shared libs. 4413 if (!libInfo.isStatic()) { 4414 break; 4415 } 4416 // Important: We skip static shared libs used for some user since 4417 // in such a case we need to keep the APK on the device. The check for 4418 // a lib being used for any user is performed by the uninstall call. 4419 final VersionedPackage declaringPackage = libInfo.getDeclaringPackage(); 4420 // Resolve the package name - we use synthetic package names internally 4421 final String internalPackageName = resolveInternalPackageNameLPr( 4422 declaringPackage.getPackageName(), declaringPackage.getVersionCode()); 4423 final PackageSetting ps = mSettings.getPackageLPr(internalPackageName); 4424 // Skip unused static shared libs cached less than the min period 4425 // to prevent pruning a lib needed by a subsequently installed package. 4426 if (ps == null || now - ps.lastUpdateTime < maxCachePeriod) { 4427 continue; 4428 } 4429 if (packagesToDelete == null) { 4430 packagesToDelete = new ArrayList<>(); 4431 } 4432 packagesToDelete.add(new VersionedPackage(internalPackageName, 4433 declaringPackage.getVersionCode())); 4434 } 4435 } 4436 } 4437 4438 if (packagesToDelete != null) { 4439 final int packageCount = packagesToDelete.size(); 4440 for (int i = 0; i < packageCount; i++) { 4441 final VersionedPackage pkgToDelete = packagesToDelete.get(i); 4442 // Delete the package synchronously (will fail of the lib used for any user). 4443 if (deletePackageX(pkgToDelete.getPackageName(), pkgToDelete.getVersionCode(), 4444 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS) 4445 == PackageManager.DELETE_SUCCEEDED) { 4446 if (volume.getUsableSpace() >= neededSpace) { 4447 return true; 4448 } 4449 } 4450 } 4451 } 4452 4453 return false; 4454 } 4455 4456 /** 4457 * Update given flags based on encryption status of current user. 4458 */ 4459 private int updateFlags(int flags, int userId) { 4460 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4461 | PackageManager.MATCH_DIRECT_BOOT_AWARE)) != 0) { 4462 // Caller expressed an explicit opinion about what encryption 4463 // aware/unaware components they want to see, so fall through and 4464 // give them what they want 4465 } else { 4466 // Caller expressed no opinion, so match based on user state 4467 if (getUserManagerInternal().isUserUnlockingOrUnlocked(userId)) { 4468 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 4469 } else { 4470 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE; 4471 } 4472 } 4473 return flags; 4474 } 4475 4476 private UserManagerInternal getUserManagerInternal() { 4477 if (mUserManagerInternal == null) { 4478 mUserManagerInternal = LocalServices.getService(UserManagerInternal.class); 4479 } 4480 return mUserManagerInternal; 4481 } 4482 4483 private DeviceIdleController.LocalService getDeviceIdleController() { 4484 if (mDeviceIdleController == null) { 4485 mDeviceIdleController = 4486 LocalServices.getService(DeviceIdleController.LocalService.class); 4487 } 4488 return mDeviceIdleController; 4489 } 4490 4491 /** 4492 * Update given flags when being used to request {@link PackageInfo}. 4493 */ 4494 private int updateFlagsForPackage(int flags, int userId, Object cookie) { 4495 final boolean isCallerSystemUser = UserHandle.getCallingUserId() == UserHandle.USER_SYSTEM; 4496 boolean triaged = true; 4497 if ((flags & (PackageManager.GET_ACTIVITIES | PackageManager.GET_RECEIVERS 4498 | PackageManager.GET_SERVICES | PackageManager.GET_PROVIDERS)) != 0) { 4499 // Caller is asking for component details, so they'd better be 4500 // asking for specific encryption matching behavior, or be triaged 4501 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4502 | PackageManager.MATCH_DIRECT_BOOT_AWARE 4503 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4504 triaged = false; 4505 } 4506 } 4507 if ((flags & (PackageManager.MATCH_UNINSTALLED_PACKAGES 4508 | PackageManager.MATCH_SYSTEM_ONLY 4509 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4510 triaged = false; 4511 } 4512 if ((flags & PackageManager.MATCH_ANY_USER) != 0) { 4513 mPermissionManager.enforceCrossUserPermission( 4514 Binder.getCallingUid(), userId, false, false, 4515 "MATCH_ANY_USER flag requires INTERACT_ACROSS_USERS permission at " 4516 + Debug.getCallers(5)); 4517 } else if ((flags & PackageManager.MATCH_UNINSTALLED_PACKAGES) != 0 && isCallerSystemUser 4518 && sUserManager.hasManagedProfile(UserHandle.USER_SYSTEM)) { 4519 // If the caller wants all packages and has a restricted profile associated with it, 4520 // then match all users. This is to make sure that launchers that need to access work 4521 // profile apps don't start breaking. TODO: Remove this hack when launchers stop using 4522 // MATCH_UNINSTALLED_PACKAGES to query apps in other profiles. b/31000380 4523 flags |= PackageManager.MATCH_ANY_USER; 4524 } 4525 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 4526 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 4527 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 4528 } 4529 return updateFlags(flags, userId); 4530 } 4531 4532 /** 4533 * Update given flags when being used to request {@link ApplicationInfo}. 4534 */ 4535 private int updateFlagsForApplication(int flags, int userId, Object cookie) { 4536 return updateFlagsForPackage(flags, userId, cookie); 4537 } 4538 4539 /** 4540 * Update given flags when being used to request {@link ComponentInfo}. 4541 */ 4542 private int updateFlagsForComponent(int flags, int userId, Object cookie) { 4543 if (cookie instanceof Intent) { 4544 if ((((Intent) cookie).getFlags() & Intent.FLAG_DEBUG_TRIAGED_MISSING) != 0) { 4545 flags |= PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 4546 } 4547 } 4548 4549 boolean triaged = true; 4550 // Caller is asking for component details, so they'd better be 4551 // asking for specific encryption matching behavior, or be triaged 4552 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4553 | PackageManager.MATCH_DIRECT_BOOT_AWARE 4554 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4555 triaged = false; 4556 } 4557 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 4558 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 4559 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 4560 } 4561 4562 return updateFlags(flags, userId); 4563 } 4564 4565 /** 4566 * Update given intent when being used to request {@link ResolveInfo}. 4567 */ 4568 private Intent updateIntentForResolve(Intent intent) { 4569 if (intent.getSelector() != null) { 4570 intent = intent.getSelector(); 4571 } 4572 if (DEBUG_PREFERRED) { 4573 intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4574 } 4575 return intent; 4576 } 4577 4578 /** 4579 * Update given flags when being used to request {@link ResolveInfo}. 4580 * <p>Instant apps are resolved specially, depending upon context. Minimally, 4581 * {@code}flags{@code} must have the {@link PackageManager#MATCH_INSTANT} 4582 * flag set. However, this flag is only honoured in three circumstances: 4583 * <ul> 4584 * <li>when called from a system process</li> 4585 * <li>when the caller holds the permission {@code android.permission.ACCESS_INSTANT_APPS}</li> 4586 * <li>when resolution occurs to start an activity with a {@code android.intent.action.VIEW} 4587 * action and a {@code android.intent.category.BROWSABLE} category</li> 4588 * </ul> 4589 */ 4590 int updateFlagsForResolve(int flags, int userId, Intent intent, int callingUid) { 4591 return updateFlagsForResolve(flags, userId, intent, callingUid, 4592 false /*wantInstantApps*/, false /*onlyExposedExplicitly*/); 4593 } 4594 int updateFlagsForResolve(int flags, int userId, Intent intent, int callingUid, 4595 boolean wantInstantApps) { 4596 return updateFlagsForResolve(flags, userId, intent, callingUid, 4597 wantInstantApps, false /*onlyExposedExplicitly*/); 4598 } 4599 int updateFlagsForResolve(int flags, int userId, Intent intent, int callingUid, 4600 boolean wantInstantApps, boolean onlyExposedExplicitly) { 4601 // Safe mode means we shouldn't match any third-party components 4602 if (mSafeMode) { 4603 flags |= PackageManager.MATCH_SYSTEM_ONLY; 4604 } 4605 if (getInstantAppPackageName(callingUid) != null) { 4606 // But, ephemeral apps see both ephemeral and exposed, non-ephemeral components 4607 if (onlyExposedExplicitly) { 4608 flags |= PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY; 4609 } 4610 flags |= PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY; 4611 flags |= PackageManager.MATCH_INSTANT; 4612 } else { 4613 final boolean wantMatchInstant = (flags & PackageManager.MATCH_INSTANT) != 0; 4614 final boolean allowMatchInstant = 4615 (wantInstantApps 4616 && Intent.ACTION_VIEW.equals(intent.getAction()) 4617 && hasWebURI(intent)) 4618 || (wantMatchInstant && canViewInstantApps(callingUid, userId)); 4619 flags &= ~(PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY 4620 | PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY); 4621 if (!allowMatchInstant) { 4622 flags &= ~PackageManager.MATCH_INSTANT; 4623 } 4624 } 4625 return updateFlagsForComponent(flags, userId, intent /*cookie*/); 4626 } 4627 4628 @Override 4629 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 4630 return getActivityInfoInternal(component, flags, Binder.getCallingUid(), userId); 4631 } 4632 4633 /** 4634 * Important: The provided filterCallingUid is used exclusively to filter out activities 4635 * that can be seen based on user state. It's typically the original caller uid prior 4636 * to clearing. Because it can only be provided by trusted code, it's value can be 4637 * trusted and will be used as-is; unlike userId which will be validated by this method. 4638 */ 4639 private ActivityInfo getActivityInfoInternal(ComponentName component, int flags, 4640 int filterCallingUid, int userId) { 4641 if (!sUserManager.exists(userId)) return null; 4642 flags = updateFlagsForComponent(flags, userId, component); 4643 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 4644 false /* requireFullPermission */, false /* checkShell */, "get activity info"); 4645 synchronized (mPackages) { 4646 PackageParser.Activity a = mActivities.mActivities.get(component); 4647 4648 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 4649 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4650 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4651 if (ps == null) return null; 4652 if (filterAppAccessLPr(ps, filterCallingUid, component, TYPE_ACTIVITY, userId)) { 4653 return null; 4654 } 4655 return PackageParser.generateActivityInfo( 4656 a, flags, ps.readUserState(userId), userId); 4657 } 4658 if (mResolveComponentName.equals(component)) { 4659 return PackageParser.generateActivityInfo( 4660 mResolveActivity, flags, new PackageUserState(), userId); 4661 } 4662 } 4663 return null; 4664 } 4665 4666 @Override 4667 public boolean activitySupportsIntent(ComponentName component, Intent intent, 4668 String resolvedType) { 4669 synchronized (mPackages) { 4670 if (component.equals(mResolveComponentName)) { 4671 // The resolver supports EVERYTHING! 4672 return true; 4673 } 4674 final int callingUid = Binder.getCallingUid(); 4675 final int callingUserId = UserHandle.getUserId(callingUid); 4676 PackageParser.Activity a = mActivities.mActivities.get(component); 4677 if (a == null) { 4678 return false; 4679 } 4680 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4681 if (ps == null) { 4682 return false; 4683 } 4684 if (filterAppAccessLPr(ps, callingUid, component, TYPE_ACTIVITY, callingUserId)) { 4685 return false; 4686 } 4687 for (int i=0; i<a.intents.size(); i++) { 4688 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 4689 intent.getData(), intent.getCategories(), TAG) >= 0) { 4690 return true; 4691 } 4692 } 4693 return false; 4694 } 4695 } 4696 4697 @Override 4698 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 4699 if (!sUserManager.exists(userId)) return null; 4700 final int callingUid = Binder.getCallingUid(); 4701 flags = updateFlagsForComponent(flags, userId, component); 4702 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 4703 false /* requireFullPermission */, false /* checkShell */, "get receiver info"); 4704 synchronized (mPackages) { 4705 PackageParser.Activity a = mReceivers.mActivities.get(component); 4706 if (DEBUG_PACKAGE_INFO) Log.v( 4707 TAG, "getReceiverInfo " + component + ": " + a); 4708 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4709 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4710 if (ps == null) return null; 4711 if (filterAppAccessLPr(ps, callingUid, component, TYPE_RECEIVER, userId)) { 4712 return null; 4713 } 4714 return PackageParser.generateActivityInfo( 4715 a, flags, ps.readUserState(userId), userId); 4716 } 4717 } 4718 return null; 4719 } 4720 4721 @Override 4722 public ParceledListSlice<SharedLibraryInfo> getSharedLibraries(String packageName, 4723 int flags, int userId) { 4724 if (!sUserManager.exists(userId)) return null; 4725 Preconditions.checkArgumentNonnegative(userId, "userId must be >= 0"); 4726 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 4727 return null; 4728 } 4729 4730 flags = updateFlagsForPackage(flags, userId, null); 4731 4732 final boolean canSeeStaticLibraries = 4733 mContext.checkCallingOrSelfPermission(INSTALL_PACKAGES) 4734 == PERMISSION_GRANTED 4735 || mContext.checkCallingOrSelfPermission(DELETE_PACKAGES) 4736 == PERMISSION_GRANTED 4737 || canRequestPackageInstallsInternal(packageName, 4738 PackageManager.MATCH_STATIC_SHARED_LIBRARIES, userId, 4739 false /* throwIfPermNotDeclared*/) 4740 || mContext.checkCallingOrSelfPermission(REQUEST_DELETE_PACKAGES) 4741 == PERMISSION_GRANTED; 4742 4743 synchronized (mPackages) { 4744 List<SharedLibraryInfo> result = null; 4745 4746 final int libCount = mSharedLibraries.size(); 4747 for (int i = 0; i < libCount; i++) { 4748 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 4749 if (versionedLib == null) { 4750 continue; 4751 } 4752 4753 final int versionCount = versionedLib.size(); 4754 for (int j = 0; j < versionCount; j++) { 4755 SharedLibraryInfo libInfo = versionedLib.valueAt(j).info; 4756 if (!canSeeStaticLibraries && libInfo.isStatic()) { 4757 break; 4758 } 4759 final long identity = Binder.clearCallingIdentity(); 4760 try { 4761 PackageInfo packageInfo = getPackageInfoVersioned( 4762 libInfo.getDeclaringPackage(), flags 4763 | PackageManager.MATCH_STATIC_SHARED_LIBRARIES, userId); 4764 if (packageInfo == null) { 4765 continue; 4766 } 4767 } finally { 4768 Binder.restoreCallingIdentity(identity); 4769 } 4770 4771 SharedLibraryInfo resLibInfo = new SharedLibraryInfo(libInfo.getName(), 4772 libInfo.getVersion(), libInfo.getType(), 4773 libInfo.getDeclaringPackage(), getPackagesUsingSharedLibraryLPr(libInfo, 4774 flags, userId)); 4775 4776 if (result == null) { 4777 result = new ArrayList<>(); 4778 } 4779 result.add(resLibInfo); 4780 } 4781 } 4782 4783 return result != null ? new ParceledListSlice<>(result) : null; 4784 } 4785 } 4786 4787 private List<VersionedPackage> getPackagesUsingSharedLibraryLPr( 4788 SharedLibraryInfo libInfo, int flags, int userId) { 4789 List<VersionedPackage> versionedPackages = null; 4790 final int packageCount = mSettings.mPackages.size(); 4791 for (int i = 0; i < packageCount; i++) { 4792 PackageSetting ps = mSettings.mPackages.valueAt(i); 4793 4794 if (ps == null) { 4795 continue; 4796 } 4797 4798 if (!ps.getUserState().get(userId).isAvailable(flags)) { 4799 continue; 4800 } 4801 4802 final String libName = libInfo.getName(); 4803 if (libInfo.isStatic()) { 4804 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 4805 if (libIdx < 0) { 4806 continue; 4807 } 4808 if (ps.usesStaticLibrariesVersions[libIdx] != libInfo.getVersion()) { 4809 continue; 4810 } 4811 if (versionedPackages == null) { 4812 versionedPackages = new ArrayList<>(); 4813 } 4814 // If the dependent is a static shared lib, use the public package name 4815 String dependentPackageName = ps.name; 4816 if (ps.pkg != null && ps.pkg.applicationInfo.isStaticSharedLibrary()) { 4817 dependentPackageName = ps.pkg.manifestPackageName; 4818 } 4819 versionedPackages.add(new VersionedPackage(dependentPackageName, ps.versionCode)); 4820 } else if (ps.pkg != null) { 4821 if (ArrayUtils.contains(ps.pkg.usesLibraries, libName) 4822 || ArrayUtils.contains(ps.pkg.usesOptionalLibraries, libName)) { 4823 if (versionedPackages == null) { 4824 versionedPackages = new ArrayList<>(); 4825 } 4826 versionedPackages.add(new VersionedPackage(ps.name, ps.versionCode)); 4827 } 4828 } 4829 } 4830 4831 return versionedPackages; 4832 } 4833 4834 @Override 4835 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 4836 if (!sUserManager.exists(userId)) return null; 4837 final int callingUid = Binder.getCallingUid(); 4838 flags = updateFlagsForComponent(flags, userId, component); 4839 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 4840 false /* requireFullPermission */, false /* checkShell */, "get service info"); 4841 synchronized (mPackages) { 4842 PackageParser.Service s = mServices.mServices.get(component); 4843 if (DEBUG_PACKAGE_INFO) Log.v( 4844 TAG, "getServiceInfo " + component + ": " + s); 4845 if (s != null && mSettings.isEnabledAndMatchLPr(s.info, flags, userId)) { 4846 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4847 if (ps == null) return null; 4848 if (filterAppAccessLPr(ps, callingUid, component, TYPE_SERVICE, userId)) { 4849 return null; 4850 } 4851 return PackageParser.generateServiceInfo( 4852 s, flags, ps.readUserState(userId), userId); 4853 } 4854 } 4855 return null; 4856 } 4857 4858 @Override 4859 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 4860 if (!sUserManager.exists(userId)) return null; 4861 final int callingUid = Binder.getCallingUid(); 4862 flags = updateFlagsForComponent(flags, userId, component); 4863 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 4864 false /* requireFullPermission */, false /* checkShell */, "get provider info"); 4865 synchronized (mPackages) { 4866 PackageParser.Provider p = mProviders.mProviders.get(component); 4867 if (DEBUG_PACKAGE_INFO) Log.v( 4868 TAG, "getProviderInfo " + component + ": " + p); 4869 if (p != null && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 4870 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4871 if (ps == null) return null; 4872 if (filterAppAccessLPr(ps, callingUid, component, TYPE_PROVIDER, userId)) { 4873 return null; 4874 } 4875 return PackageParser.generateProviderInfo( 4876 p, flags, ps.readUserState(userId), userId); 4877 } 4878 } 4879 return null; 4880 } 4881 4882 @Override 4883 public String[] getSystemSharedLibraryNames() { 4884 // allow instant applications 4885 synchronized (mPackages) { 4886 Set<String> libs = null; 4887 final int libCount = mSharedLibraries.size(); 4888 for (int i = 0; i < libCount; i++) { 4889 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 4890 if (versionedLib == null) { 4891 continue; 4892 } 4893 final int versionCount = versionedLib.size(); 4894 for (int j = 0; j < versionCount; j++) { 4895 SharedLibraryEntry libEntry = versionedLib.valueAt(j); 4896 if (!libEntry.info.isStatic()) { 4897 if (libs == null) { 4898 libs = new ArraySet<>(); 4899 } 4900 libs.add(libEntry.info.getName()); 4901 break; 4902 } 4903 PackageSetting ps = mSettings.getPackageLPr(libEntry.apk); 4904 if (ps != null && !filterSharedLibPackageLPr(ps, Binder.getCallingUid(), 4905 UserHandle.getUserId(Binder.getCallingUid()), 4906 PackageManager.MATCH_STATIC_SHARED_LIBRARIES)) { 4907 if (libs == null) { 4908 libs = new ArraySet<>(); 4909 } 4910 libs.add(libEntry.info.getName()); 4911 break; 4912 } 4913 } 4914 } 4915 4916 if (libs != null) { 4917 String[] libsArray = new String[libs.size()]; 4918 libs.toArray(libsArray); 4919 return libsArray; 4920 } 4921 4922 return null; 4923 } 4924 } 4925 4926 @Override 4927 public @NonNull String getServicesSystemSharedLibraryPackageName() { 4928 // allow instant applications 4929 synchronized (mPackages) { 4930 return mServicesSystemSharedLibraryPackageName; 4931 } 4932 } 4933 4934 @Override 4935 public @NonNull String getSharedSystemSharedLibraryPackageName() { 4936 // allow instant applications 4937 synchronized (mPackages) { 4938 return mSharedSystemSharedLibraryPackageName; 4939 } 4940 } 4941 4942 private void updateSequenceNumberLP(PackageSetting pkgSetting, int[] userList) { 4943 for (int i = userList.length - 1; i >= 0; --i) { 4944 final int userId = userList[i]; 4945 // don't add instant app to the list of updates 4946 if (pkgSetting.getInstantApp(userId)) { 4947 continue; 4948 } 4949 SparseArray<String> changedPackages = mChangedPackages.get(userId); 4950 if (changedPackages == null) { 4951 changedPackages = new SparseArray<>(); 4952 mChangedPackages.put(userId, changedPackages); 4953 } 4954 Map<String, Integer> sequenceNumbers = mChangedPackagesSequenceNumbers.get(userId); 4955 if (sequenceNumbers == null) { 4956 sequenceNumbers = new HashMap<>(); 4957 mChangedPackagesSequenceNumbers.put(userId, sequenceNumbers); 4958 } 4959 final Integer sequenceNumber = sequenceNumbers.get(pkgSetting.name); 4960 if (sequenceNumber != null) { 4961 changedPackages.remove(sequenceNumber); 4962 } 4963 changedPackages.put(mChangedPackagesSequenceNumber, pkgSetting.name); 4964 sequenceNumbers.put(pkgSetting.name, mChangedPackagesSequenceNumber); 4965 } 4966 mChangedPackagesSequenceNumber++; 4967 } 4968 4969 @Override 4970 public ChangedPackages getChangedPackages(int sequenceNumber, int userId) { 4971 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 4972 return null; 4973 } 4974 synchronized (mPackages) { 4975 if (sequenceNumber >= mChangedPackagesSequenceNumber) { 4976 return null; 4977 } 4978 final SparseArray<String> changedPackages = mChangedPackages.get(userId); 4979 if (changedPackages == null) { 4980 return null; 4981 } 4982 final List<String> packageNames = 4983 new ArrayList<>(mChangedPackagesSequenceNumber - sequenceNumber); 4984 for (int i = sequenceNumber; i < mChangedPackagesSequenceNumber; i++) { 4985 final String packageName = changedPackages.get(i); 4986 if (packageName != null) { 4987 packageNames.add(packageName); 4988 } 4989 } 4990 return packageNames.isEmpty() 4991 ? null : new ChangedPackages(mChangedPackagesSequenceNumber, packageNames); 4992 } 4993 } 4994 4995 @Override 4996 public @NonNull ParceledListSlice<FeatureInfo> getSystemAvailableFeatures() { 4997 // allow instant applications 4998 ArrayList<FeatureInfo> res; 4999 synchronized (mAvailableFeatures) { 5000 res = new ArrayList<>(mAvailableFeatures.size() + 1); 5001 res.addAll(mAvailableFeatures.values()); 5002 } 5003 final FeatureInfo fi = new FeatureInfo(); 5004 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 5005 FeatureInfo.GL_ES_VERSION_UNDEFINED); 5006 res.add(fi); 5007 5008 return new ParceledListSlice<>(res); 5009 } 5010 5011 @Override 5012 public boolean hasSystemFeature(String name, int version) { 5013 // allow instant applications 5014 synchronized (mAvailableFeatures) { 5015 final FeatureInfo feat = mAvailableFeatures.get(name); 5016 if (feat == null) { 5017 return false; 5018 } else { 5019 return feat.version >= version; 5020 } 5021 } 5022 } 5023 5024 @Override 5025 public int checkPermission(String permName, String pkgName, int userId) { 5026 return mPermissionManager.checkPermission(permName, pkgName, getCallingUid(), userId); 5027 } 5028 5029 @Override 5030 public int checkUidPermission(String permName, int uid) { 5031 return mPermissionManager.checkUidPermission(permName, uid, getCallingUid()); 5032 } 5033 5034 @Override 5035 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 5036 if (UserHandle.getCallingUserId() != userId) { 5037 mContext.enforceCallingPermission( 5038 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5039 "isPermissionRevokedByPolicy for user " + userId); 5040 } 5041 5042 if (checkPermission(permission, packageName, userId) 5043 == PackageManager.PERMISSION_GRANTED) { 5044 return false; 5045 } 5046 5047 final int callingUid = Binder.getCallingUid(); 5048 if (getInstantAppPackageName(callingUid) != null) { 5049 if (!isCallerSameApp(packageName, callingUid)) { 5050 return false; 5051 } 5052 } else { 5053 if (isInstantApp(packageName, userId)) { 5054 return false; 5055 } 5056 } 5057 5058 final long identity = Binder.clearCallingIdentity(); 5059 try { 5060 final int flags = getPermissionFlags(permission, packageName, userId); 5061 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 5062 } finally { 5063 Binder.restoreCallingIdentity(identity); 5064 } 5065 } 5066 5067 @Override 5068 public String getPermissionControllerPackageName() { 5069 synchronized (mPackages) { 5070 return mRequiredInstallerPackage; 5071 } 5072 } 5073 5074 private boolean addDynamicPermission(PermissionInfo info, final boolean async) { 5075 return mPermissionManager.addDynamicPermission( 5076 info, async, getCallingUid(), new PermissionCallback() { 5077 @Override 5078 public void onPermissionChanged() { 5079 if (!async) { 5080 mSettings.writeLPr(); 5081 } else { 5082 scheduleWriteSettingsLocked(); 5083 } 5084 } 5085 }); 5086 } 5087 5088 @Override 5089 public boolean addPermission(PermissionInfo info) { 5090 synchronized (mPackages) { 5091 return addDynamicPermission(info, false); 5092 } 5093 } 5094 5095 @Override 5096 public boolean addPermissionAsync(PermissionInfo info) { 5097 synchronized (mPackages) { 5098 return addDynamicPermission(info, true); 5099 } 5100 } 5101 5102 @Override 5103 public void removePermission(String permName) { 5104 mPermissionManager.removeDynamicPermission(permName, getCallingUid(), mPermissionCallback); 5105 } 5106 5107 @Override 5108 public void grantRuntimePermission(String packageName, String permName, final int userId) { 5109 mPermissionManager.grantRuntimePermission(permName, packageName, false /*overridePolicy*/, 5110 getCallingUid(), userId, mPermissionCallback); 5111 } 5112 5113 @Override 5114 public void revokeRuntimePermission(String packageName, String permName, int userId) { 5115 mPermissionManager.revokeRuntimePermission(permName, packageName, false /*overridePolicy*/, 5116 getCallingUid(), userId, mPermissionCallback); 5117 } 5118 5119 /** 5120 * Get the first event id for the permission. 5121 * 5122 * <p>There are four events for each permission: <ul> 5123 * <li>Request permission: first id + 0</li> 5124 * <li>Grant permission: first id + 1</li> 5125 * <li>Request for permission denied: first id + 2</li> 5126 * <li>Revoke permission: first id + 3</li> 5127 * </ul></p> 5128 * 5129 * @param name name of the permission 5130 * 5131 * @return The first event id for the permission 5132 */ 5133 private static int getBaseEventId(@NonNull String name) { 5134 int eventIdIndex = ALL_DANGEROUS_PERMISSIONS.indexOf(name); 5135 5136 if (eventIdIndex == -1) { 5137 if (AppOpsManager.permissionToOpCode(name) == AppOpsManager.OP_NONE 5138 || Build.IS_USER) { 5139 Log.i(TAG, "Unknown permission " + name); 5140 5141 return MetricsEvent.ACTION_PERMISSION_REQUEST_UNKNOWN; 5142 } else { 5143 // Most likely #ALL_DANGEROUS_PERMISSIONS needs to be updated. 5144 // 5145 // Also update 5146 // - EventLogger#ALL_DANGEROUS_PERMISSIONS 5147 // - metrics_constants.proto 5148 throw new IllegalStateException("Unknown permission " + name); 5149 } 5150 } 5151 5152 return MetricsEvent.ACTION_PERMISSION_REQUEST_READ_CALENDAR + eventIdIndex * 4; 5153 } 5154 5155 /** 5156 * Log that a permission was revoked. 5157 * 5158 * @param context Context of the caller 5159 * @param name name of the permission 5160 * @param packageName package permission if for 5161 */ 5162 private static void logPermissionRevoked(@NonNull Context context, @NonNull String name, 5163 @NonNull String packageName) { 5164 MetricsLogger.action(context, getBaseEventId(name) + 3, packageName); 5165 } 5166 5167 /** 5168 * Log that a permission request was granted. 5169 * 5170 * @param context Context of the caller 5171 * @param name name of the permission 5172 * @param packageName package permission if for 5173 */ 5174 private static void logPermissionGranted(@NonNull Context context, @NonNull String name, 5175 @NonNull String packageName) { 5176 MetricsLogger.action(context, getBaseEventId(name) + 1, packageName); 5177 } 5178 5179 @Override 5180 public void resetRuntimePermissions() { 5181 mContext.enforceCallingOrSelfPermission( 5182 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 5183 "revokeRuntimePermission"); 5184 5185 int callingUid = Binder.getCallingUid(); 5186 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 5187 mContext.enforceCallingOrSelfPermission( 5188 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5189 "resetRuntimePermissions"); 5190 } 5191 5192 synchronized (mPackages) { 5193 mPermissionManager.updateAllPermissions( 5194 StorageManager.UUID_PRIVATE_INTERNAL, false, mPackages.values(), 5195 mPermissionCallback); 5196 for (int userId : UserManagerService.getInstance().getUserIds()) { 5197 final int packageCount = mPackages.size(); 5198 for (int i = 0; i < packageCount; i++) { 5199 PackageParser.Package pkg = mPackages.valueAt(i); 5200 if (!(pkg.mExtras instanceof PackageSetting)) { 5201 continue; 5202 } 5203 PackageSetting ps = (PackageSetting) pkg.mExtras; 5204 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 5205 } 5206 } 5207 } 5208 } 5209 5210 @Override 5211 public int getPermissionFlags(String permName, String packageName, int userId) { 5212 return mPermissionManager.getPermissionFlags( 5213 permName, packageName, getCallingUid(), userId); 5214 } 5215 5216 @Override 5217 public void updatePermissionFlags(String permName, String packageName, int flagMask, 5218 int flagValues, int userId) { 5219 mPermissionManager.updatePermissionFlags( 5220 permName, packageName, flagMask, flagValues, getCallingUid(), userId, 5221 mPermissionCallback); 5222 } 5223 5224 /** 5225 * Update the permission flags for all packages and runtime permissions of a user in order 5226 * to allow device or profile owner to remove POLICY_FIXED. 5227 */ 5228 @Override 5229 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 5230 synchronized (mPackages) { 5231 final boolean changed = mPermissionManager.updatePermissionFlagsForAllApps( 5232 flagMask, flagValues, getCallingUid(), userId, mPackages.values(), 5233 mPermissionCallback); 5234 if (changed) { 5235 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 5236 } 5237 } 5238 } 5239 5240 @Override 5241 public boolean shouldShowRequestPermissionRationale(String permissionName, 5242 String packageName, int userId) { 5243 if (UserHandle.getCallingUserId() != userId) { 5244 mContext.enforceCallingPermission( 5245 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5246 "canShowRequestPermissionRationale for user " + userId); 5247 } 5248 5249 final int uid = getPackageUid(packageName, MATCH_DEBUG_TRIAGED_MISSING, userId); 5250 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 5251 return false; 5252 } 5253 5254 if (checkPermission(permissionName, packageName, userId) 5255 == PackageManager.PERMISSION_GRANTED) { 5256 return false; 5257 } 5258 5259 final int flags; 5260 5261 final long identity = Binder.clearCallingIdentity(); 5262 try { 5263 flags = getPermissionFlags(permissionName, 5264 packageName, userId); 5265 } finally { 5266 Binder.restoreCallingIdentity(identity); 5267 } 5268 5269 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 5270 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 5271 | PackageManager.FLAG_PERMISSION_USER_FIXED; 5272 5273 if ((flags & fixedFlags) != 0) { 5274 return false; 5275 } 5276 5277 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 5278 } 5279 5280 @Override 5281 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5282 mContext.enforceCallingOrSelfPermission( 5283 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 5284 "addOnPermissionsChangeListener"); 5285 5286 synchronized (mPackages) { 5287 mOnPermissionChangeListeners.addListenerLocked(listener); 5288 } 5289 } 5290 5291 @Override 5292 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5293 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5294 throw new SecurityException("Instant applications don't have access to this method"); 5295 } 5296 synchronized (mPackages) { 5297 mOnPermissionChangeListeners.removeListenerLocked(listener); 5298 } 5299 } 5300 5301 @Override 5302 public boolean isProtectedBroadcast(String actionName) { 5303 // allow instant applications 5304 synchronized (mProtectedBroadcasts) { 5305 if (mProtectedBroadcasts.contains(actionName)) { 5306 return true; 5307 } else if (actionName != null) { 5308 // TODO: remove these terrible hacks 5309 if (actionName.startsWith("android.net.netmon.lingerExpired") 5310 || actionName.startsWith("com.android.server.sip.SipWakeupTimer") 5311 || actionName.startsWith("com.android.internal.telephony.data-reconnect") 5312 || actionName.startsWith("android.net.netmon.launchCaptivePortalApp")) { 5313 return true; 5314 } 5315 } 5316 } 5317 return false; 5318 } 5319 5320 @Override 5321 public int checkSignatures(String pkg1, String pkg2) { 5322 synchronized (mPackages) { 5323 final PackageParser.Package p1 = mPackages.get(pkg1); 5324 final PackageParser.Package p2 = mPackages.get(pkg2); 5325 if (p1 == null || p1.mExtras == null 5326 || p2 == null || p2.mExtras == null) { 5327 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5328 } 5329 final int callingUid = Binder.getCallingUid(); 5330 final int callingUserId = UserHandle.getUserId(callingUid); 5331 final PackageSetting ps1 = (PackageSetting) p1.mExtras; 5332 final PackageSetting ps2 = (PackageSetting) p2.mExtras; 5333 if (filterAppAccessLPr(ps1, callingUid, callingUserId) 5334 || filterAppAccessLPr(ps2, callingUid, callingUserId)) { 5335 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5336 } 5337 return compareSignatures(p1.mSignatures, p2.mSignatures); 5338 } 5339 } 5340 5341 @Override 5342 public int checkUidSignatures(int uid1, int uid2) { 5343 final int callingUid = Binder.getCallingUid(); 5344 final int callingUserId = UserHandle.getUserId(callingUid); 5345 final boolean isCallerInstantApp = getInstantAppPackageName(callingUid) != null; 5346 // Map to base uids. 5347 uid1 = UserHandle.getAppId(uid1); 5348 uid2 = UserHandle.getAppId(uid2); 5349 // reader 5350 synchronized (mPackages) { 5351 Signature[] s1; 5352 Signature[] s2; 5353 Object obj = mSettings.getUserIdLPr(uid1); 5354 if (obj != null) { 5355 if (obj instanceof SharedUserSetting) { 5356 if (isCallerInstantApp) { 5357 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5358 } 5359 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 5360 } else if (obj instanceof PackageSetting) { 5361 final PackageSetting ps = (PackageSetting) obj; 5362 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 5363 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5364 } 5365 s1 = ps.signatures.mSignatures; 5366 } else { 5367 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5368 } 5369 } else { 5370 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5371 } 5372 obj = mSettings.getUserIdLPr(uid2); 5373 if (obj != null) { 5374 if (obj instanceof SharedUserSetting) { 5375 if (isCallerInstantApp) { 5376 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5377 } 5378 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 5379 } else if (obj instanceof PackageSetting) { 5380 final PackageSetting ps = (PackageSetting) obj; 5381 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 5382 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5383 } 5384 s2 = ps.signatures.mSignatures; 5385 } else { 5386 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5387 } 5388 } else { 5389 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5390 } 5391 return compareSignatures(s1, s2); 5392 } 5393 } 5394 5395 /** 5396 * This method should typically only be used when granting or revoking 5397 * permissions, since the app may immediately restart after this call. 5398 * <p> 5399 * If you're doing surgery on app code/data, use {@link PackageFreezer} to 5400 * guard your work against the app being relaunched. 5401 */ 5402 private void killUid(int appId, int userId, String reason) { 5403 final long identity = Binder.clearCallingIdentity(); 5404 try { 5405 IActivityManager am = ActivityManager.getService(); 5406 if (am != null) { 5407 try { 5408 am.killUid(appId, userId, reason); 5409 } catch (RemoteException e) { 5410 /* ignore - same process */ 5411 } 5412 } 5413 } finally { 5414 Binder.restoreCallingIdentity(identity); 5415 } 5416 } 5417 5418 /** 5419 * If the database version for this type of package (internal storage or 5420 * external storage) is less than the version where package signatures 5421 * were updated, return true. 5422 */ 5423 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5424 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5425 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 5426 } 5427 5428 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5429 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5430 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 5431 } 5432 5433 @Override 5434 public List<String> getAllPackages() { 5435 final int callingUid = Binder.getCallingUid(); 5436 final int callingUserId = UserHandle.getUserId(callingUid); 5437 synchronized (mPackages) { 5438 if (canViewInstantApps(callingUid, callingUserId)) { 5439 return new ArrayList<String>(mPackages.keySet()); 5440 } 5441 final String instantAppPkgName = getInstantAppPackageName(callingUid); 5442 final List<String> result = new ArrayList<>(); 5443 if (instantAppPkgName != null) { 5444 // caller is an instant application; filter unexposed applications 5445 for (PackageParser.Package pkg : mPackages.values()) { 5446 if (!pkg.visibleToInstantApps) { 5447 continue; 5448 } 5449 result.add(pkg.packageName); 5450 } 5451 } else { 5452 // caller is a normal application; filter instant applications 5453 for (PackageParser.Package pkg : mPackages.values()) { 5454 final PackageSetting ps = 5455 pkg.mExtras != null ? (PackageSetting) pkg.mExtras : null; 5456 if (ps != null 5457 && ps.getInstantApp(callingUserId) 5458 && !mInstantAppRegistry.isInstantAccessGranted( 5459 callingUserId, UserHandle.getAppId(callingUid), ps.appId)) { 5460 continue; 5461 } 5462 result.add(pkg.packageName); 5463 } 5464 } 5465 return result; 5466 } 5467 } 5468 5469 @Override 5470 public String[] getPackagesForUid(int uid) { 5471 final int callingUid = Binder.getCallingUid(); 5472 final boolean isCallerInstantApp = getInstantAppPackageName(callingUid) != null; 5473 final int userId = UserHandle.getUserId(uid); 5474 uid = UserHandle.getAppId(uid); 5475 // reader 5476 synchronized (mPackages) { 5477 Object obj = mSettings.getUserIdLPr(uid); 5478 if (obj instanceof SharedUserSetting) { 5479 if (isCallerInstantApp) { 5480 return null; 5481 } 5482 final SharedUserSetting sus = (SharedUserSetting) obj; 5483 final int N = sus.packages.size(); 5484 String[] res = new String[N]; 5485 final Iterator<PackageSetting> it = sus.packages.iterator(); 5486 int i = 0; 5487 while (it.hasNext()) { 5488 PackageSetting ps = it.next(); 5489 if (ps.getInstalled(userId)) { 5490 res[i++] = ps.name; 5491 } else { 5492 res = ArrayUtils.removeElement(String.class, res, res[i]); 5493 } 5494 } 5495 return res; 5496 } else if (obj instanceof PackageSetting) { 5497 final PackageSetting ps = (PackageSetting) obj; 5498 if (ps.getInstalled(userId) && !filterAppAccessLPr(ps, callingUid, userId)) { 5499 return new String[]{ps.name}; 5500 } 5501 } 5502 } 5503 return null; 5504 } 5505 5506 @Override 5507 public String getNameForUid(int uid) { 5508 final int callingUid = Binder.getCallingUid(); 5509 if (getInstantAppPackageName(callingUid) != null) { 5510 return null; 5511 } 5512 synchronized (mPackages) { 5513 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5514 if (obj instanceof SharedUserSetting) { 5515 final SharedUserSetting sus = (SharedUserSetting) obj; 5516 return sus.name + ":" + sus.userId; 5517 } else if (obj instanceof PackageSetting) { 5518 final PackageSetting ps = (PackageSetting) obj; 5519 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5520 return null; 5521 } 5522 return ps.name; 5523 } 5524 return null; 5525 } 5526 } 5527 5528 @Override 5529 public String[] getNamesForUids(int[] uids) { 5530 if (uids == null || uids.length == 0) { 5531 return null; 5532 } 5533 final int callingUid = Binder.getCallingUid(); 5534 if (getInstantAppPackageName(callingUid) != null) { 5535 return null; 5536 } 5537 final String[] names = new String[uids.length]; 5538 synchronized (mPackages) { 5539 for (int i = uids.length - 1; i >= 0; i--) { 5540 final int uid = uids[i]; 5541 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5542 if (obj instanceof SharedUserSetting) { 5543 final SharedUserSetting sus = (SharedUserSetting) obj; 5544 names[i] = "shared:" + sus.name; 5545 } else if (obj instanceof PackageSetting) { 5546 final PackageSetting ps = (PackageSetting) obj; 5547 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5548 names[i] = null; 5549 } else { 5550 names[i] = ps.name; 5551 } 5552 } else { 5553 names[i] = null; 5554 } 5555 } 5556 } 5557 return names; 5558 } 5559 5560 @Override 5561 public int getUidForSharedUser(String sharedUserName) { 5562 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5563 return -1; 5564 } 5565 if (sharedUserName == null) { 5566 return -1; 5567 } 5568 // reader 5569 synchronized (mPackages) { 5570 SharedUserSetting suid; 5571 try { 5572 suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 5573 if (suid != null) { 5574 return suid.userId; 5575 } 5576 } catch (PackageManagerException ignore) { 5577 // can't happen, but, still need to catch it 5578 } 5579 return -1; 5580 } 5581 } 5582 5583 @Override 5584 public int getFlagsForUid(int uid) { 5585 final int callingUid = Binder.getCallingUid(); 5586 if (getInstantAppPackageName(callingUid) != null) { 5587 return 0; 5588 } 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.pkgFlags; 5594 } else if (obj instanceof PackageSetting) { 5595 final PackageSetting ps = (PackageSetting) obj; 5596 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5597 return 0; 5598 } 5599 return ps.pkgFlags; 5600 } 5601 } 5602 return 0; 5603 } 5604 5605 @Override 5606 public int getPrivateFlagsForUid(int uid) { 5607 final int callingUid = Binder.getCallingUid(); 5608 if (getInstantAppPackageName(callingUid) != null) { 5609 return 0; 5610 } 5611 synchronized (mPackages) { 5612 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5613 if (obj instanceof SharedUserSetting) { 5614 final SharedUserSetting sus = (SharedUserSetting) obj; 5615 return sus.pkgPrivateFlags; 5616 } else if (obj instanceof PackageSetting) { 5617 final PackageSetting ps = (PackageSetting) obj; 5618 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5619 return 0; 5620 } 5621 return ps.pkgPrivateFlags; 5622 } 5623 } 5624 return 0; 5625 } 5626 5627 @Override 5628 public boolean isUidPrivileged(int uid) { 5629 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5630 return false; 5631 } 5632 uid = UserHandle.getAppId(uid); 5633 // reader 5634 synchronized (mPackages) { 5635 Object obj = mSettings.getUserIdLPr(uid); 5636 if (obj instanceof SharedUserSetting) { 5637 final SharedUserSetting sus = (SharedUserSetting) obj; 5638 final Iterator<PackageSetting> it = sus.packages.iterator(); 5639 while (it.hasNext()) { 5640 if (it.next().isPrivileged()) { 5641 return true; 5642 } 5643 } 5644 } else if (obj instanceof PackageSetting) { 5645 final PackageSetting ps = (PackageSetting) obj; 5646 return ps.isPrivileged(); 5647 } 5648 } 5649 return false; 5650 } 5651 5652 @Override 5653 public String[] getAppOpPermissionPackages(String permName) { 5654 return mPermissionManager.getAppOpPermissionPackages(permName); 5655 } 5656 5657 @Override 5658 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 5659 int flags, int userId) { 5660 return resolveIntentInternal( 5661 intent, resolvedType, flags, userId, false /*resolveForStart*/); 5662 } 5663 5664 /** 5665 * Normally instant apps can only be resolved when they're visible to the caller. 5666 * However, if {@code resolveForStart} is {@code true}, all instant apps are visible 5667 * since we need to allow the system to start any installed application. 5668 */ 5669 private ResolveInfo resolveIntentInternal(Intent intent, String resolvedType, 5670 int flags, int userId, boolean resolveForStart) { 5671 try { 5672 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveIntent"); 5673 5674 if (!sUserManager.exists(userId)) return null; 5675 final int callingUid = Binder.getCallingUid(); 5676 flags = updateFlagsForResolve(flags, userId, intent, callingUid, resolveForStart); 5677 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 5678 false /*requireFullPermission*/, false /*checkShell*/, "resolve intent"); 5679 5680 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 5681 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, 5682 flags, callingUid, userId, resolveForStart, true /*allowDynamicSplits*/); 5683 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5684 5685 final ResolveInfo bestChoice = 5686 chooseBestActivity(intent, resolvedType, flags, query, userId); 5687 return bestChoice; 5688 } finally { 5689 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5690 } 5691 } 5692 5693 @Override 5694 public ResolveInfo findPersistentPreferredActivity(Intent intent, int userId) { 5695 if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) { 5696 throw new SecurityException( 5697 "findPersistentPreferredActivity can only be run by the system"); 5698 } 5699 if (!sUserManager.exists(userId)) { 5700 return null; 5701 } 5702 final int callingUid = Binder.getCallingUid(); 5703 intent = updateIntentForResolve(intent); 5704 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 5705 final int flags = updateFlagsForResolve( 5706 0, userId, intent, callingUid, false /*includeInstantApps*/); 5707 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5708 userId); 5709 synchronized (mPackages) { 5710 return findPersistentPreferredActivityLP(intent, resolvedType, flags, query, false, 5711 userId); 5712 } 5713 } 5714 5715 @Override 5716 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 5717 IntentFilter filter, int match, ComponentName activity) { 5718 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5719 return; 5720 } 5721 final int userId = UserHandle.getCallingUserId(); 5722 if (DEBUG_PREFERRED) { 5723 Log.v(TAG, "setLastChosenActivity intent=" + intent 5724 + " resolvedType=" + resolvedType 5725 + " flags=" + flags 5726 + " filter=" + filter 5727 + " match=" + match 5728 + " activity=" + activity); 5729 filter.dump(new PrintStreamPrinter(System.out), " "); 5730 } 5731 intent.setComponent(null); 5732 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5733 userId); 5734 // Find any earlier preferred or last chosen entries and nuke them 5735 findPreferredActivity(intent, resolvedType, 5736 flags, query, 0, false, true, false, userId); 5737 // Add the new activity as the last chosen for this filter 5738 addPreferredActivityInternal(filter, match, null, activity, false, userId, 5739 "Setting last chosen"); 5740 } 5741 5742 @Override 5743 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 5744 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5745 return null; 5746 } 5747 final int userId = UserHandle.getCallingUserId(); 5748 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 5749 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5750 userId); 5751 return findPreferredActivity(intent, resolvedType, flags, query, 0, 5752 false, false, false, userId); 5753 } 5754 5755 /** 5756 * Returns whether or not instant apps have been disabled remotely. 5757 */ 5758 private boolean isEphemeralDisabled() { 5759 return mEphemeralAppsDisabled; 5760 } 5761 5762 private boolean isInstantAppAllowed( 5763 Intent intent, List<ResolveInfo> resolvedActivities, int userId, 5764 boolean skipPackageCheck) { 5765 if (mInstantAppResolverConnection == null) { 5766 return false; 5767 } 5768 if (mInstantAppInstallerActivity == null) { 5769 return false; 5770 } 5771 if (intent.getComponent() != null) { 5772 return false; 5773 } 5774 if ((intent.getFlags() & Intent.FLAG_IGNORE_EPHEMERAL) != 0) { 5775 return false; 5776 } 5777 if (!skipPackageCheck && intent.getPackage() != null) { 5778 return false; 5779 } 5780 final boolean isWebUri = hasWebURI(intent); 5781 if (!isWebUri || intent.getData().getHost() == null) { 5782 return false; 5783 } 5784 // Deny ephemeral apps if the user chose _ALWAYS or _ALWAYS_ASK for intent resolution. 5785 // Or if there's already an ephemeral app installed that handles the action 5786 synchronized (mPackages) { 5787 final int count = (resolvedActivities == null ? 0 : resolvedActivities.size()); 5788 for (int n = 0; n < count; n++) { 5789 final ResolveInfo info = resolvedActivities.get(n); 5790 final String packageName = info.activityInfo.packageName; 5791 final PackageSetting ps = mSettings.mPackages.get(packageName); 5792 if (ps != null) { 5793 // only check domain verification status if the app is not a browser 5794 if (!info.handleAllWebDataURI) { 5795 // Try to get the status from User settings first 5796 final long packedStatus = getDomainVerificationStatusLPr(ps, userId); 5797 final int status = (int) (packedStatus >> 32); 5798 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS 5799 || status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 5800 if (DEBUG_EPHEMERAL) { 5801 Slog.v(TAG, "DENY instant app;" 5802 + " pkg: " + packageName + ", status: " + status); 5803 } 5804 return false; 5805 } 5806 } 5807 if (ps.getInstantApp(userId)) { 5808 if (DEBUG_EPHEMERAL) { 5809 Slog.v(TAG, "DENY instant app installed;" 5810 + " pkg: " + packageName); 5811 } 5812 return false; 5813 } 5814 } 5815 } 5816 } 5817 // We've exhausted all ways to deny ephemeral application; let the system look for them. 5818 return true; 5819 } 5820 5821 private void requestInstantAppResolutionPhaseTwo(AuxiliaryResolveInfo responseObj, 5822 Intent origIntent, String resolvedType, String callingPackage, 5823 Bundle verificationBundle, int userId) { 5824 final Message msg = mHandler.obtainMessage(INSTANT_APP_RESOLUTION_PHASE_TWO, 5825 new InstantAppRequest(responseObj, origIntent, resolvedType, 5826 callingPackage, userId, verificationBundle, false /*resolveForStart*/)); 5827 mHandler.sendMessage(msg); 5828 } 5829 5830 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 5831 int flags, List<ResolveInfo> query, int userId) { 5832 if (query != null) { 5833 final int N = query.size(); 5834 if (N == 1) { 5835 return query.get(0); 5836 } else if (N > 1) { 5837 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 5838 // If there is more than one activity with the same priority, 5839 // then let the user decide between them. 5840 ResolveInfo r0 = query.get(0); 5841 ResolveInfo r1 = query.get(1); 5842 if (DEBUG_INTENT_MATCHING || debug) { 5843 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 5844 + r1.activityInfo.name + "=" + r1.priority); 5845 } 5846 // If the first activity has a higher priority, or a different 5847 // default, then it is always desirable to pick it. 5848 if (r0.priority != r1.priority 5849 || r0.preferredOrder != r1.preferredOrder 5850 || r0.isDefault != r1.isDefault) { 5851 return query.get(0); 5852 } 5853 // If we have saved a preference for a preferred activity for 5854 // this Intent, use that. 5855 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 5856 flags, query, r0.priority, true, false, debug, userId); 5857 if (ri != null) { 5858 return ri; 5859 } 5860 // If we have an ephemeral app, use it 5861 for (int i = 0; i < N; i++) { 5862 ri = query.get(i); 5863 if (ri.activityInfo.applicationInfo.isInstantApp()) { 5864 final String packageName = ri.activityInfo.packageName; 5865 final PackageSetting ps = mSettings.mPackages.get(packageName); 5866 final long packedStatus = getDomainVerificationStatusLPr(ps, userId); 5867 final int status = (int)(packedStatus >> 32); 5868 if (status != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 5869 return ri; 5870 } 5871 } 5872 } 5873 ri = new ResolveInfo(mResolveInfo); 5874 ri.activityInfo = new ActivityInfo(ri.activityInfo); 5875 ri.activityInfo.labelRes = ResolverActivity.getLabelRes(intent.getAction()); 5876 // If all of the options come from the same package, show the application's 5877 // label and icon instead of the generic resolver's. 5878 // Some calls like Intent.resolveActivityInfo query the ResolveInfo from here 5879 // and then throw away the ResolveInfo itself, meaning that the caller loses 5880 // the resolvePackageName. Therefore the activityInfo.labelRes above provides 5881 // a fallback for this case; we only set the target package's resources on 5882 // the ResolveInfo, not the ActivityInfo. 5883 final String intentPackage = intent.getPackage(); 5884 if (!TextUtils.isEmpty(intentPackage) && allHavePackage(query, intentPackage)) { 5885 final ApplicationInfo appi = query.get(0).activityInfo.applicationInfo; 5886 ri.resolvePackageName = intentPackage; 5887 if (userNeedsBadging(userId)) { 5888 ri.noResourceId = true; 5889 } else { 5890 ri.icon = appi.icon; 5891 } 5892 ri.iconResourceId = appi.icon; 5893 ri.labelRes = appi.labelRes; 5894 } 5895 ri.activityInfo.applicationInfo = new ApplicationInfo( 5896 ri.activityInfo.applicationInfo); 5897 if (userId != 0) { 5898 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 5899 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 5900 } 5901 // Make sure that the resolver is displayable in car mode 5902 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 5903 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 5904 return ri; 5905 } 5906 } 5907 return null; 5908 } 5909 5910 /** 5911 * Return true if the given list is not empty and all of its contents have 5912 * an activityInfo with the given package name. 5913 */ 5914 private boolean allHavePackage(List<ResolveInfo> list, String packageName) { 5915 if (ArrayUtils.isEmpty(list)) { 5916 return false; 5917 } 5918 for (int i = 0, N = list.size(); i < N; i++) { 5919 final ResolveInfo ri = list.get(i); 5920 final ActivityInfo ai = ri != null ? ri.activityInfo : null; 5921 if (ai == null || !packageName.equals(ai.packageName)) { 5922 return false; 5923 } 5924 } 5925 return true; 5926 } 5927 5928 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 5929 int flags, List<ResolveInfo> query, boolean debug, int userId) { 5930 final int N = query.size(); 5931 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 5932 .get(userId); 5933 // Get the list of persistent preferred activities that handle the intent 5934 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 5935 List<PersistentPreferredActivity> pprefs = ppir != null 5936 ? ppir.queryIntent(intent, resolvedType, 5937 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 5938 userId) 5939 : null; 5940 if (pprefs != null && pprefs.size() > 0) { 5941 final int M = pprefs.size(); 5942 for (int i=0; i<M; i++) { 5943 final PersistentPreferredActivity ppa = pprefs.get(i); 5944 if (DEBUG_PREFERRED || debug) { 5945 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 5946 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 5947 + "\n component=" + ppa.mComponent); 5948 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5949 } 5950 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 5951 flags | MATCH_DISABLED_COMPONENTS, userId); 5952 if (DEBUG_PREFERRED || debug) { 5953 Slog.v(TAG, "Found persistent preferred activity:"); 5954 if (ai != null) { 5955 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5956 } else { 5957 Slog.v(TAG, " null"); 5958 } 5959 } 5960 if (ai == null) { 5961 // This previously registered persistent preferred activity 5962 // component is no longer known. Ignore it and do NOT remove it. 5963 continue; 5964 } 5965 for (int j=0; j<N; j++) { 5966 final ResolveInfo ri = query.get(j); 5967 if (!ri.activityInfo.applicationInfo.packageName 5968 .equals(ai.applicationInfo.packageName)) { 5969 continue; 5970 } 5971 if (!ri.activityInfo.name.equals(ai.name)) { 5972 continue; 5973 } 5974 // Found a persistent preference that can handle the intent. 5975 if (DEBUG_PREFERRED || debug) { 5976 Slog.v(TAG, "Returning persistent preferred activity: " + 5977 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 5978 } 5979 return ri; 5980 } 5981 } 5982 } 5983 return null; 5984 } 5985 5986 // TODO: handle preferred activities missing while user has amnesia 5987 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 5988 List<ResolveInfo> query, int priority, boolean always, 5989 boolean removeMatches, boolean debug, int userId) { 5990 if (!sUserManager.exists(userId)) return null; 5991 final int callingUid = Binder.getCallingUid(); 5992 flags = updateFlagsForResolve( 5993 flags, userId, intent, callingUid, false /*includeInstantApps*/); 5994 intent = updateIntentForResolve(intent); 5995 // writer 5996 synchronized (mPackages) { 5997 // Try to find a matching persistent preferred activity. 5998 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 5999 debug, userId); 6000 6001 // If a persistent preferred activity matched, use it. 6002 if (pri != null) { 6003 return pri; 6004 } 6005 6006 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 6007 // Get the list of preferred activities that handle the intent 6008 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 6009 List<PreferredActivity> prefs = pir != null 6010 ? pir.queryIntent(intent, resolvedType, 6011 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 6012 userId) 6013 : null; 6014 if (prefs != null && prefs.size() > 0) { 6015 boolean changed = false; 6016 try { 6017 // First figure out how good the original match set is. 6018 // We will only allow preferred activities that came 6019 // from the same match quality. 6020 int match = 0; 6021 6022 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 6023 6024 final int N = query.size(); 6025 for (int j=0; j<N; j++) { 6026 final ResolveInfo ri = query.get(j); 6027 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 6028 + ": 0x" + Integer.toHexString(match)); 6029 if (ri.match > match) { 6030 match = ri.match; 6031 } 6032 } 6033 6034 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 6035 + Integer.toHexString(match)); 6036 6037 match &= IntentFilter.MATCH_CATEGORY_MASK; 6038 final int M = prefs.size(); 6039 for (int i=0; i<M; i++) { 6040 final PreferredActivity pa = prefs.get(i); 6041 if (DEBUG_PREFERRED || debug) { 6042 Slog.v(TAG, "Checking PreferredActivity ds=" 6043 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 6044 + "\n component=" + pa.mPref.mComponent); 6045 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6046 } 6047 if (pa.mPref.mMatch != match) { 6048 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 6049 + Integer.toHexString(pa.mPref.mMatch)); 6050 continue; 6051 } 6052 // If it's not an "always" type preferred activity and that's what we're 6053 // looking for, skip it. 6054 if (always && !pa.mPref.mAlways) { 6055 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 6056 continue; 6057 } 6058 final ActivityInfo ai = getActivityInfo( 6059 pa.mPref.mComponent, flags | MATCH_DISABLED_COMPONENTS 6060 | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 6061 userId); 6062 if (DEBUG_PREFERRED || debug) { 6063 Slog.v(TAG, "Found preferred activity:"); 6064 if (ai != null) { 6065 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6066 } else { 6067 Slog.v(TAG, " null"); 6068 } 6069 } 6070 if (ai == null) { 6071 // This previously registered preferred activity 6072 // component is no longer known. Most likely an update 6073 // to the app was installed and in the new version this 6074 // component no longer exists. Clean it up by removing 6075 // it from the preferred activities list, and skip it. 6076 Slog.w(TAG, "Removing dangling preferred activity: " 6077 + pa.mPref.mComponent); 6078 pir.removeFilter(pa); 6079 changed = true; 6080 continue; 6081 } 6082 for (int j=0; j<N; j++) { 6083 final ResolveInfo ri = query.get(j); 6084 if (!ri.activityInfo.applicationInfo.packageName 6085 .equals(ai.applicationInfo.packageName)) { 6086 continue; 6087 } 6088 if (!ri.activityInfo.name.equals(ai.name)) { 6089 continue; 6090 } 6091 6092 if (removeMatches) { 6093 pir.removeFilter(pa); 6094 changed = true; 6095 if (DEBUG_PREFERRED) { 6096 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 6097 } 6098 break; 6099 } 6100 6101 // Okay we found a previously set preferred or last chosen app. 6102 // If the result set is different from when this 6103 // was created, and is not a subset of the preferred set, we need to 6104 // clear it and re-ask the user their preference, if we're looking for 6105 // an "always" type entry. 6106 if (always && !pa.mPref.sameSet(query)) { 6107 if (pa.mPref.isSuperset(query)) { 6108 // some components of the set are no longer present in 6109 // the query, but the preferred activity can still be reused 6110 if (DEBUG_PREFERRED) { 6111 Slog.i(TAG, "Result set changed, but PreferredActivity is" 6112 + " still valid as only non-preferred components" 6113 + " were removed for " + intent + " type " 6114 + resolvedType); 6115 } 6116 // remove obsolete components and re-add the up-to-date filter 6117 PreferredActivity freshPa = new PreferredActivity(pa, 6118 pa.mPref.mMatch, 6119 pa.mPref.discardObsoleteComponents(query), 6120 pa.mPref.mComponent, 6121 pa.mPref.mAlways); 6122 pir.removeFilter(pa); 6123 pir.addFilter(freshPa); 6124 changed = true; 6125 } else { 6126 Slog.i(TAG, 6127 "Result set changed, dropping preferred activity for " 6128 + intent + " type " + resolvedType); 6129 if (DEBUG_PREFERRED) { 6130 Slog.v(TAG, "Removing preferred activity since set changed " 6131 + pa.mPref.mComponent); 6132 } 6133 pir.removeFilter(pa); 6134 // Re-add the filter as a "last chosen" entry (!always) 6135 PreferredActivity lastChosen = new PreferredActivity( 6136 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 6137 pir.addFilter(lastChosen); 6138 changed = true; 6139 return null; 6140 } 6141 } 6142 6143 // Yay! Either the set matched or we're looking for the last chosen 6144 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 6145 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 6146 return ri; 6147 } 6148 } 6149 } finally { 6150 if (changed) { 6151 if (DEBUG_PREFERRED) { 6152 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 6153 } 6154 scheduleWritePackageRestrictionsLocked(userId); 6155 } 6156 } 6157 } 6158 } 6159 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 6160 return null; 6161 } 6162 6163 /* 6164 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 6165 */ 6166 @Override 6167 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 6168 int targetUserId) { 6169 mContext.enforceCallingOrSelfPermission( 6170 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 6171 List<CrossProfileIntentFilter> matches = 6172 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 6173 if (matches != null) { 6174 int size = matches.size(); 6175 for (int i = 0; i < size; i++) { 6176 if (matches.get(i).getTargetUserId() == targetUserId) return true; 6177 } 6178 } 6179 if (hasWebURI(intent)) { 6180 // cross-profile app linking works only towards the parent. 6181 final int callingUid = Binder.getCallingUid(); 6182 final UserInfo parent = getProfileParent(sourceUserId); 6183 synchronized(mPackages) { 6184 int flags = updateFlagsForResolve(0, parent.id, intent, callingUid, 6185 false /*includeInstantApps*/); 6186 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 6187 intent, resolvedType, flags, sourceUserId, parent.id); 6188 return xpDomainInfo != null; 6189 } 6190 } 6191 return false; 6192 } 6193 6194 private UserInfo getProfileParent(int userId) { 6195 final long identity = Binder.clearCallingIdentity(); 6196 try { 6197 return sUserManager.getProfileParent(userId); 6198 } finally { 6199 Binder.restoreCallingIdentity(identity); 6200 } 6201 } 6202 6203 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 6204 String resolvedType, int userId) { 6205 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 6206 if (resolver != null) { 6207 return resolver.queryIntent(intent, resolvedType, false /*defaultOnly*/, userId); 6208 } 6209 return null; 6210 } 6211 6212 @Override 6213 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivities(Intent intent, 6214 String resolvedType, int flags, int userId) { 6215 try { 6216 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 6217 6218 return new ParceledListSlice<>( 6219 queryIntentActivitiesInternal(intent, resolvedType, flags, userId)); 6220 } finally { 6221 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6222 } 6223 } 6224 6225 /** 6226 * Returns the package name of the calling Uid if it's an instant app. If it isn't 6227 * instant, returns {@code null}. 6228 */ 6229 private String getInstantAppPackageName(int callingUid) { 6230 synchronized (mPackages) { 6231 // If the caller is an isolated app use the owner's uid for the lookup. 6232 if (Process.isIsolated(callingUid)) { 6233 callingUid = mIsolatedOwners.get(callingUid); 6234 } 6235 final int appId = UserHandle.getAppId(callingUid); 6236 final Object obj = mSettings.getUserIdLPr(appId); 6237 if (obj instanceof PackageSetting) { 6238 final PackageSetting ps = (PackageSetting) obj; 6239 final boolean isInstantApp = ps.getInstantApp(UserHandle.getUserId(callingUid)); 6240 return isInstantApp ? ps.pkg.packageName : null; 6241 } 6242 } 6243 return null; 6244 } 6245 6246 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 6247 String resolvedType, int flags, int userId) { 6248 return queryIntentActivitiesInternal( 6249 intent, resolvedType, flags, Binder.getCallingUid(), userId, 6250 false /*resolveForStart*/, true /*allowDynamicSplits*/); 6251 } 6252 6253 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 6254 String resolvedType, int flags, int filterCallingUid, int userId, 6255 boolean resolveForStart, boolean allowDynamicSplits) { 6256 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6257 final String instantAppPkgName = getInstantAppPackageName(filterCallingUid); 6258 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 6259 false /* requireFullPermission */, false /* checkShell */, 6260 "query intent activities"); 6261 final String pkgName = intent.getPackage(); 6262 ComponentName comp = intent.getComponent(); 6263 if (comp == null) { 6264 if (intent.getSelector() != null) { 6265 intent = intent.getSelector(); 6266 comp = intent.getComponent(); 6267 } 6268 } 6269 6270 flags = updateFlagsForResolve(flags, userId, intent, filterCallingUid, resolveForStart, 6271 comp != null || pkgName != null /*onlyExposedExplicitly*/); 6272 if (comp != null) { 6273 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6274 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 6275 if (ai != null) { 6276 // When specifying an explicit component, we prevent the activity from being 6277 // used when either 1) the calling package is normal and the activity is within 6278 // an ephemeral application or 2) the calling package is ephemeral and the 6279 // activity is not visible to ephemeral applications. 6280 final boolean matchInstantApp = 6281 (flags & PackageManager.MATCH_INSTANT) != 0; 6282 final boolean matchVisibleToInstantAppOnly = 6283 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 6284 final boolean matchExplicitlyVisibleOnly = 6285 (flags & PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY) != 0; 6286 final boolean isCallerInstantApp = 6287 instantAppPkgName != null; 6288 final boolean isTargetSameInstantApp = 6289 comp.getPackageName().equals(instantAppPkgName); 6290 final boolean isTargetInstantApp = 6291 (ai.applicationInfo.privateFlags 6292 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 6293 final boolean isTargetVisibleToInstantApp = 6294 (ai.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0; 6295 final boolean isTargetExplicitlyVisibleToInstantApp = 6296 isTargetVisibleToInstantApp 6297 && (ai.flags & ActivityInfo.FLAG_IMPLICITLY_VISIBLE_TO_INSTANT_APP) == 0; 6298 final boolean isTargetHiddenFromInstantApp = 6299 !isTargetVisibleToInstantApp 6300 || (matchExplicitlyVisibleOnly && !isTargetExplicitlyVisibleToInstantApp); 6301 final boolean blockResolution = 6302 !isTargetSameInstantApp 6303 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 6304 || (matchVisibleToInstantAppOnly && isCallerInstantApp 6305 && isTargetHiddenFromInstantApp)); 6306 if (!blockResolution) { 6307 final ResolveInfo ri = new ResolveInfo(); 6308 ri.activityInfo = ai; 6309 list.add(ri); 6310 } 6311 } 6312 return applyPostResolutionFilter( 6313 list, instantAppPkgName, allowDynamicSplits, filterCallingUid, userId); 6314 } 6315 6316 // reader 6317 boolean sortResult = false; 6318 boolean addEphemeral = false; 6319 List<ResolveInfo> result; 6320 final boolean ephemeralDisabled = isEphemeralDisabled(); 6321 synchronized (mPackages) { 6322 if (pkgName == null) { 6323 List<CrossProfileIntentFilter> matchingFilters = 6324 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 6325 // Check for results that need to skip the current profile. 6326 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 6327 resolvedType, flags, userId); 6328 if (xpResolveInfo != null) { 6329 List<ResolveInfo> xpResult = new ArrayList<ResolveInfo>(1); 6330 xpResult.add(xpResolveInfo); 6331 return applyPostResolutionFilter( 6332 filterIfNotSystemUser(xpResult, userId), instantAppPkgName, 6333 allowDynamicSplits, filterCallingUid, userId); 6334 } 6335 6336 // Check for results in the current profile. 6337 result = filterIfNotSystemUser(mActivities.queryIntent( 6338 intent, resolvedType, flags, userId), userId); 6339 addEphemeral = !ephemeralDisabled 6340 && isInstantAppAllowed(intent, result, userId, false /*skipPackageCheck*/); 6341 // Check for cross profile results. 6342 boolean hasNonNegativePriorityResult = hasNonNegativePriority(result); 6343 xpResolveInfo = queryCrossProfileIntents( 6344 matchingFilters, intent, resolvedType, flags, userId, 6345 hasNonNegativePriorityResult); 6346 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 6347 boolean isVisibleToUser = filterIfNotSystemUser( 6348 Collections.singletonList(xpResolveInfo), userId).size() > 0; 6349 if (isVisibleToUser) { 6350 result.add(xpResolveInfo); 6351 sortResult = true; 6352 } 6353 } 6354 if (hasWebURI(intent)) { 6355 CrossProfileDomainInfo xpDomainInfo = null; 6356 final UserInfo parent = getProfileParent(userId); 6357 if (parent != null) { 6358 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 6359 flags, userId, parent.id); 6360 } 6361 if (xpDomainInfo != null) { 6362 if (xpResolveInfo != null) { 6363 // If we didn't remove it, the cross-profile ResolveInfo would be twice 6364 // in the result. 6365 result.remove(xpResolveInfo); 6366 } 6367 if (result.size() == 0 && !addEphemeral) { 6368 // No result in current profile, but found candidate in parent user. 6369 // And we are not going to add emphemeral app, so we can return the 6370 // result straight away. 6371 result.add(xpDomainInfo.resolveInfo); 6372 return applyPostResolutionFilter(result, instantAppPkgName, 6373 allowDynamicSplits, filterCallingUid, userId); 6374 } 6375 } else if (result.size() <= 1 && !addEphemeral) { 6376 // No result in parent user and <= 1 result in current profile, and we 6377 // are not going to add emphemeral app, so we can return the result without 6378 // further processing. 6379 return applyPostResolutionFilter(result, instantAppPkgName, 6380 allowDynamicSplits, filterCallingUid, userId); 6381 } 6382 // We have more than one candidate (combining results from current and parent 6383 // profile), so we need filtering and sorting. 6384 result = filterCandidatesWithDomainPreferredActivitiesLPr( 6385 intent, flags, result, xpDomainInfo, userId); 6386 sortResult = true; 6387 } 6388 } else { 6389 final PackageParser.Package pkg = mPackages.get(pkgName); 6390 result = null; 6391 if (pkg != null) { 6392 result = filterIfNotSystemUser( 6393 mActivities.queryIntentForPackage( 6394 intent, resolvedType, flags, pkg.activities, userId), 6395 userId); 6396 } 6397 if (result == null || result.size() == 0) { 6398 // the caller wants to resolve for a particular package; however, there 6399 // were no installed results, so, try to find an ephemeral result 6400 addEphemeral = !ephemeralDisabled 6401 && isInstantAppAllowed( 6402 intent, null /*result*/, userId, true /*skipPackageCheck*/); 6403 if (result == null) { 6404 result = new ArrayList<>(); 6405 } 6406 } 6407 } 6408 } 6409 if (addEphemeral) { 6410 result = maybeAddInstantAppInstaller( 6411 result, intent, resolvedType, flags, userId, resolveForStart); 6412 } 6413 if (sortResult) { 6414 Collections.sort(result, mResolvePrioritySorter); 6415 } 6416 return applyPostResolutionFilter( 6417 result, instantAppPkgName, allowDynamicSplits, filterCallingUid, userId); 6418 } 6419 6420 private List<ResolveInfo> maybeAddInstantAppInstaller(List<ResolveInfo> result, Intent intent, 6421 String resolvedType, int flags, int userId, boolean resolveForStart) { 6422 // first, check to see if we've got an instant app already installed 6423 final boolean alreadyResolvedLocally = (flags & PackageManager.MATCH_INSTANT) != 0; 6424 ResolveInfo localInstantApp = null; 6425 boolean blockResolution = false; 6426 if (!alreadyResolvedLocally) { 6427 final List<ResolveInfo> instantApps = mActivities.queryIntent(intent, resolvedType, 6428 flags 6429 | PackageManager.GET_RESOLVED_FILTER 6430 | PackageManager.MATCH_INSTANT 6431 | PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY, 6432 userId); 6433 for (int i = instantApps.size() - 1; i >= 0; --i) { 6434 final ResolveInfo info = instantApps.get(i); 6435 final String packageName = info.activityInfo.packageName; 6436 final PackageSetting ps = mSettings.mPackages.get(packageName); 6437 if (ps.getInstantApp(userId)) { 6438 final long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6439 final int status = (int)(packedStatus >> 32); 6440 final int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 6441 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6442 // there's a local instant application installed, but, the user has 6443 // chosen to never use it; skip resolution and don't acknowledge 6444 // an instant application is even available 6445 if (DEBUG_EPHEMERAL) { 6446 Slog.v(TAG, "Instant app marked to never run; pkg: " + packageName); 6447 } 6448 blockResolution = true; 6449 break; 6450 } else { 6451 // we have a locally installed instant application; skip resolution 6452 // but acknowledge there's an instant application available 6453 if (DEBUG_EPHEMERAL) { 6454 Slog.v(TAG, "Found installed instant app; pkg: " + packageName); 6455 } 6456 localInstantApp = info; 6457 break; 6458 } 6459 } 6460 } 6461 } 6462 // no app installed, let's see if one's available 6463 AuxiliaryResolveInfo auxiliaryResponse = null; 6464 if (!blockResolution) { 6465 if (localInstantApp == null) { 6466 // we don't have an instant app locally, resolve externally 6467 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveEphemeral"); 6468 final InstantAppRequest requestObject = new InstantAppRequest( 6469 null /*responseObj*/, intent /*origIntent*/, resolvedType, 6470 null /*callingPackage*/, userId, null /*verificationBundle*/, 6471 resolveForStart); 6472 auxiliaryResponse = 6473 InstantAppResolver.doInstantAppResolutionPhaseOne( 6474 mContext, mInstantAppResolverConnection, requestObject); 6475 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6476 } else { 6477 // we have an instant application locally, but, we can't admit that since 6478 // callers shouldn't be able to determine prior browsing. create a dummy 6479 // auxiliary response so the downstream code behaves as if there's an 6480 // instant application available externally. when it comes time to start 6481 // the instant application, we'll do the right thing. 6482 final ApplicationInfo ai = localInstantApp.activityInfo.applicationInfo; 6483 auxiliaryResponse = new AuxiliaryResolveInfo( 6484 ai.packageName, null /*splitName*/, null /*failureActivity*/, 6485 ai.versionCode, null /*failureIntent*/); 6486 } 6487 } 6488 if (auxiliaryResponse != null) { 6489 if (DEBUG_EPHEMERAL) { 6490 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 6491 } 6492 final ResolveInfo ephemeralInstaller = new ResolveInfo(mInstantAppInstallerInfo); 6493 final PackageSetting ps = 6494 mSettings.mPackages.get(mInstantAppInstallerActivity.packageName); 6495 if (ps != null) { 6496 ephemeralInstaller.activityInfo = PackageParser.generateActivityInfo( 6497 mInstantAppInstallerActivity, 0, ps.readUserState(userId), userId); 6498 ephemeralInstaller.activityInfo.launchToken = auxiliaryResponse.token; 6499 ephemeralInstaller.auxiliaryInfo = auxiliaryResponse; 6500 // make sure this resolver is the default 6501 ephemeralInstaller.isDefault = true; 6502 ephemeralInstaller.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 6503 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 6504 // add a non-generic filter 6505 ephemeralInstaller.filter = new IntentFilter(intent.getAction()); 6506 ephemeralInstaller.filter.addDataPath( 6507 intent.getData().getPath(), PatternMatcher.PATTERN_LITERAL); 6508 ephemeralInstaller.isInstantAppAvailable = true; 6509 result.add(ephemeralInstaller); 6510 } 6511 } 6512 return result; 6513 } 6514 6515 private static class CrossProfileDomainInfo { 6516 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 6517 ResolveInfo resolveInfo; 6518 /* Best domain verification status of the activities found in the other profile */ 6519 int bestDomainVerificationStatus; 6520 } 6521 6522 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 6523 String resolvedType, int flags, int sourceUserId, int parentUserId) { 6524 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 6525 sourceUserId)) { 6526 return null; 6527 } 6528 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 6529 resolvedType, flags, parentUserId); 6530 6531 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 6532 return null; 6533 } 6534 CrossProfileDomainInfo result = null; 6535 int size = resultTargetUser.size(); 6536 for (int i = 0; i < size; i++) { 6537 ResolveInfo riTargetUser = resultTargetUser.get(i); 6538 // Intent filter verification is only for filters that specify a host. So don't return 6539 // those that handle all web uris. 6540 if (riTargetUser.handleAllWebDataURI) { 6541 continue; 6542 } 6543 String packageName = riTargetUser.activityInfo.packageName; 6544 PackageSetting ps = mSettings.mPackages.get(packageName); 6545 if (ps == null) { 6546 continue; 6547 } 6548 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 6549 int status = (int)(verificationState >> 32); 6550 if (result == null) { 6551 result = new CrossProfileDomainInfo(); 6552 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 6553 sourceUserId, parentUserId); 6554 result.bestDomainVerificationStatus = status; 6555 } else { 6556 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 6557 result.bestDomainVerificationStatus); 6558 } 6559 } 6560 // Don't consider matches with status NEVER across profiles. 6561 if (result != null && result.bestDomainVerificationStatus 6562 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6563 return null; 6564 } 6565 return result; 6566 } 6567 6568 /** 6569 * Verification statuses are ordered from the worse to the best, except for 6570 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 6571 */ 6572 private int bestDomainVerificationStatus(int status1, int status2) { 6573 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6574 return status2; 6575 } 6576 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6577 return status1; 6578 } 6579 return (int) MathUtils.max(status1, status2); 6580 } 6581 6582 private boolean isUserEnabled(int userId) { 6583 long callingId = Binder.clearCallingIdentity(); 6584 try { 6585 UserInfo userInfo = sUserManager.getUserInfo(userId); 6586 return userInfo != null && userInfo.isEnabled(); 6587 } finally { 6588 Binder.restoreCallingIdentity(callingId); 6589 } 6590 } 6591 6592 /** 6593 * Filter out activities with systemUserOnly flag set, when current user is not System. 6594 * 6595 * @return filtered list 6596 */ 6597 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 6598 if (userId == UserHandle.USER_SYSTEM) { 6599 return resolveInfos; 6600 } 6601 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6602 ResolveInfo info = resolveInfos.get(i); 6603 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 6604 resolveInfos.remove(i); 6605 } 6606 } 6607 return resolveInfos; 6608 } 6609 6610 /** 6611 * Filters out ephemeral activities. 6612 * <p>When resolving for an ephemeral app, only activities that 1) are defined in the 6613 * ephemeral app or 2) marked with {@code visibleToEphemeral} are returned. 6614 * 6615 * @param resolveInfos The pre-filtered list of resolved activities 6616 * @param ephemeralPkgName The ephemeral package name. If {@code null}, no filtering 6617 * is performed. 6618 * @return A filtered list of resolved activities. 6619 */ 6620 private List<ResolveInfo> applyPostResolutionFilter(List<ResolveInfo> resolveInfos, 6621 String ephemeralPkgName, boolean allowDynamicSplits, int filterCallingUid, int userId) { 6622 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6623 final ResolveInfo info = resolveInfos.get(i); 6624 // allow activities that are defined in the provided package 6625 if (allowDynamicSplits 6626 && info.activityInfo.splitName != null 6627 && !ArrayUtils.contains(info.activityInfo.applicationInfo.splitNames, 6628 info.activityInfo.splitName)) { 6629 if (mInstantAppInstallerInfo == null) { 6630 if (DEBUG_INSTALL) { 6631 Slog.v(TAG, "No installer - not adding it to the ResolveInfo list"); 6632 } 6633 resolveInfos.remove(i); 6634 continue; 6635 } 6636 // requested activity is defined in a split that hasn't been installed yet. 6637 // add the installer to the resolve list 6638 if (DEBUG_INSTALL) { 6639 Slog.v(TAG, "Adding installer to the ResolveInfo list"); 6640 } 6641 final ResolveInfo installerInfo = new ResolveInfo(mInstantAppInstallerInfo); 6642 final ComponentName installFailureActivity = findInstallFailureActivity( 6643 info.activityInfo.packageName, filterCallingUid, userId); 6644 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 6645 info.activityInfo.packageName, info.activityInfo.splitName, 6646 installFailureActivity, 6647 info.activityInfo.applicationInfo.versionCode, 6648 null /*failureIntent*/); 6649 installerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 6650 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 6651 // add a non-generic filter 6652 installerInfo.filter = new IntentFilter(); 6653 6654 // This resolve info may appear in the chooser UI, so let us make it 6655 // look as the one it replaces as far as the user is concerned which 6656 // requires loading the correct label and icon for the resolve info. 6657 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 6658 installerInfo.labelRes = info.resolveLabelResId(); 6659 installerInfo.icon = info.resolveIconResId(); 6660 6661 // propagate priority/preferred order/default 6662 installerInfo.priority = info.priority; 6663 installerInfo.preferredOrder = info.preferredOrder; 6664 installerInfo.isDefault = info.isDefault; 6665 resolveInfos.set(i, installerInfo); 6666 continue; 6667 } 6668 // caller is a full app, don't need to apply any other filtering 6669 if (ephemeralPkgName == null) { 6670 continue; 6671 } else if (ephemeralPkgName.equals(info.activityInfo.packageName)) { 6672 // caller is same app; don't need to apply any other filtering 6673 continue; 6674 } 6675 // allow activities that have been explicitly exposed to ephemeral apps 6676 final boolean isEphemeralApp = info.activityInfo.applicationInfo.isInstantApp(); 6677 if (!isEphemeralApp 6678 && ((info.activityInfo.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0)) { 6679 continue; 6680 } 6681 resolveInfos.remove(i); 6682 } 6683 return resolveInfos; 6684 } 6685 6686 /** 6687 * Returns the activity component that can handle install failures. 6688 * <p>By default, the instant application installer handles failures. However, an 6689 * application may want to handle failures on its own. Applications do this by 6690 * creating an activity with an intent filter that handles the action 6691 * {@link Intent#ACTION_INSTALL_FAILURE}. 6692 */ 6693 private @Nullable ComponentName findInstallFailureActivity( 6694 String packageName, int filterCallingUid, int userId) { 6695 final Intent failureActivityIntent = new Intent(Intent.ACTION_INSTALL_FAILURE); 6696 failureActivityIntent.setPackage(packageName); 6697 // IMPORTANT: disallow dynamic splits to avoid an infinite loop 6698 final List<ResolveInfo> result = queryIntentActivitiesInternal( 6699 failureActivityIntent, null /*resolvedType*/, 0 /*flags*/, filterCallingUid, userId, 6700 false /*resolveForStart*/, false /*allowDynamicSplits*/); 6701 final int NR = result.size(); 6702 if (NR > 0) { 6703 for (int i = 0; i < NR; i++) { 6704 final ResolveInfo info = result.get(i); 6705 if (info.activityInfo.splitName != null) { 6706 continue; 6707 } 6708 return new ComponentName(packageName, info.activityInfo.name); 6709 } 6710 } 6711 return null; 6712 } 6713 6714 /** 6715 * @param resolveInfos list of resolve infos in descending priority order 6716 * @return if the list contains a resolve info with non-negative priority 6717 */ 6718 private boolean hasNonNegativePriority(List<ResolveInfo> resolveInfos) { 6719 return resolveInfos.size() > 0 && resolveInfos.get(0).priority >= 0; 6720 } 6721 6722 private static boolean hasWebURI(Intent intent) { 6723 if (intent.getData() == null) { 6724 return false; 6725 } 6726 final String scheme = intent.getScheme(); 6727 if (TextUtils.isEmpty(scheme)) { 6728 return false; 6729 } 6730 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 6731 } 6732 6733 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 6734 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 6735 int userId) { 6736 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 6737 6738 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 6739 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 6740 candidates.size()); 6741 } 6742 6743 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 6744 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 6745 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 6746 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 6747 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 6748 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 6749 6750 synchronized (mPackages) { 6751 final int count = candidates.size(); 6752 // First, try to use linked apps. Partition the candidates into four lists: 6753 // one for the final results, one for the "do not use ever", one for "undefined status" 6754 // and finally one for "browser app type". 6755 for (int n=0; n<count; n++) { 6756 ResolveInfo info = candidates.get(n); 6757 String packageName = info.activityInfo.packageName; 6758 PackageSetting ps = mSettings.mPackages.get(packageName); 6759 if (ps != null) { 6760 // Add to the special match all list (Browser use case) 6761 if (info.handleAllWebDataURI) { 6762 matchAllList.add(info); 6763 continue; 6764 } 6765 // Try to get the status from User settings first 6766 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6767 int status = (int)(packedStatus >> 32); 6768 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 6769 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 6770 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6771 Slog.i(TAG, " + always: " + info.activityInfo.packageName 6772 + " : linkgen=" + linkGeneration); 6773 } 6774 // Use link-enabled generation as preferredOrder, i.e. 6775 // prefer newly-enabled over earlier-enabled. 6776 info.preferredOrder = linkGeneration; 6777 alwaysList.add(info); 6778 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6779 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6780 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 6781 } 6782 neverList.add(info); 6783 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 6784 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6785 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 6786 } 6787 alwaysAskList.add(info); 6788 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 6789 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 6790 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6791 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 6792 } 6793 undefinedList.add(info); 6794 } 6795 } 6796 } 6797 6798 // We'll want to include browser possibilities in a few cases 6799 boolean includeBrowser = false; 6800 6801 // First try to add the "always" resolution(s) for the current user, if any 6802 if (alwaysList.size() > 0) { 6803 result.addAll(alwaysList); 6804 } else { 6805 // Add all undefined apps as we want them to appear in the disambiguation dialog. 6806 result.addAll(undefinedList); 6807 // Maybe add one for the other profile. 6808 if (xpDomainInfo != null && ( 6809 xpDomainInfo.bestDomainVerificationStatus 6810 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 6811 result.add(xpDomainInfo.resolveInfo); 6812 } 6813 includeBrowser = true; 6814 } 6815 6816 // The presence of any 'always ask' alternatives means we'll also offer browsers. 6817 // If there were 'always' entries their preferred order has been set, so we also 6818 // back that off to make the alternatives equivalent 6819 if (alwaysAskList.size() > 0) { 6820 for (ResolveInfo i : result) { 6821 i.preferredOrder = 0; 6822 } 6823 result.addAll(alwaysAskList); 6824 includeBrowser = true; 6825 } 6826 6827 if (includeBrowser) { 6828 // Also add browsers (all of them or only the default one) 6829 if (DEBUG_DOMAIN_VERIFICATION) { 6830 Slog.v(TAG, " ...including browsers in candidate set"); 6831 } 6832 if ((matchFlags & MATCH_ALL) != 0) { 6833 result.addAll(matchAllList); 6834 } else { 6835 // Browser/generic handling case. If there's a default browser, go straight 6836 // to that (but only if there is no other higher-priority match). 6837 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 6838 int maxMatchPrio = 0; 6839 ResolveInfo defaultBrowserMatch = null; 6840 final int numCandidates = matchAllList.size(); 6841 for (int n = 0; n < numCandidates; n++) { 6842 ResolveInfo info = matchAllList.get(n); 6843 // track the highest overall match priority... 6844 if (info.priority > maxMatchPrio) { 6845 maxMatchPrio = info.priority; 6846 } 6847 // ...and the highest-priority default browser match 6848 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 6849 if (defaultBrowserMatch == null 6850 || (defaultBrowserMatch.priority < info.priority)) { 6851 if (debug) { 6852 Slog.v(TAG, "Considering default browser match " + info); 6853 } 6854 defaultBrowserMatch = info; 6855 } 6856 } 6857 } 6858 if (defaultBrowserMatch != null 6859 && defaultBrowserMatch.priority >= maxMatchPrio 6860 && !TextUtils.isEmpty(defaultBrowserPackageName)) 6861 { 6862 if (debug) { 6863 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 6864 } 6865 result.add(defaultBrowserMatch); 6866 } else { 6867 result.addAll(matchAllList); 6868 } 6869 } 6870 6871 // If there is nothing selected, add all candidates and remove the ones that the user 6872 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 6873 if (result.size() == 0) { 6874 result.addAll(candidates); 6875 result.removeAll(neverList); 6876 } 6877 } 6878 } 6879 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 6880 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 6881 result.size()); 6882 for (ResolveInfo info : result) { 6883 Slog.v(TAG, " + " + info.activityInfo); 6884 } 6885 } 6886 return result; 6887 } 6888 6889 // Returns a packed value as a long: 6890 // 6891 // high 'int'-sized word: link status: undefined/ask/never/always. 6892 // low 'int'-sized word: relative priority among 'always' results. 6893 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 6894 long result = ps.getDomainVerificationStatusForUser(userId); 6895 // if none available, get the master status 6896 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 6897 if (ps.getIntentFilterVerificationInfo() != null) { 6898 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 6899 } 6900 } 6901 return result; 6902 } 6903 6904 private ResolveInfo querySkipCurrentProfileIntents( 6905 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 6906 int flags, int sourceUserId) { 6907 if (matchingFilters != null) { 6908 int size = matchingFilters.size(); 6909 for (int i = 0; i < size; i ++) { 6910 CrossProfileIntentFilter filter = matchingFilters.get(i); 6911 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 6912 // Checking if there are activities in the target user that can handle the 6913 // intent. 6914 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 6915 resolvedType, flags, sourceUserId); 6916 if (resolveInfo != null) { 6917 return resolveInfo; 6918 } 6919 } 6920 } 6921 } 6922 return null; 6923 } 6924 6925 // Return matching ResolveInfo in target user if any. 6926 private ResolveInfo queryCrossProfileIntents( 6927 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 6928 int flags, int sourceUserId, boolean matchInCurrentProfile) { 6929 if (matchingFilters != null) { 6930 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 6931 // match the same intent. For performance reasons, it is better not to 6932 // run queryIntent twice for the same userId 6933 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 6934 int size = matchingFilters.size(); 6935 for (int i = 0; i < size; i++) { 6936 CrossProfileIntentFilter filter = matchingFilters.get(i); 6937 int targetUserId = filter.getTargetUserId(); 6938 boolean skipCurrentProfile = 6939 (filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0; 6940 boolean skipCurrentProfileIfNoMatchFound = 6941 (filter.getFlags() & PackageManager.ONLY_IF_NO_MATCH_FOUND) != 0; 6942 if (!skipCurrentProfile && !alreadyTriedUserIds.get(targetUserId) 6943 && (!skipCurrentProfileIfNoMatchFound || !matchInCurrentProfile)) { 6944 // Checking if there are activities in the target user that can handle the 6945 // intent. 6946 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 6947 resolvedType, flags, sourceUserId); 6948 if (resolveInfo != null) return resolveInfo; 6949 alreadyTriedUserIds.put(targetUserId, true); 6950 } 6951 } 6952 } 6953 return null; 6954 } 6955 6956 /** 6957 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 6958 * will forward the intent to the filter's target user. 6959 * Otherwise, returns null. 6960 */ 6961 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 6962 String resolvedType, int flags, int sourceUserId) { 6963 int targetUserId = filter.getTargetUserId(); 6964 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 6965 resolvedType, flags, targetUserId); 6966 if (resultTargetUser != null && isUserEnabled(targetUserId)) { 6967 // If all the matches in the target profile are suspended, return null. 6968 for (int i = resultTargetUser.size() - 1; i >= 0; i--) { 6969 if ((resultTargetUser.get(i).activityInfo.applicationInfo.flags 6970 & ApplicationInfo.FLAG_SUSPENDED) == 0) { 6971 return createForwardingResolveInfoUnchecked(filter, sourceUserId, 6972 targetUserId); 6973 } 6974 } 6975 } 6976 return null; 6977 } 6978 6979 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 6980 int sourceUserId, int targetUserId) { 6981 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 6982 long ident = Binder.clearCallingIdentity(); 6983 boolean targetIsProfile; 6984 try { 6985 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 6986 } finally { 6987 Binder.restoreCallingIdentity(ident); 6988 } 6989 String className; 6990 if (targetIsProfile) { 6991 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 6992 } else { 6993 className = FORWARD_INTENT_TO_PARENT; 6994 } 6995 ComponentName forwardingActivityComponentName = new ComponentName( 6996 mAndroidApplication.packageName, className); 6997 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 6998 sourceUserId); 6999 if (!targetIsProfile) { 7000 forwardingActivityInfo.showUserIcon = targetUserId; 7001 forwardingResolveInfo.noResourceId = true; 7002 } 7003 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 7004 forwardingResolveInfo.priority = 0; 7005 forwardingResolveInfo.preferredOrder = 0; 7006 forwardingResolveInfo.match = 0; 7007 forwardingResolveInfo.isDefault = true; 7008 forwardingResolveInfo.filter = filter; 7009 forwardingResolveInfo.targetUserId = targetUserId; 7010 return forwardingResolveInfo; 7011 } 7012 7013 @Override 7014 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 7015 Intent[] specifics, String[] specificTypes, Intent intent, 7016 String resolvedType, int flags, int userId) { 7017 return new ParceledListSlice<>(queryIntentActivityOptionsInternal(caller, specifics, 7018 specificTypes, intent, resolvedType, flags, userId)); 7019 } 7020 7021 private @NonNull List<ResolveInfo> queryIntentActivityOptionsInternal(ComponentName caller, 7022 Intent[] specifics, String[] specificTypes, Intent intent, 7023 String resolvedType, int flags, int userId) { 7024 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7025 final int callingUid = Binder.getCallingUid(); 7026 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7027 false /*includeInstantApps*/); 7028 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7029 false /*requireFullPermission*/, false /*checkShell*/, 7030 "query intent activity options"); 7031 final String resultsAction = intent.getAction(); 7032 7033 final List<ResolveInfo> results = queryIntentActivitiesInternal(intent, resolvedType, flags 7034 | PackageManager.GET_RESOLVED_FILTER, userId); 7035 7036 if (DEBUG_INTENT_MATCHING) { 7037 Log.v(TAG, "Query " + intent + ": " + results); 7038 } 7039 7040 int specificsPos = 0; 7041 int N; 7042 7043 // todo: note that the algorithm used here is O(N^2). This 7044 // isn't a problem in our current environment, but if we start running 7045 // into situations where we have more than 5 or 10 matches then this 7046 // should probably be changed to something smarter... 7047 7048 // First we go through and resolve each of the specific items 7049 // that were supplied, taking care of removing any corresponding 7050 // duplicate items in the generic resolve list. 7051 if (specifics != null) { 7052 for (int i=0; i<specifics.length; i++) { 7053 final Intent sintent = specifics[i]; 7054 if (sintent == null) { 7055 continue; 7056 } 7057 7058 if (DEBUG_INTENT_MATCHING) { 7059 Log.v(TAG, "Specific #" + i + ": " + sintent); 7060 } 7061 7062 String action = sintent.getAction(); 7063 if (resultsAction != null && resultsAction.equals(action)) { 7064 // If this action was explicitly requested, then don't 7065 // remove things that have it. 7066 action = null; 7067 } 7068 7069 ResolveInfo ri = null; 7070 ActivityInfo ai = null; 7071 7072 ComponentName comp = sintent.getComponent(); 7073 if (comp == null) { 7074 ri = resolveIntent( 7075 sintent, 7076 specificTypes != null ? specificTypes[i] : null, 7077 flags, userId); 7078 if (ri == null) { 7079 continue; 7080 } 7081 if (ri == mResolveInfo) { 7082 // ACK! Must do something better with this. 7083 } 7084 ai = ri.activityInfo; 7085 comp = new ComponentName(ai.applicationInfo.packageName, 7086 ai.name); 7087 } else { 7088 ai = getActivityInfo(comp, flags, userId); 7089 if (ai == null) { 7090 continue; 7091 } 7092 } 7093 7094 // Look for any generic query activities that are duplicates 7095 // of this specific one, and remove them from the results. 7096 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 7097 N = results.size(); 7098 int j; 7099 for (j=specificsPos; j<N; j++) { 7100 ResolveInfo sri = results.get(j); 7101 if ((sri.activityInfo.name.equals(comp.getClassName()) 7102 && sri.activityInfo.applicationInfo.packageName.equals( 7103 comp.getPackageName())) 7104 || (action != null && sri.filter.matchAction(action))) { 7105 results.remove(j); 7106 if (DEBUG_INTENT_MATCHING) Log.v( 7107 TAG, "Removing duplicate item from " + j 7108 + " due to specific " + specificsPos); 7109 if (ri == null) { 7110 ri = sri; 7111 } 7112 j--; 7113 N--; 7114 } 7115 } 7116 7117 // Add this specific item to its proper place. 7118 if (ri == null) { 7119 ri = new ResolveInfo(); 7120 ri.activityInfo = ai; 7121 } 7122 results.add(specificsPos, ri); 7123 ri.specificIndex = i; 7124 specificsPos++; 7125 } 7126 } 7127 7128 // Now we go through the remaining generic results and remove any 7129 // duplicate actions that are found here. 7130 N = results.size(); 7131 for (int i=specificsPos; i<N-1; i++) { 7132 final ResolveInfo rii = results.get(i); 7133 if (rii.filter == null) { 7134 continue; 7135 } 7136 7137 // Iterate over all of the actions of this result's intent 7138 // filter... typically this should be just one. 7139 final Iterator<String> it = rii.filter.actionsIterator(); 7140 if (it == null) { 7141 continue; 7142 } 7143 while (it.hasNext()) { 7144 final String action = it.next(); 7145 if (resultsAction != null && resultsAction.equals(action)) { 7146 // If this action was explicitly requested, then don't 7147 // remove things that have it. 7148 continue; 7149 } 7150 for (int j=i+1; j<N; j++) { 7151 final ResolveInfo rij = results.get(j); 7152 if (rij.filter != null && rij.filter.hasAction(action)) { 7153 results.remove(j); 7154 if (DEBUG_INTENT_MATCHING) Log.v( 7155 TAG, "Removing duplicate item from " + j 7156 + " due to action " + action + " at " + i); 7157 j--; 7158 N--; 7159 } 7160 } 7161 } 7162 7163 // If the caller didn't request filter information, drop it now 7164 // so we don't have to marshall/unmarshall it. 7165 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 7166 rii.filter = null; 7167 } 7168 } 7169 7170 // Filter out the caller activity if so requested. 7171 if (caller != null) { 7172 N = results.size(); 7173 for (int i=0; i<N; i++) { 7174 ActivityInfo ainfo = results.get(i).activityInfo; 7175 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 7176 && caller.getClassName().equals(ainfo.name)) { 7177 results.remove(i); 7178 break; 7179 } 7180 } 7181 } 7182 7183 // If the caller didn't request filter information, 7184 // drop them now so we don't have to 7185 // marshall/unmarshall it. 7186 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 7187 N = results.size(); 7188 for (int i=0; i<N; i++) { 7189 results.get(i).filter = null; 7190 } 7191 } 7192 7193 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 7194 return results; 7195 } 7196 7197 @Override 7198 public @NonNull ParceledListSlice<ResolveInfo> queryIntentReceivers(Intent intent, 7199 String resolvedType, int flags, int userId) { 7200 return new ParceledListSlice<>( 7201 queryIntentReceiversInternal(intent, resolvedType, flags, userId, 7202 false /*allowDynamicSplits*/)); 7203 } 7204 7205 private @NonNull List<ResolveInfo> queryIntentReceiversInternal(Intent intent, 7206 String resolvedType, int flags, int userId, boolean allowDynamicSplits) { 7207 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7208 final int callingUid = Binder.getCallingUid(); 7209 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7210 false /*requireFullPermission*/, false /*checkShell*/, 7211 "query intent receivers"); 7212 final String instantAppPkgName = getInstantAppPackageName(callingUid); 7213 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7214 false /*includeInstantApps*/); 7215 ComponentName comp = intent.getComponent(); 7216 if (comp == null) { 7217 if (intent.getSelector() != null) { 7218 intent = intent.getSelector(); 7219 comp = intent.getComponent(); 7220 } 7221 } 7222 if (comp != null) { 7223 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7224 final ActivityInfo ai = getReceiverInfo(comp, flags, userId); 7225 if (ai != null) { 7226 // When specifying an explicit component, we prevent the activity from being 7227 // used when either 1) the calling package is normal and the activity is within 7228 // an instant application or 2) the calling package is ephemeral and the 7229 // activity is not visible to instant applications. 7230 final boolean matchInstantApp = 7231 (flags & PackageManager.MATCH_INSTANT) != 0; 7232 final boolean matchVisibleToInstantAppOnly = 7233 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 7234 final boolean matchExplicitlyVisibleOnly = 7235 (flags & PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY) != 0; 7236 final boolean isCallerInstantApp = 7237 instantAppPkgName != null; 7238 final boolean isTargetSameInstantApp = 7239 comp.getPackageName().equals(instantAppPkgName); 7240 final boolean isTargetInstantApp = 7241 (ai.applicationInfo.privateFlags 7242 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 7243 final boolean isTargetVisibleToInstantApp = 7244 (ai.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0; 7245 final boolean isTargetExplicitlyVisibleToInstantApp = 7246 isTargetVisibleToInstantApp 7247 && (ai.flags & ActivityInfo.FLAG_IMPLICITLY_VISIBLE_TO_INSTANT_APP) == 0; 7248 final boolean isTargetHiddenFromInstantApp = 7249 !isTargetVisibleToInstantApp 7250 || (matchExplicitlyVisibleOnly && !isTargetExplicitlyVisibleToInstantApp); 7251 final boolean blockResolution = 7252 !isTargetSameInstantApp 7253 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 7254 || (matchVisibleToInstantAppOnly && isCallerInstantApp 7255 && isTargetHiddenFromInstantApp)); 7256 if (!blockResolution) { 7257 ResolveInfo ri = new ResolveInfo(); 7258 ri.activityInfo = ai; 7259 list.add(ri); 7260 } 7261 } 7262 return applyPostResolutionFilter( 7263 list, instantAppPkgName, allowDynamicSplits, callingUid, userId); 7264 } 7265 7266 // reader 7267 synchronized (mPackages) { 7268 String pkgName = intent.getPackage(); 7269 if (pkgName == null) { 7270 final List<ResolveInfo> result = 7271 mReceivers.queryIntent(intent, resolvedType, flags, userId); 7272 return applyPostResolutionFilter( 7273 result, instantAppPkgName, allowDynamicSplits, callingUid, userId); 7274 } 7275 final PackageParser.Package pkg = mPackages.get(pkgName); 7276 if (pkg != null) { 7277 final List<ResolveInfo> result = mReceivers.queryIntentForPackage( 7278 intent, resolvedType, flags, pkg.receivers, userId); 7279 return applyPostResolutionFilter( 7280 result, instantAppPkgName, allowDynamicSplits, callingUid, userId); 7281 } 7282 return Collections.emptyList(); 7283 } 7284 } 7285 7286 @Override 7287 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 7288 final int callingUid = Binder.getCallingUid(); 7289 return resolveServiceInternal(intent, resolvedType, flags, userId, callingUid); 7290 } 7291 7292 private ResolveInfo resolveServiceInternal(Intent intent, String resolvedType, int flags, 7293 int userId, int callingUid) { 7294 if (!sUserManager.exists(userId)) return null; 7295 flags = updateFlagsForResolve( 7296 flags, userId, intent, callingUid, false /*includeInstantApps*/); 7297 List<ResolveInfo> query = queryIntentServicesInternal( 7298 intent, resolvedType, flags, userId, callingUid, false /*includeInstantApps*/); 7299 if (query != null) { 7300 if (query.size() >= 1) { 7301 // If there is more than one service with the same priority, 7302 // just arbitrarily pick the first one. 7303 return query.get(0); 7304 } 7305 } 7306 return null; 7307 } 7308 7309 @Override 7310 public @NonNull ParceledListSlice<ResolveInfo> queryIntentServices(Intent intent, 7311 String resolvedType, int flags, int userId) { 7312 final int callingUid = Binder.getCallingUid(); 7313 return new ParceledListSlice<>(queryIntentServicesInternal( 7314 intent, resolvedType, flags, userId, callingUid, false /*includeInstantApps*/)); 7315 } 7316 7317 private @NonNull List<ResolveInfo> queryIntentServicesInternal(Intent intent, 7318 String resolvedType, int flags, int userId, int callingUid, 7319 boolean includeInstantApps) { 7320 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7321 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7322 false /*requireFullPermission*/, false /*checkShell*/, 7323 "query intent receivers"); 7324 final String instantAppPkgName = getInstantAppPackageName(callingUid); 7325 flags = updateFlagsForResolve(flags, userId, intent, callingUid, includeInstantApps); 7326 ComponentName comp = intent.getComponent(); 7327 if (comp == null) { 7328 if (intent.getSelector() != null) { 7329 intent = intent.getSelector(); 7330 comp = intent.getComponent(); 7331 } 7332 } 7333 if (comp != null) { 7334 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7335 final ServiceInfo si = getServiceInfo(comp, flags, userId); 7336 if (si != null) { 7337 // When specifying an explicit component, we prevent the service from being 7338 // used when either 1) the service is in an instant application and the 7339 // caller is not the same instant application or 2) the calling package is 7340 // ephemeral and the activity is not visible to ephemeral applications. 7341 final boolean matchInstantApp = 7342 (flags & PackageManager.MATCH_INSTANT) != 0; 7343 final boolean matchVisibleToInstantAppOnly = 7344 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 7345 final boolean isCallerInstantApp = 7346 instantAppPkgName != null; 7347 final boolean isTargetSameInstantApp = 7348 comp.getPackageName().equals(instantAppPkgName); 7349 final boolean isTargetInstantApp = 7350 (si.applicationInfo.privateFlags 7351 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 7352 final boolean isTargetHiddenFromInstantApp = 7353 (si.flags & ServiceInfo.FLAG_VISIBLE_TO_INSTANT_APP) == 0; 7354 final boolean blockResolution = 7355 !isTargetSameInstantApp 7356 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 7357 || (matchVisibleToInstantAppOnly && isCallerInstantApp 7358 && isTargetHiddenFromInstantApp)); 7359 if (!blockResolution) { 7360 final ResolveInfo ri = new ResolveInfo(); 7361 ri.serviceInfo = si; 7362 list.add(ri); 7363 } 7364 } 7365 return list; 7366 } 7367 7368 // reader 7369 synchronized (mPackages) { 7370 String pkgName = intent.getPackage(); 7371 if (pkgName == null) { 7372 return applyPostServiceResolutionFilter( 7373 mServices.queryIntent(intent, resolvedType, flags, userId), 7374 instantAppPkgName); 7375 } 7376 final PackageParser.Package pkg = mPackages.get(pkgName); 7377 if (pkg != null) { 7378 return applyPostServiceResolutionFilter( 7379 mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 7380 userId), 7381 instantAppPkgName); 7382 } 7383 return Collections.emptyList(); 7384 } 7385 } 7386 7387 private List<ResolveInfo> applyPostServiceResolutionFilter(List<ResolveInfo> resolveInfos, 7388 String instantAppPkgName) { 7389 if (instantAppPkgName == null) { 7390 return resolveInfos; 7391 } 7392 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 7393 final ResolveInfo info = resolveInfos.get(i); 7394 final boolean isEphemeralApp = info.serviceInfo.applicationInfo.isInstantApp(); 7395 // allow services that are defined in the provided package 7396 if (isEphemeralApp && instantAppPkgName.equals(info.serviceInfo.packageName)) { 7397 if (info.serviceInfo.splitName != null 7398 && !ArrayUtils.contains(info.serviceInfo.applicationInfo.splitNames, 7399 info.serviceInfo.splitName)) { 7400 // requested service is defined in a split that hasn't been installed yet. 7401 // add the installer to the resolve list 7402 if (DEBUG_EPHEMERAL) { 7403 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 7404 } 7405 final ResolveInfo installerInfo = new ResolveInfo(mInstantAppInstallerInfo); 7406 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 7407 info.serviceInfo.packageName, info.serviceInfo.splitName, 7408 null /*failureActivity*/, info.serviceInfo.applicationInfo.versionCode, 7409 null /*failureIntent*/); 7410 // make sure this resolver is the default 7411 installerInfo.isDefault = true; 7412 installerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 7413 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 7414 // add a non-generic filter 7415 installerInfo.filter = new IntentFilter(); 7416 // load resources from the correct package 7417 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 7418 resolveInfos.set(i, installerInfo); 7419 } 7420 continue; 7421 } 7422 // allow services that have been explicitly exposed to ephemeral apps 7423 if (!isEphemeralApp 7424 && ((info.serviceInfo.flags & ServiceInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0)) { 7425 continue; 7426 } 7427 resolveInfos.remove(i); 7428 } 7429 return resolveInfos; 7430 } 7431 7432 @Override 7433 public @NonNull ParceledListSlice<ResolveInfo> queryIntentContentProviders(Intent intent, 7434 String resolvedType, int flags, int userId) { 7435 return new ParceledListSlice<>( 7436 queryIntentContentProvidersInternal(intent, resolvedType, flags, userId)); 7437 } 7438 7439 private @NonNull List<ResolveInfo> queryIntentContentProvidersInternal( 7440 Intent intent, String resolvedType, int flags, int userId) { 7441 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7442 final int callingUid = Binder.getCallingUid(); 7443 final String instantAppPkgName = getInstantAppPackageName(callingUid); 7444 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7445 false /*includeInstantApps*/); 7446 ComponentName comp = intent.getComponent(); 7447 if (comp == null) { 7448 if (intent.getSelector() != null) { 7449 intent = intent.getSelector(); 7450 comp = intent.getComponent(); 7451 } 7452 } 7453 if (comp != null) { 7454 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7455 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 7456 if (pi != null) { 7457 // When specifying an explicit component, we prevent the provider from being 7458 // used when either 1) the provider is in an instant application and the 7459 // caller is not the same instant application or 2) the calling package is an 7460 // instant application and the provider is not visible to instant applications. 7461 final boolean matchInstantApp = 7462 (flags & PackageManager.MATCH_INSTANT) != 0; 7463 final boolean matchVisibleToInstantAppOnly = 7464 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 7465 final boolean isCallerInstantApp = 7466 instantAppPkgName != null; 7467 final boolean isTargetSameInstantApp = 7468 comp.getPackageName().equals(instantAppPkgName); 7469 final boolean isTargetInstantApp = 7470 (pi.applicationInfo.privateFlags 7471 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 7472 final boolean isTargetHiddenFromInstantApp = 7473 (pi.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) == 0; 7474 final boolean blockResolution = 7475 !isTargetSameInstantApp 7476 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 7477 || (matchVisibleToInstantAppOnly && isCallerInstantApp 7478 && isTargetHiddenFromInstantApp)); 7479 if (!blockResolution) { 7480 final ResolveInfo ri = new ResolveInfo(); 7481 ri.providerInfo = pi; 7482 list.add(ri); 7483 } 7484 } 7485 return list; 7486 } 7487 7488 // reader 7489 synchronized (mPackages) { 7490 String pkgName = intent.getPackage(); 7491 if (pkgName == null) { 7492 return applyPostContentProviderResolutionFilter( 7493 mProviders.queryIntent(intent, resolvedType, flags, userId), 7494 instantAppPkgName); 7495 } 7496 final PackageParser.Package pkg = mPackages.get(pkgName); 7497 if (pkg != null) { 7498 return applyPostContentProviderResolutionFilter( 7499 mProviders.queryIntentForPackage( 7500 intent, resolvedType, flags, pkg.providers, userId), 7501 instantAppPkgName); 7502 } 7503 return Collections.emptyList(); 7504 } 7505 } 7506 7507 private List<ResolveInfo> applyPostContentProviderResolutionFilter( 7508 List<ResolveInfo> resolveInfos, String instantAppPkgName) { 7509 if (instantAppPkgName == null) { 7510 return resolveInfos; 7511 } 7512 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 7513 final ResolveInfo info = resolveInfos.get(i); 7514 final boolean isEphemeralApp = info.providerInfo.applicationInfo.isInstantApp(); 7515 // allow providers that are defined in the provided package 7516 if (isEphemeralApp && instantAppPkgName.equals(info.providerInfo.packageName)) { 7517 if (info.providerInfo.splitName != null 7518 && !ArrayUtils.contains(info.providerInfo.applicationInfo.splitNames, 7519 info.providerInfo.splitName)) { 7520 // requested provider is defined in a split that hasn't been installed yet. 7521 // add the installer to the resolve list 7522 if (DEBUG_EPHEMERAL) { 7523 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 7524 } 7525 final ResolveInfo installerInfo = new ResolveInfo(mInstantAppInstallerInfo); 7526 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 7527 info.providerInfo.packageName, info.providerInfo.splitName, 7528 null /*failureActivity*/, info.providerInfo.applicationInfo.versionCode, 7529 null /*failureIntent*/); 7530 // make sure this resolver is the default 7531 installerInfo.isDefault = true; 7532 installerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 7533 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 7534 // add a non-generic filter 7535 installerInfo.filter = new IntentFilter(); 7536 // load resources from the correct package 7537 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 7538 resolveInfos.set(i, installerInfo); 7539 } 7540 continue; 7541 } 7542 // allow providers that have been explicitly exposed to instant applications 7543 if (!isEphemeralApp 7544 && ((info.providerInfo.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0)) { 7545 continue; 7546 } 7547 resolveInfos.remove(i); 7548 } 7549 return resolveInfos; 7550 } 7551 7552 @Override 7553 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 7554 final int callingUid = Binder.getCallingUid(); 7555 if (getInstantAppPackageName(callingUid) != null) { 7556 return ParceledListSlice.emptyList(); 7557 } 7558 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7559 flags = updateFlagsForPackage(flags, userId, null); 7560 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7561 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7562 true /* requireFullPermission */, false /* checkShell */, 7563 "get installed packages"); 7564 7565 // writer 7566 synchronized (mPackages) { 7567 ArrayList<PackageInfo> list; 7568 if (listUninstalled) { 7569 list = new ArrayList<>(mSettings.mPackages.size()); 7570 for (PackageSetting ps : mSettings.mPackages.values()) { 7571 if (filterSharedLibPackageLPr(ps, callingUid, userId, flags)) { 7572 continue; 7573 } 7574 if (filterAppAccessLPr(ps, callingUid, userId)) { 7575 continue; 7576 } 7577 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 7578 if (pi != null) { 7579 list.add(pi); 7580 } 7581 } 7582 } else { 7583 list = new ArrayList<>(mPackages.size()); 7584 for (PackageParser.Package p : mPackages.values()) { 7585 final PackageSetting ps = (PackageSetting) p.mExtras; 7586 if (filterSharedLibPackageLPr(ps, callingUid, userId, flags)) { 7587 continue; 7588 } 7589 if (filterAppAccessLPr(ps, callingUid, userId)) { 7590 continue; 7591 } 7592 final PackageInfo pi = generatePackageInfo((PackageSetting) 7593 p.mExtras, flags, userId); 7594 if (pi != null) { 7595 list.add(pi); 7596 } 7597 } 7598 } 7599 7600 return new ParceledListSlice<>(list); 7601 } 7602 } 7603 7604 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 7605 String[] permissions, boolean[] tmp, int flags, int userId) { 7606 int numMatch = 0; 7607 final PermissionsState permissionsState = ps.getPermissionsState(); 7608 for (int i=0; i<permissions.length; i++) { 7609 final String permission = permissions[i]; 7610 if (permissionsState.hasPermission(permission, userId)) { 7611 tmp[i] = true; 7612 numMatch++; 7613 } else { 7614 tmp[i] = false; 7615 } 7616 } 7617 if (numMatch == 0) { 7618 return; 7619 } 7620 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 7621 7622 // The above might return null in cases of uninstalled apps or install-state 7623 // skew across users/profiles. 7624 if (pi != null) { 7625 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 7626 if (numMatch == permissions.length) { 7627 pi.requestedPermissions = permissions; 7628 } else { 7629 pi.requestedPermissions = new String[numMatch]; 7630 numMatch = 0; 7631 for (int i=0; i<permissions.length; i++) { 7632 if (tmp[i]) { 7633 pi.requestedPermissions[numMatch] = permissions[i]; 7634 numMatch++; 7635 } 7636 } 7637 } 7638 } 7639 list.add(pi); 7640 } 7641 } 7642 7643 @Override 7644 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 7645 String[] permissions, int flags, int userId) { 7646 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7647 flags = updateFlagsForPackage(flags, userId, permissions); 7648 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 7649 true /* requireFullPermission */, false /* checkShell */, 7650 "get packages holding permissions"); 7651 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7652 7653 // writer 7654 synchronized (mPackages) { 7655 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 7656 boolean[] tmpBools = new boolean[permissions.length]; 7657 if (listUninstalled) { 7658 for (PackageSetting ps : mSettings.mPackages.values()) { 7659 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 7660 userId); 7661 } 7662 } else { 7663 for (PackageParser.Package pkg : mPackages.values()) { 7664 PackageSetting ps = (PackageSetting)pkg.mExtras; 7665 if (ps != null) { 7666 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 7667 userId); 7668 } 7669 } 7670 } 7671 7672 return new ParceledListSlice<PackageInfo>(list); 7673 } 7674 } 7675 7676 @Override 7677 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 7678 final int callingUid = Binder.getCallingUid(); 7679 if (getInstantAppPackageName(callingUid) != null) { 7680 return ParceledListSlice.emptyList(); 7681 } 7682 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7683 flags = updateFlagsForApplication(flags, userId, null); 7684 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7685 7686 // writer 7687 synchronized (mPackages) { 7688 ArrayList<ApplicationInfo> list; 7689 if (listUninstalled) { 7690 list = new ArrayList<>(mSettings.mPackages.size()); 7691 for (PackageSetting ps : mSettings.mPackages.values()) { 7692 ApplicationInfo ai; 7693 int effectiveFlags = flags; 7694 if (ps.isSystem()) { 7695 effectiveFlags |= PackageManager.MATCH_ANY_USER; 7696 } 7697 if (ps.pkg != null) { 7698 if (filterSharedLibPackageLPr(ps, callingUid, userId, flags)) { 7699 continue; 7700 } 7701 if (filterAppAccessLPr(ps, callingUid, userId)) { 7702 continue; 7703 } 7704 ai = PackageParser.generateApplicationInfo(ps.pkg, effectiveFlags, 7705 ps.readUserState(userId), userId); 7706 if (ai != null) { 7707 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 7708 } 7709 } else { 7710 // Shared lib filtering done in generateApplicationInfoFromSettingsLPw 7711 // and already converts to externally visible package name 7712 ai = generateApplicationInfoFromSettingsLPw(ps.name, 7713 callingUid, effectiveFlags, userId); 7714 } 7715 if (ai != null) { 7716 list.add(ai); 7717 } 7718 } 7719 } else { 7720 list = new ArrayList<>(mPackages.size()); 7721 for (PackageParser.Package p : mPackages.values()) { 7722 if (p.mExtras != null) { 7723 PackageSetting ps = (PackageSetting) p.mExtras; 7724 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId, flags)) { 7725 continue; 7726 } 7727 if (filterAppAccessLPr(ps, callingUid, userId)) { 7728 continue; 7729 } 7730 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 7731 ps.readUserState(userId), userId); 7732 if (ai != null) { 7733 ai.packageName = resolveExternalPackageNameLPr(p); 7734 list.add(ai); 7735 } 7736 } 7737 } 7738 } 7739 7740 return new ParceledListSlice<>(list); 7741 } 7742 } 7743 7744 @Override 7745 public ParceledListSlice<InstantAppInfo> getInstantApps(int userId) { 7746 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7747 return null; 7748 } 7749 if (!canViewInstantApps(Binder.getCallingUid(), userId)) { 7750 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 7751 "getEphemeralApplications"); 7752 } 7753 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 7754 true /* requireFullPermission */, false /* checkShell */, 7755 "getEphemeralApplications"); 7756 synchronized (mPackages) { 7757 List<InstantAppInfo> instantApps = mInstantAppRegistry 7758 .getInstantAppsLPr(userId); 7759 if (instantApps != null) { 7760 return new ParceledListSlice<>(instantApps); 7761 } 7762 } 7763 return null; 7764 } 7765 7766 @Override 7767 public boolean isInstantApp(String packageName, int userId) { 7768 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 7769 true /* requireFullPermission */, false /* checkShell */, 7770 "isInstantApp"); 7771 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7772 return false; 7773 } 7774 7775 synchronized (mPackages) { 7776 int callingUid = Binder.getCallingUid(); 7777 if (Process.isIsolated(callingUid)) { 7778 callingUid = mIsolatedOwners.get(callingUid); 7779 } 7780 final PackageSetting ps = mSettings.mPackages.get(packageName); 7781 PackageParser.Package pkg = mPackages.get(packageName); 7782 final boolean returnAllowed = 7783 ps != null 7784 && (isCallerSameApp(packageName, callingUid) 7785 || canViewInstantApps(callingUid, userId) 7786 || mInstantAppRegistry.isInstantAccessGranted( 7787 userId, UserHandle.getAppId(callingUid), ps.appId)); 7788 if (returnAllowed) { 7789 return ps.getInstantApp(userId); 7790 } 7791 } 7792 return false; 7793 } 7794 7795 @Override 7796 public byte[] getInstantAppCookie(String packageName, int userId) { 7797 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7798 return null; 7799 } 7800 7801 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 7802 true /* requireFullPermission */, false /* checkShell */, 7803 "getInstantAppCookie"); 7804 if (!isCallerSameApp(packageName, Binder.getCallingUid())) { 7805 return null; 7806 } 7807 synchronized (mPackages) { 7808 return mInstantAppRegistry.getInstantAppCookieLPw( 7809 packageName, userId); 7810 } 7811 } 7812 7813 @Override 7814 public boolean setInstantAppCookie(String packageName, byte[] cookie, int userId) { 7815 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7816 return true; 7817 } 7818 7819 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 7820 true /* requireFullPermission */, true /* checkShell */, 7821 "setInstantAppCookie"); 7822 if (!isCallerSameApp(packageName, Binder.getCallingUid())) { 7823 return false; 7824 } 7825 synchronized (mPackages) { 7826 return mInstantAppRegistry.setInstantAppCookieLPw( 7827 packageName, cookie, userId); 7828 } 7829 } 7830 7831 @Override 7832 public Bitmap getInstantAppIcon(String packageName, int userId) { 7833 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7834 return null; 7835 } 7836 7837 if (!canViewInstantApps(Binder.getCallingUid(), userId)) { 7838 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 7839 "getInstantAppIcon"); 7840 } 7841 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 7842 true /* requireFullPermission */, false /* checkShell */, 7843 "getInstantAppIcon"); 7844 7845 synchronized (mPackages) { 7846 return mInstantAppRegistry.getInstantAppIconLPw( 7847 packageName, userId); 7848 } 7849 } 7850 7851 private boolean isCallerSameApp(String packageName, int uid) { 7852 PackageParser.Package pkg = mPackages.get(packageName); 7853 return pkg != null 7854 && UserHandle.getAppId(uid) == pkg.applicationInfo.uid; 7855 } 7856 7857 @Override 7858 public @NonNull ParceledListSlice<ApplicationInfo> getPersistentApplications(int flags) { 7859 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 7860 return ParceledListSlice.emptyList(); 7861 } 7862 return new ParceledListSlice<>(getPersistentApplicationsInternal(flags)); 7863 } 7864 7865 private @NonNull List<ApplicationInfo> getPersistentApplicationsInternal(int flags) { 7866 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 7867 7868 // reader 7869 synchronized (mPackages) { 7870 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 7871 final int userId = UserHandle.getCallingUserId(); 7872 while (i.hasNext()) { 7873 final PackageParser.Package p = i.next(); 7874 if (p.applicationInfo == null) continue; 7875 7876 final boolean matchesUnaware = ((flags & MATCH_DIRECT_BOOT_UNAWARE) != 0) 7877 && !p.applicationInfo.isDirectBootAware(); 7878 final boolean matchesAware = ((flags & MATCH_DIRECT_BOOT_AWARE) != 0) 7879 && p.applicationInfo.isDirectBootAware(); 7880 7881 if ((p.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0 7882 && (!mSafeMode || isSystemApp(p)) 7883 && (matchesUnaware || matchesAware)) { 7884 PackageSetting ps = mSettings.mPackages.get(p.packageName); 7885 if (ps != null) { 7886 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 7887 ps.readUserState(userId), userId); 7888 if (ai != null) { 7889 finalList.add(ai); 7890 } 7891 } 7892 } 7893 } 7894 } 7895 7896 return finalList; 7897 } 7898 7899 @Override 7900 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 7901 return resolveContentProviderInternal(name, flags, userId); 7902 } 7903 7904 private ProviderInfo resolveContentProviderInternal(String name, int flags, int userId) { 7905 if (!sUserManager.exists(userId)) return null; 7906 flags = updateFlagsForComponent(flags, userId, name); 7907 final String instantAppPkgName = getInstantAppPackageName(Binder.getCallingUid()); 7908 // reader 7909 synchronized (mPackages) { 7910 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 7911 PackageSetting ps = provider != null 7912 ? mSettings.mPackages.get(provider.owner.packageName) 7913 : null; 7914 if (ps != null) { 7915 final boolean isInstantApp = ps.getInstantApp(userId); 7916 // normal application; filter out instant application provider 7917 if (instantAppPkgName == null && isInstantApp) { 7918 return null; 7919 } 7920 // instant application; filter out other instant applications 7921 if (instantAppPkgName != null 7922 && isInstantApp 7923 && !provider.owner.packageName.equals(instantAppPkgName)) { 7924 return null; 7925 } 7926 // instant application; filter out non-exposed provider 7927 if (instantAppPkgName != null 7928 && !isInstantApp 7929 && (provider.info.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) == 0) { 7930 return null; 7931 } 7932 // provider not enabled 7933 if (!mSettings.isEnabledAndMatchLPr(provider.info, flags, userId)) { 7934 return null; 7935 } 7936 return PackageParser.generateProviderInfo( 7937 provider, flags, ps.readUserState(userId), userId); 7938 } 7939 return null; 7940 } 7941 } 7942 7943 /** 7944 * @deprecated 7945 */ 7946 @Deprecated 7947 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 7948 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 7949 return; 7950 } 7951 // reader 7952 synchronized (mPackages) { 7953 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 7954 .entrySet().iterator(); 7955 final int userId = UserHandle.getCallingUserId(); 7956 while (i.hasNext()) { 7957 Map.Entry<String, PackageParser.Provider> entry = i.next(); 7958 PackageParser.Provider p = entry.getValue(); 7959 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 7960 7961 if (ps != null && p.syncable 7962 && (!mSafeMode || (p.info.applicationInfo.flags 7963 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 7964 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 7965 ps.readUserState(userId), userId); 7966 if (info != null) { 7967 outNames.add(entry.getKey()); 7968 outInfo.add(info); 7969 } 7970 } 7971 } 7972 } 7973 } 7974 7975 @Override 7976 public @NonNull ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 7977 int uid, int flags, String metaDataKey) { 7978 final int callingUid = Binder.getCallingUid(); 7979 final int userId = processName != null ? UserHandle.getUserId(uid) 7980 : UserHandle.getCallingUserId(); 7981 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7982 flags = updateFlagsForComponent(flags, userId, processName); 7983 ArrayList<ProviderInfo> finalList = null; 7984 // reader 7985 synchronized (mPackages) { 7986 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 7987 while (i.hasNext()) { 7988 final PackageParser.Provider p = i.next(); 7989 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 7990 if (ps != null && p.info.authority != null 7991 && (processName == null 7992 || (p.info.processName.equals(processName) 7993 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 7994 && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 7995 7996 // See PM.queryContentProviders()'s javadoc for why we have the metaData 7997 // parameter. 7998 if (metaDataKey != null 7999 && (p.metaData == null || !p.metaData.containsKey(metaDataKey))) { 8000 continue; 8001 } 8002 final ComponentName component = 8003 new ComponentName(p.info.packageName, p.info.name); 8004 if (filterAppAccessLPr(ps, callingUid, component, TYPE_PROVIDER, userId)) { 8005 continue; 8006 } 8007 if (finalList == null) { 8008 finalList = new ArrayList<ProviderInfo>(3); 8009 } 8010 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 8011 ps.readUserState(userId), userId); 8012 if (info != null) { 8013 finalList.add(info); 8014 } 8015 } 8016 } 8017 } 8018 8019 if (finalList != null) { 8020 Collections.sort(finalList, mProviderInitOrderSorter); 8021 return new ParceledListSlice<ProviderInfo>(finalList); 8022 } 8023 8024 return ParceledListSlice.emptyList(); 8025 } 8026 8027 @Override 8028 public InstrumentationInfo getInstrumentationInfo(ComponentName component, int flags) { 8029 // reader 8030 synchronized (mPackages) { 8031 final int callingUid = Binder.getCallingUid(); 8032 final int callingUserId = UserHandle.getUserId(callingUid); 8033 final PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 8034 if (ps == null) return null; 8035 if (filterAppAccessLPr(ps, callingUid, component, TYPE_UNKNOWN, callingUserId)) { 8036 return null; 8037 } 8038 final PackageParser.Instrumentation i = mInstrumentation.get(component); 8039 return PackageParser.generateInstrumentationInfo(i, flags); 8040 } 8041 } 8042 8043 @Override 8044 public @NonNull ParceledListSlice<InstrumentationInfo> queryInstrumentation( 8045 String targetPackage, int flags) { 8046 final int callingUid = Binder.getCallingUid(); 8047 final int callingUserId = UserHandle.getUserId(callingUid); 8048 final PackageSetting ps = mSettings.mPackages.get(targetPackage); 8049 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 8050 return ParceledListSlice.emptyList(); 8051 } 8052 return new ParceledListSlice<>(queryInstrumentationInternal(targetPackage, flags)); 8053 } 8054 8055 private @NonNull List<InstrumentationInfo> queryInstrumentationInternal(String targetPackage, 8056 int flags) { 8057 ArrayList<InstrumentationInfo> finalList = new ArrayList<InstrumentationInfo>(); 8058 8059 // reader 8060 synchronized (mPackages) { 8061 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 8062 while (i.hasNext()) { 8063 final PackageParser.Instrumentation p = i.next(); 8064 if (targetPackage == null 8065 || targetPackage.equals(p.info.targetPackage)) { 8066 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 8067 flags); 8068 if (ii != null) { 8069 finalList.add(ii); 8070 } 8071 } 8072 } 8073 } 8074 8075 return finalList; 8076 } 8077 8078 private void scanDirTracedLI(File dir, final int parseFlags, int scanFlags, long currentTime) { 8079 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir [" + dir.getAbsolutePath() + "]"); 8080 try { 8081 scanDirLI(dir, parseFlags, scanFlags, currentTime); 8082 } finally { 8083 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8084 } 8085 } 8086 8087 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 8088 final File[] files = dir.listFiles(); 8089 if (ArrayUtils.isEmpty(files)) { 8090 Log.d(TAG, "No files in app dir " + dir); 8091 return; 8092 } 8093 8094 if (DEBUG_PACKAGE_SCANNING) { 8095 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 8096 + " flags=0x" + Integer.toHexString(parseFlags)); 8097 } 8098 ParallelPackageParser parallelPackageParser = new ParallelPackageParser( 8099 mSeparateProcesses, mOnlyCore, mMetrics, mCacheDir, 8100 mParallelPackageParserCallback); 8101 8102 // Submit files for parsing in parallel 8103 int fileCount = 0; 8104 for (File file : files) { 8105 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 8106 && !PackageInstallerService.isStageName(file.getName()); 8107 if (!isPackage) { 8108 // Ignore entries which are not packages 8109 continue; 8110 } 8111 parallelPackageParser.submit(file, parseFlags); 8112 fileCount++; 8113 } 8114 8115 // Process results one by one 8116 for (; fileCount > 0; fileCount--) { 8117 ParallelPackageParser.ParseResult parseResult = parallelPackageParser.take(); 8118 Throwable throwable = parseResult.throwable; 8119 int errorCode = PackageManager.INSTALL_SUCCEEDED; 8120 8121 if (throwable == null) { 8122 // Static shared libraries have synthetic package names 8123 if (parseResult.pkg.applicationInfo.isStaticSharedLibrary()) { 8124 renameStaticSharedLibraryPackage(parseResult.pkg); 8125 } 8126 try { 8127 if (errorCode == PackageManager.INSTALL_SUCCEEDED) { 8128 scanPackageLI(parseResult.pkg, parseResult.scanFile, parseFlags, scanFlags, 8129 currentTime, null); 8130 } 8131 } catch (PackageManagerException e) { 8132 errorCode = e.error; 8133 Slog.w(TAG, "Failed to scan " + parseResult.scanFile + ": " + e.getMessage()); 8134 } 8135 } else if (throwable instanceof PackageParser.PackageParserException) { 8136 PackageParser.PackageParserException e = (PackageParser.PackageParserException) 8137 throwable; 8138 errorCode = e.error; 8139 Slog.w(TAG, "Failed to parse " + parseResult.scanFile + ": " + e.getMessage()); 8140 } else { 8141 throw new IllegalStateException("Unexpected exception occurred while parsing " 8142 + parseResult.scanFile, throwable); 8143 } 8144 8145 // Delete invalid userdata apps 8146 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 8147 errorCode == PackageManager.INSTALL_FAILED_INVALID_APK) { 8148 logCriticalInfo(Log.WARN, 8149 "Deleting invalid package at " + parseResult.scanFile); 8150 removeCodePathLI(parseResult.scanFile); 8151 } 8152 } 8153 parallelPackageParser.close(); 8154 } 8155 8156 public static void reportSettingsProblem(int priority, String msg) { 8157 logCriticalInfo(priority, msg); 8158 } 8159 8160 private void collectCertificatesLI(PackageSetting ps, PackageParser.Package pkg, File srcFile, 8161 final int policyFlags) throws PackageManagerException { 8162 // When upgrading from pre-N MR1, verify the package time stamp using the package 8163 // directory and not the APK file. 8164 final long lastModifiedTime = mIsPreNMR1Upgrade 8165 ? new File(pkg.codePath).lastModified() : getLastModifiedTime(pkg, srcFile); 8166 if (ps != null 8167 && ps.codePath.equals(srcFile) 8168 && ps.timeStamp == lastModifiedTime 8169 && !isCompatSignatureUpdateNeeded(pkg) 8170 && !isRecoverSignatureUpdateNeeded(pkg)) { 8171 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 8172 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 8173 ArraySet<PublicKey> signingKs; 8174 synchronized (mPackages) { 8175 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 8176 } 8177 if (ps.signatures.mSignatures != null 8178 && ps.signatures.mSignatures.length != 0 8179 && signingKs != null) { 8180 // Optimization: reuse the existing cached certificates 8181 // if the package appears to be unchanged. 8182 pkg.mSignatures = ps.signatures.mSignatures; 8183 pkg.mSigningKeys = signingKs; 8184 return; 8185 } 8186 8187 Slog.w(TAG, "PackageSetting for " + ps.name 8188 + " is missing signatures. Collecting certs again to recover them."); 8189 } else { 8190 Slog.i(TAG, srcFile.toString() + " changed; collecting certs"); 8191 } 8192 8193 try { 8194 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 8195 PackageParser.collectCertificates(pkg, policyFlags); 8196 } catch (PackageParserException e) { 8197 throw PackageManagerException.from(e); 8198 } finally { 8199 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8200 } 8201 } 8202 8203 /** 8204 * Traces a package scan. 8205 * @see #scanPackageLI(File, int, int, long, UserHandle) 8206 */ 8207 private PackageParser.Package scanPackageTracedLI(File scanFile, final int parseFlags, 8208 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 8209 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage [" + scanFile.toString() + "]"); 8210 try { 8211 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 8212 } finally { 8213 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8214 } 8215 } 8216 8217 /** 8218 * Scans a package and returns the newly parsed package. 8219 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 8220 */ 8221 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 8222 long currentTime, UserHandle user) throws PackageManagerException { 8223 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 8224 PackageParser pp = new PackageParser(); 8225 pp.setSeparateProcesses(mSeparateProcesses); 8226 pp.setOnlyCoreApps(mOnlyCore); 8227 pp.setDisplayMetrics(mMetrics); 8228 pp.setCallback(mPackageParserCallback); 8229 8230 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 8231 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 8232 } 8233 8234 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 8235 final PackageParser.Package pkg; 8236 try { 8237 pkg = pp.parsePackage(scanFile, parseFlags); 8238 } catch (PackageParserException e) { 8239 throw PackageManagerException.from(e); 8240 } finally { 8241 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8242 } 8243 8244 // Static shared libraries have synthetic package names 8245 if (pkg.applicationInfo.isStaticSharedLibrary()) { 8246 renameStaticSharedLibraryPackage(pkg); 8247 } 8248 8249 return scanPackageLI(pkg, scanFile, parseFlags, scanFlags, currentTime, user); 8250 } 8251 8252 /** 8253 * Scans a package and returns the newly parsed package. 8254 * @throws PackageManagerException on a parse error. 8255 */ 8256 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, File scanFile, 8257 final int policyFlags, int scanFlags, long currentTime, @Nullable UserHandle user) 8258 throws PackageManagerException { 8259 // If the package has children and this is the first dive in the function 8260 // we scan the package with the SCAN_CHECK_ONLY flag set to see whether all 8261 // packages (parent and children) would be successfully scanned before the 8262 // actual scan since scanning mutates internal state and we want to atomically 8263 // install the package and its children. 8264 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 8265 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 8266 scanFlags |= SCAN_CHECK_ONLY; 8267 } 8268 } else { 8269 scanFlags &= ~SCAN_CHECK_ONLY; 8270 } 8271 8272 // Scan the parent 8273 PackageParser.Package scannedPkg = scanPackageInternalLI(pkg, scanFile, policyFlags, 8274 scanFlags, currentTime, user); 8275 8276 // Scan the children 8277 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8278 for (int i = 0; i < childCount; i++) { 8279 PackageParser.Package childPackage = pkg.childPackages.get(i); 8280 scanPackageInternalLI(childPackage, scanFile, policyFlags, scanFlags, 8281 currentTime, user); 8282 } 8283 8284 8285 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 8286 return scanPackageLI(pkg, scanFile, policyFlags, scanFlags, currentTime, user); 8287 } 8288 8289 return scannedPkg; 8290 } 8291 8292 /** 8293 * Scans a package and returns the newly parsed package. 8294 * @throws PackageManagerException on a parse error. 8295 */ 8296 private PackageParser.Package scanPackageInternalLI(PackageParser.Package pkg, File scanFile, 8297 int policyFlags, int scanFlags, long currentTime, @Nullable UserHandle user) 8298 throws PackageManagerException { 8299 PackageSetting ps = null; 8300 PackageSetting updatedPkg; 8301 // reader 8302 synchronized (mPackages) { 8303 // Look to see if we already know about this package. 8304 String oldName = mSettings.getRenamedPackageLPr(pkg.packageName); 8305 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 8306 // This package has been renamed to its original name. Let's 8307 // use that. 8308 ps = mSettings.getPackageLPr(oldName); 8309 } 8310 // If there was no original package, see one for the real package name. 8311 if (ps == null) { 8312 ps = mSettings.getPackageLPr(pkg.packageName); 8313 } 8314 // Check to see if this package could be hiding/updating a system 8315 // package. Must look for it either under the original or real 8316 // package name depending on our state. 8317 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 8318 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 8319 8320 // If this is a package we don't know about on the system partition, we 8321 // may need to remove disabled child packages on the system partition 8322 // or may need to not add child packages if the parent apk is updated 8323 // on the data partition and no longer defines this child package. 8324 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 8325 // If this is a parent package for an updated system app and this system 8326 // app got an OTA update which no longer defines some of the child packages 8327 // we have to prune them from the disabled system packages. 8328 PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(pkg.packageName); 8329 if (disabledPs != null) { 8330 final int scannedChildCount = (pkg.childPackages != null) 8331 ? pkg.childPackages.size() : 0; 8332 final int disabledChildCount = disabledPs.childPackageNames != null 8333 ? disabledPs.childPackageNames.size() : 0; 8334 for (int i = 0; i < disabledChildCount; i++) { 8335 String disabledChildPackageName = disabledPs.childPackageNames.get(i); 8336 boolean disabledPackageAvailable = false; 8337 for (int j = 0; j < scannedChildCount; j++) { 8338 PackageParser.Package childPkg = pkg.childPackages.get(j); 8339 if (childPkg.packageName.equals(disabledChildPackageName)) { 8340 disabledPackageAvailable = true; 8341 break; 8342 } 8343 } 8344 if (!disabledPackageAvailable) { 8345 mSettings.removeDisabledSystemPackageLPw(disabledChildPackageName); 8346 } 8347 } 8348 } 8349 } 8350 } 8351 8352 final boolean isUpdatedPkg = updatedPkg != null; 8353 final boolean isUpdatedSystemPkg = isUpdatedPkg 8354 && (policyFlags & PackageParser.PARSE_IS_SYSTEM) != 0; 8355 boolean isUpdatedPkgBetter = false; 8356 // First check if this is a system package that may involve an update 8357 if (isUpdatedSystemPkg) { 8358 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 8359 // it needs to drop FLAG_PRIVILEGED. 8360 if (locationIsPrivileged(scanFile)) { 8361 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 8362 } else { 8363 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 8364 } 8365 // If new package is not located in "/oem" (e.g. due to an OTA), 8366 // it needs to drop FLAG_OEM. 8367 if (locationIsOem(scanFile)) { 8368 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_OEM; 8369 } else { 8370 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_OEM; 8371 } 8372 8373 if (ps != null && !ps.codePath.equals(scanFile)) { 8374 // The path has changed from what was last scanned... check the 8375 // version of the new path against what we have stored to determine 8376 // what to do. 8377 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 8378 if (pkg.mVersionCode <= ps.versionCode) { 8379 // The system package has been updated and the code path does not match 8380 // Ignore entry. Skip it. 8381 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 8382 + " ignored: updated version " + ps.versionCode 8383 + " better than this " + pkg.mVersionCode); 8384 if (!updatedPkg.codePath.equals(scanFile)) { 8385 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg " 8386 + ps.name + " changing from " + updatedPkg.codePathString 8387 + " to " + scanFile); 8388 updatedPkg.codePath = scanFile; 8389 updatedPkg.codePathString = scanFile.toString(); 8390 updatedPkg.resourcePath = scanFile; 8391 updatedPkg.resourcePathString = scanFile.toString(); 8392 } 8393 updatedPkg.pkg = pkg; 8394 updatedPkg.versionCode = pkg.mVersionCode; 8395 8396 // Update the disabled system child packages to point to the package too. 8397 final int childCount = updatedPkg.childPackageNames != null 8398 ? updatedPkg.childPackageNames.size() : 0; 8399 for (int i = 0; i < childCount; i++) { 8400 String childPackageName = updatedPkg.childPackageNames.get(i); 8401 PackageSetting updatedChildPkg = mSettings.getDisabledSystemPkgLPr( 8402 childPackageName); 8403 if (updatedChildPkg != null) { 8404 updatedChildPkg.pkg = pkg; 8405 updatedChildPkg.versionCode = pkg.mVersionCode; 8406 } 8407 } 8408 } else { 8409 // The current app on the system partition is better than 8410 // what we have updated to on the data partition; switch 8411 // back to the system partition version. 8412 // At this point, its safely assumed that package installation for 8413 // apps in system partition will go through. If not there won't be a working 8414 // version of the app 8415 // writer 8416 synchronized (mPackages) { 8417 // Just remove the loaded entries from package lists. 8418 mPackages.remove(ps.name); 8419 } 8420 8421 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 8422 + " reverting from " + ps.codePathString 8423 + ": new version " + pkg.mVersionCode 8424 + " better than installed " + ps.versionCode); 8425 8426 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 8427 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 8428 synchronized (mInstallLock) { 8429 args.cleanUpResourcesLI(); 8430 } 8431 synchronized (mPackages) { 8432 mSettings.enableSystemPackageLPw(ps.name); 8433 } 8434 isUpdatedPkgBetter = true; 8435 } 8436 } 8437 } 8438 8439 String resourcePath = null; 8440 String baseResourcePath = null; 8441 if ((policyFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !isUpdatedPkgBetter) { 8442 if (ps != null && ps.resourcePathString != null) { 8443 resourcePath = ps.resourcePathString; 8444 baseResourcePath = ps.resourcePathString; 8445 } else { 8446 // Should not happen at all. Just log an error. 8447 Slog.e(TAG, "Resource path not set for package " + pkg.packageName); 8448 } 8449 } else { 8450 resourcePath = pkg.codePath; 8451 baseResourcePath = pkg.baseCodePath; 8452 } 8453 8454 // Set application objects path explicitly. 8455 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 8456 pkg.setApplicationInfoCodePath(pkg.codePath); 8457 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 8458 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 8459 pkg.setApplicationInfoResourcePath(resourcePath); 8460 pkg.setApplicationInfoBaseResourcePath(baseResourcePath); 8461 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 8462 8463 // throw an exception if we have an update to a system application, but, it's not more 8464 // recent than the package we've already scanned 8465 if (isUpdatedSystemPkg && !isUpdatedPkgBetter) { 8466 // Set CPU Abis to application info. 8467 if ((scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) != 0) { 8468 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, updatedPkg); 8469 derivePackageAbi(pkg, scanFile, cpuAbiOverride, false, mAppLib32InstallDir); 8470 } else { 8471 pkg.applicationInfo.primaryCpuAbi = updatedPkg.primaryCpuAbiString; 8472 pkg.applicationInfo.secondaryCpuAbi = updatedPkg.secondaryCpuAbiString; 8473 } 8474 8475 throw new PackageManagerException(Log.WARN, "Package " + ps.name + " at " 8476 + scanFile + " ignored: updated version " + ps.versionCode 8477 + " better than this " + pkg.mVersionCode); 8478 } 8479 8480 if (isUpdatedPkg) { 8481 // An updated system app will not have the PARSE_IS_SYSTEM flag set 8482 // initially 8483 policyFlags |= PackageParser.PARSE_IS_SYSTEM; 8484 8485 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 8486 // flag set initially 8487 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 8488 policyFlags |= PackageParser.PARSE_IS_PRIVILEGED; 8489 } 8490 8491 // An updated OEM app will not have the PARSE_IS_OEM 8492 // flag set initially 8493 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_OEM) != 0) { 8494 policyFlags |= PackageParser.PARSE_IS_OEM; 8495 } 8496 } 8497 8498 // Verify certificates against what was last scanned 8499 collectCertificatesLI(ps, pkg, scanFile, policyFlags); 8500 8501 /* 8502 * A new system app appeared, but we already had a non-system one of the 8503 * same name installed earlier. 8504 */ 8505 boolean shouldHideSystemApp = false; 8506 if (!isUpdatedPkg && ps != null 8507 && (policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 8508 /* 8509 * Check to make sure the signatures match first. If they don't, 8510 * wipe the installed application and its data. 8511 */ 8512 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 8513 != PackageManager.SIGNATURE_MATCH) { 8514 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 8515 + " signatures don't match existing userdata copy; removing"); 8516 try (PackageFreezer freezer = freezePackage(pkg.packageName, 8517 "scanPackageInternalLI")) { 8518 deletePackageLIF(pkg.packageName, null, true, null, 0, null, false, null); 8519 } 8520 ps = null; 8521 } else { 8522 /* 8523 * If the newly-added system app is an older version than the 8524 * already installed version, hide it. It will be scanned later 8525 * and re-added like an update. 8526 */ 8527 if (pkg.mVersionCode <= ps.versionCode) { 8528 shouldHideSystemApp = true; 8529 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 8530 + " but new version " + pkg.mVersionCode + " better than installed " 8531 + ps.versionCode + "; hiding system"); 8532 } else { 8533 /* 8534 * The newly found system app is a newer version that the 8535 * one previously installed. Simply remove the 8536 * already-installed application and replace it with our own 8537 * while keeping the application data. 8538 */ 8539 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 8540 + " reverting from " + ps.codePathString + ": new version " 8541 + pkg.mVersionCode + " better than installed " + ps.versionCode); 8542 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 8543 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 8544 synchronized (mInstallLock) { 8545 args.cleanUpResourcesLI(); 8546 } 8547 } 8548 } 8549 } 8550 8551 // The apk is forward locked (not public) if its code and resources 8552 // are kept in different files. (except for app in either system or 8553 // vendor path). 8554 // TODO grab this value from PackageSettings 8555 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 8556 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 8557 policyFlags |= PackageParser.PARSE_FORWARD_LOCK; 8558 } 8559 } 8560 8561 final int userId = ((user == null) ? 0 : user.getIdentifier()); 8562 if (ps != null && ps.getInstantApp(userId)) { 8563 scanFlags |= SCAN_AS_INSTANT_APP; 8564 } 8565 if (ps != null && ps.getVirtulalPreload(userId)) { 8566 scanFlags |= SCAN_AS_VIRTUAL_PRELOAD; 8567 } 8568 8569 // Note that we invoke the following method only if we are about to unpack an application 8570 PackageParser.Package scannedPkg = scanPackageLI(pkg, policyFlags, scanFlags 8571 | SCAN_UPDATE_SIGNATURE, currentTime, user); 8572 8573 /* 8574 * If the system app should be overridden by a previously installed 8575 * data, hide the system app now and let the /data/app scan pick it up 8576 * again. 8577 */ 8578 if (shouldHideSystemApp) { 8579 synchronized (mPackages) { 8580 mSettings.disableSystemPackageLPw(pkg.packageName, true); 8581 } 8582 } 8583 8584 return scannedPkg; 8585 } 8586 8587 private static void renameStaticSharedLibraryPackage(PackageParser.Package pkg) { 8588 // Derive the new package synthetic package name 8589 pkg.setPackageName(pkg.packageName + STATIC_SHARED_LIB_DELIMITER 8590 + pkg.staticSharedLibVersion); 8591 } 8592 8593 private static String fixProcessName(String defProcessName, 8594 String processName) { 8595 if (processName == null) { 8596 return defProcessName; 8597 } 8598 return processName; 8599 } 8600 8601 /** 8602 * Enforces that only the system UID or root's UID can call a method exposed 8603 * via Binder. 8604 * 8605 * @param message used as message if SecurityException is thrown 8606 * @throws SecurityException if the caller is not system or root 8607 */ 8608 private static final void enforceSystemOrRoot(String message) { 8609 final int uid = Binder.getCallingUid(); 8610 if (uid != Process.SYSTEM_UID && uid != Process.ROOT_UID) { 8611 throw new SecurityException(message); 8612 } 8613 } 8614 8615 @Override 8616 public void performFstrimIfNeeded() { 8617 enforceSystemOrRoot("Only the system can request fstrim"); 8618 8619 // Before everything else, see whether we need to fstrim. 8620 try { 8621 IStorageManager sm = PackageHelper.getStorageManager(); 8622 if (sm != null) { 8623 boolean doTrim = false; 8624 final long interval = android.provider.Settings.Global.getLong( 8625 mContext.getContentResolver(), 8626 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 8627 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 8628 if (interval > 0) { 8629 final long timeSinceLast = System.currentTimeMillis() - sm.lastMaintenance(); 8630 if (timeSinceLast > interval) { 8631 doTrim = true; 8632 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 8633 + "; running immediately"); 8634 } 8635 } 8636 if (doTrim) { 8637 final boolean dexOptDialogShown; 8638 synchronized (mPackages) { 8639 dexOptDialogShown = mDexOptDialogShown; 8640 } 8641 if (!isFirstBoot() && dexOptDialogShown) { 8642 try { 8643 ActivityManager.getService().showBootMessage( 8644 mContext.getResources().getString( 8645 R.string.android_upgrading_fstrim), true); 8646 } catch (RemoteException e) { 8647 } 8648 } 8649 sm.runMaintenance(); 8650 } 8651 } else { 8652 Slog.e(TAG, "storageManager service unavailable!"); 8653 } 8654 } catch (RemoteException e) { 8655 // Can't happen; StorageManagerService is local 8656 } 8657 } 8658 8659 @Override 8660 public void updatePackagesIfNeeded() { 8661 enforceSystemOrRoot("Only the system can request package update"); 8662 8663 // We need to re-extract after an OTA. 8664 boolean causeUpgrade = isUpgrade(); 8665 8666 // First boot or factory reset. 8667 // Note: we also handle devices that are upgrading to N right now as if it is their 8668 // first boot, as they do not have profile data. 8669 boolean causeFirstBoot = isFirstBoot() || mIsPreNUpgrade; 8670 8671 // We need to re-extract after a pruned cache, as AoT-ed files will be out of date. 8672 boolean causePrunedCache = VMRuntime.didPruneDalvikCache(); 8673 8674 if (!causeUpgrade && !causeFirstBoot && !causePrunedCache) { 8675 return; 8676 } 8677 8678 List<PackageParser.Package> pkgs; 8679 synchronized (mPackages) { 8680 pkgs = PackageManagerServiceUtils.getPackagesForDexopt(mPackages.values(), this); 8681 } 8682 8683 final long startTime = System.nanoTime(); 8684 final int[] stats = performDexOptUpgrade(pkgs, mIsPreNUpgrade /* showDialog */, 8685 getCompilerFilterForReason(causeFirstBoot ? REASON_FIRST_BOOT : REASON_BOOT), 8686 false /* bootComplete */); 8687 8688 final int elapsedTimeSeconds = 8689 (int) TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - startTime); 8690 8691 MetricsLogger.histogram(mContext, "opt_dialog_num_dexopted", stats[0]); 8692 MetricsLogger.histogram(mContext, "opt_dialog_num_skipped", stats[1]); 8693 MetricsLogger.histogram(mContext, "opt_dialog_num_failed", stats[2]); 8694 MetricsLogger.histogram(mContext, "opt_dialog_num_total", getOptimizablePackages().size()); 8695 MetricsLogger.histogram(mContext, "opt_dialog_time_s", elapsedTimeSeconds); 8696 } 8697 8698 /* 8699 * Return the prebuilt profile path given a package base code path. 8700 */ 8701 private static String getPrebuildProfilePath(PackageParser.Package pkg) { 8702 return pkg.baseCodePath + ".prof"; 8703 } 8704 8705 /** 8706 * Performs dexopt on the set of packages in {@code packages} and returns an int array 8707 * containing statistics about the invocation. The array consists of three elements, 8708 * which are (in order) {@code numberOfPackagesOptimized}, {@code numberOfPackagesSkipped} 8709 * and {@code numberOfPackagesFailed}. 8710 */ 8711 private int[] performDexOptUpgrade(List<PackageParser.Package> pkgs, boolean showDialog, 8712 final String compilerFilter, boolean bootComplete) { 8713 8714 int numberOfPackagesVisited = 0; 8715 int numberOfPackagesOptimized = 0; 8716 int numberOfPackagesSkipped = 0; 8717 int numberOfPackagesFailed = 0; 8718 final int numberOfPackagesToDexopt = pkgs.size(); 8719 8720 for (PackageParser.Package pkg : pkgs) { 8721 numberOfPackagesVisited++; 8722 8723 boolean useProfileForDexopt = false; 8724 8725 if ((isFirstBoot() || isUpgrade()) && isSystemApp(pkg)) { 8726 // Copy over initial preopt profiles since we won't get any JIT samples for methods 8727 // that are already compiled. 8728 File profileFile = new File(getPrebuildProfilePath(pkg)); 8729 // Copy profile if it exists. 8730 if (profileFile.exists()) { 8731 try { 8732 // We could also do this lazily before calling dexopt in 8733 // PackageDexOptimizer to prevent this happening on first boot. The issue 8734 // is that we don't have a good way to say "do this only once". 8735 if (!mInstaller.copySystemProfile(profileFile.getAbsolutePath(), 8736 pkg.applicationInfo.uid, pkg.packageName)) { 8737 Log.e(TAG, "Installer failed to copy system profile!"); 8738 } else { 8739 // Disabled as this causes speed-profile compilation during first boot 8740 // even if things are already compiled. 8741 // useProfileForDexopt = true; 8742 } 8743 } catch (Exception e) { 8744 Log.e(TAG, "Failed to copy profile " + profileFile.getAbsolutePath() + " ", 8745 e); 8746 } 8747 } else { 8748 PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(pkg.packageName); 8749 // Handle compressed APKs in this path. Only do this for stubs with profiles to 8750 // minimize the number off apps being speed-profile compiled during first boot. 8751 // The other paths will not change the filter. 8752 if (disabledPs != null && disabledPs.pkg.isStub) { 8753 // The package is the stub one, remove the stub suffix to get the normal 8754 // package and APK names. 8755 String systemProfilePath = 8756 getPrebuildProfilePath(disabledPs.pkg).replace(STUB_SUFFIX, ""); 8757 profileFile = new File(systemProfilePath); 8758 // If we have a profile for a compressed APK, copy it to the reference 8759 // location. 8760 // Note that copying the profile here will cause it to override the 8761 // reference profile every OTA even though the existing reference profile 8762 // may have more data. We can't copy during decompression since the 8763 // directories are not set up at that point. 8764 if (profileFile.exists()) { 8765 try { 8766 // We could also do this lazily before calling dexopt in 8767 // PackageDexOptimizer to prevent this happening on first boot. The 8768 // issue is that we don't have a good way to say "do this only 8769 // once". 8770 if (!mInstaller.copySystemProfile(profileFile.getAbsolutePath(), 8771 pkg.applicationInfo.uid, pkg.packageName)) { 8772 Log.e(TAG, "Failed to copy system profile for stub package!"); 8773 } else { 8774 useProfileForDexopt = true; 8775 } 8776 } catch (Exception e) { 8777 Log.e(TAG, "Failed to copy profile " + 8778 profileFile.getAbsolutePath() + " ", e); 8779 } 8780 } 8781 } 8782 } 8783 } 8784 8785 if (!PackageDexOptimizer.canOptimizePackage(pkg)) { 8786 if (DEBUG_DEXOPT) { 8787 Log.i(TAG, "Skipping update of of non-optimizable app " + pkg.packageName); 8788 } 8789 numberOfPackagesSkipped++; 8790 continue; 8791 } 8792 8793 if (DEBUG_DEXOPT) { 8794 Log.i(TAG, "Updating app " + numberOfPackagesVisited + " of " + 8795 numberOfPackagesToDexopt + ": " + pkg.packageName); 8796 } 8797 8798 if (showDialog) { 8799 try { 8800 ActivityManager.getService().showBootMessage( 8801 mContext.getResources().getString(R.string.android_upgrading_apk, 8802 numberOfPackagesVisited, numberOfPackagesToDexopt), true); 8803 } catch (RemoteException e) { 8804 } 8805 synchronized (mPackages) { 8806 mDexOptDialogShown = true; 8807 } 8808 } 8809 8810 String pkgCompilerFilter = compilerFilter; 8811 if (useProfileForDexopt) { 8812 // Use background dexopt mode to try and use the profile. Note that this does not 8813 // guarantee usage of the profile. 8814 pkgCompilerFilter = 8815 PackageManagerServiceCompilerMapping.getCompilerFilterForReason( 8816 PackageManagerService.REASON_BACKGROUND_DEXOPT); 8817 } 8818 8819 // checkProfiles is false to avoid merging profiles during boot which 8820 // might interfere with background compilation (b/28612421). 8821 // Unfortunately this will also means that "pm.dexopt.boot=speed-profile" will 8822 // behave differently than "pm.dexopt.bg-dexopt=speed-profile" but that's a 8823 // trade-off worth doing to save boot time work. 8824 int dexoptFlags = bootComplete ? DexoptOptions.DEXOPT_BOOT_COMPLETE : 0; 8825 int primaryDexOptStaus = performDexOptTraced(new DexoptOptions( 8826 pkg.packageName, 8827 pkgCompilerFilter, 8828 dexoptFlags)); 8829 8830 switch (primaryDexOptStaus) { 8831 case PackageDexOptimizer.DEX_OPT_PERFORMED: 8832 numberOfPackagesOptimized++; 8833 break; 8834 case PackageDexOptimizer.DEX_OPT_SKIPPED: 8835 numberOfPackagesSkipped++; 8836 break; 8837 case PackageDexOptimizer.DEX_OPT_FAILED: 8838 numberOfPackagesFailed++; 8839 break; 8840 default: 8841 Log.e(TAG, "Unexpected dexopt return code " + primaryDexOptStaus); 8842 break; 8843 } 8844 } 8845 8846 return new int[] { numberOfPackagesOptimized, numberOfPackagesSkipped, 8847 numberOfPackagesFailed }; 8848 } 8849 8850 @Override 8851 public void notifyPackageUse(String packageName, int reason) { 8852 synchronized (mPackages) { 8853 final int callingUid = Binder.getCallingUid(); 8854 final int callingUserId = UserHandle.getUserId(callingUid); 8855 if (getInstantAppPackageName(callingUid) != null) { 8856 if (!isCallerSameApp(packageName, callingUid)) { 8857 return; 8858 } 8859 } else { 8860 if (isInstantApp(packageName, callingUserId)) { 8861 return; 8862 } 8863 } 8864 notifyPackageUseLocked(packageName, reason); 8865 } 8866 } 8867 8868 private void notifyPackageUseLocked(String packageName, int reason) { 8869 final PackageParser.Package p = mPackages.get(packageName); 8870 if (p == null) { 8871 return; 8872 } 8873 p.mLastPackageUsageTimeInMills[reason] = System.currentTimeMillis(); 8874 } 8875 8876 @Override 8877 public void notifyDexLoad(String loadingPackageName, List<String> classLoaderNames, 8878 List<String> classPaths, String loaderIsa) { 8879 int userId = UserHandle.getCallingUserId(); 8880 ApplicationInfo ai = getApplicationInfo(loadingPackageName, /*flags*/ 0, userId); 8881 if (ai == null) { 8882 Slog.w(TAG, "Loading a package that does not exist for the calling user. package=" 8883 + loadingPackageName + ", user=" + userId); 8884 return; 8885 } 8886 mDexManager.notifyDexLoad(ai, classLoaderNames, classPaths, loaderIsa, userId); 8887 } 8888 8889 @Override 8890 public void registerDexModule(String packageName, String dexModulePath, boolean isSharedModule, 8891 IDexModuleRegisterCallback callback) { 8892 int userId = UserHandle.getCallingUserId(); 8893 ApplicationInfo ai = getApplicationInfo(packageName, /*flags*/ 0, userId); 8894 DexManager.RegisterDexModuleResult result; 8895 if (ai == null) { 8896 Slog.w(TAG, "Registering a dex module for a package that does not exist for the" + 8897 " calling user. package=" + packageName + ", user=" + userId); 8898 result = new DexManager.RegisterDexModuleResult(false, "Package not installed"); 8899 } else { 8900 result = mDexManager.registerDexModule(ai, dexModulePath, isSharedModule, userId); 8901 } 8902 8903 if (callback != null) { 8904 mHandler.post(() -> { 8905 try { 8906 callback.onDexModuleRegistered(dexModulePath, result.success, result.message); 8907 } catch (RemoteException e) { 8908 Slog.w(TAG, "Failed to callback after module registration " + dexModulePath, e); 8909 } 8910 }); 8911 } 8912 } 8913 8914 /** 8915 * Ask the package manager to perform a dex-opt with the given compiler filter. 8916 * 8917 * Note: exposed only for the shell command to allow moving packages explicitly to a 8918 * definite state. 8919 */ 8920 @Override 8921 public boolean performDexOptMode(String packageName, 8922 boolean checkProfiles, String targetCompilerFilter, boolean force, 8923 boolean bootComplete, String splitName) { 8924 int flags = (checkProfiles ? DexoptOptions.DEXOPT_CHECK_FOR_PROFILES_UPDATES : 0) | 8925 (force ? DexoptOptions.DEXOPT_FORCE : 0) | 8926 (bootComplete ? DexoptOptions.DEXOPT_BOOT_COMPLETE : 0); 8927 return performDexOpt(new DexoptOptions(packageName, targetCompilerFilter, 8928 splitName, flags)); 8929 } 8930 8931 /** 8932 * Ask the package manager to perform a dex-opt with the given compiler filter on the 8933 * secondary dex files belonging to the given package. 8934 * 8935 * Note: exposed only for the shell command to allow moving packages explicitly to a 8936 * definite state. 8937 */ 8938 @Override 8939 public boolean performDexOptSecondary(String packageName, String compilerFilter, 8940 boolean force) { 8941 int flags = DexoptOptions.DEXOPT_ONLY_SECONDARY_DEX | 8942 DexoptOptions.DEXOPT_CHECK_FOR_PROFILES_UPDATES | 8943 DexoptOptions.DEXOPT_BOOT_COMPLETE | 8944 (force ? DexoptOptions.DEXOPT_FORCE : 0); 8945 return performDexOpt(new DexoptOptions(packageName, compilerFilter, flags)); 8946 } 8947 8948 /*package*/ boolean performDexOpt(DexoptOptions options) { 8949 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 8950 return false; 8951 } else if (isInstantApp(options.getPackageName(), UserHandle.getCallingUserId())) { 8952 return false; 8953 } 8954 8955 if (options.isDexoptOnlySecondaryDex()) { 8956 return mDexManager.dexoptSecondaryDex(options); 8957 } else { 8958 int dexoptStatus = performDexOptWithStatus(options); 8959 return dexoptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 8960 } 8961 } 8962 8963 /** 8964 * Perform dexopt on the given package and return one of following result: 8965 * {@link PackageDexOptimizer#DEX_OPT_SKIPPED} 8966 * {@link PackageDexOptimizer#DEX_OPT_PERFORMED} 8967 * {@link PackageDexOptimizer#DEX_OPT_FAILED} 8968 */ 8969 /* package */ int performDexOptWithStatus(DexoptOptions options) { 8970 return performDexOptTraced(options); 8971 } 8972 8973 private int performDexOptTraced(DexoptOptions options) { 8974 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 8975 try { 8976 return performDexOptInternal(options); 8977 } finally { 8978 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8979 } 8980 } 8981 8982 // Run dexopt on a given package. Returns true if dexopt did not fail, i.e. 8983 // if the package can now be considered up to date for the given filter. 8984 private int performDexOptInternal(DexoptOptions options) { 8985 PackageParser.Package p; 8986 synchronized (mPackages) { 8987 p = mPackages.get(options.getPackageName()); 8988 if (p == null) { 8989 // Package could not be found. Report failure. 8990 return PackageDexOptimizer.DEX_OPT_FAILED; 8991 } 8992 mPackageUsage.maybeWriteAsync(mPackages); 8993 mCompilerStats.maybeWriteAsync(); 8994 } 8995 long callingId = Binder.clearCallingIdentity(); 8996 try { 8997 synchronized (mInstallLock) { 8998 return performDexOptInternalWithDependenciesLI(p, options); 8999 } 9000 } finally { 9001 Binder.restoreCallingIdentity(callingId); 9002 } 9003 } 9004 9005 public ArraySet<String> getOptimizablePackages() { 9006 ArraySet<String> pkgs = new ArraySet<String>(); 9007 synchronized (mPackages) { 9008 for (PackageParser.Package p : mPackages.values()) { 9009 if (PackageDexOptimizer.canOptimizePackage(p)) { 9010 pkgs.add(p.packageName); 9011 } 9012 } 9013 } 9014 return pkgs; 9015 } 9016 9017 private int performDexOptInternalWithDependenciesLI(PackageParser.Package p, 9018 DexoptOptions options) { 9019 // Select the dex optimizer based on the force parameter. 9020 // Note: The force option is rarely used (cmdline input for testing, mostly), so it's OK to 9021 // allocate an object here. 9022 PackageDexOptimizer pdo = options.isForce() 9023 ? new PackageDexOptimizer.ForcedUpdatePackageDexOptimizer(mPackageDexOptimizer) 9024 : mPackageDexOptimizer; 9025 9026 // Dexopt all dependencies first. Note: we ignore the return value and march on 9027 // on errors. 9028 // Note that we are going to call performDexOpt on those libraries as many times as 9029 // they are referenced in packages. When we do a batch of performDexOpt (for example 9030 // at boot, or background job), the passed 'targetCompilerFilter' stays the same, 9031 // and the first package that uses the library will dexopt it. The 9032 // others will see that the compiled code for the library is up to date. 9033 Collection<PackageParser.Package> deps = findSharedNonSystemLibraries(p); 9034 final String[] instructionSets = getAppDexInstructionSets(p.applicationInfo); 9035 if (!deps.isEmpty()) { 9036 DexoptOptions libraryOptions = new DexoptOptions(options.getPackageName(), 9037 options.getCompilerFilter(), options.getSplitName(), 9038 options.getFlags() | DexoptOptions.DEXOPT_AS_SHARED_LIBRARY); 9039 for (PackageParser.Package depPackage : deps) { 9040 // TODO: Analyze and investigate if we (should) profile libraries. 9041 pdo.performDexOpt(depPackage, null /* sharedLibraries */, instructionSets, 9042 getOrCreateCompilerPackageStats(depPackage), 9043 mDexManager.getPackageUseInfoOrDefault(depPackage.packageName), libraryOptions); 9044 } 9045 } 9046 return pdo.performDexOpt(p, p.usesLibraryFiles, instructionSets, 9047 getOrCreateCompilerPackageStats(p), 9048 mDexManager.getPackageUseInfoOrDefault(p.packageName), options); 9049 } 9050 9051 /** 9052 * Reconcile the information we have about the secondary dex files belonging to 9053 * {@code packagName} and the actual dex files. For all dex files that were 9054 * deleted, update the internal records and delete the generated oat files. 9055 */ 9056 @Override 9057 public void reconcileSecondaryDexFiles(String packageName) { 9058 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 9059 return; 9060 } else if (isInstantApp(packageName, UserHandle.getCallingUserId())) { 9061 return; 9062 } 9063 mDexManager.reconcileSecondaryDexFiles(packageName); 9064 } 9065 9066 // TODO(calin): this is only needed for BackgroundDexOptService. Find a cleaner way to inject 9067 // a reference there. 9068 /*package*/ DexManager getDexManager() { 9069 return mDexManager; 9070 } 9071 9072 /** 9073 * Execute the background dexopt job immediately. 9074 */ 9075 @Override 9076 public boolean runBackgroundDexoptJob() { 9077 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 9078 return false; 9079 } 9080 return BackgroundDexOptService.runIdleOptimizationsNow(this, mContext); 9081 } 9082 9083 List<PackageParser.Package> findSharedNonSystemLibraries(PackageParser.Package p) { 9084 if (p.usesLibraries != null || p.usesOptionalLibraries != null 9085 || p.usesStaticLibraries != null) { 9086 ArrayList<PackageParser.Package> retValue = new ArrayList<>(); 9087 Set<String> collectedNames = new HashSet<>(); 9088 findSharedNonSystemLibrariesRecursive(p, retValue, collectedNames); 9089 9090 retValue.remove(p); 9091 9092 return retValue; 9093 } else { 9094 return Collections.emptyList(); 9095 } 9096 } 9097 9098 private void findSharedNonSystemLibrariesRecursive(PackageParser.Package p, 9099 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 9100 if (!collectedNames.contains(p.packageName)) { 9101 collectedNames.add(p.packageName); 9102 collected.add(p); 9103 9104 if (p.usesLibraries != null) { 9105 findSharedNonSystemLibrariesRecursive(p.usesLibraries, 9106 null, collected, collectedNames); 9107 } 9108 if (p.usesOptionalLibraries != null) { 9109 findSharedNonSystemLibrariesRecursive(p.usesOptionalLibraries, 9110 null, collected, collectedNames); 9111 } 9112 if (p.usesStaticLibraries != null) { 9113 findSharedNonSystemLibrariesRecursive(p.usesStaticLibraries, 9114 p.usesStaticLibrariesVersions, collected, collectedNames); 9115 } 9116 } 9117 } 9118 9119 private void findSharedNonSystemLibrariesRecursive(ArrayList<String> libs, int[] versions, 9120 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 9121 final int libNameCount = libs.size(); 9122 for (int i = 0; i < libNameCount; i++) { 9123 String libName = libs.get(i); 9124 int version = (versions != null && versions.length == libNameCount) 9125 ? versions[i] : PackageManager.VERSION_CODE_HIGHEST; 9126 PackageParser.Package libPkg = findSharedNonSystemLibrary(libName, version); 9127 if (libPkg != null) { 9128 findSharedNonSystemLibrariesRecursive(libPkg, collected, collectedNames); 9129 } 9130 } 9131 } 9132 9133 private PackageParser.Package findSharedNonSystemLibrary(String name, int version) { 9134 synchronized (mPackages) { 9135 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(name, version); 9136 if (libEntry != null) { 9137 return mPackages.get(libEntry.apk); 9138 } 9139 return null; 9140 } 9141 } 9142 9143 private SharedLibraryEntry getSharedLibraryEntryLPr(String name, int version) { 9144 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 9145 if (versionedLib == null) { 9146 return null; 9147 } 9148 return versionedLib.get(version); 9149 } 9150 9151 private SharedLibraryEntry getLatestSharedLibraVersionLPr(PackageParser.Package pkg) { 9152 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 9153 pkg.staticSharedLibName); 9154 if (versionedLib == null) { 9155 return null; 9156 } 9157 int previousLibVersion = -1; 9158 final int versionCount = versionedLib.size(); 9159 for (int i = 0; i < versionCount; i++) { 9160 final int libVersion = versionedLib.keyAt(i); 9161 if (libVersion < pkg.staticSharedLibVersion) { 9162 previousLibVersion = Math.max(previousLibVersion, libVersion); 9163 } 9164 } 9165 if (previousLibVersion >= 0) { 9166 return versionedLib.get(previousLibVersion); 9167 } 9168 return null; 9169 } 9170 9171 public void shutdown() { 9172 mPackageUsage.writeNow(mPackages); 9173 mCompilerStats.writeNow(); 9174 mDexManager.writePackageDexUsageNow(); 9175 } 9176 9177 @Override 9178 public void dumpProfiles(String packageName) { 9179 PackageParser.Package pkg; 9180 synchronized (mPackages) { 9181 pkg = mPackages.get(packageName); 9182 if (pkg == null) { 9183 throw new IllegalArgumentException("Unknown package: " + packageName); 9184 } 9185 } 9186 /* Only the shell, root, or the app user should be able to dump profiles. */ 9187 int callingUid = Binder.getCallingUid(); 9188 if (callingUid != Process.SHELL_UID && 9189 callingUid != Process.ROOT_UID && 9190 callingUid != pkg.applicationInfo.uid) { 9191 throw new SecurityException("dumpProfiles"); 9192 } 9193 9194 synchronized (mInstallLock) { 9195 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dump profiles"); 9196 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 9197 try { 9198 List<String> allCodePaths = pkg.getAllCodePathsExcludingResourceOnly(); 9199 String codePaths = TextUtils.join(";", allCodePaths); 9200 mInstaller.dumpProfiles(sharedGid, packageName, codePaths); 9201 } catch (InstallerException e) { 9202 Slog.w(TAG, "Failed to dump profiles", e); 9203 } 9204 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9205 } 9206 } 9207 9208 @Override 9209 public void forceDexOpt(String packageName) { 9210 enforceSystemOrRoot("forceDexOpt"); 9211 9212 PackageParser.Package pkg; 9213 synchronized (mPackages) { 9214 pkg = mPackages.get(packageName); 9215 if (pkg == null) { 9216 throw new IllegalArgumentException("Unknown package: " + packageName); 9217 } 9218 } 9219 9220 synchronized (mInstallLock) { 9221 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 9222 9223 // Whoever is calling forceDexOpt wants a compiled package. 9224 // Don't use profiles since that may cause compilation to be skipped. 9225 final int res = performDexOptInternalWithDependenciesLI( 9226 pkg, 9227 new DexoptOptions(packageName, 9228 getDefaultCompilerFilter(), 9229 DexoptOptions.DEXOPT_FORCE | DexoptOptions.DEXOPT_BOOT_COMPLETE)); 9230 9231 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9232 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 9233 throw new IllegalStateException("Failed to dexopt: " + res); 9234 } 9235 } 9236 } 9237 9238 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 9239 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 9240 Slog.w(TAG, "Unable to update from " + oldPkg.name 9241 + " to " + newPkg.packageName 9242 + ": old package not in system partition"); 9243 return false; 9244 } else if (mPackages.get(oldPkg.name) != null) { 9245 Slog.w(TAG, "Unable to update from " + oldPkg.name 9246 + " to " + newPkg.packageName 9247 + ": old package still exists"); 9248 return false; 9249 } 9250 return true; 9251 } 9252 9253 void removeCodePathLI(File codePath) { 9254 if (codePath.isDirectory()) { 9255 try { 9256 mInstaller.rmPackageDir(codePath.getAbsolutePath()); 9257 } catch (InstallerException e) { 9258 Slog.w(TAG, "Failed to remove code path", e); 9259 } 9260 } else { 9261 codePath.delete(); 9262 } 9263 } 9264 9265 private int[] resolveUserIds(int userId) { 9266 return (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() : new int[] { userId }; 9267 } 9268 9269 private void clearAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 9270 if (pkg == null) { 9271 Slog.wtf(TAG, "Package was null!", new Throwable()); 9272 return; 9273 } 9274 clearAppDataLeafLIF(pkg, userId, flags); 9275 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9276 for (int i = 0; i < childCount; i++) { 9277 clearAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 9278 } 9279 } 9280 9281 private void clearAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 9282 final PackageSetting ps; 9283 synchronized (mPackages) { 9284 ps = mSettings.mPackages.get(pkg.packageName); 9285 } 9286 for (int realUserId : resolveUserIds(userId)) { 9287 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 9288 try { 9289 mInstaller.clearAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 9290 ceDataInode); 9291 } catch (InstallerException e) { 9292 Slog.w(TAG, String.valueOf(e)); 9293 } 9294 } 9295 } 9296 9297 private void destroyAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 9298 if (pkg == null) { 9299 Slog.wtf(TAG, "Package was null!", new Throwable()); 9300 return; 9301 } 9302 destroyAppDataLeafLIF(pkg, userId, flags); 9303 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9304 for (int i = 0; i < childCount; i++) { 9305 destroyAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 9306 } 9307 } 9308 9309 private void destroyAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 9310 final PackageSetting ps; 9311 synchronized (mPackages) { 9312 ps = mSettings.mPackages.get(pkg.packageName); 9313 } 9314 for (int realUserId : resolveUserIds(userId)) { 9315 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 9316 try { 9317 mInstaller.destroyAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 9318 ceDataInode); 9319 } catch (InstallerException e) { 9320 Slog.w(TAG, String.valueOf(e)); 9321 } 9322 mDexManager.notifyPackageDataDestroyed(pkg.packageName, userId); 9323 } 9324 } 9325 9326 private void destroyAppProfilesLIF(PackageParser.Package pkg, int userId) { 9327 if (pkg == null) { 9328 Slog.wtf(TAG, "Package was null!", new Throwable()); 9329 return; 9330 } 9331 destroyAppProfilesLeafLIF(pkg); 9332 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9333 for (int i = 0; i < childCount; i++) { 9334 destroyAppProfilesLeafLIF(pkg.childPackages.get(i)); 9335 } 9336 } 9337 9338 private void destroyAppProfilesLeafLIF(PackageParser.Package pkg) { 9339 try { 9340 mInstaller.destroyAppProfiles(pkg.packageName); 9341 } catch (InstallerException e) { 9342 Slog.w(TAG, String.valueOf(e)); 9343 } 9344 } 9345 9346 private void clearAppProfilesLIF(PackageParser.Package pkg, int userId) { 9347 if (pkg == null) { 9348 Slog.wtf(TAG, "Package was null!", new Throwable()); 9349 return; 9350 } 9351 clearAppProfilesLeafLIF(pkg); 9352 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9353 for (int i = 0; i < childCount; i++) { 9354 clearAppProfilesLeafLIF(pkg.childPackages.get(i)); 9355 } 9356 } 9357 9358 private void clearAppProfilesLeafLIF(PackageParser.Package pkg) { 9359 try { 9360 mInstaller.clearAppProfiles(pkg.packageName); 9361 } catch (InstallerException e) { 9362 Slog.w(TAG, String.valueOf(e)); 9363 } 9364 } 9365 9366 private void setInstallAndUpdateTime(PackageParser.Package pkg, long firstInstallTime, 9367 long lastUpdateTime) { 9368 // Set parent install/update time 9369 PackageSetting ps = (PackageSetting) pkg.mExtras; 9370 if (ps != null) { 9371 ps.firstInstallTime = firstInstallTime; 9372 ps.lastUpdateTime = lastUpdateTime; 9373 } 9374 // Set children install/update time 9375 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9376 for (int i = 0; i < childCount; i++) { 9377 PackageParser.Package childPkg = pkg.childPackages.get(i); 9378 ps = (PackageSetting) childPkg.mExtras; 9379 if (ps != null) { 9380 ps.firstInstallTime = firstInstallTime; 9381 ps.lastUpdateTime = lastUpdateTime; 9382 } 9383 } 9384 } 9385 9386 private void addSharedLibraryLPr(Set<String> usesLibraryFiles, 9387 SharedLibraryEntry file, 9388 PackageParser.Package changingLib) { 9389 if (file.path != null) { 9390 usesLibraryFiles.add(file.path); 9391 return; 9392 } 9393 PackageParser.Package p = mPackages.get(file.apk); 9394 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 9395 // If we are doing this while in the middle of updating a library apk, 9396 // then we need to make sure to use that new apk for determining the 9397 // dependencies here. (We haven't yet finished committing the new apk 9398 // to the package manager state.) 9399 if (p == null || p.packageName.equals(changingLib.packageName)) { 9400 p = changingLib; 9401 } 9402 } 9403 if (p != null) { 9404 usesLibraryFiles.addAll(p.getAllCodePaths()); 9405 if (p.usesLibraryFiles != null) { 9406 Collections.addAll(usesLibraryFiles, p.usesLibraryFiles); 9407 } 9408 } 9409 } 9410 9411 private void updateSharedLibrariesLPr(PackageParser.Package pkg, 9412 PackageParser.Package changingLib) throws PackageManagerException { 9413 if (pkg == null) { 9414 return; 9415 } 9416 // The collection used here must maintain the order of addition (so 9417 // that libraries are searched in the correct order) and must have no 9418 // duplicates. 9419 Set<String> usesLibraryFiles = null; 9420 if (pkg.usesLibraries != null) { 9421 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesLibraries, 9422 null, null, pkg.packageName, changingLib, true, 9423 pkg.applicationInfo.targetSdkVersion, null); 9424 } 9425 if (pkg.usesStaticLibraries != null) { 9426 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesStaticLibraries, 9427 pkg.usesStaticLibrariesVersions, pkg.usesStaticLibrariesCertDigests, 9428 pkg.packageName, changingLib, true, 9429 pkg.applicationInfo.targetSdkVersion, usesLibraryFiles); 9430 } 9431 if (pkg.usesOptionalLibraries != null) { 9432 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesOptionalLibraries, 9433 null, null, pkg.packageName, changingLib, false, 9434 pkg.applicationInfo.targetSdkVersion, usesLibraryFiles); 9435 } 9436 if (!ArrayUtils.isEmpty(usesLibraryFiles)) { 9437 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[usesLibraryFiles.size()]); 9438 } else { 9439 pkg.usesLibraryFiles = null; 9440 } 9441 } 9442 9443 private Set<String> addSharedLibrariesLPw(@NonNull List<String> requestedLibraries, 9444 @Nullable int[] requiredVersions, @Nullable String[][] requiredCertDigests, 9445 @NonNull String packageName, @Nullable PackageParser.Package changingLib, 9446 boolean required, int targetSdk, @Nullable Set<String> outUsedLibraries) 9447 throws PackageManagerException { 9448 final int libCount = requestedLibraries.size(); 9449 for (int i = 0; i < libCount; i++) { 9450 final String libName = requestedLibraries.get(i); 9451 final int libVersion = requiredVersions != null ? requiredVersions[i] 9452 : SharedLibraryInfo.VERSION_UNDEFINED; 9453 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(libName, libVersion); 9454 if (libEntry == null) { 9455 if (required) { 9456 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9457 "Package " + packageName + " requires unavailable shared library " 9458 + libName + "; failing!"); 9459 } else if (DEBUG_SHARED_LIBRARIES) { 9460 Slog.i(TAG, "Package " + packageName 9461 + " desires unavailable shared library " 9462 + libName + "; ignoring!"); 9463 } 9464 } else { 9465 if (requiredVersions != null && requiredCertDigests != null) { 9466 if (libEntry.info.getVersion() != requiredVersions[i]) { 9467 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9468 "Package " + packageName + " requires unavailable static shared" 9469 + " library " + libName + " version " 9470 + libEntry.info.getVersion() + "; failing!"); 9471 } 9472 9473 PackageParser.Package libPkg = mPackages.get(libEntry.apk); 9474 if (libPkg == null) { 9475 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9476 "Package " + packageName + " requires unavailable static shared" 9477 + " library; failing!"); 9478 } 9479 9480 final String[] expectedCertDigests = requiredCertDigests[i]; 9481 // For apps targeting O MR1 we require explicit enumeration of all certs. 9482 final String[] libCertDigests = (targetSdk > Build.VERSION_CODES.O) 9483 ? PackageUtils.computeSignaturesSha256Digests(libPkg.mSignatures) 9484 : PackageUtils.computeSignaturesSha256Digests( 9485 new Signature[]{libPkg.mSignatures[0]}); 9486 9487 // Take a shortcut if sizes don't match. Note that if an app doesn't 9488 // target O we don't parse the "additional-certificate" tags similarly 9489 // how we only consider all certs only for apps targeting O (see above). 9490 // Therefore, the size check is safe to make. 9491 if (expectedCertDigests.length != libCertDigests.length) { 9492 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9493 "Package " + packageName + " requires differently signed" + 9494 " static sDexLoadReporter.java:45.19hared library; failing!"); 9495 } 9496 9497 // Use a predictable order as signature order may vary 9498 Arrays.sort(libCertDigests); 9499 Arrays.sort(expectedCertDigests); 9500 9501 final int certCount = libCertDigests.length; 9502 for (int j = 0; j < certCount; j++) { 9503 if (!libCertDigests[j].equalsIgnoreCase(expectedCertDigests[j])) { 9504 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9505 "Package " + packageName + " requires differently signed" + 9506 " static shared library; failing!"); 9507 } 9508 } 9509 } 9510 9511 if (outUsedLibraries == null) { 9512 // Use LinkedHashSet to preserve the order of files added to 9513 // usesLibraryFiles while eliminating duplicates. 9514 outUsedLibraries = new LinkedHashSet<>(); 9515 } 9516 addSharedLibraryLPr(outUsedLibraries, libEntry, changingLib); 9517 } 9518 } 9519 return outUsedLibraries; 9520 } 9521 9522 private static boolean hasString(List<String> list, List<String> which) { 9523 if (list == null) { 9524 return false; 9525 } 9526 for (int i=list.size()-1; i>=0; i--) { 9527 for (int j=which.size()-1; j>=0; j--) { 9528 if (which.get(j).equals(list.get(i))) { 9529 return true; 9530 } 9531 } 9532 } 9533 return false; 9534 } 9535 9536 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 9537 PackageParser.Package changingPkg) { 9538 ArrayList<PackageParser.Package> res = null; 9539 for (PackageParser.Package pkg : mPackages.values()) { 9540 if (changingPkg != null 9541 && !hasString(pkg.usesLibraries, changingPkg.libraryNames) 9542 && !hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames) 9543 && !ArrayUtils.contains(pkg.usesStaticLibraries, 9544 changingPkg.staticSharedLibName)) { 9545 return null; 9546 } 9547 if (res == null) { 9548 res = new ArrayList<>(); 9549 } 9550 res.add(pkg); 9551 try { 9552 updateSharedLibrariesLPr(pkg, changingPkg); 9553 } catch (PackageManagerException e) { 9554 // If a system app update or an app and a required lib missing we 9555 // delete the package and for updated system apps keep the data as 9556 // it is better for the user to reinstall than to be in an limbo 9557 // state. Also libs disappearing under an app should never happen 9558 // - just in case. 9559 if (!pkg.isSystem() || pkg.isUpdatedSystemApp()) { 9560 final int flags = pkg.isUpdatedSystemApp() 9561 ? PackageManager.DELETE_KEEP_DATA : 0; 9562 deletePackageLIF(pkg.packageName, null, true, sUserManager.getUserIds(), 9563 flags , null, true, null); 9564 } 9565 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 9566 } 9567 } 9568 return res; 9569 } 9570 9571 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, 9572 final int policyFlags, int scanFlags, long currentTime, @Nullable UserHandle user) 9573 throws PackageManagerException { 9574 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 9575 // If the package has children and this is the first dive in the function 9576 // we recursively scan the package with the SCAN_CHECK_ONLY flag set to see 9577 // whether all packages (parent and children) would be successfully scanned 9578 // before the actual scan since scanning mutates internal state and we want 9579 // to atomically install the package and its children. 9580 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 9581 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 9582 scanFlags |= SCAN_CHECK_ONLY; 9583 } 9584 } else { 9585 scanFlags &= ~SCAN_CHECK_ONLY; 9586 } 9587 9588 final PackageParser.Package scannedPkg; 9589 try { 9590 // Scan the parent 9591 scannedPkg = scanPackageLI(pkg, policyFlags, scanFlags, currentTime, user); 9592 // Scan the children 9593 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9594 for (int i = 0; i < childCount; i++) { 9595 PackageParser.Package childPkg = pkg.childPackages.get(i); 9596 scanPackageLI(childPkg, policyFlags, 9597 scanFlags, currentTime, user); 9598 } 9599 } finally { 9600 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9601 } 9602 9603 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9604 return scanPackageTracedLI(pkg, policyFlags, scanFlags, currentTime, user); 9605 } 9606 9607 return scannedPkg; 9608 } 9609 9610 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, final int policyFlags, 9611 int scanFlags, long currentTime, @Nullable UserHandle user) 9612 throws PackageManagerException { 9613 boolean success = false; 9614 try { 9615 final PackageParser.Package res = scanPackageDirtyLI(pkg, policyFlags, scanFlags, 9616 currentTime, user); 9617 success = true; 9618 return res; 9619 } finally { 9620 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 9621 // DELETE_DATA_ON_FAILURES is only used by frozen paths 9622 destroyAppDataLIF(pkg, UserHandle.USER_ALL, 9623 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 9624 destroyAppProfilesLIF(pkg, UserHandle.USER_ALL); 9625 } 9626 } 9627 } 9628 9629 /** 9630 * Returns {@code true} if the given file contains code. Otherwise {@code false}. 9631 */ 9632 private static boolean apkHasCode(String fileName) { 9633 StrictJarFile jarFile = null; 9634 try { 9635 jarFile = new StrictJarFile(fileName, 9636 false /*verify*/, false /*signatureSchemeRollbackProtectionsEnforced*/); 9637 return jarFile.findEntry("classes.dex") != null; 9638 } catch (IOException ignore) { 9639 } finally { 9640 try { 9641 if (jarFile != null) { 9642 jarFile.close(); 9643 } 9644 } catch (IOException ignore) {} 9645 } 9646 return false; 9647 } 9648 9649 /** 9650 * Enforces code policy for the package. This ensures that if an APK has 9651 * declared hasCode="true" in its manifest that the APK actually contains 9652 * code. 9653 * 9654 * @throws PackageManagerException If bytecode could not be found when it should exist 9655 */ 9656 private static void assertCodePolicy(PackageParser.Package pkg) 9657 throws PackageManagerException { 9658 final boolean shouldHaveCode = 9659 (pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) != 0; 9660 if (shouldHaveCode && !apkHasCode(pkg.baseCodePath)) { 9661 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 9662 "Package " + pkg.baseCodePath + " code is missing"); 9663 } 9664 9665 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 9666 for (int i = 0; i < pkg.splitCodePaths.length; i++) { 9667 final boolean splitShouldHaveCode = 9668 (pkg.splitFlags[i] & ApplicationInfo.FLAG_HAS_CODE) != 0; 9669 if (splitShouldHaveCode && !apkHasCode(pkg.splitCodePaths[i])) { 9670 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 9671 "Package " + pkg.splitCodePaths[i] + " code is missing"); 9672 } 9673 } 9674 } 9675 } 9676 9677 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, 9678 final int policyFlags, final int scanFlags, long currentTime, @Nullable UserHandle user) 9679 throws PackageManagerException { 9680 if (DEBUG_PACKAGE_SCANNING) { 9681 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 9682 Log.d(TAG, "Scanning package " + pkg.packageName); 9683 } 9684 9685 applyPolicy(pkg, policyFlags); 9686 9687 assertPackageIsValid(pkg, policyFlags, scanFlags); 9688 9689 if (Build.IS_DEBUGGABLE && 9690 pkg.isPrivileged() && 9691 !SystemProperties.getBoolean("pm.dexopt.priv-apps", true)) { 9692 PackageManagerServiceUtils.logPackageHasUncompressedCode(pkg); 9693 } 9694 9695 // Initialize package source and resource directories 9696 final File scanFile = new File(pkg.codePath); 9697 final File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 9698 final File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 9699 9700 SharedUserSetting suid = null; 9701 PackageSetting pkgSetting = null; 9702 9703 // Getting the package setting may have a side-effect, so if we 9704 // are only checking if scan would succeed, stash a copy of the 9705 // old setting to restore at the end. 9706 PackageSetting nonMutatedPs = null; 9707 9708 // We keep references to the derived CPU Abis from settings in oder to reuse 9709 // them in the case where we're not upgrading or booting for the first time. 9710 String primaryCpuAbiFromSettings = null; 9711 String secondaryCpuAbiFromSettings = null; 9712 9713 // writer 9714 synchronized (mPackages) { 9715 if (pkg.mSharedUserId != null) { 9716 // SIDE EFFECTS; may potentially allocate a new shared user 9717 suid = mSettings.getSharedUserLPw( 9718 pkg.mSharedUserId, 0 /*pkgFlags*/, 0 /*pkgPrivateFlags*/, true /*create*/); 9719 if (DEBUG_PACKAGE_SCANNING) { 9720 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 9721 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 9722 + "): packages=" + suid.packages); 9723 } 9724 } 9725 9726 // Check if we are renaming from an original package name. 9727 PackageSetting origPackage = null; 9728 String realName = null; 9729 if (pkg.mOriginalPackages != null) { 9730 // This package may need to be renamed to a previously 9731 // installed name. Let's check on that... 9732 final String renamed = mSettings.getRenamedPackageLPr(pkg.mRealPackage); 9733 if (pkg.mOriginalPackages.contains(renamed)) { 9734 // This package had originally been installed as the 9735 // original name, and we have already taken care of 9736 // transitioning to the new one. Just update the new 9737 // one to continue using the old name. 9738 realName = pkg.mRealPackage; 9739 if (!pkg.packageName.equals(renamed)) { 9740 // Callers into this function may have already taken 9741 // care of renaming the package; only do it here if 9742 // it is not already done. 9743 pkg.setPackageName(renamed); 9744 } 9745 } else { 9746 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 9747 if ((origPackage = mSettings.getPackageLPr( 9748 pkg.mOriginalPackages.get(i))) != null) { 9749 // We do have the package already installed under its 9750 // original name... should we use it? 9751 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 9752 // New package is not compatible with original. 9753 origPackage = null; 9754 continue; 9755 } else if (origPackage.sharedUser != null) { 9756 // Make sure uid is compatible between packages. 9757 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 9758 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 9759 + " to " + pkg.packageName + ": old uid " 9760 + origPackage.sharedUser.name 9761 + " differs from " + pkg.mSharedUserId); 9762 origPackage = null; 9763 continue; 9764 } 9765 // TODO: Add case when shared user id is added [b/28144775] 9766 } else { 9767 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 9768 + pkg.packageName + " to old name " + origPackage.name); 9769 } 9770 break; 9771 } 9772 } 9773 } 9774 } 9775 9776 if (mTransferedPackages.contains(pkg.packageName)) { 9777 Slog.w(TAG, "Package " + pkg.packageName 9778 + " was transferred to another, but its .apk remains"); 9779 } 9780 9781 // See comments in nonMutatedPs declaration 9782 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9783 PackageSetting foundPs = mSettings.getPackageLPr(pkg.packageName); 9784 if (foundPs != null) { 9785 nonMutatedPs = new PackageSetting(foundPs); 9786 } 9787 } 9788 9789 if ((scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) == 0) { 9790 PackageSetting foundPs = mSettings.getPackageLPr(pkg.packageName); 9791 if (foundPs != null) { 9792 primaryCpuAbiFromSettings = foundPs.primaryCpuAbiString; 9793 secondaryCpuAbiFromSettings = foundPs.secondaryCpuAbiString; 9794 } 9795 } 9796 9797 pkgSetting = mSettings.getPackageLPr(pkg.packageName); 9798 if (pkgSetting != null && pkgSetting.sharedUser != suid) { 9799 PackageManagerService.reportSettingsProblem(Log.WARN, 9800 "Package " + pkg.packageName + " shared user changed from " 9801 + (pkgSetting.sharedUser != null 9802 ? pkgSetting.sharedUser.name : "<nothing>") 9803 + " to " 9804 + (suid != null ? suid.name : "<nothing>") 9805 + "; replacing with new"); 9806 pkgSetting = null; 9807 } 9808 final PackageSetting oldPkgSetting = 9809 pkgSetting == null ? null : new PackageSetting(pkgSetting); 9810 final PackageSetting disabledPkgSetting = 9811 mSettings.getDisabledSystemPkgLPr(pkg.packageName); 9812 9813 String[] usesStaticLibraries = null; 9814 if (pkg.usesStaticLibraries != null) { 9815 usesStaticLibraries = new String[pkg.usesStaticLibraries.size()]; 9816 pkg.usesStaticLibraries.toArray(usesStaticLibraries); 9817 } 9818 9819 if (pkgSetting == null) { 9820 final String parentPackageName = (pkg.parentPackage != null) 9821 ? pkg.parentPackage.packageName : null; 9822 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 9823 final boolean virtualPreload = (scanFlags & SCAN_AS_VIRTUAL_PRELOAD) != 0; 9824 // REMOVE SharedUserSetting from method; update in a separate call 9825 pkgSetting = Settings.createNewSetting(pkg.packageName, origPackage, 9826 disabledPkgSetting, realName, suid, destCodeFile, destResourceFile, 9827 pkg.applicationInfo.nativeLibraryRootDir, pkg.applicationInfo.primaryCpuAbi, 9828 pkg.applicationInfo.secondaryCpuAbi, pkg.mVersionCode, 9829 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, user, 9830 true /*allowInstall*/, instantApp, virtualPreload, 9831 parentPackageName, pkg.getChildPackageNames(), 9832 UserManagerService.getInstance(), usesStaticLibraries, 9833 pkg.usesStaticLibrariesVersions); 9834 // SIDE EFFECTS; updates system state; move elsewhere 9835 if (origPackage != null) { 9836 mSettings.addRenamedPackageLPw(pkg.packageName, origPackage.name); 9837 } 9838 mSettings.addUserToSettingLPw(pkgSetting); 9839 } else { 9840 // REMOVE SharedUserSetting from method; update in a separate call. 9841 // 9842 // TODO(narayan): This update is bogus. nativeLibraryDir & primaryCpuAbi, 9843 // secondaryCpuAbi are not known at this point so we always update them 9844 // to null here, only to reset them at a later point. 9845 Settings.updatePackageSetting(pkgSetting, disabledPkgSetting, suid, destCodeFile, 9846 pkg.applicationInfo.nativeLibraryDir, pkg.applicationInfo.primaryCpuAbi, 9847 pkg.applicationInfo.secondaryCpuAbi, pkg.applicationInfo.flags, 9848 pkg.applicationInfo.privateFlags, pkg.getChildPackageNames(), 9849 UserManagerService.getInstance(), usesStaticLibraries, 9850 pkg.usesStaticLibrariesVersions); 9851 } 9852 // SIDE EFFECTS; persists system state to files on disk; move elsewhere 9853 mSettings.writeUserRestrictionsLPw(pkgSetting, oldPkgSetting); 9854 9855 // SIDE EFFECTS; modifies system state; move elsewhere 9856 if (pkgSetting.origPackage != null) { 9857 // If we are first transitioning from an original package, 9858 // fix up the new package's name now. We need to do this after 9859 // looking up the package under its new name, so getPackageLP 9860 // can take care of fiddling things correctly. 9861 pkg.setPackageName(origPackage.name); 9862 9863 // File a report about this. 9864 String msg = "New package " + pkgSetting.realName 9865 + " renamed to replace old package " + pkgSetting.name; 9866 reportSettingsProblem(Log.WARN, msg); 9867 9868 // Make a note of it. 9869 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 9870 mTransferedPackages.add(origPackage.name); 9871 } 9872 9873 // No longer need to retain this. 9874 pkgSetting.origPackage = null; 9875 } 9876 9877 // SIDE EFFECTS; modifies system state; move elsewhere 9878 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && realName != null) { 9879 // Make a note of it. 9880 mTransferedPackages.add(pkg.packageName); 9881 } 9882 9883 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 9884 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 9885 } 9886 9887 if ((scanFlags & SCAN_BOOTING) == 0 9888 && (policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9889 // Check all shared libraries and map to their actual file path. 9890 // We only do this here for apps not on a system dir, because those 9891 // are the only ones that can fail an install due to this. We 9892 // will take care of the system apps by updating all of their 9893 // library paths after the scan is done. Also during the initial 9894 // scan don't update any libs as we do this wholesale after all 9895 // apps are scanned to avoid dependency based scanning. 9896 updateSharedLibrariesLPr(pkg, null); 9897 } 9898 9899 if (mFoundPolicyFile) { 9900 SELinuxMMAC.assignSeInfoValue(pkg); 9901 } 9902 pkg.applicationInfo.uid = pkgSetting.appId; 9903 pkg.mExtras = pkgSetting; 9904 9905 9906 // Static shared libs have same package with different versions where 9907 // we internally use a synthetic package name to allow multiple versions 9908 // of the same package, therefore we need to compare signatures against 9909 // the package setting for the latest library version. 9910 PackageSetting signatureCheckPs = pkgSetting; 9911 if (pkg.applicationInfo.isStaticSharedLibrary()) { 9912 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 9913 if (libraryEntry != null) { 9914 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 9915 } 9916 } 9917 9918 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 9919 if (ksms.shouldCheckUpgradeKeySetLocked(signatureCheckPs, scanFlags)) { 9920 if (ksms.checkUpgradeKeySetLocked(signatureCheckPs, pkg)) { 9921 // We just determined the app is signed correctly, so bring 9922 // over the latest parsed certs. 9923 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9924 } else { 9925 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9926 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 9927 "Package " + pkg.packageName + " upgrade keys do not match the " 9928 + "previously installed version"); 9929 } else { 9930 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9931 String msg = "System package " + pkg.packageName 9932 + " signature changed; retaining data."; 9933 reportSettingsProblem(Log.WARN, msg); 9934 } 9935 } 9936 } else { 9937 try { 9938 final boolean compareCompat = isCompatSignatureUpdateNeeded(pkg); 9939 final boolean compareRecover = isRecoverSignatureUpdateNeeded(pkg); 9940 final boolean compatMatch = verifySignatures(signatureCheckPs, pkg.mSignatures, 9941 compareCompat, compareRecover); 9942 // The new KeySets will be re-added later in the scanning process. 9943 if (compatMatch) { 9944 synchronized (mPackages) { 9945 ksms.removeAppKeySetDataLPw(pkg.packageName); 9946 } 9947 } 9948 // We just determined the app is signed correctly, so bring 9949 // over the latest parsed certs. 9950 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9951 } catch (PackageManagerException e) { 9952 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9953 throw e; 9954 } 9955 // The signature has changed, but this package is in the system 9956 // image... let's recover! 9957 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9958 // However... if this package is part of a shared user, but it 9959 // doesn't match the signature of the shared user, let's fail. 9960 // What this means is that you can't change the signatures 9961 // associated with an overall shared user, which doesn't seem all 9962 // that unreasonable. 9963 if (signatureCheckPs.sharedUser != null) { 9964 if (compareSignatures(signatureCheckPs.sharedUser.signatures.mSignatures, 9965 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 9966 throw new PackageManagerException( 9967 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 9968 "Signature mismatch for shared user: " 9969 + pkgSetting.sharedUser); 9970 } 9971 } 9972 // File a report about this. 9973 String msg = "System package " + pkg.packageName 9974 + " signature changed; retaining data."; 9975 reportSettingsProblem(Log.WARN, msg); 9976 } 9977 } 9978 9979 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && pkg.mAdoptPermissions != null) { 9980 // This package wants to adopt ownership of permissions from 9981 // another package. 9982 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 9983 final String origName = pkg.mAdoptPermissions.get(i); 9984 final PackageSetting orig = mSettings.getPackageLPr(origName); 9985 if (orig != null) { 9986 if (verifyPackageUpdateLPr(orig, pkg)) { 9987 Slog.i(TAG, "Adopting permissions from " + origName + " to " 9988 + pkg.packageName); 9989 // SIDE EFFECTS; updates permissions system state; move elsewhere 9990 mSettings.mPermissions.transferPermissions(origName, pkg.packageName); 9991 } 9992 } 9993 } 9994 } 9995 } 9996 9997 pkg.applicationInfo.processName = fixProcessName( 9998 pkg.applicationInfo.packageName, 9999 pkg.applicationInfo.processName); 10000 10001 if (pkg != mPlatformPackage) { 10002 // Get all of our default paths setup 10003 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 10004 } 10005 10006 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 10007 10008 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 10009 if ((scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) != 0) { 10010 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "derivePackageAbi"); 10011 final boolean extractNativeLibs = !pkg.isLibrary(); 10012 derivePackageAbi(pkg, scanFile, cpuAbiOverride, extractNativeLibs, 10013 mAppLib32InstallDir); 10014 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10015 10016 // Some system apps still use directory structure for native libraries 10017 // in which case we might end up not detecting abi solely based on apk 10018 // structure. Try to detect abi based on directory structure. 10019 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 10020 pkg.applicationInfo.primaryCpuAbi == null) { 10021 setBundledAppAbisAndRoots(pkg, pkgSetting); 10022 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 10023 } 10024 } else { 10025 // This is not a first boot or an upgrade, don't bother deriving the 10026 // ABI during the scan. Instead, trust the value that was stored in the 10027 // package setting. 10028 pkg.applicationInfo.primaryCpuAbi = primaryCpuAbiFromSettings; 10029 pkg.applicationInfo.secondaryCpuAbi = secondaryCpuAbiFromSettings; 10030 10031 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 10032 10033 if (DEBUG_ABI_SELECTION) { 10034 Slog.i(TAG, "Using ABIS and native lib paths from settings : " + 10035 pkg.packageName + " " + pkg.applicationInfo.primaryCpuAbi + ", " + 10036 pkg.applicationInfo.secondaryCpuAbi); 10037 } 10038 } 10039 } else { 10040 if ((scanFlags & SCAN_MOVE) != 0) { 10041 // We haven't run dex-opt for this move (since we've moved the compiled output too) 10042 // but we already have this packages package info in the PackageSetting. We just 10043 // use that and derive the native library path based on the new codepath. 10044 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 10045 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 10046 } 10047 10048 // Set native library paths again. For moves, the path will be updated based on the 10049 // ABIs we've determined above. For non-moves, the path will be updated based on the 10050 // ABIs we determined during compilation, but the path will depend on the final 10051 // package path (after the rename away from the stage path). 10052 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 10053 } 10054 10055 // This is a special case for the "system" package, where the ABI is 10056 // dictated by the zygote configuration (and init.rc). We should keep track 10057 // of this ABI so that we can deal with "normal" applications that run under 10058 // the same UID correctly. 10059 if (mPlatformPackage == pkg) { 10060 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 10061 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 10062 } 10063 10064 // If there's a mismatch between the abi-override in the package setting 10065 // and the abiOverride specified for the install. Warn about this because we 10066 // would've already compiled the app without taking the package setting into 10067 // account. 10068 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 10069 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 10070 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 10071 " for package " + pkg.packageName); 10072 } 10073 } 10074 10075 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 10076 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 10077 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 10078 10079 // Copy the derived override back to the parsed package, so that we can 10080 // update the package settings accordingly. 10081 pkg.cpuAbiOverride = cpuAbiOverride; 10082 10083 if (DEBUG_ABI_SELECTION) { 10084 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 10085 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 10086 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 10087 } 10088 10089 // Push the derived path down into PackageSettings so we know what to 10090 // clean up at uninstall time. 10091 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 10092 10093 if (DEBUG_ABI_SELECTION) { 10094 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 10095 " primary=" + pkg.applicationInfo.primaryCpuAbi + 10096 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 10097 } 10098 10099 // SIDE EFFECTS; removes DEX files from disk; move elsewhere 10100 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 10101 // We don't do this here during boot because we can do it all 10102 // at once after scanning all existing packages. 10103 // 10104 // We also do this *before* we perform dexopt on this package, so that 10105 // we can avoid redundant dexopts, and also to make sure we've got the 10106 // code and package path correct. 10107 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, pkg); 10108 } 10109 10110 if (mFactoryTest && pkg.requestedPermissions.contains( 10111 android.Manifest.permission.FACTORY_TEST)) { 10112 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 10113 } 10114 10115 if (isSystemApp(pkg)) { 10116 pkgSetting.isOrphaned = true; 10117 } 10118 10119 // Take care of first install / last update times. 10120 final long scanFileTime = getLastModifiedTime(pkg, scanFile); 10121 if (currentTime != 0) { 10122 if (pkgSetting.firstInstallTime == 0) { 10123 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 10124 } else if ((scanFlags & SCAN_UPDATE_TIME) != 0) { 10125 pkgSetting.lastUpdateTime = currentTime; 10126 } 10127 } else if (pkgSetting.firstInstallTime == 0) { 10128 // We need *something*. Take time time stamp of the file. 10129 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 10130 } else if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 10131 if (scanFileTime != pkgSetting.timeStamp) { 10132 // A package on the system image has changed; consider this 10133 // to be an update. 10134 pkgSetting.lastUpdateTime = scanFileTime; 10135 } 10136 } 10137 pkgSetting.setTimeStamp(scanFileTime); 10138 10139 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 10140 if (nonMutatedPs != null) { 10141 synchronized (mPackages) { 10142 mSettings.mPackages.put(nonMutatedPs.name, nonMutatedPs); 10143 } 10144 } 10145 } else { 10146 final int userId = user == null ? 0 : user.getIdentifier(); 10147 // Modify state for the given package setting 10148 commitPackageSettings(pkg, pkgSetting, user, scanFlags, 10149 (policyFlags & PackageParser.PARSE_CHATTY) != 0 /*chatty*/); 10150 if (pkgSetting.getInstantApp(userId)) { 10151 mInstantAppRegistry.addInstantAppLPw(userId, pkgSetting.appId); 10152 } 10153 } 10154 return pkg; 10155 } 10156 10157 /** 10158 * Applies policy to the parsed package based upon the given policy flags. 10159 * Ensures the package is in a good state. 10160 * <p> 10161 * Implementation detail: This method must NOT have any side effect. It would 10162 * ideally be static, but, it requires locks to read system state. 10163 */ 10164 private void applyPolicy(PackageParser.Package pkg, int policyFlags) { 10165 if ((policyFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 10166 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 10167 if (pkg.applicationInfo.isDirectBootAware()) { 10168 // we're direct boot aware; set for all components 10169 for (PackageParser.Service s : pkg.services) { 10170 s.info.encryptionAware = s.info.directBootAware = true; 10171 } 10172 for (PackageParser.Provider p : pkg.providers) { 10173 p.info.encryptionAware = p.info.directBootAware = true; 10174 } 10175 for (PackageParser.Activity a : pkg.activities) { 10176 a.info.encryptionAware = a.info.directBootAware = true; 10177 } 10178 for (PackageParser.Activity r : pkg.receivers) { 10179 r.info.encryptionAware = r.info.directBootAware = true; 10180 } 10181 } 10182 if (compressedFileExists(pkg.codePath)) { 10183 pkg.isStub = true; 10184 } 10185 } else { 10186 // Only allow system apps to be flagged as core apps. 10187 pkg.coreApp = false; 10188 // clear flags not applicable to regular apps 10189 pkg.applicationInfo.privateFlags &= 10190 ~ApplicationInfo.PRIVATE_FLAG_DEFAULT_TO_DEVICE_PROTECTED_STORAGE; 10191 pkg.applicationInfo.privateFlags &= 10192 ~ApplicationInfo.PRIVATE_FLAG_DIRECT_BOOT_AWARE; 10193 } 10194 pkg.mTrustedOverlay = (policyFlags&PackageParser.PARSE_TRUSTED_OVERLAY) != 0; 10195 10196 if ((policyFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 10197 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 10198 } 10199 10200 if ((policyFlags&PackageParser.PARSE_IS_OEM) != 0) { 10201 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_OEM; 10202 } 10203 10204 if (!isSystemApp(pkg)) { 10205 // Only system apps can use these features. 10206 pkg.mOriginalPackages = null; 10207 pkg.mRealPackage = null; 10208 pkg.mAdoptPermissions = null; 10209 } 10210 } 10211 10212 /** 10213 * Asserts the parsed package is valid according to the given policy. If the 10214 * package is invalid, for whatever reason, throws {@link PackageManagerException}. 10215 * <p> 10216 * Implementation detail: This method must NOT have any side effects. It would 10217 * ideally be static, but, it requires locks to read system state. 10218 * 10219 * @throws PackageManagerException If the package fails any of the validation checks 10220 */ 10221 private void assertPackageIsValid(PackageParser.Package pkg, int policyFlags, int scanFlags) 10222 throws PackageManagerException { 10223 if ((policyFlags & PackageParser.PARSE_ENFORCE_CODE) != 0) { 10224 assertCodePolicy(pkg); 10225 } 10226 10227 if (pkg.applicationInfo.getCodePath() == null || 10228 pkg.applicationInfo.getResourcePath() == null) { 10229 // Bail out. The resource and code paths haven't been set. 10230 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 10231 "Code and resource paths haven't been set correctly"); 10232 } 10233 10234 // Make sure we're not adding any bogus keyset info 10235 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 10236 ksms.assertScannedPackageValid(pkg); 10237 10238 synchronized (mPackages) { 10239 // The special "android" package can only be defined once 10240 if (pkg.packageName.equals("android")) { 10241 if (mAndroidApplication != null) { 10242 Slog.w(TAG, "*************************************************"); 10243 Slog.w(TAG, "Core android package being redefined. Skipping."); 10244 Slog.w(TAG, " codePath=" + pkg.codePath); 10245 Slog.w(TAG, "*************************************************"); 10246 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 10247 "Core android package being redefined. Skipping."); 10248 } 10249 } 10250 10251 // A package name must be unique; don't allow duplicates 10252 if (mPackages.containsKey(pkg.packageName)) { 10253 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 10254 "Application package " + pkg.packageName 10255 + " already installed. Skipping duplicate."); 10256 } 10257 10258 if (pkg.applicationInfo.isStaticSharedLibrary()) { 10259 // Static libs have a synthetic package name containing the version 10260 // but we still want the base name to be unique. 10261 if (mPackages.containsKey(pkg.manifestPackageName)) { 10262 throw new PackageManagerException( 10263 "Duplicate static shared lib provider package"); 10264 } 10265 10266 // Static shared libraries should have at least O target SDK 10267 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.O) { 10268 throw new PackageManagerException( 10269 "Packages declaring static-shared libs must target O SDK or higher"); 10270 } 10271 10272 // Package declaring static a shared lib cannot be instant apps 10273 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 10274 throw new PackageManagerException( 10275 "Packages declaring static-shared libs cannot be instant apps"); 10276 } 10277 10278 // Package declaring static a shared lib cannot be renamed since the package 10279 // name is synthetic and apps can't code around package manager internals. 10280 if (!ArrayUtils.isEmpty(pkg.mOriginalPackages)) { 10281 throw new PackageManagerException( 10282 "Packages declaring static-shared libs cannot be renamed"); 10283 } 10284 10285 // Package declaring static a shared lib cannot declare child packages 10286 if (!ArrayUtils.isEmpty(pkg.childPackages)) { 10287 throw new PackageManagerException( 10288 "Packages declaring static-shared libs cannot have child packages"); 10289 } 10290 10291 // Package declaring static a shared lib cannot declare dynamic libs 10292 if (!ArrayUtils.isEmpty(pkg.libraryNames)) { 10293 throw new PackageManagerException( 10294 "Packages declaring static-shared libs cannot declare dynamic libs"); 10295 } 10296 10297 // Package declaring static a shared lib cannot declare shared users 10298 if (pkg.mSharedUserId != null) { 10299 throw new PackageManagerException( 10300 "Packages declaring static-shared libs cannot declare shared users"); 10301 } 10302 10303 // Static shared libs cannot declare activities 10304 if (!pkg.activities.isEmpty()) { 10305 throw new PackageManagerException( 10306 "Static shared libs cannot declare activities"); 10307 } 10308 10309 // Static shared libs cannot declare services 10310 if (!pkg.services.isEmpty()) { 10311 throw new PackageManagerException( 10312 "Static shared libs cannot declare services"); 10313 } 10314 10315 // Static shared libs cannot declare providers 10316 if (!pkg.providers.isEmpty()) { 10317 throw new PackageManagerException( 10318 "Static shared libs cannot declare content providers"); 10319 } 10320 10321 // Static shared libs cannot declare receivers 10322 if (!pkg.receivers.isEmpty()) { 10323 throw new PackageManagerException( 10324 "Static shared libs cannot declare broadcast receivers"); 10325 } 10326 10327 // Static shared libs cannot declare permission groups 10328 if (!pkg.permissionGroups.isEmpty()) { 10329 throw new PackageManagerException( 10330 "Static shared libs cannot declare permission groups"); 10331 } 10332 10333 // Static shared libs cannot declare permissions 10334 if (!pkg.permissions.isEmpty()) { 10335 throw new PackageManagerException( 10336 "Static shared libs cannot declare permissions"); 10337 } 10338 10339 // Static shared libs cannot declare protected broadcasts 10340 if (pkg.protectedBroadcasts != null) { 10341 throw new PackageManagerException( 10342 "Static shared libs cannot declare protected broadcasts"); 10343 } 10344 10345 // Static shared libs cannot be overlay targets 10346 if (pkg.mOverlayTarget != null) { 10347 throw new PackageManagerException( 10348 "Static shared libs cannot be overlay targets"); 10349 } 10350 10351 // The version codes must be ordered as lib versions 10352 int minVersionCode = Integer.MIN_VALUE; 10353 int maxVersionCode = Integer.MAX_VALUE; 10354 10355 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 10356 pkg.staticSharedLibName); 10357 if (versionedLib != null) { 10358 final int versionCount = versionedLib.size(); 10359 for (int i = 0; i < versionCount; i++) { 10360 SharedLibraryInfo libInfo = versionedLib.valueAt(i).info; 10361 final int libVersionCode = libInfo.getDeclaringPackage() 10362 .getVersionCode(); 10363 if (libInfo.getVersion() < pkg.staticSharedLibVersion) { 10364 minVersionCode = Math.max(minVersionCode, libVersionCode + 1); 10365 } else if (libInfo.getVersion() > pkg.staticSharedLibVersion) { 10366 maxVersionCode = Math.min(maxVersionCode, libVersionCode - 1); 10367 } else { 10368 minVersionCode = maxVersionCode = libVersionCode; 10369 break; 10370 } 10371 } 10372 } 10373 if (pkg.mVersionCode < minVersionCode || pkg.mVersionCode > maxVersionCode) { 10374 throw new PackageManagerException("Static shared" 10375 + " lib version codes must be ordered as lib versions"); 10376 } 10377 } 10378 10379 // Only privileged apps and updated privileged apps can add child packages. 10380 if (pkg.childPackages != null && !pkg.childPackages.isEmpty()) { 10381 if ((policyFlags & PARSE_IS_PRIVILEGED) == 0) { 10382 throw new PackageManagerException("Only privileged apps can add child " 10383 + "packages. Ignoring package " + pkg.packageName); 10384 } 10385 final int childCount = pkg.childPackages.size(); 10386 for (int i = 0; i < childCount; i++) { 10387 PackageParser.Package childPkg = pkg.childPackages.get(i); 10388 if (mSettings.hasOtherDisabledSystemPkgWithChildLPr(pkg.packageName, 10389 childPkg.packageName)) { 10390 throw new PackageManagerException("Can't override child of " 10391 + "another disabled app. Ignoring package " + pkg.packageName); 10392 } 10393 } 10394 } 10395 10396 // If we're only installing presumed-existing packages, require that the 10397 // scanned APK is both already known and at the path previously established 10398 // for it. Previously unknown packages we pick up normally, but if we have an 10399 // a priori expectation about this package's install presence, enforce it. 10400 // With a singular exception for new system packages. When an OTA contains 10401 // a new system package, we allow the codepath to change from a system location 10402 // to the user-installed location. If we don't allow this change, any newer, 10403 // user-installed version of the application will be ignored. 10404 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 10405 if (mExpectingBetter.containsKey(pkg.packageName)) { 10406 logCriticalInfo(Log.WARN, 10407 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 10408 } else { 10409 PackageSetting known = mSettings.getPackageLPr(pkg.packageName); 10410 if (known != null) { 10411 if (DEBUG_PACKAGE_SCANNING) { 10412 Log.d(TAG, "Examining " + pkg.codePath 10413 + " and requiring known paths " + known.codePathString 10414 + " & " + known.resourcePathString); 10415 } 10416 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 10417 || !pkg.applicationInfo.getResourcePath().equals( 10418 known.resourcePathString)) { 10419 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 10420 "Application package " + pkg.packageName 10421 + " found at " + pkg.applicationInfo.getCodePath() 10422 + " but expected at " + known.codePathString 10423 + "; ignoring."); 10424 } 10425 } else { 10426 throw new PackageManagerException(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 10427 "Application package " + pkg.packageName 10428 + " not found; ignoring."); 10429 } 10430 } 10431 } 10432 10433 // Verify that this new package doesn't have any content providers 10434 // that conflict with existing packages. Only do this if the 10435 // package isn't already installed, since we don't want to break 10436 // things that are installed. 10437 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 10438 final int N = pkg.providers.size(); 10439 int i; 10440 for (i=0; i<N; i++) { 10441 PackageParser.Provider p = pkg.providers.get(i); 10442 if (p.info.authority != null) { 10443 String names[] = p.info.authority.split(";"); 10444 for (int j = 0; j < names.length; j++) { 10445 if (mProvidersByAuthority.containsKey(names[j])) { 10446 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 10447 final String otherPackageName = 10448 ((other != null && other.getComponentName() != null) ? 10449 other.getComponentName().getPackageName() : "?"); 10450 throw new PackageManagerException( 10451 INSTALL_FAILED_CONFLICTING_PROVIDER, 10452 "Can't install because provider name " + names[j] 10453 + " (in package " + pkg.applicationInfo.packageName 10454 + ") is already used by " + otherPackageName); 10455 } 10456 } 10457 } 10458 } 10459 } 10460 } 10461 } 10462 10463 private boolean addSharedLibraryLPw(String path, String apk, String name, int version, 10464 int type, String declaringPackageName, int declaringVersionCode) { 10465 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 10466 if (versionedLib == null) { 10467 versionedLib = new SparseArray<>(); 10468 mSharedLibraries.put(name, versionedLib); 10469 if (type == SharedLibraryInfo.TYPE_STATIC) { 10470 mStaticLibsByDeclaringPackage.put(declaringPackageName, versionedLib); 10471 } 10472 } else if (versionedLib.indexOfKey(version) >= 0) { 10473 return false; 10474 } 10475 SharedLibraryEntry libEntry = new SharedLibraryEntry(path, apk, name, 10476 version, type, declaringPackageName, declaringVersionCode); 10477 versionedLib.put(version, libEntry); 10478 return true; 10479 } 10480 10481 private boolean removeSharedLibraryLPw(String name, int version) { 10482 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 10483 if (versionedLib == null) { 10484 return false; 10485 } 10486 final int libIdx = versionedLib.indexOfKey(version); 10487 if (libIdx < 0) { 10488 return false; 10489 } 10490 SharedLibraryEntry libEntry = versionedLib.valueAt(libIdx); 10491 versionedLib.remove(version); 10492 if (versionedLib.size() <= 0) { 10493 mSharedLibraries.remove(name); 10494 if (libEntry.info.getType() == SharedLibraryInfo.TYPE_STATIC) { 10495 mStaticLibsByDeclaringPackage.remove(libEntry.info.getDeclaringPackage() 10496 .getPackageName()); 10497 } 10498 } 10499 return true; 10500 } 10501 10502 /** 10503 * Adds a scanned package to the system. When this method is finished, the package will 10504 * be available for query, resolution, etc... 10505 */ 10506 private void commitPackageSettings(PackageParser.Package pkg, PackageSetting pkgSetting, 10507 UserHandle user, int scanFlags, boolean chatty) throws PackageManagerException { 10508 final String pkgName = pkg.packageName; 10509 if (mCustomResolverComponentName != null && 10510 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 10511 setUpCustomResolverActivity(pkg); 10512 } 10513 10514 if (pkg.packageName.equals("android")) { 10515 synchronized (mPackages) { 10516 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 10517 // Set up information for our fall-back user intent resolution activity. 10518 mPlatformPackage = pkg; 10519 pkg.mVersionCode = mSdkVersion; 10520 mAndroidApplication = pkg.applicationInfo; 10521 if (!mResolverReplaced) { 10522 mResolveActivity.applicationInfo = mAndroidApplication; 10523 mResolveActivity.name = ResolverActivity.class.getName(); 10524 mResolveActivity.packageName = mAndroidApplication.packageName; 10525 mResolveActivity.processName = "system:ui"; 10526 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 10527 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 10528 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 10529 mResolveActivity.theme = R.style.Theme_Material_Dialog_Alert; 10530 mResolveActivity.exported = true; 10531 mResolveActivity.enabled = true; 10532 mResolveActivity.resizeMode = ActivityInfo.RESIZE_MODE_RESIZEABLE; 10533 mResolveActivity.configChanges = ActivityInfo.CONFIG_SCREEN_SIZE 10534 | ActivityInfo.CONFIG_SMALLEST_SCREEN_SIZE 10535 | ActivityInfo.CONFIG_SCREEN_LAYOUT 10536 | ActivityInfo.CONFIG_ORIENTATION 10537 | ActivityInfo.CONFIG_KEYBOARD 10538 | ActivityInfo.CONFIG_KEYBOARD_HIDDEN; 10539 mResolveInfo.activityInfo = mResolveActivity; 10540 mResolveInfo.priority = 0; 10541 mResolveInfo.preferredOrder = 0; 10542 mResolveInfo.match = 0; 10543 mResolveComponentName = new ComponentName( 10544 mAndroidApplication.packageName, mResolveActivity.name); 10545 } 10546 } 10547 } 10548 } 10549 10550 ArrayList<PackageParser.Package> clientLibPkgs = null; 10551 // writer 10552 synchronized (mPackages) { 10553 boolean hasStaticSharedLibs = false; 10554 10555 // Any app can add new static shared libraries 10556 if (pkg.staticSharedLibName != null) { 10557 // Static shared libs don't allow renaming as they have synthetic package 10558 // names to allow install of multiple versions, so use name from manifest. 10559 if (addSharedLibraryLPw(null, pkg.packageName, pkg.staticSharedLibName, 10560 pkg.staticSharedLibVersion, SharedLibraryInfo.TYPE_STATIC, 10561 pkg.manifestPackageName, pkg.mVersionCode)) { 10562 hasStaticSharedLibs = true; 10563 } else { 10564 Slog.w(TAG, "Package " + pkg.packageName + " library " 10565 + pkg.staticSharedLibName + " already exists; skipping"); 10566 } 10567 // Static shared libs cannot be updated once installed since they 10568 // use synthetic package name which includes the version code, so 10569 // not need to update other packages's shared lib dependencies. 10570 } 10571 10572 if (!hasStaticSharedLibs 10573 && (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10574 // Only system apps can add new dynamic shared libraries. 10575 if (pkg.libraryNames != null) { 10576 for (int i = 0; i < pkg.libraryNames.size(); i++) { 10577 String name = pkg.libraryNames.get(i); 10578 boolean allowed = false; 10579 if (pkg.isUpdatedSystemApp()) { 10580 // New library entries can only be added through the 10581 // system image. This is important to get rid of a lot 10582 // of nasty edge cases: for example if we allowed a non- 10583 // system update of the app to add a library, then uninstalling 10584 // the update would make the library go away, and assumptions 10585 // we made such as through app install filtering would now 10586 // have allowed apps on the device which aren't compatible 10587 // with it. Better to just have the restriction here, be 10588 // conservative, and create many fewer cases that can negatively 10589 // impact the user experience. 10590 final PackageSetting sysPs = mSettings 10591 .getDisabledSystemPkgLPr(pkg.packageName); 10592 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 10593 for (int j = 0; j < sysPs.pkg.libraryNames.size(); j++) { 10594 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 10595 allowed = true; 10596 break; 10597 } 10598 } 10599 } 10600 } else { 10601 allowed = true; 10602 } 10603 if (allowed) { 10604 if (!addSharedLibraryLPw(null, pkg.packageName, name, 10605 SharedLibraryInfo.VERSION_UNDEFINED, 10606 SharedLibraryInfo.TYPE_DYNAMIC, 10607 pkg.packageName, pkg.mVersionCode)) { 10608 Slog.w(TAG, "Package " + pkg.packageName + " library " 10609 + name + " already exists; skipping"); 10610 } 10611 } else { 10612 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 10613 + name + " that is not declared on system image; skipping"); 10614 } 10615 } 10616 10617 if ((scanFlags & SCAN_BOOTING) == 0) { 10618 // If we are not booting, we need to update any applications 10619 // that are clients of our shared library. If we are booting, 10620 // this will all be done once the scan is complete. 10621 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 10622 } 10623 } 10624 } 10625 } 10626 10627 if ((scanFlags & SCAN_BOOTING) != 0) { 10628 // No apps can run during boot scan, so they don't need to be frozen 10629 } else if ((scanFlags & SCAN_DONT_KILL_APP) != 0) { 10630 // Caller asked to not kill app, so it's probably not frozen 10631 } else if ((scanFlags & SCAN_IGNORE_FROZEN) != 0) { 10632 // Caller asked us to ignore frozen check for some reason; they 10633 // probably didn't know the package name 10634 } else { 10635 // We're doing major surgery on this package, so it better be frozen 10636 // right now to keep it from launching 10637 checkPackageFrozen(pkgName); 10638 } 10639 10640 // Also need to kill any apps that are dependent on the library. 10641 if (clientLibPkgs != null) { 10642 for (int i=0; i<clientLibPkgs.size(); i++) { 10643 PackageParser.Package clientPkg = clientLibPkgs.get(i); 10644 killApplication(clientPkg.applicationInfo.packageName, 10645 clientPkg.applicationInfo.uid, "update lib"); 10646 } 10647 } 10648 10649 // writer 10650 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 10651 10652 synchronized (mPackages) { 10653 // We don't expect installation to fail beyond this point 10654 10655 // Add the new setting to mSettings 10656 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 10657 // Add the new setting to mPackages 10658 mPackages.put(pkg.applicationInfo.packageName, pkg); 10659 // Make sure we don't accidentally delete its data. 10660 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 10661 while (iter.hasNext()) { 10662 PackageCleanItem item = iter.next(); 10663 if (pkgName.equals(item.packageName)) { 10664 iter.remove(); 10665 } 10666 } 10667 10668 // Add the package's KeySets to the global KeySetManagerService 10669 KeySetManagerService ksms = mSettings.mKeySetManagerService; 10670 ksms.addScannedPackageLPw(pkg); 10671 10672 int N = pkg.providers.size(); 10673 StringBuilder r = null; 10674 int i; 10675 for (i=0; i<N; i++) { 10676 PackageParser.Provider p = pkg.providers.get(i); 10677 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 10678 p.info.processName); 10679 mProviders.addProvider(p); 10680 p.syncable = p.info.isSyncable; 10681 if (p.info.authority != null) { 10682 String names[] = p.info.authority.split(";"); 10683 p.info.authority = null; 10684 for (int j = 0; j < names.length; j++) { 10685 if (j == 1 && p.syncable) { 10686 // We only want the first authority for a provider to possibly be 10687 // syncable, so if we already added this provider using a different 10688 // authority clear the syncable flag. We copy the provider before 10689 // changing it because the mProviders object contains a reference 10690 // to a provider that we don't want to change. 10691 // Only do this for the second authority since the resulting provider 10692 // object can be the same for all future authorities for this provider. 10693 p = new PackageParser.Provider(p); 10694 p.syncable = false; 10695 } 10696 if (!mProvidersByAuthority.containsKey(names[j])) { 10697 mProvidersByAuthority.put(names[j], p); 10698 if (p.info.authority == null) { 10699 p.info.authority = names[j]; 10700 } else { 10701 p.info.authority = p.info.authority + ";" + names[j]; 10702 } 10703 if (DEBUG_PACKAGE_SCANNING) { 10704 if (chatty) 10705 Log.d(TAG, "Registered content provider: " + names[j] 10706 + ", className = " + p.info.name + ", isSyncable = " 10707 + p.info.isSyncable); 10708 } 10709 } else { 10710 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 10711 Slog.w(TAG, "Skipping provider name " + names[j] + 10712 " (in package " + pkg.applicationInfo.packageName + 10713 "): name already used by " 10714 + ((other != null && other.getComponentName() != null) 10715 ? other.getComponentName().getPackageName() : "?")); 10716 } 10717 } 10718 } 10719 if (chatty) { 10720 if (r == null) { 10721 r = new StringBuilder(256); 10722 } else { 10723 r.append(' '); 10724 } 10725 r.append(p.info.name); 10726 } 10727 } 10728 if (r != null) { 10729 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 10730 } 10731 10732 N = pkg.services.size(); 10733 r = null; 10734 for (i=0; i<N; i++) { 10735 PackageParser.Service s = pkg.services.get(i); 10736 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 10737 s.info.processName); 10738 mServices.addService(s); 10739 if (chatty) { 10740 if (r == null) { 10741 r = new StringBuilder(256); 10742 } else { 10743 r.append(' '); 10744 } 10745 r.append(s.info.name); 10746 } 10747 } 10748 if (r != null) { 10749 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 10750 } 10751 10752 N = pkg.receivers.size(); 10753 r = null; 10754 for (i=0; i<N; i++) { 10755 PackageParser.Activity a = pkg.receivers.get(i); 10756 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 10757 a.info.processName); 10758 mReceivers.addActivity(a, "receiver"); 10759 if (chatty) { 10760 if (r == null) { 10761 r = new StringBuilder(256); 10762 } else { 10763 r.append(' '); 10764 } 10765 r.append(a.info.name); 10766 } 10767 } 10768 if (r != null) { 10769 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 10770 } 10771 10772 N = pkg.activities.size(); 10773 r = null; 10774 for (i=0; i<N; i++) { 10775 PackageParser.Activity a = pkg.activities.get(i); 10776 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 10777 a.info.processName); 10778 mActivities.addActivity(a, "activity"); 10779 if (chatty) { 10780 if (r == null) { 10781 r = new StringBuilder(256); 10782 } else { 10783 r.append(' '); 10784 } 10785 r.append(a.info.name); 10786 } 10787 } 10788 if (r != null) { 10789 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 10790 } 10791 10792 // Don't allow ephemeral applications to define new permissions groups. 10793 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 10794 Slog.w(TAG, "Permission groups from package " + pkg.packageName 10795 + " ignored: instant apps cannot define new permission groups."); 10796 } else { 10797 mPermissionManager.addAllPermissionGroups(pkg, chatty); 10798 } 10799 10800 // Don't allow ephemeral applications to define new permissions. 10801 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 10802 Slog.w(TAG, "Permissions from package " + pkg.packageName 10803 + " ignored: instant apps cannot define new permissions."); 10804 } else { 10805 mPermissionManager.addAllPermissions(pkg, chatty); 10806 } 10807 10808 N = pkg.instrumentation.size(); 10809 r = null; 10810 for (i=0; i<N; i++) { 10811 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 10812 a.info.packageName = pkg.applicationInfo.packageName; 10813 a.info.sourceDir = pkg.applicationInfo.sourceDir; 10814 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 10815 a.info.splitNames = pkg.splitNames; 10816 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 10817 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 10818 a.info.splitDependencies = pkg.applicationInfo.splitDependencies; 10819 a.info.dataDir = pkg.applicationInfo.dataDir; 10820 a.info.deviceProtectedDataDir = pkg.applicationInfo.deviceProtectedDataDir; 10821 a.info.credentialProtectedDataDir = pkg.applicationInfo.credentialProtectedDataDir; 10822 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 10823 a.info.secondaryNativeLibraryDir = pkg.applicationInfo.secondaryNativeLibraryDir; 10824 mInstrumentation.put(a.getComponentName(), a); 10825 if (chatty) { 10826 if (r == null) { 10827 r = new StringBuilder(256); 10828 } else { 10829 r.append(' '); 10830 } 10831 r.append(a.info.name); 10832 } 10833 } 10834 if (r != null) { 10835 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 10836 } 10837 10838 if (pkg.protectedBroadcasts != null) { 10839 N = pkg.protectedBroadcasts.size(); 10840 synchronized (mProtectedBroadcasts) { 10841 for (i = 0; i < N; i++) { 10842 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 10843 } 10844 } 10845 } 10846 } 10847 10848 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10849 } 10850 10851 /** 10852 * Derive the ABI of a non-system package located at {@code scanFile}. This information 10853 * is derived purely on the basis of the contents of {@code scanFile} and 10854 * {@code cpuAbiOverride}. 10855 * 10856 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 10857 */ 10858 private static void derivePackageAbi(PackageParser.Package pkg, File scanFile, 10859 String cpuAbiOverride, boolean extractLibs, 10860 File appLib32InstallDir) 10861 throws PackageManagerException { 10862 // Give ourselves some initial paths; we'll come back for another 10863 // pass once we've determined ABI below. 10864 setNativeLibraryPaths(pkg, appLib32InstallDir); 10865 10866 // We would never need to extract libs for forward-locked and external packages, 10867 // since the container service will do it for us. We shouldn't attempt to 10868 // extract libs from system app when it was not updated. 10869 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 10870 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 10871 extractLibs = false; 10872 } 10873 10874 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 10875 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 10876 10877 NativeLibraryHelper.Handle handle = null; 10878 try { 10879 handle = NativeLibraryHelper.Handle.create(pkg); 10880 // TODO(multiArch): This can be null for apps that didn't go through the 10881 // usual installation process. We can calculate it again, like we 10882 // do during install time. 10883 // 10884 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 10885 // unnecessary. 10886 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 10887 10888 // Null out the abis so that they can be recalculated. 10889 pkg.applicationInfo.primaryCpuAbi = null; 10890 pkg.applicationInfo.secondaryCpuAbi = null; 10891 if (isMultiArch(pkg.applicationInfo)) { 10892 // Warn if we've set an abiOverride for multi-lib packages.. 10893 // By definition, we need to copy both 32 and 64 bit libraries for 10894 // such packages. 10895 if (pkg.cpuAbiOverride != null 10896 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 10897 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 10898 } 10899 10900 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 10901 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 10902 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 10903 if (extractLibs) { 10904 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10905 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10906 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 10907 useIsaSpecificSubdirs); 10908 } else { 10909 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10910 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 10911 } 10912 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10913 } 10914 10915 // Shared library native code should be in the APK zip aligned 10916 if (abi32 >= 0 && pkg.isLibrary() && extractLibs) { 10917 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 10918 "Shared library native lib extraction not supported"); 10919 } 10920 10921 maybeThrowExceptionForMultiArchCopy( 10922 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 10923 10924 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 10925 if (extractLibs) { 10926 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10927 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10928 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 10929 useIsaSpecificSubdirs); 10930 } else { 10931 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10932 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 10933 } 10934 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10935 } 10936 10937 maybeThrowExceptionForMultiArchCopy( 10938 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 10939 10940 if (abi64 >= 0) { 10941 // Shared library native libs should be in the APK zip aligned 10942 if (extractLibs && pkg.isLibrary()) { 10943 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 10944 "Shared library native lib extraction not supported"); 10945 } 10946 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 10947 } 10948 10949 if (abi32 >= 0) { 10950 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 10951 if (abi64 >= 0) { 10952 if (pkg.use32bitAbi) { 10953 pkg.applicationInfo.secondaryCpuAbi = pkg.applicationInfo.primaryCpuAbi; 10954 pkg.applicationInfo.primaryCpuAbi = abi; 10955 } else { 10956 pkg.applicationInfo.secondaryCpuAbi = abi; 10957 } 10958 } else { 10959 pkg.applicationInfo.primaryCpuAbi = abi; 10960 } 10961 } 10962 } else { 10963 String[] abiList = (cpuAbiOverride != null) ? 10964 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 10965 10966 // Enable gross and lame hacks for apps that are built with old 10967 // SDK tools. We must scan their APKs for renderscript bitcode and 10968 // not launch them if it's present. Don't bother checking on devices 10969 // that don't have 64 bit support. 10970 boolean needsRenderScriptOverride = false; 10971 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 10972 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 10973 abiList = Build.SUPPORTED_32_BIT_ABIS; 10974 needsRenderScriptOverride = true; 10975 } 10976 10977 final int copyRet; 10978 if (extractLibs) { 10979 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10980 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10981 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 10982 } else { 10983 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10984 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 10985 } 10986 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10987 10988 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 10989 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 10990 "Error unpackaging native libs for app, errorCode=" + copyRet); 10991 } 10992 10993 if (copyRet >= 0) { 10994 // Shared libraries that have native libs must be multi-architecture 10995 if (pkg.isLibrary()) { 10996 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 10997 "Shared library with native libs must be multiarch"); 10998 } 10999 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 11000 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 11001 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 11002 } else if (needsRenderScriptOverride) { 11003 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 11004 } 11005 } 11006 } catch (IOException ioe) { 11007 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 11008 } finally { 11009 IoUtils.closeQuietly(handle); 11010 } 11011 11012 // Now that we've calculated the ABIs and determined if it's an internal app, 11013 // we will go ahead and populate the nativeLibraryPath. 11014 setNativeLibraryPaths(pkg, appLib32InstallDir); 11015 } 11016 11017 /** 11018 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 11019 * i.e, so that all packages can be run inside a single process if required. 11020 * 11021 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 11022 * this function will either try and make the ABI for all packages in {@code packagesForUser} 11023 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 11024 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 11025 * updating a package that belongs to a shared user. 11026 * 11027 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 11028 * adds unnecessary complexity. 11029 */ 11030 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 11031 PackageParser.Package scannedPackage) { 11032 String requiredInstructionSet = null; 11033 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 11034 requiredInstructionSet = VMRuntime.getInstructionSet( 11035 scannedPackage.applicationInfo.primaryCpuAbi); 11036 } 11037 11038 PackageSetting requirer = null; 11039 for (PackageSetting ps : packagesForUser) { 11040 // If packagesForUser contains scannedPackage, we skip it. This will happen 11041 // when scannedPackage is an update of an existing package. Without this check, 11042 // we will never be able to change the ABI of any package belonging to a shared 11043 // user, even if it's compatible with other packages. 11044 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 11045 if (ps.primaryCpuAbiString == null) { 11046 continue; 11047 } 11048 11049 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 11050 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 11051 // We have a mismatch between instruction sets (say arm vs arm64) warn about 11052 // this but there's not much we can do. 11053 String errorMessage = "Instruction set mismatch, " 11054 + ((requirer == null) ? "[caller]" : requirer) 11055 + " requires " + requiredInstructionSet + " whereas " + ps 11056 + " requires " + instructionSet; 11057 Slog.w(TAG, errorMessage); 11058 } 11059 11060 if (requiredInstructionSet == null) { 11061 requiredInstructionSet = instructionSet; 11062 requirer = ps; 11063 } 11064 } 11065 } 11066 11067 if (requiredInstructionSet != null) { 11068 String adjustedAbi; 11069 if (requirer != null) { 11070 // requirer != null implies that either scannedPackage was null or that scannedPackage 11071 // did not require an ABI, in which case we have to adjust scannedPackage to match 11072 // the ABI of the set (which is the same as requirer's ABI) 11073 adjustedAbi = requirer.primaryCpuAbiString; 11074 if (scannedPackage != null) { 11075 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 11076 } 11077 } else { 11078 // requirer == null implies that we're updating all ABIs in the set to 11079 // match scannedPackage. 11080 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 11081 } 11082 11083 for (PackageSetting ps : packagesForUser) { 11084 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 11085 if (ps.primaryCpuAbiString != null) { 11086 continue; 11087 } 11088 11089 ps.primaryCpuAbiString = adjustedAbi; 11090 if (ps.pkg != null && ps.pkg.applicationInfo != null && 11091 !TextUtils.equals(adjustedAbi, ps.pkg.applicationInfo.primaryCpuAbi)) { 11092 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 11093 if (DEBUG_ABI_SELECTION) { 11094 Slog.i(TAG, "Adjusting ABI for " + ps.name + " to " + adjustedAbi 11095 + " (requirer=" 11096 + (requirer != null ? requirer.pkg : "null") 11097 + ", scannedPackage=" 11098 + (scannedPackage != null ? scannedPackage : "null") 11099 + ")"); 11100 } 11101 try { 11102 mInstaller.rmdex(ps.codePathString, 11103 getDexCodeInstructionSet(getPreferredInstructionSet())); 11104 } catch (InstallerException ignored) { 11105 } 11106 } 11107 } 11108 } 11109 } 11110 } 11111 11112 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 11113 synchronized (mPackages) { 11114 mResolverReplaced = true; 11115 // Set up information for custom user intent resolution activity. 11116 mResolveActivity.applicationInfo = pkg.applicationInfo; 11117 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 11118 mResolveActivity.packageName = pkg.applicationInfo.packageName; 11119 mResolveActivity.processName = pkg.applicationInfo.packageName; 11120 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 11121 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 11122 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 11123 mResolveActivity.theme = 0; 11124 mResolveActivity.exported = true; 11125 mResolveActivity.enabled = true; 11126 mResolveInfo.activityInfo = mResolveActivity; 11127 mResolveInfo.priority = 0; 11128 mResolveInfo.preferredOrder = 0; 11129 mResolveInfo.match = 0; 11130 mResolveComponentName = mCustomResolverComponentName; 11131 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 11132 mResolveComponentName); 11133 } 11134 } 11135 11136 private void setUpInstantAppInstallerActivityLP(ActivityInfo installerActivity) { 11137 if (installerActivity == null) { 11138 if (DEBUG_EPHEMERAL) { 11139 Slog.d(TAG, "Clear ephemeral installer activity"); 11140 } 11141 mInstantAppInstallerActivity = null; 11142 return; 11143 } 11144 11145 if (DEBUG_EPHEMERAL) { 11146 Slog.d(TAG, "Set ephemeral installer activity: " 11147 + installerActivity.getComponentName()); 11148 } 11149 // Set up information for ephemeral installer activity 11150 mInstantAppInstallerActivity = installerActivity; 11151 mInstantAppInstallerActivity.flags |= ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS 11152 | ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 11153 mInstantAppInstallerActivity.exported = true; 11154 mInstantAppInstallerActivity.enabled = true; 11155 mInstantAppInstallerInfo.activityInfo = mInstantAppInstallerActivity; 11156 mInstantAppInstallerInfo.priority = 0; 11157 mInstantAppInstallerInfo.preferredOrder = 1; 11158 mInstantAppInstallerInfo.isDefault = true; 11159 mInstantAppInstallerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 11160 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 11161 } 11162 11163 private static String calculateBundledApkRoot(final String codePathString) { 11164 final File codePath = new File(codePathString); 11165 final File codeRoot; 11166 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 11167 codeRoot = Environment.getRootDirectory(); 11168 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 11169 codeRoot = Environment.getOemDirectory(); 11170 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 11171 codeRoot = Environment.getVendorDirectory(); 11172 } else { 11173 // Unrecognized code path; take its top real segment as the apk root: 11174 // e.g. /something/app/blah.apk => /something 11175 try { 11176 File f = codePath.getCanonicalFile(); 11177 File parent = f.getParentFile(); // non-null because codePath is a file 11178 File tmp; 11179 while ((tmp = parent.getParentFile()) != null) { 11180 f = parent; 11181 parent = tmp; 11182 } 11183 codeRoot = f; 11184 Slog.w(TAG, "Unrecognized code path " 11185 + codePath + " - using " + codeRoot); 11186 } catch (IOException e) { 11187 // Can't canonicalize the code path -- shenanigans? 11188 Slog.w(TAG, "Can't canonicalize code path " + codePath); 11189 return Environment.getRootDirectory().getPath(); 11190 } 11191 } 11192 return codeRoot.getPath(); 11193 } 11194 11195 /** 11196 * Derive and set the location of native libraries for the given package, 11197 * which varies depending on where and how the package was installed. 11198 */ 11199 private static void setNativeLibraryPaths(PackageParser.Package pkg, File appLib32InstallDir) { 11200 final ApplicationInfo info = pkg.applicationInfo; 11201 final String codePath = pkg.codePath; 11202 final File codeFile = new File(codePath); 11203 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 11204 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 11205 11206 info.nativeLibraryRootDir = null; 11207 info.nativeLibraryRootRequiresIsa = false; 11208 info.nativeLibraryDir = null; 11209 info.secondaryNativeLibraryDir = null; 11210 11211 if (isApkFile(codeFile)) { 11212 // Monolithic install 11213 if (bundledApp) { 11214 // If "/system/lib64/apkname" exists, assume that is the per-package 11215 // native library directory to use; otherwise use "/system/lib/apkname". 11216 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 11217 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 11218 getPrimaryInstructionSet(info)); 11219 11220 // This is a bundled system app so choose the path based on the ABI. 11221 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 11222 // is just the default path. 11223 final String apkName = deriveCodePathName(codePath); 11224 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 11225 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 11226 apkName).getAbsolutePath(); 11227 11228 if (info.secondaryCpuAbi != null) { 11229 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 11230 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 11231 secondaryLibDir, apkName).getAbsolutePath(); 11232 } 11233 } else if (asecApp) { 11234 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 11235 .getAbsolutePath(); 11236 } else { 11237 final String apkName = deriveCodePathName(codePath); 11238 info.nativeLibraryRootDir = new File(appLib32InstallDir, apkName) 11239 .getAbsolutePath(); 11240 } 11241 11242 info.nativeLibraryRootRequiresIsa = false; 11243 info.nativeLibraryDir = info.nativeLibraryRootDir; 11244 } else { 11245 // Cluster install 11246 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 11247 info.nativeLibraryRootRequiresIsa = true; 11248 11249 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 11250 getPrimaryInstructionSet(info)).getAbsolutePath(); 11251 11252 if (info.secondaryCpuAbi != null) { 11253 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 11254 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 11255 } 11256 } 11257 } 11258 11259 /** 11260 * Calculate the abis and roots for a bundled app. These can uniquely 11261 * be determined from the contents of the system partition, i.e whether 11262 * it contains 64 or 32 bit shared libraries etc. We do not validate any 11263 * of this information, and instead assume that the system was built 11264 * sensibly. 11265 */ 11266 private static void setBundledAppAbisAndRoots(PackageParser.Package pkg, 11267 PackageSetting pkgSetting) { 11268 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 11269 11270 // If "/system/lib64/apkname" exists, assume that is the per-package 11271 // native library directory to use; otherwise use "/system/lib/apkname". 11272 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 11273 setBundledAppAbi(pkg, apkRoot, apkName); 11274 // pkgSetting might be null during rescan following uninstall of updates 11275 // to a bundled app, so accommodate that possibility. The settings in 11276 // that case will be established later from the parsed package. 11277 // 11278 // If the settings aren't null, sync them up with what we've just derived. 11279 // note that apkRoot isn't stored in the package settings. 11280 if (pkgSetting != null) { 11281 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 11282 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 11283 } 11284 } 11285 11286 /** 11287 * Deduces the ABI of a bundled app and sets the relevant fields on the 11288 * parsed pkg object. 11289 * 11290 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 11291 * under which system libraries are installed. 11292 * @param apkName the name of the installed package. 11293 */ 11294 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 11295 final File codeFile = new File(pkg.codePath); 11296 11297 final boolean has64BitLibs; 11298 final boolean has32BitLibs; 11299 if (isApkFile(codeFile)) { 11300 // Monolithic install 11301 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 11302 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 11303 } else { 11304 // Cluster install 11305 final File rootDir = new File(codeFile, LIB_DIR_NAME); 11306 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 11307 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 11308 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 11309 has64BitLibs = (new File(rootDir, isa)).exists(); 11310 } else { 11311 has64BitLibs = false; 11312 } 11313 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 11314 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 11315 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 11316 has32BitLibs = (new File(rootDir, isa)).exists(); 11317 } else { 11318 has32BitLibs = false; 11319 } 11320 } 11321 11322 if (has64BitLibs && !has32BitLibs) { 11323 // The package has 64 bit libs, but not 32 bit libs. Its primary 11324 // ABI should be 64 bit. We can safely assume here that the bundled 11325 // native libraries correspond to the most preferred ABI in the list. 11326 11327 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 11328 pkg.applicationInfo.secondaryCpuAbi = null; 11329 } else if (has32BitLibs && !has64BitLibs) { 11330 // The package has 32 bit libs but not 64 bit libs. Its primary 11331 // ABI should be 32 bit. 11332 11333 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 11334 pkg.applicationInfo.secondaryCpuAbi = null; 11335 } else if (has32BitLibs && has64BitLibs) { 11336 // The application has both 64 and 32 bit bundled libraries. We check 11337 // here that the app declares multiArch support, and warn if it doesn't. 11338 // 11339 // We will be lenient here and record both ABIs. The primary will be the 11340 // ABI that's higher on the list, i.e, a device that's configured to prefer 11341 // 64 bit apps will see a 64 bit primary ABI, 11342 11343 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 11344 Slog.e(TAG, "Package " + pkg + " has multiple bundled libs, but is not multiarch."); 11345 } 11346 11347 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 11348 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 11349 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 11350 } else { 11351 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 11352 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 11353 } 11354 } else { 11355 pkg.applicationInfo.primaryCpuAbi = null; 11356 pkg.applicationInfo.secondaryCpuAbi = null; 11357 } 11358 } 11359 11360 private void killApplication(String pkgName, int appId, String reason) { 11361 killApplication(pkgName, appId, UserHandle.USER_ALL, reason); 11362 } 11363 11364 private void killApplication(String pkgName, int appId, int userId, String reason) { 11365 // Request the ActivityManager to kill the process(only for existing packages) 11366 // so that we do not end up in a confused state while the user is still using the older 11367 // version of the application while the new one gets installed. 11368 final long token = Binder.clearCallingIdentity(); 11369 try { 11370 IActivityManager am = ActivityManager.getService(); 11371 if (am != null) { 11372 try { 11373 am.killApplication(pkgName, appId, userId, reason); 11374 } catch (RemoteException e) { 11375 } 11376 } 11377 } finally { 11378 Binder.restoreCallingIdentity(token); 11379 } 11380 } 11381 11382 private void removePackageLI(PackageParser.Package pkg, boolean chatty) { 11383 // Remove the parent package setting 11384 PackageSetting ps = (PackageSetting) pkg.mExtras; 11385 if (ps != null) { 11386 removePackageLI(ps, chatty); 11387 } 11388 // Remove the child package setting 11389 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 11390 for (int i = 0; i < childCount; i++) { 11391 PackageParser.Package childPkg = pkg.childPackages.get(i); 11392 ps = (PackageSetting) childPkg.mExtras; 11393 if (ps != null) { 11394 removePackageLI(ps, chatty); 11395 } 11396 } 11397 } 11398 11399 void removePackageLI(PackageSetting ps, boolean chatty) { 11400 if (DEBUG_INSTALL) { 11401 if (chatty) 11402 Log.d(TAG, "Removing package " + ps.name); 11403 } 11404 11405 // writer 11406 synchronized (mPackages) { 11407 mPackages.remove(ps.name); 11408 final PackageParser.Package pkg = ps.pkg; 11409 if (pkg != null) { 11410 cleanPackageDataStructuresLILPw(pkg, chatty); 11411 } 11412 } 11413 } 11414 11415 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 11416 if (DEBUG_INSTALL) { 11417 if (chatty) 11418 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 11419 } 11420 11421 // writer 11422 synchronized (mPackages) { 11423 // Remove the parent package 11424 mPackages.remove(pkg.applicationInfo.packageName); 11425 cleanPackageDataStructuresLILPw(pkg, chatty); 11426 11427 // Remove the child packages 11428 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 11429 for (int i = 0; i < childCount; i++) { 11430 PackageParser.Package childPkg = pkg.childPackages.get(i); 11431 mPackages.remove(childPkg.applicationInfo.packageName); 11432 cleanPackageDataStructuresLILPw(childPkg, chatty); 11433 } 11434 } 11435 } 11436 11437 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 11438 int N = pkg.providers.size(); 11439 StringBuilder r = null; 11440 int i; 11441 for (i=0; i<N; i++) { 11442 PackageParser.Provider p = pkg.providers.get(i); 11443 mProviders.removeProvider(p); 11444 if (p.info.authority == null) { 11445 11446 /* There was another ContentProvider with this authority when 11447 * this app was installed so this authority is null, 11448 * Ignore it as we don't have to unregister the provider. 11449 */ 11450 continue; 11451 } 11452 String names[] = p.info.authority.split(";"); 11453 for (int j = 0; j < names.length; j++) { 11454 if (mProvidersByAuthority.get(names[j]) == p) { 11455 mProvidersByAuthority.remove(names[j]); 11456 if (DEBUG_REMOVE) { 11457 if (chatty) 11458 Log.d(TAG, "Unregistered content provider: " + names[j] 11459 + ", className = " + p.info.name + ", isSyncable = " 11460 + p.info.isSyncable); 11461 } 11462 } 11463 } 11464 if (DEBUG_REMOVE && chatty) { 11465 if (r == null) { 11466 r = new StringBuilder(256); 11467 } else { 11468 r.append(' '); 11469 } 11470 r.append(p.info.name); 11471 } 11472 } 11473 if (r != null) { 11474 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 11475 } 11476 11477 N = pkg.services.size(); 11478 r = null; 11479 for (i=0; i<N; i++) { 11480 PackageParser.Service s = pkg.services.get(i); 11481 mServices.removeService(s); 11482 if (chatty) { 11483 if (r == null) { 11484 r = new StringBuilder(256); 11485 } else { 11486 r.append(' '); 11487 } 11488 r.append(s.info.name); 11489 } 11490 } 11491 if (r != null) { 11492 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 11493 } 11494 11495 N = pkg.receivers.size(); 11496 r = null; 11497 for (i=0; i<N; i++) { 11498 PackageParser.Activity a = pkg.receivers.get(i); 11499 mReceivers.removeActivity(a, "receiver"); 11500 if (DEBUG_REMOVE && chatty) { 11501 if (r == null) { 11502 r = new StringBuilder(256); 11503 } else { 11504 r.append(' '); 11505 } 11506 r.append(a.info.name); 11507 } 11508 } 11509 if (r != null) { 11510 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 11511 } 11512 11513 N = pkg.activities.size(); 11514 r = null; 11515 for (i=0; i<N; i++) { 11516 PackageParser.Activity a = pkg.activities.get(i); 11517 mActivities.removeActivity(a, "activity"); 11518 if (DEBUG_REMOVE && chatty) { 11519 if (r == null) { 11520 r = new StringBuilder(256); 11521 } else { 11522 r.append(' '); 11523 } 11524 r.append(a.info.name); 11525 } 11526 } 11527 if (r != null) { 11528 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 11529 } 11530 11531 mPermissionManager.removeAllPermissions(pkg, chatty); 11532 11533 N = pkg.instrumentation.size(); 11534 r = null; 11535 for (i=0; i<N; i++) { 11536 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 11537 mInstrumentation.remove(a.getComponentName()); 11538 if (DEBUG_REMOVE && chatty) { 11539 if (r == null) { 11540 r = new StringBuilder(256); 11541 } else { 11542 r.append(' '); 11543 } 11544 r.append(a.info.name); 11545 } 11546 } 11547 if (r != null) { 11548 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 11549 } 11550 11551 r = null; 11552 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 11553 // Only system apps can hold shared libraries. 11554 if (pkg.libraryNames != null) { 11555 for (i = 0; i < pkg.libraryNames.size(); i++) { 11556 String name = pkg.libraryNames.get(i); 11557 if (removeSharedLibraryLPw(name, 0)) { 11558 if (DEBUG_REMOVE && chatty) { 11559 if (r == null) { 11560 r = new StringBuilder(256); 11561 } else { 11562 r.append(' '); 11563 } 11564 r.append(name); 11565 } 11566 } 11567 } 11568 } 11569 } 11570 11571 r = null; 11572 11573 // Any package can hold static shared libraries. 11574 if (pkg.staticSharedLibName != null) { 11575 if (removeSharedLibraryLPw(pkg.staticSharedLibName, pkg.staticSharedLibVersion)) { 11576 if (DEBUG_REMOVE && chatty) { 11577 if (r == null) { 11578 r = new StringBuilder(256); 11579 } else { 11580 r.append(' '); 11581 } 11582 r.append(pkg.staticSharedLibName); 11583 } 11584 } 11585 } 11586 11587 if (r != null) { 11588 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 11589 } 11590 } 11591 11592 11593 final class ActivityIntentResolver 11594 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 11595 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 11596 boolean defaultOnly, int userId) { 11597 if (!sUserManager.exists(userId)) return null; 11598 mFlags = (defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0); 11599 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 11600 } 11601 11602 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 11603 int userId) { 11604 if (!sUserManager.exists(userId)) return null; 11605 mFlags = flags; 11606 return super.queryIntent(intent, resolvedType, 11607 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 11608 userId); 11609 } 11610 11611 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 11612 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 11613 if (!sUserManager.exists(userId)) return null; 11614 if (packageActivities == null) { 11615 return null; 11616 } 11617 mFlags = flags; 11618 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 11619 final int N = packageActivities.size(); 11620 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 11621 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 11622 11623 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 11624 for (int i = 0; i < N; ++i) { 11625 intentFilters = packageActivities.get(i).intents; 11626 if (intentFilters != null && intentFilters.size() > 0) { 11627 PackageParser.ActivityIntentInfo[] array = 11628 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 11629 intentFilters.toArray(array); 11630 listCut.add(array); 11631 } 11632 } 11633 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 11634 } 11635 11636 /** 11637 * Finds a privileged activity that matches the specified activity names. 11638 */ 11639 private PackageParser.Activity findMatchingActivity( 11640 List<PackageParser.Activity> activityList, ActivityInfo activityInfo) { 11641 for (PackageParser.Activity sysActivity : activityList) { 11642 if (sysActivity.info.name.equals(activityInfo.name)) { 11643 return sysActivity; 11644 } 11645 if (sysActivity.info.name.equals(activityInfo.targetActivity)) { 11646 return sysActivity; 11647 } 11648 if (sysActivity.info.targetActivity != null) { 11649 if (sysActivity.info.targetActivity.equals(activityInfo.name)) { 11650 return sysActivity; 11651 } 11652 if (sysActivity.info.targetActivity.equals(activityInfo.targetActivity)) { 11653 return sysActivity; 11654 } 11655 } 11656 } 11657 return null; 11658 } 11659 11660 public class IterGenerator<E> { 11661 public Iterator<E> generate(ActivityIntentInfo info) { 11662 return null; 11663 } 11664 } 11665 11666 public class ActionIterGenerator extends IterGenerator<String> { 11667 @Override 11668 public Iterator<String> generate(ActivityIntentInfo info) { 11669 return info.actionsIterator(); 11670 } 11671 } 11672 11673 public class CategoriesIterGenerator extends IterGenerator<String> { 11674 @Override 11675 public Iterator<String> generate(ActivityIntentInfo info) { 11676 return info.categoriesIterator(); 11677 } 11678 } 11679 11680 public class SchemesIterGenerator extends IterGenerator<String> { 11681 @Override 11682 public Iterator<String> generate(ActivityIntentInfo info) { 11683 return info.schemesIterator(); 11684 } 11685 } 11686 11687 public class AuthoritiesIterGenerator extends IterGenerator<IntentFilter.AuthorityEntry> { 11688 @Override 11689 public Iterator<IntentFilter.AuthorityEntry> generate(ActivityIntentInfo info) { 11690 return info.authoritiesIterator(); 11691 } 11692 } 11693 11694 /** 11695 * <em>WARNING</em> for performance reasons, the passed in intentList WILL BE 11696 * MODIFIED. Do not pass in a list that should not be changed. 11697 */ 11698 private <T> void getIntentListSubset(List<ActivityIntentInfo> intentList, 11699 IterGenerator<T> generator, Iterator<T> searchIterator) { 11700 // loop through the set of actions; every one must be found in the intent filter 11701 while (searchIterator.hasNext()) { 11702 // we must have at least one filter in the list to consider a match 11703 if (intentList.size() == 0) { 11704 break; 11705 } 11706 11707 final T searchAction = searchIterator.next(); 11708 11709 // loop through the set of intent filters 11710 final Iterator<ActivityIntentInfo> intentIter = intentList.iterator(); 11711 while (intentIter.hasNext()) { 11712 final ActivityIntentInfo intentInfo = intentIter.next(); 11713 boolean selectionFound = false; 11714 11715 // loop through the intent filter's selection criteria; at least one 11716 // of them must match the searched criteria 11717 final Iterator<T> intentSelectionIter = generator.generate(intentInfo); 11718 while (intentSelectionIter != null && intentSelectionIter.hasNext()) { 11719 final T intentSelection = intentSelectionIter.next(); 11720 if (intentSelection != null && intentSelection.equals(searchAction)) { 11721 selectionFound = true; 11722 break; 11723 } 11724 } 11725 11726 // the selection criteria wasn't found in this filter's set; this filter 11727 // is not a potential match 11728 if (!selectionFound) { 11729 intentIter.remove(); 11730 } 11731 } 11732 } 11733 } 11734 11735 private boolean isProtectedAction(ActivityIntentInfo filter) { 11736 final Iterator<String> actionsIter = filter.actionsIterator(); 11737 while (actionsIter != null && actionsIter.hasNext()) { 11738 final String filterAction = actionsIter.next(); 11739 if (PROTECTED_ACTIONS.contains(filterAction)) { 11740 return true; 11741 } 11742 } 11743 return false; 11744 } 11745 11746 /** 11747 * Adjusts the priority of the given intent filter according to policy. 11748 * <p> 11749 * <ul> 11750 * <li>The priority for non privileged applications is capped to '0'</li> 11751 * <li>The priority for protected actions on privileged applications is capped to '0'</li> 11752 * <li>The priority for unbundled updates to privileged applications is capped to the 11753 * priority defined on the system partition</li> 11754 * </ul> 11755 * <p> 11756 * <em>NOTE:</em> There is one exception. For security reasons, the setup wizard is 11757 * allowed to obtain any priority on any action. 11758 */ 11759 private void adjustPriority( 11760 List<PackageParser.Activity> systemActivities, ActivityIntentInfo intent) { 11761 // nothing to do; priority is fine as-is 11762 if (intent.getPriority() <= 0) { 11763 return; 11764 } 11765 11766 final ActivityInfo activityInfo = intent.activity.info; 11767 final ApplicationInfo applicationInfo = activityInfo.applicationInfo; 11768 11769 final boolean privilegedApp = 11770 ((applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0); 11771 if (!privilegedApp) { 11772 // non-privileged applications can never define a priority >0 11773 if (DEBUG_FILTERS) { 11774 Slog.i(TAG, "Non-privileged app; cap priority to 0;" 11775 + " package: " + applicationInfo.packageName 11776 + " activity: " + intent.activity.className 11777 + " origPrio: " + intent.getPriority()); 11778 } 11779 intent.setPriority(0); 11780 return; 11781 } 11782 11783 if (systemActivities == null) { 11784 // the system package is not disabled; we're parsing the system partition 11785 if (isProtectedAction(intent)) { 11786 if (mDeferProtectedFilters) { 11787 // We can't deal with these just yet. No component should ever obtain a 11788 // >0 priority for a protected actions, with ONE exception -- the setup 11789 // wizard. The setup wizard, however, cannot be known until we're able to 11790 // query it for the category CATEGORY_SETUP_WIZARD. Which we can't do 11791 // until all intent filters have been processed. Chicken, meet egg. 11792 // Let the filter temporarily have a high priority and rectify the 11793 // priorities after all system packages have been scanned. 11794 mProtectedFilters.add(intent); 11795 if (DEBUG_FILTERS) { 11796 Slog.i(TAG, "Protected action; save for later;" 11797 + " package: " + applicationInfo.packageName 11798 + " activity: " + intent.activity.className 11799 + " origPrio: " + intent.getPriority()); 11800 } 11801 return; 11802 } else { 11803 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 11804 Slog.i(TAG, "No setup wizard;" 11805 + " All protected intents capped to priority 0"); 11806 } 11807 if (intent.activity.info.packageName.equals(mSetupWizardPackage)) { 11808 if (DEBUG_FILTERS) { 11809 Slog.i(TAG, "Found setup wizard;" 11810 + " allow priority " + intent.getPriority() + ";" 11811 + " package: " + intent.activity.info.packageName 11812 + " activity: " + intent.activity.className 11813 + " priority: " + intent.getPriority()); 11814 } 11815 // setup wizard gets whatever it wants 11816 return; 11817 } 11818 if (DEBUG_FILTERS) { 11819 Slog.i(TAG, "Protected action; cap priority to 0;" 11820 + " package: " + intent.activity.info.packageName 11821 + " activity: " + intent.activity.className 11822 + " origPrio: " + intent.getPriority()); 11823 } 11824 intent.setPriority(0); 11825 return; 11826 } 11827 } 11828 // privileged apps on the system image get whatever priority they request 11829 return; 11830 } 11831 11832 // privileged app unbundled update ... try to find the same activity 11833 final PackageParser.Activity foundActivity = 11834 findMatchingActivity(systemActivities, activityInfo); 11835 if (foundActivity == null) { 11836 // this is a new activity; it cannot obtain >0 priority 11837 if (DEBUG_FILTERS) { 11838 Slog.i(TAG, "New activity; cap priority to 0;" 11839 + " package: " + applicationInfo.packageName 11840 + " activity: " + intent.activity.className 11841 + " origPrio: " + intent.getPriority()); 11842 } 11843 intent.setPriority(0); 11844 return; 11845 } 11846 11847 // found activity, now check for filter equivalence 11848 11849 // a shallow copy is enough; we modify the list, not its contents 11850 final List<ActivityIntentInfo> intentListCopy = 11851 new ArrayList<>(foundActivity.intents); 11852 final List<ActivityIntentInfo> foundFilters = findFilters(intent); 11853 11854 // find matching action subsets 11855 final Iterator<String> actionsIterator = intent.actionsIterator(); 11856 if (actionsIterator != null) { 11857 getIntentListSubset( 11858 intentListCopy, new ActionIterGenerator(), actionsIterator); 11859 if (intentListCopy.size() == 0) { 11860 // no more intents to match; we're not equivalent 11861 if (DEBUG_FILTERS) { 11862 Slog.i(TAG, "Mismatched action; cap priority to 0;" 11863 + " package: " + applicationInfo.packageName 11864 + " activity: " + intent.activity.className 11865 + " origPrio: " + intent.getPriority()); 11866 } 11867 intent.setPriority(0); 11868 return; 11869 } 11870 } 11871 11872 // find matching category subsets 11873 final Iterator<String> categoriesIterator = intent.categoriesIterator(); 11874 if (categoriesIterator != null) { 11875 getIntentListSubset(intentListCopy, new CategoriesIterGenerator(), 11876 categoriesIterator); 11877 if (intentListCopy.size() == 0) { 11878 // no more intents to match; we're not equivalent 11879 if (DEBUG_FILTERS) { 11880 Slog.i(TAG, "Mismatched category; cap priority to 0;" 11881 + " package: " + applicationInfo.packageName 11882 + " activity: " + intent.activity.className 11883 + " origPrio: " + intent.getPriority()); 11884 } 11885 intent.setPriority(0); 11886 return; 11887 } 11888 } 11889 11890 // find matching schemes subsets 11891 final Iterator<String> schemesIterator = intent.schemesIterator(); 11892 if (schemesIterator != null) { 11893 getIntentListSubset(intentListCopy, new SchemesIterGenerator(), 11894 schemesIterator); 11895 if (intentListCopy.size() == 0) { 11896 // no more intents to match; we're not equivalent 11897 if (DEBUG_FILTERS) { 11898 Slog.i(TAG, "Mismatched scheme; cap priority to 0;" 11899 + " package: " + applicationInfo.packageName 11900 + " activity: " + intent.activity.className 11901 + " origPrio: " + intent.getPriority()); 11902 } 11903 intent.setPriority(0); 11904 return; 11905 } 11906 } 11907 11908 // find matching authorities subsets 11909 final Iterator<IntentFilter.AuthorityEntry> 11910 authoritiesIterator = intent.authoritiesIterator(); 11911 if (authoritiesIterator != null) { 11912 getIntentListSubset(intentListCopy, 11913 new AuthoritiesIterGenerator(), 11914 authoritiesIterator); 11915 if (intentListCopy.size() == 0) { 11916 // no more intents to match; we're not equivalent 11917 if (DEBUG_FILTERS) { 11918 Slog.i(TAG, "Mismatched authority; cap priority to 0;" 11919 + " package: " + applicationInfo.packageName 11920 + " activity: " + intent.activity.className 11921 + " origPrio: " + intent.getPriority()); 11922 } 11923 intent.setPriority(0); 11924 return; 11925 } 11926 } 11927 11928 // we found matching filter(s); app gets the max priority of all intents 11929 int cappedPriority = 0; 11930 for (int i = intentListCopy.size() - 1; i >= 0; --i) { 11931 cappedPriority = Math.max(cappedPriority, intentListCopy.get(i).getPriority()); 11932 } 11933 if (intent.getPriority() > cappedPriority) { 11934 if (DEBUG_FILTERS) { 11935 Slog.i(TAG, "Found matching filter(s);" 11936 + " cap priority to " + cappedPriority + ";" 11937 + " package: " + applicationInfo.packageName 11938 + " activity: " + intent.activity.className 11939 + " origPrio: " + intent.getPriority()); 11940 } 11941 intent.setPriority(cappedPriority); 11942 return; 11943 } 11944 // all this for nothing; the requested priority was <= what was on the system 11945 } 11946 11947 public final void addActivity(PackageParser.Activity a, String type) { 11948 mActivities.put(a.getComponentName(), a); 11949 if (DEBUG_SHOW_INFO) 11950 Log.v( 11951 TAG, " " + type + " " + 11952 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 11953 if (DEBUG_SHOW_INFO) 11954 Log.v(TAG, " Class=" + a.info.name); 11955 final int NI = a.intents.size(); 11956 for (int j=0; j<NI; j++) { 11957 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 11958 if ("activity".equals(type)) { 11959 final PackageSetting ps = 11960 mSettings.getDisabledSystemPkgLPr(intent.activity.info.packageName); 11961 final List<PackageParser.Activity> systemActivities = 11962 ps != null && ps.pkg != null ? ps.pkg.activities : null; 11963 adjustPriority(systemActivities, intent); 11964 } 11965 if (DEBUG_SHOW_INFO) { 11966 Log.v(TAG, " IntentFilter:"); 11967 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 11968 } 11969 if (!intent.debugCheck()) { 11970 Log.w(TAG, "==> For Activity " + a.info.name); 11971 } 11972 addFilter(intent); 11973 } 11974 } 11975 11976 public final void removeActivity(PackageParser.Activity a, String type) { 11977 mActivities.remove(a.getComponentName()); 11978 if (DEBUG_SHOW_INFO) { 11979 Log.v(TAG, " " + type + " " 11980 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 11981 : a.info.name) + ":"); 11982 Log.v(TAG, " Class=" + a.info.name); 11983 } 11984 final int NI = a.intents.size(); 11985 for (int j=0; j<NI; j++) { 11986 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 11987 if (DEBUG_SHOW_INFO) { 11988 Log.v(TAG, " IntentFilter:"); 11989 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 11990 } 11991 removeFilter(intent); 11992 } 11993 } 11994 11995 @Override 11996 protected boolean allowFilterResult( 11997 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 11998 ActivityInfo filterAi = filter.activity.info; 11999 for (int i=dest.size()-1; i>=0; i--) { 12000 ActivityInfo destAi = dest.get(i).activityInfo; 12001 if (destAi.name == filterAi.name 12002 && destAi.packageName == filterAi.packageName) { 12003 return false; 12004 } 12005 } 12006 return true; 12007 } 12008 12009 @Override 12010 protected ActivityIntentInfo[] newArray(int size) { 12011 return new ActivityIntentInfo[size]; 12012 } 12013 12014 @Override 12015 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 12016 if (!sUserManager.exists(userId)) return true; 12017 PackageParser.Package p = filter.activity.owner; 12018 if (p != null) { 12019 PackageSetting ps = (PackageSetting)p.mExtras; 12020 if (ps != null) { 12021 // System apps are never considered stopped for purposes of 12022 // filtering, because there may be no way for the user to 12023 // actually re-launch them. 12024 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 12025 && ps.getStopped(userId); 12026 } 12027 } 12028 return false; 12029 } 12030 12031 @Override 12032 protected boolean isPackageForFilter(String packageName, 12033 PackageParser.ActivityIntentInfo info) { 12034 return packageName.equals(info.activity.owner.packageName); 12035 } 12036 12037 @Override 12038 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 12039 int match, int userId) { 12040 if (!sUserManager.exists(userId)) return null; 12041 if (!mSettings.isEnabledAndMatchLPr(info.activity.info, mFlags, userId)) { 12042 return null; 12043 } 12044 final PackageParser.Activity activity = info.activity; 12045 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 12046 if (ps == null) { 12047 return null; 12048 } 12049 final PackageUserState userState = ps.readUserState(userId); 12050 ActivityInfo ai = 12051 PackageParser.generateActivityInfo(activity, mFlags, userState, userId); 12052 if (ai == null) { 12053 return null; 12054 } 12055 final boolean matchExplicitlyVisibleOnly = 12056 (mFlags & PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY) != 0; 12057 final boolean matchVisibleToInstantApp = 12058 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12059 final boolean componentVisible = 12060 matchVisibleToInstantApp 12061 && info.isVisibleToInstantApp() 12062 && (!matchExplicitlyVisibleOnly || info.isExplicitlyVisibleToInstantApp()); 12063 final boolean matchInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12064 // throw out filters that aren't visible to ephemeral apps 12065 if (matchVisibleToInstantApp && !(componentVisible || userState.instantApp)) { 12066 return null; 12067 } 12068 // throw out instant app filters if we're not explicitly requesting them 12069 if (!matchInstantApp && userState.instantApp) { 12070 return null; 12071 } 12072 // throw out instant app filters if updates are available; will trigger 12073 // instant app resolution 12074 if (userState.instantApp && ps.isUpdateAvailable()) { 12075 return null; 12076 } 12077 final ResolveInfo res = new ResolveInfo(); 12078 res.activityInfo = ai; 12079 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12080 res.filter = info; 12081 } 12082 if (info != null) { 12083 res.handleAllWebDataURI = info.handleAllWebDataURI(); 12084 } 12085 res.priority = info.getPriority(); 12086 res.preferredOrder = activity.owner.mPreferredOrder; 12087 //System.out.println("Result: " + res.activityInfo.className + 12088 // " = " + res.priority); 12089 res.match = match; 12090 res.isDefault = info.hasDefault; 12091 res.labelRes = info.labelRes; 12092 res.nonLocalizedLabel = info.nonLocalizedLabel; 12093 if (userNeedsBadging(userId)) { 12094 res.noResourceId = true; 12095 } else { 12096 res.icon = info.icon; 12097 } 12098 res.iconResourceId = info.icon; 12099 res.system = res.activityInfo.applicationInfo.isSystemApp(); 12100 res.isInstantAppAvailable = userState.instantApp; 12101 return res; 12102 } 12103 12104 @Override 12105 protected void sortResults(List<ResolveInfo> results) { 12106 Collections.sort(results, mResolvePrioritySorter); 12107 } 12108 12109 @Override 12110 protected void dumpFilter(PrintWriter out, String prefix, 12111 PackageParser.ActivityIntentInfo filter) { 12112 out.print(prefix); out.print( 12113 Integer.toHexString(System.identityHashCode(filter.activity))); 12114 out.print(' '); 12115 filter.activity.printComponentShortName(out); 12116 out.print(" filter "); 12117 out.println(Integer.toHexString(System.identityHashCode(filter))); 12118 } 12119 12120 @Override 12121 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 12122 return filter.activity; 12123 } 12124 12125 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12126 PackageParser.Activity activity = (PackageParser.Activity)label; 12127 out.print(prefix); out.print( 12128 Integer.toHexString(System.identityHashCode(activity))); 12129 out.print(' '); 12130 activity.printComponentShortName(out); 12131 if (count > 1) { 12132 out.print(" ("); out.print(count); out.print(" filters)"); 12133 } 12134 out.println(); 12135 } 12136 12137 // Keys are String (activity class name), values are Activity. 12138 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 12139 = new ArrayMap<ComponentName, PackageParser.Activity>(); 12140 private int mFlags; 12141 } 12142 12143 private final class ServiceIntentResolver 12144 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 12145 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12146 boolean defaultOnly, int userId) { 12147 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12148 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12149 } 12150 12151 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12152 int userId) { 12153 if (!sUserManager.exists(userId)) return null; 12154 mFlags = flags; 12155 return super.queryIntent(intent, resolvedType, 12156 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12157 userId); 12158 } 12159 12160 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12161 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 12162 if (!sUserManager.exists(userId)) return null; 12163 if (packageServices == null) { 12164 return null; 12165 } 12166 mFlags = flags; 12167 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 12168 final int N = packageServices.size(); 12169 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 12170 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 12171 12172 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 12173 for (int i = 0; i < N; ++i) { 12174 intentFilters = packageServices.get(i).intents; 12175 if (intentFilters != null && intentFilters.size() > 0) { 12176 PackageParser.ServiceIntentInfo[] array = 12177 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 12178 intentFilters.toArray(array); 12179 listCut.add(array); 12180 } 12181 } 12182 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12183 } 12184 12185 public final void addService(PackageParser.Service s) { 12186 mServices.put(s.getComponentName(), s); 12187 if (DEBUG_SHOW_INFO) { 12188 Log.v(TAG, " " 12189 + (s.info.nonLocalizedLabel != null 12190 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12191 Log.v(TAG, " Class=" + s.info.name); 12192 } 12193 final int NI = s.intents.size(); 12194 int j; 12195 for (j=0; j<NI; j++) { 12196 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12197 if (DEBUG_SHOW_INFO) { 12198 Log.v(TAG, " IntentFilter:"); 12199 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12200 } 12201 if (!intent.debugCheck()) { 12202 Log.w(TAG, "==> For Service " + s.info.name); 12203 } 12204 addFilter(intent); 12205 } 12206 } 12207 12208 public final void removeService(PackageParser.Service s) { 12209 mServices.remove(s.getComponentName()); 12210 if (DEBUG_SHOW_INFO) { 12211 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 12212 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12213 Log.v(TAG, " Class=" + s.info.name); 12214 } 12215 final int NI = s.intents.size(); 12216 int j; 12217 for (j=0; j<NI; j++) { 12218 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12219 if (DEBUG_SHOW_INFO) { 12220 Log.v(TAG, " IntentFilter:"); 12221 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12222 } 12223 removeFilter(intent); 12224 } 12225 } 12226 12227 @Override 12228 protected boolean allowFilterResult( 12229 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 12230 ServiceInfo filterSi = filter.service.info; 12231 for (int i=dest.size()-1; i>=0; i--) { 12232 ServiceInfo destAi = dest.get(i).serviceInfo; 12233 if (destAi.name == filterSi.name 12234 && destAi.packageName == filterSi.packageName) { 12235 return false; 12236 } 12237 } 12238 return true; 12239 } 12240 12241 @Override 12242 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 12243 return new PackageParser.ServiceIntentInfo[size]; 12244 } 12245 12246 @Override 12247 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 12248 if (!sUserManager.exists(userId)) return true; 12249 PackageParser.Package p = filter.service.owner; 12250 if (p != null) { 12251 PackageSetting ps = (PackageSetting)p.mExtras; 12252 if (ps != null) { 12253 // System apps are never considered stopped for purposes of 12254 // filtering, because there may be no way for the user to 12255 // actually re-launch them. 12256 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 12257 && ps.getStopped(userId); 12258 } 12259 } 12260 return false; 12261 } 12262 12263 @Override 12264 protected boolean isPackageForFilter(String packageName, 12265 PackageParser.ServiceIntentInfo info) { 12266 return packageName.equals(info.service.owner.packageName); 12267 } 12268 12269 @Override 12270 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 12271 int match, int userId) { 12272 if (!sUserManager.exists(userId)) return null; 12273 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 12274 if (!mSettings.isEnabledAndMatchLPr(info.service.info, mFlags, userId)) { 12275 return null; 12276 } 12277 final PackageParser.Service service = info.service; 12278 PackageSetting ps = (PackageSetting) service.owner.mExtras; 12279 if (ps == null) { 12280 return null; 12281 } 12282 final PackageUserState userState = ps.readUserState(userId); 12283 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 12284 userState, userId); 12285 if (si == null) { 12286 return null; 12287 } 12288 final boolean matchVisibleToInstantApp = 12289 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12290 final boolean isInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12291 // throw out filters that aren't visible to ephemeral apps 12292 if (matchVisibleToInstantApp 12293 && !(info.isVisibleToInstantApp() || userState.instantApp)) { 12294 return null; 12295 } 12296 // throw out ephemeral filters if we're not explicitly requesting them 12297 if (!isInstantApp && userState.instantApp) { 12298 return null; 12299 } 12300 // throw out instant app filters if updates are available; will trigger 12301 // instant app resolution 12302 if (userState.instantApp && ps.isUpdateAvailable()) { 12303 return null; 12304 } 12305 final ResolveInfo res = new ResolveInfo(); 12306 res.serviceInfo = si; 12307 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12308 res.filter = filter; 12309 } 12310 res.priority = info.getPriority(); 12311 res.preferredOrder = service.owner.mPreferredOrder; 12312 res.match = match; 12313 res.isDefault = info.hasDefault; 12314 res.labelRes = info.labelRes; 12315 res.nonLocalizedLabel = info.nonLocalizedLabel; 12316 res.icon = info.icon; 12317 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 12318 return res; 12319 } 12320 12321 @Override 12322 protected void sortResults(List<ResolveInfo> results) { 12323 Collections.sort(results, mResolvePrioritySorter); 12324 } 12325 12326 @Override 12327 protected void dumpFilter(PrintWriter out, String prefix, 12328 PackageParser.ServiceIntentInfo filter) { 12329 out.print(prefix); out.print( 12330 Integer.toHexString(System.identityHashCode(filter.service))); 12331 out.print(' '); 12332 filter.service.printComponentShortName(out); 12333 out.print(" filter "); 12334 out.println(Integer.toHexString(System.identityHashCode(filter))); 12335 } 12336 12337 @Override 12338 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 12339 return filter.service; 12340 } 12341 12342 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12343 PackageParser.Service service = (PackageParser.Service)label; 12344 out.print(prefix); out.print( 12345 Integer.toHexString(System.identityHashCode(service))); 12346 out.print(' '); 12347 service.printComponentShortName(out); 12348 if (count > 1) { 12349 out.print(" ("); out.print(count); out.print(" filters)"); 12350 } 12351 out.println(); 12352 } 12353 12354// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 12355// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 12356// final List<ResolveInfo> retList = Lists.newArrayList(); 12357// while (i.hasNext()) { 12358// final ResolveInfo resolveInfo = (ResolveInfo) i; 12359// if (isEnabledLP(resolveInfo.serviceInfo)) { 12360// retList.add(resolveInfo); 12361// } 12362// } 12363// return retList; 12364// } 12365 12366 // Keys are String (activity class name), values are Activity. 12367 private final ArrayMap<ComponentName, PackageParser.Service> mServices 12368 = new ArrayMap<ComponentName, PackageParser.Service>(); 12369 private int mFlags; 12370 } 12371 12372 private final class ProviderIntentResolver 12373 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 12374 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12375 boolean defaultOnly, int userId) { 12376 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12377 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12378 } 12379 12380 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12381 int userId) { 12382 if (!sUserManager.exists(userId)) 12383 return null; 12384 mFlags = flags; 12385 return super.queryIntent(intent, resolvedType, 12386 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12387 userId); 12388 } 12389 12390 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12391 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 12392 if (!sUserManager.exists(userId)) 12393 return null; 12394 if (packageProviders == null) { 12395 return null; 12396 } 12397 mFlags = flags; 12398 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 12399 final int N = packageProviders.size(); 12400 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 12401 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 12402 12403 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 12404 for (int i = 0; i < N; ++i) { 12405 intentFilters = packageProviders.get(i).intents; 12406 if (intentFilters != null && intentFilters.size() > 0) { 12407 PackageParser.ProviderIntentInfo[] array = 12408 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 12409 intentFilters.toArray(array); 12410 listCut.add(array); 12411 } 12412 } 12413 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12414 } 12415 12416 public final void addProvider(PackageParser.Provider p) { 12417 if (mProviders.containsKey(p.getComponentName())) { 12418 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 12419 return; 12420 } 12421 12422 mProviders.put(p.getComponentName(), p); 12423 if (DEBUG_SHOW_INFO) { 12424 Log.v(TAG, " " 12425 + (p.info.nonLocalizedLabel != null 12426 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 12427 Log.v(TAG, " Class=" + p.info.name); 12428 } 12429 final int NI = p.intents.size(); 12430 int j; 12431 for (j = 0; j < NI; j++) { 12432 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 12433 if (DEBUG_SHOW_INFO) { 12434 Log.v(TAG, " IntentFilter:"); 12435 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12436 } 12437 if (!intent.debugCheck()) { 12438 Log.w(TAG, "==> For Provider " + p.info.name); 12439 } 12440 addFilter(intent); 12441 } 12442 } 12443 12444 public final void removeProvider(PackageParser.Provider p) { 12445 mProviders.remove(p.getComponentName()); 12446 if (DEBUG_SHOW_INFO) { 12447 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 12448 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 12449 Log.v(TAG, " Class=" + p.info.name); 12450 } 12451 final int NI = p.intents.size(); 12452 int j; 12453 for (j = 0; j < NI; j++) { 12454 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 12455 if (DEBUG_SHOW_INFO) { 12456 Log.v(TAG, " IntentFilter:"); 12457 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12458 } 12459 removeFilter(intent); 12460 } 12461 } 12462 12463 @Override 12464 protected boolean allowFilterResult( 12465 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 12466 ProviderInfo filterPi = filter.provider.info; 12467 for (int i = dest.size() - 1; i >= 0; i--) { 12468 ProviderInfo destPi = dest.get(i).providerInfo; 12469 if (destPi.name == filterPi.name 12470 && destPi.packageName == filterPi.packageName) { 12471 return false; 12472 } 12473 } 12474 return true; 12475 } 12476 12477 @Override 12478 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 12479 return new PackageParser.ProviderIntentInfo[size]; 12480 } 12481 12482 @Override 12483 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 12484 if (!sUserManager.exists(userId)) 12485 return true; 12486 PackageParser.Package p = filter.provider.owner; 12487 if (p != null) { 12488 PackageSetting ps = (PackageSetting) p.mExtras; 12489 if (ps != null) { 12490 // System apps are never considered stopped for purposes of 12491 // filtering, because there may be no way for the user to 12492 // actually re-launch them. 12493 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 12494 && ps.getStopped(userId); 12495 } 12496 } 12497 return false; 12498 } 12499 12500 @Override 12501 protected boolean isPackageForFilter(String packageName, 12502 PackageParser.ProviderIntentInfo info) { 12503 return packageName.equals(info.provider.owner.packageName); 12504 } 12505 12506 @Override 12507 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 12508 int match, int userId) { 12509 if (!sUserManager.exists(userId)) 12510 return null; 12511 final PackageParser.ProviderIntentInfo info = filter; 12512 if (!mSettings.isEnabledAndMatchLPr(info.provider.info, mFlags, userId)) { 12513 return null; 12514 } 12515 final PackageParser.Provider provider = info.provider; 12516 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 12517 if (ps == null) { 12518 return null; 12519 } 12520 final PackageUserState userState = ps.readUserState(userId); 12521 final boolean matchVisibleToInstantApp = 12522 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12523 final boolean isInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12524 // throw out filters that aren't visible to instant applications 12525 if (matchVisibleToInstantApp 12526 && !(info.isVisibleToInstantApp() || userState.instantApp)) { 12527 return null; 12528 } 12529 // throw out instant application filters if we're not explicitly requesting them 12530 if (!isInstantApp && userState.instantApp) { 12531 return null; 12532 } 12533 // throw out instant application filters if updates are available; will trigger 12534 // instant application resolution 12535 if (userState.instantApp && ps.isUpdateAvailable()) { 12536 return null; 12537 } 12538 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 12539 userState, userId); 12540 if (pi == null) { 12541 return null; 12542 } 12543 final ResolveInfo res = new ResolveInfo(); 12544 res.providerInfo = pi; 12545 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 12546 res.filter = filter; 12547 } 12548 res.priority = info.getPriority(); 12549 res.preferredOrder = provider.owner.mPreferredOrder; 12550 res.match = match; 12551 res.isDefault = info.hasDefault; 12552 res.labelRes = info.labelRes; 12553 res.nonLocalizedLabel = info.nonLocalizedLabel; 12554 res.icon = info.icon; 12555 res.system = res.providerInfo.applicationInfo.isSystemApp(); 12556 return res; 12557 } 12558 12559 @Override 12560 protected void sortResults(List<ResolveInfo> results) { 12561 Collections.sort(results, mResolvePrioritySorter); 12562 } 12563 12564 @Override 12565 protected void dumpFilter(PrintWriter out, String prefix, 12566 PackageParser.ProviderIntentInfo filter) { 12567 out.print(prefix); 12568 out.print( 12569 Integer.toHexString(System.identityHashCode(filter.provider))); 12570 out.print(' '); 12571 filter.provider.printComponentShortName(out); 12572 out.print(" filter "); 12573 out.println(Integer.toHexString(System.identityHashCode(filter))); 12574 } 12575 12576 @Override 12577 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 12578 return filter.provider; 12579 } 12580 12581 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12582 PackageParser.Provider provider = (PackageParser.Provider)label; 12583 out.print(prefix); out.print( 12584 Integer.toHexString(System.identityHashCode(provider))); 12585 out.print(' '); 12586 provider.printComponentShortName(out); 12587 if (count > 1) { 12588 out.print(" ("); out.print(count); out.print(" filters)"); 12589 } 12590 out.println(); 12591 } 12592 12593 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 12594 = new ArrayMap<ComponentName, PackageParser.Provider>(); 12595 private int mFlags; 12596 } 12597 12598 static final class EphemeralIntentResolver 12599 extends IntentResolver<AuxiliaryResolveInfo, AuxiliaryResolveInfo> { 12600 /** 12601 * The result that has the highest defined order. Ordering applies on a 12602 * per-package basis. Mapping is from package name to Pair of order and 12603 * EphemeralResolveInfo. 12604 * <p> 12605 * NOTE: This is implemented as a field variable for convenience and efficiency. 12606 * By having a field variable, we're able to track filter ordering as soon as 12607 * a non-zero order is defined. Otherwise, multiple loops across the result set 12608 * would be needed to apply ordering. If the intent resolver becomes re-entrant, 12609 * this needs to be contained entirely within {@link #filterResults}. 12610 */ 12611 final ArrayMap<String, Pair<Integer, InstantAppResolveInfo>> mOrderResult = new ArrayMap<>(); 12612 12613 @Override 12614 protected AuxiliaryResolveInfo[] newArray(int size) { 12615 return new AuxiliaryResolveInfo[size]; 12616 } 12617 12618 @Override 12619 protected boolean isPackageForFilter(String packageName, AuxiliaryResolveInfo responseObj) { 12620 return true; 12621 } 12622 12623 @Override 12624 protected AuxiliaryResolveInfo newResult(AuxiliaryResolveInfo responseObj, int match, 12625 int userId) { 12626 if (!sUserManager.exists(userId)) { 12627 return null; 12628 } 12629 final String packageName = responseObj.resolveInfo.getPackageName(); 12630 final Integer order = responseObj.getOrder(); 12631 final Pair<Integer, InstantAppResolveInfo> lastOrderResult = 12632 mOrderResult.get(packageName); 12633 // ordering is enabled and this item's order isn't high enough 12634 if (lastOrderResult != null && lastOrderResult.first >= order) { 12635 return null; 12636 } 12637 final InstantAppResolveInfo res = responseObj.resolveInfo; 12638 if (order > 0) { 12639 // non-zero order, enable ordering 12640 mOrderResult.put(packageName, new Pair<>(order, res)); 12641 } 12642 return responseObj; 12643 } 12644 12645 @Override 12646 protected void filterResults(List<AuxiliaryResolveInfo> results) { 12647 // only do work if ordering is enabled [most of the time it won't be] 12648 if (mOrderResult.size() == 0) { 12649 return; 12650 } 12651 int resultSize = results.size(); 12652 for (int i = 0; i < resultSize; i++) { 12653 final InstantAppResolveInfo info = results.get(i).resolveInfo; 12654 final String packageName = info.getPackageName(); 12655 final Pair<Integer, InstantAppResolveInfo> savedInfo = mOrderResult.get(packageName); 12656 if (savedInfo == null) { 12657 // package doesn't having ordering 12658 continue; 12659 } 12660 if (savedInfo.second == info) { 12661 // circled back to the highest ordered item; remove from order list 12662 mOrderResult.remove(packageName); 12663 if (mOrderResult.size() == 0) { 12664 // no more ordered items 12665 break; 12666 } 12667 continue; 12668 } 12669 // item has a worse order, remove it from the result list 12670 results.remove(i); 12671 resultSize--; 12672 i--; 12673 } 12674 } 12675 } 12676 12677 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 12678 new Comparator<ResolveInfo>() { 12679 public int compare(ResolveInfo r1, ResolveInfo r2) { 12680 int v1 = r1.priority; 12681 int v2 = r2.priority; 12682 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 12683 if (v1 != v2) { 12684 return (v1 > v2) ? -1 : 1; 12685 } 12686 v1 = r1.preferredOrder; 12687 v2 = r2.preferredOrder; 12688 if (v1 != v2) { 12689 return (v1 > v2) ? -1 : 1; 12690 } 12691 if (r1.isDefault != r2.isDefault) { 12692 return r1.isDefault ? -1 : 1; 12693 } 12694 v1 = r1.match; 12695 v2 = r2.match; 12696 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 12697 if (v1 != v2) { 12698 return (v1 > v2) ? -1 : 1; 12699 } 12700 if (r1.system != r2.system) { 12701 return r1.system ? -1 : 1; 12702 } 12703 if (r1.activityInfo != null) { 12704 return r1.activityInfo.packageName.compareTo(r2.activityInfo.packageName); 12705 } 12706 if (r1.serviceInfo != null) { 12707 return r1.serviceInfo.packageName.compareTo(r2.serviceInfo.packageName); 12708 } 12709 if (r1.providerInfo != null) { 12710 return r1.providerInfo.packageName.compareTo(r2.providerInfo.packageName); 12711 } 12712 return 0; 12713 } 12714 }; 12715 12716 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 12717 new Comparator<ProviderInfo>() { 12718 public int compare(ProviderInfo p1, ProviderInfo p2) { 12719 final int v1 = p1.initOrder; 12720 final int v2 = p2.initOrder; 12721 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 12722 } 12723 }; 12724 12725 public void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 12726 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 12727 final int[] userIds) { 12728 mHandler.post(new Runnable() { 12729 @Override 12730 public void run() { 12731 try { 12732 final IActivityManager am = ActivityManager.getService(); 12733 if (am == null) return; 12734 final int[] resolvedUserIds; 12735 if (userIds == null) { 12736 resolvedUserIds = am.getRunningUserIds(); 12737 } else { 12738 resolvedUserIds = userIds; 12739 } 12740 for (int id : resolvedUserIds) { 12741 final Intent intent = new Intent(action, 12742 pkg != null ? Uri.fromParts(PACKAGE_SCHEME, pkg, null) : null); 12743 if (extras != null) { 12744 intent.putExtras(extras); 12745 } 12746 if (targetPkg != null) { 12747 intent.setPackage(targetPkg); 12748 } 12749 // Modify the UID when posting to other users 12750 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 12751 if (uid > 0 && UserHandle.getUserId(uid) != id) { 12752 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 12753 intent.putExtra(Intent.EXTRA_UID, uid); 12754 } 12755 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 12756 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 12757 if (DEBUG_BROADCASTS) { 12758 RuntimeException here = new RuntimeException("here"); 12759 here.fillInStackTrace(); 12760 Slog.d(TAG, "Sending to user " + id + ": " 12761 + intent.toShortString(false, true, false, false) 12762 + " " + intent.getExtras(), here); 12763 } 12764 am.broadcastIntent(null, intent, null, finishedReceiver, 12765 0, null, null, null, android.app.AppOpsManager.OP_NONE, 12766 null, finishedReceiver != null, false, id); 12767 } 12768 } catch (RemoteException ex) { 12769 } 12770 } 12771 }); 12772 } 12773 12774 /** 12775 * Check if the external storage media is available. This is true if there 12776 * is a mounted external storage medium or if the external storage is 12777 * emulated. 12778 */ 12779 private boolean isExternalMediaAvailable() { 12780 return mMediaMounted || Environment.isExternalStorageEmulated(); 12781 } 12782 12783 @Override 12784 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 12785 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 12786 return null; 12787 } 12788 // writer 12789 synchronized (mPackages) { 12790 if (!isExternalMediaAvailable()) { 12791 // If the external storage is no longer mounted at this point, 12792 // the caller may not have been able to delete all of this 12793 // packages files and can not delete any more. Bail. 12794 return null; 12795 } 12796 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 12797 if (lastPackage != null) { 12798 pkgs.remove(lastPackage); 12799 } 12800 if (pkgs.size() > 0) { 12801 return pkgs.get(0); 12802 } 12803 } 12804 return null; 12805 } 12806 12807 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 12808 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 12809 userId, andCode ? 1 : 0, packageName); 12810 if (mSystemReady) { 12811 msg.sendToTarget(); 12812 } else { 12813 if (mPostSystemReadyMessages == null) { 12814 mPostSystemReadyMessages = new ArrayList<>(); 12815 } 12816 mPostSystemReadyMessages.add(msg); 12817 } 12818 } 12819 12820 void startCleaningPackages() { 12821 // reader 12822 if (!isExternalMediaAvailable()) { 12823 return; 12824 } 12825 synchronized (mPackages) { 12826 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 12827 return; 12828 } 12829 } 12830 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 12831 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 12832 IActivityManager am = ActivityManager.getService(); 12833 if (am != null) { 12834 int dcsUid = -1; 12835 synchronized (mPackages) { 12836 if (!mDefaultContainerWhitelisted) { 12837 mDefaultContainerWhitelisted = true; 12838 PackageSetting ps = mSettings.mPackages.get(DEFAULT_CONTAINER_PACKAGE); 12839 dcsUid = UserHandle.getUid(UserHandle.USER_SYSTEM, ps.appId); 12840 } 12841 } 12842 try { 12843 if (dcsUid > 0) { 12844 am.backgroundWhitelistUid(dcsUid); 12845 } 12846 am.startService(null, intent, null, false, mContext.getOpPackageName(), 12847 UserHandle.USER_SYSTEM); 12848 } catch (RemoteException e) { 12849 } 12850 } 12851 } 12852 12853 @Override 12854 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 12855 int installFlags, String installerPackageName, int userId) { 12856 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 12857 12858 final int callingUid = Binder.getCallingUid(); 12859 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 12860 true /* requireFullPermission */, true /* checkShell */, "installPackageAsUser"); 12861 12862 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 12863 try { 12864 if (observer != null) { 12865 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 12866 } 12867 } catch (RemoteException re) { 12868 } 12869 return; 12870 } 12871 12872 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 12873 installFlags |= PackageManager.INSTALL_FROM_ADB; 12874 12875 } else { 12876 // Caller holds INSTALL_PACKAGES permission, so we're less strict 12877 // about installerPackageName. 12878 12879 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 12880 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 12881 } 12882 12883 UserHandle user; 12884 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 12885 user = UserHandle.ALL; 12886 } else { 12887 user = new UserHandle(userId); 12888 } 12889 12890 // Only system components can circumvent runtime permissions when installing. 12891 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 12892 && mContext.checkCallingOrSelfPermission(Manifest.permission 12893 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 12894 throw new SecurityException("You need the " 12895 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 12896 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 12897 } 12898 12899 if ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0 12900 || (installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 12901 throw new IllegalArgumentException( 12902 "New installs into ASEC containers no longer supported"); 12903 } 12904 12905 final File originFile = new File(originPath); 12906 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 12907 12908 final Message msg = mHandler.obtainMessage(INIT_COPY); 12909 final VerificationInfo verificationInfo = new VerificationInfo( 12910 null /*originatingUri*/, null /*referrer*/, -1 /*originatingUid*/, callingUid); 12911 final InstallParams params = new InstallParams(origin, null /*moveInfo*/, observer, 12912 installFlags, installerPackageName, null /*volumeUuid*/, verificationInfo, user, 12913 null /*packageAbiOverride*/, null /*grantedPermissions*/, 12914 null /*certificates*/, PackageManager.INSTALL_REASON_UNKNOWN); 12915 params.setTraceMethod("installAsUser").setTraceCookie(System.identityHashCode(params)); 12916 msg.obj = params; 12917 12918 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installAsUser", 12919 System.identityHashCode(msg.obj)); 12920 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 12921 System.identityHashCode(msg.obj)); 12922 12923 mHandler.sendMessage(msg); 12924 } 12925 12926 12927 /** 12928 * Ensure that the install reason matches what we know about the package installer (e.g. whether 12929 * it is acting on behalf on an enterprise or the user). 12930 * 12931 * Note that the ordering of the conditionals in this method is important. The checks we perform 12932 * are as follows, in this order: 12933 * 12934 * 1) If the install is being performed by a system app, we can trust the app to have set the 12935 * install reason correctly. Thus, we pass through the install reason unchanged, no matter 12936 * what it is. 12937 * 2) If the install is being performed by a device or profile owner app, the install reason 12938 * should be enterprise policy. However, we cannot be sure that the device or profile owner 12939 * set the install reason correctly. If the app targets an older SDK version where install 12940 * reasons did not exist yet, or if the app author simply forgot, the install reason may be 12941 * unset or wrong. Thus, we force the install reason to be enterprise policy. 12942 * 3) In all other cases, the install is being performed by a regular app that is neither part 12943 * of the system nor a device or profile owner. We have no reason to believe that this app is 12944 * acting on behalf of the enterprise admin. Thus, we check whether the install reason was 12945 * set to enterprise policy and if so, change it to unknown instead. 12946 */ 12947 private int fixUpInstallReason(String installerPackageName, int installerUid, 12948 int installReason) { 12949 if (checkUidPermission(android.Manifest.permission.INSTALL_PACKAGES, installerUid) 12950 == PERMISSION_GRANTED) { 12951 // If the install is being performed by a system app, we trust that app to have set the 12952 // install reason correctly. 12953 return installReason; 12954 } 12955 12956 final IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 12957 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 12958 if (dpm != null) { 12959 ComponentName owner = null; 12960 try { 12961 owner = dpm.getDeviceOwnerComponent(true /* callingUserOnly */); 12962 if (owner == null) { 12963 owner = dpm.getProfileOwner(UserHandle.getUserId(installerUid)); 12964 } 12965 } catch (RemoteException e) { 12966 } 12967 if (owner != null && owner.getPackageName().equals(installerPackageName)) { 12968 // If the install is being performed by a device or profile owner, the install 12969 // reason should be enterprise policy. 12970 return PackageManager.INSTALL_REASON_POLICY; 12971 } 12972 } 12973 12974 if (installReason == PackageManager.INSTALL_REASON_POLICY) { 12975 // If the install is being performed by a regular app (i.e. neither system app nor 12976 // device or profile owner), we have no reason to believe that the app is acting on 12977 // behalf of an enterprise. If the app set the install reason to enterprise policy, 12978 // change it to unknown instead. 12979 return PackageManager.INSTALL_REASON_UNKNOWN; 12980 } 12981 12982 // If the install is being performed by a regular app and the install reason was set to any 12983 // value but enterprise policy, leave the install reason unchanged. 12984 return installReason; 12985 } 12986 12987 void installStage(String packageName, File stagedDir, 12988 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 12989 String installerPackageName, int installerUid, UserHandle user, 12990 Certificate[][] certificates) { 12991 if (DEBUG_EPHEMERAL) { 12992 if ((sessionParams.installFlags & PackageManager.INSTALL_INSTANT_APP) != 0) { 12993 Slog.d(TAG, "Ephemeral install of " + packageName); 12994 } 12995 } 12996 final VerificationInfo verificationInfo = new VerificationInfo( 12997 sessionParams.originatingUri, sessionParams.referrerUri, 12998 sessionParams.originatingUid, installerUid); 12999 13000 final OriginInfo origin = OriginInfo.fromStagedFile(stagedDir); 13001 13002 final Message msg = mHandler.obtainMessage(INIT_COPY); 13003 final int installReason = fixUpInstallReason(installerPackageName, installerUid, 13004 sessionParams.installReason); 13005 final InstallParams params = new InstallParams(origin, null, observer, 13006 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 13007 verificationInfo, user, sessionParams.abiOverride, 13008 sessionParams.grantedRuntimePermissions, certificates, installReason); 13009 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 13010 msg.obj = params; 13011 13012 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 13013 System.identityHashCode(msg.obj)); 13014 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 13015 System.identityHashCode(msg.obj)); 13016 13017 mHandler.sendMessage(msg); 13018 } 13019 13020 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, 13021 int userId) { 13022 final boolean isSystem = isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 13023 sendPackageAddedForNewUsers(packageName, isSystem /*sendBootCompleted*/, 13024 false /*startReceiver*/, pkgSetting.appId, userId); 13025 13026 // Send a session commit broadcast 13027 final PackageInstaller.SessionInfo info = new PackageInstaller.SessionInfo(); 13028 info.installReason = pkgSetting.getInstallReason(userId); 13029 info.appPackageName = packageName; 13030 sendSessionCommitBroadcast(info, userId); 13031 } 13032 13033 public void sendPackageAddedForNewUsers(String packageName, boolean sendBootCompleted, 13034 boolean includeStopped, int appId, int... userIds) { 13035 if (ArrayUtils.isEmpty(userIds)) { 13036 return; 13037 } 13038 Bundle extras = new Bundle(1); 13039 // Set to UID of the first user, EXTRA_UID is automatically updated in sendPackageBroadcast 13040 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userIds[0], appId)); 13041 13042 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 13043 packageName, extras, 0, null, null, userIds); 13044 if (sendBootCompleted) { 13045 mHandler.post(() -> { 13046 for (int userId : userIds) { 13047 sendBootCompletedBroadcastToSystemApp( 13048 packageName, includeStopped, userId); 13049 } 13050 } 13051 ); 13052 } 13053 } 13054 13055 /** 13056 * The just-installed/enabled app is bundled on the system, so presumed to be able to run 13057 * automatically without needing an explicit launch. 13058 * Send it a LOCKED_BOOT_COMPLETED/BOOT_COMPLETED if it would ordinarily have gotten ones. 13059 */ 13060 private void sendBootCompletedBroadcastToSystemApp(String packageName, boolean includeStopped, 13061 int userId) { 13062 // If user is not running, the app didn't miss any broadcast 13063 if (!mUserManagerInternal.isUserRunning(userId)) { 13064 return; 13065 } 13066 final IActivityManager am = ActivityManager.getService(); 13067 try { 13068 // Deliver LOCKED_BOOT_COMPLETED first 13069 Intent lockedBcIntent = new Intent(Intent.ACTION_LOCKED_BOOT_COMPLETED) 13070 .setPackage(packageName); 13071 if (includeStopped) { 13072 lockedBcIntent.addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES); 13073 } 13074 final String[] requiredPermissions = {Manifest.permission.RECEIVE_BOOT_COMPLETED}; 13075 am.broadcastIntent(null, lockedBcIntent, null, null, 0, null, null, requiredPermissions, 13076 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13077 13078 // Deliver BOOT_COMPLETED only if user is unlocked 13079 if (mUserManagerInternal.isUserUnlockingOrUnlocked(userId)) { 13080 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED).setPackage(packageName); 13081 if (includeStopped) { 13082 bcIntent.addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES); 13083 } 13084 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, requiredPermissions, 13085 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13086 } 13087 } catch (RemoteException e) { 13088 throw e.rethrowFromSystemServer(); 13089 } 13090 } 13091 13092 @Override 13093 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 13094 int userId) { 13095 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13096 PackageSetting pkgSetting; 13097 final int callingUid = Binder.getCallingUid(); 13098 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13099 true /* requireFullPermission */, true /* checkShell */, 13100 "setApplicationHiddenSetting for user " + userId); 13101 13102 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 13103 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 13104 return false; 13105 } 13106 13107 long callingId = Binder.clearCallingIdentity(); 13108 try { 13109 boolean sendAdded = false; 13110 boolean sendRemoved = false; 13111 // writer 13112 synchronized (mPackages) { 13113 pkgSetting = mSettings.mPackages.get(packageName); 13114 if (pkgSetting == null) { 13115 return false; 13116 } 13117 if (filterAppAccessLPr(pkgSetting, callingUid, userId)) { 13118 return false; 13119 } 13120 // Do not allow "android" is being disabled 13121 if ("android".equals(packageName)) { 13122 Slog.w(TAG, "Cannot hide package: android"); 13123 return false; 13124 } 13125 // Cannot hide static shared libs as they are considered 13126 // a part of the using app (emulating static linking). Also 13127 // static libs are installed always on internal storage. 13128 PackageParser.Package pkg = mPackages.get(packageName); 13129 if (pkg != null && pkg.staticSharedLibName != null) { 13130 Slog.w(TAG, "Cannot hide package: " + packageName 13131 + " providing static shared library: " 13132 + pkg.staticSharedLibName); 13133 return false; 13134 } 13135 // Only allow protected packages to hide themselves. 13136 if (hidden && !UserHandle.isSameApp(callingUid, pkgSetting.appId) 13137 && mProtectedPackages.isPackageStateProtected(userId, packageName)) { 13138 Slog.w(TAG, "Not hiding protected package: " + packageName); 13139 return false; 13140 } 13141 13142 if (pkgSetting.getHidden(userId) != hidden) { 13143 pkgSetting.setHidden(hidden, userId); 13144 mSettings.writePackageRestrictionsLPr(userId); 13145 if (hidden) { 13146 sendRemoved = true; 13147 } else { 13148 sendAdded = true; 13149 } 13150 } 13151 } 13152 if (sendAdded) { 13153 sendPackageAddedForUser(packageName, pkgSetting, userId); 13154 return true; 13155 } 13156 if (sendRemoved) { 13157 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 13158 "hiding pkg"); 13159 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 13160 return true; 13161 } 13162 } finally { 13163 Binder.restoreCallingIdentity(callingId); 13164 } 13165 return false; 13166 } 13167 13168 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 13169 int userId) { 13170 final PackageRemovedInfo info = new PackageRemovedInfo(this); 13171 info.removedPackage = packageName; 13172 info.installerPackageName = pkgSetting.installerPackageName; 13173 info.removedUsers = new int[] {userId}; 13174 info.broadcastUsers = new int[] {userId}; 13175 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 13176 info.sendPackageRemovedBroadcasts(true /*killApp*/); 13177 } 13178 13179 private void sendPackagesSuspendedForUser(String[] pkgList, int userId, boolean suspended) { 13180 if (pkgList.length > 0) { 13181 Bundle extras = new Bundle(1); 13182 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 13183 13184 sendPackageBroadcast( 13185 suspended ? Intent.ACTION_PACKAGES_SUSPENDED 13186 : Intent.ACTION_PACKAGES_UNSUSPENDED, 13187 null, extras, Intent.FLAG_RECEIVER_REGISTERED_ONLY, null, null, 13188 new int[] {userId}); 13189 } 13190 } 13191 13192 /** 13193 * Returns true if application is not found or there was an error. Otherwise it returns 13194 * the hidden state of the package for the given user. 13195 */ 13196 @Override 13197 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 13198 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13199 final int callingUid = Binder.getCallingUid(); 13200 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13201 true /* requireFullPermission */, false /* checkShell */, 13202 "getApplicationHidden for user " + userId); 13203 PackageSetting ps; 13204 long callingId = Binder.clearCallingIdentity(); 13205 try { 13206 // writer 13207 synchronized (mPackages) { 13208 ps = mSettings.mPackages.get(packageName); 13209 if (ps == null) { 13210 return true; 13211 } 13212 if (filterAppAccessLPr(ps, callingUid, userId)) { 13213 return true; 13214 } 13215 return ps.getHidden(userId); 13216 } 13217 } finally { 13218 Binder.restoreCallingIdentity(callingId); 13219 } 13220 } 13221 13222 /** 13223 * @hide 13224 */ 13225 @Override 13226 public int installExistingPackageAsUser(String packageName, int userId, int installFlags, 13227 int installReason) { 13228 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 13229 null); 13230 PackageSetting pkgSetting; 13231 final int callingUid = Binder.getCallingUid(); 13232 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13233 true /* requireFullPermission */, true /* checkShell */, 13234 "installExistingPackage for user " + userId); 13235 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 13236 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 13237 } 13238 13239 long callingId = Binder.clearCallingIdentity(); 13240 try { 13241 boolean installed = false; 13242 final boolean instantApp = 13243 (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 13244 final boolean fullApp = 13245 (installFlags & PackageManager.INSTALL_FULL_APP) != 0; 13246 13247 // writer 13248 synchronized (mPackages) { 13249 pkgSetting = mSettings.mPackages.get(packageName); 13250 if (pkgSetting == null) { 13251 return PackageManager.INSTALL_FAILED_INVALID_URI; 13252 } 13253 if (!canViewInstantApps(callingUid, UserHandle.getUserId(callingUid))) { 13254 // only allow the existing package to be used if it's installed as a full 13255 // application for at least one user 13256 boolean installAllowed = false; 13257 for (int checkUserId : sUserManager.getUserIds()) { 13258 installAllowed = !pkgSetting.getInstantApp(checkUserId); 13259 if (installAllowed) { 13260 break; 13261 } 13262 } 13263 if (!installAllowed) { 13264 return PackageManager.INSTALL_FAILED_INVALID_URI; 13265 } 13266 } 13267 if (!pkgSetting.getInstalled(userId)) { 13268 pkgSetting.setInstalled(true, userId); 13269 pkgSetting.setHidden(false, userId); 13270 pkgSetting.setInstallReason(installReason, userId); 13271 mSettings.writePackageRestrictionsLPr(userId); 13272 mSettings.writeKernelMappingLPr(pkgSetting); 13273 installed = true; 13274 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 13275 // upgrade app from instant to full; we don't allow app downgrade 13276 installed = true; 13277 } 13278 setInstantAppForUser(pkgSetting, userId, instantApp, fullApp); 13279 } 13280 13281 if (installed) { 13282 if (pkgSetting.pkg != null) { 13283 synchronized (mInstallLock) { 13284 // We don't need to freeze for a brand new install 13285 prepareAppDataAfterInstallLIF(pkgSetting.pkg); 13286 } 13287 } 13288 sendPackageAddedForUser(packageName, pkgSetting, userId); 13289 synchronized (mPackages) { 13290 updateSequenceNumberLP(pkgSetting, new int[]{ userId }); 13291 } 13292 } 13293 } finally { 13294 Binder.restoreCallingIdentity(callingId); 13295 } 13296 13297 return PackageManager.INSTALL_SUCCEEDED; 13298 } 13299 13300 void setInstantAppForUser(PackageSetting pkgSetting, int userId, 13301 boolean instantApp, boolean fullApp) { 13302 // no state specified; do nothing 13303 if (!instantApp && !fullApp) { 13304 return; 13305 } 13306 if (userId != UserHandle.USER_ALL) { 13307 if (instantApp && !pkgSetting.getInstantApp(userId)) { 13308 pkgSetting.setInstantApp(true /*instantApp*/, userId); 13309 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 13310 pkgSetting.setInstantApp(false /*instantApp*/, userId); 13311 } 13312 } else { 13313 for (int currentUserId : sUserManager.getUserIds()) { 13314 if (instantApp && !pkgSetting.getInstantApp(currentUserId)) { 13315 pkgSetting.setInstantApp(true /*instantApp*/, currentUserId); 13316 } else if (fullApp && pkgSetting.getInstantApp(currentUserId)) { 13317 pkgSetting.setInstantApp(false /*instantApp*/, currentUserId); 13318 } 13319 } 13320 } 13321 } 13322 13323 boolean isUserRestricted(int userId, String restrictionKey) { 13324 Bundle restrictions = sUserManager.getUserRestrictions(userId); 13325 if (restrictions.getBoolean(restrictionKey, false)) { 13326 Log.w(TAG, "User is restricted: " + restrictionKey); 13327 return true; 13328 } 13329 return false; 13330 } 13331 13332 @Override 13333 public String[] setPackagesSuspendedAsUser(String[] packageNames, boolean suspended, 13334 int userId) { 13335 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13336 final int callingUid = Binder.getCallingUid(); 13337 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13338 true /* requireFullPermission */, true /* checkShell */, 13339 "setPackagesSuspended for user " + userId); 13340 13341 if (ArrayUtils.isEmpty(packageNames)) { 13342 return packageNames; 13343 } 13344 13345 // List of package names for whom the suspended state has changed. 13346 List<String> changedPackages = new ArrayList<>(packageNames.length); 13347 // List of package names for whom the suspended state is not set as requested in this 13348 // method. 13349 List<String> unactionedPackages = new ArrayList<>(packageNames.length); 13350 long callingId = Binder.clearCallingIdentity(); 13351 try { 13352 for (int i = 0; i < packageNames.length; i++) { 13353 String packageName = packageNames[i]; 13354 boolean changed = false; 13355 final int appId; 13356 synchronized (mPackages) { 13357 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 13358 if (pkgSetting == null 13359 || filterAppAccessLPr(pkgSetting, callingUid, userId)) { 13360 Slog.w(TAG, "Could not find package setting for package \"" + packageName 13361 + "\". Skipping suspending/un-suspending."); 13362 unactionedPackages.add(packageName); 13363 continue; 13364 } 13365 appId = pkgSetting.appId; 13366 if (pkgSetting.getSuspended(userId) != suspended) { 13367 if (!canSuspendPackageForUserLocked(packageName, userId)) { 13368 unactionedPackages.add(packageName); 13369 continue; 13370 } 13371 pkgSetting.setSuspended(suspended, userId); 13372 mSettings.writePackageRestrictionsLPr(userId); 13373 changed = true; 13374 changedPackages.add(packageName); 13375 } 13376 } 13377 13378 if (changed && suspended) { 13379 killApplication(packageName, UserHandle.getUid(userId, appId), 13380 "suspending package"); 13381 } 13382 } 13383 } finally { 13384 Binder.restoreCallingIdentity(callingId); 13385 } 13386 13387 if (!changedPackages.isEmpty()) { 13388 sendPackagesSuspendedForUser(changedPackages.toArray( 13389 new String[changedPackages.size()]), userId, suspended); 13390 } 13391 13392 return unactionedPackages.toArray(new String[unactionedPackages.size()]); 13393 } 13394 13395 @Override 13396 public boolean isPackageSuspendedForUser(String packageName, int userId) { 13397 final int callingUid = Binder.getCallingUid(); 13398 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13399 true /* requireFullPermission */, false /* checkShell */, 13400 "isPackageSuspendedForUser for user " + userId); 13401 synchronized (mPackages) { 13402 final PackageSetting ps = mSettings.mPackages.get(packageName); 13403 if (ps == null || filterAppAccessLPr(ps, callingUid, userId)) { 13404 throw new IllegalArgumentException("Unknown target package: " + packageName); 13405 } 13406 return ps.getSuspended(userId); 13407 } 13408 } 13409 13410 private boolean canSuspendPackageForUserLocked(String packageName, int userId) { 13411 if (isPackageDeviceAdmin(packageName, userId)) { 13412 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13413 + "\": has an active device admin"); 13414 return false; 13415 } 13416 13417 String activeLauncherPackageName = getActiveLauncherPackageName(userId); 13418 if (packageName.equals(activeLauncherPackageName)) { 13419 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13420 + "\": contains the active launcher"); 13421 return false; 13422 } 13423 13424 if (packageName.equals(mRequiredInstallerPackage)) { 13425 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13426 + "\": required for package installation"); 13427 return false; 13428 } 13429 13430 if (packageName.equals(mRequiredUninstallerPackage)) { 13431 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13432 + "\": required for package uninstallation"); 13433 return false; 13434 } 13435 13436 if (packageName.equals(mRequiredVerifierPackage)) { 13437 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13438 + "\": required for package verification"); 13439 return false; 13440 } 13441 13442 if (packageName.equals(getDefaultDialerPackageName(userId))) { 13443 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13444 + "\": is the default dialer"); 13445 return false; 13446 } 13447 13448 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 13449 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13450 + "\": protected package"); 13451 return false; 13452 } 13453 13454 // Cannot suspend static shared libs as they are considered 13455 // a part of the using app (emulating static linking). Also 13456 // static libs are installed always on internal storage. 13457 PackageParser.Package pkg = mPackages.get(packageName); 13458 if (pkg != null && pkg.applicationInfo.isStaticSharedLibrary()) { 13459 Slog.w(TAG, "Cannot suspend package: " + packageName 13460 + " providing static shared library: " 13461 + pkg.staticSharedLibName); 13462 return false; 13463 } 13464 13465 return true; 13466 } 13467 13468 private String getActiveLauncherPackageName(int userId) { 13469 Intent intent = new Intent(Intent.ACTION_MAIN); 13470 intent.addCategory(Intent.CATEGORY_HOME); 13471 ResolveInfo resolveInfo = resolveIntent( 13472 intent, 13473 intent.resolveTypeIfNeeded(mContext.getContentResolver()), 13474 PackageManager.MATCH_DEFAULT_ONLY, 13475 userId); 13476 13477 return resolveInfo == null ? null : resolveInfo.activityInfo.packageName; 13478 } 13479 13480 private String getDefaultDialerPackageName(int userId) { 13481 synchronized (mPackages) { 13482 return mSettings.getDefaultDialerPackageNameLPw(userId); 13483 } 13484 } 13485 13486 @Override 13487 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 13488 mContext.enforceCallingOrSelfPermission( 13489 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13490 "Only package verification agents can verify applications"); 13491 13492 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 13493 final PackageVerificationResponse response = new PackageVerificationResponse( 13494 verificationCode, Binder.getCallingUid()); 13495 msg.arg1 = id; 13496 msg.obj = response; 13497 mHandler.sendMessage(msg); 13498 } 13499 13500 @Override 13501 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 13502 long millisecondsToDelay) { 13503 mContext.enforceCallingOrSelfPermission( 13504 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13505 "Only package verification agents can extend verification timeouts"); 13506 13507 final PackageVerificationState state = mPendingVerification.get(id); 13508 final PackageVerificationResponse response = new PackageVerificationResponse( 13509 verificationCodeAtTimeout, Binder.getCallingUid()); 13510 13511 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 13512 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 13513 } 13514 if (millisecondsToDelay < 0) { 13515 millisecondsToDelay = 0; 13516 } 13517 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 13518 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 13519 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 13520 } 13521 13522 if ((state != null) && !state.timeoutExtended()) { 13523 state.extendTimeout(); 13524 13525 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 13526 msg.arg1 = id; 13527 msg.obj = response; 13528 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 13529 } 13530 } 13531 13532 private void broadcastPackageVerified(int verificationId, Uri packageUri, 13533 int verificationCode, UserHandle user) { 13534 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 13535 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 13536 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 13537 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 13538 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 13539 13540 mContext.sendBroadcastAsUser(intent, user, 13541 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 13542 } 13543 13544 private ComponentName matchComponentForVerifier(String packageName, 13545 List<ResolveInfo> receivers) { 13546 ActivityInfo targetReceiver = null; 13547 13548 final int NR = receivers.size(); 13549 for (int i = 0; i < NR; i++) { 13550 final ResolveInfo info = receivers.get(i); 13551 if (info.activityInfo == null) { 13552 continue; 13553 } 13554 13555 if (packageName.equals(info.activityInfo.packageName)) { 13556 targetReceiver = info.activityInfo; 13557 break; 13558 } 13559 } 13560 13561 if (targetReceiver == null) { 13562 return null; 13563 } 13564 13565 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 13566 } 13567 13568 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 13569 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 13570 if (pkgInfo.verifiers.length == 0) { 13571 return null; 13572 } 13573 13574 final int N = pkgInfo.verifiers.length; 13575 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 13576 for (int i = 0; i < N; i++) { 13577 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 13578 13579 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 13580 receivers); 13581 if (comp == null) { 13582 continue; 13583 } 13584 13585 final int verifierUid = getUidForVerifier(verifierInfo); 13586 if (verifierUid == -1) { 13587 continue; 13588 } 13589 13590 if (DEBUG_VERIFY) { 13591 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 13592 + " with the correct signature"); 13593 } 13594 sufficientVerifiers.add(comp); 13595 verificationState.addSufficientVerifier(verifierUid); 13596 } 13597 13598 return sufficientVerifiers; 13599 } 13600 13601 private int getUidForVerifier(VerifierInfo verifierInfo) { 13602 synchronized (mPackages) { 13603 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 13604 if (pkg == null) { 13605 return -1; 13606 } else if (pkg.mSignatures.length != 1) { 13607 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 13608 + " has more than one signature; ignoring"); 13609 return -1; 13610 } 13611 13612 /* 13613 * If the public key of the package's signature does not match 13614 * our expected public key, then this is a different package and 13615 * we should skip. 13616 */ 13617 13618 final byte[] expectedPublicKey; 13619 try { 13620 final Signature verifierSig = pkg.mSignatures[0]; 13621 final PublicKey publicKey = verifierSig.getPublicKey(); 13622 expectedPublicKey = publicKey.getEncoded(); 13623 } catch (CertificateException e) { 13624 return -1; 13625 } 13626 13627 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 13628 13629 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 13630 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 13631 + " does not have the expected public key; ignoring"); 13632 return -1; 13633 } 13634 13635 return pkg.applicationInfo.uid; 13636 } 13637 } 13638 13639 @Override 13640 public void finishPackageInstall(int token, boolean didLaunch) { 13641 enforceSystemOrRoot("Only the system is allowed to finish installs"); 13642 13643 if (DEBUG_INSTALL) { 13644 Slog.v(TAG, "BM finishing package install for " + token); 13645 } 13646 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 13647 13648 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, didLaunch ? 1 : 0); 13649 mHandler.sendMessage(msg); 13650 } 13651 13652 /** 13653 * Get the verification agent timeout. Used for both the APK verifier and the 13654 * intent filter verifier. 13655 * 13656 * @return verification timeout in milliseconds 13657 */ 13658 private long getVerificationTimeout() { 13659 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 13660 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 13661 DEFAULT_VERIFICATION_TIMEOUT); 13662 } 13663 13664 /** 13665 * Get the default verification agent response code. 13666 * 13667 * @return default verification response code 13668 */ 13669 private int getDefaultVerificationResponse(UserHandle user) { 13670 if (sUserManager.hasUserRestriction(UserManager.ENSURE_VERIFY_APPS, user.getIdentifier())) { 13671 return PackageManager.VERIFICATION_REJECT; 13672 } 13673 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13674 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 13675 DEFAULT_VERIFICATION_RESPONSE); 13676 } 13677 13678 /** 13679 * Check whether or not package verification has been enabled. 13680 * 13681 * @return true if verification should be performed 13682 */ 13683 private boolean isVerificationEnabled(int userId, int installFlags, int installerUid) { 13684 if (!DEFAULT_VERIFY_ENABLE) { 13685 return false; 13686 } 13687 13688 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 13689 13690 // Check if installing from ADB 13691 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 13692 // Do not run verification in a test harness environment 13693 if (ActivityManager.isRunningInTestHarness()) { 13694 return false; 13695 } 13696 if (ensureVerifyAppsEnabled) { 13697 return true; 13698 } 13699 // Check if the developer does not want package verification for ADB installs 13700 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13701 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 13702 return false; 13703 } 13704 } else { 13705 // only when not installed from ADB, skip verification for instant apps when 13706 // the installer and verifier are the same. 13707 if ((installFlags & PackageManager.INSTALL_INSTANT_APP) != 0) { 13708 if (mInstantAppInstallerActivity != null 13709 && mInstantAppInstallerActivity.packageName.equals( 13710 mRequiredVerifierPackage)) { 13711 try { 13712 mContext.getSystemService(AppOpsManager.class) 13713 .checkPackage(installerUid, mRequiredVerifierPackage); 13714 if (DEBUG_VERIFY) { 13715 Slog.i(TAG, "disable verification for instant app"); 13716 } 13717 return false; 13718 } catch (SecurityException ignore) { } 13719 } 13720 } 13721 } 13722 13723 if (ensureVerifyAppsEnabled) { 13724 return true; 13725 } 13726 13727 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13728 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 13729 } 13730 13731 @Override 13732 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 13733 throws RemoteException { 13734 mContext.enforceCallingOrSelfPermission( 13735 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 13736 "Only intentfilter verification agents can verify applications"); 13737 13738 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 13739 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 13740 Binder.getCallingUid(), verificationCode, failedDomains); 13741 msg.arg1 = id; 13742 msg.obj = response; 13743 mHandler.sendMessage(msg); 13744 } 13745 13746 @Override 13747 public int getIntentVerificationStatus(String packageName, int userId) { 13748 final int callingUid = Binder.getCallingUid(); 13749 if (UserHandle.getUserId(callingUid) != userId) { 13750 mContext.enforceCallingOrSelfPermission( 13751 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 13752 "getIntentVerificationStatus" + userId); 13753 } 13754 if (getInstantAppPackageName(callingUid) != null) { 13755 return INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 13756 } 13757 synchronized (mPackages) { 13758 final PackageSetting ps = mSettings.mPackages.get(packageName); 13759 if (ps == null 13760 || filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 13761 return INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 13762 } 13763 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 13764 } 13765 } 13766 13767 @Override 13768 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 13769 mContext.enforceCallingOrSelfPermission( 13770 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13771 13772 boolean result = false; 13773 synchronized (mPackages) { 13774 final PackageSetting ps = mSettings.mPackages.get(packageName); 13775 if (filterAppAccessLPr(ps, Binder.getCallingUid(), UserHandle.getCallingUserId())) { 13776 return false; 13777 } 13778 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 13779 } 13780 if (result) { 13781 scheduleWritePackageRestrictionsLocked(userId); 13782 } 13783 return result; 13784 } 13785 13786 @Override 13787 public @NonNull ParceledListSlice<IntentFilterVerificationInfo> getIntentFilterVerifications( 13788 String packageName) { 13789 final int callingUid = Binder.getCallingUid(); 13790 if (getInstantAppPackageName(callingUid) != null) { 13791 return ParceledListSlice.emptyList(); 13792 } 13793 synchronized (mPackages) { 13794 final PackageSetting ps = mSettings.mPackages.get(packageName); 13795 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 13796 return ParceledListSlice.emptyList(); 13797 } 13798 return new ParceledListSlice<>(mSettings.getIntentFilterVerificationsLPr(packageName)); 13799 } 13800 } 13801 13802 @Override 13803 public @NonNull ParceledListSlice<IntentFilter> getAllIntentFilters(String packageName) { 13804 if (TextUtils.isEmpty(packageName)) { 13805 return ParceledListSlice.emptyList(); 13806 } 13807 final int callingUid = Binder.getCallingUid(); 13808 final int callingUserId = UserHandle.getUserId(callingUid); 13809 synchronized (mPackages) { 13810 PackageParser.Package pkg = mPackages.get(packageName); 13811 if (pkg == null || pkg.activities == null) { 13812 return ParceledListSlice.emptyList(); 13813 } 13814 if (pkg.mExtras == null) { 13815 return ParceledListSlice.emptyList(); 13816 } 13817 final PackageSetting ps = (PackageSetting) pkg.mExtras; 13818 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 13819 return ParceledListSlice.emptyList(); 13820 } 13821 final int count = pkg.activities.size(); 13822 ArrayList<IntentFilter> result = new ArrayList<>(); 13823 for (int n=0; n<count; n++) { 13824 PackageParser.Activity activity = pkg.activities.get(n); 13825 if (activity.intents != null && activity.intents.size() > 0) { 13826 result.addAll(activity.intents); 13827 } 13828 } 13829 return new ParceledListSlice<>(result); 13830 } 13831 } 13832 13833 @Override 13834 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 13835 mContext.enforceCallingOrSelfPermission( 13836 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13837 if (UserHandle.getCallingUserId() != userId) { 13838 mContext.enforceCallingOrSelfPermission( 13839 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 13840 } 13841 13842 synchronized (mPackages) { 13843 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 13844 if (packageName != null) { 13845 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowser( 13846 packageName, userId); 13847 } 13848 return result; 13849 } 13850 } 13851 13852 @Override 13853 public String getDefaultBrowserPackageName(int userId) { 13854 if (UserHandle.getCallingUserId() != userId) { 13855 mContext.enforceCallingOrSelfPermission( 13856 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 13857 } 13858 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 13859 return null; 13860 } 13861 synchronized (mPackages) { 13862 return mSettings.getDefaultBrowserPackageNameLPw(userId); 13863 } 13864 } 13865 13866 /** 13867 * Get the "allow unknown sources" setting. 13868 * 13869 * @return the current "allow unknown sources" setting 13870 */ 13871 private int getUnknownSourcesSettings() { 13872 return android.provider.Settings.Secure.getInt(mContext.getContentResolver(), 13873 android.provider.Settings.Secure.INSTALL_NON_MARKET_APPS, 13874 -1); 13875 } 13876 13877 @Override 13878 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 13879 final int callingUid = Binder.getCallingUid(); 13880 if (getInstantAppPackageName(callingUid) != null) { 13881 return; 13882 } 13883 // writer 13884 synchronized (mPackages) { 13885 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 13886 if (targetPackageSetting == null 13887 || filterAppAccessLPr( 13888 targetPackageSetting, callingUid, UserHandle.getUserId(callingUid))) { 13889 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 13890 } 13891 13892 PackageSetting installerPackageSetting; 13893 if (installerPackageName != null) { 13894 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 13895 if (installerPackageSetting == null) { 13896 throw new IllegalArgumentException("Unknown installer package: " 13897 + installerPackageName); 13898 } 13899 } else { 13900 installerPackageSetting = null; 13901 } 13902 13903 Signature[] callerSignature; 13904 Object obj = mSettings.getUserIdLPr(callingUid); 13905 if (obj != null) { 13906 if (obj instanceof SharedUserSetting) { 13907 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 13908 } else if (obj instanceof PackageSetting) { 13909 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 13910 } else { 13911 throw new SecurityException("Bad object " + obj + " for uid " + callingUid); 13912 } 13913 } else { 13914 throw new SecurityException("Unknown calling UID: " + callingUid); 13915 } 13916 13917 // Verify: can't set installerPackageName to a package that is 13918 // not signed with the same cert as the caller. 13919 if (installerPackageSetting != null) { 13920 if (compareSignatures(callerSignature, 13921 installerPackageSetting.signatures.mSignatures) 13922 != PackageManager.SIGNATURE_MATCH) { 13923 throw new SecurityException( 13924 "Caller does not have same cert as new installer package " 13925 + installerPackageName); 13926 } 13927 } 13928 13929 // Verify: if target already has an installer package, it must 13930 // be signed with the same cert as the caller. 13931 if (targetPackageSetting.installerPackageName != null) { 13932 PackageSetting setting = mSettings.mPackages.get( 13933 targetPackageSetting.installerPackageName); 13934 // If the currently set package isn't valid, then it's always 13935 // okay to change it. 13936 if (setting != null) { 13937 if (compareSignatures(callerSignature, 13938 setting.signatures.mSignatures) 13939 != PackageManager.SIGNATURE_MATCH) { 13940 throw new SecurityException( 13941 "Caller does not have same cert as old installer package " 13942 + targetPackageSetting.installerPackageName); 13943 } 13944 } 13945 } 13946 13947 // Okay! 13948 targetPackageSetting.installerPackageName = installerPackageName; 13949 if (installerPackageName != null) { 13950 mSettings.mInstallerPackages.add(installerPackageName); 13951 } 13952 scheduleWriteSettingsLocked(); 13953 } 13954 } 13955 13956 @Override 13957 public void setApplicationCategoryHint(String packageName, int categoryHint, 13958 String callerPackageName) { 13959 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 13960 throw new SecurityException("Instant applications don't have access to this method"); 13961 } 13962 mContext.getSystemService(AppOpsManager.class).checkPackage(Binder.getCallingUid(), 13963 callerPackageName); 13964 synchronized (mPackages) { 13965 PackageSetting ps = mSettings.mPackages.get(packageName); 13966 if (ps == null) { 13967 throw new IllegalArgumentException("Unknown target package " + packageName); 13968 } 13969 if (filterAppAccessLPr(ps, Binder.getCallingUid(), UserHandle.getCallingUserId())) { 13970 throw new IllegalArgumentException("Unknown target package " + packageName); 13971 } 13972 if (!Objects.equals(callerPackageName, ps.installerPackageName)) { 13973 throw new IllegalArgumentException("Calling package " + callerPackageName 13974 + " is not installer for " + packageName); 13975 } 13976 13977 if (ps.categoryHint != categoryHint) { 13978 ps.categoryHint = categoryHint; 13979 scheduleWriteSettingsLocked(); 13980 } 13981 } 13982 } 13983 13984 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 13985 // Queue up an async operation since the package installation may take a little while. 13986 mHandler.post(new Runnable() { 13987 public void run() { 13988 mHandler.removeCallbacks(this); 13989 // Result object to be returned 13990 PackageInstalledInfo res = new PackageInstalledInfo(); 13991 res.setReturnCode(currentStatus); 13992 res.uid = -1; 13993 res.pkg = null; 13994 res.removedInfo = null; 13995 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 13996 args.doPreInstall(res.returnCode); 13997 synchronized (mInstallLock) { 13998 installPackageTracedLI(args, res); 13999 } 14000 args.doPostInstall(res.returnCode, res.uid); 14001 } 14002 14003 // A restore should be performed at this point if (a) the install 14004 // succeeded, (b) the operation is not an update, and (c) the new 14005 // package has not opted out of backup participation. 14006 final boolean update = res.removedInfo != null 14007 && res.removedInfo.removedPackage != null; 14008 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 14009 boolean doRestore = !update 14010 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 14011 14012 // Set up the post-install work request bookkeeping. This will be used 14013 // and cleaned up by the post-install event handling regardless of whether 14014 // there's a restore pass performed. Token values are >= 1. 14015 int token; 14016 if (mNextInstallToken < 0) mNextInstallToken = 1; 14017 token = mNextInstallToken++; 14018 14019 PostInstallData data = new PostInstallData(args, res); 14020 mRunningInstalls.put(token, data); 14021 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 14022 14023 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 14024 // Pass responsibility to the Backup Manager. It will perform a 14025 // restore if appropriate, then pass responsibility back to the 14026 // Package Manager to run the post-install observer callbacks 14027 // and broadcasts. 14028 IBackupManager bm = IBackupManager.Stub.asInterface( 14029 ServiceManager.getService(Context.BACKUP_SERVICE)); 14030 if (bm != null) { 14031 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 14032 + " to BM for possible restore"); 14033 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 14034 try { 14035 // TODO: http://b/22388012 14036 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 14037 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 14038 } else { 14039 doRestore = false; 14040 } 14041 } catch (RemoteException e) { 14042 // can't happen; the backup manager is local 14043 } catch (Exception e) { 14044 Slog.e(TAG, "Exception trying to enqueue restore", e); 14045 doRestore = false; 14046 } 14047 } else { 14048 Slog.e(TAG, "Backup Manager not found!"); 14049 doRestore = false; 14050 } 14051 } 14052 14053 if (!doRestore) { 14054 // No restore possible, or the Backup Manager was mysteriously not 14055 // available -- just fire the post-install work request directly. 14056 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 14057 14058 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 14059 14060 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 14061 mHandler.sendMessage(msg); 14062 } 14063 } 14064 }); 14065 } 14066 14067 /** 14068 * Callback from PackageSettings whenever an app is first transitioned out of the 14069 * 'stopped' state. Normally we just issue the broadcast, but we can't do that if 14070 * the app was "launched" for a restoreAtInstall operation. Therefore we check 14071 * here whether the app is the target of an ongoing install, and only send the 14072 * broadcast immediately if it is not in that state. If it *is* undergoing a restore, 14073 * the first-launch broadcast will be sent implicitly on that basis in POST_INSTALL 14074 * handling. 14075 */ 14076 void notifyFirstLaunch(final String pkgName, final String installerPackage, final int userId) { 14077 // Serialize this with the rest of the install-process message chain. In the 14078 // restore-at-install case, this Runnable will necessarily run before the 14079 // POST_INSTALL message is processed, so the contents of mRunningInstalls 14080 // are coherent. In the non-restore case, the app has already completed install 14081 // and been launched through some other means, so it is not in a problematic 14082 // state for observers to see the FIRST_LAUNCH signal. 14083 mHandler.post(new Runnable() { 14084 @Override 14085 public void run() { 14086 for (int i = 0; i < mRunningInstalls.size(); i++) { 14087 final PostInstallData data = mRunningInstalls.valueAt(i); 14088 if (data.res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 14089 continue; 14090 } 14091 if (pkgName.equals(data.res.pkg.applicationInfo.packageName)) { 14092 // right package; but is it for the right user? 14093 for (int uIndex = 0; uIndex < data.res.newUsers.length; uIndex++) { 14094 if (userId == data.res.newUsers[uIndex]) { 14095 if (DEBUG_BACKUP) { 14096 Slog.i(TAG, "Package " + pkgName 14097 + " being restored so deferring FIRST_LAUNCH"); 14098 } 14099 return; 14100 } 14101 } 14102 } 14103 } 14104 // didn't find it, so not being restored 14105 if (DEBUG_BACKUP) { 14106 Slog.i(TAG, "Package " + pkgName + " sending normal FIRST_LAUNCH"); 14107 } 14108 sendFirstLaunchBroadcast(pkgName, installerPackage, new int[] {userId}); 14109 } 14110 }); 14111 } 14112 14113 private void sendFirstLaunchBroadcast(String pkgName, String installerPkg, int[] userIds) { 14114 sendPackageBroadcast(Intent.ACTION_PACKAGE_FIRST_LAUNCH, pkgName, null, 0, 14115 installerPkg, null, userIds); 14116 } 14117 14118 private abstract class HandlerParams { 14119 private static final int MAX_RETRIES = 4; 14120 14121 /** 14122 * Number of times startCopy() has been attempted and had a non-fatal 14123 * error. 14124 */ 14125 private int mRetries = 0; 14126 14127 /** User handle for the user requesting the information or installation. */ 14128 private final UserHandle mUser; 14129 String traceMethod; 14130 int traceCookie; 14131 14132 HandlerParams(UserHandle user) { 14133 mUser = user; 14134 } 14135 14136 UserHandle getUser() { 14137 return mUser; 14138 } 14139 14140 HandlerParams setTraceMethod(String traceMethod) { 14141 this.traceMethod = traceMethod; 14142 return this; 14143 } 14144 14145 HandlerParams setTraceCookie(int traceCookie) { 14146 this.traceCookie = traceCookie; 14147 return this; 14148 } 14149 14150 final boolean startCopy() { 14151 boolean res; 14152 try { 14153 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 14154 14155 if (++mRetries > MAX_RETRIES) { 14156 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 14157 mHandler.sendEmptyMessage(MCS_GIVE_UP); 14158 handleServiceError(); 14159 return false; 14160 } else { 14161 handleStartCopy(); 14162 res = true; 14163 } 14164 } catch (RemoteException e) { 14165 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 14166 mHandler.sendEmptyMessage(MCS_RECONNECT); 14167 res = false; 14168 } 14169 handleReturnCode(); 14170 return res; 14171 } 14172 14173 final void serviceError() { 14174 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 14175 handleServiceError(); 14176 handleReturnCode(); 14177 } 14178 14179 abstract void handleStartCopy() throws RemoteException; 14180 abstract void handleServiceError(); 14181 abstract void handleReturnCode(); 14182 } 14183 14184 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 14185 for (File path : paths) { 14186 try { 14187 mcs.clearDirectory(path.getAbsolutePath()); 14188 } catch (RemoteException e) { 14189 } 14190 } 14191 } 14192 14193 static class OriginInfo { 14194 /** 14195 * Location where install is coming from, before it has been 14196 * copied/renamed into place. This could be a single monolithic APK 14197 * file, or a cluster directory. This location may be untrusted. 14198 */ 14199 final File file; 14200 14201 /** 14202 * Flag indicating that {@link #file} or {@link #cid} has already been 14203 * staged, meaning downstream users don't need to defensively copy the 14204 * contents. 14205 */ 14206 final boolean staged; 14207 14208 /** 14209 * Flag indicating that {@link #file} or {@link #cid} is an already 14210 * installed app that is being moved. 14211 */ 14212 final boolean existing; 14213 14214 final String resolvedPath; 14215 final File resolvedFile; 14216 14217 static OriginInfo fromNothing() { 14218 return new OriginInfo(null, false, false); 14219 } 14220 14221 static OriginInfo fromUntrustedFile(File file) { 14222 return new OriginInfo(file, false, false); 14223 } 14224 14225 static OriginInfo fromExistingFile(File file) { 14226 return new OriginInfo(file, false, true); 14227 } 14228 14229 static OriginInfo fromStagedFile(File file) { 14230 return new OriginInfo(file, true, false); 14231 } 14232 14233 private OriginInfo(File file, boolean staged, boolean existing) { 14234 this.file = file; 14235 this.staged = staged; 14236 this.existing = existing; 14237 14238 if (file != null) { 14239 resolvedPath = file.getAbsolutePath(); 14240 resolvedFile = file; 14241 } else { 14242 resolvedPath = null; 14243 resolvedFile = null; 14244 } 14245 } 14246 } 14247 14248 static class MoveInfo { 14249 final int moveId; 14250 final String fromUuid; 14251 final String toUuid; 14252 final String packageName; 14253 final String dataAppName; 14254 final int appId; 14255 final String seinfo; 14256 final int targetSdkVersion; 14257 14258 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 14259 String dataAppName, int appId, String seinfo, int targetSdkVersion) { 14260 this.moveId = moveId; 14261 this.fromUuid = fromUuid; 14262 this.toUuid = toUuid; 14263 this.packageName = packageName; 14264 this.dataAppName = dataAppName; 14265 this.appId = appId; 14266 this.seinfo = seinfo; 14267 this.targetSdkVersion = targetSdkVersion; 14268 } 14269 } 14270 14271 static class VerificationInfo { 14272 /** A constant used to indicate that a uid value is not present. */ 14273 public static final int NO_UID = -1; 14274 14275 /** URI referencing where the package was downloaded from. */ 14276 final Uri originatingUri; 14277 14278 /** HTTP referrer URI associated with the originatingURI. */ 14279 final Uri referrer; 14280 14281 /** UID of the application that the install request originated from. */ 14282 final int originatingUid; 14283 14284 /** UID of application requesting the install */ 14285 final int installerUid; 14286 14287 VerificationInfo(Uri originatingUri, Uri referrer, int originatingUid, int installerUid) { 14288 this.originatingUri = originatingUri; 14289 this.referrer = referrer; 14290 this.originatingUid = originatingUid; 14291 this.installerUid = installerUid; 14292 } 14293 } 14294 14295 class InstallParams extends HandlerParams { 14296 final OriginInfo origin; 14297 final MoveInfo move; 14298 final IPackageInstallObserver2 observer; 14299 int installFlags; 14300 final String installerPackageName; 14301 final String volumeUuid; 14302 private InstallArgs mArgs; 14303 private int mRet; 14304 final String packageAbiOverride; 14305 final String[] grantedRuntimePermissions; 14306 final VerificationInfo verificationInfo; 14307 final Certificate[][] certificates; 14308 final int installReason; 14309 14310 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 14311 int installFlags, String installerPackageName, String volumeUuid, 14312 VerificationInfo verificationInfo, UserHandle user, String packageAbiOverride, 14313 String[] grantedPermissions, Certificate[][] certificates, int installReason) { 14314 super(user); 14315 this.origin = origin; 14316 this.move = move; 14317 this.observer = observer; 14318 this.installFlags = installFlags; 14319 this.installerPackageName = installerPackageName; 14320 this.volumeUuid = volumeUuid; 14321 this.verificationInfo = verificationInfo; 14322 this.packageAbiOverride = packageAbiOverride; 14323 this.grantedRuntimePermissions = grantedPermissions; 14324 this.certificates = certificates; 14325 this.installReason = installReason; 14326 } 14327 14328 @Override 14329 public String toString() { 14330 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 14331 + " file=" + origin.file + "}"; 14332 } 14333 14334 private int installLocationPolicy(PackageInfoLite pkgLite) { 14335 String packageName = pkgLite.packageName; 14336 int installLocation = pkgLite.installLocation; 14337 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14338 // reader 14339 synchronized (mPackages) { 14340 // Currently installed package which the new package is attempting to replace or 14341 // null if no such package is installed. 14342 PackageParser.Package installedPkg = mPackages.get(packageName); 14343 // Package which currently owns the data which the new package will own if installed. 14344 // If an app is unstalled while keeping data (e.g., adb uninstall -k), installedPkg 14345 // will be null whereas dataOwnerPkg will contain information about the package 14346 // which was uninstalled while keeping its data. 14347 PackageParser.Package dataOwnerPkg = installedPkg; 14348 if (dataOwnerPkg == null) { 14349 PackageSetting ps = mSettings.mPackages.get(packageName); 14350 if (ps != null) { 14351 dataOwnerPkg = ps.pkg; 14352 } 14353 } 14354 14355 if (dataOwnerPkg != null) { 14356 // If installed, the package will get access to data left on the device by its 14357 // predecessor. As a security measure, this is permited only if this is not a 14358 // version downgrade or if the predecessor package is marked as debuggable and 14359 // a downgrade is explicitly requested. 14360 // 14361 // On debuggable platform builds, downgrades are permitted even for 14362 // non-debuggable packages to make testing easier. Debuggable platform builds do 14363 // not offer security guarantees and thus it's OK to disable some security 14364 // mechanisms to make debugging/testing easier on those builds. However, even on 14365 // debuggable builds downgrades of packages are permitted only if requested via 14366 // installFlags. This is because we aim to keep the behavior of debuggable 14367 // platform builds as close as possible to the behavior of non-debuggable 14368 // platform builds. 14369 final boolean downgradeRequested = 14370 (installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) != 0; 14371 final boolean packageDebuggable = 14372 (dataOwnerPkg.applicationInfo.flags 14373 & ApplicationInfo.FLAG_DEBUGGABLE) != 0; 14374 final boolean downgradePermitted = 14375 (downgradeRequested) && ((Build.IS_DEBUGGABLE) || (packageDebuggable)); 14376 if (!downgradePermitted) { 14377 try { 14378 checkDowngrade(dataOwnerPkg, pkgLite); 14379 } catch (PackageManagerException e) { 14380 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 14381 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 14382 } 14383 } 14384 } 14385 14386 if (installedPkg != null) { 14387 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 14388 // Check for updated system application. 14389 if ((installedPkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 14390 if (onSd) { 14391 Slog.w(TAG, "Cannot install update to system app on sdcard"); 14392 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 14393 } 14394 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14395 } else { 14396 if (onSd) { 14397 // Install flag overrides everything. 14398 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14399 } 14400 // If current upgrade specifies particular preference 14401 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 14402 // Application explicitly specified internal. 14403 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14404 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 14405 // App explictly prefers external. Let policy decide 14406 } else { 14407 // Prefer previous location 14408 if (isExternal(installedPkg)) { 14409 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14410 } 14411 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14412 } 14413 } 14414 } else { 14415 // Invalid install. Return error code 14416 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 14417 } 14418 } 14419 } 14420 // All the special cases have been taken care of. 14421 // Return result based on recommended install location. 14422 if (onSd) { 14423 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14424 } 14425 return pkgLite.recommendedInstallLocation; 14426 } 14427 14428 /* 14429 * Invoke remote method to get package information and install 14430 * location values. Override install location based on default 14431 * policy if needed and then create install arguments based 14432 * on the install location. 14433 */ 14434 public void handleStartCopy() throws RemoteException { 14435 int ret = PackageManager.INSTALL_SUCCEEDED; 14436 14437 // If we're already staged, we've firmly committed to an install location 14438 if (origin.staged) { 14439 if (origin.file != null) { 14440 installFlags |= PackageManager.INSTALL_INTERNAL; 14441 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 14442 } else { 14443 throw new IllegalStateException("Invalid stage location"); 14444 } 14445 } 14446 14447 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14448 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 14449 final boolean ephemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 14450 PackageInfoLite pkgLite = null; 14451 14452 if (onInt && onSd) { 14453 // Check if both bits are set. 14454 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 14455 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14456 } else if (onSd && ephemeral) { 14457 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 14458 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14459 } else { 14460 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 14461 packageAbiOverride); 14462 14463 if (DEBUG_EPHEMERAL && ephemeral) { 14464 Slog.v(TAG, "pkgLite for install: " + pkgLite); 14465 } 14466 14467 /* 14468 * If we have too little free space, try to free cache 14469 * before giving up. 14470 */ 14471 if (!origin.staged && pkgLite.recommendedInstallLocation 14472 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 14473 // TODO: focus freeing disk space on the target device 14474 final StorageManager storage = StorageManager.from(mContext); 14475 final long lowThreshold = storage.getStorageLowBytes( 14476 Environment.getDataDirectory()); 14477 14478 final long sizeBytes = mContainerService.calculateInstalledSize( 14479 origin.resolvedPath, packageAbiOverride); 14480 14481 try { 14482 mInstaller.freeCache(null, sizeBytes + lowThreshold, 0, 0); 14483 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 14484 installFlags, packageAbiOverride); 14485 } catch (InstallerException e) { 14486 Slog.w(TAG, "Failed to free cache", e); 14487 } 14488 14489 /* 14490 * The cache free must have deleted the file we 14491 * downloaded to install. 14492 * 14493 * TODO: fix the "freeCache" call to not delete 14494 * the file we care about. 14495 */ 14496 if (pkgLite.recommendedInstallLocation 14497 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 14498 pkgLite.recommendedInstallLocation 14499 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 14500 } 14501 } 14502 } 14503 14504 if (ret == PackageManager.INSTALL_SUCCEEDED) { 14505 int loc = pkgLite.recommendedInstallLocation; 14506 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 14507 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14508 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 14509 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 14510 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 14511 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 14512 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 14513 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 14514 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 14515 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 14516 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 14517 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 14518 } else { 14519 // Override with defaults if needed. 14520 loc = installLocationPolicy(pkgLite); 14521 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 14522 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 14523 } else if (!onSd && !onInt) { 14524 // Override install location with flags 14525 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 14526 // Set the flag to install on external media. 14527 installFlags |= PackageManager.INSTALL_EXTERNAL; 14528 installFlags &= ~PackageManager.INSTALL_INTERNAL; 14529 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 14530 if (DEBUG_EPHEMERAL) { 14531 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 14532 } 14533 installFlags |= PackageManager.INSTALL_INSTANT_APP; 14534 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 14535 |PackageManager.INSTALL_INTERNAL); 14536 } else { 14537 // Make sure the flag for installing on external 14538 // media is unset 14539 installFlags |= PackageManager.INSTALL_INTERNAL; 14540 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 14541 } 14542 } 14543 } 14544 } 14545 14546 final InstallArgs args = createInstallArgs(this); 14547 mArgs = args; 14548 14549 if (ret == PackageManager.INSTALL_SUCCEEDED) { 14550 // TODO: http://b/22976637 14551 // Apps installed for "all" users use the device owner to verify the app 14552 UserHandle verifierUser = getUser(); 14553 if (verifierUser == UserHandle.ALL) { 14554 verifierUser = UserHandle.SYSTEM; 14555 } 14556 14557 /* 14558 * Determine if we have any installed package verifiers. If we 14559 * do, then we'll defer to them to verify the packages. 14560 */ 14561 final int requiredUid = mRequiredVerifierPackage == null ? -1 14562 : getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 14563 verifierUser.getIdentifier()); 14564 final int installerUid = 14565 verificationInfo == null ? -1 : verificationInfo.installerUid; 14566 if (!origin.existing && requiredUid != -1 14567 && isVerificationEnabled( 14568 verifierUser.getIdentifier(), installFlags, installerUid)) { 14569 final Intent verification = new Intent( 14570 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 14571 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 14572 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 14573 PACKAGE_MIME_TYPE); 14574 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 14575 14576 // Query all live verifiers based on current user state 14577 final List<ResolveInfo> receivers = queryIntentReceiversInternal(verification, 14578 PACKAGE_MIME_TYPE, 0, verifierUser.getIdentifier(), 14579 false /*allowDynamicSplits*/); 14580 14581 if (DEBUG_VERIFY) { 14582 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 14583 + verification.toString() + " with " + pkgLite.verifiers.length 14584 + " optional verifiers"); 14585 } 14586 14587 final int verificationId = mPendingVerificationToken++; 14588 14589 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 14590 14591 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 14592 installerPackageName); 14593 14594 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 14595 installFlags); 14596 14597 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 14598 pkgLite.packageName); 14599 14600 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 14601 pkgLite.versionCode); 14602 14603 if (verificationInfo != null) { 14604 if (verificationInfo.originatingUri != null) { 14605 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 14606 verificationInfo.originatingUri); 14607 } 14608 if (verificationInfo.referrer != null) { 14609 verification.putExtra(Intent.EXTRA_REFERRER, 14610 verificationInfo.referrer); 14611 } 14612 if (verificationInfo.originatingUid >= 0) { 14613 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 14614 verificationInfo.originatingUid); 14615 } 14616 if (verificationInfo.installerUid >= 0) { 14617 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 14618 verificationInfo.installerUid); 14619 } 14620 } 14621 14622 final PackageVerificationState verificationState = new PackageVerificationState( 14623 requiredUid, args); 14624 14625 mPendingVerification.append(verificationId, verificationState); 14626 14627 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 14628 receivers, verificationState); 14629 14630 DeviceIdleController.LocalService idleController = getDeviceIdleController(); 14631 final long idleDuration = getVerificationTimeout(); 14632 14633 /* 14634 * If any sufficient verifiers were listed in the package 14635 * manifest, attempt to ask them. 14636 */ 14637 if (sufficientVerifiers != null) { 14638 final int N = sufficientVerifiers.size(); 14639 if (N == 0) { 14640 Slog.i(TAG, "Additional verifiers required, but none installed."); 14641 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 14642 } else { 14643 for (int i = 0; i < N; i++) { 14644 final ComponentName verifierComponent = sufficientVerifiers.get(i); 14645 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 14646 verifierComponent.getPackageName(), idleDuration, 14647 verifierUser.getIdentifier(), false, "package verifier"); 14648 14649 final Intent sufficientIntent = new Intent(verification); 14650 sufficientIntent.setComponent(verifierComponent); 14651 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 14652 } 14653 } 14654 } 14655 14656 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 14657 mRequiredVerifierPackage, receivers); 14658 if (ret == PackageManager.INSTALL_SUCCEEDED 14659 && mRequiredVerifierPackage != null) { 14660 Trace.asyncTraceBegin( 14661 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 14662 /* 14663 * Send the intent to the required verification agent, 14664 * but only start the verification timeout after the 14665 * target BroadcastReceivers have run. 14666 */ 14667 verification.setComponent(requiredVerifierComponent); 14668 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 14669 mRequiredVerifierPackage, idleDuration, 14670 verifierUser.getIdentifier(), false, "package verifier"); 14671 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 14672 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 14673 new BroadcastReceiver() { 14674 @Override 14675 public void onReceive(Context context, Intent intent) { 14676 final Message msg = mHandler 14677 .obtainMessage(CHECK_PENDING_VERIFICATION); 14678 msg.arg1 = verificationId; 14679 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 14680 } 14681 }, null, 0, null, null); 14682 14683 /* 14684 * We don't want the copy to proceed until verification 14685 * succeeds, so null out this field. 14686 */ 14687 mArgs = null; 14688 } 14689 } else { 14690 /* 14691 * No package verification is enabled, so immediately start 14692 * the remote call to initiate copy using temporary file. 14693 */ 14694 ret = args.copyApk(mContainerService, true); 14695 } 14696 } 14697 14698 mRet = ret; 14699 } 14700 14701 @Override 14702 void handleReturnCode() { 14703 // If mArgs is null, then MCS couldn't be reached. When it 14704 // reconnects, it will try again to install. At that point, this 14705 // will succeed. 14706 if (mArgs != null) { 14707 processPendingInstall(mArgs, mRet); 14708 } 14709 } 14710 14711 @Override 14712 void handleServiceError() { 14713 mArgs = createInstallArgs(this); 14714 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 14715 } 14716 } 14717 14718 private InstallArgs createInstallArgs(InstallParams params) { 14719 if (params.move != null) { 14720 return new MoveInstallArgs(params); 14721 } else { 14722 return new FileInstallArgs(params); 14723 } 14724 } 14725 14726 /** 14727 * Create args that describe an existing installed package. Typically used 14728 * when cleaning up old installs, or used as a move source. 14729 */ 14730 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 14731 String resourcePath, String[] instructionSets) { 14732 return new FileInstallArgs(codePath, resourcePath, instructionSets); 14733 } 14734 14735 static abstract class InstallArgs { 14736 /** @see InstallParams#origin */ 14737 final OriginInfo origin; 14738 /** @see InstallParams#move */ 14739 final MoveInfo move; 14740 14741 final IPackageInstallObserver2 observer; 14742 // Always refers to PackageManager flags only 14743 final int installFlags; 14744 final String installerPackageName; 14745 final String volumeUuid; 14746 final UserHandle user; 14747 final String abiOverride; 14748 final String[] installGrantPermissions; 14749 /** If non-null, drop an async trace when the install completes */ 14750 final String traceMethod; 14751 final int traceCookie; 14752 final Certificate[][] certificates; 14753 final int installReason; 14754 14755 // The list of instruction sets supported by this app. This is currently 14756 // only used during the rmdex() phase to clean up resources. We can get rid of this 14757 // if we move dex files under the common app path. 14758 /* nullable */ String[] instructionSets; 14759 14760 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 14761 int installFlags, String installerPackageName, String volumeUuid, 14762 UserHandle user, String[] instructionSets, 14763 String abiOverride, String[] installGrantPermissions, 14764 String traceMethod, int traceCookie, Certificate[][] certificates, 14765 int installReason) { 14766 this.origin = origin; 14767 this.move = move; 14768 this.installFlags = installFlags; 14769 this.observer = observer; 14770 this.installerPackageName = installerPackageName; 14771 this.volumeUuid = volumeUuid; 14772 this.user = user; 14773 this.instructionSets = instructionSets; 14774 this.abiOverride = abiOverride; 14775 this.installGrantPermissions = installGrantPermissions; 14776 this.traceMethod = traceMethod; 14777 this.traceCookie = traceCookie; 14778 this.certificates = certificates; 14779 this.installReason = installReason; 14780 } 14781 14782 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 14783 abstract int doPreInstall(int status); 14784 14785 /** 14786 * Rename package into final resting place. All paths on the given 14787 * scanned package should be updated to reflect the rename. 14788 */ 14789 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 14790 abstract int doPostInstall(int status, int uid); 14791 14792 /** @see PackageSettingBase#codePathString */ 14793 abstract String getCodePath(); 14794 /** @see PackageSettingBase#resourcePathString */ 14795 abstract String getResourcePath(); 14796 14797 // Need installer lock especially for dex file removal. 14798 abstract void cleanUpResourcesLI(); 14799 abstract boolean doPostDeleteLI(boolean delete); 14800 14801 /** 14802 * Called before the source arguments are copied. This is used mostly 14803 * for MoveParams when it needs to read the source file to put it in the 14804 * destination. 14805 */ 14806 int doPreCopy() { 14807 return PackageManager.INSTALL_SUCCEEDED; 14808 } 14809 14810 /** 14811 * Called after the source arguments are copied. This is used mostly for 14812 * MoveParams when it needs to read the source file to put it in the 14813 * destination. 14814 */ 14815 int doPostCopy(int uid) { 14816 return PackageManager.INSTALL_SUCCEEDED; 14817 } 14818 14819 protected boolean isFwdLocked() { 14820 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 14821 } 14822 14823 protected boolean isExternalAsec() { 14824 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14825 } 14826 14827 protected boolean isEphemeral() { 14828 return (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 14829 } 14830 14831 UserHandle getUser() { 14832 return user; 14833 } 14834 } 14835 14836 void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 14837 if (!allCodePaths.isEmpty()) { 14838 if (instructionSets == null) { 14839 throw new IllegalStateException("instructionSet == null"); 14840 } 14841 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 14842 for (String codePath : allCodePaths) { 14843 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 14844 try { 14845 mInstaller.rmdex(codePath, dexCodeInstructionSet); 14846 } catch (InstallerException ignored) { 14847 } 14848 } 14849 } 14850 } 14851 } 14852 14853 /** 14854 * Logic to handle installation of non-ASEC applications, including copying 14855 * and renaming logic. 14856 */ 14857 class FileInstallArgs extends InstallArgs { 14858 private File codeFile; 14859 private File resourceFile; 14860 14861 // Example topology: 14862 // /data/app/com.example/base.apk 14863 // /data/app/com.example/split_foo.apk 14864 // /data/app/com.example/lib/arm/libfoo.so 14865 // /data/app/com.example/lib/arm64/libfoo.so 14866 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 14867 14868 /** New install */ 14869 FileInstallArgs(InstallParams params) { 14870 super(params.origin, params.move, params.observer, params.installFlags, 14871 params.installerPackageName, params.volumeUuid, 14872 params.getUser(), null /*instructionSets*/, params.packageAbiOverride, 14873 params.grantedRuntimePermissions, 14874 params.traceMethod, params.traceCookie, params.certificates, 14875 params.installReason); 14876 if (isFwdLocked()) { 14877 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 14878 } 14879 } 14880 14881 /** Existing install */ 14882 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 14883 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, instructionSets, 14884 null, null, null, 0, null /*certificates*/, 14885 PackageManager.INSTALL_REASON_UNKNOWN); 14886 this.codeFile = (codePath != null) ? new File(codePath) : null; 14887 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 14888 } 14889 14890 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 14891 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 14892 try { 14893 return doCopyApk(imcs, temp); 14894 } finally { 14895 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 14896 } 14897 } 14898 14899 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 14900 if (origin.staged) { 14901 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 14902 codeFile = origin.file; 14903 resourceFile = origin.file; 14904 return PackageManager.INSTALL_SUCCEEDED; 14905 } 14906 14907 try { 14908 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 14909 final File tempDir = 14910 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 14911 codeFile = tempDir; 14912 resourceFile = tempDir; 14913 } catch (IOException e) { 14914 Slog.w(TAG, "Failed to create copy file: " + e); 14915 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 14916 } 14917 14918 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 14919 @Override 14920 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 14921 if (!FileUtils.isValidExtFilename(name)) { 14922 throw new IllegalArgumentException("Invalid filename: " + name); 14923 } 14924 try { 14925 final File file = new File(codeFile, name); 14926 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 14927 O_RDWR | O_CREAT, 0644); 14928 Os.chmod(file.getAbsolutePath(), 0644); 14929 return new ParcelFileDescriptor(fd); 14930 } catch (ErrnoException e) { 14931 throw new RemoteException("Failed to open: " + e.getMessage()); 14932 } 14933 } 14934 }; 14935 14936 int ret = PackageManager.INSTALL_SUCCEEDED; 14937 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 14938 if (ret != PackageManager.INSTALL_SUCCEEDED) { 14939 Slog.e(TAG, "Failed to copy package"); 14940 return ret; 14941 } 14942 14943 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 14944 NativeLibraryHelper.Handle handle = null; 14945 try { 14946 handle = NativeLibraryHelper.Handle.create(codeFile); 14947 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 14948 abiOverride); 14949 } catch (IOException e) { 14950 Slog.e(TAG, "Copying native libraries failed", e); 14951 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 14952 } finally { 14953 IoUtils.closeQuietly(handle); 14954 } 14955 14956 return ret; 14957 } 14958 14959 int doPreInstall(int status) { 14960 if (status != PackageManager.INSTALL_SUCCEEDED) { 14961 cleanUp(); 14962 } 14963 return status; 14964 } 14965 14966 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 14967 if (status != PackageManager.INSTALL_SUCCEEDED) { 14968 cleanUp(); 14969 return false; 14970 } 14971 14972 final File targetDir = codeFile.getParentFile(); 14973 final File beforeCodeFile = codeFile; 14974 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 14975 14976 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 14977 try { 14978 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 14979 } catch (ErrnoException e) { 14980 Slog.w(TAG, "Failed to rename", e); 14981 return false; 14982 } 14983 14984 if (!SELinux.restoreconRecursive(afterCodeFile)) { 14985 Slog.w(TAG, "Failed to restorecon"); 14986 return false; 14987 } 14988 14989 // Reflect the rename internally 14990 codeFile = afterCodeFile; 14991 resourceFile = afterCodeFile; 14992 14993 // Reflect the rename in scanned details 14994 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 14995 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 14996 afterCodeFile, pkg.baseCodePath)); 14997 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 14998 afterCodeFile, pkg.splitCodePaths)); 14999 15000 // Reflect the rename in app info 15001 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15002 pkg.setApplicationInfoCodePath(pkg.codePath); 15003 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15004 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15005 pkg.setApplicationInfoResourcePath(pkg.codePath); 15006 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15007 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15008 15009 return true; 15010 } 15011 15012 int doPostInstall(int status, int uid) { 15013 if (status != PackageManager.INSTALL_SUCCEEDED) { 15014 cleanUp(); 15015 } 15016 return status; 15017 } 15018 15019 @Override 15020 String getCodePath() { 15021 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15022 } 15023 15024 @Override 15025 String getResourcePath() { 15026 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15027 } 15028 15029 private boolean cleanUp() { 15030 if (codeFile == null || !codeFile.exists()) { 15031 return false; 15032 } 15033 15034 removeCodePathLI(codeFile); 15035 15036 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 15037 resourceFile.delete(); 15038 } 15039 15040 return true; 15041 } 15042 15043 void cleanUpResourcesLI() { 15044 // Try enumerating all code paths before deleting 15045 List<String> allCodePaths = Collections.EMPTY_LIST; 15046 if (codeFile != null && codeFile.exists()) { 15047 try { 15048 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 15049 allCodePaths = pkg.getAllCodePaths(); 15050 } catch (PackageParserException e) { 15051 // Ignored; we tried our best 15052 } 15053 } 15054 15055 cleanUp(); 15056 removeDexFiles(allCodePaths, instructionSets); 15057 } 15058 15059 boolean doPostDeleteLI(boolean delete) { 15060 // XXX err, shouldn't we respect the delete flag? 15061 cleanUpResourcesLI(); 15062 return true; 15063 } 15064 } 15065 15066 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 15067 PackageManagerException { 15068 if (copyRet < 0) { 15069 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 15070 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 15071 throw new PackageManagerException(copyRet, message); 15072 } 15073 } 15074 } 15075 15076 /** 15077 * Extract the StorageManagerService "container ID" from the full code path of an 15078 * .apk. 15079 */ 15080 static String cidFromCodePath(String fullCodePath) { 15081 int eidx = fullCodePath.lastIndexOf("/"); 15082 String subStr1 = fullCodePath.substring(0, eidx); 15083 int sidx = subStr1.lastIndexOf("/"); 15084 return subStr1.substring(sidx+1, eidx); 15085 } 15086 15087 /** 15088 * Logic to handle movement of existing installed applications. 15089 */ 15090 class MoveInstallArgs extends InstallArgs { 15091 private File codeFile; 15092 private File resourceFile; 15093 15094 /** New install */ 15095 MoveInstallArgs(InstallParams params) { 15096 super(params.origin, params.move, params.observer, params.installFlags, 15097 params.installerPackageName, params.volumeUuid, 15098 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 15099 params.grantedRuntimePermissions, 15100 params.traceMethod, params.traceCookie, params.certificates, 15101 params.installReason); 15102 } 15103 15104 int copyApk(IMediaContainerService imcs, boolean temp) { 15105 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 15106 + move.fromUuid + " to " + move.toUuid); 15107 synchronized (mInstaller) { 15108 try { 15109 mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 15110 move.dataAppName, move.appId, move.seinfo, move.targetSdkVersion); 15111 } catch (InstallerException e) { 15112 Slog.w(TAG, "Failed to move app", e); 15113 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15114 } 15115 } 15116 15117 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 15118 resourceFile = codeFile; 15119 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 15120 15121 return PackageManager.INSTALL_SUCCEEDED; 15122 } 15123 15124 int doPreInstall(int status) { 15125 if (status != PackageManager.INSTALL_SUCCEEDED) { 15126 cleanUp(move.toUuid); 15127 } 15128 return status; 15129 } 15130 15131 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15132 if (status != PackageManager.INSTALL_SUCCEEDED) { 15133 cleanUp(move.toUuid); 15134 return false; 15135 } 15136 15137 // Reflect the move in app info 15138 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15139 pkg.setApplicationInfoCodePath(pkg.codePath); 15140 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15141 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15142 pkg.setApplicationInfoResourcePath(pkg.codePath); 15143 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15144 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15145 15146 return true; 15147 } 15148 15149 int doPostInstall(int status, int uid) { 15150 if (status == PackageManager.INSTALL_SUCCEEDED) { 15151 cleanUp(move.fromUuid); 15152 } else { 15153 cleanUp(move.toUuid); 15154 } 15155 return status; 15156 } 15157 15158 @Override 15159 String getCodePath() { 15160 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15161 } 15162 15163 @Override 15164 String getResourcePath() { 15165 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15166 } 15167 15168 private boolean cleanUp(String volumeUuid) { 15169 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 15170 move.dataAppName); 15171 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 15172 final int[] userIds = sUserManager.getUserIds(); 15173 synchronized (mInstallLock) { 15174 // Clean up both app data and code 15175 // All package moves are frozen until finished 15176 for (int userId : userIds) { 15177 try { 15178 mInstaller.destroyAppData(volumeUuid, move.packageName, userId, 15179 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE, 0); 15180 } catch (InstallerException e) { 15181 Slog.w(TAG, String.valueOf(e)); 15182 } 15183 } 15184 removeCodePathLI(codeFile); 15185 } 15186 return true; 15187 } 15188 15189 void cleanUpResourcesLI() { 15190 throw new UnsupportedOperationException(); 15191 } 15192 15193 boolean doPostDeleteLI(boolean delete) { 15194 throw new UnsupportedOperationException(); 15195 } 15196 } 15197 15198 static String getAsecPackageName(String packageCid) { 15199 int idx = packageCid.lastIndexOf("-"); 15200 if (idx == -1) { 15201 return packageCid; 15202 } 15203 return packageCid.substring(0, idx); 15204 } 15205 15206 // Utility method used to create code paths based on package name and available index. 15207 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 15208 String idxStr = ""; 15209 int idx = 1; 15210 // Fall back to default value of idx=1 if prefix is not 15211 // part of oldCodePath 15212 if (oldCodePath != null) { 15213 String subStr = oldCodePath; 15214 // Drop the suffix right away 15215 if (suffix != null && subStr.endsWith(suffix)) { 15216 subStr = subStr.substring(0, subStr.length() - suffix.length()); 15217 } 15218 // If oldCodePath already contains prefix find out the 15219 // ending index to either increment or decrement. 15220 int sidx = subStr.lastIndexOf(prefix); 15221 if (sidx != -1) { 15222 subStr = subStr.substring(sidx + prefix.length()); 15223 if (subStr != null) { 15224 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 15225 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 15226 } 15227 try { 15228 idx = Integer.parseInt(subStr); 15229 if (idx <= 1) { 15230 idx++; 15231 } else { 15232 idx--; 15233 } 15234 } catch(NumberFormatException e) { 15235 } 15236 } 15237 } 15238 } 15239 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 15240 return prefix + idxStr; 15241 } 15242 15243 private File getNextCodePath(File targetDir, String packageName) { 15244 File result; 15245 SecureRandom random = new SecureRandom(); 15246 byte[] bytes = new byte[16]; 15247 do { 15248 random.nextBytes(bytes); 15249 String suffix = Base64.encodeToString(bytes, Base64.URL_SAFE | Base64.NO_WRAP); 15250 result = new File(targetDir, packageName + "-" + suffix); 15251 } while (result.exists()); 15252 return result; 15253 } 15254 15255 // Utility method that returns the relative package path with respect 15256 // to the installation directory. Like say for /data/data/com.test-1.apk 15257 // string com.test-1 is returned. 15258 static String deriveCodePathName(String codePath) { 15259 if (codePath == null) { 15260 return null; 15261 } 15262 final File codeFile = new File(codePath); 15263 final String name = codeFile.getName(); 15264 if (codeFile.isDirectory()) { 15265 return name; 15266 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 15267 final int lastDot = name.lastIndexOf('.'); 15268 return name.substring(0, lastDot); 15269 } else { 15270 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 15271 return null; 15272 } 15273 } 15274 15275 static class PackageInstalledInfo { 15276 String name; 15277 int uid; 15278 // The set of users that originally had this package installed. 15279 int[] origUsers; 15280 // The set of users that now have this package installed. 15281 int[] newUsers; 15282 PackageParser.Package pkg; 15283 int returnCode; 15284 String returnMsg; 15285 String installerPackageName; 15286 PackageRemovedInfo removedInfo; 15287 ArrayMap<String, PackageInstalledInfo> addedChildPackages; 15288 15289 public void setError(int code, String msg) { 15290 setReturnCode(code); 15291 setReturnMessage(msg); 15292 Slog.w(TAG, msg); 15293 } 15294 15295 public void setError(String msg, PackageParserException e) { 15296 setReturnCode(e.error); 15297 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15298 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15299 for (int i = 0; i < childCount; i++) { 15300 addedChildPackages.valueAt(i).setError(msg, e); 15301 } 15302 Slog.w(TAG, msg, e); 15303 } 15304 15305 public void setError(String msg, PackageManagerException e) { 15306 returnCode = e.error; 15307 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15308 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15309 for (int i = 0; i < childCount; i++) { 15310 addedChildPackages.valueAt(i).setError(msg, e); 15311 } 15312 Slog.w(TAG, msg, e); 15313 } 15314 15315 public void setReturnCode(int returnCode) { 15316 this.returnCode = returnCode; 15317 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15318 for (int i = 0; i < childCount; i++) { 15319 addedChildPackages.valueAt(i).returnCode = returnCode; 15320 } 15321 } 15322 15323 private void setReturnMessage(String returnMsg) { 15324 this.returnMsg = returnMsg; 15325 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15326 for (int i = 0; i < childCount; i++) { 15327 addedChildPackages.valueAt(i).returnMsg = returnMsg; 15328 } 15329 } 15330 15331 // In some error cases we want to convey more info back to the observer 15332 String origPackage; 15333 String origPermission; 15334 } 15335 15336 /* 15337 * Install a non-existing package. 15338 */ 15339 private void installNewPackageLIF(PackageParser.Package pkg, final int policyFlags, 15340 int scanFlags, UserHandle user, String installerPackageName, String volumeUuid, 15341 PackageInstalledInfo res, int installReason) { 15342 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 15343 15344 // Remember this for later, in case we need to rollback this install 15345 String pkgName = pkg.packageName; 15346 15347 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 15348 15349 synchronized(mPackages) { 15350 final String renamedPackage = mSettings.getRenamedPackageLPr(pkgName); 15351 if (renamedPackage != null) { 15352 // A package with the same name is already installed, though 15353 // it has been renamed to an older name. The package we 15354 // are trying to install should be installed as an update to 15355 // the existing one, but that has not been requested, so bail. 15356 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 15357 + " without first uninstalling package running as " 15358 + renamedPackage); 15359 return; 15360 } 15361 if (mPackages.containsKey(pkgName)) { 15362 // Don't allow installation over an existing package with the same name. 15363 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 15364 + " without first uninstalling."); 15365 return; 15366 } 15367 } 15368 15369 try { 15370 PackageParser.Package newPackage = scanPackageTracedLI(pkg, policyFlags, scanFlags, 15371 System.currentTimeMillis(), user); 15372 15373 updateSettingsLI(newPackage, installerPackageName, null, res, user, installReason); 15374 15375 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 15376 prepareAppDataAfterInstallLIF(newPackage); 15377 15378 } else { 15379 // Remove package from internal structures, but keep around any 15380 // data that might have already existed 15381 deletePackageLIF(pkgName, UserHandle.ALL, false, null, 15382 PackageManager.DELETE_KEEP_DATA, res.removedInfo, true, null); 15383 } 15384 } catch (PackageManagerException e) { 15385 res.setError("Package couldn't be installed in " + pkg.codePath, e); 15386 } 15387 15388 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15389 } 15390 15391 private static void updateDigest(MessageDigest digest, File file) throws IOException { 15392 try (DigestInputStream digestStream = 15393 new DigestInputStream(new FileInputStream(file), digest)) { 15394 while (digestStream.read() != -1) {} // nothing to do; just plow through the file 15395 } 15396 } 15397 15398 private void replacePackageLIF(PackageParser.Package pkg, final int policyFlags, int scanFlags, 15399 UserHandle user, String installerPackageName, PackageInstalledInfo res, 15400 int installReason) { 15401 final boolean isInstantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 15402 15403 final PackageParser.Package oldPackage; 15404 final PackageSetting ps; 15405 final String pkgName = pkg.packageName; 15406 final int[] allUsers; 15407 final int[] installedUsers; 15408 15409 synchronized(mPackages) { 15410 oldPackage = mPackages.get(pkgName); 15411 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 15412 15413 // don't allow upgrade to target a release SDK from a pre-release SDK 15414 final boolean oldTargetsPreRelease = oldPackage.applicationInfo.targetSdkVersion 15415 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 15416 final boolean newTargetsPreRelease = pkg.applicationInfo.targetSdkVersion 15417 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 15418 if (oldTargetsPreRelease 15419 && !newTargetsPreRelease 15420 && ((policyFlags & PackageParser.PARSE_FORCE_SDK) == 0)) { 15421 Slog.w(TAG, "Can't install package targeting released sdk"); 15422 res.setReturnCode(PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE); 15423 return; 15424 } 15425 15426 ps = mSettings.mPackages.get(pkgName); 15427 15428 // verify signatures are valid 15429 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 15430 if (ksms.shouldCheckUpgradeKeySetLocked(ps, scanFlags)) { 15431 if (!ksms.checkUpgradeKeySetLocked(ps, pkg)) { 15432 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 15433 "New package not signed by keys specified by upgrade-keysets: " 15434 + pkgName); 15435 return; 15436 } 15437 } else { 15438 // default to original signature matching 15439 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 15440 != PackageManager.SIGNATURE_MATCH) { 15441 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 15442 "New package has a different signature: " + pkgName); 15443 return; 15444 } 15445 } 15446 15447 // don't allow a system upgrade unless the upgrade hash matches 15448 if (oldPackage.restrictUpdateHash != null && oldPackage.isSystem()) { 15449 byte[] digestBytes = null; 15450 try { 15451 final MessageDigest digest = MessageDigest.getInstance("SHA-512"); 15452 updateDigest(digest, new File(pkg.baseCodePath)); 15453 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 15454 for (String path : pkg.splitCodePaths) { 15455 updateDigest(digest, new File(path)); 15456 } 15457 } 15458 digestBytes = digest.digest(); 15459 } catch (NoSuchAlgorithmException | IOException e) { 15460 res.setError(INSTALL_FAILED_INVALID_APK, 15461 "Could not compute hash: " + pkgName); 15462 return; 15463 } 15464 if (!Arrays.equals(oldPackage.restrictUpdateHash, digestBytes)) { 15465 res.setError(INSTALL_FAILED_INVALID_APK, 15466 "New package fails restrict-update check: " + pkgName); 15467 return; 15468 } 15469 // retain upgrade restriction 15470 pkg.restrictUpdateHash = oldPackage.restrictUpdateHash; 15471 } 15472 15473 // Check for shared user id changes 15474 String invalidPackageName = 15475 getParentOrChildPackageChangedSharedUser(oldPackage, pkg); 15476 if (invalidPackageName != null) { 15477 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 15478 "Package " + invalidPackageName + " tried to change user " 15479 + oldPackage.mSharedUserId); 15480 return; 15481 } 15482 15483 // In case of rollback, remember per-user/profile install state 15484 allUsers = sUserManager.getUserIds(); 15485 installedUsers = ps.queryInstalledUsers(allUsers, true); 15486 15487 // don't allow an upgrade from full to ephemeral 15488 if (isInstantApp) { 15489 if (user == null || user.getIdentifier() == UserHandle.USER_ALL) { 15490 for (int currentUser : allUsers) { 15491 if (!ps.getInstantApp(currentUser)) { 15492 // can't downgrade from full to instant 15493 Slog.w(TAG, "Can't replace full app with instant app: " + pkgName 15494 + " for user: " + currentUser); 15495 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 15496 return; 15497 } 15498 } 15499 } else if (!ps.getInstantApp(user.getIdentifier())) { 15500 // can't downgrade from full to instant 15501 Slog.w(TAG, "Can't replace full app with instant app: " + pkgName 15502 + " for user: " + user.getIdentifier()); 15503 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 15504 return; 15505 } 15506 } 15507 } 15508 15509 // Update what is removed 15510 res.removedInfo = new PackageRemovedInfo(this); 15511 res.removedInfo.uid = oldPackage.applicationInfo.uid; 15512 res.removedInfo.removedPackage = oldPackage.packageName; 15513 res.removedInfo.installerPackageName = ps.installerPackageName; 15514 res.removedInfo.isStaticSharedLib = pkg.staticSharedLibName != null; 15515 res.removedInfo.isUpdate = true; 15516 res.removedInfo.origUsers = installedUsers; 15517 res.removedInfo.installReasons = new SparseArray<>(installedUsers.length); 15518 for (int i = 0; i < installedUsers.length; i++) { 15519 final int userId = installedUsers[i]; 15520 res.removedInfo.installReasons.put(userId, ps.getInstallReason(userId)); 15521 } 15522 15523 final int childCount = (oldPackage.childPackages != null) 15524 ? oldPackage.childPackages.size() : 0; 15525 for (int i = 0; i < childCount; i++) { 15526 boolean childPackageUpdated = false; 15527 PackageParser.Package childPkg = oldPackage.childPackages.get(i); 15528 final PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 15529 if (res.addedChildPackages != null) { 15530 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 15531 if (childRes != null) { 15532 childRes.removedInfo.uid = childPkg.applicationInfo.uid; 15533 childRes.removedInfo.removedPackage = childPkg.packageName; 15534 if (childPs != null) { 15535 childRes.removedInfo.installerPackageName = childPs.installerPackageName; 15536 } 15537 childRes.removedInfo.isUpdate = true; 15538 childRes.removedInfo.installReasons = res.removedInfo.installReasons; 15539 childPackageUpdated = true; 15540 } 15541 } 15542 if (!childPackageUpdated) { 15543 PackageRemovedInfo childRemovedRes = new PackageRemovedInfo(this); 15544 childRemovedRes.removedPackage = childPkg.packageName; 15545 if (childPs != null) { 15546 childRemovedRes.installerPackageName = childPs.installerPackageName; 15547 } 15548 childRemovedRes.isUpdate = false; 15549 childRemovedRes.dataRemoved = true; 15550 synchronized (mPackages) { 15551 if (childPs != null) { 15552 childRemovedRes.origUsers = childPs.queryInstalledUsers(allUsers, true); 15553 } 15554 } 15555 if (res.removedInfo.removedChildPackages == null) { 15556 res.removedInfo.removedChildPackages = new ArrayMap<>(); 15557 } 15558 res.removedInfo.removedChildPackages.put(childPkg.packageName, childRemovedRes); 15559 } 15560 } 15561 15562 boolean sysPkg = (isSystemApp(oldPackage)); 15563 if (sysPkg) { 15564 // Set the system/privileged/oem flags as needed 15565 final boolean privileged = 15566 (oldPackage.applicationInfo.privateFlags 15567 & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 15568 final boolean oem = 15569 (oldPackage.applicationInfo.privateFlags 15570 & ApplicationInfo.PRIVATE_FLAG_OEM) != 0; 15571 final int systemPolicyFlags = policyFlags 15572 | PackageParser.PARSE_IS_SYSTEM 15573 | (privileged ? PARSE_IS_PRIVILEGED : 0) 15574 | (oem ? PARSE_IS_OEM : 0); 15575 15576 replaceSystemPackageLIF(oldPackage, pkg, systemPolicyFlags, scanFlags, 15577 user, allUsers, installerPackageName, res, installReason); 15578 } else { 15579 replaceNonSystemPackageLIF(oldPackage, pkg, policyFlags, scanFlags, 15580 user, allUsers, installerPackageName, res, installReason); 15581 } 15582 } 15583 15584 @Override 15585 public List<String> getPreviousCodePaths(String packageName) { 15586 final int callingUid = Binder.getCallingUid(); 15587 final List<String> result = new ArrayList<>(); 15588 if (getInstantAppPackageName(callingUid) != null) { 15589 return result; 15590 } 15591 final PackageSetting ps = mSettings.mPackages.get(packageName); 15592 if (ps != null 15593 && ps.oldCodePaths != null 15594 && !filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 15595 result.addAll(ps.oldCodePaths); 15596 } 15597 return result; 15598 } 15599 15600 private void replaceNonSystemPackageLIF(PackageParser.Package deletedPackage, 15601 PackageParser.Package pkg, final int policyFlags, int scanFlags, UserHandle user, 15602 int[] allUsers, String installerPackageName, PackageInstalledInfo res, 15603 int installReason) { 15604 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 15605 + deletedPackage); 15606 15607 String pkgName = deletedPackage.packageName; 15608 boolean deletedPkg = true; 15609 boolean addedPkg = false; 15610 boolean updatedSettings = false; 15611 final boolean killApp = (scanFlags & SCAN_DONT_KILL_APP) == 0; 15612 final int deleteFlags = PackageManager.DELETE_KEEP_DATA 15613 | (killApp ? 0 : PackageManager.DELETE_DONT_KILL_APP); 15614 15615 final long origUpdateTime = (pkg.mExtras != null) 15616 ? ((PackageSetting)pkg.mExtras).lastUpdateTime : 0; 15617 15618 // First delete the existing package while retaining the data directory 15619 if (!deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 15620 res.removedInfo, true, pkg)) { 15621 // If the existing package wasn't successfully deleted 15622 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 15623 deletedPkg = false; 15624 } else { 15625 // Successfully deleted the old package; proceed with replace. 15626 15627 // If deleted package lived in a container, give users a chance to 15628 // relinquish resources before killing. 15629 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 15630 if (DEBUG_INSTALL) { 15631 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 15632 } 15633 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 15634 final ArrayList<String> pkgList = new ArrayList<String>(1); 15635 pkgList.add(deletedPackage.applicationInfo.packageName); 15636 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 15637 } 15638 15639 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 15640 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 15641 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 15642 15643 try { 15644 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, policyFlags, 15645 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 15646 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 15647 installReason); 15648 15649 // Update the in-memory copy of the previous code paths. 15650 PackageSetting ps = mSettings.mPackages.get(pkgName); 15651 if (!killApp) { 15652 if (ps.oldCodePaths == null) { 15653 ps.oldCodePaths = new ArraySet<>(); 15654 } 15655 Collections.addAll(ps.oldCodePaths, deletedPackage.baseCodePath); 15656 if (deletedPackage.splitCodePaths != null) { 15657 Collections.addAll(ps.oldCodePaths, deletedPackage.splitCodePaths); 15658 } 15659 } else { 15660 ps.oldCodePaths = null; 15661 } 15662 if (ps.childPackageNames != null) { 15663 for (int i = ps.childPackageNames.size() - 1; i >= 0; --i) { 15664 final String childPkgName = ps.childPackageNames.get(i); 15665 final PackageSetting childPs = mSettings.mPackages.get(childPkgName); 15666 childPs.oldCodePaths = ps.oldCodePaths; 15667 } 15668 } 15669 // set instant app status, but, only if it's explicitly specified 15670 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 15671 final boolean fullApp = (scanFlags & SCAN_AS_FULL_APP) != 0; 15672 setInstantAppForUser(ps, user.getIdentifier(), instantApp, fullApp); 15673 prepareAppDataAfterInstallLIF(newPackage); 15674 addedPkg = true; 15675 mDexManager.notifyPackageUpdated(newPackage.packageName, 15676 newPackage.baseCodePath, newPackage.splitCodePaths); 15677 } catch (PackageManagerException e) { 15678 res.setError("Package couldn't be installed in " + pkg.codePath, e); 15679 } 15680 } 15681 15682 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 15683 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 15684 15685 // Revert all internal state mutations and added folders for the failed install 15686 if (addedPkg) { 15687 deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 15688 res.removedInfo, true, null); 15689 } 15690 15691 // Restore the old package 15692 if (deletedPkg) { 15693 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 15694 File restoreFile = new File(deletedPackage.codePath); 15695 // Parse old package 15696 boolean oldExternal = isExternal(deletedPackage); 15697 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 15698 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 15699 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 15700 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 15701 try { 15702 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 15703 null); 15704 } catch (PackageManagerException e) { 15705 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 15706 + e.getMessage()); 15707 return; 15708 } 15709 15710 synchronized (mPackages) { 15711 // Ensure the installer package name up to date 15712 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 15713 15714 // Update permissions for restored package 15715 mPermissionManager.updatePermissions( 15716 deletedPackage.packageName, deletedPackage, false, mPackages.values(), 15717 mPermissionCallback); 15718 15719 mSettings.writeLPr(); 15720 } 15721 15722 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 15723 } 15724 } else { 15725 synchronized (mPackages) { 15726 PackageSetting ps = mSettings.getPackageLPr(pkg.packageName); 15727 if (ps != null) { 15728 res.removedInfo.removedForAllUsers = mPackages.get(ps.name) == null; 15729 if (res.removedInfo.removedChildPackages != null) { 15730 final int childCount = res.removedInfo.removedChildPackages.size(); 15731 // Iterate in reverse as we may modify the collection 15732 for (int i = childCount - 1; i >= 0; i--) { 15733 String childPackageName = res.removedInfo.removedChildPackages.keyAt(i); 15734 if (res.addedChildPackages.containsKey(childPackageName)) { 15735 res.removedInfo.removedChildPackages.removeAt(i); 15736 } else { 15737 PackageRemovedInfo childInfo = res.removedInfo 15738 .removedChildPackages.valueAt(i); 15739 childInfo.removedForAllUsers = mPackages.get( 15740 childInfo.removedPackage) == null; 15741 } 15742 } 15743 } 15744 } 15745 } 15746 } 15747 } 15748 15749 private void replaceSystemPackageLIF(PackageParser.Package deletedPackage, 15750 PackageParser.Package pkg, final int policyFlags, int scanFlags, UserHandle user, 15751 int[] allUsers, String installerPackageName, PackageInstalledInfo res, 15752 int installReason) { 15753 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 15754 + ", old=" + deletedPackage); 15755 15756 final boolean disabledSystem; 15757 15758 // Remove existing system package 15759 removePackageLI(deletedPackage, true); 15760 15761 synchronized (mPackages) { 15762 disabledSystem = disableSystemPackageLPw(deletedPackage, pkg); 15763 } 15764 if (!disabledSystem) { 15765 // We didn't need to disable the .apk as a current system package, 15766 // which means we are replacing another update that is already 15767 // installed. We need to make sure to delete the older one's .apk. 15768 res.removedInfo.args = createInstallArgsForExisting(0, 15769 deletedPackage.applicationInfo.getCodePath(), 15770 deletedPackage.applicationInfo.getResourcePath(), 15771 getAppDexInstructionSets(deletedPackage.applicationInfo)); 15772 } else { 15773 res.removedInfo.args = null; 15774 } 15775 15776 // Successfully disabled the old package. Now proceed with re-installation 15777 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 15778 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 15779 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 15780 15781 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 15782 pkg.setApplicationInfoFlags(ApplicationInfo.FLAG_UPDATED_SYSTEM_APP, 15783 ApplicationInfo.FLAG_UPDATED_SYSTEM_APP); 15784 15785 PackageParser.Package newPackage = null; 15786 try { 15787 // Add the package to the internal data structures 15788 newPackage = scanPackageTracedLI(pkg, policyFlags, scanFlags, 0, user); 15789 15790 // Set the update and install times 15791 PackageSetting deletedPkgSetting = (PackageSetting) deletedPackage.mExtras; 15792 setInstallAndUpdateTime(newPackage, deletedPkgSetting.firstInstallTime, 15793 System.currentTimeMillis()); 15794 15795 // Update the package dynamic state if succeeded 15796 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 15797 // Now that the install succeeded make sure we remove data 15798 // directories for any child package the update removed. 15799 final int deletedChildCount = (deletedPackage.childPackages != null) 15800 ? deletedPackage.childPackages.size() : 0; 15801 final int newChildCount = (newPackage.childPackages != null) 15802 ? newPackage.childPackages.size() : 0; 15803 for (int i = 0; i < deletedChildCount; i++) { 15804 PackageParser.Package deletedChildPkg = deletedPackage.childPackages.get(i); 15805 boolean childPackageDeleted = true; 15806 for (int j = 0; j < newChildCount; j++) { 15807 PackageParser.Package newChildPkg = newPackage.childPackages.get(j); 15808 if (deletedChildPkg.packageName.equals(newChildPkg.packageName)) { 15809 childPackageDeleted = false; 15810 break; 15811 } 15812 } 15813 if (childPackageDeleted) { 15814 PackageSetting ps = mSettings.getDisabledSystemPkgLPr( 15815 deletedChildPkg.packageName); 15816 if (ps != null && res.removedInfo.removedChildPackages != null) { 15817 PackageRemovedInfo removedChildRes = res.removedInfo 15818 .removedChildPackages.get(deletedChildPkg.packageName); 15819 removePackageDataLIF(ps, allUsers, removedChildRes, 0, false); 15820 removedChildRes.removedForAllUsers = mPackages.get(ps.name) == null; 15821 } 15822 } 15823 } 15824 15825 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 15826 installReason); 15827 prepareAppDataAfterInstallLIF(newPackage); 15828 15829 mDexManager.notifyPackageUpdated(newPackage.packageName, 15830 newPackage.baseCodePath, newPackage.splitCodePaths); 15831 } 15832 } catch (PackageManagerException e) { 15833 res.setReturnCode(INSTALL_FAILED_INTERNAL_ERROR); 15834 res.setError("Package couldn't be installed in " + pkg.codePath, e); 15835 } 15836 15837 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 15838 // Re installation failed. Restore old information 15839 // Remove new pkg information 15840 if (newPackage != null) { 15841 removeInstalledPackageLI(newPackage, true); 15842 } 15843 // Add back the old system package 15844 try { 15845 scanPackageTracedLI(deletedPackage, policyFlags, SCAN_UPDATE_SIGNATURE, 0, user); 15846 } catch (PackageManagerException e) { 15847 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 15848 } 15849 15850 synchronized (mPackages) { 15851 if (disabledSystem) { 15852 enableSystemPackageLPw(deletedPackage); 15853 } 15854 15855 // Ensure the installer package name up to date 15856 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 15857 15858 // Update permissions for restored package 15859 mPermissionManager.updatePermissions( 15860 deletedPackage.packageName, deletedPackage, false, mPackages.values(), 15861 mPermissionCallback); 15862 15863 mSettings.writeLPr(); 15864 } 15865 15866 Slog.i(TAG, "Successfully restored package : " + deletedPackage.packageName 15867 + " after failed upgrade"); 15868 } 15869 } 15870 15871 /** 15872 * Checks whether the parent or any of the child packages have a change shared 15873 * user. For a package to be a valid update the shred users of the parent and 15874 * the children should match. We may later support changing child shared users. 15875 * @param oldPkg The updated package. 15876 * @param newPkg The update package. 15877 * @return The shared user that change between the versions. 15878 */ 15879 private String getParentOrChildPackageChangedSharedUser(PackageParser.Package oldPkg, 15880 PackageParser.Package newPkg) { 15881 // Check parent shared user 15882 if (!Objects.equals(oldPkg.mSharedUserId, newPkg.mSharedUserId)) { 15883 return newPkg.packageName; 15884 } 15885 // Check child shared users 15886 final int oldChildCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 15887 final int newChildCount = (newPkg.childPackages != null) ? newPkg.childPackages.size() : 0; 15888 for (int i = 0; i < newChildCount; i++) { 15889 PackageParser.Package newChildPkg = newPkg.childPackages.get(i); 15890 // If this child was present, did it have the same shared user? 15891 for (int j = 0; j < oldChildCount; j++) { 15892 PackageParser.Package oldChildPkg = oldPkg.childPackages.get(j); 15893 if (newChildPkg.packageName.equals(oldChildPkg.packageName) 15894 && !Objects.equals(newChildPkg.mSharedUserId, oldChildPkg.mSharedUserId)) { 15895 return newChildPkg.packageName; 15896 } 15897 } 15898 } 15899 return null; 15900 } 15901 15902 private void removeNativeBinariesLI(PackageSetting ps) { 15903 // Remove the lib path for the parent package 15904 if (ps != null) { 15905 NativeLibraryHelper.removeNativeBinariesLI(ps.legacyNativeLibraryPathString); 15906 // Remove the lib path for the child packages 15907 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 15908 for (int i = 0; i < childCount; i++) { 15909 PackageSetting childPs = null; 15910 synchronized (mPackages) { 15911 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 15912 } 15913 if (childPs != null) { 15914 NativeLibraryHelper.removeNativeBinariesLI(childPs 15915 .legacyNativeLibraryPathString); 15916 } 15917 } 15918 } 15919 } 15920 15921 private void enableSystemPackageLPw(PackageParser.Package pkg) { 15922 // Enable the parent package 15923 mSettings.enableSystemPackageLPw(pkg.packageName); 15924 // Enable the child packages 15925 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 15926 for (int i = 0; i < childCount; i++) { 15927 PackageParser.Package childPkg = pkg.childPackages.get(i); 15928 mSettings.enableSystemPackageLPw(childPkg.packageName); 15929 } 15930 } 15931 15932 private boolean disableSystemPackageLPw(PackageParser.Package oldPkg, 15933 PackageParser.Package newPkg) { 15934 // Disable the parent package (parent always replaced) 15935 boolean disabled = mSettings.disableSystemPackageLPw(oldPkg.packageName, true); 15936 // Disable the child packages 15937 final int childCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 15938 for (int i = 0; i < childCount; i++) { 15939 PackageParser.Package childPkg = oldPkg.childPackages.get(i); 15940 final boolean replace = newPkg.hasChildPackage(childPkg.packageName); 15941 disabled |= mSettings.disableSystemPackageLPw(childPkg.packageName, replace); 15942 } 15943 return disabled; 15944 } 15945 15946 private void setInstallerPackageNameLPw(PackageParser.Package pkg, 15947 String installerPackageName) { 15948 // Enable the parent package 15949 mSettings.setInstallerPackageName(pkg.packageName, installerPackageName); 15950 // Enable the child packages 15951 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 15952 for (int i = 0; i < childCount; i++) { 15953 PackageParser.Package childPkg = pkg.childPackages.get(i); 15954 mSettings.setInstallerPackageName(childPkg.packageName, installerPackageName); 15955 } 15956 } 15957 15958 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 15959 int[] allUsers, PackageInstalledInfo res, UserHandle user, int installReason) { 15960 // Update the parent package setting 15961 updateSettingsInternalLI(newPackage, installerPackageName, allUsers, res.origUsers, 15962 res, user, installReason); 15963 // Update the child packages setting 15964 final int childCount = (newPackage.childPackages != null) 15965 ? newPackage.childPackages.size() : 0; 15966 for (int i = 0; i < childCount; i++) { 15967 PackageParser.Package childPackage = newPackage.childPackages.get(i); 15968 PackageInstalledInfo childRes = res.addedChildPackages.get(childPackage.packageName); 15969 updateSettingsInternalLI(childPackage, installerPackageName, allUsers, 15970 childRes.origUsers, childRes, user, installReason); 15971 } 15972 } 15973 15974 private void updateSettingsInternalLI(PackageParser.Package pkg, 15975 String installerPackageName, int[] allUsers, int[] installedForUsers, 15976 PackageInstalledInfo res, UserHandle user, int installReason) { 15977 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 15978 15979 String pkgName = pkg.packageName; 15980 synchronized (mPackages) { 15981 //write settings. the installStatus will be incomplete at this stage. 15982 //note that the new package setting would have already been 15983 //added to mPackages. It hasn't been persisted yet. 15984 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 15985 // TODO: Remove this write? It's also written at the end of this method 15986 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 15987 mSettings.writeLPr(); 15988 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15989 } 15990 15991 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + pkg.codePath); 15992 synchronized (mPackages) { 15993// NOTE: This changes slightly to include UPDATE_PERMISSIONS_ALL regardless of the size of pkg.permissions 15994 mPermissionManager.updatePermissions(pkg.packageName, pkg, true, mPackages.values(), 15995 mPermissionCallback); 15996 // For system-bundled packages, we assume that installing an upgraded version 15997 // of the package implies that the user actually wants to run that new code, 15998 // so we enable the package. 15999 PackageSetting ps = mSettings.mPackages.get(pkgName); 16000 final int userId = user.getIdentifier(); 16001 if (ps != null) { 16002 if (isSystemApp(pkg)) { 16003 if (DEBUG_INSTALL) { 16004 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 16005 } 16006 // Enable system package for requested users 16007 if (res.origUsers != null) { 16008 for (int origUserId : res.origUsers) { 16009 if (userId == UserHandle.USER_ALL || userId == origUserId) { 16010 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 16011 origUserId, installerPackageName); 16012 } 16013 } 16014 } 16015 // Also convey the prior install/uninstall state 16016 if (allUsers != null && installedForUsers != null) { 16017 for (int currentUserId : allUsers) { 16018 final boolean installed = ArrayUtils.contains( 16019 installedForUsers, currentUserId); 16020 if (DEBUG_INSTALL) { 16021 Slog.d(TAG, " user " + currentUserId + " => " + installed); 16022 } 16023 ps.setInstalled(installed, currentUserId); 16024 } 16025 // these install state changes will be persisted in the 16026 // upcoming call to mSettings.writeLPr(). 16027 } 16028 } 16029 // It's implied that when a user requests installation, they want the app to be 16030 // installed and enabled. 16031 if (userId != UserHandle.USER_ALL) { 16032 ps.setInstalled(true, userId); 16033 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 16034 } 16035 16036 // When replacing an existing package, preserve the original install reason for all 16037 // users that had the package installed before. 16038 final Set<Integer> previousUserIds = new ArraySet<>(); 16039 if (res.removedInfo != null && res.removedInfo.installReasons != null) { 16040 final int installReasonCount = res.removedInfo.installReasons.size(); 16041 for (int i = 0; i < installReasonCount; i++) { 16042 final int previousUserId = res.removedInfo.installReasons.keyAt(i); 16043 final int previousInstallReason = res.removedInfo.installReasons.valueAt(i); 16044 ps.setInstallReason(previousInstallReason, previousUserId); 16045 previousUserIds.add(previousUserId); 16046 } 16047 } 16048 16049 // Set install reason for users that are having the package newly installed. 16050 if (userId == UserHandle.USER_ALL) { 16051 for (int currentUserId : sUserManager.getUserIds()) { 16052 if (!previousUserIds.contains(currentUserId)) { 16053 ps.setInstallReason(installReason, currentUserId); 16054 } 16055 } 16056 } else if (!previousUserIds.contains(userId)) { 16057 ps.setInstallReason(installReason, userId); 16058 } 16059 mSettings.writeKernelMappingLPr(ps); 16060 } 16061 res.name = pkgName; 16062 res.uid = pkg.applicationInfo.uid; 16063 res.pkg = pkg; 16064 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 16065 mSettings.setInstallerPackageName(pkgName, installerPackageName); 16066 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16067 //to update install status 16068 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16069 mSettings.writeLPr(); 16070 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16071 } 16072 16073 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16074 } 16075 16076 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 16077 try { 16078 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 16079 installPackageLI(args, res); 16080 } finally { 16081 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16082 } 16083 } 16084 16085 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 16086 final int installFlags = args.installFlags; 16087 final String installerPackageName = args.installerPackageName; 16088 final String volumeUuid = args.volumeUuid; 16089 final File tmpPackageFile = new File(args.getCodePath()); 16090 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 16091 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 16092 || (args.volumeUuid != null)); 16093 final boolean instantApp = ((installFlags & PackageManager.INSTALL_INSTANT_APP) != 0); 16094 final boolean fullApp = ((installFlags & PackageManager.INSTALL_FULL_APP) != 0); 16095 final boolean forceSdk = ((installFlags & PackageManager.INSTALL_FORCE_SDK) != 0); 16096 final boolean virtualPreload = 16097 ((installFlags & PackageManager.INSTALL_VIRTUAL_PRELOAD) != 0); 16098 boolean replace = false; 16099 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 16100 if (args.move != null) { 16101 // moving a complete application; perform an initial scan on the new install location 16102 scanFlags |= SCAN_INITIAL; 16103 } 16104 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 16105 scanFlags |= SCAN_DONT_KILL_APP; 16106 } 16107 if (instantApp) { 16108 scanFlags |= SCAN_AS_INSTANT_APP; 16109 } 16110 if (fullApp) { 16111 scanFlags |= SCAN_AS_FULL_APP; 16112 } 16113 if (virtualPreload) { 16114 scanFlags |= SCAN_AS_VIRTUAL_PRELOAD; 16115 } 16116 16117 // Result object to be returned 16118 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16119 res.installerPackageName = installerPackageName; 16120 16121 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 16122 16123 // Sanity check 16124 if (instantApp && (forwardLocked || onExternal)) { 16125 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 16126 + " external=" + onExternal); 16127 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16128 return; 16129 } 16130 16131 // Retrieve PackageSettings and parse package 16132 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 16133 | PackageParser.PARSE_ENFORCE_CODE 16134 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 16135 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 16136 | (instantApp ? PackageParser.PARSE_IS_EPHEMERAL : 0) 16137 | (forceSdk ? PackageParser.PARSE_FORCE_SDK : 0); 16138 PackageParser pp = new PackageParser(); 16139 pp.setSeparateProcesses(mSeparateProcesses); 16140 pp.setDisplayMetrics(mMetrics); 16141 pp.setCallback(mPackageParserCallback); 16142 16143 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 16144 final PackageParser.Package pkg; 16145 try { 16146 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 16147 } catch (PackageParserException e) { 16148 res.setError("Failed parse during installPackageLI", e); 16149 return; 16150 } finally { 16151 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16152 } 16153 16154 // Instant apps must have target SDK >= O and have targetSanboxVersion >= 2 16155 if (instantApp && pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.N_MR1) { 16156 Slog.w(TAG, "Instant app package " + pkg.packageName + " does not target O"); 16157 res.setError(INSTALL_FAILED_SANDBOX_VERSION_DOWNGRADE, 16158 "Instant app package must target O"); 16159 return; 16160 } 16161 if (instantApp && pkg.applicationInfo.targetSandboxVersion != 2) { 16162 Slog.w(TAG, "Instant app package " + pkg.packageName 16163 + " does not target targetSandboxVersion 2"); 16164 res.setError(INSTALL_FAILED_SANDBOX_VERSION_DOWNGRADE, 16165 "Instant app package must use targetSanboxVersion 2"); 16166 return; 16167 } 16168 16169 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16170 // Static shared libraries have synthetic package names 16171 renameStaticSharedLibraryPackage(pkg); 16172 16173 // No static shared libs on external storage 16174 if (onExternal) { 16175 Slog.i(TAG, "Static shared libs can only be installed on internal storage."); 16176 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 16177 "Packages declaring static-shared libs cannot be updated"); 16178 return; 16179 } 16180 } 16181 16182 // If we are installing a clustered package add results for the children 16183 if (pkg.childPackages != null) { 16184 synchronized (mPackages) { 16185 final int childCount = pkg.childPackages.size(); 16186 for (int i = 0; i < childCount; i++) { 16187 PackageParser.Package childPkg = pkg.childPackages.get(i); 16188 PackageInstalledInfo childRes = new PackageInstalledInfo(); 16189 childRes.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16190 childRes.pkg = childPkg; 16191 childRes.name = childPkg.packageName; 16192 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16193 if (childPs != null) { 16194 childRes.origUsers = childPs.queryInstalledUsers( 16195 sUserManager.getUserIds(), true); 16196 } 16197 if ((mPackages.containsKey(childPkg.packageName))) { 16198 childRes.removedInfo = new PackageRemovedInfo(this); 16199 childRes.removedInfo.removedPackage = childPkg.packageName; 16200 childRes.removedInfo.installerPackageName = childPs.installerPackageName; 16201 } 16202 if (res.addedChildPackages == null) { 16203 res.addedChildPackages = new ArrayMap<>(); 16204 } 16205 res.addedChildPackages.put(childPkg.packageName, childRes); 16206 } 16207 } 16208 } 16209 16210 // If package doesn't declare API override, mark that we have an install 16211 // time CPU ABI override. 16212 if (TextUtils.isEmpty(pkg.cpuAbiOverride)) { 16213 pkg.cpuAbiOverride = args.abiOverride; 16214 } 16215 16216 String pkgName = res.name = pkg.packageName; 16217 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 16218 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 16219 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 16220 return; 16221 } 16222 } 16223 16224 try { 16225 // either use what we've been given or parse directly from the APK 16226 if (args.certificates != null) { 16227 try { 16228 PackageParser.populateCertificates(pkg, args.certificates); 16229 } catch (PackageParserException e) { 16230 // there was something wrong with the certificates we were given; 16231 // try to pull them from the APK 16232 PackageParser.collectCertificates(pkg, parseFlags); 16233 } 16234 } else { 16235 PackageParser.collectCertificates(pkg, parseFlags); 16236 } 16237 } catch (PackageParserException e) { 16238 res.setError("Failed collect during installPackageLI", e); 16239 return; 16240 } 16241 16242 // Get rid of all references to package scan path via parser. 16243 pp = null; 16244 String oldCodePath = null; 16245 boolean systemApp = false; 16246 synchronized (mPackages) { 16247 // Check if installing already existing package 16248 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 16249 String oldName = mSettings.getRenamedPackageLPr(pkgName); 16250 if (pkg.mOriginalPackages != null 16251 && pkg.mOriginalPackages.contains(oldName) 16252 && mPackages.containsKey(oldName)) { 16253 // This package is derived from an original package, 16254 // and this device has been updating from that original 16255 // name. We must continue using the original name, so 16256 // rename the new package here. 16257 pkg.setPackageName(oldName); 16258 pkgName = pkg.packageName; 16259 replace = true; 16260 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 16261 + oldName + " pkgName=" + pkgName); 16262 } else if (mPackages.containsKey(pkgName)) { 16263 // This package, under its official name, already exists 16264 // on the device; we should replace it. 16265 replace = true; 16266 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 16267 } 16268 16269 // Child packages are installed through the parent package 16270 if (pkg.parentPackage != null) { 16271 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16272 "Package " + pkg.packageName + " is child of package " 16273 + pkg.parentPackage.parentPackage + ". Child packages " 16274 + "can be updated only through the parent package."); 16275 return; 16276 } 16277 16278 if (replace) { 16279 // Prevent apps opting out from runtime permissions 16280 PackageParser.Package oldPackage = mPackages.get(pkgName); 16281 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 16282 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 16283 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 16284 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 16285 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 16286 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 16287 + " doesn't support runtime permissions but the old" 16288 + " target SDK " + oldTargetSdk + " does."); 16289 return; 16290 } 16291 // Prevent apps from downgrading their targetSandbox. 16292 final int oldTargetSandbox = oldPackage.applicationInfo.targetSandboxVersion; 16293 final int newTargetSandbox = pkg.applicationInfo.targetSandboxVersion; 16294 if (oldTargetSandbox == 2 && newTargetSandbox != 2) { 16295 res.setError(PackageManager.INSTALL_FAILED_SANDBOX_VERSION_DOWNGRADE, 16296 "Package " + pkg.packageName + " new target sandbox " 16297 + newTargetSandbox + " is incompatible with the previous value of" 16298 + oldTargetSandbox + "."); 16299 return; 16300 } 16301 16302 // Prevent installing of child packages 16303 if (oldPackage.parentPackage != null) { 16304 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16305 "Package " + pkg.packageName + " is child of package " 16306 + oldPackage.parentPackage + ". Child packages " 16307 + "can be updated only through the parent package."); 16308 return; 16309 } 16310 } 16311 } 16312 16313 PackageSetting ps = mSettings.mPackages.get(pkgName); 16314 if (ps != null) { 16315 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 16316 16317 // Static shared libs have same package with different versions where 16318 // we internally use a synthetic package name to allow multiple versions 16319 // of the same package, therefore we need to compare signatures against 16320 // the package setting for the latest library version. 16321 PackageSetting signatureCheckPs = ps; 16322 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16323 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 16324 if (libraryEntry != null) { 16325 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 16326 } 16327 } 16328 16329 // Quick sanity check that we're signed correctly if updating; 16330 // we'll check this again later when scanning, but we want to 16331 // bail early here before tripping over redefined permissions. 16332 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 16333 if (ksms.shouldCheckUpgradeKeySetLocked(signatureCheckPs, scanFlags)) { 16334 if (!ksms.checkUpgradeKeySetLocked(signatureCheckPs, pkg)) { 16335 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 16336 + pkg.packageName + " upgrade keys do not match the " 16337 + "previously installed version"); 16338 return; 16339 } 16340 } else { 16341 try { 16342 final boolean compareCompat = isCompatSignatureUpdateNeeded(pkg); 16343 final boolean compareRecover = isRecoverSignatureUpdateNeeded(pkg); 16344 final boolean compatMatch = verifySignatures( 16345 signatureCheckPs, pkg.mSignatures, compareCompat, compareRecover); 16346 // The new KeySets will be re-added later in the scanning process. 16347 if (compatMatch) { 16348 synchronized (mPackages) { 16349 ksms.removeAppKeySetDataLPw(pkg.packageName); 16350 } 16351 } 16352 } catch (PackageManagerException e) { 16353 res.setError(e.error, e.getMessage()); 16354 return; 16355 } 16356 } 16357 16358 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 16359 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 16360 systemApp = (ps.pkg.applicationInfo.flags & 16361 ApplicationInfo.FLAG_SYSTEM) != 0; 16362 } 16363 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 16364 } 16365 16366 int N = pkg.permissions.size(); 16367 for (int i = N-1; i >= 0; i--) { 16368 final PackageParser.Permission perm = pkg.permissions.get(i); 16369 final BasePermission bp = 16370 (BasePermission) mPermissionManager.getPermissionTEMP(perm.info.name); 16371 16372 // Don't allow anyone but the system to define ephemeral permissions. 16373 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTANT) != 0 16374 && !systemApp) { 16375 Slog.w(TAG, "Non-System package " + pkg.packageName 16376 + " attempting to delcare ephemeral permission " 16377 + perm.info.name + "; Removing ephemeral."); 16378 perm.info.protectionLevel &= ~PermissionInfo.PROTECTION_FLAG_INSTANT; 16379 } 16380 16381 // Check whether the newly-scanned package wants to define an already-defined perm 16382 if (bp != null) { 16383 // If the defining package is signed with our cert, it's okay. This 16384 // also includes the "updating the same package" case, of course. 16385 // "updating same package" could also involve key-rotation. 16386 final boolean sigsOk; 16387 final String sourcePackageName = bp.getSourcePackageName(); 16388 final PackageSettingBase sourcePackageSetting = bp.getSourcePackageSetting(); 16389 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 16390 if (sourcePackageName.equals(pkg.packageName) 16391 && (ksms.shouldCheckUpgradeKeySetLocked( 16392 sourcePackageSetting, scanFlags))) { 16393 sigsOk = ksms.checkUpgradeKeySetLocked(sourcePackageSetting, pkg); 16394 } else { 16395 sigsOk = compareSignatures(sourcePackageSetting.signatures.mSignatures, 16396 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 16397 } 16398 if (!sigsOk) { 16399 // If the owning package is the system itself, we log but allow 16400 // install to proceed; we fail the install on all other permission 16401 // redefinitions. 16402 if (!sourcePackageName.equals("android")) { 16403 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 16404 + pkg.packageName + " attempting to redeclare permission " 16405 + perm.info.name + " already owned by " + sourcePackageName); 16406 res.origPermission = perm.info.name; 16407 res.origPackage = sourcePackageName; 16408 return; 16409 } else { 16410 Slog.w(TAG, "Package " + pkg.packageName 16411 + " attempting to redeclare system permission " 16412 + perm.info.name + "; ignoring new declaration"); 16413 pkg.permissions.remove(i); 16414 } 16415 } else if (!PLATFORM_PACKAGE_NAME.equals(pkg.packageName)) { 16416 // Prevent apps to change protection level to dangerous from any other 16417 // type as this would allow a privilege escalation where an app adds a 16418 // normal/signature permission in other app's group and later redefines 16419 // it as dangerous leading to the group auto-grant. 16420 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE) 16421 == PermissionInfo.PROTECTION_DANGEROUS) { 16422 if (bp != null && !bp.isRuntime()) { 16423 Slog.w(TAG, "Package " + pkg.packageName + " trying to change a " 16424 + "non-runtime permission " + perm.info.name 16425 + " to runtime; keeping old protection level"); 16426 perm.info.protectionLevel = bp.getProtectionLevel(); 16427 } 16428 } 16429 } 16430 } 16431 } 16432 } 16433 16434 if (systemApp) { 16435 if (onExternal) { 16436 // Abort update; system app can't be replaced with app on sdcard 16437 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 16438 "Cannot install updates to system apps on sdcard"); 16439 return; 16440 } else if (instantApp) { 16441 // Abort update; system app can't be replaced with an instant app 16442 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 16443 "Cannot update a system app with an instant app"); 16444 return; 16445 } 16446 } 16447 16448 if (args.move != null) { 16449 // We did an in-place move, so dex is ready to roll 16450 scanFlags |= SCAN_NO_DEX; 16451 scanFlags |= SCAN_MOVE; 16452 16453 synchronized (mPackages) { 16454 final PackageSetting ps = mSettings.mPackages.get(pkgName); 16455 if (ps == null) { 16456 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 16457 "Missing settings for moved package " + pkgName); 16458 } 16459 16460 // We moved the entire application as-is, so bring over the 16461 // previously derived ABI information. 16462 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 16463 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 16464 } 16465 16466 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 16467 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 16468 scanFlags |= SCAN_NO_DEX; 16469 16470 try { 16471 String abiOverride = (TextUtils.isEmpty(pkg.cpuAbiOverride) ? 16472 args.abiOverride : pkg.cpuAbiOverride); 16473 final boolean extractNativeLibs = !pkg.isLibrary(); 16474 derivePackageAbi(pkg, new File(pkg.codePath), abiOverride, 16475 extractNativeLibs, mAppLib32InstallDir); 16476 } catch (PackageManagerException pme) { 16477 Slog.e(TAG, "Error deriving application ABI", pme); 16478 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 16479 return; 16480 } 16481 16482 // Shared libraries for the package need to be updated. 16483 synchronized (mPackages) { 16484 try { 16485 updateSharedLibrariesLPr(pkg, null); 16486 } catch (PackageManagerException e) { 16487 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 16488 } 16489 } 16490 } 16491 16492 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 16493 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 16494 return; 16495 } 16496 16497 // Verify if we need to dexopt the app. 16498 // 16499 // NOTE: it is *important* to call dexopt after doRename which will sync the 16500 // package data from PackageParser.Package and its corresponding ApplicationInfo. 16501 // 16502 // We only need to dexopt if the package meets ALL of the following conditions: 16503 // 1) it is not forward locked. 16504 // 2) it is not on on an external ASEC container. 16505 // 3) it is not an instant app or if it is then dexopt is enabled via gservices. 16506 // 16507 // Note that we do not dexopt instant apps by default. dexopt can take some time to 16508 // complete, so we skip this step during installation. Instead, we'll take extra time 16509 // the first time the instant app starts. It's preferred to do it this way to provide 16510 // continuous progress to the useur instead of mysteriously blocking somewhere in the 16511 // middle of running an instant app. The default behaviour can be overridden 16512 // via gservices. 16513 final boolean performDexopt = !forwardLocked 16514 && !pkg.applicationInfo.isExternalAsec() 16515 && (!instantApp || Global.getInt(mContext.getContentResolver(), 16516 Global.INSTANT_APP_DEXOPT_ENABLED, 0) != 0); 16517 16518 if (performDexopt) { 16519 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 16520 // Do not run PackageDexOptimizer through the local performDexOpt 16521 // method because `pkg` may not be in `mPackages` yet. 16522 // 16523 // Also, don't fail application installs if the dexopt step fails. 16524 DexoptOptions dexoptOptions = new DexoptOptions(pkg.packageName, 16525 REASON_INSTALL, 16526 DexoptOptions.DEXOPT_BOOT_COMPLETE); 16527 mPackageDexOptimizer.performDexOpt(pkg, pkg.usesLibraryFiles, 16528 null /* instructionSets */, 16529 getOrCreateCompilerPackageStats(pkg), 16530 mDexManager.getPackageUseInfoOrDefault(pkg.packageName), 16531 dexoptOptions); 16532 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16533 } 16534 16535 // Notify BackgroundDexOptService that the package has been changed. 16536 // If this is an update of a package which used to fail to compile, 16537 // BackgroundDexOptService will remove it from its blacklist. 16538 // TODO: Layering violation 16539 BackgroundDexOptService.notifyPackageChanged(pkg.packageName); 16540 16541 if (!instantApp) { 16542 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 16543 } else { 16544 if (DEBUG_DOMAIN_VERIFICATION) { 16545 Slog.d(TAG, "Not verifying instant app install for app links: " + pkgName); 16546 } 16547 } 16548 16549 try (PackageFreezer freezer = freezePackageForInstall(pkgName, installFlags, 16550 "installPackageLI")) { 16551 if (replace) { 16552 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16553 // Static libs have a synthetic package name containing the version 16554 // and cannot be updated as an update would get a new package name, 16555 // unless this is the exact same version code which is useful for 16556 // development. 16557 PackageParser.Package existingPkg = mPackages.get(pkg.packageName); 16558 if (existingPkg != null && existingPkg.mVersionCode != pkg.mVersionCode) { 16559 res.setError(INSTALL_FAILED_DUPLICATE_PACKAGE, "Packages declaring " 16560 + "static-shared libs cannot be updated"); 16561 return; 16562 } 16563 } 16564 replacePackageLIF(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 16565 installerPackageName, res, args.installReason); 16566 } else { 16567 installNewPackageLIF(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 16568 args.user, installerPackageName, volumeUuid, res, args.installReason); 16569 } 16570 } 16571 16572 synchronized (mPackages) { 16573 final PackageSetting ps = mSettings.mPackages.get(pkgName); 16574 if (ps != null) { 16575 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 16576 ps.setUpdateAvailable(false /*updateAvailable*/); 16577 } 16578 16579 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16580 for (int i = 0; i < childCount; i++) { 16581 PackageParser.Package childPkg = pkg.childPackages.get(i); 16582 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 16583 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16584 if (childPs != null) { 16585 childRes.newUsers = childPs.queryInstalledUsers( 16586 sUserManager.getUserIds(), true); 16587 } 16588 } 16589 16590 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 16591 updateSequenceNumberLP(ps, res.newUsers); 16592 updateInstantAppInstallerLocked(pkgName); 16593 } 16594 } 16595 } 16596 16597 private void startIntentFilterVerifications(int userId, boolean replacing, 16598 PackageParser.Package pkg) { 16599 if (mIntentFilterVerifierComponent == null) { 16600 Slog.w(TAG, "No IntentFilter verification will not be done as " 16601 + "there is no IntentFilterVerifier available!"); 16602 return; 16603 } 16604 16605 final int verifierUid = getPackageUid( 16606 mIntentFilterVerifierComponent.getPackageName(), 16607 MATCH_DEBUG_TRIAGED_MISSING, 16608 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 16609 16610 Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 16611 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 16612 mHandler.sendMessage(msg); 16613 16614 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16615 for (int i = 0; i < childCount; i++) { 16616 PackageParser.Package childPkg = pkg.childPackages.get(i); 16617 msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 16618 msg.obj = new IFVerificationParams(childPkg, replacing, userId, verifierUid); 16619 mHandler.sendMessage(msg); 16620 } 16621 } 16622 16623 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 16624 PackageParser.Package pkg) { 16625 int size = pkg.activities.size(); 16626 if (size == 0) { 16627 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 16628 "No activity, so no need to verify any IntentFilter!"); 16629 return; 16630 } 16631 16632 final boolean hasDomainURLs = hasDomainURLs(pkg); 16633 if (!hasDomainURLs) { 16634 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 16635 "No domain URLs, so no need to verify any IntentFilter!"); 16636 return; 16637 } 16638 16639 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 16640 + " if any IntentFilter from the " + size 16641 + " Activities needs verification ..."); 16642 16643 int count = 0; 16644 final String packageName = pkg.packageName; 16645 16646 synchronized (mPackages) { 16647 // If this is a new install and we see that we've already run verification for this 16648 // package, we have nothing to do: it means the state was restored from backup. 16649 if (!replacing) { 16650 IntentFilterVerificationInfo ivi = 16651 mSettings.getIntentFilterVerificationLPr(packageName); 16652 if (ivi != null) { 16653 if (DEBUG_DOMAIN_VERIFICATION) { 16654 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 16655 + ivi.getStatusString()); 16656 } 16657 return; 16658 } 16659 } 16660 16661 // If any filters need to be verified, then all need to be. 16662 boolean needToVerify = false; 16663 for (PackageParser.Activity a : pkg.activities) { 16664 for (ActivityIntentInfo filter : a.intents) { 16665 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 16666 if (DEBUG_DOMAIN_VERIFICATION) { 16667 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 16668 } 16669 needToVerify = true; 16670 break; 16671 } 16672 } 16673 } 16674 16675 if (needToVerify) { 16676 final int verificationId = mIntentFilterVerificationToken++; 16677 for (PackageParser.Activity a : pkg.activities) { 16678 for (ActivityIntentInfo filter : a.intents) { 16679 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 16680 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 16681 "Verification needed for IntentFilter:" + filter.toString()); 16682 mIntentFilterVerifier.addOneIntentFilterVerification( 16683 verifierUid, userId, verificationId, filter, packageName); 16684 count++; 16685 } 16686 } 16687 } 16688 } 16689 } 16690 16691 if (count > 0) { 16692 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 16693 + " IntentFilter verification" + (count > 1 ? "s" : "") 16694 + " for userId:" + userId); 16695 mIntentFilterVerifier.startVerifications(userId); 16696 } else { 16697 if (DEBUG_DOMAIN_VERIFICATION) { 16698 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 16699 } 16700 } 16701 } 16702 16703 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 16704 final ComponentName cn = filter.activity.getComponentName(); 16705 final String packageName = cn.getPackageName(); 16706 16707 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 16708 packageName); 16709 if (ivi == null) { 16710 return true; 16711 } 16712 int status = ivi.getStatus(); 16713 switch (status) { 16714 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 16715 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 16716 return true; 16717 16718 default: 16719 // Nothing to do 16720 return false; 16721 } 16722 } 16723 16724 private static boolean isMultiArch(ApplicationInfo info) { 16725 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 16726 } 16727 16728 private static boolean isExternal(PackageParser.Package pkg) { 16729 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 16730 } 16731 16732 private static boolean isExternal(PackageSetting ps) { 16733 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 16734 } 16735 16736 private static boolean isSystemApp(PackageParser.Package pkg) { 16737 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 16738 } 16739 16740 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 16741 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 16742 } 16743 16744 private static boolean isOemApp(PackageParser.Package pkg) { 16745 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_OEM) != 0; 16746 } 16747 16748 private static boolean hasDomainURLs(PackageParser.Package pkg) { 16749 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 16750 } 16751 16752 private static boolean isSystemApp(PackageSetting ps) { 16753 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 16754 } 16755 16756 private static boolean isUpdatedSystemApp(PackageSetting ps) { 16757 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 16758 } 16759 16760 private int packageFlagsToInstallFlags(PackageSetting ps) { 16761 int installFlags = 0; 16762 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 16763 // This existing package was an external ASEC install when we have 16764 // the external flag without a UUID 16765 installFlags |= PackageManager.INSTALL_EXTERNAL; 16766 } 16767 if (ps.isForwardLocked()) { 16768 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 16769 } 16770 return installFlags; 16771 } 16772 16773 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 16774 if (isExternal(pkg)) { 16775 if (TextUtils.isEmpty(pkg.volumeUuid)) { 16776 return mSettings.getExternalVersion(); 16777 } else { 16778 return mSettings.findOrCreateVersion(pkg.volumeUuid); 16779 } 16780 } else { 16781 return mSettings.getInternalVersion(); 16782 } 16783 } 16784 16785 private void deleteTempPackageFiles() { 16786 final FilenameFilter filter = new FilenameFilter() { 16787 public boolean accept(File dir, String name) { 16788 return name.startsWith("vmdl") && name.endsWith(".tmp"); 16789 } 16790 }; 16791 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 16792 file.delete(); 16793 } 16794 } 16795 16796 @Override 16797 public void deletePackageAsUser(String packageName, int versionCode, 16798 IPackageDeleteObserver observer, int userId, int flags) { 16799 deletePackageVersioned(new VersionedPackage(packageName, versionCode), 16800 new LegacyPackageDeleteObserver(observer).getBinder(), userId, flags); 16801 } 16802 16803 @Override 16804 public void deletePackageVersioned(VersionedPackage versionedPackage, 16805 final IPackageDeleteObserver2 observer, final int userId, final int deleteFlags) { 16806 final int callingUid = Binder.getCallingUid(); 16807 mContext.enforceCallingOrSelfPermission( 16808 android.Manifest.permission.DELETE_PACKAGES, null); 16809 final boolean canViewInstantApps = canViewInstantApps(callingUid, userId); 16810 Preconditions.checkNotNull(versionedPackage); 16811 Preconditions.checkNotNull(observer); 16812 Preconditions.checkArgumentInRange(versionedPackage.getVersionCode(), 16813 PackageManager.VERSION_CODE_HIGHEST, 16814 Integer.MAX_VALUE, "versionCode must be >= -1"); 16815 16816 final String packageName = versionedPackage.getPackageName(); 16817 final int versionCode = versionedPackage.getVersionCode(); 16818 final String internalPackageName; 16819 synchronized (mPackages) { 16820 // Normalize package name to handle renamed packages and static libs 16821 internalPackageName = resolveInternalPackageNameLPr(versionedPackage.getPackageName(), 16822 versionedPackage.getVersionCode()); 16823 } 16824 16825 final int uid = Binder.getCallingUid(); 16826 if (!isOrphaned(internalPackageName) 16827 && !isCallerAllowedToSilentlyUninstall(uid, internalPackageName)) { 16828 try { 16829 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 16830 intent.setData(Uri.fromParts(PACKAGE_SCHEME, packageName, null)); 16831 intent.putExtra(PackageInstaller.EXTRA_CALLBACK, observer.asBinder()); 16832 observer.onUserActionRequired(intent); 16833 } catch (RemoteException re) { 16834 } 16835 return; 16836 } 16837 final boolean deleteAllUsers = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0; 16838 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 16839 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 16840 mContext.enforceCallingOrSelfPermission( 16841 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 16842 "deletePackage for user " + userId); 16843 } 16844 16845 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 16846 try { 16847 observer.onPackageDeleted(packageName, 16848 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 16849 } catch (RemoteException re) { 16850 } 16851 return; 16852 } 16853 16854 if (!deleteAllUsers && getBlockUninstallForUser(internalPackageName, userId)) { 16855 try { 16856 observer.onPackageDeleted(packageName, 16857 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 16858 } catch (RemoteException re) { 16859 } 16860 return; 16861 } 16862 16863 if (DEBUG_REMOVE) { 16864 Slog.d(TAG, "deletePackageAsUser: pkg=" + internalPackageName + " user=" + userId 16865 + " deleteAllUsers: " + deleteAllUsers + " version=" 16866 + (versionCode == PackageManager.VERSION_CODE_HIGHEST 16867 ? "VERSION_CODE_HIGHEST" : versionCode)); 16868 } 16869 // Queue up an async operation since the package deletion may take a little while. 16870 mHandler.post(new Runnable() { 16871 public void run() { 16872 mHandler.removeCallbacks(this); 16873 int returnCode; 16874 final PackageSetting ps = mSettings.mPackages.get(internalPackageName); 16875 boolean doDeletePackage = true; 16876 if (ps != null) { 16877 final boolean targetIsInstantApp = 16878 ps.getInstantApp(UserHandle.getUserId(callingUid)); 16879 doDeletePackage = !targetIsInstantApp 16880 || canViewInstantApps; 16881 } 16882 if (doDeletePackage) { 16883 if (!deleteAllUsers) { 16884 returnCode = deletePackageX(internalPackageName, versionCode, 16885 userId, deleteFlags); 16886 } else { 16887 int[] blockUninstallUserIds = getBlockUninstallForUsers( 16888 internalPackageName, users); 16889 // If nobody is blocking uninstall, proceed with delete for all users 16890 if (ArrayUtils.isEmpty(blockUninstallUserIds)) { 16891 returnCode = deletePackageX(internalPackageName, versionCode, 16892 userId, deleteFlags); 16893 } else { 16894 // Otherwise uninstall individually for users with blockUninstalls=false 16895 final int userFlags = deleteFlags & ~PackageManager.DELETE_ALL_USERS; 16896 for (int userId : users) { 16897 if (!ArrayUtils.contains(blockUninstallUserIds, userId)) { 16898 returnCode = deletePackageX(internalPackageName, versionCode, 16899 userId, userFlags); 16900 if (returnCode != PackageManager.DELETE_SUCCEEDED) { 16901 Slog.w(TAG, "Package delete failed for user " + userId 16902 + ", returnCode " + returnCode); 16903 } 16904 } 16905 } 16906 // The app has only been marked uninstalled for certain users. 16907 // We still need to report that delete was blocked 16908 returnCode = PackageManager.DELETE_FAILED_OWNER_BLOCKED; 16909 } 16910 } 16911 } else { 16912 returnCode = PackageManager.DELETE_FAILED_INTERNAL_ERROR; 16913 } 16914 try { 16915 observer.onPackageDeleted(packageName, returnCode, null); 16916 } catch (RemoteException e) { 16917 Log.i(TAG, "Observer no longer exists."); 16918 } //end catch 16919 } //end run 16920 }); 16921 } 16922 16923 private String resolveExternalPackageNameLPr(PackageParser.Package pkg) { 16924 if (pkg.staticSharedLibName != null) { 16925 return pkg.manifestPackageName; 16926 } 16927 return pkg.packageName; 16928 } 16929 16930 private String resolveInternalPackageNameLPr(String packageName, int versionCode) { 16931 // Handle renamed packages 16932 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 16933 packageName = normalizedPackageName != null ? normalizedPackageName : packageName; 16934 16935 // Is this a static library? 16936 SparseArray<SharedLibraryEntry> versionedLib = 16937 mStaticLibsByDeclaringPackage.get(packageName); 16938 if (versionedLib == null || versionedLib.size() <= 0) { 16939 return packageName; 16940 } 16941 16942 // Figure out which lib versions the caller can see 16943 SparseIntArray versionsCallerCanSee = null; 16944 final int callingAppId = UserHandle.getAppId(Binder.getCallingUid()); 16945 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.SHELL_UID 16946 && callingAppId != Process.ROOT_UID) { 16947 versionsCallerCanSee = new SparseIntArray(); 16948 String libName = versionedLib.valueAt(0).info.getName(); 16949 String[] uidPackages = getPackagesForUid(Binder.getCallingUid()); 16950 if (uidPackages != null) { 16951 for (String uidPackage : uidPackages) { 16952 PackageSetting ps = mSettings.getPackageLPr(uidPackage); 16953 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 16954 if (libIdx >= 0) { 16955 final int libVersion = ps.usesStaticLibrariesVersions[libIdx]; 16956 versionsCallerCanSee.append(libVersion, libVersion); 16957 } 16958 } 16959 } 16960 } 16961 16962 // Caller can see nothing - done 16963 if (versionsCallerCanSee != null && versionsCallerCanSee.size() <= 0) { 16964 return packageName; 16965 } 16966 16967 // Find the version the caller can see and the app version code 16968 SharedLibraryEntry highestVersion = null; 16969 final int versionCount = versionedLib.size(); 16970 for (int i = 0; i < versionCount; i++) { 16971 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 16972 if (versionsCallerCanSee != null && versionsCallerCanSee.indexOfKey( 16973 libEntry.info.getVersion()) < 0) { 16974 continue; 16975 } 16976 final int libVersionCode = libEntry.info.getDeclaringPackage().getVersionCode(); 16977 if (versionCode != PackageManager.VERSION_CODE_HIGHEST) { 16978 if (libVersionCode == versionCode) { 16979 return libEntry.apk; 16980 } 16981 } else if (highestVersion == null) { 16982 highestVersion = libEntry; 16983 } else if (libVersionCode > highestVersion.info 16984 .getDeclaringPackage().getVersionCode()) { 16985 highestVersion = libEntry; 16986 } 16987 } 16988 16989 if (highestVersion != null) { 16990 return highestVersion.apk; 16991 } 16992 16993 return packageName; 16994 } 16995 16996 boolean isCallerVerifier(int callingUid) { 16997 final int callingUserId = UserHandle.getUserId(callingUid); 16998 return mRequiredVerifierPackage != null && 16999 callingUid == getPackageUid(mRequiredVerifierPackage, 0, callingUserId); 17000 } 17001 17002 private boolean isCallerAllowedToSilentlyUninstall(int callingUid, String pkgName) { 17003 if (callingUid == Process.SHELL_UID || callingUid == Process.ROOT_UID 17004 || UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 17005 return true; 17006 } 17007 final int callingUserId = UserHandle.getUserId(callingUid); 17008 // If the caller installed the pkgName, then allow it to silently uninstall. 17009 if (callingUid == getPackageUid(getInstallerPackageName(pkgName), 0, callingUserId)) { 17010 return true; 17011 } 17012 17013 // Allow package verifier to silently uninstall. 17014 if (mRequiredVerifierPackage != null && 17015 callingUid == getPackageUid(mRequiredVerifierPackage, 0, callingUserId)) { 17016 return true; 17017 } 17018 17019 // Allow package uninstaller to silently uninstall. 17020 if (mRequiredUninstallerPackage != null && 17021 callingUid == getPackageUid(mRequiredUninstallerPackage, 0, callingUserId)) { 17022 return true; 17023 } 17024 17025 // Allow storage manager to silently uninstall. 17026 if (mStorageManagerPackage != null && 17027 callingUid == getPackageUid(mStorageManagerPackage, 0, callingUserId)) { 17028 return true; 17029 } 17030 17031 // Allow caller having MANAGE_PROFILE_AND_DEVICE_OWNERS permission to silently 17032 // uninstall for device owner provisioning. 17033 if (checkUidPermission(MANAGE_PROFILE_AND_DEVICE_OWNERS, callingUid) 17034 == PERMISSION_GRANTED) { 17035 return true; 17036 } 17037 17038 return false; 17039 } 17040 17041 private int[] getBlockUninstallForUsers(String packageName, int[] userIds) { 17042 int[] result = EMPTY_INT_ARRAY; 17043 for (int userId : userIds) { 17044 if (getBlockUninstallForUser(packageName, userId)) { 17045 result = ArrayUtils.appendInt(result, userId); 17046 } 17047 } 17048 return result; 17049 } 17050 17051 @Override 17052 public boolean isPackageDeviceAdminOnAnyUser(String packageName) { 17053 final int callingUid = Binder.getCallingUid(); 17054 if (getInstantAppPackageName(callingUid) != null 17055 && !isCallerSameApp(packageName, callingUid)) { 17056 return false; 17057 } 17058 return isPackageDeviceAdmin(packageName, UserHandle.USER_ALL); 17059 } 17060 17061 private boolean isPackageDeviceAdmin(String packageName, int userId) { 17062 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 17063 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 17064 try { 17065 if (dpm != null) { 17066 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 17067 /* callingUserOnly =*/ false); 17068 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 17069 : deviceOwnerComponentName.getPackageName(); 17070 // Does the package contains the device owner? 17071 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 17072 // this check is probably not needed, since DO should be registered as a device 17073 // admin on some user too. (Original bug for this: b/17657954) 17074 if (packageName.equals(deviceOwnerPackageName)) { 17075 return true; 17076 } 17077 // Does it contain a device admin for any user? 17078 int[] users; 17079 if (userId == UserHandle.USER_ALL) { 17080 users = sUserManager.getUserIds(); 17081 } else { 17082 users = new int[]{userId}; 17083 } 17084 for (int i = 0; i < users.length; ++i) { 17085 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 17086 return true; 17087 } 17088 } 17089 } 17090 } catch (RemoteException e) { 17091 } 17092 return false; 17093 } 17094 17095 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 17096 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 17097 } 17098 17099 /** 17100 * This method is an internal method that could be get invoked either 17101 * to delete an installed package or to clean up a failed installation. 17102 * After deleting an installed package, a broadcast is sent to notify any 17103 * listeners that the package has been removed. For cleaning up a failed 17104 * installation, the broadcast is not necessary since the package's 17105 * installation wouldn't have sent the initial broadcast either 17106 * The key steps in deleting a package are 17107 * deleting the package information in internal structures like mPackages, 17108 * deleting the packages base directories through installd 17109 * updating mSettings to reflect current status 17110 * persisting settings for later use 17111 * sending a broadcast if necessary 17112 */ 17113 int deletePackageX(String packageName, int versionCode, int userId, int deleteFlags) { 17114 final PackageRemovedInfo info = new PackageRemovedInfo(this); 17115 final boolean res; 17116 17117 final int removeUser = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0 17118 ? UserHandle.USER_ALL : userId; 17119 17120 if (isPackageDeviceAdmin(packageName, removeUser)) { 17121 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 17122 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 17123 } 17124 17125 PackageSetting uninstalledPs = null; 17126 PackageParser.Package pkg = null; 17127 17128 // for the uninstall-updates case and restricted profiles, remember the per- 17129 // user handle installed state 17130 int[] allUsers; 17131 synchronized (mPackages) { 17132 uninstalledPs = mSettings.mPackages.get(packageName); 17133 if (uninstalledPs == null) { 17134 Slog.w(TAG, "Not removing non-existent package " + packageName); 17135 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17136 } 17137 17138 if (versionCode != PackageManager.VERSION_CODE_HIGHEST 17139 && uninstalledPs.versionCode != versionCode) { 17140 Slog.w(TAG, "Not removing package " + packageName + " with versionCode " 17141 + uninstalledPs.versionCode + " != " + versionCode); 17142 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17143 } 17144 17145 // Static shared libs can be declared by any package, so let us not 17146 // allow removing a package if it provides a lib others depend on. 17147 pkg = mPackages.get(packageName); 17148 17149 allUsers = sUserManager.getUserIds(); 17150 17151 if (pkg != null && pkg.staticSharedLibName != null) { 17152 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(pkg.staticSharedLibName, 17153 pkg.staticSharedLibVersion); 17154 if (libEntry != null) { 17155 for (int currUserId : allUsers) { 17156 if (removeUser != UserHandle.USER_ALL && removeUser != currUserId) { 17157 continue; 17158 } 17159 List<VersionedPackage> libClientPackages = getPackagesUsingSharedLibraryLPr( 17160 libEntry.info, 0, currUserId); 17161 if (!ArrayUtils.isEmpty(libClientPackages)) { 17162 Slog.w(TAG, "Not removing package " + pkg.manifestPackageName 17163 + " hosting lib " + libEntry.info.getName() + " version " 17164 + libEntry.info.getVersion() + " used by " + libClientPackages 17165 + " for user " + currUserId); 17166 return PackageManager.DELETE_FAILED_USED_SHARED_LIBRARY; 17167 } 17168 } 17169 } 17170 } 17171 17172 info.origUsers = uninstalledPs.queryInstalledUsers(allUsers, true); 17173 } 17174 17175 final int freezeUser; 17176 if (isUpdatedSystemApp(uninstalledPs) 17177 && ((deleteFlags & PackageManager.DELETE_SYSTEM_APP) == 0)) { 17178 // We're downgrading a system app, which will apply to all users, so 17179 // freeze them all during the downgrade 17180 freezeUser = UserHandle.USER_ALL; 17181 } else { 17182 freezeUser = removeUser; 17183 } 17184 17185 synchronized (mInstallLock) { 17186 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 17187 try (PackageFreezer freezer = freezePackageForDelete(packageName, freezeUser, 17188 deleteFlags, "deletePackageX")) { 17189 res = deletePackageLIF(packageName, UserHandle.of(removeUser), true, allUsers, 17190 deleteFlags | FLAGS_REMOVE_CHATTY, info, true, null); 17191 } 17192 synchronized (mPackages) { 17193 if (res) { 17194 if (pkg != null) { 17195 mInstantAppRegistry.onPackageUninstalledLPw(pkg, info.removedUsers); 17196 } 17197 updateSequenceNumberLP(uninstalledPs, info.removedUsers); 17198 updateInstantAppInstallerLocked(packageName); 17199 } 17200 } 17201 } 17202 17203 if (res) { 17204 final boolean killApp = (deleteFlags & PackageManager.DELETE_DONT_KILL_APP) == 0; 17205 info.sendPackageRemovedBroadcasts(killApp); 17206 info.sendSystemPackageUpdatedBroadcasts(); 17207 info.sendSystemPackageAppearedBroadcasts(); 17208 } 17209 // Force a gc here. 17210 Runtime.getRuntime().gc(); 17211 // Delete the resources here after sending the broadcast to let 17212 // other processes clean up before deleting resources. 17213 if (info.args != null) { 17214 synchronized (mInstallLock) { 17215 info.args.doPostDeleteLI(true); 17216 } 17217 } 17218 17219 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17220 } 17221 17222 static class PackageRemovedInfo { 17223 final PackageSender packageSender; 17224 String removedPackage; 17225 String installerPackageName; 17226 int uid = -1; 17227 int removedAppId = -1; 17228 int[] origUsers; 17229 int[] removedUsers = null; 17230 int[] broadcastUsers = null; 17231 SparseArray<Integer> installReasons; 17232 boolean isRemovedPackageSystemUpdate = false; 17233 boolean isUpdate; 17234 boolean dataRemoved; 17235 boolean removedForAllUsers; 17236 boolean isStaticSharedLib; 17237 // Clean up resources deleted packages. 17238 InstallArgs args = null; 17239 ArrayMap<String, PackageRemovedInfo> removedChildPackages; 17240 ArrayMap<String, PackageInstalledInfo> appearedChildPackages; 17241 17242 PackageRemovedInfo(PackageSender packageSender) { 17243 this.packageSender = packageSender; 17244 } 17245 17246 void sendPackageRemovedBroadcasts(boolean killApp) { 17247 sendPackageRemovedBroadcastInternal(killApp); 17248 final int childCount = removedChildPackages != null ? removedChildPackages.size() : 0; 17249 for (int i = 0; i < childCount; i++) { 17250 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 17251 childInfo.sendPackageRemovedBroadcastInternal(killApp); 17252 } 17253 } 17254 17255 void sendSystemPackageUpdatedBroadcasts() { 17256 if (isRemovedPackageSystemUpdate) { 17257 sendSystemPackageUpdatedBroadcastsInternal(); 17258 final int childCount = (removedChildPackages != null) 17259 ? removedChildPackages.size() : 0; 17260 for (int i = 0; i < childCount; i++) { 17261 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 17262 if (childInfo.isRemovedPackageSystemUpdate) { 17263 childInfo.sendSystemPackageUpdatedBroadcastsInternal(); 17264 } 17265 } 17266 } 17267 } 17268 17269 void sendSystemPackageAppearedBroadcasts() { 17270 final int packageCount = (appearedChildPackages != null) 17271 ? appearedChildPackages.size() : 0; 17272 for (int i = 0; i < packageCount; i++) { 17273 PackageInstalledInfo installedInfo = appearedChildPackages.valueAt(i); 17274 packageSender.sendPackageAddedForNewUsers(installedInfo.name, 17275 true /*sendBootCompleted*/, false /*startReceiver*/, 17276 UserHandle.getAppId(installedInfo.uid), installedInfo.newUsers); 17277 } 17278 } 17279 17280 private void sendSystemPackageUpdatedBroadcastsInternal() { 17281 Bundle extras = new Bundle(2); 17282 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 17283 extras.putBoolean(Intent.EXTRA_REPLACING, true); 17284 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 17285 removedPackage, extras, 0, null /*targetPackage*/, null, null); 17286 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 17287 removedPackage, extras, 0, null /*targetPackage*/, null, null); 17288 packageSender.sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 17289 null, null, 0, removedPackage, null, null); 17290 if (installerPackageName != null) { 17291 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 17292 removedPackage, extras, 0 /*flags*/, 17293 installerPackageName, null, null); 17294 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 17295 removedPackage, extras, 0 /*flags*/, 17296 installerPackageName, null, null); 17297 } 17298 } 17299 17300 private void sendPackageRemovedBroadcastInternal(boolean killApp) { 17301 // Don't send static shared library removal broadcasts as these 17302 // libs are visible only the the apps that depend on them an one 17303 // cannot remove the library if it has a dependency. 17304 if (isStaticSharedLib) { 17305 return; 17306 } 17307 Bundle extras = new Bundle(2); 17308 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 17309 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, dataRemoved); 17310 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, !killApp); 17311 if (isUpdate || isRemovedPackageSystemUpdate) { 17312 extras.putBoolean(Intent.EXTRA_REPLACING, true); 17313 } 17314 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 17315 if (removedPackage != null) { 17316 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, 17317 removedPackage, extras, 0, null /*targetPackage*/, null, broadcastUsers); 17318 if (installerPackageName != null) { 17319 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, 17320 removedPackage, extras, 0 /*flags*/, 17321 installerPackageName, null, broadcastUsers); 17322 } 17323 if (dataRemoved && !isRemovedPackageSystemUpdate) { 17324 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, 17325 removedPackage, extras, 17326 Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, 17327 null, null, broadcastUsers); 17328 } 17329 } 17330 if (removedAppId >= 0) { 17331 packageSender.sendPackageBroadcast(Intent.ACTION_UID_REMOVED, 17332 null, extras, Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, 17333 null, null, broadcastUsers); 17334 } 17335 } 17336 17337 void populateUsers(int[] userIds, PackageSetting deletedPackageSetting) { 17338 removedUsers = userIds; 17339 if (removedUsers == null) { 17340 broadcastUsers = null; 17341 return; 17342 } 17343 17344 broadcastUsers = EMPTY_INT_ARRAY; 17345 for (int i = userIds.length - 1; i >= 0; --i) { 17346 final int userId = userIds[i]; 17347 if (deletedPackageSetting.getInstantApp(userId)) { 17348 continue; 17349 } 17350 broadcastUsers = ArrayUtils.appendInt(broadcastUsers, userId); 17351 } 17352 } 17353 } 17354 17355 /* 17356 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 17357 * flag is not set, the data directory is removed as well. 17358 * make sure this flag is set for partially installed apps. If not its meaningless to 17359 * delete a partially installed application. 17360 */ 17361 private void removePackageDataLIF(PackageSetting ps, int[] allUserHandles, 17362 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 17363 String packageName = ps.name; 17364 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 17365 // Retrieve object to delete permissions for shared user later on 17366 final PackageParser.Package deletedPkg; 17367 final PackageSetting deletedPs; 17368 // reader 17369 synchronized (mPackages) { 17370 deletedPkg = mPackages.get(packageName); 17371 deletedPs = mSettings.mPackages.get(packageName); 17372 if (outInfo != null) { 17373 outInfo.removedPackage = packageName; 17374 outInfo.installerPackageName = ps.installerPackageName; 17375 outInfo.isStaticSharedLib = deletedPkg != null 17376 && deletedPkg.staticSharedLibName != null; 17377 outInfo.populateUsers(deletedPs == null ? null 17378 : deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true), deletedPs); 17379 } 17380 } 17381 17382 removePackageLI(ps, (flags & FLAGS_REMOVE_CHATTY) != 0); 17383 17384 if ((flags & PackageManager.DELETE_KEEP_DATA) == 0) { 17385 final PackageParser.Package resolvedPkg; 17386 if (deletedPkg != null) { 17387 resolvedPkg = deletedPkg; 17388 } else { 17389 // We don't have a parsed package when it lives on an ejected 17390 // adopted storage device, so fake something together 17391 resolvedPkg = new PackageParser.Package(ps.name); 17392 resolvedPkg.setVolumeUuid(ps.volumeUuid); 17393 } 17394 destroyAppDataLIF(resolvedPkg, UserHandle.USER_ALL, 17395 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 17396 destroyAppProfilesLIF(resolvedPkg, UserHandle.USER_ALL); 17397 if (outInfo != null) { 17398 outInfo.dataRemoved = true; 17399 } 17400 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 17401 } 17402 17403 int removedAppId = -1; 17404 17405 // writer 17406 synchronized (mPackages) { 17407 boolean installedStateChanged = false; 17408 if (deletedPs != null) { 17409 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 17410 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 17411 clearDefaultBrowserIfNeeded(packageName); 17412 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 17413 removedAppId = mSettings.removePackageLPw(packageName); 17414 if (outInfo != null) { 17415 outInfo.removedAppId = removedAppId; 17416 } 17417 mPermissionManager.updatePermissions( 17418 deletedPs.name, null, false, mPackages.values(), mPermissionCallback); 17419 if (deletedPs.sharedUser != null) { 17420 // Remove permissions associated with package. Since runtime 17421 // permissions are per user we have to kill the removed package 17422 // or packages running under the shared user of the removed 17423 // package if revoking the permissions requested only by the removed 17424 // package is successful and this causes a change in gids. 17425 for (int userId : UserManagerService.getInstance().getUserIds()) { 17426 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 17427 userId); 17428 if (userIdToKill == UserHandle.USER_ALL 17429 || userIdToKill >= UserHandle.USER_SYSTEM) { 17430 // If gids changed for this user, kill all affected packages. 17431 mHandler.post(new Runnable() { 17432 @Override 17433 public void run() { 17434 // This has to happen with no lock held. 17435 killApplication(deletedPs.name, deletedPs.appId, 17436 KILL_APP_REASON_GIDS_CHANGED); 17437 } 17438 }); 17439 break; 17440 } 17441 } 17442 } 17443 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 17444 } 17445 // make sure to preserve per-user disabled state if this removal was just 17446 // a downgrade of a system app to the factory package 17447 if (allUserHandles != null && outInfo != null && outInfo.origUsers != null) { 17448 if (DEBUG_REMOVE) { 17449 Slog.d(TAG, "Propagating install state across downgrade"); 17450 } 17451 for (int userId : allUserHandles) { 17452 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 17453 if (DEBUG_REMOVE) { 17454 Slog.d(TAG, " user " + userId + " => " + installed); 17455 } 17456 if (installed != ps.getInstalled(userId)) { 17457 installedStateChanged = true; 17458 } 17459 ps.setInstalled(installed, userId); 17460 } 17461 } 17462 } 17463 // can downgrade to reader 17464 if (writeSettings) { 17465 // Save settings now 17466 mSettings.writeLPr(); 17467 } 17468 if (installedStateChanged) { 17469 mSettings.writeKernelMappingLPr(ps); 17470 } 17471 } 17472 if (removedAppId != -1) { 17473 // A user ID was deleted here. Go through all users and remove it 17474 // from KeyStore. 17475 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, removedAppId); 17476 } 17477 } 17478 17479 static boolean locationIsPrivileged(File path) { 17480 try { 17481 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 17482 .getCanonicalPath(); 17483 return path.getCanonicalPath().startsWith(privilegedAppDir); 17484 } catch (IOException e) { 17485 Slog.e(TAG, "Unable to access code path " + path); 17486 } 17487 return false; 17488 } 17489 17490 static boolean locationIsOem(File path) { 17491 try { 17492 return path.getCanonicalPath().startsWith( 17493 Environment.getOemDirectory().getCanonicalPath()); 17494 } catch (IOException e) { 17495 Slog.e(TAG, "Unable to access code path " + path); 17496 } 17497 return false; 17498 } 17499 17500 /* 17501 * Tries to delete system package. 17502 */ 17503 private boolean deleteSystemPackageLIF(PackageParser.Package deletedPkg, 17504 PackageSetting deletedPs, int[] allUserHandles, int flags, PackageRemovedInfo outInfo, 17505 boolean writeSettings) { 17506 if (deletedPs.parentPackageName != null) { 17507 Slog.w(TAG, "Attempt to delete child system package " + deletedPkg.packageName); 17508 return false; 17509 } 17510 17511 final boolean applyUserRestrictions 17512 = (allUserHandles != null) && (outInfo.origUsers != null); 17513 final PackageSetting disabledPs; 17514 // Confirm if the system package has been updated 17515 // An updated system app can be deleted. This will also have to restore 17516 // the system pkg from system partition 17517 // reader 17518 synchronized (mPackages) { 17519 disabledPs = mSettings.getDisabledSystemPkgLPr(deletedPs.name); 17520 } 17521 17522 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + deletedPkg.packageName 17523 + " disabledPs=" + disabledPs); 17524 17525 if (disabledPs == null) { 17526 Slog.w(TAG, "Attempt to delete unknown system package "+ deletedPkg.packageName); 17527 return false; 17528 } else if (DEBUG_REMOVE) { 17529 Slog.d(TAG, "Deleting system pkg from data partition"); 17530 } 17531 17532 if (DEBUG_REMOVE) { 17533 if (applyUserRestrictions) { 17534 Slog.d(TAG, "Remembering install states:"); 17535 for (int userId : allUserHandles) { 17536 final boolean finstalled = ArrayUtils.contains(outInfo.origUsers, userId); 17537 Slog.d(TAG, " u=" + userId + " inst=" + finstalled); 17538 } 17539 } 17540 } 17541 17542 // Delete the updated package 17543 outInfo.isRemovedPackageSystemUpdate = true; 17544 if (outInfo.removedChildPackages != null) { 17545 final int childCount = (deletedPs.childPackageNames != null) 17546 ? deletedPs.childPackageNames.size() : 0; 17547 for (int i = 0; i < childCount; i++) { 17548 String childPackageName = deletedPs.childPackageNames.get(i); 17549 if (disabledPs.childPackageNames != null && disabledPs.childPackageNames 17550 .contains(childPackageName)) { 17551 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 17552 childPackageName); 17553 if (childInfo != null) { 17554 childInfo.isRemovedPackageSystemUpdate = true; 17555 } 17556 } 17557 } 17558 } 17559 17560 if (disabledPs.versionCode < deletedPs.versionCode) { 17561 // Delete data for downgrades 17562 flags &= ~PackageManager.DELETE_KEEP_DATA; 17563 } else { 17564 // Preserve data by setting flag 17565 flags |= PackageManager.DELETE_KEEP_DATA; 17566 } 17567 17568 boolean ret = deleteInstalledPackageLIF(deletedPs, true, flags, allUserHandles, 17569 outInfo, writeSettings, disabledPs.pkg); 17570 if (!ret) { 17571 return false; 17572 } 17573 17574 // writer 17575 synchronized (mPackages) { 17576 // NOTE: The system package always needs to be enabled; even if it's for 17577 // a compressed stub. If we don't, installing the system package fails 17578 // during scan [scanning checks the disabled packages]. We will reverse 17579 // this later, after we've "installed" the stub. 17580 // Reinstate the old system package 17581 enableSystemPackageLPw(disabledPs.pkg); 17582 // Remove any native libraries from the upgraded package. 17583 removeNativeBinariesLI(deletedPs); 17584 } 17585 17586 // Install the system package 17587 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 17588 try { 17589 installPackageFromSystemLIF(disabledPs.codePath, false /*isPrivileged*/, allUserHandles, 17590 outInfo.origUsers, deletedPs.getPermissionsState(), writeSettings); 17591 } catch (PackageManagerException e) { 17592 Slog.w(TAG, "Failed to restore system package:" + deletedPkg.packageName + ": " 17593 + e.getMessage()); 17594 return false; 17595 } finally { 17596 if (disabledPs.pkg.isStub) { 17597 mSettings.disableSystemPackageLPw(disabledPs.name, true /*replaced*/); 17598 } 17599 } 17600 return true; 17601 } 17602 17603 /** 17604 * Installs a package that's already on the system partition. 17605 */ 17606 private PackageParser.Package installPackageFromSystemLIF(@NonNull File codePath, 17607 boolean isPrivileged, @Nullable int[] allUserHandles, @Nullable int[] origUserHandles, 17608 @Nullable PermissionsState origPermissionState, boolean writeSettings) 17609 throws PackageManagerException { 17610 int parseFlags = mDefParseFlags 17611 | PackageParser.PARSE_MUST_BE_APK 17612 | PackageParser.PARSE_IS_SYSTEM 17613 | PackageParser.PARSE_IS_SYSTEM_DIR; 17614 if (isPrivileged || locationIsPrivileged(codePath)) { 17615 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 17616 } 17617 if (locationIsOem(codePath)) { 17618 parseFlags |= PackageParser.PARSE_IS_OEM; 17619 } 17620 17621 final PackageParser.Package pkg = 17622 scanPackageTracedLI(codePath, parseFlags, 0 /*scanFlags*/, 0 /*currentTime*/, null); 17623 17624 try { 17625 // update shared libraries for the newly re-installed system package 17626 updateSharedLibrariesLPr(pkg, null); 17627 } catch (PackageManagerException e) { 17628 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 17629 } 17630 17631 prepareAppDataAfterInstallLIF(pkg); 17632 17633 // writer 17634 synchronized (mPackages) { 17635 PackageSetting ps = mSettings.mPackages.get(pkg.packageName); 17636 17637 // Propagate the permissions state as we do not want to drop on the floor 17638 // runtime permissions. The update permissions method below will take 17639 // care of removing obsolete permissions and grant install permissions. 17640 if (origPermissionState != null) { 17641 ps.getPermissionsState().copyFrom(origPermissionState); 17642 } 17643 mPermissionManager.updatePermissions(pkg.packageName, pkg, true, mPackages.values(), 17644 mPermissionCallback); 17645 17646 final boolean applyUserRestrictions 17647 = (allUserHandles != null) && (origUserHandles != null); 17648 if (applyUserRestrictions) { 17649 boolean installedStateChanged = false; 17650 if (DEBUG_REMOVE) { 17651 Slog.d(TAG, "Propagating install state across reinstall"); 17652 } 17653 for (int userId : allUserHandles) { 17654 final boolean installed = ArrayUtils.contains(origUserHandles, userId); 17655 if (DEBUG_REMOVE) { 17656 Slog.d(TAG, " user " + userId + " => " + installed); 17657 } 17658 if (installed != ps.getInstalled(userId)) { 17659 installedStateChanged = true; 17660 } 17661 ps.setInstalled(installed, userId); 17662 17663 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 17664 } 17665 // Regardless of writeSettings we need to ensure that this restriction 17666 // state propagation is persisted 17667 mSettings.writeAllUsersPackageRestrictionsLPr(); 17668 if (installedStateChanged) { 17669 mSettings.writeKernelMappingLPr(ps); 17670 } 17671 } 17672 // can downgrade to reader here 17673 if (writeSettings) { 17674 mSettings.writeLPr(); 17675 } 17676 } 17677 return pkg; 17678 } 17679 17680 private boolean deleteInstalledPackageLIF(PackageSetting ps, 17681 boolean deleteCodeAndResources, int flags, int[] allUserHandles, 17682 PackageRemovedInfo outInfo, boolean writeSettings, 17683 PackageParser.Package replacingPackage) { 17684 synchronized (mPackages) { 17685 if (outInfo != null) { 17686 outInfo.uid = ps.appId; 17687 } 17688 17689 if (outInfo != null && outInfo.removedChildPackages != null) { 17690 final int childCount = (ps.childPackageNames != null) 17691 ? ps.childPackageNames.size() : 0; 17692 for (int i = 0; i < childCount; i++) { 17693 String childPackageName = ps.childPackageNames.get(i); 17694 PackageSetting childPs = mSettings.mPackages.get(childPackageName); 17695 if (childPs == null) { 17696 return false; 17697 } 17698 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 17699 childPackageName); 17700 if (childInfo != null) { 17701 childInfo.uid = childPs.appId; 17702 } 17703 } 17704 } 17705 } 17706 17707 // Delete package data from internal structures and also remove data if flag is set 17708 removePackageDataLIF(ps, allUserHandles, outInfo, flags, writeSettings); 17709 17710 // Delete the child packages data 17711 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 17712 for (int i = 0; i < childCount; i++) { 17713 PackageSetting childPs; 17714 synchronized (mPackages) { 17715 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 17716 } 17717 if (childPs != null) { 17718 PackageRemovedInfo childOutInfo = (outInfo != null 17719 && outInfo.removedChildPackages != null) 17720 ? outInfo.removedChildPackages.get(childPs.name) : null; 17721 final int deleteFlags = (flags & DELETE_KEEP_DATA) != 0 17722 && (replacingPackage != null 17723 && !replacingPackage.hasChildPackage(childPs.name)) 17724 ? flags & ~DELETE_KEEP_DATA : flags; 17725 removePackageDataLIF(childPs, allUserHandles, childOutInfo, 17726 deleteFlags, writeSettings); 17727 } 17728 } 17729 17730 // Delete application code and resources only for parent packages 17731 if (ps.parentPackageName == null) { 17732 if (deleteCodeAndResources && (outInfo != null)) { 17733 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 17734 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 17735 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 17736 } 17737 } 17738 17739 return true; 17740 } 17741 17742 @Override 17743 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 17744 int userId) { 17745 mContext.enforceCallingOrSelfPermission( 17746 android.Manifest.permission.DELETE_PACKAGES, null); 17747 synchronized (mPackages) { 17748 // Cannot block uninstall of static shared libs as they are 17749 // considered a part of the using app (emulating static linking). 17750 // Also static libs are installed always on internal storage. 17751 PackageParser.Package pkg = mPackages.get(packageName); 17752 if (pkg != null && pkg.staticSharedLibName != null) { 17753 Slog.w(TAG, "Cannot block uninstall of package: " + packageName 17754 + " providing static shared library: " + pkg.staticSharedLibName); 17755 return false; 17756 } 17757 mSettings.setBlockUninstallLPw(userId, packageName, blockUninstall); 17758 mSettings.writePackageRestrictionsLPr(userId); 17759 } 17760 return true; 17761 } 17762 17763 @Override 17764 public boolean getBlockUninstallForUser(String packageName, int userId) { 17765 synchronized (mPackages) { 17766 final PackageSetting ps = mSettings.mPackages.get(packageName); 17767 if (ps == null || filterAppAccessLPr(ps, Binder.getCallingUid(), userId)) { 17768 return false; 17769 } 17770 return mSettings.getBlockUninstallLPr(userId, packageName); 17771 } 17772 } 17773 17774 @Override 17775 public boolean setRequiredForSystemUser(String packageName, boolean systemUserApp) { 17776 enforceSystemOrRoot("setRequiredForSystemUser can only be run by the system or root"); 17777 synchronized (mPackages) { 17778 PackageSetting ps = mSettings.mPackages.get(packageName); 17779 if (ps == null) { 17780 Log.w(TAG, "Package doesn't exist: " + packageName); 17781 return false; 17782 } 17783 if (systemUserApp) { 17784 ps.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 17785 } else { 17786 ps.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 17787 } 17788 mSettings.writeLPr(); 17789 } 17790 return true; 17791 } 17792 17793 /* 17794 * This method handles package deletion in general 17795 */ 17796 private boolean deletePackageLIF(String packageName, UserHandle user, 17797 boolean deleteCodeAndResources, int[] allUserHandles, int flags, 17798 PackageRemovedInfo outInfo, boolean writeSettings, 17799 PackageParser.Package replacingPackage) { 17800 if (packageName == null) { 17801 Slog.w(TAG, "Attempt to delete null packageName."); 17802 return false; 17803 } 17804 17805 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 17806 17807 PackageSetting ps; 17808 synchronized (mPackages) { 17809 ps = mSettings.mPackages.get(packageName); 17810 if (ps == null) { 17811 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 17812 return false; 17813 } 17814 17815 if (ps.parentPackageName != null && (!isSystemApp(ps) 17816 || (flags & PackageManager.DELETE_SYSTEM_APP) != 0)) { 17817 if (DEBUG_REMOVE) { 17818 Slog.d(TAG, "Uninstalled child package:" + packageName + " for user:" 17819 + ((user == null) ? UserHandle.USER_ALL : user)); 17820 } 17821 final int removedUserId = (user != null) ? user.getIdentifier() 17822 : UserHandle.USER_ALL; 17823 if (!clearPackageStateForUserLIF(ps, removedUserId, outInfo)) { 17824 return false; 17825 } 17826 markPackageUninstalledForUserLPw(ps, user); 17827 scheduleWritePackageRestrictionsLocked(user); 17828 return true; 17829 } 17830 } 17831 17832 if (((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 17833 && user.getIdentifier() != UserHandle.USER_ALL)) { 17834 // The caller is asking that the package only be deleted for a single 17835 // user. To do this, we just mark its uninstalled state and delete 17836 // its data. If this is a system app, we only allow this to happen if 17837 // they have set the special DELETE_SYSTEM_APP which requests different 17838 // semantics than normal for uninstalling system apps. 17839 markPackageUninstalledForUserLPw(ps, user); 17840 17841 if (!isSystemApp(ps)) { 17842 // Do not uninstall the APK if an app should be cached 17843 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 17844 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 17845 // Other user still have this package installed, so all 17846 // we need to do is clear this user's data and save that 17847 // it is uninstalled. 17848 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 17849 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 17850 return false; 17851 } 17852 scheduleWritePackageRestrictionsLocked(user); 17853 return true; 17854 } else { 17855 // We need to set it back to 'installed' so the uninstall 17856 // broadcasts will be sent correctly. 17857 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 17858 ps.setInstalled(true, user.getIdentifier()); 17859 mSettings.writeKernelMappingLPr(ps); 17860 } 17861 } else { 17862 // This is a system app, so we assume that the 17863 // other users still have this package installed, so all 17864 // we need to do is clear this user's data and save that 17865 // it is uninstalled. 17866 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 17867 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 17868 return false; 17869 } 17870 scheduleWritePackageRestrictionsLocked(user); 17871 return true; 17872 } 17873 } 17874 17875 // If we are deleting a composite package for all users, keep track 17876 // of result for each child. 17877 if (ps.childPackageNames != null && outInfo != null) { 17878 synchronized (mPackages) { 17879 final int childCount = ps.childPackageNames.size(); 17880 outInfo.removedChildPackages = new ArrayMap<>(childCount); 17881 for (int i = 0; i < childCount; i++) { 17882 String childPackageName = ps.childPackageNames.get(i); 17883 PackageRemovedInfo childInfo = new PackageRemovedInfo(this); 17884 childInfo.removedPackage = childPackageName; 17885 childInfo.installerPackageName = ps.installerPackageName; 17886 outInfo.removedChildPackages.put(childPackageName, childInfo); 17887 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 17888 if (childPs != null) { 17889 childInfo.origUsers = childPs.queryInstalledUsers(allUserHandles, true); 17890 } 17891 } 17892 } 17893 } 17894 17895 boolean ret = false; 17896 if (isSystemApp(ps)) { 17897 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package: " + ps.name); 17898 // When an updated system application is deleted we delete the existing resources 17899 // as well and fall back to existing code in system partition 17900 ret = deleteSystemPackageLIF(ps.pkg, ps, allUserHandles, flags, outInfo, writeSettings); 17901 } else { 17902 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package: " + ps.name); 17903 ret = deleteInstalledPackageLIF(ps, deleteCodeAndResources, flags, allUserHandles, 17904 outInfo, writeSettings, replacingPackage); 17905 } 17906 17907 // Take a note whether we deleted the package for all users 17908 if (outInfo != null) { 17909 outInfo.removedForAllUsers = mPackages.get(ps.name) == null; 17910 if (outInfo.removedChildPackages != null) { 17911 synchronized (mPackages) { 17912 final int childCount = outInfo.removedChildPackages.size(); 17913 for (int i = 0; i < childCount; i++) { 17914 PackageRemovedInfo childInfo = outInfo.removedChildPackages.valueAt(i); 17915 if (childInfo != null) { 17916 childInfo.removedForAllUsers = mPackages.get( 17917 childInfo.removedPackage) == null; 17918 } 17919 } 17920 } 17921 } 17922 // If we uninstalled an update to a system app there may be some 17923 // child packages that appeared as they are declared in the system 17924 // app but were not declared in the update. 17925 if (isSystemApp(ps)) { 17926 synchronized (mPackages) { 17927 PackageSetting updatedPs = mSettings.getPackageLPr(ps.name); 17928 final int childCount = (updatedPs.childPackageNames != null) 17929 ? updatedPs.childPackageNames.size() : 0; 17930 for (int i = 0; i < childCount; i++) { 17931 String childPackageName = updatedPs.childPackageNames.get(i); 17932 if (outInfo.removedChildPackages == null 17933 || outInfo.removedChildPackages.indexOfKey(childPackageName) < 0) { 17934 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 17935 if (childPs == null) { 17936 continue; 17937 } 17938 PackageInstalledInfo installRes = new PackageInstalledInfo(); 17939 installRes.name = childPackageName; 17940 installRes.newUsers = childPs.queryInstalledUsers(allUserHandles, true); 17941 installRes.pkg = mPackages.get(childPackageName); 17942 installRes.uid = childPs.pkg.applicationInfo.uid; 17943 if (outInfo.appearedChildPackages == null) { 17944 outInfo.appearedChildPackages = new ArrayMap<>(); 17945 } 17946 outInfo.appearedChildPackages.put(childPackageName, installRes); 17947 } 17948 } 17949 } 17950 } 17951 } 17952 17953 return ret; 17954 } 17955 17956 private void markPackageUninstalledForUserLPw(PackageSetting ps, UserHandle user) { 17957 final int[] userIds = (user == null || user.getIdentifier() == UserHandle.USER_ALL) 17958 ? sUserManager.getUserIds() : new int[] {user.getIdentifier()}; 17959 for (int nextUserId : userIds) { 17960 if (DEBUG_REMOVE) { 17961 Slog.d(TAG, "Marking package:" + ps.name + " uninstalled for user:" + nextUserId); 17962 } 17963 ps.setUserState(nextUserId, 0, COMPONENT_ENABLED_STATE_DEFAULT, 17964 false /*installed*/, 17965 true /*stopped*/, 17966 true /*notLaunched*/, 17967 false /*hidden*/, 17968 false /*suspended*/, 17969 false /*instantApp*/, 17970 false /*virtualPreload*/, 17971 null /*lastDisableAppCaller*/, 17972 null /*enabledComponents*/, 17973 null /*disabledComponents*/, 17974 ps.readUserState(nextUserId).domainVerificationStatus, 17975 0, PackageManager.INSTALL_REASON_UNKNOWN); 17976 } 17977 mSettings.writeKernelMappingLPr(ps); 17978 } 17979 17980 private boolean clearPackageStateForUserLIF(PackageSetting ps, int userId, 17981 PackageRemovedInfo outInfo) { 17982 final PackageParser.Package pkg; 17983 synchronized (mPackages) { 17984 pkg = mPackages.get(ps.name); 17985 } 17986 17987 final int[] userIds = (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() 17988 : new int[] {userId}; 17989 for (int nextUserId : userIds) { 17990 if (DEBUG_REMOVE) { 17991 Slog.d(TAG, "Updating package:" + ps.name + " install state for user:" 17992 + nextUserId); 17993 } 17994 17995 destroyAppDataLIF(pkg, userId, 17996 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 17997 destroyAppProfilesLIF(pkg, userId); 17998 clearDefaultBrowserIfNeededForUser(ps.name, userId); 17999 removeKeystoreDataIfNeeded(nextUserId, ps.appId); 18000 schedulePackageCleaning(ps.name, nextUserId, false); 18001 synchronized (mPackages) { 18002 if (clearPackagePreferredActivitiesLPw(ps.name, nextUserId)) { 18003 scheduleWritePackageRestrictionsLocked(nextUserId); 18004 } 18005 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, nextUserId); 18006 } 18007 } 18008 18009 if (outInfo != null) { 18010 outInfo.removedPackage = ps.name; 18011 outInfo.installerPackageName = ps.installerPackageName; 18012 outInfo.isStaticSharedLib = pkg != null && pkg.staticSharedLibName != null; 18013 outInfo.removedAppId = ps.appId; 18014 outInfo.removedUsers = userIds; 18015 outInfo.broadcastUsers = userIds; 18016 } 18017 18018 return true; 18019 } 18020 18021 private final class ClearStorageConnection implements ServiceConnection { 18022 IMediaContainerService mContainerService; 18023 18024 @Override 18025 public void onServiceConnected(ComponentName name, IBinder service) { 18026 synchronized (this) { 18027 mContainerService = IMediaContainerService.Stub 18028 .asInterface(Binder.allowBlocking(service)); 18029 notifyAll(); 18030 } 18031 } 18032 18033 @Override 18034 public void onServiceDisconnected(ComponentName name) { 18035 } 18036 } 18037 18038 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 18039 if (DEFAULT_CONTAINER_PACKAGE.equals(packageName)) return; 18040 18041 final boolean mounted; 18042 if (Environment.isExternalStorageEmulated()) { 18043 mounted = true; 18044 } else { 18045 final String status = Environment.getExternalStorageState(); 18046 18047 mounted = status.equals(Environment.MEDIA_MOUNTED) 18048 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 18049 } 18050 18051 if (!mounted) { 18052 return; 18053 } 18054 18055 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 18056 int[] users; 18057 if (userId == UserHandle.USER_ALL) { 18058 users = sUserManager.getUserIds(); 18059 } else { 18060 users = new int[] { userId }; 18061 } 18062 final ClearStorageConnection conn = new ClearStorageConnection(); 18063 if (mContext.bindServiceAsUser( 18064 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 18065 try { 18066 for (int curUser : users) { 18067 long timeout = SystemClock.uptimeMillis() + 5000; 18068 synchronized (conn) { 18069 long now; 18070 while (conn.mContainerService == null && 18071 (now = SystemClock.uptimeMillis()) < timeout) { 18072 try { 18073 conn.wait(timeout - now); 18074 } catch (InterruptedException e) { 18075 } 18076 } 18077 } 18078 if (conn.mContainerService == null) { 18079 return; 18080 } 18081 18082 final UserEnvironment userEnv = new UserEnvironment(curUser); 18083 clearDirectory(conn.mContainerService, 18084 userEnv.buildExternalStorageAppCacheDirs(packageName)); 18085 if (allData) { 18086 clearDirectory(conn.mContainerService, 18087 userEnv.buildExternalStorageAppDataDirs(packageName)); 18088 clearDirectory(conn.mContainerService, 18089 userEnv.buildExternalStorageAppMediaDirs(packageName)); 18090 } 18091 } 18092 } finally { 18093 mContext.unbindService(conn); 18094 } 18095 } 18096 } 18097 18098 @Override 18099 public void clearApplicationProfileData(String packageName) { 18100 enforceSystemOrRoot("Only the system can clear all profile data"); 18101 18102 final PackageParser.Package pkg; 18103 synchronized (mPackages) { 18104 pkg = mPackages.get(packageName); 18105 } 18106 18107 try (PackageFreezer freezer = freezePackage(packageName, "clearApplicationProfileData")) { 18108 synchronized (mInstallLock) { 18109 clearAppProfilesLIF(pkg, UserHandle.USER_ALL); 18110 } 18111 } 18112 } 18113 18114 @Override 18115 public void clearApplicationUserData(final String packageName, 18116 final IPackageDataObserver observer, final int userId) { 18117 mContext.enforceCallingOrSelfPermission( 18118 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 18119 18120 final int callingUid = Binder.getCallingUid(); 18121 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 18122 true /* requireFullPermission */, false /* checkShell */, "clear application data"); 18123 18124 final PackageSetting ps = mSettings.getPackageLPr(packageName); 18125 final boolean filterApp = (ps != null && filterAppAccessLPr(ps, callingUid, userId)); 18126 if (!filterApp && mProtectedPackages.isPackageDataProtected(userId, packageName)) { 18127 throw new SecurityException("Cannot clear data for a protected package: " 18128 + packageName); 18129 } 18130 // Queue up an async operation since the package deletion may take a little while. 18131 mHandler.post(new Runnable() { 18132 public void run() { 18133 mHandler.removeCallbacks(this); 18134 final boolean succeeded; 18135 if (!filterApp) { 18136 try (PackageFreezer freezer = freezePackage(packageName, 18137 "clearApplicationUserData")) { 18138 synchronized (mInstallLock) { 18139 succeeded = clearApplicationUserDataLIF(packageName, userId); 18140 } 18141 clearExternalStorageDataSync(packageName, userId, true); 18142 synchronized (mPackages) { 18143 mInstantAppRegistry.deleteInstantApplicationMetadataLPw( 18144 packageName, userId); 18145 } 18146 } 18147 if (succeeded) { 18148 // invoke DeviceStorageMonitor's update method to clear any notifications 18149 DeviceStorageMonitorInternal dsm = LocalServices 18150 .getService(DeviceStorageMonitorInternal.class); 18151 if (dsm != null) { 18152 dsm.checkMemory(); 18153 } 18154 } 18155 } else { 18156 succeeded = false; 18157 } 18158 if (observer != null) { 18159 try { 18160 observer.onRemoveCompleted(packageName, succeeded); 18161 } catch (RemoteException e) { 18162 Log.i(TAG, "Observer no longer exists."); 18163 } 18164 } //end if observer 18165 } //end run 18166 }); 18167 } 18168 18169 private boolean clearApplicationUserDataLIF(String packageName, int userId) { 18170 if (packageName == null) { 18171 Slog.w(TAG, "Attempt to delete null packageName."); 18172 return false; 18173 } 18174 18175 // Try finding details about the requested package 18176 PackageParser.Package pkg; 18177 synchronized (mPackages) { 18178 pkg = mPackages.get(packageName); 18179 if (pkg == null) { 18180 final PackageSetting ps = mSettings.mPackages.get(packageName); 18181 if (ps != null) { 18182 pkg = ps.pkg; 18183 } 18184 } 18185 18186 if (pkg == null) { 18187 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18188 return false; 18189 } 18190 18191 PackageSetting ps = (PackageSetting) pkg.mExtras; 18192 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 18193 } 18194 18195 clearAppDataLIF(pkg, userId, 18196 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18197 18198 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 18199 removeKeystoreDataIfNeeded(userId, appId); 18200 18201 UserManagerInternal umInternal = getUserManagerInternal(); 18202 final int flags; 18203 if (umInternal.isUserUnlockingOrUnlocked(userId)) { 18204 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 18205 } else if (umInternal.isUserRunning(userId)) { 18206 flags = StorageManager.FLAG_STORAGE_DE; 18207 } else { 18208 flags = 0; 18209 } 18210 prepareAppDataContentsLIF(pkg, userId, flags); 18211 18212 return true; 18213 } 18214 18215 /** 18216 * Reverts user permission state changes (permissions and flags) in 18217 * all packages for a given user. 18218 * 18219 * @param userId The device user for which to do a reset. 18220 */ 18221 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 18222 final int packageCount = mPackages.size(); 18223 for (int i = 0; i < packageCount; i++) { 18224 PackageParser.Package pkg = mPackages.valueAt(i); 18225 PackageSetting ps = (PackageSetting) pkg.mExtras; 18226 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 18227 } 18228 } 18229 18230 private void resetNetworkPolicies(int userId) { 18231 LocalServices.getService(NetworkPolicyManagerInternal.class).resetUserState(userId); 18232 } 18233 18234 /** 18235 * Reverts user permission state changes (permissions and flags). 18236 * 18237 * @param ps The package for which to reset. 18238 * @param userId The device user for which to do a reset. 18239 */ 18240 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 18241 final PackageSetting ps, final int userId) { 18242 if (ps.pkg == null) { 18243 return; 18244 } 18245 18246 // These are flags that can change base on user actions. 18247 final int userSettableMask = FLAG_PERMISSION_USER_SET 18248 | FLAG_PERMISSION_USER_FIXED 18249 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 18250 | FLAG_PERMISSION_REVIEW_REQUIRED; 18251 18252 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 18253 | FLAG_PERMISSION_POLICY_FIXED; 18254 18255 boolean writeInstallPermissions = false; 18256 boolean writeRuntimePermissions = false; 18257 18258 final int permissionCount = ps.pkg.requestedPermissions.size(); 18259 for (int i = 0; i < permissionCount; i++) { 18260 final String permName = ps.pkg.requestedPermissions.get(i); 18261 final BasePermission bp = 18262 (BasePermission) mPermissionManager.getPermissionTEMP(permName); 18263 if (bp == null) { 18264 continue; 18265 } 18266 18267 // If shared user we just reset the state to which only this app contributed. 18268 if (ps.sharedUser != null) { 18269 boolean used = false; 18270 final int packageCount = ps.sharedUser.packages.size(); 18271 for (int j = 0; j < packageCount; j++) { 18272 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 18273 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 18274 && pkg.pkg.requestedPermissions.contains(permName)) { 18275 used = true; 18276 break; 18277 } 18278 } 18279 if (used) { 18280 continue; 18281 } 18282 } 18283 18284 final PermissionsState permissionsState = ps.getPermissionsState(); 18285 18286 final int oldFlags = permissionsState.getPermissionFlags(permName, userId); 18287 18288 // Always clear the user settable flags. 18289 final boolean hasInstallState = 18290 permissionsState.getInstallPermissionState(permName) != null; 18291 // If permission review is enabled and this is a legacy app, mark the 18292 // permission as requiring a review as this is the initial state. 18293 int flags = 0; 18294 if (mSettings.mPermissions.mPermissionReviewRequired 18295 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 18296 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 18297 } 18298 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 18299 if (hasInstallState) { 18300 writeInstallPermissions = true; 18301 } else { 18302 writeRuntimePermissions = true; 18303 } 18304 } 18305 18306 // Below is only runtime permission handling. 18307 if (!bp.isRuntime()) { 18308 continue; 18309 } 18310 18311 // Never clobber system or policy. 18312 if ((oldFlags & policyOrSystemFlags) != 0) { 18313 continue; 18314 } 18315 18316 // If this permission was granted by default, make sure it is. 18317 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 18318 if (permissionsState.grantRuntimePermission(bp, userId) 18319 != PERMISSION_OPERATION_FAILURE) { 18320 writeRuntimePermissions = true; 18321 } 18322 // If permission review is enabled the permissions for a legacy apps 18323 // are represented as constantly granted runtime ones, so don't revoke. 18324 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 18325 // Otherwise, reset the permission. 18326 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 18327 switch (revokeResult) { 18328 case PERMISSION_OPERATION_SUCCESS: 18329 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 18330 writeRuntimePermissions = true; 18331 final int appId = ps.appId; 18332 mHandler.post(new Runnable() { 18333 @Override 18334 public void run() { 18335 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 18336 } 18337 }); 18338 } break; 18339 } 18340 } 18341 } 18342 18343 // Synchronously write as we are taking permissions away. 18344 if (writeRuntimePermissions) { 18345 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 18346 } 18347 18348 // Synchronously write as we are taking permissions away. 18349 if (writeInstallPermissions) { 18350 mSettings.writeLPr(); 18351 } 18352 } 18353 18354 /** 18355 * Remove entries from the keystore daemon. Will only remove it if the 18356 * {@code appId} is valid. 18357 */ 18358 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 18359 if (appId < 0) { 18360 return; 18361 } 18362 18363 final KeyStore keyStore = KeyStore.getInstance(); 18364 if (keyStore != null) { 18365 if (userId == UserHandle.USER_ALL) { 18366 for (final int individual : sUserManager.getUserIds()) { 18367 keyStore.clearUid(UserHandle.getUid(individual, appId)); 18368 } 18369 } else { 18370 keyStore.clearUid(UserHandle.getUid(userId, appId)); 18371 } 18372 } else { 18373 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 18374 } 18375 } 18376 18377 @Override 18378 public void deleteApplicationCacheFiles(final String packageName, 18379 final IPackageDataObserver observer) { 18380 final int userId = UserHandle.getCallingUserId(); 18381 deleteApplicationCacheFilesAsUser(packageName, userId, observer); 18382 } 18383 18384 @Override 18385 public void deleteApplicationCacheFilesAsUser(final String packageName, final int userId, 18386 final IPackageDataObserver observer) { 18387 final int callingUid = Binder.getCallingUid(); 18388 mContext.enforceCallingOrSelfPermission( 18389 android.Manifest.permission.DELETE_CACHE_FILES, null); 18390 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 18391 /* requireFullPermission= */ true, /* checkShell= */ false, 18392 "delete application cache files"); 18393 final int hasAccessInstantApps = mContext.checkCallingOrSelfPermission( 18394 android.Manifest.permission.ACCESS_INSTANT_APPS); 18395 18396 final PackageParser.Package pkg; 18397 synchronized (mPackages) { 18398 pkg = mPackages.get(packageName); 18399 } 18400 18401 // Queue up an async operation since the package deletion may take a little while. 18402 mHandler.post(new Runnable() { 18403 public void run() { 18404 final PackageSetting ps = pkg == null ? null : (PackageSetting) pkg.mExtras; 18405 boolean doClearData = true; 18406 if (ps != null) { 18407 final boolean targetIsInstantApp = 18408 ps.getInstantApp(UserHandle.getUserId(callingUid)); 18409 doClearData = !targetIsInstantApp 18410 || hasAccessInstantApps == PackageManager.PERMISSION_GRANTED; 18411 } 18412 if (doClearData) { 18413 synchronized (mInstallLock) { 18414 final int flags = StorageManager.FLAG_STORAGE_DE 18415 | StorageManager.FLAG_STORAGE_CE; 18416 // We're only clearing cache files, so we don't care if the 18417 // app is unfrozen and still able to run 18418 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CACHE_ONLY); 18419 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 18420 } 18421 clearExternalStorageDataSync(packageName, userId, false); 18422 } 18423 if (observer != null) { 18424 try { 18425 observer.onRemoveCompleted(packageName, true); 18426 } catch (RemoteException e) { 18427 Log.i(TAG, "Observer no longer exists."); 18428 } 18429 } 18430 } 18431 }); 18432 } 18433 18434 @Override 18435 public void getPackageSizeInfo(final String packageName, int userHandle, 18436 final IPackageStatsObserver observer) { 18437 throw new UnsupportedOperationException( 18438 "Shame on you for calling the hidden API getPackageSizeInfo(). Shame!"); 18439 } 18440 18441 private boolean getPackageSizeInfoLI(String packageName, int userId, PackageStats stats) { 18442 final PackageSetting ps; 18443 synchronized (mPackages) { 18444 ps = mSettings.mPackages.get(packageName); 18445 if (ps == null) { 18446 Slog.w(TAG, "Failed to find settings for " + packageName); 18447 return false; 18448 } 18449 } 18450 18451 final String[] packageNames = { packageName }; 18452 final long[] ceDataInodes = { ps.getCeDataInode(userId) }; 18453 final String[] codePaths = { ps.codePathString }; 18454 18455 try { 18456 mInstaller.getAppSize(ps.volumeUuid, packageNames, userId, 0, 18457 ps.appId, ceDataInodes, codePaths, stats); 18458 18459 // For now, ignore code size of packages on system partition 18460 if (isSystemApp(ps) && !isUpdatedSystemApp(ps)) { 18461 stats.codeSize = 0; 18462 } 18463 18464 // External clients expect these to be tracked separately 18465 stats.dataSize -= stats.cacheSize; 18466 18467 } catch (InstallerException e) { 18468 Slog.w(TAG, String.valueOf(e)); 18469 return false; 18470 } 18471 18472 return true; 18473 } 18474 18475 private int getUidTargetSdkVersionLockedLPr(int uid) { 18476 Object obj = mSettings.getUserIdLPr(uid); 18477 if (obj instanceof SharedUserSetting) { 18478 final SharedUserSetting sus = (SharedUserSetting) obj; 18479 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 18480 final Iterator<PackageSetting> it = sus.packages.iterator(); 18481 while (it.hasNext()) { 18482 final PackageSetting ps = it.next(); 18483 if (ps.pkg != null) { 18484 int v = ps.pkg.applicationInfo.targetSdkVersion; 18485 if (v < vers) vers = v; 18486 } 18487 } 18488 return vers; 18489 } else if (obj instanceof PackageSetting) { 18490 final PackageSetting ps = (PackageSetting) obj; 18491 if (ps.pkg != null) { 18492 return ps.pkg.applicationInfo.targetSdkVersion; 18493 } 18494 } 18495 return Build.VERSION_CODES.CUR_DEVELOPMENT; 18496 } 18497 18498 @Override 18499 public void addPreferredActivity(IntentFilter filter, int match, 18500 ComponentName[] set, ComponentName activity, int userId) { 18501 addPreferredActivityInternal(filter, match, set, activity, true, userId, 18502 "Adding preferred"); 18503 } 18504 18505 private void addPreferredActivityInternal(IntentFilter filter, int match, 18506 ComponentName[] set, ComponentName activity, boolean always, int userId, 18507 String opname) { 18508 // writer 18509 int callingUid = Binder.getCallingUid(); 18510 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 18511 true /* requireFullPermission */, false /* checkShell */, "add preferred activity"); 18512 if (filter.countActions() == 0) { 18513 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 18514 return; 18515 } 18516 synchronized (mPackages) { 18517 if (mContext.checkCallingOrSelfPermission( 18518 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 18519 != PackageManager.PERMISSION_GRANTED) { 18520 if (getUidTargetSdkVersionLockedLPr(callingUid) 18521 < Build.VERSION_CODES.FROYO) { 18522 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 18523 + callingUid); 18524 return; 18525 } 18526 mContext.enforceCallingOrSelfPermission( 18527 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18528 } 18529 18530 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 18531 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 18532 + userId + ":"); 18533 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18534 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 18535 scheduleWritePackageRestrictionsLocked(userId); 18536 postPreferredActivityChangedBroadcast(userId); 18537 } 18538 } 18539 18540 private void postPreferredActivityChangedBroadcast(int userId) { 18541 mHandler.post(() -> { 18542 final IActivityManager am = ActivityManager.getService(); 18543 if (am == null) { 18544 return; 18545 } 18546 18547 final Intent intent = new Intent(Intent.ACTION_PREFERRED_ACTIVITY_CHANGED); 18548 intent.putExtra(Intent.EXTRA_USER_HANDLE, userId); 18549 try { 18550 am.broadcastIntent(null, intent, null, null, 18551 0, null, null, null, android.app.AppOpsManager.OP_NONE, 18552 null, false, false, userId); 18553 } catch (RemoteException e) { 18554 } 18555 }); 18556 } 18557 18558 @Override 18559 public void replacePreferredActivity(IntentFilter filter, int match, 18560 ComponentName[] set, ComponentName activity, int userId) { 18561 if (filter.countActions() != 1) { 18562 throw new IllegalArgumentException( 18563 "replacePreferredActivity expects filter to have only 1 action."); 18564 } 18565 if (filter.countDataAuthorities() != 0 18566 || filter.countDataPaths() != 0 18567 || filter.countDataSchemes() > 1 18568 || filter.countDataTypes() != 0) { 18569 throw new IllegalArgumentException( 18570 "replacePreferredActivity expects filter to have no data authorities, " + 18571 "paths, or types; and at most one scheme."); 18572 } 18573 18574 final int callingUid = Binder.getCallingUid(); 18575 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 18576 true /* requireFullPermission */, false /* checkShell */, 18577 "replace preferred activity"); 18578 synchronized (mPackages) { 18579 if (mContext.checkCallingOrSelfPermission( 18580 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 18581 != PackageManager.PERMISSION_GRANTED) { 18582 if (getUidTargetSdkVersionLockedLPr(callingUid) 18583 < Build.VERSION_CODES.FROYO) { 18584 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 18585 + Binder.getCallingUid()); 18586 return; 18587 } 18588 mContext.enforceCallingOrSelfPermission( 18589 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18590 } 18591 18592 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 18593 if (pir != null) { 18594 // Get all of the existing entries that exactly match this filter. 18595 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 18596 if (existing != null && existing.size() == 1) { 18597 PreferredActivity cur = existing.get(0); 18598 if (DEBUG_PREFERRED) { 18599 Slog.i(TAG, "Checking replace of preferred:"); 18600 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18601 if (!cur.mPref.mAlways) { 18602 Slog.i(TAG, " -- CUR; not mAlways!"); 18603 } else { 18604 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 18605 Slog.i(TAG, " -- CUR: mSet=" 18606 + Arrays.toString(cur.mPref.mSetComponents)); 18607 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 18608 Slog.i(TAG, " -- NEW: mMatch=" 18609 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 18610 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 18611 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 18612 } 18613 } 18614 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 18615 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 18616 && cur.mPref.sameSet(set)) { 18617 // Setting the preferred activity to what it happens to be already 18618 if (DEBUG_PREFERRED) { 18619 Slog.i(TAG, "Replacing with same preferred activity " 18620 + cur.mPref.mShortComponent + " for user " 18621 + userId + ":"); 18622 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18623 } 18624 return; 18625 } 18626 } 18627 18628 if (existing != null) { 18629 if (DEBUG_PREFERRED) { 18630 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 18631 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18632 } 18633 for (int i = 0; i < existing.size(); i++) { 18634 PreferredActivity pa = existing.get(i); 18635 if (DEBUG_PREFERRED) { 18636 Slog.i(TAG, "Removing existing preferred activity " 18637 + pa.mPref.mComponent + ":"); 18638 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 18639 } 18640 pir.removeFilter(pa); 18641 } 18642 } 18643 } 18644 addPreferredActivityInternal(filter, match, set, activity, true, userId, 18645 "Replacing preferred"); 18646 } 18647 } 18648 18649 @Override 18650 public void clearPackagePreferredActivities(String packageName) { 18651 final int callingUid = Binder.getCallingUid(); 18652 if (getInstantAppPackageName(callingUid) != null) { 18653 return; 18654 } 18655 // writer 18656 synchronized (mPackages) { 18657 PackageParser.Package pkg = mPackages.get(packageName); 18658 if (pkg == null || pkg.applicationInfo.uid != callingUid) { 18659 if (mContext.checkCallingOrSelfPermission( 18660 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 18661 != PackageManager.PERMISSION_GRANTED) { 18662 if (getUidTargetSdkVersionLockedLPr(callingUid) 18663 < Build.VERSION_CODES.FROYO) { 18664 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 18665 + callingUid); 18666 return; 18667 } 18668 mContext.enforceCallingOrSelfPermission( 18669 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18670 } 18671 } 18672 final PackageSetting ps = mSettings.getPackageLPr(packageName); 18673 if (ps != null 18674 && filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 18675 return; 18676 } 18677 int user = UserHandle.getCallingUserId(); 18678 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 18679 scheduleWritePackageRestrictionsLocked(user); 18680 } 18681 } 18682 } 18683 18684 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 18685 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 18686 ArrayList<PreferredActivity> removed = null; 18687 boolean changed = false; 18688 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 18689 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 18690 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 18691 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 18692 continue; 18693 } 18694 Iterator<PreferredActivity> it = pir.filterIterator(); 18695 while (it.hasNext()) { 18696 PreferredActivity pa = it.next(); 18697 // Mark entry for removal only if it matches the package name 18698 // and the entry is of type "always". 18699 if (packageName == null || 18700 (pa.mPref.mComponent.getPackageName().equals(packageName) 18701 && pa.mPref.mAlways)) { 18702 if (removed == null) { 18703 removed = new ArrayList<PreferredActivity>(); 18704 } 18705 removed.add(pa); 18706 } 18707 } 18708 if (removed != null) { 18709 for (int j=0; j<removed.size(); j++) { 18710 PreferredActivity pa = removed.get(j); 18711 pir.removeFilter(pa); 18712 } 18713 changed = true; 18714 } 18715 } 18716 if (changed) { 18717 postPreferredActivityChangedBroadcast(userId); 18718 } 18719 return changed; 18720 } 18721 18722 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 18723 private void clearIntentFilterVerificationsLPw(int userId) { 18724 final int packageCount = mPackages.size(); 18725 for (int i = 0; i < packageCount; i++) { 18726 PackageParser.Package pkg = mPackages.valueAt(i); 18727 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 18728 } 18729 } 18730 18731 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 18732 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 18733 if (userId == UserHandle.USER_ALL) { 18734 if (mSettings.removeIntentFilterVerificationLPw(packageName, 18735 sUserManager.getUserIds())) { 18736 for (int oneUserId : sUserManager.getUserIds()) { 18737 scheduleWritePackageRestrictionsLocked(oneUserId); 18738 } 18739 } 18740 } else { 18741 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 18742 scheduleWritePackageRestrictionsLocked(userId); 18743 } 18744 } 18745 } 18746 18747 /** Clears state for all users, and touches intent filter verification policy */ 18748 void clearDefaultBrowserIfNeeded(String packageName) { 18749 for (int oneUserId : sUserManager.getUserIds()) { 18750 clearDefaultBrowserIfNeededForUser(packageName, oneUserId); 18751 } 18752 } 18753 18754 private void clearDefaultBrowserIfNeededForUser(String packageName, int userId) { 18755 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 18756 if (!TextUtils.isEmpty(defaultBrowserPackageName)) { 18757 if (packageName.equals(defaultBrowserPackageName)) { 18758 setDefaultBrowserPackageName(null, userId); 18759 } 18760 } 18761 } 18762 18763 @Override 18764 public void resetApplicationPreferences(int userId) { 18765 mContext.enforceCallingOrSelfPermission( 18766 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18767 final long identity = Binder.clearCallingIdentity(); 18768 // writer 18769 try { 18770 synchronized (mPackages) { 18771 clearPackagePreferredActivitiesLPw(null, userId); 18772 mSettings.applyDefaultPreferredAppsLPw(this, userId); 18773 // TODO: We have to reset the default SMS and Phone. This requires 18774 // significant refactoring to keep all default apps in the package 18775 // manager (cleaner but more work) or have the services provide 18776 // callbacks to the package manager to request a default app reset. 18777 applyFactoryDefaultBrowserLPw(userId); 18778 clearIntentFilterVerificationsLPw(userId); 18779 primeDomainVerificationsLPw(userId); 18780 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 18781 scheduleWritePackageRestrictionsLocked(userId); 18782 } 18783 resetNetworkPolicies(userId); 18784 } finally { 18785 Binder.restoreCallingIdentity(identity); 18786 } 18787 } 18788 18789 @Override 18790 public int getPreferredActivities(List<IntentFilter> outFilters, 18791 List<ComponentName> outActivities, String packageName) { 18792 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 18793 return 0; 18794 } 18795 int num = 0; 18796 final int userId = UserHandle.getCallingUserId(); 18797 // reader 18798 synchronized (mPackages) { 18799 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 18800 if (pir != null) { 18801 final Iterator<PreferredActivity> it = pir.filterIterator(); 18802 while (it.hasNext()) { 18803 final PreferredActivity pa = it.next(); 18804 if (packageName == null 18805 || (pa.mPref.mComponent.getPackageName().equals(packageName) 18806 && pa.mPref.mAlways)) { 18807 if (outFilters != null) { 18808 outFilters.add(new IntentFilter(pa)); 18809 } 18810 if (outActivities != null) { 18811 outActivities.add(pa.mPref.mComponent); 18812 } 18813 } 18814 } 18815 } 18816 } 18817 18818 return num; 18819 } 18820 18821 @Override 18822 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 18823 int userId) { 18824 int callingUid = Binder.getCallingUid(); 18825 if (callingUid != Process.SYSTEM_UID) { 18826 throw new SecurityException( 18827 "addPersistentPreferredActivity can only be run by the system"); 18828 } 18829 if (filter.countActions() == 0) { 18830 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 18831 return; 18832 } 18833 synchronized (mPackages) { 18834 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 18835 ":"); 18836 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18837 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 18838 new PersistentPreferredActivity(filter, activity)); 18839 scheduleWritePackageRestrictionsLocked(userId); 18840 postPreferredActivityChangedBroadcast(userId); 18841 } 18842 } 18843 18844 @Override 18845 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 18846 int callingUid = Binder.getCallingUid(); 18847 if (callingUid != Process.SYSTEM_UID) { 18848 throw new SecurityException( 18849 "clearPackagePersistentPreferredActivities can only be run by the system"); 18850 } 18851 ArrayList<PersistentPreferredActivity> removed = null; 18852 boolean changed = false; 18853 synchronized (mPackages) { 18854 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 18855 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 18856 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 18857 .valueAt(i); 18858 if (userId != thisUserId) { 18859 continue; 18860 } 18861 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 18862 while (it.hasNext()) { 18863 PersistentPreferredActivity ppa = it.next(); 18864 // Mark entry for removal only if it matches the package name. 18865 if (ppa.mComponent.getPackageName().equals(packageName)) { 18866 if (removed == null) { 18867 removed = new ArrayList<PersistentPreferredActivity>(); 18868 } 18869 removed.add(ppa); 18870 } 18871 } 18872 if (removed != null) { 18873 for (int j=0; j<removed.size(); j++) { 18874 PersistentPreferredActivity ppa = removed.get(j); 18875 ppir.removeFilter(ppa); 18876 } 18877 changed = true; 18878 } 18879 } 18880 18881 if (changed) { 18882 scheduleWritePackageRestrictionsLocked(userId); 18883 postPreferredActivityChangedBroadcast(userId); 18884 } 18885 } 18886 } 18887 18888 /** 18889 * Common machinery for picking apart a restored XML blob and passing 18890 * it to a caller-supplied functor to be applied to the running system. 18891 */ 18892 private void restoreFromXml(XmlPullParser parser, int userId, 18893 String expectedStartTag, BlobXmlRestorer functor) 18894 throws IOException, XmlPullParserException { 18895 int type; 18896 while ((type = parser.next()) != XmlPullParser.START_TAG 18897 && type != XmlPullParser.END_DOCUMENT) { 18898 } 18899 if (type != XmlPullParser.START_TAG) { 18900 // oops didn't find a start tag?! 18901 if (DEBUG_BACKUP) { 18902 Slog.e(TAG, "Didn't find start tag during restore"); 18903 } 18904 return; 18905 } 18906Slog.v(TAG, ":: restoreFromXml() : got to tag " + parser.getName()); 18907 // this is supposed to be TAG_PREFERRED_BACKUP 18908 if (!expectedStartTag.equals(parser.getName())) { 18909 if (DEBUG_BACKUP) { 18910 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 18911 } 18912 return; 18913 } 18914 18915 // skip interfering stuff, then we're aligned with the backing implementation 18916 while ((type = parser.next()) == XmlPullParser.TEXT) { } 18917Slog.v(TAG, ":: stepped forward, applying functor at tag " + parser.getName()); 18918 functor.apply(parser, userId); 18919 } 18920 18921 private interface BlobXmlRestorer { 18922 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 18923 } 18924 18925 /** 18926 * Non-Binder method, support for the backup/restore mechanism: write the 18927 * full set of preferred activities in its canonical XML format. Returns the 18928 * XML output as a byte array, or null if there is none. 18929 */ 18930 @Override 18931 public byte[] getPreferredActivityBackup(int userId) { 18932 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 18933 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 18934 } 18935 18936 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 18937 try { 18938 final XmlSerializer serializer = new FastXmlSerializer(); 18939 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 18940 serializer.startDocument(null, true); 18941 serializer.startTag(null, TAG_PREFERRED_BACKUP); 18942 18943 synchronized (mPackages) { 18944 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 18945 } 18946 18947 serializer.endTag(null, TAG_PREFERRED_BACKUP); 18948 serializer.endDocument(); 18949 serializer.flush(); 18950 } catch (Exception e) { 18951 if (DEBUG_BACKUP) { 18952 Slog.e(TAG, "Unable to write preferred activities for backup", e); 18953 } 18954 return null; 18955 } 18956 18957 return dataStream.toByteArray(); 18958 } 18959 18960 @Override 18961 public void restorePreferredActivities(byte[] backup, int userId) { 18962 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 18963 throw new SecurityException("Only the system may call restorePreferredActivities()"); 18964 } 18965 18966 try { 18967 final XmlPullParser parser = Xml.newPullParser(); 18968 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 18969 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 18970 new BlobXmlRestorer() { 18971 @Override 18972 public void apply(XmlPullParser parser, int userId) 18973 throws XmlPullParserException, IOException { 18974 synchronized (mPackages) { 18975 mSettings.readPreferredActivitiesLPw(parser, userId); 18976 } 18977 } 18978 } ); 18979 } catch (Exception e) { 18980 if (DEBUG_BACKUP) { 18981 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 18982 } 18983 } 18984 } 18985 18986 /** 18987 * Non-Binder method, support for the backup/restore mechanism: write the 18988 * default browser (etc) settings in its canonical XML format. Returns the default 18989 * browser XML representation as a byte array, or null if there is none. 18990 */ 18991 @Override 18992 public byte[] getDefaultAppsBackup(int userId) { 18993 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 18994 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 18995 } 18996 18997 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 18998 try { 18999 final XmlSerializer serializer = new FastXmlSerializer(); 19000 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19001 serializer.startDocument(null, true); 19002 serializer.startTag(null, TAG_DEFAULT_APPS); 19003 19004 synchronized (mPackages) { 19005 mSettings.writeDefaultAppsLPr(serializer, userId); 19006 } 19007 19008 serializer.endTag(null, TAG_DEFAULT_APPS); 19009 serializer.endDocument(); 19010 serializer.flush(); 19011 } catch (Exception e) { 19012 if (DEBUG_BACKUP) { 19013 Slog.e(TAG, "Unable to write default apps for backup", e); 19014 } 19015 return null; 19016 } 19017 19018 return dataStream.toByteArray(); 19019 } 19020 19021 @Override 19022 public void restoreDefaultApps(byte[] backup, int userId) { 19023 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19024 throw new SecurityException("Only the system may call restoreDefaultApps()"); 19025 } 19026 19027 try { 19028 final XmlPullParser parser = Xml.newPullParser(); 19029 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19030 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 19031 new BlobXmlRestorer() { 19032 @Override 19033 public void apply(XmlPullParser parser, int userId) 19034 throws XmlPullParserException, IOException { 19035 synchronized (mPackages) { 19036 mSettings.readDefaultAppsLPw(parser, userId); 19037 } 19038 } 19039 } ); 19040 } catch (Exception e) { 19041 if (DEBUG_BACKUP) { 19042 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 19043 } 19044 } 19045 } 19046 19047 @Override 19048 public byte[] getIntentFilterVerificationBackup(int userId) { 19049 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19050 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 19051 } 19052 19053 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19054 try { 19055 final XmlSerializer serializer = new FastXmlSerializer(); 19056 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19057 serializer.startDocument(null, true); 19058 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 19059 19060 synchronized (mPackages) { 19061 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 19062 } 19063 19064 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 19065 serializer.endDocument(); 19066 serializer.flush(); 19067 } catch (Exception e) { 19068 if (DEBUG_BACKUP) { 19069 Slog.e(TAG, "Unable to write default apps for backup", e); 19070 } 19071 return null; 19072 } 19073 19074 return dataStream.toByteArray(); 19075 } 19076 19077 @Override 19078 public void restoreIntentFilterVerification(byte[] backup, int userId) { 19079 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19080 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19081 } 19082 19083 try { 19084 final XmlPullParser parser = Xml.newPullParser(); 19085 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19086 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 19087 new BlobXmlRestorer() { 19088 @Override 19089 public void apply(XmlPullParser parser, int userId) 19090 throws XmlPullParserException, IOException { 19091 synchronized (mPackages) { 19092 mSettings.readAllDomainVerificationsLPr(parser, userId); 19093 mSettings.writeLPr(); 19094 } 19095 } 19096 } ); 19097 } catch (Exception e) { 19098 if (DEBUG_BACKUP) { 19099 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19100 } 19101 } 19102 } 19103 19104 @Override 19105 public byte[] getPermissionGrantBackup(int userId) { 19106 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19107 throw new SecurityException("Only the system may call getPermissionGrantBackup()"); 19108 } 19109 19110 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19111 try { 19112 final XmlSerializer serializer = new FastXmlSerializer(); 19113 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19114 serializer.startDocument(null, true); 19115 serializer.startTag(null, TAG_PERMISSION_BACKUP); 19116 19117 synchronized (mPackages) { 19118 serializeRuntimePermissionGrantsLPr(serializer, userId); 19119 } 19120 19121 serializer.endTag(null, TAG_PERMISSION_BACKUP); 19122 serializer.endDocument(); 19123 serializer.flush(); 19124 } catch (Exception e) { 19125 if (DEBUG_BACKUP) { 19126 Slog.e(TAG, "Unable to write default apps for backup", e); 19127 } 19128 return null; 19129 } 19130 19131 return dataStream.toByteArray(); 19132 } 19133 19134 @Override 19135 public void restorePermissionGrants(byte[] backup, int userId) { 19136 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19137 throw new SecurityException("Only the system may call restorePermissionGrants()"); 19138 } 19139 19140 try { 19141 final XmlPullParser parser = Xml.newPullParser(); 19142 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19143 restoreFromXml(parser, userId, TAG_PERMISSION_BACKUP, 19144 new BlobXmlRestorer() { 19145 @Override 19146 public void apply(XmlPullParser parser, int userId) 19147 throws XmlPullParserException, IOException { 19148 synchronized (mPackages) { 19149 processRestoredPermissionGrantsLPr(parser, userId); 19150 } 19151 } 19152 } ); 19153 } catch (Exception e) { 19154 if (DEBUG_BACKUP) { 19155 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19156 } 19157 } 19158 } 19159 19160 private void serializeRuntimePermissionGrantsLPr(XmlSerializer serializer, final int userId) 19161 throws IOException { 19162 serializer.startTag(null, TAG_ALL_GRANTS); 19163 19164 final int N = mSettings.mPackages.size(); 19165 for (int i = 0; i < N; i++) { 19166 final PackageSetting ps = mSettings.mPackages.valueAt(i); 19167 boolean pkgGrantsKnown = false; 19168 19169 PermissionsState packagePerms = ps.getPermissionsState(); 19170 19171 for (PermissionState state : packagePerms.getRuntimePermissionStates(userId)) { 19172 final int grantFlags = state.getFlags(); 19173 // only look at grants that are not system/policy fixed 19174 if ((grantFlags & SYSTEM_RUNTIME_GRANT_MASK) == 0) { 19175 final boolean isGranted = state.isGranted(); 19176 // And only back up the user-twiddled state bits 19177 if (isGranted || (grantFlags & USER_RUNTIME_GRANT_MASK) != 0) { 19178 final String packageName = mSettings.mPackages.keyAt(i); 19179 if (!pkgGrantsKnown) { 19180 serializer.startTag(null, TAG_GRANT); 19181 serializer.attribute(null, ATTR_PACKAGE_NAME, packageName); 19182 pkgGrantsKnown = true; 19183 } 19184 19185 final boolean userSet = 19186 (grantFlags & FLAG_PERMISSION_USER_SET) != 0; 19187 final boolean userFixed = 19188 (grantFlags & FLAG_PERMISSION_USER_FIXED) != 0; 19189 final boolean revoke = 19190 (grantFlags & FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 19191 19192 serializer.startTag(null, TAG_PERMISSION); 19193 serializer.attribute(null, ATTR_PERMISSION_NAME, state.getName()); 19194 if (isGranted) { 19195 serializer.attribute(null, ATTR_IS_GRANTED, "true"); 19196 } 19197 if (userSet) { 19198 serializer.attribute(null, ATTR_USER_SET, "true"); 19199 } 19200 if (userFixed) { 19201 serializer.attribute(null, ATTR_USER_FIXED, "true"); 19202 } 19203 if (revoke) { 19204 serializer.attribute(null, ATTR_REVOKE_ON_UPGRADE, "true"); 19205 } 19206 serializer.endTag(null, TAG_PERMISSION); 19207 } 19208 } 19209 } 19210 19211 if (pkgGrantsKnown) { 19212 serializer.endTag(null, TAG_GRANT); 19213 } 19214 } 19215 19216 serializer.endTag(null, TAG_ALL_GRANTS); 19217 } 19218 19219 private void processRestoredPermissionGrantsLPr(XmlPullParser parser, int userId) 19220 throws XmlPullParserException, IOException { 19221 String pkgName = null; 19222 int outerDepth = parser.getDepth(); 19223 int type; 19224 while ((type = parser.next()) != XmlPullParser.END_DOCUMENT 19225 && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { 19226 if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { 19227 continue; 19228 } 19229 19230 final String tagName = parser.getName(); 19231 if (tagName.equals(TAG_GRANT)) { 19232 pkgName = parser.getAttributeValue(null, ATTR_PACKAGE_NAME); 19233 if (DEBUG_BACKUP) { 19234 Slog.v(TAG, "+++ Restoring grants for package " + pkgName); 19235 } 19236 } else if (tagName.equals(TAG_PERMISSION)) { 19237 19238 final boolean isGranted = "true".equals(parser.getAttributeValue(null, ATTR_IS_GRANTED)); 19239 final String permName = parser.getAttributeValue(null, ATTR_PERMISSION_NAME); 19240 19241 int newFlagSet = 0; 19242 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_SET))) { 19243 newFlagSet |= FLAG_PERMISSION_USER_SET; 19244 } 19245 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_FIXED))) { 19246 newFlagSet |= FLAG_PERMISSION_USER_FIXED; 19247 } 19248 if ("true".equals(parser.getAttributeValue(null, ATTR_REVOKE_ON_UPGRADE))) { 19249 newFlagSet |= FLAG_PERMISSION_REVOKE_ON_UPGRADE; 19250 } 19251 if (DEBUG_BACKUP) { 19252 Slog.v(TAG, " + Restoring grant:" 19253 + " pkg=" + pkgName 19254 + " perm=" + permName 19255 + " granted=" + isGranted 19256 + " bits=0x" + Integer.toHexString(newFlagSet)); 19257 } 19258 final PackageSetting ps = mSettings.mPackages.get(pkgName); 19259 if (ps != null) { 19260 // Already installed so we apply the grant immediately 19261 if (DEBUG_BACKUP) { 19262 Slog.v(TAG, " + already installed; applying"); 19263 } 19264 PermissionsState perms = ps.getPermissionsState(); 19265 BasePermission bp = 19266 (BasePermission) mPermissionManager.getPermissionTEMP(permName); 19267 if (bp != null) { 19268 if (isGranted) { 19269 perms.grantRuntimePermission(bp, userId); 19270 } 19271 if (newFlagSet != 0) { 19272 perms.updatePermissionFlags( 19273 bp, userId, USER_RUNTIME_GRANT_MASK, newFlagSet); 19274 } 19275 } 19276 } else { 19277 // Need to wait for post-restore install to apply the grant 19278 if (DEBUG_BACKUP) { 19279 Slog.v(TAG, " - not yet installed; saving for later"); 19280 } 19281 mSettings.processRestoredPermissionGrantLPr(pkgName, permName, 19282 isGranted, newFlagSet, userId); 19283 } 19284 } else { 19285 PackageManagerService.reportSettingsProblem(Log.WARN, 19286 "Unknown element under <" + TAG_PERMISSION_BACKUP + ">: " + tagName); 19287 XmlUtils.skipCurrentTag(parser); 19288 } 19289 } 19290 19291 scheduleWriteSettingsLocked(); 19292 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 19293 } 19294 19295 @Override 19296 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 19297 int sourceUserId, int targetUserId, int flags) { 19298 mContext.enforceCallingOrSelfPermission( 19299 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 19300 int callingUid = Binder.getCallingUid(); 19301 enforceOwnerRights(ownerPackage, callingUid); 19302 PackageManagerServiceUtils.enforceShellRestriction( 19303 UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 19304 if (intentFilter.countActions() == 0) { 19305 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 19306 return; 19307 } 19308 synchronized (mPackages) { 19309 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 19310 ownerPackage, targetUserId, flags); 19311 CrossProfileIntentResolver resolver = 19312 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 19313 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 19314 // We have all those whose filter is equal. Now checking if the rest is equal as well. 19315 if (existing != null) { 19316 int size = existing.size(); 19317 for (int i = 0; i < size; i++) { 19318 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 19319 return; 19320 } 19321 } 19322 } 19323 resolver.addFilter(newFilter); 19324 scheduleWritePackageRestrictionsLocked(sourceUserId); 19325 } 19326 } 19327 19328 @Override 19329 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 19330 mContext.enforceCallingOrSelfPermission( 19331 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 19332 final int callingUid = Binder.getCallingUid(); 19333 enforceOwnerRights(ownerPackage, callingUid); 19334 PackageManagerServiceUtils.enforceShellRestriction( 19335 UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 19336 synchronized (mPackages) { 19337 CrossProfileIntentResolver resolver = 19338 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 19339 ArraySet<CrossProfileIntentFilter> set = 19340 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 19341 for (CrossProfileIntentFilter filter : set) { 19342 if (filter.getOwnerPackage().equals(ownerPackage)) { 19343 resolver.removeFilter(filter); 19344 } 19345 } 19346 scheduleWritePackageRestrictionsLocked(sourceUserId); 19347 } 19348 } 19349 19350 // Enforcing that callingUid is owning pkg on userId 19351 private void enforceOwnerRights(String pkg, int callingUid) { 19352 // The system owns everything. 19353 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 19354 return; 19355 } 19356 final int callingUserId = UserHandle.getUserId(callingUid); 19357 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 19358 if (pi == null) { 19359 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 19360 + callingUserId); 19361 } 19362 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 19363 throw new SecurityException("Calling uid " + callingUid 19364 + " does not own package " + pkg); 19365 } 19366 } 19367 19368 @Override 19369 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 19370 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 19371 return null; 19372 } 19373 return getHomeActivitiesAsUser(allHomeCandidates, UserHandle.getCallingUserId()); 19374 } 19375 19376 public void sendSessionCommitBroadcast(PackageInstaller.SessionInfo sessionInfo, int userId) { 19377 UserManagerService ums = UserManagerService.getInstance(); 19378 if (ums != null) { 19379 final UserInfo parent = ums.getProfileParent(userId); 19380 final int launcherUid = (parent != null) ? parent.id : userId; 19381 final ComponentName launcherComponent = getDefaultHomeActivity(launcherUid); 19382 if (launcherComponent != null) { 19383 Intent launcherIntent = new Intent(PackageInstaller.ACTION_SESSION_COMMITTED) 19384 .putExtra(PackageInstaller.EXTRA_SESSION, sessionInfo) 19385 .putExtra(Intent.EXTRA_USER, UserHandle.of(userId)) 19386 .setPackage(launcherComponent.getPackageName()); 19387 mContext.sendBroadcastAsUser(launcherIntent, UserHandle.of(launcherUid)); 19388 } 19389 } 19390 } 19391 19392 /** 19393 * Report the 'Home' activity which is currently set as "always use this one". If non is set 19394 * then reports the most likely home activity or null if there are more than one. 19395 */ 19396 private ComponentName getDefaultHomeActivity(int userId) { 19397 List<ResolveInfo> allHomeCandidates = new ArrayList<>(); 19398 ComponentName cn = getHomeActivitiesAsUser(allHomeCandidates, userId); 19399 if (cn != null) { 19400 return cn; 19401 } 19402 19403 // Find the launcher with the highest priority and return that component if there are no 19404 // other home activity with the same priority. 19405 int lastPriority = Integer.MIN_VALUE; 19406 ComponentName lastComponent = null; 19407 final int size = allHomeCandidates.size(); 19408 for (int i = 0; i < size; i++) { 19409 final ResolveInfo ri = allHomeCandidates.get(i); 19410 if (ri.priority > lastPriority) { 19411 lastComponent = ri.activityInfo.getComponentName(); 19412 lastPriority = ri.priority; 19413 } else if (ri.priority == lastPriority) { 19414 // Two components found with same priority. 19415 lastComponent = null; 19416 } 19417 } 19418 return lastComponent; 19419 } 19420 19421 private Intent getHomeIntent() { 19422 Intent intent = new Intent(Intent.ACTION_MAIN); 19423 intent.addCategory(Intent.CATEGORY_HOME); 19424 intent.addCategory(Intent.CATEGORY_DEFAULT); 19425 return intent; 19426 } 19427 19428 private IntentFilter getHomeFilter() { 19429 IntentFilter filter = new IntentFilter(Intent.ACTION_MAIN); 19430 filter.addCategory(Intent.CATEGORY_HOME); 19431 filter.addCategory(Intent.CATEGORY_DEFAULT); 19432 return filter; 19433 } 19434 19435 ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 19436 int userId) { 19437 Intent intent = getHomeIntent(); 19438 List<ResolveInfo> list = queryIntentActivitiesInternal(intent, null, 19439 PackageManager.GET_META_DATA, userId); 19440 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 19441 true, false, false, userId); 19442 19443 allHomeCandidates.clear(); 19444 if (list != null) { 19445 for (ResolveInfo ri : list) { 19446 allHomeCandidates.add(ri); 19447 } 19448 } 19449 return (preferred == null || preferred.activityInfo == null) 19450 ? null 19451 : new ComponentName(preferred.activityInfo.packageName, 19452 preferred.activityInfo.name); 19453 } 19454 19455 @Override 19456 public void setHomeActivity(ComponentName comp, int userId) { 19457 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 19458 return; 19459 } 19460 ArrayList<ResolveInfo> homeActivities = new ArrayList<>(); 19461 getHomeActivitiesAsUser(homeActivities, userId); 19462 19463 boolean found = false; 19464 19465 final int size = homeActivities.size(); 19466 final ComponentName[] set = new ComponentName[size]; 19467 for (int i = 0; i < size; i++) { 19468 final ResolveInfo candidate = homeActivities.get(i); 19469 final ActivityInfo info = candidate.activityInfo; 19470 final ComponentName activityName = new ComponentName(info.packageName, info.name); 19471 set[i] = activityName; 19472 if (!found && activityName.equals(comp)) { 19473 found = true; 19474 } 19475 } 19476 if (!found) { 19477 throw new IllegalArgumentException("Component " + comp + " cannot be home on user " 19478 + userId); 19479 } 19480 replacePreferredActivity(getHomeFilter(), IntentFilter.MATCH_CATEGORY_EMPTY, 19481 set, comp, userId); 19482 } 19483 19484 private @Nullable String getSetupWizardPackageName() { 19485 final Intent intent = new Intent(Intent.ACTION_MAIN); 19486 intent.addCategory(Intent.CATEGORY_SETUP_WIZARD); 19487 19488 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 19489 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 19490 | MATCH_DISABLED_COMPONENTS, 19491 UserHandle.myUserId()); 19492 if (matches.size() == 1) { 19493 return matches.get(0).getComponentInfo().packageName; 19494 } else { 19495 Slog.e(TAG, "There should probably be exactly one setup wizard; found " + matches.size() 19496 + ": matches=" + matches); 19497 return null; 19498 } 19499 } 19500 19501 private @Nullable String getStorageManagerPackageName() { 19502 final Intent intent = new Intent(StorageManager.ACTION_MANAGE_STORAGE); 19503 19504 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 19505 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 19506 | MATCH_DISABLED_COMPONENTS, 19507 UserHandle.myUserId()); 19508 if (matches.size() == 1) { 19509 return matches.get(0).getComponentInfo().packageName; 19510 } else { 19511 Slog.e(TAG, "There should probably be exactly one storage manager; found " 19512 + matches.size() + ": matches=" + matches); 19513 return null; 19514 } 19515 } 19516 19517 @Override 19518 public void setApplicationEnabledSetting(String appPackageName, 19519 int newState, int flags, int userId, String callingPackage) { 19520 if (!sUserManager.exists(userId)) return; 19521 if (callingPackage == null) { 19522 callingPackage = Integer.toString(Binder.getCallingUid()); 19523 } 19524 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 19525 } 19526 19527 @Override 19528 public void setUpdateAvailable(String packageName, boolean updateAvailable) { 19529 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 19530 synchronized (mPackages) { 19531 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 19532 if (pkgSetting != null) { 19533 pkgSetting.setUpdateAvailable(updateAvailable); 19534 } 19535 } 19536 } 19537 19538 @Override 19539 public void setComponentEnabledSetting(ComponentName componentName, 19540 int newState, int flags, int userId) { 19541 if (!sUserManager.exists(userId)) return; 19542 setEnabledSetting(componentName.getPackageName(), 19543 componentName.getClassName(), newState, flags, userId, null); 19544 } 19545 19546 private void setEnabledSetting(final String packageName, String className, int newState, 19547 final int flags, int userId, String callingPackage) { 19548 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 19549 || newState == COMPONENT_ENABLED_STATE_ENABLED 19550 || newState == COMPONENT_ENABLED_STATE_DISABLED 19551 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 19552 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 19553 throw new IllegalArgumentException("Invalid new component state: " 19554 + newState); 19555 } 19556 PackageSetting pkgSetting; 19557 final int callingUid = Binder.getCallingUid(); 19558 final int permission; 19559 if (callingUid == Process.SYSTEM_UID) { 19560 permission = PackageManager.PERMISSION_GRANTED; 19561 } else { 19562 permission = mContext.checkCallingOrSelfPermission( 19563 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 19564 } 19565 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 19566 false /* requireFullPermission */, true /* checkShell */, "set enabled"); 19567 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 19568 boolean sendNow = false; 19569 boolean isApp = (className == null); 19570 final boolean isCallerInstantApp = (getInstantAppPackageName(callingUid) != null); 19571 String componentName = isApp ? packageName : className; 19572 int packageUid = -1; 19573 ArrayList<String> components; 19574 19575 // reader 19576 synchronized (mPackages) { 19577 pkgSetting = mSettings.mPackages.get(packageName); 19578 if (pkgSetting == null) { 19579 if (!isCallerInstantApp) { 19580 if (className == null) { 19581 throw new IllegalArgumentException("Unknown package: " + packageName); 19582 } 19583 throw new IllegalArgumentException( 19584 "Unknown component: " + packageName + "/" + className); 19585 } else { 19586 // throw SecurityException to prevent leaking package information 19587 throw new SecurityException( 19588 "Attempt to change component state; " 19589 + "pid=" + Binder.getCallingPid() 19590 + ", uid=" + callingUid 19591 + (className == null 19592 ? ", package=" + packageName 19593 : ", component=" + packageName + "/" + className)); 19594 } 19595 } 19596 } 19597 19598 // Limit who can change which apps 19599 if (!UserHandle.isSameApp(callingUid, pkgSetting.appId)) { 19600 // Don't allow apps that don't have permission to modify other apps 19601 if (!allowedByPermission 19602 || filterAppAccessLPr(pkgSetting, callingUid, userId)) { 19603 throw new SecurityException( 19604 "Attempt to change component state; " 19605 + "pid=" + Binder.getCallingPid() 19606 + ", uid=" + callingUid 19607 + (className == null 19608 ? ", package=" + packageName 19609 : ", component=" + packageName + "/" + className)); 19610 } 19611 // Don't allow changing protected packages. 19612 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 19613 throw new SecurityException("Cannot disable a protected package: " + packageName); 19614 } 19615 } 19616 19617 synchronized (mPackages) { 19618 if (callingUid == Process.SHELL_UID 19619 && (pkgSetting.pkgFlags & ApplicationInfo.FLAG_TEST_ONLY) == 0) { 19620 // Shell can only change whole packages between ENABLED and DISABLED_USER states 19621 // unless it is a test package. 19622 int oldState = pkgSetting.getEnabled(userId); 19623 if (className == null 19624 && 19625 (oldState == COMPONENT_ENABLED_STATE_DISABLED_USER 19626 || oldState == COMPONENT_ENABLED_STATE_DEFAULT 19627 || oldState == COMPONENT_ENABLED_STATE_ENABLED) 19628 && 19629 (newState == COMPONENT_ENABLED_STATE_DISABLED_USER 19630 || newState == COMPONENT_ENABLED_STATE_DEFAULT 19631 || newState == COMPONENT_ENABLED_STATE_ENABLED)) { 19632 // ok 19633 } else { 19634 throw new SecurityException( 19635 "Shell cannot change component state for " + packageName + "/" 19636 + className + " to " + newState); 19637 } 19638 } 19639 } 19640 if (className == null) { 19641 // We're dealing with an application/package level state change 19642 synchronized (mPackages) { 19643 if (pkgSetting.getEnabled(userId) == newState) { 19644 // Nothing to do 19645 return; 19646 } 19647 } 19648 // If we're enabling a system stub, there's a little more work to do. 19649 // Prior to enabling the package, we need to decompress the APK(s) to the 19650 // data partition and then replace the version on the system partition. 19651 final PackageParser.Package deletedPkg = pkgSetting.pkg; 19652 final boolean isSystemStub = deletedPkg.isStub 19653 && deletedPkg.isSystem(); 19654 if (isSystemStub 19655 && (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 19656 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED)) { 19657 final File codePath = decompressPackage(deletedPkg); 19658 if (codePath == null) { 19659 Slog.e(TAG, "couldn't decompress pkg: " + pkgSetting.name); 19660 return; 19661 } 19662 // TODO remove direct parsing of the package object during internal cleanup 19663 // of scan package 19664 // We need to call parse directly here for no other reason than we need 19665 // the new package in order to disable the old one [we use the information 19666 // for some internal optimization to optionally create a new package setting 19667 // object on replace]. However, we can't get the package from the scan 19668 // because the scan modifies live structures and we need to remove the 19669 // old [system] package from the system before a scan can be attempted. 19670 // Once scan is indempotent we can remove this parse and use the package 19671 // object we scanned, prior to adding it to package settings. 19672 final PackageParser pp = new PackageParser(); 19673 pp.setSeparateProcesses(mSeparateProcesses); 19674 pp.setDisplayMetrics(mMetrics); 19675 pp.setCallback(mPackageParserCallback); 19676 final PackageParser.Package tmpPkg; 19677 try { 19678 final int parseFlags = mDefParseFlags 19679 | PackageParser.PARSE_MUST_BE_APK 19680 | PackageParser.PARSE_IS_SYSTEM 19681 | PackageParser.PARSE_IS_SYSTEM_DIR; 19682 tmpPkg = pp.parsePackage(codePath, parseFlags); 19683 } catch (PackageParserException e) { 19684 Slog.w(TAG, "Failed to parse compressed system package:" + pkgSetting.name, e); 19685 return; 19686 } 19687 synchronized (mInstallLock) { 19688 // Disable the stub and remove any package entries 19689 removePackageLI(deletedPkg, true); 19690 synchronized (mPackages) { 19691 disableSystemPackageLPw(deletedPkg, tmpPkg); 19692 } 19693 final PackageParser.Package pkg; 19694 try (PackageFreezer freezer = 19695 freezePackage(deletedPkg.packageName, "setEnabledSetting")) { 19696 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 19697 | PackageParser.PARSE_ENFORCE_CODE; 19698 pkg = scanPackageTracedLI(codePath, parseFlags, 0 /*scanFlags*/, 19699 0 /*currentTime*/, null /*user*/); 19700 prepareAppDataAfterInstallLIF(pkg); 19701 synchronized (mPackages) { 19702 try { 19703 updateSharedLibrariesLPr(pkg, null); 19704 } catch (PackageManagerException e) { 19705 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: ", e); 19706 } 19707 mPermissionManager.updatePermissions( 19708 pkg.packageName, pkg, true, mPackages.values(), 19709 mPermissionCallback); 19710 mSettings.writeLPr(); 19711 } 19712 } catch (PackageManagerException e) { 19713 // Whoops! Something went wrong; try to roll back to the stub 19714 Slog.w(TAG, "Failed to install compressed system package:" 19715 + pkgSetting.name, e); 19716 // Remove the failed install 19717 removeCodePathLI(codePath); 19718 19719 // Install the system package 19720 try (PackageFreezer freezer = 19721 freezePackage(deletedPkg.packageName, "setEnabledSetting")) { 19722 synchronized (mPackages) { 19723 // NOTE: The system package always needs to be enabled; even 19724 // if it's for a compressed stub. If we don't, installing the 19725 // system package fails during scan [scanning checks the disabled 19726 // packages]. We will reverse this later, after we've "installed" 19727 // the stub. 19728 // This leaves us in a fragile state; the stub should never be 19729 // enabled, so, cross your fingers and hope nothing goes wrong 19730 // until we can disable the package later. 19731 enableSystemPackageLPw(deletedPkg); 19732 } 19733 installPackageFromSystemLIF(new File(deletedPkg.codePath), 19734 false /*isPrivileged*/, null /*allUserHandles*/, 19735 null /*origUserHandles*/, null /*origPermissionsState*/, 19736 true /*writeSettings*/); 19737 } catch (PackageManagerException pme) { 19738 Slog.w(TAG, "Failed to restore system package:" 19739 + deletedPkg.packageName, pme); 19740 } finally { 19741 synchronized (mPackages) { 19742 mSettings.disableSystemPackageLPw( 19743 deletedPkg.packageName, true /*replaced*/); 19744 mSettings.writeLPr(); 19745 } 19746 } 19747 return; 19748 } 19749 clearAppDataLIF(pkg, UserHandle.USER_ALL, FLAG_STORAGE_DE 19750 | FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 19751 clearAppProfilesLIF(pkg, UserHandle.USER_ALL); 19752 mDexManager.notifyPackageUpdated(pkg.packageName, 19753 pkg.baseCodePath, pkg.splitCodePaths); 19754 } 19755 } 19756 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 19757 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 19758 // Don't care about who enables an app. 19759 callingPackage = null; 19760 } 19761 synchronized (mPackages) { 19762 pkgSetting.setEnabled(newState, userId, callingPackage); 19763 } 19764 } else { 19765 synchronized (mPackages) { 19766 // We're dealing with a component level state change 19767 // First, verify that this is a valid class name. 19768 PackageParser.Package pkg = pkgSetting.pkg; 19769 if (pkg == null || !pkg.hasComponentClassName(className)) { 19770 if (pkg != null && 19771 pkg.applicationInfo.targetSdkVersion >= 19772 Build.VERSION_CODES.JELLY_BEAN) { 19773 throw new IllegalArgumentException("Component class " + className 19774 + " does not exist in " + packageName); 19775 } else { 19776 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 19777 + className + " does not exist in " + packageName); 19778 } 19779 } 19780 switch (newState) { 19781 case COMPONENT_ENABLED_STATE_ENABLED: 19782 if (!pkgSetting.enableComponentLPw(className, userId)) { 19783 return; 19784 } 19785 break; 19786 case COMPONENT_ENABLED_STATE_DISABLED: 19787 if (!pkgSetting.disableComponentLPw(className, userId)) { 19788 return; 19789 } 19790 break; 19791 case COMPONENT_ENABLED_STATE_DEFAULT: 19792 if (!pkgSetting.restoreComponentLPw(className, userId)) { 19793 return; 19794 } 19795 break; 19796 default: 19797 Slog.e(TAG, "Invalid new component state: " + newState); 19798 return; 19799 } 19800 } 19801 } 19802 synchronized (mPackages) { 19803 scheduleWritePackageRestrictionsLocked(userId); 19804 updateSequenceNumberLP(pkgSetting, new int[] { userId }); 19805 final long callingId = Binder.clearCallingIdentity(); 19806 try { 19807 updateInstantAppInstallerLocked(packageName); 19808 } finally { 19809 Binder.restoreCallingIdentity(callingId); 19810 } 19811 components = mPendingBroadcasts.get(userId, packageName); 19812 final boolean newPackage = components == null; 19813 if (newPackage) { 19814 components = new ArrayList<String>(); 19815 } 19816 if (!components.contains(componentName)) { 19817 components.add(componentName); 19818 } 19819 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 19820 sendNow = true; 19821 // Purge entry from pending broadcast list if another one exists already 19822 // since we are sending one right away. 19823 mPendingBroadcasts.remove(userId, packageName); 19824 } else { 19825 if (newPackage) { 19826 mPendingBroadcasts.put(userId, packageName, components); 19827 } 19828 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 19829 // Schedule a message 19830 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 19831 } 19832 } 19833 } 19834 19835 long callingId = Binder.clearCallingIdentity(); 19836 try { 19837 if (sendNow) { 19838 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 19839 sendPackageChangedBroadcast(packageName, 19840 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 19841 } 19842 } finally { 19843 Binder.restoreCallingIdentity(callingId); 19844 } 19845 } 19846 19847 @Override 19848 public void flushPackageRestrictionsAsUser(int userId) { 19849 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 19850 return; 19851 } 19852 if (!sUserManager.exists(userId)) { 19853 return; 19854 } 19855 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, false /* requireFullPermission*/, 19856 false /* checkShell */, "flushPackageRestrictions"); 19857 synchronized (mPackages) { 19858 mSettings.writePackageRestrictionsLPr(userId); 19859 mDirtyUsers.remove(userId); 19860 if (mDirtyUsers.isEmpty()) { 19861 mHandler.removeMessages(WRITE_PACKAGE_RESTRICTIONS); 19862 } 19863 } 19864 } 19865 19866 private void sendPackageChangedBroadcast(String packageName, 19867 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 19868 if (DEBUG_INSTALL) 19869 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 19870 + componentNames); 19871 Bundle extras = new Bundle(4); 19872 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 19873 String nameList[] = new String[componentNames.size()]; 19874 componentNames.toArray(nameList); 19875 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 19876 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 19877 extras.putInt(Intent.EXTRA_UID, packageUid); 19878 // If this is not reporting a change of the overall package, then only send it 19879 // to registered receivers. We don't want to launch a swath of apps for every 19880 // little component state change. 19881 final int flags = !componentNames.contains(packageName) 19882 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 19883 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 19884 new int[] {UserHandle.getUserId(packageUid)}); 19885 } 19886 19887 @Override 19888 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 19889 if (!sUserManager.exists(userId)) return; 19890 final int callingUid = Binder.getCallingUid(); 19891 if (getInstantAppPackageName(callingUid) != null) { 19892 return; 19893 } 19894 final int permission = mContext.checkCallingOrSelfPermission( 19895 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 19896 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 19897 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 19898 true /* requireFullPermission */, true /* checkShell */, "stop package"); 19899 // writer 19900 synchronized (mPackages) { 19901 final PackageSetting ps = mSettings.mPackages.get(packageName); 19902 if (!filterAppAccessLPr(ps, callingUid, userId) 19903 && mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 19904 allowedByPermission, callingUid, userId)) { 19905 scheduleWritePackageRestrictionsLocked(userId); 19906 } 19907 } 19908 } 19909 19910 @Override 19911 public String getInstallerPackageName(String packageName) { 19912 final int callingUid = Binder.getCallingUid(); 19913 if (getInstantAppPackageName(callingUid) != null) { 19914 return null; 19915 } 19916 // reader 19917 synchronized (mPackages) { 19918 final PackageSetting ps = mSettings.mPackages.get(packageName); 19919 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 19920 return null; 19921 } 19922 return mSettings.getInstallerPackageNameLPr(packageName); 19923 } 19924 } 19925 19926 public boolean isOrphaned(String packageName) { 19927 // reader 19928 synchronized (mPackages) { 19929 return mSettings.isOrphaned(packageName); 19930 } 19931 } 19932 19933 @Override 19934 public int getApplicationEnabledSetting(String packageName, int userId) { 19935 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 19936 int callingUid = Binder.getCallingUid(); 19937 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 19938 false /* requireFullPermission */, false /* checkShell */, "get enabled"); 19939 // reader 19940 synchronized (mPackages) { 19941 if (filterAppAccessLPr(mSettings.getPackageLPr(packageName), callingUid, userId)) { 19942 return COMPONENT_ENABLED_STATE_DISABLED; 19943 } 19944 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 19945 } 19946 } 19947 19948 @Override 19949 public int getComponentEnabledSetting(ComponentName component, int userId) { 19950 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 19951 int callingUid = Binder.getCallingUid(); 19952 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 19953 false /*requireFullPermission*/, false /*checkShell*/, "getComponentEnabled"); 19954 synchronized (mPackages) { 19955 if (filterAppAccessLPr(mSettings.getPackageLPr(component.getPackageName()), callingUid, 19956 component, TYPE_UNKNOWN, userId)) { 19957 return COMPONENT_ENABLED_STATE_DISABLED; 19958 } 19959 return mSettings.getComponentEnabledSettingLPr(component, userId); 19960 } 19961 } 19962 19963 @Override 19964 public void enterSafeMode() { 19965 enforceSystemOrRoot("Only the system can request entering safe mode"); 19966 19967 if (!mSystemReady) { 19968 mSafeMode = true; 19969 } 19970 } 19971 19972 @Override 19973 public void systemReady() { 19974 enforceSystemOrRoot("Only the system can claim the system is ready"); 19975 19976 mSystemReady = true; 19977 final ContentResolver resolver = mContext.getContentResolver(); 19978 ContentObserver co = new ContentObserver(mHandler) { 19979 @Override 19980 public void onChange(boolean selfChange) { 19981 mEphemeralAppsDisabled = 19982 (Global.getInt(resolver, Global.ENABLE_EPHEMERAL_FEATURE, 1) == 0) || 19983 (Secure.getInt(resolver, Secure.INSTANT_APPS_ENABLED, 1) == 0); 19984 } 19985 }; 19986 mContext.getContentResolver().registerContentObserver(android.provider.Settings.Global 19987 .getUriFor(Global.ENABLE_EPHEMERAL_FEATURE), 19988 false, co, UserHandle.USER_SYSTEM); 19989 mContext.getContentResolver().registerContentObserver(android.provider.Settings.Global 19990 .getUriFor(Secure.INSTANT_APPS_ENABLED), false, co, UserHandle.USER_SYSTEM); 19991 co.onChange(true); 19992 19993 // Disable any carrier apps. We do this very early in boot to prevent the apps from being 19994 // disabled after already being started. 19995 CarrierAppUtils.disableCarrierAppsUntilPrivileged(mContext.getOpPackageName(), this, 19996 mContext.getContentResolver(), UserHandle.USER_SYSTEM); 19997 19998 // Read the compatibilty setting when the system is ready. 19999 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 20000 mContext.getContentResolver(), 20001 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 20002 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 20003 if (DEBUG_SETTINGS) { 20004 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 20005 } 20006 20007 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 20008 20009 synchronized (mPackages) { 20010 // Verify that all of the preferred activity components actually 20011 // exist. It is possible for applications to be updated and at 20012 // that point remove a previously declared activity component that 20013 // had been set as a preferred activity. We try to clean this up 20014 // the next time we encounter that preferred activity, but it is 20015 // possible for the user flow to never be able to return to that 20016 // situation so here we do a sanity check to make sure we haven't 20017 // left any junk around. 20018 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 20019 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 20020 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 20021 removed.clear(); 20022 for (PreferredActivity pa : pir.filterSet()) { 20023 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 20024 removed.add(pa); 20025 } 20026 } 20027 if (removed.size() > 0) { 20028 for (int r=0; r<removed.size(); r++) { 20029 PreferredActivity pa = removed.get(r); 20030 Slog.w(TAG, "Removing dangling preferred activity: " 20031 + pa.mPref.mComponent); 20032 pir.removeFilter(pa); 20033 } 20034 mSettings.writePackageRestrictionsLPr( 20035 mSettings.mPreferredActivities.keyAt(i)); 20036 } 20037 } 20038 20039 for (int userId : UserManagerService.getInstance().getUserIds()) { 20040 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 20041 grantPermissionsUserIds = ArrayUtils.appendInt( 20042 grantPermissionsUserIds, userId); 20043 } 20044 } 20045 } 20046 sUserManager.systemReady(); 20047 20048 // If we upgraded grant all default permissions before kicking off. 20049 for (int userId : grantPermissionsUserIds) { 20050 mDefaultPermissionPolicy.grantDefaultPermissions(mPackages.values(), userId); 20051 } 20052 20053 if (grantPermissionsUserIds == EMPTY_INT_ARRAY) { 20054 // If we did not grant default permissions, we preload from this the 20055 // default permission exceptions lazily to ensure we don't hit the 20056 // disk on a new user creation. 20057 mDefaultPermissionPolicy.scheduleReadDefaultPermissionExceptions(); 20058 } 20059 20060 // Now that we've scanned all packages, and granted any default 20061 // permissions, ensure permissions are updated. Beware of dragons if you 20062 // try optimizing this. 20063 synchronized (mPackages) { 20064 mPermissionManager.updateAllPermissions( 20065 StorageManager.UUID_PRIVATE_INTERNAL, false, mPackages.values(), 20066 mPermissionCallback); 20067 } 20068 20069 // Kick off any messages waiting for system ready 20070 if (mPostSystemReadyMessages != null) { 20071 for (Message msg : mPostSystemReadyMessages) { 20072 msg.sendToTarget(); 20073 } 20074 mPostSystemReadyMessages = null; 20075 } 20076 20077 // Watch for external volumes that come and go over time 20078 final StorageManager storage = mContext.getSystemService(StorageManager.class); 20079 storage.registerListener(mStorageListener); 20080 20081 mInstallerService.systemReady(); 20082 mPackageDexOptimizer.systemReady(); 20083 20084 StorageManagerInternal StorageManagerInternal = LocalServices.getService( 20085 StorageManagerInternal.class); 20086 StorageManagerInternal.addExternalStoragePolicy( 20087 new StorageManagerInternal.ExternalStorageMountPolicy() { 20088 @Override 20089 public int getMountMode(int uid, String packageName) { 20090 if (Process.isIsolated(uid)) { 20091 return Zygote.MOUNT_EXTERNAL_NONE; 20092 } 20093 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 20094 return Zygote.MOUNT_EXTERNAL_DEFAULT; 20095 } 20096 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 20097 return Zygote.MOUNT_EXTERNAL_DEFAULT; 20098 } 20099 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 20100 return Zygote.MOUNT_EXTERNAL_READ; 20101 } 20102 return Zygote.MOUNT_EXTERNAL_WRITE; 20103 } 20104 20105 @Override 20106 public boolean hasExternalStorage(int uid, String packageName) { 20107 return true; 20108 } 20109 }); 20110 20111 // Now that we're mostly running, clean up stale users and apps 20112 sUserManager.reconcileUsers(StorageManager.UUID_PRIVATE_INTERNAL); 20113 reconcileApps(StorageManager.UUID_PRIVATE_INTERNAL); 20114 20115 mPermissionManager.systemReady(); 20116 } 20117 20118 public void waitForAppDataPrepared() { 20119 if (mPrepareAppDataFuture == null) { 20120 return; 20121 } 20122 ConcurrentUtils.waitForFutureNoInterrupt(mPrepareAppDataFuture, "wait for prepareAppData"); 20123 mPrepareAppDataFuture = null; 20124 } 20125 20126 @Override 20127 public boolean isSafeMode() { 20128 // allow instant applications 20129 return mSafeMode; 20130 } 20131 20132 @Override 20133 public boolean hasSystemUidErrors() { 20134 // allow instant applications 20135 return mHasSystemUidErrors; 20136 } 20137 20138 static String arrayToString(int[] array) { 20139 StringBuffer buf = new StringBuffer(128); 20140 buf.append('['); 20141 if (array != null) { 20142 for (int i=0; i<array.length; i++) { 20143 if (i > 0) buf.append(", "); 20144 buf.append(array[i]); 20145 } 20146 } 20147 buf.append(']'); 20148 return buf.toString(); 20149 } 20150 20151 @Override 20152 public void onShellCommand(FileDescriptor in, FileDescriptor out, 20153 FileDescriptor err, String[] args, ShellCallback callback, 20154 ResultReceiver resultReceiver) { 20155 (new PackageManagerShellCommand(this)).exec( 20156 this, in, out, err, args, callback, resultReceiver); 20157 } 20158 20159 @Override 20160 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 20161 if (!DumpUtils.checkDumpAndUsageStatsPermission(mContext, TAG, pw)) return; 20162 20163 DumpState dumpState = new DumpState(); 20164 boolean fullPreferred = false; 20165 boolean checkin = false; 20166 20167 String packageName = null; 20168 ArraySet<String> permissionNames = null; 20169 20170 int opti = 0; 20171 while (opti < args.length) { 20172 String opt = args[opti]; 20173 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 20174 break; 20175 } 20176 opti++; 20177 20178 if ("-a".equals(opt)) { 20179 // Right now we only know how to print all. 20180 } else if ("-h".equals(opt)) { 20181 pw.println("Package manager dump options:"); 20182 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 20183 pw.println(" --checkin: dump for a checkin"); 20184 pw.println(" -f: print details of intent filters"); 20185 pw.println(" -h: print this help"); 20186 pw.println(" cmd may be one of:"); 20187 pw.println(" l[ibraries]: list known shared libraries"); 20188 pw.println(" f[eatures]: list device features"); 20189 pw.println(" k[eysets]: print known keysets"); 20190 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 20191 pw.println(" perm[issions]: dump permissions"); 20192 pw.println(" permission [name ...]: dump declaration and use of given permission"); 20193 pw.println(" pref[erred]: print preferred package settings"); 20194 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 20195 pw.println(" prov[iders]: dump content providers"); 20196 pw.println(" p[ackages]: dump installed packages"); 20197 pw.println(" s[hared-users]: dump shared user IDs"); 20198 pw.println(" m[essages]: print collected runtime messages"); 20199 pw.println(" v[erifiers]: print package verifier info"); 20200 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 20201 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 20202 pw.println(" version: print database version info"); 20203 pw.println(" write: write current settings now"); 20204 pw.println(" installs: details about install sessions"); 20205 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 20206 pw.println(" dexopt: dump dexopt state"); 20207 pw.println(" compiler-stats: dump compiler statistics"); 20208 pw.println(" enabled-overlays: dump list of enabled overlay packages"); 20209 pw.println(" <package.name>: info about given package"); 20210 return; 20211 } else if ("--checkin".equals(opt)) { 20212 checkin = true; 20213 } else if ("-f".equals(opt)) { 20214 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 20215 } else if ("--proto".equals(opt)) { 20216 dumpProto(fd); 20217 return; 20218 } else { 20219 pw.println("Unknown argument: " + opt + "; use -h for help"); 20220 } 20221 } 20222 20223 // Is the caller requesting to dump a particular piece of data? 20224 if (opti < args.length) { 20225 String cmd = args[opti]; 20226 opti++; 20227 // Is this a package name? 20228 if ("android".equals(cmd) || cmd.contains(".")) { 20229 packageName = cmd; 20230 // When dumping a single package, we always dump all of its 20231 // filter information since the amount of data will be reasonable. 20232 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 20233 } else if ("check-permission".equals(cmd)) { 20234 if (opti >= args.length) { 20235 pw.println("Error: check-permission missing permission argument"); 20236 return; 20237 } 20238 String perm = args[opti]; 20239 opti++; 20240 if (opti >= args.length) { 20241 pw.println("Error: check-permission missing package argument"); 20242 return; 20243 } 20244 20245 String pkg = args[opti]; 20246 opti++; 20247 int user = UserHandle.getUserId(Binder.getCallingUid()); 20248 if (opti < args.length) { 20249 try { 20250 user = Integer.parseInt(args[opti]); 20251 } catch (NumberFormatException e) { 20252 pw.println("Error: check-permission user argument is not a number: " 20253 + args[opti]); 20254 return; 20255 } 20256 } 20257 20258 // Normalize package name to handle renamed packages and static libs 20259 pkg = resolveInternalPackageNameLPr(pkg, PackageManager.VERSION_CODE_HIGHEST); 20260 20261 pw.println(checkPermission(perm, pkg, user)); 20262 return; 20263 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 20264 dumpState.setDump(DumpState.DUMP_LIBS); 20265 } else if ("f".equals(cmd) || "features".equals(cmd)) { 20266 dumpState.setDump(DumpState.DUMP_FEATURES); 20267 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 20268 if (opti >= args.length) { 20269 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 20270 | DumpState.DUMP_SERVICE_RESOLVERS 20271 | DumpState.DUMP_RECEIVER_RESOLVERS 20272 | DumpState.DUMP_CONTENT_RESOLVERS); 20273 } else { 20274 while (opti < args.length) { 20275 String name = args[opti]; 20276 if ("a".equals(name) || "activity".equals(name)) { 20277 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 20278 } else if ("s".equals(name) || "service".equals(name)) { 20279 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 20280 } else if ("r".equals(name) || "receiver".equals(name)) { 20281 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 20282 } else if ("c".equals(name) || "content".equals(name)) { 20283 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 20284 } else { 20285 pw.println("Error: unknown resolver table type: " + name); 20286 return; 20287 } 20288 opti++; 20289 } 20290 } 20291 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 20292 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 20293 } else if ("permission".equals(cmd)) { 20294 if (opti >= args.length) { 20295 pw.println("Error: permission requires permission name"); 20296 return; 20297 } 20298 permissionNames = new ArraySet<>(); 20299 while (opti < args.length) { 20300 permissionNames.add(args[opti]); 20301 opti++; 20302 } 20303 dumpState.setDump(DumpState.DUMP_PERMISSIONS 20304 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 20305 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 20306 dumpState.setDump(DumpState.DUMP_PREFERRED); 20307 } else if ("preferred-xml".equals(cmd)) { 20308 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 20309 if (opti < args.length && "--full".equals(args[opti])) { 20310 fullPreferred = true; 20311 opti++; 20312 } 20313 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 20314 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 20315 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 20316 dumpState.setDump(DumpState.DUMP_PACKAGES); 20317 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 20318 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 20319 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 20320 dumpState.setDump(DumpState.DUMP_PROVIDERS); 20321 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 20322 dumpState.setDump(DumpState.DUMP_MESSAGES); 20323 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 20324 dumpState.setDump(DumpState.DUMP_VERIFIERS); 20325 } else if ("i".equals(cmd) || "ifv".equals(cmd) 20326 || "intent-filter-verifiers".equals(cmd)) { 20327 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 20328 } else if ("version".equals(cmd)) { 20329 dumpState.setDump(DumpState.DUMP_VERSION); 20330 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 20331 dumpState.setDump(DumpState.DUMP_KEYSETS); 20332 } else if ("installs".equals(cmd)) { 20333 dumpState.setDump(DumpState.DUMP_INSTALLS); 20334 } else if ("frozen".equals(cmd)) { 20335 dumpState.setDump(DumpState.DUMP_FROZEN); 20336 } else if ("volumes".equals(cmd)) { 20337 dumpState.setDump(DumpState.DUMP_VOLUMES); 20338 } else if ("dexopt".equals(cmd)) { 20339 dumpState.setDump(DumpState.DUMP_DEXOPT); 20340 } else if ("compiler-stats".equals(cmd)) { 20341 dumpState.setDump(DumpState.DUMP_COMPILER_STATS); 20342 } else if ("changes".equals(cmd)) { 20343 dumpState.setDump(DumpState.DUMP_CHANGES); 20344 } else if ("write".equals(cmd)) { 20345 synchronized (mPackages) { 20346 mSettings.writeLPr(); 20347 pw.println("Settings written."); 20348 return; 20349 } 20350 } 20351 } 20352 20353 if (checkin) { 20354 pw.println("vers,1"); 20355 } 20356 20357 // reader 20358 synchronized (mPackages) { 20359 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 20360 if (!checkin) { 20361 if (dumpState.onTitlePrinted()) 20362 pw.println(); 20363 pw.println("Database versions:"); 20364 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 20365 } 20366 } 20367 20368 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 20369 if (!checkin) { 20370 if (dumpState.onTitlePrinted()) 20371 pw.println(); 20372 pw.println("Verifiers:"); 20373 pw.print(" Required: "); 20374 pw.print(mRequiredVerifierPackage); 20375 pw.print(" (uid="); 20376 pw.print(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 20377 UserHandle.USER_SYSTEM)); 20378 pw.println(")"); 20379 } else if (mRequiredVerifierPackage != null) { 20380 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 20381 pw.print(","); 20382 pw.println(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 20383 UserHandle.USER_SYSTEM)); 20384 } 20385 } 20386 20387 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 20388 packageName == null) { 20389 if (mIntentFilterVerifierComponent != null) { 20390 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 20391 if (!checkin) { 20392 if (dumpState.onTitlePrinted()) 20393 pw.println(); 20394 pw.println("Intent Filter Verifier:"); 20395 pw.print(" Using: "); 20396 pw.print(verifierPackageName); 20397 pw.print(" (uid="); 20398 pw.print(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 20399 UserHandle.USER_SYSTEM)); 20400 pw.println(")"); 20401 } else if (verifierPackageName != null) { 20402 pw.print("ifv,"); pw.print(verifierPackageName); 20403 pw.print(","); 20404 pw.println(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 20405 UserHandle.USER_SYSTEM)); 20406 } 20407 } else { 20408 pw.println(); 20409 pw.println("No Intent Filter Verifier available!"); 20410 } 20411 } 20412 20413 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 20414 boolean printedHeader = false; 20415 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 20416 while (it.hasNext()) { 20417 String libName = it.next(); 20418 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(libName); 20419 if (versionedLib == null) { 20420 continue; 20421 } 20422 final int versionCount = versionedLib.size(); 20423 for (int i = 0; i < versionCount; i++) { 20424 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 20425 if (!checkin) { 20426 if (!printedHeader) { 20427 if (dumpState.onTitlePrinted()) 20428 pw.println(); 20429 pw.println("Libraries:"); 20430 printedHeader = true; 20431 } 20432 pw.print(" "); 20433 } else { 20434 pw.print("lib,"); 20435 } 20436 pw.print(libEntry.info.getName()); 20437 if (libEntry.info.isStatic()) { 20438 pw.print(" version=" + libEntry.info.getVersion()); 20439 } 20440 if (!checkin) { 20441 pw.print(" -> "); 20442 } 20443 if (libEntry.path != null) { 20444 pw.print(" (jar) "); 20445 pw.print(libEntry.path); 20446 } else { 20447 pw.print(" (apk) "); 20448 pw.print(libEntry.apk); 20449 } 20450 pw.println(); 20451 } 20452 } 20453 } 20454 20455 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 20456 if (dumpState.onTitlePrinted()) 20457 pw.println(); 20458 if (!checkin) { 20459 pw.println("Features:"); 20460 } 20461 20462 synchronized (mAvailableFeatures) { 20463 for (FeatureInfo feat : mAvailableFeatures.values()) { 20464 if (checkin) { 20465 pw.print("feat,"); 20466 pw.print(feat.name); 20467 pw.print(","); 20468 pw.println(feat.version); 20469 } else { 20470 pw.print(" "); 20471 pw.print(feat.name); 20472 if (feat.version > 0) { 20473 pw.print(" version="); 20474 pw.print(feat.version); 20475 } 20476 pw.println(); 20477 } 20478 } 20479 } 20480 } 20481 20482 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 20483 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 20484 : "Activity Resolver Table:", " ", packageName, 20485 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20486 dumpState.setTitlePrinted(true); 20487 } 20488 } 20489 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 20490 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 20491 : "Receiver Resolver Table:", " ", packageName, 20492 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20493 dumpState.setTitlePrinted(true); 20494 } 20495 } 20496 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 20497 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 20498 : "Service Resolver Table:", " ", packageName, 20499 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20500 dumpState.setTitlePrinted(true); 20501 } 20502 } 20503 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 20504 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 20505 : "Provider Resolver Table:", " ", packageName, 20506 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20507 dumpState.setTitlePrinted(true); 20508 } 20509 } 20510 20511 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 20512 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 20513 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 20514 int user = mSettings.mPreferredActivities.keyAt(i); 20515 if (pir.dump(pw, 20516 dumpState.getTitlePrinted() 20517 ? "\nPreferred Activities User " + user + ":" 20518 : "Preferred Activities User " + user + ":", " ", 20519 packageName, true, false)) { 20520 dumpState.setTitlePrinted(true); 20521 } 20522 } 20523 } 20524 20525 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 20526 pw.flush(); 20527 FileOutputStream fout = new FileOutputStream(fd); 20528 BufferedOutputStream str = new BufferedOutputStream(fout); 20529 XmlSerializer serializer = new FastXmlSerializer(); 20530 try { 20531 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 20532 serializer.startDocument(null, true); 20533 serializer.setFeature( 20534 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 20535 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 20536 serializer.endDocument(); 20537 serializer.flush(); 20538 } catch (IllegalArgumentException e) { 20539 pw.println("Failed writing: " + e); 20540 } catch (IllegalStateException e) { 20541 pw.println("Failed writing: " + e); 20542 } catch (IOException e) { 20543 pw.println("Failed writing: " + e); 20544 } 20545 } 20546 20547 if (!checkin 20548 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 20549 && packageName == null) { 20550 pw.println(); 20551 int count = mSettings.mPackages.size(); 20552 if (count == 0) { 20553 pw.println("No applications!"); 20554 pw.println(); 20555 } else { 20556 final String prefix = " "; 20557 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 20558 if (allPackageSettings.size() == 0) { 20559 pw.println("No domain preferred apps!"); 20560 pw.println(); 20561 } else { 20562 pw.println("App verification status:"); 20563 pw.println(); 20564 count = 0; 20565 for (PackageSetting ps : allPackageSettings) { 20566 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 20567 if (ivi == null || ivi.getPackageName() == null) continue; 20568 pw.println(prefix + "Package: " + ivi.getPackageName()); 20569 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 20570 pw.println(prefix + "Status: " + ivi.getStatusString()); 20571 pw.println(); 20572 count++; 20573 } 20574 if (count == 0) { 20575 pw.println(prefix + "No app verification established."); 20576 pw.println(); 20577 } 20578 for (int userId : sUserManager.getUserIds()) { 20579 pw.println("App linkages for user " + userId + ":"); 20580 pw.println(); 20581 count = 0; 20582 for (PackageSetting ps : allPackageSettings) { 20583 final long status = ps.getDomainVerificationStatusForUser(userId); 20584 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 20585 && !DEBUG_DOMAIN_VERIFICATION) { 20586 continue; 20587 } 20588 pw.println(prefix + "Package: " + ps.name); 20589 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 20590 String statusStr = IntentFilterVerificationInfo. 20591 getStatusStringFromValue(status); 20592 pw.println(prefix + "Status: " + statusStr); 20593 pw.println(); 20594 count++; 20595 } 20596 if (count == 0) { 20597 pw.println(prefix + "No configured app linkages."); 20598 pw.println(); 20599 } 20600 } 20601 } 20602 } 20603 } 20604 20605 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 20606 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 20607 } 20608 20609 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 20610 boolean printedSomething = false; 20611 for (PackageParser.Provider p : mProviders.mProviders.values()) { 20612 if (packageName != null && !packageName.equals(p.info.packageName)) { 20613 continue; 20614 } 20615 if (!printedSomething) { 20616 if (dumpState.onTitlePrinted()) 20617 pw.println(); 20618 pw.println("Registered ContentProviders:"); 20619 printedSomething = true; 20620 } 20621 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 20622 pw.print(" "); pw.println(p.toString()); 20623 } 20624 printedSomething = false; 20625 for (Map.Entry<String, PackageParser.Provider> entry : 20626 mProvidersByAuthority.entrySet()) { 20627 PackageParser.Provider p = entry.getValue(); 20628 if (packageName != null && !packageName.equals(p.info.packageName)) { 20629 continue; 20630 } 20631 if (!printedSomething) { 20632 if (dumpState.onTitlePrinted()) 20633 pw.println(); 20634 pw.println("ContentProvider Authorities:"); 20635 printedSomething = true; 20636 } 20637 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 20638 pw.print(" "); pw.println(p.toString()); 20639 if (p.info != null && p.info.applicationInfo != null) { 20640 final String appInfo = p.info.applicationInfo.toString(); 20641 pw.print(" applicationInfo="); pw.println(appInfo); 20642 } 20643 } 20644 } 20645 20646 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 20647 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 20648 } 20649 20650 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 20651 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 20652 } 20653 20654 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 20655 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 20656 } 20657 20658 if (dumpState.isDumping(DumpState.DUMP_CHANGES)) { 20659 if (dumpState.onTitlePrinted()) pw.println(); 20660 pw.println("Package Changes:"); 20661 pw.print(" Sequence number="); pw.println(mChangedPackagesSequenceNumber); 20662 final int K = mChangedPackages.size(); 20663 for (int i = 0; i < K; i++) { 20664 final SparseArray<String> changes = mChangedPackages.valueAt(i); 20665 pw.print(" User "); pw.print(mChangedPackages.keyAt(i)); pw.println(":"); 20666 final int N = changes.size(); 20667 if (N == 0) { 20668 pw.print(" "); pw.println("No packages changed"); 20669 } else { 20670 for (int j = 0; j < N; j++) { 20671 final String pkgName = changes.valueAt(j); 20672 final int sequenceNumber = changes.keyAt(j); 20673 pw.print(" "); 20674 pw.print("seq="); 20675 pw.print(sequenceNumber); 20676 pw.print(", package="); 20677 pw.println(pkgName); 20678 } 20679 } 20680 } 20681 } 20682 20683 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS) && packageName == null) { 20684 mSettings.dumpRestoredPermissionGrantsLPr(pw, dumpState); 20685 } 20686 20687 if (!checkin && dumpState.isDumping(DumpState.DUMP_FROZEN) && packageName == null) { 20688 // XXX should handle packageName != null by dumping only install data that 20689 // the given package is involved with. 20690 if (dumpState.onTitlePrinted()) pw.println(); 20691 20692 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 20693 ipw.println(); 20694 ipw.println("Frozen packages:"); 20695 ipw.increaseIndent(); 20696 if (mFrozenPackages.size() == 0) { 20697 ipw.println("(none)"); 20698 } else { 20699 for (int i = 0; i < mFrozenPackages.size(); i++) { 20700 ipw.println(mFrozenPackages.valueAt(i)); 20701 } 20702 } 20703 ipw.decreaseIndent(); 20704 } 20705 20706 if (!checkin && dumpState.isDumping(DumpState.DUMP_VOLUMES) && packageName == null) { 20707 if (dumpState.onTitlePrinted()) pw.println(); 20708 20709 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 20710 ipw.println(); 20711 ipw.println("Loaded volumes:"); 20712 ipw.increaseIndent(); 20713 if (mLoadedVolumes.size() == 0) { 20714 ipw.println("(none)"); 20715 } else { 20716 for (int i = 0; i < mLoadedVolumes.size(); i++) { 20717 ipw.println(mLoadedVolumes.valueAt(i)); 20718 } 20719 } 20720 ipw.decreaseIndent(); 20721 } 20722 20723 if (!checkin && dumpState.isDumping(DumpState.DUMP_DEXOPT)) { 20724 if (dumpState.onTitlePrinted()) pw.println(); 20725 dumpDexoptStateLPr(pw, packageName); 20726 } 20727 20728 if (!checkin && dumpState.isDumping(DumpState.DUMP_COMPILER_STATS)) { 20729 if (dumpState.onTitlePrinted()) pw.println(); 20730 dumpCompilerStatsLPr(pw, packageName); 20731 } 20732 20733 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 20734 if (dumpState.onTitlePrinted()) pw.println(); 20735 mSettings.dumpReadMessagesLPr(pw, dumpState); 20736 20737 pw.println(); 20738 pw.println("Package warning messages:"); 20739 dumpCriticalInfo(pw, null); 20740 } 20741 20742 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 20743 dumpCriticalInfo(pw, "msg,"); 20744 } 20745 } 20746 20747 // PackageInstaller should be called outside of mPackages lock 20748 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 20749 // XXX should handle packageName != null by dumping only install data that 20750 // the given package is involved with. 20751 if (dumpState.onTitlePrinted()) pw.println(); 20752 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 20753 } 20754 } 20755 20756 private void dumpProto(FileDescriptor fd) { 20757 final ProtoOutputStream proto = new ProtoOutputStream(fd); 20758 20759 synchronized (mPackages) { 20760 final long requiredVerifierPackageToken = 20761 proto.start(PackageServiceDumpProto.REQUIRED_VERIFIER_PACKAGE); 20762 proto.write(PackageServiceDumpProto.PackageShortProto.NAME, mRequiredVerifierPackage); 20763 proto.write( 20764 PackageServiceDumpProto.PackageShortProto.UID, 20765 getPackageUid( 20766 mRequiredVerifierPackage, 20767 MATCH_DEBUG_TRIAGED_MISSING, 20768 UserHandle.USER_SYSTEM)); 20769 proto.end(requiredVerifierPackageToken); 20770 20771 if (mIntentFilterVerifierComponent != null) { 20772 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 20773 final long verifierPackageToken = 20774 proto.start(PackageServiceDumpProto.VERIFIER_PACKAGE); 20775 proto.write(PackageServiceDumpProto.PackageShortProto.NAME, verifierPackageName); 20776 proto.write( 20777 PackageServiceDumpProto.PackageShortProto.UID, 20778 getPackageUid( 20779 verifierPackageName, 20780 MATCH_DEBUG_TRIAGED_MISSING, 20781 UserHandle.USER_SYSTEM)); 20782 proto.end(verifierPackageToken); 20783 } 20784 20785 dumpSharedLibrariesProto(proto); 20786 dumpFeaturesProto(proto); 20787 mSettings.dumpPackagesProto(proto); 20788 mSettings.dumpSharedUsersProto(proto); 20789 dumpCriticalInfo(proto); 20790 } 20791 proto.flush(); 20792 } 20793 20794 private void dumpFeaturesProto(ProtoOutputStream proto) { 20795 synchronized (mAvailableFeatures) { 20796 final int count = mAvailableFeatures.size(); 20797 for (int i = 0; i < count; i++) { 20798 mAvailableFeatures.valueAt(i).writeToProto(proto, PackageServiceDumpProto.FEATURES); 20799 } 20800 } 20801 } 20802 20803 private void dumpSharedLibrariesProto(ProtoOutputStream proto) { 20804 final int count = mSharedLibraries.size(); 20805 for (int i = 0; i < count; i++) { 20806 final String libName = mSharedLibraries.keyAt(i); 20807 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(libName); 20808 if (versionedLib == null) { 20809 continue; 20810 } 20811 final int versionCount = versionedLib.size(); 20812 for (int j = 0; j < versionCount; j++) { 20813 final SharedLibraryEntry libEntry = versionedLib.valueAt(j); 20814 final long sharedLibraryToken = 20815 proto.start(PackageServiceDumpProto.SHARED_LIBRARIES); 20816 proto.write(PackageServiceDumpProto.SharedLibraryProto.NAME, libEntry.info.getName()); 20817 final boolean isJar = (libEntry.path != null); 20818 proto.write(PackageServiceDumpProto.SharedLibraryProto.IS_JAR, isJar); 20819 if (isJar) { 20820 proto.write(PackageServiceDumpProto.SharedLibraryProto.PATH, libEntry.path); 20821 } else { 20822 proto.write(PackageServiceDumpProto.SharedLibraryProto.APK, libEntry.apk); 20823 } 20824 proto.end(sharedLibraryToken); 20825 } 20826 } 20827 } 20828 20829 private void dumpDexoptStateLPr(PrintWriter pw, String packageName) { 20830 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " "); 20831 ipw.println(); 20832 ipw.println("Dexopt state:"); 20833 ipw.increaseIndent(); 20834 Collection<PackageParser.Package> packages = null; 20835 if (packageName != null) { 20836 PackageParser.Package targetPackage = mPackages.get(packageName); 20837 if (targetPackage != null) { 20838 packages = Collections.singletonList(targetPackage); 20839 } else { 20840 ipw.println("Unable to find package: " + packageName); 20841 return; 20842 } 20843 } else { 20844 packages = mPackages.values(); 20845 } 20846 20847 for (PackageParser.Package pkg : packages) { 20848 ipw.println("[" + pkg.packageName + "]"); 20849 ipw.increaseIndent(); 20850 mPackageDexOptimizer.dumpDexoptState(ipw, pkg, 20851 mDexManager.getPackageUseInfoOrDefault(pkg.packageName)); 20852 ipw.decreaseIndent(); 20853 } 20854 } 20855 20856 private void dumpCompilerStatsLPr(PrintWriter pw, String packageName) { 20857 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " "); 20858 ipw.println(); 20859 ipw.println("Compiler stats:"); 20860 ipw.increaseIndent(); 20861 Collection<PackageParser.Package> packages = null; 20862 if (packageName != null) { 20863 PackageParser.Package targetPackage = mPackages.get(packageName); 20864 if (targetPackage != null) { 20865 packages = Collections.singletonList(targetPackage); 20866 } else { 20867 ipw.println("Unable to find package: " + packageName); 20868 return; 20869 } 20870 } else { 20871 packages = mPackages.values(); 20872 } 20873 20874 for (PackageParser.Package pkg : packages) { 20875 ipw.println("[" + pkg.packageName + "]"); 20876 ipw.increaseIndent(); 20877 20878 CompilerStats.PackageStats stats = getCompilerPackageStats(pkg.packageName); 20879 if (stats == null) { 20880 ipw.println("(No recorded stats)"); 20881 } else { 20882 stats.dump(ipw); 20883 } 20884 ipw.decreaseIndent(); 20885 } 20886 } 20887 20888 private String dumpDomainString(String packageName) { 20889 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName) 20890 .getList(); 20891 List<IntentFilter> filters = getAllIntentFilters(packageName).getList(); 20892 20893 ArraySet<String> result = new ArraySet<>(); 20894 if (iviList.size() > 0) { 20895 for (IntentFilterVerificationInfo ivi : iviList) { 20896 for (String host : ivi.getDomains()) { 20897 result.add(host); 20898 } 20899 } 20900 } 20901 if (filters != null && filters.size() > 0) { 20902 for (IntentFilter filter : filters) { 20903 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 20904 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 20905 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 20906 result.addAll(filter.getHostsList()); 20907 } 20908 } 20909 } 20910 20911 StringBuilder sb = new StringBuilder(result.size() * 16); 20912 for (String domain : result) { 20913 if (sb.length() > 0) sb.append(" "); 20914 sb.append(domain); 20915 } 20916 return sb.toString(); 20917 } 20918 20919 // ------- apps on sdcard specific code ------- 20920 static final boolean DEBUG_SD_INSTALL = false; 20921 20922 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 20923 20924 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 20925 20926 private boolean mMediaMounted = false; 20927 20928 static String getEncryptKey() { 20929 try { 20930 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 20931 SD_ENCRYPTION_KEYSTORE_NAME); 20932 if (sdEncKey == null) { 20933 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 20934 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 20935 if (sdEncKey == null) { 20936 Slog.e(TAG, "Failed to create encryption keys"); 20937 return null; 20938 } 20939 } 20940 return sdEncKey; 20941 } catch (NoSuchAlgorithmException nsae) { 20942 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 20943 return null; 20944 } catch (IOException ioe) { 20945 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 20946 return null; 20947 } 20948 } 20949 20950 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 20951 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 20952 final int size = infos.size(); 20953 final String[] packageNames = new String[size]; 20954 final int[] packageUids = new int[size]; 20955 for (int i = 0; i < size; i++) { 20956 final ApplicationInfo info = infos.get(i); 20957 packageNames[i] = info.packageName; 20958 packageUids[i] = info.uid; 20959 } 20960 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 20961 finishedReceiver); 20962 } 20963 20964 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 20965 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 20966 sendResourcesChangedBroadcast(mediaStatus, replacing, 20967 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 20968 } 20969 20970 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 20971 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 20972 int size = pkgList.length; 20973 if (size > 0) { 20974 // Send broadcasts here 20975 Bundle extras = new Bundle(); 20976 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 20977 if (uidArr != null) { 20978 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 20979 } 20980 if (replacing) { 20981 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 20982 } 20983 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 20984 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 20985 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null); 20986 } 20987 } 20988 20989 private void loadPrivatePackages(final VolumeInfo vol) { 20990 mHandler.post(new Runnable() { 20991 @Override 20992 public void run() { 20993 loadPrivatePackagesInner(vol); 20994 } 20995 }); 20996 } 20997 20998 private void loadPrivatePackagesInner(VolumeInfo vol) { 20999 final String volumeUuid = vol.fsUuid; 21000 if (TextUtils.isEmpty(volumeUuid)) { 21001 Slog.e(TAG, "Loading internal storage is probably a mistake; ignoring"); 21002 return; 21003 } 21004 21005 final ArrayList<PackageFreezer> freezers = new ArrayList<>(); 21006 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 21007 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 21008 21009 final VersionInfo ver; 21010 final List<PackageSetting> packages; 21011 synchronized (mPackages) { 21012 ver = mSettings.findOrCreateVersion(volumeUuid); 21013 packages = mSettings.getVolumePackagesLPr(volumeUuid); 21014 } 21015 21016 for (PackageSetting ps : packages) { 21017 freezers.add(freezePackage(ps.name, "loadPrivatePackagesInner")); 21018 synchronized (mInstallLock) { 21019 final PackageParser.Package pkg; 21020 try { 21021 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 21022 loaded.add(pkg.applicationInfo); 21023 21024 } catch (PackageManagerException e) { 21025 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 21026 } 21027 21028 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 21029 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 21030 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 21031 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 21032 } 21033 } 21034 } 21035 21036 // Reconcile app data for all started/unlocked users 21037 final StorageManager sm = mContext.getSystemService(StorageManager.class); 21038 final UserManager um = mContext.getSystemService(UserManager.class); 21039 UserManagerInternal umInternal = getUserManagerInternal(); 21040 for (UserInfo user : um.getUsers()) { 21041 final int flags; 21042 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 21043 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 21044 } else if (umInternal.isUserRunning(user.id)) { 21045 flags = StorageManager.FLAG_STORAGE_DE; 21046 } else { 21047 continue; 21048 } 21049 21050 try { 21051 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, flags); 21052 synchronized (mInstallLock) { 21053 reconcileAppsDataLI(volumeUuid, user.id, flags, true /* migrateAppData */); 21054 } 21055 } catch (IllegalStateException e) { 21056 // Device was probably ejected, and we'll process that event momentarily 21057 Slog.w(TAG, "Failed to prepare storage: " + e); 21058 } 21059 } 21060 21061 synchronized (mPackages) { 21062 final boolean sdkUpdated = (ver.sdkVersion != mSdkVersion); 21063 if (sdkUpdated) { 21064 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 21065 + mSdkVersion + "; regranting permissions for " + volumeUuid); 21066 } 21067 mPermissionManager.updateAllPermissions(volumeUuid, sdkUpdated, mPackages.values(), 21068 mPermissionCallback); 21069 21070 // Yay, everything is now upgraded 21071 ver.forceCurrent(); 21072 21073 mSettings.writeLPr(); 21074 } 21075 21076 for (PackageFreezer freezer : freezers) { 21077 freezer.close(); 21078 } 21079 21080 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 21081 sendResourcesChangedBroadcast(true, false, loaded, null); 21082 mLoadedVolumes.add(vol.getId()); 21083 } 21084 21085 private void unloadPrivatePackages(final VolumeInfo vol) { 21086 mHandler.post(new Runnable() { 21087 @Override 21088 public void run() { 21089 unloadPrivatePackagesInner(vol); 21090 } 21091 }); 21092 } 21093 21094 private void unloadPrivatePackagesInner(VolumeInfo vol) { 21095 final String volumeUuid = vol.fsUuid; 21096 if (TextUtils.isEmpty(volumeUuid)) { 21097 Slog.e(TAG, "Unloading internal storage is probably a mistake; ignoring"); 21098 return; 21099 } 21100 21101 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 21102 synchronized (mInstallLock) { 21103 synchronized (mPackages) { 21104 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(volumeUuid); 21105 for (PackageSetting ps : packages) { 21106 if (ps.pkg == null) continue; 21107 21108 final ApplicationInfo info = ps.pkg.applicationInfo; 21109 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 21110 final PackageRemovedInfo outInfo = new PackageRemovedInfo(this); 21111 21112 try (PackageFreezer freezer = freezePackageForDelete(ps.name, deleteFlags, 21113 "unloadPrivatePackagesInner")) { 21114 if (deletePackageLIF(ps.name, null, false, null, deleteFlags, outInfo, 21115 false, null)) { 21116 unloaded.add(info); 21117 } else { 21118 Slog.w(TAG, "Failed to unload " + ps.codePath); 21119 } 21120 } 21121 21122 // Try very hard to release any references to this package 21123 // so we don't risk the system server being killed due to 21124 // open FDs 21125 AttributeCache.instance().removePackage(ps.name); 21126 } 21127 21128 mSettings.writeLPr(); 21129 } 21130 } 21131 21132 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 21133 sendResourcesChangedBroadcast(false, false, unloaded, null); 21134 mLoadedVolumes.remove(vol.getId()); 21135 21136 // Try very hard to release any references to this path so we don't risk 21137 // the system server being killed due to open FDs 21138 ResourcesManager.getInstance().invalidatePath(vol.getPath().getAbsolutePath()); 21139 21140 for (int i = 0; i < 3; i++) { 21141 System.gc(); 21142 System.runFinalization(); 21143 } 21144 } 21145 21146 private void assertPackageKnown(String volumeUuid, String packageName) 21147 throws PackageManagerException { 21148 synchronized (mPackages) { 21149 // Normalize package name to handle renamed packages 21150 packageName = normalizePackageNameLPr(packageName); 21151 21152 final PackageSetting ps = mSettings.mPackages.get(packageName); 21153 if (ps == null) { 21154 throw new PackageManagerException("Package " + packageName + " is unknown"); 21155 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 21156 throw new PackageManagerException( 21157 "Package " + packageName + " found on unknown volume " + volumeUuid 21158 + "; expected volume " + ps.volumeUuid); 21159 } 21160 } 21161 } 21162 21163 private void assertPackageKnownAndInstalled(String volumeUuid, String packageName, int userId) 21164 throws PackageManagerException { 21165 synchronized (mPackages) { 21166 // Normalize package name to handle renamed packages 21167 packageName = normalizePackageNameLPr(packageName); 21168 21169 final PackageSetting ps = mSettings.mPackages.get(packageName); 21170 if (ps == null) { 21171 throw new PackageManagerException("Package " + packageName + " is unknown"); 21172 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 21173 throw new PackageManagerException( 21174 "Package " + packageName + " found on unknown volume " + volumeUuid 21175 + "; expected volume " + ps.volumeUuid); 21176 } else if (!ps.getInstalled(userId)) { 21177 throw new PackageManagerException( 21178 "Package " + packageName + " not installed for user " + userId); 21179 } 21180 } 21181 } 21182 21183 private List<String> collectAbsoluteCodePaths() { 21184 synchronized (mPackages) { 21185 List<String> codePaths = new ArrayList<>(); 21186 final int packageCount = mSettings.mPackages.size(); 21187 for (int i = 0; i < packageCount; i++) { 21188 final PackageSetting ps = mSettings.mPackages.valueAt(i); 21189 codePaths.add(ps.codePath.getAbsolutePath()); 21190 } 21191 return codePaths; 21192 } 21193 } 21194 21195 /** 21196 * Examine all apps present on given mounted volume, and destroy apps that 21197 * aren't expected, either due to uninstallation or reinstallation on 21198 * another volume. 21199 */ 21200 private void reconcileApps(String volumeUuid) { 21201 List<String> absoluteCodePaths = collectAbsoluteCodePaths(); 21202 List<File> filesToDelete = null; 21203 21204 final File[] files = FileUtils.listFilesOrEmpty( 21205 Environment.getDataAppDirectory(volumeUuid)); 21206 for (File file : files) { 21207 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 21208 && !PackageInstallerService.isStageName(file.getName()); 21209 if (!isPackage) { 21210 // Ignore entries which are not packages 21211 continue; 21212 } 21213 21214 String absolutePath = file.getAbsolutePath(); 21215 21216 boolean pathValid = false; 21217 final int absoluteCodePathCount = absoluteCodePaths.size(); 21218 for (int i = 0; i < absoluteCodePathCount; i++) { 21219 String absoluteCodePath = absoluteCodePaths.get(i); 21220 if (absolutePath.startsWith(absoluteCodePath)) { 21221 pathValid = true; 21222 break; 21223 } 21224 } 21225 21226 if (!pathValid) { 21227 if (filesToDelete == null) { 21228 filesToDelete = new ArrayList<>(); 21229 } 21230 filesToDelete.add(file); 21231 } 21232 } 21233 21234 if (filesToDelete != null) { 21235 final int fileToDeleteCount = filesToDelete.size(); 21236 for (int i = 0; i < fileToDeleteCount; i++) { 21237 File fileToDelete = filesToDelete.get(i); 21238 logCriticalInfo(Log.WARN, "Destroying orphaned" + fileToDelete); 21239 synchronized (mInstallLock) { 21240 removeCodePathLI(fileToDelete); 21241 } 21242 } 21243 } 21244 } 21245 21246 /** 21247 * Reconcile all app data for the given user. 21248 * <p> 21249 * Verifies that directories exist and that ownership and labeling is 21250 * correct for all installed apps on all mounted volumes. 21251 */ 21252 void reconcileAppsData(int userId, int flags, boolean migrateAppsData) { 21253 final StorageManager storage = mContext.getSystemService(StorageManager.class); 21254 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 21255 final String volumeUuid = vol.getFsUuid(); 21256 synchronized (mInstallLock) { 21257 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppsData); 21258 } 21259 } 21260 } 21261 21262 private void reconcileAppsDataLI(String volumeUuid, int userId, int flags, 21263 boolean migrateAppData) { 21264 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppData, false /* onlyCoreApps */); 21265 } 21266 21267 /** 21268 * Reconcile all app data on given mounted volume. 21269 * <p> 21270 * Destroys app data that isn't expected, either due to uninstallation or 21271 * reinstallation on another volume. 21272 * <p> 21273 * Verifies that directories exist and that ownership and labeling is 21274 * correct for all installed apps. 21275 * @returns list of skipped non-core packages (if {@code onlyCoreApps} is true) 21276 */ 21277 private List<String> reconcileAppsDataLI(String volumeUuid, int userId, int flags, 21278 boolean migrateAppData, boolean onlyCoreApps) { 21279 Slog.v(TAG, "reconcileAppsData for " + volumeUuid + " u" + userId + " 0x" 21280 + Integer.toHexString(flags) + " migrateAppData=" + migrateAppData); 21281 List<String> result = onlyCoreApps ? new ArrayList<>() : null; 21282 21283 final File ceDir = Environment.getDataUserCeDirectory(volumeUuid, userId); 21284 final File deDir = Environment.getDataUserDeDirectory(volumeUuid, userId); 21285 21286 // First look for stale data that doesn't belong, and check if things 21287 // have changed since we did our last restorecon 21288 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 21289 if (StorageManager.isFileEncryptedNativeOrEmulated() 21290 && !StorageManager.isUserKeyUnlocked(userId)) { 21291 throw new RuntimeException( 21292 "Yikes, someone asked us to reconcile CE storage while " + userId 21293 + " was still locked; this would have caused massive data loss!"); 21294 } 21295 21296 final File[] files = FileUtils.listFilesOrEmpty(ceDir); 21297 for (File file : files) { 21298 final String packageName = file.getName(); 21299 try { 21300 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 21301 } catch (PackageManagerException e) { 21302 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 21303 try { 21304 mInstaller.destroyAppData(volumeUuid, packageName, userId, 21305 StorageManager.FLAG_STORAGE_CE, 0); 21306 } catch (InstallerException e2) { 21307 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 21308 } 21309 } 21310 } 21311 } 21312 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 21313 final File[] files = FileUtils.listFilesOrEmpty(deDir); 21314 for (File file : files) { 21315 final String packageName = file.getName(); 21316 try { 21317 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 21318 } catch (PackageManagerException e) { 21319 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 21320 try { 21321 mInstaller.destroyAppData(volumeUuid, packageName, userId, 21322 StorageManager.FLAG_STORAGE_DE, 0); 21323 } catch (InstallerException e2) { 21324 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 21325 } 21326 } 21327 } 21328 } 21329 21330 // Ensure that data directories are ready to roll for all packages 21331 // installed for this volume and user 21332 final List<PackageSetting> packages; 21333 synchronized (mPackages) { 21334 packages = mSettings.getVolumePackagesLPr(volumeUuid); 21335 } 21336 int preparedCount = 0; 21337 for (PackageSetting ps : packages) { 21338 final String packageName = ps.name; 21339 if (ps.pkg == null) { 21340 Slog.w(TAG, "Odd, missing scanned package " + packageName); 21341 // TODO: might be due to legacy ASEC apps; we should circle back 21342 // and reconcile again once they're scanned 21343 continue; 21344 } 21345 // Skip non-core apps if requested 21346 if (onlyCoreApps && !ps.pkg.coreApp) { 21347 result.add(packageName); 21348 continue; 21349 } 21350 21351 if (ps.getInstalled(userId)) { 21352 prepareAppDataAndMigrateLIF(ps.pkg, userId, flags, migrateAppData); 21353 preparedCount++; 21354 } 21355 } 21356 21357 Slog.v(TAG, "reconcileAppsData finished " + preparedCount + " packages"); 21358 return result; 21359 } 21360 21361 /** 21362 * Prepare app data for the given app just after it was installed or 21363 * upgraded. This method carefully only touches users that it's installed 21364 * for, and it forces a restorecon to handle any seinfo changes. 21365 * <p> 21366 * Verifies that directories exist and that ownership and labeling is 21367 * correct for all installed apps. If there is an ownership mismatch, it 21368 * will try recovering system apps by wiping data; third-party app data is 21369 * left intact. 21370 * <p> 21371 * <em>Note: To avoid a deadlock, do not call this method with {@code mPackages} lock held</em> 21372 */ 21373 private void prepareAppDataAfterInstallLIF(PackageParser.Package pkg) { 21374 final PackageSetting ps; 21375 synchronized (mPackages) { 21376 ps = mSettings.mPackages.get(pkg.packageName); 21377 mSettings.writeKernelMappingLPr(ps); 21378 } 21379 21380 final UserManager um = mContext.getSystemService(UserManager.class); 21381 UserManagerInternal umInternal = getUserManagerInternal(); 21382 for (UserInfo user : um.getUsers()) { 21383 final int flags; 21384 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 21385 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 21386 } else if (umInternal.isUserRunning(user.id)) { 21387 flags = StorageManager.FLAG_STORAGE_DE; 21388 } else { 21389 continue; 21390 } 21391 21392 if (ps.getInstalled(user.id)) { 21393 // TODO: when user data is locked, mark that we're still dirty 21394 prepareAppDataLIF(pkg, user.id, flags); 21395 } 21396 } 21397 } 21398 21399 /** 21400 * Prepare app data for the given app. 21401 * <p> 21402 * Verifies that directories exist and that ownership and labeling is 21403 * correct for all installed apps. If there is an ownership mismatch, this 21404 * will try recovering system apps by wiping data; third-party app data is 21405 * left intact. 21406 */ 21407 private void prepareAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 21408 if (pkg == null) { 21409 Slog.wtf(TAG, "Package was null!", new Throwable()); 21410 return; 21411 } 21412 prepareAppDataLeafLIF(pkg, userId, flags); 21413 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 21414 for (int i = 0; i < childCount; i++) { 21415 prepareAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 21416 } 21417 } 21418 21419 private void prepareAppDataAndMigrateLIF(PackageParser.Package pkg, int userId, int flags, 21420 boolean maybeMigrateAppData) { 21421 prepareAppDataLIF(pkg, userId, flags); 21422 21423 if (maybeMigrateAppData && maybeMigrateAppDataLIF(pkg, userId)) { 21424 // We may have just shuffled around app data directories, so 21425 // prepare them one more time 21426 prepareAppDataLIF(pkg, userId, flags); 21427 } 21428 } 21429 21430 private void prepareAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 21431 if (DEBUG_APP_DATA) { 21432 Slog.v(TAG, "prepareAppData for " + pkg.packageName + " u" + userId + " 0x" 21433 + Integer.toHexString(flags)); 21434 } 21435 21436 final String volumeUuid = pkg.volumeUuid; 21437 final String packageName = pkg.packageName; 21438 final ApplicationInfo app = pkg.applicationInfo; 21439 final int appId = UserHandle.getAppId(app.uid); 21440 21441 Preconditions.checkNotNull(app.seInfo); 21442 21443 long ceDataInode = -1; 21444 try { 21445 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 21446 appId, app.seInfo, app.targetSdkVersion); 21447 } catch (InstallerException e) { 21448 if (app.isSystemApp()) { 21449 logCriticalInfo(Log.ERROR, "Failed to create app data for " + packageName 21450 + ", but trying to recover: " + e); 21451 destroyAppDataLeafLIF(pkg, userId, flags); 21452 try { 21453 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 21454 appId, app.seInfo, app.targetSdkVersion); 21455 logCriticalInfo(Log.DEBUG, "Recovery succeeded!"); 21456 } catch (InstallerException e2) { 21457 logCriticalInfo(Log.DEBUG, "Recovery failed!"); 21458 } 21459 } else { 21460 Slog.e(TAG, "Failed to create app data for " + packageName + ": " + e); 21461 } 21462 } 21463 21464 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0 && ceDataInode != -1) { 21465 // TODO: mark this structure as dirty so we persist it! 21466 synchronized (mPackages) { 21467 final PackageSetting ps = mSettings.mPackages.get(packageName); 21468 if (ps != null) { 21469 ps.setCeDataInode(ceDataInode, userId); 21470 } 21471 } 21472 } 21473 21474 prepareAppDataContentsLeafLIF(pkg, userId, flags); 21475 } 21476 21477 private void prepareAppDataContentsLIF(PackageParser.Package pkg, int userId, int flags) { 21478 if (pkg == null) { 21479 Slog.wtf(TAG, "Package was null!", new Throwable()); 21480 return; 21481 } 21482 prepareAppDataContentsLeafLIF(pkg, userId, flags); 21483 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 21484 for (int i = 0; i < childCount; i++) { 21485 prepareAppDataContentsLeafLIF(pkg.childPackages.get(i), userId, flags); 21486 } 21487 } 21488 21489 private void prepareAppDataContentsLeafLIF(PackageParser.Package pkg, int userId, int flags) { 21490 final String volumeUuid = pkg.volumeUuid; 21491 final String packageName = pkg.packageName; 21492 final ApplicationInfo app = pkg.applicationInfo; 21493 21494 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 21495 // Create a native library symlink only if we have native libraries 21496 // and if the native libraries are 32 bit libraries. We do not provide 21497 // this symlink for 64 bit libraries. 21498 if (app.primaryCpuAbi != null && !VMRuntime.is64BitAbi(app.primaryCpuAbi)) { 21499 final String nativeLibPath = app.nativeLibraryDir; 21500 try { 21501 mInstaller.linkNativeLibraryDirectory(volumeUuid, packageName, 21502 nativeLibPath, userId); 21503 } catch (InstallerException e) { 21504 Slog.e(TAG, "Failed to link native for " + packageName + ": " + e); 21505 } 21506 } 21507 } 21508 } 21509 21510 /** 21511 * For system apps on non-FBE devices, this method migrates any existing 21512 * CE/DE data to match the {@code defaultToDeviceProtectedStorage} flag 21513 * requested by the app. 21514 */ 21515 private boolean maybeMigrateAppDataLIF(PackageParser.Package pkg, int userId) { 21516 if (pkg.isSystem() && !StorageManager.isFileEncryptedNativeOrEmulated() 21517 && PackageManager.APPLY_DEFAULT_TO_DEVICE_PROTECTED_STORAGE) { 21518 final int storageTarget = pkg.applicationInfo.isDefaultToDeviceProtectedStorage() 21519 ? StorageManager.FLAG_STORAGE_DE : StorageManager.FLAG_STORAGE_CE; 21520 try { 21521 mInstaller.migrateAppData(pkg.volumeUuid, pkg.packageName, userId, 21522 storageTarget); 21523 } catch (InstallerException e) { 21524 logCriticalInfo(Log.WARN, 21525 "Failed to migrate " + pkg.packageName + ": " + e.getMessage()); 21526 } 21527 return true; 21528 } else { 21529 return false; 21530 } 21531 } 21532 21533 public PackageFreezer freezePackage(String packageName, String killReason) { 21534 return freezePackage(packageName, UserHandle.USER_ALL, killReason); 21535 } 21536 21537 public PackageFreezer freezePackage(String packageName, int userId, String killReason) { 21538 return new PackageFreezer(packageName, userId, killReason); 21539 } 21540 21541 public PackageFreezer freezePackageForInstall(String packageName, int installFlags, 21542 String killReason) { 21543 return freezePackageForInstall(packageName, UserHandle.USER_ALL, installFlags, killReason); 21544 } 21545 21546 public PackageFreezer freezePackageForInstall(String packageName, int userId, int installFlags, 21547 String killReason) { 21548 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 21549 return new PackageFreezer(); 21550 } else { 21551 return freezePackage(packageName, userId, killReason); 21552 } 21553 } 21554 21555 public PackageFreezer freezePackageForDelete(String packageName, int deleteFlags, 21556 String killReason) { 21557 return freezePackageForDelete(packageName, UserHandle.USER_ALL, deleteFlags, killReason); 21558 } 21559 21560 public PackageFreezer freezePackageForDelete(String packageName, int userId, int deleteFlags, 21561 String killReason) { 21562 if ((deleteFlags & PackageManager.DELETE_DONT_KILL_APP) != 0) { 21563 return new PackageFreezer(); 21564 } else { 21565 return freezePackage(packageName, userId, killReason); 21566 } 21567 } 21568 21569 /** 21570 * Class that freezes and kills the given package upon creation, and 21571 * unfreezes it upon closing. This is typically used when doing surgery on 21572 * app code/data to prevent the app from running while you're working. 21573 */ 21574 private class PackageFreezer implements AutoCloseable { 21575 private final String mPackageName; 21576 private final PackageFreezer[] mChildren; 21577 21578 private final boolean mWeFroze; 21579 21580 private final AtomicBoolean mClosed = new AtomicBoolean(); 21581 private final CloseGuard mCloseGuard = CloseGuard.get(); 21582 21583 /** 21584 * Create and return a stub freezer that doesn't actually do anything, 21585 * typically used when someone requested 21586 * {@link PackageManager#INSTALL_DONT_KILL_APP} or 21587 * {@link PackageManager#DELETE_DONT_KILL_APP}. 21588 */ 21589 public PackageFreezer() { 21590 mPackageName = null; 21591 mChildren = null; 21592 mWeFroze = false; 21593 mCloseGuard.open("close"); 21594 } 21595 21596 public PackageFreezer(String packageName, int userId, String killReason) { 21597 synchronized (mPackages) { 21598 mPackageName = packageName; 21599 mWeFroze = mFrozenPackages.add(mPackageName); 21600 21601 final PackageSetting ps = mSettings.mPackages.get(mPackageName); 21602 if (ps != null) { 21603 killApplication(ps.name, ps.appId, userId, killReason); 21604 } 21605 21606 final PackageParser.Package p = mPackages.get(packageName); 21607 if (p != null && p.childPackages != null) { 21608 final int N = p.childPackages.size(); 21609 mChildren = new PackageFreezer[N]; 21610 for (int i = 0; i < N; i++) { 21611 mChildren[i] = new PackageFreezer(p.childPackages.get(i).packageName, 21612 userId, killReason); 21613 } 21614 } else { 21615 mChildren = null; 21616 } 21617 } 21618 mCloseGuard.open("close"); 21619 } 21620 21621 @Override 21622 protected void finalize() throws Throwable { 21623 try { 21624 if (mCloseGuard != null) { 21625 mCloseGuard.warnIfOpen(); 21626 } 21627 21628 close(); 21629 } finally { 21630 super.finalize(); 21631 } 21632 } 21633 21634 @Override 21635 public void close() { 21636 mCloseGuard.close(); 21637 if (mClosed.compareAndSet(false, true)) { 21638 synchronized (mPackages) { 21639 if (mWeFroze) { 21640 mFrozenPackages.remove(mPackageName); 21641 } 21642 21643 if (mChildren != null) { 21644 for (PackageFreezer freezer : mChildren) { 21645 freezer.close(); 21646 } 21647 } 21648 } 21649 } 21650 } 21651 } 21652 21653 /** 21654 * Verify that given package is currently frozen. 21655 */ 21656 private void checkPackageFrozen(String packageName) { 21657 synchronized (mPackages) { 21658 if (!mFrozenPackages.contains(packageName)) { 21659 Slog.wtf(TAG, "Expected " + packageName + " to be frozen!", new Throwable()); 21660 } 21661 } 21662 } 21663 21664 @Override 21665 public int movePackage(final String packageName, final String volumeUuid) { 21666 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 21667 21668 final int callingUid = Binder.getCallingUid(); 21669 final UserHandle user = new UserHandle(UserHandle.getUserId(callingUid)); 21670 final int moveId = mNextMoveId.getAndIncrement(); 21671 mHandler.post(new Runnable() { 21672 @Override 21673 public void run() { 21674 try { 21675 movePackageInternal(packageName, volumeUuid, moveId, callingUid, user); 21676 } catch (PackageManagerException e) { 21677 Slog.w(TAG, "Failed to move " + packageName, e); 21678 mMoveCallbacks.notifyStatusChanged(moveId, e.error); 21679 } 21680 } 21681 }); 21682 return moveId; 21683 } 21684 21685 private void movePackageInternal(final String packageName, final String volumeUuid, 21686 final int moveId, final int callingUid, UserHandle user) 21687 throws PackageManagerException { 21688 final StorageManager storage = mContext.getSystemService(StorageManager.class); 21689 final PackageManager pm = mContext.getPackageManager(); 21690 21691 final boolean currentAsec; 21692 final String currentVolumeUuid; 21693 final File codeFile; 21694 final String installerPackageName; 21695 final String packageAbiOverride; 21696 final int appId; 21697 final String seinfo; 21698 final String label; 21699 final int targetSdkVersion; 21700 final PackageFreezer freezer; 21701 final int[] installedUserIds; 21702 21703 // reader 21704 synchronized (mPackages) { 21705 final PackageParser.Package pkg = mPackages.get(packageName); 21706 final PackageSetting ps = mSettings.mPackages.get(packageName); 21707 if (pkg == null 21708 || ps == null 21709 || filterAppAccessLPr(ps, callingUid, user.getIdentifier())) { 21710 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 21711 } 21712 if (pkg.applicationInfo.isSystemApp()) { 21713 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 21714 "Cannot move system application"); 21715 } 21716 21717 final boolean isInternalStorage = VolumeInfo.ID_PRIVATE_INTERNAL.equals(volumeUuid); 21718 final boolean allow3rdPartyOnInternal = mContext.getResources().getBoolean( 21719 com.android.internal.R.bool.config_allow3rdPartyAppOnInternal); 21720 if (isInternalStorage && !allow3rdPartyOnInternal) { 21721 throw new PackageManagerException(MOVE_FAILED_3RD_PARTY_NOT_ALLOWED_ON_INTERNAL, 21722 "3rd party apps are not allowed on internal storage"); 21723 } 21724 21725 if (pkg.applicationInfo.isExternalAsec()) { 21726 currentAsec = true; 21727 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 21728 } else if (pkg.applicationInfo.isForwardLocked()) { 21729 currentAsec = true; 21730 currentVolumeUuid = "forward_locked"; 21731 } else { 21732 currentAsec = false; 21733 currentVolumeUuid = ps.volumeUuid; 21734 21735 final File probe = new File(pkg.codePath); 21736 final File probeOat = new File(probe, "oat"); 21737 if (!probe.isDirectory() || !probeOat.isDirectory()) { 21738 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 21739 "Move only supported for modern cluster style installs"); 21740 } 21741 } 21742 21743 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 21744 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 21745 "Package already moved to " + volumeUuid); 21746 } 21747 if (pkg.applicationInfo.isInternal() && isPackageDeviceAdminOnAnyUser(packageName)) { 21748 throw new PackageManagerException(MOVE_FAILED_DEVICE_ADMIN, 21749 "Device admin cannot be moved"); 21750 } 21751 21752 if (mFrozenPackages.contains(packageName)) { 21753 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 21754 "Failed to move already frozen package"); 21755 } 21756 21757 codeFile = new File(pkg.codePath); 21758 installerPackageName = ps.installerPackageName; 21759 packageAbiOverride = ps.cpuAbiOverrideString; 21760 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 21761 seinfo = pkg.applicationInfo.seInfo; 21762 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 21763 targetSdkVersion = pkg.applicationInfo.targetSdkVersion; 21764 freezer = freezePackage(packageName, "movePackageInternal"); 21765 installedUserIds = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 21766 } 21767 21768 final Bundle extras = new Bundle(); 21769 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 21770 extras.putString(Intent.EXTRA_TITLE, label); 21771 mMoveCallbacks.notifyCreated(moveId, extras); 21772 21773 int installFlags; 21774 final boolean moveCompleteApp; 21775 final File measurePath; 21776 21777 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 21778 installFlags = INSTALL_INTERNAL; 21779 moveCompleteApp = !currentAsec; 21780 measurePath = Environment.getDataAppDirectory(volumeUuid); 21781 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 21782 installFlags = INSTALL_EXTERNAL; 21783 moveCompleteApp = false; 21784 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 21785 } else { 21786 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 21787 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 21788 || !volume.isMountedWritable()) { 21789 freezer.close(); 21790 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 21791 "Move location not mounted private volume"); 21792 } 21793 21794 Preconditions.checkState(!currentAsec); 21795 21796 installFlags = INSTALL_INTERNAL; 21797 moveCompleteApp = true; 21798 measurePath = Environment.getDataAppDirectory(volumeUuid); 21799 } 21800 21801 // If we're moving app data around, we need all the users unlocked 21802 if (moveCompleteApp) { 21803 for (int userId : installedUserIds) { 21804 if (StorageManager.isFileEncryptedNativeOrEmulated() 21805 && !StorageManager.isUserKeyUnlocked(userId)) { 21806 throw new PackageManagerException(MOVE_FAILED_LOCKED_USER, 21807 "User " + userId + " must be unlocked"); 21808 } 21809 } 21810 } 21811 21812 final PackageStats stats = new PackageStats(null, -1); 21813 synchronized (mInstaller) { 21814 for (int userId : installedUserIds) { 21815 if (!getPackageSizeInfoLI(packageName, userId, stats)) { 21816 freezer.close(); 21817 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 21818 "Failed to measure package size"); 21819 } 21820 } 21821 } 21822 21823 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 21824 + stats.dataSize); 21825 21826 final long startFreeBytes = measurePath.getUsableSpace(); 21827 final long sizeBytes; 21828 if (moveCompleteApp) { 21829 sizeBytes = stats.codeSize + stats.dataSize; 21830 } else { 21831 sizeBytes = stats.codeSize; 21832 } 21833 21834 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 21835 freezer.close(); 21836 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 21837 "Not enough free space to move"); 21838 } 21839 21840 mMoveCallbacks.notifyStatusChanged(moveId, 10); 21841 21842 final CountDownLatch installedLatch = new CountDownLatch(1); 21843 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 21844 @Override 21845 public void onUserActionRequired(Intent intent) throws RemoteException { 21846 throw new IllegalStateException(); 21847 } 21848 21849 @Override 21850 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 21851 Bundle extras) throws RemoteException { 21852 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 21853 + PackageManager.installStatusToString(returnCode, msg)); 21854 21855 installedLatch.countDown(); 21856 freezer.close(); 21857 21858 final int status = PackageManager.installStatusToPublicStatus(returnCode); 21859 switch (status) { 21860 case PackageInstaller.STATUS_SUCCESS: 21861 mMoveCallbacks.notifyStatusChanged(moveId, 21862 PackageManager.MOVE_SUCCEEDED); 21863 break; 21864 case PackageInstaller.STATUS_FAILURE_STORAGE: 21865 mMoveCallbacks.notifyStatusChanged(moveId, 21866 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 21867 break; 21868 default: 21869 mMoveCallbacks.notifyStatusChanged(moveId, 21870 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 21871 break; 21872 } 21873 } 21874 }; 21875 21876 final MoveInfo move; 21877 if (moveCompleteApp) { 21878 // Kick off a thread to report progress estimates 21879 new Thread() { 21880 @Override 21881 public void run() { 21882 while (true) { 21883 try { 21884 if (installedLatch.await(1, TimeUnit.SECONDS)) { 21885 break; 21886 } 21887 } catch (InterruptedException ignored) { 21888 } 21889 21890 final long deltaFreeBytes = startFreeBytes - measurePath.getUsableSpace(); 21891 final int progress = 10 + (int) MathUtils.constrain( 21892 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 21893 mMoveCallbacks.notifyStatusChanged(moveId, progress); 21894 } 21895 } 21896 }.start(); 21897 21898 final String dataAppName = codeFile.getName(); 21899 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 21900 dataAppName, appId, seinfo, targetSdkVersion); 21901 } else { 21902 move = null; 21903 } 21904 21905 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 21906 21907 final Message msg = mHandler.obtainMessage(INIT_COPY); 21908 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 21909 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 21910 installerPackageName, volumeUuid, null /*verificationInfo*/, user, 21911 packageAbiOverride, null /*grantedPermissions*/, null /*certificates*/, 21912 PackageManager.INSTALL_REASON_UNKNOWN); 21913 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 21914 msg.obj = params; 21915 21916 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 21917 System.identityHashCode(msg.obj)); 21918 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 21919 System.identityHashCode(msg.obj)); 21920 21921 mHandler.sendMessage(msg); 21922 } 21923 21924 @Override 21925 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 21926 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 21927 21928 final int realMoveId = mNextMoveId.getAndIncrement(); 21929 final Bundle extras = new Bundle(); 21930 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 21931 mMoveCallbacks.notifyCreated(realMoveId, extras); 21932 21933 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 21934 @Override 21935 public void onCreated(int moveId, Bundle extras) { 21936 // Ignored 21937 } 21938 21939 @Override 21940 public void onStatusChanged(int moveId, int status, long estMillis) { 21941 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 21942 } 21943 }; 21944 21945 final StorageManager storage = mContext.getSystemService(StorageManager.class); 21946 storage.setPrimaryStorageUuid(volumeUuid, callback); 21947 return realMoveId; 21948 } 21949 21950 @Override 21951 public int getMoveStatus(int moveId) { 21952 mContext.enforceCallingOrSelfPermission( 21953 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 21954 return mMoveCallbacks.mLastStatus.get(moveId); 21955 } 21956 21957 @Override 21958 public void registerMoveCallback(IPackageMoveObserver callback) { 21959 mContext.enforceCallingOrSelfPermission( 21960 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 21961 mMoveCallbacks.register(callback); 21962 } 21963 21964 @Override 21965 public void unregisterMoveCallback(IPackageMoveObserver callback) { 21966 mContext.enforceCallingOrSelfPermission( 21967 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 21968 mMoveCallbacks.unregister(callback); 21969 } 21970 21971 @Override 21972 public boolean setInstallLocation(int loc) { 21973 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 21974 null); 21975 if (getInstallLocation() == loc) { 21976 return true; 21977 } 21978 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 21979 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 21980 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 21981 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 21982 return true; 21983 } 21984 return false; 21985 } 21986 21987 @Override 21988 public int getInstallLocation() { 21989 // allow instant app access 21990 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 21991 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 21992 PackageHelper.APP_INSTALL_AUTO); 21993 } 21994 21995 /** Called by UserManagerService */ 21996 void cleanUpUser(UserManagerService userManager, int userHandle) { 21997 synchronized (mPackages) { 21998 mDirtyUsers.remove(userHandle); 21999 mUserNeedsBadging.delete(userHandle); 22000 mSettings.removeUserLPw(userHandle); 22001 mPendingBroadcasts.remove(userHandle); 22002 mInstantAppRegistry.onUserRemovedLPw(userHandle); 22003 removeUnusedPackagesLPw(userManager, userHandle); 22004 } 22005 } 22006 22007 /** 22008 * We're removing userHandle and would like to remove any downloaded packages 22009 * that are no longer in use by any other user. 22010 * @param userHandle the user being removed 22011 */ 22012 private void removeUnusedPackagesLPw(UserManagerService userManager, final int userHandle) { 22013 final boolean DEBUG_CLEAN_APKS = false; 22014 int [] users = userManager.getUserIds(); 22015 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 22016 while (psit.hasNext()) { 22017 PackageSetting ps = psit.next(); 22018 if (ps.pkg == null) { 22019 continue; 22020 } 22021 final String packageName = ps.pkg.packageName; 22022 // Skip over if system app 22023 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 22024 continue; 22025 } 22026 if (DEBUG_CLEAN_APKS) { 22027 Slog.i(TAG, "Checking package " + packageName); 22028 } 22029 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 22030 if (keep) { 22031 if (DEBUG_CLEAN_APKS) { 22032 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 22033 } 22034 } else { 22035 for (int i = 0; i < users.length; i++) { 22036 if (users[i] != userHandle && ps.getInstalled(users[i])) { 22037 keep = true; 22038 if (DEBUG_CLEAN_APKS) { 22039 Slog.i(TAG, " Keeping package " + packageName + " for user " 22040 + users[i]); 22041 } 22042 break; 22043 } 22044 } 22045 } 22046 if (!keep) { 22047 if (DEBUG_CLEAN_APKS) { 22048 Slog.i(TAG, " Removing package " + packageName); 22049 } 22050 mHandler.post(new Runnable() { 22051 public void run() { 22052 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 22053 userHandle, 0); 22054 } //end run 22055 }); 22056 } 22057 } 22058 } 22059 22060 /** Called by UserManagerService */ 22061 void createNewUser(int userId, String[] disallowedPackages) { 22062 synchronized (mInstallLock) { 22063 mSettings.createNewUserLI(this, mInstaller, userId, disallowedPackages); 22064 } 22065 synchronized (mPackages) { 22066 scheduleWritePackageRestrictionsLocked(userId); 22067 scheduleWritePackageListLocked(userId); 22068 applyFactoryDefaultBrowserLPw(userId); 22069 primeDomainVerificationsLPw(userId); 22070 } 22071 } 22072 22073 void onNewUserCreated(final int userId) { 22074 synchronized(mPackages) { 22075 mDefaultPermissionPolicy.grantDefaultPermissions(mPackages.values(), userId); 22076 // If permission review for legacy apps is required, we represent 22077 // dagerous permissions for such apps as always granted runtime 22078 // permissions to keep per user flag state whether review is needed. 22079 // Hence, if a new user is added we have to propagate dangerous 22080 // permission grants for these legacy apps. 22081 if (mSettings.mPermissions.mPermissionReviewRequired) { 22082// NOTE: This adds UPDATE_PERMISSIONS_REPLACE_PKG 22083 mPermissionManager.updateAllPermissions( 22084 StorageManager.UUID_PRIVATE_INTERNAL, true, mPackages.values(), 22085 mPermissionCallback); 22086 } 22087 } 22088 } 22089 22090 @Override 22091 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 22092 mContext.enforceCallingOrSelfPermission( 22093 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 22094 "Only package verification agents can read the verifier device identity"); 22095 22096 synchronized (mPackages) { 22097 return mSettings.getVerifierDeviceIdentityLPw(); 22098 } 22099 } 22100 22101 @Override 22102 public void setPermissionEnforced(String permission, boolean enforced) { 22103 // TODO: Now that we no longer change GID for storage, this should to away. 22104 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 22105 "setPermissionEnforced"); 22106 if (READ_EXTERNAL_STORAGE.equals(permission)) { 22107 synchronized (mPackages) { 22108 if (mSettings.mReadExternalStorageEnforced == null 22109 || mSettings.mReadExternalStorageEnforced != enforced) { 22110 mSettings.mReadExternalStorageEnforced = 22111 enforced ? Boolean.TRUE : Boolean.FALSE; 22112 mSettings.writeLPr(); 22113 } 22114 } 22115 // kill any non-foreground processes so we restart them and 22116 // grant/revoke the GID. 22117 final IActivityManager am = ActivityManager.getService(); 22118 if (am != null) { 22119 final long token = Binder.clearCallingIdentity(); 22120 try { 22121 am.killProcessesBelowForeground("setPermissionEnforcement"); 22122 } catch (RemoteException e) { 22123 } finally { 22124 Binder.restoreCallingIdentity(token); 22125 } 22126 } 22127 } else { 22128 throw new IllegalArgumentException("No selective enforcement for " + permission); 22129 } 22130 } 22131 22132 @Override 22133 @Deprecated 22134 public boolean isPermissionEnforced(String permission) { 22135 // allow instant applications 22136 return true; 22137 } 22138 22139 @Override 22140 public boolean isStorageLow() { 22141 // allow instant applications 22142 final long token = Binder.clearCallingIdentity(); 22143 try { 22144 final DeviceStorageMonitorInternal 22145 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 22146 if (dsm != null) { 22147 return dsm.isMemoryLow(); 22148 } else { 22149 return false; 22150 } 22151 } finally { 22152 Binder.restoreCallingIdentity(token); 22153 } 22154 } 22155 22156 @Override 22157 public IPackageInstaller getPackageInstaller() { 22158 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 22159 return null; 22160 } 22161 return mInstallerService; 22162 } 22163 22164 private boolean userNeedsBadging(int userId) { 22165 int index = mUserNeedsBadging.indexOfKey(userId); 22166 if (index < 0) { 22167 final UserInfo userInfo; 22168 final long token = Binder.clearCallingIdentity(); 22169 try { 22170 userInfo = sUserManager.getUserInfo(userId); 22171 } finally { 22172 Binder.restoreCallingIdentity(token); 22173 } 22174 final boolean b; 22175 if (userInfo != null && userInfo.isManagedProfile()) { 22176 b = true; 22177 } else { 22178 b = false; 22179 } 22180 mUserNeedsBadging.put(userId, b); 22181 return b; 22182 } 22183 return mUserNeedsBadging.valueAt(index); 22184 } 22185 22186 @Override 22187 public KeySet getKeySetByAlias(String packageName, String alias) { 22188 if (packageName == null || alias == null) { 22189 return null; 22190 } 22191 synchronized(mPackages) { 22192 final PackageParser.Package pkg = mPackages.get(packageName); 22193 if (pkg == null) { 22194 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22195 throw new IllegalArgumentException("Unknown package: " + packageName); 22196 } 22197 final PackageSetting ps = (PackageSetting) pkg.mExtras; 22198 if (filterAppAccessLPr(ps, Binder.getCallingUid(), UserHandle.getCallingUserId())) { 22199 Slog.w(TAG, "KeySet requested for filtered package: " + packageName); 22200 throw new IllegalArgumentException("Unknown package: " + packageName); 22201 } 22202 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 22203 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 22204 } 22205 } 22206 22207 @Override 22208 public KeySet getSigningKeySet(String packageName) { 22209 if (packageName == null) { 22210 return null; 22211 } 22212 synchronized(mPackages) { 22213 final int callingUid = Binder.getCallingUid(); 22214 final int callingUserId = UserHandle.getUserId(callingUid); 22215 final PackageParser.Package pkg = mPackages.get(packageName); 22216 if (pkg == null) { 22217 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22218 throw new IllegalArgumentException("Unknown package: " + packageName); 22219 } 22220 final PackageSetting ps = (PackageSetting) pkg.mExtras; 22221 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 22222 // filter and pretend the package doesn't exist 22223 Slog.w(TAG, "KeySet requested for filtered package: " + packageName 22224 + ", uid:" + callingUid); 22225 throw new IllegalArgumentException("Unknown package: " + packageName); 22226 } 22227 if (pkg.applicationInfo.uid != callingUid 22228 && Process.SYSTEM_UID != callingUid) { 22229 throw new SecurityException("May not access signing KeySet of other apps."); 22230 } 22231 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 22232 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 22233 } 22234 } 22235 22236 @Override 22237 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 22238 final int callingUid = Binder.getCallingUid(); 22239 if (getInstantAppPackageName(callingUid) != null) { 22240 return false; 22241 } 22242 if (packageName == null || ks == null) { 22243 return false; 22244 } 22245 synchronized(mPackages) { 22246 final PackageParser.Package pkg = mPackages.get(packageName); 22247 if (pkg == null 22248 || filterAppAccessLPr((PackageSetting) pkg.mExtras, callingUid, 22249 UserHandle.getUserId(callingUid))) { 22250 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22251 throw new IllegalArgumentException("Unknown package: " + packageName); 22252 } 22253 IBinder ksh = ks.getToken(); 22254 if (ksh instanceof KeySetHandle) { 22255 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 22256 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 22257 } 22258 return false; 22259 } 22260 } 22261 22262 @Override 22263 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 22264 final int callingUid = Binder.getCallingUid(); 22265 if (getInstantAppPackageName(callingUid) != null) { 22266 return false; 22267 } 22268 if (packageName == null || ks == null) { 22269 return false; 22270 } 22271 synchronized(mPackages) { 22272 final PackageParser.Package pkg = mPackages.get(packageName); 22273 if (pkg == null 22274 || filterAppAccessLPr((PackageSetting) pkg.mExtras, callingUid, 22275 UserHandle.getUserId(callingUid))) { 22276 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22277 throw new IllegalArgumentException("Unknown package: " + packageName); 22278 } 22279 IBinder ksh = ks.getToken(); 22280 if (ksh instanceof KeySetHandle) { 22281 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 22282 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 22283 } 22284 return false; 22285 } 22286 } 22287 22288 private void deletePackageIfUnusedLPr(final String packageName) { 22289 PackageSetting ps = mSettings.mPackages.get(packageName); 22290 if (ps == null) { 22291 return; 22292 } 22293 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 22294 // TODO Implement atomic delete if package is unused 22295 // It is currently possible that the package will be deleted even if it is installed 22296 // after this method returns. 22297 mHandler.post(new Runnable() { 22298 public void run() { 22299 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 22300 0, PackageManager.DELETE_ALL_USERS); 22301 } 22302 }); 22303 } 22304 } 22305 22306 /** 22307 * Check and throw if the given before/after packages would be considered a 22308 * downgrade. 22309 */ 22310 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 22311 throws PackageManagerException { 22312 if (after.versionCode < before.mVersionCode) { 22313 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 22314 "Update version code " + after.versionCode + " is older than current " 22315 + before.mVersionCode); 22316 } else if (after.versionCode == before.mVersionCode) { 22317 if (after.baseRevisionCode < before.baseRevisionCode) { 22318 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 22319 "Update base revision code " + after.baseRevisionCode 22320 + " is older than current " + before.baseRevisionCode); 22321 } 22322 22323 if (!ArrayUtils.isEmpty(after.splitNames)) { 22324 for (int i = 0; i < after.splitNames.length; i++) { 22325 final String splitName = after.splitNames[i]; 22326 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 22327 if (j != -1) { 22328 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 22329 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 22330 "Update split " + splitName + " revision code " 22331 + after.splitRevisionCodes[i] + " is older than current " 22332 + before.splitRevisionCodes[j]); 22333 } 22334 } 22335 } 22336 } 22337 } 22338 } 22339 22340 private static class MoveCallbacks extends Handler { 22341 private static final int MSG_CREATED = 1; 22342 private static final int MSG_STATUS_CHANGED = 2; 22343 22344 private final RemoteCallbackList<IPackageMoveObserver> 22345 mCallbacks = new RemoteCallbackList<>(); 22346 22347 private final SparseIntArray mLastStatus = new SparseIntArray(); 22348 22349 public MoveCallbacks(Looper looper) { 22350 super(looper); 22351 } 22352 22353 public void register(IPackageMoveObserver callback) { 22354 mCallbacks.register(callback); 22355 } 22356 22357 public void unregister(IPackageMoveObserver callback) { 22358 mCallbacks.unregister(callback); 22359 } 22360 22361 @Override 22362 public void handleMessage(Message msg) { 22363 final SomeArgs args = (SomeArgs) msg.obj; 22364 final int n = mCallbacks.beginBroadcast(); 22365 for (int i = 0; i < n; i++) { 22366 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 22367 try { 22368 invokeCallback(callback, msg.what, args); 22369 } catch (RemoteException ignored) { 22370 } 22371 } 22372 mCallbacks.finishBroadcast(); 22373 args.recycle(); 22374 } 22375 22376 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 22377 throws RemoteException { 22378 switch (what) { 22379 case MSG_CREATED: { 22380 callback.onCreated(args.argi1, (Bundle) args.arg2); 22381 break; 22382 } 22383 case MSG_STATUS_CHANGED: { 22384 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 22385 break; 22386 } 22387 } 22388 } 22389 22390 private void notifyCreated(int moveId, Bundle extras) { 22391 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 22392 22393 final SomeArgs args = SomeArgs.obtain(); 22394 args.argi1 = moveId; 22395 args.arg2 = extras; 22396 obtainMessage(MSG_CREATED, args).sendToTarget(); 22397 } 22398 22399 private void notifyStatusChanged(int moveId, int status) { 22400 notifyStatusChanged(moveId, status, -1); 22401 } 22402 22403 private void notifyStatusChanged(int moveId, int status, long estMillis) { 22404 Slog.v(TAG, "Move " + moveId + " status " + status); 22405 22406 final SomeArgs args = SomeArgs.obtain(); 22407 args.argi1 = moveId; 22408 args.argi2 = status; 22409 args.arg3 = estMillis; 22410 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 22411 22412 synchronized (mLastStatus) { 22413 mLastStatus.put(moveId, status); 22414 } 22415 } 22416 } 22417 22418 private final static class OnPermissionChangeListeners extends Handler { 22419 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 22420 22421 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 22422 new RemoteCallbackList<>(); 22423 22424 public OnPermissionChangeListeners(Looper looper) { 22425 super(looper); 22426 } 22427 22428 @Override 22429 public void handleMessage(Message msg) { 22430 switch (msg.what) { 22431 case MSG_ON_PERMISSIONS_CHANGED: { 22432 final int uid = msg.arg1; 22433 handleOnPermissionsChanged(uid); 22434 } break; 22435 } 22436 } 22437 22438 public void addListenerLocked(IOnPermissionsChangeListener listener) { 22439 mPermissionListeners.register(listener); 22440 22441 } 22442 22443 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 22444 mPermissionListeners.unregister(listener); 22445 } 22446 22447 public void onPermissionsChanged(int uid) { 22448 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 22449 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 22450 } 22451 } 22452 22453 private void handleOnPermissionsChanged(int uid) { 22454 final int count = mPermissionListeners.beginBroadcast(); 22455 try { 22456 for (int i = 0; i < count; i++) { 22457 IOnPermissionsChangeListener callback = mPermissionListeners 22458 .getBroadcastItem(i); 22459 try { 22460 callback.onPermissionsChanged(uid); 22461 } catch (RemoteException e) { 22462 Log.e(TAG, "Permission listener is dead", e); 22463 } 22464 } 22465 } finally { 22466 mPermissionListeners.finishBroadcast(); 22467 } 22468 } 22469 } 22470 22471 private class PackageManagerNative extends IPackageManagerNative.Stub { 22472 @Override 22473 public String[] getNamesForUids(int[] uids) throws RemoteException { 22474 final String[] results = PackageManagerService.this.getNamesForUids(uids); 22475 // massage results so they can be parsed by the native binder 22476 for (int i = results.length - 1; i >= 0; --i) { 22477 if (results[i] == null) { 22478 results[i] = ""; 22479 } 22480 } 22481 return results; 22482 } 22483 22484 // NB: this differentiates between preloads and sideloads 22485 @Override 22486 public String getInstallerForPackage(String packageName) throws RemoteException { 22487 final String installerName = getInstallerPackageName(packageName); 22488 if (!TextUtils.isEmpty(installerName)) { 22489 return installerName; 22490 } 22491 // differentiate between preload and sideload 22492 int callingUser = UserHandle.getUserId(Binder.getCallingUid()); 22493 ApplicationInfo appInfo = getApplicationInfo(packageName, 22494 /*flags*/ 0, 22495 /*userId*/ callingUser); 22496 if (appInfo != null && (appInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 22497 return "preload"; 22498 } 22499 return ""; 22500 } 22501 22502 @Override 22503 public int getVersionCodeForPackage(String packageName) throws RemoteException { 22504 try { 22505 int callingUser = UserHandle.getUserId(Binder.getCallingUid()); 22506 PackageInfo pInfo = getPackageInfo(packageName, 0, callingUser); 22507 if (pInfo != null) { 22508 return pInfo.versionCode; 22509 } 22510 } catch (Exception e) { 22511 } 22512 return 0; 22513 } 22514 } 22515 22516 private class PackageManagerInternalImpl extends PackageManagerInternal { 22517 @Override 22518 public void updatePermissionFlagsTEMP(String permName, String packageName, int flagMask, 22519 int flagValues, int userId) { 22520 PackageManagerService.this.updatePermissionFlags( 22521 permName, packageName, flagMask, flagValues, userId); 22522 } 22523 22524 @Override 22525 public int getPermissionFlagsTEMP(String permName, String packageName, int userId) { 22526 return PackageManagerService.this.getPermissionFlags(permName, packageName, userId); 22527 } 22528 22529 @Override 22530 public boolean isInstantApp(String packageName, int userId) { 22531 return PackageManagerService.this.isInstantApp(packageName, userId); 22532 } 22533 22534 @Override 22535 public String getInstantAppPackageName(int uid) { 22536 return PackageManagerService.this.getInstantAppPackageName(uid); 22537 } 22538 22539 @Override 22540 public boolean filterAppAccess(PackageParser.Package pkg, int callingUid, int userId) { 22541 synchronized (mPackages) { 22542 return PackageManagerService.this.filterAppAccessLPr( 22543 (PackageSetting) pkg.mExtras, callingUid, userId); 22544 } 22545 } 22546 22547 @Override 22548 public PackageParser.Package getPackage(String packageName) { 22549 synchronized (mPackages) { 22550 packageName = resolveInternalPackageNameLPr( 22551 packageName, PackageManager.VERSION_CODE_HIGHEST); 22552 return mPackages.get(packageName); 22553 } 22554 } 22555 22556 @Override 22557 public PackageParser.Package getDisabledPackage(String packageName) { 22558 synchronized (mPackages) { 22559 final PackageSetting ps = mSettings.getDisabledSystemPkgLPr(packageName); 22560 return (ps != null) ? ps.pkg : null; 22561 } 22562 } 22563 22564 @Override 22565 public String getKnownPackageName(int knownPackage, int userId) { 22566 switch(knownPackage) { 22567 case PackageManagerInternal.PACKAGE_BROWSER: 22568 return getDefaultBrowserPackageName(userId); 22569 case PackageManagerInternal.PACKAGE_INSTALLER: 22570 return mRequiredInstallerPackage; 22571 case PackageManagerInternal.PACKAGE_SETUP_WIZARD: 22572 return mSetupWizardPackage; 22573 case PackageManagerInternal.PACKAGE_SYSTEM: 22574 return "android"; 22575 case PackageManagerInternal.PACKAGE_VERIFIER: 22576 return mRequiredVerifierPackage; 22577 } 22578 return null; 22579 } 22580 22581 @Override 22582 public boolean isResolveActivityComponent(ComponentInfo component) { 22583 return mResolveActivity.packageName.equals(component.packageName) 22584 && mResolveActivity.name.equals(component.name); 22585 } 22586 22587 @Override 22588 public void setLocationPackagesProvider(PackagesProvider provider) { 22589 mDefaultPermissionPolicy.setLocationPackagesProvider(provider); 22590 } 22591 22592 @Override 22593 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 22594 mDefaultPermissionPolicy.setVoiceInteractionPackagesProvider(provider); 22595 } 22596 22597 @Override 22598 public void setSmsAppPackagesProvider(PackagesProvider provider) { 22599 mDefaultPermissionPolicy.setSmsAppPackagesProvider(provider); 22600 } 22601 22602 @Override 22603 public void setDialerAppPackagesProvider(PackagesProvider provider) { 22604 mDefaultPermissionPolicy.setDialerAppPackagesProvider(provider); 22605 } 22606 22607 @Override 22608 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 22609 mDefaultPermissionPolicy.setSimCallManagerPackagesProvider(provider); 22610 } 22611 22612 @Override 22613 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 22614 mDefaultPermissionPolicy.setSyncAdapterPackagesProvider(provider); 22615 } 22616 22617 @Override 22618 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 22619 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsApp(packageName, userId); 22620 } 22621 22622 @Override 22623 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 22624 synchronized (mPackages) { 22625 mSettings.setDefaultDialerPackageNameLPw(packageName, userId); 22626 } 22627 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerApp(packageName, userId); 22628 } 22629 22630 @Override 22631 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 22632 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManager( 22633 packageName, userId); 22634 } 22635 22636 @Override 22637 public void setKeepUninstalledPackages(final List<String> packageList) { 22638 Preconditions.checkNotNull(packageList); 22639 List<String> removedFromList = null; 22640 synchronized (mPackages) { 22641 if (mKeepUninstalledPackages != null) { 22642 final int packagesCount = mKeepUninstalledPackages.size(); 22643 for (int i = 0; i < packagesCount; i++) { 22644 String oldPackage = mKeepUninstalledPackages.get(i); 22645 if (packageList != null && packageList.contains(oldPackage)) { 22646 continue; 22647 } 22648 if (removedFromList == null) { 22649 removedFromList = new ArrayList<>(); 22650 } 22651 removedFromList.add(oldPackage); 22652 } 22653 } 22654 mKeepUninstalledPackages = new ArrayList<>(packageList); 22655 if (removedFromList != null) { 22656 final int removedCount = removedFromList.size(); 22657 for (int i = 0; i < removedCount; i++) { 22658 deletePackageIfUnusedLPr(removedFromList.get(i)); 22659 } 22660 } 22661 } 22662 } 22663 22664 @Override 22665 public boolean isPermissionsReviewRequired(String packageName, int userId) { 22666 synchronized (mPackages) { 22667 return mPermissionManager.isPermissionsReviewRequired( 22668 mPackages.get(packageName), userId); 22669 } 22670 } 22671 22672 @Override 22673 public PackageInfo getPackageInfo( 22674 String packageName, int flags, int filterCallingUid, int userId) { 22675 return PackageManagerService.this 22676 .getPackageInfoInternal(packageName, PackageManager.VERSION_CODE_HIGHEST, 22677 flags, filterCallingUid, userId); 22678 } 22679 22680 @Override 22681 public ApplicationInfo getApplicationInfo( 22682 String packageName, int flags, int filterCallingUid, int userId) { 22683 return PackageManagerService.this 22684 .getApplicationInfoInternal(packageName, flags, filterCallingUid, userId); 22685 } 22686 22687 @Override 22688 public ActivityInfo getActivityInfo( 22689 ComponentName component, int flags, int filterCallingUid, int userId) { 22690 return PackageManagerService.this 22691 .getActivityInfoInternal(component, flags, filterCallingUid, userId); 22692 } 22693 22694 @Override 22695 public List<ResolveInfo> queryIntentActivities( 22696 Intent intent, int flags, int filterCallingUid, int userId) { 22697 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 22698 return PackageManagerService.this 22699 .queryIntentActivitiesInternal(intent, resolvedType, flags, filterCallingUid, 22700 userId, false /*resolveForStart*/, true /*allowDynamicSplits*/); 22701 } 22702 22703 @Override 22704 public List<ResolveInfo> queryIntentServices( 22705 Intent intent, int flags, int callingUid, int userId) { 22706 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 22707 return PackageManagerService.this 22708 .queryIntentServicesInternal(intent, resolvedType, flags, userId, callingUid, 22709 false); 22710 } 22711 22712 @Override 22713 public ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 22714 int userId) { 22715 return PackageManagerService.this.getHomeActivitiesAsUser(allHomeCandidates, userId); 22716 } 22717 22718 @Override 22719 public void setDeviceAndProfileOwnerPackages( 22720 int deviceOwnerUserId, String deviceOwnerPackage, 22721 SparseArray<String> profileOwnerPackages) { 22722 mProtectedPackages.setDeviceAndProfileOwnerPackages( 22723 deviceOwnerUserId, deviceOwnerPackage, profileOwnerPackages); 22724 } 22725 22726 @Override 22727 public boolean isPackageDataProtected(int userId, String packageName) { 22728 return mProtectedPackages.isPackageDataProtected(userId, packageName); 22729 } 22730 22731 @Override 22732 public boolean isPackageEphemeral(int userId, String packageName) { 22733 synchronized (mPackages) { 22734 final PackageSetting ps = mSettings.mPackages.get(packageName); 22735 return ps != null ? ps.getInstantApp(userId) : false; 22736 } 22737 } 22738 22739 @Override 22740 public boolean wasPackageEverLaunched(String packageName, int userId) { 22741 synchronized (mPackages) { 22742 return mSettings.wasPackageEverLaunchedLPr(packageName, userId); 22743 } 22744 } 22745 22746 @Override 22747 public void grantRuntimePermission(String packageName, String permName, int userId, 22748 boolean overridePolicy) { 22749 PackageManagerService.this.mPermissionManager.grantRuntimePermission( 22750 permName, packageName, overridePolicy, getCallingUid(), userId, 22751 mPermissionCallback); 22752 } 22753 22754 @Override 22755 public void revokeRuntimePermission(String packageName, String permName, int userId, 22756 boolean overridePolicy) { 22757 mPermissionManager.revokeRuntimePermission( 22758 permName, packageName, overridePolicy, getCallingUid(), userId, 22759 mPermissionCallback); 22760 } 22761 22762 @Override 22763 public String getNameForUid(int uid) { 22764 return PackageManagerService.this.getNameForUid(uid); 22765 } 22766 22767 @Override 22768 public void requestInstantAppResolutionPhaseTwo(AuxiliaryResolveInfo responseObj, 22769 Intent origIntent, String resolvedType, String callingPackage, 22770 Bundle verificationBundle, int userId) { 22771 PackageManagerService.this.requestInstantAppResolutionPhaseTwo( 22772 responseObj, origIntent, resolvedType, callingPackage, verificationBundle, 22773 userId); 22774 } 22775 22776 @Override 22777 public void grantEphemeralAccess(int userId, Intent intent, 22778 int targetAppId, int ephemeralAppId) { 22779 synchronized (mPackages) { 22780 mInstantAppRegistry.grantInstantAccessLPw(userId, intent, 22781 targetAppId, ephemeralAppId); 22782 } 22783 } 22784 22785 @Override 22786 public boolean isInstantAppInstallerComponent(ComponentName component) { 22787 synchronized (mPackages) { 22788 return mInstantAppInstallerActivity != null 22789 && mInstantAppInstallerActivity.getComponentName().equals(component); 22790 } 22791 } 22792 22793 @Override 22794 public void pruneInstantApps() { 22795 mInstantAppRegistry.pruneInstantApps(); 22796 } 22797 22798 @Override 22799 public String getSetupWizardPackageName() { 22800 return mSetupWizardPackage; 22801 } 22802 22803 public void setExternalSourcesPolicy(ExternalSourcesPolicy policy) { 22804 if (policy != null) { 22805 mExternalSourcesPolicy = policy; 22806 } 22807 } 22808 22809 @Override 22810 public boolean isPackagePersistent(String packageName) { 22811 synchronized (mPackages) { 22812 PackageParser.Package pkg = mPackages.get(packageName); 22813 return pkg != null 22814 ? ((pkg.applicationInfo.flags&(ApplicationInfo.FLAG_SYSTEM 22815 | ApplicationInfo.FLAG_PERSISTENT)) == 22816 (ApplicationInfo.FLAG_SYSTEM | ApplicationInfo.FLAG_PERSISTENT)) 22817 : false; 22818 } 22819 } 22820 22821 @Override 22822 public boolean isLegacySystemApp(Package pkg) { 22823 synchronized (mPackages) { 22824 final PackageSetting ps = (PackageSetting) pkg.mExtras; 22825 return mPromoteSystemApps 22826 && ps.isSystem() 22827 && mExistingSystemPackages.contains(ps.name); 22828 } 22829 } 22830 22831 @Override 22832 public List<PackageInfo> getOverlayPackages(int userId) { 22833 final ArrayList<PackageInfo> overlayPackages = new ArrayList<PackageInfo>(); 22834 synchronized (mPackages) { 22835 for (PackageParser.Package p : mPackages.values()) { 22836 if (p.mOverlayTarget != null) { 22837 PackageInfo pkg = generatePackageInfo((PackageSetting)p.mExtras, 0, userId); 22838 if (pkg != null) { 22839 overlayPackages.add(pkg); 22840 } 22841 } 22842 } 22843 } 22844 return overlayPackages; 22845 } 22846 22847 @Override 22848 public List<String> getTargetPackageNames(int userId) { 22849 List<String> targetPackages = new ArrayList<>(); 22850 synchronized (mPackages) { 22851 for (PackageParser.Package p : mPackages.values()) { 22852 if (p.mOverlayTarget == null) { 22853 targetPackages.add(p.packageName); 22854 } 22855 } 22856 } 22857 return targetPackages; 22858 } 22859 22860 @Override 22861 public boolean setEnabledOverlayPackages(int userId, @NonNull String targetPackageName, 22862 @Nullable List<String> overlayPackageNames) { 22863 synchronized (mPackages) { 22864 if (targetPackageName == null || mPackages.get(targetPackageName) == null) { 22865 Slog.e(TAG, "failed to find package " + targetPackageName); 22866 return false; 22867 } 22868 ArrayList<String> overlayPaths = null; 22869 if (overlayPackageNames != null && overlayPackageNames.size() > 0) { 22870 final int N = overlayPackageNames.size(); 22871 overlayPaths = new ArrayList<>(N); 22872 for (int i = 0; i < N; i++) { 22873 final String packageName = overlayPackageNames.get(i); 22874 final PackageParser.Package pkg = mPackages.get(packageName); 22875 if (pkg == null) { 22876 Slog.e(TAG, "failed to find package " + packageName); 22877 return false; 22878 } 22879 overlayPaths.add(pkg.baseCodePath); 22880 } 22881 } 22882 22883 final PackageSetting ps = mSettings.mPackages.get(targetPackageName); 22884 ps.setOverlayPaths(overlayPaths, userId); 22885 return true; 22886 } 22887 } 22888 22889 @Override 22890 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 22891 int flags, int userId, boolean resolveForStart) { 22892 return resolveIntentInternal( 22893 intent, resolvedType, flags, userId, resolveForStart); 22894 } 22895 22896 @Override 22897 public ResolveInfo resolveService(Intent intent, String resolvedType, 22898 int flags, int userId, int callingUid) { 22899 return resolveServiceInternal(intent, resolvedType, flags, userId, callingUid); 22900 } 22901 22902 @Override 22903 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 22904 return PackageManagerService.this.resolveContentProviderInternal( 22905 name, flags, userId); 22906 } 22907 22908 @Override 22909 public void addIsolatedUid(int isolatedUid, int ownerUid) { 22910 synchronized (mPackages) { 22911 mIsolatedOwners.put(isolatedUid, ownerUid); 22912 } 22913 } 22914 22915 @Override 22916 public void removeIsolatedUid(int isolatedUid) { 22917 synchronized (mPackages) { 22918 mIsolatedOwners.delete(isolatedUid); 22919 } 22920 } 22921 22922 @Override 22923 public int getUidTargetSdkVersion(int uid) { 22924 synchronized (mPackages) { 22925 return getUidTargetSdkVersionLockedLPr(uid); 22926 } 22927 } 22928 22929 @Override 22930 public boolean canAccessInstantApps(int callingUid, int userId) { 22931 return PackageManagerService.this.canViewInstantApps(callingUid, userId); 22932 } 22933 22934 @Override 22935 public boolean hasInstantApplicationMetadata(String packageName, int userId) { 22936 synchronized (mPackages) { 22937 return mInstantAppRegistry.hasInstantApplicationMetadataLPr(packageName, userId); 22938 } 22939 } 22940 22941 @Override 22942 public void notifyPackageUse(String packageName, int reason) { 22943 synchronized (mPackages) { 22944 PackageManagerService.this.notifyPackageUseLocked(packageName, reason); 22945 } 22946 } 22947 } 22948 22949 @Override 22950 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 22951 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 22952 synchronized (mPackages) { 22953 final long identity = Binder.clearCallingIdentity(); 22954 try { 22955 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierApps( 22956 packageNames, userId); 22957 } finally { 22958 Binder.restoreCallingIdentity(identity); 22959 } 22960 } 22961 } 22962 22963 @Override 22964 public void grantDefaultPermissionsToEnabledImsServices(String[] packageNames, int userId) { 22965 enforceSystemOrPhoneCaller("grantDefaultPermissionsToEnabledImsServices"); 22966 synchronized (mPackages) { 22967 final long identity = Binder.clearCallingIdentity(); 22968 try { 22969 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledImsServices( 22970 packageNames, userId); 22971 } finally { 22972 Binder.restoreCallingIdentity(identity); 22973 } 22974 } 22975 } 22976 22977 private static void enforceSystemOrPhoneCaller(String tag) { 22978 int callingUid = Binder.getCallingUid(); 22979 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 22980 throw new SecurityException( 22981 "Cannot call " + tag + " from UID " + callingUid); 22982 } 22983 } 22984 22985 boolean isHistoricalPackageUsageAvailable() { 22986 return mPackageUsage.isHistoricalPackageUsageAvailable(); 22987 } 22988 22989 /** 22990 * Return a <b>copy</b> of the collection of packages known to the package manager. 22991 * @return A copy of the values of mPackages. 22992 */ 22993 Collection<PackageParser.Package> getPackages() { 22994 synchronized (mPackages) { 22995 return new ArrayList<>(mPackages.values()); 22996 } 22997 } 22998 22999 /** 23000 * Logs process start information (including base APK hash) to the security log. 23001 * @hide 23002 */ 23003 @Override 23004 public void logAppProcessStartIfNeeded(String processName, int uid, String seinfo, 23005 String apkFile, int pid) { 23006 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 23007 return; 23008 } 23009 if (!SecurityLog.isLoggingEnabled()) { 23010 return; 23011 } 23012 Bundle data = new Bundle(); 23013 data.putLong("startTimestamp", System.currentTimeMillis()); 23014 data.putString("processName", processName); 23015 data.putInt("uid", uid); 23016 data.putString("seinfo", seinfo); 23017 data.putString("apkFile", apkFile); 23018 data.putInt("pid", pid); 23019 Message msg = mProcessLoggingHandler.obtainMessage( 23020 ProcessLoggingHandler.LOG_APP_PROCESS_START_MSG); 23021 msg.setData(data); 23022 mProcessLoggingHandler.sendMessage(msg); 23023 } 23024 23025 public CompilerStats.PackageStats getCompilerPackageStats(String pkgName) { 23026 return mCompilerStats.getPackageStats(pkgName); 23027 } 23028 23029 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(PackageParser.Package pkg) { 23030 return getOrCreateCompilerPackageStats(pkg.packageName); 23031 } 23032 23033 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(String pkgName) { 23034 return mCompilerStats.getOrCreatePackageStats(pkgName); 23035 } 23036 23037 public void deleteCompilerPackageStats(String pkgName) { 23038 mCompilerStats.deletePackageStats(pkgName); 23039 } 23040 23041 @Override 23042 public int getInstallReason(String packageName, int userId) { 23043 final int callingUid = Binder.getCallingUid(); 23044 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 23045 true /* requireFullPermission */, false /* checkShell */, 23046 "get install reason"); 23047 synchronized (mPackages) { 23048 final PackageSetting ps = mSettings.mPackages.get(packageName); 23049 if (filterAppAccessLPr(ps, callingUid, userId)) { 23050 return PackageManager.INSTALL_REASON_UNKNOWN; 23051 } 23052 if (ps != null) { 23053 return ps.getInstallReason(userId); 23054 } 23055 } 23056 return PackageManager.INSTALL_REASON_UNKNOWN; 23057 } 23058 23059 @Override 23060 public boolean canRequestPackageInstalls(String packageName, int userId) { 23061 return canRequestPackageInstallsInternal(packageName, 0, userId, 23062 true /* throwIfPermNotDeclared*/); 23063 } 23064 23065 private boolean canRequestPackageInstallsInternal(String packageName, int flags, int userId, 23066 boolean throwIfPermNotDeclared) { 23067 int callingUid = Binder.getCallingUid(); 23068 int uid = getPackageUid(packageName, 0, userId); 23069 if (callingUid != uid && callingUid != Process.ROOT_UID 23070 && callingUid != Process.SYSTEM_UID) { 23071 throw new SecurityException( 23072 "Caller uid " + callingUid + " does not own package " + packageName); 23073 } 23074 ApplicationInfo info = getApplicationInfo(packageName, flags, userId); 23075 if (info == null) { 23076 return false; 23077 } 23078 if (info.targetSdkVersion < Build.VERSION_CODES.O) { 23079 return false; 23080 } 23081 String appOpPermission = Manifest.permission.REQUEST_INSTALL_PACKAGES; 23082 String[] packagesDeclaringPermission = getAppOpPermissionPackages(appOpPermission); 23083 if (!ArrayUtils.contains(packagesDeclaringPermission, packageName)) { 23084 if (throwIfPermNotDeclared) { 23085 throw new SecurityException("Need to declare " + appOpPermission 23086 + " to call this api"); 23087 } else { 23088 Slog.e(TAG, "Need to declare " + appOpPermission + " to call this api"); 23089 return false; 23090 } 23091 } 23092 if (sUserManager.hasUserRestriction(UserManager.DISALLOW_INSTALL_UNKNOWN_SOURCES, userId)) { 23093 return false; 23094 } 23095 if (mExternalSourcesPolicy != null) { 23096 int isTrusted = mExternalSourcesPolicy.getPackageTrustedToInstallApps(packageName, uid); 23097 if (isTrusted != PackageManagerInternal.ExternalSourcesPolicy.USER_DEFAULT) { 23098 return isTrusted == PackageManagerInternal.ExternalSourcesPolicy.USER_TRUSTED; 23099 } 23100 } 23101 return checkUidPermission(appOpPermission, uid) == PERMISSION_GRANTED; 23102 } 23103 23104 @Override 23105 public ComponentName getInstantAppResolverSettingsComponent() { 23106 return mInstantAppResolverSettingsComponent; 23107 } 23108 23109 @Override 23110 public ComponentName getInstantAppInstallerComponent() { 23111 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 23112 return null; 23113 } 23114 return mInstantAppInstallerActivity == null 23115 ? null : mInstantAppInstallerActivity.getComponentName(); 23116 } 23117 23118 @Override 23119 public String getInstantAppAndroidId(String packageName, int userId) { 23120 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.ACCESS_INSTANT_APPS, 23121 "getInstantAppAndroidId"); 23122 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 23123 true /* requireFullPermission */, false /* checkShell */, 23124 "getInstantAppAndroidId"); 23125 // Make sure the target is an Instant App. 23126 if (!isInstantApp(packageName, userId)) { 23127 return null; 23128 } 23129 synchronized (mPackages) { 23130 return mInstantAppRegistry.getInstantAppAndroidIdLPw(packageName, userId); 23131 } 23132 } 23133 23134 boolean canHaveOatDir(String packageName) { 23135 synchronized (mPackages) { 23136 PackageParser.Package p = mPackages.get(packageName); 23137 if (p == null) { 23138 return false; 23139 } 23140 return p.canHaveOatDir(); 23141 } 23142 } 23143 23144 private String getOatDir(PackageParser.Package pkg) { 23145 if (!pkg.canHaveOatDir()) { 23146 return null; 23147 } 23148 File codePath = new File(pkg.codePath); 23149 if (codePath.isDirectory()) { 23150 return PackageDexOptimizer.getOatDir(codePath).getAbsolutePath(); 23151 } 23152 return null; 23153 } 23154 23155 void deleteOatArtifactsOfPackage(String packageName) { 23156 final String[] instructionSets; 23157 final List<String> codePaths; 23158 final String oatDir; 23159 final PackageParser.Package pkg; 23160 synchronized (mPackages) { 23161 pkg = mPackages.get(packageName); 23162 } 23163 instructionSets = getAppDexInstructionSets(pkg.applicationInfo); 23164 codePaths = pkg.getAllCodePaths(); 23165 oatDir = getOatDir(pkg); 23166 23167 for (String codePath : codePaths) { 23168 for (String isa : instructionSets) { 23169 try { 23170 mInstaller.deleteOdex(codePath, isa, oatDir); 23171 } catch (InstallerException e) { 23172 Log.e(TAG, "Failed deleting oat files for " + codePath, e); 23173 } 23174 } 23175 } 23176 } 23177 23178 Set<String> getUnusedPackages(long downgradeTimeThresholdMillis) { 23179 Set<String> unusedPackages = new HashSet<>(); 23180 long currentTimeInMillis = System.currentTimeMillis(); 23181 synchronized (mPackages) { 23182 for (PackageParser.Package pkg : mPackages.values()) { 23183 PackageSetting ps = mSettings.mPackages.get(pkg.packageName); 23184 if (ps == null) { 23185 continue; 23186 } 23187 PackageDexUsage.PackageUseInfo packageUseInfo = 23188 getDexManager().getPackageUseInfoOrDefault(pkg.packageName); 23189 if (PackageManagerServiceUtils 23190 .isUnusedSinceTimeInMillis(ps.firstInstallTime, currentTimeInMillis, 23191 downgradeTimeThresholdMillis, packageUseInfo, 23192 pkg.getLatestPackageUseTimeInMills(), 23193 pkg.getLatestForegroundPackageUseTimeInMills())) { 23194 unusedPackages.add(pkg.packageName); 23195 } 23196 } 23197 } 23198 return unusedPackages; 23199 } 23200} 23201 23202interface PackageSender { 23203 void sendPackageBroadcast(final String action, final String pkg, 23204 final Bundle extras, final int flags, final String targetPkg, 23205 final IIntentReceiver finishedReceiver, final int[] userIds); 23206 void sendPackageAddedForNewUsers(String packageName, boolean sendBootCompleted, 23207 boolean includeStopped, int appId, int... userIds); 23208} 23209